JP5137922B2 - Containment unraveling apparatus and method for unpacking contents in bucket - Google Patents

Description

  The present invention relates to a metal waste storage bucket used when detoxifying and recycling metal scrap (for example, copper wire) used in a pole transformer for distribution using a PCB-containing insulating oil. The present invention relates to an article unraveling jig for unraveling, a bucket, and a method for unraveling an object in a bucket.

Power distribution pole transformers are composed of containers, bolts and nuts, alumina, insulators, electric wires, iron cores, coils, paper, oil ducts (wood), and packing. They are harmful, low water-soluble, high oil-soluble, and hardly decomposed. Insulating oil containing PCB (polychlorinated biphenyl), which is an organic pollutant having properties such as property, persistence and adhesiveness, has been used.
When discarding such a pole transformer for power distribution, it is necessary to disassemble each part after removing the PCB-containing insulating oil from the container, and to clean or clean the PCB-containing insulating oil to make it harmless. there were.
In particular, the copper wire (metal scrap) that constitutes the coil is cut and removed from the oil duct (wood), and then stored in a metal box (bucket) partitioned by a partition plate and heat-treated. A technique of decomposing and removing PCB-containing insulating oil which is a pollutant by heat is used.
In this case, in order to increase the utilization efficiency of the bucket, if the metal scrap is densely accommodated in the bucket, the metal scrap cannot be easily taken out simply by inverting the bucket after sufficiently removing heat after the heat treatment. It took time to re-load.
The prior art about the jig | tool and method for loosening the accommodation (metal waste) accommodated in the bucket used when detoxifying the above metal waste by heat processing is not discovered at present. However, the following techniques and inventions are known as methods actually performed in the field and as techniques for detoxifying the copper wire of the pole transformer for distribution.

FIG. 11 is a conceptual diagram showing the appearance of a conventional bucket. In order to facilitate understanding of the internal structure of the bucket 15a, a part of the side wall 17 of the box 16 constituting the bucket 15a is notched.
Conventionally, in order to detoxify metal scrap such as copper wire impregnated with an environmental pollutant such as PCB, it is composed of a metal box 16 as shown in FIG. A bucket 15a provided with a plurality of partition plates 19a standing up from the bottom 18 and partitioning the box body 16 into strips to form a compartment 20 is used.
In this case, after storing metal scraps such as copper wire (not shown) in the individual compartments 20 formed in the bucket 15a as described above as a storage object, the bucket 15a storing the storage object is heat-treated and the environment such as a PCB. The pollutants were thermally detoxified.
In addition, the partition plate 19a installed in the box 16 of the bucket 15a is made of metal, and when heat-treating the bucket 15a together with the contents, the heat supplied from the outside is smoothly transferred to the inside of the bucket 15a to the environment. It has the effect of promoting the thermal decomposition of pollutants.
And, for the purpose of increasing the utilization efficiency of the bucket 15a, if metal scraps (for example, copper wire) which are contained in the bucket 15a are densely accommodated, even if the bucket 15a is inverted after the heat treatment is completed, it is easily accommodated. Since an object cannot be taken out, it was necessary for an operator to enter the bucket 15a each time and carefully unravel the metal scrap accommodated in each section 20 by using a crusher or the like.

Patent Document 1 relates to a method of winding a transformer, which is called “transformer winding method” and is taken out by disassembling the transformer, in particular, from a transformer in which PCB is used as insulating oil. An invention relating to a method of winding a taken-out transformer is disclosed.
When the invention disclosed in Patent Document 1 is described using the reference numerals in the document as they are, a winding cleaning step S1 for cleaning the winding taken out by disassembling the transformer using a hydrocarbon-based cleaning agent, A crushing step S2 for crushing the windings washed in the winding washing step S1, and a sorting step S3 for sorting the crushed material obtained by crushing the windings in the crushing step S2 into copper wires and non-metals. And a copper wire cleaning step S4 for cleaning the copper wire selected in the selection step S3 using a hydrocarbon-based cleaning agent.
According to the invention disclosed in Patent Document 1, the winding taken out by disassembling the transformer is cleaned using a hydrocarbon-based cleaning agent, and the cleaned winding is crushed. The crushed material obtained by crushing is sorted into copper wires and non-metals, and the sorted copper wires are washed with a hydrocarbon-based cleaning agent. The PCB of the taken-out winding can be sufficiently removed, and the copper wire can be made reusable.

Further, Patent Document 2 discloses an invention related to a PCB processing method that reliably detoxifies PCBs and PCB contaminants that are currently stored and have strong toxicity under the name of “PCB processing method”.
In the invention disclosed in Patent Document 2, the insulating oil of the transformer is extracted, the inside is roughly cleaned, and heating is performed under vacuum. Subsequently, the transformer is disassembled, and organic substances such as paper and wood, the transformer core, and other metals are separated. Further, the transformer core is cut or disassembled and separated into an iron core and a copper coil. Next, the copper coil is divided and crushed to separate paper or wood, which is an organic material, and copper, which is an inorganic material. Then, the disassembled paper and the like and the pieces of paper that are divided and crushed are slurried. On the other hand, the disassembled metals, the core of the core, and the copper pieces that have been divided and crushed are ultrasonically cleaned. And it is characterized by hydrothermally decomposing | disassembling the insulating oil drained, the washing | cleaning waste liquid, and the slurry.
According to the invention disclosed in Patent Document 2, a component of a power device such as a power transformer or a capacitor is divided and crushed, and a metal contaminated by PCB is separated from other components from the crushed piece. Then, after washing with a cleaning agent, the cleaning agent was subjected to hydrothermal decomposition treatment or supercritical water oxidation treatment. Cleaning agent contaminated with PCB can be made harmless safely and reliably.

JP 2003-257759 A JP 2002-143825 A

When a bucket 15a as shown in FIG. 11 is used to detoxify a metal waste (for example, copper wire) that is an environmental pollutant, such as PCB, by heat treatment, and can be recycled. The fact that it is necessary for the worker to unravel the contained items (metal waste) in all the compartments 20 using the crusher before reversing the bucket 15a containing the items (metal waste) is within the bucket 15a. It has become a cause of reducing the work efficiency of the work of replacing the metal scrap on the.
Moreover, even if the bucket 15a is reversed after the worker performs the work of loosening the metal scrap in the bucket 15a, the metal scrap still remains on the bottom 18 of the section 20 of the bucket 15a. There is a problem that it is necessary to perform a metal scraping operation in the bucket 15a, which is not only a heavy burden on the worker, but also that it is difficult to improve work efficiency when the metal scrap is transferred to the bucket 15a.

  The inventions disclosed in Patent Document 1 and Patent Document 2 are both inventions belonging to the same technical field, but are not techniques for detoxifying copper wires contaminated with environmental pollutants such as PCB by heat treatment. Nothing is disclosed about a jig and a method for efficiently loosening metal scraps in the bucket 15a as shown in FIG.

The present invention has been made in response to such a conventional situation, and as a container in a bucket for the purpose of detoxifying metal scraps (for example, copper wire) contaminated with environmental pollutants such as PCB by heat treatment. A container unraveling device comprising a container unraveling jig and a bucket that can facilitate the process of unraveling a container (metal scrap) accommodated in the bucket after completion of heat treatment , and a container container It is to provide a method of loosening.

Invention a is contained goods loosening device according to claim 1, wherein for achieving the above object, a bucket metal box body is divided into compartments by a plurality of partition plates, by raising pre-arranged on the bottom of the compartment and a contained object loosening jig for loosening the material accommodated in the upper jig loosening the contained object is projected and the rod body disposed at the bottom of the compartment, the body of the rod-shaped body wherein Rukoto comprises a lifting arm that is provided at an end portion on the side not connected to the body portion of the arm portion, and a housing material loosened hung swing fittings for detachably coupled to the pulling device for pulling the jigs It is what.
In the invention of the above configuration, the rod-shaped body is disposed at the bottom in the bucket section, and when the rod-shaped body is pulled vertically upward, metal scrap (for example, a deposit) deposited on the side surface of the rod-shaped body (for example, It has the effect of loosening entanglement and overlap of copper wire and the like. Further, at this time, the rod-shaped body has an effect of releasing the contact state between the partition plate and the stored item and facilitating the removal of the stored item from the bucket.
Further, the arm portion has an action of pulling up the rod-like body arranged on the bottom in the compartment of the bucket to the vertically upper side by an external force.
Furthermore, the hooking tool provided in the arm portion has an effect of enabling detachable connection between the lifting tool and the arm portion when the rod-shaped body is pulled up vertically upward.

According to a second aspect of the present invention, there is provided a material unraveling device , wherein a metal box is divided into a plurality of partitions by a plurality of partition plates, and is placed in the upper portion of the container by previously arranging and pulling up on the bottom of the compartment. housing was and a contained object loosening jig for loosening, projecting jig loosening the housing comprises a plurality of rod-like body disposed in parallel with each other at the bottom of the compartment, the body of the plurality of rod-like members A lifting arm portion, a connecting portion that integrally connects at least one end of the arm portion that is not connected to the body portion of the arm portion, and a connecting portion or an upper end portion of the arm portion, it is characterized in Rukoto a hanging swing fittings for detachably coupled to the pulling device for pulling an object loosening jig.
In the invention with the above configuration, the rod-like body, the arm portion, and the hanging tool have the same action as the rod-like body, the arm portion, and the hanging tool in the invention of claim 1.
In the invention according to claim 2, the connecting portion has an action of integrally connecting at least the end portions of the arm portions that are not connected to the trunk portions of the pair of arm portions. Thereby, it has the effect | action of reducing the number of hooks required when pulling up a some rod-shaped body to the vertical upper side.

According to a third aspect of the present invention, there is provided a material unraveling apparatus , wherein a metal box is divided into a plurality of partitions by a plurality of partition plates, and is placed in the upper portion of the container by previously arranging and pulling up on the bottom of the compartment. housing was and a contained object loosening jig for loosening jig loosening the housing comprises a plurality of rod-like body disposed in parallel with each other at the bottom of the compartment, at least a pair of end among the plurality of rod-like members A loosening jig provided on the end of the arm portion that is not connected to the body portion of the arm portion that is connected to the body portion of the joint portion or the rod-shaped body; And a hook that is detachably connected to a lifting tool for lifting the bucket, and the partition plate of the bucket has a gap formed by the rod-like body and the connecting portion when the container unraveling jig is accommodated in the bucket. Japanese to be disposed at a position coincident It is an.
In the invention with the above configuration, the rod-like body, the arm portion, and the hanging tool have the same action as the rod-like body, the arm portion, and the hanging tool in the invention of claim 1.
Moreover, in the invention according to claim 3, the connecting portion has an action of integrally connecting at least a pair of end portions of the plurality of rod-shaped bodies. Thereby, it has the effect | action of reducing the number of arm parts required when pulling up a some rod-shaped body to the vertical upper side.
In addition, by disposing the partition plate installed in the bucket at a position that coincides with the gap formed by the rod-like body and the connecting portion, the container unraveling jig provided with the connecting portion at the end of the rod-like body It has the effect | action of enabling arrangement | positioning (installation) in a bucket.

4. loosening invention a is accommodated as claimed device is a contained goods loosening device according to any one of claims 1 to 3, hung swing fittings is loosened contained goods in the bucket jig Is placed at the same position as the upper end of the partition plate or vertically above the upper end of the partition plate.
The invention with the above configuration has the same action as each of the inventions according to claims 1 to 3.
In addition, as described above, the partition plate installed in the bucket has its upper end exposed on the accommodation when heat-treating the metal scrap that is the accommodation accommodated in the bucket. The external heat is smoothly transferred to the inside of the bucket. For this reason, when filling the bucket with metal scraps that are contained, consideration is given so that the upper end of the partition plate is not filled with metal scraps.
For this reason, in the invention according to claim 4, when the stored item unraveling jig is accommodated in the bucket, the hanging tool is located at the same position as the upper end of the partition plate or vertically above the upper end of the partition plate. By arranging, in this state, when the bucket is filled with metal scrap that is a container, the hooking tool is brought into a state of being barely exposed on the container.
Further, in particular, the hooking tool, the arm portion, and the rod-shaped body are made of metal, so that the contained material unraveling jig itself in the invention of claim 4 can be used as a means for transferring heat to the inside of the bucket. Has an effect.

According to a fifth aspect of the present invention, there is provided a method for loosening the contents in a bucket, wherein the section formed by the partition plate of the bucket for heat-treating the contents is empty at the bottom of the section. 4. The first step of disposing the contained material unraveling jig in the invention according to any one of claims 4, the second step of filling the contained material in the compartment after the first step, and the second step After this step, a third step of heat-treating the stored item unraveling jig and the bucket containing the stored item, and after this third step, after removing the heat-treated bucket, the lifting tool is attached to the hanging tool. And a fourth step of lifting the contained material unraveling jig vertically upward to loosen the contained material accommodated in the compartment.
In the invention having the above-described configuration, the first step is any one of claims 1 to 4 at the bottom of the compartment when the compartment formed by the partition plate of the bucket for heat-treating the contents is empty. It has the effect | action of arrange | positioning the accommodation loosening jig | tool in invention of 1 term. In addition, the second step has an effect that the contents are filled in the compartments so that the upper end portion of the partition plate in the bucket is not filled with the contents. Furthermore, a 3rd process heats the accommodation thing and the accommodation thing unraveling jig of any one of Claim 1 thru | or 4, simultaneously, heat-treats the metal waste (for example, copper wire etc.) ) Has an effect of thermally decomposing and detoxifying environmental pollutants (for example, PCB, etc.) adhering to the metal waste, and making metal scraps recyclable. And in the last 4th process, it pulls up a stored thing loosening jig | tool vertically upward, and loosens the stored thing accommodated in a division, and it is accommodated in a bucket by inverting a bucket once. It has the effect | action of making it possible to take out substantially all the accommodation (metal scrap).

According to the invention described in claim 1 of the present invention, after depositing the contained material unraveling jig in the bucket and depositing the metal scrap as the contained material thereon, the bucket, the contained material and the contained material unraveling treatment are performed. When the tool is heat-treated and then the heat removal is completed, the lifting tool is connected to the hanging tool of the contained material unraveling jig according to claim 1 and the contained material unraveling jig is pulled up vertically one by one. Thus, the detoxification-treated metal scrap (for example, copper wire) densely deposited on the side surface of the rod-shaped body in each section of the bucket can be easily removed by loosening from the bottom of the bucket. .
As a result, after completing the above-described unraveling operation, it is possible to take out almost all of the metal scraps in the bucket by simply inverting the bucket that stores the metal scraps that are the contents.
As a result, when removing the detoxified metal debris from the bucket, there is no need to perform the work of unraveling the metal debris accommodated in each section in the bucket twice using a crusher as in the prior art. This has the effect of reducing the time required for the work of replacing the metal scrap on the metal and greatly reducing the burden on the worker.
Therefore, to improve the work efficiency of detoxification processing of metal scrap (for example, copper wire used as a coil, etc.) contaminated by environmental pollutants (for example, PCB, etc.) used for power distribution pole transformers. Has the effect of being able to.

According to a second aspect of the invention, in other words in another way, by arranging a plurality parallel contained goods loosening jig in the invention of claim 1, comprising ligated together by the connecting portion and an arm portion of at least one pair The container unraveling device includes the container unraveling jig . For this reason, in addition to the same effect as that of the first aspect of the invention, there is an effect that a plurality of rod-like bodies can be simultaneously pulled up vertically by a single lifting operation.
As a result, it has the effect | action that the loosening operation | work of the metal scrap which is the accommodation accommodated in a bucket can be performed more efficiently.
In addition, according to the second aspect of the present invention, it is possible to reduce the number of attachments required at the minimum when lifting a plurality of rod-like bodies at the same time.

In other words, the invention described in claim 3 is arranged in parallel with a plurality of the contents unraveling jigs in the invention according to claim 1, and at least the ends of the pair of rod-shaped bodies are integrally connected by the connecting portion. The container unraveling device includes a container unraveling jig and a bucket that can accommodate such an object unraveling jig . For this reason, in addition to the same effect as that of the first aspect of the invention, there is an effect that a plurality of rod-like bodies can be simultaneously pulled up vertically by a single lifting operation.
As a result, it has the effect | action that the loosening operation | work of the metal scrap which is the accommodation accommodated in a bucket can be performed more efficiently.
In addition, according to the invention described in claim 3, there is also an effect that it is possible to reduce the number of attachments of the arm portions and the hooking tools which are required at the minimum when simultaneously lifting a plurality of rod-like bodies.

According to invention of Claim 4, after installing the accommodation material loosening jig in invention of any one of Claim 1 thru | or 3 in a bucket, the metal scrap which is an accommodation thing in each division When the container is accommodated, there is an effect that the hooking tool can be barely exposed on the object.
As a result, after completing the detoxification process for the metal scrap that is contained in the bucket, when lifting the metal scrap (for example, copper wire) in the bucket, the lifting tool is immediately attached to the hanging tool. Since it can connect, it has the effect that a loosening operation | work can be performed more efficiently.
In addition, in particular, by making the contents unraveling jig according to claim 4 all made of metal, the contents unraveling jig itself can be used as a heat transfer body during the heat treatment as well as the partition plate of the bucket. Since it can do, it also has the effect that the detoxification process of the metal waste which is the accommodation accommodated in a bucket can be performed more efficiently and reliably.

The invention described in claim 5 captures the invention described in claims 1 to 4 as a method invention, and the effect is the same as that of each of the inventions described in claims 1 to 4. .

It is a conceptual diagram which shows the external appearance of the accommodation loosening jig | tool in the accommodation loosening apparatus which concerns on Example 1 of this invention, and its hanging state. It is a conceptual diagram which shows the state which accommodated the contained thing loosening jig | tool in the contained thing loosening apparatus which concerns on Example 1 of this invention in the bucket. It is a conceptual diagram which shows the mode of the loosening operation | work of the accommodation thing in a bucket using the accommodation material loosening apparatus which concerns on Example 1 of this invention. It is a perspective view which shows the external appearance of the 1st modification of the accommodation loosening jig | tool in the accommodation loosening apparatus which concerns on Example 1 of this invention. It is a perspective view which shows the external appearance of the 2nd modification of the accommodation loosening jig | tool in the accommodation loosening apparatus which concerns on Example 1 of this invention. It is a perspective view which shows the external appearance of the containment loosening jig | tool in the containment loosening apparatus which concerns on Example 2 of this invention. It is a perspective view which shows the external appearance of the 1st modification of the accommodation loosening jig | tool in the accommodation loosening apparatus which concerns on Example 2 of this invention. It is a perspective view which shows the external appearance of the 2nd modification of the contained thing loosening jig | tool in the contained thing loosening apparatus which concerns on Example 2 of this invention. It is a perspective view which shows the external appearance of the 3rd modification of the accommodation loosening jig | tool in the accommodation loosening apparatus which concerns on Example 2 of this invention. It is a conceptual diagram which shows the state which accommodated the accommodation loosening jig | tool in the bucket in the accommodation loosening apparatus which concerns on Example 2 of this invention. It is a conceptual diagram which shows the external appearance of the conventional bucket.

The contents unraveling device according to the embodiment of the present invention will be described in detail as Example 1 and Example 2.

FIG. 1 is a conceptual diagram showing the appearance of a contained material unraveling jig and its suspended form in the contained material unraveling apparatus according to Embodiment 1 of the present invention.
As shown in FIG. 1, a contained material unraveling jig 1 a in the contained material unraveling apparatus according to the first embodiment includes at least one arm portion on a body portion 2 a of a linear rod-shaped body 2 made of a solid or hollow body. 3 for attaching the detachable jig 1a to the end of the arm part 3 on the side not connected to the body part 2a of the rod-like body 2 in a detachable manner. As the tool 4, for example, an annular tool 5 is provided.
1 shows a case where the two arm portions 3 are provided in the body portion 2a of the rod-shaped body 2, but the rod-shaped body 2 is provided with the two arm portions 3 in this manner, so that the first embodiment can be realized. The stability at the time of pulling up the accommodation loosening jig 1a vertically upward can be improved.
In addition, FIG. 1 shows a case where an annular tool 5 is installed as an example of the hanging tool 4, but various hanging tools such as hooks and eggplant ring hooks can be used in addition to the annular tool 5. It is. In this case, there is provided a hooking tool capable of detachably connecting the connecting part of the pulling tool 6 with the contained material unraveling jig 1 a to the hooking tool 4 installed at the end of the arm part 3. It is necessary to keep.

As shown in FIG. 1, the lifting tool 6 for lifting the container unraveling jig 1 a according to the first embodiment vertically upward is, for example, a pair of opposing frames 12 having a rectangular shape and rigidity. For example, hooks 11 and 11 (only one side surface 12a is shown in FIG. 1) are provided as a hanging tool so as to make a pair with each of the side surfaces 12a and 12b. As the hook 9, for example, an annular tool 10 is attached, a wire 8 or a chain having sufficient load resistance is connected to the annular tool, and further, the container loosening device according to the first embodiment is connected to the lower end portion thereof. For example, a hook 7 is provided as a hanging tool removably coupled to the hanging tool 4 of the jig 1a.
Further, the lifting tool 6, for example, the hanging tool 24 is separately installed at the upper four corners of the frame 12 of the lifting tool 6, and the hanging tool 24 is connected to the crane or the like through the wire 13 or the chain. What is necessary is just to pull up vertically provided with the hook 14, for example.

FIG. 2 is a conceptual diagram illustrating a state in which the stored item unraveling jig in the stored item unraveling apparatus according to the first embodiment of the present invention is housed in the bucket. In addition, the same code | symbol is attached | subjected about the same part as what was described in FIG.1 and FIG.11, and description about the structure is abbreviate | omitted.
As shown in FIG. 2, the contents unraveling jig 1 a according to the first embodiment has a barrel portion of the rod-shaped body 2 on the bottom portion 18 of each strip-shaped section 20 formed by the partition plate 19 a in the conventional bucket 15 a. The arm portions 3 and 3 projecting from the trunk portion 2a of the rod-like body 2 are arranged and used toward the upper end side of the partition plate 19a.

The configuration of the bucket 15a in the unpacking device according to the first embodiment is as described above with reference to FIG.
As described above, the partition plate 19a installed in the bucket 15a transfers external heat to the bucket 15a when the bucket 15a is filled with metal scrap (for example, copper wire) as a contained material and heat-treated. Therefore, the upper end portion of the partition plate 19a needs to be exposed without being buried in the metal scrap that is the accommodation.
For this reason, when the accommodation unraveling jig 1a according to the first embodiment is disposed in the compartment 20 of the bucket 15a, the hanging tool 4 provided at the end of the arm portion 3 protruding from the rod-like body 2 is By providing the same position as the upper end of the partition plate 19a installed in the bucket 15a, or vertically above the upper end of the partition plate 19a, the bucket 15a is filled with metal scraps as contained items. At this time, the hooking tool 4 of the container unraveling jig 1a can also be exposed without being buried in the metal scrap that is the container.
In this case, after the metal scrap (for example, copper wire) which is the accommodation in the bucket 15a is heat-treated to be detoxified and heat-removed, each section of the bucket 15a using the accommodation unraveling jig 1a according to the first embodiment. When the metal scrap accommodated in 20 is loosened, the pulling tool 6 can be easily connected to the hooking tool 4.
Further, in the case where the container unraveling jig 1a according to the first embodiment installed in the bucket 15a is made of metal, the hooking tool 4 is barely exposed on the container, so that it can be stored during heat treatment. The material unraveling jig 1a itself can also be used as a heat transfer body. In this case, there is an effect that the heat transfer to the metal scrap which is the accommodation in the bucket 15a can be improved and the thermal decomposition action of the environmental pollutant can be further promoted.

Here, with reference to FIG. 1 to FIG. 3 and FIG. 11, a description will be given of an in-bucket accommodation unraveling method using the accommodation unraveling apparatus according to the first embodiment.
FIG. 3 is a conceptual diagram showing a state of the loosening work of the contents in the bucket using the thing unraveling apparatus according to Embodiment 1 of the present invention. In addition, the same code | symbol is attached | subjected about the same part as what was described in FIG.1, FIG2 and FIG.11, and the description about the structure is abbreviate | omitted.
In order to loosen the metal scrap which is the accommodation accommodated in the bucket 15a using the accommodation loosening apparatus according to the first embodiment, first, in each compartment 20 of the empty bucket 15a as shown in FIG. 1 is installed in each case as shown in FIG. 2 (step S1), and after that, on the trunk | drum 2a of the rod-shaped body 2 accommodated in each division 20, respectively. Then, metal scrap (for example, copper wire) that is a container contaminated by environmental pollutants (for example, PCB) is deposited so densely that the upper end portion of the partition plate 19a is not filled (step S2).
After this step S2, the bucket 15a containing the metal scrap is heat-treated together with the stored article unraveling jig 1a according to the first embodiment, and the environmental pollutants adhering to the surface of the metal scrap as the stored article are thermally decomposed and harmless. (Step S3).
After this step S3, after sufficiently removing heat from the bucket 15a and its contents and the contents unraveling jig 1a according to the first embodiment, the individual contents unraveling jig 1a accommodated in the section 20 of the bucket 15a. A hook 7 of a lifting tool 6 as shown in FIG. 1 is connected to the hanging tool 4 of FIG. 1, and the container unwinding jig 1a according to the first embodiment is slowly moved vertically upward using a crane or the like as shown in FIG. (Step S4).

As described above, when the contained material unraveling jig 1a according to the first embodiment is pulled up vertically, the metal scraps deposited on the body 2a of the rod-shaped body 2 in the compartment 20 and loosely adhered to the partition plate 19a are loosened. In other words, by releasing the close contact state between the metal scrap and the partition plate 19a, the bucket 15a can be reversed once, and almost all the harmless metal scrap can be removed from the bucket 15a. Can be taken out.
Thus, according to the method for loosening the contents in the bucket according to the first embodiment, conventionally, when taking out the metal scrap from the bucket 15a, what has been necessary to reverse the bucket 15a at least twice is performed once. Therefore, it is possible to greatly reduce the time required for the work of replacing metal scrap on the bucket 15a.
Moreover, it is necessary to use a crusher or the like to loosen the metal scraps that the worker enters into the bucket 15a and is accommodated in each section 20 every time the metal scraps are transferred to the bucket 15a as in the prior art. As a result, the burden on workers can be greatly reduced.
As a result, it has the effect that the work efficiency concerning the detoxification process of the coil etc. which were used for the pole transformer for power distribution can be improved.
In addition, according to the pulling tool 6 shown in FIG. 1, it has the effect that the things unraveling jig | tool 1a which concerns on several Example 1 via the frame 12 can be lifted simultaneously, and can be pulled up vertically.
In this case, it is possible to perform the operation of loosening the metal scrap that is contained in the bucket 15a more quickly.

Here, a modified example of the container unraveling jig 1a in the container unraveling apparatus according to the first embodiment will be described in detail with reference to FIGS. The accommodation unraveling jig according to the modified example is obtained by integrally connecting the plurality of the accommodation unraveling jigs 1a according to the first embodiment, and the operation and effect thereof is the same as that of the accommodation unraveling jig 1a according to the first embodiment. The same. Here, a description will be given with emphasis on the difference from the container unraveling jig 1a according to the first embodiment.
FIG. 4 is a perspective view showing an appearance of a first modification of the stored article unraveling jig in the stored article unraveling apparatus according to the first embodiment of the present invention. The same parts as those described in FIGS. 1 to 3 are denoted by the same reference numerals, and description of the configuration is omitted.
As shown in FIG. 4, the stored article unraveling jig 1b according to the first modification includes at least one arm section arranged in parallel with a plurality of the stored article unraveling jigs 1a according to the first embodiment. 3 and 3 are integrally connected by a rod-like connecting member 21a, and a minimum number of hooks 4 required for pulling the integrated arm portion 3 vertically upward are installed on the arm portion 3. Is.

In FIG. 4, the case where three body portions 2 a of the rod-like body 2 having two arm portions 3 are arranged in parallel and each arm portion 3 is connected by a connecting member 21 a will be described as an example. However, for example, a plurality of pieces in which only one arm part 3 is attached to the center of the body part 2a of the rod-like body 2 are arranged in parallel, and the arm parts 3 are connected to each of them connected by a connecting member 21a only at one place. The hanging tool 4 may be installed.
That is, when pulling up using a crane or the like, if the body 2a of each rod-like body 2 of the stored article unraveling jig 1b and the bottom surface of the bucket 15a can be maintained so as to be substantially parallel, they are not necessarily facing each other. It is not necessary to connect all the arm parts 3 which make a pair with the connection material 21a, and it is not necessary to provide one or more hooks 4.
However, in the accommodation unraveling jig 1b according to the first modification, for the purpose of facilitating the lifting, among the six arm portions 3 provided in the accommodation unraveling jig 1b shown in FIG. You may attach the hooking tool 4 to the front-end | tip of the four arm parts 3 arrange | positioned, respectively.
Moreover, when the hooking tool 4 is provided in the edge part of all the arm parts 3 in the accommodation material loosening jig | tool 1b which concerns on a 1st modification, the hooking tool 4 is pulled at the time of raising of the thing loosening jig | tool 1b. Since the load applied to the load can be dispersed, it is possible to prevent the hook 4 from being broken and to improve the durability of the stored item unraveling jig 1b.

Next, an accommodation unraveling jig according to a second modification of the first embodiment will be described with reference to FIG. FIG. 5 is a perspective view showing an appearance of a second modification of the stored article unraveling jig in the stored article unraveling apparatus according to the first embodiment of the present invention. The same parts as those described in FIGS. 1 to 4 are denoted by the same reference numerals, and description of the configuration is omitted.
The containment unraveling jig 1c according to the second modification shown in FIG. 5 has the same action and effect as the containment unraveling jig 1b according to the first modification shown in FIG. The tool 4 is provided not on the upper end of the arm part 3 but on the connecting member 21a.
In this case, it is expected that the load applied to the hooking tool 4 can be distributed in a well-balanced manner when the container loosening jig 1c is pulled up.
According to the contents unraveling jigs 1b and 1c according to the first and second modifications of the first embodiment as described above, a plurality of rod-like bodies 2 can be used without using the lifting tool 6 as shown in FIG. Can be simultaneously pulled up vertically.

The accommodation unraveling apparatus according to the second embodiment will be described in detail with reference to FIGS.
The containment unraveling jig in the containment unraveling apparatus according to the second embodiment is different in structure from the containment unraveling jigs 1b and 1c according to the first and second modifications of the first embodiment. The effect and how it is used are the same. Here, an explanation will be given with emphasis on the structural differences from the contents unraveling jigs 1b and 1c according to the first and second modifications of the first embodiment.
FIG. 6 is a perspective view showing an appearance of an article unraveling jig in the article unraveling apparatus according to Embodiment 2 of the present invention. The same parts as those described in FIGS. 1 to 5 are denoted by the same reference numerals, and description of the configuration is omitted.
As shown in FIG. 6, the container unraveling jig 1d according to the second embodiment has a plurality of rod-shaped bodies 2 made of hollow or solid material arranged in parallel, and at least one pair of end portions of these rod-shaped bodies 2 are arranged. The rod-like body 2 is integrated by being connected by the connecting member 21b, and at least one arm portion 3 is attached to the body portion 2a of at least one rod-like body 2 of the group of rod-like bodies 2 integrated by the connecting member 21b. Is provided at the end of the arm portion 3 on the side not connected to the body portion 2a of the rod-like body 2, for example, as a hooking device 4.

In addition, in FIG. 6, although the case where all the edge parts of the three rod-shaped bodies 2 are connected by the connecting member 21b is described as an example, the number of the rod-shaped bodies 2 does not need to be three. The number of hooks 14 provided on the lifting tool 6 or crane may be set to an arbitrary number of two or more according to the load resistance.
Further, the plurality of rod-like bodies 2 do not necessarily have to be connected in a ladder shape as shown in FIG. 6, and when the plurality of integrated rod-like bodies 2 are pulled up vertically, the rod-like bodies 2 are connected to each other. If there is no fear of deformation or breakage of the one integrated by 21b, a plurality of rod-like bodies 2 may be connected by a connecting member 21b so as to form a zigzag shape.
Further, FIG. 6 shows a case where two arm portions 3 are respectively provided on the body portions 2a of the two rod-like bodies 2 arranged on both sides. As long as the body 2 can be pulled up vertically while maintaining a state substantially parallel to the bottom of the bucket, which will be described in detail later, the arm portion 3 may be provided anywhere on the connecting body of the rod-like bodies 2. It should be noted that the load applied to the hooking tool 4 when pulling up the contents unraveling jig 1d according to the second embodiment vertically upward by increasing the number of arm portions 3 attached to the connecting body of the rod-shaped body 2. Can be reduced.

FIG. 7 is a perspective view showing an appearance of a first modified example of the stored article unraveling jig in the stored article unraveling apparatus according to the second embodiment of the present invention. The same parts as those described in FIGS. 1 to 6 are denoted by the same reference numerals, and description of the configuration is omitted.
The above-described container unraveling jig 1d shown in FIG. 6 has the arm portion 3 mounted on the body portion 2a of the rod-like body 2 arranged on both sides in the plurality of rod-like bodies 2 connected together. On the other hand, the container unraveling jig 1e according to the first modification has at least one arm portion 3 on the body portion 2a of the rod-shaped body 2 arranged at the center among the plurality of rod-shaped bodies 2 that are integrally connected. It has been installed.
In FIG. 7, the case where two arm portions 3 project from the trunk portion 2 a of the rod-like body 2 where a plurality of rod-like bodies 2 that are integrally connected is arranged is described as an example. As long as it can be pulled up vertically while maintaining a state substantially parallel to the bottom surface of the bucket, which will be described in detail later, only one arm portion 3 protruding from the trunk portion 2a of the rod-like body 2 may be used. Also in this case, by increasing the number of the arm portions 3 provided in the accommodation unraveling jig 1e according to the first modification of the second embodiment, the accommodation unraveling jig 1e is pulled up vertically using the lifting tool 6. In this case, the load applied to the hanging tool 4 can be reduced.

FIG. 8: is a perspective view which shows the external appearance of the 2nd modification of the contained thing loosening jig | tool in the contained thing loosening apparatus which concerns on Example 2 of this invention. The same parts as those described in FIGS. 1 to 7 are denoted by the same reference numerals, and description of the configuration is omitted.
The container unraveling jig 1f according to the modification of the second embodiment is the same as the container unraveling jig 1d according to the above-described second embodiment or the container unraveling jig 1e according to the first modification. The body portion 2a is provided with the arm portion 3, whereas the arm portion 3 is provided in the connecting member 21b. Same as 1d and 1e.
In addition, in FIG. 8, although the case where there are two rod-shaped bodies 2 of the container unraveling jig 1f is described as an example, the number of the rod-shaped bodies 2 may be two or more. The method need not be limited to a rectangle or ladder shape as shown in FIG. 8, but may be a zigzag shape.

FIG. 9 is a perspective view showing an appearance of a third modification of the stored article unraveling jig in the stored article unraveling apparatus according to Embodiment 2 of the present invention. The same parts as those described in FIGS. 1 to 8 are denoted by the same reference numerals, and description of the configuration is omitted.
The container unraveling jig 1g according to the third modification of the second embodiment includes, for example, a connecting member 21a so that a plurality of rod-like bodies 2 are arranged in parallel to each other and the substantially central portions of the respective body portions 2a are connected to each other. Further, at least one arm part 3 is projected from at least one body part 2 a of the integrated rod-like body 2 and is hooked on the upper end of the arm part 3. As the tool 4, for example, an annular tool 5 is provided. In addition, in the trunk | drum 2a of the rod-shaped body 2, the arm part 3 may protrude at least 2 on the connection material 21b. In any case, the integrated rod-like body 2 and the bottom surface of the bucket are maintained in a substantially parallel state when the container unraveling jig 1g according to the third modification of the second embodiment is pulled up vertically. If possible , the attachment position of the arm part 3 to the trunk part 2a or the connecting member 21b of the rod-like body 2 or the number of attachments of the arm part 3 may be freely changed.
The accommodation unraveling jig 1g according to the third modified example of the second embodiment has the same functions and effects as the above-described accommodation unraveling jigs 1d to 1f, and the usage method thereof is also the above-described accommodation. It is the same as the material unraveling jigs 1d to 1f.

Finally, the bucket in the unpacking device according to the second embodiment will be described in detail with reference to FIG.
FIG. 10 is a conceptual diagram showing a state in which an article unraveling jig according to the second embodiment is housed in a bucket in an article unraveling apparatus according to the second embodiment of the present invention. In addition, the same code | symbol is attached | subjected about the same part as what was described in FIG. 1 thru | or FIG. 8, and FIG. 11, and the description about the structure is abbreviate | omitted.
The bucket 15b in the accommodation unraveling apparatus according to the second embodiment is a bucket for enabling the use of the accommodation unraveling jigs 1d to 1f according to the above-described second embodiment, and is a conventional bucket 15a shown in FIG. Is provided with a gap 23 between the partition plate 19b and the side wall 17, and the contents unraveling jigs 1d to 1f according to the second embodiment are placed in the bucket 15b according to the second embodiment. When installed, the partition plate 19b is disposed at a position that coincides with the gap 22 (see FIGS. 6 to 8) formed by the rod-like body 2 and the connecting member 21b in the unpacking jigs 1d to 1f. Is.
According to the bucket 15b according to the second embodiment as described above, there is an effect that it is possible to install the contents unraveling jigs 1d to 1f in which a plurality of rod-like bodies 2 are integrated by the connecting member 21b. Have.
Moreover, in this case, the bucket 15b according to the second embodiment accommodates the contents unraveling jigs 1d to 1f according to the second embodiment and metal waste (for example, copper wire) as the accommodation, and heat-treats it. Later, for example, by using a lifting tool 6 as shown in FIG. 1, a plurality of rod-like bodies 2 can be pulled up vertically at the same time, so that the metal scrap in the bucket 15b is efficiently loosened. Has the effect of being able to.

In addition, when using the thing unraveling jig 1g according to the third modification as shown in FIG. 9 as the thing unraveling jig in the thing unraveling apparatus according to the second embodiment, the bucket is as shown in FIG. It needs to be in a different form.
Specifically, although not shown in particular, in addition to the same structure as the conventional bucket 15a shown in FIG. 11, the container loosening treatment according to the third modification of the second embodiment is provided at the substantially longitudinal center of the partition plate 19a. It is necessary to form a slit for allowing the connecting material 21b to be accommodated in the tool.
A bucket (not shown) that enables the use of the container unraveling jig 1g according to the third modification of the second embodiment also matches the gap 22 formed by the rod-shaped body 2 and the connecting member 21b. Since a partition plate is arrange | positioned in a position, it can be said that it has the same technical feature as the bucket 15b in the accommodation loosening apparatus which concerns on Example 2. FIG.

The present invention described above, housing made of jigs and bucket loosening contained object for loosening the housing of the bucket to be used for recycling harmless by heat-treating contaminated metal scrap to environmental pollutants The present invention relates to a material unraveling device and a method for loosening the contents in a bucket , and can be used in the fields related to recycling processing of distribution pole transformers using PCB-containing insulating oil and resource recycling technology.

  DESCRIPTION OF SYMBOLS 1a-1g ... Containment loosening jig | tool 2 ... Rod-shaped body 2a ... Trunk part 3 ... Arm part 4 ... Hanging tool 5 ... Ring tool 6 ... Pulling tool 7 ... Hook 8 ... Wire 9 ... Hanging tool 10 ... Ring tool 11 ... Hook 12 ... Frame 12a, 12b ... Side 13 ... Wire 14 ... Hook 15a, 15b ... Buck 16 ... Box 17 ... Side 18 ... Bottom 19a, 19b ... Partition plate 20 ... Partition 21a, 21b ... Connecting material 22 ... Gap 23 ... Gap 24 ... Hook

Claims (5)

A bucket metal box body is divided into compartments by a plurality of partition plates, and contained goods loosening jig for loosening the bottom material accommodated thereon by pre-arrangement to raise the compartment Have
The container unraveling jig includes a rod-like body arranged at the bottom of the section, a lifting arm portion protruding from the trunk portion of the rod-like body, and an end of the arm portion on the side not connected to the trunk portion provided parts, contained goods loosening device according to claim Rukoto a said contained object disentangling hung swing fittings for detachably coupled to the pulling device for pulling the jig. A bucket metal box body is divided into compartments by a plurality of partition plates, and contained goods loosening jig for loosening the bottom material accommodated thereon by pre-arrangement to raise the compartment Have
The container unraveling jig includes a plurality of rod-like bodies arranged in parallel to each other at the bottom of the section, a lifting arm portion protruding from a body portion of the plurality of rod-like bodies, and the arm portion, A connecting portion that integrally connects at least the ends of the pair of arm portions that are not connected to the body portion, and a pull-up portion that is provided at the upper end portion of the connecting portion or the arm portion, and for lifting the stored item unraveling jig It contained goods loosening device according to claim Rukoto a hanging swing fittings for detachably coupled to the tool. A bucket metal box body is divided into compartments by a plurality of partition plates, and contained goods loosening jig for loosening the bottom material accommodated thereon by pre-arrangement to raise the compartment Have
The container loosening jig includes a plurality of rod-like bodies arranged in parallel to each other at the bottom of the section, a connecting portion that integrally connects at least a pair of end portions of the plurality of rod-like bodies, and the connecting portion or A lifting arm projecting from the body of the rod-like body, and an end of the arm that is not connected to the body, can be attached to and removed from a lifting tool for lifting the unloading jig. And a hanging tool connected to the
The partition plate of the bucket is disposed at a position coinciding with a gap formed by the rod-shaped body and the connecting portion when the accommodation material unraveling jig is accommodated in the bucket. Containment loosening device . The hooking tool is arranged at the same position as the upper end of the partition plate or vertically above the upper end of the partition plate when the container unraveling jig is housed in the bucket. The accommodation loosening device according to any one of claims 1 to 3. In compartment formed contained goods by a partition plate of the bucket for heating treatment is empty, loosening contained goods in the invention according to any one of claims 1 to 4 in the bottom of the compartment Osamu A first step of arranging the tool;
After this first step, a second step of filling the compartment with the contents,
After the second step, a third step of heat-treating the stored item unraveling jig and the bucket storing the stored item,
After this third step, the heat-treated bucket is removed, and then a lifting tool is hooked on the hooking tool, and the stored item unraveling jig is pulled up vertically and stored in the compartment. A fourth step of loosening the contents; and a method for loosening the contents in the bucket.