JP3056367B2 - Asphalt mixture handling equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a container device capable of transporting an asphalt mixture produced in an asphalt plant toward an asphalt cooker and storing the asphalt mixture, and more particularly to a container device capable of keeping the container device warm. The present invention relates to a container device which is configured as a container, can be loaded and unloaded by a crane device, can be transported by a transport vehicle or the like, and can supply asphalt mixture to an asphalt cooker at any time.

[0002]

2. Description of the Related Art When performing port construction, etc., asphalt mats are laid on the sea floor of a caisson or other laying site. This prevents the caisson from moving under the influence of the waves. Also, Japanese Patent Application Laid-Open No. 4-176
As shown in Japanese Patent Publication No. 913 and the like, by attaching an asphalt mat integrally to the lower surface of the caisson, the coefficient of friction between the lower surface of the caisson and the seabed ground is increased, and labor for laying the asphalt mat on the seabed is reduced. It has been done to be able to omit. As described above, in order to place the asphalt mat on the lower surface of the caisson, it is necessary to transport the asphalt mixture produced in the asphalt plant to the asphalt mat production site. Since a transport vehicle such as a dump truck is used for transport, there is a problem that the temperature of the asphalt mixture decreases during the transport.

[0003] In order to solve the above-mentioned problems, the asphalt mixture conveyed from the asphalt plant is heated again by an asphalt cooker to improve the flowability of the asphalt mixture and to manufacture asphalt mats. It is made to correspond to. However, when the asphalt mixture handling means as described above is used, there is a problem that a large amount of energy is required for heating with the asphalt cooker and that the asphalt cooker becomes large. Also,
In addition to manufacturing asphalt mats at construction sites such as harbors, at breakwater construction sites and the like, asphalt mix having high fluidity is directly applied to caisson joints. However, when constructing asphalt mix at a location away from land, it is necessary to equip a barge with equipment similar to an asphalt cooker, and try to improve the construction efficiency of asphalt mix. If that is a big obstacle.

[0004] In addition to the above problems, construction sites in harbors are often remote from asphalt plants, and as a result, asphalt mat manufacturing sites are equipped with heating means provided with heating means as well as devices used for road pavement. Is used. However, in order to simplify equipment at the manufacturing site of asphalt mats, it is desirable to configure equipment that does not require the use of a large asphalt pavement device. Also, when handling asphalt mastics (mixed materials) on a barge or when transporting asphalt mixed materials using a transport vehicle, use containers that will not lower the temperature of the asphalt mixed materials as much as possible. However, there is a problem that the conventional means for handling asphalt mixture does not take into account the means for keeping the asphalt mixture.

[0005]

SUMMARY OF THE INVENTION The object of the present invention is to solve the above-mentioned conventional problem of handling of asphalt mixture, and to provide a container capable of storing and unloading while maintaining the asphalt mixture at a high temperature. It is another object of the present invention to provide a container device capable of supplying a required amount of asphalt mixture from a container to a device such as an asphalt cooker or a construction device at any time.

[0006]

SUMMARY OF THE INVENTION The present invention relates to an apparatus in which a container used for carrying and storing a fluid asphalt mixture heated to a high temperature without lowering the temperature is configured as a container apparatus. In the present invention, the main body side frame of the container device is provided between the two plate members with a heat insulating layer interposed therebetween, and the inner surface of the main body is treated to prevent asphalt from adhering. Attaching a lid member that can be opened and closed to each of the lower surfaces, and a means for fixing and holding the upper and lower lid members in a closed position,
The container device is provided with supporting means corresponding to cargo handling by a crane device and transport by a transport vehicle. Further, in the device of the present invention, the side frame of the container device body and the member of the bottom opening / closing lid are formed between a plate member arranged at a predetermined interval and air is sealed in a sealed state to form a heat insulating layer. Can be configured. Further, in the present invention, as a means for opening and closing the bottom opening / closing lid provided at the lower portion of the container device main body so as to be openable / closable, a manually driven member may be used to adjust the opening degree of the bottom opening / closing lid. It is possible.

[0007]

In the container device having the above-described structure, the heat of the asphalt mixture can be prevented from escaping to the outside while the high-temperature asphalt mixture is stored, and the asphalt mixture can be stored at a high temperature. In addition, it is possible to prevent the temperature of the asphalt mixture from dropping significantly during the transportation from the asphalt plant to the asphalt cooker. In addition, the asphalt mixture is stored in a container device, transported by a transport vehicle, can be stored as it is in an asphalt cooker, and can be loaded and unloaded by a transport vehicle or crane device. The efficiency of cargo handling can be improved as compared with the transportation. Furthermore, the temperature of the asphalt mixture does not decrease even when storing the asphalt mixture in a container device before using the asphalt mixture in the asphalt cooker, or when transporting it to the construction site on a barge, It is possible to simplify the configuration of facilities for handling asphalt mixture at the site. When the asphalt mixture stored in the container device is used in the asphalt cooker, the heating time for the asphalt cooker is shortened, and the configuration of the plant can be prevented from becoming complicated.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The asphalt mixture handling apparatus of the present invention will be described with reference to the illustrated example. As shown in FIGS. 1 and 2, the container device 1 used for transporting and storing the asphalt mixture is configured as a box-shaped member capable of storing 3 to 5 tons of asphalt mixture, for example.
As will be described later, the main body 2 has a double structure in which a plate member covering the outside and a plate member arranged inside are arranged at a predetermined interval. On the upper part of the main body 2 of the container device 1, upper open / close lids 15 and 15a which are opened and closed when accommodating the asphalt mixture are arranged, and on the lower part of the main body 2, a bottom open / close lid 2 is provided.
0 and 20a are provided so as to be openable and closable.
Is protected by the leg member 10. Further, a lifting member 11 for loading and unloading with a crane device or the like and a locking member 12 for attaching manual winch devices 30 and 30a for opening and closing the bottom opening / closing lid are provided on the upper portion of the side of the main body, respectively. The number is attached. In the examples shown in FIGS. 1 and 2, FIG. 1 shows a state viewed from one side of the main body, and FIG. 2 shows a state viewed from a direction different by 90 ° from FIG. I have.

As shown in FIG. 2, the bottom opening / closing lids 20 and 20a disposed below the main body 2 of the container device 1 are
It is swingably provided via a hinge 22 provided on the inside of the leg member 10, and is fixed and held by the locking means 13. In order to open and close the bottom opening / closing lid, it is supported in a state of being suspended from the locking member 12 via the manual winch devices 30 and 30a. As shown in the figure, when one of the bottom opening / closing lids 20 is opened, the manual winch device 3 is opened.
The bottom opening / closing lid 20 can be opened by extending the wire 32 while supporting the wire 0 via the wire 31. When the other bottom opening / closing lid 20a shown in the drawing is held in a closed state, as shown in the bottom opening / closing lid 20a, the bottom opening / closing lid 20a is held in a state where the wire 32a is wound by the manual winch device 30a. Is held in a closed state, and the free end of the bottom opening / closing lid is fixed and held by the locking means 13.

The locking means for holding the bottom opening / closing lid in the closed position can be fixed by attaching and detaching it to and from the lower frame of the container device, such as a pin, which has a simple structure. Various mechanisms can be used. In addition, it is also possible to use a hook member that is swingably provided for a leg member as a lower frame of the container device. In addition, as a manual winch device for opening and closing the bottom opening / closing lid, it is possible to use a manual device such as a chain block or a lever block, and use the manual winch device to open / close the bottom opening / closing lid. By adjusting, the amount of the asphalt mixture supplied from the container device can be adjusted. Furthermore, members such as pins used for fixing the bottom opening / closing lid and the like are stored in a storage portion 8 provided on a side portion of the main body when not used, so that loss of components can be prevented. I do.

As shown in FIGS. 3 and 4, the upper opening / closing lids 15 and 15a disposed on the upper portion of the main body 2 of the container device 1 are provided so as to be openable and closable via hinges 17 and 17a. 16a are provided on both sides. In order to hold the upper opening / closing lids 15 and 15a in a closed position, lock members 18 and 18a are arranged.
As the lock member, a means for fixing and holding the end of the upper opening / closing lid with a hook can be used, and other arbitrary fixing and holding means can be used. After the asphalt mixture is accommodated from the upper opening of the main body with the upper opening / closing lids 15 and 15a provided on the upper part of the main body being opened, the upper opening / closing lid holds the asphalt mixture and holds the upper opening with the lock member. . Therefore, while the upper opening / closing lid is kept closed, asphalt mixture is transported and unloaded, and asphalt mixture is supplied to the asphalt cooker. In addition, on the inner surface of the upper opening / closing lid,
Although the asphalt mixture does not come into direct contact with the asphalt mixture, it is preferable to apply a paint that prevents asphalt from adhering in order to prevent asphalt from adhering.

The bottom opening / closing lids 20,... Arranged at the lower part of the main body of the container device 1 so as to be openable / closable are configured as shown in FIGS. 23 is disposed at the end, and a stop pin member 24 used when opening and closing by a manual winch device is provided so as to protrude near the other end. Further, the lid body 21 of the bottom opening / closing lid 20
As shown in FIG. 6, a gap is provided between the upper plate 26 and the lower plate 27, the internal space is held in a closed state via a frame 28 arranged around the upper plate 26, and the air layer sealed therein is Used as thermal insulation. Further, a stopper pin member 24 is fixedly provided on the side of the bottom opening / closing lid, and a hole 25 for attaching a hook member as a locking means is provided at a distal end portion. Therefore, the bottom opening / closing lid is swingably provided on the hinge of the main body via the support shaft 23, and can be opened / closed by the manual winch device via the stopper pin member 24, and is held at a closed position by the hook member. become.

As described above, the main body 2 of the container device 1 in which the openable top cover and the bottom openable cover are disposed with respect to the openings provided in the upper and lower portions, as shown in FIG. 4 and the inner plate 5 are constituted by a side frame 3 having a double structure in which they are arranged at a predetermined interval. The inner plate 5 of the side frame 3 is in direct contact with the asphalt mixture, and asphalt has a characteristic of easily adhering to iron. A material such as Teflon (registered trademark) or the like to which asphalt does not easily adhere is applied. Further, in order to prevent the asphalt from adhering to the iron plate, it is possible to apply a thick coating such as a paint having poor adhesion to the asphalt, but the asphalt mixture contained in the container device is an asphalt plant. Is heated to a high temperature of about 200 ° C., it is necessary to use a material having heat resistance when using a paint.

Further, between the inner and outer plate members 4 and 5,
The angle members 6 are arranged to maintain and reinforce the interval between the plate members, and the frame members 7 are arranged laterally at predetermined positions at the upper and lower ends of the main body and at the center. Further, a hinge 22 for the bottom opening / closing lid 20 and a leg member 10 arranged at a lower portion of the main body are attached to the frame member 7, and the leg member 10 can hold the weight of the main body containing the asphalt mixture. It is configured as having high strength.

[0015]

[Example of use of container device] The container device 1 configured as described above can be used for transportation from an asphalt plant to an asphalt cooker and storage in an asphalt cooker as shown in FIGS. However, it is also used when a container device is placed and transported on a barge at a position away from the coast, and asphalt mixture is constructed underwater. In the example shown in FIG. 8, in an asphalt plant 40 used for construction of ordinary road pavement and the like, an asphalt mixture corresponding to asphalt mat production is created, and trucks and the like are directed toward an asphalt mat production site. A state in which the transport vehicle 41 transports a long distance is shown. In the asphalt plant 40, asphalt, aggregate, and the like are mixed according to the asphalt mat, and the asphalt mixture is stored in the container device 1 while being heated, and transported to the asphalt mat production site.

As described above, the container device 1 transported by the transport vehicle 41 is suspended by the crane device 42 or the like at the asphalt mat production site as shown in FIG. As shown, it is positioned and stored above the asphalt cooker 43 at the asphalt mat production site. The asphalt cooker 43 is provided with a means for heating the asphalt mixture, a means for mixing and stirring, and a mechanism for adjusting the conditions of the asphalt mixture at the time of producing the asphalt mat. Then, the bottom opening / closing lid of the container device is opened according to the demand in the asphalt cooker, and the asphalt mixture is supplied to the asphalt cooker main body at any time, but the container device has a heat retaining performance for the asphalt mixture. Therefore, it is possible to store the asphalt mixture for several hours while maintaining the heat retaining state.

The asphalt mixture stored in the container device is supplied to a bucket 44 as needed from an asphalt cooker corresponding to the production of an asphalt mat, as shown in FIG. The asphalt mat 46 is transported to the asphalt mat production site to manufacture the asphalt mat 46. In manufacturing the asphalt mat, an asphalt mixture is applied in a layer of a predetermined thickness on a floor surface 45 at a site. As the asphalt mat 46, for example,
As shown in -27141 and the like, a structure in which a reinforcing member, a suspension wire, and the like are arranged between asphalt layers to be constructed in two layers can be used. Also, when creating the asphalt mat, as in a device used in a conventional asphalt mat manufacturing site,
Can be created without using a large asphalt pavement plant.

The asphalt mat manufactured as shown in FIG. 11 is suspended and transported by a horizontal suspension frame 47 provided in a crane device as shown in FIG. 12, and is temporarily stored as shown in FIG. Store on-site. And in response to the construction of asphalt mats,
It is transferred to a barge or the like using the horizontal suspension frame 47, transported to a caisson construction site or the like, and laid on a caisson construction site on the sea floor using a marine crane device ship. Separately from the use of asphalt mixture at the manufacturing site of the asphalt mat, the container device of the present invention transfers a product transported from an asphalt plant by a transport vehicle to a barge, and a caisson at sea by the barge. It can be transported to the construction site. Therefore, when constructing asphalt mixture directly on the seabed ground, or when constructing asphalt mixture at the joint between caisson blocks, it is used as a means to transport and store asphalt mixture. be able to.

The above-described container device used for transporting and storing the asphalt mixture, as long as the asphalt mixture accommodated in the main body can maintain a good heat-retaining state, as long as air can be maintained. In addition to using it as a heat insulating material, any heat insulating material can be inserted between the inner and outer plate members of the side frame. Also, when targeting relatively fluid asphalt mixture, there is no need to configure the upper opening / closing lid and the bottom opening / closing lid as large members,
The bottom portion of the body may be configured in a funnel-like shape, and the lower opening may be relatively small.
Further, as means for opening and closing the bottom opening / closing lid, in addition to arranging a winding means such as a manual winch device via a wire or the like, a mechanism for opening / closing the bottom opening / closing lid is provided on the side of the main body. For example, it is also possible to constitute an opening and closing mechanism in which a half-moon gear is provided on a support shaft.

[0020]

According to the present invention, since the container device having the above-described structure is used, it is possible to prevent the heat of the asphalt mixture from escaping to the outside in a state where the high-temperature asphalt mixture is accommodated. Can be stored at a high temperature. Therefore, it is possible to prevent the temperature of the asphalt mixture from dropping significantly during the transportation from the asphalt plant to the asphalt cooker, and to handle and heat the asphalt mixture even when reprocessing the asphalt mixture with an asphalt cooker or the like. Can be easily performed. Also, when the asphalt mixture is transported by the transport vehicle in a state of being stored in the container device,
Since it can be stored at the position of the asphalt cooker and can be loaded and unloaded by a transport vehicle or a crane device, loading efficiency can be improved as compared with transport by a conventional dump truck or the like. Furthermore, the temperature of the asphalt mixture does not decrease even when storing the asphalt mixture in a container device before using the asphalt mixture in the asphalt cooker, or when transporting it to the construction site on a barge, It is possible to simplify the configuration of facilities for handling asphalt mixture at the site.
Also, when the asphalt mixture stored in the container device is used in the asphalt cooker, the reprocessing time for the asphalt cooker can be reduced, and the configuration of the asphalt plant can be prevented from becoming complicated.

[Brief description of the drawings]

FIG. 1 is a side view showing a configuration of a container device of the present invention.

FIG. 2 is a side view of the container device as viewed from another side.

FIG. 3 is a plan view showing a configuration of an upper opening / closing lid disposed at an upper portion of the container device.

FIG. 4 is an explanatory diagram showing an open / close state of an upper open / close lid.

FIG. 5 is a bottom view showing a configuration of a bottom opening / closing lid.

FIG. 6 is a side view of a bottom opening / closing lid.

FIG. 7 is a sectional view of a side frame of the container device.

FIG. 8 is an explanatory diagram of a state where a container device is transferred from an asphalt plant to a transport vehicle.

FIG. 9 is an explanatory diagram of a state in which cargo is handled by the crane device.

FIG. 10 is a diagram illustrating a state where a container device is transferred to an asphalt cooker.

FIG. 11 is an explanatory diagram of a production state of an asphalt mat.

FIG. 12 is an explanatory diagram of handling of an asphalt mat.

FIG. 13 is an explanatory diagram of a state where an asphalt mat is temporarily stored.

[Explanation of symbols]

1 container device, 2 main body, 3 side frame,
4 outer plate, 5 inner plate, 7 frame member, 1
0 leg member, 11 lifting member, 12 locking member, 15 upper opening / closing lid, 18 locking member, 2
0 bottom opening / closing lid, 24 locking pin member, 25
Holes, 30 manual winch device, 40 asphalt plant, 41 transport vehicle, 42 crane device, 43 asphalt cooker, 46 asphalt mat, 47 horizontal suspension frame.

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-57-114480 (JP, A) JP-A-2-38602 (JP, A) JP-A 64-53188 (JP, U) JP-A 3-53188 62105 (JP, U) Actually open 56-96165 (JP, U) Actually open 58-28300 (JP, U) Actually open 57-159636 (JP, U) Actually open 4-84192 (JP, U) 55-161672 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) B66C 3/00-3/20 B65D 88/12 B65G 65/30

Claims (3)

(57) [Claims] 1. A container used to transport and store a fluid asphalt mixture heated to a high temperature without lowering the temperature as a container device, and a main body side frame of the container device is double-walled. A heat insulating layer is interposed between the plate members of the container device, and an inner surface of the main body is subjected to a process for preventing asphalt from adhering. Wherein the upper and lower lid members are provided with means for fixing and holding the container device in a closed position, and the container device is provided with support means for handling cargo by a crane device and transport by a transport vehicle, respectively. apparatus. 2. A heat insulating layer in which the side frame of the container device main body and the bottom opening / closing lid are formed by sealing air in a sealed state between plate members arranged at predetermined intervals. The asphalt mixture handling device according to claim 1, wherein: 3. A means for manually opening and closing a bottom opening / closing lid provided at the lower portion of the container device main body so as to be opened / closed, wherein the opening degree of the bottom opening / closing lid is adjustable. The asphalt mixture handling apparatus according to claim 1.