JP3537397B2 - Transport device for large equipment and loading installation method using the same - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and apparatus for transporting, carrying in, and installing large equipment (equipment) such as a piping module and a refrigerator installed in a heat source machine room in a building. The large-sized equipment that is the object of the present invention is of a size capable of carrying trucks (maximum width 2500 mm, length 50 mm).
(100 mm, height 2500 mm) A stack of piping equipment (piping modules) housed in a frame steel material or a heat source device such as a refrigerator or boiler, which cannot be transported manually. (About 2 to 10 tons).

[0002]

2. Description of the Related Art Large equipment such as a piping module and a refrigerator installed in a heat source machine room is generally manufactured by the following method.
Carry out and install work. (1) Transportation method (see FIG. 13) The large equipment 1 is placed on a trolley (chill roller) 2 and is towed by the wire 3 and the winch 4 along the carry-in path.
When the direction is changed, the large equipment 1 is once jacked up and the direction of the bogie 2 laid below is changed. Further, it is necessary to move the installation position of the winch 4 to change the pulling direction.

(2) Installation method (see FIGS. 14A to 14D) After transporting the large equipment 1 to a position near a predetermined installation position, the large equipment 1 is jacked up with a jack 6 to be installed on the floor, and a bogie is used. Remove 2 and jack down. After that, positioning is performed while finely adjusting the position by prying with the burl 7. In order to insert the shim 9 or the like between the floor surface and the large equipment, it is necessary to adjust the level again by using a bur or a jack. As described above, in the conventional method, the work is frequently changed, the work is complicated, the man-hour is required, and high-precision positioning is difficult.

(3) Loading / Installing Method (See FIG. 15) In the machine room as shown in FIG. 15, when the large equipment 1 is transported from the loading entrance to a predetermined grounding position, a heavy load called a chill roller is transported. The large equipment 1 is carried on four carriages for transportation. The transport route must be turned four times or more because pillars, walls, and other equipment become obstacles. Each time, it is necessary to ground the winch and change the pulling direction. In cases where the pulling direction is changed by 90 ° without changing the direction of the large equipment, such as direction changes a and c, the jack is set under the large equipment and jacked up, and the direction of the cart is changed by 90 °. There is a need.
When the carry-in route is complicated as described above, the number of setup changes is large, and the work is complicated and requires many man-hours. In addition, there is another type of transport trolley called a pallet truck, which has a function of being able to move back and forth and sideways. However, the loading capacity per unit is generally 1500 k.
g or less, so that heavy objects targeted by the present invention
Not suitable for installation.

Japanese Patent Application Laid-Open No. 9-150741 entitled "Electric Bogie for Carrying Heavy Objects" includes a frame equipped with a lift device, a free wheel, a drive wheel, a drive unit, and a retractable handle for carrying heavy objects. An electric bogie is disclosed.

[0006]

SUMMARY OF THE INVENTION An object of the present invention is to provide a method and an apparatus for easily and accurately carrying, carrying in, and installing large equipment with a small number of setups.

In order to solve the above problems, the present invention uses the following method. Carry-in and installation work is performed using two transport devices. Each transport device has a centering jack installed on an electric transport trolley, which supports both sides of large equipment, and performs a series of operations from transport to installation in that state. By linking two transport vehicles, large equipment can be rotated in the front-rear direction, in the lateral direction, and in rotation. For this reason, transportation along the carrying-in path can be easily performed. After being transported to the vicinity of the predetermined position, the horizontal alignment and positioning of the large equipment can be easily performed by the centering jack. In this way, the steps from transporting the large equipment to loading and installation can be easily and accurately performed with minimal setup change.

[0008]

According to a first aspect of the present invention, there is provided a transportation device for transporting a large device used in a construction site or the like to a predetermined position, comprising: A centering jack mounted on the carrier, and the carrier has a front-wheel drive wheel;
A driven wheel on the rear wheel side, a platform, and an electric bogie provided with a handle lever for changing the traveling direction and a battery and a motor are mounted, and the driven wheel is provided with a front-rear traveling wheel and a traversing wheel. The handle lever is connected to a driving wheel so that the traveling direction can be changed by 180 ° or more in cooperation with a driven wheel. Provides a transport device for large equipment in which a jack portion can be moved up and down by operating a remote controller.

As described above, the large-sized equipment which is an object of the present invention includes two-tiered piping equipment (piping module) housed in a frame steel material that can be transported by truck, and a refrigerator. -Heat source equipment such as boilers, which cannot be transported manually. Therefore, two supporting brackets are attached to the short side of the large
It is preferable to carry while supporting the bracket by the centering jack part of the carrier of the stand.

[0010]

The transport device according to the present invention comprises a carrier and a centering jack mounted on the carrier. The transport trolley is an electric trolley including a drive wheel (front wheel), a driven wheel (rear wheel), a platform, and a handle lever, and having a battery mounted thereon. A rear wheel is provided with both a front-rear traveling wheel and a traversing wheel, and a mechanism is provided by which one of the wheels can be hydraulically or electrically driven to descend and touch the ground by a switch operation. In this vehicle, the direction of the front wheels can be changed, and the handle lever is fixed to the front wheels, and the direction can be changed by 180 ° or more by the handle lever. The front and rear wheels of the rear wheels are connected to a front and rear wheel switching cylinder by a link, and the traversing wheels contact the ground by pressing the arm with the traverse wheel switching cylinder, and return is returned by spring force. Switching of the rear wheels is performed by bringing both the front and rear wheels and the traversing wheels once into contact with the ground in order to keep the height of the platform constant.

Two centering jacks are mounted on the platform of the transport trolley, and can be set at any position in the longitudinal direction on the platform according to the size of the large equipment. The centering jack is moved up and down hydraulically or electrically. The upper head part has a mechanism that can slide sideways. The part that slides sideways has a stopper that prevents slipping, and a mechanism that releases the stopper and slides it sideways with a push bolt. That is, since the centering jack can easily slide the supported object by pushing or turning the push bolt for lateral movement attached to the skid portion, after transporting the large equipment to a predetermined position, The centering jack allows easy level adjustment and positioning with high accuracy (within ± 1 mm). The centering jack can use a commercially available product as it is.

In a preferred aspect of the present invention, the two transport vehicles are connected to each other, and one master vehicle and the other slave vehicle are electrically connected to each other by a cable or wirelessly. The operation is controlled. The two transport devices are linked, so if the rear wheels are front-rear tires and the front wheels are also front-rear,
Large equipment can move in the front-rear direction, the rear wheel can be set in the horizontal direction, and the front wheel can also be set in the horizontal direction if the front wheel is also set in the horizontal direction. Also, if the rear wheels are set in the front-rear direction and the front wheels are tilted inward by 45 ° at a time, the large equipment rotates on the spot along the direction of the front wheels. At this time, the rear wheel follows while skidding. This makes it possible to easily transport large equipment in any direction.

The advantageous effects obtained by the present invention are as follows. (1) A transport device capable of easily transporting large-sized equipment has a loading capacity of, for example, up to 5 tons, and links two electric bogies that can move back and forth. The transport cart is 2
In order to carry large equipment using two vehicles (master side / slave side), an interlocking cable is connected to two vehicles and switching is performed so that one vehicle can work smoothly. The operation of (running / stopping) and switching of the rear wheels (forward / backward traveling wheels / traverse wheels) are linked by the operation of (master side). The master vehicle can be set to either of the two vehicles by switching a switch. The traveling speed can be set to, for example, five upper limit speeds in order to easily and accurately perform the positioning operation.

At the time of transportation, two electric trucks capable of moving forward and backward and traversing are transported while being supported on both sides of a large device. To change the direction, the direction of the front wheels is determined by the handle lever, and the direction of the rear wheels is determined by the switching operation. As a result, it is transported to a predetermined position while moving back and forth, sideways, and rotationally, while avoiding obstacles. As an improvement effect of the present invention, the direction can be easily changed even if the transport route is complicated, and the work can be performed in a short time because there is no change in the setup during transport.

(2) Two centering jacks (two in total) are mounted on each of two transporting trolleys capable of easily installing large equipment. The centering jack can operate up and down movement of four jacks simultaneously or separately from one place by operating a switch. By operating the push bolt, the skid can be skid easily with large equipment on it. After moving the large equipment close to the installation position with the electric trolley, use the conventional centering jack on the trolley, slide it horizontally in the horizontal direction with the push bolt for lateral movement, and move it in the horizontal direction, Adjust the level in the direction. As an improvement effect, the position and level can be adjusted easily and with high accuracy (plus or minus 1.
(Within 0 mm).

According to still another aspect of the present invention, there is provided a method for loading and installing a large-sized device to be used on a construction site or the like to a predetermined position using a pair of transport vehicles. Equipped with jacks, each vehicle has a front wheel-side drive wheel, a rear wheel-side driven wheel, a platform, a handle lever for changing the running direction, a battery, and a motor. It is possible to change the traveling direction by more than 180 ° by cooperating with the driven wheel by operating the handle lever connected to the drive wheel by preparing the large equipment on the transport trolley Provided is a method for loading and installing a large device in which a device is carried into a predetermined position, the centering jack is operated by remote control, and the jack portion is moved up and down to install the large device at a predetermined position. According to this method, large-sized equipment can be easily and accurately loaded and installed with minimum setup change. Less than,
Preferred embodiments according to the present invention will be described with reference to the accompanying drawings.

[0017]

1A to 1C and 2A to 2E show a transport apparatus 10 for a large-sized equipment according to a first embodiment of the present invention. And a centering jack 14 mounted on the vehicle. Each transport vehicle 12 is provided with a drive wheel 21 on the front wheel side, a driven wheel 22 on the rear wheel side, a platform (vehicle body) 23, and a handle lever 24 for changing the traveling direction, and a battery 25 and a motor 26 are mounted. It is an electric bogie. As shown in FIG. 1B, the driven wheel 22 includes a front-rear traveling wheel 31.
And a traversing wheel 32 are provided side by side, and by operating the switch 36, one of the wheels is lowered by hydraulic pressure or electric power, and only one of the wheels can be switched to the ground. The handle lever 24 is connected to the drive wheel 21 and cooperates with the driven wheel 22 so that the handle lever 24 itself also rotates to
The traveling direction can be changed by 0 ° or more. The centering jack 14 can be moved up and down by operating a remote control system (wireless or wired) including the remote control switch 30.

In the example of FIG. 1B, in the driven wheel 22, the forward / rearward traveling wheel 31 is
The traversing wheels 32 are grounded by hydraulic operation, the traversing wheels 32 are grounded when the traversing wheel switching cylinder 34 presses the arm 52, and the return is returned by the spring force of the return spring 53 (see FIG. 8). I have. When the rear wheels are switched between forward and backward by a switch (not shown), in order to keep the height of the platform 23 constant, both the front and rear wheels and the transverse wheels are grounded once. 1B is a state in which the front and rear traveling wheels 31 and the traversing wheels 32 of the driven wheels 22 are both in contact with the ground, FIG. 2B is a state in which the front and rear traveling wheels 31 are in contact with the front and rear, and FIG. FIG. 2E shows a state in which the traverse wheel 32 and the traverse wheel 32 are both grounded.
Only the state at the time of traversing where only the ground is in contact is shown.

That is, from the forward and backward traveling state of FIGS. 2A and 2B,
In FIG. 2C, both the forward and backward wheels and the traversing wheel are once brought into contact with the ground, and the state is shifted to the traversing state shown in FIGS. In FIG. 2D, the traveling direction is 90 ° while adjusting the traveling direction adjustment angle α.
The above is switched. Looking at the left and right, the traveling direction can be switched over 180 ° or more.

As shown in FIGS. 1 and 2, two centering jacks 14 are mounted on the platform 23 of each carrier 12 and at any position in the longitudinal direction on the platform according to the size of the large equipment. Can be set. The centering jack 14 is moved up and down hydraulically or electrically. As shown in FIG. 1C, the upper head portion 38 has a mechanism that can be slid by pushing the push bolt 40 (see FIG. 7). The centering jack 14 can use a commercially available product as it is.

FIGS. 3A to 3C show a method of transporting the large equipment 1 using the transportation device 10 according to the present invention, in a state where two electric bogies capable of moving forward and backward and traversing are supported on both sides of the large equipment 1. Transport. To change direction, determine the direction of the front wheel with the handle lever, the direction of the rear wheel by switching operation,
Move the large equipment body back and forth, traverse and rotate. That is, FIG. 3A shows a state where the front wheel 21 and the front-rear traveling wheel 31 touch the ground in the same direction and move in the front-rear direction. FIG.
B indicates a state in which the front wheel 21 is turned sideways by the rotation of the handle lever 24, and the traversing wheel 32 touches the ground in the same direction and moves in the horizontal direction. FIG. 3C shows the large equipment 1 by changing the direction of the left and right handle levers 24 and inclining the directions of the left and right front wheels by 45 ° and using the slip of the tire.
Is rotated on the spot. Thus, the large device 1 can be transported to a predetermined position while moving back and forth, sideways, and rotationally, while avoiding obstacles. As an improvement effect of the present invention, the direction can be easily changed even if the transportation route is complicated, and the work can be performed in a short time because there is no change in the setup during transportation.

FIG. 4 shows another embodiment of the present invention.
Two carriages 42a and 42b are connected, and one master vehicle 42a and the other slave vehicle 42b are electrically connected by a cable 44 or wirelessly, and the operation of both vehicles is controlled by the control device 36. It has become. 5A and 5B show details of switches of the control device 36, and include a master / slave changeover switch 51,
An interlock switch 52, an interlock cable connection unit 53, and a speed setting switch 54 are provided.

FIGS. 6A to 6D show two carriages 42a and 42.
6A shows the direction in which the large device 1 is transported in conjunction with b, FIG. 6A shows a state of moving in the front and rear direction, FIG. 6B shows a state of moving in the left and right direction, and FIG. 6C shows a state of switching between the front and rear direction and the left and right direction. 6D represents the state of rotation.

FIGS. 7A to 7D show the relationship between the centering jack 14 mounted on the transport trolley 12 and the bracket 8 fixed to the large equipment 1 side. FIG. 7B shows the jack-up state.
FIG. 7D shows a state in which the head bolt 38 is slid by pushing the push bolt 40 from the reference state of C and the large device 1 is slid in the lateral direction. The side-sliding portion has a stopper (not shown) for preventing slipping and a well-known mechanism for releasing the stopper and causing the side-sliding with a push bolt. The centering jack 14 is a commercially available product as it is. As described above, since the vertical position can be adjusted by jacking up the large device and the horizontal position can be adjusted by sliding, the large device can be set at a predetermined position with high accuracy. .

FIGS. 8 and 9 show the detailed structure of the transport carriage 12, and the configuration of each part is as described above. FIG.
Is the transport trolley 1 of the transport device 10 according to the invention in the machine room
2 illustrates a state in which the large device 1 is transported from the entrance to a predetermined installation position by using two units 2. Although the transport route is obstructed by pillars, walls and other equipment, three turns can be performed without using a winch, and there is an advantage that an operator who operates the winch is not required. Even if the carry-in route becomes complicated, the number of setup changes does not increase so much.

FIGS. 11A to 11C show an installation method after carrying in. The large equipment 1 which has reached a predetermined position in FIG. 11A is vertically and horizontally adjusted while repeating jacking up and skidding in FIG. 11B. Accurate positioning,
A shim (spacer) 56 having a predetermined thickness is placed on the floor. In FIG. 11C, the jack is lowered, and the transport trolley 12 on which the centering jack 14 is mounted is evacuated to complete the installation of the large-sized equipment 1.

FIG. 12 shows an example in which the present invention is applied to the transportation of a piping module as an application example. Among the large equipment, the piping module has to transport a plurality of modules, sequentially position them, and connect the piping connections. Japanese Patent Application No. 200 filed by the present inventor
Regarding the transportation of the piping module 60 described in 0-213719 "Positioning method of architectural piping module", the piping module 60 is transported by the electric transport vehicle 12 by the method of the present invention, and mounted on the transport vehicle 12 at the time of connection. The lateral sliding of the centering jack 14 allows the connection fitting 62 to forcibly position. Thus, a series of operations from carrying in the piping module to be installed in the heat source machine room to installation can be easily and accurately performed by two workers.

[0028]

As described above in detail, according to the transporting apparatus and the carrying-in / installing method of the present invention, the apparatus for carrying out the carrying-in / loading-in / installation of large equipment easily and accurately with a small number of setups is provided. The technical effects are very remarkable, such as a method is provided and the labor costs can be reduced by reducing the number of workers.

[Brief description of the drawings]

FIG. 1 is a plan view, a front view, and a side view of a carrier according to the present invention.

FIGS. 2A and 2B are a plan view and a front view showing a grounding state of the carrier according to the present invention. FIGS.

FIG. 3 is a perspective view illustrating a transportation method according to the present invention.

FIG. 4 is a front view showing a pair of transport vehicles and a connection cable.

FIG. 5 is an enlarged plan view illustrating a control device portion on the transport trolley.

FIG. 6 is a plan view illustrating a transport direction in which a pair of transport vehicles are linked.

FIG. 7 is a side view showing the operation of the centering jack.

FIG. 8 is a plan view of the transport vehicle.

FIG. 9 is a front view of the transport vehicle.

FIG. 10 is a plan view illustrating a method of transporting on-site according to the present invention.

FIG. 11 is a front view illustrating an installation method using a centering jack.

FIG. 12 is a perspective view illustrating a relationship between a piping module and a transport vehicle.

FIG. 13 is a perspective view illustrating a conventional method of transporting a large device.

FIG. 14 is a front view illustrating a conventional method of installing a large device.

FIG. 15 is a plan view showing a conventional method of transporting on-site.

[Explanation of symbols]

1 large equipment 10 Transport equipment 12 transport trolley 14 Centering jack 21 drive wheels 22 Follower wheel 23 Platform 24 Handle lever 25 Battery 26 motor 30 Remote control switch 31 Front / rear wheel 32 traverse wheel 36 Control device 40 push bolt 42a, 42b transport cart 44 cable

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification FI B66F 9/06 B62B 3/00 BA (72) Inventor Yoshitaka Kitajima 2-4 Yotsuya, Shinjuku-ku, Tokyo Shinryo Corporation In-company (72) Inventor Takuya Okumura 1-15-10 Kyomachibori, Nishi-ku, Osaka-shi, Osaka, Japan T-C.M. Co., Ltd. (56) References JP-A-6-32261 (JP, A) JP-A Heisei 7-187586 (JP, A) JP-A-9-150741 (JP, A) Japanese Utility Model Application 4-53797 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) B62B 3/00 B60P 3/00 B62B 3/06 B62B 3/10 B62B 5/06 B66F 9/06

Claims (3)

(57) [Claims] 1. A transport device for transporting a large device used at a construction site or the like to a predetermined position, comprising a transport vehicle on which the large device is mounted, and a centering jack mounted on the transport vehicle. The transport vehicle is a motor-driven vehicle provided with a drive wheel on the front wheel side, a driven wheel on the rear wheel side, a platform, and a handle lever for changing the traveling direction, and a battery and a motor are mounted on the transport vehicle. The driven wheel is provided with a front-rear traveling wheel and a traversing wheel, and only one of them can be switched so as to be in contact with the ground. The handle lever is connected to the driving wheel and cooperates with the driven wheel in a traveling direction of 180 ° or more. Wherein the centering jack can be moved up and down by operating a remote controller. 2. The vehicle according to claim 1, wherein the two transport vehicles are connected to each other, and one of the master vehicles and the other of the slave vehicles are electrically connected to each other by cable or wirelessly. The transport device according to claim 1, wherein the transport device comprises: 3. A method for loading and installing a large device to be used at a construction site or the like to a predetermined position using a pair of transport vehicles, wherein a centering jack is mounted on each transport vehicle, and each transport vehicle is mounted. A drive wheel on the front wheel side, a driven wheel on the rear wheel side, a platform, a handle lever for changing the traveling direction, a battery and a motor are prepared on a bogie, and the driven wheel can be switched between a front-rear traveling wheel and a traversing wheel. Prepare, place the large equipment on the transport trolley, and operate the handle lever connected to the drive wheel to carry the large equipment to the specified position while changing the traveling direction by 180 ° or more by cooperation with the driven wheel A method of carrying in a large-sized device, wherein the large-sized device is installed in a predetermined position by operating the centering jack by remote control and moving the jack portion up and down.