JP2001167961A - Method of assembling disassembly transported inductive electrical device and assembling device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method for assembling a disassembly-transported inductive electrical device and an assembling device by which a highly reliable assembly suited to the kinds of disassembling unit can be realized. SOLUTION: A lifter 1a provided with a upper support base 4 movable vertically by a hydraulic cylinder 3 is arranged in parallel on the right and left sides respectively above a lower support base 4a movable forwards and backwards by a travelling device 2, and a connection beam 6 is used to bridge and fix the upper support base 4 between two lifters 1a. A plurality of support hardwares 91, which are movable vertically together with the upper supporting base 4 and are arranged opposite to each other on straight lines parallel to each other, are used to lift an upper tank 16 of the inductive electric device, move vertically the upper support base 4 toward a lower tank 15 arranged on floor surface 12, and finally to assemble the upper tank 16.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembling method and apparatus for disassembling and transporting an induction electric device which is used when disassembling and transporting an iron core, a coil and the like constituting an induction electric device and performing reassembly on site.

[0002]

2. Description of the Related Art In recent years, as the demand for electric power has increased, the voltage of the transmission system has been increased, and the capacity of induction equipment such as a transformer used for transmission and transformation has also increased. Significant reduction is needed. For this reason, as such a large-capacity induction device, there is a case where a disassembled and transported induction device that can be assembled on site to reduce mass during transportation by disassembling a tank, an iron core, a coil, and the like is used. Many.

In such a case, it is common to use an assembling wrecker or a special crane for on-site assembly work after transportation. However, when installing induction equipment outdoors, it is easy to use such heavy equipment during assembly, but when installing it underground or in a building, assembly using heavy equipment in a narrow space is required. Is not always easy to do.

Therefore, in order to facilitate the on-site assembly of the disassembled and disassembled induction device underground or indoors, to reduce the transportation cost and to improve the quality of the on-site assembly, Japanese Unexamined Patent Application Publication No. 5-1359 / 1993 has been proposed.
No. 57, an assembling method using a dedicated assembling apparatus has been proposed. Hereinafter, a method of assembling the disassembly / transport induction device will be described with reference to FIGS.

First, an assembling apparatus used in this assembling method is as follows.
It is as follows. That is, as shown in FIG. 11, the traveling device 2, the lower support 4a, the hydraulic cylinder 3, and the upper support 4 constitute a lifter 1a. The lower support 4a is provided to be movable back and forth on the floor 12 by the traveling device 2. The upper support 4 disposed above the lower support 4a via the elevating arm 5 is provided so as to be able to move up and down by a hydraulic cylinder 3 fixed to the lower support 4a.

As shown in FIG. 12, two lifters 1a having such a configuration are arranged in parallel on the left and right. The upper supports 4 of both lifters 1a are connected and fixed to each other by connecting beams 6. For this reason, the left and right lifters 1a and the connecting beam 6 constitute a portal-shaped traveling portal lifter 1 as viewed from the front-back direction. The traveling portal lifter 1 is provided so as to be able to move back and forth on a traveling guide 11 disposed on the floor surface 12 on the left and right sides by a traveling device 2 driven by electric drive devices 2a and 3a.

[0007] A load table 7 is provided at a position straddling the upper support table 4 in the left and right lifters 1a. The position of the load table 7 is provided so as to be adjustable in the left-right direction with respect to the upper support table 4 by the slide device 8. Four support fittings 9 having L-shaped claws 9a are fixed to a lower portion of the load table 7. These support fittings 9 are arranged at substantially the same distance from the center of the plane of the traveling gate lifter 1 and are rotatably provided.

In the traveling portal type lifter 1 having the above-described configuration, for example, as shown in FIGS. 12 and 13, the disassembled and transported coil unit 14 is supported by the By moving the upper support 4 up and down by the
Up and down. Further, by adjusting the left and right positions of the load table 7 by the slide device 8, it is possible to easily perform a high-precision centering operation when the coil unit 14 is inserted and assembled into the iron core leg. This eliminates the need for heavy machinery for assembling the iron core and coil.

[0009]

The disassembling unit of the disassembling and transporting induction electric device is not limited to a cylindrical unit such as a coil, but a box-shaped unit such as a tank or a rectangular unit such as an iron core unit. is there. However, the arrangement of the support fittings in the traveling gate lifter as described above is suitable for a column-shaped disassembly unit, but is not always suitable for a box-shaped or rectangular disassembly unit. Therefore, an assembling method suitable for lifting and lowering the box-shaped or rectangular disassembly unit has been required.

[0010] The present invention has been proposed to solve the problems of the prior art as described above.
An object of the present invention is to provide an assembling method and an assembling apparatus for an assembling / transporting induction device capable of assembling with high reliability suitable for a type of an assembling unit.

[0011]

According to a first aspect of the present invention, there is provided a method for assembling a disassembled and transported induction electric appliance.
Above the lower support that can be moved back and forth by the traveling device, two lifters provided with an upper support that can be raised and lowered by a hydraulic cylinder are arranged in parallel on the left and right, and between the upper supports in these two lifters, It is connected and fixed to each other by a connecting beam, and can be moved up and down together with the upper support,
In addition, at least one of the disassembly units of the induction device is lifted by using a plurality of support fittings arranged opposite to each other on a straight line parallel to each other, and at least one of the other disassembly units arranged near the lower support stand. The lifting support unit is moved up and down to attach the lifted disassembly unit.

According to a sixth aspect of the present invention, there are provided two lifters having upper and lower supports which can be moved up and down by a hydraulic cylinder above a lower support which can be moved back and forth by a traveling device. The disassembly / transport induction electric device assembling apparatus, wherein the upper supports of the two lifters are connected and fixed to each other by a connecting beam, and a plurality of supports are provided so as to be able to move up and down together with the upper supports. Are characterized in that they are arranged opposite to each other on straight lines parallel to each other with the disassembling unit of the induction device interposed therebetween, and have claw portions each of which engages an end of the disassembling unit.

In the first and sixth aspects of the present invention, the disassembly unit is lifted by the plurality of support fittings arranged on a parallel straight line. The assembly work suitable for can be realized.

According to a second aspect of the present invention, in the method of assembling the disassembly and transport induction device according to the first aspect, the support having a claw portion which is disposed on the left and right sides of the tank of the induction device and engages with an end of the tank. The tank is lifted by a metal fitting.

According to the second aspect of the present invention, for example, when the disassembly unit is a box-shaped tank, it can be lifted in a stable form, and highly reliable on-site work can be performed.

According to a third aspect of the present invention, in the method for assembling a disassembly and transport induction device according to the first aspect, the supporting bracket disposed between the upper supports is passed through a core unit of the induction device. The iron core unit is lifted.

According to a seventh aspect of the present invention, two lifters are provided on the left and right sides of the lower support, which can be moved up and down by the traveling device, and the upper support which can be moved up and down by a hydraulic cylinder. The disassembly / transport induction electric device assembling apparatus, wherein the upper supports of the two lifters are connected and fixed to each other by a connecting beam, and a plurality of supports are provided so as to be able to move up and down together with the upper supports. Is disposed between the upper support bases so as to be able to be inserted into the iron core unit of the induction machine.

According to the third and seventh aspects of the present invention, it is possible to stably lift a rectangular iron core unit having a low center of gravity, thereby realizing highly reliable on-site work.

According to a fourth aspect of the present invention, in the method for assembling the disassembly / transport induction device according to any one of the first to third aspects, the upper support bases of the two lifters arranged in parallel on the left and right are connected. It is characterized by using a plurality of traveling portal lifters configured by connecting and fixing each other by beams.

According to the fourth aspect of the present invention, for example, even in the case of a disassembly unit such as a tank that is long in the front and rear, not only a fulcrum at the center but also fulcrums at both left and right ends on the front and rear sides. , It can be lifted in a stable form, and highly reliable on-site work can be realized.

According to a fifth aspect of the present invention, in the method for assembling a disassembly / transport induction device according to any one of the first to fourth aspects, a scaffold of an operator is fixed on the lifter by a fixing jig. It is characterized by. According to an eighth aspect of the present invention, in the assembling apparatus of the disassembly / transport induction device according to the sixth or seventh aspect, a scaffold of an operator is fixed on the lifter by a fixing jig. I do.

According to the fifth and eighth aspects of the present invention, a highly safe and reliable on-site operation can be realized without constructing a special scaffold at the time of assembling the contents of the induction lamp.

[0023]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an assembling method and an assembling apparatus for a disassembled / transport induction device according to the present invention will be described below with reference to FIGS. Members similar to those of the related art shown in FIGS. 11 to 13 are denoted by the same reference numerals, and description thereof will be omitted.

(1) First Embodiment An embodiment corresponding to the first, second, and sixth aspects of the present invention will be described with reference to FIGS. That is, in the traveling portal type lifter 1 used in the present embodiment, two support brackets 91 provided on a load table (not shown) are opposed to each other on right and left straight lines parallel to each other. The support fittings 91 project downward, and at each end,
L-shaped claw 9 hooked on the end of box-shaped upper tank 16
1a.

In the present embodiment as described above, the claw portion 91a of the support fitting 91 is hooked on the end of the disassembled and transported upper tank 16 by moving the upper support base 4 up and down. Then, the upper support 16 is lifted by the hydraulic cylinder 3 to lift the upper tank 16. Next, the core unit 13 and the coil unit 1 which were disassembled and transported
4 and the lower tank 15 are arranged on the floor surface 12 and the upper support 4 is lowered, so that the core unit 13 and the coil unit 1 are placed in the upper tank 16 and the lower tank 15.
4 is stored.

According to the present embodiment as described above, for example, even a box-shaped disassembly unit such as the upper tank 16 can be easily lifted by the support fittings 91 arranged along its sides, and Since it can be assembled to another disassembly unit such as the tank 15, highly reliable assembly is possible. Further, a tow truck or a special crane for mounting the tank on the upper portion of the lifter 1a is not required, and the assembling can be easily performed even in a basement or a building.

(2) Second Embodiment An embodiment corresponding to the third and seventh aspects of the present invention will be described with reference to FIGS. That is, in the traveling portal type lifter 1 used in the present embodiment, two parallel support fittings 92 are arranged over the left and right upper support bases 4.

In the present embodiment as described above, the iron core unit 1 disassembled and transported with the upper support 4 lowered.
The support fitting 92 is passed through 3. Then, the iron core unit 13 is lifted by raising the upper support base 4 by the hydraulic cylinder 3. Next, the disassembled and transported lower tank 15 is placed on the floor 12, and the upper support 4 is lowered, whereby the iron core unit 13 is placed on the lower tank 15.

According to this embodiment as described above, for example, even if the rectangular disassembly unit whose center of gravity is hard to come out like the iron core unit 13, it can be easily lifted, and other units such as the lower tank 15 can be lifted. It can be assembled to the disassembly unit, and highly reliable assembly is possible.

(3) Third Embodiment An embodiment corresponding to the invention described in claims 5 and 8 will be described with reference to FIG. 6 and FIG. That is, in the traveling portal type lifter 1 used in the present embodiment, the scaffold 17 for assembling the contents of the disassembly / transport induction device has a fixing jig (shown in the drawing) on the left and right upper supports 4 and the connecting beam 6. Z)
With this, it is installed and fixed with a gap for work.

According to the present embodiment as described above, considering the actual assembly of the disassembly / transport induction device, the interval between the left and right lifters 1a is equal to or larger than the width of the lower tank 15 or the like. By providing it on 1a, it is possible to assemble with high safety and reliability without assembling a special scaffold for assembling the contents.

(4) Fourth Embodiment FIGS. 8 to 1 show an embodiment corresponding to the fourth aspect of the present invention.
0 will be described. In the present embodiment, two traveling gate-shaped lifters 1 similar to those of the first embodiment are arranged in front and rear to assemble. That is, the claw portion 91a of the support bracket 91 is hooked on the end of the disassembled and transported upper tank 16 by raising and lowering the upper support base 4 of the front and rear traveling portal lifters 1.

Then, the upper tank 16 is lifted by raising the upper support 4 by the hydraulic cylinder 3. Next, the core unit 13, the coil unit 14, and the lower tank 15, which have been disassembled and transported, are arranged on the floor 12, and the upper support 4 is lowered, whereby the upper tank 16 is moved.
The core unit 13 and the coil unit 14 are housed in the lower tank 15.

According to the present embodiment as described above, since a plurality of traveling portal lifters 1 are used, for example, when a disassembly unit having a long shape in the front-rear direction such as a tank is lifted, support points are provided at both ends of the unit. Since it can be increased, stability at the time of lifting is increased, and highly reliable assembly can be performed. Further, since the number of lifters 1a increases, the assembling of the iron core unit 13 and the coil unit 14 can be simultaneously advanced, which leads to shortening of the assembling work period and improvement of product reliability.

(5) Other Embodiments The present invention is not limited to the above embodiments. For example, in the first embodiment, it is also possible to provide the support fitting 91 on the upper support base 4 and omit the load base. Further, it is also possible to provide a load table in the second embodiment, and to provide a support fitting 92 below the load table.

Further, the support fitting 91 and the support fitting 92 may be exchangeable so that one traveling portal type lifter 1 can obtain the effects of both the first embodiment and the second embodiment. . In addition, the scaffold 1 in the third embodiment
7 can be attached to all the other embodiments described above.

Further, it is possible to reduce the carrying capacity per lifter 1a in the fourth embodiment, and to eliminate the need for large-scale equipment. Further, the number of the traveling portal type lifters 1 of the fourth embodiment can be three or more according to the size of the disassembly unit to be assembled. Further, the present invention can be applied not only to assembling the disassembly / transport induction device indoors and underground but also to assembling outdoors.

[0038]

As described above, according to the present invention,
It is possible to provide an assembling method and an assembling apparatus for an assembling / disassembling induction device capable of performing a highly reliable assembling suitable for a type of an assembling unit.

[Brief description of the drawings]

FIG. 1 is a side view showing an assembling apparatus used in a first embodiment of the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is a side view showing an assembling apparatus used in a second embodiment of the present invention.

FIG. 4 is a plan view of FIG. 3;

FIG. 5 is a bird's-eye view of FIG. 3;

FIG. 6 is a side view showing an assembling apparatus used in a third embodiment of the present invention.

FIG. 7 is a plan view of FIG. 6;

FIG. 8 is a front view showing an assembling apparatus used in a fourth embodiment of the present invention.

FIG. 9 is a side view of FIG.

FIG. 10 is a plan view of FIG. 9;

FIG. 11 is a front view showing an example of an apparatus used for a conventional method for assembling a disassembled transport induction device.

FIG. 12 is a side view of the prior art of FIG. 11;

FIG. 13 is a plan view of the prior art of FIG. 11;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Traveling gate type lifter 1a ... Lifter 2 ... Traveling device 3 ... Hydraulic cylinder 4 ... Upper support stand 4a ... Lower support stand 5 ... Lifting arm 2a, 3a ... Electric drive device 6 ... Connection beam 7 ... Load stand 8 ... Slide device 9, 91, 92 ... support brackets 9a, 91a ... claw portions 11 ... running guide 12 ... floor surface 13 ... iron core unit 14 ... coil unit 15 ... lower tank 16 ... upper tank 17 ... scaffold

Claims (8)

[Claims] 1. A lifter having upper and lower supports that can be moved up and down by a hydraulic cylinder is arranged in parallel on the left and right above a lower support that can be moved back and forth by a traveling device. Using a plurality of support fittings that are connected and fixed to each other by a connecting beam and that can be moved up and down together with the upper support and that are arranged opposite to each other on a straight line parallel to each other, at least one of the disassembly units of the induction appliance. Lifting and dismounting the lifted disassembly unit by lifting and lowering the upper support with respect to at least one of the other disassembly units disposed near the lower support. How to assemble induction machine. 2. The disassembly / transportation guide according to claim 1, wherein the tank is lifted by the support fittings which are arranged on the left and right sides of the tank of the induction electric device and have a claw hooking on an end of the tank. How to assemble electrical appliances. 3. The assembly of the disassembled and transported induction electric device according to claim 1, wherein a support fitting disposed between the upper support bases is passed through an iron core unit of the induction electric device, and the iron core unit is lifted. Method. 4. A plurality of traveling portal type lifters constituted by connecting and fixing upper support stands of two lifters arranged in parallel on the left and right sides by a connecting beam. Any one of 3
The method for assembling a disassembly / transport induction device according to the above item. 5. The method for assembling a disassembled / transport induction device according to claim 1, wherein a scaffold of an operator is fixed on the lifter by a fixing jig. 6. A lifter having upper and lower supports which can be moved up and down by a hydraulic cylinder is provided above and below a lower support which can be moved back and forth by a traveling device. In the assembling apparatus of the disassembly / transport induction electric device in which the upper support bases are connected and fixed to each other by the connection beam and a plurality of support brackets are provided so as to be able to move up and down together with the upper support base, the support bracket includes a disassembly unit of the induction electric appliance. An assembling apparatus for a disassembled and transported induction electric appliance, wherein the disassembling and transporting induction electric device is disposed so as to be opposed to each other on a straight line parallel to each other and has a claw portion that is engaged with an end of each disassembly unit. 7. A lifter provided with an upper support that can be moved up and down by a hydraulic cylinder is provided above and below a lower support that can be moved back and forth by a traveling device. In an assembling apparatus for a disassembled and transportable induction electric device in which the upper support bases are connected and fixed to each other by a connection beam and a plurality of support fittings are provided so as to be able to move up and down together with the upper support base, A disassembling and transporting induction device assembling device, wherein the disassembling and transporting induction device is disposed between the upper supports so as to be able to be inserted into the device. 8. A worker's scaffold is fixed on the lifter by a fixing jig.
Or an assembling apparatus of the disassembly / transport induction device according to claim 7.