JPH0730623Y2 - Lifting and transporting equipment for high voltage equipment - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention mainly relates to a hoisting and carrying device for high-voltage equipment such as a capacitor-type instrument transformer and a current transformer.

[Conventional technology]

This kind of high-voltage equipment is generally long and thin,
Since the position of its center of gravity is high, it may fall down when it is lifted and transported by a crane or the like. Therefore, conventionally, when hoisting and transporting such a high-voltage device, as shown in FIG. 4, the upper portions of the plurality of wire ropes 21, ...
Wires fixed to each other by binding with a rope 22 having high strength such as nylon, or as shown in FIG. 5, fixed to the head 20a of the high voltage device 20 by bolts 23, .... The plates 24, ...
By locking the wire ropes 21, ... via 4, and supporting them fixedly, the high voltage equipment 20 is transported while being prevented from falling.

[Problems to be solved by the invention]

By the way, in the overturning prevention means of the high-voltage equipment 20 using the rope 22 as shown in FIG. 4, since the work of binding the rope 22 is performed at a high place, the wire rope by the binding is used.
The fixation of 21,… tends to be unstable, and the rope 22
There was a risk that the high-voltage device 20 would fall over and fall.

Further, in the configuration shown in FIG. 5, the wire non-slip plates 24, ... Corresponding to the shape and size of the head 20a of the high-voltage device 20 must be manufactured for each model, so the labor and cost required for manufacturing these There was an inconvenience that it increased. Further, the non-slip plates 24, ... Are jigs necessary for transportation in the factory. However, if these jigs are left attached, they can be used during performance testing of the high-voltage equipment 20 and during actual use.
Since it becomes a cause of corona discharge, it has to be removed in the end, and extra work for it has been required.

The present invention was devised in view of such a current situation, and it is easy to handle, hassle-free, and can be used for high-voltage equipment of different models. The purpose is to provide a lifting and carrying device.

[Means for solving problems]

In order to achieve such an object, the present invention mounts a high-voltage device having a high center of gravity, and suspends it on a carrying base with hanging metal fittings provided at a plurality of positions on the periphery and a lifting hook. At the same time, it is detachably connected to the hanging fitting,
A plurality of first wire ropes that horizontally support the carrier and an inner circumference having a diameter slightly larger than the head diameter of the high-voltage equipment, and the first wire ropes are inserted in the outer circumference. A non-slip member is provided, and the ring body is loosely fitted in the head position of the high-voltage equipment, and the ring body is inserted through a connecting hole formed along the diameter direction of the ring body. And a plurality of second wire ropes which are hooked on the lifting hooks and horizontally support the ring body arranged at the head position of the high-voltage equipment.

[Action]

According to the above configuration, the head of the high-voltage device placed on the carrier hooked to the lifting hook via the first wire rope is hooked to the same lifting hook via the second wire rope. The ring body is horizontally supported by being arranged with a gap based on the difference in diameter between the head and the inner circumference.
At this time, tension corresponding to the weight of the high-voltage equipment acts on the first wire rope, and this wire rope is fixed by being locked by the anti-slip member arranged on the outer peripheral portion of the ring body. Will be positioned and supported by.

Therefore, in this high-voltage device, the bottom and the head are held horizontally by the carrier and the ring, respectively, and
Since the lifting hooks are lifted / lowered or moved laterally, they are lifted and transported, so there is no risk of falling during the transportation.

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a side view of a hoisting and carrying device for high-voltage equipment, and FIG. 2 is a plan view of its ring body. Reference numeral 10 in these figures is a high-voltage device with a high center of gravity.
10 is mounted on a carrier 11. And this carrier 11
Hanging metal fittings 12, ... Are provided at equal intervals at four peripheral edges. Further, reference numerals 13, ... Are first wire ropes which are made into a set of four, and each wire rope 13 is hooked and suspended by a lifting hook 14 of a crane or the like, and a carriage is provided at the lower end thereof. Locking metal fittings 15 that are detachably connected to the 11 hanging metal fittings 12 are provided. Therefore, this carrier
11 is horizontally supported from above by a lifting hook 14 via its hanging fittings 12, ... And locking fittings 15 ,.

On the other hand, reference numeral 16 in the figure is a ring body, and this ring body 16 is formed in a size having an inner circumference slightly larger than the diameter of the head 10a of the high-voltage device 10, and the head 10a It is arranged so that it can be fitted into and removed from the outer periphery, that is, in a loosely fitted state with a gap based on the difference in diameter between the head and the inner periphery interposed. A pair of two second wire ropes 17, ... Are connected to two diametrical positions of the ring body 16, and the upper ends of the wire ropes 17 ,. By the head 10a of the high-voltage equipment 10
Is supported horizontally. Reference numeral 16a in FIG. 2 is a connecting hole formed by penetrating the ring body 16 along its diametrical direction.
The ring body 1 by inserting these connecting holes 16a.
Supports 6. Further, ring-shaped non-slip members 18, ... Are provided at equal intervals on four outer circumferences of the ring body 16, and are separated from the second wire ropes 17 ,. 1st wire rope that holds 11
Each of 13, ... Is fixedly positioned and held by passing through the anti-slip members 18 ,.

Next, the hoisting and carrying operation of the high-voltage equipment by the hoisting and carrying device having the above-mentioned configuration will be described.

First, the upper ends of the first wire ropes 13, ... And the second wire ropes 17, ... are lifted by hooks with the first wire ropes 13, .. Hook at 14. As a result, the ring body 16 is suspended horizontally, and the locking metal fittings 15, ... Of the first wire ropes 13, ... Are suspended below the respective anti-slip members 18 ,.

Then, the ring body 16 is hung from above the head 10a of the high-voltage equipment 10 placed on the carrier 11 and fitted, and the carrier 1
First wire rope 13, ...
Are connected and locked. After that, the lifting hook
The high voltage device 10 is hoisted and transported by ascending / descending and lateral movement of 14.

Therefore, during this hoisting and transportation, the bottom of the high-voltage device 10 and the head 10a are both held horizontally, and the high-voltage device 10 is prevented from falling due to the position regulation effect of the ring body 16 surrounding the head 10a. It will be effectively prevented. After transporting the high-voltage equipment 10, the ring body 16 is lifted by lifting the lifting hook 14 by detaching the first wire ropes 13, ... From the hanging fittings 12 ,. It can be easily removed from the head 10a.

In addition, as one means for easily attaching and detaching the first wire ropes 13, ... With respect to the anti-slip members 18, ... Of the ring body 16, for example, as shown in FIG. Each of them is composed of a pair of upper and lower plate materials 19,19.
By forming recesses 19a, 19a in which both ends are opened in mutually opposite horizontal directions and overlap each other on both sides of the first and second wire ropes 13, ... You may

[Effect of device]

As described above, according to the present invention, the high-voltage device placed on the carrier is hooked to the lifting hook via the first wire rope, and the head to which the ring body is attached is the second head. Since the same lifting hook is hooked via the wire rope, the carrier and the ring body are both supported horizontally. At this time, a tension corresponding to the weight of the high-voltage equipment acts on the first wire rope, and the wire rope is locked by the anti-slip member arranged on the outer peripheral portion of the ring body and fixed. Will be positioned and supported by. Therefore, the bottom and head of this high-voltage device are held horizontally by the carrier and the ring, respectively, and then lifted / lowered or moved laterally by the lifting hooks. Can be prevented in advance.

Moreover, at this time, since the first wire rope on which the tension corresponding to the weight of the high-voltage equipment acts is inserted through the non-slip member of the ring body, the tension acting on the first wire rope acts on the ring body. Component force only acts in the compression direction of the ring body, and this ring body does not have to have a strong structure corresponding to the weight of the high-voltage equipment.

In addition, by giving a margin to the inner diameter of this ring body, it is possible to cope with the heads of high-voltage equipment having different diameters. For example, one ring body can be used for lifting and transporting several types of high-voltage equipment. You can Furthermore, when arranging this ring body at the head position of the high-voltage equipment, it is enough to hang it with a lifting hook and fit it on the head of the high-voltage equipment. Since it is only necessary to remove the first wire rope from the hanging metal fitting of the carrier and raise the lifting hook, there is also an effect that handling is easy and no labor is required.

[Brief description of drawings]

1 to 3 relate to an embodiment of the present invention, FIG. 1 is a side view of a hoisting and carrying device for high-voltage equipment, FIG. 2 is a plan view of its ring body, and FIG. It is a principal part perspective view which shows the other example of a non-slip member. Further, FIG. 4 and FIG. 5 are both perspective views showing the upper half of the lifting and carrying device according to the conventional example. 10 ... High-voltage equipment, 10a ... Head, 11 ... Carriage, 12 ... Suspension fittings, 13 ... First wire rope, 14 ... Hoisting hooks, 16 ...
Ring body, 17 ... Second wire rope, 18 ... Anti-slip member.

Claims (1)

[Scope of utility model registration request] Claims: 1. A high-voltage device having a high center of gravity is placed, and a carrier is provided with hanging metal fittings at a plurality of peripheral portions, and is hooked on a lifting hook, and is also engaged with the hanging metal fitting. A plurality of first wire ropes that are detachably connected and horizontally support the carrier, and an inner circumference having a diameter slightly larger than the head diameter of the high-voltage equipment, and the first wire rope having the first wire rope on the outer circumference. (1) A non-slip member through which a wire rope is inserted is disposed, and a ring body loosely fitted to the head position of the high-voltage equipment, and formed so as to penetrate along the diameter direction of the ring body. A plurality of second wire ropes which are inserted into the connecting hole and hooked on the lifting hooks to horizontally support the ring body arranged at the head position of the high-voltage equipment. A lifting and transporting device for high-voltage equipment, which is characterized in that