CN216004957U - Hoisting accessory is used in transformer on-load switch maintenance - Google Patents
Hoisting accessory is used in transformer on-load switch maintenance Download PDFInfo
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- CN216004957U CN216004957U CN202122460107.2U CN202122460107U CN216004957U CN 216004957 U CN216004957 U CN 216004957U CN 202122460107 U CN202122460107 U CN 202122460107U CN 216004957 U CN216004957 U CN 216004957U
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- vertical rod
- load switch
- transformer
- rod
- hoisting
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Abstract
The utility model provides a hoisting device for overhauling a load switch of a transformer, which comprises a hoisting frame and a hoisting component arranged on the hoisting frame; the lifting frame comprises two upright posts and a cross bar fixedly connected to the tops of the two upright posts; the lifting component comprises a hand winch arranged on one of the upright rods and two fixed pulleys arranged on the cross rod in sequence, and a rope of the hand winch sequentially penetrates through the two fixed pulleys and the free end of the rope is connected with a hook. The utility model discloses simple structure, it is little to occupy space, and convenient operation has solved the indoor problem that does not have the hoisting point to lift by crane the transformer and have the load switch.
Description
Technical Field
The utility model relates to a transformer has load switch to overhaul technical field, concretely relates to transformer has load switch to overhaul and uses hoisting accessory.
Background
The on-load switch of the transformer is a voltage regulating device for changing the tapping position of a transformer winding, and in order to ensure the normal operation of the on-load switch of the transformer, the hanging core maintenance of the on-load switch of the transformer is required to be carried out regularly.
In the prior art, because no lifting point exists indoors, the maintenance of the transformer lifting core is mainly realized by manual lifting, crane lifting, hydraulic lifting, complete machine return to a factory and the like. Wherein, the manual hoisting operation has high difficulty and low efficiency; the crane needs a large operation space for hoisting, and the crane body is close to the electrified body, so that potential safety hazards of electric power exist; the maintenance method for hydraulic lifting and returning the whole machine to the factory has higher cost.
Therefore, how to provide a hoisting device for overhauling a voltage transformation on-load switch, which has a simple structure, is stable in hoisting and convenient to operate, becomes a technical problem to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a transformer has load switch to overhaul and uses hoisting accessory, its simple structure lifts by crane steadily convenient operation.
In order to achieve the purpose, the utility model provides a lifting device for overhauling a load switch of a transformer, which comprises a lifting frame and a lifting component arranged on the lifting frame; the lifting frame comprises two upright posts and a cross bar fixedly connected to the tops of the two upright posts; the lifting component comprises a hand winch arranged on one of the upright rods and two fixed pulleys arranged on the cross rod in sequence, and a rope of the hand winch sequentially penetrates through the two fixed pulleys and the free end of the rope is connected with a hook.
Furthermore, two pole settings about the horizontal pole symmetric arrangement, one of them fixed pulley is located the middle part of horizontal pole, another fixed pulley is located the horizontal pole and is close to the pole setting one side of installing hand winch.
Further, the top welding of pole setting has the steel ring, the confession has been seted up to the horizontal pole the connecting hole that the steel ring passed, the steel ring is inserted by this connecting hole in the horizontal pole, just the pole setting with welded fastening between the horizontal pole.
Further, the pole setting includes lower pole setting and last pole setting, go up the pole setting with the two fixed connection through dismantling of lower pole setting.
Furthermore, the upper vertical rod and the lower vertical rod are pipe fittings, wherein the upper part of the lower vertical rod is provided with a plurality of transversely-penetrating bolt holes I at intervals along the length direction of the lower vertical rod, and the lower part of the upper vertical rod is provided with a plurality of corresponding transversely-penetrating bolt holes II at intervals along the length direction of the upper vertical rod; the upper vertical rod is inserted into the lower vertical rod, and the lower vertical rod and the upper vertical rod are fixed through a bolt which sequentially penetrates through the bolt hole I and the bolt hole II.
Furthermore, the number of the bolt holes I is six, and the number of the bolt holes II is six.
Further, the distance between two adjacent bolt holes I is 100mm, and the distance between two adjacent bolt holes II is also 100 mm.
Further, the bottom welding of pole setting has the base that is used for fixed pole setting, and this base is the plate and its both sides that are located the pole setting all are equipped with the round hole that supplies the bolt to pass.
Furthermore, the base with the welding has a plurality of reinforcement iron plate between the pole setting.
The utility model discloses following beneficial effect has:
when overhauing the transformer and having the load switch, will the utility model provides a hoisting accessory fixed mounting makes the couple hang the transformer and has the load switch on ground or mount table, can be comparatively light through hand winch the realization to the transformer have the hoist and mount of load switch. The utility model discloses simple structure, it is little to occupy space, and convenient operation has solved the indoor problem that does not have the hoisting point to lift by crane the transformer and have the load switch.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is the transformer on-load switch overhaul use hoisting accessory's structure schematic diagram.
Fig. 2 is a schematic structural view of the vertical rod of the present invention;
fig. 3 is an exploded view of the vertical rod of the present invention;
fig. 4 is a schematic structural diagram of the base according to the present invention.
Reference numerals
1-erecting a rod; 1 a-lower upright rod; 1a 1-bolt hole I; 1 b-upper vertical rod; 1b 1-bolt hole II; 1 c-a steel ring;
2-a cross bar;
3-hand winch; 3 a-stranded rope; 3 b-hanging hooks;
4-a base; 4 a-hole array;
5-iron block.
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present application more clearly understood, the following further detailed description of the embodiments of the present application with reference to the drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not an exhaustive list of all the embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Fig. 1 shows the transformer on-load switch overhauls and uses hoisting accessory's structural schematic.
The utility model discloses a transformer has load switch to overhaul and uses hoisting accessory, include the lifting frame and set up the subassembly that lifts by crane on the lifting frame. Specifically, the lifting frame comprises two vertical rods 1 and a cross rod 2 fixedly connected to the tops of the two vertical rods 1. The lifting component comprises a hand winch 3 arranged on one upright rod 1 and two fixed pulleys 4 arranged on the cross rod 2 in sequence, and a rope 3a of the hand winch sequentially penetrates through the two fixed pulleys 4 and the free end of the rope 3a is connected with a hook 3 b.
When overhauing the transformer and having the load switch, will the utility model provides a hoisting accessory fixed mounting makes couple 3b hang the transformer and has the load switch on ground or mount table, can be comparatively light through hand winch 3 to the transformer have the hoist and mount of load switch. The utility model discloses simple structure, it is little to occupy space, and convenient operation has solved the indoor problem that does not have the hoisting point to lift by crane the transformer and have the load switch.
Further, two pole setting 1 are symmetrical about horizontal pole 2 and are arranged, and one of them fixed pulley 4 is located the middle part of horizontal pole 2, and another fixed pulley 4 is located horizontal pole 2 and is close to the pole setting 1 side of installing the hand winch. Therefore, the lifting hook 3b is positioned in the middle of the cross rod 2, so that the stress is stable when the transformer on-load switch is lifted, and the lifting reliability is improved.
Fig. 2 shows a schematic structural view of the vertical rod of the present invention; figure 3 shows an exploded view of the pole of the present invention.
Further, the utility model discloses in for the convenience of the equipment of getting up the gallows, the welding of the top of pole setting 1 has steel ring 1c, and horizontal pole 2 then sets up the connecting hole that supplies steel ring 1c to pass. During assembly, the steel ring 1c is inserted into the cross rod 2 through the connecting hole, and then the upright rod 1 and the cross rod 2 are welded and fixed.
Further, the upright rod 1 comprises a lower upright rod 1a and an upper upright rod 1b, and the upper upright rod 1b and the lower upright rod 1a are detachably and fixedly connected. Specifically, the upper vertical rod 1b and the lower vertical rod 1a are pipe fittings, wherein the upper part of the lower vertical rod 1a is provided with six transversely-penetrating bolt holes i 1a1 at intervals of 100mm along the length direction, and the lower part of the upper vertical rod 1b is provided with six corresponding transversely-penetrating bolt holes ii 1b1 at intervals of 100mm along the length direction.
When the vertical rod 1 is assembled, the upper vertical rod 1b is inserted into the lower vertical rod 1a, and when the bolt hole II 1b1 of the upper vertical rod is overlapped with the bolt hole I1 a1 of the lower vertical rod, the lower vertical rod and the upper vertical rod are fixed by inserting a bolt. Thereby realize the altitude mixture control to pole setting 1 through the bolt hole that matches the difference, adjust convenient and fast.
Fig. 4 shows a schematic structural diagram of the base of the present invention.
Further, for the installation of the pole setting 1 in this use is novel, the welding of the bottom of pole setting 1 has the base 4 (see fig. 3) that is used for fixed pole setting, and this base 4 is the plate and its both sides that are located pole setting 1 all are equipped with the round hole 4a that supplies the bolt to pass. When the lifting frame is installed, the foundation bolts penetrate through the row holes 4a of the base 4, so that the lifting frame can be installed conveniently and quickly.
Further, a plurality of reinforcing iron blocks 5 are welded between the base 4 and the upright rod 1.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (9)
1. A hoisting device for overhauling an on-load switch of a transformer is characterized by comprising a hoisting frame and a hoisting component arranged on the hoisting frame; the lifting frame comprises two upright posts and a cross bar fixedly connected to the tops of the two upright posts; the lifting component comprises a hand winch arranged on one of the upright rods and two fixed pulleys arranged on the cross rod in sequence, and a rope of the hand winch sequentially penetrates through the two fixed pulleys and the free end of the rope is connected with a hook.
2. The hoisting device for overhauling the on-load switch of the transformer as recited in claim 1, wherein the two vertical rods are symmetrically arranged about the cross rod, one fixed pulley is located in the middle of the cross rod, and the other fixed pulley is located on one side of the cross rod close to the vertical rod provided with the hand winch.
3. The hoisting device for overhauling the on-load switch of the transformer as recited in claim 1, wherein a steel ring is welded on the top of the vertical rod, the cross rod is provided with a connecting hole for the steel ring to pass through, the steel ring is inserted into the cross rod through the connecting hole, and the vertical rod and the cross rod are welded and fixed.
4. The hoisting device for on-load switch maintenance of transformers according to claim 1, wherein the vertical rod comprises a lower vertical rod and an upper vertical rod, and the upper vertical rod and the lower vertical rod are fixedly connected in a detachable manner.
5. The hoisting device for overhauling the on-load switch of the transformer as recited in claim 4, wherein the upper vertical rod and the lower vertical rod are pipe fittings, wherein a plurality of bolt holes I which transversely penetrate through the upper part of the lower vertical rod are arranged at intervals along the length direction of the lower vertical rod, and a plurality of corresponding bolt holes II which transversely penetrate through the lower part of the upper vertical rod are arranged at intervals along the length direction of the upper vertical rod; the upper vertical rod is inserted into the lower vertical rod, and the lower vertical rod and the upper vertical rod are fixed through a bolt which sequentially penetrates through the bolt hole I and the bolt hole II.
6. The hoisting device for overhauling the on-load switch of the transformer as recited in claim 5, wherein the number of the pin holes I is six, and the number of the pin holes II is also six.
7. The hoisting device for overhauling the on-load switch of the transformer as recited in claim 6, wherein the distance between two adjacent pin holes I is 100mm, and the distance between two adjacent pin holes II is also 100 mm.
8. The hoisting device for overhauling the on-load switch of the transformer as recited in claim 1, wherein the bottom of the vertical rod is welded with a base for fixing the vertical rod, the base is a plate and is provided with row holes for bolts to pass through on both sides of the vertical rod.
9. The hoisting device for on-load switch maintenance of transformers according to claim 8, wherein a plurality of reinforcing iron blocks are welded between the base and the vertical rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122460107.2U CN216004957U (en) | 2021-10-13 | 2021-10-13 | Hoisting accessory is used in transformer on-load switch maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122460107.2U CN216004957U (en) | 2021-10-13 | 2021-10-13 | Hoisting accessory is used in transformer on-load switch maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216004957U true CN216004957U (en) | 2022-03-11 |
Family
ID=80583284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122460107.2U Active CN216004957U (en) | 2021-10-13 | 2021-10-13 | Hoisting accessory is used in transformer on-load switch maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216004957U (en) |
-
2021
- 2021-10-13 CN CN202122460107.2U patent/CN216004957U/en active Active
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