CN212182573U - Grounding device for dry-type transformer - Google Patents
Grounding device for dry-type transformer Download PDFInfo
- Publication number
- CN212182573U CN212182573U CN202020909310.6U CN202020909310U CN212182573U CN 212182573 U CN212182573 U CN 212182573U CN 202020909310 U CN202020909310 U CN 202020909310U CN 212182573 U CN212182573 U CN 212182573U
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- Prior art keywords
- thread connecting
- connecting rod
- screw thread
- straight
- thick bamboo
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- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 21
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 21
- 241001330002 Bambuseae Species 0.000 claims abstract description 21
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 21
- 239000011425 bamboo Substances 0.000 claims abstract description 21
- 230000000694 effects Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 14
- 230000032258 transport Effects 0.000 description 3
- 238000011017 operating method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model provides a grounding device for dry-type transformer relates to transformer grounding device field. This a earthing device for dry-type transformer includes outer screw thread connecting rod and interior screw thread connecting rod, and the bottom of outer screw thread connecting rod and interior screw thread connecting rod all is equipped with the pillar, pillar top fixedly connected with clamp, all is equipped with straight section of thick bamboo between two sets of outer screw thread connecting rods and two sets of interior screw thread connecting rods, and straight section of thick bamboo one side is equipped with the straight-bar, and straight section of thick bamboo top fixedly connected with terminal, straight section of thick bamboo rear side are equipped with the telescopic link, are equipped with the bayonet lock subassembly between straight. This a relative length that is used for the straight section of thick bamboo of earthing device and straight-bar of dry-type transformer can change, and the length of outer screw thread connecting rod and interior screw thread connecting rod can be decided by threaded connection's length, can carry out free combination and installation according to the required ground net size of construction hole and supporting substation equipment, and the scope of use is wider, and its practicality is stronger.
Description
Technical Field
The utility model relates to a transformer earthing device technical field specifically is an earthing device for dry-type transformer.
Background
When large-scale substation equipment is installed, in order to avoid electric shock of ground personnel, an embedded part for grounding the substation electric pen is usually arranged underground, and the embedded part is usually formed by combining materials made of metal materials.
Traditional ground connection built-in fitting and earthing device are in-service use, it is usually to transport the metalwork welding or welding completion back in the mill to the building site in the construction hole and carry out pre-buried, generally weld the built-in fitting into the network structure that has a teaching, make ground connection more abundant, this leads to the built-in fitting after the welding when the transportation, because the volume is too big, easily encroach a large amount of spaces, the built-in fitting after welding simultaneously is fixed dimension, can not adjust according to pre-buried hole and in-service use needs again, be unfavorable for the construction.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To the not enough of prior art, the utility model provides a grounding device for dry-type transformer to solve the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a grounding device for a dry-type transformer comprises an outer thread connecting rod and an inner thread connecting rod, wherein the outer thread connecting rod and the inner thread connecting rod are in threaded connection, the bottoms of the outer thread connecting rod and the inner thread connecting rod are respectively provided with a supporting column, the top of each supporting column is fixedly connected with a hoop, the number of the outer thread connecting rod and the number of the inner thread connecting rod are respectively arranged into two groups, a straight cylinder is arranged between each two groups of outer thread connecting rods and each two groups of inner thread connecting rods, one side of each straight cylinder is provided with a straight rod, the straight rods are movably sleeved with the straight cylinders, the tops of the straight cylinders are fixedly connected with a binding post, the rear sides of the straight cylinders are provided with telescopic rods, one ends of the straight cylinders are provided with first through holes, the straight cylinders are in sliding connection with one group of the outer thread connecting rods, the straight rod is connected with the other set of external thread connecting rods or internal thread connecting rods in a sliding mode through the second through holes, and a clamping pin assembly is arranged between the straight cylinder and the straight rod.
Preferably, the bayonet lock component comprises a limiting hole, the limiting hole is formed in the straight cylinder, a spring is arranged inside the limiting hole, one end of the spring is fixedly connected with the straight cylinder, the other end of the spring is fixedly connected with a clamping head, the clamping head is in sliding contact with the limiting hole, and a clamping hole is formed in one side wall inside the straight rod.
Preferably, the clamp is fixedly connected with the outer thread connecting rod and the inner thread connecting rod through bolts.
Preferably, the telescopic link comprises two body of rods, two slip cup joint between the body of rod, the telescopic link both ends and outer thread connecting rod or interior thread connecting rod are the gliding cup joint.
Preferably, the bottom of the telescopic rod is provided with a lower connecting plate, and the lower connecting plate is welded with the telescopic rod.
Preferably, the shape of dop sets up to bullet type, the shape of card hole sets up to the arc, activity joint between card hole and the dop.
The utility model provides a grounding device for dry-type transformer, its beneficial effect who possesses as follows:
1. this a earthing device for dry-type transformer pulling or promote one in straight section of thick bamboo or the straight-bar, the relative length of straight section of thick bamboo and straight-bar can be redefined, and the length of outer screw thread connecting rod and interior screw thread connecting rod can be decided by threaded connection's length simultaneously, can carry out free combination and installation according to the required ground net size of construction hole and supporting substation equipment this moment, is suitable for more use scenes, and the scope of use is wider, and its practicality is stronger.
2. This a grounding device for dry-type transformer can be by mill's processing the utility model provides a prefabricated part carries out quick equipment, and the more stable of the grounding part that comes out of equipment, so need not to use traditional operating method, need not after the welding, transports to the building site again from the welding mill, simultaneously the utility model discloses a part can be disassembled, need not to occupy great transportation space, even when the construction in the building site simultaneously, can reduce the use of welding machine even, increases the convenience and the efficiency of construction, reduces the potential harm of personnel when carrying out welding operation simultaneously.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the external thread connecting rod of the present invention;
FIG. 3 is a schematic view of the clamp structure of the present invention;
FIG. 4 is a schematic view of a straight tube structure of the present invention;
fig. 5 is a partial cross-sectional view of the present invention.
In the figure: 1. an external thread connecting rod; 2. an internal thread connecting rod; 3. a pillar; 4. clamping a hoop; 5. a straight cylinder; 6. a straight rod; 7. a binding post; 8. a telescopic rod; 9. a first through hole; 10. a second through hole; 11. a limiting aperture; 12. a spring; 13. clamping a head; 14. a clamping hole; 15. a lower connecting plate.
Detailed Description
The embodiment of the utility model provides an earthing device for dry-type transformer, as shown in figure 1-5, including outer screw thread connecting rod 1 and inner screw thread connecting rod 2, threaded connection between outer screw thread connecting rod 1 and inner screw thread connecting rod 2, the bottom of outer screw thread connecting rod 1 and inner screw thread connecting rod 2 all is equipped with pillar 3, the top of pillar 3 is fixedly connected with clamp 4, clamp 4 and outer screw thread connecting rod 1 and inner screw thread connecting rod 2 are all connected through bolt fastening, the quantity of outer screw thread connecting rod 1 and inner screw thread connecting rod 2 is set into two groups, straight cylinder 5 is arranged between two groups of outer screw thread connecting rod 1 and two groups of inner screw thread connecting rod 2, straight cylinder 5 one side is equipped with straight rod 6, straight rod 6 is movably sleeved between straight cylinder 5, straight cylinder 5 top is fixedly connected with terminal 7, terminal 7 is connected with the earthing terminal of transformer, straight cylinder 5 rear side is equipped with telescopic link 8, telescopic link 8 comprises two body of rods, slide between two body of rods and cup joint, 8 both ends of telescopic link and outer screw tooth connecting rod 1 or interior screw tooth connecting rod 2 are gliding and cup joint, 8 bottoms of telescopic link are equipped with lower connecting plate 15, lower connecting plate 15 and 8 welding of telescopic link, first through-hole 9 has been seted up to straight section of thick bamboo 5 one end, through first through-hole 9 sliding connection between straight section of thick bamboo 5 and a set of outer screw tooth connecting rod 1 or interior screw tooth connecting rod 2 wherein, second through-hole 10 has been seted up to straight-bar 6 one end, through second through-hole 10 sliding connection between straight-bar 6 and another set of outer screw tooth connecting rod 1 or interior screw tooth connecting rod 2, be equipped with the bayonet lock subassembly.
Specifically, the bayonet lock subassembly is including limiting hole 11, limiting hole 11 is seted up on straight section of thick bamboo 5, limiting hole 11 inside is equipped with spring 12, spring 12 one end and straight section of thick bamboo 5 fixed connection, spring 12 other end fixedly connected with dop 13, sliding contact between dop 13 and the limiting hole 11, card hole 14 has been seted up on the inside lateral wall of straight-bar 6, the shape of dop 13 sets up to the bullet type, the shape of card hole 14 sets up to the arc, activity joint between card hole 14 and the dop 13, the pulling is perhaps promoted straight section of thick bamboo 5 or one in the straight-bar 6, the spring 12 that lies in limiting hole 11 inside at this moment is compressed, dop 13 breaks away from the inside of card hole 14, when dop 13 blocks the inside of new card hole 14 again.
The implementation mode is specifically as follows: in the process of using the utility model, the two groups of external thread connecting rods 1 and internal thread connecting rods 2 are connected by screw threads, then the clamp 4 on the strut 3 is detachably connected with the external thread connecting rods 1 and the internal thread connecting rods 2 by bolts, because the straight cylinder 5 and the straight rod 6 are placed between the two groups of external thread connecting rods 1 and the internal thread connecting rods 2, and a plurality of telescopic rods 8 are additionally arranged to establish a grounding net between the external thread connecting rods 1, the internal thread connecting rods 2, the strut 3, the clamp 4, the straight cylinder 5, the straight rod 6 and the telescopic rods 8, the binding post 7 is connected with the grounding end of the transformer, the grounding connection can be established, meanwhile, the lower connecting plate 15 at the bottom of the telescopic rod 8 increases the contact with the ground and the supporting point, so that the utility model is more stable and stable after being assembled, when burying it or when pouring, difficult deformation that takes place, telescopic link 8 is become by two body of rod that can slide and cup joint simultaneously, so its combination length can change, this earthing device need not to carry the welding machine when assembling, can be processed by the mill the utility model provides a prefabricated part carries out quick equipment, and the more stability of the earthing part that comes out of equipment, so need not to use traditional operating method, need not after the welding, transports to the building site again from the welding mill, simultaneously the utility model discloses a part can be disassembled, need not to occupy great transportation space, even when the construction of building site simultaneously, can reduce the use of welding machine even, increases the convenience and the efficiency of construction, reduces the potential harm of personnel when carrying out welding operation simultaneously.
Furthermore, a bayonet lock component is arranged between the straight cylinder 5 and the straight rod 6, the end parts of the straight cylinder 5 and the straight rod 6 are respectively provided with a first through hole 9 and a second through hole 10, so that the straight cylinder 5 and the straight rod 6 can slide on the outer thread connecting rod 1 and the inner thread connecting rod 2, when the combined length between the straight cylinder 5 and the straight rod 6 needs to be adjusted, one of the straight cylinder 5 or the straight rod 6 can be directly pulled or pushed, the spring 12 located in the limiting hole 11 is compressed at the moment, the chuck 13 is separated from the inside of the clamping hole 14, when the chuck 13 is clamped into the inside of a new clamping hole 14 again, the relative length of the straight cylinder 5 and the straight rod 6 is defined again, at the moment, free combination and installation can be carried out according to a construction pit and the size of a grounding network required by matched power transformation equipment, the electric appliance is suitable for more use scenes, the electric appliance is wide in use range, and the.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a grounding device for dry-type transformer, includes outer screw thread connecting rod (1) and interior screw thread connecting rod (2), its characterized in that: threaded connection between outer screw thread connecting rod (1) and interior screw thread connecting rod (2), the bottom of outer screw thread connecting rod (1) and interior screw thread connecting rod (2) all is equipped with pillar (3), pillar (3) top fixedly connected with clamp (4), the quantity of outer screw thread connecting rod (1) and interior screw thread connecting rod (2) all sets up to two sets of, and is two sets of all be equipped with straight section of thick bamboo (5) between outer screw thread connecting rod (1) and two sets of interior screw thread connecting rod (2), straight section of thick bamboo (5) one side is equipped with straight-bar (6), activity cup joints between straight-bar (6) and straight section of thick bamboo (5), straight section of thick bamboo (5) top fixedly connected with terminal (7), straight section of thick bamboo (5) rear side is equipped with telescopic link (8), first through-hole (9) have been seted up to straight section of thick bamboo (5) one end, straight section of thick bamboo (5) and wherein through first through-hole (9) sliding connection between a set of outer screw And one end of the straight rod (6) is provided with a second through hole (10), the straight rod (6) is connected with the other set of external thread connecting rods (1) or internal thread connecting rods (2) in a sliding mode through the second through hole (10), and a clamping pin assembly is arranged between the straight cylinder (5) and the straight rod (6).
2. A grounding device for dry-type transformers according to claim 1 characterized in that: the bayonet lock subassembly is including limiting hole (11), limiting hole (11) is seted up on straight section of thick bamboo (5), limiting hole (11) inside is equipped with spring (12), spring (12) one end and straight section of thick bamboo (5) fixed connection, spring (12) other end fixedly connected with dop (13), sliding contact between dop (13) and limiting hole (11), card hole (14) have been seted up on the inside lateral wall of straight-bar (6).
3. A grounding device for dry-type transformers according to claim 1 characterized in that: the hoop (4) is fixedly connected with the outer thread connecting rod (1) and the inner thread connecting rod (2) through bolts.
4. A grounding device for dry-type transformers according to claim 1 characterized in that: the telescopic link (8) comprises two body of rods, two slip cup joint between the body of rod, telescopic link (8) both ends and outer screw thread connecting rod (1) or interior screw thread connecting rod (2) are the gliding cup joint.
5. A grounding device for dry-type transformers according to claim 1 characterized in that: the bottom of the telescopic rod (8) is provided with a lower connecting plate (15), and the lower connecting plate (15) is welded with the telescopic rod (8).
6. A grounding device for dry-type transformers according to claim 2, characterized in that: the shape of dop (13) sets up to bullet type, the shape of card hole (14) sets up to the arc, activity joint between card hole (14) and dop (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020909310.6U CN212182573U (en) | 2020-05-26 | 2020-05-26 | Grounding device for dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020909310.6U CN212182573U (en) | 2020-05-26 | 2020-05-26 | Grounding device for dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212182573U true CN212182573U (en) | 2020-12-18 |
Family
ID=73789118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020909310.6U Expired - Fee Related CN212182573U (en) | 2020-05-26 | 2020-05-26 | Grounding device for dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212182573U (en) |
-
2020
- 2020-05-26 CN CN202020909310.6U patent/CN212182573U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201218 |