CN213782287U - High-voltage distribution network insulation earthing device - Google Patents
High-voltage distribution network insulation earthing device Download PDFInfo
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- CN213782287U CN213782287U CN202120189837.0U CN202120189837U CN213782287U CN 213782287 U CN213782287 U CN 213782287U CN 202120189837 U CN202120189837 U CN 202120189837U CN 213782287 U CN213782287 U CN 213782287U
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- rod
- operating rod
- locking plate
- fixing seat
- distribution network
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Abstract
The utility model provides an insulating earthing device for a high-voltage distribution network, which comprises an earth wire fixing seat and an insulating operating rod, wherein a fixing hook body connected with an earth wire is fixed on the earth wire fixing seat, an arc-shaped locking plate for preventing the end of the wire from falling off is rotatably arranged on the fixing hook body, a driving transmission rod hinged with the arc-shaped locking plate is slidably arranged in the earth wire fixing seat, the insulating operating rod comprises an outer operating rod and an inner operating rod which are slidably arranged together, a locking mechanism for connecting with the driving transmission rod is arranged at the end part of one end of the outer operating rod, and a locking plate driving mechanism for driving the arc-shaped locking plate to rotate is arranged in the inner operating rod, the utility model adopts a split structure, solves the problem that the insulating operating rod drives the earth wire fixing seat to fall off, improves the safety of the utility model, and realizes the quick assembly and disassembly between the earth wire fixing seat and the insulating operating rod, the carrying of the maintainers is facilitated.
Description
Technical Field
The utility model belongs to the technical field of the technique for power transmission line of electric power industry and specifically relates to a high voltage distribution network insulation earthing device is related to.
Background
The electricity generated by the power plant is not only supplied to nearby towns and enterprises for use, but also transmitted to a remote place through a high-voltage transmission line to meet more electric energy requirements. When the high-voltage transmission line is overhauled, in order to ensure the safety of maintainers, the grounding wire is required to be installed at an overhauling section.
In chinese utility model patent with patent application number 201920845769.1, a high voltage power transmission and transformation equipment earthing device is proposed, and the main problem that exists of this patent is: the wire end clamp connected with the grounding wire in the patent is fixed together with the hard insulating rod, the hard insulating rod can swing along with wind in the maintenance process, when the windy weather is met, the condition that the swing amplitude of the hard insulating rod is too large or the grounding device falls off easily occurs, and the damage to surrounding maintenance personnel and power equipment is easily caused.
Therefore, there is a need for an insulated grounding device for high voltage distribution networks that solves the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high voltage distribution network insulation earthing device has adopted split type structure, has solved the insulating bar and has driven the problem that the earth connection fixing base drops, has improved the utility model provides a security has realized moreover quick assembly disassembly between earth connection fixing base and the insulating bar, has made things convenient for maintainer's carrying.
The technical scheme of the utility model is realized like this:
the high-voltage distribution network insulation grounding device comprises a grounding wire fixing seat and an insulation operating rod;
a fixed hook body connected with a grounding wire is fixed on the grounding wire fixing seat, an arc-shaped locking plate for preventing the end of a wire from falling off is rotatably arranged on the fixed hook body, and a driving transmission rod hinged with the arc-shaped locking plate is slidably arranged in the grounding wire fixing seat;
as a preferable technical scheme, the insulating operating rod comprises an operating outer rod and an operating inner rod which are arranged inside and outside in a sliding mode, a locking mechanism used for being connected with the driving transmission rod is arranged at the end of one end of the operating outer rod, and a locking plate driving mechanism used for driving the arc-shaped locking plate to rotate is arranged in the operating inner rod.
As a preferred technical scheme, be equipped with first installation cavity in the earth connection fixing base, the hinged end of arc lockplate is fixed with a locking plate connecting rod, the free end of lockplate connecting rod stretches into it has to articulate in the first installation cavity drive transfer line, the lockplate connecting rod with a common fixedly connected with reset spring between the first installation intracavity wall, the free end of drive transfer line stretches out the earth connection fixing base, the drive transfer line stretches out the one end of earth connection fixing base is fixed with a locking lever, the locking lever perpendicular to the drive transfer line sets up.
As a preferred technical scheme, the locking mechanism includes two clamping jaws for clamping the locking rod, the two clamping jaws are all slidably mounted at the end of the outer operating rod, the two clamping jaws are symmetrically arranged relative to the locking rod and are matched with the locking rod, a guide slider is fixed at the bottom of each clamping jaw, a second mounting cavity is jointly arranged on the bottom wall of the outer operating rod and the end of the inner operating rod, a rotating seat is slidably mounted in the second mounting cavity, two guide sliding grooves matched with the guide sliders are formed in the end face of the rotating seat, and each guide slider is slidably mounted in the corresponding guide sliding groove.
As a preferred technical scheme, one end of the inner operating rod, which is far away from the clamping jaw, extends out of the outer operating rod, one end of the inner operating rod, which extends out of the outer operating rod, is fixed with a baffle, a first fixing hole is formed in the baffle, two second fixing holes matched with the first fixing holes are formed in the end part of the outer operating rod, and the first fixing holes are connected with the corresponding second fixing holes through screws.
As a preferred technical scheme, lockplate actuating mechanism including rotate install in drive lead screw in the operation pole, the one end of drive lead screw is stretched out the operation pole is kept away from the one end of second installation cavity, the inside of operation pole other end be equipped with one with the third installation cavity that the second installation cavity is linked together, the one end of drive lead screw is stretched into in the third installation cavity, slidable mounting has a mount pad in the third installation cavity, the mount pad through first connecting rod with it is together fixed to rotate the seat, the mount pad still through a plurality of second connecting rod fixedly connected with sliding blocks, sliding block screw thread install in on the drive lead screw.
As a preferred technical scheme, a sliding groove is formed in the outer side wall of the operation inner rod, and an annular convex block which is slidably installed in the sliding groove is formed in the inner wall of the operation inner rod.
As a preferable technical scheme, the operation outer rod and the operation inner rod are rod pieces made of insulating materials.
By adopting the technical scheme, the beneficial effects of the utility model are that:
because the high-voltage distribution network insulation grounding device comprises a grounding wire fixing seat and an insulation operating rod, an arc-shaped locking plate is rotatably arranged on the grounding wire fixing seat, a locking mechanism and a locking plate driving mechanism are arranged on the insulation operating rod, in the utility model, the grounding wire fixing seat and the insulating operating rod adopt a split structure, when the grounding wire fixing seat needs to be installed or dismantled, the insulating operating rod and the grounding wire fixing seat are fixed together through the locking mechanism, the grounding wire fixing seat is arranged on the lead end of the high-voltage transmission line, or take off the earth connection fixing base from high tension transmission line's wire end, solved the insulating bar and taken place the problem that the large amplitude oscillation or drive earth connection fixing base drop, avoided because of the swing of insulating bar or the injury that drops and cause personnel and equipment, improved the utility model provides a security.
Because the insulating operating rod is provided with the locking mechanism, in the utility model, an overhaul person holds the operating outer rod by one hand and controls the operating inner rod by the other hand, firstly, two clamping claws are respectively arranged at two sides of the locking rod, the operating inner rod is rotated to drive the rotating seat to rotate, and the guide slide block drives the two clamping claws to simultaneously tighten inwards under the guide action of the guide chute to clamp the locking rod, after the locking rod is clamped, the screw rod in the first fixing hole at the end part of the operating inner rod is screwed into the corresponding second fixing hole to realize the connection with the ground wire fixing seat, in the utility model, the insulating operating rod and the ground wire fixing seat realize the separated arrangement, and the quick disassembly and assembly between the ground wire fixing seat and the insulating operating rod can be realized through the locking mechanism, when the high-voltage transmission circuit is overhauled, the overhaul person only needs to carry one insulating operating rod to install a plurality of ground wire fixing seats, thereby facilitating the carrying of the maintainers.
Because a common fixedly connected with reset spring between lockplate connecting rod and the first installation intracavity wall the utility model discloses in, reset spring's effect is the resistance when increasing arc lockplate and rotating, has avoided the arc lockplate to rotate at will and has made the condition that the earth connection fixing base drops, has improved the reliability and the security of using of earth connection fixing base installation.
Because be equipped with on the terminal surface of rotation seat with the clamping jaw on the direction spout of direction slider looks adaptation the utility model discloses in, two direction spouts are the arc setting, one end sets up in the position that is close to rotation seat middle part, the other end sets up in the outer fringe of rotating the seat, and two direction spouts set up opposite direction, have guaranteed that two clamping jaws are close to simultaneously relative movement or move in opposite directions and keep away from, have guaranteed the tight effect of clamp of two clamping jaws to the locking lever.
Because be equipped with a first fixed orifices on the pole in the operation, the tip of operation outer boom is equipped with two second fixed orificess, and first fixed orifices is connected with corresponding second fixed orifices through a screw rod the utility model discloses in, the setting of screw rod has avoided operation outer boom and pole in the operation to take place relative rotation again, has improved the reliability of installation between earth connection fixing base and the insulating bar.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view taken along the line a-a in fig. 1.
Wherein: 1. a grounding wire fixing seat; 2. an insulating operating rod; 3. a ground line; 4. fixing the hook body; 5. an arc-shaped locking plate; 6. a drive transmission rod; 7. operating the outer lever; 8. operating the inner rod; 9. a first mounting cavity; 10. a locking plate linkage rod; 11. a return spring; 12. a locking lever; 13. a clamping jaw; 14. a guide slider; 15. an annular projection; 16. a second mounting cavity; 17. a rotating seat; 18. a guide chute; 19. a baffle plate; 20. a first fixing hole; 21. a second fixing hole; 22. a screw; 23. driving a lead screw; 24. a third mounting cavity; 25. a mounting seat; 26. a first link; 27. a second link; 28. a slider; 29. a sliding groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the insulated grounding device for the high-voltage distribution network comprises a grounding wire fixing seat 1 and an insulated operating rod 2.
A fixed hook body 4 connected with a grounding wire 3 is fixed on the grounding wire fixing seat 1, an arc-shaped locking plate 5 used for preventing a wire end from falling off is rotatably arranged on the fixed hook body 4, and a driving transmission rod 6 hinged with the arc-shaped locking plate 5 is slidably arranged in the grounding wire fixing seat 1.
The insulating operating rod 2 comprises an outer operating rod 7 and an inner operating rod 8 which are arranged together in an inner-outer sliding mode, a locking mechanism used for being connected with the driving transmission rod 6 is arranged at the end of one end of the outer operating rod 7, and a locking plate driving mechanism used for driving the arc-shaped locking plate 5 to rotate is arranged in the inner operating rod 8.
Wherein, be equipped with first installation cavity 9 in the earth connection fixing base 1, arc lockplate 5's hinged end is fixed with a locking plate connecting rod 10, and the free end of locking plate connecting rod 10 stretches into in the first installation cavity 9 and articulates there is drive transfer line 6, a common fixedly connected with reset spring 11 between locking plate connecting rod 10 and the first installation cavity 9 inner wall, and earth connection fixing base 1 is stretched out to the free end of drive transfer line 6, and the one end that drive transfer line 6 stretches out earth connection fixing base 1 is fixed with a locking pole 12, and locking pole 12 perpendicular to drive transfer line 6 sets up the utility model discloses in, reset spring 11 adopts the compression spring of high strength.
As shown in fig. 1 and fig. 2, the locking mechanism includes two clamping claws 13 for clamping the locking rod 12, the two clamping claws 13 are both slidably mounted at the end of the outer operating rod 7, the two clamping claws 13 are symmetrically arranged relative to the locking rod 12 and are adapted to the locking rod 12, a guide slider 14 is fixed at the bottom of each clamping claw 13, a second mounting cavity 16 is commonly arranged on the bottom wall of the outer operating rod 7 and the end of the inner operating rod 8, a rotating seat 17 is slidably mounted in the second mounting cavity 16, two guide sliding grooves 18 adapted to the guide sliders 14 are arranged on the end surface of the rotating seat 17, and each guide slider 14 is slidably mounted in the corresponding guide sliding groove 18.
The end of the operating inner rod 8, which is far away from the clamping jaw 13, extends out of the operating outer rod 7, a baffle plate 19 is fixed at the end of the operating inner rod 8, which extends out of the operating outer rod 7, a first fixing hole 20 is formed in the baffle plate 19, two second fixing holes 21 matched with the first fixing holes 20 are formed in the end of the operating outer rod 7, and the first fixing holes 20 are connected with the corresponding second fixing holes 21 through screws 22.
Moreover, lockplate actuating mechanism installs the drive lead screw 23 in the interior pole 8 of operation including rotating, the one end of drive lead screw 23 stretches out the one end that the interior pole 8 of operation kept away from second installation cavity 16, the inside of the interior pole 8 other end of operation is equipped with a third installation cavity 24 that is linked together with second installation cavity 16, the one end of drive lead screw 23 stretches into in the third installation cavity 24, slidable mounting has a mount pad 25 in the third installation cavity 24, mount pad 25 is together fixed with rotation seat 17 through first connecting rod 26, mount pad 25 still is through a plurality of second connecting rod 27 fixedly connected with sliding block 28, sliding block 28 threaded mounting is on drive lead screw 23 the utility model discloses in, mount pad 25 sets up in the outside of drive lead screw 23 one end.
In addition, a sliding groove 29 is formed on the outer side wall of the operation inner rod 8, and an annular projection 15 slidably mounted in the sliding groove 29 is formed on the inner wall of the operation inner rod 8.
The operation outer rod 7 and the operation inner rod 8 are rod pieces made of insulating materials.
The method of the utility model is as follows:
firstly, a maintainer holds the operating outer rod 7 with one hand and controls the operating inner rod 8 with the other hand, firstly, two clamping claws 13 are respectively arranged at two sides of a locking rod 12, then the operating inner rod 8 is rotated, the operating inner rod 8 rotates to drive a rotating seat 17 in a second installation cavity 16 to rotate, in the process, a guide sliding block 14 drives the two clamping claws 13 to simultaneously tighten inwards under the guide effect of a guide sliding groove 18 to clamp the locking rod 12, after the guide sliding block 14 slides to one end, close to the middle part of the rotating seat 17, of the guide sliding groove 18, the inner walls of two arc-shaped clamping blocks abut against the side wall of the locking rod 12, the operating inner rod 8 cannot rotate continuously, and then the maintainer screws 22 in a first fixing hole 20 into a corresponding second fixing hole 21 to realize the installation between a grounding wire fixing seat 1 and an insulating operating rod 2;
secondly, the maintainer can hold the insulating operating rod 2 by hand, align the opening of the fixed hook body 4 with the conductor end of the high-voltage transmission line, then the driving lead screw 23 is rotated, the driving lead screw 23 rotates to drive the sliding block 28 and the mounting seat 25 to slide upwards in the third mounting cavity 24, the rotating base 17 is pushed to move upwards by the first connecting rod 26, the rotating base 17 pushes the operation outer rod 7 to move upwards, and the locking rod 12 pushes the driving transmission rod 6 in the ground wire fixing seat 1 to move upwards, so as to drive the arc-shaped locking plate 5 to rotate anticlockwise and open the opening of the fixing hook body 4, so that the end of a wire on the high-voltage transmission line enters the ground wire fixing seat 1 through the opening of the fixing hook body 4, then, the screw 23 is driven to rotate reversely to drive the arc-shaped locking plate 5 to rotate clockwise, the opening of the fixed hook body 4 is closed, and the ground wire fixing seat 1 is installed;
and thirdly, finally, the maintainer can hold the operation outer rod 7 with one hand again, the other hand controls the operation inner rod 8 to reversely rotate the operation inner rod 8, the operation inner rod 8 rotates to drive the rotating seat 17 in the second installation cavity 16 to rotate, in the process, the guide sliding block 14 drives the two clamping claws 13 to simultaneously and outwardly separate under the guide action of the guide sliding groove 18, the locking rod 12 is unlocked, the separation between the ground wire fixing seat 1 and the insulating operation rod 2 is realized, and then the maintainer can use the insulating operation rod 2 to install the next ground wire fixing seat 1.
To sum up, the utility model provides a high voltage distribution network insulation earthing device has adopted split type structure, has solved insulating bar 2 and has driven the problem that earth connection fixing base 1 drops, has improved the utility model provides a security has realized moreover that quick assembly disassembly between earth connection fixing base 1 and the insulating bar 2 has made things convenient for maintainer's carrying.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The insulating grounding device for the high-voltage distribution network is characterized by comprising a grounding wire fixing seat and an insulating operating rod;
a fixed hook body connected with a grounding wire is fixed on the grounding wire fixing seat, an arc-shaped locking plate for preventing the end of a wire from falling off is rotatably arranged on the fixed hook body, and a driving transmission rod hinged with the arc-shaped locking plate is slidably arranged in the grounding wire fixing seat;
the insulating operating rod comprises an outer operating rod and an inner operating rod which are arranged together in an inner-outer sliding mode, a locking mechanism used for being connected with the driving transmission rod is arranged at the end of one end of the outer operating rod, and a locking plate driving mechanism used for driving the arc-shaped locking plate to rotate is arranged in the inner operating rod.
2. The insulated grounding device for the high-voltage distribution network according to claim 1, wherein a first mounting cavity is arranged in the grounding wire fixing seat, a locking plate connecting rod is fixed at the hinged end of the arc-shaped locking plate, the free end of the locking plate connecting rod extends into the first mounting cavity and is hinged with the driving transmission rod, a reset spring is fixedly connected between the locking plate connecting rod and the inner wall of the first mounting cavity, the free end of the driving transmission rod extends out of the grounding wire fixing seat, a locking rod is fixed at one end of the driving transmission rod extending out of the grounding wire fixing seat, and the locking rod is perpendicular to the driving transmission rod.
3. The insulated grounding device for the high-voltage distribution network according to claim 2, wherein the locking mechanism comprises two clamping claws for clamping the locking rod, the two clamping claws are slidably mounted at the end of the outer operating rod, the two clamping claws are symmetrically arranged relative to the locking rod and are matched with the locking rod, a guide sliding block is fixed at the bottom of each clamping claw, a second mounting cavity is formed in the bottom wall of the outer operating rod and the end of the inner operating rod together, a rotating seat is slidably mounted in the second mounting cavity, two guide sliding grooves matched with the guide sliding blocks are formed in the end surface of the rotating seat, and each guide sliding block is slidably mounted in the corresponding guide sliding groove.
4. The insulated grounding device for the high-voltage distribution network according to claim 3, wherein one end of the inner operating rod, which is far away from the clamping jaw, extends out of the outer operating rod, a baffle is fixed at one end of the inner operating rod, which extends out of the outer operating rod, a first fixing hole is formed in the baffle, two second fixing holes matched with the first fixing holes are formed in the end portion of the outer operating rod, and the first fixing holes are connected with the corresponding second fixing holes through a screw rod.
5. The high-voltage distribution network insulation grounding device as claimed in claim 3, wherein the locking plate driving mechanism comprises a driving lead screw rotatably mounted in the operating rod, one end of the driving lead screw extends out of one end of the operating rod far away from the second mounting cavity, a third mounting cavity communicated with the second mounting cavity is arranged inside the other end of the operating rod, one end of the driving lead screw extends into the third mounting cavity, a mounting seat is slidably mounted in the third mounting cavity, the mounting seat is fixed together with the rotating seat through a first connecting rod, the mounting seat is further fixedly connected with a sliding block through a plurality of second connecting rods, and the sliding block is threadedly mounted on the driving lead screw.
6. The insulated grounding device for the high-voltage distribution network according to claim 1, wherein a sliding groove is formed on the outer side wall of the operating inner rod, and an annular convex block which is slidably mounted in the sliding groove is formed on the inner wall of the operating inner rod.
7. The insulated grounding device for the high-voltage distribution network according to claim 1, wherein the outer operating rod and the inner operating rod are rod members made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120189837.0U CN213782287U (en) | 2021-01-22 | 2021-01-22 | High-voltage distribution network insulation earthing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120189837.0U CN213782287U (en) | 2021-01-22 | 2021-01-22 | High-voltage distribution network insulation earthing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213782287U true CN213782287U (en) | 2021-07-23 |
Family
ID=76901922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120189837.0U Expired - Fee Related CN213782287U (en) | 2021-01-22 | 2021-01-22 | High-voltage distribution network insulation earthing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213782287U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115064990A (en) * | 2022-05-09 | 2022-09-16 | 国网浙江省电力有限公司嘉兴供电公司 | Supporting device for insulating operating rod of high-voltage transmission line |
-
2021
- 2021-01-22 CN CN202120189837.0U patent/CN213782287U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115064990A (en) * | 2022-05-09 | 2022-09-16 | 国网浙江省电力有限公司嘉兴供电公司 | Supporting device for insulating operating rod of high-voltage transmission line |
| CN115064990B (en) * | 2022-05-09 | 2023-10-13 | 国网浙江省电力有限公司嘉兴供电公司 | Supporting device for high-voltage transmission line insulation operating rod |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210723 Termination date: 20220122 |