CN112467405A - High-voltage grounding wire device capable of preventing unhooking - Google Patents
High-voltage grounding wire device capable of preventing unhooking Download PDFInfo
- Publication number
- CN112467405A CN112467405A CN202011323354.1A CN202011323354A CN112467405A CN 112467405 A CN112467405 A CN 112467405A CN 202011323354 A CN202011323354 A CN 202011323354A CN 112467405 A CN112467405 A CN 112467405A
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- clamp
- shaped
- conductor end
- mousing
- cable
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- 239000004020 conductor Substances 0.000 claims abstract description 68
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000012212 insulator Substances 0.000 abstract description 18
- 229910052802 copper Inorganic materials 0.000 abstract description 3
- 239000010949 copper Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/6205—Two-part coupling devices held in engagement by a magnet
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/42—Clamping area to one side of screw only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
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- Electric Cable Installation (AREA)
Abstract
The invention relates to the field of high-voltage grounding, and discloses an anti-unhooking high-voltage grounding wire device, which comprises an insulating rod, a conductor end wire clamp, an anti-unhooking component and a grounding end wire clamp. The conductor end clamp sets up in the top of insulator spindle, for side direction open-ended U-shaped fastener, thereby the conductor end clamp drives the conductor end clamp through manual rotation insulator spindle and presss from both sides the cable tightly, and the mousing-hook subassembly sets up in the opening part of conductor end clamp, and the mousing-hook subassembly makes the cable get into from conductor end clamp open-ended upper half, the latter half is deviate from, and the ground connection end clamp passes through the copper line and is connected with the conductor end clamp. This high-voltage grounding wire device of mousing-hook makes through setting up the mousing-hook subassembly the cable is followed conductor end fastener open-ended first half gets into, the latter half is deviate from, presss from both sides tight back cable and lies in the first half of conductor end fastener and can not deviate from, can effectively guarantee that the cable does not deviate from the conductor end, has improved ground connection efficiency, has guaranteed ground connection safety.
Description
Technical Field
The invention relates to the field of high-voltage grounding, in particular to an anti-unhooking high-voltage grounding wire device.
Background
Most of the existing grounding wire devices mainly comprise a conductor end chuck, an insulating rod handle, a grounding copper wire, a grounding end chuck and the like, wherein the cable is easy to fall off from the conductor end chuck in the grounding process in the grounding mode, so that the grounding failure is caused, personal safety accidents are easy to cause, and the grounding wire devices are heavy, integrated with the conductor end chuck and difficult to operate.
Disclosure of Invention
The invention aims to provide a high-voltage grounding wire device with anti-unhooking function, which is easy to operate, prevents a cable from falling off and has high grounding efficiency.
In order to achieve the above object, the present invention provides a mousing high voltage earth wire device comprising:
an insulating rod;
the conductor end clamp is arranged at the top of the insulating rod and is a U-shaped clamp with a lateral opening, and the conductor end clamp drives the conductor end clamp to clamp the cable by manually rotating the insulating rod;
the anti-unhooking component is arranged at an opening of a conductor end clamp, and the anti-unhooking component enables the cable to enter from the upper half part and the lower half part of the opening of the conductor end clamp and be unhooked;
the grounding end clamp is the same as the conductor end clamp in structure and is connected with the conductor end clamp through a copper wire and used for grounding the cable.
Preferably, the conductor termination clip comprises:
the U-shaped bracket is transversely arranged at the top of the insulating rod;
the screw rod is in threaded connection with the bottom side of the U-shaped support, the top of the screw rod extends towards the U-shaped support, and the bottom of the screw rod extends downwards and is connected with the insulating rod;
the clamping plate is rotatably connected to one end, located inside the U-shaped support, of the screw rod, and one end of the clamping plate is vertically connected to the inner side of the U-shaped support in a sliding mode.
Preferably, the inner side of the U-shaped bracket is provided with a guide groove, and the side surface of the clamping plate is provided with a guide block matched with the guide groove.
Preferably, mousing-hook subassembly is including setting up in the first L shape splint of U-shaped support open end, setting up in the second L shape splint of U-shaped support under shed end, rotatable coupling in first pivot and the second pivot of first L shape splint and second L shape splint inboard and set up the connecting rod between first pivot and second pivot, all be provided with the spout that supplies the connecting rod to remove on first L shape splint and the second L shape splint, just the opening direction of first L shape splint is opposite with the opening direction of U-shaped support, the opening direction of second L shape splint is the same with the opening direction of U-shaped support.
Preferably, the opening part of first L shape splint and second L shape splint all is provided with two baffles symmetrically, the opening width of first L shape splint and second L shape splint all is greater than the diameter of first pivot and second pivot, two the shortest distance between the baffle equals the diameter of the pivot that corresponds.
Preferably, the inner side of the baffle is an inclined plane for guiding the first rotating shaft and the second rotating shaft to separate from the corresponding L-shaped clamping plates.
Preferably, the conductor terminal clamp is detachably connected with the insulating rod.
Preferably, the bottom of conductor end clamp is provided with the spliced pole, the top of spliced pole is radius frustum shape, the side symmetry of spliced pole is provided with two archs, the top of insulator spindle is provided with connecting sleeve, connecting sleeve's top be provided with radius platform assorted loudspeaker form opening, connecting sleeve's side be provided with two protruding assorted sliding tray, conductor end clamp is pegged graft through spliced pole and connecting sleeve and is connected with the insulator spindle.
Preferably, the connecting sleeve is made of magnetic metal and is connected with the connecting column through magnetic attraction.
Preferably, the bottom of the insulating rod is provided with an insulating handle.
Through the technical scheme, the invention discloses the anti-unhooking high-voltage grounding wire device, the cable enters from the upper half part and is separated from the lower half part of the opening of the conductor end wire clamp through the anti-unhooking component, the clamped cable is positioned at the upper half part of the conductor end wire clamp and cannot be separated, the cable can be effectively prevented from being separated from the conductor end, the grounding efficiency is improved, and the grounding safety is ensured.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 shows a schematic structural view of a mousing high voltage earth wire device according to an embodiment of the present invention;
FIG. 2 shows an enlarged schematic view at A of FIG. 1 of the present invention;
FIG. 3 shows an enlarged schematic view at B of FIG. 1 of the present invention;
fig. 4 shows an enlarged schematic view at C in fig. 1 of the present invention.
In the figure:
1. insulating rod 2 and conductor end clamp
21. U-shaped bracket 211 and guide groove
22. Screw rod 23, clamp plate
231. Guide block 3 and mousing-hook component
31. A first L-shaped clamping plate 32 and a second L-shaped clamping plate
33. A first rotating shaft 34 and a second rotating shaft
35. Connecting rod 36, chute
37. Baffle 4, earthing terminal fastener
5. Connecting post 6 and bulge
7. Connecting sleeve 8, sliding groove
9. Handle 10 and clamping groove
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Referring to fig. 1, the present embodiment discloses an anti-unhooking high-voltage grounding wire device, which includes an insulating rod 1, a conductor terminal clamp 2, an anti-unhooking assembly 3, and a grounding terminal clamp 4. Conductor end clamp 2 sets up in the top of insulator spindle 1, for side direction open-ended U-shaped fastener, thereby conductor end clamp 2 drives conductor end clamp 2 through manual rotation insulator spindle 1 and presss from both sides the cable tightly, mousing-hook subassembly 3 sets up in the opening part of conductor end clamp 2, mousing-hook subassembly 3 makes the cable get into from conductor end clamp 2 open-ended first half, the latter half is deviate from, earthing terminal clamp 4 is the same with conductor end clamp 2 structure, earthing terminal clamp 4 is connected with conductor end clamp 2 through the copper line, be used for with cable ground.
During specific operation, at first put through grounding terminal clamp 4 and conductor terminal clamp 2 through the copper line, in this embodiment, conductor terminal clamp 2 is for opening towards the left side, then move conductor terminal clamp 2 to the cable department of treating ground connection through insulator spindle 1, then move left and make the cable and mousing-hook subassembly 3 contact and drive its first half and move right, conductor terminal clamp 2 upper left side gets into inside conductor terminal clamp 2, move right after getting into and make the cable drive mousing-hook subassembly 3 reset, then rotate insulator spindle 1 and make conductor terminal clamp 2 press from both sides tight cable, accomplish the ground connection operation promptly.
Specifically, insulator spindle 1 comprises insulating material, specifically still can be retractable insulator spindle, the ground connection of adaptation not co-altitude cable that like this can be better, in addition, the bottom of insulator spindle 1 still is provided with the insulating handle 9 of being made by insulating material, makes things convenient for the staff to hold whole device and grounds, and it is more convenient to operate.
Referring to fig. 1, the conductor terminal clamp 2 may include a U-shaped bracket 21, a screw 22, and a clamp plate 23. The U-shaped support 21 is transversely arranged at the top of the insulating rod 1, the screw rod 22 is in threaded connection with the bottom side of the U-shaped support 22, the top of the U-shaped support extends towards the U-shaped support 22, the bottom of the U-shaped support extends downwards and is connected with the insulating rod 1, the clamping plate 23 is rotatably connected to one end, located inside the U-shaped support 21, of the screw rod 22, and one end of the clamping plate 23 is connected to the inner side of the U-shaped support 21 in a vertical sliding mode. After the cable gets into conductor end clamp 2 inside, clockwise rotation insulator spindle 1, insulator spindle 1 drives screw rod 22 and rotates, and screw rod 22 drives clamp plate 23 rebound to press from both sides tight cable, when loosening, anticlockwise rotation insulator spindle 1, then with the cable follow the latter half of U-shaped support 21 take out can. In addition, in order to better clamp the cable, the top of the clamping plate 23 and the inner side of the U-shaped bracket 21 opposite to the top of the clamping plate 23 are provided with clamping grooves 10 matched with the cable. Referring to fig. 2, a guide groove 211 is formed in the inner side of the U-shaped bracket 21, and a guide block 231 matched with the guide groove 211 is formed in the side surface of the clamping plate 23 to guide the clamping plate 23 to move up and down, so that the movement is more stable.
Referring to fig. 1 and 3, the anti-disengagement assembly 3 includes a first L-shaped clamp plate 31 disposed at an upper opening end of the U-shaped bracket 21, a second L-shaped clamp plate 32 disposed at a lower opening end of the U-shaped bracket 21, a first rotating shaft 33 and a second rotating shaft 34 rotatably connected to inner sides of the first L-shaped clamp plate 31 and the second L-shaped clamp plate 32, and a connecting rod 35 disposed between the first rotating shaft 33 and the second rotating shaft 34, wherein the first L-shaped clamp plate 31 and the second L-shaped clamp plate 32 are both provided with a sliding slot 36 for moving the connecting rod 35, an opening direction of the first L-shaped clamp plate 31 is opposite to an opening direction of the U-shaped bracket 21, and an opening direction of the second L-shaped clamp plate 32 is the same as the opening direction of the U-shaped bracket 21.
In an initial state, the connecting rod 35 is in a vertical state, when the cable clamping device works, a cable firstly enters from the upper half part of the connecting rod 35, the second rotating shaft 34 is a rotating shaft of the connecting rod 35 in the entering process, the cable drives the connecting rod 35 to rotate axially by taking the second rotating shaft 34 as an axial direction, and after entering the U-shaped support 21, the U-shaped support 21 is moved rightwards, so that the cable drives the connecting rod 35 to reset, namely the first rotating shaft 33 enters the first L-shaped clamping plate 21, then the U-shaped support 21 is hung on the cable, and the cable is clamped by the clamping plate 23; when the cable is taken out, the cable is firstly loosened, the cable cannot go out from the upper half part of the conductor end clamp 2 and only goes out from the lower half part of the conductor end clamp due to the action of the first L-shaped clamping plate 31, the U-shaped support 21 moves rightwards in the process of going out, the cable is in contact with the lower half part of the connecting rod 35, the connecting rod 35 is driven to rotate outwards by taking the first rotating shaft 33 as the axial direction, an opening is formed in the rotating process, and the cable can go out from the opening.
Preferably, two baffles 37 are symmetrically arranged at the opening of each of the first L-shaped clamping plate 31 and the second L-shaped clamping plate 32, the width of the opening of each of the first L-shaped clamping plate 31 and the second L-shaped clamping plate 32 is greater than the diameter of each of the first rotating shaft 33 and the second rotating shaft 34, and the shortest distance between the two baffles 37 is equal to the diameter of the corresponding rotating shaft. The side which is relatively static is prevented from being separated from the corresponding L-shaped clamp plate in the movement process, and the stability of the anti-unhooking component 3 is ensured. The inner side of the baffle 37 is a slope for guiding the first rotating shaft 33 and the second rotating shaft 34 to separate from the corresponding L-shaped clamping plates, so as to facilitate the rotation of the connecting rod 35.
Can dismantle between conductor end clamp 2 and the insulator spindle 1 and be connected for behind the tight cable of clamp, can make insulator spindle 1 break away from with conductor end clamp 2, alleviateed holistic weight, make insulator spindle 1 can be connected with another conductor end clamp 2, carry out the ground connection action of another cable, improve wiring efficiency.
Referring to fig. 1 and 4, the bottom of the conductor end clip 2 is provided with a connecting column 5, the top of the connecting column 5 is in an inverted circular truncated cone shape, the side of the connecting column 5 is symmetrically provided with two bulges 6, the top of the insulating rod 1 is provided with a connecting sleeve 7, the top of the connecting sleeve 7 is provided with a horn-shaped opening matched with the inverted circular truncated cone, the side of the connecting sleeve 7 is provided with sliding grooves 8 matched with the two bulges 6, and the conductor end clip 2 is connected with the insulating rod 1 by the connecting column 5 and the connecting sleeve 7 in an inserting manner. Connecting sleeve 7 is made for magnetic metal, and with the spliced pole 5 between be connected through magnetism, magnetism is inhaled not only stably, convenient and fast moreover, when dismantling, only needs to pull down conductor end fastener 2, just can make insulator spindle 1 break away from with conductor end fastener 2.
Through the technical scheme, the invention discloses the anti-unhooking high-voltage grounding wire device, the cable enters from the upper half part and is separated from the lower half part of the opening of the conductor end wire clamp through the anti-unhooking component, the cable is positioned at the upper half part of the conductor end wire clamp and cannot be separated after being clamped, the cable can be effectively prevented from being separated from the conductor end, the grounding efficiency is improved, and the grounding safety is ensured.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. An anti-unhooking high voltage earth connection, comprising:
an insulating rod (1);
the cable connector comprises a conductor end wire clamp (2), wherein the conductor end wire clamp (2) is arranged at the top of an insulating rod (1) and is a U-shaped wire clamp with a lateral opening, and the conductor end wire clamp (2) drives the conductor end wire clamp (2) to clamp a cable by manually rotating the insulating rod (1);
the anti-drop hook component (3) is arranged at an opening of the conductor end clamp (2), and the anti-drop hook component (3) enables the cable to enter from the upper half part and the lower half part of the opening of the conductor end clamp (2) and be dropped out;
the grounding end clamp (4) is the same as the conductor end clamp (2) in structure, and the grounding end clamp (4) is connected with the conductor end clamp (2) through a copper wire and used for grounding the cable.
2. Mousing high-voltage earth connection according to claim 1, characterized in that the conductor end clamp (2) comprises:
the U-shaped bracket (21), the U-shaped bracket (21) is transversely arranged at the top of the insulating rod (1);
the screw rod (22), the bottom side screw thread connection of said screw rod (22) and U-shaped support (22), its top extends to the U-shaped support (22), its bottom extends and connects with insulating rod (1) downward;
the clamping plate (23) is rotatably connected to one end, located inside the U-shaped support (21), of the screw rod (22), and one end of the clamping plate (23) is vertically connected to the inner side of the U-shaped support (21) in a sliding mode.
3. Mousing high-voltage grounding device according to claim 2, characterized in that the inside of the U-shaped bracket (21) is provided with a guide groove (211) and the side of the clamp (23) is provided with a guide block (231) matching the guide groove (211).
4. The mousing-hook high-voltage ground wire device according to claim 2, characterized in that the mousing-hook assembly (3) comprises a first L-shaped clamp plate (31) arranged at the upper open end of the U-shaped bracket (21), a second L-shaped clamp plate (32) arranged at the lower open end of the U-shaped bracket (21), a first rotating shaft (33) and a second rotating shaft (34) rotatably connected to the inner sides of the first L-shaped clamp plate (31) and the second L-shaped clamp plate (32), and a connecting rod (35) arranged between the first rotating shaft (33) and the second rotating shaft (34), the first L-shaped splint (31) and the second L-shaped splint (32) are both provided with a sliding groove (36) for the connecting rod (35) to move, and the opening direction of the first L-shaped clamp plate (31) is opposite to the opening direction of the U-shaped bracket (21), the opening direction of the second L-shaped clamping plate (32) is the same as that of the U-shaped bracket (21).
5. The mousing-hook high-voltage grounding wire device according to claim 4, characterized in that two baffles (37) are symmetrically arranged at the opening of each of the first L-shaped clamping plate (31) and the second L-shaped clamping plate (32), the opening width of each of the first L-shaped clamping plate (31) and the second L-shaped clamping plate (32) is larger than the diameter of the first rotating shaft (33) and the second rotating shaft (34), and the shortest distance between the two baffles (37) is equal to the diameter of the corresponding rotating shaft.
6. Mousing high-voltage earth connection according to claim 5, characterized in that the inside of the flap (37) is a ramp guiding the first (33) and second (34) shafts out of the corresponding L-shaped jaws.
7. Mousing high-voltage earth connection according to any one of claims 1-6, characterized in that the conductor end clamp (2) is detachably connected to the insulating rod (1).
8. The mousing-hook high-voltage grounding wire device according to claim 7, characterized in that the bottom of the conductor end clamp (2) is provided with a connecting column (5), the top of the connecting column (5) is in an inverted circular truncated cone shape, the side of the connecting column (5) is symmetrically provided with two protrusions (6), the top of the insulating rod (1) is provided with a connecting sleeve (7), the top of the connecting sleeve (7) is provided with a trumpet-shaped opening matched with the inverted circular truncated cone, the side of the connecting sleeve (7) is provided with a sliding groove (8) matched with the two protrusions (6), and the conductor end clamp (2) is connected with the insulating rod (1) through the connecting column (5) and the connecting sleeve (7) in an inserting manner.
9. Unhooking-proof high-voltage grounding wire device according to claim 8, characterized in that the connecting sleeve (7) is made of magnetic metal and is connected with the connecting column (5) through magnetic attraction.
10. Unhooking-proof high-voltage ground connection according to claim 1, characterized in that the bottom of the insulating rod (1) is provided with an insulating grip (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011323354.1A CN112467405B (en) | 2020-11-23 | 2020-11-23 | High-voltage grounding wire device capable of preventing unhooking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011323354.1A CN112467405B (en) | 2020-11-23 | 2020-11-23 | High-voltage grounding wire device capable of preventing unhooking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112467405A true CN112467405A (en) | 2021-03-09 |
| CN112467405B CN112467405B (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011323354.1A Active CN112467405B (en) | 2020-11-23 | 2020-11-23 | High-voltage grounding wire device capable of preventing unhooking |
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| Country | Link |
|---|---|
| CN (1) | CN112467405B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113889783A (en) * | 2021-08-25 | 2022-01-04 | 国网安徽省电力有限公司检修分公司 | High-voltage grounding device |
| CN114744442A (en) * | 2022-04-28 | 2022-07-12 | 国网河南省电力公司平顶山供电公司 | Quick access device of 0.4kV low pressure uninterrupted power operation cable |
| CN115513738A (en) * | 2022-11-22 | 2022-12-23 | 衡水汇亚石油机械有限公司 | Aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable |
| CN115528452A (en) * | 2022-08-30 | 2022-12-27 | 广东诚誉工程咨询监理有限公司 | Grounding wire with function of preventing misoperation during disassembly and assembly and use method |
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| EP3462545A1 (en) * | 2017-10-02 | 2019-04-03 | Panduit Corp | Grounding clamps and torque-controlled fasteners |
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| EP3379653A1 (en) * | 2017-03-21 | 2018-09-26 | Dubuis et Cie | Contact head for short circuiting a catenary and method of use |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113889783A (en) * | 2021-08-25 | 2022-01-04 | 国网安徽省电力有限公司检修分公司 | High-voltage grounding device |
| CN114744442A (en) * | 2022-04-28 | 2022-07-12 | 国网河南省电力公司平顶山供电公司 | Quick access device of 0.4kV low pressure uninterrupted power operation cable |
| CN114744442B (en) * | 2022-04-28 | 2024-03-29 | 国网河南省电力公司平顶山供电公司 | 0.4kV low-voltage uninterrupted operation cable quick access device |
| CN115528452A (en) * | 2022-08-30 | 2022-12-27 | 广东诚誉工程咨询监理有限公司 | Grounding wire with function of preventing misoperation during disassembly and assembly and use method |
| CN115528452B (en) * | 2022-08-30 | 2023-10-24 | 广东诚誉工程咨询监理有限公司 | Grounding wire with function of preventing misoperation during disassembly and assembly and use method |
| CN115513738A (en) * | 2022-11-22 | 2022-12-23 | 衡水汇亚石油机械有限公司 | Aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable |
| CN115513738B (en) * | 2022-11-22 | 2023-03-07 | 衡水汇亚石油机械有限公司 | Aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable |
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| CN112467405B (en) | 2022-03-22 |
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Address after: No. 397, Tongcheng South Road, Baohe District, Hefei City, Anhui Province 230061 Patentee after: Super high voltage branch of State Grid Anhui Electric Power Co.,Ltd. Patentee after: STATE GRID CORPORATION OF CHINA Address before: No.8, jincui Road, Shuangfeng Industrial Park, Fuyang North Road, Changfeng County, Hefei City, Anhui Province Patentee before: STATE GRID ANHUI POWER SUPPLY COMPANY OVERHAUL BRANCH Patentee before: STATE GRID CORPORATION OF CHINA |
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