CN114268048B - Electrified wire-mounting tool set for operating rod of hericium erinaceus clamp and application method of electrified wire-mounting tool set - Google Patents
Electrified wire-mounting tool set for operating rod of hericium erinaceus clamp and application method of electrified wire-mounting tool set Download PDFInfo
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- CN114268048B CN114268048B CN202111597472.6A CN202111597472A CN114268048B CN 114268048 B CN114268048 B CN 114268048B CN 202111597472 A CN202111597472 A CN 202111597472A CN 114268048 B CN114268048 B CN 114268048B
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Abstract
The invention discloses a hericium erinaceus clamp operating rod live wire installation tool and an application method thereof, wherein the tool comprises an insulating operating rod device and an installation tool; the insulating operation rod device comprises an insulating rod and a driving device arranged on the insulating rod, an output structure of the driving device is a rotating rod, and a connector is fixedly extended out of the upper end of an inner cavity of the insulating rod from the rotating rod; the installation tool comprises a lifting loop bar, a hook ring seat, a jackscrew fastening sleeve and a connecting sleeve; the shackle seat is connected to the upper end of the lifting sleeve rod through a seat body, an axial ejector pin is fixed on the side wall of the seat body, a jackscrew fastening sleeve is concentrically sleeved outside the lifting sleeve rod, an axial limiting groove which is in cross arrangement is arranged at the upper end, and an axial guide groove matched with the axial ejector pin is arranged below one axial limiting groove; the upper end of the connecting sleeve is rotatably connected with the lower end of the jackscrew fastening sleeve; when the insulating operating rod device is assembled with the installation tool, the connector is inserted into the connecting sleeve and is radially bolted, and the upper end of the rotating rod is inserted into the lifting sleeve rod and is radially bolted.
Description
Technical Field
The invention belongs to the field of power transmission line maintenance, and particularly relates to a hericium erinaceus clamp operating rod live wire installation tool set and an application method thereof.
Background
With the continuous development of economic construction in China, the urban construction puts forward stricter requirements on uninterrupted electric energy and voltage fluctuation, and even if maintenance is performed on distribution line equipment, the distribution line equipment gradually develops towards the continuous power-off direction, and live working overhaul and maintenance work are adopted as much as possible, so that power failure overhaul is replaced, and the power supply reliability is improved. In live working, the wire needs to be lapped, and the wire clamp mounting tool is operated without power failure, so that the operation is safer and more reliable.
Currently, an insulating glove operation method and an insulating rod operation method are generally used. The insulating glove operation method needs short-distance direct operation of constructors, the glove is easy to clamp in an online clamp in the operation process, time and labor are wasted, the use is inconvenient, and the electrified short-distance direct operation has great potential safety hazard; the insulating rod operation method has inconvenient construction, only can install one wire clamp at a time, has low relative efficiency, is long in operation time of operators, is easy to fatigue, and has potential safety hazard.
Disclosure of Invention
The invention aims to provide a charged lead-loading tool set for a hericium erinaceus clamp operating rod, which is safe and efficient to operate, and an application method thereof.
The invention provides a charged lead-mounting tool set for a hericium erinaceus clamp operating rod, which mainly comprises an insulating operating rod device and an installing tool; the insulating operation rod device comprises an insulating rod and a driving device arranged on the insulating rod, an output structure of the driving device is a rotating rod, the rotating rod extends out of the upper end of an inner cavity of the insulating rod, and a connector is fixed at the upper end of the insulating rod; the installation tool comprises a lifting loop bar, a hook ring seat, a jackscrew fastening sleeve and a connecting sleeve; the shackle seat is connected to the upper end of the lifting sleeve rod through a seat body, an axial ejector pin is fixed on the side wall of the seat body, a jackscrew fastening sleeve is concentrically sleeved outside the lifting sleeve rod, an axial limiting groove which is in cross arrangement is arranged at the upper end of the shackle seat, and an axial guide groove matched with the axial ejector pin is arranged below one axial limiting groove; the upper end of the connecting sleeve is rotatably connected with the lower end of the jackscrew fastening sleeve; when the insulating operating rod device is assembled with the installation tool, the connector is inserted into the connecting sleeve and is radially bolted, and the upper end of the rotating rod is inserted into the lifting sleeve rod and is radially bolted.
In one embodiment of the above tool, the insulating rod comprises an upper rod and a lower rod which are connected with each other, the rotating rod passes through the upper rod, the connector is fixed at the upper end of the upper rod, and a radial bolt is arranged at the top of the outer wall of the connector.
In one embodiment of the above tool, the driving device includes a worm gear mechanism and the rotating rod, the worm gear is vertically fixed at the lower end of the rotating rod, the lower end of the upper rod is connected with a housing for covering the worm gear, and the upper end of the lower rod is connected and fixed with the housing through a connecting plate.
In one embodiment of the above tool, the outer end of the worm is connected to a crank after passing through the housing.
In one embodiment of the tool, an axial connecting groove is formed in the lower end portion of the connecting sleeve, and the radial bolt of the side wall of the connector is located in the axial connecting groove.
In one embodiment of the above tool, the lifting sleeve rod is a hollow rod, a spiral groove is formed in the side wall of the lifting sleeve rod, and the radial bolt rod at the upper end of the rotating rod is inserted into the spiral groove.
In one embodiment of the tool, a locking assembly is secured to the lower end section of the jack screw tightening sleeve to prevent the jack screw tightening sleeve from reversing.
In one embodiment of the above tool, the locking assembly includes a gear, a mounting seat, an elastic pin and a pawl, the gear is fixed on the lower end section of the jackscrew fastening sleeve, the mounting seat is fixed on the connecting sleeve, the elastic pin includes a pin and a spring connected with the lower end, the upper end of the pin is inserted into a mounting hole corresponding to the axial guide slot on the gear wheel body, the spring is embedded in the mounting seat, and the pawl is rotatably mounted on the mounting seat and meshed with the gear.
The method for installing the drainage wire in an electrified mode by using the tool set provided by the invention comprises the following steps of:
(1) The initial state of the tool set is that a radial bolt rod at the upper end of a driving device rotating rod of an insulating operating rod device is positioned at the lowest position of a spiral groove on the side wall of a lifting sleeve rod of an installation tool, a shackle of a shackle seat at the upper end of the lifting sleeve rod extends out of a jackscrew fastening sleeve, the axial jacking pin position on a shackle seat body is aligned with the axial guide groove position on the jackscrew fastening sleeve, and the shackle is clamped into an axial limiting groove opposite to the axial guide groove;
(2) Fixing the drainage wire on the hericium erinaceus clamp, and hanging a connecting ring at the lower end of the movable screw rod of the hericium erinaceus clamp with a shackle of the shackle seat;
(3) An operator hangs the hericium erinaceus wire with the drainage wire to the installation position of the drainage wire on the main guide wire through the insulating rod;
(4) The driving device works to enable the rotating rod to rotate positively, the radial bolt rod at the upper end of the rotating rod enables the lifting sleeve rod to descend while rotating, and meanwhile, the axial jacking pin at the side wall of the shackle seat body is inserted into the axial guide groove of the jackscrew fastening sleeve until the lower end of the axial jacking pin is inserted into the mounting hole on the gear wheel body to jack out the pin, and the jackscrew fastening sleeve starts to rotate positively;
(5) The rotating rod continues to rotate forward, the jackscrew fastening sleeve continues to rotate forward, the movable screw rod rotates reversely and rises until the chuck at the upper end of the movable screw rod jacks up the main lead;
(6) The rotating rod continues to rotate forwards, so that torque test is performed, and the clamping degree of the hericium erinaceus clamp on the main wire is ensured;
(7) The driving device works reversely to enable the rotating rod to rotate reversely, at the moment, the jackscrew fastening sleeve is limited by the pawl of the locking assembly and cannot rotate, the lifting sleeve rod rotates reversely and ascends simultaneously, the shackle seat ascends until the shackle extends out of the jackscrew fastening sleeve to spring out to loosen the movable screw rod, at the moment, the shackle is clamped into the axial limiting groove at the opposite side of the axial guide groove to return to an initial state, so that the installation tool is separated from the hericium erinaceus wire clamp, and the drainage wire is installed on the main guide wire through the hericium erinaceus wire clamp;
(7) After the operator checks the installation quality, the drainage wire is completely installed after being electrified;
(8) When the hericium erinaceus clamp is recovered after the drainage wire is used, a hook ring at the upper end of the tool set is hooked on a connecting ring at the lower end of the movable screw rod, then the movable screw rod is enabled to loosen the main wire through rotation of the rotating rod, and finally the hericium erinaceus clamp is taken down and recovered with the drainage wire.
The insulating operation rod device with the driving function is formed by integrating the driving device on the insulating rod, and the insulating operation rod device is detachably connected with the installation tool, so that the insulating operation rod device is convenient to carry and use after being assembled on site. Through the forward rotation of drive arrangement's dwang, the lift loop bar of accessible mounting tool drives the movable lead screw that makes the monkey head wire clamp down motion, the body of hanging of being convenient for the monkey head wire clamp hangs on the leading wire, through the continuous forward rotation of dwang drive jackscrew fastening sleeve forward rotation through the axial nail round pin, lift loop bar can not down motion any more this moment, so can make movable lead screw up motion and the body of hanging of monkey head wire clamp the main conductor simultaneously, guarantee the stability of monkey head wire clamp, thereby guarantee the drainage effect of drainage wire on the monkey head wire clamp. When the rotating rod reversely rotates, the reversing of the jackscrew fastening sleeve is limited by the locking assembly, so that the lifting sleeve rod can move upwards, the shackle seat at the upper end of the lifting sleeve rod moves upwards, the movable screw rod is loosened when the shackle of the shackle seat extends out of the upper end of the jackscrew fastening sleeve and loses constraint and bounces, the installation tool is separated from the hericium erinaceus wire clamp, and the drainage wire is installed well. In the whole process, only an operator holds the insulating rod on the ground to operate, and the installation is efficient. When the drainage wire is used, and the hericium erinaceus clamp is recovered, the hook ring of the tool hooks the connecting ring at the lower end of the movable screw rod of the hericium erinaceus clamp, and the hericium erinaceus clamp can be easily taken down and recovered from the main wire by referring to the reverse operation in the process.
Drawings
Fig. 1 is a schematic diagram of an axial structure according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of an assembly structure of the shackle seat, the lifter sleeve, and the driving device in this embodiment.
Fig. 3 is an enlarged schematic view of a portion a in fig. 1.
Fig. 4 is a schematic structural view of the installation tool in the present embodiment.
Fig. 5 is a schematic view of the structure of fig. 4 with the jack screw securing sleeve removed.
Detailed Description
As can be seen in connection with fig. 1 to 5, the hericium erinaceus clamp operating lever live wire installation tool disclosed in the present embodiment comprises an insulating operating lever device 1 and an installation tool 2.
The insulating operation lever device 1 includes an insulating lever and a driving device.
The insulating rod comprises an upper rod 11 and a lower rod 12, the upper end of the upper rod 11 is provided with a connector 13 for connecting the installation tool 2, and the upper end of the lower rod is provided with a connecting plate for connecting the upper rod 11. The top of the connector is provided with a pair of radial bolts positioned on the same diameter surface.
The driving device comprises a worm and gear mechanism 14, a crank 15 and a rotating rod 16.
The worm wheel is fixed at the lower end of the rotating rod, the worm is meshed with one side of the worm wheel, and the outer end of the wheel shaft of the worm wheel is connected with the crank 14.
A pair of radial bolts located on the same diameter surface are symmetrically connected to the upper end of the rotating rod 16. For portability, the present embodiment designs the rotating lever with a multi-section assembled structure.
When the drive means are assembled with the insulating rod, the rotating rod 15 passes through the upper rod 11.
The lower end of the upper rod 11 is provided with a housing which is used for coating the worm gear mechanism 13, and the axle of the worm gear passes through the housing and is connected with a crank.
The connecting plate at the upper end of the lower rod 12 is detachably connected with the housing.
The installation tool 2 comprises a lifting loop bar, a hook ring seat, an axial jacking pin, a jackscrew fastening sleeve, a connecting sleeve and a locking assembly.
The lifting sleeve rod 21 is a hollow rod, and the side wall of the lifting sleeve rod is provided with double-head spiral grooves.
The shackle seat 22 comprises a seat body and a shackle with an articulated upper end, and an axial ejector pin 23 is fixed on the seat body.
The upper end of the jackscrew fastening sleeve 24 is provided with axial limiting grooves which are arranged in a cross shape, and an axial guide groove matched with the axial jackpin 23 is arranged below one of the axial limiting grooves.
The bottom of the connecting sleeve 25 is provided with an axial groove for connecting the connector 13 at the upper end of the insulating rod.
The locking assembly includes a gear 26, a mount 27, a resilient pin 28 and a pawl 29.
The elastic pin 28 comprises a pin and a compression spring with the lower end connected, the pin is inserted into a mounting hole on the gear body of the gear 26 in a clearance fit manner, and the pawl 29 is rotatably fixed on the mounting seat 27 and can be meshed with the gear 26 to enable the gear to be reversely limited.
When the installation tool is assembled, the shackle seat 22 is fixed at the upper end of the lifting rod sleeve 21, the jackscrew fastening sleeve 24 is coaxially sleeved outside the lifting rod sleeve 21, the connecting sleeve 25 is coaxially arranged at the lower end of the jackscrew fastening sleeve 24, the two are connected through the ball bearing, and the lifting rod sleeve 21 passes through the inner ring of the ball bearing. The shackle seat 22 is movable up and down in a jackscrew tightening sleeve 24.
The gear 26 is fixed at the bottom of the jackscrew fastening sleeve 24, the mounting seat 27 is fixed at the top of the connecting sleeve 25, and the compression spring is embedded into the embedded hole on the mounting seat in a clearance fit.
When the gear 26 is fixed, note that the location of the pin mounting hole thereon is aligned with the location of the axial guide slot on the jack screw securing sleeve.
When the insulating rod device is assembled with the installation tool, the rotating rod 15 is inserted into the lifting rod sleeve 21, and radial bolts at the upper end of the rotating rod are respectively inserted into spiral grooves on the side wall of the lifting rod. The connector 13 of insulator spindle upper end inserts in the axial groove of connecting sleeve 25 bottom, carries out circumference spacing through the radial bolt pole on the connector.
The specific process of the live wire installation operation by using the tool set in this embodiment is as follows:
(1) After the insulating operating rod device is assembled with the mounting tool, the initial state of the tool set is that radial bolts at the upper end of the rotating rod are respectively inserted into the bottoms of spiral grooves on the side walls of the lifting sleeve rod, the lifting rod is positioned at the highest position, the positions of axial pin pins on the shackle seat are aligned with the positions of bearing guide grooves on the jackscrew fastening sleeve, and shackles of the shackle seat are clamped into axial limit grooves opposite to the axial guide grooves;
(2) Fixing the drainage wire on the hericium erinaceus clamp, and hanging a connecting ring at the lower end of the movable screw rod of the hericium erinaceus clamp with a shackle of the shackle seat;
(3) An operator hangs the hericium erinaceus wire with the drainage wire to the installation position of the drainage wire on the main guide wire through the insulating rod;
(4) The crank is rotated, the rotating rod is rotated forwards through the worm and gear mechanism, the radial bolt rod at the upper end of the rotating rod enables the lifting sleeve rod to descend along with the forward rotation, and meanwhile, the axial jacking pin of the side wall of the shackle seat body is inserted into the axial guide groove of the jackscrew fastening sleeve until the lower end of the axial jacking pin is inserted into the pin mounting hole on the gear wheel body to push out the pin, and the jackscrew fastening sleeve starts to rotate forwards. At this time, the radial bolt rod at the upper end of the rotating rod is positioned at the top of the spiral groove on the side wall of the lifting rod sleeve;
(5) The crank is continuously rotated, so that the rotating rod continuously rotates forwards, the jackscrew fastening sleeve is driven by the axial nail pin to continuously rotate forwards, and the movable screw rod reversely rotates and ascends until the chuck at the upper end of the movable screw rod tightly pushes the main lead due to the fixed axial position of the jackscrew fastening sleeve;
(6) The crank is continuously rotated, so that the rotating rod continuously rotates forwards, torque test is carried out, and the clamping degree of the hericium erinaceus clamp on the main wire is ensured;
(7) The crank is reversely rotated, so that the rotating rod reversely rotates, the jackscrew fastening sleeve is limited by the pawl of the locking assembly and cannot rotate, the lifting sleeve rod reversely rotates and ascends, the shackle seat ascends until the shackle extends out of the jackscrew fastening sleeve to open and loosen the movable screw rod, and at the moment, the shackle is clamped into the axial limiting groove at the opposite side of the axial guide groove at the upper end of the jackscrew fastening sleeve to return to an initial state. So far, the installation tool is separated from the hericium erinaceus clamp, and the drainage wire is installed on the main guide wire through the hericium erinaceus clamp;
(7) After the operator checks the installation quality, the drainage wire is completely installed after being electrified;
(8) When the hericium erinaceus clamp is recovered after the drainage wire is used, the hook ring is hooked on the connecting ring at the lower end of the movable screw rod, then the movable screw rod is enabled to loosen the main wire through rotation of the rotating rod, and finally the hericium erinaceus clamp is taken down and recovered with the drainage wire.
Claims (5)
1. The utility model provides a hericium erinaceus clamp action bars live wire dress lead wire kit which characterized in that: it mainly comprises an insulating operating rod device and an installation tool;
the insulating operation rod device comprises an insulating rod and a driving device arranged on the insulating rod, an output structure of the driving device is a rotating rod, the rotating rod extends out of the upper end of an inner cavity of the insulating rod, and a connector is fixed at the upper end of the insulating rod; the insulating rod comprises an upper rod and a lower rod which are connected with each other, the rotating rod passes through the upper rod, the connector is fixed at the upper end of the upper rod, and the top of the outer wall of the connector is provided with a radial bolt;
the installation tool comprises a lifting loop bar, a hook ring seat, a jackscrew fastening sleeve and a connecting sleeve;
the lifting sleeve rod is a hollow rod, the side wall of the lifting sleeve rod is provided with a spiral groove, and a radial bolt rod at the upper end of the rotating rod is inserted into the spiral groove;
the shackle seat is connected to the upper end of the lifting sleeve rod through a seat body, an axial ejector pin is fixed on the side wall of the seat body, a jackscrew fastening sleeve is concentrically sleeved outside the lifting sleeve rod, an axial limiting groove which is in cross arrangement is arranged at the upper end of the shackle seat, and an axial guide groove matched with the axial ejector pin is arranged below one axial limiting groove;
the upper end of the connecting sleeve is rotatably connected with the lower end of the jackscrew fastening sleeve, and a locking assembly for preventing the jackscrew fastening sleeve from reversing is fixed at the lower end section of the jackscrew fastening sleeve;
the locking assembly comprises a gear, a mounting seat, an elastic pin and a pawl, wherein the gear is fixed on the lower end section of the jackscrew fastening sleeve, the mounting seat is fixed on the connecting sleeve, the elastic pin comprises a pin and a spring with the lower end connected, the upper end of the pin is inserted into a mounting hole corresponding to the axial guide groove on the gear body, the spring is embedded in the mounting seat, and the pawl is rotatably mounted on the mounting seat and meshed with the gear to enable the gear to be reversely limited;
when the insulating operating rod device is assembled with the installation tool, the connector is inserted into the connecting sleeve and is radially bolted, and the upper end of the rotating rod is inserted into the lifting sleeve rod and is radially bolted.
2. The hericium erinaceus clamp operating lever live wire installation kit of claim 1, wherein: the driving device comprises a worm gear mechanism and a rotating rod, the worm gear is vertically fixed at the lower end of the rotating rod, the lower end of the upper rod is connected with a housing for covering the worm gear, and the upper end of the lower rod is connected and fixed with the housing through a connecting plate.
3. The hericium erinaceus clamp operating lever live wire installation kit of claim 2, wherein: the outer end of the worm penetrates through the housing and then is connected with the crank.
4. The hericium erinaceus clamp operating lever live wire installation kit of claim 1, wherein: the lower end part of the connecting sleeve is provided with an axial connecting groove, and the radial bolt of the side wall of the connector is positioned in the axial connecting groove.
5. A method of live mounting a lead using the kit of claim 1, comprising the steps of:
(1) The initial state of the tool set is that a radial bolt rod at the upper end of a driving device rotating rod of an insulating operating rod device is positioned at the lowest position of a spiral groove on the side wall of a lifting sleeve rod of an installation tool, a shackle of a shackle seat at the upper end of the lifting sleeve rod extends out of a jackscrew fastening sleeve, the axial jacking pin position on a shackle seat body is aligned with the axial guide groove position on the jackscrew fastening sleeve, and the shackle is clamped into an axial limiting groove opposite to the axial guide groove;
(2) Fixing the drainage wire on the hericium erinaceus clamp, and hanging a connecting ring at the lower end of the movable screw rod of the hericium erinaceus clamp with a shackle of the shackle seat;
(3) An operator hangs the hericium erinaceus wire with the drainage wire to the installation position of the drainage wire on the main guide wire through the insulating rod;
(4) The driving device works to enable the rotating rod to rotate positively, the radial bolt rod at the upper end of the rotating rod enables the lifting sleeve rod to descend while rotating, and meanwhile, the axial jacking pin at the side wall of the shackle seat body is inserted into the axial guide groove of the jackscrew fastening sleeve until the lower end of the axial jacking pin is inserted into the mounting hole on the gear wheel body to jack out the pin, and the jackscrew fastening sleeve starts to rotate positively;
(5) The rotating rod continues to rotate forward, the jackscrew fastening sleeve continues to rotate forward, the movable screw rod rotates reversely and rises until the chuck at the upper end of the movable screw rod jacks up the main lead;
(6) The rotating rod continues to rotate forwards, so that torque test is performed, and the clamping degree of the hericium erinaceus clamp on the main wire is ensured;
(7) The driving device works reversely to enable the rotating rod to rotate reversely, at the moment, the jackscrew fastening sleeve is limited by the pawl of the locking assembly and cannot rotate, the lifting sleeve rod rotates reversely and ascends simultaneously, the shackle seat ascends until the shackle extends out of the jackscrew fastening sleeve to spring out to loosen the movable screw rod, at the moment, the shackle is clamped into the axial limiting groove at the opposite side of the axial guide groove to return to an initial state, so that the installation tool is separated from the hericium erinaceus wire clamp, and the drainage wire is installed on the main guide wire through the hericium erinaceus wire clamp;
(7) After the operator checks the installation quality, the drainage wire is completely installed after being electrified;
(8) When the hericium erinaceus clamp is recovered after the drainage wire is used, a hook ring at the upper end of the tool set is hooked on a connecting ring at the lower end of the movable screw rod, then the movable screw rod is enabled to loosen the main wire through rotation of the rotating rod, and finally the hericium erinaceus clamp is taken down and recovered with the drainage wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111597472.6A CN114268048B (en) | 2021-12-24 | 2021-12-24 | Electrified wire-mounting tool set for operating rod of hericium erinaceus clamp and application method of electrified wire-mounting tool set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111597472.6A CN114268048B (en) | 2021-12-24 | 2021-12-24 | Electrified wire-mounting tool set for operating rod of hericium erinaceus clamp and application method of electrified wire-mounting tool set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114268048A CN114268048A (en) | 2022-04-01 |
| CN114268048B true CN114268048B (en) | 2023-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111597472.6A Active CN114268048B (en) | 2021-12-24 | 2021-12-24 | Electrified wire-mounting tool set for operating rod of hericium erinaceus clamp and application method of electrified wire-mounting tool set |
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| Country | Link |
|---|---|
| CN (1) | CN114268048B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002084612A (en) * | 2000-09-01 | 2002-03-22 | Meishin Denki Kk | Terminal fixing tool for wire insulating and protecting pipe |
| CN105846181A (en) * | 2016-03-23 | 2016-08-10 | 国家电网公司 | High-voltage ground wire easy for assembling and disassembling |
| CN111525449A (en) * | 2020-06-04 | 2020-08-11 | 广东电网有限责任公司 | T-connection power wire clamp installed in high-altitude electrified mode |
| CN213242862U (en) * | 2020-11-06 | 2021-05-18 | 河北正鑫电气科技有限公司 | Portable power bus type grounding rod |
-
2021
- 2021-12-24 CN CN202111597472.6A patent/CN114268048B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002084612A (en) * | 2000-09-01 | 2002-03-22 | Meishin Denki Kk | Terminal fixing tool for wire insulating and protecting pipe |
| CN105846181A (en) * | 2016-03-23 | 2016-08-10 | 国家电网公司 | High-voltage ground wire easy for assembling and disassembling |
| CN111525449A (en) * | 2020-06-04 | 2020-08-11 | 广东电网有限责任公司 | T-connection power wire clamp installed in high-altitude electrified mode |
| CN213242862U (en) * | 2020-11-06 | 2021-05-18 | 河北正鑫电气科技有限公司 | Portable power bus type grounding rod |
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| CN114268048A (en) | 2022-04-01 |
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