CN107946788B - But automatically regulated's short circuit earthing device - Google Patents
But automatically regulated's short circuit earthing device Download PDFInfo
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- CN107946788B CN107946788B CN201711205270.6A CN201711205270A CN107946788B CN 107946788 B CN107946788 B CN 107946788B CN 201711205270 A CN201711205270 A CN 201711205270A CN 107946788 B CN107946788 B CN 107946788B
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- 230000001105 regulatory effect Effects 0.000 title description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 26
- 229910052802 copper Inorganic materials 0.000 claims description 26
- 239000010949 copper Substances 0.000 claims description 26
- 239000007769 metal material Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 230000006698 induction Effects 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
- 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
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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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/26—End pieces terminating in a screw clamp, screw or nut
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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
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/027—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
Abstract
The invention provides an automatically-adjustable short circuit grounding device, which comprises a holding rod, a chuck connecting device, a chuck, an adjusting long rod, a supporting cable device and an electric control system, wherein the holding rod is connected with the chuck connecting device through a connecting rod; the holding rod is hinged with the chuck connecting device; one end of the chuck connecting device is connected with the chuck, and the other end of the chuck connecting device is provided with a lug; the chuck mainly comprises a chuck seat and a movable clamping block; the movable clamping block is provided with a first motor and a first threaded sliding block; the inner surface of the right side of the clamping seat is provided with a first sliding tooth; the first threaded sliding block is meshed with the first sliding tooth; the front surface of the clamping seat is provided with a wire clamping induction device; the lug on the chuck connecting device is hinged with the long adjusting rod; a thread adjusting device is arranged between the holding rod and the long adjusting rod; the holding rod is provided with a fixture block device, an indicator light and a key area; the first motor, the thread adjusting device, the wire clamping sensing device, the indicating lamp and the key area are all connected with an electric control system. The invention has the advantages of high automation degree, strong adaptability, simple and convenient operation, safety and labor saving.
Description
Technical Field
The invention belongs to the technical field of electric power safety maintenance, and relates to an automatically-adjustable short circuit grounding device.
Background
At present, need carry out the power equipment that has had a power failure when overhauing high voltage power equipment and handle for earthing temporarily, its purpose is in order to release the residual charge in the power equipment, and the induced electricity influence that produces when preventing to come together suddenly or when overhauing operating personnel is close to live-wire apparatus and circuit avoids causing maintenance operating personnel's electric shock accident. The circuit grounding is a necessary safety technical measure for converting the power equipment from the running state to the maintenance state, and a special short circuit grounding device is required during operation. The short circuit grounding device provided in the prior art has the advantages that the clamp and the electric wire form an inclined angle when the electric wire is clamped, the electric wire is not easy to clamp, the short circuit grounding device is limited by a chuck structure, only a lead with a certain section type can be clamped, and the compatibility is poor. Sometimes, the short circuit grounding operation needs high-altitude operation, an operator clamps the electric wire by holding the short circuit grounding device, and whether the electric wire is clamped or not cannot be easily judged due to the angle problem. If meet the electric wire that is difficult to the centre gripping, operating personnel holds short circuit earthing device for a long time and causes fatigue easily, and needs manpower control chuck closed clamp line, has increased the operation degree of difficulty.
Disclosure of Invention
In order to solve the problems, the invention provides an automatically adjustable short circuit grounding device. The device can realize carrying out perpendicular clamping to the electric wire, more makes things convenient for the double-layered line. Through the cooperation of holder and activity clamp splice, can adapt to the clamping of multiple different specification electric wires, and can adjust the clamping dynamics. This novel short circuit grounding device can also judge whether the electric wire has entered into chuck clamping effective area, does benefit to operating personnel further operation. The fatigue of the operator on the hand can be reduced by the supporting cable device. The first motor and the electric control system are used for automatically clamping the electric wire. The device is simple and convenient to operate, safe and labor-saving, and is very suitable for short circuit grounding work before high-voltage power equipment is overhauled.
The technical scheme of the invention is as follows:
a short circuit grounding device capable of being automatically adjusted comprises a holding rod, a chuck connecting device, a chuck, a supporting cable device and an electric control system, wherein an indicator light and a key area are arranged at the tail of the holding rod, a groove I is arranged in the middle of the holding rod, a clamping block device is arranged in the groove I, the end of the holding rod is connected with the chuck connecting device, a bump is arranged at the top of the chuck connecting device and connected with an adjusting long rod, a thread adjusting device is arranged between the holding rod and the adjusting long rod, a chuck is fixed below the chuck connecting device, the chuck comprises a chuck seat, a movable clamping block and a wire clamping induction device, a groove II is arranged on the right side of the movable clamping block, a motor sliding block I is fixed on the inner side of the groove II, a rotor of the motor sliding block I is connected with the thread I, four connecting rods are arranged at the top of the groove II, clamping heads are arranged at the ends of the connecting rods, clamping heads of the movable clamping block are arranged on the clamping surface of the movable clamping block, a clamping block I is arranged on the clamping face of the clamping block, a clamping pin is arranged at the tail end of the clamping block I of the clamping block, a clamping block, the clamping block I, a clamping pin is arranged at the clamping block, the clamping block of the clamping block, the clamping block I, the clamping block is of the clamping block, the clamping block is of the clamping block, the clamping block is of the clamping block, the clamping block has a clamping block, the clamping block is of the clamping block, the clamping block.
The switch is characterized in that a first spring, a first switch copper sheet and a second switch copper sheet are further arranged in the third groove, one end of the first spring is fixed on the inner surface of the third groove, the other end of the first spring abuts against an L-shaped ejector rod extending into the third groove, the first switch copper sheet is arranged below a L-shaped ejector rod extending into the third groove, the second switch copper sheet is arranged below the first switch copper sheet, the first switch copper sheet and the second switch copper sheet are both connected with an electric control system, when an electric wire touches the induction plate, the induction plate is pushed rightwards, the first spring is compressed, the part of the L-shaped ejector rod extending into the third groove pushes the first switch copper sheet to be in contact with the second switch copper sheet, a circuit of the first motor is switched on, when the electric wire leaves the induction plate, the first spring recovers to form, the L-shaped ejector rod and the induction plate are pushed leftwards, the first switch copper sheet is separated from the second switch, and the circuit of the first motor is switched off.
The fixture block device further comprises a fixture block, a hand protrusion and a second spring, the fixture block is in an L shape, the shorter end of the fixture block is hinged in the first groove through a pin, the longer end of the fixture block faces the chuck, the hand protrusion is arranged on the top of the fixture block, one end of the second spring is connected with the fixture block, the other end of the second spring is fixed on the bottom surface of the first groove, the fixture block can be turned upwards through the hand protrusion, the second spring is stretched, and when the fixture block loses supporting force, the second spring contracts and brings the fixture block back into the first groove.
Further, the supporting cable device is made of a cable belt; one end of the supporting cable device is divided into two sub-belts, and the other end of the supporting cable device is connected with the sleeve belt; the ends of the sub-belts are provided with retaining rings; the inner diameter of the retaining ring is slightly larger than the width of the clamping block; the inner diameter of the sleeve belt is slightly larger than that of a common human body. When the supporting cable device is used, the clamping blocks are turned upwards, and the retaining rings on the two sub-belts are respectively buckled on the two clamping blocks; the sleeve belt is sleeved on the shoulder and back of an operator; the supporting cable device suspends the short circuit grounding device to assist an operator to reduce the burden of hands.
Furthermore, a groove IV is formed in the end part of the holding rod; the chuck connecting device is sleeved in the fourth groove; the chuck connecting device is hinged with the holding rod through a pin; a fifth groove is formed in the end part of the long adjusting rod; the convex block extends into the groove V; the lug is hinged with the long adjusting rod through a pin; the long adjusting rod is parallel to the holding rod; a support frame is arranged between the long adjusting rod and the holding rod; the long adjusting rod penetrates through the supporting frame. The chuck connecting device and the holding rod and the chuck connecting device and the long adjusting rod can rotate mutually; the support frame supports the adjusting long rod; the long adjusting rod moves back and forth to drive the chuck connecting device and the chuck to rotate around a hinged joint of the holding rod and the chuck connecting device.
Furthermore, the thread adjusting device comprises a second sliding tooth, a support seat, a second motor and a second thread sliding block; the sliding tooth II is arranged on the lower surface of the long adjusting rod; the supporting seat is arranged on the upper surface of the holding rod; the second motor is arranged on the side surface of the supporting seat; the rotor of the motor II is connected with a threaded sliding block II; and the second sliding teeth are meshed with the second threaded sliding block. The supporting seat supports a second motor; and the second motor drives the second threaded sliding block to rotate, so that the sliding teeth meshed with the second threaded sliding block move, and the automatic front and back displacement of the long adjusting rod is realized.
Furthermore, the indicator light and the key area comprise a power indicator light, a wire clamping indicator light, a power switch and a wire clamping switch; a storage battery is arranged in the holding rod; the holding rod is made of insulating materials; the clamping surface of the clamping head is made of a conductive metal material; the bottom of the chuck is provided with a ground wire connecting device; the clamping face of chuck is equipped with the wiring hole, wiring downthehole surface is the conductive metal material, wiring downthehole surface with the clamping face of chuck is connected. The storage battery provides electric energy for the electric control system and the first motor; when the power switch is pressed down, the power indicator lamp is turned on, which indicates that the short circuit grounding device is electrified and can work normally; when an electric wire touches the wire clamping induction device, the wire clamping indicator lamp is turned on, and the wire clamping switch is pressed down, so that the first motor can be controlled to rotate to drive the chuck to clamp; and the ground wire is connected into the ground wire connecting device, and after the high-voltage wire is clamped, the charges remained in the high-voltage wire are released through the clamping surface of the clamping head, the inner surface of the ground wire connecting device and the ground wire.
Compared with the prior art, the invention has the advantages that:
1. the angle between the chuck and the electric wire can be adjusted by adjusting the long rod, so that the chuck can clamp the electric wire at multiple angles, and the wire clamping operation is more convenient and effective than that of the traditional short circuit grounding device.
2. Through the cooperation of holder and activity clamp splice, can adapt to the clamping of multiple different specification electric wires, have extensive compatibility and stronger adaptability.
3. Whether the electric wire enters the chuck clamping effective area or not can be judged through the wire clamping induction device, and further wire clamping operation of an operator is facilitated.
4. Through the supporting cable device, the burden of an operator on hand when operating the short circuit grounding device can be effectively reduced, and the work is easier and more convenient.
5. Through motor one, motor two and electrical system, realize automatically regulated trapping mechanism and chuck angle, degree of automation is higher, and the operation convenience is stronger.
6. The device has the advantages of simple and convenient operation, safety and labor saving, has certain automatic function, can effectively release residual charges in the high-voltage electrical equipment, and is very suitable for short-circuit grounding discharge work before the high-voltage electrical equipment is overhauled.
Drawings
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a schematic view of a chuck.
Figure 3 is a schematic view of a collet coupler.
FIG. 4 is a schematic view of a pinch sensing device.
Fig. 5 is a schematic view of the latch device.
Fig. 6 is a schematic view of a support cable arrangement.
Fig. 7 is a schematic view of a screw adjustment device.
The name and the serial number of the parts in the drawing are a holding rod 1, a chuck connecting device 2, a chuck 3, an adjusting long rod 4, a support frame 5, an indicator light and a key area 6, a fixture block device 7, a fixture seat 8, a movable fixture block 9, a groove III 10, a chuck 11, a slide way 12, a wire clamping induction device 13, a groove II 14, a motor I15, a thread sliding block I16, a connecting rod 17, a sliding tooth I18, a fixture pin 19, a wire clamping tooth I20, a wire clamping tooth II 21, a convex tooth 22, a right clamp pin groove 23, a L-shaped top rod 24, an induction plate 25, a spring I26, a switch copper sheet I27, a groove I28, a fixture block 29, a hand convex 30, a spring II 31, a retaining ring 32, a ribbon 33, a supporting cable device 34, a sleeve belt 35, a convex block 36, a groove V37, a groove IV 38, a switch copper sheet II 39, a ground wire connecting device 40, a power indicator light 41, a wire clamping indicator light 42, a wire clamping switch 43, a power switch 44, a thread adjusting device 45, a sliding tooth II 46.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1:
the short circuit grounding device capable of being automatically adjusted comprises a holding rod 1, a chuck connecting device 2, a chuck 3, a long adjusting rod 4, a supporting cable device 34 and an electric control system, wherein an indicator light and a key area 6 are arranged at the tail part of the holding rod 1, a first groove 28 is arranged in the middle of the holding rod 1, a clamping block device 7 is arranged in the first groove 28, the end part of the holding rod 1 is connected with the chuck connecting device 2, a convex block 36 is arranged at the top part of the chuck connecting device 2 and connected with the long adjusting rod 4, a screw thread adjusting device 45 is arranged between the holding rod 1 and the long adjusting rod 4, a chuck 3 is fixed below the chuck connecting device 2, the chuck 3 comprises a chuck 8, a movable chuck 9 and a wire clamping induction device 13, a second groove 14 is arranged on the right side surface of the movable chuck 9, a motor 15 is fixed on the upper surface of the inner side of the second groove 14, a rotor of the motor 15 is connected with a screw thread sliding block 16, four connecting rods 17 are arranged on the top of the second groove 14, a chuck 11 is arranged at the end part of the connecting rod 17, the movable chuck 9, the front side is provided with a slide block 19, a slide clamping device 23, the slide clamping device 23 and a slide clamp 8, the slide clamp 8 is arranged in a slide clamp 8, the slide clamp 8 is arranged on the slide clamp 8, the slide clamp 13, the slide clamp 8 is arranged from the slide clamp 8, the slide clamp 19, the slide clamp device 13, the slide clamp device 13, the slide clamp 19 is arranged on the slide clamp 8, the slide clamp device, the slide clamp 19, the slide clamp device 13, the slide clamp device, the slide clamp.
A first spring 26, a first switch copper sheet 27 and a second switch copper sheet 39 are arranged in the third groove 10, one end of the first spring 26 is fixed on the inner surface of the third groove 10, the other end of the first spring 26 abuts against an L-shaped ejector rod 24 extending into the third groove 10, the first switch copper sheet 27 is arranged below a L-shaped ejector rod 24 extending into the third groove 10, the second switch copper sheet 39 is arranged below the first switch copper sheet 27, and the first switch copper sheet 27 and the second switch copper sheet 39 are both connected with an electric control system.
The fixture block device 7 comprises a fixture block 29 and a second spring 31, the fixture block 29 is shaped like L, the shorter end of the fixture block 29 is hinged in the first groove 28 through a pin, the longer end of the fixture block 29 faces the chuck 3, one end of the second spring 31 is connected with the fixture block 29, and the other end of the second spring is fixed on the bottom surface of the first groove 28.
The supporting cable means 34 is made of a cable strap; one end of the supporting cable device 34 is divided into two sub-belts 33, and the other end is connected with a sleeve belt 35; a retaining ring 32 is arranged at the end part of the sub-belt 33; the inner diameter of the retaining ring 32 is slightly larger than the width of the fixture block 29; the inner diameter of the strap 35 is slightly larger than that of a general human body.
A groove IV 38 is formed at the end part of the holding rod 1; the chuck connecting device 2 is sleeved in the groove IV 38; the chuck connecting device 2 is hinged with the holding rod 1 through a pin; a fifth groove 37 is formed in the end part of the long adjusting rod 4; the lug 36 extends into the groove five 37; the lug 36 is hinged with the long adjusting rod 4 through a pin; the long adjusting rod 4 is parallel to the holding rod 1; a support frame 5 is arranged between the long adjusting rod 4 and the holding rod 1; the long adjusting rod 4 penetrates through the support frame 5.
The thread adjusting device 45 comprises a second sliding tooth 46, a supporting seat 47, a second motor 48 and a second thread sliding block 49; the second sliding tooth 46 is arranged on the lower surface of the long adjusting rod 4; the supporting seat 47 is arranged on the upper surface of the holding rod 1; the second motor 48 is arranged on the side surface of the supporting seat 47; the rotor of the second motor 48 is connected with a second threaded sliding block 49; the second sliding teeth 46 are engaged with the second threaded sliding blocks 49.
The indicator light and key area 6 comprises a power indicator light 41, a wire clamping indicator light 42, a power switch 44 and a wire clamping switch 43; a storage battery is arranged in the holding rod 1; the holding rod 1 is made of insulating materials; the clamping surface of the clamping head 3 is made of a conductive metal material; the bottom of the chuck 3 is provided with a ground wire connecting device 40; the ground wire connecting device 40 is provided with a wiring hole, the inner surface of the wiring hole is made of conductive metal, and the inner surface of the wiring hole is connected with the clamping surface of the chuck 3.
Example 2:
the structure and principle of the present embodiment 2 are substantially the same as those of the embodiment 1, except that the latch device 7 includes a latch 29, a hand protrusion 30 and a second spring 31; the hand protrusion 30 is arranged on the top of the latch 29. The latch 29 can be easily turned up by the hand protrusion 30.
Example 3:
the structure and principle of the embodiment 3 are basically the same as those of the embodiment 1, except that a first clamping tooth 20 is arranged on the clamping surface of the movable clamping block 9, and a second clamping tooth 21 is arranged on the clamping surface of the clamping seat 8. The convex and concave parts of the first wire clamping teeth 20 correspond to the concave and convex parts of the second wire clamping teeth 21 one by one, so that the electric wires are clamped more stably.
Example 4:
the structure and principle of this embodiment 4 are substantially the same as those of embodiment 1, except that the latch device 7 includes a latch 29, a hand protrusion 30 and a second spring 31; the hand protrusion 30 is arranged on the top of the latch 29. The latch 29 can be easily turned up by the hand protrusion 30. The clamping surface of the movable clamping block 9 is provided with a first clamping tooth 20, and the clamping surface of the clamping seat 8 is provided with a second clamping tooth 21. The convex and concave parts of the first wire clamping teeth 20 correspond to the concave and convex parts of the second wire clamping teeth 21 one by one, so that the electric wires are clamped more stably.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (3)
1. The short circuit grounding device capable of being automatically adjusted is characterized by comprising a holding rod (1), a chuck connecting device (2), a chuck (3), an adjusting long rod (4), a supporting cable device (34) and an electric control system, wherein an indicator light and a key area (6) are arranged at the tail of the holding rod (1), a first groove (28) is arranged in the middle of the holding rod (1), a fixture block device (7) is arranged in the first groove (28), the end of the holding rod (1) is connected with the chuck connecting device (2), a convex block (36) is arranged at the top of the chuck connecting device (2), the convex block (36) is connected with the adjusting long rod (4), a thread adjusting device (45) is arranged between the holding rod (1) and the adjusting long rod (4), the thread adjusting device (45) comprises a second sliding tooth (46), a second motor (48) and a second threaded sliding block (49), the second sliding tooth (46) is arranged on the lower surface of the adjusting long rod (4), the clamping rod (4), the supporting seat (47) is arranged on the upper surface of the holding rod (1), the clamping rod (13), a movable clamping device (13) is arranged on the clamping device (13), the clamping device (2), the clamping device (13) is arranged on the clamping device (2), the clamping device (17), the clamping device (10), the clamping device (2), the clamping device (17), the clamping device (19) and the clamping device (19), the clamping device (14), the clamping device (17), the clamping device (2), the clamping device (13), the clamping device (17), the clamping device (19) is arranged on the clamping device, the clamping device (17), the clamping device (19) is arranged on the clamping device, the clamping device (19) is arranged on the clamping device, the clamping device,
a first spring (26), a first switch copper sheet (27) and a second switch copper sheet (39) are arranged in the third groove (10), one end of the first spring (26) is fixed on the inner surface of the third groove (10), the other end of the first spring (26) props against an L-shaped ejector rod (24) extending into the third groove (10), the first switch copper sheet (27) is arranged below a L-shaped ejector rod (24) extending into the third groove (10), the second switch copper sheet (39) is arranged below the first switch copper sheet (27), the first switch copper sheet (27) and the second switch copper sheet (39) are both connected with an electric control system,
the fixture block device (7) comprises a fixture block (29), a hand protrusion (30) and a second spring (31), the fixture block (29) is shaped like L, the shorter end of the fixture block (29) is hinged in the first groove (28) through a pin, the longer end of the fixture block (29) faces the chuck (3), the hand protrusion (30) is arranged at the top of the fixture block (29), one end of the second spring (31) is connected with the fixture block (29), the other end of the second spring (31) is fixed on the bottom surface of the first groove (28),
the supporting cable device (34) is made of a cable belt; one end of the supporting cable device (34) is divided into two sub-belts (33), and the other end of the supporting cable device is connected with a sleeve belt (35); a retaining ring (32) is arranged at the end part of the sub-belt (33); the inner diameter of the retaining ring (32) is slightly larger than the width of the fixture block (29); the inner diameter of the sleeve belt (35) is slightly larger than that of a common human body.
2. An automatically adjustable short circuit grounding device as claimed in claim 1, wherein: a groove four (38) is formed at the end part of the holding rod (1); the chuck connecting device (2) is sleeved in the groove IV (38); the chuck connecting device (2) is hinged with the holding rod (1) through a pin; a fifth groove (37) is formed in the end part of the long adjusting rod (4); the lug (36) extends into the groove five (37); the lug (36) is hinged with the long adjusting rod (4) through a pin; the long adjusting rod (4) is parallel to the holding rod (1); a support frame (5) is arranged between the long adjusting rod (4) and the holding rod (1); the long adjusting rod (4) penetrates through the support frame (5).
3. An automatically adjustable short circuit grounding device as claimed in claim 1, wherein: the indicator light and key area (6) comprises a power indicator light (41), a wire clamping indicator light (42), a power switch (44) and a wire clamping switch (43); a storage battery is arranged in the holding rod (1); the holding rod (1) is made of an insulating material; the clamping surface of the clamping head (3) is made of a conductive metal material; a ground wire connecting device (40) is arranged at the bottom of the chuck (3); the ground wire connecting device (40) is provided with a wiring hole, the inner surface of the wiring hole is made of conductive metal, and the inner surface of the wiring hole is connected with the clamping surface of the chuck (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711205270.6A CN107946788B (en) | 2017-11-27 | 2017-11-27 | But automatically regulated's short circuit earthing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711205270.6A CN107946788B (en) | 2017-11-27 | 2017-11-27 | But automatically regulated's short circuit earthing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107946788A CN107946788A (en) | 2018-04-20 |
| CN107946788B true CN107946788B (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711205270.6A Active CN107946788B (en) | 2017-11-27 | 2017-11-27 | But automatically regulated's short circuit earthing device |
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| CN (1) | CN107946788B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6734355B1 (en) * | 2003-02-07 | 2004-05-11 | Electric Motion Company, Inc. | Ground connector |
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| CN104009302A (en) * | 2014-06-07 | 2014-08-27 | 国网山东诸城市供电公司 | Ground wire capable of being hung in multi-azimuth mode |
| CN204144479U (en) * | 2014-10-23 | 2015-02-04 | 国家电网公司 | A kind of earth connection |
| CN205355296U (en) * | 2015-12-10 | 2016-06-29 | 云南电网有限责任公司玉溪供电局 | But telescopic earth bar of angle regulation |
| CN206274553U (en) * | 2016-11-11 | 2017-06-23 | 国网江苏省电力公司南京供电公司 | A kind of spiral compression formula earthing clamp |
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| CN107946788A (en) | 2018-04-20 |
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