CN216928971U - Anti-drop ground rod - Google Patents
Anti-drop ground rod Download PDFInfo
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- CN216928971U CN216928971U CN202123392242.4U CN202123392242U CN216928971U CN 216928971 U CN216928971 U CN 216928971U CN 202123392242 U CN202123392242 U CN 202123392242U CN 216928971 U CN216928971 U CN 216928971U
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- conductive clamp
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Abstract
The utility model provides an anti-drop grounding rod which comprises an insulating rod, a fixed conductive clamp, a movable conductive clamp, an operating handle and a connecting screw rod, wherein the fixed conductive clamp is of a C-shaped structure, a tongue opening part is hinged with a movable hasp, the top end of the movable hasp is abutted to the inner side of a limiting part, a tension spring is connected between the middle part of the movable hasp and a base part, and the tension spring drives the movable hasp to be always abutted to the inner side of the limiting part; the bottom inboard of activity hasp is provided with the push pedal of inside extension, and the front end that the electrically conductive clamp of activity corresponds the push pedal and is provided with the pusher, and the electrically conductive clamp of activity shifts up the in-process, and the pusher promotes the push pedal and makes the activity hasp overturn to the outside and cross spacing portion, and the extension spring will move the hasp and pull open to the outside, and the oral area of fixed electrically conductive clamp is opened. The grounding rod has an anti-falling function, can prevent falling off from a power transmission cable in the operation process, and improves the safety and the use stability.
Description
Technical Field
The utility model relates to the field of power grounding wires, in particular to an anti-falling grounding rod.
Background
The earth bar is the operation and maintenance device commonly used in the electric wire netting, is often used for the maintenance work after having a power failure, installs the earth bar at the both ends of job site to guarantee operational environment's safety.
Most of the existing ground rods comprise an insulating rod and a conductive clamp, the conductive clamp comprises a fixed end and a movable end, and an operator is usually required to screw the insulating rod below to drive the movable end to ascend and approach the fixed end so as to clamp the power transmission line.
However, the operation of screwing the operating handle of the insulating rod is still relatively large during the operation, and the problem that the power transmission line is separated from the conductive clip at the top or is transferred to the outside easily occurs, so that the clamping is not tight.
If the application number is: CN202111323414.4, name: in the utility model patent of a ground rod, a connector lug, an insulating rod body, a movable plate, a lifting cylinder, a rotating shaft and a rotating handle are disclosed; the connector lug is fixedly arranged at the top end of the insulating rod body; the rotary handle is rotatably connected with the bottom end of the insulating rod body; the lifting cylinder is arranged in the insulating rod body in a sliding manner along the axial direction of the insulating rod body; the rotating shaft is rotatably arranged in the insulating rod body; the bottom end of the rotating shaft is connected with the rotating handle, and the top end of the rotating shaft is provided with a thread head; the screw thread head is positioned inside the lifting cylinder and is in threaded fit with the inner wall of the lifting cylinder; the connector lug is in a shape of a letter 21274, and the movable plate is positioned between two transverse plates of the connector lug; the bottom of the movable plate is connected with a fixed rod, and the bottom end of the fixed rod penetrates through the insulating rod body to be connected with the lifting cylinder.
The problem that the conductive clamp moves in the rotating process is solved from the operating layer of the insulating rod, the operation of a worker is still required to be very stable when the worker operates the handle, on one hand, the operation is required, on the other hand, the internal structure of the insulating rod is designed to be too complex, and the cost is too high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, and provides an anti-drop grounding rod which has an anti-drop function, can prevent the grounding rod from dropping from a power transmission cable in the operation process, and improves the safety and the use stability.
In order to achieve the purpose, the utility model adopts the technical scheme that: an anti-drop ground rod comprises an insulating rod, a fixed conductive clamp, a movable conductive clamp, an operating handle and a connecting screw rod, wherein the fixed conductive clamp is of a C-shaped structure consisting of a base part, a tongue opening part, a clamping part, a guide part and a limiting part which are integrally arranged;
the tongue opening part is hinged with a movable hasp, the top end of the movable hasp abuts against the inner side of the limiting part, a tension spring is connected between the middle part of the movable hasp and the base part, and the tension spring drives the movable hasp to always abut against the inner side of the limiting part;
the bottom inboard of activity hasp is provided with the push pedal of inside extension, the front end that the electrically conductive clamp of activity corresponds the push pedal and is provided with the pusher, the electrically conductive clamp of activity shifts up the in-process, and the pusher promotes the push pedal and makes the hasp of activity upset to the outside and cross spacing portion, the extension spring will move about the hasp and pull open to the outside, and the mouth part of the electrically conductive clamp of fixed is opened.
Basically, a hollow through pipeline is arranged in the insulating rod, a nut is arranged at the top end of the through pipeline, the connecting screw rod is arranged in the through pipeline in a penetrating mode, a screw rod part is arranged at the top of the connecting screw rod, and the screw rod part is in threaded fit with the nut;
the operating handle is rotatably arranged at the bottom end of the insulating rod, a rectangular hole is formed in the operating handle, the bottom end of the connecting screw rod is a rectangular rod part, and the rectangular rod part is inserted into the rectangular hole;
the rear portion of the movable conductive clamp is provided with a guide groove matched with the guide portion, a T-shaped groove is formed in the bottom end of the movable conductive clamp, a T-shaped head is arranged at the top end of the connecting screw rod, and the T-shaped head is clamped into the T-shaped groove and can horizontally rotate in the T-shaped groove.
Basically, the limiting part is positioned on the outer side of the tongue opening part in the horizontal direction.
Basically, a lead mounting bolt is arranged on the fixed conductive clamp.
Basically, the limiting part extends downwards from the front end of the clamping part and gradually narrows in width.
Basically, the pushing head is located the front end bottom of the movable conductive clamp, and when the top end of the movable conductive clamp moves to one third of the top end of the guide part, the movable hasp turns over and crosses the limiting part.
Basically, the guide part department is provided with bellied guide rib, the inboard card of the electrically conductive clamp of activity is in on the guide rib.
Basically, the lower end of the clamping part and the upper end of the movable conductive clamp are respectively provided with a wire clamping circular groove.
Basically, the cross section of the penetrating pipeline of the insulating rod is rectangular.
Basically, the limiting part is installed on the clamping part in a gluing or screw fixing mode.
Compared with the prior art, the utility model has substantive characteristics and progress, and concretely, the utility model improves the shapes of the fixed conductive clamp and the movable conductive clamp on the basis of the traditional flat-mouth grounding rod, the fixed conductive clamp is arranged into a C shape, and a movable buckle is added, the movable buckle can always seal the fixed conductive clamp at ordinary times, and the structure can be used for locking the power transmission cable in advance to prevent the power transmission cable from being easily separated from the inside of the fixed conductive clamp, then the movable conductive clamp is pushed to clamp the cable, and the movable buckle is synchronously released in the clamping process, thereby realizing the functions of locking before clamping and opening after clamping.
Further, in order to strengthen the practicability of the electric cable connector, the position of the pushing head is reduced, the movable conductive clamp is made to walk to the time of clamping the electric cable, and then the movable buckle is opened, so that the movable buckle is prevented from being opened too early and losing the effect.
Drawings
Fig. 1 is a schematic view of the overall structure of the anti-dropping ground rod of the utility model.
Fig. 2 is a schematic structural view of the anti-dropping ground rod after the movable buckle is opened.
Fig. 3 is a schematic structural diagram of the anti-dropping ground rod of the utility model when a cable is stuck.
In the figure: 1. an insulating rod; 2. fixing the conductive clip; 2-1. a base part; 2-2. the mouth of the tongue; 2-3, a clamping part; 2-4, a guide part; 2-5, a limiting part; 3. a movable conductive clip; 4. an operating handle; 5. connecting a screw rod; 6. a nut; 7. a movable hasp; 8. a tension spring; 9. pushing the plate; 10. pushing the head; a T-head; 12. and (4) bolts.
Detailed Description
The technical solution of the present invention is further described in detail by the following embodiments.
As shown in fig. 1-3, an anti-dropping ground rod comprises an insulating rod 1, a fixed conductive clip 2, a movable conductive clip 3, an operating handle 4, a connecting screw rod 5 and a movable buckle 7.
Wherein, the insulating rod 1 is a hollow rod, and the connecting screw rod 5 penetrates into the hollow rod.
The top of connecting lead screw 5 is silk pole portion, bottom for rectangle pole portion, and the upper portion of insulator spindle sets up screw 6 for the function that the cooperation connecting lead screw 5 realized pushing up, and the rectangle pole portion of bottom cooperates with the rectangular hole in operating handle 4, realizes the rotation operation, the cross section of the pipeline that runs through of insulator spindle is the rectangle, is used for the direction.
The main innovation of the present application is the design of the fixed conductive clip 2, the movable conductive clip 3 and the movable snap 7.
The fixed conductive clip 2 is a C-shaped structure which is composed of a base part 2-1, a tongue mouth part 2-2, a clamping part 2-3, a guide part 2-4 and a limiting part 2-5 which are arranged integrally, the tongue part 2-2 is arranged at the front end of the base part 2-1, the guide part 2-4 is vertically arranged at the rear end of the base part 2-1, the clamping part 2-3 is horizontally arranged at the top end of the guide part 2-4, the limiting part 2-5 is arranged at the front end of the clamping part 2-3, the limiting part 2-5 is made of flexible rubber, the limiting part 2-5 is positioned at the outer side of the tongue part 2-2 in the horizontal direction, the limiting parts 2-5 extend downwards from the front end of the clamping part and are gradually narrowed in width, and the limiting parts are installed on the clamping part in a gluing or screw fixing mode.
The fixed conductive clip is provided with a lead mounting bolt 12.
The back portion of the movable conductive clamp 3 is arranged and matched with the guide groove of the guide portion, the guide portion is provided with a raised guide rib, the inner side of the movable conductive clamp is clamped on the guide rib, the lower end of the clamping portion and the upper end of the movable conductive clamp are respectively provided with a wire clamping circular groove, the bottom end of the movable conductive clamp is provided with a T-shaped groove, the top end of the connecting screw rod is provided with a T-shaped head 11, and the T-shaped head is clamped into the T-shaped groove and can horizontally rotate in the T-shaped groove.
The bottom end of the movable hasp 7 is hinged to the tongue opening portion 2-2, the top end of the movable hasp 7 abuts against the inner side of the limiting portion 2-5, a tension spring 8 is connected between the middle portion of the movable hasp 7 and the base portion 2-1, and the tension spring 8 drives the movable hasp 7 to abut against the inner side of the limiting portion 2-5 all the time to lock the fixed conductive clamp all the time.
The inner side of the bottom end of the movable hasp 7 is provided with a push plate 9 which extends inwards, the front end of the movable conductive clamp 3 is provided with a push head 10 corresponding to the push plate, and the push head is positioned at the bottom of the front end of the movable conductive clamp.
The working principle is as follows:
under the general condition, the movable hasp 7 is always abutted against the inner ends of the limiting parts 2-5 under the action of the tension spring 8, when the cable fixing device is used, the opening part of the fixed conductive clamp 2 corresponds to a power transmission cable, the cable is slightly buckled up by force, the movable hasp 7 rotates towards the rear side under the action of pressure, the opening part is opened, the cable enters the fixed conductive clamp 2, then the movable hasp 7 returns to the original position under the action of the tension spring 8, and the power transmission cable is locked in the fixed conductive clamp 2 and cannot be loosened.
Then screwing an operating handle 4, rotating a connecting screw rod 5 along with the rotating, moving the movable conductive clamp 3 upwards under the action of a screw 6, when the top end of the movable conductive clamp 3 moves to one third of the top end of the guide part 2-4, pushing a push plate 9 by a push head 10 to enable a movable buckle 7 to turn outwards and cross the limiting part 2-5, the movable buckle 7 loses constraint, the movable buckle is pulled outwards by a tension spring 8, the mouth part of the fixed conductive clamp is opened, and at the moment, the cable is basically clamped by the movable conductive clamp and the fixed conductive clamp to finish the clamping operation.
After the grounding rod is taken down, the movable buckle 7 is manually placed back again.
Finally, it should be noted that the above detailed description of the preferred embodiments of the present patent application is not limited to the above embodiments, and that various changes and modifications can be made within the knowledge of those skilled in the art without departing from the spirit of the present patent application.
Claims (10)
1. The utility model provides an anticreep earth bar, includes insulator spindle, fixed electrically conductive clamp, the electrically conductive clamp of activity, operating handle and connecting screw, its characterized in that: the fixed conductive clamp is of a C-shaped structure consisting of a base part, a tongue opening part, a clamping part, a guide part and a limiting part which are integrally arranged, the tongue opening part is arranged at the front end of the base part, the guide part is vertically arranged at the rear end of the base part, the clamping part is horizontally arranged at the top end of the guide part, the limiting part is arranged at the front end of the clamping part, and the limiting part is made of flexible rubber;
the tongue opening part is hinged with a movable hasp, the top end of the movable hasp abuts against the inner side of the limiting part, a tension spring is connected between the middle part of the movable hasp and the base part, and the tension spring drives the movable hasp to always abut against the inner side of the limiting part;
the bottom inboard of activity hasp is provided with the push pedal of inside extension, the front end that the electrically conductive clamp of activity corresponds the push pedal and is provided with the pusher, the electrically conductive clamp of activity shifts up the in-process, and the pusher promotes the push pedal and makes the hasp of activity upset to the outside and cross spacing portion, the extension spring will move about the hasp and pull open to the outside, and the mouth part of the electrically conductive clamp of fixed is opened.
2. The anti-drop ground rod of claim 1, wherein: a hollow through pipeline is arranged inside the insulating rod, a nut is arranged at the top end of the through pipeline, the connecting screw rod is arranged in the through pipeline in a penetrating mode, a screw rod part is arranged at the top of the connecting screw rod, and the screw rod part is in threaded fit with the nut;
the operating handle is rotatably arranged at the bottom end of the insulating rod, a rectangular hole is formed in the operating handle, the bottom end of the connecting screw rod is a rectangular rod part, and the rectangular rod part is inserted into the rectangular hole;
the rear portion of the movable conductive clamp is provided with a guide groove matched with the guide portion, a T-shaped groove is formed in the bottom end of the movable conductive clamp, a T-shaped head is arranged at the top end of the connecting screw rod, and the T-shaped head is clamped into the T-shaped groove and can horizontally rotate in the T-shaped groove.
3. The anti-drop ground rod of claim 2, wherein: the limiting part is positioned on the outer side of the tongue opening part in the horizontal direction.
4. The anti-drop ground rod of claim 3, wherein: and a lead mounting bolt is arranged on the fixed conductive clamp.
5. The anti-drop ground rod of claim 4, wherein: the limiting part extends downwards from the front end of the clamping part and gradually narrows in width.
6. The anti-drop ground rod of claim 5, wherein: the push head is located at the bottom of the front end of the movable conductive clamp, and when the top end of the movable conductive clamp moves to one third of the top end of the guide part, the movable hasp turns over and crosses the limiting part.
7. The anti-drop ground rod of claim 6, wherein: the guide part is provided with a raised guide rib, and the inner side of the movable conductive clamp is clamped on the guide rib.
8. The anti-drop ground rod of claim 7, wherein: and the lower end of the clamping part and the upper end of the movable conductive clamp are respectively provided with a wire clamping circular groove.
9. The anti-drop ground rod of claim 8, wherein: the cross section of the insulating rod penetrating through the pipeline is rectangular.
10. The anti-drop ground rod of claim 9, wherein: the limiting part is installed on the clamping part in a gluing or screw fixing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123392242.4U CN216928971U (en) | 2021-12-30 | 2021-12-30 | Anti-drop ground rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123392242.4U CN216928971U (en) | 2021-12-30 | 2021-12-30 | Anti-drop ground rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216928971U true CN216928971U (en) | 2022-07-08 |
Family
ID=82256843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123392242.4U Active CN216928971U (en) | 2021-12-30 | 2021-12-30 | Anti-drop ground rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216928971U (en) |
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2021
- 2021-12-30 CN CN202123392242.4U patent/CN216928971U/en active Active
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