CN210607692U - Self-locking high-voltage grounding wire clamp - Google Patents
Self-locking high-voltage grounding wire clamp Download PDFInfo
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- CN210607692U CN210607692U CN201921532642.0U CN201921532642U CN210607692U CN 210607692 U CN210607692 U CN 210607692U CN 201921532642 U CN201921532642 U CN 201921532642U CN 210607692 U CN210607692 U CN 210607692U
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Abstract
The utility model discloses a from locking-type high voltage earthing clamp, including the fastener body, set firmly insulating rope on the fastener body, set firmly conducting strip and fastening bolt who is used for connecting the earth connection on the fastener body, the fastener body includes through articulated first fastener and the second fastener together of connecting piece, cup jointed on the connecting piece and be used for controlling first fastener and second fastener and open or closed torsional spring, all be equipped with mutual correspondence and form the recess that is used for the joint high-voltage line on first fastener and the second fastener, still include one end swing joint on first fastener, one end joint be used for restricting first fastener and second fastener upper portion closed retaining member and one end swing joint on the second fastener, one end joint be used for restricting first fastener and second fastener lower part closed chucking spare on first fastener on the second fastener. The utility model discloses simple structure, be convenient for operation, from locking-type structural safety height are applicable to all high voltage grounding fastener.
Description
Technical Field
The utility model belongs to electric power overhauls the field, relates to a high voltage grounding fastener, and specifically speaking is a from locking-type high voltage grounding fastener.
Background
The high-voltage transmission line needs the staff to overhaul after breaking down, because the voltage is too high, the staff need with the help of the high-voltage earth connection with the help of the high-voltage electricity ground, just can maintain the circuit, the earth connection need be fixed to the dedicated fastener that is used for the centre gripping high-voltage line, with the fastener centre gripping to the high-voltage line, high-voltage electricity passes through fastener and earth connection and accomplishes leading ground.
There is a throwing ground clamp who draws among the prior art, the fastener is in the state of opening when not centre gripping high-tension line, and the staff climbs the high altitude, touches fastener and high tension line through insulating rope, makes the fastener closed, and the fastener presss from both sides high tension line tightly, accomplishes the ground of leading of high tension electricity, and the shortcoming of this kind of fastener is: after the wire clamp is used for a long time, the torsion spring for controlling the opening or closing of the wire clamp can become loose, the torsion force of the torsion spring is not enough to enable the clamping part of the wire clamp to be tightly closed, and therefore when the wire clamp clamps a high-voltage wire, the clamping part can become loose, the wire clamp falls from the high altitude, the high-voltage ground cannot be conducted, and workers who are overhauling or pedestrians on the ground can not be injured, and safety accidents are caused.
Disclosure of Invention
For solving exist among the prior art more than not enough, the utility model aims at providing a from locking-type high voltage grounding fastener to reach self-locking, easy operation, safe and reliable's purpose behind the fastener clamp high-voltage line.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a from locking-type high voltage ground wire clamp, includes the fastener body, set firmly insulating rope on the fastener body, set firmly conducting strip and the fastening bolt who is used for connecting the earth connection on the fastener body, the fastener body includes through articulated first fastener and the second fastener together of connecting piece, cup jointed on the connecting piece and be used for controlling first fastener and second fastener and open or closed torsional spring, all be equipped with mutual correspondence and form the recess that is used for the joint high-voltage line on first fastener and the second fastener, still include one end swing joint on first fastener, one end joint be used for restricting first fastener and second fastener upper portion closed retaining member and one end swing joint on the second fastener, one end joint is used for restricting first fastener and second fastener lower part closed retaining member on first fastener.
As to the utility model limit: the both sides of first fastener and second fastener all set firmly the stationary blade, the one end that the stationary blade is not connected first fastener and second fastener superposes each other to articulated together through the connecting piece.
As a further limitation to the present invention: the one end of retaining member and chucking spare all is equipped with the draw-in groove.
As to the utility model discloses a further limit again: the one end that first fastener and second fastener were equipped with the retaining member all is equipped with the open slot, set firmly the round pin axle that sets up along first fastener width direction on the open slot, the one end that the retaining member was not equipped with the draw-in groove rotates to be connected in the round pin epaxial of first fastener, and the one end joint that is equipped with the draw-in groove is in the round pin epaxial of second fastener.
As a further limitation to the present invention: the first fastener all is equipped with the opening with the below of second fastener pin joint, all set firmly the round pin axle that sets up along first fastener width direction on the opening, chucking spare one end is rotated and is connected in second fastener open-ended round pin epaxially, and one end joint is in first fastener open-ended round pin epaxially.
As to the utility model discloses a limit: still include that one end sets firmly on the connecting piece, one end sets firmly the extension spring that is used for restricting the retaining member upward movement on the retaining member, the one end that extension spring and retaining member are connected is close to first fastener.
As another limitation to the present invention: the retaining member is close to the one end that is equipped with the draw-in groove and has set firmly the pull ring, insulating rope sets firmly on the pull ring.
As still another limitation to the present invention: the end of the first line clamp, which is not provided with the open slot, is longer than the end of the second line clamp, which is not provided with the open slot, or the end of the second line clamp, which is not provided with the open slot, is longer than the end of the first line clamp, which is not provided with the open slot.
As to the last definition of the present invention: and the first wire clamp and the second wire clamp are fixedly provided with a conducting strip and a fastening bolt which are used for connecting a grounding wire.
Since the technical scheme is used, compared with the prior art, the utility model, the beneficial effect who gains lies in:
(1) the utility model discloses the upper end of first fastener and second fastener is equipped with the retaining member, the one end swing joint of retaining member is on first fastener, one end joint is on the second fastener, after the clamping part of first fastener and second fastener presss from both sides tight high-voltage line closure, the upper end of first fastener and second fastener opens, the one end joint that the retaining member was equipped with the draw-in groove this moment is on the round pin axle of open slot, make first fastener and second fastener can not reclose, that is to say, the open bigger of the upper end of second fastener and second fastener, lower extreme centre gripping high-voltage line part is more firm, after the opening degree of the upper end of first fastener and second fastener is restricted, the part of lower extreme centre gripping high-voltage line is more tight, prevent that the fastener body from coming off from the high-voltage line because the earth connection is too heavy, the staff that is maintaining causes the injury;
(2) the utility model discloses be equipped with the extension spring between connecting piece and retaining member, make the retaining member under the restriction of extension spring, the range of upwards rotating around the expansion end is less, simultaneously, locate the retaining member one end near the draw-in groove with insulating rope, when operating personnel throws the fastener body, the fastener body is in more positive position, makes the fastener body centre gripping high-tension line easier;
(3) the end of the first wire clamp or the second wire clamp, which is not provided with the open slot, is longer, so that the high-voltage wire can be clamped more quickly by the working personnel working at high altitude, and the time is saved;
(4) the utility model discloses all be equipped with the fastening bolt who is used for the centre gripping earth connection on first fastener and the second fastener, can both sides centre gripping earth connection, make the ground connection effect better.
To sum up, the utility model discloses simple structure, be convenient for operation, from locking-type structural safety height are applicable to all high voltage grounding fastener.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic front view of an embodiment of the present invention;
fig. 2 is a left side view of fig. 1.
In the figure: 1-wire clamp body, 1-1-first wire clamp, 1-2-second wire clamp, 2-insulating rope, 3-fastening bolt, 4-torsion spring, 5-connecting piece, 6-locking piece, 7-clamping piece, 8-pin shaft, 9-tension spring, 10-pull ring, 11-clamping groove, 12-opening, 13-fixing piece, 14-groove, 15-opening groove and 16-conducting piece.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It is to be understood that the self-locking high voltage ground clamp described herein is a preferred embodiment, is for illustration and explanation only, and is not to be construed as a limitation of the present invention.
Embodiment self-locking high-voltage grounding wire clamp
In this embodiment, as shown in fig. 1 and 2, a self-locking high-voltage ground clamp includes a clamp body 1, an insulating rope 2 fixed on the clamp body 1, a conducting strip 16 and a fastening bolt 3 fixed on the clamp body 1 for connecting a ground wire, wherein the clamp body 1 includes a first clamp 1-1 and a second clamp 1-2 hinged together by a connecting piece 5, the first clamp 1-1 and the second clamp 1-2 have the same structure and are duckbilled, the middle portions of the first clamp 1-1 and the second clamp 1-2 are respectively provided with a corresponding groove 14 for clamping a high-voltage wire, two sides of the first clamp 1-1 and the second clamp 1-2 are respectively and fixedly provided with a fixing piece 13, the surface of the fixing piece 13 is perpendicular to the surface of the first clamp 1-1 or the second clamp 1-2, one end of the fixing piece 13, which is not connected with the first clamp 1-1 and the second clamp 1-2, is stacked with each other end, the first wire clamp 1-1 and the second wire clamp 1-2 can rotate around the connecting piece 5 to complete the opening and closing movement by being hinged together through the connecting piece 5; the connecting piece 5 is a bolt, the four fixing pieces 13 are connected together by the bolt, and the other end of the bolt is fixed by a nut; the connecting piece 5 is sleeved with a torsion spring 4 for controlling the first wire clamp 1-1 and the second wire clamp 1-2 to be closed, and torsion arms at two ends of the torsion spring 4 are respectively contacted with the inner walls of the first wire clamp 1-1 and the second wire clamp 1-2, so that the first wire clamp 1-1 and the second wire clamp 1-2 can be rotated and closed more firmly under the torsion force of the torsion arms; the first wire clamp 1-1 and the second wire clamp 1-2 are respectively fixedly provided with a conducting plate 16 and two fastening bolts 3, the conducting plates 16 are respectively positioned on the first wire clamp 1-1 and the second wire clamp 1-2, each conducting plate 16 is fixedly provided with two fastening bolts 3, and the fastening bolts 3 penetrate through internal thread holes formed in the first wire clamp 1-1 and the second wire clamp 1-2 to fix a grounding terminal of the grounding wire and the conducting plate 16 together so as to conduct high voltage to the ground.
The self-locking high-voltage grounding wire clamp further comprises a locking part 6 and a locking part 7, wherein one end of the locking part is movably connected to the first wire clamp 1-1, one end of the locking part is connected to the second wire clamp 1-2 in a clamped mode and used for limiting the closing of the upper portions (the upper portion in the figure 1) of the first wire clamp 1-1 and the second wire clamp 1-2, one end of the locking part is movably connected to the second wire clamp 1-2 in a clamped mode and is connected to the closing of the lower portions (the lower portion in the figure 1) of the first wire clamp 1-1 and the second wire clamp 1-2 in a clamped mode, and the locking part 6 and one end of. One end (the upper end in the figure 1) of each of the first wire clamp 1-1 and the second wire clamp 1-2, which is provided with a locking part 6, is provided with an open slot 15 which is downwards recessed along the length direction of the first wire clamp 1-1 and the second wire clamp 1-2, a pin shaft 8 which is arranged along the width direction of the first wire clamp 1-1 is fixedly arranged on the open slot 15, two ends of the pin shaft 8 are respectively and fixedly arranged on the inner walls of two sides of the open slot 15, one end of the locking part 6, which is not provided with a clamping slot 11, is rotatably connected to the pin shaft 8 of the first wire clamp 1-1, one end provided with the clamping slot 11 is clamped on the pin shaft 8 of the second wire clamp 1-2, one end of the locking part 6, which is close to the clamping slot 11; an opening 12 is formed below a hinged point of the first wire clamp 1-1 and the second wire clamp 1-2, a pin shaft 8 arranged along the width direction of the first wire clamp 1-1 is fixedly arranged on the opening 12, two ends of the pin shaft 8 are fixedly arranged on two inner walls opposite to the opening 12 respectively, the pin shaft 8 fixedly arranged on the opening 12 is horizontally arranged, one end of the clamping piece 7 is rotatably connected to the pin shaft 8 of the opening 12 of the second wire clamp 1-2, and the other end of the clamping piece is clamped on the pin shaft 8 of the opening 12 of the first wire clamp 1-1. When the clamping groove 11 of the clamping piece 7 is clamped on the pin shaft 8 on the opening 12 of the first wire clamp 1-1, the lower ends (the upper end in the figure 1) of the first wire clamp 1-1 and the second wire clamp 1-2 are outwards opened, so that the space for clamping a high-voltage wire is increased, and the operation of a worker is facilitated.
The self-locking high-voltage grounding wire clamp further comprises a tension spring 9, one end of the tension spring is fixedly arranged on the connecting piece 5, one end of the tension spring is fixedly arranged on the locking piece 6 and used for limiting the locking piece 6 to move upwards, and one end, connected with the locking piece 6, of the tension spring 9 is close to the first wire clamp 1-1. The end, which is not provided with the open slot 15, of the first wire clamp 1-1 is longer than the end, which is not provided with the open slot 15, of the second wire clamp 1-2, or the end, which is not provided with the open slot 15, of the second wire clamp 1-2 is longer than the end, which is not provided with the open slot 15, of the first wire clamp 1-1, namely, the duckbill part of the first wire clamp 1-1 is longer than the duckbill part of the second wire clamp 1-2, or the duckbill part of the second wire clamp 1-2 is longer than the duckbill part of the first wire clamp 1-1, so that a worker can quickly clamp a high-voltage wire into the groove 14 in the middle of the first wire clamp 1-1 and the second wire clamp 1-2 of.
When the clamp is used, the upper parts (the upper part in figure 1) of the first wire clamp 1-1 and the second wire clamp 1-2 are pinched by hands to open the duckbilled parts of the first wire clamp 1-1 and the second wire clamp 1-2, at the moment, the clamping piece 7 rotates downwards (the lower part in figure 1) under the action of gravity, the clamping groove 11 on the clamping piece 7 is clamped on the pin shaft 8 of the first wire clamp 1-1, the hands are released, and the duckbilled parts of the first wire clamp 1-1 and the second wire clamp 1-2 are in an open state; a worker fixes the connector of the ground wire on the conductive sheets of the first wire clamp 1-1 and the second wire clamp 1-2 through the fastening bolt 3, then pulls the insulating rope 2, aligns the space formed by the first wire clamp 1-1 and the second wire clamp 1-2 with the high-voltage wire, forcibly impacts the clamping piece 7 with the high-voltage wire to enable the clamping groove 11 of the clamping piece 7 to move upwards to be separated from the pin shaft 8, the first wire clamp 1-1 and the second wire clamp 1-2 are closed under the torsion force generated by the torsion arms at the two ends of the torsion spring 4 to firmly clamp the high-voltage wire in the grooves 14 of the first wire clamp 1-1 and the second wire clamp 1-2, after clamping, the insulating rope 2 is loosened to enable the locking piece 6 to rotate downwards (below the figure 1) around the pin shaft 8 on the opening groove 15 under the action of gravity to enable the clamping groove 11 of the locking piece 6 to be just clamped on the pin shaft 8 of the opening groove 15 of the second wire clamp 1-2, the upper ends of the first wire clamp 1-1 and the second wire clamp 1-2 can not be opened any more, so that the high-voltage wire is firmly clamped, and self-locking is completed.
Claims (9)
1. The utility model provides a from locking-type high voltage grounding fastener, includes the fastener body, set firmly insulating rope on the fastener body, set firmly conducting strip and fastening bolt who is used for connecting the earth connection on the fastener body, the fastener body includes first fastener and the second fastener that is in the same place through the connecting piece is articulated, cup jointed on the connecting piece and be used for controlling first fastener and second fastener and open or closed torsional spring, all be equipped with mutual correspondence and form the recess that is used for the joint high-voltage line on first fastener and the second fastener, its characterized in that: still include one end swing joint on first fastener, one end joint be used for restricting first fastener and the closed retaining member in second fastener upper portion and one end swing joint on the second fastener, one end joint be used for restricting the closed retaining member in first fastener and second fastener lower part on first fastener.
2. The self-locking high-voltage grounding clamp according to claim 1, characterized in that: the both sides of first fastener and second fastener all set firmly the stationary blade, the one end that the stationary blade is not connected first fastener and second fastener superposes each other to articulated together through the connecting piece.
3. The self-locking high-voltage grounding clamp according to claim 1 or 2, characterized in that: the one end of retaining member and chucking spare all is equipped with the draw-in groove.
4. The self-locking high voltage grounding clamp according to claim 3, characterized in that: the one end that first fastener and second fastener were equipped with the retaining member all is equipped with the open slot, set firmly the round pin axle that sets up along first fastener width direction on the open slot, the one end that the retaining member was not equipped with the draw-in groove rotates to be connected in the round pin epaxial of first fastener, and the one end joint that is equipped with the draw-in groove is in the round pin epaxial of second fastener.
5. The self-locking high-voltage grounding clamp according to any one of claims 1, 2 and 4, characterized in that: the first fastener all is equipped with the opening with the below of second fastener pin joint, all set firmly the round pin axle that sets up along first fastener width direction on the opening, chucking spare one end is rotated and is connected in second fastener open-ended round pin epaxially, and one end joint is in first fastener open-ended round pin epaxially.
6. The self-locking high voltage grounding clamp according to claim 5, characterized in that: still include that one end sets firmly on the connecting piece, one end sets firmly the extension spring that is used for restricting the retaining member upward movement on the retaining member, the one end that extension spring and retaining member are connected is close to first fastener.
7. The self-locking high-voltage grounding clamp according to claim 6, characterized in that: the retaining member is close to the one end that is equipped with the draw-in groove and has set firmly the pull ring, insulating rope sets firmly on the pull ring.
8. The self-locking high-voltage grounding clamp according to any one of claims 4, 6 and 7, characterized in that: the end of the first line clamp, which is not provided with the open slot, is longer than the end of the second line clamp, which is not provided with the open slot, or the end of the second line clamp, which is not provided with the open slot, is longer than the end of the first line clamp, which is not provided with the open slot.
9. The self-locking high voltage grounding clamp according to claim 8, characterized in that: and the first wire clamp and the second wire clamp are fixedly provided with a conducting strip and a fastening bolt which are used for connecting a grounding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921532642.0U CN210607692U (en) | 2019-09-16 | 2019-09-16 | Self-locking high-voltage grounding wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921532642.0U CN210607692U (en) | 2019-09-16 | 2019-09-16 | Self-locking high-voltage grounding wire clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210607692U true CN210607692U (en) | 2020-05-22 |
Family
ID=70695104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921532642.0U Active CN210607692U (en) | 2019-09-16 | 2019-09-16 | Self-locking high-voltage grounding wire clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210607692U (en) |
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2019
- 2019-09-16 CN CN201921532642.0U patent/CN210607692U/en active Active
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