CN210628542U - Contact wire clamp - Google Patents
Contact wire clamp Download PDFInfo
- Publication number
- CN210628542U CN210628542U CN201920871010.0U CN201920871010U CN210628542U CN 210628542 U CN210628542 U CN 210628542U CN 201920871010 U CN201920871010 U CN 201920871010U CN 210628542 U CN210628542 U CN 210628542U
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- bolt
- clamping plate
- plate
- upper clamping
- side plate
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Abstract
The utility model provides a contact wire clamp, which comprises a clamp part, a braided copper strip and a grounding wire; the clamp part comprises a fixed part and a movable part; the fixing part comprises an upper clamping plate, a side plate vertically and fixedly connected with the upper clamping plate, and a connecting seat arranged at the lower part of the side plate and opposite to the upper clamping plate, wherein a threaded hole is formed in the connecting seat; the movable part comprises a bolt which is inserted in the threaded hole, the upper end of the bolt is provided with a lower clamping plate, and the plate surfaces of the upper clamping plate and the lower clamping plate are arranged oppositely; the side plate is sequentially provided with three threaded holes from top to bottom, and a first bolt, a second bolt and a third bolt are respectively arranged in the threaded holes; two ends of the braided copper strip are respectively fixedly connected with the first bolt and the second bolt. The utility model discloses a weave the copper strips through two connecting bolt and this body coupling of anchor clamps, rely on earthing device's dead weight to increase contact pressure, but greatly increased and electrical equipment's contact cross-section to shorten discharge time.
Description
Technical Field
The utility model belongs to the technical field of power equipment and specifically relates to a contact wire anchor clamps.
Background
The ground wire is a wire which is connected to the housing of the electrical equipment and the like and can lead out unsafe electric charges or leakage current generated due to various reasons. In the process of overhauling the transmission line, the ground wire must be connected after the line is powered off. During the repair and maintenance of electrical equipment, it is necessary to ensure reliable grounding of the equipment, usually by fixing a clamp to which a ground wire is connected to a conductor member of the grounding equipment. When carrying out high-order generating line ground connection operation, need carry the high-order operation of climbing instrument, if operating personnel falls over or the maloperation carelessly when the operation, lead to personnel's injury and take place the illegal accident of mistake electrified ground wire that articulates.
The subway contact net ground clamp in the market at present only carries out the contact locking through bolt and earth connection, and when the earth connection was hung the back, because of reasons such as gravity, the condition such as slope, gap easily produced between binding clip and the contact net leads to the electricity and presss from both sides and contact line stress inhomogeneous, contact failure between the line, and the conducting capacity descends.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a contact wire anchor clamps to solve the inhomogeneous problem of current contact wire anchor clamps atress.
The utility model discloses a realize like this: a contact wire clamp comprises a clamp part, a braided copper strip and a grounding wire;
the clamp part comprises a fixed part and a movable part; the fixing part comprises an upper clamping plate, a side plate vertically and fixedly connected with the upper clamping plate, and a connecting seat arranged at the lower part of the side plate and opposite to the upper clamping plate, wherein a threaded hole is formed in the connecting seat; the movable part comprises a bolt which is inserted into the threaded hole, a lower clamping plate is arranged at the upper end of the bolt, and the upper clamping plate and the lower clamping plate are oppositely arranged; the side plate is sequentially provided with three threaded holes from top to bottom, and a first bolt, a second bolt and a third bolt are arranged in the threaded holes respectively; the two ends of the woven copper strip are connecting ends, and the two ends of the woven copper strip are fixedly connected with the first bolt and the second bolt respectively.
Preferably, a wiring terminal is arranged at the upper end of the grounding wire, and the wiring terminal is connected with the side plate through the second bolt and the third bolt.
Preferably, a polygonal base is arranged at the bottom of the bolt, and the bottom of the bolt is connected with the insulating rod.
Preferably, a first groove for accommodating the contact wire is provided on the plate surface of the upper clamping plate, and a second groove for accommodating the contact wire is provided on the plate surface of the lower clamping plate.
Preferably, the first groove and the second groove are buckled to form a hollow round hole shape.
Preferably, one end of the upper clamping plate, which is opposite to the side plate, is provided with a limiting part.
Adopt above-mentioned technical scheme, the utility model discloses can use positioning fixture and soft copper belt ring dual mode to be connected with electrical equipment contact jaw, weave the copper strips and pass through two connecting bolt and this body coupling of anchor clamps, connect stably. Wherein adopt soft copper belt ring to connect, can rely on the dead weight of earthing device to increase contact pressure, but greatly increased and electrical equipment's contact cross-section to shorten the discharge time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic side view of fig. 1 of the present invention.
In the figure: 1-upper plate, 2-curb plate, 3-connecting seat, 4-bolts, 5-lower plate, 6-first bolt, 7-second bolt, 8-third bolt, 9-weaving copper strips, 10-first recess, 11-second recess, 13-spacing portion, 14-earth connection.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the present invention provides a contact wire clamp, which comprises a clamp part, a braided copper strip and a ground wire.
The clamp part comprises a fixed part and a movable part. The fixing part comprises an upper clamping plate 1, a side plate 2 vertically and fixedly connected with the upper clamping plate 1, and a connecting seat 3 arranged at the lower part of the side plate 2 and opposite to the upper clamping plate 1, and a threaded hole is formed in the connecting seat 3. The movable part is provided with lower plate 5 including alternating the bolt 4 of setting in the threaded hole in the upper end of bolt 4, and the face of punch holder 1 sets up with lower plate 5 relatively. A polygonal base is arranged at the bottom of the bolt 4, and the bottom of the bolt 4 is connected with an insulating rod. By rotating the insulating rod, the bolt 4 is rotated, and the upper and lower clamping plates are brought close to each other until the contact line is clamped.
Three threaded holes are sequentially formed in the side plate from top to bottom, a first bolt 6, a second bolt 7 and a third bolt 8 are respectively arranged in the threaded holes, and the three bolts are respectively used for connecting a woven copper strip and a grounding wire.
The two ends of the braided copper strip 9 are connecting ends, and the two ends of the braided copper strip are respectively fixedly connected with the first bolt and the second bolt, or respectively connected with any two bolts of the three bolts. The copper ring is formed by weaving the copper strip, the clamp is arranged at the contact end of the electrical equipment, the copper ring can be used for connection, the clamp part can be used for connection, and selection can be performed according to different point-placing terminals of the electrical equipment. Wherein the copper ring is adopted for connection, and the contact pressure is increased by the dead weight of the grounding device, so that the contact section with the electrical device can be greatly increased, the discharge time is shortened,
when the clamp is used, the grounding wire 14 is connected with a side plate of the clamp, a wiring terminal is arranged at the upper end of the grounding wire, preferably, a hole is formed in the wiring terminal, and the wiring terminal is connected with the side plate through a second bolt and a third bolt. When in use, the grounding wire is fixed on the side plate 2 through the connecting bolt.
Further, the utility model discloses be provided with the first recess 10 that is used for holding the contact wire on the face of punch holder 1, be provided with the second recess 11 that is used for holding the contact wire on the face of lower plate 5. The first groove 10 and the second groove 11 are buckled to form a hollow round hole shape. The contact wire can be clamped in the hollow round hole, so that the clamping stability of the clamp is further improved. The shapes of the first and second grooves can be adjusted according to the shape of the contact line to match the shape of the contact line.
The utility model discloses at upper plate 1 still be provided with spacing portion 13 with 2 relative one ends in position of curb plate, further carry on spacingly to the contact line.
Claims (6)
1. A contact wire clamp is characterized by comprising a clamp part, a braided copper strip and a grounding wire;
the clamp part comprises a fixed part and a movable part; the fixing part comprises an upper clamping plate, a side plate vertically and fixedly connected with the upper clamping plate, and a connecting seat arranged at the lower part of the side plate and opposite to the upper clamping plate, wherein a threaded hole is formed in the connecting seat; the movable part comprises a bolt which is inserted into the threaded hole, a lower clamping plate is arranged at the upper end of the bolt, and the upper clamping plate and the lower clamping plate are oppositely arranged; the side plate is sequentially provided with three threaded holes from top to bottom, and a first bolt, a second bolt and a third bolt are respectively arranged in the threaded holes from top to bottom; the two ends of the woven copper strip are connecting ends, and the two ends of the woven copper strip are fixedly connected with the first bolt and the second bolt respectively.
2. The contact wire clamp as claimed in claim 1, wherein a terminal is provided at an upper end of the ground wire, and the terminal is connected to the side plate via the second and third bolts.
3. The contact line fixture of claim 1, wherein a polygonal base is provided at the bottom of the bolt, and the bottom of the bolt is connected to an insulating rod.
4. The contact line fixture of claim 1, wherein said upper plate has a first recess formed in a surface thereof for receiving a contact line, and said lower plate has a second recess formed in a surface thereof for receiving a contact line.
5. The contact line fixture of claim 4, wherein said first recess and said second recess snap together to form a hollow round hole.
6. The contact line fixture of claim 5, wherein a stop is provided at an end of said upper clamping plate opposite to said side plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920871010.0U CN210628542U (en) | 2019-06-11 | 2019-06-11 | Contact wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920871010.0U CN210628542U (en) | 2019-06-11 | 2019-06-11 | Contact wire clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210628542U true CN210628542U (en) | 2020-05-26 |
Family
ID=70750830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920871010.0U Active CN210628542U (en) | 2019-06-11 | 2019-06-11 | Contact wire clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210628542U (en) |
-
2019
- 2019-06-11 CN CN201920871010.0U patent/CN210628542U/en active Active
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