CN211858930U - Auxiliary tool for mounting 10kV busbar type grounding wire - Google Patents
Auxiliary tool for mounting 10kV busbar type grounding wire Download PDFInfo
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- CN211858930U CN211858930U CN201922247266.7U CN201922247266U CN211858930U CN 211858930 U CN211858930 U CN 211858930U CN 201922247266 U CN201922247266 U CN 201922247266U CN 211858930 U CN211858930 U CN 211858930U
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- clamping plate
- piston
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- auxiliary tool
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- 230000003321 amplification Effects 0.000 claims abstract description 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 5
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000010720 hydraulic oil Substances 0.000 claims description 5
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 7
- 230000000694 effects Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a 10kV busbar type earth connection installs appurtenance, including insulating urceolus, first splint, second splint, be equipped with the insulating bar that can move along insulating urceolus axial in the insulating urceolus, the upper end of insulating urceolus is provided with wire clamping mechanism, wire clamping mechanism includes first splint and the second splint corresponding with first splint of fixing in insulating urceolus upper end, the one end that the second splint is close to insulating bar is provided with the push rod, set up powerful amplification device between push rod and the insulating bar; the first clamping plate is connected with a grounding wire. The utility model discloses utilize wire clamping mechanism and 10kV overhead line to be connected, compare the tradition and utilize the mode that the couple is connected, the utility model discloses when being connected with 10kV overhead line, stability is higher, is difficult for breaking away from with 10kV overhead line.
Description
Technical Field
The utility model relates to the field of electrical technology, in particular to appurtenance is installed to female type earth connection of 10 kV.
Background
At present, when a 10kV power transmission line is maintained, a grounding effect needs to be carried out on a 10kV overhead line firstly, the 10kV overhead line is connected with the ground by using a grounding device, and the safety of an operator is ensured.
The existing grounding device generally comprises a grounding wire, wherein one end of the grounding wire is provided with a hook, when in operation, the hook is hooked on a 10kV overhead wire by an operator, and the other end of the grounding wire is connected with the ground, so that the grounding operation is completed. Such grounding devices present disadvantages in that: this earthing device links to each other with the overhead line through the couple, and the poor stability of couple connection receives wind-force effect or earth connection and receives external force to drag the back couple and break away from with the overhead line easily, makes operating personnel take place to electrocute danger easily.
Such as: chinese patent publication No. CN204243237U, the name of the utility model is a 10kV overhead line articulates ground wire appurtenance, and this appurtenance mainly includes: the wire clamp comprises an insulating rod, a hook arranged at the upper end of the insulating rod and a cross rod arranged in the middle of the insulating rod, wherein the cross rod is used for hanging a wire clamp of a grounding wire. The utility model discloses a link to each other with 10kV overhead line through the couple, the poor stability that the couple is connected receives wind-force effect or earth connection and receives external force to drag the couple after dragging and break away from with overhead line easily, makes operating personnel take place to electrocute danger easily.
Disclosure of Invention
The utility model aims at solving current 10kV overhead line earthing device and linking to each other with 10kV overhead line through the couple when using, the poor stability that the couple is connected receives wind-force effect or earth connection and receives external force to drag and draw the back couple and break away from with overhead line easily, makes operating personnel take place to electrocute dangerous problem easily, provides a 10kV female row type earth connection appurtenance, can effectively solve above-mentioned problem.
The utility model aims at realizing through the following technical scheme: a10 kV busbar type grounding wire mounting auxiliary tool comprises an insulating outer cylinder, a first clamping plate and a second clamping plate, wherein an insulating operating rod capable of moving along the axial direction of the insulating outer cylinder is arranged in the insulating outer cylinder; the first clamping plate is connected with a grounding wire.
Utilize the utility model discloses during the operation of carrying out the ground connection, place 10kV overhead line between first splint and second splint, then operate insulating bar and make insulating bar rebound, promote the rebound of second splint for first splint and second splint press from both sides 10kV overhead line tightly, then connect the earth with earth connection one end. Because 10kV overhead line presss from both sides tightly between first splint and second splint, compare the tradition and utilize the mode that the couple is connected, the utility model discloses when being connected with 10kV overhead line, stability is higher, is difficult for breaking away from with 10kV overhead line. The force amplification device can improve the clamping force of the first clamping plate and the second clamping plate on the 10kV overhead line, the clamping effect is improved, and the connection is more stable.
Preferably, an internal thread sleeve is arranged in the insulating outer barrel, an internal thread hole is formed in the internal thread sleeve, the internal thread hole is formed in the axial direction of the insulating outer barrel, an external thread sleeve is sleeved on the insulating operating rod, an external thread is arranged on the external thread sleeve, and the external thread sleeve is in threaded connection with the internal thread hole. The insulating operating rod can move along the axial direction of the insulating outer barrel by rotating the insulating operating rod.
Preferably, the lower end of the insulated operating rod is provided with a rubber sleeve. The rubber sleeve can improve the comfort when the operator holds the insulating operating rod, and can further improve the insulating properties of the insulating operating rod.
Preferably, the insulated operating rod is made of phenolic plastic.
Preferably, the force amplifying device comprises a cylinder body, a first piston cavity is formed in one end, close to the insulating operating rod, of the cylinder body, a second piston cavity is formed in one end, close to the push rod, of the cylinder body, the first piston cavity is communicated with the second piston cavity, the cross-sectional area of the second piston cavity is larger than that of the first piston cavity, a first piston is arranged in the first piston cavity, a second piston is arranged in the second piston cavity, hydraulic oil is filled between the first piston and the second piston, the upper end of the insulating operating rod is abutted to the first piston, and one end, far away from the second clamping plate, of the push rod is connected with the second piston. The working principle of the force amplifying device is as follows: the insulating operating rod moves upwards to drive the first piston to move upwards, and when the first piston moves upwards, the second piston moves upwards under the action of hydraulic oil so as to push the push rod and the second clamping plate to move upwards; because the cross-sectional area of the second piston cavity is larger than that of the first piston cavity, and the area of the second piston is also larger than that of the first piston, the pressure acting on the second piston is larger than that on the first piston, so that the effect of amplifying the pressure is achieved, the clamping force of the wire clamping mechanism is improved, and the stability of the wire clamping mechanism in connection with a 10kV overhead line is improved.
Preferably, the first clamping plate is L-shaped, a sliding groove is formed in the first clamping plate, a sliding block matched with the sliding groove is arranged on one side of the second clamping plate, and the sliding block is connected in the sliding groove in a sliding mode.
Preferably, the first clamping plate is fixed at the upper end of the insulating outer cylinder through a bolt.
Preferably, a first clamping groove is formed in one side, close to the second clamping plate, of the first clamping plate, a second clamping groove corresponding to the first clamping groove is formed in the second clamping plate, and the cross sections of the first clamping groove and the second clamping groove are both semicircular.
The utility model has the advantages that: the utility model discloses utilize wire clamping mechanism and 10kV overhead line to be connected, compare the tradition and utilize the mode that the couple is connected, the utility model discloses when being connected with 10kV overhead line, stability is higher, is difficult for breaking away from with 10kV overhead line.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is a schematic structural view of the second splint.
Fig. 3 is an enlarged view of a portion a in fig. 1.
Fig. 4 is an enlarged view of a portion B in fig. 1.
In the figure: 1. insulating urceolus, 2, internal thread sleeve, 3, insulating bar, 4, external thread sleeve, 5, rubber sleeve, 6, push rod, 7, first splint, 8, second splint, 9, spout, 10, first draw-in groove, 11, second draw-in groove, 12, earth connection, 13, slider, 14, bolt, 15, cylinder body, 16, first piston chamber, 17, second piston chamber, 18, first piston, 19, second piston, 20, electrically conductive connecting block, 21, line hole, 22, screw.
Detailed Description
The invention will be further described with reference to the following detailed description and accompanying drawings.
Example 1:
as shown in fig. 1 to 4, an auxiliary tool for installing a 10kV busbar type ground wire includes an insulating outer cylinder 1, a first clamping plate 7, and a second clamping plate 8. The insulating outer cylinder 1 is cylindrical. The insulating outer cylinder 1 is made of an insulating material. An insulating operating rod 3 which can move along the axial direction of the insulating outer cylinder 1 is arranged in the insulating outer cylinder 1. The insulating operating rod 3 is of a round rod-shaped structure. The insulated operating rod 3 is made of phenolic plastic. The lower end of the insulated operating rod 3 is provided with a rubber sleeve 5. An internal thread sleeve 2 is fixedly arranged in the insulating outer cylinder 1, and an internal thread hole is formed in the internal thread sleeve 2. The internal thread hole is arranged along the axial direction of the insulating outer cylinder 1. The cover is equipped with external screw thread sleeve 4 on insulating bar 3, is provided with the external screw thread on the external screw thread sleeve 4, and 4 threaded connection of external screw thread sleeve are in the internal thread hole.
The upper end of the insulating outer cylinder 1 is provided with a wire clamping mechanism. The wire clamping mechanism comprises a first clamping plate 7 fixed at the upper end of the insulating outer cylinder 1 and a second clamping plate 8 corresponding to the first clamping plate 7. The first clamping plate 7 is fixed on the upper end of the insulating outer cylinder 1 through a bolt 14. The first clamping plate 7 is L-shaped. The first clamping plate 7 is provided with a sliding groove 9, one side of the second clamping plate 8 is provided with a sliding block 13 matched with the sliding groove 9, and the sliding block 13 is connected in the sliding groove 9 in a sliding mode. One side of the first clamping plate 7 close to the second clamping plate 8 is provided with a first clamping groove 10, the second clamping plate 8 is provided with a second clamping groove 11 corresponding to the first clamping groove 10, and the cross sections of the first clamping groove 10 and the second clamping groove 11 are semicircular. One end of the second clamping plate 8 close to the insulating operation rod 3 is provided with a push rod 6. A force amplifying device is arranged between the push rod 6 and the insulating operating rod 3. The force amplification means comprises a cylinder 15. A first piston cavity 16 is arranged at one end of the cylinder body 15 close to the insulating operation rod 3, and a second piston cavity 17 is arranged at one end of the cylinder body 15 close to the push rod 6. The first piston chamber 16 and the second piston chamber 17 communicate. The cross-sectional area of the second piston chamber 17 is larger than the cross-sectional area of the first piston chamber 16. A first piston 18 is disposed in the first piston chamber 16 and a second piston 19 is disposed in the second piston chamber 17. The first piston 18 and the second piston 19 are filled with hydraulic oil therebetween. The upper end of the insulating operating rod 3 abuts against the first piston 18, and the end of the push rod 6 away from the second clamping plate 8 is connected with the second piston 19. The working principle of the force amplifying device is as follows: the insulating operating rod moves upwards to drive the first piston to move upwards, and when the first piston moves upwards, the second piston moves upwards under the action of hydraulic oil so as to push the push rod and the second clamping plate to move upwards; because the cross-sectional area of the second piston cavity is larger than that of the first piston cavity, and the area of the second piston is also larger than that of the first piston, the pressure acting on the second piston is larger than that on the first piston, so that the effect of amplifying the pressure is achieved, the clamping force of the wire clamping mechanism is improved, and the stability of the wire clamping mechanism in connection with a 10kV overhead line is improved.
The first clamping plate 7 is provided with a grounding wire connecting device, and a grounding wire 12 is connected to the grounding wire connecting device. The grounding wire connecting device comprises a conductive connecting block 20, and a wire hole 21 is arranged on the conductive connecting block 20. One end of the grounding wire 12 is inserted into the wire hole 21, a threaded hole is arranged on one side of the wire hole 21, a screw 22 is connected with the threaded hole in a threaded mode, and the front end of the screw 22 is tightly pressed against the grounding wire 12. Inserting the grounding wire into the wire hole, and then screwing the screw to connect the grounding wire with the first clamping plate; the screw is unscrewed, and then the grounding wire is pulled out of the wire hole, so that the grounding wire can be detached.
Utilize the utility model discloses during the operation of carrying out the ground connection, place 10kV overhead line between first splint and second splint, then operate insulating bar and make insulating bar rebound, promote the rebound of second splint for first splint and second splint press from both sides 10kV overhead line tightly, then connect the earth with earth connection one end. Because 10kV overhead line presss from both sides tightly between first splint and second splint, compare the tradition and utilize the mode that the couple is connected, the utility model discloses when being connected with 10kV overhead line, stability is higher, is difficult for breaking away from with 10kV overhead line. The force amplification device can improve the clamping force of the first clamping plate and the second clamping plate on the 10kV overhead line, the clamping effect is improved, and the connection is more stable. The grounding wire connecting device facilitates the connection and the disassembly between the grounding wire and the first clamping plate.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (8)
1. The utility model provides a appurtenance is installed to female type earth connection of 10kV which characterized in that: the wire clamping mechanism comprises a first clamping plate and a second clamping plate which are fixed at the upper end of the insulating outer barrel, a push rod is arranged at one end, close to the insulating operating rod, of the second clamping plate, and a force amplifying device is arranged between the push rod and the insulating operating rod; the first clamping plate is connected with a grounding wire.
2. The 10kV busbar type ground wire installation auxiliary tool as claimed in claim 1, wherein an internal threaded sleeve is provided in the insulating outer cylinder, an internal threaded hole is provided in the internal threaded sleeve, the internal threaded hole is provided in an axial direction of the insulating outer cylinder, an external threaded sleeve is sleeved on the insulating operating rod, an external thread is provided on the external threaded sleeve, and the external threaded sleeve is screwed in the internal threaded hole.
3. The 10kV busbar type ground wire installation auxiliary tool according to claim 1, wherein a rubber sleeve is provided at a lower end of the insulating operating rod.
4. The 10kV busbar type ground wire installation auxiliary tool according to claim 1, wherein the insulating operating rod is made of phenolic plastic.
5. The 10kV busbar type ground wire installation auxiliary tool according to claim 1, wherein the force amplification device comprises a cylinder body, a first piston cavity is arranged at one end, close to the insulating operating rod, in the cylinder body, a second piston cavity is arranged at one end, close to the push rod, in the cylinder body, the first piston cavity is communicated with the second piston cavity, the cross-sectional area of the second piston cavity is larger than that of the first piston cavity, a first piston is arranged in the first piston cavity, a second piston is arranged in the second piston cavity, hydraulic oil is filled between the first piston and the second piston, the upper end of the insulating operating rod abuts against the first piston, and one end, far away from the second clamping plate, of the push rod is connected with the second piston.
6. The 10kV busbar type grounding wire installation auxiliary tool as claimed in claim 1, wherein the first clamping plate is L-shaped, a sliding groove is formed in the first clamping plate, a sliding block matched with the sliding groove is arranged on one side of the second clamping plate, and the sliding block is slidably connected in the sliding groove.
7. The 10kV busbar type ground wire installation auxiliary tool according to claim 1, wherein the first clamp plate is fixed to an upper end of the insulating outer cylinder by a bolt.
8. The 10kV busbar type ground wire installation auxiliary tool according to claim 1, wherein a first clamping groove is formed in one side, close to the second clamping plate, of the first clamping plate, a second clamping groove corresponding to the first clamping groove is formed in the second clamping plate, and the cross sections of the first clamping groove and the second clamping groove are semicircular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922247266.7U CN211858930U (en) | 2019-12-13 | 2019-12-13 | Auxiliary tool for mounting 10kV busbar type grounding wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922247266.7U CN211858930U (en) | 2019-12-13 | 2019-12-13 | Auxiliary tool for mounting 10kV busbar type grounding wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211858930U true CN211858930U (en) | 2020-11-03 |
Family
ID=73215359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922247266.7U Active CN211858930U (en) | 2019-12-13 | 2019-12-13 | Auxiliary tool for mounting 10kV busbar type grounding wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211858930U (en) |
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2019
- 2019-12-13 CN CN201922247266.7U patent/CN211858930U/en active Active
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