CN110618297A - Lightning arrester auxiliary testing device - Google Patents
Lightning arrester auxiliary testing device Download PDFInfo
- Publication number
- CN110618297A CN110618297A CN201910985277.7A CN201910985277A CN110618297A CN 110618297 A CN110618297 A CN 110618297A CN 201910985277 A CN201910985277 A CN 201910985277A CN 110618297 A CN110618297 A CN 110618297A
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- screw rod
- screw
- grounding
- groove
- arrester
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- General Physics & Mathematics (AREA)
- Thermistors And Varistors (AREA)
Abstract
The invention relates to an auxiliary testing device for a lightning arrester, which comprises a lower body and an upper body, wherein the lower body and the upper body are rotatably connected through a slide rail and a support column, the slide rail is arranged on the upper surface of the lower body, the support column is fixedly arranged on the lower surface of the upper body, the center of the upper body is provided with a fixed hole, the inside of the upper body is provided with a screw, the outer side end of the screw is provided with a rotating handle, the screw rod is provided with a screw, the inner side end of the screw rod is provided with an arc-shaped fixing ring, the screw rod is rotationally connected with the upper body through the screw, a placing groove is arranged in the center of the lower body, an insulating pad is arranged on the placing groove, a grounding groove is arranged in the center of the placing groove, the inner arm of the grounding groove is fixedly provided with an elastic sheet, the bottom of the grounding groove is provided with a grounding sheet, and the grounding sheet and the elastic sheet are also connected with a grounding wire; the invention has the advantages of convenient test, good fixing performance and accurate result.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to an auxiliary testing device for an arrester.
Background
In an electric power system, in order to protect electric power equipment from being attacked by thunder and lightning, an arrester is usually installed on the electric power equipment, before the arrester is installed and used, a test is required to be carried out on the arrester, parameters such as voltage and current and the like during the operation of the arrester are measured, whether the parameters are qualified is checked, so that the normal operation of an electric power circuit is ensured, at present, when electric power personnel carry out the test, the arrester is usually placed horizontally for testing or is carried out by hands, no special fixture exists, the test is very inconvenient, and because the arrester is kept in a vertical state during the use, in order to ensure the accuracy of test data, the test carried out when the arrester is in the vertical state is closer to real data, the lower contact effect is better, the measurement angle is more diversified, and the test result is more accurate; therefore, it is very necessary to provide an auxiliary testing device for lightning arresters, which is convenient to test, good in fixing performance and accurate in result.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the auxiliary testing device for the lightning arrester, which is convenient to test, good in fixing performance and accurate in result.
The purpose of the invention is realized as follows: the auxiliary testing device for the lightning arrester comprises a lower body and an upper body, wherein the lower body and the upper body are rotatably connected through a slide rail and a support column, the slide rail is arranged on the upper surface of the lower body, the support column is fixedly arranged on the lower surface of the upper body, the center of the upper body is provided with a fixed hole, the inside of the upper body is provided with a screw, the outer side end of the screw is provided with a rotating handle, the screw rod is provided with a screw, the inner side end of the screw rod is provided with an arc-shaped fixing ring, the screw rod is rotationally connected with the upper body through the screw, a placing groove is arranged in the center of the lower body, an insulating pad is arranged on the placing groove, a grounding groove is arranged in the center of the placing groove, the grounding groove is characterized in that an elastic sheet is fixedly arranged on the inner arm of the grounding groove, a grounding sheet is arranged at the bottom of the grounding groove, and the grounding sheet and the elastic sheet are further connected with a grounding wire.
The arc inner side of the fixing ring is provided with an epoxy resin insulating pad.
The number of the rotating handles, the screw rods and the fixing rings is two, and the rotating handles, the screw rods and the fixing rings are symmetrically arranged on the upper body.
The insulating pad material is epoxy, and the insulating pad middle part is provided with circular opening, and the opening diameter is unanimous in ground connection groove size.
The tail end of the screw rod is provided with an annular bulge.
The fixing ring is provided with a circular through hole, and an annular groove is formed in the inner side of the circular through hole.
The annular bulge is rotatably arranged in the annular groove.
The invention has the beneficial effects that: the invention relates to an auxiliary testing device for an arrester, which is characterized in that the arrester is fixedly arranged in a testing device mainly through the combination of an upper body and a lower body, a conductive end at the lower part of the arrester is clamped in a grounding groove and is contacted with a grounding sheet and a spring sheet, the grounding sheet and the spring sheet are also connected with a grounding wire, so that the grounding test at the lower part of the arrester is more stable, multi-angle measurement can be realized through rotating the upper body, the condition that the lower part of the arrester has electric leakage or power failure is placed, an insulating pad is arranged between the arrester and the lower body, the reliability of the device is improved, an epoxy resin insulating pad is arranged at the contact part of a fixing ring and the arrester, the friction force between the fixing ring and the arrester can be increased while the stability is improved, the rotating effect is more stable, the rotating handle and a screw rod are used for pushing the fixing ring, the upper body is provided with threads corresponding to the screw rod to form a rotary propelling effect, the annular bulge at the tail part of the screw rod pushes the fixing ring to move, and the annular bulge is rotationally arranged on the fixing ring, so that the rotation of the screw rod is not influenced, and the screw rod is clamped; the invention has the advantages of convenient test, good fixing performance and accurate result.
Drawings
FIG. 1 is a schematic front view of the present invention.
Figure 2 is a top view of the lower body of the present invention.
Figure 3 is a top view of the upper body of the present invention.
FIG. 4 is a schematic view of the connection structure of the screw and the fixing ring of the present invention.
FIG. 5 is a schematic view of the back of the retaining ring of the present invention.
In the figure, the lightning arrester comprises a lower body 1, a lower body 2, an upper body 3, a lightning arrester 4, a fixing ring 5, a screw rod 6, a rotary handle 7, a placing groove 8, an insulating pad 9, a supporting column 10, an elastic sheet 11, a grounding sheet 12, a grounding lead 13, a sliding rail 14, a grounding groove 15, a fixing hole 16, a screw 17, an annular bulge 18, a circular through hole 19 and an annular groove.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-5, the auxiliary testing device for the lightning arrester comprises a lower body 1 and an upper body 2, wherein the lower body 1 and the upper body 2 are rotatably connected through a sliding rail 13 and a supporting pillar 9, the sliding rail 13 is arranged on the upper surface of the lower body 1, the supporting pillar 9 is fixedly arranged on the lower surface of the upper body 2, a fixing hole 15 is arranged in the center of the upper body 2, a screw rod 5 is arranged inside the upper body 2, a rotating handle 6 is arranged at the outer side end of the screw rod 5, a screw 16 is arranged on the screw rod 5, an arc-shaped fixing ring 4 is arranged at the inner side end of the screw rod 5, the screw rod 5 is rotatably connected with the upper body 2 through the screw 16, a placing groove 7 is arranged in the center of the lower body 1, an insulating pad 8 is arranged on the placing groove 7, a grounding groove 14 is arranged in the center of the placing, the bottom of the grounding groove 14 is provided with a grounding strip 11, and the grounding strip 11 and the spring plate 10 are further connected with a grounding wire 12.
The invention relates to an auxiliary testing device for a lightning arrester, which is characterized in that a lightning arrester 3 is fixedly arranged in the testing device mainly through the combination of an upper body 2 and a lower body 1, a conductive end at the lower part of the lightning arrester 3 is clamped in a grounding groove 14 and is contacted with a grounding sheet 11 and an elastic sheet 10, the grounding sheet 11 and the elastic sheet 10 are connected with a grounding lead 12, so that the grounding test at the lower part of the lightning arrester 13 is more stable, multi-angle measurement can be realized through rotating the upper body 2, the condition that the lower part of the lightning arrester 13 has electric leakage or power failure is placed, an insulating pad 8 is arranged between the lightning arrester 13 and the lower body 1, the reliability of the device is improved, an epoxy resin insulating pad is arranged at the contact part of a fixing ring 4 and the lightning arrester 13, the friction force between the fixing ring 4 and the lightning arrester 13 can be increased while the stability is improved, the rotating effect is, the rotary handle 6 is rotated to enable the screw to move on the upper body 2, threads corresponding to the screw 5 are arranged on the upper body 2 to form a rotary propelling effect, the annular bulge 17 at the tail of the screw 5 pushes the fixing ring 4 to move, and the annular bulge 17 is rotationally arranged on the fixing ring 4, so that the rotation of the screw 5 is not influenced, and the screw is clamped; the invention has the advantages of convenient test, good fixing performance and accurate result.
Example 2
As shown in fig. 1-5, the auxiliary testing device for the lightning arrester comprises a lower body 1 and an upper body 2, wherein the lower body 1 and the upper body 2 are rotatably connected through a sliding rail 13 and a supporting pillar 9, the sliding rail 13 is arranged on the upper surface of the lower body 1, the supporting pillar 9 is fixedly arranged on the lower surface of the upper body 2, a fixing hole 15 is arranged in the center of the upper body 2, a screw rod 5 is arranged inside the upper body 2, a rotating handle 6 is arranged at the outer side end of the screw rod 5, a screw 16 is arranged on the screw rod 5, an arc-shaped fixing ring 4 is arranged at the inner side end of the screw rod 5, the screw rod 5 is rotatably connected with the upper body 2 through the screw 16, a placing groove 7 is arranged in the center of the lower body 1, an insulating pad 8 is arranged on the placing groove 7, a grounding groove 14 is arranged in the center of the placing, the bottom of the grounding groove 14 is provided with a grounding strip 11, and the grounding strip 11 and the spring plate 10 are further connected with a grounding wire 12.
The arc inboard of solid fixed ring 4 is provided with the insulating pad of epoxy, and the quantity of rotatory handle 6, screw rod 5, solid fixed ring 4 is two, and the symmetry sets up on upper portion body 2, and insulating 8 materials of filling up are epoxy, and insulating 8 middle parts of filling up are provided with circular opening, and the opening diameter is unanimous in 14 sizes of earthing channel, and the screw rod 5 end is provided with annular bulge 17, is provided with circular through-hole 18 on solid fixed ring 4, 18 inboards of circular through-hole are provided with ring channel 19, and the rotatable setting of annular bulge 17 is inside ring channel 19.
The invention relates to an auxiliary testing device for a lightning arrester, which is characterized in that a lightning arrester 3 is fixedly arranged in the testing device mainly through the combination of an upper body 2 and a lower body 1, a conductive end at the lower part of the lightning arrester 3 is clamped in a grounding groove 14 and is contacted with a grounding sheet 11 and an elastic sheet 10, the grounding sheet 11 and the elastic sheet 10 are connected with a grounding lead 12, so that the grounding test at the lower part of the lightning arrester 13 is more stable, multi-angle measurement can be realized through rotating the upper body 2, the condition that the lower part of the lightning arrester 13 has electric leakage or power failure is placed, an insulating pad 8 is arranged between the lightning arrester 13 and the lower body 1, the reliability of the device is improved, an epoxy resin insulating pad is arranged at the contact part of a fixing ring 4 and the lightning arrester 13, the friction force between the fixing ring 4 and the lightning arrester 13 can be increased while the stability is improved, the rotating effect is, the rotary handle 6 is rotated to enable the screw to move on the upper body 2, threads corresponding to the screw 5 are arranged on the upper body 2 to form a rotary propelling effect, the annular bulge 17 at the tail of the screw 5 pushes the fixing ring 4 to move, and the annular bulge 17 is rotationally arranged on the fixing ring 4, so that the rotation of the screw 5 is not influenced, and the screw is clamped; the invention has the advantages of convenient test, good fixing performance and accurate result.
Claims (7)
1. Supplementary testing arrangement of arrester, it includes lower part body and upper portion body, its characterized in that: the utility model discloses a grounding device, including upper portion body, support column, lower part body, screw rod, insulating pad, standing groove, grounding groove inner arm, the lower part body passes through the slide rail and the support column rotates to be connected with the upper portion body, the slide rail sets up at lower part body upper surface, the support column is fixed to be set up at upper portion body lower surface, upper portion body central authorities are provided with the fixed orifices, the inside screw rod that is provided with of upper portion body, the screw rod outside end is provided with rotatory handle, be provided with the screw on the screw rod, the screw rod medial extremity is provided with the arc solid fixed ring, the screw rod passes through the screw and is connected with upper portion body rotation, lower part body central authorities are provided with the standing groove, be provided with insulating the pad on the standing.
2. An arrester auxiliary test device according to claim 1, characterized in that: and an epoxy resin insulating pad is arranged on the inner side of the arc of the fixing ring.
3. An arrester auxiliary test device according to claim 1, characterized in that: the number of the rotating handles, the screw rods and the fixing rings is two, and the rotating handles, the screw rods and the fixing rings are symmetrically arranged on the upper body.
4. An arrester auxiliary test device according to claim 1, characterized in that: the insulating pad material is epoxy, and the insulating pad middle part is provided with circular opening, and the opening diameter is unanimous in ground connection groove size.
5. An arrester auxiliary test device according to claim 1, characterized in that: the tail end of the screw rod is provided with an annular bulge.
6. An arrester auxiliary test device according to claim 1, characterized in that: the fixing ring is provided with a circular through hole, and an annular groove is formed in the inner side of the circular through hole.
7. An arrester auxiliary test device according to claim 5, characterized in that: the annular bulge is rotatably arranged in the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910985277.7A CN110618297A (en) | 2019-10-16 | 2019-10-16 | Lightning arrester auxiliary testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910985277.7A CN110618297A (en) | 2019-10-16 | 2019-10-16 | Lightning arrester auxiliary testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110618297A true CN110618297A (en) | 2019-12-27 |
Family
ID=68925869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910985277.7A Pending CN110618297A (en) | 2019-10-16 | 2019-10-16 | Lightning arrester auxiliary testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110618297A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114859105A (en) * | 2022-07-07 | 2022-08-05 | 国网辽宁省电力有限公司 | Resistive current telemeter for lightning arrester |
-
2019
- 2019-10-16 CN CN201910985277.7A patent/CN110618297A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114859105A (en) * | 2022-07-07 | 2022-08-05 | 国网辽宁省电力有限公司 | Resistive current telemeter for lightning arrester |
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