CN108802437B - Connecting device for lightning arrester handover test - Google Patents
Connecting device for lightning arrester handover test Download PDFInfo
- Publication number
- CN108802437B CN108802437B CN201810547358.4A CN201810547358A CN108802437B CN 108802437 B CN108802437 B CN 108802437B CN 201810547358 A CN201810547358 A CN 201810547358A CN 108802437 B CN108802437 B CN 108802437B
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- Prior art keywords
- shaped base
- ball
- lightning arrester
- connection
- handover test
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- 239000000725 suspension Substances 0.000 claims abstract description 10
- 238000009413 insulation Methods 0.000 claims abstract description 5
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Images
Classifications
-
- 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
- G01R1/0416—Connectors, terminals
Abstract
The invention relates to the field of measuring devices, and discloses a connecting device for a lightning arrester handover test, which comprises a suspension part, an insulation part, a fixing part and a connecting part, wherein the suspension part is arranged on the upper surface of the connection part; the hanging part comprises a U-shaped base I and a connecting frame, and a connecting hole is formed in the middle of the connecting frame; the fixing part comprises a U-shaped base II and a ball fixing seat, a spherical groove is formed in the ball fixing seat, and an opening is formed in the spherical groove; two ends of the insulating part are respectively embedded into the U-shaped base I and the U-shaped base II and connected through bolts; the connecting portion is fixed in connecting rod one end including connecting ball, connecting rod and connection couple, connecting ball, and the connecting rod other end and connection couple fixed connection connect the ball and set up in spherical recess, and spherical recess's open-ended diameter is less than the diameter of connecting the ball. By adopting the connecting device for the lightning arrester handover test, the purpose of isolating high voltage from the ground is realized, current leakage can be effectively avoided, the test result precision and the test efficiency are improved, and the development of the lightning arrester handover test is facilitated.
Description
Technical Field
The invention relates to the field of measuring devices, in particular to a connecting device for a lightning arrester handover test.
Background
The lightning arrester is important power equipment in a transformer substation and plays a role in protecting two ends of a line or equipment from being impacted by large current and high voltage. According to the requirements of GB50150-2016, high-voltage tests such as 1mA direct-current voltage, insulation and the like are carried out on the lightning arrester before installation and operation, and the lightning arrester can be put into use after the test results are qualified.
At present, in order to ensure complete test site conditions and accurate and rigorous test results, a lightning arrester handover test is arranged to be completed in a normative test hall meeting the requirements of regulations. In order to ensure that the test has enough safety distance, the applicant innovatively adopts hoisting equipment such as a high vehicle to hoist the lightning arrester, and compared with the traditional floor type detection mode, the test efficiency and the test precision are higher. Because there is not relevant hooking device in the existing market, and adopt the rope made of hemp etc. of taking certainly to hang the arrester and can bring the following problem: the high car hook is made of metal, so that the leakage current under the voltage of 75% direct current 1mA is increased, and the test result is influenced.
Disclosure of Invention
The main purpose of the present invention is to provide a connecting device for connecting an arrester and a high-rise car hook, which can effectively avoid current leakage, improve the accuracy of test results and the test efficiency, and facilitate the development of a handover test of the arrester.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention relates to a connecting device for a lightning arrester handover test, which comprises a suspension part, an insulation part, a fixing part and a connecting part, wherein the suspension part is arranged on the upper surface of the connecting part; the hanging part comprises a U-shaped base I and a connecting frame fixed on the U-shaped base I, and a connecting hole is formed in the middle of the connecting frame; the fixing part comprises a U-shaped base II and a ball fixing seat fixed on the U-shaped base II, a spherical groove is formed in the ball fixing seat, and an opening is formed in the spherical groove; two ends of the insulating part are respectively embedded into the U-shaped base I and the U-shaped base II and are connected with the U-shaped base I and the U-shaped base II through bolts; the connecting portion is fixed in connecting rod one end including connecting ball, connecting rod and connection couple, connecting ball, and the connecting rod other end and connection couple fixed connection connect the ball and set up in spherical recess, and spherical recess's open-ended diameter is less than the diameter of connecting the ball.
Furthermore, the connecting hole comprises a connecting hole I and a connecting hole II, and a fixing hasp is arranged on the side face of the connecting hole II.
Furthermore, the connecting rod is also provided with a high-voltage lead connector.
Furthermore, the connecting hook is spoon-shaped.
Furthermore, the suspension part, the fixing part and the connecting part are made of rigid materials.
Furthermore, the insulating part adopts epoxy resin.
The invention has the following beneficial effects: by adopting the connecting device for the lightning arrester handover test, the purpose of isolating high voltage from the ground is realized, current leakage can be effectively avoided, the test result precision and the test efficiency are improved, and the development of the lightning arrester handover test is facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a suspension structure;
FIG. 3 is a schematic view of a fixing portion;
FIG. 4 is a schematic view of a connecting portion structure;
wherein the figures include the following reference numerals: 1. a hanging part; 2. an insulating section; 3. a fixed part; 4. a connecting portion; 5. a U-shaped base I; 6. a connecting frame; 7. a connecting hole I; 8. a connecting hole II; 9. fixing the hasp; 10. a U-shaped base II; 11. a sphere fixing seat; 12. a spherical recess; 13. an opening; 14. a connecting ball; 15. a connecting rod; 16. connecting a hook; 17. high-voltage lead wire connector.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1, the connecting device for lightning arrester handover test according to the present invention includes a suspension portion 1, an insulation portion 2, a fixing portion 3, and a connecting portion 4;
as shown in fig. 2, the hanging part comprises a U-shaped base I5 and a connecting frame 6 fixed on the U-shaped base I, the middle of the connecting frame is provided with a connecting hole, the connecting hole comprises a connecting hole I7 and a connecting hole II 8, and the side surface of the connecting hole II is provided with a fixing hasp 9; the hanging part is used for connecting hoisting equipment such as a crane and a high vehicle, and if the connecting part of the hoisting equipment is a hook, the hook is directly hooked on the connecting hole I; the connecting portion of some hoisting equipment is the wire rope cover, can't directly catch on a connecting hole, consequently in order to satisfy the requirement of different hoisting equipment, has set up side open-ended connecting hole II simultaneously on the link, can directly embolia the wire rope cover, in order to avoid the wire rope cover to drop, has set up fixed hasp at the side opening part of connecting hole II for seal the side opening.
As shown in fig. 3, the fixing portion includes a U-shaped base ii 10 and a ball fixing seat 11 fixed on the U-shaped base ii, the ball fixing seat is provided with a spherical groove 12, and the spherical groove is provided with an opening 13;
two ends of the insulating part are respectively embedded into the U-shaped base I and the U-shaped base II and are connected with the U-shaped base I and the U-shaped base II through bolts;
as shown in fig. 4, the connecting portion includes a connecting ball 14, a connecting rod 15 and a connecting hook 16, the connecting ball is fixed at one end of the connecting rod, and the other end of the connecting rod is fixedly connected with the connecting hook.
Connect the ball to set up in spherical recess, spherical recess's open-ended diameter is less than the diameter of connecting the ball, in order to avoid connecting the ball and deviate from, it can be in spherical recess 360 rotatory to connect the ball, the reason of adopting this setting is because the arrester is heavy, it is easy rotatory in the experimentation, and drive whole auxiliary connection device and rotate, can cause the dropout, safety problems such as focus skew, consequently adopt above-mentioned setting to make the arrester rotate the time only drive connecting portion rotatory, and whole auxiliary connection device can not rotate.
The connecting rod is also provided with a high-voltage lead connector 17 which provides a wiring position for high voltage of the test equipment.
The connecting hook is spoon-shaped, and the spoon shape is selected to effectively prevent the tripping phenomenon.
The suspension part, the fixing part and the connecting part are made of rigid materials, and the insulating part is made of epoxy resin.
The comparative data before and after the lightning arrester handover test is carried out by adopting the connecting device disclosed by the invention are as follows:
according to the table, the lightning arrester handover test can be effectively reduced by adopting the connecting device disclosed by the invention to carry out the lightning arrester handover test, the test result precision and the test efficiency are improved, and the development of the lightning arrester handover test is facilitated.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A connecting device for a lightning arrester handover test is characterized by comprising a suspension part (1), an insulation part (2), a fixing part (3) and a connecting part (4);
the hanging part (1) comprises a U-shaped base I (5) and a connecting frame (6) fixed on the U-shaped base I (5), and a connecting hole is formed in the middle of the connecting frame (6);
the fixing part (3) comprises a U-shaped base II (10) and a ball fixing seat (11) fixed on the U-shaped base II (10), a spherical groove (12) is formed in the ball fixing seat (11), and an opening (13) is formed in the spherical groove (12);
two ends of the insulating part (2) are respectively embedded into the U-shaped base I (5) and the U-shaped base II (10) and connected with the U-shaped base I (5) and the U-shaped base II (10) through bolts;
connecting portion (4) are including connecting ball (14), connecting rod (15) and connection couple (16), connect ball (14) and are fixed in connecting rod (15) one end, connecting rod (15) other end and connection couple (16) fixed connection, connect ball (14) and set up in spherical recess (12), and the diameter of opening (13) of spherical recess (12) is less than the diameter of connecting ball (14).
2. The connection device for the lightning arrester handover test according to claim 1, wherein the connection holes comprise a connection hole I (7) and a connection hole II (8), and a fixing buckle (9) is arranged on the side of the connection hole II (8).
3. The connecting device for lightning arrester handover test according to claim 1, characterized in that the connecting rod (15) is further provided with a high voltage lead connector (17).
4. A connection device for lightning arrester handover test according to claim 1, 2 or 3, characterized in that the connection hook (16) is scoop-shaped.
5. The connection device for lightning arrester handover test according to claim 1, 2 or 3, characterized in that the suspension part (1), the fixing part (3) and the connection part (4) are made of rigid material.
6. The connecting device for lightning arrester handover test according to claim 1, 2 or 3, characterized in that the insulating part (2) is made of epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547358.4A CN108802437B (en) | 2018-05-31 | 2018-05-31 | Connecting device for lightning arrester handover test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547358.4A CN108802437B (en) | 2018-05-31 | 2018-05-31 | Connecting device for lightning arrester handover test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108802437A CN108802437A (en) | 2018-11-13 |
| CN108802437B true CN108802437B (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810547358.4A Active CN108802437B (en) | 2018-05-31 | 2018-05-31 | Connecting device for lightning arrester handover test |
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| CN (1) | CN108802437B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201523207U (en) * | 2009-07-23 | 2010-07-07 | 曾秀艳 | Arrester safety device |
| CN102468619A (en) * | 2010-11-14 | 2012-05-23 | 河南省电力公司濮阳供电公司 | Lifter special for overhauling of 220-kilvolt overhead ground wire of power transmission line |
| CN202330626U (en) * | 2011-11-07 | 2012-07-11 | 江西省电力科学研究院 | Withstand voltage test platform of live line tool |
| CN103259219A (en) * | 2013-05-10 | 2013-08-21 | 嘉兴电力局 | Ball head connecting device of electric transmission line insulators |
| CN203572842U (en) * | 2013-10-15 | 2014-04-30 | 国家电网公司 | Lightning arrester experiment rack for transformer substation |
| CN204028135U (en) * | 2014-08-18 | 2014-12-17 | 张志权 | The reassembling type verifying attachment of small-sized lightning arrester |
| CN204143980U (en) * | 2014-06-23 | 2015-02-04 | 国家电网公司 | A kind of reversal of the natural order of things type lightning arrester |
| CN205643419U (en) * | 2016-05-27 | 2016-10-12 | 国网山东省电力公司冠县供电公司 | Novel preventative experiment of insulating safety tool device |
| CN106353661A (en) * | 2016-09-28 | 2017-01-25 | 国网冀北电力有限公司物资分公司 | Lifting device for checking and detecting inventory power equipment |
| CN206379673U (en) * | 2016-11-23 | 2017-08-04 | 中国南方电网有限责任公司超高压输电公司百色局 | Insulation branch, drawing, suspension rod quick connector |
| CN206697842U (en) * | 2017-05-10 | 2017-12-01 | 王景熙 | A kind of supply line's cross-arm hanger |
| CN207263790U (en) * | 2017-10-16 | 2018-04-20 | 国网河南鄢陵县供电公司 | The portable test stand of test of lightning arrester |
-
2018
- 2018-05-31 CN CN201810547358.4A patent/CN108802437B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201523207U (en) * | 2009-07-23 | 2010-07-07 | 曾秀艳 | Arrester safety device |
| CN102468619A (en) * | 2010-11-14 | 2012-05-23 | 河南省电力公司濮阳供电公司 | Lifter special for overhauling of 220-kilvolt overhead ground wire of power transmission line |
| CN202330626U (en) * | 2011-11-07 | 2012-07-11 | 江西省电力科学研究院 | Withstand voltage test platform of live line tool |
| CN103259219A (en) * | 2013-05-10 | 2013-08-21 | 嘉兴电力局 | Ball head connecting device of electric transmission line insulators |
| CN203572842U (en) * | 2013-10-15 | 2014-04-30 | 国家电网公司 | Lightning arrester experiment rack for transformer substation |
| CN204143980U (en) * | 2014-06-23 | 2015-02-04 | 国家电网公司 | A kind of reversal of the natural order of things type lightning arrester |
| CN204028135U (en) * | 2014-08-18 | 2014-12-17 | 张志权 | The reassembling type verifying attachment of small-sized lightning arrester |
| CN205643419U (en) * | 2016-05-27 | 2016-10-12 | 国网山东省电力公司冠县供电公司 | Novel preventative experiment of insulating safety tool device |
| CN106353661A (en) * | 2016-09-28 | 2017-01-25 | 国网冀北电力有限公司物资分公司 | Lifting device for checking and detecting inventory power equipment |
| CN206379673U (en) * | 2016-11-23 | 2017-08-04 | 中国南方电网有限责任公司超高压输电公司百色局 | Insulation branch, drawing, suspension rod quick connector |
| CN206697842U (en) * | 2017-05-10 | 2017-12-01 | 王景熙 | A kind of supply line's cross-arm hanger |
| CN207263790U (en) * | 2017-10-16 | 2018-04-20 | 国网河南鄢陵县供电公司 | The portable test stand of test of lightning arrester |
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| Publication number | Publication date |
|---|---|
| CN108802437A (en) | 2018-11-13 |
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