CN110137850B - Multifunctional lead end clamp for lead grounding wire - Google Patents
Multifunctional lead end clamp for lead grounding wire Download PDFInfo
- Publication number
- CN110137850B CN110137850B CN201910450236.8A CN201910450236A CN110137850B CN 110137850 B CN110137850 B CN 110137850B CN 201910450236 A CN201910450236 A CN 201910450236A CN 110137850 B CN110137850 B CN 110137850B
- Authority
- CN
- China
- Prior art keywords
- hole
- shaped
- plate
- positioning
- inverted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000003044 adaptive effect Effects 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Landscapes
- Measurement Of Resistance Or Impedance (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention belongs to the technical field of high-voltage line overhaul and maintenance application, and particularly discloses a multifunctional lead grounding wire lead end clamp which comprises a base adjusting assembly and a lead end clamp assembly matched with the base adjusting assembly. The multifunctional lead grounding wire lead end clamp has the beneficial effects that: the base adjusting assembly and the lead end clamp assembly structure which are used in a matched mode are reasonable in design structure, can be subjected to adaptive accurate lifting adjustment according to actual use requirements, can also be subjected to adaptive stable and efficient angle adjustment according to the actual use requirements, are firm in positioning after adjustment, and are simultaneously fastened in assembly connection positioning and use safety with wires to be overhauled and maintained.
Description
Technical Field
The invention belongs to the technical field of high-voltage line overhaul, maintenance and application, and particularly relates to a multifunctional lead grounding wire lead end clamp.
Background
High voltage lines are generally referred to as transmission lines that carry voltages above 10KV (including 10 KV). According to GB/T2900.50-2008, definition 2.1 specifies that high pressures are generally free of 1000V. The voltage class of the high-voltage transmission line in China is generally divided into: 35KV, 110KV, 220KV, 330KV, 500KV, 750KV and the like.
In the daily maintenance of the high-voltage line, the ground protection treatment action is required to be performed so as to ensure the safety of operators. The grounding wire end clamp is a part connected with a line to be overhauled and maintained, is usually matched with a grounding rod to finish safe conductive operation, and the existing grounding wire end clamp matched with the grounding rod cannot be adaptively adjusted according to specific use occasions, such as height lifting adjustment, inclination angle adjustment and the like, and meanwhile, the hidden danger of separating the line to be overhauled and maintained is not firm in integral structure positioning, so that the safety and high-efficiency maintenance requirements of the existing high-voltage line cannot be met, and the problem is currently to be solved urgently.
Accordingly, based on the above-mentioned problems, the present invention provides a multifunctional wire grounding wire end card.
Disclosure of Invention
The invention aims to: the invention aims to provide a multifunctional lead grounding wire lead end clamp, which has a reasonable design structure, and a base adjusting component and a lead end clamp component which are matched for use can carry out adaptive accurate lifting adjustment according to actual use requirements, can also carry out adaptive stable and efficient angle adjustment according to the actual use requirements, is firm in positioning after adjustment, is fixedly positioned, is fixedly connected with a lead to be overhauled and maintained in an assembly mode, and is safe to use.
The technical scheme is as follows: the invention provides a multifunctional lead grounding wire lead end clamp which consists of a base adjusting assembly and a lead end clamp assembly matched with the base adjusting assembly for use; the base adjusting component comprises a conical seat, a connecting ring arranged on one surface of the conical seat, a first thread groove, a second thread groove, an external threaded rod, a positioning lug plate and a lug plate through hole, wherein the first thread groove and the second thread groove are respectively arranged in the conical seat and the connecting ring, the external threaded rod penetrates through the conical seat and the connecting ring through the first thread groove and the second thread groove, the positioning lug plate is arranged at one end of the external threaded rod, and the lug plate through hole is arranged in the positioning lug plate; the wire end clamping assembly comprises an inverted U-shaped seat, a first inverted U-shaped seat through hole and a second inverted U-shaped seat through hole which are symmetrically arranged in the inverted U-shaped seat, a clamping groove which is arranged in one face of the inverted U-shaped seat, a first positioning screw rod and a first fastening nut which are used for connecting the positioning lug plate and the inverted U-shaped seat through the lug plate through hole, the first inverted U-shaped seat through hole and the second inverted U-shaped seat through hole, a conical column which is arranged on the other face of the inverted U-shaped seat, a vertical connecting rod which is arranged on one face of the conical column, and a first vertical connecting rod through hole and a second vertical connecting rod through hole which are arranged in two ends of the vertical connecting rod; the wire end clamping assembly comprises a U-shaped clamping plate, a first screw through hole and a second screw through hole which are symmetrically arranged in the U-shaped clamping plate, a group of first vertical lug plates and a group of second vertical lug plates which are symmetrically arranged at two ends of the U-shaped clamping plate, a first vertical lug plate through hole and a second vertical lug plate through hole which are respectively arranged in the group of first vertical lug plates and the group of second vertical lug plates, a second positioning screw, a second fastening nut, a third positioning screw and a third fastening nut which are used for connecting the vertical connecting rod and the U-shaped clamping plate through the first screw through hole, the second screw through hole, the first vertical connecting rod through hole and the second vertical connecting rod through hole, and a concave clamping plate through hole, and a fourth positioning screw and a fourth fastening nut which are used for connecting the U-shaped clamping plate and the concave clamping plate through the first vertical lug plate through hole and the concave clamping plate through hole.
According to the technical scheme, the multifunctional lead grounding wire end clamp further comprises a positioning block arranged on the outer wall of the connecting ring, a transverse threaded rod arranged on one surface of the positioning block, a transverse threaded rod fastening nut and a strip-shaped auxiliary limiting plate connected with the transverse threaded rod, wherein one end of the strip-shaped auxiliary limiting plate is provided with a first strip-shaped auxiliary limiting plate through hole and a second strip-shaped auxiliary limiting plate through hole which are matched with the first positioning screw rod and the transverse threaded rod, and the other end of the strip-shaped auxiliary limiting plate through hole is provided with a second positioning screw rod through hole and a third positioning screw rod through hole which are matched with the second positioning screw rod and the third positioning screw rod.
According to the technical scheme, the multifunctional wire grounding wire end clamp further comprises a locking adjusting screw rod, a locking adjusting nut, a wire connecting plate and a wire hole, wherein the locking adjusting screw rod and the locking adjusting nut are matched with a group of second vertical lug plates and second vertical lug plate through holes, the wire connecting plate is arranged on the locking adjusting screw rod, the wire hole is arranged on one side of the wire connecting plate, and the wire connecting plate through hole is formed in one end of the wire connecting plate and is connected with the locking adjusting screw rod.
According to the technical scheme, the multifunctional wire grounding wire end clamp further comprises auxiliary concave limiting lug plates which are arranged on the outer walls of the two sides of the U-shaped clamping plate and matched with the concave clamping plate for use, and the auxiliary concave limiting lug plates are used for positioning wires.
Compared with the prior art, the multifunctional lead grounding wire lead end clamp has the beneficial effects that: the base adjusting assembly and the lead end clamp assembly structure which are used in a matched mode are reasonable in design structure, can be subjected to adaptive accurate lifting adjustment according to actual use requirements, can also be subjected to adaptive stable and efficient angle adjustment according to the actual use requirements, are firm in positioning after adjustment, and are simultaneously fastened in assembly connection positioning and use safety with wires to be overhauled and maintained.
Drawings
FIG. 1 is a schematic diagram of a multi-functional wire grounding wire end card of the present invention;
FIG. 2 is a schematic left-hand structural view of a portion of the components of the multi-functional wire-to-wire ground wire end card of the present invention;
fig. 3 is a schematic diagram of the structure of the various components of the multi-functional wire grounding wire end card of the present invention.
Detailed Description
The invention is further elucidated below in connection with the drawings and the specific embodiments.
Example 1
The multifunctional lead grounding wire lead end clamp shown in figures 1, 2 and 3 consists of a base adjusting component and a lead end clamp component matched with the base adjusting component for use; the base adjusting assembly comprises a conical seat 1, a connecting ring 2 arranged on one surface of the conical seat 1, a first thread groove 3 and a second thread groove 4 which are respectively arranged in the conical seat 1 and the connecting ring 2, an external threaded rod 5 penetrating through the conical seat 1 and the connecting ring 2 through the first thread groove 3 and the second thread groove 4, a positioning lug plate 10 arranged at one end of the external threaded rod 5, and a lug plate through hole 13 arranged in the positioning lug plate 10; the wire end clamping assembly comprises an inverted U-shaped seat 8-1 matched with a positioning lug plate 10, a first inverted U-shaped seat through hole 11 and a second inverted U-shaped seat through hole 12 symmetrically arranged in the inverted U-shaped seat 8-1, a clamping groove 9 arranged in one face of the inverted U-shaped seat 8-1, a first positioning screw 14 and a first fastening nut 21 for connecting the positioning lug plate 10 and the inverted U-shaped seat 8-1 through the lug plate through hole 13, the first inverted U-shaped seat through hole 11 and the second inverted U-shaped seat through hole 12, a conical column 8 arranged on the other face of the inverted U-shaped seat 8-1, a vertical connecting rod 22 arranged on one face of the conical column 8, a first vertical connecting rod through hole 23 and a second vertical connecting rod through hole 24 arranged in two ends of the vertical connecting rod 22; the wire end clamping assembly comprises a U-shaped clamping plate 25, a first screw through hole 26 and a second screw through hole 27 which are symmetrically arranged in the U-shaped clamping plate 25, a group of first vertical lug plates 32 and a group of second vertical lug plates 33 which are symmetrically arranged at two ends of the U-shaped clamping plate 25, a first vertical lug plate through hole 34 and a second vertical lug plate through hole 35 which are respectively arranged in the group of first vertical lug plates 32 and the group of second vertical lug plates 33, a second positioning screw 28, a second fastening nut 29, a third positioning screw 30 and a third fastening nut 31 which are used for connecting the U-shaped clamping plate 25 through the first screw through hole 26, the second screw through hole 27, the first vertical connecting rod through hole 23 and the second vertical connecting rod through hole 24, a concave clamping plate 36 which is used in cooperation with the U-shaped clamping plate 25, and a fourth positioning screw 38 and a fourth fastening nut 39 which are used for connecting the U-shaped clamping plate 25 with the concave clamping plate 36 through the first vertical lug plate through hole 34 and the concave clamping plate 37.
Specifically, during lifting adjustment, the relative positions of the external threaded rod 5 in the conical seat 1 and the connecting ring 2 can be adjusted by rotating the external threaded rod 5, so that lifting adjustment actions are completed; when the horizontal angle is adjusted, the inverted U-shaped seat 8-1 can be rotated after the first positioning screw rod 14 and the first fastening nut 21 are loosened, and the adjustment mode is convenient, efficient and accurate, and saves time and labor.
Example two
On the basis of the first embodiment, the multifunctional wire grounding wire end clamp further comprises a positioning block 16 arranged on the outer wall of the connecting ring 2, a transverse threaded rod 19 arranged on one surface of the positioning block 16, a transverse threaded rod fastening nut 20, and a strip-shaped auxiliary limiting plate 15 connected with the transverse threaded rod 19, wherein one end of the strip-shaped auxiliary limiting plate 15 is provided with a first strip-shaped auxiliary limiting plate through hole 18 and a second strip-shaped auxiliary limiting plate through hole 17 which are matched with the first positioning screw rod 14 and the transverse threaded rod 19, the other end of the strip-shaped auxiliary limiting plate 15 is provided with a second positioning screw rod through hole 43 and a third positioning screw rod through hole 42 which are matched with the second positioning screw rod 28 and the third positioning screw rod 30, when lifting adjustment and horizontal angle adjustment reach requirements, and after the fixing of the wire to be overhauled is completed, the strip-shaped auxiliary limiting plate 15 can strengthen auxiliary positioning actions, and the stability of connection and positioning firmness of the wire to be overhauled is improved.
Example III
On the basis of the second embodiment, the multifunctional wire grounding wire end clamp further comprises a locking adjusting screw 40, a locking adjusting nut 41, a wire connecting plate 44 and a wire hole 46, wherein the locking adjusting screw 40 is matched with the group of second vertical lug plates 33 and the second vertical lug plate through holes 35, the wire connecting plate 44 is arranged on the locking adjusting screw 40, the wire hole 46 is arranged on one surface of the wire connecting plate 44, and a wire connecting plate through hole 45 connected with the locking adjusting screw 40 is arranged in one end of the wire connecting plate 44 and is used for fixing a copper wire connected with a grounding rod, so that the safety of overhaul or maintenance operation is ensured.
Example IV
On the basis of the third embodiment, the multifunctional wire grounding wire end clip further comprises auxiliary concave limiting ear plates 47 which are arranged on the outer walls of the two sides of the U-shaped clamping plate 25 and matched with the concave clamping plate 36 for positioning the wire, so that falling-off is prevented.
The multifunctional lead grounding wire end clamp of the structure further comprises a transverse threaded through hole 7 arranged in one end of the external threaded rod 5 and a transverse grounding rod positioning screw rod 6 arranged in the transverse threaded through hole 7, and is used for realizing high-efficiency assembly with a grounding rod and facilitating replacement of the grounding rod.
The multifunctional lead grounding wire lead end clamp of the structure is reasonable in design structure, the connecting and adjusting assembly and the lead end clamp assembly structure which are used in a matched mode can carry out adaptive accurate lifting adjustment according to actual use requirements, and also can carry out adaptive stable and efficient angle adjustment (horizontal 180-degree adjustment) according to the actual use requirements, and after adjustment, the lead end clamp is firmly positioned, and meanwhile is fixedly positioned and fastened with lead assembly to be overhauled or maintained, so that the multifunctional lead grounding wire end clamp is safe to use.
The foregoing is merely a preferred embodiment of the invention, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the invention, which modifications would also be considered to be within the scope of the invention.
Claims (1)
1. Multifunctional wire grounding wire end clamp, its characterized in that: consists of a base adjusting component and a wire end clamp component matched with the base adjusting component for use; the base adjusting assembly comprises a conical seat (1), a connecting ring (2) arranged on one surface of the conical seat (1), a first thread groove (3) and a second thread groove (4) which are respectively arranged in the conical seat (1) and the connecting ring (2), an external threaded rod (5) penetrating through the conical seat (1) and the connecting ring (2) through the first thread groove (3) and the second thread groove (4), a positioning lug plate (10) arranged at one end of the external threaded rod (5), and a lug plate through hole (13) arranged in the positioning lug plate (10); the wire end clamping assembly comprises an inverted U-shaped seat (8-1) which is matched with a positioning lug plate (10) for use, a first inverted U-shaped seat through hole (11) and a second inverted U-shaped seat through hole (12) which are symmetrically arranged in the inverted U-shaped seat (8-1), a clamping groove (9) which is arranged in one face of the inverted U-shaped seat (8-1), a first positioning screw (14) which is used for connecting the positioning lug plate (10) and the inverted U-shaped seat (8-1) through the lug plate through hole (13), the first inverted U-shaped seat through hole (11) and the second inverted U-shaped seat through hole (12), a first fastening nut (21), a conical column (8) which is arranged on the other face of the inverted U-shaped seat (8-1), a vertical connecting rod (22) which is arranged on one face of the conical column (8), and a first vertical connecting rod through hole (23) and a second vertical connecting rod through hole (24) which are arranged in two ends of the vertical connecting rod (22); the wire end clamping assembly comprises a U-shaped clamping plate (25), a first screw through hole (26) and a second screw through hole (27) which are symmetrically arranged in the U-shaped clamping plate (25), a group of first vertical lug plates (32) and a group of second vertical lug plates (33) which are symmetrically arranged at two ends of the U-shaped clamping plate (25), a group of first vertical lug plates (32) and a group of second vertical lug plates (33), a first vertical lug plate through hole (34) and a second vertical lug plate through hole (35) which are respectively arranged in the group of first vertical lug plates (32) and the group of second vertical lug plates (33), a second positioning screw (28), a second fastening nut (29), a third positioning screw (30), a third fastening nut (31) which are symmetrically arranged at two ends of the U-shaped clamping plate (25), a fourth positioning screw (16) which is connected with the U-shaped clamping plate (25) by the first screw through hole (26), the second screw through hole (27), the first vertical connecting rod through hole (23), the second vertical connecting rod through hole (24), the third positioning screw (30), the third positioning screw (31) and the fourth positioning screw (16) which is connected with the U-shaped clamping plate (25) by the concave clamping plate through the first vertical lug plate through hole (37), the concave clamping plate through hole (36), the fourth positioning screw (16) which is arranged on the outer wall (16) is arranged, the strip-shaped auxiliary limiting plates (15) are connected with the transverse threaded rods (19), and auxiliary concave limiting lug plates (47) are arranged on the outer walls of the two sides of the U-shaped clamping plates (25) and matched with the concave clamping plates (36) for positioning the wires, one ends of the strip-shaped auxiliary limiting plates (15) are provided with first strip-shaped auxiliary limiting plate through holes (18) matched with the first positioning screw rods (14) and the transverse threaded rods (19), second strip-shaped auxiliary limiting plate through holes (17), and the other ends of the strip-shaped auxiliary limiting plates are provided with second positioning screw rod through holes (43) matched with the second positioning screw rods (28) and the third positioning screw rods (42); specifically, when in lifting adjustment, the relative positions of the external threaded rod (5) in the conical seat (1) and the connecting ring (2) can be adjusted by rotating the external threaded rod (5), so that lifting adjustment action is completed; when the horizontal angle is adjusted, the inverted U-shaped seat (8-1) is rotated after the first positioning screw rod (14) and the first fastening nut (21) are loosened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910450236.8A CN110137850B (en) | 2019-05-28 | 2019-05-28 | Multifunctional lead end clamp for lead grounding wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910450236.8A CN110137850B (en) | 2019-05-28 | 2019-05-28 | Multifunctional lead end clamp for lead grounding wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110137850A CN110137850A (en) | 2019-08-16 |
| CN110137850B true CN110137850B (en) | 2024-01-26 |
Family
ID=67582333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910450236.8A Active CN110137850B (en) | 2019-05-28 | 2019-05-28 | Multifunctional lead end clamp for lead grounding wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110137850B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002262428A (en) * | 2001-03-02 | 2002-09-13 | Yazaki Corp | Angulation device for wire component and angulation method |
| EP2034574A2 (en) * | 2007-09-04 | 2009-03-11 | LTB Leitungsbau GmbH | Securing element, device and method for securing open wires |
| WO2016000434A1 (en) * | 2014-07-03 | 2016-01-07 | 国家电网公司 | Quick wire connecting device and live wire connecting structure |
| WO2017012524A1 (en) * | 2015-07-17 | 2017-01-26 | 中国电力科学研究院 | Large-section conductor stripper |
| CN107332185A (en) * | 2017-07-11 | 2017-11-07 | 广西电网有限责任公司电力科学研究院 | A kind of line clamping device of rapid translating |
| CN206992601U (en) * | 2017-08-01 | 2018-02-09 | 江苏恒安电力工具有限公司 | A kind of power circuit with multilayer regulation location structure sets up fixture |
| CN207234285U (en) * | 2017-10-16 | 2018-04-13 | 云南电网有限责任公司电力科学研究院 | A kind of power tool bag apparatus |
| CN107947023A (en) * | 2018-01-10 | 2018-04-20 | 江苏恒安电力工具有限公司 | Portable double division routing trolleys |
| CN208265501U (en) * | 2018-04-09 | 2018-12-21 | 兴化市汤氏纺机制造有限公司 | A kind of guide wire applied to weaving loom |
| CN209658753U (en) * | 2019-05-28 | 2019-11-19 | 国网江苏省电力有限公司检修分公司 | Multifunction lead is grounded conductor wire end card |
-
2019
- 2019-05-28 CN CN201910450236.8A patent/CN110137850B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002262428A (en) * | 2001-03-02 | 2002-09-13 | Yazaki Corp | Angulation device for wire component and angulation method |
| EP2034574A2 (en) * | 2007-09-04 | 2009-03-11 | LTB Leitungsbau GmbH | Securing element, device and method for securing open wires |
| WO2016000434A1 (en) * | 2014-07-03 | 2016-01-07 | 国家电网公司 | Quick wire connecting device and live wire connecting structure |
| WO2017012524A1 (en) * | 2015-07-17 | 2017-01-26 | 中国电力科学研究院 | Large-section conductor stripper |
| CN107332185A (en) * | 2017-07-11 | 2017-11-07 | 广西电网有限责任公司电力科学研究院 | A kind of line clamping device of rapid translating |
| CN206992601U (en) * | 2017-08-01 | 2018-02-09 | 江苏恒安电力工具有限公司 | A kind of power circuit with multilayer regulation location structure sets up fixture |
| CN207234285U (en) * | 2017-10-16 | 2018-04-13 | 云南电网有限责任公司电力科学研究院 | A kind of power tool bag apparatus |
| CN107947023A (en) * | 2018-01-10 | 2018-04-20 | 江苏恒安电力工具有限公司 | Portable double division routing trolleys |
| CN208265501U (en) * | 2018-04-09 | 2018-12-21 | 兴化市汤氏纺机制造有限公司 | A kind of guide wire applied to weaving loom |
| CN209658753U (en) * | 2019-05-28 | 2019-11-19 | 国网江苏省电力有限公司检修分公司 | Multifunction lead is grounded conductor wire end card |
Non-Patent Citations (1)
| Title |
|---|
| 新型可调式多角度接地线夹的设计;王昌幼;;电力学报(第03期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110137850A (en) | 2019-08-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201315354Y (en) | Grounding wire clamp at gap bridge bus conducting wire end | |
| CN110137850B (en) | Multifunctional lead end clamp for lead grounding wire | |
| CN208142787U (en) | Aluminium alloy aerial insulated cable fixes device | |
| CN110071378B (en) | Multifunctional busbar grounding wire end clamp | |
| CN203288943U (en) | Intelligent switch installing accessory | |
| CN209658753U (en) | Multifunction lead is grounded conductor wire end card | |
| CN209896286U (en) | Grounding wire head capable of clamping at multiple angles | |
| CN204101590U (en) | Transformer neutral point test of lightning arrester insulating shielding device | |
| CN209626454U (en) | Multifunctional busbar is grounded conductor wire end card | |
| CN211351473U (en) | Insulator wire end clamp and clamp for replacing insulator | |
| CN220401395U (en) | Cable support | |
| CN208461209U (en) | Secondary screen top auxiliary bus-bar joint | |
| CN208608395U (en) | A kind of anticreep battery wire folder | |
| CN208423738U (en) | A kind of arrester that insert row is replaceable | |
| CN207624463U (en) | A kind of high-tension line needle type ceramic insulators | |
| CN213879222U (en) | Cable fixing device for distribution network live working | |
| CN207021637U (en) | Split conductor support transition fitting | |
| CN201868716U (en) | Overhead lead wiring tool | |
| CN218771300U (en) | Equipotential isolator | |
| CN207010181U (en) | Split conductor spacer | |
| CN215070865U (en) | Large-capacity reinforced lightning arrester for wind power plant | |
| CN216056271U (en) | Lightning arrester device and converter valve using same | |
| CN216672555U (en) | Lightning arrester mounting bracket | |
| CN222028892U (en) | Lightning arrester installation structure of dry-type transformer | |
| CN218334548U (en) | Aviation plug's connection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |