CN115021187A - Suspension clamp for power line - Google Patents
Suspension clamp for power line Download PDFInfo
- Publication number
- CN115021187A CN115021187A CN202210813978.4A CN202210813978A CN115021187A CN 115021187 A CN115021187 A CN 115021187A CN 202210813978 A CN202210813978 A CN 202210813978A CN 115021187 A CN115021187 A CN 115021187A
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- Prior art keywords
- shaped
- bolt
- limiting
- plate
- clamp body
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Links
- 239000000725 suspension Substances 0.000 title claims abstract description 29
- 238000009434 installation Methods 0.000 claims description 9
- 239000010687 lubricating oil Substances 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 230000008719 thickening Effects 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 14
- 230000007774 longterm Effects 0.000 description 12
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
Classifications
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
Landscapes
- Clamps And Clips (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a suspension clamp for an electric power line, which comprises a clamp body, a pressing plate, a U-shaped bolt, a connecting bolt and a U-shaped hanging plate, wherein two sides of the lower end of the clamp body are symmetrically provided with two limiting grooves which protrude outwards, the limiting grooves are matched with the outer bottom of the U-shaped bolt, four limiting channels which protrude outwards are symmetrically arranged on the front end surface and the rear end surface of the clamp body above the limiting grooves and are matched with the screw rod of the U-shaped bolt, the U-shaped bolt is sequentially sleeved into the limiting grooves from bottom to top, the end heads of the screw rods of the U-shaped bolt are sequentially sleeved with outer fastening nuts which are distributed up and down, the outer side of the U-shaped bolt positioned on the same side on the pressing plate is provided with an arc-shaped structure which is formed by slightly inclining and extending outwards and upwards along the outer end surface of the U-shaped bolt, and the surfaces of the wire clamp body, the pressing plate, the U-shaped bolt, the U-shaped hanging plate, the connecting bolt, the limiting groove and the limiting channel are coated with wear-resistant layers; the invention has the advantages of good locking effect, good abrasion resistance effect and long service life.
Description
Technical Field
The invention belongs to the technical field of suspension hardware fittings for power lines, and particularly relates to a suspension clamp for a power line.
Background
The suspension clamp is used for fixing a lead on an insulator string of a linear tower, or suspending a lightning conductor on the linear tower, and can also be used for supporting the fixing of a transposed lead and a tension corner tower jumper on a transposed tower; there are two common types of suspension clamps, one being a boat-type suspension clamp and the other being a pre-twisted suspension clamp.
The existing boat-shaped suspension clamp mainly comprises U-shaped bolts, a clamp body and a pressing plate, for example, in the Chinese invention patent application with publication number CN105896431A, namely suspension clamp, two U-shaped wire loops are arranged in a clamp body, the pressing plate is arranged above the inner parts of the two U-shaped wire loops, locking nuts are freely arranged on the U-shaped wire loops, hanging pieces are arranged at the upper end parts of the clamp body, two ends of the clamp body are provided with downward bent bending parts, and an abrasion-proof protective glue layer is arranged in a wire passing channel in the clamp body, so that the suspension abrasion of wires can be effectively avoided; however, in the actual use process, the problem that the U-shaped wire ring is not ideal in effect of locking the locking nut for a long time, and becomes loose after a long time, so that potential safety hazards are caused exists, and meanwhile, due to the structural requirement, the number of rigid connections among all the parts is large, so that the problem that the wear is serious after the long time of actual use exists; in order to solve the above problems, it is necessary to develop a suspension clamp for an electric power line.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the suspension clamp for the power line, which has the advantages of good locking effect, good abrasion resistance effect and long service life.
The purpose of the invention is realized as follows: a suspension clamp for a power line comprises a clamp body, a pressing plate, a U-shaped bolt and a U-shaped hanging plate, wherein the U-shaped hanging plate is installed on the clamp body through a connecting bolt, two limiting grooves protruding outwards are symmetrically arranged on two sides of the lower end of the clamp body, the limiting grooves are matched with the outer bottom of the U-shaped bolt, four limiting channels protruding outwards are symmetrically arranged on the front end surface and the rear end surface of the clamp body above the limiting grooves and are matched with a screw rod of the U-shaped bolt, the U-shaped bolt is sequentially sleeved into the limiting grooves from bottom to top, a screw rod end head of the U-shaped bolt is sequentially sleeved with an outer fastening nut, a buffer spring and an inner fastening nut which are distributed from top to bottom after the limiting channels, the outer side of the U-shaped bolt on the same side of the pressing plate is provided with an arc-shaped structure which is formed by slightly extending upwards in an outwards inclined mode along the outer end surface of the U-shaped bolt, the surface of the wire clamp body, the pressing plate, the U-shaped bolts, the U-shaped hanging plates, the connecting bolts, the limiting grooves and the limiting channels are coated with wear-resistant layers.
Preferably, the screw end is provided with an installation ring plate which is fixedly connected with the buffer spring and is sleeved with the two ends of the buffer spring, and the screw end is provided with a gasket which is sleeved with the installation ring plate between the inner fastening nuts and the installation ring plate between the outer fastening nuts.
Preferably, the contact part of the connecting bolt and the U-shaped hanging plate is a polished rod, a bearing which is arranged at the bottom of the U-shaped hanging plate in an equal width mode is sleeved on the polished rod, and the bearing and the polished rod which are connected through sleeving after the lower portion of the U-shaped hanging plate is matched with the bearing and arranged in an outward expanding mode are installed on the wire clamp body.
Further preferably, the bearing is a CARB toroidal roller bearing.
Preferably, the interior bottom of U-shaped link plate is equipped with the matching the internal thread that connecting bolt external screw thread set up, internal thread's external diameter is a bit more than the external diameter setting of external thread, the internal thread is located the interdental bottom of U-shaped link plate bottom one side is equipped with the blind hole, the external thread with between the internal thread contact surface, hold lubricating oil in the blind hole.
Further preferably, the bottom of the blind hole is of a flask-shaped structure.
Further preferably, the bottom of the U-shaped hanging plate is provided with a thickened part.
Preferably, the wear-resistant layer is made of a nylon material.
Preferably, the wire clamp body, the limiting groove and the limiting channel are of an integrated structure.
Due to the adoption of the technical scheme, the invention has the beneficial effects that: the invention adopts the external fastening nut, the buffer spring and the internal fastening nut which are sequentially distributed up and down to replace the prior independent locking nut, the buffer spring and the two fastening nuts can effectively improve the locking capability of the U-shaped bolt, and the long-term locking effect is good; the invention adopts the limit groove matched with the outer bottom of the U-shaped bolt and the limit channel matched with the screw rod of the U-shaped bolt, so that the relative motion amplitude of the two is reduced as much as possible, and the abrasion is reduced; the outer end of the pressing plate is provided with the arc-shaped structure, so that the line is stressed uniformly when the line shakes between the pressing plate and the existing wire clamp body of which the outer end is of the arc-shaped structure, the abrasion is further reduced, and the service life is prolonged; in summary, the invention has the advantages of good locking effect, good abrasion resistance effect and long service life.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a front view of the platen of the present invention.
Fig. 3 is a side view structural diagram of a first implementation mode between the U-shaped hanging plate and the connecting bolt.
Fig. 4 is a side view schematic structure diagram of a second implementation mode between the U-shaped hanging plate and the connecting bolt.
Fig. 5 is a partial sectional structural view showing a relative positional relationship between an external thread, an internal thread, and the like in a second mode of realization between the U-shaped suspending plate and the connecting bolt of the present invention.
In the figure: 1. the clamp comprises a clamp body 2, a limiting groove 3, a U-shaped bolt 4, a limiting channel 5, a pressing plate 51, an arc-shaped structure 6, an inner fastening nut 7, a buffer spring 8, a mounting ring plate 9, a washer 10, an outer fastening nut 11, a connecting bolt 111, a polish rod 112, an external thread 12, a U-shaped hanging plate 121, an internal thread 122, a thickened part 123, a blind hole 124, a flask-shaped structure 125, lubricating oil 13, an outer connecting fastener 14 and a bearing.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
As shown in fig. 1 and 2, the invention provides a suspension clamp for an electric power line, which includes a clamp body 1, a pressing plate 5, a U-shaped bolt 3 and a U-shaped hanging plate 12, wherein the U-shaped hanging plate 12 is mounted on the clamp body 1 through a connecting bolt 13, which is the prior art and is not described herein again.
The lower extreme bilateral symmetry of fastener body 1 is equipped with two outside prominent spacing recesses 2, and spacing recess 2 matches the outer bottom setting of U-shaped bolt 3, and the top symmetry that lies in spacing recess 2 on the preceding, the rear end face of fastener body 1 is equipped with four outside prominent spacing passageways 4, and spacing passageway 4 matches the screw rod setting of U-shaped bolt 2. Specifically, two limiting grooves 2 and four limiting channels 4 which are matched with the U-shaped bolt 3 and used for accommodating the U-shaped bolt 3 can reduce the moving range of the U-shaped bolt 3 as much as possible, reduce the abrasion between the U-shaped bolt and a contact part, and are beneficial to long-term use.
The U-shaped bolt 3 is sequentially sleeved with the limiting groove 2 and the limiting channel 4 from bottom to top, and then the end of the screw rod is sequentially sleeved with the outer fastening nut 10, the buffer spring 7 and the inner fastening nut 6 which are distributed up and down. Particularly, the buffer spring 7 is beneficial to reducing the impact of the screw on the locking nut, the outer fastening nut 10 and the inner fastening nut 6 are equivalent to secondary locking, the locking effect of the locking nut on the screw is effectively improved by the three, and the looseness is not easily generated in the long-term use process.
The outer side of the U-bolt 3 on the same side of the pressure plate 5 has an arc-shaped structure 51 extending along the outer end surface thereof with a slight outward and upward inclination. Particularly, arc structure 51 is from the circuit top, and the arc outer end of current fastener body 1 is from the circuit below, the scope of rocking of common spacing circuit to make it comparatively even at the in-process atress that rocks, further wearing and tearing between the two are favorable to long-term the use.
The surface coating of fastener body 1, clamp plate 5, U-shaped bolt 3, U-shaped link plate 12, connecting bolt 13, spacing recess 2 and spacing passageway 4 has the wearing layer for improve the wear resistance of each part self, reduce wearing and tearing each other simultaneously, be favorable to increase of service life.
Preferably, the two ends of the screw, which are located on the end of the screw and are provided with the buffer springs 7, are sleeved with the mounting ring plates 8 which are fixedly connected with the buffer springs 7, so that the buffer springs 7 are stably mounted and the buffering effect of the buffer springs 7 is improved. And gaskets 9 are respectively sleeved on the screw end head between the mounting ring plate 7 and the inner fastening nut 6 and between the mounting ring plate 7 and the outer fastening nut 10, so that the locking effect of the outer fastening nut 10, the buffer spring 7 and the inner fastening nut 6 is integrally improved.
Preferably, as shown in fig. 3, the invention provides a first implementation manner between the U-shaped hanging plate 12 and the connecting bolt 11, a contact portion of the connecting bolt 11 and the U-shaped hanging plate 12 is a polished rod 111, the polished rod 111 is sleeved with a bearing 14 which is arranged with the same width as the bottom of the U-shaped hanging plate 12, and the lower portion of the U-shaped hanging plate 12 is arranged on the wire clamp body 1 by the bearing 14 and the polished rod 111 which are connected in a sleeved manner after being arranged to be matched with the bearing 14 to expand outwards. Specifically, the bearing 14 and the polish rod 111 enable the U-shaped hanging plate 12 and the connecting bolt 11 to rotate flexibly, so that rotational abrasion is avoided, and the abrasion between the U-shaped hanging plate 12 and the connecting bolt is reduced.
Further preferably, the bearing 14 is a CARB ring roller bearing, and the CARB ring roller bearing has self-aligning capability, and the self-aligning capability enables the U-shaped hanging plate 12 and the connecting bolt 11 to have axial displacement adjusting capability, which is helpful for reducing axial wear between the two.
Preferably, as shown in fig. 4 and 5, the present invention provides a second implementation manner between the U-shaped hanging plate 12 and the connecting bolt 11, wherein an inner bottom of the U-shaped hanging plate 12 is provided with an inner thread 121 matching with the outer thread 112 of the connecting bolt 11, an outer diameter of the inner thread 121 is slightly larger than an outer diameter of the outer thread 112, a blind hole 123 is provided at the interdental bottom of the inner thread 121 at one side of the bottom of the U-shaped hanging plate 12, and a lubricating oil 125 is contained in the blind hole 123 between contact surfaces of the outer thread 112 and the inner thread 121. The outer diameter of the internal thread 121 is slightly larger than that of the external thread 112 and the blind hole 123, so that subsequent lubricating oil 125 can be added and temporarily stored. The lubricating oil 125 helps to reduce the wear between the contact surfaces of the external thread 123 and the internal thread 112, and is beneficial to long-term use.
Further preferably, the bottom of the blind hole 123 is a flask-shaped structure 124, and the flask-shaped structure 124 stores more lubricating oil 125, which is beneficial to later maintenance and reduces the adding times and frequency of the lubricating oil 125.
It is further preferred that the bottom of the U-shaped hanging plate 12 is provided with a thickened portion 122 for supplementing the structural strength of the U-shaped hanging plate 12 itself, which is required by the provision of the internal thread 121.
Preferably, the wear-resistant layer is made of a nylon material, and the nylon material is easy to obtain and high in cost performance.
Preferably, fastener body 1, spacing recess 2 and spacing passageway 4 formula structure as an organic whole, joint strength is high, and long-term work is firm reliable.
When the invention is in practical use, a circuit is firstly placed in the wire clamp body 1, then the pressing plate 5 is placed in the wire clamp body 1 to press the circuit, then the U-shaped bolt 3 is inserted into the limit channel 4 from the limit groove 2, then the screw ends of the U-shaped bolt 3 are sequentially sleeved with the inner fastening nut 6, the gasket 9, the buffer spring 7 (with the installation ring plate 8), the gasket 9 and the outer fastening nut 10, after the four screw ends of the two U-shaped bolts 3 are sleeved with the inner fastening nut 6, the gasket 9, the buffer spring 7 (with the installation ring plate 8), the gasket 9 and the outer fastening nut 10, the outer fastening nut 10 is circularly and sequentially screwed to respectively lock the screw rods of the inner fastening nut 6, the gasket 9, the buffer spring 7 (with the installation ring plate 8), the gasket 9 and the outer fastening nut 10 on the four screw ends, so that the pressing plate 5 is uniformly pressed on the circuit, the pressing plate 5 and the wire clamp body 1 clamp a line well, and then the suspension wire clamp is integrally hung and connected to an actual use position through the external connecting fastener 13 to start to use.
During use, the four sets of the inner fastening nuts 6, the washers 9, the buffer springs 7 (with the mounting ring plate 8), the washers 9 and the outer fastening nuts 10 firmly lock the two U-shaped bolts 3 on the wire clamp body 1, so that a line is firmly limited on the suspension wire clamp, and the long-term stable and reliable work of the line is ensured; meanwhile, the U-shaped hanging plate 12 and the connecting bolt 11 which are designed to be anti-abrasion wear-resistant are small in abrasion in the working process, so that the long-term stability and reliability of the integral and external connection of the suspension clamp are guaranteed; meanwhile, the wear-resistant layers among the parts which are subjected to wear-resistant design are beneficial to reducing the wear among the parts, and the suspension clamp can work for a long time integrally; meanwhile, the wire clamp body 1, the limiting groove 2 and the limiting channel 4 which are designed into an integrated structure have high connection strength, and are stable and reliable in long-term operation; meanwhile, the pressing plate 5 designed with the arc-shaped structure 51 and the wire clamp body 1 enable the line limited between the pressing plate and the wire clamp body to be stressed uniformly, are small in abrasion and are beneficial to long-term work.
In conclusion, the invention replaces the existing single locking nut with the outer fastening nut 10, the buffer spring 7 and the inner fastening nut 6 which are sequentially distributed up and down, the buffer spring 7 and the two fastening nuts can effectively improve the locking capability of the U-shaped bolt 3, and the long-term locking effect is good; according to the invention, the limiting groove 2 matched with the outer bottom of the U-shaped bolt 3 and the limiting channel 4 matched with the screw rod of the U-shaped bolt 3 are adopted, so that the relative motion amplitude is reduced as much as possible, the abrasion is reduced, and meanwhile, the surfaces of the wire clamp body 1, the pressing plate 5, the U-shaped bolt 3, the U-shaped hanging plate 12, the connecting bolt 11, the limiting groove 2 and the limiting channel 4 are coated with the abrasion-resistant layer, so that the abrasion resistance against each other is enhanced, the abrasion-resistant effect is good after long-term use, and the service life is long; the pressing plate 5 with the arc-shaped structure 51 at the outer end is adopted, and the arc-shaped structure 51 enables the line to be stressed uniformly when the line shakes between the pressing plate 5 and the existing wire clamp body 1 with the outer end being the arc-shaped structure, so that the abrasion is further reduced, and the service life is prolonged; in summary, the invention has the advantages of good locking effect, good abrasion resistance effect and long service life.
Finally, it should be noted that the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and although the present invention is described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the specific embodiments of the present invention without departing from the spirit and scope of the present invention, and all the modifications or equivalent substitutions should be covered in the claims of the present invention.
Claims (9)
1. The utility model provides a suspension clamp for power line, includes fastener body, clamp plate, U-shaped bolt and U-shaped link plate, the U-shaped link plate pass through connecting bolt install in on the fastener body, its characterized in that: two sides of the lower end of the wire clamp body are symmetrically provided with two limiting grooves which protrude outwards, the limiting grooves are matched with the outer bottoms of the U-shaped bolts, four limiting channels which protrude outwards are symmetrically arranged on the front end surface and the rear end surface of the wire clamp body above the limiting groove, the limiting channel is matched with a screw rod of the U-shaped bolt, the U-shaped bolt is sequentially sleeved into the limiting groove from bottom to top, an external fastening nut, a buffer spring and an internal fastening nut which are distributed up and down are sequentially sleeved on the end head of the screw rod of the limiting channel, the outer side of the U-shaped bolt positioned on the same side of the pressure plate is provided with an arc structure which is formed by slightly inclining and extending outwards along the outer end surface, the surface of the wire clamp body, the pressing plate, the U-shaped bolts, the U-shaped hanging plates, the connecting bolts, the limiting grooves and the limiting channels are coated with wear-resistant layers.
2. The suspension clamp for electric power lines of claim 1, wherein: the screw rod is characterized in that the screw rod end is provided with an installation ring plate fixedly connected with the buffer spring, and the screw rod end is provided with a washer, wherein the installation ring plate is arranged between the inner fastening nuts, and the installation ring plate is arranged between the outer fastening nuts.
3. The suspension clamp for electric power lines of claim 1, wherein: the connecting bolt is characterized in that a contact part with the U-shaped hanging plate is a polished rod, a bearing which is as wide as the bottom of the U-shaped hanging plate is sleeved on the polished rod, and the lower part of the U-shaped hanging plate is matched with the bearing which is arranged in an outward expanding mode and then connected with the polished rod through a sleeve is arranged on the wire clamp body.
4. The suspension clamp for electric power lines of claim 3, wherein: the bearing is a CARB circular ring roller bearing.
5. The suspension clamp for the electric power line according to claim 1, wherein: the interior bottom of U-shaped link plate is equipped with the matching the internal thread that the connecting bolt external screw thread set up, internal thread external diameter is a bit more than the external diameter setting of external screw thread, the internal thread is located the interdental bottom of U-shaped link plate bottom one side is equipped with the blind hole, the external thread with between the internal thread contact surface, lubricating oil has been held in the blind hole.
6. The suspension clamp for electric power lines of claim 5, wherein: the bottom of the blind hole is of a flask-shaped structure.
7. The suspension clamp for electric power lines of claim 5, wherein: the bottom of U-shaped link plate is equipped with the thickening portion.
8. The suspension clamp for electric power lines of claim 1, wherein: the wear-resistant layer is made of nylon materials.
9. The suspension clamp for electric power lines of claim 1, wherein: the wire clamp body, the limiting groove and the limiting channel are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210813978.4A CN115021187B (en) | 2022-07-12 | 2022-07-12 | Suspension clamp for power line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210813978.4A CN115021187B (en) | 2022-07-12 | 2022-07-12 | Suspension clamp for power line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115021187A true CN115021187A (en) | 2022-09-06 |
| CN115021187B CN115021187B (en) | 2024-07-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210813978.4A Active CN115021187B (en) | 2022-07-12 | 2022-07-12 | Suspension clamp for power line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115021187B (en) |
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| CN208316256U (en) * | 2018-04-27 | 2019-01-01 | 上海永固电力器材有限公司 | A kind of energy-saving suspension clamp |
| CN208767753U (en) * | 2018-08-08 | 2019-04-19 | 扬州鑫宝利金属制品有限公司 | Split type preformed suspension clamp |
| CN110137884A (en) * | 2019-05-16 | 2019-08-16 | 中国能源建设集团南京线路器材有限公司 | A kind of transmission line wire rotation suspension clamp |
| CN212726424U (en) * | 2020-08-04 | 2021-03-16 | 安徽恒华电力设备有限公司 | Novel suspension clamp for transmission line |
| CN114336481A (en) * | 2021-12-23 | 2022-04-12 | 浙江华电器材检测研究院有限公司 | Low-energy-consumption suspension clamp |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT144438B (en) * | 1934-02-14 | 1936-01-25 | Siemens Ag | Contact wire suspension, in particular on cross wires. |
| US20020014944A1 (en) * | 2000-04-10 | 2002-02-07 | Sean Dinsmore | Mechanical fuse for electric power line |
| US20040227047A1 (en) * | 2003-05-15 | 2004-11-18 | A. G. K. Ltd. | Article hanging system, slidable wire holder, detachable wire holder, wire hook and wire gripper |
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| CN203895919U (en) * | 2014-05-21 | 2014-10-22 | 四川省富兴电力金具制造有限公司 | Ram-type suspension clamp |
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| CN204230832U (en) * | 2014-11-20 | 2015-03-25 | 国家电网公司 | A kind of suspension clamp based on solid die forging |
| CN205016967U (en) * | 2015-10-19 | 2016-02-03 | 河南电力器材公司 | Novel rotation type suspension clamp |
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| CN208316256U (en) * | 2018-04-27 | 2019-01-01 | 上海永固电力器材有限公司 | A kind of energy-saving suspension clamp |
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| CN110137884A (en) * | 2019-05-16 | 2019-08-16 | 中国能源建设集团南京线路器材有限公司 | A kind of transmission line wire rotation suspension clamp |
| CN212726424U (en) * | 2020-08-04 | 2021-03-16 | 安徽恒华电力设备有限公司 | Novel suspension clamp for transmission line |
| CN114336481A (en) * | 2021-12-23 | 2022-04-12 | 浙江华电器材检测研究院有限公司 | Low-energy-consumption suspension clamp |
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