CN113161962B - Spacer with adjustable live working angle - Google Patents
Spacer with adjustable live working angle Download PDFInfo
- Publication number
- CN113161962B CN113161962B CN202110488748.0A CN202110488748A CN113161962B CN 113161962 B CN113161962 B CN 113161962B CN 202110488748 A CN202110488748 A CN 202110488748A CN 113161962 B CN113161962 B CN 113161962B
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- China
- Prior art keywords
- rod
- fixed
- limiting
- insulating
- arc
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Classifications
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- 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
- H02G7/12—Devices for maintaining distance between parallel conductors, e.g. spacer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Electric Cable Installation (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The application discloses a live working angle-adjustable spacer, which comprises three insulating rods, a middle fixing mechanism and three wire fixing mechanisms, wherein the middle fixing mechanism is arranged on the three insulating rods; the three insulating rods are arranged on the middle fixing mechanism, and the three wire fixing mechanisms are respectively arranged at one ends of the three insulating rods in a one-to-one correspondence manner; the middle fixing mechanism comprises two clamping plates, and three first through holes distributed in a triangular mode are formed in the clamping plates. In the application, the middle fixing mechanism can fix three insulating rods, the three insulating rods can fix the three wire fixing mechanisms, the wire fixing mechanism can fix wires, the angle between the wires can be adjusted by rotating the insulating rods to drive the wire fixing mechanism, the angle of the insulating rods can be fixed by the locking unit, the wires can be fixed, and the angle adjustment is applicable to 10 kilovolt lines with different arrangement modes.
Description
Technical Field
The application relates to the field of overhead transmission lines, in particular to a live working angle-adjustable spacer.
Background
In recent years, along with the development of economy, higher requirements are put forth on the reliability of power supply, in order to ensure that a user does not have power failure, the maintenance of a power distribution line of a power grid must be enlarged, the inter-phase line-touching short-circuit tripping of a 10 kilovolt line is ensured not to occur, the inter-phase safety distance of the 10 kilovolt line must be ensured, the line is enabled to run safely and reliably,
however, the 10 kilovolt line has long running time, the overhead line wire is under the action of gravity and tension, so that the line wire is prolonged, the line wire becomes loose and the sag is increased; moreover, because the binding of the line wires is not firm or the wire pulling of the electric pole is loose, the electric pole is inclined, so that the sag of the line wires is increased, after the sag of the line wires is increased, the line wires swing when blowing wind, so that two or three phases of the line wires collide together, the line is powered off, and the angle between the line wires cannot be adjusted by some fixing devices, so that the device is not applicable to 10 kilovolt lines in different arrangement modes.
Disclosure of Invention
The application aims to solve the technical problem of providing a live working angle-adjustable spacer which can insulate and support three-phase wires of ten kilovolt lines to prevent the breaking of a wire.
In order to solve the technical problems, the application adopts the following technical scheme: the live working angle-adjustable spacer comprises three insulating rods, a middle fixing mechanism and three wire fixing mechanisms;
the three insulating rods are arranged on the middle fixing mechanism, and the three wire fixing mechanisms are respectively arranged at one end of the three insulating rods in a one-to-one correspondence manner;
the middle fixing mechanism comprises two clamping plates, three first through holes which are distributed in a triangular mode are formed in the clamping plates, the two clamping plates are connected with each other through three first bolts which are respectively arranged in the corresponding first through holes in a penetrating mode, the other ends of the insulating rods extend to the two clamping plates and are respectively connected to the three first bolts in a rotating mode, arc-shaped sliding blocks made of rubber are sleeved on the insulating rods, arc-shaped sliding holes are formed in the outer sides of the first bolts in a sliding mode, and the arc-shaped sliding blocks are slidably mounted in the arc-shaped sliding holes.
Further, the middle fixing mechanism also comprises a locking unit, wherein the locking unit comprises a rotating rod, a locking gear, a first limiting rod, a limiting block, a fixing cylinder, a spring and three arc fluted discs;
the rotating rod is movably arranged on the two clamping plates in a penetrating mode, the locking gear is fixed on the rotating rod and is positioned between the two clamping plates, the fixed cylinder is fixed on the outer side of one clamping plate, the limiting block is rotatably arranged at one end of the rotating rod and stretches into the fixed cylinder, one end of the spring is fixed on the fixed cylinder, and the other end of the spring is fixed on the limiting block;
the first limiting rod is fixed on the rotating rod, the other limiting hole is formed in the clamping plate, the three arc-shaped fluted discs are respectively fixed at the other ends of the three insulating rods, the locking gear can move to be meshed with the three arc-shaped fluted discs under the action of the elastic force of the spring, the first limiting rod can stretch into the limiting hole and face the fixing cylinder to press the rotating rod, the locking gear can move to be separated from the three arc-shaped fluted discs, and the first limiting rod can be separated from the limiting hole.
Further, the locking unit further comprises a sleeve and a second limiting rod, the sleeve is rotatably arranged at the other end of the rotating rod, the second limiting rod is fixed on the sleeve, the second limiting rod can pass through the limiting hole and move to the inner side and the outer side of the other clamping plate, and a clamping groove capable of forming limiting fit with the second limiting rod is formed in the outer side of the other clamping plate.
Further, the other end of the rotating rod is fixed with a handle.
Further, a fixing hole is formed in the arc-shaped sliding block, and the insulating rod penetrates through the fixing hole.
Further, the planes of the clamping plates are in an equilateral triangle shape.
Further, a protective steel pipe is installed on the insulating rod, the wire fixing mechanism is connected with the protective steel pipe, second through holes are formed in the positions, corresponding to the insulating rod, of the protective steel pipe, and the insulating rod and the protective steel pipe are connected with each other through second bolts penetrating through the corresponding second through holes.
Further, the wire fixing mechanism comprises a wire fixing clamping ring, a fixing nut, a screw rod and a top block;
the wire fixing clamp ring is installed one end of the insulating rod, the bottom end of the wire fixing clamp ring is provided with a horizontal section, the fixing nut is installed on the horizontal section, the screw rod is rotatably arranged on the horizontal section in a penetrating mode and in threaded connection with the fixing nut, the top block is installed on the top end of the screw rod, and the bottom end of the screw rod is fixed with a circular ring.
Further, adhesive tapes are fixed on the top block and the wire fixing clamp ring.
Further, rain-proof skirts are sleeved on the insulating rods.
The beneficial effects of the application are as follows:
in the application, the middle fixing mechanism can fix three insulating rods, the three insulating rods can fix the three wire fixing mechanisms, the wire fixing mechanism can fix wires, the angle between the wires can be adjusted by rotating the insulating rods to drive the wire fixing mechanism, the angle of the insulating rods can be fixed by the locking unit, the wires can be fixed, and the angle adjustment is applicable to 10 kilovolt lines with different arrangement modes.
Drawings
Fig. 1 is a perspective view of a spacer with adjustable live working angle according to an embodiment of the present application.
Fig. 2 is a perspective view of the intermediate fixing mechanism.
Fig. 3 is a schematic structural view of the intermediate fixing mechanism.
Fig. 4 is a perspective view of an arcuate slider.
The components in the drawings are marked as follows: 1. a clamping plate; 2. circular arc slide hole; 3. a first through-hole; 4. a first bolt; 5. an arc-shaped sliding block; 6. an insulating rod; 7. rain-proof skirt; 8. a wire fixing clamp ring; 9. a horizontal section; 10. a fixing nut; 11. a screw rod; 12. a top block; 13. an adhesive tape; 14. a circular ring; 15. a fixing hole; 16. protecting the steel pipe; 17. a second through hole; 18. a second bolt; 19. arc fluted disc; 20. a limiting hole; 21. a rotating lever; 22. a locking gear; 23. a handle; 24. a first stop lever; 25. a sleeve; 26. a second limit rod; 27. a limiting block; 28. a fixed cylinder; 29. a spring; 30. a clamping groove.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. Embodiments of the application and features of the embodiments may be combined with each other without conflict. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present application, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present application.
See fig. 1-4.
The application relates to a live working angle-adjustable spacer, which comprises three insulating rods 6, a middle fixing mechanism and three wire fixing mechanisms;
the three insulating rods 6 are all arranged on the middle fixing mechanism, and the three wire fixing mechanisms are respectively arranged at one end of the three insulating rods 6 in a one-to-one correspondence manner;
the middle fixing mechanism comprises two clamping plates 1, three first through holes 3 which are distributed in a triangular mode are formed in the clamping plates 1, the two clamping plates 1 are connected with each other through three first bolts 4 which are respectively arranged in the corresponding first through holes 3 in a penetrating mode, the other ends of the three insulating rods 6 extend to the two clamping plates 1 and are respectively connected to the three first bolts 4 in a rotating mode, arc-shaped sliding blocks 5 which are made of rubber are sleeved on the insulating rods 6, arc-shaped sliding holes 2 are formed in the outer sides of the first bolts 4 in a sliding mode, and the arc-shaped sliding blocks 5 are slidably mounted in the arc-shaped sliding holes 2.
In the application, the middle fixing mechanism can fix three insulating rods, the three insulating rods can fix the three wire fixing mechanisms, the wire fixing mechanism can fix wires, the angle between the wires can be adjusted by rotating the insulating rods to drive the wire fixing mechanism, the angle of the insulating rods can be fixed by the locking unit, the wires can be fixed, and the angle adjustment is applicable to 10 kilovolt lines with different arrangement modes.
In one embodiment, the intermediate fixing mechanism further comprises a locking unit, wherein the locking unit comprises a rotating rod 21, a locking gear 22, a first limiting rod 24, a limiting block 27, a fixing cylinder 28, a spring 29 and three arc-shaped fluted discs 19;
the rotating rod 21 is movably arranged on the two clamping plates 1 in a penetrating manner, the locking gear 22 is fixed on the rotating rod 21 and positioned between the two clamping plates 1, the fixed cylinder 28 is fixed on the outer side of one of the clamping plates 1, the limiting block 27 is rotatably arranged at one end of the rotating rod 21 and stretches into the fixed cylinder 28, one end of the spring 29 is fixed on the fixed cylinder 28, and the other end of the spring 29 is fixed on the limiting block 27;
the first limiting rod 24 is fixed on the rotating rod 21, the other clamping plate 1 is provided with a limiting hole 20, the three arc-shaped fluted discs 19 are respectively fixed at the other ends of the three insulating rods 6, under the action of the elastic force of the springs 29, the locking gear 22 can move to be meshed with the three arc-shaped fluted discs 19, the first limiting rod 24 can extend into the limiting hole 20, the rotating rod 21 is pressed towards the fixed cylinder 28, the locking gear 22 can move to be separated from the three arc-shaped fluted discs 19, and the first limiting rod 24 can be separated from the limiting hole 20. The locking unit can fix the angle of the insulating rod 6 with the adjusted angle, the rotating rod 21 is pushed to move through the limiting block 27 under the action of the elastic force of the spring 29, the rotating rod 21 drives the first limiting rod 24 to slide into the limiting hole 20 to form limiting fit, the rotating rod 21 cannot rotate through the first limiting rod 24, and meanwhile the locking gear 22 slides to be engaged with the arc fluted disc 19, so that the insulating rod 6 cannot rotate, and the angle between wires is fixed.
In an embodiment, the locking unit further includes a sleeve 25 and a second stop lever 26, the sleeve 25 is rotatably mounted at the other end of the rotating rod 21, the second stop lever 26 is fixed on the sleeve 25, the second stop lever 26 can pass through the stop hole 20 and move to the inner and outer sides of the other clamping plate 1, and a clamping groove 30 capable of forming a stop fit with the second stop lever 26 is formed in the outer side of the other clamping plate 1. The second limiting rod 26 can be aligned with the clamping groove 30 along with the rotation of the sleeve 25, so that the rotating rod 21 cannot slide towards the direction of the fixed cylinder 28, and can pass through the limiting hole 20 along with the sliding of the rotating rod 21, thereby realizing the locking and the adjustment of the rotating rod 21.
In one embodiment, a handle 23 is fixed to the other end of the rotating rod 21. The rotating rod 21 can fix the handle 23, and the handle 23 can conveniently adjust the position of the rotating rod 21.
In an embodiment, the arc-shaped sliding block 5 is provided with a fixing hole 15, and the insulating rod 6 is inserted into the fixing hole 15. The insulating rod 6 is arranged in the fixing hole 15 in a penetrating way, so that the arc-shaped sliding block 5 can be conveniently fixed.
In one embodiment, the plane of the clamping plate 1 is in the shape of an equilateral triangle. The splint 1 is designed into equilateral triangle more to be favorable to the installation of three insulating rods, and stability is stronger.
In an embodiment, the insulating rod 6 is provided with a protection steel pipe 16, the wire fixing mechanism is connected with the protection steel pipe 16, second through holes 17 are respectively formed at positions corresponding to the protection steel pipe 16 and the insulating rod 6, and the insulating rod 6 and the protection steel pipe 16 are connected with each other through second bolts 18 penetrating through the corresponding second through holes 17. The insulating rod 6 can fix the protection steel pipe 16, and the insulating rod 6 and the protection steel pipe 16 can be connected by penetrating the second bolt 18 through the second through hole 17.
In one embodiment, the wire fixing mechanism comprises a wire fixing clamp ring 8, a fixing nut 10, a screw rod 11 and a top block 12;
the wire fixing clamp ring 8 is installed at one end of the insulating rod 6, a horizontal section 9 is arranged at the bottom end of the wire fixing clamp ring 8, the fixing nut 10 is installed on the horizontal section 9, the screw rod 11 is rotatably arranged on the horizontal section 9 in a penetrating mode and is in threaded connection with the fixing nut 10, the jacking block 12 is installed at the top end of the screw rod 11, and a circular ring 14 is fixed at the bottom end of the screw rod 11. The insulating rod 6 can fix the wire fixing mechanism, the horizontal section 9 is formed by bending the bottom end of the wire fixing clamp ring 8, the horizontal section 9 is right-angled to the wire fixing clamp ring 8, the screw rod 11 passes through the horizontal section 9 and is in threaded connection with the fixing nut 10, the screw rod 11 is rotated through the circular ring 14, the screw rod 11 drives the jacking block 12 to move, and the jacking block 12 is matched with the wire fixing clamp ring 8 to clamp and fix the wire.
In an embodiment, the adhesive tape 13 is fixed on the top block 12 and the wire fixing clamp ring 8. The ejector block 12 and the wire fixing clamp ring 8 can fix the adhesive tape 13, the adhesive tape 13 can enlarge the contact area with the wire, the wire is prevented from being damaged, and the fixation is firm.
In an embodiment, the insulating rods 6 are sleeved with rain skirts 7. The insulating rod 6 can fix the rain-proof skirt 7, and the rain-proof skirt 7 can enlarge alternate arc-climbing distance, and in rainy days, the inner side of the rain-proof skirt 7 can not be stained with rainwater, increases insulating properties, prevents flashover discharge between the insulating rod 6, causes the circuit to have a power failure.
It should be understood that the examples and embodiments described herein are for illustrative purposes only and are not intended to limit the present application, and that various modifications or changes in light thereof will be suggested to persons skilled in the art and are to be included within the spirit and purview of this application.
Claims (9)
1. The utility model provides a spacer with adjustable live working angle which characterized in that: comprises three insulating rods (6), a middle fixing mechanism and three wire fixing mechanisms;
the three insulating rods (6) are arranged on the middle fixing mechanism, and the three wire fixing mechanisms are respectively arranged at one end of the three insulating rods (6) in a one-to-one correspondence manner;
the middle fixing mechanism comprises two clamping plates (1), three first through holes (3) which are distributed in a triangular mode are formed in the clamping plates (1), the two clamping plates (1) are connected with each other through three first bolts (4) which are respectively arranged in the corresponding first through holes (3) in a penetrating mode, the other ends of the three insulating rods (6) extend between the two clamping plates (1) and are respectively connected to the three first bolts (4) in a rotating mode, arc-shaped sliding blocks (5) which are made of rubber are sleeved on the insulating rods (6), arc-shaped sliding holes (2) are formed in the outer sides of the first bolts (4) on the clamping plates (1) respectively, and the arc-shaped sliding blocks (5) are slidably arranged in the arc-shaped sliding holes (2);
the middle fixing mechanism further comprises a locking unit, wherein the locking unit comprises a rotating rod (21), a locking gear (22), a first limiting rod (24), a limiting block (27), a fixing cylinder (28), a spring (29) and three arc fluted discs (19);
the rotating rod (21) is movably arranged on the two clamping plates (1) in a penetrating mode, the locking gear (22) is fixed on the rotating rod (21) and located between the two clamping plates (1), the fixed cylinder (28) is fixed on the outer side of one clamping plate (1), the limiting block (27) is rotatably arranged at one end of the rotating rod (21) and extends into the fixed cylinder (28), one end of the spring (29) is fixed on the fixed cylinder (28), and the other end of the spring (29) is fixed on the limiting block (27);
the utility model discloses a high-speed electric motor is characterized by comprising a rotating rod (21), a clamping plate (1), a first limiting rod (24), a limiting hole (20) and three arc fluted discs (19), wherein the first limiting rod (24) is fixed on the rotating rod (21), the other clamping plate (1) is provided with the limiting hole (20), the three arc fluted discs (19) are respectively fixed at the other ends of the three insulating rods (6), under the elastic force of a spring (29), a locking gear (22) can move to be meshed with the three arc fluted discs (19), the first limiting rod (24) can extend into the limiting hole (20), the rotating rod (21) is pressed towards a fixed cylinder (28), the locking gear (22) can move to be separated from the three arc fluted discs (19), and the first limiting rod (24) can be separated from the limiting hole (20).
2. A live working angle adjustable spacer as claimed in claim 1, wherein: the locking unit further comprises a sleeve (25) and a second limiting rod (26), the sleeve (25) is rotatably arranged at the other end of the rotating rod (21), the second limiting rod (26) is fixed on the sleeve (25), the second limiting rod (26) can pass through the limiting hole (20) and move to the other one of the inner side and the outer side of the clamping plate (1), and the other one of the clamping plates (1) is provided with a clamping groove (30) which can form limiting fit with the second limiting rod (26).
3. A live working angle adjustable spacer as claimed in claim 1, wherein: the other end of the rotating rod (21) is fixed with a handle (23).
4. A live working angle adjustable spacer according to claim 1, 2 or 3, wherein: the arc-shaped sliding block (5) is provided with a fixing hole (15), and the insulating rod (6) is arranged in the fixing hole (15) in a penetrating mode.
5. A live working angle adjustable spacer according to claim 1, 2 or 3, wherein: the plane of the clamping plate (1) is in an equilateral triangle shape.
6. A live working angle adjustable spacer according to claim 1, 2 or 3, wherein: install protection steel pipe (16) on insulating rod (6), wire fixed establishment with protection steel pipe (16) are connected, protection steel pipe (16) with second through hole (17) have all been seted up in the corresponding position department of insulating rod (6), insulating rod (6) with protection steel pipe (16) are through wearing to establish corresponding second bolt (18) interconnect in second through hole (17).
7. A live working angle adjustable spacer according to claim 1, 2 or 3, wherein: the wire fixing mechanism comprises a wire fixing clamping ring (8), a fixing nut (10), a screw rod (11) and a top block (12);
the wire fixing clamp ring (8) is installed one end of the insulating rod (6), a horizontal section (9) is arranged at the bottom end of the wire fixing clamp ring (8), a fixing nut (10) is installed on the horizontal section (9), a screw rod (11) is rotatably arranged on the horizontal section (9) in a penetrating mode and is in threaded connection with the fixing nut (10), a top block (12) is installed at the top end of the screw rod (11), and a circular ring (14) is fixed at the bottom end of the screw rod (11).
8. The live working angle adjustable spacer of claim 7, wherein: and adhesive tapes (13) are fixed on the top block (12) and the wire fixing clamp ring (8).
9. A live working angle adjustable spacer according to claim 1, 2 or 3, wherein: and the insulating rods (6) are sleeved with rain-proof skirts (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110488748.0A CN113161962B (en) | 2021-04-30 | 2021-04-30 | Spacer with adjustable live working angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110488748.0A CN113161962B (en) | 2021-04-30 | 2021-04-30 | Spacer with adjustable live working angle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113161962A CN113161962A (en) | 2021-07-23 |
| CN113161962B true CN113161962B (en) | 2023-09-29 |
Family
ID=76873440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110488748.0A Active CN113161962B (en) | 2021-04-30 | 2021-04-30 | Spacer with adjustable live working angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113161962B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115642551A (en) * | 2022-10-24 | 2023-01-24 | 国网安徽省电力有限公司亳州供电公司 | Anti-slip anti-fracture live working triangular spacer |
| CN115588953B (en) * | 2022-11-11 | 2024-06-14 | 贵州电网有限责任公司 | Power supply line fixer |
| CN117060310A (en) * | 2023-08-17 | 2023-11-14 | 国网安徽省电力有限公司亳州供电公司 | Anti-falling three-split spacer device |
| CN116885659B (en) * | 2023-09-06 | 2023-11-21 | 国网山东省电力公司东营市垦利区供电公司 | Power transmission power adjusting mechanism |
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| GB1220084A (en) * | 1967-03-30 | 1971-01-20 | Metalastik Ltd | Conductor spacers for multi-conductor electrical overhead transmission lines |
| CN102354941A (en) * | 2011-09-22 | 2012-02-15 | 宁夏电力公司超高压分公司 | Floating type conductor spacer |
| CN204668876U (en) * | 2015-04-03 | 2015-09-23 | 国网四川省电力公司成都市温江供电分公司 | One prevents conductor cord disconnection dropping device |
| TWI661630B (en) * | 2018-07-18 | 2019-06-01 | 豐田電機股份有限公司 | Cable spacer |
| CN110212325A (en) * | 2019-05-23 | 2019-09-06 | 云南电网有限责任公司昆明供电局 | A kind of ground line installing combination tool of band abnormal shape wire clamp |
| CN210707033U (en) * | 2019-08-28 | 2020-06-09 | 重庆延锋安道拓汽车部件系统有限公司 | Arc-shaped double-symmetrical expansion type music headrest |
| CN111772745A (en) * | 2020-07-24 | 2020-10-16 | 河南省中医院（河南中医药大学第二附属医院） | Positioning puncture device for spinal surgery |
| KR102167952B1 (en) * | 2020-05-07 | 2020-10-20 | 주식회사 에이스이디씨 | The spacer for the aerial distribution line interval holding installed at the power transmission pylon |
| CN112357700A (en) * | 2020-12-20 | 2021-02-12 | 张伟 | Coiling mechanism for power cable |
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2021
- 2021-04-30 CN CN202110488748.0A patent/CN113161962B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1220084A (en) * | 1967-03-30 | 1971-01-20 | Metalastik Ltd | Conductor spacers for multi-conductor electrical overhead transmission lines |
| CN102354941A (en) * | 2011-09-22 | 2012-02-15 | 宁夏电力公司超高压分公司 | Floating type conductor spacer |
| CN204668876U (en) * | 2015-04-03 | 2015-09-23 | 国网四川省电力公司成都市温江供电分公司 | One prevents conductor cord disconnection dropping device |
| TWI661630B (en) * | 2018-07-18 | 2019-06-01 | 豐田電機股份有限公司 | Cable spacer |
| CN110212325A (en) * | 2019-05-23 | 2019-09-06 | 云南电网有限责任公司昆明供电局 | A kind of ground line installing combination tool of band abnormal shape wire clamp |
| CN210707033U (en) * | 2019-08-28 | 2020-06-09 | 重庆延锋安道拓汽车部件系统有限公司 | Arc-shaped double-symmetrical expansion type music headrest |
| KR102167952B1 (en) * | 2020-05-07 | 2020-10-20 | 주식회사 에이스이디씨 | The spacer for the aerial distribution line interval holding installed at the power transmission pylon |
| CN111772745A (en) * | 2020-07-24 | 2020-10-16 | 河南省中医院（河南中医药大学第二附属医院） | Positioning puncture device for spinal surgery |
| CN112357700A (en) * | 2020-12-20 | 2021-02-12 | 张伟 | Coiling mechanism for power cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113161962A (en) | 2021-07-23 |
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