CN113991539A - Double-drive wire tightener - Google Patents
Double-drive wire tightener Download PDFInfo
- Publication number
- CN113991539A CN113991539A CN202111367174.8A CN202111367174A CN113991539A CN 113991539 A CN113991539 A CN 113991539A CN 202111367174 A CN202111367174 A CN 202111367174A CN 113991539 A CN113991539 A CN 113991539A
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- China
- Prior art keywords
- roller
- reversing
- supporting
- steel wire
- reverse
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- 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.)
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 68
- 239000010959 steel Substances 0.000 claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000009977 dual effect Effects 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000005299 abrasion Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004804 winding Methods 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
- 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
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Abstract
The invention discloses a double-drive wire tightener, which belongs to the technical field of power transmission line maintenance, and comprises a support piece, wherein a forward mechanism and a reverse mechanism are respectively arranged in the support piece, a working mechanism is arranged on the outer side of the support piece, a hanging mechanism is arranged on the upper side of the support piece, a forward roller and a reverse roller are independently installed in an independent space separated by a support plate in the support piece, only an independent roller in the conventional wire tightener is replaced, two hooks can be installed to independently connect two independent steel wire ropes, and the forward roller and the reverse roller are controlled to synchronously rotate so as to control the forward steel wire ropes and the reverse steel wire ropes to synchronously tighten up, so that the tightening up of the two steel wire ropes is completed, the operation is simple and convenient, and the steel wire ropes do not influence each other.
Description
Technical Field
The invention belongs to the technical field of power transmission line maintenance, and particularly relates to a double-drive wire tightener.
Background
A wire tightener, also called ratchet tightener, is used for tightening a wire in overhead line laying construction, when in use, a steel wire rope or a galvanized iron wire on the wire tightener is firstly loosened and fixed on a cross arm, the wire is clamped by a wire clamp, then a special spanner is pulled, the steel wire rope or the galvanized iron wire is gradually wound on a ratchet roller due to the anti-reversion effect of a pawl to tighten the wire, the tightened wire is fixed on an insulator, then the pawl is firstly loosened to loosen the steel wire rope or the galvanized iron wire, then a wire clamp is loosened, and finally the steel wire rope or the galvanized iron wire is wound on the roller of a ratchet.
Chinese patent discloses (CN113270816A) a rotary ring type ratchet tightener which is provided with a rotary disc for rotating and taking up wires and a rotary box for adjusting the rotating transmission effect, compared with the prior art, the rotary disc is used for replacing the prior handle type rotation, a certain operation space can be saved at that time, the rotation of each angle can be realized by the rotation of the rotary disc, the reciprocating type movement with the rotary disc is not needed, the transmission gear and the driving rotary sleeve are arranged in the rotary box for matching use, the normal rotation of a rotating shaft is ensured, meanwhile, a pressure regulating screw rod is designed on the driving rotary sleeve, the accurate adjusting rotation of the rotating shaft can be realized by the adjustment of a movable tooth key, the precision adjustment is more facilitated, but the existing tightener can only tighten and loosen a single traction steel wire rope in the use process, and for a centralized steel wire rope, then need every wire rope to be equipped with solitary turn-buckle and tighten up and relax the operation, occupy a large amount of spaces on the one hand and be not convenient for operate, and weight is great to wire rope's load great, and a plurality of turn-buckles of on the other hand concentrate, have the potential safety hazard to operating personnel, in view of above-mentioned drawback, need improve current turn-buckle.
Disclosure of Invention
The invention aims to: the double-drive wire grip aims at solving the problems that the existing wire grip can only tighten and loosen a single steel wire rope in the using process, a plurality of wire grips are required to be operated in a centralized mode when a plurality of steel wire ropes are bunched, the operation is inconvenient, and potential safety hazards exist.
In order to achieve the purpose, the invention adopts the following technical scheme: two turn-buckles that drive, including support piece, the inside forward mechanism and the reverse mechanism of being equipped with respectively of support piece, the support piece outside is equipped with the operating device, the support piece upside is equipped with hangs the mechanism, support piece includes three backup pad, and is three the backup pad is opened there is three through-hole, and is three the inside support screw that is equipped with respectively of three through-hole of backup pad, inside the support screw runs through the through-hole, one the backup pad outside is equipped with three nut, and is three the nut respectively with three support screw threaded connection.
As a further description of the above technical solution: the three supporting plates are fixedly connected by using three supporting screws and three nuts, two independent spaces are arranged between the three supporting plates, two independent mechanisms can be installed, and the synchronous control can be carried out while the mutual influence cannot be caused.
Furthermore, two ends of the forward roller are respectively rotatably connected to the inner sides of the two support plates, a guide groove is formed in the outer side of the forward roller, two fixing parts are arranged on the outer side of one support screw rod, a forward component is arranged on the lower side of the support part, one end of the forward steel wire rope is wound on the outer side of the forward roller, the far end of the forward steel wire rope is fixed on the outer side of one fixing part, a forward hook is rotatably connected to the outer side of the forward steel wire rope, the reversing mechanism comprises a reversing roller, two ends of the reversing roller are respectively rotatably connected to the inner sides of the two support plates, a guide groove is formed in the outer side of the reversing roller, a reversing component is arranged on the lower side of the support part and comprises a reversing steel wire rope, one end of the reversing steel wire rope is wound on the outer side of the reversing roller, and the far end of the reversing steel wire rope is fixed on the outer side of one fixing part, the outer side of the reverse steel wire rope is rotatably connected with a reverse hook, the outer sides of the forward roller and the reverse roller are respectively provided with a protective cover, and two ends of each protective cover are respectively fixed on the outer sides of the two supporting screw rods.
As a further description of the above technical solution: the reverse hook and the forward hook are used for hooking the two steel wire ropes respectively, the hanging mechanism is used for completing connection and fixation of the whole mechanism, then the working mechanism drives the forward roller and the reverse roller to rotate synchronously, the forward steel wire ropes and the reverse steel wire ropes can be controlled to synchronously tighten and loosen, and tightening and loosening can be completed on the two target steel wire ropes.
Further, operating mechanism includes handle and contrary pawl, contrary pawl one end is fixed in one the support screw distal end, one the backup pad outside is rotated and is connected with big ratchet, handle one end is rotated and is connected in the big ratchet outside, the inside antiskid that is equipped with of handle one end, handle one end is rotated and is connected with little ratchet, handle one end is rotated and is connected with three-position contrary pawl, little ratchet one side with big ratchet one side is connected fixedly, big ratchet one side with positive cylinder one side is connected fixedly.
As a further description of the above technical solution: the connection and fixation of the whole mechanism are completed by using the hanging mechanism, then the forward hook and the reverse hook are respectively used for completing the connection and fixation of the target steel wire rope, then the non-return pawl is rotated to block the large ratchet wheel, the three-position non-return pawl is controlled to block the small ratchet wheel, and the handle can be manually controlled to rotate so as to drive the forward roller and the reverse roller to rotate and further drive the forward steel wire rope and the reverse steel wire rope to tighten up so as to complete the wire tightening.
Further, hang the mechanism and include main gallows, main gallows both ends are fixed in one the support screw both ends, main gallows upper end is rotated and is connected with main couple, the non-return pawl is high rigidity WMoCrV steel, the non-return pawl with big ratchet contact surface is the smooth surface.
As a further description of the above technical solution: the connection of the whole mechanism is completed through the main hanging bracket and the main hook, and meanwhile, the material hardness of the non-return pawl is high, the friction force between the non-return pawl and the large ratchet wheel is reduced, and the abrasion of the large ratchet wheel and the non-return pawl is reduced.
In addition, the steel wire rope is prevented from slipping or separating from the track and the roller during use, so that the steel wire rope is prevented from twisting. The design of the rolling shaft rail pressing plate and the steel wire rope guide wheel device are adopted, on one hand, the moving range of the steel wire rope can be limited, on the other hand, the track of the steel wire rope during winding and unwinding can be controlled, reasonable and ordered arrangement is formed, and the problems of twisting and off tracking and slipping of the steel wire rope are solved.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the wire rope tightener, the forward roller and the reverse roller are independently installed in the independent space separated by the support plate in the support piece, the single roller in the existing wire tightener is replaced, two hooks can be installed to independently connect two independent wire ropes, the forward roller and the reverse roller are controlled to synchronously rotate, the forward wire ropes and the reverse wire ropes can be controlled to synchronously tighten, the tightening of the two wire ropes is further completed, the operation is simple and convenient, and the wire ropes are not influenced with each other.
2. In the invention, the length of the handle is obviously increased compared with the existing handle, so that an operator can hold the far end of the handle to rotate more easily in use, and the labor intensity can not be obviously increased even if the forward roller and the reverse roller rotate simultaneously.
3. In the invention, the non-return pawl is made of high-hardness WMoCrV steel, the contact surface of the non-return pawl and the large ratchet wheel is a smooth surface, the non-return pawl has higher hardness, the non-return pawl can work well even if a forward roller and a reverse roller are blocked simultaneously, and the contact surface of the non-return pawl and the large ratchet wheel is a smooth surface, so that the abrasion between the large ratchet wheel and the non-return pawl is reduced.
4. In the invention, the steel wire rope can be effectively and strictly controlled in the rolling shaft by adopting the limitation of the pressing plate and the control of the guide wheel, so that the problems of deviation, twisting and the like of the steel wire rope are prevented, and the reliability and the simplicity of the use of the wire tightener are improved.
Drawings
Fig. 1 is a schematic perspective view of a dual-drive wire grip.
Fig. 2 is a schematic perspective view of the closed backstop and the three-position backstop of the double-drive tightener.
Fig. 3 is an enlarged view of the area a in the dual drive turnbuckle.
Fig. 4 is an enlarged view of the area B in the dual drive turnbuckle.
Illustration of the drawings:
1. a support member; 2. a forward mechanism; 3. a reversing mechanism; 4. a working mechanism; 5. a suspension mechanism; 6. a support plate; 7. a support screw; 8. a forward drum; 9. a guide groove; 10. a fixing member; 11. a forward component; 12. a forward wire rope; 13. a positive direction hook; 14. a counter drum; 15. a reversing component; 16. a reverse wire rope; 17. reversely hooking; 18. a shield; 19. a handle; 20. a non-return pawl; 21. a large ratchet wheel; 22. an anti-skid device; 23. a small ratchet wheel; 24. a main hanger; 25. a main hook; 26. three-position non-return pawl.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the double-drive wire tightener comprises a supporting piece 1 and a supporting piece 1, wherein a forward mechanism 2 and a reverse mechanism 3 are respectively arranged inside the supporting piece 1, a working mechanism 4 is arranged outside the supporting piece 1, a suspension mechanism 5 is arranged on the upper side of the supporting piece 1, the supporting piece 1 comprises three supporting plates 6, three through holes are formed in the three supporting plates 6, supporting screws 7 are respectively arranged inside the three through holes of the three supporting plates 6, the supporting screws 7 penetrate through the inside of the through holes, three nuts are arranged on the outer side of one supporting plate 6, and the three nuts are respectively in threaded connection with the three supporting screws 7;
please refer to fig. 1, which shows the following embodiments: three support screws 7 and three nuts are used for completing the connection and fixation of the three support plates 6, and two independent spaces are arranged between the three support plates 6, so that two independent mechanisms can be installed, synchronous control can be performed, and mutual influence cannot be caused;
two ends of a forward roller 8 are respectively and rotatably connected to the inner sides of two supporting plates 6, a guide groove 9 is formed in the outer side of the forward roller 8, two fixing parts 10 are arranged on the outer side of a supporting screw 7, a forward component 11 is arranged on the lower side of a supporting part 1, one end of a forward steel wire rope 12 is wound on the outer side of the forward roller 8, the far end of the forward steel wire rope 12 is fixed on the outer side of one fixing part 10, a forward hook 13 is rotatably connected on the outer side of the forward steel wire rope 12, a reverse mechanism 3 comprises a reverse roller 14, two ends of the reverse roller 14 are respectively and rotatably connected to the inner sides of the two supporting plates 6, a guide groove 9 is formed in the outer side of the reverse roller 14, a reverse component 15 is arranged on the lower side of the supporting part 1, the reverse component 15 comprises a reverse steel wire rope 16, one end of the reverse steel wire rope 16 is wound on the outer side of the reverse roller 14, the far end of the reverse steel wire rope 16 is fixed on the outer side of one fixing part 10, and a reverse hook 17 is rotatably connected on the outer side of the reverse steel wire rope 16, the outer sides of the forward roller 8 and the reverse roller 14 are respectively provided with a protective cover 18, and two ends of the protective cover 18 are respectively fixed at the outer sides of the two supporting screw rods 7;
please refer to fig. 2, which shows the following embodiments: the reverse hook 17 and the forward hook 13 are used for respectively hooking the two steel wire ropes, the hanging mechanism 5 is used for completing the connection and fixation of the whole mechanism, and then the working mechanism 4 drives the forward roller 8 and the reverse roller 14 to synchronously rotate, so that the forward steel wire rope 12 and the reverse steel wire rope 16 can be controlled to synchronously tighten and loosen, and the two target steel wire ropes can be tightened and loosened;
the working mechanism 4 comprises a handle 19 and a non-return pawl 20, one end of the non-return pawl 20 is fixed at the far end of a supporting screw 7, the outer side of a supporting plate 6 is rotatably connected with a large ratchet 21, one end of the handle 19 is rotatably connected with the outer side of the large ratchet 21, an anti-skid device 22 is arranged inside one end of the handle 19, one end of the handle 19 is rotatably connected with a small ratchet 23, one end of the handle 19 is rotatably connected with a three-position non-return pawl 26, one side of the small ratchet 23 is fixedly connected with one side of the large ratchet 21, and one side of the large ratchet 21 is fixedly connected with one side of the forward roller 8;
please refer to fig. 2, which shows the following embodiments: the hanging mechanism 5 is used for completing the connection and fixation of the whole mechanism, then the forward hook 13 and the reverse hook 17 are respectively arranged for completing the connection and fixation of the target steel wire rope, then the check pawl 20 is rotated to block the large ratchet 21, the three-position check pawl 26 is controlled to block the small ratchet 23, and the handle 19 can be manually controlled to rotate to drive the forward roller 8 and the reverse roller 14 to rotate so as to drive the forward steel wire rope 12 and the reverse steel wire rope 16 to tighten so as to complete the wire tightening.
The hanging mechanism 5 comprises a main hanging bracket 24, two ends of the main hanging bracket 24 are fixed at two ends of a supporting screw 7, the upper end of the main hanging bracket 24 is rotatably connected with a main hook 25, the non-return pawl 20 is made of high-hardness W6Mo5Cr4V2 steel, and the contact surface of the non-return pawl 20 and the large ratchet wheel 21 is a smooth surface.
Please refer to fig. 2, which shows the following embodiments: the connection of the whole mechanism is completed through the main hanger 24 and the main hook 25, and meanwhile, the material hardness of the non-return pawl 20 is high, the friction force between the non-return pawl 20 and the large ratchet wheel 21 is reduced, and the abrasion of the large ratchet wheel 21 and the non-return pawl 20 is reduced.
The working principle is as follows: three support screws 7 and three nuts are used for completing the connection and fixation of three support plates 6, two independent spaces are arranged between the three support plates 6 for installing two independent mechanisms, synchronous control can be carried out without mutual influence, two steel wire ropes are respectively hooked by using a reverse hook 17 and a forward hook 13, the connection and fixation of the whole mechanism is completed by using a hanging mechanism 5, then a forward roller 8 and a reverse roller 14 are driven by a working mechanism 4 to synchronously rotate, namely, the forward steel wire rope 12 and the reverse steel wire rope 16 can be controlled to synchronously tighten and loosen, namely, two target steel wire ropes can be tightened and loosened, the connection and fixation of the whole mechanism is completed by using the hanging mechanism 5, then the connection and fixation of the target steel wire ropes is completed by respectively arranging the forward hook 13 and the reverse hook 17, and then a non-return pawl 20 is rotated to clamp a large ratchet 21, the three-position non-return pawl 26 is controlled to block the small ratchet wheel 23, the handle 19 can be manually controlled to rotate to drive the forward roller 8 and the reverse roller 14 to rotate so as to drive the forward steel wire rope 12 and the reverse steel wire rope 16 to tighten so as to finish wire tightening, the connection of the whole mechanism is finished through the main hanger 24 and the main hook 25, meanwhile, the non-return pawl 20 is made of high-hardness material, the friction force between the non-return pawl 20 and the large ratchet wheel 21 is reduced, and the abrasion of the large ratchet wheel 21 and the non-return pawl 20 is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. Two turn-buckles that drive, its characterized in that: the device is characterized by comprising a supporting piece (1), wherein the supporting piece (1) is internally provided with a forward mechanism (2) and a reverse mechanism (3) respectively, the outer side of the supporting piece (1) is provided with a working mechanism (4), and the upper side of the supporting piece (1) is provided with a suspension mechanism (5).
2. The dual-drive wire tightener of claim 1, wherein the supporting member (1) comprises three supporting plates (6), three through holes are formed in the three supporting plates (6), supporting screws (7) are respectively arranged in the three through holes of the three supporting plates (6), the supporting screws (7) penetrate through the through holes, three nuts are arranged on the outer side of one supporting plate (6), and the three nuts are respectively in threaded connection with the three supporting screws (7).
3. The dual-drive wire tightener of claim 2, wherein the forward mechanism (2) comprises a forward roller (8), two ends of the forward roller (8) are respectively and rotatably connected to the inner sides of the two support plates (6), a guide groove (9) is formed in the outer side of the forward roller (8), two fixing members (10) are arranged on the outer side of one support screw (7), and a forward component (11) is arranged on the lower side of the support member (1).
4. A dual-drive wire tightener according to claim 3, characterized in that the forward assembly (11) comprises a forward steel cable (12), one end of the forward steel cable (12) is wound outside the forward drum (8), the distal end of the forward steel cable (12) is fixed outside one of the fixing members (10), and a forward hook (13) is rotatably connected outside the forward steel cable (12).
5. A dual-drive wire tightener according to claim 3, characterized in that the reversing mechanism (3) comprises a reversing roller (14), both ends of the reversing roller (14) are respectively connected to the inner sides of the two supporting plates (6) in a rotating manner, a guiding groove (9) is formed on the outer side of the reversing roller (14), and a reversing component (15) is arranged on the lower side of the supporting member (1).
6. The dual-drive wire tightener of claim 5, wherein the reversing assembly (15) comprises a reversing steel wire rope (16), one end of the reversing steel wire rope (16) is wound outside the reversing drum (14), the far end of the reversing steel wire rope (16) is fixed outside one of the fixing members (10), and a reversing hook (17) is rotatably connected outside the reversing steel wire rope (16).
7. The dual-drive wire tightener of claim 5, wherein one end of the forward roller (8) and one end of the reverse roller (14) are fixedly connected with each other, a protective cover (18) is respectively arranged outside the forward roller (8) and the reverse roller (14), and two ends of the protective cover (18) are respectively fixed outside the two supporting screws (7).
8. The dual-drive wire tightener of claim 3, wherein the operating mechanism (4) comprises a handle (19) and a non-return pawl (20), one end of the non-return pawl (20) is fixed at the distal end of one of the support screws (7), one outer side of one of the support plates (6) is rotatably connected with a large ratchet (21), one end of the handle (19) is rotatably connected with the outer side of the large ratchet (21), an anti-slip device (22) is arranged inside one end of the handle (19), one end of the handle (19) is rotatably connected with a small ratchet (23), one end of the handle (19) is rotatably connected with a three-position non-return pawl (26), one side of the small ratchet (23) is fixedly connected with one side of the large ratchet (21), and one side of the large ratchet (21) is fixedly connected with one side of the forward roller (8).
9. A dual drive turnbuckle according to claim 2, wherein said suspension mechanism (5) comprises a main hanger (24), both ends of said main hanger (24) are fixed to both ends of one of said support screws (7), and a main hook (25) is rotatably connected to the upper end of said main hanger (24).
10. The dual drive turnbuckle as claimed in claim 8, wherein said ratchet pawl (20) is made of high hardness steel, and the contact surface of said ratchet pawl (20) with said large ratchet wheel (21) is smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111367174.8A CN113991539A (en) | 2021-11-18 | 2021-11-18 | Double-drive wire tightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111367174.8A CN113991539A (en) | 2021-11-18 | 2021-11-18 | Double-drive wire tightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113991539A true CN113991539A (en) | 2022-01-28 |
Family
ID=79749208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111367174.8A Pending CN113991539A (en) | 2021-11-18 | 2021-11-18 | Double-drive wire tightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113991539A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115117788A (en) * | 2022-08-29 | 2022-09-27 | 江苏恒安电力工具有限公司 | Ratchet turn-buckle is used in electric wire installation |
| CN116345350A (en) * | 2023-03-14 | 2023-06-27 | 海南电网有限责任公司乐东供电局 | Insulator replacement device for power distribution network |
| CN116345350B (en) * | 2023-03-14 | 2024-04-19 | 海南电网有限责任公司乐东供电局 | Insulator replacement device for power distribution network |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204732792U (en) * | 2015-05-17 | 2015-10-28 | 郭先观 | A kind of spanner wire grip device |
| CN209993997U (en) * | 2019-06-17 | 2020-01-24 | 曲笑函 | Tightener convenient to operate |
| CN212011927U (en) * | 2020-05-14 | 2020-11-24 | 梁亨 | Wire grip |
| CN112531572A (en) * | 2020-12-11 | 2021-03-19 | 广西电网有限责任公司南宁供电局 | Novel turn-buckle of double round circulation |
| CN214429101U (en) * | 2021-02-26 | 2021-10-19 | 昆明理工大学 | Small-size turn-buckle for electric power construction |
-
2021
- 2021-11-18 CN CN202111367174.8A patent/CN113991539A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204732792U (en) * | 2015-05-17 | 2015-10-28 | 郭先观 | A kind of spanner wire grip device |
| CN209993997U (en) * | 2019-06-17 | 2020-01-24 | 曲笑函 | Tightener convenient to operate |
| CN212011927U (en) * | 2020-05-14 | 2020-11-24 | 梁亨 | Wire grip |
| CN112531572A (en) * | 2020-12-11 | 2021-03-19 | 广西电网有限责任公司南宁供电局 | Novel turn-buckle of double round circulation |
| CN214429101U (en) * | 2021-02-26 | 2021-10-19 | 昆明理工大学 | Small-size turn-buckle for electric power construction |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115117788A (en) * | 2022-08-29 | 2022-09-27 | 江苏恒安电力工具有限公司 | Ratchet turn-buckle is used in electric wire installation |
| CN116345350A (en) * | 2023-03-14 | 2023-06-27 | 海南电网有限责任公司乐东供电局 | Insulator replacement device for power distribution network |
| CN116345350B (en) * | 2023-03-14 | 2024-04-19 | 海南电网有限责任公司乐东供电局 | Insulator replacement device for power distribution network |
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