CN111483888A - Traction device used for electric power construction and convenient to adjust cable tension - Google Patents
Traction device used for electric power construction and convenient to adjust cable tension Download PDFInfo
- Publication number
- CN111483888A CN111483888A CN202010287198.1A CN202010287198A CN111483888A CN 111483888 A CN111483888 A CN 111483888A CN 202010287198 A CN202010287198 A CN 202010287198A CN 111483888 A CN111483888 A CN 111483888A
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- CN
- China
- Prior art keywords
- cable
- tension
- roller assembly
- traction roller
- adjusting
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4481—Arrangements or adaptations for driving the reel or the material
- B65H75/4492—Manual drives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/40—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable
- B65H75/42—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable attached to, or forming part of, mobile tools, machines or vehicles
- B65H75/425—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable attached to, or forming part of, mobile tools, machines or vehicles attached to, or forming part of a vehicle, e.g. truck, trailer, vessel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
Landscapes
- Unwinding Of Filamentary Materials (AREA)
- Electric Cable Arrangement Between Relatively Moving Parts (AREA)
Abstract
The invention relates to the technical field of electric power construction, and discloses a traction device which is used for electric power construction and is convenient for adjusting cable tension. According to the invention, the cable in the winding and unwinding process is pulled by the first traction roller assembly, the second traction roller assembly and the fixed traction roller assembly of the tension adjusting mechanism, so that the cable can keep a certain tension, the winding and unwinding of the cable are facilitated, meanwhile, the first traction roller assembly and the second traction roller assembly can respectively move at the inner sides of the first strip-shaped groove and the second strip-shaped groove, the tension of the cable can be adjusted, the cable is prevented from being pulled or bent and wound in the winding and unwinding process, and the safety of the cable is improved.
Description
Technical Field
The invention relates to the technical field of electric power construction, in particular to a traction device which is used for electric power construction and is convenient for adjusting cable tension.
Background
In the in-process at electric power construction, often need lay the cable, cable laying means along the route cloth of inspecting, install the process of cable circuit, according to the use occasion, can be divided into several kinds of laying modes such as aerial, underground (pipeline and direct-burried), submarine, wall and tunnel, the cable need unreel the cable of lapping when laying, and at the in-process of unreeling, traction force can not too big, also can the undersize, too big lead to the fact the cable to strain easily, the undersize causes the cable crooked easily.
The chinese patent discloses a cable winding and unwinding devices (grant No. CN 109081202B) that electric power construction was used and is convenient for adjust, but the biggest winding volume of this patent technique height through increasing the winding roller can increase the winding roller, conveniently adjust the device, increase device's application range, avoid the wrapping post coil when its biggest winding volume of increase to drop, stability when effectively improving the device use, the device cable twines at the winding roller outer wall in an orderly manner when wire winding, winding efficiency when effectively improving the device use, but the tension when its inconvenient regulation cable was received and was unreeled, and then probably lead to the cable to receive to drag or crooked winding, and inconvenient installation and pull down the cable book. Accordingly, those skilled in the art have provided a traction apparatus for electric power construction that facilitates adjustment of cable tension to solve the problems set forth in the background art described above.
Disclosure of Invention
The invention aims to provide a traction device which is used for electric power construction and is convenient for adjusting the tension of a cable, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a draw gear convenient to adjust cable tension for electric power construction usefulness, includes the wooden handcart, one side fixedly connected with handle on the top of wooden handcart, and the top of wooden handcart is close to one side of handle and installs receive unwinding mechanism, tension adjustment mechanism is installed near one side of receiving unwinding mechanism in the top of wooden handcart, receive unwinding mechanism including receiving the door frame, the top fixed mounting who receives the door frame has the bearing frame that contains the bearing, the inboard of bearing frame runs through and is provided with the connecting axle, the front end fixedly connected with spacing wheel of connecting axle, and the rear end fixedly connected with hand wheel of connecting axle, one side fixedly connected with handle of the rear end of hand wheel, the front end fixedly connected with cable frame of spacing wheel.
As a still further scheme of the invention: the cable frame comprises a loop bar, a threaded head is arranged at the front end of the loop bar, a flange plate is fixedly connected to the rear end of the loop bar, a plurality of counter bores are formed in the outer side, close to the loop bar, of the front end of the flange plate, a nut is meshed and connected to the outer side of the threaded head, and a pressing sheet is sleeved at the outer side of the threaded head, close to the rear end of the nut.
As a still further scheme of the invention: the bottom end of the winding and unwinding door frame is fixed to the top end of the plate trailer, and the flange plate penetrates through the inner side of the counter bore through a screw and is fixed to the middle of the front end of the limiting wheel.
As a still further scheme of the invention: the tension adjusting mechanism comprises a tension adjusting portal frame, a first strip-shaped groove is formed in one side of the front end of the tension adjusting portal frame, a second strip-shaped groove is formed in the other side of the front end of the tension adjusting portal frame, a fixed traction roller assembly is fixedly mounted on the upper side of the front end of the tension adjusting portal frame, a first traction roller assembly is fixedly mounted at the lower end of the inner side of the first strip-shaped groove, and a second traction roller assembly is fixedly mounted at the upper end of the inner side of the second strip-shaped groove.
As a still further scheme of the invention: the first traction roller assembly, the second traction roller assembly and the fixed traction roller assembly are identical in structure, and the bottom end of the tension adjusting portal is fixed to one side of the top end of the plate trailer.
As a still further scheme of the invention: first pull roller assembly includes the carry over pinch rolls, the rear end of the inboard of carry over pinch rolls rotates connects the axis of rotation, the rear end fixedly connected with positioning disk of axis of rotation, the rear end fixedly connected with threaded rod of positioning disk, the outside meshing of threaded rod is connected with the second nut.
As a still further scheme of the invention: the threaded rod runs through the inner side of the first bar-shaped groove, the positioning disc is located at the front end of the first bar-shaped groove, the second nut is located at the rear end of the first bar-shaped groove, and the threaded rod is fixed to the inner side of the first bar-shaped groove through the second nut and the positioning disc.
Compared with the prior art, the invention has the beneficial effects that:
1. through one side to cable frame fixed mounting at spacing round to can install the loop bar at the cable frame fast to the cable book, fix the cable book through nut and preforming, make things convenient for the ann of cable book to tear open simultaneously and dismantle, improve draw gear's practicality.
2. First pull roller assembly, second pull roller assembly and fixed pull roller assembly through tension adjustment mechanism pull receiving and unreeling the in-process cable conductor, thereby can make the cable conductor keep certain tension, be convenient for receive and release of cable, simultaneously, first pull roller assembly and second pull roller assembly can remove in the inboard of first bar groove and second bar groove respectively, and then can adjust the tension of cable conductor, avoided the cable conductor to receive at the in-process that receives to unreel and pull or the crooked winding, the security of electric wire has been improved.
Drawings
FIG. 1 is a schematic structural diagram of a traction device for electric power construction for adjusting cable tension conveniently;
fig. 2 is a schematic structural diagram of a winding and unwinding mechanism in a traction device for electric power construction, which is convenient for adjusting cable tension;
FIG. 3 is an exploded view of a cable rack of a towing attachment for facilitating adjustment of cable tension for use in power construction;
FIG. 4 is a schematic structural view of a tension adjusting mechanism in a traction apparatus for electric power construction for facilitating adjustment of cable tension;
fig. 5 is a schematic structural view of a first pull roll assembly in a pulling apparatus for facilitating adjustment of cable tension for electric construction.
In the figure: 1. lathing; 2. a handle; 3. a winding and unwinding mechanism; 31. winding and unwinding the door frame; 32. a bearing seat; 33. a handle; 34. a hand wheel; 35. a connecting shaft; 36. a limiting wheel; 37. a cable rack; 371. a loop bar; 372. a screw head; 373. a nut; 374. tabletting; 375. a flange plate; 376. a counter bore; 4. a tension adjusting mechanism; 41. a tension adjusting gantry; 42. a first bar-shaped groove; 43. a first pull roll assembly; 431. a traction roller; 432. a rotating shaft; 433. positioning a plate; 434. a second nut; 435. a threaded rod; 44. a second strip groove; 45. a second pull roll assembly; 46. the pull roll assembly is fixed.
Detailed Description
Referring to fig. 1 to 5, in the embodiment of the invention, a traction device for electric power construction and facilitating adjustment of cable tension includes a pallet truck 1, a handle 2 is fixedly connected to one side of the top end of the pallet truck 1, a winding and unwinding mechanism 3 is installed on one side of the top end of the pallet truck 1 close to the handle 2, a tension adjusting mechanism 4 is installed on one side of the top end of the pallet truck 1 close to the winding and unwinding mechanism 3, the winding and unwinding mechanism 3 includes a winding and unwinding gantry 31, a bearing seat 32 including a bearing is fixedly installed on the top end of the winding and unwinding gantry 31, a connecting shaft 35 penetrates through the inner side of the bearing seat 32, a limiting wheel 36 is fixedly connected to the front end of the connecting shaft 35, a hand wheel 34 is fixedly connected to the rear end of the connecting shaft 35, a handle 33 is fixedly connected to one side of the rear end of.
In fig. 3: the cable frame 37 comprises a loop bar 371, a thread head 372 is arranged at the front end of the loop bar 371, a flange plate 375 is fixedly connected to the rear end of the loop bar 371, a plurality of counter bores 376 are formed in the front end of the flange plate 375 close to the outer side of the loop bar 371, a nut 373 is connected to the outer side of the thread head 372 in a meshed mode, a pressing plate 374 is sleeved on the outer side of the thread head 372 close to the rear end of the nut 373, the cable roll can be fixed through the cable frame 37, and the cable roll can be made to rotate along with the cable frame 37.
In fig. 1, 2 and 3: the bottom end of the winding and unwinding door frame 31 is fixed at the top end of the plate trailer 1, and the flange 375 is fixed in the middle of the front end of the limiting wheel 36 by penetrating through the inner side of the counter bore 376 through screws, so that the limiting wheel 36 and the cable rack 37 can be fixed together.
In fig. 4: tension adjustment mechanism 4 includes tension adjustment portal 41, first bar groove 42 has been seted up to one side of the front end of tension adjustment portal 41, and the opposite side of the front end of tension adjustment portal 41 has seted up second bar groove 44, the upside fixed mounting of the front end of tension adjustment portal 41 has fixed carry over pinch rolls subassembly 46, the lower extreme fixed mounting of the inboard of first bar groove 42 has first pull roller subassembly 43, and the inboard upper end fixed mounting of second bar groove 44 has second pull roller subassembly 45, can adjust the tension of the in-process of receiving and releasing of cable through tension adjustment mechanism 4, avoided the cable conductor to receive to drag or crooked winding at the in-process of receiving and releasing, the security of electric wire has been improved.
In fig. 1 and 4: the first traction roller assembly 43, the second traction roller assembly 45 and the fixed traction roller assembly 46 are identical in structure, the bottom end of the tension adjusting gantry 41 is fixed to one side of the top end of the plate trailer 1, and cables can be smoothly collected and released through mutual matching of the first traction roller assembly 43, the second traction roller assembly 45 and the fixed traction roller assembly 46.
In fig. 5: the first traction roller assembly 43 comprises a traction roller 431, the rear end of the inner side of the traction roller 431 is rotatably connected with a rotating shaft 432, the rear end of the rotating shaft 432 is fixedly connected with a positioning disc 433, the rear end of the positioning disc 433 is fixedly connected with a threaded rod 435, the outer side of the threaded rod 435 is meshed and connected with a second nut 434, and the first traction roller assembly 43 can enable the cable to be wound and unwound to keep certain tension so as to facilitate laying of the cable.
In fig. 4 and 5: the threaded rod 435 penetrates through the inner side of the first linear groove 42, the positioning disc 433 is positioned at the front end of the first linear groove 42, the second nut 434 is positioned at the rear end of the first linear groove 42, the threaded rod 435 is fixed on the inner side of the first linear groove 42 through the second nut 434 and the positioning disc 433, the first traction roller assembly 43 can be fixed at different positions in the first linear groove 42 by rotating the second nut 434 of the first traction roller assembly 43 anticlockwise, then sliding the threaded rod 435 in the first linear groove 42 of the tension adjusting mechanism 4 and adjusting to a proper position, and then rotating the second nut 434 clockwise, so that the tension of the cable can be adjusted.
The working principle of the invention is as follows: when the cable roll needs to be released and laid, firstly, the nut 373 of the cable frame 37 is rotated anticlockwise, the nut 373 and the pressing sheet 374 are taken down from the threaded head 372, then the cable roll is sleeved on the sleeve rod 371, then the pressing sheet 374 and the nut 373 are fixed on the threaded head 372, so that the cable roll is firmly fixed on the cable frame 37 and the limiting wheel 36, then, one end of the cable sequentially passes through the lower end of the traction roller 431 of the first traction roller assembly 43, the upper end of the fixed traction roller assembly 46 and the lower end of the second traction roller assembly 45, then, the handle 33 is held by hand and turned to the hand wheel 34, the hand wheel 34 drives the connecting shaft 35 to rotate by taking the bearing seat 32 as the center, and as the limiting wheel 36 and the cable frame 37 are fixedly connected with the connecting shaft 35, the cable frame 37 and the cable roll of the limiting wheel 36 are rotated together, so that the cable on the cable roll is released, and simultaneously, the other end of the cable is pulled so that the cable can be laid, and when the tension of the cable needs to be adjusted, the second nut 434 of the first pulling roller assembly 43 is rotated counterclockwise, then the threaded rod 435 is slid in the first strip-shaped groove 42 of the tension adjusting mechanism 4, and after being adjusted to a proper position, the second nut 434 is rotated clockwise, so that the first pulling roller assembly 43 can be fixed at different positions in the first strip-shaped groove 42, and similarly, the position of the second pulling roller assembly 45 in the second strip-shaped groove 44 can be adjusted, so that the tension of the cable can be adjusted.
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 are equivalent to or changed within the technical scope of the present invention.
Claims (7)
1. A traction device convenient for adjusting cable tension for electric power construction comprises a plate trailer (1) and is characterized in that a handle (2) is fixedly connected to one side of the top end of the plate trailer (1), a winding and unwinding mechanism (3) is installed on one side, close to the handle (2), of the top end of the plate trailer (1), a tension adjusting mechanism (4) is installed on one side, close to the winding and unwinding mechanism (3), of the top end of the plate trailer (1), the winding and unwinding mechanism (3) comprises a winding and unwinding door frame (31), a bearing seat (32) containing a bearing is fixedly installed on the top end of the winding and unwinding door frame (31), a connecting shaft (35) penetrates through the inner side of the bearing seat (32), a limiting wheel (36) is fixedly connected to the front end of the connecting shaft (35), a hand wheel (34) is fixedly connected to the rear end of the connecting shaft (35), a handle (33) is fixedly connected to one side of the rear, the front end of the limiting wheel (36) is fixedly connected with a cable frame (37).
2. The traction device convenient for adjusting cable tension for power construction as claimed in claim 1, wherein the cable rack (37) comprises a loop bar (371), the front end of the loop bar (371) is provided with a threaded head (372), the rear end of the loop bar (371) is fixedly connected with a flange plate (375), the front end of the flange plate (375) near the outer side of the loop bar (371) is provided with a plurality of counter bores (376), the outer side of the threaded head (372) is engaged with a nut (373), and the rear end of the outer side of the threaded head (372) near the nut (373) is sleeved with a pressing sheet (374).
3. The traction device convenient for adjusting the cable tension for electric power construction as claimed in claim 2, wherein the bottom end of the winding and unwinding gantry (31) is fixed at the top end of the plate trailer (1), and the flange (375) is fixed at the middle of the front end of the limiting wheel (36) by passing through the inner side of the counter bore (376) through a screw.
4. The traction device convenient for adjusting the tension of a cable for electric power construction as claimed in claim 1, wherein the tension adjusting mechanism (4) comprises a tension adjusting gantry (41), one side of the front end of the tension adjusting gantry (41) is provided with a first strip-shaped groove (42), the other side of the front end of the tension adjusting gantry (41) is provided with a second strip-shaped groove (44), the upper side of the front end of the tension adjusting gantry (41) is fixedly provided with a fixed traction roller assembly (46), the lower end of the inner side of the first strip-shaped groove (42) is fixedly provided with a first traction roller assembly (43), and the upper end of the inner side of the second strip-shaped groove (44) is fixedly provided with a second traction roller assembly (45).
5. The traction device for electric power construction convenient for adjusting cable tension is characterized in that the structures of the first traction roller assembly (43), the second traction roller assembly (45) and the fixed traction roller assembly (46) are the same, and the bottom end of the tension adjusting gantry (41) is fixed on one side of the top end of the plate trailer (1).
6. The traction device used for electric power construction and used for conveniently adjusting cable tension is characterized in that the first traction roller assembly (43) comprises a traction roller (431), the rear end of the inner side of the traction roller (431) is rotatably connected with a rotating shaft (432), the rear end of the rotating shaft (432) is fixedly connected with a positioning disc (433), the rear end of the positioning disc (433) is fixedly connected with a threaded rod (435), and the outer side of the threaded rod (435) is in meshed connection with a second nut (434).
7. The traction apparatus for electric power construction for conveniently adjusting tension of cable according to claim 6, wherein the threaded rod (435) penetrates inside the first bar-shaped groove (42), the positioning plate (433) is located at the front end of the first bar-shaped groove (42), the second nut (434) is located at the rear end of the first bar-shaped groove (42), and the threaded rod (435) is fixed inside the first bar-shaped groove (42) through the second nut (434) and the positioning plate (433).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010287198.1A CN111483888A (en) | 2020-04-13 | 2020-04-13 | Traction device used for electric power construction and convenient to adjust cable tension |
| PCT/CN2020/129549 WO2021208422A1 (en) | 2020-04-13 | 2020-11-17 | Traction device facilitating cable tension adjustment for power construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010287198.1A CN111483888A (en) | 2020-04-13 | 2020-04-13 | Traction device used for electric power construction and convenient to adjust cable tension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111483888A true CN111483888A (en) | 2020-08-04 |
Family
ID=71791846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010287198.1A Withdrawn CN111483888A (en) | 2020-04-13 | 2020-04-13 | Traction device used for electric power construction and convenient to adjust cable tension |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111483888A (en) |
| WO (1) | WO2021208422A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021208422A1 (en) * | 2020-04-13 | 2021-10-21 | 曾华云 | Traction device facilitating cable tension adjustment for power construction |
| CN113572083A (en) * | 2021-09-06 | 2021-10-29 | 江苏电子信息职业学院 | Threading construction device for building electrical engineering |
| CN114314186A (en) * | 2022-01-18 | 2022-04-12 | 桐乡市雪峰制衣有限公司 | Chemical fiber and elastic yarn tensioning device |
| CN117060276A (en) * | 2023-08-11 | 2023-11-14 | 国网安徽省电力有限公司利辛县供电公司 | Cable laying device for power construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194916A (en) * | 2021-12-27 | 2022-03-18 | 甘肃第四建设集团有限责任公司 | Pay-off is used in cable construction |
| CN115783875B (en) * | 2022-06-30 | 2024-01-30 | 泗洪锦盟电子有限公司 | Electron pencil with from beam property |
| CN116544846B (en) * | 2023-07-07 | 2023-09-12 | 国网河南省电力公司新乡供电公司 | Multifunctional cable traction sports car |
| CN116835384A (en) * | 2023-08-29 | 2023-10-03 | 国网山东省电力公司淄博供电公司 | Tension adjusting device for supporting power supply line |
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- 2020-04-13 CN CN202010287198.1A patent/CN111483888A/en not_active Withdrawn
- 2020-11-17 WO PCT/CN2020/129549 patent/WO2021208422A1/en active Application Filing
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| CN207726490U (en) * | 2017-11-24 | 2018-08-14 | 江苏一驰电子科技有限公司 | A kind of full-automatic cable terminal thread feeding mechanism |
| CN208522367U (en) * | 2018-01-16 | 2019-02-19 | 皖西学院 | A kind of electric power cable drawing machine |
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| WO2021208422A1 (en) * | 2020-04-13 | 2021-10-21 | 曾华云 | Traction device facilitating cable tension adjustment for power construction |
| CN113572083A (en) * | 2021-09-06 | 2021-10-29 | 江苏电子信息职业学院 | Threading construction device for building electrical engineering |
| CN114314186A (en) * | 2022-01-18 | 2022-04-12 | 桐乡市雪峰制衣有限公司 | Chemical fiber and elastic yarn tensioning device |
| CN117060276A (en) * | 2023-08-11 | 2023-11-14 | 国网安徽省电力有限公司利辛县供电公司 | Cable laying device for power construction |
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| WO2021208422A1 (en) | 2021-10-21 |
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