CN116513995A - Auxiliary tail rope pulling device of motor-driven wringing machine - Google Patents
Auxiliary tail rope pulling device of motor-driven wringing machine Download PDFInfo
- Publication number
- CN116513995A CN116513995A CN202310319581.4A CN202310319581A CN116513995A CN 116513995 A CN116513995 A CN 116513995A CN 202310319581 A CN202310319581 A CN 202310319581A CN 116513995 A CN116513995 A CN 116513995A
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- Prior art keywords
- rope
- chain
- locking
- clamping wheel
- short frame
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- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 abstract description 18
- 239000010959 steel Substances 0.000 abstract description 18
- 238000004804 winding Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013642 negative control Substances 0.000 description 1
- 239000013641 positive control Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/54—Safety gear
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses an auxiliary tail rope pulling device of a motor-driven winch, which comprises a grinding cylinder, a chain transmission device and a tensioning mechanism, wherein the grinding cylinder is arranged in the chain transmission device, a base bracket is arranged on one side of the chain transmission device, the tensioning mechanism is arranged at the top of the base bracket through a bolt, a locking mechanism is arranged at the top of the tensioning mechanism through a bolt, a sliding seat mechanism is arranged at the inner side of the locking mechanism, a fixing seat mechanism is arranged at the inner side of the locking mechanism, and the fixing seat mechanism is positioned below the sliding seat mechanism. According to the utility model, the grinding drum of the motor-driven grinding machine drives the large chain wheel to transmit power to the driving rope clamping wheel, the driving rope clamping wheel is set to have the same linear speed as the grinding drum according to the diameter of the applied steel wire rope, and the movable flywheel is set, so that when the tail rope is pulled, the steel wire rope is clamped and pulled by the two rope clamping wheels, and when the tail rope is released, the rope clamping wheel clamps the steel wire rope, but the movable flywheel slides inside, and no force is applied to the tail rope of the steel wire rope.
Description
Technical Field
The utility model relates to the technical field of a motor-driven wringing machine, in particular to an auxiliary tail rope pulling device of the motor-driven wringing machine.
Background
At present, in the construction process of power transmission engineering in China, most of used hoisting weights and tools are a grinding machine, the grinding machine is a necessary construction tool for the construction of the tower assembly process, the necessary power can be smoothly and conveniently provided for the construction of the tower assembly under various complicated mountain terrains, and the method is suitable for field electroless places. At present, a motor-driven wringing machine is provided, a steel wire rope is wound on a grinding drum of the wringing machine, a special person is required to take charge of strict operation when the tail rope at the other end is tensioned, and a person pulling the tail rope cannot be less than 2 persons, when the wringing machine lifts a heavy object, the force for tensioning the tail rope is provided by a worker to finish rope winding work, and when the wringing machine releases the heavy object, the person pulling the tail rope is required to release the tail rope and actively control rope releasing speed according to the rotating speed of the grinding drum of the wringing machine to finish rope releasing work. When the wringing machine works, the tail rope pulling personnel needs to keep the state of tensioning the tail rope for a long time to ensure the normal work of the wringing machine, and the working strength of the workers is high in the whole process and certain potential safety hazards exist, so that the device capable of assisting the tail rope pulling workers in completing the work needs to be invented.
The defects of the auxiliary tail rope pulling device of the existing motor-driven wringing machine are that:
1. patent document CN210162902U discloses a gasoline engine-driven wringing machine, "comprising a fixed seat, the upper surface fixedly connected with support column of fixing seat, the upper surface fixedly connected with of support column places the board, the bottom surface fixedly inlayed of placing the board has first bearing, the upper surface fixedly connected with motor case of fixing seat, the upper surface fixedly inlayed of motor case has the second bearing, the interior bottom wall fixedly connected with motor of motor case, and this motor has positive and negative rotation function, the winding wheel has been placed to the top of motor case, the output of motor runs through second bearing and winding wheel in proper order and with the inner circle fixed connection of first bearing, the surface of motor output and the inner circle fixed connection of second bearing, the surface of motor output and the inner wall fixed connection of winding wheel, the upper surface fixedly connected with control module of fixing seat, the utility model design is rational in infrastructure, it can carry out speed and positive and negative control to the motor, can make the winding wheel rotate, can compress tightly the cable conductor. "compared with the present utility model, the device is not high in safety and is liable to be dangerous.
Disclosure of Invention
The utility model aims to provide an auxiliary tail rope pulling device of a motor-driven wringing machine so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an auxiliary tail rope pulling device of a motor-driven winch comprises a grinding cylinder, a chain transmission device and a tensioning mechanism, wherein the grinding cylinder is arranged in the chain transmission device, a base bracket is arranged on one side of the chain transmission device, the tensioning mechanism is arranged at the top of the base bracket through a bolt,
the top of tensioning mechanism passes through the bolt and installs locking mechanism, sliding seat mechanism is installed to locking mechanism's inboard, fixing base mechanism is installed to locking mechanism's inboard, and fixing base mechanism is located sliding seat mechanism's below.
Preferably, the chain transmission device comprises a large chain wheel, a chain and a movable flywheel, wherein the chain is arranged at the outer side of the large chain wheel, the outer side of the large chain wheel is meshed with the chain, the back surface of the large chain wheel is connected with the grinding cylinder, the movable flywheel is arranged at the inner side of one end of the chain, and the movable flywheel is connected with the sliding seat mechanism.
Preferably, the base support comprises a lower long frame, a short frame, an upper long frame, a slotted short frame and a positioning short frame, wherein the short frame is arranged on the inner side of the lower long frame, the upper long frame is arranged on one side of the short frame, the positioning short frame is arranged on the inner side of the upper long frame, the slotted short frame is arranged on the inner side of the upper long frame, and the slotted short frame is positioned between the short frame and the positioning short frame.
Preferably, the tensioning mechanism comprises a first locking handle, a handle locking seat and a supporting seat, wherein the first locking handle is installed on one side of the supporting seat through a nut in a pressing mode, the handle locking seat is installed on the outer side of the first locking handle, and the bottom of the handle locking seat is fixed at the top of the lower long frame through a bolt.
Preferably, the fixing seat mechanism comprises a fixed block, a driven rope clamping wheel, a shaft end check ring, a positioning screw and a lower supporting shaft, the lower supporting shaft is arranged at the top of the fixed block, the driven rope clamping wheel is arranged at the top of the lower supporting shaft through a bearing support, the shaft end check ring is arranged at the outer side of the driven rope clamping wheel, and the positioning screw is arranged at the outer side of the shaft end check ring.
Preferably, the sliding seat mechanism comprises a sliding block, an active rope clamping wheel, an upper supporting shaft, a shaft sleeve and an elastic retainer ring, wherein the upper supporting shaft is arranged at the top of the sliding block through bolts, the active rope clamping wheel is arranged at the top of the upper supporting shaft through bearing support, the shaft sleeve is arranged at the outer side of the active rope clamping wheel, the upper supporting shaft is arranged in the shaft sleeve in a penetrating mode, and the elastic retainer ring is arranged at the outer side of the active rope clamping wheel.
Preferably, the locking mechanism comprises a vertical plate, a top plate, a second locking handle, a sliding cross rod, a sliding rail and a spring, wherein the top plate is arranged on the inner side of the vertical plate, the second locking handle is arranged on the top of the top plate in a penetrating mode, the sliding cross rod is movably arranged on the inner side of the vertical plate, the spring is symmetrically arranged at the bottom of the sliding cross rod, the bottom end of the spring is connected with the top of the sliding seat mechanism, the sliding rail is arranged on the inner side of the vertical plate, and the sliding rail is embedded with the two sides of the sliding cross rod.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the grinding drum of the mechanical grinding machine drives the large chain wheel to transmit power to the driving rope clamping wheel, the driving rope clamping wheel linear speed is equal to the grinding drum linear speed according to the diameter of the applied steel wire rope, and the movable flywheel is arranged, so that when the tail rope is pulled, the steel wire rope is clamped and pulled by the two rope clamping wheels, when the tail rope is released, the rope clamping wheel clamps the steel wire rope, but the movable flywheel slides inside, no force is applied to the steel wire rope tail rope.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a cross-sectional view of the present utility model;
FIG. 4 is a schematic view of the lower long frame structure of the present utility model;
FIG. 5 is a schematic diagram of a slider structure according to the present utility model;
FIG. 6 is a schematic view of a fixed block structure according to the present utility model;
fig. 7 is a schematic view of two sheave clamp states of the present utility model.
In the figure: 1. grinding a cylinder; 2. a chain drive; 201. a large sprocket; 202. a chain; 203. a movable flywheel; 3. a base bracket; 301. a lower long frame; 302. a short frame; 303. a long frame is arranged on the upper part; 304. a slotted short frame; 305. positioning a short frame; 4. a tensioning mechanism; 401. a first locking handle; 402. a handle locking seat; 403. a support base; 5. a fixing seat mechanism; 501. a fixed block; 502. a driven rope clamping wheel; 503. a shaft end retainer ring; 504. a set screw; 505. a lower support shaft; 6. a sliding seat mechanism; 601. a sliding block; 602. a rope pulley is actively clamped; 603. an upper support shaft; 604. a shaft sleeve; 605. a circlip; 7. a locking mechanism; 701. a vertical plate; 702. a top plate; 703. a second locking handle; 704. a sliding cross bar; 705. a slide rail; 706. and (3) a spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-7, an embodiment of the present utility model is provided:
the utility model relates to an auxiliary tail rope pulling device of a motor-driven wringing machine, which comprises the following components: the chain transmission device 2, the base bracket 3, the tensioning mechanism 4, the fixing seat mechanism 5, the sliding seat mechanism 6 and the locking mechanism 7, wherein the chain transmission device 2 is connected with the grinding drum 1 of the grinder and the sliding seat mechanism 6 to transmit power to the sliding seat mechanism 6; the base bracket 3 plays a role in supporting and connecting each device; the tensioning mechanism 4 is provided with a sliding seat mechanism 6 and a fixed seat mechanism 5; one end of the sliding seat mechanism 6 is connected with one end of the chain transmission device 2 and is arranged on the locking mechanism 7; the fixed seat mechanism 5 is fixedly installed on the locking mechanism 7 and is positioned below the sliding seat mechanism 6.
The auxiliary tail rope pulling device of the motor-driven grinding machine is arranged at the tail part of a grinding cylinder 1 of the grinding machine, the grinding cylinder 1 of the motor-driven grinding machine drives a large chain wheel 201 to transmit power to a driving rope clamping wheel 602 through a chain transmission device 2, and the linear speed of the driving rope clamping wheel 602 is equal to the linear speed of the grinding cylinder 1 according to the diameter of a steel wire rope; by arranging the movable flywheel 203, the steel wire rope can be clamped by the two rope clamping wheels and pulled in a traction mode when the tail rope is in a working state; in the working state of releasing the tail rope, the rope clamping wheel clamps the steel wire rope, but the inside of the movable flywheel 203 slips, and no force is applied to the steel wire rope tail rope.
As shown in fig. 4, the support underframe is formed by welding a lower long frame 301, a short frame 302, an upper long frame 303, a slotted short frame 304 and a positioning short frame 305 to form an underframe of an auxiliary tail rope pulling device; the short frame 302 is connected with the handle locking seat 402 through bolts; the slotted short frame 304 and the positioning short frame 305 are connected with the support seat 403 seat through bolts; the upper long frame 303 is welded with the grinder support to enable the whole base support 3 to be connected with the grinder underframe into a whole.
As shown in fig. 1, the second locking handle 703 is installed on the top plate 702 and the sliding cross bar 704, the sliding cross bar 704 is lifted or lowered by rotating the second locking handle 703, the sliding cross bar 704 is installed with a positioning bolt of a spring 706, the spring 706 penetrates into the positioning bolt, the upper end of the spring 706 abuts against the bottom of the sliding cross bar 704, the lower end presses against the top of the sliding block 601, and then the pressure of the spring 706 on the driving rope clamping wheel 602 can be controlled by rotating the second locking handle 703.
As shown in fig. 5, sliding grooves are formed on two side surfaces of a sliding block 601 and are arranged on a sliding rail 705, and an upper supporting shaft 603 is arranged in the sliding block 601; the driving rope clamping wheel 602 is arranged on the upper supporting shaft 603 through two angular contact bearings; the circlip 605 is mounted in an internal groove of the driving sheave 602; the shaft sleeve 604 is sleeved on the upper supporting shaft 603 to press the inner ring of the angular contact bearing.
As shown in fig. 6, the fixed block 501 is fixedly installed on the vertical plate 701 through a bolt connection, meanwhile, the fixed block 501 is provided with the lower supporting shaft 505, the driven rope clamping wheel 502 is installed on the lower supporting shaft 505 through two angular contact ball bearings, the bearing is axially positioned through the shaft shoulder and the shaft end retainer ring 503 of the lower supporting shaft 505, the positioning screw 504 plays a role in positioning, the driving rope clamping wheel 602 and the driven rope clamping wheel 502 are of a groove structure, the diameter of the groove is consistent with the steel wire rope used by the stranding machine, and the depth of the groove is 1-2mm smaller than the radius of the groove so as to reserve the stroke of the compressed steel wire rope.
Work preparation stage:
when the wringing machine is carried to a specified position, firstly, after the steel wire rope of the wringing machine is wound on the grinding drum 1, the auxiliary tail rope pulling device is assembled, after the supporting seat 403 is aligned with the positioning short frame 305 of the base support 3, the first locking handle 401 is rotated anticlockwise to loosen the spring 706, the sliding seat mechanism 6 is lifted upwards, the steel wire rope tail rope is placed between the grooves of the driving rope clamping wheel 602 and the driven rope clamping wheel 502, the second locking handle 703 is rotated clockwise, the driving rope clamping wheel 602 is pressed through the spring 706, and the steel wire rope tail rope is pressed.
And a heavy object lifting working stage:
when the grinding drum of the grinding machine pulls 1, the gasoline engine or the diesel engine transmits power to the grinding drum 1, the grinding drum 1 drives the large chain wheel 201 to be transmitted to the movable flywheel 203 through the chain 202, at the moment, the ratchet mechanism in the movable flywheel 203 is meshed to drive the inner ring to rotate, and then the driving rope clamping wheel 602 connected with the inner ring of the movable flywheel 203 is driven, and the tail rope is tensioned by the rotation of the driving rope clamping wheel 602 by utilizing the power of the grinding drum and pulled outwards.
And the working stage of lowering the weight:
when the grinding drum 1 of the grinding machine pays out, the grinding drum 1 reversely rotates to drive the large chain wheel 201 to reversely rotate, a ratchet mechanism in the flywheel is separated, the inner ring and the outer ring are in a separated state, the grinding drum 1 does not transmit power to the driving rope clamping wheel 602 any more, the driving rope clamping wheel 602 does not apply tension to the tail rope any more, meanwhile, the grinding drum 1 can tighten the tail rope to recover, the driving rope clamping wheel 602 and the driven rope clamping wheel 502 still clamp the tail rope, and the driving rope clamping wheel 602 and the driven rope clamping wheel 502 reversely and passively rotate under the driving of the tail rope.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The utility model provides a supplementary tail rope device that draws of motor winch, includes grinding vessel (1), chain drive (2) and straining device (4), its characterized in that: the chain transmission device is characterized in that a grinding cylinder (1) is arranged in the chain transmission device (2), a base bracket (3) is arranged on one side of the chain transmission device (2), and a tensioning mechanism (4) is arranged at the top of the base bracket (3) through a bolt;
the top of straining device (4) is installed locking mechanism (7) through the bolt, sliding seat mechanism (6) are installed to the inboard of locking mechanism (7), fixing base mechanism (5) are installed to the inboard of locking mechanism (7), and fixing base mechanism (5) are located the below of sliding seat mechanism (6).
2. The auxiliary tail rope pulling device of a motorized wringing machine according to claim 1, wherein: the chain transmission device (2) comprises a large chain wheel (201), a chain (202) and a movable flywheel (203), wherein the chain (202) is installed on the outer side of the large chain wheel (201), the outer side of the large chain wheel (201) is meshed with the chain (202), the back of the large chain wheel (201) is connected with the grinding drum (1), the movable flywheel (203) is installed on the inner side of one end of the chain (202), and the movable flywheel (203) is connected with the sliding seat mechanism (6).
3. The auxiliary tail rope pulling device of a motorized wringing machine according to claim 1, wherein: the base support (3) comprises a lower long frame (301), a short frame (302), an upper long frame (303), a slotted short frame (304) and a positioning short frame (305), wherein the short frame (302) is arranged on the inner side of the lower long frame (301), the upper long frame (303) is arranged on one side of the short frame (302), the positioning short frame (305) is arranged on the inner side of the upper long frame (303), the slotted short frame (304) is arranged on the inner side of the upper long frame (303), and the slotted short frame (304) is arranged between the short frame (302) and the positioning short frame (305).
4. The auxiliary tail rope pulling device of a motorized wringing machine according to claim 1, wherein: the tensioning mechanism (4) comprises a first locking handle (401), a handle locking seat (402) and a supporting seat (403), wherein the first locking handle (401) is installed on one side of the supporting seat (403) through a nut in a pressing mode, the handle locking seat (402) is installed on the outer side of the first locking handle (401), and the bottom of the handle locking seat (402) is fixed to the top of the lower long frame (301) through a bolt.
5. The auxiliary tail rope pulling device of a motorized wringing machine according to claim 1, wherein: the fixing seat mechanism (5) comprises a fixed block (501), a driven rope clamping wheel (502), a shaft end check ring (503), a set screw (504) and a lower supporting shaft (505), wherein the lower supporting shaft (505) is arranged at the top of the fixed block (501), the driven rope clamping wheel (502) is arranged at the top of the lower supporting shaft (505) through bearing support, the shaft end check ring (503) is arranged at the outer side of the driven rope clamping wheel (502), and the set screw (504) is arranged at the outer side of the shaft end check ring (503).
6. The auxiliary tail rope pulling device of a motorized wringing machine according to claim 1, wherein: the sliding seat mechanism (6) comprises a sliding block (601), an active rope clamping wheel (602), an upper supporting shaft (603), a shaft sleeve (604) and an elastic retainer ring (605), wherein the upper supporting shaft (603) is arranged at the top of the sliding block (601) through bolts, the active rope clamping wheel (602) is arranged at the top of the upper supporting shaft (603) through bearing support, the shaft sleeve (604) is arranged at the outer side of the active rope clamping wheel (602), the upper supporting shaft (603) is arranged in the inner penetrating mode of the shaft sleeve (604), and the elastic retainer ring (605) is arranged at the outer side of the active rope clamping wheel (602).
7. The auxiliary tail rope pulling device of a motorized wringing machine according to claim 1, wherein: locking mechanism (7) are including riser (701), roof (702), second locking handle (703), slide rail (704), slide rail (705) and spring (706), roof (702) are installed to the inboard of riser (701), second locking handle (703) are installed in the top penetration of roof (702), slide rail (704) are installed to the inboard movable mounting of riser (701), spring (706) are installed to the bottom symmetry of slide rail (704), and the bottom of spring (706) is connected with the top of sliding seat mechanism (6), slide rail (705) have been seted up to the inboard of riser (701), and slide rail (705) are gomphosis mutually with the both sides of slide rail (704).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310319581.4A CN116513995A (en) | 2023-03-29 | 2023-03-29 | Auxiliary tail rope pulling device of motor-driven wringing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310319581.4A CN116513995A (en) | 2023-03-29 | 2023-03-29 | Auxiliary tail rope pulling device of motor-driven wringing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116513995A true CN116513995A (en) | 2023-08-01 |
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ID=87393064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310319581.4A Pending CN116513995A (en) | 2023-03-29 | 2023-03-29 | Auxiliary tail rope pulling device of motor-driven wringing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116513995A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117566620A (en) * | 2023-12-28 | 2024-02-20 | 扬州国电通用电力机具制造有限公司 | Auxiliary tail rope pulling device of motor-driven wringing machine |
-
2023
- 2023-03-29 CN CN202310319581.4A patent/CN116513995A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117566620A (en) * | 2023-12-28 | 2024-02-20 | 扬州国电通用电力机具制造有限公司 | Auxiliary tail rope pulling device of motor-driven wringing machine |
| CN117566620B (en) * | 2023-12-28 | 2024-05-28 | 扬州国电通用电力机具制造有限公司 | Auxiliary tail rope pulling device of motor-driven wringing machine |
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Effective date of registration: 20240430 Address after: No. 19, Linguo North Road, Chengguan District, Lhasa, Xizang Autonomous Region 850010 Applicant after: STATE GRID TIBET ELECTRIC POWER Co.,Ltd. Country or region after: China Address before: 541004 2 Guilin, the Guangxi Zhuang Autonomous Region Applicant before: GUILIN University OF AEROSPACE TECHNOLOGY Country or region before: China Applicant before: STATE GRID TIBET ELECTRIC POWER Co.,Ltd. Applicant before: CHANGSHU ANDES ELECTRIC POWER TOOLS MANUFACTURING Co.,Ltd. Applicant before: SICHUAN ELECTRIC POWER DESIGN & CONSULTING Co.,Ltd. |