CN221988045U - A winch for construction engineering - Google Patents
A winch for construction engineering Download PDFInfo
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- CN221988045U CN221988045U CN202323502412.9U CN202323502412U CN221988045U CN 221988045 U CN221988045 U CN 221988045U CN 202323502412 U CN202323502412 U CN 202323502412U CN 221988045 U CN221988045 U CN 221988045U
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- 238000010276 construction Methods 0.000 title claims abstract description 10
- 238000004804 winding Methods 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000013016 damping Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003454 tympanic membrane Anatomy 0.000 description 1
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Abstract
本实用新型涉及卷扬机技术领域，提出了一种建筑工程用卷扬机，其便于对钢丝绳进行均匀缠绕，不易导致钢丝绳松动，且可以选择进行快速收绳和慢速收绳，包括底板、机架、收绳轴、钢丝绳、定位环、驱滑组件、转轴、快速收绳组件、慢速收绳组件、卡接组件和驱移组件，机架固定连接在底板上，收绳轴转动连接在机架上，钢丝绳缠绕设置在收绳轴上，定位环套设在钢丝绳上，定位环滑动连接在机架上，驱滑组件设置在机架上，用于驱动定位环进行滑动，转轴设置有两个，两个转轴分别固定连接在收绳轴的两端并贯穿机架延伸至外界，快速收绳组件设置在其中一个转轴上，用于驱动收绳轴进行快速转动，慢速收绳组件设置在另一个转轴上。
The utility model relates to the technical field of winches, and proposes a winch for construction engineering, which is convenient for uniformly winding a steel wire rope, is not easy to cause the steel wire rope to loosen, and can select fast rope collection and slow rope collection. It comprises a base plate, a frame, a rope collection shaft, a steel wire rope, a positioning ring, a driving and sliding assembly, a rotating shaft, a fast rope collection assembly, a slow rope collection assembly, a clamping assembly and a driving and moving assembly. The frame is fixedly connected to the base plate, the rope collection shaft is rotatably connected to the frame, the steel wire rope is wound on the rope collection shaft, the positioning ring is sleeved on the steel wire rope, the positioning ring is slidably connected to the frame, the driving and sliding assembly is arranged on the frame, and is used to drive the positioning ring to slide, two rotating shafts are arranged, the two rotating shafts are respectively fixedly connected to the two ends of the rope collection shaft and penetrate the frame to extend to the outside, the fast rope collection assembly is arranged on one of the rotating shafts, and is used to drive the rope collection shaft to rotate quickly, and the slow rope collection assembly is arranged on the other rotating shaft.
Description
Technical Field
The utility model relates to the technical field of windlass, in particular to a windlass for constructional engineering.
Background
The light and small hoisting equipment with winding drum for winding wire rope or chain to raise or pull heavy object is easy to operate, great in rope winding amount and convenient to displace, and is used mainly in lifting or horizontal pulling of material in building engineering.
The prior winch for the construction engineering is disclosed in China 2019, 02 month 05, and the patent publication number is CN208471418U, a damping spring is arranged on the inner side wall of a supporting frame of the prior winch, a damping pad is arranged on the lower surface of the supporting frame, when a steel wire rope is wound on a rope winding drum, the damping spring and the damping pad can reduce vibration generated by the supporting frame, the supporting frame is reduced to generate vibration to bring larger noise to a working site, and damage to eardrum of an operator caused by the noise is reduced.
However, in the above prior art, when the winding machine winds the wire rope, the winding is often uneven, so that the winding of the wire rope is easy to loosen when the winding machine moves.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a winch for construction engineering, which aims to solve the problem that the winding of a steel wire rope is easy to loosen when the winch is moved due to uneven winding when the steel wire rope is wound by the winch in the prior art.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hoist engine for building engineering, includes bottom plate, frame, receipts rope axle, wire rope, holding ring, drives smooth subassembly, pivot, receives rope subassembly, joint subassembly and drives and move the subassembly fast, frame fixed connection is in on the bottom plate, receive rope axle rotation and connect in the frame, the wire rope winding sets up receive epaxial, the holding ring cover is established wire rope is last, holding ring sliding connection is in the frame, it sets up to drive smooth subassembly in the frame for the drive holding ring slides, the pivot is provided with two, two pivot fixed connection respectively receive rope axle's both ends and run through the frame extends to the external world, receive rope subassembly fast in one of them in the pivot for the drive receive rope axle and rotate fast, receive rope subassembly setting in another in the pivot for the drive receive rope axle carries out slow rotation, joint subassembly is provided with two, the joint subassembly sets up two and is in the pivot and is used for receiving two and is in the drive rope subassembly fast and is moved fast in the drive respectively.
Preferably, the driving and sliding assembly comprises a sliding rod, a sliding block, a first screw rod, a threaded block and a first motor, wherein the sliding rod is fixedly connected to the frame, the sliding block is slidably sleeved on the sliding rod, the first screw rod is rotationally connected to the frame, the threaded block is threadedly sleeved on the first screw rod, the threaded block is fixedly connected to the sliding block, the threaded block is fixedly connected to the positioning ring, the first motor is fixedly installed on the frame, and the output end of the first motor penetrates through the frame and is concentrically connected with the first screw rod.
Further, the quick rope collecting assembly comprises a first supporting frame, a first rotating ring, a first driven gear, a rotating rod, a first driving gear and a second motor, wherein the first supporting frame is connected to the bottom plate in a sliding mode, the first rotating ring is rotatably sleeved on the first supporting frame, the first driven gear is fixedly connected to the first rotating ring, the first driven gear is detachably connected to the rotating shaft, the rotating rod is rotatably connected to the first supporting frame, the first driving gear is fixedly sleeved on the rotating rod, the first driving gear is meshed with the first driven gear, the second motor is fixedly installed on the first supporting frame, and the output end of the second motor penetrates through the first supporting frame and is concentrically connected with the rotating rod.
Still further, the rope subassembly is received to slow speed includes second support frame, second swivel becket, second driven gear, actuating lever, second driving gear and third motor, second support frame sliding connection is in on the bottom plate, the second swivel becket rotates the cover and establishes on the second support frame, second driven gear fixed connection is in on the second swivel becket, second driven gear detachable connection is in the pivot, the actuating lever rotates to be connected on the second support frame, second driving gear fixed cover is established on the actuating lever, the second driving gear with second driven gear meshes mutually, third motor fixed mounting is in on the second support frame, the output of third motor runs through the second support frame and with the actuating lever is connected with one heart.
Still further, the joint subassembly includes cardboard, a slide and movable rod, set up flutedly in the pivot, cardboard sliding connection is in the recess, just first driven gear with all set up on the second driven gear with cardboard assorted draw-in groove, a slide fixed connection is in the recess, the slip cover is equipped with the telescopic link on the slide, telescopic link fixed connection is in on the cardboard, the telescopic link with be provided with the spring between the slide, movable rod fixed connection is in on the cardboard, set up the movable groove that is used for the movable rod to remove in the pivot.
The driving and moving assembly comprises a fixing plate, a second screw rod, a sliding frame and a fourth motor, wherein the fixing plate is provided with two fixing plates, the fixing plates are fixedly connected to the bottom plate, the second screw rod is rotationally connected between the two fixing plates, the sliding frame is slidably connected to the bottom plate, the sliding frame is sleeved with threads and arranged on the second screw rod, the sliding frame is fixedly connected to the first supporting frame and the second supporting frame, the fourth motor is fixedly installed on the fixing plate, and the output end of the fourth motor penetrates through the fixing plate and is concentrically connected with the second screw rod.
(III) beneficial effects
In summary, the present utility model includes at least one of the following beneficial technical effects:
This hoist engine for building engineering receives rope subassembly fast through pivot drive and receives rope axle and rotate fast, receive rope subassembly fast and receive rope through pivot drive and receive rope axle and rotate slowly, receive rope slowly to wire rope, when receiving the rope, slide through driving smooth subassembly drive holding ring, drive wire rope and remove, can receive rope epaxially with wire rope even winding, receive rope subassembly and receive rope subassembly fast with two pivots respectively and be connected, receive rope subassembly and receive rope subassembly slowly fast through driving and remove the subassembly and remove, consequently, this hoist engine for building engineering is convenient for receive evenly winding to wire rope, be difficult for leading wire rope not hard up, and receive rope fast and receive rope slowly can select.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an exploded view of the first support frame, first rotating ring and first driven gear of the present utility model;
FIG. 3 is an exploded view of the second support frame, second rotating ring and second driven gear of the present utility model;
FIG. 4 is a schematic view of the structure of the utility model with the cooperation of the clamping plate, the slide cylinder, the telescopic rod, etc. partially cut-away;
FIG. 5 is a schematic exploded view of the utility model with the slide, telescoping rod and spring engaged;
Fig. 6 is a schematic structural view of the cooperation of the fixing plate, the second screw rod, the sliding frame and the like.
In the figure: 1. a bottom plate; 2. a frame; 3. a rope collecting shaft; 4. a wire rope; 5. a positioning ring; 6. a rotating shaft; 7. a slide bar; 8. a sliding block; 9. a first screw; 10. a screw block; 11. a first motor; 12. a first support frame; 13. a first rotating ring; 14. a first driven gear; 15. a rotating lever; 16. a first drive gear; 17. a second motor; 18. a second support frame; 19. a second rotating ring; 20. a second driven gear; 21. a driving rod; 22. a second drive gear; 23. a third motor; 24. a clamping plate; 25. a slide cylinder; 26. a telescopic rod; 27. a spring; 28. a moving rod; 29. a fixing plate; 30. a second screw; 31. a carriage; 32. and a fourth motor.
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.
The utility model is described in further detail below with reference to the drawings.
Example 1
Referring to fig. 1, a hoist engine for building engineering, including bottom plate 1, frame 2, receive rope axle 3, wire rope 4, go-between 5, drive slip subassembly, pivot 6, receive rope subassembly fast, receive rope subassembly slowly, the joint subassembly and drive and move the subassembly, frame 2 fixed connection is in bottom plate 1, receive rope axle 3 rotation and connect in frame 2, wire rope 4 winding sets up on receiving rope axle 3, the go-between 5 cover is established on wire rope 4, go-between 5 sliding connection is in frame 2, drive slip subassembly sets up in frame 2, be used for driving go-between 5 and slide, drive slip subassembly includes slide bar 7, sliding block 8, first screw rod 9, thread block 10 and first motor 11, slide bar 7 fixed connection is in frame 2, sliding block 8 sliding sleeve is established in slide bar 7, first screw rod 9 rotation is connected in frame 2, thread block 10 thread sleeve is established in first screw rod 9, thread block 10 fixed connection is in go-between 5, first motor 11 fixed mounting is on wire rope 2, first motor 11 carries out the output end and carries out the rotation with the first screw rod 9, thereby drive slip of first motor 11 is difficult for carrying out the rotation of the first screw rod 9, thereby drive slip-between the first screw rod 9 and the first screw rod 9 is rotated, drive slip end 4 is carried out, thereby the first motor is difficult to rotate, the output 5 is rotated and is moved to carry out the 3.
Referring to fig. 1 and 2, the rotating shaft 6 is provided with two rotating shafts 6, the two rotating shafts 6 are respectively and fixedly connected at two ends of the rope collecting shaft 3 and extend to the outside through the frame 2, the rapid rope collecting assembly is arranged on one rotating shaft 6 and is used for driving the rope collecting shaft 3 to rapidly rotate, the rapid rope collecting assembly comprises a first supporting frame 12, a first rotating ring 13, a first driven gear 14, a rotating rod 15, a first driving gear 16 and a second motor 17, the first supporting frame 12 is slidably connected on the bottom plate 1, the first rotating ring 13 is rotatably sleeved on the first supporting frame 12, the first driven gear 14 is fixedly connected on the first rotating ring 13, the first driven gear 14 is detachably connected on the rotating shaft 6, the rotating rod 15 is rotatably connected on the first supporting frame 12, the first driving gear 16 is fixedly sleeved on the rotating rod 15, the first driving gear 16 is meshed with the first driven gear 14, the second motor 17 is fixedly arranged on the first supporting frame 12, the output end of the second motor 17 penetrates through the first supporting frame 12 and is concentrically connected with the rotating rod 15, the first driven gear 16 is rotatably driven gear 16 and is rotatably connected with the first driven gear 14, the first driven gear 16 is rotatably drives the first driven gear 16, the first driven gear 16 is rotatably rotates the first driven gear 16, and is rotatably driven by the first driven gear 16 to rotate the first driven gear 16, and is rotatably drives the first driven gear 16 to rotate the first driven gear 16, and rotates the first driven gear 16, and the first driven gear 16 rotates the first driven gear 16 and rotates 4, and the first driven gear 16 rotates conveniently and the first driven gear 16 rotates and the first driven gear 16 and is driven gear 16 and rotates.
Referring to fig. 1 and 3, the slow rope winding component is disposed on another rotating shaft 6 and is used for driving the rope winding shaft 3 to rotate slowly, the slow rope winding component includes a second supporting frame 18, a second rotating ring 19, a second driven gear 20, a driving rod 21, a second driving gear 22 and a third motor 23, the second supporting frame 18 is slidably connected on the bottom plate 1, the second rotating ring 19 is rotatably sleeved on the second supporting frame 18, the second driven gear 20 is fixedly connected on the second rotating ring 19, the second driven gear 20 is detachably connected on the rotating shaft 6, the driving rod 21 is rotatably connected on the second supporting frame 18, the second driving gear 22 is fixedly sleeved on the driving rod 21, the second driving gear 22 is meshed with the second driven gear 20, the third motor 23 is fixedly mounted on the second supporting frame 18, the output end of the third motor 23 penetrates through the second supporting frame 18 and is concentrically connected with the driving rod 21, the number of gears of the second driving gear is larger than that of the second driven gear, the output end of the third motor 23 rotates the driving gear 21 to drive the second driven gear to rotate, the driving gear 21 rotates to drive the second driven gear to rotate, the second driven gear 21 rotates to rotate, the second driving gear 4 is rotatably, and the second driven gear is driven to rotate, and the second driven gear 4 is rotatably rotates, so that the rope winding shaft is driven to rotate, and is driven by the second driven gear to rotate, and the second driven gear 4 rotates.
Referring to fig. 1, 4, 5 and 6, the clamping assembly is provided with two clamping assemblies, the clamping assemblies are arranged on the rotating shafts 6 and are used for respectively connecting the two rotating shafts 6 with the quick rope collecting assembly and the slow rope collecting assembly, the clamping assemblies comprise clamping plates 24, sliding drums 25 and moving rods 28, grooves are formed in the rotating shafts 6, the clamping plates 24 are slidably connected in the grooves, clamping grooves matched with the clamping plates 24 are formed in the first driven gear 14 and the second driven gear 20, the sliding drums 25 are fixedly connected in the grooves, telescopic rods 26 are sleeved on the sliding drums 25 in a sliding mode, the telescopic rods 26 are fixedly connected to the clamping plates 24, springs 27 are arranged between the telescopic rods 26 and the sliding drums 25, the moving rods 28 are fixedly connected to the clamping plates 24, moving grooves for moving the moving rods 28 are formed in the rotating shafts 6, the clamping plates 24 are slid upwards to enable the clamping plates 24 to enter the clamping grooves, the first driven gear 14 or the second driven gear 20 can be connected to the rotating shaft 6 positioned at one side of the first driven gear or the second driven gear 20, two driving components are arranged on the bottom plate 1 and used for driving the quick rope collecting component and the slow rope collecting component to move, the driving components comprise a fixed plate 29, a second screw 30, a sliding frame 31 and a fourth motor 32, the fixed plate 29 is provided with two, the fixed plate 29 is fixedly connected on the bottom plate 1, the second screw 30 is rotatably connected between the two fixed plates 29, the sliding frame 31 is slidably connected on the bottom plate 1, the sliding frame 31 is sleeved on the second screw 30 in a threaded manner, the sliding frame 31 is fixedly connected on the first supporting frame 12 and the second supporting frame 18, the fourth motor 32 is fixedly arranged on the fixed plate 29, the output end of the fourth motor 32 penetrates through the fixed plate 29 and is concentrically connected with the second screw 30, the output end of the fourth motor 32 is rotatably driven by the second screw 30, the second screw 30 rotates to drive the sliding frame 31 to slide, so as to drive the first support frame 12 or the second support frame 18 to approach the rotating shaft 6 located at one side of the first support frame or the second support frame 18.
Example 2
To sum up, this theory of operation and working process of hoist engine for building engineering do, when needs receive the rope fast, at first, open the fourth motor 32 that is located first support frame 12 one side, the output of this fourth motor 32 rotates and drives second screw rod 30 and rotate, second screw rod 30 rotates and drives carriage 31 and slide, thereby drive first support frame 12 be close to rather than being located pivot 6 on one side, in advance through the carriage bar 28 with the cardboard 24 slip go on the recess, shrink the pole and slide into slide section of thick bamboo 25, spring 27 elasticity shrink, when cardboard 24 aligns with the draw-in groove on the first driven gear 14, loosen carriage bar 28, spring 27 resilience drives cardboard 24 and enters into the draw-in groove, open second motor 17, the output of second motor 17 rotates and drives carriage bar 15 and rotates, carriage bar 15 rotates and drives first driving gear 16 and rotate, first driving gear 16 rotates and drives first driven gear 14, first driven gear 14 rotates and drives and rotate rather than the pivot 6 that is located one side, thereby drive and receive rope axle 3 rotates, can be to carry out the motor 4 and carry out the quick winding rope, can make the wire rope 11 evenly slide on the first driven gear 11, thereby drive wire rope 11, the first screw rod 11 is rotated, and drive wire rope 9 is rotated, and is rotated by the spool 9, thereby, can drive wire rope 9 to slide and is rotated, and is moved, and is rotated, and is located on one side.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (6)
1. The winch for the construction engineering comprises a bottom plate (1), and is characterized by further comprising:
The rack (2) is fixedly connected to the bottom plate (1);
The rope collecting shaft (3) is rotatably connected to the frame (2);
The steel wire rope (4) is wound on the rope collecting shaft (3);
The positioning ring (5) is sleeved on the steel wire rope (4), and the positioning ring (5) is connected to the frame (2) in a sliding manner;
The sliding driving assembly is arranged on the frame (2) and used for driving the positioning ring (5) to slide;
The two rotating shafts (6) are arranged, and the two rotating shafts (6) are respectively fixedly connected to two ends of the rope collecting shaft (3) and extend to the outside through the frame (2);
The quick rope collecting assembly is arranged on one of the rotating shafts (6) and used for driving the rope collecting shaft (3) to rotate quickly;
The slow rope collecting component is arranged on the other rotating shaft (6) and used for driving the rope collecting shaft (3) to rotate slowly;
The clamping assemblies are arranged on the rotating shafts (6) and are used for connecting the two rotating shafts (6) with the rapid rope collecting assembly and the slow rope collecting assembly respectively;
The driving and moving components are arranged on the bottom plate (1) and used for driving the quick rope collecting component and the slow rope collecting component to move.
2. The hoist for construction engineering according to claim 1, wherein the slip driving assembly includes:
The sliding rod (7), the said sliding rod (7) is fixedly connected to said stander (2);
the sliding block (8) is sleeved on the sliding rod (7) in a sliding way;
the first screw rod (9), the first screw rod (9) is rotatably connected to the frame (2);
The thread block (10) is sleeved on the first screw rod (9) in a threaded mode, the thread block (10) is fixedly connected to the sliding block (8), and the thread block (10) is fixedly connected to the positioning ring (5);
The first motor (11), first motor (11) fixed mounting is in on frame (2), the output of first motor (11) runs through frame (2) and with first screw rod (9) concentric connection.
3. The hoist for construction engineering according to claim 1, wherein the rapid rope winding assembly includes:
The first support frame (12), the said first support frame (12) is connected to said bottom plate (1) slidably;
the first rotating ring (13) is rotatably sleeved on the first supporting frame (12);
The first driven gear (14), the first driven gear (14) is fixedly connected to the first rotating ring (13), and the first driven gear (14) is detachably connected to the rotating shaft (6);
A rotating rod (15), wherein the rotating rod (15) is rotatably connected to the first supporting frame (12);
The first driving gear (16) is fixedly sleeved on the rotating rod (15), and the first driving gear (16) is meshed with the first driven gear (14);
The second motor (17), second motor (17) fixed mounting is in on the first support frame (12), the output of second motor (17) runs through first support frame (12) and with dwang (15) concentric connection.
4. A hoist for construction work according to claim 3, wherein the slow rope winding assembly comprises:
The second support frame (18), the said second support frame (18) is connected to said bottom plate (1) slidably;
The second rotating ring (19) is rotatably sleeved on the second supporting frame (18);
The second driven gear (20), the said second driven gear (20) is fixedly connected to said second rotary ring (19), the said second driven gear (20) is removably connected to said spindle (6);
The driving rod (21), the said driving rod (21) is connected to said second support frame (18) rotatably;
The second driving gear (22) is fixedly sleeved on the driving rod (21), and the second driving gear (22) is meshed with the second driven gear (20);
The third motor (23), third motor (23) fixed mounting is in on the second support frame (18), the output of third motor (23) runs through second support frame (18) and with actuating lever (21) concentric connection.
5. The hoist for construction engineering according to claim 4, wherein the clamping assembly includes:
The clamping plate (24) is arranged on the rotating shaft (6), the clamping plate (24) is connected in the groove in a sliding mode, and clamping grooves matched with the clamping plate (24) are formed in the first driven gear (14) and the second driven gear (20);
The sliding cylinder (25) is fixedly connected in the groove, a telescopic rod (26) is sleeved on the sliding cylinder (25) in a sliding mode, the telescopic rod (26) is fixedly connected to the clamping plate (24), and a spring (27) is arranged between the telescopic rod (26) and the sliding cylinder (25);
The movable rod (28), the movable rod (28) is fixedly connected to the clamping plate (24), and the rotating shaft (6) is provided with a movable groove for the movable rod (28) to move.
6. The construction hoist of claim 5, characterized in that the displacement assembly includes:
The fixing plates (29), two fixing plates (29) are arranged, and the fixing plates (29) are fixedly connected to the bottom plate (1);
A second screw (30), wherein the second screw (30) is rotatably connected between the two fixing plates (29);
The sliding frame (31), the sliding frame (31) is connected to the bottom plate (1) in a sliding way, the sliding frame (31) is sleeved on the second screw rod (30) in a threaded way, and the sliding frame (31) is fixedly connected to the first supporting frame (12) and the second supporting frame (18);
And the fourth motor (32), the fourth motor (32) is fixedly arranged on the fixed plate (29), and the output end of the fourth motor (32) penetrates through the fixed plate (29) and is concentrically connected with the second screw rod (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323502412.9U CN221988045U (en) | 2023-12-21 | 2023-12-21 | A winch for construction engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323502412.9U CN221988045U (en) | 2023-12-21 | 2023-12-21 | A winch for construction engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221988045U true CN221988045U (en) | 2024-11-12 |
Family
ID=93367050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323502412.9U Active CN221988045U (en) | 2023-12-21 | 2023-12-21 | A winch for construction engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221988045U (en) |
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2023
- 2023-12-21 CN CN202323502412.9U patent/CN221988045U/en active Active
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