Hydraulic winch with speed regulation function

Abstract

The utility model relates to the technical field of hydraulic winches, and discloses a hydraulic winch with a speed regulation function, which comprises a supporting plate, a hydraulic motor is fixedly connected to the middle of the left side of the supporting plate on the left side, a hydraulic pump is fixedly connected to the top of the left side of the supporting plate, and a first hydraulic pipe is fixedly connected to the rear side of the bottom end of the hydraulic pump. The middle of the bottom end of the hydraulic pump fixedly communicates with a second hydraulic pipe, the front side of the bottom end of the hydraulic pump fixedly communicates with a third hydraulic pipe, the first hydraulic pipe, the second hydraulic pipe and the third hydraulic pipe are all fixedly connected with adjusting valves, and the front side of the hydraulic motor fixedly communicates with an oil return pipe. Pipeline liquid is compressed through the hydraulic pump, pressure and flow are controlled by the adjusting valve, the liquid enters the hydraulic motor to generate power, the planetary gear is driven to rotate the rope winder to wind up a rope, the rotating speed can be adjusted, stepless speed change is achieved, pulling force and torque are improved, the application range of the winch is widened, and the speed adjusting requirement is met.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic winches, in particular to a hydraulic winch with a speed regulation function. Background Art

[0002] A hydraulic winch is a device that uses hydraulic transmission to realize the lifting and traction of heavy objects and is applied in various fields. A hydraulic winch is a mechanical device based on a hydraulic system and a winch mechanism. Its structure mainly includes two major parts: a hydraulic system and a winch mechanism. The hydraulic system constructs a complete hydraulic circulation system, and the winch mechanism forms the working mechanism of the hydraulic winch.

[0003] With the continuous improvement of industrial automation, the requirements for the speed regulation performance of equipment are also getting higher and higher. In the hydraulic field, the development of speed regulation technology provides technical support for the emergence of hydraulic winches with a speed regulation function. The continuous maturity of variable pump technology, proportional valve technology, electro-hydraulic control technology, etc. enables the hydraulic system to more precisely control the flow rate and pressure.

[0004] After retrieval, Chinese Patent Publication No.: CN221370333U discloses a hydraulic winch. Lower support seats and upper support seats fixed at both ends inside the frame, a speed reducer is installed on the outer wall of one side of the frame, a hydraulic motor is installed at the input end of the speed reducer, a main shaft is installed at the output end of the speed reducer, and a drum is fixed at one end of the main shaft away from the speed reducer. A cable support structure is erected at the top of the upper support seat, and a concentric anti-bending structure for assisting the rotation of the drum is installed on the outer wall of the other side of the frame. This hydraulic winch of the utility model can effectively reduce the risk of bending and deformation of the main shaft caused by force, improve the stability and bearing capacity of the main shaft, reduce the wear of mechanical components, and extend the service life of the hydraulic winch. However, the above structure does not consider that when using the equipment, it is difficult to meet the diverse requirements for the winch speed under different working conditions, the winch force is not easy to adjust, personnel still need to assist in winding the rope, and the safety of personnel is difficult to guarantee. Such a winch has a small application range, low efficiency, poor safety, low torque and is easy to damage, and the operation is complex and the maintenance is inconvenient, which is difficult to meet the needs of staff. Summary of the Utility Model

[0005] In order to make up for the above deficiencies, the utility model provides a hydraulic winch with a speed regulation function, aiming to improve the problems of small application range, low efficiency, poor safety, low torque and easy damage, complex operation and inconvenient maintenance in the prior art.

[0006] To achieve the above object, the utility model adopts the following technical solutions: a hydraulic winch with a speed regulation function, including a support plate. In the middle of the left side of the left support plate, a hydraulic motor is fixedly connected. At the top of the left side of the support plate, a hydraulic pump is fixedly connected. At the rear side of the bottom end of the hydraulic pump, a first hydraulic pipe is fixedly connected. In the middle of the bottom end of the hydraulic pump, a second hydraulic pipe is fixedly connected and communicated. At the front side of the bottom end of the hydraulic pump, a third hydraulic pipe is fixedly connected and communicated. A regulating valve is fixedly connected to each of the first hydraulic pipe, the second hydraulic pipe, and the third hydraulic pipe. At the front side of the hydraulic motor, an oil return pipe is fixedly connected and communicated. The top of the hydraulic motor is fixedly connected and communicated with the first hydraulic pipe, the second hydraulic pipe, and the third hydraulic pipe. At the front side of the hydraulic pump, the other end of the oil return pipe is fixedly connected and communicated. The output end of the hydraulic motor is fixedly connected with a planetary gear, and the right side of the planetary gear is fixedly connected with a rope winder. An auxiliary mechanism is arranged at the front side of the support plate, and the auxiliary mechanism is used to assist the uniform lifting effect of the rope winding.

[0007] As a further description of the above technical solution:

[0008] The auxiliary mechanism includes a support piece. The front side of the support plate is fixedly connected to the rear side of the support piece. At the top right side of the support piece, a sliding rod is fixedly connected. At the top edge of the right side of the support piece, a plurality of telescopic rods are fixedly connected. The other end of the telescopic rod is fixedly connected with a sliding ring. The outer wall of the sliding rod is slidably connected with the sliding ring. At the top of the sliding ring, a column is fixedly connected. A rope sleeve is slidably connected to the inner wall of the column. At the bottom of the rope sleeve, a spring is fixedly connected, and the spring is fixedly connected to the bottom end of the inner wall of the column.

[0009] As a further description of the above technical solution:

[0010] The bottom ends of the support plate and the support piece are fixedly connected with a support platform, and a plurality of handling frames are fixedly connected to the front and rear sides of the support platform.

[0011] As a further description of the above technical solution:

[0012] At the front side of the top of the support platform, an emergency stop button is fixedly connected, and a rubber pad is fixedly connected to the bottom of the support platform.

[0013] As a further description of the above technical solution:

[0014] Fixing frames are fixedly connected to the left and right sides of the support platform, and a plurality of bolts are fixedly connected to the front and rear sides of the top of the fixing frames.

[0015] As a further description of the above technical solution:

[0016] Anti-slip strips are fixedly connected to the outer wall of the rope winder, a rope is arranged on the outer wall of the anti-slip strips, and a protective shell is arranged on the outer wall of the hydraulic motor.

[0017] As a further description of the above technical solution:

[0018] A rope winding hole is provided on the right side of the rope winder, and a rope clamping piece is fixedly connected to the right side of the rope winder. A screw is threadedly connected to the inner wall of the rope clamping piece.

[0019] As a further description of the above technical solution:

[0020] A controller is fixedly connected to the rear side of the top of the support platform, and the controller is electrically connected to the hydraulic motor, the hydraulic pump, the regulating valve and the telescopic rod.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the hydraulic pump compresses the pipeline liquid and is controlled by the regulating valve for pressure and flow rate. The liquid enters the hydraulic motor to generate power, driving the planetary gear to rotate the rope winder to wind up the rope. This method can adjust the speed to achieve stepless speed change, improve the pulling force and torque, increase the application range of the winch, and meet the speed regulation requirements.

[0023] 2. In the utility model, by controlling the telescopic movement of the telescopic rod, the sliding ring slides on the column, driving the column and the rope sleeve to move together. The spring is connected to the rope sleeve to ensure that the rope is evenly wound around the winch. This design reduces the manpower requirement, enhances the safety, and improves the performance of the winch. At the same time, the operation is simple and meets the needs of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is the front three-dimensional view of the hydraulic winch rope winder with speed regulation function proposed by the utility model;

[0025] Figure 2 is the partial structure split view of the planetary gear of the hydraulic winch with speed regulation function proposed by the utility model;

[0026] Figure 3 is the partial structure display view of the support platform of the hydraulic winch with speed regulation function proposed by the utility model;

[0027] Figure 4 is the partial structure schematic view of the column of the hydraulic winch with speed regulation function proposed by the utility model;

[0028] Figure 5 is the partial structure separation view of the rope winder of the hydraulic winch with speed regulation function proposed by the utility model.

[0029] Legend Explanation:

[0030] 1. Support plate; 2. Auxiliary mechanism; 201. Support piece; 202. Slide bar; 203. Telescopic rod; 204. Slide ring; 205. Column; 206. Spring; 207. Rope sleeve; 3. Hydraulic motor; 4. Hydraulic pump; 5. First hydraulic pipe; 6. Second hydraulic pipe; 7. Third hydraulic pipe; 8. Regulating valve; 9. Return oil pipe; 10. Planetary gear; 11. Rope winder; 12. Protective shell; 13. Fixed frame; 14. Handling frame; 15. Bolt; 16. Support table; 17. Controller; 18. Rope; 19. Rope winding hole; 20. Rubber pad; 21. Emergency stop button; 22. Anti-slip strip; 23. Screw; 24. Rope clamping piece. Detailed implementation manner

[0031] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention. Embodiment 1:

[0032] Please refer to the attached Figure 1 and the attached Figure 2 and the attached Figure 5 . An embodiment provided by the present invention: A hydraulic winch with a speed regulation function, including a support plate 1, a hydraulic motor 3 is fixedly connected to the middle of the left side of the left support plate 1, a hydraulic pump 4 is fixedly connected to the top of the left side of the support plate 1, a first hydraulic pipe 5 is fixedly connected to the rear side of the bottom end of the hydraulic pump 4, a second hydraulic pipe 6 is fixedly connected to the middle of the bottom end of the hydraulic pump 4, a third hydraulic pipe 7 is fixedly connected to the front side of the bottom end of the hydraulic pump 4, regulating valves 8 are fixedly connected to the first hydraulic pipe 5, the second hydraulic pipe 6 and the third hydraulic pipe 7, a return oil pipe 9 is fixedly connected to the front side of the hydraulic motor 3, the top of the hydraulic motor 3 is fixedly connected to the first hydraulic pipe 5, the second hydraulic pipe 6 and the third hydraulic pipe 7, the other end of the return oil pipe 9 is fixedly connected to the front side of the hydraulic pump 4, an output end of the hydraulic motor 3 is fixedly connected to a planetary gear 10, a rope winder 11 is fixedly connected to the right side of the planetary gear 10, a rope winding hole 19 is opened on the right side of the rope winder 11, a rope clamping piece 24 is fixedly connected to the right side of the rope winder 11, a screw 23 is threadedly connected to the inner wall of the rope clamping piece 24, an anti-slip strip 22 is fixedly connected to the outer wall of the rope winder 11, a rope 18 is arranged on the outer wall of the anti-slip strip 22, a protective shell 12 is arranged on the outer wall of the hydraulic motor 3, and an auxiliary mechanism 2 is arranged on the front side of the support plate 1. The auxiliary mechanism 2 is used to assist in the uniform lifting effect of rope winding;

[0033] Specifically, this hydraulic winch has a speed regulation function. The support plate 1 is the basic structure of the entire winch. It fixedly connects a hydraulic motor 3 in the middle position on the left side, and this hydraulic motor 3 is responsible for providing power. On the top left side of the support plate 1, a hydraulic pump 4 is also fixedly connected, which is responsible for converting the pressure of the hydraulic oil into mechanical energy. In order to better control the flow of the hydraulic oil, regulating valves 8 are fixedly connected to the hydraulic pipe one 5, the hydraulic pipe two 6, and the hydraulic pipe three 7. The regulating valve 8 can precisely control the flow rate and pressure of the hydraulic oil, thereby realizing the fine adjustment of the winch speed. The front side of the hydraulic motor 3 is fixedly connected and communicated with an oil return pipe 9, and the oil return pipe 9 is responsible for recycling the used hydraulic oil in the hydraulic motor 3 back into the hydraulic system, ensuring the recycling of the hydraulic oil and improving the efficiency and reliability of the system. Embodiment 2:

[0034] Please refer to the attached Figure 1 and the attached Figure 3 and the attached Figure 4 . The auxiliary mechanism 2 includes a support piece 201. The front side of the support plate 1 is fixedly connected to the rear side of the support piece 201. A sliding rod 202 is fixedly connected to the top right side of the support piece 201. A plurality of telescopic rods 203 are fixedly connected to the top edge of the right side of the support piece 201. The other end of the telescopic rod 203 is fixedly connected to a sliding ring 204. The outer wall of the sliding rod 202 is slidably connected to the sliding ring 204. The top of the sliding ring 204 is fixedly connected to a column 205. A rope sleeve 207 is slidably connected to the inner wall of the column 205. The bottom of the rope sleeve 207 is fixedly connected to a spring 206, and the spring 206 is fixedly connected to the bottom end of the inner wall of the column 205;

[0035] Specifically, the auxiliary mechanism 2 includes a support piece 201, which is fixedly connected to the front side of the support plate 1. In order to further enhance its support ability, a sliding rod 202 is fixedly connected to the top right side of the support piece 201. In order to provide more flexibility and adjustment space, a plurality of telescopic rods 203 are evenly fixedly connected to the top edge of the right side of the support piece 201. The other ends of these telescopic rods 203 are fixedly connected to a sliding ring 204. The outer wall of the sliding rod 202 and the sliding ring 204 are designed to be slidably connected. This design enables the sliding ring 204 to freely slide on the sliding rod 202, thereby realizing the movement adjustment on the sliding rod 202. Embodiment 3:

[0036] Please refer to the attached Figure 1 and the attached Figure 2 and the attached Figure 3, a support platform 16 is fixedly connected to the bottom ends of the support plate 1 and the support piece 201. A controller 17 is fixedly connected to the rear side of the top of the support platform 16. The controller 17 is electrically connected to the hydraulic motor 3, the hydraulic pump 4, the regulating valve 8 and the telescopic rod 203. A plurality of handling frames 14 are fixedly connected to both the front and rear sides of the support platform 16. An emergency stop button 21 is fixedly connected to the front side of the top of the support platform 16. A rubber pad 20 is fixedly connected to the bottom of the support platform 16. Fixed frames 13 are fixedly connected to both the left and right sides of the support platform 16. A plurality of bolts 15 are fixedly connected to both the front and rear sides of the top of the fixed frame 13;

[0037] Specifically, the bottom ends of the support plate 1 and the support piece 201 are fixedly connected to the support platform 16 by a firm connection method. A controller 17 is fixedly connected to the rear side of the top of this support platform 16, ensuring the stable operation of the entire system. The controller 17 is electrically connected to the hydraulic motor 3, the hydraulic pump 4, the regulating valve 8 and the telescopic rod 203 through wires, thereby achieving precise control of these components. To improve the convenience and stability of handling, a plurality of handling frames 14 are fixedly connected to both the front and rear sides of the support platform 16. These handling frames 14 can facilitate the loading, unloading and handling of items. On the front side of the top of the support platform 16, an emergency stop button 21 is also fixedly connected to quickly cut off the power supply in case of an emergency and ensure the safety of the operator. To reduce damage to the ground and provide stable support, a rubber pad 20 is fixedly connected to the bottom of the support platform 16.

[0038] Working principle: The hydraulic pump 4 compresses the liquid in one of the hydraulic pipes 5, 6 and 7, and is regulated by the regulating valve 8 to achieve the pressure and flow rate of various liquids entering the hydraulic motor 3, so that the hydraulic motor 3 outputs power to drive the planetary gear 10 to rotate. The planetary gear 10 is fixedly connected to the rope winder 11, so that the rope winder 11 rotates to wind up the rope 18. This method can not only adjust the speed and achieve stepless speed change, but also increase the pulling force during rotation, improve the working efficiency of the winch, increase the torque, expand the application range of the winch, and meet the speed regulation requirements of the hydraulic winch;

[0039] By controlling the telescopic movement of the telescopic rod 203 fixed on the support piece 201, the sliding ring 204 slides on the column 205. The column 205 is fixedly connected to the sliding ring 204, so that the column 205 follows the sliding. There is a spring 206 in the groove opened on the column 205. One end of the spring 206 is fixedly connected to the rope sleeve 207 that also slides in the groove. Under the overall action, the rope sleeve 207 can drive the rope 18 to be evenly wound on the winch. This method reduces the human output, improves the safety of the staff, enhances the working effect of the winch, and has a simple structure and operation, meeting the needs of the staff.

[0040] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A hydraulic winch with speed regulation function, comprising a support plate (1), characterized in that: A hydraulic motor (3) is fixedly connected to the middle of the left side of the support plate (1) on the left side, a hydraulic pump (4) is fixedly connected to the top of the left side of the support plate (1), a hydraulic pipe (5) is fixedly connected to the rear side of the bottom end of the hydraulic pump (4), a hydraulic pipe (2) (6) is fixedly connected to the middle of the bottom end of the hydraulic pump (4), a hydraulic pipe (3) (7) is fixedly connected to the front side of the bottom end of the hydraulic pump (4), the hydraulic pipe (5), the hydraulic pipe (6) and the hydraulic pipe (7) are all fixedly connected to a regulating valve (8), and the hydraulic motor (3) is fixedly connected to the hydraulic pipe (9). The front side is fixedly connected with an oil return pipe (9); the top of the hydraulic motor (3) is fixedly connected with hydraulic pipe 1 (5), hydraulic pipe 2 (6) and hydraulic pipe 3 (7); the front side of the hydraulic pump (4) is fixedly connected with the other end of the oil return pipe (9); the output end of the hydraulic motor (3) is fixedly connected with a planetary gear (10); the right side of the planetary gear (10) is fixedly connected with a rope reel (11); and the front side of the support plate (1) is provided with an auxiliary mechanism (2), and the auxiliary mechanism (2) is used to assist the rope reel to achieve a uniform lifting effect.

2. The hydraulic winch with speed regulation function according to claim 1, characterized in that: The auxiliary mechanism (2) comprises a support plate (201), the front side of the support plate (1) is fixedly connected to the rear side of the support plate (201), a sliding rod (202) is fixedly connected to the top right side of the support plate (201), a plurality of telescopic rods (203) are fixedly connected to the top edge right side of the support plate (201), a sliding ring (204) is fixedly connected to the other end of the telescopic rod (203), the outer wall of the sliding rod (202) is slidably connected to the sliding ring (204), a column (205) is fixedly connected to the top of the sliding ring (204), a rope loop (207) is slidably connected to the inner wall of the column (205), a spring (206) is fixedly connected to the bottom of the rope loop (207), and the spring (206) is fixedly connected to the bottom end of the inner wall of the column (205).

3. The hydraulic winch with speed regulation function according to claim 2 is characterized in that: The bottom ends of the support plate (1) and the support sheet (201) are fixedly connected to a support platform (16), and the front and rear sides of the support platform (16) are fixedly connected to a plurality of transport racks (14).

4. The hydraulic winch with speed regulation function according to claim 3 is characterized in that: An emergency stop button (21) is fixedly connected to the front side of the top of the support platform (16), and a rubber pad (20) is fixedly connected to the bottom of the support platform (16).

5. The hydraulic winch with speed regulation function according to claim 3 is characterized in that: The left and right sides of the support platform (16) are both fixedly connected to a fixing frame (13), and the top and front and rear sides of the fixing frame (13) are both fixedly connected to a plurality of bolts (15).

6. The hydraulic winch with speed regulation function according to claim 1, characterized in that: The outer wall of the rope reel (11) is fixedly connected to an anti-slip strip (22), the outer wall of the anti-slip strip (22) is provided with a rope (18), and the outer wall of the hydraulic motor (3) is provided with a protective shell (12).

7. The hydraulic winch with speed regulation function according to claim 1, characterized in that: A rope winding hole (19) is provided on the right side of the rope winding device (11), a rope clamping piece (24) is fixedly connected to the right side of the rope winding device (11), and a screw (23) is threadedly connected to the inner wall of the rope clamping piece (24).

8. The hydraulic winch with speed regulation function according to claim 3 is characterized in that: A controller (17) is fixedly connected to the rear side of the top of the support platform (16), and the controller (17) is electrically connected to the hydraulic motor (3), the hydraulic pump (4), the regulating valve (8) and the telescopic rod (203).

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