Winding speed reducer driving connection structure convenient for torque adjustment

Abstract

The utility model relates to the field of winch speed reducers, and discloses a winch speed reducer driving connection structure convenient for torque adjustment, which comprises a winch, a winch speed reducer and a base, a square groove is arranged at the upper end of the base close to one side, and two supporting seats are fixedly arranged at the upper end of the base close to one side. And one of the two supporting seats is arranged on the inner walls of the front end and the rear end of the square groove in a sliding mode, covers are embedded into the upper ends of the two supporting seats, fixing devices are arranged at the positions, close to the lower ends, of the front ends and the rear ends of the two covers in a penetrating mode, and each fixing device comprises a rotating handle, a moving block, a spring and a clamping block. According to the utility model, the torque can be adjusted through the first driving device and the second driving device, the working efficiency is greatly improved, the winch can be conveniently and quickly replaced through the fixing device, and the supporting seat arranged at the upper end of the base in a sliding manner is suitable for winches with various lengths, so that the use value of the device is greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of winch reducers, in particular to a winch reducer drive connection structure which is convenient for torque adjustment. Background Art

[0002] A winch is a small and light lifting device that uses a drum to wind a wire rope or chain to lift or pull heavy objects. It is also called a winch. A winch can lift vertically, pull heavy objects horizontally or tilted. A winch reducer is usually installed at the outer end to reduce speed. Reducers are generally used for low-speed and high-torque transmission equipment.

[0003] After searching, the existing patent (publication number: CN208500196U) "The utility model discloses a winch reducer with a long service life, including a base, a drum is arranged on the right side above the base, a hydraulic motor is arranged on the left side of the drum, and a reducer body is installed in the opening of the left end face of the drum. The oil pump pumps hydraulic oil into the hydraulic motor to drive the hydraulic motor to rotate and drive the reducer body to operate. The reducer body is connected to the drum through a connecting ring, a connecting rod and a connecting flange, and the structure is stable and the connection is reliable; the reducer body drives the drum to rotate, and the hydraulic oil given in the hydraulic motor flows out from the oil outlet and flows into the air cooler through the first oil pipeline. The hydraulic oil takes out the heat in the hydraulic motor and cools it to increase the service life; the air cooler returns to the oil pump through the second oil pipeline, and a filter is arranged on the second oil pipeline to filter the hydraulic oil passing through the hydraulic motor to ensure the stability of hydraulic rotation and further increase the service life of the hydraulic motor."

[0004] Although the patent technology extends the service life of the winch reducer, it has the problem of not being able to conveniently adjust the torque. The disadvantages are as follows: 1. The above patent cannot conveniently adjust the torque of the winch reducer, which greatly reduces the work efficiency; 2. The above patent cannot conveniently replace the winch, and is not suitable for winches of various lengths, which greatly reduces the use value of the device. Therefore, those skilled in the art provide a winch reducer drive connection structure that is convenient for torque adjustment to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose a winch reducer drive connection structure which is convenient for torque adjustment. The torque can be adjusted by a first drive device and a second drive device, which greatly improves the working efficiency. The winch can be replaced conveniently and quickly through a fixing device, and the support seat slidably arranged on the upper end of the base makes it suitable for winches of various lengths, which greatly improves the use value of the device.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A winch reducer drive connection structure convenient for torque adjustment comprises a winch, a winch reducer and a base, wherein a square groove is provided at one side of the upper end of the base, two support seats are fixedly provided at one side of the upper end of the base, and one of the two support seats is slidably provided at the front and rear end inner wall positions of the square groove, covers are embedded at the upper ends of the two support seats, fixing devices are penetrated at the lower ends of the front and rear ends of the two covers, and the four fixing devices each comprise a turning handle, a moving block, a spring and a clamping block;

[0008] A second drive device is provided through the middle position on one side of the winch reducer, and the second drive device includes a first bevel gear, a second bevel gear, a third bevel gear, six fourth bevel gears, a first support column, a second support column, a third support column and a transmission shaft. A first drive device is embedded in the upper end of the base at the rear end position on the other side, and the first drive device includes a first single-axis motor, a moving seat, a long slot, a second screw rod, a second single-axis motor, a fifth bevel gear and a support rod;

[0009] Through the above technical solution, the square groove facilitates the sliding of one of the two support seats, the two support seats and the two covers facilitate the fixing of the winch, the four fixing devices facilitate opening the two covers separately to disassemble the winch, and the first drive device and the second drive device facilitate torque adjustment.

[0010] Furthermore, the lower ends of the two covers are provided with slots near the front and rear ends, the four slots are provided with large slots at one end near the middle, the four large slots are provided with small slots at one end, the widths of the four large slots are greater than the widths of the four small slots, the turning handle is arranged through the small slots, and the moving block is fixedly arranged at one end of the turning handle;

[0011] Through the above technical solution, the four slots facilitate the two support seats to be respectively embedded in the lower ends of the two covers, and the widths of the four large slots are greater than the widths of the four small slots, so that the springs can be clamped in the large slots when the moving block moves. The turning handle facilitates the movement of the moving block, and the moving block facilitates the movement of the clamping block.

[0012] Furthermore, the clamping block is fixedly arranged at one end of the moving block, the spring is fixedly arranged at one end of the clamping block, and the spring is arranged through the periphery of the moving block, and the front and rear ends of the two support seats are both provided with clamping grooves near the upper ends;

[0013] Through the above technical solution, the clamping block and the clamping slot facilitate fixing the cover on the upper end of the support seat, and the spring facilitates driving the clamping block to be clamped into the clamping slot.

[0014] Furthermore, a first screw rod is provided through the inner wall of one side of the square groove, and the first screw rod is threadedly sleeved on the middle position of the lower end of both sides of one of the two support seats, and a handle is fixedly provided on one side of the first screw rod;

[0015] Through the above technical solution, the rotation of the first screw rod facilitates the movement of one of the two support seats, and the rotation of the handle facilitates the rotation of the first screw rod.

[0016] Furthermore, the transmission shaft is fixedly arranged at one end of the winch reducer, the first bevel gear, the second bevel gear and the third bevel gear are all fixedly arranged on the periphery of the transmission shaft, and the first support column, the second support column and the third support column are all fixedly arranged at the front end position of the other side of the upper end of the base;

[0017] Through the above technical solution, the rotation of the first bevel gear, the second bevel gear and the third bevel gear is convenient to drive the rotation of the transmission shaft, and the first support column, the second support column and the third support column are convenient to support the six fourth bevel gears respectively.

[0018] Further, the six fourth bevel gears are fixedly arranged in groups of two at the upper ends and the outer periphery of the first support column, the second support column and the third support column near the lower end, and three of the six fourth bevel gears fixedly arranged at the upper ends of the first support column, the second support column and the third support column are respectively meshed with the first bevel gear, the second bevel gear and the third bevel gear;

[0019] Through the above technical solution, three of the six fourth bevel gears fixedly arranged on the upper ends of the first support column, the second support column and the third support column rotate to drive the first bevel gear, the second bevel gear and the third bevel gear to rotate respectively.

[0020] Furthermore, the long slot is opened at the upper end of the base near the other side, the second single-axis motor is fixedly arranged at the inner bottom surface of the base, the second screw rod is fixedly arranged at the output end of the second single-axis motor, and the second screw rod is penetrated and arranged on the inner wall of one side of the long slot, and the lower end of the movable seat is threadedly sleeved on the outer periphery of the second screw rod;

[0021] Through the above technical solution, the long groove facilitates the movement of the movable seat, the second single-axis motor facilitates the rotation of the second screw rod, the rotation of the second screw rod facilitates the movement of the movable seat, and the movable seat facilitates the movement of the first single-axis motor.

[0022] Further, the first single-axis motor is fixedly arranged at the upper end of the moving seat, the support rod is fixedly arranged at the output end position of the first single-axis motor, the fifth bevel gear is fixedly arranged at the front end of the support rod, and the fifth bevel gear is respectively meshed with three of the six fourth bevel gears fixedly arranged at the outer peripheries of the first support column, the second support column and the third support column near the lower end;

[0023] Through the above technical solution, the first single-axis motor is convenient for driving the support rod to rotate, and the rotation of the support rod is convenient for driving the fifth bevel gear to rotate, and the fifth bevel gear is convenient for driving six fourth bevel gears respectively, three of which are fixedly arranged on the outer periphery of the first support column, the second support column and the third support column near the lower end to rotate.

[0024] The utility model has the following beneficial effects:

[0025] 1. The utility model proposes a winch reducer drive connection structure which is convenient for torque adjustment. Turning on the switch of the first single-axis motor drives the support rod to rotate, thereby driving the fifth bevel gear to rotate. Turning on the switch of the second single-axis motor causes the second screw to rotate, thereby driving the movable seat and the first single-axis motor to move to mesh with the fourth bevel gear of the desired torque. When the torque needs to be adjusted, the first single-axis motor is kept in operation, and the second single-axis motor is turned on, so that the movable seat drives the first single-axis motor to move to mesh with the fourth bevel gear of another required torque. The first drive device and the second drive device facilitate the adjustment of torque, thereby greatly improving the working efficiency.

[0026] 2. The utility model proposes a winch reducer drive connection structure which is convenient for torque adjustment. Pull the handle outward to drive the moving block and the card block to move outward, so that the card block is out of the card slot. At this time, the spring is squeezed on one side of the large slot. The cover can be opened by moving the cover upward. At this time, the card block returns to its original state under the action of the spring. The handle is turned to drive the first screw rod to rotate, so that one of the two support seats is moved to a suitable position according to the length of the winch to place the winch on the upper ends of the two support seats, and then the two covers are moved downward to make the upper ends of the two support seats respectively embedded in the four slots. At this time, the card block is stuck in the card slot under the action of the spring to complete the fixation of the winch. The winch can be replaced conveniently and quickly through the fixing device, and the support seat slidably arranged on the upper end of the base makes it suitable for winches of various lengths, which greatly improves the use value of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of the axle side of the utility model;

[0028] Figure 2 It is a front cross-sectional schematic diagram proposed by the utility model;

[0029] Figure 3It is a side cross-sectional schematic diagram of the support seat proposed by the utility model;

[0030] Figure 4 A side cross-sectional schematic diagram of the lid proposed by the utility model;

[0031] Figure 5 It is a front cross-sectional schematic diagram of the base proposed by the utility model.

[0032] Legend:

[0033] 1. winch; 2. cover; 3. support seat; 4. handle; 5. first screw rod; 6. square groove; 7. fixing device; 701. turning handle; 702. moving block; 703. spring; 704. clamping block; 8. first driving device; 801. first single-axis motor; 802. moving seat; 803. long groove; 804. second screw rod; 805. second single-axis motor; 806. fifth bevel gear; 807. support rod; 9. second driving device; 901. first bevel gear; 902. second bevel gear; 903. third bevel gear; 904. fourth bevel gear; 905. first support column; 906. second support column; 907. third support column; 908. transmission shaft; 10. winch reducer; 11. slot; 12. small slot; 13. clamping slot; 14. large slot; 15. base. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] Reference Figure 1-5 The utility model provides an embodiment: a winch reducer drive connection structure that is convenient for torque adjustment, including a winch 1, a winch reducer 10 and a base 15, a square groove 6 is opened at one side of the upper end of the base 15, two support seats 3 are fixedly arranged at one side of the upper end of the base 15, and one of the two support seats 3 is slidably arranged at the front and rear end inner wall positions of the square groove 6, and the upper ends of the two support seats 3 are embedded with covers 2, and the front and rear ends of the two covers 2 are penetrated by fixing devices 7 at the lower ends, and the four fixing devices 7 include a turning handle 701, a moving block 702, a spring 703 and a clamping block 704;

[0036] A second drive device 9 is provided through the middle position of one side of the winch reducer 10, and the second drive device 9 includes a first bevel gear 901, a second bevel gear 902, a third bevel gear 903, six fourth bevel gears 904, a first support column 905, a second support column 906, a third support column 907 and a transmission shaft 908. A first drive device 8 is embedded in the rear end position of the other side of the upper end of the base 15, and the first drive device 8 includes a first single-axis motor 801, a moving seat 802, a long slot 803, a second screw rod 804, a second single-axis motor 805, a fifth bevel gear 806 and a support rod 807;

[0037] It can be seen that the two covers 2 have slots 11 at the front and rear ends of the lower ends, the four slots 11 have large slots 14 at the middle ends, the four large slots 14 have small slots 12 at one end, the widths of the four large slots 14 are greater than the widths of the four small slots 12, the turning handle 701 is set inside the small slots 12, the moving block 702 is fixed at one end of the turning handle 701, the clamping block 704 is fixed at one end of the moving block 702, the spring 703 is fixed at one end of the clamping block 704, and the spring 703 is set outside the moving block 702;

[0038] The two support seats 3 are both provided with card slots 13 at the upper ends of the front and rear ends. The two covers 2 are moved downward so that the upper ends of the two support seats 3 are respectively embedded in the four slots 11. At this time, the card block 704 is carded into the card slot 13 under the action of the spring 703 to complete the fixation of the winch 1. The handle 701 is pulled outward to make the handle 701 drive the moving block 702 and the card block 704 to move outward, so that the card block 704 is separated from the card slot 13. At this time, the spring 703 is squeezed on one side of the large groove 14. The cover 2 is moved upward again to open the cover 2 to replace the winch 1. At this time, the card block 704 is restored to its original state under the action of the spring 703.

[0039] A first screw rod 5 is provided through the inner wall of one side of the square groove 6, and the first screw rod 5 is threadedly sleeved on the middle position of the lower end of both sides of one of the two support seats 3, and a handle 4 is fixedly provided on one side of the first screw rod 5. The handle 4 is rotated to drive the first screw rod 5 to rotate, thereby moving one of the two support seats 3. The transmission shaft 908 is fixedly provided at one end of the winch reducer 10, and the first bevel gear 901, the second bevel gear 902 and the third bevel gear 903 are all fixedly provided on the periphery of the transmission shaft 908;

[0040] It can be seen that the first support column 905, the second support column 906 and the third support column 907 are all fixedly arranged at the upper end of the base 15 near the front end of the other side, and the six fourth bevel gears 904 are respectively fixedly arranged in groups of two at the upper ends and the outer periphery near the lower ends of the first support column 905, the second support column 906 and the third support column 907, and three of the six fourth bevel gears 904 are fixedly arranged at the upper ends of the first support column 905, the second support column 906 and the third support column 907, respectively meshing with the first bevel gear 901, the second bevel gear 902 and the third bevel gear 903;

[0041] According to the long slot 803 opened at the other side of the upper end of the base 15, the second single-axis motor 805 is fixedly set at the inner bottom surface of the base 15, the second screw rod 804 is fixedly set at the output end of the second single-axis motor 805, and the second screw rod 804 is set through the inner wall of one side of the long slot 803, the lower end of the movable seat 802 is threadedly sleeved on the periphery of the second screw rod 804, the first single-axis motor 801 is fixedly set at the upper end of the movable seat 802, the support rod 807 is fixedly set at the output end of the first single-axis motor 801, the fifth bevel gear 806 is fixedly set at the front end of the support rod 807, and the fifth bevel gear 806 is respectively meshed with three of the six fourth bevel gears 904 that are fixedly set on the peripheries of the first support column 905, the second support column 906 and the third support column 907 near the lower end;

[0042] Turn on the switch of the first single-axis motor 801 to drive the support rod 807 to rotate, and then drive the fifth bevel gear 806 to rotate, turn on the switch of the second single-axis motor 805 to rotate the second screw rod 804, and then drive the movable seat 802 and the first single-axis motor 801 to move to mesh with the fourth bevel gear 904 of the desired torque. When the torque needs to be adjusted, keep the first single-axis motor 801 in operation, turn on the second single-axis motor 805, and allow the movable seat 802 to drive the first single-axis motor 801 to move to mesh with the fourth bevel gear 904 of another required torque.

[0043] Working principle: Pull the handle 701 outwards to make the handle 701 drive the moving block 702 and the card block 704 to move outwards, so that the card block 704 is out of the card slot 13. At this time, the spring 703 is squeezed on one side of the large slot 14. Then move the cover 2 upwards to open the cover 2. At this time, the card block 704 returns to its original state under the action of the spring 703. Turn the handle 4 to drive the first screw rod 5 to rotate, so that one of the two support seats 3 moves to a suitable position according to the length of the winch 1, and the winch 1 is placed on the upper ends of the two support seats 3. Then move the two covers 2 downwards so that the upper ends of the two support seats 3 are respectively embedded in the four slots 11. At this time, the card block 704 is in the spring 70 3 is inserted into the card slot 13 to complete the fixing of the winch 1, turn on the switch of the first single-axis motor 801, drive the support rod 807 to rotate, and then drive the fifth bevel gear 806 to rotate, turn on the switch of the second single-axis motor 805, and make the second screw rod 804 rotate, and then drive the movable seat 802 and the first single-axis motor 801 to move to mesh with the fourth bevel gear 904 of the desired torque. When the torque needs to be adjusted, keep the first single-axis motor 801 in operation, turn on the second single-axis motor 805, and make the movable seat 802 drive the first single-axis motor 801 to move to mesh with the fourth bevel gear 904 of another required torque.

[0044] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A winch reducer drive connection structure that facilitates torque adjustment, comprising a winch (1), a winch reducer (10) and a base (15), characterized in that: A square groove (6) is provided at one side of the upper end of the base (15); two support seats (3) are fixedly provided at one side of the upper end of the base (15); one of the two support seats (3) is slidably provided at the front and rear end inner wall positions of the square groove (6); a cover (2) is embedded at the upper end positions of the two support seats (3); a fixing device (7) is penetrated at the lower end positions of the front and rear end positions of the two covers (2); the four fixing devices (7) each include a turning handle (701), a moving block (702), a spring (703) and a clamping block (704); A second drive device (9) is provided through the middle position of one side of the winch reducer (10), and the second drive device (9) comprises a first bevel gear (901), a second bevel gear (902), a third bevel gear (903), six fourth bevel gears (904), a first support column (905), a second support column (906), a third support column (907) and a transmission shaft (908). A first drive device (8) is embedded in the rear end position of the other side of the upper end of the base (15), and the first drive device (8) comprises a first single-axis motor (801), a moving seat (802), a long slot (803), a second screw rod (804), a second single-axis motor (805), a fifth bevel gear (806) and a support rod (807).

2. The winch reducer drive connection structure that facilitates torque adjustment according to claim 1 is characterized in that: The lower ends of the two covers (2) are each provided with a slot (11) near the front and rear ends, one end of the four slots (11) is provided with a large slot (14) near the middle position, one end of the four large slots (14) is provided with a small slot (12), the width of the four large slots (14) is greater than the width of the four small slots (12), the turning handle (701) is arranged to penetrate inside the small slot (12), and the moving block (702) is fixedly arranged at one end of the turning handle (701).

3. The winch reducer drive connection structure that facilitates torque adjustment according to claim 1 is characterized in that: The clamping block (704) is fixedly arranged at one end of the moving block (702), the spring (703) is fixedly arranged at one end of the clamping block (704), and the spring (703) is arranged to penetrate the periphery of the moving block (702), and the front and rear ends of the two support seats (3) are both provided with clamping grooves (13) near the upper ends.

4. The winch reducer drive connection structure that facilitates torque adjustment according to claim 1 is characterized in that: A first screw rod (5) is provided through the inner wall of one side of the square groove (6), and the first screw rod (5) is threadedly sleeved on the middle position of the lower end of both sides of one of the two support seats (3), and a handle (4) is fixedly provided on one side of the first screw rod (5).

5. The winch reducer drive connection structure that facilitates torque adjustment according to claim 1 is characterized in that: The transmission shaft (908) is fixedly arranged at one end of the winch reducer (10); the first bevel gear (901), the second bevel gear (902) and the third bevel gear (903) are all fixedly arranged on the periphery of the transmission shaft (908); and the first support column (905), the second support column (906) and the third support column (907) are all fixedly arranged at the front end position of the other side of the upper end of the base (15).

6. The winch reducer drive connection structure that facilitates torque adjustment according to claim 1 is characterized in that: The six fourth bevel gears (904) are fixedly arranged in groups of two at the upper ends and the outer periphery of the first support column (905), the second support column (906) and the third support column (907) near the lower end, and three of the six fourth bevel gears (904) fixedly arranged at the upper ends of the first support column (905), the second support column (906) and the third support column (907) are respectively meshed with the first bevel gear (901), the second bevel gear (902) and the third bevel gear (903).

7. The winch reducer drive connection structure that facilitates torque adjustment according to claim 1 is characterized in that: The long slot (803) is opened at the upper end of the base (15) near the other side, the second single-axis motor (805) is fixedly arranged on the inner bottom surface of the base (15), the second screw rod (804) is fixedly arranged at the output end of the second single-axis motor (805), and the second screw rod (804) is penetrated through the inner wall of one side of the long slot (803), and the lower end of the movable seat (802) is threadedly sleeved on the outer periphery of the second screw rod (804).

8. The winch reducer drive connection structure that facilitates torque adjustment according to claim 1 is characterized in that: The first single-axis motor (801) is fixedly arranged at the upper end of the movable seat (802), the support rod (807) is fixedly arranged at the output end position of the first single-axis motor (801), the fifth bevel gear (806) is fixedly arranged at the front end of the support rod (807), and the fifth bevel gear (806) is respectively meshed with three of the six fourth bevel gears (904) fixedly arranged at the outer periphery of the first support column (905), the second support column (906) and the third support column (907) at the lower end position.

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