Integrated built-in winch hoist

Abstract

The utility model discloses an integrated built-in winch hoist, which relates to the technical field of winch hoists, and comprises a first transmission device, the outer side of the control device is fixedly connected with the outer side of the first transmission device, and the control device is used for controlling starting and stopping of the first transmission device; the outer side of the middle shaft is fixedly connected with the side, away from the first transmission device, of the control device; and the outer side of the second transmission device is fixedly connected with the side, away from the control device, of the middle shaft, and opening and closing devices are fixedly connected to the bottoms of the first transmission device and the second transmission device correspondingly. According to the device, the speed reducer is arranged in the winding drum, so that the device is compact in structure and good in sealing protection performance, opening signals and load signals of the winch hoist are collected on the worm in the power control device, no signal transmission line is exposed, and the safety and reliability of the device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of winch hoists, and in particular to an integrated built-in winch hoist. Background Art

[0002] The winch gate hoist is a machine that uses a steel cable or a steel cable pulley as a hoist to connect to the gate. The gear transmission system is used to make the winch drum wind and release the steel cable to drive the lifting and lowering. It is also called a wire rope fixed winch. The winch gate hoist can be used to control the lifting and lowering of various large and medium-sized cast iron gates and steel gates to achieve the purpose of opening and closing. It is often used in various large-scale water supply and drainage, water conservancy and hydropower projects.

[0003] However, in the prior art, the existing winch gate hoist has a loose structure. The opening signal of the gate hoist is collected from the drum shaft or the pinion shaft, and the load signal is collected from the balance pulley shaft. The signal is then transmitted to the control cabinet through the line, and the safety and reliability are poor. In order to solve the above problems, we propose an integrated built-in winch gate hoist. Utility Model Content

[0004] In view of the deficiencies in the prior art, the technical solution adopted by the utility model to solve the technical problems thereof is: an integrated built-in winch opening and closing machine, comprising a first transmission device; a control device, the outer side of the control device is fixedly connected to the outer side of the first transmission device, and the control device is used to control the opening and closing of the first transmission device; an intermediate shaft, the outer side of the intermediate shaft is fixedly connected to a side of the control device away from the first transmission device; a second transmission device, the outer side of the second transmission device is fixedly connected to a side of the intermediate shaft away from the control device, and the bottoms of the first transmission device and the second transmission device are both fixedly connected with an opening and closing device, and by arranging the reducer inside the drum, the device has a compact structure and good sealing and protection performance, and the device adopts a large speed ratio worm gear transmission with good self-locking performance, and does not need to be provided with a reverse hand-cranking device and a brake, so the structure is simple and the safety and reliability are good.

[0005] Preferably, the first transmission device includes a first frame, the outer side of the first frame is fixedly connected to the outer side of the control device, both sides of the first frame are fixedly connected with a first bracket, the outer side of the first bracket is fixedly connected with a first drum via a rolling bearing, and the first transmission device is set to wind the wire rope to achieve the effect of driving the gate to open and close.

[0006] Preferably, the control device includes a fixed bracket, the outer side of the fixed bracket is fixedly connected to the top of the first frame, the top of the fixed bracket is fixedly connected to a power unit, the top of the power unit is fixedly installed with a control unit, the outer side of the power unit is fixedly connected to the outer side of the intermediate shaft through a coupling, and by setting the control device, the power control device adopts a large speed ratio worm gear transmission with good self-locking performance, and there is no need to set a reverse hand crank device and a brake, so it has a simple structure and good safety and reliability.

[0007] Preferably, the second transmission device includes a second frame, both sides of the second frame are fixedly connected with second brackets, the outer side of the second bracket is fixedly connected with a second reel via a rolling bearing, the side of the second bracket away from the second reel is fixedly connected to the outer side of the intermediate shaft via a coupling, and the second transmission device and the power unit are connected via the intermediate shaft, so that the first transmission device and the second transmission device synchronously drive the opening and closing device to start, thereby opening and closing the gate.

[0008] Preferably, the opening and closing device includes a balancing pulley group, an outer side of the balancing pulley group is sleeved with a steel wire rope, and the bottom of the balancing pulley group is slidably connected to a movable pulley group through the steel wire rope. The balancing pulley group plays a balancing role, and the movable pulley group plays a role of deceleration and force increase. The gate is driven to open and close through the cooperation between the steel wire rope and the two pulley groups.

[0009] The beneficial effects of the utility model are as follows:

[0010] 1. The utility model collects the opening signal and the load signal on the worm in the power control device, so there is no exposed signal transmission line, which increases the safety and reliability of the equipment.

[0011] 2. The utility model provides a control device, and the power control device adopts a large speed ratio worm gear transmission, has good self-locking performance, and does not need to provide a reverse hand-cranking device and a brake, so the structure is simple and the safety and reliability are good. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is the front view of the utility model;

[0013] Figure 2 It is a structural schematic diagram of the first transmission device of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the second transmission device of the utility model;

[0015] Figure 4 It is a structural schematic diagram of the opening and closing device of the utility model.

[0016] In the figure: 1. first transmission device; 11. first frame; 12. first bracket; 13. first drum; 2. second transmission device; 21. second frame; 22. second bracket; 23. second drum; 3. intermediate shaft; 4. opening and closing device; 41. balancing pulley block; 42. wire rope; 43. movable pulley block; 5. control device; 51. fixed bracket; 52. power unit; 53. control unit. DETAILED DESCRIPTION

[0017] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and design various embodiments with various modifications suitable for specific purposes.

[0018] Example:

[0019] See also Figure 1-Figure 4 The utility model provides a technical solution: an integrated built-in winch hoist, comprising a first transmission device 1; a control device 5, the outer side of the control device 5 is fixedly connected to the outer side of the first transmission device 1, and the control device 5 is used to control the opening and closing of the first transmission device 1; an intermediate shaft 3, the outer side of the intermediate shaft 3 is fixedly connected to the side of the control device 5 away from the first transmission device 1; a second transmission device 2, the outer side of the second transmission device 2 is fixedly connected to the side of the intermediate shaft 3 away from the control device 5, and the bottoms of the first transmission device 1 and the second transmission device 2 are fixedly connected with an opening and closing device 4. When in use, the control device 5 collects the rotation of the first transmission device 1 and the second transmission device 2, the intermediate shaft 3 is connected to the second transmission device 2 through a coupling, the first transmission device 1 and the second transmission device 2 drive the opening and closing device 4 to start, and the opening and closing device 4 drives the gate to rise and fall. By arranging the reducer inside the drum, the device has a compact structure and good sealing protection performance. The device adopts a large speed ratio worm gear transmission, has good self-locking performance, does not need to be provided with a reverse hand-cranking device and a brake, so it has a simple structure and good safety and reliability.

[0020] The first transmission device 1 includes a first frame 11, the outer side of the first frame 11 is fixedly connected to the outer side of the control device 5, the first frame 11 is fixedly connected to the two sides of the first bracket 12, the outer side of the first bracket 12 is fixedly connected to the first drum 13 through a rolling bearing, when in use, the first frame 11 and the first bracket 12 are connected by bolts, a planetary reducer is arranged inside the drum, the planetary reducer is connected to the drum by bolts, the output shaft of the planetary reducer and the output shaft of the power unit 52 are connected by a coupling, when in use, the power unit 52 drives the first drum 13 to rotate, the first drum 13 rolls up the wire rope 42, and by setting the first transmission device 1, the wire rope 42 is wound to achieve the effect of driving the gate to open and close.

[0021] The control device 5 includes a fixed bracket 51, the outer side of the fixed bracket 51 is fixedly connected to the top of the first frame 11, the top of the fixed bracket 51 is fixedly connected to a power unit 52, the top of the power unit 52 is fixedly installed with a control unit 53, the outer side of the power unit 52 is fixedly connected to the outer side of the intermediate shaft 3 through a coupling, when in use, the fixed bracket 51 is fixed to the first frame 11 by bolts, the control device 5 collects external opening and load signals, according to demand, the control unit 53 controls the power unit 52 to start, and the power unit 52 drives the first transmission device 1 and the second transmission device 2 to start. By setting the control device 5, the power control device 5 adopts a large speed ratio worm gear transmission, has good self-locking performance, does not need to set a reverse hand-cranking device and a brake, so it has a simple structure and good safety and reliability.

[0022] The second transmission device 2 includes a second frame 21, and second brackets 22 are fixedly connected on both sides of the second frame 21. The outer side of the second bracket 22 is fixedly connected to the second reel 23 through a rolling bearing. The side of the second bracket 22 away from the second reel 23 is fixedly connected to the outer side of the intermediate shaft 3 through a coupling. When in use, the second bracket 22 and the second frame 21 are connected by bolts, the power unit 52 drives the intermediate shaft 3 to rotate, and the intermediate shaft 3 drives the second reel 23 to rotate. The second transmission device 2 and the power unit 52 are connected through the intermediate shaft 3, so that the first transmission device 1 and the second transmission device 2 synchronously drive the opening and closing device 4 to start, so as to open and close the gate.

[0023] The opening and closing device 4 includes a balancing pulley group 41, the outer side of the balancing pulley group 41 is sleeved with a wire rope 42, the bottom of the balancing pulley group 41 is slidably connected with a movable pulley group 43 through the wire rope 42, the bottom of the first transmission device 1 and the second transmission device 2 are both provided with an opening and closing device 4, the two balancing pulley groups 41 are connected to the two drums through the wire rope 42, the rotation of the two drums drives the wire rope 42 to move, the wire rope 42 slides along the balancing pulley group 41, the wire rope 42 drives the movable pulley group 43 to move, the movable pulley group 43 drives the gate to open and close, the balancing pulley group 41 plays a balancing role, the movable pulley group 43 plays a role of deceleration and force increase, and the gate is driven to open and close through the cooperation between the wire rope 42 and the two pulley groups.

[0024] Working principle:

[0025] When in use, the first frame 11 is connected to the first bracket 12 by bolts, a planetary reducer is arranged inside the drum, the planetary reducer is connected to the drum by bolts, the output shaft of the planetary reducer and the output shaft of the power unit 52 are connected by a coupling, the fixed bracket 51 is fixed to the first frame 11 by bolts, the second bracket 22 is connected to the second frame 21 by bolts, the first transmission device 1 and the second transmission device 2 are both provided with an opening and closing device 4 at the bottom, and two balancing pulley sets 41 are connected to the two drums by steel wire ropes 42;

[0026] When in use, the motor inside the power unit 52 is directly connected to the worm, driving the worm wheel to rotate and output power. A small worm is provided on the large worm. The opening signal is collected and transmitted to the opening sensor through the small modulus worm turbine on the large worm, rather than being collected on the reel shaft or the pinion shaft and transmitted to the control cabinet through the line. The large worm has a groove for the load signal. The collected data is transmitted to the torque source through the worm shaft groove and the small crankshaft. The torque sensor is not collected on the balance pulley shaft and transmitted to the control cabinet through the line. Handwheel It is connected to the large worm gear through a sliding key, and the opening and load signals are collected on the worm gear in the power unit 52, so there is no exposed signal transmission line.

[0027] When in use, the control device 5 collects the opening and load signals. According to the demand, the control unit 53 controls the power unit 52 to start, and the power unit 52 drives the first drum 13 to rotate. At the same time, the power unit 52 drives the intermediate shaft 3 to rotate, and the intermediate shaft 3 drives the second drum 23 to rotate. The rotation of the two drums drives the wire rope 42 to move, and the wire rope 42 slides along the balance pulley group 41. The wire rope 42 drives the movable pulley group 43 to move, and the movable pulley group 43 drives the gate to open and close.

[0028] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. Integrated built-in winch hoist, characterized in that: include: A first transmission device (1); A control device (5), the outer side of the control device (5) is fixedly connected to the outer side of the first transmission device (1), and the control device (5) is used to control the opening and closing of the first transmission device (1); An intermediate shaft (3), the outer side of the intermediate shaft (3) being fixedly connected to a side of the control device (5) away from the first transmission device (1); A second transmission device (2), the outer side of the second transmission device (2) is fixedly connected to a side of the intermediate shaft (3) away from the control device (5), and the bottoms of the first transmission device (1) and the second transmission device (2) are both fixedly connected with an opening and closing device (4).

2. The integrated built-in winch hoist according to claim 1 is characterized in that: The first transmission device (1) comprises a first frame (11), the outer side of the first frame (11) is fixedly connected to the outer side of the control device (5), both sides of the first frame (11) are fixedly connected to a first bracket (12), and the outer side of the first bracket (12) is fixedly connected to a first reel (13) via a rolling bearing.

3. The integrated built-in winch hoist according to claim 2 is characterized in that: The control device (5) comprises a fixed bracket (51), the outer side of the fixed bracket (51) is fixedly connected to the top of the first frame (11), the top of the fixed bracket (51) is fixedly connected to a power unit (52), the top of the power unit (52) is fixedly mounted with a control unit (53), and the outer side of the power unit (52) is fixedly connected to the outer side of the intermediate shaft (3) via a coupling.

4. The integrated built-in winch hoist according to claim 1 is characterized in that: The second transmission device (2) comprises a second frame (21), both sides of the second frame (21) are fixedly connected to second brackets (22), the outer side of the second bracket (22) is fixedly connected to a second reel (23) via a rolling bearing, and the side of the second bracket (22) away from the second reel (23) is fixedly connected to the outer side of the intermediate shaft (3) via a coupling.

5. The integrated built-in winch hoist according to claim 1 is characterized in that: The opening and closing device (4) comprises a balancing pulley block (41), the outer side of the balancing pulley block (41) is sleeved with a steel wire rope (42), and the bottom of the balancing pulley block (41) is slidably connected to a movable pulley block (43) via the steel wire rope (42).

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