CN220578804U - Winch with double-braking structure - Google Patents
Winch with double-braking structure Download PDFInfo
- Publication number
- CN220578804U CN220578804U CN202322283466.4U CN202322283466U CN220578804U CN 220578804 U CN220578804 U CN 220578804U CN 202322283466 U CN202322283466 U CN 202322283466U CN 220578804 U CN220578804 U CN 220578804U
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- Prior art keywords
- winding drum
- brake
- speed reducer
- winch
- double
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- 238000004804 winding Methods 0.000 claims abstract description 53
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 30
- 238000001816 cooling Methods 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a winch with a double-brake structure, which comprises a frame and a winding drum, wherein winding drum assembly positions are arranged on the frame, the winding drum is a hollow winding drum, two ends of the winding drum are assembled on the winding drum assembly positions of the frame through assembly seats, and the winding drum can be driven to rotate or brake the winding drum in a rotating state by applying torque on the assembly seats; the permanent magnet braking motor is arranged on one side of the winding drum and used as a driving motor, the permanent magnet braking motor is assembled and connected with an assembly seat on the corresponding side through a speed reducer, the speed reducer is a built-in speed reducer, and the main body of the speed reducer is assembled in a hollow cavity of the winding drum; the machine frame is further provided with a wet brake on one side of the winding drum, and the wet brake is assembled and connected with an assembling seat on the corresponding side. The winch has the advantages of large structural torque, light weight, compact structure, high intelligent degree, stable performance and high safety level.
Description
Technical Field
The utility model relates to the technical field of windlass, in particular to a windlass with a double-brake structure.
Background
A hoist, which is a type of light and small-sized hoisting apparatus for winding a wire rope or a chain with a drum to perform a hoisting operation or for pulling a weight, generally includes a driving motor and a drum wound with the same, which controls rotation of the drum using the driving motor as power, thereby implementing a pulling operation through the wire rope or the chain wound on the drum; in addition, the hoist is also provided with a braking mechanism at the side where the winding drum is provided to assist traction.
At present, the traditional hoist mostly adopts a three-phase asynchronous motor as a driving motor, and utilizes an externally-arranged parallel shaft speed reducer to be matched with a caliper brake for braking, and the structure has the defects of low efficiency and poor control precision of the hoist. With the development of new energy industry in China in recent years, the original high-cost permanent magnet motor reduces the production cost due to large-scale application, a plurality of winch devices adopting the permanent magnet motor to replace a three-phase asynchronous motor as a driving motor start to appear, and an internal speed reducer can be used for replacing an external speed reducer of a parallel shaft in a winding drum of the winch, so that the working efficiency and the operation precision of the winch are improved, and the space arrangement is reduced; however, the winch equipment still adopts a clamp type braking structure during low-speed braking, and has the technical problems of large braking moment, large diameter of a brake disc and exposed structure of the brake disc, and difficult arrangement.
Disclosure of Invention
The technical problem solved by the utility model is to provide a winch with a double-brake structure, which can be used for solving the defects in the technical background.
The technical problems solved by the utility model are realized by adopting the following technical scheme:
the winding engine with the double-brake structure comprises a frame and a winding drum, wherein winding drum assembly positions are arranged on the frame, the winding drum is a hollow winding drum, two ends of the winding drum are assembled on the winding drum assembly positions of the frame through assembly seats, and the winding drum can be driven to rotate or brake the winding drum in a rotating state by applying torque on the assembly seats; the permanent magnet braking motor is arranged on one side of the winding drum and used as a driving motor, the permanent magnet braking motor is assembled and connected with an assembly seat on the corresponding side through a speed reducer, the speed reducer is a built-in speed reducer, and the main body of the speed reducer is assembled in a hollow cavity of the winding drum; the machine frame is further provided with a wet brake on one side of the winding drum, and the wet brake is assembled and connected with an assembling seat on the corresponding side.
As a further definition, the permanent magnet brake motor is coupled to the speed reducer via a flange coupling.
As a further limitation, the speed reducer is a planetary speed reducer.
As a further limitation, the reel is provided with rope grooves for rope winding, and the rope grooves are double-fold line rope grooves capable of meeting multi-layer winding.
As a further definition, the wet brake is a hydraulic wet brake that employs independent hydraulic friction plate braking;
the hydraulic oil way, the cooling oil way and the cooling oil way of the permanent magnet brake motor of the hydraulic friction plate are controlled by a hydraulic electric control system.
The beneficial effects are that: the winch with the double-brake structure has the advantages of compact structure, large torque, light weight, easiness in assembly, high safety grade and no maintenance, the permanent magnet brake motor is used as a driving motor, the traction performance is good, the double-brake system is provided, namely, the permanent magnet brake motor and the speed reducer are matched to serve as a high-rotation speed reducing mechanism of a winding drum, the wet brake is matched to perform low-speed braking, and the permanent magnet brake motor and the wet brake with the built-in speed reducer are integrally combined, so that the winch has good market popularization value.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of the present utility model.
Wherein: 1. a wet brake; 2. a first mount; 3. a reel; 4. rope grooves; 5. a built-in speed reducer; 6. a second mount; 7. a permanent magnet brake motor; 8. a frame.
Detailed Description
The utility model is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the utility model easy to understand.
Referring to the preferred embodiment of the hoist with double brake structure of fig. 1, in this embodiment, the hoist includes a frame 8, and an integrally U-shaped mounting seat is formed on the frame 8, and the mounting seat is matched with the size of the winding drum 3 for matching installation of the winding drum 3.
The winding drum 3 is of a hollow cylinder structure, a first assembling seat 2 and a second assembling seat 6 are respectively assembled on two sides of the winding drum 3, the winding drum 3 is assembled on an assembling seat of the frame 8 through the first assembling seat 2 and the second assembling seat 6, and meanwhile, the winding drum can be driven to rotate, accelerate or brake the winding drum in a rotating state by applying torque on the first assembling seat 2 and/or the second assembling seat 6.
The frame 8 is equipped with a permanent magnet brake motor 7 at the right side corresponding to the second assembly seat 6, the permanent magnet brake motor 7 is connected with the built-in speed reducer 5 through a flange coupling, and the built-in speed reducer 5 is assembled and connected with the second assembly seat 6 at the outer side to drive the reel to drive.
The frame 8 is provided with a wet brake 1 on the outer side of the first mount 2, and the wet brake 1 is mounted on the spool 3 via the first mount 2. The wet brake 1 is a hydraulic wet brake, and can meet high-torque braking through the combination of a friction plate structure and a hydraulic cavity compared with a traditional external caliper brake, can meet the explosion-proof use requirement in a specific environment, has better safety compared with the caliper brake, and can meet the actual application requirement of a winch.
In the embodiment, with the high-speed development of new energy industries in China, particularly new energy automobile industries, the original high-cost permanent magnet brake motor reduces the production cost due to large-scale application, and in the field of windlass, compared with the traditional three-phase asynchronous motor, the permanent magnet brake motor 7 can realize on-load soft start, and is efficient and energy-saving; meanwhile, the intelligent high-precision control system is convenient to match with software, and intelligent high-precision control is performed by utilizing a motor sensor and an encoder.
The arrangement of the built-in speed reducer 5 can reduce the rotating speed of the permanent magnet motor, and the characteristics of low torque input and high torque output are realized, and the built-in speed reducer 5 is used for arranging the speed reducer body inside the winding drum 3, so that the arrangement space is effectively reduced. The permanent magnet brake motor 7 is matched with the concealed speed reducer 5, so that the integral structural style of the winch can be effectively optimized, and the winch is smaller in size, compact in form and lighter in weight.
In this embodiment, the rope groove 4 on the surface of the drum body of the drum 3 adopts a double-fold line rope groove capable of satisfying multi-layer winding, and the rope groove 4 structure can improve the rope capacity through multi-layer winding, so that the set length of the drum 3 is shortened in the same lifting operation range, and the overall structural size of the winch is further optimized.
Considering that the permanent magnet brake motor 7 needs cooling liquid to cool down, and the wet brake 1 also has requirements of hydraulic oil way control and cooling oil way, in the embodiment, the winch is further provided with a hydraulic system, and the hydraulic electric control system is respectively connected with the permanent magnet brake motor 7 and the wet brake 1 through hydraulic pipelines to simultaneously supply pressure to the permanent magnet brake motor 7 and the wet brake 1 in an operating state, and based on the hydraulic system, the control of the permanent magnet brake motor 7 and the wet brake 1 can be realized through pump station electric control, so that the winch can be cooled down and braked.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be appreciated by those skilled in the art that these examples are for illustrative purposes only and are not intended to limit the scope of the present utility model. Furthermore, it is to be understood that various changes, modifications and/or variations may be made by those skilled in the art after reading the technical content of the present utility model, and that all such equivalents are intended to fall within the scope of protection defined in the claims appended hereto.
Claims (6)
1. The winch with the double-brake structure is characterized by comprising a frame and a winding drum, wherein winding drum assembly positions are arranged on the frame, the winding drum is a hollow winding drum, two ends of the winding drum are assembled on the winding drum assembly positions of the frame through assembly seats, and the winding drum can be driven to rotate or brake the winding drum in a rotating state by applying torque on the assembly seats; the permanent magnet braking motor is arranged on one side of the winding drum and used as a driving motor, the permanent magnet braking motor is assembled and connected with an assembly seat on the corresponding side through a speed reducer, the speed reducer is a built-in speed reducer, and the main body of the speed reducer is assembled in a hollow cavity of the winding drum; the machine frame is further provided with a wet brake on one side of the winding drum, and the wet brake is assembled and connected with an assembling seat on the corresponding side.
2. The winch with double brake structure according to claim 1, wherein the permanent magnet brake motor is coupled to the speed reducer through a flange coupling.
3. The winch with a double brake structure according to claim 1, wherein the speed reducer is a planetary speed reducer.
4. The winch with double brake construction according to claim 1, wherein the rope groove for rope winding is provided on the winding drum, and the rope groove is a double-broken line rope groove capable of satisfying multi-layer winding.
5. The winch with double brake structure according to claim 1, wherein the wet brake is a hydraulic wet brake using independent hydraulic friction plate braking.
6. The winch with double brake assembly according to claim 5, wherein the hydraulic oil passage of the hydraulic friction plate, the cooling oil passage, and the cooling oil passage of the permanent magnet brake motor are controlled by one hydraulic electric control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322283466.4U CN220578804U (en) | 2023-08-24 | 2023-08-24 | Winch with double-braking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322283466.4U CN220578804U (en) | 2023-08-24 | 2023-08-24 | Winch with double-braking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220578804U true CN220578804U (en) | 2024-03-12 |
Family
ID=90116969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322283466.4U Active CN220578804U (en) | 2023-08-24 | 2023-08-24 | Winch with double-braking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220578804U (en) |
-
2023
- 2023-08-24 CN CN202322283466.4U patent/CN220578804U/en active Active
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