CN209740574U - Double-motor variable-speed winch - Google Patents
Double-motor variable-speed winch Download PDFInfo
- Publication number
- CN209740574U CN209740574U CN201920261551.1U CN201920261551U CN209740574U CN 209740574 U CN209740574 U CN 209740574U CN 201920261551 U CN201920261551 U CN 201920261551U CN 209740574 U CN209740574 U CN 209740574U
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- Prior art keywords
- motor
- variable
- speed
- base
- fixed
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- Expired - Fee Related
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Abstract
The utility model discloses a bi-motor variable speed hoist engine, the on-line screen storage device comprises a base, be fixed with the varistor motor on the base, the output shaft of varistor motor with the input transmission of speed reducer is connected, on the base for the front end position department of varistor motor installs the hoist cylinder, the output of speed reducer with the input transmission of hoist cylinder is connected, the winding has the cable wire on the hoist cylinder, be fixed with the support frame on the base, be fixed with ordinary motor on the support frame. The utility model discloses a beneficial effect for on the basis that does not change resistance wire winding electric hoist, increase a high-speed ordinary motor, through having the transmission of wire winding motor stator connection, when empty hook descends no load, high-speed ordinary motor has played the effect that the hook falls fast in the variable speed to electric hoist's high-efficient work of variable speed has been promoted.
Description
Technical Field
The utility model relates to a construction lifts by crane the field, in particular to bi-motor variable speed hoist engine.
Background
The double-motor variable-speed winch is applied to hoisting heavy objects in construction. Taking the iron tower assembly in the electric power transmission and transformation project as an example: the hoisting machinery is generally used for hoisting and lifting a hoisting tower material by using a motor winch powered by a steam or diesel engine or hoisting and lifting the hoisting tower material by using an electric winch. Thereby promoting the variable speed high-efficiency work of the electric winch.
Disclosure of Invention
The utility model provides a bi-motor variable speed hoist engine can solve among the prior art electric power transmission and transformation circuit iron tower group hoist and mount, and the motor-driven hank that adopts or electric hoist engine all exist lift by crane and empty hook descending speed change little, because of extra-high voltage transmission tower height is big, during tower material hoist and mount, the problem that traditional hoist engine work efficiency is low.
The utility model provides a bi-motor variable speed hoist engine, the on-line screen storage device comprises a base, be fixed with the varistor motor on the base, the output shaft of varistor motor with the input transmission of speed reducer is connected, on the base for the front end position department of varistor motor installs the hoist section of thick bamboo, the output of speed reducer with the input transmission of hoist section of thick bamboo is connected, the winding has the cable wire on the hoist section of thick bamboo, be fixed with the support frame on the base, be fixed with ordinary motor on the support frame, the first belt pulley of the coaxial fixedly connected with of output of ordinary motor, the coaxial second belt pulley that is fixed with of output shaft end of varistor motor, first belt pulley pass through the drive belt with the transmission of second belt pulley is connected.
Preferably, an output shaft of the variable resistance motor is connected with an adjustable active brake.
Preferably, an output shaft of the variable resistance motor is connected with an adjustable passive brake.
Preferably, a steel cable positioning roller frame is fixed at the front end of the hoisting drum, a positioning roller is mounted on the steel cable positioning roller frame, and the steel cable is in transmission connection with the positioning roller.
The utility model has the advantages that: the double-motor variable-speed winch utilizes the existing winch equipment taking the 11kw variable-resistance motor as power and is matched with the 4kw common motor, the 11kw variable-resistance motor is used as the power when hoisting is realized through circuit change, and the 4kw common motor is switched to be used as the power when a hook is dropped, so that the rapid hook dropping is realized.
Drawings
Fig. 1 is a schematic structural diagram of a dual-motor variable-speed winch according to the present invention.
Fig. 2 is a schematic structural view of a dual-motor variable-speed winch according to the present invention.
Fig. 3 is a schematic structural view three of a dual-motor variable-speed winch provided by the present invention.
Description of reference numerals: 1-a base; 2-a winding drum; 3-a variable resistance motor; 4-adjustable active braking; 5-a speed reducer; 6-adjustable passive braking; 7-a common motor; 8-a first pulley; 9-steel cable positioning carrier roller frame; 10-a second pulley; 11-a transmission belt; 12-a steel cord; 13-support frame.
Detailed Description
In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
As shown in fig. 1 to 3, an embodiment of the present invention provides a dual-motor variable-speed winch, which includes a base 1, a variable resistance motor 3 is fixed on the base 1, an output shaft of the variable resistance motor 3 is in transmission connection with an input end of the speed reducer 5, a winding drum 2 is arranged at the front end position of the base 1 relative to the resistance-variable motor 3, the output end of the speed reducer 5 is in transmission connection with the input end of the winding drum 2, a steel cable 12 is wound on the hoisting drum 2, a support frame 13 is fixed on the base 1, a common motor 7 is fixed on the support frame 13, the output end of the common motor 7 is coaxially and fixedly connected with a first belt pulley 8, the end part of the output shaft of the variable resistance motor 3 is coaxially and fixedly provided with a second belt pulley 10, the first belt pulley 8 is in transmission connection with the second belt pulley 10 through a transmission belt 11.
An output shaft of the variable resistance motor 3 is connected with an adjustable active brake 4.
An output shaft of the variable resistance motor 3 is connected with an adjustable passive brake 6.
A steel cable positioning roller frame 9 is fixed at the front end of the hoisting drum 2, a positioning roller is mounted on the steel cable positioning roller frame 9, and the steel cable 12 is in transmission connection with the positioning roller.
The working principle is as follows: the double-motor variable-speed winch utilizes the existing winch equipment taking the 11kw variable-resistance motor 3 as power and is matched with the 4kw common motor 7, the 11kw variable-resistance motor 3 is used as power when hoisting is realized through circuit change, and the 4kw common motor 7 is switched to be used as power when a hook is dropped, so that the rapid hook dropping is realized. When the tower material is hoisted, the traditional hoist has low working efficiency, and the double-motor hoist realizes normal hoisting and rapid hook falling well, thereby improving the construction efficiency.
The above disclosure is only for the specific embodiments of the present invention, however, the embodiments of the present invention are not limited thereto, and any changes that can be considered by those skilled in the art should fall into the protection scope of the present invention.
Claims (4)
1. The utility model provides a bi-motor variable speed hoist engine which characterized in that: comprises a base (1), a variable resistance motor (3) is fixed on the base (1), an output shaft of the resistance-variable motor (3) is connected with a speed reducer (5) in a transmission way, a hoisting drum (2) is arranged at the front end position of the base (1) relative to the resistance-variable motor (3), the output end of the speed reducer (5) is in transmission connection with the input end of the winding drum (2), a steel cable (12) is wound on the hoisting drum (2), a support frame (13) is fixed on the base (1), a common motor (7) is fixed on the support frame (13), the output end of the common motor (7) is coaxially and fixedly connected with a first belt pulley (8), a second belt pulley (10) is coaxially fixed at the end part of an output shaft of the resistance-variable motor (3), the first belt pulley (8) is in transmission connection with the second belt pulley (10) through a transmission belt (11).
2. The double-motor variable-speed winch according to claim 1, wherein an adjustable active brake (4) is connected to an output shaft of the variable-resistance motor (3).
3. The double-motor variable-speed winch according to claim 1, wherein an adjustable passive brake (6) is connected to an output shaft of the variable-resistance motor (3).
4. The double-motor variable-speed winch according to claim 1, wherein a steel cable positioning idler frame (9) is fixed at the front end of the winch drum (2), positioning idlers are mounted on the steel cable positioning idler frame (9), and the steel cable (12) is in transmission connection with the positioning idlers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920261551.1U CN209740574U (en) | 2019-03-01 | 2019-03-01 | Double-motor variable-speed winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920261551.1U CN209740574U (en) | 2019-03-01 | 2019-03-01 | Double-motor variable-speed winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209740574U true CN209740574U (en) | 2019-12-06 |
Family
ID=68709563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920261551.1U Expired - Fee Related CN209740574U (en) | 2019-03-01 | 2019-03-01 | Double-motor variable-speed winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209740574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879187A (en) * | 2019-03-01 | 2019-06-14 | 侯宇江 | A kind of dual-motor variable speed hoist engine |
| CN117142349A (en) * | 2023-10-30 | 2023-12-01 | 山东天意高科技有限公司 | Assembled building board lifts by crane ware |
-
2019
- 2019-03-01 CN CN201920261551.1U patent/CN209740574U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879187A (en) * | 2019-03-01 | 2019-06-14 | 侯宇江 | A kind of dual-motor variable speed hoist engine |
| CN117142349A (en) * | 2023-10-30 | 2023-12-01 | 山东天意高科技有限公司 | Assembled building board lifts by crane ware |
| CN117142349B (en) * | 2023-10-30 | 2024-01-30 | 山东天意高科技有限公司 | Assembled building board lifts by crane ware |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191206 Termination date: 20210301 |
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| CF01 | Termination of patent right due to non-payment of annual fee |