Motor torque parallel connection structure
By adopting a parallel torque structure of a small-power motor in a multi-function fitness all-in-one machine and using the torque superposition of multiple small-power motors, the problem of requiring a larger torque motor or reducer in the prior art is solved, and the equipment structure is simplified and the cost is reduced.
Patent Information
- Application Number
- CN202421799935.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-29
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2034-07-29
AI Technical Summary
The existing multi-function fitness all-in-one machine uses a separate motor as the power source. When increasing the force, a larger torque motor or reducer needs to be used, resulting in complex equipment and high cost.
The torque parallel structure of a small power motor is adopted. Through the combination of a bracket, a motor fixing plate, a motor, a pulley, a belt, a reel, a pull rope and a tightening wheel, the torque superposition of multiple small power motors is achieved to achieve the purpose of large torque output.
The effect of outputting large torque by a small power motor is achieved, the equipment structure is simplified, the cost is reduced, and the need to increase torque is met.
Smart Images
Figure CN222868684U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of multifunctional fitness all-in-one machines, in particular to a motor torque parallel structure. Background Art
[0002] Existing multifunctional fitness machines all use a single motor as a power source. If the power needs to be increased, a larger torque motor or a reducer needs to be selected. The utility model provides a small-power motor torque parallel structure, which can solve the problem of increasing torque with a small-power motor. Utility Model Content
[0003] The main purpose of the utility model is to provide a motor torque parallel structure so as to effectively solve the problems raised in the background technology.
[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a motor torque parallel structure, including a bracket, a motor fixing plate, a motor, a pulley, a belt, a drum, a pull rope, and a tensioner; the bracket is a rectangular frame structure, the motor fixing plate is fixed on the bracket, a multi-groove pulley coaxial with the drum is provided on the drum, the pull rope is wound around the drum, the drum is rotatably fixed in the middle position of the motor fixing plate, a plurality of motors are fixed around the drum on the motor fixing plate, a pulley is fixedly provided outside each motor housing, and each pulley is connected to the multi-groove pulley provided on the drum by a belt to transmit power.
[0005] Preferably, a tensioning pulley is provided between each motor and the drum for tensioning the belt.
[0006] Preferably, all motors rotate in the same direction.
[0007] Preferably, the diameters of each pulley are the same.
[0008] Preferably, the motors are all double-shaft heads, and both ends of the motor shaft are fixed to the motor fixing plate with nuts.
[0009] The beneficial effects of the utility model are as follows: a low-power motor torque parallel structure is provided to achieve the purpose of high torque output. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] Attached Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.
[0011] Attached Figure 2 It is a three-dimensional schematic diagram of the transmission structure after some parts are hidden in the utility model.
[0012] Attached Figure 1 , 2Middle: bracket 1, motor fixing plate 2, winding reel 3, motor A4, pulley A5, belt A6, tensioner A7, pull rope 8, belt B9, tensioner B10, pulley C11, motor B12, reel 13, motor C14, multi-groove pulley 15, belt C16, pulley B17. DETAILED DESCRIPTION
[0013] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0014] Example 1
[0015] Attached Figure 1 , 2 As shown, a motor torque parallel structure includes a bracket, a motor fixing plate, a motor, a pulley, a belt, a drum, a pull rope, and a tensioner; the bracket 1 is a rectangular frame structure, the motor fixing plate 2 is fixed on the bracket 1, a multi-groove pulley 15 coaxial with the drum 13 is provided, the pull rope 8 is wound on the winding drum 3 of the drum 13, the drum 13 is rotatably fixed in the middle position of the motor fixing plate 2, the motor A4, the motor B12, and the motor C14 are fixed around the drum 13 on the motor fixing plate 2, the motor A4, the motor B12, and the motor C14 are respectively fixed with pulleys A5, B17, and C11 outside the motor housings, the pulleys are respectively connected to the multi-groove pulley 15 with belts A6, B9, and C16, the belt A6 is tensioned with the tensioner A7, and the belts B9 and C16 are tensioned with the tensioner B10. The pulleys A5, B17, and C11 have the same diameter.
[0016] When in use, all motors rotate in the same direction, and the motor torque is superimposed on the multi-groove pulley 15 on the reel 13, so that the torque of the winding reel 3 coaxial therewith is equal to the sum of the output torques of motor A4, motor B12, and motor C14, thereby achieving the purpose of increasing the torque of the winding reel 3.
[0017] A small-power motor torque parallel structure is provided to achieve the purpose of large torque output.
[0018] 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 motor torque parallel structure, characterized in that: It includes a bracket, a motor fixing plate, a motor, a pulley, a belt, a drum, a pull rope, and a tensioning wheel; the bracket is a rectangular frame structure, the motor fixing plate is fixed on the bracket, a multi-groove pulley coaxial with the drum is arranged, the pull rope is wound around the drum, the drum is rotatably fixed in the middle position of the motor fixing plate, a plurality of motors are fixed around the drum on the motor fixing plate, a pulley is fixed outside each motor housing, and each pulley is connected to the multi-groove pulley arranged on the drum by a belt to transmit power.
2. The motor torque parallel structure according to claim 1, characterized in that: A tensioning wheel is provided between each motor and the drum for tensioning the belt.
3. The motor torque parallel structure according to claim 1, characterized in that: All motors rotate in the same direction.
4. The motor torque parallel structure according to claim 1, characterized in that: The diameters of each pulley are the same.
5. The motor torque parallel structure according to claim 1, characterized in that: The motors are all double-shaft heads, and both ends of the motor shafts are fixed to the motor fixing plates with nuts.