CN212717825U

CN212717825U - Multi-motor transmission equipment

Info

Publication number: CN212717825U
Application number: CN202021061416.1U
Authority: CN
Inventors: 童善方; 童立浩天
Original assignee: Zhejiang Yuanchuang Pu Beitelman Technology Co ltd
Current assignee: Zhejiang Yuanchuang Pu Beitelman Technology Co ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-03-16
Anticipated expiration: 2030-06-09

Abstract

The utility model discloses a many motor transmission, include: a driving wheel; the motors are arranged around the central axis of the driving wheel and are arranged on the inner side or the outer side of the driving wheel, and each motor is in transmission connection with the driving wheel through a gear structure respectively and is used for driving the driving wheel to rotate together; and each releasing mechanism comprises a base and a driving mechanism, each motor is movably arranged on the base, and the functional output end of each driving mechanism is connected with the corresponding motor respectively and used for driving the motors to move and separate from the transmission assembly state of the driving wheels. The technical scheme can correspondingly operate the motors with proper quantity according to the output torque force and the power demand, and the redundant motors are separated through the separating mechanism, so that the energy can be effectively saved, a plurality of small-power motors are synchronously operated to replace a single large motor, the operation state of each small-power motor can be independently controlled, the energy consumption can be greatly reduced, and the maintenance is very convenient.

Description

Multi-motor transmission equipment

Technical Field

The utility model relates to a motor drive technical field especially relates to a many motor drive equipment.

Background

The motor transmission is widely applied to various mechanical devices, usually, a single motor is adapted to a coupling or a transmission mechanism and connected to an operation device, for some operation devices with larger torque and power requirements, a motor with larger output is required, and correspondingly, the motor with larger output usually has larger volume. When the working equipment is in an idle state or other states with smaller output requirements, the motor still runs under high load, and the problem of energy waste is caused. Meanwhile, for example, the torque requirement of a cement roller on an engineering truck is very different between a full load state and an idle load state, the volume and the output power of a single correspondingly used motor are also very large, and the waste problem of torque output and power input is obviously caused in the idle load state.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, a multi-motor transmission apparatus is provided to effectively save energy by operating a proper number of motors according to the output torque and power requirements and releasing the redundant motors from the transmission assembly state through a releasing mechanism, so as to overcome the above technical defects.

The specific technical scheme is as follows:

a multi-motor transmission device comprising:

a driving wheel;

the motors are arranged around the central axis of the driving wheel and are arranged on the inner side or the outer side of the driving wheel, and each motor is in transmission connection with the driving wheel through a gear structure respectively and is used for driving the driving wheel to rotate together;

and each releasing mechanism comprises a base and a driving mechanism, each motor is movably arranged on the base, and the functional output end of each driving mechanism is connected with the corresponding motor respectively and used for driving the motors to move and separate from the transmission assembly state of the driving wheels.

Preferably, the outer circumference of the driving wheel is annularly provided with an outer tooth groove, the motors are arranged outside the driving wheel in a surrounding manner, and the output shaft of each motor is respectively sleeved with a transmission gear meshed with the outer tooth groove.

Preferably, the device further comprises an external frame arranged outside the transmission wheel, and the base of the releasing mechanism and the driving mechanism are fixedly arranged on the external frame.

Preferably, the driving mechanism is an electric push rod, a cylinder body of the electric push rod is fixedly arranged on the external frame, and the output rod is fixedly connected with the outer shell of the motor.

Preferably, the inner circumferential wall of the driving wheel is annularly provided with an inner tooth groove, the motors are arranged in the driving wheel in a surrounding manner, and the output shaft of each motor is respectively sleeved with a transmission gear meshed with the inner tooth groove.

Preferably, an inner supporting tube is axially arranged in the driving wheel, and the base of the releasing mechanism and the driving mechanism are fixedly arranged on the inner supporting tube.

Preferably, in each motor and the corresponding releasing mechanism, at least one sliding groove is further arranged on the base, the motor is provided with support legs with the same number as the sliding grooves, and each support leg is respectively clamped in one sliding groove and can move along the sliding groove.

The beneficial effects of the above technical scheme are that:

the multi-motor transmission equipment comprises a transmission wheel, a plurality of motors and a releasing mechanism, the motors with proper number can be correspondingly operated according to the torque force output by the transmission wheel and the power requirement, the redundant motors are released from the transmission assembly state through the releasing mechanism, energy can be effectively saved, a plurality of small-power motors are synchronously operated to replace a single large motor, the operation state of each small-power motor can be independently controlled, the energy consumption can be greatly reduced, and the maintenance is very convenient.

Drawings

Fig. 1 is a perspective view of a first embodiment of the multi-motor transmission device of the present invention;

FIG. 2 is a front view of a first embodiment of the multi-motor transmission apparatus of the present invention;

FIG. 3 is a perspective view of the multi-motor transmission apparatus of the present invention with the external frame omitted;

fig. 4 is a perspective view of the motor assembly and the releasing mechanism in the first embodiment of the multi-motor transmission device of the present invention;

fig. 5 is a perspective view of a second embodiment of the multi-motor transmission device of the present invention;

fig. 6 is a side sectional view of a second embodiment of the multi-motor transmission of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and effects of the present invention easy to understand, the following embodiments are specifically illustrated in conjunction with the accompanying drawings.

In the first embodiment, the first step is,

referring to fig. 1 to 4, the multi-motor transmission apparatus provided in the present embodiment includes:

a transmission wheel 1;

the motors 2 are arranged around the central axis of the transmission wheel 1 and are arranged on the inner side or the outer side of the transmission wheel 1, each motor 2 is in transmission connection with the transmission wheel 1 through a gear structure, and all the motors 2 synchronously rotate to drive the transmission wheel 1 to rotate together;

the quantity of the releasing mechanisms 3 is equal to that of the motors 2, each releasing mechanism 3 comprises a base 32 and a driving mechanism 31, each motor 2 is movably arranged on the base 32, and the functional output end of each driving mechanism 31 is connected with the corresponding motor 2 respectively and used for driving the motors 2 to move and separate from the transmission assembly state of the driving wheels 1.

Based on the technical scheme, the multi-motor transmission equipment comprises a transmission wheel 1, a plurality of motors 2 and a releasing mechanism 3, the motors 2 with proper number can be correspondingly operated according to the torque force and the power requirement output by the transmission wheel 1, the redundant motors 2 are released from the transmission assembly state through the releasing mechanism 3, energy can be effectively saved, a plurality of small-power motors are synchronously operated to replace a single large motor, the operation state of each small-power motor can be independently controlled, energy loss can be greatly reduced, and the maintenance is very convenient.

In a preferred embodiment, as shown in fig. 1 to 3 in particular, the outer circumference of the transmission wheel 1 is annularly provided with outer tooth grooves 5, the motors 2 are arranged around the outside of the transmission wheel 1, and the output shaft of each motor 2 is sleeved with a transmission gear 4 engaged with the outer tooth grooves 5 respectively, so as to realize the transmission effect. Further, as shown in fig. 4, the multi-motor transmission apparatus further includes an outer frame 6 disposed outside the transmission wheel 1, and the base 32 and the driving mechanism 31 of the disengaging mechanism 3 are both fixed to the outer frame 6.

As a further preferred embodiment, the driving mechanism 31 is an electric push rod, a cylinder of the electric push rod is fixedly mounted on the outer frame 6, and the output rod is fixedly connected to the outer shell of the motor 2, which may be fixed by welding or fastening members. Furthermore, in each motor 2 and the corresponding releasing mechanism 3, at least one sliding groove 33 is further arranged on the base 32, the motor 2 has the supporting legs 21 with the same number as the sliding grooves 33, and each supporting leg 21 is respectively clamped in one sliding groove 33 and can move along the sliding groove 33, so as to achieve the purpose of guiding. In addition, the disengagement mode of the motor 2 and the gear can also be realized by adopting a turning mode, for example, the motor is mounted on a substrate hinged on one side, the substrate is turned by an electric push rod, and the disengagement transmission assembly can also be realized by synchronously turning the motor and the gear, but not limited to this. Meanwhile, the releasing direction of the motor 2 and the gear can be along the radial direction of the driving wheel 1, and can also be a horizontal or vertical direction, and the releasing direction can be realized by changing the integral structure of the external frame 6 and the installation inclination angle of the electric push rod, but not limited to this.

In a specific application, all the motors 2 and all the electric push rods are electrically connected to an external control box through wires respectively, so as to independently control the operation states of the motors 2 and the electric push rods respectively and ensure that each motor 2 rotates synchronously. The motor 2 and the gear are in a meshed or non-meshed state with the outer tooth grooves 5 of the driving wheel 1 through the action of the electric push rod, the driving wheel 1 is driven to rotate synchronously by the multiple motors 2 to achieve the driving purpose, and the axis of the driving wheel 1 can penetrate through an output shaft and is connected with an external output mechanism or a generator 2 set and the like through a coupler so as to provide the function of outputting outwards. Further, in the present embodiment, the number of the motors 2 is six which are uniformly arranged around the transmission wheel 1, but it is obvious that two or four or seven or eight or more may be possible, and is not limited thereto.

In the second embodiment, the first embodiment of the method,

referring to fig. 5 and 6, the multi-motor transmission device provided in this embodiment is substantially the same as the first embodiment, except that in this embodiment, an internal tooth space 7 is annularly arranged on the inner circumferential wall of the transmission wheel 1, the motors 2 are circumferentially arranged inside the transmission wheel 1, and the output shaft of each motor 2 is respectively sleeved with a transmission gear 4 engaged with the internal tooth space 7 to achieve the transmission effect. Further, an inner supporting tube 8 is axially arranged in the driving wheel 1, and a base 32 and a driving mechanism 31 of the releasing mechanism 3 are fixedly arranged on the inner supporting tube 8. In the present embodiment, the structure of the releasing mechanism 3, the motor 2 and the transmission gear 4 is the same as that in the first embodiment, and therefore, the detailed description is omitted.

The foregoing is only a preferred embodiment of the present invention, which is illustrative, not limiting. Those skilled in the art will appreciate that many variations, modifications, and equivalents may be made thereto without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A multi-motor transmission apparatus, comprising:

a transmission wheel (1);

the motors (2) are arranged around the central axis of the transmission wheel (1) and are arranged on the inner side or the outer side of the transmission wheel (1), and each motor (2) is in transmission connection with the transmission wheel (1) through a gear structure and is used for driving the transmission wheel (1) to rotate together;

the number of the releasing mechanisms (3) is equal to that of the motors (2), each releasing mechanism (3) comprises a base (32) and a driving mechanism (31), each motor (2) is movably mounted on the base (32), and the functional output end of each driving mechanism (31) is connected with the corresponding motor (2) respectively and used for driving the motors (2) to move and separate from the transmission assembly state of the driving wheels (1).

2. A multi-motor transmission device according to claim 1, wherein an outer tooth space (5) is annularly arranged on the outer periphery of the transmission wheel (1), the motors (2) are arranged around the outside of the transmission wheel (1), and the output shaft of each motor (2) is respectively sleeved with a transmission gear (4) engaged with the outer tooth space (5).

3. The multi-motor transmission device according to claim 2, further comprising an outer frame (6) disposed outside the transmission wheel (1), wherein the base (32) and the driving mechanism (31) of the disengagement mechanism (3) are both fixed to the outer frame (6).

4. A multi-motor transmission according to claim 3, wherein said driving mechanism (31) is an electric push rod, the cylinder of which is fixed to said outer frame (6) and the output rod is fixed to the outer casing of said motor (2).

5. The multi-motor transmission device as claimed in claim 1, wherein an inner tooth groove (7) is annularly arranged on the inner circumferential wall of the transmission wheel (1), the motors (2) are annularly arranged inside the transmission wheel (1), and the output shaft of each motor (2) is respectively sleeved with a transmission gear (4) meshed with the inner tooth groove (7).

6. The multi-motor transmission device according to claim 5, wherein an inner support tube (8) is axially arranged in the transmission wheel (1), and the base (32) of the disengaging mechanism (3) and the driving mechanism (31) are fixedly arranged on the inner support tube (8).

7. The multi-motor transmission device as claimed in claim 2 or 5, wherein in each motor (2) and the corresponding disengagement mechanism (3), at least one sliding groove (33) is further arranged on the base (32), the motor (2) has a number of legs (21) equal to the number of the sliding grooves (33), and each leg (21) is respectively held in one of the sliding grooves (33) and can move along the sliding groove (33).