CN217282564U

CN217282564U - Micro motor with anti-blocking mechanism

Info

Publication number: CN217282564U
Application number: CN202220975844.8U
Authority: CN
Inventors: 李文渊; 谢胜; 朱周德; 刘强生
Original assignee: Shenzhen Daoxian Technology Co ltd
Current assignee: Shenzhen Daoxian Technology Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-08-23
Anticipated expiration: 2032-04-25

Abstract

The utility model relates to the technical field of motors, and discloses a micro motor with an anti-blocking mechanism, which comprises a motor, wherein the motor is connected with a reduction gearbox, one side of the reduction gearbox, which is away from the motor, is provided with a transmission mechanism, the outside of the transmission mechanism is provided with a buffer mechanism, the outside of the transmission mechanism is connected with a limiting mechanism, and one side of the motor, which is away from the reduction gearbox, is fixedly connected with a hanging ring; when the motor is used, the motor does work, the reduction gearbox converts torque and drives the transmission mechanism to operate, the limiting mechanism can extrude the limiting buffer mechanism and the transmission mechanism, so that the normal operation of the transmission mechanism can be ensured, and when the operation of the transmission mechanism is hindered, the buffer mechanism can achieve the buffering effect, so that the overload load borne by the operation of the transmission mechanism is overcome, and the motor, the reduction gearbox and the transmission mechanism are protected from being damaged.

Description

Micro motor with anti-blocking mechanism

Technical Field

Each embodiment of this application belongs to the technical field of motor, especially relates to a miniature motor of stifled mechanism is prevented in area.

Background

The motor is an electric motor and an engine; the working principle is that a starter rotor is driven to rotate by the forced rotation of an electrified coil in a magnetic field, and a pinion on the rotor drives an engine flywheel to rotate.

The miniature servo coding-free motor is provided with a reduction gearbox, and has the advantages of speed and acting, in general, a driving gear is fixed on a motor spindle, the spindle rotates left and right under the action of the motor to drive a driven gear to rotate without limit, but the motor does not have a code and a control switch, and under the condition of no timely braking, the driven gear and the driving gear are easily blocked when colliding with an obstacle, so that the motor is heated and burned out due to long-time uninterrupted operation, and the tooth shape is deformed and abraded.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a take anti-blocking mechanism micro motor possesses the driving gear and receives the interference under the acting, driving gear and motor spindle separation, the advantage of protecting gear profile of tooth and motor has been solved motor self and has not taken code and control switch, under the situation that does not have timely brake, driven gear and driving gear hinder when hitting the barrier very easily, the operation of not cutting off the power supply for a long time like this can lead to the motor to generate heat and burn out, the problem of profile of tooth deformation and wearing and tearing.

In order to solve the technical problem, the technical scheme of the micro motor with the anti-blocking mechanism provided by the embodiment of the application is as follows:

the embodiment of the application discloses area prevents stifled mechanism micromotor, including the motor, the motor is connected with the reducing gear box, and one side that the motor was kept away from to the reducing gear box is provided with drive mechanism, and drive mechanism's externally mounted has buffer gear, and drive mechanism's externally connected has the limiting mechanism, and one side fixedly connected with link that the reducing gear box was kept away from to the motor.

In a preferred embodiment of any one of the above schemes, the transmission mechanism includes a main shaft and a threaded rod, the main shaft is fixedly installed on one side of the reduction gearbox far away from the motor, and the threaded rod is fixedly connected to one end of the main shaft far away from the reduction gearbox.

In an embodiment preferable in any of the above schemes, the transmission mechanism further includes a driving gear and a collar, the driving gear is sleeved outside the main shaft, and the collar is provided on a side of the driving gear away from the reduction box.

In a preferred embodiment of any one of the above schemes, the buffer mechanism includes a first copper gasket, a wave-shaped spring piece, and a second copper gasket, the first copper gasket is sleeved outside the main shaft, the wave-shaped spring piece is sleeved outside the main shaft, and the second copper gasket is sleeved outside the threaded rod.

In a preferred embodiment of any of the above solutions, the first copper gasket is disposed on an inner side of the collar.

In a preferred embodiment of any of the above schemes, the distances between the first copper gasket, the wave-shaped spring piece and the second copper gasket and the reduction gearbox are respectively the first copper gasket, the wave-shaped spring piece and the second copper gasket from near to far.

In a preferred embodiment of any of the above solutions, the second copper washer is not located outside the threaded rod.

In a preferred embodiment of any of the above aspects, the limiting mechanism comprises a nut that is threaded onto the exterior of the threaded rod.

In a preferred embodiment of any of the above schemes, the limiting mechanism further includes a screw hole and a clamping block, the screw hole is formed in a side surface of the nut, and the clamping block is inserted into an inner side of the screw hole.

In a preferred embodiment of any of the above solutions, the side of the nut is of flat multi-faceted design.

Compared with the prior art, the miniature motor with the anti-blocking mechanism, disclosed by the embodiment of the application, has the advantages that when the miniature motor is used, the motor does work, the reduction gearbox converts torque, the driving mechanism is driven to operate, the limiting mechanism can extrude the limiting buffer mechanism and the driving mechanism, the normal operation of the driving mechanism can be ensured, when the driving mechanism is blocked in operation, the buffer mechanism can achieve the buffering effect, the overload load borne by the driving mechanism in operation is further overcome, and the motor, the reduction gearbox and the driving mechanism are protected from being damaged.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or components, it being understood by those skilled in the art that the drawings are not necessarily drawn to scale and wherein:

fig. 1 is a schematic view of an explosion structure of a micro motor with an anti-blocking mechanism according to an embodiment of the present application.

Fig. 2 is a schematic view of a partial cross-sectional structure of a micro motor with an anti-blocking mechanism according to an embodiment of the present application.

Fig. 3 is a schematic structural view of a micro motor with an anti-blocking mechanism shown in fig. 2 according to an embodiment of the present application.

Reference numerals:

1. a motor; 2. a reduction gearbox; 3. a transmission mechanism; 31. a main shaft; 32. a threaded rod; 33. a driving gear; 34. a collar; 4. a buffer mechanism; 41. a first copper gasket; 42. a wave-shaped spring piece; 43. a second copper gasket; 5. a limiting mechanism; 51. a nut; 52. a screw hole; 53. a clamping block; 6. and (5) hanging a ring.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It should be apparent that the described embodiments are merely one example of a component of the present application and not an all component embodiment. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The following embodiments of the present application will describe the scheme of the present application in detail by taking a micro motor with an anti-blocking mechanism as an example, but the scope of protection of the present application is not limited by the embodiments.

Examples

As shown in fig. 1 to 3, the embodiment of the application provides a micro motor with an anti-blocking mechanism, which comprises a motor 1, wherein the motor 1 is connected with a reduction gearbox 2, one side of the reduction gearbox 2, which is away from the motor 1, is provided with a transmission mechanism 3, the outside of the transmission mechanism 3 is provided with a buffer mechanism 4, the outside of the transmission mechanism 3 is connected with a limiting mechanism 5, and one side of the motor 1, which is away from the reduction gearbox 2, is fixedly connected with a hanging ring 6.

The transmission mechanism 3 comprises a main shaft 31, a threaded rod 32, a driving gear 33 and a clamping ring 34, the main shaft 31 is fixedly arranged on one side of the reduction gearbox 2 far away from the motor 1, the threaded rod 32 is fixedly connected to one end of the main shaft 31 far away from the reduction gearbox 2, the driving gear 33 is sleeved outside the main shaft 31, and the clamping ring 34 is arranged on one side of the driving gear 33 far away from the reduction gearbox 2; through setting up rand 34 for the inboard of driving gear 33 forms the step, just so can reduce the length space of main shaft 31, and other structures have bigger installation space, and then shorten the length of whole device, make this motor application scope bigger.

As shown in fig. 1 to 3, the buffer mechanism 4 includes a first copper gasket 41, a wave-shaped spring leaf 42, and a second copper gasket 43, the first copper gasket 41 is sleeved outside the main shaft 31, the wave-shaped spring leaf 42 is sleeved outside the main shaft 31, and the second copper gasket 43 is sleeved outside the threaded rod 32; copper shim one 41 is disposed on the inside of collar 34.

The distances between the first copper gasket 41, the wave-shaped spring piece 42 and the second copper gasket 43 and the reduction gearbox 2 are respectively the first copper gasket 41, the wave-shaped spring piece 42 and the second copper gasket 43 from near to far, and the second copper gasket 43 is not positioned on the outer side of the threaded rod 32; the first copper gasket 41 and the second copper gasket 43 are made of special materials with good wear resistance.

As shown in fig. 1 to 3, the limiting mechanism 5 includes a nut 51, a screw hole 52, and a locking block 53, the nut 51 is screwed to the outside of the threaded rod 32, the screw hole 52 is opened on the side surface of the nut 51, and the locking block 53 is inserted into the screw hole 52.

The side of the nut 51 adopts a flat multi-face design; when assembling, the driving gear 33, the first copper gasket 41, the wave spring piece 42 and the second copper gasket 43 are sequentially sleeved outside the main shaft 31, then the nut 51 is screwed outside the threaded rod 32, the driving gear 33 is pressed by the nut 51, and the fixture block 53 is inserted into the inner side of the screw hole 52; when the motor 1 works, the reduction gearbox 2 converts torque and drives the main shaft 31 to rotate, the nut 51 extrudes the driving gear 33, so that the copper gasket II 43, the waveform spring piece 42, the copper gasket I41, the driving gear 33 and the main shaft 31 are attached, the rotation of the main shaft 31 drives the threaded rod 32, the driving gear 33, the buffer mechanism 4 and the limiting mechanism 5 to rotate under the extrusion limiting action of the nut 51, when the driving gear 33 or a driven gear meshed with the outside of the driving gear 33 is blocked, the driving gear 33 extrudes the copper gasket I41 to do work, the waveform spring piece 42 is deformed by the extrusion work of the copper gasket I41 to achieve the buffering effect, the overload load born by the rotation of the driving gear 33 is overcome, the driving gear 33 is sleeved outside the main shaft 31, and when the driving gear 33 is blocked, the driving gear 33 can be separated from the main shaft 31 to slip, or the driving gear 33 can be loosened from the driven gear when the driven gear meshed with the outside of the driving gear 33 is blocked, so that the driving gear 33 is effectively separated from the main shaft 31 after being interfered without mutual interference, and the motor 1, the reduction gearbox 2 and the driving gear 33 are protected from being damaged; because the first copper gasket 41 and the second copper gasket 43 are made of special materials with good wear resistance, the first copper gasket 41 and the second copper gasket 43 are prevented from being thinned after being stressed, and the force of positive pressure is changed; the flat design in side of nut 51 makes things convenient for the handicraft to snatch, designs screw 52 in the side in addition, prevents that long-time motor 1 and reducing gear box 2 do work and vibrate the situation that leads to driving gear 33 to appear taking off, and then realizes the effect of double-deck protection.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments can be modified, or technical features of components or all components thereof can be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The utility model provides a miniature motor of mechanism is prevented stifled in area, includes motor (1), its characterized in that: the motor (1) is connected with the reduction gearbox (2), one side of the reduction gearbox (2) far away from the motor (1) is provided with a transmission mechanism (3), a buffer mechanism (4) is mounted outside the transmission mechanism (3), and a limiting mechanism (5) is connected outside the transmission mechanism (3).

2. The micro motor with the anti-blocking mechanism according to claim 1, characterized in that: drive mechanism (3) include main shaft (31), threaded rod (32), and main shaft (31) fixed mounting is in reducing gear box (2) one side of keeping away from motor (1), and threaded rod (32) fixed connection is in main shaft (31) one end of keeping away from reducing gear box (2).

3. The micro motor with the anti-blocking mechanism according to claim 2, characterized in that: the transmission mechanism (3) further comprises a driving gear (33) and a clamping ring (34), the driving gear (33) is sleeved outside the main shaft (31), and the clamping ring (34) is arranged on one side, away from the reduction gearbox (2), of the driving gear (33).

4. The micro motor with the anti-blocking mechanism according to claim 3, characterized in that: buffer gear (4) include copper gasket one (41), wave form spring leaf (42), copper gasket two (43), and copper gasket one (41) cup joints in the outside of main shaft (31), and wave form spring leaf (42) cup joints in the outside of main shaft (31), and copper gasket two (43) cup joints in the outside of threaded rod (32).

5. The micro motor with the anti-blocking mechanism according to claim 4, characterized in that: the first copper gasket (41) is arranged on the inner side of the clamping ring (34).

6. The micro motor with the anti-blocking mechanism according to claim 5, characterized in that: the distances between the first copper gasket (41), the wave-shaped spring piece (42) and the second copper gasket (43) and the reduction gearbox (2) are respectively the first copper gasket (41), the wave-shaped spring piece (42) and the second copper gasket (43) from near to far.

7. The miniature motor with the anti-blocking mechanism as claimed in claim 6, wherein: the second copper gasket (43) is not positioned on the outer side of the threaded rod (32).

8. The micro motor with the anti-blocking mechanism according to claim 7, wherein: the limiting mechanism (5) comprises a nut (51), and the nut (51) is connected to the outer portion of the threaded rod (32) in a threaded mode.

9. The micro motor with the anti-blocking mechanism according to claim 8, wherein: the limiting mechanism (5) further comprises a screw hole (52) and a clamping block (53), the screw hole (52) is formed in the side face of the nut (51), and the clamping block (53) is inserted into the inner side of the screw hole (52).

10. The micro motor with the anti-blocking mechanism according to claim 9, wherein: one side of the motor (1) far away from the reduction gearbox (2) is connected with a hanging ring (6).