CN212543549U

CN212543549U - Bearing noise reduction device for miniature motor

Info

Publication number: CN212543549U
Application number: CN202020907434.0U
Authority: CN
Inventors: 吕朝峰
Original assignee: Jiangsu Kaifeng Electronic Technology Co ltd
Current assignee: Jiangsu Kaifeng Electronic Technology Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-02-12
Anticipated expiration: 2030-05-26

Abstract

The utility model relates to the technical field of electric machine, and a device of making an uproar falls in bearing for miniature motor is disclosed, including the motor and install the bearing on the motor, the output of motor has the pivot through the coupling joint, the bearing is passed and outside extension in the pivot, be the dashpot of having seted up of the even equidistance of annular distribution on the annular inside wall of bearing, the spout has been seted up to the symmetry on the relative cell wall of dashpot, sliding connection has the slider in the spout, the notch and the outside extension that correspond the spout are all passed to two slider one ends in opposite directions, two slider one ends in opposite directions rotate jointly through first bearing and are connected with the bull stick, and first bearing is fixed to be established in the slider, the fixed gyro wheel that has cup jointed on the middle part pole wall of bull stick, the one end that the dashpot. The utility model discloses give running friction with the sliding friction conversion of motor shaft, cooperate spring and buffer gear simultaneously, and then reduce the noise.

Description

Bearing noise reduction device for miniature motor

Technical Field

The utility model relates to the technical field of electric machine, especially, relate to a device of making an uproar falls in bearing for miniature motor.

Background

The motor is represented by a letter M (old standard is represented by a letter D) in a circuit, the motor mainly plays a role of generating driving torque and serving as a power source of electrical appliances or various machines, the generator is represented by a letter G in a circuit, and the generator mainly plays a role of converting mechanical energy into electric energy.

In the process that the motor used, the friction can take place in the operation between rotatory pivot and the bull stick, and then produces the noise, and then influences staff's experience, for this reason, we provide a bearing for miniature motor and fall the device of making an uproar.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the traditional motor used in the prior art produced noise, and the bearing noise reduction device for miniature motor who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bearing noise reduction device for a miniature motor comprises a motor and a bearing installed on the motor, wherein the output end of the motor is connected with a rotating shaft through a coupler, the rotating shaft penetrates through the bearing and extends outwards, buffer grooves are formed in the annular inner side wall of the bearing in an annular distribution and are evenly and equidistantly distributed, sliding grooves are symmetrically formed in the opposite groove walls of the buffer grooves, sliding blocks are connected in the sliding grooves in a sliding mode, the opposite ends of the two sliding blocks penetrate through notches of the corresponding sliding grooves and extend outwards, the opposite ends of the two sliding blocks are connected with a rotating rod in a rotating mode through a first bearing, the first bearing is fixedly arranged in the sliding blocks, a roller is fixedly sleeved on the middle rod wall of the rotating rod, one end, away from the bottom of the buffer groove, of the roller penetrates through a notch of the buffer groove and extends outwards and is connected with the rotating shaft in a rotating mode, one side, the other end of the spring is fixedly connected with the groove wall of the sliding groove, and a buffer mechanism is installed between the rotating rod and the buffer groove.

Preferably, buffer gear includes the regulating plate, the regulating plate is close to the sealed sliding connection of cell wall of tank bottom with the dashpot, symmetry fixedly connected with buffer beam on the lateral wall of dashpot tank bottom is kept away from to the regulating plate, the buffer beam rotates with the bull stick through the second bearing and is connected, and the second bearing is fixed to be established in the buffer beam.

Preferably, a ball groove is formed in one end, close to the bottom of the sliding groove, of the sliding block, a ball is connected in the ball groove in a rolling mode, and one end, far away from the bottom of the ball groove, of the ball penetrates through a notch of the ball groove and extends outwards and is connected with the bottom of the sliding groove in a rolling mode.

Preferably, a rubber pad is fixedly connected to the side wall of the roller.

Preferably, the motor, the rotating shaft and the bearing are coated with antirust paint.

Compared with the prior art, the utility model provides a device of making an uproar falls in bearing for miniature motor possesses following beneficial effect:

1. this device of making an uproar falls in bearing for micro motor through setting up bearing, pivot, dashpot, spout, slider, bull stick, gyro wheel and spring, and the motor rotates the in-process, and rotatory pivot turns into sliding friction into the roll connection with the gyro wheel motion, and then makes the friction of pivot can not produce great noise, along with the motion of gyro wheel, makes the slider give the spring with the noise transmission, and the spring consumes the noise, and then reduces the noise that produces.

2. This device of making an uproar falls in bearing for micro motor through setting up regulating plate and buffer beam, will transmit the noise for the gyro wheel along with the pivot, and then the gyro wheel transmits the noise for the bull stick, and the bull stick transmits the noise for the buffer beam, and the buffer beam transmits the noise for the regulating plate, and the regulating plate cooperates the dashpot effect, transmits the noise for the air of compressed in the dashpot, and then further reduces the noise.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses give running friction with the sliding friction conversion of motor shaft, cooperate spring and buffer gear simultaneously, and then noise reduction.

Drawings

Fig. 1 is a schematic structural view of a bearing noise reduction device for a micro motor according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the device comprises a motor 1, a bearing 2, a rotating shaft 3, a buffer groove 4, a sliding groove 5, a sliding block 6, a rotating rod 7, a roller 8, a spring 9, an adjusting plate 10, a buffer rod 11, a ball groove 12 and balls 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a bearing noise reduction device for a miniature motor comprises a motor 1 and a bearing 2 installed on the motor 1, wherein the output end of the motor 1 is connected with a rotating shaft 3 through a coupler, the rotating shaft 3 penetrates through the bearing 2 and extends outwards, buffer grooves 4 are uniformly distributed on the annular inner side wall of the bearing 2 in an annular manner at equal intervals, sliding grooves 5 are symmetrically arranged on the opposite groove walls of the buffer grooves 4, sliding blocks 6 are connected in the sliding grooves 5 in a sliding manner, the opposite ends of the two sliding blocks 6 penetrate through the notches of the corresponding sliding grooves 5 and extend outwards, the opposite ends of the two sliding blocks 6 are connected with a rotating rod 7 through a first bearing in a rotating manner, the first bearing is fixedly arranged in the sliding blocks 6, a roller 8 is fixedly sleeved on the middle rod wall of the rotating rod 7, one end, far away from the bottom of the buffer groove 4, of the roller 8 penetrates through the, slider 6 is close to one side fixedly connected with spring 9 of 4 tank bottoms of dashpot, the other end of spring 9 and the cell wall fixed connection of spout 5, install buffer gear jointly between bull stick 7 and the dashpot 4, motor 1 rotates the in-process, rotatory pivot 3 turns into sliding friction with the roll connection of gyro wheel 8 motion, and then make the friction of pivot 8 can not produce great noise, along with gyro wheel 8's motion after that, make slider 6 give spring 9 with the noise transmission, the spring consumes the noise, and then reduce the noise that produces.

Buffer gear includes regulating plate 10, regulating plate 10 and buffer slot 4 are close to the sealed sliding connection of cell wall of tank bottom, regulating plate 10 keeps away from on the lateral wall of 4 tank bottoms of buffer slot symmetrical fixedly connected with buffer beam 11, buffer beam 11 rotates with bull stick 7 through the second bearing and rotates and be connected, and the second bearing is fixed to be established in buffer beam 11, along with pivot 3 will give gyro wheel 8 with the noise transmission, and then gyro wheel 8 gives bull stick 7 with the noise transmission, bull stick 7 gives buffer beam 11 with the noise transmission, buffer beam 11 gives regulating plate 10 with the noise transmission, regulating plate 10 cooperation buffer slot 4 is used, give the air of compressed in the buffer slot 4 with the noise transmission, and further noise reduction.

The ball groove 12 has been seted up to the one end that slider 6 is close to 5 tank bottoms of spout, and ball 13 is connected with in the ball groove 12 roll, and ball 13 is kept away from the one end of 12 tank bottoms of ball groove and is passed ball groove 12 notches and outwards extend, and with the tank bottom roll connection of spout 5 for slider 6 moves more swiftly.

The rubber pad is fixedly connected to the side wall of the roller 8, and noise is further reduced.

The motor 1, the rotating shaft 3 and the bearing 2 are coated with antirust paint, so that the motor 1, the rotating shaft 3 and the bearing 2 are prevented from rusting.

In the utility model, in the rotation process of the motor 1, the rotating shaft 3 converts the sliding friction into rolling connection with the movement of the roller 8, so that the friction of the rotating shaft 8 can not generate larger noise, then along with the movement of the roller 8, the slider 6 transmits the noise to the spring 9, and the spring consumes the noise, thereby reducing the generated noise; along with pivot 3 will give gyro wheel 8 with the noise transmission, and then gyro wheel 8 gives bull stick 7 with the noise transmission, and bull stick 7 gives buffer beam 11 with the noise transmission, and buffer beam 11 gives regulating plate 10 with the noise transmission, and regulating plate 10 cooperates the effect of buffer slot 4, gives the air of the interior compressed of buffer slot 4 with the noise transmission, and further noise reduction.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a bearing noise reduction device for miniature motor, includes motor (1) and installs bearing (2) on motor (1), its characterized in that, there is pivot (3) at the output of motor (1) through the coupling joint, bearing (2) and outside extension are passed in pivot (3), be the even equidistance of annular distribution on the annular inside wall of bearing (2) and seted up dashpot (4), spout (5) have been seted up to the symmetry on the relative cell wall of dashpot (4), sliding connection has slider (6) in spout (5), two slider (6) opposite end all passes the notch of corresponding spout (5) and outside extension, two slider (6) opposite end rotates jointly through first bearing and is connected with bull stick (7), and first bearing is fixed to be established in slider (6), fixed cover has connect with gyro wheel (8) on the middle part pole wall of bull stick (7), the one end that buffer slot (4) tank bottom was kept away from in gyro wheel (8) passes the notch and the outside extension of buffer slot (4), and rotates with pivot (3) and be connected, one side fixedly connected with spring (9) that slider (6) are close to buffer slot (4) tank bottom, the other end of spring (9) and the cell wall fixed connection of spout (5), install buffer gear jointly between bull stick (7) and buffer slot (4).

2. The bearing noise reduction device for the micro motor as claimed in claim 1, wherein the buffering mechanism comprises an adjusting plate (10), the adjusting plate (10) is in sliding connection with the buffer groove (4) close to the groove wall of the groove bottom in a sealing manner, the adjusting plate (10) is far away from the buffer rod (11) fixedly connected to the side wall of the groove bottom of the buffer groove (4) in a symmetrical manner, the buffer rod (11) is rotatably connected with the rotating rod (7) through a second bearing, and the second bearing is fixedly arranged in the buffer rod (11).

3. The bearing noise reduction device for the micro motor as claimed in claim 1, wherein a ball groove (12) is formed at one end of the slider (6) close to the bottom of the sliding groove (5), a ball (13) is connected in the ball groove (12) in a rolling manner, and one end of the ball (13) far away from the bottom of the ball groove (12) penetrates through the notch of the ball groove (12), extends outwards and is connected with the bottom of the sliding groove (5) in a rolling manner.

4. The bearing noise reduction device for the miniature motor as recited in claim 1, wherein a rubber pad is fixedly connected to the side wall of the roller (8).

5. The bearing noise reduction device for the miniature motor as recited in claim 1, wherein the motor (1), the rotating shaft (3) and the bearing (2) are coated with rust-proof paint.