CN211557047U

CN211557047U - Motor housing capable of reducing vibration and noise

Info

Publication number: CN211557047U
Application number: CN201921576919.XU
Authority: CN
Inventors: 曹军; 周家乐
Original assignee: Suzhou Shengshi Glaze Co ltd
Current assignee: Suzhou Shengshi Glaze Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-09-22
Anticipated expiration: 2029-09-20

Abstract

The utility model relates to a motor housing of making an uproar falls in damping, include: the bottom end of the cylindrical shell is provided with a supporting base; a sound absorbing ring layer; a first vibration attenuation module, the first vibration attenuation module comprising: the support column, the support rod and the first elastic piece; and a second vibration attenuation module, the second vibration attenuation module comprising: sliding block, second elastic component and air spring. The utility model discloses in, when motor housing produced the vibration at motor work, first elastic component took place deformation and absorbs tube-shape casing horizontal direction's vibrational force, and the air spring makes the sliding block can issue relative slip with the tube-shape casing when motor vibration, and the second elastic component takes place deformation and absorbs tube-shape casing circumference's vibrational force simultaneously to reduced the vibration that the motor produced at the during operation, reduced the production of noise, inhale the sound annular layer simultaneously and be used for noise absorption, improved noise reduction.

Description

Motor housing capable of reducing vibration and noise

Technical Field

The utility model relates to a motor housing technical field, in particular to motor housing who makes an uproar falls in damping.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, and the motor is mainly used for generating driving torque and serving as a power source of electric appliances or various machines. The motor can make the air around produce the vibration thereby producing the noise under the high-speed condition of operation, and the rotor of motor is taking place the drunkenness around easy when the operation to lead to stator winding to appear not hard up, influence the normal work of motor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a motor housing who makes an uproar falls in damping has advantages such as the produced vibration of reduction motor during operation and noise.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a vibration and noise reducing motor housing comprising: the bottom end of the cylindrical shell is provided with a supporting base, and the cylindrical shell is provided with an accommodating ring groove; the sound-absorbing ring layer is assembled in the accommodating ring groove; locate the first damping subassembly of tube-shape casing both sides, first damping subassembly includes: the support column is fixedly arranged on the support base, the support rod is arranged on one side of the support column close to the cylindrical shell, and the first elastic piece is sleeved on the support rod, one end of the first elastic piece is in abutting contact with the support column, and the other end of the first elastic piece is in abutting contact with the cylindrical shell; and, locate the second damping subassembly on support column top, the second damping subassembly includes: the sliding type air spring comprises a sliding block assembled on the outer wall of the cylindrical shell in a sliding mode, a second elastic piece with one end in abutting contact with the outer wall of the cylindrical shell and the other end in abutting contact with the sliding block, and an air spring with one end hinged to the sliding block and the other end hinged to the top end of the supporting column.

Realize above-mentioned technical scheme, when motor housing produced the vibration at motor work, first elastic component took place deformation and absorbs tube-shape casing horizontal direction's vibrational force, and the air spring makes the sliding block can issue relative slip with the tube-shape casing when motor vibration, and the second elastic component takes place deformation and absorbs tube-shape casing circumference's vibrational force simultaneously to reduced the vibration that the motor produced at the during operation, reduced the production of noise, the sound ring layer of inhaling simultaneously is used for noise absorption, has improved noise reduction.

As an optimized scheme of the utility model, tube-shape casing bottom both sides are equipped with the lug, seted up on the lug with the sliding hole of bracing piece looks adaptation, bracing piece one end is located in the sliding hole just first elastic component with the lug supports the pressure contact.

According to the technical scheme, the first elastic piece is in abutting contact with the plane, and can be stably deformed to absorb vibration force.

As a preferred scheme of the utility model, the sliding hole diameter is greater than the bracing piece diameter, the sliding hole endotheca is equipped with the elasticity circle, the elasticity circle internal diameter with the bracing piece diameter is the same.

By the technical scheme, when the cylindrical shell shakes, the vertical vibration force can be absorbed.

As a preferred scheme of the utility model, the sliding tray has been seted up on the tube-shape casing outer wall, the sliding block slidingtype assemble in the sliding tray.

As an optimized scheme of the utility model, the second elastic component is followed sliding tray axis symmetry is provided with a plurality ofly.

Realize above-mentioned technical scheme, the sliding block can slide in the sliding tray when the motor takes place the circumference vibration, absorbs the vibrational force better through the second elastic component that the symmetry set up, makes the slip of sliding block more stable.

As an optimized scheme of the utility model, inhale and evenly seted up a plurality of heat dissipation channels along circumference and axis direction on the sound ring layer.

By the technical scheme, the heat dissipation performance of the motor is guaranteed, and the sound absorption ring layer is prevented from influencing the heat dissipation effect.

As an optimized scheme of the utility model, the heat dissipation channel is the crookedness.

According to the technical scheme, when the air passes through the heat dissipation channel, the sound absorption ring layer fully absorbs noise, and the noise reduction effect is improved.

To sum up, the utility model discloses following beneficial effect has: when the motor shell vibrates in the working process of the motor, the first elastic piece deforms to absorb the vibration force in the horizontal direction of the cylindrical shell, the air spring enables the sliding block to release relative sliding with the cylindrical shell when the motor vibrates, and meanwhile the second elastic piece deforms to absorb the vibration force in the circumferential direction of the cylindrical shell, so that the vibration of the motor in the working process is reduced, the noise is reduced, and meanwhile, the sound absorbing ring layer is used for absorbing the noise, and the noise reduction effect is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is a cross-sectional view of an embodiment of the present invention.

Fig. 3 is a cross-sectional view of the sound absorbing ring layer according to the embodiment of the present invention.

The corresponding part names indicated by the numbers and letters in the drawings:

1. a cylindrical housing; 2. a support base; 3. an accommodating ring groove; 4. a sound absorbing ring layer; 5. a support pillar; 6. a support bar; 7. a first elastic member; 8. a slider; 9. a second elastic member; 10. a gas spring; 11. a bump; 12. a slide hole; 13. an elastic ring; 14. a sliding groove; 15. and a heat dissipation channel.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

As shown in fig. 1, the utility model provides a motor housing who makes an uproar falls in damping, include: tube-shape casing 1, inhale sound annular layer 4, first damping subassembly and second damping subassembly, 1 bottom of tube-shape casing is equipped with support base 2, makes things convenient for the installation and the fixing of motor, has seted up holding annular 3 on the tube-shape casing 1, inhales sound annular layer 4 and assembles in holding annular 3.

1 both sides of tube-shape casing are located to first damping subassembly, and first damping subassembly includes: support column 5, bracing piece 6 and first elastic component 7, support column 5 set firmly in support base 2, bracing piece 6 are located support column 5 and are close to tube-shape casing 1 one side, and first elastic component 7 cover is located on bracing piece 6, one end and support column 5 support the pressure contact and the other end supports the pressure contact in tube-shape casing 1.

As shown in fig. 2, two sides of the bottom end of the cylindrical housing 1 are provided with bumps 11, the bumps 11 are provided with sliding holes 12 adapted to the support rod 6, one end of the support rod 6 is located in the sliding hole 12, and the first elastic member 7 is in contact with the bumps 11 in a pressing manner, so that the first elastic member 7 is in contact with the plane in a pressing manner, and can be stably deformed to absorb the vibration force, the diameter of the sliding hole 12 is larger than that of the support rod 6, an elastic ring 13 is sleeved in the sliding hole 12, and the inner diameter of the elastic ring 13 is the same as that of the support rod 6, so that when the cylindrical housing 1 shakes, the cylindrical housing is beneficial to absorbing.

The second vibration damping assembly includes: sliding block 8, second elastic component 9, and air spring 10, sliding tray 14 has been seted up on the 1 outer wall of tube-shape casing, sliding block 8 slidingtype assembles in sliding tray 14, second elastic component 9, one end is supported and is pressed contact in sliding tray 14 lateral wall and other end and is supported and press contact in sliding block 8, air spring 10 one end articulates in sliding block 8 and the other end articulates in support column 5 top, second elastic component 9 is provided with a plurality ofly along 14 axis symmetries of sliding tray, sliding block 8 can slide in sliding tray 14 when the motor takes place the circumference vibration, second elastic component 9 through the symmetry setting absorbs the vibrational force better, make sliding block 8's slip more stable.

Further, as shown in fig. 3, a plurality of heat dissipation channels 15 are uniformly formed in the sound absorption ring layer 4 along the circumferential direction and the axial direction, so that the heat dissipation performance of the motor is ensured, the sound absorption ring layer 4 is prevented from influencing the heat dissipation effect, the heat dissipation channels 15 are curved, and when gas passes through the heat dissipation channels 15, the sound absorption ring layer 4 fully absorbs noise, and the noise reduction effect is improved.

The embodiment of the utility model provides an in, when motor housing produced the vibration at motor work, first elastic component 7 took place deformation and absorbs the vibrational force of 1 horizontal direction of tube-shape casing, air spring 10 makes sliding block 8 can issue relative slip with tube-shape casing 1 when motor vibration, the vibrational force of 1 circumference of tube-shape casing is absorbed in deformation takes place for second elastic component 9 simultaneously, thereby reduced the vibration that the motor produced at the during operation, the production of noise has been reduced, inhale sound annular layer 4 simultaneously and be used for noise absorption, the noise reduction effect has been improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A vibration and noise reduction motor housing, comprising:

the bottom end of the cylindrical shell is provided with a supporting base, and the cylindrical shell is provided with an accommodating ring groove;

the sound-absorbing ring layer is assembled in the accommodating ring groove;

locate the first damping subassembly of tube-shape casing both sides, first damping subassembly includes: the support column is fixedly arranged on the support base, the support rod is arranged on one side of the support column close to the cylindrical shell, and the first elastic piece is sleeved on the support rod, one end of the first elastic piece is in abutting contact with the support column, and the other end of the first elastic piece is in abutting contact with the cylindrical shell; and the number of the first and second groups,

locate the second damping subassembly on support column top, second damping subassembly includes: the sliding block is assembled on the outer wall of the cylindrical shell in a sliding mode, the second elastic piece is in abutting contact with the outer wall of the cylindrical shell in a pressing mode, one end of the second elastic piece is in abutting contact with the sliding block in a pressing mode, and the other end of the second elastic piece is in abutting contact with the sliding block in a pressing mode;

the two sides of the bottom end of the cylindrical shell are provided with convex blocks, sliding holes matched with the supporting rods are formed in the convex blocks, one end of each supporting rod is located in each sliding hole, and the first elastic piece is in abutting contact with the convex blocks.

2. The vibration and noise reducing motor housing as claimed in claim 1, wherein the diameter of the sliding hole is larger than that of the supporting rod, an elastic ring is sleeved in the sliding hole, and the inner diameter of the elastic ring is the same as that of the supporting rod.

3. The vibration and noise reducing motor casing as claimed in claim 1, wherein a sliding groove is formed on an outer wall of the cylindrical casing, and the sliding block is slidably fitted in the sliding groove.

4. The vibration and noise reducing motor housing as claimed in claim 3, wherein the second elastic member is symmetrically disposed along the central axis of the sliding groove.

5. The motor housing of claim 1, wherein the sound-absorbing ring layer has a plurality of heat dissipation channels formed therein along the circumferential direction and the axial direction.

6. The vibration and noise reducing motor housing of claim 5, wherein the heat dissipation channel is curved.