CN214674709U

CN214674709U - Low-noise motor

Info

Publication number: CN214674709U
Application number: CN202120714138.3U
Authority: CN
Inventors: 韩四新; 龚道娣
Original assignee: Yangzhou Uygur Engineering Technology Co ltd
Current assignee: Yangzhou Uygur Engineering Technology Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-11-09
Anticipated expiration: 2031-04-08

Abstract

The utility model belongs to the motor field specifically is a low noise motor, and its structure includes motor body and abatvoix, motor body outer wall fixedly connected with rubber layer, rubber layer outer wall fixedly connected with vacuum layer. The utility model discloses a vacuum layer and resonance layer have been set up, the noise that vibrations produced after the motor starts propagates through air and solid, the vacuum layer is isolated with the air propagation medium, the passing rate of noise reduction to the vacuum layer, when vibrations pass through the solid conduction, the rubber layer reduces the vibration range, resonance device through the resonance layer, utilize the spring vibrations to play the consumption effect to the vibrations of the solid propagation production of noise, the vibrations of motor have been reduced the propagation to ground, utilize the acoustical panel to carry out the shock attenuation with the vibration noise of motor connecting axle department, through the synchronous amortization to solid medium and air medium, the noise reduction effect is better, utilize the radiation plate can dispel the heat to motor body under vacuum environment, motor body overheat has been avoided and has been caused the damage.

Description

Low-noise motor

Technical Field

The utility model relates to a motor field specifically is a low noise motor.

Background

The motor is a device for converting electric energy into mechanical energy, mainly acts on generating driving torque, and serves as a power source for electrical appliances or various machines, along with the development of the society, the use demand of people for the motor is more and more large, the traditional motor can generate a large amount of noise in the use process generally, the hearing of operators is damaged for a long time, the noise needs gas, solid and liquid media in the transmission, the traditional noise reduction motor only usually performs basic solid shock absorption and vibration isolation, the shock absorption effect is poor, and therefore a low-noise motor is needed.

Disclosed via retrieval publication (publication) number CN206023455U is a low-noise motor including: the motor comprises a shell, a stator and a rotor, wherein the stator and the rotor are positioned in the shell, the shell comprises an inner shell and an outer shell positioned on the periphery of the inner shell, through holes are distributed in the inner shell, a sound absorption film made of elastic materials is arranged in any one through hole, and a sound absorption hole is formed in any one sound absorption film; a sound-absorbing cotton layer is arranged on one side of the inner shell close to the outer shell; a gap is reserved between one side of the sound absorption cotton layer, which is far away from the inner shell, and the inner circumferential surface of the outer shell.

However, the inventor finds that the technical scheme still has at least the following defects: this technical scheme does not set up the device of isolated sound transmission medium, only adsorbs sound through sound absorbing membrane and bloop, reduces the noise that the solid medium propagated, can not play fine noise cancelling effect to can not fall the vibration noise that produces motor and mechanical connection department and make an uproar, the result is low excessively.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low noise motor has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low noise motor, includes motor body and abatvoix, motor body outer wall fixedly connected with rubber layer, rubber layer outer wall fixedly connected with vacuum layer, the cotton layer of vacuum layer outer wall fixedly connected with glass, abatvoix top and bottom are fixed connection respectively in cotton layer left side top of glass and bottom, motor body output left side fixedly connected with motor connecting axle, the motor connecting axle is located the abatvoix left side, cotton layer bottom fixedly connected with resonance layer of glass, resonance layer inner chamber bottom fixedly connected with resonance device, resonance device is total five groups, cotton layer right side outer wall top fixed mounting of glass has the switch.

As an embodiment of the present invention, the resonance device includes a damping plate, the damping plate is two sets, two sets the damping plate is respectively fixedly connected to the top and the bottom of the resonance layer, two sets the spring is fixedly connected between the damping plates.

As an optimized embodiment of the utility model, the distribution of abatvoix surface equidistance has the hole of inhaling sound, the total a plurality of groups in hole of inhaling sound, every group it has the sound cotton of inhaling all to fill in the hole of inhaling sound.

As an optimized embodiment of the present invention, the top of the motor body is fixedly connected with a shock absorber.

As a preferred embodiment of the present invention, the switch and the damper are electrically connected to the motor body.

As an optimized embodiment of the present invention, the top and the bottom of the inner cavity of the vacuum layer are fixedly connected with heat radiation plates.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a vacuum layer and resonance layer have been set up, the noise that vibrations produced after the motor starts propagates through air and solid, the vacuum layer is isolated with the air propagation medium, the passing rate of noise reduction to the vacuum layer, when vibrations pass through the solid conduction, the rubber layer reduces the vibration range, resonance device through the resonance layer, utilize the spring vibrations to play the consumption effect to the vibrations of the solid propagation production of noise, the vibrations of motor have been reduced the propagation to ground, utilize the acoustical panel to carry out the shock attenuation with the vibration noise of motor connecting axle department, through the synchronous amortization to solid medium and air medium, the noise reduction effect is better, utilize the radiation plate can dispel the heat to motor body under vacuum environment, motor body overheat has been avoided and has been caused the damage.

2. The utility model discloses a set up the cotton layer of glass and rubber layer, can be on the basis of the sound is inhaled in the benefit, because the texture is softer, can play collision avoidance's effect to the motor, prolonged the life of motor.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front view of a low noise motor according to the present invention;

fig. 2 is a schematic structural view of a resonance device of a low-noise motor according to the present invention;

fig. 3 is the utility model discloses an abatvoix structure sketch map of low noise motor.

In the figure: 1. a motor body; 2. a sound-absorbing panel; 3. a rubber layer; 4. a vacuum layer; 5. a glass wool layer; 6. a motor connecting shaft; 7. a resonance layer; 8. a resonance device; 81. a damper plate; 82. a spring; 9. a switch; 10. a sound absorbing aperture; 11. sound-absorbing cotton; 12. a shock absorber; 13. a heat radiation plate.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. To the ordinary technical personnel in this field, can understand the specific meaning in the utility model of above-mentioned term with the concrete condition, the utility model provides an electrical apparatus's model is the reference only, can be through changing different models electrical apparatus that the function is the same according to the actual use condition.

Referring to fig. 1-3, the present invention provides a technical solution: a low-noise motor comprises a motor body 1 and a sound-absorbing board 2, wherein the outer wall of the motor body 1 is fixedly connected with a rubber layer 3, the outer wall of the rubber layer 3 is fixedly connected with a vacuum layer 4, the outer wall of the vacuum layer 4 is fixedly connected with a glass wool layer 5, the top and the bottom of the sound-absorbing board 2 are respectively and fixedly connected with the top and the bottom of the left side of the glass wool layer 5, the left side of the output end of the motor body 1 is fixedly connected with a motor connecting shaft 6, the motor connecting shaft 6 is positioned on the left side of the sound-absorbing board 2, the bottom of the glass wool layer 5 is fixedly connected with a resonance layer 7, the bottom of the inner cavity of the resonance layer 7 is fixedly connected with a resonance device 8, the resonance device 8 has five groups, the top of the outer wall on the right side of the glass wool layer 5 is fixedly provided with a switch 9, when the motor body 1 operates, vibration generated is isolated from air through the vacuum layer 4, and noise transmitted through air can be effectively reduced, noise through the solid medium transmission can pass through 3 transmissions in rubber layer and carry out the solid shock attenuation of second round, in the cotton layer 5 of glass was given in the remaining noise vibrations transmission after the shock attenuation, utilize the glass cotton to carry out the shock attenuation once more, the vibrations of 6 transmissions of motor connecting axle department get into the sound-absorbing hole 10 on 2 surfaces of abatvoix, the cotton 11 amortization of sound is inhaled in the utilization, the vibrations that produce by motor body 1 bottom still can transmit the noise that effectively reduces the solid medium propagation for resonance layer 7 and pass through the influence that ground formed.

In this embodiment, referring to fig. 2, the resonance device 8 includes two groups of damping plates 81, the two groups of damping plates 81 are respectively and fixedly connected to the top and the bottom of the resonance layer 7, and a spring 82 is fixedly connected between the two groups of damping plates 81, so that frequency resonance is achieved through the damping plates 81 and the spring 82, and the influence of noise transmitted by a solid medium through the ground can be effectively reduced.

Referring to fig. 3 in this embodiment, sound absorption holes 10 are equidistantly distributed on the surface of the sound absorption plate 2, the sound absorption holes 10 are divided into a plurality of groups, sound absorption cotton 11 is filled in each group of the sound absorption holes 10, and the sound absorption cotton 11 in the sound absorption holes 10 can absorb noise generated when the motor connecting shaft 6 and the machine are connected and rotate.

Referring to fig. 1 in this embodiment, a shock absorber 12 is fixedly connected to the top of the motor body 1, and the shock transmitted through the solid medium is absorbed to a certain extent by the shock absorber 12.

Referring to fig. 1 in the embodiment, the switch 9 and the damper 12 are electrically connected to the motor body 1, and the damper 12 and the motor body 1 are opened by the switch 9.

Referring to fig. 1 in this embodiment, the top and the bottom of the inner cavity of the vacuum layer 4 are both fixedly connected with heat radiation plates 13, and the heat radiation plates 13 can absorb infrared rays of high-temperature objects in a vacuum environment to realize cold radiation, so that the motor body 1 can be effectively cooled, and the absorbed temperature is dissipated outwards.

It should be noted that, the utility model relates to a low noise motor includes the part that is general standard component or the technical staff in the field knows, its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical staff, in this device idle department, with all electrical parts in the aforesaid, its control computer and the power that refers to power component, electrical part and adaptation are connected through the wire, concrete connecting means, should refer to in the following theory of operation, successively work order accomplishes electric connection between each electrical part, its detailed connecting means, for the well-known technique in the field, theory of operation and process are mainly introduced in the following, do not explain electrical control.

When a low-noise motor is used, the shock absorber 12 and the motor body 1 are opened by using the switch 9, when the motor body 1 runs, the mechanical energy converted by the motor is transmitted by using the motor connecting shaft 6, the vibration generated by the motor body 1 isolates the air through the vacuum layer 4, the noise propagated through the air can be effectively reduced, the vibration transmitted through a solid medium is absorbed to a certain degree through the shock absorber 12, the residual vibration noise is transmitted through the rubber layer 3 and is subjected to second round of solid shock absorption, the residual vibration of the noise after shock absorption is transmitted into the glass wool layer 5 and is absorbed again by using the glass wool, the vibration transmitted at the position of the motor connecting shaft 6 enters the sound absorption holes 10 on the surface of the sound absorption plate 2, the sound absorption is carried out by using the sound absorption wool 11, the vibration generated at the bottom of the motor body 1 is also transmitted to the resonance layer 7, and the frequency resonance is realized by using the shock absorption plate 81 and the spring 82, the influence that the noise that can effectively reduce the solid medium and propagate passes through ground formation, thereby heat dissipation radiation plate 13 can utilize the infrared ray of absorption high temperature object to realize the cold radiation at vacuum environment, can effectively cool down motor body 1 to outwards spill through the cotton layer 5 of glass with the absorbed temperature, the device simple structure, the operation of being convenient for, the practicality is strong.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a low noise motor, includes motor body (1) and abatvoix (2), its characterized in that: motor body (1) outer wall fixedly connected with rubber layer (3), rubber layer (3) outer wall fixedly connected with vacuum layer (4), the cotton layer of vacuum layer (4) outer wall fixedly connected with glass (5), abatvoix (2) top and bottom are fixed connection respectively in cotton layer of glass (5) left side top and bottom, motor body (1) output left side fixedly connected with motor connecting axle (6), motor connecting axle (6) are located abatvoix (2) left side, the cotton layer of glass (5) bottom fixedly connected with resonance layer (7), resonance layer (7) inner chamber bottom fixedly connected with resonance device (8), resonance device (8) total five groups, the cotton layer of glass (5) right side outer wall top fixed mounting has switch (9).

2. A low noise motor according to claim 1, wherein: the resonance device (8) comprises two groups of damping plates (81), the damping plates (81) are respectively fixedly connected to the top and the bottom of the resonance layer (7), and springs (82) are fixedly connected between the two groups of damping plates (81).

3. A low noise motor according to claim 1, wherein: the surface of the sound absorption plate (2) is equidistantly distributed with sound absorption holes (10), the sound absorption holes (10) are divided into a plurality of groups, and each group of sound absorption holes (10) are filled with sound absorption cotton (11).

4. A low noise motor according to claim 1, wherein: the top of the motor body (1) is fixedly connected with a shock absorber (12).

5. A low noise motor according to claim 1, wherein: the switch (9) is electrically connected with the shock absorber (12) and the motor body (1).

6. A low noise motor according to claim 1, wherein: the top and the bottom of the inner cavity of the vacuum layer (4) are fixedly connected with radiating plates (13).