CN207819648U - Motor, compressor and air conditioner - Google Patents
Motor, compressor and air conditioner Download PDFInfo
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- CN207819648U CN207819648U CN201820102660.4U CN201820102660U CN207819648U CN 207819648 U CN207819648 U CN 207819648U CN 201820102660 U CN201820102660 U CN 201820102660U CN 207819648 U CN207819648 U CN 207819648U
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Abstract
The utility model provides a kind of motor, compressor and air conditioner.Motor includes stator and rotor, and the periphery of stator is provided with butt portion, and the periphery of stator is provided with resonant cavity, and resonant cavity is staggered the setting of butt portion, and resonant element is provided in resonant cavity.Since the periphery of the stator of motor in the utility model is provided with the resonant cavity shifted to install with butt portion, and correspondence installs resonant element in resonant cavity, can effectively noise reduction effectively be carried out to aerodynamic noise, electromagnetic noise and the compressor pump in housing hollow, the mechanicalness noise in motor operation course according to helmholtz resonance principle, and then improve user experience quality.
Description
Technical field
The utility model is related to air-conditioning technical fields, in particular to a kind of motor, compressor and air conditioner.
Background technology
Because the air-breathing of compressor cycle, exhaust, compressed pump body drain into the high-pressure gas pressure in housing hollow
Also it periodically rotates with compressor pump and periodically changes, i.e., compressed pump body drains into housing hollow mesohigh gas
There are pressure fluctuations, and to generate aerodynamic noise, while the motor in housing hollow also generates electromagnetic noise and compressor pump
Body, motor operate and the mechanicalness noise etc. of generation.
The compressor noise-reduction scheme of the prior art is concentrated mainly in compressor pump structure, is had ignored to compressor housing
Noise in cavity.
Utility model content
The main purpose of the utility model is to provide a kind of motor, compressor and air conditioners, to solve in the prior art
Compressor noise compared with big problem.
To achieve the goals above, one side according to the present utility model, provides a kind of motor, including stator and turns
Son, the periphery of stator are provided with butt portion, and the periphery of stator is provided with resonant cavity, and resonant cavity is staggered the setting of butt portion, resonant cavity
Inside it is provided with resonant element.
Further, resonant cavity and resonant element are multiple, and multiple resonant cavities and multiple resonant elements are correspondingly
Setting.
Further, multiple resonant cavities are arranged in pairs on stator, and each pair of resonant cavity is arranged about the axisymmetrical of stator.
Further, the periphery of stator is provided with flow-guiding channel, flow-guiding channel from resonant cavity extend to stator bottom or
At person's butt portion.
Further, the flow-guiding channel in butt portion is extended to from resonant cavity towards 0 ° to 15 ° of the bottom angled of stator.
Further, resonant cavity is cylindrical cavity, and resonant element is cylindrical resonant element, resonant element and resonant cavity
Interference fit.
Further, the notch section being connected to flow-guiding channel is provided on resonant element.
Further, resonant element is internally provided with cavity.
Further, the internal cavities resonance sound-absorbing frequency of resonant elementSound deadening capacityWherein, c is the spread speed of sound wave in the medium, and S is the transversal of flow-guiding channel
Face area, the length of L flow-guiding channels,For the equivalent diameter of flow-guiding channel, V is the cavity volume of resonant element.
Another aspect according to the present utility model provides a kind of compressor, including shell and the electricity in shell
Machine, motor are above-mentioned motor.
It is according to the present utility model in another aspect, provide a kind of air conditioner, including compressor, compressor is above-mentioned pressure
Contracting machine.
Using the technical solution of the utility model, since the periphery of the stator of motor in the utility model is provided with and butt
The resonant cavity that portion shifts to install, and correspondence installs resonant element in resonant cavity, it can be effectively according to helmholtz resonance principle
Have to aerodynamic noise, electromagnetic noise and the compressor pump in housing hollow, the mechanicalness noise in motor operation course
Effect ground noise reduction, and then improve user experience quality.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide a further understanding of the present invention, this practicality
Novel illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.
In the accompanying drawings：
Fig. 1 diagrammatically illustrates the stereogram of the motor stator of the utility model；
Fig. 2 diagrammatically illustrates the vertical view of the motor stator of the utility model；
Fig. 3 diagrammatically illustrates the A direction views in Fig. 2；
Fig. 4 diagrammatically illustrates the stereogram of the resonant element of the utility model；
Fig. 5 diagrammatically illustrates the sectional view of the resonant element of the utility model；
Fig. 6 diagrammatically illustrates the vertical view of the resonant element of the utility model；And
Fig. 7, which is diagrammatically illustrated, shows in Fig. 3 A-A to section partial enlarged view.
Wherein, above-mentioned attached drawing includes the following drawings label：
10, stator；11, butt portion；12, resonant cavity；13, flow-guiding channel；20, resonant element.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way
Data can be interchanged in the appropriate case, so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment not
Those of be necessarily limited to clearly to list step or unit, but may include not listing clearly or for these processes, side
The intrinsic other steps of method, product or equipment or unit.
For ease of description, herein can with use space relative terms, as " ... on ", " in ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (be rotated by 90 ° or be in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
Shown in Fig. 1 to Fig. 7, embodiment according to the present utility model provides a kind of compressor, in the present embodiment
Compressor includes shell (not shown), motor and pump housing (not shown), wherein motor and the pump housing are installed in shell
Internal portion, motor are drivingly connected with the pump housing, convenient for driving pump housing work to carry out refrigerant compression.
Motor in the present embodiment includes stator 10 and rotor (not shown), and the periphery of stator 10 is provided with butt portion
11, when motor is installed so that the part for being not provided with butt portion 11 of motor is fixedly connected with the casing together, passes through butt portion
11 effect convenient for forming channel between shell, and then is flowed through convenient for refrigerant.The periphery of stator 10 is provided with resonant cavity 12,
The resonant cavity 12 is staggered the setting of butt portion 11, is provided with resonant element 20 in resonant cavity 12.
The resonant cavity 12 shifted to install with butt portion 11 is provided with by the periphery of the stator 10 of motor in this present embodiment, and
It is corresponding that resonant element 20 is installed in resonant cavity 12, it can be effectively to pneumatic in housing hollow according to helmholtz resonance principle
Mechanicalness noise in noise, electromagnetic noise and compressor pump, motor operation course carries out effectively noise reduction, and then improves and use
Experience quality in family.
Resonant cavity 12 and resonant element 20 in the present embodiment are multiple, multiple resonant cavities 12 and multiple resonant elements 20
It is arranged correspondingly, convenient for carrying out effective noise reduction to compressor.
The butt portion 11 on stator 10 in the present embodiment can be arranged multiple, such as can be four or six, non-
The shell Interference contact in butt portion 11 and compressor.The number of resonant cavity 12 is determined according to the noise reduction of compressor, in order to keep away
Exempt to open up influence of the iron loss asymmetry to electric efficiency caused by resonant cavity 12 on stator 10.It is multiple in the present embodiment
Resonant cavity 12 is arranged in pairs on stator 10, and each pair of resonant cavity 12 is arranged about the axisymmetrical of stator 10, convenient for compressor
It carries out stablizing noise reduction.
Shown in Fig. 1 to Fig. 7, resonant cavity 12 is set as two pairs in the present embodiment, two pairs of resonant cavities 12 are presented respectively
Under be arranged in and be scheduled on 10, accordingly, the periphery of the stator 10 in the present embodiment is provided with flow-guiding channel 13, flow-guiding channel 13 from
Resonant cavity 12 extends to bottom or the butt portion 11 of stator 10, convenient for the refrigeration oil in resonant cavity 12 is delivered to stator 10
Outside, and then return in the oil sump of compression motor spindle.
Preferably, extended to from resonant cavity 12 flow-guiding channel 13 in butt portion 11 towards stator 10 0 ° of bottom angled to
15 °, the fluid in resonant cavity 12 can be effectively delivered to the bottom of stator 10, it is simple in structure, it is easy to implement.
Preferably, the flow-guiding channel 13 in the present embodiment is diversion groove, simple in structure, easy to process.
It, may under the action of high pressure gas since stator 10 is the resonant cavity 12 directly opened up made of lamination laminates
Resonance cavity wall lamination gap can be made to increase, it, will resonance in the present embodiment in order to avoid the generation of this phenomenon to generate abnormal sound
Chamber 12 is set as cylindrical cavity or other shapes cavity, it is corresponding by resonant element 20 be set as cylindrical resonant element or other
Dimensional resonace element, the resonant element are interference fitted with resonant cavity.
Preferentially, resonant element 20 is pressed into resonant cavity 12, the resonance sound-absorbing frequency of resonant element 20
Sound deadening capacityWherein, c is the spread speed of sound wave in the medium, and S is flow-guiding channel
13 cross-sectional area, L are the length of flow-guiding channel 13,For the equivalent diameter of flow-guiding channel 13, V is resonance member
The cavity volume of part 20.
The notch section 21 being connected to flow-guiding channel 13 is provided on resonant element 20 in the present embodiment, convenient for the member that will resonate
Refrigeration oil discharge in part 20.Resonant element 20 is internally provided with cavity, convenient for the aerodynamic noise in housing hollow, electromagnetism
Mechanicalness noise in noise and compressor pump, motor operation course carries out noise reduction.
Another aspect according to the present utility model provides a kind of air conditioner, including compressor, which is above-mentioned
Compressor.
It can be seen from the above description that the above embodiments of the present invention achieve the following technical effects：
The utility model carries out sound-deadening and noise-reducing by helmholtz resonance principle, and principle is feasible, simple in structure, can be effectively
Aerodynamic noise, electromagnetic noise and compressor pump in housing hollow, the mechanicalness noise in motor operation course are dropped
It makes an uproar.
The preferred embodiment that these are only the utility model, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (11)
1. a kind of motor, which is characterized in that including stator (10) and rotor, the periphery of the stator (10) is provided with butt portion
(11), the periphery of the stator (10) is provided with resonant cavity (12), and the resonant cavity (12) is staggered butt portion (11) setting,
It is provided with resonant element (20) in the resonant cavity (12).
2. motor according to claim 1, which is characterized in that the resonant cavity (12) and the resonant element (20) are
Multiple, multiple resonant cavities (12) and multiple resonant elements (20) are arranged correspondingly.
3. motor according to claim 2, which is characterized in that multiple resonant cavities (12) are arranged in pairs in the stator
(10) on, each axisymmetrical to the resonant cavity (12) about the stator (10) is arranged.
4. motor according to claim 1, which is characterized in that the periphery of the stator (10) is provided with flow-guiding channel
(13), the flow-guiding channel (13) extends to the bottom of the stator (10) or the butt portion from the resonant cavity (12)
(11) at.
5. motor according to claim 4, which is characterized in that extend to the butt portion (11) from the resonant cavity (12)
The flow-guiding channel (13) towards the stator (10) 0 ° to 15 ° of bottom angled.
6. motor according to claim 1, which is characterized in that the resonant cavity (12) is cylindrical cavity, the resonance
Element (20) is cylindrical resonant element, and the cylinder resonant element (20) is interference fitted with the resonant cavity (12).
7. motor according to claim 4, which is characterized in that be provided on the resonant element (20) logical with the water conservancy diversion
The notch section (21) of road (13) connection.
8. motor according to claim 1, which is characterized in that the resonant element (20) is internally provided with cavity.
9. motor according to claim 5, which is characterized in that the resonant cavity (12), the resonant element (20) and described lead
Circulation road (13) is formed by resonance sound-absorbing frequencySound deadening capacity
Wherein, c is the spread speed of sound wave in the medium, and S is the cross-sectional area of the flow-guiding channel (13), and L is logical for the water conservancy diversion
The length in road (13),For the equivalent diameter of the flow-guiding channel (13), V is that the cavity of the resonant element (20) holds
Product.
10. a kind of compressor, including shell and the motor in the shell, which is characterized in that the motor is right
It is required that the motor described in any one of 1 to 9.
11. a kind of air conditioner, including compressor, which is characterized in that the compressor is the compressor described in claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820102660.4U CN207819648U (en) | 2018-01-22 | 2018-01-22 | Motor, compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820102660.4U CN207819648U (en) | 2018-01-22 | 2018-01-22 | Motor, compressor and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207819648U true CN207819648U (en) | 2018-09-04 |
Family
ID=63324300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820102660.4U Active CN207819648U (en) | 2018-01-22 | 2018-01-22 | Motor, compressor and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207819648U (en) |
-
2018
- 2018-01-22 CN CN201820102660.4U patent/CN207819648U/en active Active
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