CN1880767A - Low-noise liquid storage tank for used in compressor - Google Patents
Low-noise liquid storage tank for used in compressor Download PDFInfo
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- CN1880767A CN1880767A CN 200510013778 CN200510013778A CN1880767A CN 1880767 A CN1880767 A CN 1880767A CN 200510013778 CN200510013778 CN 200510013778 CN 200510013778 A CN200510013778 A CN 200510013778A CN 1880767 A CN1880767 A CN 1880767A
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- cylinder shell
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Abstract
The invention relates to a low-noise liquid pot of compressor, which comprises a frame, a coolant inlet at the top of frame, a coolant outlet at the bottom of frame, a screen support on the upper inner side wall of frame to support the screen, a groove at the outer side wall opposite to the screen support, and a noise reduction groove under the groove. The invention adds one annular noise reduction groove on the frame, to adjust the rigidity of frame, to change the fixed frequency of liquid pot, and change the vibration frequency of liquid pot different with the vibration frequency from the sealing container, to avoid resonance and reduce the noise.
Description
Technical field
The present invention relates to a kind of compressor liquid storage can.Particularly relate to a kind of by changing the low-noise liquid storage tank for used in compressor that the liquid container natural frequency reduces its noise.
Background technique
Rotary compressor is widely used in various refrigerators, the air-conditioning, rotary compressor sucks the gaseous coolant through evaporator evaporation, after it is compressed to rated pressure, be discharged into the work system of refrigerant again, rotary compressor is the compressor that can suck and discharge refrigerant continuously.
As shown in Figure 1, compressor can be regarded as by seal container 21 and liquid container and forms from external structure.Wherein, seal container 21 includes, and is being provided with suction port and output tube, and the inside that is filled with the shell of certain gauging is equipped with stator and the rotor that constitutes motor; And be pressed into running shaft in its centre of rotor; Below running shaft, be provided with the press part that absorbs compression refrigerant.Liquid container includes Liquid Storage Cylinder Shell 1, is formed with refrigerant inlet 2, filter screen 7, refrigerant exit 3 on Liquid Storage Cylinder Shell 1.In the process of compressor operating, because refrigerant is finished before the compression entering compressor 20, its quality plays important effect to life-span, the working efficiency of compressor 20.Therefore, before in refrigerant enters seal container 21, compressing, earlier the refrigerant inlet 2 by the liquid container that is connected with seal container 21 enters Liquid Storage Cylinder Shell 1,7 pairs of refrigerants of filter screen in Liquid Storage Cylinder Shell 1 filter, and the refrigerant after will filtering is stored in the jar, in order to supply with seal container 21.So liquid container plays a part to filter and store refrigerant.
Liquid Storage Cylinder Shell 1 is by crooked shape fixing clamp 10, be fixed on the seal container 21 of compressor 20, rubber pad 40 is installed on Liquid Storage Cylinder Shell 1, be wound with the Liquid Storage Cylinder Shell 1 of rubber pad 40, under a side and crooked shape fixing clamp 10 state of contact, opposite side is had the metal card 50 of certain-length and area with rubber pad 40 parcels, because the two ends of metal card 50 are fixing on crooked shape fixing clamp 10, so Liquid Storage Cylinder Shell 1 just is fixed on the seal container 21 of compressor 20.
As shown in Figure 2, bend pipe 6 formations that liquid container includes refrigerant inlet 2, filter screen 7, Liquid Storage Cylinder Shell 1 and is formed with refrigerant exit 3, also be formed with filter screen stand 4 on the madial wall of Liquid Storage Cylinder Shell 1, filter screen 7 is fixedly supported on the filter screen stand 4 in Liquid Storage Cylinder Shell 1.Liquid container sucks refrigerant by inlet 2, is discharged in the compressor through the refrigerant exit 3 of filter screen 7 filtration backs from bend pipe 6.
As shown in Figure 3, on the Liquid Storage Cylinder Shell 1, because of at the inner integrally formed filter screen stand 4 that is used to support filter screen 7 that protrudes to the inside of Liquid Storage Cylinder Shell 1, thus on the outer side wall of Liquid Storage Cylinder Shell 1 the corresponding groove 8 that is formed with.But, existing Liquid Storage Cylinder Shell is to adopt steel matter to make, owing to only be formed with a groove 8 on the Liquid Storage Cylinder Shell 1, and groove 8 also is formed on the top of Liquid Storage Cylinder Shell 1, make Liquid Storage Cylinder Shell 1 be positioned at the following part of groove and form large-area surface, when compressor operating, the seal container 21 of compressor 20 produces vibration, the also corresponding generation vibration of its Liquid Storage Cylinder Shell 1, and because Liquid Storage Cylinder Shell 1 aforesaid structure, its eigentone is identical with the vibration frequency of seal container 21, so Liquid Storage Cylinder Shell 1 and seal container 21 generation resonance, thereby produces bigger noise.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of and change the natural frequency of Liquid Storage Cylinder Shell by the structure that changes Liquid Storage Cylinder Shell, thereby reach the low-noise liquid storage tank for used in compressor of the purpose that reduces noise.
The technical solution adopted in the present invention is: a kind of low-noise liquid storage tank for used in compressor includes Liquid Storage Cylinder Shell; Be formed on the refrigerant inlet on Liquid Storage Cylinder Shell top; Be formed at the refrigerant exit of Liquid Storage Cylinder Shell bottom; On the madial wall on Liquid Storage Cylinder Shell top, protrude and be formed with the filter screen stand that supports its self-filtering net, protruding the filter screen stand corresponding section that forms and be formed with groove on the outer side wall of Liquid Storage Cylinder Shell with on its madial wall; On Liquid Storage Cylinder Shell, and the below that is positioned at groove also is formed with the noise abatement groove.Described noise abatement groove is formed around its circumference loop configuration on Liquid Storage Cylinder Shell, and the noise abatement groove is from the distance of the groove length more than or equal to the Liquid Storage Cylinder Shell diameter.On Liquid Storage Cylinder Shell, be formed with one or more noise abatement groove.When being formed with more than one noise abatement groove, with nearest that noise abatement groove of groove from the distance of groove length more than or equal to the Liquid Storage Cylinder Shell diameter.
Low-noise liquid storage tank for used in compressor of the present invention, owing on Liquid Storage Cylinder Shell, increased the noise abatement groove of an annular, adjusted the rigidity of Liquid Storage Cylinder Shell, thereby changed the natural frequency of liquid container, the vibration frequency of liquid container is adjusted into different by the continuous vibration frequency that passes over of the seal container of compressor, thereby avoided the generation of resonance, reduced the noise of compressor.
Description of drawings
Fig. 1: be the structural representation that adopts the compressor of prior art liquid container
Fig. 2: be liquid container internal structure schematic representation;
Fig. 3: the liquid container external structure schematic representation that is prior art;
Fig. 4: be liquid container external structure schematic representation of the present invention;
Fig. 5: be the structural representation that adopts the compressor of liquid container of the present invention.
Wherein:
1: Liquid Storage Cylinder Shell 2: the refrigerant inlet
3: refrigerant exit 4: filter screen stand
5: noise abatement groove 6: bend pipe
7: filter screen 8: groove
Embodiment
Describe low-noise liquid storage tank for used in compressor of the present invention in detail below in conjunction with accompanying drawing.
As Fig. 2, shown in Figure 4, low-noise liquid storage tank for used in compressor includes the Liquid Storage Cylinder Shell 1 that inside is provided with filter screen 7; Be formed on the refrigerant inlet 2 on Liquid Storage Cylinder Shell 1 top; Be formed at the refrigerant exit 3 of Liquid Storage Cylinder Shell 1 bottom; On the madial wall on Liquid Storage Cylinder Shell 1 top, protrude and be formed with the filter screen stand 4 that supports its self-filtering net, protruding filter screen stand 4 corresponding sections that form and be formed with groove 8 on the outer side wall of Liquid Storage Cylinder Shell 1 with on its madial wall; On Liquid Storage Cylinder Shell 1, and the below that is positioned at groove 8 also is formed with noise abatement groove 5.
Being formed with noise abatement groove 5 below groove 8, is to consider if change the power that is applied on the liquid container, and will change the natural frequency of liquid container, the model of vibration of liquid container can be simulated by following formula
MX″(t)+CX′(t)+KX(t)＝F
Wherein: M-liquid container quality; The damping of C-liquid container; K-liquid container rigidity
X " (t)-acceleration; X ' (t)-speed; X (t)-displacement
If adjust any one value in M, C, these three values of K, can change the natural frequency of liquid container, also be lower than or greater than the crest frequency of seal container 21 with regard to being equivalent to the natural frequency of liquid container adjusted to, make the crest frequency of the natural frequency of liquid container, thereby avoided the appearance of resonance phenomenon away from seal container 21.The purpose that is provided with noise abatement groove 5 below the groove 8 of Liquid Storage Cylinder Shell 1 is in order to improve the natural frequency of liquid container.
The formation of noise abatement groove 5 of the present invention is to be formed around its circumference ring channel structures on Liquid Storage Cylinder Shell 1.And noise abatement groove 5 is from the distance of the groove 8 that is formed by filter screen stand 4 length more than or equal to the diameter of the straight-tube portion of Liquid Storage Cylinder Shell 1.
On Liquid Storage Cylinder Shell 1, be formed with a noise abatement groove 5.Can also on Liquid Storage Cylinder Shell 1, be formed with more than one noise abatement groove 5.When being formed with more than one noise abatement groove 5, itself and groove 8 those nearest noise abatement grooves 5 should be more than or equal to the length of Liquid Storage Cylinder Shell 1 diameter from the distance of groove 8.
From the above mentioned, the natural frequency that the present invention regulates liquid container by the structure that changes liquid container makes liquid container and seal container 21 can't produce resonance, thereby has reached the purpose that reduces resonance.
As shown in Figure 5, Liquid Storage Cylinder Shell 1 is by crooked shape fixing clamp 10, be fixed on the seal container 21 of compressor 20, rubber pad 40 is installed on the Liquid Storage Cylinder Shell 1, and the Liquid Storage Cylinder Shell 1 of being twined by rubber pad 40 is under a side and crooked shape fixing clamp 10 state of contact, opposite side is had the metal gasket 50 of certain-length and area with rubber pad 40 parcels, because metal gasket 50 two ends are fixing on crooked shape fixing clamp 10, so Liquid Storage Cylinder Shell 1 just is fixed on the seal container 21 of compressor 20.
When compressor 20 work, the 21 vibrative whiles of seal container of compressor 20, make Liquid Storage Cylinder Shell 1 also produce vibration, owing on Liquid Storage Cylinder Shell 1, be formed with groove 5, Liquid Storage Cylinder Shell 1 make when it the vibrates peak value of the frequency that produces be not equal to the peak value of seal container 21 vibration frequencies, so can not produce resonance with seal container 21.Thereby, overcome resonance phenomenon.
Claims (5)
1. a low-noise liquid storage tank for used in compressor includes the Liquid Storage Cylinder Shell (1) that inside is provided with filter screen (7); Be formed on the refrigerant inlet (2) on Liquid Storage Cylinder Shell (1) top; Be formed at the refrigerant exit (3) of Liquid Storage Cylinder Shell (1) bottom; On the madial wall on Liquid Storage Cylinder Shell (1) top, protrude and be formed with the filter screen stand (4) that supports its self-filtering net, protruding filter screen stand (4) corresponding section that forms and be formed with groove (8) on the outer side wall of Liquid Storage Cylinder Shell (1) with on its madial wall; It is characterized in that on Liquid Storage Cylinder Shell (1), and the below that is positioned at groove (8) also is formed with noise abatement groove (5).
2. low-noise liquid storage tank for used in compressor according to claim 1 is characterized in that, described noise abatement groove (5) is formed around its circumference loop configuration on Liquid Storage Cylinder Shell (1).
3. low-noise liquid storage tank for used in compressor according to claim 1 is characterized in that, described noise abatement groove (5) is from the distance of groove (8) length more than or equal to Liquid Storage Cylinder Shell (1) diameter.
4. low-noise liquid storage tank for used in compressor according to claim 1 is characterized in that, is formed with a noise abatement groove (5) on Liquid Storage Cylinder Shell (1).
5. low-noise liquid storage tank for used in compressor according to claim 1, it is characterized in that, on Liquid Storage Cylinder Shell (1), be formed with more than one noise abatement groove (5), wherein with nearest that noise abatement groove (5) of groove (8) from the distance of groove (8) length more than or equal to Liquid Storage Cylinder Shell (1) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013778 CN1880767A (en) | 2005-06-13 | 2005-06-13 | Low-noise liquid storage tank for used in compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013778 CN1880767A (en) | 2005-06-13 | 2005-06-13 | Low-noise liquid storage tank for used in compressor |
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| Publication Number | Publication Date |
|---|---|
| CN1880767A true CN1880767A (en) | 2006-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510013778 Pending CN1880767A (en) | 2005-06-13 | 2005-06-13 | Low-noise liquid storage tank for used in compressor |
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| CN (1) | CN1880767A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338516A (en) * | 2010-07-26 | 2012-02-01 | 乐金电子(天津)电器有限公司 | Liquid storage tank structure of closed type compressor |
| CN107062714A (en) * | 2017-03-23 | 2017-08-18 | 中山市三花制冷配件有限公司 | A kind of compressor liquid storage device and preparation method thereof |
| CN108626922A (en) * | 2017-03-17 | 2018-10-09 | Lg电子株式会社 | Liquid storage device |
| CN108731316A (en) * | 2017-04-21 | 2018-11-02 | Lg电子株式会社 | Liquid storage device |
| CN109249954A (en) * | 2017-07-12 | 2019-01-22 | 香港理工大学 | Novel built-in high-damping primary vertical stop part of high-speed railway train bogie |
-
2005
- 2005-06-13 CN CN 200510013778 patent/CN1880767A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338516A (en) * | 2010-07-26 | 2012-02-01 | 乐金电子(天津)电器有限公司 | Liquid storage tank structure of closed type compressor |
| CN108626922A (en) * | 2017-03-17 | 2018-10-09 | Lg电子株式会社 | Liquid storage device |
| US10648717B2 (en) | 2017-03-17 | 2020-05-12 | Lg Electronics Inc. | Accumulator |
| CN108626922B (en) * | 2017-03-17 | 2020-12-04 | Lg电子株式会社 | Liquid storage device |
| US11215387B2 (en) | 2017-03-17 | 2022-01-04 | Lg Electronics Inc. | Accumulator |
| CN107062714A (en) * | 2017-03-23 | 2017-08-18 | 中山市三花制冷配件有限公司 | A kind of compressor liquid storage device and preparation method thereof |
| CN108731316A (en) * | 2017-04-21 | 2018-11-02 | Lg电子株式会社 | Liquid storage device |
| CN109249954A (en) * | 2017-07-12 | 2019-01-22 | 香港理工大学 | Novel built-in high-damping primary vertical stop part of high-speed railway train bogie |
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