CN101545472A - Air suction silencer of refrigeration compressor - Google Patents
Air suction silencer of refrigeration compressor Download PDFInfo
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- CN101545472A CN101545472A CN200910031424A CN200910031424A CN101545472A CN 101545472 A CN101545472 A CN 101545472A CN 200910031424 A CN200910031424 A CN 200910031424A CN 200910031424 A CN200910031424 A CN 200910031424A CN 101545472 A CN101545472 A CN 101545472A
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- filter screen
- silencing cavity
- refrigeration compressor
- air suction
- suction silencer
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Abstract
The invention relates to an air suction silencer of a refrigeration compressor, belonging to the technical field of refrigeration compressor accessories and comprising a shell, an insulation cover, a shell cover, a filter screen and a seal ring for fixedly connecting the shell cover and the shell, wherein the wall body of a first silencing cavity of the shell is provided with a pair of filter screen inserting strips in an extension way, filter screen inserting strips are mutually parallel and are respectively provided with a screen inserting groove, the filter screen is inserted in the screen inserting grooves, the insulation cover is provided with a screen pressing plate in an extension way, and the screen pressing plate is matched with the screen inserting grooves. The invention has the advantages that no heat seal device used in the prior art is needed when the filter screen is installed, thereby the filter screen can be rapidly installed and changed; and the filter screen is arranged in the first silencing cavity so as to be shielded and protected fully, thereby no phenomenon of loss occurs.
Description
Technical field
The invention belongs to refrigeration compressor attachment technique field, be specifically related to a kind of air suction silencer of refrigeration compressor, is the improvement to the air suction silencer structure of the refrigeration compressor in the prior art.
Background technique
The reason of knowing as those of skill in the art, refrigeration compressing apparatus such as refrigerator and air-conditioning does not almost use reciprocating sealed compressor exceptionally, on reciprocating sealed compressor, all need dispose air suction silencer, dissolve or claim to eliminate the noise that compressor is produced when the suction refrigeration agent by air suction silencer.About air suction silencer, particularly can be seen in a large number in the Chinese patent literature at document.China utility model patent notice of authorization CN2663663Y recommends to have muffler shell; CN2823565Y introduces structure improved baffler; CN2886124Y discloses the refrigeration compressor air suction silencer; Publication number CN101171424A discloses the air suction silencer that is used for refrigeration compressor; The public all refrigeration compressor air suction silencers that has of CN201165957Y, or the like.On air suction silencer, be typically provided with the filter screen that is used to filter foreign matter, so light then influence the motion of cylinder of compressor piston because in compressor operation, heavy then undermine cylinder and make the compressor operating paralysis if there is foreign matter to enter compresser cylinder.
In the document that above-mentioned act reaches, although have only CN2823565Y and CN20116595Y to mention filter screen in patent specification and given announcement at Figure of description, especially CN20116595Y has also instructed the set-up mode of filter screen particularly: housing and cap insert after the moulding respectively filter screen again heat seal be welded into be structure as a whole (19-20 is capable for Instructions Page 2).In fact, in the prior art all be the fixing filter screen of means of taking thermofussion welding.CN2823565Y is the accent position that filter screen is fixedly arranged on suction port (patent claims relief opening), and CN20116595Y is installed in filter screen into and out of between the tracheae.The former filter screen is exposed to outside the shell chamber (being silencing cavity) of housing, is unfavorable for protecting filter screen; And the latter places filter screen in the shell chamber (being silencing cavity) of housing, helps making filter screen to exempt from damage.The former dictyosome area easy for installation and filter screen is little, and the latter is not easy to install and the dictyosome area of filter screen equals the shell chamber sectional area of housing, in use can produce a bag shape effect, even occurs stretching tight and take off.Both common defects have two: one, because the heat seal welder skill that adopts industry generally to use is fixing with filter screen enforcement, thereby must not only cause the equipment of coming into operation many by the heat seal welder, and complex process, and manufacturing efficiency is affected; The 2nd, in case filter screen damages, then can't change and can only be discarded in the lump together with whole air suction silencer.
Summary of the invention
Task of the present invention is to provide a kind of filter screen that can make effectively to be in the good state of protecting that covers, and can embody the air suction silencer that need not to realize by the heat seal welder the quick refrigeration compressor of installing and can implementing to change again.
Task of the present invention is finished like this, a kind of air suction silencer of refrigeration compressor, comprise and constitute first silencing cavity, suction port, the housing of the oil strain mouth and first sealing strip, constitute respectively with first, the isolation lid of the sucking pipe that second silencing cavity communicates, constitute second silencing cavity, the air-breathing cap of chewing with second sealing strip, filter screen and be used for cap and housing connect firmly seal ring, extending a pair of filter screen of inserting the net groove that respectively constitutes parallel to each other on the wall body of first silencing cavity of described housing transplants a cutting, described filter screen is plugged on a pair of slotting net groove and is corresponding with described suction port, described isolation capping has extended a pressure web plate to a side of described first silencing cavity and at the position of transplanting a cutting corresponding to described a pair of filter screen, presses web plate to match with described slotting net groove.
Be equipped with one on the pressure web plate of the present invention and press the net piece, press the bottom of net piece to have a pressure net groove, press the net groove to match with described filter screen.
Have the noise reduction grid in first silencing cavity of the present invention.
Technological scheme provided by the invention is owing to be equipped with a pair of parallel to each other and filter screen cutting that respectively constitute slotting net groove in first silencing cavity of housing, therefore, when filter screen is installed, need not to resemble and use the heat seal welder the prior art, have quick for installation and can also embody commutativity; Because filter screen is arranged in first silencing cavity, thereby having obtained covering protects, and the phenomenon of damage can not occur causing comprehensively.
Description of drawings
Accompanying drawing is a preferred embodiment structural drawing of the present invention.
Embodiment
Ask for an interview accompanying drawing, with known technology in the same manner, housing 1 as the air suction silencer that constitutes refrigeration compressor has first silencing cavity 11, suction port 12, oil strain mouth 13 and first sealing strip 14, wherein, suction port 12 extensions are formed on the outer wall of housing 1, communicate with first silencing cavity 11, and oil strain mouth 13 is positioned at the bottom of housing 1, communicate with first silencing cavity 11, and first sealing strip 14 is formed in the upper edge of housing 1.Isolation lid 3 with sucking pipe 31 is configured on aforesaid first sealing strip 14, sucking pipe 31 is stretched in first silencing cavity 11 in cantilever state, promptly communicate with first silencing cavity 11, and communicate with second silencing cavity 21 of cap 2, cap 2 also has air-breathing 22 and second sealing strip 23 of chewing, air-breathingly chew 22 matchedly with the cylinder of refrigeration compressor, and second sealing strip 23 matches with first sealing strip 14, and by seal ring 5 enforcement sealing.The housing 1 of anticipating shown in the figure, isolate cover 3 and the shape of cap 2 be not subjected to concrete restriction.
Please continue to see accompanying drawing, technological points as the technological scheme that the present invention recommended: the filter screen that constitutes a pair of parallel longitudinal each other in first silencing cavity 11 of housing 1 transplants a cutting 15, be formed with between the chamber wall of each filter screen cutting 15 and first silencing cavity 11 and insert net groove 151, the both sides of the short transverse of filter screen 4 are plugged in the net groove 151, and filter screen 4 is corresponding with aforesaid suction port 12.Promptly when a side of first silencing cavity 11 is covered 3 moulding with isolation, form one at the back side of aforesaid isolation lid 3 and press web plate 32, and also have a pressure net piece 321, press the bottom of net piece 321 to be concaved with a pressure net groove 3211 in a side of pressing web plate 32.When isolate cover 3 lids and is fitted on the housing 1 after, press the both sides of web plate 32 to enter in a pair of slotting net groove 151, and the upper edge of filter screen 4 probes in the aforesaid pressure net groove 3211, promptly by pressing web plate 32 and pressing net piece 321 jointly filter screen 4 to be located.In addition, in first silencing cavity 11, also constitute noise reduction grid 111.
By above-mentioned explanation as can be known, because filter screen 4 has been arranged in first silencing cavity 11, promptly be in the state of protecting that covers, therefore can avoid effectively damaging, this is external also can implement to change filter screen 4 after opening cap 2.
Claims (3)
1, a kind of air suction silencer of refrigeration compressor, comprise and constitute first silencing cavity (11), suction port (12), oil strain mouth (the housing (1) of 130 and first sealing strip (14), constitute respectively with first, second silencing cavity (11, the isolation lid (3) of the sucking pipe that 21) communicates (31), constitute second silencing cavity (21), the cap (2) of air-breathing chewing (22) and second sealing strip (23), filter screen (4) and be used for cap (2) and housing (1) connect firmly seal ring (5), it is characterized in that extending on the wall body of first silencing cavity (11) of described housing (1) a pair of filter screen of inserting net groove (151) that respectively constitutes parallel to each other and transplant a cutting (15), it is last and corresponding with described suction port (12) that described filter screen (4) is plugged on a pair of slotting net groove (151), described isolation lid (3) has extended a pressure web plate (32) towards a side of described first silencing cavity (11) and at the position corresponding to described a pair of filter screen cutting (15), presses web plate (32) to match with described slotting net groove (151).
2, the air suction silencer of refrigeration compressor according to claim 1, it is characterized in that being equipped with on the described pressure web plate (32) one and press net piece (321), press the bottom of net piece (321) to have a pressure net groove (3211), press net groove (3211) to match with described filter screen (4).
3, the air suction silencer of refrigeration compressor according to claim 1 is characterized in that having noise reduction grid (111) in described first silencing cavity (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100314243A CN101545472B (en) | 2009-04-27 | 2009-04-27 | Air suction silencer of refrigeration compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100314243A CN101545472B (en) | 2009-04-27 | 2009-04-27 | Air suction silencer of refrigeration compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101545472A true CN101545472A (en) | 2009-09-30 |
| CN101545472B CN101545472B (en) | 2010-08-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100314243A Active CN101545472B (en) | 2009-04-27 | 2009-04-27 | Air suction silencer of refrigeration compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101545472B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720655A (en) * | 2012-06-20 | 2012-10-10 | 常熟市天银机电股份有限公司 | Suction muffler for refrigeration compressor |
| CN105587554A (en) * | 2014-11-10 | 2016-05-18 | Lg电子株式会社 | Reciprocating compressor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201386639Y (en) * | 2009-04-27 | 2010-01-20 | 常熟市天银机电有限公司 | Suction muffler of refrigerating compressor |
-
2009
- 2009-04-27 CN CN2009100314243A patent/CN101545472B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720655A (en) * | 2012-06-20 | 2012-10-10 | 常熟市天银机电股份有限公司 | Suction muffler for refrigeration compressor |
| CN102720655B (en) * | 2012-06-20 | 2014-07-30 | 常熟市天银机电股份有限公司 | Suction muffler for refrigeration compressor |
| CN105587554A (en) * | 2014-11-10 | 2016-05-18 | Lg电子株式会社 | Reciprocating compressor |
| US10267301B2 (en) | 2014-11-10 | 2019-04-23 | Lg Electronics Inc. | Reciprocating compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101545472B (en) | 2010-08-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHANGSHU TIANYIN MECHANICAL AND ELECTRICAL CO., LT Free format text: FORMER NAME: TIANYIN ELECTROMECHANICAL CO., LTD., CHANGSHU |
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| CP03 | Change of name, title or address |
Address after: 215513 Jiangsu city of Suzhou province Changshu Bixi District Yingbin Road No. 8 Patentee after: Changshu Tianyin Electromechanical Co., Ltd. Address before: 215513 Jiangsu province Changshou City town Yingbin Road No. 8 Patentee before: Tianyin Electromechanical Co., Ltd., Changshu |