CN1185530A - Air-tight compressor with suction-in silencer - Google Patents
Air-tight compressor with suction-in silencer Download PDFInfo
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- CN1185530A CN1185530A CN97118552A CN97118552A CN1185530A CN 1185530 A CN1185530 A CN 1185530A CN 97118552 A CN97118552 A CN 97118552A CN 97118552 A CN97118552 A CN 97118552A CN 1185530 A CN1185530 A CN 1185530A
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- air
- elastic connecting
- connecting pipe
- silencing apparatus
- suction
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Abstract
An air-tight seal compressor with an inhalation muffler comprises an outer shell, a motor drive compressor unit that is arranged inside the outer shell, an inhalation tube that transmits the refrigeration agent from an outer source into the outer shell, and a inhalation muffler that forms an accommodation cavity for the refrigeration agent and is provided with an inlet that receives the refrigeration agent from the inhalation tube and an outlet that supplies the refrigeration agent to the compressor unit, a flexible connection tube with one end being flexibly inserted by the inhalation tube, and a connection tube seat that is arranged at the inlet of the inhalation muffler and fixes the other end of the flexible connection tube. Through the connection structure of an improved flexible connection tube, the problems such as the disengaging, the noise, the leakage of the refrigeration agent, etc. between the connection tube and the inhalation muffler are resolved.
Description
The present invention relates to a kind of air-tight compressor, relate in particular to a kind of with the air-tight compressor that sucks silencing apparatus.This suction silencing apparatus comprises: an inlet is used to receive compressible medium, as refrigerant; With an outlet, be used to compressor unit to supply with compressible medium.
Air-tight compressor is widely used in refrigeration system, as refrigerator or air-conditioning.This compressor will be compressed to High Temperature High Pressure from the gaseous refrigerant of vaporizer output, and the gaseous refrigerant of compression is supplied with condenser.This air-tight compressor comprises: a shell forms an airtight space; Compressor unit with a motor driven is fixed in the shell.This compressor unit comprises: a cylinder body; A piston, to-and-fro motion in cylinder body; With a cylinder head, be fixed in the cylinder body, and set suction port and a refrigerant exhaust port of a refrigerant.The suction port of cylinder head internal orifice is provided with a suction silencing apparatus, and interim capacity refrigerant is also supplied with cylinder body with refrigerant.
Fig. 9 is the partial sectional view of the suction silencing apparatus in a traditional air-tight compressor.Among Fig. 9, suck silencing apparatus 103 and linked on the cylinder head 101, this cylinder head is fixed on the cylinder body that is arranged on the compressor unit in the air-tight compressor.Suck silencing apparatus 103 and receive from the refrigerant of external source (not shown) input, and it is supplied with cylinder body by cylinder head 101 by refrigerant suction pipe 105.Suck silencing apparatus 103 and be connected to the suction pipe 105 that is used to transport from the refrigerant of external source, and this suction pipe 105 is connected on the vaporizer (not shown).
The elastic connecting pipe 107 of a helical spring shape is arranged on suction pipe 105 and sucks between the silencing apparatus 103.One end of elastic connecting pipe 107 firmly is installed on the outer rim of suction pipe 105 front ends, and its other end loosely is installed on the inner edge of the inlet 109 that sucks silencing apparatus 103.Like this, the refrigerant of the suction pipe 105 of flowing through flows into and sucks silencing apparatus 103 by elastic connecting pipe 107.
By top structure, when compressor operation, by elastic connecting pipe 107, flow into and suck silencing apparatus 103 along suction pipe 105 flowing refrigerant, temporarily to be contained in this, to be inhaled into, to compress and enter cylinder body by cylinder head 101 then.Like this, in the compressor operation process, the to-and-fro motion of piston high speed, thus cause oscillation phenomenon.According to vibration, vibrate with the cylinder head 101 whole suction silencing apparatuss 103 that are connected.As a result, elastic connecting pipe 107 contacts with the inner edge of vibration with the inlet 109 that sucks silencing apparatus 103 with friction, thereby has produced noise.If vibrate too seriously, elastic connecting pipe 107 can 109 break away from from entering the mouth.Tilted by the vibration of compressor unit if suck silencing apparatus 103, elastic connecting pipe 107 just is bent so, at elastic connecting pipe 107 with enter the mouth and form the gap between 109, thereby by the gap refrigerant is leaked, thereby has reduced compression efficiency.
For overcoming the above problems, U. S. Patent 5,252, a kind of air-tight compressor is disclosed in 035, have one and be arranged at the inlet 146 of suction silencing apparatus 140 and the rubber washer 143 between the elastic connecting pipe 127, as shown in figure 10, prevent the wearing and tearing between elastic connecting pipe 127 and the suction silencing apparatus 140, prevent that simultaneously oil from flowing into cylinder body.Yet the prior art can not prevent that elastic connecting pipe 127 and/or rubber washer 143 break away from from sucking silencing apparatus 140, and when elastic connecting pipe 127 bendings, can not prevent the leakage of refrigerant.
Therefore,, the purpose of this invention is to provide a kind of air-tight compressor, effectively solve elastic connecting pipe and suck the problem that disengaging, generation noise and refrigerant between the silencing apparatus leak for addressing the above problem.
For realizing above purpose of the present invention, a kind of air-tight compressor is provided, comprising: a shell; A motor-driven compressor unit is fixed in the shell; A suction pipe is used for refrigerant is transported in the shell from external source; With a suction silencing apparatus, form the chamber of a capacity refrigerant, and have an inlet, be used to receive refrigerant and an outlet from suction pipe, be used for to compressor unit for refrigerant.This air-tight compressor comprises: an elastic connecting pipe, the flexible one end that inserts of the front end of suction pipe; Be connected base with one, be fixedly set in the inlet that sucks silencing apparatus, fixing the other end of elastic connecting pipe on it.
Here, for guaranteeing that will connect base is fixed on the suction silencing apparatus, preferably: connect base and be made into tube body, insert the inlet that sucks silencing apparatus, the outer fringe surface that connects base is arranged between the two with the device that the inner wall surface that enters the mouth is connected.Here, an outer rim rib protrudes on connection base outer surface, and the inner edge groove that is meshed with this outer rim rib is formed on the inner wall surface of inlet, and vice versa.
For connecting elastic connecting pipe and being connected base, preferably: a connection recess is formed on the outer surface that connects base, and this other end of elastic connecting pipe is engaged with.Simultaneously, preferred: the diameter of this other end of elastic connecting pipe is less than this diameter, thereby makes the former and be connected recess and be meshed.
Simultaneously, this suction silencing apparatus comprises a pair of silencing apparatus box, can be separated along being parallel to the plane that connects the base axis, thereby, when assembling sucks silencing apparatus, the connection base is easily fixed to sucks on the silencing apparatus.
The footpath that outwards outstanding ring-type projection also is formed at the suction pipe end upwards, suction pipe is inserted in the elastic connecting pipe, thereby has strengthened tightness and reduced the leakage of refrigerant, even elastic connecting pipe has inclination slightly with respect to suction pipe.
Being connected between connecting base and the elastic connecting pipe can be by radially forming an enlarged-diameter part connecting the base termination, termination at the elastic connecting pipe relative with connecting base forms a reduced part, and the connection base engages with the diameter diminution part branch to be realized.
In the accompanying drawings:
Fig. 1 is the partial sectional view according to a kind of air-tight compressor of the present invention;
Fig. 2 is the perspective exploded view according to the suction silencing apparatus of first embodiment of the invention;
Fig. 3 sucks the perspective view that silencing apparatus is in the assembling attitude;
Fig. 4 sucks the amplification profile that the silencing apparatus inlet is in the assembling attitude;
Fig. 5 is the perspective exploded view according to the suction silencing apparatus of second embodiment of the invention;
Fig. 6 is the amplification profile that intake section is in the assembling attitude among Fig. 5;
Fig. 7 is the perspective exploded view according to the suction silencing apparatus of third embodiment of the invention;
Fig. 8 sucks the amplification profile that silencing apparatus is in assembling condition among Fig. 7;
Fig. 9 is a kind of part sectioned view of suction silencing apparatus of traditional air-tight compressor; And
Figure 10 is the sectional drawing that another kind of tradition sucks silencing apparatus.
Below in conjunction with accompanying drawing embodiments of the invention are illustrated.
As shown in Figure 1, a compressor unit 4 is contained in the compressor case 2.Lubricant oil 6 is contained in the bottom of shell 2.One refrigerant compression cylinder is arranged under the compressor unit 4.The cylinder head 1 that is fixed on the cylinder goes into to the suction silencing apparatus 3 for refrigerant in the cylinder to be connected with usefulness.Suck silencing apparatus 3 and be made into a hollow article, and constitute a receiving cavity that is used for capacity refrigerant, it comprises: an outlet is communicated with inlet hole on being arranged at cylinder head 1; With an inlet 9, be used to receive refrigerant.The inlet 9 of suction silencing apparatus 3 is connected with suction pipe 5 by the elastic connecting pipe 7 of a helical spring shape.Suction pipe 5 passes shell 2, is connected on the vaporizer (not shown) of an outside, thereby makes the refrigerant of from evaporator drier to be fed to suction silencing apparatus in the shell 2.
Fig. 2 is a kind of perspective exploded view that sucks silencing apparatus, and Fig. 3 is the perspective view of the suction silencing apparatus that assembles, and Fig. 4 is the amplification profile of this silencing apparatus inlet of assembling.As shown in the figure, suck silencing apparatus 3 by a pair of suction silencing apparatus box 3 of working in coordination ' and 3 " form.Inlet 9 is formed at this to sucking silencing apparatus box 3 ' and 3 " mutually in the state of combination.Fixedly the connection base 11 of an end of elastic connecting pipe 7 is loaded in the inlet 9.
Connect base 11 and be made into general tube body.Border groove 12 is recessed along the excircle direction on the outer surface that connects base 11.This border groove 12 is connected with inner edge rib 10 form fit of giving prominence in the inner wall surface of inlet 9.Therefore, connect base 11 and be installed in the inlet 9 that sucks silencing apparatus 3, break away from from the latter to prevent the former.The connection recess 13 of a V-arrangement is formed on the outer surface of the bottom that connects base 11.Diameter at an end of elastic connecting pipe 7 diminishes, and forms connecting ring 8, its be connected recess 13 and mesh.The connecting ring 8 of elastic connecting pipe 7 engages with the base 11 that is connected that inserts suction silencing apparatus 3 inlets 9 that is fixed, thereby elastic connecting pipe 7 is connected with suction silencing apparatus 3, thereby, the two can not thrown off mutually.
The front end of suction pipe 5 is inserted into the lower end of elastic connecting pipe 7 with respect to connecting ring 8.The external diameter of suction pipe 5 is less than the internal diameter of elastic connecting pipe 7.Therefore, suction pipe 5 can move along the length direction of elastic connecting pipe 7, like this, although suck silencing apparatus 3 vibrations, can keep the coupled condition of elastic connecting pipe 7 and suction pipe 5.
By above structure, if when compressor operation, the refrigerant compression cylinder vibrates, and sucks also vibration together of silencing apparatus 3, is installed on the elastic connecting pipe 7 that connects on the base 11 (being arranged on the inner wall surface that sucks silencing apparatus 3 inlets 9) so and also produces vibration.When elastic connecting pipe 7 vibrations, move in the longitudinal direction along elastic connecting pipe 7 end of suction pipe 5.Therefore, elastic connecting pipe 7 is not done with respect to the relative movement that sucks silencing apparatus 3.In addition, elastic connecting pipe 7 is fixed in and sucks on the silencing apparatus 3, rather than with suck silencing apparatus 3 and separate, and elastic connecting pipe 7 do not bend, thereby prevents the generation of noise and the leakage of refrigerant.
Fig. 5 is the perspective exploded view of suction silencing apparatus according to another embodiment of the present invention.Fig. 6 is the amplification view that intake section is in assembling condition among Fig. 5.In the present embodiment, an outwards outstanding outer rim rib 22 is formed on the outer surface that connects base 21, and the inner edge groove 23 that engages with outer rim rib 22 is formed on the inner wall surface of inlet 9.Connecting base 21 combines with suction silencing apparatus 3 with the joint of the inner edge groove 23 of inlet 9 by the outer rim rib 22 that connects base 21.As among the above-mentioned last embodiment, formation one V-arrangement connects recess 13 below connecting base 21, connects recess 13 so that be formed at the connecting ring 8 fixing V-arrangements that insert of elastic connecting pipe 7 ends.Therefore, connect the end that base 21 is fixed in elastic connecting pipe 7, the fore-end of suction pipe 5 movably inserts the other end of elastic connecting pipe 7.
Fig. 7 is the perspective exploded view according to the suction silencing apparatus of further embodiment of this invention.Fig. 8 is the amplification profile that the suction silencing apparatus of Fig. 7 is in the assembling attitude.In the present embodiment, one is formed at the border groove 33 that connects on base 31 outer surfaces, and is formed at inner edge rib 34 form fit that suck in silencing apparatus 3 inlets 9 and engages.The one enlarged-diameter part 32 that radially stretches is formed at the bottom that connects base 31.Be formed on the end of the elastic connecting pipe 37 relative with the corresponding reduced part 38 of enlarged-diameter part with being connected base 31.Engaging of the reduced part 38 of the enlarged-diameter part 32 of this elastic connecting pipe 37 by connecting base 31 and elastic connecting pipe 37 and is connected base 31 and do not separate.Simultaneously, the outstanding annular protrusion of a radially outward divides 36 to be formed at the end of inserting the suction pipe 35 in the elastic connecting pipe 37, contacts with the interior radially surface of elastic connecting pipe 37.Like this, the tightness between suction pipe 35 and the elastic connecting pipe 37 is strengthened.Simultaneously, even elastic connecting pipe 37 axially departs from suction pipe 35, what elastic connecting pipe 37 neither be crooked to keep tightness.
As mentioned above, the invention provides a kind of air-tight compressor,, thereby efficiently solve elastic connecting pipe and suck the mutual dropout between the silencing apparatus inlet, the problem that noise produces and refrigerant leaks by the linkage structure of improvement elastic connecting pipe.
Claims (9)
1. an air-tight compressor comprises: a shell; A motor-driven compressor unit is fixed on the described shell; A suction pipe is used for refrigerant is transported to described enclosure from external source; With a suction silencing apparatus, form a refrigerant receiving cavity, it has an inlet, and to receive refrigerant and the outlet from described suction pipe, to give described compressor unit supply refrigerant, this air-tight compressor comprises:
An elastic connecting pipe has a termination, makes flexible insertion of front end of described suction pipe; With
One connects base, is fixedly installed in the inlet of described absorbing silencer, and the other end of described elastic connecting pipe is fixed on the described connection base.
2. a kind of air-tight compressor according to claim 1, it is characterized in that: described connection base is made into a tube body, in the inlet that is inserted into described suction silencing apparatus, the device of the inner wall surface assembling of the outer fringe surface of described connection base and inlet is arranged between the two.
3. a kind of air-tight compressor according to claim 2 is characterized in that: an outer rim rib is dashed forward at the outer surface of described connection base and is established; An inner edge groove that is meshed with described outer rim rib is formed at the inner wall surface of described inlet.
4. a kind of air-tight compressor according to claim 2 is characterized in that: a border groove is recessed at described connection base; An inner edge rib that is meshed with border groove is formed at the inner wall surface of described inlet.
5. a kind of air-tight compressor according to claim 2 is characterized in that: a connection recess is formed on the outer surface of described connection base, and engages with the other end of described elastic connecting pipe.
6. a kind of air-tight compressor according to claim 5 is characterized in that: the diameter of the other end of described elastic connecting pipe is less than the diameter of this pipe, thereby the former is meshed with the described recess that is connected.
7. a kind of air-tight compressor according to claim 2 is characterized in that: described suction silencing apparatus comprises a pair of silencing apparatus box, can be along the plane separation of the axis that is parallel to described connection base.
8. a kind of air-tight compressor according to claim 2 is characterized in that: an outwards outstanding annular protrusion branch radially is formed on the described suction pipe end, and this end is inserted in the described elastic connecting pipe.
9. a kind of air-tight compressor according to claim 2, it is characterized in that: described connection base has an enlarged diameter enlarged radially in its end, and described elastic connecting pipe has a diameter to dwindle part in the end relative with described connection base, and this reduced part partly engages with this enlarged-diameter.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR31592/96 | 1996-07-30 | ||
| KR1019960031592A KR980009912A (en) | 1996-07-30 | 1996-07-30 | Hermetic compressor with muffler for suction of refrigerant |
| KR1019970026583A KR100208354B1 (en) | 1996-07-30 | 1997-06-23 | Hermetic compressor with a suction muffler |
| KR26583/97 | 1997-06-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1185530A true CN1185530A (en) | 1998-06-24 |
| CN1098422C CN1098422C (en) | 2003-01-08 |
Family
ID=26632053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97118552A Expired - Fee Related CN1098422C (en) | 1996-07-30 | 1997-07-30 | Air-tight compressor with suction-in silencer |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPH1082365A (en) |
| CN (1) | CN1098422C (en) |
| BR (1) | BR9704132A (en) |
| IT (1) | IT1293657B1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100416099C (en) * | 2005-03-30 | 2008-09-03 | 松下电器产业株式会社 | Hermetic compressor |
| CN101238291B (en) * | 2005-08-04 | 2011-07-13 | 阿塞里克股份有限公司 | A compressor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050042114A1 (en) * | 2003-08-22 | 2005-02-24 | Samsung Gwang Ju Electronics Co., Ltd. | Hermetic compressor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1210741A (en) * | 1981-08-25 | 1986-09-02 | Hideki Kawai | Sealed type motor compressor |
| KR940003845Y1 (en) * | 1991-12-28 | 1994-06-15 | 주식회사 금성사 | Compressor |
| IT230572Y1 (en) * | 1992-12-21 | 1999-06-07 | Gold Star Co | NOISE SUPPRESSION DEVICE FOR A SEALED PLUNGER COMPRESSOR |
-
1997
- 1997-07-22 JP JP19621797A patent/JPH1082365A/en active Pending
- 1997-07-29 IT ITTO970681 patent/IT1293657B1/en active IP Right Grant
- 1997-07-29 BR BR9704132A patent/BR9704132A/en not_active IP Right Cessation
- 1997-07-30 CN CN97118552A patent/CN1098422C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100416099C (en) * | 2005-03-30 | 2008-09-03 | 松下电器产业株式会社 | Hermetic compressor |
| CN101238291B (en) * | 2005-08-04 | 2011-07-13 | 阿塞里克股份有限公司 | A compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1082365A (en) | 1998-03-31 |
| IT1293657B1 (en) | 1999-03-08 |
| BR9704132A (en) | 1998-12-29 |
| ITTO970681A1 (en) | 1999-01-29 |
| CN1098422C (en) | 2003-01-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C53 | Correction of patent for invention or patent application | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: SAMSUNG ELECTRONICS CO., LTD TO: SAMSUNG GWANGJU ELECTRONICS CO. |
|
| CP03 | Change of name, title or address |
Address after: Kwangju, South Korea Applicant after: Samsung Kwangiu Electronics Co., Ltd. Address before: Gyeonggi Do, South Korea Applicant before: Samsung Electronics Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |