CN1769690A - Suction silencer of hermetic compressor - Google Patents
Suction silencer of hermetic compressor Download PDFInfo
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- CN1769690A CN1769690A CN 200410072667 CN200410072667A CN1769690A CN 1769690 A CN1769690 A CN 1769690A CN 200410072667 CN200410072667 CN 200410072667 CN 200410072667 A CN200410072667 A CN 200410072667A CN 1769690 A CN1769690 A CN 1769690A
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- suction
- base part
- noise machine
- hermetic compressor
- cover portions
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Abstract
The invention discloses a suction silencer of closed-style compressor, which comprises the following parts: base part with inlet, outlet and lid part, wherein the base part contains certain space; the outlet sucks the coolant to the cylinder of compression chamber; the lid part connects the base part to cover the space of base part. The structure reduces the component quantity of suction silencer, which saves the assemblage course and time of suction silencer.
Description
Technical field
The present invention relates to hermetic compressor, relate in more detail: reduce to be drawn into the invention of suction noise machine of hermetic compressor of noise of the refrigerant of pressing chamber from the outside.
Background technique
Hermetic compressor (following abbreviation compressor) is to be made of following components: according to the press part of back and forth movement compression refrigerant; Supply with the electronic portion of power to press part; Airtight seal container of accommodating press part and electronic portion.
At first, with reference to Fig. 1 the formation according to the hermetic compressor of conventional art is elaborated.
As shown in the figure, the inside of the seal container (1) that is made of upper container (1a) and bottom container (1b) is provided with framework (2).The below of framework (2) possesses has stator (3).Framework (2) will utilize the inside of spring (S) and seal container (1), i.e. the bottom surface setting that keeps at a certain distance away.
The central authorities of aforesaid framework (2) are formed with the pylon (2a) that protrudes downwards, and its inside possesses the axis hole (not prompting among the figure) that oriented above-below direction is communicated with.The inside of pylon (2a) promptly is provided with running shaft (5) in the axis hole.The lower outer periphery of running shaft (5) is pressed into and is fixed with rotor (4).Rotor (4) will interact according to the electro permanent magnetic with stator (3) and rotate.Rotation military order running shaft (5) rotation of rotor (4).Upper end in running shaft (5), the cam pin (5a) that together drives connecting rod (8) will form with respect to the rotating center of running shaft (5) is eccentric.
The upside of framework (2) is formed with cylinder (6).The inside of cylinder (6) possesses has pressing chamber (6a).In addition, the inside of pressing chamber (6a) is inserted with piston (7).Piston (7) will utilize the connecting rod (8) and the cam pin (5a) of running shaft to link.
In addition, a side of pressing chamber (6a) is provided with the valve sets (9) of control to the refrigerant of pressing chamber suction and discharge.The place ahead of valve sets (9) is provided with the suction noise machine (10) of the noise that reduces the refrigerant that flows into to pressing chamber (6a).In the below that sucks noise machine (10), connect bottom container (1b) and be provided with suction pipe (11).The upper side end of suction pipe (11) possesses the lid of binding (12) is arranged, and the refrigerant that is drawn into suction pipe (11) directly is drawn into sucks in the noise machine (10).
In the symbol shown in Fig. 1, the 13rd, be used for the oil in the gap between each member of lubricated and cooling compressor.
Below, with reference to Fig. 2 the formation of aforesaid suction noise machine (10) is elaborated.
Suction noise machine (10) in the past is to be made of following components: possess the substrate (10a) of suction port (10b); Be arranged at the inside of substrate (10a), the diaphragm portion (10c) that the inner space that sucks the noise machine is separated up and down; Be incorporated into the upside of substrate (10a), and possess and have and to be discharged to the cover cap (10e) of the exhaust port (10f) of pressing chamber one side sucking refrigerant that noise machine inside reduced noise.In addition, the inside of diaphragm portion (10c) is formed with refrigerant is moved to the connecting tube between the space up and down (10d) of separating according to diaphragm portion (10c).Insert in the suction port (10b) of substrate in addition, (10a) to be fixed with and link lid (12).
But, the suction noise facility of aforesaid hermetic compressor according to conventional art have following problem points: aforesaid suction noise machine (10) according to conventional art is by substrate (10a), diaphragm portion (10c), cover cap (10e) is assembled back formation mutually, therefore need be corresponding to the packing engineering of the number of components.Therefore, the increase of a plurality of members and engineering will inevitably cause the rising of compressor fabricating cost, and because the activity duration is elongated, causes producibility low.
In addition, in the process of each member of assembling, with the assembling tolerance that takes place between the member.In case take place by this assembling tolerance, fixedly diaphragm portion (10c) that especially can not be certain, therefore when compressor operating, diaphragm portion (10c) will flow.Flowing of diaphragm portion (10c) will become the problem that causes noise after diaphragm portion (10c) collides with substrate (10a), cover cap (10e).
In addition, be drawn in the aforesaid suction noise machine (10), insert in the suction port (10b) of substrate (10a) to be provided with to link and cover (12) in order to make refrigerant.Link lid (12) and will separate making, therefore, link the reason that lid (12) also will become the fabricating cost that increases compressor with suction noise machine (10).
Summary of the invention
The present invention proposes in order to improve above-mentioned problem.Therefore, the purpose of this invention is to provide: suction noise machine with simple structure.
To achieve these goals, the present invention includes following components constitutes: possess suction port is arranged, inside is formed with the base part in certain space; Possessing has the refrigerant that will suck to be discharged to the exhaust port of the pressing chamber of cylinder, and with after base part combines, hides the cover portions in the space of base part.
Suction port should prolong to inside from the outer of base part.The outboard end of suction port is formed with the suction guiding device of oviduct shape.
In addition, suction port and suction guiding device should be integrally formed with base part.
Be formed with the discharge tube that prolongs to the below of cover portions in the cover portions.Discharge tube and suction port orthogonal form.
Base part and cover portions should be utilized the binder combination.Perhaps form fixed hook in a side of base part and cover portions, opposite side possesses the pocket for the punch head that fixed hook is inserted, thereby assembles base part mutually and cover portions is also harmless.
In addition, base part and cover portions can be utilized the anchor clamps combination.
According to aforesaid formation, not only can make simple that the structure that sucks the noise machine becomes, can also reduce to be drawn into the noise of the refrigerant that sucks noise machine inside easily.
As mentioned above, suction noise machine according to the present invention has following effect: suction noise machine according to the present invention is to be made of base part and cover portions.After at first making base part and cover portions, the member that interfixes again, thus can make manufacturing cost and the packing engineering simplification that sucks the noise machine.
In addition, the discharge tube that guides to exhaust port owing to the refrigerant that will be drawn into suction noise machine inside is formed in the cover portions, has therefore deleted these constitutive requirements of diaphragm portion in the past.In the structure of aforesaid deletion diaphragm portion, because the number of components minimizing, thereby the built-up time that sucks the noise machine is shortened.
In addition, in suction noise machine of the present invention,, therefore deleted binding lid in the past because the suction guiding device of base part extends near the outlet of suction pipe.Link in the structure of lid in aforesaid deletion,, thereby the built-up time that sucks the noise machine is shortened at first owing to number of components reduces.In addition, owing to there has not been to assemble the engineering of above-mentioned binding lid, make the packing engineering of compressor become more simple.
As mentioned above, by making the structure simplification that sucks the noise machine, delete diaphragm portion again and link the structure of lid, it is simple that the engineering that not only can make assembling suck the noise machine becomes, and can also make simple that the engineering of assemble compressible machine becomes.In addition, because the simplification of compressor assembling engineering can be produced more compressor in the unit time, therefore can improve producibility.
Description of drawings
Fig. 1 is the sectional view of pointing out out according to the formation of the hermetic compressor of conventional art.
Fig. 2 is the decomposition view of pointing out out according to the formation of conventional art.
Fig. 3 is the decomposition view of pointing out out according to the possible embodiment of the suction noise machine of hermetic compressor of the present invention.
Fig. 4 is the part oblique drawing of pointing out out the inside of the suction noise machine under the state of isolating cover portions.
Fig. 5 is the planimetric map of pointing out out according to the refrigerant flow direction of suction noise machine of the present invention.
The symbol description of accompanying drawing major component:
50: suck noise machine 51: base part
51a: shell 51b: suction port
51c: suck guiding device 51d: oily exhaust port
53: cover portions 53a: lid (cap)
53b: exhaust port 53c: discharge tube
53d: fixed end
Embodiment
Below, the structure to suction noise machine according to the present invention is elaborated with reference to the accompanying drawings.Fig. 3 is the decomposition view of pointing out out according to the possible embodiment of the suction noise machine of hermetic compressor of the present invention.Fig. 4 is the part oblique drawing of pointing out out the inside of the suction noise machine under the state of isolating cover portions.
As shown in the figure, sucking noise machine (50) is to be made of base part (51), the cover portions (53) that is incorporated into base part (51) upside.
At first, base part (51) is made of following components: the inner shell (51a) that forms certain space; Be formed at the downside of shell (51a), more detail is the suction port (51b) of the downside internal face of shell.Suction port (51b) extends to the inner space from the outer of shell (51a).That is, suction port (51b) side protrudes into the outside of shell (51a), and opposite side will be opened to shell (51a) inside.Suction port (51b) and shell (51a) are integrally formed.
The process that forms suction port (51b) in the shell (51a) is as follows: at first, and by making shell (51a) to certain mould injecting synthetic resin.In this process, can on mould, increase suction port (51b) shape.Perhaps, suction port (51b) can utilize punching means punching formation on shell (51a) such as perforator.In addition, can be fixed in shell (51a) wall formation suction port (51b) according to pipe is close to.Therefore, the form of formation suction port (51b) can be according to designer's hobby decision in shell (51a).
One side of suction port (51b), promptly the end of protruding to the outside of shell (51a) is formed with and sucks guiding device (51c).Suck guiding device (51c) and form the oviduct shape of just expanding more more laterally.It should be integrally formed sucking guiding device (51c) and suction port (51b).Therefore, integrally formed suction port (51b) and suck guiding device (51c) in the shell (51a).But, also can utilize binder etc. will suck the end that guiding device (51c) is attached to suction port (51b).In addition, the following side perforation of shell (51a) is formed with oily exhaust port (51d), and side thereon is formed with fixed groove (51e) along the periphery of shell (51a).Fixed groove (51e) is the fixed end (53d) that inserts the cover portions (53) that will illustrate below.
Aforesaid base part (51) should be and shell (51a), suction port (51b), suck guiding device (51c), (51d) is integrally formed for oily exhaust port.
In addition, cover portions (53) is made of following components: cover the lid (53a) above base part (51) and the shell (51a); To the top of lid (53a), that is, discharge the exhaust port (53b) of refrigerant to the pressing chamber of cylinder; In order to make exhaust port (53b) protrusion above lid (53a), the protrusion pipe (53c) of direction prolongation up and down.The lower end of lid (53a) is formed with the inner fixed end (53d) of fixed groove (51e) that is inserted in shell (51a).After cover portions (53) is incorporated into base part (51), discharge tube (53c) will become being drawn into the passage that the refrigerant that sucks noise machine inner space guides to pressing chamber.The downside end of discharge tube (53c) is open with the inside of basad (51), and upper side end will protrude to the top of lid (53a).The upper side end of discharge tube (53c) possesses has exhaust port (53b).Aforesaid discharge tube (53c) should be integrally formed with lid (53a).
The process that discharge tube (53c) is integrally formed in the lid (53a) is as follows: at first by making lid (53a) to certain mould injecting synthetic resin.Therefore on mould, increase discharge tube (53c) shape, can produce the lid (53a) of discharge tube (53c) bodily form easily.But, also can make lid (53a) and discharge tube (53c) separately after, discharge tube (53c) is fixed on the lid (53a) also can.That is, after perforation forms through hole (not prompting among the figure) on lid (53a), insert discharge tube (53c) by through hole.At this moment, at the outer circumferential face coating certain amount of bonding agent of above-mentioned discharge tube (53c), fixing above-mentioned lid (53a) that just can be firm and discharge tube (53c).Above-mentioned discharge tube (53c) is formed at the not concrete restriction of form of lid (53a).Therefore multiple choices can be arranged.But, above-mentioned cover portions (53) preferably and the lid (53a), exhaust port (53b), discharge tube (53c), (53d) is integrally formed for fixed end.
The mutual assembling of base part of Gou Chenging (51) and cover portions (53) is at first by bonding beginning as mentioned above.In order to suck noise machine (50), at first cover portions (53) is inserted in the upside of base part (51) by bonding formation.At this moment, the fixed end (53d) of cover portions (53) is inserted in the fixed groove (51e) of the upper end of shell (51a).Then, between fixed end (53d) and fixed groove (51e), inject binder, fixed base bottom (51) and cover portions (53) that then can be firm.But, at first behind the one or both sides coating adhesive of fixed end (53d) or fixed groove (51e), assemble also harmless again.
In addition, base part (51) and cover portions (53) can be assembled the back according to following mode and be formed the noise machine (50) that sucks: form fixed hook in a side, after opposite side possesses the pocket for the punch head that inserts fixed hook both are assembled mutually then.
In addition, at first assemble base part (51) and cover portions (53) after, utilize other connector element, for example the side in base part (51) and cover portions (53) hangs up anchor clamps etc., forms that to suck noise machine (50) also harmless.
Below, with reference to Fig. 5, to being elaborated of constituting by base part (51) and cover portions (53) according to the refrigerant in the suction noise machine of the present invention is mobile.
At first, it is adjacent to be arranged at the end of suction guiding device (51c) and suction pipe (11) of suction noise machine (50) of seal container inside of compressor.In this state, after outside refrigerant flows into by the suction pipe (11) that connects seal container, refrigerant will be drawn into according to suction guiding device (51c) and suck noise machine (50) inside.That is, will be inhaled into base part (51) inside by extending to the inner suction port (51b) of base part (51) by the refrigerant that sucks guiding device (51c) suction, and in the spatial diffusion of inner end to suction noise machine (50).The refrigerant of diffusion will collide with the internal face of shell (51a).At this moment, the oil that comprises in the refrigerant will be fallen the below owing to the effect of gravity.The oil that falls will be discharged to by oily exhaust port (51d) and suck noise machine (50) outside.In addition, be diffused into the discharge tube (53c) that the refrigerant that sucks noise machine (50) inner space will flow into the top, thereby move in the exhaust port (53b).The refrigerant of discharging by exhaust port (53b) will flow in the pressing chamber (not prompting among the figure).
In aforesaid refrigerant flowed, the process that reduces noise was as follows.
At first, the refrigerant that sucks by suction port (51b) will with suck noise machine (50) interior sidewall surface, that is, and the collision of the internal face of shell (51a), at this moment since impact noise will be weakened for the first time.Then, the refrigerant that is drawn into suction port (51b) will be diffused into the inner space that sucks noise machine (50).At this moment, the volume of the inner space of suction noise machine is greater than the volume of suction port (51b).Therefore, refrigerant moves to the wide volume from narrow place, will reduce the pressure and the pulsation of refrigerant, therefore can weaken noise the 2nd time.As mentioned above, the noise of the refrigerant of suction can be realized quiet operation after weakening according to suction noise machine (50).
As mentioned above, basic thought according to the present invention is: sucking the noise machine is simply to constitute with base part and cover portions.Right of the present invention is not confined to aforesaid embodiment, but is decided by the record in claims.Under the situation that does not exceed the technology of the present invention scope of putting down in writing in claims, the operator of relevant industries can carry out various deformation and modification to it.
As mentioned above, suction noise machine according to the present invention has following effect: suction noise machine according to the present invention is to be made of base part and cover portions.After at first making base part and cover portions, the above-mentioned member that interfixes again, thus can make manufacturing cost and the packing engineering simplification that sucks the noise machine.
In addition, the discharge tube that guides to exhaust port owing to the refrigerant that will be drawn into suction noise machine inside is formed in the cover portions, has therefore deleted these constitutive requirements of diaphragm portion in the past.In the structure of aforesaid deletion diaphragm portion, because the number of components minimizing, thereby the built-up time that sucks the noise machine is shortened.
In addition, in suction noise machine of the present invention,, therefore deleted binding lid in the past because the suction guiding device of base part extends near the outlet of suction pipe.Link in the structure of lid in aforesaid deletion,, thereby the built-up time that sucks the noise machine is shortened at first owing to number of components reduces.In addition, owing to there has not been to assemble the engineering of above-mentioned binding lid, make the packing engineering of compressor become more simple.
As mentioned above, by making the structure simplification that sucks the noise machine, delete diaphragm portion again and link the structure of lid, it is simple that the engineering that not only can make assembling suck the noise machine becomes, and can also make simple that the engineering of assemble compressible machine becomes.In addition, because the simplification of compressor assembling engineering can be produced more compressor in the unit time, therefore can improve producibility.
Claims (9)
1, a kind of suction noise machine of hermetic compressor, it is characterized in that including following several sections and constitute: possess suction port is arranged, inside is formed with the base part in certain space; Possessing has the refrigerant that will suck to be discharged to the exhaust port of the pressing chamber of cylinder, and with after base part combines, hides the cover portions in the space of base part.
2, the suction noise machine of hermetic compressor according to claim 1 is characterized in that suction port is to prolong from the outer of base part to inside.
3,, it is characterized in that the outboard end of suction port is formed with the suction guiding device of loudspeaker tubulose according to the suction noise machine of claim 1 or the described hermetic compressor of claim 2.
4,, it is characterized in that suction port and suction guiding device and base part are integrally formed according to the suction noise machine of claim 2 or the described hermetic compressor of claim 3.
5,, it is characterized in that cover portions is formed with the discharge tube that prolongs to the below of cover portions from exhaust port according to the suction noise machine of claim 1 or the described hermetic compressor of claim 3.
6, the suction noise machine of hermetic compressor according to claim 5 is characterized in that discharge tube and suction port orthogonal form.
7, the suction noise machine of hermetic compressor according to claim 1 is characterized in that base part and cover portions utilize the binder combination.
8, the suction noise machine of hermetic compressor according to claim 1 is characterized in that a side of base part and cover portions is formed with fixed hook, and opposite side possesses the pocket for the punch head that inserts fixed hook is arranged.
9, the suction noise machine of hermetic compressor according to claim 1 is characterized in that base part and cover portions utilize the anchor clamps combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072667 CN1769690A (en) | 2004-11-05 | 2004-11-05 | Suction silencer of hermetic compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072667 CN1769690A (en) | 2004-11-05 | 2004-11-05 | Suction silencer of hermetic compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1769690A true CN1769690A (en) | 2006-05-10 |
Family
ID=36751176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410072667 Pending CN1769690A (en) | 2004-11-05 | 2004-11-05 | Suction silencer of hermetic compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1769690A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748268A (en) * | 2012-07-25 | 2012-10-24 | 黄石东贝电器股份有限公司 | Refrigerator compressor provided with external exhaust silencing cavity |
-
2004
- 2004-11-05 CN CN 200410072667 patent/CN1769690A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748268A (en) * | 2012-07-25 | 2012-10-24 | 黄石东贝电器股份有限公司 | Refrigerator compressor provided with external exhaust silencing cavity |
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Owner name: TAIZHOU LG ELECTRONICS FREEZER CO., LTD. Free format text: FORMER OWNER: LG ELECTRONICS ( TIANJIN ) ELECTRICAL APPLIANCES CO., LTD. Effective date: 20091225 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20091225 Address after: No. 2 Yingbin Road, Taizhou Economic Development Zone, Jiangsu Province, China: 225300 Applicant after: Taizhou LG Electronics Refrigerator Co., Ltd. Address before: Beichen District, Tianjin Xing Dian Highway Code: 300402 Applicant before: Lejin Electronic and Electric Appliance Co., Ltd. (Tianjin) |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |