CN1363776A - Air exhaust structure of sealed rotary dual-cavity compressor - Google Patents
Air exhaust structure of sealed rotary dual-cavity compressor Download PDFInfo
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- CN1363776A CN1363776A CN 01144174 CN01144174A CN1363776A CN 1363776 A CN1363776 A CN 1363776A CN 01144174 CN01144174 CN 01144174 CN 01144174 A CN01144174 A CN 01144174A CN 1363776 A CN1363776 A CN 1363776A
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- cavity compressor
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Abstract
An exhaust structure for enclosed rotary dual-cavity compressor features that the compressed gas medium in upper compressing cavity is exhausted to the silencer above upper bearing via the exhaust hole of said upper bearing, and the compressed gas medium in lower compressing cavity is exhausted also to same silencer above upper bearing via a channel between middle disk, upper part of cylinder and upper bearing, resulting in low cost.
Description
Technical field
The invention belongs to the sealed rotary dual-cavity compressor class, relate in particular to the exhaust and the silencer of sealed rotary dual-cavity compressor.
Background technique
At present, (referring to following Fig. 1, shown in Figure 2) by the mechanism portion (4) that rotor (2) and stator (3) are formed, is arranged on the inside of seal container (1) in existing sealed rotary dual-cavity compressor; Running shaft (5) is pressed into the axis hole (2a) that is fixed to perpendicular to above-mentioned rotor (2) center.
In addition, the underpart of above-mentioned running shaft (5) is provided with upper and lower part eccentric shaft (6), (7) of certain altitude difference; Upper and lower part rolling piston (8), (9) are inserted into above-mentioned upper and lower part eccentric shaft (6), (7); For making upper and lower part rolling piston (8), (9) rotation, and provide upper and lower part compression chamber (10), (11) during compressed media gas, be provided with the compression mechanical part of forming by upper and lower part cylinder (13), (14) and upper and lower part bearing (15), (16) (17) across telophragma (12).
And, the valving (20) by valve (18) and retainer (19) formation is set in the outlet port of the exhaust port (15a) of above-mentioned upper bearing (15); Top noise reduction machine (21) is arranged on the top of above-mentioned valving (20), to reduce exhaust noise.Be equipped with the valving (24) that valve (22) and retainer (23) are formed in exhaust port (16a) outlet port of above-mentioned lower bearing (16), bottom noise reduction machine (21) is arranged on the bottom of above-mentioned valving (24), to reduce exhaust noise.
Also have, the suction port (13a) of above-mentioned upper and lower part cylinder (13), (14), (14a) locate to be provided with by pipeline and are communicated to liquid container (26), to prevent the inflow of liquid medium.Be provided with outlet pipe (27) above the above-mentioned seal container (1), make high-pressure medium gas exhaust arrive outside in compression mechanical part (17) compression.
When closed rotary compressor was connected power supply, the rotor (2) of mechanism portion (4) began rotation, was pressed into the also and then rotation of running shaft (5) of above-mentioned rotor (2).
Then, by the rotation of running shaft (5), upper and lower part eccentric shaft (6), (7) that driven rotary axle underpart forms and the upper and lower part rolling piston (8), (9) that are combined in this rotate together.Make suction port (13a), (14a) by upper and lower part cylinder (13), (14), the low-temp low-pressure dielectric gas that will be drawn into upper and lower part compression chamber (10), (11) inside is compressed into high-temperature high-pressure medium gas.
And the dielectric gas of compression in the top compression chamber (10) by valving (20) exhaust, and is vented to seal container (1) inside by the through hole (21a) of top noise reduction machine (21).Simultaneously, the dielectric gas of compression is vented to bottom noise reduction machine (25) inside by valving (24) in the above-mentioned bottom compression chamber (11).Pass through again in lower bearing (16) afterwards, the exhaust passage (not shown) that forms between telophragma (12) and the upper bearing (15) is vented to seal container (1) inside.High-temperature high-pressure medium gas permeation rotor (2) of Pai Chuing and stator (2) thus, and be vented to the outside by outlet pipe (27).
But, in the existing sealed rotary dual-cavity compressor of as above structure, the upper and lower side of upper and lower part bearing (15), (16) must be provided with additional upper and lower part noise reduction machine (21), (25), the noise that exhaust pressure was produced that causes during with minimizing upper and lower part compression chamber (10), (11) exhaust medium, this has limited the reduction of reducing of portion's product and cost.
Summary of the invention
The exhaust structure that the purpose of this invention is to provide a kind of sealed rotary dual-cavity compressor to solve an above-mentioned difficult problem, also is fit to reduce parts and reduce cost simultaneously.
The object of the present invention is achieved like this: it contains seal container, and its top of seal container is provided with outlet pipe; Its internal upper part is provided with the mechanism portion of being made up of stator, rotor; Rotor is built-in with running shaft, and the lower end of running shaft is equipped with upper and lower eccentric shaft, and the upper and lower eccentric shaft place of running shaft bottom is provided with upper and lower rolling piston; The bottom is provided with by upper and lower cylinder in the seal container, telophragma, the compression mechanical part that upper and lower bearing is formed; Be equipped with an exhaust port place on the upper bearing (metal) and be provided with the noise reduction machine; Upper and lower cylinder place respectively is provided with a suction port and has pipeline to be connected to liquid container.The present invention is the exhaust structure that is provided with a dual-cavity compressor at compression mechanical part.
The present invention also can be provided with the exhaust structure of dual-cavity compressor at the telophragma of compression mechanical part and upper cylinder and upper bearing (metal) place.
Because the present invention has adopted above technological scheme, thereby in the exhaust structure of sealed rotary dual-cavity compressor, the dielectric gas of compression is by being formed at the exhaust port of upper bearing, being discharged to the noise reduction machine inside that is arranged on the upper bearing upside in the compression chamber of above-mentioned top.Simultaneously, the dielectric gas that compresses in the compression chamber of bottom is also by being formed at the exhaust passage between telophragma, top cylinder and the upper bearing, being discharged to the noise reduction machine inside that is arranged on upper bearing top.Can deduct the bottom noise reduction machine that is arranged on the lower bearing downside in the prior art like this, enable to reduce portion's product, reduce cost.
Description of drawings
Fig. 1 is the sectional view of existing sealed rotary dual-cavity compressor structure;
Fig. 2 is the expansion sectional drawing of existing medium exhaust structure;
Fig. 3 is the sectional view of the sealed rotary dual-cavity compressor structure of exhaust structure of the present invention;
Fig. 4 is the expansion sectional drawing of medium exhaust structure of the present invention.
Fig. 1, among Fig. 2: 1, seal container, 2, rotor, 2a, revolve the biography axis hole, 3, stator, 4, mechanism portion, 5, running shaft, 6, eccentric shaft on the running shaft, 7, eccentric shaft under the running shaft, 8, last rolling piston, 9, following rolling piston, 10, last compression chamber, 11, the lower compression chamber, 12, telophragma, 13, upper cylinder, 13a, suction port, 14, lower cylinder, 14a, suction port, 15, upper bearing (metal), 15a, exhaust port, 16, lower bearing, 16a, exhaust port, 17, compression mechanical part, 18, valve, 19, retainer, 20, valving, 21, top noise reduction machine, 22, valve, 23, retainer, 24, valving, 25, following noise reduction machine, 26, liquid container, 27, outlet pipe.
Among Fig. 3, Fig. 4: 101: closed container 102: rotor 102a: axis hole 103: stator 104: mechanism portion 105: rotating shaft 106: top eccentric shaft 107: lower eccentric axle 108: top rolling piston 109: bottom rolling piston 110: top compression chamber 111: bottom compression chamber 112: top cylinder 112a, 113a: suction inlet 113: bottom cylinder 114: telophragma 114a: exhaust passage 115: upper bearing 115a: exhaust passage 116: lower bearing 118: noise reduction machine 119: fluid reservoir 120: blast pipe 121: valving 130: exhaust passage.
Mode of execution
Below in conjunction with accompanying drawing, describe the exhaust structure of sealed rotary dual-cavity compressor of the present invention in detail.
Oneself describes in detail the explanation of Fig. 1, Fig. 2 in " background technique ", in this omission.
In Fig. 3, Fig. 4, the basic comprising of closed type dual-cavity compressor of the present invention is roughly the same with existing closed type dual-cavity compressor.That is, seal container (101) inside is provided with the mechanism portion (104) of rotor (102) and stator (103) formation; Running shaft (105) is pressed into and is fixed on the axis hole (102a) that vertically is formed at above-mentioned rotating shaft center.Underpart in above-mentioned running shaft (105), the eccentric shaft of upper and lower part (106), (107) form one; Upper and lower part rolling piston (108), (109) are inserted into above-mentioned upper and lower part eccentric shaft (106), (107) outside.The basic comprising of closed type dual-cavity compressor of the present invention is identical with existing closed type dual-cavity compressor.
In addition, seal container inside is provided with upper and lower part cylinder (112), (113), the compression mechanical part (117) that telophragma (114) and top and the bottom bearing (115), (116) are constituted makes and form upper and lower part compression chamber (110), (111) when upper and lower part rolling piston (108), (109) rotation and pressurized gas.Above-mentioned upper bearing (115) is provided with exhaust port (115a), makes from the pressurized gas of top compression chamber (110) exhaust and is vented to the outside.For making the minimizing noise, above-mentioned exhaust port (115a) top also is provided with noise reduction machine (118).
In addition, suction port (112a), (113a) in above-mentioned upper and lower part cylinder (112), (113) locates respectively to be provided with pipeline and is communicated to liquid container (119), to prevent the inflow of liquid medium.Be provided with outlet pipe (120) above the above-mentioned seal container (101), make high-pressure medium gas exhaust arrive outside in compression mechanical part (117) compression.
Among the present invention, form between above-mentioned bottom compression chamber (111) and telophragma (114), top cylinder (112) and the upper bearing (115) exhaust passage (130,114a, 112a 115b) makes it to be communicated with.Make the dielectric gas of compression in the bottom compression chamber (111) be vented to noise reduction machine (118) inside by above-mentioned exhaust passage (130).
That is, as mentioned above, the dielectric gas of compression can be vented to the noise reduction machine (118) that is arranged on upper bearing (115) upside in the top compression chamber (110); The dielectric gas of compression also can be vented to noise reduction machine (118) inside that is arranged on upper bearing (115) upside in the bottom compression chamber (111) through exhaust passage (130).So just can get rid of the noise reduction machine that is located at the lower bearing downside in the prior art.
The present invention's effect and effect of structure as mentioned above is described as follows:
When power connection, the rotor (102) of mechanism portion (104) begins rotation, be pressed into the also and then rotation of running shaft (105) of rotor (102), then the rotation of running shaft (105) drive that running shaft (105) underpart forms on, lower eccentric axle (106), (107), with be attached to eccentric shaft (106), (107) on, bottom rolling piston (108), (109) rotation together, make by last, bottom cylinder (112), (113) suction port (112a), (113a), be drawn into, bottom compression chamber (110), (111) Nei Bu low-temp low-pressure dielectric gas is compressed into the dielectric gas of High Temperature High Pressure.
Then, the dielectric gas of compression in the above-mentioned top compression chamber (110) is gone up the exhaust port (115a) that forms by upper bearing (115) and is vented to noise reduction machine (118) inside.
Simultaneously, the gas medium of compression in the above-mentioned bottom compression chamber (111) is also by being formed on the exhaust passage (130) between telophragma (114) and the upper bearing (115), being vented to noise reduction machine (118) inside that is arranged on upper bearing (115) top.
Then, the dielectric gas of compression in the above-mentioned top compression chamber (110) is gone up the exhaust port (115a) that forms by upper bearing (115) and is vented to noise reduction machine (118) inside.
Simultaneously, the gas medium of compression in the above-mentioned bottom compression chamber (111) is also by being formed on the exhaust passage (130) between telophragma (114) and the upper bearing (115), being vented to noise reduction machine (118) inside that is arranged on upper bearing (115) top.
By last, the invention relates to the new invention of closed revolution dual-cavity compressor exhaust structure.In dual-cavity compressor of the present invention, upper and lower part compression chamber (110), (111) can be compressed simultaneously.The dielectric gas of compression by the exhaust port (115a) that is formed at upper bearing (115), is vented to noise reduction machine (118) inside that is arranged on upper bearing (115) upside in above-mentioned top compression chamber (110).Simultaneously, the dielectric gas of compression in bottom compression chamber (111), also by being formed at the exhaust passage (130) between telophragma (114), top cylinder (112) and the upper bearing (115), being vented to noise reduction machine (118) inside that is arranged on upper bearing (115) top.Can get rid of the bottom noise reduction machine that is arranged on the lower bearing downside in the prior art like this, can reduce portion's product, reduce cost.
Claims (2)
1, a kind of exhaust structure of sealed rotary dual-cavity compressor contains seal container, and its top of seal container is provided with outlet pipe; Its internal upper part is provided with the mechanism portion of being made up of stator, rotor; Rotor is built-in with running shaft, and the lower end of running shaft is equipped with upper and lower eccentric shaft, and the upper and lower eccentric shaft place of running shaft bottom is provided with upper and lower rolling piston; The bottom is provided with by upper and lower cylinder in the seal container, telophragma, the compression mechanical part that upper and lower bearing is formed; Be equipped with an exhaust port place on the upper bearing (metal) and be provided with the noise reduction machine; Upper and lower cylinder place respectively is provided with a suction port and has pipeline to be connected to liquid container, it is characterized in that, compression mechanical part is provided with the exhaust structure of a dual-cavity compressor.
2, the exhaust structure of a kind of sealed rotary dual-cavity compressor according to claim 1 is characterized in that, the telophragma of compression mechanical part and upper cylinder and upper bearing (metal) place are provided with the exhaust structure of dual-cavity compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01144174 CN1289823C (en) | 2001-12-14 | 2001-12-14 | Air exhaust structure of sealed rotary dual-cavity compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01144174 CN1289823C (en) | 2001-12-14 | 2001-12-14 | Air exhaust structure of sealed rotary dual-cavity compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1363776A true CN1363776A (en) | 2002-08-14 |
| CN1289823C CN1289823C (en) | 2006-12-13 |
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ID=4677360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01144174 Expired - Fee Related CN1289823C (en) | 2001-12-14 | 2001-12-14 | Air exhaust structure of sealed rotary dual-cavity compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1289823C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749238A (en) * | 2008-11-28 | 2010-06-23 | 三星电子株式会社 | Rotary compressor |
| CN103452854A (en) * | 2013-08-19 | 2013-12-18 | 广东美芝制冷设备有限公司 | Rotary compressor |
-
2001
- 2001-12-14 CN CN 01144174 patent/CN1289823C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749238A (en) * | 2008-11-28 | 2010-06-23 | 三星电子株式会社 | Rotary compressor |
| CN103452854A (en) * | 2013-08-19 | 2013-12-18 | 广东美芝制冷设备有限公司 | Rotary compressor |
| CN103452854B (en) * | 2013-08-19 | 2016-06-29 | 广东美芝制冷设备有限公司 | Rotary compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1289823C (en) | 2006-12-13 |
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