CN102384090A - Screw type inflator - Google Patents
Screw type inflator Download PDFInfo
- Publication number
- CN102384090A CN102384090A CN2011103081187A CN201110308118A CN102384090A CN 102384090 A CN102384090 A CN 102384090A CN 2011103081187 A CN2011103081187 A CN 2011103081187A CN 201110308118 A CN201110308118 A CN 201110308118A CN 102384090 A CN102384090 A CN 102384090A
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- cabinet
- main chamber
- interlayer
- air outlet
- concubine
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Abstract
he invention discloses a screw type inflator, comprising a screw type compressor host, an oil cooler, a cabinet equipped with an air intake and an air outlet and sound absorbing material arranged in the cabinet inner wall. The cabinet is provided with a main chamber and an auxiliary chamber, which are divided by an interlayer; the screw type compressor host is arranged in the main chamber of the cabinet; a lower part of the interlayer is provided with a main chamber air intake right opposite to a driving motor of the screw type compressor host; an upper part of the interlayer is provided with a main chamber air outlet, which is equipped with the oil cooler; the cabinet air outlet is arranged on an end face box wall of the auxiliary chamber; the cabinet air inlet is arranged on an upper part of a side surface box wall of the auxiliary chamber; the cabinet auxiliary chamber is provided with an auxiliary chamber interlayer, which divides interior of the auxiliary chamber into an air inlet channel and an air outlet channel. The invention solves problems of an existing screw type inflator, such as large noise and low whole machine working performance caused by negative air pressure in the cabinet.
Description
Technical field
The present invention relates to machinery manufacturing technology field, the screw air compressor of outside cabinet especially is housed.
Background technique
The vibration and the pneumatic noise that produce when the vibrating noise of screw-rod air compressor main frame operation and cooling blower operation are all very big, and the sound intensity of this noise is difficult to stand for some work and living environment sometimes up to 90 decibels.Noise intensity when reducing its work.Existing technical scheme is outside this screw-rod air compressor, to set up cabinet; Cabinet side-walls over against the drive motor cooling air inlet place of screw-rod air compressor is provided with suction port; End face sidewall at cabinet is provided with the cooling air outlet; The oil cooler of screw-rod air compressor is housed in the outlet of the inherent cooling air of said cabinet, at the suction port end of this oil cooler blower fan is housed, the inwall of this cabinet is equipped with sound absorbing material.The existing this screw-rod air compressor that adds outside cabinet; Because its suction port is over against the body of screw-rod air compressor; The vibration noise that sends from this body can directly come out to the cabinet external radiation through suction port; In addition, direct installing blower fan on the oil cooler of the air outlet of cabinet, noise that this blower fan sends and cooling air are blown over the noise that oil cooler produces and also can directly outwards be radiated from the cabinet air outlet.
Therefore, this screw-rod air compressor is still bigger at the outside noise of casing, like 2M
3Screw-rod air compressor, its case external noise intensity still reaches about 80 decibels, and still difficulty is satisfied requires little occasion to use such as hospital, scientific experiment chamber etc. to noise intensity; In addition, it is negative pressure that this structure makes the air in the cabinet, and when being installed in the screw-rod air compressor work of cabinet inside, its intakeport inspiratory effects in the negative air pressure cabinet is affected, and has also influenced the air displacement of air compressor, and the service behaviour of air compressor is reduced.
Summary of the invention
Problem to be solved by this invention provides a kind of screw-rod air compressor, and is big to solve existing screw-rod air compressor noise, because the problem that the complete machine service behaviour that the negative air pressure in the cabinet causes reduces.
In order to address the above problem; This screw-rod air compressor includes screw type compression main frame; Oil cooler is provided with the cabinet of cabinet suction port and cabinet air outlet and the sound absorbing material that is contained in said cabinet inwall, and said cabinet inside is provided with by interlayer and is partitioned into main chamber and concubine; Said screw type compression main frame is contained in the main chamber of said cabinet, and the bottom of said interlayer is provided with over against main chamber's suction port of said screw type compression host driven motor; The top of said interlayer is provided with the air outlet, main chamber, at this place, air outlet, main chamber oil cooler is housed; Said cabinet air outlet is located on the end face tank wall of said concubine, and said cabinet suction port is located at the top of the side tank wall of said concubine; The concubine of said cabinet is provided with the concubine interlayer, and this concubine interlayer is separated out this concubine inside the gas-entered passageway and the outlet passageway of connection air outlet, main chamber to the cabinet air outlet that is communicated with cabinet suction port suction port to the main chamber.
In the technique scheme, more concrete scheme can be: at suction port place, said cabinet main chamber blower fan is housed.
Owing to adopted technique scheme, the present invention compared with prior art has following beneficial effect:
1, adopts the special air channel design of setting up concubine and interlayer; Noise sound wave when having avoided the screw-rod air compressor running directly from the suction port of cabinet and cabinet air outlet to external radiation, most of sound wave can not directly be absorbed by the sound absorbing material in the main chamber to the cabinet external radiation; And the noise sound wave of air compressor afterbody fan or blower fan can not reduce the outer noise of cabinet greatly directly to the cabinet external radiation.Like 2M
3Screw-rod air compressor, its case external noise intensity reaches about 80 decibels, behind use the present invention, the outer noise actual measurement of its cabinet can reach about 60 decibels, reaches the noise decibel of normal operation circumstances.The maximum efficiency of bringing thus is exactly: this low noise screw-rod air compressor disclosed by the invention has not only been popularized now in factory application and has been extended to hospital's (like system oxygen and special equipment) and laundry, hotel and other equipment and scientific experiment chamber; Also have these working environments that need peace and quiet such as 4S automobile exclusive shop; The application in these fields can effectively reduce noise to get off; Use prospect very wide in the intensive occasion of these personnel, and environmental protection is had substantial meaning;
2, the design of special air supply position; Making the air in the cabinet main chamber is positive air pressure; The initial pressure of air compressor host intakeport obtains increasing, and when relatively the cabinet inside air was negative air pressure in the existing technology, the working environment of screw-rod air compressor improved; Inspiratory effects is better, and the service behaviour of complete machine is significantly improved.Like 3M
3After screw-rod air compressor used the present invention, its air displacement had increased about 5%.In addition, the design of this air supply position makes that the milder heat exchange of complete machine sound is more even, and radiating effect covers all parts in the whole air compressor, and reaches quiet and the better double effects of radiating effect.
Description of drawings
Fig. 1 is the plan view of the embodiment of the invention one;
Fig. 2 is the right elevation of the embodiment of the invention one;
Fig. 3 is the plan view of the embodiment of the invention two.
Embodiment
Implement the present invention is made further detailed description below in conjunction with accompanying drawing:
Fig. 1, screw-rod air compressor embodiment one shown in Figure 2 are made up of cabinet 1, acoustical cotton 2, oil cooler 3, concubine interlayer 4, air port cover net 5, interlayer 6, blower fan 7, screw type compression main frame and drive motor 8.
This screw-rod air compressor has screw type compression main frame 8, oil cooler 3, and the acoustical cotton 2 that is provided with the cabinet 1 of cabinet suction port and cabinet air outlet and is contained in cabinet 1 inwall, cabinet 1 inside is provided with by interlayer and is partitioned into main chamber and concubine; Screw type compression main frame 8 is contained in the main chamber of cabinet 1, and the bottom of interlayer 6 is provided with over against main chamber's suction port of screw type compression host driven motor 8; The top of interlayer 6 is provided with the air outlet, main chamber, at this place, air outlet, main chamber oil cooler 3 is housed; The cabinet air outlet is located on the end face tank wall of concubine, and the cabinet suction port is located at the top of the side tank wall of concubine; The concubine of cabinet 1 is provided with concubine interlayer 4; This concubine interlayer 4 is separated out this concubine inside the gas-entered passageway and the outlet passageway of connection air outlet, main chamber to the cabinet air outlet that is communicated with cabinet suction port suction port to the main chamber, and air port cover net 5 all is installed outside cabinet suction port and the cabinet air outlet; Blower fan 7 is equipped with at suction port place, said cabinet main chamber.
Screw-rod air compressor embodiment two shown in Figure 3 in order to adapt to the needs of multiple occasion, in the foregoing description one, has removed blower fan 7, and the blower fan of installing with these screw type compression host driven motor 8 afterbodys replaces.
During 8 runnings of screw type compression main frame; Its drive motor afterbody fan or blower fan 7 start and from concubine exhausting blow to the main chamber, produce positive air pressure in the main chamber, air stream is through whole main chamber; Absorbed the oil cooler 3 of the air of heat through the main chamber; Discharged by the cabinet air outlet of positive air pressure from concubine, this moment, the concubine air inlet duct was a negative air pressure, and air is constantly flowed into from the cabinet suction port that is located at concubine.The noise sound wave major part of whole screw-rod air compressor 8 can not directly be absorbed 3 to cabinet 1 external radiation by the sound absorbing material in the main chamber, and the fan of air compressor afterbody or the noise sound wave of blower fan 7 can not be directly to cabinet 1 external radiations; Air in the cabinet main chamber at screw-rod air compressor place is a positive air pressure, has increased the initial pressure of air compressor intakeport, has improved the working environment of complete machine, has improved the service behaviour of complete machine; Concubine suction port place is a negative air pressure, and the main chamber is a positive air pressure, makes whole air circulation more smooth, and radiating effect is better.
Claims (2)
1. screw-rod air compressor; Include screw type compression main frame; Oil cooler is provided with the cabinet of cabinet suction port and cabinet air outlet and the sound absorbing material that is contained in said cabinet inwall, and it is characterized in that: said cabinet inside is provided with by interlayer and is partitioned into main chamber and concubine; Said screw type compression main frame is contained in the main chamber of said cabinet, and the bottom of said interlayer is provided with over against main chamber's suction port of said screw type compression host driven motor; The top of said interlayer is provided with the air outlet, main chamber, at this place, air outlet, main chamber oil cooler is housed; Said cabinet air outlet is located on the end face tank wall of said concubine, and said cabinet suction port is located at the top of the side tank wall of said concubine; The concubine of said cabinet is provided with the concubine interlayer, and this concubine interlayer is separated out this concubine inside the gas-entered passageway and the outlet passageway of connection air outlet, main chamber to the cabinet air outlet that is communicated with cabinet suction port suction port to the main chamber.
2. screw-rod air compressor according to claim 1 is characterized in that: at suction port place, said cabinet main chamber blower fan is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103081187A CN102384090A (en) | 2011-10-12 | 2011-10-12 | Screw type inflator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103081187A CN102384090A (en) | 2011-10-12 | 2011-10-12 | Screw type inflator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102384090A true CN102384090A (en) | 2012-03-21 |
Family
ID=45823805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103081187A Pending CN102384090A (en) | 2011-10-12 | 2011-10-12 | Screw type inflator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102384090A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018379A (en) * | 2012-11-23 | 2013-04-03 | 上海仪电分析仪器有限公司 | Rapid cooling structure for gas chromatograph column box |
| CN107893743A (en) * | 2017-11-24 | 2018-04-10 | 中山市创艺生化工程有限公司 | A kind of low noise sound insulation air compressor machine |
Citations (9)
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|---|---|---|---|---|
| CN2237739Y (en) * | 1995-01-26 | 1996-10-16 | 侯凯杰 | Simple cooling blasting device for box-type noiseless air-compressor |
| CN2300642Y (en) * | 1997-07-25 | 1998-12-16 | 北京中科远望技术公司 | Oxygen prepn. equipment |
| JPH11264391A (en) * | 1998-03-19 | 1999-09-28 | Hitachi Ltd | Package type scroll compressor |
| JP2007239721A (en) * | 2006-03-13 | 2007-09-20 | Anest Iwata Corp | Package type compressor |
| CN200982284Y (en) * | 2006-12-01 | 2007-11-28 | 上海优耐特斯压缩机有限公司 | Air-cooled air compressor layout structure |
| CN201106542Y (en) * | 2007-11-19 | 2008-08-27 | 岑焕军 | Novel air compressor |
| CN201351609Y (en) * | 2009-02-06 | 2009-11-25 | 绍兴瑞气压缩机有限公司 | Screw air compressor tank body structure |
| CN201517483U (en) * | 2009-10-20 | 2010-06-30 | 珠海市瑞丰医疗器械有限公司 | Air compressor |
| CN202348679U (en) * | 2011-10-12 | 2012-07-25 | 柳州市安龙机械设备有限公司 | Screw-type air compressor |
-
2011
- 2011-10-12 CN CN2011103081187A patent/CN102384090A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2237739Y (en) * | 1995-01-26 | 1996-10-16 | 侯凯杰 | Simple cooling blasting device for box-type noiseless air-compressor |
| CN2300642Y (en) * | 1997-07-25 | 1998-12-16 | 北京中科远望技术公司 | Oxygen prepn. equipment |
| JPH11264391A (en) * | 1998-03-19 | 1999-09-28 | Hitachi Ltd | Package type scroll compressor |
| CN1229887A (en) * | 1998-03-19 | 1999-09-29 | 株式会社日立制作所 | Package-type scroll compressor |
| JP2007239721A (en) * | 2006-03-13 | 2007-09-20 | Anest Iwata Corp | Package type compressor |
| CN200982284Y (en) * | 2006-12-01 | 2007-11-28 | 上海优耐特斯压缩机有限公司 | Air-cooled air compressor layout structure |
| CN201106542Y (en) * | 2007-11-19 | 2008-08-27 | 岑焕军 | Novel air compressor |
| CN201351609Y (en) * | 2009-02-06 | 2009-11-25 | 绍兴瑞气压缩机有限公司 | Screw air compressor tank body structure |
| CN201517483U (en) * | 2009-10-20 | 2010-06-30 | 珠海市瑞丰医疗器械有限公司 | Air compressor |
| CN202348679U (en) * | 2011-10-12 | 2012-07-25 | 柳州市安龙机械设备有限公司 | Screw-type air compressor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018379A (en) * | 2012-11-23 | 2013-04-03 | 上海仪电分析仪器有限公司 | Rapid cooling structure for gas chromatograph column box |
| CN107893743A (en) * | 2017-11-24 | 2018-04-10 | 中山市创艺生化工程有限公司 | A kind of low noise sound insulation air compressor machine |
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Application publication date: 20120321 |