CN2888126Y - Improved silencing wind pump - Google Patents
Improved silencing wind pump Download PDFInfo
- Publication number
- CN2888126Y CN2888126Y CN 200520126737 CN200520126737U CN2888126Y CN 2888126 Y CN2888126 Y CN 2888126Y CN 200520126737 CN200520126737 CN 200520126737 CN 200520126737 U CN200520126737 U CN 200520126737U CN 2888126 Y CN2888126 Y CN 2888126Y
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- layer
- noise reduction
- silencing
- container body
- outer cover
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Abstract
The utility model relates to an improved silent air pump, comprising an engine used as a power device, a compressor, a base, a casing, an electric control unit and an air silencing filter, characterized in that a silencing and sound insulation assembly layer on the said casing is composed of an inside silencing layer and an outside strengthening layer; the inside silencing layer is composed of an inside tiny holes foam silencing damp layer, on which small taper bellmouths are densely covered, an intermediate air layer and an outside tiny holes foam silencing layer. Compared with current technology, the utility model can silence the intermediate and low frequencies emitted from the fan and the compressor of the wind pump effectively so as to solve the two problems of big noise and big vibration of the piston type air compressor. Additionally, because the casing is replaced with a silencing casing made of wooden material and foam material, the utility model has the advantages of reduced cost, obvious silencing effect and broad application and can be used in factory, hospital, scientific research institute and individual industrial and commercial household.
Description
Technical field
The utility model belongs to the Silent wind pump of air compressor (also claiming air pump) designing technique, particularly a kind of improvement type, is applicable to various piston type air compressors, also is applicable to the blade type air compressor simultaneously.
Background technique
The piston type air compressor product of selling on the market is because of adopting the structure that compressor directly is set on gas holder at present, and this Vintage Product of head of being with on gas tank exists vibration big, and noise is big, and human body and surrounding environment are produced great harmful effect.In order to overcome above-mentioned defective, the applicant once designed the Silent wind pump that a kind of patent No. is CN00217114.7, this Silent wind pump all fixedly is assemblied in compressor head and motor on the same frame, frame is installed on the support by buffering anti-vibration element (as spring part or rubber parts) again, also is lined with the sound-insulation and sound-absorbing material layer in container body of outer cover.This technology can solve the big problem of air compressor noise strong vibration preferably, but blemish in an otherwise perfect thing is that because there is the limitation of self-technique in the sound insulation noise reduction layer that lining is established in the container body of outer cover, its quiet effect still remains further to be improved.
The model utility content
The purpose of this utility model is design a kind of Improved quiet air pump (also claiming super-silent air compressor), makes that to have more noise content little, and vibrationproof reaches the characteristics of applied range well.
The utility model is realized with following technological scheme: it still comprises the motor as power plant, compressor head, support, container body of outer cover, electric controller, the air silencer-filter, compressor head and motor all fixedly are assemblied on the frame, frame is installed on the support by the buffering anti-vibration element again, in container body of outer cover, be provided with noise reduction soundproofing member (material) layer, it is characterized in that noise reduction soundproofing member layer on the described container body of outer cover is that noise reduction layer segment and outer field back-up coat by internal layer partly constitutes, be again successively by being positioned at the most inboard fine-celled foam noise reduction damping layer that is densely covered with taper toy trumpet hole as the noise reduction layer segment of internal layer wherein, the fine-celled foam noise reduction barrier layer that is positioned at the air layer in mesosphere and is positioned at the outside is composited.
When the utility model was made in specific design, above-mentioned technical solution also can further be specially:
One, the opening in the taper toy trumpet duct of being gathered on the described noise reduction damping layer dwindles from the inside to the outside successively.
Two, be fitted with wooden noise reduction layer in the noise reduction damping layer in described band taper toy trumpet hole inboard fastening, on wooden noise reduction layer, be densely covered with and corresponding little duct, taper toy trumpet duct.
Three, the inner side surface that described fine-celled foam noise reduction barrier layer is adjacent with air layer is to make rough surface.
Four, described gas holder can be to be installed in outside the container body of outer cover (as the container body of outer cover outside of available hanging or vertical setting) with the form of having a style of one's own, and also can separate with casing to be independent component and to place, or also can directly be provided with and be installed within the casing.In the bottom of container body of outer cover is to adopt vibrationproof castor (or anti-vibration element) to be installed to improve vibration-isolating effect.Also can the compressor assembly that dispose more than two groups (covers) be installed simultaneously, to realize that (or a plurality of) gas holder more than two is carried out air feed (accompanying drawing slightly) in same container body of outer cover inside.
During the utility model work, cooling air is entered by the suction port of lower box, hot gas is discharged naturally by the air outlet on casing top or is strengthened discharging with ventilating fan, the utility model to various forms of piston type air compressors and power the head more than 1hp (1 horsepower) all be suitable for (and can supporting automatic control system, in case cooling-fan installation is out of order or body crosses that thermoelectric perpetual motion machine promptly cuts off the power supply or phase failure autostop), when assembling, the various sound sources of noise reduction that need can be put into casing, when the sound wave that sends when sound source arrives each layer noise reduction layer, at first progressively weakened at each layer noise reduction layer, when particularly passing through wooden noise reduction layer, because wood fibre is staggered, and sound is weakened greatly; Then when weakened sound wave arrives back-up coat, because back-up coat also adopts wood materials to constitute, thereby can make full use of that wood materials internal fiber tissue is staggered, the hole distributes innumerable and disordered characteristic, last sound wave by its conduction is played good obstruct weakening effect, thereby the effect of further noise reduction is played in the effect that both played and reinforced casing, reduces resonance again.
Compared with the prior art, the utility model can to the blower in the air pump (air draft cooling unit) and compressor send in, low-frequency noise all has good noise elimination effect, it is big effectively to solve the piston type air compressor noise, vibrates big two large problems.Also because container body of outer cover has changed the noise reduction layer shell that is made of wood materials and foamed material into, not only reduced manufacture cost, and erasure effect is remarkable, moderate cost, wide application is applicable to that the non-governmental self-employed entrepreneur in factory, hospital, scientific research institution and street uses.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model (gas holder is installed in the casing).
Fig. 2 is the local section sectional view (partial enlarged drawing) of used noise reduction container body of outer cover.
Fig. 3 is the structural representation (gas tank is vertical independent component and is arranged on the casing outside) of the split type air pump of another kind of the present utility model.
Embodiment
With reference to accompanying drawing as can be known, concrete component of the present utility model still comprise: 1～container body of outer cover (in the noise reduction component layer is arranged), 2～main frame, 3～motor, 4～keep away the element that shakes (available damping spring or rubber parts), 5～castor, 6～blowdown valve, 7～outlet valve, 8～gas holder, 9～pressure switch, 10～control panel, 11～pressure gauge, 12～silencer-filter (filtered air is used), the back-up coat part (available wood materials formation) of 13～casing, 14～noise reduction layer segment, the noise reduction damping layer (available microcellular foam manufacturing) in 15～band taper toy trumpet hole, 16～taper toy trumpet duct, 17～wooden noise reduction layer, 18～little duct, 19～air layer, 20～fine-celled foam noise reduction barrier layer, the rough surface of 21～fine-celled foam noise reduction barrier layer inner side surface, 22～ventilating fan, 23～vertical external gas holder.
Above-mentioned component still adopt the machine-tooled method technology of conventional art to make installation.But container body of outer cover 1 is to be made of the noise reduction layer segment 14 of internal layer and outer field back-up coat part 13, is again to be composited by the fine-celled foam noise reduction barrier layer 20 that is positioned at the most inboard fine-celled foam noise reduction damping layer 15 that is densely covered with taper toy trumpet hole, is positioned at the air layer 19 in mesosphere and is positioned at the outside successively as the noise reduction layer segment of internal layer wherein.In order to improve erasure effect, the wood materials that constitutes wooden noise reduction layer and back-up coat mixes compacting by wood chip and forms with glue, make that the internal fiber Organizational Structure of wooden noise reduction layer and back-up coat is staggered more mixed and disorderly, so not only erasure effect significantly improves, and, the intensity of wooden noise reduction layer and back-up coat also can be guaranteed because wood chip mixes compressed togetherly with glue.
Wherein, each layer structure and the noise reduction principle that constitute the noise reduction layer are described as follows: the noise reduction damping layer 20 of the noise reduction layer of (1) innermost layer for being made of microcellular foam, and be densely covered with some taper toy trumpets duct 16 on it, the opening in described taper toy trumpet duct dwindles from the inside to the outside successively.As shown in Figure 2, when the sound source acoustic wave propagation arrived this layer, a part of inner side surface at this layer is absorbed subdued reflection (shown in 1.), and another part enters taper toy trumpet duct, is absorbed, subdues, reflects and cancel out each other (shown in 2.) on the tapering wall.(2) outside of noise reduction damping layer is provided with the wooden noise reduction layer 17 that is made of wood materials; In order further to reach erasure effect, specifically adding man-hour, also can be densely covered with on above-mentioned wooden noise reduction layer and corresponding aperture road, taper toy trumpet duct 18, part is directly passed sound wave that taper toy trumpet duct arrives this wooden noise reduction layer and is changed wavelength, becomes more irregular sound wave and be absorbed and be transmitted to down one deck after subduing by aperture.(3) be provided with air layer 19 and fine-celled foam noise reduction barrier layer 20 successively between above-mentioned wooden noise reduction layer and the back-up coat, the inner side surface that described fine-celled foam noise reduction barrier layer is adjacent with air layer is rough surface; The sound wave that is transmitted to air layer from last layer does not have solid conductivity because of air layer, thereby can reduce the resonance that sound wave causes greatly, and pass the sound wave that air layer arrives fine-celled foam noise reduction barrier layer, between the outer side surface of rough inner side surface of fine-celled foam barrier layer and wooden noise reduction layer, reflect mutually, cancel each other and subdue (shown in 3.) greatly.Under the further sound deadening of the back-up coat that is made of wood materials, nearly all noise sound wave all has been eliminated the very faint sound wave that arrives the outermost surface back-up coats by all noise reduction layers again at last.
Claims (7)
1, a kind of Improved quiet air pump, it comprises the motor as power plant, compressor head, support, container body of outer cover, electric controller, the air silencer-filter, compressor head and motor all fixedly are assemblied on the frame, frame is installed on the support by the buffering anti-vibration element again, in container body of outer cover, be provided with noise reduction soundproofing member layer, it is characterized in that noise reduction soundproofing member layer on the described container body of outer cover is that noise reduction layer segment (14) and outer field back-up coat part (13) by internal layer constitutes, be again successively by being positioned at the most inboard fine-celled foam noise reduction damping layer (15) that is densely covered with taper toy trumpet hole as the noise reduction layer segment of internal layer wherein, the fine-celled foam noise reduction barrier layer (20) that is positioned at the air layer (19) in mesosphere and is positioned at the outside is composited.
2, Improved quiet air pump according to claim 1 is characterized in that the opening in the taper toy trumpet duct (16) of being gathered on the described noise reduction damping layer (15) dwindles from the inside to the outside successively.
3, Improved quiet air pump according to claim 1, it is characterized in that on wooden noise reduction layer (17), being densely covered with and corresponding little duct, taper toy trumpet duct (16) (18) at the inboard fastening wooden noise reduction layer (17) that is fitted with of the noise reduction damping layer (15) in described band taper toy trumpet hole.
4, Improved quiet air pump according to claim 1 is characterized in that described fine-celled foam noise reduction barrier layer (20) inner side surface adjacent with air layer (19) is to make rough surface (21).
5, Improved quiet air pump according to claim 1 is characterized in that described gas holder can be to be installed in outside the container body of outer cover (1) with the form of having a style of one's own, and also can separate with casing to be independent component and to place, or also can directly be provided with and be installed within the casing.
6, Improved quiet air pump according to claim 1 is characterized in that in the bottom of container body of outer cover (1) vibrationproof castor or anti-vibration element being installed.
7, Improved quiet air pump according to claim 1 is characterized in that installing simultaneously in same container body of outer cover inside the compressor assembly of configuration more than two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520126737 CN2888126Y (en) | 2005-12-31 | 2005-12-31 | Improved silencing wind pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520126737 CN2888126Y (en) | 2005-12-31 | 2005-12-31 | Improved silencing wind pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2888126Y true CN2888126Y (en) | 2007-04-11 |
Family
ID=38046700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520126737 Expired - Fee Related CN2888126Y (en) | 2005-12-31 | 2005-12-31 | Improved silencing wind pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2888126Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538083A (en) * | 2010-12-29 | 2012-07-04 | Lg电子株式会社 | Outdoor unit for air conditioner |
| CN104048367A (en) * | 2014-06-30 | 2014-09-17 | 珠海格力电器股份有限公司 | Vibration and noise reduction device of compressor |
| CN104265604A (en) * | 2014-09-18 | 2015-01-07 | 向华 | Air compressor device for electrical power system |
| CN109985800A (en) * | 2019-04-15 | 2019-07-09 | 安徽工程大学 | A kind of integrated apparatus of mechanical engineering protection type sandstone automatic sorting and collection |
| CN113464605A (en) * | 2021-07-15 | 2021-10-01 | 珠海格力电器股份有限公司 | Shock attenuation cover and refrigeration plant |
-
2005
- 2005-12-31 CN CN 200520126737 patent/CN2888126Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538083A (en) * | 2010-12-29 | 2012-07-04 | Lg电子株式会社 | Outdoor unit for air conditioner |
| US8950208B2 (en) | 2010-12-29 | 2015-02-10 | Lg Electronics Inc. | Outdoor unit for air conditioner |
| CN102538083B (en) * | 2010-12-29 | 2015-04-01 | Lg电子株式会社 | Outdoor unit for air conditioner |
| CN104048367A (en) * | 2014-06-30 | 2014-09-17 | 珠海格力电器股份有限公司 | Vibration and noise reduction device of compressor |
| CN104265604A (en) * | 2014-09-18 | 2015-01-07 | 向华 | Air compressor device for electrical power system |
| CN104265604B (en) * | 2014-09-18 | 2015-06-24 | 国网湖北省电力公司咸宁供电公司 | Air compressor device for electrical power system |
| CN109985800A (en) * | 2019-04-15 | 2019-07-09 | 安徽工程大学 | A kind of integrated apparatus of mechanical engineering protection type sandstone automatic sorting and collection |
| CN109985800B (en) * | 2019-04-15 | 2024-02-20 | 安徽工程大学 | Integrated device for automatically sorting and collecting protective sand and stones for mechanical engineering |
| CN113464605A (en) * | 2021-07-15 | 2021-10-01 | 珠海格力电器股份有限公司 | Shock attenuation cover and refrigeration plant |
| CN113464605B (en) * | 2021-07-15 | 2023-02-17 | 珠海格力电器股份有限公司 | Shock attenuation cover and refrigeration plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Fuan Guangyuan Electromechanical Co., Ltd. Assignor: Guo Zigang Contract fulfillment period: 2009.4.28 to 2014.4.28 Contract record no.: 2009350000077 Denomination of utility model: Improved silencing wind pump Granted publication date: 20070411 License type: Exclusive license Record date: 20090512 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.4.28 TO 2014.4.28; CHANGE OF CONTRACT Name of requester: FUAN CITY GUANGYUAN ELECTROMECHANICAL CO.,LTD. Effective date: 20090512 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070411 Termination date: 20111231 |