CN105645359A - Oxygenerator with noise reduction function and noise reduction method - Google Patents
Oxygenerator with noise reduction function and noise reduction method Download PDFInfo
- Publication number
- CN105645359A CN105645359A CN201511014179.7A CN201511014179A CN105645359A CN 105645359 A CN105645359 A CN 105645359A CN 201511014179 A CN201511014179 A CN 201511014179A CN 105645359 A CN105645359 A CN 105645359A
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- China
- Prior art keywords
- noise
- movement
- oxygenerator
- loudspeaker
- shell
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/02—Preparation of oxygen
- C01B13/0229—Purification or separation processes
- C01B13/0248—Physical processing only
- C01B13/0259—Physical processing only by adsorption on solids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention discloses an oxygenerator with a noise reduction function. The oxygenerator comprises a housing and an engine, which is arranged in the housing. The engine is provided with a main control board and comprises a compressor and a compressor casing. The top of the compressor casing is equipped with a molecule tower, a separating valve, and a noise detector. The housing is equipped with a horn, the sounding direction of which is towards the engine. The compressor, the molecule tower, the separating valve, the noise detector, and the horn are connected to the main control board, and the main control board is equipped with an inverse amplifier. The oxygenerator with a noise reduction function has advantages of simple structure, low cost, and good noise reduction effect.
Description
Technical field
The present invention relates to oxygenerator technical field, be specially a kind of oxygenerator with noise-reducing function and noise-reducing method.
Background technology
Oxygen therapy can improve providing brain with oxygen situation, alleviates neural fatigue, keeps vigorous energy, improves work efficiency and the learning efficiency, reduces and pollutes and harm to health under adverse circumstances, to a certain extent delaying sanility, strengthen metabolism. Along with the understanding of oxygen health care and oxygen therapy is goed deep into by people further, oxygenerator just develops towards the direction of family's universalness, and increasing family comes into contact with purchase oxygenerator.
Operationally, compressor is constantly compressed by absorption surrounding air and is exported oxygenerator, and the high-voltage high-speed airflow of compressed generation is when molecule tower, seperating vale and various connection trachea, will necessarily produce noise. Meanwhile, for the fan of compressor heat radiation, when high speed rotational operation, noise is also inevitably produced. And current noise reduction schemes is mainly by sealing, add noise elimination cotton, add puigging to reduce noise, this type of method limited efficiency, and install complexity, simultaneously because of need to by the space sealing in oxygenerator, thus have impact on the heat radiation of oxygenerator internal machine core, also have impact on oxygen effect.
Summary of the invention
The invention provides a kind of simple in construction, cost is low, noise-reducing is effective, and does not affect the oxygenerator with noise-reducing function of the heat radiation of oxygenerator movement and oxygen effect.
The present invention can be achieved through the following technical solutions:
A kind of oxygenerator with noise-reducing function, including shell and movement, described movement is placed in shell, described movement is provided with master control borad, described movement includes compressor and compression case, described compression case top is provided with molecule tower and seperating vale, described compression case top is provided with noise monitor, described shell is provided with loudspeaker, the voice directions of described loudspeaker is to movement sounding, described compressor, molecule tower, seperating vale, noise monitor and loudspeaker are connected with master control borad respectively, and described master control borad is provided with inverting amplifier. the present invention has the oxygenerator of noise-reducing function and mainly (that is to say that a noise monitor is installed at movement top at compression case top, oxygen generator shell is installed loudspeaker, noise monitor and loudspeaker are connected with the master control borad being provided with inverting amplifier respectively simultaneously, namely it is on the basis of existing oxygenerator, mainly add noise monitor and loudspeaker, and on master control borad, it is additionally arranged inverting amplifier, the parts of its increase are few, simple in construction, noise monitor, loudspeaker, inverting amplifier etc. are conventional parts, and it is easy for installation, abundant raw material source, and cost is low, the present invention has the oxygenerator of noise-reducing function by compression case top, that is to say that a noise monitor is installed at movement top, oxygen generator shell is installed loudspeaker, noise monitor and loudspeaker are connected with the master control borad being provided with inverting amplifier respectively simultaneously, by noise monitor the noise source signal detected is transferred to the inverting amplifier of master control borad be amplified with anti-phase after, antiphase noise source after amplification drives loudspeaker to send and the noise of noise source opposite in phase, thus carrying out offset with noise source, realize noise-reducing purpose, it utilizes acoustic wave principles (to be added with volume after the sound superposition of same frequency on the one hand, and volume is the principle subtracted each other after the sound superposition of anti-same frequency), utilize electronic circuit amplifier, by gathering noise source, after the amplifier of oversampling circuit amplifies, produce the signal identical with noise source, and opposite in phase, the noise contrary with noise source is sent through loudspeaker, it is overlapped with noise source again, realize noise-reducing purpose, noise-reducing is effective, avoid on the other hand prior art adopts and seal, add noise elimination cotton, add puigging and affect the heat radiation of oxygenerator movement in the mode reducing noise, and then the problem affecting oxygen effect, the present invention does not affect the heat radiation of oxygenerator movement and oxygen effect, effectively guarantee the oxygen effect of oxygenerator.
Further, described noise monitor is electric capacity miaow head or Electret condenser microphone.
Further, described shell includes fore shell, left housing, right shell and drain pan, and described movement is arranged on drain pan, and movement is covered with fore shell, left housing and right shell.
Further, described right shell is provided with loudspeaker, and described sound horn direction is to movement sounding.
A kind of noise-reducing method of oxygenerator noise, a noise monitor is installed at the movement top specifically comprised the following steps that in oxygenerator, oxygen generator shell is installed loudspeaker, the voice directions of described loudspeaker is to movement sounding, noise monitor, loudspeaker are connected with master control borad with inverting amplifier on movement respectively, making the movement noise signal that noise monitor detects be transferred to master control borad, master control borad sends loudspeaker to movement direction sounding after being amplified and be anti-phase by signal. the noise-reducing method of this kind of oxygenerator noise is by installing a noise monitor at movement top, oxygen generator shell is installed loudspeaker, noise monitor and loudspeaker are connected with the master control borad being provided with inverting amplifier respectively simultaneously, by noise monitor the noise source signal detected is transferred to the inverting amplifier of master control borad be amplified with anti-phase after, antiphase noise source after amplification drives loudspeaker to send and the noise of noise source opposite in phase, thus carrying out offset with noise source, realize noise-reducing purpose, it utilizes acoustic wave principles (to be added with volume after the sound superposition of same frequency on the one hand, and volume is the principle subtracted each other after the sound superposition of anti-same frequency), utilize electronic circuit amplifier, by gathering noise source, after the amplifier of oversampling circuit amplifies, produce the signal identical with noise source, and opposite in phase, the noise contrary with noise source is sent through loudspeaker, it is overlapped with noise source again, realize noise-reducing purpose, noise-reducing is effective, avoid on the other hand prior art adopts and seal, add noise elimination cotton, add puigging and affect the heat radiation of oxygenerator movement in the mode reducing noise, and then the problem affecting oxygen effect, the present invention does not affect the heat radiation of oxygenerator movement and oxygen effect, effectively guarantee the oxygen effect of oxygenerator.
The present invention has the oxygenerator of noise-reducing function, has following beneficial effect:
The first, simple in construction, the present invention has the oxygenerator of noise-reducing function and mainly (that is to say that a noise monitor is installed at movement top at compression case top, oxygen generator shell is installed loudspeaker, noise monitor and loudspeaker are connected with the master control borad being provided with inverting amplifier respectively simultaneously, namely it is on the basis of existing oxygenerator, mainly add noise monitor and loudspeaker, and on master control borad, it being additionally arranged inverting amplifier, the parts of its increase are few, simple in construction;
The second, cost is low, and noise monitor, loudspeaker, inverting amplifier etc. are conventional parts, and it is easy for installation, abundant raw material source, and cost is low;
3rd, noise-reducing is effective, and effectively guarantee oxygen effect, the present invention has the oxygenerator of noise-reducing function by (that is to say that a noise monitor is installed at movement top at compression case top, oxygen generator shell is installed loudspeaker, noise monitor and loudspeaker are connected with the master control borad being provided with inverting amplifier respectively simultaneously, by noise monitor the noise source signal detected is transferred to the inverting amplifier of master control borad be amplified with anti-phase after, antiphase noise source after amplification drives loudspeaker to send and the noise of noise source opposite in phase, thus carrying out offset with noise source, realize noise-reducing purpose, it utilizes acoustic wave principles (to be added with volume after the sound superposition of same frequency on the one hand, and volume is the principle subtracted each other after the sound superposition of anti-same frequency), utilize electronic circuit amplifier, by gathering noise source, after the amplifier of oversampling circuit amplifies, produce the signal identical with noise source, and opposite in phase, the noise contrary with noise source is sent through loudspeaker, it is overlapped with noise source again, realize noise-reducing purpose, noise-reducing is effective, avoid on the other hand prior art adopts and seal, add noise elimination cotton, add puigging and affect the heat radiation of oxygenerator movement in the mode reducing noise, and then the problem affecting oxygen effect, the present invention does not affect the heat radiation of oxygenerator movement and oxygen effect, effectively guarantee the oxygen effect of oxygenerator.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation that the present invention has the oxygenerator of noise-reducing function.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that technical scheme, below in conjunction with embodiment and accompanying drawing, product of the present invention is described in further detail.
As shown in Figure 1, a kind of oxygenerator with noise-reducing function, including shell and movement 5, described movement 5 is placed in shell, described movement 5 is provided with master control borad 2, described movement 5 includes compressor and compression case 4, described compression case 4 top is provided with molecule tower 6 and seperating vale 9, described compression case 4 top is provided with noise monitor 4, described noise monitor 4 is electric capacity miaow head or Electret condenser microphone, described shell is provided with loudspeaker 3, the voice directions of described loudspeaker 3 is to movement 5 sounding, described compressor, molecule tower 6, seperating vale 9, noise monitor 4 and loudspeaker 3 are connected with master control borad 2 respectively, described master control borad 2 is provided with inverting amplifier. the present invention has the oxygenerator of noise-reducing function and mainly (that is to say that a noise monitor 4 is installed at movement 5 top at compression case 4 top, oxygen generator shell is installed loudspeaker 3, noise monitor 4 and loudspeaker 3 are connected with the master control borad 2 being provided with inverting amplifier respectively simultaneously, namely it is on the basis of existing oxygenerator, mainly add noise monitor 4 and loudspeaker 3, and it is additionally arranged inverting amplifier on master control borad 2, the parts of its increase are few, simple in construction, noise monitor 4, loudspeaker 3, inverting amplifier etc. are conventional parts, and it is easy for installation, abundant raw material source, and cost is low, the present invention has the oxygenerator of noise-reducing function by (that is to say that a noise monitor 4 is installed at movement 5 top at compression case 4 top, oxygen generator shell is installed loudspeaker 3, noise monitor 4 and loudspeaker 3 are connected with the master control borad 2 being provided with inverting amplifier respectively simultaneously, by noise monitor 4 noise source signal detected is transferred to the inverting amplifier of master control borad 2 be amplified with anti-phase after, antiphase noise source after amplification drives loudspeaker 3 to send and the noise of noise source opposite in phase, thus carrying out offset with noise source, realize noise-reducing purpose, it utilizes acoustic wave principles (to be added with volume after the sound superposition of same frequency on the one hand, and volume is the principle subtracted each other after the sound superposition of anti-same frequency), utilize electronic circuit amplifier, by gathering noise source, after the amplifier of oversampling circuit amplifies, produce the signal identical with noise source, and opposite in phase, the noise contrary with noise source is sent through loudspeaker 3, it is overlapped with noise source again, realize noise-reducing purpose, noise-reducing is effective, avoid on the other hand prior art adopts and seal, add noise elimination cotton, add puigging to affect oxygenerator movement 5 in the mode reducing noise and dispel the heat, and then the problem affecting oxygen effect, the present invention does not affect oxygenerator movement 5 heat radiation and oxygen effect, effectively guarantee the oxygen effect of oxygenerator.
As it is shown in figure 1, described shell includes fore shell 8, left housing 7, right shell 1 and drain pan 10, described movement 5 is arranged on drain pan 10, and movement 5 is covered with fore shell 8, left housing 7 and right shell 1, and described right shell 1 is provided with loudspeaker 3, and described loudspeaker 3 voice directions is to movement 5 sounding.
As shown in Figure 1, a kind of noise-reducing method of oxygenerator noise, a noise monitor 4 is installed at movement 5 top specifically comprised the following steps that in oxygenerator, oxygen generator shell is installed loudspeaker 3, the voice directions of described loudspeaker 3 is to movement 5 sounding, noise monitor 4, loudspeaker 3 are connected with master control borad 2 with inverting amplifier on movement 5 respectively, making movement 5 noise signal that noise monitor 4 detects be transferred to master control borad 2, master control borad 2 sends loudspeaker 3 to movement 5 direction sounding after being amplified and be anti-phase by signal.The noise-reducing method of this kind of oxygenerator noise is by installing a noise monitor 4 at movement 5 top, oxygen generator shell is installed loudspeaker 3, noise monitor 4 and loudspeaker 3 are connected with the master control borad 2 being provided with inverting amplifier respectively simultaneously, by noise monitor 4 noise source signal detected is transferred to the inverting amplifier of master control borad 2 be amplified with anti-phase after, antiphase noise source after amplification drives loudspeaker 3 to send and the noise of noise source opposite in phase, thus carrying out offset with noise source, realize noise-reducing purpose, it utilizes acoustic wave principles (to be added with volume after the sound superposition of same frequency on the one hand, and volume is the principle subtracted each other after the sound superposition of anti-same frequency), utilize electronic circuit amplifier, by gathering noise source, after the amplifier of oversampling circuit amplifies, produce the signal identical with noise source, and opposite in phase, the noise contrary with noise source is sent through loudspeaker 3, it is overlapped with noise source again, realize noise-reducing purpose, noise-reducing is effective, avoid on the other hand prior art adopts and seal, add noise elimination cotton, add puigging to affect oxygenerator movement 5 in the mode reducing noise and dispel the heat, and then the problem affecting oxygen effect, the present invention does not affect oxygenerator movement 5 heat radiation and oxygen effect, effectively guarantee the oxygen effect of oxygenerator.
The above, be only presently preferred embodiments of the present invention, and the present invention not does any pro forma restriction; The those of ordinary skill of all industry all can shown in by specification accompanying drawing and the above and implement the present invention swimmingly; But, all those skilled in the art without departing within the scope of technical solution of the present invention, available disclosed above technology contents and make a little change, modify and the equivalent variations of differentiation, be the Equivalent embodiments of the present invention; Meanwhile, all change of any equivalent variations, modification and differentiation etc. above example made according to the substantial technological of the present invention, all still fall within the protection domain of technical scheme.
Claims (5)
1. an oxygenerator with noise-reducing function, including shell and movement, described movement is placed in shell, described movement is provided with master control borad, described movement includes compressor and compression case, described compression case top is provided with molecule tower and seperating vale, it is characterized in that: described compression case top is provided with noise monitor, described shell is provided with loudspeaker, the voice directions of described loudspeaker is to movement sounding, described compressor, molecule tower, seperating vale, noise monitor and loudspeaker are connected with master control borad respectively, and described master control borad is provided with inverting amplifier.
2. the oxygenerator with noise-reducing function according to claim 1, it is characterised in that: described noise monitor is electric capacity miaow head or Electret condenser microphone.
3. the oxygenerator with noise-reducing function according to claim 1 and 2, it is characterised in that: described shell includes fore shell, left housing, right shell and drain pan, and described movement is arranged on drain pan, and movement is covered with fore shell, left housing and right shell.
4. the oxygenerator with noise-reducing function according to claim 3, it is characterised in that: described right shell is provided with loudspeaker, and described sound horn direction is to movement sounding.
5. the noise-reducing method of an oxygenerator noise, it is characterized in that: a noise monitor is installed at the movement top specifically comprising the following steps that in oxygenerator, oxygen generator shell is installed loudspeaker, the voice directions of described loudspeaker is to movement sounding, noise monitor, loudspeaker are connected with master control borad with inverting amplifier on movement respectively, making the movement noise signal that noise monitor detects be transferred to master control borad, master control borad sends loudspeaker to movement direction sounding after being amplified and be anti-phase by signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511014179.7A CN105645359A (en) | 2015-12-31 | 2015-12-31 | Oxygenerator with noise reduction function and noise reduction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511014179.7A CN105645359A (en) | 2015-12-31 | 2015-12-31 | Oxygenerator with noise reduction function and noise reduction method |
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| Publication Number | Publication Date |
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| CN105645359A true CN105645359A (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201511014179.7A Pending CN105645359A (en) | 2015-12-31 | 2015-12-31 | Oxygenerator with noise reduction function and noise reduction method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110799004A (en) * | 2019-12-10 | 2020-02-14 | 广东荧天生物技术有限公司 | Casing for medical equipment |
| WO2020113992A1 (en) * | 2018-12-06 | 2020-06-11 | 太仓市明龙机械有限公司 | Air-cooled air compressor having noise reduction function |
| CN113469834A (en) * | 2021-07-27 | 2021-10-01 | 江苏宝联气体有限公司 | Outdoor design skid-mounted on-site oxygen generation method and system |
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| CN204417119U (en) * | 2015-01-23 | 2015-06-24 | 广东欧格斯科技有限公司 | Oxygenerator |
| CN204752201U (en) * | 2015-05-22 | 2015-11-11 | 北京怡德发电子有限公司 | Air compression oxygenerator and oxygenerator |
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| CN205275205U (en) * | 2015-12-31 | 2016-06-01 | 惠州市美亚飞电器有限公司 | Oxygenerator with noise function is fallen |
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- 2015-12-31 CN CN201511014179.7A patent/CN105645359A/en active Pending
Patent Citations (5)
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| CN104716772A (en) * | 2013-12-11 | 2015-06-17 | 北汽福田汽车股份有限公司 | Active noise reduction device for motor of electric or hybrid electric vehicle |
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| CN204752201U (en) * | 2015-05-22 | 2015-11-11 | 北京怡德发电子有限公司 | Air compression oxygenerator and oxygenerator |
| CN204828081U (en) * | 2015-08-07 | 2015-12-02 | 江苏金长安科技有限公司 | FFU device of improvement structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020113992A1 (en) * | 2018-12-06 | 2020-06-11 | 太仓市明龙机械有限公司 | Air-cooled air compressor having noise reduction function |
| CN110799004A (en) * | 2019-12-10 | 2020-02-14 | 广东荧天生物技术有限公司 | Casing for medical equipment |
| CN113469834A (en) * | 2021-07-27 | 2021-10-01 | 江苏宝联气体有限公司 | Outdoor design skid-mounted on-site oxygen generation method and system |
| CN113469834B (en) * | 2021-07-27 | 2023-11-03 | 江苏宝联气体有限公司 | Outdoor design skid-mounted on-site oxygen generation method and system |
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Application publication date: 20160608 |