CN106765405A - A kind of Domestic separating mute cooking fume exhauster with clarifier - Google Patents
A kind of Domestic separating mute cooking fume exhauster with clarifier Download PDFInfo
- Publication number
- CN106765405A CN106765405A CN201611253460.0A CN201611253460A CN106765405A CN 106765405 A CN106765405 A CN 106765405A CN 201611253460 A CN201611253460 A CN 201611253460A CN 106765405 A CN106765405 A CN 106765405A
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- CN
- China
- Prior art keywords
- mute
- blower fan
- cooking fume
- section
- fume exhauster
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
Abstract
The invention discloses a kind of Domestic separating mute cooking fume exhauster with clarifier, including exhaust fume collecting hood, blower fan and airduct, also including oil fume purifier；The airduct has 2 sections, and one section is located between exhaust fume collecting hood and oil fume purifier, and another section of downstream for being located at blower fan, air outlet leads to outdoor；The blower fan is located at the downstream of oil fume purifier.The beneficial effects of the invention are as follows：Possess muting function, can not only keep powerful oil smoke suction, moreover it is possible to which oil smoke is purified before discharging.
Description
Technical field
The invention belongs to household appliance technical field, more particularly to a kind of Jing Yin smoke pumping of the Domestic separating with clarifier
Machine.
Background technology
Smoke exhaust ventilator is the common electric in family kitchen.In high-rise residential building, the public of vertical direction is designed with
Air outlet is accessed common flue by flue, the smoke exhaust ventilator of the same position house in every layer, and common flue is by the oil at each family
Cigarette collects, and is discharged from the common flue air outlet of roof.Due to there is common flue, subtract the actual usable area in kitchen
It is small, it is often more important that to destroy the upright area layout in kitchen, increased the difficulty of Decoration Design, it is difficult to realize globality and U.S.
The property seen；On the other hand, due to air pressure the problems such as, the oil smoke of common flue pours in down a chimney and also happens occasionally.Such as need to solve these problems, than
Preferable method is to cancel common flue, and the smoke exhaust ventilator that each family is installed is directly to outdoor discharge.And the new problem brought therewith
It is：Fume tube is longer, and fume tube vibrating noise is more serious during work；The air outlet of independent discharge is often highly relatively low, discharge
Oil smoke is difficult to be taken away by upper air current, therefore can pollute surface air, influences ground crowd.Chinese patent literature CN
203823847U, " Split mute lampblack absorber " is disclosed on the 10th in September in 2014, includes exhaust fume collecting hood, centrifugal blower, T-shaped
Or breeches pipe and blast pipe, the top of exhaust fume collecting hood is respectively equipped with first and second inlet scoop, and first and second inlet scoop is connected to
First and second aspiration channel, two imports of the front end of first and second aspiration channel respectively with T-shaped or breeches pipe are connected, T-shaped or Y
The outlet of shape three-way pipe is connected with blast pipe, and centrifugal blower is arranged in blast pipe.The centrifugal blower and collection of the utility model
Petticoat pipe is respectively mounted, separate, and the outside of centrifugal blower is coated with acoustic material and is installed by damping spring shock absorber
In blast pipe, being used for the air-flow of the gas generation that runs at high speed increases inlet scoop, i.e., be respectively equipped with the top of exhaust fume collecting hood
First and second inlet scoop, reduces the flowing velocity of gas, and thus low wind noise drops in hope.The defect of such scheme is to reduce
Gas flow rates often lead to parital vacuum deficiency, and smoke absorption effect declines；If keeping smoke absorption effect, air-flow is just difficult
To be decelerated to the degree of wind noise reduction.
The content of the invention
The technical problem to be solved in the invention is that existing smoke exhaust ventilator is difficult to reduce noise while suction is kept,
So as to provide a kind of mute cooking fume exhauster, powerful oil smoke suction can be kept, moreover it is possible to which oil smoke is purified before discharging.
To achieve these goals, the present invention is adopted the following technical scheme that：A kind of Domestic separating with clarifier is Jing Yin
Smoke exhaust ventilator, including exhaust fume collecting hood, blower fan and airduct, also including oil fume purifier；The airduct has 2 sections, and one section is located at exhaust fume collecting hood
Between oil fume purifier, another section of downstream for being located at blower fan, air outlet leads to outdoor；The blower fan is located at oil fume purifier
Downstream.
The technical program has been connected an oil fume purifier in airduct, it is possible to use the home version one of small volume, is led to
Cross oil smoke of the oil fume purifier to flowing through to evolve, comply with emission request, can directly outdoor discharge.Meanwhile, we
Case employs the mentality of designing entirely different with traditional scheme, and blower fan has been transferred into oil fume purifier from smoke exhaust ventilator main frame
Downstream, make fan blade contact is through purification gas, oil smoke can be so greatly reduced and condenses on blade
Situation is so not only favourable to daily cleaning maintenance, it is often more important that can be greatly reduced because fan blade is because condensing
Dynamic balance of impeller is unbalance caused by oil smoke.It is well known that it is the key factor for causing rotary body to produce vibration, suppression that dynamic balancing is unbalance
The unbalance situation of draught fan impeller dynamic balancing is made, has been equal to inhibit the noise for coming from blower fan rotation.Meanwhile, blower fan is rearmounted
Afterwards, exhaust fume collecting hood substantially mitigates with the effect that fan vibration resonates, and the noise for coming from wind-collecting cover is also suppressed well.Blower fan
As noise source away from user in kitchen ear, the also impression to human body has very great help.
Preferably, the outer wall of the airduct is provided with acoustic damping materials.Airduct is the passage that air flows through at a high speed, air and wind
The friction of tube wall can cause the vibration of airduct, and this is also one of producing cause of noise.This programme sets noise reduction outside wind pipe wall
Material, can effectively absorb the energy for carrying out airduct wall vibrations, suppress noise.Commercially available acoustic damping materials have various, and manufacturer has very big
Choice.
Preferably, being coated with acoustic damping materials on the shell of the shell of the oil fume purifier and blower fan.Similarly, to oil smoke
The shell of clarifier and the shell of blower fan will also be coated using acoustic damping materials, and suppress the two positions vibrates making an uproar for generation
Sound.
Preferably, the airduct includes the nested inner and outer tubes in gap；Acoustic damping materials be filled in inner and outer tubes it
Between space in.This programme has used double-deck Manifold technology, and acoustic damping materials are filled between ectonexine pipe.Side of the high velocity air to inner tube
Wall produces vibration, vibration to be absorbed by acoustic damping materials, and outer tube further closes the bang path of remanent noise, accomplishes further drop
Make an uproar.
Preferably, said inner tube is formed by connecting by several axially above equidistant interior pipeline section head and the tail, each interior pipeline section
Both ends open is circle, rounding off to middle part elliptic cross-section, and the middle part section of adjacent two interior pipeline sections ellipse
Major radius it is perpendicular to one another.The inner tube of this programme design, can be divided into the interior pipeline section of some head and the tail connections, each interior pipeline section middle part
Section is oval, and two ends are that the oval major radius in the middle part section of two circular and adjacent interior pipeline sections hangs down each other
Directly.Such design on the premise of air velocity is not reduced, can destroy the resonance of inner tube, and noise is suppressed from source.Especially
Under particular airflow speed, the vibration frequency peak valley that can be formed the interior pipeline section in two groups of different ellipse directions offsets, and reaches for it
Optimal denoising effect.
Preferably, the ratio between oval short radius and major radius in the middle part of said inner tube section is 0.618.When short radius with
When the ratio of major radius reaches 0.618 golden ratio, the air-flow of oval cross section can be reached by effect and noise rejection effect
Balance.
Preferably, the ratio between circular diameter and interior length of pipe section of said inner tube section both ends open are 0.618.Work as inner tube
The ratio between circular diameter and interior length of pipe section of section both ends open for 0.618 golden ratio when, the air-flow of interior pipeline section is by effect
Fruit and noise rejection effect can reach balance.
Preferably, the acoustic damping materials on the shell of the shell of the oil fume purifier and blower fan are the DPDF-004 for pasting
Damping.DPDF-004 dampings are high-efficient noise-reducing damping materials, traditionally carry out noise reduction on application and Industrial Metal duct wall, we
Case is applied on the product for civilian use, is pasted on the shell of the shell of oil fume purifier and blower fan, generates good noise reduction
Effect.Particulars on DPDF-004 dampings, see《Thermal power plant's quenching system noise abatement》One text, this article is published in
Acoustics In China association sponsors《Noise and vibration control》On the 3rd phase that in June, 2009 publishes；Its noise reduction is referred to by same
" DPDF-004 damping shock-absorbing board tests are reported " that Ji university acoustic investigation institute provides in November, 2011.
Preferably, the acoustic damping materials include the DPDF-004 resistances being attached to respectively on the inwall of the outer wall of inner tube and outer tube
Buddhist nun and the silencing cotton between two-layer DPDF-004 dampings.DPDF-004 dampings are further pasted onto the outer of inner tube by this programme
On the inwall of wall and outer tube, and silencing cotton is filled between two-layer damping.The tube wall of inner and outer tubes is harder, DPDF-
004 damping is softer, and silencing cotton is most soft, and the material of three kinds of different pliabilitys is orderly to be superimposed, and forms splendid noise resistance
Effect.Silencing cotton can also be substituted using the noise reduction material of other similar pliabilitys.
Preferably, the blower fan is low-noise fan.Using low-noise fan, can be reduced from the source of blower fan and made an uproar
The generation of sound.
In sum, the beneficial effects of the invention are as follows：Possess muting function, can not only keep powerful oil smoke suction, also
Oil smoke can before discharging be purified.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention,
Fig. 2 is the structural representation of airduct,
Fig. 3 is the A-A sectional views of Fig. 2,
Fig. 4 is the B-B sectional views of Fig. 2,
Fig. 5 is the C-C sectional views of Fig. 2.
Wherein：1 exhaust fume collecting hood, 2 blower fans, 3 airducts, 4 oil fume purifiers, 31 inner tubes, 32 outer tubes, 51DPDF-004 dampings, 52
Silencing cotton；H is the length of single interior pipeline section.
Specific embodiment
The present invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, being a kind of Domestic separating mute cooking fume exhauster with clarifier.The smoke exhaust ventilator is installed on kitchen
Interior, including the exhaust fume collecting hood 1 above gas kitchen range, exhaust fume collecting hood connect oil fume purifier 4 by one section of airduct 3, and oil smoke is net
Change the downstream connection blower fan 2 of device, another section of airduct of downstream connection of blower fan, the straight-through outdoor of final air outlet.Wherein, oil smoke is net
Change entirety on the shell of device and the shell of blower fan and be all pasted with acoustic damping materials, used herein is DPDF-004 dampings 51.Blower fan
It is low-noise fan.
As shown in Fig. 2 the airduct of airduct this example include positioned at inner side inner tube 31 and gap be enclosed within it is outer on the outside of inner tube
Pipe 32.Outer tube is pipe.Inner tube is formed by connecting by several axially above equidistant interior pipeline section head and the tail, and the length of H shown in Fig. 2 is
It is a length for interior pipeline section.The both ends open of each inner tube is circle, as illustrated, simultaneously rounding off is to middle ellipse
Shape cross section, as shown in Figure 3, Figure 4.The ratio between oval short radius and major radius are 0.618, and adjacent two interior pipeline sections
The oval major radius in middle part section is perpendicular to one another.Meanwhile, circular diameter and the inner tube segment length of each interior pipeline section both ends open
The ratio between degree is 0.618.Gathered on the outer wall of inner tube and the inwall of outer tube and be pasted with DPDF-004 dampings, positioned at two-layer DPDF-004
Silencing cotton 52 is filled between damping.
Particulars on DPDF-004 dampings, see《Thermal power plant's quenching system noise abatement》One text, this article periodical
It is loaded in what Acoustics In China association sponsored《Noise and vibration control》On the 3rd phase that in June, 2009 publishes；Its noise reduction is referred to
By Tongji University's acoustic investigation " DPDF-004 damping shock-absorbing board test report " that is provided in November, 2011.
Operationally, blower fan starts, and by the airduct of upstream side, low pressure is formed about in wind-collecting cover, and soot gas are inhaled
Gas inlet tube, into oil fume purifier treatment, and the gas after treatment is discharged from air outlet outdoor.In this process, high speed gas
The inner tubal wall that rubbed at the different oval shaped position in interior is flowed, the resonance of inner tube is destroyed, prevents airduct to produce high intensity
Vibration.Low intensive vibration is cut layer by layer by DPDF-004 dampings, silencing cotton and inner tubal wall, the different pliabilitys of outer tube wall
It is weak, extremely low noise can be reached.Meanwhile, blower fan be also easy to produce calmly in the wind-collecting cover of resonance be moved away from user oil smoke it is net
Change the downstream of device, draught fan impeller passes through purification, seldom causes dynamic balancing because oil smoke has been condensed due to the air-flow for contacting
It is destroyed, therefore the noise of blower fan also can significantly reduce.Therefore, this smoke exhaust ventilator not only meets Jing Yin requirement, and
Possesses the function of instant purifying oil smoke, discharge is more cleaned, while keeping suction powerful.
Claims (10)
1. a kind of Domestic separating mute cooking fume exhauster with clarifier, including exhaust fume collecting hood（1）, blower fan（2）And airduct（3）, its
It is characterized in, also including oil fume purifier（4）；The airduct has 2 sections, and one section is located between exhaust fume collecting hood and oil fume purifier, another
Section is located at the downstream of blower fan, and air outlet leads to outdoor；The blower fan is located at the downstream of oil fume purifier.
2. a kind of Domestic separating mute cooking fume exhauster with clarifier according to claim 1, it is characterized in that, the wind
The outer wall of pipe is provided with acoustic damping materials.
3. a kind of Domestic separating mute cooking fume exhauster with clarifier according to claim 1 and 2, it is characterized in that, institute
State and be coated with acoustic damping materials on the shell of oil fume purifier and the shell of blower fan.
4. a kind of Domestic separating mute cooking fume exhauster with clarifier according to claim 2, it is characterized in that, the wind
Pipe includes the nested inner tube in gap（31）And outer tube（32）；Acoustic damping materials are filled in the space between inner and outer tubes.
5. a kind of Domestic separating mute cooking fume exhauster with clarifier according to claim 4, it is characterized in that, it is described in
Pipe is formed by connecting by several axially above equidistant interior pipeline section head and the tail, and the both ends open of each interior pipeline section is circle, round and smooth mistake
Cross to middle part elliptic cross-section, and the oval major radius in the middle part section of adjacent two interior pipeline sections is perpendicular to one another.
6. a kind of Domestic separating mute cooking fume exhauster with clarifier according to claim 5, it is characterized in that, it is described in
The ratio between oval short radius and major radius in the middle part of pipeline section are 0.618.
7. a kind of Domestic separating mute cooking fume exhauster with clarifier according to claim 4 or 5, it is characterized in that, institute
It is 0.618 to state the ratio between the circular diameter of interior pipeline section both ends open and interior length of pipe section.
8. a kind of Domestic separating mute cooking fume exhauster with clarifier according to claim 3, it is characterized in that, the oil
Acoustic damping materials on the shell of fume purifier and the shell of blower fan are the DPDF-004 dampings pasted（51）.
9. a kind of Domestic separating mute cooking fume exhauster with clarifier according to claim 4, it is characterized in that, the drop
Material of making an uproar includes the DPDF-004 dampings being attached to respectively on the inwall of the outer wall of inner tube and outer tube and positioned at two-layer DPDF-004 resistances
Silencing cotton between Buddhist nun（52）.
10. a kind of Domestic separating mute cooking fume exhauster with clarifier according to claim 1 and 2, it is characterized in that, institute
Blower fan is stated for low-noise fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611253460.0A CN106765405A (en) | 2016-12-30 | 2016-12-30 | A kind of Domestic separating mute cooking fume exhauster with clarifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611253460.0A CN106765405A (en) | 2016-12-30 | 2016-12-30 | A kind of Domestic separating mute cooking fume exhauster with clarifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106765405A true CN106765405A (en) | 2017-05-31 |
Family
ID=58953100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611253460.0A Pending CN106765405A (en) | 2016-12-30 | 2016-12-30 | A kind of Domestic separating mute cooking fume exhauster with clarifier |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3505401A1 (en) * | 1985-02-16 | 1986-08-21 | Erich 3057 Neustadt Bleckmann | Silencing tube for transmitting gaseous media |
| CN2288375Y (en) * | 1996-09-16 | 1998-08-19 | 财团法人工业技术研究院 | Exhaustor |
| DE102007037835B3 (en) * | 2007-08-10 | 2009-02-12 | Deutsches Elektronen-Synchrotron Desy | Method and device for producing weld-free high-frequency resonators |
| CN202813513U (en) * | 2012-08-10 | 2013-03-20 | 昆山赤子坊国际贸易有限公司 | Oil fume purifier device |
| CN203823847U (en) * | 2014-02-21 | 2014-09-10 | 陈冲 | Split type silent range hood |
| CN203848362U (en) * | 2014-05-19 | 2014-09-24 | 北京市警盾京西厨房设备有限公司 | Cooking fume purification device in catering industry |
-
2016
- 2016-12-30 CN CN201611253460.0A patent/CN106765405A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3505401A1 (en) * | 1985-02-16 | 1986-08-21 | Erich 3057 Neustadt Bleckmann | Silencing tube for transmitting gaseous media |
| CN2288375Y (en) * | 1996-09-16 | 1998-08-19 | 财团法人工业技术研究院 | Exhaustor |
| DE102007037835B3 (en) * | 2007-08-10 | 2009-02-12 | Deutsches Elektronen-Synchrotron Desy | Method and device for producing weld-free high-frequency resonators |
| CN202813513U (en) * | 2012-08-10 | 2013-03-20 | 昆山赤子坊国际贸易有限公司 | Oil fume purifier device |
| CN203823847U (en) * | 2014-02-21 | 2014-09-10 | 陈冲 | Split type silent range hood |
| CN203848362U (en) * | 2014-05-19 | 2014-09-24 | 北京市警盾京西厨房设备有限公司 | Cooking fume purification device in catering industry |
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| PB01 | Publication | ||
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Application publication date: 20170531 |