CN107213999B - A kind of rotation silencing means - Google Patents
A kind of rotation silencing means Download PDFInfo
- Publication number
- CN107213999B CN107213999B CN201710497103.7A CN201710497103A CN107213999B CN 107213999 B CN107213999 B CN 107213999B CN 201710497103 A CN201710497103 A CN 201710497103A CN 107213999 B CN107213999 B CN 107213999B
- Authority
- CN
- China
- Prior art keywords
- noise reduction
- air
- air flue
- spray head
- mouth
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/005—Nozzles or other outlets specially adapted for discharging one or more gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
- B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
- B05B3/04—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet
- B05B3/06—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet by jet reaction, i.e. creating a spinning torque due to a tangential component of the jet
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow
Abstract
The present invention provides the destaticing of a kind of impulse form, the rotation silencing means of dedusting.Meanwhile can be by the grating of air pulse by the design on air passage structure, the device that noise is preferably minimized.To realize the dedusting in a manner of buffering, destatic.When air-flow blows to air flue by shell, in the case where certain pressure, air-flow directly acts on through section air flue and waves mouth, so that waving mouth high speed rotation under the action of high pressure, when waving mouth deviation air flue, throughput is small；When waving the parallel air flue of mouth, throughput is big, to form air pulse.When air pulse passes through noise reduction spray head, its noise reduction hole array for passing through noise reduction spray head end, when outer gas stream is introduced outlet head through array, the air-flow of the grating and the display introducing of external margin bloop that realize internal pulses air-flow, which forms, to liquidate, to realize the purpose that pulse noise reduction quickly removes electricity, dedusting.
Description
Technical field
The present invention relates to a kind of rotation silencing means.
Background technique
Dust-free workshop is more demanding for the suspended particle concentration in air, when passing in and out dust-free workshop, no matter human body
Or component all have to pass through sweeping area dedusting after can enter dust-free workshop.Since sweeping area is equipped with multiple cleaning air guns, into
Row dust can produce the noise of high-decibel when cleaning, and uncomfortable feeling is brought to operator.Thus noise reduction is set on air gun
Spray head is particularly important.By inquiry, in industry in the market on existing air gun without noise reduction ejecting device.
Patent announcement CN202789045U discloses a kind of bicyclic muffler, which is characterized in that sets in one end of cavity
There is round shower plate, more steam, which are in charge of, extends transversely through round shower plate, is located on round shower plate, one end of fluid dividing cover and chamber
One end outer wall of body connects, and mixing chamber is formed between fluid dividing cover and cavity.With the above arrangement, the utility model is mainly used in
In the steam sterilizings equipment such as food sterilization industry, the direct collision of separate vapour and water flow, while steam is in charge of into steam
When complete primary decompression, successfully reached the purpose of sound-reducing shockproof.The muffler is suitable for the noise reduction of high-temperature steam class, general
The gas erasure effect of logical temperature is general.
Patent announcement CN203621014U discloses a kind of cleaning air gun with silencing means, for entering dust-free workshop
The dedusting of preceding sweeping area, the sweeping area are an enclosure space, and described enclosure space one end is connect with channel, the other end and nothing
The connection of dirt workshop, is embedded with multiple cleaning air guns for dedusting on the enclosure space inner wall, the cleaning air gun include into
Tracheae, cooling gas check valve and escape pipe, the cleaning air gun are provided with silencing means, and the silencing means includes shell, noise reduction
Component and outlet lid, the shell are connect with the escape pipe, and the noise reduction component is set in the shell, the outlet lid
It is fastenedly connected with the shell.The resistance and frictional force that air-flow is consumed by quieter material layer and porous structure, reach reduction
The purpose of noise.But the erasure effect of the structure is limited, it is not significant for the erasure effect of high speed air gun.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of rotation silencing means, realize
The erasure effect of dedusting air gun, erasure effect are significant.
In order to achieve the above objects and other related objects, the present invention provides a kind of rotation silencing means, including noise reduction shell,
Noise reduction air flue waves mouth, noise reduction spray head.The noise reduction casing outside the noise reduction air flue, one end of the noise reduction spray head with
The noise reduction outer casing screw connection, the mouth that waves is located in the space of the noise reduction air flue and noise reduction sprinkler composition, described to shake
It puts and is equipped with gap between mouth and the noise reduction air flue and noise reduction spray head, sky is equipped between the noise reduction air flue and the noise reduction shell
Gap, the outer wall of the noise reduction air flue are equipped with stomata, and the outlet side of the noise reduction spray head is equipped with noise reduction hole array.
Preferably, one end of the noise reduction shell is air inlet, is designed as external screw thread, can connect with air gun nozzle；It is another
End is outlet end interface, is designed as internal screw thread, can connect with noise reduction spray head.Air inlet outer diameter is less than outlet end interface outer diameter.Institute
The inside for stating noise reduction shell, which is emptied, to be penetrated through and is equipped with step.
Preferably, the noise reduction air flue is step cylinder, is to empty the state of being not penetrated inside both ends, intermediate connections are
Entity.The noise reduction air flue with set on noise reduction shell contact jaw cylindrical body there are four 360 ° divide equally circular through holes, the other end
If ellipse hole and outer wall are equipped with tilt angle there are two symmetrical ellipse hole.
Preferably, the head for waving mouth is the cone-shaped that cross-sectional area is gradually reduced, both ends perforation.
Preferably, the noise reduction spray head includes interconnecting piece and noise elimination part, and the interconnecting piece is external screw thread, the interconnecting piece
External screw thread is connect with the interface internal screw thread of noise reduction shell, and the noise elimination part is the cone-shaped that cross-sectional area is gradually reduced, in noise reduction
It is uniformly distributed bloop on the outer wall in portion, is equipped with venthole at the axle center of the noise elimination part.
Preferably, the bloop is the elliptical shape that cross-sectional area is gradually reduced.
Preferably, the noise reduction spray head is made of polytetrafluoroethylene material.Good with wearability, hardness is high, wear-resisting practical
Characteristic.
In conclusion a kind of rotation silencing means of the invention has the advantages that the present invention provides a kind of arteries and veins
Rush the destaticing of form, dust-extraction unit.Meanwhile it can will make an uproar by the grating of air pulse by the design on air passage structure
The device that sound is preferably minimized, to realize the dedusting in a manner of buffering, destatic.It is disappeared by noise reduction spray head external margin
Sound hole array realizes the grating and external margin of internal pulses air-flow when outer gas stream is introduced outlet head through array
The air-flow that bloop display introduces, which forms, to liquidate, to realize the purpose that pulse noise reduction quickly removes electricity, dedusting.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram for rotating silencing means.
1. noise reduction shell；11. shell step；12. interface；13. entrance；2. noise reduction air flue；21. stomata；22. through-hole；3.
Wave mouth；4. noise reduction spray head；41. bloop；42. screw thread.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Please refer to Fig. 1.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate
The revealed content of specification is not intended to limit the invention enforceable so that those skilled in the art understands and reads
Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
It does not influence still fall in disclosed technology contents under the effect of present invention can be generated and the purpose that can reach
It obtains in the range of capable of covering.Meanwhile cited such as "upper", "lower", "left", "right", " centre " and " one " in this specification
Term, be merely convenient to being illustrated for narration, rather than to limit the scope of the invention, the change of relativeness or
Adjustment, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
As shown in Figure 1, the present invention provides a kind of rotation silencing means, including noise reduction shell 1, noise reduction air flue 2, wave mouth 3,
Noise reduction spray head 4,1 set of the noise reduction shell outside the noise reduction air flue 2, one end of the noise reduction spray head 4 is located at outside the noise reduction
In shell 1, the mouth 3 that waves is located in the space that the noise reduction air flue 2 and noise reduction spray head 4 form, and the mouth 3 that waves disappears with described
It is equipped with gap between sound air flue 2 and noise reduction spray head 4, gap is equipped between the noise reduction air flue 2 and the noise reduction shell 1, it is described
The outer wall of noise reduction air flue 2 is equipped with stomata 21, and the head end of the noise reduction spray head 4 is equipped with noise reduction hole array.
In the present embodiment, one end of the noise reduction shell 1 is the entrance connecting with air gun nozzle, and the other end is interface,
The diameter of the entrance is less than the diameter of the interface, and the middle of the inner wall of the noise reduction shell 1 is equipped with shell step 11, institute
Stating interface 12 is internal screw thread.
In the present embodiment, the noise reduction air flue 2 is box-shape closed at one end, open at one end, the noise reduction air flue 2
Closed end be equipped with a hollow cylinder, the cylindrical body be equipped with through-hole 22.Gas is in noise reduction air flue 2 and noise reduction shell 1
Gap flows away, and enters the gap for waving mouth 3 Yu noise reduction air flue 2 from stomata 21.
In the present embodiment, the stomata 21 of the noise reduction air flue 2 is two, and two stomatas 21 are symmetrically placed, two stomatas 21
Tilt angle is equipped with the outer wall of the noise reduction air flue 2.A shearing force is formed when the tilt angle enters gas, is used for
The rotation of mouth 3 is waved in drive.
In the present embodiment, the head for waving mouth is the cone-shaped that cross-sectional area is gradually reduced.Mouth 3 is waved to rotate
During can reduce the pressure and flow velocity of discharge gas, to achieve the purpose that eliminate noise.
In the present embodiment, the noise reduction spray head 4 includes interconnecting piece and noise elimination part, and the interconnecting piece is external screw thread, described
The external screw thread of interconnecting piece is connect with the interface internal screw thread of noise reduction shell, and the noise elimination part is the taper that cross-sectional area is gradually reduced
Shape is uniformly distributed bloop on the outer wall of noise elimination part, is equipped with venthole at the axle center of the noise elimination part, the gas made declines rapidly
Subtract.
In the present embodiment, the bloop 41 is the elliptical shape that cross-sectional area is gradually reduced.
In the present embodiment, the noise reduction spray head 4 is made of polytetrafluoroethylene material.Good with wearability, hardness is high, resistance to
Grind practical characteristic.
The outlet of the entrance and air gun of noise reduction shell connects, and gas enters from entrance, enters from the through-hole of noise reduction air flue and disappears
The gap of sound shell and noise reduction air flue enters the inside of noise reduction air flue from the stomata of noise reduction shell, and then gas is from noise reduction gas
Road and the gap waved between mouth spray, since the outer wall of two stomatas and the noise reduction air flue is equipped with tilt angle, so that gas
There is certain tilting force when entering the inside of noise reduction air flue, when air-flow passes through stomata, when air-flow reaches the feelings of certain pressure
Under condition, air-flow directly acts on through section air flue and waves mouth, so that mouth is waved under the action of high pressure, high speed rotation, thus
It has driven and has waved mouth high speed rotation, when waving mouth deviation air flue, the throughput of the gas outlet of noise reduction spray head is with regard to small；When waving mouth
When parallel air flue, the throughput of the gas outlet of noise reduction spray head is with regard to big, to realize air pulse.When air pulse passes through noise reduction
When spray head, pass through the noise reduction hole array of noise reduction spray head external margin, when outer gas stream is introduced outlet head through array, realizes
The air-flow that grating and external margin the bloop display of internal pulses air-flows introduce, which forms, to liquidate, to realize pulse
Noise reduction quickly removes the purpose of electricity, dedusting.
As described above, a kind of rotation silencing means provided by the invention, is arranged silencing means on dedusting air gun, makes jet
Mouth is connect with silencing means, when air-flow is gone out by silencing means noise reduction, reduces noise when dedusting；Realize pulse noise reduction
Quickly except electricity, the purpose of dedusting.So the present invention effectively overcomes various shortcoming in the prior art and has high industrial utilization
Value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (7)
1. a kind of rotation silencing means, including noise reduction shell, noise reduction air flue, wave mouth, noise reduction spray head, it is characterised in that: described
Outside the noise reduction air flue, one end of the noise reduction spray head is connect noise reduction casing with the noise reduction outer casing screw, described to wave
Mouth is located in the space of the noise reduction air flue and noise reduction sprinkler composition, it is described wave mouth and the noise reduction air flue and noise reduction spray head it
Between be equipped with gap, gap is equipped between the noise reduction air flue and the noise reduction shell, the outer wall of the noise reduction air flue is equipped with gas
The outlet side in hole, the noise reduction spray head is equipped with noise reduction hole array.
2. a kind of rotation silencing means according to claim 1, it is characterised in that: one end of the noise reduction shell is air inlet
Mouthful, it is designed as external screw thread, can be connect with air gun nozzle；The other end is outlet end interface, is designed as internal screw thread, can be with noise reduction spray head
Connection, air inlet outer diameter are less than outlet end interface outer diameter, and the inside of the noise reduction shell, which is emptied, to be penetrated through and be equipped with step.
3. a kind of rotation silencing means according to claim 2, it is characterised in that: the noise reduction air flue is stepped cylindrical
Body, both ends inside are not penetrated shape to empty, and intermediate connections are entity, and the noise reduction air flue is round with noise reduction shell contact jaw
The circular through hole divided equally there are four 360 ° is set on cylinder, the other end is set there are two symmetrical ellipse hole, ellipse hole with
Outer wall is equipped with tilt angle.
4. a kind of rotation silencing means according to claim 3, it is characterised in that: the head for waving mouth is cross section
The cone-shaped that product is gradually reduced waves the both ends perforation of mouth.
5. a kind of rotation silencing means according to claim 4, it is characterised in that: the noise reduction spray head include interconnecting piece and
Noise elimination part, the interconnecting piece are external screw thread, and the external screw thread of the interconnecting piece is connect with the interface internal screw thread of noise reduction shell, described to disappear
Line is the cone-shaped that cross-sectional area is gradually reduced, and bloop, the axis of the noise elimination part are uniformly distributed on the outer wall of noise elimination part
Venthole is equipped at the heart.
6. a kind of rotation silencing means according to claim 5, it is characterised in that: the bloop be cross-sectional area gradually
Reduced elliptical shape.
7. according to claim 1 to a kind of rotation silencing means described in 6 any one claims, it is characterised in that: described to disappear
Sound spray head is made of polytetrafluoroethylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710497103.7A CN107213999B (en) | 2017-06-26 | 2017-06-26 | A kind of rotation silencing means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710497103.7A CN107213999B (en) | 2017-06-26 | 2017-06-26 | A kind of rotation silencing means |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107213999A CN107213999A (en) | 2017-09-29 |
| CN107213999B true CN107213999B (en) | 2019-04-23 |
Family
ID=59950759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710497103.7A Active CN107213999B (en) | 2017-06-26 | 2017-06-26 | A kind of rotation silencing means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107213999B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4367807A (en) * | 1980-05-30 | 1983-01-11 | Willy Fink | Sound absorber for compressed-air operated apparatuses, in particular compressed air vibrators |
| CN2896509Y (en) * | 2006-05-16 | 2007-05-02 | 启碁科技股份有限公司 | Ion gun silencing device |
| CN203243590U (en) * | 2013-05-10 | 2013-10-16 | 威驰股份有限公司 | Rotation shower nozzle of electrostatic eliminator |
| CN203274382U (en) * | 2013-05-16 | 2013-11-06 | 于法周 | Cyclone separator with silencing device |
| CN103403308A (en) * | 2010-10-08 | 2013-11-20 | 品纳科动力有限公司 | Sound attenuation device and method for a combustion engine |
-
2017
- 2017-06-26 CN CN201710497103.7A patent/CN107213999B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4367807A (en) * | 1980-05-30 | 1983-01-11 | Willy Fink | Sound absorber for compressed-air operated apparatuses, in particular compressed air vibrators |
| CN2896509Y (en) * | 2006-05-16 | 2007-05-02 | 启碁科技股份有限公司 | Ion gun silencing device |
| CN103403308A (en) * | 2010-10-08 | 2013-11-20 | 品纳科动力有限公司 | Sound attenuation device and method for a combustion engine |
| CN203243590U (en) * | 2013-05-10 | 2013-10-16 | 威驰股份有限公司 | Rotation shower nozzle of electrostatic eliminator |
| CN203274382U (en) * | 2013-05-16 | 2013-11-06 | 于法周 | Cyclone separator with silencing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107213999A (en) | 2017-09-29 |
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