CN108282050A - A kind of high frequency unsteady flow generator - Google Patents
A kind of high frequency unsteady flow generator Download PDFInfo
- Publication number
- CN108282050A CN108282050A CN201711316529.4A CN201711316529A CN108282050A CN 108282050 A CN108282050 A CN 108282050A CN 201711316529 A CN201711316529 A CN 201711316529A CN 108282050 A CN108282050 A CN 108282050A
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- CN
- China
- Prior art keywords
- plate
- noise
- contraction chamber
- high frequency
- silencer box
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- 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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses a kind of high frequency unsteady flow generators, including engine block, silencer box, wind inlet silencing device, air exhausting soundproofing device, the first contraction chamber and the second contraction chamber, wherein, the wind inlet silencing device, first contraction chamber, the silencer box, second contraction chamber and the air exhausting soundproofing device are from left to right sequentially connected, and U-shaped oscillating plate is equipped in the silencer box.Beneficial effects of the present invention：The effect that the damping spring is mainly utilized by the shock-absorbing and noise-eliminating device, makes the engine block reduce the vibration transmission to the silencer box, plays apparent noise reduction；The wind inlet silencing device additionally by setting and the air exhausting soundproofing device, and be greatly reduced by the wind collecting unit, so that acoustic energy is converted into thermal energy and digests, effectively reduce the noise of high-frequency motor, working environment is improved, it is simple in structure, it is with obvious effects.
Description
Technical field
The present invention relates to technical field of generators, it particularly relates to a kind of high frequency unsteady flow generator.
Background technology
Generator refers to the mechanical equipment at electric energy by the energy conversion of other forms, it is by the hydraulic turbine, steam turbine, diesel oil
Machine or the driving of other dynamic power machines convert the energy that flow, air-flow, fuel combustion or nuclear fission generate to mechanical energy biography
Electric energy is converted to generator, then by generator.
Generator has been widely used in industrial and agricultural production, national defence, science and technology and daily life.The form of generator is very
It is more, but its operation principle is all based on the law of electromagnetic induction and law of electromagnetic force.Therefore, the rule of construction is：With appropriate
Magnetic conduction and conductive material constitute mutually carry out electromagnetic induction magnetic circuit and circuit, to generate electromagnetic power, reach energy conversion
Purpose.
Wherein, high frequency unsteady flow generator during use, will produce larger pneumatic noise, the processing of the prior art
Method mainly reaches reduction noise by filling silencing cotton between air inlet pipe and shell, often because silencing cotton filling is insufficient
Or it is uneven cause noise reduction stability poor, and it is simple in structure, cannot achieve the effect that noise elimination well.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Invention content
For the problems in the relevant technologies, the present invention proposes a kind of high frequency unsteady flow generator, to overcome existing the relevant technologies
Existing above-mentioned technical problem.
The technical proposal of the invention is realized in this way：
A kind of high frequency unsteady flow generator, including engine block, silencer box, wind inlet silencing device, air exhausting soundproofing device, the first receipts
Contracting chamber and the second contraction chamber, wherein the wind inlet silencing device, first contraction chamber, the silencer box, described second shrink
Chamber and the air exhausting soundproofing device are from left to right sequentially connected, and U-shaped oscillating plate, the U-shaped vibration are equipped in the silencer box
The edges at two ends of plate is formed about the U-shaped symmetrically arranged rectangular support slot of oscillating plate, is provided in the support slot
Shock-absorbing and noise-eliminating device, the shock-absorbing and noise-eliminating device include support column, bearing plate and damping spring, and the damping spring is mounted on institute
It states in support slot, the one end of the damping spring far from the support slot is connected with the bearing plate, and the bearing plate is far from institute
The one end for stating damping spring is connected with the support column, and the both sides of the support slot are respectively connected with the shock-absorbing and noise-eliminating device, and
The shock-absorbing and noise-eliminating device is symmetrically connected to the top and bottom of the support slot, the hair is equipped in the U-shaped oscillating plate
Motor body, wherein the wind inlet silencing device and the air exhausting soundproofing device include shell, connecting plate, internal layer filter,
Middle level filter and outer layer filter, the internal layer filter, the middle level filter, the outer layer filter and the shell
It is sequentially connected from inside to outside by the connecting plate, forms ring-shaped cylindrical filter, the air exhausting soundproofing device is far from described the
One end of two contraction chambers is connected with wind collecting unit.
Further, the bottom end of the U-shaped oscillating plate is connected by beam with the bottom of the silencer box.
Further, the one end of the wind inlet silencing device far from first contraction chamber is connected with filter device.
Further, the silencer box includes top plate and bottom plate and noise elimination side plate, wherein the top plate, the bottom plate and four
It is connected with each other and is integrally formed between a noise elimination side plate.
Further, the both sides of the noise elimination side plate are equipped with compound orifice plate of eliminating the noise, and the centre of the noise elimination side plate is set
There is fire-proof plate.
Further, it is equipped with mineral wool between the noise elimination side plate and the compound orifice plate of eliminating the noise.
Beneficial effects of the present invention：The effect that the damping spring is mainly utilized by the shock-absorbing and noise-eliminating device, makes institute
It states engine block and reduces vibration transmission to the silencer box, play apparent noise reduction；Described in setting
Wind inlet silencing device and the air exhausting soundproofing device, and be greatly reduced by the wind collecting unit, so that acoustic energy is converted into thermal energy
It digests, effectively reduces the noise of high-frequency motor, improve working environment, it is simple in structure, it is with obvious effects.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of high frequency unsteady flow generator according to the ... of the embodiment of the present invention；
Fig. 2 is a kind of sectional view in the directions high frequency unsteady flow generator A-A according to the ... of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of noise elimination side plate in a kind of high frequency unsteady flow generator according to the ... of the embodiment of the present invention.
In figure：
1, engine block；2, top plate；3, support column；4, bearing plate；5, damping spring；6, the first contraction chamber；7, air inlet is eliminated the noise
Device；8, filter device；9, beam；10, U-shaped oscillating plate；11, bottom plate；12, support slot；13, wind collecting unit；14, air exhausting soundproofing
Device；15, the second contraction chamber；16, noise elimination side plate；17, silencer box；18, shell；20, connecting plate；21, outer layer filter；22、
Internal layer filter；23, middle level filter；24, fire-proof plate；25, mineral wool；26, the compound orifice plate of noise elimination；27, shock-absorbing and noise-eliminating device.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained belong to what the present invention protected
Range.
According to an embodiment of the invention, a kind of high frequency unsteady flow generator is provided.
As shown in Figs. 1-3, high frequency unsteady flow generator according to the ... of the embodiment of the present invention, including engine block 1, silencer box
17, wind inlet silencing device 7, air exhausting soundproofing device 14, the first contraction chamber 6 and the second contraction chamber 15, wherein the air inlet, which is eliminated the noise, to be filled
Set 7, first contraction chamber 6, the silencer box 17, second contraction chamber 15 and the air exhausting soundproofing device 14 from left to right
Be sequentially connected, U-shaped oscillating plate 10 be installed in the silencer box 17, the edges at two ends of the U-shaped oscillating plate 10 form about
10 symmetrically arranged rectangular support slot 12 of the U-shaped oscillating plate is provided with shock-absorbing and noise-eliminating device 27, institute in the support slot 12
It includes support column 3, bearing plate 4 and damping spring 5 to state shock-absorbing and noise-eliminating device 27, and the damping spring 5 is mounted on the support slot
In 12, the one end of the damping spring 5 far from the support slot 12 is connected with the bearing plate 4, and the bearing plate 4 is far from described
One end of damping spring 5 is connected with the support column 3, and the both sides of the support slot 12 are respectively connected with the shock-absorbing and noise-eliminating device
27, and the shock-absorbing and noise-eliminating device 27 is symmetrically connected to the top and bottom of the support slot 12, in the U-shaped oscillating plate 10 pacify
Equipped with the engine block 1, wherein the wind inlet silencing device 7 and the air exhausting soundproofing device 14 include shell 18, connect
Fishplate bar 20, internal layer filter 22, middle level filter 23 and outer layer filter 21, the internal layer filter 22, middle level filtering
Device 23, the outer layer filter 21 and the shell 18 are sequentially connected by the connecting plate 20 from inside to outside, form annular canister
Formula filter, the one end of the air exhausting soundproofing device 14 far from second contraction chamber 15 are connected with wind collecting unit 13.
In one embodiment, the bottom phase that the bottom end of the U-shaped oscillating plate 10 passes through beam 9 and the silencer box 17
Connection.
In one embodiment, the one end of the wind inlet silencing device 7 far from first contraction chamber 6 is connected with filtering dress
Set 8.
In one embodiment, the silencer box 17 includes top plate 2, bottom plate 11 and noise elimination side plate 16, wherein the top plate
2, it is connected with each other and is integrally formed between the bottom plate 11 and four noise elimination side plates 16.
In one embodiment, the both sides of the noise elimination side plate 16 are equipped with compound orifice plate 26 of eliminating the noise, and the noise elimination side
The centre of plate 16 is equipped with fire-proof plate 24.
In one embodiment, it is equipped with mineral wool 25 between the noise elimination side plate 16 and the compound orifice plate 26 of eliminating the noise.
By means of the above-mentioned technical proposal of the present invention, pass through engine block 1, silencer box 17, wind inlet silencing device 7, row
Wind silencing apparatus 14, the first contraction chamber 6 and the second contraction chamber 15, wherein the wind inlet silencing device 7, first contraction chamber
6, the silencer box 17, second contraction chamber 15 and the air exhausting soundproofing device 14 are from left to right sequentially connected, the noise elimination
U-shaped oscillating plate 10 is installed, it is right about the U-shaped oscillating plate 10 that the edges at two ends of the U-shaped oscillating plate 10 is formed in case 17
Claim the rectangular support slot 12 of setting, shock-absorbing and noise-eliminating device 27, the shock-absorbing and noise-eliminating device 27 are provided in the support slot 12
Including support column 3, bearing plate 4 and damping spring 5, the damping spring 5 is mounted in the support slot 12, the damping spring
5 one end far from the support slot 12 are connected with the bearing plate 4, and the one end of the bearing plate 4 far from the damping spring 5 connects
It is connected to the support column 3, the both sides of the support slot 12 are respectively connected with the shock-absorbing and noise-eliminating device 27, and the shock-absorbing and noise-eliminating fills
27 top and bottom for being symmetrically connected to the support slot 12 are set, the engine block is installed in the U-shaped oscillating plate 10
1, wherein the wind inlet silencing device 7 and the air exhausting soundproofing device 14 are including shell 18, connecting plate 20, internal layer filter
22, middle level filter 23 and outer layer filter 21, the internal layer filter 22, the middle level filter 23, outer layer filtering
Device 21 and the shell 18 are sequentially connected by the connecting plate 20 from inside to outside, form ring-shaped cylindrical filter, the air draft
The one end of silencing apparatus 14 far from second contraction chamber 15 is connected with wind collecting unit 13.
In conclusion beneficial effects of the present invention：The damping spring 5 is mainly utilized by the shock-absorbing and noise-eliminating device 27
Effect, so that the engine block 1 is reduced the vibration transmission to the silencer box 17, play apparent noise reduction；In addition
The wind inlet silencing device 7 by setting and the air exhausting soundproofing device 14, and substantially dropped by the wind collecting unit 13
It is low, so that acoustic energy is converted into thermal energy and digest, effectively reduce the noise of high-frequency motor, improves working environment, structure letter
It is single, it is with obvious effects.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (6)
1. a kind of high frequency unsteady flow generator, which is characterized in that including engine block（1）, silencer box（17）, wind inlet silencing device
（7）, air exhausting soundproofing device（14）, the first contraction chamber（6）With the second contraction chamber（15）, wherein the wind inlet silencing device（7）、
First contraction chamber（6）, the silencer box（17）, second contraction chamber（15）With the air exhausting soundproofing device（14）From a left side
It is sequentially connected to the right side, the silencer box（17）U-shaped oscillating plate is inside installed（10）, the U-shaped oscillating plate（10）Edges at two ends
It forms about the U-shaped oscillating plate（10）Symmetrically arranged rectangular support slot（12）, the support slot（12）Inside it is provided with
Shock-absorbing and noise-eliminating device（27）, the shock-absorbing and noise-eliminating device（27）Including support column（3）, bearing plate（4）And damping spring（5）, institute
State damping spring（5）Mounted on the support slot（12）It is interior, the damping spring（5）Far from the support slot（12）One end connect
It is connected to the bearing plate（4）, the bearing plate（4）Far from the damping spring（5）One end be connected with the support column（3）,
The support slot（12）Both sides be respectively connected with the shock-absorbing and noise-eliminating device（27）, and the shock-absorbing and noise-eliminating device（27）Symmetrically connect
It is connected on the support slot（12）Top and bottom, the U-shaped oscillating plate（10）The engine block is inside installed（1）,
In, the wind inlet silencing device（7）With the air exhausting soundproofing device（14）It include shell（18）, connecting plate（20）, internal layer filter
Wave device（22）, middle level filter（23）With outer layer filter（21）, the internal layer filter（22）, the middle level filter
（23）, the outer layer filter（21）With the shell（18）Pass through the connecting plate from inside to outside（20）It is sequentially connected, is formed
Ring-shaped cylindrical filter, the air exhausting soundproofing device（14）Far from second contraction chamber（15）One end be connected with wind collecting unit
（13）.
2. a kind of high frequency unsteady flow generator according to claim 1, which is characterized in that the U-shaped oscillating plate（10）Bottom
End passes through beam（9）With the silencer box（17）Bottom be connected.
3. a kind of high frequency unsteady flow generator according to claim 1, which is characterized in that the wind inlet silencing device（7）Far
From first contraction chamber（6）One end be connected with filter device（8）.
4. a kind of high frequency unsteady flow generator according to claim 1, which is characterized in that the silencer box（17）Including top plate
（2）, bottom plate（11）With noise elimination side plate（16）, wherein the top plate（2）, the bottom plate（11）With four noise elimination side plates（16）
Between be connected with each other be integrally formed.
5. a kind of high frequency unsteady flow generator according to claim 4, which is characterized in that the noise elimination side plate（16）Both sides
Compound orifice plate of eliminating the noise is installed（26）, and the noise elimination side plate（16）Centre be equipped with fire-proof plate（24）.
6. a kind of high frequency unsteady flow generator according to claim 5, which is characterized in that the noise elimination side plate（16）With it is described
It eliminates the noise compound orifice plate（26）Between be equipped with mineral wool（25）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711316529.4A CN108282050A (en) | 2017-12-12 | 2017-12-12 | A kind of high frequency unsteady flow generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711316529.4A CN108282050A (en) | 2017-12-12 | 2017-12-12 | A kind of high frequency unsteady flow generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108282050A true CN108282050A (en) | 2018-07-13 |
Family
ID=62801610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711316529.4A Pending CN108282050A (en) | 2017-12-12 | 2017-12-12 | A kind of high frequency unsteady flow generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108282050A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202056068U (en) * | 2011-05-15 | 2011-11-30 | 商丘市金桥金属制品有限公司 | Silencing device for local ventilator |
| CN202444369U (en) * | 2012-02-17 | 2012-09-19 | 郭达 | Motor silencer |
| CN203416092U (en) * | 2013-09-06 | 2014-01-29 | 重庆和合机电有限公司 | Generator muffler and generator |
| CN205117831U (en) * | 2015-11-16 | 2016-03-30 | 商丘市金桥环保科技有限公司 | Axial -flow fan silencer |
| CN107355412A (en) * | 2017-09-05 | 2017-11-17 | 马可良 | A kind of blower tray with noise reduction function |
-
2017
- 2017-12-12 CN CN201711316529.4A patent/CN108282050A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202056068U (en) * | 2011-05-15 | 2011-11-30 | 商丘市金桥金属制品有限公司 | Silencing device for local ventilator |
| CN202444369U (en) * | 2012-02-17 | 2012-09-19 | 郭达 | Motor silencer |
| CN203416092U (en) * | 2013-09-06 | 2014-01-29 | 重庆和合机电有限公司 | Generator muffler and generator |
| CN205117831U (en) * | 2015-11-16 | 2016-03-30 | 商丘市金桥环保科技有限公司 | Axial -flow fan silencer |
| CN107355412A (en) * | 2017-09-05 | 2017-11-17 | 马可良 | A kind of blower tray with noise reduction function |
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Application publication date: 20180713 |