CN213270292U - Roots blower intake silencer and air filter integrated device - Google Patents
Roots blower intake silencer and air filter integrated device Download PDFInfo
- Publication number
- CN213270292U CN213270292U CN202021886610.3U CN202021886610U CN213270292U CN 213270292 U CN213270292 U CN 213270292U CN 202021886610 U CN202021886610 U CN 202021886610U CN 213270292 U CN213270292 U CN 213270292U
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- air
- silencer
- integrated device
- filter
- roots blower
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- 230000003584 silencer Effects 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 7
- 241001330002 Bambuseae Species 0.000 claims description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 7
- 239000011425 bamboo Substances 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 2
- 238000001914 filtration Methods 0.000 abstract description 9
- 230000008030 elimination Effects 0.000 abstract description 5
- 238000003379 elimination reaction Methods 0.000 abstract description 5
- 230000030279 gene silencing Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an integrated device of an air inlet silencer and an air filter of a Roots blower, which comprises the air filter and a straight-tube perforated silencer, wherein the leftmost side of the air filter is provided with an air inlet, the right side of the air inlet is provided with an air inlet channel, a primary filter element is arranged in the air inlet channel, the middle in the cavity of the air filter is provided with a secondary filter element, the right side of the straight-tube perforated silencer is provided with an air outlet, the upper side and the lower side of the inner cavity of the straight-tube perforated silencer are provided with silencing materials, and the middle of the inner cavity of the straight. The invention improves the noise reduction effect, reduces the flow loss, obviously improves the comprehensive performance of the integrated filtering and noise elimination device while ensuring the quality of the inlet air of the Roots blower, and can provide reference for the design and optimization of an air inlet noise elimination system in engineering.
Description
Technical Field
The utility model belongs to filter the noise elimination field, concretely relates to roots's fan silencer and air cleaner integrated device that admits air.
Background
The Roots blower is used as a gas pressurizing and conveying device and is widely applied to industries such as coal, chemical industry, aquaculture, sewage treatment and the like. In the positive pressure air supply occasion, the aerodynamic noise radiated by the inlet part aggravates the environmental pollution, and meanwhile, the inlet air quality seriously influences the safe operation of the Roots blower.
At present, most of air filters and silencers of Roots blowers are designed independently, the whole size is long, the pressure loss is large, the improvement technology of the filtering and silencing integrated combined structure is few, the telescopic vertical built-in air inlet filtering silencer technology for the existing Roots blowers has the defects that the pressure loss is overlarge, the air cannot be filtered by the air filters fully and the filtering performance is poor due to the fact that the air enters the device from top to bottom.
The integrated device of the Roots blower air inlet silencer and the air filter improves the noise reduction effect while ensuring the quality of the inlet air of the Roots blower, reduces the flow loss, obviously improves the comprehensive performance of the integrated filtering and silencing device, and can provide reference for the design and optimization of an air inlet silencing system in engineering.
Disclosure of Invention
To the above prior art, the utility model provides a roots's fan silencer and air cleaner integrated device that admits air makes its structure more compact, and is simple and convenient, can further improve noise elimination, filtering quality.
The utility model discloses a technical solution include: the utility model provides a roots's fan silencer and air cleaner integrated device that admits air, includes air cleaner and straight section of thick bamboo perforation silencer, the air cleaner leftmost side is the air inlet, the air inlet right side sets up inlet channel, the inside one-level filter core that sets up of inlet channel, set up to the second grade filter core in the middle of the air cleaner inner chamber, straight section of thick bamboo perforation silencer right side is the gas outlet, set up the perforated pipe in the middle of the straight section of thick bamboo perforation silencer inner chamber.
Furthermore, the integrated device of the Roots blower air intake silencer and the air filter is characterized in that the primary filter element is positioned in the middle of the air intake passage, and the primary filter element and the secondary filter element are filled with porous fiber filter paper materials.
Furthermore, the integrated device of the Roots blower air intake silencer and the air filter is characterized in that two sides of the inner cavity of the straight perforated silencer are filled with resistive materials.
Furthermore, the integrated device of the Roots blower air intake silencer and the air filter is characterized in that the inner insertion tubes are inserted into the left side and the right side of the cavity of the integrated device of the Roots blower air intake silencer and the air filter.
Furthermore, the integrated device of the Roots blower air intake silencer and the air filter is characterized in that the effective perforation length of the perforated pipe is 500 mm.
The utility model discloses the beneficial technological effect who brings does: the utility model discloses a roots's fan silencer and air cleaner integrated device that admits air combines air cleaner and straight section of thick bamboo perforation muffler together, makes its compact structure, and is simple and convenient, can further improve noise elimination, filtering quality.
Drawings
Fig. 1 is a two-dimensional structure diagram of the present invention.
Fig. 2 is an internal structure diagram of the present invention.
1 air inlet, 2 first-stage filter elements, 3 air filter, 4 second-stage filter elements, 5 perforated pipes, 6 straight perforated mufflers, 7 air outlets, 8 resistive materials, 9 air inlet channels and 10 inner inserted pipes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and embodiments, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
As shown in fig. 1, an integrated device of an air inlet silencer and an air filter of a roots blower comprises an air filter 3 and a straight-tube perforated silencer 6, wherein the leftmost side of the air filter 3 is an air inlet 1, the right side of the air inlet 1 is provided with an air inlet channel 9, a first-stage filter element 2 is arranged in the air inlet channel 9, a second-stage filter element 4 is arranged in the middle of an inner cavity of the air filter 3, the right side of the straight-tube perforated silencer 6 is an air outlet 7, two sides of the inner cavity are filled with resistive materials 8, the first-stage filter element 2 is positioned in the middle of the air inlet channel 3, and the first-stage filter element 2 and the second-.
As shown in figure 2, the inner inserting pipes 10 are inserted into the left side and the right side of the cavity of the integrated device of the Roots blower air intake silencer and the air filter, the perforated pipe 5 is arranged in the middle of the inner cavity of the straight perforated silencer 6, and the effective perforation length of the perforated pipe 5 is 500 mm.
The utility model discloses a roots's fan silencer and air cleaner integrated device that admits air, its theory of operation is: the gas enters the gas inlet channel 9 through the gas inlet 1, enters the cavity of the air filter 3 through the filtration of the primary filter element 2, the resistance is reduced due to the increase of the volume of the cavity, and then enters the straight perforated muffler 6 through the secondary filtration of the secondary filter element 4, the resistive materials 8 on the two sides of the inner cavity of the straight perforated muffler 6 eliminate the noise of the gas, and the finally processed gas is discharged through the gas outlet 7.
The utility model discloses the part that does not relate to adopts or borrows existing technology to realize.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a roots's fan silencer and air cleaner integrated device that admits air which characterized in that: including air cleaner (3) and straight section of thick bamboo perforation silencer (6), air cleaner (3) leftmost is air inlet (1), air inlet (1) right side sets up inlet channel (9), set up in inlet channel (9) to one-level filter core (2), set up to second grade filter core (4) in the middle of air cleaner (3) inner chamber, straight section of thick bamboo perforation silencer (6) right side is gas outlet (7), set up perforated pipe (5) in the middle of straight section of thick bamboo perforation silencer (6) inner chamber.
2. The integrated device of the Roots blower intake silencer and the air filter as claimed in claim 1, wherein: the primary filter element (2) is positioned in the middle of the air inlet channel (9), and the primary filter element (2) and the secondary filter element (4) are filled with porous fiber filter paper materials.
3. The integrated device of the Roots blower intake silencer and the air filter as claimed in claim 1, wherein: and two sides of the inner cavity of the straight-tube perforated silencer (6) are filled with resistive materials (8).
4. The integrated device of the Roots blower intake silencer and the air filter as claimed in claim 1, wherein: the inner inserting pipes (10) are inserted into the left side and the right side of the cavity of the Roots blower air inlet silencer and air filter integrated device.
5. The integrated device of the Roots blower intake silencer and the air filter as claimed in claim 1, wherein: the effective perforation length of the perforation pipe (5) is 500 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021886610.3U CN213270292U (en) | 2020-09-02 | 2020-09-02 | Roots blower intake silencer and air filter integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021886610.3U CN213270292U (en) | 2020-09-02 | 2020-09-02 | Roots blower intake silencer and air filter integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213270292U true CN213270292U (en) | 2021-05-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021886610.3U Expired - Fee Related CN213270292U (en) | 2020-09-02 | 2020-09-02 | Roots blower intake silencer and air filter integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213270292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113723022A (en) * | 2021-08-24 | 2021-11-30 | 同济大学 | Prediction method for pressure loss of irregular multi-cavity perforated silencer |
-
2020
- 2020-09-02 CN CN202021886610.3U patent/CN213270292U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113723022A (en) * | 2021-08-24 | 2021-11-30 | 同济大学 | Prediction method for pressure loss of irregular multi-cavity perforated silencer |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210525 |