CN202852315U - Silencer - Google Patents
Silencer Download PDFInfo
- Publication number
- CN202852315U CN202852315U CN201220421028.9U CN201220421028U CN202852315U CN 202852315 U CN202852315 U CN 202852315U CN 201220421028 U CN201220421028 U CN 201220421028U CN 202852315 U CN202852315 U CN 202852315U
- Authority
- CN
- China
- Prior art keywords
- noise reduction
- cylinder
- cylindrical shell
- steel pipe
- silencing
- 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.)
- Expired - Lifetime
Links
- 230000003584 silencer Effects 0.000 title abstract 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 32
- 239000010959 steel Substances 0.000 claims abstract description 32
- 230000030279 gene silencing Effects 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 8
- 230000009467 reduction Effects 0.000 claims description 43
- 239000002184 metal Substances 0.000 claims description 15
- 229920000742 Cotton Polymers 0.000 claims description 5
- 208000002925 dental caries Diseases 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 239000002912 waste gas Substances 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 230000001743 silencing effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
Images
Landscapes
- Exhaust Silencers (AREA)
Abstract
Provided is a silencer. The silencer comprises a cylinder body (20), a plurality of silencing units (50), an inner supporting frame (11), and an inner supporting frame (14). The cylinder body (20) is formed by connecting a cylinder steel pipe (3) and any one end of a sieve plate cylinder (8), space in the middle forms an air inflow cavity (201), the other end of the sieve plate cylinder (8) is fixed in the silencing unit (50) with the smallest radius, and an air inlet (16) is arranged at the other end of the cylinder steel pipe (3). Each silencing unit (50) comprises a porous cylinder (30), an imporous cylinder (40), a silencing cavity (501) and silencing materials (9), and the silencing unit (50) at the outermost side is provided with an air exhaust port (15). The silencer applies to pipelines of low-pressure gas without strong corrosion, is used for reducing noise in the process of exhausting the low-pressure gas and provided with a plurality of silencing cavities, and is good in silencing effect. In addition, according to centralized air exhaust port design, collecting or exhausting of waste gas is simple and convenient.
Description
Technical field
The utility model relates to a kind of silencing apparatus, relates in particular to a kind of low pressure that is applicable to without the silencing apparatus of severe corrosive gas piping.
Background technique
At present, use silencing apparatus in a lot of machinery, the huge noise of eliminating or producing during attenuation apparatus work, and on the market the general erasure effect of silencing apparatus is relatively poor now.
The model utility content
The purpose of this utility model provides the better silencing apparatus of a kind of elimination noise effects.
For achieving the above object, the technological scheme that the utility model provides is: a kind of silencing apparatus, and it comprises cylindrical shell, a plurality of noise reductions unit, interior shelf, interior shelf; Described cylindrical shell is formed by connecting by any end of cylinder steel pipe and perforated metal cylinder, and middle space consists of the air inlet cavity, and the other end of perforated metal cylinder is fixed in the noise reduction unit of radius minimum, and the other end of cylinder steel pipe is provided with suction port; Described noise reduction unit comprises porous cylindrical shell, non-hole cylinder, noise reduction cavity and noise reduction material, and outermost noise reduction unit is provided with relief opening.
Technique scheme can be preferably, the porous sieve plate that described porous cylindrical shell is installed by perforated metal cylinder and perforated metal cylinder one end consists of, the circular steel plate that described non-hole cylinder is installed by seamless steel pipe and steel pipe one end consists of, the radius of porous cylindrical shell or non-hole cylinder increases at intervals successively, and porous cylindrical shell, non-hole cylinder is nested together according to the order that radius increases, opening is at same end, space between the two consists of a plurality of noise reduction cavitys, fill with the noise reduction material in noise reduction cavity hollow crack, consist of a noise reduction unit, one end of noise reduction unit opening is equipped with annular porous sieve plate, one end of outermost porous cartridge openings is installed annular porous sieve plate, and an end of outermost non-hole cylinder opening is installed circular steel plate; Except cylindrical shell, the cylindrical shell of radius minimum is the porous cylindrical shell, and the cylindrical shell of radius maximum is non-hole cylinder, and the ring steel plate that the non-hole cylinder of radius maximum is installed by seamless steel pipe and steel pipe one end consists of.
Technique scheme can be preferably, described seamless steel pipe is connected with an end of three described interior shelf near an end of relief opening, the other end of supporting frame is separately fixed on the perforated metal cylinder of adjacent noise reduction unit, also connected by described interior shelf respectively between the two ends, a plurality of noise reductions unit, interior shelf is respectively 120 ° and arranges.
Technique scheme can be preferably, and described relief opening is arranged on the relative the other end of suction port, and relief opening and suction port are with externally threaded connecting rod or flange.
Technique scheme can be preferably, the coaxial distribution of all cylindrical shells.
Technique scheme also can be preferably, and described noise reduction material is silencing cotton.
The beneficial effects of the utility model are: be applicable to low pressure without the severe corrosive gas piping, be used for alleviating the noise of low-pressure gas discharging, a plurality of noise reduction cavitys are arranged, erasure effect is better, and the design of centralized relief opening makes the collection of waste gas or discharges easier.
Description of drawings
Accompanying drawing 1 is structural representation of the present utility model.
Embodiment
Silencing apparatus as shown in Figure 1, it comprises cylindrical shell 20, two noise reduction unit 50, interior shelf 11, interior shelf 14; Cylindrical shell 20 is formed by connecting by any end of cylinder steel pipe 3 and perforated metal cylinder 8, and middle space consists of air inlet cavity 201, and the other end of perforated metal cylinder 8 is fixed in the inboard noise reduction unit 50, and the other end of cylinder steel pipe 3 is provided with suction port 16.
Noise reduction unit 50 comprises porous cylindrical shell 30, non-hole cylinder 40, noise reduction cavity 501 and noise reduction material 9, the porous sieve plate 10 that porous cylindrical shell 30 is installed by perforated metal cylinder 7 and perforated metal cylinder 7 one ends consists of, the circular steel plate 12 that non-hole cylinder 40 is installed by seamless steel pipe 6 and steel pipe 6 one ends consists of, the radius of porous cylindrical shell 30 or non-hole cylinder 40 increases at intervals successively, and porous cylindrical shell 30, non-hole cylinder 40 is nested together according to the order that radius increases, opening is at same end, space between the two consists of noise reduction cavity 501, fill with silencing cotton in the space in the noise reduction cavity 501, consist of a noise reduction unit 50, an end of noise reduction unit 50 openings is equipped with annular porous sieve plate 2; One end of outermost porous cylindrical shell 30 openings is installed annular porous sieve plate 2, one end of outermost non-hole cylinder 40 openings is installed circular steel plate 1, the other end is provided with relief opening 15, relief opening 15 is arranged on the relative the other end of suction port 16, and relief opening 15 and suction port 16 are with externally threaded connecting rod or flange.
Except cylindrical shell 20, the most inboard cylindrical shell is porous cylindrical shell 30, and the outermost cylindrical shell is non-hole cylinder 40, and the ring steel plate 17 that this non-hole cylinder 40 is installed by seamless steel pipe 6 and steel pipe one end consists of.
Supported by interior shelf 11, interior shelf 14 between two noise reduction unit 50, three interior shelf 11 are positioned at seamless steel pipe 6 near an end of relief opening 15, and the other end of supporting frame 11 is separately fixed on the perforated metal cylinder 5 of noise reduction unit, the outside 50; Interior shelf 14 is installed in up and down between the two ends of two noise reduction unit 50, and interior shelf 11 and supporting frame 14 are respectively 120 ° and arrange.
More than all cylindrical shells be coaxial distribution.
The working principle of the utility model silencing apparatus is: gas enters from suction port 16, through air inlet cavity 201, enter first noise reduction unit 50, vibration damping and decelerating effect by silencing cotton, reduce the noise of gas, then enter second noise reduction unit 50, further reduce the noise of gas by silencing cotton, discharged by relief opening 15 at last.
Claims (6)
1. silencing apparatus, it is characterized in that: it comprises cylindrical shell (20), a plurality of noise reductions unit (50), interior shelf (11), interior shelf (14); Described cylindrical shell (20) is formed by connecting by any end of cylinder steel pipe (3) and perforated metal cylinder (8), middle space consists of air inlet cavity (201), the other end of perforated metal cylinder (8) is fixed in the noise reduction unit (50) of radius minimum, and the other end of cylinder steel pipe (3) is provided with suction port (16); Described noise reduction unit (50) comprises porous cylindrical shell (30), non-hole cylinder (40), noise reduction cavity (501) and noise reduction material (9), and outermost noise reduction unit (50) is provided with relief opening (15).
2. silencing apparatus according to claim 1, it is characterized in that: the porous sieve plate (10) that described porous cylindrical shell (30) is installed by perforated metal cylinder (7) and perforated metal cylinder one end consists of, the circular steel plate (12) that described non-hole cylinder (40) is installed by seamless steel pipe (6) and steel pipe one end consists of, the radius of porous cylindrical shell (30) or non-hole cylinder (40) increases at intervals successively, and porous cylindrical shell (30), non-hole cylinder (40) is nested together according to the order that radius increases, opening is at same end, space between the two consists of a plurality of noise reduction cavitys (501), fill with noise reduction material (9) in the space in the noise reduction cavity (501), consist of a noise reduction unit (50), one end of noise reduction unit (50) opening is equipped with annular porous sieve plate (2), one end of outermost porous cylindrical shell (30) opening is installed annular porous sieve plate (2), and an end of outermost non-hole cylinder (40) opening is installed circular steel plate (1); Except cylindrical shell (20), the cylindrical shell of radius minimum is porous cylindrical shell (30), and the cylindrical shell of radius maximum is non-hole cylinder (40), and the ring steel plate (17) that the non-hole cylinder of radius maximum (40) is installed by seamless steel pipe (6) and steel pipe one end consists of.
3. silencing apparatus according to claim 2, it is characterized in that: described seamless steel pipe (6) is connected with an end of three described interior shelf (11) near an end of relief opening (15), the other end of supporting frame (11) is separately fixed on the perforated metal cylinder of adjacent noise reduction unit (50), also connected by described interior shelf (14) respectively between the two ends, a plurality of noise reductions unit (50), interior shelf (11) and supporting frame (14) are respectively 120 ° and arrange.
4. silencing apparatus according to claim 1, it is characterized in that: described relief opening (15) is arranged on the relative the other end of suction port (16), and relief opening (15) and suction port (16) are with externally threaded connecting rod or flange.
5. silencing apparatus according to claim 1 is characterized in that: the coaxial distribution of all cylindrical shells.
6. silencing apparatus according to claim 1, it is characterized in that: described noise reduction material (9) is silencing cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220421028.9U CN202852315U (en) | 2012-08-23 | 2012-08-23 | Silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220421028.9U CN202852315U (en) | 2012-08-23 | 2012-08-23 | Silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202852315U true CN202852315U (en) | 2013-04-03 |
Family
ID=47983519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220421028.9U Expired - Lifetime CN202852315U (en) | 2012-08-23 | 2012-08-23 | Silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202852315U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591407A (en) * | 2013-11-19 | 2014-02-19 | 浙江万龙机械有限公司 | Pneumatic buffer |
| CN109817195A (en) * | 2019-01-07 | 2019-05-28 | 珠海市广源信科技有限公司 | A method of filling muffler cavity |
-
2012
- 2012-08-23 CN CN201220421028.9U patent/CN202852315U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591407A (en) * | 2013-11-19 | 2014-02-19 | 浙江万龙机械有限公司 | Pneumatic buffer |
| CN109817195A (en) * | 2019-01-07 | 2019-05-28 | 珠海市广源信科技有限公司 | A method of filling muffler cavity |
| CN109817195B (en) * | 2019-01-07 | 2020-09-18 | 珠海市广源信科技有限公司 | Method for filling silencer cavity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUNAN MINGXING MEDICAL DEVICES CO., LTD. Free format text: FORMER OWNER: SUN SHUISHENG Effective date: 20130513 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 410013 CHANGSHA, HUNAN PROVINCE TO: 410000 CHANGSHA, HUNAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130513 Address after: 1216, room 410000, building 1, Maira villa, No. 398 Venus Road, Changsha, Hunan, Yuelu District Patentee after: Hunan Mingxing Medical Devices Co.,Ltd. Address before: 13, unit 2, 406, 410013 male garden, No. Tongzi slope road, Yuelu District, Hunan, Changsha, Patentee before: Sun Shuisheng |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |