CN110953432A - Silencing mechanism of silencer - Google Patents
Silencing mechanism of silencer Download PDFInfo
- Publication number
- CN110953432A CN110953432A CN201911397541.1A CN201911397541A CN110953432A CN 110953432 A CN110953432 A CN 110953432A CN 201911397541 A CN201911397541 A CN 201911397541A CN 110953432 A CN110953432 A CN 110953432A
- Authority
- CN
- China
- Prior art keywords
- silencing
- film
- seat
- membrane
- silencer
- 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.)
- Pending
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/027—Throttle passages
- F16L55/02745—Throttle passages by passing through a mass of particles or a porous member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/0338—Noise absorbers by means of a membrane
Abstract
The invention provides a silencing mechanism of a silencer, and belongs to the technical field of pneumatic transmission equipment. The silencer comprises a first silencing support plate, a first silencing seat, a first silencing film and a silencing film mounting assembly, wherein the first silencing support plate is coaxially fixed in a silencer, the first silencing seat is coaxially fixed on the first silencing support plate, first silencing holes are uniformly distributed in the first silencing support plate, the first silencing holes are uniformly distributed in the outer side of the first silencing seat, the first silencing seat is concave, a silencing cavity is formed in the middle of the first silencing seat, the first silencing film is mounted in the silencing cavity of the first silencing seat through the silencing film mounting assembly, and the silencing pipe joint is opposite to the center of the first silencing film. The invention not only has good silencing effect on gas, is not easy to cause blockage, but also can not seriously limit the flow of the gas, is beneficial to silencing and discharging the gas and has good reliability.
Description
Technical Field
The invention relates to the technical field of pneumatic transmission equipment, in particular to a silencing mechanism of a silencer.
Background
Pneumatic transmission is a transmission mode widely used in recent decades after mechanical, electrical and hydraulic transmission, and uses compressed air as a working medium to transmit energy and signals so as to realize production automation. The pneumatic transmission system mainly comprises: 1. air supply device, equipment for obtaining compressed air, air purification equipment, such as air compressor, air dryer, etc. 2. The actuating element is a device for converting the pressure energy of the gas into mechanical energy, and is also a device for outputting system energy, such as a cylinder, a gas motor and the like. 3. And the control element is used for controlling the pressure, the flow rate and the flow direction of the compressed air and elements of a system executive element working program, such as a pressure valve, a flow valve, a directional valve, a logic element and the like. 4. Auxiliary elements for auxiliary purposes, such as filters, misters, mufflers, radiators, coolers, amplifiers, pipes, etc. The pneumatic transmission system has the following advantages: 1. air is used as a medium, the air is inexhaustible, the source is convenient, the air is directly discharged after use, the environment is not polluted, and an air return pipeline is not needed, so that the pipeline is not complicated. 2. The air viscosity is small, the pipeline flow energy loss is small, and the device is suitable for long-distance delivery of centralized air supply. 3. The safety and reliability are realized, the problems of fire prevention and explosion prevention are not needed, and the device can work in the environments of high temperature, radiation, humidity, dust and the like. 4. The pneumatic transmission reaction is rapid. 5. The pneumatic element has the advantages of simple structure, easy processing, long service life, convenient maintenance, difficult blockage of pipelines, no deterioration and replacement of media and the like. In the driven pipeline of atmospheric pressure, compressed air can produce great evacuation noise at the pipeline end when the evacuation, and the muffler is the device that is used for reducing the pipeline noise, and current common silencing device generally all directly adopts microperforated panel formula or honeycomb formula, but causes the jam comparatively easily, and these two kinds of flow restrictions to gas are also very severe at the in-process of amortization moreover, seriously influence gaseous exhaust.
Disclosure of Invention
The invention aims to provide a silencing mechanism of a silencer, which has good silencing effect on gas, is not easy to cause blockage, does not seriously limit the flow of the gas, is beneficial to silencing and discharging the gas and has good reliability.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a silencing mechanism of a silencer is arranged in the silencer, a silencing pipe joint is arranged at one end of the silencer and comprises a first silencing support plate, a first silencing seat, a first silencing film and a silencing film mounting assembly, the first silencing support plate is coaxially fixed in the silencer, the first silencing seat is coaxially fixed on the first silencing support plate, first silencing holes are uniformly distributed in the first silencing support plate, the first silencing holes are uniformly distributed in the outer side of the first silencing seat, the first silencing seat is concave, a silencing cavity is formed in the middle of the first silencing seat, the first silencing film is mounted in the silencing cavity of the first silencing seat through the silencing film mounting assembly, and the silencing pipe joint is opposite to the center of the first silencing film.
Furthermore, the silencing film mounting assembly comprises a silencing film mounting screw and a silencing film pressing backing ring, the silencing film pressing backing ring is arranged between the silencing film mounting screw and the first silencing film, mounting grooves are uniformly distributed in the silencing film pressing backing ring, the number of the mounting grooves is the same as that of the silencing film mounting screw, and the silencing film mounting screw penetrates through the mounting grooves in the silencing film pressing backing ring to be in threaded connection with the first silencing seat.
Furthermore, the silencing film pressing backing ring is an adsorption type rubber pressing backing ring.
Furthermore, the silencing film pressing backing ring comprises a rubber layer and a magnetic layer, the cross section of the rubber layer is in an inverted U shape, and the magnetic layer is embedded in the inverted U-shaped rubber layer.
Further, the first sound-deadening membrane is a flexible thin membrane having a porous structure.
Compared with the prior art, the invention has the following advantages and effects: high-pressure gas enters the silencer from the silencing pipe joint, firstly rushes to the first silencing film, the first silencing film is a flexible film with a porous structure and has a good silencing effect on the high-pressure gas, the gas passing through the first silencing film enters the silencing cavity, then goes out of the side wall of the silencing cavity of the first silencing seat, passes through the first silencing film again and realizes silencing again. Then, the gas is discharged through the plurality of first silencing holes. The concave silencing cavity has a good buffering effect on high-pressure gas, and can effectively reduce noise. Because the first sound-deadening membrane is a flexible thin membrane, although it also has a porous structure, its flexible thin membrane structure is not easily clogged under the impact of high-pressure gas. Amortization membrane pressfitting backing ring is absorption formula rubber pressfitting backing ring, and amortization membrane pressfitting backing ring includes rubber layer and magnetic force layer, and the cross-section on rubber layer is the shape of falling the U, and the embedding of magnetic force layer is in the rubber layer of the shape of falling the U, and amortization membrane pressfitting backing ring has good adsorption efficiency, and the stationarity of first amortization membrane installation has been guaranteed in setting up of amortization membrane pressfitting backing ring, and pressfitting nature to first amortization membrane is good, has guaranteed the good noise cancelling effect of first amortization membrane to highly-compressed air. The invention not only has good silencing effect on gas, is not easy to cause blockage, but also can not seriously limit the flow of the gas, is beneficial to silencing and discharging the gas and has good reliability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial enlarged view of the invention at a in fig. 1.
FIG. 3 is a side view of the silencing mechanism of the present invention.
Fig. 4 is a cross-sectional view of a sound damping membrane pressing grommet of the present invention.
In the figure: 1. the silencer comprises a silencer body, 2, a silencer pipe joint, 3, a first silencer supporting plate, 4, a first silencer seat, 5, a first silencer membrane, 6, a silencer membrane mounting assembly, 7, a first silencer hole, 8, a silencer cavity, 9, a silencer membrane mounting screw, 10, a silencer membrane pressing cushion ring, 11, a mounting groove, 12, a rubber layer and 13, a magnetic layer.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
As shown in fig. 1, 2, 3 and 4, a silencing mechanism of a silencer, which is provided in a silencer 1, one end of the silencer 1 is provided with a silencing pipe joint 2 which comprises a first silencing support plate 3, a first silencing seat 4, a first silencing film 5 and a silencing film mounting component 6, the first silencing support plate 3 is coaxially fixed in the silencer 1, the first silencing seat 4 is coaxially fixed on the first silencing support plate 3, first silencing holes 7 are uniformly distributed on the first silencing support plate 3, the first silencing holes 7 are uniformly distributed on the outer side of the first silencing seat 4, the first silencing seat 4 is concave, a silencing cavity 8 is formed in the middle of the first silencing seat, the first silencing film 5 is installed in the silencing cavity 8 of the first silencing seat 4 through a silencing film installation assembly 6, and the silencing pipe joint 2 is over against the center of the first silencing film 5. The silencing film mounting assembly 6 comprises a silencing film mounting screw 9 and a silencing film pressing backing ring 10, the silencing film pressing backing ring 10 is arranged between the silencing film mounting screw 9 and the first silencing film 5, mounting grooves 11 are uniformly distributed in the silencing film pressing backing ring 10, the number of the mounting grooves 11 is the same as that of the silencing film mounting screw 9, and the silencing film mounting screw 9 penetrates through the mounting grooves 11 in the silencing film pressing backing ring 10 and is in threaded connection with the first silencing seat 4. The sound attenuation membrane pressing backing ring 10 is an adsorption type rubber pressing backing ring. The sound-damping film pressing backing ring 10 comprises a rubber layer 12 and a magnetic layer 13, wherein the cross section of the rubber layer 12 is in an inverted U shape, and the magnetic layer 13 is embedded in the inverted U-shaped rubber layer 12. The silencing film pressing backing ring 10 has good adsorption performance, the arrangement of the silencing film pressing backing ring 10 ensures the stability of the installation of the first silencing film 5, the pressfitting performance of the first silencing film 5 is good, and the good silencing effect of the first silencing film 5 on high-pressure air is ensured.
According to the technical scheme, when the silencing mechanism of the silencer is used, high-pressure gas enters the silencer 1 from the silencing pipe joint 2, the high-pressure gas firstly rushes to the first silencing film 5, the first silencing film 5 is a flexible thin film with a porous structure and has a good silencing effect on the high-pressure gas, the gas passing through the first silencing film 5 enters the silencing cavity 8, then goes out of the side wall of the silencing cavity 8 of the first silencing seat 4 and passes through the first silencing film 5 again, and silencing is achieved again. Then, the gas is discharged through the plurality of first muffling holes 7. The concave silencing cavity 8 has a good buffering effect on high-pressure gas and can effectively reduce noise. Since the first sound-deadening membrane 5 is a flexible thin membrane, although it also has a porous structure, its flexible thin membrane structure is less likely to be clogged under the impact of high-pressure gas. The invention not only has good silencing effect on gas, is not easy to cause blockage, but also can not seriously limit the flow of the gas, is beneficial to silencing and discharging the gas and has good reliability.
The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (5)
1. The utility model provides a silencing mechanism of muffler, it sets up in the muffler, the one end of muffler is provided with amortization coupling, its characterized in that: the silencer comprises a first silencing support plate, a first silencing seat, a first silencing film and a silencing film mounting assembly, wherein the first silencing support plate is coaxially fixed in a silencer, the first silencing seat is coaxially fixed on the first silencing support plate, first silencing holes are uniformly distributed in the first silencing support plate, the first silencing holes are uniformly distributed in the outer side of the first silencing seat, the first silencing seat is concave, a silencing cavity is formed in the middle of the first silencing seat, the first silencing film is mounted in the silencing cavity of the first silencing seat through the silencing film mounting assembly, and the silencing pipe joint is opposite to the center of the first silencing film.
2. The silencing mechanism of a silencer according to claim 1, wherein: the utility model discloses a silencing membrane installation component, including silencing membrane installation screw and silencing membrane pressfitting backing ring, silencing membrane pressfitting backing ring sets up between silencing membrane installation screw and first silencing membrane, the equipartition has the mounting groove on the silencing membrane pressfitting backing ring, and the quantity of mounting groove is the same with the quantity of silencing membrane installation screw, silencing membrane installation screw passes mounting groove and first amortization seat threaded connection on the silencing membrane pressfitting backing ring.
3. The silencing mechanism of a silencer according to claim 2, wherein: the silencing film pressing backing ring is an adsorption type rubber pressing backing ring.
4. The silencing mechanism of a silencer according to claim 3, wherein: the silencing film pressing backing ring comprises a rubber layer and a magnetic layer, the cross section of the rubber layer is in an inverted U shape, and the magnetic layer is embedded in the inverted U-shaped rubber layer.
5. The silencing mechanism of a silencer according to claim 1, wherein: the first sound-deadening membrane is a flexible thin membrane with a porous structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911397541.1A CN110953432A (en) | 2019-12-30 | 2019-12-30 | Silencing mechanism of silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911397541.1A CN110953432A (en) | 2019-12-30 | 2019-12-30 | Silencing mechanism of silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110953432A true CN110953432A (en) | 2020-04-03 |
Family
ID=69984975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911397541.1A Pending CN110953432A (en) | 2019-12-30 | 2019-12-30 | Silencing mechanism of silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110953432A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1113701A (en) * | 1997-06-25 | 1999-01-22 | Tokai Rubber Ind Ltd | Accumulator |
| CN104913148A (en) * | 2015-04-22 | 2015-09-16 | 苏州纽威阀门股份有限公司 | Multi-stage denoiser and valve with same |
| CN206522563U (en) * | 2017-03-03 | 2017-09-26 | 张艳秋 | A kind of current shock-damping structure and damping valve |
| CN107631120A (en) * | 2017-10-30 | 2018-01-26 | 蚌埠新奥能源发展有限公司 | A kind of Gas Pipe silencing means |
| US10208880B2 (en) * | 2016-12-30 | 2019-02-19 | Emerson Process Management Regulator Technologies, Inc. | Noise attenuators for use with process control devices |
-
2019
- 2019-12-30 CN CN201911397541.1A patent/CN110953432A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1113701A (en) * | 1997-06-25 | 1999-01-22 | Tokai Rubber Ind Ltd | Accumulator |
| CN104913148A (en) * | 2015-04-22 | 2015-09-16 | 苏州纽威阀门股份有限公司 | Multi-stage denoiser and valve with same |
| US10208880B2 (en) * | 2016-12-30 | 2019-02-19 | Emerson Process Management Regulator Technologies, Inc. | Noise attenuators for use with process control devices |
| CN206522563U (en) * | 2017-03-03 | 2017-09-26 | 张艳秋 | A kind of current shock-damping structure and damping valve |
| CN107631120A (en) * | 2017-10-30 | 2018-01-26 | 蚌埠新奥能源发展有限公司 | A kind of Gas Pipe silencing means |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101289952B (en) | Expanding cavity adjustable exhaust silencer | |
| CN203743083U (en) | Fan silencer used for dust remover | |
| CN103850987A (en) | Fan muffler for dust remover | |
| CN205118559U (en) | Wide band journey silencer | |
| CN201184476Y (en) | Pipeline silencer | |
| CN200975275Y (en) | combination type exhausting silencer for gas engine | |
| CN110953432A (en) | Silencing mechanism of silencer | |
| CN111043438A (en) | Silencing device for air pressure system | |
| CN104344151A (en) | High-efficiency silencer | |
| CN203532004U (en) | Improved diesel engine silencer | |
| CN202363102U (en) | Sound absorption wall | |
| CN214464974U (en) | Axial flow fan with split type shell and combined multiple noise elimination mechanisms | |
| CN210687314U (en) | Pipeline sound absorption and insulation binding structure | |
| CN110985804A (en) | Replaceable silencing mechanism | |
| CN214944825U (en) | Silencing tube | |
| CN216479584U (en) | Multi-channel silencer for gas concentrator | |
| CN217783599U (en) | High-temperature-resistant and corrosion-resistant automobile resistant muffler | |
| CN101183815A (en) | Exhaust silencing system for static generator set | |
| CN2893170Y (en) | Throttling depressed small hole injection compound sound silencer | |
| CN116464617A (en) | Novel silencer for diaphragm pump | |
| CN217002019U (en) | Engineering machine tool silencer | |
| CN217802807U (en) | Defoaming machine capable of continuously reducing noise and eliminating noise | |
| CN213116430U (en) | Automobile catalytic muffler capable of preventing water deposition | |
| CN218818685U (en) | Heat preservation type heating and ventilation pipeline | |
| CN216780060U (en) | Noise reduction and silencing device for punch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200403 |
|
| WD01 | Invention patent application deemed withdrawn after publication |