CN214410768U - Low-frequency resonance silencer - Google Patents
Low-frequency resonance silencer Download PDFInfo
- Publication number
- CN214410768U CN214410768U CN202023211062.7U CN202023211062U CN214410768U CN 214410768 U CN214410768 U CN 214410768U CN 202023211062 U CN202023211062 U CN 202023211062U CN 214410768 U CN214410768 U CN 214410768U
- Authority
- CN
- China
- Prior art keywords
- pipe
- silencer
- threaded
- frequency resonance
- silencer body
- 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.)
- Active
Links
Images
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model discloses a low-frequency resonance silencer, which comprises a silencer body and a protective pipe, wherein the protective pipe is fixedly sleeved on the silencer body; the front surface of the muffler body is fixedly connected with a threaded pipe, and the front surface of the protective pipe is sleeved with a butt joint pipe through threads of the threaded pipe; the silencer body is fixedly connected with an installation block, the installation block is arranged on one side of the protective pipe, an air tap is installed on the installation block in an inserted mode, and a bolt is sleeved on the side wall of the installation block in a threaded mode; and connecting discs are fixedly connected to the two ends of the silencer body. A low frequency resonance silencer, solved the difficult problem of clearing up of the inside dust of silencer, brought better use prospect.
Description
Technical Field
The utility model relates to a low frequency resonance silencer technical field, in particular to low frequency resonance silencer.
Background
In the prior art, when sound waves are transmitted to a resonance structure in the silencer, gas in a small hole moves in a reciprocating manner like a piston under the action of sound wave pressure, and a part of sound energy is converted into heat energy to be consumed through the friction and damping action of a hole wall surface; each resonance structure has a certain natural frequency, the natural frequency is determined by the aperture D of the small hole of the resonance structure, the thickness t of the plate and the depth D of the cavity, when the frequency of the external sound wave is the same as the natural frequency of the resonance sound absorption structure, a resonance phenomenon can be generated, the vibration amplitude is maximized, the reciprocating speed of the air column in the aperture is maximized, the friction loss is maximized, the absorbed sound energy is maximized, but the silencer is easy to accumulate dust in the silencer after being used for a long time to influence the silencing effect, and certain adverse effect is brought to the use process of people.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a low frequency resonance muffler, which can effectively solve the problems of the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a low-frequency resonance silencer comprises a silencer body and a protective pipe, wherein the protective pipe is fixedly sleeved on the silencer body;
the front surface of the muffler body is fixedly connected with a threaded pipe, and the front surface of the protective pipe is sleeved with a butt joint pipe through threads of the threaded pipe;
the silencer body is fixedly connected with an installation block, the installation block is arranged on one side of the protective pipe, an air tap is installed on the installation block in an inserted mode, and a bolt is sleeved on the side wall of the installation block in a threaded mode;
and connecting discs are fixedly connected to the two ends of the silencer body.
Preferably, the butt joint pipe has an internal thread formed therein to be engaged with the external thread of the threaded pipe, and the interior of the butt joint pipe is threadedly coupled to the threaded pipe through the internal thread.
Preferably, the bottom of the air tap extends into the silencer body and is flush with the inner wall of the silencer body.
Preferably, one end of the bolt extends into the mounting block and is tightly pressed with the outer wall of the air faucet.
Preferably, the air tap is communicated with an air pipe.
Compared with the prior art, the utility model discloses following beneficial effect has: when the silencer body is installed, in order to prevent damage to the silencer body caused by random loss of workers, the butt pipe and the threaded pipe on the protection pipe can be sleeved in a threaded manner, so that the installation of a protection structure is completed, and when the silencer body is placed, the protection effect can be achieved through the protection pipe and the butt pipe, so that the shell of the silencer body is prevented from being damaged; when the dust is piled up easily to silencer body live time overlength inside, can communicate trachea and air pump on the air cock, then can blow in this internally with high-pressure gas the silencer through the air cock to get rid of this internal accumulational dust of silencer, can guarantee the effect of eliminating the noise through this structure, be favorable to people to use, whole low frequency resonance silencer simple structure, convenient operation, the effect of use is better for traditional mode.
Drawings
Fig. 1 is the overall structure schematic diagram of the low frequency resonance muffler of the present invention.
Fig. 2 is a schematic structural diagram of the protection pipe 2 and the butt joint pipe 4 in fig. 1 of the low frequency resonance muffler of the present invention.
Fig. 3 is an enlarged view of a in fig. 1 of a low frequency resonance muffler of the present invention.
In the figure: 1. a muffler body; 2. a protective tube; 3. a threaded pipe; 4. butt-joint pipes; 5. a connecting disc; 6. mounting blocks; 7. an air tap; 8. and (4) bolts.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, a low-frequency resonance muffler comprises a muffler body 1 and a protection pipe 2, wherein the protection pipe 2 is fixedly sleeved on the muffler body 1;
the front surface of the muffler body 1 is fixedly connected with a threaded pipe 3, and the front surface of the protective pipe 2 is in threaded sleeve connection with a butt joint pipe 4 through the threaded pipe 3;
the silencer body 1 is fixedly connected with an installation block 6, the installation block 6 is arranged on one side of the protection pipe 2, an air tap 7 is installed on the installation block 6 in an inserted mode, and a bolt 8 is sleeved on the side wall of the installation block 6 in a threaded mode;
both ends of the silencer body 1 are fixedly connected with connecting discs 5.
Further, the inside of butt joint pipe 4 is formed with the internal thread with 3 external screw thread meshings of screwed pipe, and the inside of butt joint pipe 4 is through internal thread and 3 threaded connection of screwed pipe to constitute protective structure through between guard tube 2 and the butt joint pipe 4, thereby play certain protection to muffler body 1.
Further, the bottom of air cock 7 extends to in silencer body 1, and with the inner wall parallel and level of silencer body 1 for the bottom of air cock 7 can prevent that air cock 7 from receiving the damage with the inner wall parallel and level of silencer body 1.
Further, one end of the bolt 8 extends into the mounting block 6 and is tightly pressed with the outer wall of the air faucet 7, so that the position of the air faucet 7 on the mounting block 6 is limited through the bolt 8.
Further, the air tap 7 is communicated with an air pipe, so that the air pipe on the air tap 7 is communicated with the air pump, and high-pressure air is discharged through the air tap 7.
The utility model discloses theory of operation and use flow: when the silencer body 1 is used and installed, in order to prevent damage to the silencer body 1 caused by random loss of workers, the butt pipe 4 and the threaded pipe 3 on the protective pipe 2 can be in threaded sleeve joint, so that the installation of a protective structure is completed, and when the silencer body 1 is placed, the protective pipe 2 and the butt pipe 4 can play a protective role to prevent a shell of the silencer body 1 from being damaged; when the dust is easily piled up inside the silencer body 1 live time overlength, can communicate trachea and air pump on the air cock 7, then can blow in the silencer body 1 with high-pressure gas through the air cock 7 in to get rid of the accumulational dust in the silencer body 1, can guarantee the effect of eliminating the noise through this structure, be favorable to people to use.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a low frequency resonance silencer, includes silencer body (1) and protective tube (2), its characterized in that: the protective pipe (2) is fixedly sleeved on the silencer body (1);
the front surface of the muffler body (1) is fixedly connected with a threaded pipe (3), and the front surface of the protective pipe (2) is in threaded sleeve connection with a butt joint pipe (4) through the threaded pipe (3);
the silencer is characterized in that a mounting block (6) is fixedly connected to the silencer body (1), the mounting block (6) is arranged on one side of the protective pipe (2), an air tap (7) is installed on the mounting block (6) in an inserted mode, and a bolt (8) is sleeved on the side wall of the mounting block (6) in a threaded mode;
both ends of the silencer body (1) are fixedly connected with connecting discs (5).
2. A low frequency resonance muffler as set forth in claim 1, wherein: the butt joint pipe is characterized in that internal threads meshed with the external threads of the threaded pipe (3) are formed inside the butt joint pipe (4), and the butt joint pipe (4) is in threaded connection with the threaded pipe (3) through the internal threads.
3. A low frequency resonance muffler as set forth in claim 1, wherein: the bottom of the air tap (7) extends into the silencer body (1) and is flush with the inner wall of the silencer body (1).
4. A low frequency resonance muffler as set forth in claim 1, wherein: one end of the bolt (8) extends into the mounting block (6) and is tightly pressed with the outer wall of the air tap (7).
5. A low frequency resonance muffler as set forth in claim 1, wherein: the air tap (7) is communicated with an air pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023211062.7U CN214410768U (en) | 2020-12-28 | 2020-12-28 | Low-frequency resonance silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023211062.7U CN214410768U (en) | 2020-12-28 | 2020-12-28 | Low-frequency resonance silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214410768U true CN214410768U (en) | 2021-10-15 |
Family
ID=78041481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023211062.7U Active CN214410768U (en) | 2020-12-28 | 2020-12-28 | Low-frequency resonance silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214410768U (en) |
-
2020
- 2020-12-28 CN CN202023211062.7U patent/CN214410768U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103075605B (en) | Double-cavity resonant type muffler | |
| CN206111280U (en) | Rearmounted silencer of car | |
| CN108233592A (en) | A kind of generator denoising device | |
| CN214410768U (en) | Low-frequency resonance silencer | |
| CN204026027U (en) | A kind of plug-in type Reed bore muffler | |
| CN204371457U (en) | Exhaust system for motorcycle silencing apparatus | |
| CN214272485U (en) | Sound insulation wall surface structure with buffer structure | |
| CN211679102U (en) | High-efficient type diaphragm sound wave soot blower | |
| CN203703931U (en) | Single-faced perforated sound absorber used for interior of heat recovery boiler | |
| CN203437381U (en) | Bundled cavity pipeline cleaner | |
| CN217763031U (en) | Gasification hydrogen production compression device | |
| CN214198711U (en) | High-efficiency audio ash remover | |
| CN213145011U (en) | Cylinder block shock-absorbing bolt device | |
| CN201723514U (en) | Straight-tube double-end energy accumulator | |
| CN219840787U (en) | Noise reduction structure of plunger pump | |
| CN204716343U (en) | Impedance complex formula rear muffler | |
| CN219775147U (en) | Multistage noise reduction muffler | |
| CN213205792U (en) | Noise-reduction smoke exhaust pipe for generator set | |
| CN207813713U (en) | Gasoline engine noise suppressor | |
| CN216201288U (en) | PPR tubular product with sound attenuation function | |
| CN216477577U (en) | Engine noise reduction device | |
| CN216596926U (en) | Iron silencer convenient to installation | |
| CN213655322U (en) | Micropore silencer for hydraulic system | |
| CN210860263U (en) | Gallbladder type water hammer suction device | |
| CN212703396U (en) | Ultrasonic cleaning transducer capable of reducing vibration damage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |