CN216361030U - Automobile exhaust pipe silencing device - Google Patents
Automobile exhaust pipe silencing device Download PDFInfo
- Publication number
- CN216361030U CN216361030U CN202123254111.XU CN202123254111U CN216361030U CN 216361030 U CN216361030 U CN 216361030U CN 202123254111 U CN202123254111 U CN 202123254111U CN 216361030 U CN216361030 U CN 216361030U
- Authority
- CN
- China
- Prior art keywords
- connecting seat
- pipe
- silencer
- sound
- exhaust pipe
- 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 - Fee Related
Links
- 230000030279 gene silencing Effects 0.000 title claims abstract description 25
- 230000003584 silencer Effects 0.000 claims abstract description 37
- 229920000742 Cotton Polymers 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 238000003763 carbonization Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 230000007774 longterm Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000001743 silencing effect Effects 0.000 description 1
Images
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model discloses a silencing device for an automobile exhaust pipe, which comprises a first silencer, wherein a first connecting pipe and a second connecting pipe are respectively and integrally formed at two ends of the first silencer, one end of the first connecting pipe is inserted into a first connecting seat, one end of the second connecting pipe is inserted into a second connecting seat, sealing gaskets are arranged at the joint of the first connecting pipe and the first connecting seat and the joint of the second connecting pipe and the second connecting seat, a spring is stretched by pulling the first connecting seat or the second connecting seat to drive a telescopic rod to extend out, the first silencer is placed between the first connecting seat and the second connecting seat, the first connecting pipe and the first connecting seat are clamped and driven by the reset of the spring, the second connecting pipe and the second connecting seat are clamped and prevent air leakage at the joint by the sealing gaskets, the first connecting seat and the second connecting seat are fixedly connected by a screw rod through rotating a nut, make things convenient for the installation and the dismantlement of first muffler, the cotton change of inhaling of carbonization sound is conveniently.
Description
Technical Field
The utility model relates to the field of silencing devices, in particular to a silencing device for an automobile exhaust pipe.
Background
The exhaust pipe silencer is a device for reducing exhaust noise, and is used for reducing exhaust noise of an engine and safely and effectively discharging high-temperature exhaust gas, is a main component of driving noise, has strict regulations on the limit value of noise of various vehicles in various countries around the world, and is a device for reducing exhaust noise.
This prior art solution also presents the following problems when in use:
long-term use, high temperature tail gas can lead to inhaling the cotton carbonization of sound, loses sound absorbing effect, and the muffler all is the integration welding with the blast pipe, need cut the muffler when changing, demolish inconveniently, is unfavorable for inhaling the cotton change of sound.
Improvements are needed to address the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a silencer for an automobile exhaust pipe, which aims to solve the problems that sound-absorbing cotton is carbonized and loses the sound-absorbing effect due to high-temperature tail gas after long-term use, a silencer and the exhaust pipe are integrally welded, the silencer needs to be cut and replaced during replacement, the silencer is inconvenient to remove, the sound-absorbing cotton is not convenient to replace, and the like.
In order to achieve the purpose, the utility model provides the following technical scheme: a silencing device for an automobile exhaust pipe comprises a first silencer, wherein a first connecting pipe and a second connecting pipe are respectively integrally formed at two ends of the first silencer, one end of the first connecting pipe is inserted into a first connecting seat, one end of the second connecting pipe is inserted into a second connecting seat, sealing gaskets are respectively arranged at the joint of the first connecting pipe and the first connecting seat and the joint of the second connecting pipe and the second connecting seat, one side of the first connecting seat is connected with one side of the second connecting seat through a telescopic rod, the telescopic rod is provided with a plurality of groups, springs are respectively sleeved on the telescopic rod, two ends of the springs are respectively fixed at one side of the first connecting seat and one side of the second connecting seat, the first connecting seat and the second connecting seat are penetrated by a screw rod, the screw rod is provided with a plurality of groups, and one end of the screw rod is in threaded connection with a nut, the joint of the first silencer, the first connecting seat and the second connecting seat is coated with sealant.
Preferably, a first silencing pipe is welded inside the first silencer, and a cavity formed between the outer wall of the first silencing pipe and the inner wall of the first silencer is filled with sound absorbing cotton.
Preferably, a second silencer is integrally formed at one end, far away from the first silencer, of the first connecting seat, and a first partition plate and a second partition plate are arranged inside the second silencer.
Preferably, a second silencing pipe penetrates through the first partition plate, a third silencing pipe penetrates through the second partition plate, one end of the third silencing pipe is connected with an exhaust pipe, and one end, far away from the third silencing pipe, of the exhaust pipe penetrates through one side of the second silencer.
Preferably, an air inlet pipe is integrally formed at one end, far away from the first silencer, of the second connecting seat.
Preferably, the mounting bases are welded at four corners of the first connecting base and the second connecting base, and multiple groups of mounting bases are arranged.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the spring is stretched by pulling the first connecting seat or the second connecting seat to drive the telescopic rod to extend out, the first silencer is placed between the first connecting seat and the second connecting seat, the first connecting pipe is driven to be clamped with the first connecting seat through spring resetting, the second connecting pipe is clamped with the second connecting seat, air leakage at the connecting part is prevented through the sealing gasket, the first connecting seat and the second connecting seat are fixedly connected through the screw rod by rotating the nut, the first silencer is convenient to mount and dismount, and the carbonized sound-absorbing cotton is convenient to replace.
2. Through having seted up the multiunit through-hole on the first hush pipe, sound passes from the through-hole, advances to inhale the cotton absorbed energy of sound, weakens sound, through the second muffler, divide into three region with the second muffler through the first baffle and the second baffle that set up, the multilayer weakens the energy of sound, and sound sends through the through-hole of second hush pipe and third hush pipe, collides with the inner wall of second muffler, further weakens sound, improves the noise cancelling effect.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a perspective view of the overall structure of the present invention.
In the figure: 1. first muffler, 2, first connecting pipe, 3, second connecting pipe, 4, first connecting seat, 5, second connecting seat, 6, telescopic link, 7, spring, 8, screw rod, 9, nut, 10, first hush pipe, 11, inhale sound cotton, 12, sealed pad, 13, second muffler, 14, the intake pipe, 15, the mount pad, 16, first baffle, 17, the second baffle, 18, the second hush pipe, 19, the third hush pipe, 20, the blast pipe, 21, sealed glue.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a silencer for an automobile exhaust pipe comprises a first silencer 1, wherein a first connecting pipe 2 and a second connecting pipe 3 are respectively integrally formed at two ends of the first silencer 1, one end of the first connecting pipe 2 is inserted into a first connecting seat 4, one end of the second connecting pipe 3 is inserted into a second connecting seat 5, sealing gaskets 12 are respectively arranged at the joint of the first connecting pipe 2 and the first connecting seat 4 and the joint of the second connecting pipe 3 and the second connecting seat 5, one side of the first connecting seat 4 is connected with one side of the second connecting seat 5 through a telescopic rod 6, the telescopic rod 6 is provided with a plurality of groups, springs 7 are respectively sleeved on the telescopic rod 6, two ends of the springs 7 are respectively fixed at one side of the first connecting seat 4 and one side of the second connecting seat 5, the first connecting seat 4 and the second connecting seat 5 are penetrated by a screw rod 8, the screw rod 8 is provided with a plurality of groups, one end of the screw rod 8 is in threaded connection with a nut 9, first muffler 1 all scribbles sealed glue 21 with the junction of first connecting seat 4 and second connecting seat 5, at first, through pulling first connecting seat 4 or second connecting seat 5, make spring 7 tensile, it stretches out to drive telescopic link 6, place first muffler 1 between first connecting seat 4 and second connecting seat 5, reset through spring 7 and drive first connecting tube 2 and first connecting seat 4 card and, second connecting tube 3 and second connecting seat 5 card and, prevent junction gas leakage through sealed 12, through swivel nut 9, utilize screw rod 8 with first connecting seat 4 and second connecting seat 5 fixed connection, make things convenient for the installation and the dismantlement of first muffler 1, the convenience is changed carbonized sound absorption cotton 11, first muffler 1 all scribbles sealed glue 21 with the junction of first connecting seat 4 and second connecting seat 5, further prevent gas leakage.
In this embodiment, the inside welding of first muffler 1 has first hush pipe 10, and the cavity department that forms between the outer wall of first hush pipe 10 and the inner wall of first muffler 1 is filled with inhales the sound cotton 11, and first muffler 1 is cylindrical, has seted up the multiunit through-hole on the first hush pipe 10, and sound passes from the through-hole, advances to inhale the cotton 11 absorbed energy of sound, weakens sound.
In this embodiment, the end of the first connecting seat 4 away from the first silencer 1 is integrally formed with the second silencer 13, the inside of the second silencer 13 is provided with the first partition 16 and the second partition 17, the second silencer 13 is in an elliptic cylinder shape, so that the sound diffusion space can be reduced, the sound energy can be offset, the second silencer 13 is divided into three areas by the first partition 16 and the second partition 17, the sound energy is weakened through multiple layers, and the silencing effect is improved.
In this embodiment, the first partition plate 16 is penetrated with the second muffling pipe 18, the second partition plate 17 is penetrated with the third muffling pipe 19, one end of the third muffling pipe 19 is connected with the exhaust pipe 20, one end of the exhaust pipe 20 far away from the third muffling pipe 19 penetrates one side of the second muffler 13, a plurality of sets of through holes are formed in the second muffling pipe 18 and the third muffling pipe 19, so that the sound energy can be weakened, the muffling effect can be improved, and the exhaust pipe 20 exhausts the exhaust gas.
In this embodiment, an air inlet pipe 14 is integrally formed at one end of the second connecting seat 5 away from the first muffler 1, and the tail gas enters from the air inlet pipe 14 for silencing treatment.
In this embodiment, mount pad 15 has all been welded at four angles of first connecting seat 4 and second connecting seat 5, and mount pad 15 is provided with the multiunit, has seted up the through-hole on the mount pad 15, makes things convenient for silencing device's installation with the screw cooperation.
The working principle is as follows: when the silencer for the automobile exhaust pipe is used, firstly, a spring 7 is stretched by pulling a first connecting seat 4 or a second connecting seat 5 to drive a telescopic rod 6 to stretch out, a first silencer 1 is placed between the first connecting seat 4 and the second connecting seat 5, the first connecting pipe 2 is driven to be clamped with the first connecting seat 4 through the reset of the spring 7, a second connecting pipe 3 is clamped with the second connecting seat 5 to prevent air leakage at the joint through a sealing gasket 12, the first connecting seat 4 and the second connecting seat 5 are fixedly connected through a screw rod 8 by rotating a nut 9 to facilitate the installation and the disassembly of the first silencer 1 and the replacement of carbonized sound-absorbing cotton 11, the joints of the first silencer 1, the first connecting seat 4 and the second connecting seat 5 are all coated with a sealing glue 21 to further prevent air leakage, tail gas enters from an air inlet pipe 14 and passes through a first silencing pipe 10, the multiunit through-hole has been seted up on first hush pipe 10, sound passes from the through-hole, advance to inhale sound cotton 11 absorbed energy, weaken sound, through second muffler 13, first baffle 16 and the second baffle 17 through setting up divide into three region with second muffler 13, the energy of sound is weakened to the multilayer, sound sends through the through-hole of second hush pipe 18 and third hush pipe 19, collide with the inner wall of second muffler 13, further weaken sound, improve the noise cancelling effect.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. An automobile exhaust pipe silencing device, includes first muffler (1), its characterized in that: the two ends of the first silencer (1) are respectively integrally formed with a first connecting pipe (2) and a second connecting pipe (3), one end of the first connecting pipe (2) is inserted into a first connecting seat (4), one end of the second connecting pipe (3) is inserted into a second connecting seat (5), the joint of the first connecting pipe (2) and the first connecting seat (4) and the joint of the second connecting pipe (3) and the second connecting seat (5) are both provided with a sealing gasket (12), one side of the first connecting seat (4) is connected with one side of the second connecting seat (5) through a telescopic rod (6), the telescopic rod (6) is provided with a plurality of groups, springs (7) are sleeved on the telescopic rod (6), and the two ends of the springs (7) are respectively fixed on one side of the first connecting seat (4) and one side of the second connecting seat (5), first connecting seat (4) and second connecting seat (5) are all run through by screw rod (8), screw rod (8) are provided with the multiunit, the one end of screw rod (8) is threaded connection all has nut (9), first muffler (1) with first connecting seat (4) and the junction of second connecting seat (5) all scribbles sealed glue (21).
2. The exhaust pipe silencing apparatus for an automobile according to claim 1, wherein: the sound-absorbing structure is characterized in that a first sound-absorbing pipe (10) is welded in the first silencer (1), and sound-absorbing cotton (11) is filled in a cavity formed between the outer wall of the first sound-absorbing pipe (10) and the inner wall of the first silencer (1).
3. The exhaust pipe silencing apparatus for an automobile according to claim 1, wherein: one end, far away from first muffler (1), of first connecting seat (4) is integrated into one piece has second muffler (13), the inside of second muffler (13) is provided with first baffle (16) and second baffle (17).
4. The exhaust pipe silencing apparatus for an automobile according to claim 3, wherein: a second silencing pipe (18) penetrates through the first partition plate (16), a third silencing pipe (19) penetrates through the second partition plate (17), an exhaust pipe (20) is connected to one end of the third silencing pipe (19), and one end, far away from the third silencing pipe (19), of the exhaust pipe (20) penetrates through one side of the second silencer (13).
5. The exhaust pipe silencing apparatus for an automobile according to claim 1, wherein: an air inlet pipe (14) is integrally formed at one end, far away from the first silencer (1), of the second connecting seat (5).
6. The exhaust pipe silencing apparatus for an automobile according to claim 1, wherein: the four corners of the first connecting seat (4) and the second connecting seat (5) are welded with mounting seats (15), and the mounting seats (15) are provided with multiple groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123254111.XU CN216361030U (en) | 2021-12-22 | 2021-12-22 | Automobile exhaust pipe silencing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123254111.XU CN216361030U (en) | 2021-12-22 | 2021-12-22 | Automobile exhaust pipe silencing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216361030U true CN216361030U (en) | 2022-04-22 |
Family
ID=81190812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123254111.XU Expired - Fee Related CN216361030U (en) | 2021-12-22 | 2021-12-22 | Automobile exhaust pipe silencing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216361030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116787101A (en) * | 2023-08-25 | 2023-09-22 | 达必温汽车零部件(太仓)有限公司 | Automatic feeding equipment for silencing cotton |
-
2021
- 2021-12-22 CN CN202123254111.XU patent/CN216361030U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116787101A (en) * | 2023-08-25 | 2023-09-22 | 达必温汽车零部件(太仓)有限公司 | Automatic feeding equipment for silencing cotton |
| CN116787101B (en) * | 2023-08-25 | 2024-01-16 | 达必温汽车零部件(太仓)有限公司 | Automatic feeding equipment for silencing cotton |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206111280U (en) | Rearmounted silencer of car | |
| CN216361030U (en) | Automobile exhaust pipe silencing device | |
| CN218030330U (en) | Silencer with valve and resistance sheet | |
| CN208106840U (en) | Booster silencer | |
| CN109184875A (en) | A kind of vent gas treatment exhaust apparatus | |
| CN209100123U (en) | A kind of high-power diesel generator exhaust silencer | |
| CN113027825B (en) | A fire exhaust fan outlet muffler device | |
| CN210264877U (en) | Automobile exhaust emission pipe capable of purifying smoke | |
| CN210799105U (en) | Low-noise internal combustion engine | |
| CN209011926U (en) | A kind of motorcycle engine muffler | |
| CN209990643U (en) | Noise reduction device of roots air compressor for fuel cell | |
| CN202645696U (en) | Car exhaust silencer | |
| CN211851959U (en) | Silencer for active noise reduction of automobile | |
| CN205001018U (en) | Silencers for exhaust systems of internal combustion engines | |
| CN205897426U (en) | Adopt two new fans of silence that purify of hollow fiber membrane owner's filter core | |
| CN211874577U (en) | Exhaust silencer for formula car | |
| CN213116437U (en) | Exhaust muffler for promoting balance | |
| CN2866849Y (en) | Two-connector silencing device | |
| CN210422721U (en) | Automobile muffler with good muffling effect | |
| CN221373754U (en) | Air inlet noise reduction structure for generator set | |
| CN213743629U (en) | Automobile exhaust muffler | |
| CN207715213U (en) | A kind of engine exhaust muffler | |
| CN207245896U (en) | A kind of energy-saving environmental protection device of internal combustion engine | |
| CN209398481U (en) | A kind of easy-to-mount automotive muffler of auto parts and components | |
| CN109424390A (en) | Silencing exhaust pipe device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220422 |