CN215566187U - Silencer capable of eliminating fire spraying and oil return blasting - Google Patents
Silencer capable of eliminating fire spraying and oil return blasting Download PDFInfo
- Publication number
- CN215566187U CN215566187U CN202120987284.3U CN202120987284U CN215566187U CN 215566187 U CN215566187 U CN 215566187U CN 202120987284 U CN202120987284 U CN 202120987284U CN 215566187 U CN215566187 U CN 215566187U
- Authority
- CN
- China
- Prior art keywords
- flame
- net
- silencing
- oil return
- cavity
- 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)
- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses a silencer capable of eliminating flame throwing and oil return blasting, which comprises a barrel, wherein a partition plate is arranged in the barrel; the partition plate divides the inner cavity of the cylinder into a first cavity and a second cavity which are independent of each other; a flame arrester is arranged in the second chamber; one end of the flame arrester is communicated with the two exhaust pipes, and the other end of the flame arrester is provided with a coaxial silencer; two silencing tubes arranged in parallel are further arranged inside the cylinder body. The utility model adopts the flame arrester with double-layer flame arresting net structure, and the vent holes of the two flame arresting nets are arranged in a staggered way, and adopts the silencer consisting of two or more than two staggered noise arresting nets and the silencing nets, and the vent holes are arranged in a staggered way, so that the flame arresting and the running blasting elimination can be simultaneously achieved by integrating the silencer and the flame arresting devices, and the exhaust noise is also reduced; simultaneously, waste gas is directly discharged to the silencing device through the two silencing pipes, and the exhaust efficiency and the power output of the motorcycle are greatly improved.
Description
Technical Field
The utility model relates to the technical field of motorcycle silencers, in particular to a silencer capable of eliminating flame ejection and oil return blasting.
Background
The silencer in the prior art can not effectively solve the problems of blasting and riding flaming after deceleration and oil return of the motorcycle due to the limitation of structural design, and simultaneously limits the exhaust efficiency of an engine, influences the power output of the motorcycle and increases the exhaust noise of the motorcycle.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a silencer capable of eliminating flame ejection and oil return blasting, which adopts a flame arrester with a double-layer flame arresting net structure, leads the vent holes of two flame arresting nets to be arranged in a staggered way, adopts a silencer consisting of two or more than two staggered noise arresting nets and the silencing nets, leads the vent holes to be arranged in a staggered way, can simultaneously achieve flame arresting and the elimination of running blasting by integrating the silencer and the flame arrester, and also reduces exhaust noise; simultaneously, waste gas is directly discharged to the silencing device through the two silencing pipes, and the exhaust efficiency and the power output of the motorcycle are greatly improved.
In order to solve the problems, the technical scheme adopted by the utility model is as follows:
a muffler capable of eliminating flame ejection and oil return blasting comprises a cylinder body and is characterized in that a partition plate is arranged in the cylinder body; the partition plate divides the inner cavity of the cylinder into a first cavity and a second cavity which are independent of each other; an air inlet pipe is arranged at the air inlet of the cylinder, and two exhaust pipes are arranged at the exhaust port;
a flame arrester is arranged in the second chamber; the flame arrester is coaxially arranged with the barrel, one end of the flame arrester is communicated with the two exhaust pipes, and the other end of the flame arrester is provided with a coaxial silencer;
two silencing tubes arranged in parallel are further arranged inside the cylinder body; the two silencing tubes penetrate through the partition plate, and two ends of each silencing tube are respectively located in the first cavity and the second cavity.
Preferably, the flame-extinguishing device comprises a first flame-extinguishing net and a second flame-extinguishing net which are coaxially arranged; the first flame-proof net is barrel-shaped, and the opening part of the first flame-proof net is connected with the inner surface of the exhaust end of the cylinder and is communicated with the two exhaust pipes; a plurality of first vent holes which are uniformly distributed are formed in the periphery of the outer side of the circumference of the first flame suppression mesh, so that the inner cavity of the first flame suppression mesh is communicated with the second cavity; the bottom of the first flame-proof net is a plane without vent holes;
the second flame-proof net is cylindrical with two open ends and is positioned inside the first flame-proof net; one end of the second flame-proof net is connected with the inner surface of the exhaust end of the cylinder body, and the other end of the second flame-proof net is connected with the bottom surface of the first flame-proof net; a plurality of second ventilation holes which are uniformly distributed are formed in the periphery of the outer side of the circumference of the second flame suppression net, so that the inner cavity of the second flame suppression net is communicated with the second chamber;
the silencing device is arranged at the bottom of the first flame-proof net; the two silencing pipes are positioned on the outer side of the surface of one end, far away from the flame arrester, of the silencing device.
Preferably, the noise reduction device comprises a lining ring, wherein the lining ring is in a cylindrical shape with two open ends, and one end of the lining ring is connected with the bottom of the first flame suppression mesh; two or more first noise elimination nets and third flame elimination nets are arranged in the lining ring; the first noise elimination net and the third flame elimination net are arranged in a staggered mode; the first noise-reduction net and the third noise-reduction net are arranged vertically to the lining ring;
a plurality of third vent holes which are uniformly distributed are formed in the periphery of the outer side of the circumference of the lining ring; the first silencing net and the third silencing net are respectively provided with a plurality of uniformly distributed fourth vent holes and fifth vent holes;
the two silencing tubes are arranged corresponding to the first silencing net and the third silencing net.
Preferably, the first vent holes and the second vent holes are arranged in a staggered manner; the size of the inner diameter of the first vent hole is larger than that of the second vent hole.
Preferably, the fourth vent hole and the fifth vent hole are arranged in a staggered manner; the third vent hole is formed in the outer wall of the lining ring, which is located on the first noise-reduction net and the third flame-reduction net.
Preferably, the two silencing pipes are internally provided with a second silencing net respectively; and a sixth through hole 711 is formed in the second silencing net.
Preferably, the cylinder body is of a hollow double-wall structure and comprises an outer wall and an inner wall; and a sound-absorbing cotton interlayer is arranged between the outer wall and the inner wall.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model adopts the flame arrester with double-layer flame arresting net structure, and the vent holes of the two flame arresting nets are arranged in a staggered way, and adopts the silencer consisting of two or more than two staggered noise arresting nets and the silencing nets, and the vent holes are arranged in a staggered way, so that the flame arresting and the running blasting elimination can be simultaneously achieved by integrating the silencer and the flame arresting devices, and the exhaust noise is also reduced; simultaneously, waste gas is directly discharged to the silencing device through the two silencing pipes, and the exhaust efficiency and the power output of the motorcycle are greatly improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2;
FIG. 4 is a schematic view of the cross-sectional structure B-B in FIG. 1;
FIG. 5 is an enlarged view of a portion of FIG. 2 at C;
FIG. 6 is an enlarged view of a portion of FIG. 2 at D;
FIG. 7 is an enlarged view of a portion of FIG. 2 at E;
wherein: the silencer comprises a cylinder body 1, a partition plate 2, an air inlet pipe 3, an air outlet pipe 4, a flame arrester 5, a silencer 6, a silencer pipe 7, a sound-absorbing cotton interlayer 8, a first chamber 11, a second chamber 12, a first flame arresting net 51, a second flame arresting net 52, a lining ring 61, a first flame arresting net 62, a third flame arresting net 63, a second flame arresting net 71, a first vent hole 511, a second vent hole 521, a third vent hole 611, a fourth vent hole 621, a fifth vent hole 631 and a sixth vent hole 711.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "upper," "lower," "front," "rear," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model will be further described with reference to the accompanying drawings and the detailed description below:
as shown in fig. 1-7, a muffler capable of eliminating fire ejection and oil return blasting comprises a cylinder 1, and is characterized in that a partition plate 2 is arranged in the cylinder 1; the partition plate 2 divides the inner chamber of the cylinder 1 into a first chamber 11 and a second chamber 12 which are independent of each other; an air inlet pipe 3 is arranged at an air inlet of the cylinder body 1, and two exhaust pipes 4 are arranged at an exhaust port; the provision of two exhaust pipes 4 can improve exhaust efficiency.
A flame arrester 5 is arranged in the second chamber 12; the flame arrester 5 is arranged coaxially with the barrel 1, one end of the flame arrester 5 is communicated with the two exhaust pipes 4, and the other end of the flame arrester 5 is provided with a coaxial silencer 6;
two silencing tubes 7 arranged in parallel are further arranged inside the cylinder body 1; the two silencing tubes 7 penetrate through the partition board 2, and two ends of each silencing tube are respectively positioned in the first chamber 11 and the second chamber 12.
In the embodiment, the silencer of the structure adopts the flame arrester 5 with a double-layer flame arresting net structure, adopts the silencer consisting of two or more than two staggered noise arresting nets and the noise arresting nets, and can achieve the purposes of extinguishing flame and eliminating running blasting at the same time by integrating the silencer and the flame arrester.
Further, as shown in fig. 3, 4, 5 and 6, the flame trap 5 includes a first flame trap net 51 and a second flame trap net 52 which are coaxially arranged; the first flame-proof net 51 is barrel-shaped, the mouth part of which is connected with the inner surface of the exhaust end of the cylinder 1 and is communicated with the two exhaust pipes 4; a plurality of first vent holes 511 which are uniformly distributed are formed in the periphery of the outer side of the circumference of the first flame suppression mesh 51, so that the inner cavity of the first flame suppression mesh 51 is communicated with the second chamber 12; the bottom of the first flame trap 51 is a plane without a vent hole.
The second flame-proof net 52 is cylindrical with two open ends and is positioned inside the first flame-proof net 51; one end of the second flame trap net 52 is connected with the inner surface of the exhaust end of the cylinder 1, and the other end is connected with the bottom surface of the first flame trap net 51; a plurality of second vent holes 521 which are uniformly distributed are formed in the periphery of the outer side of the circumference of the second flame suppression mesh 52, so that the inner cavity of the second flame suppression mesh 52 is communicated with the second chamber 12;
the silencing device 6 is arranged at the bottom of the first flame-proof net 51; two of the muffler pipes 7 are located outside an end surface of the muffler device 6 remote from the flame arrester 5.
Further, as shown in fig. 3, 4, 5 and 6, the noise reduction device 6 includes a lining 61, the lining 61 is in a cylindrical shape with two open ends, and one end of the lining is connected with the bottom of the first flame trap 51; two or more first noise-reducing nets 62 and third flame-reducing nets 63 are arranged in the lining ring 61; the first noise elimination meshes 62 and the third flame elimination meshes 63 are arranged in a staggered mode; the first noise-reducing net 62 and the third flame-reducing net 63 are arranged perpendicular to the lining ring 61;
a plurality of third vent holes 611 which are uniformly distributed are formed around the outer side of the circumference of the lining ring 61; the first muffling net 62 and the third muffling net 63 are respectively provided with a plurality of fourth venting holes 621 and fifth venting holes 631 which are uniformly distributed.
The two silencing tubes 7 are arranged corresponding to the first silencing net 62 and the third silencing net 63.
Further, as shown in fig. 3, 4, 5, and 6, the first ventilation holes 511 and the second ventilation holes 521 are arranged alternately; the inner diameter of the first vent hole 511 is larger than the inner diameter of the second vent hole 521.
Further, as shown in fig. 3, 4, 5 and 6, the fourth vent 621 and the fifth vent 631 are arranged in an alternating manner; the third vent holes 611 are formed in the outer walls of the gasket 61, which are located on the first and third muffling nets 62 and 63.
In the embodiment, the double-layer flame-extinguishing net structure flame-extinguishing device is adopted to play a role of double-layer flame extinguishing; the air vents of the two flame-proof nets are arranged in a staggered manner, so that flames entering the second flame-proof net 52 from the first air vents 511 can be effectively isolated, and the double-layer flame-proof net has the function of blocking the flames from being ejected; meanwhile, the circulation efficiency and the circulation quantity of waste gas are improved, and the exhaust noise is effectively reduced.
Meanwhile, in the embodiment, the silencing device consisting of two or more silencing nets and the silencing nets in a staggered mode is adopted, so that high-efficiency silencing can be realized, the aim of eliminating blasting is fulfilled, and simultaneously, preliminary flame suppression is performed; meanwhile, the vent holes are arranged in a staggered manner, so that the waste gas is mixed in a staggered manner on the first silencing net and the third silencing net 62 and 63, and then flows to the flame-extinguishing device 5 from the third vent hole 611 of the lining ring 61, the circulation efficiency and the circulation quantity of the waste gas are improved, and the exhaust noise is effectively reduced.
Further, as shown in fig. 7, a second silencing net 71 is respectively arranged in each of the two silencing tubes 7; the second sound-deadening screen 71 is provided with a sixth through hole 711.
Further, as shown in fig. 3, the cylinder 1 is a hollow double-wall structure, and comprises an outer wall and an inner wall; a sound-absorbing cotton interlayer 8 is arranged between the outer wall and the inner wall; through the setting of this structure, can promote the holistic amortization noise reduction effect of silencer, can further eliminate the blasting.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the protective scope of the present patent claims.
Claims (7)
1. A muffler capable of eliminating flame ejection and oil return blasting comprises a cylinder body and is characterized in that a partition plate is arranged in the cylinder body; the partition plate divides the inner cavity of the cylinder into a first cavity and a second cavity which are independent of each other; an air inlet pipe is arranged at the air inlet of the cylinder, and two exhaust pipes are arranged at the exhaust port;
a flame arrester is arranged in the second chamber; the flame arrester is coaxially arranged with the barrel, one end of the flame arrester is communicated with the two exhaust pipes, and the other end of the flame arrester is provided with a coaxial silencer;
two silencing tubes arranged in parallel are further arranged inside the cylinder body; the two silencing tubes penetrate through the partition plate, and two ends of each silencing tube are respectively located in the first cavity and the second cavity.
2. The muffler capable of eliminating flame throwing and oil return blasting according to claim 1, wherein the flame arrester comprises a first flame arrester mesh and a second flame arrester mesh which are coaxially arranged; the first flame-proof net is barrel-shaped, and the opening part of the first flame-proof net is connected with the inner surface of the exhaust end of the cylinder and is communicated with the two exhaust pipes; a plurality of first vent holes which are uniformly distributed are formed in the periphery of the outer side of the circumference of the first flame suppression mesh, so that the inner cavity of the first flame suppression mesh is communicated with the second cavity; the bottom of the first flame-proof net is a plane without vent holes;
the second flame-proof net is cylindrical with two open ends and is positioned inside the first flame-proof net; one end of the second flame-proof net is connected with the inner surface of the exhaust end of the cylinder body, and the other end of the second flame-proof net is connected with the bottom surface of the first flame-proof net; a plurality of second ventilation holes which are uniformly distributed are formed in the periphery of the outer side of the circumference of the second flame suppression net, so that the inner cavity of the second flame suppression net is communicated with the second chamber;
the silencing device is arranged at the bottom of the first flame-proof net; the two silencing pipes are positioned on the outer side of the surface of one end, far away from the flame arrester, of the silencing device.
3. The muffler capable of eliminating flaming and oil return blasting according to claim 2, wherein the muffler device comprises a lining ring which is in a cylindrical shape with two open ends, wherein one end of the lining ring is connected with the bottom of the first flame-proof net; two or more first noise elimination nets and third flame elimination nets are arranged in the lining ring; the first noise elimination net and the third flame elimination net are arranged in a staggered mode; the first noise-reduction net and the third noise-reduction net are arranged vertically to the lining ring;
a plurality of third vent holes which are uniformly distributed are formed in the periphery of the outer side of the circumference of the lining ring; the first silencing net and the third silencing net are respectively provided with a plurality of uniformly distributed fourth vent holes and fifth vent holes;
the two silencing tubes are arranged corresponding to the first silencing net and the third silencing net.
4. The muffler capable of eliminating fire ejection and oil return blasting according to claim 2, wherein the first vent holes and the second vent holes are arranged in a staggered manner; the size of the inner diameter of the first vent hole is larger than that of the second vent hole.
5. The muffler capable of eliminating fire ejection and oil return blasting according to claim 3, wherein the fourth vent hole and the fifth vent hole are arranged in a staggered manner; the third vent hole is formed in the outer wall of the lining ring, which is located on the first noise-reduction net and the third flame-reduction net.
6. The muffler capable of eliminating fire spraying and oil return blasting according to claim 3, wherein a second sound-deadening net is respectively arranged in the two sound-deadening pipes; and a sixth through hole 711 is formed in the second silencing net.
7. The muffler capable of eliminating fire spray and oil return blasting according to claim 1, wherein the cylinder is of a hollow double-wall structure comprising an outer wall and an inner wall; and a sound-absorbing cotton interlayer is arranged between the outer wall and the inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120987284.3U CN215566187U (en) | 2021-05-10 | 2021-05-10 | Silencer capable of eliminating fire spraying and oil return blasting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120987284.3U CN215566187U (en) | 2021-05-10 | 2021-05-10 | Silencer capable of eliminating fire spraying and oil return blasting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215566187U true CN215566187U (en) | 2022-01-18 |
Family
ID=79859684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120987284.3U Active CN215566187U (en) | 2021-05-10 | 2021-05-10 | Silencer capable of eliminating fire spraying and oil return blasting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215566187U (en) |
-
2021
- 2021-05-10 CN CN202120987284.3U patent/CN215566187U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203604186U (en) | Double-layer serial micro-perforated pipe muffler | |
| CN206035615U (en) | Novel silencing device | |
| CN206092121U (en) | Silencer for agricultural vehicle | |
| CN203655385U (en) | Silencer for engine exhaust system | |
| CN105569772B (en) | A kind of silencer of exhaust system for motorcycle | |
| CN215566187U (en) | Silencer capable of eliminating fire spraying and oil return blasting | |
| CN217206614U (en) | Novel conical silencer with pressure relief structure | |
| CN205001018U (en) | A muffler for explosive motor exhaust system | |
| CN213627732U (en) | Multi-stage silencing structure for beach vehicle | |
| CN214741558U (en) | Silencer for automobile exhaust pipeline | |
| CN205840960U (en) | A kind of smoke evacuation Mars extinguishes acoustic filter | |
| CN108386253B (en) | Loader amortization mechanism | |
| CN204783176U (en) | Light truck muffler | |
| CN209925308U (en) | Bee type composite silencer | |
| CN107956540A (en) | Motorcycle triangle silencer | |
| CN106014543B (en) | Muffler for motor and its engine | |
| CN207776932U (en) | A kind of coaxial impedance complex muffler | |
| CN211952909U (en) | Silencing smoke exhaust ventilator | |
| CN217582272U (en) | Novel silencer structure | |
| CN216554118U (en) | Container generating set silencer of discharging fume | |
| CN206092122U (en) | Novel silencer is used to agricultural vehicle | |
| CN212680545U (en) | Environmental noise silencer device | |
| CN211202084U (en) | Muffler device for exhaust system of commercial vehicle | |
| CN210951444U (en) | Range hood with air duct silencing structure | |
| CN208734405U (en) | A kind of exhaust silencer for internal-combustion engine convenient for adjusting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |