CN208845249U - A kind of automotive muffler based on rubber tube component - Google Patents
A kind of automotive muffler based on rubber tube component Download PDFInfo
- Publication number
- CN208845249U CN208845249U CN201821337104.1U CN201821337104U CN208845249U CN 208845249 U CN208845249 U CN 208845249U CN 201821337104 U CN201821337104 U CN 201821337104U CN 208845249 U CN208845249 U CN 208845249U
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- Prior art keywords
- rubber tube
- intermediate bulkhead
- shell
- automotive muffler
- layer
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Abstract
The utility model discloses a kind of automotive mufflers based on rubber tube component, including shell and the first rubber tube, the top sealed set of shell has top spacer and sealed bottom is provided with bottom baffles, the bore seal of shell is provided with intermediate bulkhead, top anechoic room is formed between top spacer and intermediate bulkhead, bottom-silencing room is formed between bottom baffles and intermediate bulkhead, first rubber tube is through top spacer and the distance of the top surface spacing of end and intermediate bulkhead setting, several through-holes are provided on intermediate bulkhead, it further include third rubber tube, the head end of third rubber tube, which is located in bottom-silencing room and end and sequentially passes through two through-holes of intermediate bulkhead, is connected to bottom baffles, tailpipe is connected through bottom baffles with third rubber tube, first rubber tube and third rubber tube include the rough inner glue layer of inner wall, inner glue layer Outside is provided with sound absorption backing layer, is enclosed with outer glue-line on the outside of the backing layer that absorbs sound.Effectively improve the noise reduction and cooling effect of silencer.
Description
Technical field
The utility model relates to a kind of automotive mufflers based on rubber tube component.
Background technique
The exhaust gas that automobile engine generates has certain air pressure and high temperature, therefore cannot be directly discharged into atmosphere, needs
It safe could be drained into atmosphere after carrying out noise reduction process by silencer, silencer needs to be connected to engine by rubber tube
Simultaneously treated tail gas is discharged by rubber tube for the exhaust gas of generation, and therefore, rubber tube component is an important portion of silencer
Part, and the rubber tube component of existing design is relatively simple for structure, can not improve the noise reduction and cooling effect of silencer.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of automotive muffler based on rubber tube component, changed by structure
Into, it is not only small in size, but also can effectively improve the noise reduction and cooling effect of silencer, avoid tail gas from causing damages environment.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions:
A kind of automotive muffler based on rubber tube component, including shell and the first rubber tube being connected with engine, institute
The top sealed set for stating shell has a top spacer, and the sealed bottom of the shell is provided with bottom baffles, the shell it is interior
Chamber sealed set has intermediate bulkhead, between the top spacer and intermediate bulkhead formed top anechoic room, the bottom baffles and
Bottom-silencing room is formed between intermediate bulkhead, first rubber tube is through top spacer and the first end of rubber pipe and middle interval
The distance of the top surface spacing setting of plate, is provided with several through-holes on the intermediate bulkhead, further includes third rubber tube, and described the
The head end of three rubber tubes, which is located in bottom-silencing room and end and sequentially passes through two through-holes of intermediate bulkhead, is connected to bottom baffles,
The tailpipe is connected through bottom baffles with third rubber tube, and first rubber tube and third rubber tube include interior
Wall rough inner glue layer is provided with sound absorption backing layer on the outside of the inner glue layer, is enclosed on the outside of the sound absorption backing layer
Outer glue-line.
It is preferred that being additionally provided with steel wire winding layer between sound absorption backing layer and the outer glue-line.
It is preferred that the tailpipe is stainless steel exhaust pipe.
It is preferred that the cavity of first rubber tube and third rubber tube includes that several are integrally formed, inner wall is rough
Cavity segment, the cross section of each cavity segment is of different sizes.
It is preferred that the shell is double-layer structure, vacuum layer is formed between ectonexine shell.
It is preferred that the head end of the third rubber tube is provided with horn mouth and horn mouth spacing intermediate bulkhead bottom 2-5cm.
It is preferred that further including the second rubber tube being connected with engine, first rubber tube and the second rubber tube are set in parallel
It sets.
It is preferred that the top spacer, intermediate bulkhead and bottom baffles are arranged in parallel and intermediate bulkhead spacing top spacer
Distance is between 1.5-2 times of spacing bottom baffles distance.
The beneficial effects of the utility model are:
The energy of waste gas stream can be effectively consumed by the first rubber tube and third rubber tube, exhaust gas is along rough flat
Surface current moves and iterates through cross section cavity of different sizes, not only small in size, but also can effectively improve the noise reduction of silencer
And cooling effect, avoid tail gas from causing damages environment.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the automotive muffler based on rubber tube component of the utility model;
Fig. 2 is the cross-sectional view of the utility model rubber tube;
The mark meaning of attached drawing is as follows:
1: the first rubber tube;2: the second rubber tubes;3: intermediate bulkhead;4: bottom-silencing room;5: bottom baffles;6: top every
Plate;7: third rubber tube;8: tailpipe;9: sound absorption backing layer;10: inner glue layer;11: steel wire winding layer;12: outer glue-line.
Specific embodiment
Technical solutions of the utility model are described in further detail with specific embodiment with reference to the accompanying drawing, so that
Those skilled in the art can better understand the utility model and can be practiced, but illustrated embodiment is not as to this reality
With novel restriction.
Fig. 1 is automotive muffler overall structure figure, wherein the specific structure of rubber tube component is as follows:
Including intermediate bulkhead 3, third rubber tube 7 and the first rubber tube 1 being connected with engine, first rubber tube 1
End and intermediate bulkhead 3 top surface spacing setting distance and intermediate bulkhead 3 on be provided with several through-holes, pass through the first rubber
The exhaust gas of engine is transported to top anechoic room by sebific duct 1.Third rubber tube 7 is connected with tailpipe 8, the third rubber
The head end of pipe 7 is located at the bottom of intermediate bulkhead 3 and end sequentially passes through two through-holes of intermediate bulkhead 3 and is connected with tailpipe 8
Logical, that is, one end of third rubber tube 7 is located in bottom-silencing room 4, the other end is connected to bottom baffles 5, and interlude is formed
One elbow is located in the anechoic room of top, can reduce the whole occupied space of silencer.
As shown in Fig. 2, first rubber tube 1 and third rubber tube 7 include the rough inner glue layer 10 of inner wall, it is described
The outside of inner glue layer 10 is provided with sound absorption backing layer 9, and the outside of the sound absorption backing layer 9 is enclosed with outer glue-line 12, it is preferable that described
It is additionally provided with steel wire winding layer 11 between sound absorption backing layer 9 and outer glue-line 12, not only artesian condition is good, shock resistance is good, also
With certain decrease of noise functions.
Wherein, the cavity of first rubber tube 1 and third rubber tube 7 include several integrally formed, inner walls not only
The cross section of sliding cavity segment, each cavity segment is of different sizes, that is, the cross-sectional shape of different cavity segments is different, according to thickness
Difference is arranged alternately.
In Fig. 1, the head end of the third rubber tube 7 is provided with horn mouth and 3 bottom 2- of horn mouth spacing intermediate bulkhead
5cm, corresponding, the 3 bottom 10-15cm of end spacing intermediate bulkhead of the third rubber tube 7, this distance namely bottom-silencing
The height of room 4.Exhaust gas cooling is further speeded up in order to shunt, rubber tube component further includes the second rubber tube being connected with engine
2, first rubber tube 1 and the second rubber tube 2 are arranged in parallel, and the second rubber tube 2 is identical with the first rubber tube 1, including structure
And shape.
Corresponding, a kind of automotive muffler based on rubber tube component referring to Fig. 1, including shell and is connected with engine
The first rubber tube 1, it is preferable that shell is double-layer structure, forms vacuum layer between ectonexine shell, can further noise reduction.Institute
The top sealed set for stating shell has top spacer 6, and the sealed bottom of the shell is provided with bottom baffles 5, the shell
Bore seal is provided with intermediate bulkhead 3, between the top spacer 6 and intermediate bulkhead 3 formed top anechoic room, the bottom every
Bottom-silencing room 4 is formed between plate 5 and intermediate bulkhead 3.
First rubber tube 1 is through top spacer 6 and the top surface spacing of 1 end of the first rubber tube and intermediate bulkhead 3 is set
Fixed distance is provided with several through-holes on the intermediate bulkhead 3, which is characterized in that and it further include third rubber tube 7, described
The head end of three rubber tubes 7 be located in bottom-silencing room 4 and end sequentially pass through intermediate bulkhead 3 two through-holes be connected to bottom every
Plate 5, the tailpipe 8 is connected through bottom baffles 5 with third rubber tube 7, in general, the tailpipe 8 can be adopted
With stainless steel exhaust pipe.
As shown in Fig. 2, first rubber tube 1 and third rubber tube 7 include the rough inner glue layer 10 of inner wall, it is described
The outside of inner glue layer 10 is provided with sound absorption backing layer 9, and the outside of the sound absorption backing layer 9 is enclosed with outer glue-line 12, it is preferable that described
Steel wire winding layer 11 is additionally provided between sound absorption backing layer 9 and outer glue-line 12.First rubber tube 1 and third rubber tube 7
Cavity includes several integrally formed, rough cavity segments of inner wall, and the cross section of each cavity segment is of different sizes.
In Fig. 1, the head end of third rubber tube 7 is provided with horn mouth and 3 bottom 2-5cm of horn mouth spacing intermediate bulkhead.Institute
State that top spacer 6, intermediate bulkhead 3 and bottom baffles 5 are arranged in parallel and the distance of 3 spacing top spacer 6 of intermediate bulkhead is spacing
Between 1.5-2 times of 5 distance of bottom baffles.Automotive muffler further includes the second rubber tube 2 being connected with engine, and described first
Rubber tube 1 and the second rubber tube 2 are arranged in parallel, and the second rubber tube 2 is identical with the first rubber tube 1, including structure and shape.
The energy of waste gas stream, exhaust gas can be effectively consumed by the first rubber tube 1, the second rubber tube 2 and third rubber tube 7
The cavity of different sizes by cross section is flowed and repeated along rough plane, it is not only small in size, but also can effectively mention
The noise reduction and cooling effect of high silencer, avoid tail gas from causing damages environment.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure made based on the specification and figures of the utility model perhaps equivalent process transformation or directly or indirectly fortune
Used in other related technical areas, it is also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of automotive muffler based on rubber tube component, including shell and the first rubber tube (1) being connected with engine, institute
The top sealed set for stating shell has top spacer (6), and the sealed bottom of the shell is provided with bottom baffles (5), described outer
The bore seal of shell is provided with intermediate bulkhead (3), and top anechoic room is formed between the top spacer (6) and intermediate bulkhead (3),
Between the bottom baffles (5) and intermediate bulkhead (3) formed bottom-silencing room (4), first rubber tube (1) through top every
Plate (6) and the distance of the top surface spacing of the first rubber tube (1) end and intermediate bulkhead (3) setting, set on the intermediate bulkhead (3)
It is equipped with several through-holes, which is characterized in that further include third rubber tube (7), the head end of the third rubber tube (7) is located at bottom
Two through-holes that in anechoic room (4) and end sequentially passes through intermediate bulkhead (3) are connected to bottom baffles (5), and tailpipe (8) passes through
It wears bottom baffles (5) to be connected with third rubber tube (7), first rubber tube (1) and third rubber tube (7) include inner wall
Rough inner glue layer (10) is provided with sound absorption backing layer (9), the sound absorption backing layer (9) on the outside of the inner glue layer (10)
Outside be enclosed with outer glue-line (12).
2. a kind of automotive muffler based on rubber tube component according to claim 1, which is characterized in that the sound absorption lining
Steel wire winding layer (11) are additionally provided between inner layer (9) and outer glue-line (12).
3. a kind of automotive muffler based on rubber tube component according to claim 1, which is characterized in that the exhaust tail
Managing (8) is stainless steel exhaust pipe.
4. a kind of automotive muffler based on rubber tube component according to claim 2, which is characterized in that first rubber
The cavity of sebific duct (1) and third rubber tube (7) includes several integrally formed, rough cavity segments of inner wall, each cavity segment
Cross section it is of different sizes.
5. a kind of automotive muffler based on rubber tube component according to claim 1, which is characterized in that the shell is
Double-layer structure forms vacuum layer between ectonexine shell.
6. a kind of automotive muffler based on rubber tube component according to claim 5, which is characterized in that the third rubber
The head end of sebific duct (7) is provided with horn mouth and horn mouth spacing intermediate bulkhead (3) bottom 2-5cm.
7. a kind of automotive muffler based on rubber tube component according to claim 5, which is characterized in that further include and send out
Connected the second rubber tube (2) of motivation, first rubber tube (1) and the second rubber tube (2) are arranged in parallel.
8. a kind of automotive muffler based on rubber tube component according to claim 5, which is characterized in that the top every
Between plate (6), intermediate bulkhead (3) and bottom baffles (5) are arranged in parallel and the distance of intermediate bulkhead (3) spacing top spacer (6) is
Between 1.5-2 times away from bottom baffles (5) distance.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821337104.1U CN208845249U (en) | 2018-08-20 | 2018-08-20 | A kind of automotive muffler based on rubber tube component |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821337104.1U CN208845249U (en) | 2018-08-20 | 2018-08-20 | A kind of automotive muffler based on rubber tube component |
Publications (1)
Publication Number | Publication Date |
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CN208845249U true CN208845249U (en) | 2019-05-10 |
Family
ID=66356259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821337104.1U Active CN208845249U (en) | 2018-08-20 | 2018-08-20 | A kind of automotive muffler based on rubber tube component |
Country Status (1)
Country | Link |
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CN (1) | CN208845249U (en) |
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2018
- 2018-08-20 CN CN201821337104.1U patent/CN208845249U/en active Active
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