CN111648842A - High-efficient exhaust silencer - Google Patents
High-efficient exhaust silencer Download PDFInfo
- Publication number
- CN111648842A CN111648842A CN202010566675.8A CN202010566675A CN111648842A CN 111648842 A CN111648842 A CN 111648842A CN 202010566675 A CN202010566675 A CN 202010566675A CN 111648842 A CN111648842 A CN 111648842A
- Authority
- CN
- China
- Prior art keywords
- pipe
- fixedly connected
- connecting pipe
- shell
- baffle
- 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
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with sound-absorbing materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
- F01N13/1811—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses a high-efficiency exhaust silencer which comprises a shell, wherein a sound insulation layer is arranged inside the shell, a heat dissipation block is fixedly connected inside the shell and at the bottom side of the sound insulation layer, an air inlet pipe is fixedly connected to the side wall of the shell, a first connecting pipe is movably connected to one end of the air inlet pipe, an exhaust pipe is fixedly connected to the side wall of the shell far away from the air inlet pipe, a second connecting pipe is movably connected to one end of the exhaust pipe, a fixed block is fixedly connected inside the first connecting pipe, a spring is elastically connected to the bottom end of the fixed block inside the first connecting pipe, a clamping block is elastically connected to the bottom end of the spring, and an adsorption layer is arranged on one side of the first connecting pipe and inside the second connecting pipe. According to the invention, the first connecting pipe can prevent impurities in gas from corroding the internal device, and the second connecting pipe can prevent water vapor from entering and reducing the service life of the silencer.
Description
Technical Field
The invention relates to the technical field of silencers, in particular to a high-efficiency exhaust silencer.
Background
The exhaust pressure of the engine is about 0.3-0.5 MPa, the temperature is about 500-700 ℃, the result shows that the exhaust has certain energy, meanwhile, because the exhaust intermittence causes the pulsation of the exhaust pressure in the exhaust pipe, if the exhaust of the engine is directly discharged into the atmosphere, strong noise is generated, and the exhaust silencer has the function of reducing the exhaust noise by gradually reducing the exhaust pressure and attenuating the pulsation of the exhaust pressure.
However, when the existing exhaust muffler is used, high-temperature heat carried by gas enters the interior of the muffler, so that the muffler is easily damaged, impurities carried by the gas enter the interior of the muffler through the gas inlet pipe, and a large amount of water vapor easily accumulated near the exhaust pipe enters the interior of the muffler, so that the corrosion of the interior is easily caused, and the service life of the muffler is shortened.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a high-efficiency exhaust muffler.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a high-efficient exhaust muffler, includes the casing, the inside of casing is provided with the puigging, the inside of casing and the bottom side fixedly connected with radiating block that is located the puigging, the lateral wall fixedly connected with intake pipe of casing, the one end swing joint of intake pipe has first connecting pipe, the lateral wall of casing and the lateral wall fixedly connected with blast pipe of keeping away from the intake pipe, the one end swing joint of blast pipe has the second connecting pipe, the inside fixedly connected with fixed block of first connecting pipe, the inside of first connecting pipe and the bottom elastic connection who is located the fixed block have the spring, the bottom elastic connection of spring has the clamp splice, one side that first connecting pipe and be located the clamp splice and the inside of second connecting pipe all are provided with the adsorbed layer.
As a further description of the above technical solution:
the inside of radiating block is provided with the cavity, the top of radiating block just extends to the lateral wall fixedly connected with ventilation pipe of casing, the quantity of ventilation pipe has a plurality ofly.
As a further description of the above technical solution:
the heat dissipation structure is characterized in that a first baffle is fixedly connected to the inside of the shell and located at the bottom end of the heat dissipation block, a second baffle is fixedly connected to the inside of the shell and located at one side of the first baffle, and a third baffle is fixedly connected to the inside of the shell and located at one side of the second baffle.
As a further description of the above technical solution:
the front of intake pipe and the front of blast pipe all are provided with the second through-hole, the inside of second baffle and third baffle all is provided with first through-hole.
As a further description of the above technical solution:
the end, far away from the first connecting pipe, of the air inlet pipe is fixedly connected with the inside of the third baffle and the bottom side, located in the first through hole, of the exhaust pipe, and the end, far away from the second connecting pipe, of the exhaust pipe is fixedly connected with the inside of the second baffle and the bottom side, located in the air inlet pipe, of the exhaust pipe.
As a further description of the above technical solution:
the filter screen is fixedly connected to one side, located on the adsorption layer, of the interior of the first connecting pipe, and the material of the interior of the adsorption layer is composed of cylindrical activated carbon materials.
As a further description of the above technical solution:
the soundproof layer is composed of sound-absorbing cotton and a sound-insulating felt, and the clamping blocks are annular.
The invention has the following beneficial effects:
1. compared with the prior art, this high-efficient exhaust muffler through being provided with puigging and radiating block, can carry out the sound insulation treatment with can carry out the radiating treatment with the silencer high-temperature gas and prevent that the life that high-temperature gas caused the silencer from reducing high-efficiently.
2. Compared with the prior art, this high-efficient exhaust silencer through being provided with first connecting pipe and second connecting pipe, first connecting pipe can have impurity with gas and filter and adsorb, prevents that the impurity in the gas from corroding inside device, and the second connecting pipe can adsorb the inside vapor that gets into the blast pipe, prevents that vapor from getting into the life who reduces the silencer.
3. Compared with the prior art, this high-efficient exhaust silencer through being provided with spring and clamp splice, can fix the intake pipe and can reduce the vibrations of intake pipe and promote the effect of silencer amortization and conveniently dismantle and change.
Drawings
Fig. 1 is a front sectional view showing the overall structure of a high-efficiency exhaust muffler according to the present invention;
fig. 2 is a side sectional view of a first connection pipe of a high-efficiency exhaust muffler according to the present invention;
fig. 3 is a partial enlarged view of a in fig. 1 according to the present invention.
Illustration of the drawings:
1. a housing; 2. a heat dissipating block; 3. a cavity; 4. a fixed block; 5. a sound insulating layer; 6. a spring; 7. a vent pipe; 8. an air inlet pipe; 9. a first connecting pipe; 10. an exhaust pipe; 11. a second connecting pipe; 12. an adsorption layer; 13. a filter screen; 14. a first baffle plate; 15. a second baffle; 16. a third baffle plate; 17. a first through hole; 18. a second through hole; 19. and (5) clamping blocks.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the present invention provides a high efficiency exhaust muffler: comprises a shell 1, a sound insulation layer 5 is arranged inside the shell 1 to increase the silencing effect, a heat dissipation block 2 is fixedly connected inside the shell 1 and at the bottom side of the sound insulation layer 5 to increase the heat dissipation capability of the shell 1, an air inlet pipe 8 is fixedly connected to the side wall of the shell 1, one end of the air inlet pipe 8 is movably connected with a first connecting pipe 9 for preventing the shell 1 from being corroded by impurities in gas, an exhaust pipe 10 is fixedly connected to the side wall of the shell far away from the air inlet pipe 8, a second connecting pipe 11 is movably connected to one end of the exhaust pipe 10 for preventing water vapor from entering the shell 1, a fixed block 4 is fixedly connected inside the first connecting pipe 9 for buffering a reset spring 6, a spring 6 is elastically connected inside the first connecting pipe 9 and at the bottom end of the fixed block 4 for reducing the vibration of the air inlet pipe 8 and fixing a, the bottom elastic connection of spring 6 has clamp splice 19 for fixed intake pipe 8 prevents to take place to remove, and first connecting pipe 9 and the inside that is located one side of clamp splice 19 and second connecting pipe 11 all are provided with adsorbed layer 12, are used for adsorbing the impurity in vapor and the gas.
The inside of the radiating block 2 is provided with a cavity 3, the top end of the radiating block 2 extends to the side wall of the shell 1 and is fixedly connected with a ventilation pipe 7 for heat exchange to carry out heat dissipation, the number of the ventilation pipes 7 is multiple, the inside of the shell 1 and the bottom end of the radiating block 2 are fixedly connected with a first baffle plate 14, the inside of the shell 1 and one side of the first baffle plate 14 are fixedly connected with a second baffle plate 15, the inside of the shell 1 and one side of the second baffle plate 15 are fixedly connected with a third baffle plate 16 for forming a sound attenuation cavity, the front of the air inlet pipe 8 and the front of the exhaust pipe 10 are both provided with a second through hole 18, the inside of the second baffle plate 15 and the third baffle plate 16 are both provided with a first through hole 17, one end of the air inlet pipe 8, which is far away from the first connecting pipe 9, is fixedly connected with the inside of the third baffle plate 16 and the bottom side of the first through hole 17, one end of the exhaust pipe 10, which is far, the filter screen 13 is fixedly connected to one side of the adsorption layer 12 inside the first connecting pipe 9, the adsorption layer 12 is made of cylindrical activated carbon materials, the sound insulation layer 5 is made of sound absorption cotton and sound insulation felt, and the clamp block 19 is annular.
The working principle is as follows: when the device is used, the inside of a first connecting pipe 9 is reset through a clamping block 19 and an extrusion spring 6 through a fixing block 4 to fixedly clamp one end of an air inlet pipe 8, a second connecting pipe 11 is movably connected with an exhaust pipe 10 for use, air enters the inside of the first connecting pipe 9, is firstly filtered through a filter screen 13 and then is adsorbed through an adsorption layer 12, then reaches each cavity formed by a first baffle plate 14, a second baffle plate 15 and a third baffle plate 16 in a shell 1 through a second through hole 18 on the air inlet pipe 8 and the exhaust pipe 10 to perform noise reduction work, a radiating block 2 in the shell 1 absorbs heat, cold air is input into a cavity 3 through a vent pipe 7 to perform heat exchange with the radiating block 2 to rapidly radiate the shell 1, the noise reduction capacity is increased through a sound insulation layer 5, and finally the air is exhausted through the second connecting pipe 11 at one end of the exhaust pipe 10, the second connection pipe 11 prevents the entry of water vapor to cause a reduction in the service life of the internal device.
Finally, it should be noted that: 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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. A high-efficiency exhaust muffler includes a housing (1), characterized in that: a sound insulation layer (5) is arranged in the shell (1), a heat dissipation block (2) is fixedly connected in the shell (1) and at the bottom side of the sound insulation layer (5), an air inlet pipe (8) is fixedly connected with the side wall of the shell (1), one end of the air inlet pipe (8) is movably connected with a first connecting pipe (9), the side wall of the shell (1) far away from the air inlet pipe (8) is fixedly connected with an exhaust pipe (10), one end of the exhaust pipe (10) is movably connected with a second connecting pipe (11), a fixed block (4) is fixedly connected inside the first connecting pipe (9), a spring (6) is elastically connected with the bottom end of the fixed block (4) inside the first connecting pipe (9), a clamping block (19) is elastically connected with the bottom end of the spring (6), and the first connecting pipe (9) is positioned at one side of the clamping block (19) and the inside of the second connecting pipe (11) is provided with an adsorption layer (12).
2. A high efficiency exhaust muffler according to claim 1, wherein: the inside of radiating block (2) is provided with cavity (3), the top of radiating block (2) just extends to the lateral wall fixedly connected with ventilation pipe (7) of casing (1), the quantity of ventilation pipe (7) has a plurality ofly.
3. A high efficiency exhaust muffler according to claim 1, wherein: the heat dissipation structure is characterized in that a first baffle (14) is fixedly connected to the inner portion of the shell (1) and located at the bottom end of the heat dissipation block (2), a second baffle (15) is fixedly connected to the inner portion of the shell (1) and located on one side of the first baffle (14), and a third baffle (16) is fixedly connected to the inner portion of the shell (1) and located on one side of the second baffle (15).
4. A high efficiency exhaust muffler according to claim 1, wherein: the front of intake pipe (8) and the front of blast pipe (10) all are provided with second through-hole (18), the inside of second baffle (15) and third baffle (16) all is provided with first through-hole (17).
5. A high efficiency exhaust muffler according to claim 1, wherein: one end, far away from the first connecting pipe (9), of the air inlet pipe (8) is fixedly connected with the inside of the third baffle plate (16) and the bottom side of the first through hole (17), and one end, far away from the second connecting pipe (11), of the exhaust pipe (10) is fixedly connected with the inside of the second baffle plate (15) and the bottom side of the air inlet pipe (8).
6. A high efficiency exhaust muffler according to claim 1, wherein: the filter screen (13) is fixedly connected to one side, located on the adsorption layer (12), of the interior of the first connecting pipe (9), and the material of the interior of the adsorption layer (12) is composed of cylindrical activated carbon materials.
7. A high efficiency exhaust muffler according to claim 1, wherein: the sound insulation layer (5) is composed of sound absorption cotton and sound insulation felt.
8. A high efficiency exhaust muffler according to claim 1 wherein: the clamping block (19) is annular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566675.8A CN111648842A (en) | 2020-06-19 | 2020-06-19 | High-efficient exhaust silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566675.8A CN111648842A (en) | 2020-06-19 | 2020-06-19 | High-efficient exhaust silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111648842A true CN111648842A (en) | 2020-09-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010566675.8A Pending CN111648842A (en) | 2020-06-19 | 2020-06-19 | High-efficient exhaust silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111648842A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153506A (en) * | 2021-05-25 | 2021-07-23 | 佛吉亚(柳州)排气控制技术有限公司 | Automobile silencer structure convenient to disassemble and assemble |
-
2020
- 2020-06-19 CN CN202010566675.8A patent/CN111648842A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153506A (en) * | 2021-05-25 | 2021-07-23 | 佛吉亚(柳州)排气控制技术有限公司 | Automobile silencer structure convenient to disassemble and assemble |
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