CN210217884U - Refrigeration formula silencer for engine - Google Patents
Refrigeration formula silencer for engine Download PDFInfo
- Publication number
- CN210217884U CN210217884U CN201921208768.2U CN201921208768U CN210217884U CN 210217884 U CN210217884 U CN 210217884U CN 201921208768 U CN201921208768 U CN 201921208768U CN 210217884 U CN210217884 U CN 210217884U
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- CN
- China
- Prior art keywords
- water injection
- muffler
- injection pipe
- cavity
- outer shell
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- 230000003584 silencer Effects 0.000 title claims abstract description 17
- 238000005057 refrigeration Methods 0.000 title claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000002347 injection Methods 0.000 claims abstract description 20
- 239000007924 injection Substances 0.000 claims abstract description 20
- 230000008030 elimination Effects 0.000 claims description 12
- 238000003379 elimination reaction Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 3
- 230000030279 gene silencing Effects 0.000 abstract description 17
- 238000001816 cooling Methods 0.000 abstract description 8
- 238000001228 spectrum Methods 0.000 abstract description 6
- 239000000498 cooling water Substances 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The refrigeration type muffler for the engine comprises an outer shell, wherein the outer shell comprises side plates arranged on two sides and a cover plate arranged on the upper part of the side plates; an inner shell is arranged in the outer shell, a cavity is arranged between the outer shell and the inner shell, a silencing part is arranged in the inner shell, air outlet pipes are arranged on two sides of the silencing part, and an air inlet pipe is arranged at the upper part of the silencing part; the upper part of the inner part is provided with a water injection pipe, the water injection pipe penetrates through the cover plate, the upper end of the water injection pipe extends to the upper part of the cover plate, the lower end of the water injection pipe extends into the cavity, and water is filled in the cavity; the two functions of noise reduction and temperature reduction are combined together, the frequency spectrum of jet noise can move to high frequency or ultrahigh frequency when airflow passes through the small holes, audible components in the frequency spectrum are obviously reduced, and therefore interference and damage to people are reduced; high-temperature gas can contact with the inner shell when entering the silencer from the gas inlet pipe, and heat transfer can occur between the high-temperature gas and cooling water, so that the temperature of the high-temperature gas is reduced, and the purpose of cooling is achieved.
Description
Technical Field
The utility model belongs to the technical field of the internal-combustion engine technique and specifically relates to a refrigeration formula silencer for engine that says so.
Background
With the development of science and technology, the earth climate is continuously warmed, and air pollution and noise pollution are more and more serious. Internal combustion engines are devices that burn diesel or gasoline to obtain energy release, and have wide application in industrial and agricultural production. The internal combustion engine is composed of combustion chamber assembly, power transmission assembly, engine body and main bearing, air distribution mechanism, fuel oil system and speed regulator, lubricating system, cooling system and starting system. The internal combustion engine generates high heat through compressed air, and then changes the linear motion of a piston into the rotary motion of a crank through a crankshaft connecting rod mechanism, so that mechanical work is output, and a large amount of heat energy is generated in the whole operation process. If not discharged and cooled in a timely manner, the thermal energy stored inside the diesel engine can affect the operating efficiency of the internal combustion engine. The current internal combustion engine generally forms a cycle by air intake and exhaust, and because the internal combustion engine compresses or ignites to form work, high temperature and high noise are generated while the internal combustion engine rotates to form mechanical energy. How to reduce temperature and noise and better serve multiple industries is a problem which needs to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
For solving the problem, overcome the not enough of prior art, the utility model provides a high-efficient cooling formula silencer for engine that reduces temperature and noise, simple structure, convenient to use.
In order to achieve the purpose, the utility model provides a refrigeration type muffler for an engine, which comprises an outer shell, wherein the outer shell comprises side plates arranged at two sides and a cover plate arranged at the upper part; an inner shell is arranged inside the outer shell, a cavity is arranged between the outer shell and the inner shell, a silencing part is arranged inside the inner shell, air outlet pipes are arranged on two sides of the silencing part, and an air inlet pipe is arranged on the upper part of the silencing part.
Further, inside upper portion is provided with the water injection pipe, and the water injection pipe passes the apron, and the upper end of water injection pipe stretches out to the top of apron, and inside the lower extreme of water injection pipe stretched into the cavity, the cavity was inside to be filled with water.
Furthermore, the upper end of the air inlet pipe extends to the upper part of the cover plate, and the lower end of the air inlet pipe is connected with the noise elimination part; one end of the air outlet pipe extends out of the lateral plate, and the other end of the air outlet pipe is connected with the silencing part.
Furthermore, the noise elimination part is of a rectangular structure consisting of six rectangular micro-porous plates.
Further, the thickness of the microporous plate was set to 1 mm.
Furthermore, the micropore plate is provided with a plurality of micropores, and the diameter of each micropore is set to be 2 millimeters.
Furthermore, the sound eliminating part is fixedly connected with the inner side of the inner shell.
Furthermore, a plurality of connectors used for fixing the outer shell are arranged on the outer shell.
The utility model has the advantages that:
the utility model provides a refrigeration formula silencer for engine combines together amortization and cooling two kinds of functions, forms the noise elimination portion of cuboid structure through the combination of six blocks of micropore boards, and when gas got into the noise elimination portion in, the air current passed through the aperture, and the frequency spectrum of jet noise will move to high frequency or hyperfrequency, makes the audible component in the frequency spectrum obviously reduce to reduce interference and the injury to the people; when the high-temperature gas enters the interior of the silencer from the gas inlet pipe, the high-temperature gas can be contacted with the inner shell, low-temperature cooling water is filled between the inner shell and the outer shell, and heat transfer can occur between the high-temperature gas and the cooling water, so that the temperature of the high-temperature gas is reduced, and the aim of cooling is fulfilled; meanwhile, after the high-temperature gas is cooled, water vapor in the high-temperature gas can be condensed into liquid, so that the humidity in the silencer is increased, and open fire in the silencer is effectively prevented.
The intake pipe sets up on upper portion, and the outlet duct setting is in both sides, so set up can make gas more abundant with the contact of noise elimination portion and interior casing when circulating in the silencer, and noise elimination and cooling effect are better.
The connectors are arranged outside the outer shell, so that the silencer can be stably fixed at a specific position, and gas is prevented from shaking when passing through the silencer.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the inner shell of the present invention;
FIG. 3 is a schematic view of the structure of the muffler part of the present invention;
FIG. 4 is a schematic diagram of a detail enlarged structure of the muffler part of the present invention;
in the drawings: 1. the silencer comprises an outer shell, 2 parts of side plates, 3 parts of cover plates, 4 parts of water injection pipes, 5 parts of inner shell, 6 parts of air inlet pipes, 7 parts of air outlet pipes, 8 parts of silencing parts, 9 parts of connectors, 10 parts of microporous plates.
Detailed Description
In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the attached drawings 1, 2, 3 and 4 of the present invention to perform more detailed description of the present invention.
The utility model provides a refrigeration type muffler for an engine, which comprises an outer shell 1, wherein the outer shell 1 comprises side plates 2 arranged at two sides and a cover plate 3 at the upper part; an inner shell 5 is arranged in the outer shell 1, a cavity is arranged between the outer shell 1 and the inner shell 5, a silencing part 8 is arranged in the inner shell 5, air outlet pipes 7 are arranged on two sides of the silencing part 8, and an air inlet pipe 6 is arranged at the upper part of the silencing part 8; a water injection pipe 4 is arranged at the upper part of the inner part, the water injection pipe 4 penetrates through the cover plate 3, the upper end of the water injection pipe 4 extends to the upper part of the cover plate 3, the lower end of the water injection pipe 4 extends into the cavity, and water is filled in the cavity; the upper end of the air inlet pipe 6 extends to the upper part of the cover plate 3, and the lower end of the air inlet pipe 6 is connected with the noise elimination part 8; one end of the air outlet pipe 7 extends out of the lateral plate 2, and the other end of the air outlet pipe 7 is connected with the silencing part 8; the sound eliminating part 8 is a cuboid structure consisting of six rectangular microporous plates 10; the thickness of the micro-porous plate 10 is set to be 1 mm; the micropore plate 10 is provided with a plurality of micropores, and the diameter of each micropore is set to be 2 mm; the silencing part 8 is fixedly connected with the inner side of the inner shell 5; a plurality of connectors 9 for fixing the outer shell 1 are arranged on the outer shell 1.
The utility model discloses a one of them embodiment as follows:
the utility model is mainly divided into two parts, namely a sound eliminating part 8 and a cooling part;
the muffling part 8 only consists of microporous plates 10, and the muffling part 8 with a rectangular structure consists of six (three) microporous plates 10 with different sizes, wherein the microporous plates 10 are flat plates with the thickness equal to 1 mm, and a plurality of micropores with the pore diameter equal to 2 mm are arranged on the microporous plates 10; the silencing part 8 is fixedly connected to the inner side of the inner shell 5, the upper part of the silencing part 8 is connected with an air inlet pipe 6, and the two sides of the silencing part 8 are connected with air outlet pipes 7.
An inner shell 5 is arranged outside the sound-eliminating part 8, an outer shell 1 is arranged outside the inner shell 5, a cavity is formed between the inner shell 5 and the outer shell 1, and the inner shell 5 and the outer shell 1 form a cooling part; the shell body 1 includes apron 3 and curb plate 2, and apron 3 sets up on the upper portion of shell body 1, and curb plate 2 sets up in the both sides of shell body 1, wears to be equipped with water injection pipe 4 on the apron 3, and the one end of water injection pipe 4 stretches into to the cavity in, and the other end of water injection pipe 4 stretches out to apron 3 tops, from the outlet pipe to the interior cooling water of injecting the capacity of cavity.
One end of the air inlet pipe 6 is connected with the sound-absorbing part 8, the other end extends to the upper part of the cover plate 3, and the air inlet pipe 6 sequentially penetrates through the inner shell 5, the cavity and the cover plate 3 from inside to outside; one end of the air outlet pipe 7 is connected with the silencing part 8, the other end of the air outlet pipe extends out of the side plate 2, and the air outlet pipe 7 sequentially penetrates through the inner shell 5, the cavity and the side plate 2 from inside to outside.
The outer shell 1 is provided with a plurality of connectors 9 outside, which can stably fix the silencer at a specific position and prevent the gas from shaking when passing through the silencer.
In actual use, gas enters from the gas inlet pipe 6, the temperature of the gas is high, the noise is high, the gas passes through the micropores after entering the sound eliminating part 8, the frequency spectrum of jet noise is shifted to high frequency or ultrahigh frequency, and audible sound components in the frequency spectrum are obviously reduced; meanwhile, the gas is in contact with the inner shell 5, heat is transferred from the inner shell 5 to the cooling water, the temperature of the gas is reduced, water vapor in the gas is condensed into liquid water, and the humidity in the silencer is increased.
In other embodiments, the sound deadening portion 8 may be provided in one of a cylindrical structure or a polygonal prism structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A refrigeration type muffler for an engine comprises an outer shell (1), wherein the outer shell (1) comprises side plates (2) arranged on two sides and a cover plate (3) arranged on the upper part; the method is characterized in that: the utility model discloses a silencer, including shell body (1), shell body (1) inside is provided with interior casing (5), be provided with the cavity between shell body (1) and interior casing (5), interior casing (5) inside is provided with noise elimination portion (8), noise elimination portion (8) both sides are provided with outlet duct (7), noise elimination portion (8) upper portion is provided with intake pipe (6).
2. The refrigerated muffler of claim 1, wherein: inside upper portion is provided with water injection pipe (4), apron (3) are passed in water injection pipe (4), the upper end of water injection pipe (4) stretches out to the top of apron (3), the lower extreme of water injection pipe (4) stretches into inside the cavity, the cavity is inside to be filled with water.
3. The refrigerated muffler of claim 1, wherein: the upper end of the air inlet pipe (6) extends to the upper part of the cover plate (3), and the lower end of the air inlet pipe (6) is connected with the noise elimination part (8); one end of the air outlet pipe (7) extends out of the outer side of the side plate (2), and the other end of the air outlet pipe (7) is connected with the sound eliminating part (8).
4. The refrigerated muffler of claim 1, wherein: the noise elimination part (8) is of a rectangular structure consisting of six rectangular micro-porous plates (10).
5. The refrigerated muffler of claim 4, wherein: the thickness of the micropore plate (10) is set to be 1 mm.
6. The refrigerated muffler of claim 5, wherein: the micropore plate (10) is provided with a plurality of micropores, and the diameters of the micropores are set to be 2 mm.
7. The refrigerated muffler of claim 4, wherein: the sound eliminating part (8) is fixedly connected with the inner side of the inner shell (5).
8. The refrigerated muffler of claim 1, wherein: the shell body (1) is provided with a plurality of connectors (9) used for fixing the shell body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921208768.2U CN210217884U (en) | 2019-07-30 | 2019-07-30 | Refrigeration formula silencer for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921208768.2U CN210217884U (en) | 2019-07-30 | 2019-07-30 | Refrigeration formula silencer for engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210217884U true CN210217884U (en) | 2020-03-31 |
Family
ID=69918616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921208768.2U Active CN210217884U (en) | 2019-07-30 | 2019-07-30 | Refrigeration formula silencer for engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210217884U (en) |
-
2019
- 2019-07-30 CN CN201921208768.2U patent/CN210217884U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Refrigerated muffler for engine Effective date of registration: 20221229 Granted publication date: 20200331 Pledgee: Jining Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG SUPERWATT POWER EQUIPMENT Co.,Ltd. Registration number: Y2022980028558 |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 272000 south of national highway 327, huangtun Town, high tech Zone, Jining City, Shandong Province (D1 and D4 workshops of Jining equipment industry base) Patentee after: Saiwate (Shandong) Power Technology Co.,Ltd. Address before: 272104 south of national highway 327, huangtun Town, high tech Zone, Jining City, Shandong Province (D1 and D4 workshops of Jining equipment industry base) Patentee before: SHANDONG SUPERWATT POWER EQUIPMENT Co.,Ltd. |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231206 Granted publication date: 20200331 Pledgee: Jining Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG SUPERWATT POWER EQUIPMENT Co.,Ltd. Registration number: Y2022980028558 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A refrigeration type muffler for engines Effective date of registration: 20231219 Granted publication date: 20200331 Pledgee: Jining Rural Commercial Bank Co.,Ltd. Pledgor: Saiwate (Shandong) Power Technology Co.,Ltd. Registration number: Y2023980072659 |