CN214698122U - Vibration/noise reduction rubber air inlet pipe for automobile generator air inlet system - Google Patents
Vibration/noise reduction rubber air inlet pipe for automobile generator air inlet system Download PDFInfo
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- CN214698122U CN214698122U CN202120475114.7U CN202120475114U CN214698122U CN 214698122 U CN214698122 U CN 214698122U CN 202120475114 U CN202120475114 U CN 202120475114U CN 214698122 U CN214698122 U CN 214698122U
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Abstract
The utility model provides a vibration/noise reduction rubber intake pipe for automobile power generation machine air intake system, including the rubber body, the rubber body is including the first pipeline section, second pipeline section, the third pipeline section that connect gradually, and the second pipeline section is provided with 4-6 ripples for bellows and second pipeline section. The utility model discloses use the elastomer material satisfying the pipeline transmission air prerequisite to choose for use the better semi-circular cross-section ripple of flexibility, strengthen whole air intake system flexonics, utilize inherent elastic characteristic to filter the pipeline vibration, reduce the air intake system noise.
Description
Technical Field
The utility model relates to an automobile power generation machine air intake system technical field especially relates to an automobile power generation machine is damping and noise reduction rubber intake pipe for air intake system.
Background
An engine intake system generally refers to a collection of components that introduce air or a mixture of gases into the cylinders of an engine. However, no matter in the field of traditional engines or hybrid power, the air inlet pipe of the engine air inlet system is formed by plastic injection, so that vibration and noise are generated necessarily during normal operation, the working efficiency of the air inlet pipe is reduced indirectly, the service life of the air inlet pipe is influenced to a certain extent, and the air inlet pipe is inconvenient to popularize and use.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that exists among the background art, the utility model provides a vibration/noise reduction rubber intake pipe for automobile power generation machine air intake system.
The utility model provides a vibration/noise reduction rubber intake pipe for automobile power generation machine air intake system, including the rubber body, the rubber body is including the first pipeline section, second pipeline section, the third pipeline section that connect gradually, and the second pipeline section is provided with 4-6 ripples for bellows and second pipeline section.
Preferably, the corrugation pitch of the second tube section is 2.5-3.5 mm.
Preferably, the wall thickness of the second tube section is 2-3 mm.
Preferably, the corrugations of the second tube section have a semi-circular cross-section.
Preferably, the first pipe section, the second pipe section and the third pipe section are integrally formed by rubber.
Preferably, one end of the first pipe section, which is far away from the second pipe section, is provided with a connector, and a plurality of first reinforcing ribs are distributed on the first pipe section.
Preferably, the first pipe section is connected with a connecting pipe, and the connecting pipe is provided with internal threads.
Preferably, the inner wall of one end of the third pipe section, which is far away from the second pipe section, is provided with internal threads, a plurality of protrusions are distributed outside the end, and a plurality of second reinforcing ribs are distributed on the third pipe section.
The utility model provides a pair of automobile power generation machine is vibration/noise reduction rubber intake pipe for air intake system chooses hardness 60-80 shao A rubber materials for use, moulds plastics the intake pipe more to change into rubber material, uses the elastomer material satisfying pipeline transmission air prerequisite to choose for use the better semi-circular cross-section ripple of flexibility, strengthen whole air intake system flexonics, utilize inherent elastic characteristic to filter the pipeline vibration, reduce the air intake system noise.
Drawings
Fig. 1 is the utility model provides a structural schematic diagram of vibration/noise reduction rubber intake pipe for automobile power generation machine air intake system.
Detailed Description
Referring to fig. 1, the utility model provides a vibration/noise reduction rubber intake pipe for automobile power generation machine air intake system includes rubber body 1, wherein:
the rubber pipe body 1 comprises a first pipe section 11, a second pipe section 12 and a third pipe section 13 which are sequentially connected, wherein the first pipe section 11, the second pipe section 12 and the third pipe section 13 are integrally formed by rubber.
The utility model selects the rubber material with 60-80 shore A hardness, changes the plastic injection molding air inlet pipe into the rubber material, exerts the high elasticity of the rubber, absorbs the vibration transmitted by each vibration source, reduces the transmission of the vibration, and ensures that each connecting part forms a good sealing condition; the air inlet system is made of elastomer materials on the premise of meeting the requirement of pipeline air transmission, the semi-circular section corrugation with better flexibility is selected, the flexible connection of the whole air inlet system is enhanced, the pipeline vibration is filtered by utilizing the inherent elastic characteristic, and the noise of the air inlet system is reduced.
In this embodiment, the second pipe section 12 is a corrugated pipe, and the second pipe section 12 is provided with 4 to 6 corrugations with semicircular cross sections, preferably 6 corrugations, and the fillet of the inner surface and the outer surface of the semicircular corrugation is excessive, so that better flexibility is achieved, and pipeline vibration is reduced. The ripple interval of second pipeline section 12 is 2.5-3.5mm, and the wall thickness of second pipeline section 12 is 2-3mm for the ripple both ends vibration is more fully offset to the intake pipe, the utility model discloses the intake pipe wall thickness is thicker than the plastics intake pipe of moulding plastics, keeps apart inside the intake pipe body with partial sound wave transmission, reduces external noise.
In the specific embodiment, a connector 111 is disposed at an end of the first pipe segment 11 away from the second pipe segment 12, and a plurality of first reinforcing ribs 112 are distributed on the first pipe segment 11. The first pipe section 11 is connected with a connecting pipe 113, and the connecting pipe 113 is provided with internal threads. The air inlet pipe is convenient to be connected with other parts of the air inlet system.
In a specific embodiment, the inner wall of the end of the third pipe section 13 away from the second pipe section 12 is provided with an internal thread and the end is distributed with a plurality of protrusions 131, and the third pipe section 13 is distributed with a plurality of second reinforcing ribs 132. The air inlet pipe is convenient to be connected with other parts of the air inlet system.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The damping and noise-reducing rubber air inlet pipe for the air inlet system of the automobile generator is characterized by comprising a rubber pipe body (1), wherein the rubber pipe body (1) comprises a first pipe section (11), a second pipe section (12) and a third pipe section (13) which are sequentially connected, the second pipe section (12) is a corrugated pipe, and 4-6 corrugations are arranged on the second pipe section (12).
2. The vibration and noise reduction rubber air inlet pipe for the air inlet system of the automobile generator is characterized in that the corrugation pitch of the second pipe section (12) is 2.5-3.5 mm.
3. The vibration and noise reduction rubber air inlet pipe for the air inlet system of the automobile generator is characterized in that the wall thickness of the second pipe section (12) is 2-3 mm.
4. The automobile generator air intake system shock absorption and noise reduction rubber air intake pipe as recited in any one of claims 1 to 3, wherein the corrugations of the second pipe section (12) have a semicircular cross section.
5. The vibration-damping and noise-reducing rubber air inlet pipe for the air inlet system of the automobile generator is characterized in that the first pipe section (11), the second pipe section (12) and the third pipe section (13) are integrally formed by rubber.
6. The vibration-damping and noise-reducing rubber air inlet pipe for the air inlet system of the automobile generator is characterized in that one end, away from the second pipe section (12), of the first pipe section (11) is provided with a connector (111), and a plurality of first reinforcing ribs (112) are distributed on the first pipe section (11).
7. The vibration and noise reduction rubber air inlet pipe for the air inlet system of the automobile generator is characterized in that a connecting pipe (113) is connected to the first pipe section (11), and the connecting pipe (113) is provided with an internal thread.
8. The automobile generator air intake system shock absorption and noise reduction rubber air intake pipe as claimed in any one of claims 1 to 3, wherein an inner wall of one end of the third pipe section (13) far away from the second pipe section (12) is provided with an internal thread, a plurality of protrusions (131) are distributed outside the end, and a plurality of second reinforcing ribs (132) are distributed on the third pipe section (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120475114.7U CN214698122U (en) | 2021-03-05 | 2021-03-05 | Vibration/noise reduction rubber air inlet pipe for automobile generator air inlet system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120475114.7U CN214698122U (en) | 2021-03-05 | 2021-03-05 | Vibration/noise reduction rubber air inlet pipe for automobile generator air inlet system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214698122U true CN214698122U (en) | 2021-11-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120475114.7U Active CN214698122U (en) | 2021-03-05 | 2021-03-05 | Vibration/noise reduction rubber air inlet pipe for automobile generator air inlet system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214698122U (en) |
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2021
- 2021-03-05 CN CN202120475114.7U patent/CN214698122U/en active Active
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