CN208348736U - A kind of corrugated connecting tube - Google Patents
A kind of corrugated connecting tube Download PDFInfo
- Publication number
- CN208348736U CN208348736U CN201820775212.0U CN201820775212U CN208348736U CN 208348736 U CN208348736 U CN 208348736U CN 201820775212 U CN201820775212 U CN 201820775212U CN 208348736 U CN208348736 U CN 208348736U
- Authority
- CN
- China
- Prior art keywords
- connection part
- bellows segment
- corrugated connecting
- connecting tube
- outer tube
- 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.)
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Abstract
This application provides a kind of corrugated connecting tubes, wherein, the outer tube member for including: interior pipe fitting and being arranged on the outside of said inner tube part, cavity is formed between said inner tube part and the outer tube member, said inner tube part includes sequentially connected left connection part, left bellows segment, cylindrical section, right bellows segment and right connection part, the left connection part, left bellows segment, cylindrical section, there is the inner flow passage being mutually communicated inside right bellows segment and right connection part, pass through several connection rib connections between the left connection part and the outer tube member, pass through several connection rib connections between the right connection part and the outer tube member.Corrugated connecting tube provided by the present application has to mitigate and manages the technical effect that interior gas impact generates vibration and noise.
Description
Technical field
The utility model relates to connecting tube technical fields, more particularly to a kind of corrugated connecting tube.
Background technique
Corrugated connecting tube plays vital work as component part important in exhaust system in exhaust system
With being shaken since the impact of air-flow will lead to corrugated connecting tube, generate noise, therefore affect using effect.
Utility model content
The purpose of the utility model is to provide a kind of corrugated connecting tubes, and there is mitigation to manage interior gas impact and generate and shake and make an uproar
The effect of sound.
In order to solve the above technical problems, the utility model provides the following technical solutions:
A kind of corrugated connecting tube, wherein include: interior pipe fitting and the outer tube member that is arranged on the outside of said inner tube part, it is described in
Cavity is formed between pipe fitting and the outer tube member, said inner tube part includes sequentially connected left connection part, left bellows segment, cylinder
Section, right bellows segment and right connection part, the left connection part, left bellows segment, cylindrical section, right bellows segment and right connection part inside have
The inner flow passage being mutually communicated passes through several connection rib connections, the right connection between the left connection part and the outer tube member
Pass through several connection rib connections between section and the outer tube member.
Further, the right bellows segment includes the primary peak, trough and secondary peak set gradually, the first wave
Peak is identical with the height of the secondary peak.
Further, the primary peak, trough and secondary peak are in arc-shaped.
Further, left bellows segment is identical with the structure of the right bellows segment.
Further, the equal wall thickness of the left connection part, left bellows segment, cylindrical section, right bellows segment and right connection part is identical.
Further, the internal diameter of the cylindrical section is identical as the wave trough position internal diameter of the right bellows segment.
Further, there is external screw thread on the periphery of the left connection part.
Further, there is external screw thread on the periphery of the right connection part.
It can be seen from above-mentioned technical proposal the utility model has the following beneficial effects:
1. since the utility model is by being arranged outer tube member in the outside of interior pipe fitting, in said inner tube part and the outer tube member
Between form cavity so that corrugated connecting tube provided by the utility model is provided with the effect of good silencing and damping.
2. due to the connecting cylinder section between the left bellows segment and the right bellows segment, can to avoid corrugated connecting tube by
The abrasion and deformation at the biggish intermediate position of power guarantee sealing effect, prolong the service life.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the schematic diagram of the section structure of the interior pipe fitting of the utility model.
Fig. 3 is the left view of the utility model.
Description of symbols: left connection part -1, external screw thread -11, left bellows segment -2, cylindrical section -3, right bellows segment -4, first
Wave crest -41, trough -42, secondary peak -43, First Transition segmental arc -44, the second transition segmental arc -45, right connection part -5, outer tube
Part -6, connection rib -61, cavity -7, inner flow passage -8.
Specific embodiment
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
The application is described further below with reference to Fig. 1 to Fig. 3, a kind of corrugated connecting tube as shown in Figure 1, comprising:
Interior pipe fitting and the outer tube member 6 being arranged on the outside of said inner tube part form cavity 7, institute between said inner tube part and the outer tube member 6
Stating interior pipe fitting includes sequentially connected left connection part 1, left bellows segment 2, cylindrical section 3, right bellows segment 4 and right connection part 5, the left side
There is the inner flow passage 8 being mutually communicated inside linkage section 1, left bellows segment 2, cylindrical section 3, right bellows segment 4 and right connection part 5, it is described
Connected between left connection part 1 and the outer tube member 6 by several connection ribs 61, the right connection part 5 and the outer tube member 6 it
Between pass through several connection ribs 61 connect.
Specifically, as shown in figure 3, there is 4 weeks along the left connection part 1 between left connection part 1 and the outer tube member 6
To equally distributed connection rib 61, also with 4 along the right connection part 5 between the right connection part 5 and the outer tube member 6
Circumferential equally distributed connection rib 61.
There is the gap penetrated through with the cavity 7 between two neighboring connection rib 61, the utility model passes through in interior pipe fitting
Outside be arranged outer tube member 6, between said inner tube part and the outer tube member 6 formed cavity 7 so that provided by the utility model
Corrugated connecting tube is provided with the effect of good silencing and damping.
As shown in Fig. 2, left bellows segment 2 is identical with the structure of the right bellows segment 4, the right bellows segment 4 includes successively setting
Primary peak 41, trough 42 and the secondary peak 43 set, the primary peak 41 is identical with the height of the secondary peak 43, has
Conducive to preventing the right bellows segment 4 from sharp noise occurs under the action of vibration and impact.
Specifically, the primary peak 41, trough 42 and secondary peak 43 are in arc-shaped, the circle of the primary peak 41
The arc radius of arc, the circular arc of the trough 42 and the secondary peak 43 is all the same.
In order to avoid in the right bellows segment 4, there is a situation where stress to concentrate with 3 junction of cylindrical section, on the right side
The left side of bellows segment 4 and the junction of the cylindrical section 3 are provided with First Transition segmental arc 44；In order to avoid in the right bellows segment
4, which occur stress with 5 junction of right connection part, concentrates, in the company of the secondary peak 43 and the right connection part 5
The place of connecing is provided with the second transition segmental arc 45.
The left connection part 1, left bellows segment 2, cylindrical section 3, right bellows segment 4 are identical with the equal wall thickness of right connection part 5, described
Left connection part 1, left bellows segment 2, cylindrical section 3, right bellows segment 4 and right connection part 5 are an integral structure, and ensure that leakproofness.
The internal diameter of the cylindrical section 3 is identical as the 42 position internal diameter of trough of the right bellows segment 4, by the left ripple
Connecting cylinder section 3 between section 2 and the right bellows segment 4, can be to avoid the abrasion at the biggish intermediate position of corrugated connecting tube stress
And deformation, guarantee sealing effect, prolongs the service life.
As shown in Fig. 2, having external screw thread 11 on the periphery of the left connection part 1, have on the periphery of the right connection part 5
External screw thread 11 can be facilitated by nut and be installed and fixed the corrugated connecting tube, and the ripple after installation fixes connects
Guan Zhong, gas or liquid are flowed through from the inner flow passage 8, and the outer tube member 6 plays the silencing and damping work to said inner tube part
With alleviating noise and vibration caused by the impact of the gas flowed through in the inner flow passage 8 or the internal pipe fitting of liquid.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of corrugated connecting tube characterized by comprising interior pipe fitting and the outer tube member being arranged on the outside of said inner tube part (6),
Between said inner tube part and the outer tube member (6) formed cavity (7), said inner tube part include sequentially connected left connection part (1),
Left bellows segment (2), cylindrical section (3), right bellows segment (4) and right connection part (5), the left connection part (1), left bellows segment (2), circle
There is the inner flow passage (8) being mutually communicated inside shell of column (3), right bellows segment (4) and right connection part (5), the left connection part (1) and
By several connection rib (61) connections between the outer tube member (6), between the right connection part (5) and the outer tube member (6)
Pass through several connection rib (61) connections.
2. corrugated connecting tube according to claim 1, which is characterized in that the right bellows segment (4) includes setting gradually
Primary peak (41), trough (42) and secondary peak (43), the height of the primary peak (41) and the secondary peak (43)
It is identical.
3. corrugated connecting tube according to claim 2, which is characterized in that the primary peak (41), trough (42) and
Two wave crests (43) are in arc-shaped.
4. corrugated connecting tube according to claim 2, which is characterized in that left bellows segment (2) and the right bellows segment (4)
Structure it is identical.
5. corrugated connecting tube according to claim 1, which is characterized in that the left connection part (1), left bellows segment (2), circle
Shell of column (3), right bellows segment (4) are identical with the equal wall thickness of right connection part (5).
6. corrugated connecting tube according to claim 2, which is characterized in that the internal diameter and the right wave of the cylindrical section (3)
Trough (42) position internal diameter of line section (4) is identical.
7. corrugated connecting tube according to claim 1, which is characterized in that have on the periphery of the left connection part (1) outer
Screw thread (11).
8. corrugated connecting tube according to claim 1, which is characterized in that have on the periphery of the right connection part (5) outer
Screw thread (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820775212.0U CN208348736U (en) | 2018-05-23 | 2018-05-23 | A kind of corrugated connecting tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820775212.0U CN208348736U (en) | 2018-05-23 | 2018-05-23 | A kind of corrugated connecting tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208348736U true CN208348736U (en) | 2019-01-08 |
Family
ID=64890374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820775212.0U Active CN208348736U (en) | 2018-05-23 | 2018-05-23 | A kind of corrugated connecting tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208348736U (en) |
-
2018
- 2018-05-23 CN CN201820775212.0U patent/CN208348736U/en active Active
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| GR01 | Patent grant |