CN207212542U - A kind of broadband muffler structure - Google Patents
A kind of broadband muffler structure Download PDFInfo
- Publication number
- CN207212542U CN207212542U CN201721074666.7U CN201721074666U CN207212542U CN 207212542 U CN207212542 U CN 207212542U CN 201721074666 U CN201721074666 U CN 201721074666U CN 207212542 U CN207212542 U CN 207212542U
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- shell body
- inlet end
- outlet side
- radius
- axis
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Abstract
A kind of broadband muffler structure, it includes：The outlet side shell body and inlet end shell body of interconnection, and the two internal inner tube is arranged in, wherein：The axis of the outlet side shell body is linear, and the axis of the inlet end shell body is curved；Said inner tube includes：Straight line portion positioned at the inside of the outlet side shell body, with positioned at the curved section part of the inside of the inlet end shell body, the outer end of the curved portion and the step surface on the inwall of the inlet end shell body lean spacing contact, and the surface layout of the curved section part has multiple holes, it is small to space requirement, arrangement is convenient, feasible process, can provide booster noise optimization more selections and measure.
Description
Technical field
The utility model is on a kind of broadband muffler structure.
Background technology
As automobile industry grows stronger day by day, vehicle kind is increasingly come more.In order to tackle more strict discharge and oil consumption
Standard requirement, engine charge turbocharging technology is increasingly widely used and all types of family expenses small displacement gasoline vehicles
On, it is most widely exhaust-driven turbo-charger exhaust-gas turbo charger technology to use at present.
Exhaust-driven turbo-charger exhaust-gas turbo charger is in normal work, because turbo blade rotating speed is very high, when matching unreasonable, easily
Cause gas handling system high-frequency noise occur, influence the driver comfort of vehicle, particularly at high speeds.
Existing broadband muffler is generally straight tube assembling structure, and shell body has isometrical and variable-diameter structure, according to cavity size
Design, cavity size determine according to soundproof effect demand again.Because required precision is high, internal structure is complicated and material limitation, it is led
The arrangement difficulty of cause broadband muffler is larger, and the requirement to space and position is very high.
Utility model content
The purpose of this utility model is：Transportation problem before and after fast and safely solving, avoids fork truck can not because of narrow space
The problem of into transport, mobility difference, and operating efficiency is greatly improved, it can be obtained directly for the transportation problem of small space
Improve.
To realize above-mentioned technical purpose, the utility model provides a kind of broadband muffler structure, and it includes：It is connected with each other
Outlet side shell body and inlet end shell body, and the two internal inner tube is arranged in, wherein：The axis of the outlet side shell body
Linearly, the axis of the inlet end shell body is curved；Said inner tube includes：Positioned at the inside of the outlet side shell body
Straight line portion, and positioned at the curved section part of the inside of the inlet end shell body, the outer end of the curved portion with it is described enter
Step surface on the inwall of gas end housing body leans spacing contact, and the surface layout of the curved section part has multiple holes.
As a further improvement, the dividing plate radially extended, the dividing plate difference are there also is provided on the outer wall of said inner tube
Leant with the step surface on the inwall of the outlet side shell body and the inlet end shell body and spacing contact and be fixedly connected
Between the outlet side shell body and the inlet end shell body.
As a further improvement, welded fixation connects between the outlet side shell body and the inlet end shell body
Connect.
As a further improvement, there is welding in the junction of the outlet side shell body and the inlet end shell body
Connecting end surface.
As a further improvement, the axis of the inlet end shell body and the axis of said inner tube are along same rotation
The heart simultaneously has the same anglec of rotation.
As a further improvement, the axis of the inlet end shell body and the axis of said inner tube are respectively provided with same rotation
Radius.
As a further improvement, the radius of turn of the axis of said inner tube is to wait radius, the inlet end shell body
The radius of turn of axis is change radius.
As a further improvement, it is described to become radius to become larger radius or being to taper into radius.
As a further improvement, the outer end portion of the outlet side shell body and the inlet end shell body is respectively provided with directly
Line linkage section.
As a further improvement, the outlet side shell body and the inlet end shell body be through injection moulding integrated molding,
And it there also is provided booster air hatch on the outlet side shell body.
The utility model provides a kind of bend pipe broadband muffler structure of certain radius of turn, and it includes the fixed rotation half of band
The inner tube of the shell in footpath and same radius of turn, the broadband muffler of one section of bend pipe structure is formed by the combination of interior pipe shell,
Small to space requirement, arrangement is convenient, feasible process, can provide booster noise optimization more selections and measure.
Brief description of the drawings
Fig. 1 is the utility model schematic appearance；
Fig. 2 is the utility model structure diagram；With
Fig. 3 is inner tube schematic diagram.
Reference：Outlet side shell body 1, inlet end shell body 2, inner tube 3, straight line portion 4, curved section part 5, welding
Connecting end surface 6, hole 7, dividing plate 8, straight line linkage section 9, booster air hatch 10.
Embodiment
As shown in Figures 1 to 3, the utility model provides a kind of broadband muffler structure, and it includes：The outlet side of interconnection
Shell body 1 and inlet end shell body 2, and the two internal inner tube 3 is arranged in, wherein：The axis of the outlet side shell body 1 is in
Straight line, the axis of the inlet end shell body 2 are curved；Said inner tube 3 includes：Positioned at the inside of the outlet side shell body 1
Straight line portion 4, and positioned at the curved section part 5 of the inside of the inlet end shell body 2, the outer end of the curved portion 5 with
Step surface on the inwall of the inlet end shell body 2 leans spacing contact, and the surface layout of the curved section part 5 has
Multiple holes 7.
As a further improvement, the dividing plate 8 radially extended is there also is provided on the outer wall of said inner tube 3, the dividing plate 8 divides
Do not lean spacing contact and fixation with the step surface on the inwall of the outlet side shell body 1 and the inlet end shell body 2
It is connected between the outlet side shell body 1 and the inlet end shell body 2.
As a further improvement, welded fixation connects between the outlet side shell body 1 and the inlet end shell body 2
Connect.
As a further improvement, there is weldering in the junction of the outlet side shell body 1 and the inlet end shell body 2
Contact surface 6 in succession.
As a further improvement, the axis of the inlet end shell body 2 and the axis of said inner tube 3 are along same rotation
Center simultaneously has the same anglec of rotation.
As a further improvement, the axis of the inlet end shell body 2 and the axis of said inner tube 3 are respectively provided with same rotation
Turn radius.
As a further improvement, the radius of turn of the axis of said inner tube 3 is to wait radius, the inlet end shell body 2
Axis radius of turn for become radius.
As a further improvement, it is described to become radius to become larger radius or being to taper into radius.
As a further improvement, the outer end portion of the outlet side shell body 1 and the inlet end shell body 2 is respectively provided with
Straight line linkage section 9.
As a further improvement, the outlet side shell body 1 and the inlet end shell body 2 through integrated through injection molding into
Type, and there also is provided booster air hatch 10 on the outlet side shell body 1.
The utility model provides a kind of solution for solving non-straight line segment pipeline arrangement broadband muffler so that wideband disappears
Sound device arrangement is more comprehensively more effective, avoids the unfavorable factor of arrangement space etc. and causes the increase of booster noise optimization difficulty.It is logical
The bend pipe broadband muffler structure that a kind of certain radius of turn is provided is crossed, it includes the shell with fixed radius of turn and same rotation
Turn the inner tube of radius, the broadband muffler of one section of bend pipe structure is formed by the combination of interior pipe shell, arrangement small to space requirement
It is convenient, feasible process, more selections and measure can be provided booster noise optimization.
In embodiment of the present utility model, there is provided a kind of bend pipe broadband muffler structure of certain radius of turn, wherein
Broadband muffler is made up of inner tube structure and outer shell construction；Inner tube structure is molded with outer shell construction using Shooting Technique,
Ensure parts precision and the uniformity of soundproof effect；Preferably, inner tube structure and outer shell construction are a kind of circular tube structure, its
Axis is to prolong same pivot, same radius of turn, the circular arc line of the same anglec of rotation, and dividing plate and hole etc. are disposed with inner tube
Structure.
In the embodiment shown in fig. 1, shell includes air inlet end housing body 2 and outlet side shell body 1, and booster takes
Gas port 10, it can require to design according to booster, the injection molding together with outlet end housing 1 of booster air hatch 10.
As shown in Fig. 2 outlet side shell body 1 and inlet end shell body 2 are being welded to connect at end face 6 by hot plate welding or rubbed
Wipe Welding to weld together, before welding, inner tube 3 is placed in inlet end shell body 2, need to move towards during placement to revolve according to bend pipe
Relay into being inserted by track outside pivot and radius.
After outlet side shell body 1 and inlet end shell body 2 weld, inner tube 3 is fixed on shell by the way that the step at both ends is spacing
In vivo.Inlet end shell body 2 and the bent tube section of inner tube 3 be have same pivot, radius of turn track centered on shape
Into circular tube structure.Preferably, pipe radius is set according to actual design, and radius is because gradually or step by step becoming big or diminishing.Fig. 2
Middle inner tube radius is consistent, and shell radius reduces step by step.Outlet side shell body 1 and inlet end shell body 2 have the segment length to be
30mm or so straight line linkage section 9, for connecting induction system line.
As shown in figure 3, inner tube 3 includes straight line portion 4 and curved section part 5.When inner tube makes, sizing material injection and pre- is completed
After cooling, first, plug outwards rotates depanning, after plug completes depanning, upper and lower outer mold separation, takes out exemplar, it is unnecessary to remove
Injecting glue material residue and the shaping for completing inner tube.The molding mode of bend pipe shell body and inner tube are basically identical.
The utility model is a kind of bend pipe broadband muffler structure of certain radius of turn, and it includes the fixed radius of turn of band
Shell and same radius of turn inner tube, pass through interior pipe shell combination formed one section of bend pipe structure broadband muffler.Cause
Induction system line is made up of straight tube and bend pipe substantially, thus the utility model provide the arrangement another kind of broadband muffler can
Row so that the arrangement requirement of broadband muffler is lower, more can Development Finance various kinds broadband muffler, it is small to space requirement,
Arrangement is convenient, feasible process, can provide booster noise optimization more selections and measure.
It should be appreciated that the utility model scope of the claimed is not limited to non-limiting embodiments, it should be understood that non-limiting reality
Scheme is applied to illustrate as just example.The desired substantive protection domain of the application is more embodied in independent claims
The scope of offer, and its dependent claims.
Claims (10)
1. a kind of broadband muffler structure, it includes：The outlet side shell body and inlet end shell body of interconnection, and be arranged in
The two internal inner tube, it is characterised in that：
The axis of the outlet side shell body is linear, and the axis of the inlet end shell body is curved；
Said inner tube includes：Straight line portion positioned at the inside of the outlet side shell body, and positioned at the inlet end shell body
Inside curved section part, the outer end of the curved portion leans with the step surface on the inwall of the inlet end shell body
Spacing contact, and the surface layout of the curved section part has multiple holes.
A kind of 2. broadband muffler structure as claimed in claim 1, it is characterised in that：It there also is provided on the outer wall of said inner tube
The dividing plate radially extended, the dividing plate respectively with the step on the inwall of the outlet side shell body and the inlet end shell body
Face lean it is spacing contact and be fixedly connected between the outlet side shell body and the inlet end shell body.
A kind of 3. broadband muffler structure as claimed in claim 2, it is characterised in that：The outlet side shell body and it is described enter
It is welded between gas end housing body to be fixedly connected.
A kind of 4. broadband muffler structure as claimed in claim 3, it is characterised in that：In the outlet side shell body and described
The junction of inlet end shell body, which has, is welded to connect end face.
A kind of 5. broadband muffler structure as claimed in claim 4, it is characterised in that：The axis of the inlet end shell body and
The axis of said inner tube along same pivot and has the same anglec of rotation.
A kind of 6. broadband muffler structure as claimed in claim 5, it is characterised in that：The axis of the inlet end shell body and
The axis of said inner tube is respectively provided with same radius of turn.
A kind of 7. broadband muffler structure as claimed in claim 5, it is characterised in that：The radius of turn of the axis of said inner tube
To wait radius, the radius of turn of the axis of the inlet end shell body is change radius.
A kind of 8. broadband muffler structure as claimed in claim 7, it is characterised in that：It is described to become radius to become larger radius
Or to taper into radius.
A kind of 9. broadband muffler structure as claimed in claim 4, it is characterised in that：The outlet side shell body and it is described enter
The outer end portion of gas end housing body is respectively provided with straight line linkage section.
A kind of 10. broadband muffler structure as claimed in claim 9, it is characterised in that：The outlet side shell body and described
Inlet end shell body is through injection moulding integrated molding, and there also is provided booster air hatch on the outlet side shell body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721074666.7U CN207212542U (en) | 2017-08-25 | 2017-08-25 | A kind of broadband muffler structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721074666.7U CN207212542U (en) | 2017-08-25 | 2017-08-25 | A kind of broadband muffler structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207212542U true CN207212542U (en) | 2018-04-10 |
Family
ID=61816916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721074666.7U Expired - Fee Related CN207212542U (en) | 2017-08-25 | 2017-08-25 | A kind of broadband muffler structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207212542U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110651114A (en) * | 2017-05-22 | 2020-01-03 | 曼·胡默尔有限公司 | Muffler for reducing gas noise in the intake system of an internal combustion engine and method for producing such a muffler |
| CN111287873A (en) * | 2020-02-09 | 2020-06-16 | 吉利汽车研究院（宁波）有限公司 | Silencer |
-
2017
- 2017-08-25 CN CN201721074666.7U patent/CN207212542U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110651114A (en) * | 2017-05-22 | 2020-01-03 | 曼·胡默尔有限公司 | Muffler for reducing gas noise in the intake system of an internal combustion engine and method for producing such a muffler |
| CN110651114B (en) * | 2017-05-22 | 2022-09-09 | 曼·胡默尔有限公司 | Muffler for reducing gas noise in the intake system of an internal combustion engine and method for producing such a muffler |
| CN111287873A (en) * | 2020-02-09 | 2020-06-16 | 吉利汽车研究院（宁波）有限公司 | Silencer |
| CN111287873B (en) * | 2020-02-09 | 2021-04-16 | 吉利汽车研究院（宁波）有限公司 | Silencer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20200825 |