CN203756298U - Tail pipe for automobile exhaust pipe - Google Patents
Tail pipe for automobile exhaust pipe Download PDFInfo
- Publication number
- CN203756298U CN203756298U CN201420050309.7U CN201420050309U CN203756298U CN 203756298 U CN203756298 U CN 203756298U CN 201420050309 U CN201420050309 U CN 201420050309U CN 203756298 U CN203756298 U CN 203756298U
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- China
- Prior art keywords
- pipe
- spring sheet
- tail
- tail pipe
- self
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- Expired - Fee Related
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Abstract
The utility model relates to a tail pipe for an automobile exhaust pipe. The tail pipe comprises a pipe body, a plurality of clamping spring sheets and a plurality of self-locking spring sheets, wherein the pipe body is provided with an inlet end which sleeves the outer wall of the tail end of the exhaust pipe and an outlet end opposite to the inlet end; the clamping spring sheets are arranged on the inner wall of the pipe body; each clamping spring sheet is provided with a fixed portion which is fixed to the inner wall of the pipe body and a clamping portion which is pressed against the outer wall of the exhaust pipe; the self-locking spring sheets are arranged on the inner wall of the pipe body; each self-locking spring sheet is provided with a fixed portion which is fixed to the inner wall of the pipe body and a pressing portion which obliquely points to the outlet end of the pipe body; each pressing portion is pressed against the step of the sleeved exhaust pipe to prevent the inlet end from being deviated from the tail end of the exhaust pipe; each clamping portion is positioned in a first area of the inner wall of the pipe body; each pressing portion is positioned in the second area of the inner wall of the pipe body; the second area is closer to the inlet end of the pipe body than the first area.
Description
Technical field
The utility model relates to a kind of tail pipe, specifically, relates to a kind of tail pipe of automobile exhaust pipe.
Background technique
Automobile exhaust system arranges an outlet pipe, and its effect is that the tail gas that motor is produced exports in atmosphere.Because the outward appearance of the tail end of outlet pipe is generally simple straight tube, often moulded not in tune with automobile, therefore some automobile has been installed in addition the tail pipe of a decorating action on outlet pipe.
On current automobile, the mounting type of tail pipe has following several.
First kind of way is the mode that outlet pipe and tail pipe are taked welding.This mode make tail pipe must with vent systems one, when tail pipe damage or lose time, change tail pipe just become very inconvenient.
For head it off, technician takes to tighten up a screw or the way of riveting and the fixing mode of automobile rear bumper at tail pipe, but this tail pipe high expensive.
What adopt more at present is the third mode, and spring is set on tail pipe, is directly enclosed within exhaust tail tail end.Tail pipe relies on the elastic force of spring to be fixed on outlet pipe tail end.
Fig. 1-3 illustrate the structural representation of the tail pipe of the third mode.Fig. 1 is the stereogram of tail pipe, and Fig. 2 is the exploded view of tail pipe, and Fig. 3 is the stereogram of spring sheet.Shown in figure 1-3, tail pipe 10 comprises body 11, spring ring 12 and multiple garter spring sheet 13.Spring ring 12 is arranged on the inwall of body 11.Each garter spring sheet 13 is welded on spring ring 12.Garter spring sheet 13 comprises that fixing part 31, kink 32, card-tight part 33 and claw 34 form.In the time that tail pipe 10 is inserted in outlet pipe tail end, rely on the card-tight part 33 of each garter spring sheet 13 and elastic force that claw 34 provides to catch the outer wall of outlet pipe tail end, tail pipe 10 is fixed.
The third mode is installed more for convenience, and can reduce tail pipe cost.But the hidden danger that this mode exists aspect soundness does not gain attention always.Although in most cases, tail pipe can be fixed on outlet pipe, in automobile using process, is subject to after long-term vibration, and tail pipe still can become flexible.This becoming flexible may finally cause tail pipe deviate from and drop from outlet pipe tail end.Tail pipe nonautomotive critical component, it drops also can not cause user's attention.But the tail pipe dropping on road surface is great potential safety hazard for the vehicle of passing through, especially in the situation that running at high speed.
Industry is not yet noted the problem that the third means of fixation exists at present, does not also propose the scheme solving.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of tail pipe of automobile exhaust pipe, and it has preferably soundness.
The utility model is to solve the problems of the technologies described above the tail pipe that the technological scheme adopting is a kind of automobile exhaust pipe of proposition, comprises body, multiple garter spring sheet and multiple self-locking spring sheet.Body has the entrance point and the outlet end relative with this entrance point that are enclosed within outlet pipe tail end outer wall.Multiple garter spring sheets are arranged on the inwall of this body, and each garter spring sheet has the fixing part of the inwall that is fixed on body and for the card-tight part inconsistent with the outer wall of outlet pipe.Multiple self-locking spring sheets are arranged at the inwall of this body, each self-locking spring sheet has the supporting part of the outlet end that points to obliquely this body, the step that this supporting part is used for propping up the outlet pipe being inserted in is to stop this entrance point to deviate from this outlet pipe tail end, wherein this card-tight part is positioned at the first area of the inwall of this body, this supporting part is positioned at the second area of the inwall of this body, and this second area is than the entrance point of this more close this body in first area.
In an embodiment of the present utility model, each garter spring sheet has kink, and this kink connects this fixing part and this card-tight part.
In an embodiment of the present utility model, each garter spring sheet has claw, and this claw is located at the other end that this garter spring sheet is relative with this fixing part.
In an embodiment of the present utility model, this kink of each garter spring sheet and the intersection of this card-tight part have a depressed part.
In an embodiment of the present utility model, this card-tight part of each garter spring sheet and the intersection of this claw have a depressed part.
In an embodiment of the present utility model, the plurality of self-locking spring sheet is the inwall that is connected to this body.
In an embodiment of the present utility model, the plurality of self-locking spring sheet is the inwall that is integrally formed in this body.
In an embodiment of the present utility model, tail pipe also can comprise that one is arranged on the retainer ring of this inboard wall of tube body, and the fixing part of each garter spring sheet is fixed on this retainer ring.
In an embodiment of the present utility model, tail pipe also can comprise that one is arranged on the retainer ring of this inboard wall of tube body, and the fixing part of the fixing part of each garter spring sheet and each self-locking spring sheet is all fixed on this retainer ring.
In an embodiment of the present utility model, the sectional shape of this body is circular, oval or abnormity.
The utility model is owing to adopting above technological scheme, make it compared with prior art, owing to using self-locking spring sheet, be enclosed within after outlet pipe tail end at tail pipe, can stop the entrance point of tail pipe to be deviate from from outlet pipe tail end, thereby the loose or dislocation that can effectively prevent tail pipe is lost, and plays the function of self-locking tail pipe.
Brief description of the drawings
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent, below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, wherein:
Fig. 1 is a kind of stereogram of tail pipe of existing outlet pipe.
Fig. 2 is the exploded view of tail pipe shown in Fig. 1.
Fig. 3 is the stereogram of the garter spring sheet of tail pipe shown in Fig. 1.
Fig. 4 is the stereogram of the tail pipe of the utility model one embodiment's outlet pipe.
Fig. 5 is an embodiment's of the garter spring sheet of tail pipe shown in Fig. 4 stereogram.
Fig. 6 is another embodiment's of the garter spring sheet of tail pipe shown in Fig. 4 stereogram.
Fig. 7 is the plan view of the self-locking spring sheet of tail pipe shown in Fig. 4.
Fig. 8 is the side view of the self-locking spring sheet of tail pipe shown in Fig. 4.
Fig. 9 is the original state figure that shown in Fig. 4, tail pipe is inserted in outlet pipe.
Figure 10 is the finishing stage figure that shown in Fig. 4, tail pipe is inserted in outlet pipe.
Figure 11 is the local I enlarged view of Fig. 9.
Figure 12 is the stereogram of the tail pipe of another embodiment's of the utility model outlet pipe.
Figure 13 is the stereogram of the tail pipe of the another embodiment's of the utility model outlet pipe.
Figure 14 is part block diagram embodiment illustrated in fig. 13.
Embodiment
Fig. 4 is the stereogram of the tail pipe of the utility model one embodiment's outlet pipe.Shown in figure 4, tail pipe 40 can comprise body 41, retainer ring 42, multiple garter spring sheet 43 and multiple self-locking spring sheet 44.
Body 41 has entrance point 41a and outlet end 41b.Entrance point 41a and outlet end 41b are open end.Entrance point 41a is used for being enclosed within the outer wall of outlet pipe tail end in the time that tail pipe is installed on outlet pipe.Outlet end 41b is relative with entrance point 41a, the tail gas from outlet pipe can be discharged to the external world.Body 41 moulded can be designed to meet decoration needs.The sectional shape of body 41 can be the shape such as circular, oval, special-shaped.
Retainer ring 42 is arranged on body 41 inwalls.For instance, 43 of each garter spring sheets are fixed on this retainer ring 42, thereby are arranged in a circle.The quantity of garter spring sheet 43 is preferably more than 3, to obtain good support force.These garter spring sheets 43 can be uniformly distributed on retainer ring 42, also can uneven distribution.Concrete distribution situation can adjust according to the shape of outlet pipe.Although the position of each garter spring sheet 43 shown in Fig. 4 on body 41 is axial is identical, be appreciated that the position of each garter spring sheet 43 on body 41 is axial can be different.In addition, the length of each garter spring sheet 43, width, shape etc. also can be different, and this can carry out adaptive design according to the shape of outlet pipe.
In another embodiment shown in Figure 12, also can omit retainer ring 42, each garter spring sheet 43 is directly fixed on the inwall of body 41.
Or, in another embodiment shown in Figure 13 and Figure 14, also the fixing part of garter spring sheet 43 and self-locking spring sheet 44 all can be fixed on retainer ring 42, then retainer ring 42 is fixed on the inwall of body 41.
Fig. 5 is an embodiment's of the garter spring sheet of tail pipe shown in Fig. 4 stereogram.Shown in figure 5, each garter spring sheet 43 has fixing part 43a, kink 43b, card-tight part 43c and claw 43d.Fixing part 43a and claw 43d lay respectively at the opposite end of garter spring sheet 43.Fixing part 43a is in order to be fixed on garter spring sheet 43 on the retainer ring 42 of body 41 inwalls.Kink 43b is connected and fixed the 43a of portion and card-tight part 43c.Card-tight part 43c is in the time that tail pipe is enclosed within outlet pipe tail end, inconsistent with the outer wall of outlet pipe tail end.Claw 43d can catch the outer wall of outlet pipe tail end, thereby coordinates with card-tight part 43, and grasp and support force are provided respectively.
Fig. 6 is another embodiment's of the garter spring sheet of tail pipe shown in Fig. 4 stereogram.Shown in figure 6, different from the sheet 43 of garter spring shown in Fig. 5, the garter spring sheet 43 of the present embodiment arranges depressed part 43e at the intersection of kink 43b and card-tight part 43c, to improve support force.Similarly, at the intersection of card-tight part 43c and claw 43d, depressed part 43f is also set, to improve grasp.
Multiple self-locking spring sheets 44 are also arranged at the inwall of body 41.The effect of self-locking spring sheet 44 is to be enclosed within after outlet pipe tail end at tail pipe 40, stops tail pipe 40 to be deviate from from outlet pipe.Fig. 7 is the plan view of the self-locking spring sheet of tail pipe shown in Fig. 4.Fig. 8 is the side view of the self-locking spring sheet of tail pipe shown in Fig. 4.Shown in figure 7 and Fig. 8, each self-locking spring sheet 44 has fixing part 44a and supporting part 44b.Fixing part 44a is used for self-locking spring sheet 44 to be fixed on the inwall of body 41.It is upper that supporting part 44b is connected to fixing part 44a, and point to obliquely the outlet end of body 41.On outlet pipe, installation surface is to the step of the outlet pipe head end relative with tail end.Supporting part 44b can prop up this step of outlet pipe and deviate from outlet pipe tail end with the entrance point 41a that stops this body 41.Each self-locking spring sheet 44 can be distributed on the inwall of body 41 by receive strength rationality, and operated by rotary motion has more than 3.
Position relationship between each garter spring sheet 43 and each self-locking spring sheet 44 is for example, and: card-tight part 43c, the claw 43d etc. of each garter spring sheet 43 plays and supports and the parts of promptly effect are arranged on the first area of the inwall of body 41, the supporting part 44b of each self-locking spring sheet 44 is arranged on the second area of the inwall of body 41, and wherein this second area is than the entrance point 41a of the more close body 41 in this first area.
In embodiment of the present utility model, the end of supporting part 44b, according to stressed needs, can be designed to V-type, U-shaped or flat.
For instance, the inwall that the fixing part 44a of self-locking spring sheet 44 can be fixed on body 41 is near entrance point 41a place.Be the second area of entrance point 41a place as fixing self-locking spring sheet 44.
In means of fixation, each self-locking spring sheet 44 can be that connection (for example welding), at the inwall of body 41, can be also the inwall that is integrally formed in body 41.
Fig. 9 is the original state figure that tail pipe shown in Fig. 4 is enclosed within outlet pipe tail end.Figure 10 is the finishing stage figure that tail pipe shown in Fig. 4 is enclosed within outlet pipe tail end.Figure 11 is the local I enlarged view of Fig. 9.Shown in figure 9-11, in the time that tail pipe 40 is enclosed within outlet pipe 90 tail end, the supporting part 44b of the self-locking spring sheet 44 of tail pipe 40 is squeezed and rotates, until outlet pipe 90 passes through.After outlet pipe 90 passes through, the rapid resilience of the supporting part 44b of self-locking spring sheet 44 restores to the original state, and plays self-locking action.The card-tight part 43c of garter spring sheet 43 and claw 43d also can block the outer wall of outlet pipe 90 simultaneously, to provide support respectively power and grasp.When tail pipe 40 has when loosening, the end of the supporting part 44b of self-locking spring sheet, props up the step 91 of outlet pipe 90, effectively prevents that tail pipe loose or dislocation from losing, and further defends the fastening force of tail pipe and outlet pipe.
Provide laboratory data to prove the utility model embodiment's performance below.
Following table 1 is the maximum pulling-out force of tail pipe shown in Fig. 1.
Table 1
Following table 2 is maximum pulling-out forces that tail pipe shown in Fig. 4 uses garter spring sheet shown in Fig. 5.
Table 2
Following table 3 is maximum pulling-out forces that tail pipe shown in Fig. 4 uses garter spring sheet shown in Fig. 6.
Table 3
Visible, through laboratory, the product of same model to be tested, under same case, the pulling-out force between the utility model embodiment's tail pipe and outlet pipe is approximately 6～7 times of prior art, product non-loosening, without risk of missing.Therefore, embodiment of the present utility model uses self-locking spring sheet, can effectively prevent that the loose or dislocation of tail pipe from losing, and plays the function of self-locking tail pipe.And, by correct position on garter spring sheet, depressed part is set, further increase the support strength of tail pipe to outlet pipe.
Although the utility model is described with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is only for the utility model is described, in the situation that not departing from the utility model spirit, also can make variation or the replacement of various equivalences, therefore, as long as the variation to above-described embodiment, modification all will drop in the application's the scope of claims within the scope of connotation of the present utility model.
Claims (10)
1. a tail pipe for automobile exhaust pipe, is characterized in that comprising:
Body, has entrance point and the outlet end relative with this entrance point for being enclosed within outlet pipe tail end outer wall;
Multiple garter spring sheets, are arranged on the inwall of this body, and each garter spring sheet has the fixing part of the inwall that is fixed on body and for the card-tight part inconsistent with the outer wall of outlet pipe;
Multiple self-locking spring sheets, be arranged at the inwall of this body, each self-locking spring sheet has the fixing part of the inwall that is fixed on body and points to obliquely the supporting part of the outlet end of this body, and the step that this supporting part is used for propping up the outlet pipe being inserted in is to stop this entrance point to deviate from this outlet pipe tail end;
Wherein this card-tight part is positioned at the first area of the inwall of this body, and this supporting part is positioned at the second area of the inwall of this body, and this second area is than the entrance point of this more close this body in first area.
2. the tail pipe of automobile exhaust pipe as claimed in claim 1, is characterized in that, each garter spring sheet has kink, and this kink connects this fixing part and this card-tight part.
3. the tail pipe of automobile exhaust pipe as claimed in claim 1, is characterized in that, each garter spring sheet has claw, and this claw is located at the other end that this garter spring sheet is relative with this fixing part.
4. the tail pipe of automobile exhaust pipe as claimed in claim 2, is characterized in that, this kink of each garter spring sheet and the intersection of this card-tight part have a depressed part.
5. the tail pipe of automobile exhaust pipe as claimed in claim 3, is characterized in that, this card-tight part of each garter spring sheet and the intersection of this claw have a depressed part.
6. the tail pipe of automobile exhaust pipe as claimed in claim 1, is characterized in that, the plurality of self-locking spring sheet is the inwall that is connected to this body.
7. the tail pipe of automobile exhaust pipe as claimed in claim 1, is characterized in that, the plurality of self-locking spring sheet is the inwall that is integrally formed in this body.
8. the tail pipe of automobile exhaust pipe as claimed in claim 1, is characterized in that, also comprises that one is arranged on the retainer ring of this inboard wall of tube body, and the fixing part of each garter spring sheet is fixed on this retainer ring.
9. the tail pipe of automobile exhaust pipe as claimed in claim 1, is characterized in that, also comprises that one is arranged on the retainer ring of this inboard wall of tube body, and the fixing part of the fixing part of each garter spring sheet and each self-locking spring sheet is all fixed on this retainer ring.
10. the tail pipe of automobile exhaust pipe as claimed in claim 1, is characterized in that, the sectional shape of this body is circular, oval or special-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420050309.7U CN203756298U (en) | 2014-01-26 | 2014-01-26 | Tail pipe for automobile exhaust pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420050309.7U CN203756298U (en) | 2014-01-26 | 2014-01-26 | Tail pipe for automobile exhaust pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756298U true CN203756298U (en) | 2014-08-06 |
Family
ID=51251584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420050309.7U Expired - Fee Related CN203756298U (en) | 2014-01-26 | 2014-01-26 | Tail pipe for automobile exhaust pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756298U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806336A (en) * | 2014-01-26 | 2015-07-29 | 保隆(安徽)汽车配件有限公司 | Tail pipe of automobile exhaust pipe |
| EP3121406A1 (en) * | 2015-07-23 | 2017-01-25 | Cisma Solutions ApS | Exhaust pipe mounting assembly |
| CN106364314A (en) * | 2016-08-30 | 2017-02-01 | 保隆(安徽)汽车配件有限公司 | Tail decorative pipe assembly of exhausting tail pipe |
| CN107191256A (en) * | 2017-07-05 | 2017-09-22 | 重庆长野汽车配件有限公司 | A kind of corrosion-resistant automobile tail pipe |
| WO2020011522A1 (en) * | 2018-07-11 | 2020-01-16 | Cisma Solutions Aps | Cover assembly with increasing push resistance of the tailpipe cover |
-
2014
- 2014-01-26 CN CN201420050309.7U patent/CN203756298U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806336A (en) * | 2014-01-26 | 2015-07-29 | 保隆(安徽)汽车配件有限公司 | Tail pipe of automobile exhaust pipe |
| WO2015110057A1 (en) * | 2014-01-26 | 2015-07-30 | 保隆(安徽)汽车配件有限公司 | Tail pipe of automobile exhaust pipe |
| EP3121406A1 (en) * | 2015-07-23 | 2017-01-25 | Cisma Solutions ApS | Exhaust pipe mounting assembly |
| US10161288B2 (en) | 2015-07-23 | 2018-12-25 | Cisma Solutions Aps | Tail pipe mounting arrangement |
| CN106364314A (en) * | 2016-08-30 | 2017-02-01 | 保隆(安徽)汽车配件有限公司 | Tail decorative pipe assembly of exhausting tail pipe |
| CN107191256A (en) * | 2017-07-05 | 2017-09-22 | 重庆长野汽车配件有限公司 | A kind of corrosion-resistant automobile tail pipe |
| WO2020011522A1 (en) * | 2018-07-11 | 2020-01-16 | Cisma Solutions Aps | Cover assembly with increasing push resistance of the tailpipe cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140806 Termination date: 20210126 |