CN202144755U - Muffler - Google Patents
Muffler Download PDFInfo
- Publication number
- CN202144755U CN202144755U CN201120205535U CN201120205535U CN202144755U CN 202144755 U CN202144755 U CN 202144755U CN 201120205535 U CN201120205535 U CN 201120205535U CN 201120205535 U CN201120205535 U CN 201120205535U CN 202144755 U CN202144755 U CN 202144755U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- silencing apparatus
- tarpaulin
- connecting plate
- utility
- 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.)
- Expired - Lifetime
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- Exhaust Silencers (AREA)
Abstract
The utility model provides a muffler, which includes a muffling cavity (1) and a pipeline (2) extended from the muffling cavity (1) as well as a waterproof cap (4) arranged at an air exhaust port (3) of the pipeline (2), and the waterproof cap (4) is pivotally connected with the pipeline (2). As the muffler also includes the waterproof cap arranged at the air exhaust port of the pipeline, and the waterproof cap can pivotally rotate, a motor can be opened for a certain angle during the operation under the pressure of the exhausted air, thereby smoothly exhausting waste air; and as the stopped motor is closed through external force, the air exhaust port of the pipeline is covered. The muffler can prevent raindrops or impurities from going into the muffler through the air exhaust port, can satisfactorily prevent the corrosion so as to prolong the service life thereof, and can prevent the unnecessary waste of cost in replacing the muffler.
Description
Technical field
The utility model relates to vehicular field, is specifically related to a kind of silencing apparatus.
Background technique
At present, vehicle is widely applied in the middle of the daily life.Silencing apparatus is one of most important parts in the vehicle exhaust system; Because rainwater or foreign material can get into through the relief opening of silencing apparatus in the silencing apparatus; So behind the certain mileage of automobile running; Corrosion phenomenon can appear in silencing apparatus, thereby has shortened the working life of silencing apparatus, and then has wasted the unnecessary fund that silencing apparatus is changed.
The model utility content
The purpose of the utility model provides a kind of silencing apparatus of antiseptic effect preferably that has.
To achieve these goals; The utility model provides a kind of silencing apparatus; This silencing apparatus comprises noise elimination cavity and the pipeline that extends out from this noise elimination cavity, and this silencing apparatus also comprises the tarpaulin on the relief opening that is arranged on said pipeline, this tarpaulin and said pipeline pivotal connection.
Preferably, the upper side wall pivotal connection of said tarpaulin and said pipeline.
Preferably, the shape and size of the relief opening of the shape and size of said tarpaulin and said pipeline are complementary.
Preferably, the sidewall of said pipeline is provided with the limiting board that limits the tarpaulin opening angle.
Preferably, said tarpaulin is provided with first connecting plate, and said pipeline is provided with second connecting plate, said first connecting plate and the said second connecting plate pivotal connection.
Preferably, said tarpaulin has waterproof portion and the joint integrally formed with this waterproof portion, and said joint is fixedly connected with said first connecting plate.
Preferably, said second connecting plate is fixed on the said pipeline through bearing.
Preferably, the sidewall of said pipeline is provided with the limiting board that limits the tarpaulin opening angle, and this limiting board is fixed on said second connecting plate.
The silencing apparatus that the utility model provides also comprises the tarpaulin on the relief opening that is arranged on said pipeline, and this tarpaulin can pivot, thus when engine running owing to the pressure of exhaust is opened certain angle, let waste gas discharge swimmingly; When engine stoping operation, close, on the vent cap with said pipeline by external force.It is thus clear that; The silencing apparatus that the utility model provides can prevent that rainwater or foreign material from getting into the inside of silencing apparatus through the relief opening of pipeline; So can prevent the silencing apparatus corrosion preferably; Thereby prolonged the working life of silencing apparatus, and need not waste the unnecessary fund that silencing apparatus is changed.
Other feature and advantage of the utility model will partly specify in embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification, is used to explain the utility model with following embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the silencing apparatus that provides of the utility model embodiment;
Fig. 2 is the tarpaulin of the silencing apparatus that provides of the utility model embodiment and the partial enlarged drawing of the linkage structure between the pipeline.
Description of reference numerals
1 noise elimination cavity, 2 pipelines
3 relief openings, 4 tarpaulins
5 limiting boards, 6 first connecting plates
7 second connecting plates, 8 waterproof portions
9 joints, 10 bearings
11 pins
Embodiment
Be elaborated below in conjunction with the embodiment of accompanying drawing to the utility model.Should be understood that embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
In the utility model, under the situation of not doing opposite explanation, the noun of locality of use is that the user mode of the silencing apparatus that provides at the utility model is undefined like " last, left and right ".
As shown in Figure 1, the utility model provides a kind of silencing apparatus, and this silencing apparatus comprises noise elimination cavity 1 and the pipeline 2 that extends out from noise elimination cavity 1, and this silencing apparatus also comprises the tarpaulin 4 on the relief opening 3 that is arranged on pipeline 2, this tarpaulin 4 and pipeline 2 pivotal connections.
The silencing apparatus that the utility model provides also comprises the tarpaulin 4 on the relief opening 3 that is arranged on pipeline 2, and this tarpaulin 4 can pivot, thus when engine running owing to the pressure of exhaust is opened certain angle, let waste gas discharge swimmingly; When engine stoping operation, close, the relief opening 3 of pipeline 2 is covered by external force.It is thus clear that; The silencing apparatus that the utility model provides can prevent that rainwater or foreign material from getting into the inside of silencing apparatus through the relief opening 3 of pipeline 2; So can prevent the silencing apparatus corrosion preferably; Thereby prolonged the working life of silencing apparatus, and need not waste the unnecessary fund that silencing apparatus is changed.
As shown in Figure 1, according to a kind of preferred implementation of the utility model, the upper side wall pivotal connection of tarpaulin 4 and pipeline 2.Like this, the certain angle of pressure tarpaulin 4 unlatchings owing to exhaust when engine running makes waste gas successfully discharge from relief opening 3, can prevent that rainwater or foreign material from getting into the inside of silencing apparatuss through relief opening 3 simultaneously; And tarpaulin 4 is closed and the relief opening 3 of pipeline 2 is covered when engine stoping operation, thereby prevent that rainwater or foreign material from getting into the inside of silencing apparatuss through relief opening 3 under the effect of himself gravity.As selection; Tarpaulin 4 also can be arranged on other sidewall of pipeline 2, for example left side wall or right side wall, and this moment, tarpaulin 4 can be connected on the pipeline 2 through spring; Thereby the restoring force through spring when engine stoping operation is closed, and then the relief opening 3 of pipeline 2 is covered.
And as shown in Figure 1, for economical with materials and can prevent rainwater preferably or foreign material get into the inside of silencing apparatuss through relief opening 3, preferably, the shape and size of the relief opening 3 of the shape and size of tarpaulin 4 and pipeline 2 are complementary.As selection, the size of tarpaulin 4 also can be greater than the size of the relief opening 3 of pipeline 2.
In addition, as shown in Figure 1, in order to prevent to cause tarpaulin 4 excessively to rotate, thereby cause the tarpaulin 4 can not return owing to the impulse force of exhaust is excessive, preferably, the sidewall of pipeline 2 is provided with the limiting board 5 that limits tarpaulin 4 opening angles.As shown in Figure 1, limiting board 5 can form through the mode of bending, and the part of limiting board 5 is fixedly connected on the pipeline 2, and another part extends upward.In addition, limiting board 5 can be fixedly connected with pipeline 2 through various suitable modes, and for example welding perhaps is fastenedly connected.
In addition, as shown in Figure 2, for ease being connected between tarpaulin 4 and the pipeline 2, preferably, tarpaulin 4 is provided with first connecting plate 6, and pipeline 2 is provided with second connecting plate, 7, the first connecting plates 6 and second connecting plate, 7 pivotal connections.First connecting plate 6 can be through various suitable modes and second connecting plate, 7 pivotal connections, and for example as shown in Figure 2, first connecting plate 6 can pass through pin 11 and second connecting plate, 7 pivotal connections.First connecting plate 6 can take various suitable modes to be arranged on the tarpaulin 4, for example perhaps is fastenedly connected with tarpaulin 4 welding.Second connecting plate 7 can take various suitable modes to be arranged on the pipeline 2, for example welds together with pipeline 2 or is connected through fastening piece.In this case, preferably, limiting board 5 is fixed on second connecting plate 7.Limiting board 5 can be fixed on second connecting plate 7 through various suitable modes, and for example welding perhaps is fastenedly connected.
And as shown in Figure 1, for tarpaulin 4 is installed more easily, preferably, tarpaulin 4 has waterproof portion 8 and the joint 9 integrally formed with this waterproof portion 8, and joint 9 is fixedly connected with first connecting plate 6.Waterproof portion 8 can be circle or square, and joint 9 can be fixedly connected with first connecting plate 6 through various suitable modes, for example welds perhaps to be fastenedly connected.
As shown in Figure 1, be easy to be connected on the pipeline 2 in order to make second connecting plate 7, preferably, second connecting plate 7 is fixed on the pipeline 2 through bearing 10.Second connecting plate 7 can be fixedly connected with bearing 10 through various suitable means of fixation, and for example welding perhaps is fastenedly connected.The mode that bearing 10 also can be taked to weld or be fastenedly connected is installed on the pipeline 2.
The structure of other part of the silencing apparatus that the utility model provides (for example noise elimination cavity 1 and pipeline 2) is conventionally known to one of skill in the art, repeats no more at this.
The concrete working procedure of the silencing apparatus that the utility model embodiment is provided below in conjunction with Fig. 1 and Fig. 2 describes.
As depicted in figs. 1 and 2, when engine running, tarpaulin 4 lets waste gas discharge swimmingly owing to the pressure of exhaust is opened certain angle; When engine stoping operation, tarpaulin 4 is closed by the gravity of self, on the vent cap with pipeline 2.Therefore, when tarpaulin 4 opening angles, get in the silencing apparatus, and when tarpaulin 4 covers the relief opening 3 of silencing apparatus, do not have in rainwater or the foreign material entering silencing apparatus because of having covered relief opening 3 fully owing to the pressure of exhaust prevents rainwater or foreign material.The silencing apparatus that the utility model provides can prevent that rainwater or foreign material from getting into the inside of silencing apparatus through the relief opening 3 of pipeline 2; So can prevent the silencing apparatus corrosion preferably; Thereby prolonged the working life of silencing apparatus, and need not waste the unnecessary fund that silencing apparatus is changed.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned mode of execution; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technological scheme of the utility model, these simple variant all belong to the protection domain of the utility model.
Need to prove that in addition each the concrete technical characteristics described in above-mentioned embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various mode of execution of the utility model, as long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (8)
1. silencing apparatus; This silencing apparatus comprises noise elimination cavity (1) and the pipeline (2) that extends out from this noise elimination cavity (1); It is characterized in that this silencing apparatus also comprises the tarpaulin (4) on the relief opening (3) that is arranged on said pipeline (2), this tarpaulin (4) and said pipeline (2) pivotal connection.
2. silencing apparatus according to claim 1 is characterized in that, the upper side wall pivotal connection of said tarpaulin (4) and said pipeline (2).
3. silencing apparatus according to claim 1 is characterized in that, the shape and size of the relief opening (3) of the shape and size of said tarpaulin (4) and said pipeline (2) are complementary.
4. according to any described silencing apparatus in the claim 1 to 3, it is characterized in that the sidewall of said pipeline (2) is provided with the limiting board (5) of the opening angle that limits said tarpaulin (4).
5. silencing apparatus according to claim 1 is characterized in that, said tarpaulin (4) is provided with first connecting plate (6), and said pipeline (2) is provided with second connecting plate (7), said first connecting plate (6) and said second connecting plate (7) pivotal connection.
6. silencing apparatus according to claim 5 is characterized in that, said tarpaulin (4) has waterproof portion (8) and the joint (9) integrally formed with this waterproof portion (8), and said joint (9) is fixedly connected with said first connecting plate (6).
7. silencing apparatus according to claim 5 is characterized in that, said second connecting plate (7) is fixed on the said pipeline (2) through bearing (10).
8. according to any described silencing apparatus in the claim 5 to 7, it is characterized in that the sidewall of said pipeline (2) is provided with the limiting board (5) of the opening angle that limits said tarpaulin (4), this limiting board (5) is fixed on said second connecting plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120205535U CN202144755U (en) | 2011-06-17 | 2011-06-17 | Muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120205535U CN202144755U (en) | 2011-06-17 | 2011-06-17 | Muffler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202144755U true CN202144755U (en) | 2012-02-15 |
Family
ID=45580687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120205535U Expired - Lifetime CN202144755U (en) | 2011-06-17 | 2011-06-17 | Muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202144755U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817688A (en) * | 2012-08-22 | 2012-12-12 | 北京二七轨道交通装备有限责任公司 | Rain-proof cap and track maintenance locomotive |
-
2011
- 2011-06-17 CN CN201120205535U patent/CN202144755U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817688A (en) * | 2012-08-22 | 2012-12-12 | 北京二七轨道交通装备有限责任公司 | Rain-proof cap and track maintenance locomotive |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120215 |
|
| CX01 | Expiry of patent term |