CN206309459U - The discharge duct and tractor of a kind of tractor - Google Patents
The discharge duct and tractor of a kind of tractor Download PDFInfo
- Publication number
- CN206309459U CN206309459U CN201621473214.1U CN201621473214U CN206309459U CN 206309459 U CN206309459 U CN 206309459U CN 201621473214 U CN201621473214 U CN 201621473214U CN 206309459 U CN206309459 U CN 206309459U
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- circle
- boss
- silencer
- wall
- contact portion
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Abstract
The utility model is related to the discharge duct and tractor of a kind of tractor, the discharge duct includes the air inlet pipe, silencer and the escaping pipe that are sequentially communicated, the outer wall of described air inlet pipe one end is provided with a circle the first pressure contact portion circumferentially, the outer wall of described silencer one end is provided with a circle the first auxiliary section circumferentially, first pressure contact portion and first auxiliary section sealing crimping and is fixed by locked clip device；The outer wall of the silencer other end is provided with a circle the second pressure contact portion circumferentially, and the outer wall of described escaping pipe one end is provided with a circle the second auxiliary section circumferentially, second pressure contact portion and the sealing crimping of the second auxiliary section and is fixed by locked clip device.The utility model is by setting pressure contact portion and auxiliary section so that can be fitted close between silencer, air inlet pipe and escaping pipe, can effectively reduce the leakage of dilatory tail gas.
Description
Technical field
The utility model is related to tractor technical field, and in particular to the discharge duct and tractor of a kind of tractor.
Background technology
Existing tractor gas extraction system causes gas extraction system easily to leak tail gas due to gas exhaust piping poor sealing.
Utility model content
Technical problem to be solved in the utility model is directed to the deficiencies in the prior art, there is provided a kind of exhaust of tractor
Pipeline and tractor.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of discharge duct of tractor, including according to
The air inlet pipe of secondary connection, silencer and escaping pipe, the outer wall of described air inlet pipe one end are provided with a circle the first pressure circumferentially
Socket part, the outer wall of described silencer one end is provided with a circle the first auxiliary section circumferentially, first pressure contact portion and described
The sealing of first auxiliary section is crimped and fixed by locked clip device；
The outer wall of the silencer other end is provided with a circle the second pressure contact portion circumferentially, described escaping pipe one end
Outer wall is provided with a circle the second auxiliary section circumferentially, second pressure contact portion and the sealing crimping of the second auxiliary section and by card
Hoop is locked.
The beneficial effects of the utility model are：The utility model is by setting pressure contact portion and auxiliary section so that silencer, enter
Can be fitted close between tracheae and escaping pipe, can effectively reduce the leakage of dilatory tail gas.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, first pressure contact portion is the circle first boss being fixed on the outer wall of described air inlet pipe one end, described
First auxiliary section is first outer of circle for being fixed on described silencer one end, outside one end insertion described first of the air inlet pipe
It is crimped on the inwall of first outer along interior and described first boss adaptation and sealing；
Or, first pressure contact portion is first outer of circle for fixing or being integrally attached to described air inlet pipe one end, it is described
First auxiliary section is the circle first boss being fixed on the outer wall of described silencer one end, described silencer one end insertion described the
In one outer and the first boss adaptation and sealing be crimped on the inwall of first outer.
Beneficial effect using above-mentioned further scheme is：By setting first boss and the first outer so that outside first
It is crimped in first boss along that can seal, can effectively reduces the leakage of dilatory tail gas.
Further, second pressure contact portion is to fix or be integrally attached to the circle the on the silencer other end outer wall
Two boss, second auxiliary section is second outer of circle for being fixed on described escaping pipe one end, and the silencer other end is inserted
Enter in second outer and the second boss is adapted to and sealing is crimped on the inwall of second outer；
Or, second pressure contact portion is that the circle second fixed or be integrally attached on the outer wall of described escaping pipe one end is convex
Platform, second auxiliary section is second outer of circle for being fixed on the silencer other end, and institute is inserted in described escaping pipe one end
State in the second outer and the second boss is adapted to and sealing is crimped on the inwall of second outer.
Beneficial effect using above-mentioned further scheme is：By setting second boss and the second outer so that outside second
It is crimped in second boss along that can seal, can effectively reduces the leakage of dilatory tail gas.
Further, the first boss is a first annular inclined-plane of circle, described first near the side of first outer
The internal face of outer is the second annular slope, and the first annular inclined-plane is adapted to and sealing is crimped on second annular slope
On.
Beneficial effect using above-mentioned further scheme is：By setting first annular inclined-plane and the second annular slope, make
The fastening for obtaining first boss and the first outer is compacter firmly.
Further, a circle seal washer is crimped between the first annular inclined-plane and second annular slope.
Beneficial effect using above-mentioned further scheme is：By setting seal washer so that first annular inclined-plane and
Better tightness between second ring inclined-plane.
Further, the first boss is welded on the outer wall of the air inlet pipe or the silencer.
Beneficial effect using above-mentioned further scheme is：The outer of escaping pipe or silencer is welded on by by first boss
On wall so that the fixation of first boss is more firm.
Further, the second boss is the 3rd annular slope of circle, described second near the side of second outer
The internal face of outer is fourth annular inclined-plane, and the 3rd annular slope is adapted to and sealing is crimped on the fourth annular inclined-plane
On.
Beneficial effect using above-mentioned further scheme is：By setting the 3rd annular slope and fourth annular inclined-plane, make
The fastening for obtaining second boss and the second outer is compacter firmly.
Further, a circle seal washer is crimped between second outer and the second boss.
Further, the second boss is welded on the outer wall of the silencer or the air inlet pipe.
Beneficial effect using above-mentioned further scheme is：The outer of air inlet pipe or silencer is welded on by by second boss
On wall so that the fixation of second boss is more firm.
A kind of tractor, including discharge duct as described above.
Brief description of the drawings
Fig. 1 is the exploded perspective structural representation of the discharge duct of the present embodiment；
Fig. 2 is the mplifying structure schematic diagram in A portions in Fig. 1；
Fig. 3 is the mplifying structure schematic diagram in B portions in Fig. 1.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, air inlet pipe；2nd, silencer；3rd, escaping pipe；4th, clip；5th, first boss；51st, first annular inclined-plane；6th, outside first
Edge；7th, second boss；71st, the 3rd annular slope；8th, the second outer；9th, seal washer.
Specific embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit scope of the present utility model.
As shown in Figure 1-Figure 3, the discharge duct of a kind of tractor of the present embodiment, including be sequentially communicated air inlet pipe 1, disappear
Sound device 2 and escaping pipe 3, the outer wall of the one end of the air inlet pipe 1 are provided with a circle the first pressure contact portion circumferentially, the silencer
The outer wall of 2 one end is provided with a circle the first auxiliary section circumferentially, and first pressure contact portion and first auxiliary section seal
Crimp and fixed by locked clip device；
The outer wall of the other end of the silencer 2 is provided with a circle the second pressure contact portion circumferentially, the one end of the escaping pipe 3
Outer wall be provided with a circle the second auxiliary section circumferentially, the second pressure contact portion and the sealing crimping of the second auxiliary section and by clip
It is locked.
The present embodiment is by setting pressure contact portion and auxiliary section so that can be tight between silencer, air inlet pipe and escaping pipe
Coordinate, can effectively reduce the leakage of dilatory tail gas.
As shown in Figures 2 and 3, first pressure contact portion of the present embodiment is to fix or be integrally attached to the air inlet pipe 1
A circle first boss 5 on the outer wall of one end, first auxiliary section is first outer of circle for being fixed on the one end of the silencer 2
6, one end of the air inlet pipe 1 is inserted in first outer 6 and the first boss 5 is adapted to and seals and is crimped on described first
On the inwall of outer 6；
Or, first pressure contact portion is first outer 6 of circle for being fixed on the one end of the escaping pipe 3, described first coordinates
Portion is to fix or be integrally attached to the circle first boss 5 on one end outer wall of the silencer 2, the insertion of the one end of the silencer 2
In first outer 6 and the first boss 5 is adapted to and seals and is crimped on the inwall of first outer 6.
The present embodiment is by setting first boss and the first outer so that the first outer can seal and be crimped on first boss
On, can effectively reduce the leakage of dilatory tail gas.
As shown in Figure 1-Figure 3, the present embodiment is preferably set outside first using the one end being connected with air inlet pipe 1 in silencer 2
Along 6, first boss 5 is set in one end of air inlet pipe 1 so that first boss is sealed and adaptation is crimped on the first outer to realize
Being tightly connected between silencer and air inlet pipe.
As shown in Figure 1-Figure 3, second pressure contact portion of the present embodiment is another to fix or being integrally attached to the silencer 2
A circle second boss 7 on the outer wall of one end, second auxiliary section is second outer of circle for being fixed on the one end of the escaping pipe 3
8, the other end of the silencer 2 is inserted in second outer 8 and the second boss 7 is adapted to and seals and is crimped on described second
On the inwall of outer 8；
Or, second pressure contact portion is that the circle second fixed or be integrally attached on one end outer wall of the air inlet pipe 1 is convex
Platform 7, second auxiliary section is second outer 8 of circle for being fixed on the other end of the silencer 2, and the one end of the air inlet pipe 1 is inserted
Enter in second outer 8 and the second boss 7 is adapted to and seals and is crimped on the inwall of second outer 8.
The present embodiment preferably sets one and encloses second boss 7 using the one end being connected with escaping pipe 3 in silencer 2, in outlet
One end of pipe 3 sets one and encloses the second outer 8 so that second boss is sealed and adaptation is crimped on the second outer to realize silencer
Being tightly connected and escaping pipe between.
As shown in Figures 2 and 3, the first boss 5 of the present embodiment is welded on the air inlet pipe 1 or the silencer 2
Outer wall on, first outer 6 is welded in the silencer 2 or the air inlet pipe 1.First boss 5 is near described first
The side of outer 6 is a first annular inclined-plane 51 of circle, and the internal face of first outer 6 is the second annular slope, described first
Annular slope 51 is adapted to and seals and is crimped on second annular slope.The first annular inclined-plane 51 and second annular
A circle seal washer 9 is crimped between inclined-plane.By setting first annular inclined-plane and the second annular slope so that first boss and
The fastening of the first outer is compacter firmly.The setting of seal washer so that between first annular inclined-plane and the second annular slope
Better tightness.
As shown in Figures 2 and 3, the second boss 7 of the present embodiment is welded on the silencer 2 or the air inlet pipe 1
Outer wall on, second outer 8 is welded in the air inlet pipe 1 and the silencer 2.The second boss 7 is near described
The side of the second outer 8 is the 3rd annular slope 71 of circle, and the internal face of second outer 8 is fourth annular inclined-plane, described
3rd annular slope 71 is adapted to and seals and is crimped on the fourth annular inclined-plane.Second outer 8 and the second boss 7
Between be crimped with a circle seal washer 9.By setting the 3rd annular slope and fourth annular inclined-plane so that second boss and second
The fastening of outer is compacter firmly.It is welded on the outer wall of air inlet pipe or silencer by by second boss so that second is convex
The fixation of platform is more firm.
The discharge duct of the present embodiment can be used on the motor vehicles such as tractor.
The assembling process of the tractor discharge duct of the present embodiment is that air inlet pipe is first provided with one end set of first boss
Connect a ring washer so that ring washer adaptation is crimped on the first annular inclined-plane in first boss, and air inlet pipe is set
The one end for having first boss is inserted into silencer and is provided with one end of the first outer so that the first annular inclined-plane of first boss
It is crimped on the second annular slope on the first outer inwall, ring washer sealing is crimped on first annular inclined-plane and the second annular
Between inclined-plane, then the junction of air inlet pipe and silencer is locked by V-type clip again.Silencer is provided with again
One end of two boss is socketed a ring washer so that ring washer adaptation is crimped on the 3rd annular slope in second boss
On, silencer is provided with one end of second boss and is inserted into the second outer of escaping pipe so that the 3rd ring of second boss
Shape inclined-plane is crimped on the fourth annular inclined-plane on the second outer inwall, and ring washer sealing is crimped on the 3rd annular slope and the
Between four annular slopes, the junction of escaping pipe and silencer is locked by V-type clip then.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than indicate or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In description of the present utility model, " multiple " is meant that at least two, such as two
It is individual, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be
Mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of element internal or two interaction relationships of element, unless otherwise clearly restriction.For the common skill of this area
For art personnel, concrete meaning of the above-mentioned term in the utility model can be as the case may be understood.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score
Can be the first and second feature directly contacts, or the first and second features are by intermediary mediate contact.And, first is special
Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can be with
Combined in an appropriate manner in any one or more embodiments or example.Additionally, in the case of not conflicting, this area
Technical staff the feature of the different embodiments or example described in this specification and different embodiment or example can be entered
Row is combined and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (10)
1. a kind of discharge duct of tractor, it is characterised in that including the air inlet pipe (1), silencer (2) and the outlet that are sequentially communicated
Pipe (3), the outer wall of described air inlet pipe (1) one end is provided with a circle the first pressure contact portion circumferentially, described silencer (2) one end
Outer wall be provided with a circle the first auxiliary section circumferentially, first pressure contact portion and first auxiliary section sealing crimping and
It is locked by clip (4)；
The outer wall of silencer (2) other end is provided with a circle the second pressure contact portion circumferentially, described escaping pipe (3) one end
Outer wall be provided with a circle the second auxiliary section circumferentially, second pressure contact portion and the sealing crimping of the second auxiliary section and pass through
Clip (4) is locked.
2. a kind of discharge duct of tractor according to claim 1, it is characterised in that first pressure contact portion for fixed or
Circle first boss (5) on the outer wall of the air inlet pipe (1) one end is integrally attached to, first auxiliary section is described to be fixed on
Insert in first outer (6) and described in one circle the first outer (6) of silencer (2) one end, one end of the air inlet pipe (1)
First boss (5) is adapted to and sealing is crimped on the inwall of first outer (6)；
Or, first pressure contact portion encloses the first outer to fix or being integrally attached to the one of the air inlet pipe (1) one end end
(6), first auxiliary section is circle first boss (5) being fixed on the outer wall of the silencer (2) one end, the silencer
(2) one end is inserted in first outer (6) and the first boss (5) is adapted to and sealing is crimped on first outer (6)
Inwall on.
3. the discharge duct of a kind of tractor according to claim 1 or claim 2, it is characterised in that second pressure contact portion is solid
Circle second boss (7) that is fixed or being integrally attached on the silencer (2) other end outer wall, second auxiliary section is fixation
In the escaping pipe (3) one end one encloses the second outer (8), and silencer (2) other end is inserted in second outer (8)
And the second boss (7) is adapted to and sealing is crimped on the inwall of second outer (8)；
Or, second pressure contact portion is circle second boss (7) being fixed on the outer wall of the escaping pipe (3) one end, described the
Two auxiliary sections are the circle the second outer (8) for being fixed on the silencer (2) other end, and institute is inserted in described escaping pipe (3) one end
State in the second outer (8) and the second boss (7) is adapted to and sealing is crimped on the inwall of second outer (8).
4. a kind of discharge duct of tractor according to claim 2, it is characterised in that the first boss (5) is near institute
It is a first annular inclined-plane (51) of circle to state the side of the first outer (6), and the internal face of first outer (6) is the second circular slanting
Face, the first annular inclined-plane (51) is adapted to and sealing is crimped on second annular slope.
5. a kind of discharge duct of tractor according to claim 4, it is characterised in that the first annular inclined-plane (51) and
A circle seal washer (9) is crimped between second annular slope.
6. a kind of discharge duct of tractor according to claim 2,4 to 5 any one, it is characterised in that described first is convex
Platform (5) is welded on the outer wall of the air inlet pipe (1) or the silencer (2).
7. a kind of discharge duct of tractor according to claim 3, it is characterised in that the second boss (7) is near institute
It is the 3rd annular slope (71) of circle to state the side of the second outer (8), and the internal face of second outer (8) is that fourth annular is oblique
Face, the 3rd annular slope (71) is adapted to and sealing is crimped on the fourth annular inclined-plane.
8. a kind of discharge duct of tractor according to claim 3, it is characterised in that second outer (8) and described
A circle seal washer (9) is crimped between second boss (7).
9. a kind of discharge duct of tractor according to claim 3, it is characterised in that the second boss (7) is welded on
On the outer wall of the silencer (2) or the air inlet pipe (1).
10. a kind of tractor, it is characterised in that including the discharge duct as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621473214.1U CN206309459U (en) | 2016-12-29 | 2016-12-29 | The discharge duct and tractor of a kind of tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621473214.1U CN206309459U (en) | 2016-12-29 | 2016-12-29 | The discharge duct and tractor of a kind of tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206309459U true CN206309459U (en) | 2017-07-07 |
Family
ID=59248806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621473214.1U Active CN206309459U (en) | 2016-12-29 | 2016-12-29 | The discharge duct and tractor of a kind of tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206309459U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049953A (en) * | 2018-01-31 | 2018-05-18 | 安徽泗州拖拉机制造有限公司 | The discharge duct and tractor of a kind of tractor |
| CN108093718A (en) * | 2018-01-31 | 2018-06-01 | 安徽泗州拖拉机制造有限公司 | A kind of tractor |
-
2016
- 2016-12-29 CN CN201621473214.1U patent/CN206309459U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049953A (en) * | 2018-01-31 | 2018-05-18 | 安徽泗州拖拉机制造有限公司 | The discharge duct and tractor of a kind of tractor |
| CN108093718A (en) * | 2018-01-31 | 2018-06-01 | 安徽泗州拖拉机制造有限公司 | A kind of tractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee after: Weichai leiwo Heavy Industry Co.,Ltd. Address before: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee before: LOVOL HEAVY INDUSTRY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee after: Weichai Lovol Intelligent Agricultural Technology Co.,Ltd. Address before: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee before: Weichai leiwo Heavy Industry Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |