CN208518729U - A kind of automobile particle trap - Google Patents
A kind of automobile particle trap Download PDFInfo
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- CN208518729U CN208518729U CN201820948310.XU CN201820948310U CN208518729U CN 208518729 U CN208518729 U CN 208518729U CN 201820948310 U CN201820948310 U CN 201820948310U CN 208518729 U CN208518729 U CN 208518729U
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- end cone
- convex platform
- positioning convex
- cylinder
- air inlet
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Abstract
The utility model provides a kind of automobile particle trap, vehicle maintenance service technical field.It solves the problems, such as that the connection consistency at existing grain catcher cylinder both ends is poor.This automobile particle trap includes air inlet end cone, cylinder and air outlet end cone, air inlet end cone is connected by cylinder with air outlet end cone, it is used for the first positioning convex platform of axially position when the male cone (strobilus masculinus) of air inlet end cone is equipped with clamping with several for the first circumferentially positioned positioning groove, it is used for the second positioning convex platform of axially position when the male cone (strobilus masculinus) of air outlet end cone is equipped with clamping with several for the second circumferentially positioned positioning groove, the first positioning convex platform and the second positioning convex platform are arranged around the axis of cylinder.This automobile particle trap has the advantages that improve grain catcher cylinder both ends welding consistency.
Description
Technical field
The utility model belongs to vehicle maintenance service technical field, is related to a kind of automobile particle trap.
Background technique
With the progress of automotive engineering, the promotion of people's environmental consciousness, the laws and regulations requirement of Exhaust emission limit value makes
Obtain pollution of the discharge to air that people increasingly pay attention to vehicle exhaust.The simple emission controls by improving combustion for relying on engine itself, cannot
Enough reach the requirement of current Exhaust emission limit value, therefore installs on automobile and floated in particle trap reduction vehicle exhaust
Swim particulate matter and the discharge of other pollutants.
Automobile particle trap in the prior art, such as Chinese patent literature data disclose a kind of diesel vehicle particle and catch
Storage structure and automobile [application number: 201621067931.4；Application publication number: CN206111284U], including grain catcher
The front end of cylinder, the grain catcher cylinder is connected by front tube with forward flange, the rear end of the grain catcher cylinder
It is connected by rear pipe with rear flange, temperature sensor and preceding pressure is respectively set in the front barrel of the grain catcher cylinder
Sensor, pressure sensor after the setting of grain catcher cylinder rear portion barrel；The grain catcher cylinder body outer wall setting
For installing the bracket for heat insulation cover of heat shield, the heat shield includes left heat shield and right heat shield；The front tube and it is described before
It is connected between flange by bellows.
When assembly, air inlet end cone or air outlet end cone are clamped by fixture, after clamping, then by air inlet end cone or
Air outlet end cone is connect with grain catcher cylinder both ends.Since the lateral surface of air inlet end cone and air outlet end cone is smooth cone
Face causes fixture to clamp air inlet end cone or air outlet end cone inconvenient, and after clamping, air inlet end cone or air outlet end cone are caught with particle
Storage cylinder both ends can move axially and circumferentially rotate when connecting, and lead to air inlet end cone and air outlet end cone and grain catcher
The connection consistency at cylinder both ends is poor.
Summary of the invention
The purpose of this utility model is to propose a kind of automobile particle capture for the above-mentioned problems in the prior art
The technical issues of device, solution is the connection consistency for how improving grain catcher cylinder both ends.
The purpose of this utility model can be realized by the following technical scheme: a kind of automobile particle trap, including air inlet
End cone, cylinder and air outlet end cone, the air inlet end cone are connected by cylinder with air outlet end cone, which is characterized in that the inlet end
Determine with several for the first of axially position when the male cone (strobilus masculinus) of cone is equipped with clamping for the first circumferentially positioned positioning groove
Position boss is used for for the second circumferentially positioned positioning groove with several when the male cone (strobilus masculinus) of the air outlet end cone is equipped with clamping
Second positioning convex platform of axially position.
The working principle of this automobile particle trap is: having and the first positioning groove or the second positioning groove phase on fixture
The embedded division of cooperation, also has the butting section matched with the first positioning convex platform or the second positioning convex platform on fixture, when clamping, leads to
The embedded division and butting section for crossing fixture respectively limit the first positioning groove and the first positioning convex platform, pass through the insertion of fixture
Portion and butting section respectively limit the second positioning groove and the second positioning convex platform, can be realized to air inlet end cone and outlet side
The positioning of cone.When the both ends of cylinder are connect with air inlet end cone and air outlet end cone respectively, the embedded division of fixture avoid air inlet end cone or
Person's air outlet end cone is circumferentially rotated around cylinder, and the butting section of fixture avoids air inlet end cone or air outlet end cone from moving along the axis of cylinder
It is dynamic, so that the connection consistency at cylinder both ends is good.
In a kind of above-mentioned automobile particle trap, the first positioning groove and the first positioning convex platform of the air inlet end cone
Be close to air inlet end cone big end setting, first positioning groove positioned at two neighboring first positioning convex platform between, it is described out
The second positioning groove and the second positioning convex platform of gas end cone are close to the big end setting of air outlet end cone, second positioning groove position
Between two neighboring second positioning convex platform.This kind of arragement construction makes arrangement range of first positioning convex platform on air inlet end cone
It is big and with the first positioning groove centralized arrangement, arrangement range of second positioning convex platform on air outlet end cone be big and recessed with the second positioning
Slot centralized arrangement, so that fixture is big to the gripping range of air inlet end cone and air outlet end cone, clamping force is concentrated, thus further
Fixture is improved to the firm grip degree of air inlet end cone or air outlet end cone.
In a kind of above-mentioned automobile particle trap, first positioning groove and the second positioning groove are towards close to cylinder
Direction recess, first positioning convex platform and the second positioning convex platform are towards the direction protrusion far from cylinder, first positioning
The groove bottom of groove, the groove bottom of the second positioning groove, the top surface of the first positioning convex platform and the second positioning convex platform top surface with
The axis of cylinder is vertical.This kind of structure makes cooperation of the air inlet end cone by the first positioning groove and the first positioning convex platform and fixture
Degree is high, and air outlet end cone is high by the fitness of the second positioning groove and the second positioning convex platform and fixture, improves fixture to inlet end
The clamping stability of cone or air outlet end cone, and then improve the connection consistency at cylinder both ends and air inlet end cone and air outlet end cone.
In a kind of above-mentioned automobile particle trap, the shape of first positioning groove can be in water chestnut column, described
The shape of first positioning convex platform and the shape of the second positioning convex platform can be cylindrical, water chestnut cylindricality or cube, described first
Positioning groove, the second positioning groove, the first positioning convex platform and the second positioning convex platform edge be rounding off.First positioning
Boss, the second positioning convex platform, the first positioning groove and the second positioning groove shape can be carried out according to needs of production
Design, rounding off can be avoided the scuffing of fixture.
In a kind of above-mentioned automobile particle trap, the both ends of the cylinder all have annular gear edge, the inlet end
The big end of cone and the big end of air outlet end cone all have welding edge, and the annular gear of described cylinder one end is along the weldering for being set in air inlet end cone
It connects along upper and by being welded to connect, the annular gear of the cylinder other end is along being set in the welding of air outlet end cone along upper and pass through weldering
It connects in succession.It first passes through and pre-fixes annular gear to air inlet end cone and air outlet end cone on along welding is set in, then pass through weldering
The mode connect is fixed at both ends of the cylinder body by air inlet end cone and air outlet end cone, this kind of connection structure makes air inlet end cone and outlet side
Bore cylinder between being fixed conveniently and it is firm.
In a kind of above-mentioned automobile particle trap, the air inlet end cone and air outlet end cone by mold one at
Type.This kind of processing method makes the easy to process of air inlet end cone and air outlet end cone.
Compared with prior art, a kind of automobile particle trap provided by the utility model has the advantage that
It 1, or can with the cooperation of the second positioning groove by the embedded division of fixture and the cooperation of the first positioning groove when clamping
The circumferential direction of circumferential direction or air outlet end cone to air inlet end cone limits, by the butting section of fixture and the first positioning convex platform against
It either limits, can be realized against the axial direction for capableing of axial direction or air outlet end cone to air inlet end cone with the second positioning convex platform
Positioning to air inlet end cone and air outlet end cone, when the both ends of cylinder are connect with air inlet end cone and air outlet end cone respectively, this kind limit
Structure avoids the circumferentially rotating and moving axially around cylinder of air inlet end cone or air outlet end cone, so that the connection at cylinder both ends
Consistency is good.
2, the first positioning groove, the first positioning convex platform, the second positioning groove and the second positioning convex platform arragement construction increase folder
Tool perhaps the holding area of air outlet end cone and makes fixture to the clamping force collection of air inlet end cone or air outlet end cone air inlet end cone
In, and then improve the firm grip degree of air inlet end cone or air outlet end cone on fixture.
3, due to the top surface of the first positioning convex platform, the top surface of the second positioning convex platform, the bottom surface of the first positioning groove and second
The bottom surface of positioning groove with the axis perpendicular of cylinder so that air inlet end cone pass through the first positioning groove and the first positioning convex platform
High with the fitness of fixture, air outlet end cone is high by the fitness of the second positioning groove and the second positioning convex platform and fixture, improves
Fixture improves cylinder both ends and air inlet end cone and air outlet end cone to the clamping stability of air inlet end cone or air outlet end cone
Connection consistency.
Detailed description of the invention
Fig. 1 is the overall structure diagram of this automobile particle trap.
Fig. 2 is the overall structure diagram of this automobile particle trap cylinder.
Fig. 3 is the overall structure diagram of this automobile particle trap air inlet end cone.
Fig. 4 is the overall structure diagram of this automobile particle trap air outlet end cone.
In figure, 1, air inlet end cone；11, the first positioning groove；12, the first positioning convex platform；2, cylinder；21, annular gear edge；3,
Air outlet end cone；31, the second positioning groove；32, the second positioning convex platform；4, edge is welded.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, this automobile particle trap includes air inlet end cone 1, cylinder 2 and air outlet end cone 3, air inlet end cone 1 is logical
Cylinder 2 is crossed to be connected with air outlet end cone 3.
As shown in figure 3, in the present embodiment, for circumferentially positioned first when the male cone (strobilus masculinus) of air inlet end cone 1 is equipped with clamping
Positioning groove 11 and three the first positioning convex platforms 12 for axially position, the first positioning groove 11 and first of air inlet end cone 1
Positioning convex platform 12 is close to the big end setting of air inlet end cone 1, and the first positioning groove 11 is located at two neighboring first positioning convex platform 12
Between, as shown in figure 4, for the second circumferentially positioned positioning groove 31 and three when the male cone (strobilus masculinus) of air outlet end cone 3 is equipped with clamping
A the second positioning convex platform 32 for axially position, the second positioning groove 31 and the second positioning convex platform 32 of air outlet end cone 3 lean on
The big end setting of near outgassing end cone 3, the second positioning groove 31 is between two neighboring second positioning convex platform 32, in actual production
In, the quantity of the first positioning convex platform 12 and the second positioning convex platform 32 can be four or five, the first positioning convex platform 12 and the
Axis of two positioning convex platforms 32 around cylinder 2 is uniformly arranged, and the first positioning groove 11 and the second positioning groove 31 are towards close to cylinder
Towards the direction protrusion far from cylinder 2, the first positioning is recessed for 2 direction recess, the first positioning convex platform 12 and the second positioning convex platform 32
The groove bottom of slot 11, the groove bottom of the second positioning groove 31, the top surface of the first positioning convex platform 12 and the second positioning convex platform 32 top
Face is vertical with the axis of cylinder 2, and the shape of the first positioning groove 11 can be in water chestnut column, the shape of the first positioning convex platform 12 and
The shape of second positioning convex platform 32 can be cylindrical, water chestnut cylindricality or cube, and the positioning of the first positioning groove 11, second is recessed
The edge of slot 31, the first positioning convex platform 12 and the second positioning convex platform 32 is rounding off.
As shown in Fig. 2, the both ends of cylinder 2 all have annular gear along 21, the big end of air inlet end cone 1 and air outlet end cone 3 it is big
End all has welding along 4, and the annular gear of 2 one end of cylinder is set in the welding of air inlet end cone 1 along 4 and passes through welding along 21 to be connected
It connects, the annular gear of 2 other end of cylinder is set in the welding of air outlet end cone 3 along 4 and by welded connecting, air inlet end cone 1 along 21
It is integrally formed by mold with air outlet end cone 3.
When clamping, first the embedded division of the first positioning groove 11 and fixture of air inlet end cone 1 is cooperated, the first positioning convex platform 12
Cooperate with the butting section of fixture, after 1 clamping of air inlet end cone, the annular of 2 one end of cylinder is kept off into the weldering for being set in air inlet end cone 1 along 21
It connects along 4, annular gear is welded to pass through along 4 junction along 21 with air inlet end cone 1 being welded and fixed, after welding, then by outlet side
The embedded division of the second positioning groove 31 and fixture of cone 3 cooperates, and the butting section of the second positioning convex platform 32 and fixture cooperates, outlet side
After boring 3 clampings, the annular gear of 2 other end of cylinder is set in the welding of air outlet end cone 3 along 4 along 21, to annular gear along 21 with
The welding of air outlet end cone 3 passes through along 4 junction to be welded and fixed.Fixture is firm to the clamping of air inlet end cone 1 and air outlet end cone 3, and
Holding area is big, and clamping force is concentrated, so that air inlet end cone 1 or air outlet end cone 3 will not circumferentially rotate when welding with cylinder 2
And axial movement, and then guarantee the connection consistency at 2 both ends of grain catcher cylinder.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although air inlet end cone 1, the first positioning groove 11, the first positioning convex platform 12, cylinder 2, ring is used more herein
Shape gear is not precluded and makes along the terms such as 4 along 21, air outlet end cone 3, the second positioning groove 31, the second positioning convex platform 32, welding
A possibility that with other terms.The use of these terms is merely for the convenience of describing and explaining the nature of the invention；
It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
Claims (6)
1. a kind of automobile particle trap, including air inlet end cone (1), cylinder (2) and air outlet end cone (3), the air inlet end cone (1)
It is connected by cylinder (2) with air outlet end cone (3), which is characterized in that the male cone (strobilus masculinus) of the air inlet end cone (1) is used when being equipped with clamping
In circumferentially positioned the first positioning groove (11) and several be used for axially position the first positioning convex platform (12), the outlet side
Bore when the male cone (strobilus masculinus) of (3) is equipped with clamping for circumferentially positioned the second positioning groove (31) and several be used for axially position
Second positioning convex platform (32).
2. a kind of automobile particle trap according to claim 1, which is characterized in that the first of the air inlet end cone (1)
Positioning groove (11) and the first positioning convex platform (12) are close to the big end setting of air inlet end cone (1), first positioning groove
(11) between two neighboring first positioning convex platform (12), the second positioning groove (31) and second of the air outlet end cone (3)
Positioning convex platform (32) is close to the big end setting of air outlet end cone (3), and second positioning groove (31) is located at two neighboring second
Between positioning convex platform (32).
3. a kind of automobile particle trap according to claim 2, which is characterized in that first positioning groove (11) and
Second positioning groove (31) is recessed towards the direction close to cylinder (2), first positioning convex platform (12) and the second positioning convex platform
(32) towards the direction protrusion far from cylinder (2), the groove bottom of first positioning groove (11), the second positioning groove (31)
The top surface of groove bottom, the top surface of the first positioning convex platform (12) and the second positioning convex platform (32) is vertical with the axis of cylinder (2).
4. a kind of automobile particle trap according to claim 1 or 2 or 3, which is characterized in that first positioning groove
(11) shape can be in water chestnut column, and the shape of the shape of first positioning convex platform (12) and the second positioning convex platform (32) can be with
For cylindrical, water chestnut cylindricality or cube, first positioning groove (11), the second positioning groove (31), the first positioning convex platform
(12) and the edge of the second positioning convex platform (32) is rounding off.
5. a kind of automobile particle trap according to claim 1 or 2 or 3, which is characterized in that the two of the cylinder (2)
End all has annular gear and all has and weld along (4) along (21), the big end of the air inlet end cone (1) and the big end of air outlet end cone (3),
The annular gear of described cylinder (2) one end is set in the welding of air inlet end cone (1) on (4) and passes through and is welded to connect along (21), institute
The annular gear for stating cylinder (2) other end is set in the welding of air outlet end cone (3) on (4) along (21) and passes through welded connecting.
6. a kind of automobile particle trap according to claim 1 or 2 or 3, which is characterized in that the air inlet end cone (1)
It is integrally formed by mold with air outlet end cone (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820948310.XU CN208518729U (en) | 2018-06-20 | 2018-06-20 | A kind of automobile particle trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820948310.XU CN208518729U (en) | 2018-06-20 | 2018-06-20 | A kind of automobile particle trap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208518729U true CN208518729U (en) | 2019-02-19 |
Family
ID=65325869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820948310.XU Active CN208518729U (en) | 2018-06-20 | 2018-06-20 | A kind of automobile particle trap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208518729U (en) |
-
2018
- 2018-06-20 CN CN201820948310.XU patent/CN208518729U/en active Active
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