CN106594241A - Automobile transmission exhaust device - Google Patents
Automobile transmission exhaust device Download PDFInfo
- Publication number
- CN106594241A CN106594241A CN201710070470.9A CN201710070470A CN106594241A CN 106594241 A CN106594241 A CN 106594241A CN 201710070470 A CN201710070470 A CN 201710070470A CN 106594241 A CN106594241 A CN 106594241A
- Authority
- CN
- China
- Prior art keywords
- venting plug
- plug cover
- aerofluxuss
- venting
- cock body
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 39
- 238000013022 venting Methods 0.000 claims description 239
- 230000004888 barrier function Effects 0.000 claims description 37
- 238000010276 construction Methods 0.000 claims description 7
- 239000013536 elastomeric material Substances 0.000 claims description 7
- 241001473780 Sideroxylon lanuginosum Species 0.000 claims description 4
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 12
- 239000010687 lubricating oil Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/027—Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention provides an automobile transmission exhaust device low in energy consumption. An exhaust channel in an exhaust plug body of an exhaust plug penetrates through the upper end and the lower end of the exhaust plug body. The inner diameter of an exhaust plug cover cavity of an exhaust plug cover is slightly larger than the outer diameter of the exhaust plug body of the exhaust plug. A clamping structure comprises at least two clamping connecting parts, at least two clamping parts and at least two matching clamping parts, wherein the clamping connecting parts extend downwards from the lower end of the exhaust plug cover cavity of the exhaust plug cover, the clamping parts are arranged on the clamping connecting parts correspondingly, and the matching clamping parts are correspondingly arranged on the periphery of the exhaust plug body of the exhaust plug. The exhaust plug cover cavity of the exhaust plug cover is clamped with the exhaust plug body of the exhaust plug through the clamping parts and the matching clamping parts, and a first clearance exists in the position, outside the clamping position, between the part in the circumferential direction of the exhaust plug cover cavity of the exhaust plug cover and the part in the circumferential direction of the exhaust plug body of the exhaust plug. A spring and a spacing piece are placed between the exhaust plug cover cavity and the exhaust plug in an up-down mode, and the diameter of the spacing piece is larger than the inner diameter of the upper portion of the exhaust channel and is smaller than the inner diameter of the exhaust plug cover cavity.
Description
Technical field
The present invention relates to automotive transmission, and in particular to a kind of automotive transmission exhaust apparatus.
Background technology
As it is known by the man skilled in the art that during automotive transmission workmanship, the temperature of the fluid in its transmission case body will
With the moving components such as the various gears in transmission case body operating caused by internal air volume change and change, its
Will there is difference with extraneous atmospheric pressure, atmospheric temperature in internal air pressure and temperature, i.e., so-called air pumping effect.The pump gas
Effect can consumed energy.In order to reduce this portion of energy consumption, it is typically provided with automotive transmission inside connection mission case
With outside exhaust apparatus, one is to connect the air inside mission case with ambient atmosphere, makes the sky in transmission case body
The atmospheric pressure air external with transmission case keeps balance, so as to ensure variator normal work；Two is by ambient atmosphere
Dust, dirty particles or moisture are blocked, and are avoided enter into as far as possible in transmission case body to the fluid in transmission case body and various teeth
The moving components such as wheel are polluted；Three is to prevent the oily minimally in the mist of oil in transmission case body to be discharged in variator
Outside casing, the oily loss in transmission case body is reduced, extend the service life of transmission case.
At present, the exhaust apparatus that automotive transmission is used, including venting plug.As shown in figure 1, under the venting plug 1 includes
End be connected with gearbox body 2 and the aerofluxuss cock body 10 outside mission case 2, and the lower end by aerofluxuss cock body 10 and
The inside connection of mission case 2 and by aerofluxuss cock body 10 upper end both sides and mission case 2 ft connection aerofluxuss
Passage 11.Technical problem existing for the automotive transmission exhaust apparatus of this structure is；By the exhaust passage 11 of venting plug 1
The inside for making mission case 2 is communicated with the outside and connects, and the fluid steam inside mission case 2 will directly by by venting plug
The lower end of 1 aerofluxuss cock body 10 enter exhaust passage 11 in, then by aerofluxuss cock body 10 upper end both sides from exhaust passage 11
To the outside volatilization of mission case 2, as indicated by the dashed arrow in fig. 1, cause the consumed energy of automotive transmission more.Together
When, dust, dirty particles or moisture in outside air etc. may be along the directions contrary with dotted arrow in Fig. 1 by aerofluxuss
The both sides of the upper end of the aerofluxuss cock body 10 of plug 1 are entered in exhaust passage 11 again by the lower end of aerofluxuss cock body 10 by intake and exhaust channel
11 inside for entering into mission case 2, cause the lubricating oil in mission case 2 to fail or inner body corrosion, anti-pollution
Effect is also poor, long-term thus, transmission function will be caused to fail.
The content of the invention
The technical problem to be solved in the present invention is to provide that a kind of consumed energy is less, preventing polluting effect also preferably, so as to
Enough improve the automotive transmission exhaust apparatus of automotive transmission life-span and convenient maintenance.
To solve above-mentioned technical problem, the present invention is adopted the following technical scheme that；
A kind of automotive transmission exhaust apparatus, including venting plug, the venting plug is connected with gearbox body and is located at including lower end
The aerofluxuss cock body of transmission case external body, and the aerofluxuss that the lower end by aerofluxuss cock body connects with the inside of mission case lead to
Road, is characterized in that：Also include venting plug cover, spring and barrier piece by made by elastomeric material, and interface arrangment, the aerofluxuss
Plug cover includes the venting plug cover body of the venting plug cover chamber body comprising lower ending opening, and the aerofluxuss in the venting plug body of the venting plug are led to
The upper and lower side of road insertion aerofluxuss cock body, the internal diameter of the venting plug cover chamber body of the venting plug cover is slightly larger than the aerofluxuss cock body of venting plug
External diameter, the interface arrangment includes that at least two clampings extended downwardly by the lower end of the venting plug cover chamber body of venting plug cover connect
Socket part and at least two Access Divisions being respectively provided on two clamping connecting portions, and the venting plug for being accordingly located at venting plug
At least two cooperation Access Divisions on the periphery of body, the venting plug cover chamber body of the venting plug cover by least two Access Divisions and
At least two aerofluxuss cock body clampings for coordinating Access Divisions and venting plug and in the venting plug cover chamber body and venting plug of venting plug cover
Circumferentially there is the first gap in aerofluxuss cock body, the spring is in upper, barrier piece lower outside the access section between part
It is positioned between the venting plug cover chamber body of venting plug cover and venting plug and in the top with diameter greater than exhaust passage of barrier piece
Internal diameter of the footpath less than venting plug cover chamber body.
Preferably, it is described be located at least two clamping connecting portions of the venting plug cover chamber body of venting plug cover at least two
Access Division is two hole clippings, and at least two cooperation Access Divisions being accordingly located on the periphery of the aerofluxuss cock body of venting plug are two
It is raised.
Preferably, it is described be located at least two clamping connecting portions of the venting plug cover chamber body of venting plug cover at least two
Access Division is two projections, and at least two cooperation Access Divisions being accordingly located on the periphery of the aerofluxuss cock body of venting plug are two
Hole clipping.
Preferably, at least two Access Divisions being located in the venting plug cover chamber body of venting plug cover and the accordingly row of being located at
On the periphery of the aerofluxuss cock body of vent plug at least two cooperation Access Divisions cross sectional shape be triangle either zigzag or
Trapezoidal either waveform either parabola shaped either semicircle or ellipse.
Preferably, the venting plug cover entirety by spring steel, either make by gum elastic or elastoplast.
Preferably, be additionally provided with the venting plug cover chamber body of the venting plug cover extend downwardly in the circumferential with interface arrangment
At least three assembly connection portions mutually staggered and extended radially inwardly by least three assembly connections portion respectively at least three
Individual upper surface is the top of the raised and upper surface to venting plug cover chamber body of at least three projection in plane or low dip face
Longitudinal direction height and the thickness sum of barrier piece of the longitudinal direction height more than spring in free state, described at least three is raised vertical
It is small in barrier piece and the venting plug of venting plug to the empty diameter of a circle formed positioned at the top of interface arrangment, their inner side
The external diameter of body, the periphery of the aerofluxuss cock body is provided with the cannelure positioned at the top of interface arrangment, and described at least three is raised
Inner elastic be pressed on the cannelure on the periphery of the aerofluxuss cock body of venting plug and in the medial shell of at least three projection
Property be pressed at the cannelure on the periphery of the aerofluxuss cock body of venting plug outside circumferentially portion discharge plug cover venting plug cover
There is the second gap between cavity and the aerofluxuss cock body of venting plug.
Preferably, the radial direction that at least three assembly connection portions on the venting plug cover chamber body of the venting plug cover are provided with to
At least three upper surfaces of interior extension are circular cone bar shaped wide at the top and narrow at the bottom for each raised projection in plane or low dip face.
Preferably, the radial direction that at least three assembly connection portions on the venting plug cover chamber body of the venting plug cover are provided with to
At least three upper surfaces of interior extension are upper surface for the raised cross sectional shape of each raised of plane or low dip face
For the triangle either zigzag either trapezoidal either waveform either parabola shaped either semicircle or ellipse of plane.
Preferably, also made by elastomeric material and become including the overall of joint construction, the venting plug and gearbox body
Fast casing is provided with connecting hole, and the joint construction includes the lower end of the aerofluxuss cock body for being located at venting plug and gearbox body connecting portion
Scarfing unit on position, and the cooperation scarfing unit being accordingly located on the connecting hole of gearbox body, the venting plug of the venting plug
The lower end of body is with gearbox body is using scarfing unit and coordinates scarfing unit interlocking.
Preferably, the scarfing unit is the raised or radial direction extended radially outwardly by the lower end of the aerofluxuss cock body of venting plug
The annular groove for extending internally, accordingly, it is described coordinate scarfing unit be by gearbox body radially outward stretch out it is annular recessed
Groove or the projection for extending radially inwardly.
The present invention includes following beneficial effect；
Due to also including venting plug cover, spring and barrier piece by made by elastomeric material, and interface arrangment, the venting plug cover
Including the venting plug cover body of the venting plug cover chamber body comprising lower ending opening, the exhaust passage in the venting plug body of the venting plug is passed through
The upper and lower side of logical aerofluxuss cock body, the internal diameter of the venting plug cover chamber body of the venting plug cover is outer slightly larger than the aerofluxuss cock body of venting plug
Footpath, the interface arrangment includes at least two clamping connecting portions extended downwardly by the lower end of the venting plug cover chamber body of venting plug cover
With at least two Access Divisions that are respectively provided on two clamping connecting portions, and the aerofluxuss cock body of venting plug is accordingly located at
At least two cooperation Access Divisions on periphery, the venting plug cover chamber body of the venting plug cover is by least two Access Divisions and at least
Two clampings of aerofluxuss cock body and the venting plug cover chamber body in venting plug cover and the aerofluxuss of venting plug for coordinating Access Division and venting plug
Circumferentially there is the first gap in cock body, the spring is placed in upper, barrier piece lower outside the access section between part
Between the venting plug cover chamber body and venting plug of venting plug cover and the top with diameter greater than exhaust passage of barrier piece internal diameter it is little
In the internal diameter of venting plug cover chamber body.Then, outside dust, dirty particles or moisture etc. would not pass through the vent plug of vent plug housing
The gap that circumferentially exists between the lower end of housing body and the aerofluxuss cock body of venting plug and enter in gearbox body, to transmission case
Internal lubricating oil pollutes failure or causes corrosion to the part in transmission case body.Thus, preventing polluting effect is preferable, and
The service life of gearbox body can be improved, and then improves the service life of variator.And when the pressure of outside air is less than
During atmospheric pressure in gearbox body, the pressure in gearbox body will apply an outside thrust to barrier piece and spring, and make
Barrier piece leaves the top of the exhaust passage of the aerofluxuss cock body of venting plug.So, the inside of mission case just with ft connection
But the inside of mission case will soon balance with external pressure and the air pressure of outside can be more than quickly internal air pressure, just again
Can repeat above-mentioned when external pressure is more than the process of the air pressure inside of mission case；Thus, it is therefore prevented that mission case 2
Lubricating oil seldom can outwards volatilize with internal gas flow, and then consumed energy is less.Meanwhile, the venting plug cover chamber body of venting plug cover
Coordinate the aerofluxuss cock body clamping of Access Divisions and venting plug by least two Access Divisions and at least two, also cause venting plug cover with
And the maintenance of barrier piece and spring changes very convenient easy.
Description of the drawings
Fig. 1 is the structural representation of the automotive transmission exhaust apparatus of prior art；
Fig. 2 is the structural representation of the present invention；
Fig. 3 is the structural representation of venting plug cover；
Fig. 4 is the A-A of Fig. 2 to sectional view；
Fig. 5 is the B-B direction sectional view of Fig. 2.
Specific embodiment
The preferred embodiment of the present invention is elaborated below in conjunction with the accompanying drawings.
Referring to Fig. 2 to 5, automotive transmission exhaust apparatus of the present invention, including venting plug 1, the venting plug 1 include lower end with
Gearbox body 2 connects and the aerofluxuss cock body 10 outside mission case 2, and the lower end by aerofluxuss cock body 10 and variator
The exhaust passage 11 of the inside connection of casing 2.From Fig. 2 to 5, present invention additionally comprises the venting plug cover by made by elastomeric material
12nd, spring 3 and barrier piece 4, and interface arrangment 120,100, the venting plug cover 12 includes the venting plug comprising lower ending opening
The venting plug cover body 123 of cover chamber body 121, the insertion aerofluxuss cock body 10 of exhaust passage 11 in the aerofluxuss cock body 10 of the venting plug 1
Upper and lower side, the internal diameter of the venting plug cover chamber body 121 of the venting plug cover 12 is outer slightly larger than the aerofluxuss cock body 10 of venting plug 1
Footpath, the interface arrangment 120,100 includes at least two extended downwardly by the lower end of the venting plug cover chamber body 121 of venting plug cover 12
Individual clamping connecting portion 124 and at least two Access Divisions 120 being respectively provided on two clamping connecting portions 124, and accordingly
At least two cooperation Access Divisions 100 being located on the periphery of the aerofluxuss cock body 10 of venting plug 1, the venting plug of the venting plug cover 12
Cover chamber body 121 is blocked by least two Access Divisions 120 and at least two cooperation Access Divisions 100 with the aerofluxuss cock body 10 of venting plug 1
Connect and the venting plug cover chamber body 121 of venting plug cover 12 and the aerofluxuss cock body 10 of venting plug 1 outside the access section circumferentially
There is the first gap 5 between part, the spring 3 is in upper, barrier piece 4 in lower the venting plug cover chamber for being positioned over venting plug cover 12
The internal diameter between the body 121 and venting plug 1 and top with diameter greater than exhaust passage 11 of barrier piece 4 is less than venting plug cover chamber body
121 internal diameter.So, outside dust, dirty particles or moisture etc. would not pass through the venting plug cover of venting plug cover 12
The gap that circumferentially exists between the lower end of body 121 and the aerofluxuss cock body 10 of venting plug 1 and enter in gearbox body 2, to speed change
Lubricating oil in device casing 2 pollutes failure or causes corrosion to the part in mission case 2.Thus, preventing polluting effect
Preferably, and the service life of gearbox body 2 can be improved, and then improves the service life of variator.And when outside air
When pressure is less than the atmospheric pressure in gearbox body 2, the pressure in gearbox body 2 will apply one outwards to barrier piece 4 and spring 3
Thrust, and make barrier piece 4 leave the top of the exhaust passage 11 of the aerofluxuss cock body 10 of venting plug 1.So, mission case 2
Inside just with ft connection but the inside of mission case 2 will soon balance with outside air pressure and outside air pressure quickly again
Internal air pressure can be more than, will repeat above-mentioned when external pressure is more than the process of the air pressure inside of mission case 2；Cause
And, the lubricating oil in mission case 2 seldom can outwards volatilize with internal gas flow, and then consumed energy is less.Meanwhile, aerofluxuss
The venting plug cover chamber body 121 of plug cover 12 coordinates Access Division 100 and venting plug 1 by least two Access Divisions 120 and at least two
The clamping of aerofluxuss cock body 10, also cause venting plug cover 12 and barrier piece 4 and spring 3 maintenance change it is very convenient easily.
From Fig. 2 to 5, at least two clamping connecting portions of the venting plug cover chamber body 121 for being located at venting plug cover 12
At least two Access Divisions 120 on 124 are two hole clippings, are accordingly located on the periphery of the aerofluxuss cock body 10 of venting plug 1 at least
Two coordinate Access Division 100 to be two projections.This causes relatively simple for structure, the manufacture of interface arrangment 120,100 to be easier
And using effect is preferable.
It is described be located at least two clamping connecting portions 124 of the venting plug cover chamber body 121 of venting plug cover 12 at least two
It can also be two projections that individual Access Division 120 is（Not shown in figure）, accordingly it is located at the periphery of the aerofluxuss cock body 10 of venting plug 1
On at least two cooperation Access Divisions 100 be two hole clippings.This again such that interface arrangment 120,100 it is relatively simple for structure,
Manufacture is easier and using effect is preferable.
From Fig. 2 to 5, at least two Access Divisions 120 being located in the venting plug cover chamber body 121 of venting plug cover 12
The cross sectional shape for being accordingly located at least two cooperation Access Divisions 100 on the periphery of the aerofluxuss cock body 10 of venting plug 1 is three
It is angular, this cause interface arrangment 120,100 it is relatively simple for structure, manufacture is easier and using effect is preferable.Certainly, it is described
At least two Access Divisions 120 being located in the venting plug cover chamber body 121 of venting plug cover 12 and the aerofluxuss for being accordingly located at venting plug 1
The cross sectional shape of at least two cooperation Access Divisions 100 can also be zigzag on the periphery of cock body 10（Not shown in figure）Or
It is trapezoidal（Not shown in figure）Or waveform（Not shown in figure）Or it is parabola shaped（Not shown in figure）Or it is semicircle（In figure
It is not shown）Or it is oval（Not shown in figure）.This is again such that the relatively simple for structure of interface arrangment 120,100, manufacture ratio
It is easier to and using effect is preferable.
The venting plug cover 12 is overall, and by spring steel, either gum elastic or elastoplast are made.This causes venting plug cover
12 manufactures are easier and using effect is preferable, and the entirety of venting plug cover 12 is made up of gum elastic or elastoplast so that
Overall weight of the present invention is lighter, being capable of reducing energy consumption.
From Fig. 2 to 5, be additionally provided with the venting plug cover chamber body 121 of the venting plug cover 12 extend downwardly in circumference
At least three assembly connection portions 125 that upper and interface arrangment 120,100 mutually staggers and respectively by least three assembly connection
At least three upper surfaces that portion 125 extends radially inwardly are the projection 122 in plane or low dip face and this is at least three raised
The top of 122 upper surface to venting plug cover chamber body 121 longitudinal direction height more than spring 3 in free state longitudinal direction height with
The thickness sum of barrier piece 4, described at least three raised 122 longitudinal directions are positioned at top, their inner side of interface arrangment 120,100
The empty diameter of a circle that formed is small in barrier piece 4 and the external diameter of the aerofluxuss cock body 10 of venting plug 1, the aerofluxuss cock body 10 it is outer
It is provided with the cannelure 101 positioned at the top of interface arrangment 120,100 week, the inner elastic of at least three projection 122 is supported
It is pressed on the cannelure 101 on the periphery of the aerofluxuss cock body 10 of venting plug 1 and the inner elastic at least three projection 122 is supported
The aerofluxuss of the circumferentially portion discharge plug cover 12 outside being pressed at the cannelure 101 on the periphery of the aerofluxuss cock body 10 of venting plug 1
There is the second gap 6 between plug cover chamber body 121 and the aerofluxuss cock body 10 of venting plug 1.The row of venting plug cover 12 can so be utilized
At least three projections 122 at least three assembly connection portions 125 of vent plug cover chamber body 121, in advance by spring 3 in upper, barrier
Piece 4 is in lower at least three dresses for being assembled in the venting plug cover chamber body 121 of venting plug cover 12 and utilizing venting plug cover chamber body 121
Upper surface with least three projections 122 on connecting portion 125 is contacted with the lower surface of barrier piece 4, makes venting plug cover 12, by bullet
Together with spring 3 is assembled into barrier piece 4, then again the venting plug cover chamber body 121 of venting plug cover 12 is directed at into the aerofluxuss of venting plug 1
Cock body 10 is down elapsed, and makes at least three assembly connection portions 125 at least three raised 122 to depart from barrier pieces 4, along aerofluxuss
The periphery of the aerofluxuss cock body 10 of plug 1 moves down and makes the inner elastic of at least three projections 122 be pressed on the row of venting plug 1
By the venting plug cover chamber body of venting plug cover 12 on cannelure 101 on the periphery of vent plug body 10 and using interface arrangment 120,100
121 are assembled together with the aerofluxuss cock body 10 of venting plug 1.Thus, it is possible to solve the row that barrier piece 4 is first positioned over venting plug 1
It is positioned on barrier piece 4 on vent plug body 10, again by spring 3, then the venting plug cover chamber body 121 of venting plug cover 12 is covered on into spring 3
It is positioned on barrier piece 4 and recycles interface arrangment 120,100 by the venting plug cover chamber body 121 of venting plug cover 12 and venting plug 1
Efficiency of assembling that aerofluxuss cock body 10 is assembled together and occurs is relatively low and the not manageable problem of erecting yard finding, and adds
Fast-assembling speed, raising efficiency of assembling.
The radial direction that at least three assembly connection portions 125 on the venting plug cover chamber body 121 of the venting plug cover 12 are provided with
It is wide at the top and narrow at the bottom that at least three upper surfaces for extending internally are each projection 122 of the projection 122 in plane or low dip face
Circular cone bar shaped（Not shown in figure）.Then this again will together with causing by venting plug cover 12, by spring 3 to be assembled into barrier piece 4
The aerofluxuss cock body 10 of the alignment venting plug 1 of venting plug cover chamber body 121 of venting plug cover 12 is down elapsed, and makes at least three projections 122
The barrier piece 4, periphery along the aerofluxuss cock body 10 of venting plug 1 is moved down, their inner elastic is pressed on venting plug 1 for disengaging
Aerofluxuss cock body 10 periphery on and using interface arrangment 120,100 by the venting plug cover chamber body 121 of venting plug cover 12 and aerofluxuss
It is in hgher efficiency that the aerofluxuss cock body 10 of plug 1 is assembled together.
From Fig. 2 to 5, at least three assembly connection portions 125 on the venting plug cover chamber body 121 of the venting plug cover 12
At least three upper surfaces for extending radially inwardly being provided with are each projection 122 of the projection 122 in plane or low dip face
Cross sectional shape be upper surface be plane triangle.This by venting plug cover 12, by spring 3 and barrier piece 4 again such that fill
It is made into together, then again down pushes away the aerofluxuss cock body 10 that the venting plug cover chamber body 121 of venting plug cover 12 is directed at venting plug 1
Move, make at least three raised 122 depart from the barrier pieces 4, periphery along the aerofluxuss cock body 10 of venting plug 1 move down, they
Inner elastic is pressed on the cannelure 101 on the periphery of the aerofluxuss cock body 10 of venting plug 1 and will using interface arrangment 120,100
The venting plug cover chamber body 121 of venting plug cover 12 is in hgher efficiency with what the aerofluxuss cock body 10 of venting plug 1 was assembled together.Certainly, institute
That states that at least three assembly connection portions 125 on the venting plug cover chamber body 121 of venting plug cover 12 are provided with extends radially inwardly
At least three upper surfaces are upper surface for the cross sectional shape of plane or each projection 122 of the projection 122 in low dip face
Plane can also be zigzag（Not shown in figure）Or it is trapezoidal（Not shown in figure）Or waveform（Not shown in figure）
Or it is parabola shaped（Not shown in figure）Or it is semicircle（Not shown in figure）Or it is oval（Not shown in figure）.This is similarly
So that together with being assembled into barrier piece 4 by venting plug cover 12, by spring 3, then again by the venting plug cover chamber of venting plug cover 12
The aerofluxuss cock body 10 of the alignment venting plug 1 of body 121 is down elapsed, and makes at least three raised 122 to depart from barrier pieces 4, along venting plug 1
Aerofluxuss cock body 10 periphery move down, their inner elastic is pressed on the periphery of aerofluxuss cock body 10 of venting plug 1
By the aerofluxuss of the venting plug cover chamber body 121 of venting plug cover 12 and venting plug 1 on cannelure 101 and using interface arrangment 120,100
It is in hgher efficiency that cock body 10 is assembled together.
From Fig. 2 to 5, present invention additionally comprises the entirety of joint construction 102,202, the venting plug 1 and gearbox body 2
Made by elastomeric material and gearbox body 2 is provided with connecting hole 20, the joint construction 102,202 includes being located at venting plug 1
Aerofluxuss cock body 10 lower end and the connecting portion of gearbox body 2 on scarfing unit 102, and be accordingly located at gearbox body 2
Cooperation scarfing unit 202 on connecting hole 20, lower end and the gearbox body 2 of the aerofluxuss cock body 10 of the venting plug 1 adopt scarfing unit
102 rabbet with cooperation scarfing unit 202.This causes the assembly connection of the lower end of the aerofluxuss cock body 10 of venting plug 1 and gearbox body 2 more
Plus it is solid and reliable, even if venting plug 1 and gearbox body 2 geomery in the case of expanding with heat and contract with cold changes also firmly can may be used
Rabbet together by ground.
From Fig. 2 to 5, the scarfing unit 102 is to be extended radially outwardly by the lower end of the aerofluxuss cock body 10 of venting plug 1
Annular groove that is raised or extending radially inwardly, accordingly, the cooperation scarfing unit 202 be by gearbox body 2 radially outward
The annular groove for stretching out or the projection for extending radially inwardly.This cause joint construction 102,202 it is relatively simple for structure,
Manufacture is easier and using effect is preferable.
The preferred embodiment of the present invention is elaborated above in conjunction with accompanying drawing, but the present invention be not limited to it is above-mentioned
Embodiment, in the ken that art those of ordinary skill possesses, can be with without departing from ancestor of the present invention
Various changes can be made on the premise of purport.
Claims (10)
1. a kind of automotive transmission exhaust apparatus, including venting plug (1), the venting plug (1) includes lower end and gearbox body (2)
Connection and the aerofluxuss cock body (10) outside mission case (2), and the lower end by aerofluxuss cock body (10) and transmission case
The exhaust passage (11) of the inside connection of body (2), is characterized in that：Also include venting plug cover (12), bullet by made by elastomeric material
Spring (3) and barrier piece (4), and interface arrangment (120,100), the venting plug cover (12) includes the aerofluxuss comprising lower ending opening
The venting plug cover body (123) of plug cover chamber body (121), the exhaust passage (11) in the aerofluxuss cock body (10) of the venting plug (1) is passed through
The upper and lower side of logical aerofluxuss cock body (10), the internal diameter of venting plug cover chamber body (121) of the venting plug cover (12) is slightly larger than venting plug
(1) external diameter of aerofluxuss cock body (10), and the interface arrangment (120,100) include by the venting plug cover chamber body of venting plug cover (12)
(121) at least two clamping connecting portions (124) and be respectively provided on two clamping connecting portions (124) that lower end extends downwardly
At least two Access Divisions (120), and at least two be accordingly located on the periphery of the aerofluxuss cock body (10) of venting plug (1)
Coordinate Access Division (100), venting plug cover chamber body (121) of the venting plug cover (12) by least two Access Divisions (120) and
At least two aerofluxuss cock body (10) clampings for coordinating Access Division (100) and venting plug (1) and in the venting plug of venting plug cover (12)
The aerofluxuss cock body (10) of cover chamber body (121) and venting plug (1) circumferentially existing between first between part outside the access section
Gap (5), the spring (3) upper, barrier piece (4) lower venting plug cover chamber body (121) for being positioned over venting plug cover (12) with
The internal diameter between venting plug (1) and the top with diameter greater than exhaust passage (11) of barrier piece (4) is less than venting plug cover chamber body
(121) internal diameter.
2. automotive transmission exhaust apparatus as claimed in claim 1, is characterized in that：The aerofluxuss for being located at venting plug cover (12)
At least two Access Divisions (120) at least two clamping connecting portions (124) of plug cover chamber body (121) are two hole clippings, correspondence
Be located on the periphery of the aerofluxuss cock body (10) of venting plug (1) at least two cooperation Access Division (100) be two projections.
3. automotive transmission exhaust apparatus as claimed in claim 1, is characterized in that：The aerofluxuss for being located at venting plug cover (12)
At least two Access Divisions (120) at least two clamping connecting portions (124) of plug cover chamber body (121) are two projections, correspondence
Be located on the periphery of the aerofluxuss cock body (10) of venting plug (1) at least two cooperation Access Division (100) be two hole clippings.
4. automotive transmission exhaust apparatus as claimed any one in claims 1 to 3, is characterized in that：It is described to be located at venting plug
Cover at least two Access Divisions (120) in venting plug cover chamber body (121) of (12) and be accordingly located at the venting plug of venting plug (1)
The cross sectional shape of at least two cooperations Access Division (100) on the periphery of body (10) is triangle either zigzag or trapezoidal
Either waveform either parabola shaped either semicircle or ellipse.
5. automotive transmission exhaust apparatus as claimed in claim 4, is characterized in that：The venting plug cover (12) is overall by spring
Steel either make by gum elastic or elastoplast.
6. automotive transmission exhaust apparatus as claimed in claim 5, is characterized in that：The venting plug cover of the venting plug cover (12)
Be additionally provided with cavity (121) extend downwardly in the circumferential with interface arrangment (120, at least three assemblings 100) mutually staggered
Connecting portion (125) and at least three upper surfaces for being extended radially inwardly by least three assembly connections portion (125) respectively are flat
The top of the upper surface to venting plug cover chamber body (121) of the projection (122) in face or low dip face and at least three raised (122)
The longitudinal direction height in portion is more than longitudinal direction of the spring (3) in free state highly and the thickness sum of barrier piece (4), and described at least three
Individual projection (122) be longitudinally located at interface arrangment (120, the empty diameter of a circle that top 100), their inner side are formed it is small in
The external diameter of the aerofluxuss cock body (10) of barrier piece (4) and venting plug (1), the periphery of the aerofluxuss cock body (10) is provided with positioned at clamping
(120, the cannelure (101) of top 100), the inner elastic of described at least three raised (122) is pressed on venting plug to structure
(1) inner elastic on the cannelure (101) on the periphery of aerofluxuss cock body (10) and at least three raised (122) is compressed
Circumferentially portion discharge plug cover (12) outside cannelure (101) place on the periphery of the aerofluxuss cock body (10) of venting plug (1)
Venting plug cover chamber body (121) and the aerofluxuss cock body (10) of venting plug (1) between there is the second gap (6).
7. automotive transmission exhaust apparatus as claimed in claim 6, is characterized in that：The venting plug cover of the venting plug cover (12)
At least three upper surfaces for extending radially inwardly that at least three assembly connection portions (125) on cavity (121) are provided with are flat
Each of the projection (122) in face or low dip face raised (122) is circular cone bar shaped wide at the top and narrow at the bottom.
8. automotive transmission exhaust apparatus as claimed in claim 6, is characterized in that：The venting plug cover of the venting plug cover (12)
At least three upper surfaces for extending radially inwardly that at least three assembly connection portions (125) on cavity (121) are provided with are flat
The cross sectional shape of each raised (122) of the projection (122) in face or low dip face be the triangle that upper surface is plane or
Person's zigzag either trapezoidal either waveform either parabola shaped either semicircle or ellipse.
9. automotive transmission exhaust apparatus as claimed in claim 5, is characterized in that：Also include joint construction (102,202), institute
State the overall of venting plug (1) and gearbox body (2) to be made by elastomeric material and gearbox body (2) is provided with connecting hole (20),
The joint construction (102,202) lower end including the aerofluxuss cock body (10) for being located at venting plug (1) and gearbox body (2) connecting portion
Scarfing unit (102) on position, and the cooperation scarfing unit (202) being accordingly located on the connecting hole of gearbox body (2) (20), institute
Lower end and the gearbox body (2) of aerofluxuss cock body (10) of venting plug (1) are stated using scarfing unit (102) and cooperation scarfing unit (202)
Interlocking.
10. automotive transmission exhaust apparatus as claimed in claim 9, is characterized in that：The scarfing unit (102) is by venting plug
(1) extend radially outwardly raised of the lower end of aerofluxuss cock body (10) or the annular groove for extending radially inwardly, accordingly, institute
State and coordinate scarfing unit (202) to be the annular groove that radially outward stretched out by gearbox body (2) or extend radially inwardly
It is raised.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070470.9A CN106594241A (en) | 2017-02-09 | 2017-02-09 | Automobile transmission exhaust device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070470.9A CN106594241A (en) | 2017-02-09 | 2017-02-09 | Automobile transmission exhaust device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106594241A true CN106594241A (en) | 2017-04-26 |
Family
ID=58586965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710070470.9A Pending CN106594241A (en) | 2017-02-09 | 2017-02-09 | Automobile transmission exhaust device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106594241A (en) |
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| CN107355529A (en) * | 2017-06-28 | 2017-11-17 | 唐红荣 | Gearbox venting plug and its installation method |
| CN109667915A (en) * | 2019-02-01 | 2019-04-23 | 重庆长安新能源汽车科技有限公司 | A kind of vehicle, gearbox and its exhaust valve is oriented to from close formula |
| CN112648353A (en) * | 2021-01-07 | 2021-04-13 | 六安市龙兴汽车零部件有限公司 | New energy automobile gearbox casing lateral wall ventilation structure |
| CN114829824A (en) * | 2020-02-18 | 2022-07-29 | 宝马股份公司 | Connecting device for a transmission exhauster |
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| CN112648353A (en) * | 2021-01-07 | 2021-04-13 | 六安市龙兴汽车零部件有限公司 | New energy automobile gearbox casing lateral wall ventilation structure |
| CN112648353B (en) * | 2021-01-07 | 2022-05-03 | 六安市龙兴汽车零部件有限公司 | New energy automobile gearbox casing lateral wall ventilation structure |
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Application publication date: 20170426 |