CN108119637A - Breather valve - Google Patents
Breather valve Download PDFInfo
- Publication number
- CN108119637A CN108119637A CN201611085225.7A CN201611085225A CN108119637A CN 108119637 A CN108119637 A CN 108119637A CN 201611085225 A CN201611085225 A CN 201611085225A CN 108119637 A CN108119637 A CN 108119637A
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- CN
- China
- Prior art keywords
- fluid
- accommodating cavity
- cavity
- separating element
- breather valve
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- 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.)
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The present invention provides a kind of breather valves, it includes the shell for being formed with fluid inlet and fluid outlet, the enclosure is formed with the cavity being communicated between fluid inlet and the fluid outlet, and in the cavity of the fluid outlet, the core plate to separate cavity between fluid inlet and the fluid outlet, and the cavity is because of the separation of the core plate, and the accommodating cavity of sealing is formed between core plate and fluid inlet.Breather valve of the present invention further include be arranged in the accommodating cavity, the partition plate group the accommodating cavity to be separated into the fluid passageway of labyrinth shape, and the end channel of the fluid passageway can be then in communication with the outside by the venthole on core plate.The breather valve can increase cooling time of oil vapour by the fluid passageway for setting partition plate group that accommodating cavity is separated into labyrinth shape, and then it can prevent from altering on oil vapour and the condensation of oil vapour can be convenient for, thus prevent oil vapour and introduced contaminants with reference to and generate greasy filth, and then ventilatory effect can be improved.
Description
Technical field
The present invention relates to the air-breather on vehicle, more particularly to a kind of breather valve.
Background technology
By being provided with ventilation breaking-out as air-breather on transfer case of automobile, speed changer, with balance external and internal pressure and
Prevent external muddy water, dust from entering the effect of enclosure interior.Existing breather valve is mostly check valve, is mainly included mostly by leading to
Air valve body, ventilation bonnet, rubber sheet gasket and spring composition, when transfer gear, speed changer operating temperature are higher, gear oil forms oil
Steam and generate high pressure and when the air pressure is more than the pressure of spring, rubber sheet gasket is jacked up, oil vapour from ventilation bonnet with it is logical
It is released in gap between air valve body, oil vapour can mix with dust and greasy filth is generated around valve body in above-mentioned exhaust process, meeting
Influence ventilatory effect.In addition, when transfer gear, speed changer operating temperature are relatively low, body cavity can generate negative pressure with the external world, cause
Sealing element is easily frayed, causes the generation of oil leakage phenomenon, and also results in extraneous muddy water and enter in transmission housing body, causes
Parts wear in it.
The content of the invention
In view of this, the present invention is directed to propose a kind of breather valve, to improve ventilatory effect.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way：
A kind of breather valve, the shell including being formed with fluid inlet and fluid outlet, the enclosure are formed with connection
Cavity between the fluid inlet and the fluid outlet, further includes：
Core plate in the cavity of the fluid outlet, and is formed between the fluid inlet and the fluid outlet
Cavity separation；The cavity forms sealing because of the separation of the core plate between the core plate and the fluid inlet
Accommodating cavity, the venthole for connecting the fluid outlet and the accommodating cavity is equipped in the core plate；
Partition plate group is arranged in the accommodating cavity, and the accommodating cavity is separated into the fluid passageway of labyrinth shape；It is described logical
Stomata forms the connection between the end channel of the fluid passageway and the fluid outlet.
Further, the partition plate group includes：
First partition group is connected on the inner wall of the accommodating cavity, and the first partition group is included along the accommodating cavity footpath
The multiple first separating element plates being distributed to spacing；
Second partition group is connected on the core plate, and the second partition group is included along the accommodating cavity spaced radial point
Multiple second separating element plates of cloth；Each second separating element plate is interspersed in the spacing of multiple first separating element plates
It is interior.
Further, the first separating element plate is by being looped around multiple first curved baffle groups of the fluid inlet
Into being formed with the first gap between two neighboring first curved baffle；The second separating element plate is kept off by multiple second arcs
Plate encloses structure and forms, and the second gap is formed between two neighboring second curved baffle；The second separating element plate and described
Concentrically line is set one separating element plate.
Further, the center line of the center line of the first separating element plate and the second separating element plate, with institute
The center line for stating fluid inlet overlaps.
Further, into angle between the radial line where first gap and the radial line where second gap
It sets.
Further, the fluid inlet is sets main channel on the shell, and the main channel is by the shell
Outside extend in the accommodating cavity, and form gap between the core plate；In the oriented appearance that is connected on the core plate
Put the separating tube that intracavitary extends and is set in outside the main channel, free end and the accommodating cavity radial direction of the separating tube
Inner wall spacing is set.
Further, the inner radial wall of the accommodating cavity is equipped with the oil-recovery tank connected with the fluid inlet.
Further, in the cavity between the core plate and the fluid outlet, sequentially passed through equipped with fluid is supplied
Oil absorbent material and air ventilation membrane.
Further, the oil absorbent material includes the first oil absorbent material along the axially stacking setting of the cavity and the second oil suction
Cotton.
Further, it is connected with auxiliary ventilating pipe on the shell at where the oil absorbent material.
Compared with the prior art, breather valve of the present invention has the advantage that：
Breather valve according to embodiments of the present invention by the way that core plate is set to separate fluid inlet and fluid outlet, and is holding
Put intracavitary set partition plate group accommodating cavity to be separated into the fluid passageway of labyrinth shape, and then can increase oil vapour in accommodating cavity
Cooling time, can prevent from altering on oil vapour and convenient for oil vapour condensation, oil vapour is thus prevented to be combined with introduced contaminants
And greasy filth is generated, and then improve ventilatory effect；The venthole connected with fluid outlet is equipped on core plate simultaneously, so as to keep away
Exempt from occur the phenomenon that negative pressure in accommodating cavity, reduce the abrasion of component, it is simple and reliable for structure, there is good practicability.
Description of the drawings
The attached drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the detonation configuration figure of the breather valve described in the embodiment of the present invention；
Fig. 2 is the assembling structure schematic diagram of the breather valve described in the embodiment of the present invention；
Fig. 3 is the top view of the ventilation valve body described in the embodiment of the present invention；
Fig. 4 is A-A faces sectional view in Fig. 3；
Fig. 5 is the bottom view of the core plate described in the embodiment of the present invention；
Fig. 6 is the oil vapour flow schematic diagram described in the embodiment of the present invention；
Reference sign：
1- shells, 101- ventilation valve bodies, 1011- inlet ends, 1012- cavitys, 1013- openends, 1014- house a point chamber,
102- ventilation valve decks, 2- fluid inlets, 3- core plates, 301- separating tubes, 4- ventholes, 5- partition plate groups, 501- first partition groups,
5011- the first separating element plates, the first curved baffles of 5011a-, 502- second partition groups, 5021- the second separating element plates,
The second curved baffles of 5021a-, the first gaps of 6-, the second gaps of 7-, 8- oil-recovery tanks, 9- oil absorbent materials, the first oil absorbent materials of 901-,
The second oil absorbent materials of 902-, 10- air ventilation membranes, 11- auxiliary ventilating pipes.
Specific embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present embodiment is related to a kind of breather valve, the shell including being formed with fluid inlet and fluid outlet, the shell
Inside is formed with the cavity that is communicated between the fluid inlet and the fluid outlet and arranged on the fluid outlet
Cavity is interior, the core plate to separate cavity between the fluid inlet and the fluid outlet, and the cavity is because of the core plate
Separate, and the accommodating cavity of sealing is formed between the core plate and the fluid inlet.The breather valve further include be arranged on it is described
Accommodating cavity is interior, the partition plate group the accommodating cavity to be separated into the fluid passageway of labyrinth shape, and the end channel of the fluid passageway
It can then be connected by the venthole on core plate with fluid outlet.The breather valve is by setting partition plate group to be separated into accommodating cavity
The fluid passageway of labyrinth shape can increase the cooling time of oil vapour, and then can prevent from altering on oil vapour and can be convenient for the solidifying of oil vapour
Knot, thus prevent oil vapour and introduced contaminants with reference to and generate greasy filth, and then ventilatory effect can be improved.
Based on design as above thought, a kind of example arrangement of breather valve described in the present embodiment can be such as Fig. 1 and Fig. 2 institutes
Show, the whole shell 1 described in the present embodiment can be the combination of cylinder, right prism body and cylinder or right prism body, most
It is excellent for cylinder, ventilation valve body 101 including inner hollow and one end open and be removably fastened on ventilation valve body
Ventilation valve deck 102 at 101 openends is formed with the seam being not shown in figure between the ventilation valve deck 102 and ventilation valve body 101
Gap, which is the fluid outlet, and fluid inlet 2 is then formed at ventilation valve body 101 compared with fluid outlet
On the other end (end for ease of description, is referred to as inlet end 1011 in the present embodiment).
Cavity 1012 described in the present embodiment is to ventilate after valve body 101 is closed with the ventilation lid of valve deck 102 to be formed at breather valve
Space inside body 101.The cross section of the cavity 1012 and core plate 3 is set in shell 1 with the shape, optimal for circle.Such as Fig. 2 institutes
Show, and for the cooling effect for increasing oil vapour, set core plate 3 away from inlet end 1011 in the present embodiment, and it is optimal to set
At the openend 1013 of ventilation valve body 101, the accommodating cavity is that the inside that core plate 3 and ventilation valve body 101 are formed is empty at this time
Between.In addition, venthole 4 is arranged on to the edge of core plate 3, so that it can be with outermost appearance described below in the present embodiment
Point chamber 1014 is put to be connected, with ensure oil vapour through it is described below it is each it is accommodating divide chamber after be just discharged.
Since cavity 1012 is circular setting, in order to ensure also to set 4 ring core plate 3 of venthole in ventilatory effect the present embodiment
That puts is multiple.As shown in Figure 3 and Figure 4, partition plate group 5 includes the first partition being connected on 1011 inner wall of inlet end in the present embodiment
Group 501, the first partition group 501 include along accommodating cavity radial spacing be distributed multiple first separating element plates 5011, each first
Separating element plate 5011 is annular setting, and respectively with input end 1011 for starting point to ventilation valve body 101 openend 1013
Extension and formed and be tightly connected with core plate 3, accommodating cavity is separated into and multiple above-mentioned accommodating divides chamber 1014.
In above-mentioned structure, in order to enable oil vapour divides chamber 1014 in turn through each house, each in the present embodiment
A first separating element plate 5011 has been respectively formed on the first gap 6, and as shown in Figure 3 and Figure 4, the first separating element plate 5011 is by ring
The multiple first curved baffle 5011a compositions being wound at fluid inlet 2, then shape between two neighboring first curved baffle 5011a
Into the first above-mentioned gap 6.While in order to ensure oil vapour in each accommodating flow effect divided in chamber 1014, the present embodiment
It is set between the radial line where the first gap 6 on adjacent first separating element plate 5011 into angle, i.e., adjacent first separates
The radial line where the first gap 6 on cell board 5011 is not on the same diameter line of accommodating cavity.In order to ensure oil vapour
Cooling effect is simultaneously in the considerations of avoiding increasing oil vapour flow resistance, and the first curved baffle 5011a is in ring in the present embodiment
2~4 of shape arrangement, optimal is 3.
For the ease of processing, adjacent 5011 distance of the first separating element plate on ventilation valve body 101 in the present embodiment
Cannot be too near, first separating element plate 5011 is arranged to two according to the size of ventilation valve body 101 in the present embodiment.It is simultaneously
The cooling effect of oil vapour is not influenced, being plugged in the present embodiment what core plate 3 slided on ventilation valve body 101, and in core plate 3
On be again provided with the second partition group 502 identical with 501 structure of first partition group.As shown in figure 5, second partition in the present embodiment
Group 502 includes the multiple second separating element plates 5021 being distributed along the accommodating cavity spaced radial, each second separating element plate
5021 are interspersed in the spacing of multiple first separating element plates 5011.It is identical with the first separating element plate 5011, in the present embodiment
Structure is enclosed in the second separating element plate 5021 by multiple second curved baffle 5021a to form, and two neighboring second curved baffle
The second gap 7 is formed between 5021a, the width in second gap 7 and the width in the first above-mentioned gap 7 are equivalent or different
It sets.In addition, the second separating element plate 5021 can be alternatively one to be multiple in the present embodiment, particular number can be according to core
The cross-sectional sizes of plate 3 and the cooling effect of oil vapour determine jointly.
Since the second separating element plate 5021 is respectively interposed in the spacing of multiple first separating element plates 5011, at this time on
Angle setting is then not required between the radial line where the first gap 6 on the adjacent first separating element plate 5011 stated, and will
Radial line where adjacent the first gap 6 is placed in the same diameter line (state i.e. shown in Fig. 3) of accommodating cavity, and need by
(state as shown in Figure 6) is set into angle between radial line where the first adjacent gap 6 and the second gap 7.This implementation
It, on the one hand can be by setting first partition group 501 and second partition group 502 respectively on ventilation valve body 101 and core plate 3 in example
One step promotes the cooling time of oil vapour, on the other hand can also avoid first partition group 501 and second partition group 502 while set
Ventilate the processing difficulties brought on valve body 101 or core plate 3 the problems such as.In addition, by first partition group 501 and in the present embodiment
Two partition plate groups 502, which are arranged at jointly on inlet end 1011 or core plate 3, also may be used.
In the present embodiment in above-mentioned structure, in order to ensure that oil vapour can be cooled down uniformly, as shown in fig. 6, by second point
Every cell board 5021 and the first separating element plate 5011, concentrically line is set.Simultaneously also by the cross section of fluid inlet 2
Rounded setting, and the center line of the center line of the first separating element plate 5011 and the second separating element plate 5021 is entered with fluid
The center line of mouth 2, which overlaps, to be set.As shown in Fig. 6 combinations Fig. 1, fluid inlet 2 is ventilated to be arranged on valve body 101 in the present embodiment
And 1011 main channel of inlet end is penetrated through, while in order to ensure that oil vapour can be entered smoothly in accommodating cavity, in the present embodiment
Main channel extends outward certain distance by inlet end 1011, and in order to above-mentioned first partition group 501 and second partition
Group 502 cooperation and further increase the cooling effect of oil vapour, in the present embodiment also will main channel along ventilation valve body 101 along
Heart line and extend in accommodating cavity, and the spacing of fuel feeding steam flow is formed between core plate 3, to ensure oil vapour via main logical
Tracheae can be flowed into accommodating divide in chamber 1014 after being oriented to.
That second partition group 502 is set to coordinate with first partition group 501 on core plate 3 is the same with above-mentioned, has Fig. 6 to combine and schemes
Be connected shown in 2, in the present embodiment on core plate 3 separating tube that extends and be set in outside the main channel in oriented accommodating cavity
301, the gap of the separating tube 301 and the formation fuel feeding steam flow of inlet end 1011 of ventilation valve body 101.Oil vapour is via main logical
Tracheae, which leads to go backward through segmentation pipe 301 and reversely lead, to be divided back into accommodating in chamber 1014.By the way that separating tube 301 is set to lead to main
Tracheae is used cooperatively, and on the one hand can be increased the path of oil vapour and be increased cooling effect, on the other hand also due to separating tube 301 rises
To the effect to oil vapour reverse leading, it can further prevent from altering on oil vapour, and be conducive to the liquefaction of oil vapour.
In the present embodiment, housing 1, core plate 3 and partition plate group 5 are made of heat dissipation preferable material, such as metal material, with
Can quickly it cool down consequently facilitating liquefying convenient for oil vapour.And can timely be exported after liquefying for the ease of oil vapour, this
The oil-recovery tank 8 connected with fluid inlet 2 is equipped in embodiment in the inner radial wall of accommodating cavity.As shown in figure 3, in the present embodiment
Oil-recovery tank 8 is arranged on the inner wall of inlet end 1011, and is radially extended along accommodating cavity and connected with fluid inlet 2, is entered by fluid
Mouth can be again flow back into the mechanisms such as speed changer, transfer gear, to realize the recycling of oil vapour.Oil-recovery tank 8 in the present embodiment
For the multiple of ring accommodating cavity setting, quantity can be set in the quantity in the first above-mentioned gap 6 and the second gap 7 with the shape, and be
Each oil-recovery tank 8 is respectively arranged on adjacent first gap 6 (or adjacent the second gap in the present embodiment by increase oil return effect
7) between.
In addition, as depicted in figs. 1 and 2, muddy water extraneous in order to prevent is entered in accommodating cavity and polluted in the present embodiment
Oil vapour is equipped in the cavity between core plate 3 and fluid outlet and passes through oil absorbent material 9 and air ventilation membrane 10 for fluid.The air ventilation membrane
10 can be the waterproof air ventilation membrane by polytetrafluoroethylene (PTFE) material, and oil absorbent material 9 can prevent the oil vapour in accommodating cavity to air ventilation membrane 10
It pollutes.In order to further prevent oil vapour from being impacted to air ventilation membrane, as depicted in figs. 1 and 2, oil absorbent material in the present embodiment
9 include the first oil absorbent material 901 and the second oil absorbent material 902 along the axially stacking setting of cavity 1012.In addition, in order to increase practicality
Property is also associated with auxiliary ventilating pipe 11 in the present embodiment on the shell where oil absorbent material.The auxiliary ventilating pipe 11 can be with main ventilation
Pipe is used cooperatively, such as can be by auxiliary ventilating pipe 11 and the less mechanism connection of oil vapour, such as the speed changer in vehicle, and by main ventilation
Pipe and the more mechanism connection of oil vapour, such as the transfer gear in vehicle.
When in use, by setting the fluid passageway of labyrinth type, (fluid passageway is by the first separating element plate for the breather valve
5011st, the 7 common shape of cavity and the first above-mentioned gap 6 and the second gap of composition is enclosed between the second separating element plate 5021
Into), may be such that the sufficient cooling liquid of oil vapour, thus prevent oil vapour scurry out after with introduced contaminants with reference to and generate greasy filth
And ventilatory effect is influenced, and at the same time main channel is set to coordinate the cooling for being also beneficial to oil vapour with separating tube 301.Simultaneously
The venthole 301 connected with fluid outlet is equipped on core plate 3, so as to avoid occurring in accommodating cavity the phenomenon that negative pressure, is reduced
The abrasion of component, it is simple and reliable for structure, there is good practicability.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modifications, equivalent replacements and improvements are made should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of breather valve, the shell (1) including being formed with fluid inlet (2) and fluid outlet, the shell (1) is internal to be formed
There is the cavity (1012) being communicated between the fluid inlet (2) and the fluid outlet, it is characterised in that further include：
Core plate (3) in the cavity (1012) of the fluid outlet, and forms the fluid inlet (2) and the fluid
The separation of cavity between outlet；The cavity (1012) is because of the separation of the core plate, and in the core plate (3) and the fluid
The accommodating cavity of sealing is formed between entrance (2), is equipped in the core plate (3) and connects the fluid outlet and the accommodating cavity
Venthole (4)；
Partition plate group (5), is arranged in the accommodating cavity, and the accommodating cavity is separated into the fluid passageway of labyrinth shape；It is described logical
Stomata (4) forms the connection between the end channel of the fluid passageway and the fluid outlet.
2. breather valve according to claim 1, it is characterised in that the partition plate group (5) includes：
First partition group (501), is connected on the inner wall of the accommodating cavity, and the first partition group (501) is included along the appearance
Put multiple first separating element plates (5011) of chamber radial spacing distribution；
Second partition group (502) is connected on the core plate (3), and the second partition group (502) is included along the accommodating cavity footpath
To the multiple second separating element plates (5021) being spaced apart；Each second separating element plate (5021) is interspersed in multiple described
In the spacing of first separating element plate (5011).
3. breather valve according to claim 2, it is characterised in that：The first separating element plate (5011) is by being looped around
It states multiple first curved baffles (5011a) at fluid inlet (2) to form, between two neighboring first curved baffle (5011a)
It is formed with the first gap (6)；The second separating element plate (5021) is enclosed structure by multiple second curved baffles (5021a) and is formed,
The second gap (7) is formed between two neighboring second curved baffle (5021a)；The second separating element plate (5021) and institute
Stating the first separating element plate (5011), concentrically line is set.
4. breather valve according to claim 3, it is characterised in that：The center line of the first separating element plate (5011) and
The center line of the second separating element plate (5021), overlaps with the center line of the fluid inlet (2).
5. breather valve according to claim 2, it is characterised in that：Radial line where first gap (6) with it is described
It is set between radial line where second gap (7) into angle.
6. breather valve according to claim 2, it is characterised in that：The fluid inlet (2) is to be arranged on shell (1)
Main channel, the main channel are extended to by the outside of the shell (1) in the accommodating cavity, and with the core plate (3) it
Between form gap；In extension in the oriented accommodating cavity that is connected on the core plate (3) and it is set in outside the main channel
Separating tube (301), the free end of the separating tube (301) are set with the accommodating cavity inner radial wall spacing.
7. breather valve according to claim 2, it is characterised in that：The inner radial wall of the accommodating cavity is equipped with and the stream
The oil-recovery tank (8) of body entrance (2) connection.
8. breather valve according to any one of claim 1 to 7, it is characterised in that：In the core plate (3) and the fluid
In the cavity (1012) between outlet, equipped with the oil absorbent material (9) and air ventilation membrane (10) sequentially passed through for fluid.
9. breather valve according to claim 8, it is characterised in that：The oil absorbent material (9) includes the axial direction along the cavity
The first oil absorbent material (901) and the second oil absorbent material (902) being superposed.
10. breather valve according to claim 8, it is characterised in that：The shell at where the oil absorbent material (9)
(1) auxiliary ventilating pipe (11) is connected on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085225.7A CN108119637B (en) | 2016-11-30 | 2016-11-30 | Vent valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085225.7A CN108119637B (en) | 2016-11-30 | 2016-11-30 | Vent valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108119637A true CN108119637A (en) | 2018-06-05 |
| CN108119637B CN108119637B (en) | 2021-05-14 |
Family
ID=62226359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611085225.7A Active CN108119637B (en) | 2016-11-30 | 2016-11-30 | Vent valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108119637B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577870A (en) * | 2020-05-27 | 2020-08-25 | 张辉 | Waterproof joint of speed changer breather pipe |
| WO2021213778A1 (en) * | 2020-04-21 | 2021-10-28 | Bayerische Motoren Werke Aktiengesellschaft | Deaerating device |
| US11821532B1 (en) * | 2022-08-23 | 2023-11-21 | Ford Global Technologies, Llc | Vehicle vent system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3201217A1 (en) * | 1982-01-16 | 1983-07-28 | Bayerische Motoren Werke AG, 8000 München | Valve for the ventilation of a transmission housing, in particular a universal joint housing on a motorbike |
| US5558244A (en) * | 1994-02-24 | 1996-09-24 | Unisia Jecs Corporation | Oil reservoir having a cap with cylindrical baffles defining labyrinth passage |
| CN203374766U (en) * | 2013-07-01 | 2014-01-01 | 河南省金特振动机械有限公司 | High-speed gear vent hood |
| CN203627743U (en) * | 2013-11-28 | 2014-06-04 | 长城汽车股份有限公司 | Ventilation plug for gearbox |
| CN204041161U (en) * | 2014-08-26 | 2014-12-24 | 江西五十铃发动机有限公司 | A kind of mazy type crank case vent valve |
| CN105422215A (en) * | 2015-11-13 | 2016-03-23 | 浙江三好汽车部件有限公司 | Oil-gas separator assembly and oil-gas separation method thereof |
-
2016
- 2016-11-30 CN CN201611085225.7A patent/CN108119637B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3201217A1 (en) * | 1982-01-16 | 1983-07-28 | Bayerische Motoren Werke AG, 8000 München | Valve for the ventilation of a transmission housing, in particular a universal joint housing on a motorbike |
| US5558244A (en) * | 1994-02-24 | 1996-09-24 | Unisia Jecs Corporation | Oil reservoir having a cap with cylindrical baffles defining labyrinth passage |
| CN203374766U (en) * | 2013-07-01 | 2014-01-01 | 河南省金特振动机械有限公司 | High-speed gear vent hood |
| CN203627743U (en) * | 2013-11-28 | 2014-06-04 | 长城汽车股份有限公司 | Ventilation plug for gearbox |
| CN204041161U (en) * | 2014-08-26 | 2014-12-24 | 江西五十铃发动机有限公司 | A kind of mazy type crank case vent valve |
| CN105422215A (en) * | 2015-11-13 | 2016-03-23 | 浙江三好汽车部件有限公司 | Oil-gas separator assembly and oil-gas separation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021213778A1 (en) * | 2020-04-21 | 2021-10-28 | Bayerische Motoren Werke Aktiengesellschaft | Deaerating device |
| CN111577870A (en) * | 2020-05-27 | 2020-08-25 | 张辉 | Waterproof joint of speed changer breather pipe |
| US11821532B1 (en) * | 2022-08-23 | 2023-11-21 | Ford Global Technologies, Llc | Vehicle vent system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108119637B (en) | 2021-05-14 |
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