CN207005245U - A kind of gearbox vent plug - Google Patents
A kind of gearbox vent plug Download PDFInfo
- Publication number
- CN207005245U CN207005245U CN201720815228.5U CN201720815228U CN207005245U CN 207005245 U CN207005245 U CN 207005245U CN 201720815228 U CN201720815228 U CN 201720815228U CN 207005245 U CN207005245 U CN 207005245U
- Authority
- CN
- China
- Prior art keywords
- connecting tube
- gearbox
- plug
- passage
- vent plug
- 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.)
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Abstract
The utility model belongs to automobile gearbox field, specifically discloses a kind of gearbox vent plug, including：Chock plug and the connecting tube for the ventilation mouth of gearbox to be connected with the chock plug, the chock plug are provided with passage, and one end of the connecting tube is fixedly connected with the chock plug, and the opening of the connecting tube connects with the passage.Chock plug of the present utility model is not easy to block because of corrosion and ageing；Meanwhile the presence of connecting tube, certain memory space be present for the lubricating oil in gearbox, or certain cooling space is provided for the mist of oil of transmission internal, use the gearbox not easy oil leakage of the breather plug.
Description
Technical field
The utility model belongs to automobile gearbox field, particularly a kind of gearbox vent plug.
Background technology
Automobile gearbox breather plug is used to connect with extraneous inside automobile gearbox, and it has two effects：First be by
Air in gearbox connects with ambient atmosphere, transmission internal is balanced with ambient pressure；Second is by ambient atmosphere
Dust or moisture block, and make outside the discharge gearbox of the oily bottom line in transmission internal mist of oil, reduce loss of lubrication
And prevent from polluting air.
Breather plug of the prior art is usually quality of rubber materials, and is directly interference fitted into automobile gearbox, breather plug
Inside be communicated with the external world passage.
This breather plug, due to directly being contacted with the lubricating oil in gearbox, easy aging, it is impossible to durable in use；Simultaneously
The quality of lubricating oil can be influenceed, reduces transmission efficiency；Furthermore when the lubricating oil in gearbox is excessive, due in breather plug
The presence of the passage in the connection external world in portion, lubricating oil will come up from passage, flow to gearbox both sides even in support beam,
The wrong diagnosis of gearbox oil leak is easily caused, gearbox is changed accordingly, carries out the extensive works such as gearbox leakage test, and
Waste time and energy.
Utility model content
The purpose of this utility model is to provide a kind of gearbox vent plug, to solve technical problem of the prior art, it
Simple in construction, easy for installation, durable in use, not easy oil leakage.
The technical solution adopted in the utility model is as follows：
A kind of gearbox vent plug, wherein：Including chock plug and for the chock plug to be connected with the ventilation mouth of gearbox
Connecting tube, the chock plug is provided with passage, one end of the connecting tube is fixedly connected with the chock plug, and the connecting tube
Opening connects with the passage.
Gearbox vent plug as described above, these, it is preferred to, the chock plug includes the gag and plug being fixedly connected
Body, the cock body are provided with the passage.
Gearbox vent plug as described above, these, it is preferred to, the passage is located at the outer surface of the cock body.
Gearbox vent plug as described above, these, it is preferred to, the gag is provided with groove, and the groove is located at
The gag and the week side of boss of the junction of the cock body.
Gearbox vent plug as described above, these, it is preferred to, the connecting tube includes the first connection being fixedly connected
Pipe and the second connecting tube.
Gearbox vent plug as described above, these, it is preferred to, first connecting tube is rubber tube.
Gearbox vent plug as described above, these, it is preferred to, the first end of first connecting tube is consolidated by pipe clamp
It is scheduled on the support of gear box casing, the second end of first connecting tube is fixedly connected with the first end of second connecting tube,
Second end of second connecting tube is interference fitted into the ventilation mouth of gearbox.
Gearbox vent plug as described above, these, it is preferred to, second connecting tube is steel pipe.
Gearbox vent plug as described above, these, it is preferred to, first connecting tube and second connecting tube are led to
Clip is crossed to be fixedly connected.
Compared with prior art, the utility model changes the plug of traditional ventilation mouth for being directly interference fitted into gearbox
Header structure, connecting tube is fixedly connected with chock plug, is connected, avoided by connecting tube between chock plug and the ventilation mouth of gearbox
The direct contact of lubricating oil in chock plug and gearbox, avoids contact corrosion of the lubricating oil to chock plug, is not easy it because corrosion
Aging and block, improve the service life of chock plug, ensure that the patency of chock plug passage；Meanwhile the presence of connecting tube, for profit
There is certain memory space in lubricating oil, or provide certain cooling space for the mist of oil of transmission internal, not easy oil leakage, avoid
Lubricating oil directly overflows a series of troubles caused by gearbox.
Brief description of the drawings
Fig. 1 is assembling schematic diagram of the gearbox vent plug of the present utility model on gearbox；
Fig. 2 is the dimensional structure diagram of chock plug；
Fig. 3 is the upward view of chock plug；
Fig. 4 is the structural representation of support；
Fig. 5 is the structural representation of pipe clamp.
Description of reference numerals：1- connecting tubes, 2- chock plugs, 3- gear box casings, 31- ventilation mouths, 4- pipe clamps, 5- supports,
The connecting tubes of 11- first, the connecting tubes of 12- second, 13- clips, 20- passages, 21- gags, 22- cock bodys, 23- grooves.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and can not be construed to of the present utility model
Limitation.
As shown in figure 1, embodiment of the present utility model provides a kind of gearbox vent plug, the gearbox vent plug includes
Chock plug 2 and the connecting tube 1 for chock plug 2 to be connected with the ventilation mouth 31 of gearbox, chock plug 2 are provided with passage 20, connecting tube 1
One end be fixedly connected with chock plug 2, and the opening of connecting tube 1 connects with passage 20.
The chock plug 2 of the breather plug of the present embodiment connects ventilation mouth 31 by connecting tube 1, and chock plug 2 is provided with passage 20, even
The opening of adapter 1 connects with passage 20, ensure that the connection of transmission internal and ambient atmosphere；Meanwhile chock plug 2 is not direct mistake
It is full of and is assembled in ventilation mouth 31, avoids chock plug 2 and contacted with the lubricating oil in gearbox, be not in lubricating oil to chock plug 2
Corrosion phenomenon；Furthermore；Connecting tube 1 is set between chock plug 2 and ventilation mouth 31, the lubricating oil to be overflowed in gearbox provides
Certain memory space, or certain cooling space is provided for the mist of oil in gearbox, it is ensured that after mist of oil cooling
Backflow, common guarantee gearbox not easy oil leakage.
As the optimal technical scheme of the present embodiment, as shown in Figures 2 and 3, chock plug 2 includes the He of gag 21 being fixedly connected
Cock body 22, cock body 22 are provided with passage 20.By setting gag 21 on chock plug 2, it can prevent dust etc. from falling into the logical of cock body 2
In road 20, passage 20 caused by avoiding dust etc. blocks the situation that chock plug 2 uses that influences.
As the optimal technical scheme of the present embodiment, with continued reference to such as Fig. 2 and Fig. 3, passage 20 is located at the appearance of cock body 22
Face.Passage 20 is located at the outer surface of cock body 22, and gag 21 is arranged on the top of cock body 22, and both cooperate, and can ensure
While transmission internal connects with ambient atmosphere, there is more preferable dust-proof effect.The outer surface of cock body 22 can set a use
In connection transmission internal and the passage 20 of ambient atmosphere, can also set multiple for connecting transmission internal and ambient atmosphere
Passage 20, if multiple passages 20, it is contemplated that cock body 22 need and the elastic conjunction of connecting tube 1, for reduce cock body 22 and even
Deformation during 1 elastic conjunction of adapter, pay the utmost attention to the outer surface that multiple passages 20 are symmetricly set on cock body 22.
Gag 21 coordinates cock body 22 and passage 20 to use, and to ensure the normal use of passage 20, with continued reference to Fig. 3, makees
For the optimal technical scheme of the present embodiment, gag 21 is provided with groove 23, and groove 23 is located at the junction of gag 21 and cock body 22
The week side of boss.The presence of the groove 23 so that when gag 21 is fixed on 22 top of cock body, sufficient air current flow is arranged at the top of passage 20
Space, and dust is not easily accessible in passage 20；When design, the size of gag 21 can be designed and be more than the size of cock body 22, so
Flange down is set on the edge of gag 21 afterwards, forms the hollow gag 21 with groove 23, cock body 22 is fixed on hollow plug
The center of lid 21, you can the gag 21 for reaching the present embodiment coordinates cock body 22 to ensure the effect that passage 20 is not disturbed by dust.
Connecting tube 1 is used for the ventilation mouth 31 for connecting cock body 22 and gearbox, on the one hand prevents the lubricating oil in gearbox
To the corrosion and damage of cock body 22, on the other hand the lubricating oil to be overflowed in gearbox provides certain memory space, so, it is full
This requirement of foot, with continued reference to Fig. 1, connecting tube 1 includes the first connecting tube 11 and the second connecting tube 12 being fixedly connected.First connection
Pipe 11 is used to be directly connected to cock body 22, and the second connecting tube 12 is used to connect ventilation mouth 31；First connecting tube 11 and the second connection
Being fixedly connected between pipe 12 can be welding, clamping etc..
In order to provide certain memory space to the lubricating oil overflowed in gearbox, the first connecting tube 11 is selected as with one
Measured length and can flexible operating connecting tube, so, as the optimal technical scheme of the present embodiment, the first connecting tube 11 selection be
Rubber tube with certain length；Simultaneously in order to the connection of mouth 31 that ensures and ventilate the second connecting tube 12 it is durable in use, the
The selection of two connecting tubes 12 is steel pipe, and steel pipe can design certain bending angle, convenient installation.
The breather plug on gearbox installation diagram as shown in figure 1, the first connecting tube 11 first end connection chock plug 2 after,
It is fixed on by pipe clamp 4 on the support 5 of gear box casing 3, the second end of the first connecting tube 11 is fixedly connected with the second connecting tube 12
First end, the second end of the second connecting tube 12 is interference fitted into the ventilation mouth 31 of gearbox, the structure of the support 5 used
As shown in figure 4, the structure of the pipe clamp 4 used is as shown in figure 5, the size of pipe clamp 4 can be entered according to the external diameter of the first connecting tube 11
Row adjustment, pipe clamp 4 are assembled in support 5, and support 5 is fixed on gear box casing 3.
Because the first connecting tube 11 is rubber tube, the second connecting tube 12 is steel pipe, in order to ensure the fixing of both connections
And sealing, as the optimal technical scheme of the present embodiment, the first connecting tube 11 and the second connecting tube 12 are fixed by clip 13
Connection.
Construction, feature and action effect of the present utility model is described in detail according to the embodiment shown in schema above, with
Upper described is only preferred embodiment of the present utility model, but the utility model is to limit practical range shown in drawing, it is every according to
According to the made change of conception of the present utility model, or the equivalent embodiment of equivalent variations is revised as, still without departing from specification and figure
, all should be in the scope of protection of the utility model when showing covered spirit.
Claims (9)
- A kind of 1. gearbox vent plug, it is characterised in that：Including chock plug (2) and for by the logical of the chock plug (2) and gearbox The connected connecting tube (1) of vent plug mouth (31), the chock plug (2) are provided with passage (20), one end of the connecting tube (1) with it is described Chock plug (2) is fixedly connected, and the opening of the connecting tube (1) connects with the passage (20).
- 2. gearbox vent plug according to claim 1, it is characterised in that：The chock plug (2) includes the plug being fixedly connected Lid (21) and cock body (22), the cock body (22) are provided with the passage (20).
- 3. gearbox vent plug according to claim 2, it is characterised in that：The passage (20) is located at the cock body (22) Outer surface.
- 4. gearbox vent plug according to claim 3, it is characterised in that：The gag (21) is provided with groove (23), The groove (23) is located at the gag (21) and the week side of boss of the junction of the cock body (22).
- 5. according to the gearbox vent plug described in claim any one of 1-4, it is characterised in that：The connecting tube (1) includes solid Surely the first connecting tube (11) and the second connecting tube (12) connected.
- 6. gearbox vent plug according to claim 5, it is characterised in that：First connecting tube (11) is rubber tube.
- 7. gearbox vent plug according to claim 6, it is characterised in that：The first end of first connecting tube (11) is led to Cross pipe clamp (4) to be fixed on the support (5) of gear box casing (3), the second end of first connecting tube (11) is fixedly connected with institute The first end of the second connecting tube (12) is stated, the second end of second connecting tube (12) is interference fitted into the ventilation mouth of gearbox (31) in.
- 8. gearbox vent plug according to claim 5, it is characterised in that：Second connecting tube (12) is steel pipe.
- 9. gearbox vent plug according to claim 8, it is characterised in that：First connecting tube (11) and described second Connecting tube (12) is fixedly connected by clip (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720815228.5U CN207005245U (en) | 2017-07-06 | 2017-07-06 | A kind of gearbox vent plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720815228.5U CN207005245U (en) | 2017-07-06 | 2017-07-06 | A kind of gearbox vent plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207005245U true CN207005245U (en) | 2018-02-13 |
Family
ID=61452486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720815228.5U Expired - Fee Related CN207005245U (en) | 2017-07-06 | 2017-07-06 | A kind of gearbox vent plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207005245U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980835A (en) * | 2017-12-18 | 2019-07-05 | 丰田自动车株式会社 | The air-breather of vehicle |
-
2017
- 2017-07-06 CN CN201720815228.5U patent/CN207005245U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980835A (en) * | 2017-12-18 | 2019-07-05 | 丰田自动车株式会社 | The air-breather of vehicle |
| CN109980835B (en) * | 2017-12-18 | 2021-04-13 | 丰田自动车株式会社 | Ventilation device for vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20200706 |