CN206106809U - Transaxle breather plug oil baffle structure and transaxle - Google Patents
Transaxle breather plug oil baffle structure and transaxle Download PDFInfo
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- CN206106809U CN206106809U CN201621060452.XU CN201621060452U CN206106809U CN 206106809 U CN206106809 U CN 206106809U CN 201621060452 U CN201621060452 U CN 201621060452U CN 206106809 U CN206106809 U CN 206106809U
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- plug
- breather
- breather plug
- ventilation
- obturating
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Abstract
The utility model provides a transaxle breather plug oil baffle structure and transaxle, this transaxle breather plug oil baffle structure including be used for fixed air -breather ventilate the obturating plug and set up in baffle and breather plug dustcoat in the breather plug of breather plug foot stall portion, obturating plug, the interior baffle of breather plug and the breather plug dustcoat three of ventilating links together, the baffle is located the breather plug dustcoat in the breather plug, the baffle includes bottom baffle and side shield in the breather plug, top and the ventilate obturating plug and the breather plug dustcoat of side shield are connected, be equipped with the air vent on the side shield, position relative with bottom baffle on the breather plug dustcoat also is equipped with the air vent. The oil baffle has simple structure, and it is obvious to keep off oily effect, and the leak protection is effectual, the advantage such as reliable of ventilating.
Description
Technical field
This utility model is related to automobile technical field, more particularly, to a kind of drive axle breather plug oil baffle plate structure and has
The drive axle of oil baffle plate structure.
Background technology
In vehicle travel process, the temperature of drive axle internal gear oil can continuously change, generally, when
Drive axle internal gear bear load torque it is bigger when, the temperature of gear oil will be higher, so as to cause in driving axle housing body
Air pressure increase therewith.Under high-pressure situations, the sealing property at each oil sealing rubber seal of drive axle will decline therewith,
Cause the risk that there is permeability at oil sealing.To ensure the balance of drive axle internal gas pressure, generally need to be on Driving axle housing
Design the breather such as check valve or breather to ensure the balance of Driving axle housing internal gas pressure.
Gear oil in drive axle can splash agitation because of the operating of gear, and Vehicle Speed is faster, gear operation speed
Degree is faster, and the amplitude that gear oil is stirred is bigger, therefore the ventilation obturating plug centre bore position welded on Driving axle housing is just
Oil droplet can be splashed to, under high pressure effect, oil droplet can be by oozing out, so as to cause to drive in the breather being inserted on ventilation obturating plug
Dynamic bridge permeability.
In prior art, for example, in the technical scheme drive axle A shown in Fig. 1, only one baffle is tied at ventilation obturating plug B
Structure C is used to keep off oil, and this baffle arrangement C can only block the gear oil of side surface direction splashing, and from the next gear of bottom direction splashing
Oil can not be blocked completely, there is certain limitation, and especially during high vehicle speeds, the oily effect of gear is poor, or
Have operative gear oil to ooze out from breather D.
Utility model content
In order to solve above-mentioned technical problem, this utility model provides a kind of drive axle breather plug oil baffle plate structure and driving
Bridge, with simple structure, the oily effect of gear is obvious, good leak-proof effect, the advantage such as ventilation reliability.
This utility model is achieved through the following technical solutions：
A kind of drive axle breather plug oil baffle plate structure, including ventilation obturating plug, breather plug Internal baffle and breather plug outer housing, it is described
Ventilation obturating plug, breather plug Internal baffle and breather plug outer housing three link together, and the breather plug Internal baffle is located at ventilation beyond the Great Wall
In cover, the breather plug Internal baffle includes bottom baffle and side shield, and the top of the side shield is with ventilation obturating plug and ventilation beyond the Great Wall
Cover connection, the lower section of side shield is connected with bottom baffle, and the side shield is provided with passage, keeps off the bottom of with the breather plug outer housing
The relative position of plate also is provided with passage.
The ventilation obturating plug, breather plug Internal baffle are to be fixedly connected or be detachably connected with breather plug outer housing.
Preferably, the ventilation obturating plug, rivet welding is together between breather plug Internal baffle and breather plug outer housing three.
Preferably, described ventilation obturating plug is column type, and ventilation obturating plug excircle welds together with Driving axle housing.
Preferably, described ventilation obturating plug middle part is provided with through hole, for assembling breather.
Preferably, the side shield top of the breather plug Internal baffle carries turnup structure, the flange above the side shield
Structure is used for and ventilation obturating plug and the welding of breather plug outer housing.
Preferably, the breather plug outer housing top carries turnup structure, and the turnup structure above the breather plug outer housing is used
In with breather plug Internal baffle and ventilation obturating plug welding.
Preferably, the breather plug Internal baffle and breather plug outer housing are steel plate punched and are integrally formed.
This utility model also provides a kind of drive axle, including Driving axle housing, breather and drive axle described above
Breather plug oil baffle plate structure, the drive axle breather plug oil baffle plate structure is fixedly connected on Driving axle housing, the ventilation dress
Put and be connected on drive axle breather plug oil baffle plate structure.
Preferably, the drive axle breather plug oil baffle plate structure is fixedly connected on Driving axle housing and is referred to and led to by drive axle
Ventilating in vent plug oil baffle plate structure, obturating plug is cylindrical to be welded together with Driving axle housing.
Above-mentioned technical proposal of the present utility model has the beneficial effect that：
The oily effect of gear is greatly improved using two grades of baffle arrangements, one baffle structure is compared, increased gear oil can
By property, breather plug Internal baffle and breather plug outer housing are used in conjunction with each other, and breather plug outer housing can block the tooth come from side splashing
Wheel oil, and breather plug Internal baffle can block the gear oil come from bottom surface splashing, so as to avoid vehicle in the process of running at high speed
The middle gear oil effect because of oil baffle is bad, causes breather of the gear oil from Driving axle housing to ooze out.Breather plug Internal baffle
Side shield on and breather plug outer housing on be equipped with passage with respect to the position of bottom baffle, this design structure both ensure that driving
It is unimpeded that bridge enclosure interior is ventilated, and the oily function of good reliable gear is defined again.
Description of the drawings
Fig. 1 is drive axle breather plug baffle plate schematic diagram of the prior art；
Fig. 2 is two grades of oil baffle assembling exploded views of this utility model embodiment breather plug；
Fig. 3 is that this real new embodiment drives breather plug baffle plate schematic diagram；
Fig. 4 is breather plug holder structure schematic diagram；
Fig. 5 is breather plug baffle structure schematic diagram；
Fig. 6 is breather plug cover structure schematic diagram.
Description of reference numerals：A- Driving axle housings；B- ventilation obturating plugs；C- one baffle structures；D- breathers；1- drives
Axle housing body；2- ventilation obturating plugs；3- breather plug Internal baffles；4- breather plug outer housings；5- breathers；6- ventilation obturating plugs and driving axle housing
Body weld；201- breather plug block holes；202- ventilation obturating plugs are cylindrical；301- breather plug Internal baffle side shields；302- breather plugs
Internal baffle bottom baffle；303- side shield turnup structures；304- breather plug Internal baffle passages；303- breather plug Internal baffles；401-
Breather plug outer housing turnup structure；402- breather plug outer housing passages.
Specific embodiment
It is new below in conjunction with this practicality to make purpose, technical scheme and the advantage of this utility model embodiment clearer
The accompanying drawing of type embodiment, is clearly and completely described to the technical scheme of this utility model embodiment.Obviously, it is described
Embodiment is a part of embodiment of the present utility model, rather than the embodiment of whole.Based on described of the present utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained belongs to the scope of this utility model protection.
Two grades of oil baffle assembling exploded views of this utility model breather plug shown in Fig. 2, Fig. 3 is containing this utility model breather plug
The drive axle schematic cross-section of two grades of oil baffles.
Fig. 2, the two grades of oil baffles of drive axle breather plug shown in 3 by obturating plug 2 of ventilating, breather plug Internal baffle 3 and ventilation beyond the Great Wall
Cover 4 is constituted.The ventilation obturating plug 2, breather plug Internal baffle 3 and the three of breather plug outer housing 4 link together, gear in the breather plug
Plate 3 is located in breather plug outer housing 4, and the breather plug Internal baffle 3 includes side shield 301 and bottom baffle 302, the side shield 301
Cylindrical, the top of side shield 301 is connected with ventilation obturating plug 2 and breather plug outer housing 4, the lower section of side shield 301 and bottom baffle
302 are connected, and the side shield is provided with passage 304, and the position relative with bottom baffle also is provided with leading on the breather plug outer housing 4
Pore 402.
Ventilation obturating plug 2, symmetrical 2 rivet weldings of circumference are together between breather plug Internal baffle 3 and the three of breather plug outer housing 4.
Fig. 3, ventilation obturating plug 2 shown in 4 are column type, and by ventilating, obturating plug cylindrical 202 welds together with Driving axle housing 1
(pad 6), the middle part of ventilation obturating plug 2 is provided with through hole 201, for assembling breather 5.
Breather plug Internal baffle shown in Fig. 53 is integrally formed for steel plate punched, the upper belt of side shield 301 of breather plug Internal baffle 3
There is turnup structure 303, the turnup structure 303 of the top of side shield 301 is used to be welded with ventilation obturating plug 2 and breather plug outer housing 4, ventilates
Circle distribution is provided with four passages 302 for ventilating on the side shield 301 of plug Internal baffle 3.
Breather plug outer housing shown in Fig. 64 is integrally formed for steel plate punched, and the top of breather plug outer housing 4 carries turnup structure 401,
The turnup structure 401 of the top of breather plug outer housing 4 is used to be welded with breather plug Internal baffle 3 and ventilation obturating plug 2, on breather plug outer housing 4
A circular hole 402 is provided with as passage, with respect to the position of bottom baffle 302 with respect to bottom baffle 302 on the breather plug outer housing 4
Position that is to say the bottom position of breather plug outer housing 4.
When gear oil for driving axle is splashed at breather plug outer housing 4, breather plug outer housing 4 can be by the lateral gear oil of coming that splashes
Block, and the gear oil come from bottom splashing can be entered from the circular hole 402 of the bottom of ventilation obturating plug outer housing 4, now in breather plug
The bottom baffle 302 of baffle plate 3 can by from the bottom of ventilation obturating plug outer housing 4 splash into gear oil block, by two grades of baffle arrangement,
Ensure that gear oil for driving axle will not be splashed in the through hole 201 of ventilation obturating plug, so as to ensure that gear oil will not be logical from being assembled to
Ooze out in breather 5 on vent plug block hole 201.When the internal gas pressure of Driving axle housing 1 is excessive, gases at high pressure can be from
The passage 402 of breather plug shield base is flowed in four passages 304 at the side shield 301 of breather plug Internal baffle 3, and is led to
Cross breather 5 to release gases at high pressure.
A kind of drive axle that this utility model shown in Fig. 3 is also provided, the drive axle includes Driving axle housing 1, ventilation dress
5 and two grades of oil baffles of drive axle breather plug as above are put, by the ventilation obturating plug in two grades of oil baffles of drive axle breather plug
Cylindrical 202 weld together in ventilation obturating plug with Driving axle housing 1 with Driving axle housing weld 6, and breather 5 is logical with ventilation
Vent plug seat 2 connects.
This design structure both ensure that the unimpeded of Driving axle housing internal ventilation, and the oily work(of good reliable gear is defined again
Energy.
The above is preferred implementation of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of without departing from principle described in the utility model, some improvements and modifications can also be made, these improvement
Protection domain of the present utility model is also should be regarded as with retouching.
Claims (9)
1. a kind of drive axle breather plug oil baffle plate structure, it is characterised in that include the ventilation obturating plug for fixing breather
(2) and it is arranged at the breather plug Internal baffle (3) and breather plug outer housing (4) of the ventilation obturating plug bottom, the ventilation obturating plug
(2), breather plug Internal baffle (3) and breather plug outer housing (4) three link together, and the breather plug Internal baffle (3) is positioned at ventilation
Cover in (4) beyond the Great Wall, the breather plug Internal baffle (3) includes bottom baffle (302) and side shield (301), the side shield (301)
Top is connected with ventilation obturating plug (2) and breather plug outer housing (4), and the side shield (301) is provided with passage (304), described logical
The position relative with bottom baffle (302) also is provided with passage (402) on vent plug outer housing (4).
2. drive axle breather plug oil baffle plate structure as claimed in claim 1, it is characterised in that the ventilation obturating plug (2), ventilation
Internal baffle (3) is filled in breather plug outer housing (4) to be fixedly connected or being detachably connected.
3. drive axle breather plug oil baffle plate structure as claimed in claim 2, it is characterised in that the ventilation obturating plug (2), ventilation
Plug Internal baffle (3) and breather plug outer housing (4) three rivet welding are together.
4. drive axle breather plug oil baffle plate structure as claimed in claim 1, it is characterised in that described ventilation obturating plug (2) is
Column type, ventilation obturating plug (2) excircle welds together with Driving axle housing (1).
5. drive axle breather plug oil baffle plate structure as claimed in claim 3, it is characterised in that in described ventilation obturating plug (2)
Portion is provided with through hole, for assembling breather (5).
6. drive axle breather plug oil baffle plate structure as claimed in claim 1, it is characterised in that the breather plug Internal baffle (3)
Side shield (301) top carry turnup structure (303), the turnup structure (303) above the side shield (301) for it is logical
Vent plug seat (2) and breather plug outer housing (4) are welded.
7. drive axle breather plug oil baffle plate structure as claimed in claim 1, it is characterised in that on the breather plug outer housing (4)
Side carry turnup structure (401), the turnup structure (401) above the breather plug outer housing (4) for breather plug Internal baffle (3)
And ventilation obturating plug (2) welding.
8. drive axle breather plug oil baffle plate structure as claimed in claim 1, it is characterised in that the breather plug Internal baffle (3)
Steel plate punched is with breather plug outer housing (4) to be integrally formed.
9. a kind of drive axle, it is characterised in that including described in Driving axle housing, breather and any one of claim 1-8
Drive axle breather plug oil baffle plate structure, the drive axle breather plug oil baffle plate structure is fixedly connected on Driving axle housing (1), institute
State breather to be connected on drive axle breather plug oil baffle plate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621060452.XU CN206106809U (en) | 2016-09-18 | 2016-09-18 | Transaxle breather plug oil baffle structure and transaxle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621060452.XU CN206106809U (en) | 2016-09-18 | 2016-09-18 | Transaxle breather plug oil baffle structure and transaxle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206106809U true CN206106809U (en) | 2017-04-19 |
Family
ID=58520390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621060452.XU Active CN206106809U (en) | 2016-09-18 | 2016-09-18 | Transaxle breather plug oil baffle structure and transaxle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206106809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106274292A (en) * | 2016-09-18 | 2017-01-04 | 北京汽车研究总院有限公司 | A kind of drive axle breather plug oil baffle plate structure and drive axle |
-
2016
- 2016-09-18 CN CN201621060452.XU patent/CN206106809U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106274292A (en) * | 2016-09-18 | 2017-01-04 | 北京汽车研究总院有限公司 | A kind of drive axle breather plug oil baffle plate structure and drive axle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170411 Address after: 101300 Beijing city Shunyi District Shuanghe Street No. 99 Patentee after: BAIC MOTOR CORPORATION LTD. Address before: 101300 Beijing City Renhe Town Shunyi District Shuanghe Street No. 99 Patentee before: Beijing Automobile Research General Institute Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200729 Address after: 100130 Zhaofeng Town, Shunyi District, Beijing Zhaofeng industrial base Tongxin Road No. 1 Patentee after: BAIC GROUP ORV Co.,Ltd. Address before: 101300, 99, Shuanghe Avenue, Beijing, Shunyi District Patentee before: BEIJING AUTOMOTIVE GROUP Co.,Ltd. |