CN207213108U - A kind of gearbox vent plug - Google Patents
A kind of gearbox vent plug Download PDFInfo
- Publication number
- CN207213108U CN207213108U CN201721085127.3U CN201721085127U CN207213108U CN 207213108 U CN207213108 U CN 207213108U CN 201721085127 U CN201721085127 U CN 201721085127U CN 207213108 U CN207213108 U CN 207213108U
- Authority
- CN
- China
- Prior art keywords
- air flue
- block
- blade
- gearbox
- annular groove
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of gearbox vent plug, including：Block, body, mist of oil filter core and the oily component of gear, the inside of block is provided with venting channels；One end of body is fixedly connected with block, the air flue for being axially arranged with insertion of body, and the side wall that body is located at one end in block is provided with the steam vent being connected with air flue；There is space between the outer face of steam vent and the medial surface of block, be connected for air flue, steam vent with venting channels；Air flue is provided with the first annular groove；Air flue is provided with the first annular groove, and mist of oil filter core is fixedly installed in the first annular groove, by setting mist of oil filter core effectively to reduce the outer spray of oil gas.Keep off oily component and be fixed on the one end of air flue away from steam vent, prevent oil droplet that the gear of transmission internal takes up from splashing to the inside of breather plug.The breather plug can effectively solve the problems, such as breather plug permeability by mist of oil filter core and the oily component of gear.
Description
Technical field
It the utility model is related in automobile gearbox technical field, more particularly to a kind of gearbox vent plug.
Background technology
Breather plug is the indispensable part of automobile gearbox, and breather plug can make air in automobile gearbox and the external world big
Gas connects, and transmission internal is balanced with ambient pressure；In addition, dust or moisture that breather plug can isolate in ambient atmosphere,
It is allowed to few to enter in casing, while the oil in its internal mist of oil is discharged to bottom line outside gearbox, reduces lubricating oil damage
Lose, and prevent from polluting air.Breather plug of the prior art is the integrated formed structure of quality of rubber materials, including block and body,
There are the venting channels connected so that breather plug is in communication with the outside between body and block.When gearbox is run, the gear of high speed is got rid of
The splashing oil droplet risen can be stained with inside breather plug, under high pressure, easily ooze out breather plug, cause gearbox body internal resistance excessive,
Transmission efficiency is reduced, the use to automobile brings influence.
Utility model content
The purpose of this utility model is to provide a kind of gearbox vent plug solve the problems, such as breather plug permeability.
In order to achieve the above object, the utility model provides a kind of gearbox vent plug, wherein, including：Block, sheet
Body, mist of oil filter core and the oily component of gear, the inside of the block is provided with venting channels；One end of the body is fixed with the block
Connection, the air flue for being axially arranged with insertion of the body, the body be located at the side wall of one end in the block provided with
The steam vent that the air flue is connected；There is space between the medial surface of the outer face of the steam vent and the block, be used for
The air flue, steam vent are connected with the venting channels；The air flue is provided with the first annular groove；The mist of oil filter core is fixed and set
Put in first annular groove；The oily component of gear is fixed on the one end of the air flue away from the steam vent.
Preferably, the oily component of the gear includes blade and connecting plate, the quantity of the blade be it is multiple, multiple blades
One end is each attached on the connecting plate, and the other end of multiple blades is each attached on the air flue；Adjacent described blade
Between there is mesopore.
Preferably, the blade is in sector, and the upper surface of the blade tilts down, and the lower end of the blade is upwardly
Tilt.
Preferably, the connecting plate is rounded, and the blade is fixedly connected with the side wall of the connecting plate.
Preferably, the quantity of the blade is four, and four blades are symmetrically fixed on the connecting plate.
Preferably, the body and the oily component of the gear are formed in one structure.
Preferably, the quantity of the steam vent is multiple, and multiple steam vents are along the body circumferential array.
Preferably, in addition to air filtering core, the air flue are provided with the second annular groove for being used for fixing the air filtering core, institute
The second annular groove is stated between first annular groove and the steam vent,
Preferably, the quantity of the venting channels is multiple that multiple venting channels are equiangularly circumferentially distributed in institute
State on the inwall of block.
The beneficial effects of the utility model are：
The utility model provides a kind of gearbox vent plug, including：Block, body, mist of oil filter core and the oily component of gear, lid
The inside of cap is provided with venting channels；One end of body is fixedly connected with block, the air flue for being axially arranged with insertion of body, this position
Side wall in one end in block is provided with the steam vent being connected with air flue；The outer face of steam vent and the medial surface of block it
Between there is space, be connected for air flue, steam vent with venting channels；Air flue is provided with the first annular groove；Air flue is provided with first
Annular groove, mist of oil filter core are fixedly installed in the first annular groove, by setting mist of oil filter core effectively to reduce the outer spray of oil gas.Gear oil
Component is fixed on the one end of air flue away from steam vent, prevents the oil droplet that the gear of transmission internal takes up from splashing to the interior of breather plug
Portion.The breather plug can effectively solve the problems, such as breather plug permeability by mist of oil filter core and the oily component of gear.
Brief description of the drawings
Fig. 1 is the schematic diagram for the gearbox vent plug that the utility model embodiment provides；
Fig. 2 is the sectional view in figure A-A directions；
Fig. 3 is the schematic diagram of block；
Fig. 4 is that breather plug is the first scheme of installation；
Fig. 5 is that breather plug is the second scheme of installation.
Reference is as follows：
1- blocks, 11- venting channels, 2- bodies, 21- air flues, 22- steam vents, the annular grooves of 23- first, the annular grooves of 24- second,
25- annular boss, 3- mist of oils filter core, 4- keep off oily component, 41- blades, 42- connecting plates, 5- air filtering cores, 6- gearboxes.
Embodiment
Embodiment of the present utility model is described below in detail, the example of embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the utility model, and can not be construed to limitation of the present utility model.
As shown in Figure 1 to Figure 3, the utility model embodiment provides a kind of gearbox vent plug, wherein, including：Block
1st, body 2, mist of oil filter core 3 and the oily component 4 of gear.One end of body 2 is fixedly connected with block 1, and the inside of block 1 is provided with ventilation and led to
Road 11, for realizing gearbox 6 and outside ventilation.Preferably, the quantity of venting channels 11 is multiple, multiple venting channels 11 with
Angularly it is circumferentially distributed on the inwall of block 1, scavenging efficiency can be improved.The air flue 21 for being axially arranged with insertion of body 2, body
The side wall of 2 one end in block 1 is provided with the steam vent 22 being connected with air flue 21, the outer face of steam vent 22 and block
There is space, the space is used for air flue 21, steam vent 22 is connected with venting channels 11 between 1 medial surface.Preferably, it is vented
The quantity in hole 22 is multiple, and multiple steam vents 22 are along the circumferential array of body 2.Air flue 21 connects with multiple steam vents 22 simultaneously, can
To improve the efficiency of ventilation.Air flue 21 is provided with the first annular groove 23, and mist of oil filter core 3 is fixedly installed in the first annular groove 23, passed through
Mist of oil filter core 3 is set effectively to reduce the outer spray of oil gas.Keep off oily component 4 and be fixed on the one end of air flue 21 away from steam vent 22,
Prevent oil droplet that the gear inside gearbox 6 takes up from splashing to the inside of breather plug.The breather plug passes through mist of oil filter core 3 and gear oil
Component 4 can effectively solve the problems, such as breather plug permeability.
As shown in Fig. 2 further, keeping off oily component 4 includes blade 41 and connecting plate 42, the quantity of blade 41 be it is multiple, it is more
One end of individual blade 41 is each attached on connecting plate 42, and the other end of multiple blades 41 is each attached on air flue 21；Adjacent blade
There is mesopore between 41.By setting blade 41 effectively to stop oil droplet, and do not influence to take a breath.Have for the shape of connecting plate 42
Many kinds, it is further preferable that connecting plate 42 is rounded, blade 41 is fixedly connected with the side wall of connecting plate 42, the convenient week along connecting plate 42
It is convenient that blade 41 is arranged on connecting plate 42 to arrangement blade 41.
Further, blade 41 is in sector, and the upper surface of blade 41 tilts down, and the lower end of blade 41 is inclined upwardly
Tiltedly, it is ensured that oil droplet is back in gearbox 6, improves the speed of backflow.
Preferably, the quantity of blade 41 is four, and four blades 41 are symmetrically fixed on connecting plate 42, can meet to ventilate and keep off
The needs of oil, convenient processing.
Further, body 2 and keep off oily component 4 and be formed in one structure, both can conveniently process, connection can be improved again
Intensity.
Further, in addition to air filtering core 5, air flue 21 are provided with the second annular groove 24 for being used for fixing air filtering core 5, the
For two annular grooves 24 between the first annular groove 23 and steam vent 22, air filtering core 5 is collapsible filter layer, for stopping the sky of outside
Impurity in gas, impurity is avoided to enter the inside of gearbox 6 by breather plug.
For the material of breather plug, quality of rubber materials or metal material can be selected.When using quality of rubber materials, it is installed
Structure is referred to shown in Fig. 4, the annular boss 25 that the bottom of body 2 is set can be caught in into the connecting hole of gearbox 6, and pass through block
1 lower edge props up gearbox 6, and breather plug is fixed in the form of clamping.When using metal material, its mounting structure refers to figure
It shown in 5, can be threaded on the side of the body 2 below annular boss 25, breather plug, convex annular are fixed in the form of being spirally connected
Platform 25 plays position-limiting action.
Construction, feature and action effect of the present utility model is described in detail according to the embodiment shown in schema above, with
Upper is only preferred embodiment of the present utility model, but the utility model is not to limit practical range shown in drawing, every according to this
The change that the conception of utility model is made, or the equivalent embodiment of equivalent variations is revised as, still without departing from specification and diagram institute
, all should be in the scope of protection of the utility model during the spirit covered.
Claims (9)
- A kind of 1. gearbox vent plug, it is characterised in that including：Block (1), the inside of the block (1) are provided with venting channels (11)；Body (2), one end of the body (2) are fixedly connected with the block (1), and the body (2) is axially arranged with insertion Air flue (21), the body (2) be located at one end in the block (1) side wall be provided be connected with the air flue (21) Steam vent (22)；There is space between the outer face of the steam vent (22) and the medial surface of the block (1), for described Air flue (21), steam vent (22) are connected with the venting channels (11)；The air flue (21) is provided with the first annular groove (23)；Mist of oil filter core (3), the mist of oil filter core (3) are fixedly installed in first annular groove (23)；Oily component (4) is kept off, the oily component (4) of gear is fixed on the one end of the air flue (21) away from the steam vent (22).
- 2. gearbox vent plug according to claim 1, it is characterised in that the oily component (4) of gear includes blade (41) With connecting plate (42), the quantity of the blade (41) is multiple, and one end of multiple blades (41) is each attached to the connecting plate (42) on, the other end of multiple blades (41) is each attached on the air flue (21)；Have between adjacent described blade (41) There is mesopore.
- 3. gearbox vent plug according to claim 2, it is characterised in that the blade (41) is in sector, and the leaf The upper surface of piece (41) tilts down, and the lower surface of the blade (41) is inclined upwardly.
- 4. gearbox vent plug according to claim 3, it is characterised in that the connecting plate (42) is rounded, the blade (41) side wall with the connecting plate (42) is fixedly connected.
- 5. gearbox vent plug according to claim 4, it is characterised in that the quantity of the blade (41) be four, four The individual blade (41) is symmetrically fixed on the connecting plate (42).
- 6. gearbox vent plug according to claim 5, it is characterised in that the body (2) and the oily component (4) of gear Be formed in one structure.
- 7. gearbox vent plug according to claim 1, it is characterised in that the quantity of the steam vent (22) to be multiple, Multiple steam vents (22) are along the body (2) circumferential array.
- 8. gearbox vent plug according to claim 1, it is characterised in that also including air filtering core (5), the air flue (21) the second annular groove (24) for being used for fixing the air filtering core (5) is provided with, second annular groove (24) is located at described first Between annular groove (23) and the steam vent (22).
- 9. gearbox vent plug according to claim 1, it is characterised in that the quantity of the venting channels (11) is more Individual, multiple venting channels (11) are equiangularly circumferentially distributed on the inwall of the block (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721085127.3U CN207213108U (en) | 2017-08-28 | 2017-08-28 | A kind of gearbox vent plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721085127.3U CN207213108U (en) | 2017-08-28 | 2017-08-28 | A kind of gearbox vent plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207213108U true CN207213108U (en) | 2018-04-10 |
Family
ID=61825413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721085127.3U Expired - Fee Related CN207213108U (en) | 2017-08-28 | 2017-08-28 | A kind of gearbox vent plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207213108U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486454A (en) * | 2019-09-19 | 2019-11-22 | 重庆青山工业有限责任公司 | The exhaust apparatus of gearbox |
| CN113719602A (en) * | 2021-07-13 | 2021-11-30 | 东风汽车集团股份有限公司 | Gearbox air breather and gearbox |
-
2017
- 2017-08-28 CN CN201721085127.3U patent/CN207213108U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486454A (en) * | 2019-09-19 | 2019-11-22 | 重庆青山工业有限责任公司 | The exhaust apparatus of gearbox |
| CN110486454B (en) * | 2019-09-19 | 2024-04-05 | 重庆青山工业有限责任公司 | Exhaust device of gearbox |
| CN113719602A (en) * | 2021-07-13 | 2021-11-30 | 东风汽车集团股份有限公司 | Gearbox air breather and gearbox |
| CN113719602B (en) * | 2021-07-13 | 2024-01-16 | 东风汽车集团股份有限公司 | Gearbox ventilation device and gearbox |
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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 |
Granted publication date: 20180410 Termination date: 20200828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |