CN204641264U - A kind of drive axle adds oil drain plug structure and automobile - Google Patents
A kind of drive axle adds oil drain plug structure and automobile Download PDFInfo
- Publication number
- CN204641264U CN204641264U CN201520312366.2U CN201520312366U CN204641264U CN 204641264 U CN204641264 U CN 204641264U CN 201520312366 U CN201520312366 U CN 201520312366U CN 204641264 U CN204641264 U CN 204641264U
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- CN
- China
- Prior art keywords
- clamping ring
- plug cock
- connecting portion
- drive axle
- thickness
- 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
Links
- 239000000463 material Substances 0.000 claims abstract description 13
- 239000013536 elastomeric material Substances 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 238000005987 sulfurization reaction Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 18
- 239000003921 oil Substances 0.000 description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000012208 gear oil Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model provides a kind of drive axle and adds oil drain plug structure and automobile, comprising: plug cock seat, plug cock and tightening seal washer, and plug cock is connected with plug cock seat, is provided with tightening seal washer between plug cock seat and plug cock; Wherein tightening seal washer comprises the first clamping ring and the second clamping ring, and the thickness of the first clamping ring is less than the thickness of the second clamping ring, and the diameter of the first clamping ring is greater than the diameter of the second clamping ring, and the first clamping ring inwall is connected with the second clamping ring outer wall.The drive axle that the utility model embodiment provides adds the first clamping ring that oil drain plug structure adopts rigidity hard material to make and the second clamping ring that elastomeric material is made and combines the tightening seal washer formed and coordinate with plug cock and plug cock seat and improve and ensure good sealing effectiveness, the support to plug cock is realized with the first clamping ring of tightening seal washer, keep the Tightening moment of plug cock, protect the second clamping ring not by conquassation, ensure the reusable reliability of tightening seal washer; Second clamping ring is mainly used in sealing, ensures good sealing effectiveness.
Description
Technical field
The utility model relates to automobile drive axle gear oil and adds oil drain plug sealing property technical field, is specifically related to a kind of drive axle and adds oil drain plug structure and automobile.
Background technology
Need to annotate to gear oil for driving axle and change in car load assembling and application maintenance process, reach good lubricant effect with the gear and bearing that ensure drive axle inside, avoid the mechanical breakdown because gear and bearing inordinate wear produce.Therefore, drive axle should with adding oil drain plug structure, and this structure should have good sealing property.
The structure that current drive axle adds oil drain plug and hermetic unit is made up of plug cock seat, plug cock and fine copper tightening seal washer.Plug cock seat is welded on Driving axle housing, adopts screw thread fit between plug cock and plug cock seat, plug cock can be backed out or tighten, to carry out adding the operation of draining the oil.When plug cock is tightened, upper and lower two side planes of fine copper tightening seal washer between plug cock and plug cock seat are compacted, play sealing function, because fine copper tightening seal washer all can produce the plastic deformation of trace when tightening sealing at every turn, through several times after (usually at 2-3 time) dismounting, leakage of oil situation can be there is because of poor sealing.Simultaneously this structure all requires very high to the roughness of plug cock and plug cock seat seal face, planeness and squareness, and manufacture difficulty and cost are comparatively large, corresponding also higher to the requirement of shelter of part.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of drive axle and adds oil drain plug structure and automobile, solves current drive axle and adds after tightening seal washer in oil drain plug structure produces micro-deformation and can occur the problem of leakage of oil situation because of poor sealing.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
According to an aspect of the present utility model, provide a kind of drive axle and add oil drain plug structure, comprising: plug cock seat, plug cock and tightening seal washer, described plug cock is connected with plug cock seat, is provided with described tightening seal washer between described plug cock seat and plug cock;
Wherein said tightening seal washer comprises the first clamping ring that rigidity hard material makes and the second clamping ring that elastomeric material is made, the thickness of described first clamping ring is less than the thickness of the second clamping ring, the diameter of described first clamping ring is greater than the diameter of the second clamping ring, and described first clamping ring inwall is connected with described second clamping ring outer wall.
Alternatively, the material of described first clamping ring is metal, and the material of described second clamping ring is rubber.
Alternatively, described first clamping ring is connected with the second clamping ring sulfuration.
Alternatively, described second clamping ring comprises the first connecting portion and the second connecting portion, and described first connecting portion diameter is greater than the second connecting portion diameter, and described first clamping ring, the first connecting portion, the second connecting portion connect from outside to inside successively.
Alternatively, the thickness of described first connecting portion is greater than the thickness of described second connecting portion.
Alternatively, the thickness of described first connecting portion is greater than the thickness of described first clamping ring, and the thickness of described second connecting portion is less than the thickness of described first clamping ring.
According to another aspect of the present utility model, the utility model embodiment still provides a kind of automobile, comprises drive axle, and drive axle as above adds oil drain plug structure, and described plug cock seat is welded on described Driving axle housing.
The beneficial effects of the utility model are: the drive axle that the utility model embodiment provides adds the first clamping ring that oil drain plug structure adopts rigidity hard material to make and the second clamping ring that elastomeric material is made and combines the tightening seal washer formed and coordinate with plug cock and plug cock seat and improve and ensure good sealing effectiveness; Realize the support to plug cock with the first clamping ring of tightening seal washer, keep the Tightening moment of plug cock, protect the second clamping ring not by conquassation, ensure the reusable reliability of tightening seal washer; Second clamping ring is mainly used in sealing, ensures good sealing effectiveness.The composite seal washer adopting the utility model embodiment to provide substantially increases the sealing effectiveness of plug cock, reduces the processing request of plug cock and plug cock seat seal face.
Accompanying drawing explanation
Fig. 1 adds the exploded view of oil drain plug structure for the drive axle described in the utility model embodiment;
Fig. 2 is the structural representation of the tightening seal washer described in the utility model embodiment;
Fig. 3 is the cutaway view of the tightening seal washer described in the utility model embodiment.
Accompanying drawing is described as follows: 1, plug cock seat; 2, plug cock; 3, tightening seal washer; 301, the first clamping ring; 302, the second clamping ring; 3021, the first connecting portion; 3022, the second connecting portion.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 1, in embodiment of the present utility model, provide a kind of drive axle and add oil drain plug structure, comprising: plug cock seat 1, plug cock 2 and tightening seal washer 3, described plug cock 2 is connected with plug cock seat 1, is provided with described tightening seal washer 3 between described plug cock seat 1 and plug cock 2; Wherein, described tightening seal washer 3 comprises the first clamping ring 301 and the second clamping ring 302, the thickness of described first clamping ring 301 is less than the thickness of the second clamping ring 302, the diameter of described first clamping ring 301 is greater than the diameter of the second clamping ring 302, and described first clamping ring 301 inwall is connected with described second clamping ring 302 outer wall.In embodiment of the present utility model, the first clamping ring 301 that tightening seal washer 3 thickness arranged between plug cock seat 1 and plug cock 2 is little is made up of rigidity hard material, realize the supporting role to plug cock 2, keep the Tightening moment of plug cock 2, protect the second clamping ring 302 be made up of elastomeric material not by conquassation, ensure the reusable reliability of whole seal ring, its repeated disassembled and assembled can not be out of shape simultaneously, its surface coating anti-corrosion treatment; Second clamping ring 302 is made up of elastomeric material, is mainly used in sealing, ensures good sealing effectiveness.
In embodiment of the present utility model, the material of described first clamping ring 301 is metal, and the material of described second clamping ring 302 is rubber.In specific embodiment of the utility model, the composite seal washer 3 adopting metal and rubber to combine substantially increases the sealing effectiveness of plug cock 2, reduces the processing request of plug cock 2 and plug cock seat 1 seal face.It is appreciated of course that, here the concrete making material of the first clamping ring 301 and the second clamping ring 302 is not specifically limited, only need to ensure, the second clamping ring 302 that the elastomeric material that the first clamping ring 301 of being made up of the rigidity hard material that thickness is little of tightening seal washer 3 is large with thickness is made is formed.
In embodiment of the present utility model, described first clamping ring 301 is connected with the second clamping ring 302 sulfuration.In embodiment of the present utility model, the first clamping ring 301 and the second clamping ring 302 sulfuration link together, and form the hermetically-sealed construction that failure-free is good.
As shown in Figures 2 and 3, in embodiment of the present utility model, described second clamping ring 302 comprises the first connecting portion 3021 and the second connecting portion 3022, described first connecting portion 3021 diameter is greater than the second connecting portion 3022 diameter, and described first clamping ring 301, first connecting portion 3021, second connecting portion 3022 connects from outside to inside successively.
Continue see Fig. 2 and 3, in embodiment of the present utility model, the thickness of described first connecting portion 3021 is greater than the thickness of described second connecting portion 3022.In specific embodiment of the utility model, first connecting portion 3021 thickness is greater than the second connecting portion 3022 thickness, when plug cock seat 1 and plug cock 2 are fastening, first connecting portion about 3021 both sides crimp, because the second connecting portion 3022 thickness is little, so redundant space can be provided for the distortion of the first connecting portion 3021.
Continue see Fig. 2 and 3, in embodiment of the present utility model, the thickness of described first connecting portion 3021 is greater than the thickness of described first clamping ring 301, and the thickness of described second connecting portion 3022 is less than the thickness of described first clamping ring 301.In specific embodiment of the utility model; when plug cock 2 is fastening; first connecting portion about 3021 both sides extrusion; after plug cock 2 tightens; first connecting portion about 3021 both sides flush with the first clamping ring about 301 both sides, and the first clamping ring 301 achieves the support of plug cock 2 and the tightening torque keeping plug cock 2, protects the first connecting portion 3021 not by conquassation; first connecting portion about 3021 both sides and the second connecting portion 3022, for gear oil sealing, serve good sealing effectiveness.
According to another aspect of the present utility model, the utility model embodiment still provides a kind of automobile, comprises drive axle, and drive axle as above adds oil drain plug structure, and described plug cock seat 1 is welded on described Driving axle housing.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. a drive axle adds oil drain plug structure, it is characterized in that, comprise: plug cock seat (1), plug cock (2) and tightening seal washer (3), described plug cock (2) is connected with plug cock seat (1), is provided with described tightening seal washer (3) between described plug cock seat (1) and plug cock (2);
Wherein said tightening seal washer (3) comprises the second clamping ring (302) that the first clamping ring (301) that rigidity hard material makes is made with elastomeric material, the thickness of described first clamping ring (301) is less than the thickness of the second clamping ring (302), the diameter of described first clamping ring (301) is greater than the diameter of the second clamping ring (302), and described first clamping ring (301) inwall is connected with described second clamping ring (302) outer wall.
2. drive axle as claimed in claim 1 adds oil drain plug structure, and it is characterized in that, the material of described first clamping ring (301) is metal, and the material of described second clamping ring (302) is rubber.
3. drive axle as claimed in claim 1 adds oil drain plug structure, and it is characterized in that, described first clamping ring (301) is connected with the second clamping ring (302) sulfuration.
4. drive axle as claimed in claim 1 adds oil drain plug structure, it is characterized in that, described second clamping ring (302) comprises the first connecting portion (3021) and the second connecting portion (3022), described first connecting portion (3021) diameter is greater than the second connecting portion (3022) diameter, and described first clamping ring (301), the first connecting portion (3021), the second connecting portion (3022) connect from outside to inside successively.
5. drive axle as claimed in claim 4 adds oil drain plug structure, and it is characterized in that, the thickness of described first connecting portion (3021) is greater than the thickness of described second connecting portion (3022).
6. drive axle as claimed in claim 5 adds oil drain plug structure, it is characterized in that, the thickness of described first connecting portion (3021) is greater than the thickness of described first clamping ring (301), and the thickness of described second connecting portion (3022) is less than the thickness of described first clamping ring (301).
7. an automobile, comprises drive axle, it is characterized in that, the described automobile drive axle also comprised as described in any one of claim 1-6 adds oil drain plug structure, and described plug cock seat (1) is welded on described Driving axle housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520312366.2U CN204641264U (en) | 2015-05-14 | 2015-05-14 | A kind of drive axle adds oil drain plug structure and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520312366.2U CN204641264U (en) | 2015-05-14 | 2015-05-14 | A kind of drive axle adds oil drain plug structure and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204641264U true CN204641264U (en) | 2015-09-16 |
Family
ID=54094039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520312366.2U Expired - Fee Related CN204641264U (en) | 2015-05-14 | 2015-05-14 | A kind of drive axle adds oil drain plug structure and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204641264U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786740A (en) * | 2015-05-14 | 2015-07-22 | 北京汽车研究总院有限公司 | Drive axle feeding/discharging oil plug structure and automobile |
| CN105134948A (en) * | 2015-09-29 | 2015-12-09 | 北京汽车研究总院有限公司 | Oil drain plug structure assembly and automobile |
-
2015
- 2015-05-14 CN CN201520312366.2U patent/CN204641264U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786740A (en) * | 2015-05-14 | 2015-07-22 | 北京汽车研究总院有限公司 | Drive axle feeding/discharging oil plug structure and automobile |
| CN105134948A (en) * | 2015-09-29 | 2015-12-09 | 北京汽车研究总院有限公司 | Oil drain plug structure assembly and automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180110 Address after: 101300 Beijing city Shunyi District Shuanghe Street No. 99 Patentee after: BEIJING AUTOMOTIVE GROUP Co.,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: 20200615 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. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 |