CN207814261U - A kind of Hooke's joint - Google Patents
A kind of Hooke's joint Download PDFInfo
- Publication number
- CN207814261U CN207814261U CN201721690668.9U CN201721690668U CN207814261U CN 207814261 U CN207814261 U CN 207814261U CN 201721690668 U CN201721690668 U CN 201721690668U CN 207814261 U CN207814261 U CN 207814261U
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- CN
- China
- Prior art keywords
- outer ring
- needle roller
- sealing
- oil seal
- ontology
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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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Abstract
The utility model proposes a kind of Hooke's joints,Including cross shaft body,Outer ring ontology,Needle roller,Gasket,Inner oil seal and shafting oil envelope,The spindle nose end of the cross shaft body is equipped with outer ring ontology,Needle roller is distributed in the inner wall of the outer ring ontology,The both ends of the needle roller are respectively equipped with gasket and needle roller baffle ring,The shafting oil envelope is mounted between outer ring ontology and the spindle nose of cross shaft body,The end of the outer ring ontology is equipped with inner oil seal,The inner oil seal is equipped with the first support frame and sealing lip,The outer ring of the inner oil seal is equipped with the first support frame,The outer ring of first support frame is extended with the first outside edge,First outside edge is matched with shafting oil envelope,The inner ring of the inner oil seal is equipped with sealing,The inner ring of the sealing is equipped with several first sealing lips,Gasket will not make needle roller stuck under needle roller baffle ring elastic reaction,The generation of rotation process is avoided to kill,Twist off phenomenon,Needle roller is not easy down needle,Fall needle,Avoid the Problem of Failure of universal joint.
Description
【Technical field】
The utility model is related to the technical field of universal joint part, especially a kind of Hooke's joint.
【Background technology】
Existing Hooke's joint generally comprises cross axle, outer ring, needle roller and oil sealing, and outer ring is the closed cylinder in one end
Shape cylinder, outer ring are set on the axle journal of cross axle, and for needle roller circle distribution on the madial wall of outer ring, oil sealing is set to the opening of outer ring
In end, needle roller is due to there is a degree of inclination in operation process for large-scale Hooke's joint, due to ruler during rotation
It is very little longer and easy to produce and kill, phenomenon is twisted off, the problems such as to make joint failure, universal shaft is logical due to being equipped in axis body
Road, structural strength is also weaker, when being acted on by external stress, is easy to happen damage, it is proposed that a kind of Hooke's joint.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of Hooke's joint, by
The mode of setting ribs, improves the resistance to stress ability of cross axle axis body in the middle part of universal joint axis body, extends universal joint service life,
And needle roller will not be made stuck under needle roller baffle ring elastic reaction in gasket, it avoids the generation of rotation process from killing, twists off phenomenon, needle roller
It is not easy down needle, falls needle, avoid the Problem of Failure of universal joint, the cooperation of ring spring and inner oil seal that from capable of ensureing sealing lip always
It is close to cross axle side wall.
To achieve the above object, the utility model proposes a kind of Hooke's joints, including cross shaft body, outer ring sheet
Body, needle roller, gasket, inner oil seal and shafting oil envelope, the spindle nose end of the cross shaft body is equipped with outer ring ontology, the outer ring sheet
Needle roller is distributed in the inner wall of body, and the both ends of the needle roller are respectively equipped with gasket and needle roller baffle ring, and the shafting oil envelope is mounted on outer ring
Between ontology and the spindle nose of cross shaft body, the end of the outer ring ontology is equipped with inner oil seal, and the inner oil seal is equipped with first
The outer ring of support frame and sealing lip, the inner oil seal is equipped with the first support frame, and the outer ring of first support frame extends
There are the first outside edge, first outside edge to be matched with shafting oil envelope, the inner ring of the inner oil seal is equipped with sealing, the sealing
The inner ring in portion is equipped with several first sealing lips.
Preferably, the shafting oil is sealed up equipped with the second support frame, the first inside edge and the second inside edge, the shafting oil
The outer ring of envelope is equipped with the second support frame, and the inner ring of the shafting oil envelope is equipped with is extended with the first inside edge, institute in the axial direction
The outer ring for stating the first inside edge is equipped with the second sealing lip, and second sealing lip is in contact with the first support frame, the shafting oil
The inner wall for sealing outer ring is equipped with the second inside edge, and second inside edge is installed between the first outside edge and outer ring ontology.
Preferably, the cross sectional shape of first support frame is L-shaped, the inner ring of the inner oil seal is equipped in third
Flanging, the side of the third inside edge are equipped with sealing, and the angle of the third inside edge and horizontal plane is 30 degree, described close
The outer ring in envelope portion is equipped with ring spring.
Preferably, being equipped with rebound gap between the outer ring ontology and gasket, the outer wall of the outer ring ontology is equipped with cone
Shape face, the angle between the busbar and axis of the taper surface are 30 degree, and the taper surface is matched with the inner wall that shafting oil seals.
Preferably, the middle part of the cross shaft body is equipped with 4 reinforcing ribs, the reinforcing rib includes main branch and branch
Portion, the width of the main branch are two times of branch width, and the angle in the main branch between two branches is 90 degree,
The trend of the branch is parallel with the axis of cross axle ontology spindle nose, and the junction of the main branch and branch is equipped with circle
Arc transition.
The beneficial effects of the utility model：The utility model passes through cross shaft body, outer ring ontology, needle roller, gasket, interior oil
The cooperation of envelope and shafting oil envelope etc. can ensure that sealing lip is close to cross axle side always by the cooperation of ring spring and inner oil seal
Wall improves the resistance to stress ability of cross axle axis body by way of ribs is arranged in the middle part of universal joint axis body, extends universal joint
Service life, using double needle roller, needle roller makes needle roller be not easy down needle, falls needle under the clamping of gasket and needle roller baffle ring, and is padding
Piece will not make needle roller stuck under needle roller baffle ring elastic reaction, avoid the generation of rotation process from killing, twist off phenomenon, avoid universal joint
Problem of Failure.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is a kind of structural schematic diagram of the first embodiment of Hooke's joint of the utility model；
Fig. 2 is a kind of part-structure schematic cross-section of the first embodiment of Hooke's joint of the utility model；
Fig. 3 is a kind of enlarged diagram of the inner oil seal of the first embodiment of Hooke's joint of the utility model；
Fig. 4 is a kind of structural schematic diagram of the second embodiment of Hooke's joint of the utility model；
Fig. 5 is a kind of part-structure schematic cross-section of the second embodiment of Hooke's joint of the utility model；
Fig. 6 is a kind of enlarged diagram of the inner oil seal of the second embodiment of Hooke's joint of the utility model.
【Specific implementation mode】
Refering to fig. 1 to a kind of Hooke's joint of Fig. 6 the utility model, including cross shaft body 1, outer ring ontology 2, needle roller
3, gasket 4, inner oil seal 5 and shafting oil envelope 6, the spindle nose end of the cross shaft body 1 is equipped with outer ring ontology 2, the outer ring sheet
Needle roller 3 is distributed in the inner wall of body 2, and the both ends of the needle roller 3 are respectively equipped with gasket 4 and needle roller baffle ring 31,6 installation of shafting oil envelope
Between outer ring ontology 2 and the spindle nose of cross shaft body 1, the end of the outer ring ontology 2 is equipped with inner oil seal 5, the inner oil seal 5
It is equipped with the first support frame 51 and sealing lip 52, the outer ring of the inner oil seal 5 is equipped with the first support frame 51, described first
The outer ring of support bone frame 51 is extended with the first outside edge 511, and first outside edge 511 is matched with shafting oil envelope 6, the inner oil seal
5 inner ring is equipped with sealing, and the inner ring of the sealing is equipped with several first sealing lips 52.Shafting oil envelope 6 is equipped with the
The outer ring of two support frames 61, the first inside edge 62 and the second inside edge 63, the shafting oil envelope 6 is equipped with the second support frame
61, the inner ring of the shafting oil envelope 6 is equipped with is extended with the first inside edge 62 in the axial direction, and the outer ring of first inside edge 62 is set
There are the second sealing lip 621, second sealing lip 621 to be in contact with the first support frame 51, the shafting oil seals the inner wall of 6 outer rings
Equipped with the second inside edge 63, second inside edge 63 is installed between the first outside edge 511 and outer ring ontology 2.Described first
The cross sectional shape of support frame 51 is L-shaped, and the inner ring of the inner oil seal 5 is equipped with third inside edge 512, the third inside edge
512 side is equipped with sealing, and the third inside edge 512 and the angle of horizontal plane are 30 degree, and the outer ring of the sealing is set
There is ring spring 53.Rebound gap 21 is equipped between the outer ring ontology 2 and gasket 4, the outer wall of the outer ring ontology 2 is equipped with cone
Shape face 22, the angle between the busbar and axis of the taper surface 22 are 30 degree, the inner wall phase of the taper surface 22 and shafting oil envelope 6
Cooperation.The middle part of the cross shaft body 1 is equipped with 4 reinforcing ribs 11, and the reinforcing rib 11 includes main branch 111 and branch
112, the width of the main branch 111 is two times of 112 width of branch, in the main branch 111 between two branches 112
Angle be 90 degree, the trend of the branch 112 is parallel with the axis of 1 spindle nose of cross shaft body, the main branch 111 with
The junction of branch 112 is equipped with arc transition.
Utility model works process：
A kind of operation principle of Hooke's joint of the utility model is：Pass through the cooperation of ring spring and inner oil seal, energy
Enough ensureing that sealing lip is close to cross axle side wall always, the first support frame can reinforce the junction of sealing, and
Needle roller will not be made stuck under gasket elastic reaction, the generation of rotation process can be avoided to kill, phenomenon is twisted off, avoid the mistake of universal joint
Effect problem improves the resistance to stress ability of cross axle axis body by way of ribs is arranged in the middle part of universal joint axis body, extends ten thousand
To section service life.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, any new to this practicality
Scheme after type simple transformation belongs to the scope of protection of the utility model.
Claims (5)
1. a kind of Hooke's joint, it is characterised in that：Including cross shaft body (1), outer ring ontology (2), needle roller (3), gasket
(4), the spindle nose end of inner oil seal (5) and shafting oil envelope (6), the cross shaft body (1) is equipped with outer ring ontology (2), described outer
Needle roller (3) is distributed in the inner wall of circle ontology (2), and the both ends of the needle roller (3) are respectively equipped with gasket (4) and needle roller baffle ring (31),
The shafting oil envelope (6) is mounted between outer ring ontology (2) and the spindle nose of cross shaft body (1), the end of the outer ring ontology (2)
Equipped with inner oil seal (5), the inner oil seal (5) is equipped with the first support frame (51) and the first sealing lip (52), the inner oil seal
(5) outer ring is equipped with the first support frame (51), and the outer ring of first support frame (51) is extended with the first outside edge
(511), first outside edge (511) matches with shafting oil envelope (6), and the inner ring of the inner oil seal (5) is equipped with sealing, described
The inner ring of sealing is equipped with several first sealing lips (52).
2. a kind of Hooke's joint as described in claim 1, it is characterised in that：The shafting oil envelope (6) is equipped with second
The outer ring of support bone frame (61), the first inside edge (62) and the second inside edge (63), the shafting oil envelope (6) is equipped with the second support rib
Frame (61), the inner ring of the shafting oil envelope (6) is equipped with is extended with the first inside edge (62), first inside edge in the axial direction
(62) outer ring is equipped with the second sealing lip (621), and second sealing lip (621) is in contact with the first support frame (51), institute
The inner wall for stating shafting oil envelope (6) outer ring is equipped with the second inside edge (63), and second inside edge (63) is installed on the first outside edge
(511) between outer ring ontology (2).
3. a kind of Hooke's joint as described in claim 1, it is characterised in that：The section of first support frame (51)
Shape is L-shaped, and the inner ring of the inner oil seal (5) is equipped with third inside edge (512), the side of the third inside edge (512)
Equipped with sealing, the third inside edge (512) and the angle of horizontal plane are 30 degree, and the outer ring of the sealing is equipped with annular elastomeric
Spring (53).
4. a kind of Hooke's joint as described in claim 1, it is characterised in that：The outer ring ontology (2) and gasket (4) it
Between be equipped with rebound gap (21), the outer wall of the outer ring ontology (2) is equipped with taper surface (22), the busbar of the taper surface (22) with
Angle between axis is 30 degree, and the inner wall that the taper surface (22) seals (6) with shafting oil matches.
5. a kind of Hooke's joint as described in claim 1, it is characterised in that：It is set in the middle part of the cross shaft body (1)
There are 4 reinforcing ribs (11), the reinforcing rib (11) includes main branch (111) and branch (112), the main branch (111)
Width is two times of branch (112) width, and the angle between main upper two branches (112) of branch (111) is 90 degree,
The trend of the branch (112) is parallel with the axis of cross shaft body (1) spindle nose, the main branch (111) and branch
(112) junction is equipped with arc transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690668.9U CN207814261U (en) | 2017-12-07 | 2017-12-07 | A kind of Hooke's joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690668.9U CN207814261U (en) | 2017-12-07 | 2017-12-07 | A kind of Hooke's joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207814261U true CN207814261U (en) | 2018-09-04 |
Family
ID=63335288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721690668.9U Active CN207814261U (en) | 2017-12-07 | 2017-12-07 | A kind of Hooke's joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207814261U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360890A (en) * | 2020-11-05 | 2021-02-12 | 杭州正强传动股份有限公司 | Cross axle universal joint convenient to lubricate and maintain |
| CN112392867A (en) * | 2020-11-05 | 2021-02-23 | 杭州正强传动股份有限公司 | Sealed dustproof cross axle universal joint |
| CN115234582A (en) * | 2022-09-23 | 2022-10-25 | 万向钱潮股份公司 | Dust cover and universal joint |
-
2017
- 2017-12-07 CN CN201721690668.9U patent/CN207814261U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360890A (en) * | 2020-11-05 | 2021-02-12 | 杭州正强传动股份有限公司 | Cross axle universal joint convenient to lubricate and maintain |
| CN112392867A (en) * | 2020-11-05 | 2021-02-23 | 杭州正强传动股份有限公司 | Sealed dustproof cross axle universal joint |
| CN115234582A (en) * | 2022-09-23 | 2022-10-25 | 万向钱潮股份公司 | Dust cover and universal joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Xiaoshan Shushan Street chapter Panqiao village in Hangzhou city of Zhejiang province (311203 gold plow) Patentee after: Hangzhou Zhengqiang Transmission Co., Ltd. Address before: Xiaoshan Shushan Street chapter Panqiao village in Hangzhou city of Zhejiang province (311203 gold plow) Patentee before: Hangzhou Zhengqiang Universal Joint Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |