CN208907464U - A kind of board-like oil sealing of modified - Google Patents
A kind of board-like oil sealing of modified Download PDFInfo
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- CN208907464U CN208907464U CN201821678669.6U CN201821678669U CN208907464U CN 208907464 U CN208907464 U CN 208907464U CN 201821678669 U CN201821678669 U CN 201821678669U CN 208907464 U CN208907464 U CN 208907464U
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- seal
- lip
- rubber seal
- outer skeleton
- rubber
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Abstract
The utility model discloses a kind of board-like oil sealings of modified, including outer skeleton, first rubber seal and the second rubber seal, first rubber seal and the second rubber seal are equipped in the inside of outer skeleton, and first rubber seal be equipped in the top of the second rubber seal, side wall on the outside of outer skeleton is equipped with several ring type seals, the inside of outer skeleton is successively arranged the first inner frame connecting pin and the second inner frame connecting pin from top to bottom, the utility model oil sealing is by being provided with the first rubber seal, second rubber seal and ring type seal, so that the sealing performance of oil sealing greatly improves, and third secondary sealing lip is adapted with the second primary seal lip and is equipped with, the sealing performance of oil sealing can further be enhanced, the stabilized seal ring cylinder of setting can make the first rubber seal in rotation, it can be with outer skeleton It maintains a relatively stable state, so that the eccentric performance of oil sealing entirety is stablized.
Description
Technical field
The utility model relates to oil seal technique fields, more particularly, to a kind of board-like oil sealing of modified.
Background technique
Oil sealing is the mechanical organ for oil sealing, and the component for needing to lubricate in transmission parts is isolated with power output component for it,
It is unlikely to allow oil seepage.With the rapid development of heavy work, the anti-muddy water of oil sealing and sealing life are required more and more severe
It carves.
Current oil sealing mostly uses greatly Combined grease seal, and existing oil sealing is mostly outer oil seal and inner oil seal phase conventional combination
Conventional structure, will affect the sealability of entire oil sealing if inner oil seal failure, and the resistance to eccentric performance of outer oil seal and leakproofness are equal
It is not ideal enough, so affect the scope of application and service life of a combination thereof oil sealing, and existing oil sealing its sealing reliability
It is poor with leakage prevention capability.
Utility model content
The utility model is to overcome above situation insufficient, it is desirable to provide a kind of technical solution that can solve the above problem.
A kind of board-like oil sealing of modified, including outer skeleton, the first rubber seal and the second rubber seal, described first
Rubber seal and the second rubber seal are equipped in the inside of outer skeleton, and first rubber seal is equipped with second
The top of rubber seal, the side wall on the outside of the outer skeleton are equipped with several ring type seals, the inside of the outer skeleton
It is successively arranged the first inner frame connecting pin and the second inner frame connecting pin from top to bottom, the outer skeleton is connected by the first inner frame
It connects end to be clamped with the first rubber seal, first rubber seal passes through the first connection card slot and the first inner frame connecting pin
The top of connection, the first connection card slot is equipped with the first primary seal lip, opens up on the side wall of first primary seal lip bottom
There is the first unidirectional return wire, offers spring on the side wall of the first primary seal lip outer circle side, the spring is socketed in first
On the lateral wall of primary seal lip, first primary seal lip is fixedly connected with stabilized seal ring cylinder, institute close to the side of outer skeleton
The lower section for stating the first primary seal lip is equipped with the first secondary sealing lip and the second secondary sealing lip, and the first secondary sealing lip is equipped with the
The top of second mate's sealing lip, the lower section of the second secondary sealing lip are equipped with third secondary sealing lip, and the outer skeleton passes through in second
Skeleton connecting pin and the second rubber seal are clamped, and second rubber seal passes through the second connection card slot and the second inner frame
Connecting pin connection, the top of the second connection card slot are equipped with the second primary seal lip, the side wall on the inside of second primary seal lip
On offer the second unidirectional return wire, the lower section of second primary seal lip is equipped with fourth officer sealing lip.
As a further solution of the present invention: the ring type seal is equidistantly equipped with, and ring packing described in both ends
It encloses on the side wall in outside and offers out hermetic seal through-hole, the hermetic seal through-hole out is symmetrical arranged.
As a further solution of the present invention: the side of the first unidirectional return wire and the second unidirectional return wire rotation
To identical and be to rotate to the right or rotate to the left.
As a further solution of the present invention: the stabilized seal ring cylinder is contacted with the side wall on the inside of outer skeleton, and
The stabilized seal ring cylinder offers several outlet grooves on the side wall of outer skeleton side.
As a further solution of the present invention: second primary seal lip is provided tiltedly with, and second primary seal
Lip is identical as third secondary sealing lip tilt angle.
The utility model has the beneficial effects that the utility model oil sealing is by being provided with the first rubber seal, the second rubber
Sealing element and ring type seal, so that the sealing performance of oil sealing greatly improves, and third secondary sealing lip and the second primary seal lip
It is adapted and is equipped with, can further enhance the sealing performance of oil sealing, the stabilized seal ring cylinder of setting can make the first rubber
Sealing element can maintain a relatively stable state in rotation with outer skeleton, so that the eccentric performance of oil sealing entirety is stablized.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the utility model structure diagram；
Fig. 2 is the front view of the utility model.
In figure: 1, outer skeleton；2, ring type seal；3, go out hermetic seal through-hole；4, the first inner frame connecting pin；5, in second
Skeleton connecting pin；6, the first rubber seal；7, the second rubber seal；8, the first connection card slot；9, the first primary seal lip；
10, the first unidirectional return wire；11, spring；12, stabilized seal ring cylinder；13, the first secondary sealing lip；14, the second secondary sealing lip；15,
Third secondary sealing lip；16, the second connection card slot；17, the second primary seal lip；18, the second unidirectional return wire；19, the 4th secondary sealing
Lip.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~2, in the utility model embodiment, a kind of board-like oil sealing of modified, including outer skeleton 1, the first rubber
Glue sealing element 6 and the second rubber seal 7, the first rubber seal 6 and the second rubber seal 7 are equipped in outer skeleton 1
Inside, and the first rubber seal 6 is equipped in the top of the second rubber seal 7, the side wall in outer 1 outside of skeleton is equipped with several
A ring type seal 2, the inside of outer skeleton 1 are successively arranged the first inner frame connecting pin 4 from top to bottom and connect with the second inner frame
End 5, outer skeleton 1 are clamped by the first inner frame connecting pin 4 and the first rubber seal 6, and the first rubber seal 6 passes through first
Connection card slot 8 is connect with the first inner frame connecting pin 4, and the top of the first connection card slot 8 is equipped with the first primary seal lip 9, and first is main
The first unidirectional return wire 10 is offered on the side wall of 9 bottom of sealing lip, offers bullet on the side wall of 9 outer circle side of the first primary seal lip
Spring 11, spring 11 are socketed on the lateral wall of the first primary seal lip 9, and the first primary seal lip 9 is close to the fixed company in the side of outer skeleton 1
It is connected to stabilized seal ring cylinder 12, the lower section of the first primary seal lip 9 is equipped with the first secondary sealing lip 13 and the second secondary sealing lip 14, and the
One secondary sealing lip 13 is equipped in the top of the second secondary sealing lip 14, and the lower section of the second secondary sealing lip 14 is equipped with third secondary sealing lip
15, outer skeleton 1 is clamped by the second inner frame connecting pin 5 and the second rubber seal 7, and the second rubber seal 7 passes through second
Connection card slot 16 connect with the second inner frame connecting pin 5, and second connects the top of card slot 16 equipped with the second primary seal lip 17, and second
The second unidirectional return wire 18 is offered on the side wall of 17 inside of primary seal lip, it is close that the lower section of the second primary seal lip 17 is equipped with fourth officer
Seal lip 19.
Further, ring type seal 2 is equidistantly equipped with, and is offered out on the side wall in 2 outside of both ends ring type seal
Hermetic seal through-hole 3, hermetic seal through-hole 3 is symmetrical arranged out, opened up on the ring type seal 2 at both ends go out hermetic seal through-hole 3 can be with
By the gas discharge inside the ring type seal 2 at both ends, so that the sealing performance of oil sealing lateral wall and object is more preferable.
Further, the direction that the first unidirectional return wire 10 and the second unidirectional return wire 18 rotate is identical and is to dextrorotation
Turn or rotate to the left, reflux collection can be carried out to splashing down to 7 surface of the first rubber seal 6 and the second rubber seal,
Facilitate oil to be drawn back into axle housing, axis is made to reach good sealing effect when rotating at high speed.
Further, stabilized seal ring cylinder 12 is contacted with the side wall of outer 1 inside of skeleton, and stabilized seal ring cylinder 12 is close to outer
Several outlet grooves are offered on the side wall of 1 side of skeleton, can effectively be avoided 6 stress of the first rubber seal, be stablized close
Seal ring cylinder 12 is squeezed, and the air of stabilized seal ring cylinder 12 and outer 1 contact position of skeleton is able to carry out discharge.
Further, the second primary seal lip 17 is provided tiltedly with, and the second primary seal lip 17 is tilted with third secondary sealing lip 15
Angle is identical, can prevent muddy water from entering primary seal lip, and muddy water is avoided to enter pollution gear oil in axle housing and thus damage oil
Seal primary seal lip and caused by Seal Oil leak, while improving the leakproofness of oil sealing.
The working principle of the utility model is: inside axis insertion oil sealing, axial wall and the first rubber seal 6 and the second rubber
Sealing element 7 is contacted, and the ring type seal 2 in outer 1 outside of skeleton of oil sealing can make the leakproofness between oil sealing and object more
Good, the hermetic seal through-hole 3 out opened up on the ring type seal 2 at both ends the air inside both ends ring type seal 2 can be discharged,
Outer skeleton 1 is fitted closely with object, the first rubber seal 6 is contacted with axis, and spring 11 is firmly close by the first master
Envelope lip 9 is fitted closely with axial wall, and the oil on 9 surface of the first primary seal lip is carried out resorption, axis by the unidirectional return wire 10 of first opened up
Wall is contacted with the inner wall of the second primary seal lip 17, the support of the second primary seal lip 17 is extremely contacted with third secondary sealing lip 15, third pair
Sealing lip 15 can make axis in rotation, more stable, greatly improve the whole anti-eccentric ability of oil sealing, first is secondary
Sealing lip 13 and the second secondary sealing lip 14 and fourth officer sealing lip 19 are equipped with, so that the sealing performance of oil sealing is more preferable.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. a kind of board-like oil sealing of modified, including outer skeleton (1), the first rubber seal (6) and the second rubber seal (7),
First rubber seal (6) and the second rubber seal (7) are equipped in the inside of outer skeleton (1), and first rubber
Glue sealing element (6) is equipped in the top of the second rubber seal (7), which is characterized in that on the side wall on the outside of the outer skeleton (1)
Equipped with several ring type seals (2), the inside of the outer skeleton (1) is successively arranged the first inner frame connecting pin from top to bottom
(4) and the second inner frame connecting pin (5), the outer skeleton (1) pass through the first inner frame connecting pin (4) and the first rubber seal
(6) it is clamped, first rubber seal (6) is connect by the first connection card slot (8) with the first inner frame connecting pin (4), institute
The top for stating the first connection card slot (8) is equipped with the first primary seal lip (9), opens on the side wall of the first primary seal lip (9) bottom
Equipped with the first unidirectional return wire (10), spring (11), the bullet are offered on the side wall of the first primary seal lip (9) outer circle side
Spring (11) is socketed on the lateral wall of the first primary seal lip (9), side of first primary seal lip (9) close to outer skeleton (1)
It is fixedly connected with stabilized seal ring cylinder (12), the lower section of first primary seal lip (9) is equipped with the first secondary sealing lip (13) and the
Second mate's sealing lip (14), and the first secondary sealing lip (13) is equipped in the top of the second secondary sealing lip (14), second pair
The lower section of sealing lip (14) is equipped with third secondary sealing lip (15), and the outer skeleton (1) passes through the second inner frame connecting pin (5) and the
Two rubber seals (7) clamping, second rubber seal (7) are connect by the second connection card slot (16) with the second inner frame
(5) connection is held, the top of second connection card slot (16) is equipped with the second primary seal lip (17), second primary seal lip (17)
The second unidirectional return wire (18) is offered on the side wall of inside, the lower section of second primary seal lip (17) is equipped with the 4th secondary sealing
Lip (19).
2. the board-like oil sealing of modified according to claim 1, which is characterized in that the ring type seal (2) is equidistantly equipped with,
And hermetic seal through-hole (3) are offered out on the side wall on the outside of ring type seal described in both ends (2), the hermetic seal through-hole out
(3) it is symmetrical arranged.
3. the board-like oil sealing of modified according to claim 1, which is characterized in that the first unidirectional return wire (10) and
The direction of two unidirectional return wire (18) rotations is identical and is to rotate to the right or rotate to the left.
4. the board-like oil sealing of modified according to claim 1, which is characterized in that the stabilized seal ring cylinder (12) and dermoskeleton
Side wall contact on the inside of frame (1), and offered on the side wall of close outer skeleton (1) side of the stabilized seal ring cylinder (12) several
Outlet groove.
5. the board-like oil sealing of modified according to claim 1, which is characterized in that the second primary seal lip (17) inclination is set
Have, and second primary seal lip (17) is identical as third secondary sealing lip (15) tilt angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821678669.6U CN208907464U (en) | 2018-10-17 | 2018-10-17 | A kind of board-like oil sealing of modified |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821678669.6U CN208907464U (en) | 2018-10-17 | 2018-10-17 | A kind of board-like oil sealing of modified |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208907464U true CN208907464U (en) | 2019-05-28 |
Family
ID=66614161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821678669.6U Active CN208907464U (en) | 2018-10-17 | 2018-10-17 | A kind of board-like oil sealing of modified |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208907464U (en) |
-
2018
- 2018-10-17 CN CN201821678669.6U patent/CN208907464U/en active Active
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