CN218294427U - Efficient leakage-proof oil seal ring for axle - Google Patents
Efficient leakage-proof oil seal ring for axle Download PDFInfo
- Publication number
- CN218294427U CN218294427U CN202222532093.5U CN202222532093U CN218294427U CN 218294427 U CN218294427 U CN 218294427U CN 202222532093 U CN202222532093 U CN 202222532093U CN 218294427 U CN218294427 U CN 218294427U
- Authority
- CN
- China
- Prior art keywords
- sealing
- sealing part
- seal ring
- oil seal
- elastic supporting
- 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.)
- Active
Links
Images
Landscapes
- Sealing Devices (AREA)
Abstract
The utility model relates to an axletree sealing member technical field especially relates to an oil blanket circle that axletree high efficiency was prevented leaking. The method comprises the following steps: the sealing structure comprises a first sealing part, a second sealing part and a sealing ring, wherein a plurality of detachable sealing rings are arranged on the first sealing part, and an elastic supporting part is arranged on one side of the first sealing part; one side of the second sealing part is connected with the elastic supporting part, the other side of the second sealing part is provided with a plurality of sealing rings, and a plurality of springs are arranged along the circumferential direction of the second sealing part; the utility model provides an efficient oil blanket circle of preventing leaking of axletree can effectively guarantee the leakproofness of axletree to can carry out displacement compensation, keep the reliability of tip seal, can change after the sealing washer damages simultaneously, prolong overall structure's life.
Description
Technical Field
The utility model relates to an axletree sealing member technical field especially relates to an oil blanket circle that axletree high efficiency was prevented leaking.
Background
The axletree is used for bearing load and transmission moment of torsion in the work, whole has good comprehensive mechanical properties, and to the support position of axletree, seal structure is adopted usually, scribble medium such as lubricating oil in inside, keep axletree to support driven stability, reduce the wearing and tearing on axletree surface, and to the sealed of axletree, adopt sealing washer cooperation hubcap to compress tightly sealed mostly, but in the in-service use, receive the temperature, the influence of environment, certain deformation can appear in axletree and sealing washer self, can not self accomplish displacement compensation, thereby arouse the tip to produce the gap, arouse that seal structure destroys, and current sealing washer sealed effect is poor, the entering of outside debris appears easily, cause the quick damage of axletree or bearing spare part, not being used.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides an axletree high efficiency prevents oil blanket circle of leaking, can effectively guarantee the leakproofness of axletree to can carry out displacement compensation, keep the reliability of tip seal, can change after the sealing washer damages simultaneously, prolong overall structure's life.
For solving the technical problem, the utility model discloses the technical scheme who adopts is, include:
the sealing device comprises a first sealing part, a second sealing part and a sealing ring, wherein a plurality of detachable sealing rings are arranged on the first sealing part, and an elastic supporting part is arranged on one side of the first sealing part;
and one side of the second sealing part is connected with the elastic supporting part, the other side of the second sealing part is provided with a plurality of sealing rings, and a plurality of springs are arranged in the circumferential direction of the second sealing part.
Preferably, the middle part of the elastic supporting part is provided with a non-closed circular spring piece.
Preferably, a gap is formed between the elastic supporting part and the first sealing part.
Preferably, an annular channel is arranged on the second sealing part.
Preferably, a plurality of positioning columns are arranged on the second sealing part; the elastic supporting part is provided with a plurality of counter bores connected with the positioning columns.
Preferably, a plurality of circular grooves are formed in the elastic supporting part; and a plurality of bulges connected with the circular groove are arranged on the second sealing part.
Preferably, a plurality of cylindrical hole sites are arranged on the second sealing part.
Preferably, a stepped portion is provided on the first sealing portion, and the stepped portion is provided with a plurality of mounting grooves for connection of the seal ring.
Preferably, the inner diameter of the first sealing portion is provided with a plurality of notches in the axial direction.
Compared with the prior art, the utility model has the advantages of it is following: 1. through the assembly and use of the first sealing part and the second sealing part and the cooperation of the spring, pretightening thrust can be provided in a normal state, after the first sealing part and the second sealing part are adhered to the end part, the first sealing part and the second sealing part are tightly adhered under the action of the elastic force of the spring when displacement deformation is generated, and the reliability of end part sealing is ensured; 2. the sealing ring is in close contact with the inner wall of the hub, liquid sealant is coated on the sealing ring, the whole sealing performance is realized, the sealing ring can be replaced after being worn, and the maintenance is convenient; 3. the design of elastic support portion outwards carries out certain bulging deformation, further improves the compactness with wheel hub, guarantees seal structure's stability.
Drawings
FIG. 1 is a diagram illustrating the usage of an efficient anti-leakage oil seal ring for an axle;
FIG. 2 is a schematic view of the overall structure of an efficient anti-leakage oil seal ring for an axle;
FIG. 3 is an exploded view of the overall structure of an efficient anti-leakage oil seal ring for an axle;
FIG. 4 is a schematic structural view of a first sealing portion of an efficient anti-leakage oil seal ring of an axle;
FIG. 5 is a schematic view of a second sealing portion of an efficient anti-leakage oil seal ring for an axle;
fig. 6 is an overall sectional view of an axle highly effective leak-proof oil seal ring.
In the figure: 1. a first seal portion; 2. an elastic support portion; 3. a second seal portion; 101. a seal ring; 102. a gap; 103. a step portion; 104. mounting grooves; 105. a notch; 201. a spring plate; 202. a counter bore; 203. a circular groove; 301. a seal ring; 302. a spring; 303. an annular channel; 304. a positioning column; 305. a protrusion; 306. and (6) forming a cylindrical hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The first embodiment is as follows: with reference to fig. 1-6, an efficient anti-leakage oil seal ring for an axle is characterized by comprising: the sealing device comprises a first sealing part 1, a plurality of detachable sealing rings 101 are arranged on the first sealing part 1, and an elastic supporting part 2 is arranged on one side of the first sealing part 1; a second sealing part 3, one side of the second sealing part 3 is connected with the elastic supporting part 2, the other side is provided with a plurality of sealing rings 301, and a plurality of springs 302 are arranged along the circumferential direction of the second sealing part 3; the sealing ring 101 is mounted on the first sealing part 1, then the first sealing part 1 and the second sealing part 3 sequentially penetrate through the shaft body and enter the inside of the hub to be contacted with the bearing, then the hub end cover is covered to tightly press the whole body, so that the whole body is sealed and fixed, the sealing ring 101 and the elastic supporting part 2 are tightly contacted with the inner wall of the hub, the sealing performance is improved, meanwhile, the sealing ring 101 and the first sealing part 1 can be disassembled, the later maintenance is facilitated, in addition, the first sealing part 1 and the second sealing part 3 are elastically supported through the spring 302, the tight attachment of the two ends is ensured, the displacement compensation can be adaptively completed, and the reliability of end sealing is effectively ensured; during installation, liquid sealant can be coated on the sealing ring 101, the overall sealing effect is further improved, and the sealing ring 301 improves the contact sealing performance with the hub end cover.
In a preferred embodiment, as shown in fig. 3 and fig. 6, a non-closed circular spring sheet 201 is disposed in the middle of the elastic support portion 2, and the spring sheet 201 itself expands and deforms outwards to push the elastic support portion 2 to deform, so as to ensure that the elastic support portion 2 is tightly attached to the inner wall of the hub, thereby improving the sealing effect;
in the preferred embodiment, a gap 102 is formed between the elastic support portion 2 and the first sealing portion 1, so that the elastic support portion 2 and the first sealing portion 1 are separated from each other, and the spring plate 201 can push the elastic support portion 2 to deform, thereby ensuring that the elastic support portion is in close contact with the hub.
As shown in fig. 6, the second sealing portion 3 is provided with an annular passage 303; the annular channel 303 increases contact with the axle, forms a hollow channel, and reduces entry of foreign objects such as external dust.
As shown in fig. 4, the second sealing portion 3 is provided with a plurality of positioning pillars 304; a plurality of counter bores 202 connected with the positioning columns 304 are arranged on the elastic supporting part 2; the positioning column 304 is inserted into the counter bore 202, so that the positioning accuracy between the second sealing part 3 and the elastic supporting part 2 is improved, and the sealing effect is prevented from being influenced by self deformation caused by rotation in the using process.
As shown in fig. 5 and 6, the elastic support 2 is provided with a plurality of circular grooves 203; a plurality of bulges 305 connected with the circular groove 203 are arranged on the second sealing part 3; the cooperation of the protrusion 305 and the annular groove 203 can maintain the sealing connection between the second sealing portion 3 and the elastic support portion 2 during the displacement compensation of the two portions.
Referring to fig. 5, a plurality of cylindrical hole sites 306 are provided on the second sealing portion 3; the cylindrical holes 306 facilitate the mounting of the spring 302 while allowing for the positioning of the spring 302.
As shown in fig. 3, a step portion 103 is provided on the first sealing portion 1, and the step portion 103 is provided with a plurality of mounting grooves 104 for connection of the sealing rings 101; the mounting groove 104 is connected with the sealing ring 101, so that the sealing ring 101 is positioned, and meanwhile, the step part 103 is designed to facilitate the limitation of liquid sealant and prevent the liquid sealant from flowing around.
As shown in fig. 6, the inner diameter of the first seal portion 1 is provided with a plurality of notches 105 in the axial direction; notch 105's design makes things convenient for the monolithic fabrication, and the notch divide into a plurality of contact area with the axis body with 1 internal diameter of first sealing simultaneously, reduces the required precision of manufacturing (adopt holistic through-hole design, can't guarantee that the radius circle of interior circle is beated, has reduced the sealed effect after contacting with the axle).
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. The utility model provides an efficient oil blanket circle of preventing leaking of axletree which characterized in that includes:
the sealing structure comprises a first sealing part (1), wherein a plurality of detachable sealing rings (101) are arranged on the first sealing part (1), and an elastic supporting part (2) is arranged on one side of the first sealing part (1);
and one side of the second sealing part (3) is connected with the elastic supporting part (2), the other side of the second sealing part (3) is provided with a plurality of sealing rings (301), and a plurality of springs (302) are arranged along the circumferential direction of the second sealing part (3).
2. The efficient leakage-proof oil seal ring for the axle according to claim 1, characterized in that: the middle part of the elastic supporting part (2) is provided with a non-closed circular spring piece (201).
3. The efficient leakage-proof oil seal ring for the axle according to claim 2, wherein: a gap (102) is arranged between the elastic supporting part (2) and the first sealing part (1).
4. The efficient leakage-proof oil seal ring for the axle according to claim 1, wherein: an annular channel (303) is arranged on the second sealing part (3).
5. The efficient leakage-proof oil seal ring for the axle according to claim 4, wherein: a plurality of positioning columns (304) are arranged on the second sealing part (3); the elastic supporting part (2) is provided with a plurality of counter bores (202) connected with the positioning columns (304).
6. The efficient leakage-proof oil seal ring for the axle according to claim 1, characterized in that: a plurality of circular grooves (203) are arranged on the elastic supporting part (2); the second sealing part (3) is provided with a plurality of bulges (305) connected with the circular groove (203).
7. The efficient leakage-proof oil seal ring for the axle according to claim 1, wherein: the second sealing part (3) is provided with a plurality of cylindrical hole positions (306).
8. The efficient leakage-proof oil seal ring for the axle according to claim 1, wherein: a step part (103) is arranged on the first sealing part (1), and a plurality of mounting grooves (104) for connecting the sealing rings (101) are formed in the step part (103).
9. The efficient leakage-proof oil seal ring for the axle according to claim 1, wherein: the inner diameter of the first sealing part (1) is provided with a plurality of notches (105) along the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222532093.5U CN218294427U (en) | 2022-09-25 | 2022-09-25 | Efficient leakage-proof oil seal ring for axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222532093.5U CN218294427U (en) | 2022-09-25 | 2022-09-25 | Efficient leakage-proof oil seal ring for axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218294427U true CN218294427U (en) | 2023-01-13 |
Family
ID=84805713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222532093.5U Active CN218294427U (en) | 2022-09-25 | 2022-09-25 | Efficient leakage-proof oil seal ring for axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218294427U (en) |
-
2022
- 2022-09-25 CN CN202222532093.5U patent/CN218294427U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103047295A (en) | Bearing for wheel | |
| CN218294427U (en) | Efficient leakage-proof oil seal ring for axle | |
| CN101529106B (en) | Bearing device for wheel | |
| CN104315111A (en) | Gear transmission shaft device | |
| CN218118381U (en) | Bearing front sealing device with observation hole | |
| CN201339658Y (en) | Bearing with multiple sealing surface structure | |
| JP2009115273A (en) | Bearing for wheel | |
| CN115289141A (en) | Bearing front sealing device with observation hole | |
| CN212985831U (en) | Coupling device | |
| CN216343390U (en) | Hub bearing inner ring convenient for installation of dumper | |
| CN201281127Y (en) | Roller bearing sealing device and seal structure with the device | |
| CN216343389U (en) | Hub bearing outer ring convenient for installation of dumper | |
| CN110067859B (en) | Stable floating type rotary shaft sealing structure | |
| CN220929970U (en) | Hub bearing | |
| CN213973453U (en) | Wheel hub assembly and disassembly and assembly structure thereof | |
| CN219492866U (en) | Cross roller double-layer sealing roller bearing | |
| CN218408416U (en) | Long-life dustproof clutch belt pulley | |
| CN217107844U (en) | Wheel hub bearing unit assembly and vehicle using same | |
| CN109737137A (en) | A kind of biserial roller angular contact bearing | |
| CN218325876U (en) | Universal joint cross axle for vehicle | |
| CN213655465U (en) | Cross roller bearing with excellent sealing effect | |
| CN219796481U (en) | End face sealing type rotary joint | |
| CN210423421U (en) | Novel take ABS end cover terminal surface bidirectional isobaric sealed wheel hub bearing unit | |
| CN214788618U (en) | Automobile wheel hub bearing unit with dust cover structure | |
| CN220948146U (en) | Steering column structure and automobile steering device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |