CN212318779U - Four-claw positioning sealing ring - Google Patents
Four-claw positioning sealing ring Download PDFInfo
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- CN212318779U CN212318779U CN202020415775.6U CN202020415775U CN212318779U CN 212318779 U CN212318779 U CN 212318779U CN 202020415775 U CN202020415775 U CN 202020415775U CN 212318779 U CN212318779 U CN 212318779U
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- positioning
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Abstract
The utility model discloses a four-claw positioning sealing ring, wherein a framework is provided with an annular structure, and a plurality of first positioning bosses and a plurality of second positioning bosses are respectively arranged on two end faces of the annular structure; the sealing main body is vulcanized on the end face of the framework close to one side of the first positioning boss, the sealing main body forms a circumferential main sealing lip and an end face sealing lip along the framework, and the end face sealing lip is located between the first positioning boss and the circumferential main sealing lip. Through the above four-claw positioning seal ring with optimized design, the first positioning boss and the second positioning boss are respectively arranged on the two sides of the framework, the two side mounting positions are respectively positioned during assembly, the assembly is convenient, the seal ring is prevented from shifting during assembly, the seal ring is prevented from shifting due to shaking during use, the sealing effect is improved, and the sealing reliability of the two side surfaces and the circumferential direction of the seal ring is ensured through the design of the seal lip.
Description
Technical Field
The utility model relates to a sealing washer technical field especially relates to a four-jaw positioning seal circle.
Background
In the process of crankshaft installation, sealing rings for sealing oil are required to be installed at two ends. The end surface of the conventional crankshaft sealing ring is provided with a sealing lip. In the running process of an automobile, the motion of a crankshaft can generate periodic vibration, and if the sealing ring is not installed in place or the vibration can affect the sealing performance of the sealing ring.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem who exists among the background art, the utility model provides a four-jaw positioning seal circle.
The utility model provides a pair of four claw positioning seal circle, include: a framework, a sealing body;
the framework is provided with an annular structure, and a plurality of first positioning bosses and a plurality of second positioning bosses are respectively arranged on two end faces of the annular structure;
the sealing main body is vulcanized on the end face of the framework close to one side of the first positioning boss, the sealing main body forms a circumferential main sealing lip and an end face sealing lip along the framework, and the end face sealing lip is located between the first positioning boss and the circumferential main sealing lip.
Preferably, the sealing body forms a first buffer convex rib on one side of the first positioning boss far away from the end face sealing lip.
Preferably, be equipped with the first buffering convex rib of two interval arrangements on the first location boss, first buffering convex rib extends along skeleton circumference.
Preferably, the seal body forms a second buffer rib on a side of the second positioning boss far away from the circumferential main seal lip.
Preferably, the second positioning boss is provided with two second buffering convex ribs arranged at intervals, and the second buffering convex ribs extend along the circumferential direction of the framework.
Preferably, the circumferential main sealing lip is provided with circumferential auxiliary sealing lips along two circumferential sides of the framework respectively, and a preset gap is formed between each circumferential auxiliary sealing lip and the corresponding circumferential main sealing lip at intervals.
Preferably, a plurality of first location boss distribute along skeleton circumference, and a plurality of second location boss distribute along skeleton circumference.
Preferably, the plurality of first positioning bosses and the plurality of second positioning bosses are arranged in a staggered manner.
In the four-claw positioning sealing ring, the framework has an annular structure, and a plurality of first positioning bosses and a plurality of second positioning bosses are respectively arranged on two end faces of the annular structure; the sealing main body is vulcanized on the end face of the framework close to one side of the first positioning boss, the sealing main body forms a circumferential main sealing lip and an end face sealing lip along the framework, and the end face sealing lip is located between the first positioning boss and the circumferential main sealing lip. Through the above four-claw positioning seal ring with optimized design, the first positioning boss and the second positioning boss are respectively arranged on the two sides of the framework, the two side mounting positions are respectively positioned during assembly, the assembly is convenient, the seal ring is prevented from shifting during assembly, the seal ring is prevented from shifting due to shaking during use, the sealing effect is improved, and the sealing reliability of the two side surfaces and the circumferential direction of the seal ring is ensured through the design of the seal lip.
Drawings
Fig. 1 is a schematic view of a top view structure of a four-claw positioning sealing ring according to the present invention.
Fig. 2 is a schematic bottom view of the four-claw positioning sealing ring of the present invention.
Fig. 3 is a schematic view of a partial cross-sectional structure of a four-jaw positioning sealing ring according to the present invention.
Detailed Description
As shown in fig. 1 to 3, fig. 1 is the utility model provides a four-jaw positioning seal ring overlook the schematic structural diagram, fig. 2 is the utility model provides a four-jaw positioning seal ring look up the schematic structural diagram, fig. 3 is the utility model provides a four-jaw positioning seal ring's local cross-sectional structure schematic diagram.
Referring to fig. 1 to 3, the utility model provides a four-jaw positioning seal ring, include: a framework 1 and a sealing main body 2;
the framework 1 is provided with an annular structure, and a plurality of first positioning bosses 3 and a plurality of second positioning bosses 4 are respectively arranged on two end faces of the annular structure;
the sealing body 2 is vulcanized on the end face of the framework 1 close to one side of the first positioning boss 3, the sealing body 2 forms a circumferential main sealing lip 5 and an end face sealing lip 7 along the framework 1, and the end face sealing lip 7 is located between the first positioning boss 3 and the circumferential main sealing lip 5.
In the concrete mounting means of the four-jaw positioning seal ring of this embodiment, with the sealing washer suit at bent axle one end, support the location through the second location boss to the bent axle outer wall, then first location boss one side with bent axle complex mounting structure cooperation installation, realize the sealing on the terminal surface through the end face seal lip simultaneously to guarantee the reliability of sealing washer both sides installation, circumference main seal lip realizes the circumferential seal of sealing washer.
In the embodiment, the framework of the proposed four-claw positioning sealing ring has an annular structure, and a plurality of first positioning bosses and a plurality of second positioning bosses are respectively arranged on two end faces of the annular structure; the sealing main body is vulcanized on the end face of the framework close to one side of the first positioning boss, the sealing main body forms a circumferential main sealing lip and an end face sealing lip along the framework, and the end face sealing lip is located between the first positioning boss and the circumferential main sealing lip. Through the above four-claw positioning seal ring with optimized design, the first positioning boss and the second positioning boss are respectively arranged on the two sides of the framework, the two side mounting positions are respectively positioned during assembly, the assembly is convenient, the seal ring is prevented from shifting during assembly, the seal ring is prevented from shifting due to shaking during use, the sealing effect is improved, and the sealing reliability of the two side surfaces and the circumferential direction of the seal ring is ensured through the design of the seal lip.
In the embodiment of the first positioning boss, the first buffer rib 31 is formed on the side of the first positioning boss 3 far away from the end face seal lip 7 by the seal body 2, and the first buffer rib is matched with the mounting structure, so that the mounting reliability is improved, and the falling off caused by vibration during use is prevented.
In further concrete implementation mode, be equipped with two interval arrangement's first buffering protruding muscle 31 on the first location boss 3, first buffering protruding muscle 31 extends along skeleton 1 circumference, through two buffering protruding muscle cooperations, increases line contact position, improves the laminating nature.
Similarly, in the specific arrangement mode of the second positioning boss, the second buffering rib 41 is formed on the side, away from the circumferential main sealing lip 5, of the second positioning boss 4 of the sealing main body 2, furthermore, two second buffering ribs 41 arranged at intervals are arranged on the second positioning boss 4, and the second buffering rib 41 extends along the circumferential direction of the framework 1, so that the installation reliability is improved, and the falling off caused by vibration during use is prevented.
In order to improve the reliability of circumferential sealing, in other specific embodiments, the circumferential main sealing lip 5 is respectively provided with the circumferential auxiliary sealing lips 6 along the circumferential two sides of the framework 1, a gap is preset between each circumferential auxiliary sealing lip 6 and the circumferential main sealing lip 5 at intervals, and by arranging the auxiliary sealing lips, when the sealing ring is in work and circumferentially displaces or deflects due to vibration, the auxiliary sealing lips are matched with the main sealing lip to realize circumferential double-layer sealing, so that the reliability of circumferential sealing is ensured.
In the concrete distribution mode of location boss, a plurality of first location boss 3 distribute along 1 circumference of skeleton, and a plurality of second location boss 4 distribute along 1 circumference of skeleton, guarantee circumference location reliability.
In other concrete design modes, a plurality of first location bosss 3 and a plurality of second location bosss 4 stagger and arrange, receive when buckling the torsional force when the sealing washer, first location boss and second location boss stagger, provide the deformation space for the atress.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. A four-jaw positioning seal ring, comprising: a framework (1) and a sealing main body (2);
the framework (1) is provided with an annular structure, and a plurality of first positioning bosses (3) and a plurality of second positioning bosses (4) are respectively arranged on two end faces of the annular structure;
the sealing body (2) is vulcanized on the end face of the framework (1) close to one side of the first positioning boss (3), the sealing body (2) forms a circumferential main sealing lip (5) and an end face sealing lip (7) along the framework (1), and the end face sealing lip (7) is located between the first positioning boss (3) and the circumferential main sealing lip (5).
2. The four-jaw positioning seal ring according to claim 1, characterized in that the seal body (2) is formed with a first buffer rib (31) on the side of the first positioning boss (3) away from the end face seal lip (7).
3. The four-jaw positioning seal ring according to claim 2, wherein the first positioning boss (3) is provided with two first buffer ribs (31) arranged at intervals, and the first buffer ribs (31) extend along the circumferential direction of the framework (1).
4. The four-jaw positioning seal ring according to claim 1, characterized in that the seal body (2) is formed with a second buffer bead (41) on the side of the second positioning boss (4) remote from the circumferential main seal lip (5).
5. The four-jaw positioning seal ring according to claim 4, wherein the second positioning boss (4) is provided with two second buffer ribs (41) arranged at intervals, and the second buffer ribs (41) extend along the circumferential direction of the framework (1).
6. The four-jaw positioning seal ring according to claim 1, wherein the circumferential main seal lip (5) is provided with circumferential auxiliary seal lips (6) along two circumferential sides of the framework (1), and a preset gap is arranged between each circumferential auxiliary seal lip (6) and the circumferential main seal lip (5).
7. The four-jaw positioning seal ring according to claim 1, wherein a plurality of first positioning bosses (3) are circumferentially distributed along the framework (1), and a plurality of second positioning bosses (4) are circumferentially distributed along the framework (1).
8. The four-jaw positioning seal ring according to claim 7, characterized in that the first positioning projections (3) and the second positioning projections (4) are arranged offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020415775.6U CN212318779U (en) | 2020-03-26 | 2020-03-26 | Four-claw positioning sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020415775.6U CN212318779U (en) | 2020-03-26 | 2020-03-26 | Four-claw positioning sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212318779U true CN212318779U (en) | 2021-01-08 |
Family
ID=74018019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020415775.6U Active CN212318779U (en) | 2020-03-26 | 2020-03-26 | Four-claw positioning sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212318779U (en) |
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2020
- 2020-03-26 CN CN202020415775.6U patent/CN212318779U/en active Active
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