CN211259649U - V-shaped rotary sealing device - Google Patents
V-shaped rotary sealing device Download PDFInfo
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- CN211259649U CN211259649U CN201922273295.0U CN201922273295U CN211259649U CN 211259649 U CN211259649 U CN 211259649U CN 201922273295 U CN201922273295 U CN 201922273295U CN 211259649 U CN211259649 U CN 211259649U
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Abstract
The utility model relates to a V type rotary seal device, including the sealing device body, the sealing device body includes first outer lip limit, second outer lip limit, right side sealed lid, interior lip limit and left sealed lid, is provided with V type recess between first outer lip limit and the second outer lip limit, and V type recess includes left cell body limit, groove base and right cell body limit, and first outer lip limit and interior lip limit all set up along X axle direction level, and left sealed lid is along the vertical setting of Y axle direction, and left cell body limit, right cell body limit, second outer lip limit and right sealed lid are the hypotenuse that has certain inclination. The utility model discloses the sealing device body includes first outer lip limit, second outer lip limit, right side sealed lid, inner lip limit and left sealed lid, is provided with V type recess between first outer lip limit and the second outer lip limit, and along axial motion, it is big to have elastic modulus, and the wearability is better, and life is longer, dust proof, pollution, water splash, oil splash advantages such as.
Description
Technical Field
The utility model relates to a mechanical seal technical field that is relevant especially relates to a V type rotary seal device.
Background
The mechanical seal is a shaft seal device of a rotating machine. Such as centrifugal pumps, centrifuges, reaction kettles, compressors, and the like. Since the drive shaft extends through the inside and outside of the apparatus, there is a circumferential gap between the shaft and the apparatus through which the medium in the apparatus leaks out, and if the pressure in the apparatus is lower than atmospheric pressure, air leaks into the apparatus, so that a shaft seal device for preventing leakage is necessary. The shaft seal is of various types, and the mechanical seal in the world is the most important shaft sealing mode in the devices. The rotary sealing element in the prior art has the advantages of small elastic modulus, poor wear resistance and short service life.
In view of the above-mentioned drawbacks, the present inventors have made active research and innovation to create a V-shaped rotary sealing device, which has industrial application value.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problem, the present invention provides a V-shaped rotary sealing device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a V type rotary seal device, including the sealing device body, the sealing device body includes first outer lip limit, the second outer lip limit, right side sealed lid, inner lip limit and left sealed lid, be provided with V type recess between first outer lip limit and the second outer lip limit, V type recess includes left cell body limit, groove base and right cell body limit, first outer lip limit and inner lip limit all set up along X axle direction level, left sealed lid is along the vertical setting of Y axle direction, left cell body limit, right cell body limit, second outer lip limit and right sealed lid are the hypotenuse that has certain inclination.
As the utility model discloses a further improvement, the contained angle between left side cell body limit and the X axle positive direction is 100 ~ 120 degrees, and the contained angle between right side cell body limit and the X axle positive direction is 30 ~ 45 degrees, and the contained angle between second lip limit and the X axle positive direction is 120 ~ 135 degrees, and the contained angle between right side sealed lid and the X axle positive direction is 30 ~ 45 degrees.
As a further improvement of the utility model, the included angle between the left groove body side and the positive direction of the X axis is 100 degrees.
As a further improvement, the included angle between the right groove body side and the positive direction of the X axis is 30 degrees.
As a further improvement of the utility model, the included angle between the second outer lip edge and the positive direction of the X axis is 135 degrees.
As a further improvement of the utility model, the right sealing cover and the positive direction of the X axis form a 45-degree included angle.
As a further improvement of the utility model, the groove bottom edge is horizontally arranged along the X-axis direction.
As a further improvement, the groove bottom edge is arranged to present a certain sunken circular arc-shaped structure.
As a further improvement of the utility model, be provided with first chamfer between first outer lip limit and the left sealed lid, be provided with the second chamfer between inner lip limit and the left sealed lid.
As a further improvement of the utility model, the first chamfer and the second chamfer are 45 degrees.
Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:
the utility model discloses V type rotary seal device, sealing device body include first outer lip limit, second outer lip limit, right side seal lid, inner lip limit and left side seal lid, are provided with V type recess between first outer lip limit and the second outer lip limit, along axial motion, it is big to have elastic modulus, and the wearability is better, and life is longer, dust proof, pollution, water splash, oil splash advantages such as.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a first embodiment of a V-shaped rotary sealing device according to the present invention;
fig. 2 is a schematic structural view of a second embodiment of a V-shaped rotary sealing device according to the present invention;
fig. 3 is a schematic structural diagram of a third embodiment of the V-shaped rotary sealing device according to the present invention.
In the drawings, the meanings of the reference numerals are as follows.
1 sealing device body 2 first outer lip
3 left groove body side and 4 groove bottom sides
5 right tank edge 6 second outside lip edge
7 right sealing cover 8 inner lip edge
9 left sealing cover 10 first chamfer
11 second chamfer
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In order to make the technical solution of the present invention better understood, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
As shown in figures 1 to 3 of the drawings,
the utility model provides a V type rotary seal device, including sealing device body 1, sealing device body 1 includes first outer lip limit 2, second outer lip limit 6, right side sealing cover 7, interior lip limit 8 and left sealing cover 9, be provided with V type recess between first outer lip limit 2 and the second outer lip limit 6, V type recess includes left cell body limit 3, cell bottom limit 4 and right cell body limit 5, first outer lip limit 2 and interior lip limit 8 all set up along X axle direction level, left side sealing cover 9 is along the vertical setting of Y axle direction, left cell body limit 3, right cell body limit 5, second outer lip limit 6 and right sealing cover 7 are the hypotenuse that has certain inclination.
Wherein, play sealed effect through first outer lip limit 2, second outer lip limit 6 and V type recess, through the sealed 7 structure settings of lid of V type recess and right side for sealing device body 1's modulus of elasticity increase, the effectual ability of anti external shock that has improved sealing device body 1, the wearability is better, and life is longer.
Preferably, the included angle between the left groove body side 3 and the positive direction of the X axis is 100-120 degrees, the included angle between the right groove body side 5 and the positive direction of the X axis is 30-45 degrees, the included angle between the second outer lip side 6 and the positive direction of the X axis is 120-135 degrees, and the included angle between the right sealing cover 7 and the positive direction of the X axis is 30-45 degrees.
Preferably, the included angle between the left groove body side 3 and the positive direction of the X axis is 100 degrees.
Preferably, the right groove body side 5 forms an included angle of 30 degrees with the positive direction of the X axis.
Preferably, the second outer lip edge 6 is angled at 135 degrees to the positive X-axis.
Preferably, the right sealing cover 7 forms an angle of 45 degrees with the positive direction of the X axis.
Preferably, the groove bottom edge 4 is horizontally arranged along the X-axis direction.
Preferably, the bottom edge 4 of the groove is provided with a circular arc structure with a certain recess.
The groove bottom edge 4 can be designed into a straight line edge or an arc-shaped sunken structure, the buffering capacity between the groove bottom edge 4 and a contact surface can be improved due to the arc-shaped sunken structure, a certain movable gap is formed, and the rotating friction force between the groove bottom edge and a rotating shaft can be reduced while good sealing performance is achieved.
Preferably, a first chamfer 10 is provided between the first outer lip 2 and the left seal cover 9, and a second chamfer 11 is provided between the inner lip 8 and the left seal cover 9.
Preferably, the first chamfer 10 and the second chamfer 11 are both 45 degrees.
Wherein, through first chamfer 10 and second chamfer 11, can make things convenient for the installation of sealing device body 1, also have certain buffer capacity simultaneously.
As shown in fig. 1, the first embodiment of the present invention:
the utility model provides a V type rotary seal device, including sealing device body 1, sealing device body 1 includes first outer lip limit 2, second outer lip limit 6, right side sealing cover 7, interior lip limit 8 and left sealing cover 9, be provided with V type recess between first outer lip limit 2 and the second outer lip limit 6, V type recess includes left cell body limit 3, cell bottom limit 4 and right cell body limit 5, first outer lip limit 2 and interior lip limit 8 all set up along X axle direction level, left side sealing cover 9 is along the vertical setting of Y axle direction, left cell body limit 3, right cell body limit 5, second outer lip limit 6 and right sealing cover 7 are the hypotenuse that has certain inclination.
Preferably, the included angle between the left groove body side 3 and the positive direction of the X axis is 100-120 degrees, the included angle between the right groove body side 5 and the positive direction of the X axis is 30-45 degrees, the included angle between the second outer lip side 6 and the positive direction of the X axis is 120-135 degrees, and the included angle between the right sealing cover 7 and the positive direction of the X axis is 30-45 degrees.
Preferably, the included angle between the left groove body side 3 and the positive direction of the X axis is 100 degrees.
Preferably, the right groove body side 5 forms an included angle of 30 degrees with the positive direction of the X axis.
Preferably, the second outer lip edge 6 is angled at 135 degrees to the positive X-axis.
Preferably, the right sealing cover 7 forms an angle of 45 degrees with the positive direction of the X axis.
Preferably, the groove bottom edge 4 is horizontally arranged along the X-axis direction.
As shown in fig. 2, the second embodiment of the present invention:
the utility model provides a V type rotary seal device, including sealing device body 1, sealing device body 1 includes first outer lip limit 2, second outer lip limit 6, right side sealing cover 7, interior lip limit 8 and left sealing cover 9, be provided with V type recess between first outer lip limit 2 and the second outer lip limit 6, V type recess includes left cell body limit 3, cell bottom limit 4 and right cell body limit 5, first outer lip limit 2 and interior lip limit 8 all set up along X axle direction level, left side sealing cover 9 is along the vertical setting of Y axle direction, left cell body limit 3, right cell body limit 5, second outer lip limit 6 and right sealing cover 7 are the hypotenuse that has certain inclination.
Preferably, the included angle between the left groove body side 3 and the positive direction of the X axis is 100-120 degrees, the included angle between the right groove body side 5 and the positive direction of the X axis is 30-45 degrees, the included angle between the second outer lip side 6 and the positive direction of the X axis is 120-135 degrees, and the included angle between the right sealing cover 7 and the positive direction of the X axis is 30-45 degrees.
Preferably, the included angle between the left groove body side 3 and the positive direction of the X axis is 100 degrees.
Preferably, the right groove body side 5 forms an included angle of 30 degrees with the positive direction of the X axis.
Preferably, the second outer lip edge 6 is angled at 135 degrees to the positive X-axis.
Preferably, the right sealing cover 7 forms an angle of 45 degrees with the positive direction of the X axis.
Preferably, the groove bottom edge 4 is horizontally arranged along the X-axis direction.
Preferably, a first chamfer 10 is provided between the first outer lip 2 and the left seal cover 9, and a second chamfer 11 is provided between the inner lip 8 and the left seal cover 9.
Preferably, the first chamfer 10 and the second chamfer 11 are both 45 degrees.
As shown in fig. 3, the third embodiment of the present invention:
the utility model provides a V type rotary seal device, including sealing device body 1, sealing device body 1 includes first outer lip limit 2, second outer lip limit 6, right side sealing cover 7, interior lip limit 8 and left sealing cover 9, be provided with V type recess between first outer lip limit 2 and the second outer lip limit 6, V type recess includes left cell body limit 3, cell bottom limit 4 and right cell body limit 5, first outer lip limit 2 and interior lip limit 8 all set up along X axle direction level, left side sealing cover 9 is along the vertical setting of Y axle direction, left cell body limit 3, right cell body limit 5, second outer lip limit 6 and right sealing cover 7 are the hypotenuse that has certain inclination.
Preferably, the included angle between the left groove body side 3 and the positive direction of the X axis is 100-120 degrees, the included angle between the right groove body side 5 and the positive direction of the X axis is 30-45 degrees, the included angle between the second outer lip side 6 and the positive direction of the X axis is 120-135 degrees, and the included angle between the right sealing cover 7 and the positive direction of the X axis is 30-45 degrees.
Preferably, the included angle between the left groove body side 3 and the positive direction of the X axis is 100 degrees.
Preferably, the right groove body side 5 forms an included angle of 30 degrees with the positive direction of the X axis.
Preferably, the second outer lip edge 6 is angled at 135 degrees to the positive X-axis.
Preferably, the right sealing cover 7 forms an angle of 45 degrees with the positive direction of the X axis.
Preferably, the bottom edge 4 of the groove is provided with a circular arc structure with a certain recess.
Preferably, a first chamfer 10 is provided between the first outer lip 2 and the left seal cover 9, and a second chamfer 11 is provided between the inner lip 8 and the left seal cover 9.
Preferably, the first chamfer 10 and the second chamfer 11 are both 45 degrees.
The utility model discloses V type rotary seal device, sealing device body 1 include first outer lip limit 2, second outer lip limit 6, right sealing cover 7, inner lip limit 8 and left sealing cover 9, are provided with V type recess between first outer lip limit 2 and the second outer lip limit 6, along axial motion, it is big to have elastic modulus, and the wearability is better, and life is longer, dust proof, pollution, water splash, oil splash advantages such as.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a V type rotary seal device, a serial communication port, including sealing device body (1), sealing device body (1) includes first outer lip limit (2), second outer lip limit (6), right sealing cover (7), inner lip limit (8) and left sealing cover (9), be provided with V type recess between first outer lip limit (2) and second outer lip limit (6), V type recess includes left cell body limit (3), groove base (4) and right cell body limit (5), first outer lip limit (2) and inner lip limit (8) all set up along X axle direction level, left sealing cover (9) are along the vertical setting of Y axle direction, left cell body limit (3), right cell body limit (5), second outer lip limit (6) and right sealing cover (7) are the hypotenuse that has certain inclination.
2. The V-shaped rotary sealing device as claimed in claim 1, wherein the included angle between the left groove body side (3) and the positive direction of the X axis is 100-120 degrees, the included angle between the right groove body side (5) and the positive direction of the X axis is 30-45 degrees, the included angle between the second outer lip edge (6) and the positive direction of the X axis is 120-135 degrees, and the included angle between the right sealing cover (7) and the positive direction of the X axis is 30-45 degrees.
3. A V-shaped rotary seal according to claim 2 characterised in that the angle between the left groove side (3) and the positive direction of the X-axis is 100 degrees.
4. A V-shaped rotary seal according to claim 2 characterised in that the right groove side (5) makes an angle of 30 degrees with the positive direction of the X-axis.
5. A V-shaped rotary sealing device according to claim 2, wherein the angle between the second outer lip edge (6) and the positive direction of the X-axis is 135 degrees.
6. A V-shaped rotary seal according to claim 2 wherein the right seal (7) is angled at 45 degrees to the positive X-axis.
7. A V-shaped rotary seal according to claim 1, characterized in that the groove bottom edge (4) is arranged horizontally in the direction of the X-axis.
8. A V-shaped rotary seal according to claim 1, characterized in that the groove bottom edge (4) is provided with a circular arc-shaped structure exhibiting a certain concavity.
9. A V-shaped rotary seal assembly as claimed in claim 1 wherein a first chamfer (10) is provided between said first outer lip (2) and left seal (9) and a second chamfer (11) is provided between said inner lip (8) and left seal (9).
10. A V-shaped rotary seal assembly according to claim 9, wherein said first chamfer (10) and said second chamfer (11) are both 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922273295.0U CN211259649U (en) | 2019-12-17 | 2019-12-17 | V-shaped rotary sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922273295.0U CN211259649U (en) | 2019-12-17 | 2019-12-17 | V-shaped rotary sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211259649U true CN211259649U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922273295.0U Active CN211259649U (en) | 2019-12-17 | 2019-12-17 | V-shaped rotary sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211259649U (en) |
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2019
- 2019-12-17 CN CN201922273295.0U patent/CN211259649U/en active Active
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