CN218670643U - Novel sealing element - Google Patents
Novel sealing element Download PDFInfo
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- CN218670643U CN218670643U CN202223340017.0U CN202223340017U CN218670643U CN 218670643 U CN218670643 U CN 218670643U CN 202223340017 U CN202223340017 U CN 202223340017U CN 218670643 U CN218670643 U CN 218670643U
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- ring
- seal circle
- ring auxiliary
- auxiliary seal
- rotating ring
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Abstract
The utility model discloses a novel sealing member belongs to sealing member technical field, the utility model discloses a rotating ring auxiliary seal circle and quiet ring auxiliary seal circle, rotating ring auxiliary seal circle with quiet ring auxiliary seal circle laminate mutually and constitute seal structure, rotating ring auxiliary seal circle in the embedding be provided with the spring coil. The utility model discloses a contact surface at the supplementary sealing washer of rotating ring is provided with the bellying, and the cross-section of bellying is B shape, when the supplementary sealing washer of rotating ring and quiet ring laminate mutually and constitute seal structure, in the bellying embedding recess in B shape cross-section, there is the clearance in the lateral wall mutual extrusion constitution two-layer closed contact surface of bellying and recess and closed contact surface both sides, when improving sealed effect, when making the supplementary sealing washer of rotating ring and quiet ring auxiliary seal circle relative motion, frictional force between the two is littleer, the torsional force that receives is littleer, thereby avoid distortion and lead to sealed inefficacy, be favorable to prolonging its life.
Description
Technical Field
The utility model relates to a sealing member technical field specifically is a novel sealing member.
Background
Common sealing forms are gasket seals, packing seals, mechanical seals, non-contact type seals, and the like. The mechanical seal is a device for preventing fluid leakage, which is formed by at least one pair of end faces perpendicular to the rotation axis, keeping fit and relatively sliding under the action of fluid pressure and elastic force or magnetic force of a compensation mechanism and the matching of an auxiliary seal. The mechanical seal mainly comprises a movable ring, a static ring, an auxiliary sealing element, a pressing element and a transmission element, wherein the auxiliary sealing element mainly adopts a sealing ring which has the characteristics of excellent corrosion resistance, tear resistance, compression deformation resistance, ozone resistance, sunlight resistance, weather resistance and the like.
In the prior art, the auxiliary sealing piece of the mechanical seal mainly adopts O-shaped, X-shaped, U-shaped and other sealing rings, the sealing ring is very easy to distort and deform under the condition of long-term compression rotation to cause sealing failure, and meanwhile, the mounting surface of the sealing ring is also easy to loosen and cause deformation to influence the service life of the sealing ring.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel sealing member to solve the above-mentioned prior art that the background art provided among the mechanical seal's the auxiliary seal piece mainly adopt sealing washer such as O shape, X shape, U type, this kind of sealing washer is in and very easily distorts under the rotatory condition of long-term pressurized and leads to sealed inefficacy, thereby influences its life's problem.
In order to achieve the above object, the utility model provides a novel sealing member, including rotating ring auxiliary seal circle and quiet ring auxiliary seal circle, rotating ring auxiliary seal circle with quiet ring auxiliary seal circle laminate mutually and constitute seal structure, rotating ring auxiliary seal circle in the embedding be provided with the spring coil, the interior outer lane contact surface of rotating ring auxiliary seal circle be provided with the bellying, the cross-section of bellying be B shape, quiet ring auxiliary seal circle the top surface be provided with the recess of rotating ring auxiliary seal circle looks adaptation.
Preferably, the movable ring auxiliary sealing ring is embedded in the stationary ring auxiliary sealing ring.
Preferably, the convex part is attached to the inner side wall of the groove.
Preferably, the movable ring auxiliary sealing ring and the stationary ring auxiliary sealing ring are made of polytetrafluoroethylene, and the spring ring is made of 301 stainless steel or 304 stainless steel.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a contact surface at the supplementary sealing washer of rotating ring is provided with the bellying, and the cross-section of bellying is B shape, when the supplementary sealing washer of rotating ring and quiet ring supplementary sealing washer are laminated mutually and are constituted seal structure, in the bellying embedding recess in B shape cross-section, there is the clearance in the lateral wall mutual extrusion constitution two-layer closed contact surface of bellying and recess and closed contact surface both sides, when improving sealed effect, when making the supplementary sealing washer of rotating ring and quiet ring supplementary sealing washer relative motion, frictional force between the two is littleer, the torsional force that receives is littleer, thereby avoid distortion and lead to sealed inefficacy, be favorable to prolonging its life.
Drawings
FIG. 1 is a schematic view of the main body of the present invention;
FIG. 2 is a schematic view of the main structure of the present invention;
FIG. 3 is a schematic view of the sectional structure of the present invention;
fig. 4 is a schematic view of the sectional structure of the main body of the present invention.
In the figure: 1. a moving ring auxiliary seal ring; 2. a boss portion; 3. a stationary ring auxiliary seal ring; 4. a groove; 5. a spring ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-4, the utility model provides a novel sealing element, including rotating ring auxiliary seal circle 1 and quiet ring auxiliary seal circle 3, rotating ring auxiliary seal circle 1 and quiet ring auxiliary seal circle 3 laminate mutually and constitute seal structure, and the embedding is provided with spring coil 5 in the rotating ring auxiliary seal circle 1, and the interior outer lane contact surface of rotating ring auxiliary seal circle 1 is provided with bellying 2, and the cross-section of bellying 2 is B shape, and the top surface of quiet ring auxiliary seal circle 3 is provided with the recess 4 with the 1 looks adaptation of rotating ring auxiliary seal circle.
The movable ring auxiliary sealing ring 1 is embedded in the static ring auxiliary sealing ring 3.
The convex part 2 is jointed with the inner side wall of the groove 4.
The movable ring auxiliary sealing ring and the static ring auxiliary sealing ring are made of polytetrafluoroethylene, and the spring ring is made of 301 stainless steel or 304 stainless steel.
Example one
Referring to fig. 1-4, a novel sealing member comprises a moving ring auxiliary sealing ring 1 and a stationary ring auxiliary sealing ring 3, the moving ring auxiliary sealing ring and the stationary ring auxiliary sealing ring are made of polytetrafluoroethylene, the moving ring auxiliary sealing ring 1 is embedded in the stationary ring auxiliary sealing ring 3, the moving ring auxiliary sealing ring 1 and the stationary ring auxiliary sealing ring 3 are attached to form a sealing structure, a spring ring 5 is embedded in the moving ring auxiliary sealing ring 1, the spring ring is made of 301 stainless steel or 304 stainless steel, a boss 2 is arranged on the inner and outer ring contact surface of the moving ring auxiliary sealing ring 1, the cross section of the boss 2 is in a B shape, a groove 4 matched with the moving ring auxiliary sealing ring 1 is arranged on the top surface of the stationary ring auxiliary sealing ring 3, and the boss 2 is attached to the inner side wall of the groove 4.
The working principle is as follows: when the novel sealing element is used, firstly, the movable ring auxiliary sealing ring 1 is installed on the movable ring, and the static ring auxiliary sealing ring 3 is installed on the static ring. The static ring and the dynamic ring are connected, the dynamic ring auxiliary sealing ring 1 is embedded into the static ring auxiliary sealing ring 3, the dynamic ring auxiliary sealing ring 1 and the static ring auxiliary sealing ring 3 are attached to form a sealing structure, the protruding portion 2 is attached to the inner side wall of the groove 4, the pressing piece applies pressure to the dynamic ring auxiliary sealing ring 1 and the static ring auxiliary sealing ring 3, the spring ring 5 provides an initial pre-tightening force, the medium pressure is high, the sealing effect is good, the protruding portion 2 and the groove 4 are extruded mutually to form two layers of closed contact surfaces, gaps exist between the two layers of closed contact surfaces, the two sides of the closed contact surfaces, when the sealing effect is improved, the dynamic ring auxiliary sealing ring 1 and the static ring auxiliary sealing ring 3 are operated under the action of the driving piece, the friction force between the two layers of the dynamic ring auxiliary sealing ring and the dynamic ring auxiliary sealing ring is smaller than that of the dynamic ring and the static ring auxiliary sealing ring, the received torsional force is smaller, the sealing failure caused by the torsional deformation is avoided, and the service life of the static ring auxiliary sealing ring is prolonged. And those not described in detail in this specification are well within the skill of those in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. A novel sealing member is characterized in that: including supplementary sealing washer of rotating ring (1) and quiet ring auxiliary seal circle (3), the rotating ring auxiliary seal circle (1) with quiet ring auxiliary seal circle (3) laminate mutually and constitute seal structure, rotating ring auxiliary seal circle (1) embedded be provided with spring coil (5), the interior outer lane contact surface of rotating ring auxiliary seal circle (1) be provided with bellying (2), the cross-section of bellying (2) be B shape, the top surface of quiet ring auxiliary seal circle (3) be provided with recess (4) of rotating ring auxiliary seal circle (1) looks adaptation.
2. The novel seal of claim 1, wherein: the movable ring auxiliary sealing ring (1) is embedded in the fixed ring auxiliary sealing ring (3).
3. The novel seal of claim 1, wherein: the convex part (2) is attached to the inner side wall of the groove (4).
4. The novel seal of claim 1, wherein: the movable ring auxiliary sealing ring (1) and the static ring auxiliary sealing ring (3) are made of polytetrafluoroethylene, and the spring ring (5) is made of 301 stainless steel or 304 stainless steel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223340017.0U CN218670643U (en) | 2022-12-12 | 2022-12-12 | Novel sealing element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223340017.0U CN218670643U (en) | 2022-12-12 | 2022-12-12 | Novel sealing element |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218670643U true CN218670643U (en) | 2023-03-21 |
Family
ID=85549748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223340017.0U Active CN218670643U (en) | 2022-12-12 | 2022-12-12 | Novel sealing element |
Country Status (1)
Country | Link |
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CN (1) | CN218670643U (en) |
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2022
- 2022-12-12 CN CN202223340017.0U patent/CN218670643U/en active Active
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