CN218494181U - High-toughness silicon carbide ceramic sealing ring - Google Patents
High-toughness silicon carbide ceramic sealing ring Download PDFInfo
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- CN218494181U CN218494181U CN202221426277.7U CN202221426277U CN218494181U CN 218494181 U CN218494181 U CN 218494181U CN 202221426277 U CN202221426277 U CN 202221426277U CN 218494181 U CN218494181 U CN 218494181U
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Abstract
The utility model discloses a high-toughness silicon carbide ceramic sealing ring, which comprises a sealing ring matrix and a sealing gasket; a sealing ring base body: an annular notch is arranged on the upper edge surface of the upper edge surface, and the vertical section of the annular notch is of an arc-shaped structure; sealing gasket: the sealing gasket is characterized in that the upper surface of the sealing gasket is installed inside an annular groove which is formed in the lower edge surface of a sealing ring matrix through an evenly-arranged connecting assembly, annular convex strips are evenly arranged on the bottom surface of the sealing gasket, the sealing ring matrix is a fluororubber sealing ring matrix, silicon carbide ceramic powder is evenly filled inside the sealing ring matrix, a supporting ring is arranged inside the sealing ring matrix, the cross section of the supporting ring is H-shaped, through holes are evenly formed in the center of the upper edge surface of the supporting ring, and the high-toughness silicon carbide ceramic sealing ring has the advantages of high strength, high toughness, high-temperature wear resistance and corrosion resistance, is convenient to replace the sealing gasket, reduces the use cost and can also improve the overall sealing performance of the sealing ring matrix.
Description
Technical Field
The utility model relates to a carborundum ceramic seal circle technical field specifically is a high tenacity carborundum ceramic seal circle.
Background
The silicon carbide ceramic sealing ring is vulcanized in special rubber according to a certain layout by adopting an advanced hot vulcanization process, the structure not only exerts high-temperature wear resistance and corrosion resistance of the silicon carbide ceramic, but also exerts the characteristics of high strength, high toughness and good sealing performance of rubber materials, and is integrally designed, convenient to replace and install, most of the existing silicon carbide ceramic sealing rings are integrally formed when in use, and due to long-term extrusion use, the silicon carbide ceramic sealing ring is easy to damage, so that the whole silicon carbide ceramic sealing ring needs to be replaced, the use cost is high, the existing silicon carbide ceramic sealing rings are easy to deform when in use, the toughness is low, the phenomenon of untight sealing is easy to occur, and the high-toughness silicon carbide ceramic sealing ring is provided for the purpose.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a high tenacity carborundum ceramic seal circle, have high strength, high tenacity, high temperature resistant wearing and tearing and corrosion resistant performance, the convenience is changed seal gasket moreover, use cost is reduced, can also improve the holistic leakproofness of sealing washer base member, and the structure of sealing washer base member is more firm moreover, is difficult for taking place to warp, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a high-toughness silicon carbide ceramic sealing ring comprises a sealing ring matrix and a sealing gasket;
a sealing ring base body: an annular notch is arranged on the upper edge surface of the upper edge surface, and the vertical section of the annular notch is of an arc-shaped structure;
sealing gasket: inside the coupling assembling of its upper surface through even setting up installed the ring channel that sets up along the face under the sealing washer base member, seal gasket's bottom surface evenly is provided with annular sand grip, has high strength, high toughness, high temperature resistant wearing and tearing and corrosion resistant performance, and the convenience is changed seal gasket in addition, has reduced use cost, can also improve the holistic leakproofness of sealing washer base member, and the structure of sealing washer base member is more firm moreover, and difficult emergence is out of shape.
Furthermore, the sealing ring base member is the fluororubber sealing ring base member, and the inside even packing of sealing ring base member has carborundum ceramic powder, makes the sealing ring base member both possess carborundum ceramic high temperature resistant wearing and tearing, corrosion-resistant performance, possesses the characteristics that fluororubber high strength, high toughness and leakproofness are good again.
Furthermore, a support ring is arranged inside the seal ring base body, the cross section of the support ring is H-shaped, and the support ring plays a supporting role for the seal ring base body.
Furthermore, through holes are uniformly formed in the center of the upper edge surface of the support ring, fins are arranged on the inner side surface and the outer side surface of the support ring at equal intervals, and the fins are located inside the sealing ring base body and fixedly connected with the sealing ring base body, so that the structural combination of the support ring and the inside of the sealing ring base body is firmer.
Further, coupling assembling includes draw-in groove and annular card strip, the draw-in groove evenly sets up in the roof of ring channel, and annular card strip evenly sets up in seal gasket's last edgewise, and the upper end of annular card strip is hollow cavity with the draw-in groove cooperation joint that corresponds, and the inside of annular card strip is convenient to be changed seal gasket.
Furthermore, the edge of the upper edge surface of the sealing gasket is an inclined surface, and the edge of the upper edge surface of the sealing gasket is in contact with an arc-shaped surface inside the annular groove, so that the outer side surface of the sealing ring base body is tightly attached to the inner wall of the external sealing groove.
Furthermore, the inner arc surface of the sealing ring base body is uniformly provided with annular sheets, so that the sealing ring base body is tightly attached to the inner wall of the external sealing groove.
Compared with the prior art, the beneficial effects of the utility model are that: the high-toughness silicon carbide ceramic sealing ring has the following advantages:
1. the inside even packing of sealing washer base member has carborundum ceramic powder, adopt the hot vulcanization technology to vulcanize carborundum pottery in fluororubber according to certain overall arrangement, make the sealing washer base member both possess the high temperature resistant wearing and tearing of carborundum pottery, corrosion resistant performance, possess fluororubber high strength again, characteristics that high toughness and leakproofness are good, the inside of sealing washer base member is arranged in with the support ring in the sealing washer base member when the sealing washer base member vulcanizes moulding, can play the supporting role to the sealing washer base member, make sealing washer base structure more firm, difficult emergence is out of shape, and higher toughness has.
2. The sealing gasket is characterized in that the sealing gasket is provided with a plurality of annular clamping strips, the annular clamping strips are arranged on the upper surface of the sealing gasket in a clamping mode, and the annular clamping strips are in one-to-one correspondence with the clamping grooves in the annular grooves, so that the sealing gasket is fixed to the lower end of the sealing ring base body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional structure diagram of the present invention.
In the figure: the sealing ring comprises a sealing ring base body 1, a supporting ring 2, fins 21, through holes 22, annular notches 3, annular sheets 4, annular grooves 5, connecting assemblies 6, clamping grooves 61, annular clamping strips 62, sealing gaskets 7 and annular convex strips 8.
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.
Referring to fig. 1-2, the present embodiment provides a technical solution: a high-toughness silicon carbide ceramic sealing ring comprises a sealing ring matrix 1 and a sealing gasket 7;
sealing ring base member 1: the upper edge surface of the sealing ring is provided with an annular notch 3, the vertical section of the annular notch 3 is of an arc structure, when a sealing ring substrate 1 is extruded, air in the annular notch 3 is exhausted, the sealing ring substrate 1 is tightly attached to the inside of a sealing groove under the action of air pressure, the sealing ring substrate 1 is a fluororubber sealing ring substrate, silicon carbide ceramic powder is uniformly filled in the sealing ring substrate 1, the silicon carbide ceramic is vulcanized in fluororubber according to a certain layout by adopting a hot vulcanization process, so that the sealing ring substrate 1 has the performances of high-temperature wear resistance and corrosion resistance of the silicon carbide ceramic, and has the characteristics of high strength, high toughness and good sealing performance of the fluororubber, a support ring 2 is arranged in the sealing ring substrate 1, the cross section of the support ring 2 is H-shaped, the support ring 2 can support the sealing ring substrate 1, the support ring substrate 2 is arranged in the sealing ring substrate 1 while the sealing ring substrate 1 is vulcanized and molded, the support function can be performed on the sealing ring substrate 1, the sealing ring substrate 1 is more stable and less prone to deformation, and has higher toughness, through holes 22 are uniformly arranged in the center of the upper edge surface of the sealing ring substrate 2, equal intervals of the inner surface and the inner surface of the support ring substrate 21 are fixedly connected with the fins of the sealing ring substrate 1, and the fins 21, and the fins of the sealing ring substrate 1 are more firmly connected with the fins 1;
sealing gasket 7: the upper surface of the sealing gasket 7 is installed in an annular groove inner part 5 arranged on the lower edge surface of a sealing ring matrix 1 through a connecting assembly 6 which is evenly arranged, annular convex strips 8 are evenly arranged on the bottom surface of the sealing gasket 7, the service life of the sealing gasket 7 can be prolonged, the connecting assembly 6 comprises clamping grooves 61 and annular clamping strips 62, the clamping grooves 61 are evenly arranged on the top wall of the annular groove 5, the annular clamping strips 62 are evenly arranged on the upper edge surface of the sealing gasket 7, the upper ends of the annular clamping strips 62 are matched and clamped with the corresponding clamping grooves 61, the inner parts of the annular clamping strips 62 are hollow cavities, the upper edge surfaces of the sealing gasket 7 are inclined planes, the upper edge surfaces of the sealing gasket 7 are in contact with arc-shaped surfaces in the annular groove 5, when the sealing gasket 7 is under pressure, the bottom edge of the sealing ring matrix 1 can be outwards protruded, the sealing ring matrix 1 is attached to the sealing groove more tightly, the sealing effect of the sealing ring matrix 1 is improved, the sealing effect of the sealing gasket 7 is achieved, the annular clamping strips 62 evenly arranged on the upper surface of the sealing gasket 7 and the annular clamping strips 61 in one-to-one correspondence with the clamping grooves 61 in the annular groove 5, the sealing gasket 7, the sealing ring matrix 7 is fixed to the lower end of the sealing ring matrix 1, when the sealing gasket 7 is damaged due to extrusion for a long time, the sealing effect is achieved, the sealing effect, the sealing gasket 7, the sealing effect of the sealing gasket 7 is achieved, the sealing ring matrix 7, maintenance and the sealing effect is achieved.
Wherein: the inner arc surface of the sealing ring base body 1 is uniformly provided with the annular sheets 4, so that the sealing ring base body 1 can be in tighter contact with the inner wall of the external sealing groove, and meanwhile, the friction force between the sealing ring base body 1 and the inner wall of the sealing groove can be increased, and the sealing ring base body 1 is more firmly installed.
The utility model provides a pair of high tenacity carborundum ceramic seal circle's theory of operation as follows: the sealing ring comprises a sealing ring base body 1, a sealing ring base body 2 and a sealing groove, wherein the sealing ring base body 1 is arranged in the sealing groove of a workpiece, the annular sheet 4 uniformly arranged on the inner arc surface of the sealing ring base body 1 is deformed under extrusion force, the annular sheet 4 is enabled to be tightly attached to the inner arc surface of the sealing groove, the friction force between the sealing ring base body 1 and the inner wall of the sealing groove is increased, the sealing ring base body 1 is enabled to be more firmly installed, annular clamping strips 62 uniformly arranged on the upper surface of a sealing gasket 7 are clamped with clamping grooves 61 in an annular groove 5 in a one-to-one correspondence mode, the sealing gasket 7 is fixed to the lower end of the sealing ring base body 1, then two workpieces needing to be sealed outside are installed in a matched mode, one of the workpieces is enabled to be in contact with the sealing gasket 7 and extrude the sealing gasket 7 upwards, an inclined plane at the edge of the sealing gasket 7 is in contact with an arc surface in the annular groove 5, accordingly, the bottom end edge of the sealing ring base body 1 protrudes outwards, the sealing ring base body 1 is enabled to be tightly attached to the sealing groove, the sealing ring base body 1 is enabled to be better in sealing effect, the sealing ring base body 1 is enabled to be under pressure, the annular notch 3 on the sealing ring base body 1, the sealing ring base body 1 is enabled to be capable of having a higher supporting structure, and enabling the sealing ring base body 1 to be capable of supporting the sealing ring base body to be capable of supporting the sealing ring 2 to be capable of supporting the sealing ring.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a high tenacity carborundum ceramic seal circle which characterized in that: comprises a sealing ring matrix (1) and a sealing gasket (7);
seal ring base (1): an annular notch (3) is arranged on the upper edge surface of the upper edge surface, and the vertical section of the annular notch (3) is of an arc-shaped structure;
sealing gasket (7): the upper surface of the sealing gasket is arranged in an annular groove (5) formed in the lower edge surface of the sealing ring base body (1) through an evenly arranged connecting assembly (6), and an annular raised line (8) is evenly arranged on the bottom surface of the sealing gasket (7).
2. The high toughness silicon carbide ceramic seal ring according to claim 1, wherein: the sealing ring base body (1) is a fluororubber sealing ring base body, and silicon carbide ceramic powder is uniformly filled in the sealing ring base body (1).
3. The high toughness silicon carbide ceramic seal ring according to claim 1, wherein: the sealing ring is characterized in that a support ring (2) is arranged inside the sealing ring base body (1), and the cross section of the support ring (2) is H-shaped.
4. The high toughness silicon carbide ceramic seal ring according to claim 3, wherein: the sealing ring is characterized in that through holes (22) are uniformly formed in the center of the upper edge surface of the support ring (2), fins (21) are arranged on the inner side surface and the outer side surface of the support ring (2) at equal intervals, and the fins (21) are located inside the sealing ring base body (1) and are fixedly connected with the sealing ring base body (1).
5. The high toughness silicon carbide ceramic seal ring according to claim 1, wherein: coupling assembling (6) are including draw-in groove (61) and annular card strip (62), draw-in groove (61) evenly set up in the roof of ring channel (5), and annular card strip (62) evenly set up in the last face of seal gasket (7), and the upper end of annular card strip (62) is with draw-in groove (61) cooperation joint that corresponds, and the inside of annular card strip (62) is hollow cavity.
6. The high toughness silicon carbide ceramic seal ring according to claim 1, wherein: the edge of the upper edge surface of the sealing gasket (7) is an inclined surface, and the edge of the upper edge surface of the sealing gasket (7) is in contact with the arc-shaped surface inside the annular groove (5).
7. The high toughness silicon carbide ceramic seal ring according to claim 1, wherein: the inner arc surface of the sealing ring base body (1) is uniformly provided with annular sheets (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221426277.7U CN218494181U (en) | 2022-06-08 | 2022-06-08 | High-toughness silicon carbide ceramic sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221426277.7U CN218494181U (en) | 2022-06-08 | 2022-06-08 | High-toughness silicon carbide ceramic sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218494181U true CN218494181U (en) | 2023-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221426277.7U Active CN218494181U (en) | 2022-06-08 | 2022-06-08 | High-toughness silicon carbide ceramic sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218494181U (en) |
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2022
- 2022-06-08 CN CN202221426277.7U patent/CN218494181U/en active Active
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