CN213839547U - Oil-resistant high-temperature-resistant anti-corrosion sealing element - Google Patents
Oil-resistant high-temperature-resistant anti-corrosion sealing element Download PDFInfo
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- CN213839547U CN213839547U CN202023038142.7U CN202023038142U CN213839547U CN 213839547 U CN213839547 U CN 213839547U CN 202023038142 U CN202023038142 U CN 202023038142U CN 213839547 U CN213839547 U CN 213839547U
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Abstract
The utility model relates to a sealing member technical field, and disclose an oily high temperature resistant anticorrosive sealing member of resistant oil, including the seal receptacle, the outer wall activity cover of seal receptacle is equipped with two hydrogenation butyl fine sealing members, internal thread and external screw thread are seted up respectively to the inner wall of one of them hydrogenation butyl fine sealing member and seal receptacle, internal thread and external screw thread are mutually supported, the anticorrosive coating has all been paintd to the inner wall and the outer wall of two hydrogenation butyl fine sealing members, the outer wall of seal receptacle still activity cover is equipped with wave spring, and wave spring's both ends respectively with the lateral wall counterbalance setting of two hydrogenation butyl fine sealing members one side in opposite directions, annular inclined plane has all been seted up to the lateral wall that one side was kept away from each other to two hydrogenation butyl fine sealing members. The utility model discloses can guarantee the high temperature resistant corrosion protection performance of the sealed in-process of sealing member, and exert even elasticity through wave spring and can guarantee sealed effect, the people's of being convenient for use.
Description
Technical Field
The utility model relates to a sealing member technical field especially relates to an oily high temperature resistant anticorrosive sealing member.
Background
In hydraulic and pneumatic transmission systems and their components, the sealing means and the sealing elements are arranged to prevent leakage of the working medium and the ingress of external dust and foreign matter, and the components provided in the sealing means to perform the sealing function are called seals.
At present, when a transmission shaft sealing element in a slurry pump is used, the effects of corrosion resistance and high temperature resistance of the sealing element are poor, so that the service life of the sealing element is short, the stress uniformity of the sealing element is poor in the sealing process, and the sealing effect of the sealing element is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art that the anticorrosive and high temperature resistant effect of sealing member is relatively poor, and then lead to sealing member life lower, and the degree of consistency of its atress of sealing member in sealed process is relatively poor, influences the problem of its sealed effect, and the anticorrosive sealing member of resistant oily high temperature resistant that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the oil-resistant high-temperature-resistant anti-corrosion sealing element comprises a sealing seat, wherein two hydrogenated nitrile sealing elements are movably sleeved on the outer wall of the sealing seat, an internal thread and an external thread are respectively formed in the inner walls of the hydrogenated nitrile sealing elements and the sealing seat, the internal thread and the external thread are mutually matched, an anti-corrosion layer is coated on the inner wall and the outer wall of each hydrogenated nitrile sealing element, a wave spring is movably sleeved on the outer wall of the sealing seat, two ends of the wave spring are respectively abutted to the side walls of one side, opposite to the two hydrogenated nitrile sealing elements, of the side walls, away from one side, of the hydrogenated nitrile sealing elements, and annular inclined planes are respectively formed in the side walls.
Preferably, a plurality of arc-shaped plates are symmetrically and fixedly embedded in the two hydrogenated nitrile sealing pieces, and the arc-shaped plates and the hydrogenated nitrile sealing pieces are concentrically arranged.
Preferably, a plurality of positioning groove bodies are fixedly embedded in the side walls of the opposite sides of the two hydrogenated nitrile sealing elements, and a plurality of positioning blocks matched with the positioning groove bodies are symmetrically and fixedly connected to the two ends of the wave spring.
Preferably, the side walls of the two hydrogenated nitrile sealing elements on the sides departing from the side walls are fixedly connected with annular bulges.
Preferably, three arc-shaped plates are arranged in each hydrogenated nitrile seal.
Preferably, the wave spring and the sealing seat are both made of corrosion-resistant materials.
Compared with the prior art, the utility model provides an oily high temperature resistant anticorrosive sealing member possesses following beneficial effect:
1. according to the oil-resistant high-temperature-resistant anti-corrosion sealing element, the high-temperature-resistant anti-corrosion performance of the sealing element in the sealing process can be guaranteed through the sealing seat, the hydrogenated nitrile sealing element, the anti-corrosion layer and the wave spring, and the sealing effect can be guaranteed by applying uniform elasticity through the wave spring.
2. This resistant oily high temperature resistant anticorrosive sealing member through the arc that is equipped with, can improve the support intensity of hydrogenation nitrile sealing member, and the positioning groove body and the locating piece that the rethread was equipped with can improve the stability in the wave spring use, prevent its rotation.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can guarantee the high temperature resistant corrosion protection performance of the sealed in-process of sealing member, and apply even elasticity through wave spring and can guarantee sealed effect, the people's of being convenient for use.
Drawings
Fig. 1 is a schematic structural view of an oil-resistant, high-temperature-resistant and corrosion-resistant sealing member provided by the present invention;
fig. 2 is a structural diagram of the sealing member and the arc plate of the hydrogenated nitrile butadiene rubber of the present invention.
In the figure: the sealing device comprises a sealing seat 1, a hydrogenated nitrile sealing element 2, an anticorrosive layer 3, a wave spring 4, an annular inclined surface 5, an arc-shaped plate 6, a positioning groove body 7, a positioning block 8 and an annular bulge 9.
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.
Referring to fig. 1-2, an oil-resistant, high temperature-resistant and anti-corrosion sealing member, which comprises a sealing seat 1, wherein two hydrogenated nitrile sealing members 2 are movably sleeved on the outer wall of the sealing seat 1, the sealing seat has high temperature resistance and oil resistance, and can be continuously used at high temperature, an internal thread and an external thread are respectively arranged on one of the hydrogenated nitrile sealing members 2 and the inner wall of the sealing seat 1, the internal thread and the external thread are matched with each other, an anti-corrosion layer 3 is respectively coated on the inner wall and the outer wall of each hydrogenated nitrile sealing member 2, a wave spring 4 is also movably sleeved on the outer wall of the sealing seat 1, two ends of the wave spring 4 are respectively abutted to the side wall of one side of the two hydrogenated nitrile sealing members 2, and an annular inclined surface 5 is respectively arranged on the side wall of one side of the two hydrogenated nitrile sealing members 2 away from each other.
A plurality of arc-shaped plates 6 are symmetrically and fixedly embedded in the two hydrogenated nitrile sealing pieces 2, and the arc-shaped plates 6 and the hydrogenated nitrile sealing pieces 2 are concentrically arranged, so that the supporting effect of the hydrogenated nitrile sealing pieces 2 can be improved, and the hydrogenated nitrile sealing pieces are prevented from being deformed greatly.
The side walls of the opposite sides of the two hydrogenated nitrile sealing elements 2 are fixedly embedded with a plurality of positioning groove bodies 7, the two ends of the wave spring 4 are symmetrically and fixedly connected with a plurality of positioning blocks 8 matched with the positioning groove bodies 7, the position of the wave spring 4 can be limited, and the use stability of the wave spring is improved.
The two hydrogenated nitrile sealing pieces 2 are fixedly connected with the annular bulges 9 on the side walls on the opposite sides, so that the tight sealing effect between the hydrogenated nitrile sealing pieces 2 and the pump body can be further improved.
Three arc-shaped plates 6 are arranged in each hydrogenated nitrile seal 2.
The wave spring 4 and the sealing seat 1 are both made of corrosion-resistant materials, so that the service life of the sealing seat is ensured.
In the utility model, when in use, the sealing seat 1 is connected with a hydrogenated nitrile sealing element 2 by screw thread through the sealing seat 1, then the sealing seat 1 and the hydrogenated nitrile sealing element 2 are sleeved with a transmission shaft, then the hydrogenated nitrile sealing element 2 is sleeved with the transmission shaft by the wave spring 4 and the other hydrogenated nitrile sealing element 2, the transmission shaft is locked by the nut, the nut is pressed against the other hydrogenated nitrile sealing element 2, thereby the wave spring 4 can be extruded, and the two hydrogenated nitrile sealing elements 2 are pressed against the pump body by the elastic force of the wave spring 4, thereby the sealing effect is improved, then the anti-corrosion effect of the hydrogenated nitrile sealing element 2 is improved by the anti-corrosion layer 3, the service life is further improved, the position of the wave spring 4 can be limited by the positioning groove 7 and the positioning block 8, ensuring the stability of the product in the using process.
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 (6)
1. The oil-resistant high-temperature-resistant anti-corrosion sealing element comprises a sealing seat (1) and is characterized in that two hydrogenated nitrile sealing elements (2) are movably sleeved on the outer wall of the sealing seat (1), internal threads and external threads are respectively formed in the inner walls of the hydrogenated nitrile sealing elements (2) and the sealing seat (1), the internal threads and the external threads are matched with each other, an anti-corrosion layer (3) is coated on the inner wall and the outer wall of each hydrogenated nitrile sealing element (2), a wave spring (4) is movably sleeved on the outer wall of the sealing seat (1), two ends of the wave spring (4) are respectively abutted to the side walls of one side of the two hydrogenated nitrile sealing elements (2), and an annular inclined plane (5) is formed in the side wall of one side of the hydrogenated nitrile sealing elements (2) far away from each other.
2. The oil-resistant, high-temperature-resistant and anti-corrosion sealing element according to claim 1, wherein a plurality of arc-shaped plates (6) are symmetrically and fixedly embedded in the two hydrogenated nitrile sealing elements (2), and the arc-shaped plates (6) and the hydrogenated nitrile sealing elements (2) are concentrically arranged.
3. The oil-resistant, high-temperature-resistant and anti-corrosion sealing element according to claim 1, wherein a plurality of positioning groove bodies (7) are fixedly embedded in the side walls of the opposite sides of the two hydrogenated nitrile sealing elements (2), and a plurality of positioning blocks (8) matched with the positioning groove bodies (7) are symmetrically and fixedly connected to both ends of the wave spring (4).
4. The oil-resistant, high-temperature-resistant and anti-corrosion sealing element according to claim 1, characterized in that the side walls of the two hydrogenated nitrile sealing elements (2) opposite to each other are fixedly connected with annular protrusions (9).
5. The oil-resistant, high-temperature-resistant and corrosion-resistant seal according to claim 2, characterized in that three arc-shaped plates (6) are arranged in each hydrogenated nitrile seal (2).
6. The oil-resistant, high-temperature-resistant and corrosion-resistant sealing element according to claim 1, wherein the wave spring (4) and the sealing seat (1) are made of corrosion-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023038142.7U CN213839547U (en) | 2020-12-16 | 2020-12-16 | Oil-resistant high-temperature-resistant anti-corrosion sealing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023038142.7U CN213839547U (en) | 2020-12-16 | 2020-12-16 | Oil-resistant high-temperature-resistant anti-corrosion sealing element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213839547U true CN213839547U (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023038142.7U Active CN213839547U (en) | 2020-12-16 | 2020-12-16 | Oil-resistant high-temperature-resistant anti-corrosion sealing element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213839547U (en) |
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2020
- 2020-12-16 CN CN202023038142.7U patent/CN213839547U/en active Active
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