CN210830501U - Composite toughened alumina ceramic valve core - Google Patents
Composite toughened alumina ceramic valve core Download PDFInfo
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- CN210830501U CN210830501U CN201921890889.XU CN201921890889U CN210830501U CN 210830501 U CN210830501 U CN 210830501U CN 201921890889 U CN201921890889 U CN 201921890889U CN 210830501 U CN210830501 U CN 210830501U
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Abstract
The utility model discloses a composite toughened alumina ceramic valve core, which comprises a ceramic installation cylinder body, wherein the middle part of the ceramic installation cylinder body is provided with an installation disc, two rectangular openings are symmetrically arranged on the installation disc, the bottom of the ceramic installation cylinder body is provided with a first annular base, a second annular base with the outer diameter smaller than that of the first annular base is coaxially connected on the first annular base, and the second annular base is in threaded connection in the ceramic installation cylinder body; the ceramic mounting barrel between the second annular base and the mounting disc is internally provided with a disc-shaped plug, the diameter of the plug is smaller than the inner diameter of the ceramic mounting barrel, two second wedge blocks corresponding to the rectangular opening are mounted on the top surface of the plug, the two second wedge blocks are arranged oppositely, and the second wedge blocks are arranged inside the rectangular opening. The utility model discloses when using, can not take place the wearing and tearing of rubber, so avoided traditional case after long-time the use, the rubber circle takes place wearing and tearing and the problem of leaking.
Description
Technical Field
The utility model relates to a case technical field especially relates to a compound alumina ceramics case that toughens.
Background
The ceramic valve core comprises a valve core shell arranged in the water faucet, a rotating core is inserted in the valve core shell, the lower end of the rotating core is connected to the moving valve sheet in a clamping mode through a shifting fork, the moving valve sheet and the static valve sheet are mutually attached, the static valve sheet is fixedly arranged in the valve core shell, a pressing sheet and a sealing gasket are further arranged below the static valve sheet, two opposite water inlet through holes are formed in the static valve sheet, a water outlet through hole corresponding to the water inlet through hole is formed in the moving valve sheet, and a through hole which is consistent with the central shaft direction of the rotating core is formed in the rotating core. The ceramic valve core has the advantages that the ceramic valve core cannot be corroded, the structural strength is moderate, the conditions such as oxidation corrosion and the like cannot occur under the condition of long-time use, the existing ceramic valve core is sealed by the multipurpose sealing ring, the rubber ring is easily abraded in the long-time opening and closing process, water leakage can be caused, and therefore the composite toughened alumina ceramic valve core is provided
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a composite toughened alumina ceramic valve core.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a composite toughened alumina ceramic valve core comprises a ceramic installation cylinder body, wherein an installation disc is arranged in the middle of the ceramic installation cylinder body, two rectangular openings are symmetrically formed in the installation disc, a first annular base is arranged at the bottom of the ceramic installation cylinder body, a second annular base with the outer diameter smaller than that of the first annular base is coaxially connected to the first annular base, and the second annular base is in threaded connection with the inside of the ceramic installation cylinder body;
a disc-shaped plug is arranged in the ceramic mounting cylinder between the second annular base and the mounting disc, the diameter of the plug is smaller than the inner diameter of the ceramic mounting cylinder, two second wedge-shaped blocks corresponding to the rectangular opening are arranged on the top surface of the plug, the two second wedge-shaped blocks are arranged oppositely, and the second wedge-shaped blocks are arranged in the rectangular opening;
a spring is arranged in the ceramic mounting cylinder between the plug and the second annular base, and the spring is in elastic contact with the plug;
an installation head is arranged in the ceramic installation barrel above the installation disc, the diameter of the installation head is smaller than the inner diameter of the ceramic installation barrel, two first wedge-shaped blocks are symmetrically installed at the bottom of the installation head, the first wedge-shaped blocks and the second wedge-shaped blocks are correspondingly arranged, and the upper first wedge-shaped blocks and the lower first wedge-shaped blocks are opposite to the second wedge-shaped blocks;
the top of the mounting head is coaxially connected with a connecting rod, the top of the ceramic mounting cylinder is sealed by an end cover, and the connecting rod penetrates through the end cover;
at least one water outlet is arranged on the side wall of the ceramic mounting cylinder body above the mounting disc.
Preferably, two sliding grooves are symmetrically formed in the inner wall of the ceramic mounting cylinder body below the mounting disc, and sliding blocks corresponding to the sliding grooves are symmetrically connected to the side faces of the plugs.
Preferably, the top of the second annular base is provided with an annular groove, and the bottom of the spring is located inside the annular groove.
Preferably, the top surface of the plug is provided with a rubber pad.
Preferably, the connecting rod above the mounting head is provided with sealing rubber, and the sealing rubber is positioned at the top in the ceramic mounting cylinder body.
Preferably, the top of the connecting rod is provided with a connecting head.
Preferably, the top cover of connecting rod is equipped with spacing pipe, and spacing union coupling is on the end cover.
The utility model provides a pair of compound alumina ceramic case that toughens, when using, this case is in pivoted in-process, and only first wedge contacts with the second wedge, can not let rubber take place the friction, so in long-time use, can not take place the wearing and tearing of rubber, can not take place the problem of leaking, so avoided traditional case after long-time the use, the rubber circle takes place wearing and tearing and the problem of leaking.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1-2 are schematic diagrams of the overall structure of the composite toughened alumina ceramic valve core in different directions according to the present invention.
Fig. 3 is a schematic view of a part of the structure of a composite toughened alumina ceramic valve core provided by the present invention.
Labeled as: the mounting structure comprises a ceramic mounting barrel body 1, a mounting disc 2, a rectangular opening 3, a mounting head 4, a connector 5, a connecting rod 6, a first wedge-shaped block 7, a sliding block 8, a second wedge-shaped block 9, a spring 10, a first annular base 11, a second annular base 12, an annular groove 13, a plug 14, a rubber pad 15, a water outlet 16, a sliding groove 17, sealing rubber 18, an end cover 19 and a limiting pipe 20.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
The structural features of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1-2, a composite toughened alumina ceramic valve core comprises a ceramic mounting cylinder 1, wherein a mounting disc 2 is arranged in the middle of the ceramic mounting cylinder, two rectangular openings 3 are symmetrically formed in the mounting disc 2, a first annular base 11 is arranged at the bottom of the ceramic mounting cylinder 1, a second annular base 12 with the outer diameter smaller than that of the first annular base 11 is coaxially connected to the first annular base 11, and the second annular base 12 is in threaded connection with the inside of the ceramic mounting cylinder 1;
a disc-shaped plug 14 is arranged in the ceramic installation cylinder 1 between the second annular base 12 and the installation disc 2, the diameter of the plug 14 is smaller than the inner diameter of the ceramic installation cylinder 1, a gap is reserved between the plug 14 and the ceramic installation cylinder 1, two second wedge-shaped blocks 9 corresponding to the rectangular opening 3 are arranged on the top surface of the plug 14, the two second wedge-shaped blocks 9 are arranged oppositely, and the second wedge-shaped blocks 9 are arranged in the rectangular opening 3;
a spring 10 is arranged in the ceramic mounting cylinder 1 between the plug 14 and the second annular base 12, and the spring 10 is in elastic contact with the plug 14, so that the plug 14 is always in an abutting state with the mounting disc 2 in a static state;
the installation head 4 is arranged in the ceramic installation barrel 1 above the installation disc 2, the diameter of the installation head 4 is smaller than the inner diameter of the ceramic installation barrel 1, two first wedge blocks 7 are symmetrically installed at the bottom of the installation head 4, the first wedge blocks 7 are arranged corresponding to the second wedge blocks 9, the upper and lower first wedge blocks 7 and the second wedge blocks 9 are arranged oppositely, when the valve core is not used, the upper and lower first wedge blocks 7 are not in contact with the second wedge blocks 9, when the installation head 4 rotates, the upper and lower first wedge blocks 7 are in contact with the second wedge blocks 9, the first wedge blocks 7 press the second wedge blocks 9 downwards, the plug 14 moves downwards, at the moment, the gap between the plug 14 and the installation disc 2 is increased, and water flows out;
the top of the mounting head 4 is coaxially connected with a connecting rod 6, the top of the ceramic mounting cylinder 1 is sealed by an end cover 19, and the connecting rod 6 penetrates through the end cover 19;
at least one water outlet 16 is arranged on the side wall of the ceramic mounting cylinder body 1 above the mounting disc 2.
Specifically, this case is installed in tap, and connecting rod 6 and tap handle are connected, so connecting rod 6 is fixed, can not take place the skew, and the rotatable tap handle of user can rotate connecting rod 6, and at the pivoted in-process, only first wedge 7 and the contact of second wedge 9 can not let rubber take place the friction, so in long-time use, can not take place the wearing and tearing of rubber, can not take place the problem of leaking.
The utility model discloses in, except that installation head 4 and spring 10, other are ceramic and make, corrosion-resistant, antifriction.
Further, as shown in fig. 3, two sliding grooves 17 are symmetrically formed in the inner wall of the ceramic mounting cylinder 1 below the mounting plate 2, and sliding blocks 8 corresponding to the sliding grooves 17 are symmetrically connected to the side surfaces of the plugs 14. The movement state of the plug 14 is more stable.
Further, as shown in fig. 1 and 2, an annular groove 13 is formed at the top of the second annular base 12, and the bottom of the spring 10 is located inside the annular groove 13, so that the spring 10 is fixed.
Furthermore, a rubber pad 15 is arranged on the top surface of the plug 14.
Furthermore, a sealing rubber 18 is arranged on the connecting rod 6 above the mounting head 4, and the sealing rubber 18 is positioned at the top in the ceramic mounting cylinder 1 to prevent water leakage at the top of the ceramic mounting cylinder 1.
Further, the top of the connecting rod 6 is provided with a connector 5, and the connector 5 can be a round column, a hexagonal prism or a quadrangular prism.
Further, the top cover of connecting rod 6 is equipped with spacing pipe 20, and spacing pipe 20 is connected on end cover 19, and spacing pipe 20 is used for supporting connecting rod 6.
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 (7)
1. The composite toughened alumina ceramic valve core comprises a ceramic mounting cylinder (1), and is characterized in that a mounting disc (2) is arranged in the middle of the ceramic mounting cylinder, two rectangular openings (3) are symmetrically formed in the mounting disc (2), a first annular base (11) is arranged at the bottom of the ceramic mounting cylinder (1), a second annular base (12) with the outer diameter smaller than that of the first annular base is coaxially connected to the first annular base (11), and the second annular base (12) is in threaded connection with the inside of the ceramic mounting cylinder (1);
a disc-shaped plug (14) is arranged in the ceramic mounting cylinder (1) between the second annular base (12) and the mounting disc (2), the diameter of the plug (14) is smaller than the inner diameter of the ceramic mounting cylinder (1), two second wedge blocks (9) corresponding to the rectangular opening (3) are arranged on the top surface of the plug (14), the two second wedge blocks (9) are arranged oppositely, and the second wedge blocks (9) are arranged in the rectangular opening (3);
a spring (10) is arranged in the ceramic mounting cylinder (1) between the plug (14) and the second annular base (12), and the spring (10) is in elastic contact with the plug (14);
an installation head (4) is arranged in the ceramic installation barrel body (1) above the installation disc (2), the diameter of the installation head (4) is smaller than the inner diameter of the ceramic installation barrel body (1), two first wedge-shaped blocks (7) are symmetrically installed at the bottom of the installation head (4), the first wedge-shaped blocks (7) and the second wedge-shaped blocks (9) are arranged correspondingly, and the upper first wedge-shaped blocks (7) and the lower first wedge-shaped blocks (7) are opposite to each other in arrangement;
the top of the mounting head (4) is coaxially connected with a connecting rod (6), the top of the ceramic mounting cylinder body (1) is sealed through an end cover (19), and the connecting rod (6) penetrates through the end cover (19);
at least one water outlet (16) is arranged on the side wall of the ceramic mounting cylinder body (1) above the mounting disc (2).
2. The composite toughened alumina ceramic valve core according to claim 1, wherein two sliding grooves (17) are symmetrically formed in the inner wall of the ceramic mounting cylinder (1) below the mounting disc (2), and sliding blocks (8) corresponding to the sliding grooves (17) are symmetrically connected to the side surfaces of the plugs (14).
3. The composite toughened alumina ceramic valve core as claimed in claim 1, wherein the top of the second annular base (12) is provided with an annular groove (13), and the bottom of the spring (10) is located inside the annular groove (13).
4. The composite toughened alumina ceramic valve core as claimed in claim 1, wherein the top surface of the plug (14) is provided with a rubber pad (15).
5. The composite toughened alumina ceramic valve core as claimed in claim 1, wherein a sealing rubber (18) is provided on the connecting rod (6) above the mounting head (4), the sealing rubber (18) being located at the top inside the ceramic mounting cylinder (1).
6. The composite toughened alumina ceramic valve core according to claim 1, wherein the top of the connecting rod (6) is provided with a connector (5).
7. The composite toughened alumina ceramic valve core according to claim 1, wherein a limiting pipe (20) is sleeved on the top of the connecting rod (6), and the limiting pipe (20) is connected to the end cover (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921890889.XU CN210830501U (en) | 2019-11-05 | 2019-11-05 | Composite toughened alumina ceramic valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921890889.XU CN210830501U (en) | 2019-11-05 | 2019-11-05 | Composite toughened alumina ceramic valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210830501U true CN210830501U (en) | 2020-06-23 |
Family
ID=71252670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921890889.XU Active CN210830501U (en) | 2019-11-05 | 2019-11-05 | Composite toughened alumina ceramic valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210830501U (en) |
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2019
- 2019-11-05 CN CN201921890889.XU patent/CN210830501U/en active Active
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