CN214146672U - Wear-resisting hemisphere valve that just has shear work ability - Google Patents
Wear-resisting hemisphere valve that just has shear work ability Download PDFInfo
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- CN214146672U CN214146672U CN202022639727.8U CN202022639727U CN214146672U CN 214146672 U CN214146672 U CN 214146672U CN 202022639727 U CN202022639727 U CN 202022639727U CN 214146672 U CN214146672 U CN 214146672U
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Abstract
The utility model discloses a wear-resisting hemisphere valve that just has shear work ability belongs to valve technical field, which comprises a valve body, one side of valve body is provided with the left side ring flange, the opposite side of valve body is provided with the right side ring flange, the upper end of valve body is provided with the mount pad, the upper end of mount pad is provided with protective case, protective case's surface is provided with worm wheel operating mechanism, protective case's inside is provided with connects bearing mechanism. By using the streamline valve cavity, the hemispherical valve core is separated from the valve body when the valve is opened, the flow channel is straight, the clamping and blocking phenomena can not occur, the valve can be automatically cleaned under the thrust of hydraulic pressure, and the circulation in the cavity is ensured; still through being provided with the arc wearing layer, the micro-deformation through the arc wearing layer makes the area of contact between arc wearing layer ability and the hemisphere case reach the biggest, avoids appearing local stress concentration and leads to the arc wearing layer to warp, has played fine guard action.
Description
Technical Field
The utility model relates to the technical field of valves, more specifically say, relate to a wear-resisting hemisphere valve that just has shear work ability.
Background
The semi-ball valve is a new type valve developed for solving the technical problem of conveying two-phase mixed flow media such as solution, ore pulp and the like. The successful research and development of the half ball valve provides a reliable control valve for the predicament that the solution process flow in the industrial departments of chemical industry, petroleum, gas, metallurgy, electronics and the like is easy to precipitate, scale and separate out to influence the flow, and provides a novel excellent product for improving the industrial management equipment level in China.
The existing valve body flow channel is non-streamline, and the valve body channel is easily blocked by impurities, so that the phenomenon of valve clack blocking occurs; in the existing half ball valve, most of valve body and valve clack sealing pairs are made of hard alloy materials, and when the half ball valve is used under the working condition containing high abrasive particles, the valve is seriously abraded, seriously washed, and has poor sealing effect and short service life.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a wear-resisting hemisphere valve that just has shear function possesses that the flow resistance is little, do not have the jam, seal tight, stable performance, stand wear and tear and long service life's advantage, has solved the problem among the background art.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A wear-resistant semi-spherical valve with a shearing function comprises a valve body, wherein a left flange plate is arranged on one side of the valve body, the other side of the valve body is provided with a right flange plate, the upper end of the valve body is provided with a mounting seat, the upper end of the mounting seat is provided with a protective sleeve, the outer surface of the protective sleeve is provided with a worm wheel control mechanism, a connecting bearing mechanism is arranged inside the protective sleeve, a valve rod is arranged at the lower end of the connecting bearing mechanism, a sealing filler is arranged between the valve rod and the inner surface of the protective sleeve, a connecting piece is arranged at the lower end of the valve rod, a hemispherical valve core is arranged on the outer surface of the connecting piece, a valve seat is arranged at the lower end of the hemispherical valve core, the valve comprises a valve body and is characterized in that a valve cavity is arranged inside the valve body, an arc-shaped wear-resistant layer is arranged on the inner surface of the valve body, and a sealing ring is arranged between the hemispherical valve core and the valve cavity.
Preferably, the valve body is fixedly connected with the left flange plate, and the valve body is fixedly connected with the right flange plate.
Preferably, the valve body is fixedly connected with the mounting seat, and the protective sleeve is fixedly connected with the valve body through the mounting seat.
Preferably, the worm gear control mechanism is movably connected with the valve rod through a connecting bearing mechanism, the valve rod is movably connected with the hemispherical valve core through a connecting piece, and the hemispherical valve core is movably connected with the valve seat.
Preferably, the arc-shaped wear-resistant layer is fixedly connected with the inner surface of the valve body, the sealing ring is fixedly connected with the inner surface of the valve body, the hemispherical valve core is movably connected with the sealing ring, and the hemispherical valve core is movably connected with the arc-shaped wear-resistant layer.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) the scheme has the advantages that the streamline valve cavity is used, the hemispherical valve core is separated from the valve body when the valve is opened, the flow channel is straight, the clamping and blocking phenomena cannot occur, the automatic cleaning can be carried out under the thrust of hydraulic pressure, and the circulation in the cavity is ensured.
(2) This scheme is through being provided with the arc wearing layer, and the micro deformation through the arc wearing layer makes the area of contact between arc wearing layer ability and the hemisphere case reach the biggest, avoids appearing local stress concentration and leads to the arc wearing layer to warp, has played fine guard action.
Drawings
Fig. 1 is an overall schematic view of a wear-resistant and shear-functional half ball valve of the present invention;
fig. 2 is a schematic view of the internal structure of a wear-resistant half-ball valve with a shearing function according to the present invention.
The reference numbers in the figures illustrate:
1. a valve body; 2. a mounting seat; 3. a protective sleeve; 4. a worm gear operating mechanism; 5. a right flange plate; 6. a left flange plate; 7. connecting a bearing mechanism; 8. a valve stem; 9. sealing and filling; 10. a connecting member; 11. a hemispherical valve core; 12. a valve cavity; 13. a seal ring; 14. a valve seat; 15. an arc-shaped wear-resistant layer.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, a wear-resistant and shear-functional hemisphere valve includes a valve body 1, a left flange 6 is disposed on one side of the valve body 1, a right flange 5 is disposed on the other side of the valve body 1, a mounting seat 2 is disposed at the upper end of the valve body 1, a protective sleeve 3 is disposed at the upper end of the mounting seat 2, a worm gear operating mechanism 4 is disposed on the outer surface of the protective sleeve 3, a connecting bearing mechanism 7 is disposed inside the protective sleeve 3, a valve rod 8 is disposed at the lower end of the connecting bearing mechanism 7, a sealing filler 9 is disposed between the valve rod 8 and the inner surface of the protective sleeve 3, a connecting member 10 is disposed at the lower end of the valve rod 8, a hemisphere valve core 11 is disposed on the outer surface of the connecting member 10, a valve seat 14 is disposed at the lower end of the hemisphere valve core 11, a valve cavity 12 is disposed inside the valve body 1, an arc-shaped wear-resistant layer 15 is disposed on the inner surface of the valve body 1, a sealing ring 13 is disposed between the hemisphere valve core 11 and the valve cavity 12, the streamline valve cavity 12 is used, the hemispherical valve core 11 is separated from the valve body 1 when the valve is opened, a flow channel is straight, the phenomena of blocking and blockage cannot occur, automatic cleaning can be carried out under the thrust of hydraulic pressure, and the circulation in the cavity is ensured.
Further, valve body 1 and left side ring flange 6 fixed connection, valve body 1 and right side ring flange 5 fixed connection use flange joint, can improve and connect the leakproofness.
Further, valve body 1 and mount pad 2 fixed connection, protective sleeve 3 passes through mount pad 2 and valve body 1 fixed connection, can protect valve rod 8 not receive external force to destroy.
Furthermore, the worm wheel control mechanism 4 is movably connected with the valve rod 8 through the connecting bearing mechanism 7, the valve rod 8 is movably connected with the hemispherical valve core 11 through the connecting piece 10, and the hemispherical valve core 11 is movably connected with the valve seat 14, so that the opening and the closing can be facilitated.
Further, the arc wearing layer 15 is fixedly connected with the inner surface of the valve body 1, the sealing ring 13 is fixedly connected with the inner surface of the valve body 1, the hemispherical valve core 11 is movably connected with the sealing ring 13, the hemispherical valve core 11 is movably connected with the arc wearing layer 15, and the micro deformation of the arc wearing layer 15 enables the contact area between the arc wearing layer 15 and the hemispherical valve core 11 to be the largest, so that the arc wearing layer 15 is prevented from deforming due to the fact that local stress is concentrated, and a good protection effect is achieved.
The working principle is as follows: the streamline valve cavity 12 is used, the hemispherical valve core 11 is separated from the valve body 1 when the valve is opened, a flow channel is straight, the phenomena of blocking and blockage cannot occur, automatic cleaning can be carried out under the thrust of hydraulic pressure, and the circulation in the cavity is ensured; the contact area between the arc-shaped wear-resistant layer 15 and the hemispherical valve core 11 is maximized by micro-deformation of the arc-shaped wear-resistant layer 15, so that the arc-shaped wear-resistant layer 15 is prevented from deforming due to local stress concentration, and a good protection effect is achieved.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a wear-resisting hemisphere valve that just has shear work ability, includes valve body (1), its characterized in that: one side of the valve body (1) is provided with a left flange (6), the other side of the valve body (1) is provided with a right flange (5), the upper end of the valve body (1) is provided with a mounting seat (2), the upper end of the mounting seat (2) is provided with a protective sleeve (3), the outer surface of the protective sleeve (3) is provided with a worm gear control mechanism (4), the inner part of the protective sleeve (3) is provided with a connecting bearing mechanism (7), the lower end of the connecting bearing mechanism (7) is provided with a valve rod (8), a sealing filler (9) is arranged between the valve rod (8) and the inner surface of the protective sleeve (3), the lower end of the valve rod (8) is provided with a connecting piece (10), the outer surface of the connecting piece (10) is provided with a hemispherical valve core (11), the lower end of the hemispherical valve core (11) is provided with a valve seat (14), the valve comprises a valve body (1), wherein a valve cavity (12) is formed in the valve body (1), an arc-shaped wear-resistant layer (15) is arranged on the inner surface of the valve body (1), and a sealing ring (13) is arranged between a hemispherical valve core (11) and the valve cavity (12).
2. A wear-resistant shear-capable half-ball valve as in claim 1, wherein: the valve body (1) is fixedly connected with the left flange plate (6), and the valve body (1) is fixedly connected with the right flange plate (5).
3. A wear-resistant shear-capable half-ball valve as in claim 1, wherein: the valve body (1) is fixedly connected with the mounting seat (2), and the protective sleeve (3) is fixedly connected with the valve body (1) through the mounting seat (2).
4. A wear-resistant shear-capable half-ball valve as in claim 1, wherein: the worm wheel control mechanism (4) is movably connected with the valve rod (8) through a connecting bearing mechanism (7), the valve rod (8) is movably connected with the hemispherical valve core (11) through a connecting piece (10), and the hemispherical valve core (11) is movably connected with the valve seat (14).
5. A wear-resistant shear-capable half-ball valve as in claim 1, wherein: the valve is characterized in that the arc-shaped wear-resistant layer (15) is fixedly connected with the inner surface of the valve body (1), the sealing ring (13) is fixedly connected with the inner surface of the valve body (1), the hemispherical valve core (11) is movably connected with the sealing ring (13), and the hemispherical valve core (11) is movably connected with the arc-shaped wear-resistant layer (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022639727.8U CN214146672U (en) | 2020-11-16 | 2020-11-16 | Wear-resisting hemisphere valve that just has shear work ability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022639727.8U CN214146672U (en) | 2020-11-16 | 2020-11-16 | Wear-resisting hemisphere valve that just has shear work ability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214146672U true CN214146672U (en) | 2021-09-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022639727.8U Active CN214146672U (en) | 2020-11-16 | 2020-11-16 | Wear-resisting hemisphere valve that just has shear work ability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214146672U (en) |
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2020
- 2020-11-16 CN CN202022639727.8U patent/CN214146672U/en active Active
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