CN215928474U - Bidirectional sealing V-shaped ball valve - Google Patents
Bidirectional sealing V-shaped ball valve Download PDFInfo
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- CN215928474U CN215928474U CN202122438870.5U CN202122438870U CN215928474U CN 215928474 U CN215928474 U CN 215928474U CN 202122438870 U CN202122438870 U CN 202122438870U CN 215928474 U CN215928474 U CN 215928474U
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Abstract
The utility model relates to a two-way sealing V-shaped ball valve which comprises a valve body, a valve core and a valve seat, wherein the valve body comprises a middle valve body and side valve bodies, the side valve bodies are arranged on two sides of the middle valve body, the valve seat is arranged between the two side valve bodies and forms sealing fit of the valve seat and the valve core, and the valve seat is made of ceramic materials. The utility model provides a bidirectional sealing V-shaped ball valve with a ceramic lining.
Description
Technical Field
The utility model relates to a ball valve, in particular to a bidirectional sealing V-shaped ball valve.
Background
The ball valve is a valve whose valve core is driven by valve rod and can make rotary motion around the axis of ball valve, and can be used for regulating and controlling fluid, in which between its V-shaped core and metal valve seat of bead-welded hard alloy there is strong shearing force, so that it is specially applicable to the medium containing fibre and small solid granules, etc..
At present, when the medium is a medium containing particles and a high-viscosity medium, the valve seat of the V-shaped ball valve is easy to damage or block, so that the V-shaped ball valve needs to be maintained frequently, and the use cost is increased.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a bidirectional sealing V-shaped ball valve lined with ceramic.
In order to achieve the purpose, the utility model provides the following technical scheme: the valve body comprises a middle valve body and side valve bodies, the side valve bodies are arranged on two sides of the middle valve body, the valve seats are arranged between the two side valve bodies and form sealing fit of the valve seats and the valve cores, and the valve seats are made of ceramic materials.
Through adopting above-mentioned technical scheme, during this ball valve of installation, with case and disk seat assembly income middle part valve body, then install the lateral part valve body in the both sides of middle part valve body again, fix the disk seat by the lateral part valve body, the disk seat is ceramic material for even the medium is the medium that contains the granularity and high viscosity medium, the phenomenon that the disk seat is destroyed or is blockked up can not appear, because the disk seat is ceramic material, so divide into middle part valve body and two lateral part valve bodies with the valve body and produce, make things convenient for the installation of disk seat.
The utility model is further configured to: the middle valve body is internally provided with a middle flow passage matched with the valve core in size, the side valve body is internally provided with a side flow passage communicated with the middle flow passage, the inner wall of the side flow passage is provided with a protective layer, the middle flow passage and the side flow passage form a flow passage for medium circulation, and the protective layer is made of ceramic.
Through adopting above-mentioned technical scheme, the protective layer that sets up ceramic material equally in the lateral part runner makes the medium when the runner flows, can not destroy the lateral part runner inner wall, and the middle part runner is then protected by the disk seat that is ceramic material equally for whole runner can not destroyed, thereby avoids the frequent ball valve of maintenance personal to maintain.
The utility model is further configured to: the valve core is a V-shaped valve core.
By adopting the technical scheme, the V-shaped notch of the V-shaped valve core has a shearing effect with the valve seat, and is particularly suitable for media containing fibers, tiny solid particles, slurry and the like.
The utility model is further configured to: the middle valve body is provided with fixing holes on two sides, the side valve body is provided with a same-position hole opposite to the fixing holes, and bolts and nuts are arranged in the fixing holes and the same-position hole to fix the middle valve body and the side valve body.
Through adopting above-mentioned technical scheme, reach centering portion valve body and lateral part valve body detachable installation through bolt and nut, after long-time use, need wash the runner, alright with middle part valve body and lateral part valve body split, separately wash, the cleaning performance is better, reduces maintenance personal's work burden.
The utility model is further configured to: the valve comprises a valve rod and an actuating mechanism, wherein one end of the valve rod is connected with the actuating mechanism and driven by the actuating mechanism, the other end of the valve rod penetrates through a valve body and is linked with a valve core, a packing and packing pressing sleeve is arranged between the valve rod and the valve body, the packing pressing sleeve is positioned above the packing, a pressing plate is arranged above the packing pressing sleeve, and the pressing plate and the valve body are fixed on the valve body and form the fixation of the pressing plate on the packing pressing sleeve.
Through adopting above-mentioned technical scheme, the leakproofness of valve body and valve rod is guaranteed to the filler, and the filler is pressed the cover and is guaranteed the fixed of filler with the clamp plate then, and the filler can adopt polytetrafluoroethylene material, and polytetrafluoroethylene filler has advantages such as corrosion-resistant, the price is also cheaper, required compressive stress.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a partial enlarged view A of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in figures 1-2, the utility model discloses a two-way sealing V-shaped ball valve, which comprises a valve body 1, a valve core 2 and a valve seat 3, wherein the valve body 1 comprises a middle valve body 11 and side valve bodies 12, the side valve bodies 12 are arranged at two sides of the middle valve body 11, the valve seat 3 is arranged between the two side valve bodies 12 and forms the sealing fit of the valve seat 3 and the valve core 2, the valve seat 3 is made of ceramic materials, when the ball valve is installed, the valve core 2 and the valve seat 3 are assembled into the middle valve body 11, then the side valve bodies 12 are installed at two sides of the middle valve body 11, the valve seat 3 is fixed by the side valve bodies 12, the valve seat 3 is made of ceramic materials, so that the phenomenon that the valve seat 3 is damaged or blocked can not occur even if the media are granular media and high-viscosity media, because the valve seat 3 is made of ceramic materials, the valve body 1 is divided into the middle valve body 11 and the two side valve bodies 12 for production, the installation of the valve seat 3 is facilitated.
The middle valve body 11 is internally provided with a middle flow passage 41 matched with the size of the valve core 2, the side valve body 12 is internally provided with a side flow passage 42 communicated with the middle flow passage 41, the inner wall of the side flow passage 42 is provided with a protective layer 5, the middle flow passage 41 and the side flow passage 42 form a flow passage 4 for medium circulation, the protective layer 5 is made of ceramic, the protective layer 5 made of ceramic is also arranged in the side flow passage 42, so that when the medium flows in the flow passage 4, the inner wall of the side flow passage 42 cannot be damaged, the middle flow passage 41 is protected by the valve seat 3 made of ceramic, the whole flow passage 4 cannot be damaged, and therefore maintenance personnel can be prevented from frequently maintaining the ball valve.
The valve core 2 is a V-shaped valve core, and a shearing effect is formed between the V-shaped notch of the valve core 2 and the valve seat 3, so that the valve core is particularly suitable for media containing fibers, tiny solid particles, slurry and the like.
Middle part valve body 11 both sides be provided with fixed orifices 61, lateral part valve body 12 is provided with the syntopic hole 62 relative with fixed orifices 61, be provided with bolt 63 and nut 64 in fixed orifices 61 and the syntopic hole 62 and constitute middle part valve body 11 and lateral part valve body 12 fixed, reach centering portion valve body 11 and the installation of lateral part valve body 12 detachable through bolt 63 and nut 64, after long-time use, need wash runner 4, alright detach middle part valve body 11 and lateral part valve body 12 apart, separately wash, the cleaning performance is better, reduce maintenance personal's work burden.
The valve rod sealing device comprises a valve rod 8 and an actuating mechanism 9, one end of the valve rod 8 is connected with the actuating mechanism 9 and is driven by the actuating mechanism 9, the other end of the valve rod 8 penetrates through a valve body 1 and is linked with a valve core 2, a packing 91 and a packing pressing sleeve 92 are arranged between the valve rod 8 and the valve body 1, the packing pressing sleeve 92 is located above the packing 91, a pressing plate 93 is arranged above the packing pressing sleeve 92, the pressing plate 93 and the valve body 1 are fixed on the valve body 1 and form fixation of the pressing plate 93 on the packing pressing sleeve 92, the packing 91 ensures the sealing performance of the valve body 1 and the valve rod 8, the packing pressing sleeve 92 and the pressing plate 93 ensure the fixation of the packing 91, the packing 91 can be made of polytetrafluoroethylene, and the polytetrafluoroethylene packing 91 has the advantages of corrosion resistance, lower price, required compression stress and the like.
Claims (7)
1. The utility model provides a two-way seal V type ball valve, includes valve body, case and disk seat, its characterized in that: the valve body include middle part valve body and lateral part valve body, the lateral part valve body sets up in the both sides of middle part valve body, the disk seat sets up between two lateral part valve bodies and constitutes the sealed cooperation of disk seat and case, the disk seat is ceramic material.
2. The bi-directional sealing V-ball valve of claim 1, wherein: the middle valve body is internally provided with a middle flow passage matched with the valve core in size, the side valve body is internally provided with a side flow passage communicated with the middle flow passage, the inner wall of the side flow passage is provided with a protective layer, and the middle flow passage and the side flow passage form a flow passage for medium circulation.
3. The bi-directional sealing V-ball valve of claim 2, wherein: the protective layer is made of ceramic.
4. The bi-directional sealing V-ball valve of claim 1, wherein: the valve core is a V-shaped valve core.
5. The bi-directional sealing V-ball valve of claim 1, wherein: the middle valve body is provided with fixing holes on two sides, the side valve body is provided with a same-position hole opposite to the fixing holes, and bolts and nuts are arranged in the fixing holes and the same-position hole to fix the middle valve body and the side valve body.
6. The bi-directional sealing V-ball valve of claim 1, wherein: the valve comprises a valve rod and an actuating mechanism, wherein one end of the valve rod is connected with the actuating mechanism and driven by the actuating mechanism, and the other end of the valve rod penetrates through a valve body and is linked with a valve core.
7. The bi-directional sealing V-ball valve of claim 6, wherein: the packing and packing pressing sleeve is arranged between the valve rod and the valve body and is positioned above the packing, the pressing plate is arranged above the packing pressing sleeve, and the pressing plate and the valve body are fixed on the valve body and form the fixation of the pressing plate on the packing pressing sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122438870.5U CN215928474U (en) | 2021-10-09 | 2021-10-09 | Bidirectional sealing V-shaped ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122438870.5U CN215928474U (en) | 2021-10-09 | 2021-10-09 | Bidirectional sealing V-shaped ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215928474U true CN215928474U (en) | 2022-03-01 |
Family
ID=80408228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122438870.5U Active CN215928474U (en) | 2021-10-09 | 2021-10-09 | Bidirectional sealing V-shaped ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215928474U (en) |
-
2021
- 2021-10-09 CN CN202122438870.5U patent/CN215928474U/en active Active
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