CN220102129U - High-sealing type metal hard-sealing fixed ball valve - Google Patents

High-sealing type metal hard-sealing fixed ball valve Download PDF

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Publication number
CN220102129U
CN220102129U CN202222079482.7U CN202222079482U CN220102129U CN 220102129 U CN220102129 U CN 220102129U CN 202222079482 U CN202222079482 U CN 202222079482U CN 220102129 U CN220102129 U CN 220102129U
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China
Prior art keywords
valve
valve body
ball valve
metal hard
fixed ball
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CN202222079482.7U
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Chinese (zh)
Inventor
林发辉
张嘉栩
张恒嘉
朱艺涵
朱家逸
林浩楠
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Jinhuili Valve Co ltd
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Jinhuili Valve Co ltd
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Abstract

The utility model discloses a high-sealing type metal hard sealing fixed ball valve which comprises a valve body, wherein a valve cover is arranged on one side of the valve body. This high sealed metal is sealed fixed ball valve firmly through at the inside opposite side of valve body and valve gap respectively fixedly connected with stable plug bush, will peg graft respectively with valve body and valve gap fixed connection's stable plug bush respectively and advance the conveying pipeline inside when being connected the installation with fixed ball valve and conveying pipeline, so that preliminary connection is firm to the ball valve, can be convenient for connect ball valve and conveying pipeline fixedly through the pilot hole that sets up respectively in valve body opposite side edge and valve gap one side afterwards, and seal the junction between ball valve and the pipeline through being annular sealing washer after installing fixed to the ball valve, thereby realized can stabilize inseparable effect of installing fixed to the ball valve, solved the problem that can not stabilize inseparable to install the ball valve.

Description

High-sealing type metal hard-sealing fixed ball valve
Technical Field
The utility model relates to the technical field of fixed ball valves, in particular to a high-sealing type metal hard-sealing fixed ball valve.
Background
The ball valve is a valve with a ball body driven by a valve rod and rotating around the axis of the ball valve, along with the rapid development of scientific technology and the continuous improvement of the production process and product structure, the ball valve has rapidly developed into a main valve type, the use of the ball valve is continuously rising year by year, the ball valve is widely applied to industries such as petroleum refining, long-distance pipeline, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like, but the problem that the ball valve cannot be stably and tightly installed in the practical application process of the existing ball valve is convenient for the operation of installers. Therefore, a high-sealing type metal hard-sealing fixed ball valve is provided for solving the problem.
Disclosure of Invention
The utility model aims to provide a high-sealing type metal hard sealing fixed ball valve, which solves the problem that the ball valve cannot be stably and tightly installed in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high sealed metal hard seal fixed ball valve, includes the valve body, one side of valve body is provided with the valve gap, be provided with the centre of sphere between the inside of valve body and one side of valve gap, the intermediate position department of centre of sphere bottom has pegged graft the end valve rod, the bottom activity of end valve rod is pegged graft into the inside bottom of valve body, the top of valve body is pegged graft and is had the connection valve rod, the gland has been cup jointed on the outside top of connection valve rod, one side of the inside lateral wall of valve body and one side of the inside lateral wall of valve gap are provided with the disk seat respectively, graphite ring has been cup jointed respectively to one side of the outside of disk seat, one side of valve body evenly fixedly connected with screw rod respectively, the opposite side of valve body and the inside opposite side of valve gap fixedly connected with of valve body respectively stablizes the plug bush.
Preferably, the bottom of the connecting valve rod is inserted into the middle position of the top end of the ball center, an inner hexagon screw is fixedly connected between one side of the top end of the gland and one side of the top end of the valve body, and a handle is fixedly connected to the top end of the outer part of the connecting valve rod.
Preferably, the edge of the other side of the valve body and one side of the valve cover are respectively provided with an assembly hole, the assembly holes are respectively arranged at the edge of the other side of the valve body and one side of the valve cover at equal intervals, the other side of the valve body and one side of the valve cover are respectively fixedly connected with a sealing gasket, and the sealing gaskets are respectively annular.
Preferably, the bottom of gland is provided with the filler, the filler is flexible graphite, the spring has evenly inlayed respectively to one side of disk seat, the spring is annular distribution in one side of disk seat respectively.
Preferably, the edge of the other side of the valve cover is uniformly provided with plug holes, one side of the screw rod penetrates through the plug holes, and one side of the outer part of the screw rod is sleeved with nuts.
Preferably, a gasket is arranged between one side of the valve body and the other side of the valve cover, the gasket is a metal winding gasket, and the gasket is annular.
Compared with the prior art, the utility model has the beneficial effects that: the high-sealing metal hard sealing fixed ball valve not only realizes stable and tight installation of the ball valve, realizes good smoothness of opening and closing and long service life, but also realizes convenient assembly of the ball valve;
(1) The stable plug bush is fixedly connected to the other side of the inside of the valve body and the valve cover respectively, the stable plug bush which is fixedly connected with the valve body and the valve cover respectively is plugged into the inside of the conveying pipeline when the fixed ball valve is connected and installed with the conveying pipeline, so that the ball valve is preliminarily and firmly connected, then the ball valve and the conveying pipeline can be conveniently connected and fixed through the assembly holes which are respectively arranged at the edge of the other side of the valve body and at one side of the valve cover, and the joint between the ball valve and the pipeline is sealed through the annular sealing gasket after the ball valve is installed and fixed, so that the effect of stably and tightly installing and fixing the ball valve is realized;
(2) The graphite rings are respectively sleeved on one side of the outer part of the valve seat, so that the smoothness of opening and closing of the ball valve in use can be improved through the graphite rings, the normal opening and closing operation of the ball valve is prevented from being influenced by excessive connection and contact among the ball center, the valve seat, the valve body and the valve cover, the wear resistance of the contact part in opening and closing of the ball valve is improved, the service life of the ball valve is prolonged, the valve seat and the graphite rings can be pushed to be in close contact with the ball center through the springs, and the practicability is strong;
(3) Through evenly fixedly connected with screw rod respectively in one side of valve body, will set up the spliced eye of valve gap opposite side edge and cup joint the screw rod outside at valve body one side edge even fixed connection respectively when using, cup joint the nut outside at the screw rod respectively afterwards to this can carry out firm connection with valve body and valve gap, will be annular gasket setting between the two simultaneously, improves the seal of junction between the two, with this has reached can convenient and fast and inseparable purpose to the ball valve equipment, and the maneuverability is strong.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is an enlarged partial sectional schematic view of the valve body of the present utility model;
FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 1A according to the present utility model;
fig. 4 is an enlarged partial sectional view of the valve cover of the present utility model.
In the figure: 1. a valve cover; 2. a spring; 3. a graphite ring; 4. a valve seat; 5. a screw cap; 6. a screw; 7. a gasket; 8. a bottom valve stem; 9. a center of sphere; 10. a valve body; 11. a filler; 12. a gland; 13. an inner hexagon screw; 14. connecting a valve rod; 15. a handle; 16. a fitting hole; 17. a sealing gasket; 18. stabilizing the plug bush; 19. and a plug hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1: referring to fig. 1-4, a high-sealing metal hard sealing fixed ball valve comprises a valve body 10, wherein a valve cover 1 is arranged on one side of the valve body 10, a ball center 9 is arranged between the inside of the valve body 10 and one side of the valve cover 1, a bottom valve rod 8 is inserted in the middle position of the bottom end of the ball center 9, the bottom end of the bottom valve rod 8 is movably inserted into the bottom end of the inside of the valve body 10, a connecting valve rod 14 is inserted in the top end of the valve body 10, a gland 12 is sleeved on the top end of the outside of the connecting valve rod 14, a valve seat 4 is respectively arranged on one side of the inner side wall of the valve body 10 and one side of the inner side wall of the valve cover 1, a graphite ring 3 is respectively sleeved on one side of the outside of the valve seat 4, a screw rod 6 is respectively uniformly and fixedly connected on one side of the valve body 10 and the other side of the inside of the valve cover 1, a stabilizing plug 18 is respectively fixedly connected on the other side of the inside of the valve body 10 and the valve cover 1, an inner hexagonal screw 13 is fixedly connected between one side of the top end of the gland 12 and one side of the top of the valve body 10, and the bottom of the connecting valve rod 14 is fixedly connected with the top handle 15;
the edges of the other side of the valve body 10 and one side of the valve cover 1 are respectively provided with an assembly hole 16, the assembly holes 16 are respectively arranged at equal intervals at the edges of the other side of the valve body 10 and one side of the valve cover 1, the other side of the valve body 10 and one side of the valve cover 1 are respectively fixedly connected with a sealing gasket 17, and the sealing gaskets 17 are respectively annular;
specifically, as shown in fig. 1 and 2, the stable plug bush 18 fixedly connected with the valve body 10 and the valve cover 1 respectively is inserted into the conveying pipeline when the fixed ball valve and the conveying pipeline are connected and installed, so that the ball valve is preliminarily and firmly connected, then the ball valve and the conveying pipeline can be conveniently connected and fixed through the assembly holes 16 respectively arranged at the edge of the other side of the valve body 10 and one side of the valve cover 1, and the joint between the ball valve and the pipeline is sealed through the annular sealing gasket 17 after the ball valve is installed and fixed, so that the effect of stably and tightly installing and fixing the ball valve is realized.
Example 2: the bottom end of the gland 12 is provided with a packing 11, the packing 11 is flexible graphite, one side of the valve seat 4 is respectively and uniformly embedded with springs 2, and the springs 2 are respectively distributed in an annular shape on one side of the valve seat 4;
specifically, as shown in fig. 1 and 3, the smoothness of opening and closing of the ball valve in use can be improved through the graphite ring 3, the ball center 9, the valve seat 4, the valve body 10 and the valve cover 1 are prevented from being excessively tightly connected and contacted to influence the normal opening and closing operation of the ball valve, the wear resistance of the contact part of the ball valve in opening and closing is improved, the service life of the ball valve is prolonged, and meanwhile, the valve seat 4 and the graphite ring 3 can be pushed to be tightly contacted with the ball center 9 through the spring 2, so that the practicability is strong.
Example 3: the edge of the other side of the valve cover 1 is uniformly provided with plug holes 19, one side of the screw rod 6 respectively penetrates through the inside of the plug holes 19, one side of the outside of the screw rod 6 is respectively sleeved with a screw cap 5, a gasket 7 is arranged between one side of the valve body 10 and the other side of the valve cover 1, the gasket 7 is a metal winding gasket, and the gasket 7 is annular;
specifically, as shown in fig. 1 and fig. 4, when in use, the plug holes 19 arranged at the edge of the other side of the valve cover 1 are respectively sleeved outside the screw rods 6 uniformly and fixedly connected at the edge of one side of the valve body 10, and then the screw caps 5 are respectively sleeved outside the screw rods 6, so that the valve body 10 and the valve cover 1 can be firmly connected, and meanwhile, the annular gasket 7 is arranged between the two, so that the tightness of the joint between the two is improved, and the purpose of assembling the ball valve conveniently, rapidly and tightly is achieved, and the operability is strong.
Working principle: when the ball valve is used, the plug holes 19 arranged at the edge of the other side of the valve cover 1 are respectively sleeved outside the screw rods 6 uniformly and fixedly connected with the edge of one side of the valve body 10, then the nuts 5 are respectively sleeved outside the screw rods 6, so that the valve body 10 and the valve cover 1 can be firmly connected, the tightness of the connection between the two parts is improved through the gaskets 7, then the stable plug sleeves 18 respectively fixedly connected with the valve body 10 and the valve cover 1 are respectively plugged into the conveying pipeline when the fixed ball valve is connected and installed, so that the ball valve is firmly connected, then the ball valve and the conveying pipeline can be conveniently connected and fixed through the assembly holes 16 respectively arranged at the edge of the other side of the valve body 10 and the side of the valve cover 1, the connection between the ball valve and the pipeline is sealed through the annular sealing gasket 17 after the ball valve is installed and fixed, the smoothness of opening and closing of the ball valve when the ball valve is used can be improved through the graphite ring 3, the normal opening and closing operation of the ball valve, which is excessively tightly influenced by the connection contact between the ball center 9, the valve seat 4 and the valve body 10 and the valve cover 1, and the graphite ring 3 can be pushed by the spring 2 to tightly contact the ball center 9.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a high sealed metal hard seal fixed ball valve, includes valve body (10), its characterized in that: one side of valve body (10) is provided with valve gap (1), be provided with centre of sphere (9) between the inside of valve body (10) and one side of valve gap (1), the intermediate position department of centre of sphere (9) bottom has pegged graft bottom valve rod (8), the bottom activity of bottom valve rod (8) is pegged graft into the inside bottom of valve body (10), the top of valve body (10) has pegged graft and is connected valve rod (14), gland (12) have been cup jointed on the outside top of connecting valve rod (14), one side of valve body (10) inside lateral wall and one side of valve gap (1) inside lateral wall are provided with disk seat (4) respectively, graphite ring (3) have been cup jointed respectively to one side of disk seat (4) outside, one side of valve body (10) evenly fixedly connected with screw rod (6) respectively, the opposite side of valve body (10) and valve gap (1) inside is fixedly connected with plug bush (18) respectively.
2. The high seal strength metal hard seal fixed ball valve of claim 1, wherein: the bottom of the connecting valve rod (14) is inserted into the middle position of the top end of the sphere center (9), an inner hexagon screw (13) is fixedly connected between one side of the top end of the gland (12) and one side of the top end of the valve body (10), and a handle (15) is fixedly connected to the top end of the outer part of the connecting valve rod (14).
3. The high seal strength metal hard seal fixed ball valve of claim 1, wherein: the valve is characterized in that assembly holes (16) are formed in the edges of the other side of the valve body (10) and one side of the valve cover (1) respectively, the assembly holes (16) are arranged at equal intervals at the edges of the other side of the valve body (10) and one side of the valve cover (1) respectively, sealing gaskets (17) are fixedly connected to the other side of the valve body (10) and one side of the valve cover (1) respectively, and the sealing gaskets (17) are annular respectively.
4. The high seal strength metal hard seal fixed ball valve of claim 1, wherein: the bottom of gland (12) is provided with packing (11), packing (11) are flexible graphite, one side of disk seat (4) evenly is inlayed respectively and is had spring (2), spring (2) are annular distribution in one side of disk seat (4) respectively.
5. The high seal strength metal hard seal fixed ball valve of claim 1, wherein: the edge of valve gap (1) opposite side evenly is provided with spliced eye (19), one side of screw rod (6) runs through the inside of spliced eye (19) respectively, nut (5) have been cup jointed respectively to one side of screw rod (6) outside.
6. The high seal strength metal hard seal fixed ball valve of claim 1, wherein: a gasket (7) is arranged between one side of the valve body (10) and the other side of the valve cover (1), the gasket (7) is a metal winding pad, and the gasket (7) is annular.
CN202222079482.7U 2022-08-09 2022-08-09 High-sealing type metal hard-sealing fixed ball valve Active CN220102129U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222079482.7U CN220102129U (en) 2022-08-09 2022-08-09 High-sealing type metal hard-sealing fixed ball valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222079482.7U CN220102129U (en) 2022-08-09 2022-08-09 High-sealing type metal hard-sealing fixed ball valve

Publications (1)

Publication Number Publication Date
CN220102129U true CN220102129U (en) 2023-11-28

Family

ID=88849125

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222079482.7U Active CN220102129U (en) 2022-08-09 2022-08-09 High-sealing type metal hard-sealing fixed ball valve

Country Status (1)

Country Link
CN (1) CN220102129U (en)

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