CN214743466U

CN214743466U - Be used for corrosion-resistant ball valve in chemical industry field

Info

Publication number: CN214743466U
Application number: CN202120305310.XU
Authority: CN
Inventors: 苏敏刚; 苏汪南
Original assignee: Zhangjiagang Jiangneng Instrument And Mechanical Equipment Co ltd
Current assignee: Zhangjiagang Jiangneng Instrument And Mechanical Equipment Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-11-16
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses a be used for corrosion-resistant ball valve in chemical industry field, including valve body, first fixed block and spliced pole, the one end of valve body is provided with the go-between, and the other end is provided with first sleeve, the surperficial middle part of valve body is provided with first fixed block, first fixed block is being close to first telescopic one side fixed connection second fixed block, first telescopic inner wall is provided with connecting thread, first telescopic one side is provided with sealing mechanism, first sleeve is installed first solid fixed ring with sealing mechanism's fixed surface, the upper end of first fixed block sets up the sealing washer. The utility model discloses can effectually reduce the space between valve ball and the valve body, can reduce the deformation of valve ball and break when liquid flows through, can also reduce the corruption of valve to through sealing mechanism, first sealing ring and second sealing ring installation valve ball, make simply, the cost is lower, and not fragile, reliable performance is stronger.

Description

Be used for corrosion-resistant ball valve in chemical industry field

Technical Field

The utility model belongs to the technical field of the valve, concretely relates to be used for corrosion-resistant ball valve in chemical industry field.

Background

The valve is used for controlling the direction, pressure and flow of fluid in a fluid system, the ball valve can be opened and closed freely and tightly only by rotating 90 degrees and a small rotating torque, the ball valve is widely applied to various pipelines, the valve is widely applied to modern society, particularly in the technical field of water heating pipe fittings, the valves in the prior art are various, mainly comprising the ball valve, an angle valve, a stop valve and the like, wherein the ball valve has a simple structure, the valve core of the ball valve is simple, the valve core of the ball valve is of a symmetrical spherical structure as a whole, a cylindrical through hole penetrating through the whole is arranged in the middle, a valve rod groove connected with the valve rod is transversely arranged at the central position of the outer spherical surface of the valve core, when the ball valve works, the cylindrical through hole of the valve core is aligned with the inlet and the outlet of the ball valve by rotating the valve rod in the opposite direction, when the work stops, the spherical surface of the valve core is aligned with the inlet and the outlet of the ball valve by rotating the valve rod in the opposite direction, the ball valve has simple structure and convenient operation, so the ball valve is widely applied in the technical field of valves, and the main parts for realizing the sealing function of the ball valve are a valve core and a sealing ring matched with the valve core, so that the ball valve needs to be installed with strong corrosion resistance in some fields of chemical industry, particularly in places with strong corrosivity.

The prior control valve technology has the following problems: in the prior art, many valves with linings are lined with fluoride or F46 mostly and polytetrafluoroethylene and other materials rarely, but due to the reasons of processing technology, the linings are thin, the structure of the existing strong corrosion-resistant valve is that a valve body and a connecting body at one end are cast into a whole, and then the strong corrosion-resistant lining material is integrally injected into the valve body The reliability is poor, and this kind of structure can not be directly used for the environment of strong corrosive medium, often do not resist the medium corrosion, the case of ball valve appears wearing and tearing or breaks and just easily takes place to reveal, make whole ball valve take place to scrap, consequently, it just seems very necessary to improve high corrosion-resistant ball valve case, use more and more extensive to the valve at present at home and abroad, and the environment of use is more and more abominable, also more and more high to the requirement of valve, consequently, the requirement to the case also continuously promotes, the wearability of case, corrosion resistance, high temperature resistance ability scheduling problem is outstanding day by day, the case is in liquid for a long time, receive the impact of liquid, corrode etc., cause the life of case to shorten greatly, change frequently, greatly increased manufacturing cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for corrosion-resistant ball valve in chemical industry field to solve the wearability of the case that proposes in the above-mentioned background art, corrosion resistance, high temperature resistance ability scheduling problem is outstanding day by day, and the case receives the impact of liquid in being in liquid for a long time, corrodes etc. and the life that causes the case shortens greatly, changes frequently, greatly increased manufacturing cost problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for corrosion-resistant ball valve in chemical industry field, includes valve body, first fixed block and spliced pole, its characterized in that: the valve comprises a valve body, a connecting ring is arranged at one end of the valve body, a first sleeve is arranged at the other end of the valve body, a first fixing block is arranged in the middle of the surface of the valve body, the first fixing block is fixedly connected with a second fixing block at one side close to the first sleeve, connecting threads are arranged on the inner wall of the first sleeve, a sealing mechanism is arranged at one side of the first sleeve, a groove is formed between the sealing mechanism and the connecting ring, first fixing rings are fixedly arranged on the surfaces of the first sleeve and the sealing mechanism, a sealing ring is arranged at the upper end of the first fixing block, a connecting column penetrates through the sealing ring and the first fixing block and extends into the sealing mechanism, the top end of the connecting column is fixedly connected with a fixing bolt, a fixing plate is arranged between the fixing bolt and the connecting column, a handle is fixedly connected with one side of the fixing plate, and a first connecting pipe is arranged at one end inside the valve body, the other end is provided with the second connecting pipe, the surface of second connecting pipe is provided with the second sleeve, the second sleeve is provided with the solid fixed ring of second with sealing mechanism's surface, first connecting pipe is provided with first sealing ring in the one end of being close to the second connecting pipe, the second connecting pipe is provided with the second sealing ring in the one end of being close to first connecting pipe, the middle part of valve body is provided with the valve ball, the through-hole has been seted up to the inside of valve ball.

Preferably, the connection ring is fixedly installed on the surface of the second sleeve, and the first sleeve is arranged on the surface of the first connection pipe.

Preferably, the second fixing ring is arranged inside the groove, and the connecting column extends to one end of the sealing mechanism inside and is fixedly connected with the valve ball.

Preferably, the first sealing ring is disposed between the first connection pipe and the valve ball, and the second sealing ring is disposed between the second connection pipe and the valve ball.

Preferably, the valve ball is arranged between the first sealing ring and the second sealing ring, and one end of the first connecting pipe is communicated with the second connecting pipe through a through hole.

Preferably, the surface of the valve ball is in sliding connection with the sealing mechanism.

Preferably, the valve ball is a ceramic material.

Compared with the prior art, the utility model provides a be used for corrosion-resistant ball valve in chemical industry field possesses following beneficial effect: the utility model is provided with a sealing mechanism, a valve ball, a first sealing ring and a second sealing ring, which can effectively reduce the gap between the valve ball and the valve body, reduce the deformation and the breakage of the valve ball when the liquid flows through, and can also reduce the corrosion of the valve, and the valve ball is installed through the sealing mechanism, the first sealing ring and the second sealing ring, the manufacture is simple, the cost is lower, the valve ball is not easy to damage, the reliability is stronger, the valve ball and the sealing mechanism can be directly used in the medium environment with strong corrosion, the corrosion resistance is better, the valve ball and the valve body are not easy to wear and break, the leakage caused by damage is reduced, the valve ball can effectively improve the wear resistance, the corrosion resistance and the high temperature resistance of the valve body, the valve ball is in the liquid for a long time, the excellent performance can be kept, the service life of the valve body can be effectively prolonged, thereby the production cost is reduced, the arrangement of the first fixing ring and the second fixing ring can enable the sealing performance of the valve body to be better, and the side leakage phenomenon of the valve body is reduced.

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, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a corrosion-resistant ball valve used in the chemical field according to the present invention;

fig. 2 is a schematic view of a cross-sectional structure of the valve body according to the present invention;

fig. 3 is a schematic view of a sectional structure of a valve ball according to the present invention;

in the figure: 1. a valve body; 2. a first retaining ring; 3. a second retaining ring; 4. a connecting ring; 5. a handle; 6. a first fixed block; 7. a fixing plate; 8. fixing the bolt; 9. connecting columns; 10. a second fixed block; 11. a first sleeve; 12. connecting threads; 13. a first connecting pipe; 14. a first seal ring; 15. a valve ball; 16. a second seal ring; 17. a groove; 18. a second sleeve; 19. a sealing mechanism; 20. a seal ring; 21. a through hole; 22. a second connecting pipe.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a corrosion-resistant ball valve technical scheme for the chemical industry field:

a corrosion-resistant ball valve used in the chemical field comprises a valve body 1, a first fixing block 6 and a connecting column 9, wherein one end of the valve body 1 is provided with a connecting ring 4, the other end of the valve body 1 is provided with a first sleeve 11, the middle part of the surface of the valve body 1 is provided with the first fixing block 6, the first fixing block 6 is fixedly connected with a second fixing block 10 at one side close to the first sleeve 11, the inner wall of the first sleeve 11 is provided with a connecting thread 12, one side of the first sleeve 11 is provided with a sealing mechanism 19, a groove 17 is arranged between the sealing mechanism 19 and the connecting ring 4, a first fixing ring 2 is fixedly arranged on the surfaces of the first sleeve 11 and the sealing mechanism 19, the first fixing ring 2 and the second fixing ring 3 are arranged, the sealing performance of the valve body 1 is better, the side leakage phenomenon of the valve body 1 is reduced, the upper end of the first fixing block 6 is provided with a sealing ring 20, the connecting column 9 is penetratingly arranged inside the sealing ring 20 and the first fixing block 6, the top end of the connecting column 9 is fixedly connected with the fixing bolt 8, the fixing plate 7 is arranged between the fixing bolt 8 and the connecting column 9, one side of the fixing plate 7 is fixedly connected with the handle 5, one end inside the valve body 1 is provided with the first connecting pipe 13, the other end is provided with the second connecting pipe 22, the arranged sealing mechanism 19, the valve ball 15, the first sealing ring 14 and the second sealing ring 16 can effectively reduce the gap between the valve ball 15 and the valve body 1, the deformation and the breakage of the valve ball 15 can be reduced when liquid flows through, the corrosion of the valve ball 15 can also be reduced, the surface of the second connecting pipe 22 is provided with the second sleeve 18, the surfaces of the second sleeve 18 and the sealing mechanism 19 are provided with the second fixing ring 3, one end of the first connecting pipe 13 close to the second connecting pipe 22 is provided with the first sealing ring 14, one end of the second connecting pipe 22 close to the first connecting pipe 13 is provided with the second sealing ring 16, the middle part of the valve body 1 is provided with a valve ball 15, a through hole 21 is arranged in the valve ball 15, liquid passes through the first connecting pipe 13, the through hole 21 and the second connecting pipe 22, and the opening and closing of the valve body 1 can be controlled by rotating the handle 5.

The connecting ring 4 is fixedly arranged on the surface of the second sleeve 18, the first sleeve 11 is arranged on the surface of the first connecting pipe 13, the second fixing ring 3 is arranged inside the groove 17, the lower end of the connecting column 9 is embedded and arranged on one side of the surface of the sealing mechanism 19 and is fixedly connected with the valve ball 15, the valve ball 15 is arranged through the sealing mechanism 19, the first sealing ring 14 and the second sealing ring 16, the valve is simple to manufacture, low in cost, not easy to damage and strong in reliability, the arrangement of the valve ball 15 and the sealing mechanism 19 can be directly used in a strong-corrosive medium environment, the valve ball 15 and the sealing mechanism 19 have good corrosion resistance, the valve ball 15 and the valve body 1 are not easy to wear and break, leakage caused by damage is reduced, the valve ball 15 can effectively improve the wear resistance, the corrosion resistance and the high-temperature resistance of the valve body 1, the valve ball 15 can be in liquid for a long time, excellent performance can be kept, and the service life of the valve body 1 can be effectively prolonged, thereby reduce manufacturing cost, first sealing ring 14 sets up between first connecting pipe 13 and valve ball 15, second sealing ring 16 sets up between second connecting pipe 22 and valve ball 15, valve ball 15 sets up between first sealing ring 14 and second sealing ring 16, the one end of first connecting pipe 13 is passed through-hole 21 and is communicated second connecting pipe 22, the surface and the 19 sliding connection of sealing mechanism of valve ball 15, valve ball 15 is ceramic material, valve ball 15 can effectual improvement valve body 1's wearability, corrosion resistance and high temperature resistance ability, valve ball 15 is in liquid for a long time, also can keep good performance, can effectual improvement valve body 1 life, thereby reduce manufacturing cost.

The utility model discloses a theory of operation and use flow: the liquid passes through the first connecting pipe 13, the through hole 21 and the second connecting pipe 22, the opening and closing of the valve body 1 can be controlled by rotating the handle 5, the arranged sealing mechanism 19, the valve ball 15, the first sealing ring 14 and the second sealing ring 16 can effectively reduce the gap between the valve ball 15 and the valve body 1, the deformation and the breakage of the valve ball 15 can be reduced when the liquid flows through, the corrosion of the valve ball 15 can also be reduced, the valve ball 15 is installed through the sealing mechanism 19, the first sealing ring 14 and the second sealing ring 16, the manufacturing is simple, the cost is low, the valve ball 15 is not easy to damage and has stronger reliability, the arrangement of the valve ball 15 and the sealing mechanism 19 can be directly used in a medium environment with strong corrosion, the valve ball 15 and the valve body 1 have better corrosion resistance, the abrasion and the breakage between the valve ball 15 and the valve body 1 are not easy to occur, the leakage caused by the damage is reduced, and the abrasion resistance of the valve ball 15 can be effectively improved, Corrosion resistance and high temperature resistance ability, valve ball 15 are in liquid for a long time, also can keep good performance, can effectual improvement valve body 1 life to reduce manufacturing cost, the solid fixed ring of first 2 and the solid fixed ring of second 3's setting can make valve body 1 sealing performance better, reduces valve body 1 and takes place the edge leakage phenomenon.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for corrosion-resistant ball valve in chemical industry field, includes valve body (1), first fixed block (6) and spliced pole (9), its characterized in that: one end of the valve body (1) is provided with a connecting ring (4), the other end of the valve body is provided with a first sleeve (11), the middle part of the surface of the valve body (1) is provided with a first fixing block (6), the first fixing block (6) is fixedly connected with a second fixing block (10) at one side close to the first sleeve (11), the inner wall of the first sleeve (11) is provided with a connecting thread (12), one side of the first sleeve (11) is provided with a sealing mechanism (19), a groove (17) is arranged between the sealing mechanism (19) and the connecting ring (4), the surfaces of the first sleeve (11) and the sealing mechanism (19) are both fixedly provided with a first fixing ring (2), the upper end of the first fixing block (6) is provided with a sealing ring (20), and the connecting column (9) is penetratingly arranged on the sealing ring (20) and the first fixing block (6) and extends to the inside of the sealing mechanism (19), the top end of the connecting column (9) is fixedly connected with a fixing bolt (8), a fixing plate (7) is arranged between the fixing bolt (8) and the connecting column (9), one side of the fixing plate (7) is fixedly connected with a handle (5), one end inside the valve body (1) is provided with a first connecting pipe (13), the other end of the valve body is provided with a second connecting pipe (22), the surface of the second connecting pipe (22) is provided with a second sleeve (18), the surfaces of the second sleeve (18) and a sealing mechanism (19) are provided with a second fixing ring (3), the first connecting pipe (13) is provided with a first sealing ring (14) at one end close to the second connecting pipe (22), the second connecting pipe (22) is provided with a second sealing ring (16) at one end close to the first connecting pipe (13), and the middle part of the valve body (1) is provided with a valve ball (15), the valve ball (15) is internally provided with a through hole (21).

2. The corrosion-resistant ball valve used in the chemical field according to claim 1, wherein: the connecting ring (4) is fixedly arranged on the surface of the second sleeve (18), and the first sleeve (11) is arranged on the surface of the first connecting pipe (13).

3. The corrosion-resistant ball valve used in the chemical field according to claim 1, wherein: the second fixing ring (3) is arranged inside the groove (17), and the connecting column (9) extends to one end of the sealing mechanism (19) inside to be fixedly connected with the valve ball (15).

4. The corrosion-resistant ball valve used in the chemical field according to claim 1, wherein: the first sealing ring (14) is arranged between the first connecting pipe (13) and the valve ball (15), and the second sealing ring (16) is arranged between the second connecting pipe (22) and the valve ball (15).

5. The corrosion-resistant ball valve used in the chemical field according to claim 1, wherein: the valve ball (15) is arranged between the first sealing ring (14) and the second sealing ring (16), and one end of the first connecting pipe (13) is communicated with the second connecting pipe (22) through a through hole (21).

6. The corrosion-resistant ball valve used in the chemical field according to claim 1, wherein: the surface of the valve ball (15) is connected with a sealing mechanism (19) in a sliding way.

7. The corrosion-resistant ball valve used in the chemical field according to claim 1, wherein: the valve ball (15) is made of ceramic material.