CN218152440U

CN218152440U - Easy dismouting ball valve that leakproofness is high

Info

Publication number: CN218152440U
Application number: CN202121848909.4U
Authority: CN
Inventors: 钱忠义; 叶信跃; 章文曲; 叶茂光; 叶信凯
Original assignee: Yuefeng Valve Manufacturing Co ltd
Current assignee: Yuefeng Valve Manufacturing Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-12-27
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses an easy dismouting ball valve that leakproofness is high, its technical scheme main points are: the valve body is integrally formed and arranged, the valve body consists of an upper valve body and a lower valve body, a valve ball is arranged in the valve body, the fixed shell is fixed on the upper valve body through a fastening nut, a valve rod groove is formed in the fixed shell, an adjusting valve rod is arranged in the valve rod groove, a shifting groove is fixedly formed in the upper part of the upper valve body, a lower valve rod seal is fixedly arranged in the shifting groove, a connecting rotating rod is fixedly arranged on the upper part of the valve ball, a valve seat groove is fixedly formed in the lower valve body, a valve seat bearing is fixedly arranged on the lower part of the valve ball, a sealing rubber gasket is arranged on the valve seat groove, and the valve seat bearing is arranged in the valve seat groove; the utility model provides a relatively poor problem of sealing performance of ball valve and the problem that the ball valve is not convenient for carry out the dismouting.

Description

Easy dismouting ball valve that leakproofness is high

Technical Field

The utility model belongs to the technical field of the green technique of ball valve and specifically relates to an easy dismouting ball valve that leakproofness is high.

Background

The ball valve, the opening and closing piece (spheroid) is driven by the valve stem, and round the valve that the ball valve axis makes rotary motion, is used for fluidic regulation and control, is used in industries such as petroleum refining, long-distance pipeline, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel extensively, plays the position of the great importance in national economy.

According to the current chinese patent that publication number is CN210739501U, a high sealed easy dismouting ball valve is disclosed, which comprises a valve body, the center of valve body rotates and is connected with the spheroid, spheroidal both ends all are provided with the valve seat sealing washer, the draw-in groove has been seted up at spheroidal top, the inner wall buckle of draw-in groove is connected with the valve rod, the surface sliding connection of valve rod has the seal cover, the surface of valve rod and the upper portion that is located the seal cover are provided with end cover, the circulation hole has been seted up to spheroidal inside, the equal swing joint in valve body both ends has the adapter sleeve, threaded hole has evenly been seted up on the surface of adapter sleeve, the top fixedly connected with carousel of valve rod, the equal threaded connection in both sides of carousel has the bull stick, the utility model relates to a ball valve technical field, this high sealed easy dismouting ball valve, solved current flange multi-bolt connection, the installation and dismantlement are more loaded down with trivial details, waste time and energy, be unfavorable for change the maintenance, and the sealed effect of valve rod department is not good, the easy problem of leaking is damaged.

However, the ball valve still has some disadvantages, such as poor sealing performance of the ball valve and inconvenience for assembling and disassembling the ball valve.

SUMMERY OF THE UTILITY MODEL

To the problem of mentioning in the background art, the utility model aims at providing an easy dismouting ball valve that leakproofness is high to solve the relatively poor problem of sealing performance of the ball valve of mentioning in the background art and the problem that the dismouting is not convenient for carry out to the ball valve.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an easy dismouting ball valve that leakproofness is high, which comprises a valve body, adjusting valve rod, fixed shell, the valve body is the shaping setting of integration, the valve body comprises upper portion valve body and lower part valve body, the inside of valve body is provided with the valve ball, fixed shell passes through fastening nut to be fixed on the valve body of upper portion, the valve rod groove has been seted up to the inside of fixed shell, be provided with adjusting valve rod in the valve rod inslot, the fixed transposition groove that is provided with in upper portion valve body's upper portion, the fixed lower part valve rod that is provided with in transposition groove seals, the fixed connecting bull stick that is provided with in upper portion of valve ball, the fixed valve seat groove that is provided with on the valve body of lower part, the fixed disk seat bearing that is provided with in the lower part of valve ball, be provided with sealed cushion on the valve seat groove, the disk seat bearing sets up in the valve seat groove.

Furthermore, an upper valve rod seal is arranged on a cabinet top on the upper side in the valve rod groove, a valve hole is formed in the upper end of the fixed shell, the upper portion of the adjusting valve rod penetrates through the valve hole, a key shaft is fixedly arranged on the upper portion of the adjusting valve rod, and an adjusting handle is fixedly arranged on the key shaft.

Through adopting above-mentioned technical scheme, the key shaft is convenient to be adjusted the control to the regulating valve pole, and then controls the emission of rivers, and the last fixed anti-skidding line that is provided with of adjustment handle increases and the frictional force between the hand.

Furthermore, the connecting rotating rod is provided with a thread, the lower end of the adjusting valve rod is fixedly provided with a nut, and the thread is matched with the nut.

Through adopting above-mentioned technical scheme, the convenience will be connected the bull stick and adjust the valve rod and install and dismantle.

Furthermore, a lip seal is fixedly arranged on the through hole of the valve ball, a sealing block is fixedly arranged on the valve body, and the sealing block is attached to the surface of the valve ball.

Through adopting above-mentioned technical scheme, prevent that water from leaking on valve ball surface side.

Furthermore, connectors are fixedly arranged at the left end and the right end of the valve ball, and connecting assemblies are fixedly arranged on the connectors.

Through adopting above-mentioned technical scheme, realize carrying out external connecting pipe to the valve body.

Furthermore, a clamping groove is formed in the connecting assembly, the connecting port and the connecting assembly are provided with connecting pipes, and the limiting clamping blocks of the connecting pipes are clamped in the clamping groove.

Through adopting above-mentioned technical scheme, the stability that reinforcing valve body and connecting pipe are connected.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a, fixed shell passes through fastening nut to be fixed on the valve body of upper portion, the convenience is carried out the dismouting to fixed shell and upper portion valve body, set up the valve rod groove with the mutual adaptation of regulating valve rod in the inside of fixed shell, the convenience is assembled regulating valve rod, be the mutual adaptation of nut of the lower extreme of screw thread and regulating valve rod on connecting the bull stick, the convenience is installed and is dismantled connecting bull stick and regulating valve rod, the screens groove on the coupling assembling, connector and connecting pipe cooperation convenient to use install, also promote the valve body and carry out the stability that external connecting pipe connects.

2. The utility model discloses a, through the leakproofness that sets up sealed cushion, lower part valve rod seal, upper portion valve rod seal hoisting device and connect in the device, use through the cooperation of lip formula seal and sealed piece, prevent that water from leaking the leakproofness of reinforcing means in the side of valve ball surface.

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 is a schematic view of the present invention;

fig. 2 is a schematic structural view of a connecting assembly.

In the figure: 1. a valve body; 101. an upper valve body; 102. a lower valve body; 2. adjusting the valve stem; 3. fixing the housing; 4. a valve ball; 5. fastening a nut; 6. a transposition groove; 7. the lower valve rod is sealed; 8. connecting the rotating rod; 9. a valve seat groove; 901. sealing the rubber gasket; 10. a valve seat bearing; 11. the upper valve rod is sealed; 12. a key shaft; 13. an adjusting handle; 14. sealing with a lip; 15. a sealing block; 16. a connecting port; 17. a connecting assembly; 18. a clamping groove; 19. and (4) connecting the pipes.

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" 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," "connected," and "connected" are to be construed broadly, and may be, for example, 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.

Example 1

Referring to fig. 1-2, an easy dismouting ball valve that leakproofness is high, including valve body 1, adjusting valve rod 2, fixed shell 3, valve body 1, adjusting valve rod 2, the material of fixed shell 3 is stainless steel, hoisting device's durability, valve body 1 sets up for the integrated into one piece, make valve body 1 structure more stable, compressive resistance is stronger, valve body 1 comprises upper portion valve body 101 and lower part valve body 102, the inside of valve body 1 is provided with valve ball 4, the surface of valve ball 4 is through the processing of polishing, fixed shell 3 passes through fastening nut 5 and fixes on upper portion valve body 101, conveniently carry out the dismouting to fixed shell 3 and upper portion valve body 101, also can adjust valve rod 2 and carry out fast assembly, the valve rod groove has been seted up to the inside of fixed shell 3, the valve rod inslot is provided with adjusting valve rod 2, the upper portion of upper portion valve body 101 is fixed and is provided with transposition groove 6, the inside of transposition groove 6 is fixed and is provided with lower part valve rod seal 7, hoisting device's leakproofness, the upper portion of valve ball 4 is fixed and is provided with connection bull stick 8, the fixed valve seat groove 9 that is provided with valve seat groove 9, the synthetic rubber gasket 901 sets up in the valve seat 102, the synthetic rubber gasket material, the valve seat material 901.

Referring to fig. 1, the inside upside cabinet top of valve rod groove is provided with upper portion valve rod seal 11, and the valve opening has been seted up to the upper end of fixed shell 3, and the valve opening is passed on the upper portion of adjusting valve rod 2, and the fixed key axle 12 that is provided with in upper portion of adjusting valve rod 2 for conveniently carry out the regulation control to adjusting valve rod 2, and then control the emission of rivers, fixedly on the key axle 12 being provided with adjustment handle 13, the last fixed anti-skidding line that is provided with of adjustment handle 13, increase and the frictional force between the hand.

Referring to fig. 1, a screw thread is arranged on the connecting rotary rod 8, a nut is fixedly arranged at the lower end of the adjusting valve rod 2, and the screw thread and the nut are mutually matched, so that the connecting rotary rod 8 and the adjusting valve rod 2 can be conveniently installed and detached.

Referring to fig. 1, a lip seal 14 is fixedly disposed on a through hole of a valve ball 4, the lip seal 14 can achieve a sealing function like a plug due to its superior performance, a jacket of the lip seal 14 is made of PTFE, RPTFE or other high-performance polymers, and has medium corrosion resistance and aging resistance, an inner spring is made of chromium-plated metal, a sealing block 15 is fixedly disposed on a valve body 1, the sealing block 15 is made of synthetic silica gel, and the sealing block 15 is attached to the surface of the valve ball 4 to prevent water from leaking on the surface side of the valve ball 4.

Referring to fig. 1 and 2, connectors 16 are fixedly disposed at the left and right ends of the valve ball 4, and a connection assembly 17 is fixedly disposed on the connectors 16 to connect the valve body 1 with an external connection pipe 19.

Referring to fig. 1 and 2, coupling assembling 17 is last to be provided with screens groove 18, connector 16, coupling assembling 17 is provided with connecting pipe 19, the screens groove 18 is put to the spacing fixture block card of connecting pipe 19, the stability that connecting pipe 19 connects is strengthened, connecting pipe 19 serves and is provided with the fixed thread, set up one deck raw rubber belt on the fixed thread, be connected hoisting device's leakproofness with valve body 1, connecting pipe 19 is provided with calliper line on the surface, the convenience is installed and is dismantled connecting pipe 19.

The utility model discloses when using, fixed shell 3 is fixed on upper portion valve body 101 through fastening nut 5, conveniently carry out the dismouting to fixed shell 3 and upper portion valve body 101, set up the valve rod groove with adjusting valve rod 2 mutual adaptation in the inside of fixed shell 3, conveniently assemble adjusting valve rod 2, connect the nut mutual adaptation that is the lower extreme of screw thread and adjusting valve rod 2 on the bull stick 8, conveniently will connect bull stick 8 and adjusting valve rod 2 and install and dismantle, screens groove 18 on coupling assembling 17, connector 16 and connecting pipe 19 cooperate the use and conveniently install, also promote the stability that valve body 1 carries out external connecting pipe 19 and connects; the sealing performance of the device connection is improved by arranging the sealing rubber gasket 901, the lower valve rod seal 7 and the upper valve rod seal 11 in the device, and the sealing performance of the device is enhanced by preventing water from leaking on the surface of the valve ball 4 through the matched use of the lip seal 14 and the sealing block 15.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an easy dismouting ball valve that leakproofness is high, includes valve body (1), adjusting valve rod (2), fixed shell (3), its characterized in that: the improved valve is characterized in that the valve body (1) is integrally formed, the valve body (1) is composed of an upper valve body (101) and a lower valve body (102), a valve ball (4) is arranged inside the valve body (1), a fixed shell (3) is fixed on the upper valve body (101) through a fastening nut (5), a valve rod groove is formed inside the fixed shell (3), an adjusting valve rod (2) is arranged in the valve rod groove, a shifting groove (6) is fixedly arranged on the upper portion of the upper valve body (101), a lower valve rod seal (7) is fixedly arranged inside the shifting groove (6), a connecting rotating rod (8) is fixedly arranged on the upper portion of the valve ball (4), a valve seat groove (9) is fixedly arranged on the lower valve body (102), a valve seat bearing (10) is fixedly arranged on the lower portion of the valve ball (4), a seal rubber gasket (901) is arranged on the valve seat groove (9), and the valve seat bearing (10) is arranged in the valve seat groove (9).

2. The easy-to-disassemble and assemble ball valve with high sealing performance as claimed in claim 1, wherein: the valve rod groove is characterized in that an upper valve rod seal (11) is arranged on the cabinet top on the upper side inside the valve rod groove, a valve hole is formed in the upper end of the fixed shell (3), the upper portion of the adjusting valve rod (2) penetrates through the valve hole, a key shaft (12) is fixedly arranged on the upper portion of the adjusting valve rod (2), and an adjusting handle (13) is fixedly arranged on the key shaft (12).

3. The easy-to-disassemble and assemble ball valve with high sealing performance as claimed in claim 1, wherein: the connecting rotating rod (8) is provided with threads, the lower end of the adjusting valve rod (2) is fixedly provided with a nut, and the threads are matched with the nut.

4. The easy-to-disassemble and assemble ball valve with high sealing performance as claimed in claim 1, wherein: the valve is characterized in that a lip seal (14) is fixedly arranged on a through hole of the valve ball (4), a seal block (15) is fixedly arranged on the valve body (1), and the seal block (15) is attached to the surface of the valve ball (4).

5. The easy-to-disassemble and assemble ball valve with high sealing performance as claimed in claim 1, wherein: the valve ball is characterized in that connectors (16) are fixedly arranged at the left end and the right end of the valve ball (4), and connecting assemblies (17) are fixedly arranged on the connectors (16).

6. The easy-to-disassemble and assemble ball valve with high sealing performance as claimed in claim 5, wherein: be provided with screens groove (18) on coupling assembling (17), connector (16), coupling assembling (17) are provided with connecting pipe (19), the spacing fixture block card of connecting pipe (19) is put in screens groove (18).