CN213017836U - Ceramic seal regulating valve - Google Patents

Abstract

The utility model discloses a ceramic seal governing valve, including valve body and valve handle, the inside of valve body is provided with ceramic pipe, the upper end middle part of valve body is provided with the valve gap, the upper end of going up the valve gap is provided with the valve rod, the upper end of valve rod is provided with a supporting bench, the upper end of valve body just is close to valve gap fixedly connected with dead lever, one side fixedly connected with locating hole of dead lever, the upper end sliding connection of dead lever has the pull rod, inside one side fixedly connected with fixed slot of valve handle, the one end fixedly connected with valve ball of valve rod, the inner wall of ceramic pipe just is close to valve ball department fixedly connected with and seals up the pad, the lateral wall of valve rod just is close to valve ball department fixedly connected. The utility model discloses in, can fix it when the governing valve does not use through adjusting the pull rod, can protect the valve rod to avoid the corruption of liquid on the one hand at the sealing washer that sets up different positions in inside, on the other hand can also improve the leakproofness.

Description

Ceramic seal regulating valve

Technical Field

The utility model relates to a governing valve field especially relates to a ceramic seal governing valve.

Background

With the rapid development of national economy, a large number of chemical products appear, and with the increasing number of multiphase fluid working conditions appearing in the product process, such as coal-to-oil, coal-to-gas and other projects in the coal chemical industry, the fluids are fast in flushing speed and strong in corrosivity, and easily cause damage to a valve body.

Besides, some governing valves have liquid to flow out through the gap between valve body and the valve ball under the condition that does not use, so not only can corrode the valve ball of the inside of valve body slowly, still can make liquid run off, cause the pollution, secondly, under the condition that the valve ball carries out the closure, the flow of liquid can produce the impact to the valve ball, will make the valve ball produce a little removal like this, will let produce the gap between valve ball and the valve body, will reduce the leakproofness of valve ball.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a ceramic sealing regulating valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a ceramic seal regulating valve comprises a valve body and a valve handle, wherein a ceramic tube is arranged inside the valve body, an upper valve cover is arranged in the middle of the upper end of the valve body, a valve rod is arranged at the upper end of the upper valve cover, a support table is arranged at the upper end of the valve rod, a fixed rod is fixedly connected at the upper end of the valve body and close to the upper valve cover, a positioning hole is fixedly connected at one side of the fixed rod, the upper end of the fixed rod is connected with a pull rod in a sliding way, one side inside the valve handle is fixedly connected with a fixed groove, one end of the valve rod is fixedly connected with a valve ball, the inner wall of the ceramic tube and the position close to the valve ball are fixedly connected with a sealing gasket, a sealing gasket is fixedly connected to the side wall of the valve rod and the position close to the valve ball, a supporting rod is fixedly connected to the bottom end of the valve ball, one end of the supporting rod is rotatably connected with a rotating shaft, and a fixing block is arranged at one end of the rotating shaft.

As a further description of the above technical solution:

and a spring key is arranged on one side of the pull rod, and a positioning block is arranged on one side of the spring key.

As a further description of the above technical solution:

the structure of the valve ball is of a spherical shape, and the internal structure of the valve ball is a cavity.

As a further description of the above technical solution:

one end fixedly connected with brace table of valve rod, one side fixedly connected with connecting rod of brace table.

As a further description of the above technical solution:

the structure of valve handle adopts the ring type, valve handle inner wall fixedly connected with connecting rod.

As a further description of the above technical solution:

the quantity of pull rods is two sets of and evenly distributed in the both sides of last valve gap.

The utility model discloses following beneficial effect has:

1. under the condition that the governing valve does not use, the pull rod gets into the inside fixed slot of valve handle, thereby make the valve handle fixed, when avoiding closing the governing valve, rivers strike the lateral wall of valve ball, thereby make the valve ball carry out a little skew, can improve the leakproofness of governing valve, moreover, at the lower extreme erection bracing pole of valve ball, and make the bracing piece rotate through the bearing, can play the effect of support to the valve ball on the one hand, on the other hand, when rotating the valve ball through the valve handle, also can make things convenient for the rotation.

2. At the internally mounted ceramic pipe of valve body, can reduce the time that the valve body is corroded to the life of reinforcing governing valve, except this, sealed the pad in the lateral wall installation of the inner wall of ceramic pipe and valve rod, can completely cut off rivers and pass through the valve ball and the space infiltration between them, thereby corrode the valve rod, the installation sealing washer can also improve the leakproofness of governing valve, avoids rivers to flow from the gap, thereby causes the waste.

Drawings

Fig. 1 is a front sectional view of a ceramic seal regulating valve according to the present invention;

FIG. 2 is a cross-sectional side view taken at 11 in FIG. 1;

fig. 3 is a top view of a ceramic seal regulating valve according to the present invention;

fig. 4 is a schematic structural diagram of 5 in fig. 1.

Illustration of the drawings:

1. a valve body; 2. a ceramic tube; 3. positioning holes; 4. fixing the rod; 5. a pull rod; 6. fixing grooves; 7. a valve handle; 8. a valve stem; 9. an upper valve cover; 10. a gasket; 11. a valve ball; 12. a support bar; 13. a rotating shaft; 14. a fixed block; 15. a support table; 16. a connecting rod; 17. positioning blocks; 18. a spring key.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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.

Referring to fig. 1-4, the present invention provides an embodiment: a ceramic sealing regulating valve comprises a valve body 1 and a valve handle 7, wherein a ceramic tube 2 is arranged inside the valve body 1, the valve body 1 can be protected, the valve body 1 is prevented from being washed and corroded by fluid, the service life of the valve body 1 can be prolonged, an upper valve cover 9 is arranged in the middle of the upper end of the valve body 1, a valve rod 8 is arranged at the upper end of the upper valve cover 9, a supporting table 15 is arranged at the upper end of the valve rod 8, a fixing rod 4 is fixedly connected to the upper end of the valve body 1 and close to the upper valve cover 9, a positioning hole 3 is fixedly connected to one side of the fixing rod 4, a pull rod 5 is slidably connected to the upper end of the fixing rod 4, a fixing groove 6 is fixedly connected to one side inside the valve handle 7, a valve ball 11 is fixedly connected to one end of the valve rod 8, a sealing gasket 10 is fixedly connected to the inner wall of the, thereby cause the corruption to the inside valve rod 8 of last valve gap 9, the lateral wall of valve rod 8 just is close to the sealed pad 10 of 11 fixedly connected with of valve ball, can the certain degree strengthen valve ball 11's leakproofness, can also completely cut off the fluid and flow from the opposite side of valve ball 11 through last valve gap 9, thereby cause the pollution, the bottom fixedly connected with bracing piece 12 of valve ball 11, the one end of bracing piece 12 is rotated and is connected with pivot 13, the one end of pivot 13 is provided with fixed block 14, on the one hand can support valve ball 11, avoid powerful fluid impact to make valve ball 11 produce and deflect, can also rotate along with the rotation of valve ball 11, convenience is provided for the operation of valve ball 11.

When the regulating valve is not used, the spring key 18 is changed by pressing the positioning block 17, the pull rod 5 is further pushed to move up and down, the pull rod 5 enters the fixing groove 6 in the valve handle 7, the positioning block 17 also enters the positioning hole 3 in the side face of the fixing rod 4 to fix the valve handle 7, the valve ball 11 is of a spherical structure, the valve ball 11 is of a hollow cavity, one end of the valve rod 8 is fixedly connected with the support table 15, one side of the support table 15 is fixedly connected with the connecting rod 16, the valve handle 7 is of a circular ring structure, the connecting rod 16 is fixedly connected to the inner wall of the valve handle 7, the pull rods 5 are two groups and are uniformly distributed on two sides of the upper valve cover 9 and are uniformly arranged on two sides of the upper valve cover 9, and the two sides of the valve handle 7 can achieve a fixing effect, the shaking caused by the uneven fixation of the valve handle 7 is avoided.

The working principle is as follows: the fixing rod 4 is arranged at the upper end of the valve body 1, when the regulating valve is not used, the spring key 18 can be changed by pressing the positioning block 17 on the pull rod 5, so that the pull rod 5 is pushed to move up and down to enter the fixing groove 6 in the valve handle 7, at the moment, the positioning block 17 enters the positioning hole 3 to fix the valve handle 7, when the regulating valve needs to be used, the pull rod 5 is pulled out of the fixing groove 6 to enable the regulating valve to work normally, the supporting rod 12 is arranged at the lower end of the valve ball 11 and enables the supporting rod 12 to rotate through the rotating shaft 13, on one hand, the valve ball 11 can be supported, on the other hand, the valve ball 11 can conveniently rotate along with the rotation of the valve ball 11, on the one hand, the sealing gaskets 10 are arranged on the inner wall of the ceramic pipe 2 and the outer wall of the valve rod 8, on the other hand, liquid can be prevented, the sealing gasket 10 is arranged on the outer wall of the valve rod 8, so that the interior of the regulating valve can be further sealed, and liquid is prevented from flowing out.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a ceramic seal governing valve, includes valve body (1) and valve handle (7), its characterized in that: the ceramic valve is characterized in that a ceramic pipe (2) is arranged inside the valve body (1), an upper valve cover (9) is arranged in the middle of the upper end of the valve body (1), a valve rod (8) is arranged at the upper end of the upper valve cover (9), a supporting table (15) is arranged at the upper end of the valve rod (8), a fixed rod (4) is fixedly connected to the upper end of the valve body (1) close to the upper valve cover (9), a positioning hole (3) is fixedly connected to one side of the fixed rod (4), a pull rod (5) is slidably connected to the upper end of the fixed rod (4), a fixing groove (6) is fixedly connected to one side inside of the valve handle (7), a valve ball (11) is fixedly connected to one end of the valve rod (8), a sealing gasket (10) is fixedly connected to the inner wall of the ceramic pipe (2) close to the valve ball (11), and a sealing gasket, the bottom fixedly connected with bracing piece (12) of valve ball (11), the one end of bracing piece (12) is rotated and is connected with pivot (13), the one end of pivot (13) is provided with fixed block (14).

2. The ceramic seal regulator valve of claim 1, wherein: one side of the pull rod (5) is provided with a spring key (18), and one side of the spring key (18) is provided with a positioning block (17).

3. The ceramic seal regulator valve of claim 1, wherein: the structure of the valve ball (11) is of a spherical shape, and the internal structure of the valve ball (11) is a cavity.

4. The ceramic seal regulator valve of claim 1, wherein: one end fixedly connected with brace table (15) of valve rod (8), one side fixedly connected with connecting rod (16) of brace table (15).

5. The ceramic seal regulator valve of claim 1, wherein: the structure of the valve handle (7) adopts a circular ring type, and the inner wall of the valve handle (7) is fixedly connected with a connecting rod (16).

6. The ceramic seal regulator valve of claim 1, wherein: the number of the pull rods (5) is two and the pull rods are evenly distributed on two sides of the upper valve cover (9).

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