CN213332391U

CN213332391U - Pneumatic fluorine lining valve

Info

Publication number: CN213332391U
Application number: CN202022154229.4U
Authority: CN
Inventors: 贾景州; 严会红; 贾钰浦
Original assignee: Henan Yuzhou Fluid Technology Co ltd
Current assignee: Henan Yuzhou Fluid Technology Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-06-01
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a pneumatic lining fluorine valve relates to the valve field, including valve body and upper cover, the top and the upper cover bolted connection of valve body, vertical slidable mounting has the valve rod in the middle of the inside of upper cover, and the bottom fixed mounting of valve rod has the case, a plurality of mounting holes have all been seted up on the inner wall of valve body, valve rod and the case, the surface of the inner wall of valve body, valve rod and case all is equipped with the fluorine backing layer, and the inboard of fluorine backing layer is equipped with the fixed bump that corresponds with the mounting hole, and fixed bump is pegged graft with the mounting hole, the inside top of upper cover is equipped with the filler. The utility model discloses an all add in the inboard of fluorine backing layer and case lining cover and establish fixed bump, fixed bump and mounting hole interconnect, the effectual friction or the negative pressure state that has prevented the motion of the inside mechanism of valve body under, the phenomenon that drops or squints of fluorine backing layer and case lining cover has strengthened the adhesive force of anticorrosive coating greatly, hoisting device's life.

Description

Pneumatic fluorine lining valve

Technical Field

The utility model relates to a valve field, in particular to pneumatic lining fluorine valve.

Background

The fluorine lining valve is designed and manufactured by utilizing the high corrosion resistance characteristic of fluoroplastic, is particularly suitable for conveying high-corrosion media, and has high air tightness and leakage resistance.

Therefore, it is necessary to invent a pneumatic fluorine-lined valve to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic lining fluorine valve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pneumatic fluorine lining valve, includes valve body and upper cover, the top and the upper cover bolted connection of valve body, vertical slidable mounting has the valve rod in the middle of the inside of upper cover, and the bottom fixed mounting of valve rod has the case, a plurality of mounting holes have all been seted up on the inner wall of valve body, valve rod and the case, the inner wall of valve body, the surface of valve rod and case all are equipped with the fluorine backing layer, and the inboard of fluorine backing layer is equipped with the fixed bump that corresponds with the mounting hole, and fixed bump pegs graft with the mounting hole, the inside top of upper cover is equipped with the filler, and the filler includes seal gasket and fluororubber gasket, the fluororubber gasket is established in seal gasket.

Optionally, an actuator support is arranged above the upper cover, a pneumatic actuator is fixedly mounted above the actuator support, and the top end of the valve rod is fixedly connected with the output end of the pneumatic actuator.

Optionally, a pneumatic control mechanism is fixedly mounted on one side of the actuator support, and an output end of the pneumatic control mechanism is connected with an input end of the pneumatic actuator.

Optionally, a valve seat is arranged in the middle of the inside of the valve body, and when the valve body is in a closed state, the bottom of the valve core is in contact with the valve seat.

Optionally, the fixed salient point includes a convex ball and an auxiliary bar, the auxiliary bar is arranged on one side of the convex ball, and the diameter value of the auxiliary bar is smaller than that of the convex ball.

Optionally, the sealing gasket and the fluororubber gasket are provided in plurality, and the sealing gasket and the fluororubber gasket are sleeved on the outer surface of the valve rod.

The utility model discloses a technological effect and advantage:

1. the utility model discloses an add in the filler below and establish multilayer fluororubber gasket, when partly corrosive solution upwards oozes and contacts the sealed portion of filler, corrosive solution is blockked by the fluororubber gasket, plays effectual anticorrosive protection to the packing is sealed, ensures the long-time sealed of filler.

2. The utility model discloses an all add in the inboard of fluorine backing layer and case lining cover and establish fixed bump, fixed bump and mounting hole interconnect, the effectual friction or negative pressure state that has prevented the motion of the inside mechanism of valve body fluorine backing layer appear the phenomenon that drops or squints, have strengthened the adhesive force of anticorrosive coating greatly, hoisting device's life.

Drawings

Fig. 1 is a schematic view of the sectional structure of the present invention.

Fig. 2 is a schematic diagram of the packing structure of the present invention.

Fig. 3 is a schematic view of the valve core structure of the present invention.

Fig. 4 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

Fig. 5 is a schematic view of the structure of the fixed bump of the present invention.

In the figure: 1. a valve body; 2. an upper cover; 3. an actuator support; 4. a pneumatic actuator; 5. a pneumatic control mechanism; 6. a valve seat; 7. a valve stem; 8. a valve core; 9. a filler; 91. sealing gaskets; 92. a fluororubber gasket; 10. a fluorine liner layer; 11. mounting holes; 12. fixing the salient points; 121. a convex ball; 122. an auxiliary strip.

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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a pneumatic fluorine lining valve as shown in figures 1-5, which comprises a valve body 1 and an upper cover 2, the top of the valve body 1 is connected with the upper cover 2 by bolts, an actuator bracket 3 is arranged above the upper cover 2, a pneumatic actuator 4 is fixedly arranged above the actuator bracket 3, a pneumatic control mechanism 5 is fixedly arranged on one side of the actuator bracket 3, the output end of the pneumatic control mechanism 5 is connected with the input end of the pneumatic actuator 4, a valve rod 7 is vertically and slidably arranged in the middle of the interior of the upper cover 2, the top end of the valve rod 7 is fixedly connected with the output end of the pneumatic actuator 4, a valve core 8 is fixedly arranged at the bottom end of the valve rod 7, a valve seat 6 is arranged in the middle of the interior of the valve body 1, when the valve body 1 is in a closed state, the bottom of the valve core 8 is contacted with the valve seat 6, the pneumatic actuator 4 drives the valve rod 7 to move, the flow space of the valve body 1 is sealed, the valve body 1 is closed, the valve rod 7 drives the valve core 8 at the bottom end of the valve rod 7 to move upwards, namely, the valve body 1 is opened, a plurality of mounting holes 11 are formed in the inner wall of the valve body 1, the valve rod 7 and the valve core 8, the outer surfaces of the valve rod 7 and the valve core 8 are provided with fluorine lining layers 10, fixing salient points 12 corresponding to the mounting holes 11 are arranged on the inner sides of the fluorine lining layers 10, the fixing salient points 12 are inserted into the mounting holes 11, each fixing salient point 12 comprises a convex ball 121 and an auxiliary strip 122, the auxiliary strips 122 are arranged on one side of the convex ball 121, the diameter value of the auxiliary strips 122 is smaller than that of the convex balls 121, the fluorine lining layers 10 are sleeved on the inner wall of the valve body 1, the outer surfaces of the valve rod 7 and the valve core 8, the fixing salient points 12 on the inner sides of the fluorine lining layers 10 are pressed in the mounting holes 11 to limit and fix the same, the, the fixed salient point 12 has good fixing effect, the fixed salient point 12 is connected with the mounting hole 11, the phenomenon that the fluorine lining layer 10 falls off or deviates under the friction of the internal mechanism motion of the valve body 1 or the negative pressure state is effectively prevented, the adhesion capability of the anticorrosive layer is greatly enhanced, the service life of the device is prolonged, the filler 9 is arranged above the inner part of the upper cover 2, the filler 9 comprises a sealing gasket 91 and a fluorine rubber gasket 92, the fluorine rubber gasket 92 is arranged below the sealing gasket 91, the sealing gaskets 91 and the fluorine rubber gasket 92 are respectively provided with a plurality of gaskets, the sealing gaskets 91 and the fluorine rubber gaskets 92 are respectively sleeved on the outer surface of the valve rod 7, when part of corrosive solution seeps upwards to contact with the sealing part of the filler 9, the corrosive solution is blocked by the fluorine rubber gasket 92, the packing 9 is sealed to play an effective anticorrosion protection role, and the long-time sealing of the packing 9 is ensured.

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

1. The utility model provides a pneumatic fluorine lining valve, includes valve body (1) and upper cover (2), the top and upper cover (2) bolted connection of valve body (1), its characterized in that: vertical slidable mounting has valve rod (7) in the middle of the inside of upper cover (2), and the bottom fixed mounting of valve rod (7) has case (8), all seted up a plurality of mounting holes (11) on inner wall, valve rod (7) and case (8) of valve body (1), the surface of the inner wall of valve body (1), valve rod (7) and case (8) all is equipped with fluorine lining layer (10), and the inboard of fluorine lining layer (10) is equipped with fixed bump (12) that correspond with mounting hole (11), and fixed bump (12) are pegged graft with mounting hole (11), the inside top of upper cover (2) is equipped with filler (9), and filler (9) include seal gasket (91) and fluororubber gasket (92), establish the below at seal gasket (91) fluororubber gasket (92).

2. A pneumatic fluorine lined valve according to claim 1, wherein: an actuator support (3) is arranged above the upper cover (2), a pneumatic actuating mechanism (4) is fixedly mounted above the actuator support (3), and the top end of the valve rod (7) is fixedly connected with the output end of the pneumatic actuating mechanism (4).

3. A pneumatic fluorine lined valve according to claim 2, wherein: one side of the actuator support (3) is fixedly provided with a pneumatic control mechanism (5), and the output end of the pneumatic control mechanism (5) is connected with the input end of the pneumatic actuating mechanism (4).

4. A pneumatic fluorine lined valve according to claim 1, wherein: the valve is characterized in that a valve seat (6) is arranged in the middle of the inside of the valve body (1), and when the valve body (1) is in a closed state, the bottom of the valve core (8) is in contact with the valve seat (6).

5. A pneumatic fluorine lined valve according to claim 1, wherein: the fixed salient point (12) comprises a convex ball (121) and an auxiliary strip (122), wherein the auxiliary strip (122) is arranged on one side of the convex ball (121), and the diameter value of the auxiliary strip (122) is smaller than that of the convex ball (121).

6. A pneumatic fluorine lined valve according to claim 1, wherein: the sealing gasket (91) and the fluororubber gasket (92) are both provided with a plurality of gaskets, and the sealing gasket (91) and the fluororubber gasket (92) are both sleeved on the outer surface of the valve rod (7).