CN214699435U

CN214699435U - Pneumatic angle seat valve with manual control

Info

Publication number: CN214699435U
Application number: CN202120434444.1U
Authority: CN
Inventors: 张文利; 王伟; 宋洪伟
Original assignee: Qingdao Elite Machinery Manufacture Co ltd
Current assignee: Qingdao Elite Machinery Manufacture Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-11-12
Anticipated expiration: 2031-03-01

Abstract

The invention relates to a pneumatic angle seat valve with manual control, which sequentially comprises a control pipe, a handle, a locking nut, a pushing pipe, a screw, a shaft sleeve, a cylinder barrel, a spring, a locking nut, a piston, an end cover, a connection, a valve body, a valve core sealing gasket, a self-locking nut, a first air inlet hole, a first pneumatic control cavity, a second air inlet hole, a silencer, a valve rod, an inlet end and an outlet end.

Description

Pneumatic angle seat valve with manual control

Technical Field

The utility model relates to a valve field, concretely relates to take manual control's pneumatic angle seat valve.

Background

At present, along with the formulation of strong national policies of industry, China strives to improve the level of own manufacturing equipment industry and reduce the dependence on foreign technologies, the modern equipment industry in China is rapidly developed and advanced, automation equipment is mature and perfect day by day, various valves are widely integrated in one set of automation equipment, particularly in the aspect of control of automation valves, but some hidden dangers still exist in the aspect of safety, for example, functions of emergency braking or emergency opening are added on the automation valves to realize the control of valve safety insurance, at present, the valves are mostly imported from foreign countries, the valves mostly have the influences of factors such as complex structures and high prices, and the localization of the valves is urgently needed to be solved at present.

Disclosure of Invention

In view of the above problems, the present invention provides an automatic control requirement for manually controlling the closing or opening of a pneumatic angle seat valve without power supply or solenoid damage or air source.

The utility model discloses the technical scheme who takes as follows:

a pneumatic angle seat valve with manual control comprises a control tube, a handle, a locking nut, a pushing tube, a screw, a shaft sleeve, a cylinder barrel, a spring, a locking nut, a piston, an end cover, a connecting part, a valve body, a valve core sealing gasket, a self-locking nut, a first air inlet hole, a first pneumatic control cavity, a second air inlet hole, a silencer, a valve rod, an inlet end and an outlet end in sequence; the cylinder barrel is arranged outside the cylinder barrel, the end cover is arranged at the lower part of the cylinder barrel, the upper part of the cylinder barrel is connected with the push pipe, and the piston is arranged inside the cylinder barrel; the piston is arranged in the cylinder barrel and divides the cylinder barrel into an upper air control chamber and a lower air control chamber, the upper part of the piston is a second air control chamber, the side surface of the piston is provided with a second air inlet communicated with the outside, the second air inlet is connected with the silencer, the lower part of the piston is a first air control chamber, and the side surface of the piston is provided with a first air inlet connected with the outside; a valve rod is arranged in the piston, and the upper part of the piston is connected with a locking nut; the upper part of the piston is provided with a spring; the upper portion of the valve body is a connecting portion and is connected with the end cover, the lower portion of the valve body is a valve body and is connected with the connecting portion, a valve core connected with the valve rod is arranged in the middle of the interior of the valve body, a valve core sealing gasket is arranged in the valve core, and a self-locking nut is arranged on the lower portion of the valve core.

Further: the upper part of the cylinder barrel of the pushing pipe is connected with the pushing pipe, the inside of the pushing pipe is connected with the control pipe, the lower part of the control pipe is connected with the shaft sleeve, a screw is arranged in the shaft sleeve, and the lower part of the screw is connected with the locking nut; the upper part of the push pipe is connected with the handle, and the lower part of the push pipe is connected with the locking nut;

further: the spring can only be arranged in the second air control cavity;

further: the inlet end and the outlet end of the valve body, namely the connector of the valve body and the pipeline, are connected in a threaded or flange or quick-assembly or welding manner, so that the connection requirement on the working condition occasion of more than 95% at present can be met.

The utility model discloses, can realize when not having power or solenoid to damage or not having the air supply, the requirement of emergency shutdown or emergency opening of the pneumatic angle seat valve of manual control.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary of the invention, and that other embodiments can be derived from the drawings provided by those skilled in the art without inventive effort.

Fig. 1 is a schematic structural view of a pneumatic angle seat valve with a manual control according to the present invention;

FIG. 2 is a schematic view of a manually controlled closed state of a pneumatic angle seat valve with a manual control according to the present invention;

FIG. 3 is a schematic view of the manually controlled open state of a pneumatic angle seat valve with manual control according to the present invention;

in the figure: the valve comprises a control pipe 1, a handle 2, a locknut 3, a pushing pipe 4, a screw 5, a shaft sleeve 6, a cylinder 7, a spring 8, a locknut 9, a piston 10, an end cover 11, a connecting part 12, a valve body 13, a valve core 14, a valve core sealing gasket 15, a self-locking nut 16, a first air inlet hole 17, a first air control cavity 18, a second air control cavity 19, a second air inlet hole 20, a silencer 21, a valve rod 22, an inlet end 23 and an outlet end 24.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments and accompanying drawings:

reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

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; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification 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.

As shown in fig. 1-3, a pneumatic angle seat valve with manual control comprises a control tube, a handle, a lock nut, a push tube, a screw, a shaft sleeve, a cylinder, a spring, a lock nut, a piston, an end cover, a connecting part, a valve body, a valve core sealing gasket, a self-locking nut, a first air inlet hole, a first pneumatic control cavity, a second air inlet hole, a silencer, a valve rod, an inlet end and an outlet end in sequence; the cylinder barrel is arranged outside the cylinder barrel, the end cover is arranged at the lower part of the cylinder barrel, the upper part of the cylinder barrel is connected with the push pipe, and the piston is arranged inside the cylinder barrel; the piston is arranged in the cylinder barrel and divides the cylinder barrel into an upper air control chamber and a lower air control chamber, the upper part of the piston is a second air control chamber, the side surface of the piston is provided with a second air inlet communicated with the outside, the second air inlet is connected with the silencer, the lower part of the piston is a first air control chamber, and the side surface of the piston is provided with a first air inlet connected with the outside; a valve rod is arranged in the piston, and the upper part of the piston is connected with a locking nut; the upper part of the piston is provided with a spring; the upper portion of the valve body is a connecting portion and is connected with the end cover, the lower portion of the valve body is a valve body and is connected with the connecting portion, a valve core connected with the valve rod is arranged in the middle of the interior of the valve body, a valve core sealing gasket is arranged in the valve core, and a self-locking nut is arranged on the lower portion of the valve core.

The upper part of the cylinder barrel of the pushing pipe is connected with the pushing pipe, the inside of the pushing pipe is connected with the control pipe, the lower part of the control pipe is connected with the shaft sleeve, a screw is arranged in the shaft sleeve, and the lower part of the screw is connected with the locking nut; the upper part of the push pipe is connected with the handle, and the lower part of the push pipe is connected with the locking nut;

the spring can only be arranged in the second air control cavity; the inlet end and the outlet end of the valve body, namely the connector of the valve body and the pipeline, are connected in a threaded or flange or quick-assembly or welding manner, so that the connection requirement of more than 95% of the current working condition occasions can be met, the valve body is in threaded connection, the connection can be selected according to the actual requirement, and no limitation is required.

In this embodiment, as shown in fig. 3, the handle is rotated to drive the control tube to rotate counterclockwise, and the screw is pulled to move upward, so as to link the piston, the valve rod and the valve core to move upward together, so as to open the valve, i.e., the valve is in an open state as shown in fig. 2; then the handle is rotated to drive the control pipe to rotate clockwise, and the pushing pipe is pushed to rotate downwards and clockwise together, so that the piston is linked to move downwards together with the valve rod and the valve core, and the valve is closed, namely in a closed state shown in figure 3; the two groups of actions are the opening and closing actions of the valve.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a take manual control's pneumatic angle seat valve includes control tube, handle, lock nut, thrust pipe, screw, axle sleeve, cylinder, spring, lock nut, piston, end cover, connecting portion, valve body, case, the sealed pad of case, self-locking nut, first inlet port, first pneumatic control chamber, second inlet port, muffler, valve rod, entry end, exit end, its characterized in that in proper order:

the cylinder barrel is arranged outside the cylinder barrel, the end cover is arranged at the lower part of the cylinder barrel, the upper part of the cylinder barrel is connected with the push pipe, and the piston is arranged inside the cylinder barrel;

the piston is arranged in the cylinder barrel and divides the cylinder barrel into an upper air control chamber and a lower air control chamber, the upper part of the piston is a second air control chamber, the side surface of the piston is provided with a second air inlet communicated with the outside, the second air inlet is connected with the silencer, the lower part of the piston is a first air control chamber, and the side surface of the piston is provided with a first air inlet connected with the outside; a valve rod is arranged in the piston, and the upper part of the piston is connected with a locking nut; the upper part of the piston is provided with a spring;

the upper portion of the valve body is a connecting portion and is connected with the end cover, the lower portion of the valve body is a valve body and is connected with the connecting portion, a valve core connected with the valve rod is arranged in the middle of the interior of the valve body, a valve core sealing gasket is arranged in the valve core, and a self-locking nut is arranged on the lower portion of the valve core.

2. The pneumatic angle seat valve with manual control of claim 1, which is characterized in that: the upper part of the cylinder barrel of the pushing pipe is connected with the pushing pipe, the inside of the pushing pipe is connected with the control pipe, the lower part of the control pipe is connected with the shaft sleeve, a screw is arranged in the shaft sleeve, and the lower part of the screw is connected with the locking nut; the upper part of the push pipe is connected with the handle, and the lower part of the push pipe is connected with the locking nut.

3. The pneumatic angle seat valve with manual control of claim 1, which is characterized in that: the spring can only be arranged in the second air control cavity.

4. The pneumatic angle seat valve with manual control of claim 1, which is characterized in that: the inlet end and the outlet end of the valve body, namely the connector of the valve body connected with the pipeline, are connected in a threaded mode, a flange mode, a quick-assembly mode or a welding mode.