CN221665328U - UPVC Pneumatic Butterfly Valve - Google Patents

Abstract

The utility model discloses a UPVC pneumatic butterfly valve, which belongs to the technical field of pneumatic butterfly valves, and in particular relates to a UPVC pneumatic butterfly valve, which comprises a valve housing, wherein flange plates are connected to the left end and the right end of the valve housing, a connecting groove is formed in the flange plate at the water outlet end, a caulking groove is formed in the connecting groove, a filter part comprises a filter screen plate connected in the connecting groove, a clamping seat which is clamped and combined with the caulking groove is connected to the outer side of the filter screen plate, a wiring part which is used for assisting in limiting the air pipe and the wiring is connected to the pneumatic actuator for preventing the wiring or the air pipe from being mutually wound, the filter screen plate is arranged in the connecting groove through the clamping and the caulking groove, the filter screen plate is used for assisting in filtering liquid flowing through the valve housing, impurities or other impurities are prevented from being conveyed into a pipe network through the liquid, and the filter cone nails can intercept large impurities, so that the filter cone nails can play a filtering effect, the impurities are prevented from blocking the external water outlet end, and the whole practicability and the functionality of the pneumatic butterfly valve are improved.

Description

UPVC Pneumatic Butterfly Valve

Technical Field

The utility model relates to the technical field of pneumatic butterfly valves, in particular to a UPVC pneumatic butterfly valve.

Background Art

Pneumatic butterfly valve is composed of pneumatic actuator and butterfly valve. Pneumatic butterfly valve is a pneumatic valve that uses a circular butterfly plate that rotates with the valve stem to open and close to realize the enabling action. It is mainly used as a shut-off valve, and can also be designed to have the function of regulation or shut-off valve and regulation. Butterfly valves are increasingly used in low-pressure large and medium-diameter pipelines. Pneumatic butterfly valve classification: stainless steel pneumatic butterfly valve, hard-sealed pneumatic butterfly valve, soft-sealed pneumatic butterfly valve, carbon steel pneumatic butterfly valve. The main advantages of pneumatic butterfly valve are simple structure, small size, light weight and low cost. This feature is particularly evident in pneumatic butterfly valves. They are installed in high-altitude dark passages and are easy to operate through the control of a two-position five-way solenoid valve. The flow medium can also be adjusted.

When the pneumatic butterfly valve is in use, there is a lack of structure for filtering the liquid flowing through the valve housing, resulting in some debris or impurities being directly transported into the pipe network along with the liquid. In addition, the existing pneumatic butterfly valve cannot filter large debris, and the debris will adhere to the inner wall of the valve body, causing the valve body to be blocked, affecting subsequent use.

Utility Model Content

One advantage of the utility model is that it provides a UPVC pneumatic butterfly valve, in which a filter screen is placed in a connecting groove by means of an embedded groove and a card seat, and the filter screen assists in filtering the liquid flowing through the valve housing to prevent impurities or other debris from being transported into the pipe network through the liquid. In addition, the filter cone nails provided can intercept large debris and hang them on the filter cone nails, thereby achieving a filtering effect.

In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

UPVC pneumatic butterfly valve, which includes:

The valve housing is used as a connection base, and flanges are connected to both ends of the valve housing. A connection groove is provided in the flange at the outlet end, and an embedding groove is provided in the connection groove;

The filter component is placed in the valve housing and comprises a filter screen plate connected to the connecting groove. The outer side of the filter screen plate is connected to a card seat which is card-fitted with the embedded groove.

As a preferred solution of the UPVC pneumatic butterfly valve described in the utility model, in order to increase the connection stability of the filter screen plate in the connecting groove, a locking seat for pressing the filter screen plate is connected in the connecting groove.

As a preferred solution of the UPVC pneumatic butterfly valve described in the utility model, the outer side of the locking seat is provided with an external thread, and the connecting groove is provided with a thread groove that is threadedly matched with the external thread.

As a preferred solution of the UPVC pneumatic butterfly valve described in the utility model, a pneumatic actuator is connected to the outside of the valve housing, and the movable end of the pneumatic actuator is connected to the valve stem and drives the valve stem to move along the inside of the valve housing.

As a preferred solution of the UPVC pneumatic butterfly valve described in the utility model, wherein: the valve stem is connected to a valve plate component, the valve plate component includes a valve plate connected to the valve stem and rotates with the valve stem, multiple groups of filter cone nails are connected to the valve plate, and a sealing rubber ring is sleeved on the valve plate.

As a preferred solution of the UPVC pneumatic butterfly valve described in the utility model, a plurality of groups of the filter cone nails are arranged in an annular shape with equal distances along the outer side of the valve plate, and a fixing groove adapted to the sealing rubber ring is opened on the valve plate.

As a preferred solution of the UPVC pneumatic butterfly valve described in the utility model, in order to prevent the wiring or air pipes from being entangled with each other, the pneumatic actuator is connected with a wiring component for auxiliary limiting the air pipe and wiring.

As a preferred solution of the UPVC pneumatic butterfly valve described in the utility model, the wiring component includes a wire board connected to the outside of the pneumatic actuator, and the wire board is provided with multiple sets of wire grooves for connecting wires and air pipe limiting.

As a preferred solution of the UPVC pneumatic butterfly valve described in the utility model, multiple groups of wire grooves are linearly and equidistantly arranged from left to right along the outer side of the wire plate, and a socket is opened above the corresponding wire groove on the wire plate, and a positioning rod is inserted in the socket.

As a preferred solution of the UPVC pneumatic butterfly valve described in the utility model, wherein: the flange plate is provided with multiple groups of flange connection holes.

Compared with the prior art: the filter screen is placed in the connecting groove through the engagement of the embedded groove and the card seat, and the filter screen assists in filtering the liquid flowing through the valve housing through the filter screen to prevent impurities or other debris from being transported into the pipe network through the liquid, and the locking seat is rotated, the locking seat moves along the connecting groove, and is fixed in the connecting groove through the external thread and the thread groove, and the filter screen is locked. At the same time, large debris can be intercepted by the filter cone nail and hung on the filter cone nail, thereby achieving a filtering effect and preventing debris from blocking the external water outlet, thereby improving the overall practicality and functionality of the pneumatic butterfly valve.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a schematic diagram of the explosion structure of the utility model;

Figure 3 is a schematic diagram of the structure of part A of the utility model;

FIG4 is a schematic diagram of a partial structure of a valve plate component of the utility model;

FIG. 5 is a schematic diagram of a partial structure of a wiring component of the utility model.

In the figure: 100 valve housing, 110 flange, 120 connecting groove, 121 embedding groove, 122 thread groove, 130 pneumatic actuator, 131 valve stem, 200 filter component, 210 filter screen plate, 211 holder, 220 locking seat, 221 external thread, 300 valve plate component, 310 valve plate, 311 filter cone nail, 312 fixing groove, 320 sealing rubber ring, 400 wiring component, 410 wire plate, 411 wire groove, 412 jack, 420 positioning plug rod.

DETAILED DESCRIPTION

The following description is used to disclose the utility model so that those skilled in the art can implement the utility model. The preferred embodiments described below are only examples, and those skilled in the art can think of other obvious variations. The basic principles of the utility model defined in the following description can be applied to other embodiments, variations, improvements, equivalents, and other technical solutions that do not deviate from the spirit and scope of the utility model.

Those skilled in the art should understand that, in the disclosure of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and 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. Therefore, the above terms should not be understood as limiting the present invention.

It is to be understood that the term "one" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of an element may be one, while in another embodiment, the number of the element may be multiple, and the term "one" should not be understood as a limitation on the quantity.

1 to 5 , according to a preferred embodiment of the present utility model, it includes a valve housing 100 , a filter component 200 , a valve plate component 300 and a wiring component 400 ;

Please continue to refer to Figures 1 to 5. The valve housing 100 is connected to the base frame. Both left and right ends of the valve housing 100 are connected to flanges 110. A connection groove 120 is provided in the flange 110 at the outlet end. An embedding groove 121 is provided in the connection groove 120. The outer side of the valve housing 100 is connected to a pneumatic actuator 130. The movable end of the pneumatic actuator 130 is connected to a valve stem 131, and drives the valve stem 131 to move along the inside of the valve housing 100.

Please continue to refer to Figures 2 to 3. The filter component 200 is placed in the valve housing 100, including a filter screen plate 210 connected to the connecting groove 120. The outer side of the filter screen plate 210 is connected to a clamping seat 211 that is clamped and matched with the embedded groove 121. The filter screen plate 210 is placed in the connecting groove 120 through the clamping and matching of the embedded groove 121 and the clamping seat 211. The filter screen plate 210 assists in filtering the liquid flowing through the valve housing 100 to prevent impurities or other debris from being transported to the pipe network through the liquid. In order to increase the filter screen plate 21 0 Since the connection stability in the connecting groove 120, a locking seat 220 is connected in the connecting groove 120 to press the filter screen plate 210, an external thread 221 is provided on the outer side of the locking seat 220, and a thread groove 122 threadedly matched with the external thread 221 is provided in the connecting groove 120. When the locking seat 220 is rotated, the locking seat 220 moves along the connecting groove 120, and is threadedly matched with the thread groove 122 through the external thread 211, and is fixed in the connecting groove 120, and the filter screen plate 210 is locked by the locking seat 220.

Please continue to refer to FIG. 4 . A valve plate component 300 is connected to the valve stem 131 . The valve plate component 300 includes a valve plate 310 connected to the valve stem 131 and rotated with the valve stem 131 . Multiple groups of filter cone nails 311 are welded on the valve plate 310 . A sealing rubber ring 320 is sleeved on the valve plate 310 . Multiple groups of filter cone nails 311 are arranged in an annular shape and equidistantly along the outer side of the valve plate 310 . A fixing groove 312 adapted to the sealing rubber ring 320 is provided on the valve plate 310 . When the valve plate 130 contacts water, large debris (such as plastic bags and filaments) can be intercepted by the filter cone nails 131 and suspended on the filter cone nails 131 , thereby achieving a filtering effect and preventing debris from blocking the external water outlet (de-impurities can be removed after a period of use), thereby improving the overall practicality and functionality of the pneumatic butterfly valve.

Please continue to refer to Figures 1 and 5. In order to prevent the wiring or air pipes from being entangled with each other, a wiring component 400 for auxiliary limiting the air pipes and wiring is connected to the pneumatic actuator 130. The wiring component 400 includes a wire plate 410 connected to the outside of the pneumatic actuator 130. The wire plate 410 is provided with multiple groups of wire grooves 411 for limiting the wiring and air pipes. The multiple groups of wire grooves 411 are linearly and equidistantly arranged from left to right along the outside of the wire plate 410. The external air pipe or wiring is assisted in limiting the position by the opened wire grooves 411, and the air pipe and wiring are further fixed in the wire grooves 411 by the positioning rod 420, so as to increase the wiring flatness between the wiring and the air pipe, and prevent the two from interfering with each other (or interfering with each other between the air pipes and the wiring), and a socket 412 is provided above the corresponding wire groove 411 on the wire plate 410, and a positioning rod 420 is inserted into the socket 412.

Working principle: When the utility model is in use, the filter screen plate 210 is placed in the connecting groove 120 through the clamping fit of the embedded groove 121 and the clamping seat 211. The filter screen plate 210 assists in filtering the liquid flowing through the valve housing 100 to prevent impurities or other debris from being transported into the pipe network through the liquid. In addition, the locking seat 220 is rotated, and the locking seat 220 moves along the connecting groove 120. The external thread 211 and the thread groove 122 are screwed together to fix the filter screen plate 210 in the connecting groove 120 to lock the filter screen plate 210. At the same time, large debris can be intercepted by the filter cone nail 131 and hung on the filter cone nail 131, thereby achieving a filtering effect and preventing debris from blocking the external water outlet, thereby improving the overall practicality and functionality of the pneumatic butterfly valve.

It should be understood by those skilled in the art that the embodiments of the present invention described above and shown in the accompanying drawings are only examples and do not limit the present invention. The advantages of the present invention have been fully and effectively realized. The functions and structural principles of the present invention have been demonstrated and explained in the embodiments, and the embodiments of the present invention may be deformed or modified in any way without departing from the principles.

Claims (10)

1. UPVC pneumatic butterfly valve, characterized in that includes:

   The valve casing (100) is used as a connecting base frame, the left end and the right end of the valve casing (100) are connected with flange plates (110), a connecting groove (120) is formed in the flange plate (110) at the water outlet end, and a caulking groove (121) is formed in the connecting groove (120);

   The filter component (200) is arranged in the valve casing (100) and comprises a filter screen plate (210) connected in the connecting groove (120), and a clamping seat (211) which is clamped and matched with the caulking groove (121) is connected to the outer side of the filter screen plate (210).
2. 2. The UPVC pneumatic butterfly valve of claim 1, wherein to increase the stability of the connection of the filter screen plate (210) from the connection channel (120), a locking seat (220) is connected to the connection channel (120) to compress the filter screen plate (210).
3. 3. The UPVC pneumatic butterfly valve of claim 2, wherein the locking seat (220) has an external thread (221) formed on an outer side thereof, and the connecting groove (120) has a thread groove (122) formed therein for threaded engagement with the external thread (221).
4. 4. The UPVC pneumatic butterfly valve of claim 1, wherein a pneumatic actuator (130) is connected to the outside of the valve housing (100), and a movable end of the pneumatic actuator (130) is connected to the valve stem (131) and drives the valve stem (131) to move along the inside of the valve housing (100).
5. 5. The UPVC pneumatic butterfly valve of claim 4, wherein the valve rod (131) is connected with a valve plate member (300), the valve plate member (300) comprises a valve plate (310) connected to the valve rod (131) and rotating along with the valve rod (131), a plurality of groups of filter cone nails (311) are connected to the valve plate (310), and a sealing rubber ring (320) is sleeved on the valve plate (310).
6. 6. The UPVC pneumatic butterfly valve of claim 5, wherein the plurality of groups of the filter cone nails (311) are arranged in an annular equidistant manner along the outer side of the valve plate (310), and a fixing groove (312) adapted to the sealing rubber ring (320) is formed in the valve plate (310).
7. 7. The UPVC pneumatic butterfly valve of claim 4, wherein to prevent wiring or inter-air-pipe entanglement, the pneumatic actuator (130) is connected with wiring components (400) that assist in limiting air-pipes and wiring.
8. 8. The UPVC pneumatic butterfly valve of claim 7, wherein the wiring member (400) comprises a wire board (410) connected to the outside of the pneumatic actuator (130), and a plurality of pairs of wire grooves (411) are formed in the wire board (410) for limiting the wires and the air pipes.
9. 9. The UPVC pneumatic butterfly valve of claim 8, wherein the plurality of groups of wire grooves (411) are arranged in a linear equidistant arrangement from left to right along the outer side of the wire plate (410), and the wire plate (410) is provided with a jack (412) above the corresponding wire groove (411), and the jack (412) is internally provided with a positioning inserted rod (420).
10. 10. The UPVC pneumatic butterfly valve of claim 1, wherein the flange (110) is provided with a plurality of sets of flange holes.