CN215214862U

CN215214862U - Pneumatic diaphragm valve with anti-pollution function and convenient to install for wastewater treatment

Info

Publication number: CN215214862U
Application number: CN202121579842.9U
Authority: CN
Inventors: 王航航; 柳文兵
Original assignee: Suzhou Lianchun Water Treatment Equipment Co ltd
Current assignee: Suzhou Lianchun Water Treatment Equipment Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-12-17
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a pneumatic diaphragm valve that has anti-pollution function and be convenient for installation for waste water treatment, including valve body and diaphragm, the valve body bottom is connected with the base through fixing bolt, and the base both ends all are provided with the passageway, the spout has been seted up to the passageway inner wall, and spout internal connection has the slider, the slider other end is fixed with the filtration frame, and filters the inside filter screen that is provided with of frame, the handle is installed at the valve body top, and the handle top is connected with the bolt pole, the handle bottom is connected with the valve rod, and the valve rod outside is provided with the connecting cylinder. This pneumatic diaphragm valve that has anti-pollution function and be convenient for installation passes through the mutually supporting setting between passageway inner wall spout, slider, filter frame and the filter screen for the mode through slidable mounting will filter the frame and install inside the passageway, has made things convenient for the maintenance in later stage to overhaul, and the setting of filter frame surface filter screen is crossed in the cooperation, makes can filter the impurity in the waste water, thereby avoids polluting the inside condition of valve body.

Description

Pneumatic diaphragm valve with anti-pollution function and convenient to install for wastewater treatment

Technical Field

The utility model relates to a pneumatic diaphragm valve technical field specifically is a waste water treatment is with having pneumatic diaphragm valve of anti-pollution function installation of being convenient for.

Background

The pneumatic diaphragm valve is a special type of cut-off valve, appearing in 20 th century, and its opening and closing part is a diaphragm made of soft material, and separates the inner cavity of valve body from the inner cavity of valve cover and driving component, so that it is called pneumatic diaphragm valve.

The existing pneumatic diaphragm valve is not provided with a filtering mechanism in the working process, so that impurity pollutants in water can enter the valve body, the valve body is polluted and blocked, the installation of internal parts is too troublesome, and the pneumatic diaphragm valve with the anti-pollution function and convenient to install for wastewater treatment is provided according to the condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic diaphragm valve that has anti-pollution function and be convenient for installation for waste water treatment to provide general pneumatic diaphragm valve in solving above-mentioned background and do not have the setting of filter mechanism at the in-process of work, make in the impurity pollutant of aquatic can get into the valve body, thereby cause the condition that the valve body is polluted the jam, and the too troublesome problem of installation of inside spare part.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pneumatic diaphragm valve that anti-pollution function is convenient for install for waste water treatment, includes valve body and diaphragm, the valve body bottom is connected with the base through fixing bolt, and the base both ends all are provided with the passageway, the spout has been seted up to the passageway inner wall, and spout internal connection has the slider, the slider other end is fixed with the filter frame, and filters the inside filter screen that is provided with of frame, the handle is installed at the valve body top, and the handle top is connected with the bolt pole, the handle bottom is connected with the valve rod, and the valve rod outside is provided with the connecting cylinder, the valve rod bottom is fixed with the fixture block, and the fixture block other end is connected with the driving-disc, the U-shaped groove has been seted up on the driving-disc surface, and the driving-disc bottom has seted up threaded hole, the diaphragm is connected in the driving-disc bottom, and the diaphragm top is connected with the double-screw bolt, diaphragm mid-mounting has the gasbag.

Preferably, the valve body forms a fixed structure with the base through a fixing bolt, and the channels are distributed in bilateral symmetry about the vertical center line of the base.

Preferably, the filter frame forms a sliding structure with the channel through the sliding block and the sliding groove, and the filter frame is attached to the inner wall of the channel.

Preferably, the filter screen and the filter frame are distributed in a concentric circle, and the size of the outer opening of the filter screen is smaller than that of the inner opening of the filter frame.

Preferably, the handle forms a transmission structure through the valve rod, the connecting cylinder and the valve body, and the valve rod is in threaded connection with the connecting cylinder.

Preferably, the valve rod forms a clamping structure with the driving disc through the clamping block and the U-shaped groove, and the vertical center line of the valve rod is overlapped with the vertical center line of the driving disc.

Preferably, the diaphragm passes through to constitute fixed knot between stud, the screw hole and the driving-disc and constructs, and laminates each other between diaphragm and the driving-disc.

Preferably, the air bag and the diaphragm are of an integrated structure, and the air bag is distributed in a circular shape.

Compared with the prior art, the beneficial effects of the utility model are that: this pneumatic diaphragm valve that has anti-pollution function and be convenient for installation for waste water treatment sets up through mutually supporting between passageway inner wall spout, slider, filter frame and the filter screen for install filter frame inside the passageway through slidable mounting's mode, made things convenient for the maintenance in later stage to overhaul, and the setting of filter frame surface filter screen is crossed in the cooperation, makes and to filter the impurity in the waste water, thereby avoids polluting the inside condition of valve body.

This pneumatic diaphragm valve that has anti-pollution function and be convenient for installation for waste water treatment sets up through mutually supporting between valve rod, fixture block, driving-disc and the U-shaped groove for the valve rod can be gone into U-shaped inslot portion through one side card of fixture block edge U-shaped groove, thereby has promoted the installation effectiveness between valve rod and the driving-disc, and threaded connection between screw hole and the diaphragm surface double-screw bolt through the bottom of the dish portion has made things convenient for equally to install in the dismantlement process, has promoted the device's practicality.

This pneumatic diaphragm valve that waste water treatment is convenient for install with having anti-pollution function sets up through mutually supporting between diaphragm and the gasbag for when the driving-disc pushes down, can plug up the junction of base passageway with the gasbag promotion, reach the closed state of valve body, and the gasbag can closely laminate in the junction of passageway, promoted the device's leakproofness, thereby avoid the condition that gets into the valve body when the flow of water.

Drawings

FIG. 1 is a schematic view of the front view of the internal structure of the present invention;

FIG. 2 is a schematic view of the front view of the present invention;

FIG. 3 is a schematic diagram of the side view of the channel of the present invention;

FIG. 4 is a schematic view of the driving disk of the present invention;

fig. 5 is a schematic diagram of the structure of the diaphragm of the present invention.

In the figure: 1. a valve body; 2. fixing the bolt; 3. a base; 4. a channel; 5. a chute; 6. a slider; 7. a filter frame; 8. filtering with a screen; 9. a handle; 10. a latch rod; 11. a valve stem; 12. a connecting cylinder; 13. a clamping block; 14. a drive disc; 15. a U-shaped groove; 16. a threaded hole; 17. a diaphragm; 18. a stud; 19. an air bag.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a pneumatic diaphragm valve with an anti-pollution function and convenient installation for wastewater treatment comprises a valve body 1 and a diaphragm 17, wherein the bottom of the valve body 1 is connected with a base 3 through a fixing bolt 2, channels 4 are arranged at two ends of the base 3, the valve body 1 forms a fixing structure with the base 3 through the fixing bolt 2, the channels 4 are distributed in bilateral symmetry about the vertical central line of the base 3, and the valve body 1 and the base 3 can be tightly fixed through mutual matching of the valve body 1, the fixing bolt 2 and the base 3, so that the stability in working is ensured;

the inner wall of the channel 4 is provided with a sliding groove 5, the sliding block 6 is connected inside the sliding groove 5, the other end of the sliding block 6 is fixed with a filter frame 7, a filter screen 8 is arranged inside the filter frame 7, the filter frame 7 passes through the sliding block 6, a sliding structure is formed between the sliding groove 5 and the channel 4, the inner walls of the filter frame 7 and the channel 4 are mutually attached, the filter screen 8 and the filter frame 7 are distributed in a concentric circle mode, the size of an outer opening of the filter screen 8 is smaller than that of an inner opening of the filter frame 7, the filter frame 7 is arranged inside the channel 4 in a sliding installation mode through the mutual matching arrangement of the sliding groove 5, the sliding block 6 and the filter screen 8 on the inner wall of the channel 4, the later-stage maintenance is facilitated, the arrangement of the filter screen 8 on the surface of the filter frame 7 is matched, impurities in the waste water can be filtered, and the condition that the inside of the valve body 1 is polluted is avoided;

the top of the valve body 1 is provided with a handle 9, the top of the handle 9 is connected with a bolt rod 10, the bottom of the handle 9 is connected with a valve rod 11, a connecting cylinder 12 is arranged outside the valve rod 11, the handle 9 forms a transmission structure with the valve body 1 through the valve rod 11 and the connecting cylinder 12, the valve rod 11 is in threaded connection with the connecting cylinder 12, the valve rod 11 can move in a specified track through the mutual matching arrangement of the valve rod 11 and the connecting cylinder 12, and the stability of the device is improved;

the bottom of the valve rod 11 is fixed with a clamping block 13, the other end of the clamping block 13 is connected with a driving disc 14, the surface of the driving disc 14 is provided with a U-shaped groove 15, the bottom of the driving disc 14 is provided with a threaded hole 16, the valve rod 11 passes through the clamping block 13, a clamping structure is formed between the U-shaped groove 15 and the driving disc 14, the vertical central line of the valve rod 11 is superposed with the vertical central line of the driving disc 14, and the valve rod 11, the clamping block 13 and the driving disc 14 are matched with each other, so that the valve rod 11 can be clamped into the U-shaped groove 15 along one side of the U-shaped groove 15 through the clamping block 13, and the mounting efficiency between the valve rod 11 and the driving disc 14 is improved;

the diaphragm 17 is connected to the bottom of the driving disc 14, the stud 18 is connected to the top of the diaphragm 17, the diaphragm 17 and the driving disc 14 form a fixed structure through the stud 18 and the threaded hole 16, the diaphragm 17 and the driving disc 14 are mutually attached, and the threaded connection between the threaded hole 16 in the bottom of the driving disc 14 and the stud 18 on the surface of the diaphragm 17 facilitates the mounting and dismounting process and improves the practicability of the device;

diaphragm 17 mid-mounting has gasbag 19, be integral structure between gasbag 19 and the diaphragm 17, and gasbag 19 is circular form and distributes, set up through the mutually supporting between diaphragm 17 and the gasbag 19, make when driving-disc 14 pushes down, can plug up the junction of base 3 and passageway 4 with the promotion of gasbag 19, reach the closed state of valve body 1, and gasbag 19 can closely laminate in the junction of passageway 4, the leakproofness of the device has been promoted, thereby avoid the condition that gets into valve body 1 when the flow of water.

The working principle is as follows: when the pneumatic diaphragm valve with the anti-pollution function and convenient installation is used, firstly, the diaphragm 17 is placed on the upper surface of the base 3, then the driving disc 14 is connected with the stud 18 at the top of the diaphragm 17 through the bottom screw hole 16, the valve rod 11 is further clamped into the U-shaped groove 15 along one side of the U-shaped groove 15 through the clamping block 13 fixed at the bottom, so that the installation process between the valve rod 11 and the driving disc 14 is facilitated, then the valve body 1 is placed on the surface of the diaphragm 17, the valve body 1 is fixed with the base 3 through the fixing bolt 2, so that the diaphragm 17 is positioned at the connection part of the valve body 1 and the base 3, finally, the bolt rod 10 is installed at the top of the handle 9, so that the handle 9 is prevented from falling off in use, when in use, the valve rod 11 rotates in the connection cylinder 12 through rotating the handle 9, so that the driving disc 14 is pushed to downwards press the diaphragm 17 and the air bag 19 at the bottom, can promote the junction of plugging up base 3 and passageway 4 with gasbag 19, reach the closed state of valve body 1, and gasbag 19 can closely laminate in passageway 4's junction, the leakproofness of the device has been promoted, thereby avoid getting into the condition of valve body 1 when the flow of water, the device 4 inner wall spout 5 of passageway, slider 6, filter frame 7 and the setting of mutually supporting between the filter screen 8, make the mode through slidable mounting will filter frame 7 and install inside passageway 4, the maintenance in later stage has been made things convenient for, the setting of filter frame 7 surperficial filter screen 8 is crossed in the cooperation, make can filter the impurity in the waste water, thereby avoid polluting the condition of valve body 1 inside.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pneumatic diaphragm valve that anti-pollution function is convenient for install is used in waste water treatment, includes valve body (1) and diaphragm (17), its characterized in that: the bottom of the valve body (1) is connected with a base (3) through a fixing bolt (2), channels (4) are arranged at two ends of the base (3), a sliding groove (5) is formed in the inner wall of each channel (4), a sliding block (6) is connected inside the sliding groove (5), a filter frame (7) is fixed at the other end of the sliding block (6), a filter screen (8) is arranged inside the filter frame (7), a handle (9) is installed at the top of the valve body (1), a bolt rod (10) is connected to the top of the handle (9), a valve rod (11) is connected to the bottom of the handle (9), a connecting cylinder (12) is arranged outside the valve rod (11), a clamping block (13) is fixed at the bottom of the valve rod (11), a driving disc (14) is connected to the other end of the clamping block (13), a U-shaped groove (15) is formed in the surface of the driving disc (14), and a threaded hole (16) is formed in the bottom of the driving disc (14), diaphragm (17) are connected in driving-disc (14) bottom, and diaphragm (17) top is connected with double-screw bolt (18), diaphragm (17) mid-mounting has gasbag (19).

2. The pneumatic diaphragm valve with pollution prevention function for wastewater treatment and convenient installation according to claim 1, wherein: the valve body (1) forms a fixed structure with the base (3) through the fixing bolt (2), and the channels (4) are distributed in a bilateral symmetry mode about the vertical center line of the base (3).

3. The pneumatic diaphragm valve with pollution prevention function for wastewater treatment and convenient installation according to claim 1, wherein: the filter frame (7) forms a sliding structure with the channel (4) through the sliding block (6), the sliding groove (5), and the inner walls of the filter frame (7) and the channel (4) are mutually attached.

4. The pneumatic diaphragm valve with pollution prevention function for wastewater treatment and convenient installation according to claim 1, wherein: the filter screen (8) and the filter frame (7) are distributed in a concentric circle mode, and the size of an outer opening of the filter screen (8) is smaller than that of an inner opening of the filter frame (7).

5. The pneumatic diaphragm valve with pollution prevention function for wastewater treatment and convenient installation according to claim 1, wherein: the handle (9) forms a transmission structure with the valve body (1) through the valve rod (11) and the connecting cylinder (12), and the valve rod (11) is in threaded connection with the connecting cylinder (12).

6. The pneumatic diaphragm valve with pollution prevention function for wastewater treatment and convenient installation according to claim 1, wherein: the valve rod (11) forms a clamping structure with the driving disc (14) through the clamping block (13) and the U-shaped groove (15), and the vertical center line of the valve rod (11) is overlapped with the vertical center line of the driving disc (14).

7. The pneumatic diaphragm valve with pollution prevention function for wastewater treatment and convenient installation according to claim 1, wherein: diaphragm (17) pass through constitute fixed knot between stud (18), screw hole (16) and driving-disc (14) and construct fixed knot, and laminate each other between diaphragm (17) and driving-disc (14).

8. The pneumatic diaphragm valve with pollution prevention function for wastewater treatment and convenient installation according to claim 1, wherein: the air bag (19) and the diaphragm (17) are integrated, and the air bag (19) is distributed in a circular shape.