CN221300211U

CN221300211U - Hydraulic flap valve

Info

Publication number: CN221300211U
Application number: CN202323135871.8U
Authority: CN
Inventors: 李青春
Original assignee: Shanghai Hongyang Environmental Technology Co ltd
Current assignee: Shanghai Hongyang Environmental Technology Co ltd
Filing date: 2023-11-21
Publication date: 2024-07-09
Anticipated expiration: 2033-11-21

Abstract

The utility model discloses a hydraulic flap valve, and belongs to the technical field of rain and sewage diversion drainage. The utility model comprises a valve seat, wherein the surface of the valve seat is provided with a valve plate through an adjusting mechanism, the surface of the valve seat is fixedly connected with a fixed support, the inside of the fixed support is movably connected with a hydraulic cylinder through a pin shaft, the hydraulic cylinder controls the opening and closing stroke through a PLC, the output end of the hydraulic cylinder extends to the front surface of the valve plate and is movably connected with the valve plate through the pin shaft, the valve plate consists of a connecting plate and a flange opening, and the flange opening is communicated with the surface of the connecting plate. According to the utility model, whether the valve plate is opened is judged by the control system according to the rainfall, the water level and the water quality, the valve plate is controlled by the hydraulic valve, the opening degree is adjustable, the accurate closing and opening are realized, the problems that the traditional flap valve is not tightly closed, the water body is polluted by the sewage discharge river channel in sunny days and the like are solved, the hydraulic flap valve can realize that the sewage is not fallen into the river in sunny days, the initial rain is less, the overflow pollution is reduced, the environment is protected, and the flap valve has the effect of backflow prevention.

Description

Hydraulic flap valve

Technical Field

The utility model belongs to the technical field related to rainwater and sewage diversion drainage, and particularly relates to a hydraulic flap valve.

Background

The flap valve is arranged at the tail end of the drainage pipeline and provided with a check valve with the function of preventing external water from flowing backwards, and mainly comprises a valve seat, a valve plate, a water sealing ring and a hinge, wherein the flap valve is divided into a round shape and a square shape, the flap valve is made of various metal products traditionally, and various composite materials are developed at present.

The patent numbers published according to the Chinese patent network are: 202210045341.5, the patent name is a flap valve device, including the flap valve seat that can be connected with the water pump delivery port, be used for the flap valve storehouse that is connected with outlet conduit, be equipped with pump mouth end flange and flap valve chamber flange that are connected with the water pump delivery port on the flap valve seat port, be equipped with outlet pipe end flange and the butt flange that are connected with outlet conduit on the flap valve storehouse port, flap valve seat and flap valve storehouse are the return bend form, flap valve chamber flange is equipped with the concave space that can hold the flap valve to and the annular flap valve sealing surface that protrudes in concave space, concave space corresponds the flap valve seat and has the straight region relative outer arc side, be equipped with the cell type space that holds flap valve axle and flap valve neck on the straight region, butt flange's tip shape corresponds with flap valve chamber flange tip shape, the flap valve opening angle of the invention is big, can not influence the play water flow of device, has energy-conserving effect for flap valve can accomplish 90 degrees and open, thereby can not produce the suppression to flap valve, and long service life.

The existing flap valve consists of a valve seat, a valve plate, a sealing ring and a hinge, is only used for a circular water outlet and a square water outlet of unidirectional water flow, does not need manual operation, the opening and closing force is from the pressure of the water source, when the water pressure in the flap valve is larger than the lateral pressure of the flap valve, the flap valve is opened, and otherwise, the flap valve is closed, but the flap valve is not suitable for rain and sewage diversion, because the flap valve is opened only when the water pressure of the inner side of the flap valve is larger than the outer side pressure, and at the moment, sewage flows into a river channel to pollute the water body.

Therefore, design modification of the hydraulic flap valve is required.

Disclosure of utility model

In order to solve the problems in the prior art, the utility model aims to provide the hydraulic flap valve, which has the advantage of reducing overflow pollution, and solves the problems that the existing flap valve is not suitable for diversion of rain and sewage, and the flap valve is opened only when the pressure of water on the inner side of the flap valve is larger than the pressure on the outer side, so that sewage flows into a river channel at the moment and pollutes water.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the hydraulic flap valve comprises a valve seat;

The surface of disk seat is installed the valve plate through adjustment mechanism, the fixed surface of disk seat is fixedly connected with fixed bolster, the inside of fixed bolster has the pneumatic cylinder through round pin axle swing joint, the pneumatic cylinder passes through PLC control and opens and close the stroke, the output of pneumatic cylinder extends to the front of valve plate and passes through round pin axle swing joint with the valve plate.

The valve plate comprises a connecting plate and a flange opening, the flange opening is communicated with the surface of the connecting plate, and the adjusting structure and the fixing support are fixedly connected with the surface of the connecting plate.

The surface fixedly connected with connecting rod of valve clack, one side that the valve plate was kept away from to the connecting rod extends to the top of flange mouth, one side that the valve plate was kept away from to the connecting rod peg graft there is the axostylus axostyle, axostylus axostyle and connecting plate pass through adjusting structure and connecting plate swing joint.

The beneficial effects of the utility model are as follows:

1. According to the utility model, whether the valve plate is opened is judged by the control system according to the rainfall, the water level and the water quality, the valve plate is controlled by the hydraulic valve, the opening degree is adjustable, the accurate closing and opening are realized, the problems that the traditional flap valve is not tightly closed, the water body is polluted by the sewage discharge river channel in sunny days and the like are solved, the hydraulic flap valve can realize that the sewage is not fallen into the river in sunny days, the initial rain is less, the overflow pollution is reduced, and the environment is protected; the flap valve also has the function of preventing backflow.

2. The utility model has good sealing performance: the sealing is realized by adopting the corrosion-resistant, wear-resistant and oil-resistant rubber water stop belt, the valve plate is pressed by the hydraulic cylinder, and the sealing effect is good.

3. The opening degree of the utility model is accurate: the hydraulic cylinder is provided with a built-in magnetic ring displacement sensor, the stroke position is fed back to the PLC, and the PLC precisely controls the opening and closing according to the set parameters.

4. The utility model has more reasonable design: the hydraulic flap valve is provided with an adjusting mechanism, the distance between the valve plate and the water stop belt can be adjusted according to the requirement, and the hydraulic flap valve is provided with a submersible magnetic ring displacement sensor, so that the performance is better.

5. The utility model has convenient installation: the valve body is reserved with a mounting hole, and the valve body can be fixed by punching an expansion bolt.

6. The utility model can realize remote monitoring: the control cabinet is provided with a remote monitoring module, and the mobile phone APP can remotely switch the hydraulic flap valve.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

FIG. 2 is a schematic view of a valve seat structure according to the present utility model.

Fig. 3 is a schematic structural view of a fixing bracket according to the present utility model.

Fig. 4 is a schematic left view of the valve plate structure of the present utility model.

FIG. 5 is a schematic front view of a valve plate structure of the present utility model;

Fig. 6 is a schematic view of the hydraulic cylinder structure of the present utility model.

Fig. 7 is an enlarged schematic view of the structure of fig. 1a according to the present utility model.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1 to 7, the hydraulic flap valve of the present embodiment includes a valve seat 1;

The valve plate 3 is installed through adjustment mechanism 2 on the surface of disk seat 1, and the fixed bolster 4 is connected with to the fixed bolster 1's surface mounting, and the inside of fixed bolster 4 is through round pin axle swing joint having pneumatic cylinder 5, and pneumatic cylinder 5 passes through PLC control and opens and close the stroke, and the output of pneumatic cylinder 5 extends to the front of valve plate 3 and passes through round pin axle swing joint with valve plate 3.

Referring to fig. 2, the valve plate 3 is composed of a connection plate 6 and a flange opening 7, the flange opening 7 is communicated with the surface of the connection plate 6, and the adjusting structure and the fixing support 4 are fixedly connected with the surface of the connection plate 6.

Referring to fig. 4, the surface fixedly connected with connecting rod 8 of valve clack, one side that the connecting rod 8 kept away from valve plate 3 extends to the top of flange mouth 7, and one side that the connecting rod 8 kept away from valve plate 3 peg graft there is axostylus axostyle 9, axostylus axostyle 9 and connecting plate 6 pass through adjusting structure and connecting plate 6 swing joint.

Referring to fig. 7, the adjusting mechanism 2 includes a frame 10 fixedly connected to the surface of the connecting plate 6, a screw 11 is movably connected to the inside of the frame 10, nuts 12 are screwed to the surface of the screw 11 and located at both sides of the frame 10, and a shaft 9 extends to the inside of the frame 10 away from the connecting rod 8 and is fixedly connected to the screw 11.

Referring to fig. 3, the fixing bracket 4 comprises a cross beam 13 fixedly connected to the surface of the connecting plate 6, a bearing seat 14 is fixedly connected to the top of the cross beam 13, the bearing seats 14 are located on two sides of the hydraulic cylinder 5, the bearing seat 14 is movably connected with the hydraulic cylinder 5 through bearings, a corner plate 15 is fixedly connected to the top of the cross beam 13, and one side, far away from the cross beam 13, of the corner plate 15 is fixedly connected with the surface of the connecting plate 6.

Referring to fig. 6, a magnetic ring displacement sensor 16 is disposed at the top of the hydraulic cylinder 5, and a monitoring end of the magnetic ring displacement sensor 16 is connected with an output end of the hydraulic cylinder 5.

Referring to fig. 1, the surface of the flange port 7 is circumferentially provided with a rubber water stop 17, and the side of the rubber water stop 17 away from the flange port 7 is in contact with the surface of the valve plate 3.

According to the utility model, the opening and closing of the hydraulic cylinder 5 are controlled by the PLC control system, when the hydraulic cylinder 5 is opened, the output end of the hydraulic cylinder 5 can shrink inwards and pull the valve plate 3 to rotate and swing by taking the shaft rod 9 in the adjusting structure as the shaft center, when a gap appears between the valve plate 3 and the flange opening 7, sewage in the pipeline can enter a river channel through the flange opening 7 to be discharged, when the weather is sunny, the valve plate 3 is closed, sewage in the sewage pipe network is not allowed to be discharged to the river channel, the control system judges whether to open the valve plate 3 according to the rainfall, the water level and the water quality condition in the rainy day, the valve plate 3 is controlled by the hydraulic valve, and the opening degree is adjustable.

Claims

1. The hydraulic flap valve comprises a valve seat (1);

The method is characterized in that:

The surface of disk seat (1) is installed valve plate (3) through adjustment mechanism (2), the fixed surface of disk seat (1) is connected with fixed bolster (4), the inside of fixed bolster (4) is through round pin axle swing joint having pneumatic cylinder (5), pneumatic cylinder (5) are through PLC control start-up and close the stroke, the output of pneumatic cylinder (5) extends to the front of valve plate (3) and passes through round pin axle swing joint with valve plate (3).

2. The hydraulic flap valve of claim 1, wherein: the valve plate (3) is composed of a connecting plate (6) and a flange opening (7), the flange opening (7) is communicated with the surface of the connecting plate (6), and the adjusting structure and the fixing support (4) are fixedly connected with the surface of the connecting plate (6).

3. The hydraulic flap valve of claim 2, wherein: the surface fixedly connected with connecting rod (8) of valve clack, one side that valve plate (3) was kept away from to connecting rod (8) extends to the top of flange mouth (7), one side that valve plate (3) was kept away from to connecting rod (8) has peg graft axostylus axostyle (9), axostylus axostyle (9) and connecting plate (6) pass through adjusting structure and connecting plate (6) swing joint.

4. A hydraulic flap valve according to claim 3, characterized in that: the adjusting mechanism (2) comprises a frame (10) fixedly connected to the surface of the connecting plate (6), a screw (11) is movably connected to the inside of the frame (10), nuts (12) located on two sides of the frame (10) are connected to the surface of the screw (11) in a threaded mode, and one side, far away from the connecting rod (8), of the shaft rod (9) extends to the inner side of the frame (10) and is fixedly connected with the screw (11).

5. The hydraulic flap valve according to claim 4, wherein: the fixed support (4) comprises a cross beam (13) fixedly connected to the surface of the connecting plate (6), a bearing seat (14) is fixedly connected to the top of the cross beam (13), the bearing seats (14) are located on two sides of the hydraulic cylinder (5), the bearing seats (14) are movably connected with the hydraulic cylinder (5) through bearings, a corner plate (15) is fixedly connected to the top of the cross beam (13), and one side, away from the cross beam (13), of the corner plate (15) is fixedly connected with the surface of the connecting plate (6).

6. The hydraulic flap valve according to claim 5, wherein: the top of pneumatic cylinder (5) is provided with magnetic ring displacement sensor (16), the monitoring end of magnetic ring displacement sensor (16) and the output interconnect of pneumatic cylinder (5).

7. The hydraulic flap valve according to claim 1, 2 or 6, wherein: the surface of the flange opening (7) is provided with a rubber water stop (17) in a surrounding mode, and one side, far away from the flange opening (7), of the rubber water stop (17) is in contact with the surface of the valve plate (3).