CN219300067U

CN219300067U - Ecological flow control valve for overload diversion

Info

Publication number: CN219300067U
Application number: CN202320080813.0U
Authority: CN
Inventors: 陈思宝; 彭兴; 王苑
Original assignee: Changjiang Institute of Survey Planning Design and Research Co Ltd
Current assignee: Changjiang Institute of Survey Planning Design and Research Co Ltd
Priority date: 2023-01-11
Filing date: 2023-01-11
Publication date: 2023-07-04
Anticipated expiration: 2033-01-11

Abstract

The application relates to an ecological flow control valve of overload reposition of redundant personnel, including valve body, seal seat, sealing ring and inlet, the both ends of valve body all are connected with the body, the surface of body is all fixed to be provided with the seal seat, installs the sealing ring between 2 adjacent seal seats, 2 be connected with the pressure release pipe between the surface of sealing ring, the inlet has all been seted up to one side surface that 2 sealing rings and pressure release pipe are connected, electric putter's telescopic end fixedly connected with inserted bar. This ecological flow control valve of overload reposition of redundant personnel is through the mode of rotating the pressure release pipe when the body internal water flow pressure is great for the pressure release pipe can bypass the valve body with the water conservancy diversion, so that the pressure of valve body both sides is unanimous, can not receive hydraulic influence when making the valve body open with close, and is not only light laborsaving, but also protected valve body internals can not warp, the life of extension valve body.

Description

Ecological flow control valve for overload diversion

Technical Field

The application relates to the technical field of hydraulic engineering, in particular to an ecological flow control valve for overload diversion.

Background

In the ecological protection treatment of resuscitating rivers and lakes, aiming at the dewatering-reducing river reach, in order to ensure the drainage of the ecological flow of the river, ecological flow drainage facilities of the built small hydropower stations are needed to be modified, and pumping and drainage of pump stations are a feasible measure with low risk, but are easily limited by factors such as overhigh pumping height, overlarge flow and the like. Therefore, at the ecological flow control valve which is favorable for controlling the opening and closing of the pipeline is arranged at the node of the ecological flow discharge pipeline, when the ecological flow control valve is opened, the valve is difficult to open due to the fact that a certain pressure exists in the pipeline, the valve is influenced by water pressure in the opening process, the turntable used for screwing is very large in design, a user can obtain a large moment to drive the valve core to rotate, but the valve core sealing rubber ring is subjected to a large pressure at the moment of opening in such a way, the valve core sealing rubber ring and the rubber ring can be irreversibly damaged, the follow-up sealing effect and stability of the ecological flow control valve are influenced, when the pressure in the pipeline is large, the water pressure can cause the valve core to be difficult to close, and even the turntable is broken and the service life of the transmission structure in the valve body is influenced.

Disclosure of Invention

The utility model provides an ecological flow control valve for overload diversion, which solves the problem that the ecological flow control valve provided in the background art is difficult to open and close under the condition of pressure overload.

In order to achieve the above purpose, the present application provides the following technical solutions:

the embodiment of the application provides an ecological flow control valve of overload reposition of redundant personnel, including valve body, sealing seat, sealing ring and inlet, the both ends of valve body all are connected with the body, the surface of body is all fixed and is provided with the sealing seat, installs the sealing ring between 2 adjacent sealing seats, 2 be connected with the decompression pipe between the surface of sealing ring, the inlet has all been seted up to one side surface that 2 sealing rings and decompression pipe are connected, the inner wall fixed of decompression pipe is provided with annular choke ring, the positive middle of choke ring is run through by the bracing piece, and the one end fixedly connected with block that the bracing piece is located the decompression intraductal to the one end of bracing piece runs through the surface of decompression pipe, the one end surface mounting that the decompression pipe was run through by the bracing piece has pivoted revolving plate, and the decompression pipe is tight fit connection, one side the constant pressure mouth has been seted up to the surface that the body is connected with the sealing ring, the sealing seat all is provided with the block protruding with the surface of sealing ring, and the protruding of block of surface are equipped with the spacing pole by the fixed connection of electric putter, this constant pressure sensor is equipped with the constant pressure sensor, this constant pressure sensor is fixed to one side of the sealing rod, the fixed surface of this push rod has the fixed connection of the lamp.

Preferably, the sealing rings are respectively in tight fit rotation connection with the pipe body and the sealing seat, and the liquid inlet on the outer surface of the sealing ring on one side is opposite to the normal pressure port.

By adopting the technical scheme, the normal pressure port can be used for injecting water into the pressure relief pipe to prevent water from suddenly rushing into the pressure relief pipe after the pressure relief pipe rotates, so that impact damage is caused to the pressure relief pipe.

Preferably, a gap is reserved between the inner side surface of the water blocking ring and the supporting rod, and one end of the supporting rod penetrates through the outer surface of the pressure relief pipe and is attached to the rotating plate.

By adopting the technical scheme, the rotary plate is utilized to support the supporting rod to prevent the water blocking block from sliding under the impact of water flow.

Preferably, one end of the water blocking block, which is far away from the rotating plate, is in a conical design, the outer diameter of the end, which is connected with the supporting rod, of the water blocking block is larger than the inner diameter of the water blocking ring, and the water blocking ring, the supporting rod and the water blocking block are concentrically arranged.

By adopting the technical scheme, the water flow is blocked by the way that the water blocking block is attached to the water blocking ring.

Preferably, the 2 diversion openings are symmetrically arranged relative to the longitudinal center line of the valve body, and the diversion opening on one side is opposite to the normal pressure opening.

By adopting the technical scheme, the normal pressure port can inject water into the pressure relief pipe.

Preferably, the limiting rod is connected with the sealing seat and the block-shaped protrusions on the side surfaces of the sealing ring in a clamping mode, and the limiting rod is connected with the inserting rod in a clamping mode.

By adopting the technical scheme, the limiting rod can limit the inserting rod, and the valve body can be directly opened by reminding workers of the water pressure in the pipe at the moment.

Compared with the prior art, the utility model has the beneficial effects that:

1. by rotating the pressure relief pipe when the pressure of water flow in the pipe body is high, the pressure relief pipe can guide water to bypass the valve body, so that the pressure on two sides of the valve body is consistent, the valve body is not influenced by water pressure when being opened and closed, the labor is saved, the internal parts of the valve body are protected from deformation, and the service life of the valve body is prolonged;

2. the water pressure is monitored by installing the water pressure sensor in the water inlet end of the pipe body, when the water pressure exceeds the standard, the electric push rod drives the inserting rod to unlock the limiting rod, so that the pressure release pipe is conveniently rotated, and meanwhile, a warning lamp is used for reminding a worker of not twisting the valve body in a lighting mode, so that the valve body is prevented from being damaged;

3. the water blocking block and the supporting rod lose supporting and sliding modes by rotating the rotating plate, the water blocking ring is closed, and the pressure relief pipe can be closed after the valve body is closed and cannot be influenced by water pressure to be difficult to close.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall cross-sectional depression of the present utility model;

FIG. 2 is a schematic diagram of the overall side cross-sectional structure of the present utility model;

FIG. 3 is a schematic overall cross-sectional elevation view of the present utility model;

fig. 4 is a schematic structural diagram of the whole working state of the present utility model.

In the figure: 1. a valve body; 2. a tube body; 3. a sealing seat; 4. a seal ring; 5. a liquid inlet; 6. a pressure relief tube; 7. a water blocking ring; 8. a support rod; 9. a water blocking block; 10. a rotating plate; 11. a normal pressure port; 12. a diversion port; 13. a limit rod; 14. a water pressure sensor; 15. an electric push rod; 16. a rod; 17. a warning light.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Referring to fig. 1-4, the present utility model provides a technical solution: an ecological flow control valve for overload diversion comprises a valve body 1, a pipe body 2, a sealing seat 3, sealing rings 4, a liquid inlet 5, a pressure relief pipe 6, a water blocking ring 7, a supporting rod 8, a water blocking block 9, a rotating plate 10, a normal pressure port 11, a diversion port 12, a limiting rod 13, a water pressure sensor 14, an electric push rod 15, an inserting rod 16 and a warning lamp 17, wherein the two ends of the valve body 1 are connected with the pipe body 2, the outer surface of the pipe body 2 is fixedly provided with the sealing seat 3, the sealing rings 4 are arranged between the adjacent 2 sealing seats 3, the pressure relief pipe 6 is connected between the outer surfaces of the 2 sealing rings 4, the liquid inlet 5 is arranged on the outer surface of one side, connected with the pressure relief pipe 6, of the 2 sealing rings 4 is fixedly provided with the annular water blocking ring 7, the middle of the water blocking ring 7 is penetrated by the supporting rod 8, one end of the supporting rod 8 positioned inside the pressure relief pipe 6 is fixedly connected with the water blocking block 9, and one end of the supporting rod 8 penetrates through the outer surface of the pressure relief pipe 6, a rotary rotating plate 10 is arranged on the outer surface of one end of the pressure relief pipe 6 penetrated by the supporting rod 8, the rotating plate 10 is in tight fit connection with the pressure relief pipe 6, a normal pressure port 11 is arranged on the outer surface of one side of the pipe body 2 connected with the sealing ring 4, a guide port 12 is arranged on the outer surface of the pipe body 2 connected with the sealing ring 4, the sealing ring 4 is respectively in tight fit rotation connection with the pipe body 2 and the sealing seat 3, a liquid inlet 5 on the outer surface of one side of the sealing ring 4 is opposite to the normal pressure port 11, a gap is reserved between the inner side surface of the water blocking ring 7 and the supporting rod 8, one end of the supporting rod 8 penetrates through the outer surface of the pressure relief pipe 6 and is attached to the rotating plate 10, one end of the water blocking block 9 away from the rotating plate 10 is in conical design, and the outer diameter of one end of the water blocking block 9 connected with the supporting rod 8 is larger than the inner diameter of the water blocking ring 7, and the water blocking ring 7, the supporting rod 8 and the water blocking block 9 are concentrically arranged, the 2 diversion openings 12 are symmetrically arranged relative to the longitudinal center line of the valve body 1, the diversion opening 12 on one side is opposite to the normal pressure opening 11, and the balance of pressure on two sides of the valve body 1 is realized by utilizing the rotation of the pressure release pipe 6, so that the internal parts of the valve body 1 can not be damaged by excessive pressure when the valve body 1 is opened.

As shown in fig. 1-4, the outer surfaces of the sealing seat 3 and the sealing ring 4 are provided with block-shaped protrusions, the block-shaped protrusions on the outer surfaces of the sealing seat 3 and the sealing ring 4 are penetrated by a limiting rod 13, a water pressure sensor 14 is installed in one side pipe body 2 provided with a normal pressure port 11, an electric push rod 15 is fixedly installed on the outer surface of the side pipe body 2, a warning lamp 17 is fixedly installed on the outer surface of the sealing seat 3 on the side, an inserting rod 16 is fixedly connected to the telescopic end of the electric push rod 15, the limiting rod 13 is connected with the block-shaped protrusions on the side surfaces of the sealing seat 3 and the sealing ring 4 in a clamping manner, the limiting rod 13 is connected with the inserting rod 16 in a clamping manner, warning to an operator is achieved by means of bouncing of the inserting rod 16 and lighting of the warning lamp 17, and the fact that the operator does not find excessive pressure to twist the valve body 1 is avoided.

Working principle: when using this ecological flow control valve who transships reposition of redundant personnel, at first, when valve body 1 is closed, the inside pressure of body 2 is great, water pressure sensor 14 drives inserted bar 16 through electric putter 15 and slides and break away from the card with gag lever post 13 and start warning light 17, so as to be used for reminding the staff, water in the body 2 leaks into relief pipe 6 through ordinary pressure mouth 11 and feed liquor mouth 5 this moment, make in the relief pipe 6 full of water, slide gag lever post 13 releases the spacing of sealing seat 3 to sealing ring 4, rotate relief pipe 6 this moment and make feed liquor mouth 5 rotate to the position just facing water guide mouth 12, at this moment, play the cushioning effect when water in the relief pipe 6 suddenly gushes in the body 2, along with water flows to the body 2 of the opposite side of valve body 1 in through relief pipe 6, the water pressure is the same in the body 2 of valve body 1 both sides, screw the case of valve body 1 this moment can light opening valve body 1, rotate relief pipe 6 this moment and make relief pipe 6 reset, fix the position of sealing ring 4 and relief pipe 6 through gag lever post 13.

When the valve body 1 needs to be closed under the high water pressure state, the operation of rotating the pressure relief pipe 6 is repeated, so that the water pressure in the pipe bodies 2 at two sides of the valve body 1 is the same, at the moment, the valve core of the valve body 1 is twisted, water circulates through the pressure relief pipe 6, excessive pressure cannot be caused to the valve core of the valve body 1 in the closing state, after the valve body 1 is completely closed, the rotating plate 10 is downwards forced to stir, the supporting of the supporting rod 8 is released by the rotating plate 10, the water blocking block 9 slides through the supporting rod 8 and is attached to the water blocking ring 7 under the driving of water flow, the water in the pressure relief pipe 6 cannot continuously flow, the sealing of two ends of the valve body 1 is realized, after the water pressure is reduced, the pressure relief pipe 6 is rotated again, the pressure relief pipe 6 is reset, the sealing of two ends of the pipe body 2 is more stably realized through the valve body 1, and the whole practicability is improved.

The foregoing is merely exemplary embodiments of the present application and is not intended to limit the scope of the present application, and various modifications and variations may be suggested to one skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides an ecological flow control valve of overload reposition of redundant personnel, includes valve body (1), body (2), sealing seat (3), sealing ring (4) and inlet (5), its characterized in that: the two ends of the valve body (1) are connected with a pipe body (2), the outer surfaces of the pipe bodies (2) are fixedly provided with sealing seats (3), sealing rings (4) are installed between every two adjacent sealing seats (3), 2 pressure release pipes (6) are connected between the outer surfaces of the sealing rings (4), liquid inlets (5) are formed in the outer surfaces of one sides, connected with the pressure release pipes (6), of the 2 sealing rings (4), annular water blocking rings (7) are fixedly arranged on the inner walls of the pressure release pipes (6), the middle of the water blocking rings (7) are penetrated by supporting rods (8), one ends of the supporting rods (8) located inside the pressure release pipes (6) are fixedly connected with water blocking blocks (9), one ends of the supporting rods (8) penetrate through the outer surfaces of the pressure release pipes (6), rotating plates (10) are installed on the outer surfaces of one ends, penetrated by the supporting rods (8), of the rotating plates (10) are in tight fit with the pressure release pipes (6), the outer surfaces, connected with the sealing rings (2) on one side are provided with annular water blocking rings (7), the outer surfaces, connected with the sealing rings (4) in a sealing mode, the outer surfaces, connected with the sealing rings (4) are provided with the sealing rings (12) in a sealing mode, the cubic arch of sealing seat (3) and sealing ring (4) surface is run through by gag lever post (13), has seted up one side body (2) internally mounted of ordinary pressure mouth (11) has water pressure sensor (14), and the surface fixed mounting of this side body (2) has electric putter (15), and sealing seat (3) surface fixed mounting of this side has warning light (17), the telescopic end fixedly connected with inserted bar (16) of electric putter (15).

2. An overload diverting ecological flow control valve according to claim 1, characterized in that: the sealing ring (4) is in close fit rotation connection with the pipe body (2) and the sealing seat (3) respectively, and a liquid inlet (5) on the outer surface of the sealing ring (4) on one side is opposite to the normal pressure port (11).

3. An overload diverting ecological flow control valve according to claim 1, characterized in that: a gap is reserved between the inner side surface of the water blocking ring (7) and the supporting rod (8), and one end of the supporting rod (8) penetrates through the outer surface of the pressure relief pipe (6) and is attached to the rotating plate (10).

4. An overload diverting ecological flow control valve according to claim 1, characterized in that: one end of the water blocking block (9) far away from the rotating plate (10) is in a conical design, the outer diameter of the end, connected with the supporting rod (8), of the water blocking block (9) is larger than the inner diameter of the water blocking ring (7), and the water blocking ring (7), the supporting rod (8) and the water blocking block (9) are concentrically arranged.

5. An overload diverting ecological flow control valve according to claim 1, characterized in that: the 2 diversion openings (12) are symmetrically arranged relative to the longitudinal center line of the valve body (1), and the diversion opening (12) on one side is opposite to the normal pressure opening (11).

6. An overload diverting ecological flow control valve according to claim 1, characterized in that: the limiting rod (13) is connected with the block-shaped protrusions on the side surfaces of the sealing seat (3) and the sealing ring (4) in a clamping mode, and the limiting rod (13) is connected with the inserting rod (16) in a clamping mode.