CN114108574A

CN114108574A - Water conservancy automatic control gate

Info

Publication number: CN114108574A
Application number: CN202111389648.9A
Authority: CN
Inventors: 豆浩; 刘玮; 王磊; 刘秀梅; 杨怡径; 李萌
Original assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Current assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Priority date: 2021-09-15
Filing date: 2021-11-22
Publication date: 2022-03-01
Anticipated expiration: 2041-11-22
Also published as: CN114108574B

Abstract

The invention discloses a water conservancy self-control gate, which is used for being installed in a ditch and comprises a floating box, a gate panel and a sealing assembly, wherein a cross beam is connected between the floating box and the gate panel; the floating box is further provided with a weight box, the weight box can be filled with liquid or steel balls and other fillers to change the weight of the floating box, the placing position of the floating box can be adjusted by rotating the lead screw, and the floating box can be flexibly adjusted according to the use requirement in use so as to realize balance adjustment between the floating box and the gate panel.

Description

Water conservancy automatic control gate

Technical Field

The invention relates to the field of water conservancy, in particular to a water conservancy automatic control gate.

Background

The gates in the conventional channels are operated in an electric or hydraulic driving mode, an operation room needs to be built on the site, a hydraulic station or a control console needs to be arranged, a control cabinet needs to be arranged on the possibility with higher requirement on automation, a wireless transmission and signal receiving device needs to be arranged if remote control is required, and the site needs to be covered by electric power.

For some remote locations, areas without power supply and communication signal coverage, the above solution cannot be implemented. In the prior art, an automatic valve with a floating box and a gate panel is provided, a beam is connected between the floating box and the gate panel, and a rotating shaft rotatably connected in a ditch is arranged at the lower end of the beam.

Therefore, how to solve the defects of the prior art is a subject of the present invention.

Disclosure of Invention

In order to solve the problems, the invention discloses a water conservancy automatic control gate.

In order to achieve the above purpose, the invention provides the following technical scheme: a water conservancy automatic control gate is used for being installed in a ditch and comprises a floating box, a gate panel and a sealing assembly, wherein a cross beam is connected between the floating box and the gate panel;

a supporting table is formed in the ditch and below the corresponding sealing pressure plate, and the top end of the supporting table is concavely provided with a cambered surface which is in contact fit with the bottom surface of the sealing pressure plate;

the top of crossbeam is provided with a weight box, and this weight box is rectangular form to set up perpendicularly with the crossbeam, the one end detachable of weight box is connected with the end cover, and its other end is provided with the filler opening.

In the above scheme, the inboard of gate panel still is provided with a vaulting pole, and this vaulting pole is located between flotation tank and the gate panel, and the one end of vaulting pole is connected with the gate panel, the other end of vaulting pole is connected rather than rotating towards the left end slope extension of sealing pressure plate, be connected with the extension spring between the outside of vaulting pole and the left end of sealing pressure plate.

In the scheme, a limiting column is arranged on the left end of the sealing pressure plate and corresponds to the outer side of the support rod, a screw rod is connected to the lower end of the limiting column, the lower end of the screw rod penetrates through the sealing pressure plate, and nuts are screwed into the upper side and the lower side of the sealing pressure plate to lock and fix the sealing pressure plate.

In the above scheme, the top of crossbeam is rotated and is connected with the lead screw that a level set up, and the both ends of crossbeam correspond the lead screw all the shaping have rather than normal running fit's mount pad, the bottom of weight box is fixed on a slide, this slide along the length direction of crossbeam rather than sliding fit mutually, the lead screw passes the slide and passes through screw-thread fit with it.

In the above scheme, a slope surface is formed at the bottom of the inner cavity of the weight box, and the slope surface is gradually inclined downwards from the filling port of the weight box to the sealing end cover of the weight box and extends.

In the above scheme, a plurality of drain holes are uniformly distributed on the sealing pressure plate, and each drain hole is obliquely arranged from right to left.

In the above scheme, a limiting plate is horizontally extended outwards from one side of the buoyancy tank back to the gate panel, the limiting plate is detachably locked on the buoyancy tank, and a limiting rod is connected below the limiting plate in the ditch.

In the above scheme, the top of sealing pressure plate is an arc concave surface, and the protruding strip that sets up along the fore-and-aft direction extension that is equipped with in this arc concave surface corresponding gate panel's the below is protruding, protruding strip towards the one side of gate panel bottom be with contact complex inclined plane.

Compared with the prior art, the invention has the following advantages: the automatic control gate is provided with a corresponding sealing assembly, the sealing assembly comprises a sealing press, a sealing press plate is positioned below a gate panel, two ends of the sealing press plate are respectively positioned at the left side and the right side of the gate panel, the bottom surface of the sealing press plate is an arc-shaped surface, when the gate panel falls, the gate panel and the sealing press plate form an approximate L-shaped structure in upstream water flow, and at the moment, under the action of water pressure, the gate panel and the sealing press plate can be firmly pressed and abutted against the arc surface of a support table in a ditch, so that the sealing performance of the gate is greatly improved; the floating box is further provided with a weight box, the weight box can be filled with liquid or steel balls and other fillers to change the weight of the floating box, the placing position of the floating box can be adjusted by rotating the lead screw, and the floating box can be flexibly adjusted according to the use requirement in use so as to realize balance adjustment between the floating box and the gate panel.

Drawings

FIG. 1 is a schematic view of a gate of the present invention installed in a trench;

FIG. 2 is a partial view of the gate installed in a trench;

FIG. 3 is a perspective view of the gate;

FIG. 4 is a side view of the gate;

FIG. 5 is an enlarged view of a portion A of FIG. 4;

fig. 6 is a schematic view of the internal structure of the weight box.

Detailed Description

The present invention will be further illustrated below with reference to specific embodiments, which are to be understood as merely illustrative and not limitative of the scope of the present invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): referring to fig. 1 to 6, a water conservancy automatic control gate, which is installed in a ditch, comprises a buoyancy tank 100 and a gate panel 200, wherein a beam 300 is connected between the buoyancy tank 100 and the gate panel 200, the buoyancy tank 100 is a hollow closed box body, two beams 300 are connected between the buoyancy tank 100 and the gate panel 200 along the front-back direction, and the gate panel 200 is an arc-shaped panel; the lower side of one end of the beam 300 close to the buoyancy tank 100 is connected with a rotating shaft;

the gate further comprises a sealing assembly 400, the sealing assembly 400 is arranged at the lower end of the gate panel 200 and comprises a sealing pressure plate 401, the sealing pressure plate 401 is positioned below the gate panel 200, two ends of the sealing pressure plate 401 are respectively positioned at the left side and the right side of the gate panel 200, and the bottom surface of the sealing pressure plate 401 is an arc-shaped surface;

a supporting platform 500 is formed in the ditch corresponding to the lower part of the sealing pressure plate 401, and the top end of the supporting platform 500 is concavely provided with a cambered surface 501 which is in contact fit with the bottom surface of the sealing pressure plate 401; when the gate panel 200 descends, the sealing pressure plate 401 is pressed against the arc surface 501, the sealing pressure plate 401 and the gate panel 200 integrally block upstream water flow, and meanwhile, a rubber sealing cushion layer can be arranged in the arc surface 501 to further improve the sealing performance when the sealing pressure plate is in contact with the sealing pressure plate 401;

the top of the beam 300 is provided with a weight box 600, the weight box 600 is long and is perpendicular to the beam 300, one end of the weight box 600 is detachably connected with a sealing end cover 601, and the other end of the weight box is provided with a filling port 602; the weight box 600 may be filled with a filler such as liquid or steel balls to change its weight.

Referring to fig. 1-2, during installation, a corresponding concrete wall is poured on the inner wall of a ditch, a rotating shaft at the bottom of a cross beam 300 is rotatably installed between the two concrete walls through a bearing, arc-shaped grooves matched with the two end parts of the corresponding gate panel 200 on the concrete wall in an alignment way are formed at the two end parts, when a large difference exists between an upstream water level and a downstream water level, a floating box 100 descends, the gate panel 200 at the other end of the cross beam 300 is lifted to release water flow, when the upstream water level and the downstream water level are close to balance, the cross beam 300 ascends, the gate panel 200 at the other end descends, a sealing pressure plate 401 is pressed against and pressed in the arc surface 501, the sealing pressure plate 401 and the gate panel 200 integrally block the upstream water flow, when the gate panel 200 falls, the gate panel 200 and the sealing pressure plate 401 form an approximately L-shaped structure in the upstream water flow, at the moment, under the action of water pressure, the gate panel 200 and the sealing pressure plate 401500 can be relatively firmly pressed and pressed against and pressed in the arc surface 501 of a support platform in the ditch, so as to greatly improve the sealing performance of the gate; further, a weight box 600 is provided, and the weight box can be filled with liquid or steel balls and other fillers to change the weight of the weight box, so that the balance adjustment between the buoyancy tank 100 and the gate panel 200 can be realized.

In order to reduce the approximately L-shaped structure formed by the sealing pressure plate 401 and the gate panel 200 when the gate panel 200 is lifted, the resistance in water is large, and the lifting is affected, a support rod 402 is further arranged on the inner side of the gate panel 200, the support rod 402 is located between the floating box 100 and the gate panel 200, one end of the support rod 402 is connected with the gate panel 200, the other end of the support rod 402 extends obliquely towards the left end of the sealing pressure plate 401 and is rotatably connected with the left end of the sealing pressure plate 401, a tension spring 403 is connected between the outer side of the support rod 402 and the left end of the sealing pressure plate 401, the tension spring 403 acts on the left end of the sealing pressure plate 401, when the gate panel 200 is lifted, the tension force acts on the sealing pressure plate 401, the left end of the sealing pressure plate 401 tilts upwards, the right end descends to form a gradually downward inclined extending posture, and the resistance when the gate panel 200 is lifted in water is reduced.

The left end of the sealing pressing plate 401 is provided with a limiting column 404 corresponding to the outer side of the support rod 402, the lower end of the limiting column 404 is connected with a screw 441, the lower end of the screw 441 penetrates through the sealing pressing plate 401, a nut is screwed into the upper side and the lower side of the sealing pressing plate 401 for locking and fixing, when the sealing pressing plate 401 rotates, the limiting column 404 can limit the rotating angle of the limiting column 404, the rotating angle is prevented from being too large, further, the height position of the limiting column 404 can be adjusted by adjusting the height position of the screw 441, and limitation of different angles of the limiting column is achieved.

The top of the sealing pressing plate 401 is an arc concave surface, a protruding strip 201 extending along the front-back direction is convexly arranged in the arc concave surface corresponding to the lower part of the gate panel 200, one surface of the protruding strip 201 facing the bottom of the gate panel 200 is an inclined surface 202 matched with the contact, and the inclined surface 202 can be in good contact with the bottom surface of the gate panel 200 to improve the sealing performance between the inclined surface and the bottom surface.

The top of the cross beam 300 is rotatably connected with a horizontally arranged lead screw 603, two ends of the cross beam 300 are respectively provided with a mounting seat corresponding to the lead screw 603 in a rotating fit manner, the bottom of the weight box 600 is fixed on a sliding seat 604, the sliding seat 604 is in sliding fit with the cross beam 300 along the length direction, the lead screw 603 passes through the sliding seat 604 and is in threaded fit with the sliding seat, the placement position of the lead screw can be adjusted by rotating the lead screw 603, and the lead screw can be flexibly adjusted according to use requirements in use.

A slope 604 is formed at the bottom of the inner cavity of the weight box 600, and the slope 603 gradually inclines downwards from the filling port 602 of the weight box 600 toward the sealing end cover 601 thereof, so as to facilitate the discharge of the filling material in the weight box 600, especially the spherical objects such as steel balls.

A plurality of drain holes 411 are uniformly distributed on the sealing pressing plate 401, and each drain hole 411 is obliquely arranged from right to left, so that the blocking effect on water flow when the sealing pressing plate 401 is lifted can be reduced.

In order to avoid that the whole gate is overturned due to overlarge sinking angle of the buoyancy tank 100 when the downstream water level is low, a limiting plate 101 is horizontally extended outwards from one side of the buoyancy tank 100, which is back to the gate panel 200, the limiting plate 101 is detachably locked on the buoyancy tank 100, a limiting rod 102 is connected to the lower part of the ditch corresponding to the limiting plate 101, and the descending position of the buoyancy tank 100 is limited through the limiting rod 102.

The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.

Claims

1. The utility model provides a water conservancy automatic control gate for install in the irrigation canals and ditches, it includes flotation tank (100) and gate panel (200), be connected with crossbeam (300) between flotation tank (100) and gate panel (200), its characterized in that: the gate structure is characterized by further comprising a sealing assembly (400), wherein the sealing assembly (400) is arranged at the lower end of the gate panel (200) and comprises a sealing pressing plate (401), the sealing pressing plate (401) is located below the gate panel (200), two ends of the sealing pressing plate are respectively located on the left side and the right side of the gate panel (200), and the bottom surface of the sealing pressing plate (401) is an arc-shaped surface;

a supporting platform (500) is formed in the ditch and below the corresponding sealing pressure plate (401), and the top end of the supporting platform (500) is concavely provided with an arc surface (501) which is in contact fit with the bottom surface of the sealing pressure plate (401);

the top of crossbeam (300) is provided with a weight box (600), and this weight box (600) are rectangular form to set up perpendicularly with crossbeam (300), the one end detachable of weight box (600) is connected with end cover (601), and its other end is provided with fill port (602).

2. The water conservancy automatic control gate of claim 1, characterized in that: the inboard of gate panel (200) still is provided with a vaulting pole (402), and this vaulting pole (402) are located between flotation tank (100) and gate panel (200), and the one end of vaulting pole (402) is connected with gate panel (200), the other end slope of vaulting pole (402) is extended and is connected rather than rotating mutually towards the left end slope of seal pressing plate (401), be connected with extension spring (403) between the outside of vaulting pole (402) and the left end of seal pressing plate (401).

3. The water conservancy automatic control gate of claim 2, characterized in that: the left end of the sealing pressing plate (401) is provided with a limiting column (404) corresponding to the outer side of the support rod (402), the lower end of the limiting column (404) is connected with a screw rod (441), the lower end of the screw rod (441) penetrates through the sealing pressing plate (401), and nuts are screwed into the upper side and the lower side of the corresponding sealing pressing plate (401) for locking and fixing.

4. The water conservancy automatic control gate of claim 1, characterized in that: the top of crossbeam (300) is rotated and is connected with lead screw (603) that a level set up, and the both ends of crossbeam (300) correspond lead screw (603) and all form rather than normal running fit's mount pad, the bottom of weight box (600) is fixed on a slide (604), and this slide (604) are along the length direction of crossbeam (300) rather than sliding fit mutually, lead screw (603) pass slide (604) and pass through screw-thread fit with it.

5. The water conservancy automatic control gate of claim 1 or 4, characterized in that: a slope surface (604) is formed at the bottom of the inner cavity of the weight box (600), and the slope surface (603) is formed by gradually inclining downwards and extending from the filling port (602) of the weight box (600) towards the sealing end cover (601) of the weight box.

6. The water conservancy automatic control gate of claim 1, characterized in that: a plurality of drain holes (411) are uniformly distributed on the sealing pressing plate (401), and the drain holes (411) are obliquely arranged from right to left.

7. The water conservancy automatic control gate of claim 1, characterized in that: a limiting plate (101) extends out horizontally from one side of the buoyancy tank (100) back to the gate panel (200), the limiting plate (101) is detachably locked on the buoyancy tank (100), and a limiting rod (102) is connected to the lower portion, corresponding to the limiting plate (101), of the ditch.

8. The water conservancy automatic control gate of claim 2, characterized in that: the top of sealing pressure plate (401) is an arc concave surface, and the protruding strip (201) that sets up along the extending of fore-and-aft direction that is equipped with in this arc concave surface corresponding gate panel (200) below protruding, protruding strip (201) towards the one side of gate panel (200) bottom be with contact complex inclined plane (202).