CN112962542A

CN112962542A - Water sluicegate convenient to adjust discharge

Info

Publication number: CN112962542A
Application number: CN202110186229.9A
Authority: CN
Inventors: 薛晶
Original assignee: Individual
Current assignee: Suzhou Water Conservancy And Hydropower Construction Survey And Design Co ltd
Priority date: 2021-02-16
Filing date: 2021-02-16
Publication date: 2021-06-15
Anticipated expiration: 2041-02-16
Also published as: CN112962542B

Abstract

The invention discloses a water conservancy gate convenient for adjusting water flow, and belongs to the technical field of water conservancy projects. A water conservancy gate convenient for adjusting water flow comprises a first pier seat and a second pier seat, wherein the first pier seat and the second pier seat are arranged on two sides of a river channel, a limiting pier is connected between the first pier seat and the second pier seat, lifting assemblies are symmetrically arranged on top walls of the first pier seat and the second pier seat, rotating seats are connected to the tops of the first pier seat and the second pier seat, a connecting plate is connected between the two groups of rotating seats, rotating seat top walls are connected with rotating assemblies, each lifting assembly comprises a fixing plate and a placing plate, the two groups of fixing plates are respectively connected to the top walls of the first pier seat and the second pier seat, the placing plate is connected to the top wall of the fixing plate, and the top wall of the placing plate is connected with a first motor; the invention can realize multi-stage discharge during water discharge, meets different water discharge requirements, is easy to lift the gate, has stronger stability, effectively prolongs the service life of the power device, and can salvage garbage while discharging water.

Description

Water sluicegate convenient to adjust discharge

Technical Field

The invention relates to the technical field of hydraulic engineering, in particular to a water conservancy gate convenient for regulating water flow.

Background

The low-water-head hydraulic structure is built on a river channel and a canal, and the flow rate and the water level are controlled by using a gate. Closing the gate can block flood, keep off the tide or raise the upper reaches water level to satisfy needs such as irrigation, electricity generation, shipping, aquatic products, environmental protection, industry and domestic water and open the gate, can dredge flood, waterlogging, abandon water or waste water, also can supply water to low reaches river course or channel. In hydraulic engineering, the sluice is as the building of manger plate, sluicing or water intaking, uses extensively, but present gate simple structure, intensity and stability are general, and the ability of coping with is general under some circumstances, and radial gate opens and close laborsaving, rapid, the operation is reliable, can be according to engineering needs simultaneously, seals multiple advantages such as considerable drill way size, uses comparatively extensively.

Through retrieval, a patent with publication number CN109778795A discloses a radial gate structure, which comprises a radial gate and gate piers arranged at two sides of the radial gate, wherein a gear ring is arranged on the inner side surface of the arc of the radial gate, and the center point of the gear ring is overlapped with the center point of the arc of the radial gate; the gate pier is provided with a chute, the radial gate is in sliding fit in the chute, a gear is fixedly arranged on the gate pier, a planetary gear is arranged between the gear and the gear ring, the planetary gear is connected with a planetary frame, the planetary gear is rotatably supported on the planetary frame, the planetary gear is connected with a driving device, the driving device is fixed on the planetary frame, the device aims to reduce the quality of the gate, but the intensity of the gate is weakened while the quality is reduced, the gate is opened and closed at the same time, and a power assembly is arranged on the inner wall of the gate.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, the gate is difficult to open and close, the motor is low in position and easy to lose efficacy, the water flow is inconvenient to adjust, and river channel garbage cannot be intercepted, and provides a water conservancy gate convenient for adjusting the water flow.

In order to achieve the purpose, the invention adopts the following technical scheme:

a water conservancy gate convenient for adjusting water flow comprises a first pier seat and a second pier seat, wherein the first pier seat and the second pier seat are arranged on two sides of a river channel, a limiting pier is connected between the first pier seat and the second pier seat, lifting components are symmetrically arranged on the top walls of the first pier seat and the second pier seat, the output ends of the two groups of lifting components are connected with a water retaining gate and a filter plate, the two groups of lifting components are matched with each other, the water retaining gate and the filter plate are both connected to the inner side walls of the first pier seat and the second pier seat in a sliding manner, rotating seats are connected to the tops of the first pier seat and the second pier seat, a connecting plate is connected between the two groups of rotating seats, the top wall of each rotating seat is connected with a rotating component, the rotating component is matched with the water retaining gate, the lifting components comprise fixing plates and placing plates, the two groups of fixing plates are respectively connected to the top, the placing plate is connected to the top wall of the fixing plate, and the top wall of the placing plate is connected with a first motor.

Preferably, the output end of the first motor penetrates through the placing plate to be connected with a first lead screw, the outer wall of the first lead screw is provided with a first thread and a second thread, the directions of the first thread and the second thread are opposite, the outer wall of the first thread is connected with a first sliding block, the outer wall of the second thread is connected with a second sliding block, the first sliding block and the second sliding block are both provided with threads which are respectively matched with the first sliding block and the second sliding block, and the first sliding block and the second sliding block are both in sliding connection on the inner wall of the fixing plate.

Preferably, the bottom of the first sliding block is connected with a first sliding rod, the top wall of the second sliding block is provided with a through hole matched with the first sliding rod, the top wall of the second sliding block is connected with a second sliding rod, and the bottom wall of the first sliding block is provided with a through hole matched with the second sliding rod.

Preferably, first slide bar outer wall is connected with first connecting block, second slide bar outer wall is connected with the second connecting block, first connecting block outer wall is connected with first pull rod, second connecting block outer wall is connected with the second pull rod, first pier base and second pier base inner wall have all been seted up the spout and have been matched with first pull rod and second pull rod.

Preferably, first pier base and second pier base inside wall rotate to be connected with and rotate the post, it has the rotor arm to rotate post outer wall connection, the rotor arm rotates to be connected in first pull rod and second pull rod outer wall, the rotor arm symmetry is provided with two sets ofly, it has first backup pad to rotate post outer wall connection, the one end that the rotation post was kept away from to first backup pad is connected in manger plate floodgate inner wall, manger plate floodgate inner wall connection has first connecting seat, the manger plate floodgate is connected in the rotor arm tip through first connecting seat.

Preferably, the outer wall of the rotating column is connected with a second supporting plate, one end, far away from the rotating column, of the second supporting plate is connected to the inner wall of the filter plate, the inner wall of the filter plate is connected with a second connecting seat, the filter plate is connected to one end, far away from the first connecting seat, of the rotating arm through the second connecting seat, and connecting columns are connected between the two groups of rotating arms.

Preferably, the filter and the water retaining gate are matched with the limiting piers, the inner wall of the filter is detachably connected with the filter screen, the outer wall of the water retaining gate is provided with 3-5 groups of drainage holes, and the outer wall of the water retaining gate is connected with the limiting plate.

Preferably, first pier base roof is connected with the second motor, the second motor output is connected with first gear, first gear engagement is connected with the second gear, the second gear rotates to be connected in rotating the seat lateral wall, and is two sets of rotate between the seat and be connected with the axis of rotation, the one end that the axis of rotation is close to the second gear is passed and is rotated the seat lateral wall and connect in second gear lateral wall.

Preferably, the runner assembly includes worm and worm wheel, the worm is connected in the axis of rotation outer wall, the worm wheel is connected in the connecting plate roof, the worm wheel meshes with the worm mutually, the connecting plate roof rotates and is connected with the second lead screw, connecting plate and downwardly extending are passed to the one end of second lead screw, the worm wheel rotates and connects in second lead screw outer wall, the worm wheel is provided with the screw thread and cooperatees with the second lead screw, second lead screw extension end is connected with the floodgate that hinders, hinder floodgate and hydrophobic hole and limiting plate cooperate.

Preferably, the rotating assembly is provided with 3-5 groups matched with the drainage hole, the top of the connecting plate is provided with a first cover body matched with the rotating assembly, the bottom of the connecting plate is connected with a second cover body matched with the water blocking gate.

Compared with the prior art, the invention provides the water conservancy gate convenient for adjusting water flow, and the water conservancy gate has the following beneficial effects:

1. this water sluicegate convenient to adjust discharge through set up multiunit hydrophobic hole cooperation water-stop gate and runner assembly at the manger plate floodgate, can start when a small amount of discharge water volume, the energy saving consumes to adapt to the drainage demand of different ranks, the small-size power generation facility of collocation still can advance the conversion to the energy and store, realizes self-sufficiency.

2. This water sluicegate convenient to adjust discharge drives the manger plate floodgate through setting up lifting unit cooperation rotor arm, utilizes lever principle to make originally open and close laborsaving, rapid radial gate more laborsaving, and the while starts comparatively rapidly, and the operation is comparatively reliable, and the convenient regulation of discharge.

3. This water sluicegate convenient to adjust discharge through be connected with the filter on rotating the post, cooperates opening and close of manger plate floodgate, can carry out the filtration of certain degree to the discharged water volume, effectively prevents rubbish debris and gets into the river reach that flows down.

The part not involved in the device is the same as the prior art or can be realized by adopting the prior art, the multi-stage drainage can be realized when the water discharge amount is discharged, different drainage requirements are met, the lifting of the gate is easy, the stability is strong, the service life of the power device is effectively prolonged, and the garbage can be salvaged while the water is discharged.

Drawings

FIG. 1 is a first schematic structural view of a water sluicegate convenient for regulating water flow according to the present invention;

FIG. 2 is a schematic structural view of a water gate according to the present invention, which facilitates water flow adjustment;

FIG. 3 is a schematic structural view III of a water sluicegate convenient for regulating water flow according to the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3 illustrating a water sluicegate according to the present invention for facilitating regulation of water flow;

FIG. 5 is a schematic cross-sectional view of a water gate according to the present invention, illustrating a first embodiment of the water gate;

FIG. 6 is a schematic sectional view of a water gate according to the present invention, which is convenient for adjusting water flow rate;

FIG. 7 is a schematic view of a cross-sectional structure of a water gate according to the present invention, which facilitates water flow adjustment;

FIG. 8 is a schematic cross-sectional view of a water gate according to the present invention, illustrating a fourth embodiment of the water gate;

FIG. 9 is an enlarged view of portion B of FIG. 7 illustrating a water sluicegate according to the present invention for facilitating regulation of water flow;

fig. 10 is a schematic sectional view of a water sluicegate convenient for regulating water flow according to the present invention.

In the figure: 1. a first pier seat; 101. a second pier seat; 102. a fixing plate; 103. a rotating seat; 104. a connecting plate; 105. a first cover body; 106. a second cover body; 107. a chute; 108. limiting piers; 2. a first motor; 201. placing the plate; 202. a first lead screw; 203. a first slider; 204. a first slide bar; 205. a second slide bar; 206. a second connecting block; 207. a first connection block; 208. a second slider; 209. a second pull rod; 210. a first pull rod; 3. a rotating arm; 301. rotating the column; 302. connecting columns; 303. a first connecting seat; 304. a second connecting seat; 305. a first support plate; 306. a second support plate; 307. a filter plate; 308. a water retaining gate; 309. a hydrophobic pore; 310. a limiting plate; 4. a second motor; 401. a first gear; 402. a second gear; 403. a rotating shaft; 404. a worm; 405. a worm gear; 406. a second lead screw; 407. a water-blocking gate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-10, a water sluicegate convenient for adjusting water flow comprises a first pier seat 1 and a second pier seat 101, wherein the first pier seat 1 and the second pier seat 101 are arranged at two sides of a river channel, a limiting pier 108 is connected between the first pier seat 1 and the second pier seat 101, lifting components are symmetrically arranged on the top walls of the first pier seat 1 and the second pier seat 101, the output ends of the two lifting components are connected with a water retaining gate 308 and a filter plate 307, the two lifting components are matched with each other, the water retaining gate 308 and the filter plate 307 are both slidably connected to the inner side walls of the first pier seat 1 and the second pier seat 101, rotating seats 103 are connected to the top parts of the first pier seat 1 and the second pier seat 101, a connecting plate 104 is connected between the two rotating seats 103, the top wall of the rotating seat 103 is connected with a rotating component, the rotating component is matched with the water retaining gate 308, the lifting component comprises a fixing plate 102 and a placing plate 201, the two fixing plates 102, the placing plate 201 is connected to the top wall of the fixing plate 102, and the first motor 2 is connected to the top wall of the placing plate 201.

The output end of the first motor 2 penetrates through the placing plate 201 and is connected with a first screw rod 202, the outer wall of the first screw rod 202 is provided with a first thread and a second thread, the directions of the first thread and the second thread are opposite, the outer wall of the first thread is connected with a first sliding block 203, the outer wall of the second thread is connected with a second sliding block 208, the first sliding block 203 and the second sliding block 208 are both provided with threads which are respectively matched with the first sliding block 203 and the second sliding block 208, and the first sliding block 203 and the second sliding block 208 are both in sliding connection with the inner wall of the fixing plate 102.

The bottom of the first sliding block 203 is connected with a first sliding rod 204, the top wall of the second sliding block 208 is provided with a through hole matched with the first sliding rod 204, the top wall of the second sliding block 208 is connected with a second sliding rod 205, and the bottom wall of the first sliding block 203 is provided with a through hole matched with the second sliding rod 205.

The outer wall of the first sliding rod 204 is connected with a first connecting block 207, the outer wall of the second sliding rod 205 is connected with a second connecting block 206, the outer wall of the first connecting block 207 is connected with a first pull rod 210, the outer wall of the second connecting block 206 is connected with a second pull rod 209, and the inner walls of the first pier seat 1 and the second pier seat 101 are provided with a sliding groove 107 matched with the first pull rod 210 and the second pull rod 209.

First mound seat 1 and second mound seat 101 inside wall rotate to be connected with and rotate post 301, it has rotor arm 3 to rotate post 301 outer wall connection, rotor arm 3 rotates to be connected in first pull rod 210 and second pull rod 209 outer wall, 3 symmetries of rotor arm are provided with two sets ofly, rotor arm 301 outer wall connection has first backup pad 305, the one end that rotation post 301 was kept away from to first backup pad 305 is connected in manger plate floodgate 308 inner wall, manger plate floodgate 308 inner wall connection has first connecting seat 303, manger plate floodgate 308 is connected in the 3 tip of rotor arm through first connecting seat 303.

The outer wall of the rotating column 301 is connected with a second support plate 306, one end of the second support plate 306 far away from the rotating column 301 is connected to the inner wall of a filter plate 307, the inner wall of the filter plate 307 is connected with a second connecting seat 304, the filter plate 307 is connected to one end of the rotating arm 3 far away from the first connecting seat 303 through the second connecting seat 304, and a connecting column 302 is connected between the two groups of rotating arms 3.

Filter 307 and manger plate floodgate 308 all cooperate with spacing mound 108, and filter screen is connected with in filter 307 inner wall is dismantled, and manger plate floodgate 308 outer wall is seted up 3-5 and is organized drain hole 309, and manger plate floodgate 308 outer wall is connected with limiting plate 310.

The top wall of the first pier base 1 is connected with a second motor 4, the output end of the second motor 4 is connected with a first gear 401, the first gear 401 is meshed with a second gear 402, the second gear 402 is rotatably connected to the side wall of the rotating base 103, a rotating shaft 403 is rotatably connected between the two groups of rotating bases 103, and one end of the rotating shaft 403, which is close to the second gear 402, penetrates through the side wall of the rotating base 103 and is connected to the side wall of the second gear 402.

The rotating assembly comprises a worm 404 and a worm wheel 405, the worm 404 is connected to the outer wall of the rotating shaft 403, the worm wheel 405 is connected to the top wall of the connecting plate 104, the worm wheel 405 is meshed with the worm 404, the top wall of the connecting plate 104 is rotatably connected with a second screw rod 406, one end of the second screw rod 406 penetrates through the connecting plate 104 and extends downwards, the worm wheel 405 is rotatably connected to the outer wall of the second screw rod 406, the worm wheel 405 is provided with threads to be matched with the second screw rod 406, the extending end of the second screw rod 406 is connected with a water blocking gate 407, and the water blocking gate.

The rotating assembly is provided with 3-5 groups which are matched with the water drainage holes 309, the top of the connecting plate 104 is provided with a first cover body 105, the first cover body 105 is matched with the rotating assembly, the bottom of the connecting plate 104 is connected with a second cover body 106, and the second cover body 106 is matched with the water blocking gate 407.

When the river channel water interception device is used, when the river channel needs to intercept river water, the first motor 2 and the second motor 4 are controlled to respectively drive the water blocking gate 308 and the water blocking gate 407 to be in a closed state to completely intercept the river water, when a small amount of river water can be discharged, the second motor 4 is started, the output end of the second motor 4 drives the first gear 401 to rotate, so that the first gear is meshed with the second gear 402 to drive the second gear 402 to rotate, when the second gear 402 rotates, the rotating shaft 403 is driven to rotate, when the rotating shaft 403 rotates, the worm 404 is driven to rotate, so that the worm wheel 405 is meshed with the second gear to drive the worm 405 to rotate, when the worm wheel 405 rotates, the second screw rod 406 is driven by the worm wheel 405 through threads to ascend, so that the water blocking gate 407 is driven to ascend, when the water blocking gate 407 ascends, the water drainage hole 309 is exposed, so that the river water flows out of the drainage hole 309, and the, small power generation equipment can be arranged in the drain hole 309, and converted electric energy is stored and used for opening and closing the whole equipment;

when a large amount of water needs to be discharged, the water-blocking gate 407 is completely lifted by controlling the second motor 4, the first motor 2 is started, the output end of the first motor 2 drives the first screw rod 202 to rotate, when the second screw rod 406 rotates, the first screw thread is matched to drive the first slide block 203 to descend, the second screw thread is matched to drive the second slide block 208 to ascend, when the first slide block 203 descends, the first slide rod 204 is driven to descend, the first connecting block 207 and the first pull rod 210 are driven to descend, when the second slide block 208 ascends, the second slide rod 205 is driven to ascend, the second connecting block 206 and the second pull rod 209 are driven to ascend, when the first pull rod 210 descends, the second pull rod 209 is driven to rotate, when the rotating arm 3 rotates, the water-blocking gate 308 is driven to rotate by the first connecting seat 303 and the first supporting plate 305, and then a large amount of river water flows out from the bottom of the water-blocking gate 308, the water retaining gate can be easily and quickly lifted and rotated under the condition of full load by using a lever principle, the rotating angle of the water retaining gate 308 is controlled by the first motor 2, the flowing water quantity can be adjusted, and when the rotating arm 3 rotates, the filter plate 307 is driven to sink into river water by the second connecting seat 304 and the second supporting plate 306, so that garbage in the river water is salvaged; the invention can realize multi-stage discharge during water discharge, meets different water discharge requirements, is easy to lift the gate, has stronger stability, effectively prolongs the service life of the power device, and can salvage garbage while discharging water.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A water conservancy gate convenient for adjusting water flow comprises a first pier seat (1) and a second pier seat (101), and is characterized in that the first pier seat (1) and the second pier seat (101) are arranged on two sides of a river channel, a limiting pier (108) is connected between the first pier seat (1) and the second pier seat (101), lifting assemblies are symmetrically arranged on the top walls of the first pier seat (1) and the second pier seat (101), the output ends of the two groups of lifting assemblies are connected with a water retaining gate (308) and a filter plate (307), the two groups of lifting assemblies are matched with each other, the water retaining gate (308) and the filter plate (307) are both slidably connected with the inner side walls of the first pier seat (1) and the second pier seat (101), the tops of the first pier seat (1) and the second pier seat (101) are both connected with a rotating seat (103), and a connecting plate (104) is connected between the two groups of rotating seats (103), the top wall of the rotating seat (103) is connected with a rotating assembly, the rotating assembly is matched with the water retaining gate (308), the lifting assembly comprises a fixing plate (102) and a placing plate (201), the fixing plate (102) is connected to the top walls of the first pier seat (1) and the second pier seat (101) respectively, the placing plate (201) is connected to the top wall of the fixing plate (102), and the top wall of the placing plate (201) is connected with a first motor (2).

2. The water sluicegate convenient to adjust water flow according to claim 1, characterized in that, the output end of the first motor (2) penetrates through the placing plate (201) to be connected with a first screw rod (202), the outer wall of the first screw rod (202) is provided with a first thread and a second thread, the directions of the first thread and the second thread are opposite, the outer wall of the first thread is connected with a first sliding block (203), the outer wall of the second thread is connected with a second sliding block (208), the first sliding block (203) and the second sliding block (208) are both provided with threads to be respectively matched with the first sliding block (203) and the second sliding block (208), and the first sliding block (203) and the second sliding block (208) are both slidably connected to the inner wall of the fixing plate (102).

3. The water sluicegate convenient to adjust water flow according to claim 2, characterized in that a first slide bar (204) is connected to the bottom of the first slider (203), a through hole is formed in the top wall of the second slider (208) to match with the first slide bar (204), a second slide bar (205) is connected to the top wall of the second slider (208), and a through hole is formed in the bottom wall of the first slider (203) to match with the second slide bar (205).

4. The water sluicegate convenient to adjust water flow according to claim 3, characterized in that, the first slide bar (204) outer wall is connected with first connecting block (207), the second slide bar (205) outer wall is connected with second connecting block (206), the first connecting block (207) outer wall is connected with first pull rod (210), the second connecting block (206) outer wall is connected with second pull rod (209), first pier base (1) and second pier base (101) inner wall have all been seted up spout (107) and have been cooperated with first pull rod (210) and second pull rod (209).

5. The water sluicegate convenient to adjust discharge, according to claim 4, characterized in that, the inside wall of first pier seat (1) and second pier seat (101) rotates and is connected with rotation post (301), the outer wall of rotation post (301) is connected with rotor arm (3), rotor arm (3) rotates and is connected in first pull rod (210) and second pull rod (209) outer wall, rotor arm (3) symmetry is provided with two sets, rotation post (301) outer wall is connected with first backup pad (305), the one end that rotor post (301) was kept away from in first backup pad (305) is connected in water retaining gate (308) inner wall, water retaining gate (308) inner wall is connected with first connection seat (303), water retaining gate (308) is connected in rotor arm (3) tip through first connecting seat (303).

6. The water sluicegate convenient to adjust water flow according to claim 5, characterized in that, the outer wall of the rotating column (301) is connected with a second supporting plate (306), the end of the second supporting plate (306) far away from the rotating column (301) is connected with the inner wall of the filtering plate (307), the inner wall of the filtering plate (307) is connected with a second connecting seat (304), the filtering plate (307) is connected with the end of the rotating arm (3) far away from the first connecting seat (303) through the second connecting seat (304), and a connecting column (302) is connected between two groups of the rotating arms (3).

7. The water sluicegate convenient to adjust water flow according to claim 6, characterized in that, the filter plate (307) and the water retaining gate (308) are both matched with the limiting block (108), the inner wall of the filter plate (307) is detachably connected with a filter screen, the outer wall of the water retaining gate (308) is provided with 3-5 groups of drain holes (309), and the outer wall of the water retaining gate (308) is connected with a limiting plate (310).

8. The water sluicegate convenient to adjust discharge, according to claim 7, characterized in that, the second motor (4) is connected to first pier seat (1) top wall, second motor (4) output is connected with first gear (401), first gear (401) meshing is connected with second gear (402), second gear (402) rotates to be connected in rotating seat (103) lateral wall, and two sets of rotate between the seat (103) and be connected with axis of rotation (403), the one end that axis of rotation (403) is close to second gear (402) passes and rotates seat (103) lateral wall and connect in second gear (402) lateral wall.

9. The water sluicegate convenient to adjust water flow according to claim 8, characterized in that, the rotating assembly comprises a worm (404) and a worm wheel (405), the worm (404) is connected to the outer wall of the rotating shaft (403), the worm wheel (405) is connected to the top wall of the connecting plate (104), the worm wheel (405) is meshed with the worm (404), the top wall of the connecting plate (104) is rotatably connected with a second lead screw (406), one end of the second lead screw (406) passes through the connecting plate (104) and extends downwards, the worm wheel (405) is rotatably connected to the outer wall of the second lead screw (406), the worm wheel (405) is provided with threads to be matched with the second lead screw (406), the extending end of the second lead screw (406) is connected with a water blocking gate (407), and the water blocking gate (407) is matched with the water drainage hole (309) and the limiting plate (310).

10. The water sluicegate convenient to adjust water flow according to claim 9, characterized in that, the rotating assembly is provided with 3-5 groups to match with the drainage hole (309), the top of the connecting plate (104) is provided with a first cover body (105), the first cover body (105) is matched with the rotating assembly, the bottom of the connecting plate (104) is connected with a second cover body (106), and the second cover body (106) is matched with the water blocking gate (407).