CN115961597A

CN115961597A - Fishway irrigation equipment

Info

Publication number: CN115961597A
Application number: CN202310259637.1A
Authority: CN
Inventors: 郭万城; 耿琳; 王锐天; 张居东; 伊滨
Original assignee: HYDRAULIC SCIENCE RESEARCH INSTITUTE OF SICHUAN PROVINCE
Current assignee: HYDRAULIC SCIENCE RESEARCH INSTITUTE OF SICHUAN PROVINCE
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-04-14
Anticipated expiration: 2043-03-17
Also published as: CN115961597B

Abstract

The invention belongs to the technical field of hydraulic engineering, in particular to fishway irrigation equipment, and provides a following scheme, which comprises an obliquely arranged tank body frame, wherein runner boxes distributed at equal intervals are arranged in the tank body frame, two sides of the runner boxes are arranged in a circulating manner, and the side wall of the runner box close to the downstream is provided with a movable partition component; the bottom mounting of cell body frame has the link, be provided with the connection chamber between cell body frame bottom and the link, the position that corresponds with the runner case in the connection chamber is fixed with the water pump, the play water end of water pump is connected with the water injection pipe of vertical extension, the top of water injection pipe stretches into to the runner case in. The invention assists the fishes to track through the distributed water pumps and the continuous spacing assemblies corresponding to the partition assemblies, thereby improving the effectiveness of the actual fishway in ecological balance protection by guiding the flow direction change through active irrigation in the fishway.

Description

Fishway irrigation equipment

Technical Field

The invention relates to the technical field of hydraulic engineering, in particular to fishway irrigation equipment.

Background

The fishway is an artificial water tank for fishes to migrate through a sluice or a dam, the behavior of the fishes is generally protected by building the artificial water tank on the sluice or the dam due to human activities which destroy a channel for the fishes to migrate, the design of the fishway mainly considers the upward behavior of the fishes, the fishes usually enter the fishway by means of the attraction of water flow at the downstream of the sluice dam, and the fishes overcome the flow velocity in the fishway by means of self strength to trace to the upstream. The fishway consists of an inlet, a tank body, an outlet and a fish attracting and water supplementing system.

The cross section of a common tank body is rectangular, the water level difference between the upper stream and the lower stream of the water tank is divided into a plurality of small steps by using partition plates, however, in the prior art, the whole water flow in the conventional tank body naturally flows towards the lower stream, and the water flow which continuously flows downwards for a long time is difficult to cause fishes to go upwards to the upper stream to stay in a fishway or return to the lower stream, so that the actual use effect of protecting ecology of the fishway is influenced.

Disclosure of Invention

Based on the technical problem of the background art, the invention provides a fishway irrigation device.

The invention provides fishway irrigation equipment which comprises an obliquely arranged trough body frame, wherein runner boxes distributed at equal intervals are arranged in the trough body frame, two sides of each runner box are arranged in a circulating manner, and movable partition components are arranged on the side wall, close to the downstream, of each runner box; the bottom mounting of cell body frame has the link, be provided with the connection chamber between cell body frame bottom and the link, the position that corresponds with the runner case in the connection chamber is fixed with the water pump, the play water end of water pump is connected with the water injection pipe of vertical extension, the top of water injection pipe stretches into to the runner case in.

Preferably, the runner box is vertically arranged, the runner boxes are arranged in a ladder shape along the groove body frame, the top of the side wall of the runner box close to the upstream is provided with a plurality of water inlet grooves, the top of the side wall of the runner box close to the downstream is provided with a plurality of first water outlet grooves, the first water outlet grooves and the water inlet grooves are arranged at intervals in the horizontal direction, the bottom of the side wall of the runner box close to the downstream is provided with a plurality of second water outlet grooves, and the second water outlet grooves and the water inlet grooves are arranged correspondingly.

Preferably, the partition subassembly is provided with a plurality of partition panels one and a plurality of partition panel two, partition panel one corresponds with a basin position that goes out, partition panel two corresponds with a basin position that goes out, the fixed position that corresponds with partition panel one and partition panel two in the runner incasement has the spacing slide bar, partition panel one and partition panel two are along spacing slide bar horizontal slip.

Preferably, a connecting gear is rotatably arranged on the side wall of the flow channel box at a position between the first partition plate and the second partition plate, and the outer wall of the connecting gear is meshed with the bottom end of the first partition plate and the top end of the second partition plate; the position that corresponds with the runner case in the cell body frame rotates and is provided with the actuating lever, the one end transmission of actuating lever is connected with driving motor, the actuating lever outer wall has the drive block with the position threaded connection that partition panel one corresponds, fixed connection between drive block bottom and the partition panel one.

Preferably, the bottom of runner case is fixed with the housing, the arc structure of upwards arching is set to the housing, it has the water injection chamber to constitute between housing bottom and the runner bottom of the case portion inner wall, the top of water injection pipe stretches into to the water injection intracavity, the recess that the equidistance distributes is all seted up to the both sides of housing, the width of recess reduces gradually from the intermediate position to both sides, a plurality of perforation have been seted up to the inner wall of recess.

Preferably, a buffer assembly is arranged at the top of the flow channel box, the buffer assembly is provided with a horizontally placed positioning rod, the outer circumferential wall of the positioning rod is provided with a plurality of fixed rotating shafts, and the outer wall of each fixed rotating shaft is fixed with a buffer cylinder; the inside of the buffer cylinder is provided with a filler, the outer wall of the buffer cylinder is provided with contact grooves distributed in an annular array manner, and the side wall of each contact groove is provided with a plurality of flow guide grooves; the top end of the buffer cylinder is located above the outer wall of the top of the runner box.

Preferably, be provided with a plurality of undulant subassemblies on the housing, the undulant subassembly is provided with fixed limiting plate, undulant pole and the undulant board of top-down, the housing top is seted up with undulant pole sliding contact's slide opening.

Preferably, sliding blocks are fixed at two ends of the positioning rod, and sliding grooves for limiting sliding of the sliding blocks are formed in the inner wall of the end part of the flow channel box; adjacent two be connected with coupling assembling between the runner case, coupling assembling's one end and the subassembly bottom that undulates are connected, coupling assembling's the other end and buffering subassembly are connected.

Preferably, the connecting assembly is provided with a connecting rod which is horizontally placed, a penetrating groove which is in sliding contact with the connecting rod is formed in one side of the runner box, a first pull rope is connected between the connecting rod and the fluctuation assembly, and a second pull rope is connected between the connecting rod and the buffer assembly.

Preferably, both ends of the connecting rod are fixed with flow blocking parts, the flow blocking parts are arranged in a hemispherical structure, and the flow blocking parts are arranged in an arched manner towards the direction close to the connecting rod.

The beneficial effects of the invention are as follows:

1. in the embodiment of the invention, through the arranged multiple runner boxes and the corresponding water pumps, the water pumps distributed in the connecting cavity are sequentially started at intervals from the downstream to the upstream direction within a certain time period, the runner boxes are blocked towards the downstream side, at the moment, the water pumps and the water injection pipes are used for injecting water into the runner boxes, so that the water flow in the runner boxes is buffered, and a large amount of water is injected to ensure that the water starts to overflow towards the runner boxes at the upstream side, so that the runner boxes staying at the position are assisted to be drained to the runner boxes close to the upstream side, and the fishes are assisted to trace, so that the flow direction change is guided through active irrigation in the fishway, and the effectiveness of the actual fishway for ecological balance protection is improved.

2. In the embodiment of the invention, the water flow flowing from the upstream to the downstream is dispersed and flows when passing through the flow channel box through the distributed water inlet groove, the water outlet groove I and the water outlet groove II, so that the water flow in the flow channel box is effectively buffered; and the fishes are dispersed to avoid blocking through the difference of flow velocities at different depths, and the effectiveness of the fishes in tracking to protect ecology is improved through the buffering of dispersed water flow.

3. In the embodiment of the invention, the arc-shaped housing and the grooves arranged on the side edges of the housing are utilized to buffer water flow at the bottom of the runner box, so that the difference of water flow in the vertical direction corresponding to the runner box is further increased, the guiding effects of rest and turning of the fish in the upstream process are improved, and the water pressure in the housing is increased and is sprayed upwards from the through holes in the water injection process through the housing, so that the overflow effect in the upstream direction in the water injection process is improved, and the active irrigation operation effect for guiding the fish in the upstream process is improved.

4. In the embodiment of the invention, the buffer cylinder rotates along with the water flow through the arranged buffer component so as to further disperse and buffer the water flow flowing from the water inlet tank to the flow channel box, and the water is guided upwards to overflow in the water injection process in cooperation with the rotation assistance of the buffer cylinder, so that the effectiveness of tracing the fishes and protecting the ecology is further improved.

5. In the embodiment of the invention, the fluctuation assembly moves upwards in the water injection process through the arranged connecting assembly, and the buffer assembly at the downstream position is horizontally pulled towards the upstream direction through the connecting assembly so as to move the buffer assembly at the adjacent downstream position of the water injection runner box towards the upstream to buffer water flow, thereby further improving the operation effect of guiding the water flow in the water injection position runner box to overflow upwards, assisting the fishes to move backwards and forwards, and further improving the effectiveness of the whole fishway on the use of ecological protection.

Drawings

Fig. 1 is a schematic overall structure diagram of a fishway irrigation device according to the invention;

FIG. 2 is a schematic view of the internal structure of a tank frame of the fishway irrigation device according to the invention;

FIG. 3 is a schematic structural view of a runner box of the fishway irrigation device provided by the invention;

fig. 4 is a schematic structural view of a housing of a fishway irrigation device according to the invention;

FIG. 5 is a schematic diagram of the distribution structure of the water inlet tank, the water outlet tank I and the water outlet tank of the fishway irrigation device provided by the invention;

FIG. 6 is a schematic structural view of a partition assembly of the fishway irrigation device of the present invention;

fig. 7 is a schematic structural view of a buffering assembly of a fishway irrigation device according to the invention;

FIG. 8 is a schematic structural view of a surge drum of the fishway irrigation device of the present invention;

FIG. 9 is a schematic view of a contact groove structure of a fishway irrigation device according to the invention;

fig. 10 is a schematic sectional view showing a connection position of a runner box of a fishway irrigation device according to the present invention;

fig. 11 is a schematic structural view of a connection assembly of a fishway irrigation device according to the invention.

In the figure: the device comprises a groove body frame 1, a flow channel box 2, a 201 through groove, a 3 connecting frame, a 4 connecting cavity, a 5 water pump, a 6 water injection pipe, a 7 partition component, an 8 water inlet groove, a 9 water outlet groove I, a 10 water outlet groove II, a 11 partition plate I, a 12 partition plate II, a 13 limit slide rod, a 14 connecting gear, a 15 driving rod, a 16 driving block, a 17 housing, an 18 groove, a 19 perforation, a 20 buffer component, a 21 positioning rod, a 22 fixed rotating shaft, a 23 buffer cylinder, a 24 slide block, a 25 filler, a 26 contact groove, a 27 diversion groove, a 28 fluctuation component, a 29 fluctuation rod, a 30 limiting plate, a 31 fluctuation plate, a 32 connecting component, a 33 connecting rod, a 34 flow resisting component, a 35 pull rope I, a 36 pull rope II and a 37 sliding groove.

Detailed Description

Example 1

Referring to fig. 1-2 and 10, the fishway irrigation device comprises a tank body frame 1 which is arranged in an inclined manner, wherein the tank body frame 1 inclines downwards from an upstream direction to a downstream direction, flow channel boxes 2 which are distributed equidistantly are arranged in the tank body frame 1, the flow channel boxes 2 can be arranged in an extending direction of the tank body frame 1 in an extending manner, two sides of the flow channel boxes 2 can be arranged in a circulating manner, and a movable partition component 7 is arranged on the side wall, close to the downstream direction, of the flow channel box 2; the bottom end of the trough body frame 1 is fixedly provided with a connecting frame 3, a connecting cavity 4 is arranged between the bottom of the trough body frame 1 and the connecting frame 3, the connecting frame 3 and the trough body frame 1 are arranged in parallel, the upper end and the lower end of the connecting cavity 4 are respectively communicated with the upstream and the downstream, a water pump 5 is fixed in the connecting cavity 4 at a position corresponding to the runner box 2, a water inlet pipe of the water pump 5 is communicated with the inside of the connecting cavity 4, a water outlet end of the water pump 5 is connected with a vertically extending water injection pipe 6, the top end of the water injection pipe 6 extends into the runner box 2, and during actual arrangement, upstream water flows to the downstream from the inside of the trough body frame 1 and the connecting cavity 4, and the water in the trough body frame 1 is submerged above the runner box 2; during actual use, water flow naturally flows downwards under a normal state, so that fishes are upstream, and the water pumps 5 distributed in the connecting cavity 4 are sequentially started at intervals from downstream to upstream within a certain time period, namely the water pump 5 at the downstream position is started for a period of time and is closed, and then the water pump 5 at the upper position is started; the water pump 5 will correspond the partition assembly 7 removal of position before starting, and with runner case 2 towards the side shutoff of low reaches, utilize water pump 5 and water injection pipe 6 to runner case 2 water injection this moment, and cushion the rivers in the runner case 2, and a large amount of water injections make water begin to overflow towards runner case 2 of upper reaches side, and make the runner case 2 that stops in this position assist the drainage to the runner case 2 that is close to the upper reaches side, through the water pump 5 that distributes and the continuous interval subassembly that corresponds partition assembly 7, and supplementary fish trace to the trip, thereby guide the flow direction through the initiative irrigation in the fishway and change and improve the validity that actual fishway used the ecological balance protection.

In the invention, referring to fig. 2-3 and 10, the flow channel box 2 is set to be a box structure with an open top end, the flow channel box 2 is vertically arranged, the flow channel boxes 2 are arranged in a step shape along the channel frame 1, the top of the side wall of the flow channel box 2 close to the upstream is provided with a plurality of water inlet grooves 8, the top of the side wall of the flow channel box 2 close to the downstream is provided with a plurality of water outlet grooves one 9, the water outlet grooves one 9 and the water inlet grooves 8 are arranged at intervals in the horizontal direction, the bottom of the side wall of the flow channel box 2 close to the downstream is provided with a plurality of water outlet grooves two 10, the water outlet grooves two 10 are arranged corresponding to the positions of the water inlet grooves 8, the water outlet grooves two 10 on the side wall of the flow channel box 2 correspond to the water inlet grooves 8 on the side wall of the flow channel box 2 close to the downstream in an overlapped mode, so that part of upstream water directly flows down from the flow channel box 2 and part of upstream water enters the water inlet grooves 8 into the flow channel box 2 in actual use; part of water in the runner box 2 enters the next runner box 2 from the first water outlet groove 9, part of water in the runner box 2 enters the second water inlet groove 8 of the next runner box 2 from the second water outlet groove 10 and is matched with the first water inlet groove 8 and the second water outlet groove 9 to be arranged at intervals in the horizontal direction, and the first water outlet groove 9 and the second water outlet groove 10 are arranged at intervals in the vertical direction, so that water flowing from the upstream to the downstream is dispersed and flows when passing through the runner box 2, and the water flowing in the runner box 2 is effectively buffered; and the water flow impact in the vertical direction in the flow channel box 2 has difference through water flow dispersion flowing, the fishes can trace to the flow channel box 2 at the adjacent position from the water inlet groove 8 and the water outlet groove two 10, the fishes can also pass through the water outlet groove one 9 from the upper part of the flow channel box 2 to trace to the flow channel box 2 at the adjacent position, the fishes can also directly trace to the flow from the upper part of the adjacent flow channel box 2, so that the fishes are dispersed to avoid blocking through the flow velocity difference at different depths, and the effectiveness of ecology is protected by improving the fish tracing through water flow buffer.

Example 2

On the basis of embodiment 1, referring to fig. 5-6, a fishway irrigation device is provided, wherein a partition assembly 7 is provided with a plurality of partition plates 11 and a plurality of partition plates 12, the partition plates 11 correspond to a water outlet groove 9 in the horizontal direction, the partition plates 11 are arranged at intervals between the water outlet groove 9 and the partition plates 11, the partition plates 12 correspond to the water outlet groove 10 in the horizontal direction, the partition plates 12 are arranged at intervals between the water outlet groove 10 and the partition plates 12, a limiting slide rod 13 is fixed at a position in a flow channel box 2 corresponding to the partition plates 11 and the partition plates 12, the partition plates 11 and the partition plates 12 horizontally slide along the limiting slide rod 13, a connecting gear 14 is rotatably arranged at a position between the partition plates 11 and the partition plates 12 on the side wall of the flow channel box 2, and the outer wall of the connecting gear 14 is meshed with the bottom end of the partition plates 11 and the top end of the partition plates 12; a driving rod 15 is rotatably arranged in the cell body frame 1 at a position corresponding to the flow channel box 2, the driving rod 15 is positioned above the flow channel box 2, one end of the driving rod 15 is in transmission connection with a driving motor, a driving block 16 is in threaded connection with the outer wall of the driving rod 15 at a position corresponding to the partition plate I11, and the bottom of the driving block 16 is fixedly connected with the partition plate I11; in actual use, the partition plate I11 moves along with the driving block 16 in the horizontal direction by rotating the driving rod 15, and the partition plate II 12 moves in the opposite direction to the partition plate I11 by the meshing connection of the connecting gear 14; when the water outlet device is used in normal water flow, the partition plate I11 is kept at the side position of the water outlet groove I9, and the partition plate II 12 is kept at the side position of the water outlet groove II 10, so that normal circulation of the water outlet groove I9 and the water outlet groove II 10 is ensured; when water is injected into the flow channel box 2 for overflowing, the first partition plate 11 blocks the first water outlet groove 9 by rotating the driving rod 15, the second partition plate 12 moves to block the second water outlet groove 10, and the water injection is matched to assist the fishes to trace to improve the ecological protection effect.

Example 3

On the basis of embodiment 1 or embodiment 2, referring to fig. 3-5, a fishway irrigation device further comprises a housing 17 fixed to the bottom of the runner box 2, the housing 17 extends towards two ends, the housing 17 is arranged to be of an upwardly arched arc structure, a water injection cavity is formed between the bottom of the housing 17 and the inner wall of the bottom of the runner box 2, the top end of a water injection pipe 6 extends into the water injection cavity, grooves 18 are formed in two sides of the housing 17 and are distributed equidistantly, the width of each groove 18 gradually decreases from the middle position towards the two sides, a plurality of perforations 19 are formed in the inner wall of each groove 18, a plurality of meshes are formed in two sides of the housing 17 at the bottom of the runner box 2, when the fishway irrigation device is in use, water flows at the bottom of the runner box 2 are buffered by utilizing the housing 17 of the arc structure and the grooves 18 formed in the side edges of the housing 17, difference of the water flows in the vertical direction corresponding to the runner box 2 is further increased, the guiding effect of water flows in the vertical direction and upstream of the runner box 2 in the water injection process is improved, and the guiding effect of water injection and the upstream of the water injection is further improved, so that the water injection is actively sprayed out from the housing 17, and the upstream direction of the upstream irrigation, and the upstream irrigation effect is further improved, thereby the guiding effect of the upstream irrigation process of the fish tracing protection, and the fish tracing operation is further, and the fish tracing operation is improved, and the overflow protection effect of the upstream irrigation process, and the fish is further, and the overflow operation.

In the invention, referring to fig. 3 and fig. 7-10, a buffering assembly 20 is arranged at the top of the flow channel box 2, the buffering assembly 20 is provided with a positioning rod 21 horizontally placed, the circumferential outer wall of the positioning rod 21 is provided with a plurality of fixed rotating shafts 22, and the outer wall of the fixed rotating shafts 22 is fixed with a buffering cylinder 23; the two ends of the buffer cylinder 23 are sealed, the filling material 25 is arranged in the buffer cylinder 23, the density of the filling material 25 is less than that of water, the outer wall of the buffer cylinder 23 is provided with contact grooves 26 distributed in an annular array manner, and the side wall of each contact groove 26 is provided with a plurality of diversion grooves 27; the top end of the buffer cylinder 23 is positioned above the outer wall of the top of the runner box 2; thereby when in actual use, the rivers that are located runner box 2 top smoothly flow down, and the rivers that enter into runner box 2 from intake chamber 8 receive the jam and slowly flow in preceding runner box 2, it is stronger than below rivers to be located buffer cylinder 23 top rivers of buffer subassembly 20 promptly, and make buffer cylinder 23 rotate along with rivers, in order to further to the rivers that flow to runner box 2 from intake chamber 8 and disperse the buffering, and the rotation of water injection process cooperation buffer cylinder 23 is supplementary to upwards guide the overflow with water, and further improve and trace the trip and protect ecological validity to fish.

In the present invention, referring to fig. 4-5 and fig. 10-11, the housing 17 is provided with a plurality of undulation assemblies 28, the undulation assemblies 28 are provided with a limiting plate 30, an undulation rod 29 and an undulation plate 31 which are fixed from top to bottom, the top of the housing 17 is provided with a sliding hole which is in sliding contact with the undulation rod 29, the undulation plate 31 is located in the housing 17, the undulation assemblies 28 sink at a normal state to make the bottom of the limiting plate 30 attached to the outer wall of the housing 17, and in the water injection process, the water injection pipe 6 sprays water into the housing 17 to make the undulation assemblies 28 float upwards, so that the limiting plate 30 protrudes the top of the housing 17 to disperse and buffer water flowing from top to bottom, thereby improving the operation effect of guiding overflow of water in the water injection process.

In the invention, referring to fig. 7-8, both ends of a positioning rod 21 are fixed with sliding blocks 24, referring to fig. 5, the inner wall of the end part of a runner box 2 is provided with a sliding chute 37 for limiting and sliding the sliding blocks 24, referring to fig. 7-8, the inner walls of both sides of the sliding chute 37 are fixed with mounting blocks, a sliding rod is fixed between the two mounting blocks, and the side wall of the sliding block 24 is provided with a limiting hole in sliding contact with the sliding rod; connecting assembly 32 is connected between two adjacent runner boxes 2, one end of connecting assembly 32 is connected with the bottom of fluctuation subassembly 28, the other end of connecting assembly 32 is connected with buffering subassembly 20, thereby in actual use, in the water injection process, fluctuation subassembly 28 upwards moves, cooperate the light material in the buffer tube 23, and carry out the level pulling towards the upstream direction with the buffering subassembly 20 of downstream position through connecting assembly 32, in order to move the buffering subassembly 20 of the adjacent downstream position of runner box 2 of water injection towards the upstream and cushion the rivers, and further improve the water flow direction in the runner box 2 of water injection position and go up the operation effect of overflow guide, and supplementary fish move to the journey, and further improve whole fishway to the validity that ecological protection used.

In the invention, referring to fig. 10-11, the connecting assembly 32 is provided with a connecting rod 33 which is horizontally placed, the bottom of one side of the flow channel box 2, which is close to the water inlet tank 8, is provided with a through groove 201 which is in sliding contact with the connecting rod 33, a first pull rope 35 is connected between the connecting rod 33 and the fluctuation assembly 28, an auxiliary groove is arranged at the position of the bottom of the flow channel box 2, which corresponds to the first pull rope 35, a second pull rope 36 is connected between the connecting rod 33 and the buffer assembly 20, one end of the second pull rope 36 is fixed with a lantern ring which is sleeved with the outer wall of the connecting rod 33, so that the connection between the fluctuation assembly 28 and the buffer assembly 20 is realized through the connecting rod 33 and the pull ropes at the two ends, the adjacent side buffer assembly 20 moves along with the fluctuation assembly 28 at the water injection position in the water injection process, and the fishway is actively irrigated to improve the effectiveness of the ecological protection operation of the whole fishway.

In the invention, referring to fig. 11, two ends of the connecting rod 33 are both fixed with the choker 34, the choker 34 is arranged in a hemispherical structure, the choker 34 is arranged in an arch shape towards the direction close to the connecting rod 33, the first pull rope 35 and the second pull rope 36 are both fixed with the choker 34, so that the choker 34 in a static state is used for buffering water flow in the normal water flow process, and the choker 34 in a moving state is used for buffering water flow to assist in guiding overflow in water injection, so as to further enhance the overall active irrigation effect of the fishway.

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 as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. A fishway irrigation device comprises an obliquely arranged trough body frame (1), wherein runner boxes (2) distributed at equal intervals are arranged in the trough body frame (1), and two sides of each runner box (2) are arranged in a circulating manner, and the fishway irrigation device is characterized in that a movable partition assembly (7) is arranged on the side wall, close to the downstream, of each runner box (2);

the bottom mounting of groove body frame (1) has link (3), be provided with between groove body frame (1) bottom and link (3) and be connected chamber (4), the position that corresponds with runner case (2) in connecting chamber (4) is fixed with water pump (5), the play water end of water pump (5) is connected with water injection pipe (6) of vertical extension, the top of water injection pipe (6) stretches into to runner case (2) in.

2. The fishway irrigation device according to claim 1, characterized in that the runner box (2) is vertically arranged, a plurality of runner boxes (2) are arranged in a step shape along the trough body frame (1), a plurality of water inlet grooves (8) are formed in the top of the side wall of the runner box (2) close to the upstream, a plurality of first water outlet grooves (9) are formed in the top of the side wall of the runner box (2) close to the downstream, the first water outlet grooves (9) and the water inlet grooves (8) are arranged at intervals in the horizontal direction, a plurality of second water outlet grooves (10) are formed in the bottom of the side wall of the runner box (2) close to the downstream, and the second water outlet grooves (10) are arranged corresponding to the positions of the water inlet grooves (8).

3. The fishway irrigation device according to claim 2, characterized in that the partition assembly (7) is provided with a plurality of partition plates I (11) and a plurality of partition plates II (12), the partition plates I (11) correspond to the water outlet grooves I (9), the partition plates II (12) correspond to the water outlet grooves II (10), a limiting slide rod (13) is fixed in the flow channel box (2) at a position corresponding to the partition plates I (11) and II (12), and the partition plates I (11) and II (12) slide horizontally along the limiting slide rod (13).

4. A fishway irrigation device according to claim 3, characterized in that a connecting gear (14) is rotatably arranged on the side wall of the flow channel box (2) at a position between the partition plate I (11) and the partition plate II (12), and the outer wall of the connecting gear (14) is meshed with the bottom end of the partition plate I (11) and the top end of the partition plate II (12);

the position that corresponds with runner case (2) in cell body frame (1) rotates and is provided with actuating lever (15), the one end transmission of actuating lever (15) is connected with driving motor, the position threaded connection that actuating lever (15) outer wall and partition panel (11) correspond has drive block (16), fixed connection between drive block (16) bottom and partition panel (11).

5. The fishway irrigation device according to any one of claims 1 to 4, characterized in that a cover (17) is fixed to the bottom of the runner box (2), the cover (17) is arranged in an upwardly arched arc structure, a water injection cavity is formed between the bottom of the cover (17) and the inner wall of the bottom of the runner box (2), the top end of the water injection pipe (6) extends into the water injection cavity, grooves (18) are formed in both sides of the cover (17) and distributed at equal intervals, the width of each groove (18) is gradually reduced from the middle position to both sides, and a plurality of through holes (19) are formed in the inner wall of each groove (18).

6. The fishway irrigation device according to claim 5, characterized in that a buffer assembly (20) is arranged at the top of the runner box (2), the buffer assembly (20) is provided with a horizontally-arranged positioning rod (21), a plurality of fixed rotating shafts (22) are arranged on the outer circumferential wall of the positioning rod (21), and a buffer cylinder (23) is fixed on the outer wall of each fixed rotating shaft (22);

a filling material (25) is arranged inside the buffer cylinder (23), contact grooves (26) distributed in an annular array are formed in the outer wall of the buffer cylinder (23), and a plurality of diversion grooves (27) are formed in the side wall of each contact groove (26);

the top end of the buffer cylinder (23) is positioned above the outer wall of the top of the runner box (2).

7. A fishway irrigation device according to claim 6, characterized in that a plurality of fluctuation components (28) are arranged on the housing (17), the fluctuation components (28) are provided with a limiting plate (30), a fluctuation rod (29) and a fluctuation plate (31) which are fixed from top to bottom, and a sliding hole in sliding contact with the fluctuation rod (29) is formed in the top of the housing (17).

8. The fishway irrigation device according to claim 7, wherein sliding blocks (24) are fixed at both ends of the positioning rod (21), and a sliding groove (37) for limiting sliding of the sliding blocks (24) is formed in the inner wall of the end part of the runner box (2);

adjacent two be connected with coupling assembling (32) between runner case (2), the one end and the undulant subassembly (28) bottom of coupling assembling (32) are connected, the other end and the buffering subassembly (20) of coupling assembling (32) are connected.

9. The fishway irrigation device according to claim 8, characterized in that the connecting assembly (32) is provided with a connecting rod (33) which is horizontally placed, one side of the runner box (2) is provided with a through groove (201) which is in sliding contact with the connecting rod (33), a first pull rope (35) is connected between the connecting rod (33) and the undulation assembly (28), and a second pull rope (36) is connected between the connecting rod (33) and the buffer assembly (20).

10. A fishway irrigation device according to claim 9, characterised in that the connecting rod (33) is fixed at both ends with a flow-blocking element (34), the flow-blocking element (34) being arranged in a hemispherical configuration, the flow-blocking element (34) being arched towards the connecting rod (33).