CN213653338U

CN213653338U - Fishway for detecting fish condition

Info

Publication number: CN213653338U
Application number: CN202022653068.3U
Authority: CN
Inventors: 靳帅
Original assignee: Guoneng Dadu River Zhentouba Power Generation Co ltd
Current assignee: Guoneng Dadu River Zhentouba Power Generation Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-09
Anticipated expiration: 2030-11-16

Abstract

The utility model relates to a fishway field discloses a detect fishway of fish condition, including the fishway body, three import and three export have been opened respectively to fishway body both ends, along the extending direction of fishway body, the setting of three import highly risees in proper order, and the setting of three export highly reduces in proper order, and the one end that the fishway body was opened the import is equipped with the import observation room, and the one end that the fishway body was opened the export is equipped with the export observation room, is equipped with fish monitoring system in import observation room and the export observation room respectively. It can compromise the migratory fish of different depth of water, makes the migratory fish effectively get into the fishway in to can monitor the state that gets into the migratory fish in the fishway.

Description

Fishway for detecting fish condition

Technical Field

The utility model relates to a fishway field particularly, relates to a fishway of fish condition has been detected.

Background

Hydropower resources are being vigorously developed in China as a green renewable energy source. But at the same time, the blocking effect of the hydroelectric engineering on the free migration of the fishes cannot be ignored. In order to reduce the obstruction of the hydroelectric engineering on the upward and downward movement of fishes, fish passing facilities (such as fishways, fish lifts, fish passing bypasses and the like) are built in many countries to assist the fishes to pass through the dam, the existing fishways generally cannot monitor the states of the fishes entering the fishways, and because the living water depths of different types of fishes are different, the fishes cannot be taken into consideration effectively at different water depths, so that the fishes can conveniently enter the fishways.

The present application is made in view of this feature.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detect fishway of fish condition, it can compromise the migratory fish of different depth of water, makes the migratory fish effectively get into the fishway in to can monitor the state that gets into the migratory fish in the fishway.

The embodiment of the application is realized by the following technical scheme:

the utility model provides a detect fishway of fish condition, includes the fishway body, and fishway body both ends are opened respectively has three import and three export, follows the extending direction of fishway body, it is three the setting of import highly risees in proper order, and is three the setting of export highly reduces in proper order, the fishway body is opened the one end that has the import and is equipped with the import observation room, and the fishway body is opened the one end that has the export and is equipped with the export observation room, be equipped with fish monitoring system in import observation room and the export observation room respectively.

And furthermore, a fish luring spray pipe is arranged at the second inlet, the fish luring spray pipe is arranged at the top of the second inlet, one end of the fish luring spray pipe is communicated with an external water body through a water suction pump, and the other end of the fish luring spray pipe is vertically arranged downwards.

Further, the fishway body is including the multistage ladder body that connects gradually, and every a plurality of sections ladder bodies sets up a rest area, and a plurality of rest areas are evenly arranged along fishway body extending direction.

Further, the ladder body becomes the open bar slot-like in top, and the extending direction interval of following the ladder body in the ladder body is equipped with multiunit baffle group, and baffle group includes main baffle and time baffle, and main baffle and time baffle parallel arrangement just are located different planes to form snakelike fishway of crossing.

Furthermore, one side of the main guide plate and one side of the secondary guide plate, which are close to the fishway, are provided with triangular pyramid surfaces, and the chamfer angle of each triangular pyramid surface is 45 degrees.

Further, the rest area is horizontally arranged and is in a U-shaped groove shape with an opening at the top, and the groove bottom of the rest area is horizontally arranged.

Furthermore, the side walls of the inlet observation chamber and the outlet observation chamber are both hollowed out and provided with glass curtain walls.

Further, cross fish monitoring system and include a plurality of cameras and infrared light curtain, a plurality of cameras all with the lateral wall fixed connection of the inboard of import observation room and/or export observation room, the camera of a plurality of cameras is perpendicular with the extending direction of fishway body, the direction that sets up of infrared light curtain is perpendicular with the extending direction of fishway body.

The utility model provides a pair of fishway of fish condition has been detected beneficial effect is:

(1) through setting up the import that three height rose in proper order to and set up the export that three height reduced in proper order, with the migratory fish that adapts to different activity depths of water, through set up import observation room and export observation room respectively at fishway body both ends, and set up fish monitoring system in import observation room and export observation room respectively, carry out real-time supervision to the migratory fish that gets into and swim out the fishway body, with the situation of confirming this internal migratory fish of fishway.

(2) Through setting up attracting spray tube, spray the surface of water before the second import with outside water source, make the water splash and the air contact to promote the oxygen content of near import water, attract the migratory fish to swim into.

(3) Through the rest areas arranged at intervals, the swimming fishes can enter one rest area for rest after swimming for a period of time, and accordingly the swimming of the next section is started.

(4) Through setting up guide plate group, including main baffle and inferior baffle, form snakelike fish passage of crossing in the ladder body, prevent that ladder body internal water flow is too fast on the one hand, make the migratory fish move about at the uniform velocity, on the other hand makes fish can be in the junction of main guide plate and inferior baffle and lateral wall rest a little.

(5) Be the U-shaped trough-like through setting up rest area, prolong rest area's length to rivers can form the whirl in the U-shaped turn of flowing through, reduce the rivers velocity of flow, and set up rest area's bottom surface level, further reduce the rivers velocity of flow in the rest area, make things convenient for the fish rest of swimming.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic view of a fishway for detecting a fish condition according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a second inlet of the fishway for detecting fish conditions according to an embodiment of the invention;

fig. 3 is a schematic top view of a ladder body of a fishway for detecting a fish condition according to an embodiment of the invention;

fig. 4 is a schematic top view of an entrance observation chamber and an exit observation chamber of a fishway for detecting fish conditions according to an embodiment of the invention;

fig. 5 is a schematic top view of a rest area of a fishway for detecting a fish condition according to an embodiment of the present invention.

Icon: 10-fishway body; 101-an inlet; 1011-fish luring nozzle; 102-an outlet; 11-inlet observation chamber; 12-an exit viewing chamber; 13-a ladder body; 131-a main guide plate; 132-a secondary guide plate; 133-passing a fishway; 14-rest area; 111-glass curtain wall; 15-a camera; 16-infrared light curtain.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the product of the application is used, the description is only for convenience and simplicity, and the indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present application.

In the description of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Examples

Referring to fig. 1 to 5, the present embodiment provides a fishway for detecting a fish condition, which includes a fishway body 10, wherein two ends of the fishway body 10 are respectively provided with three inlets 101 and three outlets 102, the setting heights of the three inlets 101 are sequentially increased and the setting heights of the three outlets are sequentially decreased along the extending direction of the fishway body 10, one end of the fishway body 10, which is provided with the inlet 101, is provided with an inlet observation chamber 11, one end of the fishway body 10, which is provided with the outlet 102, is provided with an outlet observation chamber 12, and fish monitoring systems are respectively arranged in the inlet observation chamber 11 and the outlet observation chamber 12. Through setting up three import 101 that highly rise in proper order to and set up three export 102 that highly reduce in proper order, with the migratory fish that adapts to different activity depth of water, through set up import observation room 11 and export observation room 12 respectively at fishway body 10 both ends, and set up fish monitoring system respectively in import observation room 11 and export observation room 12, carry out real-time supervision to the migratory fish that gets into and swim out fishway body 10, with the situation of confirming the interior migratory fish of fishway body 10.

It should be noted that, in order to facilitate the swimming fish to enter and exit the fishway body 10, an included angle between the setting angle of the inlet 101 and the flow direction of the water flow is an obtuse angle, and an included angle between the setting angle of the outlet 102 and the flow direction of the water flow is an acute angle.

Because second import 101 is located between other two imports 101, its peripheral rivers are sheltered from the speed reduction, lead to the rivers velocity of flow less, and the probability that indirectly leads to the migratory fish to swim into second import 101 is less, consequently the second import 101 is equipped with luring fish spray tube 1011, luring fish spray tube 1011 locates second import 101 top, luring fish spray tube 1011 one end and passing through water sucking pump and outside water intercommunication, the vertical downward setting of the other end. Through setting up luring fish spray tube 1011, spray the surface of water before second import 101 with the outside water source, make the water splash and the air contact to promote the oxygen content of the near water of import 101, attract the migratory fish to swim into.

In order to prevent that the swimming fish from continuously swimming and consuming excessive physical power, the fishway body 10 comprises a plurality of sections of ladder bodies 13 which are connected in sequence, a rest area 14 is arranged at every plurality of sections of ladder bodies 13, and the rest areas 14 are uniformly arranged along the extending direction of the fishway body 10. Through the rest areas 14 arranged at intervals, the swimming fishes can swim for a period of time and enter one rest area 14 for restitution, so that the swimming of the next section is started.

It should be noted that the ladder body 13 is provided with a gradient angle.

For further description of the ladder body 13, the ladder body 13 is in a strip-shaped groove shape with an open top, and comprises a bottom plate and two opposite side plates, the side plates are perpendicular to the bottom plate and enclose a shape of '21274', a plurality of guide plate groups are arranged in the ladder body 13 at intervals along the extension direction of the ladder body 13, each guide plate group comprises a main guide plate 131 and a secondary guide plate 132, the main guide plate 131 and the secondary guide plates 132 are vertically arranged rectangular plates, the height of the main guide plate 131 and the height of the secondary guide plate 132 are the same, and the horizontal width of the main guide plate 131 is wider than the horizontal width of the secondary guide plate 132. Main guide 131 is arranged parallel to sub guide 132 and in different planes to form a serpentine fishway 133. Through setting up guide plate group, including main guide plate 131 and inferior guide plate 132, form snakelike fish way 133 of crossing in ladder body 13, prevent that ladder body 13 internal water from flowing at the excessive speed on the one hand, make the swimming fish can move about at the uniform velocity, on the other hand makes fish can be at the main guide plate 131 and the junction of inferior guide plate 132 and lateral wall rest a bit.

In order to prevent the water from surging when passing through the edges of the main guide plate 131 and the sub guide plate 132, the sides of the main guide plate 131 and the sub guide plate 132 close to the fishway 133 are provided with triangular pyramid surfaces, and the chamfer angle of the triangular pyramid surfaces is 45 degrees.

The main guide 131 and the sub guide 132 may be provided on the side close to the fishway 133 as a cylindrical surface, and the above effects can be produced similarly.

In order to make the rest area 14 suitable for swimming fish to rest, the rest area 14 is in a U-shaped groove shape with an open top, specifically, the rest area 14 is in a U shape with a horizontal arrangement, and the bottom of the rest area 14 is horizontal arrangement. Be the U-shaped trough-like through setting up rest area 14, prolong the length of rest area 14 to rivers can form the whirl in the U-shaped turn of flowing through, reduce the rivers velocity of flow, and set up the bottom surface level of rest area 14, further reduce the rivers velocity of flow in the rest area 14, make things convenient for the fish rest that swims.

In order to facilitate the manual monitoring of the fish swimming condition, the side walls of the inlet observation chamber 11 and the outlet observation chamber 12 are hollowed out and provided with glass curtain walls 111. By providing the glass curtain wall 111, the person in the observation room 11 can directly observe the fish swimming into and out of the fishway body 10.

In order to carry out non-manual monitoring to the migratory fish that gets into in and swim out the fishway body 10, cross fish monitoring system and include a plurality of cameras 15 and infrared light curtain 16, a plurality of cameras 15 all with the lateral wall fixed connection of the inboard of import observation room 11 and/or export observation room 12, the camera of a plurality of cameras 15 is perpendicular with the extending direction of fishway body 10, the setting direction of infrared light curtain 16 is perpendicular with the extending direction of fishway body 10.

To sum up, the utility model provides a detect fishway of fish condition, it is through setting up the three import that highly rises in proper order to and set up the export that three highly reduced in proper order, with the migratory fish that adapts to different activity depths of water, through set up import observation room and export observation room respectively at fishway body both ends, and set up fish monitoring system respectively in import observation room and export observation room, carry out real-time supervision to the migratory fish that gets into and swim out the fishway body, with the situation of confirming this internal migratory fish of fishway. Through setting up attracting spray tube, spray the surface of water before the second import with outside water source, make the water splash and the air contact to promote the oxygen content of near import water, attract the migratory fish to swim into. Through the rest areas arranged at intervals, the swimming fishes can enter one rest area for rest after swimming for a period of time, and accordingly the swimming of the next section is started. Through setting up guide plate group, including main baffle and inferior baffle, form snakelike fish passage of crossing in the ladder body, prevent that ladder body internal water flow is too fast on the one hand, make the migratory fish move about at the uniform velocity, on the other hand makes fish can be in the junction of main guide plate and inferior baffle and lateral wall rest a little. Be the U-shaped trough-like through setting up rest area, prolong rest area's length to rivers can form the whirl in the U-shaped turn of flowing through, reduce the rivers velocity of flow, and set up rest area's bottom surface level, further reduce the rivers velocity of flow in the rest area, make things convenient for the fish rest of swimming.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a detect fishway of fish condition, includes fishway body (10), and fishway body (10) both ends are opened respectively has three import (101) and three export (102), its characterized in that, follows the extending direction of fishway body (10), it is three the setting height of import (101) risees in proper order, and is three the setting height of export reduces in proper order, the one end that fishway body (10) were opened imported (101) is equipped with import observation room (11), and fishway body (10) are opened the one end that has export (102) and are equipped with export observation room (12), be equipped with fish monitoring system in import observation room (11) and export observation room (12) respectively.

2. The fishway for detecting the fish condition as claimed in claim 1, wherein the second inlet (101) is provided with a fish inducing nozzle (1011), the fish inducing nozzle (1011) is arranged on the top of the second inlet (101), one end of the fish inducing nozzle (1011) is communicated with the external water body through a water suction pump, and the other end is arranged vertically downwards.

3. The fishway for detecting the fish condition as claimed in claim 1, wherein the fishway body (10) comprises a plurality of sections of ladder bodies (13) connected in sequence, a rest area (14) is arranged at intervals of the plurality of sections of ladder bodies (13), and the rest areas (14) are uniformly arranged along the extending direction of the fishway body (10).

4. The fishway for detecting the fish condition according to claim 3, characterized in that the ladder body (13) is in the shape of a strip-shaped groove with an open top, a plurality of guide plate sets are arranged in the ladder body (13) at intervals along the extending direction of the ladder body (13), each guide plate set comprises a main guide plate (131) and a secondary guide plate (132), and the main guide plates (131) and the secondary guide plates (132) are arranged in parallel and are located on different planes to form a snake-shaped fishway (133).

5. The fishway of claim 4, characterized in that the main guide (131) and the sub guide (132) are arranged as triangular pyramidal planes with a chamfer angle of 45 ° on the side close to the fishway (133).

6. The fishway in which fish conditions have been detected according to claim 3, characterised in that the rest area (14) is in the form of a horizontally disposed U-shaped trough with an open top, the bottom of the rest area (14) being horizontally disposed.

7. The fishway of claim 1, characterized in that the side walls of the entrance observation chamber (11) and the exit observation chamber (12) are hollow and are provided with glass curtain walls (111).

8. The fishway for detecting the condition of fish in claim 1, characterized in that the fish monitoring system comprises a plurality of cameras (15) and an infrared light curtain (16), the cameras (15) are fixedly connected with the inner side wall of the inlet observation chamber (11) and/or the outlet observation chamber (12), the cameras of the cameras (15) are perpendicular to the extending direction of the fishway body (10), and the infrared light curtain (16) is arranged perpendicular to the extending direction of the fishway body (10).