CN112323739A - Intelligent rotary fishway fish expelling device and method for expelling fish by using same - Google Patents
Intelligent rotary fishway fish expelling device and method for expelling fish by using same Download PDFInfo
- Publication number
- CN112323739A CN112323739A CN202011073368.2A CN202011073368A CN112323739A CN 112323739 A CN112323739 A CN 112323739A CN 202011073368 A CN202011073368 A CN 202011073368A CN 112323739 A CN112323739 A CN 112323739A
- Authority
- CN
- China
- Prior art keywords
- fish
- fishway
- driving
- rotary
- walking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/08—Fish passes or other means providing for migration of fish; Passages for rafts or boats
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
- E02B1/006—Arresting, diverting or chasing away fish in water-courses or water intake ducts, seas or lakes, e.g. fish barrages, deterrent devices ; Devices for cleaning fish barriers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/08—Fish passes or other means providing for migration of fish; Passages for rafts or boats
- E02B8/085—Devices allowing fish migration, e.g. fish traps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/60—Ecological corridors or buffer zones
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention relates to an intelligent rotary fishway fish expelling device and a method for expelling fish by using the same. The fish driving device comprises a travelling mechanism, a fish blocking electric fence and a fish blocking fence rotating mechanism, wherein the travelling mechanism comprises a travelling trolley and travelling rails symmetrically distributed on the top surfaces of two side walls of a fishway, the starting end of each travelling rail is arranged at a position close to an overhauling stacked gate, and the terminal end of each travelling rail extends to a fish collecting box lifting well along the fishway; the fish blocking electric fence is vertically hung in the fishway through the fish blocking fence rotating mechanism. Before driving the fish, the fish blocking electric fence is parallel to the water flow direction, the downstream fish enters the fishway, when the fish in the fishway reaches the transportation volume of the fish collecting box lifting well, the fish blocking electric fence rotates by 90 degrees to block the fishway inlet, and the walking trolley drives the fish blocking electric fence to move and drives the fish in the fishway into the fish collecting box. The invention realizes automatic driving of fish, greatly increases the fish passing efficiency of the fishway, reduces manual intervention and influence on ecological environment protection, and has high safety.
Description
Technical Field
The invention relates to the field of hydraulic and hydroelectric engineering, in particular to an intelligent rotary fishway fish-expelling device for a fishway of a hydropower station and a method for expelling fish by using the device.
Background
In order to meet various requirements of flood control, irrigation, power generation, shipping, water supply and the like, a water conservancy and hydropower engineering building is usually constructed on a river to form a reservoir, raise the water level and regulate runoff. The construction of water conservancy and hydropower engineering brings great benefits to human beings, and simultaneously, the continuity of river organisms is damaged, the passages of migratory and semi-migratory fishes are blocked, and the biological diversity of the river is reduced. In order to protect natural fishery resources and guarantee the continuity and diversity of an aquatic ecosystem, the main repair measure adopted at present is to construct fish passing facilities in hydroelectric hydraulic engineering, wherein the fish passing facilities mainly comprise a fishway, a fish gate, a fish elevator, a fish gathering and transporting ship and the like.
The fishway is a fish passing building built for fish migration in a gate dam or a natural obstacle, is arranged in a region with gentle water flow at a non-flood discharge and power generation dam section on two sides of a hydraulic junction, has the function of guiding fishes to enter an upstream from a downstream of a power station, mainly plays a role of passing the fishes, and is an ecological measure for reducing interference of the gate dam on survival and propagation of the fishes. The fish elevator is a form of fishway, and enables fishes to pass through a hydraulic building by a faster method; most of the existing fishways are artificial water tanks built in river barrage buildings, the requirements of local fishes on flow velocity and flow state are difficult to meet, the fishes can be gathered in partial areas of the fishways and do not advance after entering the fishways under general conditions, so that fish collecting cabins cannot collect the fishes quickly for next transportation work, and the fish passing efficiency is low. If manual intervention is adopted to collect fish, potential environmental protection and ecological problems can be caused.
Disclosure of Invention
The invention aims to overcome the defects of the background technology and provides an intelligent rotary fishway fish expelling device for a fishway of a hydropower station to expel fish into a fish collecting chamber and a method for expelling fish by using the device.
The invention aims to be implemented by the following technical scheme, in particular to an intelligent rotary fish way driving device, which is used for being built in a fish passing facility of a hydropower station to drive fish, wherein the fish passing facility comprises a fish way and a fish collecting chamber lifting well arranged at the terminal of the fish way, a fish inlet of the fish way is arranged at the downstream of the hydropower station, and a maintenance overlapped gate is arranged at the position, close to the fish inlet, of the fish way, and the intelligent rotary fish way driving device is characterized in that: the fish driving device comprises a walking mechanism, a fish blocking electric fence and a fish blocking fence rotating mechanism, wherein the walking mechanism comprises a walking trolley and walking rails symmetrically distributed on the top surfaces of two side walls of the fishway, the starting end of each walking rail is arranged at a position close to the maintenance stacked gate, the terminal extends to the fish collecting box lifting well along the fishway, and the walking trolley is arranged on the walking rails and moves back and forth on the walking rails; the fish blocking electric fence is vertically hung in the fishway through a fish blocking fence rotating mechanism and is vertical to the fishway in the fish driving process, so that the fishway is divided into a fish driving area close to the fish collecting box lifting well and a fish feeding area close to the overhaul laminated gate; the fish barrage rotating mechanism comprises a driving mechanism, a rotating mechanism and a rotating suspender, the driving mechanism is installed on the walking trolley, the upper end of the rotating suspender is connected with a driving shaft of the driving mechanism through the rotating mechanism and is driven to rotate by the driving mechanism, the lower end of the rotating suspender is connected with the fish barrage through an elastic connecting piece, and balanced diagonal draw bars are symmetrically arranged on two sides of the connecting part.
The further technical scheme of the invention is as follows: the fish driving device further comprises a control cabinet, a camera and a laser limiting device, wherein the camera and the laser limiting device are arranged in the fish driving area, and the laser limiting device comprises a laser emitter arranged on the walking trolley and a laser positioning plate provided with a walking track terminal; the camera is just opposite to a fish driving area of the fishway, the signal output ends of the camera and the laser limiting device are connected with the signal input end of the control cabinet, and the signal output end of the control cabinet is connected with the driving mechanism, the driving mechanism of the walking trolley and the power-on control end of the fish blocking electric fence.
The further technical scheme of the invention is as follows: the distance between the starting point of the walking track and the overhaul stacked gate is 5-10 m, and the end point of the walking track extends to the two sides of the fish collecting compartment lifting well; the walking trolley comprises a walking support and walking wheels symmetrically arranged at the bottoms of the two ends of the walking support, the driving mechanism is installed on the walking support through a support frame, and the lower end of the rotary suspender penetrates through the center of the walking support and the center of the top of the fish blocking electric fence.
The invention has the following excellent technical scheme: the connecting end of the rotary hanger rod and the electric fish blocking fence is provided with a horizontal connecting rod, the horizontal connecting rod is rigidly connected with the rotary hanger rod, the horizontal connecting rod is connected with the electric fish blocking fence through an elastic connecting component, the two balanced diagonal draw bars are symmetrically arranged at two sides of the horizontal connecting rod, one end of the two balanced diagonal draw bars is connected with the horizontal connecting rod in a sliding way, and the other end of the two balanced diagonal draw bars is connected with the electric fish blocking fence through a; the elastic connecting component is at least two connecting springs.
The invention has the following excellent technical scheme: the rotary mechanism comprises a rotary support, an end face adaptive bearing and a support bearing, the rotary support is arranged at the center of the top of the walking trolley, the upper end of a rotary suspender penetrates through a support of the walking trolley and the rotary support to be connected with a driving rod of the driving mechanism, the upper end and the lower end of the contact part of the rotary support and the rotary suspender are respectively provided with the end face adaptive bearing and the support bearing, and the rotary suspender is rotatably connected with the rotary support through the end face adaptive bearing and the support bearing; the end face adaptive bearing is a double-row spherical surface self-aligning roller bearing, and the support bearing is a thrust self-aligning roller bearing.
The invention has the following excellent technical scheme: the fish blocking electric fence comprises an insulating grid and a galvanized pipe electric level group arranged in the middle of the grid, and a transmission line of the galvanized pipe electric level group penetrates through the rotary hanging rod and is led out from the top end of the rotary hanging rod; the height and the width of the fish blocking electric fence are matched with the height and the width of a channel of the fishway, and the two sides of the fish blocking electric fence, the two side walls of the fishway, the bottom edge and the bottom surface of the fishway are respectively provided with a distance of 10-20 mm.
The invention has the following excellent technical scheme: the driving mechanism is a three-in-one driving motor or an electric push rod, when the driving mechanism is a driving motor, the driving motor is installed on a walking bracket of the walking trolley through a supporting frame, and the driving rod is directly connected with the control end of the rotary suspender and controls the rotary suspender to rotate forward or reversely by 90 degrees; when the driving mechanism is an electric push rod, a driving rod of the electric push rod is connected with a control end of the rotating suspender through a 90-degree bending rod, the electric push rod is vertically hinged on the supporting frame and can rotate in a plane, and the electric push rod pushes the 90-degree bending rod to rotate to drive the rotating hanging shaft to rotate forward or reversely by 90 degrees when working.
The invention provides a method for driving fishes by using the intelligent rotary fish way driving device, which is suitable for driving fishes from the end of a gate groove of an access stop girder to a fish collecting chamber lifting well in a fishway of a hydropower station and is characterized by comprising the following specific steps:
(1) before fish at the downstream of the hydropower station enters the fishway, the walking trolley is arranged at one end of the walking track close to the fish inlet, the fish blocking electric fence is parallel to the fishway, and the fishway is open at the moment;
(2) when the fish in the fishway reaches the transportation volume of the fish collecting box lifting well, the fish blocking electric fence is controlled to rotate by 90 degrees to block the inlet of the fishway, and the walking trolley is driven to move along the fishway towards the direction of the fish collecting box lifting well to drive the fish blocking electric fence to drive the fish in the fishway to the fish collecting box lifting well;
(3) after the fish blocking electric fence drives the fish in the fishway to the fish collecting box lifting well, the walking trolley moves along the direction of the fishway towards the access stop gate, and before moving or when moving to the starting end, the fish blocking electric fence is controlled to rotate by 90 degrees to recover the passing of the fishway.
The invention has the following excellent technical scheme: the walking of the fish driving device and the rotation of the fish blocking electric fence are controlled by the control cabinet to automatically work, the fish amount in the fishway is monitored in an image acquisition mode, when the fish amount meets the transportation requirement, the control cabinet controls the fish blocking electric fence to rotate by 90 degrees to block the inlet of the fishway, and simultaneously controls the walking trolley to move along the fishway towards the direction of the fish collecting box lifting well; the moving stroke of the walking trolley is limited through the laser limiting device, the walking trolley stops moving when moving to the positions on two sides of the fish collecting box lifting shaft, the walking trolley is controlled to move to the starting end in the opposite direction, and meanwhile, the fish blocking electric fence is controlled to rotate 90 degrees again to open the fishway inlet.
The invention has the following excellent technical scheme: the electric fish blocking fence can automatically drive the fish by sending electric waves with the influence range within 1.5m in the fish driving process.
The invention has the following advantages:
(1) the invention is provided with the travelling mechanism, can automatically travel in the fishway, drives the fishes into the fish collecting box through weak electric waves, can quickly collect the fishes for next transportation work, and greatly increases the fish passing efficiency of the fishway.
(2) The fish barrier in the invention adopts a galvanized pipe electrode group to generate electric waves in a reasonable range to automatically drive fishes, thereby reducing manual intervention and influence on ecological environment protection; the electric grid and the whole structure adopt high-strength insulating coatings, people can touch the electric grid, the equipment works without interference and radiation to a power grid, and the safety is high.
(3) The electric fish blocking fence is arranged on the support frame of the walking mechanism through the rotating suspension rod, so that the automatic rotation of the electric fish blocking fence can be realized, the electric fish blocking fence can be rotated to block a fishway when fish is driven, the fish is prevented from swimming in the opposite direction, and the electric fish blocking fence can be rotated to the position where the fishway is parallel when the fish is not driven, so that the normal passing of the fish is facilitated.
(4) The rotary suspender is connected with the electric fish barrage through the diagonal draw bar and the connecting spring together, so that the electric fish barrage can adapt to inclination and vibration of the electric fish barrage generated by unbalanced gravity of the electric fish barrage, deflection of the suspender and different hydrodynamic force conditions, and the working reliability of the electric fish barrage is enhanced.
(5) The rotary suspender of the invention adopts the self-aligning thrust roller bearing as the end adaptive bearing, and can adapt to the vibration and swing of the driving mechanism in a certain range to the rotary suspender.
(6) The fish driving device can realize automatic control, can automatically control the fish driving work after the fish in the fishway reaches a certain number, and can quickly drive the fish into the fish collecting box, thereby greatly increasing the fish passing efficiency of the fishway.
The invention has the advantages of simple integral installation and disassembly, strong adaptability, less maintenance and easy maintenance, realizes automatic driving of fish, fast collection of fish for next transportation, greatly increases the fish passing efficiency of the fishway, reduces manual intervention and ecological environmental protection influence, and has high safety.
Drawings
FIG. 1 is a schematic view of the overall structure of the driving mechanism of the present invention, which is a motor;
FIG. 2 is a schematic view of the overall structure of the push rod as the driving mechanism of the present invention;
FIG. 3 is a view of the arrangement of the fish driving state of the present invention;
FIG. 4 is a view of the arrangement of the fish-passing state of the present invention;
FIG. 5 is a control schematic of the present invention;
FIG. 6 is a schematic view of the structure of the motor driving mechanism of the present invention;
FIG. 7 is a schematic structural view of the electric putter driving mechanism according to the present invention;
FIG. 8 is a plan view of the electric putter drive mechanism of the present invention;
fig. 9 is a flow chart of the fish driving method of the invention.
In the figure: 1-fish blocking electric fence, 100-galvanized pipe electric level group, 2-rotary suspender, 3-walking trolley, 4-driving mechanism, 400-supporting frame, 401-90 degree bending rod, 5-rotating mechanism, 500-rotary support, 501-end surface adaptive bearing, 502-support bearing, 6-elastic connecting piece, 7-balance diagonal rod, 8-horizontal connecting rod, 9-fishway, 900-side wall, 901-fish inlet, 902-fish driving area, 903-fish inlet area, 10-maintenance stacked gate, 11-fish collecting box lifting well, 12-camera, 13-laser transmitter, 14-laser positioning plate, 15-control cabinet, 16-walking track, 17-third-level stilling pool, 18-second-level stilling pool, 19-first-level stilling pool and 20-gate valve.
Detailed Description
The invention is further illustrated by the following figures and examples. Fig. 1 to 9 are drawings of embodiments, which are drawn in a simplified manner and are only used for the purpose of clearly and concisely illustrating the embodiments of the present invention. The following claims presented in the drawings are specific to embodiments of the invention and are not intended to limit the scope of the claimed invention. 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 invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inside", "outside", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are conventionally placed in use, or the orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the embodiment, the intelligent rotary fish way fish driving device is used for being built in a fish passing facility of a hydropower station to drive fish, as shown in fig. 3 and 4, the fish passing facility comprises a fish way 9 and a fish collecting chamber lifting shaft 11 arranged at the terminal of the fish way, a third-stage stilling pool 17, a second-stage stilling pool 18 and a first-stage stilling pool 19 are arranged at the position of the fish collecting chamber lifting shaft 11, water entering the fish collecting chamber lifting shaft 11 is stilled and then discharged, and a gate valve 20 is arranged at a water outlet of the first-stage stilling pool 19. The fishway 9 is arranged in a region where the water flows of the non-flood discharge and power generation dam sections on two sides of the hydraulic junction are gentle, a fish inlet 901 of the fishway 9 is arranged at the downstream of the hydropower station, the fish inlet 901 of the fishway is arranged into a distributed fish inlet, and a maintenance overlapped gate 10 is arranged at a position, close to the fish inlet 901, of the fishway. As shown in fig. 1 and 2, the fish driving device comprises a traveling mechanism, a fish blocking electric fence 1 and a fish blocking fence rotating mechanism, wherein the traveling mechanism comprises a traveling trolley 3 and traveling rails 16 symmetrically distributed on the top surfaces of two side walls 900 of a fishway 9, the starting end of each traveling rail 16 is arranged at a position 5-10 m away from the length of an overhaul stacked gate 10, the terminal end of each traveling rail 16 extends to two sides of a fish collecting box lifting well 11 along the fishway 9, each traveling trolley 3 comprises a traveling support and traveling wheels symmetrically arranged at the bottoms of two ends of each traveling support, and each traveling trolley 3 is arranged on the corresponding traveling rail 16 and moves back and forth on the corresponding traveling rail 16. The fish blocking electric fence 1 is vertically hung in the fishway 9 through a fish blocking fence rotating mechanism and is vertical to the fishway 9 in the fish driving process, and the fishway 9 is divided into a fish driving area 902 close to the fish collecting chamber lifting well 9 and a fish feeding area 903 close to the overhaul folding gate 10. The fish barrage rotating mechanism comprises a driving mechanism 4, a rotating mechanism 5 and a rotating suspender 2, the driving mechanism 4 is installed at the central position of a walking support of the walking trolley 3 through a support frame 400 and is connected with the rotating suspender 2 through the rotating mechanism 5, the lower end of the rotating suspender 2 penetrates through the central position of the walking support to be connected with the central position of the top of the fish barrage electric fence 1, and the fish barrage electric fence 1 can move along a fishway to drive fish under the driving of the walking trolley 3; under the action of the driving mechanism 4, the fish barrier 1 can be controlled to rotate 90 degrees in the forward direction or direction.
In the embodiment of the intelligent rotary fish-driving device for the fishway, as shown in fig. 1 and 2, the electric fish-blocking fence 1 comprises an insulating grid and a galvanized pipe electric level group 100 arranged in the middle of the grid, and a transmission line of the galvanized pipe electric level group 100 passes through the rotary hanger rod 2 and is led out from the top end of the rotary hanger rod 2; the height and the width of the fish blocking electric fence 1 are matched with the height and the width of a channel of the fishway 9, and the two sides of the fish blocking electric fence 1, the two side walls of the fishway 9, the bottom side and the bottom surface of the fishway 9 are all provided with intervals of 10-20 mm. Be equipped with horizontal connecting rod 8 at rotatory jib 2 and 1 link of electric bars of blocking fish, horizontal connecting rod 8 and 2 rigid connection of rotatory jib, horizontal connecting rod 8 passes through elastic connection component 6 and is connected with electric bars of blocking fish 1, elastic connection component 6 is two piece at least connecting spring, sets up two balanced oblique pull rod 7 in 8 bilateral symmetry of horizontal connecting rod, and balanced oblique pull rod 7 wherein one end and 8 sliding connection of horizontal connecting rod, the other end and 1 hinged joint of electric bars of blocking fish.
In the embodiment of the intelligent rotary fish-driving device for the fishway, as shown in fig. 6 and 7, the rotary mechanism 5 includes a rotary support 500, an end-face adaptive bearing 501 and a support bearing 502, the rotary support 500 is installed at the center of the top of the traveling trolley 3, the upper end of the rotary suspension rod 2 penetrates through the support of the traveling trolley 3 and the rotary support 500 to be connected with the driving rod of the driving mechanism 4, the upper end and the lower end of the contact part of the rotary support 500 and the rotary suspension rod 2 are respectively provided with the end-face adaptive bearing 501 and the support bearing 502, and the rotary suspension rod 2 is rotatably connected with the rotary support 500 through the end-face adaptive bearing 501 and the support bearing 502; the end face adaptive bearing 501 is a double-row spherical self-aligning roller bearing, and the support bearing 502 is a thrust self-aligning roller bearing. The driving mechanism 4 is a three-in-one driving motor or an electric push rod, when the driving mechanism is a driving motor, as shown in fig. 6, the driving motor is installed on a walking bracket of the walking trolley 3 through a supporting frame 400, and the driving rod is directly connected with the control end of the rotating suspender 2 and controls the rotating suspender 2 to rotate forward or backward by 90 degrees; when the driving mechanism is an electric push rod, as shown in fig. 7 and 8, a driving rod of the electric push rod is connected with the control end of the rotary hanger rod 2 through a 90 ° bending rod 401, the electric push rod is vertically hinged on the supporting frame 400 and can rotate in a plane, and when the electric push rod works, the electric push rod pushes the 90 ° bending rod 401 to rotate to drive the rotary hanger shaft to rotate forward or backward by 90 °.
As shown in fig. 3 to 5, the intelligent rotary fish way fish driving device in the embodiment further includes a control cabinet 15, a camera 12 arranged in the fish driving area 902, and a laser limiting device, wherein the laser limiting device includes a laser emitter 13 mounted on the traveling trolley 3 and a laser positioning plate 14 provided with a traveling rail 16 terminal; the camera 12 is over against the fish driving area 902 of the fishway 9, the signal output ends of the camera 12 and the laser limiting device are connected with the signal input end of the control cabinet 15, and the signal output end of the control cabinet 15 is connected with the driving mechanism 4, the driving mechanism of the walking trolley 3 and the power-on control end of the fish blocking electric fence 1. The walking distance of the walking trolley 3 on the walking track 16 is limited by the laser emitter 13 and the laser positioning plate 14, and the walking trolley 3 stops walking when walking to the two sides of the fish collecting box lifting well 11 and returns along the original path.
According to the invention, the number of fishes in the fishway is monitored and intelligently identified through the camera 12, when the preset number of fishes reaches the control system, the control console sends a signal, the driving mechanism 4 of the fish driving device automatically starts to work, the rotary suspender 2 and the electric fish barricade 1 are driven to rotate, the electric fish barricade 1 is perpendicular to the water flow direction, the power is supplied by the transmission cable, and the electric fish barricade 1 generates electric waves. The running mechanism of the fish driving device works to drive the fish driving device to run along the running track 16 to the direction of the fish collecting box lifting well 11 to drive the fishes to enter the fish collecting box. And after the fish driving operation is finished, the driving mechanism 4 of the fish driving device operates, the suspender rotates to an initial state, the walking mechanism operates, the device walks to an initial position, and the device returns to an initial fish passing state.
The image-based discrimination system comprises the following six links: 1. acquiring an image; 2. calibrating a camera; 3. extracting characteristics; 4. matching images; 5. digital metering; 6. and (5) signal transmission.
The camera acquires images to obtain a preprocessing signal, the preprocessing signal is transmitted to a state monitoring server in a control cabinet 15 on a fish driving device rack through an Ethernet or a 4G/5G module, and real-time display and real-time storage of equipment state data are achieved by combining a state monitoring system of the control cabinet 15. The state monitoring and intelligent diagnosis system CMA software of the server is based on a B/S framework, can be remotely accessed through a browser under the condition of accessing an external network/a local area network, and can set related login rights. The CMA supports a Web API interface and TCP/IP and OPC communication modes, and can realize data interaction with other third-party systems. The image acquisition gives consideration to two types of signals of an infrared image and an optical image, wherein the optical image signal adopts a binocular camera, and the three-dimensional reconstruction of the tooth shape is completed through parallax analysis. The equipment selection is as follows: intel RealSense Camera D415 binocular structured light infrared depth Camera (Active IR Stereo). A laser sensor is adopted for judging the running state of the trolley, a laser positioning plate is arranged above the fish collecting chamber, the position of the fish driving device is monitored in real time, and the information is fed back to the control cabinet. ADS8413 is adopted for AD conversion of the acquisition system, two-channel synchronous sampling is carried out, and the sampling rate is required to be more than 1M; a control processing system of the control cabinet 15 adopts ZYNQ series FPGA XC7Z020-2CLG4841 and carries out operation processing on the acquired image signals. The system adopts Ethernet to transmit data to the outside, a Linux operating system is operated in the module, and the whole module adopts 12V direct current power supply; data communication can adopt two modes of wired transmission and wireless transmission: 1) the cable with the parallel wire transmission and power supply cable of the fish driving device only needs one photoelectric conversion module; 2) the wireless transmission is mainly used for transmitting the running state of the image recognition system and the device, the GPRS mode is adopted for transmission, and a 4G industrial wireless router with the model ZR2000 is selected to construct a transmission system environment. And the signals are sent to an upper computer positioned on a console through a wired/wireless network, so that remote data monitoring and indication control are realized.
The method for driving the fish by the intelligent rotary fishway fish driving device in the embodiment is shown in fig. 9, and is characterized by comprising the following specific steps:
(1) before fish at the downstream of the hydropower station enters a fishway, a walking trolley is arranged at one end of a walking track close to a fish inlet, a fish blocking electric fence 1 is parallel to the water flow direction, as shown in fig. 4, the fishway is open at the moment, the fish enters a fish inlet area 903 of the fishway 9 through a distributed fish inlet 904 of the fishway 9, and the fish in the fish inlet area 903 enters a fish driving area 902 through the open fish blocking electric fence 1;
(2) monitoring the fish amount in the fish driving area 902 of the fishway in an image acquisition mode, controlling the fish blocking electric fence to rotate 90 degrees through the control cabinet when the fish amount meets the transportation requirement, as shown in fig. 3, blocking an inlet of the fishway 9, and simultaneously controlling the traveling trolley 3 to move along the direction of the fishway 9 towards the fish collecting box lifting well 11 to drive the fish blocking electric fence 1 to drive the fish in the fish driving area 902 of the fishway into the fish collecting box; the electric fish blocking fence sends out electric waves with the influence range within 1.5m in the fish driving process to automatically drive the fish;
(3) after the electric fish blocking fence 1 drives the fish in the fishway to the fish collecting box, the walking trolley 3 is automatically controlled to move towards the direction of the access stop gate 10 along the reverse direction of the fishway, and before moving or when moving to the starting end, the electric fish blocking fence 1 is controlled to rotate 90 degrees to recover the passing of the fishway.
The above description is only one embodiment of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides an intelligence rotation type fishway drives fish device for the fish is driven in the fish passing facility of building at power station, should pass the fish facility and include fishway (9) and set up collection fish box elevator shaft (11) at the fishway terminal, and the fish mouth (901) that advances of fishway (9) set up in power station low reaches, and the position that closes on into fish mouth (901) at the fishway is equipped with overhauls overlapping gate (10), its characterized in that: the fish driving device comprises a travelling mechanism, a fish blocking electric fence (1) and a fish blocking fence rotating mechanism, wherein the travelling mechanism comprises a travelling trolley (3) and travelling rails (16) which are symmetrically distributed on the top surfaces of two side walls (900) of a fishway (9), the starting end of each travelling rail (16) is arranged at a position close to an overhauling overlapped gate (10), the terminal of each travelling rail (16) extends to a fish collecting box lifting well (11) along the fishway (9), and the travelling trolley (3) is arranged on the travelling rails (16) and moves back and forth on the travelling rails (16); the fish blocking electric fence (1) is vertically hung in the fishway (9) through a fish blocking fence rotating mechanism and is vertical to the fishway (9) in the fish driving process, so that the fishway (9) is divided into a fish driving area (902) close to the fish collecting box lifting well (9) and a fish inlet area (903) close to the overhaul folding gate (10); the fish barrage rotating mechanism comprises a driving mechanism (4), a rotating mechanism (5) and a rotating suspender (2), the driving mechanism (4) is installed on the walking trolley (3), the upper end of the rotating suspender (2) is connected with a driving shaft of the driving mechanism (4) through the rotating mechanism (5) and is driven to rotate by the driving mechanism (4), the lower end of the rotating suspender (2) is connected with the electric fish barrage (1) through an elastic connecting piece (6), and balanced inclined pull rods (7) are symmetrically arranged on two sides of the connecting part; in the walking process of the walking trolley (3), the fish blocking electric fence (1) is driven to move along the fishway (9) to drive fishes.
2. The intelligent rotary fishway fish expelling device of claim 1, wherein: the fish driving device further comprises a control cabinet (15), a camera (12) arranged in the fish driving area (902) and a laser limiting device, wherein the laser limiting device comprises a laser emitter (13) arranged on the walking trolley (3) and a laser positioning plate (14) provided with a walking track terminal; the camera (12) is just opposite to a fish driving area (902) of the fishway (9), the signal output ends of the camera (12) and the laser limiting device are connected with the signal input end of the control cabinet (15), and the signal output end of the control cabinet (15) is connected with the driving mechanism (4), the driving mechanism of the walking trolley (3) and the power-on control end of the fish blocking electric fence (1).
3. The intelligent rotary fishway fish expelling device of claim 1 or 2, wherein: the distance between the starting point of the walking track (16) and the overhaul stacked gate (10) is 5-10 m, and the end point of the walking track extends to the two sides of the fish collecting compartment lifting well (11); the walking trolley (3) comprises a walking support and walking wheels symmetrically arranged at the bottoms of the two ends of the walking support, the driving mechanism (4) is installed on the walking support through a support frame (400), and the lower end of the rotary suspender (2) penetrates through the center of the walking support and the center of the top of the electric fish blocking fence (1).
4. The intelligent rotary fishway fish expelling device of claim 1 or 2, wherein: a horizontal connecting rod (8) is arranged at the connecting end of the rotary suspender (2) and the electric fish barricade (1), the horizontal connecting rod (8) is rigidly connected with the rotary suspender (2), the horizontal connecting rod (8) is connected with the electric fish barricade (1) through an elastic connecting component (6), two balance diagonal draw bars (7) are symmetrically arranged at two sides of the horizontal connecting rod (8), one end of each balance diagonal draw bar is in sliding connection with the horizontal connecting rod (8), and the other end of each balance diagonal draw bar is in hinged connection with the electric fish barricade (1); the elastic connecting component (6) is at least two connecting springs.
5. The intelligent rotary fishway fish expelling device of claim 1 or 2, wherein: the rotary mechanism (5) comprises a rotary support (500), an end face adaptive bearing (501) and a support bearing (502), the rotary support (500) is installed at the center of the top of the walking trolley (3), the upper end of the rotary suspender (2) penetrates through a support of the walking trolley (3) and the rotary support (500) to be connected with a driving rod of the driving mechanism (4), the upper end and the lower end of the contact part of the rotary support (500) and the rotary suspender (2) are respectively provided with the end face adaptive bearing (501) and the support bearing (502), and the rotary suspender (2) is rotatably connected with the rotary support (500) through the end face adaptive bearing (501) and the support bearing (502); the end face adaptive bearing (501) is a double-row spherical self-aligning roller bearing, and the support bearing (502) is a thrust self-aligning roller bearing.
6. The intelligent rotary fishway fish expelling device of claim 1 or 2, wherein: the fish blocking electric fence (1) comprises an insulating grid and a galvanized pipe electric level group (100) arranged in the middle of the grid, and a transmission line of the galvanized pipe electric level group (100) penetrates through the rotary suspender (2) and is led out from the top end of the rotary suspender (2); the height and the width of the fish blocking electric fence (1) are matched with the height and the width of a channel of the fishway (9), and the two sides of the fish blocking electric fence (1), the two side walls of the fishway (9), the bottom side and the bottom surface of the fishway (9) are all provided with a distance of 10-20 mm.
7. The intelligent rotary fish-driving device for fishways of claim 3, comprising: the driving mechanism (4) is a three-in-one driving motor or an electric push rod, when the driving mechanism is the driving motor, the driving motor is installed on a walking support of the walking trolley (3) through a support frame (400), and the driving rod is directly connected with the control end of the rotating suspender (2) and controls the rotating suspender (2) to rotate forward or backward by 90 degrees; when the driving mechanism is an electric push rod, a driving rod of the electric push rod is connected with a control end of the rotating suspension rod (2) through a 90-degree bending rod (401), the electric push rod is vertically hinged on the supporting frame (400) and can rotate in a plane, and the electric push rod pushes the 90-degree bending rod (401) to rotate to drive the rotating suspension shaft to rotate forward or reversely by 90 degrees when working.
8. A method for driving fish by using the intelligent rotary fish-channel fish-driving device in claim 1, which is suitable for driving fish from the slot end of the access stop gate to a fish-collecting chamber lifting well in a fish channel of a hydropower station, and is characterized by comprising the following specific steps:
(1) before fish at the downstream of the hydropower station enters the fishway, the walking trolley is arranged at one end of the walking track close to the fish inlet, the fish blocking electric fence is parallel to the water flow direction, and the fishway is open at the moment;
(2) when the fish in the fishway reaches the transportation volume of the fish collecting box lifting well, the fish blocking electric fence is controlled to rotate by 90 degrees to block the inlet of the fishway, and the walking trolley is driven to move along the fishway towards the direction of the fish collecting box lifting well to drive the fish blocking electric fence to drive the fish in the fishway into the fish collecting box;
(3) after the electric fish blocking fence drives the fish in the fishway to the fish collecting box, the walking trolley moves along the direction of the fishway towards the access stop gate, and before moving or when moving to the starting end, the electric fish blocking fence is controlled to rotate by 90 degrees to recover the passing of the fishway.
9. The method for driving fish by using the intelligent rotary fishway fish driving device according to claim 8, wherein: the walking of the fish driving device and the rotation of the fish blocking electric fence are controlled by the control cabinet to automatically work, the fish amount in the fishway is monitored in an image acquisition mode, when the fish amount meets the transportation requirement, the control cabinet controls the fish blocking electric fence to rotate by 90 degrees to block the inlet of the fishway, and simultaneously controls the walking trolley to move along the fishway towards the direction of the fish collecting box lifting well; the moving stroke of the walking trolley is limited through the laser limiting device, the walking trolley stops moving when moving to the positions on two sides of the fish collecting box lifting shaft, the walking trolley is controlled to move to the starting end in the opposite direction, and meanwhile, the fish blocking electric fence is controlled to rotate 90 degrees again to open the fishway inlet.
10. The method for driving fish by using the intelligent rotary fishway fish driving device according to claim 8, wherein: the electric fish blocking fence can automatically drive the fish by sending electric waves with the influence range within 1.5m in the fish driving process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011073368.2A CN112323739A (en) | 2020-10-09 | 2020-10-09 | Intelligent rotary fishway fish expelling device and method for expelling fish by using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011073368.2A CN112323739A (en) | 2020-10-09 | 2020-10-09 | Intelligent rotary fishway fish expelling device and method for expelling fish by using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112323739A true CN112323739A (en) | 2021-02-05 |
Family
ID=74314822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011073368.2A Pending CN112323739A (en) | 2020-10-09 | 2020-10-09 | Intelligent rotary fishway fish expelling device and method for expelling fish by using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112323739A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115191397A (en) * | 2022-07-20 | 2022-10-18 | 中国电建集团贵阳勘测设计研究院有限公司 | Sluice mechanism for pool body of fish elevator system and fish elevating method |
-
2020
- 2020-10-09 CN CN202011073368.2A patent/CN112323739A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115191397A (en) * | 2022-07-20 | 2022-10-18 | 中国电建集团贵阳勘测设计研究院有限公司 | Sluice mechanism for pool body of fish elevator system and fish elevating method |
| CN115191397B (en) * | 2022-07-20 | 2023-09-22 | 中国电建集团贵阳勘测设计研究院有限公司 | Sluice mechanism for fish lifting machine system tank body and fish lifting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201075610Y (en) | Aerial circuit over barrier polling robot | |
| CN204248894U (en) | Transformer station's living water washing is auxiliary rushes robot control system | |
| CN109586207A (en) | Intelligent inspection robot and its method for inspecting for cable detection | |
| CN209441584U (en) | A kind of Multi-purpose underwater robot | |
| CN215669387U (en) | Take lifting unit's hydraulic engineering with fence of decontaminating | |
| CN112323739A (en) | Intelligent rotary fishway fish expelling device and method for expelling fish by using same | |
| CN213229068U (en) | Intelligent fishing equipment for cleaning water garbage | |
| CN204912140U (en) | Safety protection system for robot is washed in electrified water -washed of transformer substation | |
| CN213773262U (en) | Intelligent rotary type fishway fish driving device | |
| CN205492149U (en) | Fish blocking device for fish collecting pond | |
| CN107059760A (en) | The high dam length of Hydraulic and Hydro-Power Engineering is defeated to cross fish system | |
| CN105794708A (en) | Electric fish blocking grid structure of fish collecting pond | |
| CN211916856U (en) | Offshore platform track inspection robot based on wireless power carrier communication mode | |
| CN105739521A (en) | Agricultural robot traction and power supply system and method | |
| CN204740260U (en) | Automatic surface of water speed sensor that weeds of natural river based on microwave transmission | |
| CN210665702U (en) | Water quality on-line monitoring data optimization maintenance device | |
| CN209197739U (en) | Hydrometric station measuring automatically flow system | |
| CN208841396U (en) | A kind of indoor crusing robot and indoor cruising inspection system | |
| CN110329382A (en) | A kind of improved cable ditch crusing robot walking mechanism | |
| CN104858167A (en) | Safety protection system and method for electrified water washing robot for substation | |
| CN206784306U (en) | The high dam length of Hydraulic and Hydro-Power Engineering is defeated to cross fish system | |
| CN104815814A (en) | Insulation protection system and method for charging water washing robot in transformer substation | |
| CN113734367A (en) | Dam-free intelligent floating type high-efficiency hydroelectric generation equipment | |
| CN211824549U (en) | Deep open sea intelligent net cage section monitoring system | |
| CN204557202U (en) | Living water washing robot of a kind of transformer station tele-control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |