CN110800684B - Experimental device for research of fish behaviors under water pressure stress - Google Patents
Experimental device for research of fish behaviors under water pressure stress Download PDFInfo
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- CN110800684B CN110800684B CN201911317807.7A CN201911317807A CN110800684B CN 110800684 B CN110800684 B CN 110800684B CN 201911317807 A CN201911317807 A CN 201911317807A CN 110800684 B CN110800684 B CN 110800684B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 241000251468 Actinopterygii Species 0.000 title claims abstract description 54
- 238000011160 research Methods 0.000 title claims abstract description 30
- 230000006399 behavior Effects 0.000 title abstract description 38
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- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
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- 238000010276 construction Methods 0.000 description 2
- 238000011534 incubation Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 241000252230 Ctenopharyngodon idella Species 0.000 description 1
- 241000404975 Synchiropus splendidus Species 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000012636 effector Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
- A01K63/006—Accessories for aquaria or terraria
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention provides an experimental device for fish behavior research under water pressure stress, which comprises a base box body and a culture cylinder detachably arranged on the base box body, wherein a liquid inlet pipe and a liquid outlet pipe are respectively arranged at two sides of the culture cylinder, and a booster pump is arranged on the liquid inlet pipe; a transparent first partition plate is arranged in the culture cylinder, a camera is arranged on the lower side of the first partition plate, a transparent cylinder is arranged on the upper side of the first partition plate, a plurality of through holes are sequentially formed in the side wall of the transparent cylinder from top to bottom, a one-way exhaust control valve is arranged on each through hole, and an air-increasing and pressurizing mechanism is arranged on the upper side of the transparent cylinder; one side of culture tank is equipped with controller and touch display screen, and the controller is connected with touch display screen electricity, and inner wall one side of culture tank is equipped with pressure sensor, and the controller is connected with pressure sensor electricity, and touch display screen is connected with the camera electricity. The device can study the fish behaviors caused by water pressure stress due to various different factor changes, and is convenient to use.
Description
Technical Field
The invention relates to the technical field of fish behavior research equipment, in particular to an experimental device for fish behavior research under water pressure stress.
Background
The research on the fish behaviors is not only beneficial to the development of freshwater aquaculture fishery, but also plays an important guiding role in the aspects of water conservancy construction, agricultural irrigation water and water area environment monitoring and protection. The fish behaviors are mainly generated under the stimulation influence of physical or chemical factors in the external environment, such as light, sound, a magnetic field, water flow, bait and the like, when stimulation signals of the external environment act on the fish sensing organs, the fish nerve impulses are caused to reach the central nerves along afferent nerves, and then are transmitted out of the nerves through central connections to reach effectors, namely action organs, so that reaction behaviors are caused.
In recent years, the temperature, salinity, water flow speed and the like of river water can be changed to different degrees due to environmental climate change, water body environmental pollution, hydraulic engineering construction and the like, and the change of water temperature and flow speed can lead fishes living in the water body to be stressed by certain water pressure, so that the fishes can be subjected to different behavior changes for adapting to the change of living environment.
Based on the method, people can induce the fishes to generate different reaction behaviors by setting different environmental factors, so that people can conveniently research the influence of water pressure stress on the preference behaviors of the fishes.
At present, there are many devices for fish behavior research, however, these devices are generally only suitable for researching changes of a single environmental factor, but not suitable for researching water pressure stress caused by changes of multiple factors, and are not suitable for research under dynamic environment or sudden environment changes, which will have a certain effect on fish behavior research under water pressure stress.
Disclosure of Invention
In order to solve the problems, the invention aims to provide the experimental device for researching the water pressure stressed fish behaviors, which has a simple integral structure and is convenient to use, and can be used for researching the water pressure stressed fish behaviors caused by various different factor changes.
In order to achieve the above object, the technical solution of the present invention is as follows.
An experimental device for research on fish behaviors under water pressure stress is characterized by comprising a base box body and a culture tank detachably mounted on the base box body, wherein a liquid inlet pipe and a liquid outlet pipe are respectively arranged on two sides of the culture tank, and a booster pump is arranged on the liquid inlet pipe; a transparent first partition plate is arranged in the culture tank, and a camera is arranged on the lower side of the first partition plate;
a transparent cylinder is arranged on the upper side of the first partition plate, a plurality of through holes are sequentially formed in the side wall of the transparent cylinder from top to bottom, a one-way exhaust control valve used for controlling gas to flow towards one side of the culture cylinder is arranged on each through hole, and a gas increasing and pressurizing mechanism used for pressurizing gas in the transparent cylinder is arranged on the upper side of the transparent cylinder;
one side of culture tank is equipped with controller and touch display screen, the controller with touch display screen electricity is connected, culture tank's inner wall one side is equipped with pressure sensor, the controller with pressure sensor electricity is connected, touch display screen with the camera electricity is connected.
Furthermore, one end of the water outlet pipe is arranged on one side of the bottom of the culture cylinder, and one end of the water inlet pipe is arranged on one side of the top of the culture cylinder; the inlet tube with all be equipped with the solenoid valve on the outlet pipe, every the solenoid valve all with the controller electricity is connected.
Further, the level is equipped with the second division board in the base box, the top of base box is equipped with the opening, the culture cylinder passes the opening, and with the connection can be dismantled to the second division board.
Further, the downside of second division board is equipped with the water tank, the feed liquor pipe with the drain pipe is kept away from the one end of cultivateing the jar all passes the second division board, and with the water tank intercommunication, be equipped with the immersible pump in the water tank, the delivery port of immersible pump with the connection can be dismantled to the inlet tube, one side of water tank is equipped with the inlet, be equipped with into liquid control valve on the inlet.
Furthermore, a hollow temperature adjusting cavity is arranged at the bottom of the water tank, and a heating mechanism for adjusting the temperature of the liquid in the water tank is arranged in the temperature adjusting cavity; a temperature sensor is arranged on one side of the inner wall of the culture cylinder and is electrically connected with the controller;
the heating mechanism comprises a heat-conducting plate, a heater and an electric refrigerator, wherein the heater and the electric refrigerator are arranged on the lower side of the heat-conducting plate, the heat-conducting plate is made of metal heat-conducting materials, and the heater and the electric refrigerator are respectively electrically connected with the controller through electric leads.
Furthermore, the air-increasing pressurizing mechanism comprises a piston rod, a telescopic rod and a cylinder, one end of the piston rod is inserted into the transparent column body and is in sliding connection with the inner wall of the transparent column body through a piston, and an air-inlet one-way valve for one-way ventilation is arranged on the piston; one end of the telescopic rod is detachably connected with the piston rod, the other end of the telescopic rod is connected with a cylinder which drives the telescopic rod to do vertical telescopic motion, and the cylinder is electrically connected with the controller.
Furthermore, one side of the base box body is provided with a supporting rod, one end of the supporting rod is connected with a supporting bottom plate, the base box body is installed on the supporting bottom plate, the other end of the supporting rod is provided with a cross rod, and the air cylinder is installed on the lower side of the cross rod.
Further, the transparent cylinder is double-deck transparent cylinder of double-deck lateral wall structure, be equipped with a plurality of first LED lamps in the lateral wall cavity of transparent cylinder, top one side of transparent cylinder is equipped with the first control switch who is used for controlling the darkness of the first LED lamp rather than corresponding, first control switch with the controller electricity is connected.
Further, the top of culture cylinder evenly is equipped with a plurality of roots by transparent cylinder top orientation the branch pipe that the culture cylinder outer wall extends, every the branch pipe orientation one side of culture cylinder evenly is equipped with a plurality of second LED lamp, top one side of transparent cylinder is equipped with the second control switch who is used for controlling the darkness rather than the second LED lamp that corresponds, the second control switch with the controller electricity is connected.
Furthermore, the bottom of the culture cylinder is symmetrically provided with 2 underwater propellers for driving liquid in the culture cylinder to circularly flow, the side wall of the culture cylinder is provided with flow velocity sensors, and each underwater propeller and each flow velocity sensor are electrically connected with the controller.
The invention has the beneficial effects that:
compared with the prior art, the experimental device for fish behavior research under water pressure stress is used for controlling the liquid level height in the culture tank through the liquid inlet pipe and the liquid outlet pipe and pressurizing liquid in the culture tank through the booster pump to form a pressurized environment, and is convenient to research the influence of pressure on fish behaviors.
In addition, a transparent cylinder is additionally arranged in the culture cylinder, through holes for controlling one-way exhaust are formed in the side wall of the transparent cylinder from top to bottom, and air is supplemented to the transparent cylinder through the air-enriching and pressurizing mechanism, so that the air is blown into the culture cylinder from the through holes in the side wall of the transparent cylinder at a certain speed, and the influence of the air pressure and the air flow speed of the environment in different water depths on the behavior of the fishes can be conveniently researched.
The pressure sensors arranged in the culture pots are electrically connected with the controller, the controller can respectively control the pressure change in the culture pots and send the pressure change data in the culture pots to the touch display screen, the touch display screen can also observe the behavior change of fishes in the culture pots under the condition that the environment changes suddenly through the camera in real time, and an analysis system in the controller carries out statistical analysis on the change data and the behavior change images.
The culture tank is made of opaque materials, so that the fish can only observe the change inside the culture tank, and cannot be influenced by the change outside the culture tank to research and experiment of fish behaviors, and the accuracy of experimental data is ensured.
The research device provided by the invention has a simple integral structure, is convenient to use, can be used for simultaneously researching the fish behaviors under the water pressure stress caused by the change of various different factors, and can be used for recording the experimental data in real time and carrying out statistical analysis, thereby improving the reliability and the accuracy of research experiments.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic diagram of the operation of the controller according to embodiment 1 of the present invention.
Fig. 3 is a schematic structural diagram of a transparent cylinder in embodiment 2 of the present invention.
Fig. 4 is a schematic diagram of the operation of the controller and the first LED lamp in embodiment 2 of the present invention.
FIG. 5 is a schematic view showing the structure of a base case and an incubation cylinder in embodiment 3 of the present invention.
Fig. 6 is a schematic diagram of the operation of the controller and the second LED lamp in embodiment 3 of the present invention.
FIG. 7 is a schematic view showing the structure of a base case and an incubation cylinder in embodiment 4 of the present invention.
Fig. 8 is a working principle diagram of the controller and the underwater propeller in embodiment 4 of the present invention.
In the figure: 1. a base box body; 101. a second partition plate; 2. cultivating in a jar; 201. a liquid inlet pipe; 202. a liquid outlet pipe; 203. a first partition plate; 205. a pressure sensor; 206. an electromagnetic valve; 207. a temperature sensor; 3. a booster pump; 4. a camera; 5. a transparent cylinder; 501. a through hole; 502. a one-way exhaust control valve; 503. a first LED lamp; 504. a first control switch; 6. a gas increasing and pressurizing mechanism; 601. a piston rod; 602. a telescopic rod; 603. a cylinder; 604. an air inlet one-way valve; 7. a controller; 8. a touch display screen; 9. a water tank; 901. a liquid inlet; 902. a liquid inlet control valve; 10. a submersible pump; 11. a heating mechanism; 111. a heat conducting plate; 112. a heater; 113. a conductive wire; 12. a support bar; 121. a cross bar; 13. a support base plate; 14. a branch pipe; 15. a second LED lamp; 16. a second control switch; 17. an underwater propeller; 18. a flow rate sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the 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.
Example 1
Referring to fig. 1-2, an experimental apparatus for fish behavior research under water pressure stress according to an embodiment of the present invention includes a base box 1 and a culture tank 2 detachably mounted on the base box 1, wherein a liquid inlet pipe 201 and a liquid outlet pipe 202 are respectively disposed at two sides of the culture tank 2, and a booster pump 3 is disposed on the liquid inlet pipe 201; a transparent first partition plate 203 is arranged in the culture tank 2, and a camera 4 is arranged on the lower side of the first partition plate 203; the first division board at camera top is transparent setting, can make things convenient for the camera to carry out the record with the fish action of first division board upside, makes things convenient for the statistical analysis in later stage.
The upper side of the first partition plate 203 is provided with a transparent cylinder 5, the side wall of the transparent cylinder 5 is sequentially provided with a plurality of through holes 501 from top to bottom, each through hole 501 is provided with a one-way exhaust control valve 502 for controlling gas to flow from the transparent cylinder to one side of the culture cylinder, and the upper side of the transparent cylinder 5 is provided with a gas increasing and pressurizing mechanism 6 for pressurizing the gas in the transparent cylinder; the air in the transparent cylinder is pressurized by the air-increasing and pressurizing mechanism, when the air pressure in the cylinder is greater than the exhaust pressure of the one-way exhaust control valve, the valve is opened, so that the air in the cylinder enters the liquid in the culture cylinder through the one-way exhaust control valve, the gas in the culture cylinder is pressurized, a pressurized environment is formed, and the research on the correlation of the influence of the pressure on the behavior of the fishes is facilitated.
One side of the culture cylinder 2 is provided with a controller 7 and a touch display screen 8, the controller 7 is electrically connected with the touch display screen 8, one side of the inner wall of the culture cylinder 2 is provided with a pressure sensor 205, the controller 7 is electrically connected with the pressure sensor 205, and the touch display screen 8 is electrically connected with the camera 4.
In this embodiment, the device is used for controlling the liquid level height in the culture tank through feed liquor pipe and drain pipe to and through the booster pump to the interior liquid pressure boost of culture tank, form a supercharged environment, conveniently be used for studying the influence of pressure to the fish action.
In addition, a transparent cylinder is additionally arranged in the culture cylinder, through holes for controlling one-way exhaust are formed in the side wall of the transparent cylinder from top to bottom, and air is supplemented to the transparent cylinder through the air-enriching and pressurizing mechanism, so that the air is blown into the culture cylinder from the through holes in the side wall of the transparent cylinder at a certain speed, and the influence of the air pressure and the air flow speed of the environment in different water depths on the behavior of the fishes can be conveniently researched.
The pressure sensors arranged in the culture pots are electrically connected with the controller, the controller can respectively control pressure change in the culture pots and send pressure change data in the culture pots to the touch display screen, behavior changes of fishes in the culture pots under the condition that the environment changes suddenly can be observed in real time through the cameras on the touch display screen, and statistical analysis is carried out on the change data and the behavior change images through an analysis system in the controller.
In the embodiment, the culture tank is made of light-tight materials, so that the fish can only observe the change inside the culture tank, and cannot be influenced by the change outside the culture tank to the fish behavior research experiment, and the accuracy of experimental data is ensured.
The research device provided by the embodiment of the invention has a simple integral structure, is convenient to use, can be used for simultaneously researching the fish behaviors under the water pressure stress caused by the change of various different factors, and can be used for recording the experimental data in real time and carrying out statistical analysis, thereby improving the reliability and the accuracy of research experiments.
In order to conveniently research the influence of water level pressure change on fish behaviors, one end of a water outlet pipe 202 is arranged on one side of the bottom of the culture tank 2, and one end of a water inlet pipe 201 is arranged on one side of the top of the culture tank 2; the water inlet pipe 201 and the water outlet pipe 202 are both provided with electromagnetic valves 206, and each electromagnetic valve 206 is electrically connected with the controller 7. Water is fed through the top water inlet pipe, and water is discharged through the bottom water outlet pipe, so that the pressure relief of a reservoir and the water level rising environment are simulated, and the research on fish behaviors under water pressure stress caused by water level change is facilitated.
A second partition plate 101 is horizontally arranged in the base box body 1, and the base box body is divided into an upper layer structure and a lower layer structure by the second partition plate. The superstructure of base box is used for installing the culture tank, and the substructure is as the water tank for realize hydrologic cycle to the culture tank. Referring to fig. 1, the specific structure is as follows:
the top of the base box body 1 is provided with an opening, and the culture tank 2 passes through the opening and is detachably connected with the second partition plate 101. Here, the cultivation jar may be fixed to the second partition plate and the top of the base case, respectively, by bolts and L-shaped fixing angle irons. Wherein, the downside of second division board 101 is equipped with water tank 9, and the one end that culture tank 2 was kept away from to feed liquor pipe 201 and drain pipe 202 all passes second division board 101, and with water tank 9 intercommunication, be equipped with immersible pump 10 in the water tank 9, what the immersible pump adopted is fish bowl micro-submersible pump (JYC-280/450). The water outlet of the submersible pump 10 is detachably connected with the water inlet pipe 201, and the water in the water tank is pumped into the water inlet pipe through the submersible pump and is introduced into the culture tank through the water inlet pipe. A liquid inlet 901 is formed in one side of the water tank 9, and a liquid inlet control valve 902 is arranged on the liquid inlet 901, so that water in the water tank can be replaced conveniently.
In order to conveniently research the influence of water temperature change on fish behaviors, a hollow temperature adjusting cavity is arranged at the bottom of the water tank 9, and a heating mechanism 11 for adjusting the temperature of liquid in the water tank is arranged in the temperature adjusting cavity. The heating mechanism 11 includes a heat conducting plate 111, and a heater 112 and an electric refrigerator mounted on the lower side of the heat conducting plate 111, the heat conducting plate 111 is made of metal heat conducting material, and one side of the heater 112 and one side of the electric refrigerator are respectively electrically connected to the controller 7 through electric wires 113. Wherein, the heater is the electric heating pipe that coils, and electric freezer is the electric freezing pipe that coils.
The controller respectively controls the heater and the electric freezer to work, so that the temperature control adjustment of the water in the water tank is realized through the heat conducting plate, and then the heated or refrigerated water is introduced into the culture tank, thereby being convenient for observing the influence of the change of the water temperature on the behavior of the fishes. Here, the water temperature cannot be too high, subject to the temperature range in which the corresponding fish can survive. (for example, the water temperature for survival of grass carp is 0.5-38 ℃, the water temperature for survival of mandarin fish is 7-32 ℃, and the water temperature for survival of crucian is 0-32 ℃)
In order to prevent the water temperature in the culture tank from exceeding the living temperature range of the fishes, a temperature sensor 207 is arranged on one side of the inner wall of the culture tank 2, and the temperature sensor 207 is electrically connected with the controller 7. The water temperature data signal in the culture tank is sent to the controller through the temperature sensor, the work of the heater and the electric freezer is conveniently regulated and controlled through the controller, so that the water temperature in the culture tank can be well regulated, and the water temperature in the culture tank is prevented from exceeding the survival temperature range of fishes.
The air-increasing pressurizing mechanism 6 comprises a piston rod 601, an expansion link 602 and a cylinder 603, wherein one end of the piston rod 601 is inserted into the transparent column 5 and is connected with the inner wall of the transparent column 5 in a sliding way through a piston, and the piston is provided with an air-inlet one-way valve 604 for one-way ventilation; the ventilation direction of the air inlet one-way valve is one-way ventilation from the outside of the culture tank to the inside of the transparent cylinder. When the piston rod extrudees the air in the transparent cylinder downwards, the one-way flap that admits air is closed, and when the piston rod upwards pulled, can form the negative pressure in the transparent cylinder, the pressure that makes external air is greater than the pressure in the transparent cylinder to make the one-way flap that admits air open, make things convenient for gas to enter into in the transparent cylinder. The one end of telescopic link 602 is passed through the clamp fastener and can be dismantled with piston rod 601 and be connected, and the other end is connected with the cylinder 603 that drives the vertical concertina movement of telescopic link 602, and cylinder 603 is connected with controller 7 electricity, through the start-up of controller control cylinder to make the telescopic link take place concertina movement, and then drive the piston rod and take place vertical movement in transparent cylinder.
In order to stably install the air-increasing pressurizing mechanism 6 on the upper side of the culture tank 2, a support rod 12 is arranged on one side of the base box 1, one end of the support rod 12 is connected with a support bottom plate 13 for installing the base box 1, the other end of the support rod 12 is connected with a cross rod 121 for installing the air-increasing pressurizing mechanism 6, wherein the base box 1 is installed on the support bottom plate 13, the air-increasing pressurizing mechanism 6 is installed on the lower side of the cross rod 121, and an air cylinder on the air-increasing pressurizing mechanism 6 is installed on the cross rod 121. Here, the horizontal pole is pegged graft in the top of bracing piece, and passes through the bolt fastening. An oblique auxiliary connecting rod is additionally arranged on a connecting part of the cross rod and the supporting rod and used for enhancing the stability of the structure on the connecting part.
Example 2
Referring to fig. 3-4, the difference from the above embodiment is that the transparent column 5 is a double-layer transparent column with a double-layer side wall structure, a plurality of first LED lamps 503 are disposed in a cavity of a side wall of the transparent column 5, a first control switch 504 for controlling the brightness of the corresponding first LED lamp 503 is disposed on one side of the top of the transparent column 5, and the first control switch 504 is electrically connected to the controller 7.
In this embodiment, in the vertical direction, a circle of first LED lamps 503 is disposed between every 2 through holes 501, and the controller is used for controlling the brightness of the corresponding first LED lamps through the first control switch. The influence of the brightness of different height levels on the preference behavior of the fishes can be researched by adjusting the brightness of the first LED lamps with different heights.
Example 3
Referring to fig. 5-6, the difference from the above embodiment is that a plurality of branch pipes 14 extending from the top of the transparent cylinder 5 to the outer wall of the culture cylinder 2 are uniformly arranged at the top of the culture cylinder 2, a plurality of second LED lamps 15 are uniformly arranged at one side of each branch pipe 14 facing the inside of the culture cylinder 2, a second control switch 16 for controlling the brightness of the corresponding second LED lamp 15 is arranged at one side of the top of the transparent cylinder 5, and the second control switch 16 is electrically connected with the controller 7.
In this embodiment, be provided with in the horizontal plane direction and use transparent cylinder as a center towards the radial a plurality of branch pipes that extend of culture tank outer wall, all be equipped with the second LED lamp on the branch pipe. The controller is used for controlling the brightness of the corresponding second LED lamp through the second control switch. Through the adjustment of the brightness of the second LED lamps at different positions at the top of the culture tank in the horizontal direction, the influence of the brightness in different regional directions on the preference behavior of the fishes can be researched.
Example 4
Referring to FIGS. 7 to 8, the difference from the above embodiment is that 2 underwater propellers 17 for circulating the liquid in the culture tank 2 are symmetrically arranged at the bottom of the culture tank 2, a flow rate sensor 18 is arranged on the side wall of the culture tank 2, and each of the underwater propellers 17 and the flow rate sensor 18 is electrically connected with the controller 7.
In this embodiment, the controller can be used for controlling opening of underwater propulsor to flow speed data transmission in with the culture tank through flow speed sensor gives the controller, adjusts and controls the velocity of flow in the culture tank through the controller. The influence of different water flow speeds on the preferential behavior of the fishes can be researched by adjusting the flow speed in the culture tank.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The experimental device for fish behavior research under water pressure stress is characterized by comprising a base box body (1) and a culture tank (2) detachably mounted on the base box body (1), wherein a liquid inlet pipe (201) and a liquid outlet pipe (202) are respectively arranged on two sides of the culture tank (2), and a booster pump (3) is arranged on the liquid inlet pipe (201); a transparent first partition plate (203) is arranged in the culture tank (2), and a camera (4) is arranged on the lower side of the first partition plate (203);
a transparent cylinder (5) is arranged on the upper side of the first partition plate (203), a plurality of through holes (501) are sequentially formed in the side wall of the transparent cylinder (5) from top to bottom, a one-way exhaust control valve (502) used for controlling gas to flow towards one side of the culture cylinder is arranged on each through hole (501), and a gas increasing and pressurizing mechanism (6) used for pressurizing gas in the transparent cylinder is arranged on the upper side of the transparent cylinder (5);
a controller (7) and a touch display screen (8) are arranged on one side of the culture tank (2), the controller (7) is electrically connected with the touch display screen (8), a pressure sensor (205) is arranged on one side of the inner wall of the culture tank (2), the controller (7) is electrically connected with the pressure sensor (205), and the touch display screen (8) is electrically connected with the camera (4);
a plurality of branch pipes (14) extending from the top of the transparent cylinder (5) to the outer wall of the culture cylinder (2) are uniformly arranged at the top of the culture cylinder (2), a plurality of second LED lamps (15) are uniformly arranged on one side, facing the culture cylinder (2), of each branch pipe (14), a second control switch (16) used for controlling the brightness of the corresponding second LED lamp (15) is arranged on one side of the top of the transparent cylinder (5), and the second control switch (16) is electrically connected with the controller (7);
the bottom symmetry of culture tank (2) is equipped with 2 and is used for driving culture tank (2) interior liquid circulation mobile underwater propulsor (17), be equipped with flow velocity transducer (18) on the lateral wall of culture tank (2), every underwater propulsor (17), flow velocity transducer (18) all with controller (7) electricity is connected.
2. The experimental facility for studying fish behavior under hydraulic stress as defined in claim 1, wherein one end of said liquid outlet pipe (202) is installed at the bottom side of said culture tank (2), and one end of said liquid inlet pipe (201) is installed at the top side of said culture tank (2); the liquid inlet pipe (201) and the liquid outlet pipe (202) are respectively provided with an electromagnetic valve (206), and each electromagnetic valve (206) is electrically connected with the controller (7).
3. The experimental facility for studying fish behavior under hydraulic stress as defined in claim 1, wherein a second partition plate (101) is horizontally disposed in the base housing (1), an opening is disposed at the top of the base housing (1), and the culture tank (2) passes through the opening and is detachably connected to the second partition plate (101).
4. The experimental device for fish behavior research under water pressure stress according to claim 3, wherein a water tank (9) is arranged on the lower side of the second partition plate (101), the ends, far away from the culture tank (2), of the liquid inlet pipe (201) and the liquid outlet pipe (202) both penetrate through the second partition plate (101) and are communicated with the water tank (9), a submersible pump (10) is arranged in the water tank (9), a water outlet of the submersible pump (10) is detachably connected with the liquid inlet pipe (201), a liquid inlet (901) is arranged on one side of the water tank (9), and a liquid inlet control valve (902) is arranged on the liquid inlet (901).
5. The experimental facility for fish behavior research under water pressure stress as claimed in claim 4, wherein a hollow temperature-adjusting cavity is arranged at the bottom of the water tank (9), and a heating mechanism (11) for adjusting the temperature of the liquid in the water tank is arranged in the temperature-adjusting cavity; a temperature sensor (207) is arranged on one side of the inner wall of the culture tank (2), and the temperature sensor (207) is electrically connected with the controller (7);
heating mechanism (11) include heat-conducting plate (111) and install in heater (112) and electric refrigerator of heat-conducting plate (111) downside, the material of heat-conducting plate (111) is metal heat conduction material, heater (112) with electric refrigerator respectively through electric lead (113) with controller (7) electricity is connected.
6. The experimental device for fish behavior research under water pressure stress as claimed in claim 1, wherein the air-increasing pressurizing mechanism (6) comprises a piston rod (601), an expansion link (602) and a cylinder (603), one end of the piston rod (601) is inserted into the transparent cylinder (5) and is connected with the inner wall of the transparent cylinder (5) in a sliding manner through a piston, and an air-inlet one-way valve (604) for one-way ventilation is arranged on the piston; one end of the telescopic rod (602) is detachably connected with the piston rod (601), the other end of the telescopic rod is connected with a cylinder (603) which drives the telescopic rod (602) to vertically extend and retract, and the cylinder (603) is electrically connected with the controller (7).
7. The experimental device for fish behavior research under water pressure stress as claimed in claim 6, wherein a support rod (12) is arranged on one side of the base box (1), a support bottom plate (13) is connected to one end of the support rod (12), the base box (1) is installed on the support bottom plate (13), a cross rod (121) is arranged on the other end of the support rod (12), and the air cylinder is installed on the lower side of the cross rod (121).
8. The experimental device for fish behavior research under water pressure stress according to claim 1, wherein the transparent cylinder (5) is a double-layer transparent cylinder with a double-layer side wall structure, a plurality of first LED lamps (503) are arranged in a cavity of the side wall of the transparent cylinder (5), a first control switch (504) for controlling the brightness of the corresponding first LED lamp (503) is arranged on one side of the top of the transparent cylinder (5), and the first control switch (504) is electrically connected with the controller (7).
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