Swimming ability testing device suitable for torrent fishes in mountainous area

Abstract

The invention discloses a swimming ability testing device suitable for torrent fishes in mountainous areas, which comprises a bottom plate, a rack is fixedly mounted on the upper side of the bottom plate, a plurality of testing pipeline devices are mounted on the upper side of the rack, a temporary fish culture tank device is mounted on the left side of the bottom plate, and a driving device is mounted on the right side of the bottom plate. The right side of the driving device is connected to the right sides of the testing pipeline devices and drives the multiple testing pipeline devices at the same time, each testing pipeline device comprises a fish blocking assembly, a throwing opening assembly and an experiment area assembly, the fish blocking assembly is installed on the left side of the rack, and the left side of the throwing opening assembly is installed on the right side of the fish blocking assembly; the experiment area assembly is mounted on the right side of the rack. By means of the mode, synchronous testing of various fishes or different specifications of fishes can be carried out, the occupied space is small, testing of all the fishes does not interfere with one another, the fishes can be temporarily cultured through the water tank, stress is eliminated, and the experiment accuracy is improved.

Description

Technical Field

[0001] The invention relates to the technical field of fish experimental testing devices, in particular to a swimming ability testing device suitable for torrent-type fish in mountainous areas. Background Art

[0002] Mountain torrent fish are a type of fish that adapt to mountain torrent environments. Their bodies are streamlined or flat to reduce water resistance. They like to live in mountain streams with fast-flowing water and abundant oxygen. Mountain rivers are usually also key areas for hydropower development. The purpose of conducting swimming ability tests on mountain torrent fish is to understand their swimming ability in torrent environments, including their speed, endurance, flexibility and other aspects. This will help study their ecological adaptability and their position in torrent ecosystems, and can also provide guidance for measures to restore connectivity in mountain rivers.

[0003] Chinese patent CN212464554U proposes a device for testing the swimming ability of fish, comprising: a closed annular water tank, a first test area and a second test area are arranged in the closed annular water tank, the first test area comprises a first test section, a first rectifying grid plate and a first guide grid plate respectively located upstream and downstream of the first test section, the first test area comprises a second test section, a second rectifying grid plate and a second guide grid plate respectively located upstream and downstream of the second test section, and the second test section is also provided with a water flow area adjustment device. By providing two test areas, the size of the test area can be freely adjusted according to parameters such as the body length of the test fish.

[0004] However, the technical solution of this patent has the following problems:

[0005] 1. This patent provides two test areas, and the size of the test area can be freely adjusted according to parameters such as the body length of the test fish, but it cannot perform synchronous tests on multiple fish at the same time, and the test efficiency is low.

[0006] 2. This patent takes up a large space and cannot temporarily house fish to adapt to the environment to reduce stress.

[0007] Based on this, the present invention designs a swimming ability testing device suitable for mountain torrent fish to solve the above problems. Summary of the invention

[0008] In view of the above-mentioned shortcomings of the prior art, the present invention provides a swimming ability testing device suitable for torrent-type fish in mountainous areas.

[0009] To achieve the above objectives, the present invention is implemented through the following technical solutions:

[0010] A swimming ability testing device suitable for torrent-type fish in mountainous areas comprises a bottom plate, a frame is fixedly mounted on the upper side of the bottom plate, a plurality of test pipeline devices are mounted on the upper side of the frame, a temporary fish box device is mounted on the left side of the bottom plate, a driving device is mounted on the right side of the bottom plate, the right side of the driving device is connected to the right side of the test pipeline device, and the plurality of test pipeline devices are driven simultaneously, the test pipeline device comprises: a fish blocking component, a delivery port component and an experimental area component, the fish blocking component is mounted on the left side of the frame, the left side of the delivery port component is mounted on the right side of the fish blocking component, the experimental area component is mounted on the right side of the frame, and the left side of the experimental area component is connected to the right side of the delivery port component.

[0011] Furthermore, the fish blocking assembly includes: a first connecting pipe, a left valve and a first fish blocking fence, the first connecting pipe is fixedly installed on the left side of the frame through a bracket, the left valve is fixedly connected to the right side of the first connecting pipe, and the first fish blocking fence is threadedly connected to the left side of the first connecting pipe.

[0012] Furthermore, the launch port assembly includes: a second connecting pipe, a fish inlet and an upper cover assembly, the second connecting pipe is fixedly installed on the right side of the left valve, the fish inlet is fixedly installed on the upper side of the second connecting pipe, and the upper cover assembly is installed on the upper side of the fish inlet.

[0013] Furthermore, the upper cover assembly includes: a sealing cover, a threaded rod and a sealing ring, the sealing cover is hinged on the upper side of the fish inlet, the middle side of the threaded rod is threadedly connected to the right side of the sealing cover, and the lower side of the threaded rod is threadedly connected to the right side of the fish inlet, so that the sealing cover is sealed on the fish inlet, and the sealing ring is fixedly installed on the fish inlet.

[0014] Furthermore, the experimental area component includes: an experimental area, a flow meter, a right valve, a third connecting pipe and a second fish fence. The left side of the experimental area is fixedly installed on the right side of the second connecting pipe, the flow meter is fixedly installed on the right side of the experimental area, the left side of the right valve is fixedly installed on the right side of the experimental area, the third connecting pipe is fixedly installed on the right side of the right valve, and the second fish fence is fixedly installed in the third connecting pipe.

[0015] Furthermore, the temporary fish rearing box device includes: a water tank, a rotating rod, a grille, a blocking frame and a driving motor, the water tank is fixedly installed on the left side of the bottom plate, the rotating rod is rotatably connected to the middle side of the water tank, the grille is fixedly installed on the middle side of the rotating rod, the blocking frame is hinged on the left side of the water tank, the right side of the blocking frame is connected to the water tank by a buckle, the driving motor is fixedly installed on the rear side of the water tank by a motor bracket, and the rear side of the rotating rod is fixedly connected to the output shaft of the driving motor.

[0016] Furthermore, a high-speed camera is fixedly mounted on the rear side of the bottom plate through a bracket for observing fish behavior.

[0017] Furthermore, the driving device includes: a water pump, a frequency converter and three-pipe connection, the water pump and the frequency converter are fixedly mounted on the upper side of the base plate, the frequency converter is electrically connected to the water pump, one end of the three-pipe connection is fixedly connected to the right side of the water pump, the other end of the three-pipe connection is connected to the right side of the third connecting pipe, and the left side of the water pump is fixedly connected to the right side of the water tank.

[0018] Compared with the prior art, the beneficial effects of the present invention are as follows: 1. The present invention adds enough water into the water tank, starts the water pump, and the water pump pumps the water in the water tank into a three-pipeline, and enters the experimental areas of the experimental area components of the three test pipeline devices through the three-pipeline. During the test, only one experimental area can be kept in operation, and the other experimental areas can be closed by the right valve. All the test pipeline devices can also be opened at the same time to carry out multiple tests at the same time, which is conducive to the synchronous testing of multiple fish or fish of different specifications. The water in the water tank and the experimental area is recycled, so that the equipment occupies less space;

[0019] 2. Each test pipe device is used for separate testing, so that each fish test does not interfere with each other. Before the test, the experimental fish are first placed in a water tank for temporary breeding to adapt to the environment and reduce stress. During the field experiment, the breeding water of the water tank comes from the river or lake where the experimental fish originally lived, which is conducive to temporarily breeding the fish to eliminate stress and improve the accuracy of the experiment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0022] Figure 2 It is a front view of the present invention;

[0023] Figure 3 It is a three-dimensional structural schematic diagram of the sealing cover of the present invention in an open state;

[0024] Figure 4 for Figure 3 A magnified view of middle;

[0025] Figure 5 A top view of the present invention;

[0026] Figure 6 For along Figure 5 A three-dimensional image with a portion cut away in the AA direction;

[0027] Figure 7 It is a structural schematic diagram of the blocking frame of the present invention in an open state.

[0028] The numbers in the figure represent:

[0029] 1. Bottom plate; 2. Rack; 3. Test pipeline device; 31. First connecting pipeline; 32. Left valve; 33. First fish screen; 34. Second connecting pipeline; 35. Fish inlet; 36. Sealing cover; 37. Threaded rod; 38. Sealing ring; 39. Experimental area; 310. Flow meter; 311. Right valve; 312. Third connecting pipeline; 313. Second fish screen; 4. Temporary fish box device; 41. Water tank; 42. Grille; 43. Blocking frame; 44. Rotating rod; 45. Driving motor; 5. Driving device; 51. Water pump; 52. Frequency converter; 53. One-way and three-pipeline; 6. High-speed camera. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] The present invention will be further described below in conjunction with the embodiments.

[0032] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0033] Embodiment 1: In some embodiments, please refer to Figure 1-Figure 7 A swimming ability testing device suitable for torrent-type fish in mountainous areas comprises a bottom plate 1, a frame 2 is fixedly mounted on the upper side of the bottom plate 1, a plurality of test pipe devices 3 are mounted on the upper side of the frame 2, a temporary fish box device 4 is mounted on the left side of the bottom plate 1, a driving device 5 is mounted on the right side of the bottom plate 1, the right side of the driving device 5 is connected to the right side of the test pipe device 3, and the plurality of test pipe devices 3 are driven simultaneously, the test pipe device 3 comprises: a fish blocking component, a delivery port component and an experimental area component, the fish blocking component is mounted on the left side of the frame 2, the left side of the delivery port component is mounted on the right side of the fish blocking component, the experimental area component is mounted on the right side of the frame 2, and the left side of the experimental area component is connected to the right side of the delivery port component.

[0034] The test pipe device 3 tests the swimming ability of fish, the temporary fish box device 4 temporarily holds fish, and the driving device 5 drives multiple test pipe devices 3 at the same time, so that multiple fish can be tested at the same time.

[0035] The fish blocking assembly includes: a first connecting pipe 31, a left valve 32 and a first fish blocking fence 33, wherein the first connecting pipe 31 is fixedly installed on the left side of the frame 2 through a bracket, the left valve 32 is fixedly connected to the right side of the first connecting pipe 31, and the first fish blocking fence 33 is threadedly connected to the left side of the first connecting pipe 31.

[0036] When the swimming ability of fish is tested, the first fish barrier 33 is used to prevent the fish from entering the temporary fish box device 4 below, and the left valve 32 is opened and closed to assist in fine-tuning the water flow rate.

[0037] The launch port assembly includes: a second connecting pipe 34, a fish inlet 35 and an upper cover assembly, the second connecting pipe 34 is fixedly installed on the right side of the left valve 32, the fish inlet 35 is fixedly installed on the upper side of the second connecting pipe 34, and the upper cover assembly is installed on the upper side of the fish inlet 35.

[0038] The upper cover assembly includes: a sealing cover 36, a threaded rod 37 and a sealing ring 38. The sealing cover 36 is hinged on the upper side of the fish inlet 35. The middle side of the threaded rod 37 is threadedly connected to the right side of the sealing cover 36. The lower side of the threaded rod 37 is threadedly connected to the right side of the fish inlet 35 to seal the sealing cover 36 on the fish inlet 35. The sealing ring 38 is fixedly installed on the fish inlet 35.

[0039] The threaded rod 37 is rotated to separate the sealing cover 36 and the fish inlet 35, and the fish to be tested is put through the fish inlet 35, and the sealing cover 36 is closed and the threaded rod 37 is rotated to fix the sealing cover 36 on the fish inlet 35, which is conducive to quickly putting the fish to be tested.

[0040] The experimental area assembly includes: an experimental area 39, a flow meter 310, a right valve 311, a third connecting pipe 312 and a second fish barrier 313. The left side of the experimental area 39 is fixedly installed on the right side of the second connecting pipe 34, the flow meter 310 is fixedly installed on the right side of the experimental area 39, the left side of the right valve 311 is fixedly installed on the right side of the experimental area 39, the third connecting pipe 312 is fixedly installed on the right side of the right valve 311, and the second fish barrier 313 is fixedly installed in the third connecting pipe 312.

[0041] The water flow velocity in the experimental area 39 is detected by the flow meter 310 , and the water flow velocity is fine-tuned by switching the right valve 311 . The second fish barrier 313 is used to block fish and prevent them from mistakenly entering the driving device 5 .

[0042] Embodiment 2: In some embodiments, Figure 1-Figure 7 As shown, as a preferred embodiment of the present invention, the temporary fish tank device 4 includes: a water tank 41, a rotating rod 44, a grille 42, a blocking frame 43 and a driving motor 45, the water tank 41 is fixedly installed on the left side of the bottom plate 1, the rotating rod 44 is rotatably connected to the middle side of the water tank 41, the grille 42 is fixedly installed on the middle side of the rotating rod 44, the blocking frame 43 is hinged on the left side of the water tank 41, and the right side of the blocking frame 43 is connected to the water tank 41 by a buckle, the driving motor 45 is fixedly installed on the rear side of the water tank 41 through a motor bracket, and the rear side of the rotating rod 44 is fixedly connected to the output shaft of the driving motor 45.

[0043] Before the test, the experimental fish can be placed in the water tank 41 for temporary breeding to adapt to the environment and reduce stress. During the field experiment, the breeding water of the water tank 41 comes from the river or lake where the experimental fish originally lived.

[0044] When the test is finished, the first fish barrier 33 is disassembled, and the tested fish are flushed into the left side of the water tank 41 through the water flow, and blocked by the blocking frame 43 to prevent the fish from rushing out of the water tank 41. The fish to be tested can be placed on the right side of the water tank 41, and both are blocked by the barrier 42. The driving motor 45 rotates to drive the rotating rod 44 to rotate, and the rotating rod 44 rotates to drive the barrier 42 to rotate, so that the tested fish on the left side of the water tank 41 can be guided to the right side of the water tank 41, so as to facilitate the next round of testing.

[0045] A high-speed camera 6 is fixedly mounted on the rear side of the bottom plate 1 through a bracket for observing the behavior of fish.

[0046] The driving device 5 includes: a water pump 51, a frequency converter 52 and a three-way pipe 53. The water pump 51 and the frequency converter 52 are fixedly installed on the upper side of the base plate 1. The frequency converter 52 is electrically connected to the water pump 51. One end of the three-way pipe 53 is fixedly connected to the right side of the water pump 51, and the other end of the three-way pipe 53 is connected to the right side of the third connecting pipe 312. The left side of the water pump 51 is fixedly connected to the right side of the water tank 41.

[0047] Before the test, add enough water into the water tank 41, start the water pump 51, and the water pump 51 pumps the water in the water tank 41 into the one-way three-pipe 52, and then enters the experimental areas 39 of the experimental area components of the three test pipeline devices 3 through the one-way three-pipe 52. During the test, only one experimental area 39 can be kept in operation, and the other experimental areas 39 are closed by the right valve 311. Each test pipeline device 3 is tested separately, so that the tests of each fish do not interfere with each other.

[0048] The water in the water tank 41 and the experimental area 39 is circulated, so that the equipment occupies less space.

[0049] The experimental flow rate is controlled by the frequency converter 52 to control the output power of the water pump 51, thereby generating different water flow rates. The other two right valves 311 can also be opened appropriately to fine-tune the flow rate by reducing the water volume.

[0050] The experimental data obtained through this patent show that the maximum swimming speed achievable in the experimental area is 3.25m / s, the sudden swimming speed of the experimental fish PQLWY is 2.34m / s, and the sudden swimming speed of HBZZ is 1.91m / s.

[0051] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A swimming ability testing device suitable for mountain torrent fish, comprising a bottom plate (1), characterized in that: A frame (2) is fixedly mounted on the upper side of the bottom plate (1), a plurality of test pipeline devices (3) are mounted on the upper side of the frame (2), a temporary fish tank device (4) is mounted on the left side of the bottom plate (1), a driving device (5) is mounted on the right side of the bottom plate (1), the right side of the driving device (5) is connected to the right side of the test pipeline device (3), and the plurality of test pipeline devices (3) are driven simultaneously, the test pipeline device (3) comprising: a fish blocking component, a delivery port component and an experimental area component, the fish blocking component is mounted on the left side of the frame (2), the left side of the delivery port component is mounted on the right side of the fish blocking component, the experimental area component is mounted on the right side of the frame (2), and the left side of the experimental area component is connected to the right side of the delivery port component.

2. The swimming ability testing device for mountainous rapids fish according to claim 1 is characterized in that: The fish blocking assembly comprises: a first connecting pipe (31), a left valve (32) and a first fish blocking fence (33); the first connecting pipe (31) is fixedly mounted on the left side of the frame (2) through a bracket; the left valve (32) is fixedly connected to the right side of the first connecting pipe (31); and the first fish blocking fence (33) is threadedly connected to the left side of the first connecting pipe (31).

3. The swimming ability testing device for mountainous rapids fish according to claim 2 is characterized in that: The delivery port assembly comprises: a second connecting pipe (34), a fish inlet (35) and an upper cover assembly, wherein the second connecting pipe (34) is fixedly mounted on the right side of the left valve (32), the fish inlet (35) is fixedly mounted on the upper side of the second connecting pipe (34), and the upper cover assembly is mounted on the upper side of the fish inlet (35).

4. The swimming ability testing device for mountainous rapids fish according to claim 3 is characterized in that: The upper cover assembly comprises: a sealing cover (36), a threaded rod (37) and a sealing ring (38); the sealing cover (36) is hinged on the upper side of the fish inlet (35); the middle side of the threaded rod (37) is threadedly connected to the right side of the sealing cover (36); the lower side of the threaded rod (37) is threadedly connected to the right side of the fish inlet (35); and the sealing ring (38) is fixedly mounted on the fish inlet (35).

5. The swimming ability testing device for mountainous rapids fish according to claim 4 is characterized in that: The experimental area assembly comprises: an experimental area (39), a flow meter (310), a right valve (311), a third connecting pipe (312) and a second fish barrier (313); the left side of the experimental area (39) is fixedly installed on the right side of the second connecting pipe (34); the flow meter (310) is fixedly installed on the right side of the experimental area (39); the left side of the right valve (311) is fixedly installed on the right side of the experimental area (39); the third connecting pipe (312) is fixedly installed on the right side of the right valve (311); and the second fish barrier (313) is fixedly installed in the third connecting pipe (312).

6. The swimming ability testing device for mountainous rapids fish according to claim 5 is characterized in that: The temporary fish rearing box device (4) comprises: a water tank (41), a rotating rod (44), a grille (42), a blocking frame (43) and a driving motor (45); the water tank (41) is fixedly mounted on the left side of the bottom plate (1); the rotating rod (44) is rotatably connected to the middle side of the water tank (41); the grille (42) is fixedly mounted on the middle side of the rotating rod (44); the blocking frame (43) is hinged on the left side of the water tank (41); the right side of the blocking frame (43) is connected to the water tank (41) by a buckle; the driving motor (45) is fixedly mounted on the rear side of the water tank (41) by a motor bracket; the rear side of the rotating rod (44) is fixedly connected to the output shaft of the driving motor (45).

7. The swimming ability testing device for mountainous rapids fish according to claim 6 is characterized in that: A high-speed camera (6) is fixedly mounted on the rear side of the base plate (1) via a bracket.

8. The swimming ability testing device for mountainous rapids fish according to claim 7 is characterized in that: The driving device (5) comprises: a water pump (51), a frequency converter (52) and a three-in-one pipeline (53); the water pump (51) and the frequency converter (52) are fixedly mounted on the upper side of the base plate (1); one end of the three-in-one pipeline (53) is fixedly connected to the right side of the water pump (51); the other end of the three-in-one pipeline (53) is connected to the right side of the third connecting pipeline (312); and the left side of the water pump (51) is fixedly connected to the right side of the water tank (41).

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