River crab behavior observation device

Abstract

The utility model provides a river crab behavior observation device, and relates to the technical field of river crab culture observation. A river crab behavior observation device comprises a supporting frame, an observation cylinder, a fixing frame and a camera, the observation cylinder is placed at the top of the supporting frame, the fixing frame is fixedly connected to the supporting frame, the camera is installed on the fixing frame and arranged over the observation cylinder, and the observation cylinder is fixed to the supporting frame. The interior of the observation cylinder is fixedly connected with a separation net, an aquatic plant attachment groove and an aeration head, and the observation cylinder is fixedly communicated with a water inlet pipe and a water outlet pipe. According to the device, aquatic plants are added into the aquatic plant attachment groove in the observation barrel, the interior of the observation barrel is aerated through the aeration head, water in the observation barrel is conveniently replaced under the action of the water inlet pipe and the water drainage pipe, river crab behaviors are continuously observed and recorded in hours through the arranged camera, the structure is simple, and the practicability is high. And installation, movement, disassembly and observation are facilitated.

Description

Technical Field

[0001] The utility model relates to an observation device, in particular to a river crab behavior observation device, belonging to the technical field of river crab breeding observation. Background Art

[0002] Animal behavior is the overall response of animals to changes in the external environment and changes in their internal physiological conditions at the individual level. The research results of animal behavior can not only be used in agriculture, animal husbandry, breeding and other sectors to greatly improve economic benefits, but also have immeasurable significance in promoting the development of disciplines such as bionics, physiology, psychology, genetics, and evolution. With the expansion of river crab farming, improved varieties have become a key factor in promoting the high-quality development of river crabs. It is of great significance to observe the feeding, stress, reproduction, risk avoidance and other behaviors of river crabs and then assist in selective breeding.

[0003] In order to increase the production of river crabs in ponds or large waters, a method of raising large-sized commercial crabs is aimed at increasing economic benefits. Therefore, a river crab behavior observation device is needed to observe and record the feeding rules and growth conditions of river crabs. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] The purpose of the utility model is to provide a crab behavior observation device in order to solve the above problems, so as to solve the problem of observing and recording the feeding rules and growth conditions of crabs in the prior art.

[0006] (II) Technical solution

[0007] The utility model is implemented through the following technical scheme: a river crab behavior observation device, including a support frame, an observation tube, a fixing frame and a camera, the observation tube is placed on the top of the support frame, the fixing frame is fixedly connected to the support frame, the camera is installed on the fixing frame, the camera is arranged directly above the observation tube, the interior of the observation tube is fixedly connected with a partition net, a water plant attachment groove and an aeration head, and the observation tube is fixedly connected with a water inlet pipe and a drain pipe.

[0008] Preferably, one end of the aeration head is fixedly connected with a connecting pipe, and the connecting pipe extends to the bottom of the support frame, so that it is convenient to connect to an external aerator through the provided connecting pipe.

[0009] Preferably, the water inlet pipe and the drain pipe are both fixedly connected with a control valve, and the control valve is a PVC control valve. The control valve is arranged to facilitate controlling the flow of the water inlet pipe and the drain pipe.

[0010] Preferably, a connecting rod is installed on the fixing frame, and the camera is hinged to one end of the connecting rod through a pin, and the fixing frame and the camera are installed together through the provided connecting rod.

[0011] Preferably, the top of the connecting rod is fixedly connected to a lower clamping plate, the top of the lower clamping plate is detachably connected to an upper clamping plate by bolts, and the fixing frame is clamped between the lower clamping plate and the upper clamping plate. By setting the lower clamping plate, the upper clamping plate and the bolts, it is convenient to install the connecting rod on the fixing frame.

[0012] Preferably, the connecting rod is a telescopic rod with a positioning mechanism, and the pin at one end of the connecting rod is a damping pin. By providing a telescopic connecting rod, it is convenient to adjust the overall length of the connecting rod.

[0013] The utility model provides a crab behavior observation device, which has the following beneficial effects:

[0014] 1. The device adds aquatic plants to the aquatic plant attachment groove inside the observation tube, aerates the inside of the observation tube through the aeration head, and facilitates the replacement of the water quality inside the observation tube under the action of the water inlet pipe and the drain pipe. The set camera can realize continuous observation and recording of river crab behavior for hours. The structure is simple and easy to install, move, disassemble and observe.

[0015] 2. The device installs the camera just above the observation tube through the action of the connecting rod, the lower clamping plate and the upper clamping plate, and the observation range of the camera is easily adjusted under the action of the telescopic connecting rod and the damping pin shaft, which is convenient for installation and disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall three-dimensional diagram of the utility model;

[0017] Figure 2 This is a three-dimensional diagram of the interior of the observation tube of the utility model;

[0018] Figure 3 A stereogram of the camera installation of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the utility model.

[0020]

Main component symbol description

[0021] 1. Support frame; 2. Observation tube; 3. Fixed frame; 4. Camera; 5. Connecting rod; 6. Partition net; 7. Aquatic plant attachment groove; 8. Water inlet pipe; 9. Drain pipe; 10. Aeration head; 11. Connecting pipe; 12. Lower clamping plate; 13. Upper clamping plate. DETAILED DESCRIPTION

[0022] The embodiment of the utility model provides a device for observing the behavior of river crabs.

[0023] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 A crab behavior observation device includes a support frame 1, an observation tube 2, a fixing frame 3 and a camera 4. The observation tube 2 is placed on the top of the support frame 1, the fixing frame 3 is fixedly connected to the support frame 1, the camera 4 is installed on the fixing frame 3, and the camera 4 is arranged directly above the observation tube 2. The observation tube 2 is made of PVC and has a diameter of 1m. The observation tube 2 and the fixing frame 3 are both made of stainless steel. The observation tube 2 is placed on the top of the support frame 1, and river crabs are cultured through the observation tube 2. The camera 4 installed on the fixing frame 3 is connected to an external computer processor to observe and record the behavior of river crabs inside the observation tube 2.

[0024] Please refer again Figure 1 , Figure 2 and Figure 4 The inside of the observation tube 2 is fixedly connected with a partition net 6, a waterweed attachment groove 7 and an aeration head 10. The waterweed attachment groove 7 is used to install and fix the waterweed to simulate the river crab breeding environment. One end of the aeration head 10 is fixedly connected with a connecting pipe 11, and the connecting pipe 11 extends to the bottom of the support frame 1. One end of the connecting pipe 11 is connected to an oxygenation device, and oxygen is transported to the inside of the connecting pipe 11 through the oxygenation device to aerate the inside of the observation tube 2. The waterweed attachment groove 7 is made of PVC, the partition net 6 is made of polyethylene, and the aeration head 10 is made of volcanic stone.

[0025] Please refer again Figure 1 , Figure 2 and Figure 4 The observation tube 2 is fixedly connected with a water inlet pipe 8 and a drain pipe 9, and the water inlet pipe 8 and the drain pipe 9 are both fixedly connected with a control valve, which is a PVC control valve. Water is injected into the interior of the observation tube 2 through the water inlet pipe 8. The water inside the observation tube 2 can be discharged by opening the control valve on the drain pipe 9. By connecting one end of the water inlet pipe 8 to the temperature controller, the water temperature suitable for the survival of river crabs can be provided to the interior of the observation tube 2.

[0026] Please refer again Figure 1 , Figure 3 and Figure 4A connecting rod 5 is installed on the fixing frame 3, and the camera 4 is hinged at one end of the connecting rod 5 through a pin shaft. The top of the connecting rod 5 is fixedly connected to a lower clamping plate 12, and the top of the lower clamping plate 12 is detachably connected to an upper clamping plate 13 through bolts. The fixing frame 3 is clamped between the lower clamping plate 12 and the upper clamping plate 13. The lower clamping plate 12, the upper clamping plate 13 and the bolts are provided to facilitate fixing the connecting rod 5 on the fixing frame 3, and the camera 4 is installed at one end of the connecting rod 5. Under the action of the pin shaft, the inclination angle value of the camera 4 is convenient to adjust. The connecting rod 5 is a telescopic rod with a positioning mechanism, and the pin shaft at one end of the connecting rod 5 is a damping pin shaft. The telescopic connecting rod 5 is convenient for adjusting the installation height value of the camera 4, and the damping pin shaft is convenient for adjusting the inclination angle of the camera 4 to remain in its original state.

[0027] Working principle: connect one end of the connecting pipe 11 to the external oxygen enrichment equipment, connect one end of the water inlet pipe 8 to the temperature controller, heat or cool the water injected into the observation tube 2 through the temperature controller, implant aquatic plants into the aquatic plant attachment groove 7, transport water to the inside of the observation tube 2 through the water inlet pipe 8, start the oxygen enrichment equipment to aerate the inside of the observation tube 2, and when ready, put one male and one female river crab into the observation tube 2, turn on the camera 4 and connect the camera 4 to the computer processor to observe and record the behavior of the river crab.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A crab behavior observation device, comprising a support frame (1), an observation tube (2), a fixing frame (3) and a camera (4), characterized in that: The observation tube (2) is placed on the top of the support frame (1), the fixing frame (3) is fixedly connected to the support frame (1), the camera (4) is installed on the fixing frame (3), and the camera (4) is arranged directly above the observation tube (2). The interior of the observation tube (2) is fixedly connected with a partition net (6), a waterweed attachment groove (7) and an aeration head (10), and the observation tube (2) is fixedly connected with a water inlet pipe (8) and a drain pipe (9).

2. A crab behavior observation device according to claim 1, characterized in that: One end of the aeration head (10) is fixedly connected to a connecting pipe (11), and the connecting pipe (11) extends to the bottom of the support frame (1).

3. A crab behavior observation device according to claim 1, characterized in that: The water inlet pipe (8) and the drain pipe (9) are both fixedly connected with a control valve, and the control valve is a PVC control valve.

4. A crab behavior observation device according to claim 1, characterized in that: A connecting rod (5) is installed on the fixing frame (3), and the camera (4) is hinged to one end of the connecting rod (5) via a pin.

5. A crab behavior observation device according to claim 4, characterized in that: The top of the connecting rod (5) is fixedly connected to a lower clamping plate (12), the top of the lower clamping plate (12) is detachably connected to an upper clamping plate (13) via bolts, and the fixing frame (3) is clamped between the lower clamping plate (12) and the upper clamping plate (13).

6. A crab behavior observation device according to claim 5, characterized in that: The connecting rod (5) is a telescopic rod with a positioning mechanism, and the pin at one end of the connecting rod (5) is a damping pin.

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