Rat depression behavior observation device

Abstract

The utility model provides a rat depression behavior observation device which comprises a box body, a plurality of supporting legs are arranged at the bottom of the box body, a box cover is hinged to the top of the box body, and the interior of the box body is divided into a drying area and a cold water experiment area through a partition plate. A semiconductor refrigerator penetrates through the bottom of the box body corresponding to the cold water experiment area, and a pedal penetrates through the side wall of the box body corresponding to the cold water experiment area in a sliding manner; the drying area is provided with an electric push rod. The telescopic end of the electric push rod is provided with an extrusion plate. The lower part of the box cover is provided with infrared cameras corresponding to the drying area and the cold water experiment area, and the bottom of the box body is provided with a water outlet corresponding to the cold water experiment area. According to the rat depression behavior observation device, forced swimming experiments can be conveniently carried out on rats in cold water with different temperatures, irradiation with different illumination intensities can be conveniently carried out on the rats, rat depression models can be manufactured in multiple modes, depression behaviors of the rats in a dark environment can be conveniently observed, and the rat depression behavior observation device is convenient to use. The structural design is ingenious, and functions are rich.

Description

TECHNICAL FIELD

[0001] The utility model belongs to animal experiment device technical field, concretely relates to a rat depression behavior observation device. BACKGROUND

[0002] There are various ways to establish a rat depression model, such as 'acquired helpless experiment', 'forced swimming experiment' and 'tail suspension experiment', etc., wherein the 'forced swimming experiment' is a common operation mode. However, the conventional 'forced swimming experiment' has a single function, which generally repeatedly places the rat in water and observes its depression state, and sometimes needs the experimenter to repeatedly pick up or put the rat into the water, which is very inconvenient. Moreover, there are many interference factors for the rat during the experiment, which affects the accuracy of the experiment,

[0003] Therefore, it is necessary to design a new observation device to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at the shortage of prior art, provides a rat depression behavior observation device, and the specific scheme is as follows:

[0005] A rat depression behavior observation device, comprising a box body, a plurality of supporting legs are arranged at the bottom of the box body, a box cover is hingedly arranged at the top of the box body, and the box body is divided into a drying area and a cold water experiment area by a partition plate; a semiconductor refrigerator is arranged at the bottom of the box body and penetrates the cold water experiment area, and a stepping plate is arranged at the side wall of the box body and penetrates and slides the cold water experiment area; the drying area is provided with an electric push rod, and the telescopic end of the electric push rod is provided with a pressing plate; an infrared camera is arranged at the lower part of the box cover and corresponds to the drying area and the cold water experiment area, and a drain port is arranged at the bottom of the box body and corresponds to the cold water experiment area; the semiconductor refrigerator, the electric push rod and the infrared camera are electrically connected with the controller arranged at the top of the box body.

[0006] Based on the above, the top of the box cover is provided with a hot air assembly, the hot air assembly comprises a heater, the heater comprises a shell, an air inlet is arranged at the top of the shell, an air outlet is arranged at the bottom of the shell, an electric heating wire is arranged in the shell, the air outlet is connected with the inlet of an air guide fan arranged above the box cover, the outlet of the air guide fan is connected with one end of an exhaust pipe penetrating the box cover, and the electric heating wire and the air guide fan are electrically connected with the controller arranged at the top of the box cover.

[0007] Based on the above, a placing rack is arranged at the outside of the box body and corresponds to the cold water experiment area, the placing rack is used for placing a water bottle, and a drinking water assembly is further arranged at the side wall of the box body and corresponds to the cold water experiment area, the drinking water assembly comprises a drain pipe penetrating the side wall of the box body, one end of the drain pipe is connected with the water outlet of the lower part of the water bottle, the other end of the drain pipe is a drain port, and a metal ball is placed at the drain port.

[0008] Based on the above, a lighting lamp electrically connected to the controller is provided at the lower part of the box cover corresponding to the cold water experimental area, and the brightness of the lighting lamp is adjustable.

[0009] Based on the above, a notch is provided on the partition, and a sealing plate for the notch is penetrated and slidably provided on the side wall of the box body.

[0010] Based on the above, the inner wall and the partition of the box are both provided with guide rails for the pedals, and the cross section of the guide rails is semicircular.

[0011] Based on the above, an exhaust port is provided on the side wall of the box body corresponding to the drying area.

[0012] Based on the above, a battery for supplying power to the entire device is also provided at the bottom of the box.

[0013] The present invention has substantial features and advancements over the prior art. Specifically, the present invention has the following advantages:

[0014] The rat depression behavior observation device provided by the utility model is convenient for repeatedly performing forced swimming experiments on rats in cold water at different temperatures, and is convenient for irradiating rats with different light intensities. The rat depression model is achieved through multiple methods, and it is also convenient for conducting sugar water preference experiments on rats to determine their depression state, and is convenient for observing the behavior of rats in a dark environment. The device has an ingenious structural design and rich functions, and is relatively practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a top view of the coordinated structure of some structural parts in the utility model.

[0017] Figure 3 It is a schematic diagram of the matching structure of the partition plate and the guide rail in the utility model.

[0018] Figure 4 This is a schematic diagram of the coordinated structure of the water bottle and the drinking water assembly in the utility model.

[0019] Figure 5 It is a schematic diagram of the matching structure of the pedal and the guide rail in the utility model.

[0020] In the figure: 1. Box body; 1-1. Exhaust port; 2. Box cover; 3. Partition; 3-1. Notch; 4. Drying area; 5. Hot air component; 5-1. Induced draft fan; 5-2. Heater; 5-3. Exhaust duct; 6. Cold water experimental area; 6-1. Semiconductor refrigerator; 7. Pedal; 8. Guide rail; 9. Storage rack; 10. Water bottle; 11. Drinking water component; 11-1. Drain pipe; 11-2. Metal ball; 12. Infrared camera; 13. Controller; 14. Drain port; 15. Support leg; 16. Battery; 17. Sealing plate; 18. Light; 19. Electric push rod; 20. Extrusion plate. DETAILED DESCRIPTION

[0021] The technical solution of the present utility model is further described in detail below through specific implementation methods. Example

[0022] like Figures 1-5 As shown, the utility model provides a rat depression behavior observation device, including a box body 1, a plurality of supporting legs 15 are provided at the bottom of the box body 1, a box cover 2 is hingedly provided at the top of the box body 1, and the box body 1 is divided into a dry area 4 and a cold water experimental area 6 by a partition 3; a semiconductor refrigerator 6-1 is penetrated through the bottom of the box body 1 corresponding to the cold water experimental area 6, and a pedal 7 is penetrated and slidably provided on the side wall of the box body 1 corresponding to the cold water experimental area 6; the dry area 4 is provided with an electric push rod 19, and the telescopic end of the electric push rod 19 is provided with an extrusion plate 20; the lower part of the box cover 2 is provided with an infrared camera 12 corresponding to the dry area 4 and the cold water experimental area 6, and the bottom of the box body 1 is provided with a drain outlet 14 corresponding to the cold water experimental area 6; the semiconductor refrigerator 6-1, the electric push rod 19 and the infrared camera 12 are all electrically connected to the controller 13 arranged on the top of the box body 1.

[0023] After the rats undergo the cold water experiment, in order to facilitate the heating and drying of their bodies, a hot air component 5 is provided on the top of the above-mentioned box cover 2. The hot air component 5 includes a heater 5-2, and the heater 5-2 includes an outer shell. The top of the outer shell is provided with an air inlet, the bottom of the outer shell is provided with an air outlet, and an electric heating wire is provided in the outer shell. The air outlet is connected to the inlet of the induced draft fan 5-1 arranged above the box cover 2, and the outlet of the induced draft fan 5-1 is connected to one end of the exhaust pipe 5-3 that passes through the box cover 2. The electric heating wire and the induced draft fan 5-1 are both electrically connected to the controller 13 arranged on the top of the box cover 2.

[0024] In order to judge the depression state of the rat, the placing rack 9 is arranged outside the box 1 and corresponds to the cold water experiment area 6, the placing rack 9 is used for placing the water bottle 10, and the drinking water assembly 11 is further arranged on the side wall of the box 1 and corresponds to the cold water experiment area 6; the drinking water assembly 11 comprises a drain pipe 11-1 penetrating the side wall of the box 1, one end of the drain pipe 11-1 is connected with a water outlet at the lower part of the water bottle 10, and the other end of the drain pipe 11-1 is a drain port 14; and the metal ball 11-2 is arranged at the drain port 14.

[0025] In order to facilitate the rat to be irradiated by light of different intensities, the lighting lamp 18 electrically connected with the controller 13 is arranged at the lower part of the box cover 2 and corresponds to the cold water experiment area 6; and the brightness of the lighting lamp 18 can be adjusted.

[0026] In the experiment, in order to facilitate the rat to enter the drying area 4, the notch 3-1 is arranged on the partition plate 3, and the sealing plate 17 corresponding to the notch 3-1 is arranged on the side wall of the box 1 and penetrates the box 1.

[0027] The guide rail 8 corresponding to the pedal 7 is arranged on the inner wall of the box 1 and the partition plate 3; and the cross section of the guide rail 8 is designed as a semicircle, so that the rat cannot grab the guide rail 8.

[0028] When the air blower 5-1 is used for conveying the airflow with high temperature to the drying area 4, in order to ensure that the airflow in the drying area 4 is smooth, the exhaust port 1-1 is arranged on the side wall of the box 1 and corresponds to the drying area 4.

[0029] In order to improve the flexibility of the device, the storage battery 16 is further arranged at the bottom of the box 1 and is used for supplying power to the whole device.

[0030] The specific working principle of the utility model is as follows: when the rat depression model is needed to be made, the rat is placed in the cold water experiment area 6 filled with normal temperature water, then the pedal 7 is pulled out, the rat is forced to swim, and the pedal 7 is pushed into the cold water experiment area 6 at an appropriate time according to experience, so that the rat can rest on the pedal 7; in this way, the rat can be forced to repeatedly swim in different water temperatures to make the rat depression model; in addition, when the rat model is made, the rat can be irradiated by using different light intensities.

[0031] In addition, when the rat depression model is made, the sugar water is added into the horizontal direction, and the depression state of the rat is observed through the sugar water preference experiment.

[0032] When the experiment is finished, the sealing plate 17 is pulled out, so that the rat enters the drying area 4, then the sealing plate 17 is inserted into the box 1 and seals the notch 3-1 on the partition plate 3, then the electric heating wire and the air blower 5-1 are started for a period of time to heat and dry the body of the rat, then the electric push rod 19 is started to limit the rat through the extrusion plate 20, and then the box cover 2 is opened to take out the rat.

[0033] The rat depression behavior observation device provided by the utility model is convenient for repeatedly performing forced swimming experiments on rats in cold water at different temperatures, and is convenient for irradiating rats with different light intensities. The rat depression model is achieved through multiple methods, and it is also convenient for conducting sugar water preference experiments on rats to determine their depression state, and is convenient for observing the behavior of rats in a dark environment. The device has an ingenious structural design and rich functions, and is relatively practical.

[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model and not to limit it; although the utility model is described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the specific implementation methods of the utility model can still be modified or some technical features can be replaced by equivalents; without departing from the spirit of the technical solution of the utility model, they should all be included in the scope of the technical solution for protection of the utility model.

Claims

1. A rat depression behavior observation device, characterized by: The invention comprises a box body (1), wherein the bottom of the box body (1) is provided with a plurality of supporting legs (15), the top of the box body (1) is hingedly provided with a box cover (2), and the inside of the box body (1) is divided into a drying area (4) and a cold water experimental area (6) by a partition (3); a semiconductor refrigerator (6-1) is provided through the bottom of the box body (1) corresponding to the cold water experimental area (6), and a pedal (7) is provided through the side wall of the box body (1) corresponding to the cold water experimental area (6) and slidingly; the drying area (4) is provided with an electric push rod (19), and the telescopic end of the electric push rod (19) is provided with an extrusion plate (20); the lower part of the box cover (2) is provided with an infrared camera (12) corresponding to the drying area (4) and the cold water experimental area (6), and the bottom of the box body (1) is provided with a drain outlet (14) corresponding to the cold water experimental area (6); the semiconductor refrigerator (6-1), the electric push rod (19) and the infrared camera (12) are all electrically connected to a controller (13) arranged on the top of the box body (1).

2. The rat depression behavior observation device according to claim 1, characterized in that: A hot air component (5) is provided on the top of the box cover (2), the hot air component (5) includes a heater (5-2), the heater (5-2) includes a shell, an air inlet is provided on the top of the shell, an air outlet is provided on the bottom of the shell, and a heating wire is provided in the shell, the air outlet is connected to the inlet of an induced draft fan (5-1) provided above the box cover (2), the outlet of the induced draft fan (5-1) is connected to one end of an exhaust pipe (5-3) passing through the box cover (2), and the heating wire and the induced draft fan (5-1) are both electrically connected to a controller (13) provided on the top of the box cover (2).

3. The rat depression behavior observation device according to claim 1, characterized in that: The outside of the box (1) is provided with a placement rack (9) corresponding to the cold water experimental area (6), and the placement rack (9) is used to place a water bottle (10). The side wall of the box (1) is also provided with a drinking water component (11) corresponding to the cold water experimental area (6). The drinking water component (11) includes a drainage pipe (11-1) penetrating the side wall of the box (1), one end of the drainage pipe (11-1) is connected to the water outlet at the bottom of the water bottle (10), and the other end of the drainage pipe (11-1) is a drainage port (14), and a metal ball (11-2) is placed at the drainage port (14).

4. The rat depression behavior observation device according to claim 1, characterized in that: A lighting lamp (18) electrically connected to the controller (13) is provided at the lower portion of the box cover (2) corresponding to the cold water experimental area (6), and the brightness of the lighting lamp (18) is adjustable.

5. The rat depression behavior observation device according to claim 1, characterized in that: The partition (3) is provided with a notch (3-1), and a sealing plate (17) is slidably provided on the side wall of the box body (1) for the notch (3-1).

6. The rat depression behavior observation device according to claim 1, characterized in that: A guide rail (8) for the pedal (7) is provided on the inner wall of the box (1) and the partition (3), and the cross section of the guide rail (8) is semicircular.

7. The rat depression behavior observation device according to claim 1, characterized in that: An exhaust port (1-1) is provided on a side wall of the box body (1) corresponding to the drying area (4).

8. The rat depression behavior observation device according to claim 1, characterized in that: A storage battery (16) for supplying power to the entire device is also provided at the bottom of the box (1).

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