一种可控递送的多通道气味条件位置偏好装置

Abstract

本实用新型提供一种可控递送的多通道气味条件位置偏好装置，属于动物实验装置领域。包括箱体、多个多通道气味递送系统和运动轨迹记录系统；运动轨迹记录系统与箱体连接；箱体包括第一活动区域、第二活动区域和设置在其中间的中间缓冲区域，中间缓冲区域分别与第一活动区域和第二活动区域连通；第一多通道气味递送系统和第二多通道气味递送系统分别与第一活动区域和第二活动区域相连通。本实用新型能够防止两侧活动区域不同气味间的扩散交叉；在同一次实验中精确控制双侧箱体中递送气味的成分、浓度等参数；使实验可在与外界隔离的黑暗环境下进行，避免了视觉和听觉线索带来的干扰。

Claims

1. A controllably delivered multi-channel scent condition location preference device characterized by, It includes a housing, multiple multi-channel odor delivery systems, and a motion trajectory recording system; the multi-channel odor delivery systems are connected to the housing, and the motion trajectory recording system is connected to the housing; The enclosure is divided into an intermediate buffer area, a first active area, and a second active area. The intermediate buffer area is located between the first and second active areas. A first partition is provided between the first active area and the intermediate buffer area, and a second partition is provided between the second active area and the intermediate buffer area. A first passage opening and a second passage opening are respectively provided on the first and second partitions. The intermediate buffer area, the first active area, and the second active area are all provided with doors. The multi-channel odor delivery system includes a first multi-channel odor delivery system and a second multi-channel odor delivery system, which are respectively connected to a first active area and a second active area. The first active area and the second active area are respectively provided with a first air inlet and a second air inlet. The first air inlet is connected to a first air outlet pipe, which is also connected to the first multi-channel odor delivery system. The second air inlet is connected to a second air outlet pipe, which is connected to the second multi-channel odor delivery system. Both the first multi-channel odor delivery system and the second multi-channel odor delivery system include a nitrogen cylinder, an inlet valve, an odor delivery pipeline, and an outlet valve; the nitrogen cylinder, the inlet valve, the odor delivery pipeline, and the outlet valve are connected in sequence. The odor delivery pipeline includes a carrier gas delivery branch and multiple odor delivery branches connected in parallel thereto. Each odor delivery branch is equipped with a flow meter, a control valve, and an odor bottle connected in sequence; each flow meter is connected to the inlet valve.

2. The controllably delivered multi-channel scent condition location preference apparatus of claim 1, wherein, The motion trajectory recording system includes a first camera and a second camera, which can respectively capture images of the first activity area and the second activity area.

3. The controllable delivery multi-channel odor conditional location preference device according to claim 2, characterized in that, Both the first and second cameras have infrared night vision recording capabilities.

4. The controllably delivered multi-channel scent condition location preference apparatus of claim 2, wherein, The first camera and the second camera are respectively sealed and installed on the top of the housing, corresponding to the positions of the first and second active areas.

5. The controllably delivered multi-channel scent condition location preference apparatus of claim 2, wherein, It also includes an isolation box; the isolation box is fitted onto the outside of the box body.

6. The controllably delivered multi-channel scent condition location preference apparatus of claim 5, wherein, The isolation box is equipped with sound insulation cotton inside, an exhaust fan is installed on the side of the isolation box, and an opening is provided on the top of the isolation box.

7. The controllably delivered multi-channel scent condition location preference apparatus of claim 5, wherein, The isolation box has an opening on its front or rear side, and the opening is movably connected to a door that can be opened and closed.

8. The controllably delivered multi-channel scent condition location preference apparatus of claim 1, wherein, An air extraction port is provided on the side wall of the housing at the rear of the intermediate buffer area, and the air extraction port is used to connect an air pump.

9. The controllable delivery multi-channel odor conditional location preference device according to claim 1, characterized in that, The four sides of the box are black, and the bottom plate of the box is transparent.

10. The controllably delivered multi-channel scent condition location preference apparatus of claim 1, wherein, A cold light source is also provided on the inner side of the top of the housing, corresponding to the first and second active areas.

11. The controllably delivered multi-channel scent condition location preference apparatus of claim 1, wherein, The first channel opening extends vertically through the first partition, and the second channel opening extends vertically through the second partition.

12. The controllably delivered multi-channel scent condition location preference apparatus of claim 1, wherein, The flow meter is a glass rotor flow meter.

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