Small soil stirrer for laboratory

Abstract

A small soil stirrer for a laboratory comprises an upper-layer container, a lower-layer container, a base, a micro booster water pump, a spraying disc, an atomizing nozzle, a stirring paddle, a motor, a soil humidity sensor, a controller, a display panel, a control switch and a power supply. And the soil humidity sensor and the display panel of the soil humidity sensor are additionally arranged in the lower-layer container, so that the requirement of the laboratory for accurately controlling the soil humidity in real time is met.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of biological experiment equipment, especially to a small -size soil agitator for laboratory. BACKGROUND

[0002] The soil is one of important factors of earthworm breeding experiment, and the looseness, humus content and humidity of the soil will directly affect the growth and reproduction of earthworms. At present, the experimental soil needs to be dried and ground before the earthworm experiment, and then mixed and stirred with water to a suitable state for the growth of earthworms. This process is currently manually performed by experimental personnel, which is low in efficiency, and the mixing and stirring effect is usually affected by the state of the experimental personnel, and cannot be guaranteed. Therefore, the applicant designs a small soil agitator for laboratory to improve the stirring efficiency of the soil and reduce the experimental workload. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at providing a small soil agitator for laboratory, thereby solving the problems mentioned in the background art. To achieve this purpose, the specific technical scheme is as follows:

[0004] A small soil agitator for laboratory, comprising: an upper container, a lower container, a base, a micro booster water pump, a spraying disc, an atomizing nozzle, a stirring paddle, a motor, a soil humidity sensor and a controller, a display panel, a control switch and a power supply, the upper container and the lower container are both cylindrical structures without a top, and the upper container is provided with a funnel-shaped cavity inside, the bottom of the cavity is connected with the water inlet end of the micro booster water pump, the water outlet end of the micro booster water pump is connected with the spraying disc, the spraying disc is a hollow disc structure, the top surface of the spraying disc is provided with a water inlet, the bottom surface of the spraying disc is provided with a plurality of water outlet holes, the atomizing nozzle is installed in the water outlet hole, the spraying disc is embedded and installed at the bottom of the upper container, the bottom of the lower container is fixedly connected with the base, the motor and the soil humidity sensor are installed in the base, the motor is connected with the stirring paddle through a shaft coupling, the stirring paddle is located in the lower container, the probe of the soil humidity sensor is also located in the lower container close to the side wall, the control switch and the display panel are located on the outer side of the base, the controller is electrically connected with the motor, the soil humidity sensor and the micro booster water pump, the control switch and the display panel are electrically connected with the controller, the upper container and the lower container are connected through the buckle structure on the outer side of the bottom of the upper container, and the power supply is an external power supply which is installed in the base.

[0005] Further, the micro booster water pump is provided with a wireless transmission module and is electrically connected with the controller in a wireless mode.

[0006] Further, the shaft of the stirring paddle is in a conical structure with a wide lower part and a narrow upper part, and the shaft is provided with a spiral paddle.

[0007] Further, the display panel is used for displaying real-time humidity detected by the soil humidity sensor.

[0008] The utility model discloses the beneficial effect is:

[0009] (1) the utility model discloses the design of water and soil separation, therefore can adjust the water amount according to need, satisfy the need of the water amount difference of different groups between laboratory.

[0010] (2) the utility model discloses the soil humidity sensor and display panel in the lower container are additionally provided, satisfy the demand of real-time accurate control of soil humidity in laboratory.

[0011] (3) the utility model discloses the stirring paddle adopts the special conical structure design, can play the stirring broken simultaneously still can play the effect of turning over and stirring, improves the uniformity of soil humidity. DRAWINGS

[0012] Figure 1 It is the structural schematic diagram of the utility model;

[0013] The meaning of each mark in the drawing is as follows:

[0014] 1 - upper container;2 - lower container;3 - base;4 - micro booster water pump;5 - spray tray;6 - atomizing nozzle;7 - stirring paddle;8 - motor;9 - soil humidity sensor;10 - controller;11 - display panel;12 - control switch;13 - power supply. DETAILED DESCRIPTION

[0015] The embodiment provides a small soil stirrer for a laboratory, which comprises an upper container 1, a lower container 2, a base 3, a micro booster water pump 4, a spraying disc 5, atomizing nozzles 6, a stirring paddle 7, a motor 8, a soil humidity sensor 9, a controller 10, a display panel 11, a control switch 12 and a power supply 13. The upper container 1 and the lower container 2 are both cylindrical structures without a top, and the upper container 1 is internally provided with a funnel-shaped cavity, the bottom of the cavity is connected with the water inlet end of the micro booster water pump 4, the water outlet end of the micro booster water pump 4 is connected with the spraying disc 5, the spraying disc 5 is a hollow disc structure, the top surface of the spraying disc 5 is provided with a water inlet, the bottom surface of the spraying disc 5 is provided with a plurality of water outlet holes, the atomizing nozzles 6 are arranged in the water outlet holes, the spraying disc 5 is embeddedly arranged at the bottom of the upper container 1, the bottom of the lower container 2 is fixedly connected with the base 3, the motor 8 and the soil humidity sensor 9 are arranged in the base 3, the motor 8 is connected with the stirring paddle 7 through a shaft coupling, the stirring paddle 7 is arranged in the lower container 2, the probe of the soil humidity sensor 9 is also arranged in the lower container 2 and located close to the side wall, the control switch 12 and the display panel 11 are located on the outer side of the base 3, the controller 10 is electrically connected with the motor 8, the soil humidity sensor 9 and the micro booster water pump 4 respectively, the control switch 12 and the display panel 11 are electrically connected with the controller 10 respectively, the upper container 1 and the lower container 2 are connected through the buckle structure on the outer side of the bottom of the upper container 1, and the power supply 13 is an external power supply which is arranged in the base 3.

[0016] Preferably, the micro booster water pump 4 is provided with a wireless transmission module and is electrically connected with the controller 10 in a wireless mode.

[0017] Preferably, the rotating shaft of the stirring paddle 7 is in a tapered structure which is wide at the bottom and narrow at the top, and the rotating shaft is provided with helical blades.

[0018] Preferably, the display panel 11 is used for displaying the real-time humidity detected by the soil humidity sensor 9.

[0019] Working principle:

[0020] The workers respectively pour a proper amount of sterile water into the upper container and pour experimental soil into the lower container, lock the upper container and the lower container through the buckle connection, press the control switch on the base, the controller controls the micro booster water pump to work through wireless signals, the water in the upper container is pumped into the spraying disc and sprayed into the soil in the lower container through the atomizing nozzles, at this time, the workers start the stirring paddle and the soil humidity sensor through the control switch, the stirring paddle turns over the lower soil to the upper layer in the working process, so that the soil and water are more uniformly contacted, and the soil humidity sensor displays the real-time monitored soil humidity value on the display panel for the workers to refer.

Claims

1. A small soil mixer for a laboratory, characterized in that, Include: Upper container (1), lower container (2), base (3), micro booster pump (4), spray tray (5), atomizing nozzle (6), stirring paddle (7), motor (8), soil humidity sensor (9), controller (10), display panel (11), control switch (12) and power supply (13), the upper container (1) and the lower container (2) are both not sealed top cylindrical structure, and the upper container (1) is provided with funnel-shaped cavity, the bottom of the cavity is connected with the water inlet end of the micro booster pump (4), the water outlet end of the micro booster pump (4) is connected with the spray tray (5), the spray tray (5) is a hollow disc structure, the top surface of the spray tray (5) is provided with a water inlet, the bottom surface of the spray tray (5) is provided with a plurality of water outlet holes, the atomizing nozzle (6) is installed in the water outlet hole, the spray tray (5) is embedded and installed at the bottom of the upper container (1), the bottom of the lower container (2) is fixedly connected with the base (3), the motor (8) and the soil humidity sensor (9) are installed in the base (3), the motor (8) is connected with the stirring paddle (7) through the shaft coupling, the stirring paddle (7) is located in the lower container (2), the probe of the soil humidity sensor (9) is also located in the lower container (2) close to the side wall, the control switch (12) and the display panel (11) are located on the outer side of the base (3), the controller (10) is electrically connected with the motor (8), the soil humidity sensor (9) and the micro booster pump (4) respectively, the control switch (12) and the display panel (11) are electrically connected with the controller (10) respectively, the upper container (1) and the lower container (2) are connected through the buckle structure on the bottom outer side of the upper container (1), the power supply (13) is an external power supply, which is installed in the base (3).

2. A compact soil mixer for laboratories according to claim 1, characterized in that: The micro booster pump (4) is provided with a wireless transmission module and is electrically connected with the controller (10) in a wireless mode.

3. A compact soil mixer for laboratories according to claim 1, characterized in that: The rotating shaft of the stirring paddle (7) is in a tapered structure with wide bottom and narrow top, and the rotating shaft is provided with spiral blades.

4. The compact soil mixer for laboratories according to claim 1, characterized in that: The display panel (11) is used for displaying the real-time humidity detected by the soil humidity sensor (9).

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