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CN-224221612-U - Spraying device for indoor biological testing experiment

CN224221612UCN 224221612 UCN224221612 UCN 224221612UCN-224221612-U

Abstract

The utility model discloses a spraying device for indoor biological testing experiments, which relates to the technical field of pesticide biological testing experimental equipment and comprises a spray can shell, wherein the spray can shell comprises a containing shell and a spray head shell which are connected with each other, a plurality of independent cavities for containing different solutions are fixedly connected in the containing shell, a multi-way valve and a pressure pump are fixedly arranged in the containing shell, the water outlet end of the multi-way valve and the water inlet end of the pressure pump are communicated with each other, and a plurality of water inlet ends of the multi-way valve are respectively communicated with a water inlet hose. According to the utility model, the independent storage and switching of different test solutions are realized through the cooperation of the independent cavities and the multi-way valve, so that cross contamination caused by frequent liquid replacement of the traditional device is avoided, clear water is arranged in one independent cavity for flushing, residual liquid medicine is thoroughly removed, pollution risk is further reduced, biological testing efficiency is remarkably improved, repeated disassembly is not needed, spray human errors are reduced, and consistency of repeated experiments is further ensured.

Inventors

  • LIAO PINGQIANG
  • REN QIANCHENG
  • CAI JINWEN

Assignees

  • 江苏艾津作物科技集团有限公司

Dates

Publication Date
20260512
Application Date
20250520

Claims (6)

  1. 1. The spraying device for the indoor biological testing experiment is characterized by comprising a spraying kettle shell (1), wherein the spraying kettle shell (1) comprises a containing shell (101) and a spray head shell (102) which are connected with each other, a plurality of independent cavities (2) for containing different solutions are fixedly connected in the containing shell (101), a multi-way valve (3) and a pressure pump (4) are fixedly installed in the containing shell (101), a water outlet end of the multi-way valve (3) and a water inlet end of the pressure pump (4) are mutually communicated, a plurality of water inlet ends of the multi-way valve (3) are respectively communicated with a water inlet hose (5), one ends of the water inlet hoses (5) far away from the multi-way valve (3) respectively penetrate through and extend into the different independent cavities (2), a wide-angle spray head (6) is fixedly installed at the end part of the spray head shell (102), a hose (7) is installed between the water outlet end of the pressure pump (4) and the wide-angle spray head (6), a power switch (8) and a control circuit (9) are fixedly installed on the spray head shell (102), and a plurality of batteries (10) are installed in the independent cavities (101).
  2. 2. The spraying device for indoor biological tests according to claim 1, wherein the multi-way valve (3) comprises a valve body (301) fixedly connected in the accommodating shell (101), a cavity (302) is defined in the valve body (301), a main flow channel (303) communicated with the cavity (302) is arranged on the top wall of the valve body (301), a plurality of diversion channels (304) communicated with the cavity (302) are arranged on the side wall of the valve body (301), a valve core (305) is rotatably arranged in the cavity (302), a flow passage (306) is arranged in the valve core (305), a first flow passage opening (307) and a second flow passage opening (308) are arranged at two ends of the flow passage opening (306), the first flow passage opening (307) is positioned on the top wall of the valve core (305) and is in butt joint with the main flow channel (303), the second flow passage opening (308) is positioned on the side wall of the valve core (305) and corresponds to the distribution track of the diversion channels (304), a valve rod (309) is rotatably arranged at the bottom of the valve body (301), one end of the valve rod (309) is fixedly connected with the valve rod (305) to the valve rod (305) for driving the valve rod (308) to rotate along the distribution track of the valve rod (308).
  3. 3. The spraying device for the indoor biological testing experiment according to claim 2, wherein an adjusting rod (11) is rotatably arranged on the front side of the accommodating shell (101), a worm wheel (12) is fixedly sleeved on the valve rod (309), and one end of the adjusting rod (11) is fixedly connected with a worm (13) meshed with the worm wheel (12).
  4. 4. The spraying device for the indoor biological test is characterized in that the anode and the cathode of the driving battery (10) are connected with the power switch (8) in series through wires to form a main circuit path, the output end of the power switch (8) is connected to the input end of the control circuit board (9) for controlling the on-off of the whole circuit, the output end of the control circuit board (9) is connected to the motor driving end of the pressure pump (4) through a waterproof wire to directly regulate the start and stop of the pressure pump (4), and the control circuit board (9) is provided with a program or logic.
  5. 5. The spraying device for the indoor biological test is characterized in that one end, far away from the multi-way valve (3), of the water inlet hose (5) and extending into the independent cavity (2) is fixedly connected with a gravity ball (14), and the gravity ball (14) is made of stainless steel and is coated with a polytetrafluoroethylene coating on the surface.
  6. 6. The spraying device for the indoor biological test is characterized in that the independent cavity (2) is provided with a filling pipe (201) in a communicating mode, and one end, far away from the independent cavity (2), of the filling pipe (201) extends to the outer side of the accommodating shell (101) and is inserted with a plugging block (202).

Description

Spraying device for indoor biological testing experiment Technical Field The utility model relates to the technical field of pesticide biological testing experimental equipment, in particular to a spraying device for indoor biological testing experiments. Background In the pesticide biological test experiment, the spraying device is core equipment for simulating the actual application effect of the pesticide, and the performance of the spraying device directly determines the accuracy of the test result. Traditional atomizer is simple manual push formula watering can, relies on single container to deposit the test solution, and the different samples of needs frequent change leads to following defect: 1. The risk of cross contamination is high, and the residual liquid medicine is easy to pollute the subsequent samples because the cleaning is not thorough when the test liquid is replaced, so that the experiment reliability is affected; 2. the efficiency is low, the container and the pipeline need to be repeatedly disassembled and cleaned during the test of multiple samples, the time is consumed, the operation is complex, and the experimental efficiency is limited; 3. the operation is complex, the spraying pressure, time and range are manually controlled, human errors are easy to be introduced, and the consistency of repeated experiments is difficult to ensure; Therefore, a spraying device for biological test is needed to improve the biological test efficiency, avoid cross contamination and reduce the experimental error. Disclosure of utility model The utility model aims to solve the problems in the prior art and provides a spraying device for an indoor biological test. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a atomizer for indoor biological survey experiment, includes the watering can casing, the watering can casing includes interconnect hold casing and shower nozzle casing, a plurality of independent cavitys that are used for holding different solutions of fixedly connected with in the hold casing, fixed mounting has multiport valve and force pump in the hold casing, communicate each other between the water inlet of the water outlet of multiport valve and force pump, a plurality of water inlets of multiport valve communicate respectively and install the hose of intaking, a plurality of the one end that the multiport valve was kept away from to the hose of intaking runs through respectively and extends to in the independent cavity of difference, the tip fixed mounting of shower nozzle casing has wide angle shower nozzle, the infusion hose is installed in the intercommunication between the water outlet of force pump and the wide angle shower nozzle, fixed mounting has switch and control circuit board on the shower nozzle casing, fixed mounting has the drive battery that is located between a plurality of independent cavitys in the hold casing. Preferably, the multi-way valve comprises a valve body fixedly connected in a containing shell, a cavity is defined in the valve body, a main flow channel of a communication cavity is formed in the top wall of the valve body, a plurality of branch flow channels of the communication cavity are formed in the side wall of the valve body, a valve core is rotatably arranged in the cavity, a flow channel is arranged in the valve core, two ends of the flow channel are a first flow channel opening and a second flow channel opening, the first flow channel opening is located on the top wall of the valve core and is in butt joint with the main flow channel, the second flow channel opening is located on the side wall of the valve core and corresponds to distribution tracks of the branch flow channels, a valve rod is rotatably arranged at the bottom of the valve body, one end of the valve rod is fixedly connected with the valve core, and the valve rod is used for driving the valve core to drive the second flow channel opening to rotate along the distribution tracks of the branch flow channels. Preferably, the front side of the accommodating shell is rotatably provided with an adjusting rod, the valve rod is fixedly sleeved with a worm wheel, and one end of the adjusting rod is fixedly connected with a worm meshed with the worm wheel. Preferably, the positive electrode and the negative electrode of the driving battery are connected in series with a power switch through a wire to form a main circuit path, the output end of the power switch is connected to the input end of a control circuit board for controlling the on-off of the whole circuit, the output end of the control circuit board is connected to the motor driving end of the pressure pump through a waterproof wire to directly regulate the start and stop of the pressure pump, and the control circuit board presets a program or logic. Preferably, the water inlet hose is far away from the multi-way valve and is fixedly connected with a gravity ba