Device and method for preventing and treating insect damage through carbon dioxide
A carbon dioxide and insect pest technology, which is applied in the device, application, fumigator, etc. to capture or kill insects, can solve the problems of high carbon dioxide concentration and long insecticidal time, and achieve complete insecticidal, short insecticidal time, and temperature distribution. uniform effect
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Embodiment 1
[0036] refer to figure 1 , a device for controlling pests using carbon dioxide, comprising a sealed tent, a solenoid valve 6, an air intake pipe 7, an air outlet pipe 8, a heater 10, a thermal insulation layer 3, a carbon dioxide gas source 11, a carbon dioxide concentration sensor 4, a temperature sensor 5 and PLC controller 12; storage materials, such as tobacco leaves, are placed in the sealed tent; the bottom film tent is a bottom film tent composed of a bottom film 1 and a film cover 2, and the bottom film 1 is sealed and connected with the film cover 2; The thermal insulation layer 3 is wrapped around the airtight tent; the air inlet pipe 7 and the air outlet pipe 8 are respectively arranged on both sides of the middle part of the membrane cover 2, and one end of the air inlet pipe 7 and the air outlet pipe 8 is located in the membrane cover 2 , an electromagnetic valve 6 is arranged on one end outside the membrane cover 2; the heater 10 is connected with the carbon diox...
Embodiment 2
[0041] refer to figure 2, a device for controlling pests using carbon dioxide, comprising a sealed tent, a solenoid valve 6, an air intake pipe 7, an air outlet pipe 8, a heater 10, a thermal insulation layer 3, a carbon dioxide gas source 11, a carbon dioxide concentration sensor 4, a temperature sensor 5 and PLC controller 12; storage materials, such as tobacco leaves, are placed in the sealed tent; the bottom film tent is a bottom film tent composed of a bottom film 1 and a film cover 2, and the bottom film 1 is sealed and connected with the film cover 2; The thermal insulation layer 3 is wrapped around the airtight tent; the air inlet pipe 7 passes through the bottom of the airtight tent and enters the airtight tent; the air outlet pipe 8 is installed on the top of the airtight tent; one end of the air inlet pipe 7 is located at the bottom film 1, one end of the air outlet pipe 8 is located in the membrane cover 2, and an electromagnetic valve 6 is arranged on the end out...
Embodiment 3
[0048] A device for controlling pests using carbon dioxide in this embodiment, the sealed tent is a bottomless film tent, and the bottomless film tent is made by a method for making a sealed tent in a bottomless film device for storage disclosed in CN 104322479 A. That is, ① Make a lacquered mirror surface 14 on the ground that needs to be made of a sealed tent without a backing film: polish the base layer of the ground, and after cleaning it, paint a moisture-proof paint with a thickness ≥ 3mm to make the surface roughness of the lacquered mirror surface 2 h); 2. make membrane cover 2: make membrane cover 2 according to the stacking size with film, and install inlet pipe 7, outlet pipe 8, carbon dioxide concentration sensor 4 and temperature sensor 5 on the membrane cover, and then make the Membrane cover 2 is covered on the stack; ③ sealing of the airtight tent: clean the bonding surface of the membrane cover 2 and the painted mirror surface 14, and after the bonding surface i...
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