Liquid crystal display device dedicated for extractor hood
A technology for liquid crystal display devices and range hoods, which is applied in the fields of oil fume removal, identification of devices, applications, etc. It can solve problems such as corrosion, liquid crystal display control circuit boards being damp, and affecting the normal display of liquid crystal display screens, etc., to achieve excellent corrosion resistance Effect
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Embodiment 1
[0049] A liquid crystal display device specially used for range hoods, comprising a rectangular aluminum alloy panel and an aluminum alloy outer shell connected by buckles, the joint between the aluminum alloy panel and the aluminum alloy outer shell is sealed by a sealant; the aluminum alloy panel , The outer surface of the aluminum alloy shell is coated with a protective film;
[0050] The aluminum alloy panel is fixed with: a first liquid crystal display for displaying the state of the range hood on and off, a second liquid crystal display for displaying the working gear state of the range hood; the first liquid crystal display, The outer surface of the second liquid crystal display is sunken in the aluminum alloy panel, the outer surfaces of the first liquid crystal display and the second liquid crystal display are respectively covered with transparent acrylic plates, the outer surfaces of each acrylic plate and the outer surface of the aluminum alloy panel The surface is ...
Embodiment 2
[0064] On the basis of Example 1, the difference is that the protective film on the outer surface of the aluminum alloy panel and the aluminum alloy housing is composed of the following components in parts by weight:
[0065] 0.9 parts ethylene glycol,
[0066] 0.4 parts heptadecenyl imidazolidinyl succinate,
[0067] 9 parts nano silicone resin,
[0068] 2 parts catechol,
[0069] 3 parts sodium dodecylbenzenesulfonate emulsion,
[0070] 2 parts diethylbenzene,
[0071] 1.3 parts of alkanolamide polyoxyethylene ether,
Embodiment 3
[0074] On the basis of Example 1, the difference is that the protective film on the outer surface of the aluminum alloy panel and the aluminum alloy housing is composed of the following components in parts by weight:
[0075] 0.9 parts ethylene glycol,
[0076] 0.4 parts heptadecenyl imidazolidinyl succinate,
[0077] 8 parts nano silicone resin,
[0078] 1 part catechol,
[0079] 2 parts sodium dodecylbenzenesulfonate emulsion,
[0080] 1 part diethylbenzene,
[0081] 1.3 parts of alkanolamide polyoxyethylene ether,
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