Plastic bucket displaying surplus material
A technology of plastic barrels and material quantity, applied to parts of bottles/cans, rigid containers, containers, etc., can solve the problems of difficult to know the material quantity, unable to observe the liquid level, etc., and achieve the effect of prolonging the life.
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[0011] The present invention will be described in detail below in conjunction with the accompanying drawings.
[0012] Such as figure 1 , as shown in the schematic diagram of the structure of the present invention, a plastic barrel showing the amount of remaining material in this program includes a barrel body 2, a barrel mouth 3 is provided on the barrel body 2, the barrel mouth 3 communicates with the barrel body 1, and the barrel mouth 3 A barrel cover 1 is provided, and the barrel cover 1 and the barrel mouth 3 are flexibly connected by threads. The barrel body 2 is provided with a control panel 4, and the bottom of the barrel body 2 is provided with a transparent plastic tube 5. The inside of the transparent plastic tube 5 is airtight. The top of the transparent plastic tube 5 is provided with a photoelectric sensor 6 , which communicates with the control panel 4 , and the height of the transparent plastic tube 5 is the same as that of the barrel body 2 .
[0013] The wo...
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