Dustproof plug for mobile phone
A dust-proof and plug-in technology, applied in the direction of preventing contact with live contacts, electrical components, coupling devices, etc., can solve the problems of accumulation of dust, small glue bonding area, affecting the performance of mobile phones, etc., to achieve high reliability and safety. Better adhesion, better bonding effect, and prevent the effect of being unable to pull out
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[0016] refer to Figure 1~Figure 3 , a mobile phone dust-proof plug of the present invention, which includes a decoration 1 and a rubber sleeve 2, the rubber sleeve 2 can be made of POM plastic, the decoration 1 is fixed with an alloy pin 3, and the alloy pin 3 is made of an alloy material The length of the alloy pin 3 is generally 6-10 mm, and the side wall of the alloy pin 3 is provided with a groove 31. The groove 31 is preferably 2.0-2.4 mm away from the bottom end of the alloy pin 3. The groove 31 can preferably be 1 mm long, the rubber sleeve 2 is provided with a slot 21 that is compatible with the alloy pin 3, that is, the cross-sectional diameter of the alloy pin 3 can be equal to the diameter of the slot 21, according to the size of the actual mobile phone earphone jack , the cross-sectional diameter of the alloy pin 3 can be selected as 1.15 mm. At this time, the diameter of the slot 21 is also 1.15 mm. After the alloy pin 3 is inserted into the slot 21, it is glued ...
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