Split aluminum oxide cup toothbrush connected through double-faced inner threads
An internal thread, alumina technology, applied in the field of toothbrushes, can solve problems such as inconvenience to carry, and achieve the effects of less space occupied, easy to carry, and high strength
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[0027] Describe the present invention in detail below in conjunction with accompanying drawing and specific embodiment:
[0028] figure 1 , figure 2 , image 3 , Figure 4 and Figure 5 Middle: double-sided internal thread connection split aluminum oxide water cup toothbrush, including cylindrical water cup 10, toothbrush tube 20, toothbrush head 30 and rubber plug 40, as an improvement: the upper mouth of the cylindrical water cup 10 has a water cup port turning ring 12 , there is a connection external thread 51 on the water cup port turning ring 12, the upper end surface of the connection external thread 51 is a port sealing plane 25, the port sealing plane 25 has a sealing groove 58, and a sealing ring 50 is placed in the sealing groove 58; There is a central through hole 23 on the toothbrush tube 20. One end of the toothbrush tube 20 is connected to the toothbrush head 30, and the other end of the toothbrush tube 20 is connected to one side of the double-sided interna...
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