Joint brush
A technology of brushes and joints, applied in the direction of suction nozzles, etc., can solve the problem of constant use and achieve convenient, quick and effective cleaning
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[0013] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0014] attached Figure 1-2 The joint brush according to the present invention includes a brush body 1, a lower connecting pipe 2, a middle connecting pipe 3, and an upper connecting pipe 4; the bottom of the brush body 1 is provided with a cavity (not marked); the The bottom of the cavity is provided with a through hole 8; the edge of the cavity is provided with bristles 7; the lower connecting pipe 2 is arranged on the brush body 1; connected; the lower end of the middle connecting pipe 3 is arranged on the upper end of the lower connecting pipe 2 through a hinge 5; the upper end of the middle connecting pipe 3 is connected with the upper connecting pipe 4 through a hinge 5; the inner cavity of the lower connecting pipe 2 is connected with the middle The lumen of the connecting pipe 3 communicates with the inner cavity of the conne...
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