81results about How to "Realize telescopic adjustment" patented technology

The invention discloses a telescopic heat radiation sound box, which comprises a base, wherein a plurality of universal wheels are arranged at the bottom of the base; a braking mechanism is arranged on the universal wheels; a fixing plate is sleeved on the top of the outer wall of the base; a plurality of first hydraulic cylinders are arranged at the bottom of the fixing plate; an auxiliary plateis sleeved under the fixing plate at the outer side of the base; an outer box body is arranged on the top of the base; a sound box body is arranged inside the outer box body in a matched way; a waterstorage layer is arranged at the inner wall of the outer box body; a heat radiation layer is arranged on the outer wall of the sound box body; a plurality of water conveying pipes are arranged on thetop of the inner side of the water storage layer; a plurality of second hydraulic cylinders are arranged on the top of the fixing plate; regulating chambers are symmetrically arranged at the two sidesinside the water storage layer; a rotating rod, a first gear, a second gear, a second movable rod, a second rack, a push plate, a first movable rod, a first rack and a connecting block are horizontally arranged inside the regulating chamber; a first fixing block and a second fixing block are arranged on the outer wall of the heat radiation layer. The sound box has the advantages that the use is convenient and fast; the stability is high; the telescopic effects can be realized; the heat radiation effect cannot be influenced in the telescopic process.

The invention relates to chopsticks convenient to carry. The chopsticks comprise bases, sleeves, core rods and movable rods; the bases are arranged at the lower ends of the sleeves and provided with first convex ribs, the sleeves are provided with first annular groove matched with the first convex ribs, and the first convex ribs are placed in the first annular grooves, so that the sleeves are rotatably connected with the bases; the core rods are disposed in the sleeves, and the lower ends of the core rods are fixed to the bases; the movable rods are embedded in the sleeves, the outer circumferences of the movable rods are provided with guiding grooves, and the inner walls of the sleeves are provided with guiding columns matched with the guiding grooves; the movable rods are further provided with first grooves matched with the core rods, the core rods are provided with external threads, and the first grooves are internally provided with internal threads matched with the external threads. The chopsticks have the advantages that the telescopic adjustment of the chopsticks can be achieved to meet the needs of users in a wider age range; meanwhile, when the users go out, the movable rods can be moved into the sleeves to shorten the length of the chopsticks, so that the chopsticks are convenient to carry.