2results about How to "Push and pull easily" patented technology

The utility model relates to the technical field of aluminium alloy door and window, and disclose a kind of labour-saving sliding aluminium alloy door and window, including main part, the one side of main part is fixedly connected with fixed block, the number of fixed block is two, the surface of fixed block is provided with window, the surface of main part is provided with embedded slot, the inside of embedded slot is provided with push-pull assembly, the other side of main part is provided with dustproof assembly, the push-pull assembly includes the fixed rod of being arranged in embedded slot inside, the surface rotation of fixed rod is connected first cylinder, the surface of first cylinder is engaged with second cylinder, the center of second cylinder is movably inserted with connecting rod.The labour-saving sliding aluminium alloy door and window, by push-pull assembly, sliding friction is converted into rolling friction, the force required for sliding is greatly reduced, even if the old or children with less strength, can easily push window, significantly improve the convenience of door and window use.

The invention discloses sound box equipment with an inclined handle, and relates to the technical field of sound box equipment. The sound box equipment with the inclined handle comprises a box body, the top end of the box body is sleeved with a cylinder sleeve, the box body is provided with an installation opening, the cylinder sleeve is provided with an opening, the opening is communicated with the installation opening, a horn mouth is fixedly installed in the installation opening, a sound box body is fixedly installed on the rear side of the horn mouth, and a first partition plate and a second partition plate are fixedly installed on the inner wall of the box body. The second partition plate is located above the first partition plate. According to the sound box equipment with the inclined handle, a cylinder sleeve can be manually pushed to rotate at the top end of the box body, an opening of the cylinder sleeve can be driven to communicate with a mounting opening, four horn mouths can be conveniently opened and closed at the same time, universal wheels can be driven to ascend through a lifting structure, and the universal wheels can be stored in the box body; the bottom of the box body is driven to make contact with the ground, when the sound box is on the inclined ground, the sound box is prevented from moving due to the universal wheels, and normal use of the sound box is guaranteed.