39results about How to "Novel and practical structure" patented technology

The invention relates to a wood-plastic base composite floor with a solid wood panel, comprising a base plate and a panel; the wood-plastic base composite floor is characterized in that: the base plate is made of wood-plastic material, and the panel is made of solid wood, the base plate is connected with the panel in a molding-injection way. In the technical proposal of the invention, particularly, the base plate is made of the wood-plastic material, the panel is made of solid wood and the base plate and the panel are connected in a molding-injection way, the invention has the beneficial effects that the structure is novel and practical, wood is saved, the application range is wide, the floor is helpful to environmental protection, the cost is low and the usage is convenient.

The invention relates to a novel sliding main shaft structure which comprises a long shaft body and a plurality of sliding columns arranged at one end of the long shaft body. A positioning ball socketis arranged in the middle of the end face of the side, provided with the sliding columns, of the long shaft body, the long shaft body comprises a sliding column connection section, a bearing connection section I, a bearing connection section II, a thread section and a spline tooth section, a lubricating oil hole is formed in the portion, between the bearing connection section I and the bearing connection section II, of the long shaft body, a long hole is formed in the bottom of the positioning ball socket, and the long hole communicates with the lubricating oil hole. The novel sliding main shaft structure is novel in structure, practical, flexible and convenient to use and high in tensile strength.

The invention discloses a steam combustion-supporting boiler. The steam combustion-supporting boiler comprises a boiler and a pressure balance valve, wherein the boiler is provided with a water cavity and a hearth; a water tank is arranged outside the boiler; the hearth is provided with a steam generation device; the steam generation device comprises a heating pipe, a steam drum and a steam spray pipe; the pressure balance valve comprises a valve body and a valve core; the valve body is provided with a valve body cavity; the left end of the valve body is provided with a steam joint, and the right end of the valve body is provided with a threaded joint; the steam joint is communicated with a space above the water surface in the cavity of the water tank; a valve core is arranged in the valve body cavity; the valve body is provided with a water inlet and a water outlet; the valve core is a shaft which is provided with an annular groove; a pressure adjusting bolt and a pressure adjusting spring are arranged in the threaded joint; a cooling water pipe is arranged in the space above the water surface of the cavity of the water tank in a penetrating manner; a water inlet end of the cooling water pipe is communicated with the lower end of the water cavity through the pressure balance valve, and a water outlet end of the cooling water pipe is communicated with the upper end of the water cavity. According to the steam combustion-supporting boiler, the steam pressure of the steam drum is kept at constant pressure, so that the combustion of the boiler is kept in a stable state, the time and the labor are saved, and the boiler is convenient to use.