2results about How to "Improve internal sealing" patented technology

The application discloses a sealing tool for a carbon fiber product vacuum bag and belongs to the technical field of carbon fiber production, which comprises a silica gel sealing sheet, the silica gel sealing sheet comprises a covering sheet and a bearing sheet, one side of the covering sheet and the bearing sheet is fixedly connected, a vacuum valve mounting hole is formed in the inside of the covering sheet, a vacuum valve is arranged in the inside of the vacuum valve mounting hole, a connecting pipeline is arranged on the top of the vacuum valve, a plurality of sealing clamp assemblies are arranged on the outside of the silica gel sealing sheet, each sealing clamp assembly comprises two groups of clamping frames which are symmetrically arranged above and below, and a hinge part and a spring are arranged on the opposite sides of the two groups of clamping frames; when the application is used, the sealing property of the silica gel sheet when being attached can be fully utilized, meanwhile, the sealing clamp assemblies can further strengthen the sealing property of the side surface, and after production is completed, the silica gel sealing sheet and the sealing clamp assemblies can be repeatedly used, and compared with disposable vacuum bag films, high-temperature-resistant foam rubber strips and the like, the application reduces the pollution to the environment.

The utility model discloses a kind of maintenance-free electronic mirror suction valve structures, including suction button component and suction valve seat component, the suction button component includes elastic seat body, the bottom of the elastic seat body is installed with button seat body, the inside of the elastic seat body is installed with press core, the bottom of the button seat body is installed with button sealing ring, suction valve seat component includes valve seat body, the bottom of button seat body is installed with valve seat body, the outside of the button sealing ring is sealed with valve seat body Installation, the bottom of the press core is equipped with sealing head, the inside of the button sealing ring is sealed with sealing head Installation, the press core includes mounting seat and core rod, the bottom surface of the mounting seat is equipped with sealing pad;The suction button component of the utility model is maintenance-free, discarded after single use, because it is injection molding and silica gel, low cost, easy to replace;By the elastic seat body of external reset to core rod, simplify internal structure, improve internal sealing, and can reduce production cost.