4results about How to "Prevent falling dust" patented technology

The present invention provides a film pasting device, including a film supply device, a film taking device and a material taking device. The film supply device includes a mounting frame, a film supply mechanism arranged on the mounting frame, a recovery mechanism and a material belt; the film supply mechanism includes a roll of rubber with a material belt wound around it and a film stripping assembly for stripping a protective film from centrifugal paper, and the recovery mechanism is connected to a driving mechanism for rotating the recovery mechanism; the film taking device includes a support frame and a film taking assembly, and the film taking assembly includes a film taking nozzle arranged above the film stripping assembly and a driving cylinder for driving the film taking nozzle to rotate; the material taking device is arranged above the film taking device, including a support plate and a nozzle assembly arranged on the support plate and used to suck the product. The film pasting device provided by the present invention can paste the protective film when the MIC hole of the product is facing downward, prevent dust from falling into the MIC hole, and effectively improve the output quality and output efficiency of the product.

The utility model discloses a deformable park seat capable of preventing dust and shielding rain. The deformable park seat comprises a hydraulic rod, a folding ceiling, a folding seat, a base, a supporting back plate and a temperature and humidity sensing device, the upper end of the supporting back plate is connected with the hydraulic rod and the folding ceiling, the lower end makes contact with the folding seat, and the bottom is connected with the base to form the outer end of the seat. The temperature and humidity sensing device is installed on the supporting back plate and used for sensing the temperature and the air humidity. According to the utility model, the seat is prevented from being polluted, the seat can be opened with less force, and the seat can be shielded from sun and rain in extreme weather, so that the seat is convenient and clean.

This invention discloses a purifier, relating to the field of air purification equipment technology. The purifier includes a housing and a dust collection component. The housing has an opening. The dust collection component is movably disposed within the housing, extending out of the housing from the opening or retracting into the housing. When the dust collection component extends out of the housing, its dust collection surface is planar. When energized, the dust collection component generates an electric field to adsorb pollutants from the air. This invention provides a purifier that is easy to clean, reducing the risk of secondary pollution.

The utility model discloses a multifunctional table-type color photometer. The multifunctional table-type color photometer comprises an integrating sphere, a light source arranged in the integrating sphere, a reflection measurement module and a transmission measurement module, the integrating sphere is provided with a reflection measuring port and a transmission measuring port; the reflection measuring port is used for placing a reflection measured object; the reflection measurement module comprises a reflector arranged below the integrating sphere, a reflection lens module arranged in the light path direction of the reflector, and a reflection spectrometer arranged in the light path direction of the reflection lens module; the transmission measurement module comprises a cuvette arranged at the transmission measurement port, a lens assembly arranged beside the cuvette, and a projection spectrometer arranged in the light path direction of the lens assembly. The device is suitable for measuring reflection colors or transmission colors of objects in various forms in various application environments, can carry out two modes of transmission measurement and reflection measurement, can meet measurement objects in various forms and different sizes and different working scenes, and is convenient for users to use.