Ventilation equipment for preventing occupational diseases

• Main Authors: DAI XUESONG, JIANG YING, XIA SHIFENG
• Format: Patent
• Language: Chinese; English
• Published: 25.01.2022
• Subjects: BLASTING; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; HEATING; HUMAN NECESSITIES; HYGIENE; LIGHTING; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES; MECHANICAL ENGINEERING; MEDICAL OR VETERINARY SCIENCE; METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The utility model relates to the technical field of ventilation equipment, in particular to ventilation equipment for preventing occupational diseases. According to the technical scheme, the device comprises a supporting column and a shell connected to the upper end of the supporting column, a vertically-arranged partition plate is connected to the interior of the shell, a motor is installed on one side of the partition plate, fan blades are connected to an output shaft of the motor, a supporting block is connected to the lower end of one side of the shell, and a concentric-square-shaped plate is connected to the inner wall of one side of the shell; through holes are formed in the upper end and the lower end of the concentric-square-shaped plate, a protection plate is connected to one side of the concentric-square-shaped plate, two mounting rods are connected to the inner side of the protection plate, a positioning block is connected to one side of the mounting rod at the upper end, and a positioning rod is s