Warehouse bashful pressure adjustment device of cold storage freezer storage warehouse and the like

摘要

(57) Abstract Objective As the configuration component is reduced, installation job easyThe cold storage freezer storage warehouse and the like which it does, at the same time, installs anti-freeze meansThe atmospheric pressure adjusting device is offered. Constitution In the framework body 10 which possesses valve port 11, the rotary spindle channel 1It forms with the volume wearing flange 15 of 6 and heater belt 50ru. In atmospheric pressure adjustment board 12 inside rotary spindle channel 16 revolution unrestrictedly person in chargeThe hook section 17 which it adjusts is formed. Framework body 10 and installation furanTo lock with ji 30, with installation flange 30 framework body 10The communication opening which is provided in side wall 2 of warehouse body such as cold storage and freezer storage warehouseIt lays out in 7.