3results about How to "Expand effective coverage" patented technology

The utility model relates to ancient building fire extinguishing device technical field especially for a kind of ancient building concealed type spray fire extinguishing device, including decoration component, water supply component and spray component, the inside of decoration component is equipped with water supply component, water supply component includes the limit shell in the upper side groove of mounting seat and is fixedly connected with mounting seat, the inside front half portion of limit shell is rotatably connected with click shaft, in the utility model, through the shunt box, water delivery box, shunt pipe, spray pipe, spray nozzle being set, the device can be rotated shunt box cooperation water delivery box and carry out water delivery, water is shunted by rotatable spray pipe cooperation shunt pipe, spray nozzle is carried out and is sprayed to extinguish fire, simultaneously by rotatable shunt pipe driving spray pipe and spray nozzle rotation, to carry out greater range of spray fire extinguishing, the spray structure of the device has greater adjustment range, has better fire extinguishing effect and greater effective coverage.

The utility model relates to the technical field of VOCs treatment, and discloses a movable VOCs treatment machine which comprises a vehicle body, the front side surface of the vehicle body is fixedly connected with a storage box, the upper surface of the vehicle body is fixedly connected with a hose communicated with the interior of the vehicle body, and the end, away from the vehicle body, of the hose is fixedly provided with an air suction hood. A lifting plate is slidably connected to the interior of the storage box, a supporting shaft is rotatably connected to the upper surface of the lifting plate, a connecting piece is arranged between the supporting shaft and the air suction cover, and swing of the air suction cover is achieved through cooperation of the supporting shaft, a rotating shaft, a gear, a toothed plate, a reciprocating lead screw, a reciprocating lead screw sleeve, a first motor and other structures; therefore, a larger area can be covered, dead angles caused by dispersion of pollution sources are reduced, VOCs gas can be more comprehensively collected, the treatment efficiency is improved, and the effective coverage range is remarkably expanded.