Water spraying device for wall and floor water spraying maintenance for constructional engineering

• Main Authors: CHANG WEI, YAN QIAN, WANG RUNXIU, WANG JINYUN, GUO YANBIN, ZHAO AN'AN, CHANG HAO, WU ZHIJUN, SEKI TADASHI, WANG GANPENG, LIU WEIHONG, ZHANG WEIXING, HAO LIJUN
• Format: Patent
• Language: Chinese; English
• Published: 15.08.2023
• Subjects: ARTIFICIAL STONE; BUILDING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; FIXED CONSTRUCTIONS; FORMS; HANDLING BUILDING MATERIALS ON THE SITE; LIME, MAGNESIA; METALLURGY; REFRACTORIES; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS; SCAFFOLDING; SHUTTERING; SLAG; TREATMENT OF NATURAL STONE

The utility model relates to a water spraying device for wall and floor watering maintenance for constructional engineering, which comprises a first galvanized steel pipe connected with a floor reserved water conduit, the water inlet end of the first galvanized steel pipe is connected with the floor reserved water conduit, and the water outlet end of the first galvanized steel pipe is connected with the water inlet end of a PVC (polyvinyl chloride) hose through a first pipeline connector; the water outlet end of the PVC hose is connected with a water inlet of a second galvanized steel pipe through a double-loose-joint ball valve, and a water outlet of the second galvanized steel pipe is connected with a duckbilled fan-shaped nozzle through a second pipeline connector. The PVC hose is wound on a rolling wheel of the water pipe storage trolley; a switch ball valve is further arranged on the first galvanized steel pipe. The device has the advantages of being reasonable in structural design, convenient to use, ea