Efficient and easy-to-maintain rotary fire-fighting side wall type lower upright spray head

Abstract

An efficient and easy-to-maintain rotary fire-fighting side wall type lower upright spray head comprises a fence plate 1, the fence plate 1 is arranged on a fire-fighting short vertical pipe 2 in a sleeving mode through a fence plate supporting ring 103 and erected on a rotary splashing disc 3, the fire-fighting short vertical pipe 2 is sleeved with the rotary splashing disc 3, and the lower face of the rotary splashing disc 3 is movably supported through the upper surface of a supporting nut 4 screwed to the top end of the fire-fighting short vertical pipe; the lower ends of a right support and a left support of the rotary splash disc 3 are fixedly connected with a splash disc 301, the splash disc 301 is provided with a splash disc drainage groove and a splash disc automatic gear, the center of the splash disc 301 is provided with an adjusting screw 8, a sealing adjusting rubber ring 5 and a water baffle 6 are arranged between a supporting nut 4 and the fire-fighting short vertical pipe 2, the water baffle 6 is upwards supported by a temperature sensing glass bead 7, and the temperature sensing glass bead 7 is connected with the splash disc 301. The temperature sensing glass bead is supported by an adjusting screw 8 on the rotary splash box 301, the stress of the temperature sensing glass bead 7 is adjusted through the synergistic effect of the adjusting screw 8 and the sealing adjusting rubber ring 5, the side face of the enclosure plate 1 is provided with an enclosure plate micro-motion ejector rod 101, and the enclosure plate micro-motion ejector rod 101 is composed of an enclosure plate micro-motion ejector leg 104 and an enclosure plate micro-motion ejector rod fixing nut 105. As shown in figure 2, the working part of the fence plate 1 is composed of a fence plate flow baffle 107 and a fence plate flow guide groove 106.

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