Automatic valve

Abstract

To obtain an automatic valve that can shorten the installation period. [Solution] The automatic valve 1 of the tunnel water spray system is equipped with a suspension fitting 15 in which a support part 11 and a suspension part 14 are provided integrally. The support part 11 is provided so as to be able to support the total weight of both the storage box 7 that houses the automatic valve 1 and the automatic valve 1. The suspension part 14 is configured so that the automatic valve 1 can be lifted together with the storage box 7 when the support part 11 is supporting the storage box 7. The automatic valve 1 is lifted together with the storage box 7 by the suspension fitting 15 so that the automatic valve 1 can be connected to the primary side piping P1 and the secondary side piping P2 on the tunnel side, respectively.

Claims

1. An automatic valve for a tunnel water spray system, The suspension fitting is equipped with a support part and a suspension part that are integrated together. The support portion is provided to support the total weight of both the storage box that houses the automatic valve and the automatic valve itself. The suspension part is configured to lift the automatic valve together with the storage box while the support part supports the storage box. An automatic valve characterized in that, by the suspension fitting, the automatic valve is lifted together with the storage box, and the automatic valve is provided so that it can be connected to the primary side piping and the secondary side piping on the tunnel side, respectively.

2. It includes a secondary connecting pipe section that is connected to the secondary side piping, The automatic valve according to claim 1, characterized in that the suspension fitting is provided on the secondary connecting pipe portion.

3. The automatic valve according to claim 1 or 2, characterized in that the support portion supports the storage box and the valve is integrated with the storage box.

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