Abstract: The invention relates to a valve, in particular to a valve with self-locking function which comprises a valve body, a valve element, a valve control assembly, an upper locking assembly and a lower locking assembly; the valve body comprises an upper box body, a lower box body, a water inlet pipe and a water outlet pipe; the lower end of the upper box body is fixedly connected and communicated with the lower box body, the left end of the lower box body is fixedly connected with the water inlet pipe, and the right end of the lower box body is fixedly connected with the water outlet pipe.

Abstract: The invention relates to a valve, in particular to an anti-leakage self-sealing valve which comprises a valve support, a rotary gear, a lower connecting plate, an upper connecting plate, a pinion, an upper closing plate, a lower closing plate and a conical connecting cylinder, a connecting support, a connecting cylinder, a clamping mechanism, a disassembling mechanism, a connecting rod and a one-way mechanism.

Abstract: The invention relates to a valve, in particular to a valve with self-locking function which comprises a valve body, a valve element, a valve control assembly, an upper locking assembly and a lower locking assembly; the valve body comprises an upper box body, a lower box body, a water inlet pipe and a water outlet pipe; the lower end of the upper box body is fixedly connected and communicated with the lower box body, the left end of the lower box body is fixedly connected with the water inlet pipe, and the right end of the lower box body is fixedly connected with the water outlet pipe.

Abstract: The invention relates to a valve, in particular to a quantitative water adjusting valve which comprises a valve body and a sealing pressure column, a control mechanism, a sealing element, a quantitative orifice plate and an end cover. The device disclosed by the invention is convenient to detach, so that the internal structure of the device is convenient to maintain; the valve can be quickly opened, and the valve can be slowly opened and closed through threads; under the condition that the water pressure is certain, the flow of water can be conveniently and quantitatively controlled.