An instant water boiling device, characterized in that, the device comprises: an instant water boiler provided with a water inlet and a water outlet connected with a faucet; a control panel arranged on the faucet; and a controller in signal connection with the control panel and the instant water boiler; wherein the faucet comprises a faucet body, a bent pipe and a water outlet nozzle, an upper end of the faucet body is communicated with the water outlet, a lower end of the faucet body is communicated with one end of the bent pipe, and the water outlet nozzle is provided with the other end of the bent pipe; wherein the control panel is connected with the faucet body through an installation mechanism, characterized in that the installation mechanism comprises: a first sleeve rotatably sheathed on the faucet tube body, wherein a circumferential edge of a bottom portion of the first sleeve is annularly provided with first sawteeth; and a lower portion of a circumferential side face of the first sleeve is provided with a plurality of poke rods arranged at intervals along a circumferential direction; a buffer ring slidably arranged on the faucet body along a vertical direction and located below the first sleeve, wherein a circumferential edge of a top portion of the buffer ring is annularly provided with second sawteeth matched with the first sawteeth; a first spring sheathed on the faucet body and located below the buffer ring, wherein an upper end of the first spring is connected with a bottom portion of the buffer ring, and a lower end of the first spring is connected with the faucet body; and a second sleeve slidably sheathed on the first sleeve along a vertical direction, wherein one side of the control panel is fixedly connected with the second sleeve. an instant water boiler provided with a water inlet and a water outlet connected with a faucet; a control panel arranged on the faucet; and a controller in signal connection with the control panel and the instant water boiler; wherein the faucet comprises a faucet body, a bent pipe and a water outlet nozzle, an upper end of the faucet body is communicated with the water outlet, a lower end of the faucet body is communicated with one end of the bent pipe, and the water outlet nozzle is provided with the other end of the bent pipe; wherein the control panel is connected with the faucet body through an installation mechanism, characterized in that the installation mechanism comprises: a first sleeve rotatably sheathed on the faucet tube body, wherein a circumferential edge of a bottom portion of the first sleeve is annularly provided with first sawteeth; and a lower portion of a circumferential side face of the first sleeve is provided with a plurality of poke rods arranged at intervals along a circumferential direction; a buffer ring slidably arranged on the faucet body along a vertical direction and located below the first sleeve, wherein a circumferential edge of a top portion of the buffer ring is annularly provided with second sawteeth matched with the first sawteeth; a first spring sheathed on the faucet body and located below the buffer ring, wherein an upper end of the first spring is connected with a bottom portion of the buffer ring, and a lower end of the first spring is connected with the faucet body; and a second sleeve slidably sheathed on the first sleeve along a vertical direction, wherein one side of the control panel is fixedly connected with the second sleeve. a first sleeve rotatably sheathed on the faucet tube body, wherein a circumferential edge of a bottom portion of the first sleeve is annularly provided with first sawteeth; and a lower portion of a circumferential side face of the first sleeve is provided with a plurality of poke rods arranged at intervals along a circumferential direction; a buffer ring slidably arranged on the faucet body along a vertical direction and located below the first sleeve, wherein a circumferential edge of a top portion of the buffer ring is annularly provided with second sawteeth matched with the first sawteeth; a first spring sheathed on the faucet body and located below the buffer ring, wherein an upper end of the first spring is connected with a bottom portion of the buffer ring, and a lower end of the first spring is connected with the faucet body; and a second sleeve slidably sheathed on the first sleeve along a vertical direction, wherein one side of the control panel is fixedly connected with the second sleeve.