CN206576757U - The warm water Drinking fountain of ultraviolet sterilization back segment pipeline high-temperature sterilization - Google Patents

Abstract

Warm water direct-drinking machine with high-temperature disinfection of the pipeline after ultraviolet sterilization, including the frame of the direct-drinking machine, a heating water tank is installed in the frame, the heating water tank has a water inlet and a water outlet, the water inlet is connected to the water inlet pipe, and a purifier is installed on the water inlet pipe , the water outlet is connected to the water outlet pipe, after the ultraviolet sterilizing device is set on the water outlet pipe and connected to the drinking water faucet, an automatic switch is arranged on the drinking water faucet, and the automatic switch is controlled by a control circuit. One end of the disinfection pipe is connected to the outlet pipe between them, and the other end of the disinfection pipe is connected to the outlet pipe of the rear section of the ultraviolet sterilizer. The disinfection pipe is equipped with an electric heating high-temperature disinfection device. Solenoid valve is set on the electric heating high temperature disinfection device, electromagnetic control valve is set on the front or/and rear disinfection pipe of the electric heating high temperature disinfection device, the ultraviolet ray sterilization device, the electric heating high temperature disinfection device, solenoid valve and electromagnetic control valve are all controlled by the control circuit.

Description

Warm water direct drinking machine with high-temperature disinfection of the pipeline after ultraviolet sterilization

technical field

The utility model relates to a direct-drinking machine for warm water sterilized by ultraviolet rays, in particular to a direct-drinking machine for warm water for high-temperature disinfection of a pipeline after ultraviolet ray sterilization.

Background technique

The warm water dispenser is mainly composed of a water inlet pipe, a purifier, a heating water tank, an outlet pipe and an ultraviolet sterilizing device. After the warm water coming out of the water flows through the ultraviolet sterilizing device, the warm water in the water pipe is sterilized by ultraviolet rays to make the drinking water meet the safety and hygiene standards. During use, after long-term use, the inner wall of the back section of the water outlet pipe and the drinking water faucet have bred bacteria, so the warm water sterilized by the ultraviolet ray sterilizer will still be absorbed by the back section of the water outlet pipe and the drinking water when it passes through the back section of the water outlet pipe and the drinking water faucet. The bacteria in the faucets are polluted. Therefore, although the warm water that has been sterilized by ultraviolet rays but comes out of the drinking water faucets has caused secondary pollution, there are still pathogenic bacteria, which cannot meet the drinking water hygiene standards stipulated by the state.

Contents of the invention

The purpose of this utility model is to overcome the shortcomings of the prior art, to provide an electric heating high-temperature disinfection device on the outlet pipe, and the high-temperature hot water released by the electric heating high-temperature disinfection device will affect the rear section of the ultraviolet disinfection device. High-temperature disinfection of drinking water faucets and other places to kill bacteria on the inner wall of the water outlet pipe and in the drinking water faucet, so that the warm water sterilized by the ultraviolet ray sterilization device can be released through the drinking water faucet to maintain hygienic water quality and avoid secondary pollution of warm water. High-temperature sterilized warm water direct drinking machine.

The technical scheme of the warm water direct-drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization of the utility model is: the frame of the direct-drinking machine is included, and a heating water tank is arranged in the frame. The heating water tank has a water inlet and a water outlet, and the water inlet is connected to the water inlet pipe. , a purifier is set on the water inlet pipe, the water outlet is connected to the water outlet pipe, after the ultraviolet ray sterilizing device is set on the water outlet pipe and connected to the drinking water faucet, an automatic switch is arranged on the drinking water faucet, and the automatic switch is controlled by a control circuit. It is characterized in that: the heating water tank One end of the disinfection pipe is connected to the water outlet pipe between the water outlet and the ultraviolet sterilizing device, and the other end of the disinfection pipe is connected to the water outlet pipe at the rear of the ultraviolet sterilizing device. An electric heating high-temperature disinfection device is installed on the disinfection pipe. Solenoid valve is set on or/and after the water outlet pipe, electromagnetic control valve is set on the front or/and rear disinfection pipe of electric heating high temperature disinfection device, ultraviolet sterilizing device, electric heating high temperature disinfection device, solenoid valve and electromagnetic control valve are all Controlled by the control circuit, when the water dispenser is working normally, the electric heating high-temperature disinfection device stops power supply, the electromagnetic control valve closes, the ultraviolet sterilizing device works normally, the electromagnetic valve opens, and the drinking water faucet releases warm water sterilized by the ultraviolet sterilizing device. When the water outlet pipe and drinking water faucet in the rear section of the sterilization device are sterilized, the solenoid valve is closed, the electromagnetic control valve is opened, and the electric heating high-temperature disinfection device is powered on to work. Water outlet pipes and drinking water faucets are subjected to high-temperature disinfection.

The utility model discloses a warm water direct-drinking machine for high-temperature disinfection of pipelines after ultraviolet sterilization, which comprises a frame of the direct-drinking machine. A heating water tank is arranged in the frame. The heating water tank has a water inlet and a water outlet, and the water inlet is connected with a water inlet pipe. A purifier is set on the water inlet pipe, and the water is purified and filtered by the purifier. The water outlet is connected to the water outlet pipe. After the ultraviolet sterilizing device is installed on the water outlet pipe, it is connected to the drinking water faucet. The drinking water faucet is equipped with an automatic switch. The automatic switch is controlled by the control circuit. It is characterized in that one end of the disinfection pipe is connected to the water outlet pipe between the water outlet of the heating water tank and the ultraviolet sterilizing device, and the other end of the disinfection pipe is connected to the water outlet pipe at the rear section of the ultraviolet sterilizing device, and the electric heating high temperature is set on the disinfection pipe Disinfection device, a solenoid valve is set on the front or/and rear outlet pipe of the ultraviolet sterilizer, one solenoid valve can be installed on the front or rear pipeline of the ultraviolet sterilizer, and two solenoid valves can also be installed on the ultraviolet ray at the same time. On the pipelines of the front section and the back section of the sterilization device, an electromagnetic control valve is installed on the front or/and rear disinfection pipes of the electric heating high-temperature disinfection device. On the disinfection tube, the electromagnetic control valve can also be installed on the disinfection tube of the front section and the rear section of the electric heating high-temperature disinfection device at the same time. Control, when the water dispenser is working normally, the electric heating high-temperature disinfection device stops power supply, the electromagnetic control valve is closed, the ultraviolet sterilizing device is working normally, the electromagnetic valve is opened, and the drinking water faucet emits warm water sterilized by the ultraviolet sterilizing device; when the ultraviolet sterilizing device is behind When the outlet pipe and drinking water faucet of the section are sterilized, the solenoid valve is closed, the electromagnetic control valve is opened, and the electric heating high-temperature disinfection device is energized to work. The high-temperature hot water released by the electric heating high-temperature disinfection device will affect the outlet pipe and High-temperature disinfection of drinking water taps. The main feature of this technical solution is to connect the disinfection pipe and the electric heating high-temperature disinfection device on the water outlet pipe, one end of the disinfection pipe is connected to the front water outlet pipe of the ultraviolet sterilizer, and the other end of the disinfection pipe is connected to the rear outlet of the ultraviolet sterilizer. On the water pipe, it is equivalent to the parallel pipeline formed by the electric heating high-temperature disinfection device and the ultraviolet disinfection device. In the use of this direct drinking machine, the working time of the electric heating high-temperature disinfection device is generally set at night (the best time is morning, There is no class in the school in the morning, and no one in the office is at work), and at night to avoid the time when people normally use the direct drinking machine, the high-temperature hot water is released by the electric heating high-temperature disinfection device, and the warm water before entering the electric heating high-temperature disinfection device from the heating water tank is generally The temperature is about 40°C. The high-temperature hot water from the electric heating high-temperature disinfection device can generally reach above 90°C. The high-temperature hot water is used to disinfect and kill the bacteria that grow in the outlet pipe and drinking water faucet at the rear of the ultraviolet disinfection device, and then The electric heating high-temperature disinfection device stops working, and in the daytime, the warm water coming out of the heating water tank is sterilized by the ultraviolet sterilizing device, and the warm water in the outlet pipe is sterilized by the ultraviolet sterilizing device, and the warm water flows out through the sterile outlet pipe and drinking water faucet to achieve sanitation Standard requirements, safe to drink.

The utility model is a warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization. The connection between the outlet pipe and the disinfection pipe is provided with a three-way solenoid valve. The road does not use a solenoid valve or a solenoid control valve, but is controlled by a three-way solenoid valve, and the working effect is the same. The electric heating high-temperature disinfection device, the solenoid valve, the solenoid control valve and the automatic switch on the drinking water faucet are controlled by a control circuit, and are automatically turned on or off at regular intervals. The control circuit of this warm water drinking machine is set with a timing automatic switch. During work, the automatic switch on the electric heating high-temperature disinfection device, electromagnetic valve, electromagnetic control valve and drinking water faucet is automatically carried out by timing. For example, the disinfection time is set at Night or morning, labor costs are saved. The electric heating high temperature disinfection device, electromagnetic valve, electromagnetic control valve and the automatic switch on the drinking water faucet are controlled by the control circuit and can be opened or closed manually. In the actual product of this direct drinking machine, a manual switch can also be set on the panel of the control circuit for manual operation. The automatic switch on the drinking water faucet is opened or closed synchronously with the electric heating high-temperature disinfection device and the electromagnetic control valve. Since the electric heating high-temperature disinfection device can use an instant heating device, the drinking water faucet must be discharged in time during heating to avoid adverse consequences caused by thermal expansion of the pipeline. A drain port is arranged at the bottom of the heating water tank, and the drain port is connected to a drain pipe. With the drain port and the drain pipe, the impurities in the water tank are regularly cleaned and discharged through the drain pipe.

Another technical scheme of the warm water direct-drinking machine for the high-temperature disinfection of the pipeline after ultraviolet sterilization of the utility model is: the frame of the direct-drinking machine is included, a heating water tank is arranged in the frame, the heating water tank has a water inlet and a water outlet, and the water inlet Connect the water inlet pipe, install a purifier on the water inlet pipe, connect the water outlet to the water outlet pipe, connect the water outlet pipe to the drinking water faucet, set an automatic switch on the drinking water faucet, the automatic switch is controlled by the control circuit, and install an ultraviolet sterilizing device on the water outlet pipe, which is characterized in that: The outlet pipe of the rear part of the ultraviolet sterilizing device is connected with an electric heating high-temperature disinfection device, the electric heating high-temperature disinfection device is controlled by a control circuit, and the electric heating high-temperature disinfection device works synchronously with the automatic switch on the drinking water faucet. When the drinking water faucet emits warm water, The control circuit turns off the electric heating high-temperature disinfection device. The warm water released from the heating water tank passes through the outlet pipe and flows through the ultraviolet sterilizing device. The ultraviolet sterilizing device sterilizes the warm water in the water pipe. When high-temperature disinfection, the control circuit opens the automatic switch of the electric heating high-temperature disinfection device and the drinking water faucet, and the warm water flowing into the water outlet pipe from the water outlet of the heating water tank flows through the ultraviolet sterilizing device, and the warm water in the water pipe is sterilized by the ultraviolet sterilizing device , the sterilized warm water then flows into the electric heating high-temperature disinfection device, and the high-temperature hot water heated by the electric heating high-temperature disinfection device flows into the outlet pipe and is discharged from the automatic switch of the drinking water faucet. Carry out high temperature disinfection.

The utility model discloses another warm water direct-drinking machine for high-temperature disinfection of pipelines in the back section of ultraviolet ray sterilization, which comprises a frame of the direct-drinking machine. A heating water tank is arranged in the frame. The heating water tank has a water inlet and a water outlet, and the water inlet is connected to the The water pipe is equipped with a purifier on the water inlet pipe. The purifier purifies and filters the water in the water inlet pipe. The water outlet is connected to the water outlet pipe, and the water outlet pipe is connected to the drinking water faucet. The ultraviolet sterilizing device is characterized in that: the outlet pipe of the rear section of the ultraviolet sterilizing device is connected with an electric heating high-temperature disinfection device, the electric heating high-temperature disinfection device is controlled by a control circuit, and the electric heating high-temperature disinfection device is synchronized with the automatic switch on the drinking water faucet Work, when the drinking water faucet releases warm water, the control circuit turns off the electric heating high-temperature disinfection device, and the warm water released from the heating water tank passes through the outlet pipe and flows through the ultraviolet sterilizing device, and the ultraviolet sterilizing device sterilizes the warm water in the water pipe, and the sterilized Warm water passes through the electric heating high-temperature disinfection device, but at this time the electric heating high-temperature disinfection device does not perform high-temperature heating, and the warm water flows from the outlet pipe to the drinking water faucet to release warm water; Heating the high-temperature disinfection device and the automatic switch of the drinking water faucet, the warm water flowing into the outlet pipe from the outlet of the heating water tank, and flowing through the ultraviolet sterilizing device. Electric heating high-temperature disinfection device, the high-temperature hot water heated by the electric heating high-temperature disinfection device (high temperature hot water can reach above 90 ℃) flows into the outlet pipe of the rear section, and is discharged from the automatic switch of the drinking water faucet. High-temperature disinfection of the water outlet pipe and drinking water faucet, etc., and then the control circuit turns off the working power of the electric heating high-temperature disinfection device, and at the same time turns off the automatic switch of the drinking water faucet. Drinking water flows out from the faucet, which meets the requirements of hygienic standards and is safe to drink. The main feature of this technical solution is to connect (serially connect) the ultraviolet sterilizing device and the electric heating high-temperature disinfection device on the outlet pipe. In the use of this direct drinking machine, the working time of the electric heating high-temperature disinfection device is generally set at night ( The best time is in the morning, when the school is not in class, and no one is working in the office), at night, avoid the time when people normally use the direct drinking machine, and the high-temperature hot water will be released by the electric heating and high-temperature disinfection device, and the high-temperature hot water will be used on the back stage. The bacteria that grow in the water outlet pipe and the drinking water tap are sterilized and killed, the electric heating high-temperature disinfection device stops working, and then the direct drinking machine enters normal warm water supply work.

Another warm water direct drinking machine of the utility model is a high-temperature disinfection of the pipeline after ultraviolet sterilization. The electric heating high-temperature disinfection device and the automatic switch on the drinking water faucet are controlled by a control circuit, and are automatically and synchronously turned on or off at regular intervals. Since the device can use an instant heating device, the drinking water faucet must be discharged in time during heating to avoid thermal expansion of the pipeline. The control circuit of the warm water direct drinking machine is set with a timing automatic switch. During work, the automatic switching of the electric heating high-temperature disinfection device and the drinking water faucet is automatically performed by timing, which saves labor management costs. The electric heating high-temperature disinfection device and the automatic switch on the drinking water faucet are controlled by a control circuit, and are manually and synchronously turned on or off. In the actual product of this device, a manual switch can also be set on the panel of the control circuit for manual operation. The bottom of the heating water tank is provided with a drain port, and the drain port is connected to a drain pipe. With the drain port and the drain pipe, the impurities in the water tank are regularly cleaned and discharged through the drain pipe.

Description of drawings

Fig. 1 is a structural schematic diagram of a warm water direct drinking machine for high-temperature disinfection of the pipeline in the rear section of the ultraviolet sterilizer;

Fig. 2 is the schematic diagram that electromagnetic valve and electromagnetic control valve are installed on the outlet pipe of rear section and the disinfection pipe of rear section;

Fig. 3 is a schematic diagram of the three-way solenoid valve installed in the front section of the water outlet pipe and the disinfection pipe;

Fig. 4 is a schematic diagram of the three-way solenoid valve installed in the rear section of the water outlet pipe and the disinfection pipe;

Fig. 5 is a schematic diagram of the ultraviolet sterilizing device and the electric heating high-temperature sterilizing device connected in series on the water outlet pipe.

detailed description

The utility model relates to a warm water direct-drinking machine for high-temperature disinfection of pipelines after ultraviolet sterilization, as shown in Fig. 1-Fig. The water inlet 31 and the water outlet 32, the water inlet is connected to the water inlet pipe 3, the water inlet pipe 3 is provided with a purifier 34, and the water is purified and filtered by the purifier, the water outlet 32 is connected to the water outlet pipe 4, after the ultraviolet sterilizing device 7 is set on the water outlet pipe 4 When connecting the drinking water faucet 6, an automatic switch 61 is set on the drinking water faucet 6, and the automatic switch 61 is controlled by a control circuit. One end of the pipe 8, the other end of the disinfection pipe 8 is connected to the outlet pipe 4 of the rear section of the ultraviolet sterilizer 7, the disinfection pipe 8 is provided with an electric heating high-temperature disinfection device 10, and the front or/and rear outlet pipe of the ultraviolet sterilizer 7 Solenoid valve 11 is set on the top, and solenoid valve 11 can be installed on the pipeline of the front section of ultraviolet sterilizer 7 or the back section, and solenoid valve 11 can also be installed on the pipeline of the front section and the back section of ultraviolet sterilizer 7 at the same time with two, An electromagnetic control valve is arranged on the front or/and rear disinfection pipe of the electric heating high-temperature disinfection device 10, and the electromagnetic control valve 13 can be installed on the front section or the rear section of the electric heating high-temperature disinfection device 10. The electromagnetic control valve 13 can also be installed on the disinfection pipes of the front section and the rear section of the electric heating high-temperature disinfection device 10 simultaneously with two, and the ultraviolet ray sterilization device 7, the electric heating high-temperature disinfection device 10, the electromagnetic valve 11 and the electromagnetic control valve 13 are all controlled by the control circuit. When the water dispenser was in normal operation, the electric heating high temperature disinfection device 10 stopped power supply, the electromagnetic control valve 13 was closed, the ultraviolet sterilizing device 7 worked normally, the electromagnetic valve 11 was opened, and the drinking water faucet 6 released the warm water sterilized by the ultraviolet sterilizing device 7; When the water outlet pipe 4 and the drinking water faucet 6 in the rear section of the ultraviolet sterilizer 7 are sterilized, the solenoid valve 11 is closed, the electromagnetic control valve 13 is opened, and the electric heating high-temperature disinfection device 10 is energized to work, and the high-temperature heat emitted by the electric heating high-temperature disinfection device 10 Water carries out high-temperature disinfection to the outlet pipe 4 and the drinking water faucet 6 of the ultraviolet sterilizer 7 rear section. The main feature of this technical solution is to connect the disinfection pipe and the electric heating high-temperature disinfection device 10 on the water outlet pipe, one end of the disinfection pipe is connected to the front section water outlet pipe 4 of the ultraviolet sterilizing device 7, and the other end of the disinfection pipe 8 is connected to the ultraviolet sterilizing device. 7, the rear section of the water outlet pipe is equivalent to the parallel pipeline formed by the electric heating high-temperature disinfection device 10 and the ultraviolet ray sterilization device 7. In the use of this direct drinking machine, the working time of the electric heating high-temperature disinfection device 10 is generally set at night Carry out (the best time is in the morning, the school has not had class in the morning, and no one goes to work in the office), avoid the time when people normally use the direct drinking machine at night, and emit high-temperature hot water from the heating water tank by the electric heating high-temperature disinfection device 10. The warm water before entering the electric heating high-temperature disinfection device 10 is generally about 40°C, and the high-temperature hot water coming out of the electric heating high-temperature disinfection device 10 can generally reach above 90°C. and drinking water faucets 6 and other places to sterilize and kill, then the electric heating high-temperature disinfection device 10 stops working, enters the daytime, after the warm water coming out from the heating water tank 2 is sterilized by the ultraviolet sterilizing device 7, the warm water in the outlet pipe 4 Sterilized by the ultraviolet sterilizing device 7, warm water flows out through the sterile outlet pipe 4 and the drinking water faucet 6, which meets the hygienic standard requirements and is safe to drink. The junction of the outlet pipe 4 and the disinfection pipe 8 is provided with a three-way electromagnetic valve 12. In actual products, the pipelines of the ultraviolet sterilizing device 7 and the electric heating high-temperature disinfection device 10 do not use electromagnetic valves or electromagnetic control valves, but pass through Three-way solenoid valve 12 is controlled, and the working effect is the same. The electric heating high temperature disinfection device 10, the solenoid valve 11, the solenoid control valve 13 and the automatic switch 61 on the drinking water faucet 6 are controlled by the control circuit, and are automatically turned on or off at regular intervals. The control circuit of this warm water direct drinking machine has set the automatic switch of timing, and during work, the automatic switch 61 on the electric heating high temperature disinfection device 10, electromagnetic valve 11, electromagnetic control valve 13 and drinking water faucet 6 is all automatically carried out by timing, for example The disinfection time is set at night or in the morning, saving labor costs. The electric heating high temperature disinfection device 10, the solenoid valve 11, the solenoid control valve 13 and the automatic switch 61 on the drinking water faucet 6 are controlled by a control circuit and are manually opened or closed. In the actual product of this direct drinking machine, a manual switch can also be set on the panel of the control circuit for manual operation. The automatic switch 61 on the drinking water faucet is opened or closed synchronously with the electric heating high temperature disinfection device 10 and the electromagnetic control valve 13 . Since the electric heating high-temperature disinfection device can use an instant heating device, the drinking water faucet must be discharged in time during heating to avoid adverse consequences caused by thermal expansion of the pipeline. The bottom of the heating water tank 2 is provided with a drain port 33, and the drain port 33 is connected to the drain pipe 5. With the drain port 33 and the drain pipe 5, the impurities in the water tank 2 are regularly cleaned and discharged through the drain pipe 5.

The utility model relates to another warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization, as shown in Figure 5, comprising a frame 1 of the direct drinking machine, a heating water tank 2 is arranged in the frame, and the heating water tank 2 has a water inlet 31 and a water outlet 32, the water inlet is connected to the water inlet pipe 3, a purifier 34 is arranged on the water inlet pipe 3, the purifier purifies and filters the water in the water inlet pipe, the water outlet 32 is connected to the water outlet pipe 4, and the water outlet pipe 4 is connected to the drinking water faucet 6, drinking water An automatic switch 61 is set on the faucet 6, and the automatic switch 61 is controlled by a control circuit. An ultraviolet sterilizing device 7 is arranged on the outlet pipe 4, and it is characterized in that: an electric heating high-temperature disinfection device is connected to the outlet pipe 4 of the rear section of the ultraviolet sterilizing device 7 14. The electric heating high temperature disinfection device 14 is controlled by the control circuit. The electric heating high temperature disinfection device 14 works synchronously with the automatic switch 61 on the drinking water faucet 6. When the drinking water faucet 6 emits warm water, the control circuit closes the electric heating high temperature disinfection device 14, from The warm water discharged in the heating water tank 2 passes through the water outlet pipe 4, flows through the ultraviolet sterilizing device 7, and the warm water in the water pipe is sterilized by the ultraviolet sterilizing device 7, and the warm water after the sterilization passes through the electric heating high temperature sterilizing device 14, but the electric heating at this time High-temperature disinfection device 14 does not carry out high-temperature heating, and warm water flows to drinking water faucet 6 by outlet pipe 4 again, emits warm water; Automatic switch 61, the warm water flowing into the water outlet pipe 4 from the water outlet 32 of the heating water tank 2, flows through the ultraviolet sterilizing device 7, at this time, the ultraviolet sterilizing device 7 can not work, and the warm water (warm water is generally about 40°C) flows into the electric heating again High-temperature disinfection device 14, the high-temperature hot water heated by the electric heating high-temperature disinfection device 14 (high temperature hot water can reach above 90°C) flows into the outlet pipe 4 in the rear section, and is discharged from the automatic switch 61 of the drinking water faucet 6. Carry out high-temperature disinfection to the water outlet pipe 4 and the drinking water faucet 6 etc. of the back section, then turn off the working power of the electric heating high-temperature disinfection device 14 by the control circuit, and turn off the automatic switch of the drinking water faucet 6 simultaneously, and the water dispenser turns to normal work, warm water The water flows out through the sterile water outlet pipe 4 and the drinking water faucet 6, which meets the hygienic standard requirements and is safe to drink. The main feature of this technical solution is that an ultraviolet sterilizing device and an electric heating high-temperature disinfection device are connected (serially connected) on the outlet pipe. The specific structure of the ultraviolet sterilizing device can adopt the similar technology of the existing ultraviolet water dispenser. The heating and high-temperature disinfection device can adopt the similar technology of the existing electric heating and water tap. In the use of this direct drinking machine, the working time of the electric heating and high-temperature disinfection device is generally set at night (the best time is in the morning. There is no class, no one in the office is at work), avoiding the time when people normally use the direct drinking machine at night, the high-temperature hot water is released by the electric heating high-temperature disinfection device, and the high-temperature hot water is used to breed the water outlet pipes and drinking water faucets in the rear Bacteria are disinfected and killed, which solves the water quality inspection of the existing ultraviolet sterilized warm water direct drinking machine products. There is a big problem that bacteria exceed the standard. The outlet pipe from the water outlet of the heating water tank to the ultraviolet sterilizer is called the front outlet pipe. , and the outlet pipe from the ultraviolet sterilizer to the drinking water faucet is the rear outlet pipe. After disinfection, the electric heating high-temperature disinfection device stops working, and then the direct drinking machine enters the normal warm water supply work, and the drinking water faucet releases hygienic warm water. It solves a major problem of existing warm water direct drinking machines. The electric heating high temperature disinfection device 14 and the automatic switch 61 on the drinking water faucet 6 are controlled by the control circuit, and are automatically and synchronously turned on or off at regular intervals. Since the device can use an instant heating device, the drinking water faucet must be discharged in time during heating to avoid thermal expansion of the pipeline. The control circuit of this warm water direct drinking machine has set the automatic switch of timing, and during work, the automatic switch 61 on the electric heating high temperature disinfection device 14 and the drinking water faucet 6 is all automatically carried out by timing, which saves manual management costs. The electric heating high-temperature disinfection device 14 and the automatic switch 61 on the drinking water faucet 6 are controlled by a control circuit, and are manually and synchronously turned on or off. In the actual product of this device, a manual switch can also be set on the panel of the control circuit for manual operation. The bottom of the heating water tank 2 is provided with a drain port 33, and the drain port 33 is connected to the drain pipe 5. With the drain port 33 and the drain pipe 5, impurities in the water tank are regularly cleaned and discharged through the drain pipe.

Claims (10)

1. Warm water direct-drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization, including the frame (1) of the direct-drinking machine, the heating water tank (2) is installed in the frame, and the heating water tank has a water inlet (31) and a water outlet (32 ), the water inlet is connected to the water inlet pipe (3), the water inlet pipe is provided with a purifier (34), the water outlet is connected to the water outlet pipe (4), and the ultraviolet sterilizing device (7) is installed on the water outlet pipe until it is connected to the drinking water faucet (6), drinking water An automatic switch (61) is set on the faucet, and the automatic switch is controlled by a control circuit. It is characterized in that a disinfection pipe ( 8), the other end of the disinfection tube (8) is connected to the outlet pipe of the rear section of the ultraviolet sterilizing device (7), and the disinfection tube (8) is equipped with an electric heating high-temperature disinfection device (10). An electromagnetic valve (11) is set on the front or/and rear outlet pipe of the electric heating high-temperature disinfection device (10), an electromagnetic control valve (13) is set on the front or/and rear disinfection pipe of the electric heating high-temperature disinfection device (10), and an ultraviolet sterilizing device (7) 1. The electric heating high-temperature disinfection device (10), the electromagnetic valve (11) and the electromagnetic control valve (13) are all controlled by the control circuit. When the water dispenser is working normally, the electric heating high-temperature disinfection device (10) stops power supply, and the electromagnetic control valve (13) is closed, the ultraviolet sterilizing device (7) works normally, the solenoid valve (11) is opened, and the drinking water faucet (6) releases the warm water sterilized by the ultraviolet sterilizing device (7). When the water pipe (4) and drinking water faucet (6) are sterilized, the solenoid valve (11) is closed, the solenoid control valve (13) is opened, and the electric heating high-temperature disinfection device (10) is energized to work. After the electric heating high-temperature disinfection device (10) The released high-temperature hot water carries out high-temperature disinfection on the water outlet pipe (4) and the drinking water faucet (6) of the rear section of the ultraviolet sterilizing device (7). 2. The warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization according to claim 1, characterized in that: a three-way solenoid valve ( 12). 3. The warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization according to claim 1, characterized in that: the electric heating high-temperature disinfection device (10), electromagnetic valve (11), electromagnetic control valve (13 ) and the automatic switch (61) on the drinking water faucet (6) are controlled by the control circuit, and are automatically turned on or off at regular intervals. 4. The warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization according to claim 1, characterized in that: the electric heating high-temperature disinfection device (10), electromagnetic valve (11), electromagnetic control valve (13 ) and the automatic switch (61) on the drinking water faucet (6) are controlled by the control circuit and are manually turned on or off. 5. The warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization according to claim 1, characterized in that: the automatic switch (61) on the drinking water faucet, the electric heating high-temperature disinfection device (10) and the electromagnetic The control valve (13) is opened or closed synchronously. 6. The warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization according to claim 1, characterized in that: the bottom of the heating water tank (2) is provided with a drain port (33), and the drain port (33) is connected to the drain Tube (5). 7. Warm water direct-drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization, including the frame (1) of the direct-drinking machine, the heating water tank (2) is installed in the frame, and the heating water tank has a water inlet (31) and a water outlet (32 ), the water inlet is connected to the water inlet pipe (3), the water inlet pipe (4) is provided with a purifier (34), the water outlet (32) is connected to the water outlet pipe (4), the water outlet pipe (4) is connected to the drinking water faucet (6), and the drinking water faucet (6) An automatic switch (61) is set on the top, the automatic switch (61) is controlled by a control circuit, and an ultraviolet sterilizing device (7) is installed on the outlet pipe (4), which is characterized in that: the rear section of the ultraviolet sterilizing device (7) The outlet pipe (4) is connected to the electric heating high-temperature disinfection device (14), the electric heating high-temperature disinfection device (14) is controlled by the control circuit, the electric heating high-temperature disinfection device (14) and the automatic switch (61) on the drinking water tap (6) ) work synchronously, when the drinking water faucet (6) releases warm water, the control circuit turns off the electric heating high-temperature disinfection device (14), and the warm water released from the heating water tank (2) passes through the outlet pipe (4) and flows through the ultraviolet disinfection device (7 ), the warm water in the water pipe is sterilized by the ultraviolet sterilizing device (7), and the sterilized warm water flows from the outlet pipe (4) to the drinking faucet (6). 14) and the automatic switch (61) of the drinking water faucet (6), the warm water flowing into the water outlet pipe (4) from the water outlet (32) of the heating water tank (2) flows through the ultraviolet sterilizing device (7), and the ultraviolet sterilizing device ( 7) Sterilize the warm water in the water pipe, and then the sterilized warm water flows into the electric heating high-temperature disinfection device (14), and the high-temperature hot water heated by the electric heating high-temperature disinfection device (14) flows into the water outlet pipe (4), and is discharged from the drinking water The automatic switch (61) of the faucet (6) discharges, and the high-temperature hot water carries out high-temperature disinfection to the water outlet pipe (4) and the drinking water faucet (6) of the rear section. 8. The warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization according to claim 7, characterized in that: the electric heating high-temperature disinfection device (14) and the automatic switch (61) on the drinking water faucet (6) ) is controlled by the control circuit, and is automatically and synchronously turned on or off at regular intervals. 9. The warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization according to claim 7, characterized in that: the electric heating high-temperature disinfection device (14) and the automatic switch (61) on the drinking water faucet (6) ) is controlled by the control circuit, manually and synchronously turned on or off. 10. The warm water direct drinking machine for high-temperature disinfection of the pipeline after ultraviolet sterilization according to claim 7, characterized in that: the bottom of the heating water tank (2) is provided with a drain port (33), and the drain port (33) is connected to the drain Tube (5).