CN116458769A - High-temperature disinfection water dispenser and its disinfection method and warm water heating method - Google Patents

Abstract

The invention discloses a high-temperature disinfection water dispenser, comprising: a warm water tank; a warm water discharge pipe, which is connected to the warm water tank; The high-temperature disinfection water dispenser of the present invention utilizes the boiling water in the hot water tank to carry out high-temperature disinfection on the warm water tank and its related pipelines. The invention also discloses a disinfection method for the high-temperature disinfection water dispenser. The invention also discloses a warm water heating method for a high-temperature disinfection water dispenser. The temperature of the water taken by the user from the warm water tank is relatively high, which is suitable for use in winter or in cold weather. The invention can be applied in the field of water dispensers.

Description

High-temperature disinfection water dispenser, its disinfection method and warm water heating method

technical field

The invention relates to the field of water dispensers, in particular to a high-temperature disinfection water dispenser, a disinfection method thereof, and a warm water heating method.

Background technique

Existing water dispenser generally has warm water tank and boiled water tank, and warm water tank is used for supplying normal temperature water, and boiled water tank is used for supplying boiled water. The boiling water tank can effectively prevent the growth of bacteria due to the high water temperature, while the warm water tank has the risk of bacterial growth, and the pipeline connected to the warm water tank will also breed bacteria. At present, sterilizing devices such as ultraviolet germicidal lamps are installed in the warm water tank, and the sterilizing devices are used to kill bacteria growing in the warm water tank. However, since the sterilizing device cannot kill the bacteria in the pipeline, the bacteria in the pipeline can easily pollute the warm water tank along the waterway.

Contents of the invention

The purpose of the present invention is to provide a high-temperature disinfection water dispenser and its disinfection method and warm water heating method, so as to solve one or more technical problems in the prior art, and at least provide a beneficial option or create conditions.

The technical solution adopted for solving the above-mentioned technical problems:

A high-temperature disinfection water dispenser, comprising:

warm water tank;

Warm drain pipe, which communicates with the warm water tank, and the warm drain pipe is provided with a warm drain valve;

A warm water outlet pipe, which communicates with the warm water tank, and the warm water outlet pipe is provided with a warm water outlet valve;

hot water tank;

A return pipe, which communicates with the hot water tank and the warm water outlet pipe, and the return pipe is provided with a return valve;

A return pump is arranged on the return pipe, and the return pump transports the fluid in the hot water tank to the warm water outlet pipe.

The beneficial effect of the present invention is: when the warm water tank and its connecting pipeline need to be sterilized, firstly open the warm drain valve to empty the water in the warm water tank from the warm drain pipe, and emptying the water in the warm water tank can avoid the temperature drop of the boiled water caused by mixing the normal temperature water with boiled water; then close the warm drain valve, open the return valve, the return pump, and the warm water outlet valve, so that the boiled water in the hot water tank flows out along the return pipe and the warm water outlet pipe and from the warm water outlet valve, so that the boiled water flows through the warm water outlet valve and the warm water outlet pipe Then close the warm water outlet valve, the boiling water in the hot water tank will flow into the empty warm water tank along the return pipe and the warm water outlet pipe, and the boiling water flowing through will perform high temperature disinfection on the other part of the warm water outlet pipe, and the boiled water flowing into the warm water tank will be stored in the warm water tank for high temperature disinfection on the inner wall of the warm water tank; finally, the warm drain valve will be opened, and the boiled water used for disinfection in the warm water tank will be discharged through the warm drain pipe, so that the hot water can be used for high temperature disinfection of the warm drain pipe; The boiling water in the tank is used for high-temperature disinfection of the warm water tank and its related pipelines.

As a further improvement of the above technical solution, the high-temperature disinfection water dispenser also includes:

an input pipe, which communicates with the warm water tank and the hot water tank;

An input pump is arranged on the input pipe, and the input pump transports the fluid in the warm water tank to the hot water tank.

The water in the warm water tank is transported to the hot water tank through the input pump to be heated through the input pipe, and the hot water tank does not need to be connected to the external water source pipe to shorten the length of the pipeline inside the water dispenser.

As a further improvement of the above technical solution, the high-temperature disinfection water dispenser further includes a conduction pipe, and the conduction pipe communicates with the top of the hot water tank and the top of the warm water tank.

The conduction tube connects the warm water tank with the hot water tank to ensure the pressure balance between the warm water tank and the hot water tank, avoiding that the boiling water in the hot water tank cannot enter the warm water tank, and prevents the normal temperature water in the warm water tank from entering the hot water tank for heating.

As a further improvement of the above technical solution, the high-temperature disinfection water dispenser further includes an overflow pipe, and the overflow pipe communicates with the top of the warm water tank.

The overflow pipe prevents the water level from getting too high in the warm water tank.

As a further improvement of the above technical solution, the warm water outlet pipe communicates with the bottom of the warm water tank.

Because tiny sediments in drinking water are easy to accumulate on the bottom wall of the warm water tank, the accumulated sediment forms sludge and adheres to the bottom wall of the warm water tank, and bacteria are easy to breed in the sludge environment, so most of the breeding bacteria concentrate on the bottom wall of the warm water tank. The temperature of the boiled water at the bottom of the warm water tank is higher, so that the temperature of the boiled water at the bottom of the warm water tank is maintained at a higher level, so as to ensure that the higher temperature of the boiled water kills the bacteria on the bottom wall of the warm water tank.

A disinfection method for a high-temperature disinfection water dispenser, including the above-mentioned high-temperature disinfection water dispenser, the disinfection method also includes the following steps:

S1. Open the warm drain valve until the water in the warm water tank is emptied, and then close the warm drain valve;

S2. Open the return valve and the return pump, and return the hot water in the hot water tank to the warm water tank;

S3. Close the return valve and the return pump, and put the hot water in the warm water tank;

S4. Open the warm drain valve, and drain the hot water in the warm water tank through the warm drain pipe.

When it is necessary to sterilize the warm water tank and its connected pipelines, first open the warm drain valve to drain the water in the warm water tank from the warm drain pipe. Empty the water in the warm water tank to avoid the temperature drop of the boiled water caused by the mixture of normal temperature water and boiled water; The boiled water in the tank is stored in the warm water tank for high-temperature disinfection of the inner wall of the warm water tank; finally, the warm drain valve is opened to allow the boiled water used for disinfection in the warm water tank to be discharged through the warm drain pipe, so that the boiled water can perform high-temperature disinfection on the warm drain pipe; use the boiled water in the hot water tank to perform high-temperature disinfection of the warm water tank and its related pipelines.

As a further improvement of the above technical solution, between the step S1 and the step S2, the warm outlet valve is opened for not less than 1 minute and then closed.

Close the warm drain valve, open the return valve, the return pump, and the warm water outlet valve, so that the boiling water in the hot water tank flows out along the return pipe and the warm water outlet pipe and out of the warm water outlet valve, so that the boiled water flows through the warm water outlet valve and another part of the warm water outlet pipe, and perform high-temperature disinfection on the above-mentioned positions, and open the warm water outlet valve for no less than 1 minute to ensure that the boiling water flushes and disinfects the above-mentioned positions in place.

A warm water heating method for a high-temperature disinfection water dispenser, comprising the above-mentioned high-temperature disinfection water dispenser, the high-temperature disinfection water dispenser also includes a temperature sensor, the temperature sensor is arranged in the warm water tank, and the warm water heating method also includes the following steps:

S1, open the return valve;

S2. When the temperature sensor detects that the water temperature in the warm water tank reaches a preset temperature, turn off the input pump, the return valve, and the return pump.

In winter or when the weather is cold, the user can turn on the warm water heating mode, then turn on the input pump, return valve, and return pump, so that the normal temperature water in the warm water tank flows into the hot water tank through the input pipe for heating, and the boiled water in the hot water tank flows into the warm water tank through the return pipe to mix with normal temperature water, so that the temperature of the water in the warm water tank rises. After reaching the preset temperature set by the temperature sensor, turn off the input pump, return valve, and return pump. use.

As a further improvement of the above technical solution, the step S1 includes:

S11. Turn on the input pump, the return valve, and the return pump;

S12, the input pump and the return pump are turned on for a T1 time, and the T1 is between 30 seconds and 90 seconds;

S13, the input pump and the return pump are closed for a T2 time, and the T2 is between 60 seconds and 180 seconds;

S13. Repeating the steps S12 and S13 until the water temperature detected by the temperature sensor reaches the preset temperature, and the preset temperature is not less than 55°C.

The input pump and return pump are turned on for T1 time, so that the water in the warm water tank flows into the hot water tank within T1 time, and then the input pump and return pump are turned off for T2 time to ensure that the hot water tank fully heats the water flowing into the warm water tank within T1 time, and then the input pump and return pump are turned on again for T1 time, and the heated water in the hot water tank flows back into the warm water tank, so that the hot water tank can circulate the water in the warm water tank. temperature, when the weather is cold, it is more suitable for the user to drink the water in the warm water tank.

As a further improvement of the above technical solution, the preset temperature is not lower than 95°C.

When a large amount of hot water is required, the preset temperature of the temperature sensor is not lower than 95°C, so that the water in the warm water tank and the hot water tank are maintained at a relatively high temperature, so that the water dispenser forms a dual-boiling water mode, so that the warm water tank and the hot water tank emit hot water to meet the needs of users for taking a large amount of hot water.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the present invention will be further described;

Fig. 1 is the high-temperature disinfection water dispenser provided by the present invention, the structural representation of normal operation in one embodiment;

Fig. 2 is the high-temperature disinfection water dispenser provided by the present invention, the structural representation when using disinfection method in one embodiment;

Fig. 3 is a schematic diagram of the structure of the high-temperature disinfection water dispenser provided by the present invention when using warm water heating method in one embodiment.

100, warm water tank, 110, warm drain pipe, 111, warm drain valve, 120, warm outlet pipe, 121, warm water outlet valve, 200, hot water tank, 210, hot drain pipe, 211, hot drain valve, 220, hot water outlet pipe, 221, hot water outlet valve, 300, return pipe, 310, return valve, 320, return pump, 400, input pipe, 410, input pump, 500, conduction pipe, 600, overflow pipe, 700, temperature sensor, 800, water inlet pipe, 810, water inlet valve.

Detailed ways

This part will describe the specific embodiments of the present invention in detail. The preferred embodiments of the present invention are shown in the accompanying drawings. The role of the accompanying drawings is to supplement the description of the text part of the specification with figures, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation to the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation descriptions, such as up, down, front, rear, left, right, etc. indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, if there is a word description such as "several", the meaning is one or more, and the meaning of multiple is more than two. Greater than, less than, exceeding, etc. are understood as not including the original number, and above, below, within, etc. are understood as including the original number.

In the description of the present invention, unless otherwise clearly defined, words such as setting, installation, and connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

Referring to Fig. 1 to Fig. 3, the high-temperature disinfection water dispenser of the present invention makes the following embodiments:

The high-temperature disinfection water dispenser includes a water inlet pipe 800, a warm water tank 100, a warm drain pipe 110, a warm water outlet pipe 120, an input pipe 400, a hot water tank 200, a return pipe 300, a conduction pipe 500, an overflow pipe 600, and a temperature sensor 700.

The water inlet pipe 800 is provided with a water inlet valve 810, which controls the on-off of the water inlet pipe 800. One end of the water inlet pipe 800 is connected to an external water source, such as a tap water pipeline or an outlet of a water purifier, and the other end of the water inlet pipe 800 is connected to the warm water tank 100. The water inlet valve 810 is a solenoid valve, so as to control the opening and closing of the water inlet valve 810 by means of electric control.

The bottom of the warm water tank 100 is connected to the warm water outlet pipe 120, and the end of the warm water outlet pipe 120 is provided with a warm water outlet valve 121.

Because tiny sediments in drinking water are easy to accumulate on the bottom wall of the warm water tank 100, the accumulated sediment forms sludge and adheres to the bottom wall of the warm water tank 100. Bacteria are easy to breed in the sludge environment, so most of the bacteria that grow are concentrated on the bottom wall of the warm water tank 100. Boiled water flows into the bottom of the warm water tank 100 from the warm water outlet pipe 120, so that the boiling water with a relatively high initial temperature directly washes the bottom wall of the warm water tank 100, and gradually gathers in the warm water tank 10 as the boiling water flows. 0, the temperature of the boiled water in the warm water tank 100 decreases slowly, and the temperature of the boiled water flowing into the bottom of the warm water tank from the warm water outlet pipe 120 is higher, so that the temperature of the boiled water at the bottom of the warm water tank is maintained at a higher level, ensuring that the higher temperature of the boiled water kills the bacteria on the bottom wall of the warm water tank.

The bottom of the warm water tank 100 is provided with a warm drain pipe 110, and the warm drain valve 111 is arranged in the warm drain pipe 110. The warm drain valve 111 is a solenoid valve, and the warm drain valve 111 is used to control the on-off of the warm drain pipe 110.

The top of the overflow pipe 600 communicates with the warm water tank 100, the top of the overflow pipe 600 is located at the top of the warm water tank 100, and the bottom of the overflow pipe 600 communicates with the main drainage pipe. The overflow pipe 600 is used to control the water level in the warm water tank 100 and will not exceed the limit.

One end of the input pipe 400 is connected to the bottom of the warm water tank 100, and the other end is connected to the bottom of the hot water tank 200. The input pipe 400 is provided with an input pump 410. The delivery direction of the input pump 410 is from the warm water tank 100 to the hot water tank 200. After the input pump 410 is turned on, the water in the warm water tank 100 is delivered to the hot water tank 200.

The tops of the warm water tank 100 and the hot water tank 200 are provided with a conduit 500, and the conduit 500 communicates with the warm water tank 100 and the hot water tank 200, so that the air pressure of the warm water tank 100 and the hot water tank 200 are kept in balance, ensuring that the water in the warm water tank 100 can be smoothly delivered to the hot water tank 200.

The bottom of the hot water tank 200 is provided with a heat drain pipe 210, and the heat drain pipe 210 is provided with a heat drain valve 211. The heat drain pipe 210 is connected to the main drain pipe, and the heat drain valve 211 is opened so that the water in the hot water tank 200 is discharged into the main drain pipe through the heat drain pipe 210.

The hot water tank 200 is provided with a hot water outlet pipe 220. The end of the hot water outlet pipe 220 is provided with a hot water outlet valve 221. The hot water outlet valve 221 controls the opening and closing of the hot water outlet pipe 220. The hot water outlet valve 221 is a solenoid valve.

One end of the return pipe 300 is connected to the hot water outlet pipe 220 , and the other end of the return pipe 300 is connected to the warm water outlet pipe 120 . The return pipe 300 is provided with a return valve 310 and a return pump 320. The delivery direction of the return pump 320 is from the hot water outlet pipe 220 to the warm water outlet pipe 120. Open the return valve 310 and the return pump 320, so that the hot water in the hot water tank 200 flows into the warm water tank 100 along the hot water outlet pipe 220, the return pipe 300, and the warm water outlet pipe 120. The air pressure balance of the hot water tank 200 makes the hot water in the hot water tank 200 flow into the warm water tank 100 more smoothly.

A temperature sensor 700 and a water level sensor are arranged in the warm water tank 100 , the temperature sensor 700 detects the water temperature in the warm water tank 100 , and the water level sensor detects the water level in the warm water tank 100 .

When the user takes warm water normally, he opens the warm water outlet valve 121, the normal temperature water in the warm water tank 100 flows out from the outlet pipe 120, and the water inlet valve 810 is opened, so that external water is replenished into the warm water tank 100 from the water inlet pipe 800.

When the user takes hot water normally, he opens the hot water outlet valve 221 , and the hot water in the hot water tank 200 flows out along the hot water outlet pipe 220 . If the water in the hot water tank 200 is insufficient, the input pump 410 is turned on, so that the water in the warm water tank 100 flows to the hot water tank 200 along the input pipe 400, and the warm water in the warm water tank 100 is used to supplement the hot water tank 200. If the water level of the warm water tank 100 is insufficient, the water inlet valve 810 is opened to replenish external water from the water inlet pipe 800 into the warm water tank 100 .

When the warm water tank 100, the warm drain pipe 110, the warm water outlet pipe 120, and the overflow pipe 600 need to be subjected to high-temperature disinfection, close the warm water outlet valve 121 and the water inlet valve 810, open the warm water drain valve 111 to empty the water in the warm water tank 100, and then open the return valve 310 and the return pump 320 to make the hot water in the hot water tank 200 flow along the hot water outlet pipe 220, the return pipe 300, and the warm water outlet pipe 120 to Warm water tank 100.

The hot water carries out high-temperature disinfection on the return pipe 300 and the warm water outlet pipe 120 flowing through, and the hot water is collected in the warm water tank 100, and the hot water performs high-temperature disinfection on the inner wall of the warm water tank 100. As the hot water level in the warm water tank 100 continues to rise, after the hot water level is higher than the top of the overflow pipe 600, hot water overflows from the overflow pipe 600, and the hot water performs high-temperature disinfection on the overflow pipe 600.

After the hot water has been left to stand in the warm water tank 100 for a period of time, not less than 1 minute, the warm drain valve 111 is opened to discharge the hot water from the warm drain pipe 110 into the main drain pipe, so that the hot water can perform high-temperature disinfection on the warm drain pipe 110 and the main drain pipe.

With reference to Fig. 2, the disinfection method of high temperature disinfection water dispenser of the present invention makes following embodiment:

When disinfecting, open the warm water drain valve 111, and the normal temperature water in the warm water tank 100 is discharged from the warm water drain pipe 110 to the main drain pipe.

After the water in the water tank 200 is heated to the boiling, open the warm water valve 121, the flow valve 310, and the flow pump 320, so that the hot water in the water tank 200 along the hot water pipe 220, the return flow pipe 300, the warm water pipe 120 flow to the warm water valve 121, so that the hot water to the hot water pipe 220, the return flow pipe 300, and the warm water valve 121 for high temperature disinfection Essence

Then close the warm water outlet valve 121 so that the hot water in the hot water tank 200 flows into the warm water tank 100 along the hot water outlet pipe 220 , the return pipe 300 , and the warm water outlet pipe 120 .

When the water level sensor detects that the water level in the warm water tank 100 reaches the highest value, the return valve 310 and the return pump 320 are closed to allow the hot water to stand in the warm water tank 100 for a period of time not less than 1 minute.

Open the warm drain valve 111, the hot water in the warm water tank 100 is emptied through the warm drain pipe 110, and the hot water carries out high-temperature disinfection to the warm drain pipe 110 and the main drain pipe.

With reference to Fig. 3, the warm water heating method of high temperature disinfection water dispenser of the present invention makes following embodiment:

Close the warm water outlet valve 121 and the hot water outlet valve 221, open the input pump 410, the return valve 310, and the return pump 320, so that the hot water in the hot water tank 200 flows into the warm water tank 100 along the hot water outlet pipe 220, the return pipe 300, and the warm water outlet pipe 120;

The input pump 410, the return valve 310, and the return pump 320 are kept open for T1 time, and the T1 time is 1 minute. In some embodiments, the T1 time is between 30 seconds and 90 seconds, so that the water in the warm water tank 100 and the hot water tank 200 are circulated and exchanged.

Then the input pump 410, the return valve 310, and the return pump 320 are turned off, and the T2 time is maintained, and the T2 time is 2 minutes. In some embodiments, the T2 time is between 60 seconds and 180 seconds, so that the hot water tank 200 can fully heat the water inside to increase the water temperature in the hot water tank 200.

The input pump 410, the return valve 310, and the return pump 320 are kept open for T1 time, and then the input pump 410, the return valve 310, and the return pump 320 are kept closed for the T2 time, and the above two processes are continuously repeated, so that the water temperature in the warm water tank 100 and the water temperature in the hot water tank 200 are continuously increased.

The temperature sensor 700 in the warm water tank 100 detects the water temperature in the warm water tank 100, and the temperature sensor 700 sends the detected temperature information to the controller of the water dispenser. The controller is provided with a preset temperature. If the temperature of the water detected by the temperature sensor 700 exceeds the preset temperature, the controller controls the input pump 410, the return valve 310, and the return pump 320 to close.

In winter or when the weather is cold, the user can turn on the warm water heating mode. The warm water heating mode can be divided into winter mode and double boiling water volume mode; in winter mode, the preset temperature in the controller is set to 55°C or above. In the dual boiling water mode, set the preset temperature in the controller to 95°C or above to meet the user's demand for a large amount of hot water.

The preferred embodiments of the present invention have been specifically described above, but the invention is not limited to the described embodiments, and those skilled in the art can also make various equivalent modifications or replacements without violating the spirit of the present invention, and these equivalent modifications or replacements are all included in the scope defined by the claims of the present application.

Claims (10)

1. A high-temperature disinfection water dispenser, characterized in that: comprising: warm water tank; Warm drain pipe, which communicates with the warm water tank, and the warm drain pipe is provided with a warm drain valve; A warm water outlet pipe, which communicates with the warm water tank, and the warm water outlet pipe is provided with a warm water outlet valve; hot water tank; A return pipe, which communicates with the hot water tank and the warm water outlet pipe, and the return pipe is provided with a return valve; A return pump is arranged on the return pipe, and the return pump transports the fluid in the hot water tank to the warm water outlet pipe. 2. The high-temperature disinfection water dispenser according to claim 1, characterized in that: the high-temperature disinfection water dispenser further comprises: an input pipe, which communicates with the warm water tank and the hot water tank; An input pump is arranged on the input pipe, and the input pump transports the fluid in the warm water tank to the hot water tank. 3. The high-temperature disinfection water dispenser according to claim 2, characterized in that: the high-temperature disinfection water dispenser further comprises a conduction pipe, and the conduction pipe communicates with the top of the hot water tank and the top of the warm water tank. 4. The high-temperature disinfection water dispenser according to claim 1, characterized in that: the high-temperature disinfection water dispenser further comprises an overflow pipe, and the overflow pipe communicates with the top of the warm water tank. 5. The high-temperature disinfection water dispenser according to claim 1, wherein the warm water outlet pipe communicates with the bottom of the warm water tank. 6. A disinfection method for a high-temperature disinfection water dispenser, characterized in that: comprising the high-temperature disinfection water dispenser according to any one of claims 1 to 5, said disinfection method further comprising the following steps: S1. Open the warm drain valve until the water in the warm water tank is emptied, and then close the warm drain valve; S2. Open the return valve and the return pump, and return the hot water in the hot water tank to the warm water tank; S3. Close the return valve and the return pump, and put the hot water in the warm water tank; S4. Open the warm drain valve, and drain the hot water in the warm water tank through the warm drain pipe. 7. The disinfection method according to claim 6, characterized in that: between the step S1 and the step S2, the warm water outlet valve is opened for not less than 1 minute and then closed. 8. A warm water heating method for a high-temperature disinfection water dispenser, characterized in that: it includes the high-temperature disinfection water dispenser as claimed in any one of claims 2 to 3, the high-temperature disinfection water dispenser also includes a temperature sensor, the temperature sensor is arranged in the warm water tank, and the warm water heating method also includes the following steps: S1. Turn on the input pump, the return valve, and the return pump; S2. When the temperature sensor detects that the water temperature in the warm water tank reaches a preset temperature, turn off the input pump, the return valve, and the return pump. 9. The warm water heating method according to claim 8, characterized in that: said step S1 comprises: S11. Open the return valve; S12, the input pump and the return pump are turned on for a T1 time, and the T1 is between 30 seconds and 90 seconds; S13, the input pump and the return pump are closed for a T2 time, and the T2 is between 60 seconds and 180 seconds; S13. Repeating the steps S12 and S13 until the water temperature detected by the temperature sensor reaches the preset temperature, and the preset temperature is not less than 55°C. 10. The warm water heating method according to claim 9, characterized in that: the preset temperature is not lower than 95°C.