阅读说明：本技术 饮水机 (Drinking machine ) 是由 宫英杰 丁永生 付欣淼 于 2018-06-22 设计创作，主要内容包括：本发明实施例涉及电子产品技术领域,公开了一种饮水机。本发明实施例中,饮水机包括控制器、供水模组、储能换热器；其中,储能换热器包括换热管、储热材料和加热元件,所述加热元件用于在所述饮水机待机状态下对储热材料进行加热,所述换热管与所述储热材料物理接触；所述供水模组、加热元件均电性连接于所述控制器；所述供水模组用于根据所述控制器的控制指令输出待加热的水至所述换热管；所述储热材料用于将经过所述换热管的所述待加热的水加热为第一热水。本发明实施例能够在加热功率不变的情况下,实现高温大流量出水,大大缩短了用户取水的等待时长,提高了饮水机的出水质量,且使得饮水机体积较小。(The embodiment of the invention relates to the technical field of electronic products and discloses a water dispenser. In the embodiment of the invention, the water dispenser comprises a controller, a water supply module and an energy storage heat exchanger; the energy storage heat exchanger comprises a heat exchange tube, a heat storage material and a heating element, wherein the heating element is used for heating the heat storage material in a standby state of the water dispenser, and the heat exchange tube is in physical contact with the heat storage material; the water supply module and the heating element are electrically connected to the controller; the water supply module is used for outputting water to be heated to the heat exchange tube according to a control instruction of the controller; the heat storage material is used for heating the water to be heated passing through the heat exchange tube into first hot water. The embodiment of the invention can realize high-temperature large-flow water outlet under the condition of constant heating power, greatly shortens the waiting time for a user to take water, improves the water outlet quality of the water dispenser and ensures that the water dispenser has smaller volume.)

1. A water dispenser, characterized in that it comprises: the system comprises a controller, a water supply module and an energy storage heat exchanger; the energy storage heat exchanger comprises a heat exchange tube, a heat storage material and a heating element, wherein the heating element is used for heating the heat storage material in a standby state of the water dispenser, and the heat exchange tube is in physical contact with the heat storage material;

the water supply module and the heating element are electrically connected to the controller;

the water supply module is used for outputting water to be heated to the heat exchange tube according to a control instruction of the controller;

the heat storage material is used for heating the water to be heated passing through the heat exchange tube into first hot water.

2. The water dispenser of claim 1 further comprising an instant heating device electrically connected to the controller;

the instant heating device is used for instantly heating the first hot water output by the heat exchange tube into second hot water according to an instant heating instruction of the controller.

3. The water dispenser of claim 2 further comprising a first temperature detector and a first flow regulating valve electrically connected to the controller;

the first temperature detector is used for detecting the temperature of the second hot water;

the controller is also used for judging whether the temperature of the second hot water is within a preset temperature range or not and generating an adjusting instruction;

the first flow regulating valve is used for regulating the water flow of the output water to be heated according to the regulating instruction of the controller.

4. The water dispenser of claim 1 further comprising a filter device electrically connected to the controller;

the filtering device is used for filtering the water to be heated according to the filtering instruction of the controller and outputting the filtered water to be heated to the heat exchange tube.

5. The water dispenser of claim 4, wherein the water supply module comprises a normal temperature water pipeline, a hot water pipeline connected to the heat exchange pipe, and a waterway switching valve electrically connected to the controller;

the waterway switching valve is used for communicating the filtering device with the normal-temperature water pipeline or communicating the filtering device with the hot water pipeline according to a switching instruction of the controller.

6. The water dispenser of claim 5 further comprising a second flow control valve electrically connected to the controller;

the controller is also used for judging whether the water flow of the normal-temperature purified water output by the normal-temperature waterway is within a preset flow range or not and generating a flow regulation instruction;

and the second flow regulating valve is used for regulating the flow of the output water to be heated according to the flow regulating instruction.

7. The water dispenser of claim 1 further comprising a second temperature detector electrically connected to the controller;

the second temperature detector is arranged on the heat storage material and is used for detecting the temperature of the heat storage material;

the controller is further used for generating a heating instruction when the temperature of the heat storage material is judged to be higher than the preset temperature;

the heating element is used for heating the heat storage material according to the heating instruction in the standby state of the water dispenser.

8. The water dispenser of claim 1 wherein the water supply module comprises a water storage tank and a water supply pump electrically connected to the controller;

the water supply pump is used for outputting water to be heated in the water storage tank to the heat exchange pipe according to a water supply instruction of the controller.

9. The water dispenser of claim 1 further comprising a flow meter connected to the controller;

the flowmeter is used for counting the water yield of the water to be heated output by the water supply module;

the controller is also used for controlling the water supply module to stop supplying water when the water yield is judged to reach the preset water yield.

10. The water dispenser of claim 1 wherein the phase change temperature of the heat storage material is greater than or equal to 40 degrees and less than or equal to 120 degrees.

Technical Field

The embodiment of the invention relates to the technical field of electronic products, in particular to a water dispenser.

Background

The water dispenser is a device which is commonly used in life and is convenient for people to drink, and is widely applied to occasions such as families, offices and the like, the existing instant heating water dispenser is mostly limited in power (less than or equal to 2200W), and the water flow of the flowing high-temperature water is very small. In addition, in order to improve the water flow of the high-temperature water, the existing water dispensers heat the water to a certain temperature in advance through a large preheating water tank, and then realize the outflow of the high-flow high-temperature water in an instant heating mode.

However, the inventors found that at least the following problems exist in the prior art: (1) the water flow of the high-temperature water flowing out of the water dispenser is very small, so that the waiting time for taking water by a user is longer. (2) The water dispenser is preheated by the preheating water tank, the preheating water tank occupies a large space, and the pre-stored warm water in the preheating water tank is easy to become a hotbed for breeding bacteria, so that the health of a human body can be adversely affected after the water dispenser is drunk for a long time.

Disclosure of Invention

The embodiment of the invention aims to provide a water dispenser, which can realize high-temperature large-flow water outlet under the condition of unchanged heating power, greatly shorten the waiting time for a user to take water, improve the water outlet quality of the water dispenser and ensure that the water dispenser has smaller volume.

In order to solve the technical problem, an embodiment of the present invention provides a water dispenser, including: the system comprises a controller, a water supply module and an energy storage heat exchanger; the energy storage heat exchanger comprises a heat exchange tube, a heat storage material and a heating element, wherein the heating element is used for heating the heat storage material in a standby state of the water dispenser, and the heat exchange tube is in physical contact with the heat storage material; the water supply module and the heating element are electrically connected to the controller; the water supply module is used for outputting water to be heated to the heat exchange tube according to a control instruction of the controller; the heat storage material is used for heating the water to be heated passing through the heat exchange tube into first hot water.

Compared with the prior art, the embodiment of the invention provides a water dispenser which comprises a controller, a water supply module and an energy storage heat exchanger, wherein the water supply module is electrically connected with the controller, the energy storage heat exchanger comprises a heat exchange tube, a heat storage material and a heating element, the heat exchange tube is in physical contact with the heat storage material, the heating element is used for heating the heat storage material in a standby state of the water dispenser, the water supply module is used for outputting water to be heated to the heat exchange tube according to a control instruction of the controller, the heat storage material is used for heating the water to be heated passing through the heat exchange tube into first hot water, namely, the embodiment of the invention heats the water to be heated into the first hot water through the phase change of the heat storage material, so that high-temperature large-flow water outlet can be realized under the condition that the heating power is unchanged, the waiting time for a user to take water is greatly shortened, the quality of the effluent is healthier.

In addition, the instant heating device is electrically connected with the controller; the instant heating device is used for instantly heating the first hot water output by the heat exchange tube into second hot water according to an instant heating instruction of the controller. In the present embodiment, the first and second electrodes are,

in addition, the device also comprises a filtering device which is electrically connected with the controller; the filtering device is used for filtering the water to be heated according to the filtering instruction of the controller and outputting the filtered water to be heated to the heat exchange tube. In this embodiment, the water to be heated is preheated by the latent heat of the heat storage material, so that the first hot water is hot water at the basic temperature, and then the water heated by the heat storage material is heated by the instant heating device, so that the hot water at the basic temperature is heated to be hot water at a high temperature, and the water dispenser outputs hot water at a high temperature and a large flow rate.

In addition, the water supply module comprises a normal temperature water pipeline, a hot water pipeline connected with the heat exchange pipe and a water channel switching valve electrically connected with the controller; the waterway switching valve is used for communicating the filtering device with the normal-temperature water pipeline or communicating the filtering device with the hot water pipeline according to a switching instruction of the controller. In this embodiment, switch normal atmospheric temperature water pipeline and hot water pipeline through the water route diverter valve for the water dispenser can export normal atmospheric temperature water purification and hot water, has satisfied the different drinking water demand of user.

In addition, the device also comprises a first temperature detector and a first flow regulating valve which are electrically connected with the controller; the first temperature detector is used for detecting the temperature of the second hot water; the controller is also used for judging whether the temperature of the second hot water is within a preset temperature range or not and generating an adjusting instruction; the first flow regulating valve is used for regulating the water flow of the output water to be heated according to the regulating instruction of the controller. In this embodiment, through the real-time detection of first thermodetector to the hydrothermal temperature of second, carry out discharge to the water of treating the heating of output and adjust to make the hydrothermal temperature of second in presetting temperature range, realize the accurate accuse temperature to the hydrothermal temperature of second.

In addition, the device also comprises a second flow regulating valve which is electrically connected with the controller; the controller is also used for judging whether the water flow of the water output by the water dispenser is within a preset flow range corresponding to the output water or not and generating a flow regulation instruction; and the second flow regulating valve is used for regulating the flow of the output water to be heated according to the flow regulating instruction. In this embodiment, second flow control valve is used for carrying out flow control according to the water of treating the heating of flow control instruction output to make the normal atmospheric temperature water route export normal atmospheric temperature water purification with predetermineeing speed, the thickness degree of the water column that flows is in predetermineeing the within range, avoids rivers too big to spatter the user and avoids rivers undersize to have prolonged the water receiving time.

In addition, the device also comprises a second temperature detector electrically connected with the controller; the second temperature detector is arranged on the heat storage material and is used for detecting the temperature of the heat storage material; the controller is further used for generating a heating instruction when the temperature of the heat storage material is judged to be higher than the preset temperature; the heating element is used for heating the heat storage material according to the heating instruction in the standby state of the water dispenser. In this embodiment, a specific implementation of heating the heat storage material is provided.

In addition, the water supply module comprises a water storage tank and a water supply pump electrically connected to the controller; the water supply pump is used for outputting water to be heated in the water storage tank to the heat exchange pipe according to a water supply instruction of the controller. In the embodiment, another specific structural form of the water supply module is provided, and water can be received from any water source in the water storage tank, so that the placement position of the water dispenser is not limited, and the requirements of users on different arrangement positions are met.

In addition, the flow meter is connected with the controller; the flowmeter is used for counting the water yield of the water to be heated output by the water supply module; the controller is also used for controlling the water supply module to stop supplying water when the water yield is judged to reach the preset water yield. In this embodiment, through the water yield of the water that the flowmeter statistics waited to heat, and when the water yield reached preset water yield, control water supply module stopped to supply water to satisfied the demand that the user connects fixed water yield, made the user can do other things during the water receiving, provided convenience for the user.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.

Fig. 1 is a block schematic diagram of a water dispenser according to a first embodiment;

fig. 2 is a schematic structural view of a water dispenser according to a first embodiment;

fig. 3 is a schematic structural view of a water dispenser according to a second embodiment;

fig. 4 is another structural schematic diagram of a water dispenser according to a second embodiment;

fig. 5 is a schematic structural view of a water dispenser according to a third embodiment;

fig. 6 is another structural schematic diagram of a water dispenser according to a third embodiment;

fig. 7 is a schematic structural view of a water dispenser according to a fourth embodiment;

fig. 8 is another structural schematic view of a water dispenser according to a fourth embodiment;

fig. 9 is another structural schematic view of a water dispenser according to a fourth embodiment;

fig. 10 is a schematic structural view of a water dispenser according to a fifth embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.

A first embodiment of the present invention relates to a water dispenser, as shown in fig. 1 and 2, including: the device comprises a controller 1, a water supply module 2 and an energy storage heat exchanger 3.

In the present embodiment, the energy storage heat exchanger 3 includes a heat exchange tube 31, a heat storage material 32, and a heating element 33. The heating element 33 is used for heating the heat storage material 32 in a standby state of the water dispenser, and the heat exchange pipe 31 is in physical contact with the heat storage material 32.

In this embodiment, the water supply module 2 and the heating element 33 are both electrically connected to the controller 1; the water supply module 2 is used for outputting water to be heated to the heat exchange pipe 31 according to a control instruction of the controller 1, and the heat storage material 32 is used for heating the water to be heated passing through the heat exchange pipe 31 into first hot water.

Compared with the prior art, the embodiment of the invention provides a water dispenser which comprises a controller, a water supply module and an energy storage heat exchanger, wherein the water supply module is electrically connected with the controller, the energy storage heat exchanger comprises a heat exchange pipe, a heat storage material and a heating element, the heat exchange pipe is in physical contact with the heat storage material, the heating element is used for heating the heat storage material in a standby state of the water dispenser, the water supply module is used for outputting water to be heated to the heat exchange pipe according to a control instruction of the controller, the heat storage material is used for heating the water to be heated passing through the heat exchange pipe into first hot water, namely, the embodiment of the invention heats the water to be heated into the first hot water through the phase change of the heat storage material, so that high-temperature large-flow water outlet can be realized under the condition that the heating power is unchanged, the waiting time for taking water by a user is greatly shortened, the quality of the effluent is healthier.

The implementation details of the water dispenser of the present embodiment are specifically described below, and the following description is only provided for the convenience of understanding, and is not necessary to implement the present embodiment.

In the present embodiment, the phase transition temperature of the heat storage material 32 is greater than or equal to 40 degrees and less than or equal to 120 degrees, but the specific phase transition temperature of the heat storage material 32 is not limited in this embodiment, for example, the heat storage material 32 with the phase transition temperature of 50 degrees may be adopted.

In one example, the heating element 33 may be a heating tube, but in practice, the present embodiment is not limited thereto, and the specific structure type of the heating element 33 is not limited in any way, for example, the heating element 33 may also be a heating wire, a rare earth thickness, an electromagnet, an electrode or a microwave.

In an example, the heat exchanging pipe 31 may surround the heat storage material, but in practice, the invention is not limited thereto, and the specific way of the heat exchanging pipe 31 being in physical contact with the heat storage material is not limited at all, for example, the heat exchanging pipe 31 may also be inserted into the heat storage material.

In one example, the water supply module 2 includes a water inlet valve, the water to be heated is tap water, the water inlet valve is opened according to a water supply instruction of the controller 1 to allow the tap water to be output to the heat exchange pipe 31, or is closed according to a water supply instruction of the controller 1 to prohibit the tap water from being output to the heat exchange pipe 31; in the present embodiment, a specific structural form of the water supply module is provided, but this embodiment is only an example, and the structural form of the water supply module 2 and the type of water to be heated are not limited in any way.

A second embodiment of the invention relates to a water dispenser. The second embodiment is improved on the basis of the first embodiment, and the main improvement lies in that: in the second embodiment of the present invention, as shown in fig. 3, the water supply module 2 includes a water storage tank 21 and a water supply pump 22 electrically connected to the controller 1.

In the present embodiment, the water supply pump 22 is used to output water to be heated in the water storage tank 21 to the heat exchange pipe 31 according to a water supply instruction of the controller 1.

In one example, the water in the water storage tank 21 may be tap water, but in practice, the water is not limited thereto, and may also be purified water, for example.

In one example, the water supply pump 22 is a self-priming pump, but is not limited thereto in practice, and the present embodiment does not set any limit to the type of the water supply pump 22.

Preferably, in this embodiment, as shown in fig. 4, the water dispenser further includes a flow meter 4 connected to the controller 1. In the present embodiment, the flow meter 4 is used for counting the water yield of the water to be heated output by the water supply module 2; the controller 1 is also used for controlling the water supply module 2 to stop supplying water when the water quantity is judged to reach the preset water quantity. The preset water amount may be set by a user, for example, the preset water amount is 300 ml, but is not limited thereto. In this embodiment, the water yield of the water to be heated is counted through the flowmeter 4, and when the water yield reaches the preset water yield, the water supply module 2 is controlled to stop supplying water, so that the requirement of a user for receiving a fixed water yield is met, the user can do other things during the water receiving process, and convenience is provided for the user. In fact, this embodiment may also be a preferred solution based on the first embodiment.

Compared with the first embodiment, the embodiment provides another specific structural form of the water supply module, namely the water supply module comprises a water storage tank and a water supply pump electrically connected to the controller, and the water storage tank can receive water to be heated from any water source, so that the placement position of the water dispenser is not limited, and the requirements of different arrangement positions of users are met.

A third embodiment of the present invention relates to a water dispenser. The third embodiment is improved on the basis of the second embodiment, and the main improvement lies in that: in the third embodiment of the present invention, as shown in fig. 5, the water dispenser further includes an instant heating device 5 electrically connected to the controller.

In the present embodiment, the instant heating device 5 is configured to instantly heat the first hot water output by the heat exchanging pipe 31 into the second hot water according to an instant heating instruction of the controller 1.

Preferably, in this embodiment, as shown in fig. 6, the water dispenser further includes a first temperature detector 61 and a first flow regulating valve 71 electrically connected to the controller 1. The first temperature detector 61 is used for detecting the temperature of the second hot water, and the controller 1 is further used for judging whether the temperature of the second hot water is within a preset temperature range and generating an adjusting instruction; the first flow regulating valve 71 is used for regulating the water flow of the outputted water to be heated according to the regulating instruction of the controller 1. In this embodiment, through the real-time detection of first temperature detector 61 to the hydrothermal temperature of second, carry out discharge to the water of treating the heating of output and adjust to make the hydrothermal temperature of second in presetting temperature range, realize the accurate accuse temperature to the hydrothermal temperature of second.

Specifically, in the present embodiment, when the controller 1 determines that the temperature of the second hot water is lower than the minimum boundary value of the preset temperature range, the first flow rate adjustment valve 71 adjusts the flow rate of the water to be heated to a small value according to the adjustment command; when the controller 1 determines that the temperature of the second hot water is higher than the maximum boundary value of the preset temperature range, the first flow rate adjustment valve 71 increases the flow rate of the water to be heated according to the adjustment command.

The preset temperature range may be set by a user or before factory shipment, and the setting manner of the preset temperature range is not limited in any way in this embodiment.

In one example, the first temperature detector 61 may be a thermistor (NTC), a temperature sensor, etc., but is not limited thereto, and the present embodiment does not set any limit to a specific type of the first temperature detector 61.

Compared with the first embodiment, the water dispenser further comprises an instant heating device, namely, in the embodiment of the invention, the water to be heated is preheated by latent heat of the heat storage material, so that the first hot water is hot water at the basic temperature, and then the water heated by the heat storage material is heated by the instant heating device in an instant manner, so that the hot water at the basic temperature is heated into hot water at a high temperature, and the water dispenser outputs hot water at a high temperature and a large flow rate.

The fourth embodiment of the invention relates to a water dispenser, which is improved on the basis of the third embodiment, and mainly comprises the following improvements: in the fourth embodiment of the present invention, as shown in fig. 7, the water dispenser further includes a filter device 8 electrically connected to the controller.

In the present embodiment, the filtering device 8 is configured to filter the water to be heated according to a filtering instruction of the controller 1, and output the filtered water to be heated to the heat exchange pipe 31.

In one example, the waste water output by the filtering device 8 can also flow back to the water storage tank, that is, in the case of no waste water collecting area, a waste water collecting mode is provided, however, the embodiment does not limit the waste water collecting mode output by the filtering device 9, for example, the waste water output by the filtering device 9 can also be output to a waste water pipeline.

In one example, as shown in fig. 8, the water dispenser further includes a second temperature detector 62 electrically connected to the controller 1; a second temperature detector 62 is provided on the heat storage material 32, and detects the temperature of the heat storage material 32; the controller 1 is also configured to generate a heating instruction when it is determined that the temperature of the heat storage material 32 is higher than a preset temperature; the heating element 33 is used for heating the heat storage material 32 according to a heating instruction in a standby state of the water dispenser. In this embodiment, a specific implementation of heating the heat storage material 32 is provided. In fact, this example may be the scheme based on the first, second, or third embodiment.

Preferably, in the present embodiment, as shown in fig. 8, the water supply module 2 further includes a normal temperature water pipeline 23, a hot water pipeline 24 connected to the heat exchange pipe 31, and a water channel switching valve 25 electrically connected to the controller 1. The water path switching valve 25 is used for communicating the filtering device 8 with the normal temperature water pipeline 23 or communicating the filtering device 8 with the hot water pipeline 24 according to a switching instruction of the controller 1. In this embodiment, the water path switching valve switches and communicates the normal temperature water pipeline 23 and the hot water pipeline 24, so that the water dispenser can output normal temperature purified water and hot water, and different drinking requirements of users are met.

Preferably, in the present embodiment, as shown in fig. 9, the water supply module 2 may further include a cold boiled water pipeline 91 and an electric water mixing valve 92, wherein the electric water mixing valve 92 connects the normal temperature water pipeline 23 and the cold boiled water pipeline 91, and connects the output water pipeline of the instant heating device 5 with the cold boiled water pipeline 91, that is, the cold boiled water pipeline 91 outputs cold boiled water in which normal temperature purified water and hot water are mixed, so that when the controller 1 receives an instruction of the cold boiled water, the controller controls the cold boiled water pipeline to output cold boiled water in which normal temperature purified water and second hot water are mixed. In addition, the electric water mixing valve 92 can output normal-temperature purified water or hot water according to user instructions.

In one example, when the electric mixing valve 92 outputs the cool boiled water, the temperature of the output cool boiled water is also detected by the temperature detector 63, and when the temperature is higher than the maximum boundary value of the set temperature range, the electric mixing valve 92 increases the flow rate of the normal temperature purified water and decreases the flow rate of the second hot water until the temperature of the cool boiled water is within the set temperature range; when the temperature is lower than the minimum boundary value of the set temperature range, the electric water mixing valve 92 increases the water flow of the second hot water and decreases the water flow of the normal-temperature purified water until the temperature of the cold boiled water is within the set temperature range; the set temperature range may be set by a user in advance, or may be set before shipment. In this embodiment, the temperature of the cool boiled water output by the electric water mixing 92 is detected, and the mixing ratio of the normal-temperature purified water to the second hot water is adjusted according to the temperature, so that the temperature of the cool boiled water meets the user's requirement.

In fact, this embodiment may also be a modification of the first or second embodiment.

Compared with the second implementation mode, the water dispenser provided by the embodiment of the invention further comprises a filtering device, wherein the filtering device is used for filtering the water to be heated according to the filtering instruction of the controller and outputting the filtered water to be heated to the heat exchange tube, so that the water to be heated after being filtered can be heated, and the quality of hot water is improved.

A fifth embodiment of the present invention relates to a water dispenser. The fifth embodiment is improved on the basis of the fourth embodiment, and the main improvement lies in that: in the fifth embodiment of the present invention, as shown in fig. 10, the water dispenser further includes a second flow regulating valve 72 electrically connected to the controller 1.

In this embodiment, the controller 1 is further configured to determine whether the water flow of the normal-temperature purified water output by the normal-temperature waterway is within a preset flow range, and generate a flow regulation instruction; the second flow regulating valve 72 is used for regulating the flow of the output water to be heated according to the flow regulating instruction; the preset flow range can be set by a factory before leaving the factory.

In the present embodiment, when the controller 1 determines that the water flow rate of the normal-temperature purified water is lower than the minimum boundary value of the preset flow rate range, the second flow rate adjustment valve 72 increases the water flow rate of the normal-temperature purified water in accordance with the flow rate adjustment command. When the controller 1 determines that the flow rate of the first hot water is higher than the maximum boundary value of the preset range, the second flow rate adjustment valve 72 decreases the flow rate of the first hot water according to the flow rate adjustment command.

In the present embodiment, when the first flow rate adjustment valve 71 is included in the fourth embodiment, the second flow rate adjustment valve 72 and the first flow rate adjustment valve 71 may be the same flow rate adjustment valve.

Compared with the fourth implementation mode, the embodiment of the invention further comprises a second flow regulating valve, and the controller is also used for judging whether the water flow of the normal-temperature purified water output by the normal-temperature waterway is within a preset flow range and generating a flow regulating instruction; the second flow control valve is used for carrying out flow control according to the water to be heated of flow control instruction output to make the normal atmospheric temperature water route export normal atmospheric temperature water purification with predetermineeing the speed, the thickness degree of the water column that flows is in predetermineeing the within range, avoids rivers too big to spatter the user and avoids rivers undersize to prolong the water receiving time.

It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.