阅读说明：本技术 一种饮水机 (Water dispenser ) 是由 丁永生 宫英杰 付欣淼 于 2018-06-22 设计创作，主要内容包括：本发明涉及家用电器领域,公开了一种饮水机,包括：供水模块、换热装置、加热装置和凉白开输出口；换热装置包括换热部、第一换热管和第二换热管,供水模块用于向第一换热管供水,换热部用于对第一换热管中的水流预加热；加热装置用于将从预加热后的水流加热,经加热装置中加热后的水流输出至第二换热管；换热部还用于将第二换热管中的水流降温；凉白开输出口与第二换热管连通。供水模块提供的水先进入换热装置的第一换热管,通过换热部进行预加热,再通过加热装置进行加热,达到杀菌消毒的效果,加热后的水流再通过第二换热管,通过换热部进行冷却,从凉白开输出口输出凉白开供用户饮用。(The invention relates to the field of household appliances, and discloses a water dispenser, which comprises: the system comprises a water supply module, a heat exchange device, a heating device and a cool boiled water output port; the heat exchange device comprises a heat exchange part, a first heat exchange tube and a second heat exchange tube, the water supply module is used for supplying water to the first heat exchange tube, and the heat exchange part is used for preheating water flow in the first heat exchange tube; the heating device is used for heating the preheated water flow, and the water flow heated in the heating device is output to the second heat exchange tube; the heat exchange part is also used for cooling water flow in the second heat exchange pipe; the output port of the cool boiled water is communicated with the second heat exchange tube. The water that the water supply module provided advanced goes into heat transfer device's first heat exchange tube, preheats through heat transfer portion, and rethread heating device heats, reaches the sterile effect that disinfects, and rivers rethread second heat exchange tube after the heating cools off through heat transfer portion, and the output is cool boiled from cool boiled delivery outlet and is supplied the user to drink.)

1. A water dispenser, characterized in that it comprises:

the device comprises a water supply module, a heat exchange device and a heating device;

the heat exchange device comprises a heat exchange part, a first heat exchange tube and a second heat exchange tube, wherein the heat exchange part is heated to a first preset temperature in a standby state of the water dispenser;

the water supply module is used for supplying water to the first heat exchange tube, and the heat exchange part is used for exchanging heat with water flow in the first heat exchange tube and preheating the water flow;

the heating device is used for heating the preheated water flow into hot water, and the hot water heated in the heating device is output to the second heat exchange tube;

the heat exchanging part is also used for exchanging heat for the hot water in the second heat exchanging pipe and cooling the hot water.

2. The water dispenser of claim 1 wherein the heat exchanging portion is made of a heat storage material.

3. The water dispenser of claim 2, wherein the first heat exchange tube and the second heat exchange tube are both helical and are both disposed around the heat exchange portion.

4. The instant water dispenser of claim 1 wherein the heat exchange device further comprises: and the heating element is used for heating the heat exchanging part in a standby state of the water dispenser.

5. The water dispenser of claim 1, further comprising: the first temperature detector is arranged on the heat exchanging part and used for measuring the temperature value of the heat exchanging part, and the heating element is used for heating the heat exchanging part according to the temperature value measured by the first temperature detector.

6. The water dispenser of claim 1, further comprising: the flow regulating valve is used for regulating the flow of water flow output by the water supply module;

the second temperature detector is used for measuring the temperature value of the hot water heated by the heating device, and the flow regulating valve is used for regulating the flow of the water flow output by the water supply module according to the temperature of the hot water measured by the second temperature detector.

7. The water dispenser of claim 1, further comprising: normal atmospheric temperature water outlet, normal atmospheric temperature water outlet with the water supply module intercommunication, the water supply module still includes: and the first switching valve is used for controlling the water supply module to supply water to the first heat exchange tube or the normal-temperature water outlet.

8. The water dispenser of claim 1, further comprising: the heating device is connected with a hot water output pipe used for outputting heated hot water, a second switching valve is arranged on the hot water output pipe, and the second switching valve is used for controlling the hot water in the hot water output pipe to be output to the second heat exchange pipe or to the hot water outlet.

9. The water dispenser of claim 1, further comprising: the water mixing device is communicated with the water supply module, the water supply module is used for supplying normal-temperature water to the water mixing device, and the water mixing device is used for mixing the normal-temperature water and the hot water heated by the heating device and outputting the mixed water.

10. The water dispenser of claim 9, wherein the water mixing device is a water mixing valve, and the water mixing valve is used for mixing the normal-temperature water and the hot water in any proportion and then outputting the mixed water.

11. The water dispenser of claim 10, further comprising: the third temperature detector is used for adjusting the mixing proportion of the normal-temperature water and the hot water according to the temperature value measured by the third temperature detector.

12. The water dispenser of claim 1, wherein the phase transition temperature of the heat exchanging part is 40-80 ℃.

13. The water dispenser of claim 1, wherein the water supply module comprises: the water storage tank is used for supplying water to the output pipeline, the filtering device is used for filtering water flow from the output pipeline and outputting the filtered water flow to the main pipeline, and the main pipeline is used for supplying the filtered water flow to the first heat exchange pipe.

Technical Field

The invention relates to the field of household appliances, in particular to a water dispenser.

Background

The drinking machine is a device which heats or cools the barreled purified water (or mineral water) and is convenient for people to drink. At present, most of water dispensers can provide normal-temperature water and hot water, the hot water is healthier than the normal-temperature water after being heated and sterilized, but the hot water is not suitable for being directly drunk by users.

The inventor finds that at least the following problems exist in the prior art: the hot water provided by the water dispenser after heating and disinfection is too high in temperature and cannot be directly drunk.

Disclosure of Invention

The invention aims to provide a water dispenser which can provide 'cool boiled water' cooled after heating and disinfection for a user to drink.

In order to solve the technical problem, an embodiment of the present invention provides a water dispenser, including:

the device comprises a water supply module, a heat exchange device and a heating device; the heat exchange device comprises a heat exchange part, a first heat exchange tube and a second heat exchange tube, wherein the heat exchange part is heated to a first preset temperature in a standby state of the water dispenser; the water supply module is used for supplying water to the first heat exchange tube, and the heat exchange part is used for exchanging heat with water flow in the first heat exchange tube and preheating the water flow; the heating device is used for heating the preheated water flow into hot water, and the hot water heated in the heating device is output to the second heat exchange tube; the heat exchanging part is also used for exchanging heat for the hot water in the second heat exchanging pipe and cooling the hot water.

Compared with the prior art, the water provided by the water supply module enters the first heat exchange tube of the heat exchange device, is preheated by the heat exchange part and is heated into hot water by the heating device, so that the sterilization and disinfection effects are achieved, the heated hot water is cooled by the second heat exchange tube and the heat exchange part, and the cooled hot water is output to be cool boiled for users to drink.

In addition, the heat exchanging part is made of a heat storage material.

In addition, the first heat exchange tube and the second heat exchange tube are both spiral and are arranged around the heat exchange part. The first heat exchange tube and the second heat exchange tube which are spirally arranged can be in contact with the heat exchange part for heat exchange.

In addition, the heat exchange device further comprises: a heating element for heating the heat exchanging part.

In addition, the water dispenser further comprises: the first temperature detector is arranged on the heat exchanging part and used for measuring the temperature value of the heat exchanging part, and the heating element is used for heating the heat exchanging part according to the temperature value measured by the first temperature detector.

In addition, the water dispenser further comprises: the flow regulating valve is used for regulating the flow of water flow output by the water supply module; the second temperature detector is used for measuring the temperature value of the water flow heated by the heating device, and the flow regulating valve is used for regulating the flow of the water flow output by the water supply module according to the temperature of the water flow measured by the second temperature detector. The second temperature detector and the flow regulating valve can ensure that the heating device heats water flow to a certain temperature, and the sterilization and disinfection of the water are ensured.

In addition, normal atmospheric temperature water outlet with the water supply module intercommunication, the water supply module still includes: and the first switching valve is used for controlling the water supply module to supply water to the first heat exchange tube or the normal-temperature water outlet.

In addition, the water dispenser further comprises: the heating device is connected with a hot water output pipe used for outputting heated hot water, a second switching valve is arranged on the hot water output pipe, and the second switching valve is used for controlling the hot water in the hot water output pipe to be output to the second heat exchange pipe or to the hot water outlet.

In addition, the water dispenser further comprises: the water supply module is also used for supplying normal-temperature water to the water mixing device, and the water mixing device is used for mixing the normal-temperature water and the hot water heated by the heating device and outputting the mixed water. The water dispenser can output warm water formed by mixing hot water and normal-temperature water.

In addition, the water mixing device is a water mixing valve, and the water mixing valve is used for mixing the normal-temperature water and the hot water in any proportion and then outputting the mixed water. Normal temperature water and hot water are mixed in any proportion, and then the water dispenser can output normal temperature water, warm water and hot water, and the warm water temperature is controllable, has promoted the selection space of user to the warm water temperature greatly.

In addition, the water dispenser further comprises: the electric water mixing valve is used for adjusting the mixing proportion of the normal-temperature water and the hot water according to the temperature value measured by the third temperature detector. The third temperature detector feeds back the temperature of the electric water mixing valve, and the water mixing valve can adjust the mixing proportion according to the fed-back temperature to reach the target water temperature.

In addition, the phase transition temperature of the heat exchange part is 40-80 ℃. The temperature range of the phase transition temperature is 40-80 ℃, normal-temperature water can be preheated, and hot water can be cooled.

In addition, the water supply module includes: the water storage tank is used for supplying water to the output pipeline, the filtering device is used for filtering water flow from the output pipeline and outputting the filtered water flow to the main pipeline, and the main pipeline is used for supplying the filtered water flow to the first heat exchange pipe. The water output by the water supply module is filtered, so that the cleanness of water flow can be ensured, and the water supply module is suitable for drinking.

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 schematic structural view of a water dispenser in a first embodiment;

fig. 2 is a schematic structural view of a water dispenser in a second embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages 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 that can provide cool boiled water for a user to drink.

As shown in fig. 1, the water dispenser includes: the system comprises a main control device, a water supply module 1, a heat exchange device 2, a heating device 3 and a cold boiled water output port 4. The arrow in the figure represents the rivers direction, and heat transfer device 2 has a uniform temperature and heat transfer ability, and the water in the water supply module 1 preheats through heat transfer device 2, and the heating of rethread heating device 3 is hot water, and hot water reenters heat transfer device 2 and carries out the heat transfer, and heat transfer device 2 cools off hot water this moment, and the water after the cooling is exported as cool boiled through cool boiled delivery outlet 4. In the drinking machine, water is heated into hot water to realize sterilization and disinfection, and then is cooled to become cool boiled water suitable for drinking.

Wherein, water supply module 1 includes storage water tank 11, connect output pipeline 12 on the storage water tank 11, the filter equipment 13 of intercommunication output pipeline 12, intercommunication filter equipment 13's main line 14 with establish self priming pump 17 on output pipeline 12, storage water tank 11 is supplied water by the running water, master control unit control self priming pump 17 during operation, self priming pump 17 inhales output pipeline 12 with the water in the storage water tank 11, rivers in output pipeline 12 pass through filter equipment 13 and filter, rivers after filtering in filter equipment 13 get into in main line 14, main line 14 intercommunication hot water pipeline 15 and normal atmospheric temperature pipeline 16, be equipped with first switching valve 121 on the main line 14, first switching valve 121 is arranged in controlling the rivers flow direction hot water pipeline 15 or normal atmospheric temperature pipeline 16 in main line 14, first switching valve 121 is controlled by master control unit.

The water dispenser further comprises a normal-temperature water output port 5, when the main control device receives a signal of outputting normal-temperature water, the main control device controls the first switching valve 121 to enable water in the main pipeline 14 to flow into the normal-temperature pipeline 16, and water in the normal-temperature pipeline 16 is output through the normal-temperature water output port 5.

When the main control device receives the signal of outputting cool boiled water, the first switching valve 121 is controlled to enable the water flow in the main pipeline 14 to flow to the hot water pipeline 15, the hot water pipeline 15 guides the water flow to the heat exchange device 2, and the heat exchange device 2 comprises: the heat exchanger comprises a heating element, a heat exchange part 22, a first heat exchange pipe 23 and a second heat exchange pipe 24, in the present embodiment, the heating element is a heating pipe 21, and the heating pipe 21 is inserted into the heat exchange part 22 for heating, of course, the heat exchange element may also be other heating devices, and in the present embodiment, only the heating pipe is taken as an example, and no specific limitation is made; the heat exchanging part 22 is formed by a heat storage material and is arranged in a column shape, the phase change temperature of the heat storage material is 40-80 ℃, the heating pipe 21 is used for heating the heat exchanging part 22, the heat exchanging part 22 is heated to a first preset temperature when the water dispenser is in standby, preferably, the first heat exchanging pipe 23 and the second heat exchanging pipe 24 both spirally surround the heat exchanging part 22, of course, the first heat exchanging pipe 23 and the second heat exchanging pipe 24 can also be inserted/bent/attached to the heat exchanging part 22, in the embodiment, the spiral arrangement of the first heat exchanging pipe 23 and the second heat exchanging pipe 24 is preferred, the spiral arrangement can be fully contacted with the heat exchanging part 22, and when water flows in the first heat exchanging pipe 23 or the second heat exchanging pipe 24, the heat exchanging effect is good.

It should be noted that the heat exchanging portion 22 is provided with a first temperature detector, and the first temperature detector is used for measuring the temperature of the heat exchanging portion 22, in this embodiment, the first temperature detector is the first temperature sensor 7, of course, the first temperature detector may also be another measuring device, in this embodiment, only the first temperature sensor 7 is taken as an example, and is not specifically limited, the first temperature sensor 7 transmits the measured temperature information to the main control device, and the main control device is used for controlling the heating pipe 21 to heat the heat exchanging portion 22 according to the temperature measured by the first temperature sensor 7.

The hot water pipeline 15 communicates with the first heat exchange tube 23, and when water flow is transmitted through the first heat exchange tube 23, the heat exchange part 22 exchanges heat with the water flow in the first heat exchange tube 23, so that the water flow is preheated.

Switch on through communicating pipe way 25 between first heat exchange tube 23 and the heating device 3, the water after first heat exchange tube 23 preheats gets into heating device 3 through communicating pipe way 25, heating device 3 is used for heating the rivers that come from communicating pipe way 25, heat to the second and predetermine the temperature, the second is predetermine the temperature and is greater than first predetermined temperature, rivers are hot water when the second is predetermine the temperature, heating device 3 heats the back to rivers promptly, rivers become hot water, thereby the realization is to the disinfection of disinfecting of water. Preheating of heat transfer device 2's rivers for heating device 3 need not to adopt high-power to heat, reduces heating device 3's energy consumption, and heating device 3 has hot water output pipeline 31 in the one end intercommunication of keeping away from communicating pipe 25, and the hot water after being heated by heating device 3 gets into hot water output pipeline 31.

It is worth noting that the water dispenser further comprises a second temperature detector, a flow regulating valve 101 and a flow meter 102, wherein the flow regulating valve 101 and the flow meter 102 are both arranged on the main pipeline 14, the flow regulating valve 101 is used for controlling the size of water flow in the main pipeline 14 under the control of the main control device, and the flow meter 102 is used for measuring the flow of the water flow in the main pipeline 14 and transmitting the flow information of the water flow to the main control device. In the present embodiment, the second temperature detector is the second temperature sensor 8, the second temperature sensor 8 is disposed at one end of the heating device 3 close to the hot water output pipeline 31 for measuring the temperature of the water flow output by the heating device 3, of course, the second temperature detector may be another measuring device, and the present embodiment is only an example of the second temperature sensor 8 and is not limited specifically. The second temperature sensor 8 transmits the measured temperature information to the main control device, the main control device adjusts the flow regulating valve 101 according to the temperature value measured by the second temperature sensor 8, and if the temperature of the water flow measured by the second sensor is lower than a second preset temperature, the main control device controls the flow regulating valve 101 to reduce the flow of the water flow in the main pipeline 14; if the temperature of the water flow measured by the second sensor is greater than the second preset temperature, the main control device controls the flow regulating valve 101 to increase the flow of the water flow in the main pipeline 14, meanwhile, the flowmeter 102 feeds the flow in the main pipeline 14 back to the main control device, closed-loop control is formed among the main control device, the second temperature sensor 8, the flow regulating valve 101 and the flowmeter 102, and the water flow output by the heating device 3 can be controlled to reach the second preset temperature in real time.

The hot water output pipeline 31 is connected with the cool boiled pipeline 9, the cool boiled pipeline 9 is communicated with the second heat exchange pipe 24 in the heat exchange device 2, hot water enters the cool boiled pipeline 9 through the hot water output pipeline 31 and then enters the second heat exchange pipe 24, at the moment, the heat exchange part 22 exchanges heat with the hot water in the second heat exchange pipe 24, the temperature of the hot water is higher than that of the heat exchange part 22, when the heat exchange part 22 exchanges heat with the hot water in the second heat exchange pipe 24, the hot water can be cooled, the hot water is changed into cool boiled, partial heat in the hot water is stored, the hot water cooling is realized, meanwhile, the heat recycling is realized, and the waste and the loss of energy are reduced.

The second heat exchange tube 24 is communicated with the cool boiled water output port 4, and the cool boiled water cooled in the second heat exchange tube 24 is output through the cool boiled water output port 4 for users to drink.

Meanwhile, the water dispenser is also provided with a hot water output port 6, a second switching valve 311 is arranged on the hot water output pipeline 31, and the second switching valve 311 is used for controlling the hot water in the hot water output pipe to flow to the cool boiled pipeline 9 or to the hot water output port 6; when the main control device receives the signal of outputting hot water, the main control device controls the second switching valve 311 to make the hot water in the hot water output pipe directly output from the hot water output port 6.

The water dispenser in the embodiment can output normal-temperature water, hot water and cool boiled water, and the water flow can be preheated through the heat exchange device 2, so that the heating device 3 does not need to adopt a high-power heating element to heat the water, the energy consumption is reduced, and the safety of the water dispenser is improved; the heat exchange device 2 can also exchange heat and cool hot water to form cool boiled water, and meanwhile, heat in the hot water is recycled to the heat exchange part 22, so that the waste of energy is reduced; the water dispenser provides cool boiled water for drinking for users, and the cool boiled water is sterilized and disinfected and is cooled, so that the water dispenser is suitable for drinking and is very healthy.

A second embodiment of the present invention relates to a water dispenser, and is substantially the same as the first embodiment, and mainly differs therefrom in that: in the first embodiment, the water dispenser has a hot water outlet 6 and a normal temperature water outlet 5, while in the second embodiment of the present invention, as shown in fig. 2, the water dispenser has no hot water outlet 6 and normal temperature water outlet 5, and has a comprehensive outlet 10.

The hot water output pipe 31 is further communicated with a water mixing device, the water mixing device is a water mixing valve, in the embodiment, the water mixing valve is an electric water mixing valve 101, of course, the water mixing valve can also be other water mixing valves, and the embodiment is not particularly limited. The second switching valve 311 can control the hot water in the hot water output pipe 31 to flow to the electric water mixing valve 101; meanwhile, the main pipeline 14 is simultaneously communicated with the warm water pipeline 17, and the first switching valve 121 can control water in the main pipeline 14 to flow to the warm water pipeline 17; the warm water line 17 communicates with an electric water mixing valve 101, and the electric water mixing valve 101 mixes the warm water from the warm water output pipe 31 with the normal temperature water from the main line 17 to form warm water and outputs the warm water from the main output port 10.

It is worth noting that the main control device can regulate and control the electric water mixing valve 101 to mix hot water and normal-temperature water in any proportion, and regulate and control the temperature of the mixed warm water, when the proportion of the hot water or the normal-temperature water is 0, the water dispenser can directly output the normal-temperature water or the hot water, and can also output the water with any temperature of 40 ℃, 60 ℃ or 80 ℃ obtained by mixing for users to drink, the adjustable range of the water temperature is large, and the users can select the warm water with the favorite temperature.

Simultaneously, the water dispenser still includes: the third temperature testing piece, in this embodiment, the third temperature testing piece is a third temperature sensor 102, the third temperature sensor 102 is configured to measure the temperature of the water output by the electric water mixing valve and feed the temperature back to the main control device, and the main control device compares the temperature with a target temperature set by a user and adjusts a ratio of the hot water and the normal temperature water mixed by the electric water mixing valve 101 so as to make the output water reach the target temperature.

In the water dispenser in the embodiment, warm water with different temperatures can be provided through the arrangement of the electric water mixing valve 101, so that the user selectable range is wide; the total output port 10 can output normal-temperature water, warm water and hot water, and is simpler; the third temperature sensor 102 is arranged so that the water temperature of the water output from the main output port reaches the target temperature.

A third embodiment of the present invention relates to a water dispenser, and is substantially the same as the second embodiment, and mainly differs therefrom in that: the water mixing valve in the second embodiment is an electric water mixing valve, while the water mixing valve in the present embodiment is a mechanical water changing valve, a knob for controlling the mechanical water changing valve is arranged on the water dispenser, and a user can adjust the mechanical water changing valve by rotating the knob to change the mixing ratio of warm water and hot water to control the temperature of the water output from the main output port.

A fourth embodiment of the present invention relates to a water dispenser, and is substantially the same as the first embodiment, and is mainly different in that in the first embodiment, the heating element is a heating pipe. In the fourth embodiment, the heating element is a heating wire, and the heating wire is inserted into the heat exchanger to heat the heat exchanger.

A fifth embodiment of the present invention relates to a water dispenser, and is substantially the same as the first embodiment, and is mainly different in that in the first embodiment, the heating element is a heating pipe. In the fifth embodiment, the heating element is a rare earth thick film heater plate that heats the heat exchanger.

A sixth embodiment of the present invention relates to a water dispenser, and the sixth embodiment is substantially the same as the first embodiment, and is mainly different in that in the first embodiment, the heating element is a heating pipe. In the sixth embodiment, the heating element is an electromagnetic induction heater for heating the heat exchange member.

A seventh embodiment of the present invention relates to a water dispenser, and the seventh embodiment is substantially the same as the first embodiment, and is mainly different in that in the first embodiment, the heating element is a heating pipe. In the seventh embodiment, the heating element is an electrode heating rod, and the electrode heating rod can be inserted into the heat exchange member to heat the heat exchange member.

An eighth embodiment of the present invention relates to a water dispenser, and is substantially the same as the first embodiment, and is mainly different in that in the first embodiment, the heating element is a heating pipe. In an eighth embodiment, the heating element is a microwave heating assembly device that heats the heat exchange member by microwaves.

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.