CN110037553B - Water outlet method of beverage machine and beverage machine - Google Patents
Water outlet method of beverage machine and beverage machine Download PDFInfo
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- CN110037553B CN110037553B CN201910284178.6A CN201910284178A CN110037553B CN 110037553 B CN110037553 B CN 110037553B CN 201910284178 A CN201910284178 A CN 201910284178A CN 110037553 B CN110037553 B CN 110037553B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/4403—Constructional details
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
- A47J31/461—Valves, e.g. drain valves
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/54—Water boiling vessels in beverage making machines
- A47J31/56—Water boiling vessels in beverage making machines having water-level controls; having temperature controls
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Apparatus For Making Beverages (AREA)
- Devices For Dispensing Beverages (AREA)
Abstract
The invention relates to the field of water dispensers, and provides a water outlet method of a beverage dispenser and the water dispenser, which comprises the following steps: acquiring the outlet water temperature currently selected by a user; judging whether the outlet water temperature currently selected by a user is lower than a preset temperature or not; if the outlet water temperature selected by the user at present is judged to be lower than the preset temperature, switching a water source of the beverage machine to a low-temperature water path connected with a heating water path of the beverage machine for conduction, and conveying a water solution to the heating water path by the low-temperature water path; if the outlet water temperature selected by the user at present is not lower than the preset temperature, switching a water source of the beverage machine to a high-temperature water path which is connected with a heating water path of the beverage machine and is provided with a heat storage module for conduction, and conveying a water solution to the heating water path through the high-temperature water path; and controlling the heating waterway to heat the aqueous solution conveyed from the low-temperature waterway or the high-temperature waterway to the temperature currently selected by the user and then discharging the aqueous solution.
Description
Technical Field
The invention relates to the field of beverage machines, in particular to a water outlet method of a beverage machine and the beverage machine.
Background
Along with the improvement of living standard and the adjustment of eating habits of people, the number of people drinking tea, soybean milk and coffee is continuously increased, and along with the increase of the number of people, the drink brewing machine is more and more popular with people. The common beverage machine can brew hot beverages or cold beverages according to the needs of users, but the brewed beverages have less selectable temperature and are difficult to meet the needs of different users for beverages with different temperatures. Meanwhile, when the high-temperature beverage is brewed, the water outlet flow is low and the beverage brewing efficiency is poor due to the fact that the high-temperature water needs to be heated for a long time.
Disclosure of Invention
The invention aims to provide a water outlet method of a beverage machine and the beverage machine, which have multiple levels of selectable temperatures, meet the requirements of users on beverages with different temperatures, and simultaneously accelerate the heating speed of an aqueous solution, improve the water outlet flow of the aqueous solution and improve the efficiency of brewing the beverages when brewing high-temperature beverages.
In order to solve the technical problem, an embodiment of the present invention provides a water outlet method for a beverage machine, including the following steps:
acquiring the outlet water temperature currently selected by a user;
judging whether the outlet water temperature currently selected by a user is lower than a preset temperature or not;
if the outlet water temperature selected by the user at present is judged to be lower than the preset temperature, switching a water source of the beverage machine to a low-temperature water path connected with a heating water path of the beverage machine for conduction, and conveying a water solution to the heating water path by the low-temperature water path;
if the outlet water temperature selected by the user at present is not lower than the preset temperature, switching a water source of the beverage machine to a high-temperature water path which is connected with a heating water path of the beverage machine and is provided with a heat storage module for conduction, and conveying a water solution to the heating water path through the high-temperature water path;
and controlling the heating waterway to heat the aqueous solution conveyed from the low-temperature waterway or the high-temperature waterway to the temperature currently selected by the user and then discharging the aqueous solution.
A beverage machine, comprising: the heat storage device comprises a main control module, a water source, a heat storage module, a first reversing valve, a high-temperature water path, a low-temperature water path and a heating water path, wherein the first reversing valve is connected with the water source and is electrically connected with the main control module;
the main control module is used for receiving the outlet water temperature currently selected by a user, and controlling the first reversing valve to conduct the water source and the low-temperature waterway after judging that the outlet water temperature is lower than a preset temperature, wherein the low-temperature waterway is used for conveying the aqueous solution from the water source to the heating waterway;
the main control module is used for controlling the first reversing valve to conduct the water source and the high-temperature waterway after judging that the outlet water temperature is not less than a preset temperature, the high-temperature waterway is used for conveying the aqueous solution from the water source to the heating waterway, and the heat storage module is used for preheating the aqueous solution flowing through the high-temperature waterway;
the beverage machine further comprises: the main control module is used for controlling the heating water path to heat the water solution conveyed by the low-temperature water path or the high-temperature water path to the selected temperature and then discharge the water solution.
Compared with the prior art, the beverage dispenser is provided with the low-temperature water path and the high-temperature water path, after a user selects the water outlet temperature, the main control module can judge whether the water outlet temperature is lower than the preset temperature, if the water outlet temperature is lower than the preset temperature and is low temperature, the main control module controls the first reversing valve to guide the aqueous solution in the water source into the low-temperature water path, the aqueous solution directly enters the heating water path through the low-temperature water path to be heated, the main control device controls the heating water path to heat the aqueous solution to the water outlet temperature and then discharges the aqueous solution, and the requirement of the user for the beverage with the water.
If be greater than or equal to and predetermine the temperature then for "high temperature", main control module then controls the leading-in high temperature water route of aqueous solution in the water source of first switching-over valve in with the beverage machine, aqueous solution carries out the heat transfer with the heat storage module on the high temperature water route in the high temperature water route, the heat storage module preheats aqueous solution, the aqueous solution after preheating is given the heating water route and is heated, aqueous solution after preheating can be heated to leaving water temperature more fast, it increases to go out the water flow, the efficiency of making a brew beverage has been promoted.
In addition, in the step of controlling the heating waterway to heat the aqueous solution delivered from the low-temperature waterway or the high-temperature waterway to the temperature currently selected by the user and then discharge the aqueous solution, when the heating waterway heats the aqueous solution delivered from the low-temperature waterway to the temperature currently selected by the user and then discharges the aqueous solution, the method specifically includes the following steps:
controlling the heating waterway to heat the aqueous solution conveyed from the low-temperature waterway;
detecting the temperature of the water solution heated by the heating waterway, and judging whether the temperature of the water solution is less than the outlet water temperature selected by a user;
if the temperature of the heated aqueous solution is judged to be not less than the water outlet temperature selected by the user, the heating waterway is switched to be communicated with the water outlet, and the aqueous solution is discharged from the water outlet;
if the temperature of the heated aqueous solution is judged to be lower than the outlet water temperature selected by the user, controlling the heating water path to continuously heat the aqueous solution;
skipping to the step: and detecting the temperature of the aqueous solution heated by the heating waterway, and judging whether the temperature of the aqueous solution is less than the outlet water temperature selected by the user.
And switching the heating waterway to be communicated with the water outlet, and discharging the aqueous solution from the water outlet.
In addition, after the step of judging that the temperature of the heated aqueous solution is lower than the outlet water temperature selected by the user, the step of controlling the heating waterway to continue heating the aqueous solution specifically comprises the following steps:
and switching the heating waterway to be communicated with a water return waterway, conveying the aqueous solution to the low-temperature waterway through the water return waterway, and conveying the aqueous solution to the heating waterway again through the low-temperature waterway for heating.
In addition, before the step of obtaining the user-selected temperature, the method further comprises the following steps:
and heating the prefabricated heat storage module to a preset preheating temperature.
In addition, whether the beverage machine is in a standby state is judged;
if the beverage machine is judged to be in the standby state, acquiring the temperature of the heat storage module, and judging whether the temperature of the heat storage module is lower than the preheating temperature or not;
if the temperature of the heat storage module is judged to be lower than the preheating temperature, heating the heat storage module;
skipping to the step: acquiring the temperature of the heat storage module, and judging whether the temperature of the heat storage module is lower than the preheating temperature or not;
and if the temperature of the heat storage module is not lower than the preheating temperature, stopping heating the heat storage module.
In addition, after the step of judging that the temperature of the heat storage module is less than the preheating temperature, the method specifically comprises the following steps:
and opening the heating device and communicating the heating water path with the water return path, communicating the water return path with the high-temperature water path, and transmitting the water solution heated by the heating water path to the high-temperature water path by the water return path to heat the heat storage module.
After the step of judging that the temperature of the heat storage module is not less than the preheating temperature, stopping heating the heat storage module, specifically comprising the following steps of:
and closing the heating device and disconnecting the conduction between the heating water path and the water return water path.
In addition, the heat storage module at least includes: the heat exchange assembly and the part of the heat exchange assembly are arranged in the heat exchange tube in the heat exchange assembly, the high-temperature water channel is communicated with the water inlet end and the water outlet end of the heat exchange tube respectively, the heat exchange assembly is used for exchanging heat with the aqueous solution in the heat exchange tube and preheating the aqueous solution, and the heat exchange tube is used for conveying the preheated aqueous solution to the high-temperature water channel.
In addition, the high-temperature water path is provided with an electromagnetic valve which is electrically connected with the main control module between the first reversing valve and the heat exchange assembly.
In addition, the first and second substrates are,
the beverage machine further comprises: the second reversing valve is arranged on the water outlet side of the heating waterway and is electrically connected with the main control module, and the water return waterway is communicated with the second reversing valve;
the main control module is used for judging whether the temperature of the heated aqueous solution is lower than the selected temperature in real time, and controlling the second reversing valve to conduct the heating waterway and the water outlet when the temperature of the heated aqueous solution is not lower than the selected temperature;
the main control module is further used for controlling the second reversing valve to conduct the heating water path and the water return water path after judging that the temperature of the heated aqueous solution is less than the temperature selected by the user, one end of the water outlet water path is conducted with the second reversing valve, the other end of the water outlet water path is conducted with the water inlet side of the heating water path, and the water return water path is used for conveying the aqueous solution into the heating water path again for heating;
or the main control module is used for closing the second reversing valve and controlling the heating waterway to continue heating the aqueous solution until the temperature of the aqueous solution is not less than the selected temperature after judging that the temperature of the heated aqueous solution is less than the selected temperature of the user.
In addition, the water return waterway is connected with the high-temperature waterway, and the water return waterway is also used for inputting the heated aqueous solution into the high-temperature waterway to exchange heat with the heat exchange assembly so as to heat the heat exchange assembly.
In addition, the heat storage module further includes: the second temperature detection piece is arranged on the heat exchange assembly, is electrically connected with the main control module and is used for detecting the temperature of the heat exchange assembly and transmitting temperature information to the main control module in real time; the main control module is used for judging whether the temperature of the heat exchange assembly is lower than a preset preheating temperature or not in real time after judging that the beverage machine is in a standby mode;
the main control module is used for controlling the second reversing valve to conduct the heating water path and the water return water path and controlling the heating device to work after judging that the temperature of the heat exchange assembly is lower than a preset preheating temperature, the water return water path is used for conveying water heated by the heating device in the heating water path to a high-temperature water path and exchanging heat for the heat exchange assembly, and the high-temperature water path is used for conveying a water solution subjected to heat exchange with the heat exchange assembly to the heating water path;
and the main control module is used for controlling the heating device to stop working and closing the second reversing valve after judging that the temperature of the heat exchange assembly is not less than the preset temperature.
In addition, the beverage machine further comprises: and the pressure relief valve is arranged on the water return waterway and is used for releasing the pressure in the water return waterway when the pressure in the water return waterway is greater than a preset value.
In addition, the preset temperature is 80 ℃.
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 beverage maker in a first embodiment;
fig. 2 is a schematic structural view of a beverage maker in a second embodiment;
FIG. 3 is a flow chart of a water outlet method of a beverage machine of a third embodiment;
FIG. 4 is a flow chart of a water outlet method of a beverage machine of a fourth embodiment;
fig. 5 is a flowchart of a water discharging method of the fifth embodiment beverage machine.
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 beverage maker, as shown in fig. 1, for outputting a flow of water in accordance with a user-selected temperature to brew a beverage for consumption by a user.
The beverage machine in this embodiment includes: the water dispenser comprises a main control module, a water source 1, a water pump 3, a heat storage module 2, a first reversing valve 11, a high-temperature water path 4 and a low-temperature water path 5, and a heating water path 6, wherein the first reversing valve 11 is connected with the water source 1 and is electrically connected with the main control module; preferably, the setting component in this embodiment is a touch panel disposed on the beverage dispenser, the touch panel has a plurality of touch keys, each touch key corresponds to a different outlet water temperature, and the user can select the outlet water temperature according to his/her preference.
After the user triggers the touch key, the main control module receives the corresponding outlet water temperature information, compares the outlet water temperature information with a preset temperature, and determines that the outlet water temperature belongs to a low temperature or a high temperature, in this embodiment, the preset temperature is 80 ℃, of course, the preset temperature may be other temperatures, and in this embodiment, only 80 ℃ is taken as an example, and no specific limitation is made. When the water storage temperature selected by the user is higher than 80 ℃, the water solution in the water source 1 is heated to the temperature higher than 80 ℃ by more heat, the consumed time is longer, and the water storage efficiency is influenced.
The main control module judges whether the temperature is lower than a preset temperature or not after receiving the water outlet temperature information, when the selected water outlet temperature is lower than the preset temperature, the selected water outlet temperature is low, the main control module controls the first reversing valve 11 to conduct the water source 1 and the low-temperature water path 5 and controls the water pump 3 to work, the water pump 3 drives the water solution of the water source 1 to enter the low-temperature water path 5, the low-temperature water path 5 is conducted with the heating water path 6 and further flows into the heating water path 6, wherein the heating water path 6 is provided with a heater 61, and the water solution flowing through the heating water path 6 is heated when passing through the heater 61.
Meanwhile, in order to output the aqueous solution in conformity with the selected outlet water temperature, the beverage maker further includes: the water heater comprises a first temperature detection module arranged on the heating water path 6, a second reversing valve 71 connected with the heating water path 6, and a water return water path 7 communicated with the second reversing valve 71. The first temperature detection module is disposed on the water outlet side of the heater 61 and configured to detect the temperature of the aqueous solution heated by the heater 61, and the first temperature detection module is electrically connected to the main control module and configured to transmit the detected temperature information of the heated aqueous solution to the main control module. The second reversing valve 71 is arranged between the first temperature detection module and the water return waterway 7, the main control module compares the temperature of the heated aqueous solution with the water outlet temperature selected by the user after receiving the temperature information detected by the first temperature detection module, judges whether the temperature of the aqueous solution reaches the water outlet temperature, and controls the second reversing valve 71 to conduct the heating waterway 6 with the water outlet 8 of the beverage machine and discharge the aqueous solution if the temperature of the aqueous solution is judged to be not less than the water outlet temperature set by the user, so that the aqueous solution reaches the water outlet temperature selected by the user.
If the main control module determines that the temperature of the heated aqueous solution is lower than the temperature of the outlet water, that is, the temperature of the aqueous solution does not reach the temperature requirement selected by the user, the main control module controls the second reversing valve 71 to close, so that the aqueous solution is continuously heated in the heating water path 6 until the temperature of the heated aqueous solution reaches the temperature of the outlet water selected by the user.
Or after the main control module determines that the temperature of the heated aqueous solution is lower than the water outlet temperature, the second reversing valve 71 is controlled to conduct the heating water path 6 and the water return water path 7, so that the aqueous solution heated by the heater 61 flows into the water return water path 7, one end of the water return water path 7 is connected with the second reversing valve 71, and the other end of the water return water path is communicated with the water inlet side of the heating water path 6. The heated aqueous solution is re-input into the heating water path 6 from the water inlet side of the heating water path 6 through the water return water path 7, and the aqueous solution is re-heated by the heater 61, so that the temperature of the aqueous solution is raised. After the aqueous solution is reheated, the first temperature detection module detects the temperature of the heated aqueous solution again and transmits the temperature to the main control module, the main control module judges whether the temperature of the heated aqueous solution is less than the water outlet temperature, if the temperature of the aqueous solution is not less than the water outlet temperature set by a user, the second reversing valve 71 is controlled to conduct the heating water path 6 with the water outlet 8 of the beverage machine, the aqueous solution is discharged, and the aqueous solution reaches the water outlet temperature selected by the user at the moment. If the temperature of the heated aqueous solution is still lower than the outlet water temperature set by the user, the second reversing valve 71 is continuously controlled to conduct the heating water path 6 and the return water path 7, and the aqueous solution is returned to the heating water path 6 for heating until the temperature of the heated aqueous solution reaches the outlet water temperature selected by the user.
When the outlet water temperature selected by the user is high, the main control module judges that the selected outlet water temperature is greater than or equal to the preset temperature, namely the selected outlet water temperature is high temperature, the main control module controls the first reversing valve 11 to conduct the water source 1 and the high-temperature water path 4, water in the water source 1 enters the high-temperature water path 4 under the driving of the water pump 3, and the heat storage module 2 is arranged on the high-temperature water path 4 and used for preheating the water solution in the high-temperature water path 4. Wherein, heat-retaining module 2 includes: the heat exchange assembly and part of the heat exchange tube are arranged in the heat exchange assembly, the heat exchange tube is provided with a water inlet end and a water outlet end, the high-temperature water path 4 is respectively connected with the water inlet end and the water outlet end of the heat exchange tube, water solution can enter the heat exchange tube through the high-temperature water path 4 to exchange heat with the heat exchange assembly, the heat exchange assembly is preheated to a preheating temperature, and the heat exchange assembly is used for exchanging heat with the water solution in the heat exchange tube to preheat the. It is worth noting that in order to facilitate the water solution to be heated to the water outlet temperature selected by the user as soon as possible in the heating water path 6, the heat exchange assembly preheats the water solution to a higher temperature, the water solution can be heated to 70 ℃ or 80 ℃, the water solution enters the high-temperature water path 4 again after being preheated, the high-temperature water path 4 transmits the preheated water solution to the heating water path 6, the preheated water solution is transmitted to the heater 61 to be heated, the temperature of the preheated water solution is higher, the water solution can be rapidly heated to the temperature designated by the user, rapid heating of the high-temperature water solution is achieved, the reduction of the heating time greatly improves the flow rate of the high-temperature water solution reaching the water outlet temperature selected by the user, large-capacity water outlet of the high-temperature water solution is achieved, the water outlet efficiency and the beverage.
Wherein, be equipped with solenoid valve 41 on high temperature water route 4 between first switching-over valve 11 and heat-retaining module 2, solenoid valve 41 with main control module electric connection, by the main control module control switching, can switch on high temperature water route 4 when solenoid valve 41 opens, guarantee that the water in high temperature water route 4 can flow to heat-retaining module 2. When the electromagnetic valve 41 is closed, the high-temperature water path 4 is cut off to prevent the water solution in the heat exchange tube from flowing back.
Wherein, above-mentioned heat exchange assemblies includes: the heat storage device comprises a heat storage box, a heat storage material laid in the heat storage box, a heating component arranged in the heat storage box and a second temperature detection module, wherein the heat storage material is made of a material capable of absorbing or releasing heat energy of a large material. The heat storage material covers the inner wall of the heat storage box, part of the heat exchange tube is arranged in the heat storage box, the outlet end and the inlet end of the heat exchange tube are arranged outside the heat storage box, the heating part is arranged in the heat storage box and is not close to the heat storage material, and the heating part is electrically connected with the main control module and used for heating the heat storage material in the heat storage box under the control of the main control module. The second temperature detection module is arranged on the heat storage material, electrically connected with the main control module, and used for detecting the temperature of the heat storage material and transmitting the temperature information of the heat storage material to the main control module in real time.
The beverage machine is under standby mode, and host system can heat the heat-retaining material to preheating temperature, and host system judges at first whether the beverage machine is in standby mode, and whether the user has the beverage of a certain temperature of selection, after judging that the beverage machine is in standby state, host system compares the temperature of the heat-retaining material that receives from second temperature sensor department with the preheating temperature that prestores, judges whether the temperature of heat-retaining material reaches preheating temperature. And when the main control module judges that the temperature of the heat storage material is less than the preheating temperature, the heating part is controlled to heat the heat storage material, the temperature detected by the second temperature detection module is received in real time, and the heating module is controlled to stop heating after the temperature of the heat storage material is judged to be not less than the preheating temperature. Therefore, the closed-loop control circuit formed by the main control module, the second detection module and the heating part can stably heat the heat storage material to the preheating temperature, and the preheating efficiency of the aqueous solution in the high-temperature water path 4 is ensured.
From the above, in the beverage dispenser in this embodiment, it can be determined by the main control module that the outlet water temperature is "high temperature" or "low temperature", and then different modes are selected, the selected "high temperature" aqueous solution is preheated by the high temperature water path 4 and then enters the heating water path 6 to be heated, and the preheated aqueous solution can be heated to the selected outlet water temperature by the heating water path 6 more quickly, so that the outlet water flow is increased, and the problems of slow outlet and small flow of high temperature water are solved; the selected low-temperature water solution directly enters the instant heating water path through the low-temperature water path 5 to be heated, temperature measurement is carried out again, if the temperature does not reach the selected outlet water temperature, the water solution returns to the heating water path 6 again through the water return water path 7 to be heated, the water solution can obtain various temperatures through multiple heating, and different requirements of users are met.
A second embodiment of the invention relates to a beverage maker. The second embodiment is substantially the same as the first embodiment, and mainly differs therefrom in that: in the first embodiment, the heat storage material in the heat storage tank is heated by the heating member. In the second embodiment of the present invention, as shown in fig. 2, the return water path 7 is provided with: and a third reversing valve 72 electrically connected with the main control module. The main control module is used for controlling the third reversing valve 72, communicating the water return waterway 7 with the heating waterway 6 or communicating the water return waterway 7 with the high-temperature waterway 4, and when the water return waterway 7 is communicated with the high-temperature waterway 4, water in the water return waterway 7 can enter the heat exchange tube through the high-temperature waterway 4, and heat is transferred to the heat storage material through heat exchange with the heat storage material.
The main control module firstly judges whether the beverage machine is in a standby mode, receives the temperature of the heat storage material detected by the second temperature detection module after judging that the beverage machine is in the standby mode, and judges whether the temperature of the heat storage material reaches a preheating temperature. When the main control module determines that the temperature of the heat storage material is lower than the preheating temperature, the heater 61 and the water pump 3 are controlled to work, the second reversing valve 71 is controlled to conduct the heating water path 6 and the water return water path 7, so that the water solution heated by the heater 61 in the heating water path 6 enters the water return water path 7, the third reversing valve 72 is controlled to conduct the water return water path 7 and the high-temperature water path 4, the connection point of the water return water path 7 and the high-temperature water path 4 is located between the first reversing valve 11 and the heat storage tank, the water solution in the water return water path 7 is heated by the heater 61, has certain heat, and enters the heat exchange tube in the high-. The heat storage material in the heat storage box exchanges heat with the water solution in the heat exchange tube, and the heat of the water solution in the heat exchange tube can be absorbed due to the lower temperature of the heat storage material, so that the water solution in the water return waterway 7 exchanges heat with the heat exchange material to heat the heat storage material.
The second temperature detection module detects the temperature of the heat storage material in real time and transmits the temperature to the main control module, and after the heat storage material is heated by the water solution from the water return waterway 7, the heated water solution can enter the heating waterway 6 through the high-temperature waterway 4. The main control module judges whether the temperature of the heat storage material reaches the preheating temperature. When it is determined that the temperature of the heat storage material is not less than the preheating temperature, the water pump 3, the heater 61, and the second direction changing valve 71 are turned off. When the temperature of the heat storage material is judged to be still lower than the preheating temperature, the water solution still enters the heating water path 6 for heating, and enters the high-temperature water path 4 again through the water return water path 7 for heating the heat storage material in the heat storage tank until the temperature of the heat storage material is not lower than the preheating temperature.
It should be noted that, due to the arrangement of the third directional valve 72, when the beverage dispenser is in operation and a user selects "low temperature" water, the main control module controls the first directional valve 11 to communicate the water source 1 with the low temperature water path 5, controls the second directional valve 71 to communicate the water outlet side of the heating water path 6 with the water return water path 7, and controls the third directional valve to communicate the water return water path 7 with the water inlet side of the heating water path 6. And the circulation of the water solution between the water return waterway 7 and the heating waterway 6 is realized. Meanwhile, the heated aqueous solution has a high temperature, when the heating temperature of the heater 61 is too high, the aqueous solution in the return water channel 7 easily generates a large amount of steam, in order to ensure the safety of the return water channel 7, the return water channel 7 is provided with a pressure release valve 9, and the pressure release valve 9 is used for opening when the pressure in the return water channel 7 exceeds a certain value, releasing the pressure in the return water channel 7 and ensuring the safety of the return water channel 7.
A third embodiment of the present invention relates to a water outlet method of a beverage machine, which can be used for the beverage machine as in the first embodiment or the second embodiment, as shown in fig. 1 and 3, and comprises the following steps:
1100. acquiring the outlet water temperature currently selected by a user; a user selects the water outlet temperature through the touch panel, the touch panel is in communication connection with the main control module, and the main control module can obtain the water outlet temperature selected by the user.
1200. Judging whether the outlet water temperature currently selected by a user is lower than a preset temperature or not; and comparing the water storage temperature selected by the user with a pre-stored preset temperature, and judging according to the comparison result. In this embodiment, the preset temperature is 80 ℃, and certainly, the preset temperature may be other temperatures, and in this embodiment, only 80 ℃ is taken as an example, and is not particularly limited.
1300. If the outlet water temperature selected by the user at present is judged to be lower than the preset temperature, switching the water source 1 of the beverage machine to a low-temperature water path 5 connected with a heating water path 6 of the beverage machine for conduction, and conveying the water solution to the heating water path 6 through the low-temperature water path 5; when the temperature of the water that the user selected is less than preset temperature, can directly heat the water in the water source 1 in the leading-in heating water route 6 of low temperature water route 5, promote heating efficiency. Specifically, the main control module controls the first reversing valve 11 to conduct the water source 1 and the low-temperature water path 5 and controls the water pump 3 to work, the water pump 3 drives the water solution of the water source 1 to enter the low-temperature water path 5, and the low-temperature water path 5 is conducted with the heating water path 6 and then flows into the heating water path 6.
1400. If the outlet water temperature selected by the user at present is not lower than the preset temperature, switching the water source 1 of the beverage machine to a high-temperature water path 4 which is connected with a heating water path 6 of the beverage machine and is provided with a heat storage module 2, and conducting, and conveying the water solution to the heating water path 6 by the high-temperature water path 4; when the water storage temperature selected by the user is higher than 80 ℃, the water solution in the water source 1 is heated to the temperature higher than 80 ℃ by more heat, the consumed time is longer, and the water storage efficiency is influenced. The main control module controls the first reversing valve 11 to conduct the water source 1 and the high-temperature water path 4, water in the water source 1 enters the high-temperature water path 4 under the driving of the water pump 3, and the heat storage module 2 is arranged on the high-temperature water path 4 and used for preheating water solution in the high-temperature water path 4. The high-temperature water path 4 transmits the preheated water solution to the heating water path 6, the preheated water solution is transmitted to the heater 61 to be heated, the temperature of the preheated water solution is high, the water solution can be rapidly heated to the temperature specified by a user, rapid heating of the high-temperature water solution is realized, the reduction of the heating time greatly improves the flow rate of the high-temperature water solution reaching the water outlet temperature selected by the user, the high-capacity water outlet of the high-temperature water solution is realized, the water outlet efficiency and the beverage brewing efficiency are improved, and the user time is saved.
1500. The heating water path 6 is controlled to heat the water solution delivered from the low temperature water path 5 or the high temperature water path 4 to the temperature currently selected by the user and then discharge the water solution. The heating water path 6 is provided with a heater 61, and can heat the aqueous solution from the low-temperature water path 5 or the high-temperature water path 4.
In step 1500, when the heating water path 6 heats the aqueous solution delivered from the low temperature water path 5 to the temperature currently selected by the user and then discharges the aqueous solution, the method specifically includes the following steps:
1510. controlling the heating water path 6 to heat the aqueous solution conveyed from the low-temperature water path 5; the main control module controls the heater 61 on the heating water path 6 to work, and heats the water solution passing through the heater 61.
1511. Detecting the temperature of the water solution heated by the heating water path 6, and judging whether the temperature of the water solution is less than the outlet water temperature selected by the user; the beverage machine has: the first temperature detection module is arranged on the water outlet side of the heater 61 and used for detecting the temperature of the aqueous solution heated by the heater 61, and the first temperature detection module is electrically connected with the main control module and used for transmitting the detected temperature information of the heated aqueous solution to the main control module so as to detect the temperature of the aqueous solution heated by the heating water channel 6; and judging whether the temperature of the aqueous solution is lower than the outlet water temperature selected by the user or not by comparing the temperature of the aqueous solution with the outlet water temperature selected by the user.
1512. If the temperature of the heated aqueous solution is judged to be not less than the water outlet temperature selected by the user, the heating water path 6 is switched to be communicated with the water outlet 8, and the aqueous solution is discharged from the water outlet 8; after the heated aqueous solution temperature is judged to be not less than the water outlet temperature selected by the user, namely the aqueous solution temperature is in order to meet the requirements of customers, the water can be output.
1513. If the temperature of the heated aqueous solution is judged to be lower than the water outlet temperature selected by the user, the heating water path 6 is switched to be communicated with the water return water path 7, the aqueous solution is conveyed to the low-temperature water path 5 through the water return water path 7, and the aqueous solution is conveyed to the heating water path 6 again through the low-temperature water path 5 for heating; the second reversing valve 71 is arranged between the first temperature detection module and the water return waterway 7, if the main control module determines that the temperature of the heated aqueous solution is lower than the outlet water temperature, that is, the temperature of the aqueous solution does not reach the temperature requirement selected by the user, the main control module controls the second reversing valve 71 to conduct the heating waterway 6 and the water return waterway 7, so that the aqueous solution heated by the heater 61 flows into the water return waterway 7, one end of the water return waterway 7 is connected with the second reversing valve 71, and the other end of the water return waterway 7 is communicated with the water inlet side of the heating waterway 6. The heated aqueous solution is re-input into the heating water path 6 from the water inlet side of the heating water path 6 through the water return water path 7, and the aqueous solution is re-heated by the heater 61, so that the temperature of the aqueous solution is raised.
Jump to step 1511; and judging the temperature of the aqueous solution again, if the temperature of the heated aqueous solution is still less than the water outlet temperature set by the user, re-conveying the aqueous solution to the heating water path 6 for heating until the temperature of the heated aqueous solution reaches the water storage temperature selected by the user.
In step 1500, when the heating water path 6 heats the aqueous solution delivered from the high-temperature water path 4 to the temperature currently selected by the user and then discharges the aqueous solution, the method specifically includes the following steps:
1520. controlling the heating water path 6 to heat the aqueous solution conveyed from the high-temperature water path 4;
skipping to the step: 1512.
before step 1100, the following steps are also included:
1010. the prefabricated heat storage modules 2 are heated to a predetermined preheating temperature.
Step 1010 specifically includes:
1011. judging whether the beverage machine is in a standby state or not; i.e. when the user has not selected a beverage at a certain temperature, the beverage maker is not operating.
1012. If the beverage machine is judged to be in the standby state, the temperature of the heat storage module 2 is obtained, and whether the temperature of the heat storage module 2 is lower than the preheating temperature is judged; the heat storage module 2 is internally provided with a second temperature detection module, the second temperature detection module is electrically connected with the main control module, the second temperature detection module detects the temperature of the heat storage module 2 in real time and transmits the temperature information to the main control module, the main control module compares the received temperature of the heat storage module 2 with the pre-stored pre-heating temperature, and whether the temperature of the heat storage module 2 is less than the pre-heating temperature is judged according to the comparison result.
1013. If the temperature of the heat storage module 2 is judged to be lower than the preheating temperature, the heat storage module 2 is heated; when the temperature of the heat storage module 2 does not reach the preheating temperature, the heating component in the heat storage module 2 is controlled to heat the heat storage module 2.
Jump to step 1012: acquiring the temperature of the heat storage module 2, and judging whether the temperature of the heat storage module 2 is lower than the preheating temperature or not; and detecting the heat in the heat storage module 2 in real time until the heat is heated to the preheating temperature.
1014. If the temperature of the heat storage module 2 is not lower than the preheating temperature, the heat storage module 2 is stopped to be heated. The heat storage module 2 has reached the preheating temperature and stops heating.
A fourth embodiment of the present invention relates to a beverage heating method of a beverage maker, which can be used in the beverage maker of the second embodiment, the general method being the same as in the third embodiment, as shown in fig. 2 and 4, the main difference being that,
and 1023, if the temperature of the heat storage module 2 is judged to be lower than the preheating temperature, starting the heating device, conducting the heating water path 6 with the water return water path 7, conducting the water return water path 7 with the high-temperature water path 4, and transmitting the water solution heated by the heating water path 6 to the high-temperature water path 4 by the water return water path 7 to heat the heat storage module 2. When the main control module determines that the temperature of the heat storage material is lower than the preheating temperature, the heater 61 and the water pump 3 are controlled to work, the second reversing valve 71 is controlled to conduct the heating water path 6 and the water return water path 7, so that the water solution heated by the heater 61 in the heating water path 6 enters the water return water path 7, the third reversing valve 72 is controlled to conduct the water return water path 7 and the high-temperature water path 4, the connection point of the water return water path 7 and the high-temperature water path 4 is located between the first reversing valve 11 and the heat storage tank, the water solution in the water return water path 7 is heated by the heater 61, has certain heat, and enters the heat exchange tube in the high-. The heat storage material in the heat storage box exchanges heat with the water solution in the heat exchange tube, and the heat of the water solution in the heat exchange tube can be absorbed due to the lower temperature of the heat storage material, so that the water solution in the water return waterway 7 exchanges heat with the heat exchange material to heat the heat storage material.
and step 1024, after the temperature of the heat storage module 2 is judged to be not lower than the preheating temperature, closing the heating device and disconnecting the conduction between the heating water path 6 and the water return water path 7. The conduction between the heating water path 6 and the water return water path 7 is cut off, so that the heat storage material can be heated physically.
A fifth embodiment of the present invention relates to a water outlet method of a beverage machine, which can be used for the beverage machine in the first embodiment or the second embodiment, and is substantially the same as the third embodiment, and the main difference is that in the third embodiment, after step 1511, if it is determined that the temperature of the heated aqueous solution is lower than the outlet water temperature selected by the user, step 1513 is executed, the heating water path 6 is switched to be communicated with the water return path 7, the aqueous solution is delivered to the low temperature water path 5 by the water return path 7, the aqueous solution is re-delivered to the heating water path 6 through the low temperature water path 5 for heating,
in the present embodiment, as shown in fig. 5, after step 1511, if it is determined that the temperature of the heated aqueous solution is lower than the outlet water temperature selected by the user, step 1514 is executed:
controlling the heating water circuit 6 to continue heating the aqueous solution. When the temperature of the aqueous solution does not reach the selected temperature, the main control module controls the second reversing valve 71 to close, so that the aqueous solution can stay in the heating water path 6 to continue heating to reach the designated temperature. After step 1514, the process proceeds to step 1511.
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.
Claims (15)
1. A water outlet method of a beverage machine is characterized by comprising the following steps:
acquiring the outlet water temperature currently selected by a user;
judging whether the outlet water temperature currently selected by a user is lower than a preset temperature or not;
if the outlet water temperature selected by the user at present is judged to be lower than the preset temperature, switching a water source of the beverage machine to a low-temperature water path connected with a heating water path of the beverage machine for conduction, and conveying a water solution to the heating water path by the low-temperature water path;
if the outlet water temperature selected by the user at present is not lower than the preset temperature, switching a water source of the beverage machine to a high-temperature water path which is connected with a heating water path of the beverage machine and is provided with a heat storage module for conduction, and conveying a water solution to the heating water path through the high-temperature water path;
and controlling the heating waterway to heat the aqueous solution conveyed from the low-temperature waterway or the high-temperature waterway to the temperature currently selected by the user and then discharging the aqueous solution.
2. The water outlet method of the beverage machine according to claim 1, wherein in the step of controlling the heating waterway to heat the water solution delivered from the low-temperature waterway or the high-temperature waterway to the temperature currently selected by the user and then to discharge the water solution delivered from the low-temperature waterway after the heating waterway heats the water solution delivered from the low-temperature waterway to the temperature currently selected by the user, the method specifically comprises the following steps:
controlling the heating waterway to heat the aqueous solution conveyed from the low-temperature waterway;
detecting the temperature of the water solution heated by the heating waterway, and judging whether the temperature of the water solution is less than the outlet water temperature selected by a user;
if the temperature of the heated aqueous solution is judged to be not less than the water outlet temperature selected by the user, the heating waterway is switched to be communicated with the water outlet, and the aqueous solution is discharged from the water outlet;
if the temperature of the heated aqueous solution is judged to be lower than the outlet water temperature selected by the user, controlling the heating water path to continuously heat the aqueous solution;
skipping to the step: and detecting the temperature of the aqueous solution heated by the heating waterway, and judging whether the temperature of the aqueous solution is less than the outlet water temperature selected by the user.
3. The water outlet method of the beverage machine according to claim 2, wherein after the step of determining that the heated water solution temperature is lower than the outlet water temperature selected by the user, the method of controlling the heating water circuit to continue heating the water solution comprises the following steps:
and switching the heating waterway to be communicated with a water return waterway, conveying the aqueous solution to the low-temperature waterway through the water return waterway, and conveying the aqueous solution to the heating waterway again through the low-temperature waterway for heating.
4. The water outlet method of the beverage machine according to claim 1, wherein in the step of controlling the heating waterway to heat the water solution delivered from the low temperature waterway or the high temperature waterway to the temperature currently selected by the user, when the heating waterway heats the water solution delivered from the high temperature waterway to the temperature currently selected by the user, the method specifically comprises the following steps:
controlling the heating waterway to heat the aqueous solution conveyed from the high-temperature waterway;
and switching the heating waterway to be communicated with the water outlet, and discharging the aqueous solution from the water outlet.
5. The water outlet method of a beverage machine according to claim 1, further comprising the steps of, before the step of obtaining the user selected temperature:
and heating the prefabricated heat storage module to a preset preheating temperature.
6. The water outlet method of the beverage machine according to claim 5, characterized in that the step of heating the prefabricated heat storage module to the preheating temperature comprises the following steps:
judging whether the beverage machine is in a standby state or not;
if the beverage machine is judged to be in the standby state, acquiring the temperature of the heat storage module, and judging whether the temperature of the heat storage module is lower than the preheating temperature or not;
if the temperature of the heat storage module is judged to be lower than the preheating temperature, heating the heat storage module;
skipping to the step: acquiring the temperature of the heat storage module, and judging whether the temperature of the heat storage module is lower than the preheating temperature or not;
and if the temperature of the heat storage module is not lower than the preheating temperature, stopping heating the heat storage module.
7. The water outlet method of the beverage dispenser according to claim 6, wherein after the step of determining that the temperature of the heat storage module is less than the preheating temperature, the step of heating the heat storage module specifically comprises the following steps:
the heating device is started, the heating water path is communicated with the water return path, the water return path is communicated with the high-temperature water path, and the water solution heated by the heating water path is transmitted to the high-temperature water path by the water return path to heat the heat storage module;
after the step of judging that the temperature of the heat storage module is not less than the preheating temperature, stopping heating the heat storage module, specifically comprising the following steps of:
and closing the heating device and disconnecting the conduction between the heating water path and the water return water path.
8. A beverage machine, comprising:
the heat storage device comprises a main control module, a water source, a heat storage module, a first reversing valve, a high-temperature water path, a low-temperature water path and a heating water path, wherein the first reversing valve is connected with the water source and is electrically connected with the main control module;
the main control module is used for receiving the outlet water temperature currently selected by a user, and controlling the first reversing valve to conduct the water source and the low-temperature waterway after judging that the outlet water temperature is lower than a preset temperature, wherein the low-temperature waterway is used for conveying the aqueous solution from the water source to the heating waterway;
the main control module is used for controlling the first reversing valve to conduct the water source and the high-temperature waterway after judging that the outlet water temperature is not less than a preset temperature, the high-temperature waterway is used for conveying the aqueous solution from the water source to the heating waterway, and the heat storage module is used for preheating the aqueous solution flowing through the high-temperature waterway;
the beverage machine further comprises: the main control module is used for controlling the heating water path to heat the water solution conveyed by the low-temperature water path or the high-temperature water path to the selected temperature and then discharge the water solution.
9. Beverage machine according to claim 8, wherein the heat storage module comprises at least: the heat exchange assembly and the part of the heat exchange assembly are arranged in the heat exchange tube in the heat exchange assembly, the high-temperature water channel is communicated with the water inlet end and the water outlet end of the heat exchange tube respectively, the heat exchange assembly is used for exchanging heat with the aqueous solution in the heat exchange tube and preheating the aqueous solution, and the heat exchange tube is used for conveying the preheated aqueous solution to the high-temperature water channel.
10. The beverage machine according to claim 9, wherein an electromagnetic valve electrically connected with the main control module is arranged between the first reversing valve and the heat exchange assembly in the high-temperature water path.
11. The beverage machine according to claim 9, further comprising: the second reversing valve is arranged on the water outlet side of the heating waterway and is electrically connected with the main control module, and the water return waterway is communicated with the second reversing valve;
the main control module is used for judging whether the temperature of the heated aqueous solution is lower than the selected temperature in real time, and controlling the second reversing valve to conduct the heating waterway and the water outlet when the temperature of the heated aqueous solution is not lower than the selected temperature;
the main control module is further used for controlling the second reversing valve to conduct the heating water path and the water return water path after judging that the temperature of the heated aqueous solution is less than the temperature selected by the user, one end of the water outlet water path is conducted with the second reversing valve, the other end of the water outlet water path is conducted with the water inlet side of the heating water path, and the water return water path is used for conveying the aqueous solution into the heating water path again for heating;
or the main control module is used for closing the second reversing valve and controlling the heating waterway to continue heating the aqueous solution until the temperature of the aqueous solution is not less than the selected temperature after judging that the temperature of the heated aqueous solution is less than the selected temperature of the user.
12. The beverage machine according to claim 11, wherein the water return waterway is connected to the high temperature waterway, and the water return waterway is further configured to input the heated aqueous solution into the high temperature waterway to exchange heat with the heat exchange assembly, so as to heat the heat exchange assembly.
13. The beverage machine of claim 12, wherein the heat storage module further comprises: the second temperature detection piece is arranged on the heat exchange assembly, is electrically connected with the main control module and is used for detecting the temperature of the heat exchange assembly and transmitting temperature information to the main control module in real time; the main control module is used for judging whether the temperature of the heat exchange assembly is lower than a preset preheating temperature or not in real time after judging that the beverage machine is in a standby mode;
the main control module is used for controlling the second reversing valve to conduct the heating water path and the water return water path and controlling the heating device to work after judging that the temperature of the heat exchange assembly is lower than a preset preheating temperature, the water return water path is used for conveying water heated by the heating device in the heating water path to a high-temperature water path and exchanging heat for the heat exchange assembly, and the high-temperature water path is used for conveying a water solution subjected to heat exchange with the heat exchange assembly to the heating water path;
and the main control module is used for controlling the heating device to stop working and closing the second reversing valve after judging that the temperature of the heat exchange assembly is not less than the preset temperature.
14. The beverage machine according to claim 13, further comprising: and the pressure relief valve is arranged on the water return waterway and is used for releasing the pressure in the water return waterway when the pressure in the water return waterway is greater than a preset value.
15. Beverage machine according to claim 8, characterized in that the preset temperature is 80 ℃.
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