WO2023020610A1 - Water outlet control device of coffee machine - Google Patents

Water outlet control device of coffee machine Download PDF

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Publication number
WO2023020610A1
WO2023020610A1 PCT/CN2022/113563 CN2022113563W WO2023020610A1 WO 2023020610 A1 WO2023020610 A1 WO 2023020610A1 CN 2022113563 W CN2022113563 W CN 2022113563W WO 2023020610 A1 WO2023020610 A1 WO 2023020610A1
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WO
WIPO (PCT)
Prior art keywords
water
heating
water inlet
water outlet
liner
Prior art date
Application number
PCT/CN2022/113563
Other languages
French (fr)
Chinese (zh)
Inventor
谢建萍
Original Assignee
广东顺德科锐玛电器有限公司
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Filing date
Publication date
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Publication of WO2023020610A1 publication Critical patent/WO2023020610A1/en

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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
    • A47J31/462—Dispensing spouts, pumps, drain valves or like liquid transporting devices with an intermediate liquid storage tank
    • A47J31/465—Dispensing spouts, pumps, drain valves or like liquid transporting devices with an intermediate liquid storage tank for the heated water
    • 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
    • A47J31/441—Warming devices or supports for beverage containers
    • 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
    • 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
    • A47J31/468—Pumping means
    • 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
    • A47J31/469—Details of hydraulic circuits
    • 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
    • A47J31/52—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus
    • A47J31/525—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters
    • A47J31/5251—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters of pressure
    • 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
    • A47J31/52—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus
    • A47J31/525—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters
    • A47J31/5253—Alarm-clock-controlled mechanisms for coffee- or tea-making apparatus ; Timers for coffee- or tea-making apparatus; Electronic control devices for coffee- or tea-making apparatus the electronic control being based on monitoring of specific process parameters of temperature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking

Definitions

  • the invention relates to a water outlet control device of a coffee machine.
  • the existing common coffee machine outlet method basically only passes through the heat pipe once, the water outlet speed is slow, the waiting time is long, and the temperature is not stable enough.
  • the taste and taste of the coffee brewed by the coffee machine will be different, and the water pressure will be different, so that the taste and flavor of the coffee brewed from the same coffee powder will be different. difference.
  • the object of the present invention is to provide a water outlet control device of a coffee machine with fast heating and accurate temperature control.
  • a water outlet control device for a coffee machine comprising a water inlet pipeline, a first heating inner tank, at least one hot water circulation heating module and a circuit board, the first heating inner tank communicates with the water inlet pipeline, and the hot water circulation heating
  • the module includes a water storage tank, a second heating inner tank, a hot water return pipe and a drain pipe, and the second heating inner tank is provided with a water inlet, a water outlet, a circulating water inlet and a circulating water outlet;
  • the water storage tank is placed in the inner cavity of the first heating liner, the water inlet of the water storage tank is connected to the water inlet pipeline, the water outlet of the water storage tank is connected to the water inlet of the second heating liner, and the hot water flows back One port of the pipe is connected to the circulating water inlet, and the other port of the hot water return pipe is connected to the circulating water outlet.
  • the drain pipe is placed in the inner cavity of the second heating liner.
  • the water outlet, the first heating liner and the second heating liner are respectively electrically connected to the circuit board.
  • the water in the water inlet pipeline enters the first heating liner one way, and the water in the water inlet line enters the water storage tank in the other way, and the first heating liner heats the water in its inner cavity to form hot water and steam.
  • the hot water is heated through multiple cycles to achieve accurate temperature control of the water temperature, and the heating tube heats the hot water to shorten the heating time, so as to achieve energy saving and high efficiency. Effect.
  • the purpose of the present invention can also adopt the following technical measures to solve:
  • first solenoid valve one port of the first solenoid valve communicates with the water inlet pipeline, the other port of the first solenoid valve communicates with the first heating inner tank, and the first solenoid valve is electrically connected to the circuit board , the first solenoid valve controls the on-off of the water inlet of the first heating inner tank.
  • the hot water circulation heating module also includes a second solenoid valve, one port of the second solenoid valve is connected to the water inlet pipeline, and the other port of the second solenoid valve is connected to the water inlet of the water storage tank, and the second solenoid valve is connected to the water inlet of the water storage tank.
  • the solenoid valve is electrically connected to the circuit board, and the second solenoid valve controls the on-off of water inflow to the water storage tank.
  • the hot water circulation heating module also includes a flow meter, one port of the flow meter is connected to the water inlet pipeline, the other port of the flow meter is connected to a port of the second solenoid valve, and the other port of the second solenoid valve is It is connected with the water inlet of the water storage tank, the flow meter is electrically connected with the circuit board, and the flow meter controls the water intake of the water storage tank.
  • the flow meter is connected to the water inlet of the water storage tank, and the flow meter is used to control the water intake of the water storage tank.
  • the flow meter sends a signal to the circuit board, and the circuit board controls the second electromagnetic The valve closes the water inlet of the water storage tank to achieve precise water intake.
  • the hot water circulation heating module also includes a third solenoid valve, the third solenoid valve communicates with the hot water return pipe, the third solenoid valve is electrically connected with the circuit board, and the third solenoid valve controls the drain flow of the drain pipe. broken.
  • the hot water circulation heating module also includes a water receiving tray and a weighing sensor, the water receiving tray is located below the water outlet of the second heating liner, the weighing sensor is set on the water receiving tray, and the weighing sensor It is electrically connected with the circuit board, and the weighing sensor controls the opening and closing of the third electromagnetic valve.
  • the water receiving tray is provided with a weighing sensor.
  • the weighing sensor measures the gravity of the cup in the unwatered state and compares the gravity of the cup after receiving water, thereby judging Water volume, if the load cell measures the preset water output, the load cell will transmit the signal to the circuit board, and the circuit board will control the third solenoid valve to close, stop the water output, and achieve accurate water output.
  • the hot water circulation heating module further includes a thermocouple, the thermocouple is arranged in the second heating inner tank, the thermocouple is electrically connected to the circuit board, and the thermocouple monitors the temperature of the second heating inner tank.
  • the water pump communicates with the water inlet pipeline, and the pressure sensor is arranged on the first heating inner tank, on the pipeline between the water storage tank and the second heating inner tank , the water pump, the pressure sensor and the circuit board are electrically connected.
  • the water inlet pipeline is connected with a variable pressure water pump
  • the pressure sensor monitors the pressure value of the second water tank and the pressure value of the pipeline
  • the pressure sensor feeds back the pressure value of the second water tank to the circuit board
  • the circuit board adjusts the pressure of the variable pressure water pump, thereby adjusting the water outlet time, water outlet pressure, etc., to meet the coffee brewing needs of different users.
  • the first heating liner includes a first water tank and a first heating body, the first heating body is arranged in the inner cavity of the first water tank, the first heating body is electrically connected to the circuit board, and the
  • the second heating inner tank includes a second water tank and a second heating body, the second heating body is arranged in the second water tank inner tank, and the second heating body is electrically connected to the circuit board.
  • a coffee funnel is also included, and the coffee funnel is detachably arranged at the bottom of the second heating inner container and is located below the water outlet of the second heating inner container.
  • the water in the water inlet pipeline enters the first heating liner one way, and the water in the water inlet line enters the water storage tank in the other way, and the first heating liner heats the water in its inner cavity to form hot water and steam.
  • the hot water is heated through multiple cycles to achieve accurate temperature control of the water temperature, and the heating tube heats the hot water to shorten the heating time, so as to achieve energy saving and high efficiency. Effect.
  • the flow meter is connected to the water inlet of the water storage tank, and the flow meter is used to control the water intake of the water storage tank.
  • the flow meter sends a signal to the circuit board, and the circuit board controls The second solenoid valve closes the water inlet of the water storage tank to realize accurate water intake.
  • the water inlet pipeline is connected with a variable pressure water pump
  • the pressure sensor monitors the pressure value of the second water tank and the pressure value of the pipeline
  • the pressure sensor feeds back the pressure value of the second water tank to the circuit board
  • the circuit board adjusts the pressure of the variable pressure water pump, thereby adjusting the water outlet time, water outlet pressure, etc., to meet the coffee brewing needs of different users.
  • FIG. 1 is a schematic diagram of a water outlet control device of a coffee machine.
  • FIG. 2 is an enlarged view of part A of FIG. 1 .
  • FIG 3 is a schematic cross-sectional view of the connection between the second heating inner tank and the coffee funnel of the water outlet control device of the coffee machine.
  • Fig. 4 is a schematic diagram of the circuit principle of the water outlet control device of the coffee machine.
  • a coffee machine includes a casing (not shown in the figure), a touch screen 10, a water inlet pipeline 1, a first heating inner tank 2, a first solenoid valve 3, two A variable pressure water pump 4, a circuit board 5, two hot water circulation heating modules 6, a pressure sensor 8 and a coffee funnel 9, the touch screen 10 is arranged on the casing, the touch screen 10 is electrically connected to the circuit board, and the two
  • the variable pressure water pump 4 includes a first water pump 41 and a second water pump 42 .
  • the hot water circulation heating module 6 includes a water storage tank 61, a second heating liner 7, a hot water return pipe 62, a second solenoid valve 63, a flow meter 64, a third solenoid valve 65, a drain pipe 66, and a thermocouple 67 , water tray and load cell 68.
  • the first heating liner 2 includes a first water tank 21 and a first heating body 22, the first water tank 21 has a water inlet, the first heating body 22 is arranged in the inner cavity of the first water tank 21, and the first water tank 21 has a water inlet.
  • the water inlet of the first water pump 41 is connected with the water inlet pipeline 1, and the water outlet of the first water pump 41 is connected with a port of the first solenoid valve 3, and the other port of the first solenoid valve 3 is connected with the water inlet of the first water bladder 21, so
  • the first electromagnetic valve 3, the first heating element 22 and the circuit board 5 are electrically connected, and the first electromagnetic valve 3 controls the water inlet of the first water bladder 21 to be turned on and off.
  • the first hot water hydronic heating module 6 is the first hot water hydronic heating module 6
  • the second heating inner tank 7 includes a second water tank 71 and a second heating body 72 , and the second water tank 71 has a water inlet, a water outlet, a circulating water inlet 73 and a circulating water outlet 74 .
  • the hot water return pipe 62 is connected to the circulating water inlet 73, and the other port of the hot water return pipe 62 is connected to the circulating water outlet 74.
  • the drain pipe 66 is placed in the inner cavity of the second water tank 71, and the drain pipe 66 One port is connected to the circulating water outlet 74, and the other port of the drain pipe 66 is connected to the water outlet of the second water tank 71.
  • the coffee funnel 9 is detachably arranged at the bottom of the second water tank 71 and located at the second water tank 71.
  • the third electromagnetic valve 65 communicates with the hot water return pipe 62, the second heating element 72 and the thermocouple 67 are arranged in the inner cavity of the second water tank 71, the second heating element 72, the thermoelectric The couple 67 and the third electromagnetic valve 65 are respectively electrically connected to the circuit board 5 , the thermocouple 67 monitors the temperature of the second water tank 71 , and the third electromagnetic valve 65 controls the drainage of the drain pipe 66 on and off.
  • the water storage tank 61 is placed in the inner cavity of the first heating liner 2, one port of the flow meter 64 is connected to the water outlet of the first water pump 41, and the other port of the flow meter 64 is connected to a port of the second solenoid valve 63 , the other port of the second solenoid valve 63 is connected to the water inlet of the water storage tank 61 , and the water outlet of the water storage tank 61 is connected to the water inlet of the second water tank 71 .
  • the water receiving tray is located below the water outlet of the second heating liner 7 , and a weighing sensor 68 is arranged on the water receiving tray, and the weighing sensor 68 is electrically connected to the circuit board 5 .
  • the second hot water circulation heating module 6 The second hot water circulation heating module 6:
  • the second heating inner tank 7 includes a second water tank 71 and a second heating body 72 , and the second water tank 71 has a water inlet, a water outlet, a circulating water inlet 73 and a circulating water outlet 74 .
  • the hot water return pipe 62 is connected to the circulating water inlet 73, and the other port of the hot water return pipe 62 is connected to the circulating water outlet 74.
  • the drain pipe 66 is placed in the inner cavity of the second water tank 71, and the drain pipe 66 One port is connected to the circulating water outlet 74, and the other port of the drain pipe 66 is connected to the water outlet of the second water tank 71.
  • the coffee funnel 9 is detachably arranged at the bottom of the second water tank 71 and located at the second water tank 71.
  • the third electromagnetic valve 65 communicates with the hot water return pipe 62, the second heating element 72 and the thermocouple 67 are arranged in the inner cavity of the second water tank 71, the second heating element 72, the thermoelectric The couple 67 and the third electromagnetic valve 65 are respectively electrically connected to the circuit board 5 , the thermocouple 67 monitors the temperature of the second water tank 71 , and the third electromagnetic valve 65 controls the drainage of the drain pipe 66 on and off.
  • the water storage tank 61 is placed in the inner cavity of the first heating liner 2, the water inlet of the second water pump 42 is connected to another water inlet pipeline 1, and the water outlet of the second water pump 42 is connected to a port of the flow meter 64, and the flow rate
  • the other port of the meter 64 is connected to a port of the second electromagnetic valve 63, and the other port of the second electromagnetic valve 63 is connected to the water inlet of the water storage tank 61, and the water outlet of the water storage tank 61 is connected to the water inlet of the second water bladder 71 .
  • the water receiving tray is located below the water outlet of the second water tank 71 , and a weighing sensor 68 is arranged on the water receiving tray, and the weighing sensor 68 is electrically connected to the circuit board 5 .
  • the pressure sensors 8 are respectively arranged on the first heating liner 2, on the pipeline between the water storage tank 61 and the second heating liner 7, the pressure sensors 8 are electrically connected to the circuit board, and the pressure sensors monitor the second heating liner.
  • the third electromagnetic valve 65 When the user touches the water outlet button on the touch screen 10, the third electromagnetic valve 65 is turned on, and the water in the water inlet pipeline 1 enters the inner cavity of the first water bladder 21 along the first electromagnetic valve 3 through the water pump 4, and the water in the water inlet pipeline 1
  • the other path enters the water storage tank 61 through the second electromagnetic valve 63, and the first heating body 22 heats the water in the first water bladder 21 to form hot water and steam, and the hot water and steam transfer heat to the water storage tank 61, resulting in
  • the water in the water storage tank 61 is heated to form primary heated hot water, and the primary heated hot water enters the second water tank 71 along the pipeline, and the second heating element 72 heats the primary heated hot water to form secondary heated hot water , the hot water heated twice enters the drain pipe 66 along the hot water return pipe 62, and the second heating element 72 heats the hot water heated twice to form hot water heated three times.
  • the water outlet of the second water bladder 71 discharges water under pressure.
  • the water inlet pipeline 1 is connected with a water pump 4 with variable pressure
  • the pressure sensor 8 monitors the pressure value of the pressure value of the second water tank 71, and the pressure sensor feeds back the pressure value of the second water tank 71 to the circuit board, and the circuit The plate adjusts the pressure of the variable pressure water pump 4, thereby adjusting the outlet pressure of the second water tank 71.
  • the water under pressure impacts the coffee powder in the coffee funnel 9, and the coffee powder dissolves in the water to form coffee. Due to the difference in water temperature, the length of water outlet time and the difference in water output, the taste and taste of the brewed coffee will also be different. Different water outlet pressures make the same coffee powder brew different tastes and flavors.
  • the above-mentioned coffee machines have precise water level temperature control, energy saving and high efficiency, and the water output is accurate and the pressure is variable, which meets the needs of users for brewing coffee and fills the market. Vacancy on the coffee machine.
  • the temperature control of the water temperature is accurate, and the heating pipe is heated for the hot water, which effectively shortens the heating time, thereby achieving energy-saving and high-efficiency effects.
  • the flow meter 64 is connected to the water inlet of the water storage tank 61, and the flow meter 64 is used to control the water intake of the water storage tank 61.
  • the flow meter 64 sends a signal to The circuit board 5 controls the second electromagnetic valve 63 to close the water inlet of the water storage tank 61 to achieve accurate water intake.
  • the water receiving tray is provided with a weighing sensor 68.
  • the weighing sensor 68 measures the ratio of the gravity of the cup without coffee to the gravity of the cup after receiving coffee. Yes, so as to determine the amount of coffee, the weighing sensor 68 transmits the measurement result to the circuit board 5, and the circuit board 5 controls the closing of the third solenoid valve 65 to achieve accurate coffee output.

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Apparatus For Making Beverages (AREA)

Abstract

A water outlet control device of a coffee machine, comprising a water inlet pipe (1), a first heating inner container (2), at least one hot water circulating heating module (6), and a circuit board (5). The first heating inner container (2) is communicated with the water inlet pipe (1); the hot water circulating heating module (6) comprises a water storage tank (61), a second heating inner container (7), a hot water return pipe (62), and a drainage pipe (66); the second heating inner container (7) is provided with a water inlet, a water outlet, a circulating water inlet (73), and a circulating water outlet (74); the water storage tank (61) is arranged in an inner cavity of the first heating inner container (2); the water inlet of the water storage tank (61) is communicated with the water inlet pipe (1); the water outlet of the water storage tank (61) is communicated with the water inlet of the second heating inner container (7); the other port of the drainage pipe (66) is communicated with the water outlet; and the first heating inner container (2) and the second heating inner container (7) each are electrically connected to the circuit board (5). Hot water is circularly heated for multiple times, such that the water temperature is accurately controlled; and a heating pipe is used for heating the hot water, such that the heating time is shortened, thereby achieving the effects of energy saving and high efficiency.

Description

咖啡机的出水控制装置Water control device for coffee machine 技术领域technical field
本发明涉及一种咖啡机的出水控制装置。The invention relates to a water outlet control device of a coffee machine.
背景技术Background technique
现有的普通咖啡机出水方式，基本上都是只经过一次发热管，出水速度慢，等待时间长，而且温度不够稳定。The existing common coffee machine outlet method basically only passes through the heat pipe once, the water outlet speed is slow, the waiting time is long, and the temperature is not stable enough.
因为水温的差别和出水时间的长短以及出水量的差异，会导致咖啡机冲出来的咖啡口感和味道有所差别，而且水压力不同，使同样的咖啡粉冲泡出来的咖啡口感和风味有所差别。Because of the difference in water temperature, the length of water outlet time and the difference in water output, the taste and taste of the coffee brewed by the coffee machine will be different, and the water pressure will be different, so that the taste and flavor of the coffee brewed from the same coffee powder will be different. difference.
发明内容Contents of the invention
本发明的目的在于提供一种加热快速、控温准确的一种咖啡机的出水控制装置。The object of the present invention is to provide a water outlet control device of a coffee machine with fast heating and accurate temperature control.
本发明的目的是这样实现的：The purpose of the present invention is achieved like this:
一种咖啡机的出水控制装置，包括进水管路、第一加热内胆、至少一个热水循环加热模块和电路板，所述第一加热内胆和进水管路连通，所述热水循环加热模块包括储水罐、第二加热内胆、热水回流管和排水管，所述第二加热内胆开有进水口、出水口、循环水入口和循环水出口；A water outlet control device for a coffee machine, comprising a water inlet pipeline, a first heating inner tank, at least one hot water circulation heating module and a circuit board, the first heating inner tank communicates with the water inlet pipeline, and the hot water circulation heating The module includes a water storage tank, a second heating inner tank, a hot water return pipe and a drain pipe, and the second heating inner tank is provided with a water inlet, a water outlet, a circulating water inlet and a circulating water outlet;
所述储水罐置于第一加热内胆的内腔，所述储水罐的进水口连通进水管路，储水罐的出水口连通第二加热内胆的进水口，所述热水回流管一端口连通循环水入口，热水回流管另一端口连通循环水出口，所述排水管置于第二加热内胆的内腔，排水管一端口连通循环水出口，排水管另一端口连通出水口，所述第一加热内胆、第二加热内胆分别与电路板电连接。The water storage tank is placed in the inner cavity of the first heating liner, the water inlet of the water storage tank is connected to the water inlet pipeline, the water outlet of the water storage tank is connected to the water inlet of the second heating liner, and the hot water flows back One port of the pipe is connected to the circulating water inlet, and the other port of the hot water return pipe is connected to the circulating water outlet. The drain pipe is placed in the inner cavity of the second heating liner. The water outlet, the first heating liner and the second heating liner are respectively electrically connected to the circuit board.
本发明，所述进水管路的水一路进入第一加热内胆内，进水管的水另一路进入储水罐内，第一加热内胆对其内腔的水进行加热形成热水和蒸汽，热水和蒸汽将热量传递至储水罐，导致储水罐的水加热形成一次加热的热水，接着一次加热的热水进入第二加热内胆，第二加热内胆对一次加热的热水进行加热形成二次加热的热水，最后二次加热的热水经热水回流管重新进入排水管，第二加热内胆对排水管的二次加热的热水进行加热形成三次加热的热水，三次加热的热水最后往第二加热内胆的出水口排出，热水经过多次循环加热，达到水温的控温准确、而且发热管针对热水进行加热，缩短加热时间，从而达到节能高效的效果。In the present invention, the water in the water inlet pipeline enters the first heating liner one way, and the water in the water inlet line enters the water storage tank in the other way, and the first heating liner heats the water in its inner cavity to form hot water and steam. The hot water and steam transfer heat to the water storage tank, causing the water in the water storage tank to be heated to form primary heated hot water, and then the primary heated hot water enters the second heating inner tank, and the second heating inner tank reacts to the primary heated hot water Heating is carried out to form secondary heated hot water, and finally the secondary heated hot water re-enters the drain pipe through the hot water return pipe, and the second heating liner heats the secondary heated hot water in the drain pipe to form tertiary heated hot water , the hot water heated three times is finally discharged to the water outlet of the second heating liner. The hot water is heated through multiple cycles to achieve accurate temperature control of the water temperature, and the heating tube heats the hot water to shorten the heating time, so as to achieve energy saving and high efficiency. Effect.
本发明的目的还可以采用以下技术措施解决：The purpose of the present invention can also adopt the following technical measures to solve:
进一步地，还包括第一电磁阀，所述第一电磁阀的一端口连通进水管路，第一电磁阀的另一 端口连通第一加热内胆，所述第一电磁阀和电路板电连接，第一电磁阀控制第一加热内胆的进水通断。Further, it also includes a first solenoid valve, one port of the first solenoid valve communicates with the water inlet pipeline, the other port of the first solenoid valve communicates with the first heating inner tank, and the first solenoid valve is electrically connected to the circuit board , the first solenoid valve controls the on-off of the water inlet of the first heating inner tank.
进一步地，所述热水循环加热模块还包括第二电磁阀，所述第二电磁阀的一端口连通进水管路，第二电磁阀另一端口连通储水罐的进水口，所述第二电磁阀和电路板电连接，第二电磁阀控制储水罐的进水通断。Further, the hot water circulation heating module also includes a second solenoid valve, one port of the second solenoid valve is connected to the water inlet pipeline, and the other port of the second solenoid valve is connected to the water inlet of the water storage tank, and the second solenoid valve is connected to the water inlet of the water storage tank. The solenoid valve is electrically connected to the circuit board, and the second solenoid valve controls the on-off of water inflow to the water storage tank.
进一步地，所述热水循环加热模块还包括流量计，所述流量计的一端口连通进水管路，流量计的另一端口连通第二电磁阀的一端口，第二电磁阀的另一端口连通储水罐的进水口，所述流量计和电路板电连接，流量计控制储水罐的进水量。Further, the hot water circulation heating module also includes a flow meter, one port of the flow meter is connected to the water inlet pipeline, the other port of the flow meter is connected to a port of the second solenoid valve, and the other port of the second solenoid valve is It is connected with the water inlet of the water storage tank, the flow meter is electrically connected with the circuit board, and the flow meter controls the water intake of the water storage tank.
所述流量计连通储水罐的进水口，利用流量计控制储水罐的进水量，当储水罐的进水量到达预设值时，流量计发出信号至电路板，电路板控制第二电磁阀关闭储水罐的进水口，实现进水量精准。The flow meter is connected to the water inlet of the water storage tank, and the flow meter is used to control the water intake of the water storage tank. When the water intake of the water storage tank reaches a preset value, the flow meter sends a signal to the circuit board, and the circuit board controls the second electromagnetic The valve closes the water inlet of the water storage tank to achieve precise water intake.
进一步地，所述热水循环加热模块还包括第三电磁阀，所述第三电磁阀和热水回流管连通，第三电磁阀和电路板电连接，第三电磁阀控制排水管的排水通断。Further, the hot water circulation heating module also includes a third solenoid valve, the third solenoid valve communicates with the hot water return pipe, the third solenoid valve is electrically connected with the circuit board, and the third solenoid valve controls the drain flow of the drain pipe. broken.
进一步地，所述热水循环加热模块还包括接水盘和称重传感器，所述接水盘位于第二加热内胆的出水口下方，所述称重传感器设置接水盘上，称重传感器和电路板电连接，称重传感器控制第三电磁阀启闭。Further, the hot water circulation heating module also includes a water receiving tray and a weighing sensor, the water receiving tray is located below the water outlet of the second heating liner, the weighing sensor is set on the water receiving tray, and the weighing sensor It is electrically connected with the circuit board, and the weighing sensor controls the opening and closing of the third electromagnetic valve.
所述接水盘上设置有称重传感器，用户将杯子放置在接水盘进行接水时，称重传感器测出未接水状态的杯子重力和接水后的杯子重力比对，从而判断出水量，若称重传感器测出预设的出水量，称重传感器将信号传递至电路板，电路板控制第三电磁阀关闭，停止出水，实现出水量精准。The water receiving tray is provided with a weighing sensor. When the user places the cup on the water receiving tray to receive water, the weighing sensor measures the gravity of the cup in the unwatered state and compares the gravity of the cup after receiving water, thereby judging Water volume, if the load cell measures the preset water output, the load cell will transmit the signal to the circuit board, and the circuit board will control the third solenoid valve to close, stop the water output, and achieve accurate water output.
进一步地，所述热水循环加热模块还包括热电偶，所述热电偶设置在第二加热内胆内，热电偶和电路板电连接，热电偶监测第二加热内胆的温度。Further, the hot water circulation heating module further includes a thermocouple, the thermocouple is arranged in the second heating inner tank, the thermocouple is electrically connected to the circuit board, and the thermocouple monitors the temperature of the second heating inner tank.
进一步地，还包括可变压力的水泵和压力传感器，所述水泵和进水管路连通，所述压力传感器设置在第一加热内胆上、储水罐和第二加热内胆之间的管路上，所述水泵、压力传感器和电路板电连接。Further, it also includes a variable pressure water pump and a pressure sensor, the water pump communicates with the water inlet pipeline, and the pressure sensor is arranged on the first heating inner tank, on the pipeline between the water storage tank and the second heating inner tank , the water pump, the pressure sensor and the circuit board are electrically connected.
本发明，所述进水管路处连接有可变压力的水泵，所述压力传感器监测第二水胆的压力值和管路的压力值，压力传感器反馈第二水胆的压力值至电路板，电路板调整可变压水泵的压力大小，从而调节出水时间、出水压力等，满足不同用户的咖啡冲泡需求。In the present invention, the water inlet pipeline is connected with a variable pressure water pump, the pressure sensor monitors the pressure value of the second water tank and the pressure value of the pipeline, and the pressure sensor feeds back the pressure value of the second water tank to the circuit board, The circuit board adjusts the pressure of the variable pressure water pump, thereby adjusting the water outlet time, water outlet pressure, etc., to meet the coffee brewing needs of different users.
进一步地，所述第一加热内胆包括第一水胆、第一发热体，所述第一发热体设置在第一水胆内腔，所述第一发热体和电路板电连接,所述第二加热内胆包括第二水胆和第二发 热体，所述第二发热体设置在第二水胆内胆，所述第二发热体和电路板电连接。Further, the first heating liner includes a first water tank and a first heating body, the first heating body is arranged in the inner cavity of the first water tank, the first heating body is electrically connected to the circuit board, and the The second heating inner tank includes a second water tank and a second heating body, the second heating body is arranged in the second water tank inner tank, and the second heating body is electrically connected to the circuit board.
进一步地，还包括咖啡漏斗，所述咖啡漏斗以可拆方式设置在第二加热内胆的底部并位于第二加热内胆的出水口下方。Further, a coffee funnel is also included, and the coffee funnel is detachably arranged at the bottom of the second heating inner container and is located below the water outlet of the second heating inner container.
本发明的有益效果如下：The beneficial effects of the present invention are as follows:
本发明，所述进水管路的水一路进入第一加热内胆内，进水管的水另一路进入储水罐内，第一加热内胆对其内腔的水进行加热形成热水和蒸汽，热水和蒸汽将热量传递至储水罐，导致储水罐的水加热形成一次加热的热水，接着一次加热的热水进入第二加热内胆，第二加热内胆对一次加热的热水进行加热形成二次加热的热水，最后二次加热的热水经热水回流管重新进入排水管，第二加热内胆对排水管的二次加热的热水进行加热形成三次加热的热水，三次加热的热水最后往第二加热内胆的出水口排出，热水经过多次循环加热，达到水温的控温准确、而且发热管针对热水进行加热，缩短加热时间，从而达到节能高效的效果。In the present invention, the water in the water inlet pipeline enters the first heating liner one way, and the water in the water inlet line enters the water storage tank in the other way, and the first heating liner heats the water in its inner cavity to form hot water and steam. The hot water and steam transfer heat to the water storage tank, causing the water in the water storage tank to be heated to form primary heated hot water, and then the primary heated hot water enters the second heating inner tank, and the second heating inner tank reacts to the primary heated hot water Heating is carried out to form secondary heated hot water, and finally the secondary heated hot water re-enters the drain pipe through the hot water return pipe, and the second heating liner heats the secondary heated hot water in the drain pipe to form tertiary heated hot water , the hot water heated three times is finally discharged to the water outlet of the second heating liner. The hot water is heated through multiple cycles to achieve accurate temperature control of the water temperature, and the heating tube heats the hot water to shorten the heating time, so as to achieve energy saving and high efficiency. Effect.
本发明，所述流量计连通储水罐的进水口，利用流量计控制储水罐的进水量，当储水罐的进水量到达预设值时，流量计发出信号至电路板，电路板控制第二电磁阀关闭储水罐的进水口，实现进水量精准。In the present invention, the flow meter is connected to the water inlet of the water storage tank, and the flow meter is used to control the water intake of the water storage tank. When the water intake of the water storage tank reaches a preset value, the flow meter sends a signal to the circuit board, and the circuit board controls The second solenoid valve closes the water inlet of the water storage tank to realize accurate water intake.
本发明，所述进水管路处连接有可变压力的水泵，所述压力传感器监测第二水胆的压力值和管路的压力值，压力传感器反馈第二水胆的压力值至电路板，电路板调整可变压水泵的压力大小，从而调节出水时间、出水压力等，满足不同用户的咖啡冲泡需求。In the present invention, the water inlet pipeline is connected with a variable pressure water pump, the pressure sensor monitors the pressure value of the second water tank and the pressure value of the pipeline, and the pressure sensor feeds back the pressure value of the second water tank to the circuit board, The circuit board adjusts the pressure of the variable pressure water pump, thereby adjusting the water outlet time, water outlet pressure, etc., to meet the coffee brewing needs of different users.
附图说明Description of drawings
图1为咖啡机的出水控制装置的示意图。FIG. 1 is a schematic diagram of a water outlet control device of a coffee machine.
图2为图1的A部分放大图。FIG. 2 is an enlarged view of part A of FIG. 1 .
图3为咖啡机的出水控制装置的第二加热内胆和咖啡漏斗连接的剖面示意图。3 is a schematic cross-sectional view of the connection between the second heating inner tank and the coffee funnel of the water outlet control device of the coffee machine.
图4为咖啡机的出水控制装置的电路原理示意图。Fig. 4 is a schematic diagram of the circuit principle of the water outlet control device of the coffee machine.
具体实施方式Detailed ways
下面结合附图及实施例对本发明作进一步描述：The present invention will be further described below in conjunction with accompanying drawing and embodiment:
实施例，结合图1到图4所示，一种咖啡机，包括机壳(图中未出示)、触摸屏10、进水管路1、第一加热内胆2、第一电磁阀3、两个可变压力的水泵4、电路板5、两个热水循环加热模块6、压力传感器8和咖啡漏斗9，所述触摸屏10设置在机壳上，触摸屏10和电路板电连接，所述两个可变压力的水泵4包括第一水泵41和第二水泵42。Embodiments, as shown in FIGS. 1 to 4 , a coffee machine includes a casing (not shown in the figure), a touch screen 10, a water inlet pipeline 1, a first heating inner tank 2, a first solenoid valve 3, two A variable pressure water pump 4, a circuit board 5, two hot water circulation heating modules 6, a pressure sensor 8 and a coffee funnel 9, the touch screen 10 is arranged on the casing, the touch screen 10 is electrically connected to the circuit board, and the two The variable pressure water pump 4 includes a first water pump 41 and a second water pump 42 .
所述热水循环加热模块6包括储水罐61、第二加热内胆7、热水回流管62、第二电磁阀63、流量计64、第三电磁阀65、排水管66、热电偶67、接水盘和称重传感器68。The hot water circulation heating module 6 includes a water storage tank 61, a second heating liner 7, a hot water return pipe 62, a second solenoid valve 63, a flow meter 64, a third solenoid valve 65, a drain pipe 66, and a thermocouple 67 , water tray and load cell 68.
所述第一加热内胆2包括第一水胆21和第一发热体22，第一水胆21开有进水口，所述第一发热体22设置在第一水胆21内腔，所述第一水泵41的进水口连通进水管路1，第一水泵41的出水口连通第一电磁阀3的一端口，第一电磁阀3的另一端口连通第一水胆21的进水口，所述第一电磁阀3、第一发热体22和电路板5电连接，第一电磁阀3控制第一水胆21的进水通断。The first heating liner 2 includes a first water tank 21 and a first heating body 22, the first water tank 21 has a water inlet, the first heating body 22 is arranged in the inner cavity of the first water tank 21, and the first water tank 21 has a water inlet. The water inlet of the first water pump 41 is connected with the water inlet pipeline 1, and the water outlet of the first water pump 41 is connected with a port of the first solenoid valve 3, and the other port of the first solenoid valve 3 is connected with the water inlet of the first water bladder 21, so The first electromagnetic valve 3, the first heating element 22 and the circuit board 5 are electrically connected, and the first electromagnetic valve 3 controls the water inlet of the first water bladder 21 to be turned on and off.
第一个热水循环加热模块6：The first hot water hydronic heating module 6:
所述第二加热内胆7包括第二水胆71和第二发热体72，所述第二水胆71开有进水口、出水口、循环水入口73和循环水出口74。The second heating inner tank 7 includes a second water tank 71 and a second heating body 72 , and the second water tank 71 has a water inlet, a water outlet, a circulating water inlet 73 and a circulating water outlet 74 .
所述热水回流管62的一端口连通循环水入口73，热水回流管62的另一端口连通循环水出口74，所述排水管66置于第二水胆71的内腔，排水管66一端口连通循环水出口74，排水管66另一端口连通第二水胆71的出水口，所述咖啡漏斗9以可拆方式设置在第二水胆71的的底部并位于第二水胆71的出水口下方，所述第三电磁阀65和热水回流管62连通，所述第二发热体72和热电偶67设置在第二水胆71内腔，所述第二发热体72、热电偶67、第三电磁阀65分别与电路板5电连接，所述热电偶67监测第二水胆71的温度，所述第三电磁阀65控制排水管66的排水通断。One port of the hot water return pipe 62 is connected to the circulating water inlet 73, and the other port of the hot water return pipe 62 is connected to the circulating water outlet 74. The drain pipe 66 is placed in the inner cavity of the second water tank 71, and the drain pipe 66 One port is connected to the circulating water outlet 74, and the other port of the drain pipe 66 is connected to the water outlet of the second water tank 71. The coffee funnel 9 is detachably arranged at the bottom of the second water tank 71 and located at the second water tank 71. Below the water outlet, the third electromagnetic valve 65 communicates with the hot water return pipe 62, the second heating element 72 and the thermocouple 67 are arranged in the inner cavity of the second water tank 71, the second heating element 72, the thermoelectric The couple 67 and the third electromagnetic valve 65 are respectively electrically connected to the circuit board 5 , the thermocouple 67 monitors the temperature of the second water tank 71 , and the third electromagnetic valve 65 controls the drainage of the drain pipe 66 on and off.
所述储水罐61置于第一加热内胆2内腔，所述流量计64的一端口连通第一水泵41的出水口，流量计64的另一端口连通第二电磁阀63的一端口，第二电磁阀63的另一端口连通储水罐61的进水口，储水罐61的出水口连通第二水胆71的进水口。The water storage tank 61 is placed in the inner cavity of the first heating liner 2, one port of the flow meter 64 is connected to the water outlet of the first water pump 41, and the other port of the flow meter 64 is connected to a port of the second solenoid valve 63 , the other port of the second solenoid valve 63 is connected to the water inlet of the water storage tank 61 , and the water outlet of the water storage tank 61 is connected to the water inlet of the second water tank 71 .
所述接水盘位于第二加热内胆7的出水口下方，所述接水盘上设置有称重传感器68，称重传感器68和电路板5电连接。The water receiving tray is located below the water outlet of the second heating liner 7 , and a weighing sensor 68 is arranged on the water receiving tray, and the weighing sensor 68 is electrically connected to the circuit board 5 .
第二个热水循环加热模块6：The second hot water circulation heating module 6:
所述第二加热内胆7包括第二水胆71和第二发热体72，所述第二水胆71开有进水口、出水口、循环水入口73和循环水出口74。The second heating inner tank 7 includes a second water tank 71 and a second heating body 72 , and the second water tank 71 has a water inlet, a water outlet, a circulating water inlet 73 and a circulating water outlet 74 .
所述热水回流管62的一端口连通循环水入口73，热水回流管62的另一端口连通循环水出口74，所述排水管66置于第二水胆71的内腔，排水管66一端口连通循环水出口74，排水管66另一端口连通第二水胆71的出水口，所述咖啡漏斗9以可拆方式设置在第二水胆71的的底部并位于第二水胆71的出水口下方，所述第三电磁阀65和热水回流管62连通，所述第二发热体72和热电偶67设置在第二水胆71内腔，所述第二发热体72、热电偶67、第三电磁阀65分别与电路板5电连接，所述热电偶67监测第二水胆71的温度，所述第三电磁阀65控制排水管66的排水通断。One port of the hot water return pipe 62 is connected to the circulating water inlet 73, and the other port of the hot water return pipe 62 is connected to the circulating water outlet 74. The drain pipe 66 is placed in the inner cavity of the second water tank 71, and the drain pipe 66 One port is connected to the circulating water outlet 74, and the other port of the drain pipe 66 is connected to the water outlet of the second water tank 71. The coffee funnel 9 is detachably arranged at the bottom of the second water tank 71 and located at the second water tank 71. Below the water outlet, the third electromagnetic valve 65 communicates with the hot water return pipe 62, the second heating element 72 and the thermocouple 67 are arranged in the inner cavity of the second water tank 71, the second heating element 72, the thermoelectric The couple 67 and the third electromagnetic valve 65 are respectively electrically connected to the circuit board 5 , the thermocouple 67 monitors the temperature of the second water tank 71 , and the third electromagnetic valve 65 controls the drainage of the drain pipe 66 on and off.
所述储水罐61置于第一加热内胆2内腔，所述第二水泵42的进水口连通另一个进水管路1，第二水泵42的出水口连通流量计64的一端口，流量计64的另一端口连通第二电磁阀63的一端口，第二电磁阀63的另一端口连通储水罐61的进水口，储水罐61的出水口连通第二水胆71的进水口。The water storage tank 61 is placed in the inner cavity of the first heating liner 2, the water inlet of the second water pump 42 is connected to another water inlet pipeline 1, and the water outlet of the second water pump 42 is connected to a port of the flow meter 64, and the flow rate The other port of the meter 64 is connected to a port of the second electromagnetic valve 63, and the other port of the second electromagnetic valve 63 is connected to the water inlet of the water storage tank 61, and the water outlet of the water storage tank 61 is connected to the water inlet of the second water bladder 71 .
所述接水盘位于第二水胆71的出水口下方，所述接水盘上设置有称重传感器68，称重传感器68和电路板5电连接。The water receiving tray is located below the water outlet of the second water tank 71 , and a weighing sensor 68 is arranged on the water receiving tray, and the weighing sensor 68 is electrically connected to the circuit board 5 .
所述压力传感器8分别设置在第一加热内胆2上、储水罐61和第二加热内胆7之间的管路上，所述压力传感器8和电路板电连接，压力传感器监测第二加热内胆7的压力值。The pressure sensors 8 are respectively arranged on the first heating liner 2, on the pipeline between the water storage tank 61 and the second heating liner 7, the pressure sensors 8 are electrically connected to the circuit board, and the pressure sensors monitor the second heating liner. The pressure value of the liner 7.
工作原理：working principle:
用户触碰触摸屏10的出水按键，此时第三电磁阀65接通，进水管路1的水经水泵4一路沿第一电磁阀3进入第一水胆21内腔，进水管路1的水另一路经第二电磁阀63进入储水罐61内，第一发热体22对第一水胆21的水进行加热形成热水和蒸汽，热水和蒸汽将热量传递至储水罐61，导致储水罐61的水加热形成一次加热的热水，一次加热的热水沿管路进入第二水胆71内，第二发热体72对一次加热的热水进行加热形成二次加热的热水，二次加热的热水沿热水回流管62进入排水管66内，第二发热体72对二次加热的热水进行加热形成三次加热的热水，热水经过多次循环加热，最后往第二水胆71的出水口排出带压力的水。When the user touches the water outlet button on the touch screen 10, the third electromagnetic valve 65 is turned on, and the water in the water inlet pipeline 1 enters the inner cavity of the first water bladder 21 along the first electromagnetic valve 3 through the water pump 4, and the water in the water inlet pipeline 1 The other path enters the water storage tank 61 through the second electromagnetic valve 63, and the first heating body 22 heats the water in the first water bladder 21 to form hot water and steam, and the hot water and steam transfer heat to the water storage tank 61, resulting in The water in the water storage tank 61 is heated to form primary heated hot water, and the primary heated hot water enters the second water tank 71 along the pipeline, and the second heating element 72 heats the primary heated hot water to form secondary heated hot water , the hot water heated twice enters the drain pipe 66 along the hot water return pipe 62, and the second heating element 72 heats the hot water heated twice to form hot water heated three times. The water outlet of the second water bladder 71 discharges water under pressure.
而且，进水管路1处连接有可变压力的水泵4，所述压力传感器8监测第二水胆71的压力值的压力值，压力传感器反馈第二水胆71的压力值至电路板，电路板调整可变压水泵4的压力大小，从而调节第二水胆71的出水压力。Moreover, the water inlet pipeline 1 is connected with a water pump 4 with variable pressure, and the pressure sensor 8 monitors the pressure value of the pressure value of the second water tank 71, and the pressure sensor feeds back the pressure value of the second water tank 71 to the circuit board, and the circuit The plate adjusts the pressure of the variable pressure water pump 4, thereby adjusting the outlet pressure of the second water tank 71.
带压力的水冲击咖啡漏斗9的咖啡粉，咖啡粉溶于水中形成咖啡，因水温的差别、出水时间的长短和出水量的差异，会导致冲出来的咖啡口感和味道也有所差别，另外通过不同的出水压力，使同样的咖啡粉冲泡出不同的口感和风味，上述咖啡机的水位控温精准、节能高效，而且出水量精准而且压力可变，满足用户冲泡咖啡的需求，填补市场在咖啡机上的空缺。The water under pressure impacts the coffee powder in the coffee funnel 9, and the coffee powder dissolves in the water to form coffee. Due to the difference in water temperature, the length of water outlet time and the difference in water output, the taste and taste of the brewed coffee will also be different. Different water outlet pressures make the same coffee powder brew different tastes and flavors. The above-mentioned coffee machines have precise water level temperature control, energy saving and high efficiency, and the water output is accurate and the pressure is variable, which meets the needs of users for brewing coffee and fills the market. Vacancy on the coffee machine.
由于热水经过多次循环加热，水温的控温准确、而且发热管针对热水进行加热，有效缩短加热时间，从而达到节能高效的效果。Since the hot water is heated through multiple cycles, the temperature control of the water temperature is accurate, and the heating pipe is heated for the hot water, which effectively shortens the heating time, thereby achieving energy-saving and high-efficiency effects.
再有，所述流量计64连通储水罐61的进水口，利用流量计64控制储水罐61的进水量，当储水罐61的进水量到达预设值时，流量计64发出信号至电路板5，电路板5控制第二电磁阀63关闭储水罐61的进水口，实现进水量精准。Furthermore, the flow meter 64 is connected to the water inlet of the water storage tank 61, and the flow meter 64 is used to control the water intake of the water storage tank 61. When the water intake of the water storage tank 61 reaches a preset value, the flow meter 64 sends a signal to The circuit board 5 controls the second electromagnetic valve 63 to close the water inlet of the water storage tank 61 to achieve accurate water intake.
再有，所述接水盘上设置有称重传感器68，用户将杯子放置在接水盘进行接咖啡时， 称重传感器68测出未接咖啡状态的杯子重力和接咖啡后的杯子重力比对，从而判断出咖啡量，称重传感器68将测量结果传递至电路板5，电路板5控制第三电磁阀65的关闭，实现出咖啡量精准。Furthermore, the water receiving tray is provided with a weighing sensor 68. When the user places the cup on the water receiving tray to receive coffee, the weighing sensor 68 measures the ratio of the gravity of the cup without coffee to the gravity of the cup after receiving coffee. Yes, so as to determine the amount of coffee, the weighing sensor 68 transmits the measurement result to the circuit board 5, and the circuit board 5 controls the closing of the third solenoid valve 65 to achieve accurate coffee output.

Claims (10)

  1. 一种咖啡机的出水控制装置，其特征在于：包括进水管路、第一加热内胆、至少一个热水循环加热模块和电路板，所述第一加热内胆和进水管路连通；A water outlet control device for a coffee machine, characterized in that it includes a water inlet pipeline, a first heating inner tank, at least one hot water circulation heating module and a circuit board, and the first heating inner tank communicates with the water inlet pipeline;
    所述热水循环加热模块包括储水罐、第二加热内胆、热水回流管和排水管，所述第二加热内胆开有进水口、出水口、循环水入口和循环水出口，所述储水罐置于第一加热内胆的内腔，所述储水罐的进水口连通进水管路，储水罐的出水口连通第二加热内胆的进水口，所述热水回流管一端口连通循环水入口，热水回流管另一端口连通循环水出口，所述排水管置于第二加热内胆的内腔，排水管一端口连通循环水出口，排水管另一端口连通出水口，所述第一加热内胆、第二加热内胆分别与电路板电连接。The hot water circulation heating module includes a water storage tank, a second heating liner, a hot water return pipe and a drain pipe. The second heating liner is provided with a water inlet, a water outlet, a circulating water inlet and a circulating water outlet. The water storage tank is placed in the inner cavity of the first heating liner, the water inlet of the water storage tank is connected to the water inlet pipeline, the water outlet of the water storage tank is connected to the water inlet of the second heating liner, and the hot water return pipe One port is connected to the circulating water inlet, and the other port of the hot water return pipe is connected to the circulating water outlet. The drain pipe is placed in the inner cavity of the second heating liner. The nozzle, the first heating liner and the second heating liner are respectively electrically connected to the circuit board.
  2. 根据权利要求1所述咖啡机的出水控制装置，其特征在于：还包括第一电磁阀，所述第一电磁阀的一端口连通进水管路，第一电磁阀的另一端口连通第一加热内胆，所述第一电磁阀和电路板电连接，第一电磁阀控制第一加热内胆的进水通断。The water outlet control device for a coffee machine according to claim 1, further comprising a first solenoid valve, one port of the first solenoid valve is connected to the water inlet pipeline, and the other port of the first solenoid valve is connected to the first heating In the inner tank, the first electromagnetic valve is electrically connected to the circuit board, and the first electromagnetic valve controls the water intake of the first heating inner tank on and off.
  3. 根据权利要求1所述咖啡机的出水控制装置，其特征在于：所述热水循环加热模块还包括第二电磁阀，所述第二电磁阀的一端口连通进水管路，第二电磁阀另一端口连通储水罐的进水口，所述第二电磁阀和电路板电连接，第二电磁阀控制储水罐的进水通断。According to the water outlet control device of the coffee machine according to claim 1, it is characterized in that: the hot water circulation heating module further includes a second solenoid valve, one port of the second solenoid valve is connected to the water inlet pipeline, and the second solenoid valve is another One port communicates with the water inlet of the water storage tank, the second solenoid valve is electrically connected to the circuit board, and the second solenoid valve controls the water inlet of the water storage tank to be turned on and off.
  4. 根据权利要求3所述咖啡机的出水控制装置，其特征在于：所述热水循环加热模块还包括流量计，所述流量计的一端口连通进水管路，流量计的另一端口连通第二电磁阀的一端口，第二电磁阀的另一端口连通储水罐的进水口，所述流量计和电路板电连接，流量计控制储水罐的进水量。The water outlet control device for a coffee machine according to claim 3, wherein the hot water circulation heating module further includes a flow meter, one port of the flow meter is connected to the water inlet pipeline, and the other port of the flow meter is connected to the second One port of the solenoid valve and the other port of the second solenoid valve are connected to the water inlet of the water storage tank, the flowmeter is electrically connected to the circuit board, and the flowmeter controls the water intake of the water storage tank.
  5. 根据权利要求1所述咖啡机的出水控制装置，其特征在于：所述热水循环加热模块还包括第三电磁阀，所述第三电磁阀和热水回流管连通，第三电磁阀和电路板电连接，第三电磁阀控制排水管的排水通断。The water outlet control device of the coffee machine according to claim 1, characterized in that: the hot water circulation heating module further includes a third solenoid valve, the third solenoid valve communicates with the hot water return pipe, and the third solenoid valve and the circuit The board is electrically connected, and the third electromagnetic valve controls the drainage on and off of the drain pipe.
  6. 根据权利要求5所述咖啡机的出水控制装置，其特征在于：所述热水循环加热模块还包括接水盘和称重传感器，所述接水盘位于第二加热内胆的出水口下方，所述称重传感器设置接水盘上，称重传感器和电路板电连接，称重传感器控制第三电磁阀启闭。The water outlet control device of the coffee machine according to claim 5, wherein the hot water circulation heating module further includes a water receiving tray and a weighing sensor, the water receiving tray is located below the water outlet of the second heating inner container, The weighing sensor is arranged on the water receiving tray, the weighing sensor is electrically connected to the circuit board, and the weighing sensor controls the opening and closing of the third electromagnetic valve.
  7. 根据权利要求1所述咖啡机的出水控制装置，其特征在于：所述热水循环加热模块还包括热电偶，所述热电偶设置在第二加热内胆内，热电偶和电路板电连接，热电偶监测第二加热内胆的温度。The water outlet control device of the coffee machine according to claim 1, wherein the hot water circulation heating module further includes a thermocouple, the thermocouple is arranged in the second heating inner tank, and the thermocouple is electrically connected to the circuit board, A thermocouple monitors the temperature of the second heated liner.
  8. 根据权利要求1-7任一所述咖啡机的出水控制装置，其特征在于：还包括可变压力的水泵和压力传感器，所述水泵和进水管路连通，所述压力传感器设置在第一加热内胆上、储水罐和第二加热内胆之间的管路上，所述水泵、压力传感器和电路板电连接。The water outlet control device for a coffee machine according to any one of claims 1-7, further comprising a variable pressure water pump and a pressure sensor, the water pump communicates with the water inlet pipeline, and the pressure sensor is set at the first heating On the liner, on the pipeline between the water storage tank and the second heating liner, the water pump, the pressure sensor and the circuit board are electrically connected.
  9. 根据权利要求1所述咖啡机的出水控制装置，其特征在于：所述第一加热内胆包括第一水胆、第一发热体，所述第一发热体设置在第一水胆内腔，所述第一发热体和电路板电连接,所述第二加热内胆包括第二水胆和第二发热体，所述第二发热体设置在第二水胆内胆，所述第二发热体和电路板电连接。The water outlet control device of the coffee machine according to claim 1, characterized in that: the first heating inner tank includes a first water tank and a first heating element, and the first heating body is arranged in the inner cavity of the first water tank, The first heating body is electrically connected to the circuit board, the second heating liner includes a second water liner and a second heating body, the second heating body is arranged in the second water liner liner, and the second heating liner The body and the circuit board are electrically connected.
  10. 根据权利要求1所述咖啡机的出水控制装置，其特征在于：还包括咖啡漏斗，所述咖啡漏斗以可拆方式设置在第二加热内胆的底部并位于第二加热内胆的出水口下方。The water outlet control device for a coffee machine according to claim 1, further comprising a coffee funnel, the coffee funnel is detachably arranged at the bottom of the second heating inner container and located below the water outlet of the second heating inner container .
PCT/CN2022/113563 2021-08-19 2022-08-19 Water outlet control device of coffee machine WO2023020610A1 (en)

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