CN110731700B - Water supply system of mobile capsule coffee machine and control method thereof - Google Patents
Water supply system of mobile capsule coffee machine and control method thereof Download PDFInfo
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- CN110731700B CN110731700B CN201910905544.5A CN201910905544A CN110731700B CN 110731700 B CN110731700 B CN 110731700B CN 201910905544 A CN201910905544 A CN 201910905544A CN 110731700 B CN110731700 B CN 110731700B
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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
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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
- A47J31/50—Urns with devices for keeping beverages hot or cool
- A47J31/505—Urns with devices for keeping beverages hot or cool with heat-supply regulation
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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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- Food Science & Technology (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
The invention belongs to the field of mobile machines, and particularly relates to a water supply system of a mobile capsule coffee machine and a water temperature control method thereof, which comprise a mobile capsule coffee machine body and a water supply heating system, the heating system comprises a hot water tank, an electromagnetic valve, a flowmeter, a water pump, a temperature sensor and a pipeline, the hot water tank is connected with an electromagnetic valve, a flowmeter, a water pump, a temperature sensor and an extraction head of the capsule coffee machine body in sequence, and also comprises a host controller, the temperature sensor detects the water temperature in real time and feeds the water temperature back to the host controller, the host controller receives the water temperature and water amount information and controls the electromagnetic valve and the water pump, can realize the automatic real-time monitoring of the water temperature and the water quantity of the movable capsule coffee machine, and ensure that when different temperatures are detected, the host controller regulates and controls the heater according to different temperatures, and achieves the effects of having a heating function when the host controller is started in a charging state and keeping a heat preservation function in a moving operation state.
Description
Technical Field
The invention belongs to the field of mobile machines, and particularly relates to a water supply system of a mobile capsule coffee machine and a water temperature control method thereof.
Background
With the development of artificial intelligence, most machine equipment needs to realize mobile service urgently, the existing coffee machine mostly works statically, and as the extraction process of the capsule coffee machine faces more problems to be solved, if the water temperature is required to be above 65 ℃ but the heating capacity is limited, the maximum power provided by a mobile chassis is less than 400W, and the power of a pipeline quick heating heater is required to be 1400W, the water storage tank of the capsule coffee machine has the problem that the water storage tank cannot have the heating function in the coffee making process or keep the heat preservation function in the mobile operation state process.
Disclosure of Invention
In order to solve the problems, the invention discloses a water supply system of a mobile capsule coffee machine and a method for controlling water temperature by adopting the system.
The invention adopts the following technical scheme: the water supply system comprises a movable capsule coffee machine body and a water supply heating system, wherein the heating system comprises a hot water tank, an electromagnetic valve, a flowmeter, a water pump, a temperature sensor and a pipeline, the hot water tank is sequentially connected with the electromagnetic valve, the flowmeter, the water pump, the temperature sensor and an extraction head of the capsule coffee machine body, the electromagnetic valve is used for switching on and off a liquid path or changing the liquid flow direction, the flowmeter is used for measuring the water quantity, and the water pump is used for pressurizing water flowing through; the temperature sensor is used for measuring water temperature; the temperature sensor is connected to the input end of the host controller, and the output end of the host controller is connected to the electromagnetic valve; the temperature sensor detects the water temperature in real time and feeds the water temperature back to the host controller, and the host controller receives the water temperature and water amount information and controls the electromagnetic valve and the water pump.
Furthermore, the electromagnetic valve comprises a two-position two-way electromagnetic valve and a two-position three-way electromagnetic valve, an input port of the two-position two-way electromagnetic valve is connected with a hot water tank, and an output port of the two-position two-way electromagnetic valve is connected to the flowmeter; an input port of the two-position three-way electromagnetic valve is connected with a temperature sensor, and a first output port is connected to an extraction head of the capsule coffee machine body.
The invention also provides a method for controlling water temperature by adopting the water supply system of the movable capsule coffee machine, which comprises the following steps:
s1: when a coffee demand signal is received, the host controller controls the two-position two-way electromagnetic valve to be electrified and starts to read the pulse value of the flowmeter;
s2: when the pulse value of the flowmeter is judged to reach a set value, the host controller turns on the water pump;
s3: detecting the temperature of water flowing out of an output port of the water pump, and feeding a detected temperature signal back to the host controller by the temperature sensor;
s4: when the host controller judges that the temperature value is greater than or equal to the set temperature, the host controller outputs a power-on command to the two-position three-way electromagnetic valve, and an output port of the electromagnetic valve is guided to the extraction head; meanwhile, a counter in the host controller is used for carrying out water output timing on the extraction head;
s5: and after the timing of the counter is finished, the host controller controls the water pump and the electromagnetic valve to be disconnected.
Further, when the temperature value is lower than the set temperature, the host controller outputs a power-off command to the two-position three-way electromagnetic valve, and meanwhile, the host controller controls the movable capsule coffee machine body to return to heat.
And when the temperature value is judged to be lower than the set temperature, the host controller controls the second output port of the two-position three-way electromagnetic valve to turn to the waste water tank for draining.
Furthermore, a water level height sensor is arranged in the hot water tank, and when the water level in the hot water tank is lower than a set height, the capsule coffee machine is moved to return to a charging position for water supplement and heating.
The invention has the following effects: the automatic real-time monitoring of portable capsule coffee machine temperature and water yield can be realized to guarantee to when detecting different temperatures, host controller regulates and control the heater according to different temperatures, transmits different temperature water to necessary place, and the temperature that capsule coffee machine body extraction head acquireed simultaneously satisfies coffee required, has the effect that heating function and keep the heat preservation function under the removal running state when realizing starting under the charged state.
Drawings
FIG. 1 is a block circuit diagram of a water supply system for a mobile capsule coffee machine;
FIG. 2 is a block diagram of the control structure of the water supply system of the mobile capsule coffee machine;
FIG. 3 is a schematic flow diagram of the operation of the water supply system of the mobile capsule coffee machine;
FIG. 4 is a block circuit diagram of a water supply heating system of the mobile capsule coffee machine;
FIG. 5 is a block diagram of a control structure of a water supply heating system of the mobile capsule coffee maker.
Detailed Description
Embodiment 1:
the invention adopts the following technical scheme: the water supply system comprises a movable capsule coffee machine body and a water supply system, as shown in figure 1, the water supply system comprises a hot water tank, the hot water tank is provided with a water level height sensor, and when the water level in the hot water tank is lower than a set height, the movable capsule coffee machine returns to a charging position to supplement water and heat. The electromagnetic valve comprises a two-position two-way electromagnetic valve and a two-position three-way electromagnetic valve, the electromagnetic valve is used for switching on and off a liquid path or changing the direction of liquid flow, an input port of the two-position two-way electromagnetic valve is connected with a hot water tank, and an output port of the two-position two-way electromagnetic valve is connected with a flowmeter; an input port of the two-position three-way electromagnetic valve is connected with a temperature sensor, and a first output port is connected to an extraction head of the capsule coffee machine body. Flowmeter, water pump, temperature sensor and pipeline, as shown in figure 2, still include the host computer controller, the host computer controller detects the temperature value through temperature sensor and judges, and when the feedback temperature value was less than the settlement temperature, the host computer controller controlled removal capsule coffee machine body and returned the heating. The hot water tank is connected with solenoid valve, flowmeter, water pump, temperature sensor and capsule coffee machine body extraction head in proper order, the flowmeter is used for measuring the water yield, the water pump is used for pressurizeing for the water of flowing through, temperature sensor is used for measuring the temperature.
The other embodiment also comprises a waste water tank, wherein the waste water tank is connected to a second output port of the two-position three-way electromagnetic valve, when the temperature value is judged to be lower than the set temperature, the host controller outputs a power-off command to the two-position three-way electromagnetic valve, and the second output port of the host controller is turned to the waste water tank for draining water; when the temperature value is judged to be higher than or equal to the set temperature, the host controller outputs a power-on command to the two-position three-way electromagnetic valve, and the first output port of the electromagnetic valve is turned to the extraction head of the capsule coffee machine body.
As shown in fig. 3, the specific control flow of the system is as follows: the water is added into the hot water tank (after the capsule coffee machine returns to the charging pile to be powered on), the heating function is started, after the temperature of the hot water tank reaches 90 ℃, the heat preservation function is started, meanwhile, the water level is higher than the water level line, and the capsule coffee machine starts to continue to work in a movable mode. When a coffee task is required, the host controller opens the two-position two-way electromagnetic valve and simultaneously reads the pulse value of the flow meter, when the flow reaches a set value, the water pump is opened, and because the output port of the hot water container is positioned at the lowest part of the water level, water at the outlet can be extruded by the gravity of the water in the container, and because the hot water container is positioned at a low position, the water is pressurized by the water pump and then is delivered to the upper part; the outflow port of the water pump pipeline is connected with a temperature sensor, the temperature sensor feeds a water temperature detection signal back to the host controller, when the host controller judges that the temperature is lower than 65 ℃, the host controller outputs a power-off command to the two-position three-way electromagnetic valve, controls the two-position three-way electromagnetic valve to turn the second output port of the two-position three-way electromagnetic valve to the waste water tank pipeline, and controls the capsule coffee machine body to move to return to the heating mode through the host controller; when the temperature of the coffee maker is higher than or equal to 65 ℃, the host controller outputs a power-on command to the two-position three-way electromagnetic valve, the first output port of the electromagnetic valve is turned to an extraction head of the coffee maker body, a counter in the host controller performs extraction head water quantity output timing (the comparison is performed according to the value of a flow meter, water is injected into a first cup, A is V cup + Vd, more than a second cup, A is V cup, A is the volume flowing through a pipeline corresponding to the pulse value of the flow meter, V cup is the volume when the cup is full, and Vd is the volume flowing through the pipeline from the two-position three-way electromagnetic valve to the extraction head), and when the timing is finished, the host controller controls the water pump and the electromagnetic valve to be disconnected; in addition, the hot water tank is provided with a water level height sensor, and when the water level in the hot water tank is lower than a set height, the capsule coffee machine is moved to return to a charging position for water supplement and heating. Adopt this scheme can realize the automatic monitoring of portable capsule coffee machine temperature and water yield to guarantee when detecting the temperature different, host controller regulates and control according to different temperatures, transmit different temperature water to necessary place, the temperature that capsule coffee machine body extraction head acquireed satisfies coffee needs, and not enough temperature is arranged to waste water and is collected, retrieves and not in disorder arranges, realizes keeping the effect of heat preservation function under the removal running state.
Embodiment 2:
another water supply heating system of a movable capsule coffee machine is provided, which comprises a movable capsule coffee machine body and a water supply heating system, as shown in fig. 4, the water supply heating system comprises a hot water tank, the hot water tank is provided with a water level height sensor, and when the water level in the hot water tank is lower than a set height, the movable capsule coffee machine returns to a charging position for water supplement. The electromagnetic valve comprises a two-position two-way electromagnetic valve and a two-position three-way electromagnetic valve, the input port of the two-position two-way electromagnetic valve is connected with a hot water tank, and the output port of the two-position two-way electromagnetic valve is connected with a flowmeter; an input port of the two-position three-way electromagnetic valve is connected with a temperature sensor, and a first output port is connected to an extraction head of the capsule coffee machine body. The heater adopts a low-power and low-energy-consumption heater for supplementing heating. As shown in fig. 5, the heating device further comprises a host controller, wherein the input end of the host controller is connected with the temperature sensor, and the output end of the host controller is connected with the heater; the temperature sensor detects in real time and feeds back the temperature to the host controller, the host controller receives the reported information of the temperature sensor to adjust the heater, and when the temperature of water flowing through the heater is detected to be lower than a set temperature, the temperature sensor reports the temperature to the host controller to be adjusted. The hot water tank is connected with an electromagnetic valve, a flowmeter, a water pump, a heater, a temperature sensor and an extraction head of the capsule coffee machine body in sequence, the electromagnetic valve is used for switching on and off of a liquid path or changing the direction of liquid flow, the flowmeter is used for measuring the amount of water, the water pump is used for pressurizing water flowing through, and the temperature sensor is used for measuring the temperature of the water.
The other embodiment also comprises a waste water tank, wherein the waste water tank is connected to a second output port of the two-position three-way electromagnetic valve, when the temperature value is judged to be lower than the set temperature, the host controller outputs a power-off command to the two-position three-way electromagnetic valve, and the second output port of the host controller is turned to the waste water tank for draining water; when the temperature value is judged to be higher than or equal to the set temperature, the host controller outputs a power-on command to the two-position three-way electromagnetic valve, and the first output port of the electromagnetic valve is turned to the extraction head of the capsule coffee machine body.
The system comprises the following specific control flows: the water is added into the hot water tank (after the capsule coffee machine returns to the charging pile to be powered on), the heating function is started, after the temperature of the hot water tank reaches 90 ℃, the heat preservation function is started, meanwhile, the water level is higher than the water level line, and the capsule coffee machine starts to continue to work in a movable mode. When a coffee task is required, the host controller opens the two-position two-way electromagnetic valve and simultaneously reads the pulse value of the flow meter, when the flow reaches a set value, the water pump is opened, and because the output port of the hot water container is positioned at the lowest part of the water level, water at the outlet can be extruded by the gravity of the water in the container, and because the hot water container is positioned at a low position, the water is pressurized by the water pump and then is delivered to the upper part; the outflow port of the water pump pipeline is connected with a temperature sensor, and the water pump pipeline enters the heater for the first time without being heated and is detected by the temperature sensor. The temperature sensor feeds a water temperature detection signal back to the host controller, when the host controller judges that the temperature is lower than 55 ℃, the two-position three-way electromagnetic valve turns the output port of the host controller to the waste water tank pipeline, and when the host controller judges that the temperature is higher than 55 ℃ but lower than 85 ℃, the host controller controls the heater to heat until the temperature reaches 85 ℃ which meets the taste; when the temperature sensor detects that the temperature is higher than 85 ℃, the host controller outputs a power-on command to the two-position three-way electromagnetic valve, a first output port of the electromagnetic valve is turned to an extraction head of the capsule coffee machine body, a counter in the host controller outputs and times the water quantity of the extraction head, and when the time is over, the host controller controls the water pump and the electromagnetic valve to be disconnected; in addition, the hot water tank is provided with a water level height sensor, and when the water level in the hot water tank is lower than a set height, the capsule coffee machine is moved to return to a charging position for water supplement and heating. Because the heating capacity is limited, the maximum power which can be provided by the movable chassis is less than 400W, and the power of the pipeline quick-heating heater is required to be 1400W, the two-stage heating is adopted, the heater is low in power and low in power consumption, the heating range is limited, the temperature is usually about 30 ℃, and when the water temperature is lower than 50 ℃, the movable capsule coffee machine returns to the charging position again for heating. By adopting the scheme, the automatic real-time monitoring of the water temperature and the water quantity of the movable capsule coffee machine can be realized, the host controller can regulate and control the heater according to different temperatures when different temperatures are detected, water with different temperatures is transmitted to necessary places, meanwhile, the water temperature acquired by the extraction head of the capsule coffee machine body meets the requirement of coffee, and the effects of heating and keeping the heat preservation function under the moving operation state are realized.
Claims (3)
1. The method for controlling the water temperature of the water supply system of the movable capsule coffee machine is characterized in that: the water supply system of the movable capsule coffee machine comprises a movable capsule coffee machine body and a water supply heating system, wherein the water supply heating system comprises a hot water tank, an electromagnetic valve, a flow meter, a water pump, a temperature sensor and a pipeline, the hot water tank is sequentially connected with the electromagnetic valve, the flow meter, the water pump, the temperature sensor and an extraction head of the capsule coffee machine body, the electromagnetic valve is used for switching on and off a liquid path or changing the direction of liquid flow, the flow meter is used for measuring the water quantity, and the water pump is used for pressurizing water flowing through; the temperature sensor is used for measuring water temperature; the temperature sensor is connected to the input end of the host controller, and the output end of the host controller is connected to the electromagnetic valve; the temperature sensor detects water temperature in real time and feeds the water temperature back to the host controller, the host controller receives water temperature and water quantity information and controls the electromagnetic valve and the water pump, the electromagnetic valve comprises a two-position two-way electromagnetic valve and a two-position three-way electromagnetic valve, an input port of the two-position two-way electromagnetic valve is connected with the hot water tank, and an output port of the two-position two-way electromagnetic valve is connected to the flowmeter; the input port of two-position three-way solenoid valve is connected with temperature sensor, and first delivery outlet is connected to capsule coffee machine body extraction head, includes following steps:
s1: when a coffee demand signal is received, the host controller controls the two-position two-way electromagnetic valve to be electrified and starts to read the pulse value of the flowmeter;
s2: when the pulse value of the flowmeter is judged to reach a set value, the host controller turns on the water pump;
s3: detecting the temperature of water flowing out of an output port of the water pump, and feeding a detected temperature signal back to the host controller by the temperature sensor;
s4: when the host controller judges that the temperature value is greater than or equal to the set temperature, the host controller outputs a power-on command to the two-position three-way electromagnetic valve, and an output port of the electromagnetic valve is guided to the extraction head; meanwhile, a counter in the host controller is used for carrying out water output timing on the extraction head; when the temperature value is lower than the set temperature, the host controller outputs a power-off command to the two-position three-way electromagnetic valve, and simultaneously controls the movable capsule coffee machine body to return to the charging position for heating;
s5: and after the timing of the counter is finished, the host controller controls the water pump and the electromagnetic valve to be disconnected.
2. A method of controlling water temperature in a water supply system of a mobile capsule coffee machine as claimed in claim 1, further comprising a waste water tank connected to a second output port of the two-position three-way solenoid valve, wherein the host controller controls the second output port of the two-position three-way solenoid valve to turn to the waste water tank to drain water when it is determined that the temperature value is lower than the set temperature.
3. The method of claim 1, wherein a water level sensor is built in the hot water tank, and when the water level in the hot water tank is lower than a predetermined level, the coffee maker is returned to a charging position for water supply and heating.
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| CN112842083A (en) * | 2021-02-05 | 2021-05-28 | 北京轶洋科技有限公司 | Novel semi-automatic coffee machine main control board |
| CN117492396B (en) * | 2023-11-03 | 2024-04-05 | 广州技诺智能设备有限公司 | Water supply control circuit and system of coffee machine |
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| CN110731700A (en) | 2020-01-31 |
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