CN113880163A - Control method of water purifying and drinking machine and water purifying and drinking machine - Google Patents
Control method of water purifying and drinking machine and water purifying and drinking machine Download PDFInfo
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- CN113880163A CN113880163A CN202111299412.6A CN202111299412A CN113880163A CN 113880163 A CN113880163 A CN 113880163A CN 202111299412 A CN202111299412 A CN 202111299412A CN 113880163 A CN113880163 A CN 113880163A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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Abstract
The invention relates to the technical field of water purifiers, in particular to a control method of a water purifying and drinking machine and the water purifying and drinking machine. The control method of the water purifying dispenser comprises the steps of inputting a water outlet instruction, converting the water outlet instruction into a simulated water outlet weight B by the control device, detecting the stored water weight A1 in the water tank before water outlet, detecting the water outlet of the water tank, detecting the water quantity A2 in the water tank in real time, comparing the simulated water outlet quantity with the difference value between A1 and A2, and stopping water outlet of the water tank when the B is A1-A2. The control method of the water purification dispenser provided by the embodiment controls water outlet according to the weight difference before and after water outlet, solves the problem that the water outlet quantity has deviation due to blockage in a filter element or a pipeline in the timing water outlet process of the traditional water purification dispenser, and greatly protects the benefits of users.
Description
Technical Field
The invention relates to the technical field of water purifiers, in particular to a control method of a water purifying and drinking machine and the water purifying and drinking machine.
Background
At present, the water purifying and drinking machine with quantitative water outlet in the market generally comprises: the water tank, filtration system and have the blow water valve of timing function. The water tank is used for storing the purified water filtered by the filtering system, when a user uses the water tank, the water outlet valve is opened firstly, the water in the water tank flows out, meanwhile, the timing system is started, the water outlet valve is closed after the user is filled with the water, the timing system is stopped, and the water yield is calculated through the flow rate of the water outlet valve and the time of the timer.
However, when the flow rate in the water purifier is not fixed, the water output of the water purifier will change correspondingly in the same time. That is, the water output of the water purifier in a set time is different from the actually required water consumption.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the water yield of the water purifier in the set time is deviated from the actually required water consumption.
(II) technical scheme
In order to solve the technical problem, an embodiment of the invention provides a control method of a water purifying dispenser, wherein the water purifying dispenser comprises a water tank and a control device, and the control method of the water purifying dispenser comprises the following steps:
inputting a water outlet instruction;
the control device converts the water outlet instruction into a simulated water outlet weight B;
detecting the water storage weight A1 in the water tank before water is discharged;
discharging water from the water tank;
detecting the water quantity A2 in the water tank in real time, comparing the simulated water quantity with the difference value between A1 and A2, and stopping water outlet of the water tank when B is A1-A2.
According to one embodiment of the invention, before the water tank is drained, the simulated water outlet weight B is compared with a preset water replenishing weight threshold B1, and when B < B1, the water tank begins to drain.
According to one embodiment of the invention, the water tank stops water outlet when K x B is A1-A2, wherein K is an error coefficient.
According to one embodiment of the invention, the method further comprises the step of automatically replenishing the water tank with water:
detecting the weight of water in the water tank every period T, wherein the detected current water quantity is B3;
comparing the current water quantity B3 in the water tank with a preset water supplement quantity threshold B1 and a preset water tank full water threshold B2;
when B3 is smaller than B1, judging whether the water tank is in a water outlet state;
when the water tank is not in a water outlet state;
supplementing water into the water tank;
when B3 is less than B1, water is continuously supplemented into the water tank;
when B3 is more than or equal to B2, the water tank stops supplementing water;
when the water tank is in a water outlet state, waiting for the water outlet state to be finished;
and after the water outlet state of the water tank is finished, supplementing water into the water tank.
According to one embodiment of the invention, a pressure sensor is provided in the water tank, which pressure sensor monitors the weight of the water in the water tank;
the pressure sensor measures the pressure P in the water tank;
the area of the cross section of the water tank is S;
therefore, the weight of water in the water tank is M ═ PS/g;
wherein g is the acceleration of gravity.
According to one embodiment of the invention, the water purification and drinking machine further comprises a filtering system;
the control method of the water purifying and drinking machine also comprises the step of judging the service life of the filter element of the filtering system:
the control device carries out accumulation recording on the weight of each time of water outlet;
the control device is internally provided with a filter element service life and water yield comparison table;
the control device compares the recorded water yield with a comparison table of the service life of the filter element and the water yield;
and outputting to obtain the residual service life.
Another embodiment of the present invention provides a water purifying dispenser, which includes: the weighing device is arranged at the bottom of the water tank and used for monitoring the weight of water in the water tank, the water outlet system comprises a water outlet control valve which is used for controlling the on-off of the water outlet system, and the control device is configured; and converting the water outlet instruction into a simulated water outlet weight B, comparing the water supplement threshold B with a water supplement threshold B1, controlling the water outlet control valve to discharge water when the water outlet weight B is less than B1, and closing the water outlet control valve when the water outlet weight B is equal to B.
According to one embodiment of the invention, the water purification and purification machine further comprises a water inlet system and a filtering system, wherein the filtering system comprises a first filter, a second filter, a third filter and a booster pump, the water inlet system comprises a water inlet control valve, and the first filter, the second filter, the water inlet control valve, the booster pump and the third filter are sequentially arranged along the flowing direction of water.
According to one embodiment of the present invention, the water inlet control valves are solenoid valves, and the water outlet control valves are solenoid valves.
According to one embodiment of the invention, the water purifying and drinking machine further comprises a sewage discharging system, the sewage discharging system comprises a first sewage discharging pipeline and a second sewage discharging pipeline, the first sewage discharging pipeline is provided with a flushing valve, the second sewage discharging pipeline is provided with a water discharging valve and a check valve, the water discharging valve and the check valve are sequentially arranged along the water flow direction, the first sewage discharging pipe is connected with the water inlet system, and the second sewage discharging pipe is connected with the water outlet system.
The invention has the beneficial effects that: the control method of the water purifying dispenser and the water purifying dispenser provided by the invention comprise the steps of inputting a water outlet instruction, converting the water outlet instruction into a simulated water outlet weight B by the control device, detecting the stored water weight A1 in the water tank before water outlet, discharging water from the water tank, detecting the water quantity A2 in the water tank in real time, comparing the simulated water quantity with the difference value between A1 and A2, stopping water discharge from the water tank when B is A1-A2, and controlling water outlet of the water tank by the control device according to the change of the weight of the water in the water tank, so that the problem that the water outlet quantity has deviation due to blockage in a filter element or a pipeline in the water discharging process of the traditional water purifying dispenser by timing is solved, and the benefits of users are greatly protected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a flow chart of water outlet of a water purifying dispenser according to an embodiment of the present invention;
FIG. 2 is a water replenishing flow chart of the water purifying dispenser according to the embodiment of the invention;
fig. 3 is a flow chart of the lifetime query of the filter element of the water purification and drinking machine according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a water purifying dispenser provided by the embodiment of the invention;
fig. 5 is a schematic diagram of a water purifying dispenser provided by the embodiment of the invention.
Icon: 1-a water tank; 2-water outlet control valve; 3-water inlet control valve; 4-a booster pump; 51-a first filter; 52-a second filter; 53-a third filter; 6-a flush valve; 7-a drain valve; 8-a weighing device; 9-check valve.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and detailed description, and the embodiments and features of the embodiments of the present application may be combined with each other without conflict. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a method for controlling a water purifying dispenser, which includes the following steps:
inputting a water outlet instruction;
the control device converts the water outlet instruction into a simulated water outlet weight B;
detecting the water storage weight A1 in the water tank before water is discharged;
discharging water from the water tank;
detecting the water quantity A2 in the water tank in real time, comparing the simulated water quantity with the difference value between A1 and A2, and stopping water outlet of the water tank when B is A1-A2.
In the embodiment, the water purifying water dispenser discharges water according to the weight of water required by a user, when the user needs drinking water, a water discharging instruction is input, the control device converts the water discharging instruction into the simulated water discharging weight, and when the water discharging weight of the water purifying water dispenser reaches the simulated water discharging weight, the water purifying water dispenser is automatically closed.
In this embodiment, a weighing device is used to detect the weight of water in a water tank, the weighing device includes a pressure sensor, the pressure sensor is disposed corresponding to the water tank, the pressure sensor is disposed at the bottom of the water tank, the pressure in the water tank directly acts on a diaphragm of the pressure sensor, so that the diaphragm generates micro-displacement proportional to the pressure of a medium, the resistance of the pressure sensor changes, and a standard measurement signal corresponding to the pressure is output, the pressure sensor measures the pressure P in the water tank, the cross-sectional area of the water tank is S, so that the weight of water in the water tank is M PS/g, and g is the acceleration of gravity.
In this embodiment, the water tank is controlled to discharge water through a water discharge control valve, the control device receives the measurement information of the weighing device, and the control device controls the water discharge control valve to open and close.
According to one embodiment of the invention, after the control device inputs a water outlet command, the control device receives the water outlet command and converts the water outlet command into a simulated water outlet weight B, meanwhile, the weighing device measures a water weight A1 before water outlet in the water tank, when the control device converts the water outlet command into the simulated water outlet weight B, the control device opens the water outlet control valve, the water purifier starts water outlet, the weighing device continuously monitors the weight of water in the water tank, and when the weight A2 of the residual water in the water tank meets the requirement that A2 is equal to A1-B, the control device closes the water outlet control valve, and water outlet is finished, namely, the control device controls the opening and closing of the water outlet control valve through the change of the mass of the water in the water tank.
As shown in fig. 1, the control method of the water purifying dispenser further comprises the following steps:
before the water tank discharges water, the simulated water discharge weight B is compared with a preset water replenishing weight threshold value B1, and when B is less than B1, the water tank starts to discharge water.
According to an embodiment of the invention, after the control device converts the water outlet instruction into a simulated water outlet weight B, the controller needs to judge the relationship between B and a water replenishing threshold weight B1 of the water tank, when B is greater than B1, namely the simulated water blowing weight is greater than the maximum water replenishing value of the water tank, the water in the water tank cannot meet the simulated water outlet weight, and at the moment, a water delivery instruction needs to be input again; when B is less than B1, the weight of water in the water tank meets the weight of the simulated water, and the control device opens the water outlet control valve to start water supply.
According to one embodiment of the invention, as shown in fig. 1, the water tank stops water outlet when K × B is a1-a2, and K is an error coefficient.
In the embodiment, the error coefficient is an artificial set value, through experiments, when the pressure sensor measures the weight of water in the water tank at the bottom of the water tank, the error within 5g can be achieved, the error can be continuously corrected by setting the error coefficient K, and the quantitative water outlet precision is improved.
As shown in fig. 2, the control method of the water purifying dispenser further comprises the step of automatically replenishing water to the water tank:
detecting the weight of water in the water tank every period T, wherein the detected current water quantity is B3;
comparing the current water quantity B3 in the water tank with a preset water supplement quantity threshold B1 and a preset water tank full water threshold B2;
when B3 is smaller than B1, judging whether the water tank is in a water outlet state;
when the water tank is not in a water outlet state;
supplementing water into the water tank;
when B3 is less than B1, water is continuously supplemented into the water tank;
when B3 is more than or equal to B2, the water tank stops supplementing water;
when the water tank is in a water outlet state, waiting for the water outlet state to be finished;
and after the water outlet state of the water tank is finished, supplementing water into the water tank.
In this embodiment, water supply installation is the booster pump, the booster pump with the water tank intercommunication, the booster pump with still be equipped with into water control valve between the water tank, weighing device is right every cycle T the weight of water tank normal water monitors to reach the information that will survey passes back to controlling means, controlling means is right the weight B3 of the water of weighing device passback monitoring with the moisturizing threshold value weight B1 of predetermineeing in the controlling means compares, and when B1 < B3, promptly, water in the water tank is higher than the highest water level value, and the weight of water tank normal water satisfies the water supply demand to the user, and weighing sensor continues to keep cycle T monitoring can. When B1 is greater than B3, firstly, the control device detects whether the water outlet control valve works, when the water outlet control valve works, the control device waits for the water outlet control valve to be closed, and when the water outlet control valve is monitored not to work, the control device starts to control the booster pump and the water inlet control valve to start water replenishing for the water tank; the controlling means opens intake control valve starts simultaneously the booster pump begins right the water tank carries out the moisturizing, and the moisturizing in-process, the weighing device need last right the weight of water in the water tank is monitored, and when weighing in weight B3 become full water threshold value B2, the water tank is full of promptly, the controlling means closes the booster pump, closes intake control valve.
As shown in fig. 3, the water purifying dispenser further includes a filtering system, and the control method of the water purifying dispenser further includes a step of judging the service life of a filter element of the filtering system:
the control device carries out accumulation recording on the weight of each time of water outlet;
the control device is internally provided with a filter element service life and water yield comparison table;
the control device compares the recorded water yield with a comparison table of the service life of the filter element and the water yield;
and outputting to obtain the residual service life. In this embodiment, when the water purification and drinking machine leaves the factory, a comparison table of the service life of the filter element and the amount of filtered water is arranged in the control device, the control device is connected with the weighing device, the weight of the water discharged each time, namely the weight of the filtered water of the filtering system, is recorded, and is accumulated, and the service life of the remaining filter element can be obtained by looking up the table after accumulation.
As shown in fig. 4, another embodiment of the present invention further provides a water purifying dispenser, which includes: the water outlet system, the water tank 1, the weighing device 8 and the control device; the weighing device 8 is arranged at the bottom of the water tank 1, and the weighing device 8 is used for monitoring the weight of water in the water tank 1; the water outlet system comprises a water outlet control valve 2, and the water outlet control valve 2 is used for controlling the on-off of the water outlet system; the control device is configured to; converting the water outlet instruction into a simulated water outlet weight B, and comparing the water outlet instruction B with a water supplementing threshold B1; and when B is less than B1, controlling the water outlet control valve 2 to discharge water, and when the water outlet weight is equal to B, closing the water outlet control valve 2.
According to an embodiment provided by the present invention, preferably, the effluent control valve 2 is an electromagnetic valve, and the effluent control valve 2 is electrically connected to the control device.
According to another embodiment provided by the present invention, preferably, the water outlet control valve 2 is a water pump, and the water pump is electrically connected to the control device.
As shown in fig. 4, the water purifying and drinking machine further comprises a water inlet system and a filtering system, wherein the filtering system comprises a first filter 51, a second filter 52, a third filter 53 and a booster pump 4, and the water inlet system comprises a water inlet control valve 3; the first filter 51, the second filter 52, the water inlet control valve 3, the booster pump 4, and the third filter 53 are sequentially disposed in the direction in which water flows.
In this embodiment, preferably, the filter element of the first filter 51 is a PP filter element, the filter element of the second filter 52 is a carbon rod filter element, and the filter element of the third filter 53 is an RO filter element.
According to an embodiment of the present invention, the control device is connected to the water outlet control valve 2, the water inlet control valve 3 and the weighing device 8, and the control device controls the opening and closing of the water inlet control valve 3 and the water outlet control valve 2 according to the confidence transmitted by the weighing device 8, so as to control the on and off of the water inlet system and the water outlet system, preferably, the water inlet control valve 3 is an electromagnetic valve, and the water inlet control valve 3 is electrically connected to the control device.
As shown in fig. 4, the water purifying and drinking machine further comprises a water inlet system, a filtering system and a sewage disposal system; the sewage discharge system comprises a first sewage discharge pipeline and a second sewage discharge pipeline, the first sewage discharge pipeline is provided with a flushing valve 6, the second sewage discharge pipeline is provided with a drain valve 7 and a check valve 9, and the drain valve 7 and the check valve 9 are sequentially arranged along the water flow direction; the first sewage discharge pipe is connected with the water inlet system, and the second sewage discharge pipe is connected with the water outlet system.
In this embodiment, specifically, the first drain pipe is connected to the third filter 53, the third filter 53 has a filter element of an RO permeable membrane, and generates a certain proportion of wastewater during operation, and the first drain pipe is configured to discharge the wastewater generated by the third filter 53.
As shown in fig. 5, according to an embodiment of the present invention, the water dispenser further includes a touch display screen, and the touch display screen is connected to the control device. A user inputs a water outlet instruction through the touch display screen, and the simulated water outlet weight converted from the water outlet instruction by the control device can be displayed on the touch display screen. The touch display screen also displays the service life of the filter element in the filter system.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A control method of a water purifying dispenser, which comprises a water tank and a control device, is characterized by comprising the following steps:
inputting a water outlet instruction;
the control device converts the water outlet instruction into a simulated water outlet weight B;
detecting the water storage weight A1 in the water tank before water is discharged;
discharging water from the water tank;
detecting the water quantity A2 in the water tank in real time, comparing the simulated water quantity with the difference value between A1 and A2, and stopping water outlet of the water tank when B is A1-A2.
2. The control method of the water purifying dispenser as claimed in claim 1, wherein the simulated water weight B is compared with a preset water replenishing weight threshold value B1 before the water tank is discharged, and the water tank starts to discharge water when B < B1.
3. The method of claim 1, wherein the water tank stops water outlet when K x B is A1-A2, and K is an error coefficient.
4. The control method of the water purifying dispenser as claimed in claim 1, further comprising the step of automatically replenishing water to the water tank:
detecting the weight of water in the water tank every period T, wherein the detected current water quantity is B3;
comparing the current water quantity B3 in the water tank with a preset water supplement quantity threshold B1 and a preset water tank full water threshold B2;
when B3 is smaller than B1, judging whether the water tank is in a water outlet state;
when the water tank is not in a water outlet state;
supplementing water into the water tank;
when B3 is less than B1, water is continuously supplemented into the water tank;
when B3 is more than or equal to B2, the water tank stops supplementing water;
when the water tank is in a water outlet state, waiting for the water outlet state to be finished;
and after the water outlet state of the water tank is finished, supplementing water into the water tank.
5. The control method of the water purifying dispenser as claimed in claim 4, wherein a pressure sensor is provided in the water tank, the pressure sensor monitoring the weight of the water in the water tank;
the pressure sensor measures the pressure P in the water tank;
the area of the cross section of the water tank is S;
therefore, the weight of water in the water tank is M ═ PS/g;
wherein g is the acceleration of gravity.
6. The control method of the water purifying dispenser according to claim 1, wherein the water purifying dispenser further comprises a filtering system;
the control method of the water purifying and drinking machine also comprises the step of judging the service life of the filter element of the filtering system:
the control device carries out accumulation recording on the weight of each time of water outlet;
the control device is internally provided with a filter element service life and filtered water quantity comparison table;
the control device compares the recorded water yield with the service life of the filter element and the filtered water yield comparison table;
and outputting to obtain the residual service life.
7. A water purifying and drinking machine is characterized by comprising: the water outlet system, the water tank (1), the weighing device (8) and the control device;
the weighing device (8) is arranged at the bottom of the water tank (1), and the weighing device (8) is used for monitoring the weight of water in the water tank (1);
the water outlet system comprises a water outlet control valve (2), and the water outlet control valve (2) is used for controlling the on-off of the water outlet system;
the control device is configured to; converting the water outlet instruction into a simulated water outlet weight B, and comparing the water outlet instruction B with a water supplementing threshold B1;
and when B is less than B1, controlling the water outlet control valve (2) to discharge water, and when the water outlet weight is equal to B, closing the water outlet control valve (2).
8. The water purification and drinking machine as claimed in claim 7, further comprising a water inlet system and a filtering system, wherein the filtering system comprises a first filter (51), a second filter (52), a third filter (53) and a booster pump (4), and the water inlet system comprises a water inlet control valve (3);
along the direction that water flows, first filter (51), second filter (52), water control valve (3) advance booster pump (4) and third filter (53) set gradually.
9. The water purification and drinking machine as claimed in claim 8, wherein the water inlet control valve (3) is an electromagnetic valve;
the water outlet control valve (2) is an electromagnetic valve.
10. The water purification and drinking machine of claim 9 further comprising a blowdown system;
the sewage discharge system comprises a first sewage discharge pipeline and a second sewage discharge pipeline, the first sewage discharge pipeline is provided with a flushing valve (6), the second sewage discharge pipeline is provided with a drain valve (7) and a check valve (9), and the drain valve (7) and the check valve (9) are sequentially arranged along the water flow direction;
the first sewage discharge pipe is connected with the water inlet system, and the second sewage discharge pipe is connected with the water outlet system.
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| CN202111299412.6A CN113880163A (en) | 2021-11-04 | 2021-11-04 | Control method of water purifying and drinking machine and water purifying and drinking machine |
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|---|---|---|---|---|
| CN114451786A (en) * | 2022-02-15 | 2022-05-10 | 佛山市顺德区美的饮水机制造有限公司 | Control method and device for water treatment device, storage medium and water treatment device |
| CN114451786B (en) * | 2022-02-15 | 2023-09-05 | 佛山市顺德区美的饮水机制造有限公司 | Control method and device for water treatment device, storage medium and water treatment device |
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