CN116019404A - Control method for surface cleaning apparatus, and storage medium - Google Patents

Control method for surface cleaning apparatus, and storage medium Download PDF

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Publication number
CN116019404A
CN116019404A CN202310080353.6A CN202310080353A CN116019404A CN 116019404 A CN116019404 A CN 116019404A CN 202310080353 A CN202310080353 A CN 202310080353A CN 116019404 A CN116019404 A CN 116019404A
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China
Prior art keywords
water pump
detection device
detection signal
working mode
detection
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Withdrawn
Application number
CN202310080353.6A
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Chinese (zh)
Inventor
戴逢焱
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Suzhou Simple Youwei Technology Co Ltd
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Suzhou Simple Youwei Technology Co Ltd
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Priority to CN202310080353.6A priority Critical patent/CN116019404A/en
Publication of CN116019404A publication Critical patent/CN116019404A/en
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4011Regulation of the cleaning machine by electric means; Control systems and remote control systems therefor
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/29Floor-scrubbing machines characterised by means for taking-up dirty liquid
    • A47L11/30Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4013Contaminants collecting devices, i.e. hoppers, tanks or the like
    • A47L11/4016Contaminants collecting devices, i.e. hoppers, tanks or the like specially adapted for collecting fluids
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/408Means for supplying cleaning or surface treating agents
    • A47L11/4083Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/408Means for supplying cleaning or surface treating agents
    • A47L11/4088Supply pumps; Spraying devices; Supply conduits

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  • Cleaning By Liquid Or Steam (AREA)
  • Cleaning In General (AREA)

Abstract

The invention discloses a control method for surface cleaning equipment, the surface cleaning equipment and a storage medium, wherein the control method comprises the following steps: receiving or acquiring a detection signal sent by a detection device in a supply pipeline; the detection signals comprise a first detection signal and a second detection signal, wherein the first detection signal is a signal sent by the detection device when the detection device detects that no liquid flows in the supply pipeline, and the second detection signal is a signal sent by the detection device when the detection device detects that the liquid flows in the supply pipeline; controlling the water pump to work in different working modes according to different detection signals, wherein the different working modes comprise a first working mode and a second working mode; the flow rate of the water pump in the first working mode is larger than that in the second working mode in a preset time period. By adopting the control method, the flow rate of the cleaning liquid pumped from the cleaning liquid tank to the detection device by the water pump is improved by different working modes, so that the probability of false alarm can be effectively reduced.

Description

Control method for surface cleaning apparatus, and storage medium
The present application is a divisional application of the invention patent application of the application date 2021, 11-09, 202111321177.8, and the invention name "control method for surface cleaning apparatus, and storage medium".
Technical Field
The invention relates to the technical field of cleaning equipment, in particular to a control method for surface cleaning equipment.
Background
Along with the improvement of living standard, the requirements of people on floor cleaning are higher and higher. Surface cleaning devices that provide cleaning fluid to a surface to be cleaned are particularly popular because they perform the functions that a manual mop can perform to wet clean the surface to be cleaned. The surface cleaning apparatus generally includes a cleaning liquid supply system including a cleaning liquid tank, a nozzle, a supply line communicating the cleaning liquid tank and the nozzle, a water pump provided on the supply line, and a detection device.
Currently, a detection device in a cleaning pipeline on the market is generally used for detecting whether liquid exists in a supply pipeline, and if the liquid does not exist in the supply pipeline, the detection device sends an alarm signal to remind a user to fill cleaning liquid into a cleaning liquid tank. However, the existing detection device has a problem that if bubbles exist at the corresponding position of the detection device, false alarm occurs at the moment, and customer experience is affected.
Disclosure of Invention
In view of the shortcomings in the art, the invention provides a control method for a surface cleaning device, which can effectively avoid false alarm of a cleaning liquid supply system.
In one aspect, the present invention provides a control method for a surface cleaning apparatus, comprising
Receiving or acquiring a detection signal sent by a detection device in a supply pipeline; the detection signals comprise a first detection signal and a second detection signal, wherein the first detection signal is a signal sent by the detection device when the detection device detects that no liquid flows in the supply pipeline, and the second detection signal is a signal sent by the detection device when the detection device detects that the liquid flows in the supply pipeline;
controlling the water pump to work in different working modes according to different detection signals, wherein the different working modes comprise a first working mode and a second working mode; and the flow rate of the water pump in the first working mode is larger than that in the second working mode in a preset time period.
Optionally, in the first operation mode, the water pump is continuously operated.
Optionally, in the second operation mode, the water pump is operated intermittently.
Optionally, after the detection signal is changed from the first detection signal to the second detection signal, the water pump is controlled to operate in the second working mode.
Optionally, when the time that the water pump works in the first working mode exceeds the preset time, the alarm device is controlled to send out an alarm signal.
Optionally, the preset time is 3-6 seconds.
In another aspect, the present invention also provides a control method for a surface cleaning apparatus, comprising
Receiving or acquiring a detection signal sent by a detection device in a supply pipeline; the detection signals comprise a first detection signal and a second detection signal, wherein the first detection signal is a signal sent by the detection device when the detection device detects that no liquid flows in the supply pipeline, and the second detection signal is a signal sent by the detection device when the detection device detects that the liquid flows in the supply pipeline;
controlling the water pump to work in different working modes according to different detection signals, wherein the different working modes comprise a first working mode and a second working mode; the time of the water pump for conveying the liquid from the cleaning liquid tank to the position of the detection device in the first working mode is a first preset time, the time of the water pump for conveying the liquid from the cleaning liquid tank to the position of the detection device in the second working mode is a second preset time, and the first preset time is smaller than the second preset time.
Optionally, in the first operation mode, the water pump is continuously operated.
Optionally, in the second operation mode, the water pump is operated intermittently.
Optionally, after the detection signal is changed from the first detection signal to the second detection signal, the water pump is controlled to operate in the second working mode.
Optionally, when the time that the water pump works in the first working mode exceeds the preset time, the alarm device is controlled to send out an alarm signal.
Optionally, the preset time is 3-6 seconds.
In a third aspect, the present invention provides a surface cleaning apparatus comprising
A cleaning liquid supply system for supplying a cleaning liquid;
a controller for controlling the cleaning liquid supply system according to the control method in any of the above embodiments;
optionally, the detection device is a capacitive sensor or an optocoupler sensor.
In a fourth aspect, the present invention provides a storage medium having a computer program stored therein, wherein the computer program is arranged to execute the control method described in any of the above embodiments when run.
The invention provides surface cleaning equipment, which comprises a cleaning liquid supply system, wherein the cleaning liquid supply system is controlled by a controller, and the specific control method is as follows: receiving or acquiring a detection signal sent by a detection device in a supply pipeline; the detection signals comprise a first detection signal and a second detection signal, wherein the first detection signal is a signal sent by the detection device when the detection device detects that no liquid flows in the supply pipeline, and the second detection signal is a signal sent by the detection device when the detection device detects that the liquid flows in the supply pipeline; controlling the water pump to work in different working modes according to different detection signals, wherein the different working modes comprise a first working mode and a second working mode; the flow rate of the water pump in the first working mode is larger than that in the second working mode in a preset time period. By adopting the control method, the probability of false alarm can be effectively reduced by improving the flow of the cleaning liquid pumped from the cleaning liquid tank to the detection device by the water pump after the first detection signal (water shortage signal) is sent out in different working modes.
Drawings
FIG. 1 is a schematic view of a surface cleaning apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a cleaning solution supply system according to an embodiment;
FIG. 3 is a schematic diagram of a structure of a bubble in a supply line in a detection device according to an embodiment;
FIG. 4 is a flow chart of a control method in one embodiment;
FIG. 5 is a flow chart of a control method in another embodiment.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the case where a directional instruction is involved in the embodiment of the present invention, the directional instruction is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional instruction is changed accordingly.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application can be understood by those of ordinary skill in the art in a specific context.
Referring to fig. 1-3, fig. 1 is a schematic structural view of a surface cleaning apparatus according to an embodiment of the present invention. FIG. 2 is a schematic diagram of a cleaning solution supply system according to an embodiment. FIG. 3 is a schematic diagram of a structure of a bubble in a supply line in an embodiment of a detection device. The direction of the arrows in the figures is the direction of flow of the cleaning liquid, and the surface cleaning apparatus may be a hand-held, upright, horizontal or intelligent cleaning apparatus, and is not limited in detail herein. The surface cleaning apparatus 100 includes a dirt recovery system and a cleaning liquid supply system including a clean water tank, a supply line 2, a cleaning liquid dispenser, and a nozzle, wherein the liquid in the clean water tank is sprayed onto a surface to be cleaned or a rolling brush through the nozzle after passing through the supply line 2, and the surface is cleaned, and then the dirt recovery system recovers the cleaned dirt. The dirt recovery system comprises a suction nozzle provided to the cleaning head, a dirt tank 5 for recovering dirt, a motor assembly for generating a suction air flow, and a suction duct for fluidly connecting the suction nozzle, the dirt tank and the motor assembly. The suction airflow generated by the motor assembly enables dirt at the suction nozzle to flow into the sewage tank 5 through the suction pipeline, and after the dirt is subjected to gas-liquid separation in the sewage tank 5, the air is discharged out of the equipment through the motor. The cleaning liquid supply system further comprises a detection device 3 for detecting whether liquid flows in the supply pipeline 2, wherein the detection device 3 can send out corresponding detection signals, the detection signals comprise a first detection signal and a second detection signal, the first detection signal is a signal sent by the detection device 3 when the detection device 3 detects that no liquid flows in the supply pipeline 2, and the second detection signal is a signal sent by the detection device 3 when the detection device 3 detects that the liquid flows in the supply pipeline 2. The detection signal may be a voltage signal, a current signal or other signals that can be transmitted, which are not limited in detail herein, and only the signal is needed to realize information transmission. In some specific embodiments, the detection device 3 may be a capacitive sensor or an opto-coupler sensor. The specific structure of the capacitive sensor or the optocoupler sensor is not described in detail herein, and is a structure commonly used in the market. In the following, the principle will be described by taking an optocoupler sensor as an example, but this embodiment is not limited to this, and during operation of the surface cleaning apparatus, the cleaning liquid supply system starts to operate, when there is liquid flowing in the pipe, the optocoupler sensor will send a high voltage signal (corresponding to the low voltage signal below), when there is no liquid flowing in the pipe, the optocoupler sensor will send a low voltage signal (corresponding to the high voltage signal), and if there is liquid flowing in the supply pipe 2, the sensor will send a high voltage signal (second detection signal) all the time, and this indicates that there is cleaning liquid in the cleaning liquid tank 1, and no addition is required. When no liquid flows in the pipeline, the signal sent by the sensor is changed from a high voltage signal (second detection signal) to a low voltage signal (first detection signal), and at the moment, the cleaning liquid tank 1 is provided with no cleaning liquid. An alarm signal is sent to remind the user to add cleaning liquid. Of course, in order to ensure the accuracy of the detection result, the controller generally controls the alarm device to send an alarm signal after the low voltage signal lasts for a period of time.
Referring to fig. 2 and 3, on the one hand, during use, since the cleaning liquid tank 1 may be moving, some bubbles may be generated in the cleaning liquid tank 1, or, in order to improve cleaning effect, a cleaning agent is generally added into the cleaning liquid tank 1, most of the cleaning liquid may generate a large amount of bubbles 6 in the cleaning liquid tank 1, and if the bubbles 6 continuously pass through the detecting device 3, the detecting device 3 may determine that there is no water or cleaning liquid in the cleaning liquid tank 1, and send an alarm signal to remind a user to add water, while in fact the cleaning liquid tank 1 still has cleaning liquid. On the other hand, in order to ensure that the water yield is not too high during normal operation of the cleaning solution supply system, a water spraying manner is generally adopted at intervals, for example, in the case of low gear (small suction force), the working time of the water pump 4 is 124 ms every 3 seconds; in the case of high-grade (high suction), the pump 4 is operated for 124 ms every 2 seconds. In the working process, when the water pump 4 is in a stop state and the air bubble 6 is just located at the detection device 3, the time that the air bubble 6 stays at the detection device 3 exceeds the preset alarm time of the detection device 3 (namely, the first detection signal lasts for a preset time period), and an alarm is triggered. On the other hand, if the liquid in the supply line 2 is completely emptied during the last cleaning, the supply line 2 between the cleaning liquid tank 1 and the detection device 3 is filled with air, which is also prone to false alarms.
In order to solve the problem of false alarm, the present invention provides a control method for a surface cleaning apparatus, and referring to fig. 4-5, fig. 4 is a flowchart of a control method in an embodiment. FIG. 5 is a flow chart of a control method in another embodiment. As shown, the control method includes:
receiving or acquiring a detection signal sent by a detection device 3 in the supply pipeline 2; the detection signals comprise a first detection signal and a second detection signal, wherein the first detection signal is a signal sent by the detection device 3 when the detection device 3 detects that no liquid flows in the supply pipeline 2, and the second detection signal is a signal sent by the detection device 3 when the detection device 3 detects that the liquid flows in the supply pipeline 2;
controlling the water pump 4 to work in different working modes according to different detection signals, wherein the different working modes comprise a first working mode and a second working mode; wherein the flow rate of the water pump 4 in the first operation mode is greater than the flow rate in the second operation mode in a preset period of time. The flow rate here is not limited to the flow rate actually passing through the water pump 4, and may be the capacity of the cleaning liquid actually passing through the water pump 4, or may be the flow rate at which the water pump 4 can theoretically pump the liquid in a period of time. In one embodiment, the flow rate of the water pump 4 in the first operation mode is greater than the flow rate in the second operation mode for a period of 4-5 seconds. After the first detection signal (water shortage signal) is sent, the flow rate of the cleaning liquid pumped from the cleaning liquid tank 1 to the detection device 3 by the water pump 4 is improved by changing the working mode, and the supply pipeline 2 is filled with the cleaning liquid rapidly, so that the probability of false alarm can be effectively reduced.
In one embodiment, the water pump 4 is continuously operated in the first mode of operation. In the second mode of operation the water pump 4 is operated intermittently, in particular in the first mode of operation the water pump 4 is fully on and continuously operated, so that liquid in the cleaning liquid tank 1 is rapidly transported to the nozzle, and at this time, when the liquid passes the detection means 3, the detection means emits a second detection signal, i.e. the alarm means does not emit an alarm signal. Even when the air bubbles 6 are present in the supply line 2, they are rapidly emptied, so that not only false alarms can be avoided, but also a sufficient supply of cleaning liquid can be ensured. In the second working mode, the water pump 4 works intermittently, and the water spraying amount can be effectively controlled.
Referring to fig. 4, in a further embodiment, when the water pump 4 is operated for a preset time, the first detection signal does not become the second detection signal during this time, which indicates that the cleaning solution tank 1 is deficient in water and requires the addition of cleaning solution. If the first detection signal becomes the second detection signal during this period of time, the water pump 4 is operated in the second operation mode after the preset period of time has elapsed in the first operation mode.
Referring to fig. 5, in another further embodiment, during a period in which the water pump 4 is operating in the first mode of operation, the water pump 4 is controlled to operate in the second mode of operation immediately after the detection signal is changed from the first detection signal to the second detection signal. Specifically, when the water pump 4 is in the first operation mode for rapidly delivering the liquid, in order to avoid the excessive liquid sprayed by the nozzle, the detection device 3 sends out the second detection signal after the liquid flows through the detection device 3, and at this time, the water pump 4 is controlled to operate in the second operation mode (small flow), and the second operation mode is the operation mode of the water pump 4 when the device is in normal operation.
Further, when the water pump 4 operates in the first operation mode for more than a preset time, the alarm device is controlled to send an alarm signal. The preset time is 3-6 seconds. If the preset time is too short, false alarm is easy to occur when a large number of bubbles 6 exist; if the time is too long, the use experience is seriously affected. Specifically, when the water pump 4 is operated in the first operation mode for more than a preset time, which means that no liquid flows through the pipe for the preset time period, it is possible to preliminarily determine that no cleaning liquid has been in the cleaning liquid tank 1. If cleaning liquid exists in the cleaning liquid tank 1, the water pump 4 is continuously operated (operated at a large flow rate) for the period of time, the cleaning liquid reaches the detection device 3, the detection device 3 also sends out a second detection signal, and the controller controls the water pump 4 to operate in a second operation mode after receiving the second detection signal so as to reduce the flow rate of the water pump 4.
Of course, in other embodiments, the first operation mode may be intermittent operation or continuous operation, and the second operation mode may be intermittent operation or continuous operation, and the two operation modes may be combined at will, so long as it is ensured that the delivery amount of the water pump 4 in the first operation mode is greater than the delivery amount of the water pump 4 in the second operation mode in a preset period of time.
With continued reference to fig. 4-5, the present invention also provides a control method for a surface cleaning apparatus comprising:
receiving or acquiring a detection signal sent by a detection device 3 in the supply pipeline 2; the detection signals comprise a first detection signal and a second detection signal, wherein the first detection signal is a signal sent by the detection device 3 when the detection device 3 detects that no liquid flows in the supply pipeline 2, and the second detection signal is a signal sent by the detection device 3 when the detection device 3 detects that the liquid flows in the supply pipeline 2;
controlling the water pump 4 to work in different working modes according to different detection signals, wherein the different working modes comprise a first working mode and a second working mode; the time of the water pump 4 for conveying the liquid from the cleaning liquid tank 1 to the position of the detection device 3 in the first working mode is a first preset time, and the time of the water pump 4 for conveying the liquid from the cleaning liquid tank 1 to the position of the detection device 3 in the second working mode is a second preset time, wherein the first preset time is less than the second preset time.
The preset time may be theoretical time, or may be time when the actual water pump 4 is operated. In one embodiment, the flow rate of the water pump 4 in the first operation mode is greater than the flow rate in the second operation mode for a period of 4-5 seconds. The first predetermined time is less than the second predetermined time, while the supply line 2 is unchanged. After the first detection signal (water shortage signal) is sent, the flow rate of the cleaning liquid pumped from the cleaning liquid tank 1 to the detection device 3 by the water pump 4 is improved by changing the working mode, the flowing time of the liquid in the supply pipeline 2 is shortened, the supply pipeline 2 is rapidly filled with the cleaning liquid, and the occurrence probability of false alarm can be effectively reduced.
In one embodiment, the water pump 4 is continuously operated in the first mode of operation. In the second mode of operation the water pump 4 is operated intermittently, in particular in the first mode of operation the water pump 4 is fully on and continuously operated, so that liquid in the cleaning liquid tank 1 is rapidly transported to the nozzle, and at this time the alarm device will not emit an alarm signal when the fluid passes the detection device 3. Even when the air bubbles 6 are present in the supply line 2, they are rapidly emptied, so that not only false alarms can be avoided, but also a sufficient supply of cleaning liquid can be ensured. In the second working mode, the water pump 4 works intermittently, and the water spraying amount can be effectively controlled.
Referring to fig. 4, in a further embodiment, when the water pump 4 is operated in the first operation mode for a preset time, the first detection signal does not become the second detection signal during this time, which indicates that the cleaning solution tank 1 is deficient in water, and the cleaning solution needs to be added. If the first detection signal becomes the second detection signal during this time period, which means that cleaning liquid is fed to the detection device quickly, which means that cleaning liquid is still in the cleaning liquid tank, the pump 4 is operated in the first mode of operation after the preset time period has elapsed.
Referring to fig. 5, in another further embodiment, during a period in which the water pump 4 is operating in the first mode of operation, the water pump 4 is controlled to operate in the second mode of operation immediately after the detection signal is changed from the first detection signal to the second detection signal. Specifically, when the water pump 4 is in the first operation mode for rapidly delivering the liquid, in order to avoid the excessive liquid sprayed by the nozzle, the detection device 3 sends out the second detection signal after the liquid flows through the detection device 3, and at this time, the water pump 4 is controlled to operate in the second operation mode (small flow), and the second operation mode is the operation mode of the water pump 4 when the device is in normal operation.
Further, when the water pump 4 operates in the first operation mode for more than a preset time, the alarm device is controlled to send an alarm signal. The preset time is 3-6 seconds. Too short time, false alarm is easy to occur when a large number of bubbles 6 exist, and too long time can seriously affect the use experience. Specifically, when the water pump 4 is operated in the first operation mode for more than a preset time, which means that no liquid flows through the pipe for this preset time period, it can be determined that no cleaning liquid has been in the cleaning liquid tank 1. If cleaning liquid exists in the cleaning liquid tank 1, the water pump 4 continuously runs for a period of time, the cleaning liquid reaches the detection device 3, the detection device 3 also sends out a second detection signal, and the controller controls the water pump 4 to operate in a second working mode after receiving the second detection signal so as to reduce the flow rate of the water pump 4.
Of course, in other embodiments, the first operation mode may be intermittent operation or continuous operation, and the second operation mode may be intermittent operation or continuous operation, and the two operation modes may be combined at will, so long as it is ensured that the delivery amount of the water pump 4 in the first operation mode is greater than the delivery amount of the water pump 4 in the second operation mode in a preset period of time.
The invention also provides a surface cleaning apparatus comprising
A cleaning liquid supply system for supplying a cleaning liquid;
and a controller for controlling the cleaning liquid supply system according to the control method in any of the above embodiments.
The present invention provides a storage medium having a computer program stored therein, wherein the computer program is arranged to execute the control method described in any of the above embodiments when run.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.

Claims (10)

1. A control method for a surface cleaning apparatus, comprising
Receiving or acquiring a detection signal sent by a detection device in a supply pipeline; the detection signals comprise a first detection signal and a second detection signal, wherein the first detection signal is a signal sent by the detection device when the detection device detects that no liquid flows in the supply pipeline, and the second detection signal is a signal sent by the detection device when the detection device detects that the liquid flows in the supply pipeline;
controlling the water pump to work in different working modes according to different detection signals, wherein the different working modes comprise a first working mode and a second working mode; and when the time that the water pump works in the first working mode exceeds the preset time, controlling the alarm device to send an alarm signal.
2. The control method according to claim 1, comprising
Wherein the flow rate of the water pump in the first working mode is greater than the flow rate in the second working mode in a preset time period, or
The time of the water pump for conveying the liquid from the cleaning liquid tank to the position of the detection device in the first working mode is a first preset time, the time of the water pump for conveying the liquid from the cleaning liquid tank to the position of the detection device in the second working mode is a second preset time, and the first preset time is smaller than the second preset time.
3. The control method according to claim 1 or 2, characterized in that,
in the first operation mode, the water pump continuously operates.
4. The control method according to claim 1 or 2, characterized in that,
in the second operation mode, the water pump is operated intermittently.
5. The control method according to claim 1, wherein,
and when the detection signal is changed from the first detection signal to the second detection signal, controlling the water pump to work in a second working mode.
6. The control method according to claim 1 or 2, characterized in that,
the water pump continuously works in the first working mode and the second working mode; or (b)
And under the first working mode and the second working mode, the water pump works intermittently.
7. The control method according to claim 1 or 2, characterized in that,
the preset time is 3-6 seconds.
8. A surface cleaning apparatus, the surface cleaning apparatus comprising
A cleaning liquid supply system for supplying a cleaning liquid;
a controller for controlling the cleaning liquid supply system according to the control method according to any one of claims 1 to 7.
9. A surface cleaning apparatus as claimed in claim 8, wherein,
the detection device is a capacitive sensor or an optical coupling type sensor.
10. A storage medium, characterized in that the storage medium has stored therein a computer program, wherein the computer program is arranged to execute the control method of any of the claims 1-7 when run.
CN202310080353.6A 2021-11-09 2021-11-09 Control method for surface cleaning apparatus, and storage medium Withdrawn CN116019404A (en)

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Application Number Priority Date Filing Date Title
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CN113951782B (en) * 2021-11-09 2023-03-21 苏州简单有为科技有限公司 Control method for a surface cleaning apparatus, surface cleaning apparatus and storage medium
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