CN110313877A - A kind of spilling water detection device, method and the cleaning equipment of cleaning equipment - Google Patents
A kind of spilling water detection device, method and the cleaning equipment of cleaning equipment Download PDFInfo
- Publication number
- CN110313877A CN110313877A CN201910641821.6A CN201910641821A CN110313877A CN 110313877 A CN110313877 A CN 110313877A CN 201910641821 A CN201910641821 A CN 201910641821A CN 110313877 A CN110313877 A CN 110313877A
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- China
- Prior art keywords
- spilling water
- cleaning equipment
- mcu
- draining pump
- switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 134
- 238000001514 detection method Methods 0.000 title claims abstract description 69
- 238000004140 cleaning Methods 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 27
- 239000000523 sample Substances 0.000 claims abstract description 26
- 230000005611 electricity Effects 0.000 claims description 3
- 238000004590 computer program Methods 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 abstract description 5
- 238000004851 dishwashing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009183 running Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/421—Safety arrangements for preventing water damage
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/421—Safety arrangements for preventing water damage
- A47L15/4212—Detection of water leaks; Collection of leaked water, e.g. in the casing
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
- A47L15/4223—Devices for water discharge, e.g. devices to prevent siphoning, non-return valves
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/46—Devices for the automatic control of the different phases of cleaning ; Controlling devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
- G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
- A47L2501/02—Water discharge, e.g. opening or closure of discharge valve
Abstract
The present invention discloses spilling water detection device, method and the cleaning equipment of a kind of cleaning equipment.Wherein, which includes: the first spilling water detection circuit, is connect with micro-control unit MCU, for detecting switch signal caused by spilling water;Second spilling water detection circuit, connect with the MCU, for detecting metal probe signal caused by spilling water;The MCU, the draining pump for when receiving at least one of the switch signal and the metal probe signal, controlling the cleaning equipment are opened.The present invention passes through while detecting switch signal and metal probe signal, and Dual Logic judges whether spilling water.To improve detection reliability and accuracy, detection failure or erroneous judgement are prevented.
Description
Technical field
The present invention relates to equipment control technology fields, in particular to a kind of spilling water detection device of cleaning equipment, side
Method and cleaning equipment.
Background technique
For the cleaning equipments such as dish-washing machine, belong to electric appliance of paddling, there is many places differences in entire dish-washing machine
The problem of specification hose connects.With prolonged use, part of devices connector hose reaches capacity with aging, service life, deposits
In the risk of leak.
In order to be found in time when the hidden danger occurs, avoids causing user unnecessary economic loss, generally wash
Bowl machine all can increase spilling water testing mechanism in pedestal, which be generally switch, and working mechanism is: when there is water to leak to
When bottom cover, a certain amount of water is collected at the low-lying place of bottom cover, and the buoyancy of water floats foam plastic float, above float high spot top to float
Microswitch, switch motion.But the spilling water testing mechanism is more single, the timeliness and accuracy of spilling water prevention and control cannot protect
Card can not continue spilling water detection in float failure, and there are the risks of spilling water detection failure.
For the more single problem of spilling water testing mechanism in the prior art, currently no effective solution has been proposed.
Summary of the invention
Spilling water detection device, method and the cleaning equipment of a kind of cleaning equipment are provided in the embodiment of the present invention, it is existing to solve
There is the problem that spilling water testing mechanism is more single in technology.
In order to solve the above technical problems, the present invention provides a kind of spilling water detection devices of cleaning equipment, wherein the device
Include: the first spilling water detection circuit, connect with micro-control unit MCU, for detecting switch signal caused by spilling water;The
Two spilling water detection circuits, connect with the MCU, for detecting metal probe signal caused by spilling water;The MCU is used for
When receiving at least one of the switch signal and the metal probe signal, the draining of the cleaning equipment is controlled
Pump is opened.
Further, described device further include: switch, public termination AC power source, normally open end and described first
Detection circuit electrical connection, normal-closed end are electrically connected with the inlet water solenoid valve of the cleaning equipment;For causing switch dynamic in spilling water
Make, normal-closed end disconnects, normally open end closure;The inlet water solenoid valve is to power off after the switch disconnects,
To guarantee that the cleaning equipment stops water inlet.
Further, described device further include: draining pump control circuit connect, for described in receive with the MCU
After the open command that MCU is issued, the draining pump for controlling the cleaning equipment is opened.
Further, the MCU is also used in receiving the switch signal and the metal probe signal
At least one when, other loads for controlling the cleaning equipment are out of service.
Further, described device further include: display, for showing spilling water failure;And/or alarm, and it is described
MCU connection is alarmed after the spilling water signal for receiving the MCU.
The present invention also provides a kind of cleaning equipments, wherein the cleaning equipment includes: the spilling water inspection of above-mentioned cleaning equipment
Survey device and draining pump, inlet water solenoid valve;The spilling water detection device is when detecting the cleaning equipment spilling water, control
The draining pump is opened, while controlling the inlet water solenoid valve power-off.
The present invention also provides a kind of spilling water detection methods of cleaning equipment, wherein this method comprises: passing through the first spilling water
Detection circuit detects switch signal caused by spilling water;And it is detected produced by spilling water by the second spilling water detection circuit
Metal probe signal;When detecting at least one of the switch signal and the metal probe signal, control
Open the draining pump of the cleaning equipment.
Further, before detecting switch signal caused by spilling water by the first spilling water detection circuit, the side
Method further include: control switch disconnects the connection with the drain solenoid valve of the cleaning equipment, and accesses first spilling water
Detection circuit.
Further, the draining pump of the cleaning equipment is opened in control, comprising: is sent unlatching to draining pump control circuit and is referred to
It enables, is opened with triggering the draining pump of the cleaning equipment.
Further, after the draining pump of the control unlatching cleaning equipment, the method also includes: control the cleaning
Other loads of equipment are out of service.
Further, after detecting at least one of the switch signal and the metal probe signal,
The method also includes: display spilling water failure;And/or triggering alarm.
The present invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, which is characterized in that
Above-mentioned method is realized when described program is executed by processor.
It applies the technical scheme of the present invention, by detecting switch signal and metal probe signal, Dual Logic simultaneously
Judge whether spilling water.To improve detection reliability and accuracy, detection failure or erroneous judgement are prevented.
Detailed description of the invention
Fig. 1 is the structural block diagram of the spilling water detection device of cleaning equipment according to an embodiment of the present invention;
Fig. 2 is the refinement structural schematic diagram of spilling water detection device according to an embodiment of the present invention;
Fig. 3 is the flow chart of the spilling water detection method of cleaning equipment according to an embodiment of the present invention;
Fig. 4 is the control method flow chart of spilling water detection device according to an embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
It is described in detail to one step, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless the context clearly indicates other meaning, " a variety of " generally comprise at least two.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, indicate
There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".
Depending on context, word as used in this " if ", " if " can be construed to " ... when " or
" when ... " or " in response to determination " or " in response to detection ".Similarly, context is depended on, phrase " if it is determined that " or " such as
Fruit detection (condition or event of statement) " can be construed to " when determining " or " in response to determination " or " when detection (statement
Condition or event) when " or " in response to detection (condition or event of statement) ".
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
Include, so that commodity or device including a series of elements not only include those elements, but also including not clear
The other element listed, or further include for this commodity or the intrinsic element of device.In the feelings not limited more
Under condition, the element that is limited by sentence "including a ...", it is not excluded that in the commodity or device for including the element also
There are other identical elements.
The alternative embodiment that the invention will now be described in detail with reference to the accompanying drawings.
Embodiment one
Fig. 1 is the structural block diagram of the spilling water detection device of cleaning equipment according to an embodiment of the present invention, as shown in Figure 1, should
Device includes:
First spilling water detection circuit is connect with MCU (micro-control unit), for detecting the letter of switch caused by spilling water
Number;
Second spilling water detection circuit, connect with MCU, for detecting metal probe signal caused by spilling water;
MCU, for controlling cleaning equipment when receiving at least one of switch signal and metal probe signal
Draining pump open.
In the present embodiment, MCU passes through while detecting switch signal and metal probe signal, and Dual Logic judges whether
Spilling water.To improve detection reliability and accuracy, detection failure or erroneous judgement are prevented.
Fig. 2 is the refinement structural schematic diagram of spilling water detection device according to an embodiment of the present invention, as shown in Fig. 2, the device
Further include:
Switch, public termination AC power source, normally open end are electrically connected with the first detection circuit, and normal-closed end is set with cleaning
Standby inlet water solenoid valve electrical connection;For causing switch motion in spilling water, normal-closed end is disconnected, normally open end closure.
Inlet water solenoid valve is to power off after switch disconnects, to guarantee that cleaning equipment stops water inlet.
Pump control circuit is drained, is connect with MCU, for controlling cleaning equipment after receiving the open command that MCU is issued
Draining pump open.
The first spilling water detection circuit in the present embodiment, also referred to as switch spilling water detection circuit, the detection of the second spilling water
Circuit is also referred to as metal probe spilling water detection circuit.
Above-mentioned to can be single-pole double-throw switch (SPDT), wherein 1 is common end COM, 2 be normally open end, and 3 be normal-closed end.The end COM 1 with
AC power source AC_N electrical connection, normal-closed end 3 are electrically connected with inlet water solenoid valve, normally open end 2 and switch spilling water detection circuit electricity
Connection.Normal-closed end 3 is electrically connected with inlet water solenoid valve, and when spilling water occurs, switch movement, 1,3 are disconnected, and inlet water solenoid valve is straight
Power-off is connect, by taking dish-washing machine as an example, guarantees that dish-washing machine will not intake again under water leakage situation, 1,2 closures, switch detection circuit
Work.
Based on above structure, in cleaning equipment not spilling water, inlet water solenoid valve is normally powered on, lasting to intake.It is set in cleaning
After standby spilling water, inlet water solenoid valve powers off in time, no longer intakes, more serious to avoid spilling water.
In spilling water to guarantee equipment safety, other loads are avoided to charge water, above-mentioned MCU is also used to receiving float
When at least one of switching signal and metal probe signal, other loads for controlling cleaning equipment are out of service.
For remind user's spilling water risk, and can on-call maintenance, above-mentioned apparatus further include: display, for showing spilling water
Failure;And/or alarm, it connect with MCU, alarms after the spilling water signal for receiving MCU.
The present embodiment additionally provides a kind of cleaning equipment, which includes: the spilling water detection device of above-mentioned introduction, with
And draining pump, inlet water solenoid valve.Spilling water detection device controls draining pump unlatching when detecting spilling water, is drained;Same time control
Inlet water solenoid valve power-off processed, guarantee are no longer intake.
Embodiment two
Fig. 3 is the flow chart of the spilling water detection method of cleaning equipment according to an embodiment of the present invention, as shown in figure 3, the party
Method the following steps are included:
Step S301 detects switch signal caused by spilling water by the first spilling water detection circuit;And pass through
Two spilling water detection circuits detect metal probe signal caused by spilling water;
Step S302, when detecting at least one of switch signal and metal probe signal, control is opened clear
Wash the draining pump of equipment.
In the present embodiment, by detecting switch signal and metal probe signal simultaneously, Dual Logic judges whether to overflow
Water.To improve detection reliability and accuracy, detection failure or erroneous judgement are prevented.
Before detecting switch signal caused by spilling water by the first spilling water detection circuit, control switch is disconnected
The connection with the drain solenoid valve of cleaning equipment is opened, and accesses the first spilling water detection circuit.Drain solenoid valve power-off then no longer into
Water prevents spilling water more serious.The first spilling water detection circuit is accessed to start Dual Logic judgement, it is reliable to improve spilling water detection
Property.
In the above-described embodiment, the draining pump of cleaning equipment is opened in control, specifically can be to draining pump control circuit hair
Open command is sent, is opened with triggering the draining pump of cleaning equipment.Later, other loads for controlling cleaning equipment are out of service.With
It prevents other loads from charging water, reduced risk, guarantee equipment safety.
It is detecting at least one of switch signal and metal probe signal, is determining after spilling water occurs, Ke Yi
Display interface shows spilling water failure;And/or triggering alarm.Remind the user that spilling water risk and on-call maintenance.
Fig. 4 is the control method flow chart of spilling water detection device according to an embodiment of the present invention, as shown in figure 4, the process
As follows: MCU starts to receive feedback signal after complete machine powering, judges whether the signal received is that switch signal or metal are visited
Needle signal, switch signal can be used as first detection signal, and metal probe signal can be used as the second detection signal.As long as MCU
It receives wherein at least one feedback signal (Fig. 4 is by taking two signals all receive as an example), issues control instruction, draining at once
Pump control circuit work, control draining pump are opened, water in dish-washing machine are emptied, and prevent more water from overflowing.MCU sending simultaneously refers to
It enables and closes other load runnings, display interface shows spilling water failure, and user is reminded to contact after-sales service.After-sales service solves spilling water
Problem, the process terminate.
Embodiment three
The embodiment of the invention provides a kind of software, which retouches in above-described embodiment and preferred embodiment for executing
The technical solution stated.
The embodiment of the invention provides a kind of nonvolatile computer storage media, the computer storage medium is stored with
The spilling water of the cleaning equipment in above-mentioned any means embodiment can be performed in computer executable instructions, the computer executable instructions
Detection method.
Above-mentioned software is stored in above-mentioned storage medium, which includes but is not limited to: CD, floppy disk, hard disk, can
Flash memory etc..
The apparatus embodiments described above are merely exemplary, wherein described, unit can as illustrated by the separation member
It is physically separated with being or may not be, component shown as a unit may or may not be physics list
Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers
It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation
Method described in certain parts of example or embodiment.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features;
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (12)
1. a kind of spilling water detection device of cleaning equipment, which is characterized in that described device includes:
First spilling water detection circuit, connect with micro-control unit MCU, for detecting switch signal caused by spilling water;
Second spilling water detection circuit, connect with the MCU, for detecting metal probe signal caused by spilling water;
The MCU, for controlling when receiving at least one of the switch signal and the metal probe signal
The draining pump of the cleaning equipment is opened.
2. the apparatus according to claim 1, which is characterized in that described device further include:
Switch, public termination AC power source, normally open end are electrically connected with first detection circuit, normal-closed end and described clear
Wash the inlet water solenoid valve electrical connection of equipment;For causing switch motion in spilling water, normal-closed end is disconnected, and normally open end is closed
It closes;
The inlet water solenoid valve is to power off after the switch disconnects, to guarantee that the cleaning equipment stops water inlet.
3. the apparatus according to claim 1, which is characterized in that described device further include:
Pump control circuit is drained, is connect with the MCU, for after receiving the open command that the MCU is issued, described in control
The draining pump of cleaning equipment is opened.
4. the apparatus according to claim 1, which is characterized in that
The MCU is also used to when receiving at least one of the switch signal and the metal probe signal, control
Other loads for making the cleaning equipment are out of service.
5. the apparatus according to claim 1, which is characterized in that described device further include:
Display, for showing spilling water failure;And/or
Alarm is connect with the MCU, is alarmed after the spilling water signal for receiving the MCU.
6. a kind of cleaning equipment, which is characterized in that the cleaning equipment includes: cleaning described in any one of claims 1 to 5
Spilling water detection device and draining pump, the inlet water solenoid valve of equipment;
The spilling water detection device controls the draining pump and opens when detecting the cleaning equipment spilling water, while controlling institute
State inlet water solenoid valve power-off.
7. a kind of spilling water detection method of cleaning equipment, which is characterized in that the described method includes:
Switch signal caused by spilling water is detected by the first spilling water detection circuit;And electricity is detected by the second spilling water
Detect metal probe signal caused by spilling water in road;
When detecting at least one of the switch signal and the metal probe signal, the cleaning is opened in control
The draining pump of equipment.
8. the method according to the description of claim 7 is characterized in that being detected caused by spilling water by the first spilling water detection circuit
Before switch signal, the method also includes:
The connection of switch disconnection and the drain solenoid valve of the cleaning equipment is controlled, and accesses the first spilling water detection electricity
Road.
9. the method according to the description of claim 7 is characterized in that the draining pump of the cleaning equipment is opened in control, comprising:
Open command is sent to draining pump control circuit, is opened with triggering the draining pump of the cleaning equipment.
10. the method according to the description of claim 7 is characterized in that after the draining pump of the cleaning equipment is opened in control, institute
State method further include:
Other loads for controlling the cleaning equipment are out of service.
11. the method according to the description of claim 7 is characterized in that detecting the switch signal and the metal
After at least one of probe signals, the method also includes:
Show spilling water failure;And/or
Triggering alarm.
12. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that described program is processed
The method as described in any one of claim 7 to 11 is realized when device executes.
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CN201910641821.6A CN110313877A (en) | 2019-07-16 | 2019-07-16 | A kind of spilling water detection device, method and the cleaning equipment of cleaning equipment |
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CN201910641821.6A CN110313877A (en) | 2019-07-16 | 2019-07-16 | A kind of spilling water detection device, method and the cleaning equipment of cleaning equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112880767A (en) * | 2021-01-11 | 2021-06-01 | 安徽工程大学 | Anti-overflow electric system for filtrate tank |
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