CN111380592A - Water box water level detection device and method and integrated stove - Google Patents
Water box water level detection device and method and integrated stove Download PDFInfo
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- CN111380592A CN111380592A CN202010265550.1A CN202010265550A CN111380592A CN 111380592 A CN111380592 A CN 111380592A CN 202010265550 A CN202010265550 A CN 202010265550A CN 111380592 A CN111380592 A CN 111380592A
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- water
- water level
- box
- water box
- main control
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 210
- 238000001514 detection method Methods 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims description 4
- 230000003071 parasitic effect Effects 0.000 claims abstract description 24
- 238000013020 steam cleaning Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims description 22
- 239000003990 capacitor Substances 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- 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
- G01F23/26—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 capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—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 capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Cookers (AREA)
Abstract
The invention discloses a water box water level detection device, a detection method and an integrated stove, belonging to the water level detection technology, wherein the existing integrated stove with a steam cleaning function does not lack water to be extracted; the water level signal is transmitted to the main control part and is transmitted to the display part by the main control part for display; the display part alarms to remind the user to add water when the water box is lack of water. In particular, different detection chips are used for detecting the parasitic capacitance values of different depths of the water box to obtain a water level signal. The water level in the water tank can be accurately detected, when water shortage is detected, the triggering of the steam cleaning device is limited, and the situation that the cleaning effect cannot be achieved and the cleaning device is possibly damaged in the absence of water is avoided; when water is short, an alarm signal is realized to prompt a user to add water; the water level height in the water box is detected, water contact is not needed, the water box is only needed to be attached to the outside of the water box, water quality is not affected, any accessory does not need to be replaced, and the installation is simple.
Description
Technical Field
The invention belongs to a water level detection technology, and particularly relates to a water box water level detection device, a detection method and an integrated stove.
Background
At present, for an integrated stove with a steam cleaning function, water is generally required to be added into a water box to provide water for a steam cleaning device, and the integrated stove is related to the invention patent application with the application publication number CN105202607A, the invention patent with the publication number CN204739652U, the invention patent application with the publication number CN108679676A and the invention patent with the publication number CN 208846481U. Wherein it needs to have the water source to realize steam cleaning, and effectual mode is that the configuration water box holds the water, and the water box needs the user's unscheduled in service behavior who opens in order to observe water to whether start cleaning function according to needs and judge adding water, water box water-logging has used up and the user forgets to add water occasionally, starts the easy damage steam cleaner behind the integrated kitchen cleaning function this moment, simultaneously because there is not water and can't produce high temperature steam, also can not reach the cleaning performance. On the other hand, under the condition that the water quantity in the water box is insufficient, the existing integrated cooker with the cleaning function on the market does not have the function of reminding the user of adding water, so that great inconvenience is caused to the use of the user, and the user experience is very poor.
Disclosure of Invention
The invention aims to solve the technical problems and provide a water box water level detection device, a detection method and an integrated stove, aiming at overcoming the defect that the existing integrated stove with a steam cleaning function has no water shortage prompt.
In order to achieve the above object, the present invention provides a water level detecting device for a water tank, comprising:
a display part for displaying water level information;
the liquid level detection part is arranged at the water box and is used for detecting the water level of the water box and generating a water level signal;
and the main control part receives the water level signal detected by the liquid level detection part and transmits the water level signal to the display part, so that the display part alarms to remind a user of adding water when the water box is lack of water.
As a preferable technical means of the water level detection device of the water box: the liquid level detection part comprises a plurality of grounded parasitic capacitors arranged at different depths in the water box and detection chips corresponding to the parasitic capacitors and used for sensing capacitance values of the corresponding parasitic capacitors, and the detection chips send the detected capacitance values to the main control part.
As a preferable technical means of the water level detection device of the water box: the detection chip is attached to the outer side wall of the water box.
As a preferable technical means of the water level detection device of the water box: the detection chip converts the detected capacitance value into a digital signal and sends the digital signal to the main control part.
As a preferable technical means of the water level detection device of the water box: the main control part is in communication connection with the display part and the liquid level detection part.
In order to achieve the purpose, the water level detection method of the water box is characterized in that:
detecting the water level of the water box by using a liquid level detection part and generating a water level signal;
the water level signal is transmitted to the main control part and is transmitted to the display part by the main control part for display;
when the water box is lack of water, the display part gives an alarm to remind a user of adding water.
The preferable technical means as the water level detection method of the water box comprises the following steps: when detecting that there is a water shortage, the main control portion restricts the triggering of the steam cleaning device.
The preferable technical means as the water level detection method of the water box comprises the following steps: and detecting the parasitic capacitance values of different depths of the water box by using different detection chips to obtain a water level signal.
In order to achieve the purpose, the integrated stove comprises a water box and a steam cleaning device which are connected through a water pipe, and is characterized in that: the water box is provided with the water box water level detection device.
The invention uses the liquid level detection part to detect the water level of the water box and generate a water level signal; the water level signal is transmitted to the main control part and is transmitted to the display part by the main control part for display; the display part alarms to remind the user to add water when the water box is lack of water. In particular, different detection chips are used for detecting the parasitic capacitance values of different depths of the water box to obtain a water level signal. The following technical effects are achieved:
1. the water level in the water tank is accurately detected, when water shortage is detected, the triggering of the steam cleaning device is limited, and the situation that the cleaning effect cannot be achieved and the cleaning device is possibly damaged in the absence of water is avoided;
2. when water is short, an alarm signal is realized to prompt a user to add water;
3. the water level height in the water box is detected, water contact is not needed, the water box is only needed to be attached to the outside of the water box, water quality is not affected, any accessory does not need to be replaced, and the installation is simple.
Drawings
FIG. 1 is a schematic view of a water level detecting apparatus of a water box according to the present invention;
the reference numbers in the figures illustrate: 01 is a liquid level detection part, 02 is a main control part, 03 is a display part, 04 is a steam cleaning device, 05 is a water box, 06 is a parasitic capacitor, and 07 is a detection chip.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, the water level detection apparatus of the water bucket includes:
a display portion 03 for displaying water level information; the alarm device is mainly used for receiving a water level signal transmitted by a main control board, and displaying the water shortage alarm information to remind a user of adding water once water shortage occurs;
a liquid level detection part 01 which is arranged at the water box 05 and is used for detecting the water level of the water box and generating a water level signal;
and the main control part 02 receives the water level signal detected by the liquid level detection part 01 and transmits the water level signal to the display part 03, so that the display part 03 gives an alarm to remind a user of adding water when the water box is lack of water.
In particular, the liquid level detection portion 01 includes a plurality of grounded parasitic capacitors 06 disposed at different depths in the water box 05 and a detection chip 07 corresponding to each parasitic capacitor for sensing a capacitance value of the corresponding parasitic capacitor, and the detection chip 07 transmits the detected capacitance value to the main control portion 02. When one parasitic capacitor is submerged by water to be exposed out of the water surface, the capacitance value of the parasitic capacitor can be obviously changed, and the water level lower than the parasitic capacitor can be determined according to the change of the capacitance value, so that the corresponding water level can be determined according to the change of the capacitance values of different parasitic capacitors.
And, the detection chip converts the detected capacitance value into a digital signal and sends the digital signal to the main control part.
The main control part 02 is in communication connection with the display part 03 and the liquid level detection part 01. The main control part is a control panel, and the control panel comprises 2 groups of communication serial ports, namely a serial port communicated with the liquid level detection part 01 and a serial port communicated with the display part 03, and is mainly used for receiving water level information of the liquid level detection part 01 and transmitting the information to the display part, and meanwhile, when water shortage is detected, the steam cleaning device can be controlled not to be triggered to be started.
The water box is preferably a sealed plastic part, and the detection chip is directly attached to the outer side wall of the water box and does not need to be directly contacted with water, so that the water box is convenient to mount. The water box is connected with the steam cleaning device through a water pipe, and water in the water box is pumped out and utilized through a water pump in the steam cleaning device during normal work.
Based on the detection device, the water level detection method of the water box comprises the following steps: detecting the water level of the water box by using a liquid level detection part and generating a water level signal; the water level signal is transmitted to the main control part and is transmitted to the display part by the main control part for display; the display part alarms to remind the user to add water when the water box is lack of water. In particular: and detecting the parasitic capacitance values of different depths of the water box by using different detection chips to obtain a water level signal. When detecting that there is a water shortage, the main control portion restricts the triggering of the steam cleaning device.
Wherein, the corresponding detection chip of liquid level detection part (or call water level detection circuit), parasitic capacitance constitutes a port, the detection chip that the multiunit corresponds, parasitic capacitance constitutes a plurality of ports, correspond a parasitic capacitance value between every port and water box and the earth, when certain parasitic capacitance value changes, the detection chip that this parasitic capacitance corresponds can detect different signals of telecommunication, thereby judge the water level height that corresponds in the water box, this detection chip is inside can become digital signal with the signal processing who detects, exchange data between through UART serial ports and the main control part.
According to the detection device and the detection method, the liquid level detection part 01 (a water level detection circuit) is attached to the outer side wall of the water box, so that the liquid level condition in the water box can be detected, when the water level in the water box is insufficient, a user is reminded of adding water into the water box through the alarm of the display part, and the damage and ineffective cleaning of the cleaning device caused by starting a steam cleaning function under the condition of water shortage are avoided; in addition, the scheme has the alarm function of the display part, so that the problem that the existing product of the user is not reminded of adding water is solved, and the product experience of the user is improved.
The detection device of the present invention is applied to an integrated cooker, which may be constructed as described in the background art and in other structural forms, the water tank 05 is connected to the steam cleaning device 04 through a water pipe, a control panel as a main control part is integrated with a control panel of the integrated cooker and is installed at a position where the integrated cooker is easily operated and controlled, and the display part is installed as an interactive interface at a position where the integrated cooker is easily observed.
Claims (9)
1. Water box water level detection device, characterized by includes:
a display part for displaying water level information;
the liquid level detection part is arranged at the water box and is used for detecting the water level of the water box and generating a water level signal;
and the main control part receives the water level signal detected by the liquid level detection part and transmits the water level signal to the display part, so that the display part alarms to remind a user of adding water when the water box is lack of water.
2. The water level detecting apparatus of claim 1, wherein: the liquid level detection part comprises a plurality of grounded parasitic capacitors arranged at different depths in the water box and detection chips corresponding to the parasitic capacitors and used for sensing capacitance values of the corresponding parasitic capacitors, and the detection chips send the detected capacitance values to the main control part.
3. The water level detecting apparatus of claim 2, wherein: the detection chip is attached to the outer side wall of the water box.
4. The water level detecting apparatus of claim 2, wherein: the detection chip converts the detected capacitance value into a digital signal and sends the digital signal to the main control part.
5. The water level detecting apparatus of claim 1, wherein: the main control part is in communication connection with the display part and the liquid level detection part.
6. The water level detection method of the water box is characterized in that:
detecting the water level of the water box by using a liquid level detection part and generating a water level signal;
the water level signal is transmitted to the main control part and is transmitted to the display part by the main control part for display;
when the water box is lack of water, the display part gives an alarm to remind a user of adding water.
7. The water level detecting method of claim 6, wherein: and detecting the parasitic capacitance values of different depths of the water box by using different detection chips to obtain a water level signal.
8. The water level detecting method of claim 6, wherein: when detecting that there is a water shortage, the main control portion restricts the triggering of the steam cleaning device.
9. Integrated kitchen, it includes water box and steam cleaning device through water piping connection, characterized by: the water box water level detection device of claims 1-5 is configured for the water box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010265550.1A CN111380592A (en) | 2020-04-07 | 2020-04-07 | Water box water level detection device and method and integrated stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010265550.1A CN111380592A (en) | 2020-04-07 | 2020-04-07 | Water box water level detection device and method and integrated stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111380592A true CN111380592A (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010265550.1A Pending CN111380592A (en) | 2020-04-07 | 2020-04-07 | Water box water level detection device and method and integrated stove |
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| Country | Link |
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| CN (1) | CN111380592A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040069249A1 (en) * | 2001-04-02 | 2004-04-15 | Brendan Kemp | Pressurized steam boilers and their control |
| US20080163758A1 (en) * | 2007-01-08 | 2008-07-10 | Samsung Electronics Co., Ltd. | Water level sensor, steam generator having the same, heating cooker having the steam generator and control method thereof |
| CN201259327Y (en) * | 2008-04-24 | 2009-06-17 | 顾永洪 | Instantaneously heated kettle control circuit capable of detecting water level |
| CN201341763Y (en) * | 2008-12-31 | 2009-11-11 | 广东洛贝电子科技有限公司 | Electric steamer capable of water-shortage warning |
| JP2016000079A (en) * | 2014-06-11 | 2016-01-07 | 三菱電機株式会社 | Water level detection appliance |
| CN208704831U (en) * | 2018-05-11 | 2019-04-05 | 广东美的厨房电器制造有限公司 | Water-level measuring equipment, steam oven for water box |
| CN212007416U (en) * | 2020-04-07 | 2020-11-24 | 奥普家居股份有限公司 | Water box water level detection device and integrated kitchen |
-
2020
- 2020-04-07 CN CN202010265550.1A patent/CN111380592A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040069249A1 (en) * | 2001-04-02 | 2004-04-15 | Brendan Kemp | Pressurized steam boilers and their control |
| US20080163758A1 (en) * | 2007-01-08 | 2008-07-10 | Samsung Electronics Co., Ltd. | Water level sensor, steam generator having the same, heating cooker having the steam generator and control method thereof |
| CN201259327Y (en) * | 2008-04-24 | 2009-06-17 | 顾永洪 | Instantaneously heated kettle control circuit capable of detecting water level |
| CN201341763Y (en) * | 2008-12-31 | 2009-11-11 | 广东洛贝电子科技有限公司 | Electric steamer capable of water-shortage warning |
| JP2016000079A (en) * | 2014-06-11 | 2016-01-07 | 三菱電機株式会社 | Water level detection appliance |
| CN208704831U (en) * | 2018-05-11 | 2019-04-05 | 广东美的厨房电器制造有限公司 | Water-level measuring equipment, steam oven for water box |
| CN212007416U (en) * | 2020-04-07 | 2020-11-24 | 奥普家居股份有限公司 | Water box water level detection device and integrated kitchen |
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