CN102735309A - Internet of things monitoring system for liquid quantity in liquid container - Google Patents
Internet of things monitoring system for liquid quantity in liquid container Download PDFInfo
- Publication number
- CN102735309A CN102735309A CN2011100946927A CN201110094692A CN102735309A CN 102735309 A CN102735309 A CN 102735309A CN 2011100946927 A CN2011100946927 A CN 2011100946927A CN 201110094692 A CN201110094692 A CN 201110094692A CN 102735309 A CN102735309 A CN 102735309A
- Authority
- CN
- China
- Prior art keywords
- liquid
- liquid container
- computing machine
- amount
- sensor device
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- G01F23/14—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 measurement of pressure
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/06—Buying, selling or leasing transactions
- G06Q30/0601—Electronic shopping [e-shopping]
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention relates to the filed of sensors, and particularly relates to a pressure sensor. An internet of things monitoring system for the liquid quantity in a liquid container comprises a liquid container for containing liquid, and a wireless sensor device, wherein the wireless sensor device comprises a pressure sensor at the bottom of the liquid container and is connected with a wireless transmitting module. According to the technical scheme, as the internet of things monitoring system is provided with the wireless sensor device, the liquid quantity of the liquid container can be obtained without manual visual inspection or detection by auxiliary equipment, so that the detection is simple and convenient.
Description
Technical field
The present invention relates to sensor field, be specifically related to a kind of pressure transducer.
Background technology
In daily life, activity in production, people often need adopt container that oil, soy sauce, drink, washing agent and other liquid are carried out splendid attire.In industry, in liquid container during carrying liquid, whether the liquid in the liquid quantitative splendid attire in the liquid container, existing technology for detection liquid container quantitatively the time, adopts utility appliance to detect usually, detects comparatively complicated.In daily life, people adopt the amount of liquid in the mode tracer liquid container of range estimation usually, and are more inaccurate.In addition, when using liquid, just find when the liquid in liquid container is very few, can influence daily use.
Summary of the invention
The objective of the invention is to, liquid container amount of liquid Internet of Things supervisory system is provided, solve above technical matters.
The technical matters that the present invention solved can adopt following technical scheme to realize:
Liquid container amount of liquid Internet of Things supervisory system; Comprise that one is used for the liquid container of contain fluid; Also comprise a wireless sensor device, said wireless sensor device comprises that one is positioned at the pressure transducer of said liquid container bottom, and said pressure transducer connects a wireless transmitter module;
Said pressure transducer detects the pressure of liquid in the said liquid container; And send pressure information to said wireless transmitter module; Said wireless transmitter module sends to outside receiving equipment with said pressure information, and outside receiving equipment is through the amount of liquid of said pressure information and then definite said liquid container.After the present invention was arranged on pressure transducer in the liquid container, the tracer liquid container was to the pressure information of pressure transducer, and then the amount of liquid of definite liquid container, and the tracer liquid amount is simple and convenient, need not the detection of artificial visually examine or utility appliance.
Said pressure transducer connects said wireless transmitter module through a signal processing circuit;
When the pressure information of pressure transducer detection was lower than a minimum setting value, said signal processing circuit sent said pressure information to said wireless transmitter module, and said wireless transmitter module sends to outside receiving equipment with said pressure information.
When the pressure information of pressure transducer detection was higher than a maximum set value, said signal processing circuit sent said pressure information to said wireless transmitter module, and said wireless transmitter module sends to outside receiving equipment with said pressure information.Above-mentioned design can realize when the liquid in the liquid container is higher or lower than certain amount of liquid, through wireless transmitter module emission pressure information.
Said wireless transmitter module connects a computing machine through wireless mode, and said pressure transducer is sent to said computing machine through said wireless transmitter module with said pressure information, and said computing machine is processed into amount of liquid information with said pressure information, supplies to check.
Said wireless transmitter module adopts an emission of radio frequency signals module, and said emission of radio frequency signals module connects a signal emitting antenna.
Said computing machine is provided with the reader device that reads said wireless signal.
The chamber wall of said liquid container is provided with feature indication.When the user uses when of the present invention; At first arrive the wireless sensor device in the liquid container through computer scanning; And typing condition code; The user confirms that the feature indication on the chamber wall is consistent in condition code, and this moment is related with liquid container with computing machine, can check the amount of liquid of liquid container through computing machine.
Said computing machine inserts computer network, and said computing machine connects the sales server of at least one commercial networks through said computer network.
When the pressure information of pressure transducer detection was lower than a minimum setting value, computing machine received the pressure information of said wireless transmitter module emission, is processed into amount of liquid information, sends to said sales server through said computer network;
Said sales server after receiving the amount of liquid information of at least one said computing machine transmission is added up amount of liquid information, and confirms the stock amount according to the information after the statistics.
Said computing machine is through the sales server of said computer network connection ordering system, and said computing machine sends the instruction of ordering goods for the sales server of said ordering system according to user's indication, orders goods.
Said computing machine connects the sales server of said ordering system through said computer network; When the pressure information that receives the emission of said wireless transmitter module when said computing machine is lower than a minimum setting value; Said computing machine sends the instruction of ordering goods for the sales server of said ordering system, orders goods automatically.
Said wireless sensor device adopts a wireless sensor device based on Internet of Things.When the present invention is used for commercial production, through the amount of liquid in the wireless sensor device tracer liquid container of liquid container bottom, for the quantitative carrying liquid of commercial production provides the detection foundation.Peddle to after user's use, the amount of liquid in the liquid container can provide functions such as prompting, order for the user more after a little while.
Said liquid container amount of liquid Internet of Things supervisory system also comprises a power supply for said wireless sensor device power supply, and said power supply connects the power input of wireless sensor device through a normally closed switch.Liquid in liquid container more for a long time, pressure is bigger, normally closed switch breaks off under pressure, disconnecting circuit, the wireless sensor device non-transformer, more after a little while, pressure is less at liquid, normally closed switch is closed, wireless sensor device energising back work.Normally closed switch can adopt thin film switch.
Said liquid container amount of liquid Internet of Things supervisory system also comprises a power supply for said wireless sensor device power supply; Said power supply adopts a solar battery apparatus, and said solar battery apparatus comprises the solar panel that an accumulator and is connected with said accumulator.
Said liquid container amount of liquid Internet of Things supervisory system also comprises a power supply for said wireless sensor device power supply; Said power supply can adopt fitful power; Said fitful power comprises a power facility and an electric power storage mechanism; Said power facility connects said electric power storage mechanism, and said electric power storage mechanism connects the power input of said wireless sensor device.The electric energy that power facility sends is at first accumulated in electric power storage mechanism, so that enough strong electric current is provided for wireless sensor device.So that produce enough strong radio signal through wireless transmitter module, and then effectively improve operating distance.Wireless sensor device can send wireless signal through wireless transmitter module after receiving extraneous trigger pip.
Be provided with a power management module between said electric power storage mechanism and said wireless sensor device, when said electric power storage mechanism voltage was higher than a critical value, said power management module was controlled said electric power storage mechanism and is supplied power to said wireless sensor device.Under the situation of said wireless sensor device power supply, said wireless sensor device can initiatively send wireless signal through said wireless transmitter module at said power management module.Also can after receiving extraneous trigger pip, send wireless signal through said wireless transmitter module, as after receiving the signal that computing machine launches, control electric power storage mechanism supplies power to wireless sensor device, so that the feedback radio signal.So that under the less situation of the electric current that said power facility itself produces, said power module still can provide than heavy current for said wireless sensor device.
Said power supply also can adopt based on battery-driven storage power.
Said power supply can also adopt the radio source based on wireless power transmission.
Said liquid container is the flavoring additives container of splendid attire flavoring additives.
Said liquid container is the detergent container of splendid attire washing agent.
Said liquid container is the beverage container of splendid attire drink.
Said liquid container is the oil containers of splendid attire oils.
Said liquid container is the liquid container of splendid attire industrial chemistry liquid.
Beneficial effect: owing to adopt technique scheme, after the present invention is provided with wireless sensor device, need not artificial visually examine or utility appliance and detect, can know the amount of liquid of liquid container, detect simple and convenient.Wireless sensor device is connected with extraneous computer network in addition, the function of pointing out, order goods, get ready the goods for the user provides timely.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a circuit diagram of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect and be easy to understand and understand, further set forth the present invention below in conjunction with concrete diagram.
With reference to Fig. 1, Fig. 2; Liquid container amount of liquid Internet of Things supervisory system comprises the liquid container 1 that is used for contain fluid, also comprises wireless sensor device 2; Wireless sensor device 2 comprises the pressure transducer 21 that is positioned at liquid container 1 bottom, and pressure transducer 21 connects wireless transmitter module 22; The pressure of liquid in the pressure transducer 21 tracer liquid containers 1; And send pressure information to wireless transmitter module 22; Wireless transmitter module 22 sends to outside receiving equipment with pressure information, and outside receiving equipment is through the amount of liquid of pressure information and then definite liquid container 1.After the present invention is arranged on pressure transducer 21 in the liquid container 1, the pressure information of 1 pair of pressure transducer 21 of tracer liquid container, and then the amount of liquid of definite liquid container 1, the tracer liquid amount is simple and convenient, need not the detection of artificial visually examine or utility appliance.
Pressure transducer 21 connects wireless transmitter module 22 through a signal processing circuit 23; When the pressure information of pressure transducer 21 detections was lower than a minimum setting value, signal processing circuit 23 sent pressure information to wireless transmitter module 22, and wireless transmitter module 22 sends to outside receiving equipment with pressure information.When the pressure information of pressure transducer 21 detections was higher than a maximum set value, signal processing circuit 23 sent pressure information to wireless transmitter module 22, and wireless transmitter module 22 sends to outside receiving equipment with pressure information.Above-mentioned design can realize when the liquid in the liquid container 1 is higher or lower than certain amount of liquid, through wireless transmitter module 22 emission pressure informations.
Wireless transmitter module 22 connects a computing machine 3 through wireless mode, and wireless transmitter module 22 can adopt Bluetooth technology to connect computing machine 3.Pressure transducer 21 is sent to computing machine 3 through wireless transmitter module 22 with pressure information, and computing machine 3 is processed into amount of liquid information with pressure information, checks altogether.Wireless transmitter module 22 adopts an emission of radio frequency signals module, and the emission of radio frequency signals module connects a signal emitting antenna.Computing machine 3 is provided with the reader device that reads wireless signal.The chamber wall of liquid container 1 is provided with feature indication.When the user uses when of the present invention; At first scan the wireless sensor device 2 in the liquid container 1 through computing machine 3; And typing condition code; The user confirms that the feature indication on the chamber wall is consistent in condition code, and this moment is related with liquid container 1 with computing machine 3, can check the amount of liquid of liquid container 1 through computing machine 3.
Liquid container amount of liquid Internet of Things supervisory system also comprises a power supply for wireless sensor device 2 power supplies, and power supply connects the power input of wireless sensor device 2 through a normally closed switch.Liquid in liquid container 1 more for a long time, pressure is bigger, normally closed switch breaks off under pressure, disconnecting circuit, the wireless sensor device non-transformer, more after a little while, pressure is less at liquid, normally closed switch is closed, wireless sensor device energising back work.Normally closed switch can adopt thin film switch.
Liquid container amount of liquid Internet of Things supervisory system also comprises a power supply for wireless sensor device 2 power supplies; Power supply adopts a solar battery apparatus; Solar battery apparatus comprises the solar panel that an accumulator and is connected with accumulator, and accumulator connects the power input of wireless sensor device.
Liquid container amount of liquid Internet of Things supervisory system also comprises a power supply for wireless sensor device 2 power supplies; Power supply can adopt fitful power 6; Fitful power 6 comprises a power facility 61 and an electric power storage mechanism 62; Power facility 61 connects electric power storage mechanism 62, and electric power storage mechanism 62 connects the power input of wireless sensor device 2.The electric energy that power facility 61 sends is at first accumulated in electric power storage mechanism 62, so that for wireless sensor device 2 enough strong electric current is provided.So that produce enough strong radio signal through wireless transmitter module 22, and then effectively improve operating distance.Wireless sensor device 2 can send wireless signal through wireless transmitter module 22 after receiving extraneous trigger pip.2 of electric power storage mechanism 62 and wireless sensor devices are provided with a power management module 63, and when electric power storage mechanism 62 voltages were higher than a critical value, power management module 63 control electric power storage mechanisms 62 were to wireless sensor device 2 power supplies.Under the situation of wireless sensor device 2 power supplies, wireless sensor device 2 can initiatively send wireless signal through wireless transmitter module 22 at power management module 63.Also can after receiving extraneous trigger pip, send wireless signal through wireless transmitter module 22, as after receiving the signal that computing machine 3 launched, control electric power storage mechanism 62 is to wireless sensor device 2 power supplies, so that the feedback radio signal.So that under the less situation of the electric current that power facility 61 produces itself, power module still can provide than heavy current for wireless sensor device 2.
In the practical implementation: power facility 61 can adopt an antenna formula power facility, and antenna formula power facility comprises that an accumulation of energy uses antenna.Power facility 61 uses antenna to be 62 chargings of electric power storage mechanism through accumulation of energy.Power facility 61 also can adopt an inductance type power facility, and the inductance type power facility comprises a telefault, connects electric power storage mechanism 62 through a unidirectional conduction device, and electric power storage mechanism 62 adopts electric capacity.Telefault is 62 chargings of electric power storage mechanism through unidirectional conduction device.Power facility 61 obtains energy through absorbing extraneous electric signal.The extraneous electric signal that antenna formula power facility, inductance type power facility are absorbed mainly is a radio wave signal; Radio signal like wave bands such as TV, radio broadcasting, mobile phones; Like frequency is the intensive radio wave signal in civilian broadcasting station in 6-18 million frequencies, the 49-16 VHF band, and frequency is that 800,000,000 frequencies or 1,900 million mobile communication is frequently used radio wave signal.Power facility 61 can also adopt an optical energy power mechanism, and optical energy power mechanism comprises an electrooptical device, and electrooptical device connects electric power storage mechanism 62, and electric power storage mechanism 62 adopts electric capacity.Electrooptical device is converted into electric energy with luminous energy, is the electric capacity charging.Electrooptical device can adopt the amorphous silicon solar panel, so that better conform.Antenna formula power facility, optical energy power mechanism, inductance type power facility or other power facility can use separately, also can use with.
Power supply also can adopt based on battery-driven storage power.Power supply can also adopt the radio source based on wireless power transmission.The present invention can be used for the liquid container 1 of carrying liquid.For example, liquid container 1 is the flavoring additives container of splendid attire flavoring additives.Liquid container 1 is the detergent container of splendid attire washing agent.Liquid container 1 is the beverage container of splendid attire drink.Liquid container 1 is the oil containers of splendid attire oils.Liquid container 1 is the liquid container 1 of splendid attire industrial chemistry liquid.The present invention can be related with computing machine 3 with the liquid container 1 of the dissimilar liquid of a plurality of splendid attires; Computing machine 3 is monitored the amount of liquid of a plurality of liquid containers 1 simultaneously; When amount of liquid was less than a minimum setting value, computing machine 3 connected with different sales servers 5, operation such as order goods.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the instructions just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (10)
1. liquid container amount of liquid Internet of Things supervisory system; Comprise that one is used for the liquid container of contain fluid; It is characterized in that; Also comprise a wireless sensor device, said wireless sensor device comprises that one is positioned at the pressure transducer of said liquid container bottom, and said pressure transducer connects a wireless transmitter module;
Said pressure transducer detects the pressure of liquid in the said liquid container; And send pressure information to said wireless transmitter module; Said wireless transmitter module sends to outside receiving equipment with said pressure information, and outside receiving equipment is through the amount of liquid of said pressure information and then definite said liquid container.
2. liquid container amount of liquid Internet of Things supervisory system according to claim 1, it is characterized in that: said pressure transducer connects said wireless transmitter module through a signal processing circuit;
When the pressure information of pressure transducer detection was lower than a minimum setting value, said signal processing circuit sent said pressure information to said wireless transmitter module, and said wireless transmitter module sends to outside receiving equipment with said pressure information.
3. liquid container amount of liquid Internet of Things supervisory system according to claim 2; It is characterized in that: said wireless transmitter module connects a computing machine through wireless mode; Said pressure transducer is through said wireless transmitter module; Said pressure information is sent to said computing machine, and said computing machine is processed into amount of liquid information with said pressure information.
4. liquid container amount of liquid Internet of Things supervisory system according to claim 3 is characterized in that: said computing machine inserts computer network, and said computing machine connects the sales server of at least one commercial networks through said computer network.
5. liquid container amount of liquid Internet of Things supervisory system according to claim 4; It is characterized in that: when the pressure information of pressure transducer detection is lower than a minimum setting value; Computing machine receives the pressure information of said wireless transmitter module emission; Be processed into amount of liquid information, send to said sales server through said computer network;
Said sales server after receiving the amount of liquid information of at least one said computing machine transmission is added up amount of liquid information, and confirms the stock amount according to the information after the statistics.
6. liquid container amount of liquid Internet of Things supervisory system according to claim 4; It is characterized in that: said computing machine connects the sales server of ordering system through said computer network; Said computing machine is according to user's indication; Send the instruction of ordering goods for the sales server of said ordering system, order goods.
7. liquid container amount of liquid Internet of Things supervisory system according to claim 4; It is characterized in that: said computing machine connects the sales server of ordering system through said computer network; When the pressure information that receives the emission of said wireless transmitter module when said computing machine is lower than a minimum setting value; Said computing machine sends the instruction of ordering goods for the sales server of said ordering system, orders goods automatically.
8. according to any described liquid container amount of liquid Internet of Things supervisory system in the claim 1 to 7; It is characterized in that: also comprise a power supply for said wireless sensor device power supply; Said power supply adopts fitful power; Said fitful power comprises a power facility and an electric power storage mechanism, and said power facility connects said electric power storage mechanism, and said electric power storage mechanism connects the power input of said wireless sensor device.
9. liquid container amount of liquid Internet of Things supervisory system according to claim 8; It is characterized in that: be provided with a power management module between said electric power storage mechanism and said wireless sensor device; When said electric power storage mechanism voltage was higher than a critical value, said power management module was controlled said electric power storage mechanism and is supplied power to said wireless sensor device.
10. according to any described liquid container amount of liquid Internet of Things supervisory system in the claim 1 to 7; It is characterized in that: also comprise a power supply for said wireless sensor device power supply; Said power supply adopts a solar battery apparatus; Said solar battery apparatus comprises the solar panel that an accumulator and is connected with said accumulator, and said accumulator connects the power input of said wireless sensor device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710116883.6A CN106932052A (en) | 2011-04-15 | 2011-04-15 | Liquid system for measuring quantity in container |
| CN201110094692.7A CN102735309B (en) | 2011-04-15 | 2011-04-15 | Internet of things monitoring system for liquid quantity in liquid container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110094692.7A CN102735309B (en) | 2011-04-15 | 2011-04-15 | Internet of things monitoring system for liquid quantity in liquid container |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710116883.6A Division CN106932052A (en) | 2011-04-15 | 2011-04-15 | Liquid system for measuring quantity in container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102735309A true CN102735309A (en) | 2012-10-17 |
| CN102735309B CN102735309B (en) | 2017-04-12 |
Family
ID=46991224
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110094692.7A Active CN102735309B (en) | 2011-04-15 | 2011-04-15 | Internet of things monitoring system for liquid quantity in liquid container |
| CN201710116883.6A Pending CN106932052A (en) | 2011-04-15 | 2011-04-15 | Liquid system for measuring quantity in container |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710116883.6A Pending CN106932052A (en) | 2011-04-15 | 2011-04-15 | Liquid system for measuring quantity in container |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN102735309B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868565A (en) * | 2014-04-08 | 2014-06-18 | 国家电网公司 | Wireless water level sensor |
| WO2015019332A3 (en) * | 2013-08-09 | 2015-05-07 | Netux Sas | Device for providing information about the physical characteristics of a person's surroundings |
| CN105242063A (en) * | 2015-09-09 | 2016-01-13 | 西安邮电大学 | Reservoir flow velocity measurement method based on pressure sensor |
| CN105716684A (en) * | 2016-02-24 | 2016-06-29 | 深圳高科新农技术有限公司 | UAV (Unmanned Aerial Vehicle) liquid level measuring device and UAV liquid level measuring method |
| TWI620155B (en) * | 2014-12-23 | 2018-04-01 | 英特爾公司 | Systems and methods for monitoring consumption |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110702188A (en) * | 2019-10-09 | 2020-01-17 | 江苏科技大学 | Device and method for measuring oil quantity of oil tank of zero-turning-radius mower |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1855164A (en) * | 2005-04-28 | 2006-11-01 | 罗伯特绍控制器公司 | Will call wireless tank level monitoring system |
| CN2842591Y (en) * | 2005-05-26 | 2006-11-29 | 河南汉威电子有限公司 | The batch (-type) gas alarm |
| US20070039662A1 (en) * | 2005-08-17 | 2007-02-22 | Elster Electricity, Llc | Determining fuel usage |
| CN201311313Y (en) * | 2008-12-10 | 2009-09-16 | 上海市第五建筑有限公司 | Water-level detecting device |
| CN201548276U (en) * | 2009-12-07 | 2010-08-11 | 中国国际海运集装箱(集团)股份有限公司 | Vehicle fuel consumption monitoring system |
| CN101989769A (en) * | 2010-11-02 | 2011-03-23 | 陆敬仁 | Method for recycling energy of electromagnetic waves |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1290061A (en) * | 2000-11-13 | 2001-04-04 | 王正峰 | Battery using energy of environmental noise |
| CN2505924Y (en) * | 2001-08-17 | 2002-08-14 | 郑雅能 | Anti-forging identification device |
| CN2562708Y (en) * | 2002-07-12 | 2003-07-30 | 北京中日新自动化系统有限公司 | Water drinking machine with communication device |
| AU2002344048A1 (en) * | 2002-09-19 | 2004-04-08 | Honda Giken Kogyo Kabushiki Kaisha | Parts order quantity calculating device |
| CN201332301Y (en) * | 2009-01-07 | 2009-10-21 | 衡阳师范学院 | Novel battery special for remote controller |
| CN201648991U (en) * | 2010-01-21 | 2010-11-24 | 熊东 | Highway crossing interceptor |
-
2011
- 2011-04-15 CN CN201110094692.7A patent/CN102735309B/en active Active
- 2011-04-15 CN CN201710116883.6A patent/CN106932052A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1855164A (en) * | 2005-04-28 | 2006-11-01 | 罗伯特绍控制器公司 | Will call wireless tank level monitoring system |
| CN2842591Y (en) * | 2005-05-26 | 2006-11-29 | 河南汉威电子有限公司 | The batch (-type) gas alarm |
| US20070039662A1 (en) * | 2005-08-17 | 2007-02-22 | Elster Electricity, Llc | Determining fuel usage |
| CN201311313Y (en) * | 2008-12-10 | 2009-09-16 | 上海市第五建筑有限公司 | Water-level detecting device |
| CN201548276U (en) * | 2009-12-07 | 2010-08-11 | 中国国际海运集装箱(集团)股份有限公司 | Vehicle fuel consumption monitoring system |
| CN101989769A (en) * | 2010-11-02 | 2011-03-23 | 陆敬仁 | Method for recycling energy of electromagnetic waves |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015019332A3 (en) * | 2013-08-09 | 2015-05-07 | Netux Sas | Device for providing information about the physical characteristics of a person's surroundings |
| CN103868565A (en) * | 2014-04-08 | 2014-06-18 | 国家电网公司 | Wireless water level sensor |
| TWI620155B (en) * | 2014-12-23 | 2018-04-01 | 英特爾公司 | Systems and methods for monitoring consumption |
| CN105242063A (en) * | 2015-09-09 | 2016-01-13 | 西安邮电大学 | Reservoir flow velocity measurement method based on pressure sensor |
| CN105242063B (en) * | 2015-09-09 | 2018-08-03 | 西安邮电大学 | A kind of tank flow-speed measurement method based on pressure sensor |
| CN105716684A (en) * | 2016-02-24 | 2016-06-29 | 深圳高科新农技术有限公司 | UAV (Unmanned Aerial Vehicle) liquid level measuring device and UAV liquid level measuring method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106932052A (en) | 2017-07-07 |
| CN102735309B (en) | 2017-04-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102735309A (en) | Internet of things monitoring system for liquid quantity in liquid container | |
| US20210152036A1 (en) | Wireless Power System With Battery Charge Indicators | |
| US20120313447A1 (en) | Method of performing bidirectional communication between transmitter and receiver in wireless power transmission/reception system, the transmitter, and the receiver | |
| JP2019083683A (en) | Wireless power transmission control method in resonance type wireless power transmission system, wireless power transmission apparatus using the same and wireless power receiver using the same | |
| JP2016197992A (en) | Device and method for wireless power transmission, computer program and storage medium | |
| RU2012141877A (en) | TRANSMISSION DEVICE, RECEIVER AND COMMUNICATION SYSTEM | |
| KR20110110987A (en) | Method and apparatus to control wireless power transform | |
| KR20180136513A (en) | Wireless charging systems using in-band communications | |
| CN202075006U (en) | Wireless sensor system adapted to internet of things | |
| KR20170070615A (en) | The Wireless Power Transmitting System and thereof Method for Wireless Power Transmission | |
| RU2012129532A (en) | RESOURCE MANAGEMENT DEVICE | |
| CN100403241C (en) | Non-contact power source sensing circuit and application thereof | |
| CN104901372A (en) | Wireless charging foreign matter detection apparatus and method | |
| CN108321895B (en) | Wireless charging method and device | |
| CN102478974B (en) | Electromagnetic pen for electronic whiteboard and control method thereof | |
| CN205486149U (en) | Can realize wireless power supply's scanning rifle system | |
| CN103780762A (en) | Mobile terminal achieving short distance wireless pairing by using touch screen | |
| CN201726449U (en) | Wireless terminal for automatically prompting user during poor signal | |
| CN105576853A (en) | Wireless charging foreign-matter detection device and method | |
| CN102969790A (en) | Switch cabinet wireless monitoring system | |
| CN202939572U (en) | Wireless charging mouse | |
| CN202404723U (en) | Infrared human body induction wireless alarm | |
| CN205212846U (en) | Ultrashort wave radio station test system | |
| CN205532904U (en) | Wireless long -distance controls formula diesel generator | |
| CN205453642U (en) | Based on MCU control power amplifier offset voltage device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Yuqi Inventor before: Sun Qianqian |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170315 Address after: 100070 Beijing city Fengtai District Fung Fu Road No. 2 2-18 building twelve floor No. 06 (1506) Applicant after: Kim Chong Chong (Beijing) Technology Co., Ltd. Address before: 201111 Shanghai city Minhang District Yuanjiang Road No. 5500 building second room 577 Applicant before: Shanghai Kedou Electronic Technology Co., Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |