CN204101158U - Intelligent electronic-scale - Google Patents
Intelligent electronic-scale Download PDFInfo
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- CN204101158U CN204101158U CN201420624243.8U CN201420624243U CN204101158U CN 204101158 U CN204101158 U CN 204101158U CN 201420624243 U CN201420624243 U CN 201420624243U CN 204101158 U CN204101158 U CN 204101158U
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Abstract
The utility model relates to a kind of intelligent electronic-scale, the processing module comprising sensor assembly and be connected with described sensor assembly, the energy supply control module also comprising NFC module and be connected with described NFC module, delivery of electrical energy for receiving the radiofrequency signal of external NFC devices radiation and being translated into electric energy, and is given described energy supply control module by described NFC module; Described energy supply control module is that described processing module and described sensor assembly are powered; Described processing module is connected with described NFC module.The utility model utilizes NFC technique that external unit is powered for electronic scales, eliminates electronic scales and changes battery and the trouble for battery charging, while also more environmental protection.
Description
Technical field
The utility model relates to a kind of electronic scales.
Background technology
Quality is people's daily lifes, produces and measurement index that of business activity is important.Along with social development, living standard improves, and is proposed higher requirement for mass measurement.Conditional electronic scale is as conventional quality measuring instrument, generally comprise Weighing module, processing module, powered battery module and display module and control module, whole scale body all uses battery as power supply, human body stands in the data of Weighing module generation by being directly presented on display module after processing module process, its control module is then in order to convert measuring unit etc., need change battery or charge the battery after dead battery capability, it uses inconvenience, and not environmentally.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide one to utilize NFC technique that external unit is powered for electronic scales, removes the troublesome intelligent electronic-scale changed battery and charge for battery from.
For achieving the above object, the utility model adopts following technical scheme: a kind of intelligent electronic-scale, the processing module comprising sensor assembly and be connected with described sensor assembly, the energy supply control module also comprising NFC module and be connected with described NFC module, delivery of electrical energy for receiving the radiofrequency signal of external NFC devices radiation and being translated into electric energy, and is given described energy supply control module by described NFC module; Described energy supply control module is that described processing module and described sensor assembly are powered; Described processing module is connected with described NFC module.
Further, described NFC module comprises the first chip circuit and is connected to the NFC antenna on described first chip circuit, described NFC antenna provides operating voltage for described first chip circuit, described first chip circuit is connected with described processing module, and the voltage output end of described first chip circuit is connected with the voltage input end of described energy supply control module.
Further, described first chip circuit comprises the first chip, resistance R1, resistance R2, resistance R5, electric capacity C5, electric capacity C15, electric capacity C18, electric capacity C19; First antenna connection terminal of described first chip connects the negative pole of described NFC antenna, and the second antenna connection terminal of described first chip connects the positive pole of described NFC antenna; One end of described electric capacity C5 connects the negative pole of described NFC antenna; The earth terminal ground connection of described first chip, clock end, the data transmission terminal of described first chip are connected with processing module by I2C bus, and the test side of described first chip is connected with processing module; One end of described resistance R1 and one end of described resistance R2 are all connected with the voltage output end of described first chip, the other end of described resistance R1 is connected with the data transmission terminal of described first chip, and the other end of described resistance R2 is connected with the clock end of described first chip; One end of described resistance R5 is connected with the voltage output end of described first chip, the other end of described resistance R5 is connected with the voltage input end of described first chip, the voltage output end of described first chip is by electric capacity C19 ground connection, the other end of described resistance R5 is by electric capacity C15 ground connection, the voltage input end of described first chip is by electric capacity C18 ground connection, and the voltage output end of described first chip is connected with the voltage input end of described energy supply control module.
Further, the model of described first chip is NT3H1201.
Further, described energy supply control module comprises the second chip, electric capacity C1 and electric capacity C6, the voltage input end of described second chip is connected with the voltage output end of described first chip circuit, the voltage input end of described second chip is by electric capacity C1 ground connection, the earth terminal ground connection of described second chip, the voltage output end of described second chip is by electric capacity C6 ground connection, and the voltage output end of described second chip is connected with the voltage input end of the voltage input end of described processor module and described sensor assembly.
Further, the model of described second chip is XC6221A302MR.
Further, the output voltage of the voltage output end of described second chip is 3V.
Further, external NFC devices is mobile phone or the panel computer with NFC function.
Further, described processing module is also connected to display module and/or load module, described display module is used for display measurement result and system status information, described load module is used for input control information, and described energy supply control module is that described display module and described load module are powered.
The beneficial effects of the utility model are as follows: this intelligent electronic-scale adds NFC module inside conditional electronic scale, by NFC module from external NFC devices power taking can and power to electronic scales, electronic scales inside is no longer provided with battery, namely eliminates the trouble changed battery or charge the battery; This electronic scales both can pass through external NFC devices display measurement data simultaneously, also can show data by display module.
Accompanying drawing explanation
Fig. 1 is the module diagram of the utility model intelligent electronic-scale.
Fig. 2 is the circuit diagram of NFC module in the utility model intelligent electronic-scale.
Fig. 3 is the circuit diagram of energy supply control module in the utility model intelligent electronic-scale.
Fig. 4 is the circuit diagram of processing module in the utility model intelligent electronic-scale.
Fig. 5 is the circuit diagram of sensor assembly in the utility model intelligent electronic-scale.
Fig. 6 is the circuit diagram of load module in the utility model intelligent electronic-scale.
Fig. 7 is the circuit diagram of display module in the utility model intelligent electronic-scale.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
Refer to Fig. 1, the utility model relates to a kind of intelligent electronic-scale, the processing module comprising sensor assembly and be connected with sensor assembly, the energy supply control module also comprising NFC module and be connected with NFC module, NFC module for receiving the radiofrequency signal of external NFC devices radiation and being translated into electric energy, and by delivery of electrical energy to energy supply control module; Energy supply control module is that processing module and sensor assembly are powered; Processing module is connected with NFC module.Processing module obtains signal from sensor assembly, and sends the signal after process to NFC module.
The NFC antenna ANT1 that NFC module comprises the first chip circuit and is connected on the first chip circuit, NFC antenna ANT1 provides operating voltage for the first chip circuit, described first chip circuit is connected with described processing module, and the voltage output end of the first chip circuit is connected with the voltage input end of energy supply control module.
The utility model obtains electric energy from external NFC devices by electromagnetic induction principle by NFC module, thus powers to whole electronic scales, is described below in conjunction with concrete circuit structure.
As shown in Figure 2 be the circuit structure of NFC module, the first chip circuit comprises the first chip U8, resistance R1, resistance R2, resistance R5, electric capacity C5, electric capacity C15, electric capacity C18, electric capacity C19; The first antenna connection terminal LA of the first chip U8 connects the negative pole N of NFC antenna ANT1, the second antenna connection terminal LB of the first chip U8 connects the positive pole P of NFC antenna ANT1, one end of electric capacity C5 connects the negative pole N of NFC antenna ANT1, and the other end connects the positive pole P of NFC antenna ANT1; The earth terminal VSS ground connection of the first chip U8, the clock end SCL of the first chip U8, data transmission terminal SDA are connected with processing module by I2C bus, and the test side FD of the first chip U8 is connected with processing module; One end of resistance R1 and one end of resistance R2 are all connected with the voltage output end VOUT of the first chip U8, and the other end of resistance R1 is connected with the data transmission terminal SDA of the first chip U8, and the other end of resistance R2 is connected with the clock end SCL of the first chip U8; One end of resistance R5 is connected with the voltage output end VOUT of the first chip U8, the other end of resistance R5 is connected with the voltage input end VCC of the first chip U8, the voltage output end VOUT of the first chip U8 is by electric capacity C19 ground connection, the other end of resistance R5 is by electric capacity C15 ground connection, the voltage input end VCC of the first chip U8 is by electric capacity C18 ground connection, and the voltage output end VOUT of the first chip U8 is connected with the voltage input end of energy supply control module.
In figure, the model of the first chip U8 is NT3H1201, NFC antenna ANT1 is actually electromagnetic induction coil, and form antiresonant circuit with electric capacity C5, NFC antenna ANT1 receives the radiofrequency signal from external NFC devices radiation, and the electric energy obtained outside exports supply power control module by the voltage output end VOUT of NT3H1201 chip; Be connected with processing module by NFC module I2C bus interface simultaneously.
As shown in Figure 3 be the circuit structure diagram of energy supply control module, described energy supply control module comprises the second chip U2, electric capacity C1 and electric capacity C6, the voltage input end VIN of the second chip U2 is connected with the voltage output end VOUT of the first chip circuit, the voltage input end of described second chip U2 is by electric capacity C1 ground connection, the earth terminal GND ground connection of the second chip U2, the voltage output end VOUT of the second chip U2 is by electric capacity C6 ground connection, the voltage output end VOUT of the second chip U2 is connected with the voltage input end DVDD of the voltage input end VDD of processor module and sensor assembly.
In figure, the model of the second chip U2 is XC6221A302MR, it also comprises an electric capacity C7, the BP end of the second chip U2 is by electric capacity C7 ground connection, the SHDN end of the second chip U2 is connected with the voltage input end VIN of the second chip U2, the concrete working method of the second chip U2 is, converts the electric flux voltage stabilizing obtained from NFC module to 3V power supply and export to processing module, sensor assembly by the voltage output end VOUT of the second chip U2 by chip XC6221A302MR.
As shown in Figure 4 be the circuit structure diagram of processing module; Shown in Fig. 5 is the structural representation of sensor assembly, the 4th chip circuit that sensor assembly comprises LOAD CELLS and is connected with LOAD CELLS.The model of the 3rd chip U3 in Fig. 4 is AT89C52, obtains the data such as weight information by the 3rd chip U3 by I2C bus interface from sensor assembly, by after the data analysis process that obtains from sensor, analysis result is transferred to NFC module; The model of the 4th chip U1 in Fig. 5 is HX711, and the object being measured information data simulating signal obtained by sensor by the 4th chip U1 converts digital signal to, and is sent to processing module I2C bus interface by sensor I2C bus interface.Specific works process is as follows, the voltage input end VDD of the 3rd chip U3 in processing module receives the 3V power supply output of power module, the pin IRQ of the 3rd chip U3 is connected with the test side FD of the first chip U8, the pin SDA of the 3rd chip U3 and pin SCL is connected with the data transmission terminal SDA of the first chip U8 and clock end SCL accordingly by I2C bus, pin SDA, the pin SCL of the 3rd chip U3 by I2C bus control with the serial data output terminal DOUT of the 4th chip U1 and power-off accordingly/serial ports input end of clock PD_SCK is connected; The voltage input end DVDD of the 4th chip U1 in sensor assembly receives the 3V power supply output of power module, the one end of inductance B1 in sensor assembly also receives the 3V power supply output of power module, the other end of inductance B1 is connected with the emitter E of triode Q1, the mu balanced circuit feeder ear DVDD of the 4th chip U1 respectively, the base stage B of triode Q1 is connected with the mu balanced circuit control output end BASE of the 4th chip U1 by resistance R3, the collector C of triode Q1 is connected with sensor, and wherein the model of triode Q1 is MMBT3906LT1.
As shown in Figure 6 and Figure 7, processing module is also connected to display module and load module, display module is used for display measurement result and system status information, and load module is used for input control information, and energy supply control module is respectively display module and load module provides 3V operating voltage.
Moreover external NFC devices is mobile phone or the panel computer with NFC function, it can also be the handheld device with NFC function.This equipment, except being that intelligent electronic-scale is powered by electromagnetic induction phenomenon, also can replace display module to carry out related data display, also can replace the function of load module simultaneously.Aforesaid way also can expand to other electronic metering equipments.
For a person skilled in the art, according to technical scheme described above and design, other various corresponding change and distortion can be made, and all these change and distortion all should belong within the protection domain of the utility model claim.
Claims (9)
1. an intelligent electronic-scale, the processing module comprising sensor assembly and be connected with described sensor assembly, it is characterized in that: the energy supply control module also comprising NFC module and be connected with described NFC module, delivery of electrical energy for receiving the radiofrequency signal of external NFC devices radiation and being translated into electric energy, and is given described energy supply control module by described NFC module; Described energy supply control module is that described processing module and described sensor assembly are powered; Described processing module is connected with described NFC module.
2. intelligent electronic-scale as claimed in claim 1, it is characterized in that: described NFC module comprises the first chip circuit and is connected to the NFC antenna on described first chip circuit, described NFC antenna provides operating voltage for described first chip circuit, described first chip circuit is connected with described processing module, and the voltage output end of described first chip circuit is connected with the voltage input end of described energy supply control module.
3. intelligent electronic-scale as claimed in claim 2, is characterized in that: described first chip circuit comprises the first chip, resistance R1, resistance R2, resistance R5, electric capacity C5, electric capacity C15, electric capacity C18, electric capacity C19; First antenna connection terminal of described first chip connects the negative pole of described NFC antenna, and the second antenna connection terminal of described first chip connects the positive pole of described NFC antenna; One end of described electric capacity C5 connects the negative pole of described NFC antenna, and the other end connects the positive pole of described NFC antenna; The earth terminal ground connection of described first chip, clock end, the data transmission terminal of described first chip are connected with processing module by I2C bus, and the test side of described first chip is connected with processing module; One end of described resistance R1 and one end of described resistance R2 are all connected with the voltage output end of described first chip, the other end of described resistance R1 is connected with the data transmission terminal of described first chip, and the other end of described resistance R2 is connected with the clock end of described first chip; One end of described resistance R5 is connected with the voltage output end of described first chip, the other end of described resistance R5 is connected with the voltage input end of described first chip, the voltage output end of described first chip is by electric capacity C19 ground connection, the other end of described resistance R5 is by electric capacity C15 ground connection, the voltage input end of described first chip is by electric capacity C18 ground connection, and the voltage output end of described first chip is connected with the voltage input end of described energy supply control module.
4. intelligent electronic-scale as claimed in claim 3, is characterized in that: the model of described first chip is NT3H1201.
5. intelligent electronic-scale as claimed in claim 2, it is characterized in that: described energy supply control module comprises the second chip, electric capacity C1 and electric capacity C6, the voltage input end of described second chip is connected with the voltage output end of described first chip circuit, the voltage input end of described second chip is by electric capacity C1 ground connection, the earth terminal ground connection of described second chip, the voltage output end of described second chip is by electric capacity C6 ground connection, and the voltage output end of described second chip is connected with the voltage input end of the voltage input end of described processor module and described sensor assembly.
6. intelligent electronic-scale as claimed in claim 5, is characterized in that: the model of described second chip is XC6221A302MR.
7. intelligent electronic-scale as claimed in claim 5, is characterized in that: the output voltage of the voltage output end of described second chip is 3V.
8. intelligent electronic-scale as claimed in claim 1, is characterized in that: described external NFC devices is mobile phone or the panel computer with NFC function.
9. the intelligent electronic-scale according to any one of claim 1 to 8, it is characterized in that: described processing module is also connected with display module and/or load module, described display module is used for display measurement result and system status information, described load module is used for input control information, and described energy supply control module is that described display module and described load module are powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420624243.8U CN204101158U (en) | 2014-10-24 | 2014-10-24 | Intelligent electronic-scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420624243.8U CN204101158U (en) | 2014-10-24 | 2014-10-24 | Intelligent electronic-scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204101158U true CN204101158U (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420624243.8U Expired - Fee Related CN204101158U (en) | 2014-10-24 | 2014-10-24 | Intelligent electronic-scale |
Country Status (1)
| Country | Link |
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| CN (1) | CN204101158U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764386A (en) * | 2017-10-16 | 2018-03-06 | 广东永衡良品科技有限公司 | A kind of electronic scale for switching to electric energy power supply using RF signals |
| US10438186B2 (en) | 2015-09-28 | 2019-10-08 | Walmart Apollo, Llc | Produce weigh station and method of use |
| CN113993113A (en) * | 2021-10-28 | 2022-01-28 | 深圳市创鸿新智能科技有限公司 | Bluetooth beacon, Bluetooth system and non-contact activation method |
-
2014
- 2014-10-24 CN CN201420624243.8U patent/CN204101158U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10438186B2 (en) | 2015-09-28 | 2019-10-08 | Walmart Apollo, Llc | Produce weigh station and method of use |
| CN107764386A (en) * | 2017-10-16 | 2018-03-06 | 广东永衡良品科技有限公司 | A kind of electronic scale for switching to electric energy power supply using RF signals |
| CN113993113A (en) * | 2021-10-28 | 2022-01-28 | 深圳市创鸿新智能科技有限公司 | Bluetooth beacon, Bluetooth system and non-contact activation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20201024 |
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| CF01 | Termination of patent right due to non-payment of annual fee |