CN206133904U - Equipment of checking meter is handed to bluetooth - Google Patents
Equipment of checking meter is handed to bluetooth Download PDFInfo
- Publication number
- CN206133904U CN206133904U CN201621071133.9U CN201621071133U CN206133904U CN 206133904 U CN206133904 U CN 206133904U CN 201621071133 U CN201621071133 U CN 201621071133U CN 206133904 U CN206133904 U CN 206133904U
- Authority
- CN
- China
- Prior art keywords
- resistance
- bluetooth
- audion
- electrical connection
- electrically connected
- 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.)
- Active
Links
Abstract
The utility model discloses an equipment of checking meter is handed to bluetooth. It includes main control chip, RF module, bluetooth module, USB interface, lithium cell, lithium batteries management chip and detection lithium battery power's battery voltage detection module, main control chip is connected with RF module, bluetooth module, lithium cell and battery voltage detection module electricity respectively, lithium batteries management chip's input and USB electrical connection interface, lithium batteries management chip's output and lithium cell electricity are connected. The utility model discloses it is small, make things convenient for the staff to carry and use, improved the efficiency of checking meter, check meter is including but not limited to water gauge, gas meter, calorimeter, electric energy meter.
Description
Technical field
This utility model is related to kilowatt meter recorder technical field, more particularly to a kind of Bluetooth handheld kilowatt meter recorder.
Background technology
Current work of checking meter mainly has two kinds of forms, and one kind is to realize teledata by automation remote kilowatt meter reading-out system
Make a copy of, a kind of is to carry out making a copy of for data by hand-held kilowatt meter recorder.As environment and distribution are received in certain applications scene
With the impact of the factor such as distance, there are many scenes still using live handheld device mode.
RF modules are currently usually used to check meter by the data wire wired connection notebook computer scene of carrying out, notebook computer
Send instructions to RF modules, RF modules and specified electricity/water/gas/hotlist carry out RF and communicate reading table data, and table data are sent out
It is sent to notebook computer.RF modules and notebook computer, and RF modules and notebook computer wired connection will be carried due to checking meter,
Cause inconvenient to carry and use inconvenience.
The content of the invention
The purpose of this utility model is to overcome existing kilowatt meter recorder volume larger, and inconvenient to carry, awkward technology is asked
Topic, there is provided a kind of Bluetooth handheld kilowatt meter recorder, its small volume, facilitates staff to carry and use, improves meter reading efficiency.
In order to solve the above problems, this utility model is employed the following technical solutions and is achieved：
A kind of Bluetooth handheld kilowatt meter recorder of the present utility model, including main control chip, RF modules, bluetooth module, USB connect
The battery voltage sensing module of mouth, lithium battery, lithium cell charging managing chip and detection electric quantity of lithium battery, the main control chip point
Do not electrically connect with RF modules, bluetooth module, lithium battery and battery voltage sensing module, the lithium cell charging managing chip it is defeated
Enter end to electrically connect with USB interface, the outfan of the lithium cell charging managing chip is connected with lithium battery.
In the technical program, RF modules communicate reading table data for carrying out RF with ammeter, water meter, gas meter or hotlist；
Bluetooth module receives the control instruction that smart mobile phone sends, will copy for carrying out Bluetooth communication with the smart mobile phone of staff
The data is activation that table equipment is obtained is to smart mobile phone.Lithium battery is powered to kilowatt meter recorder, when lithium battery needs to charge, USB interface
It is connected with external power source by USB data line, lithium cell charging managing chip controls the charging of lithium battery, lithium cell charging management
Chip is bq24090 chips.Battery voltage sensing module detects the electricity of lithium battery, and sends it to main control chip, works as lithium
When battery electric quantity is not enough, main control chip sends warning, reminds staff to charge in time.
Kilowatt meter recorder reads table data, and table data are wirelessly transmitted to the intelligent handss of staff by Blue-tooth communication method
Machine, when checking meter, staff carries kilowatt meter recorder and smart mobile phone, easy to carry, kilowatt meter recorder and intelligent mobile phone Bluetooth
Communication, it is without the need for data wire wired connection, easy to use.
Preferably, a kind of Bluetooth handheld kilowatt meter recorder also includes status indicator lamp, the status indicator lamp and master
Control chip electrical connection.Status indicator lamp shows the working condition of kilowatt meter recorder.
Preferably, a kind of Bluetooth handheld kilowatt meter recorder also turns serial port circuit including USB, the USB turns serial port power
The forward data end on road, negative sense data terminal forward data end respectively with USB interface, negative sense data terminal are electrically connected, and the USB turns
The serial data transmitting terminal of serial port circuit is electrically connected with the data receiver of RF modules, and the USB turns the serial ports number of serial port circuit
Electrically connect with the data sending terminal of RF modules according to receiving terminal.USB interface carries USB by USB data line and notebook computer etc.
The terminal unit connection of interface, these terminal units directly can be communicated with RF modules, complete work of checking meter, moreover it is possible to carry out
The operations such as RF debugging.
Preferably, a kind of Bluetooth handheld kilowatt meter recorder also includes voltage stabilizing chip and on and off switch, the lithium battery
Electrically connected with the input of voltage stabilizing chip by and off switch, the outfan of the voltage stabilizing chip is electric with the power end of main control chip
Connection.When on and off switch is closed, lithium battery just accesses circuit and powers to kilowatt meter recorder.
Preferably, a kind of Bluetooth handheld kilowatt meter recorder also includes charging indicator light circuit, the charging indicator light
Circuit includes resistance R101, resistance R102, resistance R109, LED 101A, LED 101B, stabilivolt
D101 and audion Q101, the display lamp control end of lithium cell charging managing chip are negative with resistance R101 one end and stabilivolt D101
Pole electrically connects, and the resistance R101 other ends are electrically connected with LED 101A negative poles, LED 101A positive poles and
The electrical connection of the supply pin of USB interface, resistance R109 one end and LED 101B positive poles, the resistance R109 other ends with it is steady
The base stage electrical connection of pressure pipe D101 positive pole and audion Q101, LED 101B negative poles pass through resistance R012 and three poles
The colelctor electrode electrical connection of pipe Q101, the grounded emitter of audion Q101.LED 101A glows, light-emitting diodes
Pipe LED101B green lights, during lithium cell charging, the display lamp control end output low level of lithium cell charging managing chip lights
Diode (LED) 101A is lighted, and LED 101B extinguishes, after charging terminates, the display lamp of lithium cell charging managing chip
Control end blackout（Open-drain state）, LED 101A extinguishings, LED 101B are lighted.
Preferably, the battery voltage sensing module include resistance R201, resistance R202, resistance R203, resistance R204,
Resistance R205, electric capacity C204, audion Q201 and audion Q202, resistance R201 one end and lithium battery anode and audion Q201
Emitter stage electrical connection, the resistance R201 other ends are electrically connected with the base stage of resistance R202 one end and audion Q201, resistance R202
The other end is electrically connected with the colelctor electrode of audion Q202, and the base stage of audion Q202 passes through the control of resistance R204 and main control chip
End electrical connection, the colelctor electrode of audion Q201 electrically connected with resistance R203 one end, the resistance R203 other ends and electric capacity C204 one end,
The data input pin electrical connection of resistance R205 one end and main control chip, the resistance R205 other ends, the electric capacity C204 other ends and three poles
The emitter stage of pipe Q202 is all grounded.
The control end output high level of main control chip, audion Q202 conductings, resistance R201, resistance R202 and audion
The branch road conducting of Q202 places, audion Q201 are turned on, now resistance R203 and resistance R205 partial pressures, the data input of main control chip
End collects voltage, converses the magnitude of voltage of lithium battery according to dividing ratios.
Preferably, a kind of Bluetooth handheld kilowatt meter recorder also includes download program interface, described program download interface
Electrically connect with main control chip.Download program interface is four core connectors, for giving main control chip programming more new procedures.
Preferably, a kind of Bluetooth handheld kilowatt meter recorder also includes bluetooth firmware upgrade interface, the bluetooth firmware
Upgrade interface is electrically connected with bluetooth module.Bluetooth firmware upgrade interface is five core connectors, for updating to bluetooth module programming
Program.
Preferably, the RF modules are that LoRa wireless modules, FSK wireless modules, GMSK wireless modules or BPSK are wireless
Module.
The beneficial effects of the utility model are：Small volume, can be coordinated with smart mobile phone and complete work of checking meter, and carry, use
It is convenient, save the operating time.
Description of the drawings
Fig. 1 is that a kind of circuit theory of the present utility model connects block diagram；
Fig. 2 is the circuit diagram of lithium cell charging managing chip；
Fig. 3 is the circuit diagram that USB turns serial port circuit；
Fig. 4 is the circuit diagram of charging indicator light circuit；
Fig. 5 is the circuit diagram of battery voltage sensing module.
In figure：1st, main control chip, 2, RF modules, 3, bluetooth module, 4, USB interface, 5, lithium battery, 6, lithium cell charging pipe
Reason chip, 7, battery voltage sensing module, 8, status indicator lamp, 9, USB turn serial port circuit, 10, voltage stabilizing chip, 11, power supply opens
Close, 12, charging indicator light circuit, 13, download program interface, 14, bluetooth firmware upgrade interface.
Specific embodiment
Below by embodiment, and accompanying drawing is combined, the technical solution of the utility model is described in further detail.
Embodiment：A kind of Bluetooth handheld kilowatt meter recorder of the present embodiment, as shown in figure 1, including main control chip 1, RF modules
2nd, bluetooth module 3, USB interface 4, lithium battery 5, lithium cell charging managing chip 6, the battery voltage detection of detection electric quantity of lithium battery
Module 7, status indicator lamp 8, voltage stabilizing chip 10, on and off switch 11, download program interface 13 and bluetooth firmware upgrade interface 14, lithium
Battery 5 is electrically connected with the voltage acquisition end of the input and battery voltage sensing module 7 of voltage stabilizing chip 10 by and off switch 11,
The outfan of voltage stabilizing chip 10 is electrically connected with the power end of main control chip 1, the input and USB of lithium cell charging managing chip 6
Interface 4 is electrically connected, and the outfan of lithium cell charging managing chip 6 is electrically connected with lithium battery 5, main control chip 1 respectively with RF modules
2nd, bluetooth module 3, the data output end of battery voltage sensing module 7, status indicator lamp 8 and download program interface 13 are electrically connected,
Bluetooth firmware upgrade interface 14 is electrically connected with bluetooth module 3.
RF modules are LoRa wireless modules, and bluetooth module is LSD4BT-L74MSTD0 modules.Status indicator lamp shows checks meter
The working condition of equipment, download program interface are four core connectors, for giving main control chip programming more new procedures, bluetooth firmware liter
Level interface is five core connectors, for giving bluetooth module programming more new procedures.
RF modules communicate reading table data for carrying out RF with ammeter, water meter, gas meter or hotlist；Bluetooth module is used for and work
The smart mobile phone for making personnel carries out Bluetooth communication, receives the control instruction that smart mobile phone sends, the table number that kilowatt meter recorder is obtained
According to being sent to smart mobile phone.When on and off switch is closed, lithium battery just accesses circuit and powers to kilowatt meter recorder, and lithium battery needs to charge
When, USB interface is connected with external power source by USB data line, and lithium cell charging managing chip controls the charging of lithium battery, lithium electricity
Pond charging management chip is bq24090 chips, as shown in Figure 2.
Kilowatt meter recorder reads table data, and table data are wirelessly transmitted to the intelligent handss of staff by Blue-tooth communication method
Machine, when checking meter, staff carries kilowatt meter recorder and smart mobile phone, opens mobile phone A PP software and is connected using Bluetooth of mobile phone
Kilowatt meter recorder is connect, convenience of checking meter significantly is lifted, significantly save checking meter the time for user, PC is used compared with traditional
The mode that serial ports software is checked meter, advantage are that communication switchs to wireless mode by wired mode, eliminate the need for the constraint that cable brings,
It is convenient for carrying, arbitrarily can moves.
Bluetooth handheld kilowatt meter recorder also turns serial port circuit 9 including USB, as shown in figure 3, USB turns the forward direction of serial port circuit 9
Data terminal, negative sense data terminal forward data end respectively with USB interface 4, negative sense data terminal are electrically connected, and USB turns serial port circuit 9
Serial data transmitting terminal is electrically connected with the data receiver of RF modules 2, and USB turns the serial data receiving terminal and RF of serial port circuit 9
The data sending terminal electrical connection of module 2.USB interface is set by terminals with USB interface such as USB data line and notebook computers
Standby connection, these terminal units directly can be communicated with RF modules, and issuing serial data instruction carries out radio meter register operation,
The operation such as RF debugging can also be carried out.
Bluetooth handheld kilowatt meter recorder also includes charging indicator light circuit 12, as shown in figure 4, charging indicator light circuit 12 includes
Resistance R101, resistance R102, resistance R109, LED 101A, LED 101B, stabilivolt D101 and three
Pole pipe Q101, display lamp control end and resistance R101 one end and stabilivolt D101 negative poles of lithium cell charging managing chip 6 are electrically connected
Connect, the resistance R101 other ends are electrically connected with LED 101A negative poles, LED 101A positive poles and USB interface
Supply pin, resistance R109 one end and the electrical connection of LED 101B positive poles, the resistance R109 other ends and stabilivolt D101
The base stage electrical connection of positive pole and audion Q101, LED 101B negative poles are by resistance R012 and audion Q101's
Colelctor electrode is electrically connected, the grounded emitter of audion Q101.LED 101A glows, LED 101B
Green light, during lithium cell charging, the display lamp control end output low level of lithium cell charging managing chip, light emitting diode
LED101A is lighted, and LED 101B extinguishes, after charging terminates, the display lamp control end of lithium cell charging managing chip
Blackout（Open-drain state）, LED 101A extinguishings, LED 101B are lighted.
As shown in figure 5, battery voltage sensing module 7 includes resistance R201, resistance R202, resistance R203, resistance R204, electricity
Resistance R205, electric capacity C204, audion Q201 and audion Q202,5 positive pole of lithium battery are electrically connected with 11 one end of on and off switch, power supply
The emitter stage that 11 other ends are switched with resistance R201 one end, 10 input of voltage stabilizing chip and audion Q201 is electrically connected, resistance
The R201 other ends are electrically connected with the base stage of resistance R202 one end and audion Q201, and the resistance R202 other ends are with audion Q202's
Colelctor electrode is electrically connected, and the base stage of audion Q202 is electrically connected with the control end of main control chip by resistance R204, audion Q201
Colelctor electrode electrically connect with resistance R203 one end, the resistance R203 other ends and electric capacity C204 one end, resistance R205 one end and master control
The data input pin electrical connection of chip, the emitter stage of the resistance R205 other ends, the electric capacity C204 other ends and audion Q202 all connect
Ground.
The control end output high level of main control chip, audion Q202 conductings, resistance R201, resistance R202 and audion
The branch road conducting of Q202 places, audion Q201 are turned on, now resistance R203 and resistance R205 partial pressures, the data input of main control chip
End collects voltage, converses the magnitude of voltage of lithium battery according to dividing ratios.When electric quantity of lithium battery is not enough, main control chip passes through
Status indicator lamp shows not enough power supply information, reminds staff to charge in time.
Claims (9)
1. a kind of Bluetooth handheld kilowatt meter recorder, it is characterised in that：Including main control chip（1）, RF modules（2）, bluetooth module（3）、
USB interface（4）, lithium battery（5）, lithium cell charging managing chip（6）With the battery voltage sensing module of detection electric quantity of lithium battery
（7）, the main control chip（1）Respectively with RF modules（2）, bluetooth module（3）, lithium battery（5）And battery voltage sensing module（7）
Electrical connection, the lithium cell charging managing chip（6）Input and USB interface（4）Electrical connection, the lithium cell charging management
Chip（6）Outfan and lithium battery（5）Electrical connection.
2. a kind of Bluetooth handheld kilowatt meter recorder according to claim 1, it is characterised in that：Also include status indicator lamp（8）,
The status indicator lamp（8）With main control chip（1）Electrical connection.
3. a kind of Bluetooth handheld kilowatt meter recorder according to claim 1, it is characterised in that：Also turn serial port circuit including USB
（9）, the USB turns serial port circuit（9）Forward data end, negative sense data terminal respectively with USB interface（4）Forward data end,
Negative sense data terminal is electrically connected, and the USB turns serial port circuit（9）Serial data transmitting terminal and RF modules（2）Data receiver
Electrical connection, the USB turn serial port circuit（9）Serial data receiving terminal and RF modules（2）Data sending terminal electrical connection.
4. a kind of Bluetooth handheld kilowatt meter recorder according to claim 1 or 2 or 3, it is characterised in that：Also include voltage stabilizing chip
（10）And on and off switch（11）, the lithium battery（5）By on and off switch（11）With voltage stabilizing chip（10）Input electrical connection,
The voltage stabilizing chip（10）Outfan and main control chip（1）Power end electrical connection.
5. a kind of Bluetooth handheld kilowatt meter recorder according to claim 1 or 2 or 3, it is characterised in that：Also include charging indicating
Circuit for lamp（12）, the charging indicator light circuit（12）Including resistance R101, resistance R102, resistance R109, light emitting diode
LED101A, LED 101B, stabilivolt D101 and audion Q101, lithium cell charging managing chip（6）Instruction
Lamp control end is electrically connected with resistance R101 one end and stabilivolt D101 negative poles, the resistance R101 other ends and light emitting diode
LED101A negative poles are electrically connected, the supply pin of LED 101A positive poles and USB interface, resistance R109 one end and luminous two
Pole pipe LED101B positive pole is electrically connected, and the resistance R109 other ends are electrically connected with the base stage of stabilivolt D101 positive poles and audion Q101,
LED 101B negative poles are electrically connected with the colelctor electrode of audion Q101 by resistance R012, the transmitting of audion Q101
Pole is grounded.
6. a kind of Bluetooth handheld kilowatt meter recorder according to claim 1 or 2 or 3, it is characterised in that：The cell voltage inspection
Survey module（7）Including resistance R201, resistance R202, resistance R203, resistance R204, resistance R205, electric capacity C204, audion Q201
With audion Q202, resistance R201 one end electrically connected with the emitter stage of lithium battery anode and audion Q201, and resistance R201 is another
End is electrically connected with the base stage of resistance R202 one end and audion Q201, and the resistance R202 other ends are electric with the colelctor electrode of audion Q202
Connection, the base stage of audion Q202 pass through resistance R204 and main control chip（1）Control end electrical connection, the current collection of audion Q201
Pole is electrically connected with resistance R203 one end, the resistance R203 other ends and electric capacity C204 one end, resistance R205 one end and main control chip（1）
Data input pin electrical connection, the emitter stage of the resistance R205 other ends, the electric capacity C204 other ends and audion Q202 is all grounded.
7. a kind of Bluetooth handheld kilowatt meter recorder according to claim 1 or 2 or 3, it is characterised in that：Also include download program
Interface（13）, described program download interface（13）With main control chip（1）Electrical connection.
8. a kind of Bluetooth handheld kilowatt meter recorder according to claim 1 or 2 or 3, it is characterised in that：Also include bluetooth firmware
Upgrade interface（14）, the bluetooth firmware upgrade interface（14）With bluetooth module（3）Electrical connection.
9. a kind of Bluetooth handheld kilowatt meter recorder according to claim 1 or 2 or 3, it is characterised in that：The RF modules（2）
For LoRa wireless modules, FSK wireless modules, GMSK wireless modules or BPSK wireless modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621071133.9U CN206133904U (en) | 2016-09-22 | 2016-09-22 | Equipment of checking meter is handed to bluetooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621071133.9U CN206133904U (en) | 2016-09-22 | 2016-09-22 | Equipment of checking meter is handed to bluetooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206133904U true CN206133904U (en) | 2017-04-26 |
Family
ID=58570754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621071133.9U Active CN206133904U (en) | 2016-09-22 | 2016-09-22 | Equipment of checking meter is handed to bluetooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206133904U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107657307A (en) * | 2017-10-24 | 2018-02-02 | 王阳 | Bluetooth electronic tag system and localization method |
| CN109920226A (en) * | 2018-11-20 | 2019-06-21 | 浙江瑞银电子有限公司 | A kind of kilowatt meter recorder based on low-power consumption bluetooth and near infrared technology |
| CN111915867A (en) * | 2020-08-10 | 2020-11-10 | 天津七一二通信广播股份有限公司 | Portable hand-copy device equipment in oil field based on bluetooth |
-
2016
- 2016-09-22 CN CN201621071133.9U patent/CN206133904U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107657307A (en) * | 2017-10-24 | 2018-02-02 | 王阳 | Bluetooth electronic tag system and localization method |
| CN109920226A (en) * | 2018-11-20 | 2019-06-21 | 浙江瑞银电子有限公司 | A kind of kilowatt meter recorder based on low-power consumption bluetooth and near infrared technology |
| CN111915867A (en) * | 2020-08-10 | 2020-11-10 | 天津七一二通信广播股份有限公司 | Portable hand-copy device equipment in oil field based on bluetooth |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206133904U (en) | Equipment of checking meter is handed to bluetooth | |
| CN205283535U (en) | Wireless communication device | |
| CN205301569U (en) | Smart electric meter detecting system based on mobile terminal | |
| CN205156949U (en) | Aerogenerator fault detection device | |
| CN206594814U (en) | A kind of infrared copy meter collector | |
| CN206790138U (en) | A kind of portable power source | |
| CN203164350U (en) | Intelligent distribution instrument | |
| CN207147645U (en) | Wireless temperature monitoring system | |
| CN206573693U (en) | A kind of battery tension logging | |
| CN203119505U (en) | Infrared information transmission circuit and device thereof for electric system error-preventing key | |
| CN206559065U (en) | Condition prompting circuit and portable charged energy storage device are filled soon | |
| CN106981903A (en) | Portable power source with communication function | |
| CN211554931U (en) | Embedded collector | |
| CN212343393U (en) | Multifunctional portable mobile power supply | |
| CN203870222U (en) | Wireless type real-time voltage detecting system of multi-section serially-connected lithium storage battery | |
| CN206593729U (en) | A kind of hand-held detection configurating terminal of intellectual water meter | |
| CN203573488U (en) | Internet of things-based sensor data forwarding device | |
| CN103561251B (en) | The image acquisition circuit of electric power acquisition and measuring equipment | |
| CN206097436U (en) | Channel switching appearance | |
| CN205280815U (en) | Smart electric meter for street lamp | |
| CN206649655U (en) | Portable Wifi turns polymorphic type communication interface arrangement | |
| CN215751965U (en) | Intelligent charging socket control circuit | |
| CN101995524B (en) | Detecting device and detecting method for electrical interface | |
| CN206542215U (en) | Wireless charging emitter | |
| CN201293937Y (en) | Wireless sensor network device for circumstance detection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |