CN109898563A - A kind of smart electronics well lid and control method based on NB-IOT - Google Patents
A kind of smart electronics well lid and control method based on NB-IOT Download PDFInfo
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- CN109898563A CN109898563A CN201910111893.XA CN201910111893A CN109898563A CN 109898563 A CN109898563 A CN 109898563A CN 201910111893 A CN201910111893 A CN 201910111893A CN 109898563 A CN109898563 A CN 109898563A
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Abstract
A kind of smart electronics well lid and control method based on NB-IOT, the well lid include: MCU microcontroller, battery power supply module, electric power detection module, DC-DC reduction voltage circuit module, NB-IOT module, acceleration module, communication module and steering engine control module；The present invention provides the smart electronics well lid equipment based on NB-IOT, well lid status remote may be implemented by remote service to unlock, the vibration of real-time detection well lid and inclination angle, displacement taps and destroys warning message, can open electronic manhole cover by wireless charging scene in the case where dead battery, the well lid has many advantages, such as that battery life is long, maintenance cost is low, intelligence degree is high.Make it possible the wireless long haul communication of wireless electron well lid.
Description
Technical field
The present invention relates to underground pipe gallery smart electronics anti-stealing manhole covers more particularly to a kind of based on the wireless of NB-IOT
Smart electronics well lid equipment.
Background technique
With the continuous development in city, the continuous propulsion of each department pipeline projects, electronic manhole cover is as guarantee safe operation
Entrance, importance is more and more important, and electronic manhole cover has become as an important infrastructure of modern urban construction
The indispensable important link of urban construction, once well lid is by broken ring, processing will cause security risk not in time, to society
Stable, safety causes greatly to negatively affect the safety of well lid and centralized management is got the attention.Traditional electronic manhole cover
The upload of remote switch lock and warning message is realized using wired communication modes, Wired electronic well lid is installed in this case
At high cost, transmission range is limited, and well lid fitting limit is limited.
Summary of the invention
Goal of the invention:
The present invention provides a kind of smart electronics well lid and control method based on NB-IOT, and the purpose is to solve to be deposited in the past
The problem of.
Technical solution:
A kind of smart electronics well lid based on NB-IOT, it is characterised in that: the well lid includes: MCU microcontroller, battery confession
Electric module, electric power detection module, DC-DC reduction voltage circuit module, NB-IOT module, acceleration module, communication module and steering engine control
Molding block；
Electric power detection module, DC-DC reduction voltage circuit module, NB-IOT module, acceleration module, communication module and steering engine control
Molding block is connected to MCU microcontroller；
Battery power supply module connects electric power detection module and DC-DC reduction voltage circuit module.
The well lid further includes SIM card circuit, SIM card circuit connection to NB-IOT module.
The well lid further includes battery low-voltage protection circuit, and battery low-voltage protection circuit is connected to battery power supply module.
The well lid further includes wireless charging module, and wireless charging module connects DC-DC reduction voltage circuit module.
3rd resistor (R3) connection first resistor (R1) in NB-IOT communication module, first resistor (R1) connection the
One triode (Q1), the first triode (Q1) are connected to NB-IOT communication module group (SIM7000C), constitute boot-strap circuit, third electricity
It draws tie point (NB_EN) between resistance (R3) and first resistor (R1) to be connected with the common I/O port of MCU, low level is effective；
7th resistance (R7) connects the 6th resistance (R6), and the 6th resistance (R6) connects the second triode (Q2), the two or three pole
Pipe (Q2) is connected with NB-IOT communication module group (SIM7000C) reset pin；
Tie point (nRESET) and the common I/O port phase of MCU microcontroller between 7th resistance (R7) and the 6th resistance (R6)
Connection, constitutes the reset circuit of NB mould group, and low level is effective；
First capacitor capacitor (C1) connects the one end of second resistance (R2), the second electricity of other end connection of second resistance (R2)
Hold (C2) and socket (AN1) constitutes the antenna of NB mould group, the antenna of the mould group antenna and NB-IOT communication module group (SIM7000C)
Interface is connected, and socket (AN1) is IPEX socket, is external antenna interface.
6th capacitor (C6), the 7th capacitor (C7), the 8th capacitor (C8), the 9th capacitor (C9) and voltage-stabiliser tube (D2) are constituted
The power pack of NB-IOT communication module group (SIM7000C) is connected with the mould group power pins.
The string of 9th foot (NB_RX) of NB-IOT communication module group (SIM7000C), the 10th foot (NB_TX) and MCU microcontroller
Oral sex fork is connected.
This method are as follows: connection is established using NB-IOT communication modes and server by NB-IOT communication module, is connected into
After function, detects and reach the well lid lock status, locking bar state, battery capacity, inclination angle warning message after server by upper
Machine software shows the real-time status of the well lid, and well lid receives PC control order and realizes switch lock behaviour by steering engine control module
Make, well lid enters deployment state, enters suspend mode later.
When acceleration module detects unauthorised broken, well lid exits suspend mode, judges whether well lid information is abnormal, different
NB modular power source is opened after often and establishes connection with server again, by warning message upload server after successful connection；Work people
Member is by showing that result handles field condition.
In order to solve the problems, such as not receiving after suspend mode instruction, control command vibration wake up or dormancy awakening after, establish
It is sent to well lid after network connection, realizes the switch lock instruction of well lid.
Unauthorised broken includes vibration, inclination or taps.
Advantageous effect:
To solve the above problems existing in the prior art, the present invention provides the intelligent wireless electricity based on NB-IOT mechanics of communication
Sub- well lid, the wireless electron well lid communicate and support wireless remote switch lock function by NB-IOT communication module and server,
Long-range inspection well lid state, can also the alarm signals such as on-line checking well lid position and real-time status such as inclination angle, vibration, percussion, destruction,
And information will be reported to pass to server by NB-IOT communication modes.
The smart electronics well lid includes: MCU microcontroller, battery power pack, electric power detection module, DC-DC decompression electricity
Road module, wireless charging module, NB-IOT module, acceleration module, 2.4G communication module, motor control part, SIM card electricity
Road, battery low-voltage protection circuit.Wherein SIM card circuit 3 is connected with NB-IOT module 2, NB-IOT module 2, acceleration module 4,
Steering engine control 5,2.4G communication module 6, electric power detection module are connected with MCU microcontroller 1.Wireless charging module 7 and DC-DC
Module connected 8, low-voltage protection circuit 11 is connected with battery power supply module 9, and 10 battery power supply module 9 of electric power detection module is connected.
To sum up the present invention provides the smart electronics well lid equipment based on NB-IOT, and well lid shape may be implemented by remote service
State remote unlocking, the vibration of real-time detection well lid and inclination angle, displacement tap and destroy warning message, can in the case where dead battery
Electronic manhole cover is opened by wireless charging scene, that the well lid has that battery life is long, maintenance cost is low, intelligence degree is high etc. is excellent
Point.Make it possible the wireless long haul communication of wireless electron well lid
Detailed description of the invention
The present invention is described in further details with specific embodiment with reference to the accompanying drawing:
Fig. 1 is that the present invention is based on the smart electronics well lids of NB-IOT；
Fig. 2 is control method flow chart；
Fig. 3 is MCU circuit diagram；
Fig. 4 is NB-IOT communication module circuit diagram；
Fig. 5 is SIM card circuit diagram；
Fig. 6 is acceleration module circuit diagram；
Fig. 7 is steering engine control module circuit diagram；
Fig. 8 is 2.4G wireless module circuit diagram；
Fig. 9 is wireless charging module figure；
Figure 10 is DC-DC module circuit diagram；
Figure 11 is battery power supply module circuit diagram；
Figure 12 is electric power detection module circuit diagram；
Figure 13 is low-voltage variation current circuit figure.
Specific embodiment
The present invention provides a kind of smart electronics well lid based on NB-IOT technology, which includes being used for control section MCU
Micro controller module 1, NB-IOT communication module 2 for being communicated with server, SIM card circuit 3, for detecting warning message
Acceleration module 4, for executing the motor control module 5 of switch lock actuating mechanism, for external Lock-Picking Devices and well lid
The 2.4G communication module 6 of communication, the wireless charging module 7 for charging under power blackout situation to well lid, for the electricity that will power
Pressure is converted into the DC-DC module 8 of onboard required voltage, the battery module 9 of power supply is provided for whole plate, for detecting battery capacity
Electric power detection module 10.For the low-voltage protection circuit 11 of battery under-voltage protection, wherein 2 phase of SIM card circuit 3 and NB-IOT module
Even, NB-IOT module 2, acceleration module 4, steering engine control 5,2.4G communication module 6, electric power detection module with MCU microcontroller
Device 1 is connected.Wireless charging module 7 is connected 8 with DC-DC module, and low-voltage protection circuit 11 is connected with battery power supply module 9, electricity
10 battery power supply module 9 of detection module is connected.
Its implementation are as follows: 12 wireless electrons start power up, 13 program initializations, and 14 pass through NB-IOT communication modes and clothes
Business device establishes connection, and after successful connection, 15 are detected the well lid lock status, locking bar state, battery capacity, the alarm signals such as inclination angle
Breath, 16 reach warning message the real-time status for showing the well lid after server by upper computer software, and the reception of 26 well lids is upper
Machine control command realizes switch lock operation, and well lid enters deployment state, enters suspend mode after 17 well lids 1 minute.
19 when acceleration module detects such as vibration, inclination, percussion unauthorised broken 20 well lids exit suspend mode, 21
Judge whether well lid information is abnormal, 22NB modular power source is opened after exception and establishes connection with server again, after 23 successful connections
By warning message upload server.24 staff are by showing that result handles field condition.25 terminate
It is shown by upper computer software.The well lid can not receive control command after entering dormant state, in order to solve suspend mode
After the problem of can not receiving instruction, control command vibration wake up or dormancy awakening after, be sent to well lid after establishing network connection,
Realize the switch lock instruction of well lid.
MCU is that controller module includes singlechip chip U1, reset key SW1, resistance R2, R3, R4 capacitor C1, C2, C3,
C10, C11 crystal oscillator X1, X2
The one end described capacitor C1, C3 be connected with crystal oscillator X1, the both ends resistance R3 simultaneously with the 5th pin of single-chip microcontroller U1
Six pins are connected, and capacitor C1, C3 other end is connected with power cathode.The BOOT0 pin of the one end resistance R2 and single-chip microcontroller U1
Connection, the other end are connect with power cathode.Reset key SW1 is connect with capacitor C2 resistance R4 single-chip microcontroller U1 reset pin, SW1 electricity
Hold the C2 other end to connect with power cathode line, the resistance R4 other end is connect with positive pole.The one end C10, C11 and the both ends crystal oscillator X2
It is connected while is connected with the 4th pin of the 3rd pin of single-chip microcontroller U1；
NB-IOT communication module includes SIM7000C communication module group, resistance R3, R1, triode Q1 and NB-IOT mould
Group is connected, and constitutes boot-strap circuit, and label NB_EN is that 1 common I/O port of control is connected with MCU, and low level is effective, resistance R6, R7, three
Pole pipe Q2 is connected with NB-IOT mould group reset pin, and network label nRESET is connected with the common I/O port of MCU microcontroller 1, structure
At the reset circuit of NB mould group, low level is effective.Capacitor C1, C2, resistance R2, socket AN1 constitute the antenna of NB mould group, with NB mould
The antennal interface of group is connected, and AN1 is that IPEX socket is external antenna interface.Capacitor C6, C7, C8, C9, voltage-stabiliser tube D2 constitute NB
The power pack of mould group is connected with the mould group power pins.The serial ports of network label NB_RX, NB_TX and MCU microcontroller 1
Intersect and is connected.Control method are as follows: well lid power-up initializing, NB_EN low level booting NB mould group, while network lamp flashes, and starts
Establish connection.
SIM card circuit includes: that U2 is SIM card holder, capacitor C5, C10, C11, C12 and resistance R9, R10, R1 protection diode
D1 composition.The one end described capacitor C5, C10, C11, C12 is connected with the power supply VCC of SIM card holder, reset RST, clock CLK, IO, separately
One end is connected to the ground.The one end protection diode D1 is connected with the power supply VCC of SIM card holder, reset RST, clock CLK, IO, the other end
Be connected to the ground, the one end resistance R9, R10, R1 and the power supply VCC of SIM card holder, reset RST, clock CLK, IO are connected, the other end and
NB mould group is connected.D1 is electrostatic protection chip, avoids damage of the electrostatic to circuit in time
Acceleration module includes: acceleration of gravity U3, resistance R78, R13, capacitor C13, C14 composition.The U3 and MCU is micro-
Controller is connected by SPI interface, and resistance R78, C13, C14 are connected with U3 power pins, the R78 other end and positive pole phase
Even, C13, C14 other end are connect with power supply negative.The one end resistance R13 is just being connected with U3 power supply, and the other end and U3 piece select CS signal
It is connected.
Steering engine control module: including metal-oxide-semiconductor Q4, Q5, resistance R42, R47, R43, capacitor C55, connecting terminal J6
Described one end R47 is connected with metal-oxide-semiconductor Q5 base stage, and the other end is connected with the I/O port of MCU microcontroller, R42 mono-
End is connected with the drain electrode of metal-oxide-semiconductor Q5 to be connected with the base stage of metal-oxide-semiconductor Q4 simultaneously, and the other end is connected with positive pole, metal-oxide-semiconductor Q5
Grid is connected with power cathode, and the one end C55 is connect with the grid of metal-oxide-semiconductor Q4 to be just connected with power supply simultaneously, the other end and power supply
Cathode is connected.Metal-oxide-semiconductor Q4 drain electrode is connected with 2 feet of terminal J6, and 1 foot of J6 is connected with power cathode, the one end R43 and MCU micro-control
Device processed is connected, and the other end is connected with the third pin of J6.C55 is the super capacitor of 0.33F/5.5V, the movement of well lid micro control motor
Immediate current peak value is larger, avoids Voltage Drop.
2.4G wireless module: it is formed including 2.4 module U4, capacitor C15, C16
The U4 is connect with MCU microcontroller by SPI interface, and the one end capacitor C15, C16 is just being connected with U4 power supply, another
End connects with power supply negative.After well lid deployment, 2.4G power supply is in off state, and after having hander wake-up, opens 2.4G module electricity
Source starts to be communicated
Wireless charging module: including coil COIL1, capacitor C30, C31, C28, C29 diode D4, resistance R28
Described coil one end is connected with C30, C31, D7, the coil other end and C30, C31, C28, R28, and C29 is connected, and D4 is another
One end is connected with the one end C28, C29, and the R28 other end is connected with power cathode.
DC-DC module includes: to provide+4V the circuit of power supply for NB-IOT communication module, for the electricity of MCU microcontroller power supply
Source MCU+3.3V circuit is the+5V circuit of the power supply of circuit for controlling motor.
It include terminal J7, power supply chip U9, diode D8 capacitor for the+4V circuit that NB-IOT communication module provides power supply
C52, C53, C54, C48, C49, C50, C51, C56 resistance R46, R80, R44, R45, R4,8 inductance L5 are formed.
The one end described capacitor C52, C53, C54 is connected with positive pole, and the other end is connected with battery cathode, resistance R46,
The common end R80 is connected with the I/O port of MCU microcontroller, and the R46 other end is connected with the enabled pin of U9, the R80 other end and power supply
Cathode is connected
The one end C48 other end that is connected with the VBST pin of U9 is connected with the SW pin of inductance L5 and U9, inductance one end with
The one end R44, C49, C50, C51, R45 is connected, and R44 is connected with the PG leads ends of U7 to be electrically connected with MCU microcontroller IO simultaneously,
C49, C50, C51, R45 enable one end be connected with power cathode, and R48 is connected with the common end of R45 with the VFB pin of U9, and R48 is another
End is connected with the cathode of power supply.May Day foot SS connection of capacitor C56 and U9, the other end are connect with power cathode.
After well lid powers on, opening+4V power supply establishes connection, into after dormant state, closing+4V power supply
The one end described capacitor C40, C41, C42 is connected with positive pole, and the other end is connected with battery cathode, resistance R34,
R79 is connected to work together and be connected with the I/O port of MCU microcontroller, and the R34 other end is connected with the enabled pin of U7, the R79 other end and electricity
Source cathode is connected, and the one end C32 other end that is connected with the VBST pin of U7 is connected with the SW pin of inductance L3 and U7, inductance one end and
The one end R30, C34, C35, C36, R31 is connected, and the R30 other end is connected with the PG pin of U7, C34, C35, C36 other end and power supply
Cathode is connected, and R31 is connected with the common end of R37 with the VFB pin of U9, and the R37 other end is connected with the cathode of power supply.Capacitor C56
It is connect with May Day foot SS of U7, the other end is connect with power cathode.
The one end described capacitor C43, C44, C45 is connected with positive pole, and the other end is connected with battery cathode, resistance R35 mono-
End is connected with the enabled pin EN of U8, and the other end is connected with positive pole, and the one end C33 is connected the other end with the VBST pin of U8
It is connected with the SW pin of inductance L4 and U8, inductance one end and R32, one end C37, C38, C39, R33 are connected, the R32 other end and U7
PG pin be connected MCU microcontroller IO electrical connection, C34, C35, C36 other end is connected with power cathode, R33 and R34's
Common end is connected with the VFB pin of U8, and the R38 other end is connected with the cathode of power supply.May Day foot SS of capacitor C47 and U8 connect
It connects, the other end is connect with power cathode.
Battery power supply module includes: battery pack, connecting terminal J7, diode D8
The J7 is battery terminal, and 1 cries and connect with anode, D8 anode electrical, and 2 feet electrically connect with battery cathode
It connects, D8 cathode is connect with DC-DC module, and D8 diode is when having prevented wireless charging, and voltage is added in battery pack both ends
Electric power detection module includes: electric power detection chip U10, resistance R52, R57, R66, R50, R51 capacitor C57, C58 group
At
The common end that is connected described R52, R57 is connected with the common I/O port of MCU microcontroller, and the of the R57 other end and U10
Five pin DQ connections, the R52 other end are connected with positive pole, and R50 is connected device common end and the 4th pin of U10 with C58
VDD is connected, and the R50 other end is connected with anode, and the C58 other end is connected with battery cathode, the one end R51 and anode phase
Even, the other end is connected with the third pin of U10, and the one end R66 is connected with the 7th pin of U10 is connected to power cathode simultaneously, and R66 is another
One end is connected with the second pin of U10 is connected to the cathode of battery simultaneously, and the one end C57 is connected with the six, the first pins of U10,
The other end is connected with the cathode of battery.
Low-voltage variation electric current includes: U6, metal-oxide-semiconductor Q1, resistance R21, R14, R15, R18 capacitor C25, C24 composition
The one end the resistance R21 is connected with C25 and is connected simultaneously with the second pin of U6, and the R21 other end is being connected to battery just
Pole, the capacitor C25 other end are connected to battery cathode, and R14 is connected with R15, and the R14 other end is connected to the first pin of U6, R15
It is connected with R18 and is connected simultaneously with the 4th pin of metal-oxide-semiconductor Q1, the R18 other end is connected with battery cathode, the one end capacitor C24 and U6
The 5th pin be connected, the other end is connected with battery cathode.When cell voltage is down to 4V, the first pin of U6 is low electricity
Flat, metal-oxide-semiconductor Q1 shutdown, VBAT- and GND are disconnected, and have the function that low-voltage variation.
Claims (9)
1. a kind of smart electronics well lid based on NB-IOT, it is characterised in that: the well lid includes: MCU microcontroller, battery power supply
Module, electric power detection module, DC-DC reduction voltage circuit module, NB-IOT module, acceleration module, communication module and steering engine control
Module；
Electric power detection module, DC-DC reduction voltage circuit module, NB-IOT module, acceleration module, communication module and steering engine control mould
Block is connected to MCU microcontroller；
Battery power supply module connects electric power detection module and DC-DC reduction voltage circuit module.
2. a kind of smart electronics well lid based on NB-IOT according to claim 1, it is characterised in that: the well lid further includes
SIM card circuit, SIM card circuit connection to NB-IOT module.
3. a kind of smart electronics well lid based on NB-IOT according to claim 1 or 2, it is characterised in that: the well lid is also
Including battery low-voltage protection circuit, battery low-voltage protection circuit is connected to battery power supply module.
4. a kind of smart electronics well lid based on NB-IOT according to claim 3, it is characterised in that: the well lid further includes
Wireless charging module, wireless charging module connect DC-DC reduction voltage circuit module.
5. a kind of smart electronics well lid based on NB-IOT according to claim 1, it is characterised in that:
3rd resistor (R3) connection first resistor (R1) in NB-IOT communication module, first resistor (R1) connection the one or three
Pole pipe (Q1), the first triode (Q1) are connected to NB-IOT communication module group (SIM7000C), constitute boot-strap circuit, 3rd resistor
(R3) it draws tie point (NB_EN) between first resistor (R1) to be connected with the common I/O port of MCU, low level is effective；
7th resistance (R7) connects the 6th resistance (R6), and the 6th resistance (R6) connects the second triode (Q2), the second triode
(Q2) it is connected with NB-IOT communication module group (SIM7000C) reset pin；
7th resistance (R7) is connected with the tie point (nRESET) between the 6th resistance (R6) with the common I/O port of MCU microcontroller
It connects, constitutes the reset circuit of NB mould group, low level is effective；
First capacitor capacitor (C1) connects the one end of second resistance (R2), and the other end of second resistance (R2) connects the second capacitor
(C2) and socket (AN1) constitute NB mould group antenna, the mould group antenna and the antenna of NB-IOT communication module group (SIM7000C) connect
Mouth is connected；
6th capacitor (C6), the 7th capacitor (C7), the 8th capacitor (C8), the 9th capacitor (C9) and voltage-stabiliser tube (D2) constitute NB-
The power pack of IOT communication module group (SIM7000C) is connected with the mould group power pins.
The serial ports friendship of the 9th foot (NB_RX), the 10th foot (NB_TX) and MCU microcontroller of NB-IOT communication module group (SIM7000C)
Fork is connected.
6. a kind of control method of smart electronics well lid based on NB-IOT according to claim 1, it is characterised in that: should
Method are as follows: connection is established using NB-IOT communication modes and server by NB-IOT communication module, after successful connection, detection
And the well lid lock status, locking bar state, battery capacity, inclination angle warning message are reached and shown by upper computer software after server
The real-time status of the well lid, well lid receive PC control order by steering engine control module realize switch lock operation, well lid into
Enter deployment state, enters suspend mode later.
7. a kind of control method of smart electronics well lid based on NB-IOT according to claim 6, it is characterised in that: when
When acceleration module detects unauthorised broken, well lid exits suspend mode, judges whether well lid information is abnormal, opens NB after exception
Modular power source establishes connection with server again, by warning message upload server after successful connection；Staff passes through display
As a result field condition is handled.
8. a kind of control method of smart electronics well lid based on NB-IOT according to claim 7, it is characterised in that: be
Solve the problems, such as that instruction can not be received after suspend mode, control command vibration wake up or dormancy awakening after, after establishing network connection
It is sent to well lid, realizes the switch lock instruction of well lid.
9. a kind of control method of smart electronics well lid based on NB-IOT according to claim 7, it is characterised in that: non-
It includes vibration, inclination or percussion that method, which is destroyed,.
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Cited By (8)
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|---|---|---|---|---|
| CN110366129A (en) * | 2019-08-15 | 2019-10-22 | 浙江理工大学 | Intelligent well cover system and method based on Internet of Things |
| CN110738814A (en) * | 2019-09-12 | 2020-01-31 | 广州科坦电子技术有限公司 | Manhole cover alarm based on NB-IOT (network b-internet of things) |
| CN111024120A (en) * | 2019-11-25 | 2020-04-17 | 国网上海市电力公司 | Inspection method of intelligent electric well lid inclination angle monitoring device |
| CN111173041A (en) * | 2020-02-29 | 2020-05-19 | 成都易信达科技股份有限公司 | Intelligent well lid and using method thereof |
| CN111325956A (en) * | 2020-02-29 | 2020-06-23 | 成都易信达科技股份有限公司 | Control circuit for intelligent well lid and control method thereof |
| CN112557721A (en) * | 2019-09-25 | 2021-03-26 | 中国科学院沈阳计算技术研究所有限公司 | Low-cost electric power electricity stealing prevention metering equipment |
| CN112627239A (en) * | 2021-02-02 | 2021-04-09 | 国网青海省电力公司西宁供电公司 | Intelligent well lid monitoring system based on NB-IOT technology |
| CN112729234A (en) * | 2021-01-18 | 2021-04-30 | 郑州丰嘉科技有限公司 | Building settlement and destruction detection device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205375719U (en) * | 2016-02-03 | 2016-07-06 | 西安中星测控有限公司 | Unusual monitor sensor of wireless transmission formula well lid |
| CN106209152A (en) * | 2016-08-31 | 2016-12-07 | 蒋闯 | Intelligent well cover device |
| CN206438541U (en) * | 2016-11-25 | 2017-08-25 | 合肥大明节能科技股份有限公司 | Manhole cover anti-theft detection means |
| CN107663866A (en) * | 2017-08-30 | 2018-02-06 | 长沙金龙铸造实业有限公司 | A kind of well lid intelligent unlocking system and application method |
| CN207475890U (en) * | 2017-11-10 | 2018-06-08 | 深圳市华腾物联科技有限公司 | Intelligent well cover system |
| WO2018184068A1 (en) * | 2017-04-06 | 2018-10-11 | Fibre & Solar Technologies Pty Ltd | Underground utilities enclosures |
| CN108877160A (en) * | 2018-07-13 | 2018-11-23 | 深圳市云海物联网科技有限公司 | A kind of monitoring device and monitoring method of well lid |
| CN208219705U (en) * | 2018-04-20 | 2018-12-11 | 常州凌风超智科技信息咨询有限公司 | A kind of intelligent well cover and its management system based on Internet of Things |
-
2019
- 2019-02-12 CN CN201910111893.XA patent/CN109898563A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205375719U (en) * | 2016-02-03 | 2016-07-06 | 西安中星测控有限公司 | Unusual monitor sensor of wireless transmission formula well lid |
| CN106209152A (en) * | 2016-08-31 | 2016-12-07 | 蒋闯 | Intelligent well cover device |
| CN206438541U (en) * | 2016-11-25 | 2017-08-25 | 合肥大明节能科技股份有限公司 | Manhole cover anti-theft detection means |
| WO2018184068A1 (en) * | 2017-04-06 | 2018-10-11 | Fibre & Solar Technologies Pty Ltd | Underground utilities enclosures |
| CN107663866A (en) * | 2017-08-30 | 2018-02-06 | 长沙金龙铸造实业有限公司 | A kind of well lid intelligent unlocking system and application method |
| CN207475890U (en) * | 2017-11-10 | 2018-06-08 | 深圳市华腾物联科技有限公司 | Intelligent well cover system |
| CN208219705U (en) * | 2018-04-20 | 2018-12-11 | 常州凌风超智科技信息咨询有限公司 | A kind of intelligent well cover and its management system based on Internet of Things |
| CN108877160A (en) * | 2018-07-13 | 2018-11-23 | 深圳市云海物联网科技有限公司 | A kind of monitoring device and monitoring method of well lid |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110366129A (en) * | 2019-08-15 | 2019-10-22 | 浙江理工大学 | Intelligent well cover system and method based on Internet of Things |
| CN110366129B (en) * | 2019-08-15 | 2022-04-05 | 浙江理工大学 | Intelligent well lid system and method based on Internet of things |
| CN110738814A (en) * | 2019-09-12 | 2020-01-31 | 广州科坦电子技术有限公司 | Manhole cover alarm based on NB-IOT (network b-internet of things) |
| CN112557721A (en) * | 2019-09-25 | 2021-03-26 | 中国科学院沈阳计算技术研究所有限公司 | Low-cost electric power electricity stealing prevention metering equipment |
| CN111024120A (en) * | 2019-11-25 | 2020-04-17 | 国网上海市电力公司 | Inspection method of intelligent electric well lid inclination angle monitoring device |
| CN111173041A (en) * | 2020-02-29 | 2020-05-19 | 成都易信达科技股份有限公司 | Intelligent well lid and using method thereof |
| CN111325956A (en) * | 2020-02-29 | 2020-06-23 | 成都易信达科技股份有限公司 | Control circuit for intelligent well lid and control method thereof |
| CN111173041B (en) * | 2020-02-29 | 2022-08-23 | 成都易信达科技股份有限公司 | Intelligent well lid and using method thereof |
| CN112729234A (en) * | 2021-01-18 | 2021-04-30 | 郑州丰嘉科技有限公司 | Building settlement and destruction detection device |
| CN112627239A (en) * | 2021-02-02 | 2021-04-09 | 国网青海省电力公司西宁供电公司 | Intelligent well lid monitoring system based on NB-IOT technology |
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Application publication date: 20190618 |