CN106855703A - Oil pumper intelligent monitoring terminal based on Internet of Things - Google Patents
Oil pumper intelligent monitoring terminal based on Internet of Things Download PDFInfo
- Publication number
- CN106855703A CN106855703A CN201710123199.0A CN201710123199A CN106855703A CN 106855703 A CN106855703 A CN 106855703A CN 201710123199 A CN201710123199 A CN 201710123199A CN 106855703 A CN106855703 A CN 106855703A
- Authority
- CN
- China
- Prior art keywords
- oil pumper
- internet
- monitoring terminal
- intelligent monitoring
- terminal based
- 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.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 27
- 238000004891 communication Methods 0.000 claims abstract description 15
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 7
- 238000013500 data storage Methods 0.000 claims abstract description 5
- 238000004458 analytical method Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000000819 phase cycle Methods 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- 241001269238 Data Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004092 self-diagnosis Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The present invention provides a kind of oil pumper intelligent monitoring terminal based on Internet of Things, including an embedded scm of STM32F103, the single-chip microcomputer is connected with LORA communication modules, data storage, switching value interface circuit, and the switching value interface circuit connects a DI port and three DO ports；The single-chip microcomputer is also associated with an AI port, for the detection analog quantity 4 20mA inputs of oil pumper tubing pressure；And a RDT port, detected for oil pumper scene temperature and be input into.The present invention to oil pumper field data Real-time Collection and judged and high speed processing using temperature, the sensor such as pressure, and central control room main station system is sent to step by step by LORA wireless modes, can realize that oil pumper remote measurement and control is managed.
Description
Technical field
A kind of work on the spot parameter automatic data collection the present invention relates to oil-field oil pumper, the transmission of real time data wireless remote,
Intelligence, remote control and the detection and control terminal for managing, more particularly, to a kind of oil pumper intelligent monitoring terminal based on Internet of Things.
Background technology
At present, what the oil well dispersion in most of oil fields, environment complexity, equipment fault and human factor were caused stops well phenomenon
Can not in time find and process, have a strong impact on crude output；Artificial patrol efficiency is low, consumption is big, and oil pumper utilization rate of equipment and installations is low.
Oil pumper, as the main big power consumer in oil field, is the emphases of supervision of oilfield safety production and energy-saving and emission-reduction, equipment investment expense
Greatly, the problem that operation cost is high, safety in production operation guarantee is difficult is important topic urgently to be resolved hurrily at present.
The development of Internet of Things brings facility to oil field production of hydrocarbons, technology of Internet of things and wisdom product merge so that
The research and development of the oil pumper intelligent monitoring terminal based on Internet of Things are possibly realized.According to investigation is visited, in view of oil-field oil pumper at present
Monitoring management above-mentioned common situation, the oil pumping intelligent monitoring terminal that R ＆ D design is based on Internet of Things has very real meaning
Justice.
The content of the invention
The invention provides a kind of oil pumper intelligent monitoring terminal based on Internet of Things, it is directed to the adaptation high and cold wind high of high temperature
A kind of husky natural conditions, the artificial patrol of replacement, real-tune TT ＆ C, artificial intelligence, unattended target, oil pumper of proposition is surveyed
Control terminal.This device is using the LORA wireless communication modes based on Internet of Things.Device receives to come from many of oil pumper scene
Sensor signal is planted, by STM32F103 single-chip microcomputer processing datas, the work to oil pumper is made a response, while real-time online
Transmit data to LORA wireless networks, it is possible to according to the order that central control room main website sends, take the action of response.
A kind of oil pumper intelligent monitoring terminal based on Internet of Things, including an embedded scm of STM32F103, institute
State single-chip microcomputer and be connected with LORA communication modules, data storage, switching value interface circuit, the switching value interface circuit connection one
Individual DI ports and three DO ports；The single-chip microcomputer is also associated with an AI port, and mould is detected for oil pumper tubing pressure
Analog quantity 4-20mA is input into；And a RDT port, detected for oil pumper scene temperature and be input into.
The single-chip microcomputer is connected with clock unit, there is provided embedded scm work clock and system time real-time clock.
The single-chip microcomputer is connected with man-machine interface, for the human-computer dialogue of this terminal.
The single-chip microcomputer is connected with CAN port, there is provided CAN is connected.
The DI ports are input into as passive contact switch amount, are connect with halted state feedback contact for oil pumper operation
Enter；
Three DO ports include DO1, DO2, DO3, wherein,
DO1 is exported as the pulse of relay dry contact, for electrifying startup or central control room control operation oil pumper；
DO2 is exported as the pulse of relay dry contact, stops controlling for oil pumper；
DO3 is exported as relay dry contact, for the alarm of oil pumper field speech.
Further, also including several operational amplifiers, for amplifying the measurement data from spot sensor.
The single-chip microcomputer is connected with a set of electric parameter port, voltage, electric current, active, idle, work(for detecting oil pumper
Rate factor, power consumption, phase sequence, overload, phase shortage, zero-sequence current, Energy Efficiency Analysis.
Wherein, the DO3 ports are connected with phonetic alarm device, and the phonetic alarm device is provided with time of fire alarming adjustment
Device.
The STM32F103 single-chip microcomputers use standard RS232 communication interface agreements with LORA communication modules；STM32F103
Single-chip microcomputer supports standard MODBUS-RTU communications protocol with CAN communication interface.
The features of the present invention and function：
1）Using the embedded chip of high reliability, integrate collection, computing, storage, control, display, communicate, structure is tight
Gather, cost performance is high.
2）The pulse switch control model of original creation, power is small, reliability is high, fault rate is extremely low.
3）The interval of original creation can customize mode of operation, greatly save the energy, improve oil yield.
4）Using new LORA communication modes, disturb small, reliability is high, and economy is high.
5）Special software and hardware optimization design mode, overcomes high temperature, dust storm high and cold, high to intelligent terminal reliability
Influence.
6）Automatic the opening of incoming call takes out DO1.Delay time can set, and be defaulted as 30 seconds.
Explanation：After incoming call, incoming call time delay 30 seconds, after the time arrives, controlled output relay oil pumper starts.
7）Oil pumper status monitoring, teletransmission.
8）Voice alarm function（For example：Oil pumper starts at once, it is noted that safety）, the time can set.（Only export
Voice signal, is easy to user's external loudspeaker）
Temperature monitoring：Accessible to detect temperature RTD signals all the way, temperature alarming value can set, and during more than setting value, shut down.
10）Pressure monitoring：It is accessible to detect pressure signal all the way.
11）Button：Function button sets band authority, prevents any personnel's modification technical parameter.
Brief description of the drawings
Fig. 1 is the structural representation of the oil pumper intelligent monitoring terminal based on Internet of Things；
Fig. 2 is the process chart of the STM32F103 single-chip microcomputers.
Specific embodiment
The present invention be it is a kind of be the remote monitor device of oil pumping unit matching, belong to oil field equipment " three change " management domain.
Block diagram as shown in Figure 1, the present invention include STM32F103 single-chip microcomputers, LORA wireless modules, data storage, when
Clock unit, DI ports, DO ports, AI ports, RDT temperature port, CAN communication port, electric parameter port, user-machine interface.
Each several part is described as follows：
What one embedded scm of STM32F103, the responsible all of gathered data of analyzing and processing and central control room sent
Control command, and according to circumstances make corresponding judgement, treatment；
One LORA wireless module, for sending data online and receiving control command；
One data storage, for preserving measurement data；
Several operational amplifiers, for amplifying the measurement data from spot sensor；
A set of clock unit, there is provided embedded scm work clock and system time real-time clock；
One DI port, DI1：Passive contact switch amount input, oil pumper operation is accessed with halted state feedback contact；
Three DO ports,
DO1：The pulse of relay dry contact is exported, and electrifying startup or central control room control run oil pumper；
DO2：The pulse of relay dry contact is exported, and oil pumper stops control；
DO3：Relay dry contact is exported, the alarm of oil pumper field speech；
One AI port, for the detection analog quantity 4-20mA inputs of oil pumper tubing pressure；
One RDT port, detects for oil pumper scene temperature and is input into, and can connect 3 line PT100 thermal resistances；
One CAN port, there is provided CAN is connected；
A set of electric parameter port, for detect the voltage of oil pumper, electric current, active, idle, power factor, power consumption, phase sequence,
Overload, phase shortage, zero-sequence current, Energy Efficiency Analysis etc..
One personal-machine interface, for the human-computer dialogue of this terminal.
Oil pumper intelligent monitoring terminal-pair data sampling and processing proposed by the present invention, the method for control, including：
Data acquisition gathers various oil pumper data with STM32F103 single-chip microcomputers as core, successively, sets ginseng with may be programmed automatically
Number compare, Intelligent treatment, judgement, and according to judged result perform further operation.
The data transfer of oil pumper intelligent monitoring terminal proposed by the present invention uses wireless network LORA communication data transmissions；
Also can be transmitted by serial CAN port MODBUS-RTU agreements.
The remote control technology of oil pumper intelligent monitoring terminal proposed by the present invention can be according to central control room main website
Control instruction, completes to start and stop control to oil pumper.
The field speech alarm of oil pumper intelligent monitoring terminal proposed by the present invention and automatic alarm stop and restart use
A kind of advanced, practical method for designing.
The present invention to oil pumper field data Real-time Collection and is judged and at a high speed using temperature, the sensor such as pressure
Treatment, central control room main station system is sent to by LORA wireless modes step by step；Using original creation pulse switch pattern and
Have a rest pumping operation mode, also oil pumper operation and the control for stopping can be carried out by main station system；There is live language during startup optimization
Sound alerts and starts countdown function；Can be automatically stopped when temperature over-range alarm or overload alarm are released and run oil pumping
Machine such that it is able to realize that oil pumper remote measurement and control is managed.
Fig. 2 is the process chart of STM32F103 single-chip microcomputers, the STM32F103 monolithics in oil pumper intelligent monitoring terminal
Machine is core technology of the invention.
Step a, according to the instruction of the main transmission of central control room, judges its legitimacy, if successfully receiving data, that is, performs
Remote measurement and control, otherwise performs local observing and controlling；And wait pending data to return.
Step b, is successively read all parameters at oil pumper scene：DI ports, DO ports, AI ports, RDT ports, electricity ginseng
Amount port.
, according to system initialization data and port data, whether automatic decision system for step c, STM32F103 single-chip microcomputer
Alarm, including contact self diagnosis, oil pipe temperature over-range, tubing pressure transfinite.
Step d, the alarm condition of alarm release previous moment is stored in history data repository, when can after alarm release
Preserve its flag bit state.
Step e, is set according to present apparatus inner parameter, certain time delay interval detection is had after alarm release, it is to avoid take out
Oil machine frequent starting.
Step f, after eve is not alarmed or alarm release time delay reaches, oil pumper DO1 will run and export, this
When, oil pumper stops DO2 and associates output with fault alarm DO3 requirements.
Claims (9)
1. a kind of oil pumper intelligent monitoring terminal based on Internet of Things, it is characterised in that embedded including STM32F103
Single-chip microcomputer, the single-chip microcomputer is connected with LORA communication modules, data storage, switching value interface circuit, the switching value interface
Circuit connects a DI port and three DO ports；The single-chip microcomputer is also associated with an AI port, for oil pumper oil pipe
Pressure detecting analog quantity 4-20mA is input into；And a RDT port, detected for oil pumper scene temperature and be input into.
2. the oil pumper intelligent monitoring terminal based on Internet of Things according to claim 1, it is characterised in that the single-chip microcomputer
It is connected with clock unit, there is provided embedded scm work clock and system time real-time clock.
3. the oil pumper intelligent monitoring terminal based on Internet of Things according to claim 1, it is characterised in that the single-chip microcomputer
Man-machine interface is connected with, for the human-computer dialogue of this terminal.
4. the oil pumper intelligent monitoring terminal based on Internet of Things according to claim 1, it is characterised in that the single-chip microcomputer
It is connected with CAN port, there is provided CAN is connected.
5. the oil pumper intelligent monitoring terminal based on Internet of Things according to claim 1, it is characterised in that the DI ports
It is input into as passive contact switch amount, is accessed with halted state feedback contact for oil pumper operation；
Three DO ports include DO1, DO2, DO3, wherein,
DO1 is exported as the pulse of relay dry contact, for electrifying startup or central control room control operation oil pumper；
DO2 is exported as the pulse of relay dry contact, stops controlling for oil pumper；
DO3 is exported as relay dry contact, for the alarm of oil pumper field speech.
6. the oil pumper intelligent monitoring terminal based on Internet of Things according to claim 1, it is characterised in that also including several
Operational amplifier, for amplifying the measurement data from spot sensor.
7. the oil pumper intelligent monitoring terminal based on Internet of Things according to claim 1, it is characterised in that the single-chip microcomputer
A set of electric parameter port is connected with, voltage, electric current, active, idle, power factor, power consumption, phase for detecting oil pumper
Sequence, overload, phase shortage, zero-sequence current, Energy Efficiency Analysis.
8. the oil pumper intelligent monitoring terminal based on Internet of Things according to claim 5, it is characterised in that the DO3 ends
Mouth is connected with phonetic alarm device, and the phonetic alarm device is provided with time of fire alarming adjusting apparatus.
9. the oil pumper intelligent monitoring terminal based on Internet of Things according to claim 1, it is characterised in that described
STM32F103 single-chip microcomputers use standard RS232 communication interface agreements with LORA communication modules；STM32F103 single-chip microcomputers lead to CAN
Communication interface supports standard MODBUS-RTU communications protocol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710123199.0A CN106855703A (en) | 2017-03-03 | 2017-03-03 | Oil pumper intelligent monitoring terminal based on Internet of Things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710123199.0A CN106855703A (en) | 2017-03-03 | 2017-03-03 | Oil pumper intelligent monitoring terminal based on Internet of Things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106855703A true CN106855703A (en) | 2017-06-16 |
Family
ID=59125051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710123199.0A Pending CN106855703A (en) | 2017-03-03 | 2017-03-03 | Oil pumper intelligent monitoring terminal based on Internet of Things |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106855703A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107608281A (en) * | 2017-11-06 | 2018-01-19 | 河南威盛电气有限公司 | A kind of water conservancy observing and controlling information terminal |
| CN108153205A (en) * | 2018-02-07 | 2018-06-12 | 沈磊 | Wireless switch controller based on Lora technologies |
| CN108848475A (en) * | 2018-06-15 | 2018-11-20 | 西南石油大学 | Low power consumption transmission system and method for oil field data acquisition |
| CN112682008A (en) * | 2020-12-11 | 2021-04-20 | 中国石油天然气股份有限公司 | Oil well intermittent pumping method and oil well intermittent pumping device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1924742A (en) * | 2006-09-14 | 2007-03-07 | 上海江润石油科技有限公司 | Pumping unit detection and control terminal |
| CN101667020A (en) * | 2009-09-25 | 2010-03-10 | 山东汉和能源科技有限公司 | Remote measurement and control terminal of oil pumping unit |
| WO2010124582A1 (en) * | 2009-04-30 | 2010-11-04 | 浙江关西电机有限公司 | Pumping unit system and electricity-saving control method thereof |
| CN102682545A (en) * | 2011-03-07 | 2012-09-19 | 长春神网科技有限公司 | Oil field well site monitoring alarm system and method based on radio frequency identification |
| CN202520288U (en) * | 2012-04-18 | 2012-11-07 | 王洪亮 | Working condition parameter remote monitoring pre-diagnosing device for oil pumping unit |
| CN202748664U (en) * | 2012-09-25 | 2013-02-20 | 中国石油天然气集团公司 | Remote oil well monitoring and managing system based on embedded technology and wireless network |
| CN202904298U (en) * | 2012-12-02 | 2013-04-24 | 黑龙江八一农垦大学 | Remote measurement and control apparatus for oil pumping unit |
| CN203039730U (en) * | 2013-01-15 | 2013-07-03 | 陕西延长石油(集团)有限责任公司研究院 | Wisdom oil field ground internet of things system |
| US20130304264A1 (en) * | 2011-01-25 | 2013-11-14 | Zehua Shao | Internet of things intelligent gas meter and control system |
| CN206515667U (en) * | 2017-03-03 | 2017-09-22 | 河南威盛电气有限公司 | Oil pumper intelligent monitoring terminal based on Internet of Things |
-
2017
- 2017-03-03 CN CN201710123199.0A patent/CN106855703A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1924742A (en) * | 2006-09-14 | 2007-03-07 | 上海江润石油科技有限公司 | Pumping unit detection and control terminal |
| WO2010124582A1 (en) * | 2009-04-30 | 2010-11-04 | 浙江关西电机有限公司 | Pumping unit system and electricity-saving control method thereof |
| CN101667020A (en) * | 2009-09-25 | 2010-03-10 | 山东汉和能源科技有限公司 | Remote measurement and control terminal of oil pumping unit |
| US20130304264A1 (en) * | 2011-01-25 | 2013-11-14 | Zehua Shao | Internet of things intelligent gas meter and control system |
| CN102682545A (en) * | 2011-03-07 | 2012-09-19 | 长春神网科技有限公司 | Oil field well site monitoring alarm system and method based on radio frequency identification |
| CN202520288U (en) * | 2012-04-18 | 2012-11-07 | 王洪亮 | Working condition parameter remote monitoring pre-diagnosing device for oil pumping unit |
| CN202748664U (en) * | 2012-09-25 | 2013-02-20 | 中国石油天然气集团公司 | Remote oil well monitoring and managing system based on embedded technology and wireless network |
| CN202904298U (en) * | 2012-12-02 | 2013-04-24 | 黑龙江八一农垦大学 | Remote measurement and control apparatus for oil pumping unit |
| CN203039730U (en) * | 2013-01-15 | 2013-07-03 | 陕西延长石油(集团)有限责任公司研究院 | Wisdom oil field ground internet of things system |
| CN206515667U (en) * | 2017-03-03 | 2017-09-22 | 河南威盛电气有限公司 | Oil pumper intelligent monitoring terminal based on Internet of Things |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107608281A (en) * | 2017-11-06 | 2018-01-19 | 河南威盛电气有限公司 | A kind of water conservancy observing and controlling information terminal |
| CN108153205A (en) * | 2018-02-07 | 2018-06-12 | 沈磊 | Wireless switch controller based on Lora technologies |
| CN108848475A (en) * | 2018-06-15 | 2018-11-20 | 西南石油大学 | Low power consumption transmission system and method for oil field data acquisition |
| CN112682008A (en) * | 2020-12-11 | 2021-04-20 | 中国石油天然气股份有限公司 | Oil well intermittent pumping method and oil well intermittent pumping device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103064390B (en) | Room environment remote monitoring system and monitoring method thereof based on Internet of Things | |
| CN106855703A (en) | Oil pumper intelligent monitoring terminal based on Internet of Things | |
| CN102207307B (en) | Intelligent controller of heating system network | |
| CN104571055A (en) | Intelligent home monitoring system based on internet of things | |
| CN204883352U (en) | Tobacco peculiar smell treatment facility running state remote monitering system | |
| CN107656467A (en) | A kind of method based on Internet of Things Distribution Management System and its on-line monitoring | |
| CN107608281A (en) | A kind of water conservancy observing and controlling information terminal | |
| CN206147872U (en) | Domestic garage intelligent control device | |
| CN205455083U (en) | Novel intelligence water -saving irrigation automatic control system | |
| CN205015768U (en) | Storage environmental monitoring governing system | |
| CN202166121U (en) | Heating system network intelligence control device | |
| CN108227657A (en) | A kind of dynamic environment monitoring system | |
| CN206515667U (en) | Oil pumper intelligent monitoring terminal based on Internet of Things | |
| CN107178879A (en) | A kind of multi-functional room environmental detection set | |
| CN202837994U (en) | Geothermal well head data acquisition and supervision device | |
| CN107918322A (en) | A kind of control of intelligent terminal based on telecommunication network instruction | |
| CN107765618A (en) | Sewage monitoring system and its monitoring method based on Internet of Things | |
| CN107203174A (en) | Pumping plant observing and controlling information intelligent terminal based on Internet of Things | |
| CN208751840U (en) | A kind of pump health monitoring and fault diagnosis system | |
| CN207333896U (en) | A kind of Remote control valve based on the NB-IoT communication technologys | |
| CN108916013A (en) | A kind of water cooling intelligence pump control system | |
| CN205666844U (en) | A information supervisory terminal for network switch | |
| CN206074037U (en) | A kind of distribution ring main unit based on Internet of Things becomes more meticulous monitoring system | |
| CN207352416U (en) | A kind of water conservancy observing and controlling information terminal | |
| CN206378727U (en) | Sewage monitoring system based on Internet of Things |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170616 |