CN107942785A - A kind of production equipment data capture method and device - Google Patents
A kind of production equipment data capture method and device Download PDFInfo
- Publication number
- CN107942785A CN107942785A CN201711126546.1A CN201711126546A CN107942785A CN 107942785 A CN107942785 A CN 107942785A CN 201711126546 A CN201711126546 A CN 201711126546A CN 107942785 A CN107942785 A CN 107942785A
- Authority
- CN
- China
- Prior art keywords
- data
- production equipment
- capture method
- acquisition
- equipment
- 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
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
- G05B19/0423—Input/output
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25314—Modular structure, modules
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- General Factory Administration (AREA)
Abstract
The present invention provides a kind of production equipment data capture method, comprises the following steps：Initialization apparatus configures；Gathered data item；Judge whether device numbering is valid data, if invalid data, then the step of being back to gathered data item, if valid data, then data are uploaded to acquisition server by timing.Timer upload the data to data storage server within the time-count cycle cycle.Present invention also offers a kind of data acquisition device.The present invention can collect the real time information of production equipment, and support is provided for fast positioning and solution failure；By analyzing data, the model between machine operating parameter, state and failure is established, realizes equipment fault prediction, early warning；Data, such as processing duration, start duration, machining information etc. are collected by analysis, assessment equipment production capacity, rate of load condensate, the utilization of capacity, balance so as to fulfill production capacity.
Description
Technical field
The present invention relates to a kind of production equipment data method and device, and in particular to a kind of the long-range of production equipment data is obtained
Take method and device.
Background technology
Data acquisition refers to the automatic collection from the unit under test such as sensor and other Devices to test, be sent in host computer into
Row analyzing and processing.Intelligence manufacture be unable to do without the support of creation data.In the fabrication process, various production equipments are not only production work
Tool and equipment, are even more the node of workshop information network, by the automation collection of machine tool data, statistics, analysis and feedback, will tie
Fruit is used to improve manufacturing process, will greatly improve the flexibility of manufacturing process and the integration of process, so as to lift product life
The quality and efficiency of production process.The purpose of data acquisition is showed to measure the physics such as voltage, electric current, temperature, pressure or sound
As.Data acquisition based on PC, by the combination of modularized hardware, application software and computer, measures.In some industry
In scene, equipment long-play easily breaks down, and in order to monitor these equipment, usually gathers him using data acquisition device
Data acquisition operation when data and give PC machine, these data are divided by operating in the specific software in PC machine
Analysis, the situation of current operational outfit is judged with this, and then take corresponding measure.
For most of manufacturing business, the automatic data acquisition of measuring instrument is always a bothersome thing.Greatly
Partial picture is that one side hand-kept to paper is finally input to the mode handled in PC again, not only works numerous while measuring
Weight, while can not also ensure the accuracy of data, the data that usually administrative staff obtain have been to have lagged the data of a couple of days；
And bad products information and relevant yield data for scene, how to realize high efficiency, succinct, real-time data acquisition more
It is a great problem.
The content of the invention
An object of the present invention is to provide a kind of production equipment data capture method, comprises the following steps：Initialization is set
Standby configuration；Gathered data item；Data are uploaded to acquisition server by timing.
In the step of initialization apparatus configures, to the powering on of hardware collecting device, parameter initialization.Adopted in the data
Acquisition means pre-install, microcontroller or central processing unit either external or that production equipment is connected to by way of slot or
In control unit.
Alternatively, the data item includes but not limited to：Device numbering, geographical location information, working status, work work(
The information such as rate, fault message, operating time, standby time, shutdown duration, remote control commands.
The present invention separately provides a kind of production equipment data capture method, comprises the following steps：Initialization apparatus configures；Adopt
Collect data item；Judge whether device numbering is valid data, if invalid data, then the step of being back to gathered data item, if
For valid data, then data are uploaded to acquisition server by timing.
Present invention also offers a kind of production equipment data capture method, comprise the following steps：Initialization apparatus configures；Adopt
Collect data item；After collection, timer upload the data to data storage server within the time-count cycle cycle.
Data acquisition equipment is constantly in the state of data acquisition, after collection full a certain number of data packets, will adopt
The data collected are uploaded to data server.It is further comprising the steps of：Data upload after, when communication go wrong or therefore
During barrier, by pc ends serial communication, carry out verification handles the problem of whether version reason causes after inquiring about the version number of product.
Present invention also offers a kind of production equipment data acquisition facility, including a major loop microcontroller, as centre
Device is managed, the power module being connected with major loop microcontroller, for the power supply of production equipment acquisition device, connects with major loop microcontroller
The GPRS communication modules connect, for sending the production equipment data collected, the digital signal being connected with major loop microcontroller is supervised
Slowdown monitoring circuit, analog signal observation circuit, square-wave signal observation circuit, are respectively used to monitoring digital signal, analog signal and square wave
Signal is, it is necessary to explanation, digital signal observation circuit, analog signal observation circuit, square-wave signal observation circuit and non-concurrent
It is required for existing, in other embodiment of the present invention, can only monitors one or two kinds of signal therein, can be according to production
The type of equipment, species and the type of signal is gathered to select.In the embodiment being more highly preferred to, a mainboard number is further included
According to expansion module, extend and use for feature, and a computer terminal serial ports detection module.
The present invention can reach following technique effect：The real time information of production equipment can be collected, is conciliate for fast positioning
Certainly failure provides support；By analyzing data, the model between machine operating parameter, state and failure is established, realizes equipment event
Barrier prediction, early warning；Data have been collected by analysis, such as have processed duration, start duration, machining information etc., assessment equipment production capacity,
Rate of load condensate, the utilization of capacity, balance so as to fulfill production capacity.
Brief description of the drawings
Fig. 1 is the flow chart of the first production equipment acquisition methods of the invention；
Fig. 2 is the flow chart of the production equipment acquisition methods of second embodiment of the invention；
Fig. 3 is the flow chart of the production equipment acquisition methods of third embodiment of the invention；
Fig. 4 is the schematic diagram of production equipment acquisition device provided by the invention.
Embodiment
Below in conjunction with attached drawing and the embodiment provided, the present invention is further illustrated, but is not limited thereto.
Present invention firstly provides a kind of production equipment data capture method.As shown in Figure 1, this method comprises the following steps：
Initialization apparatus configures.In the present invention, data acquisition device can be realized by hardware, be set in the initialization
It is to the powering on of hardware collecting device, the process of parameter initialization in the step of standby configuration.The data acquisition device can be pre-
Dress, microcontroller either external or that production equipment is connected to by way of slot or central processing unit or control unit
On.
Gathered data item.Data acquisition equipment passes through serial ports, CAN bus, bluetooth, or other modes gathered data item.Institute
Data item is stated to include but not limited to：When device numbering, geographical location information, working status, operating power, fault message, work
The information such as length, standby time, shutdown duration, remote control commands.
Data are uploaded to acquisition server by timing.After the completion of data acquisition, the communication module of data acquisition equipment is by number
Sent according to timing to data acquisition server.The mode of the transmission can include：Cable network, wireless network, wireless sensing
The modes such as device.Such as sent by cable, or the mode such as GPRS or bluetooth, WIFI to data acquisition server.This is arrived, one
A data acquisition and upload end cycle.
The timer is constantly in time status, and data collector is at interval of a period of time (such as one second) gathered data
And be stored in local, it is every upload end cycle when, upload the data to server.
Data above collection is a process constantly circulated, after production equipment starts, starts initialization apparatus configuration
Step, then repeated acquisition data item, the step of data are periodically uploaded to acquisition server.Data acquisition server is constantly deposited
The data collected are stored up, and stores and arrives in database, or table.
Alternatively, a kind of production equipment data capture method is provided in second embodiment of the present invention.Such as Fig. 2 institutes
Show, this method comprises the following steps：
Initialization apparatus configures.In the present invention, data acquisition device can be realized by hardware, be set in the initialization
It is to the powering on of hardware collecting device, the process of parameter initialization in the step of standby configuration.The data acquisition device can be pre-
Dress, microcontroller either external or that production equipment is connected to by way of slot or central processing unit or control unit
On.
Gathered data item.Data acquisition equipment passes through serial ports, CAN bus, bluetooth, or other modes gathered data item.Institute
Data item is stated to include but not limited to：When device numbering, geographical location information, working status, operating power, fault message, work
The information such as length, standby time, shutdown duration, remote control commands.
Judge whether device numbering is valid data.If invalid data, then the step of being back to gathered data item.For
For equipment, if it does not put into production always after dispatching from the factory, it is not the state that actually puts into operation which, which is in, it can be assumed that
For invalid data, if such as device numbering is 8 bytes, its numbering in fact of dispatching from the factory is 00000000, when reading device numbering
For this 80 when, then it is assumed that the device numbering is invalid data.It will be understood by those of skill in the art that 00000000 is one
Kind is schematical to be represented, and the unique embodiment of non-invention.
If valid data, then data are uploaded to acquisition server by timing.After the completion of data acquisition, data acquisition equipment
Communication module data timing is sent to data acquisition server.The mode of the transmission can include：It is cable network, wireless
The modes such as network, wireless senser.Such as send to data acquisition and take by cable, or the mode such as GPRS or bluetooth, WIFI
Business device.
Alternatively, a kind of production equipment data capture method is provided in third embodiment of the present invention.Such as Fig. 3 institutes
Show, comprise the following steps：
Initialization apparatus configures.In the present invention, data acquisition device can be realized by hardware, be set in the initialization
It is to the powering on of hardware collecting device, the process of parameter initialization in the step of standby configuration.The data acquisition device can be pre-
Dress, microcontroller either external or that production equipment is connected to by way of slot or central processing unit or control unit
On.After device configuration initializes, notice timer starts the cycle over timing, and without limitation, the circulation timing can be
10 milliseconds, 20 milliseconds, 100 milliseconds, 1 second, and other times are one of unit circulation time-count cycle.
Detect whether that coming from computer (PC) end serial ports interrupts.If nothing, jump to collection and preserve the step of data item
Suddenly.If so, then communicating with PC, the version number of software and hardware is obtained, then is acquired and preserves data item.
Gather and preserve data item.Data acquisition equipment is gathered and protected by serial ports, CAN bus, bluetooth, or other modes
Deposit data item.The data item includes but not limited to：Device numbering, geographical location information, working status, operating power, failure
The information such as information, operating time, standby time, shutdown duration, remote control commands.In fig. 3 it is shown that collection production equipment
Power, the situation for powering on the information such as situation, positional information.
Judge whether device numbering is valid data.If invalid data, then it is back to and has detected whether to come from computer
(PC) the step of holding serial ports to interrupt.For equipment, if it does not put into production always after dispatching from the factory, which, which is in, is not
Actually put into operation state, it can be assumed that be invalid data, if such as device numbering is 8 bytes, its numbering in fact of dispatching from the factory is
00000000, when it is this 80 to read device numbering, then it is assumed that the device numbering is invalid data.Those skilled in the art
Member should be appreciated that 00000000 is that one kind schematically represents, and the unique embodiment of non-invention.
If valid data, data are periodically uploaded to acquisition server.After the completion of data acquisition, data acquisition equipment
Communication module sends data timing to data acquisition server.The mode of the transmission can include：Cable network, wireless network
The modes such as network, wireless senser.Such as sent by cable, or the mode such as GPRS or bluetooth, WIFI to data acquisition service
Device.
Timer upload the data to data storage server within the time-count cycle cycle, and 30 seconds or 1 are shown in Fig. 3
Hour is the situation of time of day.Alternatively, data acquisition equipment is constantly in the state of data acquisition, can have between timer
The data collected are uploaded to data server by having a rest property ground tranmitting data register data.Alternatively, data acquisition equipment is constantly in number
According to the state of collection, after collection full a certain number of data packet (such as 30 data packets), the data collected are uploaded
To data server.The process that the data upload can be uploaded to data by modes such as interruptions by central control unit
Data server.
It is further preferable that shown in Fig. 3 after judging whether device numbering is valid data step, including it is further
The step of whether equipment is holding state judged.If holding state, then upload frequencies need not be as during non-standby state
Frequently, thus upload the cycle could be provided as 1 it is small when, either longer or shorter time.If non-standby state, then upload
Frequency is frequent when needing than non-standby state, therefore uploads the cycle and could be provided as 30 seconds, when either longer or shorter
Between.More vague generalization, it is longer when uploading the cycle than non-standby state if equipment is holding state.
Alternatively, can also further comprise the steps in the 3rd embodiment provided by the invention：Data, which upload, to be terminated
After notify timer, when communication goes wrong or during failure, inquire about after the version number of product carry out verification processing whether version
The problem of reason causes, notice timer represent that communication finishes.
It is described send data form be：Packet header, field length, field information, verification, bag tail.
Present invention also offers a kind of production equipment data acquisition facility, as shown in figure 4, including a major loop microcontroller,
As central processing unit, the power module being connected with major loop microcontroller, for the power supply of production equipment acquisition device, with leading back
The GPRS communication modules of road microcontroller connection, for sending the production equipment data collected, are connected with major loop microcontroller
Digital signal observation circuit, analog signal observation circuit, square-wave signal observation circuit, are respectively used to monitoring digital signal, simulation
Signal and square-wave signal are, it is necessary to explanation, digital signal observation circuit, analog signal observation circuit, square-wave signal monitoring electricity
Road and it is non-concurrent be required for existing, in other embodiment of the present invention, can only monitor one or two kinds of signal therein, can
With type according to production equipment, species and gather the type of signal and select.In the embodiment being more highly preferred to, also wrap
A mainboard Data expansion module is included, extends and uses for feature, and a computer terminal serial ports detection module.
Embodiment of above of the present invention, can reach following technique effect：The real time information of production equipment can be collected, is
Fast positioning and solution failure provide support；By analyzing data, the mould between machine operating parameter, state and failure is established
Type, realizes equipment fault prediction, early warning；Data, such as processing duration, start duration, machining information etc. have been collected by analysis,
Assessment equipment production capacity, rate of load condensate, the utilization of capacity, balance so as to fulfill production capacity.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (10)
1. a kind of production equipment data capture method, comprises the following steps：Initialization apparatus configures；Gathered data item；Timing will
Data are uploaded to acquisition server.
2. production equipment data capture method as claimed in claim 1, it is characterised in that：Initialization apparatus configures the step of
In, to the powering on of hardware collecting device, parameter initialization.
3. production equipment data capture method as claimed in claim 2, it is characterised in that：It is pre- in the data acquisition device
Dress, microcontroller either external or that production equipment is connected to by way of slot or central processing unit or control unit
On.
4. the production equipment data capture method as described in claim 1-3 any one, it is characterised in that：The data item bag
Include but be not limited to：Device numbering, geographical location information, working status, operating power, fault message, operating time, it is standby when
The information such as long, shutdown duration, remote control commands.
5. a kind of production equipment data capture method, comprises the following steps：Initialization apparatus configures；Gathered data item；Judgement is set
Whether standby numbering is valid data, if invalid data, then the step of being back to gathered data item, if valid data, then fixed
When data are uploaded to acquisition server.
6. a kind of production equipment data capture method, comprises the following steps：
Initialization apparatus configures；
Detect whether to come from the interruption of computer end serial ports；If nothing, the step of jumping to collection and preserve data item；If so,
Then with compunlcation, the version number of software and hardware is obtained, then is acquired and preserves data item；
Gather and preserve data item；
Judge whether device numbering is valid data, if invalid data, be then back to and detected whether to come from computer end string
The step of mouth interrupts；If valid data, data are uploaded to acquisition server.
7. production equipment data capture method as claimed in claim 6, it is characterised in that：Judging whether device numbering is to have
After imitating data step, including the step of whether equipment is holding state judged, if equipment is holding state, data upload week
It is longer when phase is than non-standby state.
8. production equipment data capture method as claimed in claim 6, it is characterised in that：Data acquisition equipment is constantly in number
According to the state of collection, after collection full a certain number of data packets, the data collected are uploaded to data server.
9. production equipment data capture method as claimed in claim 8, it is characterised in that：Comprise the following steps：When communicating out
When existing problem or failure, carry out verification handles the problem of whether version reason causes after inquiring about the version number of product.
10. a kind of data acquisition device, including a major loop microcontroller, as central processing unit, are connected with major loop microcontroller
Power module, for the power supply of production equipment acquisition device, the GPRS communication modules being connected with major loop microcontroller, for sending out
Send the production equipment data collected, the digital signal observation circuit that is connected with major loop microcontroller, analog signal observation circuit,
Square-wave signal observation circuit, is respectively used to monitoring digital signal, analog signal and square-wave signal, a mainboard Data expansion module,
Extend and use for feature, and a computer terminal serial ports detection module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711126546.1A CN107942785A (en) | 2017-11-15 | 2017-11-15 | A kind of production equipment data capture method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711126546.1A CN107942785A (en) | 2017-11-15 | 2017-11-15 | A kind of production equipment data capture method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107942785A true CN107942785A (en) | 2018-04-20 |
Family
ID=61932202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711126546.1A Pending CN107942785A (en) | 2017-11-15 | 2017-11-15 | A kind of production equipment data capture method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107942785A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109828146A (en) * | 2018-11-22 | 2019-05-31 | 常州天正工业发展股份有限公司 | A method of equipment working condition is judged by device electrical parameters AD sampling |
| CN111064805A (en) * | 2019-12-30 | 2020-04-24 | 无锡专心智制科技有限公司 | Intelligent control method for intelligent electronic billboard |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101236429A (en) * | 2008-02-27 | 2008-08-06 | 浙江工业大学 | Universal monitoring system back-end machine control system |
| CN102436238A (en) * | 2011-11-03 | 2012-05-02 | 广东轻工职业技术学院 | Data acquisition and information management system and acquisition method for production line |
| CN102457543A (en) * | 2010-10-26 | 2012-05-16 | 张志强 | Wireless hydrology monitoring system based on ZigBee and GPRS (General Packet Radio Service) |
| CN202404594U (en) * | 2011-12-26 | 2012-08-29 | 綦美声 | Data collector |
| CN105137928A (en) * | 2015-07-30 | 2015-12-09 | 东莞超霸电池有限公司 | Full-automatic production line data collection method and system thereof |
| CN105373293A (en) * | 2015-12-15 | 2016-03-02 | 北京奇虎科技有限公司 | Data acquisition method and apparatus |
| CN205229716U (en) * | 2015-12-03 | 2016-05-11 | 四川长虹电器股份有限公司 | Equipment data automatic acquisition system of punching press mill based on embedded terminal of linux |
| CN106254194A (en) * | 2016-08-05 | 2016-12-21 | 南京科远自动化集团股份有限公司 | A kind of GPRS Wireless Data Transmission Terminal acquisition method and acquisition module |
| CN106851719A (en) * | 2017-04-18 | 2017-06-13 | 云熠信息科技有限公司 | A kind of Wifi probes, data balancing acquisition system and method |
| CN206532120U (en) * | 2017-03-10 | 2017-09-29 | 常州云起时信息技术有限公司 | Loom data acquisition system |
| CN107991921A (en) * | 2017-11-15 | 2018-05-04 | 常州天正工业发展股份有限公司 | A kind of production equipment data acquisition facility, power circuit and production equipment |
-
2017
- 2017-11-15 CN CN201711126546.1A patent/CN107942785A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101236429A (en) * | 2008-02-27 | 2008-08-06 | 浙江工业大学 | Universal monitoring system back-end machine control system |
| CN102457543A (en) * | 2010-10-26 | 2012-05-16 | 张志强 | Wireless hydrology monitoring system based on ZigBee and GPRS (General Packet Radio Service) |
| CN102436238A (en) * | 2011-11-03 | 2012-05-02 | 广东轻工职业技术学院 | Data acquisition and information management system and acquisition method for production line |
| CN202404594U (en) * | 2011-12-26 | 2012-08-29 | 綦美声 | Data collector |
| CN105137928A (en) * | 2015-07-30 | 2015-12-09 | 东莞超霸电池有限公司 | Full-automatic production line data collection method and system thereof |
| CN205229716U (en) * | 2015-12-03 | 2016-05-11 | 四川长虹电器股份有限公司 | Equipment data automatic acquisition system of punching press mill based on embedded terminal of linux |
| CN105373293A (en) * | 2015-12-15 | 2016-03-02 | 北京奇虎科技有限公司 | Data acquisition method and apparatus |
| CN106254194A (en) * | 2016-08-05 | 2016-12-21 | 南京科远自动化集团股份有限公司 | A kind of GPRS Wireless Data Transmission Terminal acquisition method and acquisition module |
| CN206532120U (en) * | 2017-03-10 | 2017-09-29 | 常州云起时信息技术有限公司 | Loom data acquisition system |
| CN106851719A (en) * | 2017-04-18 | 2017-06-13 | 云熠信息科技有限公司 | A kind of Wifi probes, data balancing acquisition system and method |
| CN107991921A (en) * | 2017-11-15 | 2018-05-04 | 常州天正工业发展股份有限公司 | A kind of production equipment data acquisition facility, power circuit and production equipment |
Non-Patent Citations (2)
| Title |
|---|
| 丰亚安: "《农业机械测试技术》", 31 May 2001 * |
| 冯长根: "《以科学发展观促进科技创新 下》", 31 December 2005 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109828146A (en) * | 2018-11-22 | 2019-05-31 | 常州天正工业发展股份有限公司 | A method of equipment working condition is judged by device electrical parameters AD sampling |
| CN111064805A (en) * | 2019-12-30 | 2020-04-24 | 无锡专心智制科技有限公司 | Intelligent control method for intelligent electronic billboard |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103684817B (en) | The monitoring method and system of data center | |
| KR101652461B1 (en) | Prediction prognosis system for facilities using wireless sensor network | |
| JP6551259B2 (en) | Master device, slave device, error monitoring system, master device control method, and control program | |
| EP2721836B1 (en) | Reconfigurable network-enabled plug-and-play multi-functional processing and sensing node | |
| CN105093109B (en) | A kind of motor status wireless remote monitoring and interacted system and its method | |
| CN103168400B (en) | Power distribution unit and the communication device be mated and power distribution system | |
| CN201698010U (en) | UPS power supply long-distance on-line monitoring system | |
| CN206573904U (en) | Machine state wireless monitoring device and system | |
| CN102004479A (en) | Wireless sensor network monitoring system for grain situation of grain depot | |
| CN108490358A (en) | Battery remote monitoring system and method | |
| CN212181635U (en) | Cigar tobacco fermentation humiture monitoring system based on LORA communication technology | |
| CN107942785A (en) | A kind of production equipment data capture method and device | |
| CN107762821A (en) | A kind of air compressor monitoring method and system based on Internet of Things | |
| CN101833328A (en) | Wireless sensor network smt manufacturing execution control system | |
| CN107703350A (en) | The voltage monitoring system and method for a kind of equipment | |
| WO2021055931A1 (en) | Smart dust cap | |
| CN104880222B (en) | Secondary device condition monitoring system based on 3G radio communications | |
| CN207408770U (en) | General Internet of Things centralized monitoring system | |
| CN204371405U (en) | A kind of main fan monitoring system | |
| CN106200542A (en) | Slag drying machine remote online monitoring analyzes system and method | |
| CN113949616A (en) | Equipment fault monitoring system based on wireless sensor network | |
| CN203217714U (en) | Multi-parameter bridge safety monitoring and early-warning system based on wireless sensing network | |
| CN105577428A (en) | Intelligent substation virtual loop comprehensive monitoring system based on multidimensional information acquisition | |
| CN110995155A (en) | Photovoltaic module real-time monitoring system | |
| CN207232688U (en) | A kind of sound degree of disturbing monitors system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| 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 |
Application publication date: 20180420 |
|
| RJ01 | Rejection of invention patent application after publication |