CN207166159U - A kind of Internet of Things intelligent battery device - Google Patents
A kind of Internet of Things intelligent battery device Download PDFInfo
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- CN207166159U CN207166159U CN201720307226.5U CN201720307226U CN207166159U CN 207166159 U CN207166159 U CN 207166159U CN 201720307226 U CN201720307226 U CN 201720307226U CN 207166159 U CN207166159 U CN 207166159U
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- 238000004891 communication Methods 0.000 claims abstract description 22
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000004146 energy storage Methods 0.000 claims abstract description 6
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 6
- 238000007726 management method Methods 0.000 claims description 40
- 230000005611 electricity Effects 0.000 claims description 9
- 238000013500 data storage Methods 0.000 claims description 5
- 230000006870 function Effects 0.000 claims description 4
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims description 3
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- SOZVEOGRIFZGRO-UHFFFAOYSA-N [Li].ClS(Cl)=O Chemical compound [Li].ClS(Cl)=O SOZVEOGRIFZGRO-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910018095 Ni-MH Inorganic materials 0.000 description 2
- 229910018477 Ni—MH Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- XTHPWXDJESJLNJ-UHFFFAOYSA-N sulfurochloridic acid Chemical compound OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 description 2
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 1
- MHNSKVUFUARCSM-UHFFFAOYSA-N [Li].ClS(=O)(=O)O Chemical compound [Li].ClS(=O)(=O)O MHNSKVUFUARCSM-UHFFFAOYSA-N 0.000 description 1
- FBDMJGHBCPNRGF-UHFFFAOYSA-M [OH-].[Li+].[O-2].[Mn+2] Chemical compound [OH-].[Li+].[O-2].[Mn+2] FBDMJGHBCPNRGF-UHFFFAOYSA-M 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of Internet of Things intelligent battery device, including：One-shot battery, includes at least two first battery branch roads of one or in parallel, and each first battery branch road includes at least two disposable batteries of one or series connection；Secondary cell, includes at least two second battery branch roads of one or in parallel, and each second battery branch road includes the secondary energy storage device of at least two repeatable charging using lithium ion as energy-accumulating medium of one or series connection；Intelligent chip, the one-shot battery and secondary cell are connected, the intelligent chip is integrated with sensing, communication, positioning, battery management function, for being managed collectively to whole cell apparatus.The utility model is adapted to the various power demands of Internet of Things, effectively reduces the cost, volume and power consumption of internet-of-things terminal, adds the stability of product work with reliability, improves the service life of battery.
Description
Technical field
It the utility model is related to cell art, more particularly to a kind of Internet of Things intelligent battery device.
Background technology
Internet of Things (Internet of Things) referred to various information sensing devices, such as rfid device, red
The huge net that a variety of devices such as outer inductor, global positioning system, laser scanner combine and formed with internet
Network.With the continuous development of Internet of Things, substantial amounts of sensing equipment is used in Internet of Things, such as two dimension code reading equipment, radio frequency identification
(RFID) information sensing device such as device, infrared inductor, global positioning system and laser scanner, these equipment are gradually to more
Functionalization, intellectuality and the direction of miniaturization are developed, this outdoor temperature adaptability to battery, amount of capacity, big electric discharge electricity
Stream, life-span, endurance propose higher requirement.
Currently, Internet of Things industry is greatly developed, Internet of things system mainly by communications management system and energy management system and
Background management system forms.3~10 years long-times of internet-of-things terminal requirement use, currently due to the mould that respectively communicated in net networked system
It is made up of between block multiple chips and scheme, therefore has that power consumption is high, volume is big, the poor problem of stability, and special
Battery management module, therefore cause that service time of battery is short, the insufficient, battery of electric discharge easily expands or exploded.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided a kind of Internet of Things
Intelligent battery device.
Technical scheme is used by the utility model solves its technical problem：Construct a kind of Internet of Things intelligent battery dress
Put, it is characterised in that including：
One-shot battery, include at least two first battery branch roads of one or in parallel, each first battery branch road bag
Include at least two disposable batteries of one or series connection；
Secondary cell, include at least two second battery branch roads of one or in parallel, each second battery branch road bag
Include the secondary energy storage device of at least two repeatable charging using lithium ion as energy-accumulating medium of one or series connection；
Intelligent chip, connects the one-shot battery and secondary cell, the intelligent chip be integrated with sensing, communication, positioning,
Battery management function, for being managed collectively to whole cell apparatus.
In Internet of Things intelligent battery device described in the utility model, the intelligent chip includes being used in chip
The sensor control that all circuits be uniformly coordinated the central control unit of management and control and are connected with the central control unit
Circuit, positioning system circuit, battery management circuit, communication module circuitry, data storage management circuit, outside expansion circuit.
In Internet of Things intelligent battery device described in the utility model, the sensor control circuit includes TEMP
Device, humidity sensor, gravity sensor, baroceptor, each sensor are connected by the data wire of 2 with central control unit
Connect；
In Internet of Things intelligent battery device described in the utility model, the positioning system circuit includes Galileo, north
Bucket, GPS, GLONASS locating module, each locating module are connected by MIPI interfaces with central control unit.
In Internet of Things intelligent battery device described in the utility model, the battery management circuit includes electric current and voltage
Circuit, charge management circuit are managed, the electric current and voltage management circuitry, charge management circuit pass through the data wire of 2 respectively
It is connected with central control unit；
In Internet of Things intelligent battery device described in the utility model, the communication module circuitry include 2G, 3G, 4G,
5G, NB-IOT communication module and ZigBee, WiFi, Bluetooth, LORA communication module, each communication module are connect by MIPI
Mouth is connected with central control unit；
In Internet of Things intelligent battery device described in the utility model, the data storage management circuit is deposited including DDR
Reservoir and FLASH memory, each memory are connected by 16 position datawires with central control unit；
In Internet of Things intelligent battery device described in the utility model, the outside circuit of expanding connects including I2C, SPI
Mouth chip and UART, RS232, RS485, USB interface, I2C, SPI interface chip pass through I2C, spi bus and center and controlled respectively
Unit connection processed, UART, RS232, RS485, USB interface are connected by serial ports with central control unit.
In Internet of Things intelligent battery device described in the utility model, the cell apparatus can also include and the intelligence
The solar energy module of energy chip connection, the solar energy module are used to carry out secondary cell under the control of the intelligent chip
Charging.
Implement Internet of Things intelligent battery device of the present utility model, have the advantages that：One intelligence of the utility model
Energy chip connection one-shot battery, secondary cell, are adapted to the various power demands of Internet of Things, effectively reduce internet-of-things terminal
Cost, volume and power consumption, the stability of product work is added with reliability, improves the service life of battery.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer：
Fig. 1 is the structural representation of Internet of Things intelligent battery device of the present utility model；
Fig. 2 is the structured flowchart of intelligent chip in Fig. 1；
Fig. 3 is the electrical schematic diagram of intelligent chip in Fig. 1.
Embodiment
In order to be better understood from above-mentioned technical proposal, below in conjunction with Figure of description and specific embodiment to upper
State technical scheme to be described in detail, it should be understood that the specific features in the utility model embodiment and embodiment are to this
Apply for the detailed description of technical scheme, rather than the restriction to technical scheme, in the case where not conflicting, this practicality
Technical characteristic in new embodiment and embodiment can be mutually combined.
With reference to the structural representation of the Internet of Things intelligent battery device of the present utility model of figure 1.
The utility model Internet of Things intelligent battery device, including the first battery unit 100, intelligent chip 200, the second battery
Unit 300, in order to which security and portability consider, it may be considered that by the first battery unit 100, intelligent chip 200, the second battery
Unit 300 is encapsulated in a housing.
Specifically, the first battery unit 100 includes at least two first battery branch roads of one or in parallel, each described the
One battery branch road includes at least two disposable batteries of one or series connection.Second battery unit 300 includes one or in parallel
At least two second battery branch roads, each second battery branch road include at least two of one or series connection using lithium ion as
The secondary energy storage device of the repeatable charging of energy-accumulating medium, the positive pole for all second battery branch roads being connected in parallel link together
It is connected afterwards as positive binding post P+ with the positive binding post of IOT equipment, the negative pole for all second battery branch roads being connected in parallel
It is connected after linking together as negative binding post P- with the negative binding post of IOT equipment.
Because first, second battery unit may each comprise multiple battery branch roads, each branch road can include multiple batteries, because
This can be combined to battery, in practical application, the electricity in the first or second battery unit can be combined according to demand
Pond or secondary energy storage device, the flexibility of battery is improved, adapt it to all kinds of internet of things equipment, such as intelligent water, electricity and gas is set
Standby, RFID, GSM, GPS, Big Dipper positioning, intelligent industrial, safeguarding of assets, smart home, underwater navigation, Underwater Navigation, intelligence fire
Medicine, guided missile, fish, underwater vehicle etc..And first battery unit can by charging modes be the second battery unit persistently mend
Energy is filled, improves battery capacity and cell voltage, realizes high current pulsed discharge, it is possible to provide the electric discharge energy of 1.2 peaces or 5 peaces
Power, endurance and the life-span of battery are improved, can long-time continuous discharge.
Wherein, the disposable battery is the disposable batteries, for example, lithium-manganese dioxide battery, lithium-Asia such as ER, CR
Chlorosulfuric acid battery, lithium chlorosulfuric acid battery, lithium vulcanization iron cell.The characteristic of disposable battery includes：High-energy-density；Shelf-life
Long, lithium battery has the characteristic of especially low self discharge, year self discharge as little as 1%；Temperature use range is wide, can be arrived at -55 DEG C
Used between 85 DEG C of temperature so that it works long hours under severe working environment, even in the severe ring of low temperature etc
High current pulsed discharge can be still realized under border；Voltage stabilization, open-circuit voltage is high, and operating voltage keeps obvious steady
Property；It is pollution-free：The heavy metals such as lithium battery is not leaded, mercury, cadmium, it is nuisanceless.
Wherein, the secondary energy storage device is that lead-acid battery, Ni-MH battery, ambrose alloy battery, nickel cobalt battery, lithium ion can fill
Battery, capacitor batteries, capacitor batteries include composite pulse electric capacity (HPC), lithium-ion rechargeable battery, super capacitor, mixed pulses
Electric capacity, therefore can be recycled, self-discharge rate is big.For example, the self-discharge rate of Ni-MH battery is 30%/year, lithium secondary battery is certainly
Discharge rate is 3%/moon, 4%/the first month of lead-acid battery.
With reference to figure 2-3, intelligent chip is integrated with sensing, communication, positioning, battery management function, for being filled to whole battery
Put and be managed collectively, specifically, intelligent chip includes：
Central control unit, for carrying out being uniformly coordinated management and control to all circuits in chip；
Sensor control circuit, including temperature sensor, humidity sensor, gravity sensor, baroceptor, sensor
It is connected by the data wire of 2 with central control unit；
Positioning system circuit, including Galileo, the Big Dipper, GPS, GLONASS locating module, locating module are connect by MIPI
Mouth is connected with central control unit；
Battery management circuit, including electric current and voltage management circuitry, charge management circuit, electric current and the voltage management electricity
Road, charge management circuit are connected by the data wire of 2 with central control unit respectively；
Communication module circuitry, including 2G, 3G, 4G, 5G, NB-IOT communication module and ZigBee, WiFi, Bluetooth,
LORA communication modules, communication module are connected by MIPI interfaces with central control unit；
Data storage management circuit, including DDR memory and FLASH memory, memory by 16 position datawires with
Central control unit connects；
Circuit, including I2C, SPI interface chip and UART, RS232, RS485, USB interface, I2C, SPI are expanded in outside
Interface chip is connected by I2C, spi bus and central control unit respectively, and UART, RS232, RS485, USB interface pass through string
Mouth is connected with central control unit.
Due to containing positioning, sensor, communication function in intelligent chip so that the volume of whole cell apparatus, cost,
Power consumption greatly reduces, and reduces EMI, EMC interference between modules, effectively reduces the cost of internet-of-things terminal.
Chip internal optimizes each module work coordination ability by central control unit, adds the stability of product work with reliable
Property.
And in the prior art, HPC (capacitor batteries)+ER26500 (lithium thionyl chloride cell, 3.6V), this assembled battery
2% or so under year self discharge normal temperature, at this moment the voltage of assembled battery is 3.6V, carries out heavy-current discharges at -40 DEG C, such as to start
During gsm module, a 2A or so pulse current is had, the voltage of assembled battery is possible to voltage and drops to 2.5V, it is impossible to meets
The minimum voltage of 3.3V gsm module.Existing solution method is to add DCDC boost chip, but so needs battery defeated
The electric current gone out is more than 2A, adds battery burden, so as to cause the unstable of system.
Preferably, intelligent chip works as environment temperature by temperature sensor real-time perception environment temperature in the utility model
During reduction, the charging voltage of secondary cell is raised by battery management circuit, is specifically included：When detecting environment temperature normal
- 20 to 60 degree (this temperature range is normal temperature) when, battery management circuit controls the boost module to be stopped, and makes
It is (centre has diode to prevent non-return fill) directly in parallel to obtain one-shot battery and secondary cell, the charging voltage of secondary cell is 3.6V；
When temperature, which drops to -20 to -40, to be spent, the charging voltage of secondary cell is increased to by the boost module inside battery management circuit
3.9V；When temperature drops to below -40 degree, the charging voltage of secondary cell is increased to by the boost module of battery management circuit
4.1V；
Further, for intelligent chip when detecting that environment temperature is in 60 DEG C -85 DEG C, each circuit is same in control chip
When the frequency that works, control insignificant circuit to enter resting state, the operating current of intelligent battery can be so reduced, so as to carry
High reliability.
Preferably, the too high abnormal signal of temperature is passed through communication module electricity by intelligent chip when detecting that temperature is too high
Road reports background management system, to notify whether internet-of-things terminal corresponding to user's inspection has short circuit or other circuit abnormalities
Cause system temperature too high, effectively prevent battery high-temperature operational impairment or blast, improve the security of system.
Meanwhile further to improve reliability and battery life, the also detectable once electricity of intelligent chip of the present utility model
The service life in pond.A kind of method is, the voltage of record one-shot battery work, electric current, run duration, environment temperature, from
Discharge rate, quiescent current, according to the prediction of result one-shot battery remaining working time of record, sentenced according to the remaining working time
Whether the service life of disconnected one-shot battery reaches lifetime threshold.Another method is that detection secondary cell is in charging preset time
Open-circuit voltage afterwards, when detecting the change of open-circuit voltage not less than pre-seting, judge whether the service life of one-shot battery arrives
Up to lifetime threshold.If for example, detect HPC charge 2 hours later open-circuit voltage or 3.4V or so when, decide that lithium
Thionyl chloride battery without electricity, at this moment just carries out physics cut-off to lithium thionyl chloride cell, to prevent battery is crossed from putting, protects
The reliability and security of whole system are demonstrate,proved.
Preferably, the intelligent chip can also be in the one-shot battery remaining working time predicted close to service life
Preset percentage (such as 15%) when, by the communication module circuitry send pre-warning signal to background management system, to carry
Show and intelligent battery is reclaimed, reduce the influence to environment.
Protected within a certain period of time preferably, the intelligent chip can also perceive cell apparatus by positioning system circuit
When holding inactive state, positioning system circuit and sensor control circuit are closed, reduces the standby current of whole system, arrival is prolonged
The characteristics of long-life.
In order to extend the battery life of whole cell apparatus, the cell apparatus can also include solar energy module, described
Solar energy module is used to charge to secondary cell.
Further, the utility model optimizes the management system of battery, has dynamically determined battery operating parameter, effective to protect
Card system steady operation, effectively extends battery, lifts the discharge capability of battery, specifically includes dynamic setting output
Voltage, dynamic setting charging current：
Wherein, dynamic setting output voltage, which shows, is：Background management system is according to the electricity consumption being connected with whole cell apparatus
The operating voltage of equipment, the intelligent chip is notified to set the output voltage of whole cell apparatus by network remote；Such as set
Standby operating voltage 4.0V, the output voltage setting of battery can be remotely 4.0V by network by system, so as to meet not
It is effective to ensure system steady operation with the power demands of equipment.
Wherein, dynamic setting charging current is shown as：Background management system can according to cell apparatus itself power consumption condition,
The intelligent chip is notified to set corresponding charging current by network remote, so that one-shot battery is as far as possible with low current to secondary
Battery is charged, so as to extend the life-span of battery, and when detecting the rise of cell apparatus temperature, in order to reduce electrical equipment
Overall temperature, can reduce charging current, so as to reduce system problem.
In summary, Internet of Things intelligent battery device of the present utility model is adapted to the various power demands of Internet of Things, effectively
The cost, volume and power consumption that reduce internet-of-things terminal, add product work stability with reliability, improve battery
Service life.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but the utility model is not limited to
The embodiment stated, above-mentioned embodiment is only schematical, rather than restricted, this area it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under enlightenment of the present utility model
Under, many forms can be also made, these are belonged within protection of the present utility model.
Claims (9)
- A kind of 1. Internet of Things intelligent battery device, it is characterised in that including：One-shot battery, includes at least two first battery branch roads of one or in parallel, and each first battery branch road includes one Individual or series connection at least two disposable batteries；Secondary cell, includes at least two second battery branch roads of one or in parallel, and each second battery branch road includes one The secondary energy storage device of individual or series connection at least two repeatable charging using lithium ion as energy-accumulating medium；Intelligent chip, connects the one-shot battery and secondary cell, and the intelligent chip is integrated with sensing, communication, positioning, battery Management function, for being managed collectively to whole cell apparatus.
- 2. Internet of Things intelligent battery device according to claim 1, it is characterised in that the intelligent chip include be used for pair The biography that all circuits in chip be uniformly coordinated the central control unit of management and control and are connected with the central control unit Sensor control circuit, positioning system circuit, battery management circuit, communication module circuitry, data storage management circuit, outside expansion Circuit.
- 3. Internet of Things intelligent battery device according to claim 2, it is characterised in that the sensor control circuit includes Temperature sensor, humidity sensor, gravity sensor, baroceptor, each sensor are controlled by the data wire of 2 with center Unit connects.
- 4. Internet of Things intelligent battery device according to claim 2, it is characterised in that the positioning system circuit includes gal Sharp summary, the Big Dipper, GPS, GLONASS locating module, each locating module are connected by MIPI interfaces with central control unit.
- 5. Internet of Things intelligent battery device according to claim 2, it is characterised in that the battery management circuit includes electricity Stream and voltage management circuitry, charge management circuit, the electric current and voltage management circuitry, charge management circuit pass through 2 respectively Data wire be connected with central control unit.
- 6. Internet of Things intelligent battery device according to claim 2, it is characterised in that the communication module circuitry includes 2G, 3G, 4G, 5G, NB-IOT communication module and ZigBee, WiFi, Bluetooth, LORA communication module, each communication module are led to MIPI interfaces are crossed to be connected with central control unit.
- 7. Internet of Things intelligent battery device according to claim 2, it is characterised in that the data storage management circuit bag DDR memory and FLASH memory are included, each memory is connected by 16 position datawires with central control unit.
- 8. Internet of Things intelligent battery device according to claim 2, it is characterised in that the outside circuit of expanding includes I2C, SPI interface chip and UART, RS232, RS485, USB interface, I2C, SPI interface chip are total by I2C, SPI respectively Line is connected with central control unit, and UART, RS232, RS485, USB interface are connected by serial ports with central control unit.
- 9. Internet of Things intelligent battery device according to claim 1, it is characterised in that the cell apparatus also includes and institute The solar energy module of intelligent chip connection is stated, the solar energy module is used under the control of the intelligent chip to secondary cell Charged.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072979A (en) * | 2020-09-09 | 2020-12-11 | 扬州电力设备修造厂有限公司 | Electromagnetic type torque testing method and system for electric actuator |
| CN113839970A (en) * | 2020-06-08 | 2021-12-24 | 中移物联网有限公司 | A kind of data uploading method and Internet of things device |
-
2017
- 2017-03-27 CN CN201720307226.5U patent/CN207166159U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113839970A (en) * | 2020-06-08 | 2021-12-24 | 中移物联网有限公司 | A kind of data uploading method and Internet of things device |
| CN113839970B (en) * | 2020-06-08 | 2023-11-14 | 中移物联网有限公司 | Data uploading method and Internet of things equipment |
| CN112072979A (en) * | 2020-09-09 | 2020-12-11 | 扬州电力设备修造厂有限公司 | Electromagnetic type torque testing method and system for electric actuator |
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