CN206983637U - A kind of vehicle tyre pressure monitoring system based on LoRa and eMTC - Google Patents
A kind of vehicle tyre pressure monitoring system based on LoRa and eMTC Download PDFInfo
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- CN206983637U CN206983637U CN201720856999.9U CN201720856999U CN206983637U CN 206983637 U CN206983637 U CN 206983637U CN 201720856999 U CN201720856999 U CN 201720856999U CN 206983637 U CN206983637 U CN 206983637U
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Abstract
The utility model provides a kind of vehicle tyre pressure monitoring system based on LoRa and eMTC, includes tire pressure monitoring intelligence sensor and intelligence receives display screen.The utility model is by combining two kinds of low-power consumption mechanicss of communication of LoRa and eMTC, and using the microprocessor of low-power consumption, it can be powered for a long time using button cell or small-sized solar module, GPS module need not be increased, positioning can be achieved, vehicle location is obtained, further improves the security that vehicle uses；And tire temperature and device for monitoring tyre pressure are installed, use and safeguarded and be all very convenient independently of vehicle；Monitoring Data to long-range cloud platform and can be stored with long-distance transmissions, convenient follow-up retrospect historical data.Low in hardware cost of the present utility model, it is skilful that surface structure can design very little.
Description
Technical field
It the utility model is related to automobile mounted technical field of electronic products, more particularly to a kind of car based on LoRa and eMTC
Tire pressure monitoring system.
Background technology
In the process of moving, an important indicator for ensureing its security performance is exactly tire pressure to vehicle, no matter takes turns nausea
Press through low or too high, more than influence the comfortableness of driving, also potential safety hazard.For example tire pressure is too low, increases oil consumption, add
Fast tire wear, easily blows out, or tire pressure is too high, and the frictional force on tire and ground is small, can be because its braking ability subtracts
It is weak and bring unsafe factor to traffic safety.
Traditional tire pressure monitoring has a kind of mode, is that intelligence sensor installation is integrated into tire, this intelligent sensing
Device is also integrated with wireless launcher, and has just been assembled before tire shipment, in conjunction with wireless on vehicle body
Receiver, constitute tire pressure monitoring system TPMS (Tire Pressure Monitoring System).Such tire pressure monitoring system
System have certain limitation, in Tire production, if not forming industry uniform technical standards, its versatility it is difficult to ensure that.
It is also required to specify the tire of producer or model in tire used, is made troubles to vehicle driver.It is integrated with such tire simultaneously
Pressure monitoring system, price general charged is partially expensive, is used on economical vehicle, it is not easy to is received.
Also there is the tire pressure monitoring system (TPMS) that the later stage installs, as described above, not only cost is high, complex installation process, take
When it is laborious.
In technical literature disclosed in part, also have tire pressure monitoring independently of vehicle, be not integrated in tire.But
Such monitoring device or system are usually to use based on RF radio frequencies to realize, power consumption is not guaranteed, and does not position substantially
Function, if to realize positioning, also to increase GPS module, device appearance size can be influenceed, improve power consumption and increase cost.
Patent No. CN201410387960.8 Chinese patent provides a kind of Tyre Pressure Monitoring System and method,
It obtains the positional information of automobile by GPS module, and will be monitored on relevant information uploads onto the server by 3G module, but its
Need joint being inserted into and used on the OBD diagnosis seats of automobile and obtain power supply, and power consumption is also higher.
Patent No. CN200920001299.7 Chinese patent provides a kind of system for monitoring pressure in tyre, and it includes
The radiofrequency emitting module of ASK (amplitude shift key modulation) mode is operated in, and is that multiple radio frequencies are controlled by handling submodule
Transmitter module alternation, this mode of operation is high except power consumption, needs during work multiple radiofrequency emitting modules are in parallel, and unites
One is handled on a control device, it is evident that flexible without self-contained unit, I＆M is equally troublesome.
Patent No. CN201210192559.X Chinese patent provides the tire pressure monitoring method based on wireless senser
And system, it is by the way that the ID in data frame transmitted by TPMS sensors is changed by the static constant dynamic rolling code that is changed to, to improve
The reliability of TPMS system operations, but it simply provides a kind of improvement for existing tire pressure monitoring system TPMS, if car
Upper no TPMS, can not just realize tire pressure monitoring.
Utility model content
The utility model makes improvement for above-mentioned technical problem, i.e. technical problem to be solved in the utility model is to carry
For a kind of independently of vehicle, low-power consumption, the vehicle tyre pressure monitoring system that vehicle location can be carried out, can detect tire pressure tire temperature.
In order to solve the above-mentioned technical problem, a kind of technical scheme of the present utility model is：It is a kind of based on LoRa's and eMTC
Vehicle tyre pressure monitoring system, includes tire pressure monitoring intelligence sensor and intelligence receives display screen.
Further, the tire pressure monitoring intelligence sensor includes battery, the first processor of low-power consumption, and with it is described
First processor connected the first LoRa modules, the first electric power management circuit, pressure sensor, temperature sensor and the small-sized sun
Can module.
Further, the small-sized solar module includes the solar panels and charge management circuit of low-power, is described
Battery charges, and the battery is connected with first electric power management circuit, respectively described first processor, the first LoRa
Module, the pressure sensor and temperature sensor power supply.
Further, the solar panels of the low-power on the small-sized solar module are a disc-shape structures.
Further, the intelligence receives display screen and includes solar modules, rechargeable battery, second processor, and with
The connected display screen unit of the second processor, eMTC communication module groups, the 2nd LoRa modules, second source management circuit, report
Alarm device, acceleration transducer.
Further, the solar modules include solar panels and charge management circuit, are described using solar energy
Rechargeable battery charges, and the rechargeable battery and the second source manage circuit and be connected, respectively described second processor, described
Display screen unit, the eMTC communication module groups, the 2nd LoRa modules, acceleration transducer and warning device power supply.
Further, the vehicle tyre pressure monitoring system based on LoRa and eMTC also includes remote platform and mobile phone
APP is applied.
Further, the display screen unit includes the segment encode display screen of low-power consumption.
Further, the first processor and the second processor use the microprocessor of low-power consumption.
Further, the eMTC communication module groups include eMTC wireless modules and the eSIM cards of Internet of Things number section.
Further, the tire pressure monitoring intelligence sensor is entered by LoRa wireless modes and the intelligence reception display screen
Row communication, the intelligence receive display screen and communicated by eMTC wireless modes with the remote platform, and the cell phone application should
Connected with being communicated with the remote platform, for obtaining Monitoring Data information.
Further, the periphery of the solar panels of the low-power of the disc-shape structure studs with a metal frame, institute
State that metal frame is jagged, one end of its breach is connected with the first LoRa modules, and the metal frame is as the first LoRa
The antenna of module.
Further, the structure design of the tire pressure monitoring intelligence sensor is：Upper part is the disc-shape structure,
Middle part is cylindrical structure, and for placing battery and electronic device, lower part is also cylindrical structure, with tire valve position
Connection.
Technic relization scheme of the present utility model is divided into monitoring, LoRa transmission and three processes of eMTC remote transmissions, vehicle
Four tires be equipped with the tire pressure monitoring intelligence sensor, each tire pressure monitoring intelligence sensor is preset with wheel
The identification information of tire, for identifying corresponding tire, and the supporting intelligence receives display screen, may be mounted at vehicle
Correct position on instrument board.
Further, the intelligence receives display screen when vehicle launch travels, after triggering the acceleration transducer, and
Enabled instruction is sent to the tire pressure monitoring intelligence sensor, the tire pressure monitoring intelligence sensor just enters working condition.
Further, the tire pressure monitoring intelligence sensor periodically passes through the respective pressure sensor and the temperature
Sensor obtains the pressure and temperature information of tire, and with LoRa wireless modes by the correlation including including tire identification information
Monitoring Data information transfer to the intelligence receives display screen.
Further, the intelligence receives display screen and carries out classification storage and data analysis by the tire identification information,
And low-power consumption segment encode of the relevant information on the display screen unit is shown into screen display, if Monitoring Data is more than default
First threshold values, then the warning device is triggered, reminded by sound and light alarm mode, promote current human pilot to slow down driving in time
Speed and in proper moment parking checking.
Further, the intelligence receives display screen and periodically carries out position positioning, obtains vehicle position information, meanwhile, institute
State eMTC communication module groups to be connected with the remote platform, upload the data message, warning message and positional information of monitoring, it is described remote
Cheng Pingtai is stored, in order to subsequently carry out data traceability.
Further, when detecting higher vehicle tyre pressure, relatively low either gas leakage or tyre temperature is abnormal, reach pre-
If the second threshold values, in addition to triggering the warning device that is placed in vehicle body and carrying out sound and light alarm, the remote platform is same
Step sends SMS to default phone number, and pushes warning message to the cell phone application using upper.The mobile phone
APP applications can connect the remote platform at any time, inquire about related Monitoring Data information.
Compared with prior art, the utility model has the advantages that：
（1）Device for monitoring tyre pressure is installed, uses and safeguarded and be all very convenient independently of vehicle；
（2）It is low in energy consumption, it can be powered for a long time using button cell or small-sized solar module；
（3）GPS module need not be increased, you can realize positioning, obtain vehicle location, improve vehicle safety；
（4）Monitoring Data can be with long-distance transmissions to long-range cloud platform；
（5）The tire pressure tire temperature data detected are stored within cloud platform, can trace historical data；
（6）Low in hardware cost, it is skilful that surface structure can design very little.
Brief description of the drawings
Fig. 1 is the schematic block circuit diagram of the tire pressure monitoring intelligence sensor of the utility model embodiment.
Fig. 2 is another schematic block circuit diagram of the tire pressure monitoring intelligence sensor of the utility model embodiment.
Fig. 3 is that the intelligence of the utility model embodiment receives the schematic block circuit diagram of display screen.
Fig. 4 is the system architecture schematic diagram of the utility model embodiment.
Fig. 5 is the appearance style figure of the tire pressure monitoring intelligence sensor of the utility model embodiment.
In Fig. 1：The LoRa modules of 1- the first, 2- first processors, the electric power management circuits of 3- first, 4- batteries, 5- pressure pass
Sensor, 6- temperature sensors.
In Fig. 2：The LoRa modules of 1- the first, 2- first processors, the electric power management circuits of 3- first, 4- batteries, 5- pressure pass
Sensor, 6- temperature sensors, 7- small-sized solar modules.
In Fig. 3：10- display screen units, 11- eMTC communication module groups, the LoRa modules of 12- the 2nd, 13- second processors,
14- solar modules, 15- second sources management circuit, 16- rechargeable batteries, 17- warning devices, 18- acceleration transducers.
Embodiment
The accompanying drawing used required for embodiment will be briefly described below, it should be apparent that, it is described
Embodiment is part of the embodiment of the present utility model, and accompanying drawing is some embodiments of the utility model, common for this area
For technical staff, on the premise of not paying creative work, the accompanying drawing of other forms can also be obtained according to these accompanying drawings.
It should be noted that unless otherwise clearly defined and limited, term " connection " in the utility model description,
" connected ", " installation " should be interpreted broadly, for example, it may be being integrally connected, being fixedly connected or being detachably connected；Can be with
It is to be directly connected to by mechanical structure or electronics or be indirectly connected by intermediary.
The explanation of nouns of " eMTC "：LTE enhanced MTC (eMTC) are enhancing machine type communications, are in order to more suitable
Communication between compound and thing, simplified based on LTE protocol, and be based on cellular deployment, its user equipment passes through support
1.4MHz radio frequency and baseband bandwidth, can be directly accessed existing LTE network.EMTC possesses four basic big abilities of LPWA：
First, covering is wide, second, possessing the ability of support magnanimity connection, third, more low-power consumption, the stand-by time of eMTC terminal modules can be grown
Up to 10 years, fourth, lower module cost.EMTC supports the mobility under connection status, can be carried out without newly-increased GPS chip
Position positions, while also supports VoLTE voices.
As shown in figure 4, a kind of vehicle tyre pressure monitoring system based on LoRa and eMTC, includes tire pressure monitoring intelligent sensing
Device and intelligence receive display screen.
As shown in Fig. 2 in the present embodiment, the tire pressure monitoring intelligence sensor includes battery 4, the first of low-power consumption
Processor 2, and be connected with the first processor 2 the first LoRa modules 1, the first electric power management circuit 3, pressure sensor 5,
Temperature sensor 6 and small-sized solar module 7；The small-sized solar module 7 includes the solar panels and charging valve of low-power
Circuit is managed, is charged for the battery 4, the battery 4 is connected with first electric power management circuit 3, at respectively described first
Reason device 2, the first LoRa modules 1, the pressure sensor 5 and the temperature sensor 6 are powered.
As shown in figure 5, in the present embodiment, the solar panels of the low-power on the small-sized solar module 7 are
Individual disc-shape structure.
As shown in figure 3, in the present embodiment, the intelligence receives display screen and includes solar modules 14, rechargeable battery
16th, second processor 13, and be connected with the second processor 13 display screen unit 10, eMTC communication module groups 11, second
LoRa modules 12, second source management circuit 15, warning device 17, acceleration transducer 18.
In the present embodiment, the display screen unit 10 includes the segment encode display screen of low-power consumption.
In the present embodiment, the solar modules 14 include solar panels and charge management circuit, are the charging
Battery 16 charges, and the rechargeable battery 16 is connected with second source management circuit 15, respectively described second processor 13,
The display screen unit 10, the eMTC communication module groups 11, the 2nd LoRa modules 12, the acceleration transducer 18 and the institute
Warning device 17 is stated to power.
The vehicle tyre pressure monitoring system based on LoRa and eMTC also includes remote platform and cell phone application application.
As one of enforceable mode, as shown in figure 1, the battery 4 of the tire pressure monitoring intelligence sensor can be with
Button cell is replaced with, and cancels and is equipped with the small-sized solar module 7.
See Fig. 2 and Fig. 3, in the present embodiment, the first processor 2 and the second processor 13 are using low-power consumption
Microprocessor.
In the present embodiment, the eMTC communication module groups 11 include eMTC wireless modules and the eSIM of Internet of Things number section
Card.
As one of enforceable mode, the eMTC communication module groups 11 can also be with including eMTC patterns and NB-IoT
The multimode communication module group of pattern replaces eMTC communication module groups.
In the present embodiment, as shown in figure 4, the tire pressure monitoring intelligence sensor passes through LoRa wireless modes and the intelligence
Display screen can be received to be communicated, the intelligence receives display screen and by eMTC wireless modes and the remote platform led to
Letter, the cell phone application is applied to communicate with the remote platform and connected, for obtaining Monitoring Data information.
In the present embodiment, as shown in figure 5, the periphery edge of the solar panels of the low-power of the disc-shape structure
There is a metal frame, the metal frame is jagged, and one end of its breach is connected with the first LoRa modules 1, and the metal frame is made
For the antenna of the first LoRa modules 1.
In the present embodiment, the structure design of the tire pressure monitoring intelligence sensor is：Upper part is the disc-shape
Structure, middle part are cylindrical structures, and for placing battery and electronic device, lower part is also cylindrical structure, with taking turns nausea
The connection of door position.
In the present embodiment, technic relization scheme of the present utility model is divided into monitoring, LoRa transmission and eMTC remote transmissions
Three processes, four tires of vehicle are equipped with the tire pressure monitoring intelligence sensor, and each tire pressure monitoring intelligently passes
Sensor is all preset with the identification information of tire, and for identifying corresponding tire, and the supporting intelligence receives display screen,
It may be mounted at correct position on meter panel of motor vehicle.
In the present embodiment, the intelligence receives display screen when vehicle launch travels, and triggers the acceleration transducer
Afterwards, and to the tire pressure monitoring intelligence sensor enabled instruction is sent, the tire pressure monitoring intelligence sensor just enters work shape
State.
In the present embodiment, the tire pressure monitoring intelligence sensor periodically passes through the respective pressure sensor 5 and institute
State temperature sensor 6 and obtain the pressure and temperature information of tire, and tire identification information will be included with LoRa wireless modes and existed
Interior related Monitoring Data information transfer to the intelligence receives display screen.
Further, the intelligence receives display screen and carries out classification storage and data analysis by the tire identification information,
And low-power consumption segment encode of the relevant information on the display screen unit 10 is shown into screen display, preset if Monitoring Data exceedes
The first threshold values, then trigger the warning device 17, reminded by sound and light alarm mode, promote current human pilot to slow down in time
Road speed and in proper moment parking checking.
Further, the intelligence receives display screen and periodically carries out position positioning, obtains vehicle position information, meanwhile, institute
State eMTC communication module groups 11 to be connected with the remote platform, upload the data message, warning message and positional information of monitoring, it is described
Remote platform is stored, in order to subsequently carry out data traceability.
Further, when detecting higher vehicle tyre pressure, relatively low either gas leakage or tyre temperature is abnormal, reach pre-
If the second threshold values, in addition to triggering the warning device 17 that is placed in vehicle body and carrying out sound and light alarm, the remote platform
The synchronous SMS that sends pushes warning message to the cell phone application using upper to default phone number.The hand
Machine APP applications can connect the remote platform at any time, inquire about related Monitoring Data information.
In the present embodiment, using pressure sensor and the tire pressure and tire temperature of temperature sensor measurement corresponding tire, and profit
With on the display screen on LoRa wireless way for transmitting to the meter panel of motor vehicle of low-power consumption, vehicle operator is allowed in running car
During, it can intuitively understand the pressure value and temperature value of each tire, and unusual condition, the safety of support vehicles traveling.
In the present embodiment, when in use, vehicle is in startup and transport condition to the vehicle tyre pressure monitoring system, described
The acceleration transducer 18 that intelligence receives built in display screen is triggered, and intelligence receives display screen and exits resting state, and to
Four tire pressure monitoring intelligence sensors send enabled instruction, the LoRa module monitors on the tire pressure monitoring intelligence sensor
To wireless instructions, promote the tire pressure monitoring intelligence sensor to exit resting state, initially enter working condition, periodically carry out tire
The detection of pressure and tire temperature, and periodically transmission of monitoring data to the intelligence receives display screen display, the intelligence in a manner of LoRa
Display screen can be received and carry out data analysis thing, in exception and alarm, while related monitoring is reported by eMTC wireless modes
Information and warning message are to the remote platform.
In the present embodiment, the utility model is by combining two kinds of low-power consumption mechanicss of communication of LoRa and eMTC, and uses low
The microprocessor of power consumption, it can be powered for a long time using button cell or small-sized solar module, without increasing GPS module,
Positioning can be achieved, obtain vehicle location, further improve the security that vehicle uses；And tire temperature and device for monitoring tyre pressure are only
Vehicle is stood on, installs, use and safeguards and be all very convenient；Monitoring Data to long-range cloud platform and can be stored with long-distance transmissions, side
Continue retrospect historical data after an action of the bowels.Low in hardware cost of the present utility model, it is skilful that surface structure can design very little.
The utility model preferred embodiment is the foregoing is only, only to illustrate technical concepts and features of the present utility model,
Its object is to allow person skilled in the art to understand content of the present utility model and implement accordingly, but can not be with this
Limit the scope of protection of the utility model.All equivalent changes and modifications done according to present utility model application the scope of the claims, all should
Belong to the utility model covering scope.
Claims (4)
- A kind of 1. vehicle tyre pressure monitoring system based on LoRa and eMTC, it is characterised in that：It includes tire pressure monitoring and intelligently passed Sensor and intelligence receive display screen；The tire pressure monitoring intelligence sensor includes battery（4）, low-power consumption first processor（2）, and with described first at Manage device（2）The first connected LoRa modules（1）, the first electric power management circuit（3）, pressure sensor（5）, temperature sensor（6） And small-sized solar module（7）；The small-sized solar module（7）Solar panels and charge management circuit including low-power, it is the battery（4）Fill Electricity, the battery（4）With first electric power management circuit（3）It is connected, respectively described first processor（2）, described first LoRa modules（1）, the pressure sensor（5）And the temperature sensor（6）Power supply；The small-sized solar module（7）On the solar panels of the low-power be disc-shape structure；The intelligence receives display screen and includes solar modules（14）, rechargeable battery（16）, second processor（13）, and with institute State second processor（13）Connected display screen unit（10）, eMTC communication module groups（11）, the 2nd LoRa modules（12）, second electricity Power management circuits（15）, warning device（17）, acceleration transducer（18）；The solar modules（14）Include solar panels and charge management circuit, be the rechargeable battery（16）Charging, institute State rechargeable battery（16）Circuit is managed with the second source（15）It is connected, respectively described second processor（13）, it is described aobvious Display screen unit（10）, the eMTC communication module groups（11）, the 2nd LoRa modules（12）, the acceleration transducer（18）And The warning device（17）Power supply；The vehicle tyre pressure monitoring system based on LoRa and eMTC also includes remote platform and cell phone application application.
- 2. a kind of vehicle tyre pressure monitoring system based on LoRa and eMTC according to claim 1, it is characterised in that described Tire pressure monitoring intelligence sensor receives display screen with the intelligence by LoRa wireless modes and communicated, and the intelligence receives aobvious Display screen is communicated by eMTC wireless modes with the remote platform, and the cell phone application is applied to be communicated with the remote platform Connection, for obtaining Monitoring Data information.
- 3. a kind of vehicle tyre pressure monitoring system based on LoRa and eMTC according to claim 1, it is characterised in that described The periphery of the solar panels of the low-power of disc-shape structure studs with a metal frame, and the metal frame is jagged, its breach One end and the first LoRa modules（1）Connection, the metal frame is as the first LoRa modules（1）Antenna.
- 4. a kind of vehicle tyre pressure monitoring system based on LoRa and eMTC according to claim 1, it is characterised in that described Intelligence receives display screen after the acceleration transducer is triggered, and enabled instruction is sent to the tire pressure monitoring intelligence sensor, The tire pressure monitoring intelligence sensor just enters working condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720856999.9U CN206983637U (en) | 2017-07-14 | 2017-07-14 | A kind of vehicle tyre pressure monitoring system based on LoRa and eMTC |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720856999.9U CN206983637U (en) | 2017-07-14 | 2017-07-14 | A kind of vehicle tyre pressure monitoring system based on LoRa and eMTC |
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| Publication Number | Publication Date |
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| CN206983637U true CN206983637U (en) | 2018-02-09 |
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| CN201720856999.9U Expired - Fee Related CN206983637U (en) | 2017-07-14 | 2017-07-14 | A kind of vehicle tyre pressure monitoring system based on LoRa and eMTC |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310337A (en) * | 2017-07-14 | 2017-11-03 | 福建强闽信息科技有限公司 | A kind of vehicle tyre pressure monitoring system and application method based on LoRa and eMTC |
-
2017
- 2017-07-14 CN CN201720856999.9U patent/CN206983637U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310337A (en) * | 2017-07-14 | 2017-11-03 | 福建强闽信息科技有限公司 | A kind of vehicle tyre pressure monitoring system and application method based on LoRa and eMTC |
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