CN206922490U - A kind of miniaturization, low-power consumption, long-life assets tracking terminal - Google Patents

Abstract

The utility model provides a kind of miniaturization, low-power consumption, long-life assets tracking terminal, including 3 D locating device, remote transmitting device, MCU, energy accumulating device, energy capture device and charging control circuit；MCU is arranged to control 3 D locating device collection to treat the three dimensional local information of tracking assets, and controls remote transmitting device that three dimensional local information is uploaded into a long-range host computer；Energy accumulating device is connected with MCU, is arranged to power to MCU；Energy capture device is connected with energy accumulating device, sets collection luminous energy and the luminous energy collected is converted into electric energy to be charged to energy accumulating device；Charging control circuit is connected with energy accumulating device and charging device, is arranged to gather external environment condition light intensity and energy accumulating device electricity, and control energy capture device to carry out charging operations according to external environment condition light intensity and energy accumulating device electricity.Assets tracking terminal volume of the present utility model is small, low in energy consumption, long lifespan, can realize the long-range real-time tracing to assets.

Description

A kind of miniaturization, low-power consumption, long-life assets tracking terminal

Technical field

The utility model belongs to electronic technology field, more particularly to a kind of miniaturization, low-power consumption, the tracking of long-life assets are eventually End.

Background technology

At present, China's military material deposits in field more, and is positioned using traditional GPS sensing terminals.It is however, traditional The common non-charging battery power supply of GPS sensing terminal generally uses, therefore, on the one hand because no continuous energy is supplied, often holds Goods and materials management and control interruption is easily caused, is made troubles for management；On the other hand, when needing (such as 3 years) power supply for a long time, it is necessary to carry High capacity cell, several kilograms of batteries even are needed sometimes, cause terminal volume larger, and the volume of traditional GPS sensing terminals Without optimization design, so easily finding to destroy by hostile element.

The research to assets tracing equipment focuses mostly in terms of small size and long-life in the world, there is multinational researcher Attempted.European microelectronics research center (IMEC) researcher devises the scheme of three layers of PCB closed assemblies, and tracking is set For volume-diminished to 2 × 2 × 2cm³, but the structure captures energy mode as a result of piezoelectricity, energy density is low, can only be for Answer the energy of a few hours.In terms of long-life technology research, Freescale has started to explore in Low-power Technology, and Buddhist nun is admired in Shanghai ARM Powered microcontroller Kinetis KL02 are proposed on black electronics show, there is high speed MCU to wake up, processing and return are slept Sleep mode configures, and flexible low-power consumption mode and peripheral hardware, minimum power budget can be used to realize maximum lifetime of system. After the chip is applied into tracing equipment, although the power consumption of single assembly can be reduced, the energy consumption of whole equipment is not considered.

It is domestic main be engaged in assets tracing equipment and data collecting system long-life and Low-power Technology research have Nanjing University of Post and Telecommunication School of Computer Science broadband wireless communications and key lab of Sensor Network technical education portion, Tongji University, Chongqing post and telecommunications Institute, Central South University's information and scientific and technical institute etc., primarily focus on grinding for the optimization of network communication mechanism, consumption reduction etc. Study carefully.The old positive space of Nanjing Univ. of Posts and Telecommunications, Post and Telecommunications Institutes Of Chongqing's poplar writing brush surpass, Central South University's information and scientific and technical institute Tan ancient Chinese name for Venus et al. Research is carried out to network sleep mechanism, main target is desirable to reduce node energy loss by the network optimization.Section in addition Institute electrician institute, semiconductor institute, Guangzhou theory study that the energy has been carried out to energy miniaturization technologies, Chinese Academy of Sciences electrician are laid particular emphasis on The micro- energy research of photovoltaic, develop within 2006 the micro- energy of the photovoltaic comprising energy conversion system, energy-storage system and energy management system Source system, autonomous micro-system that the system and wireless sensor network node integrate realize the intelligent storage of energy, the energy Automatically switch, stable voltage output, Maintenance free, but investigation has no that correlated performance result is reported, also has no micro- energy body The relevant data of product.When the good doctor of Guangzhou energy institute of Chinese Academy of Sciences academic leader's creep develops high energy density, energy supply for 2006 Between micro-scale gas flow and micro-combustion turbine power generation micro-energy resource system model machine long, in light weight.Tongji University raw development GPS of yellow dawn The design studies (Jiaotong University Of East China's journal, 22 (1) (2005) P49) of real-time item tracking system, according to China's third party's thing The characteristics of flowing enterprise, using GPS GPSs, GIS GIS-Geographic Information System and GSM message service system, design and Realize a real-time item tracking system based on GPS.Using the system, client can pass through Internet real-time query goods The information such as the current position of thing, state, Estimated Time of Arrival, enterprise to the car and boat that it is moved can then monitor in real time, adjust The processing such as spend, navigate, receiving a crime report.However, the program can not carry out three-dimensional localization, terminal volume and power consumption and life-span ginseng are not referred to yet Number requires.

In addition, Patent No. CN201320522364.7 utility model patent disclose it is " a kind of for paracargo Location tracking device ", the location tracking device are primarily adapted for use in air-dropped material positioning, and it is bundled on the goods and materials that need to be dropped, Including positioning antenna, positioner, master control set, radio communication device and radio antenna；The positioner connection is fixed Position antenna, obtains the positional information of paracargo, and transmit to master control set.Put down however, the utility model may only position XY Face position, it is impossible to detection height, and do not refer to power consumption index, volume index equally.

Utility model content

For above-mentioned the deficiencies in the prior art, the utility model provides a kind of miniaturization, low-power consumption, the tracking of long-life assets Terminal, for realizing the long-range real-time tracing to assets.

To achieve these goals, the utility model adopts the following technical scheme that：

Terminal is followed the trail of in a kind of miniaturization, low-power consumption, long-life assets, including 3 D locating device, remote transmitting device, MCU, energy accumulating device, energy capture device and charging control circuit；

The MCU is connected respectively with the positioner and the remote transmitting device, and it is arranged to control the three-dimensional Positioner gathers the three dimensional local information for treating tracking assets, and the control remote transmitting device believes the three-dimensional position Breath is uploaded to a long-range host computer；

The energy accumulating device is connected with the MCU, and it is arranged to power to the MCU；

The energy capture device is connected with the energy accumulating device, and it sets collection luminous energy and the luminous energy that will be collected Electric energy is converted into be charged to the energy accumulating device；

The charging control circuit is connected respectively with the energy accumulating device and the energy capture device, and it is arranged to External environment condition light intensity and energy accumulating device electricity are gathered, and according to the external environment condition light intensity and the electricity of energy accumulating device The energy capture device is controlled to carry out charging operations.

Preferably, the 3 D locating device, remote transmitting device, MCU and energy accumulating device are arranged in one the oneth PCB On plate, the charging control circuit is arranged on one second pcb board, and the energy accumulating device, the first pcb board, the 2nd PCB Plate and energy capture device are cascading from bottom to up.

Preferably, the assets tracking terminal also includes and the MCU temperature sensors being connected and/or humidity sensor Device.

Further, the remote transmitting device includes GSM transmitting devices and/or GPRS transmission device.

Further, the 3 D locating device includes GPS positioning device and/or Big Dipper positioner.

Further, the energy accumulating device includes charged lithium cells and/or super capacitor.

Further, the energy capture device includes solar panel.

Further, the charging control circuit includes being used to sense the light intensity sensor of external environment condition light intensity, for adopting Collect the electric quantity detecting circuit of energy accumulating device electricity and for according to the external environment condition light intensity and energy storage dress Put the charge controller that electricity controls the energy capture device to carry out charging operations.

Preferably, the charge controller and the MCU use low-power chip.

Preferably, the light intensity sensor is photodiode.

By using above-mentioned technical proposal, the utility model has the advantages that：

(1) the utility model treats the three dimensional local information of tracking assets by 3 D locating device collection, by remotely passing The three dimensional local information is uploaded to a long-range host computer by defeated device, so as to realize the exact position tracking to assets.

(2) the utility model is powered by using energy accumulating device, uses energy capture device as energy storage Device electric energy supplement, the discharge and recharge time is controlled using charging control circuit, on the one hand can realize that continuous energy is supplied, extend Working life, high capacity cell on the other hand need not be carried, reduces terminal volume.

(3) the utility model is by using 3DMCM encapsulation technologies, i.e. is stacked each part, further reduces Terminal volume.

(4) by using low-power chip, the power consumption of terminal is reduced.

Brief description of the drawings

Fig. 1 is the utility model miniaturization, low-power consumption, the connection block diagram of long-life assets tracking terminal；

Fig. 2 is the utility model miniaturization, low-power consumption, the mechanical structure schematic diagram of long-life assets tracking terminal.

Embodiment

Below in conjunction with the accompanying drawings, preferred embodiment of the present utility model is provided, and is described in detail, makes to be better understood when Function of the present utility model, feature.

Miniaturization of the present utility model, low-power consumption, long-life assets tracking terminal as shown in figure 1, it is main include it is three-dimensional fixed Position device 1, remote transmitting device 2, MCU3, energy accumulating device 4, energy capture device 5 and charging control circuit 6, are also wrapped Include temperature sensor 7 and/or humidity sensor 8.Wherein, MCU3 is connected respectively with positioner and remote transmitting device 2, is used The three dimensional local information for treating tracking assets is gathered in control 3 D locating device 1, and controls remote transmitting device 2 by three-dimensional position Confidence breath is uploaded to a long-range host computer 9；Energy accumulating device 4 is connected with MCU3, for being powered to MCU3；Energy capture device 5 are connected with energy accumulating device 4, for gathering luminous energy and the luminous energy collected being converted into electric energy with to energy accumulating device 4 Charging；Charging control circuit 6 is connected respectively with energy accumulating device 4 and energy capture device, for gathering external environment condition light intensity With the electricity of energy accumulating device 4, and energy capture device 5 is controlled to enter according to external environment condition light intensity and the electricity of energy accumulating device 4 Row charging operations；Temperature sensor 7 and/or humidity sensor 8 are connected with MCU3, for collecting temperature and humidity, are collected Temperature and humidity be delivered to remote transmitting device 2 again by MCU3, then be sent to by remote transmitting device 2 long-range upper Machine 9.Follow the trail of terminal by whole assets of the present utility model, can in long-range real-time collecting different regions, the information of different assets, Realize the real-time tracing to assets.

Above-mentioned each part can use existing hardware to realize, specific type selecting example is as follows：

1) MCU3 selects low-power chip, preferably extremely low STC15 series monolithics of power consumption in the dormant state, in dormancy Power consumption is less than 0.2uA under pattern, is advisable from I/O port resource is enough, single-chip microcomputer operating current is generally less than 10mA.

2) remote transmitting device 2 includes GSM and/or GPRS transmission device, for accessing public network, the rule according to GSM900 Model, remote transmitting device 2 will adjust transmission power from 5dBm to 33dBm according to current signal condition, therefore instantaneous hair Penetrate power and be likely to be breached 2W, the power consumption of additional receiving portion, the power consumption of remote transmitting device 2 in the operating condition is likely larger than 600mA (when operating voltage is 3.3V).

3) 3 D locating device 1 includes GPS and/or Big Dipper positioner, for global location, XY directions positioning precision ± 1m, Z axis positioning precision ± 0.5m.In general GPS positioning device cold start-up time about 30s, operating current 45mA.This practicality is new MTK FLASH versioning schemes GPS＆ Big Dipper bimodulus positioning module (Anneta module integration product) GAM- is preferably used in type 1513-MTBD。

4) humidity sensor 8 can be selected DHT11, and moisture measurement scope is 20%-95%, error 5%；Temperature sensor 7 can be selected DS18B20, and temperature measurement range is -55 DEG C -125 DEG C.

5) energy accumulating device 4 includes charged lithium cells and/or super capacitor, it is preferred to use charged lithium cells and super electricity Hold the mode being combined, because：The characteristics of super capacitor is power density high (W/Kg), the discharge and recharge time is short, have extended cycle life, Operating temperature range is wide, is one kind that capacity is maximum in the double layer capacitor for put into the world volume production；Charged lithium ion electricity Pond has big energy density (Wh/Kg), and it can store more energy compared with the suitable super capacitor of its volume.Super electricity Appearance can be charged to any current potential in its range of nominal tension, and can release completely.And lithium battery is then by itself chemistry Reaction limitation is operated in narrower voltage range, if permanent damage may be caused by crossing to put.Therefore, the utility model can fill The advantages of dividing using both, super capacitor and lithium battery are coordinated, ultracapacitor offer transient high-current pulse, lithium-ion electric Pond is used for long-time energy storage, wherein, preferred more than the 10000mAh of charged lithium cells charged lithium cells.

6) energy capture device 5 includes solar panel (outdoor preferably GaAs solar panels, indoor preferred amorphous Silicon solar cell plate), its efficiency reaches 8%, sensitive for ultraviolet band, collects faint light.

7) charging control circuit 6 is including being used to sense the light intensity sensor 61 of external environment condition light intensity, being stored up for collecting energy The electric quantity detecting circuit 62 of the electricity of cryopreservation device 4 and for controlling energy according to external environment condition light intensity and the electricity of energy accumulating device 4 Measure the charge controller 63 that acquisition equipment 5 carries out charging operations, specifically, when external ambient light it is powerful in a predetermined threshold and When the electricity of energy accumulating device 4 is less than about 60%, start to charge to energy accumulating device 4.Wherein, light intensity sensor 61 uses light Quick diode；Charge controller 63 uses low-power chip, it is preferred to use the LT3105 chips of Linear companies, operating current 24 μ A, quiescent current are less than 1 μ A, can reduce the idling consumption of terminal.

The power consumption analysis of the utility model assets tracking terminal is as follows：Assuming that the frequency of signal is sent to long-range host computer 9 For 1 time/hour, each GPS/ Big Dippeves need work about 31s, and follow current is about 46mA, draw the average power consumption of one hour About 0.375mAh；GSM/GPRS needs work about 11s (including connection base station and transmission data), operating current about 610mA, obtains The average power consumption for going out one hour is about 1.67mAh；MCU3 needs work about 41s, and electric current is about 11mA, and other time, which is in, stops Dormancy state, ignores, and the average power consumption drawn one hour is 0.12mAh；The power consumption of temperature/humidity sensor 8 is extremely low, ignores not Meter；The power consumption of terminal complete machine is 0.375+1.67+0.12=2.165mAh per hour；Then for fully charged 10000mAh lithium Battery, in theory can be 4639 hours with continued power, about 190 days.

Refering to Fig. 2, in order to carry out volume optimization to the utility model assets tracking terminal, the utility model is carried out to terminal 3DMCM encapsulation designs, specifically as shown in Fig. 23 D locating device 1, remote transmitting device 2, MCU3 and energy accumulating device 4 It is arranged on one first pcb board 11；Charging control circuit 6 is arranged on one second pcb board 12；Wherein the first pcb board 11, second Pcb board 12 and energy capture device 5 are cascading from bottom to up, and rechargeable battery is located at the lower section of the first pcb board 11.Can See, the utility model is effectively utilized the space in terminal short transverse, reduces terminal area, is less than about cumulative volume 150mm*100mm*20mm, it is not easy to be found；By optimization design, more charging electricity can be integrated in the confined space (volume) Pond, improve volumetric specific power density.

The utility model assets tracking terminal manufacturing process be：One energy accumulating device 4, one is provided first and includes three-dimensional Positioner 1, remote transmitting device 2, the first PCB plates 11, one of MCU3 and energy accumulating device 4 include charging control circuit 6 The second pcb board 12 and a solar panel；Then by energy accumulating device 4, the first pcb board 11, the and of the second pcb board 12 Layering is stacked successively from bottom to up for solar panel；Then by each layer by biserial contact pin (such as header2x50, biserial, 50 pin) it is connected with adjacent bed；Finally the terminal for connecting completion is placed in a housing 10, and carries out data and sends experiment, with checking Terminal data gathers and transfer function.

It should be noted that employing MCU3 and charge controller 63 in the utility model, both of which can use existing Any appropriate low-power chip is realized.MCU3 is only to control 3 D locating device 1, temperature sensor 7 in this role Sampled with humidity sensor 8, the signal sampled is then transferred to remote transmitting device 2, this belongs to the public affairs of this area Know general knowledge, and charge controller 63 is only to be stored up when external ambient light is powerful in a predetermined threshold and energy in this role When the electricity of cryopreservation device 4 is less than about 60%, output one trigger signal control energy capture device 5 fills to energy accumulating device 4 Electricity, this falls within the common knowledge of this area.Therefore, it is that composition only to hardware components and connection are closed in the utility model in essence It is the improvement carried out, without regard to the improvement carried out to software program (method) itself, belongs to Patent Law Article 2 third item institute Defined utility model protection object.

It is above-described, preferred embodiment only of the present utility model, the scope of the utility model is not limited to, this Above-described embodiment of utility model can also make a variety of changes.I.e. every claims according to the present utility model application and Simple, the equivalent changes and modifications that description is made, fall within the claims of the utility model patent.This The not detailed description of utility model is routine techniques content.

Claims (10)

1. a kind of miniaturization, low-power consumption, long-life assets tracking terminal, it is characterised in that including 3 D locating device, long-range biography Defeated device, MCU, energy accumulating device, energy capture device and charging control circuit；

The MCU is connected respectively with the 3 D locating device and the remote transmitting device, and it is arranged to control the three-dimensional Positioner gathers the three dimensional local information for treating tracking assets, and the control remote transmitting device believes the three-dimensional position Breath is uploaded to a long-range host computer；

The energy accumulating device is connected with the MCU, and it is arranged to power to the MCU；

The energy capture device is connected with the energy accumulating device, and it sets collection luminous energy and changes the luminous energy collected Into electric energy with give the energy accumulating device charge；

The charging control circuit is connected respectively with the energy accumulating device and the energy capture device, and it is arranged to gather The electricity of external environment condition light intensity and energy accumulating device, and according to the electricity control of the external environment condition light intensity and energy accumulating device Make the energy capture device and carry out charging operations.

2. miniaturization according to claim 1, low-power consumption, long-life assets tracking terminal, it is characterised in that the three-dimensional Positioner, remote transmitting device, MCU and energy accumulating device are arranged on one first pcb board, the charging control circuit cloth Put on one second pcb board, and the energy accumulating device, the first pcb board, the second pcb board and energy capture device from it is lower to On be cascading.

3. miniaturization according to claim 1, low-power consumption, long-life assets tracking terminal, it is characterised in that the assets Following the trail of terminal also includes and the MCU temperature sensors being connected and/or humidity sensor.

4. miniaturization according to claim 1, low-power consumption, long-life assets tracking terminal, it is characterised in that described long-range Transmitting device includes GSM transmitting devices and/or GPRS transmission device.

5. miniaturization according to claim 1, low-power consumption, long-life assets tracking terminal, it is characterised in that the three-dimensional Positioner includes GPS positioning device and/or Big Dipper positioner.

6. miniaturization according to claim 1, low-power consumption, long-life assets tracking terminal, it is characterised in that the energy Storage device includes charged lithium cells and/or super capacitor.

7. miniaturization according to claim 1, low-power consumption, long-life assets tracking terminal, it is characterised in that the energy Acquisition equipment includes solar panel.

8. miniaturization according to claim 1, low-power consumption, long-life assets tracking terminal, it is characterised in that the charging Control circuit senses the light intensity sensor of external environment condition light intensity, the electricity inspection for collecting energy storage device electricity including being used for Slowdown monitoring circuit and for controlling the energy capture to fill according to the electricity of the external environment condition light intensity and the energy accumulating device Put the charge controller for carrying out charging operations.

9. miniaturization according to claim 8, low-power consumption, long-life assets tracking terminal, it is characterised in that the charging Controller and the MCU use low-power chip.

10. miniaturization according to claim 8, low-power consumption, long-life assets tracking terminal, it is characterised in that the light Strong sensor is photodiode.