CN206292834U - Micro Energy Lose active smart IOT electronic label devices - Google Patents

Abstract

The utility model is related to a kind of Micro Energy Lose active smart IOT electronic label devices.Including circular PCB and the Micro Energy Lose MCU module being arranged in the circular PCB and the wireless sending module, the acceleration sensor module that are connected with the Micro Energy Lose MCU module, the circular PCB includes the annular non-lying copper region that internally positioned circular lying copper region connects with circular lying copper region；The component of the Micro Energy Lose MCU module, the component of wireless sending module, the component of acceleration sensor module may be contained within the circular lying copper region front；The annular non-lying copper region front is additionally provided with the ring-shaped P CB antennas being connected with the wireless sending module.The features such as the utility model has compact, transmits wirelessly remote distance, extremely low power consumption, battery lasts longevity of service, can gather acceleration magnitude and motion detection.

Description

Micro Energy Lose active smart IOT electronic label devices

Technical field

The utility model is related to a kind of Micro Energy Lose active smart IOT electronic label devices.

Background technology

At present, widely used RF tag（RFID）It is divided into active and passive two ways, passive RFID must low coverage From could be induced and read information（Such as badge, mass transit card, mess card, usual actual induction distance is 1cm-10cm）, it is active RFID is because embedded battery, it is possible to use higher-wattage actively sends wireless signal, so transmission range is up to tens meters.So Afterwards, no matter using which kind of mode, RFID tag is respectively provided with 2 shortcomings：1）Induction range has extremely strong directionality, i.e., must Rfid card information must could be read in the sensing angle of card reader；2）Can only store and reading information.In some application scenarios Under, in addition it is also necessary to carrying（Dress, wear）The target of label card carries out " zone location " and situation, the sensing of attitude, therefore, Current RFID tag card is not well positioned to meet requirement.

The content of the invention

The purpose of this utility model is to provide a kind of Micro Energy Lose active smart IOT electronic label devices, and the device has Compact, wireless transmission distance remote, extremely low power consumption, battery lasts longevity of service, acceleration magnitude and motion inspection can be gathered The features such as survey.

To achieve the above object, the technical solution of the utility model is：A kind of Micro Energy Lose active smart IOT electronic tags dress Put, including circular PCB and the Micro Energy Lose MCU module that is arranged in the circular PCB and with the Micro Energy Lose MCU Wireless sending module, the acceleration sensor module of module connection, the circular PCB are covered including internally positioned circle The annular non-lying copper region that copper area connects with circular lying copper region；The component of the Micro Energy Lose MCU module, wireless sending module Component, the component of acceleration sensor module may be contained within the circular lying copper region front；The annular non-lying copper region is just Face is additionally provided with the ring-shaped P CB antennas being connected with the wireless sending module.

In the embodiment of the utility model one, also including a power module for being powered for whole device, the power supply Module includes a circular button cell, and the button cell is arranged at the circular lying copper region back side.

In the embodiment of the utility model one, the circular lying copper region is except setting the component of Micro Energy Lose MCU module, wireless The region Wai Jun great faces of the component locations of the component of sending module, the component of acceleration sensor module and power module Product covers copper ground connection.

In the embodiment of the utility model one, the wireless sending module include FSK chip emissions module and with the FSK cores The 868MHz FSK radio frequency links of piece transmitter module link.

Compared to prior art, the utility model has the advantages that：The utility model device volume is compact, wireless Transmission range is remote, power consumption is extremely low, battery lasts longevity of service, the features such as acceleration magnitude and motion detection can be gathered.

Brief description of the drawings

Fig. 1 is that the pcb board of the utility model Micro Energy Lose active smart IOT electronic label devices carries antenna fabric swatch total arrangement Figure.

Fig. 2 is the pcb board shape and component distributed layout picture frame figure of the embodiment of the utility model one.

Fig. 3 is the hardware system block diagram of the utility model Micro Energy Lose active smart IOT electronic label devices.

Fig. 4 is power module circuitry schematic diagram.

Fig. 5 is FSK chip emission modular circuit schematic diagrams.

Fig. 6 is 868MHz FSK radio frequency link circuit theory diagrams.

Fig. 7 is Micro Energy Lose MCU module circuit theory diagrams.

Fig. 8 is acceleration sensor module circuit theory diagrams.

Specific embodiment

1-8, is specifically described to the technical solution of the utility model below in conjunction with the accompanying drawings.

As shown in figures 1-8, a kind of Micro Energy Lose active smart IOT electronic label devices of the present utility model, including circular PCB Circuit board and the Micro Energy Lose MCU module being arranged in the circular PCB and wireless with what the Micro Energy Lose MCU module was connected Sending module, acceleration sensor module, the circular PCB are covered including internally positioned circular lying copper region and circle The annular non-lying copper region that copper area connects；The component of the Micro Energy Lose MCU module, the component of wireless sending module, acceleration The component of sensor assembly may be contained within the circular lying copper region front；The annular non-lying copper region front be additionally provided with one with The ring-shaped P CB antennas of the wireless sending module connection.Also include a power module for being used to be powered for whole device, the electricity Source module includes a circular button cell, and the button cell is arranged at the circular lying copper region back side.

The circular lying copper region is except the component, the component of wireless sending module, the acceleration that set Micro Energy Lose MCU module Equal large area covers copper ground connection outside the region of the component of sensor assembly and the component locations of power module.

The Micro Energy Lose MCU module can be using chips such as EFM8BB10F8G.The wireless sending module includes FSK chips Transmitter module and the 868MHz FSK radio frequency links with the FSK chip emission Module Links.The FSK chip emissions module can Using chips such as SX1243.The acceleration sensor module can be using chips such as MC3630.

Embodiment one：

Micro Energy Lose active smart IOT electronic label devices of the present utility model, its hardware system frame diagram is as indicated at 3, main To be made up of 4 parts：Power module, wireless sending module, Micro Energy Lose MCU module, acceleration sensor module.Power module Powered using button cell, wireless transmission unidirectionally sends wireless signal using FSK modulation mode, main control MCU module is then realized driving The control of dynamic and its service logic, acceleration transducer realizes the acceleration magnitude sampling and treatment to target.

As shown in figure 4, the circuit theory diagrams of the power module for the present embodiment use, its operation principle is by button electricity Pond B1 is by a bulky capacitor（C16,47uF）System power supply, bulky capacitor are given after filtering can also be reduced when transmitting wirelessly signal Impact and damage of the instantaneous large-current to battery.

As shown in Figure 5,6, respectively the present embodiment use FSK wireless chip transmitter modules circuit theory diagrams and 868MHz FSK debug PCB antenna radio frequency link schematic diagram, and the wherein the 1st of SX1243 the, 2,6 pins and Micro Energy Lose MCU module connect Connect, realize the configuration of the working methods such as frequency, the transmit power of FSK and the transmission of wireless data；4 pin connect external passive crystal oscillator；8 pin It is connected with external radio frequency link and antenna.The operation principle of radio frequency link is：By electric capacity（C8、C15）And inductance（L1）Constitute Filter network, powered to power amplifier PA；Middle electric capacity（C7、C10、C11、C12）With inductance（L2、L3）The real-time performance of composition PA is matched and its filter function；The electric capacity of rear end（C13）And inductance（L4、L5）Antenna match is realized, the present embodiment uses monopole Sub-antenna+L-type matching way.

As shown in fig. 7, for the present embodiment use Micro Energy Lose MCU module circuit theory diagrams, the 1st, 2,19,20 pins be SPI communication wire pins, for being attached with acceleration transducer；5th, 6 pins are programming and debugging interface；7 ~ 11 draw Pin is temporarily not used, vacantly；13 ~ 15 pin are connected with SX1243, realize the control to communication logic；16 pin and acceleration transducer Interrupt output pin is connected, and realizes interrupting waking up.17 ~ 18 pins are connected for the serial ports of main control chip, are drawn, and be can be used to coordinate and are surveyed Examination and extension are used.

As shown in figure 8, for the present embodiment use acceleration sensor module circuit theory diagrams, MC3630 the 1st, 2, 10th, 12 pins are the SPI communication functional pin for carrying, for being connected with MCU master controls；5th pin is interrupt output pin, is connected to The I/O port of MCU, realizes that the down trigger and MCU of acceleration transducer wake up.

The Micro Energy Lose active smart IOT electronic label devices of the present embodiment, are applied particularly to 868MHz FSK communications, its PCB layout type is as shown in Figure 1：

1）It is the positive EDS maps of PCB construction and component in circuit board in figure, the back side does not arrange any component, button electricity Pond is welded on the back side of circuit board, and button cell is circle.

2）Copper ground connection is not covered at the pcb board back side and front of antenna balun part, and then large area covers copper ground connection to other parts.

3）868MHz FSK antennas use ring-shaped P CB structures, are not closed in terminal.

Fig. 2 is the specific pcb board shape and component distributed layout picture frame figure that the present embodiment electronic label device is used.

Above is preferred embodiment of the present utility model, all changes made according to technical solutions of the utility model are produced Function without departing from technical solutions of the utility model scope when, belong to protection domain of the present utility model.

Claims (4)

1. a kind of Micro Energy Lose active smart IOT electronic label devices, it is characterised in that：Including circular PCB and it is arranged at Micro Energy Lose MCU module in the circular PCB and the wireless sending module being connected with the Micro Energy Lose MCU module, accelerate Degree sensor assembly, the circular PCB includes the annular that internally positioned circular lying copper region connects with circular lying copper region Non- lying copper region；The component of the Micro Energy Lose MCU module, the component of wireless sending module, the unit of acceleration sensor module Device may be contained within the circular lying copper region front；The annular non-lying copper region front is additionally provided with one with the wireless transmission mould The ring-shaped P CB antennas of block connection.

2. Micro Energy Lose active smart IOT electronic label devices according to claim 1, it is characterised in that：Also include that one uses In the power module powered for whole device, the power module includes a circular button cell, and the button cell is arranged at institute State the circular lying copper region back side.

3. Micro Energy Lose active smart IOT electronic label devices according to claim 2, it is characterised in that：The circle is covered Copper area is except the component, the component of wireless sending module, the component of acceleration sensor module that set Micro Energy Lose MCU module And equal large area covers copper ground connection outside the region of the component locations of power module.

4. Micro Energy Lose active smart IOT electronic label devices according to claim 1, it is characterised in that：The wireless hair Sending module includes FSK chip emissions module and the 868MHz FSK radio frequency links with the FSK chip emission Module Links.