CN207544494U - Chest card - Google Patents

Abstract

The utility model proposes a kind of chest cards, are related to medical treatment ＆ health apparatus field.The chest card includes power circuit, microcontroller, communication unit, push-button unit and positioning unit, the power circuit is electrically connected with the microcontroller, communication unit, push-button unit and the positioning unit, and the communication unit, push-button unit and the positioning unit are electrically connected with the microcontroller；The microcontroller is used to respond the pressing operation generation call information of the push-button unit, and sends positioning instruction to the positioning unit；The positioning unit is used to obtain location information according to the positioning instruction, and the location information is sent to the microcontroller；The microcontroller is additionally operable to the call information and the location information being sent to the cloud server by the communication unit.The chest card is easy to carry, easy to operate, and calling can be quickly realized when user encounters fortuitous event, is succoured in time.

Description

Chest card

Technical field

The utility model is related to medical treatment ＆ health apparatus field, in particular to a kind of chest card.

Background technology

With the rapid development of the communication technology, people are also higher and higher for the demand of communication service, especially strong in medical treatment Health field, patient or disadvantaged group are in the case where being in an emergency, if cannot find in time, miss best rescue time, will It can lead to not the consequence retrieved.

Therefore, management service quality and medical service level how to be improved, provide a kind of people it is easy to carry, operation letter Single, functional diversities devices so that people when encountering fortuitous event can short calling, succoured, avoided not in time The generation of blessing part is all the emphasis of those skilled in the art's concern all the time.

Utility model content

The purpose of this utility model is to provide a kind of chest cards, and the chest card is easy to carry, easy to operate, and user encounters accident Calling can be quickly realized during situation, user is made to be succoured in time.

To achieve these goals, the technical solution that the utility model embodiment uses is as follows：

In a first aspect, the utility model embodiment proposes a kind of chest card, for communicating with a cloud server.The chest card Including power circuit, microcontroller, communication unit, push-button unit and positioning unit, the power circuit and the microcontroller, Communication unit, push-button unit and the positioning unit are electrically connected, and the communication unit, push-button unit and the positioning unit are equal It is electrically connected with the microcontroller；The microcontroller is used to respond the pressing operation generation call information of the push-button unit, And send positioning instruction to the positioning unit；The positioning unit is used to obtain location information according to the positioning instruction, and The location information is sent to the microcontroller；The microcontroller is additionally operable to the call information and the positioning letter Breath is sent to the cloud server by the communication unit.

Further, the chest card further includes first switch circuit, input terminal and the power supply electricity of the first switch circuit Road is electrically connected, and the output terminal of the first switch circuit is electrically connected with the communication unit, the control of the first switch circuit End is electrically connected with the microcontroller.

Further, the chest card further includes second switch circuit, input terminal and the electricity of the second switch circuit Source circuit is electrically connected, and the output terminal of the second switch circuit is electrically connected with the positioning unit, the second switch circuit Control terminal is electrically connected with the microcontroller.

Further, the chest card further includes early warning sensing unit, the early warning sensing unit and an early warning gateway communication Connection, the early warning sensing unit are electrically connected with the microcontroller；The early warning sensing unit be used for sense it is described pre- When warning signal of the gateway to external radiation, warning information is sent to the early warning gateway.

Further, the chest card further includes third switching circuit, input terminal and the electricity of the third switching circuit Source circuit is electrically connected, and the output terminal of the third switching circuit is electrically connected with the early warning sensing unit, the third switch electricity The control terminal on road is electrically connected with the microcontroller.

Further, the chest card further includes indicator unit, and the indicator unit is electrically connected with the microcontroller； The communication unit is additionally operable to receive the calling feedback information that the cloud server is sent according to the call information；It is described micro- Controller is additionally operable to the indicator unit be controlled to light according to calling feedback information.

Further, the indicator unit include triode and light emitting diode, the base stage of the triode with it is described Microcontroller is electrically connected, and the collector of the triode is electrically connected with the cathode of the light emitting diode, the hair of the triode Emitter grounding, the anode of the light emitting diode are electrically connected with the power circuit.

Further, the chest card further includes acceleration transducer, the acceleration transducer and microcontroller electricity Connection.

Further, the chest card further includes NFC module.

Second aspect, the utility model embodiment also propose a kind of chest card, for communicating with a cloud server.The chest It is single that board includes power circuit, first switch circuit, second switch circuit, microcontroller, communication unit, push-button unit and positioning Member, the communication unit, push-button unit and the positioning unit are electrically connected with the microcontroller, the microcontroller and institute It states push-button unit to be electrically connected with the power circuit, the communication unit passes through the first switch circuit and power supply electricity Road is electrically connected, and the positioning unit is electrically connected by the second switch circuit with the power circuit；The microcontroller is used Call information is generated, and positioning instruction is sent to the positioning unit in the pressing operation for responding the push-button unit；It is described fixed Bit location is used to obtain location information according to the positioning instruction, and the location information is sent to the microcontroller；Institute Microcontroller is stated to be additionally operable to the call information and the location information being sent to the high in the clouds clothes by the communication unit Business device.

Compared with the prior art, the utility model has the advantages that：

It is single that chest card provided by the utility model includes power circuit, microcontroller, communication unit, push-button unit and positioning Member, the power circuit are electrically connected with the microcontroller, communication unit, push-button unit and the positioning unit, described logical Letter unit, push-button unit and the positioning unit are electrically connected with the microcontroller.The chest card has at least the following advantages：1、 User is easy to carry, easy to operate；2nd, when an emergency situation is encountered needs relief, the operable push-button unit of user sends calling Location information residing for information and current chest card is to cloud server, so that cloud server is by the call information and location information Terminal corresponding with the call information is sent to, ensure that the health and safety of user to a certain extent；3rd, the chest card also has There is warning function, by coordinating with early warning gateway, when sensing the signal that the early warning gateway radiates outward, early warning can be transmitted Information is to early warning gateway user to be prompted to enter danger zone；4th, setting first switch circuit, second switch circuit and the Three switching circuits cause communication unit, positioning unit and early warning sensing unit in a non-operative state will not power consumption, have save The function of electricity can extend the usage time of chest card.

For the above-mentioned purpose of the utility model, feature and advantage is enable to be clearer and more comprehensible, preferred embodiment cited below particularly, and Attached drawing appended by cooperation, is described in detail below.

Description of the drawings

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 shows the application environment schematic diagram for the chest card that the utility model embodiment is provided.

Fig. 2 shows the functional block diagrams for the chest card that the utility model embodiment is provided.

Fig. 3 shows the circuit connection diagram of microcontroller.

Fig. 4 shows the circuit connection diagram of first switch circuit.

Fig. 5 shows the circuit connection diagram of second switch circuit.

Fig. 6 shows the circuit connection diagram of power circuit.

Fig. 7 shows the circuit connection diagram of wireless charging module.

Fig. 8 shows the circuit connection diagram of push-button unit.

Fig. 9 shows the circuit connection diagram of positioning unit.

Figure 10 shows the circuit connection diagram of communication unit.

Figure 11 shows the circuit connection diagram of indicator unit.

Figure 12 shows the circuit connection diagram of third switching circuit.

Figure 13 shows the circuit connection diagram of control chip.

Figure 14 shows the circuit connection diagram of induction module.

Figure 15 shows the circuit connection diagram of communication module.

Icon：20- cloud servers；30- terminal devices；100- chest cards；101- first switch circuits；102- second switches Circuit；103- third switching circuits；110- power circuits；120- microcontrollers；130- communication units；140- push-button units； 150- positioning units；160- indicator units；170- acceleration transducers；180-NFC modules；190- early warning sensing units； 112- power supply modules；114- reseting modules；116- voltage acquisition modules；132- signal transmitting modules；134- signal receiving modules.

Specific embodiment

Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole realities Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations Arrangement and design.Therefore, the detailed description of the embodiment of the utility model provided in the accompanying drawings is not intended to limit below Claimed the scope of the utility model, but it is merely representative of the selected embodiment of the utility model.Based on the utility model Embodiment, those skilled in the art's all other embodiments obtained under the premise of creative work is not made, all Belong to the range of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.It is meanwhile new in this practicality In the description of type, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important Property.

As shown in Figure 1, the application environment schematic diagram of the chest card 100 provided by the utility model embodiment.In this implementation In example, user is by operating the chest card 100 triggering call information and location information and being sent to cloud server 20, high in the clouds clothes The call information received and location information are sent to terminal device 30 corresponding with the call information by business device 20, to realize chest Communication and data interaction between board 100 and terminal device 30.In the present embodiment, the terminal device 30 can be, but not It is limited to, smart mobile phone, tablet computer, bracelet, PC (personal computer, PC), mobile internet surfing equipment The electricity such as (mobile Internet device, MID), personal digital assistant (personal digital assistant, PDA) Sub- equipment.

Fig. 2 is please referred to, the functional block diagram of chest card 100 provided by the utility model embodiment.The chest card 100 is used It communicates in above-mentioned cloud server 20, including power circuit 110, microcontroller 120, communication unit 130, push-button unit 140 and positioning unit 150, the power circuit 110 and the microcontroller 120, communication unit 130, push-button unit 140 and institute Positioning unit 150 is stated to be electrically connected, the communication unit 130, push-button unit 140 and the positioning unit 150 with it is described micro- Controller 120 is electrically connected.

As shown in figure 3, the circuit connection diagram for the microcontroller 120.The microcontroller 120 passes through SPI1_ The several interfaces of MOSI, SPI1_MISO, SPI1_SCK, DIO0_SX, SPI1_RDYN, SPI1_RST, FEM_CPS, TXTX_RF with Communication unit 130 is electrically connected, and wherein DIO0_SX is used to judge whether information has sent or whether had information to need to receive, For being resetted to communication unit 130, FEM_CPS still connects SPI1_RST for communication unit 130 to be controlled to be operated in transmitting Receipts pattern, SPI1_RDYN is for enabling communication unit 130, and TXTX_RF is input interface, for reading communication unit 130 in transmission or reception state.The microcontroller 120 is connect by BLE_UART_RX, BLE_UART_TX and BLE_GPIO Mouth is electrically connected with positioning unit 150, and wherein BLE_UART_RX, BLE_UART_TX communicate for data, and BLE_GPIO is for fixed Position information collection enables.

In the present embodiment, the communication unit 130 passes through the first switch circuit 101 and the power circuit 110 Electrical connection, the positioning unit 150 are electrically connected by the second switch circuit 102 with the power circuit 110.Specifically, The input terminal of the first switch circuit 101 is electrically connected with power circuit 110, the output terminal of the first switch circuit 101 with The communication unit 130 is electrically connected, and the control terminal of the first switch circuit 101 is electrically connected with the microcontroller 120.Such as figure It is the circuit connection diagram of the first switch circuit 101 shown in 4, the first switch circuit 101 includes the first field-effect Pipe Q1, first resistor R1 and the first capacitance C1, the first field-effect tube Q1 are P-channel field-effect transistor (PEFT) pipe, first field-effect The source electrode of pipe Q1 is electrically connected with the power circuit 110, the drain electrode of the first field-effect tube Q1 and 130 electricity of communication unit Connection, the grid of the first field-effect tube Q1 and the first control interface RST_Power_Ctrl electricity of the microcontroller 120 Connection, the first resistor R1 are electrically connected between the grid and ground of the first field-effect tube Q1, the first capacitance C1 electricity It is connected between drain electrode and the ground of the first field-effect tube Q1.It is appreciated that the input terminal of above-mentioned first switch circuit 101 The source electrode of as described first field-effect tube Q1, the output terminal of first switch circuit 101 is the first field-effect tube Q1 Drain electrode, the control terminal of first switch circuit 101 is the grid of the first field-effect tube Q1.The microcontroller 120 passes through Grid output to the first field-effect tube Q1 controls signal to control the first field-effect tube Q1 on or off, when this first effect Should pipe Q1 conducting when power circuit 110 to the communication unit 130 provide voltage.

The input terminal of the second switch circuit 102 is electrically connected with the power circuit 110, the second switch circuit 102 output terminal is electrically connected with the positioning unit 150, control terminal and the microcontroller of the second switch circuit 102 120 electrical connections.As shown in figure 5, the circuit connection diagram for the second switch circuit 102.The second switch circuit 102 It is P-channel field-effect transistor (PEFT) pipe including the second field-effect tube Q2, second resistance R2 and the second capacitance C2, the first field-effect tube Q2, The source electrode of the second field-effect tube Q2 is electrically connected with the power circuit 110, the drain electrode of the second field-effect tube Q2 and institute It states positioning unit 150 to be electrically connected, the grid of the second field-effect tube Q2 and the second control interface of the microcontroller 120 BL_Power_Ctrl is electrically connected, and the second resistance R2 is electrically connected between the grid and ground of the second field-effect tube Q2, institute The second capacitance C2 is stated to be electrically connected between drain electrode and the ground of the second field-effect tube Q2.It is appreciated that above-mentioned second switch The input terminal of circuit 102 is the source electrode of the second field-effect tube Q2, and the output terminal of second switch circuit 102 is described The drain electrode of two field-effect tube Q2, the control terminal of the second field-effect tube Q2 are the grid of the second field-effect tube Q2.It is described micro- Controller 120 controls signal so that the second field-effect tube Q2 to be controlled to be connected or cut by the grid output to the second field-effect tube Q2 Only, power circuit 110 provides voltage to the communication unit 130 when the second field-effect tube Q2 is connected.

If being appreciated that above-mentioned the first field-effect tube Q1 cut-offs, communication unit 130 cannot obtain power circuit 110 Supply voltage and in a dormant state, similarly, if the second field-effect tube Q2 end, positioning unit 150 is also because there is no The supply voltage cisco unity malfunction of power circuit 110.When microcontroller 120 controls the first field-effect tube Q1 and the second field-effect When pipe Q2 is connected, communication unit 130 and positioning unit 150 obtain supply voltage and start to work.Therefore, above-mentioned first switch electricity Road 101 and second switch circuit 102 have the function of power saving to a certain extent, can extend the usage time of chest card 100.

As shown in fig. 6, the circuit connection diagram for the power circuit 110.The power circuit 110 includes power supply mould Block 112, the first voltage stabilizing chip U1, reseting module 114, the second voltage stabilizing chip U2 and voltage acquisition module 116.The power supply module 112 are electrically connected with the input terminal VIN of the first voltage stabilizing chip U1, and reseting module 114 is electrically connected to first voltage stabilizing chip Between the input terminal VIN of the output terminal VOUT of U1 and the second voltage stabilizing chip U2.

The power supply module 112 specifically may include battery and the wireless charging module U3 being electrically connected with the battery, the wireless charging Electric module U3 has the function of to carry out the lithium battery wireless charging and battery over-discharge activation etc..As shown in fig. 7, for wireless charging The circuit connection diagram of module U3.Wherein, B+ and B- connects the positive and negative anodes of battery, P+ and P- as the power supply module respectively 112 power input, C are charging detection port, are electrically connected with microcontroller 120, when being charged to microcontroller 120 Charged state detection interface charging test output fill power detection signal.

The reseting module 114 is used for when the chest card 100 work exception occurs or needs aerial upgrade, and user passes through long-press Key 6.8s can realize that the power circuit 110 down to the function of powering on, makes system reset.The reseting module 114 includes reset coil The source electrode of piece U4, the first field-effect tube Q1 and the second field-effect tube Q2 with the output terminal OUT of reset chip U4 (i.e. AVCC3.5 it) is electrically connected, the data output end SRO of reset chip U4 is electrically connected with push-button unit 140.In the reseting module 114 3rd resistor R3 and third capacitance C3 for wake up match circuit, reset chip U4 is made to immediately enter Working mould after the power-up Formula, the 4th capacitance C4 is electrically connected between output terminal OUT and the ground of the reset chip U4, for power filter.

The voltage acquisition module 116 includes the 4th resistance R4, the 5th resistance R5 and the 5th capacitance C5, the 4th resistance R4, the 5th resistance R5 are series between power supply module 112 and ground, the battery voltage detection interface BAT_ of the microcontroller 120 DET is electrically connected between the 4th resistance R4 and the 5th resistance R5, and the microcontroller 120 is calculated by acquiring voltage division signal The remaining capacity of power supply module 112.The 5th capacitance C5 one end ground connection, the other end be electrically connected to the 4th resistance R4 with Between 5th resistance R5.

The output terminal OUT of second voltage stabilizing chip U2 is electrically connected with the VREFH interfaces of the microcontroller 120, is micro-control The remaining capacity that device 120 processed calculates power supply module 112 provides 1.8V reference power supply voltages.

In the present embodiment, the microcontroller 120 is used to respond the pressing operation generation calling of the push-button unit 140 Information, and positioning instruction is sent to the positioning unit 150, the positioning unit 150 is used to obtain according to the positioning instruction Location information, and the location information is sent to the microcontroller 120, the microcontroller 120 is additionally operable to exhale described Information and the location information is made to be sent to the cloud server 20 by the communication unit 130.

As shown in figure 8, the circuit connection diagram for the push-button unit 140.The push-button unit 140 includes button The button detection interface of No. 4 pins of KEY, the 6th resistance R6 and the 6th capacitance C6, wherein button KEY and microcontroller 120 The data output end SRO of (No. 18 pins) and reset chip U4 are electrically connected, when user presses button KEY, microcontroller 120 Pressing operation can be detected by No. 4 pins, and generate the call information.6th resistance R6 is pull-up resistor, One end is electrically connected with the output terminal OUT (i.e. VCC_LDO) of the first voltage stabilizing chip U1, and No. 4 pins of the other end and button KEY are electrically connected It connects.6th capacitance C6 is button stabilization filter capacitor, is electrically connected to No. 4 of button KEY between pin and ground.

As shown in figure 9, the circuit connection diagram for the positioning unit 150.The positioning unit 150 includes control terminal P06, transmitting terminal P04 and receiving terminal P05, control terminal P06, transmitting terminal P04 and receiving terminal P05 respectively with microcontroller 120 BLE_GPIO, BLE_UART_TX, BLE_UART_RX interface are electrically connected.Wherein, microcontroller 120 is by controlling control terminal P06 Level control the working condition of the positioning unit 150, for example, when control terminal P06 is low level, positioning unit 150 is Dormant state, when control terminal P06 is high level, then the positioning unit 150, which starts to search for, is set to hot spot, the result that will be searched The processing such as algorithm is filtered to obtain location information, and passes through transmitting terminal P04 and receiving terminal P05 and realizes and microcontroller 120 Communication, the location information of acquisition is sent to microcontroller 120.

As shown in Figure 10, it is the circuit connection diagram of the communication unit 130.The communication unit 130 includes communication Chip U5, channel switching chip U6, signal transmitting module 132 and signal receiving module 134, the signal transmitting module 132 with The communication chip U5, channel switching chip U6 are electrically connected, and the signal receiving module 134 and the communication chip U5, are led to Road switching chip U6 electrical connections, the communication chip U5 and channel switching chip U6 are electrically connected with the microcontroller 120 It connects.When sending call information and location information, the microcontroller 120 controls the channel switching chip U6 to switch to transmitting Channel, by the call information and location information successively by the communication chip U5, signal transmitting module 132 and described logical The transmission channel of road switching chip U6 is sent to the cloud server 20.Similarly, when receiving information, the microcontroller The 120 controls channel switching chip U6 switches to receiving channel, so that information is once by channel switching chip U6's Receiving channel, signal receiving module 134 and the communication chip U5, when communication chip U5 receives information, pass through DIO0 ends Mouth exports high level signal to microcontroller 120, which can pass through spi bus after detecting the high level signal Read information.In the present embodiment, it is remote, anti-with communication distance using communication chip U5 as the baseband communication chip of 433MHz Interference performance is strong and the steady performance under various limiting cases.

Further, the chest card 100 further includes indicator unit 160, the indicator unit 160 and the microcontroller Device 120 is electrically connected.The communication unit 130 is additionally operable to receive the cloud server 20 exhales according to what the call information was sent Feedback information is, the microcontroller 120 is additionally operable to the indicator unit 160 be controlled to light according to calling feedback information.Example Such as, microcontroller 120 can judge whether calling succeeds according to the calling feedback information, when access success, then control indicator light Unit 160 is lighted to prompt user.

As shown in figure 11, it is the circuit connection diagram of the indicator unit 160.The indicator unit 160 includes There are two triode Q3 and light emitting diodes, wherein light emitting diode, respectively the first light emitting diode D1 and second luminous two The base stage of pole pipe D2, the triode Q3 pass through the 7th resistance R7 and the indicator light control interface of the microcontroller 120 NETLIGHT is electrically connected, and the collector of the triode Q3 is with the first light emitting diode D1's and the second light emitting diode D2 Cathode electrical connection, the emitter ground connection of the triode Q3, the first light emitting diode D1 and the second light emitting diode D2's Anode is electrically connected by the 8th resistance R8 with the power circuit 110, the both ends of the 9th resistance R9 base with triode Q3 respectively Pole and emitter electrical connection.

Further, the chest card 100 further includes acceleration transducer 170, the acceleration transducer 170 with it is described micro- Controller 120 is electrically connected.The acceleration transducer 170 is communicated by I2C buses and microcontroller 120.By acquisition 3-axis acceleration data are sent to microcontroller 120, and microcontroller 120 is simultaneously sentenced according to the high-resolution tumble algorithm being internally integrated Whether disconnected user falls, and early warning is carried out when judgement is fallen.

Further, the chest card 100 further includes NFC module 180, which powers without power supply, is passive NFC module 180, and autonomous working parallel with whole system, available for realizing region all-purpose card function, for example, consumption, Men Jingong Can etc..

Further, the chest card 100 further includes early warning sensing unit 190 and third switching circuit 103.The early warning sense Unit 190 is answered to be electrically connected with microcontroller 120, and is communicated to connect with an early warning gateway, for sensing the early warning gateway To external radiation signal when, to the early warning gateway send warning information.In the present embodiment, the early warning gateway is used for one (such as can be to region that user's personal safety threatens) outside radiation signal in fixed region, when the chest card 100 enters should During the signal radiation region of early warning gateway, the signal which is radiated by early warning gateway triggers, to the early warning system It closes and sends warning information (for example, subscriber identity information), which can be sent to the warning information cloud server 20, The user of cloud server 20 to be prompted to enter or danger zone will be entered, timely processing is answered.In the present embodiment, it is described Microcontroller 120 can initialize early warning sensing unit 190, and identity information of user etc. is sent to early warning sensing unit 190 are stored, which is additionally operable to sense the early warning when the work of early warning sensing unit 190 occurs abnormal Unit 190 carries out correction process.

In the present embodiment, the early warning sensing unit 190 passes through the third switching circuit 103 and the power circuit 110 electrical connections.Specifically, the input terminal of the third switching circuit 103 is electrically connected with power circuit 110, the third switch The output terminal of circuit 103 is electrically connected with the early warning sensing unit 190, the control terminal of the third switching circuit 103 with it is described Microcontroller 120 is electrically connected.As shown in figure 12, it is the circuit connection diagram of the third switching circuit 103.The third is opened Powered-down road 103 includes third field-effect tube Q4, the tenth resistance R10 and the 7th capacitance C7, and the third field-effect tube Q4 is P-channel Field-effect tube, the source electrode of the third field-effect tube Q4 are electrically connected with the power circuit 110, the third field-effect tube Q4's Drain electrode is electrically connected with the early warning sensing unit 190, and the of the grid of the third field-effect tube Q4 and the microcontroller 120 Three control interface LF_Power_Ctrl are electrically connected, and the tenth resistance R10 is electrically connected to the grid of the third field-effect tube Q4 Between ground, the 7th capacitance C7 is electrically connected between drain electrode and the ground of the third field-effect tube Q4.It is appreciated that above-mentioned Third switching circuit 103 input terminal be the third field-effect tube Q4 source electrode, the output terminal of third switching circuit 103 The drain electrode of as described third field-effect tube Q4, the control terminal of third switching circuit 103 is the third field-effect tube Q4 Grid.The microcontroller 120 controls signal to control third field-effect tube by the grid output to third field-effect tube Q4 Q4 on or off, power circuit 110 provides electricity to the early warning sensing unit 190 when third field-effect tube Q4 is connected Pressure.

In the present embodiment, the early warning sensing unit 190 includes control chip, induction module and communication module, described Induction module is electrically connected with the communication module with the control chip, and microcontroller 120 is electrically connected with the control chip. The control chip is used for when the induction module senses the signal of early warning gateway radiation, and control communication module sends early warning Information is to early warning gateway.

Figure 13 is the circuit connection diagram of the control chip, and the circuit connection that Figure 14 show the induction module is shown It is intended to, Figure 15 is the circuit connection diagram of communication module.Figure 13, Figure 14 and Figure 15 are please referred to, wherein, which passes through Tri- interfaces of LF_CS, LF_SCLK, LF_DATA are electrically connected with induction module, which passes through RF_CE, RF_MISO, RF_ The several interfaces of MOSI, RF_SCK, RF_CSN are electrically connected with communication module and by UART_RX and UART_TX interfaces and micro-controls Device 120 processed is electrically connected, and is used to implement the control to early warning sensing unit 190.In the circuit structure of induction module, the 8th capacitance C8, the 9th capacitance C9, the tenth capacitance C10, the 11st capacitance C11 and the 11st resistance R11 form low-frequency antenna match circuit, the 12 capacitance C12 are used for power filter.In the circuit structure of communication module, resistance L1, resistance L2, resistance L3, resistance L4, 12 capacitance C12, the 13rd capacitance C13, the 14th capacitance C14, the 15th capacitance C15 are 2.4G antenna-matching circuits.

In conclusion the chest card that the utility model embodiment is provided, including power circuit, first switch circuit, second Switching circuit, microcontroller, communication unit, push-button unit, positioning unit, indicator unit, the communication unit, button list Member, indicator unit and the positioning unit are electrically connected with the microcontroller, the microcontroller, indicator unit and institute It states push-button unit to be electrically connected with the power circuit, the communication unit passes through the first switch circuit and power supply electricity Road is electrically connected, and the positioning unit is electrically connected by the second switch circuit with the power circuit.The microcontroller is used Call information is generated, and positioning instruction is sent to the positioning unit in the pressing operation for responding the push-button unit；It is described fixed Bit location is used to obtain location information according to the positioning instruction, and the location information is sent to the microcontroller；Institute Microcontroller is stated to be additionally operable to the call information and the location information being sent to the high in the clouds clothes by the communication unit Business device.When microcontroller judges access success according to the calling feedback information that cloud server returns, indicator unit is controlled It lights to prompt user's access success.The chest card further includes early warning sensing unit, which matches with an early warning gateway It closes, for sending warning information to early warning gateway when user is close to danger zone, there is user to enter or will enter with prompting Danger zone should take counter-measure in time, and the personal safety to user is avoided to threaten.The chest card is easy to carry, operation Simply, when encountering unexpected situation, user can promptly send call information, timely to be succoured.In addition, the chest card By setting first switch circuit, second switch circuit and third switching circuit, by microcontroller come control first switch circuit, The conducting and cut-off of second switch circuit and third switching circuit can make communication unit, positioning unit and early warning sensing unit exist During off working state will not power consumption, effectively save electric energy, extend the usage time of chest card.

It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it Between there are any actual relationship or orders.Moreover, term " comprising ", "comprising" or its any other variant are intended to Cover non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only include those Element, but also including other elements that are not explicitly listed or further include as this process, method, article or set Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that Also there are other identical elements in the process, method, article or apparatus that includes the element.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.It should be noted that It arrives：Similar label and letter represents similar terms in following attached drawing, therefore, once determined in a certain Xiang Yi attached drawing Justice does not need to then that it is further defined and explained in subsequent attached drawing.

Claims (10)

1. a kind of chest card, for communicating with a cloud server, which is characterized in that the chest card includes power circuit, microcontroller Device, communication unit, push-button unit and positioning unit, the power circuit and the microcontroller, communication unit, push-button unit and The positioning unit is electrically connected, and the communication unit, push-button unit and the positioning unit are electrically connected with the microcontroller It connects；

The microcontroller is used to respond the pressing operation generation call information of the push-button unit, and is sent out to the positioning unit Send positioning instruction；

The positioning unit is used to obtain location information according to the positioning instruction, and the location information is sent to described micro- Controller；

The microcontroller is additionally operable to the call information and the location information being sent to by the communication unit described Cloud server.

2. chest card as described in claim 1, which is characterized in that the chest card further includes first switch circuit, and described first opens The input terminal on powered-down road is electrically connected with power circuit, and the output terminal of the first switch circuit is electrically connected with the communication unit, The control terminal of the first switch circuit is electrically connected with the microcontroller.

3. chest card as described in claim 1, which is characterized in that the chest card further includes second switch circuit, and described second opens The input terminal on powered-down road is electrically connected with the power circuit, and output terminal and the positioning unit of the second switch circuit are electrically connected It connects, the control terminal of the second switch circuit is electrically connected with the microcontroller.

4. chest card as described in claim 1, which is characterized in that the chest card further includes early warning sensing unit, the early warning sense Unit and an early warning gateway is answered to communicate to connect, the early warning sensing unit is electrically connected with the microcontroller；

The early warning sensing unit is used for when sensing the signal that the early warning gateway radiates outward, is sent out to the early warning gateway Send warning information.

5. chest card as claimed in claim 4, which is characterized in that the chest card further includes third switching circuit, and the third is opened The input terminal on powered-down road is electrically connected with the power circuit, the output terminal of the third switching circuit and the early warning sensing unit Electrical connection, the control terminal of the third switching circuit are electrically connected with the microcontroller.

6. chest card as described in claim 1, which is characterized in that the chest card further includes indicator unit, the indicator light list It is first to be electrically connected with the microcontroller；

The communication unit is additionally operable to receive the calling feedback information that the cloud server is sent according to the call information；

The microcontroller is additionally operable to the indicator unit be controlled to light according to calling feedback information.

7. chest card as claimed in claim 6, which is characterized in that the indicator unit includes triode and light emitting diode, The base stage of the triode is electrically connected with the microcontroller, the cathode of the collector of the triode and the light emitting diode Electrical connection, the emitter ground connection of the triode, the anode of the light emitting diode are electrically connected with the power circuit.

8. chest card as described in claim 1, which is characterized in that the chest card further includes acceleration transducer, the acceleration Sensor is electrically connected with the microcontroller.

9. chest card as described in claim 1, which is characterized in that the chest card further includes NFC module.

10. a kind of chest card, for communicating with a cloud server, which is characterized in that the chest card is opened including power circuit, first Powered-down road, second switch circuit, microcontroller, communication unit, push-button unit and positioning unit, the communication unit, button list First and described positioning unit is electrically connected with the microcontroller, the microcontroller and the push-button unit with the power supply Circuit is electrically connected, and the communication unit is electrically connected by the first switch circuit with the power circuit, the positioning unit It is electrically connected by the second switch circuit with the power circuit；

The microcontroller is used to respond the pressing operation generation call information of the push-button unit, and is sent out to the positioning unit Send positioning instruction；

The positioning unit is used to obtain location information according to the positioning instruction, and the location information is sent to described micro- Controller；

The microcontroller is additionally operable to the call information and the location information being sent to by the communication unit described Cloud server.