CN208873026U

CN208873026U - Smartwatch

Info

Publication number: CN208873026U
Application number: CN201821447754.1U
Authority: CN
Inventors: 叶鹏云
Original assignee: Yangzhou Post Rui Information Technology Co Ltd
Current assignee: Yangzhou Post Rui Information Technology Co Ltd
Priority date: 2018-09-04
Filing date: 2018-09-04
Publication date: 2019-05-17
Anticipated expiration: 2028-09-04

Abstract

The utility model discloses a kind of smartwatch, including single-chip microcontroller, wireless communication module, touch screen, power module, pulse transducer and blood oxygen heart rate sensor, the wireless communication module, touch screen, power module, pulse transducer and blood oxygen heart rate sensor are connect with single-chip microcontroller；The power module includes voltage input end, zero potential input terminal, zero potential output end, first resistor, second resistance, 3rd resistor, the first triode, the second triode, third transistor, the 4th resistance, first capacitor, the 5th resistance, the 6th resistance and voltage output end, and the base stage of the third transistor is connect with one end of the first resistor, one end of second resistance, one end of the 6th resistance and zero potential input terminal respectively.Implement the utility model smartwatch, have the advantages that circuit structure is relatively simple, cost is relatively low, maintain easily, the safety and reliability of circuit it is higher.

Description

Smartwatch

Technical field

The utility model relates to intelligent wearable device field, in particular to a kind of smartwatch.

Background technique

Smartwatch is to meet the wrist-watch of wrist-watch main technique requirements with information processing capability.Its function is similar to one Platform personal digital assistant, in addition to indicating the time, should also have prompting, navigation, calibration, monitoring, interaction etc. one of or Multiple functions, such as compass, pedometer, touch screen, global positioning system and as mass-memory unit etc., show The mode of showing includes pointer, number, image etc..The component that the in-line power circuit of traditional intelligence wrist-watch uses is more, circuit knot Structure is complicated, and hardware cost is higher, it has not been convenient to safeguard.In addition, the in-line power circuit due to traditional intelligence wrist-watch lacks accordingly Circuit protection function, such as: current-limiting protection function causes the safety and reliability of circuit poor.

Utility model content

The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of circuit knot Structure is relatively simple, cost is relatively low, maintains easily, the higher smartwatch of the safety and reliability of circuit.

The technical scheme adopted by the utility model to solve the technical problem is as follows: constructing a kind of smartwatch, including monolithic Machine, wireless communication module, touch screen, power module, pulse transducer and blood oxygen heart rate sensor, the wireless communication module, Touch screen, power module, pulse transducer and blood oxygen heart rate sensor are connect with single-chip microcontroller；

The power module includes voltage input end, zero potential input terminal, zero potential output end, first resistor, the second electricity Resistance, 3rd resistor, the first triode, the second triode, third transistor, the 4th resistance, first capacitor, the 5th resistance, the 6th Resistance and voltage output end, the base stage of the third transistor respectively with one end of the first resistor, second resistance one end, One end of 6th resistance is connected with zero potential input terminal, and the other end of the second resistance is connect with the voltage input end, institute State the other end of the 6th resistance respectively with the emitter of the third transistor, one end of the 4th resistance, first capacitor one end Connected with zero potential output end, the collector of the third transistor respectively with one end of the 3rd resistor and the first triode Base stage connection, the collector of the other end of the 3rd resistor and the first triode connect with the voltage input end, institute The emitter for stating the first triode is connect with the base stage of second triode, the collector of second triode and described the One end of five resistance connects, and the other end of the 5th resistance is connect with the collector of first triode, the 4th electricity The other end of resistance respectively with the other end of the first resistor, the other end of first capacitor, the second triode emitter and electricity Output end connection is pressed, the resistance value of the 6th resistance is 36k Ω.

In smartwatch described in the utility model, the power module further includes first diode, and the described 1st The anode of pole pipe is connect with the other end of the 4th resistance, and the cathode of the first diode and the voltage output end connect It connects, the model E-183 of the first diode.

In smartwatch described in the utility model, the power module further includes the second capacitor, second capacitor One end connect with the collector of the third transistor, the base stage of the other end of second capacitor and first triode Connection, the capacitance of second capacitor are 280pF.

In smartwatch described in the utility model, the power module further includes third capacitor, the third capacitor One end connect with the emitter of first triode, the base stage of the other end of the third capacitor and second triode Connection, the capacitance of the third capacitor are 330pF.

In smartwatch described in the utility model, first triode, the second triode and third transistor are equal For PNP type triode.

In smartwatch described in the utility model, the wireless communication module is bluetooth module, WIFI module, GSM Module, GPRS module, CDMA module, CDMA2000 module, WCDMA module, TD-SCDMA module, Zigbee module or LoRa mould Block.

The smartwatch for implementing the utility model has the advantages that due to being equipped with single-chip microcontroller, radio communication mold Block, touch screen, power module, pulse transducer and blood oxygen heart rate sensor, power module include that voltage input end, zero potential are defeated Enter end, zero potential output end, first resistor, second resistance, 3rd resistor, the first triode, the second triode, the three or three pole Pipe, the 4th resistance, first capacitor, the 5th resistance, the 6th resistance and voltage output end, the power module is relative to traditional intelligence hand The in-line power circuit of table, the component used is less, due to saving some components, can reduce in this way hardware at This, in addition, the 6th resistance is used to carry out current-limiting protection, therefore circuit structure is relatively simple, cost is relatively low, maintains easily, circuit Safety and reliability it is higher.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram in the utility model smartwatch one embodiment；

Fig. 2 is the circuit diagram of power module in the embodiment.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the utility model smartwatch embodiment, the structural schematic diagram of smartwatch is as shown in Figure 1.It, should in Fig. 1 Smartwatch includes single-chip microcontroller 1, wireless communication module 2, touch screen 3, power module 4, pulse transducer 5 and blood oxygen sensing heart rate Device 6, wherein wireless communication module 2, touch screen 3, power module 4, pulse transducer 5 and blood oxygen heart rate sensor 6 are and monolithic Machine 1 connects.

Specifically, single-chip microcontroller 1 is the core component of the smartwatch, it is the bridge contacted between modules； Touch screen 3 is both the input unit and output unit of the smartwatch for showing state information and receiving control instruction, can The click or paddling operation instruction for receiving finger, are sent to single-chip microcontroller 1 for operational order, handle well through single-chip microcontroller 1, by feedback letter It number passes touch screen 3 back, forms visual result screen.Wireless communication module 2 for wirelessly with mobile terminal into Row communication, mobile terminal can be mobile phone or tablet computer etc..Power module 4 is used to be powered for the smartwatch.Pulse Sensor 5 is used to measure the pulse data of smartwatch wearer, and blood oxygen heart rate sensor 6 is for measuring smartwatch wearer Heart rate and oximetry data, therefore the smartwatch has the function of health monitoring.The smartwatch that pulse transducer 5 will test is worn The pulse data of wearer sends single-chip microcontroller 1, the heart rate and blood oxygen of the smartwatch wearer that blood oxygen heart rate sensor 6 will test to Data transmission passes the pulse data of the smartwatch wearer of measurement, heart rate and oximetry data logical to single-chip microcontroller 1, single-chip microcontroller 1 It crosses wireless communication module 2 and sends mobile terminal to, in order to understand the body of smartwatch wearer in time by mobile terminal Health status.

In the present embodiment, wireless communication module 2 is bluetooth module, WIFI module, gsm module, GPRS module, CDMA mould Block, CDMA2000 module, WCDMA module, TD-SCDMA module, Zigbee module or LoRa module etc..By the way that a variety of nothings are arranged Line communication mode can not only increase the flexibility of communication, moreover it is possible to meet the needs of different user and different occasions. When in particular by LoRa module, farther out, and communication performance is relatively stable for communication distance, be suitable for QoS requirement compared with High occasion.

Fig. 2 is the circuit diagram of power module in the present embodiment, and in Fig. 2, which includes voltage input end Vin, zero potential input terminal 00, zero potential output end 01, first resistor R1, second resistance R2,3rd resistor R3, the first triode Q1, the second triode Q2, third transistor Q3, the 4th resistance R4, first capacitor C1, the 5th resistance R5, the 6th resistance R6 and electricity Press output end vo, wherein the base stage of third transistor Q3 respectively with one end of first resistor R1, one end of second resistance R2, the One end of six resistance R60 and zero potential input terminal 00 connect, and the other end of second resistance R2 is connect with voltage input end Vin, the The other end of six resistance R6 respectively with the emitter of third transistor Q3, one end of the 4th resistance R4, first capacitor C1 one end With zero potential output end 01 connect, the collector of third transistor Q3 respectively with one end of 3rd resistor R3 and the first triode Q1 Base stage connection, the collector of the other end of 3rd resistor R3 and the first triode Q1 connect with voltage input end Vin, first The emitter of triode Q1 is connect with the base stage of the second triode Q2, and the one of the collector of the second triode Q2 and the 5th resistance R5 End connection, the other end of the 5th resistance R5 connect with the collector of the first triode Q1, the other end of the 4th resistance R4 respectively with First resistor Vo connection.

In-line power circuit of the power module 4 relative to traditional intelligence wrist-watch, the component used is less, circuit knot Structure is relatively simple, maintains easily, and due to saving some components, can reduce hardware cost in this way.In addition, the 6th resistance R6 For current-limiting resistance, for carrying out current-limiting protection, therefore the safety and reliability of circuit is higher.It is noted that this implementation In example, the resistance value of the 6th resistance R6 is 36k Ω, and certainly, in practical applications, the resistance value of the 6th resistance R6 can be according to specific feelings Condition adjusts accordingly.

In the present embodiment, the reference level being used as using the emitter of the first triode Q1, output voltage is sampled by partial pressure It is compared afterwards with it, when output voltage is increased because of certain reason, the base voltage of the second triode Q2 is also increased, the first electricity The capacitance for holding C1 increases therewith, and the base potential decline of third transistor Q3 makes output voltage tend towards stability, in order to provide Stable power supply.

In the present embodiment, the first triode Q1, the second triode Q2 and third transistor Q3 are PNP type triode.When So, in practical applications, the first triode Q1, the second triode Q2 and third transistor Q3 can also be NPN type triode, But at this moment the structure of circuit also will accordingly change.

In the present embodiment, which further includes first diode D1, the anode of first diode D1 and the 4th resistance The other end of R4 connects, and the cathode of first diode D1 is connect with voltage output end Vo.First diode D1 is Current Limiting Diodes, For carrying out current-limiting protection, to further enhance the safety and reliability of circuit.It is noted that in the present embodiment, the The model E-183 of one diode D1, certainly, in practical applications, first diode D1 can also be had using other models The diode of similar functions.

In the present embodiment, which further includes one end and the third transistor Q2 of the second capacitor C2, the second capacitor C2 Collector connection, the other end of the second capacitor C2 connect with the base stage of the first triode Q1.Second capacitor C2 is coupled capacitor, For preventing the interference between the first triode Q1 and third transistor Q3, further to enhance the safety of circuit and reliable Property.It is noted that the capacitance of the second capacitor C2 is 280pF in the present embodiment, certainly, in practical applications, the second electricity The capacitance for holding C2 can adjust accordingly as the case may be.

In the present embodiment, which further includes third capacitor C3, one end of third capacitor C3 and the first triode Q1 Emitter connection, the other end of third capacitor C3 connect with the base stage of the second triode Q2.Third capacitor C3 is coupled capacitor, For preventing the interference between the first triode Q1 and the second triode Q2, to further enhance the effect for preventing interference signal. It is noted that the capacitance of third capacitor C3 is 330pF in the present embodiment, certainly, in practical applications, third capacitor The capacitance of C3 can adjust accordingly as the case may be.

In short, in the present embodiment, in-line power circuit of the power module 4 relative to traditional intelligence wrist-watch is used Component is less, and circuit structure is relatively simple, maintains easily, due to saving some components, can reduce in this way hardware at This.In addition, being equipped with current-limiting resistance in the power module 4, therefore the safety and reliability of circuit is higher.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims

1. a kind of smartwatch, which is characterized in that passed including single-chip microcontroller, wireless communication module, touch screen, power module, pulse Sensor and blood oxygen heart rate sensor, the wireless communication module, touch screen, power module, pulse transducer and blood oxygen heart rate pass Sensor is connect with single-chip microcontroller；

The power module includes voltage input end, zero potential input terminal, zero potential output end, first resistor, second resistance, Three resistance, the first triode, the second triode, third transistor, the 4th resistance, first capacitor, the 5th resistance, the 6th resistance and Voltage output end, the base stage of the third transistor respectively with one end of the first resistor, one end of second resistance, the 6th electricity One end of resistance is connected with zero potential input terminal, and the other end of the second resistance is connect with the voltage input end, and the described 6th The other end of resistance is electric with the emitter of the third transistor, one end of the 4th resistance, one end of first capacitor and zero respectively The connection of gesture output end, the collector of the third transistor base stage with one end of the 3rd resistor and the first triode respectively The collector of connection, the other end of the 3rd resistor and the first triode is connect with the voltage input end, and described first The emitter of triode is connect with the base stage of second triode, the collector of second triode and the 5th resistance One end connection, the other end of the 5th resistance connect with the collector of first triode, the 4th resistance it is another One end respectively with the other end of the first resistor, the other end of first capacitor, the emitter of the second triode and voltage output End connection, the resistance value of the 6th resistance are 36k Ω.

2. smartwatch according to claim 1, which is characterized in that the power module further includes first diode, institute The anode for stating first diode is connect with the other end of the 4th resistance, and the cathode of the first diode and the voltage are defeated Outlet connection, the model E-183 of the first diode.

3. smartwatch according to claim 2, which is characterized in that the power module further includes the second capacitor, described One end of second capacitor is connect with the collector of the third transistor, the other end of second capacitor and the one or three pole The base stage of pipe connects, and the capacitance of second capacitor is 280pF.

4. smartwatch according to claim 3, which is characterized in that the power module further includes third capacitor, described One end of third capacitor is connect with the emitter of first triode, the other end of the third capacitor and the two or three pole The base stage of pipe connects, and the capacitance of the third capacitor is 330pF.

5. smartwatch according to any one of claims 1 to 4, which is characterized in that first triode, the two or three Pole pipe and third transistor are PNP type triode.

6. smartwatch according to any one of claims 1 to 4, which is characterized in that the wireless communication module is indigo plant Tooth module, WIFI module, gsm module, GPRS module, CDMA module, CDMA2000 module, WCDMA module, TD-SCDMA mould Block, Zigbee module or LoRa module.