Smart forest fire prevention positioning terminal

Abstract

The utility model relates to the technical field of artificial intelligence terminals, and provides an intelligent forest fire prevention positioning terminal comprising a waterproof housing which is internally provided with a circuit control board; the circuit control board is provided with a single-chip microcomputer circuit, a battery charging and discharging circuit, a voltage conversion circuit, a temperature sensor interface circuit, a GPS positioning module interface circuit, an attitude sensor interface circuit, an atmospheric pressure sensor circuit and a 4G communication module circuit. The intelligent forest fire prevention positioning terminal is installed on portable equipment or personal protection equipment of fire prevention and extinguishing personnel, signal transmission and data uploading are carried out through the 4G communication module circuit, real-time positioning and monitoring of the fire prevention and extinguishing personnel are achieved, specifically, a posture abnormity alarm function can be set through the posture sensor interface circuit, and the intelligent forest fire prevention positioning terminal is convenient to use. Once fire prevention and extinguishment personnel are found to have abnormal conditions, an alarm can be given in time to remind command personnel to carry out emergency treatment and rescue in time, the safety of the fire prevention and extinguishment personnel is guaranteed, meanwhile, the environment temperature can be monitored through the temperature sensor interface circuit, and alarm can be given to the background when the environment temperature is abnormal to guarantee timely evacuation of the personnel.

Description

TECHNICAL FIELD

[0001] The utility model belongs to artificial intelligence terminal technical field especially relates to a wisdom forest fire prevention positioning terminal. BACKGROUND

[0002] Forest fire not only endangers the environment and wildlife, but also causes devastating effects on human life and property, and effectively positioning and protecting forest fire prevention personnel has become an important problem of forest fire prevention. In this regard, the forest fire prevention personnel positioning solution based on the forest fire prevention positioning terminal has become a very effective solution.

[0003] However, the environment of forest fire is relatively complex, and the positioning terminal worn on the forest fire prevention personnel has the following defects:

[0004] (1) The current positioning of forest fire prevention personnel is not accurate and the monitoring is not in place, resulting in personnel safety accidents;

[0005] (2) When the forest fire prevention personnel handle the emergency of fire, it is difficult to monitor and alarm the abnormal situation of the fire prevention personnel in time, and it is difficult to protect the personal safety of the fire prevention personnel. SUMMARY

[0006] In view of the defects in the prior art, the utility model provides a wisdom forest fire prevention positioning terminal, which aims to solve the problem that the positioning terminal worn on the forest fire prevention personnel in the prior art is not in place for positioning and monitoring the forest fire prevention personnel, resulting in personal accidents of the forest fire prevention personnel.

[0007] The technical scheme provided by the utility model is: a wisdom forest fire prevention positioning terminal, the wisdom forest fire prevention positioning terminal includes a waterproof shell, the waterproof shell is equipped with circuit control board in;

[0008] The circuit control board is equipped with single-chip microcomputer circuit, battery charging and discharging circuit, voltage conversion circuit, temperature sensor interface circuit, GPS positioning module interface circuit, attitude sensor interface circuit, atmospheric pressure sensor circuit and 4G communication module circuit;

[0009] Among them, the temperature sensor interface circuit, GPS positioning module interface circuit, attitude sensor interface circuit, atmospheric pressure sensor circuit and 4G communication module circuit are connected with the single-chip microcomputer circuit respectively, the battery charging and discharging circuit is connected with the voltage conversion circuit, and the voltage conversion circuit is used for power supply of the temperature sensor interface circuit, GPS positioning module interface circuit, attitude sensor interface circuit, atmospheric pressure sensor circuit and 4G communication module circuit.

[0010] As an improved scheme, the battery charging and discharging circuit comprises a power management chip U5 and a charging interface OTG, wherein a line led out from a pin 1 of the power management chip U5 is connected with a pin 2 of the charging interface OTG;

[0011] A line led out from a pin 7 of the power management chip U5 is connected with a pin 1 of the battery BAT in series with the inductor L1, and a line led out from a pin 8 of the power management chip U5 is set as a VDD5V voltage terminal.

[0012] As an improved scheme, the voltage conversion circuit comprises a voltage stabilizing chip U6, wherein a pin 3 of the voltage stabilizing chip U6 is connected with the VDD5V voltage terminal, and a line led out from a pin 2 of the voltage stabilizing chip U6 is set as a voltage terminal VDD33V.

[0013] As an improved scheme, the single-chip microcomputer circuit comprises a master control chip U1, wherein a line led out from a pin 15 of the master control chip U1 is connected with the voltage terminal VDD33V.

[0014] As an improved scheme, the 4G communication module circuit comprises a 4G communication chip circuit and a 4G communication chip power supply circuit.

[0015] The 4G communication chip power supply circuit comprises a step-down chip U7, wherein a line led out from a pin 5 of the step-down chip U7 is connected with the VDD5V voltage terminal, and a line led out from a pin 6 of the step-down chip U7 is set as a voltage terminal VDD38 in series with the inductor L2.

[0016] The 4G communication chip circuit comprises an ML307R1A chip, wherein a line led out from a pin 17 of the ML307R1A chip is connected with a pin 6 of the master control chip U1 in series with the transistor Q7, a line led out from a pin 18 of the ML307R1A chip is connected with a pin 5 of the master control chip U1 in series with the transistor Q6, and a line led out from a pin 25 of the ML307R1A chip is connected with the voltage terminal VDD38 in series with the transistor Q2, the light-emitting diode LED1 and the resistor R5.

[0017] As an improved scheme, the temperature sensor interface circuit comprises an interface WD1, wherein a line led out from a pin 2 of the interface WD1 is connected with a pin 23 of the master control chip U1 in correspondence, and a line led out from a pin 3 of the interface WD1 is connected with the voltage terminal VDD33V.

[0018] As an improved scheme, the GPS positioning module interface circuit comprises an interface SCOM3, wherein lines led out from a pin 2 and a pin 3 of the interface SCOM3 are connected with a pin 43 and a pin 44 of the master control chip U1 in correspondence, respectively.

[0019] As an improved scheme, the attitude sensor interface circuit comprises an interface SCOM4, and lines led out from pin 2 and pin 3 of the interface SCOM4 are connected with pin 45 and pin 46 of the main control chip U1 in sequence.

[0020] As an improved scheme, the atmospheric pressure sensor circuit comprises an air pressure sensor U4, lines led out from pin 3 and pin 4 of the air pressure sensor U4 are connected with pin 37 and pin 38 of the main control chip U1 in sequence, and lines led out from pin 6 and pin 8 of the air pressure sensor U4 are connected with the voltage end VDD33V respectively.

[0021] In the utility model, intelligence forest fire prevention positioning terminal includes a waterproof casing, is equipped with circuit control board in waterproof casing;Circuit control board is equipped with single-chip microcomputer circuit, battery charge-discharge circuit, voltage conversion circuit, temperature sensor interface circuit, GPS positioning module interface circuit, attitude sensor interface circuit, atmospheric pressure sensor circuit and 4G communication module circuit. The intelligence forest fire prevention positioning terminal is installed on the personal protection equipment or personal protection equipment of the fire prevention personnel, signal transmission and data upload are carried out through 4G communication module circuit, realize real-time positioning and monitoring to the fire prevention personnel, specifically can set up attitude abnormality alarm function through attitude sensor interface circuit, once the abnormal situation of the fire prevention personnel is found, will send alarm in time, remind the commander to carry out emergency treatment and rescue in time, guarantee the safety of the fire prevention personnel, can monitor environmental temperature through temperature sensor interface circuit simultaneously, environmental temperature can alarm to the background abnormally, ensure that personnel evacuate in time. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the drawings needed to be used in the specific embodiment or the prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual proportion.

[0023] Figure 1 It is the structural schematic diagram of intelligence forest fire prevention positioning terminal provided by the utility model;

[0024] Figure 2 It is the circuit diagram of battery charge-discharge circuit provided by the utility model;

[0025] Figure 3 It is the circuit diagram of voltage conversion circuit provided by the utility model;

[0026] Figure 4 It is the circuit diagram of single-chip microcomputer circuit provided by the utility model;

[0027] Figure 5 is a circuit diagram of the 4G communication module circuit provided by the utility model;

[0028] Figure 6 is a circuit diagram of the temperature sensor interface circuit provided by the utility model;

[0029] Figure 7 is a circuit diagram of the GPS positioning module interface circuit provided by the utility model;

[0030] Figure 8 is a circuit diagram of the attitude sensor interface circuit provided by the utility model;

[0031] Figure 9 is a circuit diagram of the atmospheric pressure sensor circuit provided by the utility model. DETAILED DESCRIPTION

[0032] The embodiments of the technical scheme of the utility model will be described in detail below with reference to the drawings. The following embodiments are only used to more clearly illustrate the technical scheme of the utility model, therefore only serve as examples, and cannot limit the protection scope of the utility model.

[0033] Figure 1 is a structural schematic view of the intelligent forest fire prevention positioning terminal provided by the utility model, in order to facilitate the description, only the part related to the utility model is given in the drawing.

[0034] The intelligent forest fire prevention positioning terminal comprises a waterproof shell, and a circuit control board is arranged in the waterproof shell, wherein the waterproof shell needs to reach the IP68 waterproof and dustproof level, adapt to the temperature difference of-30°C to 60°C and high humidity environment, and the anti-shock and anti-falling structure design meets the demand of the forest ranger field operation intensity.

[0035] The circuit control board is provided with a single-chip microcomputer circuit, a battery charging and discharging circuit, a voltage conversion circuit, a temperature sensor interface circuit, a GPS positioning module interface circuit, an attitude sensor interface circuit, an atmospheric pressure sensor circuit and a 4G communication module circuit.

[0036] The temperature sensor interface circuit, the GPS positioning module interface circuit, the attitude sensor interface circuit, the atmospheric pressure sensor circuit and the 4G communication module circuit are connected with the single-chip microcomputer circuit respectively, the battery charging and discharging circuit is connected with the voltage conversion circuit, and the voltage conversion circuit supplies power for the temperature sensor interface circuit, the GPS positioning module interface circuit, the attitude sensor interface circuit, the atmospheric pressure sensor circuit and the 4G communication module circuit.

[0037] In the utility model, the circuit control board further comprises a buzzer circuit and a voltage detection circuit and the like, which will not be described here again, but not used to limit the utility model.

[0038] As Figure 2 shown, the battery charging and discharging circuit includes a power management chip U5 and a charging interface OTG, wherein the line led out from pin 1 of the power management chip U5 is connected with pin 2 of the charging interface OTG;

[0039] The line led out from pin 7 of the power management chip U5 is connected with pin 1 of the battery BAT in series with the inductor L1, and the line led out from pin 8 of the power management chip U5 is set as the VDD5V voltage terminal.

[0040] Wherein, the power management chip U5 can adopt the chip with model number IP5306, which does not limit the utility model here.

[0041] In the utility model, as Figure 3 shown, the voltage conversion circuit includes a voltage stabilizing chip U6, pin 3 of the voltage stabilizing chip U6 is connected with the VDD5V voltage terminal, and the line led out from pin 2 of the voltage stabilizing chip U6 is set as the voltage terminal VDD33V.

[0042] Wherein, the model number of the voltage stabilizing chip U6 is XC662K.

[0043] Combined Figure 4 shown, the single-chip microcomputer circuit includes a main control chip U1, and the line led out from pin 15 of the main control chip U1 is connected with the voltage terminal VDD33V.

[0044] Wherein, the model number of the main control chip U1 is STC32H.

[0045] Combined Figure 5 shown, the 4G communication module circuit includes a 4G communication chip circuit and a 4G communication chip power supply circuit.

[0046] Wherein, the 4G communication chip power supply circuit includes a step-down chip U7, the line led out from pin 5 of the step-down chip U7 is connected with the VDD5V voltage terminal, the line led out from pin 6 of the step-down chip U7 is set as the voltage terminal VDD38 in series with the inductor L2, and wherein the step-down chip U7 can adopt the chip with model number W5026.

[0047] The 4G communication chip circuit includes an ML307R1A chip, the line led out from pin 17 of the ML307R1A chip is connected with pin 6 of the main control chip U1 in series with the transistor Q7, the line led out from pin 18 of the ML307R1A chip is connected with pin 5 of the main control chip U1 in series with the transistor Q6, and the line led out from pin 25 of the ML307R1A chip is connected with the voltage terminal VDD38 in series with the transistor Q2, the light emitting diode LED1 and the resistor R5.

[0048] In this embodiment, the ML307R1A chip can adopt MOD_ML307X_LGA109P, and the 4G communication chip circuit further includes other sub-circuits and electronic elements, which are not described here.

[0049] The ML307R1A chip adopts NB-loT / eMTC low-power communication technology, and the single charging endurance reaches more than 72 hours, can be integrated with a solar charging module, and supports a dynamic power management strategy.

[0050] As shown in the combination Figure 6 As shown in the combination, the temperature sensor interface circuit includes an interface WD1, a line led out from a pin 2 of the interface WD1 is connected to a pin 23 of the master control chip U1 in correspondence, and a line led out from a pin 3 of the interface WD1 is connected to a voltage end VDD33V.

[0051] As shown in the combination Figure 7 As shown in the combination, the GPS positioning module interface circuit includes an interface SCOM3, lines led out from a pin 2 and a pin 3 of the interface SCOM3 are sequentially connected to a pin 43 and a pin 44 of the master control chip U1 in correspondence.

[0052] The GPS positioning module interface circuit realizes accurate positioning and signal stability in a complex environment, overcomes problems such as forest terrain shielding and electromagnetic interference, ensures that the positioning accuracy is within 2 meters, supports offline positioning data buffering, and solves the problem of loss of position information in a signal blind area.

[0053] As shown in the combination Figure 8 As shown in the combination, the attitude sensor interface circuit includes an interface SCOM4, lines led out from a pin 2 and a pin 3 of the interface SCOM4 are sequentially connected to a pin 45 and a pin 46 of the master control chip U1 in correspondence.

[0054] As shown in the combination Figure 9 As shown in the combination, the atmospheric pressure sensor circuit includes an air pressure sensor U4, lines led out from a pin 3 and a pin 4 of the air pressure sensor U4 are connected to a pin 37 and a pin 38 of the master control chip U1 in correspondence, and lines led out from a pin 6 and a pin 8 of the air pressure sensor U4 are connected to the voltage end VDD33V respectively.

[0055] In the utility model, the above-mentioned circuit control board integrates positioning, temperature, human body posture and air pressure sensors, and realizes multi-dimensional judgment of personnel environmental risks.

[0056] In the utility model, the intelligent forest fire prevention positioning terminal is installed on the personal equipment of the fire prevention personnel, signal transmission and data uploading are carried out through the 4G communication module circuit, real-time positioning and monitoring of the fire prevention personnel are realized, specifically, the attitude abnormality alarm function can be set through the attitude sensor interface circuit, once the abnormal situation of the fire prevention personnel is found, the alarm is sent in time, the commanding personnel are reminded to carry out the emergency treatment and rescue in time, the safety of the fire prevention personnel is ensured, the environmental temperature can be monitored through the temperature sensor interface circuit, the background can be alarmed when the environmental temperature is abnormal, and the personnel are ensured to evacuate in time.

[0057] The above embodiments are only used to illustrate the technical solutions of the utility model, and not limit the utility model; although the utility model is described in detail with reference to the above embodiments, those skilled in the art should understand that the technical solutions recorded in the above embodiments can still be modified, or part or all of the technical features can be replaced equivalently; and the modification or replacement does not make the essence of the corresponding technical solution deviate from the scope of the technical solutions of the embodiments of the utility model, and all should be covered in the scope of the claims and the description of the utility model.

Claims

1. A smart forest fire prevention positioning terminal, characterized in that, The smart forest fire prevention positioning terminal includes a waterproof housing, and a circuit control board is installed inside the waterproof housing. The circuit control board is equipped with a microcontroller circuit, a battery charging and discharging circuit, a voltage conversion circuit, a temperature sensor interface circuit, a GPS positioning module interface circuit, an attitude sensor interface circuit, an atmospheric pressure sensor circuit, and a 4G communication module circuit. The temperature sensor interface circuit, GPS positioning module interface circuit, attitude sensor interface circuit, atmospheric pressure sensor circuit, and 4G communication module circuit are respectively connected to the microcontroller circuit. The battery charging and discharging circuit is connected to the voltage conversion circuit, and the voltage conversion circuit supplies power to the temperature sensor interface circuit, GPS positioning module interface circuit, attitude sensor interface circuit, atmospheric pressure sensor circuit, and 4G communication module circuit.

2. The intelligent forest fire prevention positioning terminal according to claim 1, characterized in that, The battery charging and discharging circuit includes a power management chip U5 and a charging interface OTG, wherein the line leading out from pin 1 of the power management chip U5 is connected to pin 2 of the charging interface OTG. The line leading out from pin 7 of the power management chip U5 is connected in series with inductor L1 and connected to pin 1 of battery BAT. The line leading out from pin 8 of the power management chip U5 is set as VDD5V voltage terminal.

3. The intelligent forest fire prevention positioning terminal according to claim 2, characterized in that, The voltage conversion circuit includes a voltage regulator chip U6. Pin 3 of the voltage regulator chip U6 is connected to the VDD5V voltage terminal, and the line led out from pin 2 of the voltage regulator chip U6 is set to the voltage terminal VDD33V.

4. The intelligent forest fire prevention positioning terminal according to claim 3, characterized in that, The microcontroller circuit includes a main control chip U1, and the line led out from pin 15 of the main control chip U1 is connected to the voltage terminal VDD33V.

5. The intelligent forest fire prevention positioning terminal according to claim 4, characterized in that, The 4G communication module circuit includes a 4G communication chip circuit and a 4G communication chip power supply circuit. The 4G communication chip power supply circuit includes a step-down chip U7. The line from pin 5 of the step-down chip U7 is connected to the VDD5V voltage terminal. The line from pin 6 of the step-down chip U7 is connected in series with an inductor L2 and set as the voltage terminal VDD38. The 4G communication chip circuit includes an ML307R1A chip. A line from pin 17 of the ML307R1A chip is connected in series with transistor Q7 and then connected to pin 6 of the main control chip U1. A line from pin 18 of the ML307R1A chip is connected in series with transistor Q6 and then connected to pin 5 of the main control chip U1. A line from pin 25 of the ML307R1A chip is connected in series with transistor Q2, LED1, and resistor R5 and then connected to the voltage terminal VDD38.

6. The intelligent forest fire prevention positioning terminal according to claim 2, characterized in that, The temperature sensor interface circuit includes an interface WD1. The line led out from pin 2 of the interface WD1 is connected to pin 23 of the main control chip U1. The line led out from pin 3 of the interface WD1 is connected to the voltage terminal VDD33V.

7. The intelligent forest fire prevention positioning terminal according to claim 2, characterized in that, The GPS positioning module interface circuit includes an interface SCOM3, and the lines led out from pins 2 and 3 of the interface SCOM3 are connected to pins 43 and 44 of the main control chip U1 in sequence.

8. The intelligent forest fire prevention positioning terminal according to claim 2, characterized in that, The attitude sensor interface circuit includes an interface SCOM4, ​​and the lines led out from pins 2 and 3 of the interface SCOM4 are connected to pins 45 and 46 of the main control chip U1 in sequence.

9. The intelligent forest fire prevention positioning terminal according to claim 2, characterized in that, The atmospheric pressure sensor circuit includes a pressure sensor U4. The lines led out from pins 3 and 4 of the pressure sensor U4 are connected to pins 37 and 38 of the main control chip U1, respectively. The lines led out from pins 6 and 8 of the pressure sensor U4 are connected to the voltage terminal VDD33V.

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