CN212785875U

CN212785875U - Police work intelligence pronunciation auxiliary device

Info

Publication number: CN212785875U
Application number: CN202022239452.9U
Authority: CN
Inventors: 史磊; 温贵江; 赵迪迪; 任聪; 王绍成; 魏为
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-03-23
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a police work intelligence pronunciation auxiliary device relates to alert intelligent device technical field of using. The device comprises a shell, wherein a circuit board is arranged in the shell and comprises a microprocessor module, and a voice recognition module is connected with a signal input end of the microprocessor module; the loudspeaker module is connected with the signal output end of the microprocessor module; the Bluetooth module is in bidirectional connection with the microprocessor module; the WiFi module is in bidirectional connection with the microprocessor module; the public security private network remote communication module is in bidirectional connection with the microprocessor module; the internet remote communication module is in bidirectional connection with the microprocessor module; the camera module is bidirectionally connected with the microprocessor module; the power supply module is connected with a power supply input end of a module needing power supply in the auxiliary device and is used for providing a working power supply for the auxiliary device; the device has the advantages of multiple use functions, convenience in use and the like.

Description

Police work intelligence pronunciation auxiliary device

Technical Field

The utility model relates to a technical field is used to the public security, especially relates to a police work intelligence pronunciation auxiliary device.

Background

Aiming at the current technical product situation of the current public security industry, due to the limitation of the operating environment of a basic network, a public security network and the Internet are relatively independent, resources in the public security network are required to be kept secret, and the public security network cannot be directly accessed through the existing intelligent terminal product. Moreover, the existing products do not meet the access technical requirements under the requirement of the access safety standard of the mobile equipment of the public security network, namely, the existing commercial products cannot be used in the public security network, cannot play an intelligent auxiliary role aiming at the public security work, and can extend more application scenes, and the auxiliary device in the prior art has single function and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem how to provide a police work intelligence pronunciation auxiliary device who makes things convenient for public security system to use.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the utility model provides a police work intelligence pronunciation auxiliary device, includes the shell, be provided with the circuit board in the shell, its characterized in that: the circuit board comprises a microprocessor module, and a man-machine interaction module is bidirectionally connected with the microprocessor module and is used for inputting control commands and displaying output data; the voice recognition module is connected with the signal input end of the microprocessor module and used for collecting voice signals and transmitting the collected voice signals to the microprocessor module for processing; the loudspeaker module is connected with the signal output end of the microprocessor module and used for outputting a voice signal; the Bluetooth module is bidirectionally connected with the microprocessor module and is used for data interaction with the intelligent terminal through Bluetooth signals; the WiFi module is bidirectionally connected with the microprocessor module and is used for carrying out data interaction with the router through WiFi signals; the public security private network remote communication module is bidirectionally connected with the microprocessor module and is used for carrying out data interaction with a public security network support platform server through a public security mobile communication network; the internet remote communication module is bidirectionally connected with the microprocessor module and is used for data interaction with the internet supporting platform server through a wireless internet; the camera module is bidirectionally connected with the microprocessor module and is used for acquiring image information of a user; the FT card storage module is bidirectionally connected with the microprocessor module and used for storing data; the USB interface module is bidirectionally connected with the microprocessor module and is used for being connected with peripheral equipment and downloading the stored data to the intelligent terminal; the memory module is bidirectionally connected with the microprocessor module and is used for storing programs required by the operation of the microprocessor module; and the power supply module is connected with a power supply input end of a module needing power supply in the auxiliary device and is used for providing a working power supply for the auxiliary device.

Preferably, the microprocessor module uses an ARM11 core board circuit.

The further technical scheme is as follows: the voice recognition module and the speaker module comprise a PI-36 type noise reduction and pickup module U3,

pins

1, 2 and 4 of the U3 are connected with a first microphone module,

pins

1, 3 and 4 of the U3 are connected with a second microphone module, pin 5 of the U3 is connected with a power supply VCC,

pins

6 and 8 of the U3 are grounded, pin 7 of the U3 is connected with pin 9 of an HX-01 type sound card chip U2 through a resistor R3, pin 1 of the U2 is grounded,

pins

2 and 3 of the U2 are respectively connected with corresponding signal output ends of the microprocessor module, pin 4 of the U2 is connected with a +5V power supply, pin 5 of the U2 is connected with pin 1 of an HX-M179 type voice output chip U4, pin 6 of the U2 is connected with pin 3 of an HX-M179 type voice output chip U4, pin 7 and pin 2 of the U638 are grounded, the U2 and a light emitting diode R638 are sequentially connected with a grounding resistor U2 and a grounding diode 1, the 18 pins of the U2 are grounded through a resistor R2 and a light emitting diode D2 in sequence, and the other pins of the U2 are suspended; the 2, 4 and 7 pins of the U4 are grounded, the 5 pin of the U4 is suspended, the 8 and 9 pins of the U4 are connected with the LSL of the loudspeaker, and the 10 and 11 pins of the U4 are connected with the LSR of the loudspeaker.

The further technical scheme is as follows: the Bluetooth module comprises a BC4 type Bluetooth chip U5, and

pins

3, 4 and 16-19 of the U5 are respectively connected with corresponding pins of the microprocessor module; the 11 pins of the U5 are divided into two paths, the first path is grounded through a capacitor C7, the second path is connected with a 3.3V power supply through a resistor R10, the 12 pins of the U5 are divided into two paths, the first path is grounded through a capacitor C8, and the second path is connected with the 3.3V power supply; the pin 13 of the U5 is grounded; a pin 1 of the U5 is connected with a base electrode of a triode Q2 through a resistor R12, an emitting electrode of the triode Q2 is connected with an emitting electrode of a triode Q1, a collecting electrode of the triode Q2 is divided into two paths, the first path is connected with a 3.3V power supply through a resistor R11, the second path is connected with a base electrode of the triode Q1, and the collecting electrode of the triode Q1 is connected with a corresponding pin in a microprocessor module; the 2 pin of the U5 is connected to a corresponding pin in the microprocessor module via a diode D4.

The further technical scheme is as follows: the WiFi module comprises an ESP8266 type WiFi chip U6, wherein a pin 1 of U6 is connected with a 3.3V power supply through a resistor R3, a pin 3 of U6 is connected with the 3.3V power supply through a resistor RN2C, a pin 6 of U6 is sequentially grounded through a resistor R4 and a light emitting diode LED _ blue, a pin 7 of U6 is divided into two paths, the first path is connected with the 3.3V power supply through a resistor RN2B, the second path is connected with a corresponding signal connecting end of the microprocessor module through a capacitor C5, a pin 8 of U6 is grounded,

pins

9 and 10 of U6 are grounded, a pin 11 of U6 is connected with the 3.3V power supply through a resistor RN2D, a pin 12 of U6 is connected with a common node of a single-pole double-throw switch S1, one branch of the S1 is grounded, and the other branch node of S1 is connected with the 3.3V power supply through a resistor RN 2A; the power supply circuit is characterized in that the 15 feet of the U6 are divided into two paths, the first path is connected with a 3.3V power supply through a resistor RN1C, the second path is connected with a source electrode of a field effect transistor Q3, a grid electrode of the field effect transistor Q3 is connected with the 3.3V power supply, a drain electrode of the field effect transistor Q3 is divided into two paths, the first path is connected with a 5V power supply through a resistor RN1A, and the second path is connected with a corresponding connecting end of the microprocessor module; the 16 feet of the U6 are divided into two paths, the first path is connected with a 3.3V power supply through a resistor RN1D, the second path is connected with a source electrode of a field effect tube Q4, a grid electrode of the field effect tube Q4 is connected with the 3.3V power supply, a drain electrode of the field effect tube Q4 is divided into two paths, the first path is connected with a 5V power supply through a resistor RN1B, and the second path is connected with a corresponding connecting end of the microprocessor module.

Preferably, the public security private network remote communication module and the internet remote communication module use a 3G communication module, a 4G communication module and/or a 5G communication module.

The further technical scheme is as follows: the camera module adopts a J701 type camera chip U7,

pins

1, 22 and 24 of the U7 are grounded,

pins

2, 3 and 5 of the U7 are suspended, the pin 4 of the U7 is divided into two paths, the first path is connected with a 3.3V power supply through a resistor R704, and the second path is connected with a corresponding pin of the microprocessor module; the 6 pins of the U7 are divided into two paths, the first path is connected with a 3.3V power supply through a resistor R703, and the second path is connected with a corresponding pin of the microprocessor module; the other pins of the U7 connect with corresponding pins of the microprocessor module.

The further technical scheme is as follows: the power module comprises a charging circuit, a lithium battery and a voltage conversion module, wherein the power input end of the charging circuit is connected with a charging interface, the output end of the charging circuit is connected with the power input end of the lithium battery, the power output end of the lithium battery is connected with the input end of the voltage conversion module, and the output end of the voltage conversion module is the power output end of the power module.

The further technical scheme is as follows: the voltage conversion module comprises a 24S05-6W type power supply conversion U8, a pin 1 of U8 is grounded, a pin 2 of U8 is a power supply input end, a pin 3 of U8 is divided into four paths, the first path is a +5V power supply output end, the second path is grounded through a capacitor C23, the third path is grounded through a capacitor C21, the fourth path is connected with a pin 3 of an ASM1117 type power supply conversion chip U9, a pin 5 of U8 is grounded, a pin 1 of U9 is grounded, a pin 2 of U9 is divided into three paths, the first path is grounded through a capacitor C24, the second path is grounded through a capacitor C22, and the third path is a +3.3V power supply output end.

Preferably, the human-computer interaction module comprises a touch screen module which is bidirectionally connected with the microprocessor module.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the device carries out the verification of identity at first through camera or man-machine interaction module in the in-process of using, can normal use after the authentication passes the device, when the user uses, can be through manual or voice operation auxiliary device makes its use more convenient, just the device is provided with public security private network communication function, more is applicable to the use of public security system.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1-5 are schematic structural views of an apparatus according to an embodiment of the present invention;

fig. 6 is a schematic block diagram of a circuit board according to an embodiment of the present invention;

fig. 7 a-7 b are schematic circuit diagrams of an ARM11 core board according to an embodiment of the present invention;

fig. 8 is a schematic circuit diagram of a speech recognition module and a speaker module according to an embodiment of the present invention;

fig. 9 is a schematic circuit diagram of a bluetooth module in an embodiment of the present invention;

fig. 10 is a schematic circuit diagram of a WiFi module in an embodiment of the invention;

fig. 11 is a schematic circuit diagram of a camera module according to an embodiment of the present invention;

fig. 12 is a schematic circuit diagram of a voltage conversion module according to an embodiment of the present invention;

fig. 13 is a schematic block diagram illustrating an interaction between a device and a remote communication module according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

The embodiment of the utility model discloses police work intelligence pronunciation auxiliary device, including the shell, its structure is as shown in fig. 1-5, be provided with the circuit board in the shell, as shown in fig. 6, the circuit board includes microprocessor module, man-machine interaction module with microprocessor module both way junction for input control command and display output's data; the voice recognition module is connected with the signal input end of the microprocessor module and used for collecting voice signals and transmitting the collected voice signals to the microprocessor module for processing; the loudspeaker module is connected with the signal output end of the microprocessor module and used for outputting a voice signal; the Bluetooth module is bidirectionally connected with the microprocessor module and is used for data interaction with the intelligent terminal through Bluetooth signals; the WiFi module is bidirectionally connected with the microprocessor module and is used for carrying out data interaction with the router through WiFi signals; the public security private network remote communication module is bidirectionally connected with the microprocessor module and is used for carrying out data interaction with a public security network support platform server through a public security mobile communication network; the internet remote communication module is bidirectionally connected with the microprocessor module and is used for data interaction with the internet supporting platform server through a wireless internet; the camera module is bidirectionally connected with the microprocessor module and is used for acquiring image information of a user; the FT card storage module is bidirectionally connected with the microprocessor module and used for storing data; the USB interface module is bidirectionally connected with the microprocessor module and is used for being connected with peripheral equipment and downloading the stored data to the intelligent terminal; the memory module is bidirectionally connected with the microprocessor module and is used for storing programs required by the operation of the microprocessor module; and the power supply module is connected with a power supply input end of a module needing power supply in the auxiliary device and is used for providing a working power supply for the auxiliary device.

As shown in fig. 13, the device is designed according to the integration of software and hardware of different network domains, and simultaneously, the safety and the advancement of equipment are ensured. The intranet and the public security network are respectively realized by using different modules, and the complete isolation of the dual-network data information is ensured. The public security private network remote communication module and the internet remote communication module are used separately, and communication can be carried out according to different requirements, so that the privacy of communication is guaranteed, and the use is convenient; the voice switching instruction can be recognized and freely controlled, and the stable and safe operation of the double networks is ensured.

Intelligent standby and awakening monitoring: after the device is started, if no content interaction exists within a set time, the device enters a standby state, all functions are closed, and only a wakeup monitoring engine is started, so that the electric quantity is saved and the endurance time is prolonged; voice awakening and face activation: the policeman wakes up the device by issuing a set wake-up word, unlocks by using a human face living body authentication technology, and activates the device to enter a working state; double-network switching and instruction control: the policeman issues an instruction for switching to a public security network or the Internet through voice, and the device switches to a corresponding system and network environment according to the voice instruction and further provides corresponding voice interaction service.

Preferably, as shown in fig. 7 a-7 b, the microprocessor module may use an ARM11 core board circuit, it should be noted that the ARM11 core board circuit is prior art and will not be described herein, and the microprocessor module may use other types of processor chips.

As shown in fig. 8, the voice recognition module and the speaker module include a PI-36 type noise reduction and sound pickup module U3, the 1, 2, and 4 pins of the U3 are connected to the first microphone module, the 1, 3, and 4 pins of the U3 are connected to the second microphone module, the 5 pin of the U3 is connected to the VCC power supply, the 6 and 8 pins of the U3 are grounded, the 7 pin of the U3 is connected to the 9 pin of the HX-01 type sound card chip U2 through a resistor R3, the 1 pin of the U2 is grounded, the 2 and 3 pins of the U2 are respectively connected to the corresponding signal output terminals of the microprocessor module, the 4 pin of the U2 is connected to the +5V power supply, the 5 pin of the U2 is connected to the 1 pin of the HX-M179 type voice output chip U4, the 6 pin of the U2 is connected to the 3 pin of the HX-M179 type voice output chip U4, the ground pin of the U638, the light emitting diode R638 and the light emitting diode 686, the 18 pins of the U2 are grounded through a resistor R2 and a light emitting diode D2 in sequence, and the other pins of the U2 are suspended; the 2, 4 and 7 pins of the U4 are grounded, the 5 pin of the U4 is suspended, the 8 and 9 pins of the U4 are connected with the LSL of the loudspeaker, and the 10 and 11 pins of the U4 are connected with the LSR of the loudspeaker.

As shown in fig. 9, the bluetooth module includes a BC4 bluetooth chip U5, and

pins

3, 4 and 16-19 of the U5 are respectively connected to corresponding pins of the microprocessor module; the 11 pins of the U5 are divided into two paths, the first path is grounded through a capacitor C7, the second path is connected with a 3.3V power supply through a resistor R10, the 12 pins of the U5 are divided into two paths, the first path is grounded through a capacitor C8, and the second path is connected with the 3.3V power supply; the pin 13 of the U5 is grounded; a pin 1 of the U5 is connected with a base electrode of a triode Q2 through a resistor R12, an emitting electrode of the triode Q2 is connected with an emitting electrode of a triode Q1, a collecting electrode of the triode Q2 is divided into two paths, the first path is connected with a 3.3V power supply through a resistor R11, the second path is connected with a base electrode of the triode Q1, and the collecting electrode of the triode Q1 is connected with a corresponding pin in a microprocessor module; the 2 pin of the U5 is connected to a corresponding pin in the microprocessor module via a diode D4.

As shown in fig. 10, the WiFi module includes an ESP8266 type WiFi chip U6, pin 1 of the U6 is connected to a 3.3V power supply through a resistor R3, pin 3 of the U6 is connected to a 3.3V power supply through a resistor RN2C, pin 6 of the U6 is sequentially connected to ground through a resistor R4 and a light emitting diode LED _ blue, pin 7 of the U6 is divided into two paths, the first path is connected to the 3.3V power supply through a resistor RN2B, the second path is connected to a corresponding signal connection end of the microprocessor module through a capacitor C5, pin 8 of the U6 is connected to ground,

pins

9 and 10 of the U6 are connected to ground, pin 11 of the U6 is connected to the 3.3V power supply through a resistor RN2D, pin 12 of the U6 is connected to a common node of a single-pole double-throw switch S1, a branch node of the S1 is connected to ground, and the other branch node 2A of the S1 is connected to the 3.3V power supply through a resistor; the power supply circuit is characterized in that the 15 feet of the U6 are divided into two paths, the first path is connected with a 3.3V power supply through a resistor RN1C, the second path is connected with a source electrode of a field effect transistor Q3, a grid electrode of the field effect transistor Q3 is connected with the 3.3V power supply, a drain electrode of the field effect transistor Q3 is divided into two paths, the first path is connected with a 5V power supply through a resistor RN1A, and the second path is connected with a corresponding connecting end of the microprocessor module; the 16 feet of the U6 are divided into two paths, the first path is connected with a 3.3V power supply through a resistor RN1D, the second path is connected with a source electrode of a field effect tube Q4, a grid electrode of the field effect tube Q4 is connected with the 3.3V power supply, a drain electrode of the field effect tube Q4 is divided into two paths, the first path is connected with a 5V power supply through a resistor RN1B, and the second path is connected with a corresponding connecting end of the microprocessor module.

Preferably, the public security private network remote communication module and the internet remote communication module use a 3G communication module, a 4G communication module and/or a 5G communication module, and it should be noted that the public security private network remote communication module and the internet remote communication module may use modules in the prior art, and specific circuits thereof are not described herein again.

As shown in fig. 11, the camera module adopts a J701 type camera chip U7,

pins

1, 22 and 24 of the U7 are grounded,

pins

2, 3 and 5 of the U7 are suspended, pin 4 of the U7 is divided into two paths, the first path is connected with a 3.3V power supply through a resistor R704, and the second path is connected with a corresponding pin of a microprocessor module; the 6 pins of the U7 are divided into two paths, the first path is connected with a 3.3V power supply through a resistor R703, and the second path is connected with a corresponding pin of the microprocessor module; the other pins of the U7 connect with corresponding pins of the microprocessor module.

Further, the power module includes charging circuit, lithium cell and voltage transformation module, charging circuit's power input end and the interface connection that charges, charging circuit's output is connected with the power input end of lithium cell, the power output end of lithium cell is connected with the input of voltage transformation module, the output of voltage transformation module does power module's power output end.

As shown in fig. 12, the voltage conversion module includes a 24S05-6W power conversion U8, where a pin 1 of the U8 is grounded, a pin 2 of the U8 is a power input terminal, a pin 3 of the U8 is divided into four paths, a first path is a +5V power output terminal, a second path is grounded via a capacitor C23, a third path is grounded via a capacitor C21, a fourth path is connected to a pin 3 of the ASM1117 power conversion chip U9, a pin 5 of the U8 is grounded, a pin 1 of the U9 is grounded, a pin 2 of the U9 is divided into three paths, a first path is grounded via a capacitor C24, a second path is grounded via a capacitor C22, and a third path is a +3.3V power output terminal.

Preferably, the human-computer interaction module may include a touch screen module bidirectionally connected to the microprocessor module, and it should be noted that the human-computer interaction module may further include a key module and a display module, and a specific circuit structure thereof is related to the prior art and is not described herein again.

In conclusion, the device firstly carries out identity verification through the camera or the human-computer interaction module in the using process, the device can be normally used after the identity verification is passed, when a user uses the device, the auxiliary device can be operated manually or through voice, the use of the auxiliary device is more convenient, and the device is provided with a public security private network communication function and is more suitable for a public security system.

Claims

1. The utility model provides a police work intelligence pronunciation auxiliary device, includes the shell, be provided with the circuit board in the shell, its characterized in that: the circuit board comprises a microprocessor module, and a man-machine interaction module is bidirectionally connected with the microprocessor module and is used for inputting control commands and displaying output data; the voice recognition module is connected with the signal input end of the microprocessor module and used for collecting voice signals and transmitting the collected voice signals to the microprocessor module for processing; the loudspeaker module is connected with the signal output end of the microprocessor module and used for outputting a voice signal; the Bluetooth module is bidirectionally connected with the microprocessor module and is used for data interaction with the intelligent terminal through Bluetooth signals; the WiFi module is bidirectionally connected with the microprocessor module and is used for carrying out data interaction with the router through WiFi signals; the public security private network remote communication module is bidirectionally connected with the microprocessor module and is used for carrying out data interaction with a public security network support platform server through a public security mobile communication network; the internet remote communication module is bidirectionally connected with the microprocessor module and is used for data interaction with the internet supporting platform server through a wireless internet; the camera module is bidirectionally connected with the microprocessor module and is used for acquiring image information of a user; the FT card storage module is bidirectionally connected with the microprocessor module and used for storing data; the USB interface module is bidirectionally connected with the microprocessor module and is used for being connected with peripheral equipment and downloading the stored data to the intelligent terminal; the memory module is bidirectionally connected with the microprocessor module and is used for storing programs required by the operation of the microprocessor module; and the power supply module is connected with a power supply input end of a module needing power supply in the auxiliary device and is used for providing a working power supply for the auxiliary device.

2. A police intelligent voice-assisted apparatus as claimed in claim 1, wherein: the microprocessor module uses an ARM11 core board circuit.

3. A police intelligent voice-assisted apparatus as claimed in claim 1, wherein: the voice recognition module and the speaker module comprise a PI-36 type noise reduction and pickup module U3, pins 1, 2 and 4 of the U3 are connected with a first microphone module, pins 1, 3 and 4 of the U3 are connected with a second microphone module, pin 5 of the U3 is connected with a power supply VCC, pins 6 and 8 of the U3 are grounded, pin 7 of the U3 is connected with pin 9 of an HX-01 type sound card chip U2 through a resistor R3, pin 1 of the U2 is grounded, pins 2 and 3 of the U2 are respectively connected with corresponding signal output ends of the microprocessor module, pin 4 of the U2 is connected with a +5V power supply, pin 5 of the U2 is connected with pin 1 of an HX-M179 type voice output chip U4, pin 6 of the U2 is connected with pin 3 of an HX-M179 type voice output chip U4, pin 7 and pin 2 of the U638 are grounded, the U2 and a light emitting diode R638 are sequentially connected with a grounding resistor U2 and a grounding diode 1, the 18 pins of the U2 are grounded through a resistor R2 and a light emitting diode D2 in sequence, and the other pins of the U2 are suspended; the 2, 4 and 7 pins of the U4 are grounded, the 5 pin of the U4 is suspended, the 8 and 9 pins of the U4 are connected with the LSL of the loudspeaker, and the 10 and 11 pins of the U4 are connected with the LSR of the loudspeaker.

4. A police intelligent voice-assisted apparatus as claimed in claim 1, wherein: the Bluetooth module comprises a BC4 type Bluetooth chip U5, and pins 3, 4 and 16-19 of the U5 are respectively connected with corresponding pins of the microprocessor module; the 11 pins of the U5 are divided into two paths, the first path is grounded through a capacitor C7, the second path is connected with a 3.3V power supply through a resistor R10, the 12 pins of the U5 are divided into two paths, the first path is grounded through a capacitor C8, and the second path is connected with the 3.3V power supply; the pin 13 of the U5 is grounded; a pin 1 of the U5 is connected with a base electrode of a triode Q2 through a resistor R12, an emitting electrode of the triode Q2 is connected with an emitting electrode of a triode Q1, a collecting electrode of the triode Q2 is divided into two paths, the first path is connected with a 3.3V power supply through a resistor R11, the second path is connected with a base electrode of the triode Q1, and the collecting electrode of the triode Q1 is connected with a corresponding pin in a microprocessor module; the 2 pin of the U5 is connected to a corresponding pin in the microprocessor module via a diode D4.

5. A police intelligent voice-assisted apparatus as claimed in claim 1, wherein: the WiFi module comprises an ESP8266 type WiFi chip U6, wherein a pin 1 of U6 is connected with a 3.3V power supply through a resistor R3, a pin 3 of U6 is connected with the 3.3V power supply through a resistor RN2C, a pin 6 of U6 is sequentially grounded through a resistor R4 and a light emitting diode LED _ blue, a pin 7 of U6 is divided into two paths, the first path is connected with the 3.3V power supply through a resistor RN2B, the second path is connected with a corresponding signal connecting end of the microprocessor module through a capacitor C5, a pin 8 of U6 is grounded, pins 9 and 10 of U6 are grounded, a pin 11 of U6 is connected with the 3.3V power supply through a resistor RN2D, a pin 12 of U6 is connected with a common node of a single-pole double-throw switch S1, one branch of the S1 is grounded, and the other branch node of S1 is connected with the 3.3V power supply through a resistor RN 2A; the power supply circuit is characterized in that the 15 feet of the U6 are divided into two paths, the first path is connected with a 3.3V power supply through a resistor RN1C, the second path is connected with a source electrode of a field effect transistor Q3, a grid electrode of the field effect transistor Q3 is connected with the 3.3V power supply, a drain electrode of the field effect transistor Q3 is divided into two paths, the first path is connected with a 5V power supply through a resistor RN1A, and the second path is connected with a corresponding connecting end of the microprocessor module; the 16 feet of the U6 are divided into two paths, the first path is connected with a 3.3V power supply through a resistor RN1D, the second path is connected with a source electrode of a field effect tube Q4, a grid electrode of the field effect tube Q4 is connected with the 3.3V power supply, a drain electrode of the field effect tube Q4 is divided into two paths, the first path is connected with a 5V power supply through a resistor RN1B, and the second path is connected with a corresponding connecting end of the microprocessor module.

6. A police intelligent voice-assisted apparatus as claimed in claim 1, wherein: the public security private network remote communication module and the internet remote communication module use a 3G communication module, a 4G communication module and/or a 5G communication module.

7. A police intelligent voice-assisted apparatus as claimed in claim 1, wherein: the camera module adopts a J701 type camera chip U7, pins 1, 22 and 24 of the U7 are grounded, pins 2, 3 and 5 of the U7 are suspended, the pin 4 of the U7 is divided into two paths, the first path is connected with a 3.3V power supply through a resistor R704, and the second path is connected with a corresponding pin of the microprocessor module; the 6 pins of the U7 are divided into two paths, the first path is connected with a 3.3V power supply through a resistor R703, and the second path is connected with a corresponding pin of the microprocessor module; the other pins of the U7 connect with corresponding pins of the microprocessor module.

8. A police intelligent voice-assisted apparatus as claimed in claim 1, wherein: the power module comprises a charging circuit, a lithium battery and a voltage conversion module, wherein the power input end of the charging circuit is connected with a charging interface, the output end of the charging circuit is connected with the power input end of the lithium battery, the power output end of the lithium battery is connected with the input end of the voltage conversion module, and the output end of the voltage conversion module is the power output end of the power module.

9. A police intelligent voice-assisted apparatus as claimed in claim 8, wherein: the voltage conversion module comprises a 24S05-6W type power supply conversion U8, a pin 1 of U8 is grounded, a pin 2 of U8 is a power supply input end, a pin 3 of U8 is divided into four paths, the first path is a +5V power supply output end, the second path is grounded through a capacitor C23, the third path is grounded through a capacitor C21, the fourth path is connected with a pin 3 of an ASM1117 type power supply conversion chip U9, a pin 5 of U8 is grounded, a pin 1 of U9 is grounded, a pin 2 of U9 is divided into three paths, the first path is grounded through a capacitor C24, the second path is grounded through a capacitor C22, and the third path is a +3.3V power supply output end.

10. A police intelligent voice-assisted apparatus as claimed in claim 1, wherein: the man-machine interaction module comprises a touch screen module which is connected with the microprocessor module in a bidirectional mode.