CN210016552U

CN210016552U - Multifunctional camera system with passive infrared induction

Info

Publication number: CN210016552U
Application number: CN201920802331.5U
Authority: CN
Inventors: 王超
Original assignee: Shenzhen Chaonuo Technology Co Ltd
Current assignee: Shenzhen Chaonuo Technology Co Ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-02-04
Anticipated expiration: 2029-05-30

Abstract

The application provides a multi-functional camera system with passive infrared induction, through photo or video transmission to the cloud platform that communication module took the camera lens, can not receive the restriction of data volume, also can not receive the influence of anti-rubbish mechanism. In addition, the processor of the system also supports the RTSP protocol, and can realize the function of real-time video. In addition, make a PIR module with PIR sensor, fresnel lens and DSP chip, by traditional analog output, when changing into digital output, still can debug the PIR module alone during production, improve the uniformity of product, reduced the interference to the PIR sensor of other heating element during operation.

Description

Multifunctional camera system with passive infrared induction

Technical Field

The application relates to the technical field of camera shooting, in particular to a multifunctional camera shooting system with passive infrared induction.

Background

At present, monitoring cameras have been widely used in a plurality of fields such as animal protection, plant monitoring, home security and special film and television shooting, but the existing monitoring cameras have the following disadvantages:

1. most of the existing monitoring cameras send shot pictures to users in a multimedia message or mail mode, but the data volume of the two modes is limited, and the mail mode is also easily refused to serve by an anti-spam mechanism of a mailbox.

2. The existing monitoring camera infrared detection circuit outputs an analog signal, and due to the existence of production tolerance, the consistency of products is not ideal, so that the infrared detection range actually measured by the camera is smaller than a nominal value.

Disclosure of Invention

The utility model provides a multi-functional camera system with passive infrared induction to the data volume is limited, actual infrared detection scope is less than nominal numerical value's problem when solving among the prior art photo and sending for the user.

To solve the above problem, the present application provides a multifunctional camera system with passive infrared sensing, comprising: the mobile terminal device is wirelessly connected with the camera system;

the camera system includes: the system comprises a camera subsystem, a bottom subsystem, a wireless module and a power supply system, wherein the camera subsystem is connected with the wireless module through a USB; the power supply system is electrically connected with the camera subsystem, the bottom layer subsystem and the wireless module;

the camera subsystem includes: the processor is electrically connected with the lens;

the bottom subsystem comprises: the system comprises a PIR module, a clock chip, a gravity sensor, a signal receiving module and a single chip microcomputer, wherein the single chip microcomputer is electrically connected with the PIR module, the clock chip, the gravity sensor, the signal receiving module, a camera subsystem and a wireless module, and the signal receiving module is used for receiving a trigger signal from the mobile terminal equipment;

the wireless module includes: the camera comprises a GPS module and a communication module, wherein the GPS module is used for acquiring a GPS coordinate, and the communication module is used for transmitting the photo or video shot by the lens to a cloud platform in a communication manner.

In some embodiments, the PIR module comprises: PIR detection circuit board, PIR sensor, DSP chip and fresnel lens, PIR sensor and DSP chip set up on the PIR detection circuit board, PIR detection circuit board and fresnel lens pass through the support and connect.

In some embodiments, the communication module is a 4G module.

In some embodiments, the processor supports the RTSP protocol.

In some embodiments, the power supply system comprises: main bypass circuit, charging circuit and supply circuit, main bypass circuit includes: the single chip microcomputer is electrically connected with the main bypass circuit, the lithium battery is arranged on a main path of the main bypass circuit, and the external power supply interface is arranged on a bypass of the main bypass circuit and used for being externally connected with an external power supply; when the lithium battery is powered, the main circuit supplies power, otherwise, the bypass supplies power; the charging circuit is electrically connected with the lithium battery and the single chip microcomputer, and the power supply circuit is electrically connected with the selection switch and the single chip microcomputer.

In some embodiments, the lithium battery is a Swing5300 lithium battery.

According to the above embodiment, the multifunctional camera system with passive infrared sensing provided by the application transmits the pictures or videos shot by the lens to the cloud platform through the communication module, and is not limited by data volume and is not influenced by an anti-spam mechanism. And make a PIR module with PIR sensor, fresnel lens and DSP chip, by traditional analog output, when changing into digital output, still can debug the PIR module alone during production, improve the uniformity of product, reduced other heating element during operation in the camera to the interference of PIR sensor.

Drawings

Fig. 1 is a system block diagram of a multifunctional camera system provided by the present invention;

fig. 2 is a system block diagram of a camera system provided by the present invention;

fig. 3 is a schematic structural diagram of a PIR module according to the present invention;

fig. 4 is the circuit diagram of the PIR module operating principle provided by the utility model.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

As shown in fig. 1-2, the present application provides a multifunctional camera system with passive infrared sensing, comprising: the mobile terminal device 1 and the camera system 2 are connected wirelessly, and the mobile terminal device 1 and the camera system 2 are connected wirelessly. Specifically, after the camera system 2 is triggered, a photo or a video is taken, and then the photo or the video is uploaded to the cloud platform, and the cloud platform sends the photo or the video to the mobile terminal device 1, so that the attachment size is not limited, and transmission failure due to an anti-spam mechanism of a mailbox is avoided.

The camera system 2 includes: the camera subsystem 22, the bottom layer subsystem 21, the wireless module 23 and the power supply system 24, wherein the camera subsystem 22 and the wireless module 23 are connected through USB. The power supply system 24 is electrically connected to the camera subsystem 22, the bottom layer subsystem 21, and the wireless module 23.

The camera subsystem 22 includes: the processor 221 and the lens 222, the processor 221 is electrically connected with the lens 222, and the processor 221 is connected with the wireless module 23 through a USB, so that the pictures or videos shot by the lens 222 can be transmitted to the wireless module 23 conveniently. Preferably, the processor 221 also supports the RTSP protocol to transmit real-time video data.

The bottom subsystem 21 includes: the infrared sensing device comprises a PIR module 213, a clock chip 214, a gravity sensor 216, a signal receiving module 215 and a single chip microcomputer 211, wherein the single chip microcomputer 211 is electrically connected with the PIR module 213, the clock chip 214, the gravity sensor 216, the signal receiving module 215, a camera subsystem 22 and a wireless module 23, and specifically, the PIR module 213 is used for infrared detection and realizing an infrared sensing function; the clock chip 214 is used for timing to realize a timing photographing function; the gravity sensor 216 is configured to sense various movement changes of the image capturing apparatus, such as shaking, falling, rising, and falling, so as to protect the image capturing apparatus, and the signal receiving module 215 is configured to receive a trigger signal from the mobile terminal apparatus 1, so that a function of controlling the camera subsystem 22 to take a picture through the mobile terminal apparatus 1 can be realized.

The wireless module 23 includes: GPS module 231 and communication module 232, GPS module 231 is used for acquireing the GPS coordinate, can fix a position in real time, increases theftproof performance. The communication module 232 is used for transmitting the photo or video communication taken by the lens 222 to the cloud platform. Preferably, the communication module 232 is a 4G module, which can effectively improve the network condition.

Specifically, the processor 221 supports the RTSP protocol, and can implement a real-time video function between the mobile terminal device 1 and the camera system 2, where the interaction flow between the mobile terminal device 1 and the camera system 2 is as follows: when the user needs real-time video, be connected to the RTSP server through mobile terminal equipment 1, assign and awaken the instruction, awaken camera system 2 through RTSP server transfer back, treat that camera system 2 makes the back of answering, mobile terminal equipment 1 continues to assign the real-time video request, camera system 2 answers the request, and shoot through camera lens 222, then upload real-time video data to the RTSP server through communication module 232, mobile terminal equipment 1 is downloading real-time video data from the RTSP server, realize real-time video function. It should be noted that the real-time video interaction process between the mobile terminal device 1 and the camera system 2 in the present application is the prior art, and has been widely used, and does not involve the improvement of the method.

As shown in fig. 3, the PIR module 213 includes: the PIR detection circuit board 2131, the PIR sensor 2135, the DPS chip 2134, and the fresnel lens 2132 are provided, the DPS chip 2134 and the PIR sensor 2135 are provided on the PIR detection circuit board 2131, and the PIR detection circuit board 2131 and the fresnel lens 2132 are connected by a bracket 2133.

Specifically, the operating principle of the PIR module 213 is as shown in fig. 4, the fresnel lens focuses infrared rays radiated by a human body onto a detection element of the PIR sensor, the PIR sensor in the circuit outputs an analog signal, and the analog signal is filtered by a high-pass filter 2136 composed of C6, C2, R4 and R5, so that interference of environmental factors such as ground heat radiation, leaf and turf reflection and the like in actual use is reduced, and accuracy is increased; then, the analog signal after the filtering processing is transmitted to the DSP chip, and the digital signal is output after the processing by the DSP chip, and finally, the digital signal output by the DSP chip is amplified and output to the single chip 211.

The power supply system 24 includes: a main bypass circuit 241, a charging circuit 243 and a power supply circuit 242, the main bypass circuit 241 comprising: the lithium battery 2411, external power source interface and selection switch 2413, singlechip 211 are connected with main bypass circuit 241 electricity, and lithium battery 2411 sets up on the main way of main bypass circuit 241, external power source interface sets up on the bypass of main bypass circuit 241 for external power source 2412. The lithium battery 2411 supplies power to the main circuit when power is available, otherwise, supplies power to the bypass circuit. The charging circuit 243 is electrically connected with the lithium battery 2411 and the single chip microcomputer 211, and the power supply circuit 242 is electrically connected with the selection switch 2413 and the single chip microcomputer 211.

The single chip microcomputer 211 receives the voltage condition of the lithium battery 2411 in real time, and controls the selection switch 2413 to select the lithium battery 2411 to supply power or the external power source 2412 to supply power. When the voltage of the lithium battery 2411 on the main circuit is normal, the main circuit is selected for power supply; when the voltage of the lithium battery 2411 on the main circuit is too low, the lithium battery is switched to the bypass circuit from the main circuit, the external power supply 22 is used for supplying power, and meanwhile, the charging circuit 243 is controlled, and the lithium battery 2411 is charged by the external power supply 2412.

Preferably, the lithium battery 2411 is a Swing5300 lithium battery, ensuring that the real-time video is the required power supply.

The present application has been described with reference to specific examples, which are provided only to aid understanding of the present application and are not intended to limit the present application. For a person skilled in the art to which the application pertains, several simple deductions, modifications or substitutions may be made according to the idea of the application.

Claims

1. A multifunctional camera system with passive infrared sensing, comprising: the mobile terminal device is wirelessly connected with the camera system;

2. The multi-function camera system of claim 1, wherein the PIR module comprises: PIR detection circuit board, PIR sensor, DSP chip and fresnel lens, PIR sensor and DSP chip set up on the PIR detection circuit board, PIR detection circuit board and fresnel lens pass through the support and connect.

3. The multi-function camera system of claim 1, wherein the communication module is a 4G module.

4. The multi-function camera system of claim 1, wherein said processor supports the RTSP protocol.

5. The multi-function camera system of claim 1, wherein the power supply system comprises: main bypass circuit, charging circuit and supply circuit, main bypass circuit includes: the single chip microcomputer is electrically connected with the main bypass circuit, the lithium battery is arranged on a main path of the main bypass circuit, and the external power supply interface is arranged on a bypass of the main bypass circuit and used for being externally connected with an external power supply; when the lithium battery is powered, the main circuit supplies power, otherwise, the bypass supplies power; the charging circuit is electrically connected with the lithium battery and the single chip microcomputer, and the power supply circuit is electrically connected with the selection switch and the single chip microcomputer.

6. The multifunctional camera system of claim 5, wherein the lithium battery is a Swing5300 lithium battery.