CN219285614U

CN219285614U - Intelligent household security defense linkage control system

Info

Publication number: CN219285614U
Application number: CN202320142986.0U
Authority: CN
Inventors: 邹林; 李英江
Original assignee: Liuzhou Mars Fish Intelligent Technology Co ltd
Current assignee: Liuzhou Mars Fish Intelligent Technology Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-06-30
Anticipated expiration: 2033-02-07

Abstract

The application relates to an intelligent home security defense coordinated control system, include: functional equipment, a control host and an intelligent terminal; the functional device comprises a sensing device and an executing device; the sensing equipment and the executing equipment are integrated with a radio frequency communication module; the control host is integrated with a radio frequency communication module and a network communication module; the functional equipment and the control host are in wireless communication through a radio frequency communication module; the control host can access the Internet through the network communication module, and is in communication connection with the intelligent terminal through the Internet or through the radio frequency communication module. The system is characterized in that each sensing device and each control device are in wireless connection, can be arranged at will in a household, does not need to consider the problem of signal wiring, and can be optionally provided with any sensing device to be linked with any control device.

Description

Intelligent household security defense linkage control system

Technical Field

The application relates to the technical field of intelligent home, in particular to an intelligent home security defense linkage control system.

Background

The equipment connected with the current security system is all dependent on wired transmission signals and is fixed binding sensing equipment, for example, data detected by a smoke sensor are transmitted to a host for processing through wired connection, and then the host sends a control signal to a sprinkler for water spraying and fire extinguishing through wired connection. The method is not flexible enough, and when any sensing device or control device is added, any communication between the devices cannot be specified at will; moreover, the security system can only be applied to public places such as office buildings, workshops and the like. At present, no security system is developed and designed for intelligent households in the market.

In the related technology, the current security system is developed and designed aiming at specific occasions, and fixed communication lines are arranged between the devices, so that the association relation between the devices cannot be changed at will. For example, A, B, C is a sensing device, D, E, F is a control device, and a device a is wired to designate a device D for control, and if a device E is to be controlled, the wiring needs to be changed again.

Disclosure of Invention

In order to overcome the problem that fixed communication lines exist between all devices in a security system in the related technology to at least a certain extent, wiring needs to be changed again for increasing and decreasing the devices, the application provides an intelligent home security defense linkage control system.

According to an embodiment of the present application, there is provided an intelligent home security defense linkage control system, which is characterized by comprising: functional equipment, a control host and an intelligent terminal; the functional device comprises a sensing device and an executing device;

the sensing equipment and the executing equipment are integrated with a radio frequency communication module; the control host is integrated with a radio frequency communication module and a network communication module;

the functional equipment and the control host are in wireless communication through a radio frequency communication module; the control host can access the Internet through the network communication module, and is in communication connection with the intelligent terminal through the Internet or through the radio frequency communication module.

Further, the sensing device includes one or more of the following: smoke sensor, temperature sensor, air quality sensor, infrared sensor.

Further, the execution device comprises one or more of the following: electric lamp, electronic lock, camera, fan, air conditioner.

Further, the control host is used for acquiring the equipment information of the sensing equipment and the executing equipment after the communication connection relation is established;

the intelligent terminal is used for acquiring equipment information from the control host and configuring the linkage relation between the sensing equipment and the execution equipment.

Further, the radio frequency communication module adopts an RF433M communication module, and the network communication module adopts a WiFi module.

Further, the control host includes: a core plate; the core board adopts a Flash Rom of an i.MX8M processor chip, a 2GB-LPDDR4 memory chip and a 16 GB-EEMC.

Further, the control host further includes: and the power supply processing circuit is used for supplying power to the core board.

Further, the control host further includes: a WIFI module interface circuit; the WIFI module interface circuit is used for connecting the processor chip of the core board and the network communication module.

Further, the control host further includes: an image sensing chip interface circuit; the image sensing chip interface circuit is connected with the processor chip of the core board and is used for externally connecting with the image sensing chip.

Further, the control host further includes: an HDMI interface circuit; the HDMI interface circuit is connected with the processor chip of the core board and used for externally connecting a display with an HDMI interface.

The technical scheme provided by the embodiment of the application has the following beneficial effects:

the system is characterized in that each sensing device and each control device are in wireless connection, can be arranged at will in a household, does not need to consider the problem of signal wiring, and can be optionally provided with any sensing device to be linked with any control device.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.

Fig. 1 is a schematic diagram of a security system according to an embodiment of the present utility model.

Fig. 2 is a schematic device communication diagram of a security system according to an embodiment of the present utility model.

Fig. 3 is a schematic diagram of a communication connection structure according to an embodiment of the present utility model.

FIG. 4 is a diagram of a complete system architecture according to an embodiment of the present utility model.

Fig. 5 is a schematic circuit diagram of an MCU chip of an RF433M module according to an embodiment of the present utility model.

Fig. 6 is a schematic circuit diagram of a radio frequency chip of an RF433M module according to an embodiment of the utility model.

Fig. 7 is a schematic diagram of execution logic of a control host according to an embodiment of the present utility model.

Fig. 8 is a schematic diagram of a time axis of a data packet according to an embodiment of the present utility model.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present application. Rather, they are merely examples of systems consistent with aspects of the present application as detailed in the accompanying claims.

At present, security systems are developed and designed aiming at specific occasions, and fixed communication lines are arranged between equipment and cannot change association relations between equipment at random. This approach is not flexible enough to design and requires re-wiring of the add/drop equipment.

In order to solve the problem existing in the prior art, the application provides an intelligent home security defense linkage control system, each type of sensing equipment and each type of control equipment of the system are in wireless connection, can be randomly placed in a household without considering the signal wiring problem, and can be randomly provided with any sensing equipment to be linked with any control equipment.

Fig. 1 is an architecture diagram of a smart home security defense coordinated control system, according to an example embodiment. The system may include: functional equipment, a control host and an intelligent terminal; the functional device comprises a sensing device and an executing device.

The sensing equipment and the executing equipment are integrated with a radio frequency communication module; and the control host is integrated with a radio frequency communication module and a network communication module. The functional equipment and the control host are in wireless communication through a radio frequency communication module; the control host can access the Internet through the network communication module, and is in communication connection with the intelligent terminal through the Internet or through the radio frequency communication module.

As shown in fig. 2, in some embodiments, the sensing device includes one or more of the following: smoke sensor, temperature sensor, air quality sensor, infrared sensor.

In some embodiments, the execution device comprises one or more of the following: electric lamp, electronic lock, camera, fan, air conditioner.

In some embodiments, the control host is configured to obtain device information of the sensing device and the executing device after the communication connection is established. The intelligent terminal is used for acquiring equipment information from the control host and configuring the linkage relation between the sensing equipment and the execution equipment.

As shown in fig. 2, the mobile phone can log in the host to obtain the information of all the devices currently connected, and can set any one sensing device to perform linkage control with the control device, for example, when the smoke sensor reaches a set value, the shower head water sprayer can be set to spray water, the curtain can be set to open, the door and window can be set to open, and the camera can be set to start shooting, so that a user can define how the security defense system works through the mobile phone.

In order to make the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail with reference to the accompanying drawings.

The system can be used in household and various occasions, and the whole system structure is divided into four major categories: the system comprises a mobile phone end, a control host system service end, a control equipment end and a sensing equipment end. Their communication connection structure is shown in fig. 3.

And controlling a host system server: a database is designed in the control host system and is used for storing the ID of the control terminal equipment and the ID of the sensing equipment which are connected currently. And also stores the associated device setting message sent by the mobile phone.

And the control equipment end: it belongs to the bottom practical execution equipment, such as camera shooting, lamp switch, door and window switch, exhaust fan switch, etc.

Sensing equipment end: the system is used for sensing and collecting physical quantities of the environment, such as whether an infrared human body detects the existence of a person, a smoke sensor detects the existence of smoke and the concentration of the smoke in the current environment, a carbon dioxide sensor detects the concentration of carbon dioxide in the current environment, and the like, and the data are reported to a server of a control host system for storage.

Cell phone end: a graphic control interface App is developed on the mobile phone, the mobile phone logs in the host through the App, various connected equipment state information of the control host system server, including data transmitted by connected equipment, is obtained, interactive control is carried out on the mobile phone and the control host system server in a graphic interface mode, the mobile phone can set the control host system server through the App, and the equipment is mutually related to sense and control.

The whole system takes a control host as a core, related control equipment and sensing equipment are developed, and the complete system architecture is shown in fig. 4. The various parts of the system are described in more detail below.

It should be noted that in the system architecture, in the case of no external network (such as 4G/5G, internet), the mobile phone can directly log in the control host system through the mobile phone App in the coverage area of the control host WIFI signal. In other words, under the condition of no network, the control host can act as a server of the whole system at any time, and the server is not needed, so that the operation of the whole network system is completed. The control host computer and the network connection communication control of the equipment end (shown as red dots in the figure) depend on a radio frequency RF433M communication module, and the control host computer is automatically connected after the equipment is powered on.

1. Circuit structure of RF433M module

As shown in fig. 5 and 6, the module uses a MCU micro controller chip and a radio frequency chip, and the MCU is used for controlling the radio frequency chip to perform wireless data transmission communication. And also delivers the received data to the control host or device terminal. The control host or the device side can also send data to the target device through the RF433 module.

2. Circuit for controlling host

1. And a core board interface seat. The core board is designed by adopting an i.MX8M processor chip produced by NXP company, a 2GB-LPDDR4 memory chip of Micron company and a Flash Rom of 16 GB-EEMC. The linux5.4.3 system is transplanted, and the whole core board is connected to the functional circuit through four interface seats in the figure.

2. And a power supply processing circuit which supplies power to the core board and to the functional module circuit as described below.

3. 1000M ethernet circuitry that implements wired internet communications.

4. The USB expansion circuit, which expands two USB3.0 interfaces, requires to use a CYUSB3304-68LTXC chip to expand the USB interface because the iMx processor integrates fewer USB interfaces. The USB3.0 interface can be connected with the 5G module to realize 5G network communication.

5. WIFI module interface circuit and solid state disk interface circuit.

6. The system comprises a 4G network module interface circuit, an audio acquisition output interface circuit and an audio acquisition input interface circuit.

7. The interface circuit of the image sensing chip can be connected with two image sensing chips to form hardware conditions for realizing binocular vision recognition technology.

8. The HDMI interface circuit can be connected with a display with an HDMI interface for displaying images and an operating system interface.

9. SD card interface circuit, operating system application program debugging information output interface circuit, RF433 module interface circuit.

3. Software part of control host

The utility model transplants the Linux5.4.3 system kernel in the control host, develops and designs a set of security defense linkage control program and a database for storing equipment information in the system, the program is used as a process in the system, and the program can be automatically operated after the system is started.

The program controls the RF433 module and the WIFI network module, the RF433 module of the control host and the equipment terminal module form an RF433 wireless network, the communication control can be performed, the WIFI network module of the control host and the WIFI of the mobile phone end perform data communication control, and the wireless network connection principle of the whole system is shown in figure 1.

On the basis of the establishment of the hardware system, the programming logic idea in the control host system is described according to the relation of the hardware architecture, and the programming logic idea is described in the form of a logic function diagram.

As shown in fig. 7, the figure describes the main design concept of the program of the control host, and the communication control process between the control host and the device, and how to establish the coordinated control concept with the device. The sensing equipment and the executing equipment can be freely associated through the control host, so that linkage control is realized.

The process of processing the RF433 module data packet is received by the host:

in the process of creating the RF433 to receive the data packet, a timer is started, the timing time is set, the RF433 is bound to receive the data packet, and when the timing time is up, the data packet transmitted by the RF433 module is collected. According to the normal thought, the data packet should be received in real time without interruption, but in doing so, a lot of CPU resources are consumed, and real-time collection in the true sense is not possible, generally, the RF433 data packet is collected at a faster time interval, the terminal device sends the data packet, and several frames of data packets are sent, and the time axis of the data packet is shown in fig. 8.

After the RF433 data packet is collected, the comparison lookup is needed at the data packet buffer address: the packet head, the packet length, the packet body and the packet tail are used for filtering out a complete data packet, and the format of the data packet of one frame is shown in the following table:

the length refers to the length of the sum of the terminal MAC, the host MAC, the device code and the control code, and the verification is that the data of the terminal MAC, the host MAC, the device code and the control code are verified.

After the host receives the RF433 data packet, the host sends a response data packet to the terminal according to the terminal MAC address in the data packet, so as to ensure a complete communication process and reduce the error execution rate.

Referring to fig. 7, the control host is configured to:

initializing a radio frequency communication module and a network communication module;

creating a database for storing device information of the functional device;

creating a radio frequency data receiving thread and a radio frequency data sending thread for communicating with the functional equipment;

and creating a network data receiving thread and a network data sending thread which are used for accessing the Internet and communicating with the intelligent terminal.

The step of creating the database specifically comprises the following steps: creating a database table comprising the following items (i.e. the device information comprises): device ID, device status, device connection status, binding device ID.

In some embodiments, the radio frequency data receiving thread is to:

detecting whether the radio frequency communication module receives a data packet or not at regular time;

when the data packet is detected, analyzing the data packet;

judging the type of the data packet according to the analysis result, and then carrying out corresponding processing according to the type of the data packet.

In some embodiments, the data packet is sent by the functional device to the control host through a radio frequency communication module, and multiple frames of data packets are sent each time;

the step of parsing the data packet includes: and comparing and searching the received multi-frame data packets, and filtering out a complete data packet.

In some embodiments, the type of the data packet is determined according to the analysis result, and then corresponding processing is performed according to the type of the data packet, including the following steps:

if the type of the data packet is a device connection message, forwarding the data packet to a network data sending thread;

if the type of the data packet is a device state message, acquiring device information of the data packet, and inquiring whether the device information exists in a database;

if so, responding to the data packet, otherwise, ignoring the data packet.

In some embodiments, the step of responding to the data packet comprises:

forwarding the data packet to a network data sending thread;

inquiring whether the equipment information in the database is bound with linkage equipment or not;

if yes, the equipment information of the corresponding linkage equipment is taken out, the equipment information of the linkage equipment is packaged into a data packet, and the data packet is sent to a radio frequency data sending thread.

In some embodiments, the radio frequency data transmission thread is configured to:

detecting whether a data packet to be processed is received or not at regular time;

and sending the data packet to be processed to corresponding functional equipment through the radio frequency communication module.

In some embodiments, the network data receiving thread is to:

detecting whether the network communication module receives a data packet or not at regular time;

when the data packet is detected, analyzing the data packet;

judging whether the source of the data packet is an intelligent terminal after analysis;

responding to the data packet if the source is the intelligent terminal, otherwise ignoring the data packet.

In some embodiments, the step of responding to the data packet comprises:

judging the type of the data packet, and carrying out corresponding processing according to the type of the data packet;

when the type of the data packet is a device control message, the message is encapsulated into a radio frequency data packet and forwarded to a radio frequency data sending thread;

when the type of the data packet is binding equipment information, writing equipment information of equipment to be bound in the information into a database;

when the type of the data packet is a terminal login message, extracting the device information of all the functional devices from the database, encapsulating the device information into a network data packet, and forwarding the network data packet to a network data sending thread.

It should be understood that, although the steps in the flowchart of fig. 7 are shown in sequence as indicated by the arrows, the steps are not necessarily performed in sequence as indicated by the arrows. The steps are not strictly limited to the order of execution unless explicitly recited herein, and the steps may be executed in other orders. Moreover, at least some of the steps in fig. 7 may include multiple sub-steps or stages that are not necessarily performed at the same time, but may be performed at different times, or the order in which the sub-steps or stages are performed is not necessarily sequential, but may be performed in rotation or alternatively with at least a portion of the sub-steps or stages of other steps or steps.

It is to be understood that the same or similar parts in the above embodiments may be referred to each other, and that in some embodiments, the same or similar parts in other embodiments may be referred to.

It should be noted that in the description of the present application, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present application, unless otherwise indicated, the meaning of "plurality" means at least two.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and further implementations are included within the scope of the preferred embodiment of the present application in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present application.

It should be understood that portions of the methods of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above-described embodiments, the various steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, may be implemented using any one or combination of the following techniques, as is well known in the art: discrete logic circuits having logic gates for implementing logic functions on data signals, application specific integrated circuits having suitable combinational logic gates, programmable Gate Arrays (PGAs), field Programmable Gate Arrays (FPGAs), and the like.

Those of ordinary skill in the art will appreciate that all or a portion of the steps carried out in the method of the above-described embodiments may be implemented by a program to instruct related hardware, where the program may be stored in a computer readable storage medium, and where the program, when executed, includes one or a combination of the steps of the method embodiments. The above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, or the like.

In addition, each functional unit in each embodiment of the present application may be integrated in one processing module, or each unit may exist alone physically, or two or more units may be integrated in one module. The integrated modules may be implemented in hardware or in software functional modules. The integrated modules may also be stored in a computer readable storage medium if implemented in the form of software functional modules and sold or used as a stand-alone product.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.

Claims

1. An intelligent home security defense coordinated control system, which is characterized by comprising: functional equipment, a control host and an intelligent terminal; the functional device comprises a sensing device and an executing device;

2. The system of claim 1, wherein the sensing device comprises one or more of: smoke sensor, temperature sensor, air quality sensor, infrared sensor.

3. The system of claim 1, wherein the execution device comprises one or more of: electric lamp, electronic lock, camera, fan, air conditioner.

4. The system according to claim 1, wherein the control host is configured to obtain device information of the sensing device and the executing device after the communication connection is established;

5. The system of any of claims 1-4, wherein the radio frequency communication module is an RF433M communication module and the network communication module is a WiFi module.

6. The system of any one of claims 1-4, wherein the control host comprises: a core plate; the core board adopts a Flash Rom of an i.MX8M processor chip, a 2GB-LPDDR4 memory chip and a 16 GB-EEMC.

7. The system of claim 6, wherein the control host further comprises: and the power supply processing circuit is used for supplying power to the core board.

8. The system of claim 6, wherein the control host further comprises: a WIFI module interface circuit; the WIFI module interface circuit is used for connecting the processor chip of the core board and the network communication module.

9. The system of claim 8, wherein the control host further comprises: an image sensing chip interface circuit; the image sensing chip interface circuit is connected with the processor chip of the core board and is used for externally connecting with the image sensing chip.

10. The system of claim 8, wherein the control host further comprises: an HDMI interface circuit; the HDMI interface circuit is connected with the processor chip of the core board and used for externally connecting a display with an HDMI interface.