CN116112942A - Intelligent building network system - Google Patents

Abstract

The invention discloses an intelligent building network system, which comprises a communication gateway, an Internet of things gateway and edge control equipment, wherein the edge control equipment is connected with a public network and a private network of an intelligent building in an up-connection manner, and a plurality of communication gateways are connected in a down-connection manner; the communication gateway is connected with a plurality of Ethernet communication front-end devices and an Internet of things gateway in a down-link mode; the gateway of the Internet of things is connected with a plurality of front-end devices of the Internet of things in a descending mode; and unified end-to-end VLAN channels are arranged among the edge control equipment, the communication gateway and the Internet of things gateway for each type of Internet of things service and communication service of the intelligent building. The invention has the advantages that various communication front-end devices and the front-end sensing devices of the Internet of things in the building are uniformly connected into the edge control device through the gateway of the Internet of things and the communication gateway, so that uniform deployment and uniform management are realized, and the implementation difficulty of building intellectualization is reduced.

Description

Intelligent Building Network System

technical field

The invention relates to the field of building intelligence, in particular to an intelligent building network system.

Background technique

Intelligent buildings use computer control technology and Internet of Things technology to connect fire protection systems, security systems, air conditioning monitoring, elevator systems, energy consumption monitoring, lighting systems, and conference systems in buildings through various devices, sensors, and actuators. It conducts overall analysis and processing so that managers can access, control and monitor various systems in the building, improve management and operation efficiency, and effectively ensure a comfortable working environment in the building, save energy and reduce operating costs.

But at present, in smart buildings, because smart buildings involve a variety of front-end equipment and communication equipment, such as 4G/5G, WiFi, Bluetooth, etc. It is difficult to unify the implementation and deployment of various front-end equipment and communication equipment, resulting in complex construction projects and difficult implementation. At the same time, various full-section equipment involves the laying of many cables, which not only occupies a large amount of corridor and ceiling space, greatly affects the appearance, but also makes the later maintenance extremely complicated.

Contents of the invention

The purpose of the present invention is to provide an intelligent building network system, which is used to solve the problem of complex deployment of various equipment and systems and affecting the appearance in the process of intelligent building.

To achieve the above object, the present invention takes the following technical solutions:

The intelligent building network system described in the present invention includes a communication gateway, an Internet of Things gateway, and an edge control device;

The edge control device is connected to the public network and private network of the intelligent building, and connected to several communication gateways;

The communication gateway downlinks several Ethernet communication front-end devices and the IoT gateway;

The Internet of Things gateway downlinks several Internet of Things front-end devices;

A unified end-to-end VLAN channel is set up between the edge control device, the communication gateway and the IoT gateway for each type of IoT business and communication business of the smart building.

Further, the edge control device includes several virtual IoT management modules for managing and controlling the IoT front-end device, including automatic device discovery, automatic device access, device authentication, and IoT data access.

Further, the edge control device includes a wireless control module, a wired control module, and a WLAN control module, which are used to manage and control the Ethernet communication front-end equipment, including automatic device discovery, automatic device access, device authentication, communication data access.

Further, the wireless control module includes 4G and 5G POI, HUB or BBU.

Further, switching aggregation is set between the edge control device and the communication gateway.

Further, the communication gateway includes an indoor distribution device and an Ethernet switch; the hybrid module is an uplink interface of the communication gateway.

Further, the cable mixing module includes an indoor distribution cable interface and an Ethernet cable interface.

Further, the indoor distribution device is connected to the indoor distribution antenna; the Ethernet switch is connected to WIFI and the Internet of Things gateway.

Further, the IoT gateway includes an Ethernet switch and a protocol conversion module connected to the Ethernet switch; the Ethernet switch is an uplink interface of the IoT gateway, and the protocol conversion module is a downlink interface of the IoT gateway.

Further, the protocol conversion module converts or encapsulates the IoT service data collected by the IoT front-end device into an Ethernet signal, and uploads it to the Ethernet switch in the IoT gateway through a corresponding VLAN channel.

Further, the IoT front-end equipment includes IoT sensing equipment; the IoT sensing equipment includes illumination monitoring equipment, radar monitoring equipment, smoke detection equipment, environmental monitoring equipment, navigation and positioning equipment, RFID equipment, security monitoring equipment, Temperature and humidity monitoring equipment, PM25 monitoring equipment, _CO2 monitoring equipment, indoor personnel detectors.

Further, the Ethernet communication front-end equipment includes indoor distributed antennas, WIFI, and Bluetooth.

Further, the communication gateway, the Internet of Things gateway, the communication front-end device or the Internet of Things front-end device is built in the lighting fixture.

The advantage of the present invention is that all kinds of communication front-end devices and Internet of Things front-end sensing devices in the building are connected to the edge control device through the Internet of Things gateway and the communication gateway, so as to realize unified deployment and unified management, and reduce the difficulty of implementing building intelligence. At the same time, IoT gateways, IoT gateways, communication front-end equipment or IoT front-end equipment can be built into lighting fixtures, and their lines can be laid together with lighting lines, which solves the problem of many lines and affects the appearance, and is also convenient for later installations. Maintenance, effectively solve construction and management problems, and greatly improve construction and operation efficiency.

Description of drawings

Fig. 1 is a schematic diagram of the frame structure of the intelligent building network system of the present invention.

Fig. 2 is a schematic diagram of the frame structure of the edge control device according to the present invention.

Fig. 3 is a schematic diagram of the frame structure of the communication gateway of the present invention.

Fig. 4 is a schematic structural diagram of the IoT gateway framework of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below, obviously, the described embodiments are only some of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

As shown in Figure 1, the intelligent building network system described in the present invention includes a communication gateway, an Internet of Things gateway, and an edge control device;

Among them, the edge control device is connected to the public network and private network of the intelligent building, and is equipped with management and control modules for various communication and Internet of Things facilities, and performs corresponding management and control on various front-end devices. The edge control device is connected to several communication gateways; the communication gateway is connected to several Ethernet communication front-end devices and IoT gateways to converge the signals of related front-end devices; the IoT gateway is connected to several IoT front-end devices to converge the signals of related IoT front-end devices Signals, and convert or encapsulate various protocols into standard Ethernet signals.

At the same time, a unified end-to-end VLAN channel is set up between the edge control device, the communication gateway and the IoT gateway for each type of IoT business and communication business of the smart building, so as to realize network bandwidth isolation and security isolation. Realize that each type of IoT business and communication business in the building can be uploaded from the Ethernet communication front-end device or IoT front-end device to the communication gateway along its dedicated VLAN channel, and then uploaded to the edge control device, and then distributed and uploaded by the edge control device to Corresponding public network or private network, such as wireless core network, wired network and private network of intelligent building integrated management system, so as to realize the orderly arrangement of various network equipment in the building, unified deployment of lines, unified management and distribution, and reduce the cost of intelligent building Difficulty of implementation.

Specifically, as shown in Figure 2, the edge control device includes several virtual IoT management modules, such as IoT management modules 1, 2, n, etc., and various types of IoT front-ends are connected to corresponding management modules to perform various services And front-end terminal access control and authentication.

The edge control device also includes a wireless control module, a wired control module, a WLAN control module, and the like.

Among them, the virtual IoT management module can manage and control the front-end devices of the IoT, including automatic device discovery, automatic device access, device authentication, and IoT data access, and can also enable IoT business data to be connected to the private network. , such as intelligent building integrated management system, etc. Users of smart buildings can log in to the smart building integrated management system through terminal devices or mobile clients to view, manage and control IoT business data, realizing building IoT and intelligent management.

Wireless control module, wired control module, WLAN control module, etc. are used to manage and control Ethernet communication front-end equipment, including automatic equipment discovery, equipment automatic access, equipment authentication, communication data access, and can upload communication business data To the public or private network of the building.

The wireless control module can be independently connected to the operator's 4G and 5G wireless core network; depending on the scale of the specific scene, the wireless control module can be equipped with POI equipment, indoor distribution HUB, etc., and can also be used in large-scale scene applications. The BBU device is set in the control module.

The WLAN control module can implement AC functions and other related management and control functions.

As shown in Figure 3, the communication gateway includes indoor distributed RRU devices and Ethernet switches; it connects to indoor distributed antennas through indoor distribution devices, and connects to WIFI, IoT gateways and other networking devices through Ethernet switches. Indoor distributed antennas, WIFI, Bluetooth and other networking devices together constitute the Ethernet communication front-end equipment.

The Ethernet communication front-end equipment converges the communication service data, uploads it to the edge control device through the uplink interface of the communication gateway, and then distributes it to the wireless control module, wired control module, WLAN control module, etc. network or private network.

The uplink interface of the communication gateway is a hybrid module, which includes both indoor distribution cable interfaces and Ethernet cable interfaces, so that indoor distribution cables and Ethernet cables can be compounded into a group of interfaces, thereby simplifying line layout .

The Internet of Things gateway is the link between the sensory network and the traditional communication network, and realizes the protocol conversion between the sensory network and the communication network, as well as between different types of sensory networks. Can realize wide-area interconnection. Local interconnection is also possible. In addition, the IoT gateway also needs to have a device management function. Through the IoT gateway device, it can manage the sensing nodes at the bottom layer, understand the relevant information of each node, and realize remote control.

As shown in Figure 4, the IoT gateway includes an Ethernet switch and several protocol conversion modules connected to the Ethernet switch; the protocol conversion module connects several IoT front-end devices, such as light monitoring equipment, radar monitoring equipment, smoke detection equipment, environmental Monitoring equipment, navigation and positioning equipment, RFID equipment, security monitoring equipment, temperature and humidity monitoring equipment, PM25 monitoring equipment, _CO2 monitoring equipment, indoor personnel detectors, etc. At the same time, the protocol conversion module can convert or encapsulate the Internet of Things service data collected by the Internet of Things front-end equipment into Ethernet signals, and upload them to the Ethernet switch in the Internet of Things gateway through the VLAN channel corresponding to the Internet of Things service data. The Ethernet switch is used as the uplink interface of the IoT gateway, uplinked to the communication gateway, and then uplinked to the edge control device by the communication gateway, distributed to each virtual IoT management module by the edge control device, and uplinked to the building The public network or private network realizes the building Internet of things and intelligent management.

Between the edge control device and the built-in Ethernet switch of the communication gateway and the IoT gateway, a unified VLAN channel is set up end-to-end for different IoT and communication services to realize virtual network bandwidth isolation and security isolation. IoT applications establish end-to-end virtual channels. For Internet services such as WiFi, services that need to be connected to the public network are connected through the wired access control module. Services that do not need to go out of the public network, such as intelligent building services, are directly connected to the local intelligent building integrated management system. For 4G/5G indoor distribution services, the uplink from the communication gateway to the edge control device establishes an independent physical channel.

In order to further facilitate management, increase the ability of the edge control device to connect to the communication gateway, increase the ability of the communication gateway to connect to the Ethernet communication front-end device and the Internet of Things gateway, and exchange aggregation can also be set between the edge control device and the communication gateway. And in order to reduce the implementation difficulty of building intelligence, solve the problems of building intelligent layout with many lines, affecting the appearance, and inconvenience in later maintenance, communication gateways, Internet of Things gateways, communication front-end devices or Internet of Things front-end devices can be built into lighting fixtures, The communication line and the Internet of Things line can be laid out together with the lighting line in the building, which reduces the space occupied by the line, and can be planned in a unified manner and laid out at one time, which greatly improves the convenience of implementation and is conducive to promoting intelligent buildings.

The present invention connects all kinds of communication front-end devices and Internet of Things front-end sensing devices in the building to the edge control device through the Internet of Things gateway and the communication gateway, realizes unified deployment and unified management, and reduces the implementation difficulty of building intelligence. At the same time, IoT gateways, IoT gateways, communication front-end equipment or IoT front-end equipment can be built into lighting fixtures, and their lines can be laid together with lighting lines, which solves the problem of many lines and affects the appearance, and is also convenient for later installations. Maintenance, effectively solve construction and management problems, and greatly improve construction and operation efficiency.

The specific implementation method of the present invention will be described below by taking the Internet of Things and Ethernet deployment system of a building as an example.

The IoT terminal equipment in the building, such as smoke detection equipment, is connected to the protocol conversion module in the IoT gateway through wired or wireless, and the protocol conversion module encapsulates or converts the data of the smoke detection equipment into Ethernet data and sends it to the IoT gateway The internal Ethernet switch is sent by the Ethernet switch to the communication gateway connected to the Internet of Things gateway. After receiving the information, the Ethernet switch in the communication gateway continues to send it to its uplinked edge control device. The edge control device distributes the information to the corresponding network.

Before the data is uploaded and distributed, a unified VLAN channel is set up end-to-end for different Internet of Things and communication services between the edge control device and the built-in Ethernet switch of the communication gateway and IoT gateway. That is to say, smoke detection equipment is a kind of Internet of Things business. After the monitored data is encapsulated and converted by the protocol conversion module in the Internet of Things gateway and sent to the Ethernet switch in the Internet of Things gateway, the data will The transmission is carried out in the VLAN channel of the sensor monitoring device. Finally, the edge control device distributes the data to the corresponding private network, so that the data collected and monitored by all the smoke monitoring devices in the building can be aggregated through the VLAN channel.

The same is true for Ethernet communications within buildings. Including wired network, wireless network, WiFi, 4G, 5G and other mobile signals.

Claims (13)

1. An intelligent building network system, characterized in that: the system comprises a communication gateway, an Internet of things gateway and edge control equipment;

the edge control equipment is connected with a public network and a private network of the intelligent building in an up-connection mode, and is connected with a plurality of communication gateways in a down-connection mode;

the communication gateway is connected with a plurality of Ethernet communication front-end devices and the gateway of the Internet of things in a down-link mode;

the gateway of the Internet of things is connected with a plurality of front-end devices of the Internet of things in a downlink mode;

and unified end-to-end VLAN channels are arranged among the edge control equipment, the communication gateway and the Internet of things gateway for each type of Internet of things service and communication service of the intelligent building.

2. The intelligent building network system of claim 1, wherein: the edge control equipment comprises a plurality of virtual internet of things management modules and is used for managing and controlling the front-end equipment of the internet of things, wherein the virtual internet of things management modules comprise automatic equipment discovery, automatic equipment access, equipment authentication and internet of things data access.

3. The intelligent building network system of claim 1, wherein: the edge control device comprises a wireless control module, a wired control module and a WLAN control module, and is used for managing and controlling the Ethernet communication front-end device, and comprises automatic device discovery, automatic device access, device authentication and communication data access.

4. An intelligent building network system according to claim 3, wherein: the wireless control module comprises 4G and 5G POIs, HUBs or BBUs.

5. An intelligent building network system according to claim 1 or 2 or 3, wherein: and switching convergence is arranged between the edge control equipment and the communication gateway.

6. The intelligent building network system of claim 1, wherein: the communication gateway comprises indoor distribution equipment and an Ethernet switch; the mixed line module is an uplink interface of the communication gateway.

7. The intelligent building network system of claim 6, wherein: the hybrid cable module comprises an indoor distribution cable interface and an Ethernet cable interface.

8. The intelligent building network system of claim 6, wherein: the indoor distribution equipment is connected with indoor distribution antennas in a downlink mode; and the Ethernet switch is connected with the WIFI and the gateway of the Internet of things in a downlink mode.

9. The intelligent building network system of claim 1, wherein: the gateway of the Internet of things comprises an Ethernet switch and a protocol conversion module connected with the Ethernet switch; the Ethernet switch is an upper connection port of the gateway of the Internet of things, and the protocol conversion module is a lower connection port of the gateway of the Internet of things.

10. The intelligent building network system of claim 9, wherein: and the protocol conversion module converts or encapsulates the service data of the Internet of things, which is acquired by the front-end equipment of the Internet of things, into an Ethernet signal, and the Ethernet signal is uploaded to the Ethernet switch in the gateway of the Internet of things through a corresponding VLAN channel.

11. The intelligent building network system according to claim 1 or 2, wherein: the front-end equipment of the Internet of things comprises Internet of things sensing equipment; the thing allies oneself with response equipment includes illumination monitoring facilities, radar monitoring facilities, smoke monitoring facilities, environmental monitoring facilities, navigation positioning equipment, RFID equipment, security protection monitoring facilities, humiture monitoring facilities, PM25 monitoring facilities, CO ₂ Monitoring equipment, indoor personnel detector.

12. An intelligent building network system according to claim 1 or 3, wherein: the Ethernet communication front-end equipment comprises an indoor distributed antenna, WIFI and Bluetooth.

13. The intelligent building network system of claim 1, wherein: the communication gateway, the Internet of things gateway, the communication front-end equipment or the Internet of things front-end equipment are arranged in the lighting lamp.

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