CN102434939A

CN102434939A - Central air-conditioning monitoring system based on embedded Web server

Info

Publication number: CN102434939A
Application number: CN201110288461XA
Authority: CN
Inventors: 孟庆山; 孟繁友
Original assignee: YANTAI LANDE AIR CONDITIONING INDUSTRIES Co Ltd
Current assignee: YANTAI LANDE AIR CONDITIONING INDUSTRIES Co Ltd
Priority date: 2011-09-27
Filing date: 2011-09-27
Publication date: 2012-05-02

Abstract

The invention discloses a central air-conditioner monitoring system based on an embedded Web server. The central air-conditioner monitoring system comprises a central air-conditioner control system (5) and is in characterized in that: an embedded Web server (1) is communicated with the central air-conditioner control system (5) through a communication interface (4), a webpage document is preset in the embedded Web server (1), a PC (Personal Computer), a tablet PC, a smart phone are directly communicated with the embedded Web server (1) or are communicated with the embedded Web server (1) through a router (3) or a wireless transmitter-receiver set (2); a special software is not needed to be preloaded in intelligent equipment through an Ethernet, cross-platform remote control of an air-conditioner can be achieved through a browser, therefore, an intelligent level of traditional equipment can be improved, operation is convenient, cost is low, and the central air-conditioner monitoring system is easy to popularize.

Description

Central air-conditioning monitoring system based on embedded web server

Technical field

The present invention relates to central air-conditioning monitoring technique field, is a kind of central air-conditioning monitoring system based on embedded web server specifically, uses browser that central air-conditioning is realized cross-platform remote monitoring through Ethernet.

Background technology

At present, in the monitoring field of central air-conditioning, mainly wait through button, indicator lamp, touch-screen alternately and realize, the operator can only carry out the parameter setting, control etc. central air conditioner main machine at the machine room scene.Part central air-conditioning user; Can use the mode of DDC control to realize the remotely intelligently monitoring of equipment through the communication interface or the collection in worksite service data of central air conditioner main machine; This method need be installed custom-designed operating software on monitoring equipment, can only after being aided with various hardware interfaces on the appointment monitoring equipment, realize, is difficult for moving; Specialization is strong, workload is big, expense is high, versatility is poor, is difficult to promote.

Summary of the invention

The objective of the invention is to overcome the deficiency of above-mentioned prior art; And a kind of central air-conditioning monitoring system based on embedded web server is provided, mainly solve existing central air-conditioning monitoring system remote monitoring mode and be difficult for mobile, specialized strong, problems such as workload is big, expense is high, versatility difference.

In order to achieve the above object; The present invention is achieved in that the central air-conditioning monitoring system based on embedded web server; It comprises central air conditioning system; Its special character is that embedded web server passes through communication interface and central air conditioning system communication; Preset web document in the embedded web server, PC, panel computer, smart mobile phone be directly or through router or through wireless transmitter and embedded web server communication, and the interactive function realization through browser is to the monitoring of central air conditioner system.

Central air-conditioning monitoring system based on embedded web server of the present invention; Be provided with processor in its described embedded web server; Processor is connected with the ethernet physical layer module; At processor or the integrated ethernet module of ethernet physical layer inside modules, the ethernet physical layer module be connected with radio network interface with ethernet network interface or with the two one of be connected; Processor with communication interface, data storage device, input/output interface, display module is set, power module is connected.

Central air-conditioning monitoring system based on embedded web server of the present invention; Described Embedded Web server can be a separate equipment; Or in insert central air conditioning system, as the part of existing central air conditioning system, through communication modes and central air conditioning system communications such as RS232C, RS485, I2C, SPI, CAN; The various parameters that central air-conditioning moves are gathered or be provided with to swap data.Preset web document in the embedded web server; With the various smart machines that have Web browser such as PC, panel computer, mobile phone in the LAN; Use cross spider directly to connect, or use parallel lines to connect, or connect through wireless modes such as Wi-Fi, bluetooths through router; Use the Http agreement, swap data between Web browser and the embedded web server.

Mainly contain microprocessor in the embedded web server, the microprocessor that has ethernet mac can directly be connected with ethernet physical layer PHY, and common microprocessor can be connected with the chip of integrated ethernet mac and PHY, and MII or RMII Ethernet interface are provided.Can inner integrated Wi-Fi in the embedded web server, radio network interface such as bluetooth, also can externally use wireless transmitting-receiving equipments through network interface.

Embedded web server can be provided with diverse network interfaces such as RS232C, RS485, I2C, SPI, CAN and be connected with microprocessor, uses standard agreement or custom protocol and central air conditioning system communication.

The inner memory devices such as FLASH or use SD card that embed of embedded web server use FTPs such as TFTP, FTP, the file in the managed storage device.The web page files of making in advance is stored in these memory devices, and when Web browser connected, microprocessor just was transferred to Web browser with specified file, shows, and realizes the exchanges data with central air conditioning system.

Compared with present technology central air-conditioning monitoring system based on embedded web server of the present invention has outstanding substantive distinguishing features and marked improvement: 1, adopt in the embedded web server and preset web document; Be connected with the various smart machines that have Web browser; Use the Http agreement, swap data between Web browser and the embedded web server not be used in and pre-installs special-purpose software on the watch-dog; Just can realize monitoring to central air conditioner system, easy and simple to handle; 2, the various smart machines that have Web browser such as the PC in the wide area network, panel computer, mobile phone also can be logined the internet net through gateway in a different manner, visit embedded web server, reach the purpose of remote monitoring; 3, utilize the internet technology; Through embedded web server provide a kind of real-time online, whenever and wherever possible, accurate efficient, with low cost, the control mode that is easy to promote; Can realize cross-platform remote monitoring to central air-conditioning, improve the intelligent level of conventional equipment.

Description of drawings:

Fig. 1 is a syndeton sketch map of the present invention;

Fig. 2 is the internal structure sketch map that the present invention is based on embedded web server.

The specific embodiment:

In order to understand better and to implement, provide specific embodiment below in conjunction with accompanying drawing and specify the central air-conditioning monitoring system that the present invention is based on embedded web server.

Embodiment 1; Referring to Fig. 1,2, design embedded web server 1 has processor 11 in the embedded web server 1; Processor 11 can adopt STM32F107VC; It is the strong product of a performance in STM32 interconnected type (Connectivity) Series of MCU released of STMicw Electronics, integrated various high-performance industry standard interfaces, and Ethernet 10/100 MAC module;

Processor 11 is connected with ethernet physical layer module 14, at processor 11 or ethernet physical layer module 14 inner integrated ethernet modules; STM32F107VC adopts RMII or MII interface to be connected with Ethernet PHY chip DM9161A; DM9161A is a 10/100Mbps Fast Ethernet physical layer transceiver chip; Meet the IEEE802.3.10BASE-T/100BASE-TX agreement, meet the ANSIX3T12TP-PMD1995 standard; DM9161A is connected with standard RJ45 interface, supports parallel crossover network cables self adaptation; Processor 11 also with communication interface 12, data storage device 13, input/output interface 18, display module 19 is set, power module 17 is connected; Ethernet physical layer module 14 is connected with radio network interface 16 with ethernet network interface 15, also can with the two one of be connected; Embedded web server 1 can inner integrated wireless R-T unit 2, also can be that independently external equipment is connected with embedded web server 1 through network interface, presets web page files in the embedded web server 1;

The communication interface 4 that embedded web server 1 in control on-the-spot 6 is formed through RS232C, RS485, I2C, SPI, CAN etc.; Use standard agreement (such as Modbus RTU etc.) or custom protocol and central air conditioning system 5 communications; Gather or be provided with the various parameters of central air-conditioning operation; Embedded web server 1 can be separate equipment, also can be implanted into central air conditioning system 5, as the part of central air conditioning system 5; Preset web document in the embedded web server 1, be connected with router three or wireless transmitter 2;

User in the LAN 7; The PC browser IE of use Windows operating system, Firefox etc. and apple iOS, the panel computer of andriod operating system, the browser of smart mobile phone etc.; Directly or through router three or through wireless transmitter 2 and embedded web server 1 communication, Ethernet or Wi-Fi with regard to user rs authentication after, through the interactive function of browser; Show the various operation informations of central air-conditioning, and can carry out various operation setting central air-conditioning;

User in the wide area network 8, as long as login internet just can pass through gateway, the user's identical functions in realization and the LAN 7.

Cooperate above hardware; The transplanting ICP/IP protocol stack LwIP that increases income realizes Telnet Telnet, TFTP file transfer and HTTP webpage function etc.; The transplanting file system EFSL that increases income; Support the operation of SD card, can easily the webpage that upgrades be transferred in the SD card through TFTP in the use, supply the HTTP web page access.

The foregoing description is used for the present invention that explains, rather than limits the invention, and in claim protection domain of the present invention, to any modification and the change that the present invention makes, all is protection scope of the present invention.

Claims

1. based on the central air-conditioning monitoring system of embedded web server; It comprises central air conditioning system (5); It is characterized in that embedded web server (1) is through communication interface (4) and central air conditioning system (5) communication; Embedded web server presets web document in (1), and PC, panel computer, smart mobile phone are directly or through router (3) or through wireless transmitter (2) and embedded web server (1) communication.

2. the central air-conditioning monitoring system based on embedded web server according to claim 1; It is characterized in that being provided with in the described embedded web server (1) processor (11); Processor (11) is connected with ethernet physical layer module (14); At processor (11) or the inner integrated ethernet module of ethernet physical layer module (14), ethernet physical layer module (14) be connected with radio network interface (16) with ethernet network interface (15) or with the two one of be connected; Processor (11) with communication interface (12), data storage device (13), input/output interface (18), display module (19) is set, power module (17) is connected.

3. the central air-conditioning monitoring system based on embedded web server according to claim 1 and 2 is characterized in that described embedded web server (1) for separate equipment, or in insert central air conditioning system (5).

4. the central air-conditioning monitoring system based on embedded web server according to claim 1 and 2; It is characterized in that described wireless transmitter (2) is inner integrated by embedded web server (1), or independently external equipment is connected with embedded web server (1) through network interface.