CN103533033A - Central air conditioning control system and control method compatible with local area network and wide area network - Google Patents
Central air conditioning control system and control method compatible with local area network and wide area network Download PDFInfo
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Abstract
The invention discloses a central air conditioning control system and control method compatible with a local area network and a wide area network. The system comprises an air conditioning gateway, a wireless router and a remote server. The method comprises the following steps: analyzing a carried account, an MAC (Media Access Control) address of the air conditioning gateway and an IP (Internet Protocol) address of the intelligent terminal by the remote server when receiving a connection request transmitted by an intelligent terminal through the wide area network; establishing the connection correspondence of the IP address of the intelligent terminal and the IP address of the air conditioning gateway; forwarding a received control request transmitted by the intelligent terminal to the air conditioning gateway; controlling a central air conditioning by the air conditioning gateway according to the forwarded control request; controlling the central air conditioning according to the received control request if the air conditioning gateway receives the control request transmitted by the intelligent terminal in the local area network. According to the technical scheme, a user can control the central air conditioning through the intelligent terminal in the local area network and the wide area network respectively, so that the user can more conveniently control the central air conditioning and the user experience is improved.
Description
Technical field
The present invention relates to field of air conditioning, relate in particular to central air conditioning system and the control method of a kind of compatible local area network (LAN) and wide area network.
Background technology
Along with social development and the progress of air-conditioning technical, the range of application of central air-conditioning spreads to individual shelter from heavy constructions such as office building, office buildings gradually.
Central air-conditioning generally includes indoor set and off-premises station, and an off-premises station can be with many indoor sets, forms a unit; Off-premises station in same unit and indoor set are shared same system address, and each indoor set in this unit has address of indoor unit separately.
Each indoor set in same unit is connected with the off-premises station of this unit by universal serial bus; The off-premises station of each unit is also connected by universal serial bus.Universal serial bus can be specifically HBS(Home Bus System, home bus system) or RS(Rcommended standard, proposed standard bus) 485 buses.
Along with the userbase of central air-conditioning expands gradually, also more and more deep to the research of central air conditioning system.At present, the central air conditioning system central air-conditioning controlled based on local area network (LAN) and the central air conditioning system of central air-conditioning being controlled based on wide area network on market, have been there is.
The configuration diagram of the central air conditioning system based on local area network (LAN), as shown in Figure 1, generally includes: air-conditioning gateway 101, wireless router 102 and intelligent terminal 103.
Air-conditioning gateway 101 can with one of the local area network (LAN) LAN port of wireless router 102 wired connection, also can with wireless router 102 wireless connections, the concrete mode of wireless connections can be wifi(Wireless Fidelity, Wireless Fidelity) connected mode;
The local area network (LAN) at air-conditioning gateway 101, wireless router 102 and intelligent terminal 103 places is supported TCP/IP(Transmission Control Protocol/Internet Protocol conventionally) communications protocol;
Air-conditioning gateway 101 is also connected with each air conditioner of central air-conditioning by universal serial bus; Particularly, air-conditioning gateway 101 can access the universal serial bus that any one off-premises station is connected with indoor set.
A kind of concrete grammar flow process that intelligent terminal 103 is controlled central air-conditioning by local area network (LAN), as shown in Figure 2, can comprise the steps:
S201: intelligent terminal 103, according to the LAN IP address of the air-conditioning gateway 101 of user's input, sends connection request by wireless router 102 to air-conditioning gateway 101.
S202: air-conditioning gateway 101 receives after connection request, returns to connect to intelligent terminal 103 by wireless router 102 and sets up message.
S203: intelligent terminal 103 receives to connect and sets up after message, the control that sends TCP/IP form to air-conditioning gateway 101 by wireless router 102 is asked.
S204: air-conditioning gateway 101 is converted to the control request of the TCP/IP form receiving the control request that meets universal serial bus (for example HBS bus) form.
S205: air-conditioning gateway 101 passes through HBS bus to each indoor set broadcast transmission of central air-conditioning by the control request of the HBS form being converted to.
S206: the indoor set of central air-conditioning receives after the control request of HBS form, if confirm, the address of wherein carrying is identical with the address of this indoor set, according to the control request receiving, changes the state parameter of this indoor set.
The configuration diagram of the central air conditioning system based on wide area network, as shown in Figure 3, generally includes: air-conditioning gateway 301, wireless router 302 and intelligent terminal 303.
A kind of concrete grammar flow process that intelligent terminal 303 is controlled central air-conditioning by wide area network, as shown in Figure 4, can comprise the steps:
S401: after the domain name of the air-conditioning gateway 301 of intelligent terminal 303 reception user inputs, the control that sends TCP/IP form to this domain name by wide area network is asked.
S402: the dynamic domain name server device in wide area network receives after the control request and the domain name as its recipient of TCP/IP form, after confirming the corresponding relation of the local current IP address that prestores this domain name and air-conditioning gateway 301, according to the current IP address of air-conditioning gateway 301, forward the control request of TCP/IP form.
S403: air-conditioning gateway 301 receives after the control request of TCP/IP form, central air-conditioning is controlled by universal serial bus according to the control request parsing.
In this step, air-conditioning gateway 301 is the form of conversion and control request how, control request after format transformation is sent to central air-conditioning by control bus, and each indoor set in central air-conditioning is adjusted the detailed process of indoor set state parameter according to the control request receiving, identical to step S206 with above-mentioned steps S202, repeat no more herein.
In existing central air conditioning system, intelligent terminal is only by local area network (LAN), central air-conditioning is controlled, or only central air-conditioning is controlled by wide area network; Also do not realize and both can pass through local area network (LAN), can to central air-conditioning, control by wide area network again.The network kind that existing central air conditioning system is supported is single, can not meet well user's demand; And in the existing technical scheme of central air-conditioning being controlled by wide area network, air-conditioning gateway need to have fixing IP address, and registered domain name in the dynamic domain name server device in wide area network, the cost that causes realizing technical scheme is higher.
Therefore, be necessary to provide the central air conditioning system of a kind of compatible local area network (LAN) and wide area network and the problems referred to above that control method solves prior art scheme.
Summary of the invention
Embodiments of the invention provide central air conditioning system and the control method of a kind of compatible local area network (LAN) and wide area network, make the control of central air-conditioning more convenient, flexible, thereby improve user's experience; And do not need air-conditioning gateway in central air conditioning system to there is fixing IP address or registration to have domain name, realize at low cost the control to central air-conditioning by local area network (LAN) and wide area network.
According to an aspect of the present invention, provide the central air conditioning system of a kind of compatible local area network (LAN) and wide area network, having comprised: air-conditioning gateway, wireless router, remote server;
If described remote server receives by wide area network the connection request that intelligent terminal sends, therefrom parse the account of carrying, the MAC Address of described air-conditioning gateway, and the IP address of described intelligent terminal; In confirming book server, prestore after the binding relationship of described MAC Address and account, set up the corresponding relation that is connected of the IP address of described intelligent terminal and the IP address of described air-conditioning gateway; And after receiving the control request of described intelligent terminal transmission, according to the annexation of setting up, this is controlled to request to described air-conditioning gateway forwards; Described air-conditioning gateway, according to the control request forwarding, is controlled described central air-conditioning by control bus; The IP address of described air-conditioning gateway is that described remote server receives the message of described air-conditioning gateway timed sending and definite;
If described air-conditioning gateway receives by described wireless router the control being sent according to the LAN IP address of described air-conditioning gateway by the intelligent terminal in local area network (LAN) and asks,, according to the control request receiving, by control bus, described central air-conditioning is controlled.
Preferably, described air-conditioning gateway also for described according to the control request forwarding, after described central air-conditioning being controlled by control bus, the state parameter that obtains described central air-conditioning by described control bus sends to described remote server; The state parameter described air-conditioning gateway being sent by described remote server forwards to described intelligent terminal; And
Described air-conditioning gateway also for described according to the control request receiving, after described central air-conditioning being controlled by control bus, the state parameter that obtains described central air-conditioning by described control bus sends to the intelligent terminal in described local area network (LAN).
Preferably, described air-conditioning gateway comprises:
Ethernet communication module, for receiving the packet of the TCP/IP form sending over from the Ethernet of wide area or local, or sends the packet of TCP/IP form to the Ethernet of wide area or local;
Control bus communication module, for receiving the information sending over from control bus, or sends information to described control bus;
Control module, for receiving after packet by described ethernet communication module, if judge the IP address that the IP address of the transmit leg in described packet is described remote server, confirms to receive the packet sending over from wide area network; Otherwise, confirm to receive the packet sending over from local area network (LAN);
Described control module, also for resolving for the packet sending over from described wide area network, receives if confirm the request of control, by described control bus communication module, to described central air-conditioning, sends corresponding control command; And the state parameter of the described central air-conditioning obtaining by described control bus communication module is encapsulated into after packet, by described ethernet communication module, to described remote server, send;
Described control module, also for resolving for the packet sending over from described local area network (LAN), receives if confirm the request of control, by described control bus communication module, to described central air-conditioning, sends corresponding control command; And the state parameter of the described central air-conditioning obtaining by described control bus communication module is encapsulated into after packet, by described ethernet communication module, to the intelligent terminal in described local area network (LAN), send.
Preferably, described control module is also for sending the MAC Address of this air-conditioning gateway carrying and the packet of current IP address to described remote server by described ethernet communication module every setting-up time section; And
Described ethernet communication module is wifi communication module, or LAN communication module;
Described control bus communication module is specially HBS bus communication module, or RS485 bus communication module.
Preferably, described control module specifically comprises: data receiver unit, server end unit, client unit, data processing unit; Wherein,
Described data receiver unit is for receiving after packet by described ethernet communication module, if judge the IP address that the IP address of the transmit leg in described packet is described remote server, confirm to receive the packet sending over from wide area network, forward it to described client unit; Otherwise, confirm to receive the packet sending over from local area network (LAN), forward it to described server end unit;
Described client unit, for after the packet receiving is resolved, receives if confirm the request of control, by described control bus communication module, to described central air-conditioning, sends corresponding control command; And the state parameter of the described central air-conditioning obtaining by described control bus communication module is encapsulated into after packet according to the client form of stipulating in ICP/IP protocol, by described ethernet communication module, to described remote server, send;
Described server end unit, for after the packet receiving is resolved, receives if confirm the request of control, by described control bus communication module, to described central air-conditioning, sends corresponding control command; And by the state parameter of the described central air-conditioning obtaining by described control bus communication module, according to the server format of stipulating in ICP/IP protocol, be encapsulated into after packet, by described ethernet communication module, to the intelligent terminal in described local area network (LAN), send;
Described client unit is also for sending the packet of the client form encapsulation of stipulating according to ICP/IP protocol to described remote server by described ethernet communication module every setting-up time section; In described packet, carry the MAC Address of this air-conditioning gateway, and current IP address.
According to another aspect of the present invention, also provide the central air-conditioner control method of a kind of compatible local area network (LAN) and wide area network, having comprised:
If the remote server in described central air conditioning system receives by wide area network the connection request that intelligent terminal sends, therefrom parse the account of carrying, the MAC Address of the air-conditioning gateway in described central air conditioning system, and the IP address of described intelligent terminal; In confirming book server, prestore after the binding relationship of described MAC Address and account, set up the corresponding relation that is connected of the IP address of described intelligent terminal and the IP address of described air-conditioning gateway; And after receiving the control request of described intelligent terminal transmission, according to the annexation of setting up, this is controlled to request to described air-conditioning gateway forwards; Described air-conditioning gateway, according to the control request forwarding, is controlled described central air-conditioning by control bus; The IP address of described air-conditioning gateway is that described remote server receives the message of described air-conditioning gateway timed sending and definite;
If described air-conditioning gateway receives by described wireless router the control being sent according to the LAN IP address of described air-conditioning gateway by the intelligent terminal in local area network (LAN) and asks,, according to the control request receiving, by control bus, described central air-conditioning is controlled.
Preferably, at described air-conditioning gateway, according to the control request forwarding, after described central air-conditioning being controlled by control bus, also comprise:
Described air-conditioning gateway obtains described central air-conditioning state parameter by described control bus sends to described remote server;
The state parameter that described remote server sends described air-conditioning gateway forwards to described intelligent terminal; And
Described, according to the control request receiving, after described central air-conditioning being controlled by control bus, also comprise:
Described air-conditioning gateway obtains described central air-conditioning state parameter by described control bus sends to the intelligent terminal in described local area network (LAN).
Preferably, described set up the IP address of described intelligent terminal and the IP address of described air-conditioning gateway be connected corresponding relation before, also comprise:
Described remote server receives every setting-up time section the packet that described air-conditioning gateway sends, and records the MAC Address of the described air-conditioning gateway carrying in the packet of described air-conditioning gateway transmission, and the current IP address of this air-conditioning gateway; And
The described corresponding relation that is connected of setting up the IP address of described intelligent terminal and the IP address of described air-conditioning gateway is specially:
Described remote server is set up the corresponding relation that is connected of the IP address of described intelligent terminal and the current IP address of described air-conditioning gateway.
Preferably, if before the remote server in described central air conditioning system receives by wide area network the connection request that intelligent terminal sends, also comprise:
Described intelligent terminal starts air-conditioning to be controlled after software, if described air-conditioning control software receives after the long-range link order of user's input, the IP address according to pre-stored described remote server, sends described connection request to described remote server; Wherein, the MAC Address of the account of carrying in described connection request and described air-conditioning gateway is controlled software input by described air-conditioning for user; And
After the described annexation of setting up the IP address of described intelligent terminal and the IP address of described air-conditioning gateway, also comprise:
Described remote server returns to connect to described intelligent terminal sets up confirmation;
The air-conditioning of described intelligent terminal is controlled software and is set up after confirmation receiving described connection, if receive after the control command of user's input, to described remote server, sends the corresponding request of controlling.
Preferably, if before described air-conditioning gateway receives by described wireless router the control request being sent according to the LAN IP address of described air-conditioning gateway by the intelligent terminal in local area network (LAN), also comprise:
Intelligent terminal in described local area network (LAN) starts air-conditioning and controls after software, if described air-conditioning control software receives after the local area network (LAN) link order of user's input, according to the LAN IP address of the described air-conditioning gateway of user's input, to described air-conditioning gateway, send connection request; In this connection request, also carry the MAC Address of described air-conditioning gateway; The MAC Address that described air-conditioning gateway carries in confirming described connection request is identical with the MAC Address of this air-conditioning gateway, confirms to establish a connection; To the intelligent terminal in described local area network (LAN), return to connect and set up confirmation; And the IP address of recording this intelligent terminal.
In technical scheme of the present invention, by increase control module in air-conditioning gateway, the packet that this control module can identify reception is the packet that in the packet that sends of the intelligent terminal in local area network (LAN) or wide area network, intelligent terminal sends by remote server, according to the control command parsing from packet, central air-conditioning is carried out to correspondence control; Make user respectively by the intelligent terminal access air-conditioning gateway of access to LAN and wide area network, to realize the control method that control of central air-conditioning is realized to the central air-conditioning of compatible local area network (LAN) and wide area network; Thereby it is convenient to make user control central air-conditioning by intelligent terminal, improved user's experience;
And the air-conditioning gateway in the technical scheme of the embodiment of the present invention does not need to have fixing wide area network IP address, does not need registered domain name yet, compared with prior art, cost is lower.
Accompanying drawing explanation
Fig. 1 is the configuration diagram of the central air conditioning system based on local area network (LAN) of prior art;
Fig. 2 is a kind of method signaling diagram that the intelligent terminal of prior art is controlled central air-conditioning by local area network (LAN);
Fig. 3 is the configuration diagram of the central air conditioning system based on wide area network of prior art;
Fig. 4 is a kind of method signaling diagram that the intelligent terminal of prior art is controlled central air-conditioning by wide area network;
Fig. 5 is the configuration diagram of the compatible local area network (LAN) of the embodiment of the present invention and the central air conditioning system of wide area network;
Fig. 6 a is the signaling diagram that the remote server of the embodiment of the present invention is set up the binding relationship between air-conditioning gateway MAC Address and user account;
Fig. 6 b is the method signaling diagram that the intelligent terminal in the wide area network of the embodiment of the present invention is controlled central air-conditioning;
Fig. 6 c is the method signaling diagram that the intelligent terminal in the local area network (LAN) of the embodiment of the present invention is controlled central air-conditioning;
Fig. 7 a is the internal structure block diagram of the air-conditioning gateway of the embodiment of the present invention;
Fig. 7 b is the internal structure block diagram of the control module of the embodiment of the present invention.
Embodiment
For making object of the present invention, technical scheme and advantage clearer, referring to accompanying drawing and enumerate preferred embodiment, the present invention is described in more detail.Yet, it should be noted that, many details of listing in specification are only used to make reader to have a thorough understanding to one or more aspects of the present invention, even if do not have these specific details also can realize these aspects of the present invention.
The present inventor considers, on the basis of the air-conditioning gateway of prior art, increases the function that identification data bag sends source IP address; The packet that identifies reception when air-conditioning gateway is during from wide area network IP address, confirm to receive the packet that the intelligent terminal in wide area network sends by remote server, and central air-conditioning is controlled according to the control request parsing from packet as the client of remote server;
The packet that identifies reception when air-conditioning gateway during from LAN IP address, is confirmed to receive the packet that the intelligent terminal in local area network (LAN) sends, and central air-conditioning is controlled according to the control request parsing from packet as server end;
Therefore, user can access air-conditioning gateway by the intelligent terminal with in wide area network in local area network (LAN) respectively, realizes the control to central air-conditioning; Thereby it is convenient to make user control central air-conditioning by intelligent terminal, improved user's experience.
Existing central air-conditioning generally includes off-premises station and indoor set.Off-premises station in central air-conditioning is at least 1; Each off-premises station can be with a plurality of indoor sets, forms a unit.For example air-conditioning system can comprise M unit, and for each unit, this unit comprises an off-premises station and N indoor set, wherein, N≤4, the off-premises station in this unit and indoor set are shared same system address, and each indoor set in this unit has address of indoor unit separately; Be that central air-conditioning comprises M off-premises station, M * N indoor set, corresponding M system address, the M * N address of indoor unit of existing, wherein, M≤16, (M * N)≤64.
Each indoor set in same unit is connected with the off-premises station of this unit by control bus; The off-premises station of each unit is also connected by control bus.
Control bus can be specifically HBS(Home Bus System, home bus system) or RS(Rcommended standard, proposed standard bus) 485 buses.
Below in conjunction with accompanying drawing, describe technical scheme of the present invention in detail.The compatible local area network (LAN) that the embodiment of the present invention provides and the central air conditioning system of wide area network, as shown in Figure 5, comprising: air-conditioning gateway 501, wireless router 502 and remote server 503.
Air-conditioning gateway 501 can with one of the local area network (LAN) LAN port of wireless router 502 wired connection, also can with wireless router 102 wireless connections, the concrete mode of wireless connections can be wifi(Wireless Fidelity, Wireless Fidelity) connected mode;
The local area network (LAN) at air-conditioning gateway 501 and wireless router 502 places is supported TCP/IP(Transmission Control Protocol/Internet Protocol conventionally) communications protocol;
Air-conditioning gateway 501 is also connected with each air conditioner of central air-conditioning by control bus; Particularly, Centralized Controller can access the control bus that any one off-premises station is connected with indoor set.
In fact, intelligent terminal can be by local area network (LAN) and wireless router 502 wireless connections, also can with wide area network in remote server 503 wireless connections; The concrete mode of wireless connections can be the connected mode of wifi;
Intelligent terminal can be the smart machines such as smart mobile phone, notebook computer, panel computer.
The concrete function of each equipment in the compatible local area network (LAN) of the embodiment of the present invention and the central air conditioning system of wide area network will be introduced in detail in each follow-up method flow.
In the technical scheme of the embodiment of the present invention, before central air-conditioning being controlled by wide area network with the intelligent terminal 511 shown in Fig. 5 user, can first pass through intelligent terminal 511 register account number on remote server 503, and remote server 503 is determined the binding relationship between the MAC Address of air-conditioning gateway 501 and the account of this user registration, flow chart as shown in Figure 6 a, can comprise the steps:
S601: the IP address of the remote server 503 that the intelligent terminal 511 in wide area network prestores according to this locality, sends registration request to remote server 503.
Particularly, air-conditioning is installed in intelligent terminal 511 and controls software, at air-conditioning, control after running software, if receive the remote login instruction of user's input by interface, air-conditioning is controlled software and is read the IP address that is pre-stored in local remote server 503, and sends registration request according to this IP address.
S602: remote server 503 receives after registration request, returns to the webpage at register account number interface to the intelligent terminal in wide area network.
S603: intelligent terminal 511 shows the webpage at register account number interfaces, and receive after the MAC Address that user is input to account in this webpage and air-conditioning gateway 501, the account of user's input and the MAC Address of air-conditioning gateway 501 are returned to remote server 503.
In this step, air-conditioning in intelligent terminal 511 is controlled software, receive after the webpage at register account number interface, the webpage that shows this register account number interface specifically shows and supplies the column of user's register account number, the MAC Address that the column of the MAC of input air-conditioning gateway and remote server 503 are stored in each air-conditioning gateway of this locality in this webpage; User can, after input account, select or input the MAC Address of air-conditioning gateway 501 in this webpage;
At air-conditioning, control software and by this webpage, receive after the account of user's input and the MAC Address of air-conditioning gateway 501, the account of user's input and the MAC Address of air-conditioning gateway 501 are returned to remote server 503.
S604: remote server 503 receives after the MAC Address of account that intelligent terminal 511 returns and air-conditioning gateway, records the binding relationship of the MAC Address of this account and air-conditioning gateway.
In the compatible local area network (LAN) of the embodiment of the present invention and the central air-conditioner control method of wide area network, user carries out control method by 511 pairs of central air-conditioning of the intelligent terminal in wide area network, as shown in Figure 6 b, can comprise the steps:
S611: the IP address of the remote server 503 that the intelligent terminal 511 in wide area network prestores according to this locality, sends connection request to remote server 503.
In this step, the air-conditioning in intelligent terminal 511 is controlled after software startup, and demonstration corresponds respectively to the options of local area network (LAN) link order and long-range link order and selects for user; If user selects the options corresponding to long-range link order, air-conditioning is controlled the long-range link order that software certification receives user's input.
For example, air-conditioning control software can show " local area network (LAN) connection ", " wide area network connection " and " confirmation " button; If user presses " wide area network connection " and " confirmation " button successively, air-conditioning is controlled the long-range link order that software certification receives user's input.
Air-conditioning is controlled software according to the account of user's input and the MAC Address of air-conditioning gateway 501, the connection request of TCP/IP form of account, the MAC Address of air-conditioning gateway 501 and the IP address of this intelligent terminal of user input will be carried, according to the pre-stored IP address at local remote server 503, to remote server 503, send.
S612: remote server 503 parses after the MAC Address of air-conditioning gateway 501 and user's account from the connection request receiving, if confirm the local MAC Address that parses and the binding relationship of account of prestoring, set up intelligent terminal 511 and air-conditioning gateway 501 IP address be connected corresponding relation.
In this step, remote server 503, by receiving after the connection request of intelligent terminal 511 transmissions, obtains the IP address as the intelligent terminal 511 of this connection request transmit leg, parses the MAC Address of air-conditioning gateway 501 and user's account from connection request;
If the MAC Address that remote server 503 prestores according to this locality and the binding relationship of account, the account that can determine the corresponding binding of the MAC Address that parses is the account parsing, set up the current IP address of the corresponding air-conditioning gateway 501 of MAC Address that parses and intelligent terminal 511 IP address be connected corresponding relation;
And the connection of TCP/IP form is set up to confirmation, according to the IP address of the intelligent terminal 511 obtaining, to intelligent terminal 511, send.
The current IP address of air-conditioning gateway 501 prestoring in remote server 503 is regularly to upgrade, and renewal process is as follows:
Air-conditioning gateway 501, every setting-up time section, by the MAC Address of this air-conditioning gateway and current IP address, sends to remote server 503;
S613: intelligent terminal 511 receives to connect and sets up after confirmation, sends to remote server 503 request of control.
Particularly, air-conditioning in intelligent terminal 511 is controlled software and by wide area network, is received to connect and sets up after confirmation, by carrying the control request of TCP/IP form of the control command of user's input, to remote server 503, sends.
S614: remote server 503 will receive the request of control and be transmitted to air-conditioning gateway 501.
In this step, remote server 503 receives after the control request that carries control command, according to the corresponding relation that is connected of the IP address of the current IP address of the air-conditioning gateway 501 of setting up in step S612 and intelligent terminal 511, the IP address current with air-conditioning gateway 501, sends the control request that carries control command receiving to air-conditioning gateway 501.
S615: air-conditioning gateway 501, according to the control request receiving, sends the control command of control bus form to central air-conditioning by control bus, central air-conditioning is controlled.
In this step, air-conditioning gateway 501 receives the control request of the TCP/IP form sending from Ethernet, if confirm, the IP address of transmit leg is the IP address of remote server 503, confirms to receive the control request sending over from wide area network;
The control request of 501 pairs of receptions of air-conditioning gateway is resolved; For example, if the control command of parsing, confirms to receive the control request that intelligent terminal 511 sends, and the control command of the TCP/IP form parsing is converted to after the control command of control bus (HBS) form, by control bus, send to central air-conditioning; Indoor set in central air-conditioning determines that the address of indoor unit carrying in the control command receiving is identical with the address of this indoor set, according to this control command, operates, thereby reach intelligent terminal 511, controls the object of central air-conditioning by wide area network remote.
In the control command that intelligent terminal 511 sends, both can comprise the control command that changes central air-conditioning running status, also can comprise the control command of the state parameter that obtains central air-conditioning; The control command that changes central air-conditioning running status, the indoor set in central air-conditioning will be adjusted the running status of this indoor set according to this control command; For the control command of obtaining the state parameter of central air-conditioning, central air-conditioning receives can be to air-conditioning gateway 501 return state parameters after this control command, and air-conditioning gateway 501 obtains detailed process that the state parameter of central air-conditioning returns to intelligent terminal 511 as shown in following S616-S618 step.
Air-conditioning gateway 501 is the form of conversion and control instruction how, control command after format transformation is sent to central air-conditioning by control bus, and the indoor set in central air-conditioning is adjusted the detailed process of state parameter according to the control command receiving, identical to step S206 with the step S202 in background technology, repeat no more herein.
S616: air-conditioning gateway 501 obtains the state parameter of central air-conditioning by control bus.
S617: air-conditioning gateway 501, by the state parameter of the central air-conditioning obtaining, sends to remote server 503 by wide area network.
S618: remote server 503 forwards the state parameter of the central air-conditioning receiving to intelligent terminal 511.
In the compatible local area network (LAN) of the embodiment of the present invention and the central air-conditioner control method of wide area network, user carries out control method by 512 pairs of central air-conditioning of the intelligent terminal in local area network (LAN), as shown in Fig. 6 c, can comprise the steps:
S621: the intelligent terminal 512 in local area network (LAN) sends connection request according to the LAN IP address of the air-conditioning gateway 301 of user's input.
In this step, the air-conditioning in intelligent terminal 512 is controlled after software startup, and demonstration corresponds respectively to the options of local area network (LAN) link order and long-range link order and selects for user; If user selects the options corresponding to local area network (LAN) link order, air-conditioning is controlled the local area network (LAN) link order that software certification receives user's input.
For example, air-conditioning control software can show " local area network (LAN) connection ", " wide area network connection " and " confirmation " button; If user presses " local area network (LAN) connection " and " confirmation " button successively, air-conditioning is controlled the local area network (LAN) link order that software certification receives user's input.
Air-conditioning is controlled software according to LAN IP address and the MAC Address of the air-conditioning gateway 501 of user's input, to carry the connection request of the TCP/IP form of the MAC Address of air-conditioning gateway 501 and the LAN IP address of this intelligent terminal, according to the LAN IP address of user's input, to air-conditioning gateway 501, send.
S622: the connection request of 501 pairs of receptions of air-conditioning gateway is resolved, the IP address parsing if confirm is the IP address in the local area network (LAN) of this air-conditioning gateway place, to intelligent terminal 512, returns to connect and sets up confirmation.
In this step, air-conditioning gateway 501 receives the connection request of the TCP/IP form sending over from Ethernet, if confirm the IP address that the IP address of transmit leg is this air-conditioning gateway place local area network (LAN), confirm to receive the connection request sending over from local area network (LAN); And the LAN IP address using the IP address of transmit leg as intelligent terminal 512 is stored in this locality;
As a kind of more excellent execution mode, in connection request, also carry the MAC Address of air-conditioning gateway; Air-conditioning gateway 501 receives after connection request, also therefrom parses MAC Address, and the MAC Address parsing is compared with the MAC of this air-conditioning gateway, if two MAC Address of comparing are consistent, confirms to establish a connection with intelligent terminal 512; The connection of TCP/IP form is set up to confirmation, by local area network (LAN), to intelligent terminal 512, send.
S623: intelligent terminal 512 receives to connect and sets up after confirmation, sends to air-conditioning gateway 501 request of control.
S624: air-conditioning gateway 501, according to the control request receiving, is controlled central air-conditioning by control bus.
In this step, air-conditioning gateway 501 receives the control request of the TCP/IP form sending from local area network (LAN), and the control request receiving is resolved;
For example, if the control command of parsing, confirms to receive the control request that intelligent terminal 512 sends, and the control command of the TCP/IP form parsing is converted to after the control command of control bus (HBS) form, by control bus, send to central air-conditioning; Indoor set in central air-conditioning determines that the address of indoor unit carrying in the control command receiving is identical with the address of this indoor set, according to this control command, operates, thereby reach intelligent terminal 512, controls the object of central air-conditioning by local area network (LAN).
In the control command that intelligent terminal 512 sends, both can comprise the control command that changes central air-conditioning running status, also can comprise the control command of the state parameter that obtains central air-conditioning; The control command that changes central air-conditioning running status, the indoor set in central air-conditioning will be adjusted the running status of this indoor set according to this control command; For the control command of obtaining the state parameter of central air-conditioning, central air-conditioning receives can be to air-conditioning gateway 501 return state parameters after this control command, and air-conditioning gateway 501 obtains detailed process that the state parameter of central air-conditioning returns to intelligent terminal 512 as shown in following S625-S626 step.
Air-conditioning gateway 501 is the form of conversion and control instruction how, control command after format transformation is sent to central air-conditioning by control bus, and the indoor set in central air-conditioning is adjusted the detailed process of state parameter according to the control command receiving, identical to step S206 with the step S202 in background technology, repeat no more herein.
S625: air-conditioning gateway 501 obtains the state parameter of central air-conditioning by control bus.
S626: air-conditioning gateway 501, by the state parameter of the central air-conditioning obtaining, sends to intelligent terminal 512 by local area network (LAN).
In actual mechanical process, above-mentioned intelligent terminal 511 and intelligent terminal 512 can be same intelligent terminals, can be also different intelligent terminals.
The internal structure schematic diagram of above-mentioned air-conditioning gateway 501, as shown in Figure 7a, can comprise: ethernet communication module 701, control bus communication module 702 and control module 703.
One end of control bus communication module 702 is connected with control module 703, and the other end is connected with central air-conditioning by control bus.Control bus communication module 702 is for receiving the information sending over from control bus, or sends information to control bus.
The internal structure schematic diagram of above-mentioned control module 713, as shown in Figure 7b, can comprise: data receiver unit 711, server end unit 712, client unit 713 and data processing unit 714;
Wherein, data receiver unit 711 is for receiving after packet by ethernet communication module 701, if the IP address that the IP address of the transmit leg in judgement packet is remote server, confirms to receive the packet sending over from wide area network, forward it to client unit 713; Otherwise, confirm to receive the packet sending over from local area network (LAN), forward it to server end unit 712;
In the technical scheme of the embodiment of the present invention, by increase control module in air-conditioning gateway, the packet that this control module can identify reception is that the control that in the packet that sends of the intelligent terminal in local area network (LAN) or wide area network, intelligent terminal sends by remote server is asked, and according to the control command parsing from control request, central air-conditioning is carried out to correspondence control; Or the state parameter of the central air-conditioning obtaining, returns to the intelligent terminal in the local area network (LAN) as Packet Generation side and the intelligent terminal in wide area network respectively; Make user respectively by the intelligent terminal access air-conditioning gateway of access to LAN and wide area network, to realize the control method that control of central air-conditioning is realized to the central air-conditioning of compatible local area network (LAN) and wide area network; Thereby it is convenient to make user control central air-conditioning by intelligent terminal, improved user's experience.
And the air-conditioning gateway in the technical scheme of the embodiment of the present invention does not need to have fixing wide area network IP address, does not need registered domain name yet, compared with prior art, cost is lower.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a central air conditioning system for compatible local area network (LAN) and wide area network, is characterized in that, comprising: air-conditioning gateway, wireless router, remote server;
If described remote server receives by wide area network the connection request that intelligent terminal sends, therefrom parse the account of carrying, the MAC Address of described air-conditioning gateway, and the IP address of described intelligent terminal; In confirming book server, prestore after the binding relationship of described MAC Address and account, set up the corresponding relation that is connected of the IP address of described intelligent terminal and the IP address of described air-conditioning gateway; And after receiving the control request of described intelligent terminal transmission, according to the annexation of setting up, this is controlled to request to described air-conditioning gateway forwards; Described air-conditioning gateway, according to the control request forwarding, is controlled described central air-conditioning by control bus; The IP address of described air-conditioning gateway is that described remote server receives the message of described air-conditioning gateway timed sending and definite;
If described air-conditioning gateway receives by described wireless router the control being sent according to the LAN IP address of described air-conditioning gateway by the intelligent terminal in local area network (LAN) and asks,, according to the control request receiving, by control bus, described central air-conditioning is controlled.
2. the system as claimed in claim 1, is characterized in that,
Described air-conditioning gateway also for described according to the control request forwarding, after described central air-conditioning being controlled by control bus, the state parameter that obtains described central air-conditioning by described control bus sends to described remote server; The state parameter described air-conditioning gateway being sent by described remote server forwards to described intelligent terminal; And
Described air-conditioning gateway also for described according to the control request receiving, after described central air-conditioning being controlled by control bus, the state parameter that obtains described central air-conditioning by described control bus sends to the intelligent terminal in described local area network (LAN).
3. system as claimed in claim 2, is characterized in that, described air-conditioning gateway comprises:
Ethernet communication module, for receiving the packet of the TCP/IP form sending over from the Ethernet of wide area or local, or sends the packet of TCP/IP form to the Ethernet of wide area or local;
Control bus communication module, for receiving the information sending over from control bus, or sends information to described control bus;
Control module, for receiving after packet by described ethernet communication module, if judge the IP address that the IP address of the transmit leg in described packet is described remote server, confirms to receive the packet sending over from wide area network; Otherwise, confirm to receive the packet sending over from local area network (LAN);
Described control module, also for resolving for the packet sending over from described wide area network, receives if confirm the request of control, by described control bus communication module, to described central air-conditioning, sends corresponding control command; And the state parameter of the described central air-conditioning obtaining by described control bus communication module is encapsulated into after packet, by described ethernet communication module, to described remote server, send;
Described control module, also for resolving for the packet sending over from described local area network (LAN), receives if confirm the request of control, by described control bus communication module, to described central air-conditioning, sends corresponding control command; And the state parameter of the described central air-conditioning obtaining by described control bus communication module is encapsulated into after packet, by described ethernet communication module, to the intelligent terminal in described local area network (LAN), send.
4. system as claimed in claim 3, is characterized in that,
Described control module is also for sending the MAC Address of this air-conditioning gateway carrying and the packet of current IP address to described remote server by described ethernet communication module every setting-up time section; And
Described ethernet communication module is wifi communication module, or LAN communication module;
Described control bus communication module is specially HBS bus communication module, or RS485 bus communication module.
5. system as claimed in claim 4, is characterized in that, described control module specifically comprises: data receiver unit, server end unit, client unit, data processing unit; Wherein,
Described data receiver unit is for receiving after packet by described ethernet communication module, if judge the IP address that the IP address of the transmit leg in described packet is described remote server, confirm to receive the packet sending over from wide area network, forward it to described client unit; Otherwise, confirm to receive the packet sending over from local area network (LAN), forward it to described server end unit;
Described client unit, for after the packet receiving is resolved, receives if confirm the request of control, by described control bus communication module, to described central air-conditioning, sends corresponding control command; And the state parameter of the described central air-conditioning obtaining by described control bus communication module is encapsulated into after packet according to the client form of stipulating in ICP/IP protocol, by described ethernet communication module, to described remote server, send;
Described server end unit, for after the packet receiving is resolved, receives if confirm the request of control, by described control bus communication module, to described central air-conditioning, sends corresponding control command; And by the state parameter of the described central air-conditioning obtaining by described control bus communication module, according to the server format of stipulating in ICP/IP protocol, be encapsulated into after packet, by described ethernet communication module, to the intelligent terminal in described local area network (LAN), send;
Described client unit is also for sending the packet of the client form encapsulation of stipulating according to ICP/IP protocol to described remote server by described ethernet communication module every setting-up time section; In described packet, carry the MAC Address of this air-conditioning gateway, and current IP address.
6. a central air-conditioner control method for compatible local area network (LAN) and wide area network, comprising:
If the remote server in described central air conditioning system receives by wide area network the connection request that intelligent terminal sends, therefrom parse the account of carrying, the MAC Address of the air-conditioning gateway in described central air conditioning system, and the IP address of described intelligent terminal; In confirming book server, prestore after the binding relationship of described MAC Address and account, set up the corresponding relation that is connected of the IP address of described intelligent terminal and the IP address of described air-conditioning gateway; And after receiving the control request of described intelligent terminal transmission, according to the annexation of setting up, this is controlled to request to described air-conditioning gateway forwards; Described air-conditioning gateway, according to the control request forwarding, is controlled described central air-conditioning by control bus; The IP address of described air-conditioning gateway is that described remote server receives the message of described air-conditioning gateway timed sending and definite;
If described air-conditioning gateway receives by described wireless router the control being sent according to the LAN IP address of described air-conditioning gateway by the intelligent terminal in local area network (LAN) and asks,, according to the control request receiving, by control bus, described central air-conditioning is controlled.
7. method as claimed in claim 6, is characterized in that, at described air-conditioning gateway, according to the control request forwarding, after described central air-conditioning being controlled by control bus, also comprises:
Described air-conditioning gateway obtains described central air-conditioning state parameter by described control bus sends to described remote server;
The state parameter that described remote server sends described air-conditioning gateway forwards to described intelligent terminal; And
Described, according to the control request receiving, after described central air-conditioning being controlled by control bus, also comprise:
Described air-conditioning gateway obtains described central air-conditioning state parameter by described control bus sends to the intelligent terminal in described local area network (LAN).
8. the method as described in claim 6 or 7, is characterized in that, described set up the IP address of described intelligent terminal and the IP address of described air-conditioning gateway be connected corresponding relation before, also comprise:
Described remote server receives every setting-up time section the packet that described air-conditioning gateway sends, and records the MAC Address of the described air-conditioning gateway carrying in the packet of described air-conditioning gateway transmission, and the current IP address of this air-conditioning gateway; And
The described corresponding relation that is connected of setting up the IP address of described intelligent terminal and the IP address of described air-conditioning gateway is specially:
Described remote server is set up the corresponding relation that is connected of the IP address of described intelligent terminal and the current IP address of described air-conditioning gateway.
9. method as claimed in claim 8, is characterized in that, if before the remote server in described central air conditioning system receives by wide area network the connection request that intelligent terminal sends, also comprise:
Described intelligent terminal starts air-conditioning to be controlled after software, if described air-conditioning control software receives after the long-range link order of user's input, the IP address according to pre-stored described remote server, sends described connection request to described remote server; Wherein, the MAC Address of the account of carrying in described connection request and described air-conditioning gateway is controlled software input by described air-conditioning for user; And
After the described annexation of setting up the IP address of described intelligent terminal and the IP address of described air-conditioning gateway, also comprise:
Described remote server returns to connect to described intelligent terminal sets up confirmation;
The air-conditioning of described intelligent terminal is controlled software and is set up after confirmation receiving described connection, if receive after the control command of user's input, to described remote server, sends the corresponding request of controlling.
10. the method as described in claim 6 or 7, is characterized in that, if before described air-conditioning gateway receives by described wireless router the control request being sent according to the LAN IP address of described air-conditioning gateway by the intelligent terminal in local area network (LAN), also comprise:
Intelligent terminal in described local area network (LAN) starts air-conditioning and controls after software, if described air-conditioning control software receives after the local area network (LAN) link order of user's input, according to the LAN IP address of the described air-conditioning gateway of user's input, to described air-conditioning gateway, send connection request; In this connection request, also carry the MAC Address of described air-conditioning gateway; The MAC Address that described air-conditioning gateway carries in confirming described connection request is identical with the MAC Address of this air-conditioning gateway, confirms to establish a connection; To the intelligent terminal in described local area network (LAN), return to connect and set up confirmation; And the IP address of recording this intelligent terminal.
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| CN201310452600.7A CN103533033B (en) | 2013-09-27 | Compatible LAN and the central air conditioning system of wide area network and control method |
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| CN201310452600.7A CN103533033B (en) | 2013-09-27 | Compatible LAN and the central air conditioning system of wide area network and control method |
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| CN103533033A true CN103533033A (en) | 2014-01-22 |
| CN103533033B CN103533033B (en) | 2016-11-30 |
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