CN204272170U - A kind of BACnet protocol conversion system - Google Patents
A kind of BACnet protocol conversion system Download PDFInfo
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- CN204272170U CN204272170U CN201420685552.6U CN201420685552U CN204272170U CN 204272170 U CN204272170 U CN 204272170U CN 201420685552 U CN201420685552 U CN 201420685552U CN 204272170 U CN204272170 U CN 204272170U
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Abstract
The utility model discloses a kind of BACnet protocol conversion system being applied to Intelligent building control system.Described BACnet protocol conversion system comprises for gathering the first building control information, and apply the DDC controller (100) that BACnet MS/TP host-host protocol transmits the first building control information, be electrically connected with described DDC controller (100), for receiving the first building control information inputted by described DDC controller (100), to support that the first building control information of BACnetMS/TP host-host protocol is converted to the second building control information supporting BACnet TCP transmission agreement, and apply the BACnet protocol conversion server (200) that BACnet TCP transmission agreement transmits the second building control information, and be electrically connected with described BACnet protocol conversion server (200) by Ethernet, for receiving the second building control information transmitted through Ethernet, and this second building control information is carried out the host computer (300) of display in real time.The utility model BACnet protocol conversion system can improve the safety in operation of the various control appliances under Intelligent building control system.
Description
Technical field
The utility model relates to intelligent building technique field, more particularly, relates to a kind of BACnet protocol conversion system.
Background technology
At present, BACnet (Building Automation and Control Net-works) host-host protocol is widely used in building intelligent system field with the technology of its advanced person, perfect architecture and open theory.Although Intelligent building control system is not high to the requirement of real-time of information displaying, but existing DDC (Direct Digital Control) controller adopts BACnet MS/TP (BuildingAutomation and Control Net-works Master/Slave Token Passing) host-host protocol to carry out the transmission of building control information usually.
But, BACnet MS/TP host-host protocol is as a kind of bus protocol, its baud rate is low, the data transmission procedure causing building control information to be sent to host computer from DDC controller is consuming time long, the information displaying of host computer seriously lags behind the virtual condition change of control appliance, cause the building control information of host computer to show the practical operation situation that can not embody intelligent building control appliance in time, the safety in operation of the control appliance under Intelligent building control system can not be guaranteed.
Utility model content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides a kind of BACnet protocol conversion system.
The utility model solves the technical scheme that its technical problem adopts: construct a kind of BACnet protocol conversion system, comprise for gathering the first building control information, and apply the DDC controller that BACnet MS/TP host-host protocol transmits the first building control information, also comprise and being electrically connected with described DDC controller, for receiving the first building control information inputted by described DDC controller, to support that the first building control information of BACnetMS/TP host-host protocol is converted to the second building control information supporting BACnet TCP transmission agreement, and apply the BACnet protocol conversion server that BACnet TCP transmission agreement transmits the second building control information, and be electrically connected with described BACnet protocol conversion server by Ethernet, for receiving the second building control information transmitted through Ethernet, and the host computer of the second building control information in real time received by display.
In the above-mentioned BACnet protocol conversion system of the utility model, described BACnet protocol conversion server comprises Interface Control Panel, be integrated in described Interface Control Panel, for receiving the signal receiving module of the first building control information inputted by described DDC controller, be integrated in described Interface Control Panel and be electrically connected with described signal receiving module, for supporting that the first building control information of BACnet MS/TP host-host protocol is converted to a CPU of the second building control information of support BACnet TCP transmission agreement, and be integrated in described Interface Control Panel, input connects a described CPU, and output connects the first ethernet interface module of Ethernet.
In the above-mentioned BACnet protocol conversion system of the utility model, described BACnet protocol conversion server also comprises the memory module, the first display screen and the matrix keyboard that are integrated in described Interface Control Panel respectively.
In the above-mentioned BACnet protocol conversion system of the utility model, described BACnet protocol conversion server also comprises and is integrated in described Interface Control Panel, for the power supply of powering for described first signal receiving module, a described CPU, described first ethernet interface module and described first display screen.
In the above-mentioned BACnet protocol conversion system of the utility model, described host computer is comprised and being electrically connected with described first ethernet interface module by Ethernet, for receive the second building control information the second ethernet interface module, be electrically connected with described second ethernet interface module, for receiving and forward by the 2nd CPU of the second building control information of described second ethernet interface module input, being electrically connected with described 2nd CPU, for receiving and show the second display screen of this second building control information.
Implement BACnet protocol conversion system of the present utility model, there is following beneficial effect:
1, the data transmission scheme that existing employing BACnet MS/TP host-host protocol carries out building control information transmission between DDC controller and host computer is compared, the utility model BACnet protocol conversion system receives by BACnet protocol conversion server and is gathered and the building control information (comprising the working order of the various control appliances such as blower fan) inputted by DDC controller, building control information is converted to the building control information supporting BACnetTCP host-host protocol, and by Ethernet, the building control information through conversion is sent to host computer in real time and shows.Therefore the BACnet protocol conversion system that the utility model is applied to Intelligent building control system greatly increases the building control information transmission rate between DDC controller and host computer, reduces the data transfer delay situation between DDC controller and host computer.
2, host computer of the present utility model can real-time reception the state information of various control appliances under showing Intelligent building control system, so that Intelligent building control system administrative staff understand the operation conditions of the various control appliances under Intelligent building control system in real time.Intelligent building control system administrative staff by the utility model BACnet protocol conversion system can Timeliness coverage, eliminating and the abnormal control appliance of work for the treatment of, improve the operation stability of Intelligent building control system.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structured flowchart of the BACnet protocol conversion system that the utility model preferred embodiment provides;
Fig. 2 is the structured flowchart of the BACnet protocol conversion server of the BACnet protocol conversion system shown in Fig. 1;
Fig. 3 is the structured flowchart of the host computer of the BACnet protocol conversion system shown in Fig. 1.
Embodiment
In order to make the purpose of this utility model clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
BACnetMS/TP host-host protocol is adopted to carry out building control information transmission between DDC controller 100 and host computer 300 in order to solve in prior art, the building control information display of host computer 300 seriously lags behind the virtual condition change of the control appliance under Intelligent building control system, the defect that the safety in operation of the control appliance under Ground Connection in Intelligent Building control system can not be guaranteed, main innovate point of the present utility model is:
A, a BACnet protocol conversion server 200 for by BACnetMS/TP transport protocol conversion being BACnet TCP transmission agreement is set up between the DDC controller 100 and the host computer 300 of application BACnetTCP host-host protocol of application BACnet MS/TP host-host protocol, and by Ethernet, this BACnet protocol conversion server is connected to host computer 300, first building control information of the support BACnet MS/TP host-host protocol inputted by DDC controller 100 is converted to the second building control information supporting BACnet TCP transmission agreement by BACnet protocol conversion server 200 device, and apply BACnetTCP host-host protocol and the second building control information is sent to host computer 300 fast shows, drastically increase the efficiency of transmission of building control information between DDC controller 100 and host computer 300.
Between the DDC controller 100 and the host computer 300 of application BACnet TCP transmission agreement of application BACnet MS/TP host-host protocol, a BACnet protocol conversion server 200 for by BACnetMS/TP transport protocol conversion being BACnet TCP transmission agreement is set up because the utility model have employed, and by Ethernet, this BACnet protocol conversion server is connected to the design of host computer 300, BACnetMS/TP host-host protocol is adopted to carry out building control information transmission between DDC controller 100 and host computer 300 so solve in prior art, the building control information display of host computer 300 seriously lags behind the state variation of the control appliance under Intelligent building control system, the technical problem that the safety in operation of the control appliance under Ground Connection in Intelligent Building control system can not be guaranteed, achieve the building control information gathered by DDC controller 100 by BACnet protocol conversion server 200 to upload in real time on host computer 300 and show, substantially increase the message transmission rate between DDC controller 100 and host computer 300, alleviate the data transfer delay situation between DDC controller 100 and host computer 300, facilitate Intelligent building control system administrative staff Timeliness coverage, get rid of and work under process Intelligent building control system and occur abnormal control appliance, and then improve the object of stable equipment operation of Intelligent building control system.
As shown in Figure 1, the utility model BACnet (Building Automation and ControlNet-works) protocol conversion system (i.e. building automation Control network protocols converting system) comprises for gathering the first building control information, and apply DDC (DirectDigital Control) controller that BACnet MS/TP (Building Automation andControl Net-works Master/Slave Token Passing) host-host protocol (i.e. the master/slave token data link protocol of building automation net control) transmits the first building control information collected, with this DDC controller 100 by being connected with the cable of RS485 interface, for receiving the first building control information, to support that the first building control information of BACnet MS/TP host-host protocol is converted to the second building control information supporting BACnet TCP (Building Automation and ControlNet-works Transmission Control Protocol) transportation protocol (i.e. building automation net control transmission control protocol), and apply the BACnet protocol conversion server 200 that BACnet TCP transmission agreement transmits the second building control information, and connect BAC protocol conversion server by Ethernet, for receiving and show in real time the host computer 300 of the second building control information.
The utility model BACnet protocol conversion system can be applicable to Intelligent building control system, by the operation conditions of the various control appliances under host computer 300 in real time display Intelligent building control system.
As shown in Figure 2, this BACnet protocol conversion server 200 comprises power supply 201, connects the Interface Control Panel 202 of power supply 201 and be integrated in the signal receiving module 203 of this Interface Control Panel 202, a CPU204, memory module 206, first ethernet interface module 205, first display screen 207 and matrix keyboard 208.Above-mentioned Signal interface module, memory module 206, first ethernet interface module 205, first display screen 207 and matrix keyboard 208 are all electrically connected at a CPU204.
Wherein, a CPU204 prestores BACnet MS/TP host-host protocol and BACnet TCP transmission agreement.This first ethernet interface module 205 input connects a CPU204, and its output connects host computer 300 by Ethernet.
This signal receiving module 203 for receiving the first building control information inputted by DDC controller 100, and will support that the first building control information of BACnet MS/TP host-host protocol inputs a CPU204.
One CPU204 is used for supporting that the first building control information of BACnet MS/TP host-host protocol is converted to the second building control information supporting BACnet TCP transmission agreement, and the second building control information of conversion gained is input to the first ethernet interface module 205.
Second building control information for receiving the second building control information, and is sent to host computer 300 by Ethernet by this first ethernet interface module 205.
In the utility model preferred embodiment, this Interface Control Panel 202 can be existing server master board, and this Signal interface module can be existing server network interface card, and this memory module 206 can be existing server hard disc.This first ethernet interface module 205 can be existing Ethernet interface.
As shown in Figure 3, the host computer 300 that the utility model is applied to the BACnet protocol conversion system of Intelligent building control system comprises the 2nd CPU302 and is electrically connected at the second ethernet interface module 301 and the second display screen 303 of the 2nd CPU302.This second ethernet interface module 301 input connects the first ethernet interface module 205 by Ethernet, and its output is connected to the 2nd CPU302.
Wherein, the second building control information, for receiving the second building control information transmitted through Ethernet by BACnet protocol conversion server 200, is input to the 2nd CPU302 by this second ethernet interface module 301.
Second building control information for receiving the second building control information, and is forwarded on second display screen 303 and shows by the 2nd CPU302.
Compare the data transmission scheme that existing employing BACnet MS/TP host-host protocol carries out building control information transmission between DDC controller 100 and host computer 300, the utility model BACnet protocol conversion system receives by BACnet protocol conversion server 200 and is gathered and the building control information (comprising the working order of the control appliances such as blower fan) inputted by DDC controller 100, building control information is converted to the building control information supporting BACnet TCP transmission agreement, and by Ethernet, the building control information through conversion is sent to host computer 300 in real time and shows.
Therefore the BACnet protocol conversion system that the utility model is applied to Intelligent building control system greatly increases the building control information transmission rate between DDC controller 100 and host computer 300, reduces the delay that between DDC controller 100 and host computer 300, data transmit.Host computer 300 of the present utility model can real-time reception the state information of various control appliances under showing Intelligent building control system, so that Intelligent building control system administrative staff understand the operation conditions of the various control appliances under Intelligent building control system in real time.Intelligent building control system administrative staff by the utility model BACnet protocol conversion system can Timeliness coverage, eliminating and the abnormal control appliance of work for the treatment of, improve the operation stability of the control appliance under Intelligent building control system.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. a BACnet protocol conversion system, comprise for gathering the first building control information, and apply the DDC controller (100) that BACnet MS/TP host-host protocol transmits the first building control information, it is characterized in that, also comprise and being electrically connected with described DDC controller (100), for receiving the first building control information inputted by described DDC controller (100), to support that the first building control information of BACnet MS/TP host-host protocol is converted to the second building control information supporting BACnet TCP transmission agreement, and apply the BACnet protocol conversion server (200) that BACnet TCP transmission agreement transmits the second building control information, and be electrically connected with described BACnet protocol conversion server (200) by Ethernet, for receiving the second building control information transmitted through Ethernet, and the host computer (300) of the second building control information in real time received by display.
2. BACnet protocol conversion system according to claim 1, it is characterized in that, described BACnet protocol conversion server (200) comprises Interface Control Panel (202), be integrated in described Interface Control Panel (202), for receiving the signal receiving module (203) of the first building control information inputted by described DDC controller (100), be integrated in described Interface Control Panel (202) and be electrically connected with described signal receiving module (203), for supporting that the first building control information of BACnet MS/TP host-host protocol is converted to a CPU (204) of the second building control information of support BACnet TCP transmission agreement, and be integrated in described Interface Control Panel (202), input connects a described CPU (204), and output connects first ethernet interface module (205) of Ethernet.
3. BACnet protocol conversion system according to claim 2, it is characterized in that, described BACnet protocol conversion server (200) also comprises the memory module (206), the first display screen (207) and the matrix keyboard (208) that are integrated in described Interface Control Panel (202) respectively.
4. BACnet protocol conversion system according to claim 3, it is characterized in that, described BACnet protocol conversion server (200) also comprises and is integrated in described Interface Control Panel (202), for the power supply (201) of powering for described first signal receiving module (203), a described CPU (204), described first ethernet interface module (205) and described first display screen (207).
5. BACnet protocol conversion system according to claim 4, it is characterized in that, described host computer (300) is comprised and being electrically connected with described first ethernet interface module (205) by Ethernet, for receiving second ethernet interface module (301) of the second building control information, be electrically connected with described second ethernet interface module (301), for receiving and forward the 2nd CPU (302) of the second building control information inputted by described second ethernet interface module (301), be electrically connected with described 2nd CPU (302), for receiving and show the second display screen (303) of this second building control information.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420685552.6U CN204272170U (en) | 2014-11-14 | 2014-11-14 | A kind of BACnet protocol conversion system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420685552.6U CN204272170U (en) | 2014-11-14 | 2014-11-14 | A kind of BACnet protocol conversion system |
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| CN204272170U true CN204272170U (en) | 2015-04-15 |
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| CN201420685552.6U Expired - Fee Related CN204272170U (en) | 2014-11-14 | 2014-11-14 | A kind of BACnet protocol conversion system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105827639A (en) * | 2016-05-13 | 2016-08-03 | 上海迅饶自动化科技有限公司 | X2bacnet protocol conversion gateway software |
| CN106907821A (en) * | 2015-12-23 | 2017-06-30 | 上海九谷智能科技有限公司 | A kind of HVAC control system for being applied to proton heavy ion hospital equipment area |
| CN108983740A (en) * | 2018-10-12 | 2018-12-11 | 北京时代凌宇科技股份有限公司 | A kind of wireless telecommunication system |
-
2014
- 2014-11-14 CN CN201420685552.6U patent/CN204272170U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907821A (en) * | 2015-12-23 | 2017-06-30 | 上海九谷智能科技有限公司 | A kind of HVAC control system for being applied to proton heavy ion hospital equipment area |
| CN105827639A (en) * | 2016-05-13 | 2016-08-03 | 上海迅饶自动化科技有限公司 | X2bacnet protocol conversion gateway software |
| CN108983740A (en) * | 2018-10-12 | 2018-12-11 | 北京时代凌宇科技股份有限公司 | A kind of wireless telecommunication system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20171114 |
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| CF01 | Termination of patent right due to non-payment of annual fee |