A kind of lightning protection combustible gas metering arrangement and gas metering control systemTechnical field
The present invention relates to gas metering field, particularly a kind of lightning protection combustible gas metering arrangement and gas metering control system.
Background technology
Along with the use of natural gas enters every field, the use amount of rock gas increases gradually, and natural gas metering clearing also become more and more important, the metering of current rock gas relies on combustible gas metering arrangement more, as the various gas meters in Trunk-line net, the gas meter, flow meter etc. that resident measures, but field is applied in for some or the gas metering equipment of old community of ground wire is not installed, often occur causing the problem using the communication module of 220V power supply breakdown because of thunder and lightning multiple season at thunder and lightning, cause equipment out of use thus, maintenance cost is soaring waits series of problems.
Summary of the invention
The combustible gas metering arrangement that goal of the invention of the present invention is to overcome application 220V power supply is easily by problem that thunder and lightning punctures, a kind of lightning protection combustible gas metering arrangement is provided, comprise control module, data acquisition module and communication module, described data acquisition module, communication module are connected with described control module respectively, also comprise thunder and lightning detection module, described thunder and lightning detection module is connected with described control module, described thunder and lightning detection module is for detecting the generation of thunder and lightning, when thunder and lightning detection module detects that thunder and lightning produces, thunder and lightning is produced information sends control module in time, the 220V power supply (or other external power supplys) that control module will be used for communication module (or module of other application civil powers) in time cuts off, communication module (or module of other application civil powers) operation suspension, described combustible gas metering arrangement enters battery powered mode, to support that other modules that must run are (as data acquisition module, control module) continuous service, when thunder and lightning detection module detects thunder and lightning not when occurring, control module recovers the connection of 220V power supply (or other external power supplys), combustible gas metering arrangement recovers normal work.
Further, described communication module is Infrared Transmission module, bluetooth 4.2 transport module, WIFI transport module, Zigbee transmission module, sub 1GHz transport module or 802.11.ah transport module.
Further, described thunder and lightning detection module is Franklin lightning sensors chip AS3935.
The present invention provides a kind of lightning protection gas metering control system with lightning protection function simultaneously, comprise central controller, zone control and more than one combustible gas metering arrangement as above, described central controller, zone control all include remote communication module, and described zone control also includes area communication module and thunder and lightning detection module simultaneously; Described zone control is communicated to connect by remote communication module and described central controller, and described zone control is also communicated to connect by area communication module and combustible gas metering arrangement simultaneously.
Further, described remote communication module is gsm communication module, GPRS communication module, 3G communication module or 4G communication module; Described area communication module is M-bus module, Infrared Transmission module, bluetooth 4.2 transport module, WIFI transport module, Zigbee transmission module, sub 1GHz transport module or 802.11.ah transport module.
in sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
Lightning protection combustible gas metering arrangement provided by the invention and gas metering control system have thunder and lightning detection module, can when detecting that thunder and lightning occurs, in time the external power supply of combustible gas metering arrangement is cut off, thus effective anti-locking apparatus internal components, module are punctured by thunder and lightning, extend device lifetime.
Accompanying drawing explanation
Fig. 1 is combustible gas metering arrangement structural representation provided by the invention.
Fig. 2 is gas metering control system communication scheme provided by the invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
embodiment 1:the combustible gas metering arrangement that goal of the invention of the present invention is to overcome application 220V power supply is easily by problem that thunder and lightning punctures, a kind of combustible gas metering arrangement with lightning protection function is provided, comprise control module 1, data acquisition module 2 and communication module 3, described data acquisition module 2, communication module 3 are connected with described control module 1 respectively, also comprise thunder and lightning detection module 4, described thunder and lightning detection module 4 is connected with described control module 1, described thunder and lightning detection module 4 is for detecting the generation of thunder and lightning, when thunder and lightning detection module 4 detects that thunder and lightning produces, thunder and lightning is produced information sends control module 1 in time, control module 1 will be used in time the module of communication module 3(or other application civil powers) 220V power supply (or other external power supplys) cut off, the module of communication module 3(or other application civil powers) operation suspension, described combustible gas metering arrangement enters battery powered mode, with the module supporting other to run (as data acquisition module 2, control module 1) continuous service, when thunder and lightning detection module 4 detect thunder and lightning no longer occur time, control module 1 recovers the connection of 220V power supply (or other external power supplys), combustible gas metering arrangement recovers normal work.
Further, described communication module 3 is Infrared Transmission module, bluetooth 4.2 transport module, WIFI transport module, Zigbee transmission module, sub 1GHz transport module or 802.11.ah transport module.
Further, described thunder and lightning detection module 4 is Franklin lightning sensors chip AS3935.
Namely the combustible gas metering arrangement of what the present embodiment provided have lightning protection function can be applicable to field industrial fuel gas metering field, thus prevents in thunder and lightning multiple season, and the long-range combustible gas metering arrangement being applied to field meets with thunderbolt; Also can be applicable to family, the domestic gas measuring apparatus avoiding some not arrange in the old residential building of ground wire meets with thunderbolt.
embodiment 2:the present embodiment provides a kind of gas metering control system with lightning protection function, comprise central controller (administrative center as gas company), zone control (as the cell management machine of each community, be responsible for the counting collecting all combustible gas metering arrangements in this community) and more than one combustible gas metering arrangement as described in Example 1, described central controller, zone control all include remote communication module, and described zone control also includes area communication module and thunder and lightning detection module simultaneously; Described zone control is communicated to connect by remote communication module and described central controller, and described zone control is also communicated to connect by area communication module and combustible gas metering arrangement simultaneously.
Further, described remote communication module is gsm communication module, GPRS communication module, 3G communication module or 4G communication module; Described area communication module is M-bus module, Infrared Transmission module, bluetooth 4.2 transport module, WIFI transport module, Zigbee transmission module, sub 1GHz transport module or 802.11.ah transport module.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.