CN205644530U - Serial ports changes wireless communicator - Google Patents

Serial ports changes wireless communicator Download PDF

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Publication number
CN205644530U
CN205644530U CN201620349986.8U CN201620349986U CN205644530U CN 205644530 U CN205644530 U CN 205644530U CN 201620349986 U CN201620349986 U CN 201620349986U CN 205644530 U CN205644530 U CN 205644530U
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China
Prior art keywords
serial
signal
wireless
serial ports
processing means
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CN201620349986.8U
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Chinese (zh)
Inventor
李智宁
陆国俊
熊俊
谢剑翔
吴杰
罗伟良
刘建成
敖昌民
郭倩雯
吴晓桂
陈彤生
李晓
王斯斯
黄飞强
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Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
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Guangzhou Power Supply Bureau Co Ltd
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Priority to CN201620349986.8U priority Critical patent/CN205644530U/en
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Abstract

The utility model relates to a serial ports changes wireless communicator, including bus structure, processing apparatus, wireless transceiver and a plurality of serial ports device, the serial ports device passes through bus structure and connects processing apparatus, and processing apparatus connects wireless transceiver. Processing apparatus acquires the serial port signal that uploads that each serial ports device received through bus structure, converts the distinguishable signal of uploading of wireless transceiver into and erupts simultaneously and deliver to wireless transceiver. Wireless transceiver is the signal conversion that uploads that processing apparatus sent radio signal and sends to and convert down the radio signal who receives the number of delivering a letter into and carry to processing apparatus, processing apparatus receives the lower number of delivering a letter that wireless transceiver sent, converts down the serial ports device that passes serial port signal and extremely correspond through the bus structure transport into, and the serial ports device will pass serial port signal output down. Through bus structure connection processing apparatus and a plurality of serial ports device, realize uploading and passing down of multichannel serial ports data, satisfy the demand that the multichannel was monitored, it is low to have reduced use cost.

Description

Serial ports turns wireless communicator
Technical field
This utility model relates to technical field of data transmission, particularly relates to a kind of serial ports and turns wireless communicator.
Background technology
Along with development and the progress of science, the stability transmitting data and the requirement of convenience are increasingly High.In industrial settings, monitoring system generally requires multiple serial equipment and carry out connected network communication.
Traditional communicator includes a serial ports and a wireless transmitter, receives data and through nothing by serial ports Line emitter sends.Owing to each serial ports of needs is equipped with wireless transmitter, cause equipment cost to increase, pass There is the shortcoming that use cost is high in the communicator of system.
Utility model content
Based on this, it is necessary to for the problems referred to above, it is provided that the serial ports that a kind of use cost is low turns wireless communicator.
A kind of serial ports turns wireless communicator, including bus structures, processing means, wireless transmitter and multiple Serial port device, described serial port device connects described processing means, described processing means by described bus structures Connect described wireless transmitter;
Described serial port device receives and uploads rs 232 serial interface signal, and receives described processing means and tied by described bus Structure send biography rs 232 serial interface signal down and export;
Described processing means by described bus structures obtain respectively each described serial port device receive upload serial ports Signal, exports the discernible up-delivering signal of described wireless transmitter to described wireless transmitter;And connect Receive the number of delivering a letter under described wireless transmitter sends, and by passing rs 232 serial interface signal under the conveying of described bus structures To corresponding serial port device;
Described wireless transmitter is converted to wireless communication for the described up-delivering signal described processing means sent Number and send;And the wireless signal of reception is converted to described under the number of delivering a letter be delivered to described processing means.
Above-mentioned serial ports turns wireless communicator, and processing means obtains each serial port device respectively by bus structures and receives Upload rs 232 serial interface signal, be converted to the discernible up-delivering signal of wireless transmitter and send to wireless receiving and dispatching fill Put.The up-delivering signal that processing means sends is converted to wireless signal and sends by wireless transmitter, and will The wireless signal received is converted to down the number of delivering a letter and is delivered to processing means;Processing means receives wireless receiving and dispatching dress Put the number of delivering a letter under transmission, be converted to down pass rs 232 serial interface signal and be delivered to the serial ports dress of correspondence by bus structures Putting, serial port device will pass down rs 232 serial interface signal output.Connect processing means by bus structures and multiple serial ports fills Put, it is achieved multi-channel serial port data upload and under pass, meet multichannel monitoring demand, reduce and use into This is low.
Accompanying drawing explanation
Fig. 1 is the structural representation that in an embodiment, serial ports turns wireless communicator;
Fig. 2 is the structural representation that in another embodiment, serial ports turns wireless communicator;
Fig. 3 is the applied topology schematic diagram that in an embodiment, serial ports turns wireless communicator.
Detailed description of the invention
A kind of serial ports turns wireless communicator, as it is shown in figure 1, include multiple serial port device 110, also includes bus Structure 120, processing means 130 and wireless transmitter 140, serial port device 110 is by bus structures 120 Connecting processing means 130, processing means 130 connects wireless transmitter 140.
Serial port device 110 receives uploads rs 232 serial interface signal, and receiving and processing device 130 is by bus structures 120 Send biography rs 232 serial interface signal down and export.Serial port device 110 specifically can connect external serial equipment, outside reception Put the rs 232 serial interface signal of uploading of serial equipment transmission, and export biography rs 232 serial interface signal extremely external serial equipment down.External Serial equipment specifically can include serial ports video camera and serial port data acquisition equipment etc..
Processing means 130 uploads serial ports by what bus structures 120 obtained that each serial port device 110 receives respectively Signal, the output discernible up-delivering signal of wireless transmitter 140 is to wireless transmitter 140;And receive The number of delivering a letter under wireless transmitter 140 transmission, and carry down biography rs 232 serial interface signal extremely by bus structures 120 Corresponding serial port device 110.
The up-delivering signal that processing means 130 sends is converted to wireless signal and sends by wireless transmitter 140; And the wireless signal of reception is converted to down the number of delivering a letter and is delivered to processing means 130.
Processing means 130 uploads serial ports by what bus structures 120 obtained that each serial port device 110 receives respectively Signal, is converted to the discernible up-delivering signal of wireless transmitter 140 and sends to wireless transmitter 140. The up-delivering signal that processing means 130 sends is converted to wireless signal and sends by wireless transmitter 140.Nothing Line R-T unit 140 specifically can remotely control end with PC (personal computer, personal computer) etc. End is set up radio communication and is connected, and sends the wireless signal being converted to remote control terminal.Wireless receiving and dispatching Device 140 can also be to send to network server, wireless signal for carrying out data storage.
The wireless signal of reception is also converted to down the number of delivering a letter and is delivered to processing means by wireless transmitter 140 130;Processing means 130 receives the number of delivering a letter under wireless transmitter 140 sends, and is converted to down pass serial ports letter Number and by bus structures 120 be delivered to correspondence serial port device 110, string will be passed down by serial port device 110 Message number is delivered to the external serial equipment of correspondence.
Wherein in an embodiment, serial port device 110 is RS485 serial port device, and bus structures are RS485 Bus structures.The particular number of RS485 serial port device is not unique, can be adjusted according to the actual requirements.This In embodiment, the quantity of RS485 serial port device is 4, is carried out data transmission by 4 RS485 serial port devices, The demand of multichannel monitoring can be met.RS485 bus is the communication interface of a kind of multiple spot, differential data transmission, Possess succinct flexibly, hardware interface is simple, software easily realizes, cost performance is higher, transmission range farther out, by mistake The advantages such as code check is relatively low, capacity of resisting disturbance is strong.RS485 communication is half duplex communication, sends and receive shared same One physical channel.
In the present embodiment, RS485 bus structures are host-hypotaxis bus topology, and primary and secondary structure refers to from machine the most actively Sending order or data, all are all by host computer control.A unit is the most only allowed to be in transmission shape State, in a multi-machine communication system, only one unit is as main frame, and each can not be mutual between machine Communication, even if there being information exchange also must be forwarded by main frame.Specifically, wireless transmitter 140 is with remote Process control terminal wireless communication connects, and using the external serial equipment of connection serial port device 110 as from machine, incites somebody to action Remote control terminal, as main frame, builds host-guest architecture by RS485 bus, it is achieved data acquisition and system Control.It is controlled by single main frame, it is to avoid from machine or other-end, data acquisition control is interfered, Improve control reliability.
Wherein in an enforcement, serial port device 110 includes serial line interface and Communication processor, serial line interface Connecting communication processor, Communication processor connects processing means 130 by bus structures 120.Communication processor Particular type unique, as a example by serial port device 110 be RS485 serial port device, the present embodiment leads to News processor is MAX485 processor.Specifically connect as a example by external serial equipment by serial line interface, mailing address What reason device reception serial line interface accessed uploads rs 232 serial interface signal, and will upload serial ports when processing means 130 is called Signal is delivered to processing means 130.Communication processor is receiving the letter of biography serial ports down that processing means 130 issues Number time, rs 232 serial interface signal will be passed down by serial line interface and send to corresponding external serial equipment.Pass through mailing address Reason device control serial line interface data transmission, it is achieved the upper and lower transmission control system of data, easy and simple to handle reliably.
Wherein in an embodiment, processing means 130 includes signal selector and signal processor, signal Selector connects signal processor, and connects serial port device 110 by bus structures 120, and signal processor is even Connect wireless transmitter 140.The concrete model of signal selector and signal processor is not the most unique, the present embodiment Middle signal processor is ARM9TDMI processor.
Specifically can prestore the mailing address of serial port device 110 at signal selector, signal selector according to The mailing address of each serial port device 110, is invoked periodically the serial port device of correspondence in a time multiplexed manner 110, obtain uploading rs 232 serial interface signal and transmitting to signal processor of each serial port device 110 reception successively.Signal Signal selector transmission is uploaded rs 232 serial interface signal and is changed by processor, and obtaining wireless transmitter 140 can Identify up-delivering signal and send to wireless transmitter 140.Signal processor carries out the mode of signal conversion also Not unique, only the signal being converted to need to be made to be identified by wireless transmitter 140.In the present embodiment Signal processor is according to TCPIP (Transmission Control Protocol/Internet Protocol, transmission control Agreement/Internet Protocol processed) agreement changes uploading rs 232 serial interface signal, and obtain up-delivering signal and send extremely Wireless receiving apparatus 140, data conversion is quick convenient.
Signal processor also receives under wireless transmitter 140 sends and wears signal and change, and is passed down Serial Port Information sends to signal selector.Signal selector receives the biography rs 232 serial interface signal down that signal processor sends, And according to passing down the address information carried in rs 232 serial interface signal, send passing down rs 232 serial interface signal to corresponding serial ports dress Put 110.
The present embodiment is i.e. processing means 130 calls each serial port device 110 successively, obtains and upload serial ports letter Number and send after carrying out signal conversion to wireless transmitter 140, improve signal processing promptness.It is appreciated that In other embodiments, processing means 130 may not be calls each serial port device 110 successively, obtains simultaneously Take multiple serial port device 110 uploads serial data, sends to wireless receipts after carrying out signal conversion the most respectively Transmitting apparatus 140.
Wherein in an embodiment, wireless transmitter 140 includes WIFI R-T unit.Specifically, originally In embodiment, WIFI R-T unit includes wireless network card and wireless receiving and dispatching antenna, and wireless network card connects processing means 130 and wireless receiving and dispatching antenna.The up-delivering signal that processing means 130 is sent by wireless network card is changed, and obtains WIFI signal is also sent by wireless receiving and dispatching antenna, and the WIFI signal receiving wireless receiving and dispatching antenna is entered Row conversion, wears signal and transmits to processing means 130 under obtaining.
WIFI is the wireless network being made up of AP (Access Point, wireless access node) and wireless network card. AP is commonly referred to as network bridge or access point, and it is treated as traditional wired local area network and WLAN Bridge between network, the most any PC equipped with wireless network card is both transparent for AP and goes to share wired local The network even resource of Wide Area Network, its operation principle be equivalent to a built-in wireless transmitter hub or Router, wireless network card is then responsible for receiving by the client device of the launched signal of AP.In the present embodiment By WIFI R-T unit carry out data wireless upload and under pass, long transmission distance and facility simple to operate.
In another embodiment, wireless transmitter 140 includes 4G communicator, specifically can be by being inserted with The wireless 4G communication module of SIM carries out the upper and lower biography of data.Carry out data by 4G communication to be wirelessly transferred, Transmitted data amount is big, transfer rate is fast for letter.
Wherein in an embodiment, also include storing device 150 as in figure 2 it is shown, serial ports turns wireless communicator, Storage device 150 connects processing means 130 by bus structures 120.Storage device 150 is used for storing process The data of device 130 transmission, in order to carry out data query, can be specifically to permanently store, it is also possible to be right The storage time exceedes the data of preset duration and deletes, to save memory space.Additionally, storage device 150 Also can store processing means 130 to work the data such as required code.
Wherein in an embodiment, with continued reference to Fig. 2, serial ports turns wireless communicator and may also include electric supply installation 160, electric supply installation 160 connects serial port device 110 and processing means 130 by bus structures 120.Power supply Device 160, for providing running voltage for serial port device 110 and processing means 130, can be specifically to pass through It is powered after accessing external power source conversion, it is also possible to be to be powered by internal battery.
It is illustrated in figure 3 serial ports in an embodiment and turns the applied topology schematic diagram of wireless communicator.Serial ports turns nothing Line communicator 100 connects multiple external serial equipment 200, and is connected with distance host 300 radio communication.Logical Cross serial ports and turn wireless communicator 100 by the video data that collects together with digital quantity, switching value, analog quantity It is transferred on the webserver, the real-time monitoring site state of distance host 300 can be passed through, it is achieved multi-channel serial port The collection of data and monitoring.
Above-mentioned serial ports turns wireless communicator, connects processing means 130 and multiple serial ports by bus structures 120 Device 110, it is achieved multi-channel serial port data upload and under pass, meet multichannel monitoring demand, reduce and make Use low cost.Owing to possessing radio transmission-receiving function, also by remote terminal, serial ports is turned wireless communicator and enter Row remotely controls, and improves operation ease.
Embodiment described above only have expressed several embodiments of the present utility model, its describe more concrete and In detail, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, it is right For those of ordinary skill in the art, without departing from the concept of the premise utility, it is also possible to do Going out some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, this utility model is special The protection domain of profit should be as the criterion with claims.

Claims (10)

1. a serial ports turns wireless communicator, it is characterised in that include bus structures, processing means, wireless R-T unit and multiple serial port device, described serial port device connects described processing means by described bus structures, Described processing means connects described wireless transmitter;
Described serial port device receives and uploads rs 232 serial interface signal, and receives described processing means and tied by described bus Structure send biography rs 232 serial interface signal down and export;
Described processing means by described bus structures obtain respectively each described serial port device receive upload serial ports Signal, exports the discernible up-delivering signal of described wireless transmitter to described wireless transmitter;And connect Receive the number of delivering a letter under described wireless transmitter sends, and by passing rs 232 serial interface signal under the conveying of described bus structures To corresponding serial port device;
The described up-delivering signal that described processing means is sent by described wireless transmitter is converted to wireless signal also Send;And the wireless signal of reception is converted to described under the number of delivering a letter be delivered to described processing means.
Serial ports the most according to claim 1 turns wireless communicator, it is characterised in that described serial port device For RS485 serial port device, described bus structures are RS485 bus structures.
Serial ports the most according to claim 2 turns wireless communicator, it is characterised in that described serial port device Including serial line interface and Communication processor, described serial line interface connects described Communication processor, described mailing address Reason device connects described processing means by described bus structures.
Serial ports the most according to claim 3 turns wireless communicator, it is characterised in that described Communication processing Device is MAX485 processor.
Serial ports the most according to claim 1 turns wireless communicator, it is characterised in that described processing means Including signal selector and signal processor, described signal selector connects described signal processor, and passes through Described bus structures connect described serial port device, and described signal processor connects described wireless transmitter.
Serial ports the most according to claim 5 turns wireless communicator, it is characterised in that described signal processing Device is ARM9TDMI processor.
Serial ports the most according to claim 1 turns wireless communicator, it is characterised in that described wireless receiving and dispatching Device includes WIFI R-T unit;Described WIFI R-T unit includes wireless network card and wireless receiving and dispatching antenna, Described wireless network card connects described processing means and described wireless receiving and dispatching antenna.
Serial ports the most according to claim 1 turns wireless communicator, it is characterised in that described wireless receiving and dispatching Device includes 4G communicator.
Serial ports the most according to claim 1 turns wireless communicator, it is characterised in that also include storage dress Putting, described storage device connects described processing means by described bus structures.
Serial ports the most according to claim 1 turns wireless communicator, it is characterised in that also include power supply Device, described electric supply installation connects described serial port device and described processing means by described bus structures.
CN201620349986.8U 2016-04-21 2016-04-21 Serial ports changes wireless communicator Active CN205644530U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105955902A (en) * 2016-04-21 2016-09-21 广州供电局有限公司 Serial-to-wireless communicator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105955902A (en) * 2016-04-21 2016-09-21 广州供电局有限公司 Serial-to-wireless communicator

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20200922

Address after: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No.

Patentee after: Guangzhou Power Supply Bureau of Guangdong Power Grid Co.,Ltd.

Address before: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No.

Patentee before: GUANGZHOU POWER SUPPLY Co.,Ltd.

TR01 Transfer of patent right