CN203025515U - Network industrial control module with function of POE (Power Over Ethernet) power supply - Google Patents
Network industrial control module with function of POE (Power Over Ethernet) power supply Download PDFInfo
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- CN203025515U CN203025515U CN 201320030482 CN201320030482U CN203025515U CN 203025515 U CN203025515 U CN 203025515U CN 201320030482 CN201320030482 CN 201320030482 CN 201320030482 U CN201320030482 U CN 201320030482U CN 203025515 U CN203025515 U CN 203025515U
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Abstract
The utility model discloses a network industrial control module with the function of POE (Power Over Ethernet) power supply, belongs to the field of application of industrial control, Ethernet and computer, and aims at solving the problems that the function of an interface circuit for communication between equipment and a computer is single, the operation is complex and the cost is high. The network industrial control module comprises a RJ45 socket, a network interface circuit, a central processor, a RS232 interface circuit, a RS485 interface circuit, a POE power supply separation circuit, a direct-current power supply, a DC/DC (Direct-Current/Direct-Current) voltage conversion regulation circuit and a memory which are integrated with a network transformer, wherein the central processor is simultaneously connected with the RS232 interface circuit, the RS485 interface circuit, the memory and the network interface circuit; the RJ45 socket is used for transmitting network data; the RS232 interface circuit and the RS485 interface circuit are used for transmitting serial data; the network interface circuit is used for converting the serial data and the network data, so as to realize the bidirectional communication of the serial signal with the network signal; and two modes, namely direct-current power supply and POE power supply, are available.
Description
Technical field
But the utility model relates to the network industry control module of POE power supply, belongs to Industry Control, Ethernet, computer application field.
Background technology
At present, in industry and civil area, most instrument and equipment are all also to carry out communication by RS232 or RS485 interface and computing machine, and the transmission speed of this interface and transmission mode all are not suitable for the distributed centralization management of modern industry system; If use the equipment connection of " RS232/RS485＜--〉fieldbus ", serial interface management software originally must be no longer applicable.Use ethernet technology, with the serial equipment networking, for we provide a kind of quick Solution.But in existing market, such product function is single, complicated operation, cost are high, therefore, designs a kind of simple, reliable, cheap, practical Ethernet connecting system particularly important.
Along with popularizing fast of TCP/IP network, has a communication distance based on the TCP/IP network far away, as long as connect the internet, communication distance can infinitely extend, and communication quality is stable, and automatic error correction function is arranged, the advantage that not disturbed by external environment condition, serial communication or bus communication can not satisfy social needs, and in each field, serial equipment remains main flow now, so that the data-switching between serial ports and network interface just becomes is very important.
In the face of the market demand, simple, reliable, cheap, practical Ethernet connecting system is particularly important.
Summary of the invention
The utility model purpose is the high problem of interface circuit function singleness, complicated operation, cost that communicates between existing equipment and computing machine in order to solve, but a kind of network industry control module of POE power supply is provided.POE is writing a Chinese character in simplified form of Power Over Ethernet, and Chinese implication is active Ethernet or POE.
But the network industry control module of POE power supply described in the utility model, it comprises RJ45 socket, network interface circuit, central processing unit, RS232 interface circuit, RS485 interface circuit, POE power supply separation circuit, direct supply, DC/DC voltage transitions modulate circuit and the storer that integrates network transformer
The power supply output terminal that integrates the RJ45 socket of network transformer is connected with the power supply signal input end of POE power supply separation circuit, and the d. c. voltage signal output terminal of POE power supply separation circuit is connected with the POE voltage signal input end of DC/DC voltage transitions modulate circuit;
The d. c. voltage signal output terminal of direct supply is connected with the d. c. voltage signal input end of DC/DC voltage transitions modulate circuit;
DC/DC voltage transitions modulate circuit is network interface circuit, central processing unit, RS232 interface circuit, RS485 interface circuit and storer power supply;
The data input/output terminal that integrates the RJ45 socket of network transformer is connected with the network data input/output terminal of network interface circuit;
The serial data input/output terminal of network interface circuit is connected with the network data input/output terminal of central processing unit;
The RS232 serial data input/output terminal of central processing unit is connected with the serial data input/output terminal of RS232 interface circuit;
The RS485 serial data input/output terminal of central processing unit is connected with the serial data input/output terminal of RS485 interface circuit;
The storage input/output terminal of central processing unit is connected with the storage input/output terminal of storer.
Advantage of the present utility model: this system's high stable, high-performance and low cost, the two-way transparent transmission of RS232/RS485 and TCP/IP data is provided, need not change existing serial equipment, can realize device network, carry out remote monitor, satisfy the demand for development of network and modern information technologies.
Realized the conversion of RS232/RS485 and ICP/IP protocol, transform the serial ports opertaing device as the network communication pattern, and need not to change original control software.The POE power supply mode is provided in modular design, realize a netting twine can complete the power supply and data transmission work, conveniently install and use.
Description of drawings
But Fig. 1 is the theory diagram of the network industry control module of POE power supply described in the utility model.
Embodiment
Embodiment one: present embodiment is described below in conjunction with Fig. 1, but the network industry control module of the described POE power supply of present embodiment, it comprises RJ45 socket 101, network interface circuit 102, central processing unit 103, RS232 interface circuit 104, RS485 interface circuit 105, POE power supply separation circuit 106, direct supply 107, DC/DC voltage transitions modulate circuit 108 and the storer 109 that integrates network transformer
The power supply output terminal that integrates the RJ45 socket 101 of network transformer is connected with the power supply signal input end of POE power supply separation circuit 106, and the d. c. voltage signal output terminal of POE power supply separation circuit 106 is connected with the POE voltage signal input end of DC/DC voltage transitions modulate circuit 108;
The d. c. voltage signal output terminal of direct supply 107 is connected with the d. c. voltage signal input end of DC/DC voltage transitions modulate circuit 108;
DC/DC voltage transitions modulate circuit 108 is network interface circuit 102, central processing unit 103, RS232 interface circuit 104, RS485 interface circuit 105 and storer 109 power supplies;
The data input/output terminal that integrates the RJ45 socket 101 of network transformer is connected with the network data input/output terminal of network interface circuit 102;
The serial data input/output terminal of network interface circuit 102 is connected with the network data input/output terminal of central processing unit 103;
The RS232 serial data input/output terminal of central processing unit 103 is connected with the serial data input/output terminal of RS232 interface circuit 104;
The RS485 serial data input/output terminal of central processing unit 103 is connected with the serial data input/output terminal of RS485 interface circuit 105;
The storage input/output terminal of central processing unit 103 is connected with the storage input/output terminal of storer 109.
Integrate the RJ45 socket 101 access network data of network transformer, convert serial data to central processing unit 103 through network interface circuit 102, then central processing unit 103 sends by RS232 interface circuit 104 or RS485 interface circuit 105.
By the conversion of network interface circuit 102, just realized the both-way communication of rs 232 serial interface signal and network signal.
The RJ45 socket 101 that integrates network transformer can be powered to POE power supply separation circuit 106 simultaneously, and the conversion of process POE power supply separation circuit 106, powers to whole system by DC/DC voltage transitions modulate circuit 108.Perhaps can use direct supply 107, also can be to whole system 110 power supplies after processing through DC/DC voltage transitions modulate circuit 108.Be that the present embodiment device has two kinds of power supply modes.
The data of central processing unit 103 are processed and are comprised two parts, the one, the serial data packing that serial ports is received sends in network by communication protocol by network interface circuit 102, another is to accept the network data that network interface is sent, be given to equipment by serial ports after processing, realize that serial equipment is connected into Ethernet.Increase storer 109 (EEPROM), the running parameter of saved system in this system.Upper computer software is by network interface and system communication, the mode of operation of initialization system, IP address, serial ports baud rate, complete set after system's autoboot work; Simultaneously upper computer software can create 256 virtual serial ports on computers, and serial data is mapped to network interface, need not to change original serial ports software and can realize Long-distance Control to serial equipment.System power supply mode: obtain the 48V voltage that POE supplies with from the RJ45 socket 101 that integrates network transformer, via POE power supply separation circuit 106 (comprising diode matrix conversion, LM2576HV reduction voltage circuit), last is system power supply with 5～12V direct supply 107 through DC/DC voltage transitions modulate circuit 108; Diode matrix is adjusted the 48V polarity of voltage, to satisfy POE power supply separation circuit 106 equipment by the idle pin of netting twine or two kinds of situations of data pin power supply.
Claims (3)
1. but the network industry control module of POE power supply, it is characterized in that, it comprises RJ45 socket (101), network interface circuit (102), central processing unit (103), RS232 interface circuit (104), RS485 interface circuit (105), POE power supply separation circuit (106), direct supply (107), DC/DC voltage transitions modulate circuit (108) and the storer (109) that integrates network transformer
The power supply output terminal that integrates the RJ45 socket (101) of network transformer is connected with the power supply signal input end of POE power supply separation circuit (106), and the d. c. voltage signal output terminal of POE power supply separation circuit (106) is connected with the POE voltage signal input end of DC/DC voltage transitions modulate circuit (108);
The d. c. voltage signal output terminal of direct supply (107) is connected with the d. c. voltage signal input end of DC/DC voltage transitions modulate circuit (108);
DC/DC voltage transitions modulate circuit (108) is network interface circuit (102), central processing unit (103), RS232 interface circuit (104), RS485 interface circuit (105) and storer (109) power supply;
The data input/output terminal that integrates the RJ45 socket (101) of network transformer is connected with the network data input/output terminal of network interface circuit (102);
The serial data input/output terminal of network interface circuit (102) is connected with the network data input/output terminal of central processing unit (103);
The RS232 serial data input/output terminal of central processing unit (103) is connected with the serial data input/output terminal of RS232 interface circuit (104);
The RS485 serial data input/output terminal of central processing unit (103) is connected with the serial data input/output terminal of RS485 interface circuit (105);
The storage input/output terminal of central processing unit (103) is connected with the storage input/output terminal of storer (109).
2. but the network industry control module of POE power supply according to claim 1, is characterized in that, it is that the single-chip microcomputer of STC12C5A60S2 is realized that central processing unit (103) adopts model.
3. but the network industry control module of POE power supply according to claim 1, is characterized in that, network interface circuit (102) adopts the network chip of inner integrated W5100 ethernet controller to realize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320030482 CN203025515U (en) | 2013-01-21 | 2013-01-21 | Network industrial control module with function of POE (Power Over Ethernet) power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320030482 CN203025515U (en) | 2013-01-21 | 2013-01-21 | Network industrial control module with function of POE (Power Over Ethernet) power supply |
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| Publication Number | Publication Date |
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| CN203025515U true CN203025515U (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320030482 Expired - Fee Related CN203025515U (en) | 2013-01-21 | 2013-01-21 | Network industrial control module with function of POE (Power Over Ethernet) power supply |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105530103A (en) * | 2016-01-25 | 2016-04-27 | 萤辉科技有限公司 | POE controller and POE control system |
| CN105610586A (en) * | 2016-03-01 | 2016-05-25 | 上海斐讯数据通信技术有限公司 | Serial port circuit design satisfying power on Ethernet (POE) non-isolated power system |
| CN106506075A (en) * | 2016-11-09 | 2017-03-15 | 国家电网公司 | Optic communication links light signal strength monitoring device based on POE technology |
| CN107239424A (en) * | 2017-05-22 | 2017-10-10 | 重庆携普科技有限公司 | Input-output equipment |
| CN110147339A (en) * | 2019-06-06 | 2019-08-20 | 立原(天津)自动化设备有限公司 | A kind of plant control unit of the communication conversion based on wireless router |
-
2013
- 2013-01-21 CN CN 201320030482 patent/CN203025515U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105530103A (en) * | 2016-01-25 | 2016-04-27 | 萤辉科技有限公司 | POE controller and POE control system |
| CN105610586A (en) * | 2016-03-01 | 2016-05-25 | 上海斐讯数据通信技术有限公司 | Serial port circuit design satisfying power on Ethernet (POE) non-isolated power system |
| CN105610586B (en) * | 2016-03-01 | 2018-09-28 | 上海斐讯数据通信技术有限公司 | A kind of serial ports design circuit for the non-isolated power supply system meeting Power over Ethernet |
| CN106506075A (en) * | 2016-11-09 | 2017-03-15 | 国家电网公司 | Optic communication links light signal strength monitoring device based on POE technology |
| CN107239424A (en) * | 2017-05-22 | 2017-10-10 | 重庆携普科技有限公司 | Input-output equipment |
| CN110147339A (en) * | 2019-06-06 | 2019-08-20 | 立原(天津)自动化设备有限公司 | A kind of plant control unit of the communication conversion based on wireless router |
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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: 20130626 Termination date: 20160121 |
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| EXPY | Termination of patent right or utility model |