CN207399227U - A kind of protocol converter suitable for power system communication - Google Patents
A kind of protocol converter suitable for power system communication Download PDFInfo
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- CN207399227U CN207399227U CN201721559341.8U CN201721559341U CN207399227U CN 207399227 U CN207399227 U CN 207399227U CN 201721559341 U CN201721559341 U CN 201721559341U CN 207399227 U CN207399227 U CN 207399227U
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- asynchronous serial
- protocol converter
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- 238000004891 communication Methods 0.000 title claims abstract description 22
- 239000013307 optical fiber Substances 0.000 claims abstract description 6
- 238000002955 isolation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a kind of protocol converter suitable for power system communication, including embedded main board；Six road asynchronous serial ports, all the way CAN interface, all the way three road LAN interface, isa bus interface and USB interface are equipped on embedded main board；Wherein asynchronous serial port is debugging mouth all the way, is in addition connected to No.1 transceiver on five road asynchronous serial ports；Photoisolator is equipped between asynchronous serial port and corresponding No.1 transceiver, GPS clock module is connected on some No.1 transceiver；No. two transceivers are connected with by photoisolator on CAN interface；10/100M transceivers are connected on every road LAN interface, optical fiber interface is connected on 10/100M transceivers；Isa bus is connected on isa bus interface, CAN controller is connected on isa bus；No. three transceivers are also connected with by photoisolator in CAN controller.The utility model simplifies hardware design, while improves the versatility of protocol converter.
Description
Technical field
The utility model is related to a kind of protocol converters suitable for power system communication.
Background technology
In field of communication technology, communicating pair needs to abide by some set regulations when sending and receiving data, to protect
Correct, the transmitting of data are demonstrate,proved, these regulations are just referred to as communication protocol.It is theoretically different after making communication protocol
The equipment of producer's manufacture is just had access in same system.However the country is not also to the communication between equipment in telecontrol system
Unified standard is formulated, since communication protocol species is various, the communication protocol that devices from different manufacturers uses is usually mutually different, i.e.,
Just the same communication protocol of use having, the difference for understanding yet with each producer and realizing, causes product simultaneous mutually
Hold.This situation not being interchangeable between each plant equipment, and interface problem is difficult to solve.It is in addition, logical for each
Letter stipulations all carry out hardware and software development, inherently waste substantial amounts of man power and material.It can be seen that the prior art needs further
It improves.
Utility model content
The purpose of this utility model is that a kind of protocol converter suitable for power system communication is proposed, to simplify hardware
Design improves the versatility of protocol converter, so as to ensure the quick exploitation of system and reliable and stable.
The utility model to achieve these goals, adopts the following technical scheme that：
A kind of protocol converter suitable for power system communication, including embedded main board；It is equipped on embedded main board
Six road asynchronous serial ports, all the way CAN interface, all the way three road LAN interface, isa bus interface and USB interface；
Wherein asynchronous serial port is debugging mouth all the way, is in addition connected to No.1 transceiver on five road asynchronous serial ports；Different
It walks and photoisolator is equipped between serial ports and corresponding No.1 transceiver, GPS clock is also associated on some No.1 transceiver
Module；
No. two transceivers are connected with by photoisolator on CAN interface；
10/100M transceivers are connected on every road LAN interface, being connected with optical fiber on 10/100M transceivers connects
Mouthful；
Isa bus is connected on isa bus interface, CAN controller is connected on isa bus；
No. three transceivers are also connected with by photoisolator in CAN controller.
Preferably, in the asynchronous serial port of six road, partly using 9 line TLL interfaces, partly using 3 line TLL interfaces.
Preferably, the protocol converter further includes a bottom plate；The opposite both ends of embedded main board back side are respectively equipped with
One socket pin；It is equipped on bottom plate and is stretched into the corresponding outlet socket of above-mentioned contact pin, above-mentioned contact pin in the outlet socket.
Preferably, the protocol converter further includes housing, and embedded main board and bottom plate are located in housing；In housing back side
Electromagnet is installed, battery is installed in housing, control switch, control switch and battery, electromagnet are equipped on front side of housing
Connection.
The utility model has the following advantages that：
The protocol converter that the utility model is addressed, using embedded main board as core, after using above-mentioned embedded main board,
The work of hardware design mainly falls in the design of bottom plate, and including powering to embedded main board, each communication for drawing needs connects
Mouthful, extend dedicated application circuit unit etc..Since the utility model employs the mode that embedded main board and bottom plate be combined,
Therefore hardware design is greatly simplified, and ensure that the quick exploitation of system and reliable and stable, versatile enhancing.
Description of the drawings
Fig. 1 is a kind of structure diagram of protocol converter suitable for power system communication in the utility model；
Fig. 2 is the installation diagram of embedded main board and bottom plate in the utility model；
Fig. 3 is a kind of structure diagram of protocol converter suitable for power system communication in the utility model；
Wherein, 1- embedded main boards, 2- asynchronous serial ports, 3-CAN interfaces, 4-LAN interfaces, 5-ISA bus interface, 6-USB
Interface, 7- No.1 transceivers, 8- No.1 photoisolators, 9-GPS clock modules；
No. bis- photoisolators of 10-, No. bis- transceivers of 11-, 12-10/100M transceivers, 13- optical fiber interfaces, 14-ISA are total
Line, 15-CAN bus control units, No. tri- photoisolators of 16-, No. tri- transceivers of 17-, 18- bottom plates；
19- contact pins, 20- outlet sockets, 21- housings, 22- electromagnet, 23- control switches.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment is described in further detail the utility model：
With reference to shown in Fig. 1, a kind of protocol converter suitable for power system communication, including embedded main board 1.
On embedded main board 1 be equipped with six road asynchronous serial ports 2, all the way CAN interface 3, three road LAN interface 4, ISA is total all the way
Line interface 5 and USB interface 6.
Wherein asynchronous serial port 2 is debugging mouth all the way.No.1 transceiver 7 is connected on other five road asynchronous serial port 2.
Preferably, partial asynchronous serial ports 2 uses 9 line TLL interfaces, and partial asynchronous serial ports 2 uses 3 line TLL interfaces.
When asynchronous serial port 2 is using 9 line TLL interfaces, there are the control lines such as RTS, CTS, DCD, it is hard to can be used for needs
The equipment of part flow control, such as MODEM, GPRS/ communicating terminal.
When asynchronous serial port 2 is using 3 line TLL interfaces, only tri- line of RX, TX, GND.
No.1 transceiver 7 for example can be RS232 transceivers, naturally it is also possible to be RS485 transceivers.
Photoisolator, such as No.1 photoisolator 8 are equipped between asynchronous serial port 2 and corresponding No.1 transceiver 7.
GPS clock module 9 is connected on some No.1 transceiver 7.
On CAN interface 3 No. two transceivers 11 are connected with by No. two photoisolators 10.
10/100M transceivers 12 are connected on every road LAN interface 4.
Wherein LAN interface 4 usually as debugging interface, is used for and safeguards software communication all the way.In addition two-way LAN interface 4
Generally as telemechanical mouth, for being communicated with control centre.
Network isolation transformer and optical fiber interface 13 are connected on 10/100M transceivers 12.
Isa bus 14 is connected on isa bus interface 5, CAN controller 15 is connected on isa bus.
In CAN controller 15 also No. three transceivers 17 are connected with by No. three photoisolators 16.
Some situations for needing dual CAN bus can be tackled by the CAN controller 15.
Preferably, embedded main board 1 selects EM9360 series mainboards.The mainboard has abundant networked communication resource, tool
There are the faster CPU speeds of service, there is higher cost performance.
As shown in Fig. 2, protocol converter further includes a bottom plate 18.
The opposite both ends of 1 back side of embedded main board are respectively equipped with a socket pin, such as contact pin 19.On bottom plate 18 be equipped with
The above-mentioned corresponding outlet socket 20 of contact pin, above-mentioned contact pin are stretched into the outlet socket.
By above-mentioned design, beneficial to the hardware design for simplifying protocol converter in the utility model.
Wherein, network isolation transformer and optical fiber interface 13 can be for example arranged on bottom plate 18.
Network isolation transformer act as enhancing network signal, makes its transmission range farther；Make network chip end with it is outer
Portion's cable electrical isolation, enhancing antijamming capability protect chip not broken by high voltage.
In addition, protocol converter further includes housing 21, embedded main board 1 and bottom plate 18 are located in housing 21.
As shown in figure 3, the back side in housing 21 is equipped with electromagnet 22, battery is installed in housing 21, before housing
Side is equipped with control switch 23, and control switch 23 is connected with battery, electromagnet 22.
Pass through above-mentioned design so that when operator needs protocol converter being fixed on electrical cabinet inner wall, it is only necessary to
Control switch 23 is pressed, electromagnet 22 can be adsorbed on electrical cabinet inner wall, realize the fixation of protocol converter.
Certainly, the preferred embodiment of only the utility model described above, the utility model is not limited to enumerate above-mentioned
Embodiment, it should be noted that for any those skilled in the art under the introduction of this specification, that is made is all etc.
With replacement, apparent variant, all fall within the essential scope of this specification, ought to be protected be subject to the utility model.
Claims (4)
1. a kind of protocol converter suitable for power system communication, which is characterized in that including embedded main board；In embedded master
Plate is equipped with six road asynchronous serial ports, all the way CAN interface, all the way three road LAN interface, isa bus interface and USB interface；
Wherein asynchronous serial port is debugging mouth all the way, is in addition connected to No.1 transceiver on five road asynchronous serial ports；In asynchronous string
Mouth is connected with GPS clock module with being equipped with photoisolator between corresponding No.1 transceiver on some No.1 transceiver；
No. two transceivers are connected with by photoisolator on CAN interface；
10/100M transceivers are connected on every road LAN interface, optical fiber interface is connected on 10/100M transceivers；
Isa bus is connected on isa bus interface, CAN controller is connected on isa bus；
No. three transceivers are also connected with by photoisolator in CAN controller.
2. a kind of protocol converter suitable for power system communication according to claim 1, which is characterized in that described six
In the asynchronous serial port of road, partly using 9 line TLL interfaces, partly using 3 line TLL interfaces.
A kind of 3. protocol converter suitable for power system communication according to claim 1, which is characterized in that the rule
About converter further includes a bottom plate；The opposite both ends of embedded main board back side are respectively equipped with a socket pin；It is equipped on bottom plate
With the corresponding outlet socket of above-mentioned contact pin, above-mentioned contact pin is stretched into the outlet socket.
A kind of 4. protocol converter suitable for power system communication according to claim 3, which is characterized in that the rule
About converter further includes housing, and embedded main board and bottom plate are located in housing；Electromagnet is installed in housing back side, in housing
Battery is installed, control switch is equipped on front side of housing, control switch is connected with battery, electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721559341.8U CN207399227U (en) | 2017-11-21 | 2017-11-21 | A kind of protocol converter suitable for power system communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721559341.8U CN207399227U (en) | 2017-11-21 | 2017-11-21 | A kind of protocol converter suitable for power system communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207399227U true CN207399227U (en) | 2018-05-22 |
Family
ID=62324062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721559341.8U Expired - Fee Related CN207399227U (en) | 2017-11-21 | 2017-11-21 | A kind of protocol converter suitable for power system communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207399227U (en) |
-
2017
- 2017-11-21 CN CN201721559341.8U patent/CN207399227U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 |