CN205540716U

CN205540716U - System communication module

Info

Publication number: CN205540716U
Application number: CN201620106628.4U
Authority: CN
Inventors: 刘丁有
Original assignee: Beijing Great Wall Hua Rui Technology Co ltd
Current assignee: Beijing Great Wall Hua Rui Technology Co ltd
Priority date: 2016-02-03
Filing date: 2016-02-03
Publication date: 2016-08-31
Anticipated expiration: 2026-02-03

Abstract

The utility model belongs to large -scale mechanical state monitors the field, including power switching over and system voltage observation circuit, DSP digital signal processor, CAN communication circuit, modbus RTU communication circuit, LVDS network communication circuit, incident memory circuit and clock circuit and ethernet interface, power switching over and system voltage observation circuit respectively with above -mentioned other circuit connection, provide the power for other each circuit, DSP digital signal processor is connected with CAN communication circuit, modbus RTU communication circuit and LVDS network communication circuit respectively, realizes the communication function, DSP digital signal processor respectively with memory circuit, clock circuit connection. The utility model discloses can communicate with interior module of system and external equipment to can carry out the parameter configuration to each module of system, communication speed is high, the good reliability.

Description

A kind of system communication module

Technical field

This utility model relates to rotating machinery and reciprocating machine condition monitoring system field, especially relates to a kind of system and leads to News module.

Background technology

General rotary-machine state monitoring system has the shortcomings such as structure complexity, nil communication interface.Rotating machinery Condition monitoring system is integrated and intelligent for realizing, it is desirable to have an interface supports internal and PERCOM peripheral communication.Many communications Modular circuit is complicated, and COM1 is single, traffic rate is low, poor stability, and leverage system communication and monitoring can By property, accuracy.

Utility model content

The purpose of this utility model is to provide a kind of system communication module, to solve communication ends present in prior art Mouth is single, traffic rate low, the technical problem of poor stability.

The system communication module that this utility model provides, including Power convert and system voltage observation circuit, DSP numeral letter Number processor, CAN communication circuit, Modbus RTU communicating circuit, LVDS network communications circuits, event storage circuit and clock electricity Road and Ethernet interface；Described Power convert and system voltage observation circuit are connected with other circuit above-mentioned respectively, for other Circuit provides power supply；Described DSP respectively with CAN communication circuit, Modbus RTU communicating circuit and LVDS Network communications circuits connects, it is achieved communication function；Described DSP is respectively with storage circuit, clock circuit even Connect, it is achieved store the measured value of other module, channel status, module status, alarm condition, system event, alert event.

Further, described Modbus RTU communicating circuit is Modbus communication interface agreement, and physical layer uses RS232, RS485, Ethernet interface technology, carry out data transmission, other external communications equipment can be connected.Further, described power supply turns Changing circuit and support redundant power input, described module can carry out voltage monitoring, it is ensured that system is properly functioning.

Further, each communication interface of system communication module uses photoelectric isolation technology.

Further, this module can arrange different addresses, it is achieved multi-computer communication.

Further, described communication module uses redundant high-speed LVDS telecommunication circuit.

Further, described module is able to record that alert event and system event, facilitates user to inquire about time of fire alarming, warning Passage and the running status of each passage.

The beneficial effects of the utility model are:

The system communication module that this utility model provides, system communication module is to realize rotary-machine state monitoring system to lead to The core of news, this module can be with modules reliable communicating in system by built-in redundancy high-speed bus, it is possible to logical Cross RS232/485, USB, ethernet communication port and external equipment foundation to communicate；

Native system communication module reads the measured value of modules, channel status, module status, alarm condition in real time, is System event, alert event, can control other module and realize report to the police multiplication, reset, bypass functionality；System communication module and special Parameter arranges software and can also configure the parameter of all modules, such as: frequency filtering flex point, passage enable, electric current exports, Gap voltage etc.；System communication module can also pass through RS232, RS485, TCP/IP, USB interface, neatly with touch screen, meter Calculation machine, PLC, DCS system and other external equipment carry out communication according to the agreement of standard.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, below by right In detailed description of the invention or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below In accompanying drawing be embodiments more of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

The structural representation of a kind of system communication module that Fig. 1 provides for this utility model.

The structural representation of the cabinet of a kind of system communication module that Fig. 2 provides for this utility model.

Reference:

1-Power convert and system voltage observation circuit；2-DSP digital signal processor；

3-CAN telecommunication circuit；4-LVDS network communications circuits；

5-Modbus RTU communicating circuit；6-event storage circuit and clock circuit；

7-Ethernet interface.

Detailed description of the invention

Below in conjunction with accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clearly Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole realities Execute example.Generally can be next with various different configurations with the assembly of this utility model embodiment illustrated described in accompanying drawing herein Arrange and design.Therefore, below the detailed description of the embodiment of the present utility model provided in the accompanying drawings is not intended to limit Claimed scope of the present utility model, but it is merely representative of selected embodiment of the present utility model.Based on this utility model Embodiment, the every other embodiment that those skilled in the art are obtained on the premise of not making creative work, all Belong to the scope of this utility model protection.

As illustrated in fig. 1 and 2, a kind of system communication module that the present embodiment provides, supervise including Power convert and system voltage Slowdown monitoring circuit 1, DSP 2, CAN communication circuit 3, Modbus RTU communicating circuit 4, LVDS network communications circuits 5, event stores circuit and clock circuit 6 and Ethernet interface 7；Power convert and system voltage observation circuit 1 are respectively with above-mentioned Other circuit connects, and provides power supply for other circuit；DSP 2 respectively with CAN communication circuit 3, Modbus RTU communicating circuit 4 and LVDS network communications circuits 5 connects, it is achieved communication function；DSP 2 stores with event Circuit and clock circuit 6 connect, it is achieved store the measured value of other module, channel status, module status, alarm condition, system Event, alert event.

First aspect, Modbus RTU communicating circuit 4 is Modbus communication interface agreement, and physical layer uses RS232, RS485, Ethernet interface technology, carry out data transmission, other external communications equipment can be connected.

In conjunction with first aspect, power-switching circuit supports redundant power input, and module can carry out voltage monitoring, it is ensured that is Unite properly functioning.

In conjunction with first aspect, each communication interface of system communication module uses photoelectric isolation technology.

In conjunction with first aspect, this module can arrange different addresses, it is achieved multi-computer communication.

In conjunction with first aspect, communication module uses redundant high-speed LVDS telecommunication circuit.

In conjunction with first aspect, module is able to record that alert event and system event, facilitates user to inquire about time of fire alarming, warning Passage and the running status of each passage.

Power convert and system voltage observation circuit 1 support that redundant power inputs, and export system communication of the present utility model Modular circuit normally works required various voltages, and the most also power supply monitoring function can check various voltage, these voltages Properly functioning to system is very important, can accomplish that problem early finds, early processes by supply voltage monitoring function, Power supply is reduced to minimum to the impact of whole system.

Modbus RTU telecommunication circuit 5 uses RS232, RS485 serial interface technologies, is carried out by MODBUS communications protocol Data are transmitted, and can connect external communications equipment, RS-232 port and the RS-485 ports such as PC, PLC, DCS, display module and have employed Photoelectric isolation technology.

Communication module is arranged in a groove of rotary-machine state monitoring system, by the LVDS network service electricity of redundancy All status informations of other module and related data in road 4 monitoring system, will by RS-232/485/ ethernet interface Data are transferred to miscellaneous equipment.

Communication module both can be by the communication between modules in high-speed internal real-time performance and system, can be by many Plant COM1 and computer communicates, it is also possible to configuration and configuration modules, traffic rate is fast, and reliability is high.

Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new The scope of type each embodiment technical scheme.

Claims

1. a system communication module, it is characterised in that: include Power convert and system voltage observation circuit, DSP digital signal Processor, CAN communication circuit, Modbus RTU communicating circuit, LVDS network communications circuits, event storage circuit and clock circuit And Ethernet interface；

Described Power convert and system voltage observation circuit are connected with other circuit above-mentioned respectively, provide electricity for other each circuit Source；

Described DSP is electric with CAN communication circuit, ModbusRTU communicating circuit and LVDS network service respectively Road connects, it is achieved communication function；

Described DSP is connected with storage circuit, clock circuit respectively.

System communication module the most according to claim 1, it is characterised in that: described Modbus RTU communicating circuit is Modbus communication interface agreement, physical layer uses RS232, RS485, Ethernet interface technology, carries out data transmission, can connect it Its external communications equipment.

System communication module the most according to claim 1, it is characterised in that: described power-switching circuit supports redundant power Input, described module can carry out voltage monitoring, it is ensured that system is properly functioning.

System communication module the most according to claim 1, it is characterised in that: each communication interface of system communication module uses light Electric isolution technology.

System communication module the most according to claim 1, it is characterised in that: described communication module uses redundant high-speed LVDS Telecommunication circuit.

System communication module the most according to claim 1, it is characterised in that: described module is able to record that alert event and is System event, facilitates user to inquire about time of fire alarming, warning passage and the running status of each passage.