CN215558472U

CN215558472U - Application system of E-SX communication bus in electronic control on tire crane

Info

Publication number: CN215558472U
Application number: CN202122358794.7U
Authority: CN
Inventors: 朱春峰
Original assignee: Shanghai Zpmc Electric Co ltd; Shanghai Zhenghua Heavy Industries Co Ltd
Current assignee: Shanghai Zpmc Electric Co ltd; Shanghai Zhenghua Heavy Industries Co Ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-01-18
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses an application system of an E-SX communication bus in electric control on a tire crane, which comprises a CPU module and other PLC configuration modules which are arranged on a plurality of substrates in an electric room, a driver arranged in the electric room, and the other PLC configuration modules which are arranged on the plurality of substrates in a cab screen; the base plates of the main station in the electric room and the base plates in the cab screen are connected through SX bus communication lines, the CPU module is respectively provided with an Ethernet port and an E-SX communication bus port, the CPU module is in communication connection with the industrial personal computer through the Ethernet port, and the CPU module is connected with the driver through the E-SX communication bus port. The intelligent application configuration has high intelligent degree and wide application range, ensures that the intelligent equipment uses an E-SX communication bus and a main PLC to carry out data transmission, and ensures the smoothness of communication.

Description

Application system of E-SX communication bus in electronic control on tire crane

Technical Field

The utility model relates to the technical field of electric control application, in particular to an application system of an E-SX communication bus on a tire crane in electric control.

Background

The tire crane generally installs the CPU module and other modules of the PLC in the electric room, and simultaneously installs the driver of the control main mechanism in the electric room, and communication needs to be established between the driver and the CPU module; various modules of the PLC are respectively arranged on the trolley screen and the cab screen, and communication is established through the optical cable communication module and the CPU module of the electric room. The PLC typically configures the CPU modules of SPH300 with drivers using the most up-to-date VG1S series. In general, the I/O between each driver and the PLC occupies 51 words, and the tire crane of the full-function trolley needs 11 drivers, namely 561 words; the CPU module of SPH300 is a maximum of 512 communication words, which are obviously not sufficient, and there are other I/O to be accessed. The limitation of the number of the communication words is mainly influenced by a communication bus, an SX communication bus is used by a CPU module of the SPH300, an E-SX communication bus is also used at present, the number of the communication words is 8 times that of the SX communication bus, namely 4096 words, the CPU module with the E-SX bus function is SPH3000MM, each CPU module has 2E-SX communication bus channels, and the E-SX bus is developed on the SX bus, so the CPU module with the E-SX communication bus function has the SX communication bus function at the same time, and the number of the communication words of the CPU module of the SHP3000MM is 8704 words in total. The SX communication buses are connected in series, so that the whole communication is disconnected as long as a communication fault exists in a loop, and the E-SX communication buses are also connected in series, but can continue to communicate when the communication fault exists in the loop.

At present, port machine products tend to be more and more intelligent, corresponding intelligent equipment, protection equipment, subsystems and the like are more and more, and the equipment, the systems and the like need to carry out data transmission with a main PLC (programmable logic controller), so that an SX communication bus used by an original Fuji electronic control port of a mechanical crane cannot be suitable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an application system of an E-SX communication bus in electric control on a tire crane, which solves the technical problem that intelligent equipment, protection equipment and subsystems in the prior art cannot perform data transmission communication with a main PLC (programmable logic controller) by using the SX communication bus of a Fuji electric control port, and ensures the smoothness of communication by using a new configuration mode.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an application system of an E-SX communication bus in electric control on a tire crane comprises a CPU module and other PLC configuration modules which are arranged on a plurality of main station substrates in an electric room, a driver arranged in the electric room, and PLC configuration modules arranged on a plurality of substrates in a cab screen; the base plates of the main station in the electric room and the base plates in the cab screen are connected through SX bus communication lines, the CPU module is respectively provided with an Ethernet port and an E-SX communication bus port, the CPU module is connected with an industrial personal computer and the like through the Ethernet port, and the CPU module is connected with the driver through the E-SX communication bus port.

Preferably, the PLC configuration module includes a CPU module and other PLC configuration modules, and the other PLC configuration modules include a power supply module, an input/output module, and an optical cable communication module.

Preferably, the base plate of the electric room main station is connected to the optical cable communication module on the base plate of the cab screen through an optical cable, and the base plate of the cab screen is connected to the optical cable communication module on the base plate of the electric room main station through an optical cable.

Preferably, all dispose on every base plate IN master station base plate and the base plate power module, SX bus terminal resistance is inserted to the IN mouth of the first master station base plate IN electric room, and the OUT mouth of the first master station base plate IN electric room passes through SX bus communication line and links to each other with the IN mouth of the second master station base plate IN electric room, analogizes IN proper order and connects until last, and the OUT mouth of last master station base plate inserts SX bus terminal resistance.

Preferably, the driver is in the VG1S series and comprises a lifting driver, a trolley driver, a cart driver, an anti-rolling driver or an auxiliary driver.

Preferably, the E-SX communication bus port comprises ESX0 and ESX1, and each of ESX0 and ESX1 comprises an IN port and an OUT port.

Preferably, the IN port of the ESX0 is connected to the hoist driver and the trolley driver, respectively, the OUT port of the ESX0 is connected to the trolley driver, and the IN port of the ESX1 is connected to the anti-sway driver or the auxiliary driver, respectively.

By adopting the technical scheme, the utility model has the following advantages:

the utility model provides an application system of an E-SX communication bus in electric control on a tire crane, wherein each part of modules in an electric room are arranged in the tire crane, each part of modules in a cab screen are arranged in the tire crane, and the modules are communicated and connected through the E-SX communication bus.

Drawings

Other features, objects and advantages of the present invention will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings.

FIG. 1 is a connection diagram of the various substrates of the electrical room and cab screen of the present invention;

FIG. 2 is a PLC configuration diagram of the electrical room of the present invention;

FIG. 3 is a PLC configuration diagram of the cab screen of the present invention;

FIG. 4 is a diagram of the communication connections within the electrical room of the present invention;

fig. 5 is a communication connection configuration diagram of the entire system of the present invention.

Detailed Description

The technical solutions of the present invention are described in detail below with reference to the accompanying drawings, and the detailed features and advantages of the present invention are described in detail in the detailed description, which is sufficient for anyone skilled in the art to understand the technical contents of the present invention and implement the present invention, and the related objects and advantages of the present invention can be easily understood by those skilled in the art from the description, the claims and the accompanying drawings disclosed in the present specification.

FIG. 1 shows a connection diagram of the various substrates of the electrical room and cab screen of the present invention; figure 2 shows a PLC configuration diagram of the electrical room of the present invention; FIG. 3 shows a PLC configuration diagram of the cab screen of the present invention;

FIG. 4 illustrates a communication connection diagram within an electrical room of the present invention; fig. 5 shows a communication connection configuration diagram of the entire system of the present invention.

An application system of an E-SX communication bus in electronic control on a tire crane is shown in figure 1 and comprises a CPU module and other PLC configuration modules which are arranged on a plurality of main station substrates in an electric room, a driver arranged in the electric room and PLC configuration modules arranged on a plurality of substrates in a cab screen.

According to the configuration of an SX communication bus and the characteristics of a tire crane, a CPU module with the model of SPH3000MM and other PLC configuration modules are installed on a main station substrate in an electric room, a driver is also installed in the electric room, and a cab screen is provided with the relevant PLC configuration modules as required, wherein each PLC configuration module comprises a CPU module and other PLC configuration modules, and the other PLC configuration modules comprise a power supply module, an input/output module and an optical cable communication module.

In one specific embodiment, the drives deployed in the electrical room include 4 lift drives 2, trolley drives 1, cart drives 4, anti-roll drives or auxiliary drives. The PLC configuration comprises a substrate, a CPU module, a power supply module, an input/output module and an optical cable communication module; all modules need to be installed on a substrate, the common substrate has 6 slots, 8 slots, 11 slots and 13 slots, a power supply module needs to occupy 2 slots, and other modules all occupy 1 slot. The cab screen is internally provided with a PLC configuration which is the same as that of the electric room. The electric room needs 3 substrates, 2 substrates with 13 slots and 1 substrate with 8 slots respectively, and the cab screen also needs 3 substrates, 2 substrates with 13 slots and 1 substrate with 8 slots respectively. The model of the 13-groove base plate is NP1BS-13, and the model of the 8-groove base plate is NP1 BS-08. 3 substrates of an electric room are connected through SX bus communication lines, the connection mode between the substrates of a cab screen and the substrate connection mode of the electric room are specifically connected as shown IN figure 1, wherein an IN port of a first substrate of the electric room is connected with an SX bus terminal resistor 1, an OUT port of the first substrate is connected with an IN port of a second substrate through the SX bus communication lines, an OUT port of the second substrate is connected with an IN port of a third substrate through the SX bus communication lines, the connection is performed IN the same way, an OUT port of the last substrate is connected with the SX bus terminal resistor 1, each substrate of the 3 substrates must be provided with a power module, and the type of the power module is NP 1S-22. The connection mode between the substrates of the cab screen is completely the same as that of the electrical room.

The CPU module, the input/output module and the communication module of the electric room are all installed on the substrate, the electric room and the cab screen are connected to the optical cable communication modules on the respective substrates through optical cables, the No. 3 station substrate of the electric room is connected to the optical cable communication module on the substrate of the cab screen through the optical cables, and the optical cable communication module on the No. 3 station substrate of the cab screen is connected to the substrate of the electric room through the optical cables is specifically shown in fig. 2 and fig. 3.

As shown in fig. 4 and 5, the CPU module is respectively provided with an ethernet port and an E-SX communication bus port, the ethernet port is mainly used for connecting with an industrial personal computer, and the E-SX communication bus port is used for connecting with a driver. The E-SX communication bus port comprises ESX0 and ESX1, ESX0 and ESX1 can be regarded as 2 'CPUs', ESX0 and ESX1 respectively comprise an IN port and an OUT port, each of the IN port and the OUT port of ESX0 and ESX1 has a limitation requirement on directly-connected driver equipment, each port is directly connected with no more than 4 devices, a lifting driver and a trolley driver are connected to the IN port of ESX0 IN a normal case, a trolley driver is connected to the OUT port of ESX0, and an anti-sway driver or an auxiliary driver is connected to the IN port of ESX 1. It is particularly noted that the E-SX communication bus does not require termination resistors. Taking the IN port of ESX0 as an example, if the driver configuration exceeds 4, the system has errors, and if more devices need to be accessed, the power auxiliary unit (NU2V-PA1) needs to be added, so that the connected devices can be expanded to 14.

Finally, it should be noted that while the present invention has been described with reference to the specific embodiments thereof, it should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be construed as limiting the present invention, and various equivalent changes and substitutions may be made therein without departing from the spirit of the present invention, and therefore, it is intended that all changes and modifications to the above embodiments within the spirit and scope of the present invention be covered by the appended claims.

Claims

1. An application system of an E-SX communication bus in electric control on a tire crane comprises a CPU module and other PLC configuration modules which are arranged on a plurality of substrates in an electric room, a driver arranged in the electric room, and PLC configuration modules arranged on a plurality of substrates in a cab screen; the intelligent control system is characterized in that the base plates of the main station in the electric room and the base plates in the cab screen are connected through an SX bus communication line, the CPU module is respectively provided with an Ethernet port and an E-SX communication bus port, the CPU module is in communication connection with the industrial personal computer through the Ethernet port, and the CPU module is connected with the driver through the E-SX communication bus port.

2. The system of claim 1, wherein the PLC configuration module comprises a CPU module and other PLC configuration modules, and the other PLC configuration modules comprise a power supply module, an input/output module and a cable communication module.

3. The system of claim 2, wherein the base plate of the electric room master station is connected to the optical cable communication module on the base plate of the cab screen through an optical cable, and the base plate of the cab screen is connected to the optical cable communication module on the base plate of the electric room master station through an optical cable.

4. The system as claimed IN claim 3, wherein the power module is disposed on each of the master station substrate and the base plate, an IN port of a first master station substrate of the electrical room is connected to an SX bus termination resistor, an OUT port of the first master station substrate of the electrical room is connected to an IN port of a second master station substrate of the electrical room via an SX bus communication line, and the connection is repeated until the last one, and an OUT port of the last master station substrate is connected to the SX bus termination resistor.

5. The system of claim 4, wherein the driver is VG1S series and comprises a lifting driver, a trolley driver, a cart driver, an anti-swing driver or an auxiliary driver.

6. The system of claim 5, wherein the E-SX communication bus port comprises ESX0 and ESX1, and each of ESX0 and ESX1 comprises an IN port and an OUT port.

7. The system of claim 6, wherein the IN port of the ESX0 is connected to the hoist driver and the trolley driver, the OUT port of the ESX0 is connected to the trolley driver, and the IN port of the ESX1 is connected to the anti-sway driver or the auxiliary driver.