CN220108020U - Industrial wireless Ethernet switch and networking system - Google Patents
Industrial wireless Ethernet switch and networking system Download PDFInfo
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- CN220108020U CN220108020U CN202321667739.9U CN202321667739U CN220108020U CN 220108020 U CN220108020 U CN 220108020U CN 202321667739 U CN202321667739 U CN 202321667739U CN 220108020 U CN220108020 U CN 220108020U
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- 230000006855 networking Effects 0.000 title claims abstract description 15
- 230000006854 communication Effects 0.000 claims abstract description 117
- 238000006243 chemical reaction Methods 0.000 claims abstract description 75
- 230000009977 dual effect Effects 0.000 claims abstract description 14
- 238000002955 isolation Methods 0.000 claims description 11
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- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses an industrial wireless Ethernet switch and a networking system, which comprises a dual power input interface, a power conversion module, a data exchange module, a network communication interface protection circuit, a PD module, a serial communication interface protection circuit, a serial protocol conversion module, a WIFI module and a 4G/5G communication module, wherein the industrial wireless Ethernet switch is integrated with the network communication interface and the serial communication interface for communication connection of industrial equipment, the network communication interface protection circuit and the serial communication interface protection circuit respectively ensure the stability of network communication and serial communication of the switch, and the WIFI module and the 4G/5G communication module are arranged to realize networking communication of the switch; meanwhile, the power supply is provided with a double power interface for supplying power for a stock power supply, the PD module is used for supplying power input to the power conversion module, and three redundant power supplies enable the power supply of the equipment to be reliable, so that the normal operation of the exchanger is ensured.
Description
Technical Field
The utility model relates to the technical field of industrial communication, in particular to an industrial wireless Ethernet switch and a networking system.
Background
Along with the development requirement of the industrial Internet of things, the industrial production environment needs to be subjected to informatization transformation and construction. However, in the application of industrial environment, a large number of independently operated devices such as production terminals, PLCs and industrial personal computers exist, the devices have the requirement of accessing to a network, however, the communication interfaces and communication protocols of the devices are different, and the devices are required to be installed and converted into TCP (transmission control protocol) protocols in a unified way to access to a switch network for networking, so that a large number of conversion devices and complex wiring exist in a system after networking, the networking cost of the system is increased, the wiring is complex, and the later maintenance is inconvenient; and the communication needs to be kept normal for some important devices, so that it is critical that the switch can operate properly.
Disclosure of Invention
In order to solve the problems, the technical scheme provided by the utility model is as follows:
the utility model provides an industry wireless Ethernet switch, includes dual supply input interface, power conversion module, data exchange module, network communication interface protection circuit, PD module, serial communication interface protection circuit, serial protocol conversion module, WIFI module and 4G/5G communication module, the network communication interface respectively with PD module's input with network communication interface protection circuit's input electricity is connected, PD module's voltage output end with dual supply input interface connects respectively power conversion module's power input, power conversion module's power output end is connected respectively data exchange module's power supply end serial protocol conversion module's power supply end 4G/5G communication module's power supply end and the power supply end of WIFI module, serial communication interface connects serial communication interface protection circuit's input, serial communication interface protection circuit's output is connected serial protocol conversion module's input, data exchange module respectively with WIFI module 4G/5G communication module and serial protocol conversion module connect.
The utility model further provides that the power conversion module comprises a first path of power conversion circuit, a second path of power conversion circuit, a third path of power conversion circuit and a DC-DC conversion circuit, wherein the input end of the first path of power conversion circuit and the input end of the second path of power conversion circuit are respectively connected with the dual-power input interface, the input end of the third path of power conversion circuit is connected with the voltage output end of the PD module, the output end of the first path of power conversion circuit, the output end of the second path of power conversion circuit and the output end of the third path of power conversion circuit are respectively connected with the input end of the DC-DC conversion circuit, and the output end of the DC-DC conversion circuit is respectively connected with the power supply end of the data exchange module, the power supply end of the serial protocol conversion module, the power supply end of the 4G/5G communication module and the power supply end of the WIFI module.
The utility model further provides that the network communication interface protection circuit comprises a network isolation chip, the network communication interface is connected with the input end of the network isolation chip, and the output end of the network isolation chip is connected with the input end of the data exchange module.
The utility model further provides that the model of the network isolation chip is HY601680.
The PD module further comprises a switch power supply chip and a peripheral circuit thereof, wherein the network communication interface is connected with the input ends of the switch power supply chip and the peripheral circuit thereof, and the output ends of the switch power supply chip and the peripheral circuit thereof output direct-current voltage to the input end of the power supply conversion module.
The utility model further provides that the type of the switching power supply chip is TPS23751.
The utility model further provides that the serial communication interface comprises at least one of an RS-232 communication interface, an RS-422 communication interface and an RS-485 communication interface.
The utility model further provides that the dual power input interface is connected with an external common power supply and a standby power supply.
The networking system comprises at least two industrial wireless Ethernet switches, industrial equipment, a wireless terminal and a communication base station, wherein the industrial equipment is connected with a network communication interface or a serial communication interface of the industrial wireless Ethernet switches, the industrial wireless Ethernet switches are in communication connection through a WIFI module, the industrial wireless Ethernet switches are in communication connection with the wireless terminal through the WIFI module, and the industrial wireless Ethernet switches are in communication connection with the communication base station through a 4G/5G communication module.
The utility model further provides that the wireless terminal is a PC, a mobile phone or a tablet.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:
according to the technical scheme, the industrial wireless Ethernet switch is integrated with the network communication interface and the serial communication interface for communication connection of industrial equipment, the network communication interface protection circuit and the serial communication interface protection circuit respectively ensure stability of network communication and serial communication of the switch, and the WIFI module and the 4G/5G communication module are arranged to realize networking communication of the switch; meanwhile, in order to avoid the power failure of the switch due to the power supply problem, the power supply is provided with a double-power interface for supplying power of a stock power supply, the PD module is used for supplying power input to the power conversion module, and the three-way redundant power supply ensures that the power supply of the equipment is reliable and the normal operation of the switch is ensured.
Drawings
Fig. 1 is a block diagram of an industrial wireless ethernet switch circuit in accordance with an embodiment of the present utility model.
Fig. 2 is a schematic diagram of a first power conversion circuit according to an embodiment of the utility model.
Fig. 3 is a schematic diagram of a second power conversion circuit according to an embodiment of the utility model.
Fig. 4 is a schematic diagram of a third power conversion circuit according to an embodiment of the present utility model.
Fig. 5 is a schematic diagram of a DC-DC conversion circuit according to an embodiment of the present utility model.
Fig. 6 is a schematic diagram of a network communication interface protection circuit according to an embodiment of the present utility model.
Fig. 7 is a schematic circuit diagram of a PD module according to an embodiment of the present utility model.
Fig. 8 is a schematic diagram of a networking system according to an embodiment of the present utility model.
Detailed Description
For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings and examples.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, integrally connected, or detachably connected; can be mechanical connection or electric connection, or can be communication between two elements; may be directly connected or indirectly connected through an intermediate medium, and the specific meaning of the above terms will be understood by those skilled in the art according to the specific circumstances.
Example 1
Referring to fig. 1, the technical scheme of the present utility model is an industrial wireless ethernet switch, which includes a dual power input interface 1, a power conversion module 2, a data exchange module 3, a network communication interface 4, a network communication interface protection circuit 5, a PD module 6, a serial communication interface protection circuit 8, a serial protocol conversion module 9, a WIFI module 10 and a 4G/5G communication module 11, wherein the network communication interface 4 is electrically connected with an input end of the PD module 6 and an input end of the network communication interface protection circuit 5, a voltage output end of the PD module 6 and the dual power input interface 1 are respectively connected with a power input end of the power conversion module 2, a power output end of the power conversion module 2 is respectively connected with a power supply end of the data exchange module 3, a power supply end of the serial protocol conversion module 9, a power supply end of the 4G/5G communication module 11 and a power supply end of the WIFI module 10, an output end of the serial communication interface protection circuit 8 is respectively connected with an input end of the serial communication interface protection circuit 8, and an output end of the serial communication interface protection circuit 8 is respectively connected with the serial protocol conversion module 9 and the WIFI module 10 and the serial communication module 10.
In the above embodiment, the industrial wireless ethernet switch is integrated with the network communication interface 4 and the serial communication interface for communication connection of industrial equipment, and the network communication interface protection circuit 5 and the serial communication interface protection circuit 8 respectively ensure stability of network communication and serial communication of the switch, and the WIFI module 10 and the 4G/5G communication module 11 are provided to realize networking communication of the switch; meanwhile, in order to avoid the power failure of the switch due to the power supply problem, the dual power interface 1 is arranged for supplying power of the stock power supply, the PD module 6 is used for supplying power input to the power conversion module 2, and the three-way redundant power supply ensures that the power supply of the equipment is reliable and the normal operation of the switch is ensured.
IN this embodiment, as shown IN fig. 2 to fig. 5, the power conversion module 2 includes a first path of power conversion circuit, a second path of power conversion circuit, a third path of power conversion circuit and a DC-DC conversion circuit, where an input terminal pw_in1+, pw_in1-of the first path of power conversion circuit and an input terminal pw_in2+, pw_in2-of the second path of power conversion circuit are respectively connected to the dual power input interface 1, an input terminal pd_in+, pd_in-of the third path of power conversion circuit is connected to a voltage output terminal of the PD module 6, an output terminal of the first path of power conversion circuit, an output terminal of the second path of power conversion circuit and an output terminal of the third path of power conversion circuit are respectively connected to an input terminal VIN of the DC-DC conversion circuit, and an output terminal of the DC-DC conversion circuit is respectively connected to a power supply terminal of the data exchange module, a power supply terminal of the serial protocol conversion module, a terminal of the 4G/5G communication module and a power supply terminal of the WIFI module, and the DC-DC output voltage is 3+3.
In this embodiment, as shown in fig. 6, the network communication interface protection circuit includes a network isolation chip U10, the network communication interface is connected to an input end of the network isolation chip U10, and an output end of the network isolation chip U10 is connected to an input end of the data exchange module; the model of the network isolation chip U10 is HY601680.
In this embodiment, as shown in fig. 7, the PD module 6 includes a switching power supply chip U20 and its peripheral circuits, the network communication interface 4 is connected to the input terminals of the switching power supply chip U20 and its peripheral circuits, the output terminals of the switching power supply chip U20 and its peripheral circuits output a dc voltage to the input terminals of the power conversion module, and the model of the switching power supply chip U20 is TPS23751.
In the present embodiment, the serial communication interface includes at least one of an RS-232 communication interface 71, an RS-422 communication interface 73, and an RS-485 communication interface 72; RS-232 works in a full duplex mode, three wires of a ground wire, a transmitting wire and a receiving wire are needed, and RS232 can only realize point-to-point communication; the RS-422 four-wire interface does not need to control the data direction because separate sending and receiving channels are adopted, and any necessary signal exchange between the devices can be realized in a software mode (XON/XOFF handshake) or a hardware mode (a pair of separate twisted pairs); the RS-485 can adopt a two-wire and four-wire mode, the two-wire system can realize real multi-point bidirectional communication, and when adopting four-wire connection, the two-wire system can only realize point-to-many communication like the RS-422, namely only has one main device.
In this embodiment, the dual power input interface 1 connects an external common power source and a standby power source, and specifically, may be connected to an external dual power switching device.
Example 2
With reference to fig. 8, the technical scheme of the utility model is a networking system, which comprises at least two industrial wireless ethernet switches a, industrial equipment b, a wireless terminal c and a communication base station d, wherein the industrial equipment b is connected with a network communication interface or a serial communication interface of the industrial wireless ethernet switches a, the industrial wireless ethernet switches a are in communication connection through a WIFI module, the industrial wireless ethernet switches a are in communication connection with the wireless terminal c through a WIFI module, and the industrial wireless ethernet switches a are in communication connection with the communication base station d through a 4G/5G communication module.
The utility model further provides that the wireless terminal c is a PC, a mobile phone or a tablet.
The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.
Claims (10)
1. The utility model provides an industry wireless Ethernet switch, its characterized in that includes dual supply input interface, power conversion module, data exchange module, network communication interface protection circuit, PD module, serial communication interface protection circuit, serial protocol conversion module, WIFI module and 4G/5G communication module, the network communication interface respectively with PD module's input with network communication interface protection circuit's input electricity is connected, PD module's voltage output end with dual supply input interface connects respectively power supply input of power conversion module, power supply conversion module's power output connects respectively the power supply of data exchange module, serial protocol conversion module's power supply end, 4G/5G communication module's power supply end and the power supply of WIFI module, serial communication interface connects serial communication interface protection circuit's input, serial communication interface protection circuit's output is connected serial protocol conversion module's input, data exchange module respectively with WIFI module, 4G/5G communication module and serial protocol conversion module connect.
2. The industrial wireless ethernet switch of claim 1, wherein the power conversion module comprises a first power conversion circuit, a second power conversion circuit, a third power conversion circuit, and a DC-DC conversion circuit, the input end of the first power conversion circuit and the input end of the second power conversion circuit are respectively connected to the dual power input interface, the input end of the third power conversion circuit is connected to the voltage output end of the PD module, the output end of the first power conversion circuit, the output end of the second power conversion circuit, and the output end of the third power conversion circuit are respectively connected to the input end of the DC-DC conversion circuit, and the output end of the DC-DC conversion circuit is respectively connected to the power supply end of the data exchange module, the power supply end of the serial protocol conversion module, the power supply end of the 4G/5G communication module, and the power supply end of the WIFI module.
3. The industrial wireless ethernet switch of claim 1, wherein said network communication interface protection circuit comprises a network isolation chip, said network communication interface is connected to an input of said network isolation chip, and an output of said network isolation chip is connected to an input of said data switching module.
4. An industrial wireless ethernet switch according to claim 3, wherein said network isolated chip is of the type HY601680.
5. The industrial wireless ethernet switch of claim 1, wherein the PD module comprises a switching power supply chip and its peripheral circuitry, the network communication interface is connected to the input terminals of the switching power supply chip and its peripheral circuitry, and the output terminals of the switching power supply chip and its peripheral circuitry output a dc voltage to the input terminals of the power conversion module.
6. An industrial wireless ethernet switch according to claim 5, wherein said switching power supply chip is of the type TPS23751.
7. An industrial wireless ethernet switch according to any of claims 1-6, wherein said serial communication interface comprises at least one of an RS-232 communication interface, an RS-422 communication interface and an RS-485 communication interface.
8. An industrial wireless ethernet switch according to any of claims 1-6, wherein said dual power input interface connects an external utility power source and a backup power source.
9. The networking system is characterized by comprising at least two industrial wireless Ethernet switches according to any one of claims 1 to 8, industrial equipment, a wireless terminal and a communication base station, wherein the industrial equipment is connected with a network communication interface or a serial communication interface of the industrial wireless Ethernet switch, the industrial wireless Ethernet switches are in communication connection through a WIFI module, the industrial wireless Ethernet switch is in communication connection with the wireless terminal through the WIFI module, and the industrial wireless Ethernet switch is in communication connection with the communication base station through a 4G/5G communication module.
10. A networking system according to claim 9, wherein the wireless terminal is a PC, a cell phone or a tablet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321667739.9U CN220108020U (en) | 2023-06-28 | 2023-06-28 | Industrial wireless Ethernet switch and networking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321667739.9U CN220108020U (en) | 2023-06-28 | 2023-06-28 | Industrial wireless Ethernet switch and networking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220108020U true CN220108020U (en) | 2023-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321667739.9U Active CN220108020U (en) | 2023-06-28 | 2023-06-28 | Industrial wireless Ethernet switch and networking system |
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| Country | Link |
|---|---|
| CN (1) | CN220108020U (en) |
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2023
- 2023-06-28 CN CN202321667739.9U patent/CN220108020U/en active Active
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