CN211063628U - Industrialized data acquisition interface isolation gateway - Google Patents

Abstract

The utility model provides an industrial data acquisition interface isolation gateway is applicable to industrial automation data acquisition. The industrial data acquisition interface isolation gateway is arranged between a control network and a management network and comprises a case, a mainboard, isolation firmware, a hard disk and a power supply, wherein the mainboard, the isolation firmware, the hard disk and the power supply are arranged in the case, the isolation firmware and the hard disk are arranged on the mainboard, the power supply is used for supplying power to the mainboard, and the isolation firmware is used for realizing unidirectional data transmission. The utility model discloses set up between control network and management network the gateway is kept apart to the interface is adopted to industrialization data, with the one-way management net side of gathering of production data of control network side, the data of management net side can't pass through interface gateway flow direction control network side is adopted to industrialization data, has guaranteed data acquisition's reliability and stability, and the maintenance volume is little, the sexual valence relative altitude.

Description

Industrialized data acquisition interface isolation gateway

Technical Field

The utility model relates to a gateway technical field is adopted to the data, in particular to gateway is kept apart to industrialization data acquisition interface.

Background

In the industrial production process, in order to realize real-time monitoring of field devices and production conditions, production data generally needs to be automatically collected from a production field in real time, and intelligent management and control of the production process are realized by analyzing the collected real-time production data, so that various kinds of data collection devices are widely applied to industrial automation processes of enterprises such as factories and mines, petroleum, petrochemical industry, steel, electric power, chemical industry and the like.

The industrial data acquisition has very high requirements on safety, the data transmission between the industrial control network and the management network requires unidirectional isolation, viruses and trojans are prevented from invading the industrial control network, so that the automation equipment breaks down and even causes large-scale accidents, and the requirements on the data acquisition interface isolation gateway are very high. The existing isolation gateway has a good quality, is complex in structure, is very expensive, is cheap, has a simple structure, has a poor effect and is easy to break down under the condition that the environment of a factory is severe. At present, factory enterprises need isolation gateway products with good one-way isolation performance, low failure rate and high cost performance, and the problem is not solved at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an interface isolation gateway is adopted to industrialization data, one-way isolation performance is good, simple structure, the sexual valence relative altitude to can improve data acquisition's reliability, stability, security.

For solving the technical problem, the embodiment of the utility model provides an interface isolation gateway is adopted to industrialization data, the gateway setting is kept apart between control network and management network to industrialization data collection interface, be in including quick-witted case and setting mainboard, isolation firmware, hard disk and power in the machine case, keep apart the firmware with the hard disk sets up on the mainboard, the power is used for the mainboard power supply, it is used for realizing data unidirectional transmission to keep apart the firmware.

Preferably, the chassis comprises a front panel and a rear panel;

the front panel is provided with one-to-many RJ45 interface and a USB interface;

the rear panel is provided with a plurality of RJ45 interfaces, a power switch and a power socket.

Preferably, install a plurality of fans in the machine case, the machine case includes the side board, be provided with a plurality of louvres on the side board, the louvre inboard is provided with dustproof cotton.

Preferably, the isolation firmware comprises two clamping plates, namely a first clamping plate and a second clamping plate, wherein the first clamping plate is provided with at least two RJ45 interfaces which are connected with one-to-many RJ45 interfaces on the front panel respectively; the second clamping plate is at least provided with two RJ45 interfaces which are respectively connected with a multi-turn RJ45 interface on the rear panel.

Preferably, a first RJ45 interface and a second RJ45 interface are arranged on the first card board, a third RJ45 interface and a fourth RJ45 interface are correspondingly arranged on the second card board, the first RJ45 interface is connected with the third RJ45 interface, and the second RJ45 interface is connected with the fourth RJ45 interface;

a third pin of the first RJ45 interface is connected with a second pin of the third RJ45 interface, and a fifth pin of the first RJ45 interface is connected with a fifth pin of the third RJ45 interface;

the first pin of the second RJ45 interface is connected to the third pin of the fourth RJ45 interface and the third pin of the second RJ45 interface, and the second pin of the second RJ45 interface is connected to the sixth pin of the fourth RJ45 interface and the sixth pin of the second RJ45 interface.

Preferably, each part in the chassis is encapsulated by screws and plastic cement.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:

in the above scheme, the utility model discloses set up between control network and management network the gateway is kept apart to the interface is adopted to industrialization data, with the one-way management net side of gathering of production data of control network side, the data of management net side can't pass through interface gateway flow direction control network side is adopted to industrialization data, has guaranteed data acquisition's reliability and stability, and the maintenance volume is little, the sexual valence relative altitude.

Drawings

Fig. 1 is a schematic diagram of an internal structure of an industrial data acquisition interface isolation gateway according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a front panel of an industrial data acquisition interface isolation gateway according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a rear panel of an industrial data acquisition interface isolation gateway according to an embodiment of the present invention;

fig. 4 is a schematic side panel diagram of an industrial data acquisition interface isolation gateway according to an embodiment of the present invention;

fig. 5 is a schematic diagram of the internal structure of the isolation firmware in the embodiment of the present invention;

FIGS. 6 a-6 b are schematic circuit diagrams of isolation firmware according to embodiments of the present invention;

fig. 7 is a schematic diagram of an application process of the data acquisition interface isolation gateway in the embodiment of the present invention.

In the figure: 1-cabinet, 2-mainboard, 3-isolation firmware, 4-hard disk, 5-power supply, 6-front panel, 7-one-to-many RJ45 interface, 8-USB interface, 9-rear panel, 10-power switch, 11-power socket, 12-one-to-many RJ45 interface, 13-side panel, 14-heat dissipation hole, 15-first card board and 16-second card board.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

The embodiment of the utility model provides a gateway is kept apart to interface is adopted to industrialization data, as shown in fig. 1, gateway setting is kept apart between control network and management network to industrialization data adoption interface, including quick-witted case 1 and mainboard 2, the isolation firmware 3 of setting in quick-witted case 1, hard disk 4 and power 5, keep apart firmware 3 and hard disk 4 and set up on mainboard 2, power 5 is used for supplying power for mainboard 2, keeps apart firmware 3 and is used for realizing data unidirectional transmission.

The utility model discloses set up the data and adopt the interface to keep apart the gateway between control network and management network, with the one-way management net side of gathering of production data of control network side, the data of management net side can't pass through interface gateway flow direction control network side is adopted to the industrialization data, has guaranteed data acquisition's reliability and stability, and the maintenance volume is little, the sexual valence relative altitude.

Further, as shown in fig. 2, the enclosure 1 includes a front panel 6, and the front panel 6 is provided with a patch multiple RJ45 connection network 7 and a USB interface 8. One-to-many RJ45 interface 7 and USB interface 8 are used for connecting external equipment for data transmission.

Further, as shown in fig. 3, the chassis 1 includes a rear panel 9, and the rear panel 9 is provided with a multi-turn RJ45 interface 12, a power switch 10, and a power socket 11. The power socket 11 is used for connecting an external 220V power supply to supply power or charging the internal power supply 5.

The one-to-many RJ45 interface and the one-to-many RJ45 interface are at least one-to-two interface and two-to-one interface, and can also be one-to-four interface and four-to-one interface, or one-to-eight interface and eight-to-one interface, etc.

Further, a plurality of fans are installed in the chassis 1, as shown in fig. 4, the chassis 1 includes a side panel 13, a plurality of heat dissipation holes 14 are formed in the side panel 13, and dust-proof cotton is disposed inside the heat dissipation holes 14.

The fan is matched with the heat dissipation holes 14, so that the heat dissipation function of the case 1 is strong, the working temperature of the data acquisition interface isolation gateway can be reduced, and the normal operation of equipment is ensured. The heat dissipation holes 14 are provided with dustproof cotton, so that dust can be greatly reduced from entering the case 1.

Further, as shown in fig. 5, the isolation fastener 3 includes two fastening boards, which are a first fastening board 15 and a second fastening board 16, respectively, the first fastening board 15 is provided with at least two RJ45 interfaces, which are connected to one multiple RJ45 interfaces 7 on the front panel 6, respectively; the second card board 16 is provided with at least two RJ45 interfaces, which are respectively connected with the multiple-turn-one RJ45 interface 12 on the rear panel 9.

As an embodiment of the present invention, the first clamping plate 15 is provided with a first RJ45 interface and a second RJ45 interface, and the second clamping plate 16 is correspondingly provided with a third RJ45 interface and a fourth RJ45 interface, wherein the first RJ45 interface is connected with the third RJ45 interface, which is a first connection line; the second RJ45 interface is connected with the fourth RJ45 interface, which is a second connection line; the circuit wiring diagram of the isolation firmware 3 is shown in fig. 6 a-6 b:

the third pin of the first RJ45 interface is connected with the second pin of the third RJ45 interface, and the fifth pin of the first RJ45 interface is connected with the fifth pin of the third RJ45 interface;

the first pin of the second RJ45 interface is connected with the third pin of the fourth RJ45 interface and the third pin of the second RJ45 interface, and the second pin of the second RJ45 interface is connected with the sixth pin of the fourth RJ45 interface and the sixth pin of the second RJ45 interface.

The hard disk 4 monitors the first connecting circuit and the second connecting circuit in real time, the two connecting circuits can transmit data simultaneously or can be switched, and a single circuit transmits data. The connection mode enables the isolation firmware to realize unidirectional data transmission and ensures the reliability and stability of data transmission.

Preferably, each part in the case 1 is packaged by screws and plastic cement, so that hardware and circuits are not easy to fall off, and the shock resistance is strong.

The application process of the industrial data acquisition interface isolation gateway is shown in fig. 7, and comprises the following steps:

the data acquisition interface isolation gateway is accessed to a control system such as DSC/P L C and the like, reads interface OPC data provided by DSC/P L C, and transmits the data to the isolation firmware through a UDP protocol;

the isolation firmware performs unidirectional isolation on the transmitted data and transmits the data to the mainboard in a unidirectional mode;

the main board analyzes the UDP data packet, packages the UDP data packet into a standard OPC or other interface mode and provides the standard OPC or other interface mode for the third party system to call.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides an industrialization data acquisition interface keeps apart gateway, its characterized in that, industrialization data acquisition interface keeps apart gateway setting between control network and management network, includes quick-witted case and sets up mainboard, isolation firmware, hard disk and the power in the quick-witted case, keep apart the firmware with the hard disk sets up on the mainboard, the power is used for giving the mainboard power supply, it is used for realizing data unidirectional transmission to keep apart the firmware.

2. The industrial data acquisition interface isolation gateway of claim 1 wherein the chassis comprises a front panel and a rear panel;

the front panel is provided with one-to-many RJ45 interface and a USB interface;

the rear panel is provided with a plurality of RJ45 interfaces, a power switch and a power socket.

3. The gateway of claim 1, wherein the chassis comprises a side panel, the side panel is provided with a plurality of heat dissipation holes, and dust-proof cotton is disposed inside the heat dissipation holes.

4. The industrial data acquisition interface isolation gateway of claim 2, wherein the isolation firmware comprises two card boards, namely a first card board and a second card board, the first card board is provided with at least two RJ45 interfaces, and the RJ45 interfaces are respectively connected with one-to-many RJ45 interfaces on the front panel; the second clamping plate is at least provided with two RJ45 interfaces which are respectively connected with a multi-turn RJ45 interface on the rear panel.

5. The industrial data acquisition interface isolation gateway of claim 4, wherein the first card board is provided with a first RJ45 interface and a second RJ45 interface, the second card board is correspondingly provided with a third RJ45 interface and a fourth RJ45 interface, the first RJ45 interface is connected with the third RJ45 interface, and the second RJ45 interface is connected with the fourth RJ45 interface;

a third pin of the first RJ45 interface is connected with a second pin of the third RJ45 interface, and a fifth pin of the first RJ45 interface is connected with a fifth pin of the third RJ45 interface;

the first pin of the second RJ45 interface is connected to the third pin of the fourth RJ45 interface and the third pin of the second RJ45 interface, and the second pin of the second RJ45 interface is connected to the sixth pin of the fourth RJ45 interface and the sixth pin of the second RJ45 interface.

6. The industrial data acquisition interface isolation gateway of any one of claims 1-5 wherein the components in the chassis are encapsulated by screws and plastic cement.

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