CN218383730U

CN218383730U - General interface board and electrical control equipment

Info

Publication number: CN218383730U
Application number: CN202222958813.4U
Authority: CN
Inventors: 仓豪杰
Original assignee: Hongge Semiconductor Equipment Shanghai Co ltd
Current assignee: Hongge Semiconductor Equipment Shanghai Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-01-24
Anticipated expiration: 2032-11-07

Abstract

The application discloses general interface board and electrical control equipment relates to electrical control's technical field to solve the technical problem that the distribution is complicated among the prior art, change equipment is inconvenient. The general interface board of this application includes: a circuit board, a control assembly, and at least one sensor input interface. The control assembly comprises at least one PLC input/output interface and at least one digital quantity input/output interface, and is arranged on the circuit board; the sensor input interface is arranged on the circuit board. Therefore, the wiring device has the advantages of simple and convenient wiring and improvement of wiring working efficiency.

Description

General interface board and electrical control equipment

Technical Field

The application relates to the technical field of electrical control, in particular to a universal interface board and electrical control equipment.

Background

At present, in the field of liquid supply, a Programmable Logic Controller (PLC) is widely applied to electrical equipment, the number of various connecting cables in an electric cabinet for controlling each instrument and electrical equipment is increased along with the increase of controllable instruments and meters, a large number of cables are concentrated in one control cabinet and connected with the PLC, the working complexity of operators in electrical assembly and field maintenance is increased, the operation safety and the operation efficiency are reduced, and in addition, a great deal of inconvenience is brought to instrument supplement and replacement work of the operators in the later period.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a general interface board and electrical control equipment, its access that can compatible multiple component or electrical equipment has effectively reduced electrical control equipment's distribution work, has the advantage that the wiring is simple, convenient, improve equipment work efficiency.

The embodiment of the application is realized as follows:

a first aspect of an embodiment of the present application provides a general interface board, including: a circuit board, a control assembly, and at least one sensor input interface. The control assembly comprises at least one PLC input/output interface and at least one digital quantity input/output interface, and is arranged on the circuit board; the sensor input interface is arranged on the circuit board.

In an embodiment, the universal interface board further includes a power supply component, and the power supply component is disposed on the circuit board and connected to the control component and the sensor input interface.

In one embodiment, the power supply assembly includes a power unit and a power supply interface, and the power supply interface is connected to the power unit.

In an embodiment, the universal interface board further includes at least one relay, the relay is disposed on the circuit board and connected to the sensor input interface, and the relay is used for signal conversion.

In one embodiment, the circuit board is provided with a plurality of mounting holes, and the mounting holes are used for mounting the universal interface board on the electrical control equipment.

In one embodiment, the circuit board is square, and the mounting hole is disposed in the center of the edge of the circuit board or in the four corners of the circuit board.

In one embodiment, the PLC i/o interface or the digital i/o interface is a quick plug-in terminal.

In one embodiment, the sensor input interface is a screw type terminal.

In one embodiment, the circuit board is provided with a logic circuit, and the logic circuit is etched on the surface of the circuit board.

A second aspect of the embodiments of the present application provides an electrical control device, which includes a programmable logic controller and a universal interface board provided in any embodiment of the first aspect of the present application. The programmable logic controller is connected with the universal interface board.

Compared with the prior art, the beneficial effect of this application is: this application has effectively solved because of different components and parts wiring differences such as PLC wiring, analog input wiring cause distribution, the complicated problem of equipment through set up the multiple interface that is used for connecting different components and parts on the circuit board, has improved work efficiency and security when operating personnel is being connected to electrical control equipment, or change electrical component with electrical equipment effectively. This application has still realized the direct conversion of on-the-spot acquisition signal through setting up a plurality of relays, need not to connect other signal conversion parts or protection component on electrical control equipment, has saved electrical control equipment's consumptive material cost and has made electrical control equipment structure more concise compact, has improved the convenience of operating personnel when manual wiring.

Drawings

To more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an electrical control apparatus according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a general interface board according to an embodiment of the present application.

Icon: 1-an electrical control device; 2-a programmable logic controller; 3-a general interface board; 30-a circuit board; 301-mounting holes; 31-a control assembly; 32-PLC input and output interface; 33-digital input output interface; 34-a power supply component; 341-power supply interface; 342-a power supply unit; 35-a sensor input interface; 36-a relay; 37-other interface.

Detailed Description

The terms "first," "second," "third," and the like are used for descriptive purposes only and not for purposes of indicating or implying relative importance, and do not denote any order or order.

Furthermore, the terms "horizontal", "vertical", "suspended" and the like do not imply that the components are absolutely horizontal or suspended, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should be noted that the terms "inside", "outside", "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that are usually placed when products of the application are used, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.

The technical solution of the present application will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an electrical control apparatus 1 according to an embodiment of the present application. As shown in fig. 1, the present application provides an electrical control apparatus 1 including a programmable logic controller 2 and a general purpose interface board 3. The programmable logic controller 2 is connected with the universal interface board 3.

In an embodiment, the programmable logic controller 2 may also be connected to different components such as a sensor, an instrument, a warning light, a switch, and the like through the general interface board 3 to receive signals collected by an external sensor and data collected by the instrument, and may also output signals to perform operations such as controlling the on/off of the warning light or the on/off of the switch.

Referring to fig. 2, fig. 2 is a schematic structural diagram of a universal interface board 3 according to an embodiment of the present application. As shown in fig. 2, the present application provides a general interface board 3, including: a circuit board 30, a control assembly 31, and at least one sensor input interface 35.

The universal interface board 3 provided by the application plans terminal distribution points on the universal interface board 3 aiming at the input and output interfaces of the common PLC (programmable logic controller 2) with various types, so that the universal interface board 3 is conveniently connected with the PLC. The application provides two-wire system, three-wire system and four-wire system adaptive interfaces aiming at the wiring difference of analog quantity input, and reserves an interface for supplying power to the instrument, thereby greatly reducing the wiring work of an operator when the operator connects the instrument and the programmable logic controller 2.

The control assembly 31 comprises at least one PLC input/output interface 32 and at least one digital input/output interface 33, and the control assembly 31 is arranged on the circuit board 30; the sensor input interface 35 is arranged on the circuit board 30; the PLC input/output interface 32 or the digital input/output interface 33 adopts a quick plug-in terminal; the sensor input interface 35 is a screw type terminal.

The programmable logic controller 2 can realize the control of 14-point digital quantity input, 24-point digital quantity output and 12-point analog quantity input at most through the PLC input/output interface 32, and the PLC input/output interface 32 can select an XH2.54 quick plug terminal as a connecting terminal. An operator can prefabricate the wiring harness in advance and connect the universal interface board 3 to the programmable logic controller 2, so that the number of terminals required by the connection of the programmable logic controller 2 is reduced. Even if the model of the programmable logic controller 2 is subsequently changed, an operator does not need to heavily remake cables for connection, and the utilization rate and the wiring efficiency of the cables are effectively improved.

The digital quantity input/output interface 33 can select an XH2.54 quick plug terminal as a connecting terminal and can be connected with 14 external electrical switches at most, such as an emergency off button, a limit switch and the like; the digital input/output interface 33 can also control at most 24 electrical components such as indicator lights or electromagnetic valves to correspondingly perform operations such as on/off or on/off. An operator can prefabricate the wiring harness in advance and connect the universal interface board 3 to controlled components such as an indicator light and an electromagnetic valve. If parts such as a switch and an indicator lamp need to be replaced subsequently, an operator can maintain or replace related components by directly pulling out the terminal.

The sensor input interface 35 can select a KF5.08 screw type plug terminal as a connection terminal, so as to facilitate the wiring and maintenance of the sensor.

In an embodiment, the universal interface board 3 further includes a power supply component 34, and the power supply component 34 is disposed on the circuit board 30 and connected to the control component 31 and the sensor input interface 35. The power supply module 34 includes a power supply unit 342 and a power supply interface 341, and the power supply interface 341 is connected to the power supply unit 342.

The power supply unit 342 is also connected to the control module 31 and the sensor input interface 35 to supply 24V to the universal interface board 3 after it is connected to the programmable logic controller 2, the controlled components and the sensors. The programmable logic controller 2 internally distributes power to the components connected to each universal interface board 3, and reserves a power supply interface 341 through the universal interface board 3 so as to supply power to other instruments and meters or external devices with 24V operating voltage.

In an embodiment, the universal interface board 3 further includes at least one relay 36, the relay 36 is disposed on the circuit board 30 and connected to the sensor input interface 35, and the relay 36 is used for signal conversion.

The universal interface board 3 is distributed with four relays 36 according to point positions for signal conversion, so that after a sensor or an external instrument directly collects signals, the universal interface board 3 or the programmable logic controller 2 can directly convert the signals without adding additional components, and a KF5.08 plug terminal can be selected as a connecting terminal of the relays 36 and the universal interface board 3, so that direct wiring is facilitated when an operator assembles on site.

In an embodiment, the circuit board 30 is provided with a logic circuit (not shown in the drawings), and the logic circuit is etched on the surface of the circuit board 30, and is used for connecting the power supply unit 342 on the circuit board 30 with the power supply interface 341 or other interfaces on the circuit board to implement the power supply function of the universal interface board 3.

In an embodiment, the circuit board 30 is provided with a plurality of mounting holes 301, and the mounting holes 301 are used for mounting the universal interface board 3 on the electrical control device 1. The mounting holes 301 are provided in the center of the edge of the circuit board 30 or at the four corners of the circuit board 30. In the embodiment of the present invention, the circuit board 30 is square, and the mounting holes 301 are disposed at four corners of the circuit board 30 and at the center of the long edge of the circuit board 30.

The universal interface board 3 also performs reasonable position and quantity distribution on the interfaces on the universal interface board 3 or connection terminals adopted by the interfaces according to actual application requirements of the programmable logic controller 2, external equipment, instruments or components connected with the universal interface board 3, and sets related marks near the interfaces according to the functions of the interfaces or the types of the connection components so as to represent the connection objects or functions of each interface.

In an embodiment, the universal interface board 3 is a PCB with a size of 160 × 85mm, which greatly reduces the installation space. The universal interface board 3 is further provided with other interfaces 37 for connecting other required external devices when the programmable logic controller 2 expands functions.

This application has effectively solved because of different components and parts wiring differences such as PLC wiring, analog input wiring cause the wiring, assemble complicated problem through set up the multiple interface that is used for connecting different components and parts on circuit board 30, has improved work efficiency and security when being connected to electrical control equipment 1 with electrical equipment or change electrical component of operating personnel effectively. This application has still realized the direct conversion of on-the-spot collection signal through setting up a plurality of relays 36, need not to connect other signal conversion part or protection part on electrical control device 1, has saved electrical control device 1's consumptive material cost and has made electrical control device 1 structure more concise compact, has improved the convenience of operating personnel when manual wiring.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A universal interface board, comprising:

a circuit board;

the control assembly comprises at least one PLC input/output interface and at least one digital quantity input/output interface, and is arranged on the circuit board;

at least one sensor input interface, the sensor input interface is located on the circuit board.

2. The universal interface board of claim 1, further comprising a power supply component, wherein the power supply component is disposed on the circuit board and connected to the control component and the sensor input interface.

3. The universal interface board of claim 2, wherein the power supply component comprises:

a power supply unit;

and the power supply interface is connected with the power supply unit.

4. The universal interface board of claim 1, further comprising:

and the relay is arranged on the circuit board and connected with the sensor input interface, and the relay is used for signal conversion.

5. The universal interface board of claim 1, wherein the circuit board has a plurality of mounting holes for mounting the universal interface board on an electrical control device.

6. The universal interface board of claim 5, wherein the circuit board is square, and the mounting holes are disposed at the center of the edge of the circuit board or at the four corners of the circuit board.

7. The universal interface board according to claim 1, wherein the PLC i/o interface or the digital i/o interface is a quick-connect/disconnect terminal.

8. The universal interface board of claim 1 wherein the sensor input interface is a screw-type terminal.

9. The universal interface board of claim 1, wherein the circuit board has logic circuits thereon, the logic circuits being etched on a surface of the circuit board.

10. An electrical control apparatus, characterized by comprising:

a programmable logic controller;

the universal interface board of any of claims 1-9; the programmable logic controller is connected with the universal interface board.