CN214954675U

CN214954675U - Novel experiment of PLC debugging device

Info

Publication number: CN214954675U
Application number: CN202120608480.5U
Authority: CN
Inventors: 秦兆杰; 李世杰; 赵立胜; 李建军; 李亚婷
Original assignee: Hebei Electric Power Equipment Co ltd
Current assignee: Hebei Electric Power Equipment Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-11-30
Anticipated expiration: 2031-03-25

Abstract

The utility model provides a novel PLC debugs's experimental apparatus, including PLC, debugging board input module, debugging board output module and DC power supply, debugging board input module includes general purpose circuit base plate, button switch, looper and pluggable binding post, button switch fixes on general purpose circuit base plate, the looper fixes at general purpose circuit base plate edge, binding post fixes in the side of general purpose circuit base plate, button switch links with binding post and looper electricity respectively with the help of the electric wire; the debugging board output module comprises a universal circuit substrate, an LED indicating lamp, a resistor, a bent pin and a pluggable wiring terminal. Each part of the debugging plate has multiple choices, the configuration can be selected according to the requirement, and the replacement of a single device after being damaged is very convenient; the cooperation of output display and an input debugging board is increased, so that the program debugging result is more visual.

Description

Novel experiment of PLC debugging device

Technical Field

The utility model belongs to the technical field of electric power unit, specificly relate to a novel experiment of PLC debugging device.

Background

The STEP7-MicroWIN-SMART is the programming software of Siemens 200Smart-PLC, when encountering the statement taking digital quantity input as the judgment condition in the process of using a software online debugging program, the software is required to force corresponding variables to simulate the on-off of signals under the online condition, or the on-off of the signals is simulated in an external hard-wired point contact mode, the on-off of the signals is taken as the criterion of output signals by the on-off of a self-contained indicator lamp of the PLC, the two modes of variable forcing and hard-wired line consume more and more time and energy of debugging personnel along with the increase of the number of the input signals, and in order to reduce the workload in the aspect of forcing the variables, a set of PLC debugging board capable of simulating the input signals by the on-off of a switch is required to be used.

At present, the existing debugging board solution in China is an integral complete set scheme, namely, a PCB (printed Circuit Board) is drawn to manufacture a circuit board, connecting pins are arranged according to the distance of PLC input terminals, and a toggle switch is welded on the circuit board to simulate digital quantity input.

The defects of the existing PLC debugging plate in the market are mainly as follows: 1. the corresponding circuit boards need to be designed and manufactured respectively according to different brands and types of PLCs, and the universality is poor. 2. The contact pin connected with the PLC can not be replaced independently after being damaged, and only the circuit board can be replaced integrally. 3. The toggle switch is single in type, can only be in a welding mode, cannot be replaced by a hard wiring mode, and is inconvenient to replace after being damaged. 4. The debugging device can be manufactured only by mastering the PCB drawing software.

Disclosure of Invention

The utility model aims at solving the shortcoming that exists among the prior art, provide a commonality strong and simple and easy novel PLC debugging frock of preparation.

The utility model adopts the technical proposal that: a novel PLC debugging experimental device comprises a PLC, a debugging plate input module, a debugging plate output module and a direct-current power supply, wherein the debugging plate input module comprises a universal circuit substrate, a toggle switch, a bent pin and a pluggable wiring terminal, the toggle switch is fixed on the universal circuit substrate, the bent pin is fixed at the edge of the universal circuit substrate, the wiring terminal is fixed on the side surface of the universal circuit substrate, and the toggle switch is respectively and electrically connected with the wiring terminal and the bent pin by virtue of electric wires; the debugging board output module comprises a universal circuit substrate, an LED indicator light, a resistor, a bent pin and a pluggable wiring terminal, wherein the LED indicator light and the resistor are positioned on the universal circuit substrate, the wiring terminal is fixed on the side surface of the universal circuit substrate, and the bent pin is fixed on the edge of the universal circuit substrate; the connecting terminal is electrically connected with the anode of the LED indicating lamp, the cathode of the LED indicating lamp is connected with one end of the resistor, and the other end of the resistor is connected with the connecting terminal; the binding post of debugging board input module links to each other with DC power supply's positive electricity, debugging board input module's looper is connected with PLC's input terminal, PLC's output terminal links to each other with debugging board output module's looper, debugging board output module's binding post links to each other with DC power supply's negative pole.

Further, the toggle switch is welded or fixed on the universal circuit substrate by a screw.

Furthermore, the debugging board input module is provided with a plurality of bent pins, and the distance between the bent pins corresponds to the jack of the input terminal of the PLC; the debugging board output module's looper is a plurality of, and the interval between the looper corresponds with the jack of PLC's output terminal.

Furthermore, the button switch is a two-gear switch.

Further, the LED indicator lamps correspond to the resistors one by one.

Further, the bent pin can also be a wiring terminal, and the LED indicator light can also be an intermediate relay with an indicator light.

The utility model discloses the beneficial effect who obtains does: compared with the existing PLC debugging plate in the market, each part of the debugging plate has multiple choices, can be selectively configured according to needs, and is very convenient to replace after a single device is damaged; the cooperation of output display and an input debugging board is increased, so that the program debugging result is more visual.

The button switch type of the debugging plate can be replaced, the debugging plate can be replaced after being damaged, and the replacement operation is simple; the damaged point of curved needle removable wherein after damaging need not all demolish, can not cause whole debugging board to be unable to use because of a damaged point yet.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a circuit diagram of the debugging board input module of the present invention;

fig. 3 is a circuit diagram of the debugging board output module of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in fig. 1-3, a novel experimental device for PLC debugging comprises a PLC, a debugging board input module, a debugging board output module and a dc power supply, wherein the debugging board input module comprises a universal circuit substrate, a toggle switch, a bent pin and a pluggable terminal, the toggle switch is fixed on the universal circuit substrate, the bent pin is fixed at the edge of the universal circuit substrate, the terminal is fixed at the side of the universal circuit substrate, and the toggle switch is electrically connected with the terminal and the bent pin by wires; the debugging board output module comprises a universal circuit substrate, an LED indicator light, a resistor, a bent pin and a pluggable wiring terminal, wherein the LED indicator light and the resistor are positioned on the universal circuit substrate, the wiring terminal is fixed on the side surface of the universal circuit substrate, and the bent pin is fixed on the edge of the universal circuit substrate; the connecting terminal is electrically connected with the anode of the LED indicating lamp, the cathode of the LED indicating lamp is connected with one end of the resistor, and the other end of the resistor is connected with the connecting terminal; the binding post of debugging board input module links to each other with DC power supply's positive electricity, debugging board input module's looper is connected with PLC's input terminal, PLC's output terminal links to each other with debugging board output module's looper, debugging board output module's binding post links to each other with DC power supply's negative pole. The toggle switch is welded or fixed on the universal circuit substrate by a screw. The debugging board input module is provided with a plurality of bent pins, and the space between the bent pins corresponds to the jack of the input terminal of the PLC; the debugging board output module's looper is a plurality of, and the interval between the looper corresponds with the jack of PLC's output terminal. The button switch is a two-gear switch. The LED indicator lamps correspond to the resistors one by one. The bent pin can also be a wiring terminal, and the LED indicator light can also be an intermediate relay with an indicator light.

The debugging board is to integrate devices on the universal circuit substrate serving as a base and integrate the devices to form the debugging board; a toggle switch is used as a switch for inputting simulation; a curved needle is used as a medium for connecting with the PLC; and the LED indicator light is used for enhancing the output display function of the PLC, and the signal flows into the PLC through the bent needle to realize signal transmission. The output end of the PLC is connected with the anode of the LED indicator lamp and flows into the cathode of the 24V direct-current power supply through the resistor, and output signal display is completed.

The toggle switch in the debugging plate is a two-gear switch, and the pluggable wiring terminal as a power lead-in end is connected together in a welding mode to jointly form an input end whole, so that the direction of the switch can be selected according to the use habit. And adjusting the space between the bent pins according to the wiring terminal of the PLC, and performing tin ironing and reinforcement. The output end LED indicating lamp is brighter and more striking than the indicating lamp of the PLC, and the label can be pasted beside the indicating lamp according to the requirement, so that the running state of the program can be conveniently and visually understood.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an experiment of novel PLC debugging device which characterized in that: the debugging board input module comprises a universal circuit substrate, a toggle switch, a bent needle and a pluggable wiring terminal, the toggle switch is fixed on the universal circuit substrate, the bent needle is fixed at the edge of the universal circuit substrate, the wiring terminal is fixed on the side surface of the universal circuit substrate, and the toggle switch is respectively and electrically connected with the wiring terminal and the bent needle by virtue of electric wires; the debugging board output module comprises a universal circuit substrate, an LED indicator light, a resistor, a bent pin and a pluggable wiring terminal, wherein the LED indicator light and the resistor are positioned on the universal circuit substrate, the wiring terminal is fixed on the side surface of the universal circuit substrate, and the bent pin is fixed on the edge of the universal circuit substrate; the connecting terminal is electrically connected with the anode of the LED indicating lamp, the cathode of the LED indicating lamp is connected with one end of the resistor, and the other end of the resistor is connected with the connecting terminal; the binding post of debugging board input module links to each other with DC power supply's positive electricity, debugging board input module's looper is connected with PLC's input terminal, PLC's output terminal links to each other with debugging board output module's looper, debugging board output module's binding post links to each other with DC power supply's negative pole.

2. The novel PLC debugging experimental device of claim 1, characterized in that: the toggle switch is welded or fixed on the universal circuit substrate by a screw.

3. The novel PLC debugging experimental device of claim 1, characterized in that: the debugging board input module is provided with a plurality of bent pins, and the space between the bent pins corresponds to the jack of the input terminal of the PLC; the debugging board output module's looper is a plurality of, and the interval between the looper corresponds with the jack of PLC's output terminal.

4. The novel PLC debugging experimental device of claim 1, characterized in that: the button switch is a two-gear switch.

5. The novel PLC debugging experimental device of claim 1, characterized in that: the LED indicator lamps correspond to the resistors one by one.

6. The novel PLC debugging experimental device of claim 1, characterized in that: the curved needle is a wiring terminal, and the LED indicator light is an intermediate relay with an indicator light.