CN216435720U - Start control system for sudden stop of electric pulse generator - Google Patents
Start control system for sudden stop of electric pulse generator Download PDFInfo
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- CN216435720U CN216435720U CN202122722438.9U CN202122722438U CN216435720U CN 216435720 U CN216435720 U CN 216435720U CN 202122722438 U CN202122722438 U CN 202122722438U CN 216435720 U CN216435720 U CN 216435720U
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Abstract
The utility model relates to a start control system for the sudden stop of an electric pulse generator, which comprises a main control board, a sudden stop module, a drive board, a pulse output switch, a low-voltage power supply, a start module and a screen; the output end of the emergency stop module is connected with the main control board and the drive board respectively, the input end of the emergency stop module is connected with the low-voltage power supply, and the emergency stop module can be switched between the drive board and the main control board; the main control board is respectively connected with the driving board, the starting module and the screen; the driving board is also connected with a pulse output switch; the low-voltage power supply is also connected with the starting module; through setting up the scram module, the scram module switches between drive plate and main control board, realizes the quick response of scram operation.
Description
Technical Field
The utility model relates to an electric pulse field especially relates to a start control system of electric pulse generator scram.
Background
In the pulse power technology, high voltage and large current are transmitted, so that extremely high requirements are imposed on safety performance. The emergency stop and start control system is usually arranged in the pulse circuit, and the system can rapidly cut off the power supply of the driving plate according to the pressing action of an emergency stop key, so that the road switch is closed after losing driving, the output of electric pulses is stopped, and the safety performance is improved. After the electric pulse circuit is suddenly stopped, the electric pulse circuit can be started again through the starting control system, the pulse transmission can be controlled, and meanwhile, the indicating state of the indicating lamp is controlled through signal conversion. The emergency stop function is commonly used for controlling the output of a machine under emergency conditions to achieve the purpose of protection, and mainly requires that the structure is simple and reliable, the response speed is high, the anti-interference capability is high, the state of a pulse circuit can be displayed, and the conventional emergency stop equipment is difficult to take the aspects into consideration. On the other hand, the existing starting control system is difficult to work continuously and stably, has weak anti-jamming capability, lacks indication equipment and cannot express the working state of the pulse circuit. There is therefore a need for an electrical pulse generator control system that addresses the above-mentioned problems.
Disclosure of Invention
The utility model aims at solving the defects of the prior art and providing a starting control system for the sudden stop of an electric pulse generator.
In order to solve the above problem, the utility model adopts the following scheme:
a starting control system for sudden stop of an electric pulse generator comprises a main control board, a sudden stop module, a driving board, a pulse output switch, a low-voltage power supply, a starting module and a screen; the output end of the emergency stop module is respectively connected with the main control board and the drive board, the input end of the emergency stop module is connected with the low-voltage power supply, and the emergency stop module can be switched between the drive board and the main control board; the main control board is respectively connected with the driving board, the starting module and the screen; the driving board is also connected with the pulse output switch; the low-voltage power supply is also connected with the starting module.
Further, the emergency stop module comprises an emergency stop switch and an emergency stop circuit; the emergency stop switch is a mechanical switch and comprises a normally open output port, a normally closed output port and an input port, wherein the input port is connected with the low-voltage power supply, the normally open output port is connected with the emergency stop circuit, and the normally closed output port is connected with the drive plate; the emergency stop circuit is connected with the main control board.
Furthermore, the emergency stop circuit comprises a resistor, a voltage stabilizing diode and a triode; one end of the resistor R18 is connected with the cathode of the voltage stabilizing diode D5, and the other end of the resistor R18 is used as the input of the emergency stop circuit and is connected with the normally open output port of the emergency stop switch; the anode of the voltage-stabilizing diode D5 is connected with the base electrode of the triode Q2, and the base electrode of the triode Q2 is grounded through a resistor R26; the emitter of the triode Q2 is grounded, and the collector of the Q2 is also connected with a high-level signal through a resistor R19; and the collector of the triode Q2 is connected with the main control board as the output end of the emergency stop circuit.
Further, the reverse breakdown voltage of the zener diode is 6.8V.
Further, the transistor Q2 is an NPN transistor.
Further, the starting module comprises a starting switch and a starting circuit, wherein the starting circuit comprises a resistor and two interface terminals; the first interface and the second interface of the interface terminal J4 are respectively connected with a starting switch, and the starting switch can control the connection and disconnection of the first interface and the second interface of the J4; the second interface of the interface terminal J4 is grounded, the first interface of the J4 is connected with a high-potential signal through a resistor R9, and the first interface is also grounded through a resistor R15; the first interface of the interface terminal J4 is connected to the main control board as the output of the start circuit.
Furthermore, the starting module also comprises an indicating circuit, the indicating circuit comprises an LED lamp, and the state of the starting switch is indicated through the LED lamp.
Further, the indicating circuit comprises an LED lamp, an interface terminal J2, a triode and a resistor; the interface terminal J2 is a second interface terminal, the first interface and the second interface of the interface terminal J2 are respectively connected with the starting switch, and the starting switch can control the connection and disconnection of the first interface and the second interface of the J2; the first interface of the J2 is also connected with a high-potential signal through a resistor R5, and the second interface is connected with the collector of a triode Q1; the emitter of the triode Q1 is grounded, the base of the Q1 is grounded through a resistor R16, and the base of the Q1 is also connected with the main control board through a resistor R14; the LED lamp is connected in series with a resistor R5.
Further, the indicating circuit comprises an LED lamp, an interface terminal J2, a triode and a resistor; the interface terminal J2 is a second interface terminal, the first interface and the second interface of the interface terminal J2 are respectively connected with the starting switch, and the starting switch can control the connection and disconnection of the first interface and the second interface of the J2; the first interface of the J2 is also connected with a high-potential signal through an LED lamp, and the second interface is connected with the collector of the triode Q1; the emitter of the transistor Q1 is grounded, the base of the transistor Q1 is grounded through a resistor R16, and the base of the transistor Q1 is also connected with the main control board through a resistor R14.
The utility model has the advantages that:
by arranging the emergency stop module, the emergency stop module is switched between the driving board and the main control board, so that the quick response of the emergency stop operation is realized;
the emergency stop module comprises an emergency stop switch and an emergency stop circuit, wherein the input of the emergency stop circuit changes a potential signal received by the main control board through a voltage stabilizing diode and a triode, so that the anti-interference capability of the circuit is improved;
the control approach to the main control board is improved by arranging the starting module;
the starting module comprises an indicating circuit, so that the state of the starting switch is indicated, and an operator can conveniently master the state of the current pulse circuit.
Drawings
Fig. 1 is a block diagram of an overall structure of a first embodiment of the present invention;
fig. 2 is a circuit diagram of an emergency stop according to a first embodiment of the present invention;
fig. 3 is a starting circuit diagram according to a first embodiment of the present invention;
fig. 4 is an indicating circuit diagram according to a first embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
The first embodiment is as follows:
as shown in fig. 1, a start control system for sudden stop of an electric pulse generator comprises a main control board, a sudden stop module, a drive board, a pulse output switch, a low-voltage power supply, a start module and a screen; the output end of the emergency stop module is respectively connected with the main control board and the drive board, the input end of the emergency stop module is connected with the low-voltage power supply, and the emergency stop module can be switched between the drive board and the main control board; the main control board is respectively connected with the driving board, the starting module and the screen; the driving board is also connected with the pulse output switch; the low-voltage power supply is also connected with the starting module. The main control board is used for controlling screen display, the driving board is used for driving the pulse output switch, the pulse output switch can control the high-voltage pulse transmitting state, and the starting module is used for controlling the state of the main control board.
The emergency stop module comprises an emergency stop switch and an emergency stop circuit, the emergency stop switch is a mechanical switch, the emergency stop switch comprises a normally open output port, a normally closed output port and an input port, the input port is connected with the low-voltage power supply, the normally open output port is connected with the emergency stop circuit, and the normally closed output port is connected with the drive board; the emergency stop circuit is connected with the main control board, and in the embodiment, the emergency stop circuit is arranged on the main control board. When the emergency stop switch is switched to the normally closed output port, the normal output of the pulse is indicated, and at the moment, the low-voltage power supply supplies power to the driving board through the normally closed output port of the emergency stop switch, and the driving board controls the switch so as to control the emission of the pulse; when the emergency stop switch is pressed down, the output of the emergency stop switch is switched to a normally open output port, the driving board is powered off to stop working, the pulse stops, and the low-voltage power supply supplies power to the emergency stop circuit through the normally open output port of the emergency stop switch; the low voltage power supply is a 15V dc power supply in this example. The emergency stop switch is a mechanical switch structure comprising a normally closed output port and a normally open output port, and switching is realized between the two output ports, so that the emergency stop switch is short in switching time, quick in response, strong in stability and free of influence of electromagnetic interference.
As shown in fig. 2, the emergency stop circuit includes a resistor, a voltage regulator diode, and a transistor, in this example, an NPN transistor is used. One end of the resistor R18 is connected with the cathode of the voltage stabilizing diode D5, and the other end of the resistor R18 is used as the input of the emergency stop circuit and is connected with the normally open output port of the emergency stop switch; the anode of the voltage-stabilizing diode D5 is connected with the base electrode of the triode Q2, and the base electrode of the triode Q2 is grounded through a resistor R26; the emitter of the triode Q2 is grounded, and the collector of the Q2 is also connected with a high-level signal through a resistor R19; the collector of the triode Q2 is connected with the main control board as the output end of the emergency stop circuit; the high level signal is 3.3V in this example and the reverse breakdown voltage of the zener diode is 6.8V. The voltage stabilizing diode with the current flow direction opposite is arranged in the emergency stop circuit, and the potential signal received by the main control board is ensured to be stable by utilizing the reverse breakdown characteristic of the diode, so that the anti-interference capability is strong, and the response is rapid.
As shown in fig. 3, the starting module includes a starting switch and a starting circuit, where the starting circuit includes a resistor and an interface terminal, the interface terminal is a second interface terminal, the first interface and the second interface of the interface terminal J4 are respectively connected to the starting switch, and the starting switch can control connection and disconnection of the first interface and the second interface of J4; the second interface of the interface terminal J4 is grounded, the first interface is connected with a high-potential signal through a resistor R9, the high-potential signal is 5V, and the first interface is also grounded through a resistor R15; the first interface of the interface terminal J4 is connected to the main control board as the output of the start circuit. In this example, if the start switch is pressed, the first interface of the interface terminal J4 is connected to the second interface, and the first interface is grounded; if the start switch is not pressed, the first interface of the interface terminal J4 is disconnected from the second interface, and the first interface outputs a high-potential signal; the main control board makes judgment and response through the potential change of the starting circuit.
As shown in fig. 4, the starting module further includes an indicating circuit, wherein the indicating circuit indicates the state of the starting switch through an LED lamp, thereby indicating the state of the main control board. The indicating circuit comprises an LED lamp, an interface terminal J2, a triode and a resistor; the interface terminal J2 is a second interface terminal, the first interface and the second interface of the interface terminal J2 are respectively connected with the starting switch, and the starting switch can control the connection and disconnection of the first interface and the second interface of the J2; the first interface of the J2 is also connected with a high-potential signal through a resistor R5, the high-potential signal is 5V, and the second interface is connected with the collector electrode of a triode Q1; the emitter of the triode Q1 is grounded, the base of the transistor Q1 is grounded through a resistor R16, and the base of the transistor Q1 is also connected with the main control board through a resistor R14; wherein the LED lamp is connected in series with resistor R5, resistor R5 may be replaced by an LED lamp in some other embodiments. In the implementation process, when the starting switch is pressed down, the first interface and the second interface of the J2 are conducted, the main control board receives a signal of the state change of the starting switch through the starting circuit, a high-potential signal is output to the base electrode of the triode Q1, the emitter and the collector of the triode Q1 are controlled to be conducted, and the LED lamp forms a loop to emit light; when the starting switch is not pressed, the emitter and the collector of the triode Q1 are not conducted, meanwhile, the first interface and the second interface of the interface terminal J2 are not conducted, and the LED lamp does not emit light.
In the implementation process, when the emergency stop switch is switched to the normally closed output port, the pulse is controlled by the driving board and normally output, and meanwhile, the base electrode of the triode Q2 is a low-potential signal, so that the emitter and the collector of the triode Q2 are not conducted, the collector is connected with a high-potential signal to indicate that the emergency stop circuit outputs a high-potential signal, and the main control board receives the high-potential signal of the emergency stop circuit to indicate that the pulse circuit normally works and displays on a screen; when the emergency stop switch is switched to a normally open output port, the cathode voltage of the zener diode D5 is the voltage of the low-voltage power supply, namely 15V, at this time, the anode voltage of the zener diode D5 is 8.2V, and has the same potential with the base of the triode Q2, the triode Q2 is opened, the collector and the emitter are conducted, therefore, the output port of the emergency stop circuit is grounded, the output end is a low-potential signal of 0V, and the main control board receives the low-potential signal of the emergency stop circuit, which indicates that the pulse circuit has performed emergency stop, and displays on a screen. By arranging the emergency stop module, the emergency stop module is switched between the driving board and the main control board, so that the quick response of the emergency stop operation is realized; the emergency stop module comprises an emergency stop switch and an emergency stop circuit, wherein the input of the emergency stop circuit is connected with the base electrode of the triode through a voltage-stabilizing diode, the emitting electrode of the triode is grounded, the collecting electrode of the triode is connected with the main control board as the output, the potential signal received by the main control board is changed, and the anti-interference capability of the circuit is improved; the control approach to the main control board is improved by arranging the starting module; the starting module comprises an indicating circuit, so that the state of the starting switch is indicated, and the operator can better master the current state of the pulse circuit.
The above description is only one specific example of the present invention and does not constitute any limitation to the present invention. It will be apparent to those skilled in the art that various modifications and variations can be made in form and detail without departing from the principles and structures of the invention, but such modifications and variations are within the scope of the appended claims.
Claims (9)
1. A starting control system for sudden stop of an electric pulse generator is characterized by comprising a main control board, a sudden stop module, a driving board, a pulse output switch, a low-voltage power supply, a starting module and a screen; the output end of the emergency stop module is respectively connected with the main control board and the drive board, the input end of the emergency stop module is connected with the low-voltage power supply, and the emergency stop module can be switched between the drive board and the main control board; the main control board is respectively connected with the driving board, the starting module and the screen; the driving board is also connected with the pulse output switch; the low-voltage power supply is also connected with the starting module.
2. The system for controlling the activation of an electric pulse generator scram according to claim 1, wherein the scram module comprises a scram switch and a scram circuit; the emergency stop switch is a mechanical switch and comprises a normally open output port, a normally closed output port and an input port, wherein the input port is connected with the low-voltage power supply, the normally open output port is connected with the emergency stop circuit, and the normally closed output port is connected with the drive plate; the emergency stop circuit is connected with the main control board.
3. The system as claimed in claim 2, wherein the emergency stop circuit comprises a resistor, a voltage regulator diode and a triode; one end of the resistor R18 is connected with the cathode of the voltage stabilizing diode D5, and the other end of the resistor R18 is used as the input of the emergency stop circuit and is connected with the normally open output port of the emergency stop switch; the anode of the voltage-stabilizing diode D5 is connected with the base electrode of the triode Q2, and the base electrode of the triode Q2 is grounded through a resistor R26; the emitter of the triode Q2 is grounded, and the collector of the Q2 is also connected with a high-level signal through a resistor R19; and the collector of the triode Q2 is connected with the main control board as the output end of the emergency stop circuit.
4. The system as claimed in claim 3, wherein the reverse breakdown voltage of the Zener diode is 6.8V.
5. The system as claimed in claim 3, wherein the transistor Q2 is an NPN transistor.
6. The system of claim 1, wherein the starting module comprises a starting switch and a starting circuit, wherein the starting circuit comprises a resistor and two interface terminals; the first interface and the second interface of the interface terminal J4 are respectively connected with a starting switch, and the starting switch can control the connection and disconnection of the first interface and the second interface of the J4; the second interface of the interface terminal J4 is grounded, the first interface of the J4 is connected with a high-potential signal through a resistor R9, and the first interface is also grounded through a resistor R15; the first interface of the interface terminal J4 is connected to the main control board as the output of the start circuit.
7. The system of claim 1, wherein the activation module further comprises an indication circuit, the indication circuit comprises an LED light, and the activation switch status is indicated by the LED light.
8. The system as claimed in claim 7, wherein the indicating circuit comprises an LED lamp, an interface terminal J2, a transistor and a resistor; the interface terminal J2 is a second interface terminal, the first interface and the second interface of the interface terminal J2 are respectively connected with the starting switch, and the starting switch can control the connection and disconnection of the first interface and the second interface of the J2; the first interface of the J2 is also connected with a high-potential signal through a resistor R5, and the second interface is connected with the collector of a triode Q1; the emitter of the triode Q1 is grounded, the base of the Q1 is grounded through a resistor R16, and the base of the Q1 is also connected with the main control board through a resistor R14; the LED lamp is connected in series with a resistor R5.
9. The system as claimed in claim 7, wherein the indicating circuit comprises an LED lamp, an interface terminal J2, a transistor and a resistor; the interface terminal J2 is a second interface terminal, the first interface and the second interface of the interface terminal J2 are respectively connected with the starting switch, and the starting switch can control the connection and disconnection of the first interface and the second interface of the J2; the first interface of the J2 is also connected with a high-potential signal through an LED lamp, and the second interface is connected with the collector of the triode Q1; the emitter of the transistor Q1 is grounded, the base of the transistor Q1 is grounded through a resistor R16, and the base of the transistor Q1 is also connected with the main control board through a resistor R14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122722438.9U CN216435720U (en) | 2021-11-09 | 2021-11-09 | Start control system for sudden stop of electric pulse generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122722438.9U CN216435720U (en) | 2021-11-09 | 2021-11-09 | Start control system for sudden stop of electric pulse generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216435720U true CN216435720U (en) | 2022-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122722438.9U Active CN216435720U (en) | 2021-11-09 | 2021-11-09 | Start control system for sudden stop of electric pulse generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216435720U (en) |
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2021
- 2021-11-09 CN CN202122722438.9U patent/CN216435720U/en active Active
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