CN116846241A - Full-automatic pulse generation and display circuit for inter-station security information transmission system - Google Patents
Full-automatic pulse generation and display circuit for inter-station security information transmission system Download PDFInfo
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- CN116846241A CN116846241A CN202210307406.9A CN202210307406A CN116846241A CN 116846241 A CN116846241 A CN 116846241A CN 202210307406 A CN202210307406 A CN 202210307406A CN 116846241 A CN116846241 A CN 116846241A
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- power supply
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- 230000005540 biological transmission Effects 0.000 title abstract description 11
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 239000013307 optical fiber Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
Abstract
The application relates to a full-automatic pulse generation and display circuit for an inter-station safety information transmission system, which comprises the following components: the first power module and the second power module output direct current; double pole double throw relay; a processor; the first power supply control circuit is characterized in that a first group of input ends are connected to output ends of a first power supply module, a second group of input ends are connected to output ends of a second power supply module, a positive electrode of the first group of output ends is connected to a first normally-closed end of the double-pole double-throw relay, a negative electrode of the first group of output ends is connected to a first normally-open end, a positive electrode of the second group of output ends is connected to a second normally-open end, and a negative electrode of the second group of output ends is connected to the second normally-closed end; and the second power supply control circuit is provided with a control signal input end connected to one output pin of the processor, an input end connected to the output end of the second power supply module, an output end connected to the coil of the double-pole double-throw relay and configured to be turned on or turned off according to the output of the output pin of the processor. Compared with the prior art, the application has the advantages of small volume and less peripheral circuits.
Description
Technical Field
The application relates to an inter-station safety information transmission system, in particular to a full-automatic pulse generation and display circuit for the inter-station safety information transmission system.
Background
The inter-station safety information transmission system is equipment for realizing station-to-station relay information transmission through optical fiber or 2M communication, the equipment converts relay signals in a 64D relay rack of the station into digital signals, the digital signals are transmitted to an adjacent station through an optical fiber or 2M channel, and meanwhile, the station receives the digital signals sent by the adjacent station through the optical fiber or 2M communication and converts the digital signals into relay signals to the 64D relay rack. In order to test or debug the safety information transmission system between stations before leaving a factory, a relay rack which is the same as the electric service section on site is adopted in the existing system to simulate relay signals, and the circuit of the simulation system is complex and large in size, so that the safety information transmission system between stations is inconvenient to test or debug.
Disclosure of Invention
The application aims to provide a full-automatic pulse generation and display circuit for an inter-station safety information transmission system.
The aim of the application can be achieved by the following technical scheme:
a fully automatic pulse generation and display circuit for an inter-site secure information transfer system, comprising:
a first power module and a second power module configured to output direct current;
the double-pole double-throw relay comprises two groups of contacts, wherein the first group of contacts comprise a first normally-closed end, a first normally-open end and a first common end, and the second group of contacts comprise a second normally-closed end, a second normally-open end and a second common end;
a processor;
the first power supply control circuit is characterized in that a first group of input ends are connected to the output ends of the first power supply module, a second group of input ends are connected to the output ends of the second power supply module, the positive electrode of the first group of output ends is connected to the first normally-closed end of the double-pole double-throw relay, the negative electrode of the first group of output ends is connected to the first normally-open end of the double-pole double-throw relay, the positive electrode of the second group of output ends is connected to the second normally-open end of the double-pole double-throw relay, and the negative electrode of the second group of output ends is connected to the second normally-closed end of the double-pole double-throw relay;
and the second power supply control circuit is provided with a control signal input end connected to one output pin of the processor, an input end connected to the output end of the second power supply module, an output end connected to the coil of the double-pole double-throw relay and configured to be turned on or turned off according to the output of the output pin of the processor.
The processor at least comprises two output pins, wherein one output pin is connected to the control signal output end of the first power supply control circuit, and the other output pin is connected to the control signal output end of the second power supply control circuit.
The first power control circuit is configured to be turned on or off according to an output of a corresponding output pin of the processor.
The circuit comprises an input port and two output ports, wherein the input ends of the first power supply module and the second power supply module are connected to the input port, and the two common ends of the double-pole double-throw relay are connected to the two output ports.
One of the output ports is output as a circuit, and the other output port is connected to the display device.
The display device includes an LED lamp.
The output of the first power supply module and the output of the second power supply module are 24V direct current.
The input of the first power supply module and the second power supply module is 220V alternating current.
The processor is a programmable controller.
A fully automatic pulse generation and display circuit for an inter-site secure information transfer system, comprising:
a first power module and a second power module configured to output direct current;
the double-pole double-throw relay comprises two groups of contacts, wherein the first group of contacts comprise a first normally-closed end, a first normally-open end and a first common end, and the second group of contacts comprise a second normally-closed end, a second normally-open end and a second common end;
a processor;
the first power supply control circuit is characterized in that a first group of input ends are connected to the output ends of the first power supply module, a second group of input ends are connected to the output ends of the second power supply module, the positive electrode of the first group of output ends is connected to the first normally-open end of the double-pole double-throw relay, the negative electrode of the first group of output ends is connected to the first normally-closed end of the double-pole double-throw relay, the positive electrode of the second group of output ends is connected to the second normally-closed end of the double-pole double-throw relay, and the negative electrode of the second group of output ends is connected to the second normally-open end of the double-pole double-throw relay;
and the second power supply control circuit is provided with a control signal input end connected to one output pin of the processor, an input end connected to the output end of the second power supply module, an output end connected to the coil of the double-pole double-throw relay and configured to be turned on or turned off according to the output pin of the processor.
Compared with the prior art, the application has the following beneficial effects:
1. based on only two power supply control circuits, a relay, a processor and two power supply modules, the output of three states of positive electricity, negative electricity and no signal is realized, the volume is small, the circuit is simple, the peripheral circuits are few, and the cost is low.
2. The output power is high and the output voltage is stable.
3. The output control of the two output pins of the processor can be realized in a programming mode, and the positive and negative electric output can be automatically switched, so that the method is convenient and quick.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present application;
FIG. 2 is a schematic diagram of another embodiment of the present application;
wherein: 1. the power supply comprises a first power supply module, a second power supply module, a first power supply control circuit, a second power supply control circuit, a processor, an input interface, an output port, an output interface, an output port and a double-pole double-throw relay, wherein the first power supply module, the second power supply module, the first power supply control circuit, the second power supply control circuit, the processor, the input interface, the output port, the output interface and the double-pole double-throw relay.
Detailed Description
The application will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present application, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present application is not limited to the following examples.
A fully automatic pulse generation and display circuit for an inter-station secure information transfer system, as shown in fig. 1, comprising:
a first power module and a second power module configured to output direct current;
the double-pole double-throw relay comprises two groups of contacts, wherein the first group of contacts comprise a first normally-closed end, a first normally-open end and a first common end, and the second group of contacts comprise a second normally-closed end, a second normally-open end and a second common end;
a processor;
the first power supply control circuit is characterized in that a first group of input ends are connected to the output ends of the first power supply module, a second group of input ends are connected to the output ends of the second power supply module, the positive electrode of the first group of output ends is connected to the first normally-closed end of the double-pole double-throw relay, the negative electrode of the first group of output ends is connected to the first normally-open end of the double-pole double-throw relay, the positive electrode of the second group of output ends is connected to the second normally-open end of the double-pole double-throw relay, and the negative electrode of the second group of output ends is connected to the second normally-closed end of the double-pole double-throw relay;
and the second power supply control circuit is provided with a control signal input end connected to one output pin of the processor, an input end connected to the output end of the second power supply module, an output end connected to the coil of the double-pole double-throw relay and configured to be turned on or turned off according to the output of the output pin of the processor.
Of course, in other embodiments, the circuit shown in fig. 2 may also be configured, including:
a first power module and a second power module configured to output direct current;
the double-pole double-throw relay comprises two groups of contacts, wherein the first group of contacts comprise a first normally-closed end, a first normally-open end and a first common end, and the second group of contacts comprise a second normally-closed end, a second normally-open end and a second common end;
a processor;
the first power supply control circuit is characterized in that a first group of input ends are connected to the output ends of the first power supply module, a second group of input ends are connected to the output ends of the second power supply module, the positive electrode of the first group of output ends is connected to the first normally-open end of the double-pole double-throw relay, the negative electrode of the first group of output ends is connected to the first normally-closed end of the double-pole double-throw relay, the positive electrode of the second group of output ends is connected to the second normally-closed end of the double-pole double-throw relay, and the negative electrode of the second group of output ends is connected to the second normally-open end of the double-pole double-throw relay;
and the second power supply control circuit is provided with a control signal input end connected to one output pin of the processor, an input end connected to the output end of the second power supply module, an output end connected to the coil of the double-pole double-throw relay and configured to be turned on or turned off according to the output pin of the processor.
In some embodiments, the processor includes at least two output pins, one of which is connected to the control signal output of the first power control circuit and the other of which is connected to the control signal output of the second power control circuit. The first power control circuit is configured to be turned on or off according to an output of a corresponding output pin of the processor. In either of the above structures of fig. 1 or fig. 2, the application is based on only two power control circuits, one relay and one processor and two power modules to realize the output of three states of positive, negative and no signals.
In some embodiments, the circuit includes an input port and two output ports, the input terminals of the first power module and the second power module each being connected to the input port, and the two common terminals of the double pole double throw relay each being connected to the two output ports. One of the output ports is output as a circuit, and the other output port is connected to the display device.
The display device comprises an LED lamp, and specifically comprises a relay, the LED lamp and a resistor, and the on-off of the relay is used for controlling the on-off of the LED lamp
In this embodiment, the outputs of the first power module and the second power module are 24V dc, and the inputs of the first power module and the second power module are 220V ac. The processor is a programmable controller.
For the configuration shown in fig. 1, on the input port side, the input power supply 220VAC is connected to a 2-way 220 VAC-24 VDC module, the 2-way 220 VAC-24 VDC module is connected to a first power supply control circuit module, the first power supply control circuit controls the existence of an output signal by the IO1 of the CPU, and the output of the first power supply control circuit module is connected to normally-open and normally-closed nodes of the relay module. The output of the second 220 VAC-24 VDC module is connected with a second power supply control circuit module, the second power supply control circuit module controls the existence of output signals by IO2 of the CPU, and the output of the second power supply control circuit module is connected with the coil of the double-pole double-throw relay. When the IO1 of the processor, namely the CPU module, is FALSE, the output of the whole device is in a non-power state; when IO1 of the CPU module is TRUE and IO2 of the CPU module is FALSE, the double-pole double-throw relay is in a normally closed state, and the tool output is positive; when IO1 of the CPU module is TRUE and IO2 of the CPU module is TRUE, the double-pole double-throw relay is in a normally open state, and the tool output is negative; the output port 8 for connecting the display device is connected with the output end of the tool in parallel, and the state of the output port 7 can be reflected. The automatic conversion of the states of the 3 relays required by the inter-station safety information transmission system is realized through the programming control of the CPU modules IO1 and IO 2.
For the structure shown in fig. 2, the principle is similar to that shown in fig. 1, except that when the double-pole double-throw relay is in a normally closed state, the tool output is negative, and when the double-pole double-throw relay is in a normally open state, the tool output is positive.
Claims (10)
1. A fully automatic pulse generation and display circuit for an inter-station secure information transfer system, comprising:
a first power module and a second power module configured to output direct current;
the double-pole double-throw relay comprises two groups of contacts, wherein the first group of contacts comprise a first normally-closed end, a first normally-open end and a first common end, and the second group of contacts comprise a second normally-closed end, a second normally-open end and a second common end;
a processor;
the first power supply control circuit is characterized in that a first group of input ends are connected to the output ends of the first power supply module, a second group of input ends are connected to the output ends of the second power supply module, the positive electrode of the first group of output ends is connected to the first normally-closed end of the double-pole double-throw relay, the negative electrode of the first group of output ends is connected to the first normally-open end of the double-pole double-throw relay, the positive electrode of the second group of output ends is connected to the second normally-open end of the double-pole double-throw relay, and the negative electrode of the second group of output ends is connected to the second normally-closed end of the double-pole double-throw relay;
and the second power supply control circuit is provided with a control signal input end connected to one output pin of the processor, an input end connected to the output end of the second power supply module, an output end connected to the coil of the double-pole double-throw relay and configured to be turned on or turned off according to the output of the output pin of the processor.
2. A fully automatic pulse generation and display circuit for an inter-station security information transfer system as defined in claim 1, wherein the processor comprises at least two output pins, one of which is connected to the control signal output of the first power control circuit and the other of which is connected to the control signal output of the second power control circuit.
3. A fully automatic pulse generation and display circuit for an inter-station security information transfer system as defined in claim 1, wherein the first power control circuit is configured to turn on or off depending on the output of the corresponding output pin of the processor.
4. A fully automatic pulse generation and display circuit for an inter-station safety information transfer system according to claim 1, wherein the circuit comprises an input port and two output ports, the input terminals of the first and second power modules are each connected to the input port, and the two common terminals of the double pole double throw relay are each connected to two output ports.
5. A fully automatic pulse generating and displaying circuit for an inter-station security information transfer system according to claim 4, wherein one of the output ports is connected as a circuit output and the other output port is connected to a display device.
6. A fully automatic pulse generating and displaying circuit for an interstation secure information transfer system of claim 5, wherein the displaying means comprises an LED lamp.
7. The fully automatic pulse generation and display circuit for an inter-station security information transfer system of claim 1, wherein the outputs of the first power module and the second power module are each 24 vdc.
8. A fully automatic pulse generation and display circuit for an inter-station security information transfer system as defined in claim 1, wherein the inputs of said first and second power modules are 220V ac.
9. A fully automatic pulse generation and display circuit for an inter-station secure information transfer system as defined in claim 1, wherein said processor is a programmable controller.
10. A fully automatic pulse generation and display circuit for an inter-station secure information transfer system, comprising:
a first power module and a second power module configured to output direct current;
the double-pole double-throw relay comprises two groups of contacts, wherein the first group of contacts comprise a first normally-closed end, a first normally-open end and a first common end, and the second group of contacts comprise a second normally-closed end, a second normally-open end and a second common end;
a processor;
the first power supply control circuit is characterized in that a first group of input ends are connected to the output ends of the first power supply module, a second group of input ends are connected to the output ends of the second power supply module, the positive electrode of the first group of output ends is connected to the first normally-open end of the double-pole double-throw relay, the negative electrode of the first group of output ends is connected to the first normally-closed end of the double-pole double-throw relay, the positive electrode of the second group of output ends is connected to the second normally-closed end of the double-pole double-throw relay, and the negative electrode of the second group of output ends is connected to the second normally-open end of the double-pole double-throw relay;
and the second power supply control circuit is provided with a control signal input end connected to one output pin of the processor, an input end connected to the output end of the second power supply module, an output end connected to the coil of the double-pole double-throw relay and configured to be turned on or turned off according to the output pin of the processor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210307406.9A CN116846241A (en) | 2022-03-25 | 2022-03-25 | Full-automatic pulse generation and display circuit for inter-station security information transmission system |
| PCT/CN2022/142258 WO2023179141A1 (en) | 2022-03-25 | 2022-12-27 | Fully-automatic pulse generation and display circuit for inter-station secure information transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210307406.9A CN116846241A (en) | 2022-03-25 | 2022-03-25 | Full-automatic pulse generation and display circuit for inter-station security information transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116846241A true CN116846241A (en) | 2023-10-03 |
Family
ID=88099753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210307406.9A Pending CN116846241A (en) | 2022-03-25 | 2022-03-25 | Full-automatic pulse generation and display circuit for inter-station security information transmission system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN116846241A (en) |
| WO (1) | WO2023179141A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8541719B2 (en) * | 2008-09-15 | 2013-09-24 | General Electric Company | System for reduced peak power consumption by a cooking appliance |
| CN110323830B (en) * | 2019-07-19 | 2021-09-17 | 珠海格力电器股份有限公司 | Power supply switching method |
| CN110571919B (en) * | 2019-10-11 | 2021-08-27 | 哈尔滨西陆科技有限公司 | Dual-power switching distributor |
| CN215186752U (en) * | 2021-06-08 | 2021-12-14 | 上海铁路通信有限公司 | Positive and negative electric pulse generating device for safety information transmission system between optical communication stations |
| CN218387308U (en) * | 2022-03-25 | 2023-01-24 | 上海铁路通信有限公司 | Full-automatic pulse generation and display circuit for inter-station safety information transmission system |
-
2022
- 2022-03-25 CN CN202210307406.9A patent/CN116846241A/en active Pending
- 2022-12-27 WO PCT/CN2022/142258 patent/WO2023179141A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023179141A1 (en) | 2023-09-28 |
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