CN202978429U - Switch remote control device - Google Patents
Switch remote control device Download PDFInfo
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- CN202978429U CN202978429U CN 201220629785 CN201220629785U CN202978429U CN 202978429 U CN202978429 U CN 202978429U CN 201220629785 CN201220629785 CN 201220629785 CN 201220629785 U CN201220629785 U CN 201220629785U CN 202978429 U CN202978429 U CN 202978429U
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- circuit
- switch
- remote control
- output
- pulse
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- 238000012544 monitoring process Methods 0.000 claims abstract description 6
- 239000013078 crystal Substances 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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Abstract
The utility model relates to a switch remote control device, belonging to the field of electric power measuring instruments. The switch remote control device is characterized by comprising a CPU circuit, a pulse control output circuit, a switch state monitoring circuit, and an action mechanism, a control signal output by the CPU circuit is amplified by the pulse control output circuit, the amplified control signal then drives the action mechanism to make an action, the switch state monitoring circuit monitors the on/off state of a direct current switch, and sends state data back to a signal input port of the CPU circuit. The switch remote control device can accurately acquire a switch state, and realize operation upon a relay via a pulse mode, and is advantaged by low cost and good safety.
Description
Technical field
The utility model relates to a kind of switch remote control, belongs to power measuring instrument instrument field.
Background technology
Most transformer stations have all realized unattended operation, by long distance control system, state and the data of transformer station are carried out remote monitoring, the switch motion of Long-distance Control transforming plant DC power-supply system, and then the running status of change DC power system realize that the long-range of batteries discharges and recharges.Switch to DC power system carries out Long-distance Control, and different implementation methods is arranged.A kind of is D.C. contactor of serial connection in former DC power system, with the action of Control contactor, relay control mode is the DO mode, and this mode exists potential safety hazard, be easy to occur the D.C. contactor misoperation in case device breaks down, cause the system failure.
The utility model content
According to above deficiency of the prior art, the technical problems to be solved in the utility model is: provide cheaply a kind of, can control with pulse mode output the device of motor-operating mechanism action and then control switch.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of switch remote control, it is characterized in that, comprise cpu circuit, pulse control output circuit, on off state observation circuit and actuating mechanism, the control signal of cpu circuit output is controlled output circuit through pulse and is amplified the action of rear drive actuating mechanism, deciliter state of on off state monitoring circuit monitors dc switch is transmitted back to status data the signal input port of cpu circuit.
Described cpu circuit comprises single-chip microcomputer and crystal oscillating circuit.
Described pulse is controlled output circuit and is comprised three or eight decoders and connected darlington array.
Described actuating mechanism is for comprising relay, the separation-and-combination structure of the output control switch of relay, relay input connection pulse control output circuit.
Described on off state observation circuit comprises optocoupler and homophase tristate bus line transceiver, and the input of optocoupler connects dc switch, and output connects homophase tristate bus line transceiver, and homophase tristate bus line transceiver connects the signal input port of cpu circuit.
The beneficial effect that the utility model has is, accurately gathers on off state, and realizes operation to relay by pulse mode, and cost is low, and security performance is good.
Description of drawings
Fig. 1 is the cpu circuit connection diagram;
Fig. 2 is that the output circuit connection diagram is controlled in pulse;
Fig. 3 is on off state observation circuit connection diagram;
In figure: U0 is single-chip microcomputer; The X1 crystal oscillator; C1, C2 are electric capacity; U1 is three or eight decoders; U2 is darlington array; U3 ~ U10 is optocoupler; U11 is eight homophase tristate bus line transceivers; K1 ~ K8 is relay; IO1 controls output; IO2 is the state input.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
As Fig. 1 ~ switch remote control shown in Figure 3, comprise cpu circuit, pulse control output circuit, on off state observation circuit and actuating mechanism, cpu circuit is controlled output circuit through its control signal of controlling the output of output IO1 mouth through pulse and is amplified the action of rear drive actuating mechanism, deciliter state of on off state monitoring circuit monitors dc switch, status data is transmitted back to the state input IO2 mouth of cpu circuit, CPU compares control command and switch state signal, judges whether control command is correctly carried out.
Cpu circuit part is comprised of single-chip microcomputer U0, crystal oscillator X1, capacitor C 1 and C2, and crystal oscillator X1 is connected with single-chip microcomputer U0, and capacitor C 1, C2 are connected with crystal oscillator X1, is connected to while and system power supply.Single-chip microcomputer is the STC89C54RD+ single-chip microcomputer, and crystal oscillating circuit provides clock to CPU, and single-chip microcomputer can be moved.This single-chip microcomputer maximum operating frequency 80MHz, integrated 16Kflash and 1280bitRAM, and there is 16KE2PROM inside.
Pulse is controlled output circuit and is comprised three or eight decoder U1 and connected darlington array U2, the control signal of three or eight decoder U1 array output interlockings, control signal is amplified by Darlington U2 array, the output of darlington array U2 is connected with relay K 1 ~ K8 control pin, control 8 group relay K1 ~ K8 output, at each constantly, an actuating of relay can only be arranged.
Actuating mechanism is for comprising 8 group relay K1 ~ K8, the separation-and-combination structure of the output control switch of this 8 group relay, relay input connection pulse control output circuit.
The on off state observation circuit comprises 8 groups of optocoupler U3 ~ U10 and eight homophase tristate bus line transceiver U11, the input of optocoupler U3 ~ U10 connects dc switch, output connects eight homophase tristate bus line transceiver U11, and homophase tristate bus line transceiver connects the signal input part I0 mouth of cpu circuit.By the light lotus root, switching signal and internal circuit are isolated, isolation voltage 2000V, eight homophase tristate bus line transceiver U11 are transmitted back to switch state signal the IO2 of CPU, and CPU compares the control command of loopback status signal and transmission, and whether judgement output is correct.
Claims (5)
1. switch remote control, it is characterized in that, comprise cpu circuit, pulse control output circuit, on off state observation circuit and actuating mechanism, the control signal of cpu circuit output is controlled output circuit through pulse and is amplified the action of rear drive actuating mechanism, deciliter state of on off state monitoring circuit monitors dc switch is transmitted back to status data the signal input port of cpu circuit.
2. switch remote control according to claim 1, is characterized in that, described cpu circuit comprises single-chip microcomputer and crystal oscillating circuit.
3. switch remote control according to claim 1, is characterized in that, described pulse is controlled output circuit and comprised three or eight decoders and connected darlington array.
4. switch remote control according to claim 1, is characterized in that, described actuating mechanism is for comprising relay, the separation-and-combination structure of the output control switch of relay, relay input connection pulse control output circuit.
5. switch remote control according to claim 1, it is characterized in that, described on off state observation circuit comprises optocoupler and homophase tristate bus line transceiver, the input of optocoupler connects dc switch, output connects homophase tristate bus line transceiver, and homophase tristate bus line transceiver connects the signal input port of cpu circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220629785 CN202978429U (en) | 2012-11-25 | 2012-11-25 | Switch remote control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220629785 CN202978429U (en) | 2012-11-25 | 2012-11-25 | Switch remote control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202978429U true CN202978429U (en) | 2013-06-05 |
Family
ID=48519454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220629785 Expired - Fee Related CN202978429U (en) | 2012-11-25 | 2012-11-25 | Switch remote control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202978429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593148A (en) * | 2015-10-16 | 2017-04-26 | 联合汽车电子有限公司 | Door lock control unit for passenger car |
-
2012
- 2012-11-25 CN CN 201220629785 patent/CN202978429U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593148A (en) * | 2015-10-16 | 2017-04-26 | 联合汽车电子有限公司 | Door lock control unit for passenger car |
| CN106593148B (en) * | 2015-10-16 | 2019-04-05 | 联合汽车电子有限公司 | Passenger car doorlock control unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: JINAN POWER SUPPLY COMPANY OF SHANDONG ELECTRIC POWER CORPORATION Effective date: 20140213 Owner name: JINAN POWER SUPPLY COMPANY, STATE GRID SHANDONG EL Free format text: FORMER OWNER: SHANDONG ZHIYANG ELECTRIC CO., LTD. Effective date: 20140213 |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 250022 JINAN, SHANDONG PROVINCE TO: 100031 DONGCHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140213 Address after: 100031 West Chang'an Avenue, Beijing, No. 86 Patentee after: State Grid Corporation of China Patentee after: Jinan Power Supply Company, State Grid Shandong Electric Power Company Patentee after: Shandong Zhiyang Electric Co., Ltd. Address before: 250022 Shandong Province, Ji'nan City Central Luoyuan Street No. 238 Patentee before: Jinan Power Supply Co., Ltd. of Shandong Electric Power Corporation Patentee before: Shandong Zhiyang Electric Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20171125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |