CN203104109U - Intelligent power distribution device based on PLC (programmable logic controller) control system - Google Patents
Intelligent power distribution device based on PLC (programmable logic controller) control system Download PDFInfo
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- CN203104109U CN203104109U CN 201220712589 CN201220712589U CN203104109U CN 203104109 U CN203104109 U CN 203104109U CN 201220712589 CN201220712589 CN 201220712589 CN 201220712589 U CN201220712589 U CN 201220712589U CN 203104109 U CN203104109 U CN 203104109U
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Abstract
The utility model relates to the field of an intelligent power distribution device based on a PLC (programmable logic controller) control system. The intelligent power distribution device comprises a box body, and a control circuit arranged in the box body, wherein the control circuit comprises a PLC, a moulded case circuit breaker, a plurality of small circuit breakers, a plurality of alternating-current contactors, and a control button; the moulded case circuit breaker is connected with a power grid via a phase wire, the output end of the moulded case circuit breaker is connected with thethe input ends of the small circuit breakers and the power input end of the PLC via phase wires respectively, the small circuit breakers are further connected with the alternating-current contactors and the PLC via phase wires respectively, the PLC is further connected with the alternating-current contactors, and the output ends of the alternating-current contactors are connected with a load via phase wires; the PLC is connected with the control button. According to the intelligent power distribution device disclosed by the utility model, with the adoption of the structure aforementioned, the quantity of control paths for power distribution can be increased or decreased according to the load, thus reducing consumables; stepwise power supply is executed for a high load, thus having extremely less influence on the surge caused by a power supply system; control modes are diversified, and manual control, automatic intelligent control and remote control can be realized; the intelligent power distribution device is good in practical value in power distribution in display, lighting project and the like.
Description
Technical field
The utility model relates to a kind of intelligent power distribution device field based on the PLC control system.
Background technology
At present, the power distribution equipment that is adopted in demonstration, lighting engineering all is the common type hand of tradition, and the open and close of this distribution system all will be gone manual execution to the scene, pretty troublesome.If secret takes place, can't in time cut off the electricity supply, security reliability is poor.Moreover powering on of this distribution system do not have regularity, and be bigger to the surge influence of electric power system, unfavorable to electrical network.Along with the development and progress of society, this distribution system can't satisfy modern's requirement.
Summary of the invention
The purpose of this utility model is to provide a kind of intelligent power distribution device that has long-range distribution control, supervision and automation control based on the PLC control system.
The utility model adopts following structure, and it comprises the control circuit that is provided with in casing and the casing, and described control circuit comprises PLC controller, breaker of plastic casing, more than one miniature circuit breaker and more than one A.C. contactor, control button; The input of described breaker of plastic casing is connected with the electrical network phase line, the output of described breaker of plastic casing is connected with input, the PLC controller power source input phase line of miniature circuit breaker respectively, the output of described miniature circuit breaker is connected with the input of A.C. contactor, the relay output end mouth phase line of PLC controller respectively, the relay output end mouth of described PLC controller is connected with the coil break-make control port of A.C. contactor, and the output of described A.C. contactor is connected with the input phase line of load; Described PLC controller connects control button.
Described control circuit also is provided with Ethernet changes serial port module and Switching Power Supply, the output of described breaker of plastic casing is connected with the input phase line of Switching Power Supply, the output of described Switching Power Supply is connected with the power input that Ethernet changes serial port module, the input that described Ethernet changes serial port module connects Ethernet, and the output that described Ethernet changes serial port module connects the PLC controller.
Also be provided with siganl thunder-proof device between described Ethernet and the Ethernet commentaries on classics serial port module.
Described PLC controller also is connected with temperature sensor, humidity sensor and Smoke Sensor.
Described control circuit also is provided with lightning protection for power supply, and the input of described lightning protection for power supply is connected with the breaker of plastic casing phase line.
The quantity of described miniature circuit breaker and the quantity of A.C. contactor equate.
The utility model adopts above structure, and the intelligent power distribution device can freely increase and decrease the control way of distribution according to the size of load, can waste material; For heavy load, carry out substep power supply clocklike, minimum to the surge influence that electric power system causes, can ignore; The control mode variation can manually be controlled, automated intelligent control and network-based remote control, real-time status monitor; To the information real time monitoring of temperature, humidity and the smog situation of surrounding environment, carry out intelligent and safe power supply control with this; Simultaneously, the lightning protection for power supply in the use device, siganl thunder-proof device and PLC controller can be realized power supply, signal lighting protection protection, overvoltage, under-voltage, overcurrent protection, and security reliability is good, defencive function is powerful; The utility model patent has good practical value on the distribution of demonstration, lighting engineering etc.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further details;
Fig. 1 is a kind of electrical schematics of the intelligent power distribution device based on the PLC control system.
Embodiment
As shown in Figure 1, intelligent power distribution device based on the PLC control system comprises the control circuit that is provided with in casing 1 and the casing, and described control circuit comprises PLC controller 2, breaker of plastic casing 3, more than one miniature circuit breaker 4 and more than one A.C. contactor 5, control button 6, lightning protection for power supply 7, socket 8; The quantity of the quantity of described miniature circuit breaker 4 and A.C. contactor 5 equates that concrete number is definite by the size of load, but at most can not be above 50; The socket 8 that is provided with in the casing is the stand-by power supply outputs for external equipment, and described miniature circuit breaker 4, breaker of plastic casing 3 and A.C. contactor 5 all adopt three-phase electricity.
The input of described breaker of plastic casing 3 is connected with the electrical network phase line, the output of described breaker of plastic casing 3 is connected with input, PLC controller 2 power inputs, lightning protection for power supply 7 and socket 8 phase lines of miniature circuit breaker 4 respectively, the corresponding neutral line and the ground wire that is connected electrical network of all the other terminals of described socket 8 and lightning protection for power supply 7; The output of described miniature circuit breaker 4 is connected with the input of A.C. contactor 5, the relay output end mouth phase line of PLC controller 2 respectively, the relay output end mouth of described PLC controller 2 is connected with the coil break-make control port of A.C. contactor 5, and the output of described A.C. contactor is connected with the input phase line of load; The switching value input port of described PLC controller 2 connects control button 6; Manually control is the substep switching that manually realizes load by switching electrical control buttons 6 external on the PLC controller 2; Automatically control is by period that configures in the PLC controller 2 and program, realizes the substep switching electricity of load automatically, and energising time started and power-off time can arbitrarily dispose, and can be configured to multi-period; Substep switching electricity, be 2 regular by the PLC controller, in proper order, each A.C. contactor 5 adhesives conduction of equally spaced control with disconnect outage, make load substep switching electricity, do the surge influence of electric power system minimum like this.
In order to realize network-based remote control and monitoring, described control circuit also is provided with Ethernet changes serial port module 9 and Switching Power Supply 10, the output of described breaker of plastic casing 3 is connected with the input phase line of Switching Power Supply 10, the output of described Switching Power Supply 10 is connected with the power input that Ethernet changes serial port module 9, for it provides power supply; The input that described Ethernet changes serial port module 9 connects Ethernet, described Ethernet changes the serial ports of the output connection PLC controller 2 of serial port module 9, and the interface of described Ethernet commentaries on classics serial port module 9 and the serial ports of PLC controller 2 adopt the communication interface of RS232; Also be provided with siganl thunder-proof device 11 between described Ethernet and the Ethernet commentaries on classics serial port module 9, realize extraneous network signal lightning protection; Described PLC controller 2 also is connected with temperature sensor, humidity sensor and Smoke Sensor, in "on" position, load in the running, PLC controller 2 real-time receiving sensor electrical signal delivered, gather load temperature, humidity and smokescope value on every side, the threshold values that utilizes these numerical value and PLC controller 2 to configure then compares, and blows in fan during threshold values when temperature in the load reaches, and the radiator fan of installing in the load will be unlocked and accelerate heat radiation; When have in temperature, humidity and the smokescope one and more than reach when needing the outage threshold values, PLC controller 2 will be controlled A.C. contactor 5 and disconnect outage, makes load out of service, avoids the generation of accident, realizes the safe and intelligent distribution with this.Network-based remote control, real-time status monitor it is by the upper end software operation on the PC of control room, the up-to-date numerical value of the substep switching electricity of realization Long-distance Control load and the switching electricity condition situation of real time monitoring load and load environment temperature, humidity, smokescope.
Claims (6)
1. intelligent power distribution device based on the PLC control system, it comprises the control circuit that is provided with in casing and the casing, and it is characterized in that: described control circuit comprises PLC controller, breaker of plastic casing, more than one miniature circuit breaker and more than one A.C. contactor, control button; The input of described breaker of plastic casing is connected with the electrical network phase line, the output of described breaker of plastic casing is connected with input, the PLC controller power source input phase line of miniature circuit breaker respectively, the output of described miniature circuit breaker is connected with the input of A.C. contactor, the relay output end mouth phase line of PLC controller respectively, the relay output end mouth of described PLC controller is connected with the coil break-make control port of A.C. contactor, and the output of described A.C. contactor is connected with the input phase line of load; Described PLC controller connects control button.
2. the intelligent power distribution device based on the PLC control system according to claim 1, it is characterized in that: described control circuit also is provided with Ethernet changes serial port module and Switching Power Supply, the output of described breaker of plastic casing is connected with the input phase line of Switching Power Supply, the output of described Switching Power Supply is connected with the power input that Ethernet changes serial port module, the input that described Ethernet changes serial port module connects Ethernet, and the output that described Ethernet changes serial port module connects the PLC controller.
3. the intelligent power distribution device based on the PLC control system according to claim 2 is characterized in that: also be provided with siganl thunder-proof device between described Ethernet and the Ethernet commentaries on classics serial port module.
4. the intelligent power distribution device based on the PLC control system according to claim 1 is characterized in that: described PLC controller also is connected with temperature sensor, humidity sensor and Smoke Sensor.
5. the intelligent power distribution device based on the PLC control system according to claim 1, it is characterized in that: described control circuit also is provided with lightning protection for power supply, and the input of described lightning protection for power supply is connected with the breaker of plastic casing phase line.
6. the intelligent power distribution device based on the PLC control system according to claim 1 is characterized in that: the quantity of described miniature circuit breaker and the quantity of A.C. contactor equate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220712589 CN203104109U (en) | 2012-12-20 | 2012-12-20 | Intelligent power distribution device based on PLC (programmable logic controller) control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220712589 CN203104109U (en) | 2012-12-20 | 2012-12-20 | Intelligent power distribution device based on PLC (programmable logic controller) control system |
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| Publication Number | Publication Date |
|---|---|
| CN203104109U true CN203104109U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220712589 Expired - Fee Related CN203104109U (en) | 2012-12-20 | 2012-12-20 | Intelligent power distribution device based on PLC (programmable logic controller) control system |
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| CN (1) | CN203104109U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470930A (en) * | 2015-12-27 | 2016-04-06 | 合肥华耀电子工业有限公司 | Radar intelligent power distribution system |
| CN110445017A (en) * | 2019-08-09 | 2019-11-12 | 深圳市奇辉电气有限公司 | Integral type AC power source input module |
-
2012
- 2012-12-20 CN CN 201220712589 patent/CN203104109U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470930A (en) * | 2015-12-27 | 2016-04-06 | 合肥华耀电子工业有限公司 | Radar intelligent power distribution system |
| CN105470930B (en) * | 2015-12-27 | 2018-07-10 | 合肥华耀电子工业有限公司 | A kind of radar intelligent distribution system |
| CN110445017A (en) * | 2019-08-09 | 2019-11-12 | 深圳市奇辉电气有限公司 | Integral type AC power source input module |
| CN110445017B (en) * | 2019-08-09 | 2023-08-01 | 深圳金奇辉电气有限公司 | Integrated AC power input module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20191220 |