CN205693939U - Remote LED illumination monitoring device containing load constant-current driving power circuit - Google Patents
Remote LED illumination monitoring device containing load constant-current driving power circuit Download PDFInfo
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- CN205693939U CN205693939U CN201620574758.0U CN201620574758U CN205693939U CN 205693939 U CN205693939 U CN 205693939U CN 201620574758 U CN201620574758 U CN 201620574758U CN 205693939 U CN205693939 U CN 205693939U
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- current driving
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Abstract
This utility model is claimed a kind of remote LED illumination monitoring device containing load constant-current driving power circuit, including host computer, ethernet control module, memory module, microcontroller, coulant meter module, LED drive module, LED lamp and AC/DC power module, described ipc monitor module connects with ethernet control module, described ethernet control module is connected with microcontroller, described microcontroller respectively with memory module, coulant meter module, AC/DC power module and LED drive module are connected, LED drive module is connected with LED lamp, described AC/DC power module connects 220V power supply；Wherein LED drive module is load constant-current driving power circuit, forms including zero cross detection circuit, SCR rectification circuit, high-frequency filter circuit, PWM isolated drive circuit and clocked flip MCU；This device improves control accuracy and the response speed of feedback current, realizes LED constant current driving.
Description
Technical field
This utility model relates to LED technology field, is specifically related to a kind of containing loading the long-range of constant-current driving power circuit
LED illumination supervising device.
Background technology
Along with becoming increasingly conspicuous of global energy crisis, saving the energy becomes one of major issue that the whole mankind faces, as
Forth generation green illumination light source, high brightness light emitting diode LED is energy-efficient with it and the advantage such as environmental protection is widely used in doctor
Treat in large scale liquid crystal backlight and indoor and outdoor lighting.If LED can replace the lighting system of tradition poor efficiency, undoubtedly to slow
The most urgent energy shortage problem of solution plays very important effect.
Driving power circuit design is the key of LED light source, the commonly used constant-current driving of current LED, it is achieved constant current is driven
The dynamic linear regulation of mode, current mirror, passive constant-current driving and switch change-over based on pulsewidth modulation etc.；To become with or without isolation
Depressor is standard, can be divided into isolated form type of drive and non-isolation type type of drive, and non-isolation type drives because of not by isolating device
Limit, all have greater advantage reducing in small product size and raising efficiency.Traditional isolated form LED drive power becomes due to isolation
The existence of depressor, causes copper loss inevitable with iron loss, and when the load, transformer turn ratio can not change, and can only pass through
Current-limiting apparatus passively regulates driving electric current, ineffective systems；To this end, the author proposes a kind of containing load constant-current driving power supply electricity
The remote LED illumination monitoring device on road, by the pilot angle of microcontroller program control regulation silicon controlled rectifier, negative to reach self adaptation
The purpose carried, improves control accuracy and the response speed of feedback current, it is achieved LED constant-current driving.
Summary of the invention
In order to overcome above the deficiencies in the prior art, this utility model provides a kind of control accuracy improving feedback current
With response speed, realize LED constant-current driving, realize LED monitoring containing load constant-current driving power circuit remote LED shine
Bright supervising device.The technical solution of the utility model is such that
A kind of remote LED illumination monitoring device containing load constant-current driving power circuit, it includes host computer, Ethernet
Control module, memory module, microcontroller, coulant meter module, LED drive module, LED lamp and AC/DC power module, institute
Stating ipc monitor module to connect with ethernet control module, described ethernet control module is connected with microcontroller, described micro-
Controller is connected with memory module, coulant meter module, AC/DC power module and LED drive module respectively, and LED drives mould
Block is connected with LED lamp, and described AC/DC power module connects 220V power supply；Wherein LED drive module is load constant-current driving
Power circuit, including zero cross detection circuit, SCR rectification circuit, high-frequency filter circuit, PWM isolated drive circuit and timing
Trigger MCU composition；Wherein zero cross detection circuit connects municipal administration 220V alternating current, and municipal administration 220V alternating current is also electric with silicon controlled rectifier
Road is connected, and described SCR rectification circuit connects with high-frequency filter circuit, high-frequency filter circuit one tunnel connection LED multi-path illumination
Module, another road connection PWM isolated drive circuit, described PWM isolated drive circuit is connected with clocked flip microcontroller,
Clocked flip microcontroller is also connected with LED multi-path lighting module, zero cross detection circuit and SCR rectification circuit, described fixed
Time trigger microcontroller timing controlled SCR rectification circuit trigger LED multi-path lighting module break-make.
Further, described SCR rectification circuit drives and uses IR2103 half-bridge driver, and it is internally integrated a liter piezoelectricity
Road, outside i.e. completes Bootstrap by a bootstrap capacitor and a bootstrap diode.
Further, the signal of described SCR rectification circuit through L1, C2 primary filter after, be sent to field effect transistor Q2 be
The high-frequency filter circuit of core is filtered.
Advantage of the present utility model and having the beneficial effect that:
This utility model carries out the coarse adjustment of LED brightness by the dutycycle controlling silicon controlled rectifier (SCR) controlling angled a and PWM
With fine tuning, it is achieved that the constant-current driving of LED, it is to avoid copper loss and iron loss have saved energy.
Accompanying drawing explanation
Fig. 1 is the remote LED illumination prison that this utility model provides preferred embodiment to contain load constant-current driving power circuit
Control device；
Fig. 2 is LED load constant-current driving power supply circuit diagram；
Fig. 3 show zero passage detection schematic diagram；
Fig. 4 is SCR rectification circuit schematic diagram；
Fig. 5 is high-frequency filter circuit schematic diagram；
Fig. 6 is PWM isolated drive circuit schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
The utility model proposes a kind of remote LED illumination monitoring device containing load constant-current driving power circuit, its bag
Include host computer, ethernet control module, memory module, microcontroller, coulant meter module, LED drive module, LED lamp and
AC/DC power module, described ipc monitor module connects with ethernet control module, described ethernet control module and micro-control
Device processed connect, described microcontroller respectively with memory module, coulant meter module, AC/DC power module and LED drive module phase
Connecting, LED drive module is connected with LED lamp, and described AC/DC power module connects 220V power supply；Wherein LED drive module
For load constant-current driving power circuit, isolate including zero cross detection circuit, SCR rectification circuit, high-frequency filter circuit, PWM
Drive circuit and clocked flip MCU composition；Wherein zero cross detection circuit connects municipal administration 220V alternating current, and municipal administration 220V alternating current is also
Being connected with SCR rectification circuit, described SCR rectification circuit connects with high-frequency filter circuit, high-frequency filter circuit one tunnel
Connection LED multi-path lighting module, another road connection PWM isolated drive circuit, described PWM isolated drive circuit and clocked flip
Microcontroller is connected, and clocked flip microcontroller is also electric with LED multi-path lighting module, zero cross detection circuit and silicon controlled rectifier
Road is connected, and described clocked flip microcontroller timing controlled SCR rectification circuit triggers the break-make of LED multi-path lighting module.
In this utility model, host computer, ethernet control module, memory module, the program controls portions of microcontroller are not this practicalities
Novel inventive point, writing of this program is that those skilled in the art need not pay creative work and just can draw, therefore
Here is omitted.
Further, described SCR rectification circuit drives and uses IR2103 half-bridge driver, and it is internally integrated a liter piezoelectricity
Road, outside i.e. completes Bootstrap by a bootstrap capacitor and a bootstrap diode.
Further, the signal of described SCR rectification circuit through L1, C2 primary filter after, be sent to field effect transistor Q2 be
The high-frequency filter circuit of core is filtered.
Preferably clocked flip microcontroller uses PLC or single-chip microcomputer.Single-chip microcomputer or the control of PLC
Processing procedure sequence is not innovative point place of the present utility model, and this is that those skilled in the art need not pay creative work and just may be used
With draw.Innovative point of the present utility model is, carries out LED by the dutycycle controlling silicon controlled rectifier (SCR) controlling angled a and PWM
The coarse adjustment of lamp brightness and fine tuning, it is achieved that the constant-current driving of LED, it is to avoid copper loss and iron loss have saved energy.
The above embodiment is interpreted as being merely to illustrate this utility model rather than limiting guarantor of the present utility model
Protect scope.After having read the content of record of the present utility model, this utility model can be made various change by technical staff
Or amendment, these equivalence changes and modification fall into this utility model claim limited range equally.
Claims (3)
1. the remote LED illumination monitoring device containing load constant-current driving power circuit, it is characterised in that include upper
Machine, ethernet control module, memory module, microcontroller, coulant meter module, LED drive module, LED lamp and AC/DC electricity
Source module, described host computer connects with ethernet control module, and described ethernet control module is connected with microcontroller, described micro-
Controller is connected with memory module, coulant meter module, AC/DC power module and LED drive module respectively, and LED drives mould
Block is connected with LED lamp, and described AC/DC power module connects 220V power supply；Wherein LED drive module is load constant-current driving
Power circuit, including zero cross detection circuit, SCR rectification circuit, high-frequency filter circuit, PWM isolated drive circuit and timing
Trigger MCU composition；Wherein zero cross detection circuit connects municipal administration 220V alternating current, and municipal administration 220V alternating current is also electric with silicon controlled rectifier
Road is connected, and described SCR rectification circuit connects with high-frequency filter circuit, high-frequency filter circuit one tunnel connection LED multi-path illumination
Module, another road connection PWM isolated drive circuit, described PWM isolated drive circuit is connected with clocked flip microcontroller,
Clocked flip microcontroller is also connected with LED multi-path lighting module, zero cross detection circuit and SCR rectification circuit, described fixed
Time trigger microcontroller timing controlled SCR rectification circuit trigger LED multi-path lighting module break-make.
Remote LED illumination monitoring device containing load constant-current driving power circuit the most according to claim 1, its feature
Being, described SCR rectification circuit drives and uses IR2103 half-bridge driver, and it is internally integrated booster circuit, outside by one
Individual bootstrap capacitor and a bootstrap diode i.e. complete Bootstrap.
Remote LED illumination monitoring device containing load constant-current driving power circuit the most according to claim 1, its feature
Being, the signal of described SCR rectification circuit, after L1, C2 primary filters, is sent to the high frequency filter with field effect transistor Q2 as core
Wave circuit is filtered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620574758.0U CN205693939U (en) | 2016-06-13 | 2016-06-13 | Remote LED illumination monitoring device containing load constant-current driving power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620574758.0U CN205693939U (en) | 2016-06-13 | 2016-06-13 | Remote LED illumination monitoring device containing load constant-current driving power circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205693939U true CN205693939U (en) | 2016-11-16 |
Family
ID=57427571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620574758.0U Expired - Fee Related CN205693939U (en) | 2016-06-13 | 2016-06-13 | Remote LED illumination monitoring device containing load constant-current driving power circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205693939U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108174654A (en) * | 2018-01-16 | 2018-06-19 | 吴丹 | A kind of field hillside intelligence cultivation device ditched using soil layer |
| CN108184553A (en) * | 2018-01-16 | 2018-06-22 | 吴丹 | Careless device is planted in a kind of automation of Multifunctional trench |
-
2016
- 2016-06-13 CN CN201620574758.0U patent/CN205693939U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108174654A (en) * | 2018-01-16 | 2018-06-19 | 吴丹 | A kind of field hillside intelligence cultivation device ditched using soil layer |
| CN108184553A (en) * | 2018-01-16 | 2018-06-22 | 吴丹 | Careless device is planted in a kind of automation of Multifunctional trench |
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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: 20161116 Termination date: 20170613 |