CN208063516U - A kind of LED power with control module - Google Patents
A kind of LED power with control module Download PDFInfo
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- CN208063516U CN208063516U CN201820340786.5U CN201820340786U CN208063516U CN 208063516 U CN208063516 U CN 208063516U CN 201820340786 U CN201820340786 U CN 201820340786U CN 208063516 U CN208063516 U CN 208063516U
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Abstract
Include power module the utility model discloses a kind of LED power with control module, the control module being electrically connected with power module, control module includes microprocessor, and microprocessor is electrically connected with the power supply；Power module includes current rectifying and wave filtering circuit, the input terminal of current rectifying and wave filtering circuit accesses alternating current, the energization input of output end the connection control system and load of current rectifying and wave filtering circuit, current rectifying and wave filtering circuit includes AC voltage regulator, the output end of AC voltage regulator is connected with isolating transformer, design low-pass filter after isolating transformer, adjunction twin-T filter after current rectifying and wave filtering circuit, the output end of twin-T filter accesses microprocessor.The utility model separately constitutes regulated power supply using three end integrated voltage-stabilized modules, by eliminating the signal interference between LED power internal control module and power module, shortens control module and the combined distance of power module, saves the device space, facilitate installation.
Description
Technical field
The utility model is related to LED technology fields, more particularly to a kind of LED power with control module.
Background technology
With the development of science and technology, sci-tech product increasingly comes into people's lives, and sci-tech product be unable to do without power supply, power supply
Sufficient electric energy can be provided to sci-tech product maintain work.Existing LED power can select one kind while powering to LED
Controller carries out selection control to LED illumination effects, but existing controller can all be maintained a certain distance with power supply, then
Separately power supply thus needs more spaces because from must can closely be interfered very much to influence the normal operation of equipment, at
This is also corresponding higher.
Utility model content
The purpose of this utility model is to provide a kind of at low cost, stability and safe with control module
LED power.
A kind of LED power with control module disclosed by the utility model the technical solution adopted is that：A kind of cancellation band
It includes power module to have the LED power of control module, the control module being electrically connected with the power module, the control module
Including microprocessor, the microprocessor is electrically connected with the power supply.
The power module includes current rectifying and wave filtering circuit, and the input terminal of the current rectifying and wave filtering circuit accesses alternating current, described whole
The energization input of output end the connection control system and load of filter circuit is flowed, the current rectifying and wave filtering circuit includes AC voltage-stabilizing
The output end of device, the AC voltage regulator is connected with isolating transformer, designs low-pass filter after the isolating transformer, institute
Adjunction twin-T filter after current rectifying and wave filtering circuit is stated, the output end of the twin-T filter accesses the microprocessor.
Preferably, the control module further includes the display module and button being electrically connected with the microprocessor
Module.
Preferably, the transmission line between the power module and the control module uses shielding line, the electricity
The transmission line between module and component inside source module and the control module also uses shielding line, to the power module
Quarantine measures are taken in input, output with the switching value and analog quantity of the control module.
Preferably, the key-press module includes mode key module and speed key-press module, the mode key
The button of 40 kinds of key modes of module definition, the mode key module can select 01~40 one of which light-emitting mode,
The speed key-press module defines 14 kinds of key modes, and the button of the speed key-press module can select 01~14 wherein one
Kind speed adjusts speed.
Preferably, the digital signal ground wire, signal source ground wire of the LED power with control module and load
Ground wire is provided separately, and digital circuit, analog circuit and load circuit are individually powered and single-point grounding.
A kind of LED power with control module provided by the utility model, by after AC voltage regulator install additional every
From transformer, distribution capacity is reduced, the anti-common mode interference ability of power module is improved, low-pass filtering is designed after isolating transformer
Device filters out higher hamonic wave, improves power supply wave shape, eliminates Hz noise by twin-T filter, the utility model uses three ends
Integrated voltage-stabilized module separately constitutes regulated power supply, greatly reduces the disturbed possibility of signal, and can pass through microprocessor
Interference is converted and removed so that control module and power module can be connected closely, the device space be saved, without giving
Control module reconfigures a power module, greatly reduces into production cost, while powering and being grounded, and improves the steady of equipment
Qualitative and safety.
Description of the drawings
Fig. 1 is the component structure module diagram of the LED power with control module of the utility model.
Specific implementation mode
The utility model is further elaborated and is illustrated with reference to specific embodiment and Figure of description：Please refer to figure
1, the utility model provides a kind of LED power with control module, including power module, is electrically connected with the power module
Control module.
The power module includes current rectifying and wave filtering circuit, and the input terminal of the current rectifying and wave filtering circuit accesses alternating current, described whole
The energization input of output end the connection control system and load of filter circuit is flowed, the current rectifying and wave filtering circuit includes AC voltage-stabilizing
The output end of device, the AC voltage regulator is connected with isolating transformer, designs low-pass filter after the isolating transformer, institute
Adjunction twin-T filter after current rectifying and wave filtering circuit is stated, the output end of the twin-T filter accesses the microprocessor.
The control module further includes the display module and key-press module being electrically connected with the microprocessor.
Transmission line between the power module and the control module uses shielding line, the power module and the control
Transmission line between the module and component of inside modules processed also uses shielding line, to the power module and the control module
Switching value and analog quantity input, output take quarantine measures.
The key-press module includes mode key module and speed key-press module, 40 kinds of the mode key module definition
The button of key mode, the mode key module can select 01~40 one of which light-emitting mode, the speed button mould
Block defines 14 kinds of key modes, and the button of the speed key-press module can select 01~14 one of which speed to adjust soon
Slowly.
Digital signal ground wire, signal source ground wire and the load ground wire of the LED power with control module are provided separately,
Digital circuit, analog circuit and load circuit are individually powered and single-point grounding.
Specifically, control system when being not inserted into SD card, opens power module, display module can show SD-14,
When plugging SD card, display module can also display pattern, and can by the button of mode key module select SD card in
The different style files of storage, style file can arbitrarily make according to customer requirement, and SD card can store 40 kinds of differences
Style file, and support to update, but need the document formatting cause, SD card file system supports SD card FAT16
File system, when copying style file every time, quick formatting SD card.Speed key-press module can select 14 kinds of different speed
Degree can increase or reduce number by the button of speed key-press module, and number is bigger, and speed is faster, minimum 3.8 frames/second,
Up to 20 frames/second.
It should be noted that the solution for interference signal：Quarantine measures will be taken for input, the output of switching value,
Then it also takes quarantine measures, analog input, output all to take quarantine measures analog input, output, ensures that system is steady
Fixed operation, solves signal path interference problem.Hardware of anti-interference measures：To inhibiting for power module interference, any power supply
All there is internal resistance in module and transmission line of electricity, exactly these internal resistances just cause the noise jamming of power module.In view of high-frequency noise
It is primarily not to be coupled by first, secondary coil mutual inductance, but be coupled by primary and secondary parasitic capacitance by transformer.Therefore, exist
Added with isolating transformer after AC voltage regulator, and it is primary and secondary between be both needed to be isolated with shielded layer, to reduce distribution capacity, carry
High ability resistant to common code interference.In addition, by harmonic wave interference, interference is largely higher hamonic wave caused by power module.This product
Using low-pass filter is designed after isolating transformer, 5 0HZ alternating current fundamental waves is allowed to pass through, filter off higher hamonic wave, improves power supply mould
Block waveform.
In addition, the adjunction twin-T filter after rectification circuit, to eliminate the Hz noise of 50Hz.To fixed frequency
Interference filter effect is good.Debugging step is：First capacitance C is fixed, live running environment regulation resistance is then simulated, as defeated people
When 50Hz signals, make output V0=0.
In this control system, uses three end integrated voltage-stabilized modules and separately constitute required power module of voltage regulation.In this way
The mutual coupling that common impedance and public power module can be reduced, advantageously reduces signal interference, substantially increases signal
Reliability.
Following measure is taken for total impedance coupling interference：Using single-point grounding and power module power supply respectively, eliminate altogether
Impedance path.Digital signal ground wire, signal source ground wire and load ground wire are provided separately, digital circuit, analog circuit and load electricity
Road individually powers, and constitutes circuit and single-point grounding alone.
Reinforce power module and move back idol, is mutual done for avoid passing through that shared power module internal resistance causes between several circuits
It disturbs, has been installed additional between the DC power supplier inlet wire and ground wire of each circuit and moved back even filter.
Due to isolated amplifier using float off formula design, eliminate input, outlet chamber it is directly coupled, cut off totally and
Common-battery source module loop, thus there is common-mode rejection ratio height, system element can be protected not by the damage of high common-mode voltage and prevented
The characteristics of high pressure is to low-voltage signal system failure.
Impedance loop altogether is cut off using photoisolator.Microcontroller and each digital circuit, impulse circuit or switching circuit
Interface available digital formula photoisolator is isolated, and to cut off impedance loop altogether, long line is avoided to incude and power module and each
Plant scurrying into for various interference of the load by total impedance feedback.For In Linear Analog Circuits channel, such as because using linear light mutation
Occasionally it is isolated with digital light again after changing.
The measure taken is disturbed for conduction coupling thousand：Long transmission line uses shielding line, avoids electromagnetic induction interference, and ensure
Signal stabilization exports specifically, as follows for eliminating the method and step that the LED power internal signal with control module interferes：Institute
State the electric signal that the microprocessor inside control module acquires the power module output；The microprocessor is by collected electricity
The electric signal of source module output is converted from analog into digital signal；The microprocessor will be converted the digital signal come and be set
Determine signal to compare into line frequency；Digital signal frequency is in the frequency range of setting signal, and the microprocessor believes number
Number being converted into analog signal is exported；Digital signal frequency exceeds the frequency range of setting signal, and the microprocessor stops
The output of digital signal beyond setting signal frequency range；The microprocessor is to the digital signal beyond setpoint frequency range
It is handled；The digital signal that the microprocessor acquisition process is crossed, and compared into line frequency with setting signal；It is processed
Digital signal is in the frequency range of setting signal, and processed digital signal is converted into analog signal by the microprocessor
Output is synchronized with normal signal；Processed digital signal frequency exceeds the frequency range of setting signal, the microprocessor
Device stops the output of the processed digital signal beyond setting signal frequency range；The microprocessor is to exceeding setpoint frequency
The processed digital signal of range carries out processing again and frequency compares；Digital signal still exceeds setting letter after repeatedly handling
Number frequency range, the output of the microprocessor stop signal, and being removed.
When the LED power is not connected with external equipment power supply, the power module is powered to the control module；It is described micro-
Processor acquires the electric signal that the power module is transferred to the control module.
When external chip has not been obtained in the novel power supply modular device connection external equipment power supply, the power module is to institute
State control module and external equipment power supply；The microprocessor acquires the telecommunications that the power module is transferred to the control module
Number；
The microprocessor obtains the light-emitting mode information stored in memory, the corresponding luminous mould of microprocessor output
The electric signal of formula information gives the power module；The power module is according to the corresponding telecommunications of electric signal output that microprocessor is given
Number；The microprocessor acquires the electric signal that the power module is transferred to the external equipment.
When the novel power supply modular device connection external equipment powers and obtains external chip, the power module is to institute
State control module and external equipment power supply；The microprocessor acquires the telecommunications that the power module is transferred to the control module
Number；
The microprocessor obtains the light-emitting mode information of external chip, the corresponding light-emitting mode letter of microprocessor output
The electric signal of breath gives the power module；The power module is according to the corresponding electric signal of electric signal output that microprocessor is given；
The microprocessor acquires the electric signal that the power module is transferred to the external equipment.
Specifically, further including the method for the external chip of automatic identification：The microprocessor obtains external chip information；It is described
Microprocessor exports electric signal to the power module according to the external chip information got；The power module is according to micro- place
Manage the corresponding electric signal of electric signal output that device provides；The microprocessor acquires the electric signal of the power module output, so
Collected electric signal is converted into digital signal from analog signal afterwards；The microprocessor obtains agreement from protocol library and compares letter
Number；Transformed digital signal is compared signal with agreement to be compared；Matching identification confirms protocol type and then recognition and verification
Chip type.
A kind of LED power with control module provided by the utility model, by after AC voltage regulator install additional every
From transformer, distribution capacity is reduced, the anti-common mode interference ability of power module is improved, low-pass filtering is designed after isolating transformer
Device filters out higher hamonic wave, improves power supply wave shape, eliminates Hz noise by twin-T filter, the utility model uses three ends
Integrated voltage-stabilized module separately constitutes regulated power supply, greatly reduces the disturbed possibility of signal, and can pass through microprocessor
Eliminate with control module LED power internal signal interfere, interference signal is converted and is removed so that control module and
Power module can be connected closely, save the device space, without reconfiguring a power module to control module, be subtracted significantly
Lack into production cost, while having powered and being grounded, has improved stability and the safety of equipment.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail to the utility model with reference to preferred embodiment, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (5)
1. a kind of LED power with control module, it is characterised in that：Including power module, electrically connect with the power module
The control module connect, the control module include microprocessor；The power module includes current rectifying and wave filtering circuit, the rectification filter
The input terminal of wave circuit accesses alternating current, the supply input of output end the connection control system and load of the current rectifying and wave filtering circuit
End, the current rectifying and wave filtering circuit includes AC voltage regulator, and the output end of the AC voltage regulator is connected with isolating transformer, described
Design low-pass filter after isolating transformer, adjunction twin-T filter after the current rectifying and wave filtering circuit, the twin-T filter
Output end access the microprocessor.
2. carrying the LED power of control module as described in claim 1, it is characterised in that：The control module further include with
The display module and key-press module that the microprocessor is electrically connected.
3. carrying the LED power of control module as claimed in claim 2, it is characterised in that：The power module and the control
Transmission line between molding block uses shielding line, between the module and component inside the power module and the control module
Transmission line also use shielding line.
4. carrying the LED power of control module as claimed in claim 2, it is characterised in that：The key-press module includes pattern
Key-press module and speed key-press module, 40 kinds of key modes of the mode key module definition, the mode key module
Button can select 01~40 one of which light-emitting mode, the speed key-press module to define 14 kinds of key modes, the speed
The button of degree key-press module can select 01~14 one of which speed to adjust speed.
5. carrying the LED power of control module as described in claim 1, it is characterised in that：The LED with control module
Digital signal ground wire, signal source ground wire and the load ground wire of power supply are provided separately, digital circuit, analog circuit and load circuit point
Not not individually power supply and single-point grounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820340786.5U CN208063516U (en) | 2018-03-13 | 2018-03-13 | A kind of LED power with control module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820340786.5U CN208063516U (en) | 2018-03-13 | 2018-03-13 | A kind of LED power with control module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208063516U true CN208063516U (en) | 2018-11-06 |
Family
ID=63988657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820340786.5U Active CN208063516U (en) | 2018-03-13 | 2018-03-13 | A kind of LED power with control module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208063516U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111290328A (en) * | 2020-02-18 | 2020-06-16 | 唐山鼎信电器仪表工程有限公司 | PLC control anti-interference system |
-
2018
- 2018-03-13 CN CN201820340786.5U patent/CN208063516U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111290328A (en) * | 2020-02-18 | 2020-06-16 | 唐山鼎信电器仪表工程有限公司 | PLC control anti-interference system |
| CN111290328B (en) * | 2020-02-18 | 2022-09-13 | 唐山鼎信电器仪表工程有限公司 | PLC control anti-interference system |
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