CN205648130U - Voltage converter - Google Patents
Voltage converter Download PDFInfo
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- CN205648130U CN205648130U CN201620110928.XU CN201620110928U CN205648130U CN 205648130 U CN205648130 U CN 205648130U CN 201620110928 U CN201620110928 U CN 201620110928U CN 205648130 U CN205648130 U CN 205648130U
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Abstract
The utility model relates to a does voltage converter specifically include fairing, preceding stage energy memory, direct current direct current conversion equipment, back level energy memory, control conversion equipment and on -off control device, fairing preceding stage energy memory the direct current direct current conversion equipment the back level energy memory connect gradually, preceding stage energy memory connects positive or earthing pole, back level energy memory connection is treated the driven load and is done the load provides the electric energy, control conversion equipment connect respectively the control line with the on -off control device, the on -off control device is connected back level energy memory with the load. Through implementing above -mentioned voltage converter, can make the high -pressure control signal can take the load of low pressure, also can make low pressure control signal can take highly compressed load, perhaps add this voltage converter on making highly compressed load and make it become high voltage load inconvenient to realize the matching of on -off control signal and load.
Description
Technical field
This utility model relates to electric and electronic technical field, particularly relates to a kind of voltage changer.
Background technology
At present, voltage changer is widely used among the power-supply system of electronic equipment, drives for band
As a example by the voltage changer of four line RGB lamp light control systems of ability, due to traditional lamp light control system
Comparing, four line RGB lamp light control systems of band driving force eliminate a V+ line or GND line, thus
Cause its most stable electric energy to export, be not only unable to reach in terms of voltage transformation and conventional lights photocontrol system
Unite identical effect, and require that the control signal that system exports need to match with load, such as, 12V's
Control signal must mate the load of 12V, and is not useable for controlling the load of 5V or 24V, similarly,
The control signal of 5V must mate the load of 5V, and the control signal of 24V then must mate the load of 24V,
When using load unmatched with control signal when having to, it is necessary to increased by increase build-out resistor etc. and disappear
Wasted work rate, causes the waste of electric energy.
Utility model content
Based on this, it is necessary to different loads cannot be mated for control signal and a certain voltage can only be controlled
The problem of load, it is provided that a kind of voltage changer.The voltage changer that this utility model is proposed is to aim at
The device joining different voltage loads and design, utilizes this device can make the high voltage control signal can band low pressure negative
Carry, it is possible to make low-voltage control signal can the load of band high pressure, thus solve the matching of control signal and load
The problem of difference.
For achieving the above object, this utility model takes following technical scheme:
A kind of voltage changer, including fairing, prime energy storage device, DC-to-dc conversion equipment, after
Level energy storage device, control conversion equipment and switch controlling device,
Described fairing, described prime energy storage device, described DC-to-dc conversion equipment, described rear class are stored up
Can be sequentially connected with by device, described fairing receives the switch controlling signal that control system is inputted by control line
And described switch controlling signal is converted to the output of smooth direct current electricity to described prime energy storage device, described prime
Energy storage device connects positive source or earthing pole, and described rear class energy storage device connects load to be driven and is
Described load provides electric energy,
Described control conversion equipment connects described control line and described switch controlling device respectively, and described control turns
Changing device receives described switch controlling signal by described control line and described switch controlling signal is converted into ginseng
Examine voltage output extremely described switch controlling device,
Described switch controlling device connects described rear class energy storage device and described load.
Above-mentioned voltage changer is the device aiming at the different voltage loads of coupling and designing, and it can efficient conversion
The amplitude of switch controlling signal of transmission on control line and do not change the dutycycle of switch controlling signal, Er Qieyou
On control line, the switch controlling signal of transmission is not direct current, and therefore the most when control line, i.e. input opens
When pass control signal way frequency the most, switch controlling signal is the highest, after rectified device rectifying and wave-filtering
The direct current arrived is the most stable, and the duty of voltage changer is the most stable.Carry by implementing this utility model
The voltage changer gone out, it is possible to make the high voltage control signal can the load of band low pressure, it is possible to make low-voltage control signal
Can the load of band high pressure, or add this voltage changer in the load of high pressure being inconvenient to make and make it become
For high-voltage load, thus realize mating of switch controlling signal and load.Additionally, this utility model is proposed
Voltage changer be applicable to high voltage input, it is thus possible to make full use of the advantage of high voltage long transmission distance.
Accompanying drawing explanation
Fig. 1 is the structural representation of the voltage changer in the case of common anode；
Fig. 2 is the structural representation of the voltage changer in the case of common cathode；
Fig. 3 is the signal that 12V common anode four line RGB lamp light control system four line turns after four lines with multiple loads
Figure；
Fig. 4 is the 12V common anode four line multiple load having voltage changer of RGB lamp light control system four tape
Schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, the technical solution of the utility model is described in detail.
Wherein in an embodiment, shown in Figure 1, a kind of voltage changer, including fairing 100,
Prime energy storage device 200, DC-to-dc conversion equipment 300, rear class energy storage device 400, control conversion equipment
500 and switch controlling device 600,
Fairing 100, prime energy storage device 200, DC-to-dc conversion equipment 300, rear class energy storage device
400 are sequentially connected with, and fairing 100 connects control line A-, B-, C-, receive control system by controlling
Line A-, B-, C-input switch controlling signal and the switch controlling signal received is converted to smooth direct current
Electricity output is to prime energy storage device 200, and prime energy storage device 200 is also connected with the positive source for providing electric energy,
Rear class energy storage device 400 connects load 700 to be driven and provides electric energy for load 700,
Control conversion equipment 500 and connect control line A-, B-, C-and switch controlling device 600 respectively, control
Conversion equipment 500 receives switch controlling signal by control line A-, B-, C-and is changed by switch controlling signal
Become the reference voltage needed for switch controlling device 600, then reference voltage exported to switch controlling device 600,
Switch controlling device 600 is also connected with rear class energy storage device 400 and load 700.
In the present embodiment, fairing 100 is by semiconductor devices such as diode, audion or metal-oxide-semiconductors
The rectifying device that part is constituted, the on-off control often transmitted through control line A-, B-, C-of control system
Signal is not galvanic current, after the rectification of rectified device 100 and filtering, becomes smooth continuous
Unidirectional current, and the rectification of fairing 100 and filtering have no effect on the frequency of original switch controlling signal
And dutycycle；Due to fairing 100 inputs the switch controlling signal of prime energy storage device 200 may be not
It is continuous print signal, therefore for ensureing that DC-to-dc conversion equipment 300 will not damage because of the numerous power-off of overclocking,
Here the energy-storage travelling wave tube that prime energy storage device 200 is used is better than the element being provided purely for filtering in performance,
Prime energy storage device 200 also provides loop for control conversion equipment 500 and switch controlling device 600 simultaneously,
Prime energy storage device 200 is utilized to make whole control conversion and on-off control form loop and complete conversion；For entering
One step improves the conversion efficiency of voltage changer, and the present embodiment uses the DC-to-dc conversion that conversion efficiency is higher
Device 300 carries out voltage conversion, and does not use linear voltage transducer, DC-to-dc conversion equipment 300
DC voltage after rectifying and wave-filtering be converted to and load 700 voltages matched, thus filling through rear class energy storage
Put 400 for load 700 offer needed for electric energy, and by choose different types of DC-to-dc conversion dress
Put 300 voltage changers that this utility model can be made to be proposed and become voltage-dropping type voltage changer or boosting
Type voltage changer, so that high-voltage switch gear control signal can the load of band low pressure, it is possible to make low tension switch control
Signal processed can the load of band high pressure；Switch controlling signal is after DC-to-dc conversion equipment blood pressure lowering or boosting
Input rear class energy storage device 400, does not haves on 700 for ensureing that the switch controlling signal of input loads when changing
The phenomenon postponed, the energy-storage travelling wave tube that rear class energy storage device 400 is used is better than in performance and is provided purely for filter
The element of ripple；Due to GND or V+ that the switch controlling signal of input is the most stable, with being total to shown in Fig. 1
As a example by sun situation, the rectification of the fairing 100 through being made up of semiconductor device is formed virtual with filtering
GND, this virtual GND fill relative to output voltage and the on-off control of DC-to-dc conversion equipment 300
It is stable for putting 600, and V+ relatively is not the most stable, and switch controlling signal is stable with the pressure reduction of V+, opens
Close control signal unstable with the pressure reduction of virtual GND, and the signal demand required for switch controlling device 600
Metastable pressure reduction is formed with virtual GND, herein will be by the stable pressure reduction of switch controlling signal Yu V+
Be converted to pressure reduction metastable with virtual GND, therefore add and control conversion equipment 500, control conversion dress
Put 500 and provide stable on-off control reference voltage for switch controlling device 600, wherein, control conversion dress
Putting 500 can utilize prior art to realize, such as, utilize the semiconductor device such as diode, audion to form
Control transducer etc..Below the voltage only as a example by the common anode situation shown in Fig. 1, this utility model proposed
Structure and the operation principle thereof of changer have been described in detail, this voltage changer be also fully applicable for as
Common cathode situation shown in Fig. 2, especially, now prime energy storage device 200 connects earthing pole GND, rectification
The control line that device 100 and control conversion equipment 500 connect is respectively control line A+, B+, C+.
Voltage changer in the present embodiment is the device aiming at the different voltage loads of coupling and designing, and it can
The amplitude of switch controlling signal of transmission on efficient conversion control line and do not change the duty of switch controlling signal
Ratio, and the switch controlling signal owing to transmitting on control line is not direct current, therefore the most when control line,
When the switch controlling signal way i.e. inputted frequency the most, switch controlling signal is the highest, rectified device is whole
The direct current obtained after stream filtering is the most stable, and the duty of voltage changer is the most stable.By implementing this
The voltage changer that utility model proposes, it is possible to make the high voltage control signal can the load of band low pressure, it is possible to make low
Pressure control signal can the load of band high pressure, or add this voltage transformation in the load of high pressure being inconvenient to make
Device and so that it becomes high-voltage load, thus realize mating of switch controlling signal and load.Additionally, this practicality
Novel proposed voltage changer be applicable to high voltage input, it is thus possible to make full use of high voltage transmission away from
Advantage away from from.
As a kind of specific embodiment, the control line being connected with fairing and control conversion equipment is more than
Or equal to two-way.Owing on control line, the switch controlling signal of transmission is not unidirectional current, therefore for ensureing
Can obtain relatively stable unidirectional current after rectified device rectifying and wave-filtering, therefore present embodiment makes control line
More than or equal to two-way, be on the one hand conducive to improving the stability of voltage changer, on the other hand control line
Increasing so that same voltage changer can carry out on-off control to more load of quantity, thus improve control
Efficiency processed.
As a kind of specific embodiment, control system is four line RGB signal light control systems of band driving force
System, control line is R control line, G control line and B control line.Four line RGB of so-called band driving force
Lamp light control system refers to by V+ or GND plus with the R of driving force, G, B control line, R, G,
B control line transmitting switch control signal and control voltage transformation, the voltage changer that this utility model is proposed can
To be applied to four line RGB lamp light control systems of band driving force, but it is not limited to lamp light control system.With biography
The lamp light control system of system is compared, and four line RGB lamp light control systems of band driving force eliminate a V+
Line or GND line, the voltage changer proposed by this utility model is applied to four line RGB of band driving force
Lamp light control system can effectively realize the control to LED, solves in conventional art owing to band drives energy
Asking of voltage output that four line RGB lamp light control systems of power are the most stable and the voltage transformation difficulty that causes
Topic.
As a kind of specific embodiment, switch controlling signal is Rectified alternating current.The electricity of conventional DC electricity
The direction the most not time to time change of pressure value size and voltage both positive and negative polarity, and the voltage both positive and negative polarity of Rectified alternating current
Direction is constant, but the size of its magnitude of voltage is time dependent, for Rectified alternating current, only
Smooth unidirectional current just can be become after after filtering.
As a kind of specific embodiment, DC-to-dc conversion equipment includes sample resistance.This embodiment party
In formula, DC-to-dc conversion equipment includes sample resistance, and therefore DC-to-dc conversion equipment takes by adjusting it
The resistance of sample resistance changes output voltage, in the case of the dutycycle not changing switch controlling signal and frequency,
Realize the conversion of the voltage magnitude to switch controlling signal, be effectively increased the conversion efficiency of voltage changer.
As a kind of specific embodiment, rear class energy storage device is at least connected with a load, concrete connection
The quantity of load to be driven can determine according to the output of DC-to-dc conversion equipment and efficiency.With
As a example by 12V common anode four line RGB lamp light control system, it is illustrated in figure 3 after four lines turn four lines and carries multiple load
Structural representation, from the figure 3, it may be seen that the input the most extremely 12V of four line RGB lamp light control systems, four lines
Can realize driving the load of 5V, the load of 12V and the load of 24V by voltage changer after turning four lines,
I.e. by increasing the voltage changer different voltage loads of realization coupling in four line RGB lamp light control systems, and
And increase voltage changer four line RGB lamp light control systems institute load-carrying quantity can be from 1 at most
Load number is N number of, and wherein, most load number N are by DC-to-dc conversion equipment defeated in voltage changer
Going out power and efficiency to determine, the load driving force of 12V tetra-line RGB lamp light control system also can be to the most simultaneously
Multi load quantity has a certain impact；Except in above-mentioned 12V common anode four line RGB lamp light control system, four lines turn
Except in the case of carrying multiple load after four lines, there is also that a kind of four tapes as shown in Figure 4 are multiple voltage transformation
The situation of the load of device, in the case of the multiple load having voltage changer of four tapes, by for each
Load increases a voltage changer, it is also possible to realize driving the load of 5V, the load of 12V and 24V
Load, i.e. realize the different voltage of coupling by increasing voltage changer in four line RGB lamp light control systems
Load, now, the maximum of four line RGB lamp light control system institute bringing onto load quantity is then by 12V common anode four line
The load driving force of RGB lamp light control system and the power decision of load.
As a kind of specific embodiment, DC-to-dc conversion equipment is Switching Power Supply.When control line is uploaded
During the overtension of the defeated switch controlling signal come, utilize Switching Power Supply that the voltage of input is converted into quality
Higher DC voltage, it is possible to meet the voltage changer efficiency to output voltage and the requirement of stability.
As a kind of specific embodiment, voltage changer also includes Access Control conversion equipment and switch control
Isolation element between device processed, the effect of this isolation element is to fill control conversion equipment and on-off control
Put the two and carry out electrical isolation, thus improve the stability of voltage changer.As the optional embodiment party of one
Formula, selects photo-coupler as isolation element, and photo-coupler is also referred to as photoisolator, and it is capable of defeated
Enter end and the isolation of the good electrical of outfan, and have that capacity of resisting disturbance is strong, have good stability, service life
Long, efficiency of transmission high, therefore and opens photo-coupler as isolation element Access Control conversion equipment
Close and control between device, it is possible to realize the good electrical isolation of the two, improve the steady of voltage changer further
Qualitative.
As a kind of specific embodiment, fairing, prime energy storage device, DC-to-dc conversion equipment,
Rear class energy storage device, control conversion equipment and switch controlling device are integrated on same printed substrate.At this
In the voltage changer that utility model is proposed, it fairing included, prime energy storage device, direct current-straight
Stream conversion device, rear class energy storage device, control conversion equipment and switch controlling device can be respectively arranged at respectively
On individual independent printed substrate (PCB), connected by electric wire between each PCB and realize voltage transformation
The function of device, it is also possible to by fairing, prime energy storage device, DC-to-dc conversion equipment, rear class energy storage
Device, control conversion equipment and switch controlling device are all integrated on same PCB, make each device altogether
With forming a whole, while simplifying voltage changer structure, reduction voltage changer volume, reduce
The cost of voltage changer, can also be integrated in same with each device in voltage changer by load simultaneously
On PCB.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the most right
The all possible combination of each technical characteristic in above-described embodiment is all described, but, if these skills
There is not contradiction in the combination of art feature, is all considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, its describe more concrete and
In detail, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, it is right
For those of ordinary skill in the art, without departing from the concept of the premise utility, it is also possible to do
Going out some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, this utility model is special
The protection domain of profit should be as the criterion with claims.
Claims (10)
1. a voltage changer, it is characterised in that include fairing, prime energy storage device, direct current-
Current/direct-current conversion device, rear class energy storage device, control conversion equipment and switch controlling device,
Described fairing, described prime energy storage device, described DC-to-dc conversion equipment, described rear class are stored up
Can be sequentially connected with by device, described fairing receives the switch controlling signal that control system is inputted by control line
And described switch controlling signal is converted to the output of smooth direct current electricity to described prime energy storage device, described prime
Energy storage device connects positive source or earthing pole, and described rear class energy storage device connects load to be driven and is
Described load provides electric energy,
Described control conversion equipment connects described control line and described switch controlling device respectively, and described control turns
Changing device receives described switch controlling signal by described control line and described switch controlling signal is converted into ginseng
Examine voltage output extremely described switch controlling device,
Described switch controlling device connects described rear class energy storage device and described load.
Voltage changer the most according to claim 1, it is characterised in that
Described control line is more than or equal to two-way.
Voltage changer the most according to claim 1 and 2, it is characterised in that
Described control system is four line RGB lamp light control systems of band driving force, and described control line is R control
Line processed, G control line and B control line.
Voltage changer the most according to claim 1 and 2, it is characterised in that
Described switch controlling signal is Rectified alternating current.
Voltage changer the most according to claim 1 and 2, it is characterised in that
Described DC-to-dc conversion equipment includes sample resistance.
Voltage changer the most according to claim 1 and 2, it is characterised in that
Described rear class energy storage device is at least connected with a load.
Voltage changer the most according to claim 1 and 2, it is characterised in that
Described DC-to-dc conversion equipment is Switching Power Supply.
Voltage changer the most according to claim 1 and 2, it is characterised in that also include that access is described
Control the isolation element between conversion equipment and described switch controlling device.
Voltage changer the most according to claim 8, it is characterised in that
Described isolation element is photo-coupler.
Voltage changer the most according to claim 1 and 2, it is characterised in that
Described fairing, described prime energy storage device, described DC-to-dc conversion equipment, described rear class are stored up
Energy device, described control conversion equipment and described switch controlling device are integrated on same printed substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620110928.XU CN205648130U (en) | 2016-02-03 | 2016-02-03 | Voltage converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620110928.XU CN205648130U (en) | 2016-02-03 | 2016-02-03 | Voltage converter |
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| Publication Number | Publication Date |
|---|---|
| CN205648130U true CN205648130U (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620110928.XU Active CN205648130U (en) | 2016-02-03 | 2016-02-03 | Voltage converter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105517263A (en) * | 2016-02-03 | 2016-04-20 | 广州腾龙电子塑胶科技有限公司 | Voltage converter |
-
2016
- 2016-02-03 CN CN201620110928.XU patent/CN205648130U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105517263A (en) * | 2016-02-03 | 2016-04-20 | 广州腾龙电子塑胶科技有限公司 | Voltage converter |
| US9986606B2 (en) | 2016-02-03 | 2018-05-29 | Guangzhou Rising Dragon Electronics & Plastics Technology Co., Ltd. | Voltage adaptable driving signal converter |
| CN105517263B (en) * | 2016-02-03 | 2018-08-07 | 广州腾龙电子塑胶科技有限公司 | Voltage changer |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 19, Yonghe Road, Yonghe Economic Zone, economic and Technological Development Zone, Guangzhou, Guangdong Province Patentee after: Guangzhou Tenglong Health Industry Co., Ltd Address before: 511356 No. 19 Yongsheng Road, Yonghe Economic Zone, Guangzhou economic and Technological Development Zone, Guangdong, Guangzhou Patentee before: GUANGZHOU RISING DRAGON ELECTRONICS & PLASTICS TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |