CN206547050U - A kind of PFC cable architectures - Google Patents
A kind of PFC cable architectures Download PDFInfo
- Publication number
- CN206547050U CN206547050U CN201720274285.7U CN201720274285U CN206547050U CN 206547050 U CN206547050 U CN 206547050U CN 201720274285 U CN201720274285 U CN 201720274285U CN 206547050 U CN206547050 U CN 206547050U
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- China
- Prior art keywords
- filter capacitor
- connecting wire
- rectifier
- pfc
- current
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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- Inverter Devices (AREA)
Abstract
The utility model discloses a kind of PFC cable architectures, including enamel-covered wire, circuit board is provided with inside enamel-covered wire, input lead is provided with the outside of circuit board, input lead end is connected with rectifier, connecting wire is connected with the inside of rectifier, rectifier is connected with diode by connecting wire, Large Copacity filter capacitor and low capacity filter capacitor, protective resistance is respectively connected with by connecting wire on the outside of Large Copacity filter capacitor and low capacity filter capacitor, TVS pipe is provided with the inside of diode, TVS pipe end is connected with secondary transformer by connecting wire, secondary transformer is connected with current-limiting resistance by connecting wire, current-limiting resistance end is connected with output lead, by setting circuit board permanent circuit element, structure is integrally played a protective role, electric current is selected through excessive, the direct current output ability of low capacity filter capacitor motor current, artificially circuit is opened in selection on demand, indicator lamp is used for externally progress prompting and opens circuit, highly effective and safe, most carry out exchange conversion output through Miniature inverter afterwards.
Description
Technical field
The utility model is related to electrical appliance connecting wire technical field, specially a kind of PFC cable architectures.
Background technology
PFC means PFC, and power factor is referred between effective power and total power consumption (apparent energy)
Relation, that is, effective power divided by total power consumption (apparent energy) ratio, substantially power factor (PF) can weigh electric power
The degree being used effectively, when power factor (PF) value is bigger, represents that its electric power utilization rate is higher, power factor is for weighing electricity consumption
The parameter of equipment power consumption efficiency, low power factor represents low electric power efficiency, in order to improve the technology of electrical equipment power factor just
Referred to as PFC, computer switching power supply is a kind of condenser input type circuit, the phase difference between its electric current and voltage
The loss of exchange power can be caused, now just needs pfc circuit to improve power factor, current PFC there are two kinds, and one kind is passive
Formula PFC (also referred to as passive PFC) and active PFC (also referred to as active PFC).
At present in our widely used PFC cable architectures, structure is single, function is even more single, is only that disclosure satisfy that
Basic regulation electric power factor, Application No. 201620164510.7, patent name is a kind of pfc circuit, and the circuit can
To effectively reduce input current ripple, requirement of the reduction circuit to power switch current stress, it is possible to achieve single-phase high-power work(
Rate factor correction, can reach the high-tension technical result of lift, but can not intuitively judge shadow of the PFC cable architectures to circuit
Ring, and PFC cable architectures are relatively simple to the result of circuit, it is impossible to meet many demands.
Utility model content
In order to overcome the shortcomings of prior art, the utility model provides a kind of PFC cable architectures, by setting circuit board
Permanent circuit element, is integrally played a protective role to structure, and diode limits the flowing of electric current so that electric current is selected through excessive
The direct current output ability of capacity filter capacitor and low capacity filter capacitor motor current, can open electricity taking human as selection on demand
Road, and indicator lamp is used to externally be pointed out the circuit opened, highly effective and safe, secondary transformer and current-limiting resistance are with reference to can
So that electric current after filtering is carried out into stable current limliting, eventually pass Miniature inverter and carry out exchange conversion output, can effectively solve
Certainly in background technology the problem of.
The utility model solves the technical scheme that its technical problem used：A kind of PFC cable architectures, including enamel-covered wire,
It is provided with inside the enamel-covered wire on the outside of circuit board, the circuit board and is provided with input lead, the input lead end is connected with whole
Device is flowed, the rectifier is set on circuit boards, connecting wire is connected with the inside of the rectifier, the rectifier is led by connection
Line is connected with diode, Large Copacity filter capacitor and low capacity filter capacitor, and the low capacity filter capacitor is located at Large Copacity filter
Protection electricity is respectively connected with by connecting wire on the outside of the inner side of ripple electric capacity, the Large Copacity filter capacitor and low capacity filter capacitor
TVS pipe is provided with the inside of resistance, the diode, the TVS pipe is with Large Copacity filter capacitor and low capacity filter capacitor by being connected
Wire is joined directly together, and the TVS pipe end is connected with secondary transformer by connecting wire, and the secondary transformer passes through connection
Wire is connected with current-limiting resistance, and the current-limiting resistance end is connected with output lead.
As a kind of preferred technical scheme of the utility model, main transformer is provided with inside the rectifier.
As a kind of preferred technical scheme of the utility model, outside the Large Copacity filter capacitor and low capacity filter capacitor
Side is provided with indicator lamp, and the indicator lamp is exposed to outside through enamel-covered wire.
As a kind of preferred technical scheme of the utility model, the negative electrode of the diode passes through connecting wire and rectifier
It is joined directly together.
As a kind of preferred technical scheme of the utility model, the output lead end is connected with Miniature inverter.
Compared with prior art, the beneficial effects of the utility model are：The utility model is by setting circuit board to fix electricity
Circuit component, is integrally played a protective role to structure, and diode limits the flowing of electric current so that electric current selection is filtered through excess capacity
The direct current output ability of ripple electric capacity and low capacity filter capacitor motor current, can open circuit taking human as selection on demand, and
Indicator lamp is used for the circuit for externally being pointed out to have opened, and highly effective and safe, protective resistance can play a protective role to circuit,
TVS pipe is also a kind of efficient protection device as circuit, enhances circuit safety coefficient, secondary transformer and current-limiting resistance knot
Electric current after filtering can be carried out stable current limliting by closing, and eventually passed Miniature inverter and carried out exchange conversion output.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the utility model indicating lamp structure schematic diagram.
In figure：1- enamel-covered wires；2- circuit boards；3- input leads；4- rectifiers；5- connecting wires；6- diodes；7- great Rong
Measure filter capacitor；8- low capacity filter capacitors；9- protective resistances；10-TVS is managed；11- secondary transformers；12- current-limiting resistances；13-
Output lead；14- main transformers；15- indicator lamps；16- Miniature inverters.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Embodiment：
As shown in figure 1, a kind of PFC cable architectures, including enamel-covered wire 1, the inside of enamel-covered wire 1 is provided with circuit board 2, the electricity
The outside of road plate 2 is provided with input lead 3, and the end of input lead 3 is connected with rectifier 4, and the rectifier 4 is located at circuit board 2
On, the inside of rectifier 4 is provided with main transformer 14, can be to being limited by the direct current electric strength of rectifier 4.
As depicted in figs. 1 and 2, the inner side of rectifier 4 is connected with connecting wire 5, and the rectifier 4 passes through connecting wire
5 are connected with diode 6, Large Copacity filter capacitor 7 and low capacity filter capacitor 8, and the negative electrode of the diode 6 passes through connecting wire
5 and rectifier 4 be joined directly together, diode 6 limits the flowing of electric current, the Large Copacity filter capacitor 7 and low capacity filtered electrical
Hold 8 outsides and be provided with indicator lamp 15, the indicator lamp 15 is exposed to outside through enamel-covered wire 1, and indicator lamp 15 can show two electricity
The working condition of appearance.
As shown in figure 1, the low capacity filter capacitor 8 is located at the inner side of Large Copacity filter capacitor 7, the Large Copacity filtering
Electric capacity 7 and the outside of low capacity filter capacitor 8 are respectively connected with protective resistance 9 by connecting wire 5, and the inner side of diode 6 is provided with
TVS pipe 10, the TVS pipe 10 is joined directly together with Large Copacity filter capacitor 7 and low capacity filter capacitor 8 by connecting wire 5.
As shown in figure 1, the end of TVS pipe 10 is connected with secondary transformer 11, two grades of transformations by connecting wire 5
Device 11 is connected with current-limiting resistance 12 by connecting wire 5, and the end of current-limiting resistance 12 is connected with output lead 13, the output
The end of wire 13 is connected with Miniature inverter 16, and the electric current that debugging comes is changed into the alternating current that can normally use.
It is other, in the utility model, in addition it is also necessary to which what is further illustrated is：The miniature inversion used in the utility model
Device is the SP-S-3KW board Miniature inverters that China produces.
It is of the present utility model to be mainly characterized by, by setting circuit board permanent circuit element, guarantor is integrally played to structure
Shield is acted on, and diode limits the flowing of electric current so that electric current is selected through excess capacity filter capacitor and low capacity filter capacitor
The direct current output ability of motor current, can open circuit taking human as selection on demand, and indicator lamp is used to externally be pointed out
The circuit opened, highly effective and safe, protective resistance can play a protective role to circuit, and TVS pipe is also one kind as circuit
Efficient protection device, enhances circuit safety coefficient, secondary transformer and current-limiting resistance are combined can be by electric current after filtering
Stable current limliting is carried out, Miniature inverter is eventually passed and carries out exchange conversion output.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of PFC cable architectures, including enamel-covered wire（1）, the enamel-covered wire（1）Inside is provided with circuit board（2）, it is characterised in that
The circuit board（2）Outside is provided with input lead（3）, the input lead（3）End is connected with rectifier（4）, the rectification
Device（4）It is located at circuit board（2）On, the rectifier（4）Inner side is connected with connecting wire（5）, the rectifier（4）Pass through connection
Wire（5）It is connected with diode（6）, Large Copacity filter capacitor（7）With low capacity filter capacitor（8）, the low capacity filtered electrical
Hold（8）It is located at Large Copacity filter capacitor（7）Inner side, the Large Copacity filter capacitor（7）With low capacity filter capacitor（8）Outside
Pass through connecting wire（5）It is respectively connected with protective resistance（9）, the diode（6）Inner side is provided with TVS pipe（10）, the TVS pipe
（10）With Large Copacity filter capacitor（7）With low capacity filter capacitor（8）Pass through connecting wire（5）It is joined directly together, the TVS pipe
（10）End passes through connecting wire（5）It is connected with secondary transformer（11）, the secondary transformer（11）Pass through connecting wire（5）
It is connected with current-limiting resistance（12）, the current-limiting resistance（12）End is connected with output lead（13）.
2. a kind of PFC cable architectures according to claim 1, it is characterised in that：The rectifier（4）Inside is provided with main transformer pressure
Device（14）.
3. a kind of PFC cable architectures according to claim 1, it is characterised in that：The Large Copacity filter capacitor（7）And little Rong
Measure filter capacitor（8）Outside is provided with indicator lamp（15）, the indicator lamp（15）Through enamel-covered wire（1）Exposed to outside.
4. a kind of PFC cable architectures according to claim 1, it is characterised in that：The diode（6）Negative electrode pass through connection
Wire（5）And rectifier（4）It is joined directly together.
5. a kind of PFC cable architectures according to claim 1, it is characterised in that：The output lead（13）End is connected with
Miniature inverter（16）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720274285.7U CN206547050U (en) | 2017-03-21 | 2017-03-21 | A kind of PFC cable architectures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720274285.7U CN206547050U (en) | 2017-03-21 | 2017-03-21 | A kind of PFC cable architectures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206547050U true CN206547050U (en) | 2017-10-10 |
Family
ID=59996448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720274285.7U Expired - Fee Related CN206547050U (en) | 2017-03-21 | 2017-03-21 | A kind of PFC cable architectures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206547050U (en) |
-
2017
- 2017-03-21 CN CN201720274285.7U patent/CN206547050U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171010 Termination date: 20190321 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |