CN208656660U - A kind of direct current change AC inverter - Google Patents
A kind of direct current change AC inverter Download PDFInfo
- Publication number
- CN208656660U CN208656660U CN201820884931.6U CN201820884931U CN208656660U CN 208656660 U CN208656660 U CN 208656660U CN 201820884931 U CN201820884931 U CN 201820884931U CN 208656660 U CN208656660 U CN 208656660U
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- oxide
- semiconductor
- metal
- inverter
- direct current
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- 239000004065 semiconductor Substances 0.000 claims abstract description 90
- 230000009466 transformation Effects 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019506 cigar Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model discloses a kind of direct currents to become AC inverter, including recommending transformation driving boosting metal-oxide-semiconductor, boost control circuit, high pressure DC rectifier, 12V accessory power supply rectifier, H-bridge drive circuit and inversion H bridge, the inversion H bridge includes metal-oxide-semiconductor M1, metal-oxide-semiconductor M2, metal-oxide-semiconductor M3 and metal-oxide-semiconductor M4, it recommends transformation driving boosting metal-oxide-semiconductor to connect with power supply BATTERY, recommends transformation driving boosting metal-oxide-semiconductor and be also connected with boost control circuit.The utility model direct current becomes the function of AC inverter DCtoAC, further increases defencive function and unfailing performance, promotes transformation efficiency.
Description
Technical field
The utility model relates to a kind of inverter, specifically a kind of direct current becomes AC inverter.
Background technique
Inverter is that direct current energy (battery, battery) is transformed into alternating current (generally 220V, 50Hz sine wave).It
It is made of inverter bridge, control logic and filter circuit.It is widely used in air-conditioning, home theater, electric wheel, electric tool, seam
It threads machine, DVD, VCD, computer, TV, washing machine, smoke exhaust ventilator, refrigerator, video recorder, massager, fan, illumination etc..In foreign countries
Because the i.e. available inverter connection battery of the higher outgoing work of the popularity rate of automobile or out on tours drives electric appliance and various tools
Work.It is 20W, 40W, 80W, 120W to 150W power requirements by the vehicle-mounted inversion that cigar lighter exports.Larger power is inverse again
Variable power source will be connected on storage battery by connecting line.The output end that household electrical appliance are connected to power adapter can be made in automobile
With various electric appliances.Workable electric appliance has: mobile phone, laptop, DV, camera, headlamp, electric razor
Knife, CD player, game machine, palm PC, electric tool, car refrigerator and it is various travel, camp, medical first aid electric appliance etc..
Utility model content
The purpose of this utility model is to provide a kind of direct currents to become AC inverter, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of direct current change AC inverter, including recommend transformation and drive boosting metal-oxide-semiconductor, boost control circuit, high pressure DC whole
Flow device, 12V accessory power supply rectifier, H-bridge drive circuit and inversion H bridge, the inversion H bridge include metal-oxide-semiconductor M1, metal-oxide-semiconductor M2,
Metal-oxide-semiconductor M3 and metal-oxide-semiconductor M4 recommends transformation driving boosting metal-oxide-semiconductor and connect with power supply BATTERY, recommends transformation driving boosting metal-oxide-semiconductor
It is also connected with boost control circuit, transformation driving boosting metal-oxide-semiconductor is recommended and also passes through transformer T1 and generate the rectified device of high pressure and become high
DC and 12V accessory power supply is pressed, high pressure DC rectifier is also respectively connected with the drain electrode of metal-oxide-semiconductor M1, the drain electrode of metal-oxide-semiconductor M3, metal-oxide-semiconductor M2
The source electrode of source electrode and metal-oxide-semiconductor M4, H-bridge drive circuit are also respectively connected with the grid of metal-oxide-semiconductor M1, the grid of metal-oxide-semiconductor M2, metal-oxide-semiconductor M3
Grid, the grid of metal-oxide-semiconductor M4, the source electrode of metal-oxide-semiconductor M1, the source electrode of metal-oxide-semiconductor M3, the drain electrode of metal-oxide-semiconductor M2 and metal-oxide-semiconductor M3 leakage
Pole.
Further technical solution as the utility model: pass through between the prime control circuit and rear class control circuit
Photoelectrical coupler OP1 is connected.
Further technical solution as the utility model: the transformer T1 is high frequency transformer.
Further technical solution as the utility model: the source electrode of the metal-oxide-semiconductor M1 connects an ac output end
AC1, the source electrode of metal-oxide-semiconductor M3 connect another ac output end AC2.
Further technical solution as the utility model: the metal-oxide-semiconductor M1, metal-oxide-semiconductor M2, metal-oxide-semiconductor M3 and metal-oxide-semiconductor M4 are equal
For N-channel MOS pipe.
Compared with prior art, the utility model has the beneficial effects that the utility model direct current becomes AC inverter
The function of DCtoAC further increases defencive function and unfailing performance, promotes transformation efficiency.
Detailed description of the invention
Fig. 1 is the overall block diagram of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, a kind of direct current becomes AC inverter, including recommend transformation driving boosting metal-oxide-semiconductor, boosting rectifier control electricity
Road, high pressure DC rectifier, 12V accessory power supply rectifier, H-bridge drive circuit and inversion H bridge, the inversion H bridge includes metal-oxide-semiconductor
M1, metal-oxide-semiconductor M2, metal-oxide-semiconductor M3 and metal-oxide-semiconductor M4 recommend transformation driving boosting metal-oxide-semiconductor and connect with power supply BATTERY, recommend transformation and drive
Dynamic boosting metal-oxide-semiconductor is also connected with boost control circuit, and recommending transformation driving boosting metal-oxide-semiconductor, also to pass through transformer T1 connection high pressure DC whole
Stream device and 12V accessory power supply rectifier, high pressure DC rectifier are also respectively connected with the drain electrode of metal-oxide-semiconductor M1, the drain electrode of metal-oxide-semiconductor M3, MOS
The source electrode of pipe M2 and the source electrode of metal-oxide-semiconductor M4, H-bridge drive circuit be also respectively connected with the grid of metal-oxide-semiconductor M1, metal-oxide-semiconductor M2 grid,
The grid of metal-oxide-semiconductor M3, the grid of metal-oxide-semiconductor M4, the source electrode of metal-oxide-semiconductor M1, the source electrode of metal-oxide-semiconductor M3, the drain electrode of metal-oxide-semiconductor M2 and metal-oxide-semiconductor
The drain electrode of M3.
It is connected between prime control circuit and rear class control circuit by photo-coupler OP1.Transformer T1 is high frequency change
Depressor.The source electrode of metal-oxide-semiconductor M1 connects an ac output end AC1, and the source electrode of metal-oxide-semiconductor M3 connects another ac output end AC2.
Metal-oxide-semiconductor M1, metal-oxide-semiconductor M2, metal-oxide-semiconductor M3 and metal-oxide-semiconductor M4 are N-channel MOS pipe.
The working principle of the utility model is: power supply BATTERY is by recommending transformation driving boosting metal-oxide-semiconductor and high frequency transformation
It is output to after device T1 in high pressure DC rectifier and 12V accessory power supply rectifier, the voltage that high pressure DC rectifier exports gives four MOS
Pipe power supply, H-bridge drive circuit change output AC voltage value, while output voltage by controlling the angle of flow of four metal-oxide-semiconductors
Value is also by the source feedback of the source electrode of metal-oxide-semiconductor M1 and metal-oxide-semiconductor M3 into H-bridge drive circuit, and H-bridge drive circuit is according to feedback
Ac voltage is delivered control signals in boost control circuit by photo-coupler OP1, and change is recommended in boost control circuit control
It changes driving boosting metal-oxide-semiconductor and changes the voltage for being output to high frequency transformer T1, and then achieve the purpose that adjust exchange output.
Recommend transformation driving boosting metal-oxide-semiconductor, boost control circuit, high pressure DC rectifier, 12V accessory power supply rectifier, H bridge
Driving circuit and inversion H bridge.
The utility model direct current becomes the function of AC inverter DCtoAC, further increases defencive function and unfailing performance,
Promote transformation efficiency.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of direct current becomes AC inverter, including recommends transformation driving boosting metal-oxide-semiconductor, boost control circuit, high pressure DC rectification
Device, 12V accessory power supply rectifier, H-bridge drive circuit and inversion H bridge, which is characterized in that the inversion H bridge include metal-oxide-semiconductor M1,
Metal-oxide-semiconductor M2, metal-oxide-semiconductor M3 and metal-oxide-semiconductor M4 recommend transformation driving boosting metal-oxide-semiconductor and connect with power supply BATTERY, recommend transformation driving
Boosting metal-oxide-semiconductor is also connected with boost control circuit, recommends after transformation drives boosting metal-oxide-semiconductor also to pass through transformer T1 transformation again through ballast
Respectively obtain high pressure DC and 12V accessory power supply after device, high pressure DC rectifier is also respectively connected with the drain electrode of metal-oxide-semiconductor M1, metal-oxide-semiconductor M3
It drains, the source electrode of the source electrode of metal-oxide-semiconductor M2 and metal-oxide-semiconductor M4, H-bridge drive circuit is also respectively connected with the grid of metal-oxide-semiconductor M1, metal-oxide-semiconductor M2
Grid, the grid of metal-oxide-semiconductor M3, the grid of metal-oxide-semiconductor M4, the source electrode of metal-oxide-semiconductor M1, metal-oxide-semiconductor M3 source electrode, metal-oxide-semiconductor M2 drain electrode
With the drain electrode of metal-oxide-semiconductor M3.
2. a kind of direct current according to claim 1 becomes AC inverter, which is characterized in that prime control circuit and rear class control
It is connected between circuit processed by photo-coupler OP1.
3. a kind of direct current according to claim 1 becomes AC inverter, which is characterized in that the transformer T1 is high frequency change
Depressor.
4. a kind of direct current according to claim 1 becomes AC inverter, which is characterized in that the source electrode of the metal-oxide-semiconductor M1 connects
An ac output end AC1 is met, the source electrode of metal-oxide-semiconductor M3 connects another ac output end AC2.
5. a kind of direct current according to claim 1 becomes AC inverter, which is characterized in that the metal-oxide-semiconductor M1, metal-oxide-semiconductor M2,
Metal-oxide-semiconductor M3 and metal-oxide-semiconductor M4 is N-channel MOS pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820884931.6U CN208656660U (en) | 2018-06-08 | 2018-06-08 | A kind of direct current change AC inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820884931.6U CN208656660U (en) | 2018-06-08 | 2018-06-08 | A kind of direct current change AC inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208656660U true CN208656660U (en) | 2019-03-26 |
Family
ID=65781285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820884931.6U Expired - Fee Related CN208656660U (en) | 2018-06-08 | 2018-06-08 | A kind of direct current change AC inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208656660U (en) |
-
2018
- 2018-06-08 CN CN201820884931.6U patent/CN208656660U/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: 20190326 |