CN206388988U - Voltage general purpose converter - Google Patents
Voltage general purpose converter Download PDFInfo
- Publication number
- CN206388988U CN206388988U CN201720057109.8U CN201720057109U CN206388988U CN 206388988 U CN206388988 U CN 206388988U CN 201720057109 U CN201720057109 U CN 201720057109U CN 206388988 U CN206388988 U CN 206388988U
- Authority
- CN
- China
- Prior art keywords
- power
- shell
- housing
- usb joint
- usb
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses voltage general purpose converter, including electric pressure converter main body and containment vessel, electric pressure converter main body includes shell and USB joint；The side wall of shell is provided with the groove for being used for housing the USB joint, and USB joint is side walls hinged with the groove；USB interface is additionally provided with shell；The USB joint is used to connect vehicle power, and USB interface is used to be connected with electric loading with outside；Pwm pulse generator controller, power output controller, power driving controller, power converter, anti-electromagnetic radiation interference unit, output rectification filter device, input power protection switch, over-current detection protection circuit and automobile-used electric lock are provided with shell；USB joint and USB interface can be protected when product is not used well; voltage conversion internal components cost is low; protection switch and anti-electromagnetic radiation interference unit are set up, the protection energy and service life of product itself is improved, anti-interference energy is strong, oneself power consumption is small.
Description
Technical field
The utility model is related to electric pressure converter.
Background technology
With the continuous progress of science and technology, various portable electronics are on the increase, and occur in that a variety of for portable electronics
Electric pressure converter.For example in vehicle-mounted, it is higher that the direct current of on-vehicle battery output there may be voltage, is not suitable for some electricity consumptions
The situation of device is, it is necessary to which an electric pressure converter is changed direct current, and it is low that DC high voltage is converted into the direct currents such as 12V, 24V
Voltage.Conversion regime has two kinds of series electrical minor and switch electronic formula.Series electrical minor is by changing series connection in the loop
The voltage at pliotron collector and emitter two ends come keep export low-voltage stabilization, reach that DC high voltage is converted into
The purpose of DC low-voltage, its advantage is circuit structure point point, and production cost is low, but volume is big, and oneself power consumption is big, conversion effect
Rate is low.Switch electronic formula is to use to be connected on loop medium-high frequency high-power MOSFET tube electronic component, is adjusted by high-frequency PWM pulsewidth
On-off circuit processed is operated in the state of turn-on and turn-off, the time ratio of controlling switch pipe turn-on and turn-off by power MOSFET tube
Rate, to maintain regulated output voltage, its advantage is small own loss, efficiency high, small, reliable operation of generating heat, but a disadvantage is that electric
Road is complicated, it is desirable to be equipped with dedicated manufacturing equipment, and manufacturing expense is high.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of voltage general purpose converter, its
Can simple in construction, high conversion efficiency, good reliability.
The purpose of this utility model is realized using following technical scheme：
Voltage general purpose converter, including electric pressure converter main body and the containment vessel with the electric pressure converter main body clamping, institute
Stating electric pressure converter main body includes shell and USB joint；The side wall of shell is provided with the groove for being used for housing the USB joint, and USB connects
Head is side walls hinged with the groove；USB interface is additionally provided with shell, the USB interface and positioned at electric pressure converter main body with protection
Shell is connected in formed receiving space；The USB joint is used to connect vehicle power, and USB interface is used to bear with outside electricity consumption
Carry connection；
In shell provided with pwm pulse generator controller, power output controller, power driving controller, power converter,
Anti-electromagnetic radiation interference unit, output rectification filter device, input power protection switch, over-current detection protection circuit and automobile-used electric lock；
The anti-electromagnetic radiation interference unit connects USB joint, and input power protection switch connects the USB joint, mistake by automobile-used electric lock
Stream detection protection circuit, power output controller, power converter, output rectification filter device are sequentially connected, and over-current detection is protected
Protection circuit is also connected with anti-electromagnetic radiation interference unit, output rectification filter device connection USB interface；The pwm pulse generator controller
Power output controller is connected by power driving controller, output rectification filter device and input power protection switch also with
Pwm pulse generator controller is connected.
It is preferred that, the shell is square.
It is preferred that, shell includes integrally formed first housing and the second housing, and the groove is located on the first housing,
USB interface is located on the second housing；Projection of second housing on shell axis direction is located at the first housing in outer columella line side
Interval is formed in upward drop shadow spread, and between the peripheral wall of the peripheral wall of the second housing and the first housing.
Compared with prior art, the beneficial effects of the utility model are：
Structure of the present utility model can protect USB joint and USB interface well when product is not used, using more
Plus flexibly, voltage conversion internal components cost is low, sets up protection switch and anti-electromagnetic radiation interference unit, improves product itself
Energy and service life are protected, anti-interference energy is strong, oneself power consumption is small, reliability is high.
Brief description of the drawings
Fig. 1 is the structural representation of voltage general purpose converter of the present utility model；
Fig. 2 is the function structure chart of voltage general purpose converter of the present utility model.
In figure：1st, electric pressure converter main body；110th, groove；111st, USB interface；112nd, the first housing；113rd, the second housing；
114th, USB joint；2nd, containment vessel.
Embodiment
Below, with reference to accompanying drawing and embodiment, the utility model is described further：
As depicted in figs. 1 and 2, the utility model provides a kind of voltage general purpose converter, including the He of electric pressure converter main body 1
With the containment vessel 2 of the clamping of electric pressure converter main body 1.Electric pressure converter main body 1 includes shell and USB joint 114；The side of shell
Wall is provided with the groove 110 for being used for housing the USB joint 114, and USB joint 114 is side walls hinged with the groove 110.USB joint
114 are connected with vehicle power, and vehicle power is the direct current that vehicle itself is provided, when that need not use this product, USB joint
114 are placed in groove 110 so that USB joint 114 is by the protection of groove 110, and the now external side wall of USB joint 114
Side corresponding with shell wall maintains an equal level, and is kept almost at same level so that associative perception is stronger, outward appearance is more neat and artistic.When need
When the voltage general purpose converter of the utility model offer is provided, the USB joint 114 is rotated out simultaneously from groove 110
It is connected with vehicle power, in-car necessarily has corresponding interface to match to form electrical connection with USB joint 114, user
Just.
Usb 1 11 is additionally provided with shell, the usb 1 11 and is connected positioned at electric pressure converter main body 1 with containment vessel 2
In the receiving space formed；The USB joint 114 is used to connect vehicle power, and usb 1 11 is used to bear with outside electricity consumption
Carry connection.Usb 1 11 is used to be connected with electric loading with outside, i.e. with electric loading electrical equipment, electricity consumption here is set
Standby to need the direct current compared with low pressure, 12V Vehicular direct-current electricity is converted to 3.3V's or 5V by the product that the utility model is provided
Direct current with electric loading for being used.When needing to electricity consumption load supplying, then take containment vessel 2 apart, otherwise, put on containment vessel 2 to
Usb 1 11 provides protection.
The circuit devcie of enclosure includes pwm pulse generator controller, power output controller, power drive control
Device, power converter, anti-electromagnetic radiation interference unit, output rectification filter device, input power protection switch, over-current detection protection electricity
Road and automobile-used electric lock；The anti-electromagnetic radiation interference unit connects USB joint 114, and input power protection switch passes through automobile-used electric lock
Connect the USB joint 114, over-current detection protection circuit, power output controller, power converter, output rectification filter device according to
Secondary connection, and over-current detection protection circuit is also connected with anti-electromagnetic radiation interference unit, output rectification filter device connection usb 1 11；
The pwm pulse generator controller connects power output controller, output rectification filter device and defeated by power driving controller
Enter power protection switch to be also connected with pwm pulse generator controller.
Voltage from vehicle power first passes around anti-electromagnetic radiation interference unit, and can effectively to filter out power supply medium-high frequency humorous
Ripple, and the high frequency radiation inside dc voltage changer can be blocked, thus can effectively controller to outside electromagnetic interference.
The working power of vehicle power sends into the control end of pwm pulse generator controller, control voltage conversion work by automobile-used electric lock.
It can be compared between pwm pulse generator controller and output rectification filter device with Parallel opertation protection circuit and detection
Compared with amplifying circuit, output protection circuit is built-in with temperature-control circuit, overvoltage control circuit and over-current control circuit.
Shell of the present utility model can be selected but is not limited to square.Shell includes integrally formed first housing 112
With the second housing 113, the groove 110 is located on the first housing 112, and usb 1 11 is located on the second housing 113；Second shell
Projection of the body 113 on housing axis direction is located at the first housing 112 in the drop shadow spread on housing axis direction, and second
Interval is formed between the peripheral wall of the peripheral wall of housing 113 and the first housing 112.The clamping of 2 and second housing of containment vessel 113, can
To set raised line in the lateral wall of the first housing 112, when containment vessel 2 packs into the second housing 113, due to the active force of raised line,
Allow being blocked with the second housing 113 tightly of containment vessel 2.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
It is corresponding to change and deformation, and all these change and deformation should all belong to the protection of the utility model claim
Within the scope of.
Claims (3)
1. voltage general purpose converter, it is characterised in that including electric pressure converter main body and with the electric pressure converter main body clamping
Containment vessel, the electric pressure converter main body includes shell and USB joint；The side wall of shell, which is provided with, to be used to house the USB joint
Groove, USB joint is side walls hinged with the groove；USB interface is additionally provided with shell, the USB interface and positioned at electric pressure converter
Main body is connected with containment vessel in formed receiving space；The USB joint is used to connect vehicle power, USB interface be used for it is outer
Portion is connected with electric loading；
Provided with pwm pulse generator controller, power output controller, power driving controller, power converter, anti-electric in shell
Magnetic radiation interference unit, output rectification filter device, input power protection switch, over-current detection protection circuit and automobile-used electric lock；It is described
Anti-electromagnetic radiation interference unit connects USB joint, and input power protection switch connects the USB joint, excessively stream inspection by automobile-used electric lock
Protection circuit, power output controller, power converter, output rectification filter device is surveyed to be sequentially connected, and over-current detection protection electricity
Road is also connected with anti-electromagnetic radiation interference unit, output rectification filter device connection USB interface；The pwm pulse generator controller passes through
Power driving controller connects power output controller, output rectification filter device and input power protection switch also with PWM arteries and veins
Rush generator controller connection.
2. voltage general purpose converter as claimed in claim 1, it is characterised in that the shell is square.
3. voltage general purpose converter as claimed in claim 1, it is characterised in that shell include integrally formed first housing and
Second housing, the groove is located on the first housing, and USB interface is located on the second housing；Second housing is in shell axis direction
On projection be located at the first housing in the drop shadow spread on shell axis direction, and the peripheral wall of the second housing and the first housing
Peripheral wall between formed interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720057109.8U CN206388988U (en) | 2017-01-17 | 2017-01-17 | Voltage general purpose converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720057109.8U CN206388988U (en) | 2017-01-17 | 2017-01-17 | Voltage general purpose converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206388988U true CN206388988U (en) | 2017-08-08 |
Family
ID=59494349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720057109.8U Expired - Fee Related CN206388988U (en) | 2017-01-17 | 2017-01-17 | Voltage general purpose converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206388988U (en) |
-
2017
- 2017-01-17 CN CN201720057109.8U patent/CN206388988U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Musavi et al. | A phase shifted semi-bridgeless boost power factor corrected converter for plug in hybrid electric vehicle battery chargers | |
| CN103633842B (en) | A kind of Single switch oppositely exports secondary molded breadth gain changer | |
| US20120313572A1 (en) | Integrated buck-boost converter of charging apparatus | |
| CN105939107A (en) | Hybrid type quasi-switch voltage-boosting DC-DC converter | |
| CN106394302A (en) | Vehicle-mounted charger based on quasi-Z-source conversion | |
| CN202282742U (en) | Portable AC power supply conversion device capable of generating negative oxygen ion | |
| CN104201761A (en) | Power supply system integrating photovoltaic power system and communication power supply | |
| CN207150246U (en) | A kind of ups power device | |
| CN202737771U (en) | Switching power supply circuit and switching power supply | |
| CN203301211U (en) | A composite power supply for hybrid electric vehicles based on an improved filter power dividing control | |
| CN206388988U (en) | Voltage general purpose converter | |
| CN202178715U (en) | AC-DC power conversion chip and power conversion circuit | |
| CN203933166U (en) | Wireless charging generating circuit and household electrical appliance | |
| CN115021382A (en) | USB power management system and charging cabinet | |
| CN202930996U (en) | Multifunctional adsorption type charger | |
| CN106602537B (en) | A kind of voltage absorpting circuit | |
| CN202652085U (en) | Watt offline flyback insulation type multi-output power supply | |
| CN204316319U (en) | Vehicle-mounted power adapter | |
| CN203086341U (en) | DC-DC (Direct Current to Direct Current) circuit | |
| CN206510772U (en) | A kind of Vehicular charger converted based on quasi- Z sources | |
| CN202663291U (en) | Direct-current voltage converter | |
| CN103944386A (en) | DC-DC boost conversion device and boost conversion working method thereof | |
| CN212676924U (en) | Unmanned aerial vehicle intelligent charging ware AC device | |
| CN110739853A (en) | kinds of switch power supply and charger | |
| CN203434847U (en) | Switching power supply with charging function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170808 Termination date: 20190117 |