CN203788157U - Magnetic coupling-based power conversion device - Google Patents
Magnetic coupling-based power conversion device Download PDFInfo
- Publication number
- CN203788157U CN203788157U CN201420221924.XU CN201420221924U CN203788157U CN 203788157 U CN203788157 U CN 203788157U CN 201420221924 U CN201420221924 U CN 201420221924U CN 203788157 U CN203788157 U CN 203788157U
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- Prior art keywords
- walls
- voltage
- iron core
- power supply
- wall
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- 230000008878 coupling Effects 0.000 title claims abstract description 9
- 238000010168 coupling process Methods 0.000 title claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 title abstract 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 70
- 229910052742 iron Inorganic materials 0.000 claims description 18
- 230000000087 stabilizing effect Effects 0.000 claims description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 235000014676 Phragmites communis Nutrition 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 230000037431 insertion Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 244000273256 Phragmites communis Species 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The utility model, which relates to the power conversion unit field, particularly provides a magnetic coupling-based power conversion device. With the power conversion device, a problem that the power cable interface at the existing electricity-limiting field is exposed and can be directly connected to an electric device and thus the power consumption becomes insecure can be solved. When the provided magnetic coupling-based power conversion device is applied actually, an out-wall portion is inserted into an in-wall portion; magnets at the out-wall portion enable a reed pipe to be turned off and a coil in the all is electrified; and magnetic coupling is generated between the coil inside wall and the coil outside the wall. Therefore, two stages of a transformer is formed; and the in-wall portion is the primary stage of the transformer and the out-wall portion is the secondary stage of the transformer. The transformer reduces the voltage of the 220-V commercial power to the safety one; and then the safety voltage is outputted from a USB interface through a rectification circuit, a filtering circuit, and a voltage-stabilizing circuit, thereby achieving an objective of voltage reduction and security guarantee. The provided power conversion device is suitable for special electricity-limiting occasions.
Description
Technical field
The utility model relates to a kind of power supply change-over device.
Background technology
In people's normal life, civil power (AC) voltage is 220V, needs the place of brownout voltage can cause many inconvenience at some, and for example user steals and causes tripping operation with violation electrical equipment, even causes electric fire etc.Especially in school bedroom, student often steals with electrical equipment in violation of rules and regulations, does not note again in use Electrical Safety, thereby causes the accident, and occurs in order to stop accident, and many schools do not establish power supply in the bedroom.But because the articles for use such as computer and mobile phone of providing for oneself in present student use more and more extensively, bedroom does not have power supply to bring inconvenience to student, and therefore bedroom electricity consumption has become a very stubborn problem.
Utility model content
The utility model is in order to solve outside the existing place feed cable interface of rationing the power supply is exposed to, can be directly access in electrical appliance, thereby to cause the unsafe problem of electricity consumption, now providing based on magnetic-coupled power supply change-over device.
Based on magnetic-coupled power supply change-over device, it comprises: the outer part of part and wall within the walls;
Described part within the walls comprises: iron core, within the walls coil and tongue tube within the walls;
The cross section of described iron core is within the walls " mountain " font, the iron prop length of being somebody's turn to do " mountain " font iron core two ends is greater than the length of middle iron prop, and the iron prop that is somebody's turn to do " mountain " font iron core two ends all extends an interior eaves to the direction of middle iron prop, two interior eaves form the patchhole of part within the walls, and coil winding is on the iron prop in the middle of iron core within the walls within the walls; One end of described coil within the walls connects one end of tongue tube, and the other end of tongue tube connects the live wire of civil power, within the walls the other end of coil access civil power zero line;
Described wall outer part is drawn together: wall outer iron core, wall exterior loop, 2 magnet, rectification circuit, filter circuit, voltage stabilizing circuit and n power interfaces, and wherein n is positive integer; Described wall exterior loop is wrapped on wall outer iron core, and the width of wall outer iron core is less than or equal to the patchhole width of part within the walls; The voltage output end of wall exterior loop connects the voltage input end of rectification circuit, the voltage output end of rectification circuit connects the voltage input end of filter circuit, the voltage output end of filter circuit connects the voltage input end of voltage stabilizing circuit, and the voltage output end of voltage stabilizing circuit connects the voltage input end of n power interface simultaneously;
Described 2 blocks of magnet are used for controlling tongue tube closure or open;
The outer part of wall can stretch into part within the walls by the patchhole of part within the walls, and produces magnetic coupling with part within the walls;
Described iron core within the walls and wall outer iron core are the structure that the cold-reduced silicon sheet of 0.35mm laminates.
Said apparatus also comprises: short-circuited conducting sleeve, and in the middle of described part within the walls, the surface of iron prop has short circuit annular groove, and described short-circuited conducting sleeve is mounted in this short circuit annular groove.
Said apparatus also comprises: power supply indicator; The voltage output end of voltage stabilizing circuit connects the voltage input end of power supply indicator.
Said apparatus also comprises: shell, the outer part of described wall is positioned at enclosure, and case surface has a n interface through hole and an indicator light through hole, and a described n USB interface is corresponding one by one with a n interface through hole respectively, and be mounted in n through hole, described indicator light is mounted in indicator light through hole.
Above-mentioned voltage stabilizing circuit is three end integrated stable voltage circuits.
The magnitude of voltage of a said n power interface output is 5V.
A said n power interface is USB mouth.
Described in the utility model based on magnetic-coupled power supply change-over device, in the time of practical application, by outer wall partial insertion part within the walls, the magnet of the outer part of wall makes tongue tube closure, coil electricity within the walls, between coil and wall exterior loop, produce magnetic coupling within the walls, formed the two-stage of transformer, part is the elementary of transformer within the walls, wall outside is divided into the secondary of transformer, described transformer is safe voltage by the step-down of 220V civil power, then pass through rectification circuit, filter circuit and voltage stabilizing circuit are exported voltage from USB interface, to reach reduction voltage, ensure safe object.
Part within the walls based on magnetic-coupled power supply change-over device described in the utility model simultaneously, in the time of staff or other non magnetic article insertion, tongue tube can not be subject to influence of magnetic field, keeps normally open, and coil no power within the walls, can not cause electric shock accidents.
The voltage of the outer part output of the wall based on magnetic-coupled power supply change-over device described in the utility model is safe voltage, under the special environment of rationing the power supply, does not need to consider to steal electricity consumption or the too high problem that causes tripping operation of power.The utility model is easy to operate, simple in structure.
Described in the utility model based on magnetic-coupled power supply change-over device, be applicable to the special place of rationing the power supply, for example school bedroom, classroom, market Cellphone Recharging or office etc.
Brief description of the drawings
Fig. 1 is the structural representation based on magnetic-coupled power supply change-over device described in the utility model.
Fig. 2 is the electrical schematic diagram based on magnetic-coupled power supply change-over device described in the utility model.
Embodiment
Embodiment one: see figures.1.and.2 and illustrate present embodiment, described in present embodiment based on magnetic-coupled power supply change-over device, it comprises: part and wall part outward within the walls;
Described part within the walls comprises: iron core 1, within the walls coil 2 and tongue tube 3 within the walls;
The cross section of described iron core within the walls 1 is " mountain " font, the iron prop length of being somebody's turn to do " mountain " font iron core two ends is greater than the length of middle iron prop, and the iron prop that is somebody's turn to do " mountain " font iron core two ends all extends an interior eaves to the direction of middle iron prop, two interior eaves form the patchhole of part within the walls, and coil 2 is wrapped on the iron prop in the middle of iron core 1 within the walls within the walls; One end of described coil within the walls 2 connects one end of tongue tube 3, and the other end of tongue tube 3 connects the live wire of civil power, within the walls the other end of coil 2 access civil power zero line;
Described wall outer part is drawn together: wall outer iron core 4,5,2 blocks of magnet 6 of wall exterior loop, rectification circuit 7, filter circuit 8, voltage stabilizing circuit 9 and n power interface 10, and wherein n is positive integer; Described wall exterior loop 5 is wrapped on wall outer iron core 4, and the width of wall outer iron core 4 is less than or equal to the patchhole width of part within the walls; The voltage output end of wall exterior loop 5 connects the voltage input end of rectification circuit 7, the voltage output end of rectification circuit 7 connects the voltage input end of filter circuit 8, the voltage output end of filter circuit 8 connects the voltage input end of voltage stabilizing circuit 9, and the voltage output end of voltage stabilizing circuit 9 connects the voltage input end of n power interface 10 simultaneously;
Described 2 blocks of magnet 6 are for controlling tongue tube 3 closures or opening;
The outer part of wall can stretch into part within the walls by the patchhole of part within the walls, and produces magnetic coupling with part within the walls;
Described iron core within the walls 1 and wall outer iron core 4 are the iron core that the cold-reduced silicon sheet of 0.35mm laminates.
3 liang of dististyles of tongue tube are magnetizable reed, and are all sealed in a glass tube, and the distance that two reeds are separated is approximately several microns only, are filled with highly purified inert gas in glass tube, and under normal conditions, two reeds are normally open; In the time that there is additional magnetic field in the external world, external magnetic field makes to produce different polarity near two reed endpoint locations, thereby the reed of two opposed polarities will be attracted each other and closure.
Embodiment two: present embodiment is to being described further based on magnetic-coupled power supply change-over device described in embodiment one, in present embodiment, it also comprises: short-circuited conducting sleeve 11, in the middle of described part within the walls, the surface of iron prop has short circuit annular groove, and described short-circuited conducting sleeve 11 is mounted in this short circuit annular groove.
Under the alternating flux that short-circuited conducting sleeve produces at alternating current, produce induced current, this electric current can stop the flux change of iron core in short-circuited conducting sleeve encirclement, the part magnetic flux that short-circuited conducting sleeve is surrounded lags behind other parts, iron core has been stopped the zero passage phenomenon of magnetic flux in the time of alternation, thereby reduce the vibrations in when absorption, also can prevent magnetic flux zero passage time, attraction reduces and the accident that causes.
Embodiment three: present embodiment is that in present embodiment, it also comprises to being described further based on magnetic-coupled power supply change-over device described in embodiment two: power supply indicator 12; The voltage output end of voltage stabilizing circuit 9 connects the voltage input end of power supply indicator 12.
Embodiment four: present embodiment is to being described further based on magnetic-coupled power supply change-over device described in embodiment three, in present embodiment, it also comprises: shell, the outer part of described wall is positioned at enclosure, case surface has a n interface through hole and an indicator light through hole, a described n USB interface is corresponding one by one with a n interface through hole respectively, and is mounted in n through hole, and described indicator light 12 is mounted in indicator light through hole.
In present embodiment, when described shell adopts insulating material, coil is wrapped in shell, can effectively reduces the generation of electric shock accidents.
Embodiment five: present embodiment is to being described further based on magnetic-coupled power supply change-over device described in embodiment one, two, three or four, in present embodiment, described voltage stabilizing circuit 9 is three end integrated stable voltage circuits 9.
Embodiment six: present embodiment is to being described further based on magnetic-coupled power supply change-over device described in embodiment one, two, three or four, and in present embodiment, the magnitude of voltage that a described n power interface 10 is exported is 5V.
In present embodiment, the magnitude of voltage that a described n power interface 10 is exported is 5V safe voltage, can not cause personal electric shock accidents, has reduced accident rate, makes personal safety obtain guarantee.
Embodiment seven: present embodiment is to being described further based on magnetic-coupled power supply change-over device described in embodiment one, two, three or four, and in present embodiment, a described n power interface 10 is USB mouth.
In present embodiment, a described n power interface 10 is USB mouth and is particularly useful for, under mobile phone charging environment, directly by usb data line, mobile phone being charged, easy to use.
Described in the utility model based on magnetic-coupled power supply change-over device, in the time of practical application, by outer wall partial insertion part within the walls, the magnet 6 of the outer part of wall makes tongue tube 3 closures, chamber interior loop energising, the generation magnetic coupling of coil 2 and wall exterior loop 5 within the walls, formed the two-stage of transformer, part is the elementary of transformer within the walls, wall outside is divided into the secondary of transformer, described transformer is safe voltage by the step-down of 220V civil power, then by rectification circuit 7, filter circuit 8 and voltage stabilizing circuit 9 are exported voltage from USB interface, to reach reduction voltage, ensure safe object.
Part within the walls based on magnetic-coupled power supply change-over device described in the utility model simultaneously, in the time of staff or other non magnetic article insertion, tongue tube 3 can not be subject to influence of magnetic field, keeps normally open, and coil 2 no powers within the walls, can not cause electric shock accidents.
The voltage of the outer part output of the wall based on magnetic-coupled power supply change-over device described in the utility model is safe voltage, under the special environment of rationing the power supply, does not need to consider to steal electricity consumption or the too high problem that causes tripping operation of power.The utility model is easy to operate, simple in structure.
Described in the utility model based on magnetic-coupled power supply change-over device, be applicable to the special place of rationing the power supply, for example school bedroom, classroom, market Cellphone Recharging or office etc.
Claims (7)
1. based on magnetic-coupled power supply change-over device, it is characterized in that, it comprises: the outer part of part and wall within the walls;
Described part within the walls comprises: iron core (1), within the walls coil (2) and tongue tube (3) within the walls;
The cross section of described iron core within the walls (1) is " mountain " font, the iron prop length of being somebody's turn to do " mountain " font iron core two ends is greater than the length of middle iron prop, and the iron prop that is somebody's turn to do " mountain " font iron core two ends all extends an interior eaves to the direction of middle iron prop, two interior eaves form the patchhole of part within the walls, and coil (2) is wrapped on the iron prop in the middle of iron core (1) within the walls within the walls; One end of described coil within the walls (2) connects one end of tongue tube (3), and the other end of tongue tube (3) connects the live wire of civil power, within the walls the other end of coil (2) access civil power zero line;
Described wall outer part is drawn together: wall outer iron core (4), wall exterior loop (5), 2 blocks of magnet (6), rectification circuit (7), filter circuit (8), voltage stabilizing circuit (9) and n power interface (10), and wherein n is positive integer; It is upper that described wall exterior loop (5) is wrapped in wall outer iron core (4), and the width of wall outer iron core (4) is less than or equal to the patchhole width of part within the walls; The voltage output end of wall exterior loop (5) connects the voltage input end of rectification circuit (7), the voltage output end of rectification circuit (7) connects the voltage input end of filter circuit (8), the voltage output end of filter circuit (8) connects the voltage input end of voltage stabilizing circuit (9), and the voltage output end of voltage stabilizing circuit (9) connects the voltage input end of n power interface (10) simultaneously;
Described 2 blocks of magnet (6) are for controlling tongue tube (3) closure or opening;
The outer part of wall can stretch into part within the walls by the patchhole of part within the walls, and produces magnetic coupling with part within the walls;
Described iron core within the walls (1) and wall outer iron core (4) are the iron core that the cold-reduced silicon sheet of 0.35mm laminates.
2. according to claim 1 based on magnetic-coupled power supply change-over device, it is characterized in that, it also comprises: short-circuited conducting sleeve (11), and in the middle of described part within the walls, the surface of iron prop has short circuit annular groove, and described short-circuited conducting sleeve (11) is mounted in this short circuit annular groove.
3. according to claim 2ly it is characterized in that based on magnetic-coupled power supply change-over device, it also comprises: power supply indicator (12); The voltage output end of voltage stabilizing circuit (9) connects the voltage input end of power supply indicator (12).
4. according to claim 3 based on magnetic-coupled power supply change-over device, it is characterized in that, it also comprises: shell, the outer part of described wall is positioned at enclosure, case surface has a n interface through hole and an indicator light through hole, a described n USB interface is corresponding one by one with a n interface through hole respectively, and is mounted in n through hole, and described indicator light (12) is mounted in indicator light through hole.
According to described in claim 1,2,3 or 4 based on magnetic-coupled power supply change-over device, it is characterized in that, described voltage stabilizing circuit (9) is three end integrated stable voltage circuits (9).
According to described in claim 1,2,3 or 4 based on magnetic-coupled power supply change-over device, it is characterized in that, the magnitude of voltage of a described n power interface (10) output is 5V.
According to described in claim 1,2,3 or 4 based on magnetic-coupled power supply change-over device, it is characterized in that, a described n power interface (10) is USB mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420221924.XU CN203788157U (en) | 2014-04-30 | 2014-04-30 | Magnetic coupling-based power conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420221924.XU CN203788157U (en) | 2014-04-30 | 2014-04-30 | Magnetic coupling-based power conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203788157U true CN203788157U (en) | 2014-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420221924.XU Expired - Fee Related CN203788157U (en) | 2014-04-30 | 2014-04-30 | Magnetic coupling-based power conversion device |
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| Country | Link |
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| CN (1) | CN203788157U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105132008A (en) * | 2015-09-02 | 2015-12-09 | 王宏伟 | Magnetism gasoline conversion ring |
| CN105262237A (en) * | 2015-11-02 | 2016-01-20 | 李德生 | CI-shaped split translation contact-free magnetic-control power adjusting device |
| CN105262236A (en) * | 2015-11-02 | 2016-01-20 | 李德生 | EI-shaped connected translation contact-free magnetic-control power adjusting device |
| CN105305646A (en) * | 2015-11-02 | 2016-02-03 | 李德生 | CI-shaped split fulcrum rotation noncontact magnetic control and power regulation device |
| CN105305656A (en) * | 2015-11-02 | 2016-02-03 | 李德生 | CI-shaped connected fulcrum rotation noncontact magnetic control and power regulation device |
| US10742071B2 (en) | 2017-01-19 | 2020-08-11 | Qualcomm Incorporated | Wireless power transfer for stationary applications |
-
2014
- 2014-04-30 CN CN201420221924.XU patent/CN203788157U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105132008A (en) * | 2015-09-02 | 2015-12-09 | 王宏伟 | Magnetism gasoline conversion ring |
| CN105132008B (en) * | 2015-09-02 | 2017-04-12 | 王宏伟 | Magnetism gasoline conversion ring |
| CN105262237A (en) * | 2015-11-02 | 2016-01-20 | 李德生 | CI-shaped split translation contact-free magnetic-control power adjusting device |
| CN105262236A (en) * | 2015-11-02 | 2016-01-20 | 李德生 | EI-shaped connected translation contact-free magnetic-control power adjusting device |
| CN105305646A (en) * | 2015-11-02 | 2016-02-03 | 李德生 | CI-shaped split fulcrum rotation noncontact magnetic control and power regulation device |
| CN105305656A (en) * | 2015-11-02 | 2016-02-03 | 李德生 | CI-shaped connected fulcrum rotation noncontact magnetic control and power regulation device |
| US10742071B2 (en) | 2017-01-19 | 2020-08-11 | Qualcomm Incorporated | Wireless power transfer for stationary applications |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20150430 |
|
| EXPY | Termination of patent right or utility model |