CN2315700Y - AC/DC two purpose power supply device capable of changing power plug - Google Patents
AC/DC two purpose power supply device capable of changing power plug Download PDFInfo
- Publication number
- CN2315700Y CN2315700Y CN 97218187 CN97218187U CN2315700Y CN 2315700 Y CN2315700 Y CN 2315700Y CN 97218187 CN97218187 CN 97218187 CN 97218187 U CN97218187 U CN 97218187U CN 2315700 Y CN2315700 Y CN 2315700Y
- Authority
- CN
- China
- Prior art keywords
- groove seat
- groove
- terminal
- plug
- upper shell
- 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
Images
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Vehicle Body Suspensions (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The utility model relates to an AC/DC two purpose power supply device capable of changing power plugs. A case is composed of an upper case body and a lower case body. An electronic exchanging type power circuit is arranged in the case. A groove seat with a single opening side is arranged on the upper case body. The middle line position of the bottom surface in the groove seat is provided with two AC terminals which are arranged front and back. Moreover, the closed side of the groove seat is provided with two DC terminals. DC or AC plugs are arranged in the groove seat and can respectively contact or push Ac or DC terminals. Furthermore, on the lower case body, the opening side of the groove seat is provided with a baffle plate which can slide up and down. The baffle plate can seal an open end of the groove seat and clamp AC or DC power plugs in the groove seat. The device can change AC power plugs in different standards for accepting power sockets in different standards of every country, or a DC plug with a cigar lighter plug can be changed on for using a vehicle power supply outdoors.
Description
The utility model relates to the power supply unit that a kind of AC/DC can be substituted attaching plug.
Now various portable electrical equipment with oneself, as mobile phone, electric saver, walkman, notebook computer ... when travelling outdoors or handle affairs, when if the power consumption of these electrical equipment batteries is treated must charge to the greatest extent, or will directly take power supply the time, Chang Yin various countries attaching plug specification pattern is different and can't directly use, therefore, when travelling must be used these carry-on small electric apparatus outside, above-mentioned puzzlement usually can't be avoided.In addition because the standard electric alternating current source voltage difference of various countries, even there is the attaching plug of same size pattern to use, but because of the power supply unit that various electrical equipment provided, just alternating current is converted to the fixedly direct voltage that this electrical equipment itself can be suitable for, therefore, even there is power supply available, also can because of power supply unit itself receptible voltage be not inconsistent that can't export can be for the direct current that utilizes.Too high as output dc voltage, can damage electrical equipment; Otherwise too low as the voltage of output, electrical equipment can not normally move again, causes the puzzlement in the use equally.
Moreover, though some national used normal voltage is identical, but used attaching plug specification difference, just can use though can install a changeover plug on appliance plug, this changeover plug also is only limited to some country can change use, and can't all be suitable for, and, generally can be big for the volume of the crossover sub of conversion, and be not suitable for carrying out using, and do not have universal power supply unit available yet.
And general power supply unit only is used for converting alternating current to low-voltage DC, so present power supply unit there is no the power supply unit of outdoor application only in indoor use; Though automobile cigarette lighter special-purpose plug and power supply changeover device can use for small electric apparatus, but in use, must carry a different power supply unit in addition, thereby increase the inconvenience of carrying, especially inconvenience more concerning the business people who is to and from various countries often.
Order of the present utility model provides the power supply unit that a kind of AC/DC that overcomes above-mentioned all drawbacks can be substituted attaching plug.
The utility model is achieved in that by upper shell and lower house forms its shell, be equiped with an electron exchange formula power circuit that can reduce direct voltage and conversion alternating voltage within it, and on upper shell, be provided with the attaching plug of replaceable different size, it is characterized in that: above-mentioned upper shell, which is provided with the groove seat of a monolateral opening, and the dual-side in the groove seat is respectively equipped with the long guide block on the gradually protruding inclined-plane of a suitable length and ecto-entad; And the bottom surface midline position in the groove seat is provided with two tandem rectangular openings, and below rectangular opening, be provided with a spring base, be equiped with an ac terminal within it, and this ac terminal upwards is provided with a lug, be set with a spring on the ac terminal, this lug is positioned at above-mentioned rectangular opening again, and exposes rectangular opening, and nationality makes ac terminal be able to elastic telescopic by the spring ejection; Other is provided with two hole seats on the medial surface of the enclosed edge of groove seat, live in the seat of hole and be equiped with a dc terminal, on dc terminal, be set with spring, and the place, outer end of hole seat is sealed, and the front end of this dc terminal is exposed in the groove seat, makes the dc terminal can elastic telescopic; Paired again ac terminal and dc terminal connect above-mentioned electron exchange formula power circuit respectively; Ac power plug is installed in the groove seat of upper shell, this ac power plug is installing two conductive base pins on a long square type pedestal, and below long rectangle pedestal, be provided with a groove, and the bottom of this conductive base pin is emerging in the groove, on the dual-side of long square type pedestal, be respectively equipped with the guide groove of a monolateral opening again, and this guide groove is enclosed within on the long guide block of dual-side in the above-mentioned groove seat, thereby the direct current plug is combined in the groove seat of upper shell, and is conflicted respectively on the ac terminal of above-mentioned groove seat bottom surface in two conductive base pin bottoms; Dc power plug is installed in the groove seat of upper shell, this dc power plug is cigarette lighter plug of installing on a long rectangle pedestal, and on the medial extremity of long square type pedestal, be provided with two the conduction end points, and two conduction end points tie point smoke device plugs, the below of this long rectangle pedestal is provided with a groove again, and on the dual-side of long square type pedestal, be respectively equipped with the guide groove of a monolateral opening, and this guide groove is enclosed within on the long guide block of dual-side in the above-mentioned groove seat, thereby dc power plug is combined in the groove seat of upper shell, and two conduction end points are conflicted respectively on the dc terminal in above-mentioned groove seat; Above-mentioned lower house, be installed in the below of upper shell, the open limit that this lower house is positioned at the groove seat of upper shell is provided with a baffle plate that can slide up and down, and on a side of lower house installing baffle plate, be provided with an opening, and the dual-side of side is provided with groove within it, below the opening inboard, be provided with a bearing again, and the dorsal part of the bottom of this baffle plate is provided with a guide card, and above guide card and baffle plate, be formed with a shoulder, on the base of guide card, be provided with a projection again, suit one spring on projection, and this spring is resisted against in the bearing, and the both sides of this guide card lean against in two grooves of lower house medial surface, and nationality makes its groove seat open end of sealing above-mentioned upper shell by spring ejection baffle plate, handing over, the dc power plug folder leans against in the groove seat.
The utility model is to constitute its shell by upper and lower casing, is equiped with electron exchange formula power circuit within it.On upper shell, be provided with the groove seat of monolateral opening, bottom surface midline position in the groove seat is equiped with two tandem ac terminals, enclosed edge at the groove seat is equipped with two dc terminals in addition, in the groove seat, be provided with direct current or ac power plug, can contact respectively or contact and exchange or dc terminal, be provided with a baffle plate that can slide up and down on the open limit that lower house is positioned at the groove seat again, it can seal the open end of groove seat, will exchange or the dc power plug folder leans against in the groove seat.Can the change the outfit ac power plug of different size of this device adapting to the supply socket of various countries' different size, or is replaced with the dc power plug with cigarette lighter plug, to take automobile power source out of doors.
For making the utility model clear and definite more full and accurate, details are as follows in conjunction with the accompanying drawings:
Fig. 1 is a three-dimensional exploded view of the present utility model;
Fig. 2 is a stereogram of the present utility model;
Fig. 3 is a cutaway view of the present utility model;
Fig. 4 is the cutaway view of the dc power plug with cigarette lighter plug of changing the outfit of the present utility model;
Fig. 5 is the cutaway view of the ac power plug of packing into of the present utility model;
Fig. 6 is the three-dimensional exploded view of the three plug ac power plugs that change the outfit of the present utility model;
Fig. 7 is pack into the cutaway view of dc power plug of the utility model.
At first, consult Fig. 1～Fig. 3, the utility model is formed its shell by upper shell 1 and lower house 2, be equiped with an electron exchange formula power circuit 3 that can reduce direct voltage and conversion alternating voltage within it, and on upper shell 1, be provided with the ac power plug 4 and the dc power plug 5 of replaceable different size.Above-mentioned upper shell 1, which is provided with the groove seat 11 of a monolateral opening, and the dual-side in groove seat 11 is respectively equipped with the long guide block 111 on the gradually protruding inclined-plane of a suitable length and ecto-entad: the bottom surface midline position in groove seat 11 is provided with two tandem rectangular openings 12, and below rectangular opening 112, be provided with a spring base 1121, be equiped with an ac terminal 12 within it, and this ac terminal 12 upwards is provided with a lug 121, be set with a spring 122 on the ac terminal 12, this lug 121 is positioned at above-mentioned rectangular opening 112 again, and expose rectangular opening 112, and nationality makes ac terminal 12 be able to elastic telescopic by spring 122 ejections; Other is provided with two hole seats 113 on the medial surface of the enclosed edge of groove seat 11, in hole seat 113, be equiped with a dc terminal 13, on dc terminal 13, be set with spring 14, and with the sealing of place, the outer end of hole seat 113, and the front end of this dc terminal 13 is exposed in the groove seat 11, makes the dc terminal 13 can elastic telescopic; Paired again ac terminal 12 and dc terminal 13 connect above-mentioned electron exchange formula power circuit 3 respectively; Ac power plug 4 is installed in the groove seat 11 of upper shell 1, this ac power plug 4 is installing two conductive base pins 42 on a long square type pedestal 41, and below long rectangle pedestal 41, be provided with a groove 43, and the bottom of this conductive base pin 42 is emerging in the groove 43, on the dual-side of long square type pedestal 41, be respectively equipped with the guide groove 44 of a monolateral opening again, and this guide groove 44 should be enclosed within on the long guide block 111 of dual-side in the above-mentioned groove seat 11, so that ac power plug 4 is combined in the groove seat 11 of upper shell 1, and conflicted on the ac terminal 12 of above-mentioned groove seat 11 bottom surfaces in two conductive base pins, 42 bottoms respectively; Dc power plug 5 is installed in the groove seat 11 of upper shell 1, this dc power plug 5 is cigarette lighter plugs 52 of installing on a long rectangle pedestal 51, and on the medial extremity of long square type pedestal 51, be provided with two the conduction end points 53, and two conduction end points, 53 tie point smoke device plugs 52, the below of this long rectangle pedestal 51 is provided with a groove 54 again, and on the dual-side of long square type pedestal 51, be respectively equipped with the guide groove 55 of a monolateral opening, and this guide groove 55 is enclosed within on the long guide block 111 of dual-side in the above-mentioned groove seat 11, thereby dc power plug 5 is combined in the groove seat 11 of upper shell 1, and two conduction end points 53 are conflicted respectively on the dc terminal 13 in above-mentioned groove seat 11; As shown in Figure 4.Above-mentioned lower house 2, be installed in the below of upper shell 1, the open limit that this lower house 2 is positioned at the groove seat 11 of upper shell 1 is provided with a baffle plate that can slide up and down 21, and on a side of lower house 2 installing baffle plates 21, be provided with an opening 22, and the dual-side of side is provided with groove 221 within it, below opening 22 inboards, be provided with a bearing 23 again, and the dorsal part of the bottom of this baffle plate 21 is provided with a guide card 211, and above guide card 211 and baffle plate 21, be formed with a shoulder 212, on the base of guide card 211, be provided with a projection 213 again, suit one spring 214 on projection 213, and this spring 214 is resisted against in the bearing 23, and the both sides of this guide card 211 lean against in two grooves 221 of lower house 2 medial surfaces, nationality makes its groove seat 11 open ends of sealing above-mentioned upper shell 1 by spring 214 ejection baffle plates 21, so that ac power plug 4 or direct current plug 5 folders are leaned against in the groove seat 11.
According to above-mentioned structure, the baffle plate 21 that is installed on the lower house 2 is pushed downwards, make it not seal the open end of the groove seat 11 of upper shell 1, then the front end of ac power plug 4 is put into by the top of groove seat 11, be respectively equipped with the guide groove 44 of a monolateral opening on long square type pedestal 41 dual-sides because of ac power plug 4, and because of the long guide block 111 of dual-side in the groove seat 11 of upper shell 1 is suitable length and the gradually protruding inclined-plane of ecto-entad, so, the top that this ac power plug 4 is leaned against the open end of groove seat 11 is directly put into, and push from the blind end of groove seat 11, the guide groove 44 of ac power plug 4 both sides is enclosed within on the long guide block 111 of dual-side in the groove seat 11, decontrol baffle plate 21 then, make it seal the open end of groove seat 11, and baffle plate 21 is leaned against ac power plug 4 folders in the groove seat 11, make ac power plug 4 be combined in the groove seat 11 of upper shell 1, as shown in Figure 5.And conflict respectively on the projection 121 of the ac terminal 12 that is installed in groove seat 11 bottom surfaces in two conductive base pins, 42 bottoms that make ac power plug 4; Two conductive base pins 42 that so are about to ac power plug 4 connect ac terminal 12, and connect electron exchange formula power circuit 3, therefore, AC power can be via the conductive base pin on the ac power plug 4 42, and through swing terminal 12, and can import exchange power circuit 3 into, convert AC power to DC power supply through this electronic type exchange power circuit 3 again, and this electronic type exchange power circuit 3 can convert the required direct current of pocket compact electric apparatus to according to the different normal voltage in various countries.
Moreover, diversified in specifications because of the reference power supply plug of various countries, therefore, conductive base pin 42 on the ac power plug 4 can be designed to the standard specification of various countries, when the ac power plug 4 that will change different size (as the attaching plug of two pins), then baffle plate 21 can be pushed downwards, then that ac power plug 4 is extrapolated, so, attaching plug 4 can be pulled down, after this can select for use to be fit to the local ac power plug 4 that uses, and ac power plug 4 is installed in the groove seat 11 as above-mentioned mode of packing into, therefore, the ac power plug 4 of the various different types that can change the outfit is to be applicable to the supply socket of various countries' different size.
Referring to Fig. 6, as when being Three-hole socket, must cooperate plug with three conductive base pins 42.Therefore, this ac power plug 4 should be designed to have the plug of three conductive base pins 42, this long square type pedestal 41 should be designed to the pedestal that section slightly is the T type, make its top can lay two conductive base pins 42, and the structure of these conductive base pin 42 belows is identical with two conductive base pins 42, and it changes the outfit mode as described above, so the ac power plug 4 that can change the outfit equally and have three plugs.
Conceal in the groove 43 of long square type pedestal 41 belows because of conductive base pin 42 belows of ac power plug 4 again,, take place with the accident that prevents to get an electric shock so touch conductive base pin 42 should avoid children that ac power plug 4 is directly inserted supply socket the time.
Referring to Fig. 7, when needing to take power supply out of doors, can repack ac power plug 4 into direct current plug 5, and its mode that changes the outfit repeats no more as above-mentioned.After direct current plug 5 was packed in the groove seat 11 of upper shell 1, the conduction of two on it end points 53 promptly contacted on two dc terminals 13 in groove seat 11, so that it can connect electron exchange formula power circuit 3.And because dc power plug 5 is cigarette lighter plugs 52, so it should be inserted in the cigarette lighter socket of automobile, so can take automobile power source, and nationality converts the employed high voltage direct current of automobile to general electrical equipment employed low-voltage DC by electronic type exchange power circuit 3.Therefore, when needing to use low-voltage DC out of doors, but nationality has the attaching plug 5 of cigarette lighter plug 52 to take the power supply on the automobile by changing the outfit.
Because ac power plug 4 and dc power plug 5 can simple and easyly be changed, no matter in any country, indoor or outdoor, as long as change ac power plug 4 or direct current plug 5, and cooperate electronic type exchange power circuit 3, just can use the utility model and charger, charge for TunePower, and need not be because of plug off-gauge or the different worries of normal voltage; And because attaching plug 4 is on the small and exquisite plastic body 41 of volume conductive base pin 42 to be set, therefore volume reduces, be easy to carry harvesting and be applicable to and travel often in each the national business people or the visitor that goes sightseeing, can provide when going out, just in case carry-on appliances power source exhausts, can obtain nearby that power supply charges or directly take power supply.
In addition, the output of this electronic type exchange power circuit 3 can connect the cradle of mobile phone, or it connects the cradle of the TunePower of other electrical equipment, or the cradle of general TunePower, so can provide battery charge to use, also can be the connecting line of connecting circuit articles for use, make it can connecting circuit and can directly take power supply.
Claims (1)
1, a kind of AC/DC can be substituted the power supply unit of attaching plug, form its shell by upper shell and lower house, be equiped with an electron exchange formula power circuit that can reduce direct voltage and conversion alternating voltage within it, and on upper shell, be provided with the attaching plug of replaceable different size, it is characterized in that: above-mentioned upper shell, which is provided with the groove seat of a monolateral opening, and the dual-side in the groove seat is respectively equipped with the long guide block on the gradually protruding inclined-plane of a suitable length and ecto-entad; And the bottom surface midline position in the groove seat is provided with two tandem rectangular openings, and below rectangular opening, be provided with a spring base, be equiped with an ac terminal within it, and this ac terminal upwards is provided with a lug, be set with a spring on the ac terminal, this lug is positioned at above-mentioned rectangular opening again, and exposes rectangular opening, and nationality makes ac terminal be able to elastic telescopic by the spring ejection; Other is provided with two hole seats on the medial surface of the enclosed edge of groove seat, in the seat of hole, be equiped with a dc terminal, on dc terminal, be set with spring, and the place, outer end of hole seat is sealed, and the front end of this dc terminal is exposed in the groove seat, makes the dc terminal can elastic telescopic; Paired again ac terminal and dc terminal connect above-mentioned electron exchange formula power circuit respectively; Ac power plug is installed in the groove seat of upper shell, this ac power plug is installing two conductive base pins on a long square type pedestal, and below long rectangle pedestal, be provided with a groove, and the bottom of this conductive base pin is emerging in the groove, on the dual-side of long square type pedestal, be respectively equipped with the guide groove of a monolateral opening again, and this guide groove is enclosed within on the long guide block of dual-side in the above-mentioned groove seat, thereby the direct current plug is combined in the groove seat of upper shell, and is conflicted respectively on the ac terminal of above-mentioned groove seat bottom surface in two conductive base pin bottoms; Dc power plug is installed in the groove seat of upper shell, this dc power plug is cigarette lighter plug of installing on a long rectangle pedestal, and on the medial extremity of long square type pedestal, be provided with two the conduction end points, and two conduction end points tie point smoke device plugs, the below of this long rectangle pedestal is provided with a groove again, and on the dual-side of long square type pedestal, be respectively equipped with the guide groove of a monolateral opening, and this guide groove is enclosed within on the long guide block of dual-side in the above-mentioned groove seat, thereby dc power plug is combined in the groove seat of upper shell, and two conduction end points are conflicted respectively on the dc terminal in above-mentioned groove seat; Above-mentioned lower house, be installed in the below of upper shell, the open limit that this lower house is positioned at the groove seat of upper shell is provided with a baffle plate that can slide up and down, and on a side of lower house installing baffle plate, be provided with an opening, and the dual-side of side is provided with groove within it, below the opening inboard, be provided with a bearing again, and the dorsal part of the bottom of this baffle plate is provided with a guide card, and above guide card and baffle plate, be formed with a shoulder, on the base of guide card, be provided with a projection again, suit one spring on projection, and this spring is resisted against in the bearing, and the both sides of this guide card lean against in two grooves of lower house medial surface, and nationality makes its groove seat open end of sealing above-mentioned upper shell by spring ejection baffle plate, handing over, the dc power plug folder leans against in the groove seat.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97218187 CN2315700Y (en) | 1997-06-04 | 1997-06-04 | AC/DC two purpose power supply device capable of changing power plug |
| CA 2236631 CA2236631C (en) | 1997-06-04 | 1998-05-04 | Power supply device |
| ZA983739A ZA983739B (en) | 1997-06-04 | 1998-05-04 | Power supply device |
| ES9801197U ES1040156Y (en) | 1997-06-04 | 1998-05-08 | ELECTRICAL SUPPLY DEVICE. |
| ITMI980324 IT250348Y1 (en) | 1997-06-04 | 1998-05-08 | ELECTRIC POWER SUPPLY. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97218187 CN2315700Y (en) | 1997-06-04 | 1997-06-04 | AC/DC two purpose power supply device capable of changing power plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2315700Y true CN2315700Y (en) | 1999-04-21 |
Family
ID=5192606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97218187 Expired - Fee Related CN2315700Y (en) | 1997-06-04 | 1997-06-04 | AC/DC two purpose power supply device capable of changing power plug |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN2315700Y (en) |
| CA (1) | CA2236631C (en) |
| ES (1) | ES1040156Y (en) |
| IT (1) | IT250348Y1 (en) |
| ZA (1) | ZA983739B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100399638C (en) * | 2005-07-04 | 2008-07-02 | 诸葛瑞 | Power supply plug of changable pin and with electrical shock protection safety device |
| CN1921110B (en) * | 2005-08-24 | 2010-12-01 | 塞米克朗电子有限及两合公司 | Assembly with a power semiconductor module and a connector |
| CN105940574A (en) * | 2013-09-24 | 2016-09-14 | 思想创造有限公司 | Power supply system |
| WO2019109839A1 (en) * | 2017-12-05 | 2019-06-13 | 东莞市佳旅电器有限公司 | Power converter |
| CN110015021A (en) * | 2017-09-14 | 2019-07-16 | 深圳智链物联科技有限公司 | A kind of charging socket and charging system for electric vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108429433A (en) * | 2018-05-18 | 2018-08-21 | 湖州旭源电气科技有限公司 | A kind of Switching Power Supply shatter-resistant shell |
-
1997
- 1997-06-04 CN CN 97218187 patent/CN2315700Y/en not_active Expired - Fee Related
-
1998
- 1998-05-04 ZA ZA983739A patent/ZA983739B/en unknown
- 1998-05-04 CA CA 2236631 patent/CA2236631C/en not_active Expired - Fee Related
- 1998-05-08 IT ITMI980324 patent/IT250348Y1/en active
- 1998-05-08 ES ES9801197U patent/ES1040156Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100399638C (en) * | 2005-07-04 | 2008-07-02 | 诸葛瑞 | Power supply plug of changable pin and with electrical shock protection safety device |
| CN1921110B (en) * | 2005-08-24 | 2010-12-01 | 塞米克朗电子有限及两合公司 | Assembly with a power semiconductor module and a connector |
| CN105940574A (en) * | 2013-09-24 | 2016-09-14 | 思想创造有限公司 | Power supply system |
| CN110015021A (en) * | 2017-09-14 | 2019-07-16 | 深圳智链物联科技有限公司 | A kind of charging socket and charging system for electric vehicle |
| WO2019109839A1 (en) * | 2017-12-05 | 2019-06-13 | 东莞市佳旅电器有限公司 | Power converter |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA983739B (en) | 1998-11-05 |
| CA2236631C (en) | 2000-06-20 |
| ES1040156Y (en) | 1999-07-01 |
| ITMI980324U1 (en) | 1999-11-08 |
| ES1040156U (en) | 1999-03-01 |
| IT250348Y1 (en) | 2003-09-03 |
| CA2236631A1 (en) | 1998-12-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5829993A (en) | Charger with a replaceable electrical plug | |
| JP3053818U (en) | Power supply with interchangeable power plug for both AC and DC | |
| US5906509A (en) | Charger with a replaceable electrical plug | |
| CN2315700Y (en) | AC/DC two purpose power supply device capable of changing power plug | |
| CN202564981U (en) | Charger | |
| CN2304206Y (en) | Travelling power-supply provider capable of changing plug for said power-supply | |
| CN217406210U (en) | Mobile power supply charger with interchangeable AC plug | |
| CN214958834U (en) | A charger | |
| CN201690064U (en) | Power socket integrated with USB interface | |
| CN210167823U (en) | Multi-country charger structure | |
| CN220042524U (en) | Adapter joint | |
| CN2286348Y (en) | Charger | |
| CN207938868U (en) | A kind of USB fork shifts socket | |
| CN201859969U (en) | Combined adapter for interface of vehicle-mounted cigarette lighter | |
| CN217769532U (en) | Multifunctional portable energy storage power supply | |
| CN2306584Y (en) | Power supplying device capable of changing power plug | |
| CN212695911U (en) | Multifunctional charging converter with USB (universal serial bus) male end | |
| CN213936807U (en) | Switching type multifunctional socket | |
| CN216598299U (en) | Socket assembly | |
| CN214506614U (en) | Vehicle-mounted seat plug-in type mobile power supply charger | |
| CN209944057U (en) | Integrated multipurpose portable folding table lamp | |
| CN213043589U (en) | Combined power adapter | |
| CN211789836U (en) | Deyie type intelligent WiFi control converter for safe use | |
| CN211789691U (en) | Moral formula intelligence wiFi control converter convenient to maintenance | |
| CN220155892U (en) | Multifunctional conversion plug |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |