CN102882078B - Multifunctional safe changeover plug - Google Patents
Multifunctional safe changeover plug Download PDFInfo
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- CN102882078B CN102882078B CN201210386002.XA CN201210386002A CN102882078B CN 102882078 B CN102882078 B CN 102882078B CN 201210386002 A CN201210386002 A CN 201210386002A CN 102882078 B CN102882078 B CN 102882078B
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- power
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- electrical terminals
- plug
- power input
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- CEOCDNVZRAIOQZ-UHFFFAOYSA-N pentachlorobenzene Chemical compound ClC1=CC(Cl)=C(Cl)C(Cl)=C1Cl CEOCDNVZRAIOQZ-UHFFFAOYSA-N 0.000 claims 8
- FPWNLURCHDRMHC-UHFFFAOYSA-N 4-chlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1 FPWNLURCHDRMHC-UHFFFAOYSA-N 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The invention discloses a multifunctional safe changeover plug. A casing of the multifunctional safe changeover plug comprises a base and a surface cover, wherein a printed circuit board (PCB) is installed in a containing cavity between the base and the surface cover, at least two power source input plugs are assembled on the base, the PCB is provided with power source input terminals and power source output plugs, and the surface cover is provided with a universal serial bus (USB) charging connector; a safe control module is arranged on the PCB and comprises output power-connection terminals and input power-connection terminals, wherein the input power-connection terminals respectively in electric connection with the corresponding power source input terminals, the safe control module is assembled on a safe control switch on the surface cover, the safe control switch is selectively and electrically connected with the input power-connection terminals, and the output power-connection terminals are respectively and electrically connected with the power source output plugs and the USB charging connector. In working, only one power source input plug can be in electrified connection with the power source output plugs and the USB charging connector, and the other power input plugs are disconnected and not electrified, so that the multifunctional safe changeover plug has the advantages of being high in safety.
Description
Technical field
The present invention relates to changeover plug technical field, particularly relate to a kind of Multifunctional safe changeover plug.
Background technology
Often structure is different for the socket of country variant, for the people gone on business, carries changeover plug and seems particularly necessary; Traditional changeover plug has generally comprised multiple power input plug (such as English rule plug, U.S. rule plug, Australia's rule plug, Europe rule plug etc.) and power output socket.
Traditional changeover plug generally adopts plastic parts mechanically to control power input plug and opens and regain, and namely ensures only to open a power input plug, and other power input plug is regained; But said structure is often due to design defect or plastic parts structure is malfunctioning etc. that problem can cause having opens multiple power input plug simultaneously, and even some product does not have plastic parts mechanical type control structure and can open all power input plugs simultaneously; The power input plug of traditional changeover plug is interconnected, when multiple power input plug is opened simultaneously, when wherein a power input plug is inserted into supply socket, all the other are opened but are not inserted into the power input plug of supply socket also can be charged, if staff touches the danger just having electric shock.
Summary of the invention
The object of the invention is to provide a kind of Multifunctional safe changeover plug for the deficiencies in the prior art, the danger that this Multifunctional safe changeover plug can avoid staff to get an electric shock effectively, security performance is high.
For achieving the above object, the present invention is achieved through the following technical solutions.
A kind of Multifunctional safe changeover plug, include housing, housing includes base and is installed in the cover above base, containing cavity is formed between base and cover, base is equiped with at least two power input plugs, PCB is equiped with in containing cavity, the corresponding each power input plug of PCB is equiped with power input terminal respectively, power input terminal is electrically connected with corresponding power input plug, PCB is also equiped with power output socket, cover corresponding power accessory power outlet offers jack, and cover is fitted with USB charging connector; PCB is provided with safety control module, safety control module includes and exports electrical terminals and input electrical terminals corresponding with each power input terminal respectively, input electrical terminals is electrically connected with corresponding power input terminal respectively, safety control module is fitted with and the Safe control switch exporting electrical terminals and be electrically connected, Safe control switch is installed in cover, Safe control switch is optionally electrically connected with input electrical terminals, exports electrical terminals and is electrically connected with power output socket and USB charging connector respectively.
Wherein, described PCB is provided with AC/DC module between described USB charging connector and described output electrical terminals, and AC/DC module is respectively with USB charging connector and export electrical terminals and be electrically connected.
Wherein, described AC/DC modules fit has transformer.
Wherein, the corresponding described PCB of described base is provided with support column, and PCB is screwed on the upper end of support column.
Wherein, described PCB is fitted with power supply indicator.
Beneficial effect of the present invention is: a kind of Multifunctional safe changeover plug of the present invention, its housing includes base and cover, PCB is equiped with in containing cavity between base and cover, base is equiped with at least two power input plugs, the corresponding each power input plug of PCB is equiped with power input terminal respectively, PCB is also equiped with power output socket, and cover corresponding power accessory power outlet offers jack, and cover is fitted with USB charging connector; PCB is provided with safety control module, safety control module includes and exports electrical terminals and input electrical terminals, input electrical terminals is electrically connected with corresponding power input terminal respectively, safety control module is fitted with the Safe control switch being installed in cover, Safe control switch is optionally electrically connected with input electrical terminals, exports electrical terminals and is electrically connected with power output socket and USB charging connector respectively.In the course of work of the present invention, Safe control switch optionally controls an input electrical terminals and is communicated with output electrical terminals, namely only have a power input plug can be energized with power output socket and USB charging connector, all the other power input plugs disconnect and not charged; Comprehensive above-mentioned situation is known, and for traditional crossover sub, the present invention has the high advantage of security performance.
Accompanying drawing explanation
Utilize accompanying drawing to be further detailed the present invention below, but the embodiment in accompanying drawing does not form any limitation of the invention.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation at another visual angle of the present invention.
Fig. 3 is decomposing schematic representation of the present invention.
Fig. 4 is the schematic diagram of safety control module of the present invention.
Fig. 5 is the structural representation of PCB of the present invention.
Include in Fig. 1 to Fig. 5:
1---housing 11---base 111---support column
12---cover 121---jack 13---containing cavities
2---power input plug 3---PCB 4---power input terminals
5---power output socket 6---USB charging connector 7---installation control modules
71---output electrical terminals 72---input electrical terminals 73---Safe control switch
8---AC/DC module 81---transformer 9---power supply indicators.
Embodiment
Below in conjunction with concrete execution mode, the present invention will be described.
As shown in Figures 1 to 5, a kind of Multifunctional safe changeover plug, include housing 1, housing 1 includes base 11 and is installed in the cover 12 above base 11, containing cavity 13 is formed between base 11 and cover 12, base 11 is equiped with at least two power input plugs 2, PCB 3 is equiped with in containing cavity 13, the corresponding each power input plug 2 of PCB 3 is equiped with power input terminal 4 respectively, power input terminal 4 is electrically connected with corresponding power input plug 2, PCB 3 is also equiped with power output socket 5, cover 12 corresponding power accessory power outlet 5 offers jack 121, cover 12 is fitted with USB charging connector 6, PCB 3 is provided with safety control module 7, safety control module 7 includes and exports electrical terminals 71 and input electrical terminals 72 corresponding with each power input terminal 4 respectively, input electrical terminals 72 is electrically connected with corresponding power input terminal 4 respectively, safety control module 7 is fitted with and the Safe control switch 73 exporting electrical terminals 71 and be electrically connected, Safe control switch 73 is installed in cover 12, Safe control switch 73 is optionally electrically connected with input electrical terminals 72, export electrical terminals 71 to be electrically connected with power output socket 5 and USB charging connector 6 respectively.
In the course of work of the present invention, Safe control switch 73 optionally controls an input electrical terminals 72 and is communicated with output electrical terminals 71, namely only have a power input plug 2 can be energized with power output socket 5 and USB charging connector 6, all the other power input plugs 2 disconnect and not charged; Comprehensive above-mentioned situation is known, and for traditional crossover sub, the present invention has the high advantage of security performance.
Wherein, the corresponding PCB 3 of base 11 is provided with support column 111, and PCB 3 is screwed on the upper end of support column 111.
Need to explain further, power input plug 2 of the present invention can be directly be connected with power input terminal 4 by electric power connection line, also push rod telescopic structure can be adopted to be installed on base 11, by push rod, power input plug 2 to be pushed out and gets back during use; Certainly, accordion structure can also be adopted to be installed on base 11, the anchor portion of power input plug 2 to extend in containing cavity 13 and with base 11 pivot joint, the free end of power input plug 2 is opened or is accommodated in the corresponding accommodating groove of base 11 (as shown in Figure 1 to Figure 3).
Further, Safe control switch 73 of the present invention can be rotary switch, slide switch or electronic switch etc., wherein, each power input plug 2 of the present invention is a corresponding gear respectively, U.S. rule plug gear is provided with for U.S.'s rule plug, English rule plug is provided with English rule plug gear, and Safe control switch 73 only environmentally need be adjusted to corresponding gear by user.In addition, the present invention is to the not restriction of the type of power output socket 5, and namely power output socket 5 of the present invention can be universal contact receptacle, English rule socket, U.S. rule socket, Chinese socket, Australia socket or European socket etc.
As preferred embodiment, PCB 3 to be provided with AC/DC module 8, AC/DC module 8 between electrical terminals 71 respectively with USB charging connector 6 and export electrical terminals 71 and be electrically connected in USB charging connector 6 and exporting; Wherein, AC/DC module 8 is fitted with transformer 81.In use procedure of the present invention, AC/DC module 8 converts direct current to for the alternating current inputted by power input plug 2, transformer 81 for adjusting the electric current inputing to USB charging connector 6, and then makes USB charging connector 6 meet the requirement of charging to the electronic product such as mobile phone, camera DC low-voltage.
As preferred embodiment, PCB 3 is fitted with power supply indicator 9.Power supply indicator 9 is mainly used in pointing out conducting state of the present invention, and when a wherein power input plug 2 is inserted into supply socket and Safe control switch 73 is adjusted to the gear corresponding with this power input plug 2, power supply indicator 9 just lights; When power supply indicator 9 does not work, the present invention is in non-conducting state, and now, power input plug 2 is not inserted into supply socket or Safe control switch 73 is not adjusted to corresponding gear.
Below in conjunction with accompanying drawing and concrete course of action, the present invention will be described in detail, be specially: as shown in Figure 1 to Figure 3, power input plug 2 of the present invention includes U.S. rule plug and English rule insert first two, wherein, U.S. rule plug and English rule plug all adopt above-mentioned accordion structure to be installed on base 11, accordingly, Safe control switch 73 is provided with U.S. rule plug gear (the US gear shown in Fig. 1 and Fig. 2) and English rule plug gear (the UK gear shown in Fig. 1 and Fig. 2), the anchor portion of U.S. rule plug and English rule plug is provided with rivet contacts respectively, when U.S.'s rule plug or English rule plug are opened, corresponding rivet contacts contacts with corresponding power input terminal 4, when U.S.'s rule plug or English rule plug are not opened, the free end of U.S. rule plug or English rule plug is accommodated in the accommodating groove of base 11, need to explain further, the power input terminal 4 shown in Fig. 1 to Fig. 3 is contact flat spring formula terminal, when opening U.S. rule plug and be inserted in corresponding U.S. rule supply socket, Safe control switch 73 is adjusted to US gear by user, now, the input electrical terminals 72 exporting electrical terminals 71 and U.S. advises plug corresponding is communicated with by Safe control switch 73, U.S. rule plug and power output socket 5 and USB charging connector 6 conducting, power supply indicator 9 lights, user can by power output socket 5 pairs of power consumption equipment energisings and by USB charging connector 6 pairs of mobile phones under U.S.A advises the environment of supply socket, the electronic products such as camera charge, English rule plug is now in off-state and not charged, when opening English rule plug and be inserted in corresponding English rule supply socket, Safe control switch 73 is adjusted to UK gear by user, now, output electrical terminals 71 is communicated with to the input electrical terminals 72 that English advises plug corresponding by Safe control switch 73, English rule plug and power output socket 5 and USB charging connector 6 conducting, power supply indicator 9 lights, user can by power output socket 5 pairs of power consumption equipment energisings and by USB charging connector 6 pairs of mobile phones under the environment of supply socket advised in English, the electronic products such as camera charge, U.S. rule plug is now in off-state and not charged.
Above content is only preferred embodiment of the present invention, and for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, this description should not be construed as limitation of the present invention.
Claims (5)
1. a Multifunctional safe changeover plug, include housing (1), housing (1) includes base (11) and is installed in the cover (12) of base (11) top, containing cavity (13) is formed between base (11) and cover (12), it is characterized in that: base (11) is equiped with at least two power input plugs (2), PCB (3) is equiped with in containing cavity (13), the corresponding each power input plug (2) of PCB (3) is equiped with power input terminal (4) respectively, power input terminal (4) is electrically connected with corresponding power input plug (2), PCB (3) is also equiped with power output socket (5), cover (12) corresponding power accessory power outlet (5) offers jack (121), cover (12) is fitted with USB charging connector (6), PCB (3) is provided with safety control module (7), safety control module (7) includes and exports electrical terminals (71) and input electrical terminals (72) corresponding with each power input terminal (4) respectively, input electrical terminals (72) is electrically connected with corresponding power input terminal (4) respectively, safety control module (7) is fitted with and the Safe control switch (73) exporting electrical terminals (71) and be electrically connected, Safe control switch (73) is installed in cover (12), Safe control switch (73) is optionally electrically connected with input electrical terminals (72), export electrical terminals (71) to be electrically connected with power output socket (5) and USB charging connector (6) respectively.
2. a kind of Multifunctional safe changeover plug according to claim 1, it is characterized in that: described PCB (3) is provided with AC/DC module (8) between described USB charging connector (6) and described output electrical terminals (71), AC/DC module (8) is respectively with USB charging connector (6) and export electrical terminals (71) and be electrically connected.
3. a kind of Multifunctional safe changeover plug according to claim 2, is characterized in that: described AC/DC module (8) is fitted with transformer (81).
4. a kind of Multifunctional safe changeover plug according to claim 3, is characterized in that: the corresponding described PCB (3) of described base (11) is provided with support column (111), and PCB (3) is screwed on the upper end of support column (111).
5. a kind of Multifunctional safe changeover plug according to Claims 1-4 any one, is characterized in that: described PCB (3) is fitted with power supply indicator (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210386002.XA CN102882078B (en) | 2012-10-12 | 2012-10-12 | Multifunctional safe changeover plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210386002.XA CN102882078B (en) | 2012-10-12 | 2012-10-12 | Multifunctional safe changeover plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102882078A CN102882078A (en) | 2013-01-16 |
| CN102882078B true CN102882078B (en) | 2014-12-31 |
Family
ID=47483309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210386002.XA Expired - Fee Related CN102882078B (en) | 2012-10-12 | 2012-10-12 | Multifunctional safe changeover plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102882078B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014154802A (en) * | 2013-02-13 | 2014-08-25 | Panasonic Corp | Usb receptacle |
| CN103162264A (en) * | 2013-03-29 | 2013-06-19 | 李洪普 | Detachable power supply used for lamp |
| CN203660220U (en) * | 2013-11-20 | 2014-06-18 | 梁权然 | Universal conversion socket |
| CN103700998B (en) * | 2014-01-02 | 2017-01-25 | 梁权然 | Push-out and retractable multifunctional socket |
| CN104856407B (en) * | 2015-04-22 | 2016-08-17 | 柯慧子 | A kind of trolley luggage of band charging device |
| CN108039629A (en) * | 2017-12-01 | 2018-05-15 | 重庆睿豪科技发展有限公司 | The band Mobile phone charging socket power supply adapter that a kind of suitable office space uses |
| US10845773B2 (en) * | 2019-02-22 | 2020-11-24 | Abb Schweiz Ag | Selector for field devices |
| TWI767658B (en) * | 2020-09-30 | 2022-06-11 | 貿聯國際股份有限公司 | Adapter |
Citations (5)
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| CN201181794Y (en) * | 2008-04-16 | 2009-01-14 | 许亦恒 | Combination type conversion socket for USB power supply port and lightning protection interface with network wire |
| CN201210568Y (en) * | 2008-03-28 | 2009-03-18 | 许亦恒 | Combined conversion socket having USB interface |
| US7950938B1 (en) * | 2010-08-05 | 2011-05-31 | TZT Industry (M) SDN, BHD. | Universal plug adapter |
| CN201893485U (en) * | 2010-05-11 | 2011-07-06 | 诺特克国际（中国）有限公司 | Multifunctional plug socket with USB (Universal Serial Bus) interface |
| CN202906127U (en) * | 2012-10-12 | 2013-04-24 | 梁权然 | Multifunctional safety changeover plug |
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2012
- 2012-10-12 CN CN201210386002.XA patent/CN102882078B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201210568Y (en) * | 2008-03-28 | 2009-03-18 | 许亦恒 | Combined conversion socket having USB interface |
| CN201181794Y (en) * | 2008-04-16 | 2009-01-14 | 许亦恒 | Combination type conversion socket for USB power supply port and lightning protection interface with network wire |
| CN201893485U (en) * | 2010-05-11 | 2011-07-06 | 诺特克国际（中国）有限公司 | Multifunctional plug socket with USB (Universal Serial Bus) interface |
| US7950938B1 (en) * | 2010-08-05 | 2011-05-31 | TZT Industry (M) SDN, BHD. | Universal plug adapter |
| CN202906127U (en) * | 2012-10-12 | 2013-04-24 | 梁权然 | Multifunctional safety changeover plug |
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| Publication number | Publication date |
|---|---|
| CN102882078A (en) | 2013-01-16 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151008 Address after: 511300, Guangdong, Guangzhou province Zengcheng District, Xintang Town, new pier village, flower base industrial park, East first floor Patentee after: GUANGZHOU WONPLUG ELECTRICAL CO.,LTD. Address before: 525000 Guangdong Province, Maoming City Maogang District civilization Road No. 61-1 Patentee before: Liang Quanran |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |