CN111211453A - Adapter and using method thereof - Google Patents
Adapter and using method thereof Download PDFInfo
- Publication number
- CN111211453A CN111211453A CN202010174477.7A CN202010174477A CN111211453A CN 111211453 A CN111211453 A CN 111211453A CN 202010174477 A CN202010174477 A CN 202010174477A CN 111211453 A CN111211453 A CN 111211453A
- Authority
- CN
- China
- Prior art keywords
- interface
- input
- wire
- adapter
- output
- 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.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/652—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding with earth pin, blade or socket
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/6608—Structural association with built-in electrical component with built-in single component
- H01R13/6616—Structural association with built-in electrical component with built-in single component with resistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R27/00—Coupling parts adapted for co-operation with two or more dissimilar counterparts
Abstract
The embodiment of the invention discloses an adapter and a using method thereof. The adapter comprises a shell, wherein a three-wire plug is arranged on one side of the shell, at least one three-hole socket is arranged on the other side of the shell, and the first end, the second end and the third end of the three-wire plug are respectively and correspondingly electrically connected with the first end, the second end and the third end of the three-hole socket; the circuit also comprises at least one group of input and output interfaces and a first resistor; the input and output interface comprises an input interface and an output interface which are correspondingly and electrically connected and are used for transmitting direct current signals; the negative electrode of the input interface is electrically connected with the first end of the first resistor, and the first end of the three-wire plug is electrically connected with the second end of the first resistor; wherein, the first end of three-wire plug is the ground wire end. The adapter provided by the embodiment of the invention can effectively remove the induced current generated at the low-voltage end, eliminate the induced current phenomenon and improve the user experience.
Description
Technical Field
The embodiment of the invention relates to a circuit switching technology, in particular to an adapter and a using method thereof.
Background
With the rapid development of personal portable electronic equipment, the two-wire power plug adapter quickly occupies most application scenes due to the advantages of small volume, high cost performance and the like.
The two-wire power plug adapter can convert high voltage (e.g., 220V) ac power to low voltage (e.g., 5V) dc power for charging the electronic device. However, the current leakage is guaranteed to be within a safe range by safety certification, but discomfort caused by induced current can still occur due to individual sensitivity difference of organisms such as people and pets. Therefore, it is necessary to eliminate the current generated by the induced current at the low voltage end.
Disclosure of Invention
The embodiment of the invention provides an adapter and a using method thereof, wherein the adapter can effectively remove induced current generated at a low-voltage end, eliminate the phenomenon of induced current and improve user experience.
In a first aspect, an embodiment of the present invention provides an adaptor, including a housing, where one side of the housing is provided with a three-wire plug, and the other side of the housing is provided with at least one three-hole socket, and a first end, a second end, and a third end of the three-wire plug are respectively and correspondingly electrically connected with the first end, the second end, and the third end of the three-hole socket; the circuit also comprises at least one group of input and output interfaces and a first resistor;
the input and output interface comprises an input interface and an output interface, and the input interface and the output interface are correspondingly and electrically connected and are used for transmitting direct current electric signals;
the negative electrode of the input interface is electrically connected with the first end of the first resistor, and the first end of the three-wire plug is electrically connected with the second end of the first resistor;
the first end of the three-wire plug is a ground wire end.
Optionally, a 5V and/or 12V dc signal is transmitted between the input interface and the output interface.
Optionally, a 5V dc signal is transmitted between the input interface and the output interface;
the input interface comprises any one of a Mini-USB interface, a Micro-USB interface or a USB Type-C interface;
the output interface comprises a USB Type-A interface or a USB Type-C interface.
Optionally, a 12V dc signal is transmitted between the input interface and the output interface;
the input interface and the output interface both comprise a 5.5mm stick interface.
Optionally, the three-wire socket further comprises a three-wire cable, and the first end, the second end and the third end of the three-wire plug are respectively and electrically connected with the first end, the second end and the third end of the three-wire socket through three wires of the three-wire cable.
Optionally, the resistor protection sleeve is further included, and the first resistor is located in the resistor protection sleeve.
Optionally, the input interface and the output interface in the same group of input/output interfaces are disposed on the same side of the housing; or the input interface and the output interface in the same group of input and output interfaces are arranged on two adjacent sides of the shell; or the input interface and the output interface in the same group of input and output interfaces are arranged on two opposite sides of the shell.
In a second aspect, an embodiment of the present invention further provides a method for using any one of the adapters, including:
inserting the adapter into a three-wire socket with a grounding wire;
inserting a two wire power adapter into a three hole receptacle of the adaptor;
inserting the output end of the two-wire power adapter into the input interface of the adapter;
and the output interface of the adapter is connected with the power supply interface of the electrical appliance by using a connecting wire.
The adaptor provided by the embodiment of the invention comprises a shell, wherein one side of the shell is provided with a three-wire plug, the other side of the shell is provided with at least one three-hole socket, and the first end, the second end and the third end of the three-wire plug are respectively and correspondingly electrically connected with the first end, the second end and the third end of the three-hole socket; the circuit also comprises at least one group of input and output interfaces and a first resistor; the input and output interface comprises an input interface and an output interface which are correspondingly and electrically connected and are used for transmitting direct current signals; the negative electrode of the input interface is electrically connected with the first end of the first resistor, and the first end of the three-wire plug is electrically connected with the second end of the first resistor; wherein, the first end of three-wire plug is the ground wire end. When the adapter is used, the adapter is inserted into a three-wire socket with a grounding wire, and the three-wire socket provides a high-voltage alternating-current signal; the two-wire power adapter converts a high voltage ac signal to a low voltage dc signal by plugging the two-wire power adapter into a three-hole receptacle of the adapter; by inserting the output end of the two-wire power adapter into the input interface of the adapter, when a low-voltage direct-current signal is transmitted from the input interface to the output interface, the induced electricity can be transmitted to the ground wire end through the first resistor; the output interface of the adapter is connected with the power supply interface of the electric appliance by using the connecting wire, so that the problem that the low-voltage end has induction electricity when the existing two-wire power adapter is used is solved, and the user experience is improved.
Drawings
Fig. 1 is a schematic perspective view of an adapter according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an internal structure of an adapter according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an internal structure of another adapter provided in the embodiment of the present invention;
FIG. 4 is a schematic structural diagram of another adapter provided in the embodiments of the present invention;
FIG. 5 is a flow chart illustrating a method for using the adapter according to an embodiment of the present invention;
fig. 6 is a schematic view of a usage scenario of an adaptor according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. It should be noted that the terms "upper", "lower", "left", "right", and the like used in the description of the embodiments of the present invention are used in the angle shown in the drawings, and should not be construed as limiting the embodiments of the present invention. In addition, in this context, it is also to be understood that when an element is referred to as being "on" or "under" another element, it can be directly formed on "or" under "the other element or be indirectly formed on" or "under" the other element through an intermediate element. The terms "first," "second," and the like, are used for descriptive purposes only and not for purposes of limitation, and do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Fig. 1 is a schematic perspective view of an adapter according to an embodiment of the present invention, and fig. 2 is a schematic internal structure of the adapter according to the embodiment of the present invention. Referring to fig. 1 and 2, the adaptor provided in the present embodiment includes a housing 10, a three-wire plug 20 is disposed on one side of the housing 10, and at least one three-hole socket 30 is disposed on the other side of the housing, and a first end, a second end, and a third end of the three-wire plug 20 are electrically connected to a first end, a second end, and a third end of the three-hole socket 30, respectively; also includes at least one set of input/output interface 40 and first resistor 50; the input/output interface 40 includes an input interface 41 and an output interface 42, the input interface 41 and the output interface 42 are electrically connected correspondingly, and are used for transmitting a direct current electrical signal; the negative electrode of the input interface 41 is electrically connected with the first end of the first resistor 50, and the first end of the three-wire plug 20 is electrically connected with the second end of the first resistor 50; wherein the first end of the three-wire plug 20 is a ground wire end.
It will be appreciated that the first, second and third terminals of the three-wire plug 20 may be a ground terminal, a neutral terminal and a fire terminal, respectively, which may be used to transmit 220V ac power. The adaptor shown in fig. 1 includes one three-jack socket 30 and one set of input/output interfaces 40, which are only schematic and not limiting to the embodiment of the present invention, and in other embodiments, the adaptor may include a plurality of three-jack sockets 30, and may also include a plurality of sets of input/output interfaces 40, where the three-jack socket 30 is disposed on the opposite side of the three-jack plug 20, and the input/output interfaces 40 are disposed on the side of the housing, which is only schematic and may be set according to actual requirements when implemented. By connecting the negative electrode of the input interface 41 with the ground terminal through the first resistor 50, the first resistor 50 can guide the induced electricity into the ground terminal, thereby achieving the purpose of eliminating the induced electricity. In specific implementation, the resistance of the first resistor 50 may be designed according to actual requirements, for example, 1k Ω, 2k Ω, and the like may be selected. In one embodiment, optionally, the high-pressure area and the low-pressure area of the adapter are respectively provided with separate structural cabins, so that the electrical insulation and isolation requirements of the high-pressure cabin and the low-pressure cabin are ensured, and other parameters such as flame retardance, electrical property and the like also meet the national standard of the socket or the adapter.
When the adaptor provided by the embodiment is used, the adaptor is inserted into a three-wire socket with a grounding wire, and the three-wire socket provides a high-voltage alternating-current signal; the two-wire power adapter converts a high voltage ac signal to a low voltage dc signal by plugging the two-wire power adapter into a three-hole receptacle of the adapter; by inserting the output end of the two-wire power adapter into the input interface of the adapter, when a low-voltage direct-current signal is transmitted from the input interface to the output interface, the induced electricity can be transmitted to the ground wire end through the first resistor; the output interface of the adapter is connected with the power supply interface of the electric appliance by using the connecting wire, so that the problem that the low-voltage end has induction electricity when the existing two-wire power adapter is used is solved, and the user experience is improved. The adapter makes full use of the existing accessories, does not change the structural design of the original product, is green and environment-friendly, and is easy to use.
On the basis of the above technical solution, optionally, 5V and/or 12V dc signals are transmitted between the input interface 41 and the output interface 42.
It is understood that the charging voltage of the existing electronic device includes 5V, 12V, etc., and therefore the input interface 41 and the output interface 42 may be configured to transmit 5V and/or 12V dc signals. In other embodiments, the input/output interface may also transmit other voltage signals, for example, 9V, and the specific implementation may be designed according to the actual application scenario.
Optionally, a 5V dc signal is transmitted between the input interface 41 and the output interface 42; the input interface 41 comprises any one of a Mini-USB interface, a Micro-USB interface or a USB Type-C interface; output interface 42 comprises a USB Type-a interface or a USB Type-C interface.
It can be understood that USB is an abbreviation of Universal Serial Bus (USB), and the USB interface can be used for both data transmission and power supply.
Optionally, a 12V dc signal is transmitted between the input interface 41 and the output interface 42; the input interface 41 and the output interface 42 each comprise a 5.5mm stick interface.
It will be appreciated that 5.5mm wand sockets are commonly used to power laptop computers, displays, monitoring devices and the like. In other embodiments, the input interface 41 and the output interface 42 may also be set to other voltages, and other types of power supply interfaces may be designed according to actual requirements when implemented.
Fig. 3 is a schematic diagram illustrating an internal structure of another adapter according to an embodiment of the present invention. Referring to fig. 3, optionally, the adaptor provided in this embodiment further includes a resistor protection sleeve 60, and the first resistor 50 is located in the resistor protection sleeve 60. The resistor protection sleeve 60 is used for protecting the first resistor 50, so that the installation mode of the resistor protection sleeve conforms to the international electrical safety standard.
Fig. 4 is a schematic structural diagram of another adapter according to an embodiment of the present invention. Referring to fig. 4, optionally, the adaptor provided in the present embodiment further includes a three-wire cable 70, and the first end, the second end and the third end of the three-wire plug 20 are electrically connected to the first end, the second end and the third end of the three-hole socket 30 respectively through three wires (not shown in fig. 4) of the three-wire cable 70.
Through setting up three-way cable 70, three-way cable 70 is as the extension line, can be used for the scene of charging wire for not long enough, and the user need not to be close to the wall socket when using electronic equipment, increases home range.
In one embodiment, optionally, the maximum current between the three-wire plug and the three-jack receptacle is less than or equal to 1A.
In one embodiment, optionally, the maximum current between the input interface and the output interface is less than or equal to 1A.
In the embodiment, the maximum current of the high-voltage end and the maximum current of the low-voltage end are set to be less than 1A, so that the safety of the adapter in the case of small size can be ensured. In other embodiments, a high-power adapter can be designed under the condition that the electrical standard is met.
Optionally, the input interface and the output interface in the same group of input and output interfaces are arranged on the same side of the shell; or the input interface and the output interface in the same group of input and output interfaces are arranged on two adjacent sides of the shell; or the input interface and the output interface in the same group of input and output interfaces are arranged on two opposite sides of the shell.
For example, with reference to fig. 1, the input interface 41 and the output interface 42 in fig. 1 are disposed on the same side of the casing 10, in other embodiments, the input interface 41 and the output interface 42 may be disposed oppositely, that is, disposed on two opposite sides of the casing 10, or disposed on two adjacent sides, which is not limited in this embodiment of the present invention. In other embodiments, the input interface 41 and the output interface 42 may be located on the same side of the triple-jack socket 30, and the implementation may be flexibly configured according to the size of the adaptor.
Fig. 5 is a schematic flow chart illustrating a method for using an adapter according to an embodiment of the present invention, where the method for using the adapter is applicable to any one of the adapters provided in the above embodiments, and the using includes:
step S110, the adaptor is plugged into a three-wire socket having a ground wire.
And S120, inserting the two-wire power adapter into the three-hole socket of the adapter.
And S130, inserting the output end of the two-wire power adapter into the input interface of the adapter.
And step S140, connecting the output interface of the adapter with the power supply interface of the electrical appliance by using the connecting wire.
For example, fig. 6 is a schematic view illustrating a usage scenario of an adaptor according to an embodiment of the present invention, referring to fig. 6, the adaptor 100 provided in this embodiment is inserted into a three-wire socket 200 on a wall, a two-wire power adapter 300 is inserted into a three-wire socket 30 of the adaptor 100, an output terminal 301 of the two-wire power adapter 300 is inserted into an input interface 41 of the adaptor 100, and a connection line 400 connects an output interface 42 of the adaptor 100 with a power supply interface 501 of an electrical appliance 500.
It should be noted that, in the above usage method, the sequence of steps S110 to S140 is not limited, and the operation sequence may be changed arbitrarily during specific implementation, which does not affect the technical effect of the adapter to eliminate the induced electricity.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (8)
1. The adapter is characterized by comprising a shell, wherein one side of the shell is provided with a three-wire plug, the other side of the shell is provided with at least one three-hole socket, and a first end, a second end and a third end of the three-wire plug are respectively and correspondingly and electrically connected with a first end, a second end and a third end of the three-hole socket; the circuit also comprises at least one group of input and output interfaces and a first resistor;
the input and output interface comprises an input interface and an output interface, and the input interface and the output interface are correspondingly and electrically connected and are used for transmitting direct current electric signals;
the negative electrode of the input interface is electrically connected with the first end of the first resistor, and the first end of the three-wire plug is electrically connected with the second end of the first resistor;
the first end of the three-wire plug is a ground wire end.
2. The adapter according to claim 1, characterized in that 5V and/or 12V dc signals are transmitted between the input interface and the output interface.
3. The adaptor according to claim 2, wherein a 5V DC signal is transmitted between the input interface and the output interface;
the input interface comprises any one of a Mini-USB interface, a Micro-USB interface or a USB Type-C interface;
the output interface comprises a USB Type-A interface or a USB Type-C interface.
4. The adaptor of claim 2, wherein a 12V dc signal is transmitted between the input interface and the output interface;
the input interface and the output interface both comprise a 5.5mm stick interface.
5. The adaptor of claim 1 further comprising a three-wire cable, said three-wire plug having first, second and third ends respectively electrically connected to said three-hole receptacle at first, second and third ends thereof by three wires of said three-wire cable.
6. The adaptor of claim 1, further comprising a resistive protective sheath, the first resistor being located within the resistive protective sheath.
7. The adaptor according to any one of claims 1 to 6, wherein the input interface and the output interface in the same set of input/output interfaces are disposed on the same side of the housing; or the input interface and the output interface in the same group of input and output interfaces are arranged on two adjacent sides of the shell; or the input interface and the output interface in the same group of input and output interfaces are arranged on two opposite sides of the shell.
8. A method of using an adapter suitable for use in any one of claims 1 to 7, comprising:
inserting the adapter into a three-wire socket with a grounding wire;
inserting a two wire power adapter into a three hole receptacle of the adaptor;
inserting the output end of the two-wire power adapter into the input interface of the adapter;
and the output interface of the adapter is connected with the power supply interface of the electrical appliance by using a connecting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010174477.7A CN111211453A (en) | 2020-03-13 | 2020-03-13 | Adapter and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010174477.7A CN111211453A (en) | 2020-03-13 | 2020-03-13 | Adapter and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111211453A true CN111211453A (en) | 2020-05-29 |
Family
ID=70788904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010174477.7A Pending CN111211453A (en) | 2020-03-13 | 2020-03-13 | Adapter and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111211453A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563832A (en) * | 2020-12-23 | 2021-03-26 | 维沃移动通信有限公司 | Protection circuit of USB interface and electronic equipment |
-
2020
- 2020-03-13 CN CN202010174477.7A patent/CN111211453A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563832A (en) * | 2020-12-23 | 2021-03-26 | 维沃移动通信有限公司 | Protection circuit of USB interface and electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8696368B2 (en) | Wall mountable universal serial bus and alternating current power sourcing receptacle | |
| CN100367577C (en) | Keyed universal power tip and power source connectors | |
| EP1310048B1 (en) | Modular power line network adapter | |
| CN102075081B (en) | Power supper and power supply system | |
| MX2013015293A (en) | Wiring device with integrated direct current output. | |
| US20160055996A1 (en) | Wall mountable rocker switch and universal serial bus power sourcing receptacle | |
| US20040130213A1 (en) | Multiple outlet DC power module | |
| CN111211453A (en) | Adapter and using method thereof | |
| CN211377084U (en) | Adapter | |
| CN211320488U (en) | Intelligent socket | |
| CN205452708U (en) | Intelligent socket | |
| KR200451294Y1 (en) | Multi-receptacle with separate plug easy to extend of cable | |
| CN202127115U (en) | Combination type universal sequence bus connector | |
| WO2020029485A1 (en) | Multifunctional socket | |
| CN216214655U (en) | High-current shunt connector | |
| CN214706490U (en) | Electric connector with wire separation structure | |
| CN219458245U (en) | Adapter connector | |
| CN214953731U (en) | Handheld measuring equipment and power adapter | |
| CN212542310U (en) | Connecting terminal of RVV copper wire flexible conductor and DZ47 series circuit breaker | |
| CN220107808U (en) | Power module, power adapter and power | |
| KR20190140784A (en) | Connector with surge protection and Printed circuit borad including the same | |
| CN111817582A (en) | Power adapter hides subassembly | |
| CN211795268U (en) | Quick-connection type integral cabinet | |
| CN202221833U (en) | Novel socket | |
| CN212783955U (en) | Intelligent socket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |