CN106848734B - Electromagnetic socket and magnetic plug - Google Patents
Electromagnetic socket and magnetic plug Download PDFInfo
- Publication number
- CN106848734B CN106848734B CN201611184821.0A CN201611184821A CN106848734B CN 106848734 B CN106848734 B CN 106848734B CN 201611184821 A CN201611184821 A CN 201611184821A CN 106848734 B CN106848734 B CN 106848734B
- Authority
- CN
- China
- Prior art keywords
- socket
- circuit
- magnetic
- resistance
- electrically connected
- 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.)
- Active
Links
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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/6205—Two-part coupling devices held in engagement by a magnet
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
-
- 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
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
-
- 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
- H01R13/70—Structural association with built-in electrical component with built-in switch
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention relates to a kind of electromagnetic socket and magnetic plugs.The electromagnetic socket, including socket body and the socket contact sheet being set in the socket body, the socket and magnetic plug are used cooperatively and further include the magnetic conversion circuit being set in the socket body and the touch switch for being set to the socket body surface.Magnetic regions are arranged by the way that electromagnetic switching circuit is arranged on socket in the present invention on plug, solve the problems, such as that plugs and sockets is anti-loosening using the magnetic principle that there is a natural attraction between the sexes, identical charges repel each other, while convenient plug is transferred to from socket.In addition, change the polarity of electromagnetism and the size of magnetism using the touch switch being set on socket with can be convenient, and it can control magnetic conversion circuit and be in nonmagnetic state to realize energy conservation.
Description
Technical field
The invention belongs to switching technique fields, and in particular to a kind of electromagnetic socket and magnetic plug.
Background technique
Plugs and sockets used at present is mostly the metal by metal inserting column or inserted sheet the insertion socket being arranged on plug
The connection of power supply line is realized in hole, and the connection of plug and socket is all to be inserted into the pin of plug on socket firmly with manpower, this company
The not mutual fixation device of mode is connect, the elastic clamping stagnation plug or jack and plug of the elastic element of socket are uniquely relied on
Frictional force clamping stagnation plug.After long-time use, once elastic element flexibility decrease or the frictional force of jack and plug reduce,
It will cause pin and the phenomenon that female contact is bad or plug from falling.
In order to prevent in use, the phenomenon that not clamping plug of elastic element even can't clip plug is inserted in design
When head, socket, often will increase elastic element elasticity, increase on socket the methods of frictional force of jack and plug guarantee plug with
The combination of socket.This often will cause the difficulty that patches of manpower, in order to solve this problem, Chinese patent literature
CN104882722A, name of patent application are that one piece of strong magnet is arranged on plug, sets on socket in magnetic plug and socket
It is equipped with iron plate, when plug is inserted into socket, the contact copper sheet by the powerful attraction of magnet by plug with socket is fitted closely
Together, it solves the problems, such as the pin of plug and female contact is bad or plug from falling.Similar patent further include:
CN106058567A, CN103996922A etc..
But high-power in use, depositing due to plug and resilient element contacts resistance, socket and line contacts resistance
Certain heat can be being generated, the thermal expansion of plug Yu socket part structure is caused, along with the suction of magnet, is leading to plug
It is difficult to extract from socket.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, the present invention provides a kind of electromagnetic socket and magnetic plugs.
An embodiment provides a kind of electromagnetic socket, including socket body and it is set to the socket body
Interior socket contact sheet, wherein the socket and magnetic plug are used cooperatively and further include the magnetic being set in the socket body
Property conversion circuit and the touch switch for being set to the socket body surface.
In one embodiment of the invention, the touch switch electrical connection magnetic conversion circuit, including the pole N, the pole S
With nonmagnetic three kinds of transition status.
In one embodiment of the invention, the magnetic size of the pole N and the pole S by the touch action of user into
Row adjustment.
In one embodiment of the invention, the electromagnet in the magnetic conversion circuit is set to the socket body
Below jack position.
In one embodiment of the invention, the magnetic conversion circuit include the first input circuit, the second input circuit,
Electromagnetic circuit and comparison circuit；Wherein,
The first of the comparison circuit compare output end and second compare output end be respectively electrically connected to it is described first input
The input terminal of the input terminal of circuit and second input circuit, the output end of first input circuit and second input
The output end of circuit is respectively electrically connected to the first input end and the second input terminal of the electromagnetic circuit.
In one embodiment of the invention, the comparison circuit includes the first slide rheostat (SR1), comparator
(COMP), the 7th diode (D7), phase inverter (NV), the 7th resistance (R7), the 8th resistance (R8) and first compare output end
(A), second compares output end (B)；Wherein, first slide rheostat (SR1) is electrically connected to high level (VCC) and ground terminal
(GND) between and its sliding end is electrically connected to the first input end of the comparator (COMP), the 7th resistance (R7) and institute
The 8th resistance (R8) is stated to be sequentially connected in series in high level (VCC) and ground terminal (GND) between and the comparator (COMP) it is second defeated
Enter end be electrically connected to the 7th resistance (R7) concatenated with the 8th resistance (R8) formed node at, the 7th diode
(D7) output end of the comparator (COMP) is electrically connected to compared with first between output end (A), phase inverter (NV) electricity
It is connected to described first and compares output end (A) compared with described second between output end (B)；
The electromagnetic circuit includes the second slide rheostat (SR2) and electromagnet；Second slide rheostat (SR2)
Both ends are electrically connected to one end of the electromagnet, sliding end be electrically connected to the output end of second input circuit and with institute
The sliding end for stating the first slide rheostat (SR1) is connected；The other end of the electromagnet is electrically connected to first output
The output end of circuit.
In one embodiment of the invention, first slide rheostat (SR1) and second slide rheostat
It (SR2) include the first glissile segment, conducting line segment and the second glissile segment；First glissile segment, the conducting line segment and described second
Glissile segment is successively connected in series and the resistance value ratio of first glissile segment and second glissile segment is equal to the 8th resistance
(R8) with the resistance value ratio of the 7th resistance (R7)；Insulation material is provided on the conducting line segment of first slide rheostat (SR1)
Material.
In one embodiment of the invention, the resistance value ratio of first glissile segment and second glissile segment is 1:1.
Another embodiment of the present invention provides a kind of magnetic plug, including plug body and it is set to the plug
Header contact on matrix, wherein the plug and electromagnetic socket are used cooperatively and at it at the header contact position
Magnetic regions are provided with, and the magnetic regions are used to magnetic plug insertion is had in user the electromagnetism of anisotropic magnetic
Insertion power-assisted is provided when socket and is provided when the magnetic plug is extracted the electromagnetic socket for having same sex magnetism by user
Transfer to power-assisted.
In one embodiment of the invention, the magnetic regions are set to the plug body and connect with the header contact
In the base plane of touching.
Magnetic regions are arranged by the way that electromagnetic switching circuit is arranged on socket in the embodiment of the present invention on plug, utilize magnetic
Property the principle that there is a natural attraction between the sexes, identical charges repel each other realize the anti-loosening effect of plugs and sockets, while convenient plug is transferred to from socket.Separately
Outside, change the polarity of electromagnetism and the size of magnetism using the touch switch being set on socket with can be convenient, and can control
It makes magnetic conversion circuit and is in nonmagnetic state to realize energy conservation.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of electromagnetic socket provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of magnetic plug provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of magnetic conversion circuit provided in an embodiment of the present invention；
Fig. 4 is a kind of circuit diagram of magnetic conversion circuit provided in an embodiment of the present invention；
Fig. 5 is a kind of circuit diagram of power-switching circuit provided in an embodiment of the present invention；And
Fig. 6 is a kind of slide rheostat and the matched structural schematic diagram of touch switch provided in an embodiment of the present invention.
Specific embodiment
Further detailed description is done to the present invention combined with specific embodiments below, but embodiments of the present invention are not limited to
This.
Referring to Figure 1 and Fig. 2, Fig. 1 are a kind of structural schematic diagram of electromagnetic socket provided in an embodiment of the present invention；Fig. 2 is
A kind of structural schematic diagram of magnetic plug provided in an embodiment of the present invention.
The electromagnetic socket 10 may include: socket body 11, the socket contact sheet being set in socket body 11, be set to it is slotting
The intracorporal magnetic conversion circuit of seat base and the touch switch 13 for being set to the socket body surface.
Wherein, magnetic conversion circuit includes electromagnet, and electromagnet is set to below 15 position of jack of socket body 11, with
Magnetic regions 17 are formed at 15 position of jack of socket body 11.
Touch switch 13 is preferably divided into the pole N, nonmagnetic, three kinds of the pole S transition status, meanwhile, the magnetic size of the pole N and the pole S
It can be adjusted by the touch action of user, adjustment mode preferably according to touch switch 13 and is set to magnetic conversion electricity
Slide rheostat matching is realized in road.
The magnetic plug 20 may include plug body 21, the header contact being set in plug body 23, magnetic regions
The plug 20 is set at 23 position of header contact, preferably magnetic regions are set to plug body 21 and header contact
At the base plane 25 of 23 contacts.The magnetic regions can be formed by the magnetic material being set in base plane, be also possible to
It is formed by the electromagnet mechanism being similar in electromagnetic socket, no limitations are hereby intended, it is preferred to use magnetic material.
In actual use, by after magnetic (pole N) plug 20 insertion electromagnetic socket 10, user's sliding touch is switched
13, the magnetism of magnetic regions 17 is converted to by the pole S by magnetic conversion circuit, and adjust magnetic size to realize magnetic plug
20 are automatically drawn into electromagnetic socket 10.When preparing to transfer to magnetic (pole N) plug 20, user's sliding touch switch 13 passes through magnetic
Property conversion circuit by the magnetism of magnetic regions 17 be converted to the pole N generate, and adjust magnetic size to realize magnetic plug 20 from
In electromagnetic socket of moving out of 10.In the case where the jack does not use, at user's sliding touch switch 13 to nonmagnetic position, break
Magnetic conversion circuit is opened, i.e., circuit does not work when not in use, realizes energy-saving effect.
Optionally, electromagnetic socket 10, magnetic plug 20 are two foot plug and socket of power source, three-pin power plug socket, electronics
Device data line, network wire plug socket etc..The socket can be fixed in wall or equipment, be also possible to that there is extension to connect
Line plate socket.
The present embodiment provides attraction when plug is inserted into socket, is inserting by the way that magnetic conversion module is arranged in socket
Repulsive force is provided when head extracts socket to realize the power-assisted during plug plug.In addition, utilizing the touching being set on socket
Control switch changes the polarity of electromagnetism and the size of magnetism in which can be convenient, and can control magnetic conversion circuit and be in nonmagnetic
State is to realize energy conservation.
Embodiment two
Fig. 3 is referred to, Fig. 3 is a kind of structural schematic diagram of magnetic conversion circuit provided in an embodiment of the present invention.The circuit
Structure is for realizing the function of converting magnetic in electromagnetic socket.Specifically, the magnetic conversion circuit include the first input circuit,
Second input circuit, electromagnetic circuit and comparison circuit；Wherein, the first of the comparison circuit compares output end and second more defeated
Outlet is respectively electrically connected to the input terminal of first input circuit and the input terminal of second input circuit, and described first is defeated
The output end of the output end and second input circuit that enter circuit is respectively electrically connected to the first input end of the electromagnetic circuit
With the second input terminal.
Specifically, Fig. 4 is referred to, Fig. 4 is a kind of circuit diagram of magnetic conversion circuit provided in an embodiment of the present invention.
The circuit include: first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6,
7th resistance R7, the 8th resistance R8, the first triode Q1, the second triode Q2, third transistor Q3, the 4th triode Q4,
One diode D1, the second diode D2, third diode D3, the 4th diode D4, the 5th diode D5, the 6th diode D6,
7th diode D7, electromagnet, the first slide rheostat SR1, the second slide rheostat SR2, comparator COMP, phase inverter NV.
Specifically:
The comparison circuit includes the first slide rheostat (SR1), comparator (COMP), the 7th diode (D7), reverse phase
Device (NV), the 7th resistance (R7), the 8th resistance (R8) and first compare output terminals A, second compare output end B；Wherein, described
One slide rheostat (SR1) is electrically connected to high level (VCC) and ground terminal (GND) between and its sliding end be electrically connected to the ratio
Compared with the first input end of device (COMP), the 7th resistance (R7) and the 8th resistance (R8) are sequentially connected in series in high level (VCC)
Between ground terminal (GND) and the second input terminal of the comparator (COMP) be electrically connected to the 7th resistance (R7) with it is described
At the node that 8th resistance (R8) concatenation is formed, the 7th diode (D7) is electrically connected to the output of the comparator (COMP)
Compared with first between output terminals A, the phase inverter (NV) is electrically connected to described first and compares output terminals A and second ratio at end
Compared between output end B；
The electromagnetic circuit includes the second slide rheostat (SR2) and electromagnet；Second slide rheostat (SR2)
Both ends are electrically connected to one end of the electromagnet, sliding end be electrically connected to the output end of second input circuit and with institute
The sliding end for stating the first slide rheostat (SR1) is connected；The other end of the electromagnet is electrically connected to first output
The output end of circuit.
Wherein, Fig. 5 is referred to, Fig. 5 is a kind of circuit diagram of power-switching circuit provided in an embodiment of the present invention.It should
The V of magnetic conversion circuitCCIt is to be completed by power-switching circuit described in Fig. 5.
Fig. 6 is referred to, Fig. 6 is that a kind of slide rheostat provided in an embodiment of the present invention shows with the matched structure of touch switch
It is intended to.Slide rheostat SR1, SR2 include identical first glissile segment, conducting line segment and the second glissile segment.And first glissile segment,
Conducting line segment is successively connected in series with the second glissile segment and is correspondingly arranged with the N of touch switch section, nonmagnetic section and S sections, described
The resistance value ratio of first glissile segment and second glissile segment is equal to the resistance value ratio of the 8th resistance R8 and the 7th resistance R7.
Preferably, the resistance value ratio of first glissile segment and second glissile segment is 1:1.Wherein, the first slide rheostat SR1
Conducting line segment on be provided with insulating materials so that sliding end generates breaking effect when the conducting line segment slides.
In user's sliding touch switch, the sliding end of slide rheostat can synchronous slide therewith, due to slide rheostat
SR1, SR2 linkage control, can generate identical motion amplitude, and comparator generates comparison result according to sliding condition.Specifically, when
User's sliding touch switch from it is nonmagnetic slided to the pole N when, slide rheostat SR1, SR2 are from insulating end to the first glissile segment side
To sliding, the voltage value of the first input end input of comparator is greater than the voltage value of the second input terminal at this time, then first is more defeated
Outlet A exports high level, and second compares output end B output low level, i.e., generating the end M at electromagnetic circuit both ends is high level, N-terminal
For low level, the electric current for flowing to N-terminal from the end M is generated, the magnetic force of the pole N can be generated in electromagnet at this time, simultaneously as sliding variable resistance
Device SR1 is moved up, so that the resistance value of equivalent resistance of the slide rheostat SR1 in electromagnetic circuit is constantly reducing, and electromagnetism
The voltage at circuit both ends is constant, therefore the electric current for flowing through electromagnet can constantly become larger, so that the magnetic force of the pole N is also increasing；
When user's sliding touch switch from it is nonmagnetic slided to the pole S when, slide rheostat SR1, SR2 are from insulating end to the second glissile segment
Direction sliding, the voltage value of the first input end input of comparator is less than the voltage value of the second input terminal at this time, then first compares
Output terminals A exports low level, and second compares output end B output high level, i.e., generating the end M at electromagnetic circuit both ends is low level, N
End is high level, generates the electric current for flowing to the end M from N-terminal, can generate the magnetic force of the pole S in electromagnet at this time, simultaneously as sliding becomes
Resistance device SR1 is moved down, so that the resistance value of equivalent resistance of the slide rheostat SR1 in electromagnetic circuit is constantly reducing, and it is electric
The voltage at magnetic circuit both ends is constant, therefore the electric current for flowing through electromagnet can constantly become larger, so that the magnetic force of the pole S is also constantly increasing
Greatly；When user's sliding touch switch is in the sliding of nonmagnetic segment limit, slide rheostat SR1, SR2 are sliding in conducting wire segment limit
Dynamic, breaking between slide rheostat SR1 and the second input circuit at this time, i.e., electromagnetic circuit disconnects.
The present embodiment flows through the adjustment of the current direction of electromagnet and the adjusting of size by the realization of magnetic conversion circuit,
The function of magnetic conversion and magnetic big minor adjustment is provided for magnetic socket.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (3)
1. a kind of electromagnetic socket, including socket body and the socket contact sheet being set in the socket body, which is characterized in that institute
Socket is stated to be used cooperatively with magnetic plug and further include the magnetic conversion circuit being set in the socket body and be set to
The touch switch on the socket body surface；
The touch switch electrical connection magnetic conversion circuit, including the pole N, the pole S and nonmagnetic three kinds of transition status；
The magnetic size of the pole N and the pole S is adjusted by the touch action of user；
Electromagnet in the magnetism conversion circuit is set to below the jack position of the socket body；
The magnetism conversion circuit includes the first input circuit, the second input circuit, electromagnetic circuit and comparison circuit；Wherein, institute
It states the first of comparison circuit and compares output end and second and compare the input that output end is respectively electrically connected to first input circuit
The input terminal at end and second input circuit, the output of the output end of first input circuit and second input circuit
End is respectively electrically connected to the first input end and the second input terminal of the electromagnetic circuit；
The comparison circuit includes the first slide rheostat (SR1), comparator (COMP), the 7th diode (D7), phase inverter
(NV), the 7th resistance (R7), the 8th resistance (R8) and first compare output end (A), second compare output end (B)；Wherein, described
First slide rheostat (SR1) is electrically connected between high level (VCC) and ground terminal (GND) and its sliding end be electrically connected to it is described
The first input end of comparator (COMP), the 7th resistance (R7) and the 8th resistance (R8) are sequentially connected in series in high level
(VCC) between ground terminal (GND) and the second input terminal of the comparator (COMP) is electrically connected to the 7th resistance (R7)
It is concatenated with the 8th resistance (R8) at the node formed, the 7th diode (D7) is electrically connected to the comparator (COMP)
Output end compared with first between output end (A), the phase inverter (NV) be electrically connected to described first compare output end (A) with
Described second compares between output end (B)；The electromagnetic circuit includes the second slide rheostat (SR2) and electromagnet；Described
The both ends of two slide rheostats (SR2) are electrically connected to one end of the electromagnet, and it is defeated that sliding end is electrically connected to described second
Enter the output end of circuit and is connected with the sliding end of first slide rheostat (SR1)；The other end of the electromagnet
It is electrically connected to the output end of first output circuit.
2. socket according to claim 1, which is characterized in that first slide rheostat (SR1) and second cunning
Dynamic rheostat (SR2) includes the first glissile segment, conducting line segment and the second glissile segment；First glissile segment, the conducting line segment with
Second glissile segment is successively connected in series and the resistance value ratio of first glissile segment and second glissile segment is equal to described the
The resistance value ratio of eight resistance (R8) and the 7th resistance (R7)；It is provided on the conducting line segment of first slide rheostat (SR1)
Insulating materials.
3. socket according to claim 2, which is characterized in that the resistance value of first glissile segment and second glissile segment
Than for 1:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611184821.0A CN106848734B (en) | 2016-12-20 | 2016-12-20 | Electromagnetic socket and magnetic plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611184821.0A CN106848734B (en) | 2016-12-20 | 2016-12-20 | Electromagnetic socket and magnetic plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106848734A CN106848734A (en) | 2017-06-13 |
| CN106848734B true CN106848734B (en) | 2019-03-15 |
Family
ID=59139607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611184821.0A Active CN106848734B (en) | 2016-12-20 | 2016-12-20 | Electromagnetic socket and magnetic plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106848734B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201829734U (en) * | 2010-10-08 | 2011-05-11 | 张景宝 | Inflexible plug |
| CN202395257U (en) * | 2011-12-30 | 2012-08-22 | 浙江理工大学 | Extension socket convenient to use |
| CN204577762U (en) * | 2015-04-30 | 2015-08-19 | 天津市鸿远电气股份有限公司 | A kind of usb wall socket being provided with overload protection function |
| CN204927749U (en) * | 2015-07-30 | 2015-12-30 | 杭州古北电子科技有限公司 | Power pack with additional functions socket converter |
| CN206401649U (en) * | 2016-12-20 | 2017-08-11 | 樊柏睿 | Electromagnetic socket and magnetic plug |
-
2016
- 2016-12-20 CN CN201611184821.0A patent/CN106848734B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201829734U (en) * | 2010-10-08 | 2011-05-11 | 张景宝 | Inflexible plug |
| CN202395257U (en) * | 2011-12-30 | 2012-08-22 | 浙江理工大学 | Extension socket convenient to use |
| CN204577762U (en) * | 2015-04-30 | 2015-08-19 | 天津市鸿远电气股份有限公司 | A kind of usb wall socket being provided with overload protection function |
| CN204927749U (en) * | 2015-07-30 | 2015-12-30 | 杭州古北电子科技有限公司 | Power pack with additional functions socket converter |
| CN206401649U (en) * | 2016-12-20 | 2017-08-11 | 樊柏睿 | Electromagnetic socket and magnetic plug |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106848734A (en) | 2017-06-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205283418U (en) | An ac/dc converter | |
| CN204215965U (en) | A kind of drive circuit of magnetic latching relay | |
| CN206401649U (en) | Electromagnetic socket and magnetic plug | |
| CN206585153U (en) | Electromagnetism connector and magnetic plug, electromagnetic socket | |
| CN207117156U (en) | A kind of voltage protection circuit | |
| CN106848734B (en) | Electromagnetic socket and magnetic plug | |
| CN102545280A (en) | Charging circuit | |
| CN103645440A (en) | Switching device applied to multi-channel battery test | |
| CN101895216B (en) | State switching circuit of wide-voltage switch | |
| CN201663543U (en) | Zero-crossing triggering module of thyristor switching capacitor | |
| CN204031106U (en) | A kind of two 555 time-base circuit Long-time-delay circuit | |
| CN202602603U (en) | Alternating current solid relay | |
| CN207587633U (en) | D.C. contactor and its driving circuit | |
| CN208738139U (en) | A kind of control relay circuit and relay control device | |
| CN106785662A (en) | Electromagnetism connector and magnetic plug, electromagnetic socket | |
| CN106253398A (en) | A kind of circuit for detecting based on charging and charger | |
| CN201717796U (en) | Wide voltage switch state converting circuit | |
| CN207069876U (en) | DC arc-suppression circuits | |
| CN207368898U (en) | LLC synchronous rectification driving circuits | |
| CN102368624A (en) | Battery power supply protection device | |
| CN104319562A (en) | Safety socket | |
| CN106911034B (en) | Electromagnetism adapter | |
| CN108683416A (en) | A kind of load switch control circuit | |
| CN204442314U (en) | A kind of delay circuit | |
| CN206422761U (en) | A kind of switching signal detects circuit |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |