CN208904331U - A kind of charging plug - Google Patents
A kind of charging plug Download PDFInfo
- Publication number
- CN208904331U CN208904331U CN201821404722.3U CN201821404722U CN208904331U CN 208904331 U CN208904331 U CN 208904331U CN 201821404722 U CN201821404722 U CN 201821404722U CN 208904331 U CN208904331 U CN 208904331U
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- Prior art keywords
- plug
- charging
- switch
- charging plug
- access
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Abstract
The utility model discloses a kind of charging plug, including body part, and the body part includes retractable member；The first plug and the second plug being fixed in the retractable member；The first access and alternate path being electrically connected with first plug and the second plug, wherein be in series with coil and switch on first access；The retractable member in the raw when; the switch disconnects; first plug and the second plug are patched with external power supply under external force when being electrically connected; the retractable member, which is stretched after making described close the switch, replys equilibrium state; first access is connected in described close the switch; electric current is passed through in the coil so that the switch is kept closed; the utility model automatic after electronic product disconnects or is fully charged can disconnect charging plug and external power supply; electronic product is protected, the generation of accident is prevented.
Description
Technical field
The utility model relates to technical field of electronic products.More particularly, to a kind of charging plug.
Background technique
Charging plug be generally used for electric power plug socket grafting, and connect simultaneously with electronic product, so that external power supply can be
Electronic product charging.However, existing charging plug, when electronic product disconnects or electronic product with charging plug
When filling with electricity, if charging plug is not extracted from electric power plug socket, charging plug is still connected to power supply, so not only
Electronic product may be caused to damage, while there is also very big security risks.In existing solution, inspection is generallyd use
It surveys electric current and charging plug is powered off by electronic component, structure is complicated, at high cost.
Utility model content
One purpose of the utility model is to be to provide a kind of charging plug, fully charged or insert with charging in electronic product
After head disconnects, charging plug and external power supply can be disconnected automatically, prevents electronic product from damaging, avoids the hair of safety accident
It is raw.
In order to achieve the above objectives, the utility model adopts the following technical solutions:
The utility model discloses a kind of charging plug, including body part, the body part includes
Retractable member；
The first plug and the second plug being fixed in the retractable member；
The first access and alternate path being electrically connected with first plug and the second plug,
Wherein, coil and switch are in series on first access；
The retractable member in the raw when, the switch disconnects, and first plug and the second plug are outside
Power effect is lower to be patched with external power supply when being electrically connected, the retractable member is flexible make described in close the switch after replys equilibrium-like
First access is connected in state, described close the switch, and is passed through electric current in the coil so that the switch is kept closed.
Preferably, the retractable member includes the elastic supporting member for supporting optical member being fixed in the charging plug and is fixed on bullet
Property fixed part of the supporting element far from one end inside the charging plug；
First plug and the second plug are fixed on the fixed part；
The elastic supporting member for supporting optical member in the raw when, it is corresponding that the outer ledge of the fixed part is located at the charging plug
The outside on surface.
Preferably, first plug and the second plug run through the fixed part, and part is exposed in the body part
Portion；
One end and the first access and alternate path that first plug and the second plug are exposed in the body part are divided
It is not electrically connected.
Preferably, first plug be exposed to one end inside the body part further fixed covering described first
The insulator of plug.
Preferably, the elastic supporting member for supporting optical member is spring, rubber or elastic slice.
Preferably, iron core is further provided in the coil.
Preferably, the charging plug further comprises the connecting line being electrically connected with the body part；
The connecting line includes the first conducting wire and the second conducting wire, is electrically connected respectively with first access and alternate path.
Preferably, the charging plug further comprises the charging interface on the body part；
The charging interface is electrically connected with first access and alternate path respectively.
Preferably, the anode of first plug and external power supply be electrically connected, and second plug and external power supply are born
Pole electrical connection.
Preferably, the fixed part is fixed plate, and the body part includes shell, and permissible institute is formed on the shell
State the notch that fixed plate passes through.
The beneficial effects of the utility model are as follows:
The charging plug of the utility model is by being arranged retractable member on charging plug ontology, when user inserts charging
When in head insertion external power supply insert row, retractable member is compressed by external force, to make the wink for closing the switch, closing the switch
Between, external power supply inputing power, the conducting of the first access, so that the electric current of external power supply flows through the coil of the first access, coil exists
Magnetic field is generated under conditions of input current, magnetic field forms attraction to switch, is kept closed switch, thus external power supply
It can charge to electronic product.When electronic product is fully charged or electronic product is disconnected with charging plug, in the first access
There is no electric current, so that the magnetic field of coil disappears, switch is disconnected, so that the first access is breaking, charging plug and external power supply are disconnected,
To protect electronic product and charging plug injury-free, the generation of accident is avoided.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 shows the schematic diagram of one specific embodiment of the utility model charging plug.
Appended drawing reference:
1, body part, 2, elastic supporting member for supporting optical member, 3, fixed part, the 4, first plug, the 5, second plug, the 6, first access, 7,
Two accesses, 8, switch, 9, coil, 10, iron core, 11, insulator.
Specific embodiment
In order to illustrate more clearly of the utility model, the utility model is done into one below with reference to preferred embodiments and drawings
The explanation of step.Similar component is indicated in attached drawing with identical appended drawing reference.It will be appreciated by those skilled in the art that below
Specifically described content is illustrative and be not restrictive, and should not be limited the protection scope of the present invention.
As shown in Figure 1, present embodiment discloses a kind of charging plug, which includes this according to the utility model
Body portion 1.The body part 1 include retractable member, the first plug 4 for being fixed in the retractable member and the second plug 5 with
And the first access 6 and alternate path 7 being electrically connected with first plug 4 and the second plug 5.Wherein, described first is logical
Coil 9 and switch 8 are in series on road 6.
In the charging plug of the utility model, the retractable member in the raw when, the switch 8 disconnects, institute
It states the first plug 4 and the second plug 5 patches under external force with external power supply when being electrically connected, the retractable member is flexible to be made
The switch 8 replys former equilibrium state after being closed, the closure of switch 8 is connected first access 6, leads in the coil 9
Enter electric current so that the switch 8 is kept closed, so that external power supply can charge to electronic product.Retractable member exists
Make switch 8 be closed homing to set, switch 8 is remained closed since coil 9 is passed through the attraction in the magnetic field of electric current generation at this time
State, even if retractable member returns to original position, switch 8 will not disconnect again, so as to keep the conducting shape of the first access 6
State.And when electronic product is fully charged or electronic product is disconnected with charging plug, there is no electric current in the first access 6, thus line
The magnetic field of circle 9 disappears, and switch 8 disconnects, so that 6 open circuit of the first access, charging plug and external power supply disconnect, prevents short circuit
Etc. failures avoid the generation of accident to protect electronic product and charging plug injury-free.
In being preferably carried out mode, the retractable member may include the resilient support being fixed in the charging plug
Part 2 and it is fixed on fixed part 3 of the elastic supporting member for supporting optical member 2 far from one end inside the charging plug.First plug 4 and second
Plug 5 is fixed on the fixed part 3, the elastic supporting member for supporting optical member 2 in the raw when, the outer ledge of the fixed part 3
Positioned at the outside on the charging plug surface.The part of first plug 4 and the second plug 5 for grafting is located at outside charging plug
Side, when charging plug under the action of the power that user applies with external power supply insert row grafting when, the outer ledge of fixed part 3 is filling
Plug corresponds to the outside on surface, and the surface than charging plug is more protruded, then the surface of fixed part 3 can be first and electric power plug socket
Surface contact, elastic supporting member for supporting optical member 2 are forced to shrink under the blocking of external force and electric power plug socket, drive first connect with fixed part 3
Access 6 is mobile, so that the distance between two metalworks of switch 8 be made to become smaller, the first access 6 is connected in the closure of switch 8.External electrical
The electric current in source can input in the coil 9 on the first access 6, and coil 9 generates magnetic field under conditions of electric current inputs, and switch 8 is
Metal material is attracted under the influence of a magnetic field, to be kept closed.After charging plug is inserted into external power supply insert row, use
Effect of the family no longer to charging plug applied force, elastic supporting member for supporting optical member 2 slowly return back to equilibrium-like under the action of self-deformation power
State, switch 8 at this time are attracted under the influence of a magnetic field, and charging plug returns back to equilibrium state and switch 8 does not break again
It opens, maintains the stability of charging path.In optionally embodiment, the elastic supporting member for supporting optical member 2 can be selected spring, rubber or
The flexible component such as elastic slice.
In optionally embodiment, further also settable iron core 10 in the coil 9 is generated with intensifier coil 9
The intensity in magnetic field improves the reliability and stability of charging plug work.
In being preferably carried out mode, first plug 4 and the second plug 5 can run through the fixed part 3, and part is sudden and violent
It is exposed to inside the body part 1, one end that first plug 4 and the second plug 5 are exposed in the body part 1 leads to first
Road 6 and alternate path 7 are electrically connected.Wherein, the first access 6 includes the switch 8 being connect by conducting wire with the first plug 4, leads to
Cross the coil 9 that conducting wire is connect with switch 8.In optionally embodiment, first plug 4 is exposed in the body part 1
The one end in portion further fixes the insulator 11 for covering first plug 4, prevents the first plug in 3 moving process of fixed part
4 directly contact with switch 8 and the first access 6 are connected, and the setting of insulator 11 can prevent the mistake when plugging charging plug from touching
Problem, the job stability for improving charging plug charging and disconnecting automatically.
In being preferably carried out mode, the charging plug further may also include the company being electrically connected with the body part 1
Wiring, the connecting line include the first conducting wire and the second conducting wire, are electrically connected respectively with first access 6 and alternate path 7.It should
Connecting line can be used for being electrically connected with electronic product.It in other embodiments, may include being set to described on the charging plug
Charging interface in body portion 1, the charging interface are electrically connected with first access 6 and alternate path 7 respectively, and user is using
When, it can be by patching the connecting line realization of outside and being electrically connected for electronic product.In this embodiment, charging plug only provides
Charging interface for being electrically connected with electronic product, user can select different connecting lines different to connect according to actual needs
Electronic product improves the applicability of charging plug.Optionally, which can be commonly used in the prior art for USB interface etc.
Charging interface.
In being preferably carried out mode, first plug 4 is electrically connected with the anode of external power supply, second plug 5
It is electrically connected with the cathode of external power supply.Will control charging plug be connected with external power source switch 8 and coil 9 be arranged with outside
In first access 6 of positive pole connection, i.e., switch 8 and coil 9 are arranged in than that can play preferably on relatively hazardous firewire
Protective action.
In being preferably carried out mode, the fixed part 3 can be fixed plate, and the body part 1 includes shell, the shell
On be formed with the notch for allowing the fixed plate to pass through.The shape of the fixed plate can preferably be matched with the notch of shell,
Fixed plate can form closed accommodating chamber with shell, to provide accommodation space for structures such as elastic supporting member for supporting optical member 2, shape and coils 9.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention, for those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways, all embodiments can not be exhaustive here,
It is all to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
The column of protection scope.
Claims (10)
1. a kind of charging plug, which is characterized in that including body part, the body part includes
Retractable member；
The first plug and the second plug being fixed in the retractable member；
The first access and alternate path being electrically connected with first plug and the second plug,
Wherein, coil and switch are in series on first access；
The retractable member in the raw when, the switch disconnects, and first plug and the second plug are in outer masterpiece
With it is lower patched with external power supply be electrically connected when, the retractable member is flexible make described close the switch after replys equilibrium state, institute
Stating to close the switch is connected first access, is passed through electric current in the coil so that the switch is kept closed.
2. charging plug according to claim 1, which is characterized in that the retractable member includes being fixed on the charging
Elastic supporting member for supporting optical member in plug and it is fixed on fixed part of the elastic supporting member for supporting optical member far from one end inside the charging plug；
First plug and the second plug are fixed on the fixed part；
The elastic supporting member for supporting optical member in the raw when, the outer ledge of the fixed part is located at the charging plug and corresponds to surface
Outside.
3. charging plug according to claim 2, which is characterized in that first plug and the second plug are through described solid
Determine portion, and part is exposed to inside the body part；
First plug and the second plug are exposed to one end and the first access and alternate path difference electricity in the body part
Connection.
4. charging plug according to claim 3, which is characterized in that first plug is exposed to inside the body part
One end further fix the insulator for covering first plug.
5. charging plug according to claim 2, which is characterized in that the elastic supporting member for supporting optical member is spring, rubber or elastic slice.
6. charging plug according to claim 1, which is characterized in that be further provided with iron core in the coil.
7. charging plug according to claim 1, which is characterized in that the charging plug further comprises and the ontology
The connecting line of portion's electrical connection；
The connecting line includes the first conducting wire and the second conducting wire, is electrically connected respectively with first access and alternate path.
8. charging plug according to claim 1, which is characterized in that the charging plug further comprises being set to described
Charging interface in body portion；
The charging interface is electrically connected with first access and alternate path respectively.
9. charging plug according to claim 1, which is characterized in that the anode of first plug and external power supply is electrically connected
It connects, second plug is electrically connected with the cathode of external power supply.
10. charging plug according to claim 2, which is characterized in that the fixed part is fixed plate, the body part packet
Shell is included, the notch for allowing the fixed plate to pass through is formed on the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821404722.3U CN208904331U (en) | 2018-08-29 | 2018-08-29 | A kind of charging plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821404722.3U CN208904331U (en) | 2018-08-29 | 2018-08-29 | A kind of charging plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208904331U true CN208904331U (en) | 2019-05-24 |
Family
ID=66570676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821404722.3U Active CN208904331U (en) | 2018-08-29 | 2018-08-29 | A kind of charging plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208904331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112821491A (en) * | 2021-01-13 | 2021-05-18 | 宁波春禄信息科技有限公司 | High cell-phone charger of security |
-
2018
- 2018-08-29 CN CN201821404722.3U patent/CN208904331U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112821491A (en) * | 2021-01-13 | 2021-05-18 | 宁波春禄信息科技有限公司 | High cell-phone charger of security |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201015 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Patentee after: GoerTek Optical Technology Co.,Ltd. Address before: 266100 Qingdao, Laoshan District, North House Street investment service center room, Room 308, Shandong Patentee before: GOERTEK TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |