CN114899641A - Three-hole electric connector - Google Patents
Three-hole electric connector Download PDFInfo
- Publication number
- CN114899641A CN114899641A CN202210756840.5A CN202210756840A CN114899641A CN 114899641 A CN114899641 A CN 114899641A CN 202210756840 A CN202210756840 A CN 202210756840A CN 114899641 A CN114899641 A CN 114899641A
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- CN
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- Prior art keywords
- safety door
- base
- hole
- electrical connector
- cover
- 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
- 238000003780 insertion Methods 0.000 claims abstract description 48
- 230000037431 insertion Effects 0.000 claims abstract description 48
- 230000000903 blocking effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
- H01R13/447—Shutter or cover plate
- H01R13/453—Shutter or cover plate opened by engagement of counterpart
-
- 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
- H01R13/46—Bases; Cases
- H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention belongs to the technical field of electric fittings, and particularly relates to a three-hole electric connector which comprises a base and a face cover; the surface cover is provided with an upper inserting part and a lower inserting part, the lower inserting part of the surface cover is provided with two first inserting holes, the upper inserting part of the surface cover is provided with a second inserting hole, and the rear end of the surface cover is connected to the front end of the base; the front end of the base is provided with two first positioning holes opposite to the two first jacks, and the front end of the base is provided with a second positioning hole opposite to the second jack; a safety door capable of sliding left and right is movably arranged between the base and the lower insertion part of the surface cover. The front side and the back side of the safety door are both in a structure with a high middle part and low ends. The safety door is additionally arranged to prevent the situation that fingers are accidentally extended into the first jack to cause electric shock, so that the safety performance of the electric connector for preventing the electric shock is greatly improved.
Description
Technical Field
The invention belongs to the technical field of electric fittings, and particularly relates to a three-hole electric connector.
Background
The power socket is electrical equipment for providing a power interface for household appliances, is also a very large number of electrical accessories used in the electrical design of a house, has a very close relationship with the life of people, the conventional power socket or other types of electrical connectors generally do not have a sealing function, and jacks of the conventional power socket or other types of electrical connectors are directly exposed outside.
Disclosure of Invention
The invention aims to provide a three-hole electric connector, aiming at solving the technical problem that the electric connector in the prior art is easy to cause electric shock accidents.
In order to achieve the above object, an embodiment of the present invention provides a three-hole electrical connector for plugging with a plug, including a base and a face cover; the surface cover is provided with an upper insertion part and a lower insertion part, the lower insertion part of the surface cover is provided with two first insertion holes, the upper insertion part of the surface cover is provided with a second insertion hole, and the rear end of the surface cover is connected to the front end of the base; the front end of the base is provided with two first positioning holes opposite to the two first jacks, and the front end of the base is provided with a second positioning hole opposite to the second jack; a safety door capable of sliding left and right is movably arranged between the base and the lower insertion part of the face cover, a protruding part is formed in the middle of the rear side face of the safety door in a protruding mode, the protruding part is abutted against the front side face of the base, and the safety door can swing left and right around the protruding part; the left end and the right end of the front side surface of the safety door are respectively provided with a socket for the plug to pass through, and the two sockets are communicated with the rear side surface of the safety door; the front side surface of the safety door is provided with two guide inclined planes which are arranged in parallel, and the two guide inclined planes are respectively communicated with the two insertion holes; the right end of the front side face of the safety door is provided with a first limiting table, and when the right end of the safety door swings towards the direction close to the face cover, the first limiting table is clamped into the first jack to limit the safety door; the right-hand member of the trailing flank of emergency exit is equipped with the spacing platform of second, the right-hand member of emergency exit is toward when being close to the direction swing of base, the spacing platform card of second is gone into in the first locating hole in order to right the emergency exit is spacing.
Optionally, the emergency exit is connected with an elastic component, the elastic component with the base or the face lid is connected, so that its left end and right-hand member are unsettled under quiescent condition to the emergency exit, just the direction inclined plane of emergency exit is located first jack with between the first locating hole.
Optionally, the resilient member is a spring.
Optionally, an opening of the first jack, which is close to one side of the safety door, is provided with a first clamping groove for clamping with the first limiting table.
Optionally, an opening of one side of the first positioning hole, which is close to the safety door, is provided with a second clamping groove for clamping with the second limiting table.
Optionally, the left end of the rear side face of the safety door is provided with a third limiting table, and when the left end of the safety door swings towards the direction close to the base, the third limiting table is clamped into the first positioning hole so as to limit the safety door.
Optionally, the rear end of the face cover is provided with a first baffle, and the first baffle is inserted into the insertion opening to limit the safety door.
Optionally, a cavity is arranged at the front end of the base, and the safety door is arranged in the cavity; the outer side surface of the base is provided with a first buckle, the surface cover is provided with a first clamping hole matched with the first buckle, and the first clamping hole is clamped with the first buckle to fixedly connect the surface cover on the base and enable the surface cover to cover the accommodating cavity.
Optionally, a second baffle is arranged at the front end of the base, and the second baffle is inserted into the first insertion hole to limit the safety door.
Optionally, electrode contacts for electrical conduction are provided in the first positioning hole and the second positioning hole.
One or more technical solutions in the three-hole electrical connector provided by the embodiment of the present invention at least have one of the following technical effects: the safety door is additionally arranged to prevent the situation that fingers are accidentally extended into the first jack to cause electric shock, so that the safety performance of the electric connector for preventing the electric shock is greatly improved. Simultaneously, the leading flank of emergency exit is covered the direction setting towards the face, and the trailing flank of emergency exit sets up towards the base direction, and the leading flank and the trailing flank of emergency exit all are the high both ends low structure setting in middle part. The unilateral of emergency exit takes place the swing after the atress for the first spacing platform card of emergency exit is gone into in first jack, perhaps the spacing platform card of second of emergency exit is gone into in first locating hole, realizes the spacing to the emergency exit. The safety performance of the electric connector for preventing accidental touch is further improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a dual-hole electrical connector according to an embodiment of the present invention.
Fig. 2 is an exploded view of a dual-hole electrical connector according to an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of a dual-hole electrical connector according to an embodiment of the invention.
Fig. 4 is a schematic structural diagram of a safety door according to an embodiment of the present invention.
Fig. 5 is a schematic side view of a safety door according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
10-base 11-first positioning hole 12-second positioning hole
13-second card slot 20-surface cover 21-first jack
22-second jack 23-first card slot 30-safety door
31-boss 32-socket 33-guide inclined plane
34-first limit table 35-second limit table 36-third limit table
40-an elastic member.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-5 are exemplary and intended to be used to illustrate embodiments of the invention, and should not be construed as limiting the invention.
In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
In one embodiment of the present invention, as shown in fig. 1-5, a three-hole electrical connector for mating with a plug is provided, including a base 10 and a face cover 20. The face cover 20 has an upper insertion part and a lower insertion part, the lower insertion part of the face cover 20 is provided with two first insertion holes 21, the upper insertion part of the face cover 20 is provided with a second insertion hole 22, and the rear end of the face cover 20 is connected to the front end of the base 10. The front end of the base 10 is provided with two first positioning holes 11 opposite to the two first insertion holes 21, and the front end of the base 10 is provided with a second positioning hole 12 opposite to the second insertion hole 22. A safety door 30 capable of sliding left and right is movably arranged between the base 10 and the lower insertion part of the face cover 20, a projection 31 is formed at the middle part of the rear side surface of the safety door 30 in a protruding manner, the projection 31 is abutted against the front side surface of the base 10, and the safety door 30 can swing left and right around the projection 31; the left end and the right end of the front side surface of the safety door 30 are respectively provided with a socket 32 for a plug to pass through, and the two sockets 32 are communicated with the rear side surface of the safety door 30; the front side surface of the safety door 30 is provided with two guide inclined planes 33 which are arranged in parallel, and the two guide inclined planes 33 are respectively communicated with the two insertion holes 32; the right end of the front side surface of the safety door 30 is provided with a first limiting table 34, and when the right end of the safety door 30 swings towards the direction close to the face cover 20, the first limiting table 34 is clamped into the first insertion hole 21 to limit the safety door 30; the right end of the rear side of the safety door 30 is provided with a second limit stand 35, and when the right end of the safety door 30 swings toward the direction close to the base 10, the second limit stand 35 is clamped into the first positioning hole 11 to limit the safety door 30.
Wherein the safety door 30 is slidable between a blocking position and an open position. When the safety door 30 is at the blocking position, the guide slope 33 of the safety door 30 blocks between the first insertion hole 21 and the first positioning hole 11 to block the first insertion hole 21 and the first positioning hole 11. When the safety door 30 is in the open position, the guide slope 33 of the safety door 30 is away from the space between the first insertion hole 21 and the first positioning hole 11, the blocking of the first insertion hole 21 and the first positioning hole 11 is removed, and the communication between the first insertion hole 21 and the first positioning hole 11 is restored.
In the embodiment of the invention, the safety door 30 is additionally arranged to prevent electric shock after fingers are accidentally inserted into the first jack 21, so that the safety performance of the electric connector for preventing the electric shock is greatly improved. Meanwhile, the front side of the safety door 30 is disposed toward the face cover 20, the rear side of the safety door 30 is disposed toward the base 10, and the front side and the rear side of the safety door 30 are both disposed in a structure in which the middle portion is high and the ends are low. The safety door 30 swings after being stressed on one side, so that the first limit table 34 of the safety door 30 is clamped into the first insertion hole 21, or the second limit table 35 of the safety door 30 is clamped into the first positioning hole 11, thereby limiting the safety door 30. The safety performance of the electric connector for preventing accidental touch is further improved.
In another embodiment of the present invention, as shown in fig. 2 to 3, an elastic member 40 is connected to the safety door 30 of the three-hole electrical connector, the elastic member 40 is connected to the base 10 or the face cover 20, so that the left end and the right end of the safety door 30 are suspended in the air in a stationary state, and the guide slope 33 of the safety door 30 is disposed between the first insertion hole 21 and the first positioning hole 11. Wherein the elastic member 40 is a spring.
Specifically, when the safety door 30 is in the blocking position, the elastic member 40 supports the safety door 30, the protruding part 31 of the safety door 30 is abutted against the base 10, and both ends of the safety door 30 are tilted to be in a free state of suspension, at this time, the guide slope 33 of the safety door 30 is positioned between the first insertion hole 21 and the first seating hole 11, so as to prevent the finger from penetrating into the first positioning hole 11 after passing through the first insertion hole 21 and causing electric shock, when fingers pass through the first insertion hole 21 at the right end and then contact with the right end of the safety door 30, the safety door 30 swings, the right end of the safety door 30 swings in the direction close to the base 10, the left end of the safety door 30 swings in the direction close to the face cover 20, the second limit table 35 of the safety door 30 extends into the first positioning hole 11, the second stopping block 35 contacts the inner wall of the first seating hole 11 to stop the safety door 30 so that the safety door 30 cannot slide toward the opening position. Similarly, contact with the left end of emergency exit 30 after the finger passes the first jack 21 of left end for emergency exit 30 takes place the swing, the right-hand member of emergency exit 30 is toward the direction swing of being close to face lid 20, the left end of emergency exit 30 is toward the direction swing of keeping away from face lid 20, the first spacing platform 34 of emergency exit 30 stretches into first jack 21, the inner wall contact of first spacing platform 34 and first jack 21 is in order to carry on spacingly to emergency exit 30, make emergency exit 30 can not slide toward the open position direction.
Specifically, when the electrical connector for preventing the false touch needs to be electrically connected with a plug, two lower pins of the plug for conducting electricity simultaneously extend into two first jacks 21, an upper pin of the plug extends into a second jack 22, the two lower pins simultaneously contact with the guide inclined plane 33, the two ends of the safety door 30 are stressed in a balanced manner, the plug is continuously pressed, the lower pins and the guide inclined plane 33 slide relatively, the two lower pins simultaneously push the safety door 30 to enable the safety door 30 to move towards the direction close to the opening position, the protruding portion 31 of the safety door 30 keeps in contact with the base 10 in the sliding process, and the two ends of the safety door 30 keep in a suspended state. When the two lower pins slide to the end position of the guiding inclined plane 33, the lower pins pass through the insertion holes 32 on one side of the guiding inclined plane 33 and then extend into the first positioning holes 11, and meanwhile, the upper pins pass through the second insertion holes 22 and extend into the second positioning holes 12, so that the electrical connection between the plug and the electric connector for preventing accidental touch is completed.
In another embodiment of the present invention, as shown in fig. 3 to 4, an opening of the first insertion hole 21 of the three-hole electrical connector near the safety door 30 is provided with a first locking groove 23 for locking with a first stopper 34, and the first stopper 34 is locked with the first locking groove 23 to limit the position of the safety door 30.
In another embodiment of the present invention, the opening of the first positioning hole 11 of the three-hole electrical connector near the side of the safety door 30 is provided with a second locking groove 13 for locking with the second limiting table 35, and the second limiting table 35 is locked with the second locking groove 13 to limit the position of the safety door 30.
In another embodiment of the present invention, as shown in fig. 3 to 4, a third limiting table 36 is provided at a left end of a rear side surface of the safety door 30 of the three-hole electrical connector, and when the left end of the safety door 30 swings in a direction approaching the base 10, the third limiting table 36 is inserted into the first positioning hole 11 to limit the safety door 30. The third position-limiting table 36 is engaged with the first positioning hole 11 to further limit the position of the safety door 30.
In another embodiment of the present invention, the rear end of the face cover 20 of the three-hole electrical connector is provided with a first blocking plate, which is inserted into the insertion opening 32 to limit the safety door 30, so that the safety door 30 slides within a set range, thereby improving the stability of the safety door 30.
In another embodiment of the present invention, the front end of the base 10 of the three-hole electrical connector is provided with a cavity, and the safety door 30 is arranged in the cavity; the outer side surface of the base 10 is provided with a first buckle, the surface cover 20 is provided with a first clamping hole matched with the first buckle, and the first clamping hole is clamped with the first buckle to fixedly connect the surface cover 20 to the base 10 and enable the surface cover 20 to cover the accommodating cavity. The face cover 20 is fixed in a clamping mode, so that the assembly efficiency of the three-hole electric connector can be greatly improved.
In another embodiment of the present invention, a second stopper is disposed at the front end of the base 10 of the three-hole electrical connector, and the second stopper is inserted into the first insertion hole 21 to limit the safety door 30, so that the safety door 30 slides within a set range, thereby improving the stability of the safety door 30.
Specifically, a cover plate is rotatably connected to the second insertion hole 22, one end of the cover plate is rotatably connected to the second insertion hole 22, and the other end of the cover plate is a free end. When the upper pin of the plug is inserted into the second jack 22, the upper pin of the plug pushes the cover plate away and then extends into the second positioning hole 12, and the cover plate is arranged in the second jack 22 to avoid the electric shock condition caused by the fact that fingers carelessly extend into the second positioning hole 12, so that the safety performance is improved.
In another embodiment of the present invention, electrode pads for electrical conduction are provided in the first positioning hole 11 and the second positioning hole 12 of the three-hole electrical connector. The lower pin of the plug is inserted into the first positioning hole 11 and then contacts with the electrode contact piece to realize electric conduction, and the upper pin of the plug is inserted into the second positioning hole 12 and then contacts with the electrode contact piece to realize electric conduction.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A three-hole electric connector is used for being plugged with a plug, and is characterized in that: comprises a base and a face cover; the surface cover is provided with an upper insertion part and a lower insertion part, the lower insertion part of the surface cover is provided with two first insertion holes, the upper insertion part of the surface cover is provided with a second insertion hole, and the rear end of the surface cover is connected to the front end of the base; the front end of the base is provided with two first positioning holes opposite to the two first jacks, and the front end of the base is provided with a second positioning hole opposite to the second jack; a safety door capable of sliding left and right is movably arranged between the base and the lower insertion part of the face cover, a protruding part is formed in the middle of the rear side face of the safety door in a protruding mode, the protruding part is abutted against the front side face of the base, and the safety door can swing left and right around the protruding part; the left end and the right end of the front side surface of the safety door are respectively provided with a socket for the plug to pass through, and the two sockets are communicated with the rear side surface of the safety door; the front side surface of the safety door is provided with two guide inclined planes which are arranged in parallel, and the two guide inclined planes are respectively communicated with the two insertion holes; the right end of the front side face of the safety door is provided with a first limiting table, and when the right end of the safety door swings towards the direction close to the face cover, the first limiting table is clamped into the first jack to limit the safety door; the right-hand member of the trailing flank of emergency exit is equipped with the spacing platform of second, the right-hand member of emergency exit is toward when being close to the direction swing of base, the spacing platform card of second is gone into in the first locating hole in order to right the emergency exit is spacing.
2. The three-hole electrical connector of claim 1, wherein: the emergency exit is connected with an elastic component, the elastic component with the base perhaps the face lid is connected, so that its left end and right-hand member are unsettled under quiescent condition to the emergency exit, just the direction inclined plane of emergency exit is located first jack with between the first locating hole.
3. The three-hole electrical connector of claim 2, wherein: the elastic piece is a spring.
4. Three-aperture electrical connector according to any of claims 1 to 3, characterized in that: the opening of the first jack, which is close to one side of the safety door, is provided with a first clamping groove used for being clamped with the first limiting table.
5. Three-aperture electrical connector according to any of claims 1 to 3, characterized in that: the opening of one side that first locating hole is close to the emergency exit is equipped with be used for with the second draw-in groove of the spacing platform joint of second.
6. Three-aperture electrical connector according to any of claims 1 to 3, characterized in that: the left end of the rear side face of the safety door is provided with a third limiting table, the left end of the safety door is close to the base, and when the left end of the safety door swings in the direction of the base, the third limiting table is clamped into the first positioning hole to limit the safety door.
7. Three-aperture electrical connector according to any of claims 1 to 3, characterized in that: the rear end of the face cover is provided with a first baffle plate, and the first baffle plate is inserted into the insertion opening to limit the safety door.
8. Three-aperture electrical connector according to any of claims 1 to 3, characterized in that: the front end of the base is provided with a containing cavity, and the safety door is arranged in the containing cavity; the outer side surface of the base is provided with a first buckle, the surface cover is provided with a first clamping hole matched with the first buckle, and the first clamping hole is clamped with the first buckle to fixedly connect the surface cover on the base and enable the surface cover to cover the accommodating cavity.
9. The three-hole electrical connector of claim 8, wherein: the front end of the base is provided with a second baffle plate, and the second baffle plate is inserted into the first jack to limit the safety door.
10. Three-aperture electrical connector according to any of claims 1 to 3, characterized in that: and electrode contact pieces for electric conduction are arranged in the first positioning hole and the second positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210756840.5A CN114899641A (en) | 2022-06-29 | 2022-06-29 | Three-hole electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210756840.5A CN114899641A (en) | 2022-06-29 | 2022-06-29 | Three-hole electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114899641A true CN114899641A (en) | 2022-08-12 |
Family
ID=82729460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210756840.5A Pending CN114899641A (en) | 2022-06-29 | 2022-06-29 | Three-hole electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114899641A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201238097Y (en) * | 2008-07-25 | 2009-05-13 | 上海益而益电器制造有限公司 | Safety door device of socket and socket having the same |
| CN101572361A (en) * | 2009-02-24 | 2009-11-04 | 温州市麦特力克电器有限公司 | Steerable power socket security door |
| CN204720633U (en) * | 2015-06-11 | 2015-10-21 | 公牛集团有限公司 | A kind of two pole insertion hole protection door structures |
| US9450325B1 (en) * | 2015-09-17 | 2016-09-20 | Li-Chun Lai | Power socket structure |
| KR20190001487A (en) * | 2017-06-26 | 2019-01-04 | 티씨엘 테크놀리 일렉트로닉스 (후이저우) 컴퍼니 리미티드 | Socket |
| CN208706938U (en) * | 2018-09-27 | 2019-04-05 | 浙江正泰建筑电器有限公司 | A kind of socket |
| CN209169457U (en) * | 2018-10-12 | 2019-07-26 | 天津市天楚科技有限公司 | A kind of AC socket safety door for mobile charging device |
| CN209472134U (en) * | 2019-04-01 | 2019-10-08 | 海能电子(深圳)有限公司 | A kind of power outlet and its safety door |
| CN210379519U (en) * | 2019-09-20 | 2020-04-21 | 西门子（中国）有限公司 | Power socket and supporting assembly thereof |
| CN112421284A (en) * | 2020-09-25 | 2021-02-26 | 杭州鸿雁电器有限公司 | Socket capable of preventing insertion of single pole |
-
2022
- 2022-06-29 CN CN202210756840.5A patent/CN114899641A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201238097Y (en) * | 2008-07-25 | 2009-05-13 | 上海益而益电器制造有限公司 | Safety door device of socket and socket having the same |
| CN101572361A (en) * | 2009-02-24 | 2009-11-04 | 温州市麦特力克电器有限公司 | Steerable power socket security door |
| CN204720633U (en) * | 2015-06-11 | 2015-10-21 | 公牛集团有限公司 | A kind of two pole insertion hole protection door structures |
| US9450325B1 (en) * | 2015-09-17 | 2016-09-20 | Li-Chun Lai | Power socket structure |
| KR20190001487A (en) * | 2017-06-26 | 2019-01-04 | 티씨엘 테크놀리 일렉트로닉스 (후이저우) 컴퍼니 리미티드 | Socket |
| CN208706938U (en) * | 2018-09-27 | 2019-04-05 | 浙江正泰建筑电器有限公司 | A kind of socket |
| CN209169457U (en) * | 2018-10-12 | 2019-07-26 | 天津市天楚科技有限公司 | A kind of AC socket safety door for mobile charging device |
| CN209472134U (en) * | 2019-04-01 | 2019-10-08 | 海能电子(深圳)有限公司 | A kind of power outlet and its safety door |
| CN210379519U (en) * | 2019-09-20 | 2020-04-21 | 西门子（中国）有限公司 | Power socket and supporting assembly thereof |
| CN112421284A (en) * | 2020-09-25 | 2021-02-26 | 杭州鸿雁电器有限公司 | Socket capable of preventing insertion of single pole |
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