CN214411703U - Double-position wall power socket with USB charging device - Google Patents

Abstract

The utility model discloses a double-position wall power socket with a USB charging device, which comprises an insulating base; the USB module and the metal piece are accommodated in the accommodating cavity of the insulating base; the USB module is arranged in the middle of the insulating base; the metal piece comprises a first power supply pin and a second power supply pin which are respectively arranged at two sides of the USB module, and a zero line connecting metal sheet and a live wire connecting metal sheet which are respectively used for electrically connecting the first power supply pin and the second power supply pin, wherein the zero line connecting metal sheet and the live wire connecting metal sheet are simultaneously arranged above or below the USB module; and the insulating base is provided with a baffle plate for separating the zero line connecting metal sheet from the live line connecting metal sheet. Therefore, under the condition that the specification of the wall reserved bottom box is not changed, the USB charging function is added on the double-position wall power socket, and the extra labor of additionally digging holes, wiring and the like caused by changing the specification of the wall reserved bottom box is reduced; and simultaneously, the safety and the stability of connection are ensured.

Description

Double-position wall power socket with USB charging device

Technical Field

The utility model relates to a supply socket, concretely relates to take USB charging device's dibit wall outlet.

Background

For the convenience of installation, some countries stipulate the external dimensions of wall power sockets and the dimensions of a reserved space in a wall for installing the wall power sockets, and in order to install a british standard double-position wall power socket, a bottom box of 70mm × 130mm × 32mm is reserved on the wall.

With the increasing variety of mobile electronic devices, USB charging devices for charging the mobile electronic devices are becoming an important component of wall power sockets. However, how to ensure the stability of component connection without reducing the number of power slots for connecting electrical plugs by additionally arranging the USB charging device on a wall power socket (particularly a double-position wall power socket) with a definite external dimension is an urgent problem to be solved when the USB charging device is additionally arranged on the wall power socket.

SUMMERY OF THE UTILITY MODEL

When the USB charging device is additionally arranged on the double-position wall power socket, the stability of component connection is ensured under the condition that power slots for connecting electric appliance plugs are not reduced. According to an aspect of the utility model, a take USB charging device's dibit wall outlet is provided.

The double-position wall power socket with the USB charging device comprises an insulating base; the USB module is accommodated in the accommodating cavity with the opening of the insulating base, and the metal piece is used for contacting with the external electrical appliance connector; the USB module is arranged in the middle of the insulating base; the metal piece comprises a first power supply pin and a second power supply pin which are respectively arranged at two sides of the USB module, and a zero line connecting metal sheet and a live wire connecting metal sheet which are respectively used for electrically connecting the first power supply pin and the second power supply pin, wherein the zero line connecting metal sheet and the live wire connecting metal sheet are simultaneously arranged above or below the USB module; and the insulating base is provided with a baffle plate for separating the zero line connecting metal sheet from the live line connecting metal sheet.

The first power supply pin and the second power supply pin are respectively positioned at two sides of the USB module, and the zero line connecting metal sheet and the fire line connecting metal sheet which are arranged at the same side are separated by the baffle plate, so that the maximum space can be reserved for the USB module, the purpose of increasing the USB charging function of the double-position wall power socket under the condition of not changing the specification of a reserved bottom box of a wall body can be realized, and the extra labor of additionally digging holes, wiring and the like caused by changing the specification of the reserved bottom box of the wall body can be reduced; the problem that the safety and the stability of component connection are reduced due to the fact that the zero line connecting metal sheet and the live wire connecting metal sheet are in mutual contact and the USB module is in contact with the metal piece can be avoided.

In some embodiments, the neutral connection metal sheet comprises a first neutral section, a first angled bend section, and a second neutral section connected in series; the live wire connecting metal sheet comprises a first live wire section, a second inclined bending section and a second live wire section which are connected in sequence; the first zero line metal sheet and the first live line metal sheet of the first power supply pin are respectively and electrically connected with the first zero line section and the first live line section, the second zero line metal sheet and the second live line metal sheet of the second power supply pin are respectively and electrically connected with the second zero line section and the second live line section, the first zero line section is arranged above the first live line section, and the baffle is arranged between the first zero line section and the first live line section; the positions of the first fire line segment and the first zero line segment, which correspond to the USB module, are provided with first grooves; the first inclined bending section bends downwards, and the second zero line section is arranged at the front lower part of the second fire line section or the rear lower part of the second fire line section.

From this, can be when reserving the biggest space for the USB module, avoid first zero line section and first live wire section to contact each other through the baffle, guarantee the security and the stability of connecting.

In some embodiments, a neutral wire connection terminal is provided on the first neutral section or the second neutral section; a live wire connecting terminal is arranged on the first live wire section or the second live wire section; a first accommodating space for accommodating the USB module is arranged in the middle of the insulating base, and the position of the back plate of the insulating base, which corresponds to the first accommodating space, protrudes backwards; and the zero line connecting terminal and the live wire connecting terminal are respectively arranged on two sides of the insulating base, which are positioned in the first accommodating space.

Therefore, the maximum space can be reserved for the USB module, and the space reserved by a wall body after wiring of a user can be reduced.

In some embodiments, a first accommodating groove for accommodating the live wire connecting metal sheet is formed between the first accommodating space and the baffle, and a second accommodating groove for accommodating the zero wire connecting metal sheet is formed between the baffle and the side wall of the insulating base. Therefore, the live wire connecting metal sheet and the zero line connecting metal sheet can be separated through the accommodating groove with the width matched with the width of the connecting metal sheet, and the safety and the reliability of component connection are ensured; the connecting metal sheet can be supported by the side wall of the accommodating groove, and the problem that the slender connecting metal sheet is bent and deformed due to no support and even fails due to mutual contact is avoided.

In some embodiments, the zero and live wire terminals are angled at 45 ° ± 25 ° to the back plane of the insulating base. To facilitate the user's wiring.

In some embodiments, a zero line plug-in strip for plugging with a zero line terminal is arranged on the first zero line section or the second zero line section; be equipped with the live wire inserted sheet that is used for pegging graft with live wire binding post on first live wire section or the second live wire section. Therefore, the connection between the zero line connecting metal sheet and the zero line connecting terminal can be realized quickly; and the live wire connecting metal sheet is connected with the live wire connecting terminal.

In some embodiments, the first neutral and neutral connection plates of the first power pin and the first live and live connection plates of the first power pin are each electrically connected by a first bipolar switch; the second zero line metal sheet and the zero line connecting metal sheet of the second power supply pin and the second live wire metal sheet and the live wire connecting metal sheet of the second power supply pin are respectively and electrically connected through a second bipolar switch.

Therefore, the connection and disconnection of the live wire connecting metal sheet and the first live wire metal sheet and the connection and disconnection of the zero wire connecting metal sheet and the first zero wire metal sheet can be realized by the first bipolar switch, the connection and disconnection of the live wire connecting metal sheet and the second live wire metal sheet and the connection and disconnection of the zero wire connecting metal sheet and the second zero wire metal sheet can be realized by the second bipolar switch, the electrifying states of the live wire and the zero wire in the power pin can be controlled by the first bipolar switch or the second bipolar switch, and the safety of the double-position wall power socket is improved.

In some embodiments, the first zero line metal sheet and the first live line metal sheet are both arranged on the left side of the USB module and are in a zigzag shape, and the second zero line metal sheet and the second live line metal sheet are both arranged on the right side of the USB module and are in an inverted zigzag shape; the first bipolar switch is arranged between the first live wire pin on the first live wire metal sheet and the live wire connecting metal sheet, and the second bipolar switch is arranged between the second zero wire pin on the second zero wire metal sheet and the zero wire connecting metal sheet.

Therefore, the metal piece is positioned on the two sides of the USB module, the structure is compact, the maximum space can be reserved for the USB module arranged in the middle, the purpose that the USB charging function is added to the double-position wall power socket under the condition that the specification of a reserved bottom box of a wall body is not changed is achieved, and extra labor caused by the fact that the specification of the bottom box is changed is avoided; moreover, the materials of the zero line metal sheet and the live wire metal sheet can be saved.

In some embodiments, the first ground metal piece of the first power pin and the second ground metal piece of the second power pin are respectively provided with a ground connection terminal, and the first ground metal piece is not connected to the second ground metal piece. Therefore, the material consumption of the ground wire metal sheet can be reduced, and the first ground wire metal sheet and the second ground wire metal sheet cannot stretch over the USB module, so that the interference of the ground wire metal sheet on the radiation signal of the USB module is reduced, and the connection safety is ensured.

In some embodiments, the location of the insulating base where the ground terminal is mounted has a second recess recessed forward. Therefore, the space reserved by the wall body occupied by the ground wire connecting position can be reduced.

In some embodiments, the first ground metal piece and the second ground metal piece are provided with retaining rings, and the insulating base is provided with a first through groove for extending the retaining rings. This arrangement allows the ground strip to also function as a connection for the insulating base to other components.

In some embodiments, the double-position wall power socket further comprises a metal bracket which is nested outside the insulating base and detachably connected with the insulating base, and the metal bracket is provided with a mounting structure for connecting with a wall and a first through hole corresponding to the retaining ring. Therefore, the double-position wall power socket can be connected with the metal support and the base through the retaining ring, the double-position wall power socket is installed on a wall through the metal support, and the installation strength of the double-position wall power socket is improved through the metal support.

In some embodiments, the first zero line metal sheet and the first live line metal sheet, and the second zero line metal sheet and the second live line metal sheet are respectively covered with a first zero line pin and a first live line pin which can expose the first power pin, and an insulation sheet which can expose the second zero line pin and the second live line pin of the second power pin, the insulation sheet is provided with a limiting block, each insulation sheet is independently abutted with an elastic part, each elastic part is independently abutted with an anti-misplug part, and under the action of the limiting block and the elastic part, the anti-misplug part can move between an initial position and a final position along the direction of a perpendicular line from the ground line pin of the first ground line metal sheet to the connecting line of the zero line pin and the live line pin; the misplug-preventing component is provided with an inserting part and a blocking part, and the end part of the inserting part is provided with a guide part of which the upper surface is inclined downwards along with the increase of the distance between the inserting part and the blocking part; in the initial position, the insertion portion is at least partially inserted into the ground pin, and the blocking portion covers the neutral pin and the live pin; in the final position, the neutral, live and ground pins are fully exposed.

Therefore, when only at least one of the live wire pin and the zero wire pin is required to be inserted, the live wire pin and the zero wire pin cannot be directly inserted due to the blocking of the blocking part, so that errors can be avoided, and the use safety is ensured; when the ground wire pin is inserted, the misplug prevention component can move from the initial position to the final position while the pressure of the guide part of the insertion part is tested, so that the external electrical appliance connector is contacted with the pin to be electrified.

In some embodiments, the dual site wall outlet further comprises at least one of a middle cap and a housing; the middle cover is detachably connected with the insulating base so as to form a containing cavity for containing the USB module and the metal piece in a surrounding mode, and is provided with a first USB jack corresponding to a USB interface of the USB module, a first power supply jack corresponding to pins of a first power supply pin and a second power supply pin, a first switch through hole corresponding to a first bipolar switch and a second bipolar switch, and a second through groove corresponding to the retaining ring; the shell is detachably connected with the metal support so as to form a containing cavity for containing the USB module and the metal piece between the shell and the insulating base in a surrounding mode, and a second USB jack corresponding to a USB interface of the USB module, a second power supply jack corresponding to pins of the first power supply pin and the second power supply pin and a second switch through hole corresponding to the first bipolar switch and the second bipolar switch are arranged on the shell; the USB interface comprises at least one of TypeA, TypeB, TypeC, Micro type and Mini type.

Therefore, the aesthetic property of the appearance of the double-position wall power socket is kept while the component installation stability and the use safety of the double-position wall power socket are kept.

Drawings

Fig. 1 is a schematic structural view of a double-position wall power socket with a USB charging device according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram illustrating a disassembled state of the double-position wall power socket with the USB charging device shown in FIG. 1;

FIG. 3 is a schematic structural diagram of the insulating base shown in FIG. 1;

FIG. 4 is a schematic structural diagram of the metal member and the USB module shown in FIG. 1;

FIG. 5 is a schematic structural view of the metal part shown in FIG. 4 without the ground wire metal piece and the ground wire terminal;

fig. 6 is a schematic structural view of a double-position wall power socket with a USB charging device according to another embodiment of the present invention;

fig. 7 is a schematic structural view of a double-position wall power socket with a USB charging device according to another embodiment of the present invention;

fig. 8 is a schematic structural view of a double-position wall power socket with a USB charging device according to yet another embodiment of the present invention;

fig. 9 is a structural diagram illustrating a disassembled state of the double-position wall power socket with the USB charging device shown in fig. 8.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1-5 schematically illustrate a dual-position wall outlet with a USB charging device according to an embodiment of the present invention.

As shown in fig. 1 to 4, the double-position wall power socket with the USB charging device comprises an insulating base 20, a USB module 30 and a metal piece 40 for contacting with an external electrical appliance connector; the insulating base 20 is integrally formed or machined with an accommodating chamber 201 for accommodating the USB module 30 and the metal part 40, the USB module 30 and the metal part 40 can be placed into the accommodating chamber 201 from an opening 202 integrally formed or machined on the insulating base 20, specifically, the accommodating chamber 201 is divided into a first accommodating space 2011 for accommodating the USB module 30, a second accommodating space 2012 located on the left side of the first accommodating space 2011 and a third accommodating space 2013 located on the right side of the second accommodating space 2012 by a partition plate; the metal component 40 includes a first power pin 41 accommodated in the second accommodating space 2012, a second power pin 42 accommodated in the third accommodating space 2013, and a zero line connection metal sheet 43 and a fire line connection metal sheet 44 that electrically connect the first power pin 41 and the second power pin 42, respectively, where the zero line connection metal sheet 43 and the fire line connection metal sheet 44 are simultaneously disposed above the USB module 30 (or simultaneously disposed below the USB module 30 according to the use requirement); the insulating base 20 is integrally formed with, machined into, or otherwise connected to a baffle 21 that separates a neutral connection plate 43 and a live connection plate 44. Preferably, a first receiving groove 203 for receiving the live wire connecting metal piece 44 is formed between the first receiving space 2011 and the baffle plate 21, and a second receiving groove 204 for receiving the neutral wire connecting metal piece 43 is formed between the baffle plate 21 and the side wall of the insulating base 20. For example, the insulating base 20 may be made of a plastic material to have insulating properties. In the preferred embodiment, the first power pin 41 is electrically connected to the neutral connection plate 43 and the hot connection plate 44 through a first bipolar switch 45, and the second power pin 42 is electrically connected to the neutral connection plate 43 and the hot connection plate 44 through a second bipolar switch 46.

Specifically, referring to fig. 4, the USB module 30 includes a circuit board 32 accommodated in the first accommodating space 2011 and a USB interface 31 electrically connected to the circuit board 32. Illustratively, the USB interface 31 includes at least one of TypeA, TypeB, TypeC, Micro type, and Mini type. Preferably, the USB interface 31 includes TypeA and TypeC to accommodate most mobile devices.

Therefore, by arranging the connecting metal sheets (including the zero line connecting metal sheet 43 and the live line connecting metal sheet 44) on the same side, the maximum space is reserved for the USB module 30 in a limited space, so that the USB charging device added on the double-position wall power socket has high-power USB output under the condition of not changing the specification of a reserved bottom box of a wall body; meanwhile, the zero line connecting metal sheet 43 and the live line connecting metal sheet 44 which are arranged on the same side are separated by the baffle 21, so that the problems that the safety and the stability of the electrical connection of components are reduced due to the fact that the zero line connecting metal sheet 43 and the live line connecting metal sheet 44 are in contact with each other and the USB module 30 is in contact with the metal piece 40 can be solved.

As a preferred embodiment, referring to fig. 5, the neutral connection metal piece 43 includes a first neutral section 431, a first inclined bent section 432 and a second neutral section 433 which are connected in sequence; the live wire connecting metal sheet 44 includes a first live wire segment 441, a second inclined bent segment 442 and a second live wire segment 443 connected in sequence; based on this, the specific implementation manner of the zero-wire connection metal sheet 43 and the live-wire connection metal sheet 44 respectively electrically connecting the first power pin 41 and the second power pin 42 is as follows: the first neutral wire piece 411 of the first power pin 41 is electrically connected to the first neutral section 431, and the first live wire piece 412 of the first power pin 41 is electrically connected to the first live wire section 441; the second neutral wire metal piece 421 of the second power pin 42 is electrically connected to the second neutral section 433, and the second live wire metal piece 422 of the second power pin 42 is electrically connected to the second live wire section 443; and the baffle 21 is arranged between the first zero line segment 431 and the first live line segment 441 by arranging the first zero line segment 431 above the first live line segment 441; meanwhile, the first live wire section 441 and the first zero wire section 431 are provided with first grooves 4311 at positions corresponding to the USB module 30; first slope bending segment 432 is buckled downwards, and second zero line section 433 locates the front lower place of second live line section 443 (also can locate second zero line section 433 the back lower place of second live line section 443 as required), from this shape and the position of connecting the sheetmetal through reasonable overall arrangement, reserves the biggest space for USB module 30, avoids leading to appearing the security problem because of connecting the sheetmetal and USB module contact.

Further, referring to fig. 4 and 5, a neutral wire terminal 434 is provided on the first neutral wire section 431 or the second neutral wire section 433; a live wire connecting terminal 444 is arranged on the first live wire segment 441 or the second live wire segment 443; the position of the back plate of the insulating base 20 corresponding to the first receiving space 2011 protrudes backward (protrudes toward the wall); the zero line terminal 434 and the live line terminal 444 are respectively disposed on two sides of the insulating base 20, which are located in the first accommodating space 2011, so as to reduce the space occupied by the wall body after the user connects the wires while leaving the maximum space for the USB module 30. Specifically, the first zero line section 431 or the second zero line section 433 are integrally formed, processed or connected with a zero line insertion piece 435 for being inserted into the zero line connection terminal 434; the first live wire segment 441 or the second live wire segment 443 are integrally formed, processed or connected with a live wire insertion piece 445 inserted into the live wire connection terminal 444. Preferably, the zero line terminal 434 and the live line terminal 444 are at an angle of 45 ° ± 25 ° with respect to the back plate of the insulating base 20, so as to facilitate the wiring by the user.

With continued reference to fig. 4 and 5, the first power pin 41 includes a first neutral wire metal piece 411, a first neutral wire pin 4111 integrally formed or connected to the first neutral wire metal piece 411, a first live wire metal piece 412, and a first live wire pin 4121 integrally formed or connected to the first live wire metal piece 412; the second power pin 42 includes a second neutral wire metal piece 421, a second neutral wire pin 4211 integrally formed or connected to the second neutral wire metal piece 421, a second live wire metal piece 422, and a second live wire pin 4221 integrally formed or connected to the second live wire metal piece 422; based on this, the first power pin 41 is electrically connected to the neutral connection metal piece 43 and the live connection metal piece 44 through the first bipolar switch 45, and the second power pin 42 is electrically connected to the neutral connection metal piece 43 and the live connection metal piece 44 through the second bipolar switch 46 in the following manner: the first neutral wire section 431 of the first neutral wire metal sheet 411 and the neutral wire connecting metal sheet 43, and the first live wire section 441 of the first live wire metal sheet 412 and the live wire connecting metal sheet 44 are respectively electrically connected through the first bipolar switch 45; the second neutral wire section 433 of the second neutral wire plate 421 and the neutral wire connecting plate 43, and the second live wire section 443 of the second live wire plate 422 and the live wire connecting plate 44 are electrically connected through the second bipolar switch 46, respectively. Further, the first power pin 41 further includes a first ground wire metal piece 413, and a ground wire pin 4132 integrally formed or connected to the first ground wire metal piece 413; the second power supply pin 42 further includes a second ground metal piece 423, and a ground pin 4132 integrally formed or connected to the second ground metal piece 423; the first ground wire metal piece 413 and the second ground wire metal piece 423 are respectively provided with a ground wire connection terminal 414, and the first ground wire metal piece 413 is not connected to the second ground wire metal piece 423, so that the material consumption of the ground wire metal pieces is reduced, and meanwhile, the interference of radiation signals to the USB module 30 caused by the fact that the ground wire metal pieces cross over the USB module 30 is avoided. Specifically, the first ground metal piece 413 and the second ground metal piece 423 are respectively integrally formed, processed or connected with a ground insert 4133 for being separately inserted into the ground connection terminal 414. Furthermore, the position of the insulating base 20 where the ground wire connecting terminal 414 is installed has the second groove 22 recessed forward, thereby reducing the space occupied by the ground wire connecting position in the wall. As a preferred embodiment, the first zero line metal piece 411 and the first fire line metal piece 412 are disposed on the left side of the USB module 30 and are both "Z" shaped, and the second zero line metal piece 421 and the second fire line metal piece 422 are disposed on the right side of the USB module 30 and are both "Z" shaped; the first bipolar switch 45 is arranged between the first live wire pin 4121 on the first live wire metal sheet 412 and the live wire connecting metal sheet 44, and the second bipolar switch 46 is arranged between the second zero wire pin 4211 on the second zero wire metal sheet 421 and the zero wire connecting metal sheet 43, so that the metal sheet materials are saved, the structural compactness of the first power pin 41 and the second power pin 42 is realized, and the purpose of adding the USB charging function to the double-position wall power socket under the condition that the specification of a reserved bottom box of a wall body is not changed is realized. Preferably, the first and second ground metal pieces 413 and 423 are integrally formed, machined or connected with a snap ring 4131, and the insulating base 20 is integrally formed or machined with a first through groove 23 through which the snap ring 4131 extends, so as to connect the insulating base 20 with other components through the snap ring 4131.

Fig. 6 schematically illustrates a dual-position wall outlet with a USB charging device according to another embodiment of the present invention.

Referring to fig. 6, the double-position wall power socket further includes a metal bracket 50 nested outside the insulating base 20 and detachably connected to the insulating base 20, wherein the metal bracket 50 is integrally formed or machined with a mounting structure 51 for connecting to a wall and a first through hole 52 corresponding to the retaining ring 4131. Specifically, the detachable connection manner of the metal bracket 50 and the insulating base 20 is a snap connection or a screw connection. The metal holder 50 may be made of an iron-based material or an aluminum-based material, and may be made of a stainless steel material, for example. The mounting structure 51 on the metal bracket 50 for connecting with a wall is a mounting through hole for passing a screw thread of a screw.

Fig. 7 schematically illustrates a dual-position wall outlet with a USB charging device according to yet another embodiment of the present invention.

Referring to fig. 7, the first neutral wire metal piece 411 and the first live wire metal piece 412, and the second neutral wire metal piece 421 and the second live wire metal piece 422 are covered with a first neutral pin 4111 and a first live wire pin 4121 capable of exposing the first power pin 41, and an insulating sheet 61 capable of exposing the second neutral pin 4211 and the second live wire pin 4221 of the second power pin 42, respectively, the insulating sheet 61 is integrally formed, machined or connected with a stopper 611, each insulating sheet 61 is separately abutted with an elastic member 62, each elastic member 62 is separately abutted with an erroneous insertion prevention member 63, and under the action of the stopper 611 and the elastic member 62, the erroneous insertion prevention member 63 can move between an initial position and a final position along a direction of a perpendicular line from the ground pin 4132 of the first ground wire metal piece 413 to a connecting line between the neutral pin and the live wire pin; the erroneous insertion preventing member 63 has an insertion portion 631 and a stopper portion 632, and an end portion of the insertion portion 631 is integrally formed or machined with a guide portion 6311 whose upper surface is inclined downward as the distance from the stopper portion 632 increases; in the initial position, the insert 631 is at least partially inserted into the ground pin 4132, and the blocker 632 covers the neutral pin and the live pin; in the final position, the neutral, fire and ground pins 4132 are fully exposed. That is, one of the insulating sheets 61 covers the first neutral wire metal piece 411 and the first live wire metal piece 412, the other insulating sheet 61 covers the second neutral wire metal piece 421 and the second live wire metal piece 422, the mis-plugging prevention member 63 covering the insulating sheets 61 on the first neutral wire metal piece 411 and the first live wire metal piece 412 can move between an initial position and a final position along a direction perpendicular to a line connecting the ground pin 4132 of the first ground wire metal piece 413 to the first neutral pin 4111 and the first live wire pin 4121, in the initial position, the plugging portion 631 on the insulating sheet 61 is at least partially plugged into the ground pin 4132 of the first ground wire metal piece 413, and the blocking portion 632 on the insulating sheet 61 covers the first neutral pin 4111 and the first live wire pin 4121; in the end position, the first neutral pin 4111 and the first live pin 4121 and the ground pin 4132 of the first ground plate 413 are completely exposed; the erroneous insertion preventing member 63 provided on the insulating sheet 61 covering the second ground metal piece 421 and the second live metal piece 422 is movable between an initial position in which the insertion portion 631 of the insulating sheet 61 is at least partially inserted into the ground pin 4132 of the second ground metal piece 423 and a final position in which the blocking portion 632 provided on the insulating sheet 61 covers the second ground pin 4211 and the second live pin 4221, in a direction perpendicular to a line connecting the ground pin 4132 of the second ground metal piece 423 and the second neutral pin 4211 and the second live pin 4221; in the final position, the second neutral pin 4211 and the second ground pin 4221 and the ground pin 4132 of the second piece of ground metal 423 are fully exposed.

Fig. 8 and 9 schematically illustrate a dual-position wall outlet with a USB charging device according to yet another embodiment of the present invention.

Referring to fig. 8 and 9, the dual position wall outlet further includes at least one of a middle cap 70 and a housing 80. The middle cover 70 is detachably connected to the insulating base 20 to enclose a receiving cavity for receiving the USB module 30 and the metal member 40 between the middle cover 70 and the insulating base 20, and the middle cover 70 is integrally formed or processed with a first USB jack 71 corresponding to the USB interface 31 of the USB module 30, a first power jack 72 corresponding to the first power pin 41 and the second power pin 42, a first switch through hole 73 corresponding to the first bipolar switch 45 and the second bipolar switch 46, and a second through groove 74 corresponding to the retaining ring 4131. The shell 80 is detachably connected to the metal bracket 50 to form a receiving cavity between the shell 80 and the insulating base 20 for receiving the USB module 30 and the metal member 40, and the shell 80 is integrally formed or processed with a second USB socket 81 corresponding to the USB interface 31 of the USB module 30, a second power socket 82 corresponding to the first power pin 41 and the second power pin 42, and a second switch through hole 83 corresponding to the first bipolar switch 45 and the second bipolar switch 46. When the dual-position wall outlet has both the middle cap 70 and the outer housing 80, the outer housing 80 covers the side of the middle cap 70 facing away from the insulating base 20.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (28)

1. Take USB charging device's dibit wall outlet, its characterized in that includes:

an insulating base;

the USB module is accommodated in the accommodating cavity with the opening of the insulating base, and the metal piece is used for contacting with the external electrical appliance connector; wherein the content of the first and second substances,

the USB module is arranged in the middle of the insulating base;

the metal piece comprises a first power supply pin and a second power supply pin which are respectively arranged on two sides of the USB module, and a zero line connecting metal sheet and a live wire connecting metal sheet which are respectively used for electrically connecting the first power supply pin and the second power supply pin, wherein the zero line connecting metal sheet and the live wire connecting metal sheet are simultaneously arranged above or below the USB module;

and the insulating base is provided with a baffle plate for separating the zero line connecting metal sheet from the live line connecting metal sheet.

2. A dual position wall outlet with a USB charging device as claimed in claim 1 wherein the neutral connection plate comprises a first neutral section, a first inclined bend section and a second neutral section connected in sequence;

the live wire connecting metal sheet comprises a first live wire section, a second inclined bending section and a second live wire section which are sequentially connected; wherein the content of the first and second substances,

the first zero line metal sheet and the first live line metal sheet of the first power pin are respectively and electrically connected with the first zero line section and the first live line section, the second zero line metal sheet and the second live line metal sheet of the second power pin are respectively and electrically connected with the second zero line section and the second live line section, the first zero line section is arranged above the first live line section, and the baffle is arranged between the first zero line section and the first live line section;

the positions of the first fire line segment and the first zero line segment, which correspond to the USB module, are provided with first grooves;

the first inclined bending section bends downwards, the second zero line section is arranged below the front of the second fire line section, or the first inclined bending section bends downwards, and the second zero line section is arranged below the rear of the second fire line section.

3. A double-position wall power socket with a USB charging device as claimed in claim 2, wherein the middle of the insulating base is provided with a first accommodating space for accommodating a USB module, and the position of the back plate of the insulating base corresponding to the first accommodating space protrudes backwards;

the insulation base is characterized in that a zero line connecting terminal is arranged on the first zero line section or the second zero line section, a live line connecting terminal is arranged on the first live line section or the second live line section, and the zero line connecting terminal and the live line connecting terminal are respectively arranged on two sides of the insulation base, which are located in the first accommodating space.

4. A double-position wall power socket with a USB charging device as claimed in claim 3 wherein a first receiving slot is formed between the first receiving space and the baffle for receiving the live wire connecting metal sheet, and a second receiving slot is formed between the baffle and the side wall of the insulating base for receiving the neutral wire connecting metal sheet.

5. A double-position wall power socket with a USB charging device according to claim 3 wherein the first zero line section or the second zero line section is provided with a zero line insert for plugging with a zero line terminal;

and the first live wire section or the second live wire section is provided with a live wire inserting piece used for being connected with the live wire connecting terminal in an inserting mode.

6. The dual-position wall power socket with the USB charging device according to claim 4, wherein the first zero line section or the second zero line section is provided with a zero line insertion piece for being inserted into the zero line connection terminal;

and the first live wire section or the second live wire section is provided with a live wire inserting piece used for being connected with the live wire connecting terminal in an inserting mode.

7. A dual position wall outlet with a USB charging device as claimed in any one of claims 1 to 6, wherein the first neutral and neutral connection plate of the first power pin and the first live and live connection plate of the first power pin are each electrically connected through a first bipolar switch;

the second zero line metal sheet and the zero line connecting metal sheet of the second power pin are electrically connected through a second bipolar switch respectively, and the second live wire metal sheet and the live wire connecting metal sheet of the second power pin are electrically connected through a second bipolar switch respectively.

8. A dual-position wall outlet with a USB charging device as claimed in claim 7 wherein the first zero and fire wire blades are located on the left side of the USB module and are both "Z" shaped, and the second zero and fire wire blades are located on the right side of the USB module and are both "inverted" Z "shaped;

the first bipolar switch is arranged between the first live wire pin on the first live wire metal sheet and the live wire connecting metal sheet, and the second bipolar switch is arranged between the second zero wire pin on the second zero wire metal sheet and the zero wire connecting metal sheet.

9. A dual-position wall power socket with a USB charging device as claimed in any one of claims 1 to 6, wherein the first ground metal piece of the first power pin and the second ground metal piece of the second power pin are respectively provided with a ground terminal, and the first ground metal piece is not connected with the second ground metal piece.

10. A dual position wall outlet with a USB charging device as claimed in claim 9 wherein the insulating base has a second recess recessed forwardly at the location where the ground terminal is mounted.

11. The dual-position wall outlet with a USB charging device as claimed in claim 9, wherein the first and second ground plates are provided with a snap ring, and the insulating base is provided with a first through slot for the snap ring to extend out.

12. The dual-position wall power socket with the USB charging device as claimed in claim 11, further comprising a metal bracket nested outside the insulating base and detachably connected to the insulating base, wherein the metal bracket is provided with a mounting structure for connecting to a wall and a first through hole corresponding to the retaining ring.

13. A dual position wall outlet with a USB charging device as claimed in claim 7 wherein the first ground plate of the first power pin and the second ground plate of the second power pin are each provided with a ground terminal, and the first ground plate is not connected to the second ground plate.

14. The dual-position wall outlet with a USB charging device as claimed in claim 13, wherein the first and second ground plates are provided with a snap ring, and the insulating base is provided with a first through slot for the snap ring to extend out.

15. The dual-position wall power socket with the USB charging device as claimed in claim 14, further comprising a metal bracket nested outside the insulating base and detachably connected to the insulating base, wherein the metal bracket is provided with a mounting structure for connecting to a wall and a first through hole corresponding to the retaining ring.

16. A dual position wall outlet with a USB charging device as claimed in claim 8 wherein the first ground plate of the first power pin and the second ground plate of the second power pin are each provided with a ground terminal, and the first ground plate is not connected to the second ground plate.

17. The dual position wall outlet with USB charging device of claim 16 wherein the first and second ground plates each have a snap ring, and the insulating base has a first through slot for the snap ring to extend through.

18. The dual-position wall power socket with the USB charging device as claimed in claim 17, further comprising a metal bracket nested outside the insulating base and detachably connected to the insulating base, wherein the metal bracket is provided with a mounting structure for connecting to a wall and a first through hole corresponding to the retaining ring.

19. A dual position wall outlet with a USB charging device as claimed in claim 9 wherein the first and second neutral and live wires are covered with a first neutral and live wire pin respectively exposing the first power pin and an insulating strip covering the second neutral and live wire pin exposing the second power pin, the insulating strip having a stopper, each of the insulating strips having a resilient member separately abutted thereon, each of the resilient members separately abutted thereon with an anti-misplug member, the anti-misplug member being movable between an initial position and a final position in a direction of a perpendicular to a line connecting the ground wire pin of the first ground wire metal strip to the neutral and live wire pins under the action of the stopper and resilient member;

the misplug prevention component is provided with an insertion part and a blocking part, and the end part of the insertion part is provided with a guide part of which the upper surface is inclined downwards along with the increase of the distance between the insertion part and the blocking part;

in an initial position, the insertion portion is at least partially inserted into the ground pin, and the blocking portion covers the neutral pin and the live pin;

in the final position, the neutral, live and ground pins are fully exposed.

20. A dual position wall outlet with a USB charging device as claimed in claim 12 wherein the first neutral and first live wire metal pieces and the second neutral and second live wire metal pieces are covered with a first neutral and first live wire pin respectively exposing the first power pin and an insulating piece of the second neutral and second live wire pin respectively exposing the second power pin, the insulating piece is provided with a stopper against which each elastic member is individually abutted, each elastic member is individually abutted with an erroneous insertion prevention member which is movable between an initial position and a final position in a direction of a perpendicular line connecting the ground pin of the first ground wire metal piece to the connecting line of the neutral and live wire pins under the action of the stopper and the elastic member;

the misplug prevention component is provided with an insertion part and a blocking part, and the end part of the insertion part is provided with a guide part of which the upper surface is inclined downwards along with the increase of the distance between the insertion part and the blocking part;

in an initial position, the insertion portion is at least partially inserted into the ground pin, and the blocking portion covers the neutral pin and the live pin;

in the final position, the neutral, live and ground pins are fully exposed.

21. A dual position wall outlet with a USB charging device as claimed in claim 13 wherein the first and second neutral and live wires are covered with a first neutral and live wire pin respectively exposing the first power pin and an insulating strip covering the second neutral and live wire pin exposing the second power pin, the insulating strip having a stopper, each of the insulating strips having a resilient member separately abutted thereon, each of the resilient members separately abutted thereon with an anti-misplug member, the anti-misplug member being movable between an initial position and a final position in a direction of a perpendicular to a line connecting the ground wire pin of the first ground wire metal strip to the neutral and live wire pins under the action of the stopper and resilient member;

the misplug prevention component is provided with an insertion part and a blocking part, and the end part of the insertion part is provided with a guide part of which the upper surface is inclined downwards along with the increase of the distance between the insertion part and the blocking part;

in an initial position, the insertion portion is at least partially inserted into the ground pin, and the blocking portion covers the neutral pin and the live pin;

in the final position, the neutral, live and ground pins are fully exposed.

22. A dual position wall outlet with a USB charging device as claimed in claim 15 wherein the first and second neutral and live wires are covered with a first neutral and live wire pin respectively exposing the first power pin and an insulating strip covering the second neutral and live wire pin exposing the second power pin, the insulating strip having a stopper, each of the insulating strips having a resilient member separately abutted thereon, each of the resilient members separately abutted thereon with an anti-misplug member, the anti-misplug member being movable between an initial position and a final position in a direction of a perpendicular to a line connecting the ground wire pin of the first ground wire metal strip to the neutral and live wire pins under the action of the stopper and resilient member;

the misplug prevention component is provided with an insertion part and a blocking part, and the end part of the insertion part is provided with a guide part of which the upper surface is inclined downwards along with the increase of the distance between the insertion part and the blocking part;

in an initial position, the insertion portion is at least partially inserted into the ground pin, and the blocking portion covers the neutral pin and the live pin;

in the final position, the neutral, live and ground pins are fully exposed.

23. A dual position wall outlet with a USB charging device as claimed in claim 16 wherein the first and second neutral and live wires are covered with a first neutral and live wire pin respectively exposing the first power pin and an insulating strip covering the second neutral and live wire pin exposing the second power pin, the insulating strip having a stopper, each of the insulating strips having a resilient member separately abutted thereon, each of the resilient members separately abutted thereon with an anti-misplug member, the anti-misplug member being movable between an initial position and a final position in a direction perpendicular to the line connecting the ground wire pin of the first ground wire metal strip to the neutral and live wire pins under the action of the stopper and resilient member;

the misplug prevention component is provided with an insertion part and a blocking part, and the end part of the insertion part is provided with a guide part of which the upper surface is inclined downwards along with the increase of the distance between the insertion part and the blocking part;

in an initial position, the insertion portion is at least partially inserted into the ground pin, and the blocking portion covers the neutral pin and the live pin;

in the final position, the neutral, live and ground pins are fully exposed.

24. A dual position wall outlet with a USB charging device as claimed in claim 18 wherein the first neutral and first live wire metal pieces and the second neutral and second live wire metal pieces are covered with a first neutral and first live wire pin respectively exposing the first power pin and an insulating piece of the second neutral and second live wire pin respectively exposing the second power pin, the insulating piece is provided with a stopper against which each elastic member is individually abutted, each elastic member is individually abutted with an erroneous insertion prevention member which is movable between an initial position and a final position in a direction of a perpendicular line connecting the ground pin of the first ground wire metal piece to the connecting line of the neutral and live wire pins under the action of the stopper and the elastic member;

the misplug prevention component is provided with an insertion part and a blocking part, and the end part of the insertion part is provided with a guide part of which the upper surface is inclined downwards along with the increase of the distance between the insertion part and the blocking part;

in an initial position, the insertion portion is at least partially inserted into the ground pin, and the blocking portion covers the neutral pin and the live pin;

in the final position, the neutral, live and ground pins are fully exposed.

25. The dual position wall outlet with USB charging device of claim 15 further comprising at least one of a middle cap and a housing; wherein the content of the first and second substances,

the middle cover is detachably connected with the insulating base so as to form an accommodating cavity for accommodating the USB module and the metal part between the middle cover and the insulating base, and the middle cover is provided with a first USB jack corresponding to a USB interface of the USB module, a first power jack corresponding to pins of the first power pin and the second power pin, a first switch through hole corresponding to the first bipolar switch and the second bipolar switch, and a second through groove corresponding to the retaining ring;

the shell is detachably connected with the metal support so as to form a containing cavity for containing the USB module and the metal piece between the shell and the insulating base, and the shell is provided with a second USB jack corresponding to a USB interface of the USB module, a second power supply jack corresponding to pins of the first power supply pin and the second power supply pin, and second switch through holes corresponding to the first bipolar switch and the second bipolar switch;

the USB interface comprises at least one of TypeA, TypeB, TypeC, Micro type and Mini type.

26. The dual position wall outlet with USB charging device of claim 18 further comprising at least one of a middle cap and a housing; wherein the content of the first and second substances,

the middle cover is detachably connected with the insulating base so as to form an accommodating cavity for accommodating the USB module and the metal part between the middle cover and the insulating base, and the middle cover is provided with a first USB jack corresponding to a USB interface of the USB module, a first power jack corresponding to pins of the first power pin and the second power pin, a first switch through hole corresponding to the first bipolar switch and the second bipolar switch, and a second through groove corresponding to the retaining ring;

the shell is detachably connected with the metal support so as to form a containing cavity for containing the USB module and the metal piece between the shell and the insulating base, and the shell is provided with a second USB jack corresponding to a USB interface of the USB module, a second power supply jack corresponding to pins of the first power supply pin and the second power supply pin, and second switch through holes corresponding to the first bipolar switch and the second bipolar switch;

the USB interface comprises at least one of TypeA, TypeB, TypeC, Micro type and Mini type.

27. The dual position wall outlet with USB charging device of claim 22 further comprising at least one of a middle cap and a housing; wherein the content of the first and second substances,

the middle cover is detachably connected with the insulating base so as to form an accommodating cavity for accommodating the USB module and the metal part between the middle cover and the insulating base, and the middle cover is provided with a first USB jack corresponding to a USB interface of the USB module, a first power jack corresponding to pins of the first power pin and the second power pin, a first switch through hole corresponding to the first bipolar switch and the second bipolar switch, and a second through groove corresponding to the retaining ring;

the shell is detachably connected with the metal support so as to form a containing cavity for containing the USB module and the metal piece between the shell and the insulating base, and the shell is provided with a second USB jack corresponding to a USB interface of the USB module, a second power supply jack corresponding to pins of the first power supply pin and the second power supply pin, and second switch through holes corresponding to the first bipolar switch and the second bipolar switch;

the USB interface comprises at least one of TypeA, TypeB, TypeC, Micro type and Mini type.

28. The dual position wall outlet with USB charging device of claim 24 further comprising at least one of a middle cap and a housing; wherein the content of the first and second substances,

the middle cover is detachably connected with the insulating base so as to form an accommodating cavity for accommodating the USB module and the metal part between the middle cover and the insulating base, and the middle cover is provided with a first USB jack corresponding to a USB interface of the USB module, a first power jack corresponding to pins of the first power pin and the second power pin, a first switch through hole corresponding to the first bipolar switch and the second bipolar switch, and a second through groove corresponding to the retaining ring;

the shell is detachably connected with the metal support so as to form a containing cavity for containing the USB module and the metal piece between the shell and the insulating base, and the shell is provided with a second USB jack corresponding to a USB interface of the USB module, a second power supply jack corresponding to pins of the first power supply pin and the second power supply pin, and second switch through holes corresponding to the first bipolar switch and the second bipolar switch;

the USB interface comprises at least one of TypeA, TypeB, TypeC, Micro type and Mini type.

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