CN219321780U

CN219321780U - Multi-plug socket

Info

Publication number: CN219321780U
Application number: CN202223601060.8U
Authority: CN
Inventors: 谌兰; 梁培娟
Original assignee: Guangzhou Raytheon Electric Manufacturing Co ltd
Current assignee: Guangzhou Raytheon Electric Manufacturing Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-07-07
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a socket which comprises a shell, a first circuit board, a USB charging interface, a second circuit board and at least two pin assemblies, wherein the first circuit board is connected with the USB charging interface; the second circuit board is vertically arranged at one end of the first circuit board; the pin assembly is oppositely arranged, is positioned on the same side as the second circuit board and is positioned at the other end of the first circuit board; the USB charging interface is arranged on the second circuit board; the electrical components on the first circuit board are arranged between the second circuit board and the pin assembly; the shell is provided with a USB jack which is matched with the position and the shape of the USB charging interface and a power jack which is matched with the position and the shape of the pin assembly and is used for inserting an external electric appliance plug. Because the first circuit boards are tiled along the length direction of the shell, and the second circuit boards are tiled along the thickness direction of the shell, the accommodating space in the shell is reasonably utilized, and the internal structure of the utility model is more compact.

Description

Multi-plug socket

Technical Field

The utility model relates to a socket.

Background

The power strip is a common electrical appliance in daily life, and is used for distributing commercial power to a plurality of household electrical appliances or electrical equipment. The function of the power patch board on the market at present is not only limited to providing a power plug port for electric appliances/equipment, but also the patch board capable of providing functions such as lightning protection, voltage stabilization, leakage and circuit breaking protection, direct current charging and the like is appeared, and the functions are all that corresponding electronic module electric elements are required to be installed in the patch board to realize corresponding functions, so that additional space is required to be designed in the patch board to accommodate and install the electronic module electric elements, but because the space arrangement design of the existing patch board is unreasonable, the existing patch board has the problems of insufficient compactness and bulkiness.

Disclosure of Invention

To solve at least one of the problems in the prior art, according to one aspect of the present utility model, there is provided a strip comprising: the USB charging device comprises a shell, a first circuit board, a USB charging interface, a second circuit board and at least two pin assemblies; the second circuit board is vertically arranged at one end of the first circuit board; the pin assembly is oppositely arranged, is positioned on the same side as the second circuit board and is positioned at the other end of the first circuit board; the USB charging interface is arranged on the second circuit board; the electrical components on the first circuit board are arranged between the second circuit board and the pin assembly; the shell is provided with a USB jack which is matched with the position and the shape of the USB charging interface and a power jack which is matched with the position and the shape of the pin assembly and is used for inserting an external electric appliance plug.

In this way, by vertically arranging the second circuit board at one end of the first circuit board, the second circuit board utilizes the space position of the whole row of pins in the thickness direction, and the first circuit board utilizes the space position of the whole row of pins in the length direction, compared with the existing socket product, the socket product does not need to arrange an extra independent space to place the first circuit board and electric elements on the first circuit board; and the second circuit board is vertically arranged on the first circuit board, so that the first circuit board is horizontally paved along the length direction of the shell, and the second circuit board is horizontally paved along the thickness direction of the shell, so that the accommodating space in the shell is reasonably utilized, and the internal structure of the utility model is more compact.

In some embodiments, the device further comprises a live wire pin, a neutral wire pin and an insulating support, wherein the support is arranged between the pin assemblies, the neutral wire pin extends to the neutral wire hole, the live wire pin extends to the live wire hole, and the neutral wire pin and the live wire pin are embedded in the insulating support so as to enable insulation arc extinction isolation between the neutral wire pin and the live wire pin.

In some embodiments, the electrical component includes a push button overload protector extending from the first circuit board to an outside of the housing.

In some embodiments, the electrical component further comprises a varistor disposed on the first circuit board to protect the first circuit board from lightning.

In some embodiments, the electrical component further comprises a fuse disposed on the first circuit board to protect the first circuit board from over-current.

In some embodiments, the USB charging interface is arranged on an exposed side panel of the bottom panel of the housing, the USB charging interface including a TypeA charging port and a TypeC charging port.

In some embodiments, four pin assemblies are arranged in the shell, and the four pin assemblies 4 are arranged in pairs; the pin assembly is provided with a neutral wire hole, a live wire hole and a ground wire hole, and the neutral wire hole or the live wire hole is closer to the first circuit board.

Drawings

Fig. 1 is a schematic diagram of a power strip according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the socket of FIG. 1 from another perspective;

FIG. 3 is an exploded view of the strip shown in FIG. 1;

FIG. 4 is a schematic diagram of the first circuit board, pin assemblies, and second circuit board of FIG. 3;

fig. 5 is a schematic diagram of a power strip according to another embodiment of the present utility model;

FIG. 6 is an exploded view of the strip shown in FIG. 5;

fig. 7 is an enlarged partial view of fig. 6 a.

Wherein the reference numerals have the following meanings:

1. a housing; 2. a first circuit board; 3. a pin assembly; 4. an electrical component; 41. a push button overload protector; 42. a power supply pin terminal; 43. a piezoresistor; 44. a fuse; 51. a power bus; 52. a plug; 61. a second circuit board; 62. a USB charging interface; 621. a TypeA charging port; 622. a TypeC charging port; 31. a zero line hole; 32. a ground wire hole; 7. anti-false touching the baffle; 71. pushing the guiding slope.

Detailed Description

For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.

In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The utility model is described in further detail below with reference to the accompanying drawings.

Embodiment one:

fig. 1 to 4 schematically show a strip according to an embodiment of the present utility model, which includes: the USB charging device comprises a shell 1, a first circuit board 2, a USB charging interface 62, a second circuit board 61 and at least two pin assemblies 3; the second circuit board 61 is vertically disposed at one end of the first circuit board 2; the pin assembly 3 is arranged opposite to the second circuit board 61 and is positioned at the other end of the first circuit board 2; the USB charging interface 62 is arranged on the second circuit board 61; the electrical component 4 on the first circuit board 2 is arranged between the second circuit board 61 and the pin assembly 3; the shell 1 is provided with a USB jack which is matched with the position and the shape of the USB charging interface 62 and a power jack which is matched with the position and the shape of the pin assembly 3 and is used for inserting the plug 52 of an external electrical appliance.

In this way, by vertically disposing the second circuit board 61 at one end of the first circuit board 2, the second circuit board 61 utilizes the spatial position of the entire socket in the thickness direction, and the first circuit board 2 utilizes the spatial position of the entire socket in the length direction, compared with the existing socket product, the utility model does not need to provide additional separate space for disposing the first circuit board 2 and the electrical components 4 on the first circuit board 2; and the second circuit board 61 is vertically arranged on the first circuit board 2, so that the first circuit board 2 is horizontally paved along the length direction of the shell 1, and the second circuit board 61 is horizontally paved along the thickness direction of the shell 1, so that the accommodating space in the shell 1 is reasonably utilized, and the internal structure of the utility model is more compact and small.

As shown in fig. 3 and 4, in detail, in the present embodiment, two pin assemblies 3 are disposed opposite and parallel; in other embodiments, the specific number of pin assemblies 3 may also be suitably adjusted according to the actual situation. In this way, since at least part of the electrical components 4 on the first circuit board 2 can be accommodated in the space between the pin assemblies 3 and 3, the installation space is further saved, so that the volume of the utility model can be further reduced, and the structure is more compact.

In the present embodiment, the electrical component 4 comprises a push-button overload protector 41, the push-button overload protector 41 extending from the first circuit board 2 through the accommodation space to the outer side elevation plate of the housing 1, so that the depth dimension of the accommodation space can match the pressing stroke of the push-button overload protector 41. In this way, the button overload protector 41 is skillfully arranged to extend from the first circuit board 2 to the outer side vertical panel of the shell 1 through the accommodating space, so that the depth dimension of the accommodating space can be matched with the pressing stroke of the button overload protector 41, the pressing stroke of the button overload protector 41 is matched without additionally arranging a dimension space, and the button overload protector has the characteristic of compact structure.

In this embodiment, the pin assembly 3 is provided with a zero line hole 31, a fire line hole, an anti-mistouch baffle 7, and a spring (not shown in the figure), the anti-mistouch baffle 7 is slidably disposed on the pin assembly 3, and the spring is disposed between the anti-mistouch baffle 7 and the pin assembly 3, so that the anti-mistouch baffle 7 covers the zero line hole 31 and the fire line hole in a normal state, and a pushing guiding inclined plane 71 is disposed on a position aligned with the zero line hole 31 on the anti-mistouch baffle 7. Thus, when the hard object is used for stamping the position of the anti-misoperation catch 7 and the fire wire hole, the anti-misoperation catch 7 cannot be opened in a sliding way, the danger of electric leakage caused by inserting the hard object into the fire wire hole is prevented, when the hard object is stamped for preventing the anti-misoperation catch 7 and the position of the zero wire hole 31, the hard object can push the anti-misoperation catch 7 to slide under the guidance of the push guide inclined plane 71, and the zero wire hole 31 and the fire wire hole are opened, but the zero wire hole 31 is not electrified, so that the electric leakage condition cannot be caused. Therefore, in a non-use state, the utility model has the function of preventing misplug and leakage, and improves the safety performance.

In this embodiment, still include live wire pin, zero line pin and insulating support, the support sets up between participating in subassembly 3, and the zero line pin extends to zero line hole 31, and the live wire pin extends to the live wire hole, and zero line pin and live wire pin all inlay and establish in insulating support to make insulating arc extinguishing isolation between zero line pin and the live wire pin. Like this, because zero line pin and live wire pin all inlay and establish in insulating support to make insulating arc extinguishing keep apart between zero line pin and the live wire pin, improved the security performance of product.

In this embodiment, the electrical component 4 further includes a varistor 43, and the varistor 43 is disposed on the first circuit board 2 to protect the first circuit board 2 from lightning.

In the present embodiment, the electrical component 4 further includes a fuse 44, and the fuse 44 is disposed on the first circuit board 2 to protect the first circuit board 2 from over-current.

In the present embodiment, a power bus 51 and a plug 52 are further included, one end of the power bus 51 is connected to the plug 52, and the other end of the power bus 51 extends into the housing 1 and is electrically connected to the first circuit board 2. In this way, in use, the plug 52 is plugged into the mains interface and power is conducted through the power bus 51 to the first circuit board 2 for use by a user in plugging in a wire.

In the present embodiment, the electrical component 4 includes the power supply pin terminal 42, the power supply pin terminal 42 is provided on the first circuit board 2, the power supply pin terminal 42 is electrically connected to the power bus 51 through the internal wiring of the first circuit board 2, and the power supply pin terminal 42 is extended to be connected to the pin assembly 3. In this way, the power supply processed by the first circuit board 2 is conducted to each pin assembly 3 through the power supply pin terminal 42, so that the circuits inside the housing 1 are reduced, and the space is saved.

In this embodiment, the power supply pin terminal 42 includes a live wire pin and a neutral wire pin, and the power bus 51 includes a live wire and a neutral wire, both of which are electrically connected with the first circuit board 2. In detail, in this embodiment, the live wire pin is provided with two branches for respectively connecting with the two pin assemblies 3 in a one-to-one correspondence; the zero line pin is also provided with two branches for being respectively connected with the two pin assemblies 3 in a one-to-one correspondence.

In this embodiment, the pin assemblies 3 are each provided with a ground jack, and the power bus 51 includes a ground protection wire electrically connected to the ground jack through a flying lead.

In the present embodiment, the USB charging port 62 is arranged on the exposed side upright panel of the bottom panel of the casing 1; correspondingly, in the present embodiment, an ac-to-dc module is arranged on the first circuit board 2, and after the ac-to-dc module converts the commercial power into the dc suitable for charging, the dc is conducted to the second circuit board 61, and then the second circuit board 61 conducts the dc to the USB charging interface 62; in other embodiments, the ac-dc conversion module may be disposed on the second circuit board 61, and the first circuit board 2 directly transmits the commercial power to the second circuit board 61, and performs dc conversion through the ac-dc conversion module disposed on the second circuit board 61. In detail, in the present embodiment, the USB charging interface 62 includes two types of TypeA charging port 621 and TypeC charging port 622. In other embodiments, the specific type and number of the USB charging interfaces 62 may be appropriately adjusted according to the actual situation, for example, typeB, micro-type, mini-type, and the like may also be used. In this way, the utility model can supply power to electric appliances (such as notebook computers, air fryers and the like) suitable for commercial power, and can also directly charge electronic products (such as mobile phones, tablet computers and the like) charged by using the USB charging interface 62.

Example two

The present embodiment differs from the first embodiment in that:

as shown in fig. 5, 6 and 7, in the present embodiment, four pin assemblies 3 are disposed in the housing 1 of the present utility model, and two pin assemblies 3 in each group are disposed opposite to each other and parallel to each other; thus, the utility model can provide more power supply jacks for users.

In detail, the pin assembly 3 is provided with a neutral hole 31, a live wire hole, and a ground wire hole 32, the neutral hole 31 and the live wire Kong Binglie are arranged, the ground wire hole 32 is arranged in the middle position direction of the neutral hole 31 and the live wire hole, and the neutral hole or the live wire hole is closer to the first circuit board, so that a space for accommodating the electrical element 4 is formed between the ground wire hole 32 of the pin assembly 3 located in the middle of the socket and the first circuit board 2. In this way, the profile characteristics of the pin assembly 3 are fully utilized, the electrical element 4 is arranged in the space between the ground wire hole 32 and the first circuit board 2, and the electrical element 4 can be safely arranged on the first circuit board 2 because the ground wire hole 32 is not electrified, so that the structural compactness of the product is improved.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The row inserts, its characterized in that includes: the USB charging device comprises a shell, a first circuit board, a USB charging interface, a second circuit board and at least two pin assemblies;

the second circuit board is vertically arranged at one end of the first circuit board; the pin assembly is oppositely arranged, is positioned on the same side of the second circuit board and is positioned at the other end of the first circuit board;

the USB charging interface is arranged on the second circuit board;

the electrical components on the first circuit board are arranged between the second circuit board and the pin assembly;

the shell is provided with a USB jack which is matched with the position and the shape of the USB charging interface and a power supply jack which is matched with the position and the shape of the pin assembly and is used for inserting an external electric appliance plug.

2. The strip of claim 1, wherein the electrical component comprises a push-button overload protector extending from the first circuit board to an outside of the housing.

3. The strip of claim 1 or 2, wherein the electrical component further comprises a varistor disposed on the first circuit board to protect the first circuit board from lightning.

4. The strip of claim 1 or 2, wherein the electrical component further comprises a fuse disposed on the first circuit board to protect the first circuit board from over-current.

5. The extension socket of claim 1, wherein the USB charging interface is arranged on an exposed side panel of the bottom panel of the housing, and the USB charging interface includes a TypeA charging port and a TypeC charging port.

6. The extension socket according to claim 1, wherein four pin assemblies (4) are disposed in the housing in a pair of opposite positions; the pin assembly is provided with a zero line hole, a fire line hole and a ground line hole, and the zero line hole or the fire line hole is closer to the first circuit board.

7. The extension socket of claim 6, further comprising a live wire pin, a neutral wire pin, and an insulating bracket disposed between the pin assemblies, the neutral wire pin extending to the neutral wire hole, the live wire pin extending to the live wire hole, the neutral wire pin and the live wire pin both embedded in the insulating bracket to provide insulation between the neutral wire pin and the live wire pin.