CN217468917U

CN217468917U - Power adapter

Info

Publication number: CN217468917U
Application number: CN202221185769.1U
Authority: CN
Inventors: 薛春兰
Original assignee: Shenzhen Siken3d Digitizing Co ltd
Current assignee: Shenzhen Siken3d Digitizing Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-09-20
Anticipated expiration: 2032-05-17

Abstract

The embodiment of the utility model discloses power adapter, including plug spare and casing: the plug piece comprises a carrier and a plug fixedly arranged on the carrier; the shell comprises two half shells, wherein each half shell is a container with an opening at one end, the opening edges of the half shells are fixedly connected and form a mounting hole and a line hole, and the openings of the two half shells are communicated and form an accommodating cavity; the accommodating cavity is used for accommodating a circuit board, the mounting hole is used for mounting the plug piece, and the wire hole is used for a wire to pass through and electrically connected with the circuit board; the plug is electrically connected with the circuit board. The power adapter can prestore a large number of shells, and only the plug piece needs to be produced and assembled with the shells when an order is received, so that the production efficiency of a factory is greatly improved.

Description

Power adapter

Technical Field

The utility model relates to a power adapter technical field especially relates to a modular power adapter.

Background

The standards of the power plugs of different countries are different, so that the power adapters of different countries cannot be mixed. The existing power adapter is generally formed integrally, and the plug is fixed on the shell. When the factory receives an order for power adapters, it is necessary to arrange for the production of power adapters. However, the time for molding a single power adapter is slow, which results in low production efficiency, and many orders cannot be delivered in a short time.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a power adapter for solving the problem of low production efficiency of power adapters in factories.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:

a power adapter comprising a plug member, a housing:

the plug piece comprises a carrier and a plug fixedly arranged on the carrier;

the shell comprises two half shells, wherein the half shells are containers with one open ends, the open edges of the half shells are fixedly connected and form mounting holes and line holes, and the openings of the two half shells are communicated and form accommodating cavities;

the accommodating cavity is used for accommodating a circuit board, the mounting hole is used for mounting the plug piece, and the wire hole is used for a wire to pass through and electrically connected with the circuit board;

the plug is electrically connected with the circuit board.

As a further alternative to the power adapter, the opening edge profiles of the two half-shells correspond to each other and can be matched.

As a further alternative of the power adapter, the edge shape of the carrier corresponds to and can be fitted with the edge shape of the mounting hole.

As a further alternative to the power adapter, the edge of the carrier has a step face which is able to engage with the edge of the mounting hole.

As a further alternative of the power adapter, the first portion is flat and is used to fix the plug; the step surface of the second portion is different in length from the step surface of the first portion.

As a further alternative to the power adapter, the carrier includes a first portion and a second portion, the first portion and the second portion being fixedly connected and not in the same plane.

As a further alternative of the power adapter, the half shell is provided with a limiting structure at the edge of the opening, and the limiting structure can limit the plug piece to move towards the accommodating cavity.

As a further alternative to the power adapter, the half-shell is also provided with ribs capable of reinforcing the strength of the half-shell.

As a further alternative of the power adapter, the opening edge of one half shell is provided with a groove, and the opening edge of the other half shell is provided with a plurality of projections, and the projections can be inserted into the grooves.

As a further alternative to the power adapter, the carrier is provided with a reinforcing structure for reinforcing the stability of the plug.

Adopt the embodiment of the utility model provides a, following beneficial effect has:

compared with the prior art, the power adapter of the application comprises a shell and a plug piece. The shell comprises two container-shaped half shells with one open end, and the two half shells are combined to form a mounting hole, a line hole and an accommodating cavity. The accommodating cavity is used for installing a circuit board, the installing hole is used for installing a plug piece, and the wire of the wire hole penetrates through the circuit board and is electrically connected with the circuit board. The plug is electrically connected with the circuit board. The plug piece only occupies a small volume, the material consumption of the plug piece is small, and the forming speed of a single plug piece is higher than that of an integrally formed power adapter. The shell is universal for all kinds of plugs, and the shell can be reserved in a large number in factories. The worker assembles the housing and the plug assembly and then installs the circuit board to complete a power adapter. The utility model provides a power adapter only needs to produce the plug spare, has greatly improved production efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Wherein:

FIG. 1 is a schematic diagram of the overall configuration of a power adapter in one embodiment;

FIG. 2 is a schematic cross-sectional view of a housing in one embodiment;

FIG. 3 is an exploded view of a power adapter in one embodiment;

FIG. 4 is another exploded view of the power adapter of one embodiment;

FIG. 5 is an enlarged view of a portion of FIG. 3 at A in accordance with one embodiment;

FIG. 6 is an enlarged view of a portion of FIG. 4 at B in accordance with one embodiment;

description of reference numerals:

plug-10; a plug 110; carrier-120; a shell-20; a half-shell-210; mounting holes-220; a wire hole-230; a housing cavity-240; a step surface-1201; a first portion-1202; second part-1203; a reinforcing structure-1204; rib-2101; groove-2102; a projection-2103; a limiting structure-2104.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In an embodiment of the present invention, a power adapter is provided, referring to fig. 1 and 2, including a plug member 10 and a housing 20. The plug assembly 10 includes a carrier 120 and a plug 110 fixedly mounted on the carrier 120. The housing comprises two housing halves 210, the housing half 210 is a container with one end open, the openings of the two housing halves 210 are communicated with each other and form a containing cavity 240, and the containing cavity 240 is used for mounting a circuit board. The opening edges of the two half shells 210 correspond to each other, and the openings of the two half shells 210 are respectively provided with two notches and the two notches are corresponding to each other, and after the two half shells 210 are fixedly connected through the edges of the two half shells 210, the two notches of the two half shells 210 form the mounting hole 220 and the line hole. The mounting hole 220 is used for mounting the plug member 10, so that the plug member 10 is fixed to the housing 20. The wire holes 230 are used to facilitate the passing of wires and electrical connection with the circuit board. The electric wire can be directly connected with the circuit board, and the whole power adapter is fixedly connected with the electric wire. An electrical interface, such as a USB interface, a Type-c interface, or a lightning interface, may be disposed at the wire hole 230, and a power adapter and an electronic device to be powered may be connected through a power cord.

The plug 110 partially penetrates the carrier 120, and the plug 110 is electrically connected with the circuit board through the part of the carrier 120. In the actual production process, the housing 20 is fixed if plugs of different countries only need to be assembled with the plug assemblies 10 of different countries. The carrier of the plug member 10 is identical in shape, except that the plug 110 to which the plug member 10 is fixedly attached is different. Because the plug assembly 10 is not only much smaller than an integral power adapter, it is also much less expensive than an integral power adapter. The plug member 10 occupies a small volume, the material consumption of the plug member 10 is small, and the molding speed of the single plug member 10 is faster than that of the integrally molded power adapter. The housing 20 is universal for all kinds of plugs 110 and the factory can reserve the housing 20 in large quantities. A worker assembles the housing 20 and the plug assembly 10 and then installs the circuit board to complete a power adapter. The utility model provides a power adapter only needs to produce the plug spare, has greatly improved production efficiency.

In some embodiments, referring to fig. 3, the opening edges of the two half shells 210 are contoured to correspond to each other and can be mated. The opening edges of the two half-shells 210 are not generally smooth, but have a relief profile, and the profiles correspond to one another. Therefore, on one hand, the assembling position is accurate when the assembling is convenient, and the shape and the quality stability of the shell 20 are ensured. On the other hand, the connection of the two half-shells 210 is more stable and no relative sliding or misalignment occurs.

It should be noted that the two half shells 210 can be fastened together by snapping, screwing, gluing, etc., preferably gluing. Glue is applied to the open edges of the two half shells 210 to join the open edges of the two half shells 210 together.

In some embodiments, the edge shape of the carrier 120 corresponds to and can be matched with the edge shape of the mounting hole 220. Before the edges of the two half-shells 210 are connected, the plug element 10 is first placed in the recess of one of the half-shells 210, and the other half-shell 210 is then fixedly connected. The edge shape of the mounting hole 220 formed by the two housing halves 210 matches the edge shape of the carrier 120 to hold the plug assembly 10 in place.

It should be noted that the edge of the mounting hole 220 and the edge of the carrier 120 are engaged in the width direction of the edge, so that the carrier plug 10 can be directly fixed at the mounting hole.

In some embodiments, referring to fig. 3, the edge of the carrier 120 has a step surface 1201, and the step surface 1201 can be matched with the edge of the mounting hole 220. The edge structure of the carrier 120 having the step surface 1201 can prevent the plug 10 and the housing 20 from sliding relative to each other, and can ensure that the mounting position of the plug 10 and the housing 20 is accurate when assembling.

In some specific embodiments, carrier 120 includes a first portion 1202 and a second portion 1203, and first portion 1202 and second portion 1203 are fixedly connected and not in the same plane. Power adapter can all make plug spare 10 atress through plug many times, every plug, finally makes step face 1201 atress, leads to the step face to split very likely in the past for a long time to reduce whole power adapter's life. The first part 1202 and the second part 1203 are not in the same plane, so that the step surface of one part of the power adapter is not subjected to a force perpendicular to the step surface when the power adapter is plugged and unplugged. Preferably, the first portion 1202 and the second portion 1203 are perpendicular to each other, so that when the power adapter is plugged in and pulled out, the step surface 1201 of the first portion 1202 or the second portion 1203 is subjected to a force in a direction parallel to the step surface 1201, but not a force in a direction perpendicular to the step surface 1201. Step surface 1201 is capable of withstanding a force in a direction parallel to step surface 1201 much more than a force in a direction perpendicular to step surface 1201.

In some embodiments, referring to fig. 3, the first portion 1202 is flat and is configured to hold the plug 110; the length of the step surface 1201 of the second portion 1203 is different from the length of the step surface 1201 of the first portion 1202, so that when the plug member 10 receives a force parallel to the first portion 1202, the first portion 1202 or the second portion 1203 as a whole can bear a part of the force, and the force applied in the vertical direction of the step surface 1201 is reduced.

In some embodiments, referring to fig. 4 and 5, the half shell 210 has a limiting structure 2104 at an edge of the opening, and the limiting structure 2104 can limit the plug 10 from moving toward the receiving cavity 240. The spacing structure 2104 can be in the form of a stop, a spacing post, and the like, and is preferably a spacing post. The limiting structure 2104 can prevent the plug member from moving into the receiving cavity 240. This eliminates the need for glue joints for attachment and facilitates subsequent replacement of the plug assembly 10.

In certain particular embodiments, housing half 210 is further provided with a rib 2101, which can add strength to housing half 210. The rib 210 mainly serves to ensure the strength of the half-shell 210, and mainly connects between the bottom wall and the side wall of the half-shell 210.

In some embodiments, referring to fig. 6, the opening edge of one half of the housing 210 has a groove 2102, and the opening edge of the other half of the housing 210 has a plurality of protrusions 2103, wherein the protrusions 2103 can be inserted into the groove 2102. In the actual production and manufacturing process, certain glue is injected into the groove 2102, when the protrusion 2103 is inserted, part of the glue cannot overflow completely, the contact area of the glue and the protrusion is larger, and the glue can be adhered more firmly.

In some embodiments, referring to fig. 4, the carrier 120 is provided with a reinforcing structure 1204, and the reinforcing structure 1204 is used to reinforce the stability of the plug 10. The reinforcing structure 1204 may be thickened around the plug 110 to increase the stability of the plug 10.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A power adapter, comprising:

the plug piece comprises a carrier and a plug fixedly arranged on the carrier;

the accommodating cavity is used for accommodating a circuit board, the mounting hole is used for mounting the plug piece, and the wire hole is used for a wire to pass through and is electrically connected with the circuit board;

the plug is electrically connected with the circuit board.

2. The power adapter as claimed in claim 1, wherein the open edge profiles of the two half shells correspond to and are able to mate with each other.

3. The power adapter as claimed in claim 1, wherein the edge shape of the carrier corresponds to and can be fitted with the edge shape of the mounting hole.

4. A power adaptor as claimed in claim 3, wherein the edge of the carrier has a stepped surface which is able to engage with the edge of the mounting hole.

5. The power adapter as claimed in claim 4, wherein the carrier comprises a first portion and a second portion, the first portion and the second portion being fixedly connected and not in the same plane.

6. The power adapter as claimed in claim 5, wherein the first portion is flat and is adapted to hold the plug; the step surface of the second portion is different in length from the step surface of the first portion.

7. The power adapter as claimed in claim 4, wherein the half shell has a limiting structure at an edge of the opening, the limiting structure being capable of limiting the movement of the plug member into the receiving cavity.

8. The power adapter as claimed in claim 1, wherein said housing half is further provided with ribs which reinforce the strength of said housing half.

9. The power adapter as claimed in claim 2, wherein the open edge of one half shell is provided with a groove, and the open edge of the other half shell is provided with a plurality of projections which can be inserted into the groove.

10. A power adapter as claimed in claim 1, wherein the carrier is provided with a reinforcing structure for reinforcing the stability of the plug.