CN215735167U

CN215735167U - Power adapter in flexible butt joint

Info

Publication number: CN215735167U
Application number: CN202121402708.1U
Authority: CN
Inventors: 朱礼红
Original assignee: Dongguan Jinyong Electronic Technology Co ltd
Current assignee: Dongguan Jinyong Electronic Technology Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-02-01
Anticipated expiration: 2031-06-23

Abstract

The utility model discloses a flexible butt joint power adapter, which comprises a power adapter main body; the power adapter main body is provided with a shell, a circuit board arranged in the shell, a power supply input end and a power supply output end which are respectively connected with the circuit board; the power supply output is the female seat of USB, the power supply output passes through the extension line and can connect in the circuit board in the casing outer movable type relatively, wherein: a USB female socket accommodating groove is concavely formed in one side of the shell; one end of the extension line is connected to the circuit board, and the other end of the extension line extends into the USB female seat accommodating groove to be connected to the USB female seat; the USB female seat is matched in the USB female seat accommodating groove and can be pulled outwards, so that the USB female seat gets rid of the limitation of the USB female seat accommodating groove and can be arranged in a swinging mode through the extension line; therefore, the USB female seat can be fixed on the power adapter main body for use, and can also be pulled outwards to enable the USB female seat to swing freely, so that the USB female seat is more flexible and convenient to use.

Description

Power adapter in flexible butt joint

Technical Field

The utility model relates to the technical field of power adapters, in particular to a flexibly butted power adapter.

Background

At present, a power adapter is generally used for converting mains supply into voltage-stabilized direct current with constant voltage so as to be used by direct current electric appliances, and a mobile phone, a personal computer, a tablet personal computer and a part of small household appliances need to be powered or charged by the power adapter.

The common power adapter comprises a shell, a power conversion assembly arranged in the shell, and a USB female seat and a plug pin fixedly arranged on the shell, wherein when the power adapter is used, the plug pin of the power adapter is inserted into a commercial power end (such as a jack of a plug board), an electric appliance is required to be connected to the fixed USB female seat, the butt joint position, the angle and the like of the electric appliance are fixed, and the use flexibility is poor. In addition, the conventional power adapter is easy to have poor contact or unsmooth insertion due to over-tightening of the pins.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a power adapter with flexible butt joint, in which a USB female socket of the power adapter is fixed to a main body of the power adapter for use, and can be pulled outwards to enable the USB female socket to swing freely, so that the power adapter is more flexible and convenient to use.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a flexible butt joint power adapter comprises a power adapter main body; the power adapter main body is provided with a shell, a circuit board arranged in the shell, a power supply input end and a power supply output end which are respectively connected with the circuit board; the power supply output is the female seat of USB, the power supply output passes through the extension line and can connect in the circuit board in the casing outer movable type relatively, wherein:

a USB female socket accommodating groove is concavely formed in one side of the shell; one end of the extension line is connected to the circuit board, and the other end of the extension line extends into the USB female seat accommodating groove to be connected to the USB female seat; female seat adaptation of USB is in the female seat holding tank of USB, just, the female seat of USB can outwards be spur for the female seat of USB breaks away from the restriction of the female seat holding tank of USB and can swing the setting through the extension line.

As a preferable scheme, a thread passing hole is formed in a side surface of the shell, and the extension line is exposed out of the shell from the thread passing hole to form a rope hanging portion.

Preferably, a locking member is disposed on a side surface of the housing to releasably lock the rope portion.

As a preferable scheme, the number of the wire passing holes is two, the extension wire sequentially passes through the two wire passing holes, and the rope hanging part is formed between the two wire passing holes.

As an optimal scheme, the USB female seat accommodating groove and the USB female seat are in a cone shape with a large outer part and a small inner part, and the cone shape is matched with the profile modeling.

As an optimal scheme, the inner end of the USB female seat accommodating groove is provided with a magnetic part, and the USB female seat is positioned in the USB female seat accommodating groove by being adsorbed by the magnetic part.

Preferably, the power supply input terminal is a two-pin plug or a three-pin plug.

Preferably, the pins of the two-pin plug or the three-pin plug have pin bodies and elastic members mounted on the pin bodies, so that the pins have convex elastic contact parts.

As a preferred scheme, one side of the pin body is provided with an installation concave position, and the other side of the pin body is provided with an avoidance hole which penetrates through the installation concave position on one side of the pin body; the elastic piece is provided with an elastic arm and an elastic contact convex part located at the free end of the elastic arm, the elastic arm is arranged in the installation concave position, and the elastic contact convex part is exposed on the other side of the pin body from the avoiding hole.

Compared with the prior art, the USB power adapter has the advantages and beneficial effects, and particularly, according to the technical scheme, the USB power adapter is mainly characterized in that the USB female socket can be fixed on the power adapter main body for use and can also be pulled outwards to enable the USB female socket to swing freely, so that the USB power adapter is more flexible and convenient to use; meanwhile, the USB female socket can be far away from the power adapter main body by virtue of the pulled extension line, so that the extension function is achieved;

secondly, through arranging the wire passing hole on the side surface of the shell, the extension wire is exposed out of the shell from the wire passing hole to form a rope hanging part, so that the portable and hanging device is convenient to carry and hang;

moreover, the pin is designed to have a structure with an outward convex elastic contact part, so that the plugging tight-fitting force is improved, the poor contact is avoided, and meanwhile, the pin has better adaptability and universality.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention (the USB female socket is located in the USB female socket receiving slot);

FIG. 2 is a perspective view of the embodiment of the present invention (the USB female socket is pulled out from the USB female socket receiving slot);

FIG. 3 is an exploded view of an embodiment of the present invention;

FIG. 4 is a cross-sectional view of an embodiment of the present invention.

The attached drawings indicate the following:

housing 10

USB female seat accommodating groove 11

Circuit board 20

USB female socket 30

Extension line 40

Rope hanging part 41

Supply input 50

Pin body 51

Mounting recess 511

Dodging hole 512

Elastic member 52

Resilient arm 521

Resiliently contacts the protrusion 522.

Detailed Description

Referring to fig. 1 to 4, specific structures of the embodiments of the present invention are shown.

A flexible butt joint power adapter comprises a power adapter main body; the power adapter main body is provided with a shell 10, a circuit board 20 arranged in the shell 10, and a power supply input end 50 and a power supply output end which are respectively connected with the circuit board 20; the power supply output end is a USB female socket 30, and the power supply output end can be movably connected to the circuit board 20 inside and outside the shell 10 through an extension line 40; wherein:

a USB female seat accommodating groove 11 is concavely arranged on one side of the shell 10; one end of the extension line 40 is connected to the circuit board 20, and the other end thereof extends into the USB female socket accommodating groove 11 to be connected to the USB female socket 30; the female seat 30 of USB adapts to in the female seat holding tank 11 of USB, just, the female seat 30 of USB can outwards be pulled for the female seat 30 of USB breaks away from the female seat holding tank 11 of USB's restriction and can swing the setting through extension line 40.

Preferably, a thread passing hole is formed in a side surface of the housing 10, and the extension cord 40 is exposed outside the housing 10 from the thread passing hole to form a cord hanging portion 41. The side of the housing 10 may also be provided with a locking element to releasably lock and position the string hanging portion 41, so that when the locking element locks and positions the string hanging portion 41, the size and position of the string hanging portion 41 are fixed, and indirectly the pull-out length of the USB female socket 30 is fixed, or the USB female socket 30 is located in the USB female socket accommodating groove 11 and fixed. In this embodiment, the two wire passing holes are provided, the extension wire 40 sequentially passes through the two wire passing holes, and the rope hanging portion 41 is formed between the two wire passing holes.

Preferably, the USB female socket receiving groove 11 and the USB female socket 30 are tapered with a large outside and a small inside that are matched and profiled, on one hand, the tapered design facilitates the USB female socket 30 to have a good guiding function when entering or pulling out the USB female socket receiving groove 11, and on the other hand, due to the tapered design with a large outside and a small inside, when the USB female socket 30 is partially pulled out of the USB female socket receiving groove 11, the USB female socket 30 can also swing within a certain range (for example, within a limited range of the USB female socket receiving groove 11). During actual design and manufacture, the magnetic attraction piece can be arranged at the inner end of the USB female seat accommodating groove 11, and the USB female seat 30 is attracted by the magnetic attraction piece and positioned in the USB female seat accommodating groove 11.

And the power supply input 50 is a two-pin plug or a three-pin plug. The base pin of the two-pin plug or the three-pin plug is provided with a base pin body 51 and an elastic piece 52 arranged on the base pin body 51, so that the base pin is provided with an outward convex elastic contact part, the plugging tight-fitting force is improved, poor contact is avoided, meanwhile, the adaptability and the universality of the base pin are better, and the problem that the elastic contact part is too tight to cause unsmooth insertion is solved by the deformation of the elastic contact part. The specific structure of the elastic element 52 and the installation and positioning relationship thereof on the pin body 51 are not limited, and in the embodiment, please refer to fig. 4, which provides a specific design situation of the elastic element 52 installed on the pin body 51: one side of the pin body 51 is provided with an installation concave 511, and the other side of the pin body 51 is provided with an avoidance hole 512 penetrating through the installation concave 511 on one side of the pin body 51; the elastic member 52 has an elastic arm 521 and an elastic contact protrusion 522 located at a free end of the elastic arm 521, the elastic arm 521 is installed in the installation recess 511, and the elastic contact protrusion 522 protrudes from the avoiding hole 512 to the other side of the pin body 51.

The design of the utility model is mainly characterized in that the USB female socket 30 can be fixed on the power adapter main body for use, and can also be pulled outwards to enable the USB female socket 30 to freely swing to a position, so that the use is more flexible and convenient; meanwhile, the USB female socket 30 can be far away from the power adapter main body by the pulled extension line 40 to achieve the extension function;

secondly, through arranging a thread passing hole on the side surface of the shell 10, the extension line 40 is exposed out of the shell 10 from the thread passing hole to form a rope hanging part 41, so that the carrying and hanging are convenient;

Claims

1. A flexible docking power adapter, comprising: comprises a power adapter main body; the power adapter main body is provided with a shell, a circuit board arranged in the shell, a power supply input end and a power supply output end which are respectively connected with the circuit board; the power supply output end is a USB female socket and can be movably connected to the circuit board relative to the inside and the outside of the shell through an extension line; wherein:

2. A flexible docking power adapter according to claim 1, wherein: the side of the shell is provided with a wire passing hole, and the extension wire is exposed out of the shell from the wire passing hole to form a rope hanging part.

3. A flexible docking power adapter according to claim 2, wherein: the side of the shell is provided with a locking piece to position the rope hanging part through releasable locking.

4. A flexible docking power adapter according to claim 2, wherein: the wire passing holes are two, the extension wires sequentially pass through the two wire passing holes, and the rope hanging part is formed between the two wire passing holes.

5. A flexible docking power adapter according to claim 1, wherein: the female seat holding tank of USB, the female seat of USB are the taper of big outside little inside that the matching profile modeling set up.

6. A flexible docking power adapter according to any one of claims 1 to 5, wherein: the inner of the female seat holding tank of USB is provided with magnetism and inhales the piece, the female seat of USB receives the absorption of magnetism to inhale the piece and is positioned in the female seat holding tank of USB.

7. A flexible docking power adapter according to claim 1, wherein: the power supply input end is a two-pin plug or a three-pin plug.

8. A flexible docking power adapter according to claim 7, wherein: the pin of the two-pin plug or the three-pin plug is provided with a pin main body and an elastic piece arranged on the pin main body, so that the pin is provided with an outward convex elastic contact part.

9. A flexible docking power adapter according to claim 8, wherein: one side of the pin main body is provided with an installation concave position, and the other side of the pin main body is provided with an avoidance hole which penetrates through the installation concave position on one side of the pin main body; the elastic piece is provided with an elastic arm and an elastic contact convex part located at the free end of the elastic arm, the elastic arm is arranged in the installation concave position, and the elastic contact convex part is exposed on the other side of the pin body from the avoiding hole.