CN213342033U

CN213342033U - Power adapter

Info

Publication number: CN213342033U
Application number: CN202022659156.4U
Authority: CN
Inventors: 张强; 燕志建
Original assignee: Dongguan Strong Power Electronic Technology Co ltd
Current assignee: Dongguan Strong Power Electronic Technology Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-06-01
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a power adapter, which comprises a box body component and a power conversion component, wherein the power conversion component is accommodated in the box body component, an input connector and an output line are respectively arranged on the box body component in a penetrating way, the input connector is electrically connected with the input end of the power conversion component, the output line is electrically connected with the output end of the power conversion component, and one end of the output line is provided with an output connector which can be jointed with an electrical appliance connector; the output connector is pivoted with an anti-pulling buckle, and the front end of the anti-pulling buckle is provided with a bayonet; after the output connector is connected with the electrical appliance connector, the anti-pulling buckle can rotate and enables the bayonet to clamp the clamping protrusion on the electrical appliance connector; the box body assembly is provided with a hanging lug, and the bayonet of the pull-preventing buckle can also clamp the hanging lug. The utility model mainly solves the problem that the connection between the output line of the power adapter and the box body and the output connector can not be fixed; the structure is compact, and the problems that the output connector is thrown around and the output line is messy are ingeniously avoided.

Description

Power adapter

Technical Field

The utility model relates to a power technical field specifically is a power adapter.

Background

The power adapter is generally used for converting mains supply into constant-voltage regulated direct current with constant voltage so as to be used by direct current electric appliances, and at present, mobile phones, personal computers, tablet computers and some small electric appliances need to be powered or charged by the power adapter.

The common power adapter comprises a box body and a power conversion assembly, wherein the power conversion assembly is used for converting commercial power into constant voltage and stable direct current with constant voltage, and the power conversion assembly is accommodated in the box body; the box body is respectively provided with an input connector and an output line in a penetrating way, the input connector is electrically connected with the input end of the power supply conversion assembly, the output line is electrically connected with the output end of the power supply conversion assembly, and one end of the output line is provided with an output connector which can be jointed with an electric appliance connector.

The power adapter of above-mentioned structure, the output line is longer, and people can use the ribbon to tie the output line usually, perhaps twine the output line on power adapter's box body to arrange the output line in order, however, the junction and the output connector of output line and box body still can't be fixed, and is in disorder easily and the whipping everywhere.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power adapter can effectively fix output connector, avoids the output line in disorder and output connector to throw everywhere.

In order to achieve the above object, the utility model provides a following technical scheme: a power adapter is used in cooperation with an electrical appliance; the electric appliance is powered on through a wire, an electric appliance connector is arranged at one end of the wire, and a clamping protrusion is arranged on the electric appliance connector; the power supply conversion device comprises a box body assembly and a power supply conversion assembly, wherein the power supply conversion assembly is accommodated in the box body assembly, an input connector and an output line are respectively arranged on the box body assembly in a penetrating manner, the input connector is electrically connected with an input end of the power supply conversion assembly, the output line is electrically connected with an output end of the power supply conversion assembly, and one end of the output line is provided with an output connector capable of being jointed with an electrical appliance connector; the output connector is pivoted with an anti-pulling buckle, and the front end of the anti-pulling buckle is provided with a bayonet; after the output connector is connected with the electrical appliance connector, the anti-pulling buckle can rotate and enables the bayonet to clamp the clamping protrusion on the electrical appliance connector; the box body assembly is provided with a hanging lug, and the bayonet of the pull-preventing buckle can also be clamped with the hanging lug.

In the above technical solution, the box assembly includes a lower shell and an upper shell, the lower shell is combined with the upper shell, and the power conversion assembly is accommodated between the lower shell and the upper shell; the hanging lug is arranged at the lower shell; the input connector and the output line penetrate out from between the lower shell and the upper shell.

In the above technical scheme, the hanging lug and the lower shell are integrally formed.

In the above technical scheme, two ends of the output connector are respectively provided with a pivot shaft; the anti-pulling buckle comprises two side wall parts which are opposite to each other and a connecting part which connects the two side wall parts, and the side wall parts and the connecting part are integrally formed; two side wall portions are respectively provided with a bayonet and a pin joint hole, and pin joint shafts at two ends of the output connector respectively penetrate into the two pin joint holes.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of power adapter adds the hangers on the box body subassembly, with prevent drawing the bayonet socket cooperation on the buckle, makes output connector can hang on the hangers through preventing drawing the buckle, its compact structure, and has avoided output connector whipping and output line in disorder problem everywhere ingeniously.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a partially enlarged view of a in fig. 2.

Fig. 4 is an exploded view of the present invention from another angle.

Fig. 5 is a schematic diagram of the utility model when the pulling-proof buckle is not buckled after being connected with the electrical connector.

Fig. 6 is a schematic diagram of the utility model, which is connected with the electrical connector and the pull-preventing buckle is buckled.

Fig. 7 is a schematic view of the anti-pulling buckle and the hanging lug of the present invention.

Fig. 8 is a partially enlarged view B of fig. 7.

The reference signs are: 1. a cartridge assembly; 11. a lower case; 111. hanging a lug; 12. an upper shell; 13. a notch; 2. a power conversion component; 3. an input connector; 4. an output line; 41. a connecting seat; 411. a bump; 412. a narrowing portion; 5. an output connector; 51. a pulling-proof buckle; 511. a bayonet; 512. a pivot hole; 513. a sidewall portion; 514. a connecting portion; 52. a pivot shaft; 6. an electrical appliance connector; 61. and (6) clamping and protruding.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

A power adapter is used in cooperation with an electrical appliance, such as a mobile phone, a personal computer, a tablet computer, and a small appliance powered by direct current; the electrical appliance is powered by a wire, the electrical appliance connector 6 is arranged at one end of the wire, and the electrical appliance connector 6 is provided with the clamping protrusions 61, specifically, the clamping protrusions 61 are respectively arranged on two sides of the electrical appliance connector 6, and the clamping protrusions 61 and the shell of the electrical appliance connector 6 are integrally formed.

Referring to fig. 1-4, the power adapter includes a box assembly 1 and a power conversion assembly 2, wherein the power conversion assembly 2 is accommodated in the box assembly 1; the power supply conversion assembly 2 comprises a printed circuit board and components, the components are carried on the printed circuit board, and the components are connected to a rectification circuit and a voltage stabilizing circuit through a printed circuit on the printed circuit board, so that the function of converting commercial power into constant-voltage direct current of constant voltage can be realized.

An input connector 3 and an output line 4 are respectively arranged on the box body component 1 in a penetrating way; the input connector 3 is electrically connected with the input end of the power conversion component 2, in the embodiment, the input connector 3 is welded on the printed circuit board of the power conversion component 2 in a plug-in mode and is electrically connected with the printed circuit on the printed circuit board; the output line 4 is electrically connected with the output end of the power conversion component 2, in the embodiment, a copper wire is exposed at the tail end of the output line 4, and the copper wire is welded on a printed circuit board of the power conversion component 2 and is electrically connected with the printed circuit board on the printed circuit board; one end of the output line 4 is provided with an output connector 5 which can be engaged with an electrical appliance connector 6, i.e., the output connector 5 and the electrical appliance connector 6 are a male connector and a female connector in the same connector assembly, respectively.

The output connector 5 is pivoted with an anti-pulling buckle 51, and the front end of the anti-pulling buckle 51 is provided with a bayonet 511; after the output connector 5 is connected with the electrical appliance connector 6, the pull-preventing buckle 51 can rotate and enable the bayonet 511 to clamp the clamping protrusion 61 on the electrical appliance connector 6; the box body component 1 is provided with a hanging lug 111, and the bayonet 511 of the pull-proof buckle 51 can also clamp the hanging lug 111.

Specifically, the box assembly 1 includes a lower shell 11 and an upper shell 12, the lower shell 11 is combined with the upper shell 12, and the power conversion assembly 2 is accommodated between the lower shell 11 and the upper shell 12, in this embodiment, the lower shell 11 and the upper shell 12 are both half shells made of engineering plastics, the upper shell 12 covers the lower shell 11, and the upper shell 12 and the lower shell 11 are fixed to each other through screws or buckles; the hanging lug 111 is arranged at the lower shell 11, and the hanging lug 111 and the lower shell 11 are integrally formed by injection molding; the input connector 3 and the output line 4 all penetrate out from between the lower shell 11 and the upper shell 12, specifically, notches 13 are respectively formed in two short side sides of the lower shell 11 and the upper shell 12, the notches 13 extend to openings of the lower shell 11 and the upper shell 12, the input connector 3 penetrates out from the notch 13 on one side, for the notch 13 on the other side, one end, close to the box body assembly 1, of the output line 4 is provided with a connecting seat 41, the connecting seat 41 is sleeved on the output line 4 and fixed with the output line 4 through glue, a convex block 411 and a narrowing part 412 are arranged at the rear end of the connecting seat 41, the length and the width of the narrowing part 412 are the same as those of the notches 13, the narrowing part 412 can be clamped into the notches 13, the length and the width of the convex block 411 are all larger than those of the notches 13, the convex block 411 is located on the inner side of the box body assembly 1, and.

Two ends of the output connector 5 are respectively provided with a pivot shaft 52, and the pivot shaft 52 is cylindrical and is integrally injection-molded with the shell of the output connector 5; the anti-pulling buckle 51 comprises two side wall parts 513 opposite to each other and a connecting part 514 connecting the two side wall parts 513, the side wall parts 513 and the connecting part 514 are integrally formed, and in the embodiment, the side wall parts 513 and the connecting part 514 are square plates; the two side wall portions 513 are respectively provided with a bayonet 511 and a pivot hole 512, the bayonet 511 is an arched notch 13, the bayonet 511 extends to the long side of the side wall portion 513, the pivot hole 512 is a circular hole, and the pivot shafts 52 at the two ends of the output connector 5 respectively penetrate into the two pivot holes 512.

The bayonet 511 is matched, the clamping projection 61 on the electrical appliance connector 6 is cylindrical, and the arched top of the bayonet 511 of the output connector 5 can be attached to the clamping projection 61 on the electrical appliance connector 6 and is in interference fit with the clamping projection 61; the hanging lug 111 on the box body component 1 is arched, and the arched top of the bayonet 511 of the output connector 5 can be attached to the arched top of the hanging lug 111 on the box body component 1 and is in interference fit with the hanging lug 111.

Referring to fig. 5 and 6, when the present invention is combined with an electrical appliance, after the output connector 5 is butted with the electrical appliance connector 6, the pulling-preventing buckle 51 is rotated to make the bayonet 511 on the pulling-preventing buckle 51 clamp the boss 61 on the electrical appliance connector 6, so as to realize the pulling-preventing function and prevent the output connector 5 from being separated from the electrical appliance connector 6.

Referring to fig. 7 and 8, when the utility model is stored, the output line 4 is folded, the bayonet 511 of the pull-proof buckle 51 is clamped on the hanging lug 111 of the box body assembly 1, so that the bayonet 511 is in interference fit with the hanging lug 111, and the output connector 5 is effectively fixed, the output connector 5 is prevented from swinging around, and the output line 4 is prevented from being messy.

According to the power adapter, the hanging lug 111 is additionally arranged on the box body assembly 1 and is matched with the bayonet 511 on the pull-preventing buckle 51, so that the output connector 5 can be hung on the hanging lug 111 through the pull-preventing buckle 51, the structure is compact, and the problems that the output connector 5 swings around and the output line 4 is messy are ingeniously solved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A power adapter is used in cooperation with an electrical appliance; the electric appliance is powered on through a wire, an electric appliance connector is arranged at one end of the wire, and a clamping protrusion is arranged on the electric appliance connector; it is characterized in that the preparation method is characterized in that,

the power supply conversion device comprises a box body assembly and a power supply conversion assembly, wherein the power supply conversion assembly is accommodated in the box body assembly, an input connector and an output line are respectively arranged on the box body assembly in a penetrating manner, the input connector is electrically connected with an input end of the power supply conversion assembly, the output line is electrically connected with an output end of the power supply conversion assembly, and one end of the output line is provided with an output connector capable of being jointed with an electrical appliance connector;

the output connector is pivoted with an anti-pulling buckle, and the front end of the anti-pulling buckle is provided with a bayonet; after the output connector is connected with the electrical appliance connector, the anti-pulling buckle can rotate and enables the bayonet to clamp the clamping protrusion on the electrical appliance connector;

the box body assembly is provided with a hanging lug, and the bayonet of the pull-preventing buckle can also be clamped with the hanging lug.

2. The power adapter as claimed in claim 1, wherein: the box body assembly comprises a lower shell and an upper shell, the lower shell is combined with the upper shell, and the power supply conversion assembly is accommodated between the lower shell and the upper shell;

the hanging lug is arranged at the lower shell;

the input connector and the output line penetrate out from between the lower shell and the upper shell.

3. The power adapter as claimed in claim 2, wherein: the hanging lug and the lower shell are integrally formed.

4. The power adapter as claimed in claim 1, wherein: two ends of the output connector are respectively provided with a pivot shaft;

the anti-pulling buckle comprises two side wall parts which are opposite to each other and a connecting part which connects the two side wall parts, and the side wall parts and the connecting part are integrally formed; two side wall portions are respectively provided with a bayonet and a pin joint hole, and pin joint shafts at two ends of the output connector respectively penetrate into the two pin joint holes.