CN220544384U

CN220544384U - Power adapter

Info

Publication number: CN220544384U
Application number: CN202322203307.9U
Authority: CN
Inventors: 罗根新; 郭志强; 邱爽; 葛翠翠; 徐建
Original assignee: Suzhou Fengsui Electronics Co ltd
Current assignee: Suzhou Fengsui Electronics Co ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-02-27
Anticipated expiration: 2033-08-16

Abstract

The utility model discloses a power adapter, and belongs to the technical field of power adapters. Including the casing, the rotary rod top still is provided with stopper one, sealed apron bottom is provided with sealing strip and fixed plate, the casing lateral wall is provided with telescopic subassembly one and telescopic subassembly two, it is provided with rubber pad one to press the seat inner wall, telescopic subassembly two is the same with telescopic subassembly one structure, telescopic subassembly two inside threaded connection has threaded rod two, the usable dry plate adsorbs the dehumidification to the inside power adapter, effectually avoid causing the power adapter to damage because the too big humidity, and it is more convenient when dismantling power adapter, the effectual maintenance efficiency who promotes the staff, when carrying out connecting plug, can insert the plug socket, retract a plurality of telescopic links after inserting, utilize to press the seat to carry out to support to press fixedly to the plug, it is fixed to the threaded rod that the second drive of retooling is supported the briquetting, effectually avoid the plug not hard up or drop.

Description

Power adapter

Technical Field

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

Background

A power adapter is a device for supplying a desired power voltage and current to an electronic device, and is generally composed of an input terminal, an output terminal, and a power conversion circuit, and is widely used in various electronic devices such as a notebook computer, a cellular phone, a camera, a router, and the like.

The power adapter operates on the principle of converting alternating current to direct current and regulating voltage and current to the output level required by the device, and common power adapter types include linear power adapters and switching power adapters.

The existing power adapter still has the following problems: the existing power adapter is used in a high humidity environment, moisture often permeates into the power adapter, so that the problems of oxidation corrosion, short circuit and the like of electronic elements are easily caused, the power adapter is complicated to disassemble and maintain, and great trouble is brought to workers;

and in the process of using the power adapter, a connecting wire body is often needed, and the socket is used for fixing, but when the existing power adapter is connected by utilizing the socket, the situations of loosening and falling off of a plug and the like often occur, and the use is definitely affected.

In view of this, we propose a power adapter.

Disclosure of Invention

1. Technical problem to be solved

The present utility model is directed to a power adapter for solving the above-mentioned problems.

2. Technical proposal

The power adapter comprises a shell, wherein an electrical element is arranged in the shell, a fixed frame is arranged on the inner wall of the shell, and a drying plate is clamped in the fixed frames;

the limiting assembly is arranged on the front outer wall and the rear outer wall of the shell and comprises a rotary round block and a pull rod, a first threaded rod is arranged on the outer wall of the rotary round block, a rotary rod is connected with the first threaded rod after penetrating through the outer wall of the shell, a limiting round hole matched with the pull rod is formed in the outer wall of the rotary rod, and a first limiting block is further arranged at the top of the rotary rod;

the sealing cover plate is provided with a taking groove at the top, and a sealing strip and a fixing plate are arranged at the bottom of the sealing cover plate;

the fixed cover, the casing lateral wall is provided with flexible subassembly one and flexible subassembly two, flexible subassembly one includes fixed cover, the telescopic link has been cup jointed to fixed cover inside, the telescopic link lateral wall is provided with the stopper three, the telescopic link top is provided with and supports presses the seat, it is provided with rubber pad one to support to press the seat inner wall, flexible subassembly two is the same with flexible subassembly one structure, flexible subassembly two internal thread connection has threaded rod two.

Preferably, the second end of the threaded rod is connected with a rotary round block, the outer wall of the rotary round block is sleeved with a pressing block, and the bottom of the pressing block is provided with a second rubber pad.

Preferably, the telescopic link is inside to be provided with the baffle, baffle both sides outer wall is provided with the spring, and a plurality of spring end-to-end connection has stopper two, spacing square hole with stopper two-phase matching is seted up to fixed cover both sides outer wall.

Preferably, a sealing groove matched with the sealing strip is formed in the top of the shell, and a socket is arranged on the side wall of the shell.

Preferably, the fixed plate side wall is provided with a through groove matched with the first threaded rod, the fixed plate side wall is also provided with a supporting block, and the supporting block side wall is provided with a limit square groove matched with the first limit block.

Preferably, the end part of the pull rod is connected with a pull block, a reset spring is arranged on the side wall of the pull block, and the tail end of the reset spring is fixed on the outer wall of the shell.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that: the inside of the power adapter can be adsorbed and dehumidified by the drying plate, so that the power adapter is effectively prevented from being damaged due to overlarge humidity, when the power adapter is disassembled, the pull rod is pulled to retreat, and then the threaded rod is rotated to drive the rotary rod to rotate so as to separate from the limit of the fixing plate, so that the sealing cover plate can be directly taken out, and the reverse operation is performed during the installation, so that the disassembly and the installation of the sealing cover plate are more convenient, and the maintenance efficiency of staff is effectively improved;

when connecting the plug, can insert the socket with the plug, retract a plurality of telescopic links after inserting, utilize to support to press the seat to support to press fixedly to the plug, cooperate threaded rod two to drive to support the briquetting and descend to fix the wire body again, effectually avoid the plug not hard up or drop.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a telescopic link connection structure according to the present utility model;

FIG. 3 is a schematic view of a second connection structure of the threaded rod according to the present utility model;

FIG. 4 is a schematic view of the internal structure of the telescopic rod according to the present utility model;

the reference numerals in the figures illustrate: 100. a housing; 110. a fixed frame; 120. a drying plate; 130. an electrical component; 140. sealing grooves; 150. a socket; 200. rotating the round block; 210. a first threaded rod; 220. a rotating rod; 230. limiting round holes; 240. a first limiting block; 250. a pull rod; 260. a return spring; 300. sealing the cover plate; 310. a taking groove; 320. a sealing strip; 330. a fixing plate; 340. a support block; 400. a fixed sleeve; 410. a telescopic rod; 411. a partition plate; 412. a spring; 413. a second limiting block; 420. a third limiting block; 430. a pressing seat; 440. a first rubber pad; 450. a second threaded rod; 451. rotating the round block; 452. pressing blocks; 453. a rotating groove; 454. and a second rubber pad.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying 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.

In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the present utility model provides a technical solution:

the power adapter comprises a shell 100, wherein an electrical element 130 is arranged inside the shell 100;

in some embodiments: the electrical components 130 include transformers, rectifiers, filters, voltage regulators, protection components, etc. that cooperate to convert the input ac power to a desired dc power output.

The inner wall of the shell 100 is provided with a fixed frame 110, and a drying plate 120 is clamped inside the fixed frames 110;

the drying plate 120 is a silica gel drying plate, which is convenient for dehumidifying the inside of the power adapter and avoiding the damage of the electrical element 130;

the front and rear outer walls of the shell 100 are respectively provided with a limiting component, each limiting component comprises a rotary round block 200 and a pull rod 250, the outer wall of each rotary round block 200 is provided with a first threaded rod 210, the first threaded rod 210 penetrates through the outer wall of the shell 100 and then is connected with a rotary rod 220, the outer wall of each rotary rod 220 is provided with a limiting round hole 230 matched with the pull rod 250, the top of each rotary rod 220 is also provided with a first limiting block 240, the sealing cover plate 300 is conveniently limited and fixed, and the installation and the disassembly are more convenient;

the top of the sealing cover plate 300 is provided with the taking groove 310, and the bottom of the sealing cover plate 300 is provided with the sealing strip 320 and the fixing plate 330, so that the sealing strip 320 is matched with the sealing groove 140 to seal the internal electric element 130 in a waterproof manner;

the side wall of the shell 100 is provided with a first telescopic component and a second telescopic component, the first telescopic component comprises a fixed sleeve 400, a telescopic rod 410 is sleeved in the fixed sleeve 400, and a third limiting block 420 is arranged on the side wall of the telescopic rod 410;

the telescopic rod 410 is conveniently limited, so that the telescopic rod 410 and the fixed sleeve 400 are prevented from falling off;

the top of the telescopic rod 410 is provided with a pressing seat 430, the inner wall of the pressing seat 430 is provided with a rubber pad 440,

the plug is conveniently pressed and fixed by the pressing seat 430, and the first rubber pad 440 and the second rubber pad 453 are used for buffering and fixing the wire body;

the second telescopic assembly has the same structure as the first telescopic assembly, and the second telescopic assembly is internally connected with a second threaded rod 450 in a threaded manner.

In some embodiments: the second telescopic assembly is also provided with a telescopic rod 410 with the same structure, and the second threaded rod 450 is in threaded sleeve connection with the telescopic rod 410.

Specifically, threaded rod two 450 end-to-end connection has rotates the circle piece 451, rotates the circle piece 451 outer wall and has cup jointed and support briquetting 452, supports briquetting 452 bottom and is provided with rubber pad two 453, conveniently carries out better spacing fixed to the plug.

Further, the inside baffle 411 that is provided with of telescopic link 410, baffle 411 both sides outer wall are provided with spring 412, and a plurality of spring 412 end-to-end connection has stopper two 413, and fixed cover 400 both sides outer wall have seted up with stopper two 413 assorted spacing square hole, conveniently carry out spacing fixed when the plug, fix telescopic link 410.

Still further, the top of the housing 100 is provided with a sealing groove 140 matched with the sealing strip 320, and the side wall of the housing 100 is provided with a socket 150, so that the connection with external equipment is facilitated.

Furthermore, the side wall of the fixing plate 330 is provided with a through groove matched with the first threaded rod 210, the side wall of the fixing plate 330 is further provided with a supporting block 340, the side wall of the supporting block 340 is provided with a limit square groove matched with the first limit block 240, and the sealing cover plate 400 is conveniently fixed by being matched with a limit component.

It should be noted that, the end of the pull rod 250 is connected with a pull block, the side wall of the pull block is provided with a return spring 260, and the end of the return spring 260 is fixed on the outer wall of the casing 100, so that the pull rod 250 is conveniently used for inserting and limiting the limiting round hole 230.

In addition, the present utility model relates to circuits, electronic components and modules in the prior art, and those skilled in the art can fully implement the present utility model, and needless to say, the protection of the present utility model does not relate to improvement of the internal structure and method.

Working principle: when the power adapter is disassembled, the pull rod 250 is pulled to retreat firstly, the first threaded rod 210 is rotated to drive the rotary rod 220 to rotate so that the rotary rod 220 is separated from the limit of the fixed plate 330, the sealing cover plate 300 can be directly taken out, the sealing cover plate 300 is installed during installation, the pull rod 250 is pulled to retreat after installation and placement, the rotary rod 220 is rotated to enable the first limiting block 240 to rotate into the limit square groove on the side wall of the supporting block 340, the pull rod 250 is loosened again, the pull rod 250 is inserted into the limit round hole 230 to limit, the disassembly and the installation of the pull rod 250 are convenient, the maintenance efficiency of staff is effectively improved, the plug is used in a wet environment, the drying plate 120 can be utilized to absorb and dehumidify, when a connecting plug is connected, the plug can be inserted into the socket 150, the second limiting block 413 can be matched with the spring 412 to be used for rebound and clamped into the limit square hole to fix after the plug is retracted to the limit position, and the second limiting block 450 is matched to drive the second limiting block 450 to enable the plug to be fixed to prevent the plug from loosening or falling.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A power adapter comprising a housing (100), the housing (100) being internally provided with an electrical element (130), characterized in that: the inner wall of the shell (100) is provided with a fixed frame (110), and a plurality of fixed frames (110) are internally clamped with drying plates (120);

the limiting assembly is arranged on the front outer wall and the rear outer wall of the shell (100), the limiting assembly comprises a rotary round block (200) and a pull rod (250), a first threaded rod (210) is arranged on the outer wall of the rotary round block (200), a rotary rod (220) is connected after the first threaded rod (210) penetrates through the outer wall of the shell (100), a limiting round hole (230) matched with the pull rod (250) is formed in the outer wall of the rotary rod (220), and a first limiting block (240) is further arranged at the top of the rotary rod (220);

the sealing cover plate (300), a taking groove (310) is formed in the top of the sealing cover plate (300), and a sealing strip (320) and a fixing plate (330) are arranged at the bottom of the sealing cover plate (300);

fixed cover (400), casing (100) lateral wall is provided with flexible subassembly one and flexible subassembly two, flexible subassembly one includes fixed cover (400), telescopic link (410) have been cup jointed to fixed cover (400) inside, telescopic link (410) lateral wall is provided with stopper three (420), telescopic link (410) top is provided with supports presses seat (430), it is provided with rubber pad one (440) to support the inner wall of pressing seat (430), flexible subassembly two is the same with flexible subassembly one structure, flexible subassembly two internal thread connection has threaded rod two (450).

2. A power adapter according to claim 1, wherein: the end of the second threaded rod (450) is connected with a rotary round block (451), an abutting block (452) is sleeved on the outer wall of the rotary round block (451), and a second rubber pad (453) is arranged at the bottom of the abutting block (452).

3. A power adapter according to claim 2, wherein: the telescopic rod is characterized in that a partition plate (411) is arranged inside the telescopic rod (410), springs (412) are arranged on the outer walls of two sides of the partition plate (411), two limiting blocks (413) are connected to the tail ends of the springs (412), and limiting square holes matched with the two limiting blocks (413) are formed in the outer walls of two sides of the fixed sleeve (400).

4. A power adapter according to claim 3, wherein: a sealing groove (140) matched with the sealing strip (320) is formed in the top of the shell (100), and a socket (150) is arranged on the side wall of the shell (100).

5. A power adapter according to claim 4, wherein: the fixed plate (330) lateral wall is offered and is run through the groove with threaded rod one (210) assorted, fixed plate (330) lateral wall still is provided with supporting shoe (340), spacing square groove with stopper one (240) assorted is offered to supporting shoe (340) lateral wall.

6. A power adapter according to claim 5, wherein: the end part of the pull rod (250) is connected with a pull block, a reset spring (260) is arranged on the side wall of the pull block, and the tail end of the reset spring (260) is fixed on the outer wall of the shell (100).