CN219980662U

CN219980662U - Power adapter with heat dissipation shockproof function

Info

Publication number: CN219980662U
Application number: CN202321283695.XU
Authority: CN
Inventors: 魏奇斌; 董远剑
Original assignee: Shenzhen Yingyuan Electronics Co ltd
Current assignee: Shenzhen Yingyuan Electronics Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-11-07
Anticipated expiration: 2033-05-24

Abstract

The utility model provides a power adapter with heat dissipation shockproof function, including the adapter shell and set up the adapter mainboard in it, the top surface and the bottom surface of adapter mainboard respectively are connected with the adapter shell through at least one buffer gear, buffer gear includes two fixed bars, two fixed bars are symmetrical respectively to be fixed on the inner wall of adapter shell and adapter mainboard, and the spout has all been seted up to two opposite sides of fixed bar, equal sliding connection has two sliders of setting relatively in two spouts, rotate through four pivots between four sliders and be connected with the pendulum rod of two cross settings, and the intersection of two pendulum rods runs through and inserts and be equipped with the round pin, be connected with vertical buffer spring between two sliders of setting relatively in two spouts. According to the buffer mechanism, the adapter main board is arranged in the adapter shell in a suspended structure, so that the heat dissipation capacity of two sides of the main board is improved, and meanwhile, the adapter main board is flexibly supported, so that the hard collision impact is buffered and damped.

Description

Power adapter with heat dissipation shockproof function

Technical Field

The utility model relates to the technical field of power adapters, in particular to a power adapter with a heat dissipation and vibration prevention function.

Background

The power adapter is a power supply conversion device of a small portable computer, a camera monitor and other instruments, the working principle of the power adapter is that alternating current input is converted into direct current output, and in the long-time use process of electrical equipment such as a computer, heat in the power adapter can be accumulated due to too low heat dissipation speed, so that the working temperature of the power adapter is increased, the working performance of the adapter is affected, meanwhile, the structure of the common power adapter is single, and when the power adapter accidentally drops, internal electronic elements are damaged due to direct collision contact. Therefore, to meet the higher use requirement, a power adapter with heat dissipation and vibration prevention functions is needed.

Disclosure of Invention

Based on the above, the utility model provides a power adapter with heat dissipation and shock resistance, which solves the technical problems of single function, poor heat dissipation, shock resistance and falling resistance of the power adapter in the prior art.

In order to achieve the above purpose, the utility model provides a power adapter with heat dissipation and vibration prevention functions, which comprises an adapter shell and an adapter main board arranged in the adapter shell, wherein two side walls of the adapter shell are respectively provided with a wire passing hole, two power wires on the adapter main board respectively pass through the two wire passing holes, the top surface and the bottom surface of the adapter main board are respectively connected with the adapter shell through at least one buffer mechanism, the buffer mechanism comprises two fixing strips, the two fixing strips are respectively and symmetrically fixed on the inner wall of the adapter shell and the adapter main board, two opposite sides of the two fixing strips are respectively provided with a sliding groove, two sliding blocks which are oppositely arranged are respectively and slidingly connected in the two sliding grooves, two swinging rods which are oppositely arranged are rotationally connected between the four sliding blocks through four rotating shafts, a rotating pin is inserted at the intersection of the two swinging rods, and a longitudinal buffer spring is connected between the two sliding blocks which are oppositely arranged in the two sliding grooves.

As a further preferable technical scheme of the utility model, through holes which are communicated are formed at the intersections of the two swing rods, and the inner walls of the through holes are rotationally connected with the outer side walls of the rotating pins.

As a further preferable technical scheme of the utility model, two ends of the sliding groove are provided with limiting flanges for limiting the maximum sliding stroke of the sliding block.

As a further preferable technical scheme of the utility model, a transverse buffer spring is connected between the limiting flange and the close sliding block in the same sliding groove.

As a further preferable technical scheme of the utility model, the fixing strip and the adapter main board, and the fixing strip and the inner wall of the adapter shell are fixed through fastening or screw locking.

As a further preferable technical scheme of the utility model, the number of the buffer mechanisms is three, and the three buffer mechanisms are distributed in a delta shape on two sides of the adapter main board.

As a further preferable technical scheme of the utility model, the adapter main board is provided with a avoidance space without a circuit, and the adapter main board is fixedly connected with the corresponding fixing strip through the avoidance space.

As a further preferable technical scheme of the utility model, the inner walls of the two wire passing holes are fixedly connected with rubber sleeves, and a power wire on the adapter main board passes through the rubber sleeves.

The power adapter with the heat dissipation and vibration prevention functions can achieve the following beneficial effects by adopting the technical scheme: the adapter main board is arranged in the adapter shell in a suspended structure, so that the heat radiation capacity of two sides of the main board is improved, the influence on heat radiation caused by direct attachment with the adapter shell is avoided, meanwhile, the top surface and the bottom surface of the adapter main board are supported and protected through the structure with an elastic buffering function, and the rigid collision impact can be buffered and damped when the adapter falls to the ground, so that the damage effect on internal electronic elements can be reduced, and the service life of the power adapter is prolonged; the power adapter is particularly suitable for a power adapter of a notebook computer.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a perspective view of a power adapter with heat dissipating and shock absorbing functions;

FIG. 2 is a schematic diagram of the internal structure of a power adapter with heat dissipation and shock resistance;

fig. 3 is a schematic structural view of the buffer mechanism.

In the figure: 1. the device comprises a lower shell, 2, an upper cover, 3, screws, 4, a rubber tight sleeve, 5, a power line, 6, an adapter main board, 7, a buffer mechanism, 8, a fixing strip, 9, a chute, 10, a sliding block, 11, a transverse buffer spring, 12, a longitudinal buffer spring, 13, a rotating shaft, 14, a rotating pin, 15 and a swinging rod.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The utility model will be further described with reference to the drawings and detailed description. The terms such as "upper", "lower", "left", "right", "middle" and "a" in the preferred embodiments are merely descriptive, but are not intended to limit the scope of the utility model, as the relative relationship changes or modifications may be otherwise deemed to be within the scope of the utility model without substantial modification to the technical context.

As shown in fig. 1-3, the utility model provides a power adapter with heat dissipation and vibration prevention functions, which comprises an adapter shell and an adapter main board 6 arranged in the adapter shell, wherein wire through holes are formed in the side walls of two sides of the adapter shell, two power wires 5 on the adapter main board 6 respectively penetrate through the two wire through holes, and the two power wires 5 respectively correspond to power output and power output. The inner walls of the two wire passing holes are fixedly connected with rubber tight sleeves 4, and power wires 5 on the adapter main board 6 penetrate through the rubber tight sleeves 4.

The adapter shell comprises a box body structure formed by a lower shell 1 and an upper cover 2, and four corners of the upper cover 2 are fixedly connected with the lower shell 1 through screws 3.

In order to improve heat dissipation and shock resistance, the adapter main board 6 is arranged in the adapter shell in a suspended structure so as to improve heat dissipation capacity of two sides of the main board, avoid influence on heat dissipation caused by direct attachment with the adapter shell, and support and protection are carried out on the top surface and the bottom surface of the adapter main board 6 through a structure with an elastic buffer function.

Specifically, at least one buffer mechanism 7 is respectively disposed between the top surface of the adapter main board 6 and the top plate of the adapter housing, and between the bottom surface of the adapter main board 6 and the bottom plate of the adapter housing, the buffer mechanism 7 includes two fixing strips 8, two fixing strips 8 are symmetrically fixed on the inner wall of the adapter housing and the adapter main board 6, two opposite sides of the fixing strips 8 are respectively provided with a sliding groove 9, two sliding blocks 10 which are disposed oppositely are respectively slidingly connected in the sliding groove 9, two swing rods 15 which are disposed in a crossing manner are rotatably connected between the four sliding blocks 10 through four rotating shafts 13, a rotary pin 14 is inserted through the crossing portion of the two swing rods 15, through holes which are disposed in a communicating manner are disposed at the crossing portion of the two swing rods 15, and the inner wall of each through hole is rotatably connected with the outer side wall of the rotary pin 14, and a longitudinal buffer spring 12 is connected between the two sliding blocks 10 which are disposed oppositely in the sliding groove 9. The adapter main plate 6 is provided with a longitudinal crash-resistant capability by means of a damping mechanism 7 with a longitudinal damping spring 12.

Preferably, two ends of the sliding groove 9 are provided with limit flanges for limiting the maximum sliding range of the sliding block 10, and a transverse buffer spring 11 is connected between the limit flanges and the sliding block 10 which is close to the limit flanges in the same sliding groove 9. When the buffer mechanism 7 is provided with the transverse buffer spring 11, the adapter main board 6 can be further provided with the transverse anti-falling capability.

Specifically, a avoidance space without a circuit is arranged on the adapter main board 6, and the adapter main board 6 is fixedly connected with the corresponding fixing strip 8 through the avoidance space.

Specifically, the fixing strip 8 and the adapter main board 6, and the fixing strip 8 and the inner wall of the adapter housing are fixed by fastening or screw locking.

In one implementation, the number of the buffer mechanisms 7 is three, and the three buffer mechanisms 7 are distributed in a delta shape on two sides of the adapter motherboard 6.

When the power adapter falls down and is subjected to external force vibration, the adapter shell is contacted with the ground, at the moment, the adapter main board 6 is subjected to longitudinal impact force for continuous displacement due to inertia, at the moment, the buffer mechanism 7 on one side of the adapter main board 6 is compressed, and the buffer mechanism 7 on the other side is stretched. In the following description, taking the compressed buffer mechanism 7 as an example, under the action of impact force of inertia, the fixing strip 8 extrudes the sliding blocks 10 in the two sliding grooves 9, at this time, the two swing rods 15 produce cross swing, the two buffer springs are extruded by the four sliding blocks 10 to produce elastic force, and the impact force received by the adapter main board 6 can be buffered and counteracted by utilizing the elastic force action of the two longitudinal buffer springs 12, so that the anti-falling protection of the adapter main board 6 is improved, namely the service life of the power adapter is prolonged.

When the power adapter falls down and is subjected to external force vibration, the adapter shell is contacted with the ground firstly, the adapter main board 6 is subjected to transverse impact force to continue to displace, at the moment, the transverse buffer spring 11 on one side of the buffer mechanism 7 is compressed, the other side of the buffer mechanism is stretched, and the impact force applied to the adapter main board 6 can be buffered and counteracted by utilizing the elastic force action of the two transverse buffer springs 11, so that the anti-falling protection of the adapter main board 6 is improved, and the service life of the power adapter is prolonged.

Because the adapter mainboard 6 is suspended and supported in the adapter shell through the plurality of buffer mechanisms 7, enough space is reserved between the adapter mainboard 6 and the adapter shell, and uniform heat dissipation of the adapter mainboard 6 is facilitated. Furthermore, by arranging a plurality of groups of copper or aluminum radiating fins on the adapter shell, the overall radiating effect of the power adapter can be further improved.

While particular embodiments of the present utility model have been described above, it will be appreciated by those skilled in the art that these are merely illustrative, and that many variations or modifications may be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined only by the appended claims.

Claims

1. The utility model provides a power adapter with heat dissipation shockproof function, includes the adapter shell and sets up the adapter mainboard in the adapter shell, the wire hole has all been seted up to the both sides lateral wall of adapter shell, two power cords on the adapter mainboard pass from two wire holes respectively, its characterized in that, the top surface and the bottom surface of adapter mainboard respectively through at least one buffer gear with the adapter shell is connected, buffer gear includes two fixed bars, two the fixed bar is symmetrical to be fixed respectively on the inner wall of adapter shell and adapter mainboard, and two the spout has all been seted up to the opposite one side of fixed bar, two equal sliding connection has two sliders of setting relatively in the spout, four be connected with two swing arms of alternately setting through four pivot rotations between the slider, and the intersection of two swing arms runs through and inserts and be equipped with the round pin, two be connected with vertical buffer spring between two sliders of setting relatively in the spout.

2. The power adapter with heat dissipation and vibration prevention functions according to claim 1, wherein a through hole which is communicated is formed at the intersection of the two swing rods, and the inner wall of the through hole is rotationally connected with the outer side wall of the rotating pin.

3. The power adapter with heat dissipation and vibration prevention functions according to claim 1, wherein limiting flanges for limiting the maximum sliding range of the sliding block are arranged at two ends of the sliding groove.

4. The power adapter with heat dissipation and vibration prevention function according to claim 3, wherein a transverse buffer spring is connected between the limit flange and the close sliding block in the same sliding groove.

5. The power adapter with heat dissipation and vibration prevention function according to claim 1, wherein the fixing strip and the adapter main board, and the fixing strip and the inner wall of the adapter housing are fixed by means of fastening or screw locking.

6. The power adapter with heat dissipation and vibration prevention functions according to claim 1, wherein the number of the buffer mechanisms is three, and the three buffer mechanisms are distributed in a delta shape on two sides of the adapter main board.

7. The power adapter with the heat dissipation and vibration prevention function according to claim 1, wherein a avoidance space without a circuit is arranged on the adapter main board, and the adapter main board is fixedly connected with the corresponding fixing strip through the avoidance space.

8. The power adapter with the heat dissipation and vibration prevention function according to claim 1, wherein the inner walls of the two wire through holes are fixedly connected with rubber sleeves, and a power wire on a main board of the adapter passes through the rubber sleeves.