CN215498750U - Heat dissipation device for power adapter - Google Patents

Abstract

The utility model discloses a heat dissipation device for a power adapter, which comprises a shell, wherein a power adapter body is fixedly arranged in the shell, a heat dissipation sheet is fixedly connected in the power adapter body, an auxiliary mechanism is arranged in the shell and extends to the rear side of the shell, the auxiliary mechanism comprises a filter screen, and the filter screen is arranged on the rear side of the shell. This heat abstractor for power adapter, design through complementary unit, at first promote the T shaped plate, the T shaped plate removes and drives two second springs and compress simultaneously, and simultaneously, the push pedal removes and drives the swash plate and remove, the swash plate removes and drives the telescopic link and compress simultaneously with first spring, when the distance between swash plate and the connecting plate is less than the inside distance of draw-in groove, the tensile fixed block that drives of third spring pops out, thereby reach the effect of dismantling the filter screen, the user carries out inside and outside clearance to the filter screen this moment, thereby reach the effect of clearance dust impurity and do not influence radiating amount of wind.

Description

Heat dissipation device for power adapter

Technical Field

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

Background

The power adapter is a power supply conversion device of small portable electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, and the working principle of the power adapter is that alternating current input is converted into direct current output; the portable type power supply can be divided into a wall-inserting type and a desktop type according to a connection mode, is widely matched with equipment such as a security camera, a set top box, a router, a light bar, a massager and the like, is an external power supply, is a power supply voltage conversion device of small portable electronic equipment and electronic appliances, and is commonly used on small electronic products such as mobile phones, liquid crystal displays, notebook computers and the like.

At present, the power adapter needs a long-time charging base to charge the equipment in the charging process, but due to the continuous output of current and the integrity of charging time, the situation that the power adapter is scalded is inevitable in the using process, and a user is seriously scalded.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a heat dissipation device for a power adapter, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a heat abstractor for power adapter, includes the casing, the inside fixed mounting of casing has the power adapter body, the inside fixedly connected with fin of power adapter body, the inside complementary unit that is equipped with of casing, complementary unit extends to the casing rear side.

The auxiliary mechanism includes the filter screen, the casing rear side is located to the filter screen, filter screen rear side fixed mounting has the motor, the motor has the dwang through output shaft fixed mounting, the dwang runs through the filter screen and passes through the bearing with the filter screen and be connected, the equal fixed mounting in casing inner chamber both sides wall has the cardboard, the equal fixed mounting in the positive both sides of filter screen has the connecting plate, connecting plate one side swing joint has the swash plate, the casing both sides all are equipped with the T shaped plate.

Preferably, the thickness of the radiating fin is 0.5mm, 6 radiating holes are arranged in the radiating fin, the diameter of each radiating hole is 3mm, the radiating fin is molded on the inner wall of the shell in an injection mode, the radiating fin and the shell are integrated, the production efficiency is improved, the thermal resistance is greatly reduced, and the radiating efficiency is improved.

Preferably, the outside fixed mounting of dwang has a plurality of flabellums, be equipped with the telescopic link between connecting plate and the swash plate, the telescopic link both ends pass through activity hank seat swing joint with connecting plate and swash plate respectively, the outside fixed mounting of telescopic link has first spring, and the flabellum of being convenient for rotates the inside heat dissipation, and the swash plate of being convenient for removes and resets.

Preferably, the clamping groove is formed in the clamping plate, the connecting plate penetrates through the clamping groove, the inclined plate is in contact with the clamping plate, empty grooves are formed in two sides of the shell, the T-shaped plate is arranged in the empty grooves, the inclined plate and the clamping plate are convenient to form a fixed structure, and the T-shaped plate is convenient to move.

Preferably, the T-shaped plate extends to the inside of the shell, one end of the T-shaped plate is fixedly provided with a push plate, two second springs are fixedly arranged on one side wall of the inner cavity of the hollow groove and on the front side and the rear side of the T-shaped plate respectively, and the push plate is convenient to move and reset.

Preferably, the equal fixed mounting in filter screen both sides has the fixed block, the fixed slot, two have all been seted up to the casing both sides the fixed block all extends to inside the fixed slot, two the equal fixed mounting of lateral wall has the third spring before the fixed slot inner chamber, the third spring contacts with the fixed block, and the filter screen installation of being convenient for, the filter screen of being convenient for pops out.

Preferably, the equal fixedly connected with power cord in power adapter body both sides, two the power cord all extends to the casing outside, the casing front side inlays and is equipped with the separation net, filter screen rear side fixed mounting has the bearer bar, inside the bearer bar was located to the motor, fixed mounting has two supporting shoes between power adapter body bottom both sides and the casing inner chamber bottom, is convenient for charge, and the air-out of being convenient for is convenient for, is convenient for protect the motor, and the power adapter body of being convenient for supports.

Compared with the prior art, the utility model provides a heat dissipation device for a power adapter. The method has the following beneficial effects:

this heat abstractor for power adapter, design through complementary unit, at first promote the T shaped plate, the T shaped plate removes and drives two second springs and compress simultaneously, and simultaneously, the push pedal removes and drives the swash plate and remove, the swash plate removes and drives the telescopic link and compress simultaneously with first spring, when the distance between swash plate and the connecting plate is less than the inside distance of draw-in groove, the tensile fixed block that drives of third spring pops out, thereby reach the effect of dismantling the filter screen, the user carries out inside and outside clearance to the filter screen this moment, thereby reach the effect of clearance dust impurity and do not influence radiating amount of wind.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top cross-sectional view of the structure of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

In the figure: 1. a housing; 2. a power adapter body; 3. a heat sink; 4. an auxiliary mechanism; 401. a filter screen; 402. a motor; 403. rotating the rod; 404. clamping a plate; 405. a connecting plate; 406. a sloping plate; 407. a T-shaped plate; 5. heat dissipation holes; 6. a telescopic rod; 7. a second spring; 8. a fixed block; 9. a third spring; 10. and (7) a supporting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a heat abstractor for power adapter, includes casing 1, and 1 inside fixed mounting of casing has power adapter body 2, and 2 inside fixedly connected with fins 3 of power adapter body, 1 inside complementary unit 4 that is equipped with of casing, complementary unit 4 extend to 1 rear side of casing.

The auxiliary mechanism 4 comprises a filter screen 401, the filter screen 401 is arranged at the rear side of the shell 1, a motor 402 is fixedly arranged at the rear side of the filter screen 401, a rotating rod 403 is fixedly arranged on the motor 402 through an output shaft, the rotating rod 403 penetrates through the filter screen 401 and is connected with the filter screen 401 through a bearing, clamping plates 404 are fixedly arranged on two side walls of an inner cavity of the shell 1, connecting plates 405 are fixedly arranged on two sides of the front surface of the filter screen 401, an inclined plate 406 is movably connected on one side of the connecting plates 405, T-shaped plates 407 are arranged on two sides of the shell 1, the thickness of the radiating fins 3 is 0.5mm, 6 radiating holes 5 are arranged in the radiating fins 3, the diameters of the 6 radiating holes 5 are 3mm, the radiating fins 3 are injected into the inner wall of the shell, the radiating fins 3 and the shell are made into a whole, the production efficiency is improved, the thermal resistance is greatly reduced, the radiating efficiency is improved, a plurality of fan blades are fixedly arranged outside the rotating rod 403, and a telescopic rod 6 is arranged between the connecting plates 405 and the inclined plate 406, two ends of a telescopic rod 6 are respectively movably connected with a connecting plate 405 and an inclined plate 406 through movable hinge seats, a first spring is fixedly arranged outside the telescopic rod 6, so that the fan blades can conveniently rotate to dissipate heat internally, the inclined plate 406 can conveniently move and reset, a clamping groove is formed inside the clamping plate 404, the connecting plate 405 penetrates through the clamping groove, the inclined plate 406 is in contact with the clamping plate 404, hollow grooves are formed in two sides of the shell 1, a T-shaped plate 407 is arranged inside the hollow groove, so that the inclined plate 406 and the clamping plate 404 form a fixed structure, the T-shaped plate 407 can conveniently move, the T-shaped plate 407 extends into the shell 1, a push plate is fixedly arranged at one end of the T-shaped plate 407, two second springs 7 are fixedly arranged on one side wall of an inner cavity of the T-shaped plate 407 and one side wall of the hollow groove, the two second springs 7 are respectively arranged on the front side and the rear side of the T-shaped plate 407, so that the push plate can conveniently move and reset, fixed blocks 8 are fixedly arranged on two sides of the filter screen 401, fixed grooves are formed on two sides of the shell 1, inside two fixed blocks 8 all extend to the fixed slot, the equal fixed mounting of lateral wall has third spring 9 before two fixed slot inner chambers, third spring 9 contacts with fixed block 8, the installation of the filter screen 401 of being convenient for, the filter screen 401 of being convenient for pops out, the equal fixedly connected with power cord in 2 both sides of power adapter body, two power cords all extend to the casing 1 outside, 1 front side of casing inlays and is equipped with the separation net, filter screen 401 rear side fixed mounting has the bearer bar, inside the bearer bar was located to motor 402, fixed mounting has two supporting shoes 10 between 2 bottom both sides of power adapter body and the 1 inner chamber bottom of casing, be convenient for charge, the air-out of being convenient for, be convenient for protect motor 402, be convenient for power adapter body 2 supports.

In the actual operation process, when the device is used, firstly, the device is connected with an external power supply, when the power adapter body 2 needs to dissipate heat, firstly, the motor 402 is turned on, the motor 402 rotates to drive the rotating rod 403 to rotate, the rotating rod 403 rotates to drive the fan blades to rotate, a large amount of wind flow is generated by the rotation of the fan blades, at the same time, the wind flow can enter the shell 1 and drive heat to be removed, so that the effect of dissipating heat of the power adapter body 2 is achieved, when the filter screen 401 needs to be disassembled for cleaning, the T-shaped plate 407 is pushed, the T-shaped plate 407 moves to drive the two second springs 7 to be compressed simultaneously, meanwhile, the push plate moves to drive the inclined plate 406 to move, the inclined plate 406 moves to drive the telescopic rod 6 and the first spring to be compressed simultaneously, when the distance between the inclined plate 406 and the connecting plate 405 is smaller than the distance inside the clamping groove, the third spring 9 stretches to drive the fixed block 8 to pop up, so that the effect of disassembling the filter screen 401 is achieved, the user carries out inside and outside clearance to filter screen 401 this moment, thereby reach the effect of clearance dust impurity and do not influence radiating amount of wind, when needs install filter screen 401, promote filter screen 401 and make inside the fixed slot of fixed block 8 entering, filter screen 401 removes and drives connecting plate 405 and swash plate 406 removal, when swash plate 406 and cardboard 404 contact, telescopic link 6 compresses simultaneously with first spring, when swash plate 406 gets into cardboard 404 inside completely, the tensile telescopic link 6 that drives of first spring is tensile, and simultaneously, swash plate 406 is opened and is formed fixed knot with cardboard 404 and construct, thereby reach the effect to the installation of filter screen 401.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A heat dissipation device for a power adapter comprises a shell (1), and is characterized in that: a power adapter body (2) is fixedly installed inside the shell (1), a radiating fin (3) is fixedly connected inside the power adapter body (2), an auxiliary mechanism (4) is arranged inside the shell (1), and the auxiliary mechanism (4) extends to the rear side of the shell (1);

complementary unit (4) include filter screen (401), casing (1) rear side is located in filter screen (401), filter screen (401) rear side fixed mounting has motor (402), motor (402) have dwang (403) through output shaft fixed mounting, dwang (403) run through filter screen (401) and are connected through the bearing with filter screen (401), the equal fixed mounting in casing (1) inner chamber both sides wall has cardboard (404), the equal fixed mounting in filter screen (401) positive both sides has connecting plate (405), connecting plate (405) one side swing joint has swash plate (406), casing (1) both sides all are equipped with T shaped plate (407).

2. The heat dissipating device for a power adapter as set forth in claim 1, wherein: the thickness of the radiating fin (3) is 0.5mm, 6 radiating holes (5) are formed in the radiating fin (3), and the diameter of each of the 6 radiating holes (5) is 3 mm.

3. The heat dissipating device for a power adapter as set forth in claim 1, wherein: dwang (403) outside fixed mounting has a plurality of flabellums, be equipped with telescopic link (6) between connecting plate (405) and swash plate (406), telescopic link (6) both ends respectively with connecting plate (405) and swash plate (406) through activity hank seat swing joint, telescopic link (6) outside fixed mounting has first spring.

4. The heat dissipating device for a power adapter as set forth in claim 1, wherein: the clamping plate (404) is internally provided with a clamping groove, the connecting plate (405) penetrates through the clamping groove, the inclined plate (406) is in contact with the clamping plate (404), the two sides of the shell (1) are both provided with empty grooves, and the T-shaped plate (407) is arranged inside the empty grooves.

5. The heat dissipating device for a power adapter as set forth in claim 1, wherein: t shaped plate (407) extend to inside casing (1), T shaped plate (407) one end fixed mounting has the push pedal, T shaped plate (407) and dead slot inner chamber a lateral wall fixed mounting have two second spring (7), two both sides around T shaped plate (407) are located respectively in second spring (7).

6. The heat dissipating device for a power adapter as set forth in claim 1, wherein: equal fixed mounting in filter screen (401) both sides has fixed block (8), the fixed slot has all been seted up in casing (1) both sides, two fixed block (8) all extend to inside the fixed slot, two the equal fixed mounting of lateral wall has third spring (9) before the fixed slot inner chamber, third spring (9) contact with fixed block (8).

7. The heat dissipating device for a power adapter as set forth in claim 1, wherein: the power adapter is characterized in that power lines are fixedly connected to two sides of the power adapter body (2) and extend to the outside of the shell (1), an isolation net is embedded in the front side of the shell (1), a protection frame is fixedly mounted on the rear side of the filter screen (401), the motor (402) is arranged inside the protection frame, and two supporting blocks (10) are fixedly mounted between two sides of the bottom of the power adapter body (2) and the bottom of an inner cavity of the shell (1).

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