CN210780572U

CN210780572U - Lower cover with good heat dissipation performance

Info

Publication number: CN210780572U
Application number: CN201921886420.9U
Authority: CN
Inventors: 李华婵
Original assignee: Dongguan Zhuomao Precision Hardware Co ltd
Current assignee: Dongguan Zhuomao Precision Hardware Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-06-16
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a lower cover with good thermal diffusivity, including the adapter lower cover, the upper surface of adapter lower cover is equipped with the adapter upper cover, the top inner wall fixedly connected with heat-conducting plate of adapter lower cover, the lower fixed surface of heat-conducting plate is connected with the fin, the front end bottom inner wall fixedly connected with battery of adapter lower cover, the equal fixed mounting of the vertical inner wall in both sides of adapter lower cover has radiator fan, the both sides bottom outer wall of adapter upper cover is equipped with first installation piece, the both sides top outer wall of adapter lower cover is equipped with the second installation piece, radiator fan's internal surface has the heat dissipation motor through motor mount fixed mounting. The utility model discloses a lower cover has increased good heat radiation structure for the heat of power adapter at the during operation is discharged fast through bottom heat radiation structure, thereby the condition that greatly reduced adapter during operation was sent out to scald takes place, extension power adapter's life.

Description

Lower cover with good heat dissipation performance

Technical Field

The utility model relates to a power adapter technical field especially relates to a lower cover with good thermal diffusivity.

Background

The power adapter is also called an external power supply, is a power supply voltage conversion device for small portable electronic equipment and electronic appliances, and is commonly used in small electronic products such as mobile phones, liquid crystal displays, notebook computers and the like.

However, the existing power adapter still has certain disadvantages when in use, for example, the external protection cover of the existing power adapter has no good heat dissipation structure, and is easy to scald when in long-term operation, thereby causing the reduction of service life and causing certain adverse effects in the actual use process, so that a lower cover with good heat dissipation performance is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a lower cover with good heat dissipation performance.

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

a lower cover with good heat dissipation performance comprises an adapter lower cover, wherein an adapter upper cover is arranged on the upper surface of the adapter lower cover, a heat-conducting plate is fixedly connected to the inner wall of the top of the adapter lower cover, a heat-radiating fin is fixedly connected to the lower surface of the heat-conducting plate, a storage battery is fixedly connected to the inner wall of the bottom of the front end of the adapter lower cover, heat-radiating fans are fixedly installed on the vertical inner walls of the two sides of the adapter lower cover, first installation pieces are arranged on the outer walls of the bottoms of the two sides of the adapter upper cover, second installation pieces are arranged on the outer walls of the tops of the two sides of the adapter lower cover, a heat-radiating motor is fixedly installed on the inner surface of the heat-radiating fans through a motor fixing frame, a plurality of fan blades are movably connected to one end of the heat-radiating motor, a, a plurality of ventilation holes are formed in the inner surfaces of the vertical walls on the two sides of the lower adapter cover.

Preferably, the number of the radiating fins is several, and the radiating fins are uniformly distributed in parallel.

Preferably, the radiating fin and the heat conducting plate are both copper sheets.

Preferably, the output shaft of the heat dissipation motor is connected with the rotating head and is rotationally connected with the fan blades.

Preferably, the inner surfaces of the first mounting piece and the second mounting piece are fixed by bolts, and the outer surface of the upper end of each bolt is in threaded connection with a nut.

Preferably, the output end of the storage battery is electrically connected with the heat dissipation fan through a switch, and the input end of the storage battery is electrically connected with an external power supply through a USB connector.

Compared with the prior art, the beneficial effects of the utility model are that:

in the utility model, by arranging the heat conducting plate, the radiating fins, the storage battery, the radiating fan and the ventilation holes, a good radiating structure is added for the lower cover of the power adapter, so that the heat of the power adapter during working is quickly discharged through the bottom radiating structure, thereby greatly reducing the occurrence of the condition of scalding during working and prolonging the service life of the power adapter;

to sum up, the utility model discloses a lower cover has increased good heat radiation structure for power adapter passes through the quick discharge of bottom heat radiation structure at the heat of during operation, thereby greatly reduced adapter during operation sends out the condition of scalding and takes place, prolongs power adapter's life.

Drawings

Fig. 1 is a schematic structural diagram of a lower cover with good heat dissipation performance according to the present invention;

fig. 2 is a side view of an adapter lower cover of a lower cover with good heat dissipation performance according to the present invention;

fig. 3 is a schematic structural diagram of a heat dissipation fan with a lower cover having good heat dissipation performance according to the present invention.

In the figure: the heat dissipation device comprises an adapter lower cover 1, an adapter upper cover 2, a heat conduction plate 3, heat dissipation fins 4, a storage battery 5, a heat dissipation fan 6, a first mounting piece 7, a second mounting piece 8, a motor fixing frame 9, a heat dissipation motor 10, fan blades 11, a lead 12, a USB connector 13, a switch 14, a connecting rotary head 15, a bolt 16, a nut 17 and a vent 18.

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.

Referring to fig. 1-3, a lower cover with good heat dissipation performance comprises an adapter lower cover 1, an adapter upper cover 2 is arranged on the upper surface of the adapter lower cover 1, a heat conducting plate 3 is fixedly connected to the inner wall of the top of the adapter lower cover 1, a heat sink 4 is fixedly connected to the lower surface of the heat conducting plate 3, a storage battery 5 is fixedly connected to the inner wall of the bottom of the front end of the adapter lower cover 1, heat dissipation fans 6 are fixedly mounted on the vertical inner walls of the two sides of the adapter lower cover 1, first mounting pieces 7 are arranged on the outer walls of the bottom of the two sides of the adapter upper cover 2, second mounting pieces 8 are arranged on the outer walls of the top of the two sides of the adapter lower cover 1, a heat dissipation motor 10 is fixedly mounted on the inner surface of the heat dissipation fan 6 through a motor fixing frame 9, one end of the heat dissipation motor 10 is movably connected with a plurality of fan blades 11, a lead, the inner surfaces of the vertical walls at two sides of the lower adapter cover 1 are provided with a plurality of vent holes 18.

The quantity of fin 4 is a plurality of, a plurality of fin 4 is even parallel distribution, fin 4 and heat-conducting plate 3 are the copper sheet, the output shaft of heat dissipation motor 10 turns round 15 and is connected with flabellum 11 rotation, the internal surface of first installation piece 7 and second installation piece 8 is fixed mutually through bolt 16, and the upper end surface threaded connection of bolt 16 has nut 17,

switch

14 and 6 electric connection of radiator fan are passed through to the output of battery 5, and the input of battery 5 passes through USB joint 13 and external power source electric connection.

The working principle is as follows: when the power adapter is used, the USB connector is inserted at the USB interface of equipment such as an external notebook computer, so that the power supply of the external equipment supplies power to the storage battery 5, when people use the power adapter, heat generated in the upper cover 2 of the adapter can be quickly conducted to the lower cover 1 of the adapter through the heat conducting plate 3 and the radiating fins 4, people can make the radiating motor 10 of the radiating fan 6 work by opening the switch 14, the radiating motor 10 drives the fan blades 11 to rotate at a high speed, so that the heat in the lower cover 1 of the adapter can be quickly discharged to the outside of the power adapter through the vent holes 18, the quick radiating purpose of the lower cover is realized, the upper cover 2 of the adapter and the lower cover 1 of the adapter can be quickly installed and detached through the bolts 16 and the nuts 17, and the maintenance work of people is facilitated, the lower cover of the utility model is additionally provided with a good radiating structure, so that the heat of the power adapter, thereby greatly reducing the occurrence of the condition that the adapter is scalded during working and prolonging the service life of the power adapter.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The lower cover with good heat dissipation performance comprises an adapter lower cover (1) and is characterized in that an adapter upper cover (2) is arranged on the upper surface of the adapter lower cover (1), a heat-conducting plate (3) is fixedly connected to the inner wall of the top of the adapter lower cover (1), heat-dissipating fins (4) are fixedly connected to the lower surface of the heat-conducting plate (3), a storage battery (5) is fixedly connected to the inner wall of the bottom of the front end of the adapter lower cover (1), heat-dissipating fans (6) are fixedly mounted on the vertical inner walls of the two sides of the adapter lower cover (1), first mounting pieces (7) are arranged on the outer walls of the bottoms of the two sides of the adapter upper cover (2), second mounting pieces (8) are arranged on the outer walls of the tops of the two sides of the adapter lower cover (1), and a heat-dissipating motor (10) is fixedly mounted on the, the one end swing joint of heat dissipation motor (10) has a plurality of flabellum (11), the front side outer wall fixed mounting of adapter lower cover (1) has wire (12) and switch (14), the one end fixedly connected with USB joint (13) of heat dissipation motor (10) are kept away from in wire (12), a plurality of ventilation hole (18) have all been seted up to the internal surface of the vertical wall in adapter lower cover (1) both sides.

2. The lower cover with good heat dissipation performance as recited in claim 1, wherein the number of the heat dissipation fins (4) is several, and the several heat dissipation fins (4) are uniformly distributed in parallel.

3. The lower cover with good heat dissipation performance according to claim 1, wherein the heat sink (4) and the heat conductive plate (3) are both copper sheets.

4. The lower cover with good heat dissipation performance of claim 1, wherein the output shaft of the heat dissipation motor (10) is connected with a rotary head (15) and the fan blades (11) in a rotary manner.

5. The lower cover with good heat dissipation performance according to claim 1, wherein the inner surfaces of the first mounting piece (7) and the second mounting piece (8) are fixed by a bolt (16), and a nut (17) is screwed on the outer surface of the upper end of the bolt (16).

6. The lower cover with good heat dissipation performance as recited in claim 1, wherein the output terminal of the battery (5) is electrically connected to the heat dissipation fan (6) through a switch (14), and the input terminal of the battery (5) is electrically connected to an external power source through a USB connector (13).