CN215679216U

CN215679216U - External power supply type desk computer

Info

Publication number: CN215679216U
Application number: CN202121023827.6U
Authority: CN
Inventors: 高强
Original assignee: Inner Mongolia Jiexun Electronic Technology Co ltd
Current assignee: Inner Mongolia Jiexun Electronic Technology Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2022-01-28
Anticipated expiration: 2031-05-13

Abstract

The utility model belongs to the field of external power supply computers, and particularly relates to an external power supply type desktop computer which aims at the problem that an existing power supply does not have dustproof performance, so that external dust can enter the power supply through heat dissipation holes and the service life of the power supply can be greatly shortened. The power supply has dustproof performance, prevents external dust from entering the power supply through the radiating holes, and further greatly prolongs the service life of the power supply.

Description

External power supply type desk computer

Technical Field

The utility model relates to the technical field of external power supply computers, in particular to an external power supply type desktop computer.

Background

The computer belongs to weak current products, that is to say, the working voltage of the components is relatively low, generally within plus or minus 12 volts, and is direct current. The common commercial power is 220V (110V in some countries) AC, which cannot be directly used on computer components. Therefore, a power supply part is needed for the computer like many household appliances, which is responsible for converting common commercial power into voltage which can be used by the computer, the core component of the computer has very low working voltage, and the requirement on the power supply is higher because the working frequency of the computer is very high.

At present, the power supply of some external power supply type desktop computers is external, and the power supply does not have dustproof performance, so that external dust can enter the power supply through the heat dissipation holes, and the service life of the power supply can be greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that in the prior art, the power supply does not have dustproof performance, so that external dust enters the power supply through a radiating hole, and the service life of the power supply is greatly shortened.

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

an external power supply type desktop computer comprises a display screen, wherein one side of the display screen is contacted with a power supply, the power supply comprises a lower shell and an upper shell, the bottom of the upper shell is fixedly connected with a lower dustproof plate, the top of the lower shell is provided with a lower radiating hole, the bottom of the lower dustproof plate is contacted with the inner wall of the bottom of the lower radiating hole, the bottom of the lower dustproof plate is fixedly connected with a positioning plate, the inner wall of the bottom of the lower radiating hole is provided with a positioning groove, the positioning plate is clamped with the positioning groove, the top of the upper shell is provided with an upper radiating hole, the upper dustproof plate is clamped in the upper radiating hole, both sides of the bottom of the upper dustproof plate are fixedly connected with baffles, the tops of the baffles are contacted with the inner wall of the top of the upper shell, the inner wall of the bottom of the lower shell is fixedly connected with two abutting plates, and the tops of the abutting plates are contacted with the bottoms of the baffles, the side grooves are formed in the inner walls of the two sides of the upper shell, the screw holes are formed in the inner wall of the top of each side groove, screws are connected to the screw holes in inner threads, the outer sides of the screws are fixedly connected with pressing plates, the side grooves are formed in one sides, away from each other, of the two pressing plates, and the tops of the pressing plates are in contact with the inner wall of the top of each side groove.

Preferably, the front side and the rear side of the lower shell are both fixedly connected with an assembly plate, and the assembly plate is fixedly connected with the display screen through bolts.

Preferably, the front side and the rear side of the baffle plate are respectively in contact with the front side inner wall and the rear side inner wall of the upper housing.

Preferably, the sides of the two baffles away from each other are respectively contacted with the inner walls of the two sides of the upper shell.

Preferably, the front side and the rear side of the lower dust guard are respectively in contact with the front side inner wall and the rear side inner wall of the lower heat dissipation hole.

Preferably, the top end of the screw extends above the upper housing.

In the utility model, the desktop computer with an external power supply,

by the arrangement of the lower dust guard and the upper dust guard, external dust can be prevented from entering the power supply, and the service life of the power supply can be prolonged;

through the screw that sets up, support tight board, pressure strip, baffle and limit groove, only need rotate the screw, can remove spacing to last casing, be convenient for this moment take off the upper casing, when taking off the upper casing, can pull down the dust guard, be convenient for wash last dust guard and lower dust guard, avoid the dust to pile up, guarantee power radiating effect.

Drawings

FIG. 1 is a schematic structural diagram of a desktop computer with an external power supply according to the present invention;

FIG. 2 is a schematic diagram of a power supply portion of an external power desktop computer according to the present invention;

fig. 3 is a schematic structural view of a portion a in fig. 2.

In the figure: 1. a lower housing; 2. an upper housing; 3. a lower dust guard; 4. a lower heat dissipation hole; 5. positioning a plate; 6. an upper dust guard; 7. a baffle plate; 8. a propping plate; 9. a side groove; 10. a screw hole; 11. a screw; 12. a compression plate; 13. a side groove; 14. assembling a plate; 15. a display screen.

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.

The utility model provides a technical scheme of an external power supply type desktop computer, which comprises the following steps:

according to the figures 2 and 3, the display screen comprises a display screen 15, one side of the display screen 15 is contacted with a power supply, the power supply comprises a lower shell 1 and an upper shell 2, the bottom of the upper shell 2 is fixedly connected with a lower dustproof plate 3, the top of the lower shell 1 is provided with a lower heat dissipation hole 4, the bottom of the lower dustproof plate 3 is contacted with the inner wall of the bottom of the lower heat dissipation hole 4, the bottom of the lower dustproof plate 3 is fixedly connected with a positioning plate 5, the inner wall of the bottom of the lower heat dissipation hole 4 is provided with a positioning groove, the positioning plate 5 is clamped with the positioning groove, the top of the upper shell 2 is provided with an upper heat dissipation hole, an upper dustproof plate 6 is clamped in the upper heat dissipation hole, both sides of the bottom of the upper dustproof plate 6 are fixedly connected with baffles 7, the top of the baffles 7 is contacted with the inner wall of the top of the upper shell 2, the inner wall of the bottom of the lower shell 1 is fixedly connected with two abutting plates 8, and the top of the abutting plates 8 is contacted with the bottom of the baffles 7, go up and all seted up the side channel 9 on the both sides inner wall of casing 2, screw hole 10 has been seted up on the top inner wall of side channel 9, screw hole 10 female connection has screw 11, the outside fixedly connected with pressure strip 12 of screw 11, two one sides of keeping away from each other to tight board 8 have all been seted up limit groove 13, the top of pressure strip 12 contacts with the top inner wall of limit groove 13, at last dust strip 6 with lower dust strip 3 wash the completion after, 6 card go up the dust strip go into in the radiating hole, then cover casing 2, make 5 cards of locating plate go into in the constant head tank, reverse rotation screw 11 again, make pressure strip 12 rotate and move up, contact with the top inner wall of limit groove 13 at the top until pressure strip 12, carry out spacing processing to last casing 2.

According to fig. 1, the front side and the rear side of the lower case 1 are fixedly connected with a mounting plate 14, the mounting plate 14 is fixedly connected with a display screen 15 through bolts, and a power supply is fixed on the display screen 15 through the bolts.

According to fig. 3, the front side and the rear side of the baffle 7 are respectively contacted with the inner wall of the front side and the inner wall of the rear side of the upper shell 2, one side of the two baffles 7 which are far away from each other is respectively contacted with the inner walls of the two sides of the upper shell 2, the baffles 7 are limited, and the top ends of the screws 11 extend to the upper part of the upper shell 2.

According to fig. 2, the front side and the rear side of the lower dust guard 3 are respectively in contact with the front side inner wall and the rear side inner wall of the lower heat dissipation hole 4, and the lower dust guard 3 is limited.

In the utility model, when the power supply is used, external dust can be effectively prevented from entering the power supply through the lower dust guard 3 and the upper dust guard 6, the service life of the power supply can be further prolonged, the screw 11 is rotated to rotate and move down the screw 11, the screw 11 drives the compression plate 12 to rotate, the compression plate 12 is moved out of the side groove 13, the limit of the upper shell 2 is removed, then the upper shell 2 is pulled, the upper shell 2 is taken down, the compression plate 8 is separated from the baffle 7, the upper dust guard 6 is convenient to take down, the upper dust guard 6 and the lower dust guard 3 are convenient to clean, dust is prevented from being accumulated on the dust guards, and the heat dissipation effect of the power supply is ensured.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An external power supply type desktop computer comprises a display screen (15) and is characterized in that one side of the display screen (15) is contacted with a power supply, the power supply comprises a lower shell (1) and an upper shell (2), the bottom of the upper shell (2) is fixedly connected with a lower dust guard (3), the top of the lower shell (1) is provided with a lower radiating hole (4), the bottom of the lower dust guard (3) is contacted with the inner wall of the bottom of the lower radiating hole (4), the bottom of the lower dust guard (3) is fixedly connected with a positioning plate (5), the inner wall of the bottom of the lower radiating hole (4) is provided with a positioning groove, the positioning plate (5) is clamped with the positioning groove, the top of the upper shell (2) is provided with an upper radiating hole, the upper dust guard (6) is clamped in the upper radiating hole, two sides of the bottom of the upper dust guard (6) are both fixedly connected with a baffle (7), the top of baffle (7) contacts with the top inner wall of last casing (2), fixedly connected with two on the bottom inner wall of casing (1) down support tight board (8), support the top of tight board (8) and the bottom of baffle (7) and contact, side channel (9) have all been seted up on the both sides inner wall of last casing (2), screw hole (10) have been seted up on the top inner wall of side channel (9), screw hole (10) female connection has screw (11), outside fixedly connected with pressure strip (12) of screw (11), and two support one side that tight board (8) kept away from each other and have all seted up limit groove (13), the top of pressure strip (12) contacts with the top inner wall of limit groove (13).

2. The desktop computer with an external power supply as claimed in claim 1, wherein a mounting plate (14) is fixedly connected to both the front side and the rear side of the lower casing (1), and the mounting plate (14) is fixedly connected to the display screen (15) through bolts.

3. The desktop computer with an external power supply according to claim 1, wherein the front side and the rear side of the baffle (7) are respectively in contact with the inner wall of the front side and the inner wall of the rear side of the upper shell (2).

4. The desktop computer with an external power supply as claimed in claim 1, wherein the sides of the two baffles (7) away from each other are respectively in contact with the inner walls of the two sides of the upper shell (2).

5. The desktop computer with an external power supply according to claim 1, wherein the front side and the rear side of the lower dust-proof plate (3) are respectively in contact with the inner wall of the front side and the inner wall of the rear side of the lower heat dissipation hole (4).

6. The desktop computer with an external power supply according to claim 1, wherein the top end of the screw (11) extends above the upper housing (2).