CN213876650U

CN213876650U - Computer power supply and computer

Info

Publication number: CN213876650U
Application number: CN202023170903.4U
Authority: CN
Inventors: 曹令正; 王致杰
Original assignee: Shenzhen Ruishengyuan Technology Co ltd
Current assignee: Shenzhen Ruishengyuan Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-08-03
Anticipated expiration: 2030-12-24

Abstract

The utility model provides a computer power and computer, computer power include shell, fan and protection grid, are provided with the heat dissipation air exit on the shell, and the protection grid sets up in heat dissipation air exit department, and the heat dissipation air exit is including setting up at the oral area of airing exhaust on the top and the oral area of airing exhaust of side, and the oral area of airing exhaust on the top communicates with the oral area of airing exhaust on the side, and the protection grid includes the first protection grid portion that corresponds with the oral area of airing exhaust on the top and the second protection grid portion that corresponds with the oral area of airing exhaust on the side. The application provides a computer power's heat dissipation air exit extends to the lateral wall by the roof of shell, also sets up the protection grid simultaneously into the two parts that correspond respectively with the heat dissipation air exit on roof and the lateral wall, improves computer power's heat dissipation air-out area, reduces business turn over wind resistance to improve computer power's radiating efficiency. Along with the improvement of the heat dissipation efficiency, the heat dissipation capacity of the fan can be guaranteed at a low rotating speed, the service life of the fan is prolonged, the dust deposition speed of the fan is reduced, and the heat dissipation effect of the computer power supply is further guaranteed.

Description

Computer power supply and computer

Technical Field

The application relates to the technical field of computer power supplies, in particular to a computer power supply and a computer.

Background

The computer power supply is used for converting commercial power into direct current which can be used by computer components, is a hub for supplying power to the computer components, and is an important component of the computer. Along with the improvement of computer performance, the requirement on the output power of a computer power supply is higher and higher, the heat generation quantity is increased along with the higher output power of the computer power supply, in order to ensure the heat dissipation of the computer power supply, the rotating speed of a cooling fan needs to be increased, and the service life of the cooling fan is influenced by the continuous high-rotating-speed operation of the cooling fan. In addition, the higher rotation speed also increases the surface area ash of the fan blades of the cooling fan and increases the ash deposition speed, which reduces the wind power of the cooling fan and affects the cooling effect.

SUMMERY OF THE UTILITY MODEL

Based on the above current situation, a main objective of the present application is to provide a computer power supply and a computer, so as to solve the technical problem of poor heat dissipation capability in the prior art.

In order to achieve the above object, in a first aspect, the present application adopts the following technical solutions:

the utility model provides a computer power supply, includes shell, fan and protection grid, the fan orientation the roof of shell sets up, be provided with the heat dissipation air exit on the shell, the protection grid sets up heat dissipation air exit department, a serial communication port, the heat dissipation air exit is including setting up the oral area of airing exhaust in the top on the roof of shell is in with the setting the oral area of airing exhaust in the side on at least one lateral wall of shell, the oral area of airing exhaust in the top with the oral area intercommunication of airing exhaust in the side, the protection grid include with the first protection grid portion that the oral area of airing exhaust in the top corresponds and with the second protection grid portion that the oral area of airing exhaust in the side corresponds, second protection grid portion for first protection grid portion is buckled.

Preferably, a bottom side of the side discharge port is disposed higher than a bottom side of the fan.

Preferably, the protection grid further comprises a mounting structure, the mounting structure is arranged at four corners of the first protection grid part, the top wall is provided with recessed parts at four corners of the top air exhaust opening part, and the mounting structure is mounted in the recessed parts.

Preferably, two side edges of the side air discharge opening adjacent to the bottom edge thereof are flush with the edges of the recessed portion at the corner where the side edges are located, respectively.

Preferably, the protection grid includes a plurality of annular strips, and a plurality of annular strips are connected through supporting connection structure, and a plurality of annular strips are including a plurality of first annular strips that adjacent set gradually, first annular strip with the tip that the oral area corresponds is aired to the side is provided with first kink, each the straight portion of first annular strip constitutes at least partly of first protection grid portion, each first kink constitutes second protection grid portion.

Preferably, the plurality of annular strips further include two second annular strips, the two second annular strips are respectively located on two sides of the arrangement direction of the plurality of first annular strips, second bending portions are arranged at two ends of the second annular strips, the second bending portions are the same as the bending directions of the first bending portions, the straight portions of the second annular strips form a part of the first protection grid portion, the second bending portions form the mounting structure, and the second bending portions are fixedly connected with the recessed portions through first fasteners.

Preferably, the support connection structure includes a first straight bar and a second straight bar, the first straight bar is disposed at an intersection position of the first bent portion and the straight portion of the first annular bar, the second straight bar is disposed at an intersection position of the second bent portion and the straight portion of the second annular bar, and two ends of the second straight bar abut against the recessed portion.

Preferably, the housing includes an upper casing and a lower casing which are buckled with each other, the upper casing includes a top wall, and a second sidewall and a fourth sidewall which are disposed at two opposite sides of the top wall, the lower casing includes a bottom wall, and a first sidewall and a third sidewall which are disposed at two opposite sides of the bottom wall, the top air outlet is disposed on the top wall, and the side air outlet is disposed on the second sidewall and the fourth sidewall.

Preferably, the inner side surface of the top wall is provided with a positioning protrusion, the upper edges of the first side wall and the third side wall are provided with folded edge structures, and the folded edge structures are provided with positioning holes matched with the positioning protrusion.

Preferably, four corners of the top wall are provided with lower shell connecting holes, the edge folding structure is provided with upper shell connecting holes at corresponding positions, the lower shell connecting holes and the upper shell connecting holes are fixedly connected through second fasteners, and the positioning holes are arranged between the two upper shell connecting holes on the same edge folding structure.

In a second aspect, the technical solution adopted by the present application is as follows:

a computer comprising a computer power supply as described above.

The application provides a computer power's heat dissipation air exit extends to the lateral wall by the roof of shell, also sets up the protection grid simultaneously into the two parts that correspond respectively with the heat dissipation air exit on roof and the lateral wall, through such setting, has improved computer power's heat dissipation air-out area, has reduced the business turn over wind resistance to improve computer power's radiating efficiency. In addition, along with the improvement of the heat dissipation efficiency, the heat dissipation capacity of the fan can be ensured at a lower rotating speed, so that the service life of the fan is prolonged, the dust deposition speed of the fan is reduced, and the heat dissipation effect of the computer power supply is further ensured.

Other advantages of the present application will be described in the detailed description, and those skilled in the art will understand the technical features and technical solutions presented in the description.

Drawings

Preferred embodiments according to the present application will be described below with reference to the accompanying drawings. In the figure:

FIG. 1 is a perspective view of one embodiment of a computer power supply;

FIG. 2 is a second perspective view of a computer power supply according to an embodiment of the present application;

FIG. 3 is an exploded view of a computer power supply according to an embodiment of the present application;

FIG. 4 is a top view of a computer power supply provided in accordance with an embodiment of the present application;

FIG. 5 is a left side view of a computer power supply provided in accordance with an embodiment of the present application;

FIG. 6 is one of perspective views of an upper housing of a computer power supply provided in accordance with embodiments of the present application;

FIG. 7 is a second perspective view of the upper housing of the computer power supply according to the embodiment of the present application;

fig. 8 is a perspective view of a lower case of a computer power supply according to an embodiment of the present application.

In the figure:

10. a housing; 11. an upper shell; 111. a top wall; 1111. a recessed portion; 1112. a lower shell connecting hole; 1113. Positioning the projection; 1114. a second flange structure; 112. a second side wall; 113. a fourth side wall; 114. an insertion portion; 115. an opening; 12. a lower case; 121. a bottom wall; 1211. a bending section; 122. a first side wall; 123. A third side wall; 1231. an air inlet; 124. a first hem structure; 1241. an upper shell connection hole; 1242. positioning holes; 125. a recessed portion; 13. a heat dissipation air outlet; 131. a top air exhaust opening; 132. a side air exhaust opening; 14. a sheet of transparent material; 20. a protective grid; 211. a first protective grid section; 212. a second protective grid section; 22. a support connection structure; 221. a first straight rod; 222. a second straight rod; 23. a mounting structure; 24. a first annular strip; 241. a first bent portion; 25. a second annular strip; 251. a second bent portion; 30. a power socket; 40. a power switch; 50. a fan; 60. a circuit board assembly; 70. a terminal socket; 91. a light-transmitting region; 92. an area is identified.

Detailed Description

The present application is described below based on examples, but the present application is not limited to only these examples. In the following detailed description of the present application, certain specific details are set forth in order to avoid obscuring the nature of the present application, well-known methods, procedures, and components have not been described in detail.

Further, those of ordinary skill in the art will appreciate that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.

Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".

In the description of the present application, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present application, "a plurality" means two or more unless otherwise specified.

Aiming at the problem of poor heat dissipation capability of the existing computer power supply, the application provides a computer power supply, as shown in fig. 1 to 3, which comprises a shell 10, a protective grid 20 installed on the shell 10, a terminal socket 70, a power socket 30 and a power switch 40, wherein a fan 50 and a circuit board assembly 60 are arranged in the shell 10, and the power socket 30, the power switch 40 and the fan 50 are all electrically connected with the circuit board assembly 60. The housing 10 includes a top wall 111, a bottom wall 121, and side walls disposed between the top wall 111 and the bottom wall 121, the side walls sequentially include a first side wall 122, a second side wall 112, a third side wall 123, and a fourth side wall 113, that is, the first side wall 122 and the third side wall 123 are disposed oppositely, the second side wall 112 and the fourth side wall 113 are disposed oppositely, the protective grille 20 is installed on the top wall 111, the power socket 30 and the power switch 40 are installed on the third side wall 123, and the terminal socket 70 is installed on the first side wall 122. It is understood that the fan may be upward or downward when the computer power supply is installed in the host, and the terms "bottom", "top", "up" and "down" as used herein refer to the general orientation of the computer power supply when the computer power supply is installed in the host with the fan upward, and are used for convenience of description only and do not constitute any limitation on the computer power supply. For convenience of the subsequent description, referring to fig. 4, the relative direction of the second sidewall 112 and the fourth sidewall 113 is defined as a first direction (the direction indicated by the solid line arrow), and the relative direction of the first sidewall 122 and the third sidewall 123 is defined as a second direction (the direction indicated by the dotted line arrow).

Fan 50 sets up in roof 111 top, and set up towards roof 111, fan 50's air-out direction is towards roof 111 promptly, be provided with heat dissipation air exit 13 on the shell 10, protection grid 20 sets up in heat dissipation air exit 13 department, be provided with air intake 1231 on the third lateral wall 123, under fan 50's effect, the air current is in the computer power supply is got into through air intake 1231, carry out the heat exchange with each electronic components in the computer power supply, thereby cool down electronic components, the hot gas flow that the heat absorption formed is discharged through heat dissipation air exit 13 under fan 50's effect. Although the fan 50 in the computer power supply is theoretically straight-in, that is, the direction of the blown air is parallel to the axis of the fan 50, in practice, the blown air of the fan 50 is actually outwardly divergent in the air-out direction when the fan is affected by the air outlet area, particularly when the rotation speed of the fan 50 is high. In the existing computer power supply, the heat dissipation air outlet 13 is arranged on the top wall 111 of the shell 10, and the size of the heat dissipation air outlet is matched with that of the fan 50, when the rotating speed of the fan 50 is large, the air flow is large, the area of the heat dissipation air outlet 13 cannot meet the air exhaust volume requirement of the fan 50 at the moment, the wind resistance is large, the heat dissipation effect is affected, the influence of the wind resistance is caused, the air flow direction can deflect, a certain angle is formed between the air flow direction and the axis of the fan 50, and the air flow can be blocked by the top wall 111 and the side wall of the computer power supply and cannot be discharged in time easily.

In the present application, the heat dissipation air outlet 13 includes a top air outlet 131 disposed on the top wall 111 of the housing 10 and a side air outlet 132 disposed on at least one side wall of the housing 10, the top air outlet 131 and the side air outlet 132 are communicated, that is, the heat dissipation air outlet 13 extends from the top wall 111 to the side wall, accordingly, the protection grid 20 includes a first protection grid portion 211 corresponding to the top air outlet 131 and a second protection grid portion 212 corresponding to the side air outlet 132, and by extending the heat dissipation air outlet 13 to the side wall of the computer power supply, the heat dissipation air outlet area of the computer power supply is increased, the air inlet and outlet resistance is reduced, and the heat dissipation efficiency of the computer power supply is increased. Along with the improvement of the heat dissipation efficiency, the heat dissipation capacity of the fan 50 can be ensured at a lower rotating speed, so that the service life of the fan 50 is prolonged, the dust deposition speed of the fan 50 is reduced, and the heat dissipation effect of a computer power supply is further ensured.

The air inlet 1231 may be disposed at any position of the third side wall 123, and may also be disposed in any shape, in order to obtain a larger air inlet area to ensure the air inlet amount, it is preferable to dispose the air inlet 1231 at as many positions of the third side wall 123 as possible, for example, in the embodiment shown in fig. 1, the power socket 30 and the power switch 40 are disposed at one corner of the third side wall 123, and the other positions all form an air inlet area, where the air inlet array is uniformly distributed. The air inlet 1231 may be in any shape such as triangle, square, or diamond, and for convenience of processing and increasing the air inlet area as much as possible, the air inlet 1231 is preferably set to be a regular hexagon.

The power socket 30 and the power switch 40 may be arranged vertically or horizontally, preferably, as shown in fig. 1, the power socket 30 is disposed above the power switch 40, and since the size of the power switch 40 is smaller and the size of the power socket 30 is larger, a plurality of air inlets 1231 may also be added at a corner of the third side wall 123 near the power switch 40, on one hand, the air intake amount is further increased, and on the other hand, the flow path of the air flow may also be optimized, so as to ensure the heat dissipation effect at the position of the power socket 30 and the power switch 40.

The side discharge port 132 may be provided on a side wall of the casing 10, and since the air inlet 1231 is provided on the third side wall 123, the side discharge port 132 is preferably provided on a side wall other than the third side wall 123, for example, only one of the first side wall 122, the second side wall 112, or the fourth side wall 113, or may be provided on any two of the three, or the side discharge ports 132 may be provided on all of the first side wall 122, the second side wall 112, and the fourth side wall 113. In order to facilitate the manufacturing and reduce the cost, in the preferred embodiment as shown in fig. 3, the housing 10 is formed by fastening two parts of an upper shell 11 and a lower shell 12 to each other, wherein the upper shell 11 includes a top wall 111 and a second sidewall 112 and a fourth sidewall 113 disposed on opposite sides of the top wall 111, the lower shell 12 includes a bottom wall 121 and a first sidewall 122 and a third sidewall 123 disposed on opposite sides of the bottom wall 121, after the upper shell 11 and the lower shell 12 are fastened to each other, the bottom wall 121 is opposite to the top wall 111, the first sidewall 122 is disposed between one side edges of the second sidewall 112 and the fourth sidewall 113, the third sidewall 123 is disposed between the other side edges of the second sidewall 112 and the fourth sidewall 113, and the side exhaust port 132 is disposed on the second sidewall 112 and the fourth sidewall 113, so that when the upper shell 11 is manufactured, the through hole is directly formed in the middle of a rectangular plate, and both sides of the through hole are bent to obtain the upper shell structure.

The types, the number of the types, and the arrangement of the terminal sockets 70 may be set according to the specific requirements of the computer power supply, for example, in the embodiment shown in fig. 2, 13 terminal sockets 70 with 10 holes are provided, 1 terminal socket 70 with 18 holes is provided, the terminal sockets 70 are arranged in three rows, two rows of the terminal sockets 70 with 10 holes are evenly distributed, the other row of the terminal sockets 70 with 3 holes is provided, and the terminal socket 70 with 18 holes is located between two 10 holes of the terminal sockets 70. This arrangement provides a neat appearance and better facilitates the mating of each plug with a corresponding terminal receptacle 70.

In order to ensure effective air discharge from the side air outlet 132, reduce wind resistance as effectively as possible, and improve heat dissipation effect, the bottom side of the side air outlet 132 is higher than the bottom side of the fan 50 to prevent external air from entering the air inlet side of the fan 50 through the side air outlet 132 of the fan 50, and the size of the side air outlet 132 in the left-right direction is approximately matched with the size of the fan 50 to ensure the air outlet area of the side air outlet 132.

Protection grid 20 still includes mounting structure 23, mounting structure 23 sets up the four corners position at first protection grid portion 211, correspondingly, roof 111 is provided with depressed part 1111 at the four corners position of top air exhaust mouth 131, mounting structure 23 installs in depressed part 1111, the setting of depressed part 1111 makes protection grid 20 wholly be located within the lateral surface of roof 111, perhaps at least with the lateral surface parallel and level, guarantee the planarization of computer power supply surface, avoid the installed part protrusion and cause the scheduling problem of colliding with easily. It is to be understood that the four corner positions described herein refer to a rough position, referring to the areas near the four corners. Taking fig. 1 and 4 as an example, in the up-down direction, the outer edge of the recess 1111 is substantially flush with the outer edge of the fan 50, and the inner edge of the recess 1111 is substantially flush with the inner edge of the mounting structure 23, so that the largest possible air outlet area can be obtained while ensuring the structural strength.

For convenience of processing, it is further preferable that two side edges of the side discharge air port portion 132 adjacent to the bottom edge thereof are flush with the edges of the recessed portion 1111 at the corner portion where the side edges are located, respectively, for example, in the embodiment shown in fig. 1 and 4, the heat radiation discharge air port 13 penetrates the top wall 111 of the casing 10 in the first direction, the recessed portions 1111 are provided on both sides of the heat radiation discharge air port 13 in the second direction, two edges of the side discharge air port portion 132 provided on the second side wall 112 in the second direction are flush with the inner edges of the recessed portions 1111 near both corner portions of the second side wall 112, and two edges of the side discharge air port portion 132 provided on the fourth side wall 113 in the second direction are flush with the inner edges of the recessed portions 1111 near both corner portions of the fourth side wall 113, respectively.

The top air exhaust opening part 131 and the side air exhaust opening part 132 are communicated to be convenient for the protection grating 20 to be integrally arranged, the structure is simpler, and the assembly is more convenient. Specifically, the first protective grill 211 corresponding to the top air outlet 131 is a straight structure, and the second protective grill 212 corresponding to the side air outlet 132 is disposed at the edge of the first protective grill 211 and is formed by bending the edge of the first protective grill 211 toward the top wall 121. The first protection grid part 211 and the second protection grid part 212 may be configured to be any structure capable of having ventilation and dust prevention functions, for example, the structure is configured to be similar to a mosquito coil type structure, for example, as shown in fig. 1, the protection grid 20 includes a plurality of annular strips, the annular strips refer to an annular structure and the annular structure is a long strip as a whole, the plurality of annular strips are connected by the supporting and connecting structure 22, the plurality of annular strips include a plurality of first annular strips 24 which are adjacently disposed in sequence, the end portion of each first annular strip 24 corresponding to the side air exhaust opening 132 is provided with a first bending part 241, the straight part of each first annular strip 24 constitutes at least one part of the first protection grid part 211, and the first bending part 241 constitutes the second protection grid part 212. For example, in the embodiment shown in fig. 1 and fig. 2, the first annular strip 24 extends along a first direction, and the plurality of first annular strips 24 are arranged at intervals along a second direction, the two ends of the first annular strip 24 are each provided with a first bending portion 241, and the first bending portions 241 at the two ends are respectively used for shielding the side air exhaust openings 132 on the second side wall 112 and the fourth side wall 113.

The mounting structure 23 may be integrally formed on the first protective grid part 211 or may be integrally formed on the support connection structure 22. For example, in the embodiment shown in fig. 1, the plurality of ring-shaped strips further includes two second ring-shaped strips 25, the two second ring-shaped strips 25 are respectively located at two sides of the arrangement direction of the plurality of first ring-shaped strips 24, where the arrangement direction is the second direction mentioned above, two ends of the second ring-shaped strips 25 form the mounting structure 22, and the first fastening member, such as a screw, can pass through the end of the second ring-shaped strips 25 and be tightly connected with the recess 1111. The second ring-shaped strip 25 may be entirely provided in a straight structure, that is, the mounting structure 23 is flush with the other portion of the second ring-shaped strip 25, in order to ensure the connection reliability of the mounting structure 23 and the recess 1111, preferably, the mounting structure 23 and the other portion of the second ring-shaped strip 25 are provided at intervals in the up-down direction, specifically, as shown in fig. 1, two ends of the second ring-shaped strip 25 are provided with second bent portions 251, the straight portions of the second ring-shaped strip 25 constitute a part of the first protection grid portion 211, that is, the straight portions of the first ring-shaped strip 24 and the second ring-shaped strip 25 together constitute the first protection grid portion 211, the second bent portions 251 constitute the mounting structure 23, and the second bent portions 251 are fixedly connected with the recess 1111 through the first fastening member.

The support connection structure 22 is used to connect the ring-shaped bars together, and may be any shape, for example, the support connection structure 22 includes a plurality of straight bars extending along the second direction, and the straight bars extending along the second direction connect the first ring-shaped bar 24 and the second ring-shaped bar 25 arranged along the second direction together to form the whole protection grid. The number of the straight bars is not limited, and may be two, three or more, in order to simplify the structure while ensuring the structural strength, preferably, as shown in fig. 1, the straight bars include a first straight bar 221 and a second straight bar 222, two first straight bars 221 are respectively located at two sides of the first direction of the computer power supply and located at the intersection position of the first bent portion 241 and the straight portion of the first annular bar 24, two second straight bars 222 are also located near the second side wall 112 and the fourth side wall 114, respectively, and two ends of the second straight bar 222 are located at the intersection position of the second bent portion 251 and the straight portion of the second annular bar 25 at corresponding positions.

In order to further improve the overall structural strength of the protection grid 20 after installation, so that the protection grid 20 can bear a certain pressure, in a preferred embodiment, as shown in fig. 1, two ends of the second straight bar 222 respectively abut against the corresponding concave portions 1111, so that when the protection grid 20 is subjected to a certain pressure, the pressure can be dispersed to the whole housing 10 through the concave portions 1111, and the protection grid 20 is prevented from being deformed under pressure. It is further preferred that the inner side of the recess 1111 rests against the bracket of the fan 50, thereby further optimizing the force of the protective grille 20.

The upper shell 11 and the lower shell 12 can be detachably connected by clamping, fastening, and the like, in order to improve the connection reliability of the upper shell 11 and the lower shell 12, the upper shell 11 and the lower shell 12 are connected by fastening screws, specifically, as shown in fig. 6 and 7, lower shell connection holes 1112 are provided at four corners of the top wall 111, as shown in fig. 8, the upper edges of the first side wall 122 and the third side wall 123 are provided with folding structures (hereinafter referred to as first folding structures 124), upper shell connection holes 1241 are provided at corresponding positions on the first folding structures 124, that is, upper shell connection holes 1241 are provided at two ends of the first folding structures 124 on each side, and the lower shell connection holes 1112 and the upper shell connection holes 1241 are fixedly connected by second fastening members, for example, screws. The arrangement of the first folding structure 124 can also ensure the structural reliability of the assembled housing 10, and avoid the problem of depression.

Further preferably, a light source is disposed in the casing 10, as shown in fig. 3 and 5, light-transmitting regions 91 are disposed on the second side wall 112 and the fourth side wall 113, the light-transmitting regions 91 are provided with openings 115, transparent material sheets 14 are disposed at the openings 115, and the transparent material sheets 14 may be made of, for example, polycarbonate, glass, or other transparent materials, so that light emitted by the light source in the casing 10 can transmit through the transparent material sheets 14 on the side of the computer power supply, thereby presenting better light efficiency, and a user can better observe the arrangement and working conditions of electrical components inside the computer power supply through the transparent material sheets 14. Further, all be provided with sign region 92 on second lateral wall 112 and the fourth lateral wall 113, sign region 92 can set up information such as parameter, specification of computer power, and sign region 92 and printing opacity region 91 are arranged along the second direction, and sign region 92 and printing opacity region 91 set up side by side in the second direction promptly, and like this, the light that printing opacity region 91 passed through also can make sign region 92 present and show better, makes things convenient for producers and user to look over.

The application also provides a computer, and the reliable operation of the computer is ensured by adopting the computer power supply.

It will be appreciated by those skilled in the art that the alternatives described above may be freely combined, superimposed without conflict.

It will be understood that the embodiments described above are illustrative only and not restrictive, and that various obvious or equivalent modifications and substitutions for details described herein may be made by those skilled in the art without departing from the basic principles of the present application.

Claims

1. The utility model provides a computer power supply, includes shell, fan and protection grid, the fan orientation the roof of shell sets up, be provided with the heat dissipation air exit on the shell, the protection grid sets up heat dissipation air exit department, a serial communication port, the heat dissipation air exit is including setting up the oral area of airing exhaust in the top on the roof of shell is in with the setting the oral area of airing exhaust in the side on at least one lateral wall of shell, the oral area of airing exhaust in the top with the oral area intercommunication of airing exhaust in the side, the protection grid include with the first protection grid portion that the oral area of airing exhaust in the top corresponds and with the second protection grid portion that the oral area of airing exhaust in the side corresponds, second protection grid portion for first protection grid portion is buckled.

2. The computer power supply of claim 1, wherein a bottom edge of the side air outlet is disposed higher than a bottom edge of the fan.

3. The computer power supply of claim 1, wherein the protective grid further comprises mounting structures disposed at four corners of the first protective grid, the top wall is provided with recesses at four corners of the top air outlet, and the mounting structures are mounted in the recesses.

4. The power supply according to claim 3, wherein two side edges of the side air discharge opening adjacent to the bottom edge thereof are flush with the edges of the recess at the corner where the side edges are located, respectively.

5. The computer power supply according to claim 3, wherein the protective grid comprises a plurality of annular strips, the plurality of annular strips are connected by a supporting connection structure, the plurality of annular strips comprise a plurality of first annular strips which are sequentially arranged adjacently, the end portion of each first annular strip corresponding to the side air exhaust opening portion is provided with a first bending portion, the straight portion of each first annular strip forms at least a part of the first protective grid portion, and each first bending portion forms the second protective grid portion.

6. The computer power supply according to claim 5, wherein the plurality of annular strips further includes two second annular strips, the two second annular strips are respectively located at two sides of the arrangement direction of the plurality of first annular strips, two ends of the second annular strip are provided with second bending portions, the second bending portions have the same bending direction as the first bending portions, the straight portion of the second annular strip forms a part of the first protective grid portion, the second bending portions form the mounting structure, and the second bending portions are fixedly connected with the recessed portion through first fasteners.

7. The computer power supply according to claim 6, wherein the support connection structure comprises a first straight bar and a second straight bar, the first straight bar is disposed at an intersection of the first bent portion and the straight portion of the first annular bar, the second straight bar is disposed at an intersection of the second bent portion and the straight portion of the second annular bar, and both ends of the second straight bar abut against the recessed portions.

8. The computer power supply according to any one of claims 1 to 7, wherein the housing comprises an upper case and a lower case which are fastened to each other, the upper case comprises a top wall and a second side wall and a fourth side wall which are disposed on opposite sides of the top wall, the lower case comprises a bottom wall and a first side wall and a third side wall which are disposed on opposite sides of the bottom wall, the top air outlet is disposed on the top wall, and the side air outlet is disposed on the second side wall and the fourth side wall.

9. The computer power supply according to claim 8, wherein the inner side surface of the top wall is provided with a positioning protrusion, the upper edges of the first side wall and the third side wall are provided with a folding structure, and the folding structure is provided with a positioning hole matched with the positioning protrusion.

10. A computer comprising a computer power supply as claimed in any one of claims 1 to 9.