Multifunctional assembled switching power supply

Abstract

The utility model discloses a multifunctional assembled switching power supply, which relates to the technical field of switching power supplies and comprises a power supply frame, a fan frame and a power supply board, a transverse mounting frame is fixedly arranged in the power supply frame, and symmetrical first elastic sheets are fixedly arranged on the upper inner wall and the lower inner wall of the power supply frame. Second elastic pieces extending towards the mounting frame are fixedly arranged at the positions, corresponding to the mounting frame, of the two sides of the power panel, the two fan frames are located at the mounting frame of the power frame and are symmetrical to each other, a row of cooling fans are installed in the fan frames in an array mode, and front clamping pieces are fixedly arranged on the sides, facing the power frame, of the fan frames and extend towards the outer sides of the fan frames. A rear clamping piece is fixedly arranged on the fan frame, and the rear clamping piece and the front clamping piece are arranged on the same side and extend towards the inner side of the fan frame. The computer case is simple in structure, convenient to assemble, high in practicability and suitable for popularization, and heat of the power panel can be dissipated when the heat dissipation mechanism is mounted, and the heat dissipation mechanism can also be reversely mounted to dissipate heat in the case.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of switching power supply, concretely relates to a multifunctional assembled switching power supply. BACKGROUND

[0002] Switching mode power supply, also known as switching power supply, switching converter, is a kind of high-frequency power conversion device, is a kind of power supply. Modern switching power supply is divided into DC switching power supply, AC switching power supply, and the input of switching power supply is mostly AC power (such as mains) or DC power, and the output is mostly the equipment needing DC power, such as personal computer, and switching power supply converts voltage and current between the two.

[0003] Switching power supply is mostly installed in the case, due to the different installation environment, part needs to use the cooling fan to cool, and the cooling fan is also needed in the case. INVENTION CONTENTS

[0004] The utility model discloses a kind of multifunctional assembled switching power supply, simple structure is convenient for assembling, and when installing heat dissipation mechanism, power board can be cooled, it can also be installed reversely, cool in the case, strong practicality, suitable for promotion.

[0005] The utility model provides the following technical scheme: a kind of multifunctional assembled switching power supply, including power frame, fan frame, power board, the horizontal installation frame is fixedly arranged in the power frame, the first elastic sheet of symmetrical is fixedly arranged on the upper and lower inner walls of the power frame, the second elastic sheet extending towards installation frame is fixedly arranged at the power board both sides corresponding installation frame place;

[0006] Two the fan frame is located at the installation frame of power frame and mutually symmetrical, a row of cooling fans is installed in the fan frame, front card is fixedly arranged on the side of fan frame towards power frame, the front card extends to the outside of fan frame, rear card is fixedly arranged on the fan frame, and the rear card is on the same side with front card and extends to the inside of fan frame.

[0007] Preferably, the top of the first elastic sheet and the second elastic sheet is provided with a protrusion, and the protrusion is provided with an inclined pressing surface towards the cooling fan and the installation frame.

[0008] Preferably, the first elastic sheet has a right-angle bend, the shapes of the front card and the rear card are matched with the first elastic sheet, the front end of the front card and the rear card is pressed in the clamping groove formed by the bend of the first elastic sheet, and when the front card is combined with the first elastic sheet, the blowing direction of the cooling fan is towards the power board.

[0009] Preferably, the upper and lower sides of the power board are provided with protruding power connection columns, and the two sides of the fan frame are provided with power connection grooves.

[0010] Preferably, the power frame is provided with ventilation grilles on both upper and lower sides, and is equipped with a cover provided with a through slot matched with the power board.

[0011] The power frame is fixed to the main body through the mounting frame when the switching power supply is installed, and the power board is pressed down to the mounting bracket after the power frame is fixed.

[0012] (1) The power frame is provided, and when the switching power supply is installed, the power frame is fixed to the main body through the mounting frame, and the power board is pressed down to the mounting bracket after the power frame is fixed.

[0013] (2) The front card and the rear card are provided, and when the power board is easy to heat, the front card is pressed into the first elastic sheet, and after the first elastic sheet is pressed in, the electric connection socket of the fan frame is connected with the electric connection column of the power board. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application.

[0015] Figure 1 is a schematic view of the present application as a whole;

[0016] Figure 2 is a sectional view of the present application;

[0017] Figure 3 is an enlarged view of A of the present application;

[0018] In the drawings, 1 is a power frame; 2 is a mounting bracket; 3 is a ventilation grille; 4 is a mounting frame; 5 is a first elastic sheet; 6 is a fan frame; 7 is a cooling fan; 8 is a front card; 9 is a power board; 10 is a second elastic sheet; 11 is an electric connection column; 12 is a cover; 13 is a rear card; 14 is a protruding block; and 15 is an inclined pressing surface. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] In the description of the utility model, it should be explained that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be understood broadly, for example, "connected" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0022] The structural features of the utility model will be described in detail in combination with the drawings of the specification.

[0023] Referring to Figures 1-2 A multifunctional assembled switching power supply comprises a power supply frame 1, a fan frame 6 and a power supply board 9. A horizontal mounting bracket 2 is fixedly arranged in the power supply frame 1. The power supply board 9 is fixed on the mounting bracket 2. First elastic sheets 5 are fixed on the upper and lower inner walls of the power supply frame 1 in a symmetrical manner. Second elastic sheets 10 extending towards the mounting bracket 2 are fixed on the power supply board 9 at the positions corresponding to the mounting bracket 2. The second elastic sheets 10 are pressed into the mounting bracket 2 to fix the power supply board 9. Two fan frames 6 are located at the mounting bracket 2 of the power supply frame 1 and are symmetrical to each other, so that the fan frame 6 and the power supply board 9 do not interfere with each other during installation. An array of heat dissipation fans 7 is installed in the fan frame 6. Ventilation grates 3 are arranged on the upper and lower sides of the power supply frame 1. The power supply frame 1 is provided with a cover 12. The cover 12 is provided with a through slot matched with the power supply board 9.

[0024] Referring to Figures 1-3Two fan frames 6 are located at the mounting frame 2 of the power supply frame 1 and are symmetrical to each other, an array of heat dissipation fans 7 is installed in the fan frame 6, the heat dissipation fans 7 are used for dissipating heat from the power supply board 9 or the case, the front card 8 is fixed to the side of the fan frame 6, the front card 8 extends outwardly from the fan frame 6, the rear card 13 is fixed to the fan frame 6 and extends inwardly from the fan frame 6, when the front card 8 is combined with the first elastic sheet 5, the blowing direction of the heat dissipation fan 7 is towards the power supply board 9, when the fan frame 6 is fixed by the front card 8, the fan frame 6 dissipates heat from the power supply board 9, when the fan frame 6 is fixed by the rear card 13, the fan frame 6 is extended into the case and the blowing direction is towards the inside of the case, the top end of the first elastic sheet 5 and the second elastic sheet 10 is provided with a protrusion 14, the protrusion 14 is provided with an inclined pressing surface 15 at the mounting frame 2, when the inclined pressing surface 15 is pressed, the first elastic sheet 5 and the second elastic sheet 10 are elastically deformed, the first elastic sheet 5 is provided with a right-angle bending, the shape of the front card 8 and the rear card 13 is matched with the first elastic sheet 5, the front end of the front card 8 and the rear card 13 is pressed in the clamping groove formed by the bending of the first elastic sheet 5, the upper and lower sides of the power supply board 9 are provided with protruding power connection columns 11, the two sides of the fan frame 6 are provided with power connection grooves, so that the power connection bayonet of the fan frame 6 is connected with the power connection column 11 of the power supply board 9.

[0025] The multifunctional assembled switching power supply has the advantages of simple structure, convenient assembly, heat dissipation from the power supply board, reverse installation, heat dissipation from the case, high practicability and suitability for promotion.

[0026] Specifically, in use, referring to Figures 1-3 When the switching power supply is installed, the power supply frame 1 is fixed to the main body through the mounting frame 4, after the power supply frame 1 is fixed, the power supply board 9 is pressed downwardly to the mounting frame 2, when the second elastic sheet 10 of the power supply board 9 contacts with the mounting frame 2, the inclined pressing surface 15 at the front end of the second elastic sheet 10 is pressed, so that the second elastic sheet 10 is elastically deformed, the protrusion 14 passes through the mounting frame 2 and is clamped on the other side, the power supply board 9 is fixed on the mounting frame 2, then the fan frame 6 is installed according to the actual situation, when the fan frame 6 is pressed, the front card 8 or the rear card 13 on the fan frame 6 contacts with the first elastic sheet 5, the first elastic sheet 5 is pressed away by the inclined pressing surface 15, so that the front card 8 or the rear card 13 is pressed into the clamping groove of the first elastic sheet 5, and the heat dissipation fan 7 is installed.

[0027] Referring to Figure 1 、 3When the power board 9 is easy to heat, the front card 8 is pressed towards the first elastic sheet 5, after the first elastic sheet 5 is pressed, the electric contact socket of the fan frame 6 is connected with the electric contact column 11 of the power board 9, at this time, the heat dissipation fan 7 is connected with the power board 9, and the blowing direction is towards the power board 9, when the cabinet needs to be cooled, the fan frame 6 is inserted by turning over, the rear card 13 is aligned with the first elastic sheet 5, after the fan frame 6 is fixed, the fan frame 6 is extended into the cabinet, and the blowing direction is towards the cabinet, and the cabinet is cooled.

[0028] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art will still be able to make modifications to the technical solutions described in the foregoing embodiments or make equivalent replacements to some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A multifunctional modular switching power supply, comprising a power supply frame (1), a fan frame (6), and a power supply board (9), characterized in that, A horizontal mounting bracket (2) is fixed inside the power supply frame (1). A first elastic piece (5) with opposite symmetry is fixed on the upper and lower inner walls of the power supply frame (1). A second elastic piece (10) extending toward the mounting bracket (2) is fixed on both sides of the power board (9) at the location corresponding to the mounting bracket (2). The two fan frames (6) are located at the mounting bracket (2) of the power supply frame (1) and are symmetrical to each other. A row of cooling fans (7) is installed in the fan frame (6). A front card (8) is fixedly provided on the side of the fan frame (6) facing the power supply frame (1). The front card (8) extends outward from the fan frame (6). A rear card (13) is fixedly provided on the fan frame (6). The rear card (13) is on the same side as the front card (8) and extends inward from the fan frame (6).

2. The multifunctional modular switching power supply according to claim 1, characterized in that, The top of the first elastic sheet (5) and the second elastic sheet (10) are provided with protrusions (14), and the protrusions (14) are provided with inclined pressure surfaces (15) facing the cooling fan (7) and the mounting bracket (2).

3. The multifunctional modular switching power supply according to claim 1, characterized in that, The first elastic sheet (5) has a right-angle bend. The shapes of the front card (8) and the rear card (13) match the first elastic sheet (5). The front ends of the front card (8) and the rear card (13) are pressed into the groove formed by the bend of the first elastic sheet (5). When the front card (8) and the first elastic sheet (5) are combined, the air blowing direction of the cooling fan (7) is towards the power board (9).

4. The multifunctional modular switching power supply according to claim 1, characterized in that, The power board (9) has protruding power connection posts (11) on both the upper and lower sides, and the fan frame (6) has power connection slots on both sides.

5. A multifunctional modular switching power supply according to claim 1, characterized in that, The power supply frame (1) is provided with ventilation grilles (3) on both the upper and lower sides. The power supply frame (1) is equipped with a cover (12), and the cover (12) is provided with a through groove that matches the power board (9).

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