TWI735382B - Electronic device - Google Patents

Abstract

An electronic device including chassis, circuit board and an adjusting structure. Chassis includes bottom plate and two side plates. Bottom plate includes supporting surface. Two side plates respectively stand on two opposite sides of supporting surface. Circuit board is disposed on supporting surface of bottom plate. Mounting frame of adjusting structure is fixed to chassis. One end of supporting rod of adjusting structure is movably disposed in mounting frame along normal direction of supporting surface, and the other end of supporting rod is fixed to a side of circuit board located away from bottom plate so that adjusting structure is configured to adjust the distance between circuit board and bottom plate.

Description

Electronic device

The present invention relates to an electronic device, and particularly relates to an electronic device including a support rod.

Generally speaking, in order to improve the performance of the server or expand the functions of the server, many different electronic components are installed on the motherboard of the server. If the weight of these electronic components is too large to cause the motherboard and the chassis that carries the motherboard to sag, it will be necessary to use a plastic mold to make the motherboard and the chassis elastically deform, and then restore the motherboard and the chassis to a completely flat state .

However, due to the limitation of the stamping process, it is difficult for the shaping die to accurately restore the motherboard and the casing to a completely flat state. As a result, the motherboard and the case may still have errors after the plastic mold processing, which makes the motherboard and the case have other components that are difficult to assemble into the server.

The present invention is to provide an electronic device so that the circuit board and the casing can be kept in a completely flat state without the problem of being difficult to assemble to other components.

The electronic device disclosed in an embodiment of the present invention includes a casing, a circuit board, and an adjustment structure. The casing includes a bottom plate and two side plates. The bottom plate includes a bearing surface. The two side plates are respectively standing on opposite sides of the bearing surface. The circuit board is arranged on the bearing surface of the bottom plate. The adjustment structure includes a mounting frame and a support rod. The mounting frame is fixed to the casing. One end of the support rod is movably arranged on the mounting frame along a normal direction of the bearing surface, and the other end of the support rod is fixed on the side of the circuit board away from the bottom plate so that the adjustment structure is used to adjust at least part of the circuit board and the bottom plate. the distance.

According to the electronic device disclosed in the above embodiment, since one end of the support rod is movably arranged on the mounting frame along the normal direction of the bearing surface, and the other end of the support rod is fixed on the side of the circuit board away from the bottom plate, the support rod can be adjusted At least part of the distance between the circuit board and the bottom plate. In this way, the circuit board and the housing carrying the circuit board can be kept in a completely flat state without the problem of difficulty in assembling to other components.

The following describes the detailed features and advantages of the embodiments of the present invention in detail in the implementation manners, and the content is sufficient to enable anyone with ordinary knowledge in the art to understand the technical content of the embodiments of the present invention and implement them accordingly, and is disclosed in accordance with this specification. With the content, scope of patent application and drawings, anyone with ordinary knowledge in the field can easily understand the related purposes and advantages of the present invention. The following examples further illustrate the viewpoints of the present invention in detail, but do not limit the scope of the present invention by any viewpoint.

Please refer to Figure 1 to Figure 4. FIG. 1 is a perspective view of an electronic device according to an embodiment of the invention. Fig. 2 is a partial enlarged view of the front view of the electronic device in Fig. 1. 3 is a perspective view of the adjustment structure of the electronic device in FIG. 1. Fig. 4 is an exploded view of the adjustment structure in Fig. 3.

In this embodiment, the electronic device 10 is, for example, a server and includes a casing 100, a circuit board 200, two electronic components 250, and an adjustment structure 300. In this embodiment, the casing 100 includes a bottom plate 101 and two side plates 102. The bottom plate 101 includes a bearing surface 1010. The two side plates 102 stand on opposite sides of the bearing surface 1010 respectively.

The circuit board 200 is disposed on the carrying surface 1010 of the bottom plate 101. In this embodiment, the circuit board 200 and the bottom plate 101 are, for example, parallel to each other and spaced apart from each other. In this embodiment, the two electronic components 250 are fixed on the side of the circuit board 200 away from the bottom plate 101 and supported by the circuit board 200.

In this embodiment, the adjustment structure 300 includes a mounting frame 301, two supporting rods 302, two fixing members 303 and two nuts 304. In this embodiment, the mounting frame 301 is fixed to the side of the two side plates 102 away from the bottom plate 101. In this embodiment, the mounting frame 301 includes a bottom surface 3010, a top surface 3011, and two through holes 3012. The bottom surface 3010 and the top surface 3011 face away from each other. The two through holes 3012 pass through the bottom surface 3010 and the top surface 3011. The bottom surface 3010 is closer to the circuit board 200 than the top surface 3011. It should be noted that in other embodiments, the mounting frame can also be fixed to the bottom plate of the casing through the bracket.

The two supporting rods 302 are spaced apart from each other. In this embodiment, the two supporting rods 302 each include a first straight portion 3020, a bent portion 3021, and a second straight portion 3022. The two first straight portions 3020 are respectively movably disposed in the two through holes 3012 of the mounting frame 301 along a normal direction N of the bearing surface 1010, and each includes a thread structure 3023. In each support rod 302, the bent portion 3021 connects the first straight portion 3020 and the second straight portion 3022, and the extension direction E1 of the first straight portion 3020 and the extension direction E2 of the second straight portion 3022 are not parallel. Specifically, in this embodiment, the extension direction E1 of the straight portion 3020 and the extension direction E2 of the second straight portion 3022 are perpendicular to each other.

Each of the two fixing members 303 includes a mounting hole 3030. The ends of the two second straight portions 3022 away from the bending portion 3021 are respectively fixed to the two mounting holes 3030 of the two fixing members 303. In addition, the two fixing members 303 are fixed to the side of the circuit board 200 away from the bottom plate 101 by, for example, surface-mount technology (SMT). In addition, in this embodiment, the area of the contact surface 3031 of the fixing member 303 that is in contact with the circuit board 200 is, for example, greater than or equal to 100 square millimeters.

It should be noted that, in other embodiments, the fixing member can also be fixed to the side of the circuit board away from the bottom plate by adhesion or other suitable fixing means. In other embodiments, the fixing member may not need to include a mounting hole and in such an embodiment, the second straight portion may be directly fixed to the outer surface of the fixing member. In addition, in other embodiments, the adjustment structure may not need to include a fixing member and the second straight portion may be directly fixed to the circuit board. Furthermore, in other embodiments, as long as the required bonding strength can be achieved, the area of the contact surface of the fixing member that contacts the circuit board can also be less than 100 square millimeters.

The two nuts 304 are respectively screwed into the two threaded structures 3023 of the two first straight portions 3020 of the two support rods 302 and bear against the top surface 3011 of the mounting frame 301.

The adjusting structure 300 is used to adjust at least a part of the distance between the circuit board 200 and the bottom plate 101. Specifically, because the screw cap 304 is screwed to the thread structure 3023 of the first straight portion 3020 and bears against the top surface 3011 of the mounting frame 301, when the nut 304 is rotated, the first straight portion 3020 will follow the normal direction. N moves in the perforation 3012 of the mounting frame 301. Since the second straight portion 3022 is fixed to the circuit board 200 through the fixing member 303, the first straight portion 3020 will further pull up the portion of the circuit board 200 in the direction N away from the normal line of the bottom plate 101. In this way, as shown in FIG. 2, even if the circuit board 200 needs to support the electronic component 250, the circuit board 200 can still be maintained in a completely flat state with the assistance of the adjustment structure 300. In addition, in this embodiment, the cooperation between the nut 304 and the thread structure 3023 of the first straight portion 3020 can, for example, distance the first straight portion 3020 away from the bent portion 3021 and the top surface 3011 of the mounting frame 301 The adjustment is between 5 mm and 10 mm.

It should be noted that in other embodiments, the mounting frame may not need to include perforations. In the embodiment where the mounting frame does not include perforations, the supporting rod can be movably arranged on the mounting frame through the matched sliding rails and sliding blocks. In other embodiments, the adjustment structure may also include only one support rod. In other embodiments, the support rod does not need to include the bent portion and the second straight portion, and the other end of the first straight portion is fixed to the circuit board through the fixing member. In other embodiments, the adjustment structure does not need to include a nut and the first straight portion does not need to include a thread structure, and gears and tooth adjustments are used instead to adjust the position of the support rod relative to the mounting frame. Moreover, in the embodiment in which the supporting rod is movably arranged on the mounting frame through the matched sliding rail and the sliding block, the positioning post can also be used to position the sliding block at a specific position on the sliding rail.

In an embodiment of the present invention, the server of the present invention can be used for artificial intelligence (English: Artificial Intelligence, AI for short) computing, edge computing (edgecomputing), and can also be used as a 5G server, a cloud server or a car networking server器用。 Device use.

According to the electronic device disclosed in the above embodiment, since one end of the support rod is movably arranged on the mounting frame along the normal direction of the bearing surface, and the other end of the support rod is fixed on the side of the circuit board away from the bottom plate, the support rod can be adjusted At least part of the distance between the circuit board and the bottom plate. In this way, the circuit board and the housing carrying the circuit board can be kept in a completely flat state without the problem of difficulty in assembling to other components.

Although the present invention is disclosed in the foregoing embodiments as above, it is not intended to limit the present invention. Anyone familiar with similar art can make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, the present invention The scope of patent protection for inventions shall be determined by the scope of patent applications attached to this specification.

10: Electronic device 100: Chassis 101: bottom plate 1010: bearing surface 102: side panel 200: circuit board 250: electronic components 300: Adjust the structure 301: Mounting frame 3010: bottom surface 3011: top surface 3012: perforation 302: support rod 3020: The first straight part 3021: Bending part 3022: The second straight part 3023: Thread structure 303: fixed parts 3030: mounting hole 3031: contact surface 304: Nut N: Normal direction E1, E2: extension direction D: Maximum distance

FIG. 1 is a perspective view of an electronic device according to an embodiment of the invention. Fig. 2 is a partial enlarged view of the front view of the electronic device in Fig. 1. 3 is a perspective view of the adjustment structure of the electronic device in FIG. 1. Fig. 4 is an exploded view of the adjustment structure in Fig. 3.

10: Electronic device

100: Chassis

101: bottom plate

1010: bearing surface

102: side panel

200: circuit board

250: electronic components

300: Adjust the structure

301: Mounting frame

Claims (10)

An electronic device, comprising: a housing, the housing comprising a bottom plate and two side plates, the bottom plate comprising a bearing surface, the two side plates are respectively standing on opposite sides of the bearing surface; a circuit board, the circuit board is arranged on The bearing surface of the bottom plate; and an adjustment structure, the adjustment structure includes a mounting frame, the mounting frame is fixed to the chassis; and a support rod, one end of the support rod movably along a normal direction of the bearing surface The other end of the support rod is fixed on the side of the circuit board away from the bottom plate so that the adjusting structure is used to adjust at least part of the distance between the circuit board and the bottom plate. The electronic device according to claim 1, wherein the support rod includes a first straight portion, a bent portion, and a second straight portion, and the first straight portion is movably arranged on the mounting surface along the normal direction of the bearing surface Frame, the bending portion connects the first straight portion and the second straight portion, the extension direction of the first straight portion is not parallel to the extension direction of the second straight portion, and the second straight portion is away from one end of the bending portion It is fixed on the side of the circuit board away from the bottom plate. The electronic device according to claim 2, wherein the adjustment structure further includes a fixing member, the side of the second straight portion of the support rod away from the bending portion is fixed to the fixing member, and the fixing member is fixed to the fixing member. The side of the circuit board away from the bottom plate. The electronic device according to claim 3, wherein the fixing member includes a mounting hole, and the second straight portion is fixed to the mounting hole. The electronic device according to claim 3, wherein the fixing member is fixed to a side of the circuit board away from the bottom plate through surface adhesion technology. The electronic device according to claim 5, wherein an area of a contact surface of the fixing member in contact with the circuit board is greater than or equal to 100 square millimeters. The electronic device according to claim 2, wherein the mounting frame includes a through hole, and the first linear portion of the support rod is movably disposed in the through hole of the mounting frame. The electronic device according to claim 7, wherein the adjustment structure further includes a nut, the first straight portion of the support rod includes a thread structure, and the nut is screwed to the thread structure of the support rod and bears against The mounting frame. The electronic device according to claim 1, wherein the mounting frame is fixed to a side of the two side plates away from the bottom plate. The electronic device according to claim 1, wherein the number of the supporting rods is two, and the two supporting rods are spaced apart from each other.

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