TWI536178B - Server - Google Patents

Description

server

The present invention relates to the field of servo technology, and more particularly to an extended structure design of a server.

In recent years, with the popularity of digital living spaces, including the rise and development of platforms such as the Internet, mobile networks, radio and television networks, and smart TVs, the total demand, processing and delivery of various messages have exploded. . As a result, the need for server storage, processing, and other functions has increased to meet increasing demands.

For example, a conventional server may include a chassis, a storage module, a connection module, and a motherboard. The casing includes a bottom case. The storage module is disposed on the bottom case and is provided with a storage unit. The connection module is disposed on the bottom case and connected to the storage module. The motherboard is connected to the connection module by plugging and unplugging. See the schematic diagram of the motherboard of the conventional server shown in Figure 1. The motherboard 100 is disposed on a chassis 101, and the motherboard 100 is provided with at least one central processing unit (not shown), a connector (not shown), and at least one electronic module 110. The motherboard is coupled to the connection module through a connector for signal transmission. The electronic module can be a storage device (such as a solid state hard disk or a general hard disk). In the configuration of the motherboard, the electronic module is provided with at least one storage device, for example, two stacked hard disks 120, and is 2.5 inches. One of the two hard disks 120 is used as the system OS disk of the motherboard, and the other hard disk is stored as a backup. I. The two hard disks 120 support hot plugging. Since the two hard disks support the hot plug function and are designed with redundancy, when one of the hard disks fails, the other hard disk can immediately take over its work, and the server does not need to be shut down for maintenance. Furthermore, it does not affect the normal operation of the motherboard, so as to ensure the stability and reliability of the server.

In the configuration of the above-mentioned motherboard, an expansion card 130, such as a Lower Profile card, which is a specific specified PCIe card, has a feature of less occupied space and convenient assembly. Due to the expansion card expansion, the function of the server can be increased or increased, so that the market requirements can be better met. However, at present, the space of the motherboard of the above traditional server is limited, and if it is necessary to support more expansion cards or control cards or other electronic components, the structure of the motherboard of the server needs to be improved to make the servo The device can expand more functions.

It is an object of the present invention to provide a server that can ensure that a storage device (such as a hard disk) in the motherboard fails when another storage device fails, and does not need to shut down the server for maintenance, and does not affect the entire servo. Under the premise of normal operation of the device, more electronic components such as expansion cards or control cards can be provided in a limited space to enhance or increase the functions of the server, thereby meeting the needs of the market.

In order to achieve the above object, the present invention provides a server, which includes two motherboards, the motherboard is disposed on a chassis, the motherboard includes a plurality of expansion cards and an electronic module, and the electronic module is provided with at least one first a storage device, the motherboard further comprising a flat card, the flat card being interposed between the chassis and the electronic module, the expansion card or the flat card being the at least one first storage device of the electronic module System disk multiple second storage devices for the server Perform disk array management.

As an optional technical solution, the server further includes two expansion boards, a connection module and a storage module. The storage module is provided with the plurality of second storage devices, and the two main boards and the two expansion boards respectively Stacked on one of the servers, and independently plugged into the connection module, and connected to the storage module through the connection module.

As an optional technical solution, when the two motherboards have at least one normal operation, and the two expansion boards have at least one normal operation, the normal operation of the motherboard is performed on the plurality of second storage devices by using the expansion board that is normally operated. Read and write data.

As an optional technical solution, when the two motherboards and the two expansion boards work normally, the one of the motherboard and/or any one of the expansion boards can be replaced without affecting the server. working normally.

As an optional technical solution, the motherboard further includes a bracket, and the bracket is provided with at least one power supply module, and the at least one power supply module is electrically connected to the expansion card.

As an optional technical solution, the electronic module further includes a tray and a bracket, the two sides of the tray include a plurality of elastic pieces, the elastic piece is at an angle to the side wall of the tray, and the elastic piece is away from one end of the side wall of the tray a positioning pin and a guiding portion are disposed, the positioning pin is disposed opposite to the inner side, and when the first storage device is disposed on the tray and inserted into the bracket, the elastic piece changes from an open state to a closed state, thereby the positioning The pin is inserted into the positioning hole of the first storage device and is fixed to the bracket; when the first storage device is disposed on the tray, the guiding portion smoothly passes the closing of the elastic piece by the closing The state becomes an open state such that the locating pin is pulled away from the locating hole of the first storage device and released to the cradle.

As an optional technical solution, the tray further includes a backboard, and the bracket The first storage device is electrically connected to the circuit board when the first storage device is inserted into the backplane and the tray is inserted into the carrier; when the first storage device is inserted into the backplane The backplane is electrically disconnected from the circuit board as the tray is withdrawn from the tray.

As an optional technical solution, the tray further includes an LED lamp disposed on the inner side of the front end of the tray and coupled to the back plate for displaying the state of the first storage device.

As an optional technical solution, the tray further includes a rotary handle, and when the tray is inserted into the bracket, an opening of the proximal end of the buckle handle acts on a side of the bracket, and the buckle handle A distal thumb screw secures the tray to the bracket.

As an optional technical solution, the server further includes a power module disposed between the two motherboards or beside any one of the motherboards.

In summary, the server of the present invention can ensure that another storage device takes over the work when the storage device (for example, a hard disk) in the motherboard fails, and does not need to shut down the server for maintenance, and does not affect the entire server. Under the premise of normal work, it can provide more expansion cards or other electronic components such as control cards in a limited space to enhance or increase the functions of the server. Further, the first motherboard and the second motherboard of the present invention are redundantly designed, and the first expansion board and the second expansion board are redundantly designed. When the two expansion boards are in normal operation, the two expansion boards operate normally. The expansion board of any one of the motherboard and/or any one of the boards can be replaced without affecting the normal operation of the server. When one of the motherboards or expansion boards fails, the other motherboard and expansion board can work immediately, so that the server does not need to be shut down for maintenance. In this way, it is not necessary to re-shut down and can be directly replaced without affecting the stability and reliability of the server, thereby improving the working efficiency of the customer and reducing the cost of operation and maintenance. Furthermore, the electronic modules of the first motherboard and the second motherboard support the function of tool-free replacement of hard disks (ie, no screw disassembly and assembly) dish).

100‧‧‧ motherboard

101‧‧‧Chassis

110‧‧‧Electronic module

120‧‧‧ Hard disk

130‧‧‧Expansion card

200‧‧‧Server

210‧‧‧First motherboard

211‧‧‧First Chassis

212‧‧‧First expansion card

213‧‧‧First electronic module

220‧‧‧Second motherboard

221‧‧‧ second chassis

222‧‧‧Second expansion card

223‧‧‧Second electronic module

230‧‧‧First expansion board

240‧‧‧Second expansion board

250‧‧‧Chassis

251‧‧‧ bottom case

260‧‧‧Connecting module

270‧‧‧ storage module

280‧‧‧Power Module

290‧‧‧First expansion module

292‧‧‧Second expansion module

310‧‧‧First hard disk

311‧‧‧First bracket

312‧‧‧First Flat Card

314‧‧‧Support

315‧‧‧First bracket

316‧‧‧Power supply module

510‧‧‧First tray

511‧‧‧ side wall

512‧‧‧first slot

513‧‧‧First shrapnel

514‧‧‧First hard disk backplane

515‧‧‧First connector

516‧‧‧Second connector

517‧‧‧First rotating handle

518‧‧‧First thumb screw

519‧‧‧First LED light

610‧‧‧First Fixed Department

611‧‧‧First arm

612‧‧‧First Guide

613‧‧‧Fixed holes

614‧‧‧First locating pin

A‧‧‧corresponding to the area of Figure 9

FIG. 1 is a schematic structural view of a motherboard of a conventional server.

Figure 2 is a block diagram showing the structure of the server in an embodiment of the present invention.

FIG. 3A is a schematic diagram showing the positions of the first motherboard, the second motherboard, the first expansion board, and the second expansion board in an embodiment of the invention.

FIG. 3B is a partial structural diagram of the first motherboard in an embodiment of the present invention.

FIG. 3C is a schematic structural diagram of the first electronic module and the first expansion card in an embodiment of the present invention.

FIG. 3D is a schematic structural view of the components of the first motherboard in an embodiment of the present invention.

4A is a schematic view showing the connection of the connection module in an embodiment of the present invention.

Fig. 4B is a partially enlarged schematic view of Fig. 4A.

Figure 5 is a schematic view showing the structure of the first tray in an embodiment of the present invention.

Figure 6 is a schematic view showing the structure of the first elastic piece in an embodiment of the present invention.

Figure 7 is a schematic view showing the structure of the first hard disk mounted on the first tray in an embodiment of the present invention.

Figure 8 is a schematic view showing the structure of the first hard disk in Figure 7 connected to the first connector.

Fig. 9 is a partially enlarged schematic view showing point A of Fig. 3C.

Figure 10 is a schematic view showing the structure of the first tray inserted into the first bracket in an embodiment of the present invention.

The specific implementation of a server provided by the present invention will be described in detail below with reference to the accompanying drawings.

The structure of the server of the present invention will be described below. Please refer to Figs. 2 to 10, which are schematic structural views of a server 200 according to an embodiment of the present invention.

As shown in FIG. 2 and FIG. 3A to FIG. 3D, the rack server 200 includes a first expansion module 290, a second expansion module 292, and a casing. 250, a first expansion board 230, a second expansion board 240, a connection module 260 (see FIGS. 4A and 4B), a storage module 270, and a power module 280.

As shown in FIG. 2 and FIG. 3A , the first expansion module 290 includes a first chassis 211 and a first motherboard 210 disposed on the first chassis 211 . Similarly, the second expansion module 292 includes a second chassis 221 and a second motherboard 220 disposed on the second chassis 221. The first motherboard 210 is provided with a plurality of (for example, two in this embodiment) first expansion cards 212 and a first electronic module 213. Similarly, the second motherboard 220 is provided with a plurality of (for example, two in this embodiment) second expansion cards 222 and a second electronic module 223. In addition, each of the motherboards 210, 220 is further provided with at least one central processing unit (not shown) and a connector (not shown), each of the motherboards 210, 220 being coupled to the connection through a connector. Module 260 (see Figures 4A and 4B) for signal transmission.

As shown in FIG. 2 and FIG. 3C, the first electronic module 213 is provided with at least one first storage device (in this embodiment, the first hard disk 310, hereinafter, the first hard disk 310 is taken as an example). The second electronic module 223 is provided with at least one first storage device (in this embodiment, the second hard disk (not shown in the figure) For example, the second hard disk 310 and the at least one second hard disk may be a solid state hard disk or a general hard disk, but the type is not limited. As shown in FIG. 2 and FIG. 3A , the first electronic module 213 includes a first bracket 311 and a first tray 510 . Similarly, the second electronic module 223 includes a second bracket (not shown) and a second tray (not shown). In this embodiment, the first electronic module 213 is mounted above the first chassis 211 through the first bracket 311, and the second electronic module 223 is mounted above the second bracket. Above the second chassis 221, the first hard disk 310 and the corresponding second hard disk are arranged horizontally and redundantly with each other through the side-by-side configuration of the first chassis 211 and the second chassis 221, one of which is hard The disc is used as the system OS disk of the motherboard, and another hard disk is stored as a backup. When any one of the first hard disk 310 and the second hard disk fails, another hard disk is automatically taken over to ensure the The normal operation of the server 200.

Continuing to refer to FIG. 2 and FIG. 3A, the casing 250 forms an accommodating space, and the accommodating space is divided into a plurality of times by a plurality of mutually horizontal and/or vertical partitions (not shown). The first expansion module 290, the second expansion module 292, the first expansion board 230, the second expansion board 240, the connection module 260, the storage module 270, and the power module 280 are respectively accommodated. The plurality of sub-accommodating spaces of the casing 250 are located.

Referring to FIGS. 3A-3D, in the first expansion module 290, the first motherboard 210 is disposed on the first chassis 211. A first flat card 312 is further disposed between the first electronic module 213 and the first chassis 211 above the first motherboard 210. As shown in FIG. 3B, the first chassis 211 is separated by the first chassis 211. The first flat card 312 is parallel to the first electronic module 213 and stacked on top of each other. The first flat card 312 is used as the system disk by the first hard disk 310 of the first electronic module 213, and the plurality of storage modules 270 of the server 200 are used. The second storage device (not shown) performs disk array management. Similarly, in the second expansion module 292, the second motherboard 220 is disposed on the second chassis 221. The second motherboard 220 includes a second electronic module 223. A second flat card (not shown) is further disposed between the second electronic module 223 and the second chassis 221, and the structure and use thereof are the same as the first flat card 312, and the second chassis 221 is passed through the second chassis 221 The separation causes the second flat card to be parallel to the second electronic module 223 and stacked up and down. The second flat card is used to manage the disk array of the plurality of second storage devices of the storage module 270 of the server 200 by using the second hard disk of the second electronic module 223 as a system disk. It should be noted that the first expansion card 212 can also be used as the system disk by the first hard disk 310 of the first electronic module 213 to use the second storage of the storage module 270 of the server 200. The device performs disk array management. Similarly, the second expansion card 222 can also use the second hard disk of the second electronic module 223 as a system disk to disk the plurality of second storage devices of the storage module 270 of the server 200. Array management.

The structure of the first electronic module 213 of the first motherboard 210 and the second electronic module 223 of the second motherboard 220 will be described in further detail below. Please refer to FIGS. 3A-3D. In this embodiment, the first electronic module 213 is provided with at least two first hard disks 310, a first tray 510, and a first bracket 311. The second electronic module 223 is provided with at least two second hard disks, a second tray and a second bracket. The first tray 510 is configured to receive the at least two first hard disks 310 therein, such that the at least two first hard disks 310 are parallel to each other and arranged in columns, and the at least two first hard disks 310 Serially coupled to each other (the serial coupling will be further explained below). The second tray is configured to receive the at least two second hard disks therein, such that the at least two second hard disks are parallel to each other and arranged in a front and rear column, and the at least two second hard disks are serially coupled to each other Pick up. In this embodiment, two first hard disks 310 and two of the first electronic module 213 and the second electronic module 223 The second hard disk can be as 2.5 inches. Moreover, the at least two first hard disks 310 and the at least two second hard disks are redundantly designed with each other. The first first hard disk 310 of the first electronic module 213 and the first second hard disk of the second electronic module 223 are mutually redundant, as shown in FIG. 3A. The second first hard disk of the module 213 and the second second hard disk of the second electronic module 223 are mutually redundant, and so on, the first hard disk 310 of the first electronic module 213 is The second hard disk of the second electronic module 223 has a one-to-one redundant arrangement. However, the redundant arrangement of the first hard disk 310 of the first electronic module 213 and the second hard disk of the second electronic module 223 is not intended to limit the present invention. When any one of the first hard disk 310 of the first electronic module 213 and the second hard disk of the second electronic module 223 fails, a corresponding other hard disk in the corresponding electronic module Automatic takeover to ensure the normal operation of the server 200. In the prior art, as shown in FIG. 1, in order to replace any failed hard disk of the two hard disks without affecting the normal operation of the server 200, it is necessary to set the two hard disks into a cascading type. They are mutually redundant, and both hard disks need to support hot swapping. The first motherboard 210 and the second motherboard 220 of the present invention have the same structure and are mutually redundant. Further, the first electronic module 213 and the second motherboard 220 of the first motherboard 210 are the same. The two electronic modules 223 are designed to be redundant with each other, and replacing any electronic module does not affect the normal operation of the server 200. Therefore, the first hard disk 310 disposed on the first electronic module 213 and the second hard disk disposed on the second electronic module 223 may not support the function of separate hot plugging, thereby causing the first electronic module 213 to be The second hard disk of one hard disk 310 and the second electronic module 223 may be a single layer setting instead of the two-layer type setting in the prior art. Therefore, compared with the prior art, the present invention is switched from the original two-layer configuration to a single-layer configuration, such that the first electronic module 213 and the second electronic module 223 respectively occupy the first motherboard 210 and the second The height space of the motherboard 220 is reduced, so that the saved space can be further provided to other additional expansion cards or flat cards to increase or increase the server 200. Features.

As can be seen from the above, since the first hard disk 310 of the first electronic module 213 and the second hard disk of the second electronic module 223 are arranged in a single layer, the space saved can be further provided to other additional expansions. The card or the card is flattened. Therefore, in the embodiment, the first tray 311 of the first electronic module 213 is carried by the first bracket 311, and then passes through the plurality of supporting portions 314 of the first bracket 311. The first electronic module 213 is placed above the first chassis 211 to form a space between the first electronic module 213 and the first chassis 211 to accommodate and set a first flat card 312, such as RAID. Card (fault-tolerant disk array card), control card, and more. The first flat card 312 is disposed in parallel with the first electronic module 213. The first hard disk 310 of the first electronic module 213 is used as a system disk, and the plurality of storage modules 270 of the server 200 are plural. The second storage device performs disk array management. The first flat card 312 and the first electronic module 213 are stacked on the first motherboard 210. Similarly, the second tray carries the second tray of the second electronic module 223 therein, and then the second electronic module 223 is higher than the second by the plurality of supporting portions of the second bracket. Above the chassis 221, a space is formed between the second electronic module 223 and the second chassis 221 to accommodate and set a second flat card, such as a RAID card, a control card, and the like. The second flat card is disposed in parallel with the second electronic module 223. The second hard disk of the second electronic module 223 is used as the system disk to form a plurality of second of the storage module 270 of the server 200. The storage device performs disk array management. The second flat card and the second electronic module 223 are stacked on the second motherboard 220. It can be seen that the newly added first flat card 312 and the second flat card can further meet the expansion needs of customers.

In addition, in the embodiment, the first motherboard 210 is provided with a plurality of first expansion cards 212 and a first electronic module 213, and further includes a first bracket 315 and at least one first to execute an operating system. a processing unit (not shown), the first bracket 315 is provided with at least two The power supply module 316 is electrically connected to the first expansion card 212 by a cable. The first bracket 315 is further provided with at least two first solid state hard disk control cards (not shown) (or referred to as a first NGFF card, wherein the NGFF is a full-generation form factor, which is a new type of interface). Install a solid state drive that is stored as a system OS or backup. The first bracket 315 further functions as a wind deflector. Similarly, in this embodiment, the second motherboard 220 is further provided with a plurality of second expansion cards 222 and a second electronic module 223, and further provided with a second bracket (not shown, and the first bracket 315 structure). And the second processing unit (not shown) for performing an operating system, the second bracket is provided with at least two power supply modules 316, and the at least two power supply modules 316 pass the cable and the second The expansion card 222 is electrically connected. The second bracket is further provided with at least two second solid state hard disk control cards (or second NGFF cards) for mounting solid state hard disks as system OS or backup storage. The second bracket further functions as a wind deflector.

Continuing to refer to FIG. 2, FIG. 3A to FIG. 3D and FIG. 4A to FIG. 4B , the first expansion board 230 is disposed on the first chassis 211 of the first expansion module 290 and The bottom plate 251 of the casing 250 is between the first expansion plate 230 and the bottom surface of the first chassis 211. The first expansion plate 230 , the first flat card 312 and the first electronic module 213 are stacked on top of each other by the first chassis 211 . The second expansion board 240 is disposed between the second chassis 221 of the second expansion module 292 and the bottom case 251 of the casing 250, and the second expansion board 240 is parallel to the bottom surface of the second chassis 221. The second expansion plate 240 , the second flat card and the second electronic module 223 are stacked on top of each other by the second chassis 221 . Therefore, the first expansion board 230 is located below the first motherboard 210 and the lowermost layer in the casing 250, and the second expansion board 240 is located below the second motherboard 220 and the casing 250. The bottom layer inside.

Further, in this embodiment, the storage module 270 is provided with a plurality of second storage devices (not shown). The first motherboard 210, the second motherboard 220, the first expansion board 230, and the second expansion board 240 are connected to the connection module 260 by plugging and unplugging, and are connected to the storage module through the connection module 260. 270. In other words, in this embodiment or other embodiments, one end of the casing 250 houses the first motherboard 210, the first expansion board 230, the second motherboard 220, and the second expansion board 240. The storage module 270 is located at the opposite end of the casing 250, and the connection module 260 and a fan module (not shown) are located between the two ends of the casing 250. Therefore, the connection module 260 is electrically connected to the components of the server 200 so that the components can transmit signals or data to each other, as shown in FIGS. 4A-4B.

As shown in FIG. 2 to FIG. 3D , in the embodiment, the first chassis 211 and the second chassis 221 are respectively disposed above the two accommodating spaces of the casing 250 to maintain the first host. The board 210 is located above the first expansion board 230, and is separated from each other by a distance without interference, and keeps the second motherboard 220 above the second expansion board 240, and the two are separated from each other by a distance without interference. It is ensured that the first motherboard 210, the second motherboard 220, the first expansion board 230, and the second expansion board 240 can be inserted into the correct position relative to the connection module 260 to avoid mis-insertion. In addition, the thickness of the first motherboard 210 and the second motherboard 220 is about 1.5 U, and the thickness of the first expansion board 230 and the second expansion board 240 is about 0.5 U, and the difference in thickness between the motherboard and the expansion board can be avoided. Misplaced. The first motherboard 210, the second motherboard 220, the first expansion board 230, and the second expansion board 240 are disposed independently of each other in the casing 250, and the first motherboard 210, the second motherboard 220, and the first The expansion board 230 and the second expansion board 240 support the hot plug mode. Therefore, the first motherboard 210 and the second board of the present invention are compared to the conventional motherboard and expansion board which cannot be separately maintained and detached. The motherboard 220, the first expansion board 230, and the second expansion board 240 provide better dimensions Condition.

When the first expansion board 230 and the second expansion board 240 have at least one expansion board operating normally, and the first motherboard 210 and the second motherboard 220 have at least one motherboard operating normally, the first host that operates normally The board 210 or the second board 220 reads and writes data to the second storage device of the storage module 270 through any of the first expansion board 230 or the second expansion board 240 that is normally operated.

The first motherboard 210, the second motherboard 220, the first expansion board 230, and the second expansion board 240 are disposed independently of each other in the casing 250. When the first motherboard 210, the second motherboard 220, the first expansion board 230, and the second expansion board 240 are in normal operation, the first working motherboard 210 and the corresponding first chassis 211 can be replaced, or the first chassis 211 can be replaced. The two motherboards 220 and the corresponding second chassis 221 or the first expansion board 230 or the second expansion board 240 that are normally operated are not affected, and the normal operation of the server 200 is not affected.

In addition, as shown in FIG. 3A, the first expansion board 230 and the second expansion board 240 are identical in structure and redundant with each other. The first expansion board 230 and the second expansion board 240 are each provided with a connector (not shown), and other electronic components can be inserted or connected to the connector to further expand the function of the server 200. Other electronic components such as storage groups or the like that support JBOD functionality. It should be noted that the types of the above electronic components are not intended to limit the present invention.

In this embodiment, the power module 280 is disposed on the side of the second motherboard 220 and the second expansion board 240, and the opposite side of the second motherboard 220 and the second expansion panel 240 is adjacent to the first motherboard. 210 and the first expansion board 230. However, the relative arrangement positions of the second motherboard 220, the second expansion board 240, the first motherboard 210, the first expansion board 230, and the power module 280 are not limited to the present invention. In other embodiments, the power module 280 can be interposed between the first expansion board 230 and the second The power module 280 is disposed between the expansion board 240, that is, between the first motherboard 210 and the second motherboard 220. Of course, the power module 280 can also be disposed on the side of the first motherboard 210 and the first expansion board 230. In summary, the relative positions of the first motherboard 210, the first expansion board 230, the second motherboard 220, the second expansion board 240, and the power module 280 can be flexibly adjusted according to actual needs. The power module 280 is designed to be redundant and supports hot plugging.

The first electronic module 213 will be described in further detail below, please refer to the 3C and 3D drawings. Since the first electronic module 213 and the second electronic module 223 are identical in structure, only the first electronic module 213 will be described in detail below, and the structure of the second electronic module 223 will not be described again.

As shown in FIG. 5 to FIG. 10 , the first electronic module 213 further includes at least one pair of first elastic pieces 513 disposed opposite to the first tray 510 . In the embodiment, the two first hard disks 310 are respectively fixed in the first tray 510 through two pairs of opposite first elastic pieces 513 on both sides of the first tray 510. In other embodiments, if a plurality of first hard disks 310 are disposed in the first tray 510, a plurality of pairs of opposite first elastic pieces 513 are disposed on the side wall 511 of the first tray 510. Further, the first elastic pieces 513 on the two side walls 511 of the first tray 510 are flush, so as to ensure that the heights of the first hard disks 310 fixed by each of the first elastic pieces 513 are identical to each other.

Continuing to refer to FIGS. 5 and 6, the first elastic piece 513 includes a first fixing portion 610 and a first elastic arm 611. The first fixing portion 610 is configured to fix the first elastic piece 513 to the inner surface of the oppositely disposed side wall 511 of the first tray 510. The first fixing portion 610 is provided with at least two fixing holes 613. The first elastic piece 513 is fixed to the inner surface of the side wall 511 of the first tray 510 through the fixing hole 613 and a connecting member (not shown). Wherein, the connecting member can be screwed or riveted Other firmware such as pieces. In addition, the sidewall 511 defines a first through slot 512 (shown in FIG. 9 ) opposite to the position of the first elastic piece 513 , and the first through slot 512 extends to the first elastic arm 611 and the first fixing portion 610 . Therefore, the first elastic arm 611 can freely pass through the first through slot 512 and extend beyond the side wall 511 (ie, extending away from the position of the first hard disk 310).

Since the first elastic piece 513 is made of sheet metal, the first elastic arm 611 has a better elastic deformation coefficient, but the material of the first elastic piece 513 is not intended to limit the present invention. The first elastic arm 611 extends from the first fixing portion 610 in a direction away from the position of the first hard disk 310, and is at an angle (for example, a bending angle) with the first fixing portion 610. That is, the first elastic arm 611 of the elastic piece 513 is at an angle to the side wall of the tray 510. When the first tray 510 of the first electronic module 213 is in a naturally uncompressed state (ie, when the first bracket 311 is not inserted), the first elastic arm 611 of the first elastic piece 513 is in an outwardly open state. . When the first tray 510 is inserted into the first bracket 311 in the first direction, the first elastic arm 611 contacts the side wall of the first bracket 311 and is gradually compressed to be elastically deformed and tends to be in a closed state; A tray 510 is inserted into the side wall of the first bracket 311 to be in a closed state. When the first tray 510 is pulled away from the first bracket 311 in the second direction, the first elastic arm 611 gradually returns to elastic deformation from the closed state to the side wall of the first bracket 311 until the first elastic arm The 611 is in an open state after being separated from the side wall of the first bracket 311.

The first elastic arm 611 is provided with a first positioning pin 614 protruding outwardly and perpendicular to the first elastic arm 611, and the first positioning pin 614 is disposed toward the inner side of the first tray 510. When the first tray 510 is inserted into the first bracket 311 in the first direction (for example, the right direction), and the first elastic arm 611 is inserted into the side wall of the first bracket 311 to be in a closed state, the first The first positioning pin 614 on the elastic piece 513 engages with a positioning hole of the first hard disk 310 through a first through slot 512 (shown in FIG. 9 ) disposed on the side wall 511 of the first tray 510 (in the figure) Not shown) to fix the first hard Disc 310. When the first tray 510 is pulled away from the first bracket 311 in the second direction (for example, the left direction), the first positioning pin 614 on the first elastic piece 513 is disengaged from the positioning hole of the first hard disk 310, thereby The first hard disk 310 can be released. In other embodiments, when the first fixing portion 610 of the first elastic piece 513 is disposed outside the side wall 511, the groove size of the first through hole 512 only needs to enable the first positioning pin 614 to pass through the first positioning pin 614. The first through slot 512 is inserted into the positioning hole of the first hard disk 310. It should be noted that the first positioning pin 614 of the first elastic piece 513 can be inserted into the positioning hole on the side of the first hard disk 310 to fix the first hard disk 310 to the first tray 510. There is no requirement for the height of the first hard disk 310, and therefore, the first elastic piece 513 has versatility.

Referring to FIGS. 6 , 3D and 9 , the first elastic arm 611 further includes a first guiding portion 612 . The first guiding portion 612 has an arc shape and is disposed at a top end of the first elastic arm 611. When the first tray 510 is pulled away from the first bracket 311 in the second direction (for example, the left direction), the first tray 510 is smoothly separated from the first bracket 311 due to the smooth passage of the guiding portion 612. The side wall (not shown) is configured to ensure that the first tray 510 is not subjected to a large resistance due to the side wall of the first bracket 311, thereby enabling the first tray 510 to be flexibly and conveniently extracted from the first bracket 311. .

Furthermore, the first tray 510 further includes at least one backplane (in the embodiment, the backplane is a first hardboard backplane 514, and the first hard disk backplane 514 is exemplified below). The first bracket 311 further includes a circuit board (not shown). The first hard disk backplane 514 has at least a first connector 515 and a second connector 516. The first hard disk 310 is coupled to the first connector 515 of the first hard disk backplane 514 when at least one first hard disk 310 is disposed in the accommodating space of the first tray 510. See FIG. Shown. In other embodiments, when the plurality of first hard disks 310 are disposed in the accommodating space of the first tray 510, each of the first hard disks 310 is coupled to each of the first hard disk back plates 514. a first connector 515, then a plurality of first hard disks 310 can be presented Coupled in series. Thus, the first hard disk 310 disposed in the first tray 510 is extensible by the plurality of first connectors 515 disposed on the first hard disk backplane 514. When the first hard disk 310 is inserted into the first hard disk backplane 514 and inserted into the first bracket 311 along with the first tray 510, the second connector 516 of the first hard disk backplane 514 is electrically connected to the first connector 311. The connector of the circuit board of the first bracket 311 (not shown). When the first hard disk 310 is inserted into the first hard disk backplane 514 and is withdrawn from the first bracket 311 along with the first tray 510, the second connector 516 of the first hard disk backplane 514 and the first The connector of the circuit board of a bracket 311 is electrically disconnected.

As shown in FIG. 5, the first tray 510 further includes a first rotating handle 517. An axis (not shown) of the first rotating handle 517 is disposed at the front end of the first tray 510. The corner of the side wall 511 is fixed to the bottom surface of the chassis of the first tray 510. Further, a proximal end opening of the first knob handle 517 acts on a side of the first bracket 510. When the first tray 510 is inserted into the first bracket 311, at this time, the first rotating handle 517 is from a first position (for example, the extending direction of the arm of the first rotating handle 517 is substantially parallel to the side wall 511). The extending direction is screwed to a second position (for example, the arm extending direction of the first rotating handle 517 is substantially parallel to the extending direction of the front end of the first tray 510), and the first rotating handle 517 functions to fix the The first tray 510 is on the first bracket 311. When the first tray 510 is pulled away from the first bracket 311, at this time, the first rotating handle 517 is from the second position (for example, the extending direction of the arm of the first rotating handle 517 is substantially parallel to the first The extending direction of the front end of the tray 510 is screwed to the first position (the arm extending direction of the first rotating handle 517 is substantially parallel to the extending direction of the side wall 511), and the first rotating handle 517 functions to release the first The tray 510 is fixed to the first bracket 311. Further, a first thumb screw 518 is fixedly disposed on an opposite side of the axial center of the first rotating handle 517. When the first rotating handle 517 is in the second position, the first thumb screw 518 makes The first rotating handle 517 is fixed to the front end of the first tray 510.

Optionally, the first tray 510 further includes a first LED lamp 519 disposed on the inner side of the front end of the first tray 510 and coupled to the first hard disk backplane 514 for displaying the first The state of the hard disk 310.

The process of mounting the first hard disk 310 to the first tray 510 is further described in conjunction with FIG. First, the first hard disk 310 is placed vertically on the first tray 510, such as the vertically downward arrow shown in FIG. Each of the first hard disks 310 is then pushed in a certain direction, such as the rightward arrow shown in FIG. 8, such that one end of each of the first hard disks 310 is connected to the first connector 515. As shown in Fig. 8, it is relatively convenient and quick to assemble the first hard disk 310 in the first tray 510.

As shown in FIG. 3D, FIG. 9 and FIG. 10, after the first hard disk 310 is mounted on the first tray 510, the first tray 510 needs to be inserted into the first bracket 311. The inner side wall of the first bracket 311 has a restraining function, so that the first elastic arm 611 of the first elastic piece 513 is pressed against a force toward the position of the first hard disk 310, so that the pressure is generated from an open state to a gradually compressed state. The elastic deformation and tends to be in a closed state until the first elastic arm 611 of the first elastic piece 513 is inserted into the side wall of the first bracket 311 to be in a closed state. Then, the first positioning pin 614 of the first elastic arm 611 automatically engages the positioning hole of the first hard disk 310 through the first through slot 512, thereby fixing the first hard disk 310 to the first tray 510. In this process, there is no need to make other card structure. The first elastic piece 513 is closed in a closed state by the side wall of the first bracket 311, and the first positioning pin 614 on each of the first elastic pieces 513 is engaged with the corresponding first hard disk 310. The holes are positioned to fix the corresponding first hard disk 310. Finally, the first rotating handle 517 is screwed from the first position to the second position, and the first thumb screw 518 is screwed to fix the first rotating handle 517 to the front end of the first tray 510, so that the first A rotating handle 517 acts to fix the first tray 510 to the first bracket 311. As shown in Figure 10.

The above description is the case where the first hard disk 310 and the first tray 510 are inserted into the first bracket 311, and the case where the first hard disk 310 is removed and the first tray 510 is pulled away from the first bracket 311 is similar to the assembly. Simply reverse the above steps. Specifically, first, the first thumb screw 518 is loosened and the first rotating handle 517 is rotated, and the first rotating handle 517 is screwed from the second position to the first position, the first rotating handle 517 The function is to release the first tray 510 from being fixed to the first bracket 311. Then, when the first tray 510 is pulled away from the first bracket 311 in the second direction, the first guiding portion 612 of the first elastic piece 513 smoothly separates the first tray 510 from the side wall of the first bracket 311. The first elastic arm 611 of the first elastic piece 513 gradually recovers elastic deformation from the closed state to the side wall of the first bracket 311 until the first elastic arm 611 of the first elastic piece 513 is separated from the first elastic support 611. The side wall of the frame 311 is rearwardly opened, and the second connector 516 of the first hard disk backplane 514 is pulled away from the connector of the circuit board of the first bracket 311. The first positioning pin 614 on the elastic piece 513 is disengaged from the positioning hole of the first hard disk 310, thereby releasing the first hard disk 310. After the first tray 510 is completely pulled away from the first bracket 311, that is, when the first elastic arm 611 of the first elastic piece 513 is in an open state, the first hard disk 310 can be in the second direction (for example, The first connector 515 of the first hard disk backplane 514 is pulled away, so that the first hard disk 310 is disconnected from the first connector 515, thereby replacing the first hard disk 310. The entire process of replacing the hard drive is quick and easy and avoids the use of tools.

The present invention provides a rack-type server 200, which can ensure that another hard disk takes over when a certain hard disk in the motherboard fails, and does not need to be shut down for maintenance. Under the premise of the normal operation of the entire server, more expansion cards or control cards or other electronic components can be provided in a limited space to enhance or increase the server. The function. Further, the first motherboard 210 and the second motherboard 220 of the present invention are redundantly designed. The first expansion board 230 and the second expansion board 240 are redundantly designed. When the two motherboards 210 and 220 are configured, When the two expansion boards 230 and 240 are in normal operation, the one of the motherboard and/or any one of the expansion boards can be replaced without affecting the normal operation of the server. When one of the motherboards or expansion boards fails, the other motherboard and expansion board can work immediately, so that the server does not need to be shut down for maintenance. In this way, the replacement can be directly performed without re-shutdown, and the stability and reliability of the server 200 are not affected, thereby improving the working efficiency of the customer and reducing the cost of operation and maintenance. Moreover, the first motherboard 210 and the second motherboard 220 support the function of tool-free replacement of the hard disk (ie, no screw-mounted hard disk).

The above description is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can also make several improvements and refinements without departing from the principles of the present invention. These improvements and retouchings should also be considered as The scope of protection of the present invention.

200‧‧‧Server

210‧‧‧First motherboard

220‧‧‧Second motherboard

250‧‧‧Chassis

270‧‧‧ storage module

280‧‧‧Power Module

290‧‧‧First expansion module

292‧‧‧Second expansion module

Claims (10)

A server includes two motherboards that are designed to be redundant, each of which is disposed on a chassis, and each of the motherboards includes a plurality of expansion cards and an electronic module, and the electronic module is provided with a plurality of a first storage device, wherein the first storage devices are arranged in parallel and in a front-to-back arrangement, each of the motherboards further comprising a flat card, the flat card being interposed between the chassis and the electronic module, wherein each The expansion cards of the motherboard are redundant with the expansion cards of the other motherboard, and the electronic module of each motherboard is redundant with the electronic module of the other motherboard. In addition, the expansion card or the flat card performs disk array management on the plurality of second storage devices of the server by using one of the electronic modules as the system disk. The server of claim 1, further comprising two expansion boards, a connection module and a storage module, wherein the storage module is provided with the plurality of second storage devices, the two motherboards and the The two expansion boards are respectively stacked on one of the chassis of the server, and are respectively inserted and removed into the connection module, and then connected to the storage module through the connection module. The server of claim 2, wherein when the two motherboards have at least one normal operation and the two expansion boards have at least one normal operation, the normal operation of the motherboard is performed by the expansion board of the normal operation. The plurality of second storage devices perform reading and writing of data. The server of claim 2, wherein when the two motherboards and the two expansion boards are functioning normally, the one of the motherboard and/or any one of the expansion boards can be replaced. Does not affect the normal operation of the server. The server of claim 1, wherein the motherboard further comprises a bracket, the bracket is provided with at least one power supply module, and the at least one power supply module is electrically connected to the extension card. The server of claim 1, wherein the electronic module further comprises a tray and a bracket, the two sides of the tray comprise a plurality of elastic pieces, the elastic piece is at an angle to the side wall of the tray, and the elastic piece A positioning pin and a guiding portion are disposed away from an end portion of the side wall of the tray, and the positioning pin is disposed oppositely inwardly. When the first storage device is disposed on the tray and inserted into the bracket, the elastic piece is changed from an open state to an open state. a closed state, wherein the positioning pin is inserted into a positioning hole of the first storage device and fixed to the bracket; when the first storage device is disposed on the tray and is pulled away from the bracket, the guiding portion is smooth By changing the elastic piece from the closed state to the open state, the positioning pin is pulled out of the positioning hole of the first storage device and released to the bracket. The server of claim 6, wherein the tray further comprises a backboard, the bracket further comprising a circuit board, the first storage device being inserted into the backplane and inserted into the tray along with the tray The backplane is electrically connected to the circuit board. When the first storage device is inserted into the backplane and the tray is withdrawn from the tray, the backplane is electrically disconnected from the circuit board. The server of claim 7, wherein the tray further comprises an LED lamp disposed on the inner side of the front end of the tray and coupled to the back plate for displaying the state of the first storage device. The server of claim 6, wherein the tray further comprises a knob handle, and when the tray is inserted into the bracket, an opening of the knob handle is applied to a side of the bracket. The tray is fixed to the bracket by a thumb screw of the distal end of the button. The server of claim 1, further comprising a power module disposed between the two motherboards or a side of any of the motherboards.