TWI414930B - Computer system - Google Patents

Abstract

A computer system includes a case defining venting holes, and a drawer. The drawer is received in the case and able to be slid out through a front end of the case. A top surface and a rear end of the drawer are openings. A front end of the drawer defines venting holes. A circuit board is mounted in the drawer adjacent to a bottom of the drawer. A number of sockets extend from the circuit board. At least two brackets are front-to-back spacedly mounted in the drawer over the circuit board. A number of hard disk drives (HDDs) are left-to-right abreast and detachably mounted in each bracket. The HDDs are detachably connected with the sockets, respectively. Each bracket includes front-to-back opposite first and second mounting boards, wherein the first and second mounting boards each define a number of air through holes, and the air through holes align with clearances between every two adjacent HDDs, respectively. A number of fans are left-to-right abreast mounted between every two adjacent brackets. All the fans face the front end of the drawer.

Description

computer system

The invention relates to a computer system, in particular to a high density access computer system.

High-density access has become a trend in the field of computer systems, especially in the server field. High-density access refers to the inclusion of a large number of hard drives in a computer system. For high-density access, the contradiction between access density and heat dissipation of the hard disk drive is an issue that the industry needs to overcome.

In view of the above, it is necessary to provide a computer system with high access density and good heat dissipation of the hard disk drive.

A computer system includes a case with a vent hole and a drawer. The drawer is received in the chassis and can be slid out from the front end of the chassis. The top surface and the rear end of the drawer are open, and the front end of the drawer defines a plurality of ventilation holes. A circuit board is disposed on the bottom of the drawer, and the circuit board is provided with a plurality of hard disk drive slots. The drawer is provided with at least two magnetic frames spaced back and forth above the circuit board, and each magnetic frame is arranged side by side. A plurality of hard disk drives are detachably mounted, and the hard disk drives are detachably connected to the hard disk drive slots, and each of the magnetic frames includes a first mounting plate and a second mounting plate disposed opposite to each other. The first mounting plate and the second mounting plate respectively form a plurality of air flow through holes, and the air flow through holes are respectively aligned with the gap between each two adjacent hard disk machines in the corresponding magnetic frame, each two phases A plurality of hard disk fan fans are arranged side by side between the adjacent magnetic frames, and the hard disk fan fans are all facing the front end of the drawer, and the first mounting plate and the second mounting plate of each magnetic frame respectively correspond to each hard disk drive a latching hole is provided, and each of the hard disk drives is provided with a mounting arm on each side of the width direction, and each mounting arm includes a fixing portion fixed to a corresponding side of the hard disk machine and a top end extending from the fixing portion a latching portion, each of the latching portions includes a spring piece extending upward from a top end of the corresponding fixing portion, and a spring piece extending from the side of the other mounting arm on the corresponding hard disk drive and higher than the corresponding hard disk An operation piece on the top surface of the machine and a block extending from the outer side of the elastic piece, each operation piece is provided with a hole, and the card block is inserted into the corresponding buckle hole, and the operation on any hard disk machine is operated in opposite directions. When the piece is in the film, the block on the hard disk drive can be separated from the corresponding snap hole.

The computer system of the present invention improves the access density and the heat dissipation effect of the hard disk drive through the arrangement of the hard disk drive and the hard disk drive fan.

10‧‧‧ computer system

20‧‧‧Chassis

30‧‧‧Drawers

21‧‧‧ openings

23‧‧‧Top cover

50‧‧‧System fan

40‧‧‧Other electronic components

31‧‧‧ front board

310‧‧‧ventilation holes

32‧‧‧Slide rails

60‧‧‧ boards

61‧‧‧ hard drive slot

70‧‧‧Magnetic frame

71‧‧‧First mounting plate

72‧‧‧Second installation board

100‧‧‧ hard disk fan

80‧‧‧ Strengthening board

90‧‧‧ Hard disk drive

73‧‧‧Slide

730‧‧‧ center line

74‧‧‧First baffle

75‧‧‧second cover

76‧‧‧Snap holes

77‧‧‧Air through the hole

91‧‧‧Interface

92‧‧‧Installation arm

93‧‧‧Fixed Department

94‧‧‧Snap Department

95‧‧‧Shrap

96‧‧‧Operating film

97‧‧‧ card block

960‧‧‧ hole

970‧‧‧Guide

1 is a perspective view of a preferred embodiment of a computer system of the present invention.

Figure 2 is a perspective view of the upper cover of Figure 1 opened.

Figure 3 is a partial assembly view of the drawer of Figure 1 being pulled out.

Fig. 4 is a partial enlarged view of Fig. 3;

Fig. 5 is a top plan view showing the entire upper cover of Fig. 1 removed.

Referring to FIGS. 1 through 3 , the computer system 10 of the present invention includes a chassis 20 and a drawer 30 that can be received in the chassis 20 and slidable relative to the chassis 20 .

In the present embodiment, the chassis 20 is a 3U or 4U server chassis. Chassis 20 It has a flat cuboid shape. The chassis 20 is surrounded by a metal sheet except that its front end is an opening 21 for the drawer 30 to slide out. The top of the chassis 20 is two top and rear parallel covers 23, and the top cover 23 can be opened. A plurality of ventilation holes (not shown) are provided at the rear end of the chassis 20. The front half of the chassis 20 is for accommodating the drawer 30, and the rear half of the chassis 20 is for accommodating the plurality of system fans 50 and other electronic components 40 other than the hard disk drive (refer to FIG. 5). The system fan 50 is located between the drawer 30 and other electronic components 40 and faces the drawer 30, and is arranged side by side.

The top and rear ends of the drawer 30 are open, and the rest are surrounded by metal sheets. The front end of the drawer 30 is a front plate 31 that matches the shape of the opening 21 of the casing 20. When the drawer 30 is completely received in the casing 20, the front plate 31 covers the opening 21. A plurality of ventilation holes 310 are defined in the front plate 31, and the ventilation holes 310 are opposite to the ventilation holes at the rear end of the chassis 20. The drawers 30 are engaged with the chassis 20 through the slide rails 32 on the left and right sides thereof, so that the sliding of the drawer 30 is smoother. In other embodiments, the slide rails 32 may be omitted.

Referring to FIGS. 3 and 4, a circuit board 60 is mounted on the bottom of the drawer 30. A plurality of hard disk drive slots 61 are provided on the circuit board 60. A three magnetic frame 70 is disposed in the drawer 30 at intervals above and above the circuit board 60. Each magnetic frame 70 includes a first mounting plate 71 and a second mounting plate 72 disposed opposite each other. The first mounting plate 71 and the second mounting plate 72 are both parallel to the front plate 31 of the drawer 30. A plurality of hard disk drive fans 100 are disposed side by side between each two adjacent magnetic frames 70, and the hard disk drive fans 100 are all directed toward the front plate 31 of the drawer 30. A reinforcing plate 80 is also provided in the drawer 30. The reinforcing plate 80 is perpendicular to the front plate 31 of the drawer 30 and the circuit board 60, and is connected to the middle of each magnetic frame 70 for reinforcing the mechanical strength of the magnetic frame 70. In other embodiments, if the mechanical strength of the magnetic frame 70 itself is sufficiently large, the reinforcing plate 80 may be omitted.

Each magnetic frame 70 is used to mount a plurality of hard disk drives 90, and the hard disk drive 90 is mounted between the corresponding first mounting plate 71 and second mounting plate 72. The first mounting plate 71 and the second mounting plate 72 of each magnetic frame 70 have the same specifications. This paragraph is only described by taking a second mounting plate 72 as an example. The second mounting plate 72 is provided with a plurality of mutually parallel slides 73 in the longitudinal direction toward the side of the corresponding first mounting plate 71 (to facilitate identification of the slide 73, the center line 730 of the slide 73 is marked in FIG. 4). In the present embodiment, each of the slide rails 73 includes two first flaps 74 disposed opposite to each other on the upper portion of the second mounting plate 72 and two second flaps 75 disposed opposite to each other at the lower portion of the second mounting plate 72. Wherein, the first blocking piece 74 and the second blocking piece 75 are both vertically extended from a side of the second mounting plate 72 facing the corresponding first mounting plate 71, and the second blocking piece 75 is located directly below the first blocking piece 74 and Aligned with the first flap 74. In other embodiments, the first flap 74 or the second flap 75 may be omitted and the longitudinal length of the remaining second flap 75 or first flap 74 may be lengthened. The second mounting plate 72 defines a snap hole 76 at the top of each of the slides 73. The second mounting plate 72 further defines two air flow through holes 77 between each two adjacent slide rails 73, and the upper air flow through holes 77 are located between the two first and second first blocking pieces 74 adjacent to each other. The air flow through hole 77 is located between the two second blocking pieces 75 adjacent to each other. In other embodiments, a wind flow hole may be additionally provided at other portions between each two adjacent slides 73, or two wind flow holes 77 between each two adjacent slides 73 may be connected to each other. A wind flows through the hole.

A plug portion 91 is provided at the bottom end of each hard disk drive 90. A mounting arm 92 is mounted on each side of each hard disk drive 90 in the width direction. Each of the mounting arms 92 includes a fixing portion 93 fixed to a corresponding side of the hard disk drive 90 and a locking portion 94 extending from a top end of the fixing portion 93. The buckle portion 94 has a "7" shape and includes a spring piece 95, an operation piece 96, and a card block 97. The elastic piece 95 is extended slightly upward from the top end of the corresponding fixing portion 93 and away from the corresponding hard disk drive 90. The operating piece 96 extends from the top end of the elastic piece 95 toward the side of the other mounting arm 92 on the corresponding hard disk drive 90, and is parallel and higher than the top surface of the corresponding hard disk drive 90. A hole 960 is defined in the operating piece 96. The block 97 is integrally formed on the outer side of the corresponding elastic piece 95 (i.e., away from the side of the corresponding hard disk drive 90), and the bottom of the block 97 includes an inclined guide surface 970.

When the hard disk drive 90 is installed, the drawer 30 is slid out. The hard disk drive 90 is vertically inserted into any of the magnetic frames 70 such that the mounting arms 92 on both sides of the hard disk drive 90 are respectively slid down along the corresponding slides 73 of the magnetic frame 70 until the blocks 97 of the mounting arms 92 are mounted. The latching holes 76 of the hard disk drive 90 are engaged with the corresponding hard disk slots 61 of the circuit board 60. Before the card block 97 is inserted into the corresponding snap hole 76, the guiding surface 970 of the block 97 firstly abuts the corresponding first mounting plate 71 or the second mounting plate 72, so that the locking portion of the corresponding mounting arm 92 The elastic piece 95 of the 94 is pressed and elastically deformed, so that the block 97 smoothly engages the corresponding snap hole 76 under the guidance of the guiding surface 970. After the hard disk drive 90 is installed, the air flow through holes 77 of the first mounting plate 71 and the second mounting plate 72 of the magnetic frame 70 are just aligned with the gap between the corresponding two hard disk drives 90.

When the hard disk drive 90 is removed, the drawer 30 is slid out. The two fingers are respectively inserted into the holes 960 of the two mounting arms 92 of the hard disk drive 90, and the operating pieces 96 of the two mounting arms 92 are swung to move the two operating pieces 96 toward each other, thereby making the two mounting arms 92 The block 97 is disengaged from the corresponding snap hole 76 of the magnetic frame 70. Then, the operation piece 96 is pulled upward to disengage the insertion portion 91 of the hard disk drive 90 from the corresponding hard disk drive slot 61, and the hard disk drive 90 can be pulled out.

Please refer to FIG. 5. FIG. 5 shows an implementation of the heat dissipation function of the computer system 10 of the present invention. Under the joint action of the system fan 50 and the hard disk fan 100, the wind flow is from the front plate of the drawer 30. The vent 310 of the 31 enters the computer system 10, passes through the drawer 30 through the air flow through hole 77 of each magnetic frame 70, and the gap between the hard disk drives 90 installed in the magnetic frame 70, and then flows through other electronic components 40. Then, it is discharged from the heat dissipation holes at the rear end of the computer system 10, thereby achieving heat dissipation to the hard disk drive 90 and other electronic components 40. The hard disk fan 100 and the system fan 50 are arranged in series on the flow path of the wind flow. The arrangement of the hard disk fan 100 can improve the flow rate of the wind flow and enhance the smooth flow of the wind flow between the hard disk drives 90, thereby compensating for the attenuation of the wind flow when passing through the hard disk drive 90, and greatly improving the heat dissipation effect of the hard disk drive 90. In other embodiments, the system fan 50 can be mounted at other locations within the rear of the chassis 20 or at the vents outside the rear end of the chassis 20. In addition, the chassis 20 can also be provided with ventilation holes at other places except the rear end.

The computer system 10 of the present invention is provided with the hard disk drive 90 side by side and the hard disk drive fan 100 disposed between each adjacent two hard disk drives 90. The arrangement of the hard disk drive 90 and the hard disk drive fan 100 enhances the heat dissipation of the hard disk drive 90 while increasing the access density. In addition, the computer system 10 of the present invention is also extremely convenient when the hard disk drive 90 is inserted and removed, and only the drawer 30 can be pulled out and the hard disk drive 90 can be inserted and removed longitudinally. At the same time, the mounting arm 92 of the computer system 10 of the present invention is simpler in structure, lower in cost, and smaller in space than the conventional hard disk drive carrier, and is advantageous for increasing the access density.

In other embodiments, the number of magnetic shelves 70 can be adjusted based on the overall length of the chassis 20 or the length of the front portion of the chassis 20 for receiving the drawer 30. For example, the magnetic frame 70 can be two, so the hard disk fan 100 only needs one row; the magnetic frame 70 can also be four, so the hard disk fan 100 needs three rows; the magnetic frame 70 can also be five. The hard disk fan 100 then requires four rows; and so on.

In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. please. However, the above description is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the patent application of the present invention. Equivalent modifications or variations made by persons skilled in the art in light of the spirit of the invention are intended to be included within the scope of the following claims.

10‧‧‧ computer system

30‧‧‧Drawers

50‧‧‧System fan

40‧‧‧Other electronic components

70‧‧‧Magnetic frame

71‧‧‧First mounting plate

72‧‧‧Second installation board

100‧‧‧ hard disk fan

90‧‧‧ Hard disk drive

Claims (8)

A computer system includes a case with a vent hole and a drawer. The drawer is received in the chassis and can be slid out from the front end of the chassis. The top surface and the rear end of the drawer are open, and the front end of the drawer defines a plurality of ventilation holes. A circuit board is disposed on the bottom of the drawer, and the circuit board is provided with a plurality of hard disk drive slots. The drawer is provided with at least two magnetic frames spaced back and forth above the circuit board, and each magnetic frame is arranged side by side. A plurality of hard disk drives are detachably mounted, and the hard disk drives are detachably connected to the hard disk drive slots, and each of the magnetic frames includes a first mounting plate and a second mounting plate disposed opposite to each other. The first mounting plate and the second mounting plate respectively form a plurality of air flow through holes, wherein the air flow through holes are respectively aligned with the gap between each two adjacent hard disk machines in the corresponding magnetic frame, and each two adjacent magnetic frames A plurality of hard disk fan fans are arranged side by side, and the hard disk fan fans are all facing the front end of the drawer. The first mounting plate and the second mounting plate of each magnetic frame respectively provide a buckle for each hard disk drive. Hole, the width direction of each hard disk drive Each of the two sides is provided with a mounting arm, and each mounting arm includes a fixing portion fixed to a corresponding side of the hard disk machine and a locking portion extending from a top end of the fixing portion, each of the fastening portions including a corresponding fixing portion a spring piece extending upwardly from the top end, an operation piece extending from a side of the other mounting arm of the corresponding hard disk drive and extending from the outer side of the corresponding hard disk drive, and an outer side extending from the outer side of the elastic piece The card block has a hole for each operation piece, and the card block is inserted into the corresponding buckle hole. When the operation piece on any hard disk machine is operated in the opposite direction, the card block on the hard disk drive can be separated from the corresponding card. Buckle holes. The computer system of claim 1, wherein the number of magnetic frames is three. The computer system of claim 1, wherein the bottom of each of the blocks comprises a slanted guiding surface. The computer system of claim 1 or 3, wherein each of the first mounting boards is provided with a slide for each hard disk, and each of the second mounting boards is provided with a slide for each hard disk. The fixing portion of the mounting arm on each hard disk drive can be slidably received in the corresponding sliding path along the corresponding sliding path. The computer system of claim 4, wherein the air flow through holes are respectively located between the left and right adjacent slides, and the snap holes are respectively located at the top of the corresponding slide. The computer system of claim 5, wherein each of the slide rails comprises two first flaps disposed opposite each other on the inner side of the inner side of the corresponding first or second mounting plate and the corresponding first mounting a second second blocking piece disposed on the left and right sides of the lower side of the second mounting plate, and the fixing portion of the mounting arm on each hard disk machine is sandwiched between the corresponding two first blocking pieces and the corresponding two second blocking pieces Between the pieces. The computer system of claim 6, wherein each of the first mounting plate or the second mounting plate opens a flow between the adjacent first flaps of each two adjacent slides The through hole, each of the first mounting plate or the second mounting plate defines a wind flow through hole between adjacent second blocks of each two adjacent slides. A computer system includes a chassis having a vent hole and a drawer received in the chassis and slidable from a front end of the chassis, the top surface and the rear end of the drawer opening a plurality of ventilation holes at the front end of the drawer, the drawer A circuit board is disposed on the bottom, and the circuit board is provided with a plurality of hard disk drive slots. The drawer is provided with at least two magnetic frames spaced back and forth above the circuit board, and each magnetic frame includes a front and rear opposite one. a first mounting plate and a second mounting plate, the first mounting plate facing a side of the corresponding second mounting plate A plurality of slide rails are disposed side by side and spaced apart from each other, and the second mounting plate is disposed side by side and spaced apart from the side of the corresponding first mounting plate, and the plurality of slide rails are arranged at intervals. The slide rails of the first mounting panel and the corresponding second mounting plate Each of the first mounting plates has at least one air flow through hole between each adjacent two slides, and each second mounting plate has two adjacent slides on each of the adjacent two guide rails. At least one air flow through hole is disposed between each two adjacent magnetic frames, and a plurality of hard disk fan fans are arranged side by side, and the hard disk fan fans are all facing the front end of the drawer, and a card is opened at the top of each slide track. Each of the two corresponding slides houses a hard disk drive, and each of the hard disk drives has a mounting arm on each side of the width direction, and each of the mounting arms includes a fixing portion fixed to a corresponding side of the hard disk drive. And a latching portion extending from a top end of the fixing portion, each of the latching portions includes a resilient piece extending upward from a top end of the corresponding fixing portion, and a side of the mounting arm extending from the elastic piece to the corresponding hard disk drive An operating piece that extends beyond the top surface of the corresponding hard disk drive and a Outward extending latching block, the fastening block snap into the corresponding holes, when the operation of the operation facing sheet on either a hard drive, card blocks in the hard drive may be from the corresponding locking holes.