WO2000008546A1

WO2000008546A1 - Desk for personal computer and personal computer

Info

Publication number: WO2000008546A1
Application number: PCT/JP1998/003530
Authority: WO
Inventors: Shigeto Mochizuki
Original assignee: Shigeto Mochizuki
Priority date: 1998-08-07
Filing date: 1998-08-07
Publication date: 2000-02-17

Abstract

A personal computer in which a highly exothermic element such as CPU can be cooled effectively and which hardly interfere with office work and a desk with the computer incorporated thereinto. Specifically, a personal computer (10) formed in nearly the same shape as that of an ordinary office desk by being provided with a top board (20), side boards (21), and a cabinet (25), wherein user interfaces (31 and 32) are arranged on the top board (20), an electronic circuit board mounted with the CPU etc. is incorporated in the portion of the computer (10) near one of the side plates (21) so that the circuit board may transfer the heat generated from the CPU etc. to the side board (21), and drive units (60) and (61), etc. are incorporated in the cabinet (25); and a desk into which the computer (10) can be incorporated in such a way.

Description

Specification

Desk for personal computer and personal computer

The present invention belongs to the technical field of a personal computer which has a good cooling effect of a high heat generating element such as a CPU and is not easily hindered in an office work, and an office desk forming the personal computer. Background art

Due to recent technological advances, the central processing unit (CPU), which is the main processing element of personal computers, has dramatically increased its processing speed and its size has been reduced. In addition, calculations that previously had to be performed on a large computer can now be performed on a small computer such as a desktop personal computer / note personal computer.

These desktop personal computers and notebook personal computers have a high-density arrangement of peripheral boards, power supply circuits, and external storage devices along with an electronic circuit board on which a CPU called the main board is mounted. It is stored.

These personal computers are used in offices for office work and the like, and are increasingly used on general office desks.

Therefore, although personal computers are becoming smaller and more sophisticated, there is a demand for further miniaturization of personal computers so as not to hinder other office work.

In general, CPU has a problem that the calorific value increases as the arithmetic processing speed increases. In order to operate CPU stably, it is necessary to sufficiently cool CPU.

Conventionally, cooling of the CPU has been performed by radiation fins stored in the main body of the personal computer. However, in order to sufficiently cool the high performance CPU, the heat radiation fins must be increased in size with an increase in the heat generation of the CPU.

Therefore, there is a demand for a personal computer that is smaller in size, that is, a personal computer that does not hinder office work. Was. Accordingly, the present invention provides a personal computer and a desk for a personal computer, which have a good cooling effect of a high heat-generating element such as a CPU, and are less likely to hinder office work. Disclosure of the invention

In the present invention, the desk for a personal computer according to claim 1 is a top plate (20) on which a user interface of the personal computer can be arranged, and a metal fixed plate that forms a part of the desk. A fixing plate on which an electronic circuit board (41) is mounted so that heat of a high heat generating element such as a CPU (40) can be transmitted to the fixing plate; and a cabinet (25) in which a drive device of the personal computer can be housed. And characterized in that: As described above, since the electronic circuit board (41) is mounted on a metal flat plate that forms a part of the desk so that heat can be transferred to the electronic circuit board (41), a high heat-generating element such as a CPU (40) is used. This is a desk for a personal computer that improves the cooling and heat radiation effect of the personal computer.

The invention according to claim 2 is characterized in that the fixing plate is a side plate (21) of a desk and has a substrate storage part (50).

Therefore, it is possible to easily and reliably mount the electronic circuit board (41) provided with the high heat generating element, and to reliably perform cooling and heat radiation of the high heat generating element such as the CPU (40).

And the invention described in claim 3 is characterized in that the fixed plate is provided with a plurality of heat radiation fins (51).

Therefore, it is possible to provide a desk for a personal computer that further enhances the cooling heat radiation effect of CPU (40) and the like.

Further, the invention described in claim 4 is characterized in that a water cooling mechanism is provided on the fixing plate.

Therefore, the cooling heat radiation of the CPU (40) and the like can be further ensured.

The invention described in claim 5 is characterized in that a flat display is fixed to the top plate (20) so as to be stowable.

Therefore, the personal computer can be used immediately after the display is stored and the desk is used, and the display is pulled out.

In the present invention, a personal computer (10) according to claim 6 includes a top plate (20), a side plate (21), and a cabinet (25), and has substantially the same shape as a general office desk. A user interface such as a display (30) and a keyboard (31) is arranged on the top plate (20), and a CPU (21) is provided on the side plate (21). An electronic circuit board (41) equipped with (40) etc. is incorporated so that the heat generated by the CPU (40) etc. can be transmitted to the side plate (21), and the drive inside the cabinet (25) It is characterized by incorporating a device and the like.

As described above, the personal computer (10) according to the present invention uses the side plate (21) as a heat sink by transmitting the heat generated by the CPU (40) and the like to the side plate (21). Therefore, it is possible to secure a sufficient area of the heat sink required for cooling the CPU (40) and the like. Also, by incorporating an electronic circuit board (41) near the side plate (21) and a drive device etc. inside the cabinet (25), these devices etc. can perform office work on the top plate (20). To do I try not to get in the way.

Therefore, the cooling effect of the CPU (40) etc. is good, and the minimum thing such as the display (30) and the keyboard (31) is arranged on the top plate (20), so that personal work that does not hinder the office work can be done. It can be a computer (10).

In the personal computer (10) according to claim 7 of the present invention, a heat radiation fin (51) is provided on a side plate (21) used as a heat radiation plate of a CPU (40) or the like. And

As described above, in the personal computer (10), the heat radiation effect of the side plate (21) can be further improved by providing the heat radiation fins (51) on the side plate (21) used as the heat radiation plate. .

Further, the personal computer (10) according to claim 8 of the present invention is provided with a cooling pipe (21) inside a side plate (21) used as a heat radiating plate for a CPU (40) or the like, through which a coolant can be circulated. 52) is provided.

As described above, the present personal computer (10) further enhances the effect of the side plate (21) as a heat sink by providing the cooling pipe (52) inside the side plate (21) used as a heat sink. I'm doing better.

The personal computer (10) according to claim 9 of the present invention includes a top plate (20), a side plate (21), and a cabinet (25), and has a shape substantially the same as a general office desk. The display (30) arranged on the top plate (20) and being mounted so as to be stowable on the top plate (20).

Thus, by storing the display (30) on the top plate (20), the personal computer (10) can perform office work on the top plate (20) in the same manner as a general office desk. it can.

Therefore, when this personal computer (10) is not used, it can be a personal computer (10) that is less likely to hinder office work.

BRIEF DESCRIPTION OF THE FIGURES

FIG. 1 is a perspective view showing an entire personal computer 10 according to the present invention, FIGS. 2 to 4 are perspective views showing a side plate 21 and a board storage unit 50, and FIG. FIG. 6 and FIG. 6 are perspective views showing the display 30.

BEST MODE FOR CARRYING OUT THE INVENTION

As shown in FIG. 1, the personal computer 10 has substantially the same dimensions and the same shape as a general office desk. And the flat top plate 20, the flat side surface A plate 21 and a rectangular parallelepiped cabinet 25 are provided. A display 30, a keyboard 31 and the like are arranged on the top plate 20. Further, the electronic circuit board 41 on which the CPU 40 is mounted is incorporated in the side plate 21. Further, a drive device and the like are incorporated in a part of the cabinet 25.

That is, in the personal computer 10, so-called user interfaces such as a display 30, a keyboard 31, and a mouse 32 are arranged on the top board 20 among the components constituting the personal computer. In addition, electronic circuit boards equipped with semiconductor elements that generate large amounts of heat, such as the CPU 40, cache memory, and graphic control elements (hereinafter, these semiconductor elements that generate large amounts of heat are collectively referred to as “high heat generation elements”). 41 Assembled in side plate 21. Note that the electronic circuit board 41 provided with the high heat generating element may be incorporated in a bottom plate of the cabinet 25 or the like. Various drive devices such as a floppy disk drive 60, a hard disk drive 62, and a CD-ROM drive 61, and devices that do not generate much heat, such as a modem and a power supply unit 63, are incorporated in the cabinet 25.

In other words, it has a top plate 20 on which a user of a personal computer can be placed, and is a metal fixed plate such as a side plate 21 forming a part of a desk. And a cabinet 25 in which a drive device of the personal computer can be housed, and a fixing plate for mounting the electronic circuit board 41 so that heat of the high heat generating element can be transmitted to the fixing plate. Each part of the personal computer is distributed and incorporated.

Hereinafter, the personal computer 10 will be described in more detail.

The personal computer 10 has a flat top plate 20 which is formed to have substantially the same dimensions in width, depth and height as a general office desk, and has a lower part supported by a plurality of legs 27. A flat side plate 21 is provided between the legs 27 in order to adjust the height, and a rectangular parallelepiped cabinet 25 provided with multi-stage drawers 29 is provided. Therefore, it has substantially the same dimensions and the same shape as a general office desk.

However, the side plate 21 may be provided only in the back side of the top plate 20 in addition to the case where the side plate 21 is provided in three directions on the left and right sides and the back side of the top plate 20. In addition, there are cases where the top plate 20 is supported by the plurality of side plates 21 and does not have the legs 27, and the form as a desk is various.

The side plate 21 is made of a metal having a high thermal conductivity such as an aluminum alloy. As shown in FIG. 2, the side plate 21 is a metal plate-shaped fixing plate composed of a plate-shaped main body 22 and a hollow box-shaped substrate storing section 50, and this fixing plate is used as the side plate 21 of the desk. Is what you do. In some cases, a radiating fin 51 is provided on the flat main body 22 of the side plate 21. The substrate storage section 50 has a hollow box-like substantially rectangular parallelepiped shape, and has a space for storing the electronic circuit board 41 therein, and the electronic circuit board 41 is stored in the board storage section 50. The electronic circuit board 41 is fixed to the side plate 21 so as to be fixed.

Further, when fixing the electronic circuit board 41 to the board storage section 50, as shown in FIG. A heat transfer member 42 made of an aluminum alloy or the like is inserted between the high heat generating element such as the CPU 40 mounted on the electronic circuit board 1 and the flat body 22 of the side plate 21, and the heat transfer member 42 is inserted. And the high heat generating element, and the heat transfer member 42 and the plate-shaped main body 22 of the side plate 21 are brought into contact with each other.

For this reason, the heat generated by the high heat generating element such as CPU 40 is transmitted to the flat main body 22 of the side plate 21 via the heat transfer member 42. That is, the side plate 21 can be used as a heat radiating plate for the high heat generating element, and the heat of the high heat generating element can be transmitted to the side plate 21 so that the electronic circuit board 41 can be attached to the side plate 21.

As described above, in the personal computer 10, by using the side plate 21 of the desk for the personal computer as a heat sink, the area of the heat sink required for cooling the high heat generating element can be sufficiently secured. Therefore, it is possible to provide the personal computer 10 having a good cooling effect of the high heat generating element.

In other words, this is a desk that makes it easy to disperse and attach each part of the personal computer to the desk, and is a desk for a personal computer that can be a personal computer 10 with a good cooling effect.

Further, it is preferable to provide a plurality of heat radiation fins 51 on the outer surface of the side plate 21 by, for example, manufacturing the side plate 21 by a die casting method.

By providing the heat radiation fins 51 on the outer surface of the side plate 21, the effect of the side plate 21 as a heat radiator can be further improved. Therefore, it is possible to provide a personal computer 10 or a desk for a personal computer in which the cooling effect of the high heat generating element is further improved. Further, as shown in FIG. 4, an annular cooling pipe 52 filled with a cooling liquid such as water or oil is provided inside the side plate 21, and the electronic circuit board 41 is disposed below the board storage section 50. The high heat generating element may be located below the side plate 21 in some cases.

As described above, the annular cooling pipe 52 filled with the cooling liquid is provided inside the side plate 21 and the high heating element is positioned below the side plate 21 so that the cooling liquid heated by the high heating element is naturally cooled. It can be circulated by convection. Therefore, the personal computer 10 can further improve the cooling effect of the high heat generating element.

However, a pump for circulating the coolant may be provided in the middle of the annular cooling pipe 52 to forcibly circulate the coolant.

As shown in FIG. 5, various drive devices such as a floppy disk drive 60, a hard disk drive 62, and a CD-ROM drive 61, and a device such as a modem and a power supply unit 63 that do not generate a large amount of heat, Installed in part of cabinet 25.

Drive devices such as a floppy disk drive 60 and a CD-ROM drive 61 which require the storage medium to be inserted and removed are arranged in front of the cabinet 25. In addition, a storage medium access port is provided so as to be exposed from the cabinet 25.

Further, a device such as the hard disk drive 62 which does not require the storage medium to be inserted or removed, Devices such as a modem and a power supply unit 63 that do not normally need to be directly touched are arranged behind the cabinet 25.

Although it is possible to mount these drive devices separately from each other, it is preferable to mount them collectively near the electronic circuit board 41.

As described above, since various drive devices and devices such as a modem that generate a small amount of heat are incorporated in the cabinet 25, these devices become obstacles for performing office work on the top plate 20. And never. Therefore, the personal computer 10 or the desk for a personal computer can be provided which is less likely to hinder office work.

Further, so-called user interfaces such as the display 30, the keyboard 31 and the mouse 32 are arranged on the top board 20. Further, of these user interfaces, the display 30 is mounted so as to be housed on the top plate 20.

For example, a thin liquid crystal display is used as the display 30, and the top plate 20 is provided with a recessed portion capable of accommodating the display 30 to form a display storage portion 70, as shown in FIG. . Further, a lid 71 for closing the display storage unit 70 may be provided. Further, the vicinity of the lower end of the display 30 may be rotatably attached to the display storage portion 70 of the top plate 20 using the hinge 72.

Thus, when the display 30 is not used by attaching the display 30 to the top plate 20 so that it can be stored, the display 30 is stored in the display storage section 70, and the lid 71 is closed, so that general office work can be performed. Office work can be performed on the top plate 20 in the same manner as the work desk.

Further, with respect to the keyboard 31 and the mouse 32, a keyboard terminal 73 and a mouse terminal 74 are provided at the end of the top plate 20 to facilitate connection and removal thereof.

Note that the keyboard terminal 73 and the mouse terminal 74 may be provided on the side plate 21, and are not limited to being provided on the end of the top plate 20.

As described above, the display 30 is stored in the top plate 20 when not in use, and the keyboard 31 and the mouse 32 can be easily removed when not in use. Therefore, the personal computer 10 can be made less likely to hinder office work. As described above, the personal computer 10 includes the top plate 20, the side plate 21, and the cabinet 25, and is formed in substantially the same shape as a general office desk. Is used as a heat radiating plate for high heat generating elements such as the CPU 40, the display 30 can be housed in the top plate 20, the electronic circuit board 41 is incorporated near the side plate 21, and the drive device etc. It is built inside.

Therefore, it is possible to provide the personal computer 10 that has a good cooling effect of the high heat generating element and is less likely to hinder office work.

In addition, the desk in which the user interface, the high heat generating element, and the drive device are dispersedly housed as described above is designed so as to assemble a personal computer 10 having a good cooling effect of the high heat generating element. It can house a sonar computer.

Further, it is easy to set a large space for the board storage unit 50, and by replacing only the electronic circuit board 41 such as the main board, it is possible to easily and inexpensively enhance the function of the personal computer 10 by replacing the electronic circuit board 41 such as the main board. it can.

For this reason, the personal computer 10 and the personal computer desk which can cope with a further increase in the calorific value of the CPU 40 accompanying a further increase in the arithmetic processing speed of the CPU 40 expected in the future can be provided.

The fixing plate to which the electronic circuit board 41 is attached may be used not only as the side plate 21 of the desk but also as the bottom plate of the cabinet 25.

In addition, the personal computer 10 has an advantage that there is no noise generated by the cooling fan because the cooling fan is not used for cooling the CPU 40. Further, the disk-shaped personal computer has an advantage that the risk of being stolen like the notebook personal computer 10 is small.

In the present embodiment, the display 30 is mounted so that the liquid crystal display can be housed in the top plate 20. However, a thin flat display may be simply placed on the top plate 20. It is not limited to the case where it can be stored in a room.

Further, in the present embodiment, the keyboard 31 is arranged on the top 20, but may be arranged in a drawer 29 provided below the top 20 and provided below the top 20. Yes, it is not limited to the case where it is arranged on the top plate 20.

Industrial applicability

The present invention relates to a desk for personal computers and personal computers ₍

Claims

The scope of the claims

1. A top plate on which the user interface of a personal computer can be placed, and a metal flat plate-shaped fixing plate that forms part of the desk, transferring the heat of the CPU and other high-heat-generating elements to the fixed plate A personal computer desk, comprising: a fixing plate for mounting an electronic circuit board as possible; and a cabinet in which a drive device of the personal computer can be installed.

2. The personal computer desk according to claim 1, wherein the fixing plate is a side plate of the desk and has a substrate storage portion.

3. The personal computer desk according to claim 1, wherein the fixing plate has a plurality of radiating fins.

4. The personal computer desk according to claim 1, wherein the fixing plate includes a water cooling mechanism.

5. The desk for a personal computer according to claim 1, wherein the top plate is fixed so that a flat display can be stored.

6. A personal computer that is formed in the shape of an office desk with a top plate, side plates, and a cabinet, and a user interface is arranged on the top plate, and an electronic circuit equipped with a CPu, etc. A personal computer, wherein a substrate is attached to the side plate so that heat generated by the CPU or the like can be transmitted to the side plate, and a drive device is incorporated inside the cabinet.

7. The personal computer according to claim 6, wherein a heat radiation fin is provided on the side plate.

8. The personal computer according to claim 6, wherein a cooling pipe capable of circulating a cooling liquid is provided inside the side plate.

9. The personal computer according to claim 6, wherein the display is mounted on the top plate so as to be housed.