JP2005301469A - Cooling structure for computer system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cooling structure for computer system capable of reducing noise to be discharged to the periphery of a housing. <P>SOLUTION: An inlet 3c is provided at a front door 3a of the housing 3, on which a computer 4 is mounted, and an exhaust port 11 is provided so as to pass through the bottom part of the housing 3 and its lower base 2. An exhaust duct 7 is provided at the exhaust port 11, and an exhaust fan 5 is provided at the internal edge of the exhaust duct 7, and exhaust gas from the exhaust duct 7 is exhausted to the inside of a free access 8 at the lower part of the base 2. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a computer device in which a computer is mounted on a casing, and more particularly to a cooling structure thereof.

  Conventionally, there has been a cooling structure of a computer device in which a computer is mounted on a casing as shown in FIG. FIG. 5 is a side view of a conventional computer apparatus. A housing 3 is provided on a base 1 via a base 2, and a computer 4 is mounted in the housing 3. A front door 3a and a rear door 3b are provided on the front and rear surfaces of the housing 3 so as to be openable and closable, respectively, and an intake port 3c is provided at the lower part of the front door 3a, and an exhaust port 3d is provided at the upper part of the rear door 3b. An exhaust fan 5 is provided at the exhaust port 3d.

In the above configuration, the air sucked from the intake hole 3c of the front door 3a cools the computer 4 in the housing 3 as shown by the arrow 6, and is then discharged from the exhaust port 3d to the outside of the housing 3 by the exhaust fan 5. Is done. Patent Document 1 and Patent Document 2 also show a cooling structure for a computer device.
Japanese Patent Laid-Open No. 11-8485 JP 2000-91484 A

  However, in the cooling structure of the conventional computer device shown in FIG. 5, the exhaust fan 5 is provided at the exhaust port 3d of the rear door 3b, so that the noise of the exhaust fan 5 is directly discharged to the outside. The noise emitted to the outside was large.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to obtain a cooling structure for a computer device that can reduce noise discharged around the casing.

  The cooling structure for a computer device according to claim 1 of the present invention is a computer device in which a computer is mounted in a housing having an air inlet around it, and an exhaust port is provided through the bottom of the housing and a base at the bottom thereof. An exhaust duct is provided at the exhaust port, and an exhaust fan is provided at the inner end of the exhaust duct so that the exhaust from the exhaust duct is discharged into the free access below the base.

  According to a second aspect of the present invention, there is provided a cooling structure for a computer device, wherein a computer is mounted in a housing having an air intake port around the computer device, and an exhaust fan is provided in an exhaust port provided through the bottom of the housing and a base therebelow. In addition, an exhaust duct communicating with the exhaust port is provided in the free access below the base.

  According to a third aspect of the present invention, there is provided a cooling structure for a computer device in which a computer is mounted on a housing, and an air inlet and an exhaust port are provided through the bottom of the housing and a base below the housing, and an exhaust fan is provided in the air inlet. And an intake duct and an exhaust duct communicating with the intake port and the exhaust port, respectively, are provided in the free access at the bottom of the base.

  According to a fourth aspect of the present invention, there is provided a cooling structure for a computer apparatus, wherein a partition is provided in the casing, and a bottom portion on one side and the other side partitioned by the partition of the casing. An intake port and an exhaust port are provided through the lower base, an exhaust fan is provided in the exhaust port, and an intake duct and an exhaust duct communicating with the intake port and the exhaust port are provided in the free access at the lower part of the base. It is provided.

  According to a fifth aspect of the present invention, there is provided a computer apparatus cooling structure in which a sound absorbing material is attached to the partition wall.

  As described above, according to the first aspect of the present invention, the noise from the exhaust fan is discharged into the free access through the exhaust duct, so that the noise around the housing can be reduced.

  According to the second aspect, since the noise of the exhaust fan is discharged into the free access through the exhaust duct, the noise around the casing is also reduced. Further, the noise direction can be determined by the direction of the exhaust duct. Furthermore, since the exhaust fan is provided in the exhaust port, the member mounting area in the housing can be expanded.

  According to the third aspect of the present invention, since intake / exhaust is performed not in the vicinity of the casing but in the free access through the base of the casing and the lower base thereof, the noise of the intake / exhaust air around the casing is reduced. be able to. Further, the noise direction is determined by the direction of each duct, and the exhaust fan is provided in the exhaust port, so that the mounting area in the housing can be expanded.

  According to the fourth aspect, since the inside of the housing is partitioned by the partition walls, the flow of air in the housing is rectified and the cooling effect can be enhanced. Other effects are the same as those of the third aspect.

  According to the fifth aspect, since the sound absorbing material is attached to the partition wall, the noise is absorbed and the noise can be reduced. In addition, the same effects as in the fourth aspect are obtained.

Best Embodiment 1
The best mode for carrying out the present invention will be described below with reference to the drawings. FIG. 1 is a sectional side view of an essential part of a cooling structure for a computer apparatus according to Embodiment 1 of the present invention. An air inlet 3c is provided at a lower portion of a front door 3a of a housing 3. An exhaust port 11 is provided through the bottom of the casing 3 and the base 2 below the casing 3, an exhaust duct 7 is provided at the exhaust port 11, and an exhaust fan 5 is provided at the inner end of the exhaust duct 7. It is done. Further, a free access 8 which is a space for wiring is provided between the base 2 and the base 1, and a panel 9 having a hole for wiring is provided on an upper surface of the free access 8 by an appropriate support member. It is supported and provided. In the lower part of the base 2, the panel 9 is removed.

  In the above configuration, the air sucked from the air inlet 3c of the front door 3a flows through the housing 3 as shown by the arrow 10 to cool the computer 4, and then passes through the exhaust fan 5 and the exhaust duct 7 to free access. 8 is discharged. For this reason, noise from the exhaust fan 5 is also discharged into the free access 8 through the exhaust duct 7.

  In the first embodiment, noise from the exhaust fan 5 is discharged into the free access 8 through the exhaust duct 7, so that noise around the housing 3 is reduced.

Embodiment 2
FIG. 2 shows a cross-sectional side view of the main part of the cooling structure of the computer apparatus according to the second embodiment, and an air inlet 3 c is provided on the upper part of the front door 3 a of the housing 3. An exhaust fan 5 is provided in an exhaust port 11 provided through the bottom of the casing 3 and the base 2 below the casing 3, and an exhaust duct 12 communicating with the exhaust port 11 is provided in a free access 8 below the base. Is provided.

  In the above configuration, the air sucked from the air inlet 3c of the front door 3a flows through the housing 3 as shown by the arrow 13 to cool the computer 4, and then is free-accessed via the exhaust fan 5 and the exhaust duct 12. The noise of the exhaust fan 5 is also discharged into the free access 8 through the exhaust duct 12.

  Also in the second embodiment, the noise of the exhaust fan 5 is discharged into the free access 8, so that the noise around the housing 3 is also reduced. Moreover, the noise direction can be determined by the direction of the exhaust duct 12. Further, since the exhaust fan 5 is provided in the exhaust port 11 provided through the bottom of the casing 3 and the base 2 below the casing 3, the mounting area of the members in the casing 3 can be enlarged.

Embodiment 3
FIG. 3 shows a cross-sectional side view of an essential part of the computer apparatus according to the third embodiment. An air inlet 14 and an air outlet 11 are provided through the bottom 2 of the housing 3 and the base 2 below the housing 3, and an exhaust fan 5 is provided in the air outlet 11. In addition, an intake duct 15 and an exhaust duct 12 communicating with the intake port 14 and the exhaust port 11 are provided in the free access 8 respectively.

  In the above configuration, the air sucked from the free access 8 through the intake duct 15 flows through the housing 3 as shown by the arrow 16 to cool the computer 4, and then passes through the exhaust fan 5 and the exhaust duct 12. It is discharged into the free access 8.

  In the third embodiment, since intake / exhaust is performed from within the free access through the bottom of the casing and the base under the casing, and intake / exhaust is not performed from other than the bottom of the casing, Noise is reduced. Further, the noise direction is determined by the direction of the ducts 15 and 12, and since the exhaust fan is provided in the exhaust port, the mounting area in the housing can be expanded.

Embodiment 4
FIG. 4 is a cross-sectional side view of an essential part of the computer apparatus according to the fourth embodiment. The housing 3 is not provided with an intake port or an exhaust port, and a partition wall 17 that divides the interior in half is provided on the bottom. A sound absorbing material 18 is attached to both surfaces of the partition wall 17. The bottom of one side and the other side of the housing 3 and the base 2 on the other side and the lower base 2 are provided through the intake port 14 and the exhaust port 11, and exhausted into the exhaust port 11. If the free fan 8 is provided and the free access 8 is not provided, an intake duct 15 and an exhaust duct 12 that are in communication with the intake port 14 and the exhaust port 11 are provided.

  In the above configuration, the air sucked from the free access 8 through the intake duct 15 flows through the housing 3 as shown by the arrow 19 by providing the partition wall 17, cools the computer 4, and then the exhaust fan 5. And is discharged into the free access 8 through the exhaust duct 12.

  In the fourth embodiment, the flow of air in the housing 3 is rectified by providing the partition wall 17, and the cooling effect can be enhanced. Moreover, noise is absorbed by providing the sound absorbing material 18, and noise can be reduced. In addition, the same effects as in the third embodiment are obtained.

It is a principal part cross-sectional side view of the cooling structure of the computer apparatus by Embodiment 1 of this invention. It is a principal part cross-sectional side view of the cooling structure of the computer apparatus by Embodiment 2. FIG. It is a principal part sectional side view of the cooling structure of the computer apparatus by Embodiment 3. FIG. It is a principal part cross-section side view of the cooling structure of the computer apparatus by Embodiment 4. It is a side view of the conventional computer apparatus.

Explanation of symbols

2 ... Base 3 ... Housing 3c, 14 ... Air intake 4 ... Computer 5 ... Exhaust fan 7 ... Exhaust duct 8 ... Free access 11 ... Exhaust port 12 ... Exhaust duct 15 ... Intake duct 17 ... Bulkhead 18 ... Sound absorbing material

Claims (5)

  In a computer apparatus in which a computer is mounted on a casing having an intake port around it, an exhaust port is provided through the bottom of the casing and a base at the bottom thereof, an exhaust duct is provided at the exhaust port, and an inner end of the exhaust duct is provided. A cooling structure for a computer apparatus, characterized in that an exhaust fan is provided in the exhaust duct so that the exhaust from the exhaust duct is discharged into a free access below the base.   In a computer device in which a computer is mounted in a housing having an air intake port around it, an exhaust fan is provided in an exhaust port provided through the bottom of the housing and a base below the case, and an exhaust port is provided in a free access at the bottom of the base. A cooling structure for a computer device, characterized in that an exhaust duct communicating with the computer is provided.   In a computer device in which a computer is mounted on a housing, an intake port and an exhaust port are provided through the bottom of the housing and a base at the bottom thereof, an exhaust fan is provided in the exhaust port, and communicates with the intake port and the exhaust port, respectively. A cooling structure for a computer device, characterized in that an intake duct and an exhaust duct are provided in a free access below the base.   In a computer device in which a computer is mounted in a housing, a partition wall is erected in the housing, and passes through a bottom portion on one side and the other side partitioned by the partition wall of the housing and a base on the lower side thereof, and an intake port and A cooling structure for a computer apparatus, characterized in that an exhaust port is provided, an exhaust fan is provided in the exhaust port, and an intake duct and an exhaust duct communicating with the intake port and the exhaust port are provided in the free access at the bottom of the base. . 5. The cooling structure for a computer device according to claim 4, wherein a sound absorbing material is attached to the partition wall.

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