JP2021086293A - Shielding door fitting member, exhaust heat separating device and computer room air conditioning system - Google Patents

Abstract

To provide a shielding door fitting member, an exhaust heat separating device and a computer room air conditioning system, with which it is possible to easily attach a shielding door even when changing the configuration of rack columns.SOLUTION: A shielding door fitting member of the present invention is used for attaching a shielding door to an exhaust heat separating device equipped with a pair of rack columns in which a plurality of accommodation racks for accommodating information processing apparatuses are arranged along a first direction and which is arranged facing each other, a passage provided between the pair of rack columns, and a shielding door for covering one end of the passage in the first direction. The shielding door fitting member comprises: a first member attached to a first rack column end, on one side in the first direction, of a first rack column which is one of the pair of rack columns, for changing the support position of the shielding door in the first direction and in the vertical direction; and a second member attached to the first rack column end, for covering a gap between the first rack column end and the shielding door. The first member includes a connecting metal fixture for connecting the first member and the first rack column end and a position adjustment mechanism capable of adjusting the position of the connecting metal fixture.SELECTED DRAWING: Figure 5

Description

The present invention relates to a shielding door mounting member, an exhaust heat separator, and a computer room air conditioning system.

Conventionally, in a computer room, cooling air is introduced into the accommodating rack from the intake surface of the accommodating rack accommodating the information processing equipment, and the hot air after cooling the information processing equipment in the accommodating rack is introduced into the upper surface and the back surface of the accommodating rack. There is known a computer room air-conditioning system that discharges air from an exhaust outlet provided in. In the computer room, for example, a pair of rows of accommodating racks arranged side by side are arranged so that the intake surfaces face each other with the aisle in between, and the cooling air blown out from the air conditioner passes through the aisle. It is supplied to the containment rack.

In this type of computer room air conditioning system, the technology related to the exhaust heat separation device that shields the passage is known in order to efficiently cool the information processing equipment in the accommodation rack without inviting the hot air to sneak into the intake surface side. (See, for example, Patent Document 1). In this exhaust heat separation device, the passage is shielded by installing a shielding door at the end of the overhead row.

JP-A-2017-187231

In the computer room air-conditioning system, the configuration of the overhead row in the exhaust heat separator may be changed due to reasons such as an increase or decrease in information processing equipment and a renewal of the accommodation rack. When installing a shielding door in the exhaust heat separation device, it is necessary to align the positions of the ends in a pair of overhead rows. However, by changing the configuration of the overhead rows as described above, the positions of the ends of the pair of overhead rows may be displaced from each other. Further, the shielding door is attached to the accommodation rack located at the end of the overhead row by, for example, screwing, but the accommodation rack located at the end of the overhead row is changed by changing the configuration of the overhead row as described above. The position of the screw hole for mounting the door in the above may be displaced. When the configuration of the overhead row is changed in the exhaust heat separation device in this way, it takes time and effort to attach the shielding door.

In view of the above circumstances, it is an object of the present invention to provide a shielding door mounting member, a heat exhaust separating device, and an air conditioning system for a computer room, which can easily mount a shielding door even when the configuration of the overhead row is changed.

In order to solve the above problems, the shielding door mounting member according to the first aspect of the present invention has a pair of racks in which a plurality of accommodating racks accommodating information processing devices are arranged along the first direction and are arranged to face each other. A shielding door mounting member that attaches the shielding door to an exhaust heat separation device including a row, a passage provided between the pair of overhead rows, and a shielding door covering the end of the passage in the first direction. Therefore, it is attached to the end of the first overhead row on one side in the first direction in one first row of the pair of overhead rows, and changes the support position of the shielding door in the first direction and the vertical direction. It has one member and a second member attached to the first overhead row end portion and covering the gap between the first overhead row end portion and the shielding door, and the first member is the first member. It is characterized by including a connecting metal fitting for connecting the first overhead row end portion and a position adjusting mechanism capable of adjusting the position of the connecting metal fitting.

According to the shielding door mounting member of the above aspect, for example, when the configurations of the first overhead row and the second overhead row are changed, the positions of the first overhead row end and the second overhead row end are displaced. However, the shielding door can be easily attached. Further, even if the position of the screw hole of the first accommodating rack changes due to the change in the configuration of the overhead row, the first member is attached to the first accommodating rack by using the position adjusting mechanism of the first member. be able to.

In the above aspect, it is attached to one of the first upper surface of the first storage rack located on one end side of the first overhead row and the second upper surface of the second storage rack located on one end side of the second overhead row. It is preferable to have a third member for adjusting the difference in height between the first upper surface and the second upper surface.
According to this configuration, the heights of the first overhead row end portion and the second overhead row end portion can be made uniform by the third member.

In the above aspect, the width of the first member in the first direction is narrower than the minimum width in the first direction of the first row or the plurality of accommodating racks constituting the second row. Is preferable.
In this case, the first member and the second member are made of a member thinner than the accommodating rack, that is, a structure different from the accommodating rack.

In the above aspect, it is preferable that the first member has a panel support portion that supports a shielding panel that covers the upper surface of the passage.
According to this configuration, the first member can support the shielding panel corresponding to the width of the second accommodating rack.

In the above aspect, it is preferable that the metal fitting position adjusting mechanism has a rail portion that movably holds the connecting metal fitting along the width direction of the passage orthogonal to the first direction.
According to this configuration, the position of the connecting metal fitting with respect to the first accommodating rack can be adjusted by moving the connecting metal fitting along the rail portion.

In the above aspect, it is preferable that the rail portion includes a plurality of rails arranged side by side in the vertical direction.
According to this configuration, the height of the rail portion a can be adjusted by changing the height of the rail to which the connecting metal fitting is attached.

In the above aspect, the shielding door is a sliding door that slides along a direction intersecting the first direction of the passage, and the second member has a guide member that guides the sliding operation of the shielding door. It is preferable to have it.
According to this configuration, it is possible to suppress the runout of the shielding door in the first direction.

The exhaust heat separation device according to the second aspect of the present invention can open and close the shielding door mounting member of the first aspect, the first row, the second row, the passage, and the passage. It is characterized in that it is provided with the shielding door that covers the door.

According to the exhaust heat separation device of the above aspect, for example, when the configurations of the first overhead row and the second overhead row are changed, the positions of the first overhead row end and the second overhead row end are displaced. However, the shielding door can be easily attached.

The computer room air-conditioning system according to the third aspect of the present invention includes the exhaust heat separation device of the second aspect and an air conditioner that supplies cooling air for cooling the information processing device to the exhaust heat separation device. , It is characterized in that.

According to the computer room air-conditioning system of the above aspect, since the exhaust heat separation device that can easily attach the shielding door when the configuration of the first row and the second row is changed is provided, it is easy to change the configuration of the row. It is possible to provide a highly versatile and high-value-added system that can handle the above.

According to the present invention, the shielding door can be easily attached even when the configuration of the overhead row is changed.

It is a figure which shows the whole structure of the computer room air-conditioning system which concerns on 1st Embodiment. It is a figure which shows the schematic cross section of the computer room air-conditioning system. It is a figure which shows the structure of the shielding door. It is an enlarged view of the attachment part with respect to the overhead row of the 2nd shielding door. It is a figure which shows the schematic structure of the shielding door mounting member. It is an enlarged view of the main part which shows the structure of the connecting part of the 1st member. It is an enlarged view of the front end portion of the overhead row in the exhaust heat separation apparatus of 2nd Embodiment. It is a figure which shows the structure of the shielding door mounting member which concerns on the modification.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings. In the drawings used in the description, the XYZ coordinate system is shown as a three-dimensional Cartesian coordinate system as appropriate. In the XYZ coordinate system, the Z-axis direction is a vertical direction (vertical direction) in which the + Z side is the "upper side" and the −Z side is the "lower side". Further, the X-axis direction is a direction orthogonal to the Z-axis direction, which is a direction in which a plurality of accommodating racks are arranged (first direction), the + X side is the "front side", and the -X side is the "rear side". This is the front-back direction (first direction). Further, the Y-axis direction is a direction orthogonal to the X-axis direction and the Z-axis direction, and is a direction in which a pair of overhead rows face each other, with the + Y side as the "right side" and the -Y side as the "left side". It is in the left-right direction.

(First Embodiment)
FIG. 1 is a diagram showing an overall configuration of the computer room air conditioning system 100 according to the present embodiment, and FIG. 2 is a diagram showing a schematic cross section of the computer room air conditioning system 100.
As shown in FIGS. 1 and 2, the computer room air-conditioning system 100 is used in, for example, a computer room 101 formed in a substantially box shape. The computer room air conditioning system 100 includes an exhaust heat separation device 10 and an air conditioner 11 that supplies cooling air to the exhaust heat separation device 10. The computer room 101 is surrounded by a floor 1, a wall (not shown), and a ceiling, and a double floor 2 is provided so as to be separated from the floor 1 upward.

The exhaust heat separation device 10 includes a pair of overhead rows R, a passage 4, a plurality of shielding panels 20, a pair of shielding doors 30, and a shielding door mounting member 40.

The pair of overhead rows R includes a first overhead row R1 and a second overhead row R2. The first overhead row R1 and the second overhead row R2 are installed so as to face each other on the double floor 2. The first overhead row R1 and the second overhead row R2 are composed of a plurality of accommodating racks 3 arranged side by side along the X-axis direction. The lateral width (width in the X-axis direction) of the accommodating rack 3 is set to, for example, about 600 to 900 mm.

The passage 4 is formed on the double floor 2 provided between the first overhead row R1 and the second overhead row R2. The first overhead row R1 is located on the left side of the aisle 4 extending along the X-axis direction, and the second overhead row R2 is located on the right side of the aisle 4 extending along the X-axis direction. An internal space 5 is provided under the double floor 2, and the electrical wiring and the like of each storage rack 3 are housed in the internal space 5.

Further, a large number of blowout holes 8 are formed on the passage 4. The underfloor internal space 5 and the passage 4 are communicated with each other so as to be ventilated through the plurality of blowout holes 8.

The plurality of shielding panels 20 are provided so as to straddle between the upper surfaces of the accommodating racks 3 arranged so as to face each other across the passage 4. Each shielding panel 20 separates the cooling air flow section in the passage 4 from the hot air flow section above the accommodating rack 3.

One end side (for example, the right end side) of each shielding panel 20 is attached to the upper surface of the accommodation rack 3 as a fixed end, and the other end side (for example, the left end side) is installed as a free end that is not fixed to the upper surface of the accommodation rack 3. Will be done.

In the computer room air conditioning system 100 of the present embodiment, one end side of the shielding panel 20 is a fixed end connected to the fixed structure (accommodation rack 3), and the other end side of the shielding panel 20 is the fixed structure (accommodation rack 3). ) Is placed as a free end that is not connected. Therefore, for example, when an earthquake occurs, the shielding panel 20 swings on the free end side to follow the displacement between the accommodating racks, and damage to the shielding panel 20 can be prevented.

The pair of shielding doors 30 are provided so as to cover both ends of the passage 4 in the front-rear direction (Y-axis direction). The pair of shielding doors 30 includes a first shielding door 30A and a second shielding door 30B.
In the present embodiment, the first shielding door 30A covers the front side (one side in the first direction) of the passage 4, and the second shielding door 30B covers the rear side (the other side in the first direction) of the passage 4.

The first shielding door 30A and the second shielding door 30B separate the cooling air flow section in the passage 4 from the flow section of the thermal space outside the passage 4. In the present embodiment, the passage 4 is surrounded by the first overhead row R1 and the second overhead row R2, a plurality of shielding panels 20, the first shielding door 30A, and the second shielding door 30B on the double floor 2. It is composed of a closed space S.

The air conditioner 11 is installed on the double floor 2 outside the passage 4. The air conditioner 11 sucks the hot air exhausted from the accommodating rack 3 from the suction port 11a and cools the air, and the air cooled in the air conditioner 11 (cooling air) is introduced into the internal space 5 from the outlet 11b on the bottom surface. Send to.

The cooling air supplied from the air conditioner 11 to the internal space 5 is supplied into the passage 4 through the blowout hole 8. Each storage rack 3 is formed in a box shape, and an information processing device 7 such as a computer or a communication device is housed inside. Each accommodation rack 3 is provided with an intake surface 3b on the front surface side and an exhaust surface 3c on the back surface side. The information processing device 7 housed in the storage rack 3 takes in cooling air from the passage 4 side by a built-in exhaust fan, and cools the information processing device 7 by the cooling air. The cooling air that cools the information processing device 7 becomes hot air and is discharged to the outside from the exhaust surface 3c.

Subsequently, the configurations of the first shielding door 30A and the second shielding door 30B will be described. The configurations of the first shielding door 30A and the second shielding door 30B are the same. Hereinafter, when the first shielding door 30A and the second shielding door 30B are not particularly distinguished, they are simply referred to as the shielding door 30.

FIG. 3 is a diagram showing the configuration of the shielding door 30. As shown in FIG. 3, the shielding door 30 of the present embodiment is a sliding door that covers the end of the passage 4 and slides in the left-right direction (second direction) orthogonal to the front-rear direction. The shielding door 30 includes a pair of rail portions 30a, a pair of door portions 30b, and a cover member 33.

The rail portion 30a slidably supports the corresponding door portion 30b. The door portion 30b can slide along the rail portion 30a by rotating the roller portion attached to the upper end portion thereof in the rail portion 30a, for example. The sliding operation of the door portion 30b with respect to the rail portion 30a may be performed by either electric operation or manual operation. The cover member 33 is a member that covers the ends of the pair of rail portions 30a.

Here, for example, the second shielding door 30B will be taken as an example to explain the mounting structure for the first overhead row R1 and the second overhead row R2. Hereinafter, the first overhead row R1 and the second overhead row R2 may be collectively referred to as the overhead rows R1 and R2.

FIG. 4 is an enlarged view of the attachment portion of the second shielding door 30B to the overhead rows R1 and R2.
The second shielding door 30B is attached to the rear end portions (the other side in the first direction) R1b and R2b of the overhead rows R1 and R2. Since the accommodating racks 3 located at the rear end portions R1b and R2b of the overhead rows R1 and R2 have the same shape, the positions of the rear end portions R1b and R2b of the overhead rows R1 and R2 in the front-rear direction are the same. ing.

One of the rail portions 30a constituting the second shielding door 30B is attached to the accommodating rack 3 located at the rear end portion R1b of the first overhead row R1 via the mounting bracket 32. The other side of the rail portion 30a constituting the second shielding door 30B is attached to the accommodating rack 3 located at the rear end portion R2b of the second overhead row R2 via the mounting bracket 32.

Specifically, each rail portion 30a is fixed to the upper surface 3a of the corresponding accommodating rack 3 via the mounting bracket 32. The rail portion 30a is attached to the accommodation rack 3 by tightening the screw member 15 inserted into the mounting bracket 32 into a screw hole (not shown) formed in the upper surface 3a of the accommodation rack 3. Each door portion 30b supported by each rail portion 30a slides along the rail portion 30a to shield half of the passage 4.

A pair of guide members 44 are provided at the lower ends of the accommodating racks 3 located at the rear end portions R1b and R2b. The pair of guide members 44 guide the sliding movement of each door portion 30b. Each guide member 44 has a pin member extending in the vertical direction. For example, by fitting the pin member into a groove (not shown) formed on the lower surface of the corresponding door portion 30b, each door portion 30b Guide the slide movement of. In this way, each guide member 44 suppresses the runout in the front-rear direction (X-axis direction) that occurs at the lower end of the corresponding door portion 30b.

In the present embodiment, the positions of the rear end portions R1b and R2b of the overhead rows R1 and R2 to which the second shielding door 30B is attached are aligned in the front-rear direction. Therefore, each door portion 30b supported by a pair of rail portions 30a attached to the rear end portions R1b and R2b constitutes a second shielding door 30B that shields the passage 4 with the ends abutting each other. .. Therefore, the second shielding door 30B can shield the rear side of the passage 4 without a gap.

By the way, in the computer room air-conditioning system 100, the configurations of the overhead rows R1 and R2 in the exhaust heat separation device 10 may be changed due to reasons such as an increase or decrease in information processing equipment and a renewal of the accommodation rack. For example, in order to change the type, size, or quantity of the information processing device 7 housed in the exhaust heat separation device 110 according to the application, the configurations of the overhead columns R1 and R2 are changed.

In the computer room air-conditioning system 100 of the present embodiment, by changing the configuration of the overhead rows R1 and R2, the accommodation rack 3 installed at the end of the front side (one side in the first direction) of the overhead rows R1 and R2. The type is different. Hereinafter, the accommodation rack 3 located at the front end of the first overhead row R1 (the end of the first overhead row on one side in the first direction) is referred to as the first accommodation rack 51, and the front end of the second overhead row R2 ( The accommodating rack 3 located at the end of the second column on one side in the first direction) is referred to as a second accommodating rack 52.

FIG. 5 is an enlarged view showing the front end portions R1a and R2a of the overhead rows R1 and R2.
As shown in FIG. 5, in the exhaust heat separation device 110 of the present embodiment, the lateral width (width in the X direction) of the first accommodating rack 51 is smaller than the lateral width of the second accommodating rack 52. Further, the depth width (width in the Y direction) of the first storage rack 51 is equal to the depth width of the second storage rack 52.

In the exhaust heat separation device 10 of the present embodiment, the positions of the overhead rows R1 and R2 at the front end portions R1a and R2a are not aligned in the front-rear direction, and the front end portion R1a is located behind the front end portion R2a. There is.

Since the rear end portions R1b and R2b of the overhead rows R1 and R2 are aligned in the front-rear direction, the second shielding door 30B can be directly attached to the rear end portions R1b and R2b. On the other hand, since the front end portions R1a and R2a of the overhead rows R1 and R2 to which the first shielding door 30A is attached are not aligned in the front-rear direction, the first shielding door 30A is directly attached to the front side end portions R1a and R2a. Can't.

In the exhaust heat separation device 10 of the present embodiment, the first shielding door 30A is attached to the front end portions R1a and R2a of the overhead rows R1 and R2 by using the shielding door attaching member 40. As the shielding door mounting member 40, a member having a width corresponding to the amount of misalignment of the front end portions R1a and R2a of the overhead rows R1 and R2 is used.

Specifically, one of the rail portions 30a constituting the first shielding door 30A is attached to the front end portion R1a (first accommodating rack 51) of the first overhead row R1 via the shielding door mounting member 40. The other side of the rail portion 30a constituting the first shielding door 30A is directly attached to the front end portion R2a (second accommodating rack 52) of the second overhead row R2.

The shielding door mounting member 40 has a first member 41 and a second member 42. The first member 41 and the second member 42 are arranged in a substantially L shape.

The first member 41 is attached to the first accommodating rack 51 located at the front end portion R1a of the first overhead row R1. The first member 41 is a prismatic member that defines the support position of the first shielding door 30A in the front-rear direction and the up-down direction. The depth width (width in the Y direction) of the first member 41 is set to, for example, 600 mm or more. The first member 41 has a connecting portion 45 used for connecting to the front end portion R1a.

The first member 41 is made of, for example, a metal having a predetermined rigidity. The first member 41 has a rail mounting screw hole 41a1 on the upper surface 41a for mounting one of the rail portions 30a constituting the first shielding door 30A. The rail mounting screw holes 41a1 are formed at positions corresponding to the mounting brackets 32 of the rail portion 30a. The mounting bracket 32 is attached to the rail portion 30a via the screw member 14.

The rail portion 30a is attached to the first member 41 by tightening the screw member 16 inserted into the mounting bracket 32 into the rail mounting screw hole 41a1. The first member 41 is attached in contact with the side surface 51b of the first accommodating rack 51 located at the front end portion R1a.

The lateral width (width in the front-rear direction) of the first member 41 is set to the same value as the amount of displacement of the positions of the front end portions R1a and R2a of the overhead rows R1 and R2 in the front-rear direction. The lateral width of the first member 41 is narrower than the minimum width (600 mm) of the plurality of accommodating racks 3 constituting the overhead rows R1 and R2, and is set to, for example, 50 to 300 mm. In the present embodiment, the first member 41 is composed of a member thinner than the accommodating rack 3, that is, a member composed of a structure different from the accommodating rack 3.

Specifically, the first member 41 is a position of the rail mounting screw hole 41a1 in the front-rear direction and a rail portion mounting screw hole 52a1 formed on the upper surface 52a of the second accommodating rack 52 located at the front end portion R2a. Match the position in the front-back direction. As a result, the position of the rail portion 31a attached to the first member 41 in the front-rear direction coincides with the position of the rail portion 31a attached to the second accommodating rack 52 in the front-rear direction. Therefore, since the positions of the pair of rail portions 30a constituting the first shielding door 30A coincide with each other in the front-rear direction, the door portions 30b supported by the pair of rail portions 30a abut each other's ends to cover the passage 4. A sliding door can be configured.

In the exhaust heat separation device 10 of the present embodiment, the shielding panel 20 is provided so as to straddle between the upper surfaces 51a and 52a of the first accommodating rack 51 and the second accommodating rack 52.

The combined lateral width (width in the X-axis direction) of the upper surface 51a of the first accommodating rack 51 and the upper surface 41a of the first member 41 coincides with the lateral width of the upper surface 52a of the second accommodating rack 52. Therefore, in the exhaust heat separation device 10 of the present embodiment, the shielding panel 20 straddling between the upper surfaces 51a and 52a of the first accommodation rack 51 and the second accommodation rack 52 is a shielding panel corresponding to the width of the second accommodation rack 52. 20 can also be used. The first member 41 has a panel support portion 60 that supports the shielding panel 20. Therefore, the first member 41 can support the shielding panel 20 corresponding to the width of the second accommodating rack 52.

FIG. 6 is an enlarged view of a main part showing the configuration of the connecting portion 45 of the first member 41.
As shown in FIG. 6, the connecting portion 45 includes a connecting metal fitting 46 and a position adjusting mechanism 47. The connecting metal fitting 46 is composed of a sheet metal member having a substantially L-shaped cross section. The connecting metal fitting 46 connects the first member 41 and the front end portion R1a of the overhead row R1. Specifically, the connecting metal fitting 46 is fixed by the screw member 17 to the rail portion mounting screw hole 51a1 formed on the upper surface 51a of the first accommodating rack 51 (see FIG. 5). The position adjusting mechanism 47 is a mechanism capable of adjusting the mounting position of the connecting metal fitting 46.

The position adjusting mechanism 47 has a rail portion 48 that movably holds the connecting metal fitting 46 along the width direction of the passage 4. The rail portion 48 includes a plurality of rails 48a arranged side by side in the vertical direction. The position of the connecting metal fitting 46 in the length direction of the rail 48a is fixed by tightening the screw member 18 to the top member 48b movably provided on the rail 48a, for example.

For example, the depth width of the first accommodating rack 51 to which one of the rail portions 30a is attached via the first member 41 may be different from the depth width of the second accommodating rack 52 to which the other of the rail portions 30a is directly attached. In this case, the distance between the rail portion mounting screw holes 51a1 formed on the upper surface 51a of the first accommodating rack 51 is different from the spacing between the rail portion mounting screw holes 52a1 formed on the upper surface 52a of the second accommodating rack 52.

According to the first member 41 of the present embodiment, even if the depth width of the first accommodating rack 51 and the depth width of the second accommodating rack 52 are different, the connecting metal fitting 46 is provided along the rail 48a of the position adjusting mechanism 47. By moving the position, the position of the connecting metal fitting 46 can be adjusted to the rail portion mounting screw hole 51a1 formed on the upper surface 51a of the first accommodating rack 51.

Therefore, even if the position of the rail portion mounting screw hole 51a1 formed on the upper surface 51a of the first accommodating rack 51 of the first member 41 changes, the position of the connecting metal fitting 46 can be adjusted by the position adjusting mechanism 47. , The first member 41 (connecting metal fitting 46) can be securely attached to the front end portion R1a of the first overhead row R1.

Further, the position adjusting mechanism 47 can adjust the height of the rail portion 48 with respect to the upper surface 51a of the first accommodating rack 51 by changing the height of the rail 48a to which the connecting metal fitting 46 is attached. That is, the rail portion 48 is located above or below the upper surface 51a of the first accommodating rack 51 by adjusting the height.

According to the position adjusting mechanism 47, by adjusting the height of the rail portion 48 with respect to the upper surface 51a of the first accommodating rack 51, the height of the upper surface 41a of the first member 41 to which the rail portion 30a is attached is adjusted to the height of the first accommodating rack 51. It can be adjusted with respect to the upper surface 51a of. That is, the position adjusting mechanism 47 can adjust the height of supporting the rail portion 30a.

The door portion 30b attached to the first member 41 is provided at a position away from the side surface 51b of the first accommodating rack 51. Therefore, a gap is formed between the side surface 51b of the first accommodating rack 51 and the door 31b. The shielding door mounting member 40 of the present embodiment has a second member 42 that covers a gap between the side surface 51b and the door 31b of the first accommodating rack 51. The second member 42 covers the passage 4 communicating with the outside by a gap.

The second member 42 is a member having a substantially L-shaped cross section or a prismatic cross section. The width of the second member 42 is set to be the same as the width of the first member 41, and is narrower than the minimum width of the plurality of accommodating racks 3 constituting the overhead rows R1 and R2. In the present embodiment, the second member 42 is composed of a member thinner than the accommodating rack 3, that is, a member composed of a structure different from the accommodating rack 3. The second member 42 is attached to the front end portion R1a so as to extend in the vertical direction. The second member 42 may be integrally formed with the first member 41, or may be formed separately from the first member 41. The lower portion of the second member 42 is fixed to the floor 1 with bolts (not shown) like the accommodation rack 3.

The second member 42 and the first member 41 are in contact with each other. A sponge member may be sandwiched between the second member 42 and the first member 41. Thereby, the gap generated between the first member 41 and the second member 42 can be eliminated.

A guide member 44 (see FIG. 5) is provided at the lower end of the second member 42. The guide member 44 suppresses runout in the front-rear direction that occurs at the lower end of one of the doors 30b constituting the first shielding door 30A.

The door 31b supported by the rail portion 31a attached to the front end portion R1a of the first overhead row R1 by using the shielding door mounting member 40 can cover the left half of the front side of the passage 4 without a gap.

Further, as described above, the rail portion 30a supporting the other (right side) door portion 30b constituting the first shielding door 30A is directly attached to the front end portion R2a of the overhead row R2. That is, the mounting bracket 31b1 of the rail portion 30a is fixed to the rail portion mounting screw hole 52a1 formed on the upper surface 52a of the second accommodating rack 52 located at the front end portion R2a of the overhead row R2 via the screw member 17. Rail. Therefore, the door portion 30b supported by the rail portion 30a attached to the rear end portion R2b can cover the right half of the front side of the passage 4 without a gap.

A guide member 44 is provided at the lower end of the second accommodating rack 52. The guide member 44 suppresses runout in the front-rear direction that occurs at the lower end of the other door portion 30b that constitutes the first shielding door 30A.

As described above, according to the shielding door mounting member 40 of the present embodiment, even when the positions of the ends (front end portions R1a, R2a) of the overhead rows R1 and R2 are displaced in the front-rear direction (first direction). , The shielding door 30 can be easily attached.

Therefore, according to the exhaust heat separation device 10 of the present embodiment, even if the positions of the front end portions R1a and R2a are displaced when the configurations of the overhead rows R1 and R2 are changed according to the application, the shielding door is attached. The shielding door 30 can be easily attached by using the member 40.

Further, in the exhaust heat separation device 10 of the present embodiment, since both ends of the passage 4 in the front-rear direction are covered without gaps by the first shielding door 30A and the second shielding door 30B, the cooling air flow portion and the passage in the passage 4 are covered. It is possible to satisfactorily separate the flow portion of the thermal space outside of No. 4.

Therefore, according to the computer room air-conditioning system 100 of the present embodiment, the exhaust heat separation device 10 is provided so that the shielding door 30 can be easily attached when the configurations of the overhead rows R1 and R2 are changed. Therefore, according to the computer room air-conditioning system 100 of the present embodiment, it is possible to provide a highly versatile and high-value-added system that can easily cope with a configuration change of the overhead rows R1 and R2.

(Second Embodiment)
Subsequently, the configuration of the exhaust heat separation device according to the second embodiment will be described. The difference between the first embodiment and the present embodiment is the configuration of the shielding door mounting member. Therefore, in the following description, the same reference numerals are given to the configurations common to those of the first embodiment, and detailed description thereof will be omitted.

FIG. 7 is an enlarged view of the front end portions of the overhead rows R1 and R2 in the exhaust heat separation device 210 of the present embodiment. In FIG. 7, in order to make the figure easier to see, the illustration of the first shielding door 30A attached to the front end portions R1a and R2a of the overhead rows R1 and R2 is omitted.

In the exhaust heat separation device 10 of the first embodiment, the front end portion R1a of the overhead row R1 is located behind the front end portion R2a of the overhead row R2, and the heights of the front end portions R1a and R2a are the same. .. On the other hand, in the exhaust heat separation device 210 of the present embodiment, as shown in FIG. 7, the positions of the front end portions R1a and R2a in the front-rear direction are displaced, and the heights of the front side end portions R1a and R2a are also displaced. .. Specifically, the front end portion R1a is arranged above the front end portion R2a. That is, in the exhaust heat separation device 210 of the present embodiment, a rack having a height lower than that of the second accommodating rack 52 of the first embodiment is used as the second accommodating rack 52 located at the front end portion R2a of the overhead row R2. ing.

In the exhaust heat separation device 210 of the present embodiment, the first shielding door 30A is attached to the front end portions R1a and R2a of the overhead rows R1 and R2 by using the shielding door attaching member 140. The shielding door mounting member 140 of the present embodiment includes a first member 41, a second member 42, and a third member 43.

The rail portion 30a on one side (left side) constituting the first shielding door 30A is attached to the front end portion R1a of the overhead row R1 via the first member 41 as in the first embodiment.
In the exhaust heat separation device 210 of the present embodiment, the third member 43 is attached to the upper surface (second upper surface) 52a of the second accommodating rack 52 located at the front end portion R2a of the overhead row R2. The third member 43 is a member having the same height of the upper surface 51a of the first accommodating rack 51 and the upper surface 52a of the second accommodating rack 52.

The third member 43 has a frame-shaped upper plate portion 143a, a frame-shaped lower plate portion 143b, and a side plate portion 143c that connects the outer peripheral portions of the upper plate portion 143a and the lower plate portion 143b. A rail mounting hole 144a for mounting the rail portion 31a is formed on the upper surface 144 of the upper plate portion 143a.

A plurality of through holes 145 are formed in the lower plate portion 143b. The through hole 145 is formed at a position corresponding to a screw hole (not shown) provided on the upper surface 52a of the second accommodating rack 52. Since the upper plate portion 143a has a frame shape, even when the third member 43 is installed on the second accommodating rack 52, it can be easily inserted into the through hole 145 of the lower plate portion 143b through the opening 146 of the upper plate portion 143a. You can access it. Therefore, the third member 43 can be easily fixed to the second accommodating rack 52 with the screw member 147. Further, the weight of the third member 43 can be reduced by forming the upper plate portion 143a and the lower plate portion 143b into a frame shape.
In the shielding door mounting member 140 of the present embodiment, one end of the shielding panel 20 is attached to the upper surface 144 of the upper plate portion 143a of the third member 43.

In the present embodiment, the rail portion 30a supporting the other (right side) door portion 30b constituting the first shielding door 30A is fixed to the upper surface 52a of the second accommodating rack 52 located at the front end portion R2a of the overhead row R2. It is attached to the third member 43. The mounting bracket 31b1 of the rail portion 30a can be fixed to the rail mounting hole 144a formed in the upper plate portion 143a of the third member 43 via the screw member 16.

According to the shielding door mounting member 140 of the present embodiment, by mounting the third member 43 on the upper surface 52a of the second accommodating rack 52, the height of the front end portion R1a of the overhead row R1 and the front end portion R2a of the overhead row R2 is high. Can be aligned. Therefore, the door portion 30b supported by the rail portion 30a attached to the third member 43 abuts on the door portion 30b supported by the rail portion 30a attached to the first member 41, so that the front side of the passage 4 is pressed. The first shielding door 30A that covers without a gap can be configured.

As described above, according to the shielding door mounting member 140 of the present embodiment, even if the positions and heights of the ends (front end portions R1a, R2a) of the overhead rows R1 and R2 are deviated, the first shielding door 30A can be easily attached.

Further, according to the exhaust heat separation device 210 of the present embodiment, the positions and heights of the front end portions R1a and R2a of the overhead rows R1 and R2 are changed when the configuration of the overhead rows R1 and R2 is changed according to the application. The shielding door 30 can be easily attached by using the shielding door attaching member 140 even when the displacement occurs.

In the second embodiment, the case where the upper surface 52a of the second accommodating rack 52 is lower than the upper surface 51a of the first accommodating rack 51 is taken as an example, but the second accommodating rack is lower than the upper surface 51a of the first accommodating rack 51. The upper surface 52a of 52 may be high.
In this case, even if the heights of the front end portions R1a and R2a of the overhead rows R1 and R2 are made uniform by the third member 43 attached to the upper surface 51a of the first accommodating rack 51 and the first member 41 is attached to the third member 43. Good. For example, when the difference in height between the upper surface 51a and the upper surface 52a is smaller than the height adjustment width in the connecting portion 45 (position adjusting mechanism 47) of the first member 41, the height of the connecting portion 45 instead of the third member 43. The adjustment function may be used.

FIG. 8 is a cross-sectional view showing a main part configuration of the shielding door mounting member 240 according to the modified example. The shielding door mounting member 340 shown in FIG. 8 is a modified example of the shielding door mounting member 140 of the second embodiment.
As shown in FIG. 8, the shielding door mounting member 240 further includes a fan 61 provided on the third member 43 and a control unit 62. The side plate portion 143c of the third member 43 is formed with an opening 149 in a portion facing the passage 4. The fan 61 is attached to the opening 149. A plurality of openings 149 may be formed along the front-rear direction of the passage 4, and fans 61 may be arranged in each opening 149.

The control unit 62 controls the drive of the fan 61 based on the output result of a pressure sensor (not shown) installed in the passage 4. Specifically, the control unit 62 controls the rotation of the fan 61 so as to eliminate the pressure difference between the inside and outside of the passage 4. According to the shielding door mounting member 230 of this modification, the pressure difference between the inside and outside of the passage 4 can be reduced by controlling the rotation of the fan 61.
An opening may be formed on the side surface of the second member 42 facing the passage 4, and a fan 61 may be installed in the opening to eliminate the pressure difference between the inside and the outside of the passage 4.

The present invention is not limited to the above embodiment, and various design changes can be made without departing from the gist thereof.

For example, in the above embodiment, as the shielding door 30, a slide door in which the ends of the pair of door portions 30b are butted against each other is given as an example, but a slide door for moving one door portion 30b in the left-right direction is adopted. You may. When moving only one door portion 30b, the rail portion 30a supporting the door portion 30b is attached only to the first member 41.

Further, in the above embodiment, the case where the cooling air blown out from the air conditioner 11 is introduced into the passage 4 through the internal space 5 below the double floor 2 has been described as an example, but the air conditioner 11 has been described. The cooling air from the above may be supplied to the outside of the exhaust heat separation device 10 (inside the computer room 101), and the hot air exhausted from the accommodating rack 3 may be introduced into the passage 4.

Further, in the computer room air-conditioning system 100 of the above-described embodiment, a rear exhaust system in which the hot air cooled by the information processing device 7 is exhausted from the exhaust surface 3c provided on the back surface of the accommodating rack 3 has been described as an example. A top exhaust system in which the exhaust surface 3c is provided on the upper surface of the rack 3 may be adopted.

Further, in the computer room air conditioning system 100 of the above embodiment, when one door portion 30b constituting the first shielding door 30A is attached to the front end portion R1a of the first overhead row R1 by using the shielding door attaching member 40. However, when the front end portion R2a of the second overhead row R2 is located behind the front end portion R1a of the first overhead row R1, a shielding door mounting member 40 is used for the front end portion R2a. The other door portion 30b constituting the first shielding door 30A may be attached. Further, a shielding door mounting member may be used for mounting both of the pair of door portions 30b constituting the first shielding door 30A.

3 ... Storage rack, 3a, 41a, 51a, 52a, 144 ... Top surface, 4 ... Passage, 6, 11 ... Air conditioner, 7 ... Information processing equipment, 10, 110, 210 ... Exhaust heat separation device, 20 ... Shielding panel , 30 ... Shielding door, 30a, 31a, 48 ... Rail part, 31b ... Door, 40, 140, 230, 240, 340 ... Shielding door mounting member, 41 ... First member, 42 ... Second member, 43 ... Third Member, 44 ... Guide member, 46 ... Connecting bracket, 47 ... Position adjusting mechanism, 48a ... Rail, 51 ... First accommodation rack, 52 ... Second accommodation rack, 60 ... Panel support, 100 ... Computer room air conditioning system, 101 ... Computer room, R, R1, R2 ... Vertical row, R1 ... 1st vertical row, R2 ... 2nd vertical row.

Claims (9)

A plurality of storage racks for accommodating information processing devices are arranged along the first direction and are provided between the first and second rows arranged opposite to each other and the first and second rows. A shielding door mounting member for attaching the shielding door to an exhaust heat separating device including a passage to be provided and a shielding door covering the end of the passage in the first direction.
A first member attached to the end of the first overhead row on one side in the first direction in the first overhead row and defining a support position of the shielding door in the first direction and the vertical direction.
It has a second member attached to the first overhead row end portion and covering a gap between the first overhead row end portion and the shielding door.
The first member includes a connecting metal fitting that connects the first member and the end portion of the first overhead row, and a position adjusting mechanism that can adjust the position of the connecting metal fitting. Element. The upper surface of the first accommodating rack located at the end of the first row of the first row, or the end of the second row on one side in the first direction in the other second row of the pair of rows. The first aspect of the present invention, wherein the third member is attached to the upper surface of the second accommodating rack located at the portion and has a third member having the same height of the first overhead row end portion and the second overhead row end portion. Shielding door mounting member. The shield door mounting according to claim 1 or 2, wherein the width of the first member and the second member in the first direction is narrower than the minimum width of the plurality of accommodating racks in the first direction. Element. The shielding door mounting member according to any one of claims 1 to 3, wherein the first member has a panel supporting portion that supports a shielding panel that covers the upper surface of the passage. The position adjusting mechanism according to any one of claims 1 to 4, wherein the position adjusting mechanism has a rail portion that adjustably holds the position of the connecting metal fitting in the second direction orthogonal to the first direction. Shielding door mounting member. The shielding door mounting member according to claim 5, wherein the rail portion includes a plurality of rails arranged side by side in the vertical direction. The shielding door is a sliding door that slides along a second direction orthogonal to the first direction.
The shielding door mounting member according to any one of claims 1 to 6, wherein the second member has a guide member for guiding the sliding movement of the shielding door. A pair of stacks in which a plurality of storage racks for accommodating information processing devices are arranged along the first direction and are arranged to face each other,
A passage provided between the pair of overhead rows and
A shielding door covering the end of the passage in the first direction,
A heat exhaust separation device comprising the shielding door mounting member according to any one of claims 1 to 7. The exhaust heat separation device according to claim 8 and
A computer room air-conditioning system including an air conditioner for supplying cooling air for cooling the information processing apparatus to the exhaust heat separation device.

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