The title of the invention: Heat shutter device

Technical field

[0001]

　The present invention relates to a heat shutter device, in particular warm air discharged from the back of the electronic device is a technique for preventing reflux around to the front of the electronic equipment.

Background technique

[0002]

　In the data center or the like, electronic equipment such as servers are installed in a cabinet type rack, a cable connected to the electronic device is integrated into a space on the rear side of the rack. In recent years, increasing number of cable due to the high density of electronic devices, it has become not be sufficiently treated cables. Therefore, in order to facilitate handling cables in the rack, for example, as shown in Figure 7, so that the rack 1 which secures the side spaces S on both sides of the electronic device 2 to expand the width of the rack 1 itself is used It has become. General electronics, internal cooling takes in air from the front, it is exhausting air warmed from the back.

[0003]

　However, in such a rack 1, the reflux of warm air is exhausted from the back B of the electronic device 2 goes around to the front F of the electronic apparatus 2 through the side space S is generated, the intake of the electronic apparatus 2 by the reflux the temperature rises, has become difficult to efficiently cool the electronic device 2. For this reason, the temperature abnormality occurs in the electronic device 2, there are cases where an adverse effect such as a reduction of durability in electronic equipment 2.

[0004]

　Therefore, the rack comprising a heat shutter for preventing the occurrence of reflux in the rack is provided. As the heat shutters, for example, it has been known those described in US Pat.

CITATION

Patent literature

[0005]

Patent Document 1: JP 2007-305754 JP

Summary of the invention

Problems that the Invention is to Solve

[0006]

　However, the existing heat shutter is of a brush type lot, not only liable gap is generated by the processing condition of the cable, could not many of installation in retrofit. In addition, the heat shutter described in Patent Document 1, which attached the sheet insertion port of the cable and so as to insert the cables by forming a size openings required to insert the cable into its seat Because it is, labor is not only take, sheet is broken fear also.

[0007]

　The electronic equipment mounted in the rack is, typically, is sucked from the front, but has a structure to be evacuated from the back, depending on the electronic devices, while others are intake and exhaust from the side of the electronic device, the For electronic devices like, to thereby prevent the intake and exhaust, it is not possible to install a heat shutter.

[0008]

　The present invention is intended that the reflux prevention in accordance with the installation situation of the electronic device in the side space of the rack to provide a heat shutter device which can be easily.

Means for Solving the Problems

[0009]

　The heat shutter device according to the present invention, there is provided a heat shutter device provided in a rack where a plurality mounted electronic apparatus in the height direction of the electronic device while securing the side space for cable wiring on both sides, the back of the electronic apparatus a heat shutter for preventing the reflux around to the front of the electronic device to each electronic apparatus evacuated hot air passes through the side space from a connecting bar which is provided in the height direction of the electronic device via the base unit to the rack , said provided on one side of the heat shutter, it has a locking portion is locked rotatably engaged with the connecting bar.

[0010]

　Heat shutter, it is preferred to have an elastic member for closing the gap between the electronic equipment on the back.

[0011]

　Electronics, when containing an electronic device having an inlet port or the exhaust port to the side, the intake ducts to an electronic apparatus having an intake port or exhaust port on a side surface that communicates with the intake port or exhaust port without attaching the heat shutter or it is preferable to mount the exhaust duct.

[0012]

　It is preferred that the elastic member consists of a sponge of the flame retardant.

[0013]

　Electronic devices that are more installed in the height direction of the electronic apparatus has a front air inlet, a second electronic device having a first electronic device, an intake port or exhaust port on a side surface having an exhaust port at the rear and wherein the door, it is preferable to attach a suction duct or exhaust duct communicating with the front or the rear of the intake or exhaust ports second electronic device in place of the heat shutter the second electronic device.

Effect of the invention

[0014]

　According to the present invention, it is possible to provide a heat shutter device which can be easily reflux prevention in accordance with the installation situation of the electronic device in the side space of the rack.

BRIEF DESCRIPTION OF THE DRAWINGS

[0015]

[Figure 1] is a perspective view showing a mounting state of the heat shutter side space according to an embodiment of the present invention.
[Figure 2] is a side view schematically showing a configuration of a heat shutter.
3 is a top view of a heat shutter base.
In FIG. FIG. 4 shows a heat shutter, (a) is a front view, (b) is a side view.
[Figure 5] is a top view showing a state of attaching the heat shutter heat shutter base.
6 is a schematic plan sectional view showing a mounting state of the heat shutter.
7 is a schematic plan view showing the flow of cooling air in the conventional server rack.

EMBODIMENTS OF THE INVENTION

[0016]

　Hereinafter, it will be explained on the basis of the mode for carrying out the present invention in the accompanying drawings.

[0017]

　As shown in FIG. 1 or FIG. 6, in the rack 1 of the cabinet type, the electronic apparatus 2 such as servers are more installed in the vertical direction through an angle 3 and bracket. Each is the electronic apparatus 2 cable 4 is connected, the cable 4 passes on both sides of the electronic device 2, and is concentrated in the space on the back side. To facilitate processing of the cable 4 in the rack 1, on both sides of the electronic device 2 in the rack 1 side space S is provided.

[0018]

　Generally, the electronic device 2, in order to dissipate heat generated, takes in air from the front F, is configured to discharge the air warmed inside the electronic apparatus 2 from the back B. Therefore, in the electronic apparatus 2, that the warm exhaust gas discharged from the rear surface B of the electronic device 2 (warm air) is to wrap the front F of the electronic apparatus 2 through the side space S, again, it is taken into the electronic apparatus 2 reflux occurs. In order to prevent the occurrence of reflux, the heat shutter unit 5 is provided on the side space S.

[0019]

　Heat shutter device 5 is arranged on either side of the front F of the electronic device 2. A plate-shaped heat shutter (Heat shutter plate synonymous) 7 for preventing reflux around to the front F of the electronic apparatus 2 for each electronic device 2 hot air passes through the side space S to be discharged from the back B of the electronic device 2, a connecting bar 9 provided on the rack 1 through the base portion 8 for connecting the heat shutter 7 is provided in the heat shutter 7, capable locked heat shutter 7 rotatable detachably to the connecting bar 9 I and a locking portion 10 for supporting the.

[0020]

　Base section 8, a multiple of the height of the electronic apparatus 2, is formed on the vertically long rectangular plate shape having four times the height in the example of FIG. The material of the base portion 8, the metal is preferred. The base of the base part 8 is fixed to the frame or side panels of the rack 1. When fixing the base portion 8 to the frame of the rack 1, screws are used as fastening means, to secure the base portion to the side panels of the rack is preferably a magnet is used as the fixing means.

[0021]

　Connecting bar 9 is made of circular section metal rod axis, welded over the height direction entire length on the outer surface of the distal end portion of the base portion 8 is provided by a fixing means such as screws. Connecting bar 9 is fabricated on preferably be the same length as the height of the base portion 8. The connecting bars 9 may be divided into a heat shutter 7.

[0022]

　The base section 8, clearance grooves 11 to avoid the shock of the locking portion 10 of the heat shutter 7 is formed. Furthermore, it in order to facilitate the mounting of the heat shutter 7, the front end portion 8a of the base 8, as shown in FIG. 3 or 5 which is bent outward at a predetermined angle θ with respect to the base portion 8b side It is preferred that.

[0023]

　Heat shutter 7, Fig. 4 (a), formed of a metal plate having a (b) or, as shown in Figure 6, a predetermined longitudinal width fa and width fb covering the side space S from the front side of the electronic apparatus 2 . Height fa heat shutter 7 is the height of one unit of the electronic device 2. Width fb heat shutter 7 is the width between the frame or side panels of the electronic device 2 and the rack 1.

[0024]

　On one side of the heat shutter 7, the locking portion 10 is provided which is locked removably engaged with the connecting bar 9 to support the heat shutter 7 rotatably. The locking portion 10 has a narrower vertical width fc than the longitudinal width fa heat shutter 7, and the periphery of the connecting bar 9 in a cross-sectional U-shaped or U-shaped cross section to surround between the elastic member 12 and it is bent.

[0025]

　Heat shutter 7 has an elastic member 12 for closing a gap between the electronic apparatus 2 in response to the irregularities of four such cable. Resilient member 12 is formed in a block shape or a rectangular parallelepiped shape having substantially the same size and predetermined thickness between the plate-like portion excluding the engaging portion 10 of the heat shutter 7.

[0026]

　The elastic member 12 corresponds to the irregularities of four such cables can block the gap between the electronic apparatus 2, and as can withstand the heat generated from the electronic apparatus 2 is preferably formed of a flame-retardant sponge. The elastic members 12 are attached via an adhesive or adhesive sheet on the inner surface of the heat shutter 7.

[0027]

　In the embodiment of Figure 1, the electronic device 2 that are stacked in the height direction, has a front air inlet (not shown), a first electronic device 2a having an exhaust port (not shown) on the rear surface, side surfaces It has and a second electronic device 2b having an intake port 13 or exhaust port to. When such and a second electronic apparatus 2b having a suction port 13 or exhaust port on a side surface, the said second electronic device 2x instead of the heat shutter 7, and the intake air to the second aspect of the electronic apparatus 2 It mounts the mouth 13 or the exhaust port and the second electronic device 2b of the front or rear and the air intake duct 14 or the exhaust duct communicating (not shown).

[0028]

　In this case, the intake duct 14 is open the inner surface 14a and the front end face 14b opposite to the side surface of the second electronic device 2x, the exhaust duct is an inner surface and rear surface is open. Intake duct 14 or the exhaust duct, the second electronic apparatus 2b, the rear end of the front end portion or the exhaust duct of the base portion 8 and heat the shutter 7 the intake duct 14 to the rectangular opening 15 surrounded by is fitted It mounted in the state.

[0029]

　According to the heat shutter unit 5 to the above configuration, it enables the reflux prevention measures in accordance with the installation situation of the electronic device 2 in the side space S in the rack 1, and suppress the rise in suction temperature electronic devices 2 e it is possible to provide a heat shutter unit 5 can be improved in durability of the apparatus 2.

[0030]

　Heat shutter 7, one in unit size is adhered an elastic member 12 made of sponge flame retardant on the back, for the connection bar 9 of the base portion 8 is hooked to the locking portion 10 is a structure for rotatably supporting , it is made to correspond to the amount of cable 4 by one unit per arbitrarily can adjust the installation angle of the supporting point of the connecting bar 9 of the heat shutter 7, the contraction of the elastic member 12, a heat shutter 7 and the electronic apparatus 2 gap is sufficiently small to it is possible to prevent the flow of exhaust.

[0031]

　In addition, the heat shutter 7, combined the heat shutter 7 detachably locked to the connecting bar 9 since it has a locking portion 10 which rotatably supports, the installation situation of the electronic device 2 fitted , removal can be facilitated, thereby improving workability.

[0032]

　Further, the intake duct 14 is structured to suction from the front of the rack 1, the exhaust duct is structured to be exhausted from the rear side of the rack 1, the inlet 13 or exhaust ports is disposed on a side surface of the electronic device it is possible to select any of the corresponding to the intake duct and the exhaust duct, it is possible to efficiently cool the electronic equipment, it is possible to improve the durability of the electronic equipment.

Industrial applicability

[0033]

　Data centers as well, since the server rack in a server room or the like of the company is used, when the side space is present in the server rack, reflux prevention of hot air in the side space is required, the present invention effectively it is possible to use.

[0034]

　Moreover, by replacing the heat shutter intake duct or exhaust duct, to become the side such as a network appliance and can be applied even present invention to electronic devices of intake and exhaust, possible measures in accordance with the electronic device to be installed It becomes also, the reflux prevention, since an electronic device such as a server housed in the server rack is possible to efficiently cool, also energy-saving effect, it is possible to effectively utilize the present invention .

Description of the code

[0035]

　1 rack
　2 electronics
　2a first electronic device
　2b second electronic device
　3 angle
　4 cable
　5 heat shutter device
　S side space
　7 heat shutter
　8 base portion
　8a tip
　8b base
　9 connecting bar
10 engaging portion
11 relief groove
12 elastic member
13 inlet
14 air intake duct
14a inner surface
14b front end face
15 opening
Claims

[Claim 1]

　The electronic equipment A heat shutter device provided in the rack to be more mounted in the height direction of the electronic device while securing the side space for cable wiring on both sides,
　warm air that is exhausted from the rear of the electronic device is the side a heat shutter for preventing the reflux around to the front of the electronic device through the spaces for each electronic apparatus
　connected to the bars provided in the height direction of the electronic device via the base unit to the rack,
　one side of the heat shutter which it is provided, with a locking portion which is locked rotatably engaged with the connecting bar, a heat shutter.

[Claim 2]

　In the heat shutter device according to claim 1,
　wherein the heat shutter has an elastic member for closing the gap between the electronic device on the back side, a heat shutter.

[Claim 3]

　In the heat shutter device according to claim 2,
　wherein the elastic member is made ​​of a sponge of the flame retardancy and heat shutter device.

[Claim 4]

　In the heat shutter device according to claim 1,
　wherein the electronic apparatus wherein an electronic device in the height direction is several loading of has a front surface intake port, a first electronic device having an exhaust port on the rear surface, side surfaces second and a electronic equipment, communicating the front or the back of the second electronic device in place of the heat shutter said and the inlet or outlet second electronic device having an inlet or outlet to attaching the air intake duct or exhaust duct to, heat shutter device.