JP2009117505A - Cooling apparatus for heating-element housing box - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve maintenance workability of a cooling apparatus for heating-element housing box, such as maintenance, inspection, cleaning, and the like, from either the inside or the outside thereof, even if an installation space therefor is not fully ensured during maintenance. <P>SOLUTION: The box includes an outside air blower 1, an inside air blower 2, a heat exchanger 3, a controller 4, and a heater 5 to cool a heating element housing box. One face 6 adjacent to the inside of the heating element housing box and a face 7 opposite thereto are set as removable panels; and by setting either of the removable panels to be removable for maintenance, the maintenance work of the outside air blower, inside air blower, heat exchanger, controller, and heater installed on the same face can be carried out very easily. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention is a box structure that is installed outdoors, and has a heating element such as an electronic component inside, which generates a large amount of heat and requires cooling even in winter. The present invention relates to a heating element storage box having such a precision device, particularly to maintenance of the cooling device.

  In recent years, the performance of electronic components has increased and the density of electronic components with respect to the control board has increased, and the amount of heat generated from the control board has increased dramatically. Therefore, downsizing of the heating element storage box is desired.

  Conventionally, as a cooling device for a heating element storage box installed outdoors, by installing a heat exchange type cooling device on the side of the box storage box, when the outside air temperature is low, the outside air and the air in the box structure ( Hereinafter, what cools the inside air by performing heat exchange with the inside air is known (see, for example, Patent Document 1).

  Hereinafter, the configuration of the heating element storage box cooling device will be described with reference to FIG.

  As shown in FIG. 13, the heating element storage box cooling device 101 includes an internal air path 110 that takes in and returns air from the heating element storage box to the inside of the case 102, and an outdoor air path that takes outside air and discharges it to the outside air. 111, the inside air blower 103 that conveys the air in the inside air passage 110, the outside air blower 104 that carries the air in the outside air passage 111, and the sensible heat of the outside air and the inside air that are arranged at the intersection of both the air passages A heat exchange element 105, a control device 106 that performs control to keep the internal temperature of the heating element storage box constant, and lead wires 107a and 107b that connect the inside air blower 103, the outside air blower 104, and the control device 106 via a terminal block; The heater 108 for heating the air in the inside air path and the above-described parts are maintained so that the electronic parts in the heating element storage box operate normally even when the heating element storage box is used at a low temperature in a cold region. It has an inspection panel 109 to desorb at the time of the scan.

Further, as shown in FIG. 14, the heating element storage box cooling device 101 is attached to the openable door 122 of the heating element storage box 121 (see, for example, Patent Document 2).
JP 2001-156478 A (FIG. 1) JP-A-6-323593 (FIG. 1)

  In such a conventional heating element storage box cooling device, maintenance of the heating element storage box cooling device is performed from the inside of the heating element storage box, and a sufficient space space inside the heating element storage box is not ensured. In such a case, there is a problem that workability of attaching and removing maintenance parts is poor, and ease and simplicity cannot be obtained in maintenance.

  The present invention solves such a conventional problem, and according to the present invention, even when there is no space inside the heating element storage box, maintenance, inspection, cleaning, etc. of the heating element storage box cooling device are performed. An object of the present invention is to provide a heating element storage box cooling device capable of improving maintenance workability.

  In order to achieve the above object, the heating element storage box cooling device of the present invention is a box including an outside air blower, an inside air blower, a heat exchange element, a control device, and a heater for cooling the heating element storage box. One side adjacent to the inside of the heating element storage box and its opposite side are removable panels, and an outside air blower, an inside air blower, and a heat exchange element arranged on the same side by removing one of these removable panels The maintenance work of the control device and the heater can be performed very easily.

  In another aspect, the removable panel can be divided into a plurality of regions.

  The other means is characterized in that a guide rail for arranging the heat exchange element is arranged inside the heating element storage box cooling device.

  Further, the other means is characterized in that a heat exchange element divided into two on the left and right is arranged.

  Another means is characterized in that the fan, the motor, and the orifice for rectification are fixed to the motor fixing plate, and an outside air blower and an inside air blower configured as a blower unit are arranged.

  In addition, the other means is characterized in that the wiring of the inside air blower and the outside air blower configured as a blower unit is overlapped and fixed by a detachable means.

  Further, the other means is characterized in that a guide rail mechanism for detaching the blower is arranged inside the heating element storage box cooling device.

  The other means is to fix the box with the control device and the heater to the detachable panels on both sides with the detachable means, and the detachment release means to attach and detach the control panel from one side of the panel to the opposite side. The box with the control device and the heater can be removed by removing the panel on one side by operating.

  The other means is characterized in that a fixing means for the heat exchange element which also serves as a reinforcing means for the panel is provided at a portion where the heat exchange element of the removable panel contacts.

  According to the present invention, in a box provided with an outside air blower, an inside air blower, a heat exchange element, a control device, and a heater for cooling the heating element storage box, one surface adjacent to the inside of the heating element storage box and its relative The surface to be removed is a removable panel, and by removing either one of the removable panels, maintenance work of the outside air blower, the inside air blower, the heat exchange element, the control device, and the heater arranged on the same surface is extremely easily performed. By being able to perform maintenance from both sides of the panel, it is possible to provide a heating element storage box cooling device that has the effect of improving maintainability and increasing the degree of freedom of installation. .

  In addition, since the removable panel can be divided into a plurality of regions, it is possible to provide a heating element storage box cooling device having an effect that it is possible to easily remove a maintenance target component. .

  In addition, the heat exchanger element has a guide rail for arranging the heat exchange element inside the cooling device for the heat generating body storage box, so that the heat exchange element does not require a mounting bracket such as a screw for fixing, and the number of parts is reduced. Therefore, it is possible to provide a heating element storage box cooling device that can be easily arranged in the heating element storage box and can be easily maintained.

  In addition, the heat exchange element divided into two parts on the left and right makes it possible to reduce the weight as a single component, improve handling, and maintainability. A cooling device can be provided.

  In addition, the fan, motor, and orifice for rectification purpose are fixed to the motor fixing plate, and the outside air blower and the inside air blower configured as a blower unit are arranged. Therefore, it is possible to provide a heating element storage box cooling device that has an effect of improving maintainability.

  Moreover, the heating element which has the effect that the maintainability of an internal air blower and an external air blower improves by superimposing and fixing the wiring of the internal air blower and external air blower which were comprised as a blower unit by the means which can be attached or detached. A storage box cooling device can be provided.

  In addition, by providing a guide rail mechanism for detaching the blower inside the heating element storage box cooling device, by removing the blower unit using the guide rail mechanism, the inside of the heating element storage box, It is possible to provide a heating element storage box cooling device having an effect that maintenance can be performed from either outside.

  Also, the box with the control device and the heater is fixed to the detachable panels on both sides by means that can be attached and detached, and the attachment and detachment release means is used to operate the attachment and detachment between the opposite panel and the control device on one side. By removing the panel, the box with the control device and heater can be removed, so that the panel with the control device and heater can be removed at once by removing the panel from either side of the panel. Therefore, it is possible to provide a heating element storage box cooling device that can reduce the maintenance time.

  Further, the heat exchanging element fixing means also serving as a panel reinforcing means is provided at a portion where the heat exchanging element of the removable panel is in contact, so that the heat exchanging element is firmly fixed by the solid means. At the same time, the heat exchanger element can be removed by removing the removable panel, the heat exchanger element can be easily taken out, and a heating element storage box cooling device having an effect of improving maintainability can be provided. .

  The heating element storage box cooling device according to claim 1 of the present invention is a box provided with an outside air blower, an inside air blower, a heat exchange element, a control device, and a heater for cooling the heating element storage box. An outside air blower, an inside air blower, a heat exchange element, and a control device arranged on the same surface by removing one of the removable panels from one side adjacent to the inside of the box and the opposite side. The heater maintenance work can be performed very easily. During the maintenance, by removing one side of the panel of the heating element storage box cooling device, all parts can be removed and one side can be removed. In a situation where it is difficult to perform maintenance from the standpoint, it is possible to perform maintenance from the opposite surface.

  The removable panel can be divided into a plurality of regions, and when removing the maintenance target part in the heating element storage box cooling device, only the panel in front of the target part is removed. It has the effect that maintenance can be performed.

  In addition, a guide rail for arranging the heat exchange element is arranged inside the heating element storage box cooling device, and the arrangement of the heat exchange element is inserted along the upper and lower guide rails. It has the action.

  Further, the heat exchange element divided into two parts on the left and right is arranged, and the heat exchange element is divided so that it can be installed and removed individually on the left and right.

  Also, the fan, motor and orifice for rectification purpose are fixed to the motor fixing plate, and the outside air blower and inside air blower configured as a blower unit are arranged. It has the effect | action which can be removed from a heat generating body storage box cooling device main body, and can perform maintenance.

  Also, the wiring of the inside air blower and the outside air blower configured as a blower unit is superposed and fixed by means that can be attached and detached, and the blower is attached to the heating element storage box by removing the fixing of the overlapping portion of the wiring. It has the effect | action that a wiring connection part can be cut | disconnected in the wide space after drawing out from the cooling device main body.

  In addition, a guide rail mechanism for attaching and detaching the blower is arranged inside the heating element storage box cooling device, and has an effect that maintenance can be performed both inside and outside the heating element storage box.

  Also, the box with the control device and the heater is fixed to the detachable panels on both sides by means that can be attached and detached, and the attachment and detachment release means is used to operate the attachment and detachment between the opposite panel and the control device on one side. The box with the control device and heater can be removed by removing the panel, and by attaching / detaching the control panel from one side of the panel to the control device by attaching / detaching release means By removing the panel on one side, it can be easily attached and detached as a unit from the heating element storage box cooling device, and by operating the attachment and detachment of the opposite panel from the other side of the other panel by means of detachable means, The other panel is detached and can be easily attached and detached as a unit from the heating element storage box cooling device, so that it can be attached and detached from both sides of the panel.

In addition, a fixing means for the heat exchange element, which also serves as a reinforcing means for the panel, is provided at a portion where the heat exchange element of the removable panel is in contact, and when the removable panel is attached, The exchange element is firmly fixed by the fixing means, and by removing the removable panel, the heat exchange element is released and the heat exchange element can be taken out.
It has the action.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
As shown in FIG. 1, a box provided with an outside air blower 1, an inside air blower 2, a heat exchange element 3, a control device 4, and a heater 5 to cool the heating element storage box is provided inside the heating element storage box. Adjacent one face 6 and its opposite face 7 are removable panels, and one of these removable panels is removed to remove the outside air blower 1, the inside air blower 2, the heat exchange element 3, and the control. A heating element storage box cooling device that can perform maintenance work of the device 4 and the heater 5 very easily is configured.

  With the above configuration, all parts are removed by removing one side of the panel of the heating element storage box cooling device at the time of maintenance, and in situations where it is difficult to perform maintenance from one side, maintenance is performed from the opposite side. Will be.

  Thus, according to the heating element storage box cooling apparatus of Embodiment 1 of the present invention, maintenance can be performed from both sides of the panel, and maintainability is improved, and the degree of freedom of installation is expanded.

(Embodiment 2)
As shown in FIG. 2, the removable panel includes a front panel 8 for maintenance of the outside air blower for maintaining the outside air blower 1, a rear panel 9 for maintenance of the outside air blower, and an inside air blower for maintaining the inside air blower 2. Maintenance of front panel 10 for maintenance, rear panel 11 for maintenance of inside air blower, front panel 12 for maintenance of heat exchange element for maintenance of heat exchange element 3, rear panel 13 for maintenance of heat exchange element, and control device 4 A heating device storage box cooling device is provided that includes a control device maintenance front panel 14 and a control device maintenance rear panel 15 that can be divided into a plurality of regions.

  With the above configuration, when removing a maintenance target component in the heating element storage box cooling device, only the panel on the front or back of the target component is removed for maintenance.

  Thus, according to the heating element storage box cooling apparatus of Embodiment 2 of the present invention, it is possible to easily remove the maintenance target component.

(Embodiment 3)
As shown in FIG. 3, a heating element storage box cooling device is provided in which guide rails 16 for arranging the heat exchange elements 3 are arranged inside the heating element storage box cooling device.

  With the above configuration, the heat exchange element is inserted along the upper and lower guide rails 16.

  As described above, according to the heating element storage box cooling apparatus of Embodiment 3 of the present invention, the heat exchange element does not require a mounting bracket such as a screw for fixing, the number of parts can be reduced, and heat is easily generated. It can be placed in the body storage box, improving maintenance.

(Embodiment 4)
As shown in FIG. 4, a heating element storage box cooling device is provided in which heat exchange elements 3a and 3b which are divided into right and left are arranged.

  With the above configuration, the heat exchange element can be divided to install and remove the left and right individually.

  As described above, according to the heating element storage box cooling apparatus of the fourth embodiment of the present invention, the weight can be reduced as a single component, and the handleability is improved and the maintainability is improved.

(Embodiment 5)
As shown in FIG. 5, a fan 17, a motor 18, and an orifice 19 for rectification are fixed to a motor fixing plate 20, and an external air blower configured as a blower unit and a heating element storage box cooling device provided with an internal air blower are configured.

  With the above configuration, the inside air blower and the outside air blower are removed from the heating element storage box cooling device main body as a single blower unit for maintenance.

  Thus, according to the heating element storage box cooling apparatus of Embodiment 5 of the present invention, the outside air blower and the inside air blower can be handled as single parts, and the maintainability is improved.

(Embodiment 6)
As shown in FIG. 6, the heating element storage box cooling device is configured to superimpose and fix the wiring of the inside air blower configured as the blower unit 21 and the outside air blower as a detachable means by the overlapping fixing portion 22 of the wiring.

  With the above configuration, the wiring connection portion 23 can be separated in a wide space after the blower is pulled out from the heating element storage box cooling device main body by removing the wiring overlapping fixing portion 22.

  Thus, according to the heating element storage box cooling apparatus of Embodiment 6 of the present invention, the maintainability of the inside air blower and the outside air blower is improved.

(Embodiment 7)
As shown in FIGS. 7 and 8, connecting brackets 26 a and 26 b, fixing screws 27 a, 27 b, 27 c, in which two fan units 24 are arranged diagonally with the fan unit guide rail 25 inside the heating element storage box cooling device, A heating element storage box cooling device using a guide rail mechanism provided with 27d is configured. When removing the blower unit 24 in the direction of the suction port as shown in FIG. 7, the two fixing screws 27a that are arranged diagonally and fixed in the lateral direction are removed to release the fixing of the blower unit 24 and the connecting bracket 26a. The two fixing screws 27b arranged in the corners and fixed in the front-rear direction are removed, and the fixing of the blower unit guide rail 25 and the connecting metal fitting 26b is released. Also, as shown in FIG. 8, when the blower unit 24 is removed in the direction opposite to the suction port direction, the two fixing screws 27c that are arranged diagonally and fixed in the lateral direction are removed to release the fixing of the blower unit 24 and the connecting bracket 26b. Then, the two fixing screws 27d, which are arranged diagonally and fixed in the front-rear direction, are removed to release the fixing of the blower unit guide rail 25 and the connecting bracket 26a.

  Thus, according to the heating element storage box cooling device of Embodiment 7 of the present invention, the fan unit is removed using the guide rail mechanism, so that maintenance can be performed from either the inside or the outside of the heating element storage box. Outgoing maintenance can be improved.

(Embodiment 8)
As shown in FIG. 9, the control device coupling brackets 31 a and 31 b, fixing screws 32 a, 32 b, and 32 c are attached to the front panel 29 and the rear panel 30 from which the control device (not shown) and the box 28 with the heater 5 can be removed. 32d constitutes a heating element storage box cooling device. As shown in FIG. 10, when removing the box 28 having the control device and the heater 5 from the front panel 29 side, when removing the front panel 29, the fixing screw 32a is removed in the horizontal direction to connect the front panel 29 and the control device. The fixing of the metal fitting 31a is released, the fixing screw 32b is removed in the vertical direction, and the box 28 provided with the control device and the control device connecting metal fitting 31b are released, and the guide rail 33 and the blower unit fixed to the box 28 are released. It is pulled out forward along the guide rail 34 that also has a guide. Further, as shown in FIG. 11, when the box 28 provided with the control device and the heater 5 is removed from the back panel 30 side, when removing the back panel, the fixing screw 32c is removed horizontally to remove the back panel 30 and the control device. The fixing of the connecting bracket 31b is released, the fixing screw 32d is removed in the vertical direction, and the box 28 provided with the control device and the heater 5 and the control device connecting bracket 31a are released, and the upper guide rail 33 and the blower unit are fixed. Pull it forward along a guide rail 34 that also has a guide.

  When removing the panel on one side with the above configuration, release the fixing of the connecting bracket adjacent to the panel to be removed, and release the fixing of the box including the connecting bracket, the control device and the heater fixed to the opposite panel. Also, when removing the other panel, release the fixing of the connecting bracket adjacent to the panel to be removed, and release the fixing of the box with the connecting bracket, controller and heater fixed to the opposite panel. Thus, the box equipped with the control device and the heater can be easily detached from both sides of the panel, which can be removed from the heating element storage box cooling device.

(Embodiment 9)
As shown in FIG. 12, a heating element storage box cooling device is provided in which a fixing member 35 of a heat exchange element that also serves as a reinforcing means for the panel is provided as a fixing means at a portion where the heat exchange element 3 of the removable panel contacts.

  With the above configuration, when the removable panel is attached, the heat exchange element is firmly fixed by the fixing means, and the heat exchange element is released by removing the removable panel, and the heat exchange element is taken out. Can do.

  Thus, according to the heating element storage box cooling apparatus of Embodiment 9 of the present invention, the heat exchange element is firmly fixed by the fixing means, and the heat exchange element is released by removing the removable panel. The heat exchange element can be easily taken out and the maintainability is improved.

  The present invention provides a guide rail mechanism attached to each part, so that maintenance can be easily performed with labor savings, and since work can be performed from the front and back, easy maintenance and simplicity can be obtained, such as a mobile telephone base station, a simple radio station, etc. For equipment that is installed in a small space, such as a heat generator cooling device for a box structure installed outdoors, a heat exchanger installed in a narrow space, an air handling unit, a blower, etc. Can also be adapted.

Structure diagram of heating element storage box cooling device of embodiment 1 of the present invention Structural drawing of heating element storage box cooling device of embodiment 2 of the present invention Structure diagram of heating element storage box cooling device of embodiment 3 of the present invention Structure diagram of heating element storage box cooling device of embodiment 4 of the present invention Structure diagram of blower unit according to Embodiment 5 of the present invention The block diagram of the installation means of the air blower unit of Embodiment 6 of this invention Structural drawing of installation means of blower unit according to Embodiment 7 of the present invention Structural drawing of installation means of blower unit according to Embodiment 7 of the present invention Sectional drawing of the installation means of the box provided with the control apparatus and heater of Embodiment 8 of this invention Structural drawing of box installation means provided with control device and heater of embodiment 8 of the present invention Structural drawing of box installation means provided with control device and heater of embodiment 8 of the present invention Structural drawing of heat exchanger element fixing means according to Embodiment 9 of the present invention Structure diagram of conventional heating element storage box cooling device Installation drawing of conventional heating element storage box cooling device

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Outside air blower 2 Inside air blower 3a Heat exchange element 3b Heat exchange element 4 Control apparatus 5 Heater 6 One surface adjacent to the inside of a heating element storage box 7 Opposite surface 8 Front panel for outside air blower maintenance 9 Rear panel for outside air blower maintenance DESCRIPTION OF SYMBOLS 10 Front panel for internal air blower maintenance 11 Rear panel for internal air blower maintenance 12 Front panel for heat exchanger element maintenance 13 Rear panel for heat exchanger element maintenance 14 Front panel for controller maintenance 15 Back panel for controller maintenance 16 Guide Rail 17 Fan 18 Motor 19 Orifice 20 Motor Fixing Plate 21 Blower Unit 22 Wiring Overlap Fixing Portion 23 Wiring Connection Portion 24 Blower Unit 25 Blower Unit Guide Rail 26a Connecting Bracket 26b Connecting Bracket 27 Fixing screw 27b Fixing screw 27c Fixing screw 27d Fixing screw 28 Box 29 Front panel 30 Rear panel 31a Control device connecting bracket 31b Control device connecting bracket 32a Fixing screw 32b Fixing screw 32c Fixing screw 32d Fixing screw 33 Guide rail 34 Blower unit guide Guide rails 35 having heat exchange elements 35 Heating element storage box cooling device 101 Case 103 Inside air blower 104 Outside air blower 105 Heat exchange element 106 Control device 107a Lead wire 107b Lead wire 108 Heater 109 Inspection panel 110 Inside air passage 111 Outside air path 121 Heating element storage box 122 Door

Claims (9)

A box with an outside air blower, inside air blower, heat exchange element, control device, and heater to cool the heating element storage box can be removed from one side adjacent to the inside of the heating element storage box and its opposite side. It is characterized by being able to perform maintenance work of the outside air blower, the inside air blower, the heat exchange element, the control device, and the heater arranged on the same surface by removing one of these removable panels extremely easily. The heating element storage box cooling device. The heating element storage box cooling device according to claim 1, wherein the removable panel can be divided into a plurality of regions. The heating element storage box cooling device according to claim 1, wherein a guide rail for arranging the heat exchange element is disposed inside the heating element storage box cooling device. The heating element storage box cooling device according to claim 1, wherein a heat exchange element divided into two parts is arranged on the left and right. The heating element storage box cooling device according to claim 1 or 2, wherein a fan, a motor, and an orifice for rectification are fixed to a motor fixing plate, and an outside air blower and an inside air blower configured as a blower unit are arranged. The heating element storage box cooling device according to claim 1 or 2, wherein wiring between the inside air blower and the outside air blower configured as a blower unit is superposed and fixed by a detachable means. The heating element storage box cooling device according to claim 1, wherein a guide rail mechanism for attaching and detaching a blower is disposed inside the heating element storage box cooling device. The box with the control device is fixed to the removable panels on both sides with removable means, and the panel on one side is removed from the one side of the panel by operating the attachment / detachment release means to remove the one side panel from the other side. The heating device storage box cooling device according to claim 1, wherein the control device can be removed. The heating element storage box cooling device according to claim 1 or 2, wherein a fixing means for the heat exchange element that also serves as a reinforcing means for the panel is provided at a portion where the heat exchange element of the removable panel contacts.

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