JP6799750B2 - Heat exchange equipment - Google Patents

Description

The present invention relates to heat exchange equipment used in houses, buildings and the like.

Conventionally, it is known that a louver of this type of heat exchange device is arranged below the main body and works upward by removing the louver when maintaining the main body (see, for example, Patent Document 1).

Hereinafter, the heat exchange device will be described with reference to FIG.

As shown in FIG. 4, the main body 121 is attached with a louver 115 having an indoor side suction port 113 and an indoor side discharge port 114, has an outdoor side discharge port 116 and an outdoor side suction port 117, and has exhaust blades 118. And an air supply blade 119 and a motor 120 for rotating them are provided.

A plurality of heat exchange elements 122 in which independent passages are alternately laminated are arranged in the main body 121 in the direction perpendicular to the motor shaft and in the blowing direction of the exhaust blade 118 and the air supply blade 119.

Then, the suction air 113a sucked from the indoor side suction port 113 of the louver 115 passes through the exhaust blade 118, the heat exchange element 122, and is exhausted as exhaust air 116a from the outdoor discharge port 116.

Further, the outdoor suction air 117b sucked from the outdoor suction port 117 exchanges heat by being passed through the heat exchange element 122 by the air supply blade 107, and the air supply air is supplied from the indoor discharge port 114 through the air supply air passage. It is supplied as 114b.

When maintaining the main body, the main body is accessed by removing the louver or opening a part of it.

Japanese Patent No. 4715205 (page 4, FIG. 28)

In such a conventional heat exchange device, when the main body is maintained, the louver installed below is removed or a part of the louver is opened to access the lower surface of the main body and work upward. Therefore, there was a problem that workability was poor.

Therefore, the present invention solves the above-mentioned conventional problems, and an object of the present invention is to provide a heat exchange device having improved workability during maintenance.

Louvers In order to achieve this object, the heat exchange apparatus according to one aspect of the present invention, which is provided with a box-like body, and louvers provided on the lower surface of the body, the air supply port and the return air opening In the main body, an outside air port and an exhaust port provided on the first side surface of the main body, a maintenance panel provided on the second side surface of the main body, an inspection part for accessing the maintenance panel, and the inside of the main body. An air supply blower and an exhaust blower provided, an air supply air passage in which outdoor air is blown from the outside air port to the air supply port by the air supply blower, and an air return air outlet to the exhaust port by the exhaust blower. In a heat exchange device provided with an exhaust air passage through which indoor air is blown and a total heat exchange element provided at a position where the air supply air passage and the exhaust air passage intersect, the louver is the louver portion. and wherein the inspection unit, the inspection unit is provided at a position projecting from the second side surface, which is fixed to the ceiling material by the pressing member, thereby is to achieve the intended purpose.

According to the present invention, it is possible to provide a heat exchange device having improved workability during maintenance.

Perspective view showing the outline of the heat exchange apparatus of Embodiment 1 of this invention. Side view showing the outline of the louver of the heat exchange apparatus of Embodiment 2 of this invention. Side view showing the outline of the louver of the heat exchange apparatus of Embodiment 3 of this invention. Perspective view showing a conventional heat exchange device

The heat exchange device according to one aspect of the present invention includes a box-shaped main body, a louver including a louver portion provided on the lower surface of the main body, an air supply port and a return air port provided on the louver portion, and the above. By the outside air port and the exhaust port provided on the first side surface of the main body, the maintenance panel provided on the second side surface of the main body, the air supply blower and the exhaust blower provided in the main body, and the air supply blower. An air supply air passage in which outdoor air is blown from the outside air port to the air supply port, an exhaust air passage in which indoor air is blown from the return air port to the exhaust port by the exhaust blower, and the air supply air passage. In a heat exchange device provided with a total heat exchange element provided at a position where the exhaust air passage intersects with the louver, the louver includes an inspection unit connected to the louver portion, and the inspection portion is the second side surface. It has a configuration provided at a position protruding from the louver.

As a result, the maintenance panel provided on the second side surface of the main body can be accessed by opening the inspection unit. Therefore, since the work can be performed sideways, the workability at the time of maintenance can be improved.

Further, the inspection portion includes an inspection opening, an inspection panel, and a hinge portion, and the hinge portion is provided on the louver portion side. The hinge portion opens the inspection panel to the louver portion side, and the inspection opening is exposed. Good.

As a result, since the inspection panel does not hit the back during work, the distance from the main body can be maintained, and the effect of improving workability can be further enhanced.

Further, in the inspection section, the end portion on the side opposite to the louver portion side may be fixed to the ceiling material by a pressing member.

As a result, it is possible to prevent the louver from being subjected to a force due to the contact of the body during work or the load caused by placing the removed part, and a gap is formed between the louver and the ceiling material, resulting in poor appearance.

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

(Embodiment 1)
As shown in FIG. 1, the heat exchange device includes a box-shaped main body 1, a louver 2, an air supply blower 11, an exhaust blower 12, and a total heat exchange element 13.

The louver 2 includes a louver unit 3 and an inspection unit 14.

The louver portion 3 is provided on the lower surface of the main body 1. The louver portion 3 is provided with an air supply port 4 and a return air port 5.

An outside air port 7 and an exhaust port 8 are provided on the first side surface 6 of the main body 1.

A maintenance panel 10 is provided on the second side surface 9 of the main body 1.

The air supply blower 11 and the exhaust blower 12 are provided in the main body 1.

The air supply blower 11 blows outdoor air from the outside air port 7 to the air supply port 4. This air flow A passes through an air supply air passage that supplies fresh air into the room.

The exhaust blower 12 blows indoor air from the return air port 5 to the exhaust port 8. This air flow B passes through an exhaust air passage that discharges indoor air to the outside.

The air supply air passage and the exhaust air passage are provided inside the main body 1.

In the main body 1, the total heat exchange element 13 is provided at a position where the air supply air passage and the exhaust air passage intersect. The total heat exchange element 13 has a heat recovery function of supplying the amount of heat of the exhaust gas to the supply air or supplying the amount of heat of the supply air to the amount of heat of the exhaust gas.

The louver 2 is formed so as to protrude from the second side surface 9 of the main body 1. In the louver 2, the louver portion 3 is provided on the lower surface of the main body 1, and the portion protruding from the second side surface 9 is the inspection portion 14. That is, the inspection unit 14 is connected to the louver unit 3 and is provided at a position protruding from the second side surface 9.

According to such a configuration, when maintaining the inside of the heat exchange device, the operator can access the maintenance panel 10 provided on the second side surface 9 by opening the inspection unit 14. At this time, the worker works from a position lateral to the second side surface 9. Therefore, the operator can easily access the inside of the heat exchange device after removing the maintenance panel 10. Then, the worker can perform the maintenance work in a posture with less load on the body.

As described above, according to the present embodiment, it is possible to provide a heat exchange device having improved workability during maintenance.

(Embodiment 2)
FIG. 2 is an example of a side view showing an outline of the louver 2 of the heat exchange device. The main body 1 is located above the louver portion 3 of the louver 2, but is not shown in FIG.

As shown in FIG. 2, the inspection unit 14 includes an inspection opening 15, an inspection panel 16, and a hinge portion 17.

The hinge portion 17 is provided on the louver portion 3 side.

The inspection panel 16 has a mechanism that rotates with the hinge portion 17 as a base point. At this time, the hinge portion 17 opens the inspection panel 16 toward the louver portion 3, and the inspection opening 15 is exposed.

Here, unlike FIG. 2, consider a case where the hinge portion is provided on the opposite side to the louver portion 3. In this case, during maintenance, the inspection panel hits the back side of the worker, and the worker is more likely to receive a forward force. As a result, it becomes difficult for the operator to maintain the distance from the main body 1, and the workability of maintenance may be reduced.

On the other hand, according to the configuration shown in FIG. 2, the inspection panel 16 can be prevented from hitting the back of the operator when maintaining the inside of the heat exchange device.

Therefore, the operator can not only maintain the distance from the main body 1 but also need not be careful not to put his weight on the open inspection panel 16, so that the workability of maintenance can be further improved.

The inspection panel 16 may be removable.

In addition, maintenance is possible even if the hinge portion is provided at a position different from that shown in FIG.

(Embodiment 3)
FIG. 3 is another example of a side view showing an outline of the louver 2 of the heat exchange device, and in particular, shows a contact portion between the inspection unit 14 of the louver 2 of the heat exchange equipment and the ceiling material 20.

As shown in FIG. 3, in the inspection unit 14, the end portion 18 on the side opposite to the louver portion 3 side is fixed to the ceiling material 20 by the pressing member 19.

Here, unlike FIG. 3, consider a case where the end portion 18 is not fixed to the ceiling member 20 by the pressing member 19. In this case, when a force is applied to the inspection unit 14 due to the contact of the operator's body or the load caused by placing the removed parts during maintenance, the inspection unit 14 is deformed and between the inspection unit 14 and the ceiling material 20. There may be a gap. As a result, the appearance of the louver may be impaired.

On the other hand, according to the heat exchange device of the present embodiment shown in FIG. 3, since the end portion 18 is fixed to the ceiling material 20 by the pressing member 19, even if a force is applied to the inspection portion 14, the end portion 18 and the ceiling It is possible to suppress the formation of a gap between the material 20 and the material 20. Therefore, it is possible to prevent the louver 2 from becoming unattractive.

The pressing member 19 may be formed of sheet metal or resin, have a shape having elongated holes so as to correspond to various thicknesses of the ceiling material, and may be fixed with screws.

Although the heat exchange apparatus according to the present invention has been described above based on the embodiment, the present invention is not limited to this embodiment. As long as the gist of the present invention is not deviated, various modifications that can be conceived by those skilled in the art are applied to the present embodiment, and a form constructed by combining components in different embodiments is also included in the scope of the present invention. ..

Since the heat exchange device according to the present invention improves workability during maintenance, it is also useful for heat exchange devices such as houses and buildings.

1 Main body 2 Louver 3 Louver part 4 Air supply port 5 Return air port 6 First side 7 Outside air port 8 Exhaust port 9 Second side 10 Maintenance panel 11 Air supply blower 12 Exhaust blower 13 Total heat exchange element 14 Inspection part 15 Inspection opening 16 Inspection panel 17 Hing part 18 End part 19 Holding member 20 Ceiling material A Air flow B Air flow

Claims (1)

With a box-shaped body,
A louver provided on a lower surface of said body,
And the louver portion provided the air supply port and the return air inlet,
An outside air port and an exhaust port provided on the first side surface of the main body,
A maintenance panel provided on the second side surface of the main body and
An inspection unit for accessing the maintenance panel and
The air supply blower and the exhaust blower provided in the main body,
An air supply air passage in which outdoor air is blown from the outside air port to the air supply port by the air supply blower, and
An exhaust air passage in which indoor air is blown from the return air port to the exhaust port by the exhaust blower, and
In a heat exchange device provided with a total heat exchange element provided at a position where the air supply air passage and the exhaust air passage intersect.
The louvers,
Including the louver part and the inspection part
The inspection unit,
It is provided at a position protruding from the second side surface .
A heat exchange device characterized in that it is fixed to a ceiling material by a holding member .