JPS6246146A - Floor installing type ventilator equipped with heat exchanger - Google Patents

Abstract

PURPOSE:To thin the thickness of ventilator and facilitate maintenance and inspection of the same by a method wherein a plurality of heat exchangers is arranged widthwise in parallel so as to be tangential with lengthwise crest line and the suction ports of indoor air are provided at both sides of a front panel while the front panel is attached detachably. CONSTITUTION:An atmosphere suction chamber 7a is formed between the front panel 17 and a partitioning plate 20a while indoor air suction chambers 12a, 12b are formed between the front panel 17 by the crest lines on the diagonal lines of first and second heat exchangers 4a, 4b, connected to the partitioning plate 20a, and the partitioning plates 20b 20c, connecting the side plates 1a, 1b of an outer box 1. The first and second heat exchangers 4a, 4b are arranged widthwise so as to be tangential with the lengthwise crest lines, therefore, the size of depths of the heat exchangers 4a, 4b is reduced and it is not necessary to provide the indoor air suction chambers 12a, 12b at the side of heat exchangers 4a, 4b, whereby the ventilator may be thinned. On the other hand, filters 13a, 13b, provided at the suction side of heat exchangers 4a, 4b, are arranged so as to be tangential with the front panel 17, therefore, the filters 13a, 13b may be maintained and inspected easily by removing the front panel.

Description

[Detailed Description of the Invention] [Field of Industrial Application] This invention relates to a floor-standing ventilation device with a heat exchanger that ventilates a room while exchanging heat between indoor exhaust air and outdoor intake air. It is.

[Conventional technology]

Figures 10 to 14 show conventional examples of this type of device as disclosed in, for example, Japanese Utility Model Publication No. 59-38669.
As shown in Figure 0, there is an outer box (11), an intake blower (2) and an exhaust blower (3) placed side by side on the inner bottom of the outer box (1), and an air blower located above each of these blowers. As shown in FIG.
An outside air outlet (5) is formed at the top of the outer box (11) to bring fresh outside air into the room. The outside air is supplied to the outside air suction chamber (7) formed on the left side of the outer box (1) shown in the figure, and dust is removed by the outside air filter (8) attached to the intake port of the heat exchanger (4). While passing through the heat exchanger (4), it exchanges heat with the exhaust air B from the room, enters the outside air supply chamber (9) formed on the right side of the outer box (1), and enters the outer box ( 1) Pass through the outlet α of the air duct at the top.

and enters the indoor air suction chamber α2 on the indoor side,
After removing dust with the indoor air filter 0 attached to the intake port of the heat exchanger (4) and exchanging heat with fresh outside air in the heat exchanger (4), the outer box (1 ) enters the exhaust chamber α on the outside of the room, passes through the lower exhaust blower chamber α, and is discharged outdoors from the exhaust port (I [9) by the exhaust fan (3).Also, αη is the indoor air filter u3. and heat exchanger (
4) The front panel is removably installed on the front of the outer box (11) for maintenance and inspection, and the lJ8 shown in Figures 13 and 14 is used for attaching and detaching the outside air filter (8) and for the suction of the heat exchanger. This opening/closing door is provided for side cleaning, and when it is closed, the indoor air suction chamber 03 and the outside air suction chamber (7) are isolated.

Therefore, when cleaning the outside air filter (8) and the suction side of the heat exchanger (4), as shown in FIG. 14, remove the front panel αη and open the door 0υ behind it. Remove the front indoor air filter α3 and the outside air filter (8), and clean each suction side of the heat exchanger (4) with a small vacuum cleaner blade αj or the like.

[Problem to be solved by the invention 0 As described above, since the conventional device requires the indoor air suction chamber t1z on the indoor side of the heat exchanger (4), it is difficult to make the device thin. Also, by removing the front panel αη when cleaning the filter and heat exchanger, it is relatively easy to clean the indoor filter q3 and the heat exchanger (4), but the outside air filter (8) and the heat exchanger (
4) Cleaning of outside air suction chamber (7) and indoor air suction chamber α2
There was a problem in that it was necessary to provide a 1 second opening/closing door on the partition plate between them, and to open this opening/closing door aS for cleaning, making maintenance and inspections troublesome.

This invention was made in order to solve one or more of the above problems.In order to make effective use of indoor space, the device is made thin, and it also provides a floor-standing ventilation system with a heat exchanger that is easy to maintain and inspect. The purpose is to provide a device.

[Means for solving the problem j] A plurality of heat exchangers are arranged in parallel in the width direction in contact with the longitudinal ridge line, indoor air intake ports are provided on both sides of the front panel, and the front panel It can be attached and detached freely.

The filter and heat exchanger can be easily cleaned by simply removing the front panel during maintenance and inspection.

〔Example〕

An embodiment of the present invention will be described below with reference to FIGS. 1 to 8. In the figure, the same reference numerals as in FIGS. 10 to 14 indicate the same or corresponding parts, and (4a) and (4b) are the first parts connected to the vertical ridge line in the width direction via the partition plate (20a). and the second heat exchanger, between the front panel surface and the partition plate (
An outside air suction chamber (7a) is formed between the first and second heat exchangers (20a) to which the partition plate (20a) is coupled.
4a) Diagonal ridge line of (4b) and side plate of outer box (1) (
Partition plates (20b) (20c) connecting 1a) (1b)
) between the front panel (17) and the indoor air suction chamber (
12a) and (12b), and outside air supply chambers (9a) and (9b) are formed between them and the back side surface (1C). (8a) (
8b) is an outside air side filter attached to the outside air intake port of the first and second heat exchangers (4a) (4b), (13a)
(13b) is the first and second heat exchanger (4a) (4b)
Indoor air filter, c! 9 is outside air intake m' (7a)
and the top blow-off duct) (1 (Communication port communicating with I, C2
3 is a damper that opens and closes the communication port Cυ.

With the above structure, by operating the outside air suction blower (2), fresh air from outside is sucked in from the outside air suction port (6), and the first and second heat exchangers (, 5a) (4b) are connected to each other. It is led to the outside air suction chamber (7a) between the windows, and the outside air filter (
8), the dust is removed by the first and second heat exchangers (
4a) It enters the outside air supply chamber (9a) (9b) through the ventilation passage in (ab) while exchanging heat with the indoor air, and is blown into the room from the outside air outlet (5) of the blowout duct σ1. .

On the other hand, the dirty indoor air is also sucked in by the indoor air intake port u11 and is supplied to the indoor air suction chambers (12a) (12b).

Dust is removed by indoor filters (13a) and (13b).

Heat is exchanged with the outside air through the ventilation passages in the first and second heat exchangers (4a) (4b), enters the exhaust blower room α9 from the outdoor exhaust chamber α, and enters the indoor air exhaust blower ( 3
) is discharged outside from the exhaust port αe.

As shown in Figures 5 to γ, by rotating the damper @ until it becomes vertical, the damper ■ opens the communication port Qυ, so fresh outside air is blown out from the communication port Qυ to the blow-off duct i (
Since the air enters the air, there is no heat exchange between the outside air and the exhaust gas, and it is blown into the room from the outside air outlet (5).

Next, the indoor air filter (1sa) (13b),
When performing maintenance/inspection of the outside air filters (8a) (8b) and the first and second heat exchangers (4a) (4b), remove the front panel αη so that the parts to be maintained/inspected are exposed to the exposure. It can be easily cleaned with a small brush on a vacuum cleaner.

In the above embodiment, the indoor air intake ports are provided on both sides of the front panel αη.

As shown in FIG. 9, even if it is provided on the side surface of the outer box (1) in contact with both sides of the front panel (11), the same functions and effects as in the above embodiment can be obtained.

〔Effect of the invention〕

As explained above, in this invention, a plurality of heat exchangers are disposed in the width direction in contact with the longitudinal ridgeline.
The depth of the heat exchanger has been reduced, and since there is no need to provide an indoor air suction chamber on the side of the heat exchanger, the device can be made thinner, and the filter installed on the suction side of the heat exchanger can be Since both are in contact with the front panel, maintenance and inspection can be easily performed by removing the front panel.

[Brief explanation of the drawing]

1 to 8 show one embodiment of this invention. Figure 1 is a perspective view, Figure 2 is a front sectional view, Figure 3 is a side sectional view, Figure 4 is a plan sectional view, and Figures 5 to 7 are when used as a ventilation system without heat exchange. Show. Fig. 5 is a front sectional view, Fig. 6 is a side sectional view, Fig. 7 is a cross-sectional view of the rod, Fig. 8 is a plan sectional view showing the state during maintenance and inspection, and Fig. 9 shows another embodiment. Perspective views shown in Figs. 10 to 14
The figure shows a conventional example, Fig. 10 is an explanatory diagram showing the main components and the flow of air supply and exhaust, Fig. 11 is a front sectional view, Fig. 12 is a side sectional view, Fig. 13 is a plan sectional view, FIG. 14 is a plan sectional view showing the state during maintenance and inspection.

Claims (2)

[Claims] (1) A floor with a heat exchanger that is housed in an outer box and has a dustproof filter attached to the air intake port of the heat exchanger that exchanges heat between the indoor air discharged from the room and the outside air sucked in from the outdoors. In the stationary ventilation system, a plurality of the heat exchangers are arranged in the width direction with their longitudinal ridges touching, indoor air inlets are provided on both sides of the front of the outer box, and the front panel of the outer box is installed. A floor-standing ventilation device with a heat exchanger, characterized in that it is detachably installed in the outer box. (2) A patent characterized in that it is provided with a communication port that communicates between an outside air suction chamber formed between heat exchangers arranged side by side and a duct that blows outside air into the room, and a damper that opens and closes this communication port. A floor-standing ventilation system with a heat exchanger according to claim 1.