JPS61180846A - Ventilator with casing made of composite component - Google Patents

Abstract

PURPOSE:To compose the casing of a ventilator by composite components which can easily and economically be combined with each other in various specifications, by composing the casing of a ventilator by a basic casing component and an auxiliary casing, and by molding the auxiliary casing of a material which is different from that of the basic casing component. CONSTITUTION:A basic casing component 17 is molded of a material such as expanded stryol. The material must have one property at least among a heat insulating property, an electrically insulating property,a sound absorbing property, a quake proof property, and a keeping warmth property according to the specifications of ventilators. An auxiliary casing 18 consists of a spiral side wall 18a and an end wall 18b. The auxiliary casing 18 is molded of a rigid material having smooth surface such as thin steel sheet or rigid plastics, in the shape of a shell, different from the material of a basic casing component 17. Both the primary and the secondary spiral casings 11 and 12 are composed of a basic casing component 17 and an auxiliary casing 18 made of different material from that of a basic casing component 17, respectively. The auxiliary casing 18 is buried in the basic casing component 17.

Description

[Detailed Description of the Invention] [Field of Application of the Invention] The present invention relates to a ventilation fan whose casing is made of a composite material, and in particular to a composite material suitable for economically adapting the casing to various specifications. The present invention relates to a ventilation fan having a casing made up of.

[Background of the invention]

Depending on the specifications, ventilation fans used in air conditioning fans, etc. may have different sizes and shapes of the flow path formed between the fan and the auxiliary casing, without changing the overall size or shape of the casing.
Alternatively, there may be cases where it is desired to change the outer diameter of the fan and the size and shape of the flow path.

Furthermore, it is often desirable to form the casing base material from polystyrene foam, which has excellent heat insulation properties and is relatively inexpensive, and to form the auxiliary casing for forming the flow path from a hard material with a smooth surface.

However, conventional techniques have not been able to meet these demands.

[Purpose of the invention]

An object of the present invention is to provide a ventilation fan whose casing is made of a composite material that can be easily and economically adapted to various specifications in response to the above-mentioned needs.
be.

[Summary of the invention]

The present invention is characterized in that the casing of the ventilation fan is composed of a casing base material and an auxiliary casing, and that the auxiliary casing is made of a different material from the casing base material and is installed inside the casing base material. With this configuration, the casing can be easily and economically adapted to various specifications.

[Embodiments of the invention]

Embodiments of the present invention will be described below with reference to the drawings.

1 to 4 show a first embodiment of the present invention.

As shown in FIG. 1, the ventilation fan of this embodiment includes an outer frame l and a rotating exchanger 2 installed at one end of the outer frame l.
, a heat exchanger drive mode 3, a partition plate 4 that partitions the indoor half of the outer frame 1 into two stages, and a first partition plate 4 partitioned into two stages. second space parts 5 and 6;
A fan drive mode 7 attached to the partition plate 4, and a fan drive mode 7 attached to the rotating shaft 8 of the fan drive mode 7 and the first mode 7 attached to the rotation shaft 8 of the fan drive mode 7 attached to the partition plate 4. The first. The second siroccofa y9.10 and the first. Second sirocco fan 9.1
The first casing that covers the 0. 2nd cr) includes a spiral casing 11.12, a set of an indoor air supply port 13 and an outdoor exhaust port 14, and a set of an outdoor air supply port 15 and an indoor exhaust port 16.

In the ventilation fan of this first embodiment, when the fan drive mode 7 is driven, the first... The second sirocco fans 9 and 1o are rotated, and at the same time the heat exchanger driving mode 3 is operated to drive the multi-rotation type heat exchanger 2.
When the is slowly rotated, indoor air is sucked in through the indoor air supply port 13, the air passes through the flow path formed in the first air casing 11, and is exchanged with outside air and heat by the rotating exchanger 2. After replacement, as shown by arrow X in FIG. 1, outside air is discharged outdoors through the outdoor air exhaust port 14, and as shown by arrow Y in FIG. 1, outside air is sucked in through the outdoor air supply port 15. After the outside air exchanges heat with the air sucked in from the room in the rotary exchanger 2, it is transferred to the second air exchanger 2.
The air passes through a flow path formed in the mother casing 12 and is discharged indoors from the indoor side exhaust port 16, where heat exchange is performed by forced simultaneous supply and exhaust.

In the ventilation fan of this first embodiment, the first and second holes J? Iral casing 11.12 is shown in FIG.

As clearly shown in FIGS. 3 and 4, it is made of a composite material of a casing base material 17 and an auxiliary casing 18.

The casing base material 17 is made of a material having at least one of heat insulation properties, insulation properties, sound absorption properties, vibration resistance, heat retention properties, etc., such as styrene foam, depending on the specifications of the ventilation fan.

The auxiliary casing 18 has a S/4′ circular peripheral wall 18
m and an end wall 18b.

Furthermore, this auxiliary casing 18 has a casing base material 17
The shell tie fK is made of a hard material with a smooth surface, such as a thin steel plate or hard glass. Further, as can be seen from FIGS. 2 to 4, the auxiliary casing 18 is installed inside the casing base material 17,
It is integrated.

Then, the casing base material 17 and the auxiliary casing 18
Air ports 19 that communicate with each other are formed therein.

The first embodiment shown in these figures includes both the first and second casings 11 and 12, a casing base material 17, and an auxiliary casing 18 made of a different material. Since the auxiliary casing 18 is embedded in the casing base material 17, the casing base material 17 can be molded using the same mold and selected from an economical material with properties that match the specifications. Yes, auxiliary casing 18
can be formed into a shell type using a hard material with a smooth surface that is suitable for forming a flow path. The second snoquiral casing 11, 12 can be easily and economically constructed to suit various specifications.

Next, FIGS. 5 and 6 show a second embodiment of the present invention, and this embodiment is different from the first embodiment.
The shape of the auxiliary casing is different.

), in this second embodiment, the auxiliary casing 2
0 is formed of only a peripheral wall and does not have an end wall.

Therefore, this auxiliary casing 2° can be formed more economically than the auxiliary casing 18 shown in the first embodiment.

Next, FIGS. 7 and 8 show a third embodiment of the present invention, and in this embodiment as well, the shape of the inner wall of the casing is different from that of the first embodiment.

That is, in this third embodiment, the auxiliary casing 21 has a plurality of lips 22 on its outer peripheral surface at arbitrary intervals. The auxiliary casing 21 is fixed within the casing base material 17 via this lip 22. Therefore, according to this third embodiment, the lip 2
Auxiliary casing 21 is inserted into casing base material 17 via 2.
The auxiliary casing 21 can be formed to match the size of the sirocco fan and the desired size of the flow path, and the auxiliary casing 21 can be reliably fixed within the casing base material 17. By simply changing the mold for the auxiliary casing 21 without changing the entire structure, the auxiliary casing 21 can be molded into sizes and shapes that meet various specifications.

Further, in this third embodiment, the lip 22 may be provided on the casing base material 17 side, and the lip 22 may be formed independently and interposed between the casing base material 17 and the auxiliary casing 21 to be fixed. You can do it like this.

In addition, the above-mentioned 2. The other configuration 1 functions of the third embodiment are the same as those of the first embodiment.

Next, FIGS. 9 and 10 show a fourth embodiment of the present invention, in which an outer frame 23, an indoor air supply loft flange provided on the outer frame 23, and an outdoor exhaust port 7 are shown. A set of 4 lunges, a set of an outdoor air supply flange 26 and an outdoor exhaust flange n provided on the same outer frame, and an indoor air supply port flange U and an indoor exhaust port 7 inside the outer frame mill. 27, a rotating type exchanger 30, a heat exchanger drive mode 31, a heat exchanger casing 32, and an inner frame 33 to which the heat exchanger casing 32 is attached.
Inside the outer frame 23, there is a partition plate 34 that partitions a flow path leading to the outdoor air exhaust port 7 and the outdoor air supply air supply 26, and a first partition plate 34 that is partitioned by the partition plate 34. the second space 35, 36, the fan drive mode 37 attached to the partition plate, and the first... Second space 35.
The first one located at 36. 2nd sirocco fan 39.4
0th, 1st. The first fan covers the second sirocco fan 39°40. It is constituted by a second frame casing 41 and 42, and mounting angles 43 provided at both ends of the outer frame n in the air flow direction in order to mount the entire ventilation fan on the ceiling. . As shown in FIG. 9, a filter 29 is attached to the flange 24 of the indoor air supply port 7. As shown in FIG.

In the ventilation fan of this fourth embodiment, the entire ventilation fan is fixed to the ceiling via the mounting 7 flange 43, and the indoor side air supply port flange 24, the outdoor side exhaust port 7 lange j, and the outdoor side air supply Ducts (not shown) are connected to the air outlet flange 26 and the indoor side exhaust port 7 lange η, respectively, and set in a state of use.

In the ventilation fan of the fourth embodiment, the fan drive mode 37 is driven, and the first. Second sirocco fan 39.
40, and the heat exchanger driving mode 3
1 and slowly rotates the rotary type exchanger 30, the indoor air sucked through the indoor air supply port flange is heat exchanged with outside air by the rotary type exchanger 30. As shown by the arrow X in FIG. After heat exchange, as shown by the arrow Y in FIGS. 9 and 10, the air is discharged into the room through the flange n of the indoor exhaust port 7, and heat exchange is performed by forced simultaneous air supply and exhaust.

Furthermore, the first in this fourth embodiment. The second spiral casings 41 and 42 are made of a casing base material and an auxiliary casing 45, and the auxiliary casing 45 is made of a different material from the casing base material I. It is installed inside the shrine.

In addition, the casing base material shrine and the auxiliary casing 45
The material and shape of Second. This is similar to the third embodiment.

Next, FIG. 11 shows a fifth embodiment of the present invention, and the ventilation fan of this embodiment includes an outer frame 46, a fan drive mode 47 mounted within the outer frame 46, and a fan drive mode 47 mounted within the outer frame 46. A sirocco fan 49 attached to the rotating shaft 48, a snowboard casing 5o covering it, and an outdoor air supply port 5
1 and an indoor exhaust port 52, and is used as a ventilation fan exclusively for air supply or exhaust.

The ventilation fan of this fifth embodiment
0 is also mixed with the casing base material 53 and the auxiliary casing 54 which is made of a different material and is embedded in the casing base material 53.

The specific structure of the spiral casing 50 of this fifth embodiment is the same as that of the first embodiment. Second. This is similar to the third embodiment.

12-15 illustrate a sixth embodiment of the present invention.

The ventilation fan of the sixth embodiment includes a casing 55, a fan drive mode 60, and a fan 61 connected to the casing 55.
It is composed of:

The casing 55 is constructed by combining a casing base material 56 having an air supply port 58 and an auxiliary casing 57 having an exhaust port 59.

The casing base material 56 is made of a material having at least one of heat insulation properties, insulation properties, sound absorption properties, vibration resistance, heat retention properties, etc. according to specifications, such as foamed polystyrene.

The auxiliary casing 57 is made of a hard material with a smooth surface, such as a thin steel plate or hard glass, so as to form an air flow path between the auxiliary casing 57 and the casing 61.

A fan 61 is integrated into the auxiliary casing 57, and a fan driving mode 60 is integrally attached to the outside of the auxiliary casing 57.

In the ventilation fan of this sixth embodiment, as the fan driving mode 60 is driven and the fan 61 is rotated, air sucked through the air supply port 58 provided in the casing base material 56 is transferred to the auxiliary casing 57 and the fan 61 is rotated. Through the flow path formed between the fans 61, as shown by arrow 2 in FIG.
It is discharged from an exhaust port 59 provided in the auxiliary casing 57.

Also in this sixth embodiment, the casing base material 56 and the auxiliary casing 57 are made of different materials, and the auxiliary casing 57 is installed within the casing base material 56 to constitute the casing 55. The base material 56 and the auxiliary casing 57 can be formed by selecting materials that meet the specifications, and can be formed using the same mold using various materials, so they can be formed economically.

〔Effect of the invention〕

According to the present invention described above, the casing of the ventilation fan is composed of a casing base material and an auxiliary casing, and the auxiliary casing is formed of a different material from the casing base material and is installed inside the casing base material. Therefore, the casing can be easily and economically formed to meet various specifications.

[Brief explanation of the drawing]

Fig. 1 is a vertical sectional view of the entire ventilation fan according to the first embodiment of the present invention, Fig. 2 is an exploded perspective view of the main spiral casing of the first embodiment, and Fig. 3 is an assembled state of the fan. A perspective view, FIG. 4 is a view taken from the direction of the first arrow, and FIG. 5 shows a second embodiment of the present invention.
The figure shows a front view of the assembled state, and FIG. 7 shows a third embodiment of the present invention, which is an exploded perspective view of the spiral casing.
Fig. 8 is a front view of the assembled state, Fig. 9 is a perspective view of the entire ventilation fan showing the fourth embodiment of the present invention, Fig. 10 is a sectional view taken along the line X-X of Fig. 9, and Fig. 11 is FIG. 12 is a cross-sectional view of the entire ventilation fan showing the fifth embodiment of the present invention, FIG. 12 is a cross-sectional plan view showing the sixth embodiment of the present invention, and FIGS.
FIG. 2 is a vertical front view and a vertical side view, and FIG. 15 is an exploded perspective view of the same. 1... Outer frame of ventilation fan, 2... Rotating type exchanger, 3...
...Mode for driving heat exchanger, 7...Mole for driving fan, 9.10...1st. Second sirocco fan, 11°12...1st. Second Su IJ? 13... Indoor air supply port, 14... Outdoor exhaust port, 15... Outdoor air supply port, 16... Indoor exhaust port, 17... Casing base material, I8゜20.21...
Auxiliary casing, 22... Lip for fixing the auxiliary casing, 23... Outer frame of the ventilation fan, S... Indoor air supply port 2 runge, 25... Outdoor exhaust port 7 run, 2
6...Outdoor side air supply port 7 ranno, r...Indoor side exhaust air outlet 'X30...Rotating form exchanger, 31...Mode for heat exchanger, 37...Mode for fan drive,
39.40...first and second sirocco fans, 41.
42...1st. Second spiral casing, required
...Casing base material, 45...Auxiliary casing, 46
Outer frame of river ventilation fan, 47...Fan drive mode, 4
9... Sirocco fan, 50... Mother casing, 51... Outdoor air supply port, 52... Indoor exhaust port, 53... Casing base material, 54... Auxiliary casing , 55... Casing, 56... Casing base material, 57... Auxiliary casing, 58... Air supply port,
59...Exhaust port, 60...Fan drive mode,
61...Fan. Agent Tadashi Akimoto Figure 1 Figure 2 Figure 3 Figure 5 @ Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14

Claims (1)

[Claims] 1. The casing of the ventilation fan is composed of a casing base material and an auxiliary casing, and the auxiliary casing is made of a different material from the casing base material and is installed inside the casing base material. A ventilation fan whose casing is made of a composite material. 2. In claim 1, the casing base material is made of a material having at least one of heat insulation, insulation, sound absorption, vibration resistance, and heat retention, and the auxiliary casing is hard and has a smooth surface. A ventilation fan whose casing is made of a composite material. 3. A ventilation fan having a casing made of a composite material according to claim 1, wherein the casing is a spiral casing. 4. A ventilation fan having a casing made of a composite material according to claim 1, characterized in that at least one of the casing base material and the auxiliary casing has a rib for fixing the auxiliary casing. . 5. A ventilation fan having a casing made of a composite material according to claim 1, wherein the auxiliary casing is assembled integrally with a fan and installed inside a casing base material.