JPS6082733A - Air ventilation device having heat exchanger - Google Patents

Abstract

PURPOSE:To provide an air ventilation device having a rotary type heat exchanger which is preferable for being mounted on a ceiling or behind thereof by a method wherein the first and second blowing units and a heat exchanger unit are removably supported at a frame, and the partition walls of the first and second air blowing units and the heat exchanger are abutted against each other. CONSTITUTION:The first, second air blowing units 9, 10 and the heat exchanger unit 11 have common partition walls 15, 16, 17 and 18 partitioning within the frame 1 into the first flow passage 13 and the second flow passage 14. In case that the air ventilation device is to be mounted, at first only the frame 1 is fixed to the desired position and then each of the first air blowing unit 9, second air blowing unit 10 and heat exchanger unit 11 is installed at the frame 1, resulting in that the first flow passage 13 and the second flow passage 14 are formed. Even in case of a maintenance operation, each of the heat exchanger unit 11, the first and second air blowing units 9 and 10 can be removed from the frame 1. Therefore, in both cases, it is made possible to perform the maintenance operation without handling heavy pieces.

Description

[Detailed description of the invention] [Invention 0) Field of use] Although the present invention is small, it can be used even when installed on the ground or on the floor.

Suitable for installation in high places, especially on ceilings and ceilings.
A ventilation system with a heat exchanger is also O), r
Freight car of the invention] A ventilation system having a rotary heat exchanger is disclosed in Japanese Patent Application Laid-Open No. 50-835.
In Publication No. 6, ``E'f: A ventilation system having a stationary heat exchanger is disclosed in Publication of Utility Model Publication No. 46-37107. It has a ventilation fan, a ventilation fan for discharging indoor air to the outside, and a heat exchanger.

Its weight is considerably larger.

Therefore, it is not easy to support this device and install it on the ceiling or attic.

In addition, in many cases, heat exchangers require maintenance work such as periodic cleaning or replacing them with new ones (or replacing them with new ones); If it is installed on the ground or on the floor,
Maintenance work is also much more troublesome. [Objective of the Invention] This invention has been developed to overcome the points mentioned above, and it facilitates installation and maintenance in high places. The purpose is to provide a ventilation system with a heat exchanger that can be used for a variety of purposes.

[Summary of the invention]

The present invention comprises a first blower unit, a second blower unit, a heat exchange unit, and a frame.

Among these, the nail 1 blower unit C forms a first flow n of gas through the heat exchanger.

The second blower unit passes through the heat exchanger and the first outlet.

The heat exchange unit has a heat exchanger, forming a flow of gas n, f, which performs heat exchange between the two gases. heat exchanger t
It may be a stationary type σ) or a rotating type. In addition, even if it is capable of total heat exchange, it may be one that only performs sensible heat exchange.

The frame is the first. Ka2 ventilation 1-knit and heat exchange unit H,
It can be attached and detached freely, and even when it is attached (heat exchange unit'?
, @1 and $20) Place and support between the blower units.

1st. Happy 2 blower unit and heat exchange unit.

It has six partition walls forming a flow path for the first (!-second) gas flow port.

Komu 1st class IK1. With the second blower unit and heat exchange unit installed in the frame (e. 1st blower unit)
Yes, the partition walls of the heat exchange unit are in contact with each other, and the small partition wall of the heat exchange unit and the partition wall of the second blower unit are in contact with each other. ing.

With this configuration, when installing this ventilation device on the ceiling or in the attic, it is possible to install it from the frame at @1.
2.Remove the blower unit and heat exchange unit. First, lift only the frame, and install it in the specified position. 5.Remove the blower unit.

The second blower unit and heat exchange unit can be individually held and installed into the frame, making it small in height.

ty=, Even during maintenance work, the heat exchange unit,
The two blower units can be removed individually from the frame, so in any case, one job can be done without having to handle any heavy objects.The entire unit can be handled in separate units. "C" means that when this ventilation system is installed at a high place, it is not a scale, but when it is installed on the floor or above the ground.
It's also convenient/! JokoO) Naturally, ventilation equipment will be installed at the venue.
This is because the work is easy (to move up to).

Desired actual Mfi row 5C dependent is 1 air blower unit 2
The blower units are constructed with the same specifications. Kori) Yonaiko T
Small and one part 0) Standardization is convenient for production management.

In addition, in the case of the desired implementation, the frame body is connected to the first air blowing unit, the heat exchange unit 1, and the second air blowing unit 1.
At least one surface l of the circumferential surface τ parallel to the direction in which
This, this n1, etc. 81. $2 It has an opening for entering and exiting the unit from the blower unit and the heat exchanger J', and a removable sealing plate that seals this opening, and one side periphery with the opening Looking at the face, I went to the back and it was 1'371. Partition wall of the second blower unit 0) Wider configuration,
The heat exchange unit 0) is constructed so that the width is C, and conversely, the width is wide.

With this configuration, the 1st and 2nd blower units H- are first installed into the frame body, and then the l
This heat exchange unit H is attached to the first air blower unit 01 due to the wedge effect of the light wall.
The partition wall and the heat exchange unit 0] are in good contact with the partition wall,
The partition wall of the heat exchange unit and the partition wall of the second blower unit are in good contact. Therefore, the first flow path and the second flow path are more completely separated.

rA-The opening is not a small opening on the bottom of the frame.

It is preferable to install a heat exchange unit on the ceiling or side surface.If not, install it on the bottom as a heat exchange unit. The second blower unit must also support the weight until the installation to the frame is completed.
If an opening is provided on the ceiling or side, insert each unit into the frame.7. - In the morning, there is no need for a car to support its weight.

[Invention) Implementation sequence]

Below, the implementation row 1 of the present invention will be described.

The entire frame is indicated by 1 (size, bottom plate 2, top plate 3).

It has two front plates 4a, 4b and 7 side plates 5a, 5b, a back plate 6, and a sealing plate 7.

An opening 8 is left between both front plates 4a and 4b, and one side 4a is in contact with the bottom plate 2, top plate 3, and side plate 5aJ, and the other 4b is in contact with the bottom plate 2, top plate 3, and side plate 5b, respectively. be. Of course, the bottom plate 2 and the top plate 3 are fixed by welding via the side plates 5a, 5b and the back plate 6.
They are also fixed by welding.

The sealing plate 7 is configured to close the opening 8 and can be attached to and removed from the opening 8. As the means for attaching the sealing plate 7, it is preferable to fix it with bolts and annular nuts so that it can be attached and detached without the need for tools.

Opening 8C, from here to frame 1, $1 ventilation unit 9. The second blower unit 10 and heat exchange unit 11 are taken out and put in. 011 is used.

The 1st blower unit 9 and the 2nd blower unit 10 (!:) have the same specifications, and for the frame HC, one 9 has the suction port 12 facing upward, and the other 10 has the suction port 12 facing upward. It is installed facing downwards.

1st. The second blower unit 9 , ] 0 and the heat exchange unit 11 jointly have partition walls 15 , 169 , 17 and 1 that partition the inside of the frame 1 into a first flow path 13 and a second flow path 14 .
It has 8. The partition wall 15 is included in the first air blower unit 9, and the partition walls 16 and 17 are provided with the heat exchange unit 11.
The partition wall 18 is included in the second blower unit 10.

The first blower unit 9 is the heat exchanger 1 of the heat exchange unit 11.
The first rough stone passing through 9 forms wo, and the flow of this nail 1 is @1
It passes through the flow path 13 of.

The second blower unit 10 has 192 heat exchangers.

end 2 stream n5 of gas exchanging heat with the first stream rl
In order to take gas into the first flow path 13, an inlet 20 is provided on the side plate 5biC, and the flow n of the second flow passes through the second flow path 14. An inlet 21 is provided on the side plate 5ai.

In order to discharge the gas in the flow path 13 of the lower nail 1, the side plate 5a
A discharge port 22 is provided in the side plate 5b, and a discharge port 23 is provided in the side plate 5b to discharge the gas in the flow path 14 of @2.

The first blower unit 9 is attached to the partition wall 15 with a Shirotsukofano 24.
Attach and configure. The casing 25 and impeller 26 of the sirocco fan 24 are located on one side of the partition wall 15, driving one impeller 26, and the electric motor 27 is located on the other side. It is fixed to the wall 15. Electric motor 270) Rotating shaft 28 is.

The partition wall 15 is penetrated 1-.

The suction port 12 of the first blower unit 9 opens upward as described above, and the discharge port 29 is in close contact with the side plate 5a and is connected to the discharge port 221.The partition wall 15 is horizontal. It is installed in the frame 1 in a complete manner. One side peripheral surface having the opening 8, that is, the front plate 4a, 4
The partition wall 15 is configured such that the width thereof becomes wider from the surface having b to the rear end V) and toward the rear plate 6 (n).

Inside the frame 1θ), guide means 30, 3 are provided which guide the partition wall 15 of the first blower unit 9 from above and below and guide it toward the position of the side plate 5a when entering the frame 1 through the opening 8. ] is provided inside the back plate 6 and front plate 4a.

The second blower unit O consists of a scirocco fan 32 attached to the partition wall 18.The casing 33 and impeller 34 of the scirocco fan 32 are located nine times on one side of the partition wall 18, and one impeller 34 is installed in the second blower unit O. The driving electric motor 35 is located on the other side, and its stator is fixed to the partition wall IFN. Rotating shaft 3 of electric motor 35
6 penetrates the partition wall 18 and exits.

The suction port 12 of the second blower unit 10 opens downward as described above, and the discharge port 37 is in close contact with the side plate 5b and is connected to the discharge port 23I. Nine pieces are installed in the frame body 1 so as to form a structure. The width of the partition wall 18 is configured to increase from the surface having the front plates 4a and 4blF toward the rear plate 6.

Inside the frame 1, there is a guiding means 38 which enters the frame 1 through the opening 8, sandwiches the partition wall 18 of the second blower unit 10 from above and below, and guides it toward the side plate 5b. 39 is provided inside the back plate 6 and front plate 4b.

Nail 1 Air blower unit 9. In order to easily introduce the second air blowing unit 10θ) into the guide means 3 (>, 31, 38, 39), the knife that is above the partition wall J5. 40,4] shows the starting point at M1.

[Heat Exchange Unit]; General; This uses a rotary heat exchanger 19 called Econovent 1 Dive.

In the heat exchange unit 11, two rotary shafts 42 are parallel to the top plate 3 and the back plate 6 between the first blower unit 9 and the second blower unit 0 in the frame body 1. Place it so that it will work. And above the heat exchanger 19 is a passage 13.
The inner and upper portions are arranged so as to be located inside the @2 passage 14.

This heat exchange unit 11 has a cylinder 43 surrounding the heat exchanger 19'F and two frames 44, 45. Cylinder 4
3 is fixed at 1 stroke r of the amount 44.45, and the amount 44.45
The outer circumferential surface of is square, and -r
The vase 1' is constructed to a size that can fit a person Q4) c A partition @ 16 is fixed to the frame 44, and a partition wall 17 is fixed to the frame 451. The width from the outer end surface 46 of this partition wall 16 to the outer end surface 47 of the other partition wall 17σ is narrower at n toward the back from the opening 8, that is, toward the rear plate 6. 7.

The inside angle of the bottom plate 2 and top plate 3 of the frame 1 is 44°45i.
A guide member 48 is provided which abuts and guides the heat exchange unit 11 toward the back from the opening 8.

If necessary, a fixing means (not shown) is provided to fix the heat exchange unit 11 to a predetermined position on the frame 1.
The maximum width in the direction in which the rotating shaft 42 extends, and the distance from the outer end surface 46 of the partition wall 16 to the outer end surface 47 of the partition wall 17 (σ) is larger than the maximum width in the direction in which the rotating shaft 42 extends.

In this way, the opening 8 faces the heat exchange unit ↑ without crossing the entire width l facing the Kotobuki 2 blower unit.
^ Full width, and first. 2nd ventilation unila l-9,10
And the heat exchange unit 1-11 is provided with a size that allows entry and exit.

For this reason, the foot 1. 2) When the blower unit enters and leaves the frame 11, it must be moved in a straight line.
11% Since the worker can enter and exit through a relatively small opening, the operator can move in the direction of the first ventilation unit 9, heat exchanger 1 unit 11, and second ventilation cornice 10 units. The work force can be reduced by 1 in one place.This is very convenient when working at high places as there is no need to move the step stool.In addition, the opening is small and the plate that makes up the frame is relatively thin. It is also possible to construct a durable partition wall 15. + 6. 17. 18 comrades are abutting small parts, this n 2 etc. partition wall is the front [4a, 4 b, 4Jlll
The T-shapes 25, 33h of the plates 5a, 5b and the parts that come into contact with the back plate 6, and the sirocco fans 24 and 32
Although not shown, a porous elastic body is attached to the abutting portions of the 1° side plates 5a, 5b to prevent gas θ) leakage.

Also, a moss 1 between the inner circumferential surface of the cylinder 43 and the heat exchanger 19 is located horizontally with the axis of rotation 42. Although not shown, it extends from the inner circumferential surface of the cylinder 43 to the outer circumferential surface of the heat exchanger 19. There is a rubber tongue piece that you can touch with your finger. 71. gas leakage
It is also Q] to prevent E.

(, 49 is a motor for driving the heat exchanger 19), and this part stands up from the partition wall 16 at right angles and has a mounting part 50i. The output shaft θ) of the electric motor 49 is rotatably supported at a portion falling from the end (-t1 partition wall 17).

When installing the ventilation system on the ceiling or in the attic, remove the temporary seal 7 and open the opening 8.

Next, pull the heat exchange unit hll to the opening 8 side along the guide member 481r, and open the drawer from the box 8.

Next, put your hand into the frame 1 through the opening 8, pull the air blower unit 9 toward the side plate 51), and move it to the front of the opening 8. When the IC is in this state, pull it out from the opening 8, and then insert your hand into the frame 1 through the opening 8 n6. 2nd feed 6 Pull the wind unit 10 to the position of the side plate 5a.

Move it to the front of opening 8.

When this state is reached, pull out f from the opening 8.

In this way, the inside of the frame 1 - moss 1. Since neither the g2 blower unit 9.10 nor the heat exchange unit is included, only the weight of the frame 1 is included. This one is light.

Therefore, it is easy to lift.It can be lifted up to an unspecified height (not shown in the figure), and fixed firmly in place by any means such as the ceiling or attic.

After fixing the frame body 1, first install the blower unit 9. One of the second blower units 10, one in one row, lifts the first blower unit h9% and enters the frame 1 through the opening 8.
,ru. Next, the partition wall 15 is placed on the lower component of the guide means 30, 3], and the hand is inserted through the opening 8 and pushed into the direction where the side plate 5a is located. Then, the first air blowing means 9
is guided by the guide means 30, 31 and advances towards the side plate 5a.

Next, lift the other side, that is, the second blower unit 10,
Enter into the frame 1 through the opening 8.

Next, place the partition wall 18 on top of the lower component of the guide means 38, 39, and insert your hand through the opening 8 and push it in toward the side plate 5b. So 47, happy 2 blowing unit 1-
10 is the guide means: '18.
Proceed towards b.

Next, the heat exchange unit 11 is pushed up and inserted into the frame 1 through the opening 8, along the guide member 48, and pushed inward.

Then I'll be happy 1. If the second air blowing units 1-9 and 10 are lined up, the dimensions from the outer end surfaces 46 to 47 of the partition walls 16 and 17 of the heat exchange unit 11 will be .

Since the front side is wider by 4f, the first air blower unit 9. The second blower unit 10 is pushed toward the side plates 5a and 5b, and the heat exchange unit] is set in the predetermined position. are in contact with each other, and the partition wall J
5 and 16, and 17 and 18 are in contact with each other.

Further, the discharge port 29 of the casing 25 contacts the side plate 5ai, and the discharge port 37 of the cage 33 contacts the side plate 5bl.
Ru.

After installing this ventilation system on the ceiling or attic,
To remove the air blower unit, 9.10, and heat exchange unit 11 from the frame, and to install the frame on the ceiling or in the attic, this is the same operation as when you pull it out. Description is omitted.

Now, in P devices configured as above, there is usually a temperature difference between the space where the inlet 21 and the outlet 22 communicate with each other and the space where the inlet 20 and the outlet 23 communicate with each other. For example, the temperature in the space where the inlet 20 and the outlet 23 communicate is higher than the temperature in the other space.
shall be.

Now, when the electric motors 27, 35 and 49 are driven.

Enters the first passage 13 from the inlet 20 and passes through the heat exchanger 1 along the way.
a first source of air flowing out of the outlet 22 through 9;
Then, a flow of air enters the first passage 14 from the inlet 21, passes through the heat exchanger 19 on the way, and flows out from the outlet 23, and the heat exchanger 19 rotates.

9 When the raw stone of Ka1 passes through the heat exchanger 19, the inlet 20
One heat exchanger absorbs the heat of the air that enters the air. When the portion of the heat exchanger 19 that was in the first passage 13 enters the second passage 14, the air passing through the second passage [4] removes this heat and flows out from the discharge port 23. Like this+r
Then, heat exchange is performed.

Ru.

Figures 4 and 5 show different embodiments of the present invention.

In this implementation, the orthogonal static form exchanger 197? I'm on business. Again, the first air blower unit 9 is inside the frame. Predicament 2
A blower unit 10 and a heat exchange unit 11 are provided.

In this real sister example as well, the first. Second blower unit 9.1
0 goes to the back from the opening 8, that is, the direction where the back plate 6 is located, and the width of the partition wall 15 and IF+ becomes wider, and the width of the heat exchange unit 11 becomes narrower. In the case of the actual example, the suction D12i of the sirocco fan 24 and 33 are both facing upward, so the first fan unit 9 and the second fan unit are Specifications will not be 0.

If the partition wall 15 and Il'lf are tapered 7y,
Same specifications 0] Mori] can be used.

The present invention is limited to those aged 6 years and above, and is limited to 4F
Various changes are possible. For example, the opening (top plate
It is also possible to provide this. (O) In this case, the partition wall is supported vertically.

It is also possible to provide the inlet and outlet on the back plate, top plate, bottom plate, front plate, etc.

〔Effect of the invention〕

According to the present invention, as is clear from the above description, the first insulating film is inserted into the frame. It is configured by arranging a second blower unit and a heat exchange unit (this may also be possible).
Since it has partition walls that are formed in contact with each other, if it is installed in a high place, the frame, the first blower unit, the second blower unit, and the heat exchange unit must be installed separately. Because you can do that, you don't have to lift heavy things all at once. Maintenance is required for each unit.
It is easy to maintain as it can be removed (θ).

Furthermore, the frame body is 1. When the second blower unit and heat exchange unit are installed, the first flow path and the second flow path are formed differently, so assembly and maintenance are easy.

[Brief explanation of drawings]

Figure 1 is a perspective view showing an embodiment of the ventilation system of the present invention. Figure IX2 is shown in Figure 1 and 7. - Thing 01 horizontal sectional view,
Figure 3 is a vertical IK sectional view of Figure 1.
FIG. 1 is a vertical sectional view showing different small embodiments of the ventilator according to the invention. FIG. 2@5 is a horizontal sectional view of the embodiment shown in FIG. 1 is a frame body, 9 is @1 ventilation unit, IQi:t@2 ventilation unit, 11 heat exchange units, 15, 16.17.
It is an IFt partition wall. Continuation of page 1 @ Inventor Hiromoto Ashihara 7-1-1 Higashi-Narashi Shino Factory, Xihu City Hitachi, Ltd. Xi procedure amendment (method) % formula % Person who operates ventilation system E with heat exchanger ■Property relationship Patent applicant, name (5101 Co., Ltd. i1. Manufactured by Hitachi, Ltd., Principles, Personnel, Subject of application, specification, and drawings)

Claims (1)

[Scope of Claims] 1. A $1 blower unit forming a stream n of gas θ) passing through the heat exchanger;
) stream 7'), the second gas which exchanges heat between (!1-0)
The first and second blowing units and the heat exchange unit are detachable, and in the attached state, the heat exchange unit includes the heat exchange unit and the heat exchanger. The unit is supported by placing it between the first and second blower units. : and further comprises the above-mentioned first. The second ventilation unit and the heat exchange unit are characterized in that they have a partition wall that abuts each other to form flow paths for the first and second flows n5. 2. A ventilation device having a heat exchanger according to claim 1, wherein the $1 blower unit and the second blower unit have the same specifications. 3. The frame body includes: At least one side of the circumferential surface parallel to the direction in which the first blower unit, the heat exchange unit, and the second blower unit are arranged, the first blower unit, the second blower unit, and the second blower unit are arranged in and out. The heat exchanger according to claim 1 or 2, characterized in that it has an opening and a removable sealing plate for sealing the opening. Ventilation system. 4. From one side circumferential surface having the opening, go to the back (IR
1. The width of the partition wall of the second leg unit is wide, and the width of the partition wall of the heat exchange unit is narrow < L "I'm here!". Ventilation equipment having a heat exchanger.5. Claim 3 or 4, characterized in that the ventilation device 06 has a heat exchanger, and the frame is large enough to allow the ventilation unit to enter and exit. 1. Joy 2 Bōfu Units H,
, this n1 etc. 1. Direction C in which the second blower units are lined up
4. A ventilation system having a heat exchanger according to claim 5, characterized in that it has a small guide means for guiding the heat exchanger. 7. The partition wall is oriented in a horizontal direction, and the guide means is configured to support and guide the partition wall of the partition wall 1) from below. Claim σ) A ventilation system having a heat exchanger according to claim 6. 8. The tfgJ wall faces horizontally, and the guide means is connected to the first tfgJ wall. A small ventilation system 0 having a heat exchanger according to claim 6, characterized in that the guide 'is constructed like a stone, sandwiching the partition wall of the nail 2 ventilation unit from above and below.