KR101703672B1 - BY-PASS Device for total heat exchanger - Google Patents

Abstract

The present invention relates to a bypass device for a total heat exchanger, comprising: a main body; an intake fan; an exhaust fan; a total heat exchange element; a bypass valve; and a space forming case, and provides a bypass device of a total heat exchanger capable of saving energy.

Description

(BY-PASS Device for total heat exchanger)

The present invention relates to a bypass apparatus for an overall enthalpy heat exchanger, and more particularly, to a bypass apparatus for a total heat ex- changer, in which a bypass space is formed by providing a space- It is possible to circulate the indoor and outdoor air through the introduction of the simple outside air circulated without passing through the device, so that the cooling and heating energy can be efficiently saved and the PCB is mounted on one side of the total heat exchanger to improve the usability and convenience, And an exhaust heat exchanger bypass device for providing a structure capable of easily coupling each of the discharge portion and the suction portion provided in communication with each other.

In general, the total heat exchanger is used as a component of the air conditioning system of a building. The indoor air discharged from the room to ventilate the building, the room air discharged from the room during the suction of the outdoor air into the room, So that the heat loss generated during the ventilation process can be reduced.

In this type of total heat exchanger, the outdoor air sucked into the room and the room air discharged to the outdoor are mixed with each other so that the flow path through which the outdoor air sucked into the room is passed and the flow path through which the room air discharged into the outdoor space passes are perpendicular to each other So that heat exchange can be performed.

The outdoor air sucked from the intake air blower of the total heat-exchanging unit is ventilated by mixing with the outside air from inside the total heat-exchanging unit, and then sucked into the air supply blower and transferred to the room. In this process, It is necessary to pass the switching element, leading to a loss of unnecessary energy.

In order to solve this problem, a device having a bypass space is developed in which air passes through the heat transfer element.

"Ventilation system"

An object of the present invention is to provide a space-forming case on the bottom surface of the total enthalpy heat exchanger main body, to form a bypass space, and then to provide a bypass valve in a portion communicating with the inside of the main body and the bypass space, A bypass device for an all-pass heat exchanger which can open the bypass valve and circulate the outside air to the inside and outside by introducing the outside air into the bypass space when the temperature difference between indoor and outdoor is not large, and energy can be saved .

In addition, it is possible to easily adjust the exhaust fan, the intake fan, and the bypass valve by a user by mounting the PCB on one side of the total enthalpy heat exchanger main body, thereby improving the usability and convenience.

It is another object of the present invention to provide a bypass device for an entire enthalpy heat exchanger in which the suction and discharge sections provided on both sides of the total enthalpy heat exchanger can be easily installed, thereby facilitating the disassembly and disassembly of the respective suction and discharge sections.

In order to achieve the above object,

The indoor air suction unit and the outdoor air discharge unit are coupled to the other side of the indoor air discharge unit and the outdoor air suction unit are connected to one side surface of the indoor air discharge unit, A suction fan disposed in the main body so as to communicate with the outdoor discharge unit side and blowing outdoor air to the room, and a suction fan disposed at one side of the suction fan and communicating with the indoor discharge unit side A total enthalpy heat exchanging element which is closely attached to the fixed end so that the outdoor air sucked into the main body by the intake fan and the exhaust fan and the room air are totally heat exchanged with each other; A bypass valve installed on a side of the main body and a space forming case provided on a bottom surface of the main body to form a bypass space, The bypass valve comprises a diaphragm having a through hole provided in the outdoor suction side fixing portion, a fixing plate provided so as to communicate with the through hole of the diaphragm, a support portion having the fixing portion fixed to the fixing plate, A rotary member connected and fixed to a shaft of the operation motor; a rotary member provided on an outer circumferential surface of the rotary member and interlocking with the rotation of the rotary member according to the operation of the operation motor to open and close the through- And a rotary rod.

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In addition, a bypass valve is installed inside and below the one side of the outdoor suction unit.

Further, a bypass valve is provided between the intake fan and the exhaust fan.

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As described above, according to the present invention, a bypass space is formed in the total enthalpy heat exchanger, and a bypass valve is provided to circulate the air to the outside of the room without passing through the heat exchange element into the bypass space. It is possible to smoothly adjust the indoor temperature and the outdoor temperature, and to ventilate naturally without power consumption in the spring or autumn when the temperature difference between indoor and outdoor does not greatly increase.

In addition, by mounting the PCB on one side of the total heat exchanger body, the user can easily control the exhaust fan, the intake fan, and the bypass valve with the controller, thereby improving the usability and convenience.

Further, by providing a structure in which the suction portions and the discharge portions provided on both sides of the total enthalpy heat exchanger can be easily installed, it is easy to combine and disassemble the suction portions and the discharge portions.

1 is a perspective view showing a bypass apparatus of an total enthalpy heat exchanger according to the present invention.
2 is an exploded perspective view showing a process of forming a bypass space by providing a space forming case according to the present invention on the bottom surface of the total enthalpy heat exchanger.
3 is a structural view showing an internal structure and a flow chart of the air bypass apparatus of the total enthalpy heat exchanger according to the present invention.
4 is a perspective view and a sectional view showing a bypass valve 1 according to the present invention.
5 is a perspective view and a sectional view showing a bypass valve 2 according to the present invention.
FIG. 6 is a process diagram illustrating a structure in which outdoor air moves through a suction passage to a room through a bypass valve according to the present invention. FIG.
FIG. 7 is a process diagram showing a structure in which outdoor air moves through a bypass space through a bypass valve according to the present invention to the inside of a room; FIG.
8 is a perspective view showing that a bypass valve is installed between an intake fan and an exhaust fan according to the present invention.
Figure 9 is an operational view of Figure 8;
10 is a perspective view showing a PCB installed in a main body according to the present invention;
11 is an exploded perspective view showing a structure in which a PCB is installed in a main body according to the present invention.
12 is an exploded perspective view showing that each discharge port and suction port according to the present invention is installed.
13 is a state view showing a state in which the respective discharge portions and the suction ports according to the present invention are installed.

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

The present invention is characterized in that the indoor discharge unit 11 and the outdoor discharge unit 14 are coupled to one side and the indoor discharge unit 12 and the outdoor discharge unit 13 are connected to the other side, A main body 10 formed with a suction passage 16 for guiding the outdoor air to the room and a discharge passage 17 for guiding the indoor air to the outside, A suction fan 20 provided in communication with the outdoor discharge unit 13 and blowing outdoor air to the room and a suction fan 20 provided at one side of the suction fan 20 to communicate with the indoor discharge unit 11 side, The indoor air is sucked into the main body 10 by the suction fan 20 and the exhaust fan 30 and the indoor air is totally heat exchanged with each other, A bypass valve (50) installed at one side of the outdoor suction unit (14), a bypass valve (50) installed at one side of the outdoor suction unit (14) And a space forming case 60 provided on the bottom surface and forming a bypass space 61,
The bypass valve 50 includes a diaphragm 51 having a through hole 51a provided in the fixing portion 15 of the outdoor air suction portion 14 and a through hole 51a communicating with the through hole 51a of the diaphragm 51 A support portion 53 having a fixing plate 52 and a space portion 53a to which the fixing plate 52 is connected and fixed; an operation motor 54 installed at the center of the support portion 53; The rotary member 55 is provided on the outer circumferential surface of the rotary member 55. The rotary member 55 interlocks with the rotary member 55 in response to the operation of the operation motor 54, And a rotary rod 56 for opening and closing the through hole 51a of the rotary shaft 51. [

Hereinafter, the constituent elements and actions of the present invention will be described in detail as follows.

As shown in Figs. 1 to 5,

The main body 10 has a box shape and an outdoor suction unit 14 is formed on one side of the main body 10 so that the outdoor air is guided to the room. An outdoor discharge unit 13 is formed on the other side of the main body 10 so as to be intercepted by the outdoor air suction unit 14 and the outdoor air suction unit 14 to be guided to the room by the outdoor air suction unit 20, A suction passage 16 for moving to the outdoor discharge portion 13 is formed inside the main body 10. [

An indoor suction unit 12 is formed on one side surface of the main body 10 so that indoor air is guided to the outside of the main body 10 and the indoor air sucked through the indoor suction unit 12 is exhausted to the exhaust fan 12. [ The indoor discharge portion 11 is formed on the other side of the main body 10 so as to be intercepted by the indoor discharge portion 11 so as to be guided to the outside by the indoor discharge portion 11, The discharge passage 17 is formed.

A plurality of fixing portions 15 formed on the inner surface of the main body 10 are provided on the inner surface of the main body 10 so that the room air discharged at the intersection of the suction passage 16 and the discharge passage 17 formed as described above can be heat- The total heat-exchanging element 40 is tightly fixed,

The total enthalpy heat exchanging element 40 functions to minimize the temperature difference between the incoming and outgoing air by maximizing the mutual contact of the inside and outside air while preventing direct mixing of the inside and outside air.

The intake fan 20 and the exhaust fan 30 are provided inside the main body 10 and the intake fan 20 is installed to communicate with the outdoor discharge unit 13 side, And is disposed so as to communicate with the discharge portion 11 side.

In addition, a space forming case 60 is installed on the bottom surface of the main body 10,

By providing the space forming case 60 as described above, outdoor air can be ventilated naturally without power consumption by moving to the bypass space 61 without passing through the total heat exchanging element, thereby saving energy In order to provide advantages.

On the other hand, a bypass valve 50 is installed in the main body 10 irrespective of the number in order to control the movement of the air,

The bypass valve 50 is provided inside the main body 10 and is provided with a diaphragm 51 having a through hole 51a connected and fixed to two fixing portions 15 formed on both sides of the outdoor suction unit 14 A fixing plate 52 having a through hole 52a provided to communicate with the through hole 51a of the diaphragm 51 and a fixing member 52 fixedly connected to the fixing plate 52 and having a space 53a formed therein, A driving motor 54 installed at the center of the supporting part 53 and connected to the shaft of the actuating motor 54 so as to be fixed to the space 53a of the supporting part 53, A rotary member 55 provided on the outer circumferential surface of the rotary member 55 so as to vertically move up and down (Figs. 4 and 5) to the space portion 53a of the support portion 53 in accordance with the rotation of the rotary member 55, 5). The rotating rod 56 is moved to a position shown in Fig.

Hereinafter, the operation of the bypass valve 50 will be briefly described.

As shown in Figs. 4 to 5,

First, when the operation motor 54 is operated to open the suction passage 16,

The rotary member 55 fixedly connected to the shaft of the operation motor 54 rotates while the rotary rod 56 moves vertically along the outer circumferential surface of the rotary member 55 in the figure, The through hole 51a is opened.

Conversely,

When the operation motor 54 is operated to close the suction passage 16,

The rotary member 55 fixedly connected to the shaft of the operation motor 54 is rotated and the rotary rod 56 is moved vertically downward along the outer peripheral surface of the rotary member 55, The through hole 51a is closed.

Meanwhile, a coupling body 70 having a PCB 71, which is controlled by a signal output from a controller panel (not shown), is installed at one side of the main body 10,

As shown in Figs. 10 to 11,

The coupling body 70 is formed in the space of the main body 10 in such a manner that the PCB 71 is vertically vertically guided so that the coupling portion 70 is guided by the inner side surfaces on both sides and the PCB 71 is connected to the lower side A connector 75 is formed on the bottom surface of the lid 75 and a connector 75 is provided on both sides of the lid 75 to form a coupling groove 74 on both sides of the connector 75, 75a are inserted into the engaging grooves 74. [0064]

That is, since the PCB 71 is provided according to the coupling structure as described above, the user can easily adjust the exhaust fan 30, the intake fan 20, and the bypass valve 50 with a controller, It provides the advantage that can be made.

On the other hand, as shown in Figs. 12 to 13,

Each of the discharge units 11 and 13 and the suction units 12 and 14 includes a fixed body 81 having a through hole 51a fixedly installed in the coupling space 10-1, And a connecting member 83 which is coupled to the duct 82 by a fastening member 76. The coupling process is performed by connecting the fixing member 82 81 and then the connecting member 83 is brought into close contact with the front surface of the fixing member 81 and then the fixing member 81 is interposed between the fixing member 81 and the fixing member 81, And the duct 82 and the connecting member 83 are fixed to each other.

The guide portion 19a is formed on both sides of the engaging space 10-1 of the main body 10 in order to install the discharge portions 11 and 13 and the suction portions 12 and 14 provided as described above And an insertion space 19b is formed at a lower portion.

As described above, the respective discharge portions 11 and 13 and the suction portions 12 and 14 are provided in the respective engagement spaces 10-1 formed in the main body 10,

The duct 82 is brought into tight contact with the through hole 81a of the fixing member 81 and then the connecting member 83 is brought into close contact with the front surface of the fixing member 81 and then the fixing member 81 The duct 82 and the connecting member 83 are fixed to each other with the fixing member 81 interposed therebetween and then the fixing member 81 is guided by the guide portion 72 of the main body 10 and then the fixing member 81 Is inserted and inserted into the insertion space 19b.

In order to prevent condensation caused by temperature difference between the inside and the outside of the main body 10, a seating groove 19c is formed on both side surfaces of the coupling space 10-1 of the main body 10, A dew condensation preventing member 90 having a seating portion formed on both sides of the upper side in correspondence with the seating groove 19c is mounted tightly on one side of the fixing member 81. [

That is, by providing a structure in which the respective discharge portions 11, 13 and the suction portions 12, 14 can be simply installed as described above, the discharge portions 11, And the suction portions (12) and (14) can be easily combined and disassembled when the durability is weakened or the deformation is caused and replaced.

The operation of the bypass apparatus of the total enthalpy heat exchanger according to the present invention will now be described.

As shown in Figs. 6 to 7,

In the first embodiment,

In sucking outdoor air into the building,

First, the operating motor 54 of the bypass valve 50 is operated to rotate the rotary rod 56, which has closed the through hole 51a of the diaphragm 51, to the right side along the outer peripheral surface of the rotary member 55 In a state in which the suction passage 16 is opened,

 When the intake fan 20 is operated, the outdoor air is guided to the suction flow passage 16 through the outdoor suction section 14, heat exchange occurs through the total heat exchange element 40, .

That is, the room air discharged into the main body 10 and the room air sucked in the process of discharging the indoor air to the outside and sucking the outdoor air into the room are exchanged with each other by the total heat-exchanging element 40 Thereby providing an advantage that the heat loss generated in the ventilation process can be reduced.

On the other hand, in the second embodiment,

One bypass valve 50 is installed in the diaphragm 51 and another bypass valve 50 or 50 'is provided in the lower part of the bypass valve 50 so as to communicate with the bypass space 61 The operation of one total heat exchanger is as follows.

In the case where there is not much temperature difference between indoor and outdoor, as in spring and fall,

First, the bypass valve 50 provided in the diaphragm 51 is closed, and the operation motor of the bypass valve 50 'provided in the lower portion of the bypass valve 50' in communication with the bypass space 61 The rotary shaft 56 'that has closed the bypass space 61 is moved in the vertical direction along the outer circumferential surface of the rotary member 55' In the opened state,

 When the suction fan 20 is operated, the outdoor air is guided to the bypass space 61 through the outdoor suction unit 14, and then discharged to the inside of the building through the outdoor discharge unit 13.

That is, since the air can be circulated inside and outside the room without passing through the heat exchanging element, it is possible to save energy.

On the other hand, in the third embodiment,

As shown in Figs. 8 to 9,

A bypass valve 50 is provided between the intake fan 20 and the exhaust fan 30. The operation of the bypass valve 50 will be described below.

In order to quickly suck outdoor air into the building,

First, one of the intake fan 20 and the exhaust fan 30 is selected in a state in which the operation motor 54 of the bypass valve 50 is operated so that the intake fan 20 and the exhaust fan 30 are communicated with each other Or by operating both at the same time, the external air is instantaneously sucked and moved to the inside, thereby providing the advantage of maximizing heat exchange efficiency.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined by the appended claims and their equivalents. It will be understood by those of ordinary skill in the art that various changes and modifications may be made without departing from the scope of the present invention.

11:
12: Indoor suction part
13:
14: outdoor suction part
15:
16:
17:
20: suction fan
30: Exhaust fan
40: Total heat exchanging element
50: Bypass valve
51: diaphragm
52: Fixed plate
53: Support
54: Operation motor
55: rotating member
56: rotating rod
60: Air-forming case
61: bypass space
70: Coupling
71: PCB
72:
73: Connector
74: engaging groove
75: Cover
76: fastening member
81:
82: Duct
83:
90: Condensation preventing member

Claims (9)

The indoor suction unit 12 and the outdoor discharge unit 13 are coupled to the other side of the indoor discharge unit 11 and the outdoor discharge unit 14 and the fixed unit 15 is formed on the inner side of the indoor discharge unit 11 A main body 10 formed to intersect a suction passage 16 for guiding the outdoor air to the room and a discharge passage 17 for guiding the room air to the outside,
An intake fan 20 provided inside the main body 10 and communicating with the outdoor discharge unit 13 to blow outdoor air into the room,
An exhaust fan 30 provided at one side of the intake fan 20 and communicating with the indoor discharge unit 11 side to blow room air outdoors,
An exhaust heat exchanging element 40 which is installed in close contact with an end of the fixing part 15 so that the outdoor air sucked into the main body 10 by the intake fan 20 and the exhaust fan 30 and the indoor air are totally heat exchanged with each other, ,
A bypass valve 50 installed at one side of the outdoor suction unit 14,
And a space forming case (60) provided on the bottom surface of the main body (10) and forming a bypass space (61)
The bypass valve 50 includes a diaphragm 51 having a through hole 51a provided in the fixing portion 15 of the outdoor air suction portion 14 and a through hole 51a communicating with the through hole 51a of the diaphragm 51 A support portion 53 having a fixing plate 52 and a space portion 53a to which the fixing plate 52 is connected and fixed; an operation motor 54 installed at the center of the support portion 53; The rotary member 55 is provided on the outer circumferential surface of the rotary member 55. The rotary member 55 interlocks with the rotary member 55 in response to the operation of the operation motor 54, And a rotary rod (56) for opening and closing the through-hole (51a) of the bypass pipe (51). delete The method according to claim 1,
Wherein a bypass valve (50) (50 ') is installed inside and below the outdoor suction unit (14). The method according to claim 1,
And a bypass valve (50) is installed between the intake fan (20) and the exhaust fan (30). delete delete delete delete delete

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