KR102376296B1 - Joint flange for ventilate holes of a heat exchanger - Google Patents

Abstract

The present invention relates to a connection flange for a total heat exchanger, which prevents leakage of heat generated in a connection portion between a total heat exchanger and an insulation pipe to increase energy efficiency and minimize condensation. More specifically, the connection flange comprises: a pipe-shaped flange body; an expansion plate coupled to one side edge in a longitudinal direction of the flange body to expand an outer diameter of the flange body; and a heat insulation lip bent and coupled to the expansion plate to be disposed to be spaced from the flange body while facing the flange body.

Description

Joint flange for ventilate holes of a heat exchanger

The present invention relates to a total heat exchanger connection flange capable of preventing heat leakage from a connection between a total heat exchanger and an insulated pipe, increasing energy efficiency and minimizing condensation.

Patent Document 001 discloses an indoor unit body having a built-in blower for receiving air and supplying air into the room and installed on the ceiling of the room; a connection duct assembled on one side of the main body and extending from the ceiling to one side of the main body to form an air supply passage; and a fastening means for penetrating and fastening the main body and the connecting duct through the inner space of the main body.

Patent Document 002 discloses that the connector includes a flange portion in contact with the surface of the header wall surface, and a hollow body portion provided to protrude from the hole in a state of being inserted into the hole in the header wall surface, and is formed from the hole in the header wall surface. A technology related to a heat exchanger characterized in that the outer periphery of the protruding body part and the inner periphery of the heat transfer tube are in contact with each other is presented.

Patent Document 003 discloses a cabinet forming an outer enclosure, a blower installed inside the cabinet and having a built-in blower for sucking and discharging indoor air, a blower support part supporting the blower, and guiding the air discharged from the blower. A discharge passage unit, a top cover coupled to the cabinet and provided with a discharge port connected to the discharge passage unit, and a plurality of connecting members detachably installed at an edge of the discharge port so that the discharge duct corresponds to the discharge port Presents a technology related to the indoor unit of a duct-connected air conditioner, characterized in that.

Patent Document 004 discloses that at the upper end of a cylindrical tank in which a desiccant is mounted, an inlet, an inlet, and stud bolts communicating with the inside protrude upward, and the stud bolts at the end of the refrigerant pipe of the condenser and the evaporator to communicate with the inlet and the outlet, respectively. It presents a technology related to the pipe connection structure of a receiver tank for an automobile air conditioner, characterized in that a flange is formed so that it is fastened.

KR 10-2020-0081112 A (July 07, 2020) KR 10-2014-0110877 A (September 17, 2014) KR 10-2005-0011533 A (January 29, 2005) KR 10-1997-0010193 A (27 March 1997)

The present invention relates to a total heat exchanger connection flange capable of preventing heat leakage from a connection between a total heat exchanger and an insulated pipe, increasing energy efficiency and minimizing condensation.

The invention relates to a total heat exchanger connection flange for solving the problems of the prior inventions, the present invention is a tubular flange body (110); an extension plate 120 coupled to one edge of the flange body 110 in the longitudinal direction to expand the outer diameter of the flange body 110; a thermal insulation lip 130 that is bent to the expansion plate 120 to face the flange body 110 and spaced apart; is made including

The present invention relates to a total heat exchanger connection flange, and the insulating lip 130 includes a fastening member coupling groove 130A formed on an outer circumferential surface in a circumferential direction; includes

The present invention relates to a total heat exchanger connection flange, and the insulating lip 130 includes a plurality of pressing slits 130B formed to be spaced apart from each other in the circumferential direction on the other side edge in the longitudinal direction; includes

The present invention relates to a total heat exchanger connection module including a total heat exchanger connection flange, and the insulating material 210, the flexible inner material 220 and the outer sheathing material 230 on both sides in the thickness direction, the insulation pipe 200 is located; includes

The present invention relates to a total heat exchanger connection module, wherein the inner covering material 220 and the insulation material 210 are inserted between the flange body 110 and the insulation lip 130 ; The outer covering material 230 is coupled to the outside of the insulating lip 130; includes

The present invention relates to a total heat exchanger connection module, wherein the heat insulating tube 200 includes a separation cutout 240 for separating one end of the insulating material 210 and the outer shell 230 in the longitudinal direction; includes

The present invention relates to a total heat exchanger connection module, comprising: a fastening means (300) for fastening the insulation pipe (200) and the connection flange (100); includes

The present invention relates to a total heat exchanger connection module, wherein the flange body 110 includes a flexible cutout 111 formed in a plurality of spaced apart in the circumferential direction on the other side in the longitudinal direction; includes

The present invention relates to a total heat exchanger connection module, wherein the expansion plate 120 includes a fastening member coupled to a total heat exchanger, a fastening hole 121 having an arc shape; includes

The present invention relates to a total heat exchanger connection module, wherein the flange body 110 includes an anti-interference portion 115 of an inclined shape formed on the other side in the longitudinal direction; includes

The present invention relates to a total heat exchanger connection module, wherein the connection flange 100 is formed to protrude from one side of the expansion plate 120, and the auxiliary lip 140 is inserted and coupled to the air passage of the total heat exchanger; includes

The present invention has the advantage of being able to solve the problem of heat loss and condensation caused by heat dissipation from the coupling part by forming a thermal insulation rib to which the outer shell material of the insulating pipe can be coupled to the edge of the expansion plate.

The present invention has an advantage in that since the insulating lip has a structure that can be easily combined with the insulating tube, it is possible to solve the problem of decreasing the efficiency of the total heat exchanger that occurs when the coupling is not made perfectly.

The present invention has an advantage in that the insulation can be easily coupled to the total heat exchanger connection flange since a separation cutout is formed at the end of the insulated tube to easily separate the insulating material and the outer covering of the insulated tube.

In the present invention, since a specific region of the insulating material and the covering material is adhered by the bonding part, there is an advantage in that the separation of the covering material and the insulating material is performed only in a limited area.

1 is a perspective view showing a flange connecting a total heat exchanger of the present invention.
Figure 2 is a perspective view showing that the total heat exchanger connection flange of the present invention connects the total heat exchanger and the insulation pipe.
Figure 3 is a cross-sectional view showing the total heat exchanger connection flange and the insulated pipe of the present invention.
Figure 4 is a cross-sectional view showing the combination of the total heat exchanger connection flange and the insulated pipe of the present invention.
5 is a cross-sectional view showing a separation cutout and an adhesive portion are formed in the insulation tube according to the present invention.
6 is a cross-sectional view showing a heat insulating portion is formed inside the total heat exchanger connection flange of the present invention.
Figure 7 is a conceptual view for explaining the coupling means through the coupling groove formed in the total heat exchanger connection flange of the present invention.
8 to 9 are perspective views and conceptual views for explaining the pressing slit formed in the total heat exchanger connection flange according to the present invention.
10 to 11 are a side view and a cross-sectional view showing that a flexible cutout, a flexible hole, and a flexible groove are formed in the flange connecting the total heat exchanger according to the present invention.
12 is a plan view showing a fastening hole is formed in the flange connecting the total heat exchanger of the present invention.
13 to 14 are cross-sectional views and coupling views for explaining the anti-interference portion formed on the flange connecting the total heat exchanger according to the present invention.
15 is a cross-sectional view showing an auxiliary lip is formed on the flange connecting the total heat exchanger of the present invention.
16 is a cross-sectional view showing a bent lip is formed on the flange connecting the total heat exchanger of the present invention.
17 is a cross-sectional view showing that the flange body of the total heat exchanger connection flange of the present invention is formed separately.

Hereinafter, the most preferred embodiment of the present invention will be described in detail in order to explain in detail enough that a person of ordinary skill in the art can easily carry out the present invention.

The numbers cited in the examples below are not limited only to the objects of reference, and may be applied to all examples. An object that exhibits the same purpose and effect as the configuration presented in the embodiment corresponds to an equivalent replacement object. The higher-level concept presented in the examples includes sub-concept objects that are not described.

(Embodiment 1-1) The present invention relates to a total heat exchanger connection flange, the tubular flange body (110); an extension plate 120 coupled to one edge of the flange body 110 in the longitudinal direction to extend the outer diameter of the flange body 110; a thermal insulation lip 130 that is bent to the expansion plate 120 to face the flange body 110 and spaced apart; includes

(Embodiment 1-2) The total heat exchanger connection flange of the present invention according to Embodiment 1-1, wherein the flange body 110 includes an insulating portion 110A formed in the longitudinal direction therein; includes

(Embodiment 1-3) The total heat exchanger connection flange of the present invention is in Embodiment 1-1, wherein the insulating lip 130 includes a fastening member coupling groove 130A formed in a circumferential direction on an outer circumferential surface; includes

(Embodiment 1-4) In the present invention, the total heat exchanger connection flange according to embodiment 1-3, wherein the insulating lip 130 is a pressing slit 130B formed in a plurality of circumferentially spaced apart from the other side edge in the longitudinal direction; includes

(Embodiment 1-5) The total heat exchanger connection flange of the present invention according to embodiment 1-1, wherein the flange body 110 includes a first flange body 110-1 coupled to the expansion plate 120, and the second A second flange body (110-2) for separating a plurality of passages formed by the first flange body (110-1); includes

The conventional total heat exchanger connection flange has a structure in which the insulating tube cannot surround the expanded part of the flange coupled to the total heat exchanger, so heat is emitted through the flange expanded part, so there is a problem in that energy is lost and condensation occurs. Accordingly, in the present invention, as shown in FIG. 1 , the thermal insulation rib 130 is formed on the expansion plate 120 formed on one side in the longitudinal direction of the flange body 110 , and as shown in FIG. 2 , the insulation pipe 200 ) to completely surround the total heat exchanger connection flange 100 .

In detail, the insulating tube 200 through the insulating lip 130 can be easily coupled to the total heat exchanger connection flange 100 . At this time, the coupling of the total heat exchanger connecting flange 100 and the insulating pipe 200 may be simply a form in which the insulating pipe 200 is coupled to the outside of the insulating lip 130, but may have a special coupling structure to increase the fastening force, , This coupling structure will be described in Example 2 below.

In addition, in the total heat exchanger connection flange 100 of the present invention, as shown in FIG. 6 , the insulating part 110A is positioned inside the flange body 110 to further increase the insulating ability, and as shown in FIG. A fastening member coupling groove 130 A) in the form of a dent in the circumferential direction is formed on the outer circumferential surface of the lip 130, so that the coupling of the total heat exchanger connecting flange 100 and the insulating pipe 200 through the fastening means 300 is more can be made to be stable.

(Embodiment 2-1) The present invention relates to a total heat exchanger connection module including a total heat exchanger connection flange. Insulation pipe 200 in which the ash 230 is located; includes

(Example 2-2) In the total heat exchanger connection module of the present invention, in Example 2-1, the inner covering material 220 and the insulation material 210 are inserted between the flange body 110 and the insulation lip 130 to be; includes

(Embodiment 2-3) The total heat exchanger connection module of the present invention according to Embodiment 2-1, wherein the outer covering material 230 is coupled to the outside of the insulating lip 130; includes

(Embodiment 2-4) The total heat exchanger connection module of the present invention is the method of Embodiment 2-1, wherein the insulating tube 200 separates the one end in the longitudinal direction of the insulating material 210 and the envelope 230 in the longitudinal direction. cutout 240; includes

(Embodiment 2-5) The total heat exchanger connection module of the present invention is as in Embodiment 2-4, wherein the insulation tube 200 is spaced apart from the separation cutout 240, and the insulation material 210 and the envelope material Adhesive unit 250 for bonding 230; includes

(Example 2-6) In Example 2-5, the total heat exchanger connection module of the present invention includes the insulating material 210 and the envelope 230 positioned between the cutout 240 and the bonding portion 250. non-adhesive; includes

Referring to FIG. 3 , the heat insulating tube 200 has a structure capable of minimizing heat exchange between the air passing through the centrally formed passage and the external atmosphere in which the insulating material 210 is positioned between the inner shell 220 and the outer shell 230 . have In addition, as shown in FIG. 4 , the combination of the insulating pipe 200 having three layers and the total heat exchanger connection flange 100 is that the inner skin 220 and the insulating material 210 are insulated with the flange body 110 . It is inserted into the insertion space (S) positioned between the ribs 130 , and the outer covering material 230 may be coupled to the outer surface of the insulating rib 130 .

At this time, as described above, when the inner covering material and the insulating material 210 of the insulating tube 200 are inserted into the insertion space S, and the outer covering material 230 is coupled to the outer surface of the insulating lip 130, the insulating material 210 ) and the sheathing 230, it is recommended that a separation cutout 240 is formed on the coupling surface of one end in the longitudinal direction of the insulating material 210 and the covering material 230 in order to facilitate separation of the sheathing material 230, as shown in FIG. .

In addition, when the insulating material 210 and the envelope 230 are separated, the region of the insulating material 210 and the envelope 230 that are separated by vibration or external force may be wider than necessary, so in the present invention, the separation cutout 240 ) The adhesive part 250 was spaced apart from the other side to limit the area where the insulating material 210 and the outer covering 230 are separated.

In this case, the adhesive part 250 is not limited because it may include various adhesive means such as an industrial bond and a double-sided tape.

(Embodiment 3-1) The present invention relates to a total heat exchanger connection module including a total heat exchanger connection flange. means 300; includes

(Embodiment 3-2) In the present invention, the total heat exchanger connection module according to Embodiment 3-1, comprising: an adhesive means for adhering the outer covering material 230 to the insulating lip 130; includes

(Embodiment 3-3) According to Embodiment 3-1, the total heat exchanger connection module according to the present invention includes: a pressing means for press-connecting the envelope material 230 to the insulating lip 130; includes

The coupling of the insulating tube 200 and the connecting flange 100 is performed by pressing and fixing the contact surface using a pressure coupling means such as a clamp as shown in FIG. 2, and bonding the contact surface with an adhesive means such as an adhesive or double-sided tape. A fixing method may be included.

At this time, when the insulating lip 130 has a certain thickness in the circumferential direction, it is difficult to fix the insulating material 210 and the inner covering material 220 inserted into the insertion space S even when pressed through the compression coupling means. A pressing slit 130B is formed on the outer circumferential surface of the lip 130 as shown in FIG. 8, and as shown in FIG. 9, the fastening means 300 is positioned in the fastening member coupling groove 130A, and then the heat retention when fastening is performed. It is recommended that the lip 130 is deformed and the insulating material 210 and the inner covering material 220 located inside are also pressed.

(Example 4-1) The present invention relates to a total heat exchanger connection module including a total heat exchanger connection flange, and in Example 2-1, the flange body 110 is formed with a plurality of spaced apart in the circumferential direction on the other side in the longitudinal direction. being a flexible cutout 111; includes

(Embodiment 4-2) The total heat exchanger connection module of the present invention is the embodiment 4-1, wherein the flange body 110 has a flexible hole 112 drilled at one end of each of the flexible cutouts 111 in the longitudinal direction. ; includes

(Example 4-3) In the total heat exchanger connection module of the present invention, in Example 4-1, the flange body 110 is circumferentially formed on the surface of each flange lip 113 separated by the flexible cutout 111. a flexible groove 114 formed in the direction; includes

(Example 4-4) The total heat exchanger connection module of the present invention is the embodiment 4-3, wherein the flexible groove 114 is formed on the outer flexible groove 114A formed on the outer circumferential surface of the flange lip 113, and the inner circumferential surface an inner flexible groove (114B); includes

(Example 4-5) In the total heat exchanger connection module of the present invention, in Example 4-5, the outer flexible groove (114A) and the inner flexible groove (114B) cross each other in the longitudinal direction of the flange body (110) to be; includes

It is recommended that the flexible cutout 111 is formed at the other end of the flange body 110 in the longitudinal direction as shown in FIG.

In detail, when the heat insulating pipe 200 is coupled to the flange body 110 in a curved form, the end of the flange body 110 contacts the heat insulating pipe 200 and the heat insulating pipe 200 may be damaged, A flexible cutout 111 is formed at the other end of the flange body 110 so that the flange body 110 can be bent to correspond to the shape of the heat insulating tube 200 . At this time, the flexible cutout 111 separates the other end in the longitudinal direction of the flange body 110 into a plurality of flange lip 113, and a flexible cutout so that each flange lip 113 can be deformed more easily. A flexible hole 112 may be formed at the end of the 111 as shown in (b) of FIG. 10 .

In addition, a flexible groove 114 is formed on the surface of the flange lip 113 in the circumferential direction of the flange body 110 to maximize the usable bending angle of the flange lip 113 and to make the bending more stable at the same time. This effect can be further maximized when the flexible groove 114 is disposed to cross each other on the inner peripheral surface and the outer peripheral surface of the flange lip 113 as shown in (b) of FIG. 11 .

(Example 5-1) The present invention relates to a total heat exchanger connection module including a connection flange for a total heat exchanger, and in Example 1-1, the expansion plate 120 is fitted with a fastening member coupled to the total heat exchanger. Fastening hole 121 having a shape; includes

(Embodiment 5-2) In Embodiment 5-1, the total heat exchanger connection module according to the present invention includes a plurality of fastening holes 121 arranged to be spaced apart from each other in the circumferential direction; includes

(Example 5-3) The total heat exchanger connection module of the present invention according to Example 5-2, wherein the fastening hole 121 is formed to be larger than the fastening member; includes

(Example 5-4) The total heat exchanger connection module of the present invention according to Example 5-3, wherein the fastening member includes a bolt 10 and a washer 20; includes

12, the total heat exchanger connection flange 100 may be coupled to the total heat exchanger through a fastening member such as a bolt, and on the expansion plate 120 closely arranged with the total heat exchanger, a fastening hole ( 121) is formed.

The fastening hole 121 may be circular as shown in FIG. 12 (a), but may have an arc shape as shown in FIG. 12 (b), and shown in FIG. As shown, the fastening hole 121 may be formed to be larger than the bolt 10 head, so that the washer 20 fitted to the bolt 10 may press the expansion plate 120 .

At this time, as shown in (b) of FIG. 12 , the position and shape of the hole through which the fastening member is fitted may be different depending on the total heat exchanger, so the fastening member is coupled to the expansion plate 120 . is to easily change, and forming the fastening hole 121 larger than the bolt 10 head as shown in FIG. 12(c) is also to widen the area where the fastening member can be coupled.

(Example 6-1) The present invention relates to a total heat exchanger connection module including a total heat exchanger connection flange, and in Example 5-1, the flange body 110 has an inclined shape formed on the other side in the longitudinal direction. of the interference prevention unit 115; includes

The other end in the longitudinal direction of the flange body 110 is formed with an inclined anti-interference part 115 as shown in FIG. 13, and when the insulation pipe 200 is fitted in a curved form in the flange body 110, It is possible to prevent damage to the insulation tube 200 that occurs when the end of the flange body 110 and the insulation tube 200 are in contact. At this time, the total heat exchanger connection flange 100 has a fastening hole 121 formed in an arc shape on the expansion plate 120 as described above with reference to FIG. 12 , so an interference prevention part ( 115) can be adjusted.

Accordingly, the protruding end of the interference prevention unit 115 may be adjusted by an operator to be positioned at the inner bent portion IN of the heat insulating pipe 200 having a relatively large bending angle as shown in FIG. 14 .

(Embodiment 7-1) The present invention relates to a total heat exchanger connection module including a total heat exchanger connection flange, and in Embodiment 2-1, the total heat exchanger connection flange 100 is the expansion plate 120 Auxiliary lip 140 which is formed to protrude from the side and is inserted and coupled to the air passage of the total heat exchanger; includes

(Embodiment 7-2) The total heat exchanger connection module of the present invention according to Embodiment 7-1, wherein the auxiliary lip 140 is inserted and coupled to the flange body 110; includes

An auxiliary lip 140 inserted into the air passage (H) of the total heat exchanger is protruded on one surface of the expansion plate 120 to prevent air leakage to the coupling surface of the expansion plate 120 and the total heat exchanger. it is recommended to be At this time, the auxiliary lip 140 may be in the form of extending the flange body 110 as shown in Fig. 15 (a), but is inserted into the flange body 110 as shown in Fig. 15 (b). It may be in a combined form.

And, when the auxiliary lip 140 is inserted and coupled to the flange body 110 as shown in FIG. 15 (b), the auxiliary lip 140 may be coupled to the flange body 110 through an adhesive. However, in addition to this, threads corresponding to each other are formed on the inner and outer peripheral surfaces of the flange body 110 and the auxiliary lip 140 to be screwed together.

(Embodiment 8-1) The present invention relates to a total heat exchanger connection module including a total heat exchanger connection flange, and in Embodiment 2-1, the total heat exchanger connection flange 100 is the a bent lip 150 that is inclined inwardly coupled to the other end in the longitudinal direction at which the flange body 110 is positioned; includes

(Embodiment 8-2) The total heat exchanger connection module of the present invention according to Embodiment 8-1, wherein the bent rib 150 is disposed to have an inclination of 120 degrees to 160 degrees with the insulating rib 130; includes

Referring to FIG. 16 , the bent lip 150 is coupled to the end of the insulating lip 130 in an inclined shape, so that the operation of covering the outer covering material 230 on the outside of the insulating lip 130 can be easily performed. .

In detail, the bending lip 150 makes the outer diameter of the inlet side of the insulating rib 130 covered with the sheathing material 230 narrow, and when the operator places the sheathing material 230 on the bending lip 150 and pulls it, the covering material The 230 slides on the bent lip 150 to surround the outside of the thermal insulation lip 130 .

In addition, the bent lip 150 has an advantage in that it is possible to prevent a safety accident that occurs when the operator's hand collides with the end of the bent lip 150 in the process of pulling the outer covering material 230 to cover the insulating lip 130 outside.

(Embodiment 9-1) The present invention relates to a total heat exchanger connection module including a total heat exchanger connection flange, and in Embodiment 1-1, coupled to the other side in the longitudinal direction of the flange body 110 and flexible properties a flexible part 400 having; includes

(Example 9-2) The total heat exchanger connection module of the present invention according to Example 9-1, wherein the flexible part 400 is formed of any one of rubber and silicone; includes

As described above, it is recommended that the other end in the longitudinal direction of the flange body 110 can be easily bent in response to the bending of the heat insulating pipe 200, and in this way, it is shown in FIGS. In addition to the method of forming the flexible cutout 111 as described above, it may also include a method of forming the other side in the longitudinal direction of the flange body 110 with a flexible heterogeneous material as shown in FIG. 10( c ).

In detail, by connecting the flexible flexible part 400 such as rubber and silicone to the other side in the longitudinal direction of the flange body 110 , the flexible part 400 can be bent in response to the bending of the insulating tube 200 . did it

100: total heat exchanger connection flange 110: flange body
110A: heat insulating part 110-1: first flange body
110-2: second flange body 111: flexible cutout
112: flexible hole 113: flange lip
114: flexible groove 114A: outer flexible groove
114B: inner flexible groove 115: anti-interference part
120: expansion plate 121: fastening hole
130: thermal insulation lip 130a: fastening member coupling groove
130B: compression slit 140: auxiliary lip
150: bending lip
200: insulation pipe 210: insulation material
220: inner covering material 230: outer covering material
240: separation cutout 250: adhesive part
300: fastening means 400: flexible part

Claims (11)

In the total heat exchanger connection module including the total heat exchanger connection flange 100 and the insulation pipe 200,
The total heat exchanger connection flange 100 is a tubular flange body 110;
an extension plate 120 coupled to one edge of the flange body 110 in the longitudinal direction to extend the outer diameter of the flange body 110;
a thermal insulation lip 130 that is bent to the expansion plate 120 to face the flange body 110 and spaced apart;
and a bent lip 150 that is inclined inwardly coupled to the longitudinal end of the insulating lip 130 in which the flange body 110 is positioned.
The flange body 110 includes a plurality of flexible cutouts 111 spaced apart in the circumferential direction on the other side in the longitudinal direction,
Includes; flexible grooves 114 formed on the surface of each flange lip 113 separated by the flexible cutout 111;
The flexible groove 114 includes a plurality of outer flexible grooves 114A formed on the outer peripheral surface of the flange lip 113 and
It is formed on the inner circumferential surface of the flange lip 113, and includes a plurality of inner flexible grooves 114B intersecting each other in the longitudinal direction of the outer flexible groove 114A and the flange body 110,
The insulating tube 200 includes: an insulating material 210; and a flexible inner shell 220 on both sides in the thickness direction of the insulating material 210; and an outer shell 230;
a separation cutout 240 for separating one end of the insulating material 210 and the outer covering material 230 in the longitudinal direction; and
It includes a; is disposed spaced apart from the separation cutout 240, the adhesive portion 250 for coupling the insulation material 210 and the envelope material 230;
The inner sheathing material 220 and the insulating material 210 are inserted between the flange body 110 and the insulating lip 130 , and the covering material 230 is a total heat exchanger connection coupled to the outside of the insulating lip 130 . module.
The method according to claim 1,
The thermal insulation lip 130 is a fastening member coupling groove formed in the circumferential direction on the outer peripheral surface (130A); A total heat exchanger connection module comprising a.
3. The method according to claim 2,
The insulating lip 130 has a plurality of compression slits 130B formed to be spaced apart in the circumferential direction on the other edge of the longitudinal direction; A total heat exchanger connection module comprising a.
delete delete delete The method according to claim 1,
Fastening means 300 for fastening the insulation pipe 200 and the connection flange 100; A total heat exchanger connection module comprising a.
delete The method according to claim 1,
The expansion plate 120 is fitted with a fastening member coupled to the total heat exchanger, the fastening hole 121 having an arc shape; A total heat exchanger connection module comprising a.
10. The method of claim 9,
The flange body 110 includes an anti-interference portion 115 of an inclined shape formed on the other side in the longitudinal direction; A total heat exchanger connection module comprising a.
The method according to claim 1,
The connecting flange 100 is formed to protrude from one side of the expansion plate 120, and the auxiliary lip 140 is inserted and coupled to the air passage of the total heat exchanger; A total heat exchanger connection module comprising a.

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