TWI675153B - Air-guiding tube of an air exchanger - Google Patents

Abstract

An air guide pipe of an air exchange device is used to solve the problems of poor adhesion and vibration caused by noise. The system comprises: a hollow outer pipe body having a first opening and a second opening; a heat exchange unit disposed inside the hollow outer pipe body, the heat exchange unit forming a first end face and a second end face; A hollow inner pipe body forming a first air duct inside the hollow inner pipe body; and a buffer member abutting between the hollow inner pipe body and the second end surface of the heat exchange unit, the buffer member communicating The first air duct.

Description

Air duct of air exchange device

The invention relates to an air guide pipe, in particular to an air guide pipe of an air exchange device capable of achieving circulation ventilation function in external space and internal space.

Please refer to FIG. 1, which discloses a conventional air exchange device 9. The air exchange device 9 can be installed on a partition (such as a wall of a building, a ceiling, or a cabinet of an electronic product). The airflow exchange device 9 includes an air duct body 91, a partition 92, a heat exchange unit 93, and two fans 94. The partition member 92 is disposed inside the air guide pipe body 91. The partition member 92 can divide the inside of the air guide pipe body 91 into two guide spaces. The heat exchange unit 93 is coupled to a joint of the partition member 92. 921; the two fans 94 are respectively disposed on two side surfaces of the partition member 92, so that the two fans 94 are respectively formed in each of the guide spaces. Thereby, the airflow exchange device 9 can provide an airflow exchange function, so that the air in the outdoor space and the indoor space can circulate with each other. An embodiment similar to the conventional airflow exchange device 9 has been disclosed in the ROC Patent No. I577945 "Airflow Exchange Device" patent case.

For the convenience of assembly, the conventional airflow exchange device 9 described above generally loosely couples the heat exchange unit 93 to the partition 92 and fixes it with a positioning element; however, this combination makes the heat exchange unit There is a gap between the 93 and the partition 92, and the gap also easily causes leakage of the airflow, which affects the smoothness of the airflow exchange, and further causes the overall operating efficiency of the airflow exchange device 9 to be poor. During the operation of the device 9, the gap is likely to cause vibration or friction between the heat exchange unit 93 and the partition 92 to be affected. Damage, or even noise, if it is serious, it will affect the performance and service life of the air exchange device 9.

In view of this, the conventional air exchange device still needs to be improved.

In order to solve the above problems, the present invention provides an air duct of an air exchange device, which can prevent gaps between mechanisms, and can simultaneously achieve the effects of buffering and shock absorption, thereby avoiding the occurrence of noise.

The following directional or similar terms of the present invention, such as "front", "rear", "up (top)", "down (bottom)", "inside", "outside", "side", etc., are mainly related With reference to the directions of the accompanying drawings, each directivity or its approximate terms are only used to assist in explaining and understanding the embodiments of the present invention, and are not intended to limit the present invention.

The air guide pipe of the air exchange device of the present invention comprises: a hollow outer pipe body having a first opening and a second opening; a heat exchange unit disposed inside the hollow outer pipe body, and the heat exchange unit is formed with a A first end face and a second end face; a hollow inner pipe body, a first air duct is formed inside the hollow inner pipe body; and a buffer member, the buffer member abuts the hollow inner pipe body and the heat exchange unit Between the second end faces, the buffer member communicates with the first air guide duct.

According to this, the design of the air guide tube of the air exchange device of the present invention, which uses the buffer member to be attached between the hollow inner tube body and the second end surface of the heat exchange unit, can improve the heat exchange unit and the hollow interior. The tightness of the combined pipe body prevents the gap between the heat exchange unit and the hollow inner pipe body, prevents damage due to friction or noise due to vibration, and prevents leakage of airflow; In this way, it is possible to improve the air guiding effect, performance and service life of the air duct of the air exchange device.

The heat exchange unit is composed of a plurality of fins, and a plurality of axial channels are formed between the fins. The buffer member is in communication with each of the axial channels corresponding to the buffer member. In this way, the structure is simple and easy to manufacture and assemble, which has the effects of reducing manufacturing costs and improving assembly convenience.

Wherein, the buffer member has a first end and a second end, the first end is attached to the second end surface of the heat exchange unit, the second end has a positioning portion, and the positioning portion is sleeved in the hollow One of the outer walls of the pipe body. In this way, it has the effect of improving the assembly convenience of the buffer member and the hollow inner pipe body.

Wherein, the second end of the buffer member is internally contracted by a diameter difference to form a shoulder, and the shoulder is abutted on the end surface of the hollow inner pipe body. In this way, it has the effect of tightly combining the buffer member with the hollow inner pipe body.

Wherein, it further comprises a first cover and a second cover, the first cover is coupled to the first opening, the first cover has a first air outlet and a first air inlet, and the second cover The body is coupled to the second opening, the second cover has a second air outlet and a second air inlet, and the first air guide channel communicates with the first air outlet and the second air outlet. In this way, the system has the effect of improving the smoothness of the wind guide.

Wherein, it further includes another buffer member, which is in contact with the first air outlet and the first end surface of the heat exchange unit. The other buffer member communicates with the first air outlet, and the other buffer member. In communication with each of the axial passages corresponding to the other buffer. In this way, it has the effect of avoiding a vibration situation at the joint between the heat exchange unit and the first air outlet.

Wherein, a joint portion is formed on the periphery of the first air outlet, the other buffer member has a first end and a second end, the first end is abutted on the first end surface of the heat exchange unit, and the second end has A positioning portion is sleeved on the outer periphery of the first air outlet, and the second end is retracted with a diameter difference to form a shoulder portion, and the shoulder portion is in contact with the joint portion. In this way, it has the effect of improving the assembly convenience of the buffer member and the first cover.

Wherein, the plurality of fins are arranged to form the shape of the hollow outer tube body to be disposed inside the hollow outer tube body. In this way, the system has the effect that the plurality of fins can be easily disposed inside the hollow outer pipe body.

Wherein, the buffer member and the other buffer member are made of silicone or rubber material to make. In this way, it has the effect of providing better buffering and anti-vibration effects.

Wherein, the buffer member and the other buffer member are in a ring shape. In this way, the buffer member is easy to be combined with the hollow inner pipe body, and the other buffer member is easy to be combined with the first cover body.

〔this invention〕

1‧‧‧ hollow outer tube body

11‧‧‧ the first opening

12‧‧‧ second opening

2‧‧‧ heat exchange unit

2a‧‧‧first end face

2b‧‧‧Second end face

21‧‧‧ fins

22‧‧‧ axial channel

3‧‧‧ hollow inner tube

30‧‧‧ outer wall

31‧‧‧First air duct

32‧‧‧face

4‧‧‧ buffer

4a‧‧‧first end

4b‧‧‧ second end

41‧‧‧Positioning Department

42‧‧‧Shoulder

4’‧‧‧ buffer

4a’‧‧‧ 第一 端

4b’‧‧‧Second end

41’‧‧‧ Positioning Department

42’‧‧‧Shoulder

5‧‧‧ the first cover

51‧‧‧First air outlet

511‧‧‧ junction

52‧‧‧First air inlet

6‧‧‧ second cover

61‧‧‧second air outlet

62‧‧‧Second Air Inlet

S‧‧‧Diversion space

〔Usually〕

9‧‧‧air exchange device

91‧‧‧Air duct body

92‧‧‧ divider

921‧‧‧Combined mouth

93‧‧‧heat exchange unit

94‧‧‧fan

FIG. 1: An exploded perspective view of a conventional airflow exchange device.

Fig. 2: An exploded perspective view of an embodiment of the present invention.

Fig. 3: A perspective view of a cushioning member of the present invention.

FIG. 4 is a combined sectional view of an embodiment of the present invention.

Figure 5: A partially enlarged view of Figure 4A.

In order to make the above and other objects, features, and advantages of the present invention more comprehensible, the following describes the preferred embodiments of the present invention and the accompanying drawings in detail, as follows: Please refer to FIG. An embodiment of the air duct of the airflow exchange device of the present invention. The air duct of the airflow exchange device includes a hollow outer tube body 1, a heat exchange unit 2, a hollow inner tube body 3, and a buffer member 4. The exchange unit 2 is disposed inside the hollow outer tube body 1, the hollow inner tube body 3 is coupled to the heat exchange unit 2, and the buffer member 4 is disposed between the hollow inner tube body 3 and the heat exchange unit 2.

The hollow outer pipe body 1 may be a pipe body of various shapes. In this embodiment, the hollow outer pipe body 1 is a round pipe. However, the hollow outer pipe body 1 may also be a square pipe or other various pipe strings. The present invention is not limited to this. In addition, the hollow outer pipe body 1 is based on the premise that a hollow pipe body with a basic ventilation function is selected. The internal structure composition and appearance design of the hollow outer pipe body 1 No restrictions. Wherein, a diversion space S may be formed in the hollow outer pipe body 1, and two ends of the hollow outer pipe body 1 are respectively a first opening 11 and a second opening communicating with the diversion space S. Mouth 12.

The heat exchange unit 2 is disposed inside the hollow outer pipe body 1. The heat exchange unit 2 is formed with a first end surface 2a and a second end surface 2b. In detail, the heat exchange unit 2 may be composed of a plurality of fins 21, and a plurality of axial channels 22 may be formed between the fins 21, and the buffer member 4 preferably corresponds to each of the buffer members 4. The axial channels 22 communicate with each other. In this way, the structure is simple and easy to manufacture and assemble, which has the effects of reducing manufacturing costs and improving assembly convenience. In addition, the plurality of fins 21 are preferably arranged to form the shape of the hollow outer tube body 1 to be disposed inside the hollow outer tube body 1. In this way, it has the effect that the plurality of fins 21 can be easily installed inside the hollow outer tube body 1.

The hollow inner pipe body 3 may be a pipe body of various shapes. In this embodiment, the hollow inner pipe body 3 is a round pipe. However, the hollow inner pipe body 3 may also be a square pipe or other various pipe strings. The present invention is not limited to this. In addition, the hollow inner pipe body 3 is based on the premise that a hollow pipe body with a basic ventilation function is selected. The internal structure composition and appearance design of the hollow inner pipe body 3, the present invention No restrictions. The hollow inner tube body 3 is coupled to the second end surface 2b of the heat exchange unit 2. The first hollow air duct 31 is formed inside the hollow inner tube body 3, and the diversion is formed outside the hollow inner tube body 3. Space S.

Referring to FIGS. 2 and 3, the buffer member 4 is in contact with the hollow inner pipe body 3 and the heat exchange unit 2. The buffer member 4 is connected to the first air duct 31. In detail, the buffer member 4 may have a first end 4a and a second end 4b. The first end 4a is preferably attached to the second end surface 2b of the heat exchange unit 2. The second end 4b may be A positioning portion 41 is provided, and the positioning portion 41 is preferably sleeved on an outer wall 30 of the hollow inner pipe body 3. In this way, it has the effect of improving the assembly convenience of the buffer member 4 and the hollow inner pipe body 3. Wherein, the second end 4b of the buffer member 4 can be internally contracted by using a diameter difference to form a shoulder portion 42 which can be abutted by an end surface 32 of the hollow inner pipe body 3. In this way, it has the effect of tightly combining the buffer member 4 and the hollow inner tube body 3.

In particular, the cushioning member 4 is preferably made of silicone or rubber material. to make. In this way, it has the effect of providing better buffering and anti-vibration effects. In addition, the buffer member 4 is preferably formed in a ring shape. In this way, the buffer member 4 has the effect of being easily combined with the hollow inner pipe body 3.

Please refer to FIGS. 4 and 5. According to the foregoing structure, the hollow inner pipe body 3 is coupled to the second end surface 2 b of the heat exchange unit 2 through the buffer member 4, so that the positioning portion 41 of the buffer member 4 is set. On the outer wall 30 of the hollow inner pipe body 3, the shoulder portion 42 of the buffer member 4 is abutted against the end face 32 of the hollow inner pipe body 3, and the buffer member 4 is abutted on the second end face of the heat exchange unit 2. 2b, and the buffer member 4 communicates with the first air duct 31 of the hollow inner pipe body 3; in this way, the buffer member 4 can improve the tightness of the combination of the heat exchange unit 2 and the hollow inner pipe body 3, In order to prevent the gap between the heat exchange unit 2 and the hollow inner pipe body 3, to avoid damage due to friction, or to generate noise due to vibration, and to prevent leakage of airflow, the airflow exchange device can be used. The air duct has a better air guiding effect.

Referring to FIGS. 2 and 4, the air duct of the air exchange device of the present invention may further include a first cover 5 and a second cover 6. The first cover 5 is coupled to the first opening 11 of the hollow outer tube 1. The first cover 5 may have a first air outlet 51 and a first air inlet 52. The periphery of the first air outlet 51 may be A joint portion 511 is formed.

In addition, the second cover body 6 is coupled to the second opening 12 of the hollow outer tube body 1. The second cover body 6 may have a second air outlet 61 and a second air inlet 62. In this way, the first air outlet 51 and the second air outlet 61 can communicate with the first air duct 31 of the hollow inner pipe body 3, and the first air inlet 52 and the second air inlet 62 can communicate with each other at the first A diversion space S other than the air duct 31. In this way, the airflow systems for entering and exiting the wind are separated and flow in the first air guide channel 31 or the airflow guide space S, respectively, which has the effect of improving the smoothness of the air guide. In addition, it is explained that the air duct can be combined with an indoor unit (not shown) through the second cover 6 to connect the inlet and outlet fans of the indoor unit to form an air exchange device.

The air guiding pipe of the air exchange device of the present invention may further include a buffer member 4 ', and the buffer The shape and structure of the member 4 'is preferably the same as that of the buffer member 4; and the buffer member 4' is preferably made of silicone or rubber material. In this way, it has the effect of providing better buffering and anti-vibration effects.

In detail, the buffer member 4 'is preferably attached between the first air outlet 51 and the first end surface 2a of the heat exchange unit 2. The buffer member 4' is connected to the first air outlet 51, and the The buffer member 4 'is preferably in communication with each of the axial channels 22 of the heat exchange unit 2 corresponding to the buffer member 4'. In this way, the tightness of the combination of the heat exchange unit 2 and the first air outlet 51 of the first cover 5 can be improved, and at the same time, leakage of airflow can be prevented; the heat exchange unit 2 and the Vibration occurs at the joint of the first air outlet 51, and the air guiding pipe of the air exchange device has a better air guiding effect.

The first end 4a 'of the buffer member 4' is attached to the first end face 2a of the heat exchange unit 2. The positioning portion 41 'of the second end 4b' of the buffer member 4 'is sleeved on the first outlet. On the outer periphery of the tuyere 51, the shoulder portion 42 ′ of the second end 4 b ′ of the buffer member 4 ′ preferably abuts the joint portion 511 of the first cover 5. In this way, it has the effect of improving the assembly convenience of the buffer member 4 'and the first cover 5.

In summary, the design of the air duct of the air exchange device of the present invention, which uses the buffer member to be attached between the hollow inner tube body and the second end surface of the heat exchange unit, can improve the heat exchange unit and the The tightness of the hollow inner tube body is combined to prevent the gap between the heat exchange unit and the hollow inner tube body, to avoid damage due to friction, or to generate noise due to vibration, and to prevent airflow from being generated outside. Leakage; in this way, it can improve the air guiding effect, performance and service life of the air duct of the air exchange device.

Although the present invention has been disclosed using the above-mentioned preferred embodiments, it is not intended to limit the present invention. Anyone skilled in the art can make various changes and modifications to the above embodiments without departing from the spirit and scope of the present invention. The technical scope protected by the invention, so the scope of protection of the present invention shall be determined by the scope of the appended patent application.

Claims (12)

An air guide pipe of an air exchange device includes: a hollow outer pipe body having a first opening and a second opening; a heat exchange unit disposed inside the hollow outer pipe body, the heat exchange unit forming a first An end surface and a second end surface; a hollow inner tube body forming a first air duct inside; and a buffer member abutting the hollow inner tube body and the second of the heat exchange unit Between the end faces, the buffer member communicates with the first air guide duct. The air duct of the air exchange device according to item 1 of the patent application scope, wherein the heat exchange unit is composed of a plurality of fins, and a plurality of axial channels are formed between the fins. Each of the axial channels of the buffer member communicates. The air duct of the air exchange device according to item 1 of the scope of the patent application, wherein the buffer member has a first end and a second end, and the first end is attached to the second end surface of the heat exchange unit, The second end has a positioning portion sleeved on the outer wall of the hollow inner tube. The air duct of the air exchange device according to item 3 of the scope of the patent application, wherein the second end of the buffer member is internally contracted with a diameter difference to form a shoulder, and the shoulder can be used for the end face of the hollow inner tube body to abut. Pick up. The air duct of the air exchange device according to item 1 of the patent application scope, further comprising a first cover and a second cover, the first cover is coupled to the first opening, and the first cover The body has a first air outlet and a first air inlet, the second cover is combined with the second opening, the second cover has a second air outlet and a second air inlet, and the first air duct Connect the first air outlet and the second air outlet. The air duct of the air exchange device according to item 5 of the patent application scope, further comprising another buffer member, the other buffer member is in contact with the first air outlet and the first end surface of the heat exchange unit. , The other buffer member communicates with the first air outlet, and the other buffer member corresponds to the other air outlet Each of the axial channels of the buffer member communicates with each other. The air guide pipe of the air exchange device according to item 6 of the patent application scope, wherein a joint is formed at the periphery of the first air outlet, and the other buffer member has a first end and a second end. The end is attached to the first end surface of the heat exchange unit, the second end has a positioning portion, the positioning portion is sleeved on the outer periphery of the first air outlet, and the second end is retracted by a diameter difference to form a shoulder portion. , The shoulder portion can be abutted by the joint portion. The air duct of the air exchange device according to item 2 of the scope of the patent application, wherein the plurality of fins are arranged to form the shape of the hollow outer tube body to be disposed inside the hollow outer tube body. The air duct of the air exchange device according to item 1 of the patent application scope, wherein the buffer member is made of silicone or rubber material. According to the air duct of the air exchange device according to item 6 of the patent application scope, wherein the other buffer member is made of silicon or rubber material. The air duct of the air exchange device according to item 1 of the scope of the patent application, wherein the buffer member has a ring shape. According to the air duct of the air exchange device according to item 6 of the scope of patent application, the other buffer member is in a ring shape.