TW201732202A - Air-exchanging device - Google Patents

Abstract

An air-exchanging device comprising an air-guiding tube and a ventilation component is disclosed. The air-guiding tube includes a first cover and a second cover coupled with each other. A containing space is formed between the first and second covers. The ventilation component is mounted inside the containing space and separates the containing space into a first air-guiding space and a second air-guiding space. The ventilation component includes at least one fan mounted inside the first or second air-guiding space. The disclosed air-exchanging device can achieve lower assembly difficulty.

Description

Air flow switching device

The present invention relates to an air flow exchange device, and more particularly to an air flow exchange device capable of achieving a circulating air circulation function in an external space and an internal space.

Referring to Fig. 1, a conventional airflow exchange device 9 is disclosed which can be mounted to a spacer (e.g., a wall of a building, a ceiling, or a casing of an electronic product, etc.). The airflow switching device 9 includes an air guiding duct body 91, a partitioning member 92 and two fans 93. The first end portion 911 and the second end portion 912 are respectively disposed in an outdoor space and an indoor space. The partitioning member 92 and the two fans 93 are disposed inside the air guiding duct body 91. The partitioning member 92 can divide the inside of the air guiding duct body 91 into two guiding spaces, and the two fans 93 are respectively disposed on the partitioning member. 92 two side surface. Thereby, the partitioning member 92 and the air guiding duct body 91 of the two fans 93 are provided for providing an airflow exchange function in the airflow exchange device, so that the outdoor space and the air in the indoor space can circulate.

The partitioning member 92 is required to abut against the inner peripheral wall of the air guiding duct body 91 so as to be able to divide the inside of the air guiding duct body 91 into two flow guiding spaces. However, if the gap between the width of the partitioning member 92 and the inner diameter of the air guiding duct body 91 is too small, the partitioning member 92 is difficult to be penetrated into the air guiding duct body 91, so that the assembly of the partitioning member 92 is difficult; If the width of the partitioning member 92 is too large from the inner diameter of the air guiding duct body 91, the partitioning member 92 is easily inserted into the air guiding duct body 91, and the partitioning member 92 is easily disposed in the air guiding duct body 91. Rotating in the middle, making the partition 92 the same It has the problem of difficulty in assembly.

In view of this, there is a need to provide a further improved airflow exchange device to reduce the assembly difficulty of the airflow exchange device.

It is an object of the present invention to provide an air flow exchange device in which a plurality of covers are coupled to each other to form a wind guide body.

In order to achieve the foregoing object, the technical means for the present invention comprises: an air flow switching device comprising: a wind guiding pipe body, wherein the air guiding pipe body comprises a first cover body and a second cover body combined with each other; The first cover body and the second cover body form an accommodating space; and an air flow exchange component is disposed in the accommodating space of the air guiding pipe body, and the air flow switching component divides the accommodating space into one The first air guiding space and the second air guiding space, the air flow switching component includes at least one fan, and the at least one fan is disposed in the first guiding space or the second guiding space.

The first cover body is provided with a first joint portion and a second joint portion. The second cover portion is provided with a third joint portion and a fourth joint portion. The first joint portion is detachably coupled to the first joint portion. a third joint that removably couples the fourth joint. Thereby, the air guiding tube body is adapted for the user to separate the first cover body and the second cover body to perform maintenance replacement of the fan, or to clean the inside of the air guiding tube body, and has a lifting airflow switching device The effectiveness of maintenance and repair convenience.

The first joint portion and the second joint portion are respectively disposed on the two sides of the first cover, and the third joint portion and the fourth joint portion are respectively disposed on two sides of the second cover, and the first The joint portion and the fourth joint portion have the same joint structure, and the second joint portion and the third joint portion have the same joint structure. Thereby, the first cover body and the second cover body can have the same structure, and the first cover body and the second cover body can be manufactured through the same mold, so that the air flow exchange device has a lower production cost. And the first cover and the second cover Adhesion is less susceptible to process tolerances.

The first joint portion and the fourth joint portion are each a perforation, and the second joint portion and the third joint portion are each a fixing hole, and the first joint portion or the fourth joint portion is provided with a lock. The solid component passes through and is locked to the third joint or the second joint. Thereby, the first cover body and the second cover body are locked to each other via the first joint portion, the third joint portion, the second joint portion and the fourth joint portion, thereby being firmly combined into a hollow Tube body.

The first joint portion and the fourth joint portion are each a groove, and the second joint portion and the third joint portion are each a flange, and the first joint portion accommodates the third joint portion. The first joint portion is detachably coupled to the third joint portion, and the fourth joint portion is configured to receive the second joint portion, so that the second joint portion is detachably coupled to the fourth joint portion. . Thereby, the first cover body and the second cover body are connected to each other via the first joint portion, the third joint portion, the second joint portion and the fourth joint portion, thereby being firmly combined into a hollow Tube body.

The air flow switching device as described above, wherein the flange of the third joint portion or the second joint portion is provided with an enlarged diameter portion, and the groove of the first joint portion or the fourth joint portion is matched with the enlarged diameter portion. There is a reaming hole, and the enlarged diameter portion is accommodated in the reaming hole. Thereby, the first cover body and the second cover body can be firmly coupled without being loosened by the external force of the air flow exchange assembly or other external force perpendicular to the extending direction of one of the air guiding tube bodies.

The first joint portion and the fourth joint portion are each facing an inner edge of the accommodating space, and the second joint portion and the third joint portion are each facing away from an outer edge of the accommodating space. The first joint portion forms a latch with the third joint portion, so that the first joint portion is detachably coupled to the third joint portion, and the second joint portion forms a latch with the fourth joint portion. The second joint portion is formed to removably bond the fourth joint portion. Thereby, the first cover body and the second cover body form a latch with the third joint portion, the second joint portion and the fourth joint portion via the first joint portion, thereby being firmly integrated into one middle portion. Empty pipe body.

An air flow exchange device as described above, wherein the third joint portion or the second portion The first fastening portion or the fourth coupling portion is provided with a second fastening portion corresponding to the first fastening portion, the first fastening portion and the second fastening portion. Buckle combination. Thereby, the first cover body and the second cover body can be firmly coupled without being loosened by the external force of the air flow exchange assembly or other external force perpendicular to the extending direction of one of the air guiding tube bodies.

The first end of the air duct body is connected to the first opening and the second opening of the accommodating space, and the first opening is provided with a first air inlet and a first air outlet, and the second opening is provided with a first opening The first air guiding space and the second air outlet are connected to the first air inlet and the second air inlet, and the second air guiding space is connected to the first air outlet and the second air outlet. Thereby, the first guiding space and the second guiding space are respectively configured to introduce and discharge airflow.

The airflow switching device as described above, further comprising a base, and the air guiding tube body is further provided with a sleeve, the sleeve is disposed on the air guiding tube body having one end of the first opening, the base is disposed The air guiding body has one end of the second opening, and the first cover, the second cover and the airflow exchange assembly may be limited between the sleeve and the base. Thereby, the at least one fan can be confined in the air guiding duct body without sliding relative to the air guiding duct body.

A sealing strip is disposed between the first joint portion and the third joint portion; or a seal strip is disposed between the second joint portion and the fourth joint portion. Thereby, the sealing strip can close a gap between the first joint portion and the third joint portion or between the second joint portion and the fourth joint portion to lift the first cover body and the second cover The tightness of the body makes the air guiding body have a better air guiding effect.

The airflow exchange component is further provided with a partitioning member, and the at least one fan is coupled to the partitioning member. Thereby, the partitioning member can be used to partition the interior of the air guiding duct body into the first guiding space and the second guiding space.

Wherein the first cover or the second cover faces the accommodation space One side is provided with a track disposed between the first opening and the second opening, and the at least one fan has a base, and the base is coupled to the track. Thereby, the at least one fan can be fixed in the air guiding tube body without rotating relative to the air guiding tube body.

In the air flow switching device as described above, the base of the at least one fan partitions the inside of the air guiding duct body into the first guiding space and the second guiding space. Thereby, the air flow exchange assembly can eliminate the need to provide the partition.

The airflow switching device as described above, wherein the airflow exchange module is further provided with a partitioning member, and the base of the at least one fan abuts against the partitioning member, and the partitioning member and the base separate the interior of the air guiding duct body into the above a first flow guiding space and the second flow guiding space. Therefore, if the air guiding tube body has a long length, the partitioning member can cooperate with the base of the at least one fan to partition the air guiding tube body into the first guiding space and the second guiding space. .

The airflow exchange device can be configured to pre-set the airflow exchange component to the first cover body or the second cover body before the first cover body and the second cover body are combined with the airflow exchange device. The difficulty of assembling difficulties.

〔this invention〕

1‧‧‧air duct body

1a‧‧‧First Diversion Space

1b‧‧‧Second diversion space

11‧‧‧First cover

111‧‧‧ first joint

111a‧‧‧Reaming

111b‧‧‧second fastening

112‧‧‧Second junction

113‧‧‧ Track

12‧‧‧Second cover

121‧‧‧ Third Joint Department

121a‧‧‧Extended section

121b‧‧‧First fastening

122‧‧‧ Fourth Joint Department

123‧‧‧ Track

13‧‧‧First opening

131‧‧‧First air inlet

132‧‧‧First air outlet

14‧‧‧second opening

141‧‧‧second air inlet

142‧‧‧Second outlet

15‧‧‧ casing

16‧‧‧ Sealing strip

2‧‧‧Air exchange components

21‧‧‧fan

211‧‧‧Base

212‧‧‧fan wheel

22‧‧‧Parts

3‧‧‧Base

R‧‧‧ accommodating space

D‧‧‧Isolation

A1‧‧‧External space

A2‧‧‧Internal space

S‧‧‧Locking components

X‧‧‧ extending direction

[study]

9‧‧‧Air exchange device

91‧‧‧Air duct body

911‧‧‧ first end

912‧‧‧ second end

92‧‧‧Parts

93‧‧‧fan

Figure 1 is an exploded perspective view of a conventional gas flow exchange device.

Figure 2 is a perspective exploded view of an embodiment of the present invention.

Figure 3 is a schematic cross-sectional view showing a combination of an embodiment of the present invention.

Fig. 4 is a perspective view showing the appearance of an air duct body according to an embodiment of the present invention.

FIG. 5 is a schematic view showing the appearance of an airflow exchange module according to an embodiment of the present invention.

Figure 6 is a perspective exploded view showing the air guiding tube body of the embodiment of the present invention with a sealing strip.

Figure 7 is a perspective view showing the first cover and the second cover of the embodiment of the present invention Solution diagram.

Figure 8 is a schematic view showing the appearance of the first cover and the second cover being spliced to each other according to an embodiment of the present invention.

Fig. 8a is a partially enlarged schematic view showing the first cover and the second cover being spliced to each other according to an embodiment of the present invention.

Fig. 9 is a perspective exploded view showing the first cover and the second cover of the embodiment of the present invention.

Fig. 10 is a schematic cross-sectional view showing the first cover and the second cover of the embodiment of the present invention.

11 is a schematic view showing the appearance of a first cover and a second cover being formed with each other in the embodiment of the present invention.

Figure 11a is a partially enlarged schematic view showing the first cover and the second cover of the embodiment of the present invention forming a latch.

Fig. 12 is a perspective exploded view showing the first cover or the second cover of the embodiment of the present invention with a rail and the airflow exchange assembly additionally provided with a partition.

Figure 13 is a schematic cross-sectional view showing the first cover or the second cover of the embodiment of the present invention in which a rail is provided and the air flow exchange unit is further provided with a partition member.

The above and other objects, features and advantages of the present invention will become more <RTIgt;

Referring to FIGS. 2 and 3, an airflow exchange device according to an embodiment of the present invention includes an air duct body 1 and an air flow exchange unit 2, and the air flow exchange unit 2 can be disposed inside the air duct body 1.

The air guiding tube body 1 can be a hollow tube body of various shapes. In the embodiment, the air guiding tube body 1 is a hollow tube. However, the air guiding tube body 1 can also be a hollow square tube or other. Various hollow tubular columns, the invention is not limited thereto. The air duct body 1 includes a first cover body 11 and a second cover body 12, and the first cover body 11 and the second cover body 12 form an accommodation space R. The two ends of the air duct body 1 are respectively connected to the first opening 13 and the second opening 14 of the accommodating space R.

The first cover 11 is provided with a first joint portion 111 and a second joint portion 112. The first joint portion 111 and the second joint portion 112 are respectively disposed on two sides of the first cover body 11; The body 12 is provided with a third joint portion 121 and a fourth joint portion 122. The third joint portion 121 and the fourth joint portion 122 are respectively disposed on two sides of the second cover body 12. The first joint portion 111 is coupled to the third joint portion 121 , and the second joint portion 112 is coupled to the fourth joint portion 122 to enable the first shell 11 to be coupled to the second shell 12 . The first joint portion 111 and the third joint portion 121, the second joint portion 112 and the fourth joint portion 122 can be combined by various means such as bonding, welding, welding, locking, splicing or snapping. .

The airflow switching unit 2 is disposed in the accommodating space R of the air duct body 1, and the airflow switching unit 2 divides the accommodating space R into a first air guiding space 1a and a second air guiding space 1b. In detail, the airflow switching module 2 includes at least one fan 21 and a partitioning member 22, the at least one fan 21 is coupled to the partitioning member 22, and the at least one fan 21 is disposed in the first guiding space 1a or the first The second flow guiding space 1b. In this embodiment, the airflow switching module 2 includes two fans 21, and the two fans 21 are respectively coupled to the two sides of the partitioning member 22, so that the two fans 21 are respectively formed in the first guiding space 1a and the second guiding Flow space 1b. The spacer 22 can be a plate made of metal, plastic or other materials.

Referring to FIG. 4, in the actual assembly of the airflow exchange device according to the embodiment of the present invention, the airflow exchange assembly 2 is preset to the first before the first cover 11 and the second cover 12 are combined. The cover 11 or the second cover 12. For example, as shown in FIG. 5, the airflow exchange assembly 2 may be preset to the second cover 12, and then the first cover 11 is coupled to the second cover 12 to utilize the first The cover body 11 and the second cover body 12 are circumferentially shaped The accommodating space R is formed, and the airflow exchange unit 2 is formed in the accommodating space R.

Referring to FIG. 3, the airflow exchange assembly 2 may extend from the first opening 13 of the air duct body 1 to the second opening 14 to partition the interior of the air duct body 1 into the first airflow. The space 1a and the second flow guiding space 1b. The two fans 21 can be respectively disposed in the first guiding space 1a and the second guiding space 1b for guiding airflow in the first guiding space 1a and the second guiding space 1b. In detail, the first opening 13 of the air duct body 1 is provided with a first air inlet 131 and a first air outlet 132. The second opening 14 of the air duct body 1 is provided with a second air inlet 141 and a The second air outlet 142 is for respectively introducing and discharging airflow. The first air guiding space 1a communicates with the first air inlet 131 and the second air inlet 141. The second air guiding space 1b communicates with the first air outlet 132 and the second air outlet 142.

With the above structure, when the air flow switching device of the embodiment of the present invention is actually used, the air guiding pipe body 1 can be mounted and fixed on a partition D (for example, a wall of a building, a ceiling or a casing of an electronic product, etc.). One side of the spacer D is an outer space A1, and the other side of the spacer D is an inner space A2, and the first opening 13 and the second opening 14 of the air duct body 1 respectively communicate with the outer portion Space A1 and the internal space A2. Therefore, the airflow switching device of the embodiment can introduce the airflow of the external space A1 into the first air guiding space 1a of the air guiding pipe body 1 through the first air inlet 131, and the first air guiding port 141 passes through the second air inlet 141. The airflow of the air guiding space 1a is led to the inner space A2; further, the airflow of the inner space A2 can be further introduced into the second air guiding space 1b of the air guiding body 1 via the second air outlet 142, and then The first air outlet 132 is led out to the outer space A1 to provide a good circulation ventilation function.

Therefore, in the assembly process, the airflow switching device 2 can be preset to the first cover 11 or the second cover 12, because the first cover 11 or the first The second cover 12 is open, and the air flow exchange assembly 2 can be unobstructed even if the width of the air flow exchange unit 2 and the inner diameter of the air guide body 1 are small. The ground is placed in the first cover 11 or the second cover 12; in contrast, even if the width of the airflow exchange assembly 2 is larger than the inner diameter of the air duct body 1, due to the airflow exchange assembly 2 Installation (including the fixing operation of the at least one fan 21 and the partition 22, the wiring of the at least one fan 21, etc.) may be completed before the first cover 11 and the second cover 12 are combined, and thus The problem that the airflow exchange unit 2 rotates in the air duct body 1 causes assembly difficulties. Accordingly, the airflow exchange device of the embodiment of the present invention can effectively reduce the assembly difficulty of the airflow exchange device.

According to the foregoing structure, the various features of the airflow exchange device of the embodiment of the present invention are enumerated in detail below and explained one by one: Referring to Figures 4 and 5, in the present embodiment, the air duct body 1 is a hollow circular tube, so that the first cover body 11 or the second cover body 12 can be formed in a semicircular shape, respectively. The hollow body can be formed by combining the first cover 11 and the second cover 12. However, in some embodiments of the present invention, the first cover 11 and the second cover 12 may also form an asymmetrical structure (for example, each is a 1/3 circular shape and a 2/3 circular shape). It is still possible to jointly form the hollow circular tube. In addition, in some embodiments of the present invention, the air duct body 1 may also be a hollow square tube. Therefore, the first shell body 11 or the second shell body 12 may be formed in a U shape or a U shape. The shape or the asymmetrical structure (for example, each of a U-shaped shape and a flat plate shape) enables the hollow square tube to be formed by combining the first cover 11 and the second cover 12.

In this embodiment, the air flow switching device may further include a base 3, and the air guiding tube body 1 is further provided with a sleeve 15 disposed on the air guiding tube body 1 having the first opening 13 One end. In contrast, the air flow switching device of this embodiment may be provided with a base 3 disposed at one end of the air guiding body 1 having the second opening 14. Thereby, the first cover 11, the second cover 12 and the airflow exchange assembly 2 can be confined between the sleeve 15 and the base 3, so that the at least one fan 21 and the partition 22 can Limited to the wind The pipe body 1 does not slide relative to the air duct body 1.

Referring to the second, fourth, and fifth embodiments, in the embodiment, the first joint portion 111 is preferably detachably coupled to the third joint portion 121. The second joint portion 112 is preferably detachable. The fourth joint portion 122 is mounted to enable the first cover 11 and the second cover 12 to be detachably coupled. Since the airflow switching device of the embodiment increases with the use of the holding space, the fan 21 may be malfunctioning or the dust may block the air guiding duct body 1, and the first cover body 11 and the second cover body 12 may be detachably formed. The ground cover is combined, that is, the first cover 11 and the second cover 12 can be separated by the user to perform maintenance and replacement of the fan 21, or the inside of the air guide body 1 can be cleaned and completed. After the above operation, the first cover 11 and the second cover 12 are again coupled and reset. Therefore, the airflow exchange device of the embodiment of the present invention can effectively improve the maintenance and maintenance convenience of the airflow exchange device by forming the first cover 11 and the second cover 12 to be detachably coupled.

Furthermore, in the embodiment, the first joint portion 111 and the fourth joint portion 122 are preferably the same joint structure, and the second joint portion 112 and the third joint portion 121 are preferably the same combination. structure. Thereby, the first cover 11 and the second cover 12 can have the same structure, so that the manufacturer does not need to separately design and mold the first cover 11 and the second cover 12; A cover 11 and the second cover 12 can be manufactured through the same mold, so that the air flow exchange device of this embodiment has a lower production cost, and the adhesion of the first cover 11 and the second cover 12 Less susceptible to process tolerances.

In addition, the first cover 11 and the second cover 12 can be detachably coupled by various means such as locking, splicing, or snapping. For example, in the embodiment, the first joint portion 111 and the fourth joint portion 122 are each a through hole, and the second joint portion 112 and the third joint portion 121 are each a fixing hole. A joint portion 111 is provided for the locking member S to pass through and be locked to the third joint portion 121. Similarly, the fourth joint portion 122 passes through a locking member S and is locked to the second joint portion 112. Thereby, the first cover 11 and the second cover 12 pass the The first joint portion 111 and the third joint portion 121, the second joint portion 112 and the fourth joint portion 122 are locked to each other, and can be firmly combined into a hollow tubular body.

Referring to FIG. 6 , in some embodiments of the present invention, a sealing strip 16 may be disposed between the first joint portion 111 and the third joint portion 121. Similarly, the fourth joint portion 122 and the same A sealing strip 16 may be disposed between the second joints 112. The weather strip 16 can be made of a flexible material such as rubber. By providing the sealing strip 16, the gap between the first joint portion 111 and the third joint portion 121 or between the second joint portion 112 and the fourth joint portion 122 can be closed to lift the first cover The adhesion between the body 11 and the second cover 12 provides the air guiding body 1 with a better air guiding effect.

As shown in the seventh and eighth embodiments, in the embodiment of the present invention, the first joint portion 111 and the fourth joint portion 122 are each a groove, and the second joint portion 112 and the third joint portion are Each of the first joint portions 111 is configured to removably couple the third joint portion 121, and the fourth joint portion 122 is configured to be detachably coupled to the third joint portion 121. The second joint portion 112 is received such that the second joint portion 112 is detachably coupled to the fourth joint portion 122. Thereby, the first cover 11 and the second cover 12 are connected to each other via the first joint portion 111, the third joint portion 121, the second joint portion 112, and the fourth joint portion 122. The solid combination is a hollow tube body.

The first joint portion 111 and the third joint portion 121 are partially enlarged. The flange of the third joint portion 121 may be provided with an enlarged diameter portion 121a. A groove of a joint portion 111 is provided with a counterbore 111a in conjunction with the enlarged diameter portion 121a. Therefore, when the first joint portion 111 is received in the third joint portion 121, the enlarged diameter portion 121a can be accommodated in the reaming hole 111a, and the first joint portion 111 and the third joint portion 121 are only in the The relative displacement is generated when the external force parallel to the extending direction X of the air guiding body 1 is received; in other words, the external force perpendicular to the extending direction X cannot make the first joint portion 111 and the third joint portion 121 relatively Displacement. Similarly, the fourth bonding portion 122 and the second combination The portion 112 can also be provided with a corresponding structure. Thereby, the first cover body 11 and the second cover body 12 can be firmly coupled without being loosened by the external force of the air flow exchange unit 2 or the external force perpendicular to the extending direction X.

Referring to Figures 9, 10 and 11, in the embodiment of the present invention, the first joint portion 111 and the fourth joint portion 122 are each facing an inner edge of the accommodating space R, and the second The joint portion 112 and the third joint portion 121 are each facing away from the outer edge of the accommodating space R. The first joint portion 111 forms a latch with the third joint portion 121 to form the first joint portion 111. The third joint portion 121 is detachably coupled to the fourth joint portion 122 to form a latch, and the second joint portion 112 is detachably coupled to the fourth joint portion 122. Thereby, the first cover 11 and the second cover 12 form a latch with the third joint portion 121, the second joint portion 112 and the fourth joint portion 122 via the first joint portion 111, that is, It can be firmly combined into a hollow tube body.

The first joint portion 111 and the third joint portion 121 are partially enlarged. The third joint portion 121 may be provided with a first fastening portion 121b. The joint portion 111 is provided with a second fastening portion 111b corresponding to the first fastening portion 121b. One of the first fastening portion 121b and the second fastening portion 111b is a buckle; oppositely, the other of the first fastening portion 121b and the second fastening portion 111b is correspondingly buckled With one buckle groove. Therefore, when the first joint portion 111 forms a click with the third joint portion 121, the first fastening portion 121b is snap-fitted with the second fastening portion 111b, and the first joint portion 111 and The third joint portion 121 only generates a relative displacement when subjected to an external force parallel to the extending direction X of the air duct body 1; in other words, an external force perpendicular to the extending direction X cannot make the first joint portion 111 and The third joint portion 121 generates a relative displacement. Similarly, the fourth joint portion 122 and the second joint portion 112 may also be provided with corresponding structures. Thereby, the first cover body 11 and the second cover body 12 can be firmly coupled without being loosened by the external force of the air flow exchange unit 2 or the external force perpendicular to the extending direction X.

It is to be noted that, in this embodiment, the first cover 11 of the air duct body 1 is disposed on a side of the accommodating space R, and a track 113 is disposed on the first opening 11 and the first Between the two openings 12. At least one fan 21 of the airflow exchange unit 2 has a base 211 and a fan wheel 212. The base 211 is coupled to the rail 113 of the first cover 11 so that the at least one fan 21 can be fixed in the air duct body 1 without rotating relative to the air duct body 1. Similarly, the second cover 12 can also be provided with a track 123, so that the base 211 can respectively engage the first cover 11 and the tracks 113, 123 of the second cover 12.

Furthermore, in the foregoing embodiment, the airflow switching module 2 is provided with the partitioning member 22. However, in the embodiment, the airflow switching module 2 only needs to use the base 211 of the at least one fan 21 to guide the airflow. The air duct body 1 is internally partitioned into a first air guiding space 1a and a second air guiding space 1b. Therefore, the airflow exchange unit 2 can eliminate the need to provide the partitioning member 22. The fan wheel 212 of the at least one fan 21 may be disposed in the first air guiding space 1a, so that the fan 21 can guide the airflow in the first air guiding space 1a to improve the airflow of the external space A1. The efficiency of the internal space A2; in contrast, the fan wheel 212 can also be disposed in the second flow guiding space 1b, so that the fan 21 can guide the airflow in the second guiding space 1b to enhance the internal space A2. The efficiency of the air flow introduced into the outer space A1.

Referring to Figures 12 and 13, if the air flow switching device of this embodiment is to be installed on a thicker spacer D, the air guiding body 1 must have a long length. At this time, the airflow exchange assembly The partitioning member 22 is further provided, and the base 211 of the at least one fan 21 can abut against the partitioning member 22, so that the partitioning member 22 and the base 211 can separate the inside of the air guiding duct body 1 into the first A flow guiding space 1a and the second flow guiding space 1b.

In summary, the airflow switching device of the embodiments of the present invention can be used in the first cover 11 by the air guiding body 1 including at least one of the first cover 11 and the second cover 12 Before the second cover 12 is combined, the air flow exchange unit 2 is preset to the first cover 11 or the second cover 12, since the first cover 11 or the second cover 12 is opened. The air flow exchange assembly 2 can be placed into the first cover 11 or the second cover 12 without hindrance, and the air flow exchange assembly 2 does not rotate in the air guide body 1 The problem of difficulty in assembly does have the effect of reducing the difficulty of assembly of the air flow exchange device.

Furthermore, the first cover 11 and the second cover 12 can be detachably coupled, so that the air guiding body 1 can be used by the user to separate the first cover 11 and the second cover 12. To perform maintenance replacement of the fan 21, or to clean the inside of the air guiding duct body 1, after the partitioning member 92 and the fan 93 of the conventional airflow switching device 9 are disposed inside the air guiding duct body 91, It is difficult to be taken out again, and the airflow exchange device of the embodiment of the present invention does have the effect of improving the maintenance and maintenance convenience of the airflow exchange device.

While the invention has been described in connection with the preferred embodiments described above, it is not intended to limit the scope of the invention. The technical scope of the invention is protected, and therefore the scope of the invention is defined by the scope of the appended claims.

1‧‧‧air duct body

11‧‧‧First cover

111‧‧‧ first joint

112‧‧‧Second junction

12‧‧‧Second cover

121‧‧‧ Third Joint Department

122‧‧‧ Fourth Joint Department

13‧‧‧First opening

14‧‧‧second opening

15‧‧‧ casing

2‧‧‧Air exchange components

21‧‧‧fan

22‧‧‧Parts

3‧‧‧Base

R‧‧‧ accommodating space

S‧‧‧Locking components

Claims (15)

An airflow switching device comprises: a wind guiding pipe body, wherein the air guiding pipe body comprises a first cover body and a second cover body combined with each other, wherein the first cover body and the second cover body form an accommodation a space exchange unit is disposed in the accommodating space of the air guiding duct body, and the airflow switching component divides the accommodating space into a first guiding space and a second guiding space, and the airflow exchange The component includes at least one fan disposed in the first flow guiding space or the second flow guiding space. The air flow switching device of claim 1, wherein the first cover body is provided with a first joint portion and a second joint portion, and the second cover body is provided with a third joint portion and a fourth joint portion. The first joint portion detachably couples the third joint portion, and the second joint portion removably couples the fourth joint portion. The air flow switching device according to claim 2, wherein the first joint portion and the second joint portion are respectively disposed on two sides of the first cover, and the third joint portion and the fourth joint portion are respectively The first joint portion and the fourth joint portion have the same joint structure, and the second joint portion and the third joint portion have the same joint structure. The air flow switching device according to claim 2, wherein the first joint portion and the fourth joint portion are each a perforation, and the second joint portion and the third joint portion are each a fixing hole. The first joint portion or the fourth joint portion is provided for a locking component to pass through and be locked to the third joint portion or the second joint portion. The air flow switching device of claim 2, wherein the first joint portion and the fourth joint portion are each a groove, and the second joint portion and the third joint portion are each a flange The first joint portion is configured to receive the third joint portion, so that the first joint portion is detachably coupled to the third joint portion, and the fourth joint portion is configured to receive the second joint portion. The second joint portion is formed to removably bond the fourth joint portion. The air flow switching device of claim 5, wherein the flange of the third joint portion or the second joint portion is provided with an enlarged diameter portion, and the first joint portion or the fourth joint portion is grooved. The enlarged diameter portion is provided with a reaming hole, and the enlarged diameter portion is accommodated in the reaming hole. The air flow switching device according to claim 2, wherein the first joint portion and the fourth joint portion are each facing an inner edge of the accommodating space, and the second joint portion and the third joint are Each of the portions is opposite to an outer edge of the accommodating space, and the first joint portion forms a latch with the third joint portion, so that the first joint portion is detachably coupled to the third joint portion. The second joint portion forms a latch with the fourth joint portion, and the second joint portion is detachably coupled to the fourth joint portion. The airflow switching device of claim 7, wherein the third joint portion or the second joint portion is provided with a first fastening portion, and the first joint portion or the fourth joint portion corresponds to the first The fastening portion is provided with a second fastening portion, and the first fastening portion is snap-fitted with the second fastening portion. The airflow switching device of the first, second, third, fourth, fifth, sixth, seventh or eighth aspect of the present invention, wherein the two ends of the air guiding pipe are respectively connected to the first opening of the receiving space and a first opening, the first opening is provided with a first air inlet and a first air outlet, the second opening is provided with a second air inlet and a second air outlet, and the first air guiding space is connected to the first air inlet The air outlet and the second air inlet, the second air guiding space is connected to the first air outlet and the second air outlet. The airflow switching device of claim 9, wherein the air guiding body further comprises a base, and the air guiding pipe body is further provided with a sleeve, the sleeve is disposed on the air guiding pipe body having the first opening The pedestal is disposed at one end of the air guiding tube body having the second opening, and the first cover body, the second cover body and the airflow exchange component may be limited between the sleeve and the base. The air flow switching device of claim 1, wherein the first joint portion and the third joint portion are provided with a sealing strip; or A sealing strip is disposed between the second joint portion and the fourth joint portion. The air flow switching device of claim 1, 2, 3, 4, 5, 6, 7, or 8, wherein the air flow exchange assembly is further provided with a partition member, and the at least one fan is coupled to the partition member. The airflow switching device according to the first, second, third, fourth, fifth, sixth, seventh or eighth aspect, wherein the first cover or the second cover is disposed toward one side of the accommodation space There is a track disposed between the first opening and the second opening, and the at least one fan has a base coupled to the track. The airflow switching device according to claim 13, wherein the base of the at least one fan divides the inside of the air guiding duct body into the first guiding space and the second guiding space. The airflow switching device of claim 13, wherein the airflow exchange component is further provided with a partitioning member, wherein the base of the at least one fan and the partitioning member abut each other, and the partitioning member and the base guide the air guiding device The inside of the pipe body is divided into the first flow guiding space and the second flow guiding space.