TW201512611A - Air-exchanging device - Google Patents

Abstract

An air-exchanging device includes an air-guiding tube, a separation member, at least a fan and a controlling module. The air-guiding tube includes a first air inlet, a first air outlet, a second air inlet and a second outlet. The separation member is mounted in the air-guiding tube, which tends to separates the air-guiding tube into a first air-guiding space and a second air-guiding space. The fan is coupled in the air-guiding tube and tends to guide air in and out. The controlling module is coupled to the air-guiding tube and at least corresponding to one of the second air inlet and the second outlet. In accordance with above structure, the air-exchanging device provides ventilation effectively, wherein the air-guiding tube reduces the noise that the fan make.

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 switching device 9 is disclosed. The fan device 9 is generally mounted on a wall such as a building or an electronic product casing, and the outer wall 91 of the building is taken as an example. Generally, the outer side of the outer wall 91 is an outer space, and the inner side of the outer wall 91 is an inner space, wherein the outer wall 91 must have an air inlet 911 and an air outlet 912, and the air inlet 911 and the air outlet are provided at the air inlet 911 and the air outlet 911. Each of the 912s is provided with a fan 92; thereby, when the fan 92 is in operation, an external airflow can be introduced from the external space through the air inlet 911 to the internal space, and the airflow of the internal space is exported to the air outlet 912 through the air outlet 912. External space to achieve the function of circulation ventilation.

However, when the conventional airflow switching device 9 is actually installed and used, at least two through holes (ie, the air inlet 911 and the air outlet 912) must be opened on the outer wall 91 to achieve a good circulation ventilation function; therefore, It is easy to reduce the overall structural strength of the outer wall 91. Further, when the outer wall 91 is provided with two through holes at the same time, the two through holes will occupy an excessive area of the inner side and the outer side surface of the outer wall 91, so It is relatively easy to cause the available area of the outer wall 91 to be greatly reduced; in addition, one side surface of the fan 92 is exposed to the outer wall 91, which easily causes the fan 92 to be damaged by the sun or rain, thereby reducing its use. life.

Moreover, the fan 92 of the conventional airflow switching device 9 is generally electrically connected. The control module formed by the driving circuit, the control circuit or other electronic components can be used to control the rotation of the fan 92 for introducing and extracting airflow; however, the control module is prone to generate high heat during operation. In general, additional heat dissipation fins or cooling fans must be provided for heat dissipation, which increases the cost of use. Moreover, during operation of the fan 92, noise is also generated, which affects the tranquility of the surrounding environment.

The term "spacer" as defined by the present invention refers to various components that can be used to separate the exterior space from the interior space. For example, when the spacer is the casing of the electronic product, the outer side of the casing is an outer space, and the inner side of the casing is an inner space; or, when the spacer is an outer wall of the building, the outer The outer side of the wall is an outer space, and the inner side of the outer wall is an inner space.

The "control module" as defined in the present invention refers to a control module formed by various electronic components for controlling the operation of the airflow switching device of the present invention, for example, a driving circuit, a control circuit, a user interface, .... Such various electronic components that can drive or control the operation of the fan; or, the control module can further add various electronic components having a function of illuminating, warning or negative ion purifying air according to the needs of use, for example: illuminating elements, alarms The detailed structural composition and function of the above electronic components are well understood by those skilled in the art.

The main object of the present invention is to provide an airflow exchange device which, when installed and used, can provide a good circulation ventilation function without having to open two or more through holes in the spacer.

A second object of the present invention is to provide an air flow exchange device that can simultaneously dissipate heat from a control module during the process of circulating ventilation.

It is still another object of the present invention to provide an air flow switching device that can effectively reduce or isolate noise that may be generated when a fan operates.

Still another object of the present invention is to provide an air flow exchange device based on which the overall structural strength of the spacer can be improved without the need to provide a plurality of through holes in the spacer.

Another object of the present invention is to provide an air flow exchange device based on which the surface of the spacer can have a sufficient available area without requiring a plurality of through holes in the spacer.

In order to achieve the foregoing object, the airflow switching device of the present invention comprises: a wind guiding tube body having a first end portion and a second end portion, the first end portion being provided with a first air inlet and a first outlet a tuyere, the second end portion is provided with a second air inlet and a second air outlet; a partitioning member is disposed inside the air guiding tube body for separating the air guiding tube body into a first guiding space And a second air guiding space, the first air guiding space is connected to the first air inlet and the second air outlet, and the second air guiding space is connected to the first air outlet and the second air inlet; At least one fan is coupled to the air guiding tube body; and a control module is coupled to at least one of the first end portion and the second end portion of the air guiding tube body, and the control module is electrically connected The fan.

The control module is coupled to the second end of the air duct body, and the control module is opposite to at least one of the second air inlet and the second air outlet; wherein the control module preferably has a casing. The outer casing is provided with a communication hole, an auxiliary air outlet and an auxiliary air inlet. The outer casing is coupled to the second end of the air duct body and opposite to the second air inlet and the second air outlet.

The inside of the casing is provided with a plate member, the plate member is opposite to the communication hole, and the interior of the casing is separated by a first diverting space and a second diverting space, and the connecting hole forms a first opening with respect to the plate member and a second opening, the first opening is opposite to the second air outlet, the second opening is opposite to the second air inlet, the auxiliary air outlet and the first opening are connected to the first shunt space, the auxiliary air inlet and The second opening communicates with the second shunt space.

At least one of the first shunt space and the second shunt space A driving circuit or a control circuit electrically connected to the fan is disposed; or at least one of the first shunt space and the second shunt space is provided with a light emitting element, an alarm or a negative ion generator.

The first end portion of the air guiding tube body is provided with a first surface and a second surface adjacent to or corresponding to each other, and a first turning portion is formed between the first surface and the second surface, the first air inlet And disposed on the first surface, the first air outlet is disposed on the second surface. Wherein the first surface is preferably perpendicular to the second surface.

The partitioning member is provided with a first partitioning portion and a second partitioning portion, and an inclined flow guiding portion is coupled between the first partitioning portion and the second partitioning portion.

The at least one fan is disposed in at least one of the first flow guiding space and the second flow guiding space.

The fan is one, the fan may be disposed in the first flow guiding space or the second flow guiding space; or the fan is two, and the two fans are respectively disposed in the first guiding space and the second guiding space .

The air guiding duct body is a hollow duct body capable of axially expanding and contracting to change an axial length. Wherein the air guiding tube body further comprises a movable sleeve, the movable sleeve is movably coupled to the first end portion, and the movable sleeve forms two first compartments separated by a first compartment and a a second chamber, the movable sleeve is provided with two air guiding holes, and the two air guiding holes respectively communicate with the first chamber and the second chamber, and the first chamber is opposite to the first guiding space, The second chamber is opposite to the second flow guiding space.

a filter screen is disposed on the first air inlet, the first air outlet, the auxiliary air outlet or the auxiliary air inlet, wherein the filter is preferably disposed at the auxiliary air outlet or the auxiliary air inlet; and an inner peripheral wall of the air guiding body It is preferably provided with a sound insulating material.

The fan may be disposed in the first flow guiding space, and the control module is provided with an auxiliary fan disposed inside the outer casing and located in the second shunting space, the auxiliary fan passing through the second The opening is opposite to the second flow guiding space, and the second dividing air is empty The driving circuit or the control circuit is electrically connected to the fan; or the fan may be disposed in the second flow guiding space, and the auxiliary fan may be disposed inside the outer casing and located in the first shunting space, the auxiliary fan The first shunt space is disposed opposite to the first flow guiding space, and the first shunting space is provided with a driving circuit or a control circuit electrically connected to the fan.

At least one of the fan and the auxiliary fan is electrically connected to a forward and reverse control circuit.

The air guiding tube body is combined with a cover body for covering the first end portion of the air guiding tube body; the inner peripheral wall of the cover body and the first air inlet and the first air outlet of the air guiding tube body There may be a spacing between the tuyères, and the cover is provided with at least one opening, the opening being provided with a screen.

The airflow switching device can select a single through hole, which can cooperate with the airflow switching device to provide a good circulating ventilation function between the external space and the internal space; wherein the spacer can be opened without two Or more than two through holes, so that the structural strength of the spacer can be relatively increased, and the available area of the spacer can be increased, and only one end portion of the air flow switching device can be exposed to the outer space of the spacer. , effectively reducing the exposure area of the ventilation device; overall, to achieve the effect of improving the cooling effect of the circulation, increasing the service life and ease of use; and, by the fan, the fan can be selectively disposed inside the air guiding tube body to achieve The utility model has the advantages of reducing the noise, and the air guiding tube body can simultaneously dissipate heat for the control module in the process of introducing and extracting the airflow from the fan, so that no additional settings such as heat dissipation fins or cooling fans are needed for the control module. The group performs heat dissipation to reduce the cost of use.

〔this invention〕

1‧‧‧air duct body

11‧‧‧ First end

11a‧‧‧ first surface

11b‧‧‧ second surface

111‧‧‧First air inlet

112‧‧‧First air outlet

113‧‧‧ Turning Department

12‧‧‧ second end

121‧‧‧Second air inlet

122‧‧‧second air outlet

13‧‧‧ Activity sleeve

131‧‧‧First room

132‧‧‧Second room

133‧‧‧wind guide hole

14‧‧‧ Filter

2‧‧‧Parts

2a‧‧‧First partition

2b‧‧‧Second Partition

2c‧‧‧ oblique diversion

21‧‧‧First Diversion Space

22‧‧‧Second diversion space

3‧‧‧Fan

4‧‧‧Control Module

41‧‧‧ Shell

41a‧‧‧First diversion space

41b‧‧‧Second diverting space

411‧‧‧Connected holes

411a‧‧‧first opening

411b‧‧‧ second opening

412‧‧‧Assisted air outlet

413‧‧‧Assisted air inlet

42‧‧‧plate

43‧‧‧Auxiliary fan

5‧‧‧ Forward and reverse control circuit

6‧‧‧ Cover

61‧‧‧ openings

D‧‧‧Isolation

D1‧‧‧through hole

S1‧‧‧External space

S2‧‧‧ interior space

I‧‧‧Airflow direction

[study]

9‧‧‧Air exchange device

91‧‧‧External wall

911‧‧‧ inlet

912‧‧ vents

92‧‧‧fan

Figure 1 is a partial, cross-sectional view of a conventional air flow exchange device.

Figure 2 is an exploded perspective view of the air flow exchange device of the preferred embodiment of the present invention.

Figure 3 is a cross-sectional view showing the combination of the air flow exchange device of the preferred embodiment of the present invention.

Figure 4 is a cross-sectional view showing the combination of the expansion and contraction operation of the air flow exchange device of the preferred embodiment of the present invention.

Figure 5 is a cross-sectional view showing a combination of another preferred embodiment of the gas flow switching device of the preferred embodiment of the present invention.

Figure 6 is a cross-sectional view showing a combination of an auxiliary fan in an air flow exchange device according to a preferred embodiment of the present invention.

Figure 7 is a block diagram showing the structure of a forward-reverse control circuit of a gas exchange device according to a preferred embodiment of the present invention.

Figure 8 is a cross-sectional view showing the assembly of the airflow exchange device according to the preferred embodiment of the present invention.

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

Referring to Figures 2 and 3, the air flow switching device of the preferred embodiment of the present invention is mounted on a spacer D. One side of the spacer D is an external space S1, and the other side is an internal space. S2; wherein the airflow switching device comprises at least one air guiding tube body 1, a partitioning member 2, at least one fan 3, and a control module 4, and the air guiding tube body 1 is mounted on a through hole D1 of the spacer member D. The partitioning member 2 and the at least one fan 3 are disposed inside the air guiding duct body 1 , and the control module 4 is electrically connected to the fan 3 .

The air guiding pipe body 1 can be a hollow pipe body of various shapes. In the embodiment, the air guiding pipe body 1 is a hollow circular pipe; the air guiding pipe body 1 has a first end portion 11 and a first The first end portion 11 of the air duct body 1 is provided with a first air inlet 111 and a first air outlet 112. The second end portion 12 is provided with a second air inlet 121 and a second outlet. A tuyere 122 for introducing and extracting airflow.

The partitioning member 2 is disposed inside the air guiding duct body 1 for separating the inside of the air guiding duct body 1 into two independent first guiding spaces 21 and a second guiding space 22, and The manner in which the partition member 2 and the air guiding tube body 1 are combined may be integrally formed or detachably combined. The first air guiding space 21 is connected to the first air inlet 111 and the second air outlet 122. The second air guiding space 22 is connected to the first air outlet 112 and the second air inlet 121. The partition 2 can be In the preferred embodiment, the partition member 2 is provided with a first partition portion 2a and a first partitioning portion 21 and a second deflecting space 22. In the second partition portion 2b, an inclined flow guiding portion 2c is coupled between the first partition portion 2a and the second partition portion 2b so as to be designed to flow through the first flow guiding space by the inclined flow guiding portion 2c. The air flow of the 21 and the second flow guiding space 22 has a better flow guiding effect.

The at least one fan 3 is coupled to the air duct body 1 for introducing and extracting airflow; wherein the joint position of the fan 3 is not limited in the invention, so that the airflow can be introduced and discharged from the air duct body 1 in principle. For example, the fan 3 is disposed in at least one of the first air guiding space 21 and the second air guiding space 22, or the fan 3 may be disposed at the first air inlet 111 and the first air outlet 112. At least one of the tuyeres of the second air inlet 121 and the second air outlet 122 can effectively reduce the volume of the air duct body 1 and avoid occupying too much space. The fan 3 can be one or several. When the fan 3 is one, the fan 3 can be disposed in the first guiding space 21 or the second guiding space 22. In the preferred embodiment, the fan 3 The two fans 3 are respectively disposed in the first guiding space 21 and the second guiding space 22 to enhance the guiding effect of the fan, in particular, when the fan 3 is disposed on the air guiding body 1 In the interior, the air duct body 1 can provide a sound insulation effect to prevent the noise generated by the operation of the fan 3 from affecting the surrounding environment of the air duct body 1. In addition, when the inner peripheral wall of the air duct body 1 is better When soundproofing is provided, noise reduction can be achieved more effectively. The fan 3 of the present invention is designed for various structures that can be driven by a motor to guide airflow, such as an axial flow fan, a centrifugal fan, a blower fan or a horizontal convection fan, and the detailed structural composition and actuation principle thereof are in the field. The technical staff can understand, and will not repeat them.

The control module 4 is coupled to at least one end of the first end portion 11 and the second end portion 12 of the air duct body 1, preferably to the second end portion 12 of the air duct body 1, The control module 4 can be located in the internal space S2 to facilitate the maintenance work. The control module 4 is detachably coupled or integrated. The control module 4 is preferably connected to the second air inlet. At least one of the air outlets of the second air outlet 122 and the second air outlet 122 are opposite to each other, so that the air duct body 1 can simultaneously dissipate heat to the control module 4 during the process of introducing or extracting the airflow into the air duct 3, and the control module 4 electrically connecting the fan 3 for controlling the operation of the fan 3. In the preferred embodiment, the control module 4 has a housing 41. The outer shape of the housing 41 can be various shapes, such as a circle, an ellipse, a triangle, or a rectangle. The present invention is not limited, and the housing is not limited. 41 is provided with a communication hole 411, an auxiliary air outlet 412 and an auxiliary air inlet 413, and the outer casing 41 is coupled to the second end portion 12 of the air duct body 1 and the second air inlet port via the communication hole 411. 121 is opposite to the second air outlet 122. The outer casing 41 is internally provided with a plate member 42 opposite to the communication hole 411 for separating the interior of the outer casing 41 into a first diverting space 41a and a second diverting space. The first opening 411a and the second opening 411b are opposite to the second air outlet 122, the second opening 411b and the second opening 411b are opposite to the second opening 411b. The air inlets 121 are opposite to each other; wherein the auxiliary air outlets 412 and the first openings 411a communicate with the first distribution space 41a, the auxiliary air inlets 413 and the second openings 411b communicate with the second distribution space 41b; The shunt space 41a and the second shunt space 41b are A driving space or a control circuit electrically connected to the fan 3 may be disposed in a space, so that the air flowing through the first shunt space 41a and the second shunt space 41b may simultaneously dissipate the driving circuit or the control circuit; Alternatively, at least one of the first shunt space 41a and the second shunt space 41b may also be provided with a light-emitting element, an alarm or a negative ion generator to have a light-emitting function, a warning function or a negative ion-purifying air function.

In the actual use of the airflow switching device disclosed in the preferred embodiment of the present invention, please refer to FIG. 3, the spacer D can be selected to open only one single through hole D1, and the air guiding pipe body 1 is fixed. a through hole D1 of the spacer D; thereby, when the fan 3 is operated During the operation, the airflow from the external air inlet S1 can be introduced into the first air guiding space 21 of the air guiding duct body 1, and the airflow is introduced into the air guiding port 122 and the first opening 411a. The first shunting space 41a of the outer casing 41 further exports the airflow of the first shunting space 41a to the inner space S2 from the auxiliary air outlet 412. Further, the airflow of the inner space S2 can be further further through the auxiliary air inlet 413. The second flow dividing space 41b is introduced into the outer casing 41, and is introduced into the second flow guiding space 22 of the air guiding pipe body 1 through the second opening 411b and the second air inlet 121, and then from the first air outlet 112. It is exported to the external space S1 to provide a good circulation ventilation function.

Further, referring to Figs. 3 and 4, the air duct body 1 of the present invention is preferably a hollow tube body which is axially expandable and contractible to change the axial length. In the illustrated embodiment, the air duct body 1 may further include a movable sleeve 13 movably coupled to the first end portion 11 and two inside the movable sleeve 13 A first chamber 131 and a second chamber 132 are separated from each other. The movable sleeve 13 is provided with two air guiding holes 133. The two air guiding holes 133 respectively communicate with the first chamber 131 and the second volume. a chamber 132, wherein the first chamber 131 is opposite to the first flow guiding space 21, and the second chamber 132 is opposite to the second guiding space 22; thereby, as shown in FIG. 4, the movable sleeve 13 can reciprocate along the axial direction of the air guiding tube body, so that the air guiding tube body 1 can appropriately change its inlet and outlet air and the guiding position to improve the convenience of use, wherein the first chamber 131 and the second volume The chamber 132 can be used as an extension of the first air guiding space 21 and the second air guiding space 22, and the two air guiding holes 133 can be combined with the first air inlet 111 and the first air outlet 112 to introduce and discharge airflow.

Moreover, referring to the second and third figures, the installation positions of the first air inlet 111, the first air outlet 112, the second air inlet 121, and the second air outlet 122 of the air duct body 1 are not In this embodiment, the first air inlet 111 and the first air outlet 112 are oriented in the same direction. Wherein, in order to provide a better circulation ventilation effect, in the preferred embodiment shown in FIG. 5, the first end portion 11 of the air guiding duct body 1 can be located in the outer space S1, The first end portion 11 is provided with a first surface 11a and a second surface 11b adjacent to each other (the first surface 11a and the second surface 11b may also correspond to each other), the first surface 11a and the second surface 11b There is a turning portion 113, the first air inlet 111 is disposed on the first surface 11a, and the first air outlet 112 is disposed on the second surface 11b, whereby the first surface 11a and the second surface 11b are The first air inlet 111 and the first air outlet 112 are configured to face in different directions to ensure that the airflow introduced by the first air inlet 111 and the air outlet of the first air outlet 112 do not mutually Preferably, the first surface 11a is further perpendicular to the second surface 11b to ensure that the first air inlet 111 introduces airflow in a vertical direction, and the first air outlet 112 directs airflow in a horizontal direction, thereby Providing a better anti-spoiler effect to improve the overall circulation ventilation effect; in addition, at least one of the first air inlet 111, the first air outlet 112, the auxiliary air outlet 412, and the auxiliary air inlet 413 is preferably set a filter screen 14 for filtering impurities and preventing The foreign matter enters the interior of the air duct body 1, and the filter screen 14 is preferably disposed at the auxiliary air outlet 412 or the auxiliary air inlet 413, so that the screen 14 can be located in the inner space S2 to provide the inner space S2. The filter effect is good, and when the spacer D is an outer wall, the screen 14 located in the inner space S2 has the advantages of easy cleaning and replacement.

In addition, as shown in FIG. 6 , the fan 3 may be one, the fan 3 is disposed in the second flow guiding space 22 , and the control module 4 is provided with an auxiliary fan 43 , the auxiliary fan 43 and the first guiding Preferably, the auxiliary fan 43 is disposed inside the outer casing 41 and located in the first diverting space 41a so as to be opposite to the first diversion space 21 through the first opening 411a. When the shunt space 41a is provided with a driving circuit or a control circuit, since the control module 4 is provided with the auxiliary fan 43, the auxiliary fan 43 can directly dissipate the driving circuit or the control circuit, and cooperate with the auxiliary fan 43 and The first flow guiding space 21 has a relative structural design, and the auxiliary fan 43 has the same function as the fan 3, and also provides a good circulating ventilation function. Furthermore, based on the teachings of the embodiment shown in FIG. 6, those skilled in the art can understand that the fan 3 can also be disposed in the first guiding space. The auxiliary fan 43 is disposed inside the outer casing 41 and located in the second shunting space 41b so as to be opposite to the second guiding space 22 through the second opening 411b. When the second shunting space 41b is provided with a driving circuit Or when the circuit is controlled, the function of dissipating heat to the driving circuit or the control circuit and having good circulating ventilation can also be achieved.

In addition, as shown in FIG. 7, at least one fan of the fan 3 and the auxiliary fan 43 can be electrically connected to a forward/reverse control circuit 5 for controlling the fan 3 or the auxiliary. The fan 43 rotates in the forward direction or the reverse direction; thereby, when the forward/reverse control circuit 5 controls the fan 3 or the auxiliary fan 43 to rotate in the reverse direction, the direction of the airflow guided by the fan 3 or the auxiliary fan 43 Is the airflow direction I as shown in the third or sixth figure to provide normal circulation ventilation; or, when the forward/reverse control circuit 5 controls the fan 3 or the auxiliary fan 43 to rotate in the forward direction, The airflow direction guided by the fan 3 or the auxiliary fan 43 is opposite to the airflow direction I as shown in FIG. 3 or FIG. 6 to exclude dust accumulated in the air duct body 1 from the outside space, for example: It can be ensured that the first air inlet 111 does not interfere with the dust accumulation and affects the air intake amount, so that the overall circulation ventilation effect can be effectively improved. More specifically, the forward/reverse control circuit 5 can control the timing of the positive or negative rotation of the fan 3 or the auxiliary fan 43, for example, it can be set after the fan 3 or the auxiliary fan 43 is rotated in the reverse direction for a predetermined time ( For example, 30 minutes to 60 minutes), that is, controlling the fan 3 or the auxiliary fan 43 to rotate in the forward direction for a predetermined time (for example, 10 seconds to 20 seconds) to achieve the function of automatic dust removal, and then control after the automatic dust removal operation is completed. The fan 3 or the auxiliary fan 43 is rotated in reverse to perform a circulating ventilation operation; or the fan 3 or the auxiliary fan 43 may be directly set to rotate in advance to perform the automatic dust removal operation before the fan is controlled. 3 or the auxiliary fan 43 is rotated in reverse to perform a circulating ventilation operation.

Moreover, as shown in FIG. 8, the air guiding duct body 1 is coupled to a cover body 6 which can cover the first end portion 11 of the air guiding duct body 1 and is disposed in the outer space S1. Therefore, the cover body 6 can prevent the first end portion 11 of the air duct body 1 from being exposed. The wind and dust of the outer space S1 can also provide a better decorative effect. Further, the inner peripheral wall of the cover 6 and the first air inlet 111 and the first air outlet 112 of the air duct body 1 have a spacing. In order to avoid influencing the introduction or derivation of the first air inlet 111 and the first air outlet 112, and the cover 6 is provided with at least one opening 61, the opening 61 may face downward for the airflow to maintain the first inlet. Preferably, the opening 61 can also be provided with the filter screen 14 for filtering impurities and preventing foreign matter from entering the inside of the air guiding tube body 1 by the air inlet 111 and the first air outlet 112.

With the airflow switching device disclosed in the preferred embodiment of the present invention, the spacer D can be selected to provide only a single through hole D1, that is, the airflow switching device of the present invention can provide a good space between the external space S1 and the internal space S2. The circulation ventilation function; wherein, since the spacer D does not need to open two or more through holes, the structural strength of the spacer D can be relatively increased, and the available area of the spacer D can be increased, and Only one end portion of the air flow switching device is exposed to the outer space S1 of the spacer D, which effectively reduces the exposure area of the air flow switching device and reduces damage caused by low sun exposure or rain; overall, the air flow exchange of the present invention The device can achieve many functions such as improving the cooling effect of the circulation, increasing the service life and convenience of use.

Moreover, the fan 3 of the airflow switching device of the preferred embodiment of the present invention can be selectively disposed inside the air guiding duct body 1 to effectively isolate the noise generated when the fan 3 operates, so as to avoid affecting the tranquility of the surrounding environment, especially When the air duct body 1 is mostly located in the partition member D and the outer space S1, since the fan 3 is located inside the air duct body 1, the inner space S2 can be more effectively isolated from the fan. 3, the noise generated by the operation, to achieve the effect of reducing the noise; in addition, the control module 4 can be coupled to the second end portion 12 of the air duct body 1 and the second air inlet 121 and the second air outlet 122 In the process of introducing and discharging the airflow into the air duct body 1, the heat dissipation can be simultaneously performed on the control module 4, so that no additional cooling fins or cooling fans are needed for the control module. 4 for heat dissipation In order to achieve the effect of reducing the cost of use.

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 end

111‧‧‧First air inlet

112‧‧‧First air outlet

12‧‧‧ second end

121‧‧‧Second air inlet

122‧‧‧second air outlet

13‧‧‧ Activity sleeve

131‧‧‧First room

132‧‧‧Second room

133‧‧‧wind guide hole

2‧‧‧Parts

2a‧‧‧First partition

2b‧‧‧Second Partition

2c‧‧‧ oblique diversion

21‧‧‧First Diversion Space

22‧‧‧Second diversion space

3‧‧‧Fan

4‧‧‧Control Module

41‧‧‧ Shell

41a‧‧‧First diversion space

41b‧‧‧Second diverting space

411‧‧‧Connected holes

411a‧‧‧first opening

411b‧‧‧ second opening

412‧‧‧Assisted air outlet

413‧‧‧Assisted air inlet

42‧‧‧plate

Claims (29)

An airflow switching device includes: a wind guiding pipe body having a first end portion and a second end portion, wherein the first end portion is provided with a first air inlet and a first air outlet, the second end a second air inlet and a second air outlet are provided; a partitioning member is disposed inside the air guiding tube body for separating the air guiding tube body from a first guiding space and a second guiding current a space, the first air guiding space is connected to the first air inlet and the second air outlet, and the second air guiding space is connected to the first air outlet and the second air inlet; at least one fan for introducing and extracting airflow, combined The control module is electrically connected to the fan, and the control module is coupled to at least one end of the first end portion and the second end portion of the air guiding tube body. The airflow switching device of claim 1, wherein the control module is coupled to the second end of the air guiding duct body, and the control module and at least one of the second air inlet and the second air outlet relatively. The airflow switching device of claim 2, wherein the control module has a casing, the casing is provided with a communication hole, an auxiliary air outlet and an auxiliary air inlet, and the outer casing is coupled to the air guiding body through the communication hole The second end of the tubular body is opposite to the second air inlet and the second air outlet. The airflow switching device of claim 3, wherein the outer casing is provided with a plate member, the plate member is opposite to the communication hole, and the interior of the outer casing is separated by a first diverting space and a second diverting space, the communication Forming a first opening and a second opening with respect to the plate member, the first opening is opposite to the second air outlet, the second opening is opposite to the second air inlet, the auxiliary air outlet and the first opening Connecting the first shunt space, the auxiliary air inlet and the second opening are connected to the second shunt space. The airflow switching device of claim 4, wherein at least one of the first shunt space and the second shunt space is electrically connected to a driving circuit or a control circuit of the fan. The airflow switching device of claim 4, wherein at least one of the first shunt space and the second shunt space is provided with a light emitting element. The airflow switching device of claim 4, wherein at least one of the first shunt space and the second shunt space is provided with an alarm. An air flow switching device according to claim 4, wherein the first shunting space is provided with a negative ion generator. The airflow switching device of claim 4, wherein the fan is one, the fan is disposed in the first flow guiding space, and the control module is provided with an auxiliary fan disposed inside the casing and located at the first In the two-divided space, the auxiliary fan is opposite to the second flow guiding space through the second opening, and the second shunting space is provided with a driving circuit or a control circuit electrically connected to the fan. The airflow switching device of claim 4, wherein the fan is one, the fan is disposed in the second flow guiding space, and the control module is provided with an auxiliary fan disposed inside the outer casing and located at the second a splitting space, the auxiliary fan is opposite to the first guiding space through the first opening, and the first dividing space is provided with a driving circuit or a control circuit electrically connected to the fan. An air flow switching device according to claim 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the first end of the air guiding pipe body is adjacent or corresponding a first surface and a second surface, the first surface and the second surface have a turning portion, the first air inlet is disposed on the first surface, and the first air outlet is disposed on the second surface. Airflow according to item 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10 of the scope of application An exchange device, wherein the first end portion of the air guiding tube body is provided with a first surface and a second surface adjacent to each other, and a first turning portion is formed between the first surface and the second surface, the first air inlet The first air outlet is disposed on the second surface, and the first surface is perpendicular to the second surface. An air flow switching device according to the first, second, third, fourth, fifth, sixth, seventh, eighth, ninth or tenth aspect of the patent application, wherein the partition member is provided with a first partition portion and a second partition portion, An inclined flow guiding portion is coupled between the first partition portion and the second partition portion. The airflow switching device of claim 1, 2, 3, 4, 5, 6, 7, or 8 wherein the at least one fan is disposed in at least one of the first and second flow guiding spaces . The airflow switching device of claim 14, wherein the fan is one, and the fan is disposed in the first flow guiding space or the second flow guiding space. The airflow switching device of claim 14, wherein the fan is one, the fan is disposed in the first flow guiding space, and the control module is provided with an auxiliary fan, the auxiliary fan is opposite to the second guiding space. The airflow switching device of claim 14, wherein the fan is one, the fan is disposed in the second flow guiding space, and the control module is provided with an auxiliary fan, the auxiliary fan is opposite to the first guiding space. According to the airflow switching device of claim 14, wherein the fan is two, the two fans are respectively disposed in the first guiding space and the second guiding space. An air flow exchange device according to claim 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the air guiding pipe body is a hollow pipe capable of axially expanding and contracting to change an axial length body. The air flow switching device of claim 19, wherein the air guiding tube body further comprises a movable sleeve, the movable sleeve is movably coupled to the first end portion, and the living A first chamber and a second chamber are formed in the movable sleeve, and the movable sleeve is provided with two air guiding holes, and the two air guiding holes respectively communicate with the first chamber and the second chamber a chamber, the first chamber is opposite to the first flow guiding space, and the second chamber is opposite to the second flow guiding space. According to the air flow switching device of claim 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the first air inlet or the first air outlet of the air guiding pipe body is provided with a filter . An air flow switching device according to claim 3, 4, 5, 6, 7, 8, 9, or 10, wherein the auxiliary air outlet or the auxiliary air inlet is provided with a screen. An air flow exchange device according to claim 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the inner peripheral wall of the air guiding pipe body is provided with a sound insulating material. An air flow switching device according to claim 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the fan is electrically connected to a forward and reverse control circuit. The airflow switching device of claim 9, 10, 16 or 17, wherein the auxiliary fan is electrically connected to a forward and reverse control circuit. An air flow switching device according to claim 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, wherein the air guiding pipe body is combined with a cover body for covering the guiding body The first end of the air duct body. The air flow switching device according to claim 26, wherein the inner peripheral wall of the cover has a distance from the first air inlet and the first air outlet of the air duct body. The air flow switching device of claim 26, wherein the cover body is provided with at least one opening. The air flow switching device of claim 28, wherein the opening is provided with a screen.