TWM553609U - Multidirectional fan - Google Patents

Abstract

The multi-directional fan includes a casing, an air guiding duct and a fan group. The casing has a first casing portion and a second casing portion. The first shell portion has an accommodating space therein, and the first shell portion is provided with an upper air outlet and an air inlet communicating space, and the second shell portion is coupled to the first shell portion and is formed with a drying chamber communicating with the outside. The second shell portion is provided with a lower air outlet connecting accommodating space and a drying chamber. The air guiding duct has a first end and a second end, and the first end is connected to the upper air outlet and the lower air outlet. The fan assembly is disposed inside the casing and located at the second end of the air guiding duct, and is configured to draw the air outside the casing through the air inlet to the air guiding duct to provide a drying airflow through the upper air outlet or the lower air outlet. The second shell portion has a foot pedal, and a plurality of positioning protrusions are formed on the upper surface thereof, and the lower air outlet faces or abuts the positioning protrusions.

Description

Multidirectional fan

The present invention relates to a multidirectional fan, and more particularly to a multidirectional fan having at least a lower air outlet.

At present, major electronic manufacturers in the market are constantly introducing various functions of hair dryers, and their functions are also more innovative. For example, some hair dryers mainly have negative ions or eddy current functions. However, these types of hair dryers usually need to be moved by hand to the body part to be dried by the user, so that the drying effect can be achieved.

Today's social demographic structure tends to age, and many elderly people must take care of themselves. However, elderly people tend to use the above-mentioned types after bathing due to factors such as aging of the body, poor flexibility of hands and feet, or the inability to bend over easily. The hair dryer dries certain parts of the body (such as toes, strands, etc.).

The present invention proposes a multi-directional fan that can achieve the drying effect of the body parts (such as the inter-strand or toe) by opening the lower air outlets and positioning the protrusions at different heights on the casing.

According to an embodiment of the present invention, a multi-directional fan is disclosed, including a casing, an air guiding duct and a fan group. The casing has a first casing portion and a second casing portion. The first shell portion has an accommodating space therein, and the first shell portion has at least one upper air outlet opening and at least one air inlet port communicates with the accommodating space, and the second shell portion is coupled to the first shell portion and is formed to be dry connected to the outside. The second shell portion is provided with at least a lower air outlet connecting accommodating space and a drying chamber, and the at least one upper air outlet is located on the same side of the casing as the drying chamber. The air guiding duct has a first end and a second end, and the first end is connected to the at least one upper air outlet and at least the lower air outlet. The fan unit is disposed inside the casing and located at the second end of the air guiding duct, and the fan group is configured to draw the gas outside the casing to the air guiding duct through the at least one air inlet to pass at least one upper air outlet or the at least one The air outlet provides a dry air flow. The inner casing has a foot pedal, and the upper surface of the foot pedal forms a plurality of positioning protrusions, at least the lower air outlet faces or abuts the positioning protrusions, and at least the lower air outlet is spaced apart from the bottom of the casing.

In summary, in the multi-directional fan provided by the present invention, the user can dry the upper half of the body (for example, between the strands) by the drying airflow provided by the upper air outlet, and can also be used for lowering out. The drying airflow provided by the tuyere is combined with a plurality of positioning bumps on the foot pedal to dry the lower half of the body (for example, the toes). Thereby, the user does not need to hold the hair dryer, but only needs to face the side of the multi-directional fan provided with the upper air outlet and the drying chamber, and the drying effect of the body can be effectively achieved.

The above description of the disclosure and the following description of the embodiments are intended to illustrate and explain the spirit and principles of the present invention, and to provide further explanation of the scope of the patent application of the present invention.

The detailed features and advantages of the present invention are described in detail in the following detailed description of the embodiments of the present invention. Any related art and related art can easily understand the related purposes and advantages of the present invention. The following examples are intended to describe the present invention in further detail, but do not limit the scope of the present invention in any way.

Referring to FIG. 1 and FIG. 2 together, FIG. 1 is a perspective view of a multidirectional fan according to an embodiment of the present invention. 2 is a cross-sectional view of a multidirectional fan according to an embodiment of the present invention. As shown in FIG. 1 and FIG. 2, the multi-directional fan 1 includes a casing 10, an air guiding duct 20 and a fan assembly 30, wherein the air guiding duct 20 is installed inside the casing 10, and the fan group 30 is disposed in the guide. Inside the air duct 20.

The casing 10 has a first casing portion 102 and a second casing portion 104. The first shell portion 102 has an accommodating space SP1, and the first shell portion 102 is provided with an upper air outlet 1021 and an air inlet 1023 communicating with the accommodating space SP1. The second shell portion 104 is coupled to the first shell portion 102 and formed with In the externally connected drying chamber SP2, the second casing portion 104 is provided with a lower air outlet 1041, 1043 communicating with the accommodating space SP1 and the drying chamber SP2, and the upper air outlet 1021 and the drying chamber SP2 are located on the same side of the casing 10. In addition, the second shell portion 104 further has a foot pedal 1045, and the upper surface of the foot pedal 1045 forms a plurality of positioning protrusions 1047. The lower air outlet 1041 generally faces the positioning projection 1047, and the lower air outlet 1043 abuts the positioning projection 1047. In one example, the second shell portion 104 integrally forms the foot pedal 1045. In the embodiment of Fig. 1, the air inlet 1023 is disposed on the other side casing relative to the upper air outlet 1021 and the drying chamber SP2. However, in practice, the air inlet 1023 can be disposed on either side of the casing 10. In addition, the two lower air outlets 1041, 1043 of the multidirectional fan 1 of FIGS. 1 and 2 are merely for illustration. In fact, in other embodiments, the multi-directional fan 1 may have only a single lower air outlet. In practical terms, the height of the casing of the multi-directional fan 1 is approximately 80 to 100 cm, and the height of the upper air outlet 1021 is approximately at the position of the common adult, while the lower air outlet 1041 is spaced from the bottom of the casing 10. distance. However, the present invention is not limited to the aforementioned height. In practice, the distance between the lower air outlet 1041 and the bottom of the casing 10 allows the user with limited mobility to directly place the foot in the drying room SP2 for the foot without leaving the wheelchair. drying.

The air guiding duct 20 has a first end 201 and a second end 202, wherein the first end 201 is connected to the upper air outlet 1021 and the lower air outlet 1041, 1043, and the second end 202 is connected to the air inlet 1023. The fan assembly 30 is disposed inside the casing 10 and located at the second end 202 of the air guiding duct 20, and the fan assembly 30 is configured to draw the air outside the casing 10 through the air inlet 1023 to the air guiding duct 20 to pass through the upper air outlet. The 1021 or lower air outlets 1041, 1043 provide a dry air flow. In other words, when the fan group 30 starts to operate, the gas outside the casing 10 is drawn into the air guiding duct 20, and is transmitted along the air guiding duct 20 to the upper air outlet 1021 and the lower air outlets 1041 and 1043 to form a gas. The dry air flow discharged from the casing 10.

A practical example will be given to illustrate how to apply the multidirectional fan of the present invention. After the user (such as the elderly in the home) showers, the side facing the upper air outlet 1021 can be faced and the foot can be placed into the drying room SP2 and placed on the foot pedal 1045, and the toe Positioned between any two of the plurality of positioning projections 1047 to open the toe seam of the user's foot. Next, the user activates the multi-directional fan 1 to draw the external gas through the fan group 30. The extracted gas will form a dry air stream, and the moisture between the user's strands and the toes of the feet will be dried through the upper air outlets 1021 and the lower air outlets 1041 and 1043. Since the positioning projection 1047 is a cylinder having a special shape, the user's foot toe can pass through the positioning projection 1047 to cause the adjacent toes to be opened. When the lower air outlets 1041, 1043 provide the dry air flow, the moisture remaining in the toe of the user's foot can be effectively dried. In one example, the multi-directional fan of the present invention has an automatic detector (not shown). When the user approaches the multi-directional fan, the multi-directional fan is automatically activated, thereby eliminating the need for manual activation by the user. step.

Referring to FIG. 3A and FIG. 3B together, FIG. 3A and FIG. 3B are a partial top view and a partial perspective view of a drying chamber SP2 according to an embodiment of the present invention. As shown in FIG. 3A and FIG. 3B, the positioning protrusion 1047 formed on the foot pedal 1045 is adjacent to the lower air outlet 1043, and the lower air outlet 1043 is provided with a fence, so when the user extends the foot into the drying room When the SP2 is placed on the foot pedal 1045 and the fence, the user's toe gap can be expanded not only by the positioning protrusion 1047, but also the drying airflow provided by the lower air outlet 1043 can pass through the A fence that dries the user's toe gap. In addition, the lower air outlet 1041 is disposed generally toward the positioning projection 1047, which can provide another dry air flow from above to the vicinity of the user's toes to increase the overall drying efficiency. In practice, by changing the shape of the second shell portion 104, the lower outlet 1041 can be more accurately oriented toward the positioning projection 1047 to enhance the drying efficiency of the other drying airflow to the toe seam. In short, the multi-directional fan provided by the embodiment of the present invention can provide two drying airflows to the user's foot and cooperate with the function of the positioning protrusion 1047 to achieve better drying than the conventional conventional dryer. Dry effect.

Please refer to FIG. 4A. FIG. 4A is a schematic diagram of a positioning bump according to an embodiment of the present invention. As shown in FIG. 4A, one of the positioning protrusions 1047 is a positioning post, and the positioning post has two side surfaces S1 and S2 that are not parallel to the upper surface of the foot pedal 1045, and the two sides are Surfaces S1 and S2 are non-coplanar. Further, in FIG. 4A, the two side surfaces S1 and S2 are connected, and the junction of the two forms a ridge S4. In this embodiment, since the positioning bumps are similar to a triangular prism, when the user's foot is placed on the foot pedal, the two side surfaces S1 and S2 can be formed by non-180 degrees. The angled ridge S4 spreads the user's toes and, together with the drying airflow discharged from the lower air outlets 1041 and 1043, can effectively dry the moisture remaining between the toes. Please refer to FIG. 4B. FIG. 4B is a schematic diagram of a positioning bump according to another embodiment of the present invention. As shown in FIG. 4B, in addition to the aforementioned two side surfaces S1 and S2, the positioning post further has another side surface S3 different from the two side surfaces S1 and S2. The side surface S3 has a first side S31 connecting the side surface S1, and the side surface S3 has a second side S32 connecting the side surface S2 with respect to the first side S31. The side surface S3 is not coplanar with the upper surfaces S1 and S2 and the upper surface of the foot pedal 1045. Similar to FIG. 4A, the positioning post of FIG. 4B is also used to open the user's toes and cooperate with the drying airflow discharged from the lower air outlets 1041 and 1043, thereby effectively drying the moisture between the toes. .

Please refer to FIG. 5. FIG. 5 is a cross-sectional view of a multidirectional fan according to another embodiment of the present invention. As shown in FIG. 5, the multi-directional fan 1 further includes a heating device 40 including a first heater 401 and a second heater 402 adjacent to the upper air outlet 1021 and the lower air outlet 1041, respectively. More specifically, the first heater 401 may be disposed at a position where the air guiding duct 20 leads to the upper air outlet 1021, and the second heater 402 may be disposed at the air guiding duct 20 to the lower air outlet 1041. position. The first heater 401 and the second heater 402 can selectively heat the gas outside the casing according to the first temperature control command and the second temperature control command, respectively. In other words, the user can selectively enable the first heater 401 or the second heater 402 to have a higher temperature of the drying airflow provided by the upper air outlet 1021 and/or the lower air outlet 1041 for acceleration. Dry the water between the strands or the toes. In an embodiment, as shown in FIG. 5, the heating device 40 may further include a third heater 403 disposed at a position where the air guiding duct 20 leads to the lower air outlet 1043. In another embodiment, the multi-directional fan 1 further includes a air guiding valve 80 disposed at a first end 201 of the air guiding duct 20 to communicate with the intersection of the upper air outlet 1021 and the lower air outlet 1041. The air guiding valve 80 can be used to rotate according to the wind direction control command to selectively direct the gas from the first end 201 of the air guiding duct 20 to at least one of the upper air outlet 1021 and the lower air outlet 1041. Specifically, the user can control whether the gas extracted from the outside of the casing is discharged from the upper air outlet 1021 and the lower air outlet 1041 by controlling the air guiding valve 80 according to actual needs.

Please refer to FIG. 5 and FIG. 6 together. FIG. 6 is a functional block diagram of a multi-directional fan according to an embodiment of the present invention. In this embodiment, the multi-directional fan 1 further includes a control unit 70 electrically connected to the control panel 106, the fan assembly 30, and the heating device 40 on the casing. The control unit 70 is configured to receive a control signal sent by the control panel 106 for releasing the first temperature control command and the second temperature control command, and the control unit 70 is further configured to release a wind speed command to adjust the fan group. 30 rpm. In practice, the control unit 70 can be, for example, a component such as a microcontroller or a processor, and the control panel 106 can be disposed on one side of the casing of the multi-directional fan 1 as shown in FIG. 1 to facilitate user manipulation. In more detail, the control panel 106 can be provided with a temperature control button and a wind speed button, and the user can manipulate the buttons according to actual needs to freely adjust the air volume of the upper and lower air outlets and the temperature thereof.

In general, bacteria are more likely to be produced due to residual moisture in the body, especially in areas where the wet toes are more likely to cause mold infection. In view of this, as shown in FIG. 5, the multidirectional fan 1 of the present invention further includes a sterilizing device 50 disposed in the vicinity of the lower air outlet 1041. The sterilizing device 50 stores the sterilizing particles, and selectively releases the sterilizing particles to the vicinity of the lower air outlet 1041 according to the sterilization instruction of the control unit 70, so that the drying airflow provided by the multidirectional fan 1 at the lower air outlet 1041 is sterilized. Ability to inhibit bacteria that remain in wet toe seams or between strands. In practice, the control panel 106 can be provided with a sterilization button. When the user thinks that the sterilization effect is required, the button can be activated to enable the lower air outlet 1041 to provide a sterilization airflow with sterilization capability. Similarly, the sterilizing device 50 can also be installed near the upper air outlet or other lower air outlets. The present invention does not limit the installation position of the sterilization device 50.

Please refer to FIG. 6 and FIG. 7. FIG. 7 is a schematic cross-sectional view of a multidirectional fan according to still another embodiment of the present invention. As shown in FIG. 6 and FIG. 7, the multi-directional fan 1 further includes a dehumidifying device 60 disposed in the air guiding duct 20. The dehumidifying device 60 includes a cooling plate 601 and a heat sink 602, wherein one side of the cooling plate 601 has a cooling surface 6011 facing the fan group 30, and the heat sink 602 is connected to the other side of the cooling plate 601. The cooling plate 601 is configured to release the moisture contained in the gas and form the cooling surface 6011 when the fan group 30 draws the gas outside the casing 10. The radiator 602 is configured to introduce the dehydrated gas into the first end 201 of the air guiding duct 20 to form a drying airflow to be discharged from the upper air outlet 1021 and the lower air outlets 1041 and 1043. In practice, the dehumidification device 60 can be provided with a drain conduit for draining the removed water. In practical applications, the multi-directional fan 1 proposed by the present invention can be placed in a bathroom. When the user starts the multi-directional fan 1 for drying after bathing, the dehumidifying device 60 in the multi-directional fan 1 can reduce the amount of the bathroom. The moisture is removed, and the hot air generated by the radiator 602 is discharged through the upper air outlet 1021 and the lower air outlets 1041 and 1043 to be used as a dry air flow. In this way, the effect of drying the body and dehumidifying the environment can be achieved at the same time.

In summary, in the multi-directional fan provided by the present invention, the user can dry the air between the upper half of the body by the dry air provided by the upper air outlet, and can also be used by the lower air outlet. The drying airflow is provided with a plurality of positioning projections on the foot pedal having a special cylindrical shape, so that the toe seam of the lower half of the body can be opened for an efficient drying process. Thereby, the user does not need to hold the hair dryer, but only needs to face the side of the multi-directional fan provided with the upper air outlet and the drying chamber, and the drying effect of the body can be effectively achieved.

Although the present invention has been disclosed above in the foregoing embodiments, it is not intended to limit the present invention. The changes and refinements of the present invention are within the scope of the patent protection of the present invention without departing from the spirit and scope of the present invention. Please refer to the attached patent application for the scope of protection defined by this new model.

1‧‧‧Multidirectional fan

10‧‧‧Chassis

102‧‧‧First Shell

1021‧‧‧Air outlet

1023‧‧‧Air inlet

104‧‧‧Second shell

1041, 1043‧‧‧ outlet

1045‧‧‧foot pedaling

1047‧‧‧ positioning bump

106‧‧‧Control panel

20‧‧‧Air duct

201‧‧‧ first end

202‧‧‧ second end

30‧‧‧fan group

40‧‧‧ heating device

401‧‧‧First heater

402‧‧‧second heater

403‧‧‧third heater

50‧‧‧ disinfection device

60‧‧‧Dehumidification device

601‧‧‧ cold plate

6011‧‧‧Chill surface

602‧‧‧ radiator

70‧‧‧Control unit

80‧‧‧air guide

SP1‧‧‧ accommodating space

SP2‧‧‧ drying room

S1~S3‧‧‧ side surface

S31‧‧‧ first side

S32‧‧‧ second side

S4‧‧‧ ridge

1 is a perspective view of a multi-directional fan according to an embodiment of the present invention.

2 is a cross-sectional view of a multidirectional fan according to an embodiment of the present invention.

3A is a partial top plan view of a drying chamber SP2 in accordance with an embodiment of the present invention.

FIG. 3B is a partial perspective view of the drying chamber SP2 according to an embodiment of the present invention.

4A is a schematic diagram of a positioning bump according to an embodiment of the present invention.

4B is a schematic view of a positioning bump according to another embodiment of the present invention.

FIG. 5 is a cross-sectional view of a multidirectional fan according to another embodiment of the present invention.

FIG. 6 is a functional block diagram of a multidirectional fan according to an embodiment of the present invention.

FIG. 7 is a cross-sectional view of a multidirectional fan according to still another embodiment of the present invention.

1‧‧‧Multidirectional fan

10‧‧‧Chassis

102‧‧‧First Shell

1021‧‧‧Air outlet

1023‧‧‧Air inlet

104‧‧‧Second shell

1041, 1043‧‧‧ outlet

1045‧‧‧foot pedaling

1047‧‧‧ positioning bump

20‧‧‧Air duct

201‧‧‧ first end

202‧‧‧ second end

30‧‧‧fan group

SP1‧‧‧ accommodating space

SP2‧‧‧ drying room

Claims (10)

A multi-directional fan includes: a casing having a first casing portion and a second casing portion, the first casing portion having an accommodating space therein, and the first casing portion having at least one upper air outlet opening and at least An air inlet is connected to the accommodating space, the second shell portion is coupled to the first shell portion and is formed with a drying chamber communicating with the outside, the second shell portion is provided with at least a lower air outlet communicating with the accommodating space and the a drying chamber, the at least one upper air outlet is located on the same side of the casing; the air guiding duct has a first end and a second end, and the first end is connected to the at least one upper air outlet And the at least one air outlet; and a fan unit disposed inside the casing and located at the second end of the air guiding duct, the fan group is configured to draw the gas outside the casing through the at least one air inlet to The air guiding duct is configured to provide a drying airflow through the at least one upper air outlet or the at least one air outlet; wherein the second shell portion has a foot pedal, and the upper surface of the foot pedal forms a plurality of positioning a bump that faces or abuts the at least one air outlet Positioning protrusions, and the at least one lower outlet of the bottom chassis with a distance interval. The multi-directional fan of claim 1, wherein one of the positioning protrusions is a positioning post, the positioning post has two side surfaces that are not parallel to the upper surface of the foot pedal, and the two side surfaces are non- Coplanar. The multidirectional fan of claim 2, wherein the junction of the two side surfaces forms a ridge. The multi-directional fan of claim 2, wherein the positioning post further has a different side surface different from the two side surfaces, the other side surface having a first side connecting one of the two side surfaces, The other side surface has a second side opposite to the first side to connect the other of the two side surfaces, and the other side surface is not shared with the two side surfaces and the upper surface of the foot pedal flat. The multidirectional fan of claim 1, wherein the second shell portion integrally forms the foot pedal. The multi-directional fan of claim 1, further comprising: a heating device comprising a first heater and a second heater adjacent to the at least one upper air outlet and the at least one lower air outlet, respectively A heater and the second heater respectively selectively heat the gas outside the casing according to a first temperature control command and a second temperature control command. The multi-directional fan of claim 6, wherein the casing has a control panel, and the multi-directional fan further comprises: a control unit electrically connected to the fan group, the group of heating devices and the control panel, the control The unit is configured to receive a control signal sent by the control panel for releasing the first temperature control command and the second temperature control command, and the control unit is further configured to release a wind speed command to adjust the rotation speed of the fan group . The multi-directional fan of claim 7, further comprising: a disinfecting device disposed at one of the at least one upper air outlet and the at least one lower air outlet, the disinfecting device storing the sterilizing particles, the sterilizing device according to the control A sterilization instruction of the unit selectively releases the sterilizing particles to the at least one upper air outlet or the at least one lower air outlet, so that the drying airflow provided by the multi-directional fan has a sterilizing capability. The multi-directional fan according to claim 1, further comprising: a dehumidifying device disposed in the air guiding duct, the dehumidifying device comprising: a uniform cold plate, one side of the cooling plate having a uniform cold surface facing the a fan unit, the cooling plate is configured to: when the fan unit draws gas outside the casing, the moisture contained in the gas is removed and formed on the cooling surface; and a heat sink connected to the cooling plate On one other side, the heat sink is configured to introduce the moisture-extracted gas into the first end of the air guiding duct to form a drying airflow from the at least one upper air outlet and the at least one lower air outlet. The multi-directional fan of claim 1, further comprising: a air guiding valve, the first end of the air guiding duct is connected to the intersection of the at least one upper air outlet and the at least one lower air outlet, The air guiding valve is configured to rotate according to a wind direction control command to selectively direct the gas from the first end of the air guiding duct to at least one of the upper air outlet and the at least one lower air outlet.