TWM538085U - A fan - Google Patents

Abstract

The present invention relates to a fan comprising: a base, base comprising: an internal fan; an internal filter fan, to enter air after filter; an air inlet of base; and an air outlet of base; and a nozzle, nozzle mounted on a base, nozzle comprising: an air inlet of nozzle; an interior air passage; an air outlet of nozzle; and a Coanda surface, to generate Coanda effect.

Description

fan

The present invention relates to a fan, especially an internal fan, which has no filter to cause airflow deceleration, and in a high wind speed condition, and on the Coanda surface, the traction filter uses an internal fan, which generates a filtered low wind speed airflow, and further A bladeless fan that covers the entire space.

Generally, the air filter fan is used because the filter will cause the airflow to decelerate. Under low wind speed conditions, it is not easy to cover the entire space. Therefore, other fans are required to draw the filtered low wind speed airflow, which needs to be solved.

The main purpose of the present invention is to provide a fan in which a filter is used by an internal fan to flow into the filtered airflow through a filter, because the filter will cause the airflow to decelerate at a low wind speed; an internal fan, without the filter, causes the airflow to decelerate. At high wind speed conditions; and a Coanda surface to create a Coanda effect, causing high wind speed airflow on the Coauda surface, pulling the filtered low wind speed airflow to cover the entire space The general air filter fan is solved because the filter will cause the airflow to decelerate. Under low wind speed conditions, it is not easy to cover the entire space, so other fans are required to draw the low wind speed airflow after filtering.

In order to achieve the above purpose, the fan of the present invention is embodied in a broader manner, and includes: a base having: an internal fan, using an AC to DC voltage converter as a power source or a battery a power source for inhaling the airflow and ejecting the airflow; a filter is used by the internal fan to flow into the filtered airflow through a filter, and an AC to DC voltage converter is used as a power source or a battery as a power source for sucking the filtered airflow and ejecting a filtered air stream; a pedestal airflow inlet for the inlet of the suction airflow; and a pedestal airflow outlet for the outlet of the effluent airflow; and a nozzle mounted on the pedestal, the nozzle being linear when viewed from the front, The utility model has a nozzle airflow inlet, an opening at the nozzle for receiving the jet airflow of the base, a gas flow passage inside the nozzle for airflow, and a nozzle airflow outlet located at the nozzle for opening. Airflow; and a Coanda surface, close to the nozzle airflow outlet, to create a Coanda effect, causing an internal fan that produces high wind speed airflow, on the Coanda surface, traction filter An internal fan is used which produces a filtered low wind speed airflow that covers the entire space.

In order to achieve the above object, another broad implementation of the fan of the present invention includes: a pedestal having: an internal fan, using an AC to DC voltage converter as a power source or a battery as a power source for drawing in air and ejecting Airflow; a filter is used by an internal fan, flows into the filtered airflow through a filter, and uses an AC-to-DC voltage converter as a power source or a battery as a power source for sucking the filtered airflow and ejecting the filtered airflow; The inlet is used as an inlet for the suction airflow; and a pedestal airflow outlet is used as an outlet for the discharge airflow; and a nozzle is mounted on the base, the nozzle is annular in front view, and most of the central area is hollow. It can be circulated by light and airflow to amplify the input airflow range, and has: a nozzle airflow inlet at the nozzle, which is an opening; a nozzle internal airflow passage for airflow; and a nozzle airflow outlet, located at the nozzle, a An opening for ejecting a gas stream for receiving a jet stream of the susceptor; and a Coanda surface for approaching the nozzle airflow The outlet, used to create the Coanda effect, causes the internal fan to generate high wind speed airflow at Coanda Surface), the traction filter uses an internal fan that produces a filtered low wind speed airflow that covers the entire space.

10, 13, 16, 19‧‧‧ fans

11, 14, 17, 20‧‧ ‧ pedestal

12, 15, 18, 21‧ ‧ nozzle

110a, 140a, 170a, 200a‧‧‧ internal fans

110b, 140b, 170b, 200b‧‧‧ filter internal fan

111a-111b, 141a-141b, 171a-171b, 201a-201b‧‧‧ a plurality of pedestal airflow inlets

112a-112b, 142a-142b, 172a-172b, 202a-202b‧‧‧ a plurality of pedestal airflow exits

113‧‧‧Blowing fan

114‧‧‧Blow fan air outlet

115‧‧‧Blow fan air inlet

116‧‧‧Blow fan blades

117‧‧‧Blow fan motor

118‧‧‧Boiler fan for filter

119‧‧‧ Filters with blower fan air outlet

120‧‧‧Flap air inlet for filter

121, 151, 181, 211‧‧ ‧ nozzle air inlet

122, 152, 182, 212‧‧‧ nozzle air outlet

123, 153, 183, 213‧‧‧ nozzle internal air passage

124, 154, 184, 214‧‧‧ Coanda surface

173‧‧‧Flat fan

174‧‧‧Flat fan air outlet

175‧‧‧Flat fan air inlet

176‧‧‧Flat fan blades

177‧‧‧Flat fan motor

301, 303, 304‧‧‧ AC to DC voltage converter

302‧‧‧Battery

310, 320‧‧‧ filter

Fig. 1 is a schematic view showing an embodiment of a linear nozzle when the fan is facing the front view.

Figure 2 is a schematic view of an embodiment of a blower fan inside the fan fan of the present invention.

Fig. 3 is a schematic view showing an embodiment of a blower fan for a filter inside the fan of the present invention.

Fig. 4 is a schematic view showing an embodiment of a linear nozzle when the other fan is facing the front view.

Figure 5 is a schematic view of an embodiment of a linear nozzle when the other two fans are facing the front view.

Figure 6 is a schematic view of an embodiment of a planar fan inside the fan of the present invention.

Figure 7 is a schematic view of the front side of the annular hollow nozzle embodiment when the fan is facing the front view.

In one aspect, please refer to FIG. 1 . FIG. 1 is a schematic view of a linear nozzle embodiment when the fan is facing the front view. As shown in FIG. 1 , a fan 10 includes: a base 11 having an internal fan. 110a, using an AC-to-DC voltage converter 301 as a power source for drawing in the airflow and ejecting the airflow; a filter for the internal fan 110b, flowing into the filtered airflow through a filter, using an AC-to-DC voltage converter 301 as a power source For inhaling the filtered air stream and ejecting the filtered air stream; a plurality of pedestal airflow inlets 111a-111b for use as inlets for the suction airflow; and a plurality of pedestal airflow outlets 112a-112b for exiting the blasting airflow; And a nozzle 12, the nozzle 12 is mounted on the base 11, the nozzle 12 is linear in front view, and has a nozzle airflow inlet 121 located at the nozzle 12 as an opening for receiving a plurality of pedestal airflow outlets 112a- 112b of the jet stream; a nozzle internal air passage 123 for airflow; a nozzle air outlet 122, located in the nozzle 12, is an opening for ejecting airflow; and a Coanda surface 124 is adjacent to the nozzle airflow outlet 122 for generating a Coanda effect, causing the internal fan 110a to generate The high wind speed airflow, on the Coanda surface 124, pulls the filter with an internal fan 110b, which produces a filtered low wind speed airflow that covers the entire space.

Figure 2 is a schematic view of the embodiment of the fan fan inside the fan fan of the present invention. It can be seen from Fig. 2 that the blower fan 113 represents the internal fan 110a in Fig. 1 for sucking airflow and ejecting airflow having a blower fan airflow outlet. 114; a blower fan airflow inlet 115; a blower fan blade 116; and a blower fan motor 117.

Fig. 3 is a schematic view showing an embodiment of a fan fan for a filter inside the fan. As is apparent from Fig. 3, a filter fan 118 represents the inner fan 110b for the filter in Fig. 1 and flows through a filter 310. The post airflow is for drawing in the filtered airflow and ejecting the filtered airflow, and has: a filter blower fan airflow outlet 119; and a filter blower fan airflow inlet 120.

In another aspect, please refer to FIG. 4, which is a schematic diagram of a linear nozzle embodiment in the case of another fan in the front view. As shown in FIG. 4, a fan 13 includes: a base 14 having: An internal fan 140a uses a battery 302 as a power source for taking in airflow and a jetted airflow; a filter 320 is located outside the base airflow inlet 141b; and a filter is used by the internal fan 140b to flow into the filtered airflow through a filter 320. Using a battery 302 as a power source for drawing the filtered air stream and ejecting the filtered air stream; a plurality of pedestal air stream inlets 141a-141b for use as inlets for the intake air stream; and a plurality of pedestal air stream outlets 142a-142b for As the outlet of the jet stream; and a nozzle 15, the nozzle 15 is mounted on the base 14. The nozzle 15 is linear in front view, and has a nozzle air inlet 151 as an opening for receiving a plurality of pedestal flows. Exit 142a-142b a jet airflow; a nozzle internal airflow passage 153 for airflow; a nozzle airflow outlet 152 at the nozzle 15, an opening for ejecting airflow; and a Coanda surface 154, close to the nozzle airflow outlet 152, for generating a Coanda effect, causing the internal fan 140a to generate high wind speed air, on the Coanda surface 154, the traction filter for the internal fan 140b, which produces the filtered low wind speed airflow And then cover the entire space.

In another aspect, please refer to FIG. 5 , which is a schematic diagram of a linear nozzle embodiment in the case of the other two fans in front view. As shown in FIG. 5 , a fan 16 includes: a base 17 having: An internal fan 170a uses an AC-to-DC voltage converter 303 as a power source for drawing in airflow and ejecting airflow; a filter for the internal fan 170b, using an AC-to-DC voltage converter 303 as a power source for suction filtration a gas stream and a filtered gas stream; a plurality of pedestal gas stream inlets 171a-171b for use as inlets for the suction gas stream; and a plurality of pedestal gas stream outlets 172a-172b for exiting the gas stream; and a nozzle 18, nozzle 18 is mounted on the base 17, the nozzle 18 is linear in front view, and has a nozzle airflow inlet 181 located at the nozzle 18 as an opening for receiving the jet flow of the plurality of base airflow outlets 172a-172b; The nozzle internal air flow passage 183 is used for airflow; a nozzle airflow outlet 182 is located at the nozzle 18 as an opening for ejecting the airflow; and a Coanda surface 184 is proximate to the spray The air outlet 182 is configured to generate a Coanda effect, causing the internal fan 170a to generate high wind speed air on the Coanda surface 184, and to pull the filter internal fan 170b, which produces a filtered low wind speed Airflow, which in turn covers the entire space.

Fig. 6 is a schematic view showing an embodiment of a plane fan inside the fan of the present invention. As can be seen from Fig. 6, the plane fan 173 represents the internal fan 170a in Fig. 5 for taking in airflow and ejecting. The air flow has: a planar fan airflow outlet 174; a planar fan airflow inlet 175; a planar fan blade 176; and a planar fan motor 177.

In the other three aspects, please refer to FIG. 7 , which is a schematic view of the front side of the embodiment of the annular hollow nozzle in the case of the fan of the present invention. As can be seen from FIG. 7 , a fan 19 includes: a base 20 having: An internal fan 200a uses an AC-to-DC voltage converter 304 as a power source for drawing in airflow and ejecting airflow; a filter for the internal fan 200b, using an AC-to-DC voltage converter 304 as a power source for suction filtration Airflow and jetted filtered airflow; a plurality of pedestal airflow inlets 201a-201b for use as inlets for suction airflow; and a plurality of pedestal airflow outlets 202a-202b for exiting as squirting airflow; and a nozzle 21, nozzle 21 is mounted on the base 20, the plurality of nozzles 21 are annular in front view, and most of the central portion is hollow, and can be circulated by light and airflow for amplifying the input airflow range, and has a nozzle airflow inlet 211, which is a An opening for receiving the plurality of pedestal airflow outlets 202a-202b; a nozzle internal airflow passage 213 for airflow; and a nozzle airflow outlet 212 for spraying 21, an opening for ejecting airflow; a Coanda surface 214 approaching the nozzle airflow outlet 212 for generating a Coanda effect, causing the internal fan 200a to generate a high wind speed airflow, Coanda surface 214, the traction filter uses an internal fan, and the 200b produces a filtered low wind speed airflow that covers the entire space.

In the case of a fan, one filter uses an internal fan, because the filter will cause the airflow to decelerate, at a low wind speed condition; an internal fan, no filter to cause airflow deceleration, at high wind speed conditions; and a Coanda surface ), to generate the Coanda effect, to promote high wind speed airflow on the Coanda surface, to pull the filtered low wind speed airflow, and then cover the entire space, to solve the general air filter fan, because the filter will cause gas Flow deceleration, under low wind speed conditions, it is not easy to cover the entire space. Therefore, other fans are required to draw the filtered airflow problem. The fan of this case is of great industrial value and is applied according to law.

This case has been modified by people who are familiar with the technology, but it is not intended to be protected by the scope of the patent application.

10‧‧‧fan

11‧‧‧Base

12‧‧‧ nozzle

110a‧‧‧Internal fan

110b‧‧‧Inner fan for filter

111a-111b‧‧‧Multiple pedestal airflow inlets

112a-112b‧‧‧Multiple pedestal airflow outlets

121‧‧‧Nozzle air inlet

122‧‧‧Nozzle air outlet

123‧‧‧Nozzle internal airflow passage

124‧‧‧Coanda surface

301‧‧‧AC to DC voltage converter

Claims (11)

A fan includes: a base for ejecting airflow, comprising: an internal fan; an internal fan for the filter; a base airflow inlet; and a base airflow outlet; and a nozzle mounted on the nozzle The pedestal includes: a nozzle airflow inlet, an opening for receiving the blasting airflow of the pedestal; a nozzle internal airflow passage for airflow; and a nozzle airflow outlet for an opening for ejecting Airflow; and a Coanda surface approaching the nozzle airflow outlet for creating a Coanda effect. The fan according to claim 1, wherein the filter comprises: a filter, the filter uses an internal fan, and flows into the filtered airflow through the filter. The fan according to claim 2, wherein the filter is a sieve, a filter cloth or a filter paper. The fan according to claim 2, wherein the filter is a wet filter, a wet filter or a wet filter. The fan of claim 1, wherein the internal fan is one or a plurality of blowers. According to the fan of claim 1, wherein the filter is an internal fan for one or more Several filters are used with a blower fan. The fan of claim 1, wherein the internal fan is one or a plurality of planar fans. The fan according to claim 1, wherein the filter uses an internal fan as one or a plurality of filter blades. The fan according to claim 1, wherein the nozzle air outlet is partitioned into a plurality of spaces. The fan according to claim 1, wherein the plurality of internal fans use an AC to DC voltage converter as a power source. The fan of claim 1, wherein the plurality of internal fans use a battery as a power source.