KR20230001523U - A Wearable Device for Air Purification - Google Patents

Abstract

The present invention provides a wearable air purification device, which includes a frame, a housing assembly, an intake filter element, an exhaust filter element, a sterilization module, a control module, a battery module and a fan. The frame surrounds the filtration cavity, the sterilization cavity and the outlet, and the filtration cavity communicates with the outlet and the sterilization cavity, respectively, and surrounds the mask, and the mask and the filtration cavity communicate with each other through the corresponding outlet. The housing assembly covers the frame to close the sterilization cavity and the filtering cavity, opens an inlet port, and opens the inlet port to the sterilization cavity, opens an external outlet port, and opens the external outlet port to the mask. The sterilization module is provided within the sterilization cavity and includes at least one active sterilization assembly. An intake filter element is accommodated within the filtering cavity. An exhaust filter element is provided between the mask and the external exhaust port. A fan is provided between the filtering cavity and the outlet. The battery module is provided on the frame. A control module is mounted on the frame and electrically connected to at least one of the active sterilization assembly, the fan and the battery module.

Description

Wearable Air Purification Device {A Wearable Device for Air Purification}

The present invention relates to an air purifying device, and more particularly to a wearable air purifying device.

Conventional portable respirators or air purifiers only filter airborne microscopic granules through a filter element, but airborne germs can still pass through the filter element. In order to enhance the filtration effect, a filter element having a small gap is necessarily used, and this causes a burden on user intake. In addition, when a user is infected, the discarded waste may contain the virus from the user, and if it is directly released into the environment, there is a risk of virus spread.

In view of the above problems, the inventors of the present invention have achieved the present invention by conducting in-depth research on the prior art and solving the above problems using techniques in the art.

The present invention provides a wearable air purifying device.

The present invention provides a wearable air purification device, which includes a frame, a housing assembly, an intake filter element, an exhaust filter element, a sterilization module, a control module, a battery module and a fan. The frame surrounds the filtration cavity, the sterilization cavity and the outlet, and the filtration cavity communicates with the outlet and the sterilization cavity, respectively, and surrounds the mask, and the mask and the filtration cavity communicate with each other through the corresponding outlet. The housing assembly covers the frame to close the sterilization cavity and the filtering cavity, opens an inlet port, and opens the inlet port to the sterilization cavity, opens an external outlet port, and opens the external outlet port to the mask. The sterilization module is provided within the sterilization cavity and includes at least one active sterilization assembly. An intake filter element is accommodated within the filtering cavity. An exhaust filter element is provided between the mask and the external exhaust port. A fan is provided between the filtering cavity and the outlet. The battery module is provided on the frame. A control module is mounted on the frame and electrically connected to at least one of the active sterilization assembly, the fan and the battery module.

In the wearable air purifying device of the present invention, at least one active sterilization assembly includes a light sterilization assembly or a high-pressure sterilization assembly. The light sterilization assembly includes an ultraviolet light source and a plastic housing, the ultraviolet light source is electrically connected to the control module, and the plastic housing is provided to correspond to the ultraviolet light source so that the ultraviolet light source emits ultraviolet rays toward the inside of the plastic housing. The electrosterilization assembly is a high-pressure sterilization assembly, the high-pressure sterilization assembly includes a plurality of electrodes and a plastic housing, these electrodes are electrically connected to the control module, and the plastic housing covers the electrodes.

In the wearable air purifying device of the present invention, the frame includes a first magnetic attraction component, and the housing assembly includes a second magnetic attraction component mutually magnetically attracting the first magnetic attraction component.

In the wearable air purifying device of the present invention, an internal exhaust port is opened through the mask, and a check valve is provided in the internal exhaust port. The check valve includes a valve disc, a part of the valve disc is fixedly connected to the mask, and the valve disc covers the outer side of the corresponding internal exhaust port. The frame and the housing assembly have an exhaust passage, and the exhaust passage communicates with an internal exhaust port and an external exhaust port, respectively.

In the wearable air purifying device of the present invention, seal rings are provided between the fan and the filtering cavity and between the fan and the outlet, respectively.

In the wearable air purifying device of the present invention, a clamp is provided on the mask to correspond to an external exhaust port, and the exhaust filter element is clamped to the clamp.

The wearable air purifying device of the present invention filters air through the intake filter element, and further includes a pre-sterilization module in front of the intake filter element. Therefore, the inhaled air is first sterilized and then filtered again through the intake filter element. It does not increase the burden of user inhalation by actively blowing air through a fan. When the waste discharged by the user passes through the exhaust filter element first when discharged from the mask, viruses that may be contained therein can be prevented from dispersing into the environment.

1 to 3 are three-dimensional exploded views of the wearable air purifying device according to the first embodiment of the present invention.
4 and 5 are respective three-dimensional views of the wearable air purifying device of the first embodiment of the present invention.
6 to 9 are cross-sectional views of the wearable air purifying device according to the first embodiment of the present invention.
10 is a wearing state diagram of the wearable air purifying device of the present invention.
Fig. 11 is a three-dimensional exploded view of a portable air purifier according to a second embodiment of the present invention.
Fig. 12 is a three-dimensional view of a portable air purifier of a second embodiment of the present invention;

1 to 3, the first embodiment of the present invention provides a wearable air purifying device, which includes a frame 100, a housing assembly 200, an intake filter element 310, and an exhaust filter element 320. ), a sterilization module 400, a control module 500, a battery module 600 and a fan 700.

Referring to Figures 1, 3, 4 and 6, the frame 100 is a mask body made of plastic, which includes an air deflector 110 and a mask 120. In this embodiment, the air deflector 100 is a closed hollow housing composed of a plurality of housing parts 111/112, and the air deflector 100 has a filter cavity 101 and a filter cavity 101. It surrounds the communicating outlet 102 and forms it. The air deflector 110 is configured on the outer surface of the mask 120 so that the filter cavity 101 communicates with the mask 120 through the outlet 102.

Referring to Figure 10, the mask 120 is intended to cover at least a portion of the user's face, in this embodiment the mask 120 covers the user's mouth and nose, and on the periphery of the mask 120 at least one A strap 122 is provided to bind the user's head.

1 and 5 to 6, in this embodiment, the mask 120 is preferably made of plastic, the mask 120 is a substantially arcuate mask body, and the mask 120 has an outlet 102 An internal intake port 123 communicated with is opened to guide air to the mask 120 so that the user inhales it, and the mask 120 also has an internal exhaust port 124 opened through the mask 120 to pass gas expelled by the user into the mask 120. ), and a rubber ring 121 is provided along the periphery of the mask 120 to adhere to the user's face. A ventilating hole 121b is provided at a portion of the rubber ring 121 in contact with the user's face to prevent sweltering heat. In this embodiment, the internal exhaust port 124 is preferably provided with a check valve 125 to prevent the gas discharged from the mask 120 from flowing backward.

Specifically, the check valve 125 includes a valve disc 126, a part of the valve disc 126_ is fixedly connected to the mask 120, and the valve disc 126 is a corresponding internal exhaust port 124 Covered on the outside. The gas exhausted by the user pushes the valve disc 126 to the outside to leave the inner exhaust port 124 and is discharged through the inner exhaust port 124; When the user inhales air, the valve disc ( 126 is driven inward by the negative pressure in the mask 120 and adhered to the internal exhaust port 124. In this embodiment, the valve disk 126 is a thin sheet made of silica gel, and also the valve disk 126 It is preferable that one edge is fixedly connected to the mask 120, but the present invention is not limited thereto.

1 to 4 and 6, the housing assembly 200 is an arcuate mask body made of plastic, and the housing assembly 200 preferably has an inlet 201 and an external outlet 203 opened, In this embodiment, external exhaust ports 203 are opened on the left and right opposite sides of the housing assembly 200, and an inlet port 201 located between the corresponding pair of external exhaust ports 203 is opened on the bottom side of the housing assembly 200. do. The housing assembly 200 covers the frame 100 and is closed with the frame 100, through which the sterilizing steel 103 communicated with the filtering steel 101 between the air deflector 110 and the housing assembly 200. It surrounds and forms, and also the inlet 201 communicates with the sterilization steel 103. An exhaust passage 202 is surrounded and formed between the housing assembly 200 and the mask 120, and the internal exhaust vent 124 of the mask 120 communicates with the external exhaust vent 203 through the exhaust passage 202 .

Referring to FIGS. 2 and 3 , in this embodiment, the first magnetic attraction part 130 is provided on the frame 100 and the second magnetic attraction part 130 is disposed on the housing assembly 200. It is preferable to have a magnetic attraction part 230, and the second magnetic attraction part 230 is adsorbed through the first magnetic attraction part 130, making it advantageous to fix and remove the housing assembly 200. The first magnetic attraction part 130 and the second magnetic attraction part 230 that magnetically attract correspondingly may be a pair of bipolar magnets, and may also include a magnet and a magnetic induction metal piece (eg, iron, cobalt, nickel). ) can be. In this embodiment, the first magnetic attraction part 130 is a magnet and the second magnetic attraction part 230 is a magnetic induction metal piece. The above-described rubber ring 121 is provided with a third magnetic attraction part 121a for adsorbing each first magnetic attraction part 130 correspondingly, so as to be advantageous in fixing, and also easily removable to clean the rubber ring 121. allow you to do The third magnetic attraction part 121a in this embodiment is a magnetic induction metal piece, and since the first magnetic attraction part 130 is inserted through the frame 100, the second magnetic attraction part 230 and the third magnetic attraction part 121a. The attraction parts 121a may be attracted to opposite sides of the frame 100 exposed on the first magnetic attraction parts 130, respectively. However, the present invention is not limited thereto. For example, when the first magnetic attraction part 130 is a magnetic induction metal piece, a magnet is provided to correspond to the second magnetic attraction part 230 and the third magnetic attraction part ( 121a) can also implement the above-mentioned assembly and removal advantageous effects.

3 to 6, the sterilization module 400 is provided on the outer surface of the frame 100 and accommodated in the sterilization cavity 103. In this embodiment, the disinfection module includes at least one active disinfection assembly. The control module 500 , the battery module 600 and the fan 700 are all provided in the frame 100 .

Specifically, the battery module 600 is clamped between the air deflector 110 and the mask 120 and electrically connected to the control module 500, and the fan 700 is provided within the air deflector 110. It is also located between the filtering cavity 101 and the outlet 102 and is also electrically connected to the control module 500. The intake side of the fan 700 communicates with the sterilization steel 103, and the exhaust side of the fan 700 is configured to correspond to the outlet 102, and enters the inner intake port 123 of the mask 120 through the outlet 102. communicated A seal ring 710 is clamped between the inlet side of the fan 700 and the air deflector 110, and a seal ring 710 is also clamped between the outlet 102 and the internal inlet 123, through which an airtight effect is achieved. implemented to prevent leakage and not damage wind pressure. The active sterilization assembly is attached to the air deflector 110 and electrically connected to the control module 500.

In this embodiment, the intake filter element 310 is provided in the filtering cavity 101, and the intake filter element 310 is blocked between the intake side of the fan 700 and the sterilization cavity 103. The exhaust filter element 320 is provided between the mask 120 and the corresponding external exhaust port 203, and the exhaust filter element 320 shown in this embodiment is clamped to the clamp 127 on the mask 120, and also The clamp 127 is configured to correspond to the external outlet 203 so that the exhaust filter element 320 covers the external outlet 203 .

Referring to FIGS. 3 and 4 , the sterilization module 400 may constitute an active sterilization assembly selectively corresponding to different usage needs. In this embodiment, the active sterilization assembly of the sterilization module 400 preferably includes the light sterilization assembly 410 .

Referring to FIGS. 3 to 4 and 6 to 7 , the light sterilization assembly 410 includes an ultraviolet light source 411 and a plastic housing 412 . At least one metal cover plate 413 is covered on the inner wall of the plastic housing 412, and reinforcing ribs 414 are provided in the plastic housing 412 to support the plastic housing 412 to maintain an internal space, The ultraviolet light source 411 is electrically connected to the control module 500, and the ultraviolet light source 411 emits ultraviolet rays within the sterilization steel 103 to implement a sterilization effect. When the ultraviolet light source 411 irradiates ultraviolet rays into the plastic housing 412, the metal cover plate 413 preferably prevents the ultraviolet rays from damaging the plastic parts. And, a photocatalyst coating layer (not shown) is applied on the metal cover plate 413 . A frequently used photocatalyst is, for example, titanium dioxide. The photocatalyst coating layer is a nano-coating layer, and decomposes germs and toxic substances in the air through a reaction between the photocatalyst and the organic matter in the air. In this embodiment, the ultraviolet light source 411 is preferably fixed on the frame 100, and since the ultraviolet light source 411 and the plastic housing 412 are separable, the light sterilization assembly from the frame 100 There is no need to remove the UV light source 411 when cleaning is performed by removing the 410, and thus damage to the circuit between the UV light source 411 and the control module 500 can be prevented. On the housing assembly 200, a light guiding part (not shown) may be selectively inserted through the housing assembly 200 at a position corresponding to the ultraviolet light source 411, and when the ultraviolet light source 411 operates, the ultraviolet light A light beam may be exposed to the outer surface of the housing assembly 200 .

6 and 9, when the wearable air purifier of the present invention is used, the fan 700 is driven to suck external air into the sterilizing cavity 103 through the inlet 201. The air passes through the sterilization module 400 in the sterilization cavity 103, and then passes through the intake filter element 310 to adsorb dust particles and sterilize the residue, and then the fan 700 passes through the mask 120 again. is introduced into the mask 120 through the internal mouth opening 123 of the

In addition to filtering air through the intake filter element 310, the wearable air purifying device of the present invention further includes a pre-sterilization module 400 in front of the intake filter element 310. Therefore, the inhaled air is first sterilized and then filtered through the intake filter element 310 again. By actively blowing air through the fan 700, the burden of user inhalation is not increased. When the waste discharged by the user passes through the exhaust filter element 320 first when discharged from the mask, viruses that may be included therein can be prevented from being dispersed into the environment.

3, 4 and 6, the housing assembly 200 of the wearable air purifier of the present invention adsorbs the second magnetic attraction part 230 through the first magnetic attraction part 130, and is advantageous in assembly and removal Therefore, no additional tools are required when replacing the intake filter element 310, replacing the exhaust filter element 320, or cleaning the sterilization module 400.

11 and 12, the second embodiment of the present invention provides a wearable air purifying device, which includes a frame 100, a housing assembly 200, an intake filter element 310, and an exhaust filter element 320. ), a sterilization module 400, a control module 500, a battery module 600 and a fan 700. The structure of this embodiment is substantially the same as that of the first embodiment described above, and detailed descriptions of the same parts are omitted here, and the differences between this embodiment and the first embodiment will be described in detail as follows.

The sterilization module 400 may constitute an active sterilization assembly selectively corresponding to different usage needs. In this embodiment, the active sterilization assembly preferably includes the high pressure sterilization assembly 420 .

The high-pressure sterilization assembly 420 includes a plurality of electrodes 421 and a plastic housing 422, the control module 500 includes a pair of elastic pieces 421a/421b, respectively, and the plastic housing 422 The electrode 421 is covered to guide the airflow to pass through the electrode 421 . After the plastic housing 422 is clamped to the frame 100, the elastic pieces 421a/421b contact the high-pressure sterilization assembly 420, respectively, so that the electrode 421 is connected to the control module 500, and the electrode ( 421 applies a high voltage through the control module 500, thereby removing germs in the air in the sterilization cavity 103 sucked through the inlet 201.

The above is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention, and all other equivalent changes using the patent idea of the present invention belong to the scope of the present invention.

100: frame
101: filter steel
102: outlet
103: sterilization steel
110: air deflector
111: housing part
112: housing part
120: mask
121: rubber ring
121a: third magnetic attraction part
121b: ventilation hole
122: strap
122a: positioning ring
123: internal inlet
124: internal exhaust
125: check valve
126: valve disc
127: clamp
130: first magnetic attraction part
200: housing assembly
201: inlet
202: exhaust path
203: external exhaust port
230: second magnetic attraction part
310: intake filter element
320: exhaust filter element
400: sterilization module
410: light sterilization assembly
411 UV light source
412: plastic housing
413: metal cover plate
420: high pressure sterilization assembly
421 electrode
421a, 421b: elastic piece
422: plastic housing
500: control module
600: battery module
700: fan
710: seal ring

Claims (9)

In the wearable air purifier,
A filter cavity, a sterilization cavity, and an outlet are surrounded and formed therein, and the filter cavity communicates with the outlet and the sterilization cavity, respectively, and is formed to surround a mask, and the mask and the filter cavity communicate with each other through the outlet. frame to be;
a housing assembly covering the frame to close the sterilization cavity and the filtering cavity, having an inlet port communicated with the sterilization cavity, and an external exhaust port communicating with the mask;
a sterilization module provided in the sterilization cavity and including at least one active sterilization assembly;
an intake filter element accommodated in the filter cavity;
an exhaust filter element provided between the mask and the external exhaust port;
a fan provided between the filtering cavity and the outlet;
a battery module provided in the frame; and
A wearable air purifier comprising a control module provided on the frame and electrically connected to the at least one active sterilization assembly, the fan, and the battery module. According to claim 1,
The at least one active disinfection assembly includes a light disinfection assembly, the light disinfection assembly includes an ultraviolet light source and a plastic housing, the ultraviolet light source is electrically connected to the control module, and the plastic housing comprises the ultraviolet light source. The wearable air purifier is provided to correspond to the ultraviolet light source to emit ultraviolet rays toward the inside of the plastic housing. According to claim 1,
The at least one active sterilization assembly includes an electric sterilization assembly, the electric sterilization assembly is a high-pressure sterilization assembly, the high-pressure sterilization assembly includes a plurality of electrodes and a plastic housing, the electrodes being electrically connected to the control module. Connected to, and the plastic housing covers the electrode, wearable air purifying device. According to claim 1,
wherein the frame has a first magnetic attraction component, and the housing assembly has a second magnetic attraction component mutually magnetically attracting the first magnetic attraction component. According to claim 1,
An internal exhaust port is opened through the mask, and a check valve is provided in the internal exhaust port. According to claim 5,
The wearable air purifying device according to claim 1 , wherein the check valve includes a valve disc, a portion of the valve disc is fixedly connected to the mask, and the valve disc covers an outside of the internal exhaust port. According to claim 5,
The frame and the housing assembly have an exhaust passage, and the exhaust passage communicates with the inner exhaust port and the outer exhaust port, respectively. According to claim 1,
Seal rings are provided between the fan and the filtering cavity and between the fan and the outlet, respectively. According to claim 1,
A clamp is provided on the mask to correspond to the external exhaust port, and the exhaust filter element is clamped to the clamp.