TWM621497U - Air purification device - Google Patents

Abstract

An air purification device includes a shell seat mechanism, an ultraviolet light unit, a flow guiding unit and a safety protection unit. The housing seat mechanism includes a base housing seat with an air cleaning chamber defining a service hole, a service hole cover closing the service hole, and a top housing seat with an air outlet. The UV light unit can be controlled to emit UV light in the air cleaning room. The guide unit can guide the air of the air cleaning room to the exhaust port. The safety protection unit includes a protective cover pressed against the maintenance hole cover, a control part that controls the activation of the ultraviolet light unit when pressed, and a fixed part. The fixture presses the control when it is in the pressed position. When the fixing member is in the separation position, it is separated from the control member and the ultraviolet light unit does not emit light, and the protective cover can be detached. Using the design of the safety protection unit, the ultraviolet light unit does not emit light before the maintenance hole cover is removed, so as to avoid the ultraviolet light from reaching the human body.

Description

Air purification device

The new model relates to a purification device, especially an air purification device.

In recent years, people's requirements for air quality in the indoor environment have increased, and air purifiers have become one of the increasingly popular electrical appliances. However, the more frequently the air purifier is used and the longer it is used, the internal components usually need to be replaced or repaired.

Therefore, how to ensure that a user can maintain the air purifier safely has become one of the research and development objectives in the technical field.

Therefore, the purpose of the present invention is to provide an air purification device that can at least overcome the shortcomings of the prior art.

Therefore, the novel air purification device includes a housing mechanism, at least one ultraviolet light unit, a guide unit, and a safety protection unit.

The housing base mechanism includes a base housing base with at least one air cleaning chamber, at least one maintenance hole cover, and a top housing base assembled on the base housing base and having at least one air inlet and at least one exhaust port. At least one air cleaning chamber communicates with the at least one air inlet and the at least one exhaust port, and has a maintenance hole, and the at least one maintenance hole cover is detachably assembled on the base housing and closes the maintenance hole.

The at least one ultraviolet light unit is disposed on the base shell seat of the shell seat mechanism, and is used for being controlled and activated to emit ultraviolet light in the at least one air purification room.

The guiding unit is used for guiding the air of the at least one air cleaning chamber to the at least one exhaust port of the top housing base.

The safety protection unit includes a cover detachably disposed on the base shell seat of the shell seat mechanism and partially pressed against the at least one maintenance hole cover, and a protective cover disposed on the shell seat mechanism and used when being pressed A control member for controlling the activation of the at least one ultraviolet light unit, and a fixing member for detachably connecting the protective cover and the base shell seat and capable of changing between a pressing position and a separating position, and the fixing member is in the pressing position When the fixing piece is pressed against the control piece, when the fixing piece is at the separation position, the fixing piece is separated from the control piece, so as to make the at least one ultraviolet light unit stop emitting light, and the protective cover can be removed from the housing seat Institution detached.

The effect of the present invention is that: by utilizing the design of the safety protection unit, before the maintenance hole cover is detached, the fixing member and the protective cover need to be detached in sequence, and then the at least one ultraviolet light unit is powered off. It does not emit light, so that the human body is prevented from being exposed to harmful ultraviolet light, and the safety of repairing and replacing the at least one ultraviolet light unit is improved.

Referring to FIG. 1, FIG. 3 and FIG. 4, an embodiment of the novel air purification device is suitable for being electrically connected to a power supply 9, and includes a housing mechanism 1, two ultraviolet light units 2, and a guide unit 3, and a safety protection unit 4 .

Referring to FIG. 3 to FIG. 5 , the housing base mechanism 1 includes a base housing base 5 , two maintenance hole covers 12 detachably covered and assembled on the base housing base 5 by a plurality of screws 121 , and a The base housing 5 is opposite to the top housing 13 of the service hole covers 12 .

The base case 5 includes a base case 51 and a middle partition plate 52 assembled to the base case 51 and defining two upper and lower air cleaning chambers 53 together with the base case 51 . The base case 51 has a main case 511 and a U-shaped mounting element 512 which is fixedly inserted in the main case 511 and defines a control element installation space 513 together with the main case 511 . The mounting member 512 has a first screw hole 514 penetrating front and rear. Each air cleaning room 53 has a rectangular maintenance hole 531 located in the base shell 51 , so that the air cleaning room 53 can communicate with the outside through the maintenance hole 531 . The base case 51 and the middle partition 52 also define a clean air collecting room 54 which is connected to the air clean rooms 53 and located between the air clean rooms 53 . The middle partition plate 52 has two inlet communication ports 521 corresponding to positions and communicating with the air purification chamber 53 , and an exhaust communication port 522 corresponding to positions and communicating with the purified air collecting chamber 54 .

Each maintenance hole cover 12 is detachably assembled to the base case 51 by using the screws 121 , and closes the corresponding maintenance hole 531 , so that the air cleaning chamber 53 is covered and not exposed.

Referring to FIGS. 2 , 4 and 5 , the top case seat 13 is assembled on the side of the middle partition plate 52 opposite to the base case 51 , and has two spacers on the front side and spaced from left to right and communicated with the air intake. The intake port 131 communicated with the port 521 , and the two exhaust ports 132 arranged up and down and communicated with the exhaust communication port 522 .

The ultraviolet light units 2 are disposed on the base case 51 and are respectively located in the air purification chamber 53 , and are used to be controlled and activated, and emit ultraviolet light capable of disinfection and sterilization in the air purification chamber 53 .

The guide unit 3 is a suction fan, which is arranged between the base case 5 and the top case 13 and is located at the exhaust communication port 522, so that the air in the purified air collecting chamber 54 can pass through the exhaust. The communication ports 522 lead to the exhaust ports 132 .

Referring to FIG. 1 , FIG. 3 and FIG. 5 , the safety protection unit 4 includes a cover 41 disposed on the outer side of the base case 51 and partially pressed against each maintenance hole cover 12 , and a cover 41 disposed in the base case seat 5 . A control member 42 for controlling the activation of the ultraviolet light units 2 when pressed, and a fixing member 43 for detachably fixing the protective cover 41 and the housing mechanism 1 .

The cover 41 includes a cover body portion 411 having a second screw hole 413 penetrating front and rear, and two cover portions 412 extending from the cover body portion 411 to the maintenance hole cover 12 up and down respectively. Each covering portion 412 is pressed against a corresponding partial area of the maintenance hole cover 12 .

The control element 42 is a micro switch, disposed in the control element installation space 513 , and can be electrically connected between each ultraviolet light unit 2 and the power source 9 . When the control member 42 is pressed, each ultraviolet light unit 2 is electrically connected to the power source 9 to emit ultraviolet light. When the control member 42 is not pressed, each ultraviolet light unit 2 is electrically disconnected from the power source 9 so that the ultraviolet light cannot be emitted. In other variations of this embodiment, the control element 42 can also be a piezoelectric switch, as long as the ultraviolet light units 2 receive electrical energy to generate ultraviolet light when pressed.

The fixing member 43 is a bolt, and can be detachably screwed between the first screw hole 514 and the second screw hole 413 , so that the cover 41 is assembled to the base case 51 and to each other with the base case 51 . lock.

Referring to FIGS. 5 to 7 , the fixing member 43 can be changed between a pressing position (as shown in FIG. 6 ) and a separation position (as shown in FIG. 7 ). When the fixing member 43 is in the pressing position, the fixing member 43 is screwed and fixed between the protective cover 41 and the base case 51, and is pressed against the control member 42, so that the control member 42 is electrically connected to the ultraviolet light Unit 2. When the fixing member 43 is in the separation position, the fixing member 43 is separated from the control member 42, so that the control member 42 is not electrically connected to the ultraviolet light units 2, the ultraviolet light units 2 stop emitting light, and the protective cover 41 can be detached from the base case 51 .

Referring to FIGS. 4 to 6 , when the air purification device is used, the fixing member 43 is located at the pressing position, so that the ultraviolet light units 2 emit ultraviolet light and sterilize the air in the air purification chambers 53 . In addition, using the suction capacity of the air guide unit 3, the air in the air purification chambers 53 is first guided to the purified air collecting chamber 54, and then the air is connected to the exhaust air through the exhaust communication port 522 in sequence. The port 132 discharges the purified air to the outside. At the same time, the unpurified air from the outside will enter the air purification chambers 53 through the air inlets 131 and the air inlet communication port 521 in sequence to complete the gas circulation of the air purification device.

Referring to FIGS. 3 and 7 , when the ultraviolet light units 2 fail and need to be repaired or replaced, a tool such as a screwdriver (not shown in the figure) is used to screw out the fixing member 43 . At this time, the fixing member 43 is located at the separation position, and the ultraviolet light units 2 do not emit light. Afterwards, the protective cover 41 is detached in sequence, and the maintenance hole cover 12 partially pressed by the protective cover 41 is disassembled, so that the maintenance holes 531 can be opened, so that the maintenance or replacement of the air The ultraviolet light unit 2 of the clean room 53 .

Since the fixing member 43 and the protective cover 41 need to be detached first, the ultraviolet light units 2 can not be energized and cannot generate ultraviolet light, so as to avoid the occurrence of the ultraviolet light units 2 still emitting light, and the maintenance hole 531 is turned on by mistake and the ultraviolet light is emitted to the outside, thus ensuring that the ultraviolet light that can be sterilized but harmful to the human body will not be irradiated to the human body.

3 and 4, it should be noted that the air cleaning chamber 53, the maintenance hole 531, the air inlet 131, the exhaust port 132, the air inlet communication port 521, the maintenance The numbers of the hole cover 12 , the ultraviolet light unit 2 , and the covering portion 412 of the protective cover 41 are not limited to two, respectively, and may be one, three, etc. according to actual needs.

To sum up, the novel air purifying device utilizes the design of the safety protection unit 4 to prevent power failure, so that the fixing member 43 and the protective cover 41 need to be detached first before the maintenance hole covers 12 can be detached Leave. Furthermore, when the maintenance holes 531 are opened, the ultraviolet light units 2 are powered off and cannot emit light, which can prevent the human body from directly irradiating the ultraviolet light, so as to reduce the damage of the ultraviolet light. Secondly, the ultraviolet light of the ultraviolet light units 2 can be used for disinfection and sterilization to effectively purify the air, so the purpose of the present invention can be achieved.

However, the above are only examples of the present invention, which should not limit the scope of the present invention. Any simple equivalent changes and modifications made according to the scope of the patent application for this new model and the contents of the patent specification are still within the scope of the present invention. within the scope of this new patent.

1: Shell seat mechanism 12: Maintenance hole cover 121: Screws 13: Top shell seat 131: Air intake 132: exhaust port 2: UV light unit 3: Diversion unit 4: Safety protection unit 41: Cover 411: cover body part 412: Covering Department 413: Second screw hole 42: Controls 43: Fasteners 5: base shell seat 51: base shell 511: Main housing 512: Mounting pieces 513: Control installation space 514: The first screw hole 52: Middle partition 521: Intake communication port 522: Exhaust communication port 53: Air Clean Room 531: Maintenance hole 54: Purified air collection room 9: Power

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, wherein: FIG. 1 is a perspective view illustrating an embodiment of the novel air purifying device of the present invention; Fig. 2 is the perspective view of another angle of this embodiment; 3 is an exploded perspective view illustrating a housing seat mechanism of this embodiment; 4 is an exploded perspective view illustrating the housing mechanism, two ultraviolet light units, and a guide unit of this embodiment; Figure 5 is a cross-sectional view illustrating this embodiment; 6 is a fragmentary cross-sectional view illustrating a fastener of this embodiment in a pressed position; and Figure 7 is a view similar to Figure 6, illustrating the fastener in a disengaged position.

1: Shell seat mechanism

12: Maintenance hole cover

121: Screws

13: Top shell seat

2: UV light unit

4: Safety protection unit

41: Cover

411: cover body part

412: Covering Department

413: Second screw hole

42: Controls

43: Fasteners

5: base shell seat

51: base shell

511: Main housing

512: Mounting pieces

513: Control installation space

514: The first screw hole

53: Air Clean Room

531: Maintenance hole

Claims (7)

An air purification device, comprising: a shell seat mechanism, including a base shell seat with at least one air purification chamber, at least one maintenance hole cover, and a base shell seat assembled with at least one air inlet and at least one row The top shell seat of the air port, the at least one air cleaning chamber is communicated with the at least one air inlet and the at least one exhaust port, and has a maintenance hole, and the at least one maintenance hole cover is detachably assembled to the base shell and closes the maintenance hole; at least one ultraviolet light unit is arranged on the base shell seat of the shell seat mechanism, and is used to be controlled and activated to emit ultraviolet light in the at least one air purification room; a guide unit, The at least one exhaust port for guiding the air of the at least one air cleaning room to the top shell seat; and a safety protection unit, including a detachable mechanism disposed on the shell seat and partially pressed against the shell seat A protective cover on at least one maintenance hole cover, a control member disposed on the housing seat mechanism and used to control the activation of the at least one ultraviolet light unit when pressed, and a detachable connection between the protective cover and the base housing seat A fixing piece that can be changed between a pressing position and a separating position, when the fixing piece is in the pressing position, the fixing piece is pressed against the control piece, and when the fixing piece is at the separating position, the fixing piece and the control piece Separation is used to make the at least one ultraviolet light unit stop emitting light, and the protective cover can be detached from the housing mechanism. The air purification device as claimed in claim 1, wherein the control element of the safety protection unit is a micro switch for being electrically connected to the at least one ultraviolet light unit. The air purification device according to claim 1, wherein the protective cover of the safety protection unit comprises a protective cover body portion, and at least one cover extending from the protective cover body portion and overlapping the at least one maintenance hole cover Covering Department. The air purification device as claimed in claim 3, wherein the base housing of the housing base mechanism comprises a base housing for the protective cover to be arranged on, and a base housing assembled to the base housing and jointly defining the at least A middle partition plate of an air cleaning room, and the maintenance hole of the at least one air cleaning room is located in the base shell. The air cleaning device according to claim 4, wherein the base housing of the housing mechanism has two air cleaning chambers, and the housing mechanism includes two maintenance holes respectively closing the air cleaning chambers said maintenance hole cover, the air purification device includes two ultraviolet light units respectively emitting ultraviolet light in the air purification room, and the protective cover of the safety protection unit includes two respectively overlapped on the maintenance hole cover of the covering part. The air purification device according to claim 1, wherein the base housing has a first screw hole, the cover of the safety protection unit has a second screw hole, the fixing member is a screw member, and is screwed between the first screw hole and the second screw hole, and detachably pressed against the control member. The air purification device of claim 1 is suitable for a power supply, and the control element of the safety protection unit is electrically connected between the power supply and the at least one ultraviolet light unit.

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