CN212202538U

CN212202538U - Air purifier

Info

Publication number: CN212202538U
Application number: CN202020582657.4U
Authority: CN
Inventors: 李祥武
Original assignee: Shenzhen Fengqingyun Technology Co ltd
Current assignee: Zhao Lei
Priority date: 2019-04-24
Filing date: 2020-04-19
Publication date: 2020-12-22
Anticipated expiration: 2030-04-19

Abstract

The utility model discloses an air purifier, including top cap subassembly, dryer subassembly, shell, luminous ring subassembly, air inlet screen panel subassembly, connecting rod A, connecting rod B subassembly, base, callus on the sole, filter, bottom. The wind tube assembly is characterized in that the top cover assembly and the light-emitting ring assembly are respectively arranged at the upper end and the lower end of the wind tube assembly, and the outer shell is sleeved outside the wind tube assembly and clamped between the top cover assembly and the light-emitting ring assembly; the base is connected with the light-emitting ring assembly through 3 connecting rods A and B, and the air inlet mesh enclosure assembly is sleeved outside the connecting rods A and B and clamped between the light-emitting ring assembly and the base; the filter is installed between luminous circle subassembly and base, is located the inside air inlet screen panel subassembly, and the bottom fastens the base and holds in the palm tight filter. The beneficial effects of the utility model reside in that according to the characteristic of mixed flow wind formula machine, when making product property ability satisfy the design needs, structural spiral case that does not need makes product compact structure, and the volume is littleer than adopting centrifugal fan, all has more the advantage in the aspect of costs such as casing material, packing, transportation, more resources are saved.

Description

Air purifier

Technical Field

The utility model relates to an air purifier belongs to the air purification field.

Background

With the rapid development of modern industry, air pollution is becoming more serious day by day, air quality is obviously reduced, and in order to improve the air quality of living environment of people, air purifier is being used by more and more people.

The fan is one of the core components of the air purifier, and has an influence on the size and the cost of the air purifier besides influencing the performance parameters of the air purifier.

Most of air purifier products sold on the market at present adopt centrifugal fan, and its characteristics are that the wind pressure is big, can overcome the great resistance that uses the filter screen of multiple functions to produce simultaneously, also have the flow coefficient low simultaneously, the shortcoming of high power consumption, especially when adopting preceding multi-wing centrifugal impeller, spiral volute structure is indispensable, causes the product volume ratio great and installs more complicacy.

The axial flow fan has the advantages of large flow, low power consumption and high efficiency, does not have a spiral volute structure, and has compact structure and small volume, but the full pressure of the axial flow fan is lower, so that the axial flow fan cannot meet the requirement of larger resistance of a plurality of layers of filter screens.

The mixed-flow fan is characterized by being between a centrifugal fan and an axial flow fan, not only having the characteristics of high pressure coefficient and large working condition range of the centrifugal fan, but also having the characteristics of large flow coefficient, high efficiency and compact structure of the axial flow fan.

Disclosure of Invention

The utility model discloses an adopt air purifier of mixed flow fan, the purpose utilizes the characteristics of mixed flow fan, makes air purifier product structure compacter, and the volume is littleer than adopting centrifugal fan, all has more the advantage in the aspect of the cost.

The utility model adopts the technical proposal that:

the utility model provides an adopt air purifier of mixed-flow fan, includes top cap subassembly, dryer subassembly, shell, luminous ring subassembly, air inlet screen panel subassembly, connecting rod A, connecting rod B subassembly, base, callus on the sole, filter, bottom.

The top cover component comprises a top cover, a display screen lens, a display screen PCBA and a display screen cover; a display screen mounting position is arranged in the center of the top cover, the display screen lens and the display screen are sequentially mounted in the display screen mounting position, the display screen cover covers the display screen and is fixed at the bottom of the top cover, and the display screen PCBA is fixed in the display screen; the periphery of the top cover is provided with ventilation meshes which are arranged according to a rule, and purified air is sent out through the ventilation meshes; the display screen cover is in a funnel shape, on one hand, the display screen and the display screen lens are fixed on the top cover, and on the other hand, the display screen cover is connected with a gap between the display screen and the fluid director, so that an airflow channel is complete and smooth, and turbulence is avoided.

The air duct assembly comprises a fluid director, a fan, an air duct shell A, an air duct shell B, an adapter plate PCBA, a PM2.5 sensor, a negative ion generator, a negative ion emission head, an ozone generator and an ozone emission head; the air deflector is formed by radially arranging 11 air deflector pieces in an array mode, the center of the air deflector piece is a cylindrical hub, the outer ring of the air deflector piece is provided with a connecting ring, the air duct shell A and the air duct shell B are provided with clamping grooves corresponding to the connecting ring of the air deflector piece, the air deflector piece and the air duct shell A are assembled and fixed through the ring and the clamping grooves; one of the flow deflectors of the flow guider is thickened and is provided with a tunnel through which an electronic connecting wire passes, and the electronic connecting wires of the components such as a fan, a display screen PCBA and the like pass through the tunnel and are connected with the switch board PCBA; the fan is arranged at the bottom of the fluid director; the air duct shell A and the air duct shell B are arranged into semi-cylindrical shells with two sections split along the axis, and two side edges are fixed by screws to form a complete air duct; the air deflector and the fan are positioned in the air duct, the outer wall of the air duct shell A is provided with an adapter plate PCBA and a PM2.5 sensor, the inner wall of the air duct shell A is provided with a negative ion emission head, the outer wall of the air duct shell B is provided with a negative ion generator and an ozone generator, and the inner wall of the air duct shell B is provided with an ozone emission head; the anion emission head and the ozone emission head are arranged between the top cover and the fluid director.

The luminous ring component comprises a luminous ring, a UV-PCBA and an LED lamp strip; the light-emitting ring is made of semitransparent materials and is provided with a circle of clamping grooves for mounting the LED lamp strip, the LED lamp strip is clamped in the clamping grooves, and light emitted by LEDs on the LED lamp strip penetrates through the light-emitting ring, so that the light-emitting ring can emit light; the UV-PCBA is provided with a UV-LED, and the ultraviolet light emitted by the UV-LED is used for sterilizing and disinfecting the air flowing through the channel.

The air inlet mesh enclosure assembly is composed of an air inlet mesh enclosure and a connecting sheet, the air inlet mesh enclosure is formed by metal plates and is provided with uniformly arranged meshes, and the connecting sheet is connected with the air inlet mesh enclosure to form a cylindrical whole.

The connecting rod B subassembly comprises connecting rod B and power strip PCBA, and power strip PCBA fixes on connecting rod B, and external power source is through the power strip PCBA power supply, is equipped with the connecting wire between power strip PCBA and the keysets PCBA, replaces common connection of electric lines with power strip PCBA, both makes things convenient for the production equipment, also makes the inside succinct neat of product.

The bottom of the base is provided with a channel for installing and taking out the filter; the edge of the filter channel is provided with steps and a buckle slot hole, the bottom cover is provided with a buckle corresponding to the bottom cover, the bottom cover is placed and then rotates anticlockwise to a set position, the bottom cover is buckled with the base through the buckle, otherwise, the bottom cover rotates clockwise to the set position, and the bottom cover can be taken down; the base is provided with a power jack.

The bottom cover is provided with two opposite semicircular grooves, a space is reserved between the two semicircular grooves, and the bottom cover can be rotated and taken by fingers grasping the space between the two semicircular grooves.

The shell is provided with a vent hole at a position corresponding to the PM2.5 sensor, and the PM2.5 sensor samples through the vent hole.

The top cover assembly and the light-emitting ring assembly are respectively arranged at the upper end and the lower end of the air duct assembly, and the outer shell is sleeved outside the air duct assembly and clamped between the top cover assembly and the light-emitting ring assembly; the base is connected with the light-emitting ring assembly through 3 connecting rods A and B, and the air inlet mesh enclosure assembly is sleeved outside the connecting rods A and B and clamped between the light-emitting ring assembly and the base; the filter is installed between luminous circle subassembly and base, is located the inside air inlet screen panel subassembly, and the bottom fastens the base and holds in the palm tight filter.

Drawings

FIG. 1 is an exploded view of a header assembly

FIG. 2 is an exploded view of a blower assembly

FIG. 3 is a schematic view of a flow director passing through a tunnel

FIG. 4 is an exploded view of a light emitting ring assembly

FIG. 5 is an exploded view of an air intake grille assembly

FIG. 6 is an exploded view of the connecting rod B assembly

FIG. 7 is an exploded view of the assembly

FIG. 8 is a sectional view of the assembly

FIG. 9 is a schematic view of filter installation and removal

Description of reference numerals:

100 Top cover assembly

200 air duct assembly

300 luminous ring assembly

400 air inlet screen panel subassembly

500 connecting rod B component

01 outer cover

02 connecting rod A

03 base

04 foot pad

05 Filter

06 bottom cover

101 roof

102 display screen lens

103 display screen

104 display screen PCBA

105 display screen cover

201 keysets PCBA

202 PM2.5 sensor

203 air duct shell A

204 flow guider

Over-line tunnel on 204A fluid director

205 negative ion emission head

206 ozone emitter

207 air duct shell B

208 negative ion generator

209 ozone generator

210 blower

301 luminous ring

302 UV-PCBA

303 LED lamp belt

401 air inlet net cover

402 connecting sheet

501 connecting rod B

502 power supply board PCBA

Detailed Description

The following description of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1, the top cover assembly 100 includes a top cover 101, a display lens 102, a display 103, a display PCBA104, a display cover 105; a display screen mounting position is arranged in the center of the top cover 101, the display screen lens 102 and the display screen 103 are sequentially mounted in the display screen mounting position, the display screen cover 105 covers the display screen 103 and is fixed at the bottom of the top cover 101, and the display screen PCBA104 is fixed in the display screen 103; the periphery of the top cover 101 is provided with ventilation meshes which are arranged according to a rule, and purified air is sent out through the ventilation meshes; the display screen housing 105 is funnel-shaped, on the one hand it fixes the display screen 103 and the display screen lens 102 to the top cover 101, and on the other hand it connects the gap between the display screen 103 and the flow director 204, making the air flow path complete and smooth and avoiding turbulence.

As shown in fig. 2, the air duct assembly 200 includes a flow guider 204, a fan 210, an air duct casing a203, an air duct casing B207, an adapter plate PCBA201, a PM2.5 sensor 202, a negative ion generator 208, a negative ion emission head 205, an ozone generator 209, and an ozone emission head 206; the air deflector 204 is formed by radially arranging 11 air deflectors in an array mode, the center of the air deflector is a cylindrical hub, a connecting ring is arranged on the outer ring of the air deflector, a clamping groove corresponding to the connecting ring of the air deflector 204 is formed in the air duct shell A203 and the air duct shell B207, the air deflector 204 and the air duct shell A203 are assembled and fixed through the ring and the clamping groove between the air duct shell B207; the fan 210 is arranged at the bottom of the flow guider 204; the air duct shell A203 and the air duct shell B207 are semi-cylindrical shells with two sections split along the axis, two side edges are fixed through screws to form a complete air duct, the fluid director 204 and the fan 210 are positioned in the air duct, the outer wall of the air duct shell A203 is provided with an adapter plate PCBA201 and a PM2.5 sensor 202, the inner wall is provided with a negative ion emission head 205, the outer wall of the air duct shell B207 is provided with a negative ion generator 208 and an ozone generator 209, and the inner wall of the air duct shell B is provided with an ozone emission head 206; the ozone emitting head 206 is arranged between the top cover and the fluid director, and the generated ozone is discharged out of the purifier along with the air flow to perform deodorization and sterilization functions on the space; the anion emission head 205 is arranged between the top cover and the fluid director, and emitted anions freshen air and assist in purifying particulate pollutants.

As shown in fig. 3, one of the flow deflectors of the flow guider 204 is thickened, and a tunnel through which an electronic connection line passes is provided, so that the electronic connection line of the components such as the fan 210, the display screen PCBA104 and the like can pass through the tunnel conveniently and be connected with the adapter plate PCBA 201.

As shown in fig. 4, the lighting ring assembly 300 comprises a lighting ring 301, a UV-PCBA302, a LED strip 303. The light emitting ring 301 is made of semitransparent materials and provided with a circle of clamping grooves for mounting the LED lamp strips 303, the LED lamp strips 303 are clamped in the clamping grooves, and light emitted by LEDs on the LED lamp strips 303 penetrates through the light emitting ring 301, so that the light emitting ring 301 achieves a light emitting effect. The UV-PCBA302 is provided with a UV-LED, and the ultraviolet light emitted by the UV-LED is used for sterilizing and disinfecting the air flowing through the air purifier.

As shown in fig. 5, the air intake mesh enclosure assembly 400 is composed of an air intake mesh enclosure 401 and a connecting sheet 402, the air intake mesh enclosure 401 is formed by metal plate and is provided with uniformly arranged meshes, and the connecting sheet 402 is connected with the air intake mesh enclosure 401 to form a cylindrical whole. For drawing convenience, the meshes on the air inlet mesh enclosure 401 are only drawn locally, and the whole part of the air inlet mesh enclosure 401 is provided with openings during actual production and machining.

As shown in fig. 6, the connecting rod B assembly 500 is composed of a connecting rod B501 and a power board PCBA502, the power board PCBA502 is fixed on the connecting rod B501, an external power source is supplied with power through the power board PCBA502, a connecting line is arranged between the power board PCBA502 and the adapter board PCBA201, the power board PCBA502 is used for replacing a common wire connection, production and assembly are facilitated, and the interior of a product is simpler and more tidy.

As shown in fig. 7 and 8, the top cover assembly 100 and the light emitting ring assembly 300 are respectively installed at the upper and lower ends of the air duct assembly 200, and the housing 01 is sleeved outside the air duct assembly 200 and is clamped between the top cover assembly 100 and the light emitting ring assembly 300; the base 03 is connected with the light-emitting ring assembly 300 through 3 connecting rods A02 and 1 connecting rod B assembly 500, and the air inlet mesh enclosure assembly 400 is sleeved outside the connecting rods A02 and the connecting rod B assembly 500 and clamped between the light-emitting ring assembly 300 and the base 03; the filter 05 is arranged between the light emitting ring assembly 300 and the base 03 and is positioned inside the air inlet mesh enclosure assembly 400, and the bottom cover 06 fastens the base 03 and supports the filter 05 tightly.

As shown in fig. 9, the bottom of the base 03 is provided with a filter 05 passage, and the filter 05 is installed and taken out through the passage; the edge of the channel of the filter 05 is provided with steps and a buckle slot hole, the bottom cover 06 is provided with a buckle corresponding to the bottom cover, the bottom cover 06 is placed and then rotates anticlockwise to a set position, the bottom cover 06 is fastened on the base 03 through the buckle, otherwise, the bottom cover 06 rotates clockwise to a set position, and the bottom cover 06 can be taken down; the base 03 is provided with a power jack; the bottom cover 06 is provided with two opposite semicircular grooves, a space is reserved between the two semicircular grooves, and the bottom cover 06 can be rotated and taken by fingers grasping the space between the two semicircular grooves; the housing 01 is provided with a vent hole at a position corresponding to the PM2.5 sensor 202, through which the PM2.5 sensor 202 samples.

The beneficial effects of the utility model reside in that according to the characteristic of mixed flow wind formula machine, when making product property ability satisfy the design needs, structural spiral case that does not need makes product compact structure, and the volume is littleer than adopting centrifugal fan, all has more the advantage in the aspect of costs such as casing material, packing, transportation, more resources are saved.

Claims

1. An air purifier comprises a top cover assembly (100), an air duct assembly (200), a shell (01), a luminous ring assembly (300), an air inlet mesh enclosure assembly (400), a connecting rod A (02), a connecting rod B assembly (500), a base (03), a foot pad (04), a filter (05) and a bottom cover (06); the method is characterized in that: the top cover assembly (100) and the luminous ring assembly (300) are respectively arranged at the upper end and the lower end of the air duct assembly (200), and the shell (01) is sleeved outside the air duct assembly (200) and clamped between the top cover assembly (100) and the luminous ring assembly (300); the base (03) is connected with the light-emitting ring assembly (300) through a group of connecting rods A (02) and B (500), and the air inlet mesh enclosure assembly (400) is sleeved outside the connecting rods A (02) and B (500) and clamped between the light-emitting ring assembly (300) and the base (03); the bottom of the base (03) is provided with a channel for installing and taking out the filter (05), a bottom cover (06) installation step and a power supply jack; the filter (05) is arranged between the luminous ring component (300) and the base (03) and is positioned inside the air inlet mesh enclosure component (400), and the bottom cover (06) is fastened on the base (03) and supports the filter (05).

2. An air cleaner according to claim 1, wherein: the top cover assembly (100) comprises a top cover (101), a display screen lens (102), a display screen (103), a display screen PCBA (104), and a display screen cover (105); the display screen (103) is arranged in the center of the top cover (101), and ventilation meshes which are regularly arranged are arranged on the periphery of the top cover (101); the display screen cover (105) is funnel-shaped and is connected with a gap between the top cover (101) and the fluid director (204).

3. An air cleaner according to claim 1, wherein: the air duct assembly (200) comprises a flow guider (204), a fan (210), an air duct shell A (203), an air duct shell B (207), an adapter plate PCBA (201), a PM2.5 sensor (202), a negative ion generator (208), a negative ion emission head (205), an ozone generator (209) and an ozone emission head (206); the fluid director (204) is formed by radial array arrangement of 11 flow deflectors, the center is a cylindrical hub, and the outer ring is provided with a connecting ring; the air cylinder shell A (203) and the air cylinder shell B (207) are provided with clamping grooves corresponding to the fluid director (204) and connected with the circular ring; the air deflector (204) and the air duct shell A (203) are assembled and fixed by the circular ring and the clamping groove between the air duct shell B (207); one of the flow deflectors of the flow guider (204) is thickened and is provided with a tunnel through which an electronic connecting line passes; the fan (210) is arranged at the bottom of the fluid director (204); the air duct shell A (203), the air duct shell B (207) is set as a semi-cylindrical shell splitting two sections along the axis, and two sides are fixed by screws to form a complete air duct; the air deflector (204) and the fan (210) are positioned inside the air duct, the outer wall of the air duct shell is provided with an adapter plate PCBA (201), a PM2.5 sensor (202), a negative ion generator (208) and an ozone generator (209), and the inner wall is provided with a negative ion emission head (205) and an ozone emission head (206); the anion emission head (205) and the ozone emission head (206) are arranged between the top cover (101) and the flow guider (204).

4. An air cleaner according to claim 3, wherein: the number of the flow guide pieces of the flow guide (204) is 5-20.

5. An air cleaner according to claim 3, wherein: one or more than one flow deflector of the flow deflector (204) is thickened, and a tunnel through which an electronic connecting line passes is arranged.

6. An air cleaner according to claim 1, wherein: the luminous ring component (300) comprises a luminous ring (301), a UV-PCBA (302) and an LED lamp strip (303); the light emitting ring (301) is made of semitransparent materials and is provided with a circle of clamping grooves for mounting the LED lamp strips (303), and the LED lamp strips (303) are clamped in the clamping grooves.

7. An air cleaner according to claim 6, wherein: and a UV-LED is arranged on the UV-PCBA (302).

8. An air cleaner according to claim 1, wherein: the bottom of the base (03) is provided with a filter (05) mounting and taking-out channel; the edge of the channel of the filter (05) is provided with steps and a buckle slot hole, the bottom cover (06) is provided with a buckle corresponding to the bottom cover, and the bottom cover (06) is rotated by a certain angle to buckle and loosen the base (03); the base (03) is provided with a power supply jack.

9. An air cleaner according to claim 1, wherein: the bottom cover (06) is provided with two opposite semicircular grooves, and a space is reserved between the two semicircular grooves.