CN219656254U - Small-sized desktop purifier - Google Patents
Small-sized desktop purifier Download PDFInfo
- Publication number
- CN219656254U CN219656254U CN202320876328.4U CN202320876328U CN219656254U CN 219656254 U CN219656254 U CN 219656254U CN 202320876328 U CN202320876328 U CN 202320876328U CN 219656254 U CN219656254 U CN 219656254U
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- abutted
- fan
- purifier
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- 238000001914 filtration Methods 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 26
- 239000004745 nonwoven fabric Substances 0.000 claims description 18
- 229920000742 Cotton Polymers 0.000 claims description 16
- 238000001179 sorption measurement Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 12
- 238000004887 air purification Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 37
- 230000002708 enhancing effect Effects 0.000 description 4
- 239000012792 core layer Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a small desktop purifier, which has the technical scheme that: comprising the following steps: a housing; a containing cavity is formed in the shell; a guide cover, a filter assembly, a guide plate, a fan assembly and a control circuit board are arranged in the accommodating cavity; a plurality of air inlets are formed in the air guide sleeve; a plurality of air outlets are arranged on the side wall of the shell; the air inlet and the air outlet are communicated with the accommodating cavity; one end of the filtering component is abutted with the guide cover, and the other end of the filtering component is abutted with the guide plate; the control circuit board is electrically connected with the fan assembly; the utility model has the advantage of better air purification effect for releasing pollution sources at a single position.
Description
Technical Field
The utility model relates to the technical field of air purifiers, in particular to a small desktop purifier.
Background
With the increasing attention of people to self health, more and more people select an air purifier to adjust indoor air quality, and a small desktop movable purifier aims at purifying air in a small range around the people, and is more and more favored in the market due to the advantages of small size and convenience.
Most of the air purifying devices now adopt a design of four-side annular air inlet and single-position air outlet, and the Chinese patent application publication No. CN113423993B discloses an air purifier, which sucks air through a side suction part, and discharges the air through a discharge part at the upper end to form the circulating flow of the air, however, the design method of the annular air inlet has poor purifying effect on pollution sources released at a single position, so the air purifier needs to be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a small desktop purifier which has the advantage of better air purifying effect for releasing a pollution source at a single position.
The technical aim of the utility model is realized by the following technical scheme: a compact desktop purifier, comprising: a housing; a containing cavity is formed in the shell; a guide cover, a filter assembly, a guide plate, a fan assembly and a control circuit board are arranged in the accommodating cavity; a plurality of air inlets are formed in the air guide sleeve; a plurality of air outlets are arranged on the side wall of the shell; the air inlet and the air outlet are communicated with the accommodating cavity; one end of the filtering component is abutted with the guide cover, and the other end of the filtering component is abutted with the guide plate; the control circuit board is electrically connected with the fan assembly.
Optionally, the filter assembly includes: a fluffy cotton layer, an activated carbon adsorption layer and a PP non-woven fabric filter element layer; one end of the fluffy cotton layer is abutted with the air guide sleeve, and the other end of the fluffy cotton layer is connected with the activated carbon adsorption layer; one end of the PP non-woven fabric filter element layer is connected with the activated carbon adsorption layer, and the other end of the PP non-woven fabric filter element layer is abutted to the guide plate.
Optionally, a filter screen through which the air flow can pass is arranged on the guide plate; one end of the filter screen is abutted with the PP non-woven fabric filter element layer, and the other end of the filter screen is abutted with the fan assembly.
Optionally, a first elastic sponge strip capable of enhancing sealing performance is arranged at the joint of the filter screen and the PP non-woven fabric filter element layer.
Optionally, the fan assembly includes: a centrifugal fan for generating negative pressure to suck air, and a fan cover correspondingly adapted to the centrifugal fan; the centrifugal fan and the fan cover are both arranged in the accommodating cavity; the fan cover is abutted with the filter screen; the centrifugal fan is electrically connected with the control circuit board.
Optionally, the air guide sleeve is an embedded air guide sleeve.
Optionally, a second elastic sponge strip capable of enhancing sealing performance is arranged at the joint of the air guide sleeve and the fluffy cotton layer.
In summary, the utility model has the following beneficial effects:
according to the desktop purifier disclosed by the utility model, the fan assembly generates a negative pressure effect, so that gas released by a single-position pollution source above the shell is passively sucked into the accommodating cavity, wherein the gas is purified when passing through the filtering assembly, and the purified gas is discharged from the air outlet on the side wall of the shell, so that the air purifying effect of releasing the pollution source at the single position is better.
Drawings
FIG. 1 is an exploded schematic view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
fig. 3 is a schematic diagram of the gas flow of the present utility model.
In the figure: 1. a housing; 2. a guide cover; 31. an air inlet; 32. an air outlet; 4. a filter assembly; 41. a fluffy cotton layer; 42. an activated carbon adsorption layer; 43. a PP non-woven fabric filter element layer; 5. a deflector; 6. a fan assembly; 7. a control circuit board; 8. a filter screen; 9. and a second elastic sponge strip.
Detailed Description
In order that the objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not to indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
The present utility model will be described in detail below with reference to the accompanying drawings and examples.
As shown in fig. 1 to 3, the present utility model provides a compact desktop purifier, comprising: a housing 1; a containing cavity is formed in the shell 1; a guide cover 2, a filtering component 4, a guide plate 5, a fan component 6 and a control circuit board 7 are arranged in the accommodating cavity; a plurality of air inlets 31 are formed in the air guide sleeve 2; a plurality of air outlets 32 are arranged on the side wall of the shell 1; the air inlet 31 and the air outlet 32 are communicated with the accommodating cavity; one end of the filter assembly 4 is abutted with the guide cover 2, and the other end of the filter assembly 4 is abutted with the guide plate 5; the control circuit board 7 is electrically connected with the fan assembly 6.
In this embodiment, the air guide sleeve 2, the filtering component 4, the air guide plate 5, the fan component 6 and the control circuit board 7 are sequentially arranged in the accommodating cavity of the shell 1 from top to bottom, a plurality of air inlets 31 are formed in the air guide sleeve 2, a plurality of air outlets 32 are formed in the side wall of the shell 1, and the air inlets 31 and the air outlets 32 are communicated with the accommodating cavity;
when the purifier works, the control circuit board 7 controls the fan assembly 6 to work, so that the fan assembly 6 forms a negative pressure effect in the accommodating cavity, when a single-position pollution source above the shell 1 releases gas, the pollution gas is passively sucked into the accommodating cavity through the air inlet 31, and after being purified through the filter assembly 4, the gas is discharged through the air outlet 32 on the side wall of the shell 1; the air inlet 31 and the air outlet 32 are mutually perpendicular, so that uncomfortable symptoms caused by blowing air to a human body when the purifier is started can be avoided;
because the air of the utility model is fed from the upper end of the shell 1 instead of the side surface of the shell 1 (such as a cigarette box, a soldering station and the like), the upper end of the shell 1 is arranged at the central point in front of the pollution source, and most of harmful gas released by the pollution source can enter the purifier, thereby the air purifying effect of releasing the pollution source at a single position is better.
Further, the filter assembly 4 comprises: a fluffy cotton layer 41, an activated carbon adsorption layer 42 and a PP non-woven fabric filter element layer 43; one end of the fluffy cotton layer 41 is abutted against the air guide sleeve 2, and the other end of the fluffy cotton layer 41 is connected with the activated carbon adsorption layer 42; one end of the PP non-woven fabric filter element layer 43 is connected with the activated carbon adsorption layer 42, and the other end of the PP non-woven fabric filter element layer 43 is abutted to the guide plate 5.
In this embodiment, the filter assembly 4 has a three-layer structure, wherein the first layer is a fluffy cotton layer 41, the second layer is an activated carbon adsorption layer 42 (activated carbon adsorption particle filter screen), the third layer is a PP non-woven fabric filter core layer 43 (PP non-woven fabric pleated paper filter core), and the fluffy cotton layer 41, the activated carbon adsorption layer 42 and the PP non-woven fabric filter core layer 43 are sequentially arranged from top to bottom (see fig. 2), so that the filter assembly 4 can effectively filter particles with diameters as low as 0.3 micrometers.
Further, a filter screen 8 through which the air flow can pass is arranged on the guide plate 5; one end of the filter screen 8 is abutted with the PP non-woven fabric filter element layer 43, and the other end of the filter screen 8 is abutted with the fan assembly 6.
In this embodiment, the filter screen 8 is disposed on the baffle 5, and the gas can enter the fan assembly 6 through the filter screen 8 after being output from the filter assembly 4.
Further, a first elastic sponge strip capable of enhancing sealing performance is arranged at the joint of the filter screen 8 and the PP non-woven fabric filter element layer 43.
In this embodiment, the first elastic sponge strip is disposed between the filter screen 8 and the PP nonwoven filter element layer 43, so that gas cannot overflow from a gap therebetween when flowing, and the sealing effect between the baffle 5 and the filter assembly 4 is improved.
Further, the fan assembly 6 includes: a centrifugal fan for generating negative pressure to suck air, and a fan cover correspondingly adapted to the centrifugal fan; the centrifugal fan and the fan cover are both arranged in the accommodating cavity; the fan cover is abutted with the filter screen 8; the centrifugal fan is electrically connected with the control circuit board 7.
In this embodiment, the centrifugal fan is disposed at the bottom of the accommodating cavity, and the fan cover is sleeved on the outer side of the centrifugal fan and plays a role in negative pressure drainage on the centrifugal fan, so that a vacuum negative pressure area is formed in the area where the fan assembly 6 is located, and after being adsorbed in the vacuum negative pressure area, gas can be discharged from the air outlet 32 on the side wall of the shell 1, thereby achieving the negative pressure adsorption effect of the purifier on air.
Further, the air guide sleeve 2 is an embedded air guide sleeve.
In this embodiment, the air guide sleeve 2 is an embedded air guide sleeve, so that the air released by the pollution source at a single position above the housing 1 can be completely sucked into the accommodating cavity through the air inlet 31 after entering the air guide sleeve, and the using effect of the device is better.
Further, a second elastic sponge strip 9 capable of enhancing the sealing performance is arranged at the abutting position of the air guide sleeve 2 and the fluffy cotton layer 41.
In this embodiment, the second elastic sponge strip 9 is disposed between the lower end of the air guide sleeve 2 and the fluffy cotton layer 41, so that the air cannot overflow from the gap therebetween when flowing, and the sealing effect between the air guide sleeve 2 and the filtering component 4 is improved.
The small-sized desktop purifier has the advantage of better air purifying effect for releasing pollution sources at a single position.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (7)
1. A compact desktop purifier, comprising: a housing; a containing cavity is formed in the shell; a guide cover, a filter assembly, a guide plate, a fan assembly and a control circuit board are arranged in the accommodating cavity; a plurality of air inlets are formed in the air guide sleeve; a plurality of air outlets are arranged on the side wall of the shell; the air inlet and the air outlet are communicated with the accommodating cavity; one end of the filtering component is abutted with the guide cover, and the other end of the filtering component is abutted with the guide plate; the control circuit board is electrically connected with the fan assembly.
2. The compact desktop purifier of claim 1, wherein the filter assembly comprises: a fluffy cotton layer, an activated carbon adsorption layer and a PP non-woven fabric filter element layer; one end of the fluffy cotton layer is abutted with the air guide sleeve, and the other end of the fluffy cotton layer is connected with the activated carbon adsorption layer; one end of the PP non-woven fabric filter element layer is connected with the activated carbon adsorption layer, and the other end of the PP non-woven fabric filter element layer is abutted to the guide plate.
3. The small table top purifier as recited in claim 2, wherein a filter screen through which the air flow passes is provided on the baffle; one end of the filter screen is abutted with the PP non-woven fabric filter element layer, and the other end of the filter screen is abutted with the fan assembly.
4. A compact desktop purifier according to claim 3, characterized in that a first elastic sponge strip is provided at the junction of the filter mesh and the PP nonwoven filter element layer, which enhances the sealing performance.
5. The compact desktop purifier of claim 4, wherein the fan assembly comprises: a centrifugal fan for generating negative pressure to suck air, and a fan cover correspondingly adapted to the centrifugal fan; the centrifugal fan and the fan cover are both arranged in the accommodating cavity; the fan cover is abutted with the filter screen; the centrifugal fan is electrically connected with the control circuit board.
6. A mini-desktop purifier as in any one of claims 2-5, wherein the pod is an in-line pod.
7. The mini-desktop purifier of claim 6, wherein a second elastic sponge strip is provided at the interface of the pod and the fluffy cotton layer to enhance sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320876328.4U CN219656254U (en) | 2023-04-18 | 2023-04-18 | Small-sized desktop purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320876328.4U CN219656254U (en) | 2023-04-18 | 2023-04-18 | Small-sized desktop purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219656254U true CN219656254U (en) | 2023-09-08 |
Family
ID=87856131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320876328.4U Active CN219656254U (en) | 2023-04-18 | 2023-04-18 | Small-sized desktop purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219656254U (en) |
-
2023
- 2023-04-18 CN CN202320876328.4U patent/CN219656254U/en active Active
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