CN209752564U - Air purifier - Google Patents
Air purifier Download PDFInfo
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- CN209752564U CN209752564U CN201920416112.3U CN201920416112U CN209752564U CN 209752564 U CN209752564 U CN 209752564U CN 201920416112 U CN201920416112 U CN 201920416112U CN 209752564 U CN209752564 U CN 209752564U
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Abstract
The embodiment of the utility model provides an air purifier, it includes casing, control panel, driving motor, pollutant sensor and is located the fan of casing, air intake, air outlet and set up in air intake department and be located the filter assembly of casing on the casing, pollutant sensor is connected with the control panel electricity, its configuration is to detect the content of first pollutant and/or second pollutant, and generate first feedback signal when first pollutant content reaches the first threshold value, generate the second feedback signal when second pollutant content reaches the second threshold value; the control board is configured to respectively generate a first control signal and a second control signal according to the first feedback signal and the second feedback signal so as to control the driving motor to adjust the rotating speed of the fan. The utility model discloses air purifier has just formed different purification mode to the pollutant of difference, and the user can be to different pollution conditions, and the adjustment purification mode can realize better purifying effect.
Description
Technical Field
The embodiment of the utility model provides a relate to domestic appliance technical field, especially relate to an air purifier.
Background
The air purifier is mainly used for removing indoor air pollutants, such as dust, pollen, peculiar smell, formaldehyde and other decoration pollution, bacteria, allergens and the like, and can effectively improve the air cleanliness. Air purifiers are generally composed of a system of a ventilator, an air filter, and the like. When the purifier operates, the ventilator in the machine makes the air in the room or the vehicle flow circularly, and the polluted air is filtered by the air filter in the machine, then various pollutants are removed or adsorbed, and then the air is sent out through the air outlet, thereby achieving the purpose of cleaning and purifying the air. However, the existing air purifier has a single purification mode, and the purification mode cannot be adjusted according to specific pollutants.
SUMMERY OF THE UTILITY MODEL
In view of the above problems existing in the prior art, an embodiment of the present invention provides an air purifier capable of providing multiple purification modes and having a better purification effect.
In order to solve the above problem, the embodiment of the present invention provides a technical solution:
The utility model provides an air purifier, includes casing, control panel, driving motor and is located fan in the casing, air intake, air outlet have on the casing and set up in air intake department just is located filtering component in the casing still includes:
A contaminant sensor electrically connected to the control board and configured to detect a level of a first contaminant and/or a second contaminant and generate a first feedback signal when the level of the first contaminant reaches a first threshold and a second feedback signal when the level of the second contaminant reaches a second threshold;
The control board is configured to respectively generate a first control signal and a second control signal according to the first feedback signal and the second feedback signal so as to control the driving motor to adjust the rotating speed of the fan. The user can adjust the purification mode to different pollution conditions, can realize better speech effect.
As an improvement of the embodiment of the utility model, the pollutant sensor includes formaldehyde sensor and particulate matter sensor. Formaldehyde and particulate matter are indoor conventional pollutant, can satisfy the user at for example the new decoration indoor with the air purification demand when the haze weather appears.
Further, the filter assembly comprises a primary filter and a formaldehyde removal filter.
Further, the formaldehyde removing filter is a metal particulate filter. The metal particulate filter not only can adsorb formaldehyde, can decompose formaldehyde moreover, and is higher to the purification rate of formaldehyde, can avoid adsorption type filter to cause the formaldehyde to volatilize because of saturation or high temperature easily, can avoid causing secondary pollution.
Further, the device also comprises a display screen for displaying the content of the first pollutant and/or the second pollutant. The user can intuitively know the current indoor pollutant situation so as to be convenient for adjusting the purification mode.
Furthermore, the air inlet comprises a first air inlet and a second air inlet which are respectively arranged at two sides of the shell, and the air outlet is arranged at the top of the shell.
further, the inner cavity of the housing is divided into a first flow guide cavity close to the first air inlet, a second flow guide cavity close to the second air inlet, a third flow guide cavity located between the first flow guide cavity and the second flow guide cavity, and a fourth flow guide cavity located at the top of the third flow guide cavity and communicated with the air outlet, the third flow guide cavity is communicated with the first flow guide cavity, the second flow guide cavity and the fourth flow guide cavity respectively, the first flow guide cavity and the second flow guide cavity are provided with the filter assembly, and the fan is arranged in the third flow guide cavity.
Furthermore, the first air inlet and the second air inlet are both grid-shaped air inlets; the air outlet is a grid-shaped air outlet.
Further, the bottom of the shell is provided with casters.
Further, the fourth diversion cavity is an inverted cone diversion cavity. Being close to the air outlet air current more like this and gentler more, last air current can be gentler flow from the air outlet, can improve user's experience.
Compared with the prior art, the utility model discloses beneficial effect lies in:
The utility model discloses air purifier can adjust the rotational speed of fan based on first control signal or second control signal control driving motor, has just so formed different purification mode to the pollutant of difference, and the user can be to different pollution conditions, and better purifying effect can be realized to the adjustment purification mode. For example, the newly decorated room has higher formaldehyde content but lower concentration of other pollutants, and then the mode can be switched to the formaldehyde removal mode; in the weather of haze, pollutants in indoor air can be mainly particulate matters, and then the mode can be switched to the particulate matter removing mode.
Drawings
Fig. 1 is a schematic cross-sectional structural view of an air purifier according to an embodiment of the present invention;
Fig. 2 is the external structure schematic diagram of the air purifier of the embodiment of the present invention.
Reference numerals:
1-a shell; 2-a first air inlet; 3-a second air inlet; 4-a filter assembly; 5, a fan; a 6-formaldehyde sensor; 7-a particulate matter sensor; 8-a first flow guiding cavity; 9-a second diversion cavity; 10-a third diversion cavity; 11-a fourth diversion cavity; 12-an air outlet; 13-driving the motor.
Detailed Description
for better understanding of the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
Fig. 1 is the utility model discloses air purifier's sectional structure schematic diagram, fig. 2 is the utility model discloses air purifier's external structure schematic diagram, it is shown with fig. 2 to see fig. 1, the utility model discloses an air purifier includes: the device comprises a shell 1, a control panel, a driving motor 13, a fan 5 and a pollutant sensor, wherein the fan 5 and the pollutant sensor are positioned in the shell 1, the shell 1 is provided with an air inlet, an air outlet 12 and a filter component 4 which is arranged at the air inlet and positioned in the shell 1, the pollutant sensor is electrically connected with the control panel and is configured to detect the content of a first pollutant and/or a second pollutant, a first feedback signal is generated when the content of the first pollutant reaches a first threshold value, and a second feedback signal is generated when the content of the second pollutant reaches a second threshold value; the control board is configured to generate a first control signal and a second control signal according to the first feedback signal and the second feedback signal, respectively, so as to control the driving motor 13 to adjust the rotation speed of the fan 5.
By adopting the air purifier with the structure, the rotating speed of the fan 5 can be adjusted by controlling the driving motor 13 based on the first control signal or the second control signal, so that different purification modes are formed for different pollutants, for example, the newly-decorated indoor formaldehyde content is higher, but the concentrations of other pollutants are lower, and at the moment, the mode can be switched to a formaldehyde removal mode; in the weather of haze, pollutants in indoor air can be mainly particulate matters, and then the mode can be switched to the particulate matter removing mode. The user can adjust the purification mode to different pollution conditions, can realize better purifying effect.
In some embodiments, the contaminant sensors may include a formaldehyde sensor 6 and a particulate matter sensor 7. The formaldehyde is widely applied, the formaldehyde is possibly contained in paint, coating and adhesive, the formaldehyde belongs to indoor pollutants which are easy to appear, the indoor formaldehyde concentration of new decoration, new furniture or new household appliances is possibly overproof, the formaldehyde sensor 6 is arranged, the control panel can control the driving motor 13 to adjust the rotating speed of the fan 5 based on the concentration of the formaldehyde in the air, the air purifier forms a formaldehyde removing purification mode aiming at the formaldehyde, and the purpose of intelligently purifying the formaldehyde in the indoor air can be realized. When haze weather appears, the pollutants in the air are mainly expressed as PM10 and PM2.5, and the demand of haze weather users on indoor air purification can be met by setting the particulate matter sensor 7.
In some embodiments, the filter assembly 4 may include a primary filter for filtering PM10 and PM2.5 in the air, such as a HEPA filter screen, and a formaldehyde removal filter for removing formaldehyde from the air. The embodiment of the utility model provides an in remove the formaldehyde filter for metal particle filter, metal particle filter not only can adsorb formaldehyde, can decompose formaldehyde moreover, and is higher to the purification rate of formaldehyde, can avoid adsorbing formula filter to cause formaldehyde to volatilize because of saturation or high temperature easily, can avoid causing secondary pollution.
in some embodiments, the air purifier may further include a display screen disposed on the housing 1 and connected to the control board, the display screen being configured to display the first pollutant content and the second pollutant content. The user can intuitively know the current indoor pollutant situation so as to be convenient for adjusting the purification mode.
In some embodiments, the air inlet may include a first air inlet 2 and a second air inlet 3 respectively disposed at both sides of the housing 1, and the air outlet 12 is disposed at the top of the housing 1. The inner cavity of the shell 1 is divided into a first diversion cavity 8, a second diversion cavity 9, a third diversion cavity 10 and a fourth diversion cavity 11, wherein the first diversion cavity 8 and the second diversion cavity 9 are respectively positioned at two sides of the shell 1, the first diversion cavity 8 is communicated with the first air inlet 2, the second diversion cavity 9 is communicated with the second air inlet 3, the third diversion cavity 10 is positioned between the first diversion cavity 8 and the second diversion cavity 9, namely positioned at the middle part of the shell 1, the third diversion cavity 10 is respectively communicated with the first diversion cavity 8 and the second diversion cavity 9 through air inlet structures positioned at two sides of the third diversion cavity 10, the fourth diversion cavity 11 is positioned at the top of the third diversion cavity 10, the third diversion cavity 10 is communicated with the fourth diversion cavity 11 through an air outlet structure positioned at the top of the third diversion cavity, and the fourth diversion cavity 11 is communicated with the air outlet 12. The filter assembly 4 may be disposed in the first guide flow chamber 8 and the second guide flow chamber 9, and the blower 5 may be disposed in the third guide flow chamber 10. According to the air purification device with the structure, the fan 5 can guide air flow to enter the first flow guide cavity 8 and the second flow guide cavity 9 from the first air inlet 2 and the second air inlet 3 respectively, the air flow enters the third flow guide cavity 10 after being filtered by the filtering component 4, and the air flow upwards flows under the guide of the fan 5 to enter the fourth flow guide cavity 11 and flows out of the purifier through the air outlet 12.
specifically, the first air inlet 2 and the second air inlet 3 may be both grid-shaped air inlets, for example, grid-shaped air inlets vertically arranged along the housing 1. The outlet 12 may be a grille-like outlet. Further, this fourth water conservancy diversion chamber 11 is the back taper water conservancy diversion chamber, and it is more gentle to be close to 12 air currents of air outlet like this more, and last air current can be gentle flow out from air outlet 12, can improve user's experience. In addition, above-mentioned formaldehyde sensor 6 and particulate matter sensor 7 can set up in air intake department, also can set up in the casing 1 outside, as long as can be convenient for detect pollutant concentration can. The display screen can be arranged on the side of the shell 1, and also can be arranged on the top of the shell 1, so long as the user can conveniently watch the display screen. In order to move the air purifier conveniently, the bottom of the shell 1 can be provided with casters.
The air purifier provided by the embodiment of the utility model can provide a plurality of purification modes, so that users can adjust the purification modes according to different pollution conditions, and a better purification effect can be realized; remove formaldehyde filter can decompose formaldehyde, and purifying effect to formaldehyde is better, can avoid secondary pollution.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.
Claims (10)
1. The utility model provides an air purifier, includes casing, control panel, driving motor and is located fan in the casing, air intake, air outlet have on the casing and set up in air intake department just is located filtering component in the casing, its characterized in that still includes:
A contaminant sensor electrically connected to the control board and configured to detect a level of a first contaminant and/or a second contaminant and generate a first feedback signal when the level of the first contaminant reaches a first threshold and a second feedback signal when the level of the second contaminant reaches a second threshold;
The control board is configured to respectively generate a first control signal and a second control signal according to the first feedback signal and the second feedback signal so as to control the driving motor to adjust the rotating speed of the fan.
2. The air purifier of claim 1 wherein the contaminant sensor comprises a formaldehyde sensor and a particulate matter sensor.
3. the air purifier of claim 2 wherein the filter assembly comprises a primary filter and a formaldehyde removal filter.
4. The air purifier of claim 3, wherein the formaldehyde removal filter is a metal particulate filter.
5. the air purifier of claim 1, further comprising a display screen for displaying a content of the first pollutant and/or the second pollutant.
6. The air purifier of claim 1, wherein the air inlet comprises a first air inlet and a second air inlet respectively disposed at two sides of the housing, and the air outlet is disposed at a top of the housing.
7. the air purifier of claim 6, wherein the inner cavity of the housing is divided into a first diversion cavity near the first air inlet, a second diversion cavity near the second air inlet, a third diversion cavity between the first diversion cavity and the second diversion cavity, and a fourth diversion cavity at the top of the third diversion cavity and communicated with the air outlet, the third diversion cavity is communicated with the first diversion cavity, the second diversion cavity, and the fourth diversion cavity respectively, the first diversion cavity and the second diversion cavity are provided with the filter assembly, and the fan is disposed in the third diversion cavity.
8. The air purifier of claim 7, wherein the first inlet and the second inlet are both grille-shaped inlets; the air outlet is a grid-shaped air outlet.
9. The air cleaner of claim 7, wherein a bottom of the housing is provided with casters.
10. The air cleaner of claim 7, wherein the fourth baffle cavity is an inverted cone-shaped baffle cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416112.3U CN209752564U (en) | 2019-03-29 | 2019-03-29 | Air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416112.3U CN209752564U (en) | 2019-03-29 | 2019-03-29 | Air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209752564U true CN209752564U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920416112.3U Active CN209752564U (en) | 2019-03-29 | 2019-03-29 | Air purifier |
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| CN (1) | CN209752564U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754471A (en) * | 2022-05-05 | 2022-07-15 | 珠海格力电器股份有限公司 | Air purifier and control method thereof |
| WO2022214154A1 (en) * | 2021-04-07 | 2022-10-13 | Hasni Abdelmallek | Device and method for eliminating dust, smoke, gas and vapours expelled into the environment |
-
2019
- 2019-03-29 CN CN201920416112.3U patent/CN209752564U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022214154A1 (en) * | 2021-04-07 | 2022-10-13 | Hasni Abdelmallek | Device and method for eliminating dust, smoke, gas and vapours expelled into the environment |
| CN114754471A (en) * | 2022-05-05 | 2022-07-15 | 珠海格力电器股份有限公司 | Air purifier and control method thereof |
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