CN212274382U

CN212274382U - Purifier

Info

Publication number: CN212274382U
Application number: CN202021885241.6U
Authority: CN
Inventors: 任猛; 辛钧
Original assignee: Hefei Meiling Union Technology Co Ltd
Current assignee: Hefei Meiling Union Technology Co Ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-01-01
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses a purifier relates to air purification technical field. The utility model comprises a shell, wherein the shell comprises a shell body, one side of the shell body is provided with an air inlet, and the other side of the shell body is provided with an air outlet; the gas sensor, the catalyst module, the variable frequency fan, the control panel, the air quantity sensor and the rechargeable battery are sequentially arranged in the shell, and the circuit board with the USB charging hole and the switch button are arranged on the surface of the shell. The gas sensor, the catalyst module, the variable frequency fan, the air volume sensor, the rechargeable battery, the circuit board and the switch button are all electrically connected with the control panel. The utility model discloses a peculiar smell concentration in the gas sensor response refrigerator, according to peculiar smell concentration automatically regulated frequency conversion fan rotational speed, simultaneously according to built-in air sensor, the built-in frequency conversion fan of automatically regulated is opened, realizes cleaing away fast of peculiar smell, reduces the product consumption, improves user experience and feels.

Description

Purifier

Technical Field

The utility model belongs to the technical field of air purification, especially, relate to a purifier.

Background

In life, peculiar smell is ubiquitous, and health is threatened while sense organs are stimulated, such as taint of smell of food materials in a refrigerator, peculiar smell of a shoe cabinet, formaldehyde smell in an automobile and the like. The purification technology in the current market mainly comprises activated carbon, an ion generator, photocatalysis and the like, the technical defects are obvious, the activated carbon cannot release after adsorbing peculiar smell, and the service life is short; the ion generator and the photocatalysis purification efficiency are low, and potential safety hazards exist.

At present, the air purifier has no mandatory standard, so that the performance of the product in the market is uneven, and the research energy of manufacturers on the purifier is mainly put into the appearance design of the product, but neglects the actual performance of the product.

Researches show that a catalyst prepared by carrying out high-temperature and high-pressure reaction on metal oxides consisting of copper, manganese, iron and cerium, dissolving and crystallizing the metal oxides has the characteristics of large specific surface area, multiple active sites and the like, can efficiently catalyze air to generate free radicals, can quickly decompose peculiar smell, and has a certain sterilization function.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clarifier, through built-in metal oxide catalyst module, utilize the inside peculiar smell concentration of gas sensor response refrigerator, according to peculiar smell concentration automatically regulated frequency conversion fan rotational speed, simultaneously according to built-in air sensor, the built-in frequency conversion fan of automatically regulated is opened, realizes clearing away fast of peculiar smell.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a purifier, which comprises a shell, wherein the shell comprises a shell, one side of the shell is provided with an air inlet, and the other side of the shell is provided with an air outlet; the inside of the shell is sequentially provided with a gas sensor, a catalyst module, a variable frequency fan, a control panel, an air quantity sensor, a circuit board and a rechargeable battery.

Further, the surface of the shell is provided with a charging hole and a switch button, wherein the charging hole is connected with the circuit board.

Furthermore, the gas sensor, the catalyst module, the variable frequency fan, the air volume sensor, the rechargeable battery, the circuit board and the switch button are electrically connected with the control panel.

Further, the left side and the right side of the bottom of the shell are both provided with a silica gel base.

Further, the catalyst module comprises metal oxide and activated carbon, wherein the metal oxide and the activated carbon are prepared according to the weight ratio of 1 (1-2).

Furthermore, the metal oxide is composed of copper, manganese, cerium and iron, and particularly is the proportion of four oxides of copper, manganese, cerium and iron, the transition metal copper, manganese, iron and oxides thereof have obvious catalytic activity, the rare earth metal cerium and oxides thereof not only have catalytic activity but also are often used as carriers, and due to the difference of radiuses of transition metal ions and rare earth metal ions, when the transition metal ions and the rare earth metal ions form a composite oxide, more oxygen vacancies and high hole fluidity can be generated, the mechanical strength of the catalyst can be improved, the lattice defects can be obviously strengthened, the electronic activity of the catalyst is increased, and the catalytic activity is greatly improved, wherein the weight ratio of copper, manganese, cerium and iron is 8:1:0.5 (1-4).

The utility model discloses following beneficial effect has:

the utility model discloses a peculiar smell concentration in the gas sensor response refrigerator, according to peculiar smell concentration automatically regulated frequency conversion fan rotational speed, simultaneously according to built-in air sensor, the built-in frequency conversion fan of automatically regulated is opened, realizes cleaing away fast of peculiar smell, reduces the product consumption, improves user experience and feels.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of an appearance structure of a purifier according to the present invention;

FIG. 2 is a schematic view showing the internal structure of the purifier;

in the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a shell 1, an air inlet 2, an air outlet 3, a catalyst module 4, a variable frequency fan 5, a gas sensor 6, an air quantity sensor 7, a control panel 8, a switch button 9, a circuit board 10, a rechargeable battery 11, a base 12 and a charging hole 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "one side," "upper," "lower," "surface," "two sides," "middle," "inner," and the like are used for the purpose of describing the invention only and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the invention.

Referring to fig. 1-2, the utility model relates to a purifier, which comprises a shell, the shell comprises a shell 1, one side of the shell 1 is provided with an air inlet 2, and the other side of the shell 1 is provided with an air outlet; the gas sensor 6, the catalyst module 4, the variable frequency fan 5, the control panel 8, the air volume sensor 7, the circuit board 10 and the rechargeable battery 11 are sequentially arranged in the casing 1, and in the embodiment, the rechargeable battery 11 is a lithium battery.

The surface of the shell 1 is provided with a charging hole 13 and a switch button 9, wherein the charging hole 13 is connected with a circuit board 10, the circuit board 10 and the control panel 8 are fixed on the inner surface of the shell through screws, and the control panel 8 is vertically arranged close to the inner surface of the shell to reduce wind resistance; the left side and the right side of the bottom of the shell 1 are both provided with a base 12, and the bases 12 are made of silica gel.

The gas sensor 6, the catalyst module 4, the variable frequency fan 5, the air volume sensor 7, the rechargeable battery 11, the circuit board 10 and the switch button 9 are electrically connected with the control panel 8.

The catalyst module 4 is honeycomb-shaped, the area of the cross-sectional honeycomb holes is not higher than 1/3 of the cross-sectional area, and the catalyst module 4 comprises metal oxide and activated carbon, wherein the metal oxide and the activated carbon are prepared according to the weight ratio of 1 (1-2), such as 1:1, 1:1.5 or 1: 2.

The metal oxide is composed of copper, manganese, cerium and iron, specifically is the mixture ratio of four oxides of copper, manganese, cerium and iron, the transition metal copper, manganese, iron and the oxides thereof have obvious catalytic activity, the rare earth metal cerium and the oxides thereof not only have catalytic activity but also are often used as a carrier, and when the transition metal ions and the rare earth metal ions form a composite oxide, more oxygen vacancies and high hole fluidity can be generated, the mechanical strength of the catalyst can be improved, the lattice defects can be obviously strengthened, the electronic activity of the catalyst is increased, and the catalytic activity is greatly improved, wherein the weight ratio of the copper, the manganese, the cerium and the iron is 8:1:0.5 (1-4), such as 8:1:0.5:1, 8:1:0.5:2, 8:1:0.5:3 or 8:1:0.5: 4.

One specific application of this embodiment is: according to different modes, the rotating speed of the variable frequency fan 5 is set to be at least 4 grades, and in addition, the purifier is provided with a high-efficiency, conventional and energy-saving mode which can be switched by a switch button 9. The method specifically comprises the following steps:

step one, pressing a 3s switch button 9 for a long time, starting a machine, automatically detecting the odor concentration in the refrigerator by a gas sensor 6, automatically entering a high-efficiency mode when the odor concentration reaches a, operating a variable frequency fan 5 according to the highest rotating speed r1, and when the odor concentration is reduced to a set value b, considering the slow odor generation speed and the working time of the whole machine, reducing the rotating speed of the variable frequency fan 5 to a low rotating speed r4, and simultaneously operating the variable frequency fan 5 according to a conventional mode of turning on time t1 and turning off time t 2;

step two, pressing the 5s switch button 9 for a long time, starting the machine, automatically entering an energy-saving mode, starting the gas sensor 6 and the air volume sensor 7, and if the odor concentration in the refrigerator is detected to reach a and the air volume sensor detects that the air speed of the external environment reaches f1, switching the variable frequency fan 5 to the rotating speed r3 to operate; when the concentration of the peculiar smell is reduced to be lower than b, the variable frequency fan 5 is automatically closed, the smell purification is realized by depending on external wind, if the concentration of the peculiar smell in the detection environment reaches a, and the wind speed of the external environment is reduced to f2 by the wind sensor 7, the variable frequency fan 5 is switched to the rotating speed r2 to operate, and when the concentration of the peculiar smell is reduced to be lower than b, the variable frequency fan 5 is automatically closed, wherein the concentration of the peculiar smell is higher than b, the rotating speed r1 of the variable frequency fan is higher than r2, higher than r3, higher than r4, and the wind speed.

The mode switching is realized by touching the 1-2s switch button 9, and the switching sequence is efficient, conventional and energy-saving.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A purifier, characterized by: comprises a shell, a plurality of first connecting rods and a plurality of second connecting rods,

the shell comprises a shell (1), one side of the shell (1) is provided with an air inlet (2), and the other side of the shell (1) is provided with an air outlet;

the gas sensor (6), the catalyst module (4), the variable frequency fan (5), the control panel (8), the air volume sensor (7), the circuit board (10) and the rechargeable battery (11) are sequentially arranged in the shell (1).

2. The purifier according to claim 1, wherein the surface of the shell (1) is provided with a charging hole (13) and a switch button (9), and the charging hole (13) is connected with the circuit board (10).

3. The purifier according to claim 1, wherein the gas sensor (6), the catalyst module (4), the variable frequency fan (5), the air volume sensor (7), the rechargeable battery (11), the circuit board (10) and the switch button (9) are electrically connected with the control panel (8).

4. A cleaning apparatus according to claim 1, wherein a base (12) is provided on each of the left and right sides of the bottom of the housing (1).