CN216703890U - Disinfection odor remover and household appliance - Google Patents

Abstract

The utility model discloses a disinfection and odor purification device and a household appliance, wherein the disinfection and odor purification device comprises: the machine body shell is provided with an air inlet and an air outlet; the blowing mechanism is accommodated in the machine body shell and is arranged close to the air outlet; the internal support is accommodated in the machine body shell and is arranged close to the air inlet, the internal support is supported at one end, away from the air outlet, of the blowing mechanism, the internal support comprises a plurality of installation flat plates with installation planes, the installation flat plates are sequentially connected and enclose an installation groove containing a catalyst module, and the catalyst module comprises an electrode plate assembly used for generating a high-voltage electric field and a catalyst block used for catalytically degrading harmful gases under the high-voltage electric field. The disinfection odor purifier has the effects of deodorizing, sterilizing and disinfecting, can sterilize under the condition of coexistence of man and machine, and has large air volume and low use noise.

Description

Disinfection odor remover and household appliance

Technical Field

The utility model relates to the technical field of household appliances, in particular to a disinfecting and deodorizing device and a household appliance.

Background

With the progress of science and technology and the improvement of living standard of people, the increasing of the varieties of various electric appliances and daily necessities in the indoor space environment also becomes more complex. Various bacteria are often bred in electric appliances, foods and daily necessities to cause irritant odor, and the life experience of a user is seriously influenced. Usually, a user can remove the odor by adopting an activated carbon adsorption mode, but the mode only can play a role in adsorbing the odor, cannot generate the sterilization and degerming effects, and needs to frequently replace the activated carbon. The active carbon adsorption mode has higher use cost, inconvenient use and easy damage to human body. Adopt ultraviolet lamp or ozone lamp mode of disinfecting to disinfect, ultraviolet ray and ozone can cause the harm to the human body, are difficult to man-machine coexistence, have caused inconvenience to user's daily life, greatly reduced the convenience in utilization of product. And the current ventilation mode through accelerating circulation of air is general the noise great and also can't realize disinfecting, leads to user's use to feel greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel disinfection and odor purification device and a household appliance, and aims to solve the technical problems that the disinfection and odor purification device in the prior art is poor in use feeling and high in use cost.

In order to achieve the above object, the present invention provides a sterilizing deodorizer comprising:

the machine body shell is provided with an air inlet and an air outlet;

the blowing mechanism is accommodated in the machine body shell and is arranged close to the air outlet; and

the internal support is contained in the machine body shell and is arranged close to the air inlet, the internal support is supported at one end, away from the air outlet, of the blowing mechanism, the internal support comprises a plurality of installation flat plates with installation planes, the installation flat plates are sequentially connected and enclose an installation groove containing a catalyst module, and the catalyst module comprises an electrode plate assembly used for generating a high-voltage electric field and a catalyst block used for catalytically degrading harmful gases under the high-voltage electric field.

In some embodiments, the sterilization odor purifier further comprises a battery pack and a power supply board for supplying power to the blowing mechanism and the catalyst module, and the battery pack and the power supply board are mounted on the mounting plane.

In some embodiments, the internal support further comprises a protection frame arranged on the installation flat plate, the protection frame comprises two protection plates arranged oppositely, a protection space is defined by the protection plates and the installation flat plate, and the battery is contained in the protection space.

In some embodiments, the protection plates are provided with protection folding edges extending towards the other protection plate, and the two protection folding edges are oppositely arranged at intervals and used for resisting the battery pack.

In some embodiments, the blowing mechanism comprises:

the fan bracket comprises an installation cylinder and a transition frame connected with the installation cylinder, the section size of the transition frame is gradually reduced towards the direction far away from the installation groove, and the end part of the transition frame extends into the installation groove;

and the fan blades are arranged in the mounting cylinder.

In some embodiments, the transition frame is provided with a buckle, and the mounting plate is provided with a clamping groove for clamping and matching with the buckle.

In some embodiments, the buckle extends from the bottom of the transition frame to a direction away from the transition frame, and the buckle is provided with two oppositely arranged reinforcing side plates.

In some embodiments, the outer surface of the transition frame is provided with a stiffener.

In some embodiments, a plurality of the reinforcing bars are spaced around the outer surface of the transition frame.

In some embodiments, the disinfecting and deodorizing device further comprises a style outlet grating disc covering the air outlet and a style inlet grating disc covering the air inlet.

In addition, the utility model also provides a household appliance which comprises the disinfection smell purifier.

The electrode plate assembly and the catalyst block can be accommodated in the mounting groove formed by connecting and enclosing a plurality of mounting plates after forming the catalyst module, the air blowing mechanism is supported at one end of the internal support far away from the air inlet, the mounting plane of the mounting plates can provide a mounting surface for other functional components, the air inlet end of the air blowing mechanism can be fully utilized, the air inlet condition of the air inlet end is optimized, the flowing is improved, the air volume is increased, the noise is reduced, and the planar mounting surface can be conveniently assembled. The air blowing mechanism generates air flow, air enters the air inlet end and then passes through the catalyst block, peculiar smell gases such as trimethylamine, methyl mercaptan, ammonia gas and formaldehyde are catalytically decomposed at normal temperature under the action of a high-voltage electric field, and the air blowing mechanism has the effects of removing odor, sterilizing and disinfecting, can sterilize under the condition of human-computer coexistence, is friendly to human body and harmless, does not have internal consumption, does not need to frequently replace an inner core, has longer service life and lower use cost, drives the air flow to output purified air through the air outlet end, reduces use noise under the optimized air inlet condition while ensuring the air volume, and further improves the use feeling of a product of a user.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of an assembled configuration of a sterilization and odor purification apparatus according to an embodiment of the present invention from a perspective;

FIG. 2 is a schematic cross-sectional view of a sterilization deodorizer according to an embodiment of the present invention;

FIG. 3 is a schematic view of an assembled configuration of a disinfection deodorizer according to an embodiment of the present invention from another perspective;

FIG. 4 is a schematic view of an assembled structure of a blowing mechanism according to an embodiment of the present invention at a viewing angle;

FIG. 5 is a schematic view of an assembly of a blowing mechanism according to an embodiment of the present invention from another perspective;

FIG. 6 is a schematic view of a part of a sterilization and flavor-removal device according to an embodiment of the present invention.

Description of the reference numerals

Label name

100 sterilizing and deodorizing device 31 mounting plate

1 fuselage housing 311 mounting plane

11 air inlet 312 clamping groove

12 air outlet 32 mounting groove

2 blowing mechanism 33 protection frame

21 blower fan support 331 protection plate

211 installation cylinder 332 shield space

212 transition frame 333 protective folding edge

2121 Buckle 4 catalyst module

2122 reinforcing side plate 41 electrode sheet assembly

213 reinforcing rib 42 catalyst block

22 flabellum 5 battery package

3 internal support 6 power panel

Detailed Description

The following detailed description of specific embodiments of the utility model refers to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative and explanatory of the utility model and are not restrictive thereof.

The following describes a sterilizing deodorizer and a home appliance according to the present invention with reference to the accompanying drawings.

As shown in fig. 1, fig. 2 and fig. 3, the present invention discloses a disinfecting and deodorizing device 100, wherein the disinfecting and deodorizing device 100 comprises a body housing 1, a blowing mechanism 2 and an internal support 3; the machine body shell 1 is provided with an air inlet 11 and an air outlet 12; the blowing mechanism 2 is accommodated in the body shell 1 and arranged close to the air outlet 12; the internal support 3 is accommodated in the body shell 1 and is arranged close to the air inlet 11, the internal support 3 is supported at one end of the blowing mechanism 2 far away from the air outlet 12, the internal support 3 comprises a plurality of installation flat plates 31 with installation planes 311, the installation flat plates 31 are sequentially connected and enclose an installation groove 32 accommodating the catalyst module 4, and the catalyst module 4 comprises an electrode plate assembly 41 for generating a high-voltage electric field and a catalyst block 42 for catalytically degrading harmful gases under the high-voltage electric field.

In one embodiment, the body housing 1 may be a cylindrical housing as shown in fig. 6, so that the sterilization deodorizer 100 is more structurally resistant to external impact and destruction. In other embodiments, the shape of the fuselage housing 1 may be set according to actual use requirements. It is to be understood that the blowing mechanism 2 in the present embodiment can blow air as well as suck air, and is not particularly limited. The blowing mechanism 2 may be in the form of a fan or a blower, etc., for driving the catalyst module 4 to flow. In this embodiment, at least one of the positive electrode plate and the negative electrode plate included in the electrode plate assembly 41 is a needle electrode plate, which can effectively form an electric field with the counter electrode, and does not occupy the air duct space, thereby reducing the influence of air duct resistance; the needle-shaped electrode slice can discharge air to generate a large amount of positive and negative ions to kill bacteria in the air.

When assembling the disinfection odor purifier 100 in the application, the electrode plate assembly 41 and the catalyst block 42 can be accommodated in the installation groove 32 formed by connecting and enclosing a plurality of installation plates 31 after forming the catalyst module 4, the air blowing mechanism 2 is supported at one end of the inner support 3 far away from the air inlet 11, the installation plane 311 of the installation plates 31 can provide an installation surface for other functional components, the air inlet end of the air blowing mechanism 2 can be fully utilized, the air inlet condition of the air inlet end is optimized, the condition that the air inlet end is blocked by the functional components is avoided, the flowing is improved, the air quantity is increased, the noise is reduced, and the plane installation surface can be convenient for assembling. The air blowing mechanism 2 generates air flow, air enters from the air inlet end and then passes through the catalyst block 42, peculiar smell gases such as trimethylamine, methyl mercaptan, ammonia gas and formaldehyde are catalytically decomposed at normal temperature under the action of a high-voltage electric field, and the air blowing mechanism has the effects of removing odor, sterilizing and disinfecting, can sterilize under the condition of human-computer coexistence, is friendly to human bodies, does not have internal consumption, does not need to frequently replace an inner core, has longer service life and lower use cost, and can drive the air flow to output purified air through the air outlet end by the air blowing mechanism 2, so that the optimized air inlet condition can reduce use noise while ensuring the air volume, and further improves the use feeling of products of users.

As shown in fig. 1 and 2, the disinfecting and deodorizing device 100 further includes a battery pack 5 and a power supply board 6 for supplying power to the blowing mechanism 2 and the catalyst module 4, and the battery pack 5 and the power supply board 6 are mounted on the mounting plane 311. In the present embodiment, a plurality of mounting plates 11 with a planar design are used, so that the internal support 3 can be integrally mounted with various functional components. In one embodiment, the main board for electric control and the VOC (volatile organic compound) sensor for air detection are mounted on the outer mounting plane 311 of the mounting plate 31, so that the condition that the air inlet end of the blowing mechanism 2 is blocked by multiple components can be avoided, the flowing condition of the air inlet end of the blowing mechanism 2 is improved, and air inlet is smoother. The specific quantity of the installation flat plates 31 and the angle setting between each installation flat plate 31 can be specifically designed according to the installed functional components, in the embodiment, the support structure is adopted and the chassis annular edge is arranged, the inner support 3 can be stably connected to the machine body shell 1 through the chassis annular edge, each functional component can bear external impact, and the product falling performance is more excellent.

As shown in fig. 2 and 3, in order to prevent the power supply of the product from being damaged due to collision, the inner bracket 3 further includes a protection frame 33 disposed on the mounting plate 31, the protection frame 33 includes two protection plates 331 disposed opposite to each other, a protection space 332 is defined by the protection plates 331 and the mounting plate 31, and the battery pack 5 is accommodated in the protection space 332. Through the increase safeguard to battery package 5 in this embodiment, can effectively protect battery package 5, avoid the product to fall the in-process, the impaired condition of battery package can further improve the durability and the life of product.

As shown in fig. 3, optionally, the protection plate 331 is provided with a protection flap 333 extending to another protection plate 331, the two protection flaps 333 are oppositely arranged at intervals and used for resisting the battery pack 5, and the protection flap 333 and the protection plate 331 are matched to realize multi-directional protection of the battery pack, thereby further improving product safety. And the two power supply modes of the battery power supply are combined in the embodiment, so that the use convenience of the product can be greatly improved, and the obstacle of inconvenient power utilization can be eliminated.

Further, as shown in fig. 1, 2 and 4, in some embodiments, the blowing mechanism 2 includes a fan bracket 21 and fan blades 22; the fan bracket 21 comprises a mounting cylinder 211 and a transition frame 212 connected with the mounting cylinder 211, the cross-sectional dimension of the transition frame 212 is gradually reduced towards the direction far away from the mounting groove 32, and the end part of the transition frame 212 extends into the mounting groove 32; fan blades 22 are mounted within mounting cylinder 211. In this embodiment, four installation flat plates 31 form a square support, and the support for installing fan blades 22, which is provided with one end reduced and the other end rounded, forms a square-to-round interface, so that the air inlet area of the air inlet end can be fully utilized, the air inlet condition at the front end of the blowing mechanism 2 is optimized, the flowing is improved, the air volume is increased, and the noise is reduced. The square shape is convenient for assembly, and the process is simple.

Further, as shown in fig. 1 and 2, in an embodiment, the transition frame 212 is provided with a buckle 2121, and the mounting plate 31 is provided with a slot 312 for snap-fitting with the buckle 2121. In this embodiment, the fan blades 22 are assembled by a snap-fit manner, and in other embodiments, an installation manner such as adhesion or magnetic attraction may be adopted, which is not limited in the present invention.

To ensure the connection strength of the product structure, in some embodiments, the buckle 2121 extends from the bottom of the transition frame 212 to a direction away from the transition frame 212, and the buckle 2121 is provided with two oppositely disposed reinforcing side plates 2122, which can reinforce the structural strength of the buckle 2121, so that the blowing mechanism can be assembled more firmly. As shown in fig. 1, in some embodiments, the outer surface of the transition frame 212 is provided with stiffening ribs 213. In order to ensure the compactness of the product structure, the arc transition frame can be reinforced by adopting a flaky reinforcing flat plate. In some embodiments, a plurality of reinforcing ribs 213 are spaced around the outer surface of the gantry 212. The combination form of the reinforcing ribs is not limited, and the reinforcing ribs can be arranged in a mode that two reinforcing ribs are in a group, or a mode that a plurality of reinforcing ribs are in a group, or a mode that the reinforcing ribs are evenly arranged at intervals.

As shown in fig. 6, optionally, the disinfecting and deodorizing device 100 further includes a style-exiting grating plate covering the air outlet 12 and an air-intake grating plate covering the air inlet 11, so that the disinfecting and deodorizing device 100 has good ventilation performance and purification effect, and is simple in structure and low in cost. It should be noted that, in the present embodiment, both the air outlet 12 and the air inlet 11 adopt a grid structure and an annular arc-shaped grid design, so that the air inlet mode may be a lower air inlet mode or a side air inlet mode, and the air outlet mode may be a side air outlet mode or an upper air outlet mode, but those skilled in the art can understand that other modes such as array round holes, array square holes, array polygonal holes, or art grooves may also be adopted, but the present invention is within the protection scope.

In some embodiments, the air outlet grating disc comprises an inner air outlet plate, an air outlet ring annularly arranged outside the inner air outlet plate, and a plurality of air outlet grating strips connected between the inner air outlet plate and the air outlet ring, wherein the air outlet grating strips are sequentially arranged at intervals around the inner air outlet plate, and the cross-sectional dimension of the air outlet grating strips is gradually reduced from the air outlet ring to the inner air outlet plate. The air inlet grating disc comprises an inner air inlet plate, an outer air inlet ring annularly arranged outside the inner air inlet plate and a plurality of air inlet grating strips connected between the inner air inlet plate and the outer air inlet ring, wherein the air inlet grating strips are sequentially arranged at intervals around the inner air inlet plate, and the section sizes of the air inlet grating strips are gradually reduced from the outer air inlet ring to the inner air inlet plate. The inner air outlet plate and the inner air inlet plate in the embodiment can be circular flat plates, and the outer air outlet ring and the outer air inlet ring are circular rings and are arranged in a mode of surrounding the inner air outlet plate and the inner air inlet plate.

Specifically, in one embodiment, the outlet grille strips and the inlet grille strips are wedge-shaped. In some embodiments, a mounting bracket is disposed within the mounting cylinder, and the fan blades are mounted to the mounting bracket, wherein the mounting bracket is wedge-shaped. The design of the airplane wings and simulation means such as bird wings and the like are matched with the gradual-change section, the inlet grating, the outlet grating and the mounting bracket of the whole airplane are respectively designed into a wedge shape, so that the vortex is reduced, the flowing condition of the whole airplane is improved, the air quantity is increased under the condition of not increasing the rotating speed, the sterilizing effect is better, and the noise is reduced.

In addition, the utility model also provides a household appliance, which comprises the disinfection and odor purification device 100, and the specific structure of the disinfection and odor purification device 100 of the household appliance refers to the above embodiment. Such a household appliance may be a refrigerator, a wine cabinet or the like. The sterilization and deodorization device 100 has the advantages of compact and small structure, small occupied space, strong sterilization and disinfection continuity, good effect, convenience in disassembly and assembly, and firmness and durability. Since the household appliance of the present application adopts all the technical solutions of all the embodiments described above, at least all the beneficial effects brought by the technical solutions of the embodiments described above are achieved, and no further description is given here.

When the disinfection and purification control device is used in household appliance products, various disinfection and purification control modes can be realized through the electric control board, the display board and the like. Specifically, the catalyst module 4 generates positive and negative ions to perform space sterilization and odor purification, and the product can comprise a power-on/off machine, a long-acting sterilization mode, a deep sterilization mode, an electric quantity display function and the like. These functions and parameter settings can be specifically set according to specific user requirements and will not be discussed herein.

It should be noted that the catalyst block 42 may be a honeycomb carrier having a large contact area, and the honeycomb carrier may have a catalyst surface coating. The odor-removing effect can be improved by the effective reaction of the catalyst and the VOC molecules. The catalyst can be a honeycomb catalyst of noble metal and various metal oxides, can catalytically decompose odor gases such as trimethylamine, methyl mercaptan, ammonia gas, formaldehyde and the like under the action of a high-voltage electric field at normal temperature, and can generate a large amount of plasmas to achieve efficient sterilization and disinfection effects. Compared with activated carbon, the catalyst module 4 of the disinfection odor purifier 100 can continuously catalyze and degrade harmful gases, has longer service life, and does not have potential risks such as secondary release and the like; the disinfecting and deodorizing device 100 of the present invention can achieve both performance and wind resistance compared to the existing granular, rod-like or powder-like materials. Compared with a simple ozone or ultraviolet lamp sterilization device, the disinfection and odor purification device 100 can sterilize under the coexistence of human and machine, is friendly and harmless to human bodies, and has the effects of odor removal, sterilization and disinfection.

In the present embodiment, the catalyst block 4 includes a honeycomb pore carrier having a catalyst surface coating layer including a first active component, a second active component and a third active component, wherein the first active component is a molecular sieve and/or a modified alumina, the second active component is a transition metal oxide, and the third active component is nano-scale platinum and/or nano-scale palladium. As an example, specifically, the content weight ratio of the carrier, the first active ingredient, the second active ingredient, and the third active ingredient may be 1: 0.05-0.3: 0.01-0.05: 0.0005 to 0.002, preferably 1: 0.1-0.3: 0.01-0.03: 0.001-0.0015. The cell structure of the honeycomb cell carrier is not limited, and it is only required that the number of the cells per unit cross-section is 50-400 mesh, preferably 100-400 mesh, and exemplarily, the cell structure of the carrier may be a square, triangle, hexagon or other irregular structure.

In one embodiment, in the present embodiment, the total area of the air inlet 11 of the disinfecting and deodorizing device 100 is 2000-5000 mm²The total area of the air outlet 12 is 2000-4000 mm²The ratio of the total area of the air inlet 11 to the total area of the air outlet 12 is 0.5-2, preferably close to 1, so that a good air inlet and outlet circulation effect and an air purification and disinfection effect can be obtained. The blowing mechanism 2 can drive the airflow to flow through the catalyst module 4, and the peculiar smell molecules in the airflow generate chemical reaction under the action of the high-voltage electric field and the catalyst to form harmless and odorless gas. And a large amount of plasma can be released through the tip of the electrode plate and can be released to the external space for sterilization and disinfection.

In summary, the present invention provides a disinfecting and deodorizing device 100 and a household appliance, wherein the disinfecting and deodorizing device is an integral disinfecting and deodorizing device, and can ignite quickly, stably, efficiently and safely, thereby improving the user experience.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" 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 defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," 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 utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (11)

1. A disinfection and deodorisation device, characterised in that said disinfection and deodorisation device (100) comprises:

the machine body shell (1) is provided with an air inlet (11) and an air outlet (12);

the blowing mechanism (2) is accommodated in the machine body shell (1) and is arranged close to the air outlet (12); and

the internal support (3) is accommodated in the machine body shell (1) and is arranged close to the air inlet (11), the internal support (3) is supported at one end, away from the air outlet (12), of the blowing mechanism (2), the internal support (3) comprises a plurality of installation flat plates (31) with installation planes (311), the installation flat plates (31) are sequentially connected and enclose to form an installation groove (32) for accommodating the catalyst module (4), and the catalyst module (4) comprises an electrode plate assembly (41) for generating a high-voltage electric field and a catalyst block (42) for catalytically degrading harmful gases under the high-voltage electric field.

2. The sterilizer of claim 1, wherein the sterilizer (100) further comprises a battery pack (5) and a power supply board (6) for supplying power to the blowing mechanism (2) and the catalyst module (4), the battery pack (5) and the power supply board (6) being mounted on the mounting plane (311).

3. A sterilising air cleaner according to claim 2, wherein the inner frame (3) further comprises a protective frame (33) arranged on the mounting plate (31), the protective frame (33) comprising two oppositely arranged protective plates (331), the protective plates (331) and the mounting plate (31) enclosing a protective space (332), the battery pack (5) being accommodated in the protective space (332).

4. A sterilising air cleaner according to claim 3, wherein the protecting plate (331) is provided with a protecting flange (333) extending towards the other protecting plate (331), the two protecting flanges (333) being arranged opposite each other and spaced apart and adapted to withstand the battery pack (5).

5. A sterilisation and deodorisation instrument as claimed in any one of claims 1 to 4, wherein said blowing means (2) comprises:

the fan support (21) comprises an installation cylinder (211) and a transition frame (212) connected with the installation cylinder (211), the section size of the transition frame (212) is gradually reduced towards the direction far away from the installation groove (32), and the end part of the transition frame (212) extends into the installation groove (32);

and fan blades (22) mounted in the mounting cylinder (211).

6. A disinfecting and deodourizing device as claimed in claim 5, wherein said transition frame (212) is provided with a buckle (2121), and said mounting plate (31) is provided with a clamping groove (312) for clamping-fitting with said buckle (2121).

7. A disinfecting odour cleaner as claimed in claim 6, wherein the catches (2121) extend from the bottom of the transition frame (212) in a direction away from the transition frame (212) and the catches (2121) are provided with two oppositely arranged reinforcing side plates (2122).

8. A disinfecting odour cleaner as claimed in claim 5, wherein the outer surface of the transition frame (212) is provided with ribs (213).

9. The sterilization cleaner of claim 8, wherein a plurality of said ribs (213) are spaced around an outer surface of said transition frame (212).

10. The disinfection odor purifier as claimed in any one of claims 1 to 4, wherein said disinfection odor purifier (100) further comprises a style-out grating disk covering said air outlet (12) and a style-in grating disk covering said air inlet (11).

11. A household appliance, characterized in that it comprises a disinfection odour cleaner (100) according to any of claims 1-10.

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