CN216498489U - Disinfection and odor purification device and household appliance - Google Patents

Abstract

The utility model discloses a disinfection and odor removal device and a household appliance, wherein the disinfection and odor removal device comprises: the catalyst module comprises an electrode plate assembly for generating a high-voltage electric field and a catalyst block for catalytically degrading harmful gases under the high-voltage electric field; the air outlet grating disc covers the air outlet, the air outlet grating disc comprises a disc body and a plurality of grating layers which are sequentially arranged on the disc body in a stacking mode along the air outlet direction, each grating layer comprises a plurality of grating strips which are arranged at intervals along the circumferential direction, and at least one grating layer can move along the circumferential direction of the disc body relatively to the grating layers, so that the grating layers are overlapped or staggered. The disinfection odor purifier not only has the effects of deodorizing, sterilizing and disinfecting, but also can prolong the service life and simultaneously meet the sterilization requirements of various sterilization working conditions under the condition of human-computer coexistence.

Description

Disinfection and odor purification device 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. The general noise of current ventilation mode through accelerating circulation of air is great and also can't realize disinfecting, leads to user to use and feels greatly reduced to current air-out mode is comparatively single, can't satisfy the different air-out modes under the multiple operating mode, makes degerming effect not good.

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 problem that the air outlet mode of a sterilization product in the prior art cannot meet various sterilization working conditions.

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

the disinfection odor purifier comprises:

the catalyst module comprises an electrode plate assembly for generating a high-voltage electric field and a catalyst block for catalytically degrading harmful gases under the high-voltage electric field;

the air outlet grating disc covers the air outlet, the air outlet grating disc comprises a disc body and a plurality of grating layers which are sequentially arranged on the disc body in a stacking mode along the air outlet direction, each grating layer comprises a plurality of grating strips which are arranged at intervals along the circumferential direction, and at least one grating layer can move along the circumferential direction of the disc body relatively to the grating layers, so that the grating layers are overlapped or staggered.

In some embodiments, the number of the grid layers is two, and the inner grid layer positioned at the inner side can move circumferentially relative to the outer grid layer positioned at the outer side.

In some embodiments, the area of the air-out region between the plurality of air-out style bars is the same as the sum of the area of the plurality of air-out style bars.

In some embodiments, the tray body includes an inner tray and an outer ring surrounding the inner tray, a plurality of air outlet grille strips are circumferentially arranged between the inner tray and the outer ring at intervals, the air outlet grille strips are arranged in an inclined manner, and the inner tray, the outer ring and the outermost grille layer enclose a flared tray cavity.

In some embodiments, the disinfecting and deodorizing device further comprises a flow guide part at least partially extending into the disc cavity, the flow guide part is provided with a vortex flow diversion surface facing the style outlet grid bars, and the flow guide part can reciprocate between an initial position and a rising position relative to the style outlet grid bars and enables the style outlet grid bars and the vortex flow diversion surface to be matched to gather or disperse wind flow.

In some embodiments, the cross-sectional dimension of the flow guide decreases from the opening of the disk cavity toward the inner disk, and the vortex direction changing surface comprises a concave section near the inner disk and a convex section near the opening of the disk cavity, the concave section protruding away from the style exit bars, and the convex section protruding toward the style exit bars.

In some embodiments, the concave section and the convex section are both arcuate.

In some embodiments, the deflector comprises a base plate and side surrounding plates surrounding the edges of the base plate, the outer surfaces of the side surrounding plates form the vortex flow turning surfaces, one of the base plate and the inner disc is provided with a locking catch, and the other is provided with a locking groove cooperating with the locking catch to lock the deflector in an initial or raised position.

In some embodiments, the bottom plate is provided with a receiving groove receiving an unlocking elastic member, and both ends of the unlocking elastic member abut against the bottom plate and the inner disc, respectively.

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 form a catalyst module and then are accommodated in the position close to the air inlet in the machine body shell, so that air enters the air inlet end and then passes through the catalyst block, peculiar smell gases such as trimethylamine, methyl mercaptan, ammonia gas, formaldehyde and the like are catalytically decomposed at normal temperature under the action of a high-voltage electric field, the catalyst module has the effects of odor removal, sterilization and disinfection, can be used for sterilizing under the condition of coexistence of man and machine, is friendly to the human body, has no internal consumption, does not need to frequently replace an inner core, has longer service life and lower use cost of products, can enable the grating layers to circumferentially move relative to the disc body aiming at different sterilization and odor removal environments, changes the staggered positions among the grating layers, enables the grating layers to be overlapped along the air outlet direction, realizes uniform air blowing, can realize large-area stable sterilization by air outlet in a mode of integral uniform air flow, or realize mutual dislocation among the grating layers, and block the air outlet area among the grating strips, the air outlet is closed, so that flying insects, cockroaches and dust can be prevented from entering the disinfecting and deodorizing device, and the service life of the disinfecting and deodorizing device is prolonged. The disinfection odor purifier not only has the effects of deodorizing, sterilizing and disinfecting, but also can prolong the service life and simultaneously meet the sterilization requirements of various sterilization working conditions under the condition of human-computer coexistence.

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 air outlet grille plate of a sterilization deodorizer according to an embodiment of the present invention;

FIG. 2 is a schematic view of an alternative air outlet manner of an air outlet grille tray of a sterilization deodorizer according to an embodiment of the present invention;

FIG. 3 is a schematic view of an air-out grille plate of a disinfecting and deodorizing device according to another air-out mode of the present invention;

FIG. 4 is a schematic view of a sterilization deodorizer according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of a flow guide in a raised position in a disinfecting odor extractor in accordance with one embodiment of the present invention;

FIG. 6 is a cross-sectional view of a baffle in an initial position in a sterilization deodorizer in accordance with an embodiment of the present invention.

Description of the reference numerals

Label name

100 sterilizing smell cleaner 20 flow guide

10 play style bars dish 201 side wall board

101 grating layer 202 vortex turning surface

101a inner grid layer 203 bulge

101b outer grid layer 204 recessed section

102 air outlet grille bar 205 bottom plate

103 air outlet area 206 containing groove

104 disk cavity 207 unlocking elastic member

105 spacing bounding wall 208 guide way

106 guide post 40 upper cover

107 disc body 30 fuselage shell

108 inner disc 301 air inlet

109 outer ring 302 air outlet

107 disc body

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 includes a body housing 30 and an air-out grille plate 10; the air inlet 301 and the air outlet 302 are formed in the machine body shell 30, the catalyst module is installed in the position, close to the air inlet 301, in the machine body shell 30, 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 air outlet grating disk 10 covers the air outlet 302, the air outlet grating disk 10 includes a disk body 107 and a plurality of grating layers 101 sequentially stacked on the disk body 107 along an air outlet direction, the grating layers 101 include a plurality of grating strips 102 arranged at intervals along a circumferential direction, and the air outlet grating strips 102 of at least one grating layer 101 can move circumferentially relative to the disk body 107, so that the grating layers 101 are overlapped or dislocated.

When the disinfection odor eliminator 100 in the embodiment is assembled, the electrode sheet assembly and the catalyst block can form a catalyst module and then are accommodated in the position close to the air inlet 301 in the machine body shell 30, air enters the air inlet end and then passes through the catalyst block, and odor gases such as trimethylamine, methyl mercaptan, ammonia gas, formaldehyde and the like are catalytically decomposed at normal temperature under the action of a high-voltage electric field, so that the disinfection odor eliminator has the effects of odor removal, sterilization and disinfection, can sterilize under the condition of coexistence of man and machine, is friendly and harmless to human bodies, has no internal consumption, does not need to frequently replace inner cores, has longer service life and lower use cost, can enable the grating layers 101 to circumferentially move relative to the disc body 107 aiming at different sterilization and odor removal environments, changes the staggered positions among the grating layers 101, enables the grating layers 101 to be overlapped along the air outlet direction, realizes uniform air blowing, and meets the requirement of large-area stable disinfection in the mode of uniform air flow, or all the grid layers 101 are staggered with each other, the air outlet area 103 between the style grid bars is sealed, the air outlet is closed, flying insects, cockroaches and dust can be prevented from entering the disinfection odor purifier 100, and the service life of the disinfection odor purifier 100 is prolonged. The sterilization and odor removal device 100 in this embodiment not only has the functions of odor removal, sterilization and disinfection, but also can meet the sterilization requirements of various sterilization working conditions under the human-computer coexistence condition while prolonging the service life.

In one embodiment, the number of the grating layers 101 is two, and the inner grating layer 101a located at the inner side can move circumferentially relative to the outer grating layer 101b located at the outer side. According to the scheme, the internal components move, the outer grid layer 101b can achieve the effect of a baffle while achieving ventilation, the influence of the external environment can be avoided when the peripheral motion is performed, and the use stability of the product is improved. As shown in fig. 1, the air outlet grille strips 102 of the two grille layers 101 can be completely overlapped along the air outlet direction to realize the overall uniform air outlet, as shown in fig. 2, the air outlet grille strips 102 of the inner grille layer 101a are located at the air outlet area 103 of the outer grille layer 101b to completely block the air outlet area 103, so that the air outlet is closed, as shown in fig. 3, the upper air outlet area 103 of the outer grille layer 101b is blocked, and the air outlet area 103 at the lower part of the outer grille layer 101b is open, so that the air outlet mode of local air blowing can be realized.

In addition, in order to improve the simplicity of air outlet control, the area of the air outlet region 103 between the air outlet grid bars 102 is the same as the sum of the surface areas of the air outlet grid bars 102, so that the inner grid layer 101a and the outer grid layer 101b can be completely overlapped or completely closed, and the condition that the air outlet is affected by the grid bars under the condition that large-area uniform air outlet is needed is avoided. The grid can move circumferentially around the inner disc 108 by using hinges, gears and other transmission modes for the grid bars 102, and the density of the grid bars 102 can be adjusted by the circumferential movement of the transmission component in the embodiment, so that the structure is simple and the adjustment is convenient.

In one embodiment, the disc body 107 includes an inner disc 108 and an outer ring 109 annularly disposed outside the inner disc 108, a plurality of air outlet grille strips 102 are circumferentially spaced between the inner disc 108 and the outer ring 109, the air outlet grille strips 102 are obliquely disposed, and the inner disc 108, the outer ring 109 and the outermost grille layer 101 enclose a flared disc cavity 104. The disc cavity 104 in this embodiment is a tapered groove, which can ensure the inclined arrangement of the air outlet region 103, so that the air outlet region 103 can blow air upwards and diverge towards the side edge. In order to facilitate the assembly of the air outlet grille plate 10 and the body casing 30, the air outlet grille plate 10 in this embodiment is provided with an annular connecting side plate.

In an embodiment, the disinfecting and deodorizing device 100 further comprises an air inlet grille plate covering the air inlet 301, so that the disinfecting and deodorizing device 100 has good ventilation performance and good purifying effect, and is simple in structure and low in cost. It should be noted that, in this embodiment, both the air outlet 302 and the air inlet 301 adopt a grating structure and an annular arc grating 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.

Specifically, the style entering bars and the style exiting bars 102 of the style entering bar disc are both wedge-shaped. The outlet grid strips 102 and the inlet grid strips are matched with the gradient cross section and refer to simulation means such as bird wings and the design of airplane wings, the inlet grid and the outlet grid of the whole machine of the product are respectively designed into wedge shapes, so that the vortex is reduced, the flowing condition of the whole machine is improved, the air quantity is increased under the condition of not increasing the rotating speed, the killing effect is better, and the noise is reduced.

The body housing 30 may be a cylindrical housing, so that the sterilizing deodorizer 100 is more structurally resistant to external impact and damage. In other embodiments, the shape of the fuselage housing 30 may be configured according to actual usage requirements. It can be understood that, in this embodiment, a blowing mechanism is disposed corresponding to the catalyst module, and the blowing mechanism drives the airflow to flow for the catalyst module, so as to exhaust air and blow air, and is not particularly limited. At least one of the positive electrode plate and the negative electrode plate included in the electrode plate assembly in the embodiment adopts a needle-shaped electrode plate, so that an electric field can be effectively formed with the counter electrode, the air duct space is not occupied, and the influence of air duct resistance is reduced; the needle-shaped electrode slice can discharge air to generate a large amount of positive and negative ions to kill bacteria in the air.

Specifically, the 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, the effects of odor removal, sterilization and disinfection are achieved, sterilization can be carried out under the condition of human-machine coexistence, the product is friendly and harmless to human bodies, internal consumption does not exist, the inner core does not need to be frequently replaced, the service life of the product is longer, the use cost is lower, and the blowing mechanism drives the air flow to output the purified air through the air outlet end.

In another embodiment, the disinfecting and deodorizing device 100 further comprises a flow guide member 20 extending at least partially into the disc cavity 104, the flow guide member 20 is provided with a vortex flow diversion surface 202 facing the style bars, and the flow guide member 20 can reciprocate between an initial position and a raised position relative to the style bars 102 and make the style bars 102 and the vortex flow diversion surface 202 cooperate to gather or disperse the wind flow. The embodiment can improve the compactness of the structure by combining the mode of extending the part.

As shown in fig. 6, the diversion member 20 is at an initial position relative to the style grating disk 10, and the vortex diversion surface 202 of the diversion member 20 at the initial position can cooperate with the style grating strips 102 to gather the wind flow and blow out the wind flow at the middle part, so that a relatively strong air flow can be formed, and local strong sterilization and flavor dissipation can be realized; as shown in fig. 5, the air guiding member 20 is at an ascending position relative to the style-exiting grating disk 10, and the vortex flow-diverting surface 202 of the air guiding member 20 at the ascending position can cooperate with the style-exiting grating strips 102 to disperse the wind flow to the periphery, so that a wider space can be disturbed rapidly, and a large-range sustainable sterilization and odor-elimination can be realized.

When the disinfection odor purifier 100 is in a working condition with poor local environment, the diversion piece 20 can be lowered to an initial position, and by changing the size of the gap between the vortex diversion surface 202 of the diversion piece 20 and the air outlet grille strips 102, the air flow is gathered under the matching of the air outlet grille strips 102 and the vortex diversion surface 202 to form strong local air flow, so that the local area with poor environment is sterilized, disinfected and blown, and rapid local disinfection and killing can be realized; under the condition of poor overall environment, the flow guide piece 20 can be lifted to the lifting position, so that the air flow is dispersed under the matching of the air outlet grating strips 102 and the vortex turning surface 202, and the sterilization and flavor dispersion in a wider range are realized. The disinfection odor purifier 100 in this embodiment can realize the corresponding dispersion or gather together the air-out mode through the lift of water conservancy diversion piece 20 to the environment of disinfecting of difference, has improved the convenience of use and the product competitiveness of disinfection odor purifier 100.

The air-out mode that specifically goes out style grid dish 10 and the lifting fit of water conservancy diversion piece 20 can adjust alone according to specific user demand, for example under a use operating mode, water conservancy diversion piece 20 is located initial position and air-out grid dish 10 part and opens the air-out, under another use operating mode, water conservancy diversion piece 20 is located the rising position and goes out air-out grid dish 10 and open the air-out wholly.

The guide member 20 may be lifted manually or electrically, but the present invention is not limited thereto. Specifically, in one embodiment, the cross-sectional dimension of the baffle 20 decreases from the opening of the disk cavity 104 toward the inner disk 108, and the vortex turning surface 202 includes a concave section 204 adjacent to the inner disk 108 and a convex section 203 adjacent to the opening of the disk cavity 104, the concave section 204 protruding away from the style bars 102, and the convex section 203 protruding toward the style bars 102. The air guide member 20 in this embodiment is in an inverted cone shape in cooperation with the conical structure of the disc cavity 104, as shown in fig. 6, when the air guide member 20 is at an initial position, a gap between the air guide member 20 and the air outlet grille strips 102 is small, resistance is large, the protruding section 203 can be used as a wall attachment, a certain wall attachment effect is generated when air flows pass through the wall attachment of the protruding section 203, air blown out from the circumference is gathered to the middle part to be blown out, a relatively strong air flow can be formed, and then an upward air flow is formed and gathered to form a gathering air blowing mode. As shown in fig. 5, when the air guide member 20 is at the ascending position, the gap between the air guide member 20 and the air outlet grille strips 102 is large, and the resistance is small, so that the air flow blown out from the circumference of the air outlet grille strips 102 is diffused to the periphery under the action of the concave sections 204, and a larger space can be disturbed rapidly.

As shown in fig. 4 and 5, the concave section 204 and the convex section 203 are each arc-shaped. The arc design in the embodiment can ensure excessive uniformity on one hand, is convenient for die sinking and is convenient for product manufacturing; on the other hand, the utility model can play a better role in diversion and also has a more beautiful appearance.

Specifically, in one embodiment, the baffle 20 includes a bottom plate 205 and a side wall 201 surrounding the edge of the bottom plate 205, the outer surface of the side wall 201 forms a vortex direction changing surface 202, one of the bottom plate 205 and the inner disc 108 is provided with a locking catch, and the other is provided with a locking groove which cooperates with the locking catch to lock the baffle 20 in the initial position or the raised position. In this embodiment, the flow guide member 20 can be locked at the initial position or the rising position by adopting the matching mode of the locking buckle and the locking groove, so that the stability of the flow guide member 20 can be ensured, the situation that the flow guide member 20 is separated from the style grid plate 10 in the use process is avoided, and the use stability of the product is improved.

In an embodiment, the disinfecting and deodorizing device 100 further comprises an upper cover 40 covering the diversion element 20, an inner cover cavity for accommodating the PCB and the light screen is formed between the upper cover 40 and the diversion element 20, the outer surface of the upper cover 40 is in an outward convex arc shape, so that an installation space can be provided for the PCB and the light screen, the structural elements can be prevented from being exposed, and the product appearance is more concise.

As shown in fig. 5, the bottom plate 205 is provided with a receiving groove 206 receiving the unlocking elastic member 207, and both ends of the unlocking elastic member 207 abut against the bottom plate 205 and the inner disc 108, respectively. The unlocking elastic member 207 in this embodiment may be a spring, the spring is in a compressed state when the diversion member 20 is in the initial position, the spring is in an uncompressed normal state when the diversion member 20 is in the raised position, and the spring is matched with the locking buckle to facilitate unlocking of the diversion member 20.

In one embodiment, the bottom plate 205 is further provided with guide slots 208, and the inner disc 108 is provided with guide posts 106 that are in guiding engagement with the guide slots 208. The number of the receiving grooves 206 is plural, and the plurality of receiving grooves 206 are arranged around the guide groove 208 at intervals. The extending direction of the guide column 106 is consistent with the air outlet direction, so that the accuracy of the ascending and descending directions of the flow guide part 20 can be ensured, the condition of deviating from the set direction is avoided, and the use stability of the product is improved. The number of the lengths of the guide posts can be set according to the actual use requirement, and the utility model is not limited.

As shown in fig. 5, the inner disc 108 is provided with a retaining shroud 105 around the periphery of the base plate 205. Spacing bounding wall 105 in this embodiment can play and enclose the fender effect, avoids water conservancy diversion spare 20 dystopy, and can play the guide effect when the product assembly, makes things convenient for the product assembly. Specifically, to implement the electric lifting manner, the sterilizing and deodorizing device 100 further includes a lifting driving member for driving the deflector 20 to reciprocate between the initial position and the lifted position. In one embodiment, the lifting driving member may adopt a motor or a lifting cylinder, and in other embodiments, the lifting driving member may be disposed according to actual use requirements, which is not limited in the present invention.

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 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 may be a honeycomb pore carrier having a large contact area, and the honeycomb pore carrier has 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 of the disinfection odor purifier 100 can continuously catalyze and degrade harmful gas, 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 pure ozone or ultraviolet lamp sterilization device, the sterilization and odor removal 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 this embodiment, the catalyst block includes a honeycomb pore carrier having a catalyst surface coating 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, the total area of the air inlet 301 of the disinfecting and deodorizing device 100 is 2000-5000 mm²The total area of the air outlet 302 is 2000-4000 mm²The ratio of the total area of the air inlet 301 to the total area of the air outlet 302 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 can drive the airflow to flow through the catalyst module, 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 conclusion, 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 to implicitly indicate 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 (10)

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

the device comprises a machine body shell (30) which is provided with an air inlet (301) and an air outlet (302), wherein a catalyst module is arranged in the machine body shell (30) and close to the air inlet (301), and comprises an electrode plate assembly for generating a high-voltage electric field and a catalyst block for catalytically degrading harmful gases under the high-voltage electric field;

go out style bars dish (10), cover in air outlet (302) department, go out style bars dish (10) including set body (107) and along air-out direction in proper order stack-up set up in a plurality of grid layers (101) of set body (107), grid layer (101) include a plurality of along circumference interval arrangement style bars (102), at least one grid layer (101) go out style bars (102) can be relative set body (107) circumferential motion, so that grid layer (101) overlap or misplace.

2. A sterilisation and odour cleaner as claimed in claim 1, wherein said grating layers (101) are two in number, the inner grating layer (101a) located on the inner side being circumferentially movable with respect to the outer grating layer (101b) located on the outer side.

3. The sterilization and flavor purifier as claimed in claim 2, wherein the area of the air outlet region (103) between the plurality of style bars (102) is the same as the sum of the surface areas of the plurality of style bars (102).

4. A disinfection odour cleaner as claimed in claim 1, wherein said disc body (107) comprises an inner disc (108) and an outer ring (109) surrounding said inner disc (108), a plurality of said stylized bars (102) being circumferentially spaced between said inner disc (108) and said outer ring (109), said stylized bars (102) being arranged obliquely and said inner disc (108), said outer ring (109) and said outermost grid layer (101) enclosing a flared disc cavity (104).

5. The disinfection odor eliminator as claimed in claim 4, wherein the disinfection odor eliminator (100) further comprises a flow guide member (20) extending at least partially into the disc cavity (104), the flow guide member (20) being provided with a vortex flow diversion surface (202) facing the style exit bars, the flow guide member (20) being capable of reciprocating between an initial position and a raised position relative to the style exit bars (102) and causing the style exit bars (102) and the vortex flow diversion surface (202) to cooperate to gather or disperse the wind flow.

6. The sterilization deodorizer of claim 5 wherein said flow guide (20) has a cross-sectional dimension gradually decreasing from said opening of said disk chamber (104) toward said inner disk (108), said vortex direction changing surface (202) comprises a concave section (204) adjacent to said inner disk (108) and a convex section (203) adjacent to said opening of said disk chamber (104), said concave section (204) being convex away from said stylized bars (102), said convex section (203) being convex toward said stylized bars (102).

7. A sterilisation and deodoriser according to claim 6, characterised in that the concave section (204) and the convex section (203) are both curved.

8. A sterilisation and deodoriser according to claim 5, characterised in that the deflector (20) comprises a base plate (205) and side fenders (201) surrounding the edges of the base plate (205), the outer surfaces of the side fenders (201) forming the vortex diverting surface (202), one of the base plate (205) and the inner disc (108) being provided with a locking catch and the other with a locking groove cooperating with the locking catch to lock the deflector (20) in the initial or raised position.

9. A sterilisation and deodoriser according to claim 8, characterised in that the base plate (205) is provided with a receiving groove (206) in which an unlocking spring (207) is received, the two ends of the unlocking spring (207) abutting the base plate (205) and the inner disc (108), respectively.

10. A household appliance, characterized in that it comprises a disinfection odour cleaner according to any one of claims 1 to 9.

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