CN218096450U - Sterilization and purification device and household appliance - Google Patents

Abstract

The utility model discloses a degerming purifier and domestic appliance. The degerming purification device comprises a shell, a fan and a carbon brush electrode, wherein an air duct is formed in the shell, and the air duct is provided with an air inlet and an air outlet. The fan and the carbon brush electrode are arranged in the air duct, and the carbon brush electrode is used for generating ions under the condition of applying high voltage. Among the degerming purifier in the embodiment of this application, the fan inhales the outside air to the wind channel in by the air intake, discharges by the air outlet after the high-pressure ionization of carbon brush electrode in the wind channel in order to reach degerming purification's effect. The ion concentration of carbon brush electrode ionization is higher, can combine the harmful substance in the air high-efficiently, has greatly promoted degerming purifying effect. Meanwhile, the carbon brush electrode generates less ozone in the ionization process, and has better corrosion resistance, so that the service life can be effectively prolonged, and the use experience of a user is improved.

Description

Sterilization and purification device and household appliance

Technical Field

The utility model relates to a degerming purifies technical field, especially relates to a degerming purifier and domestic appliance.

Background

The degerming that present market sells purifies the product and mainly adopts plasma generator to produce positive and negative ion and discharges in order to carry out the degerming to the air after carrying out ion exchange with outside air suction to the cavity through circulating fan, and ionization efficiency is lower, and degerming purifying effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a degerming purifier and domestic appliance.

The degerming purifier of this application embodiment includes casing, fan and carbon brush electrode, be formed with the wind channel in the casing, the wind channel has air intake and air outlet. The fan and the carbon brush electrode are both arranged in the air duct, and the carbon brush electrode is used for generating ions under the condition of applying high voltage.

Among the degerming purifier in the embodiment of this application, the fan inhales the outside air to the wind channel in by the air intake, discharges by the air outlet after the high-pressure ionization of carbon brush electrode in the wind channel in order to reach degerming purification's effect. The ion concentration that carbon brush electrode ionization goes out is higher, can high-efficient harmful substance in combining the air, promotes degerming purifying effect. Meanwhile, the carbon brush electrode has better corrosion resistance, the service life is effectively prolonged, and the use experience of a user is improved.

In certain embodiments, the housing comprises a first shell, a second shell, and a partition, the first shell and the second shell being removably coupled, the partition coupling the first shell and the second shell.

In some embodiments, the first shell is formed with a through hole, a portion of the through hole corresponding to the first side of the partition board is an air inlet, a portion of the through hole corresponding to the second side of the partition board is an air outlet, and the first side and the second side are opposite to each other with respect to the partition board.

In some embodiments, the partition is located in a middle portion of the extending direction of the air duct.

In some embodiments, the sterilizing purification device includes a power supply assembly disposed in the air duct, the fan and the carbon brush electrodes being electrically connected to the power supply assembly.

In some embodiments, the power supply assembly includes a circuit board and a transformer element electrically connected to the circuit board for boosting a voltage to an operating voltage of the carbon brush electrode.

In some embodiments, the sterilization and purification device further comprises a DBD electrode, the DBD electrode is disposed in the air duct, and the DBD electrode comprises two electrode plates and a blocking medium disposed between the two electrode plates.

In some embodiments, the sterilizing and purifying device comprises a sterilizing lamp set, the sterilizing lamp set is arranged in the air duct, the sterilizing lamp set comprises a lamp panel and a plurality of lamp beads, and the lamp beads are arranged on the lamp panel at intervals.

In some embodiments, the sterilizing purification device further comprises a deodorizing block disposed on the illumination side of the germicidal lamp bank.

The household appliance in the embodiment of the application comprises the sterilization and purification device in any one of the embodiments.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of a household appliance of an embodiment of the present application;

FIG. 2 is a schematic perspective view of a sterilization purification apparatus according to an embodiment of the present application;

FIG. 3 is a schematic view of an exploded structure of the sterilization purification apparatus according to the embodiment of the present application;

FIG. 4 is a schematic cross-sectional view of a sterilization purification apparatus according to an embodiment of the present application;

FIG. 5 is a schematic view of the component mounting structure of the sterilizing and purifying device according to the embodiment of the present application;

fig. 6 is a schematic perspective view of a second housing according to an embodiment of the present application.

Description of the main element symbols:

the household appliance comprises a household appliance 200, a sterilization and purification device 100, a shell 10, a first shell 11, a through hole 111, a second shell 12, a partition plate 13, a first side 131, a second side 132, an air duct 14, an air inlet 141, an air outlet 142, a fan 20, a carbon brush electrode 30, a DBD electrode 40, an electrode sheet 41, a blocking medium 42, a germicidal lamp group 50, a lamp panel 51, a lamp bead 52, a deodorizing block 60, a power supply assembly 70, a circuit board 71 and a voltage transformation element 72.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and thus are not to be construed as limiting the present application. 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, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the application. To simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.

Referring to fig. 1, a household appliance 200 according to an embodiment of the present application may include a sterilization and purification apparatus 100 according to an embodiment of the present application. The sterilization purification apparatus 100 has the functions of sterilizing, inhibiting bacteria, removing odor, etc. to keep a safe and clean environment during the use of the household appliance 200.

The household appliance 200 in the embodiment of the present application may include, but is not limited to, an air purifier, a dishwasher, an air conditioner, and other common appliances, and the sterilizing and purifying device 100 may be installed inside the household appliance 200 to cooperate with the household appliance 200 to achieve the effect of sterilizing and deodorizing. For example, the sterilization and purification device 100 may be installed in a dishwasher to sterilize and purify air in a dishwasher cavity, or may be installed in an air conditioner to make air blown by the air conditioner cleaner, etc. The present application is not limited to the specific use of the sterilizing purification device 100.

Referring to fig. 2 to fig. 6, the sterilization and purification apparatus 100 according to the embodiment of the present invention includes a housing 10, a fan 20, and a carbon brush electrode 30, wherein an air duct 14 is formed in the housing 10, and the air duct 14 has an air inlet 141 and an air outlet 142. Both the fan 20 and the carbon brush electrode 30 are disposed in the air duct 14, and the carbon brush electrode 30 is used to generate ions under application of a high voltage.

In the sterilization purification apparatus 100 according to the embodiment of the present application, the fan 20 sucks the outside air into the air duct 14 from the air inlet 141, and discharges the outside air from the air outlet 142 after the outside air is ionized by the high voltage of the carbon brush electrode 30 in the air duct 14, so as to achieve the sterilization purification effect. The ion concentration of carbon brush electrode 30 ionization is higher, can high-efficient harmful substance in combining the air, promotes degerming purifying effect. Meanwhile, the carbon brush electrode 30 has good corrosion resistance, the service life is effectively prolonged, and the use experience of a user is improved.

Specifically, the housing 10 mainly protects the internal components, and the housing 10 may be made of metal or hard plastic, so as to have better structural strength, so that the protection effect of the housing 10 is better. The interior of the housing 10 may be a hollow structure, and the hollow structure may be a wind channel 14. The air duct 14 includes an air inlet 141 and an air outlet 142, both the air inlet 141 and the air outlet 142 are connected to the housing 10, and the air duct 14 can be connected to the outside through the air inlet 141 and the air outlet 142.

The fan 20 may be a vortex fan, an axial fan, or the like. The wind speed of the fan 20 should not be too high, which can be generally set to about 3000r/min, and the too high wind speed of the fan 20 easily causes the air to be discharged from the air outlet 142 without being fully ionized in the air duct 14, so that the sterilization is not thorough, and the secondary pollution is easily caused. The type and the wind speed of the fan 20 are not particularly limited, and may be selected according to the specific application of the sterilization purification apparatus 100.

The fan 20 can be installed in the housing 10 and be located the one side that the wind channel 14 kept away from the air inlet 141 and the air outlet 142, and then the fan 20 can be inhaled outside air by the air inlet 141, make the distance that the air circulates in the wind channel 14 longer, make in the wind channel 14 can ionize more fully, and the degerming antibacterial effect is stronger. A positioning column may be formed in the housing 10, and the fan 20 is fixed in the air duct 14 by matching with the positioning column. Of course, the fan 20 may also be fixed by a buckle, a screw, or a glue, which is not limited in the present application.

The carbon brush electrode 30 may be provided with a plurality of pairs of positive electrode plates and negative electrode plates according to actual requirements, and the positive electrode plates and the negative electrode plates need to be arranged in pairs. The positive plate and the negative plate can be composed of a plurality of carbon fiber wires. The carbon brush electrodes 30 are capable of ionizing at high voltages to produce positive and negative ions. The ionized ion concentration of the carbon brush electrode 30 can reach 150 ten thousand/m < 3 >, which is far higher than the ionized ion concentration of the traditional metal electrode, so that the degerming and bacteriostasis effects of the carbon brush electrode 30 are stronger, and the degerming and bacteriostasis can be fully performed on the air in the air duct 14. Meanwhile, the carbon brush electrode 30 has better corrosion resistance, so that the service life of the sterilization and purification device 100 is greatly prolonged, and the use effect of a user is improved.

Referring to fig. 3-6, in some embodiments, the housing 10 includes a first shell 11, a second shell 12, and a partition 13, wherein the first shell 11 and the second shell 12 are detachably connected, and the partition 13 connects the first shell 11 and the second shell 12.

So, first shell 11 and second shell 12 can be dismantled and connect and be convenient for install and change the component in the casing 10, and baffle 13 can increase the length of wind channel 14 to make the ionization that the air can be better in wind channel 14, promote degerming purifying effect.

Specifically, the shape of the housing 10 may be circular, rectangular or other irregular shapes, and may be set according to actual requirements. Correspondingly, the first and second cases 11 and 12 have the same shape, and the first and second cases 11 and 12 can be engaged with each other to form the air duct 14 therein.

The first housing 11 may serve as a bottom housing, and the fan 20, the carbon brush electrode 30, and other components may be fixedly mounted on the first housing 11. The partition 13 may be connected to the second shell 12, and the partition 13 protrudes from the second shell 12 toward the first shell 11, so that the air duct 14 can be divided into two parts when the first shell 11 and the second shell 12 are fastened together, and the length of the air duct 14 is further extended. Of course, the partition 13 and the elements such as the fan 20 and the carbon brush electrode 30 may be disposed on both the first shell 11 and the second shell 12, which is not limited in this application.

The intake port 141 and the exhaust port 142 may be respectively located at both sides of the partition 13. The fan 20 penetrates the partition 13 to draw air from the air inlet 141 and guide the air to the air outlet 142. The number of the carbon brush electrodes 30 may be plural, and the plural carbon brush electrodes 30 are disposed at intervals in the air duct 14. The carbon brush electrode 30 may be installed at the side of the intake opening 141 or the side of the exhaust opening 142. This application does not do the restriction to carbon brush electrode 30's quantity and mounted position, and carbon brush electrode 30 can carry out the ionization in wind channel 14 in order to fully degerming antibacterial can.

Referring to fig. 3-6, in some embodiments, the first shell 11 is formed with a through hole 111, a portion of the through hole 111 corresponding to the first side 131 of the partition 13 is an air inlet 141, a portion of the through hole 111 corresponding to the second side 132 of the partition 13 is an air outlet 142, and the first side 131 and the second side 132 are disposed opposite to the partition 13.

Thus, the air inlet 141 and the air outlet 142 can share one through hole 111 for air circulation, and the partition 13 can prevent the airflow from flowing back in the air duct 14, so as to prevent the sterilized air from circulating in the air duct 14.

Specifically, the through hole 111 may be provided in a circular shape, a rectangular shape, or the like, and the through hole 111 penetrates the first case 11 to communicate the wind tunnel 14 with the outside. When the first shell 11 and the second shell 12 are buckled, the partition 13 also divides the through hole 111 into two parts, wherein the part of the through hole 111 located on the first side 131 of the partition 13 is an air inlet 141, and the part of the through hole 111 located on the second side 132 of the partition 13 is an air outlet 142. The air flow enters the first side 131 air duct 14 from one side of the air inlet 141, is guided into the second side 132 air duct 14 under the driving of the fan 20, and is then discharged from the air outlet 142, so that the air flow can be sufficiently sterilized and purified in the air duct 14 and then discharged.

Referring to fig. 3-6, in some embodiments, the partition 13 is located in the middle of the extending direction of the air duct 14. Like this, the airflow in the wind channel 14 of baffle 13 both sides is similar for carbon brush electrode 30 is more even to the ionization degerming effect of air current, promotes degerming antibacterial effect.

Specifically, the partition 13 may extend from one side of the through hole 111 to one side of the fan 20 and be located in the middle of the air duct 14, and further, the partition 13 can not only divide the through hole 111 into the air inlet 141 and the air outlet 142 well, so as to prevent the air flow from flowing back at the through hole 111; the air duct 14 can be divided into two uniform parts, so that the length of the air duct 14 is effectively prolonged, and the air flow can be better subjected to ionization sterilization and purification in the air duct 14.

In some embodiments, the sterilizing purification device 100 includes a power supply assembly 70, the power supply assembly 70 is disposed in the air chute 14, and the fan 20 and the carbon brush electrodes 30 are electrically connected to the power supply assembly 70.

In this manner, the power supply assembly 70 can provide electrical support for the various components within the housing 10 and control component operation, allowing the fan 20 and carbon brush electrodes 30 to operate better.

Specifically, the power supply unit 70 may be provided at an intermediate position in the air duct 14, and the partition plate 13 may partition the power supply unit 70, thereby preventing the power supply unit 70 from affecting the air flow in the air duct 14. The carbon brush electrode 30 can be fixed on the partition plate 13 on the side of the carbon brush through the elastic sheet or the buckle, and the specific installation mode of the carbon brush electrode 30 is not limited in the application.

Referring to fig. 3-6, in some embodiments, the power module 70 includes a circuit board 71 and a transformer 72, the transformer 72 is electrically connected to the circuit board 71, and the transformer 72 is used to boost the voltage to the operating voltage of the carbon brush electrode 30.

In this way, the sterilization and purification apparatus 100 can control the carbon brush electrode 30 and the fan 20 through the circuit board 71, and can provide the carbon brush electrode 30 with the high-voltage current required for ionization through the transformer 72.

Specifically, the circuit board 71 may be attached to the bottom of the first casing 11, and the circuit board 71 may be fixed on the first casing 11 by using a glue, a fastener, a screw, or the like, which is not limited in this application. The transformer element 72 may be electrically connected to the circuit board 71, the fan 20 may be electrically connected to the circuit board 71, the carbon brush electrode 30 may be electrically connected to the transformer element 72, and the operating voltage of the carbon brush electrode 30 may be about 2000V.

Referring to fig. 3-6, in some embodiments, the degerming and purifying device 100 further includes a DBD electrode 40, the DBD electrode 40 is disposed in the air duct 14, and the DBD electrode 40 includes two electrode sheets 41 and a blocking medium 42 disposed between the two electrode sheets 41.

In this way, the sterilization and purification apparatus 100 can perform the odor removal treatment on the air flowing through the air duct 14 by using the DBD electrode 40.

Specifically, dielectric Barrier Discharge (DBD) is an unbalanced gas Discharge with an insulating Dielectric inserted into a Discharge space, which is also called Dielectric Barrier corona Discharge or silent Discharge. The dielectric barrier discharge can work in a high voltage and wide frequency range, the normal working voltage is 10-10000V, and the power frequency can be from 50Hz to 1MHz.

The DBD electrode 40 generates a large amount of radicals and quasi-molecules, such as OH, O, NO, etc., during the generated discharge process, and their chemical properties are very active, and they are easily reacted with other atoms, molecules, or other radicals to form stable atoms or molecules, and further, the characteristics of these radicals can be used to process VOCs, and the effect of removing the odor is very significant.

The DBD electrode 40 may be composed of two metal electrode sheets 41 and one blocking dielectric 42. The barrier medium 42 material may be made of an insulator material, typically an insulator selected from glass, quartz glass, ceramic, enamel, or a polymer layer. Barrier medium 42 has a cylindrical porous microcavity structure. The electrode plates 41 are respectively attached to two sides of the blocking medium 42, and the currents boosted by the voltage transformation element 72 are respectively input to the positive electrode and the negative electrode to generate discharge to cause gas breakdown, so that high-density uniform plasma free radicals and quasi-molecules are generated to form stable atoms or molecules with atoms, molecules or free radicals and the like in the air, and the peculiar smell in the air is removed.

A fixing seat may be formed on the first case 11, the DBD electrode may be placed on the fixing seat, and the DBD electrode may be fixed after the second case 12 is correspondingly fastened. Of course, the DBD electrode may be fixed by a snap or the like without being limited to the fixing method.

Referring to fig. 3-6, in some embodiments, the sterilizing and purifying device 100 includes a germicidal lamp group 50, the germicidal lamp group 50 is disposed in the air duct 14, the germicidal lamp group 50 includes a lamp panel 51 and a plurality of lamp beads 52, and the plurality of lamp beads 52 are arranged on the lamp panel 51 at intervals.

In this way, the germicidal lamp group 50 can further sterilize the air flow in the air duct 14, so that the sterilizing effect of the sterilizing and purifying device 100 is better.

Specifically, the germicidal lamp group 50 may be disposed in both sides of the air duct 14, and may be selectively disposed according to the actual space in the air duct 14. The germicidal lamp group 50 may be composed of a lamp panel 51 and a plurality of lamp beads 52. The lamp beads 52 can be LED lamp beads 52, the wavelength of the LED lamp beads 52 is in a UVC (high frequency) wave band, and UVC deep ultraviolet light has the characteristic of rapid spectrum sterilization.

UVC sterilization is that ultraviolet rays with proper wavelength can destroy the molecular structure of DNA (deoxyribonucleic acid) or RNA (ribonucleic acid) in microbial organism cells to cause death of growing cells and/or death of regenerative cells, so that the effects of sterilization and disinfection are achieved. The ultraviolet disinfection technology is based on modern epidemic prevention science, medicine and photodynamics, and utilizes specially designed UVC wave band ultraviolet light with high efficiency, high intensity and long service life to irradiate flowing water so as to directly kill various bacteria, viruses, parasites, algae and other pathogens in the water. The inactivation effect can be achieved within seconds for common bacterial propagules, and can be achieved within minutes for bacterial spores, and UVC sterilization is rapid and efficient, and excellent compounding is achieved for plasma.

The germicidal lamp group 50 can be fixed on the first housing 11 by means of glue, fasteners, screws, etc., and in combination with the high permeability and diffusivity of the carbon brush electrode 30, a fast and efficient sterilization effect can be formed under the cooperation of the fan 20.

Referring to FIGS. 3-6, in some embodiments, sterilization and purification apparatus 100 further includes a deodorizing block 60, and deodorizing block 60 is disposed on the light side of germicidal lamp assembly 50. In this manner, the odor removal block 60 may further deodorize the air within the air chute 14.

Specifically, the deodorizing block 60 may be activated carbon having a porous structure and being specially treated, and the deodorizing block 60 may have a strong odor adsorption function, catalytically decompose odor molecules under an illumination condition, and realize an active deodorizing effect. The deodorizing block 60 may include one or more blocks, and may be installed according to space requirements.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 present application. In this specification, schematic representations of the above terms 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.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: numerous changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A sterilizing purification apparatus, comprising:

the air duct is formed in the shell and provided with an air inlet and an air outlet;

the fan is arranged in the air duct; and

a carbon brush electrode disposed in the air duct for generating ions under application of a high voltage.

2. The sterilizing purification device of claim 1, wherein the housing includes a first shell, a second shell, and a partition, the first shell and the second shell being removably coupled, the partition coupling the first shell and the second shell.

3. The sterilizing purification device of claim 2, wherein the first housing is formed with a through hole, a portion of the through hole corresponding to a first side of the partition is an air inlet, a portion of the through hole corresponding to a second side of the partition is an air outlet, and the first side and the second side are opposite to each other with respect to the partition.

4. The sterilizing purification apparatus according to claim 2, wherein the partition is located at a middle portion of the air duct in the extending direction.

5. The sterilizing purification device of claim 1, comprising a power supply assembly disposed in the air duct, the fan and the carbon brush electrode being electrically connected to the power supply assembly.

6. The sterilizing purification apparatus according to claim 5, wherein the power supply assembly comprises a circuit board and a transformer element, the transformer element being electrically connected to the circuit board, the transformer element being configured to boost a voltage to an operating voltage of the carbon brush electrodes.

7. The sterilizing purification device of claim 1, further comprising a DBD electrode disposed within the air duct, the DBD electrode comprising two electrode sheets and a blocking medium disposed between the two electrode sheets.

8. The sterilization purification device according to claim 1, wherein the sterilization purification device comprises a germicidal lamp group, the germicidal lamp group is arranged in the air duct, the germicidal lamp group comprises a lamp panel and a plurality of lamp beads, and the lamp beads are arranged on the lamp panel at intervals.

9. The sterilizing purification device according to claim 8, further comprising a deodorizing block disposed on the illuminated side of the germicidal lamp group.

10. An electric household appliance characterized in that it comprises a sterilizing and purifying device according to any one of claims 1 to 9.

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