CN212390569U - Sterilizing machine - Google Patents

Abstract

The utility model discloses a sterilizing machine, sterilizing machine includes: the air duct is arranged in the machine shell; the ultraviolet lamp module is positioned in the air duct; the ultraviolet lamp module is positioned between at least one group of two adjacent static grids in the flowing direction of the airflow; and the photocatalyst net is arranged on at least one of the upstream side and the downstream side of the plurality of static grids in the flowing direction of the airflow. According to the utility model discloses a sterilizing machine when guaranteeing the disinfection effect of disinfecting, can reduce the power of ultraviolet lamp module and static electricity net, is favorable to reducing the production of ozone to be favorable to reducing the energy consumption.

Description

Sterilizing machine

Technical Field

The utility model belongs to the technical field of air conditioning technology and specifically relates to a sterilizing machine is related to.

Background

Volatile organic compounds and microorganisms in indoor air are important primordial factors for respiratory diseases and trauma infection, and the air purification and disinfection, particularly the air purification and disinfection in public rooms, have very important significance for preventing the spread of various diseases and improving the quality of the living environment of people.

In the related art, in order to improve the sterilization and disinfection effect, the disinfection effect is generally improved by increasing the voltage between two electrodes of the static grid, however, the higher the voltage is, the greater the risk of generating ozone is, the health of users in the indoor environment is endangered, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a sterilizer can reduce the power of ultraviolet lamp module and static grid when guaranteeing the disinfection effect of disinfecting, is favorable to reducing the production of ozone to be favorable to reducing the energy consumption.

According to the utility model discloses sterilizer, include: the air duct is arranged in the machine shell; the ultraviolet lamp module is positioned in the air duct; the ultraviolet lamp module is positioned between at least one group of two adjacent static grids in the flowing direction of the airflow; and the photocatalyst net is arranged on at least one of the upstream side and the downstream side of the plurality of static grids in the flowing direction of the airflow.

According to the disinfection machine of the embodiment of the utility model, the ultraviolet lamp module is arranged between at least one group of two adjacent static grids, at least one of the upstream side and the downstream side of the static grids is provided with a photocatalyst net, when the sterilizer works, the surface of the electrostatic field can adsorb organic compounds and microorganisms, the ultraviolet lamp module can kill the microorganisms in the airflow and also kill the microorganisms adsorbed on the surfaces of the electrostatic nets at the two sides of the ultraviolet lamp module, and the ultraviolet rays emitted by the ultraviolet lamp module can also excite the catalyst on the photocatalyst net to generate active substances so as to expand the effective sterilization range of the ultraviolet lamp module, when the sterilization and disinfection effect is ensured, the power of the ultraviolet lamp module and the static electricity network can be reduced, the generation amount of ozone can be reduced, the energy consumption can be reduced, and the service life of the ultraviolet lamp module and the service life of the static electricity network can be prolonged.

In some embodiments of the present invention, the sterilizer comprises: ventilative light screen, the light screen includes first light screen and second light screen, first light screen with the second light screen is spaced apart in the flow direction of air current and is set up, first light screen the installation cavity is injectd between the internal perisporium in second light screen and wind channel, the ultraviolet lamp module the static electricity net with the photocatalyst net all is located in the installation cavity.

The utility model discloses an in some embodiments, still be equipped with metal baffle in the installation cavity, metal baffle first light screen with the second light screen encloses to establish and forms the light space that separates who avoids ultraviolet ray to leak outward.

In some embodiments of the present invention, the light shielding plate is provided with a plurality of spaced-apart air holes, and the air holes are oblique lines, broken lines or curved lines extending in the thickness direction of the light shielding plate.

In some embodiments of the present invention, the first and second light shielding plates have activated carbon and a catalyst on a surface of one side facing each other.

In some embodiments of the present invention, the air duct further comprises: the wind wheel cavity is internally provided with a wind wheel, the wind wheel cavity is communicated with the mounting cavity, and the wind wheel cavity is positioned at the upstream of the mounting cavity in the flowing direction of the airflow.

The utility model discloses an in some embodiments, the wind wheel is centrifugal wind wheel, the installation cavity is located radial one side of wind wheel, axial one side of wind wheel is equipped with and filters dust collector.

The utility model discloses an in some embodiments, be equipped with a plurality of spaced apart ventilative holes that set up on the photocatalyst net in the thickness direction of photocatalyst net, ventilative hole is slash, broken line or curve extension.

In some embodiments of the present invention, the disinfection machine further comprises: and the negative ion generating device is positioned at the outlet of the air duct.

In some embodiments of the present invention, the disinfection machine further comprises: the ozone generator and the ozone reduction device are arranged at the outlet of the air duct at intervals.

Additional aspects and advantages of the invention 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 invention.

Drawings

The above and/or additional aspects and advantages of the present invention 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 sterilizer according to an embodiment of the present invention;

FIG. 2 is a schematic view of a sterilizer according to another embodiment of the present invention;

fig. 3 is a schematic structural diagram of adjacent photocatalyst nets and light shielding plates according to an embodiment of the present invention.

Reference numerals:

a sterilizer 100;

a housing 1; air duct 11: a mounting cavity 111; a wind wheel cavity 112; an inlet 113; an outlet 114;

an ultraviolet lamp module 2;

a static grid 3;

a photocatalyst net 4; a ventilation hole 41;

a light shielding plate 5; a breather hole 51; the first light shielding plate 5 a; the second light shielding plate 5 b;

a wind wheel 6;

a filtering and dust removing device 7;

a negative ion generating device 8;

an ozone generating device 9; a mobile base 101;

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like 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 drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, 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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A sterilizer 100 according to an embodiment of the present invention will be described with reference to the accompanying drawings. The sterilizer 100 is used to sterilize air.

According to the utility model discloses sterilizing machine 100 can include casing 1, ultraviolet lamp module 2, electrostatic net 3, photocatalyst net 4, ventilative light screen 5, wind wheel 6, filter dust collector 7, anion generator 8 and ozone generator 9.

Referring to fig. 1, an air duct 11 is provided in the housing 1, and the electrostatic screen 3, the ultraviolet lamp module 2 and the photocatalyst screen 4 are all located in the air duct 11. The casing 1 has an air inlet and an air outlet, an inlet 113 of the air duct 11 is communicated with the air inlet of the casing 1, an outlet 114 of the air duct 11 is communicated with the air outlet of the casing 1, and the air flow enters the air duct 11 through the air inlet and is discharged through the air outlet.

Referring to fig. 1, the number of the electrostatic grids 3 is multiple, and the ultraviolet lamp module 2 is located between at least one set of two adjacent electrostatic grids 3 in the flowing direction of the airflow. It should be noted that, a plurality means two or more, for example, as shown in fig. 1 and 2, there are two electrostatic grids 3, and the uv lamp module 2 is located between the two electrostatic grids 3 in the flowing direction of the gas flow.

It can be understood that, the usable C wave band light of ultraviolet lamp module 2 makes bacterium DNA fracture in order to kill the bacterium, and when the air current was flowed through static electric wire netting 3, organic compound and microorganism can be adsorbed on static electric wire netting 3's surface to can reduce the concentration of the particulate matter in the air current that flows to ultraviolet lamp module 2, be favorable to improving the sterile efficiency of disinfecting of ultraviolet lamp module 2.

Further, a photocatalyst net 4 is provided on at least one of the upstream side and the downstream side of the plurality of static grids 3 in the flow direction of the air flow. In other words, the photocatalyst net 4 is provided on the upstream side of the plurality of static grids 3, or the photocatalyst net 4 is provided on the downstream side of the plurality of static grids 3, or the photocatalyst nets 4 are provided on both the upstream side and the downstream side of the plurality of static grids 3.

It can be understood, when ultraviolet lamp module 2 kills the microorganism in the air current, also can kill the microorganism that adsorbs the static net 3 surfaces in 2 both sides of ultraviolet lamp module, and the ultraviolet ray that ultraviolet lamp module 2 sent can also excite the catalyst production active material on the photocatalyst net 4, with the sterile scope of effective sterilization that enlarges ultraviolet lamp module 2, therefore, when guaranteeing the disinfection effect of disinfecting, can reduce the power of ultraviolet lamp module 2 and static net 3, be favorable to reducing the production of ozone, and be favorable to reducing the energy consumption, prolong the life of ultraviolet lamp module 2 and static net 3.

The inventor found in practical studies that in the related art, the structure of the sterilizer is generally formed by using the following two types: 1. the plasma and the electrostatic field have the sterilization and disinfection effects related to the voltage between the two electrodes, the higher the voltage is, the better the sterilization and disinfection effects are, and the greater the risk of generating ozone is; 2. ultraviolet lamp module + photocatalysis, the disinfection effect of disinfecting is directly proportional with irradiation intensity and irradiation time, and ultraviolet lamp module power is high, and the complete machine energy consumption is high, and the risk that the ultraviolet ray was revealed is big, and the ultraviolet lamp module is the consumptive material simultaneously and needs the periodic replacement.

In view of this, according to the sterilizer 100 of the embodiment of the present invention, by disposing the ultraviolet lamp module 2 between at least one set of two adjacent static grids 3 and disposing the photocatalyst net 4 on at least one of the upstream side and the downstream side of the plurality of static grids 3, when the sterilizer 100 is in operation, organic compounds and microorganisms can be adsorbed on the surface of the static field, the ultraviolet lamp module 2 can kill microorganisms adsorbed on the surface of the static grids 3 located on both sides of the ultraviolet lamp module 2 while killing microorganisms in the air flow, and the ultraviolet rays emitted from the ultraviolet lamp module 2 can also excite the catalyst on the photocatalyst net 4 to generate active substances, so as to expand the effective sterilization range of the ultraviolet lamp module 2, thereby, while ensuring the sterilization effect, the power of the ultraviolet lamp module 2 and the static grids 3 can be reduced, which is beneficial to reducing the amount of ozone generated, and is beneficial to reducing the energy consumption, the service life of the ultraviolet lamp module 2 and the electrostatic net 3 is prolonged.

In some examples, referring to fig. 1 and 2, the electrostatic net 3 may adopt a pin-hole, line-plate, saw-tooth-plate, etc. discharge structure, for example, as shown in fig. 2, when the pin-hole discharge structure is adopted, the needle point of the electrostatic pin on the electrostatic net 3 faces to a side close to the uv lamp module 2, thereby facilitating to make the uv light contact with the electrostatic pin sufficiently, thereby improving the killing effect of the uv light on the microorganisms adsorbed on the surface of the electrostatic net 3.

Optionally, the ultraviolet lamp module 2 may be an ultraviolet lamp tube or a uv led (ultraviolet light emitting diode), and thus, has a simple structure and a good sterilization effect. For example, referring to FIG. 2, the UV lamp module 2 may include a plurality of UV lamps arranged side by side.

In some embodiments of the present invention, referring to fig. 1 and 2, a sterilizer 100 includes: ventilative light screen 5, light screen 5 include first light screen 5a and second light screen 5b, and first light screen 5a and second light screen 5b separate the setting in the flow direction of air current, inject installation cavity 111 between the internal perisporium of first light screen 5a, second light screen 5b and wind channel 11, and ultraviolet lamp module 2, electrostatic net 3 and photocatalyst net 4 all are located installation cavity 111. It can be understood that, because the light shielding plate 5 is air permeable, the light shielding plate 5 does not block the flow of the air flow in the air duct 11, and at the same time, the first light shielding plate 5a and the second light shielding plate 5b can also shield light to prevent ultraviolet rays from being emitted from the installation cavity 111 along the flow direction of the air flow, thereby preventing the ultraviolet rays from damaging the human body.

Further, as shown in fig. 3, the light shielding plate 5 is provided with a plurality of ventilation holes 51 spaced apart from each other, and the ventilation holes 51 extend in a diagonal line, a broken line, or a curved line in the thickness direction of the light shielding plate 5. Thus, not only the light-shielding property of the light-shielding plate 5 but also the air permeability of the light-shielding plate 5 can be ensured.

In some optional embodiments of the present invention, referring to fig. 1, a metal baffle is further disposed in the installation cavity 111, and the metal baffle, the first light shielding plate 5a and the second light shielding plate 5b enclose a light isolation space for avoiding ultraviolet light leakage. Wherein, the metal baffle can play the effect of keeping apart the ultraviolet ray. Therefore, the ultraviolet lamp module 2 is arranged in the light-blocking space, so that the damage to parts of the air sterilizer 100 caused by the leakage of ultraviolet rays can be effectively prevented, and the damage to a human body caused by the emission of the ultraviolet rays out of the sterilizer 100 can be further avoided.

Optionally, the side of the metal baffle facing the light-blocking space is a smooth surface with relatively high reflectivity, so that the intensity of ultraviolet rays in the light-blocking space is enhanced, and the sterilization effect is improved. For example, the metal baffle is a stainless steel member, and the side surface of the metal baffle facing the light-blocking space is a smooth surface with relatively high reflectivity.

In some embodiments of the present invention, referring to fig. 3, a plurality of air holes 51 are formed in the light shielding plate 5 at intervals, and the air holes 51 extend in a slant line, a broken line or a curve in the thickness direction of the light shielding plate 5. Thus, not only the light-shielding property of the light-shielding plate 5 but also the air permeability of the light-shielding plate 5 can be ensured.

In some embodiments of the present invention, referring to fig. 1, the surfaces of the sides of the first and second light shielding plates 5a and 5b facing each other are provided with activated carbon and catalyst. It can be understood that the active carbon has lower reflectivity, sets up the active carbon through the surface at light screen 5, is favorable to reducing the 5 surperficial reflective capacities of light screen to be favorable to preventing that the ultraviolet ray from penetrating through light screen 5, simultaneously, the ultraviolet ray can arouse the catalyst production active material on the light screen 5, with the effective bactericidal scope of enlarging ultraviolet lamp module 2, thereby can improve the purification performance to the air.

In some embodiments of the present invention, referring to fig. 1, the air duct 11 further includes: the wind wheel cavity 112 is internally provided with a wind wheel 6, the wind wheel cavity 112 is communicated with the mounting cavity 111, and the wind wheel cavity 112 is positioned at the upstream of the mounting cavity 111 in the flowing direction of the airflow. Therefore, the wind wheel 6 is convenient to arrange, the structure is simple, and the cost is low. Of course, the present invention is not limited thereto, and the wind wheel cavity 112 may be located downstream of the installation cavity 111 in the flow direction of the airflow.

In some embodiments of the utility model, referring to fig. 1, wind wheel 6 is centrifugal wind wheel, and installation cavity 111 is located radial one side of wind wheel 6, and axial one side of wind wheel 6 is equipped with and filters dust collector 7. From this, be favorable to optimizing the structural configuration of sterilizer 100 more, improve the compactness of sterilizer 100's structure, simultaneously, through setting up filter dust collector 7 in axial one side at wind wheel 6, large granule thing in the filterable air prevents that big granule from adsorbing on electrostatic net 3 and leading to electrostatic net 3 to discharge unusually.

In some embodiments of the present invention, referring to fig. 3, a plurality of ventilation holes 41 are formed in the photocatalyst net 4 at intervals, and the ventilation holes 41 extend in a slant line, a broken line or a curved line in the thickness direction of the photocatalyst net 4. This makes the photocatalyst net 4 have light-shielding properties, and is advantageous for preventing ultraviolet rays from being emitted from the air duct 11.

For example, in some examples, referring to fig. 3, the photocatalyst net 4 is disposed in parallel to and spaced apart from the light shielding plate 5, the ventilation holes 41 of the photocatalyst net 4 are formed as oblique holes, the ventilation holes 51 on the light shielding plate 5 are also formed as oblique holes, and the inclination directions of the ventilation holes 41 and the ventilation holes 51 are different. From this, through the combination of photocatalyst net 4 and light screen 5, be favorable to further improving photocatalyst net 4 and light screen 5 to the effect of sheltering from of ultraviolet ray to prevent that the ultraviolet ray from spouting in sterilizer 100, and simple structure, low in production cost.

In some embodiments of the present invention, referring to fig. 1, the sterilizer 100 further comprises an anion generator 8, and the anion generator 8 is located at the outlet 114 of the air duct 11. It can be understood that, by arranging the negative ion generating device 8 at the outlet 114 of the air duct 11, on one hand, the negative ion content in the air can be increased, the freshness can be improved, and on the other hand, the particulate matters and microorganisms in the air can be charged, and the purifying capacity can be improved.

In some embodiments of the present invention, referring to fig. 1, the sterilizer 100 further comprises an ozone generating device 9 and an ozone reducing device (not shown), wherein the ozone generating device 9 and the ozone reducing device are spaced apart from each other and disposed at the outlet 114 of the air duct 11. For example, referring to fig. 1, the ozone reduction device may be an ozone reduction net, and the ozone reduction device is located between the ozone generating device 9 and the first shielding plate 5a in the flow direction of the air current.

It can be understood that, under indoor unmanned circumstances, can open ozone generating device 9, disinfect to the room air, after the disinfection is accomplished, open ozone reduction device, utilize ozone reduction device to decompose indoor remaining ozone, accelerate the reduction of indoor ozone concentration, when indoor ozone concentration reduces the default, the user just can get into indoor space, thereby under the prerequisite of realizing the disinfection, can avoid remaining ozone harm user, be favorable to improving user's use and experience.

In some examples, referring to fig. 1, the sterilizer 100 further comprises: a movable base 101, the movable base 101 is connected with the bottom of the housing 1. From this, through setting up removal base 101, sterilizer 100 can remove at indoor environment, can realize disinfecting the disinfection to the air of the different positions of indoor environment, is favorable to eliminating the sterile dead angle region that disinfects. Optionally, the movable base 101 is connected to a control device of the sterilizer and can move by itself, so that the sterilizer 100 can move intelligently, and the user experience can be improved.

Other constructions and operations of the sterilizer 100 according to embodiments of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description herein, references to the description of the term "one embodiment," "some 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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

Claims (10)

1. A sterilizer, comprising:

the air duct is arranged in the machine shell;

the ultraviolet lamp module is positioned in the air duct;

the ultraviolet lamp module is positioned between at least one group of two adjacent static grids in the flowing direction of the airflow;

and the photocatalyst net is arranged on at least one of the upstream side and the downstream side of the plurality of static grids in the flowing direction of the airflow.

2. A sterilizer as claimed in claim 1, comprising:

ventilative light screen, the light screen includes first light screen and second light screen, first light screen with the second light screen is spaced apart in the flow direction of air current and is set up, first light screen, the second light screen with inject the installation cavity between the internal perisporium in wind channel, the ultraviolet lamp module the static electricity net with the photocatalyst net all is located the installation cavity.

3. The disinfection machine of claim 2, wherein a metal baffle is further disposed in the mounting chamber, and the metal baffle, the first light shielding plate and the second light shielding plate enclose a light-shielding space for preventing ultraviolet light from leaking.

4. The sterilizer of claim 2, wherein the shutter is provided with a plurality of ventilation holes spaced apart from each other, and the ventilation holes extend in a diagonal line, a zigzag line or a curved line in the thickness direction of the shutter.

5. A disinfection machine as claimed in claim 2, characterized in that the surfaces of the sides of said first and second shutter which face each other are provided with activated carbon and catalyst.

6. The sterilizer of claim 2, wherein the air chute further comprises:

the wind wheel cavity is internally provided with a wind wheel, the wind wheel cavity is communicated with the mounting cavity, and the wind wheel cavity is positioned at the upstream of the mounting cavity in the flowing direction of the airflow.

7. A disinfecting machine as recited in claim 6, characterized in that the wind wheel is a centrifugal wind wheel, the mounting cavity is located on one radial side of the wind wheel, and a filtering and dust-removing device is arranged on one axial side of the wind wheel.

8. The disinfection machine of claim 1, wherein the photocatalyst net is provided with a plurality of ventilation holes spaced apart from each other, and the ventilation holes extend in a diagonal line, a broken line or a curved line in the thickness direction of the photocatalyst net.

9. The sterilizer of claim 1, further comprising:

and the negative ion generating device is positioned at the outlet of the air duct.

10. A disinfection machine as claimed in any one of claims 1-9, further comprising:

the ozone generator and the ozone reduction device are arranged at the outlet of the air duct at intervals.

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