CN215216628U

CN215216628U - Air sterilizer

Info

Publication number: CN215216628U
Application number: CN202120919186.6U
Authority: CN
Inventors: 杨修利; 陈敏; 王强; 陈猛; 郑军妹
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-01-28
Filing date: 2021-04-29
Publication date: 2021-12-17
Anticipated expiration: 2031-04-29

Abstract

The utility model relates to an air sterilizing machine, germicidal lamp subassembly in including the casing and locating this casing, the casing lower part has air intake, top and has the air outlet, germicidal lamp subassembly is located between air intake and the air outlet, its characterized in that: the germicidal lamp assembly comprises a first reflector, a second reflector and a germicidal lamp tube, the cross sections of the first reflector and the second reflector are arc-shaped, the first reflector and the second reflector are oppositely arranged and jointly enclose a circular germicidal chamber, and the germicidal lamp tube is arranged in the germicidal chamber. The utility model discloses set up and be curved first reflector panel and second reflector panel, the two encloses synthetic semi-enclosed circular chamber of disinfecting jointly, locates the fluorescent tube that disinfects in this chamber of disinfecting, can not only make light obtain the reflection of scope as big as possible, is favorable to improving illumination homogeneity to eliminate illumination dead angle, improve the bactericidal effect, can also avoid light and plastic casing direct contact, protect plastic casing, avoid or reduce ageing degree.

Description

Air sterilizer

Technical Field

The utility model relates to an air purification technical field specifically indicates an air sterilizer that can disinfect to the air through illumination sterilization, particle filtration.

Background

About 80% of the life of a person spends indoors, so the quality of indoor environment directly affects the health of the person. However, indoor microbial contamination is ubiquitous, particularly in kitchens, restaurants, food production plants, warehouses, stations, movie theaters and other places, and a large amount of microbes such as bacteria and viruses exist, so that a relatively closed environment provides an opportunity for the spread of pathogenic microbes.

The sterilization and disinfection by using an ultraviolet disinfection lamp is a common method at present. The ultraviolet disinfection lamp can effectively kill pathogenic microorganisms such as bacterial propagules, spores, coronavirus, fungi, chlamydia and the like. For example, the chinese utility model patent "air purification and disinfection apparatus" (application no: CN201920394484.0) entitled as CN209782863U discloses a structure, which comprises an ultraviolet sterilization lamp, an active carbon filter screen, a photocatalytic screen, wheels, and an air purification and disinfection box, wherein the wheels are arranged below the air purification and disinfection box, the active carbon filter screen is arranged inside the air purification and disinfection box, a primary filter screen is arranged on one side of the active carbon filter screen, a glass fiber filter screen is arranged on one side of the active carbon filter screen away from the primary filter screen, and the ultraviolet sterilization lamp above the air purification and disinfection box performs ultraviolet sterilization. The application publication No. CN111457301A of Chinese patent application No. CN202010437674.3 discloses a structure of a novel sterilization and disinfection lamp, which comprises a main casing, wherein a base is arranged at the lower end of the main casing, an intermediate base is arranged on the upper end cover of the main casing, a sterilization and disinfection lamp is arranged in the main casing, an opening is arranged in the middle of the intermediate base, and the sterilization and disinfection lamp extends out of the opening through a telescopic device.

In the existing structure for sterilizing by utilizing illumination, the shell is generally made of plastics, and plastic parts are easy to age under the long-term irradiation of ultraviolet rays, so that the service life of the plastic parts is influenced; meanwhile, the sterilizing lamp tube has limited irradiation range and uneven illumination intensity, so that sterilization dead angles are easy to exist to influence the sterilization effect.

Therefore, further improvement is needed for the current air sterilization structure using light for sterilization.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the current situation to prior art provides one kind and can protect plastic housing and can improve the illumination degree of consistency again and thereby improve the air sterilizing machine of bactericidal effect.

The utility model aims to solve the second technical problem to provide an air sterilizer through prolonging the circulation stroke of air thereby improving the bactericidal effect to prior art's current situation.

The utility model provides a technical scheme that at least one above-mentioned technical problem adopted does: the utility model provides an air sterilizing machine, includes the casing and locates the bactericidal lamp subassembly in this casing, the casing lower part has air intake, the top has the air outlet, bactericidal lamp subassembly is located between air intake and the air outlet, its characterized in that: the germicidal lamp assembly comprises a first reflector, a second reflector and a germicidal lamp tube, the cross sections of the first reflector and the second reflector are arc-shaped, the first reflector and the second reflector are oppositely arranged and jointly enclose a circular germicidal chamber, and the germicidal lamp tube is arranged in the germicidal chamber.

Preferably, the germicidal lamp assembly further includes a third light plate, an input port through which the gas enters the germicidal chamber is formed between the lower end of the first light reflector and the lower end of the second light reflector, and the third light reflector is correspondingly disposed below the input port. The third reflector is of an arc-shaped structure which is arched upwards, the middle part of the arc-shaped structure is arranged corresponding to the germicidal lamp tube, and the radial width of the third reflector is larger than the width of the input port.

Preferably, the germicidal lamp assembly further comprises a fourth light plate, an output port for air to flow out of the germicidal chamber is formed between the upper end of the first light reflecting plate and the upper end of the second light reflecting plate, and the fourth light reflecting plate is correspondingly arranged below the output port. The fourth reflector is of an arc structure which is arched downwards, the middle part of the arc structure is arranged corresponding to the germicidal lamp tube, and the radial width of the fourth reflector is larger than the width of the output port.

By adopting the structure, a roughly circular area is formed, and the germicidal lamp tube is arranged in the circular area, so that on one hand, the light of the germicidal lamp tube is reflected more uniformly and within the range of 360 degrees, the germicidal light is uniformly distributed in a local area with higher intensity, and the germicidal effect is favorably improved; on the other hand, the germicidal lamp tube is surrounded in a relatively closed area, so that the irradiation of germicidal light to the plastic shell is reduced, and the aging effect of the shell is reduced; on the other hand, the structure of the air guide channel is more complex, the circulation stroke of air is prolonged, and therefore the air guide channel is more fully contacted with sterilization light, and the sterilization effect is improved.

Preferably, the germicidal lamp assemblies are arranged in multiple groups and are arranged side by side in the transverse direction of the shell, in two adjacent groups of germicidal lamp assemblies, the second reflector of the first group of germicidal lamp assemblies and the first reflector of the second group of germicidal lamp assemblies are arranged back to back, the tops of the first reflector and the first reflector are connected through the first transverse plate, the bottoms of the first reflector and the first reflector are connected through the second transverse plate, a third reflector is arranged between two adjacent first transverse plates, and a fourth reflector is arranged between two adjacent second transverse plates. This structure is favorable to improving the assembly compactness.

As an improvement, the third reflector, the fourth reflector, the first transverse plate and the second transverse plate are all light-tight metal plates, and the first reflector and the second reflector are all light-tight plates. Set up first reflector panel, second reflector panel into light-transmitting structure, make each circular chamber of disinfecting realize light on horizontal and link up, be favorable to improving the homogeneity and the bactericidal effect of the light of disinfecting, and simultaneously, opaque third reflector panel, fourth reflector panel, first diaphragm, second diaphragm still can enclose the light of disinfecting in a relative confined area, reduce the irradiation of light of disinfecting to plastic housing, reduce casing ageing effect.

In order to facilitate assembly and connection, the germicidal lamp assembly further comprises an outer frame body, the outer frame body is arranged on the inner peripheral wall of the shell, the first reflector, the second reflector and the germicidal lamp tube are arranged in the outer frame body, an electric connecting piece connected with a power supply is arranged on the inner side wall of the outer frame body, and the end portion of the germicidal lamp tube is in electric signal connection with the electric connecting piece.

The utility model discloses in, be provided with in the casing and be used for carrying out filterable filter assembly to the particulate matter, this filter assembly is located germicidal lamp subassembly's upstream. The air-purifying device is characterized in that a fan assembly which is used for sucking indoor air into the shell and discharging the sterilized and disinfected air is arranged in the shell, the fan assembly is arranged at the downstream of the sterilizing lamp assembly, and a detection sensor used for detecting the concentration of microorganisms is arranged at an air inlet of the fan assembly.

Compared with the prior art, the utility model has the advantages of: the utility model discloses set up and be curved first reflector panel and second reflector panel, the two encloses synthetic semi-enclosed circular chamber of disinfecting jointly, locates the fluorescent tube that disinfects in this chamber of disinfecting, can not only make light obtain the reflection of scope as big as possible, is favorable to improving illumination homogeneity to eliminate illumination dead angle, improve the bactericidal effect, can also avoid light and plastic casing direct contact, protect plastic casing, avoid or reduce ageing degree.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an exploded view of FIG. 1;

fig. 4 is a cross-sectional view of the germicidal lamp assembly in an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 4, the air sterilizer of the present embodiment includes a housing 1 and a germicidal lamp assembly 2 disposed in the housing 1, wherein a plurality of air inlets 11 are formed on an outer peripheral wall of a lower portion of the housing 1, an air outlet 12 is formed on a top wall of the housing, and the germicidal lamp assembly 2 is disposed between the air inlets 11 and the air outlet 12. The housing 1 of the present embodiment is further provided with a filter assembly 3 for filtering particulate matter, and the filter assembly 3 is located upstream of the germicidal lamp assembly 2. The casing 1 is provided with a fan assembly 4 for sucking indoor air into the casing 1 and discharging the sterilized air, the fan assembly 4 is arranged at the downstream of the germicidal lamp assembly 2, and a detection sensor 5 for detecting the concentration of microorganisms is arranged at an air inlet 41 of the fan assembly 4.

The germicidal lamp assembly 2 of this embodiment includes a first reflector 21, a second reflector 22 and a germicidal lamp 20, the cross-sections of the first reflector 21 and the second reflector 22 are both arc-shaped and the two are oppositely disposed to enclose a circular germicidal chamber 200, and the germicidal lamp 20 is disposed in the center of the germicidal chamber 200. The germicidal lamp 20 is an ultraviolet lamp or a pulse lamp.

The germicidal lamp assembly 2 of this embodiment further includes a third light plate 23 and a fourth light reflecting plate 24, an input port 201 is formed between the lower end of the first light reflecting plate 21 and the lower end of the second light reflecting plate 22 for air to enter the germicidal chamber 200, and the third light reflecting plate 23 is correspondingly disposed below the input port 201. The third reflector 23 is in an upwardly arched arc structure, the middle of the arc structure is arranged corresponding to the germicidal lamp 20, and the radial width of the third reflector 23 is greater than the width of the input port 201. An output port 202 for air to flow out from the sterilization cavity 200 is formed between the upper end of the first reflector 21 and the upper end of the second reflector 22, and the fourth reflector 24 is correspondingly arranged below the output port 202. The fourth reflector 24 is in an arc structure that is arched downwards, and the middle of the arc structure is arranged corresponding to the germicidal lamp 20, and the radial width of the fourth reflector 24 is greater than the width of the output port 202.

By adopting the structure, a roughly circular area is formed, the germicidal lamp 20 is arranged in the circular area, on one hand, the light reflection of the germicidal lamp 20 is more uniform, and the light is reflected within the range of 360 degrees, so that the germicidal light is uniformly distributed in a local area with higher intensity, and the germicidal effect is favorably improved; on the other hand, the germicidal lamp tube is surrounded in a relatively closed area, so that the irradiation of germicidal light to the plastic shell is reduced, and the aging effect of the shell is reduced; on the other hand, the structure of the air guide channel is more complex, the circulation stroke of air is prolonged, and therefore the air guide channel is more fully contacted with sterilization light, and the sterilization effect is improved.

The germicidal lamp assemblies 2 of the present embodiment are multiple groups and are arranged side by side in the lateral direction of the housing 1, in two adjacent groups of germicidal lamp assemblies 2, the second reflector 22 of the first germicidal lamp assembly 2 and the first reflector 21 of the second germicidal lamp assembly 2 are arranged back to back, the tops of the two are connected through a first transverse plate 25, the bottoms of the two are connected through a second transverse plate 26, a third reflector 23 is arranged between two adjacent first transverse plates 25, and a fourth reflector 24 is arranged between two adjacent second transverse plates 26. The third reflector 23, the fourth reflector 24, the first transverse plate 25 and the second transverse plate 26 are all opaque metal plates, and the first reflector 23 and the second reflector 24 are all transparent plates. Set up first reflector panel 21, second reflector panel 22 into light-transmitting structure, make each circular chamber 200 that disinfects realize light and link up on horizontal, be favorable to improving the homogeneity and the bactericidal effect of the light that disinfects, and simultaneously, lightproof third reflector panel 23, fourth reflector panel 24, first diaphragm 25, second diaphragm 26 still can enclose the light that disinfects in a relative confined area, reduce the irradiation of light that disinfects to plastic housing, reduce casing ageing.

In order to facilitate assembly and connection, the germicidal lamp assembly 2 further includes an outer frame 27, the outer frame 27 is disposed on the inner peripheral wall of the housing 1, the light-reflecting plates and the germicidal lamp 20 are disposed in the outer frame 27, an electrical connection patch 271 connected to a power supply is disposed on the inner side wall of the outer frame 27, and an end portion of the germicidal lamp 20 is electrically connected to the electrical connection patch 271.

By using the air sterilizer of the embodiment, indoor air enters from the air inlet 11 and goes upwards, particulate matters in the air are filtered by the filtering component 3, then the air is sterilized and disinfected by the germicidal lamp component 2, and the sterilized and disinfected air is discharged from the air outlet 12 after the concentration of microorganisms is detected by the detection sensor 5; when passing through the detection sensor 5, if the concentration of the detected microorganisms is higher, the illumination intensity of the germicidal lamp 20 can be enhanced, and if the concentration of the microorganisms is lower than the set detection concentration, the illumination intensity of the germicidal lamp 20 can be reduced;

in the above process, when air passes through the germicidal lamp assembly 2, the germicidal chamber 200 reflects light within 360 degrees, and reflects light of the germicidal lamp 20 more uniformly, which is beneficial to improving germicidal effect; moreover, as the germicidal lamp 20 is surrounded in a relatively closed area, the irradiation of germicidal light to the plastic housing 1 is reduced, and the aging effect of the housing 1 is reduced; meanwhile, the structure of the air guide channel is complex, so that the circulation stroke of air is prolonged, the air guide channel is more fully contacted with sterilization light, and the sterilization effect is improved.

Claims

1. The utility model provides an air sterilizing machine, includes casing (1) and locates bactericidal lamp subassembly (2) in this casing (1), casing (1) lower part has air intake (11), the top has air outlet (12), bactericidal lamp subassembly (2) are located between air intake (11) and air outlet (12), its characterized in that: germicidal lamp subassembly (2) includes first reflector panel (21), second reflector panel (22) and germicidal lamp (20), the cross section of first reflector panel (21), second reflector panel (22) is the arc and the two relative arrangement encloses synthetic circular shape chamber (200) that disinfects jointly, germicidal lamp (20) are located in this chamber (200) that disinfects.

2. An air sterilizer as claimed in claim 1, wherein: the germicidal lamp assembly (2) further comprises a third reflector (23), an input port (201) for air to enter the germicidal chamber (200) is formed between the lower end of the first reflector (21) and the lower end of the second reflector (22), and the third reflector (23) is correspondingly arranged below the input port (201).

3. An air sterilizer as claimed in claim 2, wherein: the third reflector (23) is of an arc structure which is arched upwards, the middle part of the arc structure is arranged corresponding to the germicidal lamp tube (20), and the radial width of the third reflector (23) is greater than the width of the input port (201).

4. An air sterilizer as claimed in claim 3, wherein: the germicidal lamp assembly (2) further comprises a fourth reflector (24), an output port (202) for air to flow out of the germicidal chamber (200) is formed between the upper end of the first reflector (21) and the upper end of the second reflector (22), and the fourth reflector (24) is correspondingly arranged below the output port (202).

5. An air sterilizer as claimed in claim 4, wherein: the fourth reflector (24) is of an arc structure which is arched downwards, the middle part of the arc structure is arranged corresponding to the germicidal lamp tube (20), and the radial width of the fourth reflector (24) is larger than the width of the output port (202).

6. An air sterilizer as claimed in claim 5, wherein: the germicidal lamp assemblies (2) are arranged side by side in multiple groups on the transverse direction of the shell (1), in two adjacent groups of germicidal lamp assemblies (2), the second reflecting plates (22) of the first group of germicidal lamp assemblies (2) and the first reflecting plates (21) of the second group of germicidal lamp assemblies (2) are arranged back to back, the tops of the two are connected through a first transverse plate (25), the bottoms of the two are connected through a second transverse plate (26), a third reflecting plate (23) is arranged between two adjacent first transverse plates (25), and a fourth reflecting plate (24) is arranged between two adjacent second transverse plates (26).

7. An air sterilizer of claim 6, wherein: the third reflector (23), the fourth reflector (24), the first transverse plate (25) and the second transverse plate (26) are light-tight metal plates, and the first reflector (21) and the second reflector (22) are light-tight plates.

8. An air sterilizer as claimed in any one of claims 1 to 7, wherein: germicidal lamp subassembly (2) still include outer frame body (27), this outer frame body (27) is located on the internal perisporium of casing (1), first reflector panel (21), second reflector panel (22) and germicidal lamp (20) all locate in outer frame body (27), be provided with on the inside wall of outer frame body (27) and connect electric piece (271) of being connected with the power, the tip and this electricity connection piece (271) the signal connection of electricity of germicidal lamp (20).

9. An air sterilizer as claimed in any one of claims 1 to 7, wherein: a filter assembly (3) for filtering particulate matter is arranged in the shell (1), and the filter assembly (3) is positioned at the upstream of the germicidal lamp assembly (2); the fan assembly (4) is arranged in the shell (1) and used for sucking indoor air into the shell (1) and discharging sterilized air, and the fan assembly (4) is arranged at the downstream of the germicidal lamp assembly (2).

10. An air sterilizer of claim 9, wherein: and a detection sensor (5) for detecting the concentration of microorganisms is arranged at an air inlet of the fan component (4).