CN215216627U

CN215216627U - Air sterilizer

Info

Publication number: CN215216627U
Application number: CN202120917397.6U
Authority: CN
Inventors: 杨修利; 陈敏; 俞凝; 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, including the casing and locate the bactericidal lamp subassembly in the casing, bactericidal lamp subassembly includes first reflector panel and germicidal lamp, and first reflector panel is two at least and the cross section is the S-shaped, and germicidal lamp locates in the semi-enclosed region of the first reflector panel of S-shaped, thereby the first reflector panel of two adjacent S-shaped arranges the wind-guiding passageway that forms the confession air and pass side by side. The utility model discloses set up the first reflector panel that is the S-shaped, first reflector panel is two at least and arranges side by side, germicidal lamp locates in the semi-enclosed region of the first reflector panel of S-shaped, enable light and obtain the reflection of scope as big as possible, be favorable to improving illumination homogeneity, eliminate illumination dead angle, improve bactericidal effect, still can avoid light and plastic housing direct contact, protect plastic housing, avoid or reduce ageing degree, in addition, the air flows through the wind-guiding passageway of S-shaped, be favorable to prolonging circulation of air stroke, make the air fully contact with germicidal light, improve bactericidal effect.

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 at least two first reflecting plates and germicidal lamp tubes, the cross sections of the first reflecting plates are S-shaped, the germicidal lamp tubes are arranged in the semi-closed area of the S-shaped first reflecting plates, and two adjacent S-shaped first reflecting plates are arranged side by side to form an air guide channel for air to pass through.

As an improvement, the air guide channel is S-shaped, the germicidal lamp assembly further comprises a second reflecting plate and a third reflecting plate, the cross section of the second reflecting plate is arc-shaped, the second reflecting plate is arranged on the upper portion of the S-shaped air guide channel, the inner concave surface of the second reflecting plate corresponds to the inner concave surface of the first reflecting plate on the left side, the third reflecting plate is arranged on the lower portion of the S-shaped air guide channel, and the inner concave surface of the third reflecting plate corresponds to the inner concave surface of the first reflecting plate on the right side. By adopting the structure, on one hand, the light reflection of the sterilizing lamp tube is more uniform, and the light is reflected within the range of 360 degrees, so that the sterilizing light is uniformly distributed in a local area with higher intensity, and the sterilizing 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.

Specifically, the second light reflecting plate and the semi-closed area on the upper part of the first light reflecting plate on the left side jointly enclose a first light reflecting area which is approximately circular, the central part of the first light reflecting area is provided with the germicidal lamp tube, and the circular arc radius corresponding to the second light reflecting plate is smaller than the circular arc radius corresponding to the semi-closed area on the upper part of the first light reflecting plate, so that the bottom of the first light reflecting area is provided with a first notch for air to pass through, and the top of the first light reflecting area is provided with a second notch for air to pass through. The third reflector and the semi-closed area at the lower part of the first reflector on the right side jointly enclose a second light reflection area which is approximately circular, the central part of the second light reflection area is provided with the germicidal lamp tube, and the arc radius corresponding to the third reflector is smaller than that corresponding to the semi-closed area at the lower part of the first reflector, so that the bottom of the second light reflection area is provided with a third notch for air to pass through, and the top of the second light reflection area is provided with a fourth notch for air to pass through.

Preferably, the arched part of the second reflector is connected to the outer side of the arched part of the upper part of the right first reflector, and the two are tangentially arranged at the joint, so that an inverted V-shaped first wind guide surface is formed at the bottom of the joint of the two. This structure is convenient for set up the second reflector panel, and first wind-guiding face is favorable to reducing the wind speed, improves bactericidal effect.

Preferably, the arched part of the third reflector is connected to the outer side of the arched part of the lower part of the left first reflector, and the arched parts are tangentially arranged at the joint, so that an inverted V-shaped second wind guide surface is formed at the bottom of the joint of the two. This structure is convenient for set up the third reflector panel, and the second wind-guiding face is favorable to reducing the wind speed, improves bactericidal 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, the third 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 the first reflector panel that is the S-shaped, first reflector panel is two at least and arranges side by side, germicidal lamp locates in the semi-enclosed region of the first reflector panel of S-shaped, can not only make light obtain the reflection of scope as big as possible, be favorable to improving illumination homogeneity, thereby eliminate illumination dead angle, improve bactericidal effect, can also avoid light and plastic housing direct contact, protect plastic housing, avoid or reduce ageing degree, in addition, the air flows through the wind-guiding passageway of S-shaped, be favorable to prolonging the circulation of air stroke, make the air fully contact with germicidal light, improve bactericidal effect.

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 four first reflective plates 21, germicidal lamp tubes 24, a second reflective plate 22, and a third reflective plate 23, the first reflective plates 21 are S-shaped in cross section, the germicidal lamp tubes 22 are ultraviolet lamp tubes or pulsed light tubes, and the germicidal lamp tubes 24 are eight and are respectively disposed in the semi-enclosed area 211 of the S-shaped first reflective plate 21. The first reflectors 21 are arranged side by side, and an air guide channel 20 for air to pass through is formed between two adjacent S-shaped first reflectors 21.

The air guide channel 20 is S-shaped, the second reflector 22 is disposed on the upper portion of the S-shaped air guide channel 20, and the concave surface of the second reflector corresponds to the concave surface of the first reflector 21 on the left side, and the third reflector 23 is disposed on the lower portion of the S-shaped air guide channel 20, and the concave surface of the third reflector corresponds to the concave surface of the first reflector 21 on the right side.

Specifically, the second reflector 22 and the semi-closed region 211 at the upper part of the first reflector 21 on the left side jointly enclose a first light reflection region 220 which is approximately circular, the central part of the first light reflection region 220 is provided with a germicidal lamp tube 24, and the arc radius corresponding to the second reflector 22 is smaller than the arc radius corresponding to the semi-closed region 211 at the upper part of the first reflector 21, so that the bottom of the first light reflection region 220 is provided with a first notch 221 through which air passes, and the top is provided with a second notch 222 through which air passes. The third reflector 23 and the semi-closed area 211 at the lower part of the right first reflector 21 jointly enclose a second light reflection area 230 which is approximately circular, a germicidal lamp tube 24 is arranged at the central part of the second light reflection area 230, and the radius of the arc corresponding to the third reflector 23 is smaller than that of the arc corresponding to the semi-closed area 211 at the lower part of the first reflector 21, so that the bottom of the second light reflection area 230 is provided with a third notch 231 for air to pass through, and the top of the second light reflection area is provided with a fourth notch 232 for air to pass through.

The arched part of the second reflector 22 is connected to the outer side of the arched part of the upper part of the right first reflector 21 and the two are tangentially arranged at the joint, so that an inverted V-shaped first wind guide surface 213 is formed at the bottom of the joint. The arched part of the third reflector 23 is connected to the outer side of the arched part of the lower part of the left first reflector 21 and the two are tangentially arranged at the joint, so that an inverted V-shaped second wind guide surface 233 is formed at the bottom of the joint of the two. The second reflector 22 and the third reflector 23 can be conveniently connected by the structure, and the first air guide surface 223 and the second air guide surface 233 are beneficial to reducing the wind speed and improving the sterilization effect.

In order to facilitate assembly and connection, the germicidal lamp assembly 2 of this embodiment further includes an outer frame 25, the outer frame 25 is disposed on the inner peripheral wall of the housing 1, the first reflector 21, the second reflector 22, the third reflector 23 and the germicidal lamp tube 24 are all disposed in the outer frame 25, an electrical connection piece 26 connected to a power supply is disposed on the inner side wall of the outer frame 25, and an end of the germicidal lamp tube 24 is electrically connected to the electrical connection piece 26.

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 high, the illumination intensity of the germicidal lamp 22 can be increased, and if the concentration of the detected microorganisms is lower than the set concentration, the illumination intensity of the germicidal lamp 22 can be decreased;

in the above process, when the air passes through the germicidal lamp assembly 2, the air passes through the second light reflecting area 230 formed by the first reflector 21 and the third reflector 23 and the first light reflecting area 220 formed by the first reflector 21 and the second reflector 22 in sequence, and reflects the light within a range of 360 degrees, so that the light of the germicidal lamp tube 24 is reflected more uniformly, and the germicidal effect is improved; moreover, as the germicidal lamp tube 24 is surrounded in a relatively closed area, the irradiation of germicidal light to the plastic shell 1 is reduced, and the aging effect of the shell 1 is reduced; meanwhile, the air guide channel 20 has a complex structure, so that the circulation stroke of air is prolonged, and the air 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: the germicidal lamp assembly (2) comprises at least two first reflecting plates (21) and germicidal lamp tubes (24), the cross sections of the first reflecting plates (21) are S-shaped, the germicidal lamp tubes (24) are arranged in a semi-closed area (211) of the S-shaped first reflecting plates (21), and two adjacent S-shaped first reflecting plates (21) are arranged side by side to form an air guide channel (20) for air to pass through.

2. An air sterilizer as claimed in claim 1, wherein: air guide channel (20) are the S-shaped, germicidal lamp subassembly (2) still include that the cross section is curved second reflector (22), third reflector (23), the upper portion of S-shaped air guide channel (20) is located in second reflector (22) and its interior concave surface corresponds the interior concave surface of the first reflector (21) in left side and arranges, the interior concave surface that the lower part of S-shaped air guide channel (20) and its interior concave surface correspond the first reflector (21) in right side is located in third reflector (23) arranges.

3. An air sterilizer as claimed in claim 2, wherein: the second light reflecting plate (22) and the semi-closed area (211) at the upper part of the first light reflecting plate (21) on the left side jointly enclose to form a first light reflecting area (220) which is approximately circular, the center part of the first light reflecting area (220) is provided with the germicidal lamp tube (24), the arc radius corresponding to the second light reflecting plate (22) is smaller than that corresponding to the semi-closed area (211) at the upper part of the first light reflecting plate (21), and therefore the bottom of the first light reflecting area (220) is provided with a first notch (221) for air to pass through, and the top of the first light reflecting area (220) is provided with a second notch (222) for air to pass through.

4. An air sterilizer as claimed in claim 3, wherein: the arched part of the second reflector (22) is connected to the outer side of the arched part of the upper part of the right first reflector (21) and the arched parts are tangentially arranged at the joint, so that an inverted V-shaped first wind guide surface (223) is formed at the bottom of the joint of the two.

5. An air sterilizer as claimed in claim 2, wherein: the third light reflecting plate (23) and the semi-closed area (211) at the lower part of the first light reflecting plate (21) at the right side jointly enclose to form a second light reflecting area (230) which is approximately circular, the center part of the second light reflecting area (230) is provided with the germicidal lamp tube (24), the arc radius corresponding to the third light reflecting plate (23) is smaller than that corresponding to the semi-closed area (211) at the lower part of the first light reflecting plate (21), and therefore the bottom of the second light reflecting area (230) is provided with a third notch (231) for air to pass through, and the top of the second light reflecting area is provided with a fourth notch (232) for air to pass through.

6. An air sterilizer as claimed in claim 5, wherein: the arched part of the third reflector (23) is connected to the outer side of the arched part of the lower part of the left first reflector (21) and the arched parts are tangentially arranged at the joint, so that an inverted V-shaped second wind guide surface (233) is formed at the bottom of the joint of the two.

7. An air sterilizer as claimed in claim 2, wherein: germicidal lamp subassembly (2) still include outer frame body (25), on the internal perisporium of casing (1) was located in this outer frame body (25), outer frame body (25) are all located in first reflector panel (21), second reflector panel (22), third reflector panel (23) and germicidal lamp pipe (24), be provided with on the inside wall of outer frame body (25) and connect electric piece (26) of being connected with the power, the tip and this electricity of germicidal lamp pipe (24) electricity signal connection of piece (26).

8. 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 located at the upstream of the germicidal lamp assembly (2).

9. An air sterilizer as claimed in any one of claims 1 to 7, wherein: 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).