CN216592141U

CN216592141U - Portable desktop-level air sterilizing device

Info

Publication number: CN216592141U
Application number: CN202123007117.7U
Authority: CN
Inventors: 罗晓阳; 李欣夏; 邵虹; 唐昶宇; 陈勇前; 刘颖彘
Original assignee: Sichuan Shuangyin Chuangjian Technology Co ltd; Chengdu Science and Technology Development Center of CAEP
Current assignee: Sichuan Shuangyin Chuangjian Technology Co ltd; Chengdu Science and Technology Development Center of CAEP
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-05-24
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses a portable desktop-level air sterilizing device which comprises a shell, wherein an air inlet and an air outlet are formed in the shell, a primary sterilizing cavity and a secondary sterilizing cavity are formed in the shell, the primary sterilizing cavity and the secondary sterilizing cavity are communicated, and a negative ion generator and an ozone generator are arranged in the primary sterilizing cavity; the negative ions generated by the negative ion generator and the ozone generated by the ozone generator form sterilizing gas under the action of a magnetic field; an ultraviolet lamp and a catalytic net are arranged in the secondary sterilizing cavity, and a heating device is arranged in a communication channel between the primary sterilizing cavity and the secondary sterilizing cavity. The purpose is that the bacterium and virus in the air can be quickly killed by the synergistic action of the negative ions, the ozone and the photocatalysis, the enhanced oxidation of the magnetic field and the ozone degradation of the heating device.

Description

Portable desktop-level air sterilizing device

Technical Field

The utility model relates to the technical field of air disinfection, in particular to a portable desktop-level air disinfection device.

Background

In interpersonal communication, bacteria and viruses are generally spread to each other through the air, so that respiratory transmission paths are quickly blocked, and the risk of disease transmission is reduced.

Aiming at the dynamic sterilization of air, the currently common technical means include methods such as fiber filter material filtration, static electricity, ultraviolet rays and ultraviolet light catalysis, and the single technical means have the defects of slow sterilization rate and restriction on the requirement of quick sterilization of the environment.

Ozone has very strong activity, and its oxidizing power is strong, can direct action in bacterium, virus and volatile organic gas, plays the disinfection of disinfecting, air-purifying effect, but in the practical application, the risk that ozone was revealed can be brought to simple ozone disinfection, if equipment control is improper, also can harm the human body when disinfecting the purification, produces the health hidden danger.

Disclosure of Invention

In order to solve the problems, the utility model provides a portable desktop air sterilizing device, which introduces multi-stage sterilization, realizes the rapid sterilization of bacteria and viruses in the air by the synergistic action of negative ions, ozone and photocatalysis, enhanced oxidation of a magnetic field and ozone degradation of a heating device, and is small and exquisite, can comprehensively and efficiently sterilize various bacteria in the air, can coexist in a man-machine manner, and forms a protective barrier in interpersonal communication.

In order to achieve the purpose, the utility model provides the following specific technical scheme: a portable desktop-level air killing device comprises a shell, wherein an air inlet and an air outlet are formed in the shell, a primary killing cavity and a secondary killing cavity are formed in the shell, the primary killing cavity and the secondary killing cavity are communicated, and a negative ion generator and an ozone generator are arranged in the primary killing cavity; the negative ions generated by the negative ion generator and the ozone generated by the ozone generator form sterilizing gas under the action of a magnetic field; an ultraviolet lamp and a catalytic net are arranged in the secondary sterilizing cavity, and a heating device is arranged in a communication channel between the primary sterilizing cavity and the secondary sterilizing cavity.

Preferably, the air inlet is located the downside of shell, the air outlet is located the upside of shell, the length of air outlet is equivalent with the length of shell, air outlet department is provided with the air curtain machine, the wind of air outlet department passes through the air curtain machine and forms the air curtain.

Preferably, the magnetic field in the primary killing cavity is formed by magnetic poles, the magnetic poles are distributed at four corners in the primary killing cavity, the N pole and the S pole of each magnetic pole are oppositely arranged, and the magnetic induction intensity generated by each magnetic pole is 0T-1.5T.

Preferably, the ultraviolet lamps in the secondary sterilizing cavity are arranged corresponding to the catalytic mesh, the number of the ultraviolet lamps is two, the two ultraviolet lamps are symmetrically arranged on two sides of the catalytic mesh, and the ultraviolet lamps are LED ultraviolet lamps with a wave band of 222nm-295nm or ultraviolet mercury lamps with a wave band of 185nm-254 nm.

Preferably, the catalysis net and the ultraviolet lamp are arranged in parallel, the size of the catalysis net is larger than that of the air outlet, and the secondary killing cavity is located close to the air outlet.

Preferably, the heating device is an electromagnetic heater, an infrared heater or a resistance heater.

Preferably, the number of the air inlets is two, the two air inlets are symmetrically arranged on two sides of the shell, and the fan is arranged at the position of the air inlet.

Compared with the prior art, the utility model has the following advantages:

1. the magnetic field is creatively introduced in the process of oxidizing, sterilizing and killing the negative ions and the ozone, so that the release concentration of the negative ions is greatly enhanced, and the released negative ions can be intercepted, so that the negative ions stay in the cavity, and the quick sterilization and killing of bacteria and viruses without dead angles are realized;

2. the utility model introduces the heating device, and the heating device can quickly degrade the trace ozone which can escape, thereby realizing human-computer coexistence;

3. the device of the utility model uses the symmetrical fans at the bottom of the device to suck the air containing virus at two sides, and the air passes through the multistage sterilization in the device, and combines the air curtain machine at the top of the device to form a clean air wall, thereby blocking the air from being transmitted through the respiratory tract when users communicate face to face, effectively forming a protective barrier and ensuring zero infection in the interpersonal communication process.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

in the figure: 1-an air curtain machine; 2-an ultraviolet lamp; 3-a catalytic mesh; 4-a heating device; 5-an ozone generator; 6-negative ion generator; 7-magnetic pole; 8-a fan; 9-inner shell; 10-shell.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in figure 1, a portable desktop-level air sterilizing device can be directly placed on a desktop for use, is placed between users during use, forms an air curtain through the device, separates air on two sides, sucks air containing bacteria and viruses from a fan 8 at the bottom of the device to enter the device, and blows out the air curtain by an air curtain machine 1 after a sterilizing process is completed inside the device.

The sterilizing device specifically comprises a shell 10, wherein an air inlet and an air outlet are formed in the shell 10, in the embodiment, the number of the air inlets is two, the two air inlets are symmetrically formed in two sides of the shell 10, air containing viruses and bacteria is conveniently sucked into the device from two sides for sterilizing, and a fan 8 is arranged at the air inlet.

A primary sterilizing cavity and a secondary sterilizing cavity are arranged in the shell 10, external air enters from the air inlet, sequentially passes through the primary sterilizing cavity and the secondary sterilizing cavity and then is discharged from the air outlet, the primary sterilizing cavity is communicated with the secondary sterilizing cavity, and a negative ion generator 6 and an ozone generator 5 are arranged in the primary sterilizing cavity; the negative ions generated by the negative ion generator 6 and the ozone generated by the ozone generator 5 form sterilizing gas under the action of a magnetic field; an ultraviolet lamp 2 and a catalytic net 3 are arranged in the secondary sterilizing cavity, and a heating device is arranged in a communicating channel of the primary sterilizing cavity and the secondary sterilizing cavity.

The air inlet is located the downside of shell 10, the air outlet is located the upside of shell 10, the length of air outlet is equivalent with the length of shell 10, air outlet department is provided with air curtain machine 1, and air curtain machine 1 is adorned in device top air outlet department for clean air after killing in the device discharges, the wind of air outlet department passes through air curtain machine 1 and forms the air curtain to the circulation of air of the user of separation both sides. An inner shell 9 is further arranged in the outer shell 10, the inner shell 9 is used for loading various components, and power supplies and flat cables of various components are installed in a space formed between the outer shell 10 and the inner shell 9 in a distributed mode.

The magnetic field in the primary killing cavity is formed by magnetic poles 7, the magnetic poles 7 are distributed at four corners in the primary killing cavity, the N pole and the S pole of the magnetic poles 7 are oppositely arranged, and the magnetic induction intensity generated by the magnetic poles 7 is 0T-1.5T. The magnetic pole 7 is arranged in the middle of the bottom of the device, the magnetic pole 7 is a permanent magnet or an electromagnet, and is distributed around the primary killing cavity at the bottom of the device to improve the concentration of negative ions and increase the retention time of the negative ions, and the oxidizing killing effect is enhanced through the synergistic effect of the magnetic field, the negative ions and ozone, so that the killing effect is enhanced.

The ultraviolet lamps 2 in the secondary sterilizing cavity are arranged corresponding to the catalytic net 3, the number of the ultraviolet lamps 2 is two, the two ultraviolet lamps 2 are symmetrically arranged on two sides of the catalytic net 3, and the ultraviolet lamps are LED ultraviolet lamps with wave bands of 222nm-295nm or ultraviolet mercury lamps with wave bands of 185nm-254 nm. The ultraviolet lamps 2 and the catalytic net 3 are positioned in the middle of the device to form a photocatalytic secondary killing cavity, and the ultraviolet lamps 2 are distributed above and below the catalytic net 3.

The catalytic net 3 and the ultraviolet lamp 2 are arranged in parallel, the size of the catalytic net 3 is larger than that of the air outlet, and the secondary killing cavity is positioned close to the air outlet.

The heating device is an electromagnetic heater, an infrared heater or a resistance heater. The heating device 4 is positioned on the right side of the bottom of the device and is used for quickly degrading trace ozone which possibly overflows after being killed by the primary killing cavity.

The fan 8, the first-stage sterilizing cavity, the heating device 4, the second-stage sterilizing cavity and the air curtain machine 1 are distributed in the inner shell 9 in an S shape, so that air is fully resident in the device for sterilizing.

The device concretely kills the process as follows: air containing bacteria and viruses is sucked into the inner shell of the device from the fans 8 symmetrically distributed on two sides of the air inlet of the device, passes through the primary killing cavity formed by the magnetic pole 7, the negative ion generator 6 and the ozone generator 5, the density of negative ions released by the negative ion generator is increased under the action of a magnetic field, high-concentration negative oxygen ions are generated in the air, the charge of particles can be enhanced by the high-concentration negative ions, the efficiency of removing fine dust is improved, meanwhile, the negative ions circularly move in the cavity under the action of magnetic induction, the residence time is prolonged, and the ozone generator 5 in the cavity releases trace ozone, so that the bacteria and viruses in the air can be efficiently and quickly killed by the synergistic action of the negative ions and the ozone generator. Then, the trace ozone escaping from the first-stage sterilizing cavity is quickly degraded through the heating device 4, so that the ozone is prevented from escaping from the device. Secondly, the air for killing enters a secondary killing cavity formed by the ultraviolet lamp 2 and the catalytic net 3 through the ventilation opening to carry out photocatalytic secondary killing. Finally, the air curtain machine 1 releases the sterilized clean air to the environment to form an air wall, and the propagation path of the respiratory tract is blocked.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a portable desktop level air device that disappears, includes shell (10), be provided with air intake and air outlet on shell (10), its characterized in that: a primary sterilizing cavity and a secondary sterilizing cavity are arranged in the shell (10), the primary sterilizing cavity and the secondary sterilizing cavity are communicated, and a negative ion generator (6) and an ozone generator (5) are arranged in the primary sterilizing cavity; the negative ions generated by the negative ion generator (6) and the ozone generated by the ozone generator (5) form sterilizing gas under the action of a magnetic field; an ultraviolet lamp (2) and a catalytic net (3) are arranged in the secondary sterilizing cavity, and a heating device is arranged in a communicating channel of the primary sterilizing cavity and the secondary sterilizing cavity.

2. The portable tabletop air disinfecting device of claim 1, wherein: the air inlet is located the downside of shell (10), the air outlet is located the upside of shell (10), the length of air outlet is equivalent with the length of shell (10), air outlet department is provided with air curtain machine (1), the wind of air outlet department passes through air curtain machine (1) and forms the air curtain.

3. The portable tabletop air disinfecting device of claim 1, wherein: the magnetic field in the primary killing cavity is formed by magnetic poles (7), the magnetic poles (7) are distributed at four corners in the primary killing cavity, the N pole and the S pole of the magnetic poles (7) are oppositely arranged, and the magnetic induction intensity generated by the magnetic poles (7) is 0T-1.5T.

4. The portable tabletop air disinfecting device of claim 1, wherein: the ultraviolet lamps (2) in the secondary sterilizing cavity are arranged corresponding to the catalytic net (3), the number of the ultraviolet lamps (2) is two, the two ultraviolet lamps (2) are symmetrically arranged on two sides of the catalytic net (3), and the ultraviolet lamps are LED ultraviolet lamps with wave bands of 222nm-295nm or ultraviolet mercury lamps with wave bands of 185nm-254 nm.

5. The portable tabletop air disinfecting device of claim 4, wherein: the catalytic net (3) and the ultraviolet lamp (2) are arranged in parallel, the size of the catalytic net (3) is larger than that of the air outlet, and the secondary killing cavity is located at a position close to the air outlet.

6. The portable tabletop air disinfecting device of claim 1, wherein: the heating device is an electromagnetic heater, an infrared heater or a resistance heater.

7. The portable tabletop air sterilizer of any one of claims 1 to 6, wherein: the air inlets are two and symmetrically arranged on two sides of the shell (10), and the air inlets are provided with fans (8).