CN211953080U

CN211953080U - Air sterilizer

Info

Publication number: CN211953080U
Application number: CN202020201794.9U
Authority: CN
Inventors: 陈娉; 黄然; 陶伟; 许凯
Original assignee: Hefei Qingkong Purification Technology Co ltd
Current assignee: Hefei Qingkong Purification Technology Co ltd
Priority date: 2020-02-24
Filing date: 2020-02-24
Publication date: 2020-11-17
Anticipated expiration: 2030-02-24

Abstract

The utility model discloses an air sterilizing machine, including casing, fan, filter screen, ultraviolet lamp, air intake, air outlet have on the casing, the filter screen is installed in the casing between air intake and air outlet, and filter screen and shells inner wall combine closely for realize that the air is installed inside the casing by the fan of air intake flow direction air outlet, ultraviolet lamp installs in the casing between air intake and air outlet, and ultraviolet lamp shines on the windward side of filter screen. The utility model has the advantages that: the efficient filter screen is utilized to effectively intercept bacteria and viruses in the air, and in addition, the ultraviolet rays are used for directly irradiating the filter screen to kill deposited bacteria and viruses in time, so that the mechanism that the existing ultraviolet air sterilizing machine directly irradiates the air is changed, the problem of insufficient sterilizing efficiency is solved without depending on large air volume and a high-strength ultraviolet lamp, then, the power consumption is reduced, the noise of the whole machine is reduced, and the ultraviolet sterilizing machine has the characteristics of small volume, low power consumption, low noise, high sterilizing efficiency and the like.

Description

Air sterilizer

Technical Field

The utility model belongs to the technical field of an air sterilizing machine and specifically relates to a collect high-efficient filter screen purification, ultraviolet ray disinfection is integrative, can realize that man-machine uses under the environment altogether, the equipment is convenient and install swift, is applicable to civilian, like the ultraviolet ray air purification sterilizing machine of scenes such as family, office, hotel, dining room, school.

Background

Because of poor air circulation, a large amount of harmful bacteria and viruses are filled and bred. With the rapid development of public health service in China, people pay more attention to health, particularly SARS in 2003 and novel coronavirus pneumonia outbreak in 2020, and are more and more conscious of good indoor air quality.

The ultraviolet air sterilizer is a common air sterilizer and is also one of three indoor air sterilizers which can coexist in human and machine based on physical mechanism and indicated by the industry standard WS/T648-2019 general sanitation requirement of air sterilizer in 2019 of the State health and welfare Commission.

The ultraviolet air disinfector is mainly used for circulating air ultraviolet air disinfectors in the medical market. In order to increase the contact time between air flow and ultraviolet rays, according to the national standard GB28235-2011 safety and sanitation standard of ultraviolet air disinfectors, the circulating air volume when leaving a factory is not less than 10 times of the applicable volume. Because the requirement of the air quantity is high, in view of the fact that the wind resistance cannot be high, otherwise, the noise and the power consumption are too high, the ultraviolet disinfection machine is generally only provided with a primary-effect filter and a medium-effect filter, such as an aluminum plate net and an activated carbon fiber net, and large particles are shielded from entering a fan and a shell. The circulating air ultraviolet air sterilizer is generally only suitable for occasions such as hospitals, production workshops and the like, has large volume, high noise and high energy consumption, and can not meet the requirements of common civil occasions.

In addition, present high-efficient filtering capability's air purifier comes to remove the haze to the air and gets rid of the microorganism, and this kind of equipment can only play the filtering action and do not have timely bacterium and the virus of intercepting on the filter screen to disinfect, disinfect through haze, bacterium and the virus of filter screen in to the air, and bacterium and virus breed very easily on the filter screen, produce secondary pollution to the environment.

In order to improve the disinfection function of the air purifier, it is necessary to increase the sterilization function and prolong the sterilization time without sacrificing noise and power consumption and increasing the air volume, application No.: 201810770304.4, it discloses an air purifier, the purifying method changes the installation direction of the fan, makes the axis of the fan consistent with the length direction of the shell, the air inlet direction of the fan is perpendicular to the air outlet direction, prolongs the circulation time of the air in the air purifier, at the same time, adds the ultraviolet lamp between the fan and the air outlet, the ultraviolet ray is used to sterilize the air. The method still irradiates air by ultraviolet rays, the mechanism of the method is similar to that of a circulating air ultraviolet sterilizer, and the flowing air is difficult to be effectively sterilized and disinfected in a short time.

Therefore, the ultraviolet air purifying and sterilizing machine suitable for civil scenes, such as scenes of families, offices, hotels, restaurants, schools and the like, needs to be solved urgently, and the ultraviolet air purifying and sterilizing machine which can effectively sterilize only by low air volume needs to be realized, so that the necessary characteristics of low power consumption, low noise, small volume, flexible assembly, convenient installation, safe use and human-computer co-location, which are required by civil scene products, can be ensured.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that how to solve the problem that the ultraviolet air sterilizer in the prior art is large in volume, high in power consumption, large in noise and difficult to effectively sterilize and disinfect the flowing air in a short time.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

the utility model provides an air sterilizing machine, includes casing, fan, filter screen, ultraviolet lamp, has air intake, air outlet on the casing, and the filter screen is installed in the casing between air intake and air outlet, and filter screen and shells inner wall in close connection for realize that the air is installed inside the casing by the fan of air intake flow direction air outlet, ultraviolet lamp installs in the casing between air intake and air outlet, ultraviolet lamp shines on the windward side of filter screen.

After the fan is started, indoor air enters from the air inlet, when dirty air passes through the filter screen, dust, bacteria and viruses are effectively intercepted on the air inlet surface of the filter screen, fresh air purified by the filter screen is discharged into a room through the air outlet on the shell, and the bacteria and the viruses intercepted on the air inlet surface of the filter screen are killed under the irradiation of ultraviolet rays for a long time; the utility model discloses a filter screen is carried out interception absorption to bacterium, virus and other pollution particles etc. and is reused ultraviolet lamp and shine filter screen interception adsorption face, and the bacterium and the virus adsorbed on the filter screen in the effectual environment of killing have improved disinfection efficiency by a wide margin, need not compensate the not enough problem of sterilization efficiency by big amount of wind and high strength ultraviolet lamp, have reduced the consumption then, have reduced the complete machine noise. Therefore, the air sterilizer of the utility model has the characteristics of small volume, low power consumption, low noise, high sterilization efficiency and the like.

Preferably, the ultraviolet lamp is installed inside the housing between the air inlet and the filter screen.

Preferably, the ultraviolet light of the ultraviolet lamp can uniformly and completely irradiate the blocking section of the filter screen.

Preferably, the power of the ultraviolet lamp is less than or equal to 10 w.

Preferably, the fan is installed inside the housing between the air outlet and the filter screen.

Preferably, the noise of the fan is less than or equal to 42dB (sound pressure level), and the power is less than or equal to 10 w.

Preferably, the fan fixing device further comprises a fan fixing plate, the fan is installed on the fan fixing plate, and the fan fixing plate is fixed inside the shell.

Preferably, the housing comprises a panel, a main body and a rear plate, the main body is a cavity structure with two hollow ends, the panel is covered at one end of the main body, and the rear plate is covered at the other end of the main body.

Preferably, the volume of the shell is less than or equal to 0.006m³。

Preferably, the rear plate is provided with an air inlet.

Preferably, the inner side surface of the back plate is provided with a fixing device for mounting the ultraviolet lamp.

Preferably, still include the filter screen apron, the casing has the opening that is used for changing the filter screen, and the connection that the filter screen apron can be dismantled is at the opening part. The filter screen apron is convenient for change the filter screen on the one hand, when covering tightly, can compress tightly the filter screen to a certain extent.

Preferably, the filter screen is a filter screen of H11 grade, and a high-efficiency HEPA filter screen of H11 higher grade is further selected.

The utility model has the advantages that:

1. the utility model can intercept and adsorb bacteria, viruses and other pollution particles through the filter screen, and then uses the ultraviolet lamp to irradiate the interception and adsorption surface of the filter screen, so that the equipment can effectively kill the bacteria and viruses adsorbed on the filter screen in the environment, thereby greatly improving the sterilization and disinfection efficiency; the mechanism that the existing ultraviolet air sterilizer directly irradiates air is changed, the number of air circulation times is greatly reduced, and then the power consumption, the noise and the volume are reduced, and the sterilization efficiency is increased.

2. The problem that an existing air purifier is short of an effective disinfection device, bacteria and viruses deposited on a filter screen are not killed in time, and even secondary pollution is caused is solved.

3. The utility model discloses an ultraviolet air sterilizing machine possesses the characteristics of high-efficient disinfection, low-power consumption, low noise, small volume, and has the function to the high-efficient purification of particulate matter pollution in the air concurrently, is applicable to more extensive application scene.

4. The connection that makes ultraviolet lamp can dismantle is convenient for change, and ultraviolet lamp symmetrical arrangement makes light more even.

5. The filter screen apron is convenient for change the filter screen on the one hand, when covering tightly, can compress tightly the filter screen to a certain extent.

Drawings

FIG. 1 is an exploded view of an air sterilizer according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the air sterilizer;

fig. 3 is a cross-sectional view of fig. 2.

Reference numbers in the figures: the device comprises a shell 1, a panel 11, a main body 12, a rear plate 13, a buckle 131, a fan 2, a filter screen 3, an ultraviolet lamp 4, a fan fixing plate 5 and a filter screen cover plate 6.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1, combine fig. 2, fig. 3 shows, an air sterilizing machine, including casing 1, fan 2, filter screen 3, ultraviolet lamp 4, the air intake has on casing 1, the air outlet, fan 2 installs inside casing 1 near air outlet department, ultraviolet lamp 4 installs inside casing 1 near air intake department, filter screen 3 installs between fan 2 and ultraviolet lamp 4,

filter screen

3 and 1 inner wall of casing combine closely, in order to realize filtering completely, avoid the incomplete problem of degerming.

As shown in fig. 3, in the present embodiment, the housing 1 includes a front plate 11, a main body 12, and a rear plate 13, the main body 12 is a rectangular cavity structure with two hollow ends, the front plate 11 is covered on the left end of the main body by screws, and the rear plate 13 is covered on the right end of the main body by screws.

The panel 11 is provided with a button assembly for switching and adjusting the lamp, which can be realized by the prior art;

the top end of the main body 12 is provided with an air outlet in a fence format, the rear plate 13 is provided with an air inlet, and the air outlet is in a fan-shaped fence format; so that the air inlet direction of the fan 2 is vertical to the air outlet direction.

In addition, the air outlet can be arranged on the panel 11 according to the requirement, the forms of the air inlet and the air outlet are not limited to fence grids, and can be honeycomb type or shutter type, and the ultraviolet rays of the rear plate can be shielded by using the wall surface, the desktop, the ground or the ceiling.

In this embodiment, the sterilization effect is good, so that the volume of the housing 1 is reduced, and the volume of the housing 1 is less than or equal to 0.006m³(ii) a The noise of the fan 2 is less than or equal to 42dB (sound pressure level), and the power is less than or equal to 10 w; the power of the ultraviolet lamp 4 is 10w or less.

In this embodiment, the air sterilizer further includes a fan fixing plate 5, the fan 2 is mounted on the fan fixing plate 5 through screws, the fan fixing plate 5 is fixed on the main body 12 through screws, and the fan fixing plate 5 is of a grid structure, so that weight reduction can be achieved.

After the fan 2 and the ultraviolet lamp 4 are started, indoor air enters from the air inlet, when dirty air passes through the filter screen 3, dust, bacteria and viruses are effectively intercepted on the air inlet surface (the right side surface in fig. 3) of the filter screen 3, fresh air purified by the filter screen 3 passes through the air outlet on the shell 1 and is discharged into a room, and the bacteria and the viruses intercepted on the air inlet surface of the filter screen 3 are killed under the irradiation of ultraviolet rays at normal time;

in the embodiment, bacteria, viruses and other pollution particles are intercepted and adsorbed by the filter screen 3, and then the ultraviolet lamp 4 is used for irradiating the intercepting and adsorbing surface of the filter screen 3, so that the equipment not only can filter dust in the environment, but also can effectively kill the bacteria and viruses adsorbed on the filter screen 3 in the environment, the sterilization and disinfection efficiency is greatly improved, the problem of insufficient sterilization efficiency is solved without large air volume and a high-strength ultraviolet lamp, the power consumption is reduced, and the noise of the whole machine is reduced; the filter screen 3 is prevented from becoming a secondary pollution source, and compared with an ultraviolet lamp placed in flowing wind, the novel air purifier has the advantages of low power consumption, low noise, small volume and high efficiency.

Example two:

as shown in fig. 1, on the basis of the first embodiment, a fixing device for installing and clamping the ultraviolet lamp 4 is arranged inside the rear plate 13, and the fixing device is a buckle 131, so that the ultraviolet lamp 4 can be detachably connected, and is convenient to replace.

The arrangement of the ultraviolet lamps 4 is required to meet the requirements of uniform light, complete coverage and no dead angle, and two ultraviolet lamps 4 are arranged in the embodiment and are respectively vertically arranged on two sides of the air inlet. The number and intensity of the ultraviolet lamps can be increased or decreased according to the requirements of sterilization intensity and the like by the skilled person.

Referring to fig. 3, four buckles 131 are divided into two groups, and the buckles 131 are fastened to two ends of the ultraviolet lamp 4. The buckle 131 is an arc structure having a diameter slightly smaller than the diameter of the ultraviolet lamp 4 and a certain elasticity.

The fixing device in this embodiment may be other devices capable of mounting the ultraviolet lamp.

In addition, the ultraviolet lamp 4 should be separated from the blower 2 and the control circuit.

Example three:

as shown in fig. 1, the top end of the main body 12 further includes a filter screen cover plate 6, the filter screen cover plate 6 is located on the right side of the air outlet and above the filter screen 3, an opening for replacing the filter screen 3 is formed in the top surface of the main body 12, the filter screen cover plate 6 can be detachably connected to the opening, the connecting mode can be specifically detached, and the filter screen cover plate 6 can be connected with the main body 12 through screws or can be clamped and connected.

The use of filter screen apron 6 is convenient for change filter screen 3 on the one hand, during the change, opens filter screen apron 6, and the filter screen 3 that will change is taken out to place new filter screen 3, close filter screen apron 6 lid again can, can also be equipped with some archs in filter screen apron 6's bottom simultaneously, make when covering tightly, can compress tightly the filter screen to a certain extent.

In the above embodiment, the filter screen is H11 and higher grade filter screen, and further high-efficient HEPA filter screen of chooseing for use.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an air sterilizing machine, its characterized in that, includes casing, fan, filter screen, ultraviolet lamp, has air intake, air outlet on the casing, and the filter screen is installed in the casing between air intake and air outlet, and filter screen and shells inner wall in close connection for realize that the air is installed inside the casing by the fan of air intake flow direction air outlet, ultraviolet lamp installs in the casing between air intake and air outlet, ultraviolet lamp shines on the windward side of filter screen.

2. An air sterilizer as claimed in claim 1, wherein the ultraviolet lamp is mounted inside the housing between the air inlet and the screen.

3. An air sterilizer as claimed in claim 1, wherein the ultraviolet lamp irradiates the cross section of the filter screen with ultraviolet light uniformly and completely.

4. An air sterilizer as claimed in claim 1 wherein the blower is mounted within the housing between the outlet and the screen.

5. An air sterilizer as claimed in claim 1 further comprising a blower mounting plate on which the blower is mounted, the blower mounting plate being fixed within the housing.

6. An air sterilizer as claimed in claim 1, wherein the housing includes a face plate, a main body and a back plate, the main body is a cavity structure with two hollow ends, the face plate is covered on one end of the main body, and the back plate is covered on the other end of the main body.

7. An air sterilizer as claimed in claim 6 wherein the back plate has air inlets.

8. An air sterilizer as claimed in claim 6, wherein the back plate has fixing means for mounting the ultraviolet lamp on the inner side.

9. An air sterilizer as claimed in claim 1, further comprising a screen cover, the housing having an opening for replacing the screen, the screen cover being removably attached at the opening.

10. An air sterilizer as claimed in claim 1, wherein the screen is of the H11 grade and above.