阅读说明：本技术 一种循环空气消毒灭菌装置及方法 (Circulating air disinfection and sterilization device and method ) 是由 刘学 于 2020-04-14 设计创作，主要内容包括：本发明属于消毒灭菌的技术领域,公开了一种循环空气消毒灭菌装置及方法。其中,该循环空气消毒灭菌装置包括空气循环系统,所述空气循环系统的进风口依次连接有辐照杀菌机构和送风机；其中：所述辐照杀菌机构包括灭菌仓,所述灭菌仓的进风口通过第一管道与所述送风机的送风口连接,所述灭菌仓的出风口通过第二管道与所述空气循环系统的进风口连接；所述灭菌仓的顶部设置有辐照杀菌装置。该循环空气消毒灭菌装置及方法实现了在常温状态下对室内空气全方位灭菌处理,不会造成室内空气及空气循环系统内有消毒剂等化学物质残留,无二次污染,灭菌消毒效果理想,而且,灭菌消毒过程用时短,效率高。(The invention belongs to the technical field of disinfection and sterilization, and discloses a circulating air disinfection and sterilization device and method. The circulating air sterilization device comprises an air circulating system, wherein an air inlet of the air circulating system is sequentially connected with an irradiation sterilization mechanism and a blower; wherein: the irradiation sterilization mechanism comprises a sterilization bin, an air inlet of the sterilization bin is connected with an air supply outlet of the air feeder through a first pipeline, and an air outlet of the sterilization bin is connected with an air inlet of the air circulation system through a second pipeline; and an irradiation sterilization device is arranged at the top of the sterilization bin. The device and the method for sterilizing the circulating air realize the omnibearing sterilization treatment of the indoor air under the normal temperature state, do not cause chemical substance residues such as disinfectant in the indoor air and the air circulating system, have no secondary pollution, have ideal sterilization and disinfection effects, and have short time and high efficiency in the sterilization and disinfection process.)

1. A circulating air disinfection and sterilization device comprises an air circulating system, and is characterized in that an air inlet of the air circulating system is sequentially connected with an irradiation sterilization mechanism and a blower; wherein:

the irradiation sterilization mechanism comprises a sterilization bin, an air inlet of the sterilization bin is connected with an air supply outlet of the air feeder through a first pipeline, and an air outlet of the sterilization bin is connected with an air inlet of the air circulation system through a second pipeline; and an irradiation sterilization device is arranged at the top of the sterilization bin.

2. The circulating air sterilization device according to claim 1, wherein the radiation sterilization device is an electron accelerator disposed at the top of the sterilization chamber, and an output end of the electron accelerator extends into the sterilization chamber.

3. The apparatus as claimed in claim 2, wherein the electron accelerator has a power of 14 Kw.

4. The circulating air sterilization apparatus according to claim 1, wherein the air inlet and the air outlet of the sterilization chamber are each provided with a check valve.

5. The apparatus as claimed in claim 1, wherein the sterilizing chamber is externally covered with a radiation-proof lead plate.

6. A method of sterilizing circulated air using the apparatus according to any one of claims 1 to 5, comprising:

the blower sends indoor air into the sterilization bin at a stable flow rate through the first pipeline;

starting an irradiation sterilization device, and performing sterilization treatment on the air in the sterilization bin to obtain clean air;

the clean air enters the air circulation system through the second pipeline and is conveyed to the designated room by the air circulation system.

7. The method according to claim 6, wherein the radiation sterilizing apparatus irradiates the air with a dose ranging from 10kGy to 15kGy for a period of 3 to 5 seconds.

Technical Field

The invention belongs to the technical field of disinfection and sterilization, and particularly relates to a circulating air disinfection and sterilization device and method.

Background

At present, an air circulation system is adopted in many occasions, such as a central air conditioner used in closed public buildings or equipment of markets, hotels, office buildings, airplanes, trains, ships and the like, a plurality of areas, cabins or rooms share one air circulation system, and the closed public buildings or equipment have the problem of cross use of multiple areas and multiple persons, and particularly have health safety hidden dangers for infection modes such as viruses and the like transmitted through air; and the air circulation system is a closed circulation system, and is a place where microorganisms and harmful germs multiply. The traditional method for sterilizing and disinfecting the circulating air is generally to spray disinfectant, but the method has dead angles when spraying, can not continuously sterilize and disinfect the indoor air, has residual chemical harmful substances and is not beneficial to the health of personnel.

Disclosure of Invention

The invention aims to provide a device and a method for sterilizing and disinfecting circulating air, so as to solve one or more technical problems in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

on one hand, the invention provides a circulating air disinfection and sterilization device, which comprises an air circulating system, wherein an air inlet of the air circulating system is sequentially connected with an irradiation sterilization mechanism and a blower; wherein:

the irradiation sterilization mechanism comprises a sterilization bin, an air inlet of the sterilization bin is connected with an air supply outlet of the air feeder through a first pipeline, and an air outlet of the sterilization bin is connected with an air inlet of the air circulation system through a second pipeline; and an irradiation sterilization device is arranged at the top of the sterilization bin.

Furthermore, the irradiation sterilization device is an electron accelerator arranged at the top of the sterilization bin, and the output end of the electron accelerator extends into the sterilization bin.

Further, the electron accelerator is an electron accelerator with a power of 14 Kw.

Furthermore, the air inlet and the air outlet of the sterilization bin are respectively provided with a check valve.

Furthermore, the outside of the sterilization bin is wrapped with an anti-radiation lead plate.

In another aspect, the present invention further provides a method for sterilizing circulated air using the apparatus for sterilizing circulated air, the method comprising:

the blower sends indoor air into the sterilization bin at a stable flow rate through the first pipeline;

starting an irradiation sterilization device, and performing sterilization treatment on the air in the sterilization bin to obtain clean air;

the clean air enters the air circulation system through the second pipeline and is conveyed to the designated room by the air circulation system.

Furthermore, the irradiation metering range of the irradiation sterilization device is 10kGy-15kGy, and the irradiation time is 3-5 seconds.

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects or advantages:

the device and the method for sterilizing the circulating air realize the omnibearing sterilization treatment of the indoor air under the normal temperature state, do not cause chemical substance residues such as disinfector and the like in the indoor air and the air circulating system, have no secondary pollution, have ideal sterilization and disinfection effects, and have short time and high efficiency in the sterilization and disinfection process.

Specific embodiments of the present invention are disclosed in detail with reference to the following description and drawings, indicating the manner in which the principles of the invention may be employed. It should be understood that the embodiments of the invention are not so limited in scope. The embodiments of the invention include many variations, modifications and equivalents within the spirit and scope of the appended claims.

Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments, in combination with or instead of the features of the other embodiments.

It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, integers, steps or components but does not preclude the presence or addition of one or more other features, integers, steps or components.

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 described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic structural diagram of a circulating air sterilization device according to an embodiment of the present invention;

fig. 2 is a flow chart of a method for sterilizing circulated air according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that the indication of the orientation or the positional relationship is based on the orientation or the positional relationship shown in the drawings, or the orientation or the positional relationship which is usually placed when the product of the present invention is used, or the orientation or the positional relationship which is usually understood by those skilled in the art, or the orientation or the positional relationship which is usually placed when the product of the present invention is used, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, cannot be understood as limiting the present invention.

In the description of the embodiments of the present invention, it should be further noted that the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; may be directly connected or indirectly connected through an intermediate. For those skilled in the art, the drawings of the embodiments with specific meanings of the terms in the present invention can be understood in specific situations, and the technical solutions in the embodiments of the present invention are clearly and completely described. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, an embodiment of the present invention provides a circulating air sterilization device, which includes an air circulation system 3, wherein an air inlet of the air circulation system 3 is sequentially connected with an irradiation sterilization mechanism and a blower 1; wherein:

the irradiation sterilization mechanism comprises a sterilization bin 21, an air inlet of the sterilization bin 21 is connected with an air supply outlet of the air blower 1 through a first pipeline 22, and an air outlet of the sterilization bin 21 is connected with an air inlet of the air circulation system 3 through a second pipeline 23; the top of the sterilization bin 21 is provided with an irradiation sterilization device 24.

It should be noted that the air circulation system in the embodiment of the present invention may be a home central air conditioning system, a mall central air conditioning system, an office building central air conditioning system, an airplane central air conditioning system, a ship central air conditioning system, or a train central air conditioning system, which is not limited herein.

In a specific implementation process, the radiation sterilization device 24 mainly includes a cobalt-60 gamma source and an electron accelerator, which is preferably disposed at the top of the sterilization chamber 21 in the embodiment of the present invention, and the output end of the electron accelerator extends into the sterilization chamber 21. The high-energy electron beam irradiation produced by the electron accelerator can make some substances produce physical, chemical and biological effects, and can effectively kill pathogenic bacteria, viruses and pests. The method has the advantages of normal temperature, no damage, no residual toxicity, environmental protection, low energy consumption, simple and convenient operation, high automation degree, suitability for large-scale industrial production and the like.

Further, there are various types of electron accelerators, and the electron accelerator 7 in the embodiment of the present invention specifically uses an electron accelerator with a power of 14 Kw.

In a specific implementation process, in order to ensure that air can smoothly enter the blower 1, the sterilization chamber 21 and the air circulation system 3 in sequence and avoid the situation that the air in the air circulation system 3 flows back to the sterilization chamber 21 and the air in the sterilization chamber 21 flows back to the blower, in a further embodiment, the air inlet and the air outlet of the sterilization chamber 21 are respectively provided with a check valve 25 and a check valve 26.

In order to avoid exposure to radiation of personnel working in the vicinity of the apparatus in a particular embodiment, in a further embodiment, the sterilization chamber 21 is surrounded by a radiation protection plumbing panel 27 in embodiments of the present invention which protect personnel working in the vicinity of the apparatus from radiation.

Based on the above circulating air sterilization device, an embodiment of the present invention further provides a circulating air sterilization method using the above circulating air sterilization device, as shown in fig. 2, the method includes the following steps:

step S1: the blower sends indoor air into the sterilization bin at a stable flow rate through the first pipeline;

step S2: starting an irradiation sterilization device, and performing sterilization treatment on the air in the sterilization bin to obtain clean air;

step S3: the clean air enters the air circulation system through the second pipeline and is conveyed to the designated room by the air circulation system.

It should be noted that, since the air circulation system is shared by a plurality of areas, cabins or rooms, and each area, cabin or room is provided with a control switch, the designated room in the embodiment of the present invention refers to an area, cabin or room in which the air circulation system is turned on.

In a specific implementation process, in order to ensure the sterilization effect, the irradiation metering range of the irradiation sterilization device in step S2 of the embodiment of the present invention is 10kGy to 15kGy, and the irradiation time is 3 to 5 seconds.

The device and the method for sterilizing the circulating air realize the omnibearing sterilization treatment of the indoor air at normal temperature, do not cause chemical substance residues such as disinfectants and the like in the indoor air and air circulating system, have no secondary pollution, have ideal sterilization and disinfection effects, short time consumption in the sterilization and disinfection process and high efficiency.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.