CN217057751U - Air treatment unit with sterilization function - Google Patents
Air treatment unit with sterilization function Download PDFInfo
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- CN217057751U CN217057751U CN202220837354.1U CN202220837354U CN217057751U CN 217057751 U CN217057751 U CN 217057751U CN 202220837354 U CN202220837354 U CN 202220837354U CN 217057751 U CN217057751 U CN 217057751U
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Abstract
The utility model relates to the technical field of air purification equipment, in particular to an air treatment unit with a sterilization function, which comprises a mixing section, a first treatment section and a second treatment section which are arranged from an air inlet to an air outlet in sequence and are communicated with each other; the mixing section is provided with an air return opening and the air inlet; the first treatment section is internally provided with a sterilization device, and the sterilization device is provided with a built-in cavity for loading sterilization medicaments and a spray head communicated with the built-in cavity; the second treatment section is provided with an air outlet. The utility model provides an air treatment unit sterilization efficiency is high and the security is high.
Description
Technical Field
The utility model relates to an air purification equipment technical field, in particular to air treatment unit with sterilization function.
Background
In order to increase the disinfection function, an ultraviolet disinfection device (such as an ultraviolet air disinfection mechanism disclosed in an invention patent with a patent publication number of CN113432235A, or an air disinfection and purification device disclosed in an invention patent with a patent publication number of CN 101290153B), a plasma module (such as a plasma air disinfection machine disclosed in an invention patent with a patent publication number of CN 112923499A), or an ozone water air cleaning and disinfection machine which introduces air into water with a disinfection effect to disinfect and kill dust, various germs, and harmful gases in the air (such as an ozone water air cleaning and disinfection machine disclosed in an invention patent with a patent publication number of CN 1537638A) are usually disposed in the existing air treatment unit. Although the traditional sterilization device can perform sterilization in a broad spectrum, the action time is relatively short, the sterilization rate to specific pathogenic bacteria such as new corona virus is low, and the traditional sterilization device can easily generate ozone with a certain content in the sterilization process, and the ozone content is continuously accumulated in the continuous air circulation process of the air treatment unit, so that certain safety risk exists for users.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problems that: provided is an air handling unit having a sterilization function, which has a high sterilization rate and high safety.
In order to solve the technical problem, the utility model discloses a technical scheme be: the air processing unit with the sterilization function comprises a mixing section, a first processing section and a second processing section which are arranged from an air inlet to an air outlet in sequence and are communicated with each other;
the mixing section is provided with an air return opening and the air inlet;
the first treatment section is internally provided with a sterilization device, and the sterilization device is provided with a built-in cavity for loading sterilization medicaments and a spray head communicated with the built-in cavity;
the second treatment section is provided with an air outlet.
The sterilization device comprises a sterilization device body, a controller and a control module, wherein the controller is internally provided with a timing module and is electrically connected with the sterilization device.
Wherein, primary filter, surface cooler and the pressurization forced draught blower that has in the first processing section and set gradually by air intake to air outlet, sterilizing equipment set up with between surface cooler and the pressurization forced draught blower.
The second treatment section is internally provided with a medium efficiency filter, a heater and a humidifier which are sequentially arranged from the air inlet to the air outlet.
Wherein, the heater is an electric heater or a heating coil.
The surface air cooler is arranged in the first treatment section, the heater is arranged in the second treatment section, and the surface air cooler is connected with the heater through a pipeline.
The beneficial effects of the utility model reside in that: the sterilizing device is arranged in the air processing unit, so that the sterilizing agent loaded in the sterilizing device is released in the first processing section in a spraying mode through the sterilizing device and is mixed with fresh air and return air, so that the agent particles are promoted to be fully contacted with pathogenic bacteria in the mixed air, and the function of full sterilization is realized.
Drawings
Fig. 1 is a schematic structural view of an air treatment unit according to an embodiment of the present invention.
Description of reference numerals: 1. an air inlet; 2. an air return inlet; 3. a mixing section; 4. a first processing section; 5. a primary filter; 6. a surface cooler; 7. a pressurizing blower; 8. a sterilization device; 9. a second treatment stage; 10. an intermediate-efficiency filter; 11. a heater; 12. a humidifier; 13. and (7) air outlet.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1, the air handling unit with sterilization function includes a mixing section 3, a first processing section 4 and a second processing section 9, which are sequentially arranged from an air inlet 1 to an air outlet 13 and are communicated with each other;
the mixing section 3 is provided with a return air inlet 2 and the air inlet 1;
the first treatment section 4 is internally provided with a sterilization device 8, and the sterilization device 8 is provided with a built-in cavity for loading sterilization agents and a spray head communicated with the built-in cavity;
the second processing section 9 is provided with an air outlet 13.
In this context, the fresh air is air outside the building or air that has not been circulated through an air handling system (air conditioning system) prior to entering the building.
In this context, the return air is air that is circulated through an air handling system (air conditioning system) within the building.
Fresh air enters the air handling unit through the air inlet 1, return air enters the air handling unit through the return air inlet 2, and the fresh air and the return air are fully mixed in the mixing section 3 to form mixed air. When the fresh air degree of the indoor air is improved by introducing the fresh air, the temperature and the humidity of the fresh air are adjusted by returning the air, so that the energy consumption of the air handling unit for adjusting the temperature and the humidity of the fresh air is reduced.
The sterilization device 8 is arranged in the first treatment stage 4 to release the sterilization agent loaded in the built-in volume in the second treatment stage 9 by spraying through its spray head and to mix it with the mixing air. The sterilizing agent can be any one of commercially available spray-type sterilizing agents meeting the safety standard, and the sterilizing agent can be used for killing neocoronaviruses, escherichia coli, salmonella typhi b, staphylococcus aureus, SV herpes simplex viruses, legionella bacteria, klebsiella pneumoniae, common molds, microorganisms and various cold pathogenic bacteria, such as sandefen purifying liquid. The sterilization agent is passed through a loading tank or a loading cassette inside the sterilization apparatus 8 and is pre-filled. Of course, it is also permissible to pipe-connect the sterilization apparatus 8 with an external agent storage device to continuously fill the sterilization apparatus 8 with the sterilization agent. The atomization structure in the sterilization device 8 can be of an ultrasonic type, a compression type or a net type. Although the smaller the atomized particles generated by the spray head, the more sufficient the contact with the aerosol containing pathogenic bacteria dissolved in the air, and the better the sterilization effect, the smaller the atomized particles are, the more easily inhaled by the user, and there is a certain safety risk, so the preferred atomized particle size is larger than 10 μm.
In one embodiment, the air handling unit further comprises a controller having a timing module therein, the controller being electrically connected to the sterilization device 8. Namely, the timing module arranged in the controller is used for controlling the starting of the sterilization device 8 to carry out sterilization duration, and the sterilization device 8 is started at regular time, so that periodic sterilization is realized. In one embodiment, the controller has the following control flow: s1, detecting the germ in the controlled space (indoor); s2, regulating and controlling to close the fresh air inlet and executing an air return internal circulation sterilization mode, namely starting a sterilization device, and treating for 10-30 min; and S3, after the completion, starting fresh air supply and an exhaust air replacement mode (in the embodiment, the controller also controls the on-off of the air handling unit at the exhaust side of the controlled space), operating the fresh air replacement mode, and allowing the exhaust side to exhaust air after the air at the exhaust side meets the national sanitary emission requirements.
Further, the first treatment section 4 is internally provided with a primary filter 5, a surface air cooler 6 and a pressure air feeder 7 which are sequentially arranged from an air inlet 1 to an air outlet 13, and the sterilization device 8 is arranged between the surface air cooler 6 and the pressure air feeder 7.
The primary filter 5 is used for primary filtering of the mixed air to remove dust particles with a size larger than 5 μm from the mixed air. The surface cooler 6 is used to condition (cool or heat) and dehumidify the mixed air. The pressure blower 7 is used to mix the mixed air and the atomized particles of the sterilizing agent thoroughly and to feed them into the second treatment section 9.
Further, the second treatment section 9 is internally provided with a medium efficiency filter 10, a heater 11 and a humidifier 12 which are sequentially arranged from the air inlet 1 to the air outlet 13.
The medium-efficiency filter 10 is used for filtering out dust particles and suspended matters with the size of 1-5 mu m in the air sent by the pressurizing air blower 7, and can partially filter out pathogenic bacteria sol particles inactivated or inhibited by a sterilizing agent. The heater 11 is used to condition the air passing through the intermediate filter 10. The humidifier 12 is used to humidify the air passing through the intermediate filter 10. So as to keep the indoor air at constant temperature and humidity through the mutual linkage of the various temperature and humidity adjusting structures.
In one embodiment, the heater 11 is an electric heater or a heating coil.
In another alternative embodiment, a surface cooler 6 is arranged in the first treatment section 4, a heater 11 is arranged in the second treatment section 9, and the surface cooler 6 is connected with the heater 11 through a pipeline. In this scheme, the surface air cooler 6 is connected with the heater 11 through a pipeline, so that redundant heat sources or cold sources in the mixed air are absorbed through the surface air cooler 6 at the front section, and the absorbed heat sources or cold sources are conveyed into the heater 11 through pipeline connection, so that the heat sources and the cold sources are reused, and the overall power consumption of the air handling unit is reduced.
The utility model provides an air treatment unit with sterilization function can be used to the air purification in public place, personnel intensive places such as market, hospital.
Example 1
The air processing unit with the sterilization function comprises a mixing section 3, a first processing section 4 and a second processing section 9 which are sequentially arranged from an air inlet 1 to an air outlet 13 and are communicated with one another;
the mixing section 3 is provided with a return air inlet 2 and the air inlet 1;
the first treatment section 4 is internally provided with a sterilization device 8, and the sterilization device 8 is provided with a built-in cavity for loading sterilization medicaments and a spray head communicated with the built-in cavity;
the second treatment section 9 is provided with an air outlet 13;
the air treatment unit further comprises a controller, a timing module is arranged in the controller, and the controller is electrically connected with the sterilization device 8;
the first treatment section 4 is internally provided with a primary filter 5, a surface air cooler 6 and a pressure blower 7 which are sequentially arranged from an air inlet 1 to an air outlet 13, and the sterilization device 8 is arranged between the surface air cooler 6 and the pressure blower 7;
the second treatment section 9 is internally provided with a medium efficiency filter 10, a heater 11 and a humidifier 12 which are sequentially arranged from an air inlet 1 to an air outlet 13;
the heater 11 is an electric heater or a heating coil.
Example 2
The air treatment unit with the sterilization function comprises a mixing section 3, a first treatment section 4 and a second treatment section 9 which are sequentially arranged from an air inlet 1 to an air outlet 13 and are communicated with each other;
the mixing section 3 is provided with an air return port 2 and the air inlet 1;
the first treatment section 4 is internally provided with a sterilization device 8, and the sterilization device 8 is provided with a built-in cavity for loading sterilization agents and a spray head communicated with the built-in cavity;
the second treatment section 9 is provided with an air outlet 13;
the air treatment unit further comprises a controller, a timing module is arranged in the controller, and the controller is electrically connected with the sterilization device 8;
the first treatment section 4 is internally provided with a primary filter 5, a surface cooler 6 and a pressure blower 7 which are sequentially arranged from an air inlet 1 to an air outlet 13, and the sterilization device 8 is arranged between the surface cooler 6 and the pressure blower 7;
the second treatment section 9 is internally provided with a medium efficiency filter 10, a heater 11 and a humidifier 12 which are sequentially arranged from an air inlet 1 to an air outlet 13;
the surface cooler 6 is connected with the heater 11 through a pipeline.
Specifically, fresh air and return air respectively enter a mixing section 3 through an air inlet 1 and a return air inlet 2 and are fully mixed, then dust particles and suspended matters larger than 5 microns in the mixed air are filtered through a primary filter 5, and the mixed air is subjected to temperature adjustment through a surface air cooler 6. The sterilizing device 8 atomizes the sterilizing agent to generate atomized particles with the diameter larger than 10 mu m, and the atomized particles are fully mixed with the mixed air after temperature adjustment so as to inactivate or inhibit pathogenic bacteria in the air. The sterilized air is sent into a second treatment section 9 through a pressurizing blower 7, and passes through an intermediate efficiency filter 10 and a heater 11, namely a humidifier 12, so as to filter out dust particles and suspended matters with the particle size of 1-5 microns in the air and aerosol in which inactivated or activity-inhibiting pathogenic bacteria are partially dissolved, the air is subjected to temperature and humidity adjustment, and finally the air is sent into a room through an air outlet 13, so that the indoor air is purified and the indoor air is kept at a constant temperature and humidity.
The above mentioned is only the embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (6)
1. The air processing unit with the sterilization function is characterized by comprising a mixing section, a first processing section and a second processing section which are arranged from an air inlet to an air outlet in sequence and are communicated with one another;
the mixing section is provided with an air return opening and the air inlet;
the first treatment section is internally provided with a sterilization device, and the sterilization device is provided with a built-in cavity for loading sterilization agents and a spray head communicated with the built-in cavity;
the second processing section is provided with an air outlet.
2. The air handling unit with a sterilization function of claim 1, further comprising a controller having a timing module therein, the controller being electrically connected to the sterilization device.
3. The air handling unit with the sterilization function according to claim 1, wherein the first treatment section has a primary filter, a surface air cooler and a pressure air blower arranged in sequence from the air inlet to the air outlet, and the sterilization device is arranged between the surface air cooler and the pressure air blower.
4. The air handling unit with the sterilization function according to claim 1, wherein the second treatment section has a middle-effect filter, a heater and a humidifier arranged in sequence from the air inlet to the air outlet.
5. The air handling unit with a sterilization function according to claim 4, wherein the heater is an electric heater or a heating coil.
6. The air handling unit with the sterilization function according to claim 1, wherein a surface cooler is provided in the first treatment section, a heater is provided in the second treatment section, and the surface cooler is connected to the heater through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220837354.1U CN217057751U (en) | 2022-04-12 | 2022-04-12 | Air treatment unit with sterilization function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220837354.1U CN217057751U (en) | 2022-04-12 | 2022-04-12 | Air treatment unit with sterilization function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217057751U true CN217057751U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220837354.1U Active CN217057751U (en) | 2022-04-12 | 2022-04-12 | Air treatment unit with sterilization function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217057751U (en) |
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2022
- 2022-04-12 CN CN202220837354.1U patent/CN217057751U/en active Active
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