Fresh air treatment device

Abstract

The utility model discloses a fresh air processing device which comprises a machine shell, a partition plate is arranged in the middle of an inner cavity of the machine shell, the partition plate divides the inner cavity of the machine shell into an air inlet cavity and an air outlet cavity, and the two ends of the air inlet cavity are communicated with a fresh air inlet pipe and a fresh air outlet pipe respectively. The two ends of the air outlet cavity are communicated with a foul air discharging pipe and a foul air inlet pipe respectively, an air inlet fan for pumping outdoor air into a room is installed in the air inlet cavity, an exhaust fan for discharging indoor air out of the room is installed in the air outlet cavity, and a sterilizer for sterilizing the air pumped into the room is installed in the air inlet cavity. The fresh air purification device has the advantages that fresh air from the fresh air inlet pipe is filtered through the filter, the fresh air extracted by the air inlet fan is sterilized and disinfected through the sterilizer, the air sterilized and disinfected through the sterilizer is conveyed into a room through the fresh air exhaust pipe, and therefore after the air conveyed into the room is filtered and disinfected, the fresh air is exhausted into the room through the fresh air exhaust pipe. And air entering a room is cleaner.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation equipment, in particular to a fresh air processing device. Background Art

[0002] As people's living standards improve, the requirements for indoor air quality are getting higher and higher. Existing fresh air fans are usually used to bring fresh air from outside into the room and exhaust the dirty air from the room to the outside. Some existing fresh air fans only have the function of pumping in and out air. With the arrival of haze weather, it is very likely that the external air containing tiny particles or bacteria will be pumped into the room, thus failing to circulate and renew the indoor air. For this reason, we provide a fresh air treatment device to solve the above problem. Utility Model Content

[0003] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a fresh air processing device.

[0004] The purpose of the utility model is achieved through the following technical solutions:

[0005] A fresh air processing device comprises a casing, wherein a partition is arranged in the middle of an inner cavity of the casing, the partition divides the inner cavity of the casing into an air inlet cavity and an air outlet cavity, the two ends of the air inlet cavity are connected and installed with a fresh air inlet pipe and a fresh air exhaust pipe respectively, the two ends of the air outlet cavity are connected and installed with a foul air exhaust pipe and a foul air inlet pipe respectively, an air inlet fan for drawing outdoor air into the room is installed in the air inlet cavity, an exhaust fan for exhausting indoor air to the outside is installed in the air outlet cavity, a sterilizer for disinfecting the air drawn into the room is installed in the air inlet cavity, and a filter for filtering the air drawn into the room is installed in the air inlet cavity.

[0006] Preferably, a baffle is installed in the air inlet cavity, and the baffle divides the air inlet cavity into a first exhaust cavity and a disinfection chamber. The sterilizer is installed in the disinfection chamber, and the air inlet fan is installed in the first exhaust cavity. The air outlet of the air inlet fan is connected to the disinfection chamber.

[0007] Preferably, a first air balancing plate for evenly distributing the gas is installed in the disinfection chamber, and a fresh air distribution chamber is formed between the first air balancing plate and the inner wall close to the fresh air exhaust pipe.

[0008] Preferably, the first air balancing plate comprises a plate body fixedly installed in the disinfection chamber, and a plurality of air balancing holes are penetrated through the plate body.

[0009] Preferably, the filter is fixedly installed in the first exhaust chamber, and the filter is located between the air inlet fan and the gas channel of the fresh air inlet pipe.

[0010] Preferably, a second air balancing plate for evenly distributing the gas is installed in the air outlet cavity, and the second air balancing plate divides the air outlet cavity into a second air exhaust chamber and an exhaust air distribution chamber. The exhaust fan is installed in the second air exhaust chamber, and the air outlet of the first air exhaust chamber is connected to the exhaust air pipe.

[0011] Preferably, the filter is composed of one or a combination of an activated carbon mesh, a silver ion antibacterial filter mesh, and an electrostatic dust collection mesh.

[0012] Preferably, a check valve is installed on the exhaust air pipe.

[0013] Preferably, a controller is installed on the outer surface of the casing.

[0014] Preferably, the sterilizer is a photohydrogen ion sterilizer.

[0015] The utility model has the following advantages:

[0016] 1. The utility model filters the fresh air from the fresh air inlet pipe through a filter, and sterilizes the fresh air drawn by the air inlet fan through a sterilizer. The sterilized gas of the sterilizer is transported to the room through the fresh air exhaust pipe, so that the gas transported to the room is filtered and sterilized, making the gas entering the room cleaner.

[0017] 2. The utility model divides the fresh air drawn by the air inlet fan through the first air equalizing plate, so that the fresh air can evenly enter the room through the fresh air exhaust pipe.

[0018] 3. The utility model prevents outdoor foul air, mosquitoes, etc. from entering the room after shutdown by installing a check valve at the outlet of the foul air exhaust pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model from the first perspective.

[0020] Figure 2 It is a schematic diagram of the overall structure of the utility model from a second viewing angle.

[0021] Figure 3 It is a three-dimensional schematic diagram of the internal structure of the utility model.

[0022] Figure 4 It is a top view schematic diagram of the internal structure of the utility model.

[0023] Figure 5 This is a schematic diagram of the first wind equalizing plate structure of the utility model.

[0024] In the figure, 1. casing; 2. fresh air inlet pipe; 3. foul air exhaust pipe; 4. fresh air exhaust pipe; 5. foul air inlet pipe; 6. partition; 7. first air balancing plate; 71. plate body; 72. air balancing holes; 8. second air balancing plate; 9. baffle; 10. first exhaust chamber; 11. air inlet fan; 12. exhaust fan; 13. disinfection chamber; 14. sterilizer; 15. fresh air distribution chamber; 16. filter; 17. second exhaust chamber; 18. exhaust air distribution chamber; 19. controller. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0026] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] like Figure 1 — Figure 5 The embodiment shown.

[0028] A fresh air processing device comprises a casing 1, wherein a partition 6 is arranged in the middle of the inner cavity of the casing 1, and the partition 6 divides the inner cavity of the casing 1 into an air inlet cavity and an air outlet cavity, and the two ends of the air inlet cavity are connected and installed with a fresh air inlet pipe 2 and a fresh air exhaust pipe 4 respectively, and the two ends of the air outlet cavity are connected and installed with a foul air exhaust pipe 3 and a foul air inlet pipe 5 respectively, an air inlet fan 11 for drawing outdoor air into the room is installed in the air inlet cavity, and an exhaust fan 12 for exhausting indoor air to the outside is installed in the air outlet cavity, a sterilizer 14 for disinfecting the air drawn into the room is installed in the air inlet cavity, and a filter 16 for filtering the air drawn into the room is installed in the air inlet cavity.

[0029] See also Figures 1 to 4As shown, in the present embodiment, the fresh air inlet pipe 2 and the foul air exhaust pipe 3 are connected with the outside, and the fresh air exhaust pipe 4 and the foul air inlet pipe 5 are connected with the indoor, and accordingly, the fresh air exhaust pipe 4 and the foul air inlet pipe 5 are located on the same side, and the fresh air inlet pipe 2 and the foul air exhaust pipe 3 are located on the same side, and the fresh air is drawn from the fresh air inlet pipe 2 by the air inlet fan 11 and then discharged into the room through the fresh air exhaust pipe 4, and the foul air in the room is drawn out of the foul air inlet pipe 5 through the exhaust fan 12 and then discharged to the outside through the foul air exhaust pipe 3, thereby realizing the circulation of indoor air; after the new air is drawn into the air inlet cavity from the fresh air inlet pipe 2 by the air inlet fan 11, the drawn gas is first filtered by the filter 16 located at the fresh air inlet pipe 2 to prevent dust from entering the room, and then the gas located in the air inlet cavity is sterilized and disinfected by the sterilizer 14, so that the gas entering the room is filtered and sterilized, thereby ensuring the cleanliness of the air entering the room.

[0030] A baffle 9 is installed in the air inlet cavity, and the baffle 9 divides the air inlet cavity into a first exhaust cavity 10 and a disinfection chamber 13. The sterilizer 14 is installed in the disinfection chamber 13. The air inlet fan 11 is installed in the first exhaust cavity 10, and the air outlet of the air inlet fan 11 is connected to the disinfection chamber 13.

[0031] See also Figure 3 and Figure 4 As shown, the fresh air from the fresh air inlet pipe 2 is drawn into the disinfection chamber 13 through the air inlet fan 11, and the fresh air entering the disinfection chamber 13 is sterilized under the sterilization function of the sterilizer 14, so that the gas entering the room through the fresh air exhaust pipe 4 is the sterilized fresh air; in this embodiment, the sterilizer 14 is a photohydrogen ion sterilizer, and in other embodiments, it can also be other types of sterilization components, that is, as long as it can play other sterilization functions on the air.

[0032] The disinfection chamber 13 is provided with a first air balancing plate 7 for evenly distributing the gas, and a fresh air distribution chamber 15 is formed between the first air balancing plate 7 and the inner wall close to the fresh air exhaust pipe 4 .

[0033] See also Figure 3 and Figure 4 As shown, the airflow of fresh air drawn into the disinfection chamber 13 from the air inlet fan 11 is divided by the first air equalizing plate 7, and the fresh air flow is divided into multiple small airflows, so that the gas discharged from the fresh air exhaust pipe 4 into the room is more uniform, and noise is prevented from being generated at the outlet of the fresh air exhaust pipe 4 due to excessive airflow.

[0034] The first air balancing plate 7 includes a plate body 71 fixedly installed in the disinfection chamber 13 , and a plurality of air balancing holes 72 are penetrated through the plate body 71 .

[0035] See also Figure 5As shown, the fresh air drawn into the disinfection chamber 13 by the air inlet fan 11 can be divided through a plurality of air balancing holes 72. The large air flow drawn in by the air inlet fan 11 is divided into a plurality of small air flows under the action of the plurality of air balancing holes 72, thereby achieving a uniform discharge of the fresh air. In the present embodiment, the air balancing holes 72 are circular holes evenly distributed on the plate body 71. In other embodiments, the air balancing holes 72 can also be triangular holes, square holes, pentagonal holes, hexagonal holes, heptagonal holes, octagonal holes and other different shapes. The size of the holes can be designed according to needs, and there is no specific restriction on the size of the holes.

[0036] The filter 16 is fixedly installed in the first air exhaust chamber 10 , and the filter 16 is located between the air intake fan 11 and the gas channel of the fresh air intake pipe 2 .

[0037] The filter 16 is composed of one or a combination of an activated carbon net (not shown), a silver ion antibacterial filter net (not shown), and an electrostatic dust collection net (not shown).

[0038] See also Figure 3 and Figure 4 As shown, under the suction force of the air inlet fan 11, fresh air is drawn into the first exhaust chamber 10 from the fresh air inlet pipe 2. Since the filter 16 is located at the air outlet of the fresh air inlet pipe 2, the gas is filtered by the filter 16 and then the fresh air is drawn into the disinfection chamber 13 through the air inlet fan 11 to achieve disinfection. Specifically, the activated carbon net can absorb odor from the fresh air and remove the odor, the silver ion antibacterial filter net can filter and sterilize, and the electrostatic dust collection net can remove dust from the gas. In this embodiment, the filter 16 is composed of the above-mentioned activated carbon net, silver ion antibacterial filter net and The electrostatic dust collecting net is composed of a combination, and the electrostatic dust collecting net, activated carbon net and silver ion antibacterial filter are distributed in sequence in the direction from the fresh air inlet duct 2 to the air inlet of the fan 11, and the three are integrated in the same frame, or can be installed in the first exhaust chamber 10 in sequence. In other embodiments, according to needs, one or two of the activated carbon net, silver ion antibacterial net and electrostatic dust collecting net can be selectively installed. Specifically, a combination of an electrostatic dust collecting net and an activated carbon net can be selected, or a combination of an electrostatic dust collecting net and a silver ion antibacterial filter can be installed, or a combination of an activated carbon net and a silver ion antibacterial filter can be installed.

[0039] The air outlet cavity is provided with a second air balancing plate 8 for evenly distributing the gas. The second air balancing plate 8 divides the air outlet cavity into a second air exhaust cavity 17 and an exhaust air distribution chamber 18. The exhaust fan 12 is installed in the second air exhaust cavity 17. The air outlet of the first air exhaust cavity 10 is connected to the exhaust air pipe 3.

[0040] See also Figure 3 and Figure 4As shown, in the present embodiment, the second air balancing plate 8 and the first air balancing plate 7 have the same structure and the same function, that is, they both divide a larger airflow into a number of smaller airflows, so as to make the airflow distribution more uniform. Specifically, the foul air in the room enters the exhaust air distribution chamber 18 through the foul air inlet pipe 5, and then the second air balancing plate 8 divides the large airflow entering from the foul air inlet pipe 5 into a number of smaller airflows and enters the second exhaust chamber 17. The exhaust fan 12 discharges the gas in the second exhaust chamber 17 through the foul air exhaust pipe 3.

[0041] In the present embodiment, there are four fresh air exhaust pipes 4 and four foul air inlet pipes 5, and the fresh air exhaust pipes 4 and the foul air inlet pipes 5 are located on the same side and connected to the indoor room, and there is one fresh air inlet pipe 2 and one foul air exhaust pipe 3 and connected to the outdoors. In other embodiments, the fresh air exhaust pipe 4 and the foul air inlet pipe 5 can also be other numbers, for example, five, six, etc., and no specific limitation is made here. Correspondingly, the fresh air inlet pipe 2 and the foul air exhaust pipe 3 can also be multiple, for example, two, three, four, etc., respectively, and the specific number is not limited.

[0042] A check valve (not shown) is installed on the exhaust air pipe 3. The check valve is installed at the exhaust air pipe 3 outlet to prevent outdoor turbid air, mosquitoes, etc. from entering the room after shutdown.

[0043] A controller 19 is mounted on the outer surface of the housing 1. The controller 19 controls the start and stop of the air inlet fan 11, the exhaust fan 12 and the sterilizer 14. The specific control method can be remote control or other methods, as long as they can play a control role, and no specific restrictions are made here.

[0044] The working process of this utility model is as follows: Figures 1 to 5 As shown, the air intake fan 11, the exhaust fan 12 and the sterilizer 14 are started. When the air intake fan 11 is in working state, fresh air from the outside is drawn in through the fresh air inlet pipe 2 and filtered through the filter 16, and then the fresh air is drawn into the disinfection chamber 13. The fresh air entering the disinfection chamber 13 is sterilized and disinfected by the sterilizer 14, and then the fresh air is sent into the room through the fresh air exhaust pipe 4; the turbid air in the room is first drawn into the exhaust air distribution chamber 18 through the turbid air inlet pipe 5 through the exhaust fan 12, and then the turbid air passes through the second air equalizing plate 8 and enters the second exhaust chamber 17, and then the turbid air is discharged to the outside through the turbid air exhaust pipe 3 under the suction force of the exhaust fan 12, so as to realize the replacement of fresh air and turbid air in the room.

[0045] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fresh air treatment device, comprising a housing (1), wherein a partition plate (6) is provided in the middle of an inner cavity of the housing (1), characterized in that: The partition (6) divides the inner cavity of the casing (1) into an air inlet cavity and an air outlet cavity; the two ends of the air inlet cavity are connected to and installed with a fresh air inlet pipe (2) and a fresh air exhaust pipe (4); the two ends of the air outlet cavity are connected to and installed with a foul air exhaust pipe (3) and a foul air inlet pipe (5); the air inlet cavity is installed with an air inlet fan (11) for drawing outdoor air into the room; the air outlet cavity is installed with an exhaust fan (12) for exhausting indoor air to the outside; the air inlet cavity is installed with a sterilizer (14) for sterilizing the air drawn into the room; and the air inlet cavity is installed with a filter (16) for filtering the air drawn into the room.

2. A fresh air treatment device according to claim 1, characterized in that: A baffle (9) is installed in the air intake cavity, and the baffle (9) divides the air intake cavity into a first exhaust cavity (10) and a disinfection chamber (13). The sterilizer (14) is installed in the disinfection chamber (13). The air intake fan (11) is installed in the first exhaust cavity (10), and the air outlet of the air intake fan (11) is connected to the disinfection chamber (13).

3. A fresh air treatment device according to claim 2, characterized in that: A first air distribution plate (7) for evenly distributing the gas is installed in the disinfection chamber (13), and a fresh air distribution chamber (15) is formed between the first air distribution plate (7) and the inner wall on the side close to the fresh air exhaust pipe (4).

4. A fresh air treatment device according to claim 3, characterized in that: The first air balancing plate (7) comprises a plate body (71) fixedly mounted in the disinfection chamber (13), and a plurality of air balancing holes (72) are provided through the plate body (71).

5. A fresh air treatment device according to claim 2, characterized in that: The filter (16) is fixedly installed in the first air exhaust chamber (10), and the filter (16) is located between the air intake fan (11) and the gas passage of the fresh air intake pipe (2).

6. A fresh air treatment device according to claim 2, characterized in that: A second air balancing plate (8) for evenly distributing the gas is installed in the air outlet cavity, the second air balancing plate (8) divides the air outlet cavity into a second air exhaust cavity (17) and an exhaust air distribution chamber (18), the exhaust fan (12) is installed in the second air exhaust cavity (17), and the air outlet of the first air exhaust cavity (10) is connected to the exhaust air pipe (3).

7. A fresh air treatment device according to claim 1, characterized in that: The filter (16) is composed of one or a combination of an activated carbon net, a silver ion antibacterial filter net, and an electrostatic dust collection net.

8. A fresh air treatment device according to claim 1, characterized in that: A check valve is installed on the exhaust air pipe (3).

9. A fresh air treatment device according to claim 1, characterized in that: A controller (19) is mounted on the outer surface of the casing (1).

10. A fresh air treatment device according to claim 1, characterized in that: The sterilizer (14) is a photohydrogen ion sterilizer.

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