Fresh air machine

Abstract

The utility model relates to a fresh air machine which comprises a shell, an air flow channel is arranged in the shell, and an air inlet, an air outlet and an air return opening which are communicated with the air flow channel are formed in the shell. A humidifier; a dehumidifier; a water storage box is further arranged in the shell and used for storing condensate water dripping from the dehumidifier. A water inlet of the water pump is communicated with the water storage box, and a water outlet of the water pump is communicated with the humidifier. Condensate water dripping from the dehumidifier can be stored in the water storage box, then when the humidifier works, the water can be conveyed to the humidifier through the water pump to be used by the humidifier so as to humidify air, the condensate water is fully utilized, and meanwhile the problem that the condensate water erodes electric appliance parts or drips to the ground is solved.

Description

Technical Field

[0001] The utility model relates to a new air fan. Background Art

[0002] The fresh air system is an independent air treatment system consisting of an air supply system and an exhaust system, such as the "A Fresh Air System" disclosed in the Chinese invention patent application with patent number CN202311226783.0 (publication number CN117073114A), which includes: a shell, which is provided with an air supply channel and an exhaust channel; the air supply channel has a first air supply port close to the outdoors and a second air supply port close to the indoors; the exhaust channel has a first exhaust port close to the indoors and a second exhaust port close to the outdoors; a humidifier, which is used to humidify the air in the air supply channel; a dehumidifier, which is used to dehumidify the air in the air supply channel; a fresh air fan, which is used to introduce outdoor air from the fresh air channel into the indoors; an exhaust fan, which is used to introduce indoor air from the exhaust channel to the outdoors; wherein the shell is provided with an internal circulation channel connecting the air supply channel and the exhaust channel, and the internal circulation channel is provided with an internal circulation valve; the humidifier and the dehumidifier are both located between the second air supply port and the internal circulation valve.

[0003] When the dehumidifier dehumidifies the air, condensation water will be generated. The patent does not explain how to deal with the condensation water. If the condensation water is not properly handled, the overflow of the condensation water will easily corrode the electrical components of the fresh air fan, and if there is too much condensation water, it will drip onto the ground. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a new air blower capable of utilizing condensed water in view of the current status of the prior art.

[0005] The technical solution adopted by the utility model to solve the above technical problems is: a new air blower, comprising

[0006] A shell having an air flow channel inside, wherein the shell is provided with an air inlet, an air outlet and an air return port connected to the air flow channel;

[0007] A humidifier is provided in the air flow passage and is used to humidify the passing air;

[0008] A dehumidifier is arranged in the air flow channel and is used to dehumidify the passing air. The dehumidifier and the humidifier work either one or at the same time. Along the flow direction of the air flow, the dehumidifier is located upstream or downstream of the humidifier.

[0009] It is characterized in that the housing is also provided with

[0010] A water storage box, used to store condensed water dripping from the dehumidifier;

[0011] A water pump, a water inlet of the water pump is connected to the water storage box, and a water outlet of the water pump is connected to the humidifier.

[0012] In order to transport the condensed water dripping from the dehumidifier to the water storage box, a water receiving box for receiving the condensed water dripping from the dehumidifier is provided under the dehumidifier, and water pipes for supplying water in the water receiving box to the water storage box are provided in the water storage box and the water receiving box. The condensed water on the dehumidifier drips into the water receiving box below under the action of gravity, and then is sent into the water storage box through the water pipe. A water pump that can draw water from the water receiving box to the water storage box can be provided in the water storage box.

[0013] The dehumidifier can have various structural forms. In the above scheme, the humidifier is a wet film humidifier, which includes a water distributor and a wet film located on the spray path of the water distributor. The water outlet of the water pump is connected to the water distributor.

[0014] Preferably, the housing is provided with a drain port for the water flowing down from the wet membrane to flow out, and the unused water of the humidifier can be discharged from the housing through the drain port.

[0015] Preferably, the dehumidifier includes a heat exchanger and a heat exchange fin, and the heat exchange fin extends in a wave shape along the flow direction of the airflow, and the heat exchange fin is located upstream of the heat exchanger. The heat exchanger and the heat exchange fin can achieve two-stage dehumidification, and the wave-shaped heat exchange fin has a large contact area with the airflow and a good condensation effect. Under the same dehumidification effect, compared with the method of using only the heat exchanger, the energy consumption is low.

[0016] In order to increase the function of the fresh air fan, along the flow direction of the airflow, the dehumidifier is located upstream of the humidifier, and a functional module is also provided downstream of the humidifier; or, along the flow direction of the airflow, the dehumidifier is located downstream of the humidifier, and a functional module is also provided downstream of the dehumidifier.

[0017] Preferably, the functional module includes a negative ion module, and the negative ions generated by the negative ion module can be blown into the room from the exhaust port along with the air flow.

[0018] Preferably, along the flow direction of the airflow, the dehumidifier is located upstream of the humidifier, and a filter is further provided upstream of the dehumidifier; or, along the flow direction of the airflow, the dehumidifier is located downstream of the humidifier, and a filter is further provided upstream of the humidifier. In this way, the airflow entering the housing is first filtered by the filter before flowing downstream, thereby improving the air quality.

[0019] Preferably, the air flow channel is divided into a first chamber, a second chamber and a third chamber along the air flow direction, the air inlet and the return air outlet are both connected to the first chamber, the air outlet is connected to the third chamber, the dehumidifier is arranged in the first chamber, the humidifier and the water storage box are both arranged in the second chamber, and the second chamber is provided with a sterilization component, which can disinfect the water stored in the second chamber to avoid secondary contamination of the air by bacteria generated in the humid environment.

[0020] In the above scheme, the fresh air fan is of ceiling-mounted type, the shell is used to be installed on the indoor ceiling, and the return air outlet is located on the bottom wall of the shell.

[0021] Compared with the prior art, the utility model has the following advantages: the fresh air fan of the utility model is provided with a humidifier and a dehumidifier, which can realize constant humidity of the air flow blown into the room, ensuring that the indoor humidity is always in the most comfortable state for the human body. In addition, the utility model is also provided with a water storage box and a water pump. The condensed water dripping from the dehumidifier can be stored in the water storage box. Then, when the humidifier is working, the water can be transported to the humidifier through the water pump for use by the humidifier to humidify the air, making full use of the condensed water. At the same time, it also solves the problem of condensed water corroding electrical components or dripping to the ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0023] Figure 2 for Figure 1 A schematic diagram of the structure in another direction;

[0024] Figure 3 for Figure 1 Schematic diagram of the structure with the top plate of the shell removed. DETAILED DESCRIPTION

[0025] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0026] like Figures 1 to 3 As shown, the fresh air fan of this preferred embodiment includes a housing 1, a humidifier, a dehumidifier, a water storage box 2, a water pump 21, a functional module, etc.

[0027] The shell 1 has an air flow channel 11 inside, and the shell 1 is provided with an air inlet 12, an air outlet 13 and an air return port 14 connected to the air flow channel 11. In this embodiment, the air flow channel 11 is divided into a first chamber 15, a second chamber 16 and a third chamber 17 along the air flow direction, the air inlet 12 and the air return port 14 are both connected to the first chamber 15, the air outlet 13 is connected to the third chamber 17, the dehumidifier is arranged in the first chamber 15, and the humidifier is arranged in the second chamber 16, that is, the humidifier is located downstream of the dehumidifier. The humidifier is used to humidify the passing air, and the dehumidifier is used to dehumidify the passing air. The dehumidifier and the humidifier can work one by one or at the same time.

[0028] A water storage box 2 is also provided in the second chamber 16, and the water storage box 2 is used to store condensed water dripping from the dehumidifier. A water receiving box 4 is provided below the dehumidifier to receive the condensed water dripping from the dehumidifier. A water pipe 41 is provided in the water storage box 2 and the water receiving box 4 for supplying water in the water receiving box 4 to flow to the water storage box 2.

[0029] The condensed water on the dehumidifier drips into the water receiving box 4 below under the action of gravity, and is then sent into the water storage box 2 through the water pipe 41. The water inlet of the water pump 21 is connected to the water storage box 2, and the water outlet of the water pump 21 is connected to the humidifier to pump the water in the water storage box 2 to the humidifier.

[0030] In addition, a water pump 21 capable of pumping water from the water receiving box 4 to the water storage box 2 may also be provided in the water storage box 2 .

[0031] In this embodiment, the humidifier is an existing wet film humidifier 5, which includes a water distributor and a wet film located on a spray path of the water distributor, and a water outlet of the water pump 21 is connected to the water distributor.

[0032] The shell 1 is provided with a drain port 18 for the water flowing down from the wet membrane to flow out. The unused water of the humidifier can be discharged from the shell 1 through the drain port 18. The shell 1 is also provided with a water supply port 19 connected to the water distributor. If the condensed water collected from the dehumidifier is insufficient, water can be supplied to the water distributor through the water supply port 19.

[0033] A sterilizing element 6 is provided in the second chamber 16 , and the sterilizing element 6 can sterilize the water stored in the second chamber 16 to prevent secondary air pollution caused by bacteria generated in a humid environment. The sterilizing element 6 can use an existing UVC sterilant.

[0034] A functional module is also provided downstream of the humidifier, and the functional module includes a negative ion module 7. The negative ions generated by the negative ion module 7 can be blown into the room from the exhaust port 13 along with the air flow, thereby improving the quality of the air to be more in line with the quality of green air.

[0035] A filter 8 is also provided upstream of the dehumidifier, so that the airflow entering the shell 1 is first filtered by the filter 8 and then flows downstream to improve the air quality. Of course, the filter 8 can also be set at other positions of the airflow channel 11, and the filter 8 can adopt the existing structure.

[0036] The humidifier may also be arranged upstream of the dehumidifier. In this case, the functional module is arranged downstream of the dehumidifier, and the filter 8 is arranged upstream of the humidifier.

[0037] The dehumidifier includes a heat exchanger and a heat exchange sheet 91. The heat exchange sheet 91 extends in a wave shape along the flow direction of the airflow, and the heat exchange sheet 91 is located upstream of the heat exchanger. The heat exchanger and the heat exchange sheet 91 can achieve two-stage dehumidification, and the wave-shaped heat exchange sheet 91 has a large contact area with the airflow and a good condensation effect. Under the same dehumidification effect, compared with the method of using only the heat exchanger, the energy consumption is low.

[0038] In addition, the first chamber 15 is also provided with an exchanger 92, a compressor 93 and a fan 3. The compressor 93 is connected to the exchanger 92 to adjust the air humidity. The compressor 93 and the exchanger 92 cooperate to form a heat exchanger. This is a prior art and will not be described in detail here. The fan 3 also adopts an existing structure to drive the airflow from the upstream to the downstream of the airflow channel 11. The heat exchanger may also adopt other existing structural forms.

[0039] In this embodiment, the fresh air blower is of ceiling type, the housing 1 is used to be installed on the indoor ceiling, and the return air port 14 is located on the bottom wall of the housing 1, so there is no need to set up an air duct connected to the return air port 14. A heating lamp 10 is also provided on the bottom wall of the housing 1, and the heating lamp can adopt an existing bathroom heater.

[0040] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Since the embodiments disclosed in the present invention can be set in different directions, these terms indicating directions are only for illustration and should not be regarded as limitations. For example, "up" and "down" are not necessarily limited to directions opposite to or consistent with the direction of gravity.

[0041] The "fluid communication" referred to in the present invention refers to the spatial position relationship between two parts or parts (hereinafter collectively referred to as the first part and the second part), that is, the fluid (gas, liquid or a mixture of the two) can flow from the first part along the flow path or / and be transported to the second part. The first part and the second part can be directly connected, or the first part and the second part can be indirectly connected through at least one third party. The third party can be a fluid channel such as a pipe, channel, duct, guide member, hole, groove, etc., or it can be a chamber allowing fluid to flow through, or a combination of the above.

Claims

1. A new fan, comprising A shell (1) having an air flow channel (11) inside, and the shell (1) is provided with an air inlet (12), an air outlet (13) and an air return port (14) which are connected to the air flow channel (11); A humidifier is arranged in the air flow channel (11) and is used to humidify the passing air; A dehumidifier is arranged in the air flow channel (11) and is used to dehumidify the passing air. The dehumidifier and the humidifier work either one or both of them. Along the flow direction of the air flow, the dehumidifier is located upstream or downstream of the humidifier. It is characterized in that The housing (1) is also provided with A water storage box (2), used for storing condensed water dripping from the dehumidifier; A water pump (21), wherein a water inlet of the water pump (21) is connected to the water storage box (2), and a water outlet of the water pump (21) is connected to the humidifier.

2. The fresh air blower according to claim 1, characterized in that: A water receiving box (4) for receiving condensed water dripping from the dehumidifier is provided below the dehumidifier, and a water pipe (41) for supplying water in the water receiving box (4) to flow to the water storage box (2) is provided in the water storage box (2) and the water receiving box (4).

3. The fresh air blower according to claim 1, characterized in that: The humidifier is a wet film humidifier (5), which comprises a water distributor and a wet film located on a spray path of the water distributor, and the water outlet of the water pump (21) is connected to the water distributor.

4. The fresh air blower according to claim 3, characterized in that: The housing (1) is provided with a drainage port (18) for water flowing down from the wet membrane to flow out.

5. The fresh air blower according to any one of claims 1 to 4, characterized in that: The dehumidifier comprises a heat exchanger and a heat exchange fin (91); the heat exchange fin (91) extends in a wave shape along the flow direction of the airflow, and the heat exchange fin (91) is located upstream of the heat exchanger.

6. The fresh air blower according to any one of claims 1 to 4, characterized in that: Along the flow direction of the airflow, the dehumidifier is located upstream of the humidifier, and a functional module is further provided downstream of the humidifier; or, along the flow direction of the airflow, the dehumidifier is located downstream of the humidifier, and a functional module is further provided downstream of the dehumidifier.

7. The fresh air blower according to claim 6, characterized in that: The functional module comprises a negative ion module (7).

8. The fresh air blower according to any one of claims 1 to 4, characterized in that: Along the flow direction of the airflow, the dehumidifier is located upstream of the humidifier, and a filter (8) is also provided upstream of the dehumidifier; or, along the flow direction of the airflow, the dehumidifier is located downstream of the humidifier, and a filter (8) is also provided upstream of the humidifier.

9. The fresh air blower according to any one of claims 1 to 4, characterized in that: The air flow channel (11) is divided into a first chamber (15), a second chamber (16) and a third chamber (17) along the air flow direction; the air inlet (12) and the air return port (14) are both connected to the first chamber (15); the air outlet (13) is connected to the third chamber (17); the dehumidifier is arranged in the first chamber (15); the humidifier and the water storage box (2) are both arranged in the second chamber (16); and the second chamber (16) is provided with a sterilizing element (6).

10. The fresh air blower according to any one of claims 1 to 4, characterized in that: The shell (1) is used for being installed on an indoor ceiling, and the return air outlet (14) is located on the bottom wall of the shell (1).

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