(19)
(11) EP 3 159 617 A1

(12) EUROPEAN PATENT APPLICATION
published in accordance with Art. 153(4) EPC

(43) Date of publication:
26.04.2017 Bulletin 2017/17

(21) Application number: 14902091.9

(22) Date of filing: 08.12.2014
(51) International Patent Classification (IPC): 
F24F 1/02(2011.01)
(86) International application number:
PCT/CN2014/093271
(87) International publication number:
WO 2016/041263 (24.03.2016 Gazette 2016/12)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 18.09.2014 CN 201410479855

(71) Applicant: Qingdao Haier Air Conditioner Gen Corp., Ltd.
Qingdao, Shandong 266101 (CN)

(72) Inventors:
  • WANG, Youning
    Qingdao Shandong 266101 (CN)
  • WU, Hongjin
    Qingdao Shandong 266101 (CN)
  • ZHU, Zhenxue
    Qingdao Shandong 266101 (CN)
  • WANG, Yongtao
    Qingdao Shandong 266101 (CN)
  • FAN, Mingjing
    Qingdao Shandong 266101 (CN)
  • ZHUANG, Jialan
    Qingdao Shandong 266101 (CN)
  • DONG, Yuanwei
    Qingdao Shandong 266101 (CN)
  • YAN, wenming
    Qingdao Shandong 266101 (CN)

(74) Representative: Ziebig, Marlene 
Straße 4, Nr. 12A
13125 Berlin
13125 Berlin (DE)

   


(54) AIR TREATMENT SYSTEM


(57) Disclosed is an air handling system, comprising a top cover (1), a fan (2), an air inlet (3) and an air outlet (4), wherein the air inlet (3) is provided at the bottom of the top cover (1), the air outlet (4) is provided at the top of the top cover, and the fan (2) is provided inside the top cover (1) and is close to the air outlet (4). By increasing the distance between the air inlet (3) and the fan (2), a sufficient space is provided for the adjustment of air flow, and thus the noise can be reduced.




Description

Technical Field



[0001] The present invention belongs to the field of cleaning equipment and, in particular, to an air handling system.

Background of the Invention



[0002] At present, living standards are improved, air conditioners have become essential household appliances. In the summer, the air conditioners can reduce the indoor ambient temperature, and provide people with a comfortable environment, but the air conditioners will produce a lot of noise, and the utilization of the wind is not high. Therefore, there is a need for a low-noise air handling system for full utilization of the gas entering the air inlet.

Summary of the Invention



[0003] Therefore, the present invention provides an air handling system capable of reducing noise and increasing the utilization of the gas entering the air inlet.

[0004] An air handling system comprises a top cover, a fan, an air inlet and an air outlet, wherein the air inlet is provided at the bottom of the air handling system, the air outlet is provided at the top of the top cover, and the fan is provided inside the top cover and is close to the air outlet.

[0005] The air handling system further comprises a motor provided inside the top cover, the fan being provided on the motor and directly or indirectly matching with the motor.

[0006] The fan is fixedly provided on the lower side of the motor, and the motor is interposed between the air outlet and the fan.

[0007] The fan is a backward centrifugal fan.

[0008] An air rectifying passage is provided between the fan and the air inlet.

[0009] At least one of the following air handling devices is provided between the fan and the air inlet: an air purifying device, an air dehumidifying device, and an air humidifying device.

[0010] The air handling system further comprises a base provided at the bottom of the air handling system, an air duct being provided between the air inlet and the air outlet, which penetrates through the top cover, the air handling device and the base, and an air purifying agent bearing part being provided in the air duct.

[0011] A guide vane is provided at the air outlet, and the air purifying agent bearing part is provided on the guide vane.

[0012] The air purifying agent bearing part is a flavouring agent bearing part.

[0013] The air inlet is a semi-annular air inlet.

[0014] The air handling system provided in the present invention reduces the turbulence of the gas entering the air inlet by increasing the distance between the air inlet and the fan and by adding an air rectifying passage, so that the air flow is adjusted in a sufficient space to reduce the noise and increase the utilization of the gas entering the air inlet, and the air handling system is simple in operation and convenient to use.

Brief Description of the Drawings



[0015] The accompany drawings constituting part of the present invention are used to provide a further understanding of the present invention; and exemplary embodiments and illustrations thereof of the present invention are used to explain the present invention, and do not unduly limit the present invention. In the drawings:

Fig. 1 is a structural schematic view of an air handling system provided in the present invention; and

Fig. 2 is a partial schematic view of a top cover of the air handling system provided in the present invention.


Detailed Description of the Invention



[0016] The following description and the accompany drawings fully illustrate specific embodiments of the present invention so as to enable those skilled in the art to practice the same. Other embodiments may include structural, logical, electrical, procedural, and other changes. The embodiments represent only possible variations. Individual components and functions are optional, and the order of operations may vary, unless explicitly required. Portions and features of some embodiments may be included in or replace portions and features of other embodiments. The scope of the embodiments of the present invention encompasses the full scope of the claims, and all available equivalents of the claims. In this context, these embodiments of the present invention may be individually or collectively referred to by the term "invention" for convenience only, and if in fact more than one invention is disclosed, it is not intended to automatically limit that the application is within the scope of any single inventive or inventive concept.

[0017] An air handling system of the present invention as shown in Fig. 1 comprises a top cover 1, a fan 2, an air inlet 3 and an air outlet 4, wherein the air inlet 3 is provided at the bottom of the air handling system, the air outlet 4 is provided at the top of the top cover 1, and the fan 2 is provided inside the top cover 1 and is close to the air outlet 4.

[0018] When the air handling system is in operation, the power source is turned on, so that the motor 5 drives the fan 2 to rotate, and the fan 2 rotates to generate a suction force so that the air is sucked from the air inlet 3, and the air sucked from the air inlet 3 is fully utilized, and the air is then blown out from the air outlet 4 by means of the fan 2.

[0019] Preferably, as shown in Fig. 2, the air handling system further comprises a motor 5 provided inside the top cover 1, the fan 2 being provided on the motor 5 and directly or indirectly matching with the motor 5.

[0020] The air sucked from the air inlet 3 passes through the fan 2 without being obstructed. The fan 2 is fixedly provided on the lower side of the motor 5, and the motor 5 is interposed between the air outlet 4 and the fan 2.

[0021] Preferably, the fan 2 is a backward centrifugal fan.

[0022] An air rectifying passage 6 is provided between the fan 2 and the air inlet 3.

[0023] Preferably, at least one of the following air handling devices is provided between the fan 2 and the air inlet 3: an air purifying device, an air dehumidifying device, and an air humidifying device. The air sucked through the fan 2 is rectified by at least one of the air purifying device, the air dehumidifying device, the air humidifying device and the like through an air rectifying passage 6, thereby reducing the noise.

[0024] Preferably, the air handling system further comprises a base 7 provided at the bottom of the air handling system, an air duct being provided between the air inlet 3 and the air outlet 4, which penetrates through the top cover 1, the air handling device and the base 7, and an air purifying agent bearing part being provided in the air duct.

[0025] Preferably, a guide vane is provided at the air outlet 4, and the air purifying agent bearing part is provided on the guide vane.

[0026] Preferably, the air purifying agent bearing part is a flavouring agent bearing part.

[0027] An air purifying agent bearing part is provided in the air duct inside the air handling system, which can purify and sterilize the air entering the air handling system, and an additive such as a flavoring agent can also be placed on the air purifying agent bearing part to flavor the air, thereby not only purifying the air but also improving the lifestyle.

[0028] In some illustrative embodiments, the air handling system further comprises one or more air handling devices provided on the lower side of the top cover 1. The top cover 1 comprises a top cover air inlet, an air outlet 4, and a power-supply input structure for receiving the power supplied from the adjacent air handling device. The power-supply input structure is provided on the bottom surface of top cover 1. The power-supply input structure is specified as a top cover 1 power source mating interface. The air handling system may further comprise a top cover 1 communication mating interface provided on the bottom surface of the top cover 1 for communication connection. Of course, the top cover 1 power source mating interface and the top cover 1 communication mating interface may be integrated into one interface. The top cover 1 power source mating interface and the top cover 1 communication mating interface employ the structure of the first terminal block or the second terminal block of the connector as described above. The top cover 1 is further provided with a top cover 1 magnet and a guide post on the bottom surface thereof. The top cover 1 magnet is the aforementioned magnetic component, and the guide post is of the aforementioned guide post structure.

[0029] In some illustrative embodiments, a side wall of the top cover 1 comprises an inner wall and an outer wall, and a spacing is provided between the inner wall and the outer wall. The top cover 1 is further provided with a detection unit. The detection unit comprises a detection air inlet 3, a top cover air inlet, a detection air outlet 4, a detection fan and sensors. The detection air inlet 3 and the detection air outlet 4 are respectively provided on the surface of the outer wall of the top cover 1. The detection fan and the sensors are provided in the spacing between the detection air inlet 3 and the detection air outlet 4. In this embodiment, the sensors comprise a VOC (volatile organic compounds) sensor, a PM detection device, temperature and humidity sensors, and the like. It should be understood that the present invention is not limited to this, and the sensors may be other types of sensors for detecting air indicators. In some illustrative embodiments, the quality of the air can be detected by using the detection unit.

[0030] In some illustrative embodiments, a protrusion is provided on the top surface of the top cover 1, and a display screen is provided on the surface of the protrusion. The display screen serves as a human-computer interaction interface for displaying the current operating state, the operation being performed by the user, and the like. The outer periphery of the display screen is provided with a circular indicator lamp strip, which may serve as an indication of machine operation, stop, or malfunction. The indicator lamp strip can also be used to indicate air quality, for example, different colours of the indicator lamp strip represent different air quality levels.

[0031] In addition to the basic controls, the top cover can also be equipped with an infrared transceiver for controlling other household appliances in some illustrative embodiments.

[0032] The air inlet is a semi-circular air inlet, which increases the air inletting volume and thus increases the efficiency of the air handling system.

[0033] While the foregoing is only preferred embodiments of the present invention, it should be noted that modifications and adaptations may be made by those skilled in the art without departing from the principles of the present invention, and should be considered to be within the scope of protection of the present invention.


Claims

1. An air handling system, comprising a top cover, a fan, an air inlet and an air outlet of the air handling system, characterized in that the air inlet is provided at a lower portion of the air handling system, the air outlet is provided at the top of the top cover, and the fan is provided inside the top cover and is close to the air outlet.
 
2. The air handling system according to claim 1, characterized by further comprising a motor provided inside the top cover, the fan being provided on the motor and directly or indirectly matching with the motor.
 
3. The air handling system according to claim 2, characterized in that the fan is fixedly provided on the lower side of the motor, and the motor is interposed between the air outlet and the fan.
 
4. The air handling system according to claim 3, characterized in that the fan is a backward centrifugal fan.
 
5. The air handling system according to claim 1, characterized in that an air rectifying passage is provided between the fan and the air inlet.
 
6. The air handling system according to claim 5, characterized in that at least one of the following air handling devices is provided between the fan and the air inlet: an air purifying device, an air dehumidifying device, and an air humidifying device.
 
7. The air handling system according to claim 6, characterized by further comprising a base provided at the bottom of the air handling system, an air duct being provided between the air inlet and the air outlet, which penetrates through the top cover, the air handling device and the base, and an air purifying agent bearing part being provided in the air duct.
 
8. The air handling system according to claim 7, characterized in that a guide vane is provided at the air outlet, and the air purifying agent bearing part is provided on the guide vane.
 
9. The air handling system according to claim 8, characterized in that the air purifying agent bearing part is a flavouring agent bearing part.
 
10. The air handling system according to any one of claims 1-9, characterized in that the air inlet is a semi-annular air inlet.
 




Drawing










Search report