Filter assembly and air conditioner

Abstract

The present invention provides a filter assembly and an air conditioner, wherein the filter assembly comprises a first frame, wherein a hollow cavity is arranged in the first frame, and a water outlet is arranged on the side of the first frame facing the heat exchanger, wherein the water outlet is connected to the hollow cavity for spraying a cleaning agent. The filter assembly of the present invention is provided with a first frame having a hollow cavity, and a cleaning agent such as water or air can flow in the hollow cavity. The cleaning agent is sprayed out by providing a water outlet, and can be used to achieve the purpose of blowing away and washing dust and dirt on the surface of the heat exchanger. Therefore, the filter assembly can not only achieve the function of filtering dust and debris, but also achieve the function of dust removal for the heat exchanger, and has a simple structure and multiple functions.

Description

Technical Field

[0001] The present invention relates to the technical field of air conditioning, and in particular to a filter assembly and an air conditioner. Background Art

[0002] Air conditioners are one of the indispensable electrical appliances in people's daily lives, used to adjust the temperature in the room. In order to ensure the normal operation of the air conditioner, a filter is set in the indoor unit of the air conditioner. The existing filter is generally installed in the middle frame of the air conditioner, placed between the air inlet grille and the heat exchanger, and is used to filter impurities such as dust and suspended matter at the air inlet.

[0003] The filter screen in the prior art is designed with a flexible thin layer of plastic. Although it can filter dust and debris, dust and dirt will inevitably accumulate on the surface of the heat exchanger after long-term use, which affects the heat exchange efficiency of the heat exchanger. Therefore, it is necessary to clean it. Summary of the invention

[0004] The problem solved by the invention is that the filter screen in the prior art has a single function and dust is easily accumulated on the surface of the heat exchanger.

[0005] To solve the above problems, the first aspect of the present invention provides a filter assembly, including a first frame body, a hollow cavity is arranged in the first frame body, a water outlet is arranged on the side of the first frame body facing the heat exchanger, and the water outlet is connected to the hollow cavity for spraying cleaning agent.

[0006] After adopting the above structure, the present invention has the following advantages compared with the prior art: the filter assembly of the present invention is provided with a first frame having a hollow cavity, and water or air and other cleaning agents can flow in the hollow cavity. The cleaning agent is sprayed out by providing a water outlet, which can be used to blow away and rinse the dust and dirt on the surface of the heat exchanger. Therefore, the filter assembly can not only filter dust and debris but also remove dust from the heat exchanger, and has a simple structure and diverse functions.

[0007] Furthermore, a hollow tube is provided in the hollow cavity, and a nozzle is also provided on the hollow tube. The nozzle passes through the water outlet and is used for spraying the cleaning agent.

[0008] According to the technical solution of this embodiment, the structural stability of the first frame is improved by arranging a hollow tube in the hollow cavity; and the effect of spraying cleaning agents such as water or air is improved by using a nozzle.

[0009] Furthermore, the first frame body includes an outer frame and an intermediate support, the outer frame and the intermediate support are both provided with the hollow tube, and the hollow tubes in the outer frame and the intermediate support are connected.

[0010] According to the technical solution of this embodiment, by providing a combination of an intermediate bracket and an outer frame, the arrangement area of ​​the hollow tubes is made wider, thereby improving the cleaning effect of the heat exchanger.

[0011] Furthermore, a connection port is provided at the end of the hollow tube, and the connection port is used to connect a catheter.

[0012] According to the technical solution of this embodiment, it is possible to introduce air or water into the hollow tube by using a conduit.

[0013] Furthermore, the filter assembly also includes a water tank, and the end of the conduit away from the connecting port is arranged in the water tank.

[0014] According to the technical solution of this embodiment, an independent water tank is provided to conveniently and quickly guide water into the hollow tube.

[0015] Furthermore, a pump body and a motor connected to the pump body are provided on the conduit for extracting air or water from the water tank.

[0016] According to the technical solution of this embodiment, a pump body and a motor are used to provide power for introducing water or air into the hollow tube.

[0017] Furthermore, the end of the conduit away from the connecting port includes a first end and a second end, the first end is used to introduce air, and the second end is used to introduce water.

[0018] According to the technical solution of this embodiment, two ports are provided to respectively introduce water flow or air.

[0019] Furthermore, the water tank is provided with a maximum water level and a minimum water level, the first end is higher than the maximum water level, and the second end is lower than the minimum water level.

[0020] According to the technical solution of this embodiment, it is ensured that only air flow can be introduced into the first end, and water flow can always be introduced into the second end.

[0021] Furthermore, the second conduit connected to the second end is connected to the first conduit connected to the first end via a connecting section, and a switch is provided on the connecting section.

[0022] According to the technical solution of this embodiment, the control of the introduced water flow or air can be achieved by setting a switch.

[0023] Furthermore, the maximum gap of the nozzle is 2mm-8mm.

[0024] According to the technical solution of this embodiment, by setting the aperture of the nozzle to be smaller, the sprayed water can be in the form of mist, which has a higher cleaning efficiency.

[0025] Furthermore, the hollow tube is made of metal material.

[0026] According to the technical solution of this embodiment, the metal material has a higher hardness and a higher melting point, which improves the reliability of the filter assembly in achieving the dust removal function of the heat exchanger.

[0027] A second aspect of the present invention provides an air conditioner, comprising the above-mentioned filter assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 A partial structural schematic diagram of a filter structure of a filter assembly according to an embodiment of the present invention;

[0029] Figure 2 A schematic structural diagram of a filter structure of a filter assembly according to an embodiment of the present invention;

[0030] Figure 3 A schematic diagram of the coordination of various structures in the filter assembly of an embodiment of the present invention;

[0031] Figure 4 A front view of an indoor unit of an air conditioner according to an embodiment of the present invention;

[0032] Figure 5 is a cross-sectional view of an indoor unit of an air conditioner according to an embodiment of the present invention;

[0033] 100-filter assembly; 110-frame; 111-first frame; 1111-outer frame; 1112-middle bracket; 112-hollow tube; 113-nozzle; 114-connecting port; 115-second frame; 120-duct; 121-first end; 122-second end; 123-first duct; 124-second duct; 125-connecting section; 126-switch; 130-water tank; 131-highest water level; 132-lowest water level; 133-water inlet; 140-pump body; 150-motor; 200-air conditioner indoor unit; 210-heat exchanger. DETAILED DESCRIPTION

[0034] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0035] like Figure 1As shown, it is a schematic diagram of the structure of the frame in the filter assembly in an embodiment of the present invention, the filter assembly 100 includes a frame 110, and the frame 110 is a rectangular frame structure, wherein the frame 110 includes a first frame 111 and a second frame 115, the first frame 111 and the second frame 115 are connected and both are rectangular frame structures, the first frame 111 is located below the frame 110, and the first frame 111 and the second frame 115 are both made of plastic material; in addition, the filter assembly 100 also includes a filter (not shown in the figure) arranged on the frame 110.

[0036] Preferably, a hollow cavity is formed in the first frame 111, and a water outlet is provided on the side of the first frame 111 facing the heat exchanger 210. The water outlet is connected to the hollow cavity for spraying a detergent, where the detergent refers to water, air or other detergents with a cleaning effect.

[0037] As described above, compared with the prior art, the present invention has the following advantages: the filter assembly of the present invention is provided with a first frame having a hollow cavity, and water or air and other cleaning agents can flow in the hollow cavity. The cleaning agent is sprayed out by providing a water outlet, which can be used to blow away and rinse the dust and dirt on the surface of the heat exchanger. Therefore, the filter assembly can not only filter dust and debris but also remove dust from the heat exchanger, and has a simple structure and diverse functions.

[0038] Further preferably, a hollow tube 112 is provided in the hollow cavity of the first frame 111. A nozzle 113 is also provided on the hollow tube 112, and the nozzle 113 passes through the water outlet, and the cleaning agent in the hollow tube 112 can be sprayed toward the heat exchanger through the nozzle 113. The above structure improves the structural stability of the first frame 111, and also improves the effect of spraying cleaning agents such as water or air.

[0039] In addition, the second frame 115 is a solid structure without a hollow tube therein. This is because the second frame 115 is installed between the heat exchanger 210 and the indoor unit top cover plate, where the space is small. This arrangement makes the structure of the frame 110 more reasonable and can also save costs.

[0040] See also Figure 1The first frame body 111 includes an outer frame 1111 and an intermediate bracket 1112, the outer frame 1111 is the frame outside the frame body 111, and the intermediate bracket 1112 is two brackets arranged horizontally in the outer frame 1111; the hollow tube 112 is arranged in the outer frame 1111 and the intermediate bracket 1112, and the hollow tubes 112 in the outer frame 1111 and the intermediate bracket 1112 are connected, thereby forming a complete passage; as mentioned above, by setting the combination of the intermediate bracket 1112 and the outer frame 1111, the arrangement area of ​​the hollow tube 112 is wider, which can improve the cleaning effect of the heat exchanger.

[0041] Preferably, the nozzles 113 are provided on the outer frame 1111 and the two intermediate brackets 1112, and a total of 11 nozzles 113 are provided. The aperture of the nozzles 113 is set to be relatively small, and preferably, the maximum gap of the water outlet of the nozzles 113 is 2mm-8mm, so that the water flow sprayed from the nozzles 113 is in the form of mist, which is not only conducive to flushing dust and dirt on the surface of the heat exchanger, but also has a certain humidification effect.

[0042] Preferably, a connection port 114 is provided at the end of the hollow tube 112, and the connection port 114 is used to connect one end of the conduit 120. By setting the connection port 114, air or water can be introduced into the hollow tube 112 through the connection port 114 using the conduit 120; in addition, the outer frame 1111 at the connection port 114 is provided with a corresponding opening for the conduit 120 to penetrate into the outer frame 1111 and connect to the connection port 114. Specifically, the opening is provided at the lower left corner of the outer frame 1111.

[0043] like Figure 2 As shown, there are two frames 110 in the filter assembly 100 , and the two frames 110 have the same configuration and are connected through a conduit 120 .

[0044] like Figure 3 , which is a schematic diagram of the coordination of various structures in the filter assembly of the present invention, the filter assembly 100 further includes a water tank 130, the top of which is provided with a water inlet 133, through which a certain amount of water can be stored in the water tank 130; and the end of the conduit 120 away from the connecting port 114 is arranged in the water tank 130, so that the water flow or air in the water tank 130 can flow into the hollow tube 112 through the conduit 120. The independent water tank 130 is provided to realize the convenient and quick introduction of water flow into the hollow tube 112.

[0045] Preferably, the conduit 120 is provided with a pump body 140 and a motor 150 connected to the pump body 140 for extracting air or water from the water tank 130. With the above arrangement, the pump body 140 and the motor 150 can provide power for introducing water or air into the hollow tube 112.

[0046] Preferably, the end of the conduit 120 away from the connecting port 114 includes a first end 121 and a second end 122, wherein the first end 121 is used to introduce air, and the second end 122 is used to introduce water. By setting two ports, water or air can be separately extracted from a water tank.

[0047] See also Figure 3 The water tank 130 is provided with a maximum water level 131 and a minimum water level 132, wherein the first end 121 is arranged higher than the maximum water level 131, and the second end 122 is arranged lower than the minimum water level 132, thereby ensuring that only airflow can be introduced into the first end and water flow can always be introduced into the second end.

[0048] In addition, the water tank 130 adopts a transparent box design or is provided with a communicating vessel, so that the user can easily observe the water level in the water tank 130 to ensure that the water level in the water tank 130 is not higher than the highest water level 131 and not lower than the lowest water level 132.

[0049] Preferably, the conduit 120 enters the water tank 130 through the inlet of the water tank 130, and after entering the water tank 130, two branch conduit structures are formed, namely, a second conduit 124 having the second end 122, and a first conduit 123 having the first end 121, and the distance between the second conduit 122 and the inlet is farther than the distance between the first conduit 123 and the inlet. At the same time, the second conduit 124 is connected to the first conduit 123 through a connecting section 125, and a switch 126 is provided on the connecting section 125, and the control of the introduction of water flow or air can be realized by setting the switch 126.

[0050] Specifically, when the switch 126 is turned on, the second conduit 124 is connected to the water source, the water flows into the conduit 120 from the second end 122 and enters the hollow tube 112 under the action of the pump body, and finally is ejected through the nozzle 113; when the switch 126 is turned off, the first conduit 123 is connected to the air, the air enters the conduit 120 from the first end 121 and enters the hollow tube 112 under the action of the pump body, and finally is ejected through the nozzle 113.

[0051] Preferably, the hollow tube 112 is made of metal material, preferably aluminum alloy material; this is because aluminum alloy material has high hardness and high melting point, and the tubular hollow tube made of aluminum alloy can improve the reliability of the filter assembly in realizing the dust removal function of the heat exchanger.

[0052] The embodiment of the present invention also discloses an air conditioner, such as Figure 4-5 As shown, the air conditioner comprises an air conditioner indoor unit 200, and a heat exchanger 210 is disposed in the indoor unit 200. Preferably, the water tank 130 is disposed on the left side of the air conditioner indoor unit 200.

[0053] By setting the filter assembly 100 of this embodiment in the air conditioner indoor unit 200, the dust and dirt on the surface of the heat exchanger 210 can be blown away and washed, thereby improving the heat exchange efficiency of the heat exchanger 210. In addition, the water mist sprayed by the nozzle 113 can also realize the humidification function, thereby improving the user's comfort.

[0054] Although the present invention is disclosed as above, the present invention is not limited thereto. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the scope defined by the claims.

Claims

1. A filter assembly, characterized in that: It comprises a first frame (111), a hollow cavity is arranged in the first frame (111), a water outlet is arranged on a side of the first frame (111) facing the heat exchanger (210), and the water outlet is connected to the hollow cavity for spraying a cleaning agent; A hollow tube (112) is arranged in the hollow cavity, and a nozzle (113) is also arranged on the hollow tube (112); the nozzle (113) passes through the water outlet and is used for spraying cleaning agent; The end of the hollow tube (112) is provided with a connection port (114), and the connection port (114) is used to connect to a catheter (120); The filter assembly further comprises a water tank (130), and the end of the conduit (120) away from the connection port (114) is arranged in the water tank (130); The conduit (120) is provided with a pump body (140) and a motor (150) connected to the pump body (140) for extracting air or water from the water tank (130); The end of the conduit (120) away from the connection port (114) comprises a first end (121) and a second end (122), wherein the first end (121) is used to introduce air, and the second end (122) is used to introduce water; The water tank (130) is provided with a maximum water level (131) and a minimum water level (132), the first end (121) is higher than the maximum water level (131), and the second end (122) is lower than the minimum water level (132); The second conduit (124) connected to the second end (122) is connected to the first conduit (123) connected to the first end (121) via a connecting section (125), and a switch (126) is provided on the connecting section (125).

2. The filter assembly according to claim 1, characterized in that: The first frame (111) comprises an outer frame (1111) and an intermediate support (1112), the outer frame (1111) and the intermediate support (1112) are both provided with the hollow tube (112), and the hollow tube (112) in the outer frame (1111) and the intermediate support (1112) are in communication.

3. The filter assembly according to claim 1, characterized in that: The maximum gap of the nozzle (113) is 2 mm to 8 mm.

4. The filter assembly according to claim 1, characterized in that: The hollow tube (112) is made of metal material.

5. An air conditioner, characterized in that: The filter assembly (100) comprises any one of claims 1 to 4.

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