CN110986186A - Air conditioner filter screen and air conditioner - Google Patents

Air conditioner filter screen and air conditioner Download PDF

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Publication number
CN110986186A
CN110986186A CN201911007462.5A CN201911007462A CN110986186A CN 110986186 A CN110986186 A CN 110986186A CN 201911007462 A CN201911007462 A CN 201911007462A CN 110986186 A CN110986186 A CN 110986186A
Authority
CN
China
Prior art keywords
air conditioner
filter screen
resistance wire
resistance
conditioner filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911007462.5A
Other languages
Chinese (zh)
Inventor
姚午厚
杜超
李建科
杨欢
王龙跃
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Air Conditioner Gen Corp Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Air Conditioner Gen Corp Ltd
Haier Smart Home Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao Haier Air Conditioner Gen Corp Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haier Air Conditioner Gen Corp Ltd
Priority to CN201911007462.5A priority Critical patent/CN110986186A/en
Publication of CN110986186A publication Critical patent/CN110986186A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0071Indoor units, e.g. fan coil units with means for purifying supplied air
    • F24F1/0073Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00Details or features not otherwise provided for
    • F24F2221/22Cleaning ducts or apparatus

Abstract

The invention relates to the technical field of air conditioners, in particular to an air conditioner filter screen and an air conditioner. The invention aims to solve the problem that dust on an air conditioner filter screen is not easy to clean in the prior art. The air conditioner filter screen comprises a filter screen body and a lead, wherein the filter screen body comprises a resistance wire, the resistance wire is wound into a net shape, one end of the lead is connected with the resistance wire, and the other end of the lead is connected with an external power supply. Through the arrangement, the air conditioner filter screen can be heated by switching on an external power supply, and the dust adhered to the surface of the filter screen body is dried by using heat generated by heating of the resistance wire, so that the dust can fall off from the filter screen body conveniently.

Description

Air conditioner filter screen and air conditioner
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner filter screen and an air conditioner.
Background
An air conditioner is a device that adjusts and controls parameters such as temperature, humidity, flow rate, etc. of ambient air inside a building. The existing air conditioner generally comprises an air conditioner external unit and an air conditioner internal unit according to installation positions, wherein the air conditioner external unit has the basic functions of compressing low-temperature and low-pressure gas exhausted from the air conditioner internal unit into high-pressure and high-temperature gas to cool and dissipate heat outdoors and sending condensed refrigerant liquid to an evaporator of the air conditioner internal unit to absorb indoor heat; the air conditioner internal unit mainly utilizes the refrigerant liquid conveyed by the air conditioner external unit to exchange heat with indoor air, thereby achieving the purpose of heat exchange, and the air conditioner internal unit also has the functions of blowing and air conditioning system control. The air conditioner indoor unit generally comprises a shell, an air inlet and an air outlet are formed in the shell, a heat exchanger and a cross-flow fan are arranged in the shell, an air conditioner filter screen is further arranged between the air inlet and the heat exchanger, the air conditioner filter screen can filter air entering the indoor unit, and the cleanliness of the indoor air is kept.
In the prior art, after an air conditioner internal unit is used for a period of time, a large amount of dust can be accumulated on an air conditioner filter screen, particularly in areas with high temperature, high humidity and poor air quality, the dust is more easily accumulated on the air conditioner filter screen, and the dust is high in viscosity and difficult to clean. The collected dust blocks a filter screen of the air conditioner, so that the circulating air quantity of an internal machine is reduced, the refrigerating and heating efficiency of the air conditioner is influenced, and the energy consumption of the air conditioner is improved; and bacteria are easy to breed after dust is accumulated on the air conditioner filter screen, and part of dust and bacteria can enter the room along with the air flow to influence the quality of indoor air.
In order to remove dust on a filter screen of the air conditioner, a shell of an internal machine of the air conditioner needs to be opened, and then tools such as a brush and the like are utilized to sweep the dust; however, the above method has poor cleaning effect and is difficult to clean the dust with high viscosity attached to the filter screen of the air conditioner.
Disclosure of Invention
In order to solve the above problems in the prior art, that is, to solve the problem that dust on the air conditioner filter screen is not easy to clean in the prior art, an embodiment of the invention provides an air conditioner filter screen, which comprises a filter screen body and a lead, wherein the filter screen body comprises a resistance wire, the resistance wire is wound into a net shape, one end of the lead is connected with the resistance wire, and the other end of the lead is connected with an external power supply.
Optionally, the resistance wires include a first resistance wire, a plurality of second resistance wires and a plurality of third resistance wires, the diameter of the first resistance wire is larger than that of the second resistance wire, and the diameter of the second resistance wire is larger than that of the third resistance wire; the first resistance wire is arranged on the outer sides of the second resistance wire and the third resistance wire, and the first resistance wire surrounds the frame of the filter screen body; the second resistance wires are arranged in the frame in a crossed mode along a first direction and a second direction which are perpendicular to each other, two ends of each second resistance wire are connected with the frame, and the frame is divided into a plurality of sub frames by the second resistance wires; the plurality of third resistance wires are arranged in the sub-frame in a crossed mode along a first direction and a second direction which are perpendicular to each other, and two ends of each third resistance wire are connected with the sub-frame.
Optionally, an insulating layer is further disposed on the outer side of the resistance wire.
The air conditioner filter screen as described above, optionally, the insulating layer is an enamel layer.
The air conditioner filter screen as described above, optionally, a plurality of heat insulating sleeves are further provided on the outer side of the insulating layer.
The air conditioner filter screen as described above, optionally, the heat insulating sleeve includes a first heat insulating sleeve and a second heat insulating sleeve, the first heat insulating sleeve is connected to the casing of the air conditioner internal unit through a first fixing portion, and the second heat insulating sleeve is connected to the casing of the air conditioner internal unit through a second fixing portion.
Optionally, the first fixing portion is a fixing ring arranged outside the first insulating sleeve, and the fixing ring is connected with a casing of the air conditioner internal unit through an elastic piece.
Optionally, the second fixing portion includes a base disposed outside the second heat insulation sleeve, the base is provided with a positioning column, and the positioning column is fixedly connected to a positioning groove disposed on a casing of the air conditioner indoor unit.
Optionally, the end of the positioning column is in a semi-sphere shape.
Another embodiment of the invention provides an air conditioner, which comprises an air conditioner external unit and an air conditioner internal unit which are connected with each other, wherein the air conditioner internal unit comprises a shell, an air inlet and an air outlet are formed in the shell, a heat exchanger and a cross-flow fan are arranged in the shell, an air conditioner filter screen is further arranged between the air inlet and the heat exchanger, and the air conditioner filter screen adopts any one of the air conditioner filter screens.
The air conditioner filter screen comprises a filter screen body and a lead, wherein the filter screen body comprises a resistance wire, the resistance wire is wound into a net shape, one end of the lead is connected with the resistance wire, and the other end of the lead is connected with an external power supply. Through the arrangement, the air conditioner filter screen can be heated by switching on an external power supply, and the dust adhered to the surface of the filter screen body is dried by using heat generated by heating of the resistance wire, so that the dust can fall off from the filter screen body conveniently.
Drawings
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the detailed description set forth herein is merely illustrative and explanatory of the present invention and is not restrictive of the invention as claimed below. The attached drawings are as follows:
FIG. 1 is a schematic view of the structure of the air conditioner filter screen of the present invention;
FIG. 2 is a front view of the air conditioner filter screen of the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 1;
fig. 4 is a partially enlarged view of a portion B in fig. 1.
Description of reference numerals:
100-a screen body; 101-a first resistance wire;
102-a second resistance wire; 103-a third resistance wire;
110-a first insulating jacket; 111-a fixed ring;
120-a second insulating sleeve; 121-a substrate;
122-a locating post; 200-conducting wire.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
After the air conditioner internal unit is used for a long time, a large amount of dust often can be pasted on its inside air conditioner filter screen, especially in the area of high temperature and high humidity and air quality difference, gather the dust on the air conditioner filter screen more easily, the dust gathering forms certain thickness and has certain adhesion after the air conditioner filter screen surface gradually for the user is difficult with the dust clean up after dismantling the air conditioner filter screen. Based on this, this application aims at providing an air conditioner filter screen convenient to clearance air conditioner filter screen dust.
Example one
FIG. 1 is a schematic view of the structure of the air conditioner filter screen of the present invention; FIG. 2 is a front view of the air conditioner filter screen of the present invention; FIG. 3 is an enlarged view of a portion A of FIG. 1; FIG. 4 is an enlarged view of a portion B of FIG. 1; please refer to fig. 1-4. The embodiment provides an air conditioner filter screen, including filter screen body 100 and wire 200, filter screen body 100 includes the resistance wire, and the resistance wire coiling is netted, and the resistance wire is connected to the one end of wire 200, and external power source is connected to the other end of wire 200.
Specifically, the air conditioner filter screen that this embodiment provided is applied to on the air conditioner internal unit of wall-hanging air conditioner, and sets up between air intake and the heat exchanger of air conditioner internal unit to filter the air that gets into air conditioner internal unit, improve the air cleanliness.
The air conditioner filter screen comprises a filter screen body 100 and a lead 200, wherein the filter screen body 100 comprises a resistance wire which can be made of a material with a large resistance coefficient, so that heat is generated after the air conditioner filter screen is electrified. The resistance wire is wound to form a net shape so as to form the filter screen body 100, and the resistance wire has certain flexibility, so that the filter screen body 100 can be bent to form an arc shape to adapt to the shapes of the cross-flow fan and the heat exchanger inside the air conditioner indoor unit. In the prior art, a left air conditioner filter screen and a right air conditioner filter screen are arranged in an air conditioner internal unit, and dust is easy to fall between the two air conditioner filter screens; the filter screen body 100 of this embodiment formula structure as an organic whole for air conditioner filter screen convenient to detach and installation more have improved filter area, the effectual dust that has prevented gathers.
In this embodiment, one end of the wire 200 is connected to the resistance wire, and the other end of the wire 200 is connected to the external power source, so that the filter screen body 100 can be heated, and dust adhered to the surface of the filter screen body 100 can be cleaned more easily.
When the air conditioner filter screen of the embodiment cleans dust, the resistance wire can be heated by turning on a switch of an external power supply, and heat is generated after the resistance wire is heated, so that the dust adhered on the filter screen body 100 gradually loses moisture and dries, and the dust can freely fall off from the filter screen body 100; alternatively, the user can clean the heated dust with an auxiliary tool (such as a brush), so that the dust can be easily cleaned from the filter screen body 100.
Alternatively, the wires 200 may be mated to an external power source using a plug-and-socket type detachable connection. When the user is in the dust of clearance on the air conditioner filter screen, can select to take out the air conditioner filter screen and heat with wire 200 switch-on external power source again for subsequent process of cleaning the dust all goes on in the outside of air conditioner internal unit, avoids sweeping the dust entering air conditioner internal unit once more. Or, the air conditioner filter screen can be directly heated in the air conditioner indoor unit, and at the moment, the cleaning mechanism and the dust collecting mechanism which are matched with the internal facilities of the air conditioner indoor unit can be used, so that the whole process is automated, and the use of a user is facilitated.
Those skilled in the art can understand that the air conditioner filter screen of the present embodiment includes the filter screen body 100 and the wire 200, the filter screen body 100 includes a resistance wire, the resistance wire is wound to be a net shape, one end of the wire 200 is connected to the resistance wire, and the other end of the wire 200 is connected to an external power supply. Through the setting, the air conditioner filter screen of this embodiment can be through switch on external power supply in order to heat, and the heat that generates heat with the resistance wire makes the dust that glues and cover on filter screen body 100 surface dry to the dust of being convenient for drops from filter screen body.
In an alternative embodiment, the resistance wires of the present embodiment include a first resistance wire 101, a plurality of second resistance wires 102, and a plurality of third resistance wires 103, the diameter of the first resistance wire 101 is larger than the diameter of the second resistance wire 102, and the diameter of the second resistance wire 102 is larger than the diameter of the third resistance wire 103. The specific structure is that the first resistance wire 101 is arranged outside the second resistance wire 102 and the third resistance wire 103, and the first resistance wire 101 surrounds the frame of the filter screen body 100, so as to ensure that the filter screen body 100 has enough strength. The plurality of second resistance wires 102 are crosswise arranged in the frame along a first direction and a second direction which are perpendicular to each other, two ends of the second resistance wires 102 are connected with the frame, and the plurality of second resistance wires 102 divide the frame into a plurality of sub-frames. The plurality of third resistance wires 103 are crosswise arranged in the sub-frame along a first direction and a second direction which are perpendicular to each other, and two ends of the third resistance wires 103 are connected with the sub-frame.
Through the arrangement, the first resistance wire 101 and the second resistance wire 102 with larger diameters form a frame of the filter screen body 100 and a plurality of subframes inside the frame, so that the overall strength of the filter screen body 100 is ensured; and utilize the less third resistance wire 103 of diameter to fill in a plurality of subframes, thereby the third resistance wire 103 can form latticedly along the first direction of mutually perpendicular and second direction crossing arrangement, and the concrete size of net can set up as required to better filter the air that gets into air conditioner internal unit.
Further, in order to ensure the safety during use and prevent a user from getting an electric shock, the outer side of the resistance wire of the embodiment is further provided with an insulating layer.
In a preferred embodiment, the insulating layer can be selected as an enamel layer, the enamel layer has the characteristics of temperature resistance and oil resistance, the surface is smooth and is not easy to be contaminated by dust, and the thermal conductivity coefficient of the enamel layer is good, so that heat generated by the resistance wire can pass through the enamel layer to dry the dust adhered on the surface of the enamel layer.
Furthermore, in order to facilitate the contact with the air conditioner filter screen when the air conditioner filter screen is mounted and dismounted by a user, a plurality of heat insulation sleeves are arranged on the outer side of the insulating layer for preventing the air conditioner filter screen from damaging other parts in the air conditioner filter screen by heating, and a certain gap is formed between the air conditioner filter screen and other parts after the heat insulation sleeves are arranged, so that the damage caused by the fact that the heated air conditioner filter screen directly contacts other parts is avoided. Meanwhile, a user can hold the heat insulation sleeve to take the air conditioner filter screen out of the air conditioner internal machine, or the user can hold the heat insulation sleeve to install the air conditioner filter screen into the air conditioner internal machine, and the heat insulation sleeve isolates heat generated by heating of the resistance wire to avoid burning the user.
Specifically, the heat insulation sleeve of the present embodiment includes a first heat insulation sleeve 110 and a second heat insulation sleeve 120, the first heat insulation sleeve is connected to the casing of the air conditioner indoor unit through a first fixing portion, and the second heat insulation sleeve is connected to the casing of the air conditioner indoor unit through a second fixing portion. The first insulating sleeve 110 and the second insulating sleeve 120 are respectively arranged on two opposite sides of the air conditioner filter screen, and the specific number of the first insulating sleeve 110 and the second insulating sleeve 120 can be set according to the requirement, for example, it can be one, two, three or four. When more than one first insulating sleeve 110 and one second insulating sleeve 120 are arranged, a certain gap is formed between every two adjacent first insulating sleeves 110, and a certain gap is formed between every two adjacent second insulating sleeves 120, so that the distribution is more uniform.
Further, the first fixing portion is a fixing ring 111 disposed outside the first insulating sleeve 110, and the fixing ring 111 is connected to a casing of the air conditioner internal unit through an elastic member. The elastic part can be selected as common parts in the prior art such as a spring, a certain elastic space is formed at the joint after the elastic part is connected with a shell of an air conditioner indoor unit through the spring, and when a dust collection mechanism is used for collecting dust strongly, dust can penetrate through the filter screen body 100 and the elastic space, so that the dust collection efficiency is improved, and meanwhile, the soft contact of the elastic part can reduce the noise during strong dust collection and improve the service environment.
Further, the second fixing portion includes a base disposed outside the second heat insulation sleeve 120, a positioning column 122 is disposed on the base 121, and the positioning column 122 is fixedly connected to a positioning groove disposed on a casing of the air conditioner indoor unit. The matching connection structure of the positioning column 122 and the positioning groove is adopted, the space inside the air conditioner indoor unit can be saved, the degree of freedom in two directions of the air conditioner filter screen can be limited after the matching connection, and the vibration of the air conditioner filter screen is reduced.
The end of the positioning column 122 of the embodiment is preferably semi-spherical, so that the positioning column can be conveniently inserted into the shell of the air conditioner indoor unit, the assembly convenience is improved, and a user is allowed to realize blind operation.
Example two
The embodiment provides an air conditioner, including interconnect's outer machine of air conditioner and air conditioner internal unit, the air conditioner internal unit includes the casing, is equipped with air intake and air outlet on the casing, is equipped with heat exchanger and cross-flow fan in the casing, still is equipped with the air conditioner filter screen between air intake and the heat exchanger, the air conditioner filter screen adopt as above embodiment one the air conditioner filter screen.
The difference between the air conditioner of this embodiment and the prior art lies in that the air conditioner filter screen of this embodiment can be through switching on external power supply in order to heat, and the heat that generates heat with the resistance wire makes the dust that glues and cover at the filter screen body surface dry to the dust of being convenient for drops from the filter screen body.
It will be understood by those skilled in the art that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
It should be noted that in the description of the present invention, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. The air conditioner filter screen is characterized by comprising a filter screen body and a lead, wherein the filter screen body comprises a resistance wire, the resistance wire is wound in a net shape, one end of the lead is connected with the resistance wire, and the other end of the lead is connected with an external power supply.
2. The air conditioner filter screen as recited in claim 1, wherein the resistance wires include a first resistance wire, a plurality of second resistance wires and a plurality of third resistance wires, the diameter of the first resistance wire is greater than the diameter of the second resistance wire, and the diameter of the second resistance wire is greater than the diameter of the third resistance wire; the first resistance wire is arranged on the outer sides of the second resistance wire and the third resistance wire, and the first resistance wire surrounds the frame of the filter screen body; the second resistance wires are arranged in the frame in a crossed mode along a first direction and a second direction which are perpendicular to each other, two ends of each second resistance wire are connected with the frame, and the frame is divided into a plurality of sub frames by the second resistance wires; the plurality of third resistance wires are arranged in the sub-frame in a crossed mode along a first direction and a second direction which are perpendicular to each other, and two ends of each third resistance wire are connected with the sub-frame.
3. The air conditioner filter screen as claimed in claim 1, wherein an insulating layer is further provided on the outer side of the resistance wire.
4. The air conditioner filter screen of claim 3, wherein the insulating layer is an enamel layer.
5. The air conditioning filter screen according to claim 3, wherein the insulating layer is further provided with a plurality of heat insulating covers on the outer side.
6. The air conditioner filter screen according to claim 5, wherein the heat insulating jacket includes a first heat insulating jacket and a second heat insulating jacket, the first heat insulating jacket is connected to a casing of an air conditioner indoor unit through a first fixing portion, and the second heat insulating jacket is connected to the casing of the air conditioner indoor unit through a second fixing portion.
7. The air conditioner filter screen according to claim 6, wherein the first fixing portion is a fixing ring disposed outside the first insulating sheath, and the fixing ring is connected to a casing of the indoor unit of the air conditioner via an elastic member.
8. The filter screen according to claim 6, wherein the second fixing portion comprises a base disposed outside the second heat insulating sleeve, and a positioning column is disposed on the base and fixedly connected to a positioning groove disposed on a casing of the indoor unit of the air conditioner.
9. The air conditioner filter screen according to claim 8, wherein the end of the positioning post is semi-spherical.
10. An air conditioner is characterized by comprising an air conditioner external unit and an air conditioner internal unit which are connected with each other, wherein the air conditioner internal unit comprises a shell, an air inlet and an air outlet are formed in the shell, a heat exchanger and a cross-flow fan are arranged in the shell, an air conditioner filter screen is further arranged between the air inlet and the heat exchanger, and the air conditioner filter screen is the air conditioner filter screen as claimed in any one of claims 1 to 9.
CN201911007462.5A 2019-10-22 2019-10-22 Air conditioner filter screen and air conditioner Pending CN110986186A (en)

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* Cited by examiner, † Cited by third party
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CN111578474A (en) * 2020-05-25 2020-08-25 广东美的制冷设备有限公司 Sterilizing filter component, air processing device and control method of air conditioner

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Application publication date: 20200410