CN113566288A - Air conditioner - Google Patents
Air conditioner Download PDFInfo
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- CN113566288A CN113566288A CN202110892983.4A CN202110892983A CN113566288A CN 113566288 A CN113566288 A CN 113566288A CN 202110892983 A CN202110892983 A CN 202110892983A CN 113566288 A CN113566288 A CN 113566288A
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- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 210000002105 tongue Anatomy 0.000 description 21
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008520 organization Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
- F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an air conditioner, which comprises: the air conditioner comprises a shell, a first air inlet is formed in the left side of the shell, a second air inlet is formed in the right side of the shell, and an air outlet is formed in the front side of the shell; the cross-flow fan blade assembly is arranged in the shell and used for sucking air through the first air inlet and the second air inlet and then sending the air out through the air outlet; and the driving assembly is used for driving the cross-flow fan blade assembly to rotate.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner.
Background
At present, an indoor unit of an existing wall-mounted air conditioner generally sucks air from an air inlet at the top, and finally blows out air from an air outlet at the lower side through an evaporator and an air duct system. The existing wall-mounted air conditioner with up-down air outlet mainly performs structural optimization on an air duct system of the air conditioner, a single air outlet at the tail end of an original air duct is designed into a double-air-outlet form, a group of lower sliding door plate assemblies are designed at positions, close to lower air outlets, of the tail end of the air duct, one of the two groups of air outlets supplies air along the original lower air outlet, the other group supplies air along a newly-increased air outlet in front of an evaporator, the lower air outlet can be opened or closed through sliding of the lower sliding door plate, the upper air outlet is opened or closed through rotating motion of an air deflector, and the up-down air outlet function of the wall-mounted air conditioner is realized through the design of the double air outlets and the lower sliding door plate. The wall-mounted air conditioner with the upper air outlet and the lower air outlet can realize air supply through multiple air outlets of the air conditioner and improve air supply airflow organization of the air conditioner, but because the upper air outlet is closer to the top air inlet, the original air inlet area can be extruded, the hidden danger of air return can be caused, the actual operation effect of the air conditioner is influenced, the lower sliding door plate assembly is additionally arranged, the number of air conditioner parts can be increased, the assembly difficulty is increased, the cost is obviously increased, and the like.
Disclosure of Invention
In view of the above, the present invention discloses an air conditioner, which is used to at least solve the problem that the air outlet effect is affected by the limited air inlet of the existing air conditioner.
In order to achieve the above object, the invention adopts the following technical scheme:
the invention discloses an air conditioner, which comprises:
the air conditioner comprises a shell, a first air inlet is formed in the left side of the shell, a second air inlet is formed in the right side of the shell, and an air outlet is formed in the front side of the shell;
the cross-flow fan blade assembly is arranged in the shell and used for sucking air through the first air inlet and the second air inlet and then sending the air out through the air outlet;
and the driving assembly is used for driving the cross-flow fan blade assembly to rotate.
Further optionally, the cross-flow fan blade assembly includes:
the first through-flow fan blade assembly is arranged on the left side in the shell and used for sucking air from the first air inlet and sending the air out from the air outlet;
and the second cross-flow fan blade component is arranged on the right side in the shell and is used for sucking air from the second air inlet and sending the air out from the air outlet.
Further optionally, the first through-flow fan blade assembly comprises:
the first through-flow fan blade is transversely arranged on the left side in the shell, and a first end of the first through-flow fan blade corresponds to the first air inlet;
the first air guide wall is arranged inside the first through-flow fan blade and used for guiding air sucked through the first air inlet to the air outlet.
Further optionally, the first air guiding wall adopts a conical cylinder structure, wherein: the conical tip of the first wind guide wall faces the first end of the first through-flow fan blade, and the conical cylinder bottom of the first wind guide wall is connected with the second end of the first through-flow fan blade.
Further optionally, a first wind guiding rib is arranged on the conical surface of the first wind guiding wall, the first wind guiding rib extends spirally along the conical tip to the conical cylinder bottom, and the spiral extending direction of the first wind guiding rib is opposite to the rotating direction of the first wind guiding blade.
Further optionally, the second cross-flow fan blade assembly includes:
the second cross-flow fan blade is transversely arranged on the right side in the shell, and the first end of the second cross-flow fan blade corresponds to the second air inlet;
and the second air guide wall is arranged inside the second cross-flow fan blade and used for guiding air sucked through the second air inlet to the air outlet.
Further optionally, the second air guiding wall adopts a conical cylinder structure, wherein: the conical tip of the second air guide wall faces the first end of the second cross-flow fan blade, and the conical cylinder bottom of the second air guide wall is connected with the second end of the second cross-flow fan blade.
Further optionally, a second air guide rib is arranged on a conical surface of the second air guide wall, the second air guide rib extends spirally along the conical tip to the conical cylinder bottom, and the spiral extending direction of the second air guide rib is opposite to the rotating direction of the second cross-flow fan blade.
Further optionally, the driving assembly is disposed between the first cross-flow fan blade assembly and the second cross-flow fan blade assembly, and the driving assembly includes:
a fan blade motor;
one end of the first transmission shaft is arranged on the left side of the fan blade motor, and the other end of the first transmission shaft is connected with the first through-flow fan blade assembly;
and one end of the second transmission shaft is arranged on the right side of the fan blade motor, and the other end of the second transmission shaft is connected with the second cross-flow fan blade component.
Further optionally, the air conditioner further includes:
a first flow guide ring which is close to the first air inlet and arranged on the cross-flow fan blade assembly, wherein the first flow guide ring is of a cylindrical structure with a gradually reduced diameter, and one end of the first flow guide ring with the smaller diameter faces the inside of the first cross-flow fan blade assembly; and/or the presence of a gas in the gas,
and the second guide ring is close to the second air inlet and arranged on the cross-flow fan blade assembly, the second guide ring is of a cylindrical structure with a gradually reduced diameter, and the end with the smaller diameter of the second guide ring faces the inside of the second cross-flow fan blade assembly.
Further optionally, the air outlet includes: the upper air outlet is arranged at the top or the upper part of the front side of the shell, and the lower air outlet is arranged at the lower part of the front side of the shell;
the air conditioner further includes: the cross-flow fan blade component comprises a first air guide component arranged at the upper air outlet, a second air guide component arranged at the lower air outlet and a heat exchanger component arranged on the outer side of the cross-flow fan blade component.
Has the advantages that: according to the invention, through improving the structure of the air conditioner, a brand new air duct system is designed, the air inlet areas on the left side and the right side of the air conditioner are effectively utilized, and the actual operation capacity of the air conditioner is improved; the air conditioner adopts the modes of air inlet from the left side and the right side of the air conditioner and air supply from the upper air outlet and the lower air outlet, realizes the upper and lower air outlet functions of the wall-mounted air conditioner, and improves the airflow organization and the air supply comfort of the air conditioner; the structure optimization and the innovative design are carried out on all parts of the whole air conditioner, so that the up-and-down air outlet function of the air conditioner is realized, and the complexity and the overall cost of the whole air conditioner are favorably reduced.
Drawings
The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely exemplary embodiments of the present disclosure, and other drawings may be derived by those skilled in the art without inventive effort.
Fig. 1 is a schematic view showing an overall structure of an air conditioner according to an embodiment;
FIG. 2 is a schematic diagram illustrating an exploded structure of an air conditioner according to an embodiment;
FIG. 3 illustrates a side view of an air conditioner according to an embodiment;
FIG. 4 is a cross-flow fan blade air inlet flow path diagram of an air conditioner according to an embodiment;
FIG. 5 is a schematic view illustrating upper and lower outlet airflow paths of an air conditioner according to an embodiment;
FIG. 6 is a schematic diagram illustrating a vortex tongue structure of an air conditioner according to an embodiment;
FIG. 7 shows a schematic diagram of a cross-flow fan blade and an evaporator of an air conditioner according to an embodiment.
In the figure: 1. a first air guide assembly; 2. a panel frame; 21. a first air inlet; 3. upper volute tongue-right; 4. a motor pressing plate; 5. a second cross-flow fan blade; 6. a fan blade motor; 7. lower volute tongue-right; 8. a second flow guiding ring; 9. a bottom case; 10. a second air guide assembly; 11. a first flow guiding ring; 12. lower volute tongue-left; 13. a first through flow fan blade; 14. upper volute tongue-left; 15. an evaporator.
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 terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The air inlet of the existing air conditioner is arranged at the top of the air conditioner, and the air inlet is easily affected by the area and the arrangement position of an air inlet, so that the whole air supply effect of the air conditioner is not added.
The invention designs a brand-new whole machine structure and an air duct system, which comprise a novel fan blade motor, a through-flow fan blade, an evaporator, a bottom shell (part of a shell), a volute tongue, a flow guide ring, a panel frame (part of the shell) and the like, wherein the whole machine structure basically presents a bilateral symmetry mode; the fan blade motor is fixed in the middle of the bottom shell, transmission shafts extend out of two sides of the bottom shell, the end face of the cross-flow fan blade far away from the motor is designed to be an open face, a streamline air guide wall is designed inside the cross-flow fan blade, the evaporator is designed to be in a left-right branch circuit mode, the volute tongue is also designed to be in a left-right two mode and divided into an upper portion and a lower portion, the upper portion and the lower portion are fixed on the inner side of the evaporator, two groups of air outlet channels are designed on the top portion (or the upper portion of the front side) and the lower portion (or the lower portion of the front side) of the bottom shell, the guide ring is designed to be horn-shaped, the horn-shaped necking portion faces the inside of the cross-flow fan blade, air inlet grilles are designed on the left side and the right side of the shell, and air outlets are designed on the top portion and the lower portion. When the air conditioner operates, the cross-flow fan blades suck indoor air from air inlets corresponding to the panel frames, the air inlet grids and the flow guide rings on the left side and the right side, and finally the air is blown out from corresponding upper and lower air outlets through upper and lower air outlet channels formed in the bottom shell through flow guide pressurization of the volute tongues and heat exchange of the evaporator, so that the upper and lower air outlet functions of the wall-mounted air conditioner are realized.
To further illustrate the technical solution of the present invention, the following specific embodiments are provided by taking an indoor unit of an air conditioner as an example with reference to fig. 1 to 7.
As shown in fig. 1, an air conditioner is provided in the present embodiment. This indoor set of air conditioner includes: the air conditioner comprises a shell, wherein a first air inlet 21 is formed in the left side of the shell, a second air inlet is formed in the right side of the shell, and an air outlet is formed in the front side of the shell; the cross-flow fan blade assembly is arranged in the shell and used for sucking air through the first air inlet 21 and the second air inlet and then sending the air out through the air outlet; and the driving assembly is used for driving the cross-flow fan blade assembly to rotate. The indoor unit of the air conditioner can obviously reduce the complexity of the whole unit and reduce the production and assembly cost after adopting the design mode.
The air conditioner in this embodiment is a wall-hanging air conditioner of novel upper and lower air-out, has not only effectively utilized the air inlet region of indoor set left and right sides, has optimized the structural design of complete machine, is favorable to promoting the actual operational capability of air conditioner, reduces the complexity and the overall cost of complete machine, can also improve the air current tissue and the air supply travelling comfort of air conditioner, optimizes the air supply state under the different operational mode of air conditioner, avoids the hidden danger of return air, promotes user's comfortable experience.
In some optional modes, the cross-flow fan blade assembly comprises: the first through-flow fan blade assembly is arranged on the left side in the shell and used for sucking air from the first air inlet 21 and sending the air out through the air outlet; and the second cross-flow fan blade component is arranged on the right side in the shell and used for sucking air from the second air inlet and then sending the air out from the air outlet. In the embodiment, two cross-flow blades arranged on the left and right are used for sucking air and then are sent out through the air outlet, after the position of the air inlet is changed, the area of the air inlet is increased, suction with larger air inlet amount can be realized in the operation process, and the sufficiency of air inlet is ensured.
In some optional modes, the first through-flow fan blade assembly comprises: the first through-flow fan blade 13 is transversely arranged on the left side in the shell, and a first end of the first through-flow fan blade 13 corresponds to the first air inlet 21; and the first air guide wall is arranged inside the first through-flow fan blade 13 and used for guiding air sucked through the first air inlet 21 to the air outlet. Preferably, the first wind guide wall adopts a conical cylinder structure, wherein: the conical tip of the first wind guide wall faces the first end of the first through-flow fan blade 13, and the conical cylinder bottom of the first wind guide wall is connected with the second end of the first through-flow fan blade 13. In addition, in order to enhance the air suction effect of the cross-flow fan blade, a first air guide rib is further arranged on the conical surface of the first air guide wall, the first air guide rib extends spirally along the direction from the conical tip to the conical cylinder bottom, and the spiral extending direction of the first air guide rib is opposite to the rotating direction of the first cross-flow fan blade 13. Namely: the air guide ribs are used for performing air suction similar to the fan blade type of the axial flow fan, so that the axial flow fan has two air suction functions, and the sufficient air suction amount is ensured.
When two sets of cross-flow fan blade assemblies are arranged on the left and right sides in an indoor unit of an air conditioner, the second cross-flow fan blade assembly can adopt a structure similar to that of the first cross-flow fan blade assembly. At this time, the second cross-flow fan blade assembly comprises: the second cross-flow fan blade 5 is transversely arranged on the right side in the shell, and the first end of the second cross-flow fan blade 5 corresponds to the second air inlet; and the second air guide wall is arranged inside the second cross-flow fan blade 5 and used for guiding air sucked through the second air inlet to the air outlet. Correspondingly, the second air guide wall can also adopt a conical cylinder structure, wherein: the conical tip of the second wind guide wall faces the first end of the second cross-flow fan blade 5, and the conical cylinder bottom of the second wind guide wall is connected with the second end of the second cross-flow fan blade 5.
Further preferably: and a second air guide rib is arranged on the conical surface of the second air guide wall, the second air guide rib spirally extends along the direction from the conical tip to the conical cylinder bottom, and the spiral extending direction of the second air guide rib is opposite to the rotating direction of the second cross-flow fan blade 5.
In this embodiment, preferably, two sets of cross-flow fan assemblies share one motor for driving. At this time, the driving assembly is arranged between the first cross-flow fan blade assembly and the second cross-flow fan blade assembly. The drive assembly includes: a fan blade motor 6; a motor pressure plate 4 for fixing the fan blade motor 6; one end of the first transmission shaft is arranged at the left side of the fan blade motor 6, and the other end of the first transmission shaft is connected with the first through-flow fan blade component; one end of the second transmission shaft is arranged on the right side of the fan blade motor 6, and the other end of the second transmission shaft is connected with the second cross-flow fan blade component. The cross-flow fan blade is driven by the fan blade motor 6 to rotate, so that air outside the indoor unit forms air inlet airflow, the air inlet airflow is sucked into an air duct from the opening surface of the cross-flow fan blade, then the air inlet airflow is pressurized and heat exchanged through the conical air guide structure flow guide and the air duct system, and finally air outlet airflow is formed and blown out from the air outlet of the air conditioner.
In the air conditioner indoor unit in the embodiment, the whole structure of the air conditioner indoor unit basically presents a bilateral symmetry mode; the fan blade motor 6 is fixed in the middle of the bottom shell 9, transmission shafts extend out of two sides of the bottom shell, the end faces (namely, the first end of the first through-flow fan blade and the second end of the second through-flow fan blade) of the through-flow fan blades far away from the motor are designed to be open faces, streamline air guide walls (conical faces formed when a conical barrel structure is adopted) are designed in the through-flow fan blades, and a mounting structure matched with the transmission shafts of the fan blade motor 6 is further designed at the conical tip. The evaporator 15 is also preferably designed in the form of two sets of branches on the left and right.
The volute tongues are also designed into a left group and a right group corresponding to the cross-flow fan blades, are divided into an upper group and a lower group, are fixed on the inner side of the evaporator 15, and are matched with the flow guiding function of the volute tongues to more quickly convey air sucked through the two air inlets to the evaporator 15 for heat exchange. Preferably: the volute tongue is in a long strip shape, the inner side face of the volute tongue is an arc-shaped curved surface, three or more groups of convex clamping structures are designed on the outer side face of the volute tongue, and two groups of adjacent through holes matched with the evaporator 15 copper pipe are designed on the clamping structures. The hole shaft clamping mode of the volute tongue does not need to be fixed by screws, and the mounting process is simple and the cost is low.
In the embodiment, the upper volute tongue and the lower volute tongue are both fixedly installed on the copper pipe of the evaporator 15 through the matching of the hole shaft, and the inner side surface of the volute tongue is an arc-shaped curved surface; the air inlet flow in the cross-flow fan blade exchanges heat with the evaporator 15, is pressurized and guided by the air duct system, and is finally blown out from the upper air outlet and the lower air outlet which are guided by the volute tongue, so that the upper air outlet flow and the lower air outlet flow are formed. The upper volute tongue comprises an upper volute tongue-left 14 and an upper volute tongue-right 3; the lower volute tongue comprises a lower volute tongue-left 12 and a lower volute tongue-right 7.
In some optional manners, the indoor unit of the air conditioner further includes: the first flow guide ring 11 is close to the first air inlet and arranged at the first end of the first through-flow fan blade 13, the first flow guide ring 11 is of a cylindrical structure with gradually reduced diameter, and the smaller end of the first flow guide ring 11 faces the inside of the first through-flow fan blade assembly; and/or a second guide ring 8 which is arranged at the first end of the second cross-flow fan blade 5 and close to the second air inlet is arranged, the second guide ring 8 is of a cylindrical structure with a gradually reduced diameter, and the end with the smaller diameter of the second guide ring 8 faces the inside of the second cross-flow fan blade assembly. In the present embodiment, it is preferable that: the guide ring is designed to be horn-shaped, and the necking part of the horn faces the inside of the cross-flow fan blade.
In some optional modes, because the indoor unit of the air conditioner adopts an up-down air outlet mode, the air outlet corresponding to the indoor unit comprises: an upper air outlet arranged at the top or the upper part of the front side of the shell and a lower air outlet arranged at the lower part of the front side of the shell. Correspondingly, this air conditioner still includes: a first air guide component 1 arranged at the upper air outlet and a second air guide component 10 arranged at the lower air outlet.
In this embodiment, for the air outlet air from the upper and lower air outlets of the bottom case 9, the air after heat exchange by the heat exchanger is guided, and two sets of air outlet channels are designed on the front side and the lower side inside the bottom case 9, and respectively correspond to the upper air outlet on the top of the casing (or the upper portion of the front side) and the lower air outlet below the casing (or the lower portion of the front side). In addition, the casing includes panel frame 2, and the preferred air outlet is seted up on panel frame 2 about with, and further, it has air inlet grille in order to prevent that great foreign matter from getting into inside the casing still all to design in the panel frame 2 left and right sides of casing, guarantees the operation safety of indoor set.
Specifically, the method comprises the following steps: as shown in fig. 2, 3, 5 and 7, after the structure of the evaporator 15 of the indoor unit is improved, the evaporator 15 surrounds the cross-flow fan blade and is installed on the bottom case 9, and the evaporator 15 can exchange heat with the intake airflow; an upper air flow channel and a lower air flow channel are designed on the bottom shell 9, the upper air flow channel leads to an upper air outlet at the top of the air conditioner, a first air guide assembly 1 and a driving device thereof are also designed at the upper air outlet to guide air of the air conditioner, a lower air flow channel leads to a lower air outlet below the air conditioner, and a second air guide assembly 10 and a driving device thereof are also designed at the lower air outlet to guide air; the upper volute tongue and the lower volute tongue are installed on the evaporator 15 in a matched mode through a hole shaft, and air inlet airflow of the air conditioner is organized to enter the upper airflow channel and the lower airflow channel, so that the upper air outlet function and the lower air outlet function of the air conditioner are achieved.
As shown in fig. 1, the left and right sides of the panel frame 2 of the air conditioner are designed into air inlet grille structures, the guide rings can seal the air duct and guide the air inlet flow, when the new through-flow fan blades on the left and right sides of the air conditioner rotate, a large negative pressure is formed in the air duct, so that the air outside the left and right sides of the air conditioner forms the air inlet flow and enters the air duct along the guide rings. As shown in fig. 5, the air inlet flow of the air conditioner passes through the heat exchange function of the evaporator 15 in the air duct, and is finally blown out from the upper and lower air outlets along the upper and lower air flow channels of the bottom case 9 under the pressurization of the upper and lower volute tongues, so as to form an upper and lower air outlet flow, thereby realizing the upper and lower air outlet function of the air conditioner. According to the novel wall-mounted air conditioner with the upper air outlet and the lower air outlet, air can be fed from the left side and the right side of the panel frame 2, air is discharged from the upper air outlet and the lower air outlet, the distance between the air flow and the air flow is far, the hidden danger of air return is solved, the upper air outlet and the lower air outlet are respectively positioned at the top and the lower part of the air conditioner, the air flow during the refrigeration and heating operation of the air conditioner can be better organized, the air supply comfort of the air conditioner is improved, and the comfortable experience of users is improved.
It should be noted that the air intake mode of the indoor unit of the air conditioner in the present invention may be left and right air intake in the above-mentioned embodiment, and other structural arrangement modes of the whole air conditioner are also adopted, for example, the blade motor 6 of the air conditioner is arranged on one side according to the prior art, the cross-flow blade, the volute tongue, the evaporator 15 and other parts are designed in an integrated manner, the air conditioner independently intakes air from the other side of the panel frame 2, and the upper and lower air outlet functions of the air conditioner are realized according to the air flow organization state in the above-mentioned embodiment.
In the working process of the novel wall-mounted air conditioner with up-down air outlet, when the air conditioner runs, indoor air is sucked by the through-flow fan blades from the air inlet grids and the guide rings of the panel frames 2 on the left side and the right side, and finally the air is blown out from the upper-down air outlet channels of the bottom case 9 and the upper-down air outlet of the panel frames 2 through the guide pressurization of the volute tongue and the heat exchange of the evaporator, so that the up-down air outlet function of the wall-mounted air conditioner is realized.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (11)
1. An air conditioner, characterized in that the air conditioner comprises:
the air conditioner comprises a shell, a first air inlet is formed in the left side of the shell, a second air inlet is formed in the right side of the shell, and an air outlet is formed in the front side of the shell;
the cross-flow fan blade assembly is arranged in the shell and used for sucking air through the first air inlet and the second air inlet and then sending the air out through the air outlet;
and the driving assembly is used for driving the cross-flow fan blade assembly to rotate.
2. The air conditioner of claim 1, wherein the cross-flow fan assembly comprises:
the first through-flow fan blade assembly is arranged on the left side in the shell and used for sucking air from the first air inlet and sending the air out from the air outlet;
and the second cross-flow fan blade component is arranged on the right side in the shell and is used for sucking air from the second air inlet and sending the air out from the air outlet.
3. The air conditioner of claim 2, wherein the first fan assembly comprises:
the first through-flow fan blade is transversely arranged on the left side in the shell, and a first end of the first through-flow fan blade corresponds to the first air inlet;
the first air guide wall is arranged inside the first through-flow fan blade and used for guiding air sucked through the first air inlet to the air outlet.
4. The air conditioner according to claim 3, wherein the first air guiding wall has a tapered tubular structure, and wherein: the conical tip of the first wind guide wall faces the first end of the first through-flow fan blade, and the conical cylinder bottom of the first wind guide wall is connected with the second end of the first through-flow fan blade.
5. The air conditioner according to claim 4, wherein a first air guiding rib is provided on the tapered surface of the first air guiding wall, the first air guiding rib extends spirally along the tapered tip toward the bottom of the tapered barrel, and the spiral extending direction of the first air guiding rib is opposite to the rotating direction of the first fan blade.
6. The air conditioner of claim 2, wherein the second cross-flow fan blade assembly comprises:
the second cross-flow fan blade is transversely arranged on the right side in the shell, and the first end of the second cross-flow fan blade corresponds to the second air inlet;
and the second air guide wall is arranged inside the second cross-flow fan blade and used for guiding air sucked through the second air inlet to the air outlet.
7. The air conditioner according to claim 6, wherein the second air guiding wall has a tapered tubular structure, and wherein: the conical tip of the second air guide wall faces the first end of the second cross-flow fan blade, and the conical cylinder bottom of the second air guide wall is connected with the second end of the second cross-flow fan blade.
8. The air conditioner according to claim 7, wherein a second air guiding rib is provided on the tapered surface of the second air guiding wall, the second air guiding rib extends spirally along the direction from the cone tip to the tapered barrel bottom, and the spiral extending direction of the second air guiding rib is opposite to the rotating direction of the second cross-flow fan.
9. The air conditioner of claim 2, wherein the drive assembly is disposed between the first and second cross-flow fan assemblies, the drive assembly comprising:
a fan blade motor;
one end of the first transmission shaft is arranged on the left side of the fan blade motor, and the other end of the first transmission shaft is connected with the first through-flow fan blade assembly;
and one end of the second transmission shaft is arranged on the right side of the fan blade motor, and the other end of the second transmission shaft is connected with the second cross-flow fan blade component.
10. The air conditioner according to claim 1, further comprising:
a first flow guide ring which is close to the first air inlet and arranged on the cross-flow fan blade assembly, wherein the first flow guide ring is of a cylindrical structure with a gradually reduced diameter, and one end of the first flow guide ring with the smaller diameter faces the inside of the first cross-flow fan blade assembly; and/or the presence of a gas in the gas,
and the second guide ring is close to the second air inlet and arranged on the cross-flow fan blade assembly, the second guide ring is of a cylindrical structure with a gradually reduced diameter, and the end with the smaller diameter of the second guide ring faces the inside of the second cross-flow fan blade assembly.
11. The air conditioner according to any one of claims 1 to 10, wherein the air outlet includes: the upper air outlet is arranged at the top or the upper part of the front side of the shell, and the lower air outlet is arranged at the lower part of the front side of the shell;
the air conditioner further includes: the cross-flow fan blade component comprises a first air guide component arranged at the upper air outlet, a second air guide component arranged at the lower air outlet and a heat exchanger component arranged on the outer side of the cross-flow fan blade component.
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| CN202110892983.4A CN113566288B (en) | 2021-08-04 | 2021-08-04 | Air conditioner |
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