CN211177099U - Machine and air conditioner in air conditioning - Google Patents
Machine and air conditioner in air conditioning Download PDFInfo
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- CN211177099U CN211177099U CN201921917997.1U CN201921917997U CN211177099U CN 211177099 U CN211177099 U CN 211177099U CN 201921917997 U CN201921917997 U CN 201921917997U CN 211177099 U CN211177099 U CN 211177099U
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Abstract
The utility model provides a machine and air conditioner in air conditioning, machine includes in the air conditioning: the air conditioner comprises an air conditioner shell, a first air port and a second air port, wherein an internal air channel is formed inside the air conditioner shell, one end of the internal air channel is communicated with the first air port, the other end of the internal air channel is communicated with the second air port, one of the first air port and the second air port is an air conditioner air suction port, and the other one of the first air port and the second air port is an air conditioner air outlet; the indoor unit of the air conditioner further comprises a fresh air pipe, one end of the fresh air pipe is communicated with the outdoor, the other end of the fresh air pipe is communicated with the internal air channel, and fresh air can be sucked into the internal air channel from the outdoor through the fresh air pipe. By the utility model, the air inlet of the air conditioner can not be blocked when the fresh air purification mode is started, and the air inlet volume and the air volume and the performance of the air conditioner can not be influenced; and an independent fan and an air duct system in the prior art are not required, so that the cost is saved, and the running noise is reduced.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, concretely relates to machine and air conditioner in air conditioning.
Background
In the development process of modern society, the requirements of people on living quality are higher and higher, wherein the change of indoor air quality is the key point of attention of people, and because people spend most of the time indoors, good indoor air quality is particularly important for human health.
The existing air conditioner cabinet machine has an example of combining an air conditioner indoor unit with a fresh air purification module, but because of the use of the purification module, two modes are generally adopted, one mode is to install a purification HEPA network module on an air inlet, the use mode of the mode is not flexible enough, and the air inlet is still blocked when the air quality is higher or the purification effect is achieved, so that the air inlet amount is influenced, and the air volume and the performance of the air conditioner are reduced. The other is to establish an independent fan and an air duct system for the fresh air purification module, and the fresh air purification module is separated from the air conditioner fan system, but the cost is increased and the indoor operation noise is increased undoubtedly.
Because the cabinet air conditioner in the prior art can block an air inlet when being combined with a fresh air purification module, the air inlet amount is influenced, and the air volume and the performance of the air conditioner are reduced; or adopt independent fan and ducted system, separately with air conditioner fan system, improved the cost and increased technical problem such as indoor operating noise, consequently the utility model discloses research and design an air conditioning indoor set and air conditioner.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the air conditioner among the prior art and exist and can block the air inlet when combining with the new trend purification module to influence the defect of intake, thereby provide an air conditioning indoor set and air conditioner.
The utility model provides an indoor unit of air conditioner, it includes:
the air conditioner comprises an air conditioner shell, a first air port and a second air port, wherein an internal air channel is formed inside the air conditioner shell, one end of the internal air channel is communicated with the first air port, the other end of the internal air channel is communicated with the second air port, one of the first air port and the second air port is an air conditioner air suction port, and the other one of the first air port and the second air port is an air conditioner air outlet;
the indoor unit of the air conditioner further comprises a fresh air pipe, one end of the fresh air pipe is communicated with the outdoor, the other end of the fresh air pipe is communicated with the internal air channel, and fresh air can be sucked into the internal air channel from the outdoor through the fresh air pipe.
Preferably, the first and second electrodes are formed of a metal,
the fresh air pipe is provided with a filtering device; and/or a control valve is further arranged at the position where the fresh air pipe is communicated with the internal air channel.
Preferably, the first and second electrodes are formed of a metal,
a notch is formed in the peripheral wall of the fresh air pipe at a position opposite to the filtering device, and an upper cover plate is further arranged at the notch so as to open or close the notch.
Preferably, the first and second electrodes are formed of a metal,
the indoor unit of the air conditioner further comprises a counter-rotating fan, and the counter-rotating fan is arranged in the internal air duct and is positioned between the first air opening and the second air opening; and/or the first air opening is positioned at the top end of the inner air duct, and the second air opening is positioned at the lower part of the inner air duct; during refrigeration, the first air port is an air outlet, and the second air port is an air inlet; when heating, the first air port is an air inlet, and the second air port is an air outlet.
Preferably, the first and second electrodes are formed of a metal,
the air guide top cover is arranged at the position of the first air opening, can be lifted to open the first air opening and can also be lowered to close the first air opening, and an annular channel allowing air flow to circulate is formed between the air guide top cover and the first air opening when the air guide top cover is lifted.
Preferably, the first and second electrodes are formed of a metal,
the flow guide top cover is of a cone structure, the lower surface of the flow guide top cover is a conical surface, and a generatrix of the conical surface in the longitudinal section is of an arc line structure; and/or the diversion top cover is also provided with a motor in a connecting way.
Preferably, the first and second electrodes are formed of a metal,
the contra-rotating fan comprises a first axial flow fan blade and a second axial flow fan blade, the first axial flow fan blade and the second axial flow fan blade are adjacently arranged along the axial direction, and the rotating directions of the first axial flow fan blade and the second axial flow fan blade are opposite; during refrigeration, the first axial flow fan blade rotates towards a first direction, and the second axial flow fan blade rotates towards a second direction, so that airflow is blown to the first air opening from the second air opening; when heating, the first axial flow fan blade rotates towards a second direction, and the second axial flow fan blade rotates towards a first direction, so that air flow is blown to the second air port from the first air port, wherein the first direction is opposite to the second direction.
Preferably, the first and second electrodes are formed of a metal,
the upper part of the air conditioner shell is of a cylindrical structure, the lower part of the air conditioner shell is of a polyhedral structure, the upper part is connected with the lower part, the cross section of the polyhedral structure is polygonal, and the second air openings are formed in at least two side faces of the polyhedral structure.
Preferably, the first and second electrodes are formed of a metal,
and a heat exchanger is also arranged in the internal air duct, and a flow guide component is also arranged between the heat exchanger and the counter-rotating fan.
Preferably, the first and second electrodes are formed of a metal,
one axial end of the flow guide component extends to a position which is connected with the end part of the heat exchanger, and the other axial end of the flow guide component extends to a position which is equal to the width of an axial air duct of the counter-rotating fan; and/or the cross-sectional shape of the heat exchanger is circular or "G" shaped.
The utility model also provides an air conditioner, it includes preceding arbitrary air conditioning indoor unit.
The utility model provides a pair of machine and air conditioner have following beneficial effect in the air conditioning:
1. the utility model has the advantages that the fresh air pipe is arranged, one end of the fresh air pipe is communicated with the internal air channel inside the shell of the indoor unit of the air conditioner, and the other end of the fresh air pipe is communicated with the outside, so that the air inlet of the fresh air module can be effectively and independently arranged and isolated, the air inlet of the air conditioner can not be blocked when the fresh air purification mode is started, and the air inlet quantity and the performance of the air conditioner can not be influenced; in addition, because the fresh air module of the utility model is connected with the air conditioner shell and the internal air channel, the fresh air module can be used for sucking air by the fan in the internal air channel of the air conditioner shell, an independent fan and an air channel system in the prior art are not needed, and the fresh air module is not needed to be separated from the air conditioner fan system, thus effectively saving the cost and reducing the operation noise;
2. the structure form of a counter-rotating fan and the arrangement of a first air port and a second air port are arranged in an internal air duct of the indoor unit of the air conditioner, so that the counter-rotating fan can realize the upward air outlet from the air port at the upper part during the refrigeration in summer and realize the downward air outlet from the air port at the lower part during the refrigeration in winter; the axial flow fan blades arranged up and down can effectively accelerate and boost the airflow for two times, so that the resistance of the heat exchanger and the fresh air purification Hepa net is effectively overcome, and the air supply distance of the air conditioner and the comfort in a room are ensured; the air inlet and the air supply of the air conditioner and the fresh air purification module are realized in the same air channel by pressurizing and supplying air to the cyclone fan, and the simultaneous refrigeration or heating and the starting of the fresh air purification mode are realized.
Drawings
Fig. 1 is a schematic view of the overall appearance structure of the indoor unit of the air conditioner of the present invention;
fig. 2 is a schematic view of the overall explosion structure of the indoor unit of the air conditioner;
FIG. 3 is an axial sectional view of the indoor unit of the air conditioner of the present invention, in which the air conditioning function and the fresh air purification function are operated simultaneously;
FIG. 4 is a top view of the indoor unit of the air conditioner of the present invention operating with both air conditioning function and fresh air purification;
FIG. 5 is a top view of the indoor unit of the air conditioner of the present invention, in which only the air conditioning function is operated;
fig. 6 is a top view of the indoor unit of the air conditioner of the present invention, which only has fresh air purification operation.
The reference numbers in the figures denote:
1. a wall body; 21. a fresh air duct; 22. a cover plate; 23. a filtration device; 24. a fresh air inlet; 30. an internal air duct; 31. a first tuyere; 32. a second tuyere; 4. a flow guide member; 5. an air conditioning housing; 6. a flow guide top cover; 7. a heat exchanger; 8. a counter-rotating fan; 81. a first axial flow fan blade; 82. a second axial flow fan blade; 9. and controlling the valve.
Detailed Description
As shown in fig. 1-6, the utility model provides an air-conditioning indoor unit, it includes:
the air conditioner comprises an air conditioner shell 5, a first air opening 31 and a second air opening 32, wherein an internal air duct 30 is formed inside the air conditioner shell 5, one end of the internal air duct 30 is communicated with the first air opening 31, the other end of the internal air duct 30 is communicated with the second air opening 32, one of the first air opening and the second air opening is an air conditioner suction opening, and the other air opening is an air conditioner air outlet;
the indoor unit of the air conditioner further comprises a fresh air pipe 21, wherein one end of the fresh air pipe 21 is communicated with the outdoor space, and the other end of the fresh air pipe 21 is communicated with the internal air duct 30, so that fresh air can be sucked into the internal air duct 30 from the outdoor space through the fresh air pipe 21.
The utility model has the advantages that the fresh air pipe is arranged, one end of the fresh air pipe is communicated with the internal air channel inside the shell of the indoor unit of the air conditioner, and the other end of the fresh air pipe is communicated with the outside, so that the air inlet of the fresh air module can be effectively and independently arranged and isolated, the air inlet of the air conditioner can not be blocked when the fresh air purification mode is started, and the air inlet quantity and the performance of the air conditioner can not be influenced; and because the utility model discloses an interconnect between new trend module and air conditioner casing and the inside wind channel can be induced drafted the effect of induced drafting by the fan in the inside wind channel of air conditioner casing, need not to adopt independent fan and air duct system among the prior art, need not part with air conditioner fan system, can practice thrift the cost effectively to the noise of operation has been reduced.
The utility model adopts the independent installation of the fresh air purification module, the air inlet of the fresh air module and the air inlet of the air conditioner are independently opened, the fresh air purification is realized without blocking the air inlet of the air conditioner, the air quantity and the performance of the air conditioner are not influenced, the air conditioner enters air from the air inlets at the left side and the right side, and the fresh air purification module enters air from the rear side, thereby solving the problem that the existing fresh air module occupies the air inlet of the air conditioner;
meanwhile, the air conditioner and the fresh air purification module are operated simultaneously in the same air duct system; the fresh air purification module is used as an independent product, when the air conditioner is installed, a user can select whether to install the fresh air purification module according to the requirement, and the problem that the existing air conditioner and the fresh air purification module are installed separately is solved;
the air conditioner and the fresh air purification module share one fan and a wind channel system, and the fresh air purification function is added to the air conditioner under the condition that the refrigeration and heating performance of the air conditioner are not weakened, so that the problem of establishing an independent fan system for the fresh air purification module is solved;
the axial flow fan blades arranged up and down can effectively accelerate and boost the airflow twice, thereby effectively overcoming the resistance of the heat exchanger and the fresh air purification Hepa net simultaneously and ensuring the air supply distance of the air conditioner and the comfort in the room; one fan and one air duct system are shared, so that the product cost and the operation noise can be effectively reduced.
The utility model discloses the accessible realizes air conditioner and new trend purification module's air inlet and air supply in same wind channel to the pressurization air supply of rotary fan, realizes refrigeration simultaneously and new trend purification mode, heats and opening of new trend purification mode.
Preferably, the first and second electrodes are formed of a metal,
a filtering device 23, preferably an HEPA net, is arranged inside the fresh air pipe 21; and/or a control valve 9 is further arranged at a position where the fresh air pipe 21 is communicated with the internal air duct 30. This is the utility model discloses an optimal structural style can play effectual purification filtration to the fresh air through the filter equipment who sets up in the fresh air pipe, can control opening and closing of fresh air channel air circulation route through control flap's setting, can realize the air inlet of simple air conditioning function, carry out the fresh air inlet purely to and the air inlet of fresh air inlet and air conditioning function is carried out simultaneously.
Preferably, the first and second electrodes are formed of a metal,
a notch is formed in the peripheral wall of the fresh air duct 21 at a position opposite to the filter device 23, and a cover plate 22 is further provided at the notch to open or close the notch. The action of assembling the filtering device, putting the filtering device into the fresh air pipe and taking the filtering device out of the fresh air pipe can be completed through the notch, and the filtering device is assembled.
Preferably, the first and second electrodes are formed of a metal,
the indoor unit of the air conditioner further comprises a counter-rotating fan 8, and the counter-rotating fan 8 is arranged in the internal air duct 30 and is positioned between the first air opening 31 and the second air opening 32; and/or, the first air opening 31 is located at the top end of the inner air duct 30, and the second air opening 32 is located at the lower part of the inner air duct 30; during refrigeration, the first air port 31 is an air outlet, and the second air port 32 is an air inlet; when heating, the first air port 31 is an air inlet, and the second air port 32 is an air outlet. The structure form of the counter-rotating fan and the arrangement of the first air port and the second air port are arranged in the internal air duct of the indoor unit of the air conditioner, so that the air can be discharged upwards from the air port on the upper part through the counter-rotating fan during refrigeration in summer, and can be discharged downwards from the air port on the lower part through the counter-rotating fan during refrigeration in winter.
Preferably, the first and second electrodes are formed of a metal,
the position of the first air inlet 31 is provided with a flow guide top cover 6, the flow guide top cover 6 can be lifted to open the first air inlet 31 and can also be lowered to close the first air inlet 31, and an annular channel allowing air flow to circulate is formed between the flow guide top cover 6 and the first air inlet 31 when the flow guide top cover 6 is lifted. Simultaneously through the movable design of upper cover plate (be water conservancy diversion top cap), can be according to the operating mode adjustment wind gap size, the arc design of upper cover plate forms annular air outlet, can set up the cooperation of whirl fan blade (the whirl fan blade includes impeller and a plurality of whirl blades that set up on the impeller periphery) at first wind gap department and realize the effect of wide angle air-out, carry on counter-rotating axial fan subassembly, can realize under the same wind channel under the refrigeration operating mode air current go up go out, the reversible air supply effect that heats the operating mode air current and go up and go out down.
Through the setting of water conservancy diversion top cap, can open first wind gap through raising, and form annular air outlet or air intake, can increase the area of the air current circulation of first wind gap department effectively, thereby promote the heat transfer effect effectively, promote indoor refrigeration or heat the comfort level, make no matter can both accomplish the purpose to indoor improvement heat transfer effect in summer or winter, and the refrigeration in summer realizes air-out on the shower formula, heat in winter and realize air-out under the carpet formula, realize above-mentioned function simultaneously, make the comfort level of indoor human body obtain very big improvement.
Preferably, the first and second electrodes are formed of a metal,
the flow guide top cover 6 is of a cone structure, the lower surface of the flow guide top cover 6 is a conical surface, and a generatrix of the conical surface in the longitudinal section is of an arc line structure; and/or the guide top cover 6 is also provided with a motor (not shown) in a connecting way. The conical flow guide top cover is positioned at the top of the air conditioner and consists of a cylinder and a cone, the cylinder structure and the shell form a seal, and the cone structure is used for guiding airflow to flow in or out from the upper air inlet. The air outlet area can be increased, meanwhile, the air flow is effectively guided towards the periphery, the indoor air flow is promoted to flow in a large range, the air outlet range is enlarged, and the refrigerating and heating effects are improved.
The air conditioner comprises a guide top cover 6, wherein an arc-shaped end face rotates along the circumferential direction to form an annular air outlet, air flow can realize circumferential air outlet along the air outlet, meanwhile, a linear push rod motor is arranged at the lower end of the top cover and can realize pushing and withdrawing movement of an upper top cover, when the air conditioner is started, the linear push rod motor pushes the upper top cover out to enable the annular air outlet to be in an open state, when the air conditioner is closed, the linear push rod motor pulls the upper top cover back to reset, the air outlet is guaranteed to be in a closed state, dust and other sundries are prevented from entering an air channel, meanwhile, the position of the upper top cover can be adjusted in real time according to working condition requirements, the size of the annular air outlet is changed, the air volume of the air conditioner is.
Preferably, the first and second electrodes are formed of a metal,
the counter-rotating fan 8 comprises a first axial flow fan blade 81 and a second axial flow fan blade 82, the first axial flow fan blade 81 and the second axial flow fan blade 82 are adjacently arranged along the axial direction, and the rotating directions of the first axial flow fan blade 81 and the second axial flow fan blade 82 are opposite; during refrigeration, the first axial flow fan blade 81 rotates towards a first direction, and the second axial flow fan blade 82 rotates towards a second direction, so that air flow is blown to the first air port 31 from the second air port 32; during heating, the first axial fan 81 rotates in a second direction, and the second axial fan 82 rotates in a first direction, so that the airflow is blown from the first tuyere 31 to the second tuyere 32, wherein the first direction is opposite to the second direction.
The axial flow fan blades arranged up and down can effectively accelerate and boost the airflow for two times, so that the resistance of the heat exchanger and the fresh air purification HEPA network is effectively overcome, and the air supply distance of the air conditioner and the comfort in a room are ensured; the air inlet and the air supply of the air conditioner and the fresh air purification module are realized in the same air channel by pressurizing and supplying air to the cyclone fan, and the simultaneous refrigeration or heating and the starting of the fresh air purification mode are realized.
Preferably, the first and second electrodes are formed of a metal,
the upper part of the air-conditioning casing 5 is of a cylindrical structure, the lower part of the air-conditioning casing is of a polyhedral structure, the upper part is connected with the lower part, the cross section of the polyhedral structure is polygonal, and the second air ports 32 are arranged on at least two side faces of the polyhedral structure. The air conditioner shell is in an optimal structure form, and the structure of the upper cylindrical structure is matched with the flow guide top cover and the rotational flow air outlet assembly at the first air port, so that the air outlet effect along the peripheral direction can be formed at the top end of the air conditioner shell, and the air flow uniformity and the air outlet range are improved; set up the second wind gap through setting up on two at least sides of polygonal structure and can improve the intake or the air output from the second wind gap, improve the heat transfer effect.
Preferably, the first and second electrodes are formed of a metal,
a wind shield movable to open the second tuyere 32 and close the second tuyere 32 is further provided at the second tuyere 32. The wind shield arranged at the second air port can realize opening and closing of the second air port, air inlet of a simple air conditioning function can be realized, fresh air inlet is carried out simply, and the fresh air inlet and the air inlet of the air conditioning function are executed simultaneously.
Preferably, the first and second electrodes are formed of a metal,
a heat exchanger 7 is further disposed in the inner air duct 30, and a flow guide member 4 is further disposed between the heat exchanger 7 and the counter-rotating fan 8. Through setting up the heat exchanger in inside wind channel and setting up the structural style of water conservancy diversion part between heat exchanger and the counter-rotating fan for the air current that comes out to the counter-rotating fan can be guided to the heat exchanger through water conservancy diversion part completely and evenly, or the air current that the heat exchanger came out can be guided to the counter-rotating fan through water conservancy diversion part completely and evenly, can realize the even water conservancy diversion of air-out and air-out down, carry out even diffusion or shrink to the fluidic, reduce the air current in the flow inhomogeneity between counter-rotating fan and heat exchanger, for providing good fluid leading-in or derivation effect to counter-rotating axial fan and heat exchanger, promote the complete machine amount of wind, the noise reduction.
Preferably, the first and second electrodes are formed of a metal,
one axial end of the flow guide component 4 extends to a position which is connected with the end part of the heat exchanger 7, and the other axial end of the flow guide component 4 extends to a position which is equal to the axial air duct width of the counter-rotating fan 8; and/or the cross-sectional shape of the heat exchanger 7 is circular or "G" shaped. This is the utility model discloses a further preferred structural style of water conservancy diversion part can make the air current through the heat exchanger can be blown off to the counter-rotating fan by the water conservancy diversion more completely, perhaps makes the air current through the counter-rotating fan can be blown off to heat exchanger department by the water conservancy diversion more completely to further effectively improve and carry out even diffusion or contraction action to the convection current, further reduce the air current in the flow inhomogeneity between counter-rotating fan and heat exchanger, further promote the complete machine amount of wind, noise reduction.
The utility model also provides an air conditioner, it includes aforementioned arbitrary any air conditioning in machine.
The existing air conditioner cabinet machine has an example of combining an air conditioner indoor unit with a fresh air purification module, but because of the use of the purification module, two modes are generally adopted, one mode is to install a purification HEPA network module on an air inlet, the use mode of the mode is not flexible enough, and the air inlet is still blocked when the air quality is higher or the purification effect is achieved, so that the air inlet amount is influenced, and the air volume and the performance of the air conditioner are reduced. The other is to establish an independent fan and an air duct system for the fresh air purification module, and the fresh air purification module is separated from the air conditioner fan system, but the cost is increased and the indoor operation noise is increased undoubtedly. The utility model adopts the independent installation of the fresh air purification module, the air inlet of the fresh air module and the air inlet of the air conditioner are independently opened, the fresh air purification is realized without blocking the air inlet of the air conditioner, the air quantity and the performance of the air conditioner are not influenced, simultaneously, the functions of the air conditioner and the fresh air purification are realized in the same air duct system, and the simultaneous operation or the independent operation of the refrigeration or heating and the fresh air purification modes is realized; consequently, this patent is under not increasing new fan and air duct system, solves the problem that new trend purification HEPA net blockked the air conditioner air intake simultaneously, realizes the newly-increased new trend purification performance of air conditioner, and then promotes the user's travelling comfort.
The utility model provides a cabinet-type air conditioner with independent new trend purifies module, cabinet air conditioner includes: fresh air purification module, casing, inside wind channel, kuppe, circular heat exchanger and disrotatory axial fan. The relative positions of the structures are shown in an appearance structure schematic diagram in fig. 1, and the specific implementation modes are as follows:
in fig. 2, 1 is a wall, the fresh air purification module has a fresh air pipe 21, a cover plate 22, a filter 23 (preferably an HEPA net module), and a fresh air inlet 24, one end of the whole fresh air purification module is communicated with an opening of the wall, and the other end is communicated with the rear side of the shell of the air conditioner; the lower end of the shell of the air conditioner is provided with a first air port 31 (namely an upper air port) for air inlet and air outlet of the air conditioner, and a second air port 32 (namely a lower air port) comprises a left lower air port corresponding to the heat exchanger and a right lower air port corresponding to the heat exchanger; a flow guide component 4 (preferably a flow guide ring) is positioned between the counter-rotating fan 8 and the circular heat exchanger 7 and is used for guiding the airflow in the inner air duct; the counter-rotating fan 8 is composed of a plurality of axial-flow fan blades, a fixing piece and a driving piece, the counter-rotating fan is arranged in the internal air duct and located above the heat exchanger, the counter-rotating fan is preferably 2 axial-flow fan blades in the embodiment, 81 is a first axial-flow fan blade, 82 is a second axial-flow fan blade, and the rotating directions of the two axial-flow fan blades are opposite.
When the functions of the air conditioner and the fresh air purification module are simultaneously started, as shown in fig. 4, under the action of negative pressure generated after the counter-rotating fan 8 rotates, airflow of the air conditioner is sucked from a lower air port (a second air port 32) and exchanges heat through the circular heat exchanger 7; fresh air flow of the fresh air purification module is sucked from a fresh air inlet 24, is subjected to physical adsorption purification through an HEPA (high efficiency particulate air) net in a fresh air pipe 21 and then enters the circular heat exchanger 7 from the rear side of the shell of the air conditioner for heat exchange, so that the use of a total heat exchanger is avoided; the two air flows are converged in the heat exchanger 7, so that the fresh air entering the room is ensured to exchange heat firstly; as shown in fig. 3, after the airflow continuously passes through the first axial flow fan blade 81 and the second axial flow fan blade 82, the airflow flowing speed and the air pressure are increased twice under the action of the rotating fan blades, so that the resistance of the heat exchanger and the HEPA network is overcome, and the air supply volume and the distance of the air outlet are ensured. Finally, the air flows are blown out from the upper air opening (the first air opening 31) through the arc-shaped buffering flow guide section in the annular air outlet (the first air opening 31) at the top by changing the flow direction of the air flow (as shown by an arrow in fig. 3), and the blown air flow is mixed by the fresh air rich in oxygen and the indoor circulating air flow, so that the oxygen content of the air in the room is improved, and the comfort of a user is improved.
When only the air conditioner is operated, as shown in fig. 5, the control valve 9 in the purification pipe connected with the air conditioner shell is closed, the air flow can only be sucked from the lower air inlet (second air inlet 32) of the air conditioner, heat is exchanged through the circular heat exchanger 7, and finally, under the action of pressurization and acceleration of the cyclone fan 8, large air volume and long-distance air supply are realized;
when only the fresh air purification module operates, as shown in fig. 6, the lower air ports (second air ports 32) on the left side and the right side of the air conditioner are closed, air flow can only be sucked from the fresh air inlet 24 of the fresh air pipe, heat is exchanged through the circular heat exchanger 7, and finally, large air volume and long-distance air supply are realized under the pressurizing and accelerating effects of the cyclone fan 8.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An air conditioning indoor unit, characterized in that: the method comprises the following steps:
the air conditioner comprises an air conditioner shell (5), a first air opening (31) and a second air opening (32), wherein an internal air duct (30) is formed inside the air conditioner shell (5), one end of the internal air duct (30) is communicated with the first air opening (31), the other end of the internal air duct is communicated with the second air opening (32), one of the first air opening and the second air opening is an air conditioner air suction opening, and the other air opening is an air conditioner air outlet;
the indoor unit of the air conditioner further comprises a fresh air pipe (21), one end of the fresh air pipe (21) is communicated with the outdoor space, the other end of the fresh air pipe is communicated with the internal air channel (30) so that fresh air can be sucked into the internal air channel (30) from the outdoor space through the fresh air pipe (21), and a filtering device (23) is arranged inside the fresh air pipe (21).
2. An indoor unit of an air conditioner according to claim 1, wherein:
and a control valve (9) is further arranged at the position where the fresh air pipe (21) is communicated with the internal air duct (30).
3. An indoor unit of an air conditioner according to claim 1, wherein:
a notch is formed in the peripheral wall of the fresh air pipe (21) at a position opposite to the filtering device (23), and a cover plate (22) is further arranged at the notch to open or close the notch.
4. An indoor unit of an air conditioner according to any one of claims 1 to 3, wherein:
the indoor unit of the air conditioner further comprises a counter-rotating fan (8), and the counter-rotating fan (8) is arranged in the internal air duct (30) and is positioned between the first air opening (31) and the second air opening (32); and/or the first air opening (31) is positioned at the top end of the inner air duct (30), and the second air opening (32) is positioned at the lower part of the inner air duct (30); during refrigeration, the first air port (31) is an air outlet, and the second air port (32) is an air inlet; when heating, the first air opening (31) is an air inlet, and the second air opening (32) is an air outlet.
5. An indoor unit of an air conditioner according to claim 4, wherein:
a flow guide top cover (6) is arranged at the position of the first air opening (31), the flow guide top cover (6) can be lifted to open the first air opening (31) and can also be lowered to close the first air opening (31), and an annular channel allowing air flow to circulate is formed between the flow guide top cover (6) and the first air opening (31) when the flow guide top cover (6) is lifted; the flow guide top cover (6) is of a cone structure, the lower surface of the flow guide top cover (6) is a conical surface, and a generatrix of the conical surface in the longitudinal section is of an arc line structure; and/or the flow guide top cover (6) is also provided with a motor in a connecting way.
6. An indoor unit of an air conditioner according to claim 4, wherein:
the contra-rotating fan (8) comprises a first axial flow fan blade (81) and a second axial flow fan blade (82), the first axial flow fan blade (81) and the second axial flow fan blade (82) are arranged along the axial direction, and the rotating directions of the first axial flow fan blade (81) and the second axial flow fan blade (82) are opposite; during refrigeration, the first axial flow fan blade (81) rotates towards a first direction, and the second axial flow fan blade (82) rotates towards a second direction, so that airflow is blown to the first air opening (31) from the second air opening (32); during heating, the first axial flow fan blade (81) rotates towards a second direction, and the second axial flow fan blade (82) rotates towards a first direction, so that air flow is blown to the second air opening (32) from the first air opening (31), wherein the first direction is opposite to the second direction.
7. An indoor unit of an air conditioner according to claim 4, wherein:
the upper part of the air-conditioning shell (5) is of a cylindrical structure, the lower part of the air-conditioning shell is of a polyhedral structure, the upper part is connected with the lower part, the cross section of the polyhedral structure is polygonal, and the second air ports (32) are arranged on at least two side faces of the polyhedral structure.
8. An indoor unit of an air conditioner according to claim 4, wherein:
a heat exchanger (7) is further arranged in the internal air duct (30), and a flow guide component (4) is further arranged between the heat exchanger (7) and the counter-rotating fan (8).
9. An indoor unit of an air conditioner according to claim 8, wherein:
one axial end of the flow guide component (4) extends to a position which is connected with the end part of the heat exchanger (7), and the other axial end of the flow guide component (4) extends to a position which is equal to the axial air duct width of the counter-rotating fan (8); and/or the cross-sectional shape of the heat exchanger (7) is circular or 'G' shaped.
10. An air conditioner, characterized in that: an indoor unit of an air conditioner comprising any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921917997.1U CN211177099U (en) | 2019-11-08 | 2019-11-08 | Machine and air conditioner in air conditioning |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921917997.1U CN211177099U (en) | 2019-11-08 | 2019-11-08 | Machine and air conditioner in air conditioning |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268313A (en) * | 2020-09-15 | 2021-01-26 | 珠海格力电器股份有限公司 | Intersecting line movement filter screen assembly and air conditioner thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268313A (en) * | 2020-09-15 | 2021-01-26 | 珠海格力电器股份有限公司 | Intersecting line movement filter screen assembly and air conditioner thereof |
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