CN216591949U - Air conditioner indoor unit and air conditioner - Google Patents
Air conditioner indoor unit and air conditioner Download PDFInfo
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- CN216591949U CN216591949U CN202122710289.4U CN202122710289U CN216591949U CN 216591949 U CN216591949 U CN 216591949U CN 202122710289 U CN202122710289 U CN 202122710289U CN 216591949 U CN216591949 U CN 216591949U
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Abstract
The utility model provides an air conditioner indoor unit and an air conditioner, wherein the air conditioner indoor unit comprises: a housing having an air duct; the fan component is arranged in the air duct and used for driving airflow in the air duct to flow; the fresh air channel is arranged in the shell, one end of the fresh air channel is communicated with the air inlet of the fan component, and the other end of the fresh air channel is used for introducing outdoor air to lead the outdoor air to the air inlet of the fan component. The utility model solves the problem of low assembly efficiency of the air conditioner with the fresh air function in the prior art.
Description
Technical Field
The utility model relates to the technical field of air conditioners, in particular to an air conditioner indoor unit and an air conditioner.
Background
At present, the air outlet form of the traditional air conditioner is single, the air outlet form during refrigeration/heating is consistent, and the direction of air flow is changed only by adjusting the air sweeping or guiding blades. But because of the natural characteristic of air, the density of hot air is relatively low, and the hot air is easy to float upwards; the cold air has higher density and is easy to sink. Therefore, the existing air conditioner always has the comfort problem in the operation process, such as 'head hot and foot cold' during heating, and 'cold wind blowing people' during cooling.
With the increasing living standard, people have higher and higher requirements for indoor environment, and air conditioners capable of performing heat and humidity treatment have been widely used. The traditional air conditioner adjusts the air temperature in the closed environment, harmful gases and biological pollutants can not be reasonably converted and diluted in the closed environment for a long time, the contents of carbon dioxide, VOCs and the like are seriously exceeded, the indoor air quality is deteriorated, and the so-called 'air conditioning disease' is suffered. Therefore, household air conditioner users gradually put forward requirements on indoor fresh air, and the indoor air quality and the supply of the fresh air attract attention of people.
The air conditioner with the fresh air in the part is already released in the current market, the fresh air conditioner realizes the purpose of conveying fresh air from the outside to the inside through additionally arranging one set of fan system in the air conditioner, then the fresh air fan system of the fresh air conditioner is limited by the internal structure space of an air conditioner section, the size of a fresh air fan blade is small, the fresh air volume is small, and the problem of cost increase and assembly efficiency reduction can be further caused by additionally arranging one set of fan system.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an air conditioner indoor unit and an air conditioner, and aims to solve the problem that the air conditioner with a fresh air function in the prior art is low in assembly efficiency.
In order to achieve the above object, according to one aspect of the present invention, there is provided an air conditioning indoor unit including: a housing having an air duct; the fan component is arranged in the air duct and used for driving the airflow in the air duct to flow; the fresh air channel is arranged in the shell, one end of the fresh air channel is communicated with the air inlet of the fan component, and the other end of the fresh air channel is used for introducing outdoor air to lead the outdoor air to the air inlet of the fan component.
Further, the air conditioning indoor unit includes: the baffle plate assembly is arranged in the casing to form a fresh air channel.
Further, the diaphragm assembly includes: the first baffle, first baffle and the relative setting of backplate of casing, the circulation clearance between first baffle and the backplate is used for forming new trend passageway.
Further, the diaphragm assembly includes: and the second partition plate is positioned above the air inlet of the fan component and is arranged opposite to the circulation gap so as to stop the airflow in the circulation gap.
Furthermore, one end of the first partition plate is connected with the bottom of the casing, the other end of the first partition plate is connected with the second partition plate, and a fresh air outlet opposite to the air inlet of the fan component is formed in the first partition plate.
Further, the air conditioning indoor unit further includes: fresh air pipe, fresh air pipe set up in the casing, and fresh air pipe's lumen forms the new trend passageway.
Furthermore, one pipe orifice of the fresh air pipe is used for introducing outdoor air, and the other pipe orifice of the fresh air pipe is used for being communicated with an air inlet of the fan component; or one pipe orifice of the fresh air pipe is used for introducing outdoor air, the other pipe orifice of the fresh air pipe is in a blocking state, and a fresh air outlet which is used for being opposite to the air inlet of the fan component is formed in the fresh air pipe.
Further, the air conditioning indoor unit further includes: one end of the induced duct is used for leading outdoor air to the outside, and one end of the induced duct is installed on the shell and communicated with the fresh air channel.
Further, the air conditioning indoor unit further includes: the fresh air filtering component is arranged in a fluid channel formed by the tube cavity of the induced air pipe and the fresh air channel.
Furthermore, the fan part is provided with a first air outlet and a second air outlet which are oppositely arranged, and the shell is provided with a first ventilation opening and a second ventilation opening; the first ventilation opening is selectively communicated with the first air outlet and the air inlet, and the second ventilation opening is selectively communicated with the second air outlet and the air inlet, so that the indoor air flows into the machine shell through the first ventilation opening and flows out of the machine shell through the second ventilation opening after sequentially flowing through the air inlet, the fan part and the second air outlet, or the indoor air flows into the machine shell through the second ventilation opening and flows out of the machine shell through the first ventilation opening after sequentially flowing through the air inlet, the fan part and the first air outlet.
Furthermore, the number of the air inlets of the fan component is two, the two air inlets are respectively a first air inlet and a second air inlet, the first air inlet is communicated with the fresh air channel, and the second air inlet is communicated with the first ventilation opening or the second ventilation opening.
Furthermore, a communicating cavity communicated with the air inlet of the fan component is formed in the shell, and the communicating cavity is selectively communicated with the first ventilation opening and the second ventilation opening.
Further, the air conditioning indoor unit further includes: the shielding plate is arranged around the air inlet of the fan part and is arranged opposite to the front panel of the shell; the first baffle plate and the second baffle plate are respectively arranged at two opposite ends of the shielding plate, and the shielding plate, the front panel, the first baffle plate and the second baffle plate jointly enclose a communicating cavity; the first baffle is movably arranged to communicate or obstruct the first vent and the communication cavity; the second baffle is movably arranged to communicate or obstruct the second ventilation opening and the communication cavity.
Further, the air conditioning indoor unit further includes: the first heat exchanger is arranged between the first air outlet and the first ventilation opening; and the second heat exchanger is arranged between the second air outlet and the second ventilation opening.
According to another aspect of the present invention, there is provided an air conditioner including an air conditioning indoor unit and an air conditioning outdoor unit connected by a pipe.
By applying the technical scheme, the air conditioner indoor unit comprises a shell, a fan component and a fresh air channel, wherein an air channel is formed in the shell, and the fan component is arranged in the air channel to drive airflow in the air channel to flow; the fresh air channel is arranged in the shell, one end of the fresh air channel is communicated with the air inlet of the fan component, the other end of the fresh air channel is used for introducing outdoor air, the outdoor air is directly introduced to the rear of the air inlet of the fan component, fresh air is blown out by the fan component, therefore, a fresh air fan system does not need to be additionally arranged, the outdoor fresh air is directly introduced to the fresh air channel of the indoor unit of the air conditioner by directly utilizing the fan component, and then the fresh air is blown out by the fan component, so that the problem that the fresh air volume is small due to small fresh air blades in the prior art is solved, the internal structure of the air conditioner with a fresh air function is simplified, and the assembly efficiency of the fresh air conditioner is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic view showing a structure of a fresh air path partitioned by a baffle for an indoor unit of an air conditioner according to an embodiment of an indoor unit of an air conditioner of the present invention;
fig. 2 is a schematic view illustrating a flow direction of air entering from the second vent and exiting from the first vent according to an embodiment of the indoor unit of an air conditioner of the present invention;
fig. 3 is a schematic view illustrating a flow direction of air entering from a first vent and exiting from a second vent according to an embodiment of the indoor unit of an air conditioner of the present invention;
figure 4 shows a schematic view of the position of the various vents of a first alternative embodiment of the air-conditioning indoor unit according to the utility model;
figure 5 shows a schematic view of the position of the various vents of a second alternative embodiment of the air-conditioning indoor unit according to the utility model; and
figure 6 shows a schematic view of the position of the individual vents of a third alternative embodiment of the air-conditioning indoor unit according to the utility model.
Wherein the figures include the following reference numerals:
10. a housing; 11. a back plate; 12. a front panel; 100. an air duct; 101. a first vent; 102. a second vent; 110. a first ventilation cavity; 120. a second vent chamber; 130. a third vent chamber; 140. a fourth ventilation chamber; 20. a fan component; 200. a fresh air channel; 210. an air inlet; 211. a first air inlet; 212. a second air inlet; 30. a bulkhead assembly; 31. a first separator; 32. a second separator; 40. an induced draft pipe; 41. a fresh air filtering component; 201. a first air outlet; 202. a second air outlet; 220. a communicating cavity; 221. a first baffle plate; 222. a second baffle; 21. a shielding plate; 50. a first heat exchanger; 60. a second heat exchanger.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In the prior art, a set of fresh air fan system is additionally arranged on the air conditioner with the fresh air function, and the size of the fresh air fan blade is small due to the limitation of the internal structural space of the air conditioner, so that the air volume of the fresh air is small, and the internal structure of the air conditioner is complex due to the addition of the set of fresh air fan system, so that the cost is increased, and the assembly efficiency of the air conditioner is reduced.
Referring to fig. 1 to 6, the present invention provides an indoor unit of an air conditioner, including: a housing 10, the housing 10 having an air duct 100; a fan unit 20, the fan unit 20 being disposed in the air duct 100 to drive the air flow in the air duct 100; and the fresh air channel 200 is arranged in the machine shell 10, one end of the fresh air channel 200 is communicated with the air inlet 210 of the fan component 20, and the other end of the fresh air channel 200 is used for introducing outdoor air so as to lead the outdoor air to the air inlet 210 of the fan component 20.
The air conditioner indoor unit comprises a casing 10, a fan component 20 and a fresh air channel 200, wherein an air channel 100 is arranged in the casing 10, and the fan component 20 is arranged in the air channel 100 to drive airflow in the air channel 100 to flow; the fresh air channel 200 is arranged in the shell 10, one end of the fresh air channel 200 is communicated with the air inlet 210 of the fan component 20, the other end of the fresh air channel 200 is used for introducing outdoor air, so that the outdoor air is directly introduced into the air inlet 210 of the fan component 20, and fresh air is blown out by the fan component 20, therefore, a fresh air fan system does not need to be additionally arranged, the outdoor fresh air is directly introduced into the fresh air channel 200 of an indoor unit of the air conditioner by directly utilizing the fan component 20 and then blown out by the fan component 20, the problem that the fresh air quantity is small due to small fresh air blades in the prior art is solved, the internal structure of the air conditioner with a fresh air function is simplified, and the assembly efficiency of the fresh air conditioner is improved.
In a first embodiment of the present invention, an air conditioning indoor unit includes: the baffle assembly 30, the baffle assembly 30 is arranged in the casing 10 to enclose the fresh air channel 200.
As shown in fig. 1 to 3, the diaphragm assembly 30 includes: the first partition plate 31 is disposed opposite to the back plate 11 of the casing 10, and a circulation gap between the first partition plate 31 and the back plate 11 is used to form the fresh air channel 200.
Specifically, the diaphragm assembly 30 further includes: and a second partition 32, wherein the second partition 32 is located above the air inlet 210 of the fan assembly 20 and is opposite to the flow gap to stop the air flow in the flow gap.
Preferably, the second partition 32 is located approximately at 1/2 of the air conditioning indoor unit in the extending direction of the air conditioning indoor unit.
Preferably, the first partition 31 and the second partition 32 are perpendicular to each other.
Specifically, one end of the first partition plate 31 is connected to the bottom of the casing 10, the other end of the first partition plate 31 is connected to the second partition plate 32, and the first partition plate 31 is provided with a fresh air outlet opposite to the air inlet 210 of the fan component 20.
In a second embodiment of the present invention, an indoor unit of an air conditioner further includes: the fresh air pipe is arranged in the machine shell 10, and a fresh air channel 200 is formed in a pipe cavity of the fresh air pipe.
One pipe orifice of the fresh air pipe is used for introducing outdoor air, and the other pipe orifice of the fresh air pipe is used for being communicated with the air inlet 210 of the fan component 20; or one pipe orifice of the fresh air pipe is used for introducing outdoor air, the other pipe orifice of the fresh air pipe is in a blocking state, and a fresh air outlet which is used for being opposite to the air inlet 210 of the fan component 20 is formed in the fresh air pipe.
Preferably, the pipe orifice of the fresh air pipe in the blocking state is approximately located at 1/2 of the indoor unit of the air conditioner along the extension direction of the indoor unit of the air conditioner.
In an embodiment of the present invention, the air conditioning indoor unit further includes: and one end of the air guiding pipe 40 is used for leading to the outside to introduce outdoor air, and one end of the air guiding pipe 40 is installed on the machine shell 10 and is communicated with the fresh air channel 200.
Specifically, the air guiding pipe 40 is located below the fan component 20 and is disposed on the back plate 11 of the casing 10, and the air guiding pipe 40 includes a fresh air inlet for leading to the outside so as to guide the outdoor air to the fresh air channel 200 through the fresh air inlet.
In the prior art, the air inlet of the traditional fresh air conditioner is positioned at one side of the back plate of the air conditioner, and the air conditioner needs to be separated from a wall body by a certain distance during installation so as to ensure the return air volume.
In the embodiment of the utility model, the back plate 11 is only provided with the fresh air inlet of the induced air pipe 40, the air conditioner is communicated with the outside after being drilled on the wall, and the air conditioner can be installed close to the wall without an indoor return air inlet, thereby saving the room area of a user.
Preferably, the first end of the upper tube surface of the induced duct 40 is connected to the back plate 11 of the casing 10, and after the lower tube surface of the induced duct 40 passes through the back plate 11, the first end of the lower tube surface of the induced duct 40 is connected to the first partition plate 31; wherein the second end of the upper tube surface and the second end of the lower tube surface of the induced duct 40 are used for enclosing a fresh air inlet communicated to the outside.
In an embodiment of the present invention, the air conditioning indoor unit further includes: fresh air filtering component 41, fresh air filtering component 41 sets up in the fluid passage that the lumen of induced duct 40 and fresh air passageway 200 constitute.
Specifically, the fresh air filtering member 41 is disposed obliquely.
In the specific implementation process of the embodiment of the present invention, one end of the fresh air filtering component 41 along the extending direction thereof is connected to the first end of the upper tube surface of the air guiding tube 40, and the other end thereof is connected to the first end of the lower tube surface of the air guiding tube 40. Therefore, the fresh air filtering component 41 is blocked between the fresh air channel 200 and the air guiding pipe 40, so that the outdoor air can enter the fresh air channel 200 after being filtered.
As shown in fig. 1 to 6, the blower part 20 has a first air outlet 201 and a second air outlet 202 which are oppositely arranged, and the casing 10 is provided with a first air vent 101 and a second air vent 102; the first ventilation opening 101 is selectively communicated with the first air outlet 201 and the air inlet 210, and the second ventilation opening 102 is selectively communicated with the second air outlet 202 and the air inlet 210, so that the indoor air flows into the cabinet 10 through the first ventilation opening 101 and flows out of the cabinet 10 through the second ventilation opening 102 after sequentially flowing through the air inlet 210, the fan member 20 and the second air outlet 202, or the indoor air flows into the cabinet 10 through the second ventilation opening 102 and flows out of the cabinet 10 through the first ventilation opening 101 after sequentially flowing through the air inlet 210, the fan member 20 and the first air outlet 201.
Specifically, along the width direction of the induced duct 40, the projections of the second ventilation opening 102 and at least a portion of the induced duct 40 coincide with each other.
Along the extending direction of the casing 10, the first ventilation opening 101 is located above the casing 10, the second ventilation opening 102 is located below the casing 10, the first air outlet 201 and the second air outlet 202 are disposed at two opposite ends of the fan component 20 and are spaced along the extending direction of the casing 10, and the first air outlet 201 is located above the second air outlet 202.
In the embodiment of the present invention, the height position of the first ventilation opening 101 is located above the casing 10, and the specific position thereof may be on the front side of the upper part of the casing 10, on the side of the upper part of the casing 10, or even on the top of the upper part of the casing 10. The height position of the second ventilation opening 102 is located below the casing 10, and the specific position thereof may be at the front side of the lower part of the casing 10 or at the side of the lower part of the casing 10.
In the implementation of the first alternative embodiment of the present invention, as shown in fig. 4, the first ventilation opening 101 is located at the top (uppermost) of the cabinet 10, and the second ventilation opening 102 is located at the side (front panel 12) below the cabinet 10.
In the implementation of the second alternative embodiment of the present invention, as shown in fig. 5, the first ventilation opening 101 is located on the upper side (the front panel 12) of the cabinet 10, and the second ventilation opening 102 is located on the front side below the cabinet 10.
In the third alternative embodiment of the present invention, as shown in fig. 6, the first ventilation opening 101 is located on the upper front side of the cabinet 10, and the second ventilation opening 102 is located on the lower side (front panel 12) of the cabinet 10.
In the embodiment of the present invention, the number of the air inlets 210 of the fan assembly 20 is two, the two air inlets 210 are a first air inlet 211 and a second air inlet 212, respectively, the first air inlet 211 is communicated with the fresh air channel 200, and the second air inlet 212 is used for being communicated with the first ventilation opening 101 or the second ventilation opening 102.
Specifically, the two air inlets 210 of the fan assembly 20 are respectively located at two ends of the fan assembly 20 and are spaced apart along the width direction of the fan assembly 20.
In the embodiment of the present invention, the housing 10 has a communication chamber 220 therein, which is in communication with the air inlet 210 of the fan part 20, and the communication chamber 220 is selectively in communication with the first and second ventilation openings 101 and 102.
As shown in fig. 1 to 6, the communication chamber 220 and the fresh air passage 200 are provided at both ends of the fan member 20, and the communication chamber 220 and the fresh air passage 200 are provided at an interval in the width direction of the fan member 20. The communicating cavity 220 is communicated with the second air inlet 212 of the fan component 20, and the fresh air channel 200 is communicated with the first air inlet 211 of the fan component 20.
Preferably, the fan component 20 is a double-suction centrifugal fan, the double-suction centrifugal fan can simultaneously suck air from the air inlets 210 on both sides of the fan, and when the fan system is started, the double-suction centrifugal fan system simultaneously sucks fresh air in the fresh air channel 200 and indoor air in the communicating cavity 220 into the double-suction centrifugal fan system for mixing, and then the fresh air and the indoor air flow out through the first air outlet 201 or the second air outlet 202.
Specifically, the fan system of the present invention is a reversible fan system, and the fan system includes a rotating volute tongue, and the rotating volute tongue is disposed on the outer periphery of the fan component 20, so as to change the air outlet direction of the fan component 20 by the rotation of the rotating volute tongue, so as to switch to outlet air from the first air outlet 201 of the fan component 20, or switch to outlet air from the second air outlet 202 of the fan component 20.
In an embodiment of the present invention, the air conditioning indoor unit further includes: a shielding plate 21, the shielding plate 21 is disposed around the air inlet 210 of the fan component 20, and the shielding plate 21 is disposed opposite to the front panel 12 of the casing 10; the first baffle 221 and the second baffle 222 are respectively arranged at two opposite ends of the shielding plate 21, and the shielding plate 21, the front panel 12, the first baffle 221 and the second baffle 222 jointly enclose a communication cavity 220; wherein, the first baffle 221 is movably disposed to communicate or block the first vent 101 and the communication chamber 220; the second shutter 222 is movably disposed to communicate or block the second ventilation opening 102 and the communication chamber 220.
Specifically, the shielding plate 21 extends along the extending direction of the fan member 20, and the first and second baffles 221 and 222 are disposed at intervals along the extending direction of the front panel 12.
In the implementation of the embodiment of the present invention, when the first blocking plate 221 and the second blocking plate 222 are both in the horizontal position, the free ends of the first blocking plate 221 and the second blocking plate 222 are abutted against the shielding plate 21, and the first blocking plate 221, the second blocking plate 222, the shielding plate 21 and the front panel 12 form the closed communication cavity 220.
In an embodiment of the present invention, the air conditioning indoor unit further includes a rotating shaft, and one end of each of the first flap 221 and the second flap 222 is fixedly connected to the front panel 12 of the casing 10 through the rotating shaft, so that the first flap 221 and the second flap 222 can rotate around the rotating shaft, thereby communicating or blocking the communication chamber 220 and each of the vents provided on the casing 10.
Preferably, two heat exchangers are arranged in the air conditioner indoor unit, and specifically, the air conditioner indoor unit comprises: the first heat exchanger 50, the first heat exchanger 50 is arranged between the first air outlet 201 and the first ventilation opening 101; and the second heat exchanger 60, wherein the second heat exchanger 60 is arranged between the second air outlet 202 and the second air outlet 102.
Preferably, both the first heat exchanger 50 and the second heat exchanger 60 are arranged obliquely with respect to the horizontal plane.
In the embodiment of the present invention, the first heat exchanger 50 is disposed in the air duct 100 above the casing 10, one end of the first heat exchanger 50 is connected to the back plate 11 of the casing 10, and the other end of the first heat exchanger 50 is connected to the front plate 12 of the casing 10, wherein the end of the first heat exchanger 50 connected to the back plate 11 is higher than the end connected to the front plate 12; the second heat exchanger 60 is disposed in the air duct 100 below the casing 10, one end of the second heat exchanger 60 is connected to the first partition plate 31, and the other end of the second heat exchanger 60 is connected to the front panel 12, wherein one end of the second heat exchanger 60 connected to the front panel 12 is higher than one end connected to the first partition plate 31.
Specifically, the first heat exchanger 50 divides the air duct 100 above the indoor unit of the air conditioner into a first ventilation chamber 110 and a second ventilation chamber 120, and the first ventilation chamber 110 is communicated with the first ventilation opening 101; the second heat exchanger 60 divides the air duct 100 below the indoor unit into a third ventilation chamber 130 and a fourth ventilation chamber 140, and the fourth ventilation chamber 140 is communicated with the second ventilation opening 102.
In the embodiment of the present invention, both the first ventilation opening 101 and the second ventilation opening 102 can be used as an air inlet or an air outlet, and the air inlet and the air outlet of the air conditioner can be switched by rotating the first baffle 221 or the second baffle 222 and the rotating volute tongue in the fan system to perform reversing.
In the implementation process of the first embodiment of the present invention, when the first ventilation opening 101 is used as the air outlet and the second ventilation opening 102 is used as the air inlet, as shown in fig. 2, the first baffle 221 rotates around the rotation axis to be in a horizontal state, so that the second ventilation cavity 120 is not communicated with the communication cavity 220. The second shutter 222 is rotated counterclockwise about the rotation shaft to be opened such that the communication chamber 220 communicates with the third ventilation chamber 130. Moreover, the fan component 20 is switched to the upper air-out state by the rotation of the rotary volute tongue, at this time, the upper air inlet (i.e. the first air outlet 201) of the fan system is opened, and the lower air inlet (the second air outlet 202) of the fan system is closed, so that the upper air inlet (the first air outlet 201) of the fan system is communicated with the second ventilation cavity 120, and the lower air inlet (the second air outlet 202) of the fan system is not communicated with the third ventilation cavity 130. When the air conditioner is started, indoor return air flow enters the machine shell 10 through the second ventilation opening 102 and sequentially flows through the fourth ventilation cavity 140, the second heat exchanger 60, the third ventilation cavity 130 and the communication cavity 220, outdoor fresh air flow enters the machine shell 10 through a fresh air inlet of the air induction pipe 40 and sequentially flows through the fresh air filtering part 41 and the fresh air channel 200, the fan system simultaneously sucks indoor return air in the communication cavity 220 and outdoor fresh air in the fresh air channel 200, after the indoor return air and the outdoor fresh air in the fresh air channel 200 are mixed in the fan system, the indoor return air and the outdoor fresh air are sent out from an air inlet (a first air outlet 201) of the fan system, the indoor return air flows through the second ventilation cavity 120, the first heat exchanger 50 and the first ventilation cavity 110 and finally is exhausted through the first ventilation opening 101.
Preferably, when the operation mode of the air conditioner is a cooling mode, the first ventilation opening 101 is used as an air outlet, and the second ventilation opening 102 is used as an air inlet, so that cold air does not blow directly to people, and the comfort of the air conditioner is improved.
In the second embodiment of the present invention, when the first ventilation opening 101 is used as the air inlet and the second ventilation opening 102 is used as the air outlet, as shown in fig. 3, the first blocking plate 221 rotates clockwise around the rotation axis to open, so that the second ventilation cavity 120 is communicated with the communication cavity 220. The second shutter 222 rotates about the rotation axis to be in a horizontal state, so that the communication chamber 220 is not communicated with the third ventilation chamber 130. And the fan component 20 is switched to the lower air-out state by rotating the spiral tongue, at this time, the upper air inlet (the first air outlet 201) of the fan system is closed, the lower air inlet (the second air outlet 202) of the fan system is opened, so that the upper air inlet (the first air outlet 201) of the fan system is not communicated with the second ventilation cavity 120, and the lower air inlet (the second air outlet 202) of the fan system is communicated with the third ventilation cavity 130. When the air conditioner is started, indoor return air flow enters the shell 10 through the first ventilation opening 101 and sequentially flows through the first ventilation cavity 110, the first heat exchanger 50, the second ventilation cavity 120 and the communication cavity 220, outdoor fresh air flow enters the shell 10 through a fresh air inlet of the air guiding pipe 40 and sequentially flows through the fresh air filtering component 41 and the fresh air channel 200, and the fan system simultaneously sucks indoor return air in the communication cavity 220 and outdoor fresh air in the fresh air channel 200. After being mixed inside the fan system, the mixture is sent out from a lower air outlet (a second air outlet 202) of the fan system, flows through the third ventilation cavity 130, the second heat exchanger 60 and the fourth ventilation cavity 140, and is finally exhausted from the second ventilation opening 102.
Preferably, when the operation mode of the air conditioner is a heating mode, the first ventilation opening 101 is used as an air inlet, and the second ventilation opening 102 is used as an air outlet, so that carpet heating is realized, and the comfort of the air conditioner is improved.
To sum up with the specific implementation processes of the two embodiments, the air conditioner realizes cold and warm distribution, effectively solves the problems of 'head and foot cold' during heating and 'cold air blowing people' during refrigeration, and improves the comfort of the air conditioner.
Moreover, in the specific implementation process of the embodiment of the utility model, the indoor return air is subjected to heat exchange treatment by the heat exchanger before entering the communicating cavity 220, and is mixed with the fresh air and then subjected to heat exchange treatment by the heat exchanger, so that the temperature of the fresh air and the indoor return air is more uniform, the air supply temperature is more comfortable, and the comfort of users is further improved.
The utility model utilizes the characteristics of the double-suction centrifugal fan, sucks fresh air and indoor return air at the same time, combines the fresh air fan system with the fan system of the air conditioner, simplifies the internal structure of the air conditioner, reduces the production cost and the assembly time, improves the assembly efficiency, greatly improves the fresh air volume while not influencing the total air volume of the air conditioner, meets the requirement of a user on large fresh air volume, and solves the problem of small fresh air volume of the traditional fresh air conditioner.
The ratio of the fresh air volume to the air conditioner air volume can be increased to 1:1, and the ratio of the fresh air volume to the air conditioner air volume of the traditional fresh air conditioner is about 1:10, so that the fresh air volume of the air conditioner is obviously superior to that of the traditional fresh air conditioner.
The utility model provides an air conditioner, which comprises an air conditioner indoor unit and an air conditioner outdoor unit which are connected through a pipeline.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
the air conditioner indoor unit comprises a shell 10, a fan component 20 and a fresh air channel 200, wherein an air channel 100 is arranged in the shell 10, and the fan component 20 is arranged in the air channel 100 to drive airflow in the air channel 100 to flow; the fresh air channel 200 is arranged in the shell 10, one end of the fresh air channel 200 is communicated with the air inlet 210 of the fan component 20, the other end of the fresh air channel 200 is used for introducing outdoor air, so that the outdoor air is directly introduced into the air inlet 210 of the fan component 20, and fresh air is blown out by the fan component 20, therefore, a fresh air fan system does not need to be additionally arranged, the outdoor fresh air is directly introduced into the fresh air channel 200 of an indoor unit of the air conditioner by directly utilizing the fan component 20 and then blown out by the fan component 20, the problem that the fresh air quantity is small due to small fresh air blades in the prior art is solved, the internal structure of the air conditioner with a fresh air function is simplified, and the assembly efficiency of the fresh air conditioner is improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (15)
1. An indoor unit of an air conditioner, comprising:
a housing (10), the housing (10) having an air duct (100);
a fan member (20), the fan member (20) being disposed within the air duct (100) to drive airflow within the air duct (100) to flow;
the fresh air channel (200) is arranged in the machine shell (10), one end of the fresh air channel (200) is communicated with the air inlet (210) of the fan component (20), and the other end of the fresh air channel (200) is used for introducing outdoor air to lead the outdoor air to the air inlet (210) of the fan component (20).
2. An indoor unit of an air conditioner according to claim 1, comprising:
the baffle plate assembly (30), baffle plate assembly (30) set up in casing (10) to enclose into new trend passageway (200).
3. The indoor unit of claim 2, wherein the diaphragm assembly (30) comprises:
the first partition plate (31), the first partition plate (31) and the back plate (11) of the machine shell (10) are arranged oppositely, and a circulation gap between the first partition plate (31) and the back plate (11) is used for forming the fresh air channel (200).
4. An air-conditioning indoor unit according to claim 3, characterized in that the baffle plate assembly (30) comprises:
and the second partition plate (32) is positioned above the air inlet (210) of the fan component (20) and is arranged opposite to the circulation gap so as to stop the airflow in the circulation gap.
5. The indoor unit of claim 4, wherein one end of the first partition (31) is connected to the bottom of the casing (10), the other end of the first partition (31) is connected to the second partition (32), and the first partition (31) is provided with a fresh air outlet opposite to the air inlet (210) of the fan unit (20).
6. An indoor unit of an air conditioner according to claim 1, further comprising:
the fresh air pipe is arranged in the machine shell (10), and a pipe cavity of the fresh air pipe forms the fresh air channel (200).
7. An indoor unit of an air conditioner according to claim 6,
one pipe orifice of the fresh air pipe is used for introducing outdoor air, and the other pipe orifice of the fresh air pipe is used for being communicated with an air inlet (210) of the fan component (20); or
One pipe orifice of the fresh air pipe is used for introducing outdoor air, the other pipe orifice of the fresh air pipe is in a blocking state, and a fresh air outlet which is opposite to the air inlet (210) of the fan component (20) is formed in the fresh air pipe.
8. An air conditioning indoor unit according to any one of claims 1 to 7, further comprising:
one end of the air guiding pipe (40) is used for leading the air to the outside so as to guide outdoor air, and one end of the air guiding pipe (40) is installed on the machine shell (10) and communicated with the fresh air channel (200).
9. An indoor unit of an air conditioner according to claim 8, further comprising:
the fresh air filtering component (41), the fresh air filtering component (41) is arranged in the cavity of the induced air pipe (40) and the fluid channel formed by the fresh air channel (200).
10. An indoor unit of an air conditioner according to any one of claims 1 to 7,
the fan component (20) is provided with a first air outlet (201) and a second air outlet (202) which are oppositely arranged, and a first ventilation opening (101) and a second ventilation opening (102) are arranged on the machine shell (10);
the first ventilation opening (101) is selectively communicated with the first air outlet (201) and the air inlet (210), and the second ventilation opening (102) is selectively communicated with the second air outlet (202) and the air inlet (210), so that indoor air flows into the machine shell (10) through the first ventilation opening (101) and flows through the air inlet (210), the fan component (20) and the second air outlet (202) in sequence and then flows out of the machine shell (10) through the second ventilation opening (102), or the indoor air flows into the machine shell (10) through the second ventilation opening (102) and flows through the air inlet (210), the fan component (20) and the first air outlet (201) in sequence and then flows out of the machine shell (10) through the first ventilation opening (101).
11. An indoor unit of an air conditioner according to claim 10,
the fan component (20) is provided with two air inlets (210), the two air inlets (210) are respectively a first air inlet (211) and a second air inlet (212), the first air inlet (211) is communicated with the fresh air channel (200), and the second air inlet (212) is communicated with the first ventilation opening (101) or the second ventilation opening (102).
12. The indoor unit of claim 10, wherein the casing (10) has a communication chamber (220) therein, the communication chamber (220) being in communication with the air inlet (210) of the fan unit (20), the communication chamber (220) being selectively in communication with the first vent (101) and the second vent (102).
13. An indoor unit of an air conditioner according to claim 12, further comprising:
the shielding plate (21) is arranged around the air inlet (210) of the fan component (20), and the shielding plate (21) is arranged opposite to the front panel (12) of the machine shell (10);
the front panel comprises a first baffle plate (221) and a second baffle plate (222), wherein the first baffle plate (221) and the second baffle plate (222) are respectively arranged at two opposite ends of the shielding plate (21), and the shielding plate (21), the front panel (12), the first baffle plate (221) and the second baffle plate (222) jointly enclose the communication cavity (220);
wherein the first baffle plate (221) is movably arranged to communicate or obstruct the first ventilation opening (101) and the communication cavity (220); the second baffle plate (222) is movably arranged to communicate or obstruct the second ventilation opening (102) and the communication cavity (220).
14. An indoor unit of an air conditioner according to claim 10, further comprising:
a first heat exchanger (50), the first heat exchanger (50) being disposed between the first air outlet (201) and the first vent (101);
a second heat exchanger (60), the second heat exchanger (60) being disposed between the second air outlet (202) and the second air outlet (102).
15. An air conditioner comprising an indoor unit and an outdoor unit connected by a pipe, wherein the indoor unit is the outdoor unit according to any one of claims 1 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122710289.4U CN216591949U (en) | 2021-11-05 | 2021-11-05 | Air conditioner indoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122710289.4U CN216591949U (en) | 2021-11-05 | 2021-11-05 | Air conditioner indoor unit and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216591949U true CN216591949U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122710289.4U Active CN216591949U (en) | 2021-11-05 | 2021-11-05 | Air conditioner indoor unit and air conditioner |
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| CN (1) | CN216591949U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2806294C1 (en) * | 2022-12-30 | 2023-10-30 | Акционерное общество "Тион Умный микроклимат" | Supply and recirculation unit with air temperature change function and method for changing air temperature |
-
2021
- 2021-11-05 CN CN202122710289.4U patent/CN216591949U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2806293C1 (en) * | 2022-10-31 | 2023-10-30 | Акционерное общество "Тион Умный микроклимат" | Supply and recirculation unit with air temperature change function and method for changing air temperature |
| RU2806294C1 (en) * | 2022-12-30 | 2023-10-30 | Акционерное общество "Тион Умный микроклимат" | Supply and recirculation unit with air temperature change function and method for changing air temperature |
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