CN215929832U - Air conditioner indoor unit and air conditioner - Google Patents
Air conditioner indoor unit and air conditioner Download PDFInfo
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- CN215929832U CN215929832U CN202122159949.4U CN202122159949U CN215929832U CN 215929832 U CN215929832 U CN 215929832U CN 202122159949 U CN202122159949 U CN 202122159949U CN 215929832 U CN215929832 U CN 215929832U
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Abstract
The utility model provides an air conditioner indoor unit and an air conditioner. The air-conditioning indoor unit comprises a shell, a heat exchange wind wheel, a fresh air fan and a switching assembly, wherein the shell is provided with an air inlet, an air outlet and a heat exchange air channel communicated with the air inlet and the air outlet, and the shell is also provided with a fresh air inlet; the heat exchange wind wheel is arranged in the heat exchange air duct; the fresh air fan is arranged in the heat exchange air duct; the switching component is arranged in the shell and provided with a first station for communicating the fresh air inlet with the fresh air fan and a second station for communicating the air inlet with the fresh air fan. The air-conditioning indoor unit can solve the problem that the existing air-conditioning indoor unit is large in size when having a fresh air function.
Description
Technical Field
The utility model relates to the technical field of household appliances, in particular to an air conditioner indoor unit and an air conditioner.
Background
Among the correlation technique, the machine is provided with the new trend module usually in order to have the new trend function in the air conditioning, locates the side in heat transfer wind channel with the new trend module usually among the prior art to realize new trend function and heat transfer function. In this in-process, because of the structure of new trend module is great, and the side that the new trend module is located the heat transfer wind channel leads to the new trend module to occupy the inner space of machine in the air conditioning great, and then leads to the overall structure of machine in the air conditioning great, causes the manufacturing cost height of machine in the air conditioning.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an air conditioner indoor unit, and aims to solve the problem that the existing air conditioner indoor unit is large in size when having a fresh air function.
In order to achieve the above object, the present invention provides an indoor unit of an air conditioner, including:
the air conditioner comprises a shell, a fan and a fan, wherein the shell is provided with an air inlet, an air outlet and a heat exchange air duct communicated with the air inlet and the air outlet, and the shell is also provided with a fresh air inlet;
the heat exchange wind wheel is arranged in the heat exchange air duct;
the fresh air fan is arranged in the heat exchange air duct; and
the switching component is arranged in the shell and provided with a first station for communicating the fresh air inlet with the fresh air fan and a second station for communicating the air inlet with the fresh air fan.
In one embodiment, the heat exchange wind wheel and the fresh air fan are arranged along the length direction of the shell.
In one embodiment, the heat exchange wind wheel is a cross flow wind wheel, the fresh air fan comprises a fresh air volute and a fresh air wind wheel, the fresh air wind wheel is arranged in the fresh air volute, the fresh air wind wheel is a centrifugal wind wheel, and the cross flow wind wheel is connected with the centrifugal wind wheel and is coaxial with the centrifugal wind wheel.
In one embodiment, the fresh air volute is provided with an air inlet and an air outlet, the air inlet is arranged on one side, back to the cross-flow wind wheel, of the fresh air volute, and the air outlet is communicated with the air outlet.
In one embodiment, the switching assembly is disposed in the heat exchange air duct and located on a side of the fresh air fan facing away from the heat exchange wind wheel.
In an embodiment, the casing includes a chassis, the fresh air inlet has been seted up on the chassis, the switching component includes a rotation piece, the rotation piece is rotationally located on the chassis, the rotation piece is applicable to through rotating with the chassis encloses to close and forms the new trend passageway that communicates fresh air inlet and fresh air fan, or with the chassis laminating is in order to cover the fresh air inlet.
In an embodiment, the base plate includes a plate body and a boss portion, the boss portion is disposed at an end of the plate body away from the heat exchange wind wheel, and the fresh air inlet penetrates through the boss portion and the plate body.
In one embodiment, the boss part is formed with a first groove, the rotating member is formed with a second groove matched with the first groove, the first groove is formed with a mounting plate facing the bottom wall of the fresh air wind wheel, and the rotating member is rotatably mounted on the mounting plate; when the air conditioner is at the first station, the first groove and the second groove are enclosed to form the fresh air channel; and during the second station, at least part of the rotating piece is arranged in the first groove and attached to the boss part so as to cover the fresh air inlet.
In an embodiment, a first arc-shaped surface is formed on a side wall of the first groove, the fresh air inlet is formed on the first arc-shaped surface, a second arc-shaped surface is formed on an outer wall of the rotating member, and the second arc-shaped surface is attached to the first arc-shaped surface in the second station.
In an embodiment, at least part of the switching component is disposed outside the heat exchange air duct, the switching component is provided with a fresh air inlet communicated with the fresh air inlet, the fresh air inlet is disposed outside the heat exchange air duct, and the fresh air inlet is communicated with the heat exchange air duct through the switching component.
In one embodiment, the switching assembly comprises a box body and a communicating piece, the fresh air inlet is arranged on the box body, the communicating piece is provided with a through hole, a box body air outlet is arranged between the box body and the heat exchange air duct, and the communicating piece is movably arranged at the box body air outlet; when the fresh air fan is in the first station, the communicating piece covers the fresh air fan, so that the fresh air inlet, the through hole and the fresh air fan are communicated in sequence; and when the second station is used, the communicating piece and the fresh air fan are arranged at intervals.
In one embodiment, the switching assembly further comprises a switch door, and the switch door is movably arranged at the fresh air inlet; when the communicating piece covers the fresh air fan, the fresh air inlet is opened by the opening and closing door; when the communicating piece and the fresh air fan are arranged at intervals, the switch door closes the fresh air inlet.
In an embodiment, the switching assembly further includes a driving member, the driving member includes a driving motor and a gear, the gear is disposed on a motor shaft of the driving motor, a rack adapted to the gear is disposed on the communicating member, the gear is engaged with the rack, and the driving motor is configured to drive the communicating member to move along a length direction of the housing.
In an embodiment, the indoor unit of the air conditioner further includes a purification module, and the purification module is disposed in the box body and located between the fresh air inlet and the air outlet of the box body.
The utility model also provides an air conditioner which comprises the air conditioner indoor unit. The air-conditioning indoor unit comprises a shell, a heat exchange wind wheel, a fresh air fan and a switching assembly, wherein the shell is provided with an air inlet, an air outlet and a heat exchange air channel communicated with the air inlet and the air outlet, and the shell is also provided with a fresh air inlet; the heat exchange wind wheel is arranged in the heat exchange air duct; the fresh air fan is arranged in the heat exchange air duct; the switching component is arranged in the shell and provided with a first station for communicating the fresh air inlet with the fresh air fan and a second station for communicating the air inlet with the fresh air fan.
According to the air conditioner indoor unit, the heat exchange wind wheel is arranged in the heat exchange air duct, so that heat exchange refrigeration or heating of air is realized; the fresh air wind wheel is arranged in the heat exchange air channel, the switching assembly is provided with a first station for communicating the fresh air inlet with the fresh air fan and a second station for communicating the air inlet with the fresh air fan, and the arrangement is such that when the switching assembly is arranged at the first station, outdoor fresh air can enter the fresh air fan through the fresh air inlet, and the fresh air passes through the heat exchange air channel and then is discharged out of the shell from the air outlet, so that the function of fresh air exchange is realized; when the switching component is at the second station, the air outside the shell can enter from the air inlet and is discharged outside the shell from the air outlet of the heat exchange air duct after passing through the fresh air fan, so that the function of air heat exchange refrigeration or heating is realized. In the process, the new trend fan of locating in the heat transfer wind channel is through the regulation of switching components, can realize the function of new trend exchange and the function that the heat exchange refrigerates or heats, locate the side in heat transfer wind channel for current new trend module, this application locates the new trend fan in the heat transfer wind channel, be favorable to reducing the volume of machine in the air conditioning, and still ensured that the machine in the air conditioning has realized the function of new trend exchange under the prerequisite of the heat transfer amount of wind that does not lose the heat transfer wind channel, the suitability of new trend fan has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a partial schematic structural view of an air conditioning indoor unit according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic exploded view of the structure of FIG. 1;
FIG. 4 is an enlarged view taken at a in FIG. 3;
FIG. 5 is a schematic diagram of the structure of FIG. 1 from another perspective;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;
FIG. 7 is a schematic diagram of the switching assembly of FIG. 1 in a second position;
FIG. 8 is a schematic view of the switching assembly of FIG. 1 in a first position;
FIG. 9 is a cross-sectional view taken along line C-C of FIG. 8;
FIG. 10 is a schematic diagram of the structure of FIG. 8 from another perspective;
FIG. 11 is a cross-sectional view taken along line D-D of FIG. 10;
FIG. 12 is a schematic view of a portion of the structure of FIG. 8;
fig. 13 is a partial schematic structural view of another embodiment of an indoor unit of an air conditioner according to the present invention;
FIG. 14 is a cross-sectional view taken along line E-E of FIG. 13;
FIG. 15 is an exploded view of the structure of FIG. 13;
FIG. 16 is an enlarged view taken at b in FIG. 15;
FIG. 17 is a schematic view of the switch assembly of FIG. 13 in a second position;
FIG. 18 is a cross-sectional view taken along line F-F of FIG. 17;
FIG. 19 is a schematic view of the switch assembly of FIG. 13 in a first position;
FIG. 20 is a cross-sectional view taken along line G-G of FIG. 19;
FIG. 21 is a schematic view of the structure of FIG. 19 from another perspective;
fig. 22 is a sectional view taken along line H-H in fig. 21.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides an air conditioner indoor unit and an air conditioner comprising the air conditioner indoor unit.
Referring to fig. 1 to 4, in an embodiment of the indoor unit of an air conditioner, the indoor unit of an air conditioner includes a casing 100, a heat exchange wind wheel 200, a fresh air blower 300 and a switching assembly 400, where the casing 100 has an air inlet, an air outlet and a heat exchange air duct 110 (as shown in fig. 6) communicating the air inlet and the air outlet, and the casing 100 is further provided with a fresh air inlet 120; the heat exchange wind wheel 200 is arranged in the heat exchange air duct 110; the fresh air fan 300 is arranged in the heat exchange air duct 110; switching module 400 is located in casing 100, switching module 400 has with fresh air inlet 120 with the first station of fresh air fan 300 intercommunication, and with the air intake with the second station of fresh air fan 300 intercommunication.
It is understood that the indoor unit of the air conditioner may be a wall-mounted indoor unit of the air conditioner, or may be a floor-mounted indoor unit of the air conditioner, and is not limited herein. For convenience of description, in the present application, a wall-mounted air conditioner indoor unit is taken as an example for description.
Specifically, in the case of a wall-mounted type air conditioning indoor unit, the casing 100 may be mounted on a wall of an air-conditioned room. The casing 100 may include a face frame, a panel and a chassis 130, the air inlet and the air outlet may be disposed on the face frame, the heat exchange air duct 110 is disposed between the chassis 130 and the face frame, the fresh air inlet 120 may be disposed on the face frame, or on the chassis 130, or may be disposed through the chassis 130 and the face frame, and only the fresh air may enter the heat exchange air duct 110 along the fresh air inlet 120. In this application, the indoor unit of an air conditioner further includes a heat exchanger 500 (as shown in fig. 5 and fig. 6), the heat exchanger 500 is disposed between the air inlet and the air outlet, a heat exchange air duct 110 is formed between the heat exchanger 500 and the air outlet, and the heat exchanger 500 is used for exchanging heat of air entering the casing 100. Specifically, the heat exchange wind wheel 200 guides indoor air to enter the casing 100 from the air inlet, the heat exchanger 500 performs heat exchange on the air entering the casing 100, and the heat exchanged air is blown into an indoor environment from the air outlet under the guidance of the heat exchange wind wheel 200, so that the air heat exchange refrigeration or heating function of the air indoor unit is realized.
It can be understood that the heat exchange wind wheel 200 and the fresh air fan 300 are both disposed in the heat exchange wind channel 110, and the fresh air fan 300 and the heat exchange wind wheel 200 may be arranged along the length direction of the casing 100, or may be arranged along the width direction of the casing 100, and the specific position is not limited.
Further, in heat transfer wind channel 110 was located to new trend fan 300, switching module 400 had the first station (as shown in fig. 9 and fig. 12) with new trend import 120 and new trend fan 300 intercommunication, new trend fan 300 produced the negative pressure in heat transfer wind channel 110 to make the new trend can follow new trend import 120 and get into new trend fan 300, the new trend blows in indoor environment from the air outlet behind new trend fan 300, in order to realize the function of new trend exchange, switching module 400 is when first station promptly, new trend fan 300 can realize the function of new trend exchange. The switching component 400 further has a second station (as shown in fig. 2 and 7) that communicates the air inlet with the fresh air fan 300, the fresh air fan 300 generates negative pressure in the heat exchange air duct 110, so that air outside the casing 100 can enter from the air inlet and enter the fresh air fan 300 after heat exchange by the heat exchanger 500, the fresh air fan 300 blows the heat-exchanged air into the indoor environment from the air outlet, so as to realize the function of air heat exchange refrigeration or heating, that is, when the switching component 400 is at the second station, the fresh air fan 300 can realize the function of air heat exchange refrigeration or heating.
Therefore, the fresh air fan 300 has the functions of fresh air exchange and air heat exchange refrigeration or heating, the fresh air fan 300 is arranged in the heat exchange air duct 110, when the air conditioner indoor unit needs to exchange heat for air, the switching assembly 400 is located at the second station, the heat exchange wind wheel 200 and the fresh air fan 300 work simultaneously, and the heat exchange air volume of the heat exchange air duct 110 is ensured; when fresh air needs to be introduced into the indoor unit of the air conditioner, the switching assembly 400 is located at a first station, and the fresh air fan 300 works to guide the fresh air to enter an indoor environment; compared with the prior art that the side of heat exchange air flue 110 is located to the new trend module, this application locates new trend fan 300 in heat exchange air flue 110, and new trend fan 300 has heat transfer function and new trend function, and then can reduce the shared space of new trend fan 300 in casing 100 under the prerequisite that realizes the function, be favorable to reducing the length of casing 100, and then can reduce the volume of air conditioning indoor set.
In the air-conditioning indoor unit, the heat exchange wind wheel 200 is arranged in the heat exchange air duct 110 to realize heat exchange refrigeration or heating of air; the fresh air wind wheel 320 is arranged in the heat exchange air duct 110, the switching assembly 400 is provided with a first station for communicating the fresh air inlet 120 with the fresh air fan 300 and a second station for communicating the air inlet with the fresh air fan 300, and by the arrangement, when the switching assembly 400 is arranged at the first station, outdoor fresh air can enter the fresh air fan 300 through the fresh air inlet 120, and the fresh air is discharged from the air outlet to the outside of the shell 100 after passing through the heat exchange air duct 110, so that the function of fresh air exchange is realized; when the switching assembly 400 is in the second station, air outside the casing 100 can enter from the air inlet and is discharged outside the casing 100 from the air outlet of the heat exchange air duct 110 after passing through the fresh air fan 300, so that the function of air heat exchange refrigeration or heating is realized. In the above-mentioned process, locate the regulation of new trend fan 300 in heat transfer wind channel 110 through switching over subassembly 400, can realize the function of new trend exchange and the function of heat exchange refrigeration or heating, locate the side in heat transfer wind channel 110 for current new trend module, this application locates new trend fan 300 in heat transfer wind channel 110, be favorable to reducing the volume of air conditioning indoor set, and still ensured that the air conditioning indoor set has realized the function of new trend exchange under the prerequisite of the heat transfer amount of wind that does not lose heat transfer wind channel 110, the suitability of new trend fan 300 has been improved.
Referring to fig. 2 and 7, in an embodiment, the heat exchanging wind wheel 200 and the fresh air fan 300 are arranged along a length direction of the casing 100. It can be understood that, current wall-hanging air conditioning indoor set is rectangular shape setting usually, this application arranges heat transfer wind wheel 200 and new trend fan 300 along the length direction of casing 100, make heat transfer wind wheel 200 and new trend fan 300 arrange compactly on length direction, all locate in heat transfer wind channel 110 because of heat transfer wind wheel 200 and new trend fan 300 again, so set up, can ensure not losing under the prerequisite of the heat transfer amount of wind of current air conditioning indoor set, make the air conditioning indoor set have the new trend function, and still be favorable to reducing the space that new trend fan 300 took outside heat transfer wind channel 110, and then can reduce the volume of air conditioning indoor set.
Referring to fig. 2 to 4, in an embodiment, the heat exchanging wind wheel 200 is a cross flow wind wheel, the fresh air fan 300 includes a fresh air volute 310 and a fresh air wind wheel 320, the fresh air wind wheel 320 is disposed in the fresh air volute 310, the fresh air wind wheel 320 is a centrifugal wind wheel, and the cross flow wind wheel is connected to the centrifugal wind wheel and is coaxial with the centrifugal wind wheel.
It can be understood that when the impeller of the cross-flow wind wheel rotates, the airflow enters the interior of the wind wheel from one side of the impeller and blows out from the other side to form airflow. In this embodiment, the cross-flow wind wheel is arranged in a strip shape and is arranged along the length direction of the casing 100, the air inlet and the air outlet are arranged on two opposite sides of the casing 100, and the cross-flow wind wheel guides air to enter from the air inlet of the casing 100, pass through the heat exchanger 500, enter the interior of the cross-flow wind wheel, and then blow out from the air outlet to the outside of the casing 100 after passing through the cross-flow wind wheel, so as to realize the heat exchange function.
Further, when the impeller of the centrifugal wind wheel rotates, air enters the impeller from the axial direction, changes to the radial direction when flowing through the impeller, and then is blown out through the impeller to form airflow. In this embodiment, the cross-flow wind wheel and the centrifugal wind wheel are arranged along the length direction of the casing 100, and the air inlet 311 of the fresh air volute 310 may be disposed toward the cross-flow wind wheel or disposed away from the cross-flow wind wheel, which is not limited herein.
Further, the cross-flow wind wheel and the centrifugal wind wheel may be driven by the same motor, or may be driven by one motor, which is not limited herein. In this embodiment, the cross-flow wind wheel and the centrifugal wind wheel are connected and coaxially arranged, so that the cross-flow wind wheel and the centrifugal wind wheel can be driven by the same motor, and the centrifugal wind wheel and the cross-flow wind wheel can be coaxially connected after the cross-flow wind wheel, the fresh air volute 310 and the cross-flow wind wheel are passed through by a connecting piece. This scheme is through being connected and coaxial setting with cross-flow wind wheel and centrifugal wind wheel for a motor of the two sharing is favorable to reducing the quantity of part, and then can reduce the volume of machine in the air conditioning, is favorable to reduction in production cost.
In an embodiment, the fresh air volute 310 has an air inlet 311 and an air outlet 312, the air inlet 311 is disposed on a side of the fresh air volute 310 facing away from the cross-flow wind wheel, and the air outlet 312 is communicated with the air outlet. It can be understood that the air inlet 311 of the fresh air volute 310 is arranged on the side opposite to the cross-flow wind wheel, so that the air inlet 311 is far away from the cross-flow wind wheel, influence on the cross-flow wind wheel after fresh air enters the heat exchange air duct 110 from the fresh air inlet 120 is avoided, and the working stability of the cross-flow wind wheel is improved. In addition, the air outlet 312 of the fresh air volute 310 is communicated with the air outlet, in this embodiment, the air outlet 312 is arranged towards one side of the air outlet, so that the air flow entering the fresh air volute 310 can be smoothly discharged out of the casing 100, and the air exhaust efficiency of the indoor unit of the air conditioner is improved.
It can be understood that the switching assembly 400 may be completely disposed in the heat exchange air duct 110, or partially disposed in the heat exchange air duct 110 and partially disposed outside the heat exchange air duct 110, and may be specifically disposed as required. In this embodiment, the switching component 400 is disposed in the heat exchange air duct 110 and located on a side of the fresh air fan 300 facing away from the heat exchange wind wheel 200. Through locating switching module 400 in heat transfer wind channel 110 completely for new trend import 120 also locates in heat transfer wind channel 110, and switching module 400 locates the one side of new trend fan 300 dorsad heat transfer wind wheel 200, makes switching module 400 nearer from the distance of new trend fan 300, is favorable to reducing switching module 400 and occupies the space outside heat transfer wind channel 110, and then can reduce the volume of air conditioning indoor set.
Referring to fig. 6, 7, 11 and 12, in an embodiment, the casing 100 includes a bottom plate 130, the bottom plate 130 is provided with the fresh air inlet 120, the switching assembly 400 includes a rotating member 410a, the rotating member 410a is rotatably disposed on the bottom plate 130, and the rotating member 410a is adapted to form a fresh air channel 420a communicating the fresh air inlet 120 and the fresh air blower 300 by rotating around the bottom plate 130, or is attached to the bottom plate 130 to cover the fresh air inlet 120.
Specifically, the chassis 130 and the heat exchanger 500 enclose the heat exchange air duct 110, and the fresh air inlet 120 is disposed on the chassis 130, so that fresh air can directly enter the heat exchange air duct 110 from the outside through a pipeline. The rotating member 410a is rotatably disposed on the chassis 130, the rotating member 410a is switched between the first station and the second station by rotating, when the rotating member 410a rotates to the first station, the rotating member 410a and the chassis 130 enclose to form a fresh air channel 420a, the fresh air channel 420a communicates the fresh air inlet 120 and the fresh air fan 300, that is, when the rotating member 410a rotates to the first station, the fresh air wheel 320 of the fresh air fan 300 rotates to form a negative pressure, so that fresh air enters from the fresh air inlet 120, enters into the fresh air fan 300 through the fresh air channel, and blows out from the air outlet 312 of the fresh air scroll 310 to the air outlet (as shown in fig. 8 and 9), so as to realize the function of fresh air exchange.
Further, when rotating piece 410a and rotating to the second station, rotate piece 410a and chassis 130 laminating, so that rotate piece 410a and can cover new trend import 120, prevent that the new trend from getting into heat transfer wind channel 110, the air intake communicates with new trend fan 300 this moment, so that new trend wind wheel 320 of new trend fan 300 rotates and forms the negative pressure, the air outside casing 100 can get into from the air intake, get into in new trend fan 300 after the heat transfer of heat exchanger 500, new trend fan 300 blows in the indoor environment (as shown in fig. 2 and fig. 6) with the air after the heat transfer from the air outlet, in order to realize the function that the air heat exchange refrigerates or heats. Therefore, in the embodiment, the function of fresh air exchange and the function of air heat exchange refrigeration or heating can be realized by rotating the rotating piece 410a, and the process of switching the first station and the second station by the switching assembly 400 is simple and easy to realize, the structure of the switching assembly 400 is simplified, and the processing and assembling difficulty of the switching assembly 400 is reduced.
Referring to fig. 4 and 11, in an embodiment, the base pan 130 includes a pan body 131 and a boss portion 132, the boss portion 132 is disposed at an end of the pan body 131 far away from the heat exchanging wind wheel 200, and the fresh air inlet 120 penetrates through the boss portion 132 and the pan body 131. It can be understood that, by providing the boss portion 132, the rotating member 410a can be better adapted to the boss portion 132, and on the basis of the components of the existing air conditioning indoor unit, the structure of the disc body 131 is not changed, and only the boss portion 132 needs to be added, so that the rotating member 410a can be used in cooperation with the rotating member 410 a. Meanwhile, by providing the boss portion 132, the rotor 410a is prevented from interfering with the conventional disc body 131 and being unable to smoothly rotate on the disc body 131. In addition, through setting up boss portion 132, and fresh air inlet 120 runs through boss portion 132 and dish body 131 for the fresh air can get into fresh air channel 420a from the fresh air inlet 120 that runs through on dish body 131 and boss portion 132, boss portion 132 and rotation piece 410a locate heat transfer wind channel 110, make the structure in heat transfer wind channel 110 arrange compactly, avoided heat exchange assembly to occupy the outer space in heat transfer wind channel 110, and then be favorable to reducing the volume of air conditioning indoor set.
Referring to fig. 4 to 6, 10 and 11, in an embodiment, the boss portion 132 is formed with a first groove 1321, the rotating member 410a is formed with a second groove 411a matched with the first groove 1321, the first groove 1321 is formed with a mounting plate facing a bottom wall of the fresh air wind wheel 320, and the rotating member 410a is rotatably mounted on the mounting plate; in the first station, the first recess 1321 and the second recess 411a enclose to form the fresh air channel 420 a; in the second station, at least a portion of the rotating element 410a is disposed in the first recess 1321 and attached to the boss 132 to cover the fresh air inlet 120.
It can be understood that, when the rotating member 410a rotates to the first station, the first recess 1321 and the second recess 411a enclose to form a fresh air channel 420a (as shown in fig. 10 to 12), and one side of the fresh air channel 420a facing the fresh air blower 300 is open, so that fresh air can enter from the fresh air inlet 120 and enter the fresh air blower 300 along the fresh air channel 420a, so as to implement the function of fresh air exchange. When the rotating member 410a rotates to the second station, at least a portion of the rotating member 410a rotates into the first recess 1321 of the boss portion 132 to cover the fresh air inlet 120 on the boss portion 132 (as shown in fig. 5 to 7), so as to prevent fresh air from entering the heat exchange air duct 110, and at this time, the fresh air blower 300 has a function of heat exchange cooling or heating.
Further, by providing a mounting plate, the rotational mounting of the rotational member 410a is facilitated. The switching assembly 400 further comprises a first motor 430a, the first motor 430a is used for driving the rotating member 410a to rotate, the first motor 430a is installed on the rotating plate, the second groove 411a surrounds the bottom wall of the fresh air channel 420a towards the bottom plate of the fresh air wind wheel 320 and the installing plate, namely, the fresh air channel 420a is formed by the rotating member 410a and the boss portion 132 in a surrounding manner, and thus, the position of the rotating member 410a is adjusted by the first motor 430a, so that the fresh air function and the heat exchange cooling or heating function can be switched, the switching function is simple in mode and easy to operate, the first motor 430a, the rotating member 410a and the boss portion 132 are compact in structural arrangement, and the size of the indoor unit of the air conditioner is favorably reduced.
In an embodiment, the sidewall of the first recess 1321 is formed with a first arc surface 1322, the fresh air inlet 120 is disposed on the first arc surface 1322, the outer wall of the rotating member 410a is formed with a second arc surface 412a, and the second arc surface 412a is attached to the first arc surface 1322 in the second station (as shown in fig. 6 and 11). It can be understood that, by arranging the first arc-shaped surface 1322 and the second arc-shaped surface 412a, when the rotating member 410a rotates to the second station, the rotating member 410a can be tightly attached to the side wall of the first groove 1321, so as to completely cover and seal the fresh air inlet 120, thereby preventing fresh air from flowing into the heat exchange air duct 110 from the outside and affecting the heat exchange refrigeration or heating function, and further improving the reliability of the indoor unit of the air conditioner.
Referring to fig. 13 to 15, in another embodiment, at least a portion of the switching assembly 400 is disposed outside the heat exchange air duct 110, a fresh air inlet 441b communicated with the fresh air inlet 120 is disposed on the switching assembly 400, the fresh air inlet 441b is disposed outside the heat exchange air duct 110, and the fresh air inlet 441b is communicated with the heat exchange air duct 110 through the switching assembly 400. It can be understood that the specific structure of the switching assembly 400 is not limited, the fresh air inlet 120 may be disposed outside the heat exchange air duct 110, that is, the switching assembly 400 is provided with a fresh air inlet 441b communicated with the fresh air inlet 120, and the fresh air inlet 441b is disposed outside the heat exchange air duct 110, which is beneficial to reducing the space occupied by the switching assembly 400 in the heat exchange air duct 110, and further can reduce the volume of the heat exchange air duct 110.
Referring to fig. 14 to 16 and 20, in another embodiment, the switching assembly 400 includes a box body 440b and a communicating member 450b, the fresh air inlet 441b is disposed on the box body 440b, the communicating member 450b is provided with a through hole 451b, a box body air outlet is disposed between the box body 440b and the heat exchange air duct 110, and the communicating member 450b is movably disposed on the box body air outlet; in the first station, the communicating member 450b covers the fresh air blower 300 (as shown in fig. 20), so that the fresh air inlet 441b, the through hole 451b and the fresh air blower 300 are sequentially communicated; in the second station, the communicating member 450b is spaced from the fresh air blower 300 (as shown in fig. 14).
It is understood that the communicating member 450b can be movably disposed at the exhaust outlet of the box body in various ways, such as by being driven by a motor or by a cylinder, and is not limited herein. When the communicating piece 450b is located at the first station by moving, the communicating piece 450b covers the fresh air fan 300, the through hole 451b is communicated with the air inlet 311 of the fresh air volute 310, and the fresh air wheel 320 of the fresh air fan 300 rotates to form negative pressure, so that fresh air enters the box body 440b from the fresh air inlet 441b, enters the fresh air fan 300 through the through hole 451b of the communicating piece 450b, and is blown out from the air outlet 312 of the fresh air volute 310 to the air outlet, so as to realize the function of fresh air exchange.
Further, when the communicating piece 450b is located at the second station by moving, the communicating piece 450b is arranged at an interval with the fresh air fan 300, the through hole 451b is arranged at an interval with the air inlet 311 of the fresh air volute 310, and at the moment, the air inlet is communicated with the fresh air fan 300, so that the fresh air wheel 320 of the fresh air fan 300 rotates to form negative pressure, air outside the casing 100 can enter from the air inlet and enters the fresh air fan 300 after heat exchange through the heat exchanger 500, and the fresh air fan 300 blows the air after heat exchange into the indoor environment from the air outlet, so as to realize the function of air heat exchange refrigeration or heating.
Therefore, in this embodiment, the function of fresh air exchange and the function of air heat exchange refrigeration or heating can be realized by moving the communicating piece 450b, and thus the process of switching the first station and the second station by the switching assembly 400 is simple and easy to realize, the structure of the switching assembly 400 is simplified, and the processing and assembling difficulty of the switching assembly 400 is reduced.
Referring to fig. 16, 18, 20 and 22, in another embodiment, the switching assembly 400 further includes a switch door 460b, and the switch door 460b is movably disposed at the fresh air inlet 441 b; when the communication piece 450b covers the fresh air fan 300, the opening and closing door 460b opens the fresh air inlet 441b (see fig. 20 and 22); when the communicating member 450b is spaced apart from the fresh air blower 300, the opening and closing door 460b closes the fresh air inlet 441b (see fig. 14 and 18).
It is understood that the opening and closing door 460b may open or close the fresh air inlet 441b in a rotating manner, and may open or close the fresh air inlet 441b in a sliding manner. In this embodiment, the switch door 460b is rotatably installed at the fresh air inlet 441b, the switching assembly 400 further includes a second motor 470b, the second motor 470b is installed on the box body 440b, the switch door 460b is connected to a motor shaft of the second motor 470b, and the second motor 470b drives the switch door 460b to rotate by rotating.
Further, when the communicating member 450b covers the fresh air blower 300, the through hole 451b communicates with the air inlet 311 of the fresh air volute 310, and the opening and closing door 460b opens the fresh air inlet 441b, so that fresh air can smoothly enter the box 440b and the fresh air blower 300 (as shown in fig. 19 to 22). When the communicating piece 450b and the fresh air fan 300 are arranged at intervals, the through hole 451b and the air inlet 311 of the fresh air volute 310 are arranged at intervals, and the fresh air inlet 441b is closed by the switch door 460b (as shown in fig. 17 and 18), so that when the fresh air fan 300 realizes the air heat exchange refrigeration or heating function, fresh air cannot enter the heat exchange air duct 110 from the fresh air inlet 441b, the influence of the fresh air on the air heat exchange is avoided, and the reliability of the heat exchange function of the indoor unit of the air conditioner is ensured.
Further, the communicating piece 450b is arranged to be open towards one side of the fresh air fan 300, so that the opening of the communicating piece 450b can be tightly covered with the edge of the air inlet 311 of the fresh air volute 310, the air leakage between the communicating piece 450b and the air inlet 311 of the fresh air volute 310 is avoided, and the reliability of the fresh air function of the air conditioner indoor unit is improved.
Referring to fig. 16, in another embodiment, the switching assembly 400 further includes a driving member 480b, the driving member 480b includes a driving motor and a gear, the gear is disposed on a motor shaft of the driving motor, a rack 452b adapted to the gear is disposed on the communicating member 450b, the gear is engaged with the rack 452b, and the driving motor is configured to drive the communicating member 450b to move along the length direction of the housing 100. Specifically, the driving motor is installed on the box 440b, and the racks 452b on the communicating member 450b are arranged along the length direction of the casing 100, so that the driving motor can drive the communicating member 450b to cover or be spaced from the fresh air blower 300 along the length direction of the casing 100, and the driving motor is beneficial to improving the moving stability of the communicating member 450 b.
Referring to fig. 14 and 16, in another embodiment, the indoor unit of an air conditioner further includes a purification module 600, and the purification module 600 is disposed in the box 440b and located between the fresh air inlet 441b and the air outlet of the box. It can be understood that through setting up purification module 600 for outdoor new trend gets into new trend fan 300 from new trend entry 441b when, can purify module 600's purification performance, purifies solid tiny particle etc. in the air, has ensured the cleanliness factor that enters into indoor new trend, is favorable to guaranteeing that user's is healthy.
Further, the purification module 600 may be an electrostatic purification module or a hepa (high efficiency particulate air filter) network. The specific purification principle and the specific structure of the electrostatic purification module and the HEPA network are well known to those skilled in the art and will not be described in detail herein.
The present invention further provides an air conditioner, which includes the above air conditioner indoor unit, and the specific structure of the air conditioner indoor unit refers to the above embodiments, and since the air conditioner employs all technical solutions of all the above embodiments, the air conditioner at least has all beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein. Optionally, the air conditioner further comprises an air conditioner outdoor unit, wherein the air conditioner outdoor unit is communicated with the air conditioner indoor unit through a refrigerant pipe.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (15)
1. An indoor unit of an air conditioner, comprising:
the air conditioner comprises a shell, a fan and a fan, wherein the shell is provided with an air inlet, an air outlet and a heat exchange air duct communicated with the air inlet and the air outlet, and the shell is also provided with a fresh air inlet;
the heat exchange wind wheel is arranged in the heat exchange air duct;
the fresh air fan is arranged in the heat exchange air duct; and
the switching component is arranged in the shell and provided with a first station for communicating the fresh air inlet with the fresh air fan and a second station for communicating the air inlet with the fresh air fan.
2. The indoor unit of claim 1, wherein the heat exchanging wind wheel and the fresh air fan are arranged along a length direction of the casing.
3. The indoor unit of claim 2, wherein the heat exchanging wind wheel is a cross flow wind wheel, the fresh air fan comprises a fresh air volute and a fresh air wind wheel, the fresh air wind wheel is arranged in the fresh air volute, the fresh air wind wheel is a centrifugal wind wheel, and the cross flow wind wheel is connected with the centrifugal wind wheel and is coaxial with the centrifugal wind wheel.
4. The indoor unit of claim 3, wherein the fresh air volute has an air inlet and an air outlet, the air inlet is disposed on a side of the fresh air volute facing away from the cross-flow wind wheel, and the air outlet is communicated with the air outlet.
5. The indoor unit of any one of claims 1 to 4, wherein the switching component is disposed in the heat exchange air duct and located on a side of the fresh air blower facing away from the heat exchange wind wheel.
6. The indoor unit of claim 5, wherein the casing includes a base plate, the base plate has the fresh air inlet, the switching unit includes a rotating member, the rotating member is rotatably disposed on the base plate, and the rotating member is adapted to form a fresh air channel connecting the fresh air inlet and the fresh air blower by rotating around the base plate, or fit with the base plate to cover the fresh air inlet.
7. The indoor unit of air conditioner as claimed in claim 6, wherein the base plate includes a plate body and a boss portion, the boss portion is provided at an end of the plate body remote from the heat exchanging wind wheel, and the fresh air inlet penetrates the boss portion and the plate body.
8. An indoor unit of an air conditioner according to claim 7, wherein the boss portion is formed with a first groove, the rotating member is formed with a second groove fitted with the first groove, the first groove is formed with a mounting plate toward a bottom wall of the fresh air wind wheel, and the rotating member is rotatably mounted on the mounting plate; when the air conditioner is at the first station, the first groove and the second groove are enclosed to form the fresh air channel; and during the second station, at least part of the rotating piece is arranged in the first groove and attached to the boss part so as to cover the fresh air inlet.
9. The indoor unit of claim 8, wherein the sidewall of the first recess is formed with a first arc-shaped surface, the fresh air inlet is formed on the first arc-shaped surface, the outer wall of the rotating member is formed with a second arc-shaped surface, and the second arc-shaped surface is attached to the first arc-shaped surface at the second station.
10. The indoor unit of an air conditioner according to any one of claims 1 to 4, wherein at least a part of the switching unit is disposed outside the heat exchange air duct, the switching unit is provided with a fresh air inlet communicated with the fresh air inlet, the fresh air inlet is disposed outside the heat exchange air duct, and the fresh air inlet is communicated with the heat exchange air duct through the switching unit.
11. The indoor unit of claim 10, wherein the switching unit comprises a casing and a communicating member, the fresh air inlet is disposed on the casing, the communicating member is provided with a through hole, a casing air outlet is disposed between the casing and the heat exchange air duct, and the communicating member is movably disposed at the casing air outlet; when the fresh air fan is in the first station, the communicating piece covers the fresh air fan, so that the fresh air inlet, the through hole and the fresh air fan are communicated in sequence; and when the second station is used, the communicating piece and the fresh air fan are arranged at intervals.
12. The indoor unit of claim 11, wherein the switching unit further comprises a switching door movably disposed at the fresh air inlet; when the communicating piece covers the fresh air fan, the fresh air inlet is opened by the opening and closing door; when the communicating piece and the fresh air fan are arranged at intervals, the switch door closes the fresh air inlet.
13. The indoor unit of claim 11, wherein the switching unit further comprises a driving member, the driving member comprises a driving motor and a gear, the gear is disposed on a motor shaft of the driving motor, the communicating member is provided with a rack adapted to the gear, the gear is engaged with the rack, and the driving motor is configured to drive the communicating member to move along a length direction of the casing.
14. The indoor unit of claim 11, further comprising a purification module disposed in the casing and between the fresh air inlet and the air outlet of the casing.
15. An air conditioner characterized by comprising an indoor unit of an air conditioner according to any one of claims 1 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122159949.4U CN215929832U (en) | 2021-09-06 | 2021-09-06 | Air conditioner indoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122159949.4U CN215929832U (en) | 2021-09-06 | 2021-09-06 | Air conditioner indoor unit and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215929832U true CN215929832U (en) | 2022-03-01 |
Family
ID=80419210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122159949.4U Active CN215929832U (en) | 2021-09-06 | 2021-09-06 | Air conditioner indoor unit and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215929832U (en) |
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2021
- 2021-09-06 CN CN202122159949.4U patent/CN215929832U/en active Active
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