CN212870005U - Indoor unit of hanging type air conditioner and air conditioner with indoor unit - Google Patents
Indoor unit of hanging type air conditioner and air conditioner with indoor unit Download PDFInfo
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- CN212870005U CN212870005U CN202021578339.7U CN202021578339U CN212870005U CN 212870005 U CN212870005 U CN 212870005U CN 202021578339 U CN202021578339 U CN 202021578339U CN 212870005 U CN212870005 U CN 212870005U
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Abstract
The utility model provides an indoor set of hanging air conditioner and air conditioner that has it, the indoor set includes: indoor set main part, new trend module fixed connection are at the tip of indoor set main part, and the new trend module includes: the air conditioner comprises a centrifugal fan, an air inlet cover, a filtering piece and a fresh air pipe, wherein the centrifugal fan is provided with an air inlet and an air outlet; the air inlet cover is fixedly connected with the centrifugal fan at the side of the air inlet of the centrifugal fan, an air inlet chamber is defined by the air inlet cover and the volute of the centrifugal fan, the air inlet chamber is communicated with the air inlet, and the air inlet cover is provided with an inlet port communicated with the air inlet chamber; the filtering piece is positioned in the air inlet cover, and the inlet and the air inlet are respectively positioned at two sides of the filtering piece; the fresh air pipe is connected with the inlet; the fresh air pipe is provided with a plurality of branch pipes, the number of the inlet openings is multiple, and the branch pipes are connected with the inlet openings in a one-to-one correspondence mode. Therefore, the air inlet area is enlarged, the air inlet is more uniform, and the air flow is more fully filtered in the air inlet chamber.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner and specifically relates to an indoor set of hanging air conditioner and have its air conditioner is related to.
Background
The conventional fresh air pipe is arranged at the rear lower part of the fresh air module, a pipe joint is arranged at the rear side of the whole indoor unit, one fresh air pipe is communicated with the outside, the pipe joint is over against one part of the HEPA filter screen, but the air inlet effect is not good, and the purification efficiency of the filter screen is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the present invention is to provide an indoor unit of a hanging air conditioner with a split air inlet pipe.
According to the utility model discloses indoor set of hanging air conditioner includes: indoor set main part, new trend module fixed connection be in the tip of indoor set main part, the new trend module includes: the air conditioner comprises a centrifugal fan, an air inlet cover, a filtering piece and a fresh air pipe, wherein the centrifugal fan is provided with an air inlet and an air outlet; the air inlet cover is fixedly connected with the centrifugal fan at the side of the air inlet of the centrifugal fan, an air inlet chamber is defined by the air inlet cover and the volute of the centrifugal fan together, the air inlet chamber is communicated with the air inlet, and the air inlet cover is provided with an inlet opening communicated with the air inlet chamber; the filter element is positioned in the air inlet cover, and the inlet and the air inlet are respectively positioned at two sides of the filter element; the fresh air pipe is connected with the inlet; the fresh air pipe is provided with a plurality of branch pipes, the number of the inlet openings is multiple, and the branch pipes are connected with the inlet openings in a one-to-one correspondence mode.
According to the utility model discloses indoor set of hanging air conditioner sets up business turn over wind and the independent new trend module of indoor set main part through the tip in indoor set main part to introduce indoor with outdoor new trend through the new trend module, thereby improve indoor air's circulation and dry humidity, make indoor air more comfortable, optimize user experience. Furthermore, because the fresh air pipe is connected with the inlet ports through the branch pipes, and the branch path formed by the branch pipes leads to the air inlet cavity, the air inlet area is enlarged, the fresh air quantity is increased, the air inlet is more uniform, and the air flow is more fully filtered in the air inlet cavity.
In some embodiments, the fresh air duct further includes a pipe joint and an external pipe, the pipe joint includes a main pipeline, a connecting pipe and the plurality of branch pipes, each of the branch pipes, the main pipeline and the connecting pipe are vertically communicated two by two, and the external pipe is connected with the main pipeline.
In some embodiments, the air outlet of the centrifugal fan is in an opposite orientation to the air inlet of the air inlet cover.
In some embodiments, the air inlet cover includes a main wall opposite to the air inlet of the centrifugal fan and a plurality of side walls disposed around the main wall, and the inlet port is formed at the side walls.
In some embodiments, the filter elements are parallel to the side wall where the inlet opening is located and perpendicular to the branch tubes.
In some embodiments, the distance between the air inlet side of the filter element and the side wall where the inlet opening is located is a1, the distance between the side wall where the inlet opening is located and the side wall opposite to the inlet opening is a, and a/10 is more than or equal to a1 and less than or equal to a/3.
In some embodiments, the filter element divides the air inlet chamber into two sub-chambers, the inlet port is communicated with one sub-chamber, and the air inlet of the centrifugal fan is completely opposite to the other sub-chamber.
In some embodiments, the centrifugal fan comprises: the volute is provided with a mounting groove arranged towards the air inlet cover and a scroll-shaped air channel surrounding the outer ring of the mounting groove; the motor is arranged in the mounting groove; the fan part comprises a central installation part and fan blades distributed along the circumferential direction of the central installation part, a ventilation opening is formed between every two adjacent fan blades, the fan part is located in an installation groove of the volute, and the motor is connected with the central installation part and located in a space defined by the central installation part and the volute together; the air inlet ring is connected between the volute and the air inlet cover, and the air inlet ring is provided with an annular air guide flange extending into the inner side of the fan blade.
According to the utility model discloses air conditioner of second aspect embodiment, include indoor set.
In some embodiments, a portion of the fresh air duct is located at a lower side of the indoor unit main body, and an air outlet of the centrifugal fan is disposed upward.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of a fresh air module of an indoor unit of a hanging air conditioner according to the utility model discloses an embodiment.
Fig. 2 is a main view direction explosion diagram of a fresh air module of an indoor unit of a hanging air conditioner according to the utility model discloses an embodiment.
Fig. 3 is a side-view direction explosion diagram of the fresh air module of the indoor unit of the hanging air conditioner according to the utility model discloses an embodiment.
Fig. 4 is a cross-sectional view of the air inlet hood in the fresh air module.
Reference numerals:
a fresh air module 100;
a centrifugal fan 10; an air outlet 11; an air inlet 12; a volute 13; a mounting groove 131; an air duct 132; a motor 14; a fan section 15; an air inlet ring 16;
an air inlet cover 20; a main wall 21; a side wall 22; inlet port 23, intake chamber 24, first subchamber 241; second subchamber 242;
a filter member 30;
a fresh air duct 40; a pipe joint 41; a main conduit 411; a connecting pipe 412; a branch pipe 413; an extension tube 42.
Detailed Description
Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.
An indoor unit of a wall-mounted air conditioner according to an embodiment of the present invention will be described with reference to fig. 1 to 4.
According to the utility model discloses indoor set of hanging air conditioner, indoor set includes: an indoor unit main body (not shown in the drawings), and a fresh air module 100. When the air conditioner is used, the indoor is usually sealed to ensure that the cooling or heating effect is better, but the indoor long-time sealing can cause poor indoor air circulation, cold air direct blowing, indoor air pressure and uncomfortable dryness and humidity of the indoor air. To this end, a fresh air module 100 may be added to introduce a reasonable flow of outdoor air (also referred to as fresh air) into the room.
As shown in fig. 1 and 2, the fresh air module 100 includes: the air conditioner comprises a centrifugal fan 10, an air inlet cover 20, a filtering piece 30 and a fresh air pipe 40.
The fresh air module 100 is fixedly connected to an end of the indoor unit main body, and the centrifugal fan 10 has an air inlet 12 and an air outlet 11. That is to say, the fresh air module 100 can be installed at the left end or the right end of the indoor unit main body, the air inlet and the air outlet of the fresh air module 100 are independent of the air duct 132 of the indoor unit main body, and the air flows inside the fresh air module 100 and the indoor unit main body are independent of each other and do not interfere with each other. The air inlet 12 of the centrifugal fan 10 is generally arranged along the central axis of the centrifugal fan 10, and the number of the air outlets 11 is 1, and the air outlets extend outwards from the circumferential direction of the centrifugal fan 10 so as to supply air from the end part and discharge air from the side part.
The air inlet cover 20 is fixedly connected with the centrifugal fan 10 at the side of the air inlet 12 of the centrifugal fan 10, the air inlet cover 20 and the volute 13 of the centrifugal fan 10 jointly define an air inlet chamber 24, the air inlet chamber 24 is communicated with the air inlet 12, and the air inlet cover 20 is provided with an inlet port 23 communicated with the air inlet chamber 24. The filter member 30 is located in the air inlet cover 20, and the inlet opening 23 and the air inlet 12 are located on two sides of the filter member 30 respectively. The filtering element 30 can be a HEPA filtering element, and the filtering element 30 is arranged in the air inlet cover 20 and can purify and filter fresh air before the fresh air enters the centrifugal fan 10.
The fresh air pipe 40 is connected with the inlet port 23; the fresh air duct 40 has a plurality of branch ducts 413, the number of the inlet ports 23 is plural, and the plurality of branch ducts 413 are connected to the plurality of inlet ports 23 in a one-to-one correspondence.
The working process of the fresh air module 100 is as follows: outdoor fresh air enters the air inlet chamber 24 of the air inlet cover 20 through the fresh air pipe 40 and the inlet 23 of the air inlet cover 20, the air flow is filtered and purified through the filtering piece 30 positioned in the air inlet cover 20, and under the suction force of the centrifugal fan 10, the purified air flow enters the centrifugal fan 10 through the air inlet 12 of the centrifugal fan 10 and is finally discharged from the air outlet 11 of the centrifugal fan 10.
According to the utility model discloses indoor set of hanging air conditioner sets up business turn over wind and the independent new trend module 100 of indoor set main part through the tip in indoor set main part to introduce indoor with outdoor new trend through new trend module 100, thereby improve indoor air's circulation and dry humidity, make indoor air more comfortable, optimize user experience. Furthermore, because the fresh air duct 40 is connected with the inlet ports 23 through the branch ducts 413, and the branch path formed by the branch ducts 413 leads to the air inlet chamber, the air inlet area is increased, the fresh air volume is increased, the air inlet is more uniform, and the air flow is more fully filtered in the air inlet chamber 24.
In some embodiments, the fresh air duct 40 further includes a pipe joint 41 and an external pipe 42, the pipe joint 41 includes a main pipeline 411, a connecting pipe 412 and a plurality of branch pipes 413, each branch pipe 413, the main pipeline 411 and the connecting pipe 412 vertically communicate in pairs, and the external pipe 42 is connected to the main pipeline 411.
As shown in fig. 2, the number of the branch pipes 413 is 3, at this time, the pipe joint 41 is a four-way joint with four interfaces, the main pipeline 411 is connected with the external pipe 42, the branch pipes 413 are respectively installed at the inlet ports 23 of the air inlet cover 20 in a one-to-one correspondence manner, fresh air enters the main pipeline 411 of the pipe joint 41 from the external pipe 42, is shunted from the branch pipes 413 after passing through the connecting pipe 412, and then enters the same air inlet chamber through each branch pipe.
Like this, the new trend that comes from external pipe 42 is through the excessive gentle of changing of connecting pipe 412, has reduced the air inlet noise, can select the external pipe 42 of different length according to the mounted position of indoor set, and adaptability is stronger, and on the one hand again, the form that adopts coupling 41 is not only the commonality good, makes the installation more convenient moreover, does benefit to batch production.
In some embodiments, the air outlet 11 of the centrifugal fan 10 is oriented opposite the air inlet 12 of the air inlet cover 20. Specifically, with the direction of the indoor unit main body as a reference, the air outlet 11 of the centrifugal fan 10 is located on the same side as the top wall of the indoor unit main body, the centrifugal fan 10 blows air upwards, the air inlet 12 of the air inlet cover 20 is located on the same side as the bottom wall of the indoor unit main body, and the air inlet cover 20 feeds air from below.
Thus, the fresh air introduced through the fresh air duct 40 is gradually discharged upwards, and the air flow is smoother.
In the embodiment shown in fig. 1, the air inlet cover 20 includes a main wall 21 opposite to the air inlet 12 of the centrifugal fan 10 and a plurality of side walls 22 disposed around the main wall 21, and an inlet port 23 is formed at the side walls 22.
That is, the inlet cover 20 includes a main wall 21 and a side wall 22, and a side of the inlet cover 20 facing the centrifugal fan 10 is opened, as shown in fig. 2, the main wall 21 is opposite to the inlet 12 of the centrifugal fan 10 in the axial direction of the centrifugal fan 10, and the side wall 22 surrounding the main wall 21 is connected to the plurality of branch pipes 413 of the pipe joint 41.
Therefore, the wind in the branch pipe 413 enters the air inlet cover 20 along the direction perpendicular to the axial direction of the centrifugal fan 10, compared with the wind entering the air inlet cover 20 along the axial direction, the airflow flowing path is longer, the fresh wind can stay in the air inlet cover 20 for a longer time, and therefore the fresh wind can be purified more fully.
Alternatively, the filter elements 30 are parallel to the side wall 22 where the inlet opening 23 is located and perpendicular to the branch tubes 413. As shown in fig. 2 and 4, the branch duct 413 is inserted into the inlet opening 23 of the side wall 22 of the bottom side of the air inlet cover 20 to be connected to the air inlet cover 20, the filter member 30 is disposed above the side wall 22 of the bottom side of the air inlet cover 20, the filter member 30 is parallel to the side wall 22 where the inlet opening 23 is located, and the filter member 30 and the branch duct 413 of the pipe joint 41 are perpendicular to each other.
Thus, the fresh air coming out from the branch pipes 413 of the pipe joint 41 enters the air inlet chamber 24, and because the branch pipes 413 and the filter members 30 are vertically distributed, the fresh air flowing into the air inlet chamber 24 can be in front contact with the filter members 30, the contact area is largest, and the fresh air can be fully filtered by the filter members 30. Furthermore, because the inlet ports 23 are uniformly distributed, the fresh air is uniformly aligned with the filtering pieces 30, and the surface wind speed of the filtering pieces 30 is more uniform through the flow guiding effect of the branch pipes 413, so that the filtering pieces 30 can be ensured to fully exert the purification efficiency.
In some embodiments, the distance between the air inlet side of the filter element 30 and the side wall 22 where the inlet opening 23 is located is a1, the distance between the side wall 22 where the inlet opening 23 is located and the side wall 22 opposite to the inlet opening 23 is a, and a/10 is not less than a1 not less than a/3.
For example, as shown in fig. 4, the distance from the air inlet side of the filter element 30 to the side wall 22 where the inlet 23 is located is smaller than the distance from the air outlet side of the filter element 30 to the side wall 22 opposite to the side wall 22 where the inlet 23 is located, so that the air in the air inlet chamber 24 can be filtered sufficiently and then flows to the air inlet 12, the air inlet chamber 24 has a large space, and a large amount of fresh air can be buffered at the side where the air inlet 12 is located.
Therefore, because the space on one side of the inlet opening 23 of the air inlet cover 20 is smaller, the air entering through the inlet opening 23 is fully contacted with the filtering piece 30 in the air inlet chamber 24, the working efficiency of the filtering piece 30 is increased, and the filtering effect is obvious; the side of the air inlet cover 20 facing the air inlet 12 has a larger space, so that a large amount of fresh air is ensured to be available.
In the particular example shown in fig. 4, the filter element 30 divides the intake air chamber 24 into two sub-chambers, the intake port 23 communicating with one of the sub-chambers, and the intake port 12 of the centrifugal fan 10 completely opposing the other sub-chamber.
As shown in fig. 4, the filter 30 divides the air inlet cover 20 into a first sub-chamber 241 and a second sub-chamber 242, the first sub-chamber 241 is connected to the inlet port 23, and the second sub-chamber 242 is opposite to the air inlet 12 of the centrifugal fan 10.
Like this, second subchamber 242 is relative with centrifugal fan 10 completely to the new trend gets into centrifugal fan 10 again after filtering a 30 purification completely, and the filter effect is better.
In other embodiments, the centrifugal fan 10 includes: the air conditioner comprises a volute casing 13, a motor 14, a fan part 15 and an air inlet ring 16, wherein the volute casing 13 is provided with a mounting groove 131 arranged towards the air inlet cover 20, and a scroll-shaped air channel 132 surrounding the outer ring of the mounting groove 131, and the motor 14 is mounted in the mounting groove 131. The fan portion 15 includes central installation portion and the flabellum that distributes along the circumference of central installation portion, is provided with the vent between the adjacent flabellum, and the fan portion 15 is located the mounting groove 131 of spiral case 13, and the motor 14 is connected with central installation portion, and is located the space that central installation portion, spiral case 13 injectd jointly. The air inlet ring 16 is connected between the volute casing 13 and the air inlet cover 20, and the air inlet ring 16 is provided with an annular air guide flange extending into the inner side of the fan blades.
As shown in fig. 2 and 3, the air in the second sub-chamber 242 passes through the air inlet ring 16 and enters the installation groove 131 along the axial direction, the fan portion 15 is driven by the motor 14 to rotate, the air flow blows into the volute 13 of the centrifugal fan 10 through the ventilation hole between the fan blades, and the air flow is blown out from the air outlet 11 of the centrifugal fan 10 after entering the air duct 132 of the volute 13.
In this way, the arrangement of the motor 14 and the fan part 15 reasonably utilizes the space inside the centrifugal fan 10, so that the layout of the fan is more compact, and the efficiency of a fresh air system is improved; on the other hand, the air inlet ring 16 not only plays a role of connecting the volute casing 13 with the air inlet cover 20, but also can prevent air flow from leaking between the air inlet cover 20 and the volute casing 13; in addition, the wind guiding flange of the wind inlet ring 16 can guide the wind entering the centrifugal fan 10 from the wind inlet cover 20.
According to the utility model discloses the air conditioner of second aspect embodiment includes the indoor set of above-mentioned embodiment.
According to the utility model discloses a hanging air conditioner of embodiment, it is shown with reference to fig. 3, and the new trend module 100 of indoor set is fixed at the tip of indoor set main part, and new trend module 100 includes: the air conditioner comprises a centrifugal fan 10, an air inlet cover 20, a filtering piece 30 and a fresh air pipe 40.
The air introduced from the outdoor enters the air inlet cover 20 through the external connection pipe 42 of the fresh air pipe 40 and the pipe joint 41, the interfaces of the branch pipes 413 of the pipe joint 41 are connected with the inlet 23 of the side wall 22 of the air inlet cover 20, the air entering the air inlet cover 20 firstly passes through the filter element 30 which is right opposite to the inlet 23, the air is filtered by the filter element 30 and then enters the centrifugal fan 10 through the air inlet ring 16, the motor 14 of the centrifugal fan 10 drives the fan part 15 to rotate, so that the air entering the air inlet 12 is converted into circumferential air outlet, and finally the air passes through the air duct 132 of the volute 13 and then is blown into the indoor from the air outlet 11.
That is, through the fresh air module 100, since the pipe joint 41 of the fresh air pipe 40 is designed to have a structure with one inlet and a plurality of outlets, the entering fresh air passes through the transition of the connecting pipe 412, the air speed is reduced and then enters the air inlet chamber 24, the contact area between the fresh air and the filter member 30 is large, the fresh air can be fully filtered by the filter member 30, the air inlet area is enlarged, and the fresh air volume is increased; because the inlet ports 23 are uniformly distributed, the inlet air is uniformly aligned with the filtering pieces 30, and the air speed on the surface of the filtering piece 30 is more uniform through the flow guiding effect of the branch pipes 413, so that the HEPA can be ensured to more fully exert the purification efficiency.
In some embodiments, a portion of the fresh air duct 40 is located at a lower side of the indoor unit main body, and the air outlet 11 of the centrifugal fan 10 is disposed upward.
As shown in fig. 1, the centrifugal fan 10 of the fresh air module 100 has an upward outlet 11, and usually a portion of the fresh air duct 40 is located at the lower side of the indoor unit main body, and the air entering from the external connection pipe 42 passes through the pipe joint 41, the air inlet cover 20, and the centrifugal fan 10 in sequence, and then is blown out through the outlet 11 of the centrifugal fan 10, so as to input fresh air into the room.
Thus, the fresh air pipe 40 is arranged at the lower side of the indoor unit main body, so that the pipeline installation is convenient; the air outlet 11 of the centrifugal fan 10 is arranged upwards, so that fresh air can be fully mixed with indoor air and then contact with a human body, and the problem of uneven indoor temperature distribution is avoided.
The air conditioner performs a refrigeration cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator. The refrigeration cycle includes a series of processes involving compression, condensation, expansion, and evaporation, and supplies refrigerant to the air that has been conditioned and heat-exchanged.
The compressor compresses a refrigerant gas in a high-temperature and high-pressure state and discharges the compressed refrigerant gas. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process.
The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state condensed in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator can achieve a cooling effect by heat-exchanging with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner can adjust the temperature of the indoor space throughout the cycle.
The outdoor unit of the air conditioner refers to a portion of a refrigeration cycle including a compressor and an outdoor heat exchanger, the indoor unit of the air conditioner includes an indoor heat exchanger, and an expansion valve may be provided in the indoor unit or the outdoor unit.
The indoor heat exchanger and the outdoor heat exchanger serve as a condenser or an evaporator. When the indoor heat exchanger is used as a condenser, the air conditioner is used as a heater in a heating mode, and when the indoor heat exchanger is used as an evaporator, the air conditioner is used as a cooler in a cooling mode.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more. In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween. In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An indoor unit of a hanging type air conditioner, comprising:
an indoor unit main body; and
fresh air module, fresh air module fixed connection be in the tip of indoor set main part, fresh air module includes:
the centrifugal fan is provided with an air inlet and an air outlet;
the air inlet cover is fixedly connected with the centrifugal fan at the side of an air inlet of the centrifugal fan, an air inlet chamber is defined by the air inlet cover and a volute of the centrifugal fan together, the air inlet chamber is communicated with the air inlet, and the air inlet cover is provided with an inlet opening communicated with the air inlet chamber;
the filter element is positioned in the air inlet cover, and the inlet and the air inlet are respectively positioned on two sides of the filter element; and
the fresh air pipe is connected with the inlet;
the fresh air pipe is provided with a plurality of branch pipes, the number of the inlet openings is multiple, and the branch pipes are connected with the inlet openings in a one-to-one correspondence mode.
2. The indoor unit of claim 1, wherein the fresh air duct further comprises a pipe joint and an external pipe, the pipe joint comprises a main pipeline, a connecting pipe and the plurality of branch pipes, each branch pipe, the main pipeline and the connecting pipe are vertically communicated in pairs, and the external pipe is connected with the main pipeline.
3. The indoor unit of claim 1, wherein an air outlet of the centrifugal fan is opposite to an air inlet of the air inlet cover.
4. The indoor unit according to claim 3, wherein the inlet cover includes a main wall opposite to the inlet of the centrifugal fan and a plurality of side walls provided around the main wall, and the inlet port is formed in the side walls.
5. The indoor unit of claim 4, wherein the filter member is parallel to a sidewall where the inlet port is formed and perpendicular to the branch pipe.
6. The indoor unit according to claim 4, wherein a distance between the air intake side of the filter member and the side wall where the inlet port is located is a1, a distance between the side wall where the inlet port is located and the opposite side wall is a, and a/10. ltoreq. a 1. ltoreq. a/3.
7. The indoor unit of claim 4, wherein the filter member divides the intake air chamber into two sub-chambers, the intake port communicates with one of the sub-chambers, and the intake port of the centrifugal fan is entirely opposite to the other sub-chamber.
8. The indoor unit according to claim 7, wherein the centrifugal fan comprises:
the volute is provided with a mounting groove arranged towards the air inlet cover and a scroll-shaped air channel surrounding the outer ring of the mounting groove;
the motor is arranged in the mounting groove;
the fan part comprises a central installation part and fan blades distributed along the circumferential direction of the central installation part, a ventilation opening is formed between every two adjacent fan blades, the fan part is located in an installation groove of the volute, and the motor is connected with the central installation part and located in a space defined by the central installation part and the volute together;
the air inlet ring is connected between the volute and the air inlet cover, and the air inlet ring is provided with an annular air guide flange extending into the inner side of the fan blade.
9. An air conditioner characterized by comprising the indoor unit according to any one of claims 1 to 8.
10. The air conditioner according to claim 9, wherein a part of the fresh air duct is located at a lower side of the indoor unit main body, and an air outlet of the centrifugal fan is disposed upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021578339.7U CN212870005U (en) | 2020-07-31 | 2020-07-31 | Indoor unit of hanging type air conditioner and air conditioner with indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021578339.7U CN212870005U (en) | 2020-07-31 | 2020-07-31 | Indoor unit of hanging type air conditioner and air conditioner with indoor unit |
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| Publication Number | Publication Date |
|---|---|
| CN212870005U true CN212870005U (en) | 2021-04-02 |
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| CN202021578339.7U Active CN212870005U (en) | 2020-07-31 | 2020-07-31 | Indoor unit of hanging type air conditioner and air conditioner with indoor unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110758A (en) * | 2021-11-29 | 2022-03-01 | Tcl空调器(中山)有限公司 | Machine and air conditioner in new trend module, air conditioning |
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2020
- 2020-07-31 CN CN202021578339.7U patent/CN212870005U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110758A (en) * | 2021-11-29 | 2022-03-01 | Tcl空调器(中山)有限公司 | Machine and air conditioner in new trend module, air conditioning |
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