CN211146687U - Indoor unit and air conditioner with same - Google Patents

Abstract

The utility model provides an indoor unit and have its air conditioner. The indoor unit comprises a shell; the heat exchanger is connected with the shell; the fan assembly is movably arranged with the shell and is used for sucking the airflow outside the shell into the shell to exchange heat with the heat exchanger and then blowing the airflow out of the shell; the first driving part is connected with the shell and can drive the fan assembly to rotate by a preset angle. The air supply direction of the fan assembly can be changed according to the air outlet mode of the indoor unit, and accordingly air supply resistance is effectively reduced. For example, when the indoor unit is in a heating mode, the fan assembly can be driven to wind obliquely downwards, and when the indoor unit is in a cooling mode, the fan assembly is driven to wind obliquely upwards. Meanwhile, the shell is arranged into the air outlet frame and the bottom plate, and the air outlets are arranged in the circumferential direction of the air outlet frame, so that the air inlet volume of the indoor unit can be increased, the air volume loss of the indoor unit is effectively reduced, and the use experience of a user is improved.

Description

Indoor unit and air conditioner with same

Technical Field

The utility model relates to an air conditioner equipment technical field particularly, relates to an indoor unit and have its air conditioner.

Background

At present, air outlets of existing wall-mounted air-conditioning indoor units are basically arranged at the lower end, and air outlet guiding in a certain range from top to bottom is achieved through a transverse air deflector after being guided by through-flow blades. Meanwhile, when the air deflector of the air conditioner is upwards opened, the air outlet is reduced, so that the air outlet volume is greatly reduced, and the refrigerating performance is influenced.

In order to improve the comfort of the air outlet of the indoor unit and improve the refrigeration performance, a wall-mounted air conditioner indoor unit with upper and lower air outlets is disclosed in the prior art. During refrigeration, the upper cross-flow fan blade works, air enters from the left side and the right side and is exhausted after heat exchange through the upper evaporator, an adsorption effect is formed after the air reaches an indoor ceiling, the air sinks after being blown out far, and cold air cannot be directly blown to a human body. However, the air conditioner is provided with air inlets on the left side and the right side, the air inlets are small and are guided by double cross-flow blades, the air is blown out from the upper air outlet and the lower air outlet after being driven by 90 degrees in the wind speed direction, most of air flow passes through the two ends of the evaporator, and a small part of air flow is blown out from the middle part, and only the evaporator on the upper side and the evaporator on the lower side exchange heat during refrigeration or heating. The structure has large wind resistance and low utilization efficiency of the evaporator.

The prior art also discloses a wall-mounted air conditioner indoor unit of air-out from top to bottom, it has adopted two centrifugation fan blade drainage, from the middle part air inlet, upper and lower both sides air-out, be close to two fan blade rotation direction relative position departments at the air outlet middle part simultaneously and be equipped with the baffle, the extension line that two baffles extended to this internal extension of air conditioner has the contained angle, the baffle is located wind channel spiral throat curve extending direction, make the baffle comply with the installation of air current direction, can change the wind direction of wind channel air current intersection, make the air current be located the middle part in wind channel, thereby make the wind speed increase, strengthen the amount of wind. However, the air volume is still relatively small, the problem is not solved from the root, the air inlet resistance is relatively large due to the blocking of the panel when air enters from the middle part, and if the rotating speed of the fan blade is increased, the problem of noise increase is directly caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an indoor unit and have its air conditioner to solve the big problem of windage among the prior art.

In order to achieve the above object, according to an aspect of the present invention, there is provided an indoor unit, including: a housing;

the heat exchanger is connected with the shell; the fan assembly is movably arranged with the shell and is used for sucking the airflow outside the shell into the shell to exchange heat with the heat exchanger and then blowing the airflow out of the shell; first drive division, first drive division is connected with the casing, and first drive division can drive fan assembly and rotate the setting of presetting the angle, and wherein, the casing includes: a base plate; the supporting frame, the supporting frame encloses with the bottom plate and establishes annular accommodation space, and the circumference of supporting frame is provided with the air intake, and the heat exchanger is located between air intake and the inlet air duct.

Further, the fan assembly includes: the supporting part is rotatably connected with the shell; the fan part is connected with the supporting part, the first driving part is connected with the supporting part, and the first driving part can drive the supporting part to rotate so as to drive the fan part to rotate by a preset angle.

Further, the fan portion includes: the fan blades are arranged in the supporting parts; and the output shaft of the second driving part is connected with the fan blade, and the second driving part can drive the fan blade to rotate.

Further, the fan blades are axial flow fan blades, and/or the second driving part is a direct current motor, and/or the first driving part is a stepping motor.

Further, the supporting part includes the support frame, and the surface of support frame is provided with the pivot, and the support frame is rotationally connected with the casing through the pivot, and the support frame has the chamber that holds that is used for installing fan portion, holds the chamber and all is provided with inlet air channel with the lateral wall that the casing is adjacent.

Further, it is a plurality of to hold the chamber, and a plurality of chamber that hold sets up along the length direction of support frame, and adjacent two hold and separate through the baffle between the chamber.

Further, the heat exchanger is of an annular structure and is located between the supporting frame and the supporting frame.

Further, the housing further includes: the panel is connected with the supporting frame and is provided with an air outlet.

Further, the housing further includes: the air deflector is connected with the panel and can be rotatably arranged relative to the panel so as to adjust the flow direction of the air flow blown out from the air outlet.

Furthermore, the indoor unit has a refrigeration mode and a heating mode, and when the indoor unit is in the refrigeration mode or the heating mode, the first driving part drives the supporting part to rotate around the horizontal shaft for a preset angle, so that a plane where the cross section of the fan blade in the radial direction is located and a vertical plane are arranged in a mode of forming an included angle.

According to the utility model discloses an on the other hand provides an air conditioner, including the indoor set, the indoor set is foretell indoor set.

Use the technical scheme of the utility model, set up through setting up first drive division drive fan subassembly shell rotatoryly, set up like this and can change the air supply direction of fan subassembly according to the air-out mode of indoor set, reduce the air supply resistance then effectively. For example, when the indoor unit is in a heating mode, the fan assembly can be driven to wind obliquely downwards, and when the indoor unit is in a cooling mode, the fan assembly is driven to wind obliquely upwards. The air quantity loss of the indoor unit can be effectively reduced, and the use experience of a user is improved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

figure 1 shows a schematic view of the explosion structure of a first embodiment of an indoor unit according to the present invention;

figure 2 shows a schematic cross-sectional view of a second embodiment of the indoor unit according to the present invention;

figure 3 shows a schematic structural view of a third embodiment of the indoor unit according to the present invention;

figure 4 shows a schematic structural view of a fourth embodiment of the indoor unit according to the present invention.

Wherein the figures include the following reference numerals:

10. a housing; 11. a base plate; 12. a support frame; 13. a panel; 14. an air deflector;

20. a heat exchanger;

30. a fan assembly;

31. a support portion; 311. a rotating shaft; 312. an accommodating chamber; 313. an air inlet channel;

32. a fan blade; 33. a second driving section;

40. a first driving part.

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 accompanying drawings in conjunction with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

Referring to fig. 1 to 4, according to an embodiment of the present application, an indoor unit is provided.

Specifically, as shown in fig. 1 and 2, the indoor unit includes a casing 10, a heat exchanger 20, a fan assembly 30, and a first driving part 40. The heat exchanger 20 is connected to the casing 10. The fan assembly 30 is movably disposed with the casing 10, and the fan assembly 30 is configured to suck the airflow outside the casing 10 into the casing 10 to exchange heat with the heat exchanger 20, and then blow the airflow out of the casing 10. The first driving part 40 is connected to the housing 10, and the first driving part 40 is configured to drive the fan assembly 30 to rotate by a predetermined angle, wherein the housing 10 includes a bottom plate 11 and a supporting frame 12. The supporting frame 12 and the bottom plate 11 enclose an annular accommodating space, the circumferential direction of the supporting frame 12 is provided with an air inlet, and the heat exchanger 20 is located between the air inlet and the air inlet channel 313.

In this embodiment, through setting up first drive division drive fan subassembly shell and rotationally setting up, set up like this and can change the air supply direction of fan subassembly according to the air-out mode of indoor set, reduce air supply resistance then effectively. For example, when the indoor unit is in a heating mode, the fan assembly can be driven to wind obliquely downwards, and when the indoor unit is in a cooling mode, the fan assembly is driven to wind obliquely upwards. Meanwhile, the shell is arranged into the air outlet frame and the bottom plate, and the air outlets are arranged in the circumferential direction of the air outlet frame, so that the air inlet volume of the indoor unit can be increased, the air volume loss of the indoor unit is effectively reduced, and the use experience of a user is improved.

The fan assembly 30 includes a support portion 31 and a fan portion. The support portion 31 is rotatably connected with the housing 10. The fan part is connected with the supporting part 31, the first driving part 40 is connected with the supporting part 31, and the first driving part 40 can drive the supporting part 31 to rotate so as to drive the fan part to rotate by a preset angle. This arrangement can improve the stability of the fan assembly 30.

The fan part comprises a fan blade 32 and a second driving part 33. The fan blade 32 is disposed in the supporting portion 31. An output shaft of the second driving part 33 is connected with the fan blade 32. The second driving part 33 can drive the fan blade 32 to rotate. This arrangement can further improve the stability and reliability of the fan assembly 30.

Preferably, the fan blade 32 is an axial flow fan blade, the second driving portion 33 is a dc motor, and the first driving portion 40 is a stepping motor. The air supply efficiency of the indoor unit can be improved, and the accuracy of the rotation angle of the fan assembly is improved.

As shown in fig. 1, the supporting portion 31 includes a supporting frame, a rotating shaft 311 is disposed on an outer surface of the supporting frame, the supporting frame is rotatably connected to the housing 10 through the rotating shaft 311, the supporting frame has a containing cavity 312 for installing the blower portion, and side walls of the containing cavity 312 adjacent to the housing 10 are provided with air inlet channels 313. The setting can make the air current that gets into through casing department can directly get into fan department through the support frame and supply air like this.

Preferably, the accommodating cavity 312 is multiple, the multiple accommodating cavities 312 are arranged along the length direction of the support frame, and two adjacent accommodating cavities 312 are separated by a partition plate. The air inlet and the air outlet between the adjacent fans can be prevented from interfering by the arrangement. As shown in fig. 1, an embodiment having two fan sections is shown.

Specifically, the housing 10 includes a bottom plate 11 and a support frame 12. The supporting frame 12 and the bottom plate 11 enclose an annular accommodating space, the circumferential direction of the supporting frame 12 is provided with an air inlet, and the heat exchanger 20 is located between the air inlet and the air inlet channel 313. The arrangement can increase the air intake of the housing, and in this embodiment, as shown in fig. 1, a frame structure with hollow-out side walls of the supporting frame 12 is shown.

Preferably, the heat exchanger 20 is of an annular structure, and the heat exchanger 20 is located between the support frame 12 and the support frame. The arrangement enables air flow entering from the circumferential direction of the support frame to exchange heat with the heat exchanger. Wherein the heat exchanger may be an evaporator.

The housing 10 further comprises a panel 13 and a wind deflector 14. The panel 13 is connected to the support frame 12. The panel 13 is provided with an air outlet. The air deflector 14 is connected to the panel 13, and the air deflector 14 is rotatably disposed opposite to the panel 13 to adjust the flow direction of the air flow blown out from the air outlet. The rotation direction of the air guide plate can be controlled according to the air guide direction of the fan assembly, the air supply distance of the indoor unit can be further increased, and the use experience of a user is improved.

Further, the indoor unit has a cooling mode and a heating mode, and when the indoor unit is in the cooling mode or the heating mode, the first driving portion 40 drives the supporting portion 31 to rotate around the horizontal axis by a preset angle, so that a plane where the cross section of the fan blade 32 in the radial direction is located and a vertical plane are arranged to form an included angle. That is, in the present embodiment, the first driving portion 40 can drive the whole fan blade to rotate around the horizontal axis, so as to change the air blowing direction of the fan blade.

The indoor unit in the above-mentioned embodiment can also be used for air conditioning equipment technical field, promptly according to the utility model discloses a further aspect provides an air conditioner. The air conditioner comprises an indoor unit, wherein the indoor unit is the indoor unit in the embodiment.

Specifically, adopt the indoor set of this structure, realized that this air-out structure windage is little, the amount of wind is big, the little beneficial effect of noise. And the heat exchanger is rearranged, so that the heat exchange efficiency of the indoor unit is improved. The indoor unit breaks through the structural form of the traditional fixed axial flow fan blade, so that the air outlet direction can rotate in a small range along with the air guide direction of the air guide plate, the wind resistance caused by air guide of the air guide plate is greatly weakened, the air outlet quantity is increased, and the noise is reduced.

The air guide plate is matched with the fan assembly to realize upper and lower air outlet, blanket type air supply is performed when shower type air outlet and heating are performed during refrigeration, the refrigerating and heating comfort experience of the air conditioner is enhanced, the new evaporator structure arrangement mode is matched with the new air supply structure, the problem of uneven utilization rate of the evaporator of the indoor unit of the traditional split air conditioner is solved, and the utilization efficiency of the evaporator is improved.

Two direct current motors and axial flow fan blades are fixed on a bottom shell component through a rotatable fan blade support frame driven by a stepping motor, and then the stepping motor is controlled to drive the fan blade support frame to vertically rotate to be matched with a shutter air deflector to control the walking of the wind direction, so that the purpose of vertically discharging air is achieved. The evaporator is arranged around the fan blade supporting frame, and when the air conditioner works, air enters the air conditioner from the periphery, heat exchange is uniformly carried out through the evaporator, and the heat exchange efficiency is improved.

As shown in fig. 1, the wall-mounted air conditioner indoor unit with upper and lower air outlets includes a bottom casing component, an evaporator component, a motor bracket component, a dc motor, a stepping motor, axial flow fan blades, a panel component, an air deflector component, and the like. The bottom shell part is used as the bottommost part, and the rest parts are installed on the bottom shell part. The evaporator component is in a rectangular structure and is arranged on the bottom shell component in an encircling mode, and then the motor bracket component is arranged. Before, a motor bracket assembly is preassembled, and axial flow fan blades and direct current motors are installed on the motor bracket one by one and fixed well. And (3) mounting the preassembled motor support on the bottom shell component, wherein the right end of the motor support is connected with the stepping motor, and the stepping motor drives the motor support to rotate. Then, the panel component is mounted on the bottom shell component, and finally, the air deflector assembly is mounted on the panel component.

As shown in fig. 2, when the indoor unit is in operation, air flow enters the indoor unit of the air conditioner from the periphery, is subjected to heat exchange by the evaporator and then is blown out from between the louver air guide plates on the panel component by the flow guide of the axial flow fan blade. Because the wind current gets into from all around, and the overall arrangement of evaporimeter is also at the air intake department all around, so the utilization ratio of evaporimeter is very high. As shown in fig. 3, during refrigeration, the motor bracket is controlled by the stepping motor to rotate upwards, and the air deflector rotates upwards at the same time, so that the air conditioner can supply air upwards. In the same way, the blanket type air supply improves the comfort experience during heating.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

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 (11)

1. An indoor unit, comprising:

a housing (10);

a heat exchanger (20), wherein the heat exchanger (20) is connected with the shell (10);

the fan assembly (30) and the shell (10) are movably arranged, and the fan assembly (30) is used for sucking airflow outside the shell (10) into the shell (10) to exchange heat with the heat exchanger (20) and then blowing the airflow out of the shell (10);

the first driving part (40), the first driving part (40) is connected with the shell (10), and the first driving part (40) can drive the fan assembly (30) to rotate for a preset angle;

wherein the housing (10) comprises:

a base plate (11);

the supporting frame (12), the supporting frame (12) with bottom plate (11) enclose and establish into annular accommodation space, the circumference of supporting frame (12) is provided with the air intake, heat exchanger (20) are located between air intake and inlet air channel (313).

2. Indoor unit according to claim 1, characterized in that the fan assembly (30) comprises:

a support (31), the support (31) being rotatably connected with the housing (10);

the fan part, the fan part with supporting part (31) are connected, first drive division (40) can drive supporting part (31) rotate in order to drive the fan part rotates preset angle.

3. The indoor unit according to claim 2, wherein the fan unit includes:

the fan blade (32), the said fan blade (32) is set up in the said supporting part (31);

the output shaft of the second driving part (33) is connected with the fan blade (32), and the second driving part (33) can drive the fan blade (32) to rotate.

4. The indoor unit according to claim 3,

the fan blade (32) is an axial flow fan blade and/or

The second drive part (33) is a direct current motor, and/or

The first driving part (40) is a stepping motor.

5. Indoor unit according to claim 2, characterized in that the support part (31) comprises a support frame, the outer surface of the support frame is provided with a rotating shaft (311), the support frame is rotatably connected with the casing (10) through the rotating shaft (311), the support frame is provided with an accommodating cavity (312) for installing the fan part, and the side walls of the accommodating cavity (312) adjacent to the casing (10) are provided with air inlet channels (313).

6. The indoor unit of claim 5, wherein the accommodating cavities (312) are multiple, the multiple accommodating cavities (312) are arranged along the length direction of the support frame, and two adjacent accommodating cavities (312) are separated by a partition.

7. Indoor unit according to claim 5, characterized in that the heat exchanger (20) is of annular configuration, the heat exchanger (20) being located between the support frame (12) and the support frame.

8. Indoor unit according to claim 1, characterized in that the casing (10) further comprises:

the panel (13), the panel (13) with the carriage (12) is connected, seted up the air outlet on panel (13).

9. Indoor unit according to claim 8, characterized in that the casing (10) further comprises:

the air guide plate (14), the air guide plate (14) is connected with the panel (13), and the air guide plate (14) is rotatably arranged relative to the panel (13) so as to adjust the flow direction of the air flow blown out from the air outlet.

10. The indoor unit of claim 4, wherein the indoor unit has a cooling mode and a heating mode, and when the indoor unit is in the cooling mode or the heating mode, the first driving portion (40) drives the supporting portion (31) to rotate around a horizontal axis by the preset angle, so that a plane where a cross section of the fan blade (32) in the radial direction is located and a vertical plane are arranged to form an included angle.

11. An air conditioner comprising an indoor unit, characterized in that the indoor unit is the indoor unit according to any one of claims 1 to 10.

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