CN219300884U - Indoor unit, air conditioner and suspended ceiling structure - Google Patents

Abstract

The utility model provides an indoor unit, an air conditioner and a suspended ceiling structure, relates to the technical field of air conditioners, and solves the technical problems that the indoor unit is large in thickness and not suitable for common household building installation. The indoor unit comprises a shell and a heat exchanger arranged in the shell, wherein an air inlet and an air outlet are respectively formed in different side surfaces of the shell; the heat exchanger is horizontally arranged and is installed close to the air inlet. The heat exchanger is horizontally arranged, so that the thickness of the unit is greatly reduced, the installation and use range is wide, the air heat exchange is positioned at the air inlet, and meanwhile, the air quantity loss at the air outlet and the noise can be reduced.

Description

Indoor unit, air conditioner and suspended ceiling structure

Technical Field

The utility model relates to the technical field of air conditioners, in particular to an indoor unit, an air conditioner and a suspended ceiling structure.

Background

In recent years, home central air conditioners are increasingly favored, and because the internal machines are installed for suspended ceilings, the home central air conditioners have the advantages of attractive installation and small occupied space, and the market share is continuously increased. However, the heat exchanger in the ceiling type central air conditioner in the current mainstream meets the user requirement for ensuring heat exchange, is vertically or obliquely arranged, is convenient for the design of a water receiving disc, greatly increases the thickness of a unit, is not suitable for the installation of a common household building, and is not suitable for the installation because of the large thickness of an indoor unit and the addition of a suspended ceiling, so that the indoor space is not enough and cannot be installed. In addition, current mainstream ceiling type air conditioner because of its bottom return air and bottom air-out structure of adopting causes the return air to inhale the business turn over wind easily, can't circulate indoor air, leads to the air conditioning can't accomplish, and the motor is installed at the unit top, and after-sales maintenance is comparatively difficult.

The utility model provides a novel ceiling type air conditioner and a return air device thereof.

Disclosure of Invention

The utility model aims to provide an indoor unit, an air conditioner and a suspended ceiling structure, which are used for solving the technical problems that the indoor unit is large in thickness and is not suitable for common household building installation.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

in a first aspect, the utility model provides an indoor unit, which comprises a shell and a heat exchanger arranged in the shell, wherein an air inlet and an air outlet are respectively formed in different sides of the shell; the heat exchanger is horizontally arranged and is installed close to the air inlet.

In some embodiments, the air inlet is located at a side or top surface of the housing; the air outlet is positioned on the bottom surface of the shell.

In some embodiments, the number of the air outlets is four, and the air outlets are symmetrically arranged around the bottom of the shell.

In some embodiments, the air outlet is provided with an air deflector capable of adjusting the air flow angle of the air outlet.

In some embodiments, the air inlet is detachably provided with a filter assembly.

In some embodiments, the filter assembly is slidably disposed on the housing by a chute mechanism; when the air inlet is arranged on the side face of the shell, a filter screen replacing opening is arranged at the bottom of the shell corresponding to the position of the filter assembly.

In some embodiments, the filter assembly is a filter screen or a high efficiency dehumidification dust removal filter screen.

In some embodiments, the centrifugal fan blade assembly further comprises a motor in transmission connection with the centrifugal fan blade, a motor maintenance opening is formed in the bottom of the shell, and the motor is installed close to the motor maintenance opening.

In some embodiments, the heat exchanger further comprises a water pump and a water receiving disc, wherein the water receiving disc is arranged below the heat exchanger, and the water pump is connected with an inner cavity of the water receiving disc through a pipeline.

The indoor unit provided by the utility model is a suspended ceiling unit, the heat exchanger is horizontally arranged, the thickness of the unit is greatly reduced, the installation and application range is wide, the air heat exchange is positioned at the air inlet, and meanwhile, the air quantity loss at the air outlet and the noise can be reduced.

In a second aspect, the present utility model provides an air conditioner, including the indoor unit.

In some embodiments, the indoor unit is a ceiling-mounted indoor unit.

In a third aspect, the present utility model provides a suspended ceiling structure, including a suspended ceiling panel, where the suspended ceiling panel is provided with a mounting opening for mounting the indoor unit; the position of the suspended ceiling panel away from the mounting port is also provided with an air return port communicated with the air inlet.

In some embodiments, a return air grille is disposed on the return air inlet.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front cross-sectional view of an embodiment of an indoor unit of the present utility model;

FIG. 2 is an isometric view of an embodiment of an indoor unit of the present utility model looking up from the bottom;

FIG. 3 is a schematic view of a portion of a filter assembly according to an embodiment of the present utility model when the filter assembly slides out of a housing;

fig. 4 is a schematic structural view of another embodiment of an indoor unit according to the present utility model;

FIG. 5 is a schematic illustration of the structure of a suspended ceiling of the present utility model;

fig. 6 is a partial enlarged view of a in fig. 3.

1, a shell; 2. a heat exchanger; 3. a water receiving tray; 4. a water pump; 5. a motor; 6. centrifugal fan blades; 7. an air duct; 8. a wind shielding guide plate; 9. a filter screen; 11. an air inlet; 12. an air outlet; 13. a motor maintenance port; 14. a filter screen replacement port; 15. a chute mechanism; 16. a ceiling panel; 17. an air return grid; 18. an air return port; 20. an indoor unit.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

As shown in fig. 1, the present utility model provides an indoor unit, which is a ceiling indoor unit, and is installed on a ceiling, the indoor unit includes a housing 1 and a heat exchanger 2 disposed in the housing 1, where it should be noted that, the heat exchanger 2 in the present embodiment is a condenser for exchanging heat between a refrigerant and air; the air inlet 11 and the air outlet 12 are respectively arranged on different sides of the shell 1, that is to say, the air inlet 11 and the air outlet 12 are respectively positioned on different sides of the shell 1, and the influence of the air inlet on the air outlet is reduced by arranging the air inlet 11 and the air outlet 12 on different sides; in this embodiment, in order to reduce the thickness of the indoor unit, the heat exchanger 2 is horizontally disposed and installed near the air inlet 11.

The indoor unit provided by the utility model is a suspended ceiling unit, the heat exchanger 2 is horizontally arranged, the thickness of the unit is greatly reduced, the installation and application range is wide, the heat exchanger 2 for air heat exchange is positioned at the air inlet 11, and meanwhile, the air quantity loss of the air outlet 12 and the noise can be reduced.

As shown in fig. 2 and 4, specifically, in this embodiment, the air inlet 11 is located at a side or top surface of the housing 1; the air outlet 12 is positioned on the bottom surface of the shell 1. It should be noted that the number of the air inlets 11 may be one or more, and the filter assembly is located inside the air inlets 11. As shown in fig. 2, four air inlets 11 are shown, and are respectively located on four sides of the casing 1, in this embodiment, air passes through filter screens 9 on the air inlets 11 around the casing 1, and enters the heat exchanger 2 for heat exchange. The regulated air is discharged from four air outlets 12 at the bottom of the shell 1 through the centrifugal fan blade 6. The number of the air outlets 12 is four, and the air outlets are symmetrically arranged around the bottom of the shell 1. According to the indoor unit, the centrifugal fan blades 6 are adopted to realize the air inlet around the air outlet at the bottom of the indoor unit, so that the mixing of the air outlet and the air inlet is avoided, the return air short circuit is avoided, the uniform regulation of indoor air is facilitated, the air conditioning effect is improved, and the after-sale maintenance is convenient.

In some embodiments, the air outlet 12 is provided with an air deflector that can adjust the air flow angle of the air outlet 12.

In some embodiments, the air inlet 11 is detachably provided with a filter assembly.

As shown in fig. 3 and 6, in an alternative embodiment, the filter assembly is slidably disposed on the housing 1 by a chute mechanism 15; when the air inlet 11 is arranged on the side face of the shell 1, the filter screen replacing port 14 is arranged at the bottom of the shell 1 and corresponds to the position of the filter assembly, and the filter assembly can be replaced through the filter screen replacing port 14 below the shell 1, so that the filter assembly is convenient to detach and clean. Both the filter assembly replacement and the motor 5 maintenance are positioned on the bottom surface of the shell 1, and the filter assembly can be extracted from the lower part for cleaning or replacement by using the chute mechanism 15.

Specifically, the filter component is a filter screen 9 or a high-efficiency dehumidifying and dedusting filter screen 9.

The filter components are slidably connected with the shell 1 through the chute mechanism 15, and the filter components can be replaced at the filter screen replacement port 14 at the bottom of the shell 1, so that the filter screen 9 can be conveniently detached and cleaned.

When the air inlet 11 is arranged at the top of the shell 1, the filter assembly can still be slidably connected with the shell 1 through the chute mechanism 15, and the filter screen replacement opening 14 for disassembling the filter assembly is arranged on the side wall of the shell 1, so that the filter assembly is inconvenient to disassemble due to the fact that the replacement opening is higher and can be positioned inside the suspended ceiling.

Further, as shown in fig. 1, the centrifugal fan blade device further comprises a motor 5 in transmission connection with the centrifugal fan blade 6, a motor 5 maintenance opening 13 is formed in the bottom of the shell 1, and the motor 5 is installed close to the motor 5 maintenance opening 13. By installing the motor 5 at the bottom of the indoor unit, the weapon is arranged close to the motor 5 maintenance port 13 at the bottom of the housing 1, that is, the motor 5 is positioned below the unit, and the motor 5 can be conveniently maintained through the bottom maintenance port.

Specifically, as shown in fig. 1, the motor 5 is fixed below the wind shielding guide plate 8, and the maintenance opening 13 of the motor 5 is positioned on the bottom surface of the casing 1, so that maintenance and replacement can be facilitated, and excessive disassembly is avoided.

When the filter component is the filter screen 9, still include water pump 4 and water collector 3, water pump 4 is used for discharging the comdenstion water, and water collector 3 is used for the comdenstion water. The water pan 3 is arranged below the heat exchanger 2, and the water pump 4 is connected with the inner cavity of the water pan 3 through a pipeline. When the filter assembly is a high-efficiency dehumidifying and dedusting filter screen 9, a water pump 4 and a water receiving disc 3 are not required to be arranged.

In a second aspect, the present utility model provides an air conditioner, including the indoor unit described above.

In some embodiments, the indoor unit is a ceiling-mounted indoor unit.

The air conditioner provided by the utility model has the characteristics of wide engineering installation applicability and convenience in after-sales maintenance.

In a third aspect, as shown in fig. 5, the present utility model provides a ceiling structure, including a ceiling panel 16, where the ceiling panel 16 is provided with an installation opening for installing the indoor unit; the ceiling panel 16 is further provided with an air return opening 18 communicating with the air inlet 11 at a position away from the mounting opening. The suspended ceiling air return is adopted, so that air mixing of an air return opening 18 and an air outlet 12 of the indoor unit is avoided, the indoor circulating air quality is improved, and the efficiency is improved.

In some embodiments, the return air inlet 18 is provided with a return air grille 17.

In an alternative embodiment of the utility model, the indoor unit adopts a structure with air inlet at the bottom and air outlet at the periphery, indoor air enters the shell 1 above the suspended ceiling, air after heat exchange of the air outlet 12 does not influence air flow of the air inlet 11, and the suspended ceiling air inlet grille is installed and can be flexibly distributed according to houses with different functions.

It should be noted that, the indoor unit of the present utility model may be hidden on the ceiling panel 16, and the ceiling panel 16 may be flexibly provided with the return air grille 17, so as to facilitate indoor air circulation, and avoid the defect that the air outlet and the air inlet are mixed in the middle of the bottom surface.

According to the air conditioner disclosed by the utility model, the centrifugal fan blades 6 are adopted, indoor air enters a suspended ceiling through the suspended ceiling air inlet grille, and flows downwards through the heat exchanger 2 from top to bottom in the indoor unit after passing through the peripheral air inlets 11 and the filter screen 9, clean air flow exchanges heat with the heat exchanger 2, condensed water generated by refrigeration can drop into the water receiving disc 3 and can be discharged through the water pump 4, the air subjected to heat exchange passes through the air duct 7 through the centrifugal fan blades 6 and then flows into the room through the peripheral air outlets 12 on the bottom, the air flow outflow angle of the air outlets 12 can be adjusted through the air deflectors, and each air deflector can be adjusted by 0-180 degrees, so that the comfort is improved. Compared with the traditional ceiling type air conditioner, the heat exchanger 2 is vertically arranged, so that the height of the heat exchanger 2 can be greatly increased to ensure heat exchange capacity, the heat exchanger 2 is horizontally arranged, the thickness of a unit is greatly reduced, airflow flows into the heat exchanger 2 in parallel with fins, the ventilation is good, the heat exchange efficiency is high, and the installation of a common household building can be met. The heat exchanger 2 is positioned at the air inlet 11, so that the air quantity loss of the air outlet 12 is reduced, and the noise can be reduced.

Here, first, the "inward" is a direction toward the center of the accommodating space, and the "outward" is a direction away from the center of the accommodating space.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1 are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (12)

1. An indoor unit comprises a shell and a heat exchanger arranged in the shell, and is characterized in that an air inlet and an air outlet are respectively formed in different side surfaces of the shell; the heat exchanger is horizontally arranged and is installed close to the air inlet;

the air inlet is detachably provided with a filter assembly;

the filter component is arranged on the shell in a sliding way through a sliding groove mechanism.

2. The indoor unit of claim 1, wherein the air inlet is located at a side or top surface of the housing; the air outlet is positioned on the bottom surface of the shell.

3. The indoor unit of claim 2, wherein the number of air outlets is four, and the air outlets are symmetrically arranged around the bottom of the casing.

4. The indoor unit of claim 2, wherein the air outlet is provided with an air deflector capable of adjusting an air flow angle of the air outlet.

5. The indoor unit of claim 1, wherein when the air inlet is provided at a side of the casing, the casing bottom is provided with a screen replacement port corresponding to the position of the filter assembly.

6. The indoor unit of claim 1, wherein the filter assembly is a filter screen or a high efficiency dehumidifying dust removing filter screen.

7. The indoor unit of claim 1, further comprising a motor drivingly connected to the centrifugal fan, wherein a motor service opening is provided in the bottom of the housing, and wherein the motor is mounted adjacent to the motor service opening.

8. The indoor unit of claim 1, further comprising a water pump and a water pan, wherein the water pan is disposed below the heat exchanger, and wherein the water pump is connected to the water pan via a pipe.

9. An air conditioner comprising the indoor unit according to any one of claims 1 to 8.

10. The air conditioner of claim 9, wherein the indoor unit is a ceiling-mounted indoor unit.

11. A suspended ceiling structure, comprising a suspended ceiling panel, wherein the suspended ceiling panel is provided with a mounting opening for mounting the indoor unit according to any one of claims 1-8; the position of the suspended ceiling panel away from the mounting port is also provided with an air return port communicated with the air inlet.

12. The suspended ceiling structure of claim 11, wherein the return air inlet is provided with a return air grille.

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