CN213747039U

CN213747039U - Wall-mounted unit and air conditioner

Info

Publication number: CN213747039U
Application number: CN202022590688.7U
Authority: CN
Inventors: 郑轩城; 赵霆; 李智博; 张波; 郑本雄
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-20
Anticipated expiration: 2030-11-10

Abstract

The application relates to the technical field of air conditioning devices, in particular to a wall hanging machine and an air conditioner comprising the wall hanging machine. The wall hanging machine comprises a shell and an air channel formed in the shell, a heat exchanger and a centrifugal fan are arranged in the air channel, a first air inlet and a second air inlet are respectively formed in two ends of the first direction of the shell, a first air outlet and a second air outlet are respectively formed in two ends of the second direction of the shell, and the centrifugal fan is used for driving air flow to enter the air channel through the first air inlet and/or the second air inlet and penetrate through the heat exchanger and then be discharged through the first air outlet and/or the second air outlet. The technical scheme provides a feasible scheme of a wall-mounted air conditioner with upper and lower air outlets and a brand new wall-mounted mode; through centrifugal fan's siphon effect, the air intake of seting up in the first direction and the ascending air outlet of second side are cooperated, can realize different air-out forms.

Description

Wall-mounted unit and air conditioner

Technical Field

The application relates to the technical field of air conditioning devices, in particular to a wall hanging machine and an air conditioner comprising the wall hanging machine.

Background

Most of indoor wall-mounted units of air conditioners in the market at present adopt cross-flow fans, and because the indoor wall-mounted units in China are mostly bedrooms with small space, and the characteristic of high air flow pressure generated by cross-flow fan blades easily causes hard wind sensation and strong human body blowing sensation. Meanwhile, the characteristic of small flow of the cross-flow fan blade can cause low heat exchange efficiency.

In the prior art, axial flow fans are also adopted in part of wall-mounted air conditioners, but the existing wall-mounted air conditioner indoor unit is often only provided with one air outlet, the air supply range and the performance are limited, and the various living requirements of users cannot be met; for example, the air cannot be blown out from the upper end during refrigeration, and the indoor refrigeration effect is not good; the air is not blown out from the lower end well during heating, so that the indoor heating effect is not good. Even the wall hanging machine using the axial flow fan blade has extremely large thickness and size and is not favored by the market; the air inlet, the air outlet and the fan of the traditional wall-mounted air conditioner are only one, and the comfort cannot obtain the optimal effect no matter the air conditioner heats or cools air from one air outlet, and the air inlet is only one, so that the air inlet area is limited, the air inlet amount cannot be further increased, the heat exchange efficiency is increased, and the comfortable effect of 'up-down air outlet' cannot be realized.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem who solves does: because the air outlet of the wall-mounted air conditioner indoor unit in the prior art is fixed, air cannot be discharged at different positions according to the requirements of a human body, the indoor refrigerating effect and heating effect are poor, and the comfort level of a user is influenced; and the cross-flow fan blade has strong blowing sense, small flow, low comfort level and heat exchange efficiency, small air intake, incapability of further improving the heat exchange efficiency and low comfort level of the air conditioner. In order to solve the above technical problem, the present application provides a wall-mounted unit and an air conditioner including the same.

In order to achieve the above objective and in accordance with one aspect of the present technology, an embodiment of the present invention provides a wall-mounted unit.

According to the embodiment of the utility model provides a wall hanging machine of first aspect, it includes the casing and is formed in wind channel in the casing, be provided with heat exchanger and centrifugal fan in the wind channel first air intake and second air intake have been seted up respectively to the both ends of the first direction of casing first air outlet and second air outlet have been seted up respectively to the both ends of casing second direction, centrifugal fan is used for driving the air current by first air intake and/or the second air intake gets into the wind channel passes behind the heat exchanger by first air outlet and/or second air outlet are discharged.

Further, in the wall-mounted machine, the first direction is perpendicular to the second direction.

Further, in the wall-mounted unit, a volute is sleeved around the fan blade of the centrifugal fan, and the volute is provided with a first outlet facing the first air outlet and a second outlet facing the second air outlet.

Further, in the wall hanging machine, the inner contour of the volute is of a central symmetry structure, and the first outlet and the second outlet are arranged in a central symmetry mode.

Furthermore, in the wall-mounted unit, a support frame is arranged in the shell and comprises a framework, a water pan and the heat exchanger, the shell and the water pan are fixed on the framework, and the heat exchanger is connected with the framework and the water pan simultaneously.

Further, in the wall-mounted unit, the centrifugal fan is fixed on the support frame through a flow guiding ring, and the volute is fixed on the flow guiding ring under the condition that the volute is sleeved around the fan blade of the centrifugal fan.

Furthermore, in the wall-mounted unit, the volute casing is provided with a plurality of positioning holes and a plurality of fixing holes, the guiding ring is provided with a plurality of positioning columns matched with the positioning holes, and the fixing holes are used for being matched with screws to fix the volute casing on the guiding ring.

Further, in the wall hanging machine, the casing includes a front panel and a rear cover, and the front panel and the rear cover are both detachably connected to the support frame.

Further, in the wall hanging machine, a first air deflector is arranged at the first air outlet, and a second air deflector is arranged at the second air outlet.

Further, in the wall-mounted unit, the entire structure of the wall-mounted unit is square or cylindrical.

In order to achieve the above object, according to a second aspect of the present invention, an air conditioner is also provided.

According to the embodiment of the utility model provides an air conditioner of second aspect includes the utility model provides a wall-hung aircraft that the first aspect provided.

The technical scheme provides a feasible scheme of a wall-mounted air conditioner with upper and lower air outlets and a brand new wall-mounted mode; through centrifugal fan's siphon effect, the air intake of seting up in the first direction and the ascending air outlet of second side are cooperated, can realize different air-out forms.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:

fig. 1 is a schematic view of an overall appearance structure of a wall-mounted unit according to an embodiment of the present invention;

fig. 2 is a schematic view of an operating state of the wall-mounted unit according to an embodiment of the present invention;

fig. 3 is a first explosion structure diagram of a wall-mounted unit according to an embodiment of the present invention;

fig. 4 is a second explosion structure diagram of the wall-mounted unit according to the embodiment of the present invention;

fig. 5 is an external structure view of a volute casing in a wall-mounted machine according to an embodiment of the present invention;

fig. 6 is an internal structure view of a volute casing in a wall-mounted machine according to an embodiment of the present invention;

fig. 7 is a third diagram of an explosion structure of a wall-mounted unit according to an embodiment of the present invention;

fig. 8 is an assembly structure view of the support frame in the wall-mounted machine according to the embodiment of the present invention;

FIG. 9 is a left side view of FIG. 8;

fig. 10 is an assembly structure view of a support frame and a fan in a wall-mounted unit according to an embodiment of the present invention;

FIG. 11 is a left side view of FIG. 10;

fig. 12 is an assembly structure diagram of the support frame, the fan and the volute in the wall-mounted unit according to the embodiment of the present invention; and

fig. 13 is a left side view of fig. 12.

In the figure:

1. a heat exchanger; 2. a centrifugal fan; 3. a first air inlet; 4. a second air inlet; 5. a first air outlet; 6. a second air outlet; 7. a volute; 8. a first outlet; 9. a second outlet; 10. a framework; 11. a water pan; 12. a flow guide ring; 13. positioning holes; 14. a fixing hole; 15. a positioning column; 16. a front panel; 17. a rear cover; 18. a top cover; 19. a bottom cover; 20. a first grid; 21. a first air deflector; 22. a second grid; 23. a second air deflector; 24. and a water outlet.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It is noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application and the above-described drawings are intended to cover non-exclusive inclusions, such that a system, product or apparatus that comprises a list of elements is not necessarily limited to those elements explicitly listed, but may include other elements not expressly listed or inherent to such product or apparatus.

In this application, the terms "upper", "lower", "inner", "middle", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in fig. 1-4, the embodiment of the present invention provides a wall hanging machine, which comprises a housing and an air duct, wherein the air duct is formed inside the housing, a heat exchanger 1 and a centrifugal fan 2 are disposed in the air duct, a first air inlet 3 and a second air inlet 4 are respectively disposed at two ends of a first direction of the housing, a first air outlet 5 and a second air outlet 6 are respectively disposed at two ends of a second direction of the housing, and the centrifugal fan 2 is used for driving an air flow to enter the air duct from the first air inlet 3 and/or the second air inlet 4, and the air flow is discharged from the first air outlet 5 and/or the second air outlet 6 after passing through the heat exchanger 1. In this embodiment, as shown in fig. 2, the air flow is absorbed by the suction force of the centrifugal fan 2 and enters the air duct inside the whole system from the air inlet in the first direction of the wall-hanging machine, and after the air flow is heated or cooled by the heat exchanger 1, the air flow is guided to the air outlet in the second direction by the centrifugal action of the centrifugal fan 2, so that air is discharged in the second direction. When the second direction is vertical direction, then can realize the upper and lower both ends air-out from the hanging machine, when the second direction is the horizontal direction, then can realize the both ends air-out about from the hanging machine. The centrifugal fan 2 is adopted on the wall-mounted unit, so that the overall appearance is similar to square, the structure is small and exquisite, the air quantity is more sufficient, and the space occupancy rate is lower.

In some embodiments, as shown in fig. 1 and 2, the first direction is perpendicular to the second direction, which may reduce interference between the inlet air and the outlet air. The first direction is preferably the horizontal direction, and the second direction is preferably vertical direction, just so can realize from the air inlet of the left and right sides of hanging machine, from the upper and lower both sides air-out of hanging machine. Of course, the first direction can also be set to be the horizontal direction, and the second direction is set to be the vertical direction, just so can realize from the upper and lower both sides air inlet of hanging machine, from the left and right sides air-out of hanging machine.

In some embodiments, in order to achieve the airflow guiding effect, as shown in fig. 3 to 6, a volute 7 is sleeved around the fan blade of the centrifugal fan 2, and the volute 7 has a first outlet 8 facing the first air outlet 5 and a second outlet 9 facing the second air outlet 6. The air flow in the air duct is guided to the inner wall of the volute 7 through the centrifugal action of the centrifugal fan 2, is exhausted from the first outlet 8 and the second outlet 9 through the guide action of the inner wall of the volute 7, and is exhausted out of the wall-mounted unit through the first air outlet 5 and the second air outlet 6.

In some embodiments, as shown in fig. 5 and 6, the inner contour of the spiral casing 7 is a central symmetric structure, and the first outlet 8 and the second outlet 9 are arranged in a central symmetric manner, that is, in the drawings, after the structure rotates 180 ° around a symmetric central point, the structure coincides with the structure itself, and the structural design can form a profile of the guide spiral casing 7 inside the spiral casing 7, so that the uniform air outlet of the first outlet 8 and the second outlet 9 can be effectively ensured, the sound quality can be effectively improved, and the noise can be reduced.

On the basis of the above embodiment, a support frame is arranged in the casing and used for forming a main body support structure of the wall-mounted unit, as shown in fig. 8 and 9, the support frame includes a framework 10, a water pan 11 and the heat exchanger 1, the casing and the water pan 11 are both fixed on the framework 10, and the heat exchanger 1 is connected with the framework 10 and the water pan 11 at the same time. The framework 10 is assembled and fixed with the left side and the right side of the heat exchanger 1 through screws, and the framework 10 is directly matched with the water pan 11, so that the water pan 11 also plays a supporting role. The casing is provided with a water outlet 24 communicated with the water receiving tray 11 and used for discharging condensed water in the water receiving tray 11.

On the basis of the above embodiment, as shown in fig. 10 and 11, the centrifugal fan 2 is fixed on the support frame through the flow guide ring 12, a volute 7 is sleeved around the fan blade of the centrifugal fan 2, and the volute 7 is fixed on the flow guide ring 12. The positions where the guide ring 12 and the heat exchanger 1 interfere with each other in the assembling process can avoid the pipeline of the heat exchanger 1 through the sawtooth structure. Specifically, a plurality of positioning holes 13 and a plurality of fixing holes 14 are formed in the volute casing 7, a plurality of positioning columns 15 matched with the positioning holes 13 are arranged on the flow guide ring 12, the fixing holes 14 are used for being matched with screws to fix the volute casing 7 on the flow guide ring 12, the positioning columns 15 and the positioning holes 13 are matched to play a role in positioning and supporting, and positioning and installation can be easily achieved during assembly. Optionally, as shown in fig. 12 and 13, the baffle ring 12 and the volute casing 7 are positioned at four positions, namely, the upper left position, the upper right position, the lower left position and the lower right position, by positioning posts 15 and are fixed by screws.

On the basis of the above embodiment, as shown in fig. 1-4, the housing of the wall-mounted unit comprises a front panel 16 and a rear cover 17, and both the front panel 16 and the rear cover 17 are detachably connected to the support frame. Preferably, the front panel 16 passes through screw fixed connection with support piece, and the back lid 17 passes through buckle structure assembly with the support frame, and through dismantling the screw that the 16 parts of front panel and support frame are fixed, can dismantle the front panel 16, through dismantling buckle structure, can conveniently take off the back lid 17 from the support frame, through dismantling the screw that is connected with water conservancy diversion circle 12 in addition, can directly dismantle spiral case 7, through above several steps, user and maintenance person can conveniently wash structures such as heat exchanger 1 and centrifugal fan 2.

In the above embodiment, as shown in fig. 7, a first grille 20 and a first air deflector 21 are disposed at the first air outlet 5, and a second grille 22 and a second air deflector 23 are disposed at the second air outlet 6. The grille and the air deflector form a wind sweeping component, the first air outlet 5 can be closed or opened and the air outlet direction of the first air outlet 5 can be adjusted through the first air deflector 21, and the second air outlet 6 can be closed or opened and the air outlet direction of the second air outlet 6 can be adjusted through the second air deflector 23. For example, when the first air outlet 5 is located above and the second air outlet 6 is located below, in the heating mode, the first air outlet 5 may be selectively closed, and hot air is blown out downward through the second air outlet 6, in the cooling mode, the second air outlet 6 may be selectively closed, and cold air is blown out upward through the first air outlet 5, and certainly, in both the two operation modes, the first air outlet 5 and the second air outlet 6 may be simultaneously opened, and air is blown out upward and downward. Alternatively, the first air deflector 21 is mounted directly at the first outlet 8 of the volute 7 by screws and the second air deflector 23 is mounted directly at the second outlet 9 of the volute 7 by screws.

In some embodiments, the appearance of the wall-mounted unit can be designed to be symmetrical up and down along the horizontal central axis; the wall-mounted unit can be symmetrical left and right along the vertical central axis, and the whole structure of the wall-mounted unit can be square or cylindrical. And the appearance of the frame 10 and the front panel 16 is changed to realize the vertical widening or the horizontal widening, for example, the whole machine can be lengthened in the vertical direction by vertically lengthening the frame 10 and the front panel 16, or the whole machine can be widened by horizontally lengthening the frame 10 and the front panel 16. In addition, the symmetrical arrangement of the volute casing 7, the front panel 16 and the connecting structure in the wall-mounted machine can be fully utilized through the structural design, and the wall-mounted machine with left and right air inlets and upper and lower air outlets can be switched to the wall-mounted machine with the upper and lower air inlets and the left and right air outlets by rotating the volute casing 7 and the front panel 16 by 90 degrees.

As shown in fig. 7, the embodiment of the present invention provides an explosion structure diagram of a wall-mounted unit, a casing of the wall-mounted unit includes a rear cover 17, a top cover 18, a bottom cover 19 and a front panel 16, and the wall-mounted unit further includes a framework 10, a heat exchanger 1, a water pan 11, a flow guiding ring 12, a centrifugal fan 2, a volute 7, a first grid, a first air deflector 21, a second grid and a second air deflector 23. The specific assembly scheme may be: firstly, constructing an arc-shaped or square framework 10 as a main body of the support frame; secondly, as shown in fig. 8 and 9, the heat exchanger 1 is assembled on the water pan 11, the heat exchanger 1 and the water pan 11 are respectively fixed with the framework 10 through screws, and the framework 10, the heat exchanger 1 and the water pan 11 form a support frame of the wall hanging machine in an integral structure; thirdly, as shown in fig. 10 and 11, the guide ring 12 fixed with the centrifugal fan 2 is assembled on the heat exchanger 1 and the water pan 11 through a buckle and a screw; fourthly, as shown in fig. 12 and 13, the volute casing 7 is fixedly arranged on the guide ring 12 through the positioning column 15 and the screw; fifth, the top cover 18, the bottom cover 19, the rear cover 17 and the front panel 16 are assembled to the support frame. The whole assembly process is quick, convenient and simple.

It should be noted that other configurations and operations of the wall hanging machine provided by the embodiments of the present invention are known to those skilled in the art, and reference may be made to the structure of the related devices in the prior art, and the detailed description is not provided herein.

The embodiment of the application also provides an air conditioner which comprises the wall-mounted unit provided by the embodiment of the application. The air conditioner disclosed in the embodiment of the present application includes the wall-mounted unit provided in the above embodiment, and therefore, the air conditioner having the wall-mounted unit also has all the technical effects described above, and details are not repeated herein. Other configurations and operations of the air conditioner will be known to those skilled in the art and will not be described in detail herein.

Some embodiments in this specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a wall hanging machine, its characterized in that, including the casing with be formed in wind channel in the casing, be provided with heat exchanger (1) and centrifugal fan (2) in the wind channel first air intake (3) and second air intake (4) have been seted up respectively to the both ends of casing first direction first air outlet (5) and second air outlet (6) have been seted up respectively to the both ends of casing second direction, centrifugal fan (2) are used for driving the air current by first air intake (3) and/or second air intake (4) get into the wind channel passes behind heat exchanger (1) by first air outlet (5) and/or second air outlet (6) are discharged.

2. The wall hanging machine as claimed in claim 1, wherein the first direction is perpendicular to the second direction.

3. Wall-hanging machine according to claim 1, characterized in that a volute (7) is sleeved around the fan blades of said centrifugal fan (2), said volute (7) having a first outlet (8) facing said first outlet (5) and a second outlet (9) facing said second outlet (6).

4. A wall-mounted unit according to claim 3, characterized in that the inner contour of the volute (7) is of a centrosymmetric structure, and the first outlet (8) and the second outlet (9) are arranged centrosymmetrically.

5. Wall-hanging machine according to claim 1, characterized in that a support frame is provided in said casing, said support frame comprising a skeleton (10), a water pan (11) and said heat exchanger (1), said casing and said water pan (11) being fixed to said skeleton (10), said heat exchanger (1) being connected to both said skeleton (10) and said water pan (11).

6. The wall-mounted unit of claim 5, wherein the centrifugal fan (2) is fixed on the support frame through a flow guiding ring (12), and the volute (7) is fixed on the flow guiding ring (12) under the condition that the volute (7) is sleeved around the fan blade of the centrifugal fan (2).

7. The wall hanging machine according to claim 6, wherein the volute casing (7) is provided with a plurality of positioning holes (13) and a plurality of fixing holes (14), the guiding ring (12) is provided with a plurality of positioning columns (15) matched with the positioning holes (13), and the fixing holes (14) are used for matching screws to fix the volute casing (7) on the guiding ring (12).

8. The wall-mounted unit of claim 5, wherein the housing includes a front panel (16) and a rear cover (17), each of the front panel (16) and the rear cover (17) being removably attached to the support frame.

9. Wall-mounted unit according to claim 5, characterized in that a first air deflector (21) is arranged at the first air outlet (5) and a second air deflector (23) is arranged at the second air outlet (6).

10. The wall hanging machine as claimed in claim 1, wherein the overall structure of the wall hanging machine is square or cylindrical.

11. An air conditioner characterized by comprising the wall-hanging machine as claimed in any one of claims 1 to 10.