CN214249833U

CN214249833U - Air heat exchange device and air conditioning unit

Info

Publication number: CN214249833U
Application number: CN202023224071.XU
Authority: CN
Inventors: 冯涛; 武连发; 焦华超; 黄业祥; 徐亚平
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-21
Anticipated expiration: 2030-12-28

Abstract

The utility model provides an air heat transfer device and air conditioning unit. The air heat exchange device comprises a main shell and a wind power component, wherein an air opening is formed in the main shell, and the wind power component is arranged in the main shell. The wind power part comprises an axial flow fan blade and a motor, the axial flow fan blade is rotatably arranged in the main shell, a driven belt wheel is arranged on a rotating shaft of the axial flow fan blade, the motor is arranged in the circumferential direction of the axial flow fan blade, the rotating shaft of the motor is in driving connection with a driving belt wheel, and the driving belt wheel is connected with the driven belt wheel through a driving belt. Use the technical scheme of the utility model, through the drive structure that driving pulley, driven pulley and driving band are connected, can be so that the motor is installed on the circumferential direction of axial fan blade to reduce the axial fan's that axial fan blade and motor are constituteed axial dimension, thereby be favorable to air heat transfer device's miniaturization, solve among the prior art interior machine or outer machine and cause the technical problem that the size is difficult to reduce owing to adopt axial fan.

Description

Air heat exchange device and air conditioning unit

Technical Field

The utility model relates to an air conditioning equipment technical field particularly, relates to an air heat transfer device and air conditioning unit.

Background

The multi-split air conditioner is well known for energy conservation, intelligent adjustment and accurate temperature control, has high automation degree, flexible use and convenient management, and is mainly concentrated in large, medium and small office buildings and has larger application. In some multi-split air conditioning units, in order to reduce the size of the indoor unit or the outdoor unit, the axial flow fan is arranged obliquely.

However, in actual installation and use, even if the axial flow fan is obliquely arranged, the axial size of the motor of the axial flow fan is still relatively large, and the effect of reducing the volume of the inner unit or the outer unit is relatively limited.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an air heat transfer device and air conditioning unit to solve among the prior art inner unit or outer machine and cause the technical problem that the size is difficult to reduce owing to adopt axial fan.

The utility model provides an air heat transfer device, include: the main shell is provided with an air port; a wind power component disposed within the main housing, the wind power component comprising: the axial flow fan blade is rotatably arranged in the main shell, and a rotating shaft of the axial flow fan blade is provided with a driven belt wheel; the motor is installed in the circumferential direction of the axial flow fan blade, a rotating shaft of the motor is in driving connection with the driving belt wheel, and the driving belt wheel is connected with the driven belt wheel through a driving belt.

In one embodiment, the wind power component further comprises a gear assembly drivingly mounted between the shaft of the motor and the drive pulley.

In one embodiment, the gear transmission assembly comprises a first bevel gear and a second bevel gear, the first bevel gear is installed on a rotating shaft of the motor, the second bevel gear is installed on the driven pulley, the rotating shaft of the motor drives the driven pulley to rotate through the matching of the first bevel gear and the second bevel gear, and the rotating shaft of the motor is arranged at an angle relative to the rotating shaft of the axial flow fan blade.

In one embodiment, the number of the axial flow fan blades is multiple, the rotating shafts of the axial flow fan blades are parallel to each other, and the driven belt pulleys mounted on the rotating shafts of two adjacent axial flow fan blades are connected through a synchronous belt.

In one embodiment, the main shell is provided with a main air return inlet, an air outlet and an auxiliary air return inlet which can be opened and closed; the air heat exchange device further comprises a heat exchanger, wherein the heat exchanger is arranged in the main shell and used for exchanging heat with air entering the main shell.

In one embodiment, the primary air return opening and the air outlet opening are located on a first side of the main housing, and the secondary air return opening is located on a second side of the main housing, the second side of the main housing being opposite the first side of the main housing.

In one embodiment, the heat exchanger is bent and is set up in the main casing body, including the first section of bending and the second section of bending that are connected, the first side of the main casing body is bent and is set up, including the first face of bending and the second face of bending that are connected, be formed with the main return air inlet on the first face of bending, be formed with the air outlet on the second face of bending, the main return air inlet is corresponding with the first section of bending, the air outlet is corresponding with the second section of bending, the air outlet is located the upside of main return air inlet, the second face of bending upwards slopes so that the air-out direction of air outlet is for the horizontal direction up.

In one embodiment, the wind power component is mounted at the air outlet.

In one embodiment, the first bending surface is inclined downward such that the return air direction of the main return air inlet is downward with respect to the horizontal direction.

In one embodiment, the second side of the main casing is bent and arranged and comprises a third bending surface and a fourth bending surface which are connected, the fourth bending surface is located on the upper side of the third bending surface, the third bending surface is inclined upwards to bend the airflow entering from the main air return opening upwards, the auxiliary air return opening is located on the fourth bending surface, and the fourth bending surface is arranged in the vertical direction.

In one embodiment, a partition is disposed between the first bending surface and the second bending surface, and the partition is used for preventing short circuit of the airflow from the main air return inlet to the air outlet.

The utility model also provides an air conditioning unit, including host computer device and the air heat transfer device who links to each other with the host computer device, air heat transfer device is foretell air heat transfer device.

In the above embodiment, the driving structure connected by the driving pulley, the driven pulley and the driving belt can enable the motor to be installed on the circumferential direction of the axial flow fan blade, so that the axial size of the axial flow fan formed by the axial flow fan blade and the motor is reduced, miniaturization of the air heat exchange device is facilitated, and the technical problem that the size of an internal machine or an external machine is difficult to reduce due to the adoption of the axial flow fan in the prior art is solved.

Drawings

The accompanying drawings, which form a part hereof, 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 without undue limitation. In the drawings:

FIG. 1 is a schematic cross-sectional view of an embodiment of an air heat exchange device according to the present invention;

fig. 2 is a schematic perspective view of an air heat exchanger according to the present invention, and a left-view schematic view and a right-view schematic view thereof.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.

Fig. 1 and 2 show an embodiment of the air heat exchange device of the present invention, which comprises a main housing 10 and a wind power component 30, wherein the main housing 10 is provided with an air opening, and the wind power component 30 is disposed in the main housing. The wind power component 30 comprises an axial flow fan blade 31 and a motor 33, the axial flow fan blade 31 is rotatably installed in the main shell, a driven pulley 32 is installed on a rotating shaft of the axial flow fan blade 31, the motor 33 is installed in the circumferential direction of the axial flow fan blade 31, the rotating shaft of the motor 33 is in driving connection with a driving pulley 34, and the driving pulley 34 is connected with the driven pulley 32 through a driving belt 35.

Use the technical scheme of the utility model, through the drive structure that driving pulley 34, driven pulley 32 and driving band 35 are connected, can be so that motor 33 installs on axial fan blade 31's the circumferential direction to reduce axial fan's that axial fan blade 31 and motor 33 constitute axial fan's axial dimensions, thereby be favorable to air heat transfer device's miniaturization, solve among the prior art interior machine or outer machine and cause the technical problem that the size is difficult to reduce owing to adopt axial fan.

Optionally, in the technical solution of the present embodiment, the wind power component 30 further includes a gear transmission assembly, and the gear transmission assembly is drivingly installed between the rotating shaft of the motor 33 and the driving pulley 34. Preferably, in the solution of this embodiment, the gear transmission assembly includes a first bevel gear 36 and a second bevel gear 37, the first bevel gear 36 is installed on the rotating shaft of the motor 33, and the second bevel gear 37 is installed on the driven pulley 32. The rotating shaft of the motor 33 drives the driven pulley 32 to rotate through the matching of the first bevel gear 36 and the second bevel gear 37, so that the rotating shaft of the motor 33 is arranged at an angle relative to the rotating shaft of the axial flow fan blade 31. Thus, in the technical solution of the present embodiment, as shown in fig. 1, the motor 33 can be installed along the vertical direction, and the axial-flow fan blade 31 is installed obliquely with respect to the vertical direction, so as to more effectively utilize the installation space in the main housing 10.

Preferably, as shown in fig. 1, the number of the axial flow fan blades 31 is multiple, the rotating shafts of the axial flow fan blades 31 are parallel to each other, and the driven pulleys 32 mounted on the rotating shafts of two adjacent axial flow fan blades 31 are connected through a synchronous belt 38. Through the simultaneous operation of a plurality of axial fan blades 31, the air current circulation efficiency can be improved.

As shown in fig. 1 and fig. 2, in the solution of the present embodiment, the air inlet includes a main air return opening 11 opened on the main casing 10, an air outlet 12, and an auxiliary air return opening 13 capable of being opened and closed. The air heat exchange device further comprises a heat exchanger 20, and the heat exchanger 20 is arranged in the main housing 10 and used for exchanging heat with air entering the main housing 10. Use the technical scheme of the utility model, except main return air inlet 11, but still set up the vice return air inlet 13 that the switching set up on main casing body 10, when air heat transfer device needs further reinforcing heat transfer effect, can open vice return air inlet 13 and increase the intake to satisfy the heat transfer needs.

It should be noted that, in the technical scheme of the utility model, vice return air inlet 13 can also link to each other with the new tuber pipe, makes the utility model discloses an air heat transfer device uses as new fan.

Preferably, in the technical scheme of this embodiment, all be provided with filter equipment on main return air inlet 11 and the vice return air inlet 13 to effectively filter the air that gets into in the main casing body 10, let the air-out cleaner.

As shown in fig. 1 and 2, it is more preferable that in the solution of the present embodiment, the main air return opening 11 and the air outlet opening 12 are located on a first side of the main casing 10, the secondary air return opening 13 is located on a second side of the main casing 10, and the second side of the main casing 10 is opposite to the first side of the main casing 10. Through setting up vice return air inlet 13 in the second side with main casing body 10 that main casing body 10's first side is relative, can carry out the return air to the position of difference, the return air effect is better on the one hand, and on the other hand also can be better to indoor air heat transfer effect, makes room temperature change effect better obvious.

Optionally, in the solution of the present embodiment, as shown in fig. 1, the heat exchanger 20 is disposed inside the main housing 10 in a bent manner, and includes a first bent section 21 and a second bent section 22 connected to each other. By bending the heat exchanger 20 in the main housing 10, the space occupation of the heat exchanger 20 in the main housing 10 can be reduced, which is beneficial to the miniaturization of the air heat exchange device.

As shown in fig. 1, optionally, in the technical solution of this embodiment, the first side of the main housing 10 is bent and disposed, and includes a first bending surface a and a second bending surface b that are connected to each other, a main air return opening 11 is formed on the first bending surface a, an air outlet 12 is formed on the second bending surface b, the main air return opening 11 corresponds to the first bending section 21, and the air outlet 12 corresponds to the second bending section 22. Through the structural arrangement, the return air and the outlet air are more targeted relative to the bent heat exchanger 20, and the airflow can be more directly acted on the heat exchanger 20.

Still need to explain, in the technical scheme of the utility model, adopt foretell wind-force part's structural style, also for setting up the form and the heat exchanger structure more matches with this wind gap to be favorable to further reducing air heat transfer device's whole volume.

Preferably, in the technical solution of this embodiment, the air outlet 12 is located on the upper side of the main air return opening 11, and the second bending surface b is inclined upward so that the air outlet direction of the air outlet 12 is upward relative to the horizontal direction. It should be noted that, if air heat transfer device uses indoor, then can blow out air conditioning for the horizontal direction up, avoid air conditioning to blow directly, utilize the settlement effect of air conditioning, let the refrigeration more even. If the air heat exchange device is applied outdoors and meets the rain, the rain can be blown off by utilizing the air outlet, so that the excessive rain is prevented from entering the main shell 10. More preferably, the first bending surface a is inclined downwards so that the return air direction of the main return air inlet 11 is downward relative to the horizontal direction, if the air heat exchange device is applied indoors, the air can be returned in a manner of being matched with the arrangement mode of the air outlet 12, and the air circulation is facilitated; if the air heat exchange device is applied outdoors, the main air return opening 11 can be prevented from absorbing rainwater in rainy days.

More preferably, by installing the wind power component 30 at the wind outlet 12, the wind speed to the wind outlet 12 can be increased, so that rainwater can be blown off more easily, and excessive rainwater can be prevented from entering the main housing 10.

As a more preferred embodiment, as shown in fig. 1 and 2, the second side of the main housing 10 is bent and includes a third bent surface c and a fourth bent surface d connected to each other, and the fourth bent surface d is located on the upper side of the third bent surface c. The third bending surface C is inclined upward to bend the air flow entering the main air return opening 11 upward, thereby facilitating the air flow to pass through the bent heat exchanger 20 in the main casing 10, as shown in fig. 1, the air flow entering the main air return opening 11 passes through the heat exchanger 20 in a C-shape.

As shown in fig. 2, in the technical scheme of this embodiment, the auxiliary air return opening 13 is located on the fourth bending surface d, the fourth bending surface d is arranged along the vertical direction, and the auxiliary air return opening 13 is more opposite to the air outlet 12, which is beneficial to enhancing the heat exchange effect of the heat exchanger 20.

As a preferred embodiment, as shown in fig. 1, a partition e is provided between the first bending surface a and the second bending surface b. The partition e functions to prevent short-circuiting of the air flow from the main return air inlet 11 to the air outlet 12.

As shown in fig. 2, in the solution of the present embodiment, the secondary air return opening 13 includes an opening body 131 and a damper 132 movably installed at the opening body 131, and the secondary air return opening 13 includes a closed state where the damper 132 moves the opening body 131 and an open state avoiding the opening body 131. When the auxiliary air return opening 13 needs to be closed, the auxiliary air return opening 13 is operated to be in a closed state; when the auxiliary air return opening 13 needs to be opened, the auxiliary air return opening 13 is operated to be in an opening state.

The utility model also provides an air conditioning unit, this air conditioning unit include the host computer device and the air heat transfer device who links to each other with the host computer device, and air heat transfer device is foretell air heat transfer device. By adopting the air heat exchange device, the energy efficiency of the air conditioning unit can be improved.

The technical scheme of the utility model be different from the structure of air conditioning unit in the past, compare in the unit that traditional fresh air unit and traditional indoor set, off-premises station cooperation were used, the technical scheme of the utility model divide an air conditioning unit for the three for the volume of each part can reduce relatively, and then realizes air conditioning unit's portable installation and hidden installation easily. And simultaneously, adopt the technical scheme of the utility model two functional modules of only making, host computer device and air heat transfer device promptly, air heat transfer device both can be put and both can be put outdoor when the off-premises station uses, can put indoor when the indoor set again, and the equipment of air conditioning unit just can be realized to a host computer device and two air heat transfer device phase-matchs. When the air conditioning units with different powers are required to be selected for different use places, the refrigerating or heating requirements can be met only by adjusting the number of the air heat exchange devices and the number of the host devices.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention. 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

1. An air heat exchange device, comprising:

the air conditioner comprises a main shell (10), wherein an air port is formed in the main shell (10);

a wind power component (30) disposed within the main housing, the wind power component (30) comprising:

the axial flow fan blade (31) is rotatably arranged in the main shell, and a rotating shaft of the axial flow fan blade (31) is provided with a driven belt wheel (32);

the motor (33) is installed on the circumferential direction of the axial flow fan blade (31), a rotating shaft of the motor (33) is in driving connection with the driving belt wheel (34), and the driving belt wheel (34) is connected with the driven belt wheel (32) through a driving belt (35).

2. The air heat exchanger arrangement according to claim 1, wherein the wind power unit (30) further comprises a gear assembly drivingly mounted between the shaft of the motor (33) and the drive pulley (34).

3. The air heat exchange device according to claim 2, wherein the gear transmission assembly comprises a first bevel gear (36) and a second bevel gear (37), the first bevel gear (36) is mounted on a rotating shaft of the motor (33), the second bevel gear (37) is mounted on the driven pulley (32), and the rotating shaft of the motor (33) drives the driven pulley (32) to rotate through cooperation of the first bevel gear (36) and the second bevel gear (37), so that the rotating shaft of the motor (33) is arranged at an angle relative to the rotating shaft of the axial-flow fan blade (31).

4. The air heat exchange device according to claim 1, wherein the number of the axial flow fan blades (31) is multiple, the rotating shafts of the axial flow fan blades (31) are parallel to each other, and driven belt wheels (32) mounted on the rotating shafts of two adjacent axial flow fan blades (31) are connected through a synchronous belt (38).

5. The air heat exchange device according to claim 3, wherein the air inlet comprises a main air return inlet (11) and an air outlet (12) which are arranged on the main shell (10), and an auxiliary air return inlet (13) which can be opened and closed;

the air heat exchange device further comprises a heat exchanger (20), wherein the heat exchanger (20) is arranged in the main shell (10) and used for exchanging heat with air entering the main shell (10).

6. The air heat exchanger according to claim 5, wherein the primary air return opening (11) and the air outlet opening (12) are located on a first side of the main housing (10), and the secondary air return opening (13) is located on a second side of the main housing (10), the second side of the main housing (10) being opposite to the first side of the main housing (10).

7. The air heat exchange device according to claim 6, wherein the heat exchanger (20) is arranged in the main shell (10) in a bent manner and comprises a first bent section (21) and a second bent section (22) which are connected, the first side of the main shell (10) is bent and arranged and comprises a first bending surface (a) and a second bending surface (b) which are connected, the first bending surface (a) is provided with the main air return opening (11), the second bending surface (b) is provided with the air outlet (12), the main air return opening (11) corresponds to the first bending section (21), the air outlet (12) corresponds to the second bending section (22), the air outlet (12) is located on the upper side of the main air return inlet (11), and the second bending surface (b) is inclined upwards so that the air outlet direction of the air outlet (12) is upward relative to the horizontal direction.

8. Air heat exchanger device according to claim 7, wherein said wind power member (30) is mounted at said outlet mouth (12).

9. The air heat exchanger according to claim 7, wherein the first bending surface (a) is inclined downward so that a return direction of the main return air inlet (11) is downward with respect to a horizontal direction.

10. The air heat exchange device according to claim 7, wherein the second side of the main housing (10) is bent and includes a third bent surface (c) and a fourth bent surface (d) connected to each other, the fourth bent surface (d) is located on the upper side of the third bent surface (c), the third bent surface (c) is inclined upward to bend the air flow entering from the main air return opening (11) upward, the auxiliary air return opening (13) is located on the fourth bent surface (d), and the fourth bent surface (d) is vertically arranged.

11. The air heat exchange device according to claim 10, wherein a partition (e) is disposed between the first bending surface (a) and the second bending surface (b), and the partition (e) is used for preventing short circuit of the air flow from the main air return opening (11) to the air outlet opening (12).

12. An air conditioning assembly comprising a host unit and an air heat exchange unit connected to the host unit, wherein the air heat exchange unit is as claimed in any one of claims 1 to 11.