CN208059132U

CN208059132U - Package AC plant

Info

Publication number: CN208059132U
Application number: CN201820485172.6U
Authority: CN
Inventors: 陈学彬; 陈国坚; 周俊华; 程超; 田俊; 李雯
Original assignee: Midea Group Co Ltd; Guangdong Midea Refrigeration Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2018-04-04
Filing date: 2018-04-04
Publication date: 2018-11-06
Anticipated expiration: 2028-04-04

Abstract

The utility model discloses a kind of package AC plant, including：Air-conditioner shell；Compressor is set to inside the air-conditioner shell, and the both sides of the compressor constitute lateral area and inside region with the side plate of the air-conditioner shell respectively；And centrifugal blower and axial flow blower, one of which are set in the lateral area, another one is set in the inside region；Wherein, the axial flow blower court deviates from a side air-out of the centrifugal blower.Technical solutions of the utility model increase the Energy Efficiency Ratio of air conditioner while reducing air conditioner size.

Description

Integral air conditioner

Technical Field

The utility model relates to an air conditioner product technical field, in particular to integral air conditioner.

Background

The existing integral air conditioner is applied in large scale, the requirements of people on the size, noise level, simplicity and convenience in installation, attractiveness and the like of the window air conditioner are changed, at present, a vertical compressor is mostly adopted as a compressor part in the window air conditioner, a single axial flow fan for side air outlet is generally adopted on the outdoor side and matched with a single-fold heat exchanger, and a single cross flow fan and matched with a single-fold heat exchanger are generally adopted on the indoor side. The window machine is high in height, low in energy efficiency ratio, small in occupied space, insufficient in attractiveness and not easy to disassemble and assemble. When the requirements on the size of the window air conditioner in the height direction and the energy efficiency ratio are high, the fan combination form is not applicable any more.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an integral air conditioner, the space that aims at solving among the prior art window machine occupies greatly, the lower technical problem of efficiency ratio.

In order to achieve the above object, the present invention provides an integral air conditioner, including:

an air conditioner housing;

the compressor is arranged in the air conditioner shell, and two sides of the compressor respectively form an outer side area and an inner side area with a side plate of the air conditioner shell; and

one of the centrifugal fan and the axial flow fan is arranged in the outer side area, and the other one of the centrifugal fan and the axial flow fan is arranged in the inner side area; wherein,

and the axial flow fan blows air out towards one side deviating from the centrifugal fan.

Preferably, the compressor is a horizontal compressor, the horizontal compressor is disposed inside the air conditioner casing along a width direction of the air conditioner casing, and the outer side region and the inner side region are respectively disposed on two sides of the horizontal compressor along a length direction of the air conditioner casing.

Preferably, the centrifugal fan is a backward centrifugal fan.

Preferably, the rotating shaft direction of the backward centrifugal fan is arranged along the vertical direction, and a first air inlet is formed in the top side plate or the bottom side plate of the region where the backward centrifugal fan is located.

Preferably, the centrifugal fan is a forward centrifugal fan.

Preferably, the forward centrifugal fan comprises a fan shell and a wind wheel arranged in the fan shell, a rotating shaft of the wind wheel is arranged along the width direction of the air conditioner shell, and the fan shell is provided with an air inlet axially arranged towards the wind wheel and an air supply outlet arranged towards the peripheral surface of the wind wheel.

Preferably, the forward centrifugal fan is a double suction fan, and the fan housing is provided with the air inlets at two axial sides of the wind wheel.

Preferably, the number of the axial flow fans is at least two, and the axial flow fans are arranged at intervals along the width direction of the air conditioner shell.

Preferably, the integral air conditioner further comprises a second heat exchanger and a third heat exchanger which are arranged in the area where the axial flow fan is located, and the second heat exchanger and the third heat exchanger are respectively arranged on two sides of the axial flow fan along the width direction of the air conditioner shell.

Preferably, the unitary air conditioner further includes:

the compressor bin is arranged on the bottom side plate of the air conditioner shell and used for containing the compressor, and a noise reduction medium is filled between the compressor bin and the compressor.

The technical proposal of the utility model is that the two sides of the compressor are respectively constructed with the side plate of the air conditioner shell into an outer side area and an inner side area, so that the integral air conditioner has more compact structure and small volume; the arrangement of the axial flow fans at intervals enables the height of the whole machine to be reduced on the premise of ensuring the air quantity, and meanwhile, the pressure loss can be reduced by preferably selecting a plurality of heat exchangers, so that the efficient operation of the axial flow fans is ensured. In addition, the centrifugal fan has strong anti-pressure drop capability, so that the heat exchanger matched with the centrifugal fan is arranged in a flexible mode, and the efficient operation of the fan after air flow passes through the multiple layers of heat exchangers and turns for many times is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of the unitary air conditioner of the present invention;

FIG. 2 is a schematic structural view of an air duct cover plate arranged on the upper side of the backward centrifugal fan in FIG. 1;

FIG. 3 is a schematic structural view of another embodiment of the unitary air conditioner of the present invention;

FIG. 4 is a schematic structural view of another embodiment of the unitary air conditioner of the present invention;

fig. 5 is a schematic structural view of another embodiment of the unitary air conditioner of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				1	Air conditioner casing	11	Outer region
12	Inner region	13	Compressor bin
				14	Bottom side plate	2	Compressor with a compressor housing having a plurality of compressor blades
3	Backward centrifugal fan	31	Air duct cover plate
				311	Air vent	4	Forward centrifugal fan
41	Fan shell	42	Wind wheel
				43	Wind wheel motor	5	Axial flow fan
6	First heat exchanger	7	Second heat exchanger
				8	Third heat exchanger

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an integral air conditioner, in this embodiment, this integral air conditioner is used for the window machine, of course, in other embodiments, this integral air conditioner still can specifically use in other occasions, and this design is not limited to this.

In an embodiment of the present invention, as shown in fig. 1 and 2, the unitary air conditioner includes:

an air conditioner case 1;

the compressor 2 is arranged inside the air conditioner shell 1, and two sides of the compressor 2 and side plates of the air conditioner shell 1 respectively form an outer side area 11 and an inner side area 12; and

a centrifugal fan and an axial fan 5, one of which is disposed in the outer region 11 and the other of which is disposed in the inner region 12; wherein,

axial fan 5 is towards the one side air-out that deviates from centrifugal fan.

It will be appreciated that the outboard zone 11 and inboard zone 12 correspond to the outdoor zone and the indoor zone of the window machine; the two sides of the compressor 2 and the side plates of the air conditioner shell 1 are respectively constructed into an outer side area 11 and an inner side area 12, so that the integral air conditioner is more compact in structure and small in size, the occupied indoor and outdoor spaces of the integral air conditioner are reduced, particularly the occupied indoor space is reduced, the storage and the transportation are convenient, in general, the gravity center of the whole air conditioner is more centered due to the fact that the weight of the compressor 2 is heavier and the vibration is larger in the operation process, and therefore when the air conditioner is installed on a window, the gravity center of the air conditioner is arranged on a wall in the vertical direction, the possibility that an additional supporting structure is needed due to gravity center deviation is reduced, the installation difficulty is reduced, the production cost is reduced, and the installation efficiency is improved; meanwhile, the compressor 2 is installed in the center of the wall, so that the center of gravity of the whole machine is right above the window wall, and the vibration of the compressor 2 can be reduced, and the noise is reduced. In this embodiment, the integral air conditioner further includes a compressor 2 bin 13 disposed on a bottom side plate 14 of the air conditioner housing 1, the compressor bin 13 is configured to accommodate the compressor 2, and a noise reduction medium is filled between the compressor bin 13 and the compressor 2; it can be understood that through locating compressor storehouse 13 on the bottom plate, can protect compressor 2 on the one hand, avoid compressor 2 and heat transfer front and back air direct contact, increase of service life, it has the medium of making an uproar to fall to fill between compressor storehouse 13 and compressor 2 simultaneously, can reduce compressor 2 and generate and reach indoor noise in the operation process.

In addition, it can be understood that the centrifugal fan accelerates the air by using the wind wheel rotating at a high speed, then decelerates and changes the flow direction, so that the kinetic energy is converted into potential energy (pressure), the axial flow fan 5 does not change the flow direction of the air flow, and accelerates the air flow along the axial direction, and the structural dimensions of the centrifugal fan and the axial flow fan are smaller than those of the cross flow fan under the same working power and wind pressure requirements.

The technical proposal of the utility model is that the two sides of the compressor 2 are respectively constructed with the side plate of the air conditioner shell 1 into an outer side area 11 and an inner side area 12, so that the integral air conditioner has more compact structure and small volume; the arrangement of the axial fans 5 at intervals enables the height of the whole machine to be reduced on the premise of ensuring the air quantity, and meanwhile, the pressure loss can be reduced by preferably selecting a plurality of heat exchangers, so that the efficient operation of the axial fans 5 is ensured. In addition, the centrifugal fan has strong anti-pressure drop capability, so that the heat exchanger matched with the centrifugal fan is arranged in a flexible mode, and the efficient operation of the fan after air flow passes through the multiple layers of heat exchangers and turns for many times is guaranteed.

Further, the compressor 2 is a horizontal compressor 2, the horizontal compressor 2 is disposed inside the air conditioner case 1 along a width direction of the air conditioner case 1, and the outer region 11 and the inner region 12 are respectively disposed on both sides of the horizontal compressor 2 along a length direction of the air conditioner case 1. It can be understood that the compressor 2 adopts the horizontal compressor 2, and the horizontal compressor 2 is arranged in the air conditioner shell 1 along the width direction of the air conditioner shell 1, compared with the common compressor 2, the overall height of the air conditioner is reduced, and the size of the whole air conditioner is reduced, and meanwhile, the horizontal compressor 2 is arranged along the length direction, and the size of the air conditioner in the length direction is also reduced; on the basis, the outer area 11 and the inner area 12 are respectively arranged at two sides of the horizontal compressor 2 along the length direction of the air conditioner shell 1, so that the structure is more compact, the size of the whole machine in the width direction is further reduced, meanwhile, because the inner area 12 and the outer area 11 have the same structure, after the size of the whole machine is reduced, the distance between the gravity center of the inner area 12 and the gravity center of the outer area 11 is reduced, the center of the whole machine is closer to the middle part, and the stability of the air conditioner can be improved after the air conditioner is arranged on a wall body. In the present embodiment, the width direction of the air conditioner case 1 is the left and right sides, the length direction of the air conditioner case 1 is the front and rear sides, the outer region 11 is the rear side, and the inner region 12 is the front side.

In this embodiment, centrifugal fan is backward centrifugal fan 3, can understand that backward centrifugal fan 3 is a fan of wide use among the prior art, has advantages such as the structure size is less, the amount of wind is big. In this embodiment, the backward centrifugal fan 3 is provided in the inner region 12, and the axial fan 5 is provided in the outer region 11. Further, the rotating shaft of the backward centrifugal fan 3 is arranged along the vertical direction, and a first air inlet (not shown) is arranged on the top side plate or the bottom side plate 14 of the area where the backward centrifugal fan 3 is located. In this embodiment, the top side plate is provided with a first air inlet; it can be understood that, with this arrangement, the backward centrifugal fan 3 is flatly arranged, which is beneficial to better reduce the size of the air conditioner shell 1 in the height direction, and then the window air conditioner is designed to be thinner. It should be noted that, in other embodiments, the rotating shaft of the backward centrifugal fan 3 is disposed along the length direction of the air conditioner casing 1, and the front side plate of the inner side area 12 is provided with a first air inlet.

Further, the unitary air conditioner further comprises a first heat exchanger 6 located in the inner side area 12, the first heat exchanger 6 is U-shaped and at least partially surrounds the backward centrifugal fan 3, and a peripheral side plate of the inner side area 12 is provided with a first air outlet (not shown) facing the outer side surface of the first heat exchanger 6. It can be understood that, in the working process, the airflow enters the inner side area 12 from the first air inlet of the top side plate, is sucked into the wind wheel 42 of the backward centrifugal fan 3, is thrown out along the circumferential direction of the wind wheel 42, passes through the surrounding first heat exchanger 6, exchanges heat with the first heat exchanger 6, and is then discharged through the first air outlet; so, make enclose establish first heat exchanger 6 around centrifugal fan 3 behind can be even and comprehensive heat transfer, also effectively guaranteed the intake moreover, avoid appearing the surplus condition of first heat exchanger 6 heat transfer, make full use of the spatial structure in the air conditioner casing 1, improved heat exchange efficiency. It should be noted that the design is not limited to this, and in other embodiments, the first heat exchanger 6 may also be designed in a single row or in other forms, and the first air inlet is also arranged in different forms corresponding to the first heat exchanger 6.

Further, the integral air conditioner further includes a first air duct cover plate 31, the first air duct cover plate 31 covers the U-shaped opening of the first heat exchanger 6 facing the first air outlet, and the first air duct cover plate 31 has a first air passing opening 311 corresponding to the first air inlet. It can be understood that, so set up, in the regional 12 in inboard, form the wind-guiding passageway just to first air intake up, then effectively improve the work efficiency to centrifugal fan 3 behind.

Further, the number of the axial flow fans 5 is at least two, and the axial flow fans 5 are arranged at intervals in the width direction of the air conditioner casing 1. In this embodiment, the rotating shaft of the axial flow fan 5 is arranged along the front-rear direction, and the rear side plate of the air conditioner case 1 is provided with an air outlet; it can be understood that so set up, be favorable to increasing the intake of outside region 11 to improve the holistic work efficiency of air conditioner, and a plurality of axial fan 5 arrange along the width direction of air conditioner casing 1, can avoid increasing the size of air conditioner casing 1 along the direction of height, be favorable to the window machine to be made thin. In this embodiment, each axial flow fan 5 is detachably mounted to the bottom side plate 14 of the air conditioner case 1. It can be understood that, so set up, realize dismantled and assembled of axial fan 5, convenience of customers tears open and washes or change axial fan 5. For example, but not limited to, the axial flow fan 5 is fixed to the bottom side plate 14 of the air conditioner casing 1 by means of screw locking, and of course, in other embodiments, the axial flow fan 5 may also be fixed to the bottom side plate 14 of the air conditioner casing 1 by means of snap connection or the like, or other positions of the air conditioner casing 1, and the design is not limited thereto.

Further, the integral air conditioner further comprises a second heat exchanger 7 and a third heat exchanger 8 which are arranged in the outer side area 11, and the second heat exchanger 7 and the third heat exchanger 8 are respectively arranged on the left side and the right side of each axial flow fan 5. It can be understood that the second heat exchanger 7 and the third heat exchanger 8 are single-row heat exchangers arranged in the front-back direction, and the arrangement is favorable for simplifying the structural design of the integral air conditioner while increasing the heat exchange area and improving the heat exchange efficiency, so that the production cost of the integral air conditioner is reduced; of course, in other embodiments, a U-shaped heat exchanger at least partially surrounding each axial flow fan 5 may be disposed in the outer region 11, but the design is not limited thereto.

Furthermore, a second air inlet (not shown) is arranged on the side plate of the outer side area 11 facing the outer side surface of the second heat exchanger 7, and a third air inlet (not shown) is arranged on the side plate facing the outer side surface of the third heat exchanger 8. It can be understood that after the axial flow fan 5 rotates, the external air flow enters the outdoor area of the air conditioner casing 1 through the second air inlet and the third air inlet, exchanges heat with the second heat exchanger 7 and the third heat exchanger 8 respectively, and is blown out from the second air outlet under the guidance of each axial flow fan 5, so that the air intake of the outdoor area is effectively ensured, and the condition of excessive heat exchange of the outdoor area is avoided.

Example 2

According to the unitary air conditioner of another embodiment of the present invention, as shown in fig. 3, the difference from embodiment 1 is that the axial flow fan 5 is disposed in the inside area 12, and the backward centrifugal fan 3 is disposed in the outside area 11.

Example 3

According to the utility model provides an integral air conditioner of another embodiment, as shown in fig. 4, with embodiment 1 difference lies in, centrifugal fan is forward centrifugal fan 4. It can be understood that the forward centrifugal fan 4 is also a fan widely used in the prior art, and has the advantages of small structural size, large wind pressure, etc., the forward centrifugal fan 4 includes a fan housing 41 and a wind wheel 42 disposed in the fan housing 41, the fan housing 41 has an air inlet facing the axial direction of the wind wheel 42 and an air outlet facing the circumferential direction of the wind wheel 42, and the forward centrifugal fan 4 accelerates air by using the wind wheel 42 rotating at a high speed, and then decelerates and changes the flow direction, so that kinetic energy is converted into potential energy (pressure).

In this embodiment, the forward centrifugal fan 4 is disposed in the outer region 11, and the cross flow fan is disposed in the inner region 12. The rotation shaft of the wind wheel 42 of the forward centrifugal fan 4 is arranged along the left-right direction, the air inlet of the fan shell 41 is arranged along the left-right direction, the air supply outlet is arranged upwards or downwards, and the air conditioner shell of the outer side area 11 is provided with a first air outlet facing the air supply outlet. In this embodiment, a first air outlet is arranged at a top side plate of the outer region 11, a first air inlet is arranged at a peripheral side plate of the outer region 11, the integral air conditioner further includes a first heat exchanger 6 located in a region where the forward centrifugal fan 4 is located, and the first heat exchanger 6 is located on an air guide path from the first air inlet to the air inlet; it can be understood that the forward centrifugal fan 4 blows out from the upper side of the air conditioner housing 1 after sucking airflow along the circumferential side of the air conditioner housing 1, so that the design arrangement in the outer side area 11 is better realized under the condition of ensuring the air quantity, and the overall structural size of the air conditioner housing 1 is reduced. It should be noted that, in other embodiments, the rotation axis of the wind wheel 42 may be arranged in other directions.

Further, the forward centrifugal fan 4 is a double suction fan, and the fan housing 41 is provided with an air inlet at two axial sides of the wind wheel 42. It can be understood that, so set up, be favorable to the air intake of the preceding centrifugal fan 4 of increase better to improve the holistic work efficiency of air conditioner. It should be noted that the design is not limited to this, and in other embodiments, the forward centrifugal fan 4 may also be a single suction fan.

Further, it is equipped with two to preceding centrifugal fan 4 interval in the width direction of air conditioner casing 1, and two to the setting of centrifugal fan 4's pivot collineation. It can be understood that so setting up, also can increase the intake of preceding centrifugal fan 4 better to improve the holistic work efficiency of air conditioner, and two are arranged along the width direction of air conditioner casing 1 to centrifugal fan 4, can avoid increasing the size of air conditioner casing 1 along the direction of height, are favorable to the window machine to be thin. In this embodiment, in order to reduce the size of the air conditioner casing 1 in the width direction, the first air inlet is formed in the rear side plate of the air conditioner casing 1, and the first heat exchanger 6 is arranged between the first air inlet and the two forward centrifugal fans 4 and is arranged in a single row extending in the width direction of the air conditioner casing 1; of course, in other embodiments, the first heat exchanger 6 may also be disposed in a U shape partially surrounding the two forward centrifugal fans 4, and the design is not limited thereto. It should be noted that the design is not limited to this, in other embodiments, the number of the forward centrifugal fans 4 may be more than two, and a plurality of the forward centrifugal fans 4 may also be arranged at intervals along the vertical direction.

Further, a wind wheel motor 43 is arranged between the two forward centrifugal fans 4, and the two forward centrifugal fans 4 share the wind wheel motor 43. It can be understood that, with such an arrangement, on one hand, the integral structure of the integral air conditioner is facilitated to be simplified so as to reduce the production cost of the integral air conditioner, and on the other hand, the energy consumption of the integral air conditioner during working is also facilitated to be reduced.

Example 4

According to the unitary air conditioner of another embodiment of the present invention, as shown in fig. 5, the difference from embodiment 3 is that the axial flow fan 5 is disposed in the outside area 11, and the forward centrifugal fan 4 is disposed in the inside area 12.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An integral air conditioner, comprising:

an air conditioner housing;

2. The unitary air conditioner according to claim 1, wherein said compressor is a horizontal compressor, said horizontal compressor is disposed inside said air conditioner case in a width direction of said air conditioner case, and said outside area and said inside area are disposed at both sides of said horizontal compressor in a length direction of said air conditioner case, respectively.

3. The unitary air conditioner according to claim 2, wherein said centrifugal fan is a backward centrifugal fan.

4. The unitary air conditioner according to claim 3, wherein the rotation axis direction of said backward centrifugal fan is arranged in the up-down direction, and a top side plate or a bottom side plate of the area where said backward centrifugal fan is located is provided with a first air inlet.

5. The unitary air conditioner according to claim 2, wherein said centrifugal fan is a forward centrifugal fan.

6. The unitary air conditioner according to claim 5, wherein said forward centrifugal fan comprises a fan housing and a wind wheel disposed in said fan housing, a rotation axis of said wind wheel is disposed along a width direction of said air conditioner housing, said fan housing has an air inlet disposed axially facing said wind wheel and an air outlet disposed circumferentially facing said wind wheel.

7. The unitary air conditioner according to claim 6, wherein said forward centrifugal fan is a double suction fan, and said fan housing is provided with said air inlet on both sides of said wind wheel in the axial direction.

8. The unitary air conditioner according to any one of claims 2 to 7, wherein there are at least two axial flow fans, and a plurality of the axial flow fans are arranged at intervals in a width direction of the air conditioner case.

9. The unitary air conditioner according to any one of claims 2 to 7, further comprising a second heat exchanger and a third heat exchanger disposed in a region where the axial flow fan is located, wherein the second heat exchanger and the third heat exchanger are disposed on two sides of the axial flow fan along a width direction of the air conditioner housing.

10. The unitary air conditioner according to claim 2, further comprising: