CN111023545A

CN111023545A - Chassis case, window air conditioner

Info

Publication number: CN111023545A
Application number: CN201911221982.6A
Authority: CN
Inventors: 李军华; 刘超群; 王泽钦; 李曜; 李娟�
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-04-17

Abstract

The invention provides a chassis shell and a window type air conditioner. Wherein the chassis casing, including the casing body, the casing body has the assembly plane with mounting platform matched with, the assembly plane has indoor side region, the casing body that indoor side region corresponds has the boss, the boss orientation is kept away from mounting platform's one side protrusion, just be constructed the air inlet structure on the boss. According to the chassis shell and the window type air conditioner, the gap between the air inlet area of the chassis and the mounting platform is increased, the indoor side air inlet area and the indoor side air inlet amount are increased, the indoor side heat exchange effect is enhanced, and the energy efficiency ratio of the air conditioner is improved.

Description

Chassis shell and window type air conditioner

Technical Field

The invention belongs to the technical field of air conditioning, and particularly relates to a chassis shell and a window type air conditioner.

Background

The window type air conditioner has compact structure, small volume, low cost and low price, is convenient to install compared with a split type air conditioner, and always keeps high occupancy rate in overseas markets, hong Kong, Taiwan and the like in China.

Fig. 1 illustrates a conventional window type air conditioner structure and its installation method. The chassis on the inner side of the whole machine is arranged on a windowsill, the water receiving tray is arranged on the inner side of the chassis, and two sections of bent evaporators, namely a first evaporator section which is arranged vertically to the horizontal direction and a second evaporator section which forms a certain angle with the horizontal direction, are arranged above the water receiving tray. The front end (indoor side) of the evaporator is a panel component, the rear end of the evaporator is an indoor air duct system for air suction, and a cross-flow fan is adopted as an indoor inner air duct. Under the suction force of the cross-flow fan blade, air enters through the small areas on the front surface and the bottom surface of the panel, passes through the first evaporator section and the second evaporator section, and finally is exhausted through the top air guide frame.

The whole machine is arranged on a chassis at a certain inclination angle, the installation angle is generally about 3-5 degrees according to the installation habit, and a very small space is formed between the inner side of the chassis and a windowsill, as shown in figure 2, because a second evaporator section which is inclined at the bottom is far away from an air inlet of an air inlet panel and is not parallel to the air inlet panel, a larger included angle is formed in the existing machine type, the air inlet amount is much smaller relative to that of a first evaporator section, the air inlet of the two evaporator sections is obviously uneven, the heat exchange effect is obviously insufficient, the product performance is difficult to promote, and the problems of condensation and the like are easily caused by uneven heat exchange.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to provide a chassis shell and a window type air conditioner, which increases the gap between the air inlet area of the chassis and the mounting platform, improves the air inlet area and the air inlet amount of the indoor side, enhances the heat exchange effect of the indoor side, and improves the energy efficiency ratio of the air conditioner.

In order to solve the above problems, the present invention provides a chassis housing, including a housing body, where the housing body has an assembly plane matched with an installation platform, the assembly plane has an indoor side area, the housing body corresponding to the indoor side area has a boss, the boss protrudes toward a side away from the installation platform, and an air inlet structure is configured on the boss.

Preferably, the air intake structure includes a plurality of air intake holes.

Preferably, the air inlet hole is one of a rectangle, a circle and a triangle.

Preferably, a convex wall is arranged on the periphery of the opening of the air inlet hole, and the protruding direction of the convex wall is the same as that of the boss.

Preferably, the convex wall has a first wall body close to the indoor side, and the first wall body is configured with a wind deflector, and the wind deflector and the first wall body form a first included angle α and extend towards a side far away from the indoor side.

Preferably, the α can make the air inlet flow of the air inlet hole perpendicular to the windward side of the first heat exchanger in the window type air conditioner.

Preferably, still have a diversion structure on the boss, assembly plane still has the outdoor side region, the diversion structure can with the comdenstion water that produces above the boss drainage to the outdoor side region.

Preferably, the housing body corresponding to the outdoor side region has a water storage region, the water storage region has an overflow wall, and the height of the overflow wall is lower than that of the convex wall.

Preferably, the diversion structure comprises a diversion groove arranged around the air inlet hole and an inner and outer side diversion channel between the diversion groove and the outdoor side area.

Preferably, in the direction from the indoor side to the outdoor side, the boss is an inclined plane extending downwards and forms a second included angle β with the horizontal plane, and or, one side of the boss with the inner and outer side drainage channels is a first side, one side far away from the inner and outer side drainage channels is a second side, and in the direction from the second side to the first side, the boss is an inclined plane extending downwards and forms a third included angle γ with the horizontal plane.

Preferably, 1 DEG- β DEG-3 DEG, and/or 0.2 DEG-gamma-2 deg.

The invention also provides a window type air conditioner which comprises the chassis shell.

According to the chassis shell and the window type air conditioner, the boss is arranged in the indoor side area, so that the distance between the assembly plane and the mounting platform is increased, meanwhile, the air inlet structure is arranged on the boss, so that air flow on the indoor side can enter through the gap between the assembly plane and the mounting platform, the air inlet area and the air inlet amount on the indoor side can be increased, the heat exchange effect on the indoor side is enhanced, and the energy efficiency ratio of the air conditioner is improved Uneven heat exchange.

Drawings

FIG. 1 is a schematic diagram of the internal structure of a prior art window air conditioner;

FIG. 2 is an enlarged view of a portion S of FIG. 1, showing the structure of the prior art without air intake on the chassis and the small gap between the bottom surface of the chassis and the windowsill;

fig. 3 is a schematic perspective view (inside view) of a chassis housing according to an embodiment of the present invention;

FIG. 4 is a partial view of the chassis housing of FIG. 3;

FIG. 5 is a top view of FIG. 3;

fig. 6 is a schematic view of the chassis housing according to the embodiment of the present invention, illustrating a specific guiding flow direction in the direction of an arrow;

FIG. 7 is a schematic view of the case of the inclination of the boss of the chassis housing according to the embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a chassis housing according to another embodiment of the present invention;

fig. 9 is a schematic cross-sectional view of a window type air conditioner and a mounting platform (windowsill) after the window type air conditioner and the mounting platform are mounted according to an embodiment of the present invention, wherein arrows show the flow direction of air inlet and air outlet.

The reference numerals are represented as:

1. a housing body; 11. a boss; 12. an air inlet structure; 121. an air inlet hole; 122. a convex wall; 123. an air deflector; 13. a water storage area; 131. an overflow wall; 141. a water diversion groove; 142. inner and outer side drainage channels; 100. mounting a platform; 101. a first heat exchanger; 102. a second heat exchanger; 103. an indoor side panel.

Detailed Description

Referring to fig. 3 to 9 in combination, according to an embodiment of the present invention, there is provided a chassis housing for a window type air conditioner, including a housing body 1, wherein the housing body 1 has a mounting plane for being fitted with a mounting platform 100 (e.g. a window sill), the mounting plane has an indoor side region, the housing body 1 corresponding to the indoor side region has a boss 11, the boss 11 protrudes toward a side away from the mounting platform 100, and an air inlet structure 12 is configured on the boss 11. In the technical scheme, the boss 11 is arranged in the indoor side area so as to increase the distance between the assembly plane and the mounting platform 100, and the air inlet structure 12 is arranged on the boss 11 so as to enable the air flow at the indoor side to enter through the gap between the assembly plane and the mounting platform 100, so that the air inlet area and the air inlet amount at the indoor side can be increased, the indoor side heat exchange effect is enhanced, and the energy efficiency ratio of the air conditioner is improved Uneven heat exchange. Preferably, the air inlet structure 12 includes a plurality of air inlet holes 121, the air inlet holes 121 are in different combinations of one or more of rectangular, circular and triangular shapes, the invention is mainly designed by taking the air inlet holes 121 as the rectangular structure, and it can be understood that when the air inlet holes 121 are in other shapes, the same optimization and improvement can be made without conflicting with the corresponding features in the following.

Furthermore, the convex wall 122 is designed to prevent the condensed water generated by the heat exchanger in the upper region from flowing out of the air conditioner into the room through the air inlet hole 121, and to guide the air intake flow, further, the convex wall 122 has a first wall body close to the indoor side (for example, when the air inlet hole 121 is rectangular), the first wall body is configured with a wind deflector 123, a first included angle α (as shown in fig. 9) is formed between the wind deflector 123 and the first wall body, and the wind deflector 123 extends toward the side far from the indoor side, at this time, the wind deflector 123 ensures the correspondence between the air intake direction and the first heat exchanger 101 by changing the α, thereby ensuring smooth air intake, that is, on the other hand, the condensed water falling from the upper region can be prevented from directly falling into the air inlet hole 121 and leaking outside, the wind deflector 123, and the wind deflector 123 can also achieve the air guiding effect, and can also achieve the effect of reducing the air flow resistance of the first heat exchanger 6790 when the air conditioner is in a state where the cross-flow fin structure is perpendicular to the first heat exchanger 121, and the air conditioner can be reduced by the angle 3690.

In order to prevent the condensed water generated by the heat exchanger above the air inlet hole 121 from gathering in the corresponding area of the air inlet structure 12, preferably, the boss 11 is further provided with a water diversion structure, the assembly plane is further provided with an outdoor area, and the water diversion structure can divert the condensed water generated above the boss 11 to the outdoor area, so as to be discharged out of the window type air conditioner. Specifically, the casing body 1 that the outdoor side region corresponds has water storage district 13, water storage district 13 has overflow wall 131, overflow wall 131 highly be less than the height of protruding wall 122 (it should be less than 2mm at minimum, certainly concrete size according to the model specification etc. of air conditioner confirm can), prevent that the air conditioner from installing when improper, indoor side is poured into to outdoor side water, and then follows air inlet structure 12 flows into indoorly.

As a specific embodiment of the water diversion structure, preferably, the water diversion structure includes a water diversion groove 141 disposed around the air inlet opening 121 and an inner and outer side flow guide 142 between the water diversion groove 141 and the outdoor side area, and the water diversion groove 141 may be formed in a groove manner, for example, or may be formed by being sandwiched by two adjacent ribs, which is not particularly limited in the present invention.

As shown in fig. 6 and 7, in the direction from the indoor side to the outdoor side (i.e., the front-back direction in fig. 7), the boss 11 is an inclined plane extending downward, and forms a second included angle β with the horizontal plane, which is equal to or greater than 1 ° and equal to or greater than β ° and equal to or less than 3 °, and or, the side of the boss 11 having the inner and outer side drainage channels 142 is a first side, the side away from the inner and outer side drainage channels 142 is a second side, and in the direction from the second side to the first side (i.e., the left-right direction in fig. 7), the boss 11 is an inclined plane extending downward, and forms a third included angle γ with the horizontal plane, which is equal to or greater than 0.2 ° and equal to or less than 2 °.

According to an embodiment of the invention, the window type air conditioner comprises the chassis shell. Specifically, as in the prior art, a first heat exchanger 101 forming a certain angle with the horizontal direction and a second heat exchanger 102 approximately parallel to an indoor side panel 103 are arranged in the window type air conditioner, wherein the first heat exchanger 101 is located in an upper area of an air inlet structure 12 on a boss 11 of a chassis shell, an air inlet is formed in the middle and at the bottom of an air outlet formed in the top of the indoor side panel 103, and when the air conditioner operates, indoor side air flow is sucked into the air conditioner from the air inlet and the air inlet structure 12 of the invention and is discharged from the air outlet under the action of a cross flow fan therein. According to the invention, the air inlet structure 12 is arranged on the chassis shell and the air inlet structure 12 is arranged on the boss 11, so that the air inlet amount is increased, meanwhile, the air inlet amount of the first heat exchanger 101 is increased due to the fact that the position of the air inlet structure 12 corresponds to that of the first heat exchanger 101, heat exchange of the first heat exchanger 101 and the second heat exchanger 102 of the air conditioner is uniform, and the performance of the air conditioner is improved.

It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a chassis shell, its characterized in that, includes casing body (1), casing body (1) have with mounting platform (100) matched with assembly plane, assembly plane has indoor side region, casing body (1) that indoor side region corresponds has boss (11), boss (11) orientation is kept away from one side protrusion of mounting platform (100), just be constructed air inlet structure (12) on boss (11).

2. Chassis shell according to claim 1, characterized in that the air inlet structure (12) comprises a plurality of air inlet openings (121).

3. The chassis housing according to claim 2, wherein the air inlet holes (121) are one of rectangular, circular, triangular.

4. The chassis housing according to claim 2, wherein a convex wall (122) is provided on the aperture peripheral side of the air inlet hole (121), and the convex wall (122) protrudes in the same direction as the protruding direction of the boss (11).

5. The chassis housing according to claim 4, characterized in that the convex wall (122) has a first wall body near the indoor side, and a wind deflector (123) is configured on the first wall body, and the wind deflector (123) forms a first included angle α with the first wall body and extends towards the side far away from the indoor side.

6. The chassis housing according to claim 5, wherein the α is configured to enable airflow from the inlet openings (121) to be perpendicular to a windward side of the first heat exchanger (101) in the window air conditioner.

7. Chassis shell according to claim 4, characterized in that the boss (11) is also provided with a water-conducting structure, the assembly plane also having an outdoor area, the water-conducting structure being able to conduct condensation water generated above the boss (11) to the outdoor area.

8. Chassis shell according to claim 7, characterized in that the shell body (1) corresponding to the outdoor side area has a water storage area (13), the water storage area (13) having an overflow wall (131), the height of the overflow wall (131) being lower than the height of the convex wall (122).

9. The chassis housing according to claim 7, wherein the water diversion structure includes a water diversion groove (141) disposed around the air inlet hole (121) and an inner and outer side draft duct (142) between the water diversion groove (141) and the outdoor side region.

10. Chassis shell according to claim 9, characterized in that the projection (11) is inclined to extend downwards and forms a second angle β with the horizontal in the direction from the indoor side to the outdoor side, and or that the side of the projection (11) having the inner and outer side drains (142) is a first side, the side facing away from the inner and outer side drains (142) is a second side, and the projection (11) is inclined to extend downwards and forms a third angle γ with the horizontal in the direction from the second side to the first side.

11. The chassis housing of claim 10, 1 ° ≦ β ≦ 3 °, and/or, 0.2 ° ≦ γ ≦ 2 °.

12. A window air conditioner comprising a chassis housing, wherein the chassis housing is as claimed in any one of claims 1 to 11.