CN222732994U - Water pan and air conditioner - Google Patents

Abstract

The present application provides a water receiving pan and an air conditioner, wherein the water receiving pan includes a bottom plate, a side plate and a supporting structure, wherein the side plate is arranged at the periphery of the bottom plate to enclose the bottom plate to form a water collecting area; the supporting structure includes a plurality of bosses for supporting a heat exchanger, wherein the plurality of bosses are arranged on the bottom plate at intervals, wherein a drainage groove is provided on the side of the boss facing the heat exchanger, and a drainage port is provided on the side wall of the drainage groove, wherein the drainage groove is connected to the water collecting area through the drainage port. In the present application, by providing a drainage groove on the side of the boss facing the heat exchanger, the contact area between the boss and the bottom of the heat exchanger is reduced, so that the condensed water will not adhere to the surface of the boss, which is beneficial to prevent the condensed water from blocking the fin gap and causing the wind resistance to increase, thereby improving the heat exchange efficiency of the evaporator.

Description

Water pan and air conditioner

Technical Field

The application relates to the technical field of air conditioners, in particular to a water receiving disc and an air conditioner.

Background

The evaporator of the vertical air conditioner is usually vertically arranged, condensed water is generated when the indoor air and the evaporator exchange heat and cool in a refrigeration mode, and a water receiving disc is usually arranged at the lower end of the air conditioner body, so that the condensed water flowing down from the evaporator is collected through the water receiving disc.

In the prior art, in the process of dripping condensed water, part of condensed water is stuck on a contact surface and cannot be timely discharged, so that accumulated water exists below the evaporator, the wind resistance of the lower end of the evaporator is increased, the heat exchange efficiency of the evaporator is reduced, and the refrigerating effect of the air conditioner is affected.

Disclosure of utility model

The utility model provides a water pan which aims to solve the technical problem that water is accumulated below an evaporator in the prior art.

The water receiving disc comprises a bottom plate, side plates and a supporting structure, wherein the side plates are arranged on the periphery of the bottom plate to form a water collecting area in a surrounding mode with the bottom plate, the supporting structure comprises a plurality of bosses used for supporting a heat exchanger, the bosses are arranged on the bottom plate at intervals, a drainage groove is formed in one side, facing the heat exchanger, of each boss, a drainage opening is formed in the side wall of each drainage groove, and each drainage groove is communicated with the corresponding water collecting area through the corresponding drainage opening.

Optionally, in an embodiment, a supporting rib is disposed at an edge of the boss facing to one side of the heat exchanger, the supporting rib and the boss enclose to form the drainage groove, and a bottom wall of the drainage groove is disposed obliquely to one side of the drain outlet, or the boss is recessed downward to one side of the heat exchanger to form the drainage groove, and the bottom wall of the drainage groove is disposed obliquely to one side of the drain outlet.

Optionally, in an embodiment, an included angle formed by the bottom wall of the drainage groove and the horizontal plane is alpha, wherein alpha is greater than or equal to 3 degrees, and/or a distance between the highest point of the bottom wall of the drainage groove and the top surface of the drainage groove is H, wherein H is greater than or equal to 5mm.

Optionally, in an embodiment, the water receiving disc further includes a flow guiding structure, and the flow guiding structure and the plurality of bosses are arranged in the water collecting area in a labyrinth arrangement.

Optionally, in an embodiment, the flow guiding structure includes a plurality of first flow guiding ribs, a plurality of second flow guiding ribs and a plurality of third flow guiding ribs, wherein one first flow guiding rib is respectively arranged at two opposite sides of the boss, the first flow guiding ribs extend towards one side of the adjacent boss, the second flow guiding ribs are correspondingly arranged between the adjacent two bosses, so that one second flow guiding rib is respectively configured between the adjacent two bosses, and the plurality of third flow guiding ribs are arranged at intervals along the circumferential direction of the side plate.

Optionally, in an embodiment, a drain hole for draining condensed water is formed on the bottom plate, and a periphery of the drain hole is arranged in a funnel shape.

Optionally, in an embodiment, an overflow port is disposed at a top of the side plate, and the overflow port penetrates through the side plate along a thickness direction of the side plate, and the overflow port is disposed near the drain hole.

Optionally, in an embodiment, the side plate is recessed into the water collecting area to form an avoidance portion, the avoidance portion is disposed near the drain hole, and the overflow port is disposed on the avoidance portion.

Optionally, in an embodiment, the water receiving tray is an integrally formed structure.

The application also provides an air conditioner which comprises the water receiving disc.

The water receiving disc is provided with the bosses for supporting the heat exchanger on the bottom plate, and the bosses are arranged at intervals, so that the contact area between the bosses and the bottom of the heat exchanger is reduced, more condensed water is prevented from being stuck on the contact surface and not being discharged in time, and the water draining grooves are arranged on one side of each boss facing the heat exchanger, so that the contact area between the bosses and the bottom of the heat exchanger is further reduced, and the bottoms of the evaporator fins and the water draining grooves have a certain height fall.

Drawings

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

FIG. 1 is a schematic diagram of an assembly of a heat exchanger and a water pan provided by the present application;

fig. 2 is a schematic structural view of a water pan provided by the present application;

FIG. 3 is a top view of a drip tray provided by the present application;

FIG. 4 is a schematic cross-sectional view of the drip tray of FIG. 3 taken along line A-A;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

fig. 6 is a schematic view of a structure of a water pan at another angle according to the present application.

Reference numerals illustrate:

Reference numerals	Name of the name	Reference numerals	Name of the name	Reference numerals	Name of the name
						100	Water receiving tray	22	Overflow port	40	Flow guiding structure
10	Bottom plate	30	Supporting structure	41	First guide rib
						11	Water collecting area	31	Boss	42	Second guide rib
12	Drainage hole	32	Drainage tank	43	Third guide rib
						20	Side plate	321	Water outlet	200	Heat exchanger
21	Avoidance part	33	Supporting rib

The achievement of the objects, functional features and advantages of the present application will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to fall within the scope of the application.

The embodiment of the application provides a water pan 100 to solve the technical problem that water is accumulated below an evaporator in the prior art. The following description will be made with reference to the accompanying drawings.

In the embodiment of the application, as shown in fig. 1-3, the water pan 100 comprises a bottom plate 10, a side plate 20 and a supporting structure 30, wherein the side plate 20 is arranged on the periphery of the bottom plate 10 to enclose the bottom plate 10 to form a water collecting area 11, the supporting structure 30 comprises a plurality of bosses 31 for supporting the heat exchanger 200, the bosses 31 are arranged on the bottom plate 10 at intervals, a water draining groove 32 is arranged on one side of the bosses 31 facing the heat exchanger 200, a water draining hole 321 is arranged on the side wall of the water draining groove 32, and the water draining groove 32 is communicated with the water collecting area 11 through the water draining hole 321.

It should be noted that, the inventor analysis finds that the bottom of the evaporator and the supporting portion on the water receiving disc are mostly in surface contact in the prior art, and in the process of dripping condensed water, part of condensed water is stuck on the contact surface and cannot be timely discharged, so that accumulated water exists below the evaporator, and the wind resistance of the lower end of the evaporator is increased.

Therefore, the water pan 100 provided by the application is provided with the plurality of bosses 31 for supporting the heat exchanger 200 on the bottom plate 10, and the contact area between the bosses 31 and the bottom of the heat exchanger 200 is reduced due to the arrangement of the bosses 31 at intervals, so that more condensed water is prevented from being stuck on the contact surface and not being discharged in time, and the contact area between the bosses 31 and the bottom of the heat exchanger 200 is further reduced due to the arrangement of the drain grooves 32 on one side of each boss 31 facing the heat exchanger 200, and the bottom of the evaporator fin and the drain grooves 32 has a certain height fall, so that the condensed water can be directly discharged into the water collecting area 11 through the drain outlet 321 after being dropped into the water receiving groove, and the condensed water does not adhere to the surface of the boss 31, thereby being beneficial to preventing the condensed water from blocking the fin gap and increasing the windage resistance and improving the heat exchange efficiency of the evaporator.

Specifically, referring to fig. 1, the heat exchanger 200 may be an evaporator, the evaporator is vertically disposed above the water pan 100, and the lower end of the evaporator may be fastened with the side plate 20 by a snap connection or a screw connection. The supporting structure 30 is used for supporting the middle part of the evaporator, which is close to one side of the water pan 100, so that on one hand, the contact area between the fins of the heat exchanger 200 and the water pan 100 can be reduced, the water pan 100 can conveniently discharge condensed water in time, and on the other hand, the heat exchange effect can be prevented from being influenced due to the fact that the fins of the heat exchanger 200 are soaked in the condensed water. The evaporator in this embodiment can also be set to the arcuation, and the fan setting can be partly surrounded to the arcuation evaporator, is favorable to increasing the heat transfer area of evaporator, promotes the refrigerating capacity of air conditioner.

Referring to fig. 2 and 3, the bottom plate 10 may be disposed in a flat plate shape, and the plane of the bottom plate 10 has a certain inclination angle with respect to the horizontal plane, and the inclination angle is generally greater than or equal to 3 ° to ensure that condensed water in the water collecting area 11 can be completely discharged. The side plate 20 is arranged around the periphery of the bottom plate 10, and preferably, the side plate 20 and the bottom plate 10 are integrally formed, so that the strength of the water pan 100 can be ensured, and the water leakage at the joint of the bottom plate 10 and the side plate 20 can be prevented.

The arrangement relation of the plurality of bosses 31 on the bottom plate 10 is related to the shape of the heat exchanger 200, when the heat exchanger 200 is in an arc shape, the plurality of bosses 31 are arranged in an arc shape, and when the heat exchanger 200 is in a straight shape, the plurality of bosses 31 are arranged in a linear shape. In addition, boss 31 can be solid structure, also can be inside hollow structure, under the circumstances of guaranteeing structural strength, adopts boss 31 that the cavity set up can reduce the weight of water collector 100, reduces the material simultaneously and uses, reduces product cost.

When the air conditioner is in the refrigeration mode, condensed water generated by the evaporator drops along the gravity direction, and most of the condensed water directly drops into the water collecting area 11 of the water receiving disc 100, wherein a small part of the condensed water drops into the water draining grooves 32 of the boss 31 along the fins and then is discharged into the water collecting area 11 through the water draining outlet 321, and in the process, the condensed water cannot form adhesion with the surface of the boss 31, so that the condensed water is prevented from blocking the gaps of the fins.

Alternatively, in an embodiment, referring to fig. 2-5, a support rib 33 is disposed at an edge of a side of the boss 31 facing the heat exchanger 200, the support rib 33 and the boss 31 enclose to form a drain groove 32, and a bottom wall of the drain groove 32 is disposed obliquely toward one side of the drain port 321.

It can be understood that in this embodiment, a circle of supporting ribs 33 may be disposed at the periphery of the boss 31, that is, the supporting ribs 33 and the boss 31 may enclose one side facing the heat exchanger 200 to form the drain tank 32, and then the drain outlet 321 is formed on the supporting ribs 33 to drain the condensed water in the drain tank 32. In this embodiment, by arranging the bottom wall of the drain tank 32 to incline to one side of the drain port 321, the drain efficiency of the condensed water in the drain tank 32 is improved, and the condensed water is prevented from accumulating at the bottom of the drain tank 32.

In addition, in this embodiment, the boss 31 and the supporting rib 33 may be integrally injection molded, so as to ensure the connection strength of the boss 31 and the supporting rib 33, so that the supporting rib 33 has a better supporting effect on the heat exchanger 200.

Alternatively, in an embodiment, the boss 31 is recessed downward toward one side of the heat exchanger 200 to form the drain groove 32, and the bottom wall of the drain groove 32 is inclined toward one side of the drain port 321.

It can be understood that, in this embodiment, the support ribs 33 are not required to be provided, the water drain groove 32 is formed by only downwardly recessing the boss 31 toward one side of the heat exchanger 200, and then the water drain hole 321 is formed on the side wall of the water drain groove 32 to drain the condensed water in the water drain groove 32. Because the bottom wall of the drain tank 32 is inclined toward one side of the drain port 321, the drain efficiency of the condensed water in the drain tank 32 is improved, and the condensed water is prevented from accumulating at the bottom of the drain tank 32.

Further, referring to FIGS. 3-5, the bottom wall of the drain tank 32 forms an angle α with the horizontal plane, wherein α is greater than or equal to 3 degrees, and/or the distance between the highest point of the bottom wall of the drain tank 32 and the top surface of the drain tank 32 is H, wherein H is greater than or equal to 5mm.

It can be understood that when the inclination angle of the bottom wall of the drain tank 32 is greater than or equal to 3 °, the drain effect of the drain tank 32 is better, and the condensed water in the drain tank 32 can be smoothly drained, so as to avoid accumulation of the condensed water at the bottom of the drain tank 32, and when the distance between the highest point of the bottom wall of the drain tank 32 and the top surface of the drain tank 32 is greater than 5mm, the condensed water cannot adhere between the bottom of the heat exchanger 200 and the boss 31, so that not only can the condensed water be prevented from blocking the fin gaps, but also the bottom of the evaporator can be prevented from mildewing and generating peculiar smell.

Optionally, in an embodiment, referring to fig. 2, 3 and 6, the water pan 100 further includes a guiding structure 40, and the guiding structure 40 and the plurality of bosses 31 are arranged in a labyrinth arrangement in the water collecting area 11.

Specifically, in this embodiment, the heat exchanger 200 may be supported on the boss 31, or may be supported on both the boss 31 and the flow guiding structure 40, where the flow guiding structure 40 can guide the condensed water dropped into the water collecting area 11, so that the condensed water flows along a desired direction, so that the condensed water is discharged from the water receiving tray 100. Because the bottom of the heat exchanger 200 and the bottom of the flow guiding structure 40 have a certain height drop, the condensed water on the heat exchanger 200 can not adhere to the surface of the flow guiding structure 40, and the condensed water can be discharged rapidly.

The guide structure 40 and the plurality of bosses 31 are arranged in a labyrinth shape, so that the supporting strength of the bosses 31 can be ensured, the contact area between the bosses 31 and the bottom of the guide structure 40 and the bottom of the heat exchanger 200 can be reduced under the condition that the drainage performance of the water receiving tray 100 is not affected, and the adhesion between condensed water on the heat exchanger 200 and the surfaces of the bosses 31 and the guide structure 40 is avoided.

Further, referring to fig. 3 and 6, the flow guiding structure 40 includes a plurality of first flow guiding ribs 41, a plurality of second flow guiding ribs 42 and a plurality of third flow guiding ribs 43, wherein each of two opposite sides of the boss 31 is provided with a first flow guiding rib 41, the first flow guiding ribs 41 extend towards one side of the adjacent boss 31, the second flow guiding ribs 42 are correspondingly arranged between the adjacent two bosses 31, so that a second flow guiding rib 42 is respectively arranged between the adjacent two bosses 31, and the plurality of third flow guiding ribs 43 are arranged at intervals along the circumferential direction of the side plate 20.

In this embodiment, one sides of the first guide ribs 41 and the boss 31 may be arc-shaped, the first guide ribs 41 are in arc-shaped transitional connection with the arc-shaped side surfaces of the boss 31, a gap is formed between the first guide ribs 41 on two adjacent bosses 31, the second guide ribs 42 comprise a main body part and folded edges arranged on two sides of the main body part, the main body part is correspondingly arranged at the gap, the folded edges are respectively arranged with the corresponding boss 31 at intervals, so as to ensure that condensed water at the first guide ribs 41 can be discharged from the space between the folded edges and the boss 31, one side of the third guide ribs 43 is connected with the side plate 20, and the other side is connected with the bottom plate 10, so that the connection strength between the side plate 20 and the bottom plate 10 is increased, and condensed water at the edge of the water receiving disc 100 can be guided to the gap between the two first guide ribs 41, so that the condensed water can smoothly flow to the lowest position of the water receiving disc 100.

Optionally, in an embodiment, referring to fig. 2 and 3, a drain hole 12 for draining condensed water is provided on the base plate 10, and a periphery of the drain hole 12 is configured in a funnel shape.

It will be appreciated that the drain hole 12 is typically disposed at the lowest point of the drip tray 100, but because the bottom plate 10 is typically flat and inclined, the lowest point of the drip tray 100 is typically located at the edge of the bottom plate 10, which is detrimental to the overall drainage of the drip tray 100. For this reason, in this embodiment, the periphery of the drain hole 12 is funnel-shaped, that is, the surface of the periphery of the drain hole 12 has a certain inclination angle with the horizontal plane, and the inclination angle may be 3 ° or more, so as to ensure that the condensed water in the water tray 100 can be quickly drained to the outside through the drain hole 12, thereby improving the drainage performance of the water tray 100.

Optionally, in an embodiment, referring to fig. 6, an overflow port 22 is provided at the top of the side plate 20, and the overflow port 22 penetrates the side plate 20 along the thickness direction of the side plate 20, and the overflow port 22 is disposed near the drain hole 12. It can be understood that after the drain hole 12 is abnormally blocked, due to the overflow port 22 arranged on the side plate 20, condensed water can overflow out of the water receiving disc 100 according to the designed position, and cannot overflow from the water receiving disc 100 to the electrified component at random, so that electrical safety accidents caused by abnormal blocking of the drain hole 12 are avoided, and the safety performance of the air conditioner is improved.

Further, referring to fig. 6, the side plate 20 is recessed into the water collecting area 11 to form a relief portion 21, the relief portion 21 is disposed near the drain hole 12, and the overflow port 22 is disposed on the relief portion 21. It can be understood that when other parts are disposed at the overflow port 22 in the air conditioner, the overflow port 22 may not be able to drain normally, so in this embodiment, by disposing the overflow port 22 on the avoiding portion 21, the avoiding portion 21 is concavely disposed toward the water collecting region 11, so that the condensed water can be smoothly drained from the overflow port 22 after the water drain hole 12 is abnormally plugged. Preferably, the distance that the avoiding portion 21 is recessed into the water collecting area 11 is L, wherein L is more than or equal to 5mm, and therefore condensate water can be prevented from adhering between the avoiding portion 21 and other parts. In addition, the width of the overflow port 22 may be 5mm or more to ensure the overflow effect of the drip tray 100.

Alternatively, in one embodiment, the drip tray 100 is an integrally formed structure. That is, in this embodiment, the side plates 20, the supporting structure 30 and the flow guiding structure 40 are uniformly arranged on the bottom plate 10, so that the overall structural strength of the water pan 100 is ensured, the supporting structure 30 can have a good supporting effect on the heat exchanger 200, meanwhile, the production efficiency of the water pan 100 is improved, and the manufacturing cost of products is reduced.

The embodiment of the application also provides an air conditioner, which comprises the water pan 100, and the specific structure of the water pan 100 refers to the above embodiment, and because the air conditioner adopts all the technical schemes of all the above embodiments, at least has all the beneficial effects brought by the technical schemes of the above embodiments, and will not be described in detail herein.

In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments. In the description of the present application, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more features.

While the water pan provided by the embodiments of the present application has been described in detail, specific examples are used herein to illustrate the principles and embodiments of the present application, the above examples are only for aiding in understanding the method and core concept of the present application, and meanwhile, the present disclosure should not be construed as limiting the application to those skilled in the art, based on the concept of the present application, having variations in the specific embodiments and application scope.

Claims (10)

1. The water pan is characterized by comprising a bottom plate, side plates and a supporting structure, wherein the side plates are arranged on the periphery of the bottom plate so as to form a water collecting area by surrounding the bottom plate;

The supporting structure comprises a plurality of bosses used for supporting the heat exchanger, the bosses are arranged on the bottom plate at intervals, a drainage groove is formed in one side of each boss, which faces the heat exchanger, a water outlet is formed in the side wall of each drainage groove, and the drainage groove is communicated with the water collecting area through the water outlet.

2. The water pan as claimed in claim 1, wherein the edge of the boss facing the side of the heat exchanger is provided with a supporting rib, the supporting rib and the boss are enclosed to form the drainage channel, and a bottom wall of the drainage channel is inclined toward the side of the drainage outlet;

Or, the boss is recessed downward toward one side of the heat exchanger to form the drain groove, and a bottom wall of the drain groove is inclined toward one side of the drain opening.

3. The drip tray of claim 2, wherein the bottom wall of said drain channel forms an angle α with the horizontal, wherein α is greater than or equal to 3 °;

And/or the distance between the highest point of the bottom wall of the drainage groove and the top surface of the drainage groove is H, wherein H is more than or equal to 5mm.

4. The drip tray of claim 1, further comprising a flow directing structure disposed in said water collection area in a labyrinth arrangement with a plurality of said bosses.

5. The drip tray of claim 4, wherein said flow guiding structure comprises a plurality of first flow guiding ribs, a plurality of second flow guiding ribs and a plurality of third flow guiding ribs;

The two opposite sides of the boss are respectively provided with a first guide rib, and the first guide ribs extend towards one side of the adjacent boss;

The second guide ribs are correspondingly arranged between two adjacent bosses, so that one second guide rib is respectively arranged between the two adjacent bosses;

the third guide ribs are arranged at intervals along the circumference of the side plate.

6. The water pan as claimed in claim 1, wherein the bottom plate is provided with drain holes for draining condensed water, and the periphery of the drain holes is arranged in a funnel shape.

7. The drip tray of claim 6, wherein said top of said side panels is provided with overflow ports extending through said side panels in a thickness direction of said side panels, said overflow ports being disposed adjacent said drain holes.

8. The drip tray of claim 7, wherein said side panels are recessed into said water collection area to form a relief portion, said relief portion being disposed adjacent said drain opening, said overflow opening being disposed on said relief portion.

9. The drip tray of claim 1, wherein said drip tray is of unitary construction.

10. An air conditioner comprising a water pan as set forth in any one of claims 1 to 9.