CN220707553U - Chassis, air conditioner outdoor unit and air conditioner - Google Patents

Abstract

The utility model provides a chassis, an air conditioner outdoor unit and an air conditioner, wherein the chassis comprises: the back plate and the plurality of chassis side plates are arranged around the periphery of the back plate, and the plurality of chassis side plates comprise chassis lower side plates arranged on the lower side of the back plate; a plurality of protruding parts are arranged on the inner surface of the backboard at intervals so as to divide the inner surface of the backboard into a plurality of back drainage surfaces to form a plurality of back drainage channels; a plurality of drain holes are formed in the lower side plate of the chassis at intervals; the upper surface of the chassis lower side plate comprises two bottom drainage surfaces positioned between any two adjacent drainage holes, the two bottom drainage surfaces are respectively and correspondingly arranged with the corresponding two drainage holes, and the heights of the bottom drainage surfaces are gradually reduced along the direction close to the corresponding drainage holes, so that the problem that more condensed water, rainwater and the like can not be discharged due to accumulation in an outdoor unit of an air conditioner in the prior art is solved.

Description

Chassis, air conditioner outdoor unit and air conditioner

Technical Field

The utility model relates to the technical field of air conditioners, in particular to a chassis, an air conditioner outdoor unit and an air conditioner.

Background

With the improvement of the living standard of people, the popularity of the air conditioner is also becoming higher, and besides the household air conditioner, other series of machine type development is also extended.

For example, in recent market fire and heat parking air conditioners, condensed water is formed in the outdoor unit due to ambient air, water vapor and the like when the air conditioner is in operation, and rainwater is accumulated in the outdoor unit when typhoons and rainy days are encountered, and when too much condensed water, rainwater and the like are accumulated and are not well discharged, the service life of the air conditioner is affected.

Disclosure of Invention

The utility model mainly aims to provide a chassis, an air conditioner outdoor unit and an air conditioner, which are used for solving the problem that more condensed water, rainwater and the like can not be discharged because of accumulation in the outdoor unit of the air conditioner in the prior art.

To achieve the above object, according to one aspect of the present utility model, there is provided a chassis comprising: the back plate and the plurality of chassis side plates are arranged around the periphery of the back plate, and the plurality of chassis side plates comprise chassis lower side plates arranged on the lower side of the back plate; a plurality of protruding parts are arranged on the inner surface of the backboard at intervals so as to divide the inner surface of the backboard into a plurality of back drainage surfaces to form a plurality of back drainage channels; a plurality of drain holes are formed in the lower side plate of the chassis at intervals; the upper surface of the chassis lower side plate comprises two bottom drainage surfaces positioned between any two adjacent drainage holes, the two bottom drainage surfaces are respectively and correspondingly arranged with the corresponding two drainage holes, and the heights of the bottom drainage surfaces are gradually reduced along the direction close to the corresponding drainage holes.

Further, the quantity of wash port is two, and two wash ports are located two edges and corners of the upper surface of chassis downside board respectively, and two wash port are first wash port and second wash port respectively, and the upper surface of chassis downside board is including the first bottom drainage face and the second bottom drainage face that are connected, and the junction of first bottom drainage face and second bottom drainage face is located between first wash port and the second wash port, and the height of first bottom drainage face reduces gradually along the direction that is close to first wash port, and the height of second bottom drainage face reduces gradually along the direction that is close to the second wash port.

Further, the backplate includes the condensation area that corresponds the setting with the condenser, and the condensation area interval is provided with a plurality of through-holes of dodging, and a plurality of bellying include a plurality of annular drainage ribs, and a plurality of annular drainage ribs set up with a plurality of through-holes one-to-one of dodging, and the week side that corresponding dodging through-hole that each annular drainage rib all encircleed sets up.

Further, the back plate comprises a compressor area for corresponding to the compressor assembly, and the plurality of protruding portions comprise a plurality of first protruding shells arranged in the compressor area and arranged at intervals along the horizontal direction.

Further, each first convex hull is a strip-shaped convex hull extending along the vertical direction.

Further, the backboard comprises an electrical box area which is used for being arranged corresponding to the electrical box assembly, and the plurality of protruding parts comprise second convex hulls which are arranged in the electrical box area.

According to a second aspect of the present utility model, there is provided an outdoor unit of an air conditioner, including a chassis and a housing detachably connected to each other to jointly enclose an accommodating space; wherein, the chassis is the chassis.

Further, the cover includes a front panel and a plurality of cover side plates disposed around a peripheral side of the front panel, the plurality of cover side plates including a cover lower side plate disposed at a lower side of the front panel; the dustcoat downside board corresponds the setting with chassis downside board, is provided with a plurality of bar drainage ribs on the dustcoat downside board, and a plurality of bar drainage ribs are along being on a parallel with the horizontal direction interval setting of front panel, and each bar drainage rib all extends along the direction of keeping away from front panel to divide into a plurality of downside drainage face with the internal surface of dustcoat downside board, in order to form a plurality of downside drainage passageway.

Further, the height of the lower drainage channel gradually decreases in a direction away from the front panel.

According to a third aspect of the present utility model, there is provided an air conditioner including the air conditioner outdoor unit described above.

By applying the technical scheme of the utility model, the chassis comprises: the back plate and the plurality of chassis side plates are arranged around the periphery of the back plate, and the plurality of chassis side plates comprise chassis lower side plates arranged on the lower side of the back plate; a plurality of protruding parts are arranged on the inner surface of the backboard at intervals so as to divide the inner surface of the backboard into a plurality of back drainage surfaces to form a plurality of back drainage channels; a plurality of drain holes are formed in the lower side plate of the chassis at intervals; the upper surface of the chassis lower side plate comprises two bottom drainage surfaces positioned between any two adjacent drainage holes, the two bottom drainage surfaces are respectively and correspondingly arranged with the corresponding two drainage holes, and the heights of the bottom drainage surfaces are gradually reduced along the direction close to the corresponding drainage holes. Therefore, the chassis of the utility model can drain condensed water generated on various parts (such as a compressor, a guide cover, an electric box assembly and the like) of the air conditioner outdoor unit and rainwater and the like attached to the condensed water onto the chassis, and the condensed water is converged to the bottom of the air conditioner outdoor unit, namely the upper surface of the lower side plate of the chassis, and finally discharged out of the room through the water discharge holes, thereby avoiding the occurrence of corrosion and the like caused by water flow accumulation in the air conditioner outdoor unit, prolonging the service life of the air conditioner outdoor unit, and solving the problem that more condensed water, rainwater and the like can not be discharged in the outdoor unit of the air conditioner in the prior art.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 shows a schematic structural view of an embodiment of a chassis according to the present utility model;

FIG. 2 illustrates a front view of the chassis illustrated in FIG. 1;

FIG. 3 illustrates a front view of the chassis of FIG. 1 with the electrical box assembly and valve carriage mounted thereon;

fig. 4 is a front view illustrating an air conditioner outdoor unit including the chassis illustrated in fig. 1;

fig. 5 illustrates a sectional view including the air conditioner outdoor unit illustrated in fig. 4;

fig. 6 is a schematic view showing a structure of a casing including the outdoor unit of the air conditioner shown in fig. 4;

fig. 7 is a front view illustrating an outdoor unit including the air conditioner shown in fig. 6 without a cover;

fig. 8 is a front view illustrating an outdoor unit including the air conditioner shown in fig. 7 without including a compressor assembly and a bracket assembly;

fig. 9 is a front view illustrating an air conditioner outdoor unit including the air conditioner shown in fig. 8 without including a fan blade;

fig. 10 is a front view illustrating an outdoor unit including the air conditioner of fig. 9 without a pod;

fig. 11 illustrates a side view of the air conditioner outdoor unit illustrated in fig. 4 when installed at a predetermined position.

Wherein the above figures include the following reference numerals:

1. a chassis;

11. a back plate; 111. a condensation zone; 112. a compressor region; 113. an electrical box area;

12. chassis side plates; 13. a chassis lower side plate;

14. a boss; 141. annular drainage ribs; 142. a first convex hull; 143. a second convex hull;

15. a back drainage surface; 16. A back drainage channel;

17. a drain hole; 171. A first drain hole; 172. A second drain hole;

18. a bottom drainage surface; 181. A first bottom drainage surface; 182. A second bottom drainage surface;

19. avoiding the through hole;

2. an outer cover; 21. a front panel; 22. an outer cover side plate; 23. a lower side plate of the outer cover; 24. strip-shaped drainage ribs; 25. a lower drainage surface; 26. a lower drainage channel;

3. a condenser; 4. a compressor assembly; 5. an electrical box assembly; 6. a bracket assembly; 7. two-device pipeline; 8. a valve support; 9. a fan blade; 10. a guide cover;

100. an air conditioner outdoor unit; 200. a horizontal reference; 300. and (5) installing a wall surface.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1 to 3, the present utility model provides a chassis including: a back plate 11 and a plurality of chassis side plates 12 provided around the peripheral side of the back plate 11, the plurality of chassis side plates 12 including a chassis lower side plate 13 provided on the lower side of the back plate 11; a plurality of protrusions 14 are arranged on the inner surface of the back plate 11 at intervals to divide the inner surface of the back plate 11 into a plurality of back drainage surfaces 15 to form a plurality of back drainage channels 16; a plurality of drain holes 17 are formed in the lower side plate 13 of the chassis at intervals; the upper surface of the chassis lower side plate 13 includes two bottom drainage surfaces 18 located between any two adjacent drainage holes 17, the two bottom drainage surfaces 18 are respectively corresponding to the two corresponding drainage holes 17, and the height of each bottom drainage surface 18 gradually decreases along the direction close to the corresponding drainage hole 17.

Therefore, the chassis of the utility model can drain the condensed water generated on each part (such as a compressor, a guide cover, an electric box assembly and the like) of the air conditioner outdoor unit and the rainwater and the like attached to the condensed water to the chassis, and lead the condensed water to be converged to the bottom of the air conditioner outdoor unit, namely the upper surface of the chassis lower side plate 13 of the chassis, and finally discharge the condensed water to the outside through the water discharge holes 17, thereby avoiding the occurrence of corrosion and the like caused by water flow accumulation in the air conditioner outdoor unit, prolonging the service life of the air conditioner outdoor unit and solving the problem that more condensed water, rainwater and the like can not be discharged in the outdoor unit of the air conditioner in the prior art.

The plurality of the convex parts 14 on the chassis can not only strengthen the overall structural strength of the chassis, but also have the function of diverting accumulated water, thereby avoiding water flow from being concentrated and flowing downwards, and enabling the water flow to the drain holes 17 through the plurality of back drainage channels 16.

The arrangement of the back drainage channel 16 on the chassis of the utility model can also alleviate the drainage capacity of each drainage hole 17, and can also prevent the problem of drainage failure caused by blockage of a certain drainage hole 17.

For example, when one drain hole 17 is blocked, the water accumulated on the chassis can flow to other drain holes 17 through the back drain channel 16 to drain, so that corrosion and other phenomena of the chassis caused by accumulation of accumulated water are avoided, and the service life of the outdoor unit of the air conditioner comprising the chassis is prolonged.

Specifically, the number of the drainage holes 17 is two, the two drainage holes 17 are respectively located at two edges of the upper surface of the chassis lower side plate 13, the two drainage holes 17 are respectively a first drainage hole 171 and a second drainage hole 172, the upper surface of the chassis lower side plate 13 comprises a first bottom drainage surface 181 and a second bottom drainage surface 182 which are connected, the connection part of the first bottom drainage surface 181 and the second bottom drainage surface 182 is located between the first drainage hole 171 and the second drainage hole 172, the height of the first bottom drainage surface 181 gradually decreases along the direction close to the first drainage hole 171, and the height of the second bottom drainage surface 182 gradually decreases along the direction close to the second drainage hole 172.

Thus, the upper surface of the chassis lower side plate 13 is provided with a structure with a middle part higher and two ends lower, namely, the first bottom diversion surface 181 and the second bottom diversion surface 182 are respectively provided with an inclination angle B and an inclination angle C with the horizontal reference 200; wherein, B and C are both more than 0, so as to be favorable for drainage. The "middle" of the "middle height" here is not necessarily the midpoint of the upper surface of the chassis lower side plate 13, and may be a position between the two drain holes 17.

The back plate 11 of the chassis comprises a condensation area 111 which is arranged corresponding to the condenser 3, a plurality of avoidance through holes 19 are formed in the condensation area 111 at intervals, the plurality of protruding portions 14 comprise a plurality of annular drainage ribs 141, the plurality of annular drainage ribs 141 are arranged in one-to-one correspondence with the plurality of avoidance through holes 19, and the circumferential sides of the corresponding avoidance through holes 19, which are surrounded by the annular drainage ribs 141, are arranged.

The chassis of the present utility model includes a back plate 11 including a compressor area 112 for corresponding placement of the compressor assembly 4, and a plurality of bosses 14 including a plurality of first bosses 142 disposed in the compressor area 112, the plurality of first bosses 142 being spaced apart in a horizontal direction.

Each of the first convex hulls 142 is a bar-shaped convex hull extending in the vertical direction.

The chassis of the present utility model further includes a back plate 11 including an electrical box region 113 for positioning in correspondence with the electrical box assembly 5, and a plurality of bosses 14 including a second boss 143 positioned at the electrical box region 113.

Wherein, the second convex hull 143 is connected with the first convex hulls 142.

As shown in fig. 4 to 11, the present utility model provides an outdoor unit of an air conditioner, comprising a chassis 1 and a housing 2, wherein the chassis 1 and the housing 2 are detachably connected to form an accommodating space together; wherein the chassis 1 is the chassis described above.

Specifically, the cover 2 includes a front panel 21 and a plurality of cover side plates 22 provided around the peripheral side of the front panel 21, the plurality of cover side plates 22 including a cover lower side plate 23 provided on the lower side of the front panel 21; the lower cover side plate 23 is arranged corresponding to the lower chassis side plate 13, a plurality of strip-shaped drainage ribs 24 are arranged on the lower cover side plate 23, the strip-shaped drainage ribs 24 are arranged at intervals along a horizontal direction parallel to the front panel 21, and each strip-shaped drainage rib 24 extends along a direction away from the front panel 21 so as to divide the inner surface of the lower cover side plate 23 into a plurality of lower side drainage surfaces 25 to form a plurality of lower side drainage channels 26.

Wherein the height of the lower drainage channel 26 gradually decreases in a direction away from the front panel 21.

Thus, by providing the plurality of strip-shaped drainage ribs 24 on the lower side plate 23 of the housing, the inclination angle between the extending direction of the formed lower drainage channel 26 and the horizontal reference 200 is set to be a; wherein A is more than 0, the water flow on the lower side plate 23 of the outer cover can be divided into a plurality of sections and drained to the lower side plate 13 of the chassis, which is more beneficial to drainage.

The utility model also provides an air conditioner comprising the air conditioner outdoor unit.

The air conditioner of the present utility model comprises an air conditioner outdoor unit 100 shown in fig. 4 to 11, the air conditioner outdoor unit 100 comprises a chassis 1 and a housing 2, and the chassis 1 and the housing 2 are detachably connected to jointly enclose a receiving space; the chassis 1 is the chassis, and a condenser 3, a compressor component 4, an electrical box component 5, a bracket component 6, two pipelines 7, a valve bracket 8, fan blades 9 and a guide cover 10 are installed in an accommodating space.

As shown in fig. 11, the air conditioner outdoor unit 100 is installed on an installation wall surface 300 perpendicular to the horizontal reference 200.

In the embodiment of the chassis of the present utility model shown in fig. 1 to 3, the chassis comprises: a back plate 11 and a plurality of chassis side plates 12 provided around the peripheral side of the back plate 11, the plurality of chassis side plates 12 including a chassis lower side plate 13 provided on the lower side of the back plate 11; a plurality of protrusions 14 are arranged on the inner surface of the back plate 11 at intervals to divide the inner surface of the back plate 11 into a plurality of back drainage surfaces 15 to form a plurality of back drainage channels 16; two drain holes 17 are arranged on the lower side plate 13 of the chassis at intervals; wherein, two water drainage holes 17 are located two edges of the upper surface of chassis lower side plate 13 respectively, two water drainage holes 17 are first water drainage hole 171 and second water drainage hole 172 respectively, the upper surface of chassis lower side plate 13 includes first bottom drainage face 181 and second bottom drainage face 182 that are connected, the junction of first bottom drainage face 181 and second bottom drainage face 182 is located between first water drainage hole 171 and second water drainage hole 172, the height of first bottom drainage face 181 reduces gradually along the direction that is close to first water drainage hole 171, the height of second bottom drainage face 182 reduces gradually along the direction that is close to second water drainage hole 172.

Specifically, backplate 11 includes the condensation region 111 that corresponds the setting with condenser 3, and the condensation region 111 interval is provided with a plurality of through-holes 19 of dodging, and a plurality of bellying 14 include a plurality of annular drainage ribs 141, and a plurality of annular drainage ribs 141 set up with a plurality of through-holes 19 one-to-one, and the week side that corresponding dodging through-hole 19 that each annular drainage rib 141 all encircleed sets up.

Specifically, the back plate 11 includes a compressor area 112 for being disposed corresponding to the compressor assembly 4, and the plurality of bosses 14 includes a plurality of first bosses 142 disposed at the compressor area 112, the plurality of first bosses 142 being disposed at intervals in a horizontal direction; each of the first convex hulls 142 is a bar-shaped convex hull extending in the vertical direction.

Specifically, the chassis of the present utility model further includes a back plate 11 including an electrical box region 113 for being disposed corresponding to the electrical box assembly 5, and the plurality of bosses 14 includes a second convex hull 143 disposed at the electrical box region 113; wherein, the second convex hull 143 is connected with the first convex hulls 142.

In the embodiment of the cover 2 shown in fig. 4 to 11, the cover 2 includes a front panel 21 and a plurality of cover side plates 22 provided around the peripheral side of the front panel 21, the plurality of cover side plates 22 including a cover lower side plate 23 provided on the lower side of the front panel 21; the lower cover side plate 23 is arranged corresponding to the lower chassis side plate 13, a plurality of strip-shaped drainage ribs 24 are arranged on the lower cover side plate 23, the strip-shaped drainage ribs 24 are arranged at intervals along the horizontal direction, each strip-shaped drainage rib 24 extends along the direction far away from the front panel 21 so as to divide the inner surface of the lower cover side plate 23 into a plurality of lower side drainage surfaces 25 to form a plurality of lower side drainage channels 26; wherein the height of the lower drainage channel 26 gradually decreases in a direction away from the front panel 21.

From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects:

the chassis of the present utility model comprises: a back plate 11 and a plurality of chassis side plates 12 provided around the peripheral side of the back plate 11, the plurality of chassis side plates 12 including a chassis lower side plate 13 provided on the lower side of the back plate 11; a plurality of protrusions 14 are arranged on the inner surface of the back plate 11 at intervals to divide the inner surface of the back plate 11 into a plurality of back drainage surfaces 15 to form a plurality of back drainage channels 16; a plurality of drain holes 17 are formed in the lower side plate 13 of the chassis at intervals; the upper surface of the chassis lower side plate 13 includes two bottom drainage surfaces 18 located between any two adjacent drainage holes 17, the two bottom drainage surfaces 18 are respectively corresponding to the two corresponding drainage holes 17, and the height of each bottom drainage surface 18 gradually decreases along the direction close to the corresponding drainage hole 17. Therefore, the chassis of the utility model can drain the condensed water generated on each part (such as a compressor, a guide cover, an electric box assembly and the like) of the air conditioner outdoor unit and the rainwater and the like attached to the condensed water to the chassis, and lead the condensed water to be converged to the bottom of the air conditioner outdoor unit, namely the upper surface of the chassis lower side plate 13 of the chassis, and finally discharge the condensed water to the outside through the water discharge holes 17, thereby avoiding the occurrence of corrosion and the like caused by water flow accumulation in the air conditioner outdoor unit, prolonging the service life of the air conditioner outdoor unit and solving the problem that more condensed water, rainwater and the like can not be discharged in the outdoor unit of the air conditioner in the prior art.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present application, it should be understood that, where azimuth terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal", and "top, bottom", etc., indicate azimuth or positional relationships generally based on those shown in the drawings, only for convenience of description and simplification of the description, these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A chassis, comprising:

a back plate (11) and a plurality of chassis side plates (12) arranged around the peripheral side of the back plate (11), wherein the plurality of chassis side plates (12) comprise a chassis lower side plate (13) arranged on the lower side of the back plate (11); a plurality of protruding parts (14) are arranged on the inner surface of the back plate (11) at intervals so as to divide the inner surface of the back plate (11) into a plurality of back drainage surfaces (15) to form a plurality of back drainage channels (16); a plurality of drain holes (17) are formed in the lower side plate (13) of the chassis at intervals;

the upper surface of the chassis lower side plate (13) comprises two bottom drainage surfaces (18) located between any two adjacent drainage holes (17), the two bottom drainage surfaces (18) are respectively arranged corresponding to the two drainage holes (17), and the heights of the bottom drainage surfaces (18) are gradually reduced along the direction close to the corresponding drainage holes (17).

2. Chassis according to claim 1, characterized in that the number of drainage holes (17) is two, two drainage holes (17) are respectively located at two edges of the upper surface of the chassis lower side plate (13), two drainage holes (17) are respectively a first drainage hole (171) and a second drainage hole (172), the upper surface of the chassis lower side plate (13) comprises a first bottom drainage surface (181) and a second bottom drainage surface (182) which are connected, the connection of the first bottom drainage surface (181) and the second bottom drainage surface (182) is located between the first drainage hole (171) and the second drainage hole (172), the height of the first bottom drainage surface (181) gradually decreases in a direction approaching the first drainage hole (171), and the height of the second bottom drainage surface (182) gradually decreases in a direction approaching the second drainage hole (172).

3. The chassis according to claim 1, wherein the back plate (11) includes a condensation area (111) corresponding to the condenser (3), a plurality of avoidance through holes (19) are provided at intervals in the condensation area (111), the plurality of protruding portions (14) include a plurality of annular drainage ribs (141), the plurality of annular drainage ribs (141) are provided in one-to-one correspondence with the plurality of avoidance through holes (19), and the respective circumferential sides of the avoidance through holes (19) around which the annular drainage ribs (141) are all surrounded are provided.

4. Chassis according to claim 1, wherein the back plate (11) comprises a compressor area (112) for being arranged in correspondence of the compressor assembly (4), the plurality of protrusions (14) comprising a plurality of first convex hulls (142) arranged in the compressor area (112), the plurality of first convex hulls (142) being arranged at intervals in the horizontal direction.

5. The chassis of claim 4, wherein each of the first convex hulls (142) is a bar-shaped convex hull extending in a vertical direction.

6. Chassis according to claim 1, characterized in that the back plate (11) comprises an electrical box area (113) for being arranged in correspondence with an electrical box assembly (5), the plurality of protrusions (14) comprising a second convex hull (143) arranged at the electrical box area (113).

7. An air conditioner outdoor unit is characterized by comprising a chassis (1) and an outer cover (2), wherein the chassis (1) and the outer cover (2) are detachably connected to jointly enclose an accommodating space; wherein the chassis (1) is a chassis according to any one of claims 1 to 6.

8. The outdoor unit of claim 7, wherein the cover (2) includes a front panel (21) and a plurality of cover side plates (22) provided around a peripheral side of the front panel (21), the plurality of cover side plates (22) including a cover lower side plate (23) provided at a lower side of the front panel (21); the utility model discloses a chassis, including chassis, front panel (21), dustcoat downside board (23), chassis downside board (13) correspond and set up, be provided with a plurality of bar drainage ribs (24) on dustcoat downside board (23), a plurality of bar drainage ribs (24) are along being on a parallel with the horizontal direction interval setting of front panel (21), each bar drainage rib (24) are all followed and are kept away from the direction of front panel (21), in order to divide into a plurality of downside drainage face (25) with the internal surface of dustcoat downside board (23) is divided into a plurality of downside drainage passageway (26).

9. An outdoor unit of claim 8, wherein the height of said lower drainage channel (26) decreases gradually in a direction away from said front panel (21).

10. An air conditioner comprising the air conditioner outdoor unit according to any one of claims 7 to 9.