CN215597740U

CN215597740U - Drainage component, outdoor unit and air conditioner

Info

Publication number: CN215597740U
Application number: CN202121327669.3U
Authority: CN
Inventors: 侯保锁
Original assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan HVAC Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan HVAC Equipment Co Ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2022-01-21
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a drainage component, an outdoor unit and an air conditioner, wherein the drainage component comprises a base plate and a drainage piece, the base plate is provided with a bottom wall, and the bottom wall is provided with a drainage outlet; the drainage piece is connected in the bottom of diapire and arranges along the outer edge of outlet, and the drainage piece is used for the play water of guide outlet. Through setting up the drainage piece along the outer edge in the outlet of diapire, even discharge is little, also can will be located outlet water guide discharge all around through the drainage piece to destroy the tension of water, until arrange water to the greatest extent, avoid forming the water film in the outlet department under the tension influence of water, consequently, the water film freezes when can avoiding the low temperature and causes the outlet to block up, thereby the hydroenergy that makes the chassis can in time be discharged, reduces the fault rate of air conditioner, the reliability of reinforcing operation air conditioner.

Description

Drainage component, outdoor unit and air conditioner

Technical Field

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

Background

With the improvement of living standard of people, the utilization rate of the air conditioner is higher and higher, wherein, the normal work of the air conditioner is influenced by whether the drainage of an outdoor unit of the air conditioner is smooth or not. The outdoor unit of the existing air conditioner usually adopts a drainage structure that a drainage port is formed in a chassis for drainage, when the air conditioner defrosts, water formed by defrosting is drained through the drainage port, however, when defrosting drainage is nearly finished, the water flow of the drainage port is small, at the moment, under the influence of the tension of water, the water is very easy to form a thin water film at the drainage port, the water film cannot be broken for a long time, when the air conditioner is switched to a heating mode, a heat exchanger of the outdoor unit absorbs heat to reduce the temperature of the water film, or when the temperature of the external environment is low, the water film is easy to freeze to block the drainage port, the timely drainage of the water on the chassis is influenced, and the normal work of the air conditioner is further influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a drainage assembly capable of avoiding freezing blockage.

The utility model also provides an outdoor unit with the drainage assembly and an air conditioner with the outdoor unit.

A drain assembly according to an embodiment of the first aspect of the utility model comprises a chassis having a bottom wall provided with a drain opening; the drainage piece, connect in the bottom of diapire and follow the outer edge of outlet arranges, the drainage piece is used for guiding the play water of outlet.

The drainage assembly according to the embodiment of the first aspect of the utility model has at least the following advantages: drainage mouth department through the diapire on the chassis sets up the drainage piece, and the drainage piece is arranged along the outer edge of outlet, even discharge is little, also can be located outlet water guide discharge all around through the drainage piece, with the tension of destruction water, until arrange water to the greatest extent, avoid forming the water film in drainage mouth department under the tension influence of water, consequently, the water film freezes when can avoiding the low temperature and causes the outlet to block up, thereby make hydroenergy discharge in time, reduce the fault rate of air conditioner, the reliability of reinforcing operation air conditioner.

According to some embodiments of the utility model, the drainage member comprises a drainage portion and a drainage portion, the drainage portion is arranged around the outer edge of the drainage opening, and the drainage portion is connected to one end of the drainage portion, which is far away from the bottom wall.

According to some embodiments of the utility model, the bottom wall is provided with a collection portion which is recessed toward a bottom end of the bottom wall, and the drain opening is provided in the collection portion.

According to some embodiments of the utility model, the drain assembly further comprises a drain connector, the drain connector is provided with a first connecting portion, the collecting portion is provided with a second connecting portion, and the first connecting portion and the second connecting portion are detachably connected, so that the drain connector is detachably mounted at the bottom end of the bottom wall and is communicated with the drain opening.

According to some embodiments of the utility model, one of the first connecting portion and the second connecting portion is provided as a snap, and the other is provided as a snap hole to be fitted with the snap.

According to some embodiments of the utility model, the drainage joint is provided with a diversion cavity and a water outlet cavity, one end of the diversion cavity is communicated with the drainage outlet, the other end of the diversion cavity is communicated with the water outlet cavity, and the water outlet end of the drainage member is accommodated in the diversion cavity.

According to some embodiments of the utility model, an inner wall of the diversion cavity is disposed away from the drainage member in a radial direction of the diversion cavity, and an inner diameter of the diversion cavity is larger than an outer diameter of the drainage member.

According to some embodiments of the utility model, the drainage connector is further provided with a water receiving portion, the water receiving portion is located at the periphery of the diversion cavity and connected with the cavity wall of the diversion cavity, and the first connecting portion is arranged on one side, facing the bottom wall, of the water receiving portion.

According to some embodiments of the utility model, the water discharge joint is further provided with a water retaining part which is connected to the outer edge of the water receiving part and protrudes towards the bottom wall.

An outdoor unit according to an embodiment of the second aspect of the present invention includes the drainage assembly according to the embodiment of the first aspect of the present invention.

The outdoor unit according to the embodiment of the second aspect of the present invention has at least the following advantages: the outdoor unit adopts the drainage assembly, so that the water film can be prevented from being frozen at low temperature to block the drainage port, water generated by the outdoor unit can be discharged to the outside in time, the failure rate of the outdoor unit is reduced, the reliability of running the outdoor unit is enhanced, and the competitiveness of a product is improved.

An air conditioner according to an embodiment of the third aspect of the present invention includes the outdoor unit according to the embodiment of the second aspect of the present invention.

According to the air conditioner of the embodiment of the third aspect of the utility model, at least the following beneficial effects are achieved: the air conditioner adopts the outdoor unit, so that water generated by the outdoor unit can be discharged to the outside in time, the failure rate of the outdoor unit is reduced, the failure rate of the air conditioner is reduced, the reliability of the running air conditioner is enhanced, and the competitiveness of products is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

FIG. 1 is a perspective view of a drain assembly according to an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a cross-sectional view of a drain assembly according to an embodiment of the present invention;

FIG. 4 is an enlarged view at B in FIG. 3;

FIG. 5 is a perspective view of a drain fitting of an embodiment of the present invention;

fig. 6 is a sectional view of a drain fitting according to an embodiment of the present invention.

Reference numerals:

a chassis 100; a bottom wall 110; a collecting section 111; a drain port 112; a chucking hole 113;

a drainage member 200; a drainage portion 210; a drain portion 220;

a drain connector 300; a buckle 310; a latch 311; a guide portion 312; a diversion cavity 320; an outlet chamber 330; a water receiving part 340; a water blocking part 350; a reinforcing rib 360; a damping step 370.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly defined, terms such as set, mounted, connected, assembled, matched and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the terms in the present invention by combining the specific contents of the technical solutions.

Referring to fig. 1 and 2, the drainage assembly according to the first embodiment of the present invention is applied to an outdoor unit of an air conditioner, and is used for draining water of the outdoor unit, such as defrosting water, rainwater, or condensed water, to prevent the water from accumulating inside the outdoor unit, and to prevent the water from being frozen to block the drainage opening 112 when the outdoor unit drips or the water is frozen at a low temperature, so as to facilitate normal operation of the outdoor unit and the air conditioner. Specifically, the drain assembly comprises a base plate 100 and a drain member 200, wherein the lower end of the base plate 100 is provided with a bottom wall 110, the bottom wall 110 is provided with a drain opening 112, the drain opening 112 faces downwards, the drain member 200 is connected to the bottom wall 110 and arranged along the outer edge of the drain opening 112, and the drain member 200 is used for guiding the water discharged from the drain opening 112. The bottom plate 100 is a lower end plate of the outdoor unit and is used for collecting defrosting water, condensed water or rainwater generated by the outdoor unit, the drainage member 200 may be an annular flange structure which is located at the drainage port 112 and integrally formed on the bottom wall 110, the annular flange structure is turned downwards, and the annular flange structure can guide water around the drainage port 112 to flow out and destroy the tension of the water, so as to avoid forming a water film; or the drainage member 200 is provided with a plurality of water absorbing flexible wires which are arranged at the water outlet 112 and are arranged at intervals along the circumferential direction of the water outlet 112, the water absorbing flexible wires are suspended on the side wall of the water outlet 112 and extend downwards, when the water flow is small, the water absorbing flexible wires can absorb water, so that the water is accumulated and dripped at the lower ends of the water absorbing flexible wires, the tension of the water is damaged, and the formation of a water film is avoided; of course, the drainage member 200 may have other structures, as long as it can guide the water to be drained and destroy the tension of the water, which is not illustrated herein.

Referring to fig. 2, the drainage member 200 is disposed at the outer edge of the drainage port 112, so that water in the base plate 100 can be guided and discharged to the outside, and particularly when the water is nearly drained and the water flow rate is small, the drainage member 200 can guide and discharge a small amount of water around the drainage port 112 to destroy the tension of the water until the water is drained, so as to prevent the water film from forming at the drainage port 112 under the tension of the water, i.e., prevent the water film from freezing at a low temperature to block the drainage port 112, for example, the air conditioner is switched to a heating mode, a heat exchanger of an outdoor unit absorbs heat to cause a low-temperature state at the drainage port 112, or the external environment temperature is low to cause a low-temperature state at the drainage port 112, so that the water can be discharged in time, prevent the accumulated water from affecting the normal operation of the air conditioner, reduce the failure rate of the air conditioner, and enhance the reliability of the air conditioner.

Referring to fig. 3 and 4, it should be noted that, when the drainage member 200 is configured as an annular flange structure located at the drainage port 112 and integrally formed on the chassis 100, the annular flange structure is turned downward, the drainage member 200 includes a drainage portion 210 and a drainage portion 220, the drainage portion 210 is surrounded on the outer edge of the drainage port 112, the drainage portion 220 is connected to one end of the drainage portion 210 away from the bottom wall 110, that is, the upper end of the drainage portion 210 is connected to the bottom wall 110, and the lower end of the drainage portion 210 is connected to the drainage portion 220, that is, the annular flange structure includes an annular drainage portion 210 and an annular drainage portion 220 connected to each other, and the inner wall of the annular drainage portion 210 and the inner wall of the annular drainage portion 220 are in smooth transition, the longitudinal section of the drainage portion 210 is in an arc structure, that is, the inner wall of the annular drainage portion 210 is in an arc structure, and the inner wall of the annular drainage portion 210 is connected to and in smooth transition with the bottom wall 110; the longitudinal section of the water discharging part 220 is a straight wall structure, however, the straight wall structure may have a taper, for example, the included angle formed by the straight wall structure and the vertical plane is 80 degrees, 90 degrees or other, of course, it is contemplated that the lower opening of the drain 220 should not be too small to avoid a water film forming at this opening, the drainage 210 serves as a transition structure between the bottom wall 110 and the drain 220, when the water flow rate is small, the water around the drain port 112 can be guided to the drain portion 220, to break the tension of water and avoid forming a water film on the water outlet 112, the water in the water outlet 220 is discharged to the lower part of the chassis 100 under the action of gravity, the water in the chassis 100 can be drained completely, the water outlet 112 is prevented from being blocked due to icing of the water film or the water in the chassis 100 at low temperature, the water is prevented from being discharged in time, the normal work of the air conditioner is prevented from being influenced by accumulated water, the fault rate of the air conditioner is reduced, and the reliability of the running air conditioner is enhanced.

Referring to fig. 1 and 2, it should be noted that the bottom wall 110 of the chassis 100 is further provided with a collecting portion 111, the collecting portion 111 is recessed toward the bottom end of the bottom wall 110, that is, the collecting portion 111 is a recessed position in which the bottom wall 110 is recessed downward, and the drain port 112 is provided in the collecting portion 111, so that water on the chassis 100 is collected to the collecting portion 111 and then drained, so as to drain away the accumulated water on the chassis 100.

Referring to fig. 3 and 4, it should be noted that the drainage assembly further includes a drainage connector 300, the drainage connector 300 is provided with a first connecting portion, the bottom wall 110 is provided with a second connecting portion, and the second connecting portion is provided at the collecting portion 111, and the first connecting portion and the second connecting portion are detachably connected, so that the drainage connector 300 is mounted at the bottom end of the chassis 100 and is communicated with the drainage port 112. The first connecting portion and the second connecting portion may be a combination of a buckle 310 and a buckle hole (or a buckle groove), a combination of an internal thread and an external thread, or a combination of an insert plate and an insert hole (or a slot), and the like, and the drainage connector 300 is detachably mounted at the drainage port 112 of the chassis 100 through the detachable fit between the first connecting portion and the second connecting portion, so as to facilitate subsequent maintenance; it is understood that one end of the drain connector 300 is abutted against the drain opening 112, and the other end thereof can be connected to a hose, so that water generated from the outdoor unit can be guided from the drain opening 112 to the hose and discharged to a designated position through the hose, for example, to a drain pipe, a water collection tank, etc., to prevent the water from being discharged to the ground, thereby keeping the environment clean. It can be understood that the outer wall of the end of the drain connector 300 connected to the hose is provided with a plurality of annular damping steps 370, and the annular damping steps 370 are arranged at intervals, so that the hose can be effectively prevented from falling off, and the reliability is improved.

Referring to fig. 4 to 6, it can be understood that one of the first and second connection parts is provided as a catch 310 and the other is provided as a catch hole 113 to be fitted with the catch 310. For example, the first connecting portion is provided as a buckle 310, the second connecting portion is provided as a clamping hole 113 matched with the buckle 310, the buckle 310 is provided at the upper end of the drainage connector 300 and extends upwards, the top end of the buckle 310 is provided with a clamping block 311 protruding towards the side surface, the clamping block 311 is provided with a guide portion 312, such as an inclined surface structure or an arc surface structure, so that the clamping block 311 is arranged in the clamping hole 113 in a penetrating manner, and the installation is convenient, the buckle 310 can be a sheet metal part or a plastic part and has a certain bending deformation amount and a resetting capability, the clamping hole 113 can be a round hole or a direction hole, the clamping hole 113 is provided in the collection portion 111 of the bottom wall 110, when the buckle 310 is connected with the clamping hole 113, the buckle 310 is arranged in the penetrating manner in the clamping hole 113 and the clamping block 311 of the buckle 310 abuts against the upper end surface of the collection portion 111, so that the connection of the buckle 310 is realized, the installation is stable, and the drainage connector 300 is prevented from falling off or rotating; when the drainage connector 300 is installed, the buckle 310 is only required to be aligned to the clamping hole 113, and the drainage connector 300 is pressed upwards until the buckle 310 is in place (namely the clamping block 311 is abutted to the upper end face of the collecting part 111), other accessories do not exist, the structure is simple, a professional installation tool is not required, the installation is convenient, the looseness is not easy, and the connection is stable and reliable; when the drainage connector 300 is detached, the fixture block 311 is pushed towards the center of the drainage port 112, so that the fixture block 311 is separated from the collecting part 111, and the drainage connector 300 can be detached downwards, so that the detachment operation is simple and the maintenance is convenient. Of course, the first connecting portion may also be disposed as the fastening hole 113, and the second connecting portion is disposed as the fastening buckle 310 engaged with the fastening hole 113, at this time, the fastening hole 113 is disposed at the upper end of the drain connector 300, the fastening buckle 310 is welded at the lower end of the collecting portion 111, or the fastening buckle 310 is integrally formed at the lower end of the collecting portion 111 of the chassis 100, the fastening buckle 310 extends downward, and the lower end of the fastening buckle 310 protrudes to the side to form the fastening block 311, so that the drain connector 300 can be connected with the fastening buckle 310 of the chassis 100, and the installation is convenient.

It can be understood that, compared with the combination that the first connecting portion is set as the fastening hole 113 and the second connecting portion is set as the fastening 310, preferably, the first connecting portion is set as the fastening 310 and the second connecting portion is set as the fastening hole 113, that is, the chassis 100 only has the fastening hole 113 added, therefore, when the chassis 100 is produced, only the punching process on the existing structure is needed, the mold does not need to be changed, and the production cost is favorably reduced.

Referring to fig. 2, it can be understood that, when the drain connector 300 is connected to the chassis 100, the connection of the snap 310 is realized by at least two sets of the snap 310 and the snap hole 113, and the at least two sets of the snap 310 and the snap hole 113 are uniformly arranged along the circumference of the drain opening 112, so as to ensure that the drain connector 300 is stably installed and prevent water leakage. Specifically, the drain opening 112 is configured as a circular hole, three fasteners 310 and three fastener holes 113 are provided, the three fastener holes 113 are provided at intervals at the lower end of the collecting portion 111 along the circumferential direction of the drain opening 112, that is, the centers of the three fastener holes 113 are located on the same circumference, which facilitates the fastening and installation of the drain connector 300 in the free rotation direction, and the three fastener holes 113 are uniformly arranged in the circumferential direction, that is, the included angle formed by the connecting lines of the two adjacent fastener holes 113 and the center of the drain opening 112 is 120 °, the three fasteners 310 are provided at the upper end of the drain connector 300, the three fasteners 310 are located in one-to-one correspondence with the three fastener holes 113, and the connection structure of each group of fasteners 310 and the fastener holes 113 is the same, it can be understood that the drain connector 300 is in an "L" shape ", therefore, when the drain connector 300 is installed, the water outlet end of the drain connector 300 can face toward three different directions, which helps to enrich the installation manner of the drain connector 300, the method and the device have the advantages that the proper installation direction is selected to adapt to the actual installation environment of the outdoor unit, the interference problem is avoided, and the product competitiveness is improved. Of course, two sets of the fasteners 310 and the fastening holes 113 corresponding to each other in number and position may be provided, at this time, the two fastening holes 113 are symmetrically provided at both sides of the drain opening 112, that is, an included angle formed by connecting lines of the two fastening holes 113 and the center of the drain opening 112 is 180 °, so that the water outlet end of the drain connector 300 can face two opposite directions; four groups of buckles 310 and the clamping holes 113 which correspond to each other in number and position can be arranged, at the moment, the four clamping holes 113 are uniformly distributed along the circumferential direction of the water outlet 112, the centers of the four clamping holes 113 are positioned on the same circumference, namely, an included angle formed by connecting lines of the adjacent two clamping holes 113 and the center of the water outlet 112 is 90 degrees, so that the water outlet end of the water outlet joint 300 can face to four different directions, and the installation mode of the water outlet joint 300 is further enriched; five or six groups, etc. may also be provided, which are not illustrated here.

Referring to fig. 6, it should be noted that the drainage connector 300 is provided with a diversion cavity 320 and a water outlet cavity 330, one end of the diversion cavity 320 is communicated with the drainage port 112, the other end is communicated with the water outlet cavity 330, and the water outlet end of the diversion member 200 is accommodated in the diversion cavity 320. Specifically, the drainage joint 300 is of a pipe structure, the upper end of the drainage joint 300 forms a diversion cavity 320, the wall body of the diversion cavity 320 is arranged away from the drainage member 200 along the radial direction of the diversion cavity 320, so that the inner diameter of the diversion cavity 320 is larger than the outer diameter of the drainage member 200, namely, the inner diameter of the diversion cavity 320 is matched with the outer diameter of the drainage part 220 of the drainage member 200, the lower end of the drainage joint 300 forms a water outlet cavity 330, and the water outlet cavity 330 is in an 'L' shape, when the drainage joint 300 is installed, the drainage part 220 of the drainage member 200 is accommodated in the diversion cavity 320, the installation structure is compact, so that water discharged from the drainage part 220 directly enters the diversion cavity 320 and is discharged to the outside of the outdoor unit through the water outlet cavity 330, water leakage is avoided, and the product quality is improved; it can be understood that the inner diameter of the diversion cavity 320 is larger than the inner diameter of the water outlet cavity 330, and the inner wall of the diversion cavity 320 is in transitional connection with the inner wall of the water outlet cavity 330 through an arc structure, so that water in the diversion cavity 320 smoothly flows into the water outlet cavity 330 and is discharged, and water leakage or water film formation caused by accumulated water is avoided; of course, the inner diameter of the diversion cavity 320 can also be smaller than or equal to the inner diameter of the water outlet cavity 330.

Referring to fig. 4 and 5, it can be understood that the drain connector 300 is further provided with a water receiving portion 340, the water receiving portion 340 is located at the periphery of the diversion cavity 320 and is connected to the cavity wall of the diversion cavity 320, and the first connecting portion is provided at a side of the water receiving portion 340 facing the bottom wall 110. Specifically, the water receiving portion 340 is connected to the upper end of the drain connector 300, the water receiving portion 340 is configured as an annular plate, an inner ring of the annular plate is connected to the outer side of the wall body of the diversion cavity 320, that is, the water receiving portion 340 is a structural form in which the outer wall of the diversion cavity 320 extends outward along the radial direction, the water receiving portion 340 is integrally formed on the drain connector 300, the first connecting portion is disposed on the upper side of the water receiving portion 340, for example, the buckle 310 is welded or integrally formed on the water receiving portion 340 and extends upward, or the clamping hole 113 is disposed on the water receiving portion 340; in the case that the water receiving part 340 is provided with the buckle 310 and the collecting part 111 of the chassis 100 is provided with the clamping hole 113, when the drain connector 300 is installed on the bottom wall 110 of the chassis 100, the upper end surface of the water receiving part 340 faces the collecting part 111, and the water receiving part 340 can cover the clamping hole 113 in the vertical direction, so that the water receiving part 340 can receive the water leaked at the clamping hole 113, and the leaked water flows into the diversion cavity 320 to be discharged, thereby preventing water leakage; of course, it can be understood that the water receiving portion 340 may be inclined downward to one side of the diversion cavity 320 by a certain angle, so as to ensure that the leaked water flows into the diversion cavity 320, and further prevent water leakage; in addition, the upper end surface of the water receiving portion 340 and the inner wall of the diversion cavity 320 may be transitionally connected through a cambered structure, so that the leaked water smoothly flows into the diversion cavity 320 and is discharged, thereby avoiding water accumulation.

It can be understood that, in the case that the water receiving part 340 is provided with the fastening hole 113, and the collection part 111 of the chassis 100 is provided with the fastening buckle 310, since the collection part 111 does not leak water, at this time, the water receiving part 340 does not perform a water receiving function, and is only used for installation. It can be understood that, in order to increase the structural strength of the drainage connector 300, in particular, the structural strength of the water receiving portion 340, the drainage connector 300 is provided with the reinforcing rib 360, and the reinforcing rib 360 is connected to the outer wall of the L-shaped water outlet cavity 330 and the lower end surface of the water receiving portion 340, so as to enhance the structural strength of the water receiving portion 340 and prevent the water receiving portion 340 from being broken.

Referring to fig. 4 and 5, it can be understood that the drain connector 300 is further provided with a water stopping portion 350, and the water stopping portion 350 is connected to the outer edge of the water receiving portion 340 and is convexly provided toward the bottom wall 110. Specifically, the water blocking portion 350 is annular, the water blocking portion 350 is connected to the outer edge of the water receiving portion 340 (i.e., an annular plate), and the water blocking portion 350 is protruded upward, when the drain joint 300 is installed on the chassis 100, the upper end of the water blocking portion 350 is closely attached to the lower end surface of the bottom wall 110, on one hand, the water blocking portion 350 can block water leaking from the fastening hole 113 to overflow outwards to prevent water leakage, and on the other hand, the water blocking portion 350 can block external dust, impurities and the like from entering the drain joint 300 to prevent the drain joint 300 from being blocked; in addition, it can be understood that, since the upper end of the water blocking portion 350 is closely attached to the lower end surface of the bottom wall 110, the acting force of the bottom wall 110 on the drain connector 300 is downward, and the latch 311 of the latch 310 abuts against the upper end surface of the collecting portion 111 (i.e. the upper end surface of the bottom wall 110), the acting force of the bottom wall 110 on the drain connector 300 is upward, and the drain connector 300 is tightly mounted on the chassis 100 by means of the acting forces in two opposite directions, so as to prevent the drain connector 300 from loosening and causing water leakage.

The outdoor unit of the embodiment of the second aspect of the present invention includes a heat exchanger and the drainage assembly of the embodiment of the first aspect of the present invention, the drainage assembly is installed below the heat exchanger of the outdoor unit, and the drainage assembly is used for draining water to the outside of the outdoor unit. The outdoor unit adopts the drainage assembly, so that the water film can be prevented from being frozen at low temperature to block the drainage port 112, and water generated by the outdoor unit can be discharged to the outside in time, thereby being beneficial to reducing the failure rate of the outdoor unit, enhancing the reliability of the running outdoor unit and improving the competitiveness of products.

The air conditioner according to the third aspect of the present invention includes an indoor unit and an outdoor unit according to the second aspect of the present invention, and a refrigerant pipe is connected between the indoor unit and the outdoor unit. The air conditioner adopts the outdoor unit, so that water generated by the outdoor unit can be discharged to the outside in time, the failure rate of the outdoor unit is reduced, the failure rate of the air conditioner is reduced, the reliability of the running air conditioner is enhanced, and the competitiveness of products is improved.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A drain assembly, comprising:

a chassis having a bottom wall provided with a drain opening;

the drainage piece, connect in the bottom of diapire and follow the outer edge of outlet arranges, the drainage piece is used for guiding the play water of outlet.

2. The drain assembly of claim 1, wherein: the drainage piece includes drainage portion and drainage portion, drainage portion encloses to be located the outer edge in outlet, drainage portion connect in drainage portion deviates from the one end of diapire.

3. A drainage assembly as claimed in claim 1 or 2, wherein: the diapire is provided with collects the portion, collect the portion orientation the bottom of diapire is sunken to be set up, the outlet set up in collect the portion.

4. A drain assembly according to claim 3, wherein: the drainage assembly further comprises a drainage connector, the drainage connector is provided with a first connecting portion, the collecting portion is provided with a second connecting portion, and the first connecting portion and the second connecting portion are detachably connected, so that the drainage connector is detachably mounted at the bottom end of the bottom wall and communicated with the water outlet.

5. The drain assembly of claim 4, wherein: one of the first connecting part and the second connecting part is arranged to be a buckle, and the other one is arranged to be a clamping hole matched with the buckle.

6. The drain assembly of claim 4, wherein: the drainage connector is provided with a flow guide cavity and a water outlet cavity, one end of the flow guide cavity is communicated with the water outlet, the other end of the flow guide cavity is communicated with the water outlet cavity, and the water outlet end of the flow guide piece is accommodated in the flow guide cavity.

7. The drain assembly of claim 6, wherein: the inner wall of the diversion cavity deviates from the drainage piece along the radial direction of the diversion cavity, and the inner diameter of the diversion cavity is larger than the outer diameter of the drainage piece.

8. The drain assembly of claim 6, wherein: the drainage connector is further provided with a water receiving portion, the water receiving portion is located on the periphery of the diversion cavity and connected with the cavity wall of the diversion cavity, and the first connecting portion is arranged on one side, facing the bottom wall, of the water receiving portion.

9. The drain assembly of claim 8, wherein: the water drainage connector is further provided with a water retaining portion, and the water retaining portion is connected to the outer edge of the water receiving portion and protrudes towards the bottom wall.

10. An outdoor unit, comprising the drainage assembly of any one of claims 1 to 9.

11. An air conditioner comprising the outdoor unit of claim 10.