WO2019201155A1

WO2019201155A1 - Drainage connecting pipe, drainage structure, and air conditioner

Info

Publication number: WO2019201155A1
Application number: PCT/CN2019/082276
Authority: WO
Inventors: 张坤鹏; 张华中; 刘文亮; 吴伟超; 陈永锋
Original assignee: 宁波奥克斯电气股份有限公司; 奥克斯空调股份有限公司
Priority date: 2018-04-19
Filing date: 2019-04-11
Publication date: 2019-10-24
Also published as: CN108361956B; CN108361956A

Abstract

The present invention relates to the technical field of air conditioners, and provides a drainage connecting pipe, a drainage structure, and an air conditioner. The drainage connecting pipe comprises a first pipe and a second pipe. The drainage connecting pipe is detachably connected to a base of the air conditioner; the first pipe and the second pipe are communicated with each other and arranged to form an included angle; the first pipe is connected to a water outlet nozzle of the base, and the second pipe is connected to a drainage pipe. Compared with the prior art, due to the use of the first pipe connected to a side wall of the base and the second pipe disposed to form an included angle with respect to the first pipe, the drainage connecting pipe of the present invention can be conveniently and quickly mounted on the base or detached from the base, occupies a small space, and has a simple structure and strong practicability.

Description

Drainage connecting pipe, drainage structure and air conditioner

Technical field

The invention relates to the technical field of air conditioners, in particular to a drainage connecting pipe, a drainage structure and an air conditioner.

Background technique

At present, the base water outlet of the air conditioner in the industry is located at the lower side of the air conditioner base and faces the rear side of the air conditioner. After the drain pipe is connected with the water outlet nozzle, it is wound to the rear of the air conditioner, resulting in a large bending radius of the drain pipe and occupying the interior of the air conditioner. Space, which in turn leads to a small operating space when installing production. When the water outlet is facing the rear of the air conditioner, if the connection space is relatively narrow during production and maintenance, it is very inconvenient to disassemble the drain pipe. If a large installation space is provided, the air conditioner base and the whole machine are required. Lengthening, leading to an increase in overall costs. Moreover, the existing drain pipe and the water outlet are fixedly engaged by metal parts, and need special tools to be installed and disassembled, and the user is inconvenient to operate by himself.

Summary of the invention

In view of this, the present invention aims to provide a drainage connecting pipe which has a simple structure, small occupied space, can be installed or disassembled conveniently and quickly, and has high practicability.

In order to achieve the above object, the technical solution of the present invention is achieved as follows:

A drain connecting pipe is applied to an air conditioner, and a drain connecting pipe is detachably connected to a base of the air conditioner, the drain connecting pipe includes a first pipe and a second pipe, and the first pipe is connected with the second pipe and is disposed at an angle The first pipe is connected to the water outlet of the base, and the second pipe is used for connection with the drain pipe.

Compared with the prior art, the drainage connecting pipe of the present invention can be conveniently and quickly installed on the base by adopting a first pipe connected to the side wall of the base and a second pipe disposed at an angle with the first pipe. Or it can be detached from the base, occupying small space, simple structure and strong practicability.

Further, the angle is 90 degrees.

Further, the inner side wall of the first pipe is provided with an anti-backflow groove, and the axis of the backflow prevention groove is collinear with the axis of the first pipe.

Further, the anti-backflow groove has an annular shape, and the diameter of the anti-backflow groove is larger than the inner diameter of the first pipe and smaller than the outer diameter of the first pipe, so that the condensed water can be temporarily stored in the anti-backflow groove and in gravity Under the action of flowing into the second pipe, effectively preventing the condensed water from flowing back into the water outlet.

Further, the anti-backflow groove has a trumpet shape, the anti-backflow groove is oppositely disposed with a large end and a small end, and the large end is disposed at a side of the small end away from the water outlet, the diameter of the big end is larger than the inner diameter of the first pipe, and is smaller than the first The outer diameter of a pipe, whereby the condensed water always flows into the second pipe under the action of the backflow prevention groove, effectively preventing the condensed water from flowing back into the water outlet nozzle.

Further, the outer side wall of the second pipe is provided with a mounting groove for engaging with the drain pipe. The drain pipe is snapped onto the mounting groove, and the assembly is firm, not easy to fall off, and is easy to install and disassemble, and is practical and convenient. Another object of the present invention is to provide a drainage structure, which has a simple structure, a small space occupied by a drainage pipe, and can easily and quickly install or disassemble a drainage pipe, and has high practicability and high cost performance.

A drainage structure comprises a base and the above-mentioned drainage connecting pipe, the water outlet is arranged on the side wall of the base and extends along the length of the air conditioner, and the water outlet is used for discharging the condensed water.

The drainage structure of the invention comprises a drainage connecting pipe, has a simple structure, can conveniently and quickly install or disassemble the drainage connecting pipe, has firm assembly and is not easy to fall off, and the drainage connecting pipe occupies small space, has strong practicability and high cost performance.

Further, the drain connection pipe is connected to the base of the air conditioner by a snap connection method, a screw connection method or a bonding manner.

Further, the outer wall of the base is provided with a latching member having a card slot, and the drain connecting tube is provided with a buckle, and the buckle is engaged with the card slot.

Further, the clip is sleeved outside the spout, the clip is provided with a retaining port, and the second duct is disposed in the retaining port for easy installation and disassembly, thereby reducing the occupied space.

Further, the latching member is spaced apart from the water outlet nozzle, and is combined with the water outlet nozzle to form a mounting cavity, and the mounting cavity is in communication with the position making port, and the first pipe is installed in the mounting cavity.

Further, the drainage connecting pipe further includes a base, and the base is connected to the first pipe, one end of the buckle is connected to the base, and the other end is engaged with the card slot.

Further, the base, the buckle, the first pipe and the second pipe are integrally formed, and the connection strength is high and the deformation is not easy.

Further, the buckle extends in the axial direction of the first duct and is spaced apart from the first duct.

Further, the buckle includes a connecting portion and an abutting portion. One end of the connecting portion is connected to the base, and the other end is connected to the resisting portion. The resisting portion extends into the card slot and abuts against the sidewall of the card slot.

Further, the number of the card slot and the buckle are multiple, and the plurality of buckles are spaced apart, and each of the buckles cooperates with one of the card slots.

Further, the latching member includes a receiving portion and a latching portion. One end of the receiving portion is connected to the side wall of the base, and the other end is connected to the latching portion. The receiving portion and the latching portion are combined to form a card slot, and the latching portion is extended. Enter the card slot and resist the card holder.

Further, the holding portion includes a first side wall, a second side wall and a connecting rib, and the first side wall and the second side wall are spaced apart from each other and are connected to the receiving portion, and one end of the connecting rib is connected to the first side wall The other end is connected to the second side wall.

Further, the number of the connecting ribs is plural, and the plurality of connecting ribs are evenly disposed between the first side wall and the second side wall. A further object of the present invention is to provide an air conditioner having a simple structure, a small space occupied by a drainage pipe, and a convenient and quick installation or disassembly of a drainage pipe, which is practical, cost-effective, and has a good user experience.

An air conditioner includes a water receiving tray and the above-mentioned drainage structure, and the water receiving tray is installed in the base and communicates with the water outlet.

The air conditioner of the invention comprises a drainage structure, has a simple structure, can conveniently and quickly install or disassemble the drainage connecting pipe, is convenient for maintenance and maintenance, and has a small space occupied by the drainage connecting pipe, high practicability, high cost performance and good user experience. .

Further, the bottom wall of the water receiving tray is provided with a water tank, and the water tank is connected with the water outlet.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the following drawings will be briefly described in the description of the embodiments, and the accompanying drawings in the following description are only Those skilled in the art can also obtain other drawings based on these drawings without paying for inventive labor.

1 is a schematic structural view of a drain pipe connected to an air conditioner through a drain connecting pipe according to a first embodiment of the present invention;

2 is a schematic structural view of an air conditioner according to a first embodiment of the present invention;

3 is a schematic structural view of a drain connection pipe according to a first embodiment of the present invention;

4 is a schematic structural view of a drain connection pipe according to a second embodiment of the present invention;

Figure 5 is a schematic structural view of a drainage structure according to a third embodiment of the present invention;

6 is a schematic structural view of a drain connection pipe in a drainage structure according to a third embodiment of the present invention;

7 is a schematic structural view of a snap member in a drainage structure according to a third embodiment of the present invention;

FIG. 8 is a schematic structural view showing a connection between a water receiving tray and a drainage structure in an air conditioner according to a fourth embodiment of the present invention.

Description of the reference signs:

1-drain connection pipe; 2-first pipe; 3-second pipe; 4-anti-backflow groove; 5--installation groove; 6-large end; 7-small end; 8-drain structure; 9-base; - spout; 11 - card slot; 12 - clip; 13 - snap; 14 - abutment; 15 - connection; 16 - abutment; 17 - mounting cavity; 18 - repose; 19- Housing portion; 20-retaining portion; 21-first side wall; 22-second side wall; 23-connecting rib; 24-air conditioner; 25-water tray; 26-flow tank;

detailed description

It should be noted that the embodiments in the present invention and the features in the embodiments may be combined with each other without conflict.

The invention will be described in detail below with reference to the drawings in conjunction with the embodiments.

First embodiment

Referring to FIG. 1 , an embodiment of the present invention provides a drain connection pipe 1 for discharging condensed water in a base 9 of the air conditioner 24 . The utility model has the advantages of simple structure, small occupied space, convenient and quick installation or disassembly, and strong practicability.

It is to be noted that the drain connection pipe 1 is detachably attached to the base 9 of the air conditioner 24, and the condensed water in the base 9 is discharged through the drain pipe 27. The drain connection pipe 1 is movable along the length of the base 9 so as to be mounted on or detached from the side wall of the base 9. In the present embodiment, the drain connection pipe 1 is detachably connected to the side wall of the base 9 by means of a snap fit, but is not limited thereto, and the drain connection pipe 1 may also be screwed or bonded to the side wall of the base 9.

Referring to FIG. 2 and FIG. 3 together, the drain connection pipe 1 includes a first pipe 2 and a second pipe 3. The first duct 2 is connected to the second duct 3 and is disposed at an angle, the first duct 2 is for connection with the water outlet 10 of the base 9, and the second duct 3 is for connecting with the drain pipe 27. The condensed water in the base 9 enters the first duct 2 through the spout 10, and further enters the drain pipe 27 through the second duct 3, and is discharged to the outside through the drain pipe 27.

In this embodiment, the angle between the first pipe 2 and the second pipe 3 is 90 degrees, the first pipe 2 is perpendicular to the side wall of the base 9, and the second pipe 3 is vertically downward. However, it is not limited thereto, and the angle between the first pipe 2 and the second pipe 3 is not specifically limited.

It should be noted that the inner side wall of the first pipe 2 is provided with an anti-backflow groove 4, the axis of the backflow prevention groove 4 is collinear with the axis of the first pipe 2, and the backflow prevention groove 4 is used to prevent the condensed water from flowing back to the back. Inside the spout 10 . In this embodiment, the backflow prevention groove 4 is annular, the diameter of the backflow prevention groove 4 is larger than the inner diameter of the first pipe 2, and is smaller than the outer diameter of the first pipe 2, and the condensed water can be temporarily stored in the backflow prevention groove 4 Inside, and flowing into the second pipe 3 under the action of gravity.

It should be noted that the outer side wall of the second pipe 3 is provided with a mounting groove 5 for engaging with the drain pipe 27. The drain pipe 27 is snapped onto the mounting groove 5, and is assembled firmly, is not easy to fall off, and is easy to install and disassemble, and is practical and convenient.

The drain connection pipe 1 according to the embodiment of the present invention, the drain connection pipe 1 is detachably connected to the side wall of the base 9, and the drainage connection pipe 1 includes a first pipe 2 and a second pipe 3, and the first pipe 2 and the second pipe 3 is connected and arranged at an angle, the first duct 2 is for connection with the water outlet 10 of the base 9, and the second duct 3 is for connection with the drain pipe 27. Compared with the prior art, the drainage connecting pipe 1 of the present invention can be conveniently and conveniently because the first pipe 2 connected to the side wall of the base 9 and the second pipe 3 disposed at an angle with the first pipe 2 are used. The ground is mounted on the base 9 or detached from the base 9, and the occupied space is small, the structure is simple, and the utility is strong.

Second embodiment

Referring to FIG. 4, an embodiment of the present invention provides a drain connection pipe 1. Compared with the first embodiment, the difference in this embodiment is that the backflow prevention groove 4 has a trumpet shape, and the condensed water is in the backflow prevention groove 4. It always flows into the second pipe 3 under the action.

In this embodiment, the backflow prevention groove 4 is oppositely disposed with a large end 6 and a small end 7. The large end 6 is disposed on a side of the small end 7 away from the water outlet 10, and the diameter of the large end 6 is larger than the inner diameter of the first duct 2 and smaller than the outer diameter of the first duct 2. The condensed water flows from the small end 7 to the large end 6 under the action of gravity, thereby entering the second duct 3.

The beneficial effects of the drainage connecting pipe 1 according to the embodiment of the present invention are the same as those of the first embodiment, and are not described herein again.

Third embodiment

Referring to FIG. 5, an embodiment of the present invention provides a drainage structure 8 for discharging condensed water generated by the air conditioner 24. The drainage structure 8 includes a base 9 and a drain connection pipe 1. The basic structure and principle of the drainage connecting pipe 1 and the technical effects produced are the same as those of the first embodiment. For the brief description, what is not mentioned in the embodiment, reference may be made to the corresponding content in the first embodiment.

In the present embodiment, the water outlet 10 is disposed on the side wall of the base 9 and extends along the longitudinal direction of the air conditioner 24, and the water outlet 10 is used to discharge the condensed water in the base 9. The drain connection pipe 1 is attached to the side wall of the base 9 along the longitudinal direction of the air conditioner 24, and communicates with the water discharge nozzle 10 to discharge the condensed water discharged from the water discharge nozzle 10 to the outside.

It is to be noted that the outer side wall of the base 9 is provided with a latching member 12 having a card slot 11 . The drain connecting tube 1 is provided with a buckle 13 , and the latching 13 is engaged with the latching slot 11 to facilitate the installation of the drain connecting pipe 1 The base 9 is detached from the base 9.

Referring to FIG. 6 , in the present embodiment, the drain connection pipe 1 further includes a base 14 . The base 14 is disposed at one end of the first pipe 2 away from the base 9. The base 14 is respectively connected with the first pipe 2 and the second pipe 3 to improve the connection strength and prevent damage caused by excessive force. One end of the buckle 13 is connected to the base 14 and the other end is engaged with the card slot 11 to detachably mount the base 14 on the base 9. Specifically, the base 14, the buckle 13, the first duct 2, and the second duct 3 are integrally molded by using an injection mold, and the joint strength is high and deformation is not easy.

The buckle 13 extends in the axial direction of the first duct 2 and is spaced apart from the first duct 2. In this embodiment, the buckle 13 is made of an elastic material, and can be elastically deformed to facilitate the locking between the buckle 13 and the card slot 11. Specifically, the buckle 13 includes a connecting portion 15 and a resisting portion 16. One end of the connecting portion 15 is connected to the base 14 , and the other end is connected to the abutting portion 16 . The abutting portion 16 extends into the card slot 11 and abuts against the side wall of the card slot 11 . When the drain connection pipe 1 needs to be mounted on the base 9, first, an external force is applied to press the buckle 13, so that the buckle 13 is deformed, and then the buckle 13 is moved, the abutting portion 16 is inserted into the card slot 11, and the external force is finally cancelled. The buckle 13 rebounds under the action of the elastic force, and the abutting portion 16 abuts against the side wall of the card slot 11 to complete the installation.

It should be noted that the number of the card slot 11 and the buckle 13 are multiple, and the plurality of buckles 13 are spaced apart, and each of the buckles 13 is engaged with one of the card slots 11. In this embodiment, the number of the card slot 11 and the buckle 13 is three, and the three card slots 11 are evenly disposed on the latching member 12, and the three latching pins 13 are evenly disposed on the base 14 at intervals.

Referring to FIG. 7 , it is noted that the latching member 12 is annular, and the latching member 12 is sleeved outside the water outlet 10 and spaced apart from the water outlet 10 . The catching member 12 is combined with the water outlet nozzle 10 to form a mounting cavity 17, and the first duct 2 is mounted in the mounting cavity 17 and communicates with the water outlet nozzle 10 to receive the condensed water flowing out of the water outlet nozzle 10. The latching member 12 is provided with a retaining port 18, and the retaining port 18 is in communication with the mounting cavity 17. The second duct 3 is disposed in the retaining port 18 for easy installation and disassembly, and reduces the occupied space. In this embodiment, the position port 18 is disposed at the bottom of the engaging member 12, and the second pipe 3 extends vertically downwardly through the letting port 18.

The clip 12 includes a receiving portion 19 and a catching portion 20. One end of the accommodating portion 19 is connected to the side wall of the base 9 and the other end is connected to the holding portion 20. The accommodating portion 19 and the accommodating portion 20 are combined to form a card slot 11 , and the buckle 13 extends into the card slot 11 and abuts against the latching portion 20 . In this embodiment, the accommodating portion 19 is in the shape of a table, and the number of the accommodating portions 19 is four. The carding portion 20, the outer side wall of the base 9 and the adjacent two accommodating portions 19 form a card slot 11.

The catching portion 20 includes a first side wall 21, a second side wall 22, and a connecting rib 23. The first side wall 21 and the second side wall 22 are spaced apart and are both connected to the receiving portion 19 to reduce the weight while ensuring the strength of the snap. One end of the connecting rib 23 is connected to the first side wall 21, and the other end is connected to the second side wall 22 to increase the connection strength between the first side wall 21 and the second side wall 22. In this embodiment, the number of the connecting ribs 23 is plural, and the plurality of connecting ribs 23 are evenly spaced between the first side wall 21 and the second side wall 22.

The drainage structure 8 of the embodiment of the invention has the advantages of simple structure, convenient and quick installation or disassembly of the drainage connection pipe 1, and the assembly is firm and not easy to fall off, and the drainage connection pipe 1 occupies small space, has high practicability and high cost performance.

Fourth embodiment

Referring to FIG. 8, an embodiment of the present invention provides an air conditioner 24 for adjusting air temperature in a room. The air conditioner 24 includes a water receiving tray 25 and a drainage structure 8. The basic structure and principle of the drainage structure 8 and the technical effects produced are the same as those of the third embodiment. For the sake of brief description, what is not mentioned in this embodiment part, reference may be made to the corresponding content in the third embodiment.

It should be noted that the water receiving tray 25 is installed in the base 9 and communicates with the water outlet 10, and the condensed water generated by the air conditioner 24 is collected by the water receiving tray 25, and flows to the drainage structure 8 through the water outlet nozzle 10. Inside.

It should be noted that the bottom wall of the water receiving tray 25 is provided with a water flow tank 26, and the water flow tank 26 is in communication with the water discharge nozzle 10. Since the bottom wall of the water flow tank 26 is lower than the bottom wall of the water receiving tray 25, the condensed water in the water receiving tray 25 enters the water flow tank 26 by gravity and flows into the drainage structure 8 through the water discharge nozzle 10.

The air conditioner 24 according to the embodiment of the invention has a simple structure, can conveniently and quickly install or disassemble the drain connection pipe 1, is convenient for maintenance and maintenance, and the drainage connection pipe 1 occupies small space, has high practicability, high cost performance, and a sense of user experience. it is good.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc., which are included in the spirit and scope of the present invention, should be included in the present invention. Within the scope of protection.

Claims

A drain connecting pipe is applied to an air conditioner, wherein the drain connecting pipe is detachably connected to a base (9) of the air conditioner, and the drain connecting pipe includes a first pipe (2) and a a second pipe (3), the first pipe (2) is in communication with the second pipe (3) and is disposed at an angle, the first pipe (2) is used for a water outlet with the base (9) (10) Connection, the second duct (3) is for connection with a drain pipe (27).
The drain connection pipe according to claim 1, wherein the included angle is 90 degrees.
The drain connection pipe according to claim 1, characterized in that the inner side wall of the first pipe (2) is provided with an anti-backflow groove (4), the axis of the backflow prevention groove (4) is The axis of the first conduit (2) is collinear.
The drain connection pipe according to claim 3, wherein the backflow prevention groove (4) has an annular shape, and the diameter of the backflow prevention groove (4) is larger than the inner diameter of the first pipe (2), and is smaller than The outer diameter of a pipe (2).
The drain connection pipe according to claim 3, wherein the backflow prevention groove (4) has a trumpet shape, and the backflow prevention groove (4) is oppositely provided with a big end (6) and a small end (7). The big end (6) is disposed on a side of the small end (7) away from the water outlet (10), the diameter of the large end (6) is larger than the inner diameter of the first pipe (2) And smaller than the outer diameter of the first pipe (2).
The drain connection pipe according to claim 1, characterized in that the outer side wall of the second pipe (3) is provided with a mounting groove (5) for the drain pipe (27) )Card access.
A drainage structure, comprising: a base (9) and a drain connection pipe according to any one of claims 1 to 6, the water discharge nozzle (10) being disposed on a side wall of the base (9) And extending along the length of the air conditioner, the water outlet (10) is for discharging condensed water.
The drainage structure according to claim 7, characterized in that the drainage connection pipe and the base (9) of the air conditioner are connected by a snap connection, a screw connection or an adhesive connection.
The drainage structure according to claim 7, characterized in that the outer wall of the base (9) is provided with a snap member (12) having a card slot (11), and the drain connection tube is provided with a buckle (13) The buckle (13) is engaged with the card slot (11).
The drainage structure according to claim 9, wherein the engaging member (12) is sleeved outside the water spout (10), and the engaging member (12) is provided with a retaining port (18) The second conduit (3) is disposed in the yielding port (18).
The drainage structure according to claim 10, wherein the engaging member (12) is spaced apart from the water spout (10) and combined with the spout (10) to form a mounting cavity (17) The mounting cavity (17) is in communication with the seating opening (18), and the first conduit (2) is mounted in the mounting cavity (17).
The drainage structure according to claim 9, wherein said drainage connection pipe further comprises a base (14), said base (14) being coupled to said first conduit (2), said buckle ( One end of 13) is connected to the base (14), and the other end is engaged with the card slot (11).
The drainage structure according to claim 12, characterized in that the base (14), the buckle (13), the first duct (2) and the second duct (3) are integrally formed.
The drainage structure according to claim 12, characterized in that the buckle (13) extends in the axial direction of the first duct (2) and is spaced apart from the first duct (2).
The drainage structure according to claim 12, wherein the buckle (13) comprises a connecting portion (15) and a resisting portion (16), one end of the connecting portion (15) and the base station ( 14) connected, the other end is connected to the abutting portion (16), the abutting portion (16) extends into the card slot (11) and abuts against a sidewall of the card slot (11).
The drainage structure according to claim 9, wherein the number of the card slot (11) and the buckle (13) are plural, and the plurality of the buckles (13) are spaced apart, each The buckle (13) cooperates with one of the card slots (11).
The drainage structure according to claim 9, wherein the engaging member (12) comprises a receiving portion (19) and a holding portion (20), and one end of the receiving portion (19) is a side wall of the base (9) is connected, and the other end is connected to the holding portion (20), and the receiving portion (19) is combined with the holding portion (20) to form the card slot (11). The buckle (13) extends into the card slot (11) and abuts against the latching portion (20).
The drainage structure according to claim 17, wherein the holding portion (20) comprises a first side wall (21), a second side wall (22) and a connecting rib (23), the first side The wall (21) and the second side wall (22) are spaced apart from each other and are connected to the receiving portion (19), and one end of the connecting rib (23) is connected to the first side wall (21) The other end is connected to the second side wall (22).
The drainage structure according to claim 18, wherein the number of the connecting ribs (23) is plural, and the plurality of connecting ribs (23) are evenly disposed on the first side wall (21) And between the second side wall (22).
An air conditioner comprising a water receiving tray (25) and a drainage structure according to any one of claims 7 to 19, wherein the water receiving tray (25) is mounted in the base (9), And communicating with the water outlet (10).
The air conditioner according to claim 20, wherein a bottom wall of the water receiving tray (25) is provided with a water flow tank (26), and the water flow tank (26) is in communication with the water discharge nozzle (10).