CN113685908A

CN113685908A - Air duct cleaning device and method and air conditioner

Info

Publication number: CN113685908A
Application number: CN202010428550.9A
Authority: CN
Inventors: 竺熔; 李松; 陈伟
Original assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Current assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-11-23

Abstract

The invention provides an air duct cleaning device and method and an air conditioner. The device comprises: the cleaning piece is arranged in the air duct, is in contact with the air duct wall and is parallel to the rotating shaft of the wind wheel; the transmission assembly is connected with the first motor and the cleaning piece and used for driving the cleaning piece to move up and down along an arc line of the air channel in the air channel so as to clean the air channel and the wind wheel. The air conditioner air duct and the wind wheel can be cleaned without disassembling the air conditioner, and the cleaning function can be automatically realized.

Description

Air duct cleaning device and method and air conditioner

Technical Field

The invention relates to the technical field of air conditioners, in particular to an air duct cleaning device and method and an air conditioner.

Background

At present, a wall-mounted air conditioner is suitable for small indoor installation in bedrooms and the like due to compact structure, does not occupy the ground area, is convenient and attractive, but is easy to accumulate dust in an air duct, a wind wheel and the like in the wall-mounted air conditioner for a long time.

Disclosure of Invention

The present invention provides an air duct cleaning device, an air duct cleaning method and an air conditioner, which are used for at least partially solving the technical problems.

To solve the above problems, an aspect of the present invention provides an air duct cleaning device, including: the cleaning piece is arranged in the air duct, is in contact with the air duct wall and is parallel to the rotating shaft of the wind wheel; the transmission assembly is connected with the first motor and the cleaning piece and used for driving the cleaning piece to move up and down along an arc line of the air channel in the air channel so as to clean the air channel and the wind wheel.

From this, under the drive of first motor, utilize transmission assembly to drive the setting in the wind channel to with the removal of the upper and lower direction of the cleaning piece of wind channel wall contact, clean wind channel and wind wheel. The cleaning of the air conditioner air duct and the wind wheel can be achieved without disassembling the air conditioner, the cleaning function can be automatically achieved, convenience and rapidness are achieved, and user experience is improved.

Optionally, the transmission assembly comprises: gears arranged at two ends of the cleaning piece; the gear moving track is arranged at a preset position on the side wall of the air duct according to a preset length; and the gear driving assembly is connected with the gear and drives the gear to rotate and move on the gear moving track, so that the cleaning piece is driven to rotate and move.

Therefore, the cleaning piece is driven to move on the gear moving track by the rotation of the gear, so that the place where the cleaning piece moves can be cleaned.

Optionally, the gear drive assembly comprises: a toothed belt disposed opposite to the gear moving track such that the gear is clamped between the toothed belt and the gear moving track; and the wheel set is fixed on the side wall of the air duct, is connected with the toothed belt and the first motor, and is used for driving the toothed belt to move so as to drive the gear to rotate and move.

Optionally, the gear moving track is a fixed gear tooth.

Therefore, the first motor drives the toothed belt to move, the toothed belt can be driven to rotate while moving due to the matching of the gear on the cleaning piece and the gear teeth on the toothed belt, the gear moving track is fixed gear teeth, and when the gear on the cleaning piece rotates, the gear on the cleaning piece can move along the gear moving track due to the matching of the gear on the cleaning piece and the fixed gear teeth on the gear moving track, so that the cleaning piece can form autorotation while moving along the gear moving track, and dust is prevented from being accumulated on the front side of the hairbrush; and then the dust slides down along the air duct.

Optionally, a first groove is formed in the side wall of the air duct, the wheel set is fixed to a first surface of the first groove, and the gear moving track is arranged on a second surface of the first groove.

Optionally, the predetermined length is from the bottom of the wind tunnel to a position where the cleaning members can contact the wind wheel. The cleaning piece can clean the whole air duct, and can clean the wind wheel when the cleaning piece contacts the wind wheel.

Optionally, the cleaning piece is a strip-shaped brush, so that dust can be cleaned conveniently.

Optionally, a second groove is formed in the bottom of the air duct wall, a baffle is arranged at an opening of the second groove, and the baffle is connected with a second motor; the second recess and the baffle are for receiving the cleaning member.

Thus, the cleaning member does not interfere with the normal operation of the air conditioner when the cleaning device is not in use.

Optionally, a cavity is arranged inside the baffle plate, and the cavity is communicated with the second groove and the fresh air cavity.

Like this, new trend fan, motor start, and the new trend chamber of new trend module forms the negative pressure, because baffle chamber and new trend chamber intercommunication, the baffle chamber also forms the negative pressure, and when the dust that the cleaning member wiped down was close to the baffle, because baffle cavity and second recess intercommunication and the negative pressure that forms in the baffle, the dust can be carried by the air current and gets into the baffle intracavity.

In another aspect, the present invention provides a method for cleaning an air duct, the method comprising:

first motor passes through drive assembly and drives the cleaning member and reciprocate along the pitch arc in wind channel, cleans the wind channel, when the cleaning member moves to and contacts with the wind wheel, starts the wind wheel and rotates, the cleaning member keeps with the contact of wind wheel, clean the wind wheel, open new trend motor, with wind channel landing to the dust suction baffle inside cavity near the baffle when will cleaning, accomplish cleanly, accomodate the cleaning member and get into the second recess.

The air duct cleaning method has the same advantages as the air duct cleaning device, and the description is omitted.

Another aspect of the present invention provides an air conditioner, including the air duct cleaning device described above.

The air conditioner has the same advantages as the air duct cleaning device, and the description is omitted.

Drawings

FIG. 1 is a schematic diagram illustrating an exemplary embodiment of a cleaning device for an air duct;

FIG. 2 is a schematic view of a damper of an air duct cleaning device according to an embodiment of the present invention;

FIG. 3 is a schematic diagram illustrating a position relationship between the air duct cleaning device and the fresh air module and the purification module according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of an air duct cleaning device and an air duct and an air wheel according to an embodiment of the present invention;

FIG. 5 schematically illustrates a side view of an air chute cleaning device provided by one embodiment of the invention in an air chute;

fig. 6 is a schematic diagram illustrating a connection structure between a transmission assembly and a cleaning member of an air duct cleaning device according to an embodiment of the present invention.

Description of the drawings:

1-a cleaning member; 2-an air duct; 3-wind wheel; 4-a transmission assembly; 401-a geared drive assembly; 401 a-toothed belt; 401 b-wheel group; 5-a first groove, 501-a first surface of the first groove, 502-a second surface of the first groove, 6-a second groove, 7-a baffle, 8-a pipeline, 9-a base, 10-a fresh air module, and 11-a purification module.

Detailed Description

In order to make the purpose, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

An embodiment of the invention provides an air duct cleaning device, and the following please refer to fig. 1, and refer to fig. 2 to fig. 6 to describe this embodiment in detail.

It should be noted that the directions or positional relationships indicated below in reference to "upper", "lower", "left", "right", and the like of each structural member refer to the orientations or positional relationships shown in the drawings; these positional relationships are merely for convenience and simplicity of description and do not indicate or imply that the device referred to must have a particular orientation, be constructed and operated in a particular orientation and therefore should not be construed as limiting the invention.

This wind channel cleaning device includes: the cleaning piece 1 is arranged in the air duct 2, is in contact with the air duct wall and is parallel to the rotating shaft of the wind wheel 3; drive assembly 4 is connected with first motor and cleaning member 1 for the drive cleaning member 1 reciprocates along the pitch arc in wind channel 2, cleans wind channel 2 and wind wheel 3. The up-and-down movement refers to the direction of movement indicated by the double arrow M in fig. 4.

Specifically, the cleaning member 1 is a strip brush. The length of the brush may correspond to the length of the wind wheel 3 for better cleaning of the entire wind tunnel.

In a possible way of implementing the embodiment of the present invention, the transmission assembly 4 includes: gears arranged at two ends of the cleaning piece 1; the gear moving track is arranged at a preset position on the side wall of the air duct according to a preset length and is a fixed gear tooth; and a gear driving assembly 401 connected with the gear to drive the gear to rotate and move on the gear moving track, so as to drive the cleaning member 1 to rotate and move. This gear drive assembly 401 includes: a toothed belt 401a disposed opposite to the gear moving trajectory such that the gear is sandwiched between the toothed belt 401a and the gear moving trajectory; and the wheel set 401b is fixed on the side wall of the air duct, is connected with the toothed belt 401a and the first motor, and is used for driving the toothed belt 401a to move so as to drive the gear to rotate and move.

Namely, the first motor drives the toothed belt 401a to move, and due to the matching of the gear on the cleaning piece 1 and the gear teeth on the toothed belt 401a, the toothed belt 401a can drive the gear on the cleaning piece 1 to rotate while moving, namely, the self-rotation is formed. The gear moving track is a fixed gear, when the gear on the cleaning piece 1 rotates, the gear on the cleaning piece 1 is matched with the fixed gear on the gear moving track, so that the gear on the cleaning piece 1 can move along the gear moving track, the cleaning piece 1 can rotate while moving along the gear moving track, and dust is prevented from being accumulated on the front side of the brush; and then the dust slides down along the air duct.

It should be noted that in order to ensure a smooth movement of the cleaning elements 1. The gears on the cleaning member 1 are two gears arranged at two ends of the cleaning member 1, so that the gear moving track and the toothed belt 401a are correspondingly arranged in two, the number of the wheel sets 401b is 4, 2 wheel sets 401b are arranged at two ends of one toothed belt 401a, and the other 2 wheel sets 401b are arranged at two ends of the other toothed belt 401a, so that the toothed belts 401a can move in two opposite directions.

In a feasible manner of the embodiment of the present invention, the side wall of the air duct is provided with a first groove 5, the wheel set 401b is fixed on a first surface 501 of the first groove 5, and the gear moving track is provided on a second surface 502 of the first groove 5. In addition, the preset length of the gear moving track described above is from the bottom of the wind tunnel to a position where the cleaning member 1 can contact the wind wheel 3. A second groove 6 is formed in the bottom of the air duct wall, a baffle 7 is arranged at an opening of the second groove 6, and the baffle 7 is connected with a second motor; the second recess 6 and the baffle 7 serve to receive the cleaning element 1. Here, the air duct wall and the air duct side wall refer to the air conditioner base 9.

When the cleaning piece 1 is used, the cleaning piece 1 needs to be moved out of the second groove 6, therefore, the first groove 5 should be connected with the second groove 6, the first groove 5 is two grooves arranged on the left side wall and the right side wall of the air duct, and the two grooves enter the second groove 6, so that the gear moving track and the toothed belt 401a can enter the second groove 6, and the cleaning piece 1 is moved out of the second groove 6 or is stored in the second groove 6. The setting of gear movement track needs to go down to wind channel 2 bottom, and up to the position department that makes cleaner 1 can contact wind wheel 3, consequently second recess 6 also should set up in wind channel 2 bottom, and cleaner 1 can clean whole wind channel 2 like this to can also clean wind wheel 3 when cleaner contact wind wheel 3.

In addition, baffle 7 is inside to be set up the cavity, and this cavity and second recess 6 and new trend chamber intercommunication set up the slot and communicate with second recess 6 in baffle 7 is close to second recess 6 department promptly, and baffle 7 is connected with new trend module 10 through pipeline 8, and purification module 11 needs to be advanced in the middle of the baffle 7. When fresh air fan, motor start, the new trend chamber of new trend module forms the negative pressure, because baffle cavity and new trend chamber intercommunication, the baffle cavity also forms the negative pressure, when the dust that cleaning member wiped down was close to the baffle, because the baffle cavity communicates with the second recess and the negative pressure that forms in the baffle, the dust can be carried by the air current and gets into the baffle intracavity.

Example two

The present embodiment provides a method for cleaning an air duct, the method includes the following steps S1-S4:

step S1: the second motor is started to drive the baffle 7 to be opened; open first motor, first motor drives cleaning member 1 through drive assembly 4 and reciprocates along the pitch arc direction in wind channel 2, cleans wind channel 2.

In the step, the first motor is started, when the first motor rotates forwards, the wheel set 401b rotates to drive the toothed belt 401a to move, and the cleaning piece 1 leaves the second groove 6 and moves upwards along the air duct 2; the air duct 2 is cleaned for the first time. In the process that the cleaning piece 1 is cleaned upwards, because two gears on two sides of the cleaning piece 1 are matched at the same time, the cleaning piece 1 rotates automatically, and dust is prevented from being accumulated on the front side of the cleaning piece 1; and then the dust slides down along the air duct.

Step S2: when the cleaning piece 1 moves to be in contact with the wind wheel 3, the wind wheel 3 is started to rotate, the cleaning piece 1 is kept in contact with the wind wheel 3, and the wind wheel 3 is cleaned.

In this step, when the cleaning member 1 moves to the top of the first recess 5, i.e. the top of the gear moving track; the first motor stops, and the wind wheel 3 runs at a low speed; the wind wheel 3 touches the cleaning piece 1, so that the cleaning piece 1 can clean the wind wheel 3; after the wind wheel 3 finishes cleaning, the wind wheel stops rotating, the first motor rotates reversely, the wheel set 401b rotates to drive the toothed belt 401a to move, and the cleaning piece 1 moves downwards along the air duct 2 under the driving of the toothed belt 401 a.

Step S3: and starting the fresh air motor, and sucking dust which slides along the air channel to be close to the baffle 7 in the cleaning process into the inner cavity of the baffle 7.

When fresh air fan, motor start, the new trend chamber of new trend module forms the negative pressure, because baffle cavity and new trend chamber intercommunication, the baffle cavity also forms the negative pressure, when the dust that cleaning member wiped down was close to the baffle, because the baffle cavity communicates with the second recess and the negative pressure that forms in the baffle, the dust can be carried by the air current and gets into the baffle intracavity.

Step S4: cleaning is completed and the cleaning member 1 is received into the second recess 6.

When the cleaning piece 1 returns to the second groove 6, the self-cleaning process of the air duct 2 and the wind wheel 3 is finished; the first motor stops rotating, the second motor rotates reversely, and the baffle 7 is driven to close; the fresh air motor and the wind wheel 3 stop rotating; the second motor stops rotating.

EXAMPLE III

The embodiment provides an air conditioner, which comprises the air duct cleaning device in the first embodiment.

In summary, the air duct and the wind wheel are cleaned by driving the cleaning member disposed in the air duct and contacting with the wall of the air duct to move up and down by the driving assembly under the driving of the first motor. The cleaning of the air conditioner air duct and the wind wheel can be achieved without disassembling the air conditioner, the cleaning function can be automatically achieved, convenience and rapidness are achieved, and user experience is improved. In addition, the cleaning piece can also rotate simultaneously in the moving process in the air duct, so that dust is prevented from being accumulated on the front side of the brush; and then the dust slides down along the air duct. Because set up the cavity in baffle inside, this cavity and second recess and new trend chamber intercommunication. When fresh air fan, motor start, the baffle cavity also forms the negative pressure, and when the dust that cleaning member wiped down was close to the baffle, the dust can be carried into the baffle intracavity by the air current, realizes the automatic collection dust.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. An air duct cleaning device, the device comprising:

the cleaning piece (1) is arranged in the air duct (2) and is in contact with the air duct wall, and is parallel to the rotating shaft of the wind wheel (3);

drive assembly (4), be connected with first motor and cleaning member (1), be used for the drive cleaning member (1) reciprocates along the pitch arc in wind channel (2), cleans wind channel (2) and wind wheel (3).

2. The device according to claim 1, characterized in that said transmission assembly (4) comprises: gears arranged at two ends of the cleaning piece (1);

the gear moving track is arranged at a preset position on the side wall of the air duct according to a preset length;

and the gear driving assembly (401) is connected with the gear and drives the gear to rotate and move on the gear moving track, so that the cleaning piece (1) is driven to rotate and move.

3. The device according to claim 2, wherein the gear-drive assembly (401) comprises:

a toothed belt (401a) disposed opposite to the gear moving track such that the gear is sandwiched between the toothed belt (401a) and the gear moving track;

and the wheel set (401b) is fixed on the side wall of the air duct, is connected with the toothed belt (401a) and the first motor, and is used for driving the toothed belt (401a) to move so as to drive the gear to rotate and move.

4. A device according to claim 3, characterised in that the side walls of the air duct are provided with a first recess (5), the wheel unit (401b) being fixed to a first face (501) of the first recess (5), and the gear wheel movement track being provided on a second face (502) of the first recess (5).

5. The apparatus of any of claims 2-4, wherein the gear moving track is a fixed gear tooth.

6. A device according to claim 2, characterized in that the predetermined length is from the bottom of the wind tunnel (2) to a position where the cleaning member (1) can contact the wind wheel (3).

7. Device according to claim 1, characterized in that the cleaning element (1) is a strip brush.

8. The device according to claim 1, characterized in that a second groove (6) is arranged at the bottom of the air duct wall, a baffle (7) is arranged at the opening of the second groove (6), and the baffle (7) is connected with a second motor; the second recess (6) and the baffle (7) are used for receiving the cleaning element (1).

9. The device according to claim 8, characterized in that a cavity is provided inside the baffle (7), which cavity communicates with the second recess (6) and the fresh air chamber.

10. A method of cleaning an air duct, the method comprising:

the first motor drives the cleaning piece (1) to move up and down in the air duct (2) along the arc line of the air duct (2) through the transmission component (4) to clean the air duct (2),

when the cleaning piece (1) moves to be in contact with the wind wheel (3), the wind wheel (3) is started to rotate, the cleaning piece (1) keeps in contact with the wind wheel (3) to clean the wind wheel (3),

the fresh air motor is started, the dust which slides along the air channel to the inner cavity of the baffle (7) when being cleaned is sucked into the inner cavity of the baffle (7),

and (4) finishing cleaning, and accommodating the cleaning piece (1) into the second groove (6).

11. An air conditioner comprising an air duct cleaning device as claimed in any one of claims 1 to 9.