A cleaning device for air conditioner bottom shell water channel, a control method and an air conditioner

Abstract

The present invention provides a cleaning device, a control method and an air conditioner for a bottom shell water channel of an air conditioner, wherein the air conditioner has a bottom shell water channel, and the cleaning device has a wind wheel assembly arranged on the inner side of the bottom shell water channel and an outlet assembly arranged at the outlet of the bottom shell water channel, for cleaning the bottom shell water channel; the wind wheel assembly has a wind wheel and a first motor drivingly connected to the wind wheel, and the wind wheel is composed of a plurality of arc-shaped ribs; the outlet assembly has a baffle and a driving mechanism connected to the baffle; before the air conditioner cleans the bottom shell water channel, a controller controls the driving mechanism to drive the baffle to move, the outlet of the bottom shell water channel is closed, condensed water enters the bottom shell water channel and is stored, and when a certain volume is reached, under the action of the first motor, the wind wheel drives the condensed water to clean the bottom shell water channel; when the cleaning of the bottom shell water channel is completed, the controller controls the driving mechanism to drive the baffle to move, the outlet of the bottom shell water channel is opened, and the condensed water is discharged to the outside of the air conditioner; the present invention has a simple structure, a high degree of automation, a good cleaning effect and a high user experience.

Description

Technical Field

[0001] The present invention belongs to the technical field of air-conditioning equipment, and in particular relates to a cleaning device for a water channel of a bottom shell of an air-conditioning device, a control method and an air-conditioning device. Background Art

[0002] As living standards continue to improve, people pay more and more attention to air quality. As we all know, when an air conditioner is used for a long time, its interior will become dirty. As a result, when the air conditioner is turned on, the air discharged from the inside of the air conditioner will bring out dust. In the existing technology, the evaporator component has self-cleaning technology, which allows the evaporator to clean itself. However, there is no better cleaning device for the bottom shell water channel. Since the condensed water of the air conditioner is discharged to the outside of the air conditioner through the bottom shell water channel, dust will accumulate in the water channel after the air conditioner has been running for a long time. In a warm and humid environment, bacteria are easily bred in the water channel or the water channel is blocked, resulting in poor drainage and water leakage. Summary of the invention

[0003] In view of this, the present invention provides a cleaning device, a control method and an air conditioner for a bottom shell water channel of an air conditioner, so as to solve the problems in the prior art that the bottom shell water channel cannot be cleaned and the cleaning effect is poor.

[0004] The present invention provides a cleaning device for a bottom shell water channel of an air conditioner, wherein the bottom shell water channel is used to store condensed water dripping from an evaporator above the bottom shell water channel into the bottom shell water channel, and the cleaning device comprises a controller, a wind wheel assembly arranged on the inner side of the bottom shell water channel, and an outlet assembly arranged at the outlet of the bottom shell water channel, and the controller controls the wind wheel assembly to clean the bottom shell water channel and controls the action of the outlet assembly to realize the storage or discharge of condensed water in the bottom shell water channel.

[0005] Further optionally, the wind wheel assembly comprises a wind wheel and a first motor drivingly connected to the wind wheel; the outlet assembly is controlled so that at least a portion of the wind wheel is immersed in the condensed water in the bottom shell water channel, and the wind wheel rotates under the action of the first motor, and then the condensed water in the bottom shell water channel has a cleaning effect on the bottom shell water channel.

[0006] Further optionally, the wind wheel is composed of a plurality of ribs.

[0007] Further optionally, the ribs are arc-shaped ribs, and a plurality of the arc-shaped ribs are arranged alternately.

[0008] Further optionally, the outlet assembly has a baffle and a driving mechanism connected to the baffle, and under the action of the driving mechanism, the baffle opens or closes the bottom shell water channel outlet, so that the bottom shell water channel can collect or discharge condensed water.

[0009] Further optionally, the driving mechanism is a gear-rack mechanism, which includes a rack and a gear, the rack is connected to the baffle, and the gear is connected to the second motor drive, and under the action of the second motor, the gear and the rack mesh and drive the baffle to move, so that the bottom shell water channel outlet is opened or closed.

[0010] Further optionally, the baffle has a slot, and the slot cooperates with the wall surface of the bottom shell water channel to limit the baffle.

[0011] Further optionally, the baffle has a slide groove, and correspondingly the wall surface of the bottom shell water channel has a guide rail, and the slide groove cooperates with the guide rail to limit the baffle.

[0012] Further optionally, the slot is arranged between the baffle and the rack, the slide groove is arranged on the side of the slot, and the slot can be clamped on the wall surface of the bottom shell water channel to limit the baffle to the left and right; the slide groove is clamped in the guide rail to limit the baffle to the front and rear; when the baffle moves up and down, the guide rail guides the baffle.

[0013] Further optionally, the bottom shell water channel is provided with a liquid level sensor for detecting the liquid level of the bottom shell water channel; the controller is electrically connected to the liquid level sensor, the first motor and the second motor respectively, for receiving data transmitted by the liquid level sensor and controlling the operation of the first motor and the second motor so that condensed water is stored in the bottom shell water channel and the bottom shell water channel is cleaned.

[0014] Further optionally, the liquid level sensor detects the liquid level H1 of the bottom shell water channel and transmits the detection result to the controller; when the liquid level H1 of the bottom shell water channel is greater than the preset liquid level H0, the controller controls the first motor to start and start timing, and the condensed water in the bottom shell water channel cleans the bottom shell water channel; when the timing time T1 is greater than the preset time T0, the controller controls the first motor to stop.

[0015] The present invention also provides a control method for the cleaning device for the water channel of the bottom shell of an air conditioner as described in any one of the above, comprising:

[0016] S1, the controller controls the second motor to start, the gear meshes with the rack and drives the baffle to move, the bottom shell water channel outlet is closed, and the bottom shell water channel stores condensed water dripping from the evaporator into the bottom shell water channel;

[0017] S2, the liquid level sensor detects the liquid level H1 of the bottom shell water channel and transmits the detection result to the controller;

[0018] S3, the controller determines whether the liquid level H1 of the bottom shell water channel is greater than the preset liquid level H0; when the liquid level H1 of the bottom shell water channel is greater than the preset liquid level H0, the controller controls the first motor to start and drives the wind wheel to make the condensed water in the bottom shell water channel clean the bottom shell water channel.

[0019] Further optionally, the controller starts timing while controlling the first motor to start;

[0020] When the timing time T1 is greater than the preset time T0, the controller controls the first motor to stop and controls the second motor to start, the gear and the rack mesh and drive the baffle to move, and then the bottom shell water channel outlet opens, and the condensed water in the bottom shell water channel is discharged to the outside of the air conditioner through the bottom shell water channel outlet.

[0021] The present invention also provides an air conditioner having a bottom shell water channel, a cleaning device for the bottom shell water channel of the air conditioner as described in any of the above items, or a control method for the cleaning device for the bottom shell water channel of the air conditioner as described in any of the above items.

[0022] The present invention arranges a wind wheel assembly and an outlet assembly in the bottom shell water channel of the air conditioner. The wind wheel assembly comprises a wind wheel and a first motor drivingly connected to the wind wheel. The outlet assembly comprises a baffle and a driving mechanism connected to the baffle. Under the action of the driving mechanism, the baffle closes the bottom shell water channel outlet, and condensed water is stored in the bottom shell water channel. When the condensed water reaches a certain volume, the first motor drives the wind wheel to rotate, and the condensed water in the bottom shell water channel cleans the bottom shell water channel. After cleaning, under the action of the driving mechanism, the baffle opens the bottom shell water channel outlet, and the condensed water is discharged from the bottom shell water channel outlet to the outside of the air conditioner. The present invention has a simple structure, a high degree of automation, a good cleaning effect, and a high user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the implementation methods of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the implementation methods or the description of the prior art. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0024] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0025] Figure 1 A schematic diagram of the axial structure of an air conditioner embodiment provided by the present invention;

[0026] Figure 2 A left-side structural schematic diagram of an air conditioner embodiment provided by the present invention;

[0027] Figure 3a A schematic diagram of the shaft side structure of a wind wheel embodiment provided by the present invention;

[0028] Figure 3b A left-side structural schematic diagram of a wind wheel embodiment provided by the present invention;

[0029] Figure 4a for Figure 1 A magnified view of middle;

[0030] Figure 4b for Figure 1 A is a schematic diagram of the exploded structure of the embodiment;

[0031] Figure 5 A schematic flow chart of a control method for a cleaning device for a water channel of a bottom shell of an air conditioner provided by the present invention;

[0032] In the figure:

[0033] 11- bottom shell; 111- bottom shell water channel; 112- bottom shell side plate; 113- guide rail; 12- evaporator;

[0034] 2-wind wheel assembly; 21-wind wheel; 211-rib;

[0035] 3-export assembly; 31-baffle; 311-rack; 312-slide; 32-gear; 33-second motor. DETAILED DESCRIPTION

[0036] The following is a description of the implementation of the present invention by specific embodiments. People familiar with the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0037] The terms used in the embodiments of the present invention are only for the purpose of describing specific embodiments, and are not intended to limit the present invention. The singular forms "a", "said" and "the" used in the embodiments of the present invention and the appended claims are also intended to include plural forms, unless the context clearly indicates other meanings, and "multiple" generally includes at least two, but does not exclude the inclusion of at least one.

[0038] It should be understood that the term "and / or" used in this article is only a description of the association relationship of associated objects, indicating that there can be three relationships. For example, A and / or B can represent: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " in this article generally indicates that the associated objects before and after are in an "or" relationship.

[0039] It should also be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a product or system including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such a product or system. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the product or system including the elements.

[0040] The present invention arranges a wind wheel assembly and an outlet assembly in the bottom shell water channel of the air conditioner. The wind wheel assembly comprises a wind wheel and a first motor drivingly connected to the wind wheel. The outlet assembly comprises a baffle and a driving mechanism connected to the baffle. Under the action of the driving mechanism, the baffle closes the bottom shell water channel outlet, and condensed water is stored in the bottom shell water channel. When the condensed water reaches a certain volume, the first motor drives the wind wheel to rotate, and the condensed water in the bottom shell water channel cleans the bottom shell water channel. After cleaning, under the action of the driving mechanism, the baffle opens the bottom shell water channel outlet, and the condensed water is discharged from the bottom shell water channel outlet to the outside of the air conditioner. The present invention has a simple structure, a high degree of automation, a good cleaning effect, and a high user experience.

[0041] Example

[0042] <Overall Layout>

[0043] like Figure 1 , Figure 2 , Figure 3a and Figure 3b As shown, the air conditioner proposed in this embodiment includes an evaporator 12 and a bottom shell 11, and a bottom shell water channel 111 is provided at the bottom of the evaporator 12 and the front end of the bottom shell 11, and the condensed water generated by the evaporator 12 can drip into the bottom shell water channel 111 along the evaporator 12; a cleaning device for the bottom shell water channel 111 is provided in the bottom shell water channel 111; wherein the cleaning device includes a wind wheel assembly 2 arranged on the inner side of the bottom shell water channel 111 and an outlet assembly 3 arranged at the outlet of the bottom shell water channel 111.

[0044] Preferably, the wind wheel assembly 2 has a wind wheel 21 and a first motor drivingly connected to the wind wheel, and the first motor is arranged on the right side of the bottom shell 11; under the action of the first motor, the wind wheel 21 drives the condensed water in the bottom shell water channel 111 to clean the bottom shell water channel 111.

[0045] Preferably, the outer diameter of the wind wheel 21 is smaller than the width of the bottom shell water channel 111 ; and the size of the wind wheel 21 along the axial direction of the wind wheel 21 is adapted to the size of the bottom shell water channel 111 .

[0046] Preferably, the wind wheel 21 is composed of multiple ribs 211, specifically arcuate ribs. Multiple arcuate ribs are arranged alternately in a circular pattern along the circumference of the wind wheel 21 to form rib segments, and multiple rib segments are arranged in a linear pattern along the axial direction of the wind wheel 21 to form the wind wheel 21.

[0047] In this embodiment, the bottom shell water channel outlet is arranged on the left side of the bottom shell water channel 111, and the outlet component 3 is correspondingly arranged on the left side of the bottom shell water channel 111; the outlet component 3 has a baffle 31 and a driving mechanism connected to the baffle 31. Under the action of the driving mechanism, the baffle 31 opens or closes the bottom shell water channel outlet, which is used for the bottom shell water channel 111 to collect or discharge condensed water.

[0048] <Rack-and-pinion mechanism>

[0049] like Figure 4a and Figure 4b As shown, the driving mechanism proposed in this embodiment is a gear-rack mechanism, which includes a rack 311 and a gear 32. The rack 311 is connected to the baffle 31, and the gear 32 is connected to the second motor drive. Under the action of the second motor, the gear 32 engages with the rack 311, thereby driving the baffle 31 to move, so that the bottom shell water channel outlet is opened or closed.

[0050] Preferably, the rack 311 and the baffle 31 can be integrally formed or detachably connected.

[0051] Preferably, the bottom shell side plate 112 has a motor fixing plate perpendicular to the bottom shell side plate 112 , and the second motor is connected to the motor fixing plate via threads.

[0052] Preferably, the baffle 31 has a slot extending to the lower end of the baffle 31 . When the baffle 31 moves up and down with the gear 32 , the slot is clamped on the bottom shell side plate 112 to limit the baffle 31 to the left and right.

[0053] Preferably, the left side of the bottom shell side plate 112 has a guide rail 113 extending toward the lower end of the bottom shell side plate 112, and the side of the corresponding slot has a slide groove 312 toward the right side of the baffle 31. The guide rail 113 cooperates with the slide groove 312 to limit the baffle 31 forward and backward. At the same time, when the baffle 31 moves up and down with the gear 32, the guide rail 113 guides the baffle 31 up and down.

[0054] Preferably, in order to ensure the sealing of the bottom shell water channel outlet when it is closed, a sealing strip is provided at the contact point between the baffle 31 and the wall surface at the bottom shell water channel outlet. When the bottom shell water channel outlet is closed, the sealing strip seals the bottom shell water channel outlet under the extrusion action of the baffle 31.

[0055] <Control section>

[0056] The cleaning device provided in this example has a liquid level sensor, which is arranged on the bottom shell water channel 111, and is used to detect the liquid level of the bottom shell water channel 111 and control the amount of condensed water stored in the bottom shell water channel 111 through the air-conditioning controller; the air-conditioning controller is electrically connected to the liquid level sensor, the first motor and the second motor 33 respectively, and is used to receive data transmitted by the liquid level sensor, and control the operation of the first motor and the second motor 33, so that the bottom shell water channel stores a certain volume of condensed water and cleans the bottom shell water channel 111.

[0057] Preferably, before the air conditioner cleans the bottom shell water channel 111, it is first necessary to store a certain volume of condensed water in the bottom shell water channel 111, that is, the controller controls the second motor 33 to start, the gear 32 cooperates with the rack 311 and drives the baffle 31 to move downward, the bottom shell water channel outlet is closed, and the condensed water generated by the evaporator 12 drips into the bottom shell water channel 111 and is stored; when the air conditioner finishes cleaning the bottom shell water channel 111, the condensed water in the bottom shell water channel 111 needs to be discharged in time, that is, the controller controls the second motor 33 to start, the gear 32 cooperates with the rack 311 and drives the baffle 31 to move upward, the bottom shell water channel outlet is opened, and the condensed water is discharged from the bottom shell water channel outlet to the outside of the air conditioner.

[0058] Preferably, the liquid level sensor detects the liquid level H1 of the bottom shell water channel 111 and transmits the detection result to the controller, and the controller determines whether the liquid level H1 of the bottom shell water channel 111 exceeds the preset liquid level H0; when the liquid level H1 of the bottom shell water channel 111 is less than the preset liquid level H0, the condensed water stored in the bottom shell water channel 111 does not reach the required amount for cleaning the bottom shell water channel 111, and the first motor remains stopped until the amount of condensed water in the bottom shell water channel 111 reaches the required amount; when the liquid level H1 of the bottom shell water channel 111 is greater than the preset liquid level H0, the controller controls the first motor to start, the wind wheel 21 rotates, and the condensed water in the bottom shell water channel 111 has a cleaning effect on the bottom shell water channel 111.

[0059] Preferably, when the controller controls the first motor to start, the controller starts timing. When the timing time T1 is greater than the preset time T0, the main control machine controls the first motor to stop, and the cleaning of the bottom shell water channel 111 is completed.

[0060] It should be noted that the preset time T0 can be set according to the actual amount of dirt in the bottom shell water channel.

[0061] <Control method>

[0062] like Figure 5 As shown, the control method of the cleaning device for the water channel of the bottom shell of the air conditioner provided in this embodiment includes:

[0063] S1, the controller controls the second motor 33 to start, the gear 32 cooperates with the rack 311 and drives the baffle 31 to move, and the bottom shell water channel outlet is closed;

[0064] S2, the controller controls the second motor 33 to stop, and the condensed water generated by the air conditioner drops into the bottom shell water channel 111 and is stored;

[0065] S3, the liquid level sensor detects the liquid level H1 of the bottom shell water channel 111 and transmits the detection result to the controller;

[0066] S4, the controller determines whether the liquid level H1 of the bottom shell water channel 111 is greater than the preset liquid level H0; when the liquid level H1 of the bottom shell water channel 111 is greater than the preset liquid level H0, the controller starts timing;

[0067] S5, the controller controls the first motor to start, and the wind wheel 21 drives the condensed water in the bottom shell water channel 111 to clean the bottom shell water channel 111;

[0068] S6, when the timing time T1 is greater than the preset time T0, the controller controls the first motor to stop;

[0069] S7, the controller controls the second motor 33 to start, the gear 32 cooperates with the rack 311 and drives the baffle 31 to move, the bottom shell water channel outlet is opened, and the condensed water in the bottom shell water channel 111 is discharged to the outside of the air conditioner through the bottom shell water channel outlet.

[0070] The exemplary embodiments of the present disclosure are specifically shown and described above. It should be understood that the present disclosure is not limited to the detailed structures, configurations or implementations described herein; on the contrary, the present disclosure is intended to cover various modifications and equivalent configurations included in the spirit and scope of the appended claims.

Claims

1. A cleaning device for a bottom shell water channel of an air conditioner, wherein the bottom shell water channel is used to store condensed water dripping from an evaporator above the bottom shell water channel, characterized in that: The cleaning device comprises a controller, a wind wheel assembly arranged inside the bottom shell water channel, and an outlet assembly arranged at the outlet of the bottom shell water channel, wherein the controller controls the wind wheel assembly to clean the bottom shell water channel and controls the action of the outlet assembly to realize the storage or discharge of condensed water in the bottom shell water channel; The wind wheel assembly comprises a wind wheel and a first motor drivingly connected to the wind wheel; the outlet assembly is controlled so that at least a portion of the wind wheel is immersed in the condensed water in the bottom shell water channel, and the wind wheel rotates under the action of the first motor, and then the condensed water in the bottom shell water channel has a cleaning effect on the bottom shell water channel.

2. The cleaning device for the water channel of the air conditioner bottom shell according to claim 1 is characterized in that: The wind wheel is composed of a plurality of ribs.

3. The cleaning device for the water channel of the air conditioner bottom shell according to claim 2 is characterized in that: The ribs are arc-shaped ribs, and a plurality of the arc-shaped ribs are arranged alternately.

4. The cleaning device for the water channel of the air conditioner bottom shell according to claim 3 is characterized in that: The outlet assembly comprises a baffle and a driving mechanism connected to the baffle. Under the action of the driving mechanism, the baffle opens or closes the bottom shell water channel outlet, so that the bottom shell water channel can collect or discharge condensed water.

5. The cleaning device for the water channel of the air conditioner bottom shell according to claim 4 is characterized in that: The driving mechanism is a gear-rack mechanism, which includes a rack and a gear. The rack is connected to the baffle, and the gear is connected to the second motor. Under the action of the second motor, the gear is meshed with the rack, thereby driving the baffle to open or close the bottom shell water channel outlet.

6. The cleaning device for the water channel of the air conditioner bottom shell according to claim 4, characterized in that: The baffle plate has a clamping groove, and the clamping groove cooperates with the wall surface of the bottom shell water channel to limit the baffle plate.

7. The cleaning device for the water channel of the air conditioner bottom shell according to claim 6, characterized in that: The baffle plate has a slide groove, and correspondingly the wall surface of the bottom shell water channel has a guide rail. The slide groove cooperates with the guide rail to limit the baffle plate.

8. The cleaning device for the water channel of the air conditioner bottom shell according to claim 7, characterized in that: The slot is arranged between the baffle and the rack, the slide groove is arranged on the side of the slot, and the slot can be clamped on the wall surface of the bottom shell water channel to limit the baffle to the left and right; the slide groove is clamped in the guide rail to limit the baffle to the front and back; when the baffle moves up and down, the guide rail guides the baffle.

9. The cleaning device for the water channel of the air conditioner bottom shell according to claim 8, characterized in that: The bottom shell water channel is provided with a liquid level sensor for detecting the liquid level of the bottom shell water channel; the controller is electrically connected to the liquid level sensor, the first motor and the second motor respectively, for receiving data transmitted by the liquid level sensor and controlling the operation of the first motor and the second motor so that condensed water is stored in the bottom shell water channel and the bottom shell water channel is cleaned.

10. The cleaning device for the water channel of the air conditioner bottom shell according to claim 9, characterized in that: The liquid level sensor detects the liquid level H1 of the bottom shell water channel and transmits the detection result to the controller. When the liquid level H1 of the bottom shell water channel is greater than the preset liquid level H0, the controller controls the first motor to start and start timing, and the condensed water in the bottom shell water channel cleans the bottom shell water channel; when the timing time T1 is greater than the preset time T0, the controller controls the first motor to stop.

11. A control method for the cleaning device for the water channel of the bottom shell of an air conditioner according to any one of claims 1 to 10, characterized in that: include: S1, the controller controls the second motor of the outlet assembly to start, the gear of the outlet assembly meshes with the rack and drives the baffle of the outlet assembly to move, the bottom shell water channel outlet is closed, and the bottom shell water channel stores condensed water dripping from the evaporator into the bottom shell water channel; S2, a liquid level sensor detects the liquid level H1 of the bottom shell water channel and transmits the detection result to the controller; S3. The controller determines whether the liquid level H1 of the bottom shell water channel is greater than the preset liquid level H0; when the liquid level H1 of the bottom shell water channel is greater than the preset liquid level H0, the controller controls the first motor of the wind wheel assembly to start, and drives the wind wheel to make the condensed water in the bottom shell water channel clean the bottom shell water channel.

12. The control method for the cleaning device of the air conditioner bottom shell water channel according to claim 11, characterized in that: The controller starts timing while controlling the first motor to start; When the timing time T1 is greater than the preset time T0, the controller controls the first motor to stop and controls the second motor to start, the gear and the rack mesh and drive the baffle to move, and then the bottom shell water channel outlet opens, and the condensed water in the bottom shell water channel is discharged to the outside of the air conditioner through the bottom shell water channel outlet.

13. An air conditioner, characterized in that: A bottom shell water channel, a cleaning device for an air conditioner bottom shell water channel as described in any one of claims 1-10, or a control method using the cleaning device for an air conditioner bottom shell water channel as described in any one of claims 11-12.

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