CN211372926U

CN211372926U - Household electrical appliance

Info

Publication number: CN211372926U
Application number: CN201921809031.6U
Authority: CN
Inventors: 谢满; 赵发; 刘明坤; 袁鹏飞; 曹子林
Original assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-08-28
Anticipated expiration: 2029-10-25

Abstract

The utility model provides a household appliance. The household appliance includes a controller and a voice receiver. The controller includes a processing unit. The voice receiver comprises a voice receiving module and a height adjusting module, wherein the voice receiving module is configured to receive voice of a user and transmit the voice of the user to the processing unit, and the height adjusting module is configured to adjust the height of the voice receiving module according to the height of the user. The utility model discloses a domestic appliance is through automatically adjusting speech reception module's height according to user's height, can make domestic appliance accurately acquire user's speech information and make accurate feedback, has reduced the error rate that pronunciation acquireed the feedback, has greatly improved user experience.

Description

Household electrical appliance

Technical Field

The utility model relates to an intelligence household electrical appliances especially relates to a domestic appliance with voice receiving module.

Background

In the prior art, a voice receiving module is added to a refrigerator to realize functions of voice message leaving, voice conversation or voice shopping and the like, so that convenience of a user in operating the refrigerator is improved. However, the position of the voice receiving module is very difficult to select, the door body shell of the existing refrigerator is mostly made of glass, the process difficulty of punching and installing the voice receiving module on the glass material is high, the fixed voice receiving module is difficult to accurately obtain user information and make accurate feedback, and the error rate of voice recognition processing is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a domestic appliance with pronunciation receiving module, it can reduce the error rate that pronunciation acquireed feedback.

The utility model discloses a further purpose avoids the speech receiving module to go up and down frequently.

The utility model discloses another further purpose is to avoid voice reception module to disturb user's normal operating domestic appliance.

Particularly, the utility model provides a household appliance, a serial communication port, include:

a controller including a processing unit; and

the voice receiver comprises a voice receiving module and a height adjusting module; wherein

The voice receiving module is configured to receive user voice and transmit the user voice to the processing unit;

the height adjusting module is configured to adjust the height of the voice receiving module according to the height of the user.

Optionally, the height adjustment module is configured to:

and when the time that the distance between the user and the household appliance is less than or equal to a preset distance threshold value is greater than or equal to a preset first time threshold value, adjusting the height of the voice receiving module.

Optionally, the height adjustment module is configured to:

when the height of the user is smaller than or equal to a preset height threshold value, adjusting the height of the voice receiving module to be a preset first height;

and when the height of the user is greater than the preset height threshold value, adjusting the height of the voice receiving module to be a preset second height.

Optionally, the preset height threshold is 86% -92% of the height of the household appliance; and/or

The preset first height is 80% -90% of the height of the household appliance; and/or

The preset second height is 90% -98% of the height of the household appliance.

Optionally, the household appliance is a refrigerator; and is

The voice receiving module is arranged to be hidden in the door body of the refrigerator or the shell of the voice receiver.

Optionally, the household appliance is a refrigerator; and is

The voice receiver is arranged above one door body of the refrigerator or the shell of the voice receiver is arranged at the top of one door body.

Optionally, the household appliance is a refrigerator; and is

The voice receiver is arranged on one transverse side of one door body of the refrigerator or the shell of the voice receiver is arranged in one transverse end of one door body.

Optionally, the height adjustment module is configured to drive the voice receiving module to move to one side of the household appliance in the horizontal direction and to move in the vertical direction.

Optionally, the household appliance further comprises:

a height acquisition module configured to detect height related data of a user and transmit the height related data to the processing unit; and is

The processing unit calculates the height of the user and/or the distance between the user and the household appliance according to the height-related data; wherein

The height related data is the head position and the foot position of the user.

Optionally, the household appliance is a refrigerator; and is

The height obtaining module is arranged on a door body of the refrigerator.

The utility model discloses a domestic appliance adjusts voice receiving module's height automatically according to user's height, can accurately acquire user's speech information and make accurate feedback, has reduced the error rate that pronunciation acquireed the feedback, has greatly improved user experience.

Further, the utility model discloses a domestic appliance readjusts voice reception module's height after user's distance domestic appliance predetermines distance a period, can only pass domestic appliance or carry out under the condition of other simple operations to domestic appliance at the user, avoids voice reception module to stretch out frequently and go up and down, and then has improved user experience, has prolonged altitude mixture control module's life.

Further, the utility model discloses a make the speech receiving module can hide in the door body of refrigerator or hide in speech receiver's shell, speech receiving module at the vertical motion in horizontal one side of refrigerator, can avoid the speech receiving module to disturb user's normal operating household appliance to avoid the speech receiving module to be bumped the damage by the mistake.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a schematic isometric view of a household appliance in accordance with an embodiment of the present invention, wherein a voice receiving module is in a hidden state;

FIG. 2 is a schematic block diagram of the controller of FIG. 1;

FIG. 3 is a schematic block diagram of the speech receiver of FIG. 1;

FIG. 4 is a schematic isometric view of the household appliance of FIG. 1 with the voice receiving module at a preset first elevation;

FIG. 5 is a schematic isometric view of the household appliance of FIG. 1 with the voice receiving module at a preset second elevation;

fig. 6 is a schematic isometric view of a household appliance in accordance with another embodiment of the present invention, wherein the voice receiving module is in a hidden state;

FIG. 7 is a schematic isometric view of the household appliance of FIG. 6 with the voice receiving module at a preset first elevation;

FIG. 8 is a schematic isometric view of the household appliance of FIG. 6 with the voice receiving module at a preset second elevation;

fig. 9 is a flowchart of a control method for a home appliance according to an embodiment of the present invention;

fig. 10 is a flowchart of a control method for obtaining a user instruction to turn on a voice function according to an embodiment of the present invention;

FIG. 11 is a flow chart of a control method for adjusting the height of a voice receiving module based on the height of a user according to one embodiment of the present invention;

fig. 12 is a detailed flowchart of a control method for a home appliance according to an embodiment of the present invention.

Detailed Description

Fig. 1 is a schematic isometric view of a household appliance 100 according to an embodiment of the present invention, wherein the voice receiving module 141 is in a hidden state. In the present invention, the household appliance 100 may be a refrigerator, an air conditioner, a washing machine, a water heater, and other household appliances 100. Referring to fig. 1, the technical solution of the present invention will be explained in detail below by taking a household appliance 100 as an example of a refrigerator.

The refrigerator may include a cabinet 110 defining at least one storage compartment, at least one door 120 for opening and closing the at least one storage compartment, respectively, a refrigeration system (not shown) for providing refrigeration to the at least one storage compartment, and a controller 130 for controlling the refrigeration system to be activated and operated. In the illustrated embodiment, the household appliance 100 is a side-by-side refrigerator,

the number of the door bodies 120 (i.e., storage compartments) is two and arranged in the lateral direction.

Fig. 2 is a schematic block diagram of the controller 130 of fig. 1. Referring to fig. 2, the controller 130 may include a processing unit 131 and a storage unit 132. Wherein the storage unit 132 stores a computer program 133, and the computer program 133 is used for implementing the control method of the embodiment of the present invention when being executed by the processing unit 131.

In some embodiments, the refrigerator may further include a voice receiver 140 for receiving a user voice and transmitting the user voice to the processing unit 131, and the processing unit 131 further processes the user voice to implement functions of leaving a message, performing voice conversation, or performing voice shopping, so as to improve convenience of the user in operating the refrigerator.

Fig. 3 is a schematic block diagram of the voice receiver 140 of fig. 1. Referring to FIG. 3, in particular, the voice receiver 140 may include a voice receiving module 141, a height adjusting module 142, and a height obtaining module 143.

The voice receiving module 141 may be configured to receive a user voice and transmit the user voice to the processing unit 131. The voice receiving module 141 may be an energy conversion device, such as a microphone, that converts a sound signal into an electric signal.

The height adjustment module 142 may be configured to adjust the height of the voice receiving module 141. Skilled in the art can understand that the height adjustment module 142 can be composed of a gear rack and/or a cylinder, and the like, to realize the extension and/or height adjustment of the voice receiving module 141, which is not described herein.

The height acquisition module 143 can be configured to directly detect a user's height and transmit the user's height to the processing unit 131, or detect height related data of the user and transmit the height related data to the processing unit 131, with the user's height being calculated by the processing unit 131.

In some embodiments, the height obtaining module 143 can be a camera module for obtaining the head position and the foot position of the user and transmitting the head position and the foot position of the user to the processing unit 131. Under the condition that the height of the camera module from the ground is known, the processing unit 131 can calculate the height of the user according to the included angles between the connecting line of the camera module and the foot of the user and the connecting line of the front surface of the door body 120, the camera module and the head of the user.

The processing unit 131 can be configured to obtain a user instruction for starting the voice function, and control the height adjusting module 142 to adjust the height of the voice receiving module 141 according to the height of the user, so as to accurately obtain the voice information of the user and make an accurate feedback, thereby reducing the error rate of voice obtaining feedback and greatly improving the user experience.

Fig. 4 is a schematic isometric view of the household appliance 100 shown in fig. 1, wherein the voice receiving module 141 is at a preset first height; fig. 5 is a schematic isometric view of the home appliance 100 shown in fig. 1, wherein the voice receiving module 141 is at a preset second height. Referring to fig. 4 and 5, in particular, the processing unit 131 may be configured to determine whether the height of the user is less than or equal to a preset height threshold value after the height of the user is obtained or calculated. When the height of the user is less than or equal to the preset height threshold, the processing unit 131 may control the height adjusting module 142 to adjust the height of the voice receiving module 141 to a preset first height; when the height of the user is greater than the preset height threshold, the processing unit 131 may control the height adjusting module 142 to adjust the height of the voice receiving module 141 to the preset second height.

Wherein the preset height threshold may be 86% -92% (e.g. 86%, 89% or 92%) of the refrigerator height H, and the preset first height H₁Can be 80-90% (e.g. 80%, 85% or 90%) of the height H of the refrigerator, and the second height H is preset₂Can be 90% to 98% (e.g., 90%, 94%, 98%, etc.) of the refrigerator height H. In one embodiment of the present invention, the height H of the refrigerator is 1905mm (mm), the preset height threshold may be 1700mm, and the preset first height H₁May be 1650mm, with a preset second heightDegree h₂May be 1750 mm. The utility model discloses utilize most users to select the habit of refrigerator height according to self height, highly confirm voice receiving module 141's height through the refrigerator for voice receiving module 141's after the regulation height is applicable to the user of different heights.

Referring to fig. 4 and 5, the voice receiver 140 may be disposed above one door 120 or the housing may be disposed on the top of one door 120. In this embodiment, the voice receiving module 141, the height adjusting module 142, and the height obtaining module 143 of the voice receiver 140 may be pre-assembled as a single piece to facilitate component transportation and overall assembly.

In some embodiments, the voice receiving module 141 can be hidden in the door 120 or the housing of the voice receiver 140. The height adjusting module 142 may be configured to drive the voice receiving module 141 to extend out from the door 120 or the housing of the voice receiver 140 and further adjust the height, or retract from the extended state to be hidden in the door 120 or the housing of the voice receiver 140, so as to prevent the voice receiving module 141 from being damaged by mistake when the voice function is turned off.

The processing unit 131 may be configured to, in a case where a user instruction for starting the voice function is obtained, control the height adjusting module 142 to drive the voice receiving module 141 to extend out and further adjust the height of the voice receiving module 141 according to the height; in the case of acquiring a user instruction to turn off the voice function, the voice receiving module 141 is controlled to be kept in a hidden state to prevent the voice receiving module 141 from being damaged by accidental collision and to prevent it from hindering the user from operating the refrigerator.

In some embodiments, the processing unit 131 may further calculate a distance between the user and the household appliance 100 (i.e., a distance between the user and the front surface of the door 120 in the front-back direction) according to the relevant data acquired by the camera module. The processing unit 131 may be configured to obtain a user instruction for starting the voice function when the distance between the user and the household appliance 100 is less than or equal to a preset distance threshold, and then control the height adjusting module 142 to adjust the height of the voice receiving module 141 according to the height of the user, so as to intelligently automatically or controllably start the voice function; the voice receiving module 141 is maintained in a hidden state when the distance between the user and the home appliance 100 is greater than a preset distance threshold. The utility model discloses in, predetermine apart from the threshold value can be 300mm ~ 500mm, for example 300mm, 400mm or 500mm etc. The distance between the user and the household appliance 100 can also be detected by an additional distance detection module.

The processing unit 131 may be further configured to obtain a user instruction for starting the voice function when the time when the distance between the user and the household appliance 100 is less than or equal to the preset distance threshold is greater than or equal to the preset first time threshold; make voice receiving module 141 keep at the hidden state when the time of the distance less than or equal to preset distance threshold of user and domestic appliance 100 is less than the first time threshold of presetting to under the condition that the user only passes domestic appliance 100 or carries out other simple operations to domestic appliance 100, avoid voice receiving module 141 to stretch out frequently and go up and down, and then improved user experience, prolonged the life who stretches out and go up and down the drive structure that corresponds. In the present invention, the first time threshold may be 2-4 s (seconds), for example, 2s, 3s, or 4s, etc.

Particularly, the applicant skillfully sets the camera module on the door 120 of the refrigerator, which can effectively prevent the voice receiving module 141 from extending out when the user only takes articles from the storage compartment. That is, when the user opens the door 120, the detection area of the camera module located in the door 120 is changed, so that the distance between the user and the refrigerator calculated by the processing unit 131 is infinity, and the voice receiving module 141 is kept in the hidden state according to the control logic.

In some embodiments, the refrigerator may further include a control panel 150 disposed on the door 120 to allow a user to input and transmit control instructions to the processing unit 131. The control panel 150 may display the interactive information when a time when a distance between the user and the home appliance 100 is less than or equal to a preset distance threshold is greater than or equal to a preset first time threshold, so as to save energy.

The control panel 150 may be configured to enable a user to input a user instruction to turn on the voice function by default. The processing unit 131 may control the height adjustment module 142 to start and drive the voice receiving module 141 to ascend and descend when a condition that a time when a distance between the user and the household appliance 100 is less than or equal to a preset distance threshold is greater than or equal to a first time threshold is met under the condition that a user instruction for starting a voice function by default is acquired, so that the input times of the user are reduced, and the voice receiving module 141 can quickly respond to the user.

The processing unit 131 may, when the default user instruction for turning off the voice function is obtained, and when a condition that a time when a distance between the user and the household appliance 100 is less than or equal to a preset distance threshold is greater than or equal to a first time threshold is satisfied, control the control panel 150 so that the user can input the user instruction for turning on the voice function at this time on the control panel 150, so that the user can turn on the voice function at any time. When the processing unit 131 obtains the user instruction for starting the voice function this time, the height adjusting module 142 is only started at this time, so that the user can flexibly start the voice function according to the requirement, and the worry that the user collects the user information at the moment when the voice receiving module 141 is extended by default is avoided.

In some embodiments, the processing unit 131 may be further configured to determine whether a time period during which the distance between the user and the household appliance 100 is greater than or equal to a preset second time threshold after adjusting the height of the voice receiving module 141, and control the height adjusting module 142 to retract the voice receiving module 141 to a hidden state when the time period during which the distance between the user and the household appliance 100 is greater than or equal to the second time threshold, so as to reduce energy consumption and prevent the voice receiving module 141 from being damaged by a mistake and preventing the user from operating the refrigerator. In the present invention, the second time threshold may be 5-10 s, for example, 5s, 6s, 8s, or 10s, etc.

The processing unit 131 may control the control panel 150 to enable the user to input a user instruction for turning off the voice function at this time on the control panel 150 when the user instruction for turning on the voice function by default is acquired. That is, only when the voice function is turned off this time, when the time when the distance between the user and the household appliance 100 is less than or equal to the preset distance threshold is greater than or equal to the first time threshold next time, the processing unit 131 still controls the height adjusting module 142 to work according to the default user instruction for turning on the voice function, so that the user can turn off the voice function flexibly according to the requirement, and unnecessary energy waste is avoided.

In some embodiments, the height adjustment module 142 may be configured to drive the voice receiving module 141 to move to one lateral side of the door 120 along the lateral direction, and then move downward, so as to avoid shielding the door 120 and even the control panel 150 on the door 120. In the illustrated embodiment, the height adjusting module 142 may be configured to drive the voice receiving module 141 to move between the two door bodies 120 in a direction approaching to the other door body 120, and then move downward, that is, the height adjusting module 142 drives the voice receiving module 141 to move between the two door bodies 120 along the vertical direction, so as to further improve the accuracy of obtaining the voice information of the user and making feedback.

Fig. 6 is a schematic isometric view of a household appliance 100 according to another embodiment of the present invention, wherein the voice receiving module 141 is in a hidden state; fig. 7 is a schematic isometric view of the household appliance 100 shown in fig. 6, wherein the voice receiving module 141 is at a preset first height; fig. 8 is a schematic isometric view of the home appliance 100 shown in fig. 6, with the voice receiving module 141 at a preset second height. Referring to fig. 6 to 8, the illustrated embodiment is different from the previous embodiments in that the voice receiving module 141 and the height adjusting module 142 may be disposed at one lateral side of one door body 120 or may be housed in one lateral end of one door body 120. The height obtaining module 143 can be disposed above one door 120 or built in the top of one door 120 to avoid shielding the door 120 and even the control panel 150 on the door 120, and avoid the layout of the voice receiver 140 from being too concentrated and even affecting the heat preservation and insulation of the storage chamber.

In this embodiment, the height adjusting module 142 may be configured to drive the voice receiving module 141 to move to one lateral side of the door 120 along the lateral direction, and then move upward or downward. In the illustrated embodiment, the voice receiving module 141 and the height adjusting module 142 may be disposed on one lateral side or at one lateral end of one door 120 close to the other door 120. That is, the voice receiving module 141 is located between the two door bodies 120 during operation, so as to further improve the accuracy of acquiring the voice information of the user and making feedback.

Fig. 9 is a flowchart of a control method for the household appliance 100 according to an embodiment of the present invention. Referring to fig. 9, the control method for the household appliance 100 performed by the controller 130 of any of the above embodiments of the present invention may include the following steps:

step S902: and acquiring a user instruction for starting the voice function.

Step S904: the height of the voice receiving module 141 is adjusted according to the height of the user.

Step S906: receives a user voice and transfers the user voice to the processing unit 131.

The utility model discloses a control method for domestic appliance 100 is through adjusting the height of pronunciation receiving module 141 automatically according to user's height after obtaining the user instruction of opening voice function, can accurately acquire user's speech information and make accurate feedback, has reduced the error rate that pronunciation acquireed the feedback, has greatly improved user experience.

Fig. 10 is a flowchart of a control method for acquiring a user instruction to turn on a voice function according to an embodiment of the present invention. Referring to fig. 10, the step of obtaining the user instruction for turning on the voice function may include the following specific steps:

step S1002: the distance of the user from the home appliance 100 is acquired. In this step, the distance of the user from the home appliance 100 may be calculated from the height-related data acquired by the height acquisition module 143 or detected by an additional distance detection module.

Step S1004: it is determined whether the distance between the user and the household appliance 100 is less than or equal to a preset distance threshold and the corresponding time is greater than or equal to a preset first time threshold. In this step, the processing unit 131 may first determine whether the distance between the user and the household appliance 100 is less than or equal to a preset distance threshold, and then determine whether the duration of the condition is greater than or equal to a first time threshold when the condition that the distance is less than or equal to the preset distance threshold occurs. The preset distance threshold may be 300mm to 500mm, such as 300mm, 400mm, or 500 mm. The first time threshold may be 2-4 s, e.g., 2s, 3s, or 4s, etc.

Step S1006: if so, acquiring a default user instruction for starting the voice function or a user instruction for starting the voice function only this time. In this step, both the default user instruction for turning on the voice function and the user instruction for turning on the voice function this time can be obtained by the control panel 150 of the home appliance 100 and transmitted to the processing unit 131. The control panel 150 enables the user to input a user instruction to turn on the voice function at this time on the control panel 150 when the processing unit 131 acquires a user instruction to turn off the voice function by default.

The utility model discloses a control method for domestic appliance 100 stretches out voice reception module 141 and adjusts voice reception module 141's height according to user's instruction automatically again after user's distance domestic appliance 100 preset distance a period, can only pass domestic appliance 100 or carry out under the condition of other simple operations to domestic appliance 100 at the user, avoid voice reception module 141 to stretch out frequently and go up and down, and then improved user experience, the life of corresponding stretching out and lift drive structure has been prolonged.

Further, the utility model discloses a control method for domestic appliance 100 can make the user once only acquiesce to open the voice function in the use, stretches out voice receiving module 141 and adjusts the height of voice receiving module 141 automatically when the user is close to domestic appliance 100, has reduced user's input number of times to make voice receiving module 141 can respond to the user fast; or under the condition of closing the voice function by default, the user can input a user instruction for opening the voice function only at this time, so that the user can conveniently open the voice function at any time, and the worry that the user collects user information at any time after the voice receiving module 141 is extended by default is avoided.

Fig. 11 is a flowchart of a control method for adjusting the height of the voice receiving module 141 according to the height of the user according to an embodiment of the present invention. Referring to fig. 11, the step of adjusting the height of the voice receiving module 141 according to the height of the user may include the following specific steps:

step S1102: the height of the user is obtained or calculated. In this step, the height of the user can be directly detected by the height obtaining module 143, or can be obtained by the height-related data of the user detected by the height obtaining module 143 and further calculated by the processing unit 131.

Step S1104: and judging whether the height of the user is less than or equal to a preset height threshold value. If yes, go to step S1106; if not, go to step S1108. In this step, the preset height threshold may be 86% to 92% (e.g., 86%, 89%, 92%, etc.) of the refrigerator height H.

Step S1106: the height of the voice receiving module 141 is adjusted to a preset first height. In this step, a first height h is preset₁Can be 80% to 90% (e.g., 80%, 85%, 90%, etc.) of the refrigerator height H.

Step S1108: the height of the voice receiving module 141 is adjusted to a preset second height. In this step, a second height h is preset₂Can be 90% to 98% (e.g., 90%, 94%, 98%, etc.) of the refrigerator height H.

In an embodiment where the voice receiving module 141 can be hidden in the door 120 or the housing of the voice receiver 140, steps S1106 and S1108 may further include controlling the extension of the voice receiving module 141 before adjusting the height of the voice receiving module 141. Correspondingly, if a user instruction for turning off the voice function (turning off the voice function by default and turning off the voice function this time) is obtained, the voice receiving module 141 is controlled to be kept in a hidden state, so as to prevent the voice receiving module 141 from being damaged by mistake and prevent the voice receiving module from interfering with the user to operate the household appliance 100.

The utility model discloses a control method for domestic appliance 100 is through the height interval of the division in advance that judges user's height and locate, and with the altitude mixture control of pronunciation receiving module 141 for the height interval of locating corresponding preset height value again, can accurately acquire user's speech information when, simplified domestic appliance 100's calculation control flow, and then improved pronunciation receiving module 141's reaction rate.

Further, the utility model discloses utilize most users to select the habit of refrigerator height according to self height, highly confirm voice receiving module 141's height through the refrigerator for voice receiving module 141's after the regulation height is applicable to the user of different heights.

In some embodiments, the control method of the present invention may further include the following step after the step of adjusting the height of the voice receiving module 141 according to the height of the user:

judging whether the time when the distance between the user and the household appliance 100 is greater than the preset distance threshold is greater than or equal to a preset second time threshold; if yes, the voice receiving module 141 is retrieved. The second time threshold may be 5-10 s, for example, 5s, 6s, 8s, or 10 s.

The utility model discloses a control method is greater than when presetting apart from the threshold value with pronunciation receiving module 141 through the distance at user's continuous period and domestic appliance 100 and withdraws to hidden state, reducible unnecessary energy loss to avoid pronunciation receiving module 141 to be bumped by the mistake and damage, hinder user operation domestic appliance 100.

In some embodiments, in the case of acquiring the default user instruction for turning on the voice function, the control method of the present invention may further include a step of "enabling the user to input the user instruction for turning off the voice function this time to the control panel 150 of the home appliance 100", so that the user can flexibly turn off the voice function according to the requirement, thereby avoiding unnecessary energy waste.

Fig. 12 is a detailed flowchart of a control method for the household appliance 100 according to an embodiment of the present invention. Referring to fig. 12, the control method for the household appliance 100 of the present invention may include the following detailed steps:

step S1202: the distance of the user from the home appliance 100 is acquired.

Step S1204: it is determined whether the distance between the user and the home appliance 100 is less than or equal to a preset distance threshold. If yes, go to step S1206; if not, the process returns to step S1202.

Step S1206: whether the time corresponding to the distance between the user and the household appliance 100 is smaller than or equal to the preset distance threshold is larger than or equal to the preset first time threshold is judged. If yes, go to step S1208; if not, the process returns to step S1202.

Step S1208: and judging whether a user instruction for opening the voice function by default is acquired. If yes, go to step S1218 to adjust the height of the voice receiving module 141; if not, step S1210 is executed to continue to obtain the user instruction for starting the voice function.

Step 1210: the user is enabled to input a user instruction to turn on the voice function at the control panel 150 this time.

Step S1212: and judging whether a user instruction for starting the voice function is acquired. If yes, go to step S1218 to adjust the height of the voice receiving module 141; if not, step S1214 is executed.

Step S1214: and judging whether the time corresponding to the distance between the user and the household appliance 100 is greater than or equal to a preset second time threshold. If yes, go to step S1216; if not, the process returns to step S1210.

Step S1216: controls the voice receiving module 141 to remain in a hidden state. The process returns to step S1202.

Step S1218: the height of the user is obtained.

Step S1220: and judging whether the height of the user is less than or equal to a preset height threshold value. If yes, go to step S1222; if not, go to step S1224.

Step S1222: the voice receiving module 141 is controlled to extend out and the height of the voice receiving module 141 is adjusted to a preset first height. Step S1226 is performed.

Step S1224: the voice receiving module 141 is controlled to extend out and the height of the voice receiving module 141 is adjusted to a preset second height. Step S1226 is performed.

Step S1226: receives a user voice and transmits the voice to the processing unit 131.

Step S1228: and judging whether the time when the distance between the user and the household appliance 100 is greater than the preset distance threshold value is greater than or equal to a preset second time threshold value. If yes, go to step S1230; if not, the process returns to step S1226.

Step S1230: the retraction voice receiving module 141 or the control voice receiving module 141 is maintained in a hidden state. Returning to step S1202, a new loop is started.

Further, the following steps are also included between step S1218 and step S1230:

step S1232: the user can input a user instruction to turn off the voice function at this time on the control panel 150.

Step S1234: and judging whether a user instruction for closing the voice function is acquired or not. If yes, go to step S1230; if not, the process returns to step S1232.

The utility model discloses a control method can switch voice function in a flexible way to can obtain to go up and down voice receiving module 141 intelligently after opening voice function's user instruction, user experience is fabulous.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.

Claims

1. A household appliance, characterized in that it comprises:

a controller including a processing unit; and

2. The household appliance of claim 1, wherein the height adjustment module is configured to:

3. The household appliance of claim 1, wherein the height adjustment module is configured to:

4. Household appliance according to claim 3,

the preset height threshold value is 86% -92% of the height of the household appliance; and/or

The preset second height is 90% -98% of the height of the household appliance.

5. Household appliance according to claim 1,

the household appliance is a refrigerator; and is

6. Household appliance according to claim 1,

the household appliance is a refrigerator; and is

7. Household appliance according to claim 1,

the household appliance is a refrigerator; and is

8. Household appliance according to claim 6 or 7,

the height adjusting module is configured to drive the voice receiving module to move to one side of the household appliance along the transverse direction and move along the vertical direction.

9. The household appliance of claim 1, further comprising:

The height related data is the head position and the foot position of the user.

10. Household appliance according to claim 9,

the household appliance is a refrigerator; and is

The height obtaining module is arranged on a door body of the refrigerator.