CN111578327A

CN111578327A - Household electrical appliance

Info

Publication number: CN111578327A
Application number: CN202010370929.9A
Authority: CN
Inventors: 饶博文; 张建龙; 钟勋; 张焕然; 王灏
Original assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-08-25
Anticipated expiration: 2040-05-06
Also published as: CN111578327B

Abstract

The invention discloses a household appliance which comprises a cavity and a door body. The door body can be movably connected to the front part of the cavity, and a control box positioned above the door body is fixed to the front part of the cavity. The control box includes a distance detector, an indicator light, and a controller. The controller is connected with the distance detector and the indicator light, and the distance detector is used for detecting the distance between an object and the household appliance. The controller is used for controlling the indicator lamp to be turned on under the condition that the distance is smaller than the preset distance, and the controller is used for controlling the indicator lamp to be turned off under the condition that the distance is larger than or equal to the preset distance. Above-mentioned domestic appliance has increased the pilot lamp, and when object (like the user) was close to domestic appliance, the corresponding breathing atmosphere effect was made to the pilot lamp, promoted the holistic intellectuality of product, also can build warm, romantic service environment simultaneously.

Description

Household electrical appliance

Technical Field

The invention relates to the technical field of electric appliances, in particular to a household electric appliance.

Background

In the current household appliances, the control of the display screen and the interface of the whole appliance is basically realized by touching keys or a time delay function with fixed time duration. However, this manual operation reduces the intelligence of the product as a whole.

Disclosure of Invention

The embodiment of the invention provides a household appliance.

The household appliance comprises a cavity and a door body, wherein the door body can be movably connected to the front portion of the cavity, a control box positioned above the door body is fixed to the front portion of the cavity, the control box comprises a distance detector, an indicator light and a controller, the controller is connected with the distance detector and the indicator light, the distance detector is used for detecting the distance between an object and the household appliance, the controller is used for controlling the indicator light to be turned on when the distance is smaller than a preset distance, and the controller is used for controlling the indicator light to be turned off when the distance is larger than or equal to the preset distance.

Above-mentioned domestic appliance has increased the pilot lamp, and when object (like the user) was close to domestic appliance, the corresponding breathing atmosphere effect was made to the pilot lamp, promoted the holistic intellectuality of product, also can build warm, romantic service environment simultaneously.

In some embodiments, the control box comprises a support and a front panel, the front panel is mounted on the support, a light-transmitting area is arranged at the bottom of the support, the indicator light and the controller are arranged on the inner side of the support, the indicator light corresponds to the light-transmitting area, and the top of the door body and the bottom of the support are arranged at intervals.

In some embodiments, the control box comprises a support and a front panel, the front panel is mounted on the support, a wind shield is arranged at the bottom of the support, an accommodating groove is formed at the bottom of the support and the wind shield together, the indicator lamp is accommodated in the accommodating groove, the wind shield is provided with a light-transmitting area, the indicator lamp corresponds to the light-transmitting area, and the top of the door body and the wind shield are arranged at intervals.

In some embodiments, the wind deflector comprises a first plate and a second plate which are connected, the first plate is connected with the bottom of the bracket and is provided with the light-transmitting area, the second plate is located at the front part of the cavity, the front part of the cavity is provided with an outlet, and the second plate is provided with a through hole communicated with the outlet.

In certain embodiments, the wind deflector is removably coupled to the bracket bottom.

In some embodiments, the control box includes a touch screen disposed on the front panel, the controller is connected to the touch screen, the controller is configured to control the touch screen to be turned on when the distance is smaller than a preset distance, and the controller is configured to control the touch screen to be turned off when the distance is greater than or equal to the preset distance and the touch screen is not touched for more than a preset duration.

In some embodiments, the controller is configured to control the indicator light to be turned on and off according to a control command output by the touch screen.

In some embodiments, a first air duct is arranged in the door body, the household appliance comprises an air duct piece arranged at the top of the cavity, a fan is arranged in the air duct piece, a second air duct is arranged in the air duct piece, an inlet of the second air duct is communicated with the first air duct, and an outlet of the second air duct is communicated with a gap between the top of the door body and the bottom of the support.

In some embodiments, the household appliance includes a wind deflector corresponding to the outlet of the second air duct, the wind deflector is mounted at the bottom of the bracket, and the wind deflector is provided with a light transmission hole corresponding to the light transmission area.

In some embodiments, the second air duct includes an upper air duct and a lower air duct which are spaced apart from each other, the air duct member includes a connection space for communicating the upper air duct and the lower air duct, the fan is located in the connection space, the lower air duct communicates with the first air duct, and the upper air duct communicates with a gap between the top of the door body and the bottom of the bracket.

In some embodiments, a reflective area is disposed on the top of the door body, the reflective area corresponds to the light-transmitting area, and the reflective area is provided with a plurality of grooves.

In some embodiments, the controller is used for controlling the indicator light to be turned on and off according to the control instruction of the indicator light,

the control instruction is from at least one of:

an input component of the household appliance;

and the terminal is in wireless communication with the household appliance.

In certain embodiments, the distance detector comprises at least one of an infrared sensor, a microwave distance sensor, an ultrasonic distance sensor, a light sensor.

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

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a home appliance according to an embodiment of the present invention;

fig. 2 is a front view of a home appliance according to an embodiment of the present invention;

fig. 3 is another structural schematic diagram of the home appliance according to the embodiment of the present invention;

fig. 4 is a right side sectional view of a home appliance according to an embodiment of the present invention;

FIG. 5 is an enlarged view of portion I of FIG. 4;

fig. 6 is a right side view of the home appliance of the embodiment of the present invention;

fig. 7 is another right side sectional view of the home appliance according to the embodiment of the present invention;

FIG. 8 is an enlarged view of portion II of FIG. 7;

fig. 9 is still another structural schematic diagram of the home appliance according to the embodiment of the present invention;

FIG. 10 is a schematic structural view of a wind deflector according to an embodiment of the present invention;

fig. 11 is a schematic structural view of an indicator light according to an embodiment of the present invention.

Description of the main element symbols: the household appliance comprises a household appliance 100, a cavity 10, a control box 11, a front portion 12, an upper heating tube 16, a door body 20, a top portion 22, a reflection region 222, a groove 2222, a first air duct 24, a distance detector 31, a receiving end 312, an emitting end 314, an indicator light 32, a support 34, an air baffle 342, a first plate 3422, a mounting hole 34222, a second plate 3424, a through hole 34242, a receiving groove 343, a first groove 3431, a second groove 3432, a light transmission region 344, a bottom portion 346, a front panel 35, a touch screen 36, a touch screen support 362, an air duct member 40, a fan 42, a second air duct 44, an inlet 442, an outlet 444, an air baffle 446, a light transmission hole 4462, an upper air duct 447, a lower air duct 448, a connecting space 46 and an input assembly 50.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In this specification, unless explicitly stated or limited otherwise, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

Referring to fig. 1 to 3, a household appliance 100 according to an embodiment of the present invention includes a cavity 10 and a door 20, the door 20 is movably connected to a front portion 12 of the cavity 10, a control box 11 is fixed to the front portion 12 of the cavity 10 and located above the door 20, the control box 11 includes a distance detector 31, an indicator light 32 and a controller (not shown), the controller is connected to the distance detector 31 and the indicator light 32, the distance detector 31 is configured to detect a distance between an object and the household appliance 100, the controller is configured to control the indicator light 32 to be turned on when the distance is smaller than a preset distance, and the controller is configured to control the indicator light 32 to be turned off when the distance is greater than or equal to the preset distance.

Above-mentioned domestic appliance 100 has increased pilot lamp 32, and when object (like the user) was close to domestic appliance 100, the breathing atmosphere effect that corresponds was made to pilot lamp 32, promoted the holistic intellectuality of product, also can build warm, romantic service environment simultaneously.

In the prior art, the control of household appliances (such as light control) is basically realized by touching keys or a fixed-time delay function. Therefore, in the cooking process, a user needs to manually touch the related household appliances to wake up and normally operate the overall functions of the household appliances, and the convenience in operating the household appliances is reduced by the manual operation mode. This not only makes the user comparatively hard waste time at the in-process that uses domestic appliance, has greatly influenced domestic appliance holistic intellectuality moreover. In order to facilitate the cooking process of a user and reduce the number of times of manually touching the keys, a soft and warm kitchen display effect can be created, and further improvement on the household appliance is needed.

Referring to fig. 1 to 3, the door 20 of the household appliance 100 is movably connected to the front portion 12 of the cavity 10, and the movable connection may be a rotating connection, a sliding connection, or the like. The control box 11 is fixedly arranged at the front part 12 of the cavity 10, so that certain operation of the control box 11 by a user is facilitated.

The distance detector 31 of the control box 11 may include a receiving end 312 and a transmitting end 314, and referring to fig. 2, the distance detector 31 may be used to detect a distance between an object and the home appliance 100. In the present embodiment, the distance detector 31 is connected to a controller, and the controller is connected to an indicator lamp 32. In case that an object (e.g., a user) approaches the household appliance 100, the distance detector 31 may detect a distance between the object and the household appliance 100, and at this time, the controller connected to the distance detector 31 further controls an operating state of the indicator lamp 32 according to the distance detected by the distance detector 31 and a preset distance. The predicted distance may be [20, 60] cm, and preferably, the predicted distance may be [30, 50] cm. In one example, when the distance detector 31 detects that an object is near the household appliance 100 at a position 35cm away from the household appliance, the distance detector 31 may feed back a distance signal to the controller, and the controller receives that the distance at this time is smaller than a preset distance, and outputs a signal to control the indicator light 32 to turn on in a manner that the indicator light 32 presents a light effect of changing light from weak to strong. When the controller receives that the distance between the object and the household appliance 100 is greater than or equal to the preset distance, the controller outputs a signal to control the indicator lamp 32 to be turned off. Thus, the intelligent user experience function of intelligently sensing the approach of the user and lighting the indicator lamp 32 is achieved. In addition, the indicator light 32 may be referred to as a breathing light or an atmosphere light.

The household appliance 100 includes, but is not limited to, a microwave oven, an oven, a rice cooker, an induction cooker, a steam box, a refrigerator, a dish washer, etc. And is not particularly limited herein. The present invention is specifically described herein with reference to an oven as a specific embodiment.

In some embodiments, the control box 11 includes a bracket 34 and a front panel 35. The front panel 35 is mounted on the bracket 34. The bottom 346 of the bracket 34 is provided with a light-transmitting region 344. The indicator light 32 and the controller are disposed inside the bracket 34, and the indicator light 32 corresponds to the light-transmitting area 344. The top 22 of the door 20 is spaced from the bottom 346 of the bracket 34. Thus, the light of the indicator light 32 can be emitted from the space and then emitted to the outside of the household appliance 100 from the space, so that the direct projection of the indicator light 32 can be avoided to cause a dazzling feeling.

Specifically, referring to fig. 4 to 6, the bracket 34 fixes and supports the front panel 35, so that the front panel 35 can be mounted at the bracket 34. In this embodiment, the front panel 35 may be a glass panel, and in other embodiments, the material of the front panel 35 may also be other materials such as plastic, and is not limited herein. The shape of the front panel 35 may be a rectangular parallelepiped, a square, a circle, or other polygonal shapes. The bottom 346 of the bracket 34 is provided with a light-transmitting area 344 that the light beam can irradiate, the light-transmitting area 344 can be a through hole or an area made of a light-transmitting material (such as transparent glass or transparent plastic, etc.), the indicator lamp 32 is arranged inside the bracket 34, and under the condition that the indicator lamp 32 is lighted, the light generated by the indicator lamp 32 passes through the light-transmitting area 344 and irradiates the space between the control box 11 and the door body 20, so that the whole household appliance 100 creates a soft and warm atmosphere light effect. In addition, the top 22 of the door 20 and the bottom 346 of the bracket 34 can be spaced, so that the light of the indicator light 32 can be emitted from the space due to the space, and the dazzling feeling caused by the direct irradiation of the indicator light 32 can be avoided.

In some embodiments, the control box 11 includes a bracket 34 and a front panel 35. The front panel 35 is mounted on the bracket 34. The bottom 346 of the bracket 34 is provided with a wind deflector 342. The bottom 346 of the bracket 34 and the wind guard 342 together form a receiving groove 343. The indicator 32 is accommodated in the accommodating groove 343, the wind shield 342 has a light-transmitting area 344, and the indicator 32 corresponds to the light-transmitting area 344. The top 22 of the door 30 is spaced apart from the windshield 342.

Specifically, referring to fig. 7-10, the bottom 346 of the bracket 34 may be provided with a wind deflector 342. The bottom 346 of the bracket 34 and the wind guard 342 together form a receiving groove 343. The indicator 32 is accommodated in the accommodating groove 343, the wind shield 342 has a light-transmitting area 344, and the indicator 32 corresponds to the light-transmitting area 344.

The wind guard 342 and the bottom 346 of the bracket 34 together form a receiving groove 343, the indicator light 32 can be disposed in the receiving groove 343, and the receiving groove 343 can be configured to match the shape of the indicator light 34. The receiving groove 343 may be formed by a first groove 3431 opened at the bottom 346 of the bracket 34 and a second groove 3432 opened at the wind shield 342. In this embodiment, preferably, the first groove 3431 may be a trapezoidal groove, and the second groove 3432 may be a U-shaped groove, so that the indicator lamp 32 can be conveniently installed. The bottom of the second groove 3432 is provided with a transparent area 344, and the light of the indicator light 32 can pass through the transparent area 344 and irradiate the space between the control box 11 and the door 20.

In addition, referring to fig. 11, the shape of the indicator light 32 may be a rectangular parallelepiped, so that the space resource in the cavity 10 of the household appliance 100 can be saved, and the space in the cavity 10 is larger.

In certain embodiments, referring to fig. 8-10, the wind deflector 342 includes a first plate 3422 and a second plate 3424 connected. The first plate 3422 is connected to the bottom 346 of the support 34 and has a light-transmitting region 344. The second plate 3424 is located at the front of the cavity 10. The front part of the cavity 10 is opened with an air outlet 442. The second plate 3424 defines a through hole 34242 communicating with the air outlet 14. Thus, the wind shield 342 can guide the airflow in the air duct of the household appliance 100, and dissipate heat of the household appliance 100 to a certain extent during the guiding process.

Specifically, referring to fig. 9 and 10, the wind guard 342 may be composed of a first plate 3422 and a second plate 3424, and the first plate 3422 and the second plate 3424 may be vertically connected. That is, in the present embodiment, the first plate 3422 may be disposed substantially horizontally in the horizontal direction a-a, and the second plate 3424 may be disposed substantially vertically in the horizontal direction a-a. The first plate 3422 is connected to the bottom 346 of the bracket 34, and since the light-transmitting area 344 is disposed at the first plate 3422, the indicator light 32 installed in the receiving groove 343 can be irradiated between the control box 11 and the door 20 through the light-transmitting area 344, so that the household appliance 100 can create a soft and warm lighting effect. Furthermore, the second plate 3424 may be formed with a plurality of through holes 34242, and the through holes 34242 may be communicated with the air outlet 14 at the front portion of the cavity 10. In one example, referring to fig. 7, an upper heat pipe 16 is disposed inside the cavity 10, during the operation of the household appliance 100, the upper heat pipe 16 generates a certain amount of heat to heat the food inside the cavity 10, and meanwhile, the heat dissipation airflow that heats the cavity 10 of the cavity 10 can be exhausted from the outlet 444 to the through holes 34242 of the second plate 3424, so that the through holes 34242 of the second plate 3424 exhaust the heat dissipation airflow to the outside of the household appliance 100, thereby dissipating heat of the relevant parts inside the household appliance 100.

In certain embodiments, air deflector 342 is removably coupled to bottom 346 of bracket 34. In this manner, maintenance of the indicator lamp 32 can be facilitated.

Specifically, referring to fig. 10, the first plate 3422 of the wind deflector 342 is provided with a plurality of mounting holes 34222, and in the present embodiment, the number of the mounting holes 34222 may be three. The wind guard 342 is removably coupled to the bottom 346 of the bracket 34 by a mounting member (not shown) passing through the mounting hole 34222. In addition, the mounting members may be screws, the mounting holes 34222 may be set according to the shape of the mounting members, and the mounting holes 34222 may be circular holes. Maintenance of the indicator lights 32 may include replacement and repair, cleaning, and the like.

In some embodiments, the control box 11 includes a touch screen 36 disposed on the front panel 35. The controller is connected with the touch screen 36, the controller is used for controlling the touch screen 36 to be opened under the condition that the distance is smaller than the preset distance, and the controller is used for controlling the touch screen 36 to be closed under the condition that the distance is larger than or equal to the preset distance and the touch screen 36 is not touched for more than the preset time. So, combine the touch-sensitive screen 36 of distance control through the controller for can control the touch-sensitive screen 36 and open without manual touch, improve domestic appliance 100's intellectuality, moreover, under the condition that the user does not have further operation, but automatic control touch-sensitive screen 36 closes, improved domestic appliance 100's energy-conservation.

Specifically, referring to fig. 3, the touch screen 36 is provided at the front panel 35. The controller is connected with the touch screen 36, so as to control the opening and closing of the touch screen 36. The control box 11 is further provided with a touch screen bracket 362 for supporting the touch screen 36, the touch screen bracket 362 is mounted on the bracket 34, in this embodiment, the touch screen 36 may be a TFT touch display screen 36, and the TFT touch display screen 36 may be embedded in the front panel 35. Thus, the TFT touch screen 36 can realize full screen touch, and the displayed content can be characters, numbers or pictures, which is vivid and easy to be identified by the user. Moreover, the user is enabled to control the household appliance 100 more sensitively and efficiently in the case of touching the touch screen 36 for specific operation. In addition, the interface of the touch screen 36 may be provided with a plurality of keys with different functions, such as a standby touch key, an on indicator 32 touch key, a main switch key, and the like. The type of the key may be a virtual key or a physical key, and is not limited herein.

In the present embodiment, when the distance detector 31 detects that the distance between the user and the household appliance 100 is smaller than the preset distance, the controller will control the touch screen 36 to be turned on, and at this time, the touch screen 36 will be lighted, and the lighted touch screen 36 can further facilitate the user to perform the next operation; under the condition that the distance detector 31 detects that the distance between the user and the household appliance 100 is greater than or equal to the preset distance, and the touch screen 36 is not touched within a certain preset time, the controller controls the touch screen 36 to be closed, at the moment, the touch screen 36 is turned off by lighting, and the touch screen 36 is in a standby state, so that the use of electric quantity can be saved, and the household appliance is more environment-friendly. Further, in the present embodiment, the predicted distance may be [20, 60] cm, and preferably, the predicted distance may be [30, 50] cm. The preset time period may be 5 minutes, and in other embodiments, the predicted distance and the preset time period may be other data, which is not limited herein.

In some embodiments, the controller is configured to control the indicator lights 32 to turn on and off based on control commands output by the touch screen 36. Therefore, the state of the indicator lamp 32 can be adjusted through the control of the touch screen 36, and more requirements of the user can be met.

Specifically, referring to fig. 3, in addition to the household appliance 100 automatically sensing and controlling the indicator light 32 by an object approaching or departing from the household appliance 100, in the present embodiment, when the touch screen 36 is turned on, a user operating the touch screen 36 can make the touch screen output a certain control instruction, so that the controller controls the indicator light 32 to be turned on or off according to the certain control instruction. When the user does not touch the touch screen 36 for a predetermined time period, the touch screen 36 is turned off and is in an off state, and at this time, the touch screen 36 can be lighted by touching the touch screen 36, and the user can control the indicator light 32 to be turned on and off.

In some embodiments, a first air duct 24 is provided in the door 20. The household appliance 100 comprises an air duct member 40 provided at the top 22 of the cavity 10. A fan 42 is provided in the air duct member 40. The air duct member 40 is opened with a second air duct 44. The inlet 442 of the second air duct 44 communicates with the first air duct 24, and the outlet 444 of the second air duct 44 communicates with the gap between the top 22 of the door 20 and the bottom 346 of the bracket 34. Thus, the second air duct 44 can effectively reduce the temperature in the door 20 and the cavity 10 by the flowing of the air flow, thereby prolonging the service life of the household appliance 100 and improving the stability and safety of the household appliance 100 during operation.

Specifically, referring to fig. 4 and 5, the first air duct 24 may be disposed in the door 20, and the second air duct 44 may be disposed in the air duct 40. A fan 42 may be provided in the air duct member 40. In this embodiment, the first duct 24 may be an air inlet duct, and the external cold air may enter the first duct 24 from the bottom of the door 20. The fan 42 is rotated rapidly, so that negative pressure is formed in the first air duct 24, and cold air at the bottom of the door 20 is sucked into the first air duct 24. Since the air flow at the first air duct 24 is the outside cold air flow, the first air duct 24 can also be a cold air channel. When the external cold air flows through the first air duct 24, the cold air in the first air duct 24 can effectively reduce the temperature of the door body 20, so that the temperature rise of the glass door of the door body 20 can be greatly reduced by the cold air in the first air duct 24, and the damage caused when a user touches the door body 20 with too high temperature is avoided.

The second air duct 44 may be an air outlet duct. The air duct member 40 with the second air duct 44 can be connected to the top of the cavity 10, and during the operation of the household electrical appliance 100, the hot air flow emitted from the periphery of the cavity 10 can flow into the second air duct 44, at this time, because the first air duct 24 is communicated with the inlet 442 of the second air duct 44, the cold air in the first air duct 24 can flow to the second air duct 44, and both the cold air flow and the hot air flow in the second air duct 44, so that the cold air flow can effectively reduce the temperature of the hot air flow. Moreover, since the outlet 444 of the second air duct 44 is connected to the gap between the top 22 of the door 20 and the bottom 346 of the bracket 34, the air flow can be exhausted from the household appliance 100 through the gap between the top 22 of the door 20 and the bottom 346 of the bracket 34. In this way, the second air duct 44 can be used for dissipating heat of the household appliance 100, so the second air duct 44 can also be a heat dissipating channel. The second air duct 44 can effectively reduce the temperature inside the household appliance 100 and take away heat, so that the environmental temperature of the electric devices and the electric controls is at a proper temperature, thereby prolonging the service life of the household appliance 100 and improving the stability and safety of the household appliance 100 during operation.

In some embodiments, the household appliance 100 includes a wind deflector 446 corresponding to the outlet 444 of the second wind tunnel 44. The air deflector 446 is mounted to the bottom 346 of the bracket 34. The wind shield 446 is provided with a light transmitting hole 4462 corresponding to the light transmitting region 344. In this way, the wind screen 446 can guide the airflow at the second wind channel 44 to avoid interfering with the wind at the first wind channel 24 of the household appliance 100.

Specifically, referring to fig. 4 and 5, the wind screen 446 is located at the bottom 346 of the bracket 34 of the control box 11, and in the present embodiment, the duct airflow in the household appliance 100 can be exhausted from the outlet 444 of the second duct 44. At this time, the wind shield 446 positioned at the outlet 444 of the second air duct 44 can guide the air flow of the air duct, so that not only can a certain heat dissipation be performed on the household appliance 100, but also the interference between the air outlet at the first air duct 24 and the air inlet at the second air duct 44 can be avoided. The wind shield 446 is further provided with a light hole 4462, the light hole 4462 may be a circular hole, or may be a hole of another shape, which is not limited herein. The light-transmitting hole 4462 corresponds to the light-transmitting region 344, so that light emitted from the indicator lamp 32 can be more concentrated and sufficiently irradiated to the gap between the control box 11 and the door body 20.

In certain embodiments, the second air chute 44 includes spaced upper and

lower air chutes

447, 448. The air duct member 40 includes a connecting space 46 communicating the upper air duct 447 and the lower air duct 448. The fan 42 is located in the connection space 46. The lower duct 448 communicates with the first duct 24, and the upper duct 447 communicates with a gap between the top 22 of the door 20 and the bottom 346 of the bracket 34. Thus, the second air duct 44 is divided into two air ducts, so that the mutual influence of air inlet and air outlet is avoided, and the stable flow of air flow is ensured.

Specifically, referring to fig. 4, the arrows in the figure may be the flow direction of the airflow. The second air duct 44 may be a bidirectional air duct, which is an upper air duct 447 and a lower air duct 448, the upper air duct 447 and the lower air duct 448 are spaced apart from each other, a connection space 46 is provided to communicate the upper air duct 447 with the lower air duct 448, a fan 42 may be provided in the connection space 46, in this embodiment, the fan 42 may be a vortex fan 42, and during the operation of the household appliance 100, the first air duct 24 communicates with the lower air duct 448, the air flow of the first air duct 24 may flow into the lower air duct 448, pass through the fan 42 at the connection space 46, be driven by the rotation of the fan 42 to flow, and thus, the airflow may enter the upper duct 447, the airflow may travel within the upper duct 447, because the upper air duct 447 is communicated with the gap between the top 22 of the door 20 and the bottom 346 of the bracket 34, the air flow at the upper air duct 447 can flow to the gap, and then discharged to the outside of the home appliance 100 from the gap, thereby realizing circulation of air flow in the home appliance 100 and improving the heat dissipation effect of the home appliance 100.

In some embodiments, the top 22 of the door body 20 is provided with a reflective area 222, the reflective area 222 corresponds to the light-transmitting area 344, and the reflective area 222 is provided with a plurality of grooves 2222. Therefore, the light of the indicator light 32 can be reflected to the periphery in the reflection area 222, and relatively uniform light is formed.

Specifically, referring to fig. 4 and 5, the reflective region 222 corresponds to the light-transmitting region 344, and the reflective region 222 may be disposed at the top 22 of the door body 20, and more specifically, the reflective region 222 may be substantially distributed at the upper cover of the door body 20 and correspond to the light-transmitting region 344 and the light-transmitting hole 4462. The reflection region 222 is an inclined surface facing the cavity 10, and a plurality of grooves 2222 may be formed at the reflection region 222, and the plurality of grooves 2222 may perform a certain diffuse reflection function on light. Because light shines from light trap 4462, light trap 4462 can play certain light beam gathering effect to light, and at this moment, recess 2222 of reflecting area 222 can carry out reflection all around to the light of gathering for the light that forms is more even, and the coverage area of light is also great, and then the light effect of domestic appliance 100 is more warm and soft. In this embodiment, the cross-sectional shape of the groove 2222 is substantially semicircular, and in other embodiments, the cross-sectional shape of the groove 2222 may also be rectangular, square or other polygonal shapes, or irregular shapes, which are not specifically limited herein.

In some embodiments, the controller is configured to control the indicator light 32 to turn on and off according to control commands from the indicator light 32, the control commands being from at least one of:

an input component 50 of the household appliance 100;

a terminal for wireless communication with the home appliance 100. In this way, the control of the state of the indicator light 32 can be achieved in various ways, and further, the waking up or normal operation of the whole function of the household appliance 100 can be achieved.

Specifically, the control command of the indicator lamp 32 may be from at least one of the input component 50 of the household appliance 100 and a terminal in wireless communication with the household appliance 100, and the controller may control different functions of the indicator lamp 32, such as turning on or off the indicator lamp 32, according to the received different control commands. In the present embodiment, the input component 50 of the household appliance 100 may include a voice input component, a physical key or a touch screen 36, and the like, and the physical key includes a knob, a button, a sliding key, a scroll wheel, and the like. And is not particularly limited herein.

The voice input component includes a microphone, and a user can be used to input specific voice information, and the specific voice information can be used as a control instruction of the indicator light 32, so that the controller can control the state of the indicator light 32 according to the voice information. In one example, the user inputs "turn on the indicator light" to the voice input assembly, at which time the voice input assembly converts the "turn on the indicator light" into an electrical signal and performs analog-to-digital conversion, converts the voice information into digital information, and transmits a control command to the controller, so that the controller turns on the control indicator light 32. In other examples, a voice message such as "turn off the indicator light" may also be input. In this way, the intelligent control of the household appliance 100 can be achieved without manual operation.

Further, the user can effect a change in the state of the indicator light 32 by manually pressing the control box 11. In one example, when the user does not need the indicator light 32 to be on, the user can turn off the on indicator light 32 by pressing the indicator light 32 to turn off the key. Moreover, the user can also turn the indicator lights 32 on and off by touching the touch screen 36.

The terminal in wireless communication with the household appliance 100 may include, but is not limited to, a mobile phone, a personal computer, a tablet computer, a smart wearable device, other household appliances, and the like, which are installed with a corresponding operation APP. The wireless communication can be realized through modes such as WIFI, Bluetooth, infrared and wireless mobile communication (such as 4G, 5G and the like). In the present embodiment, the home appliance 100 performs wireless communication with the terminal through WIFI. Referring to fig. 2, the WIFI antenna of the household appliance 100 may be installed at the right side of the control box 11.

In certain embodiments, the distance detector 31 comprises at least one of an infrared sensor, a microwave distance sensor, an ultrasonic distance sensor, and a light sensor. Thus, the multiple choices of the distance detector 31 further improve the flexibility of the household appliance 100.

Specifically, the distance detector 31 is connected to the controller. The distance detector 31 can be used to detect the distance between an object (e.g., a user) and the home appliance 100, so that the controller can control the state of the indicator light 32 under certain conditions, and the user can realize the intelligence of the home appliance 100 without manually touching or pressing. Preferably, the distance detector 31 may be an infrared sensor, and in one example, the infrared sensor has a pair of emitting diode and receiving diode for infrared signal, and the infrared light emitted by the emitting diode forms a reflection process when it irradiates on the object, and then is reflected to the receiving diode, so that the receiving diode receives the infrared signal; the distance detector 31 performs a calculation process using the time difference between transmission and reception to find the distance between the object and the home appliance 100, thereby controlling the state of the indicator lamp 32 by the controller. Therefore, the indicator lamp 32 can be awakened only by detecting the object through the infrared sensor, so that the user does not need to press or touch the indicator lamp, the intellectualization of the household appliance 100 can be realized, and in addition, the infrared sensor has the characteristic of convenience in installation, so that the whole household appliance 100 is more attractive.

The distance detector 31 may also be a microwave distance sensor, which may be composed of a microwave oscillator, which may be a device generating microwaves, and a microwave antenna. The microwave distance sensor utilizes microwave characteristics, and an oscillation signal generated by a microwave oscillator is transmitted and emitted through a microwave antenna. The microwave that is sent by transmitting antenna, when shining the testee, the object will be absorbed and the reflection, makes reflected power change, and then detects the distance between object and domestic appliance 100 to change the state of pilot lamp 32, so, realize domestic appliance 100's intellectuality.

The distance detector 31 may also be an ultrasonic distance sensor, which is a sensor that converts an ultrasonic signal into another energy signal (typically an electrical signal). The ultrasonic sensor mainly adopts a direct reflection type detection mode. The ultrasonic distance sensor has a transmitting end and a receiving end, and the object is partially transmitted back to the receiving end of the ultrasonic distance sensor by the sound wave transmitted from the transmitting end, so that the ultrasonic distance sensor detects the object, and the distance between the object and the household appliance 100 is obtained.

The distance detector 31 may also be a light sensor including a light emitting end and a light receiving end, and in the case of the light sensor operating, the light emitting end may emit light to the object, and the light receiving end may receive the time from the emission of the reflected light of the object to the return to be received, thereby determining the distance between the object and the home appliance 100.

In addition, referring to fig. 2, the distance detector 31 may be installed at the front panel 35, and more particularly, in the present embodiment, the distance detector 31 may be installed at the left side of the front panel 35. Since the WIFI antenna is already provided on the right side of the household appliance 100, if the distance detector 31 is installed on the right side of the front panel 35, the function of the WIFI antenna may be affected, and in order to avoid unnecessary effects, in the present embodiment, the distance detector 31 is installed on the left side of the front panel 35. In other embodiments, the distance detector 31 may be installed on the right side of the front panel 35 or at another position, and in this case, the WIFI antenna may be adjusted to the left side of the household appliance 100 according to the installation position of the distance detector 31. And is not particularly limited herein. In other embodiments, the position of the distance detector 31 may be changed according to specific situations, and is not limited to the above-described embodiments.

In the description of the present specification, reference to the description of the terms "one embodiment", "some embodiments", "an illustrative embodiment", "an example", "a specific example", or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a household appliance, its characterized in that, includes the cavity and the door body, the door body can be connected movably the front portion of cavity, the front portion of cavity is fixed with and is located the control box of door body top, the control box includes distance detector, pilot lamp and controller, the controller is connected distance detector with the pilot lamp, distance detector be used for detecting the object with household appliance's distance, the controller is used for the distance is less than control under the condition of predetermineeing the distance the pilot lamp is opened, the controller is used for the distance is greater than or equal to control under the condition of predetermineeing the distance the pilot lamp is closed.

2. The household appliance according to claim 1, wherein the control box comprises a support and a front panel, the front panel is mounted on the support, a light-transmitting area is arranged at the bottom of the support, the indicator light and the controller are arranged inside the support, the indicator light corresponds to the light-transmitting area, and the top of the door body is spaced from the bottom of the support.

3. The household appliance according to claim 1, wherein the control box comprises a support and a front panel, the front panel is mounted on the support, a wind shield is arranged at the bottom of the support, an accommodating groove is formed at the bottom of the support and the wind shield together, the indicator lamp is accommodated in the accommodating groove, the wind shield is provided with a light-transmitting area, the indicator lamp corresponds to the light-transmitting area, and the top of the door body is spaced from the wind shield.

4. The household appliance according to claim 3, wherein the wind deflector comprises a first plate and a second plate which are connected, the first plate is connected with the bottom of the bracket and is provided with the light-transmitting area, the second plate is positioned at the front part of the cavity, the front part of the cavity is provided with an outlet, and the second plate is provided with a through hole communicated with the outlet.

5. The household appliance according to claim 3, wherein the wind deflector is removably connected to the bracket bottom.

6. The household appliance according to claim 2 or 3, wherein the control box comprises a touch screen arranged on the front panel, the controller is connected with the touch screen, the controller is used for controlling the touch screen to be opened when the distance is smaller than a preset distance, and the controller is used for controlling the touch screen to be closed when the distance is larger than or equal to the preset distance and the touch screen is not touched for more than a preset time.

7. The household appliance according to claim 6, wherein the controller is configured to control the indicator light to be turned on and off according to a control command output by the touch screen.

8. The household appliance according to claim 2, wherein a first air duct is arranged in the door body, the household appliance comprises an air duct piece arranged at the top of the cavity, a fan is arranged in the air duct piece, a second air duct is arranged on the air duct piece, an inlet of the second air duct is communicated with the first air duct, and an outlet of the second air duct is communicated with a gap between the top of the door body and the bottom of the bracket.

9. The household appliance according to claim 8, wherein the household appliance comprises a wind deflector corresponding to the outlet of the second air duct, the wind deflector is mounted at the bottom of the bracket, and the wind deflector is provided with a light transmission hole corresponding to the light transmission area.

10. The household appliance according to claim 8, wherein the second air duct comprises an upper air duct and a lower air duct which are spaced apart from each other, the air duct member comprises a connecting space for communicating the upper air duct and the lower air duct, the fan is located in the connecting space, the lower air duct communicates with the first air duct, and the upper air duct communicates with a gap between the top of the door body and the bottom of the bracket.

11. The household appliance according to claim 2, wherein a reflection area is arranged at the top of the door body, the reflection area corresponds to the light transmission area, and the reflection area is provided with a plurality of grooves.

12. The household appliance according to claim 1, wherein the controller is used for controlling the indicator light to be turned on and off according to the control instruction of the indicator light,

the control instruction is from at least one of:

an input component of the household appliance;

and the terminal is in wireless communication with the household appliance.

13. The household appliance according to claim 1, wherein the distance detector comprises at least one of an infrared sensor, a microwave distance sensor, an ultrasonic distance sensor, a light sensor.