WO2022174505A1

WO2022174505A1 - Dishwasher door and dishwasher

Info

Publication number: WO2022174505A1
Application number: PCT/CN2021/085837
Authority: WO
Inventors: 陈志�; 韩家伟; 廖郡芝; 吕皓明
Original assignee: 佛山市顺德区美的洗涤电器制造有限公司
Priority date: 2021-02-22
Filing date: 2021-04-07
Publication date: 2022-08-25
Also published as: CN215605525U

Abstract

A dishwasher door (2) and a dishwasher. The dishwasher door (2) comprises a door body (20), a handle (21) and a sensor (22). The door body (20) is used for being rotatably connected to a dishwasher body (1); the handle (21) is disposed on the door body (20); the sensor (22) is disposed on the handle (21) and is arranged in the length direction of the handle (21); and the sensor (22) is used for sensing whether the handle is touched. The dishwasher comprises the dishwasher body (1), the dishwasher door (2), a spraying arm (3), a pump body (4) and a controller (5). The dishwasher body (1) is provided with an inner container (10); the dishwasher door (2) is rotatably connected to the dishwasher body (1); the spraying arm (3) is arranged in the inner container (10) and sprays water during the working process of the dishwasher; the pump body is arranged at the dishwasher body (1) and is connected to the spraying arm (3); the controller (5) is arranged on the dishwasher body (1); and the sensor (22) and the pump body (4) are electrically connected to the controller (5), and the controller (5) controls whether the pump body (4) works according to a sensing result of the sensor (22).

Description

Dishwasher Door & Dishwasher

technical field

The present application relates to the technical field of dishwashers, in particular to a dishwasher door and a dishwasher.

Background technique

The inner tank of the dishwasher is equipped with a spray arm, and during the operation of the dishwasher, the spray arm will spray water to wash the dishes. During the operation of the traditional dishwasher, due to the time delay of the door switch control system of the dishwasher, the user opens the door (or the child opens the door curiously), and the door opening machine cannot be stopped immediately. The dishwasher is in the process of operation. The water temperature is relatively high, and the spray arm will spray the high-temperature water through the open door, which is easy to burn the user.

SUMMARY OF THE INVENTION

In view of this, the present application provides a dishwasher door and a dishwasher, so as to solve the technical problem in the prior art that the high temperature water sprayed from the door during the operation of the dishwasher may scald the user.

In order to solve the above technical problems, the first technical solution provided by the present application is to provide a dishwasher door, including: a door body, a handle and a sensor; the door body is used for rotating connection with the dishwasher body; on the door body; a sensor is arranged on the handle and is arranged along the length direction of the handle; the sensor is used to sense whether the handle is touched.

Wherein, the door body includes an inner door, an outer door and a panel, the inner door is used to seal the inner tank of the dishwasher body, the inner door is connected with the outer door, and the panel is arranged on the A side of the outer door facing away from the inner door; the handle is arranged on the outer door, the sensor is located between the handle and the panel, and the panel covers the sensor.

Wherein, the dishwasher door includes a plurality of the sensors, and the plurality of the sensors are arranged at intervals along the length direction of the handle.

Wherein, the sensor completely covers the length direction of the handle; and/or, the sensor is in the shape of a long strip.

Wherein, the sensor is a capacitive touch sensor.

Wherein, the handle is an insulator; the sensor includes a conductive layer, and the conductive layer is disposed on the surface of the handle.

Wherein, the handle is a conductor, the sensor includes an insulating layer and a conductive layer, the insulating layer is arranged on the surface of the handle, and the conductive layer is arranged on the surface of the insulating layer away from the handle.

In order to solve the above technical problems, the second technical solution provided by the present application is to provide a dishwasher, comprising: a dishwasher body, a dishwasher door, a spray arm, a pump body and a controller; There is an inner tank; the dishwasher door is rotatably connected to the dishwasher body, and the dishwasher door is the dishwasher door described in any one of the above; the spray arm is arranged in the inner tank; the sprayer The arm sprays water during the operation of the dishwasher; the pump body is arranged on the dishwasher body and is connected with the spray arm; the controller is arranged on the dishwasher body; wherein, the sensor and The pump bodies are all electrically connected to the controller, and the controller controls whether the pump bodies work according to the sensing result of the sensor.

Wherein, the sensor is a capacitive touch sensor, and the sensor is electrically connected to the controller; the controller receives the capacitance change value of the sensor and determines whether the capacitance change value reaches a predetermined threshold; In response to the capacitance change value reaching a predetermined threshold, the controller controls the pump body to stop working.

Wherein, after the controller controls the pump to stop working, it further determines whether the dishwasher door is opened within a predetermined time; in response to the dishwasher door not being opened within a predetermined time, and the capacitor When the change value does not reach a predetermined threshold, the controller controls the pump body to restart to work; in response to the dishwasher door being opened within a predetermined time, the controller controls the pump body to continue to stop working.

Wherein, in response to the dishwasher door being opened within a predetermined time, after the controller controls the pump to continue to stop working, it is further determined whether the dishwasher door is closed; in response to the dishwasher When the door is closed, and the capacitance change value does not reach a predetermined threshold, the controller controls the pump body to start working again.

The beneficial effects of the present application: different from the prior art, the dishwasher door of the present application includes a door body, a handle and a sensor; the door body is used for rotational connection with the dishwasher body; the handle is arranged on the door body; the sensor is arranged on the handle and arranged along the length of the handle; the sensor is used to sense whether the handle is touched. Through the above settings, the sensor senses that the handle is touched, and the dishwasher stops working. There is a time interval between the user touching the handle and the user opening the dishwasher door. The time interval makes the dishwasher stop when the dishwasher door is opened. It has completely stopped working to avoid the situation that the washing water sprays out through the open door and splashes the user or the floor, thereby avoiding the high temperature washing water scalding the user, improving the comfort of the user using the product, and ensuring the safety of the user using the product. reliability.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the structural representation of the dishwasher provided by the application;

2 is a schematic block diagram of a dishwasher provided by the application;

3 is a schematic structural diagram of the dishwasher door provided by the present application;

4 is a schematic diagram of the assembly method of the sensor and the handle provided by the present application;

5 is a schematic diagram of another assembly method of the sensor and the handle provided by the present application;

6 is a schematic structural diagram of an inductor provided by the present application;

7 is another schematic structural diagram of the sensor provided by the present application;

8 is a schematic block diagram of a controller of a dishwasher provided by the present application;

FIG. 9 is a working principle diagram of the controller of the dishwasher provided by the present application.

Detailed ways

The present application will be further described in detail below with reference to the accompanying drawings and embodiments. It is particularly pointed out that the following examples are only used to illustrate the present application, but do not limit the scope of the present application. Similarly, the following embodiments are only some of the embodiments of the present application, but not all of the embodiments, and all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

The terms "first", "second" and "third" in this application are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second", "third" may expressly or implicitly include at least one of that feature. In the description of the present application, "a plurality of" means at least two, such as two, three, etc., unless otherwise expressly and specifically defined. All directional indications (such as up, down, left, right, front, rear...) in the embodiments of the present application are only used to explain the relative positional relationship between components under a certain posture (as shown in the accompanying drawings). , motion situation, etc., if the specific posture changes, the directional indication also changes accordingly. The terms "comprising" and "having" and any variations thereof in the embodiments of the present application are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally also includes Other steps or components inherent to these processes, methods, products or devices.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor a separate or alternative embodiment that is mutually exclusive of other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

Please refer to FIGS. 1-3 , FIG. 1 is a schematic structural diagram of the dishwasher provided by the present application, FIG. 2 is a schematic block diagram of the dishwasher provided by the present application, and FIG. 3 is the structure of the dishwasher door provided by the present application. Schematic.

The dishwasher includes a dishwasher body 1 , a dishwasher door 2 , a spray arm 3 , a pump body 4 , and a controller 5 .

The dishwasher body 1 is formed with an inner tank 10, and the dishwasher door 2 and the dishwasher body 1 can be connected by sliding connection or by rotating connection. The dishwasher body 1 has high sealing performance, and preferably, the dishwasher door 2 and the dishwasher body 1 can form a rotational connection relationship by means of a rotating shaft. Under the condition that the dishwasher door 2 and the dishwasher body 1 are kept closed, the dishwasher door 2 can block the inner tank 10 to prevent the liquid in the inner tank 10 from flowing out; and in order to further lift the dishwasher door 2 The sealing between the machine body 1 and the dishwasher body 1, and a sealing strip can also be arranged between the two to further prevent the liquid in the inner tank 10 from passing from the dishwasher door 2 to the washing machine during the working process of the dishwasher. The gap between the machine bodies 1 flows out, which brings unnecessary trouble to the user. In this embodiment, the dishwasher door 2 is rotatably connected to the dishwasher body 1 .

The spray arm 3 is arranged in the inner tank 10, and the spray arm 3 sprays water during the operation of the dishwasher. The pump body 4 is arranged on the dishwasher body 1 and is connected with the spray arm 3 ; the controller 5 is arranged on the dishwasher body 1 . The pump body 4 is electrically connected with the controller 5, the controller 5 controls the pump body 4 to work, and the pump body 4 drives the spray arm 3 to spray water, so as to wash the dishes. It can be understood that, during the use of the dishwasher, the tableware to be cleaned can be placed in the inner tank 10, and the spray arm 3 is installed in the inner tank 10 to spray the liquid for cleaning the tableware and the like to the tableware, Finish cleaning the dishes. The spray arm 3 can be directly connected with the pump body 4, or connected with the pump body 4 by means of the water inlet pipe and other components, so as to extract the cleaning liquid through the pump body, and after the cleaning liquid has a certain pressure, it is sprayed to the inner tank through the spray arm 3. 10, improve the cleaning effect of the tableware to be cleaned. In one embodiment, the pump body 4 can be installed outside the dishwasher body 1 and connected to a tap water pipe and other devices. In addition, the pump body 4 can also be connected to a container for accommodating cleaning agents, so as to convey the cleaning water. During the process, a certain amount of detergent is mixed into the cleaning water to improve the removal effect of stubborn stains such as oil stains on the tableware, or a container for accommodating the detergent can also be connected between the pump body 4 and the spray arm 3. After the dishwasher completes the cleaning work, the user can take out the cleaned tableware and the like by opening the dishwasher door 2 rotatably connected to the dishwasher body 1 .

The dishwasher body 1 can be made of metals such as stainless steel or food-grade plastics, and the volume of the inner tank 10 can be determined according to actual needs. The spray arm 3 can be installed at the bottom, top or side of the inner tank 10, and the spray arm 3 can be provided with at least one nozzle, and the nozzle can spray mist or columnar water flow into the inner tank 10 to produce a cleaning effect on the tableware to be cleaned. ; Spray arm 3 can be made of plastic and other materials. The pump body 4 can be an electric water pump, and parameters such as its power can be selected according to the working scene of the dishwasher.

The dishwasher door 2 includes a door body 20 , a handle 21 , and a sensor 22 . The door body 20 is used for rotating connection with the dishwasher body 1; the handle 21 is arranged on the door body 20 for the user to grasp to open the dishwasher door 2; the sensor 22 is arranged on the handle 21, and is arranged along the handle 21 is arranged in the longitudinal direction, and the sensor 22 is used to sense whether the handle 21 is touched. The sensor 22 is electrically connected to the controller 5, and the controller 5 controls whether the pump body 4 works according to the sensing result of the sensor 22, and then controls whether the spray arm 3 sprays washing water. By arranging the sensor 22 on the handle 21, the sensor 22 senses that the handle 21 is touched and the dishwasher stops working. There is a time interval between the user touching the handle 21 and the user opening the dishwasher door 2. The interval makes the dishwasher stop working when the dishwasher door 2 is opened, so as to avoid the situation that the washing water sprays out through the open door and splashes the user or the floor, thereby preventing the user from being scalded by the high-temperature washing water, and improving the comfort of the user when using the product and ensure the safety and reliability of the product used by the user. When the user touches the handle 21 , the touched position is not fixed. By arranging the sensor 22 along the length direction of the handle 21 , the probability of sensing can be greatly improved.

Specifically, the door body 20 includes an inner door 23, an outer door 24 and a panel 25, the inner door 23 and the outer door 24 are connected, the panel 25 is arranged on the side of the outer door 24 away from the inner door 23; the handle 21 is arranged on the outer door 24, The sensor 22 is located between the handle 21 and the panel 25 , and the panel 25 covers the sensor 22 . In this embodiment, the door body 20 includes opposite first surfaces and second surfaces, the outer door 24 forms the first surface, and the inner door 23 forms the second surface; when the dishwasher door 2 is closed, the second surface of the door body 20 The surface is set to fit with the dishwasher body 1, that is, it is set inward to seal the inner tank of the dishwasher body 1; A series of buttons are arranged on 25, including start, pause and other function buttons, each function button is electrically connected with the controller 22, and the operation of the dishwasher can be manually suspended by touching the buttons. After the panel 25 is installed, the panel 25 covers the sensor 22 to protect the sensor 22 , and no structural design for installing the sensor is required separately for the handle 21 . Preferably, the outer door 24 and the handle 21 are integrally formed.

In one embodiment, the sensor 22 is disposed on the surface of the handle 21 facing the dishwasher body 1 . It can be understood that the sensor 22 can be provided on the surface of the handle 21 facing the dishwasher body 1 and the surface of the handle 21 away from the door body 20; the sensor 22 can also be provided on the entire surface of the handle 21. The specific setting method can be designed as needed. In another embodiment, the handle 21 can also be provided on the outer door 24 of the door body 20 and protrude from the door body 20; optionally, the handle 21 can be provided on the outer door 24 and located at the top of the outer door for easy opening Dishwasher door 2; the cross-sectional shape of the handle 21 can be a circle, a rectangle, etc.; the setting method of the handle 21 is designed according to needs, so as to facilitate the user to grasp and open the dishwasher door 2, and the sensor 22 is arranged in the direction of the handle 21. The surface of the dishwasher body 1 ensures that the user can touch the sensor 22 in whatever posture the user holds the handle 21 , so as to accurately sense whether the handle 21 is touched.

Please refer to FIGS. 4 and 5 , FIG. 4 is a schematic diagram of an assembly method of the sensor and the handle provided by the present application, and FIG. 5 is a schematic diagram of another assembly method of the sensor and the handle provided by the present application.

In one embodiment, the dishwasher door 2 includes a plurality of sensors 22, and the plurality of sensors 22 are arranged at intervals along the length direction of the handle 21; optionally, the plurality of sensors 22 are arranged at equal intervals (as shown in FIG. 4), the distance range of the interval is 3cm-8cm. If the distance between adjacent sensors 22 is too close, a large number of sensors 22 need to be arranged in the length direction of the handle 21, which increases material cost and assembly cost; the distance between adjacent sensors 22 is too far , so that when a child or a user with a small hand touches the handle 21, a phenomenon that cannot be sensed occurs, which is not conducive to the safety and reliability of the product used by the user. In one embodiment, the sensor 22 completely covers the length direction of the handle 21 (as shown in FIG. 5 ), and/or the sensor 22 is elongated; that is, the sensor 22 is an integral structure. The sensor 22 completely covers the length direction of the handle 21. Compared with the multiple sensors 22 being arranged at equal intervals along the length direction of the handle 21, the material cost is increased, but the assembly cost is reduced. The specific installation method of the sensor 22 can be selected according to needs. .

Please refer to FIG. 6 and FIG. 7 , FIG. 6 is a schematic structural diagram of the sensor provided by the present application, and FIG. 7 is another structural schematic diagram of the sensor provided by the present application.

The sensor 22 is a capacitive touch sensor. The capacitive touch sensor has the characteristics of high touch sensitivity and high precision to ensure that the user can accurately identify each time the door is opened. For example, the capacitive touch sensor includes an ITO film. . In one embodiment, the handle 21 is an insulator, and the handle 21 can be made of plastic, plastic, silica gel or other materials; the sensor 22 includes a conductive layer 221 (as shown in FIG. 6 ), and the conductive layer 221 is disposed on the surface of the handle 21 , and the conductive layer 221 can be selected from ITO film or metal film. In another embodiment, the handle 21 is a conductor, and the handle 21 can be made of gold, silver, copper, aluminum, stainless steel, etc.; the sensor 22 includes an insulating layer 222 and a conductive layer 221 (as shown in FIG. 7 ), The conductive layer 221 may be an ITO film or a metal film, the insulating layer 222 is disposed on the surface of the handle 21 , and the conductive layer 221 is disposed on the surface of the insulating layer 222 away from the handle 21 . It can be understood that the handle 21 can be made of the same material as the door body 20 , and the assembly cost is lower at this time. The specific structure and arrangement of the sensor 22 can be selected according to the specific arrangement of the handle 21 .

Regardless of whether the handle 21 is an insulator or a conductor, the sensor 22 includes a conductive layer 221. When the user touches the conductive layer 221, the controller 5 receives the capacitance change on the conductive layer 221 and determines whether the capacitance change reaches a predetermined threshold. , if yes, it is determined that a user touches the handle 21 to control the dishwasher to stop working. It takes more than 1 second from the time the user touches the handle 21 to the opening of the door, during which time the dishwasher has been stopped; when the user opens the door, the washing water is prevented from being sprayed out of the dishwasher Therefore, it can effectively prevent the washing water from splashing on the user or the ground when the door is opened, and improve the comfort and safety and reliability of the user using the product.

In other embodiments, the sensor 22 can also be a pressure-sensitive touch sensor, a resistive touch sensor, an infrared sensor, a photosensitive sensor, etc., all of these devices can sense the information of the human hand when the user approaches the handle 21, and control the According to the information, the device controls the pump body 4 to stop working, so that the spray arm 3 stops spraying water, which can effectively prevent the situation that the spray arm 3 is still spraying washing water when the door body 20 is opened.

Please refer to FIG. 8 and FIG. 9 , FIG. 8 is a schematic block diagram of the controller of the dishwasher provided by the present application, and FIG. 9 is a working principle diagram of the controller of the dishwasher provided by the present application.

The controller 5 includes an information receiving unit 51 , an instruction outputting unit 52 , a control unit 53 , and a judging unit 54 . The information receiving unit 51 , the instruction outputting unit 52 , and the judging unit 54 are electrically connected to the control unit 53 , and the information receiving unit 51 is electrically connected to the judging unit 54 .

The user puts the tableware to be cleaned into the inner tank 10 of the dishwasher body 1, touches the start button on the control panel, the information receiving unit 51 of the controller 5 receives the start information of the start button, and the control unit 53 receives the information according to the information. The start-up information received by the unit 51 controls the command output unit 52 to output commands to the pump body 4, so that the pump body 4 starts to work, and the pump body 4 drives the spray arm 3 to spray out washing water. In order to achieve better cleaning power, the washing water is 70 -80°C high temperature water.

During the washing process, the information receiving unit 51 of the controller 5 receives the capacitance change value of the sensor 22 and determines whether the capacitance change value reaches a predetermined threshold; in response to the capacitance change reaching the predetermined threshold, the controller 22 controls the pump body 4 to stop working. It can be understood that when the capacitance change value of the sensor 22 reaches the predetermined threshold, it is a valid signal, and the handle 21 is touched by the user; if the capacitance change of the sensor 22 occurs, but the capacitance change value does not reach the predetermined threshold, then It is considered as an invalid signal, and the handle 21 is not touched by the user.

That is to say, the information receiving unit 51 of the controller 5 receives the capacitance change state of the sensor 22 , and the control unit 53 controls the judging unit 54 to judge the capacitance change state of the sensor 22 according to the capacitance change state of the sensor 22 received by the information receiving unit 51 . Whether the change value reaches a predetermined threshold. If yes, then the judgment unit 54 considers it to be a valid signal and returns the judgment result to the control unit 53, the control unit 53 controls the command output unit 52 to output the command to the pump body 4, the pump body 4 stops working, and the pump body 4 makes the spray arm 3 stop Spray washing water; if not, the judgment unit 54 considers it to be an invalid signal and returns the judgment result to the control unit 53, and the control unit 53 controls the command output unit 52 to output commands to the pump body 4, so that the pump body 4 continues to work, and the pump body 4 Drive the spray arm to continue spraying wash water.

After the capacitance change value of the sensor 22 reaches the predetermined threshold and the controller 22 controls the pump body 4 to stop working, it is further determined whether the dishwasher door 2 is opened within the predetermined time; in response to the dishwasher door 2 not being opened within the predetermined time It is turned on, and the capacitance change value of the sensor 22 does not reach the predetermined threshold, the controller 5 controls the pump body 4 to start working again; in response to the dishwasher door 2 being opened within a predetermined time, the controller 5 controls the pump body 4 to continue to stop working . Optionally, the predetermined time is 1 minute. The predetermined time may be set according to an empirical value, or may be set as required, which is not limited in this application. It can be understood that the opening of the door body of the dishwasher door 2 is a valid signal; otherwise, it is an invalid signal.

That is to say, the information receiving unit 51 of the controller 5 receives the relative position information of the dishwasher door 2 and the dishwasher body 1 , and the control unit 53 controls the judging unit 54 according to the information received by the information receiving unit 51 between the dishwasher door 2 and the dishwasher body 1 . The relative position information of the dishwasher body 1 determines whether the door body 20 of the dishwasher door 2 is opened within a predetermined time. If so, the judgment unit 54 considers it to be a valid signal and returns the judgment result to the control unit 53, the control unit 53 controls the command output unit 52 to output commands to the pump body 4, the pump body 4 continues to stop working, and the pump body 4 continues to make the spray arm 3. Stop spraying washing water; if not, the judgment unit 54 considers it to be an invalid signal and returns the judgment result to the control unit 53. It is determined that the capacitance change value of the sensor 22 is an invalid signal, and the control unit 53 controls the command output unit 52 to output commands to the pump body 4, so that the pump body 4 continues to work, and the pump body 4 drives the spray arm to continue spraying washing water. It can be understood that even if the door 20 of the dishwasher door 2 is not opened after a predetermined time, as long as the capacitance change value of the sensor 22 reaches a predetermined threshold, the controller 22 controls the pump 4 to continue to stop working.

By setting a predetermined time, after the predetermined time, the door 20 is not opened, and the capacitance change value of the sensor 22 does not reach the predetermined threshold, the controller 22 automatically controls the dishwasher to continue washing, which can prevent the user from touching the handle 21 by mistake. After the user touches the handle 21 by mistake, the dishwasher stops washing all the time. When the user uses the tableware, the tableware in the dishwasher is not cleaned completely, which brings a poor use experience to the user. Further, after a predetermined time, the door body 20 of the dishwasher door 2 is not opened, as long as the capacitance change value of the sensor 22 reaches the predetermined threshold, the controller 22 controls the pump body 4 to continue to stop working, which can prevent the user from running after the predetermined time. At a certain moment, the door body 20 is suddenly opened, thereby preventing the high-temperature washing water sprayed by the spray arm 3 from being sprayed to the user and preventing the user from being scalded.

In response to the dishwasher door 2 being opened within a predetermined time, after the controller 5 controls the pump body 4 to continue to stop working, it is further determined whether the dishwasher door 2 is closed; in response to the dishwasher door 2 being closed, and sensing When the capacitance change value of the pump 22 does not reach the predetermined threshold, the controller 5 controls the pump body 4 to start working again.

That is to say, the information receiving unit 51 of the controller 5 receives the relative position information of the dishwasher door 2 and the dishwasher body 1 , and the control unit 53 controls the judging unit 54 according to the information received by the information receiving unit 51 between the dishwasher door 2 and the dishwasher body 1 . The relative position information of the dishwasher body 1 is used to determine whether the door body 20 of the dishwasher door 2 is open. If not, the judging unit 54 considers it to be an invalid signal and returns the judgment result to the control unit 53 , and at the same time, if the judging unit 54 judges the capacitance of the sensor 22 according to the change state of the capacitance of the sensor 22 received by the information receiving unit 51 If the change value is an invalid signal, the control unit 53 controls the command output unit 52 to output commands to the pump body 4, so that the pump body 4 continues to work again, and the pump body 4 drives the spray arm to continue spraying the washing water; if so, the judgment unit 54 considers it to be The valid signal and the judgment result are returned to the control unit 53, the control unit 53 controls the command output unit 52 to output commands to the pump body 4, the pump body 4 continues to stop working, and the pump body 4 continues to make the spray arm 3 stop spraying washing water. It can be understood that when the door body 20 of the dishwasher door 2 is not opened, as long as the capacitance change value of the sensor 22 reaches a predetermined threshold, the controller 22 controls the pump body 4 to continue to stop working.

The dishwasher door of the present application includes a door body, a handle and a sensor; the door body is used for rotational connection with the dishwasher body; the handle is arranged on the door body; the sensor is arranged on the handle and is arranged along the length direction of the handle ; The sensor is used to sense whether the handle is touched. Through the above settings, the sensor senses that the handle is touched, and the dishwasher stops working. There is a time interval between the user touching the handle and the user opening the dishwasher door. The time interval makes the dishwasher stop when the dishwasher door is opened. It has completely stopped working to avoid the situation that the washing water sprays out through the open door and splashes the user or the floor, thereby avoiding the high temperature washing water scalding the user, improving the comfort of the user using the product, and ensuring the safety of the user using the product. reliability.

The above descriptions are only part of the embodiments of the present application, which are not intended to limit the protection scope of the present application. Any equivalent device or equivalent process transformation made by using the contents of the description and drawings of the present application, or directly or indirectly applied to other related The technical field is similarly included in the scope of patent protection of this application.

Claims

A dishwasher door, characterized in that it includes:

The door body is used for rotating connection with the dishwasher body;

a handle, arranged on the door body;

The sensor is arranged on the handle and is arranged along the length direction of the handle; the sensor is used for sensing whether the handle is touched.
The dishwasher door of claim 1, wherein the door body comprises an inner door, an outer door, and a panel, the inner door and the outer door are connected, the panel is disposed on the outer door away from the One side of the inner door; the handle is arranged on the outer door, the sensor is located between the handle and the panel, and the panel covers the sensor.
The dishwasher door of claim 1 , wherein the dishwasher door includes a plurality of the sensors, and the plurality of sensors are spaced apart along the length of the handle.
The dishwasher door of claim 1, wherein the sensor completely covers the length of the handle;

And/or, the sensor is in the shape of a long strip.
The dishwasher door of claim 1, wherein the sensor is a capacitive touch sensor.
The dishwasher door of claim 1, wherein the handle is an insulator; the sensor comprises a conductive layer, and the conductive layer is disposed on a surface of the handle.
The dishwasher door according to claim 1, wherein the handle is a conductor, the sensor comprises an insulating layer and a conductive layer, the insulating layer is provided on the surface of the handle, and the conductive layer is provided on the handle The insulating layer is remote from the surface of the handle.
A dishwasher comprising:

The dishwasher body is formed with an inner tank;

a dishwasher door, rotatably connected to the dishwasher body, the dishwasher door being the dishwasher door of any one of claims 1-7;

The spray arm is arranged in the inner tank; the spray arm sprays water during the operation of the dishwasher;

a pump body, arranged on the dishwasher body and connected with the spray arm;

a controller, arranged on the dishwasher body;

Wherein, both the sensor and the pump body are electrically connected to the controller, and the controller controls whether the pump body works according to the sensing result of the sensor.
The dishwasher according to claim 8, wherein the sensor is a capacitive touch sensor, and the sensor is electrically connected to the controller; the controller receives the capacitance change value of the sensor and It is judged whether the capacitance change value reaches a predetermined threshold; in response to the capacitance change reaching the predetermined threshold, the controller controls the pump body to stop working.
The dishwasher according to claim 9, wherein after the controller controls the pump to stop working, it further determines whether the dishwasher door is opened within a predetermined time; in response to the dishwasher door If it is not opened within a predetermined time, and the capacitance change value does not reach a predetermined threshold, the controller controls the pump body to start working again; in response to the dishwasher door being opened within a predetermined time, the controller Control the pump body to continue to stop working.
The dishwasher according to claim 10, wherein in response to the dishwasher door being opened within a predetermined time, the controller further determines that the dishwasher door is stopped after the controller controls the pump body to continue to stop working. Whether to be closed; in response to the dishwasher door being closed and the capacitance change value not reaching a predetermined threshold, the controller controls the pump body to start working again.