CN111411479B - Washing machine and control method - Google Patents
Washing machine and control method Download PDFInfo
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- CN111411479B CN111411479B CN201811553233.9A CN201811553233A CN111411479B CN 111411479 B CN111411479 B CN 111411479B CN 201811553233 A CN201811553233 A CN 201811553233A CN 111411479 B CN111411479 B CN 111411479B
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- detergent box
- sensing device
- washing machine
- accommodating cavity
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- 238000005406 washing Methods 0.000 title claims abstract description 110
- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000003599 detergent Substances 0.000 claims abstract description 176
- 230000018044 dehydration Effects 0.000 claims description 26
- 238000006297 dehydration reaction Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 3
- 230000006698 induction Effects 0.000 description 10
- 230000001939 inductive effect Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000008237 rinsing water Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000013042 solid detergent Substances 0.000 description 1
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Abstract
The invention belongs to the field of washing machines, and particularly discloses a washing machine which comprises a detergent box accommodating cavity, wherein a detergent box is arranged in the detergent box accommodating cavity, a first sensing device is arranged in the detergent box accommodating cavity or on the detergent box, and whether the detergent box is installed in place or not is judged through the first sensing device. The invention also provides a control method of the washing machine, and the washing machine and the control method can judge the condition that the detergent box is not installed in place in time, so that the condition that the detergent box is collided with the washing machine to generate noise and even is separated from the washing machine to cause the damage of the detergent box is avoided.
Description
Technical Field
The invention belongs to the field of washing machines, and particularly relates to a washing machine and a control method.
Background
The upper part of the washing machine is provided with a detergent distributor box, and the detergent distributor box is internally provided with a plurality of spaces for users to conveniently put different washing treatment liquids into the detergent distributor box for washing clothes, such as a liquid laundry detergent putting area, a softener putting area, a disinfectant putting area and the like. However, if a user pulls out the detergent dispenser box and puts the detergent dispenser box into the relevant washing treatment liquid, the detergent dispenser box is not pushed into place, or a child carelessly pulls out the detergent dispenser box and does not push the detergent dispenser box into place during a washing process, the detergent box vibrates along with the vibration of the whole machine and generates a large noise during a washing operation of the washing machine, particularly high-speed dewatering, and if the washing machine is not placed horizontally, the detergent dispenser box even separates from the washing machine under the large vibration to damage the detergent dispenser box. Therefore, it is required to provide a washing machine and a control method capable of detecting whether a detergent box is assembled in place during a washing process, particularly, a dehydration process.
The present invention has been made in view of this situation.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a washing machine, wherein the washing machine can detect whether a washing distributor box is installed in place before water is fed into the washing machine, before dehydration or in the dehydration process, so that the situations that water flows out along a detergent containing cavity during water injection, the detergent distributor box collides with the washing machine to generate noise in the dehydration process and even is separated from the washing machine to cause the damage of the detergent distributor box are avoided.
In order to solve the technical problem, the invention provides a washing machine, which comprises a detergent box accommodating cavity, wherein a detergent box is arranged in the detergent box accommodating cavity, a first sensing device is arranged in the detergent box accommodating cavity or on the detergent box, and whether the detergent box is installed in place is judged according to the on-off state of the first sensing device.
Furthermore, one end of the detergent box accommodating cavity is opened, the detergent box is inserted into the detergent box accommodating cavity from the opening, and the first sensing device is arranged at one end of the detergent box accommodating cavity far away from the opening, or the first sensing device is arranged at one end of the detergent box inserting opening;
further, the first sensing device is a contact switch, the contact switch is connected with the first circuit, and when the detergent box is installed in place, the contact switch is used for communicating the first circuit.
Furthermore, the detergent box accommodating cavity is also provided with a second sensing device, and whether the detergent box is separated from the washing machine or not is judged through the second sensing device;
preferably, the second sensing device is arranged at an opening end of the detergent box accommodating cavity;
more preferably, the second sensing device is a push switch, the push switch is connected to the second circuit, and the push switch disconnects the second circuit when the detergent box is detached from the washing machine.
The washing machine further comprises a controller, wherein the controller is connected with the first induction device and the second induction device, and the controller controls the operation of the washing machine according to the on-off conditions of the first induction device and the second induction device.
The invention also provides a control method of the washing machine, the washing machine comprises a detergent box accommodating cavity, a detergent box is arranged in the detergent box accommodating cavity, the detergent box accommodating cavity or the detergent box is provided with a first sensing device, and whether the detergent box is installed in place is judged through the first sensing device, so that the operation of the washing machine is controlled.
Further, before the washing machine enters water, whether the first sensing device is communicated or not is judged, and if the first sensing device is communicated, the washing machine operates according to set parameters; if the first sensing device is disconnected, the operation of the washing machine is suspended.
Further, a second sensing device is further arranged on the detergent box, and the control method is to judge whether the detergent box is separated from the washing machine according to the second sensing device so as to control the washing machine to operate.
Further, before the dehydration program starts and/or in the dehydration process, whether the first sensing device is communicated or not is judged, and if the first sensing device is communicated, the operation is carried out according to set dehydration parameters; if the first sensing device is disconnected, whether the dehydration rotating speed is adjusted is further determined according to whether the second sensing device is connected.
Further, when the first sensing device is disconnected, whether a second sensing device is connected or not is further judged, and if the second sensing device is connected, the dehydration program is carried out after the dehydration rotating speed is adjusted; if the second sensing device is disconnected, the program operation is suspended.
Furthermore, the washing machine further comprises an alarm device, and when the first sensing device or the second sensing device is disconnected, the alarm device is started to remind a user of installing the detergent box in place.
After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. whether the detergent box is installed in place or not is detected through the first detection device before water enters the washing machine, the condition that detergent in the detergent box cannot completely enter the inner barrel along with water flow is avoided, and meanwhile potential safety hazards caused by the fact that the water flow flows out of the detergent containing cavity are also avoided.
2. Whether the detergent box is installed in place or not is detected through the first sensing device before or in the dewatering process of the washing machine, so that the problem that the detergent box collides with the washing machine to generate noise in the dewatering process or the damage to the washing machine and the detergent box is caused is avoided.
3. Whether the detergent box is separated from the washing machine or not is detected through the second sensing device, and a user is prompted to install the detergent box in place.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a control logic diagram of the present invention.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "inside", "outside", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "contacting," and "communicating" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The washing machine is a pulsator washing machine or a roller washing machine, a detergent box accommodating cavity is formed in the washing machine, a detergent box is arranged in the detergent box accommodating cavity, and the detergent box is connected with a water inlet of the washing machine. A user puts liquid or solid detergent into a detergent box, after a washing program is started, water flows out of a water inlet pipe and enters the detergent box, and the detergent in the detergent box enters an inner barrel of the washing machine under the washing of water flow. When the detergent box is not installed in place, the detergent can not completely enter the inner barrel, even when the detergent box is separated from the washing machine under the condition that a user does not know, water flow can flow out along the containing cavity of the detergent box during washing or rinsing water injection, therefore, the first sensing device is arranged on the containing cavity of the detergent box or the detergent box, and whether the detergent box is installed in place or not is judged through the first sensing device.
Furthermore, one end of the detergent box accommodating cavity is opened, the detergent box is inserted into the detergent box accommodating cavity from the opening, and the first sensing device is arranged at one end of the detergent box accommodating cavity far away from the opening, or the first sensing device is arranged at one end of the detergent box inserting opening; when the first sensing device is arranged at one end of the accommodating chamber far away from the opening, the insertion end of the detergent box is inserted into the bottom of the detergent accommodating chamber and is installed in place, and then the first sensing device is contacted with the insertion end of the detergent box, so that a communication signal is sent. When the first sensing device is arranged at the insertion end of the detergent box, the insertion end of the detergent box is inserted into the bottom of the detergent containing chamber and is installed in place, and then the first sensing device is contacted with one end, far away from the opening, of the containing chamber, so that a communication signal is sent out. In order to make the detection result more accurate, it is preferable that the first sensing device is a contact switch, the contact switch is connected to the first circuit, and when the detergent box is mounted in place, the contact switch connects the first circuit.
Furthermore, when the washing machine is in the dewatering process, the detergent box is not installed in place, the loosened detergent box collides with the washing machine under the condition of high-speed dewatering of the washing machine, so that high noise is generated, and even the detergent box is separated from the washing machine in the high-speed dewatering process, so that the detergent box is damaged. Therefore, in order to avoid the loss caused by the improper installation of the detergent box in the dehydration process, the second sensing device is arranged in the accommodating cavity of the detergent box, and the second sensing device is used for judging whether the detergent box is separated from the washing machine or not; in order to make the detection result more accurate, it is preferable that the second sensing device is disposed at the opening end of the detergent box receiving cavity, so that the second sensing switch is turned on no matter the detergent dispenser box is drawn outwards or pushed inwards, thereby indicating that the detergent box is not completely taken out. When the detergent box is separated from the washing machine, the opening end of the detergent containing cavity can not sense the switch-on signal, and then the detergent box is judged to be separated from the washing machine.
More preferably, the second sensing device is a push switch, the push switch is connected to the second circuit, the push switch maintains a connected state when the detergent box is in the detergent box accommodating chamber, and the push switch disconnects the second circuit when the detergent box is detached from the washing machine.
The washing machine further comprises a controller, wherein the controller is connected with the first induction device and the second induction device, and the controller controls the operation of the washing machine according to the on-off conditions of the first induction device and the second induction device.
The invention also provides a control method of the washing machine, as shown in a control logic diagram of fig. 1, the washing machine comprises a detergent box accommodating cavity, a detergent box is arranged in the detergent box accommodating cavity, a first sensing device is arranged on the detergent box accommodating cavity or the detergent box, and whether the detergent box is installed in place is judged through the first sensing device, so that the operation of the washing machine is controlled.
In order to prevent water from flowing out along the detergent box accommodating cavity due to the fact that the detergent box cannot be installed in place, potential safety hazards and inconvenience are brought to a user, before washing water or rinsing water enters the washing machine, whether the first sensing device is communicated or not needs to be judged in advance, if the first sensing device is communicated, the detergent box is installed in place is judged, the washing machine carries out washing or rinsing according to preset parameters, if the first sensing device is disconnected, the detergent box is judged not to be installed in place, in order to avoid water flow from flowing out of the detergent box accommodating cavity, the washing machine is paused at the moment, after the detergent box is installed in place by the user, the washing machine resumes operation, and washing or rinsing is carried out according to the preset parameters.
Further, in order to prevent the problem that the detergent box is not installed in place and collides with the washing machine during the dewatering process to generate noise, a second sensing device is further arranged on the detergent box and used for detecting whether the detergent box is separated from the washing machine or not. Before the dehydration program starts or in the dehydration process, whether a first inductive switch is connected or not is detected at any time, if the first inductive switch is detected to be in a connected state, the detergent box is judged to be installed in place, the washing machine operates according to preset dehydration parameters, if the first inductive switch is detected to be disconnected, whether a second inductive switch is connected or not is further detected, if the second inductive switch is connected, the detergent box is judged not to be installed in place but not separated from a detergent box accommodating cavity, the washing machine dehydrates after readjusting the dehydration rotating speed, if the original dehydration rotating speed is 800rpm, the dehydration rotating speed is reduced to 400rpm, and the specific dehydration rotating speed is set to be obtained through a large amount of test data, so that the situation that the detergent distributor box is not completely installed in place and abnormal vibration is generated during high-speed dehydration to cause structural damage of the washing machine is prevented. If the second detection device is in a disconnected state, the detergent box is judged to be separated from the washing machine, the program operation is suspended, and the alarm device is started to prompt a user that the detergent box is separated from the washing machine.
Further, the washing machine further comprises an alarm device, and when the first sensing device or the second sensing device is disconnected, the alarm device is started to remind a user of installing the detergent box in place. Preferably, the alarm device sets different alarm prompting modes when the first induction device and the second induction device are disconnected, and the alarm prompting modes comprise flashing or buzzing of an indicator lamp. Preferably, when the first sensing device detects that the circuit is disconnected, the indicator lamp flashes to alarm, and when the second sensing device is disconnected, the buzzer prompts to alarm.
Furthermore, a display screen is arranged on the washing machine, and when a user pushes the detergent box into the detergent accommodating cavity after adding detergent, the display screen can prompt the user whether the detergent box is installed in place.
Further, when the first sensing device or the second sensing device is disconnected in the washing or dewatering process, the washing machine sends prompt information to the mobile terminal of the customer to remind the user to install the detergent box in place.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (11)
1. A washing machine comprises a detergent box accommodating cavity, wherein a detergent box is arranged in the detergent box accommodating cavity, and the washing machine is characterized in that a first sensing device is arranged on the detergent box accommodating cavity or the detergent box, and whether the detergent box is installed in place is judged through the first sensing device;
the washing machine is also provided with a second sensing device, and whether the detergent box is separated from the washing machine or not is judged through the second sensing device;
the first sensing device is communicated, and the detergent box is judged to be installed in place in the detergent box accommodating cavity; the first sensing device is disconnected, and the detergent box is judged not to be installed in place in the detergent box accommodating cavity; the second sensing device is communicated, and the detergent box is not completely separated from the detergent box accommodating cavity on the basis of judging that the detergent box is not installed in place in the detergent box accommodating cavity; the second sensing device is disconnected, and the detergent box is judged to be completely separated from the detergent box accommodating cavity on the basis that the detergent box is not installed in place in the detergent box accommodating cavity;
when the first sensing device is disconnected, whether the second sensing device is connected or not is further judged, and if the second sensing device is connected, the dehydration program is carried out after the dehydration rotating speed is adjusted.
2. The washing machine as claimed in claim 1, wherein the detergent box receiving chamber is open at one end, the detergent box is inserted into the detergent box receiving chamber from the opening, the first sensing means is provided at an end of the detergent box receiving chamber remote from the opening, or the first sensing means is provided at an end of the detergent box inserted into the opening.
3. A washing machine as claimed in claim 2 wherein the first sensing means is a contact switch connected to the first circuit, the contact switch providing communication with the first circuit when the detergent box is in place.
4. A washing machine according to claim 1,
the second sensing device is arranged at the opening end of the detergent box accommodating cavity.
5. A washing machine as claimed in claim 4 wherein the second sensing means is a push switch, the push switch being connected to the second electrical circuit, the push switch breaking the second electrical circuit when the detergent box is removed from the washing machine.
6. The washing machine as claimed in any one of claims 1 to 5, further comprising a controller connected to the first and second sensing devices, the controller controlling the operation of the washing machine according to on/off states of the first and second sensing devices.
7. The control method of the washing machine is characterized in that the washing machine comprises a detergent box accommodating cavity, a detergent box is arranged in the detergent box accommodating cavity, a first sensing device is arranged in the detergent box accommodating cavity or on the detergent box, whether the detergent box is installed in place is judged through the first sensing device, and then the operation of the washing machine is controlled;
the washing machine is also provided with a second sensing device, and whether the detergent box is separated from the washing machine or not is judged through the second sensing device;
the first sensing device is communicated, and the detergent box is judged to be installed in place in the detergent box accommodating cavity; the first sensing device is disconnected, and the detergent box is judged not to be installed in place in the detergent box accommodating cavity; the second sensing device is communicated, and the detergent box is not completely separated from the detergent box accommodating cavity on the basis of judging that the detergent box is not installed in place in the detergent box accommodating cavity; the second sensing device is disconnected, and the detergent box is completely separated from the detergent box accommodating cavity on the basis that the detergent box is not installed in the detergent box accommodating cavity in place;
when the first sensing device is disconnected, whether the second sensing device is connected or not is further judged, and if the second sensing device is connected, the dehydration program is carried out after the dehydration rotating speed is adjusted.
8. The control method of a washing machine as claimed in claim 7, wherein before the washing machine is supplied with water, it is determined whether the first sensing device is connected, and if the first sensing device is connected, the operation is performed according to the set parameters; if the first sensing device is disconnected, the operation of the washing machine is suspended.
9. The control method of a washing machine according to claim 7, wherein before the dehydration process is started and/or during the dehydration process, it is determined whether the first sensing device is connected, and if the first sensing device is connected, the operation is performed according to the set dehydration parameters; if the first sensing device is disconnected, whether the dewatering speed of the washing machine is adjusted is further determined according to whether the second sensing device is connected.
10. The control method of a washing machine as claimed in claim 9, wherein when the first sensing means is turned off, it is further determined whether the second sensing means is turned on, and if the second sensing means is turned off, the program operation is suspended.
11. The control method of a washing machine as claimed in any one of claims 9 or 10, wherein the washing machine further comprises an alarm device, the alarm device being activated to remind a user to mount the detergent box in place when the first sensing device or the second sensing device is turned off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811553233.9A CN111411479B (en) | 2018-12-18 | 2018-12-18 | Washing machine and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811553233.9A CN111411479B (en) | 2018-12-18 | 2018-12-18 | Washing machine and control method |
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| Publication Number | Publication Date |
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| CN111411479A CN111411479A (en) | 2020-07-14 |
| CN111411479B true CN111411479B (en) | 2022-11-25 |
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| CN201811553233.9A Active CN111411479B (en) | 2018-12-18 | 2018-12-18 | Washing machine and control method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07275569A (en) * | 1994-04-05 | 1995-10-24 | Sharp Corp | Automatic detergent injector for washing machine |
| JP2002263394A (en) * | 2001-03-12 | 2002-09-17 | Toshiba Corp | Washing machine |
| WO2018040932A1 (en) * | 2016-08-30 | 2018-03-08 | 青岛海尔洗衣机有限公司 | Method for dispensing washing agents of washing machine |
| CN207659715U (en) * | 2017-11-03 | 2018-07-27 | 青岛海尔滚筒洗衣机有限公司 | A kind of automatic jettison system and washing machine with detergent additive box |
| CN108729130A (en) * | 2017-04-17 | 2018-11-02 | 青岛海尔滚筒洗衣机有限公司 | A kind of automatic jettison system of washing machine and washing machine |
-
2018
- 2018-12-18 CN CN201811553233.9A patent/CN111411479B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07275569A (en) * | 1994-04-05 | 1995-10-24 | Sharp Corp | Automatic detergent injector for washing machine |
| JP2002263394A (en) * | 2001-03-12 | 2002-09-17 | Toshiba Corp | Washing machine |
| WO2018040932A1 (en) * | 2016-08-30 | 2018-03-08 | 青岛海尔洗衣机有限公司 | Method for dispensing washing agents of washing machine |
| CN108729130A (en) * | 2017-04-17 | 2018-11-02 | 青岛海尔滚筒洗衣机有限公司 | A kind of automatic jettison system of washing machine and washing machine |
| CN207659715U (en) * | 2017-11-03 | 2018-07-27 | 青岛海尔滚筒洗衣机有限公司 | A kind of automatic jettison system and washing machine with detergent additive box |
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| CN111411479A (en) | 2020-07-14 |
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Effective date of registration: 20221026 Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |
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