CN116556028A - Outer bung with metal detection function and washing machine thereof - Google Patents
Outer bung with metal detection function and washing machine thereof Download PDFInfo
- Publication number
- CN116556028A CN116556028A CN202210112172.2A CN202210112172A CN116556028A CN 116556028 A CN116556028 A CN 116556028A CN 202210112172 A CN202210112172 A CN 202210112172A CN 116556028 A CN116556028 A CN 116556028A
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- mounting
- annular structure
- wiring
- installation
- sensing element
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- 239000002184 metal Substances 0.000 title claims abstract description 59
- 238000005406 washing Methods 0.000 title claims abstract description 37
- 238000001514 detection method Methods 0.000 title claims abstract description 33
- 238000009434 installation Methods 0.000 claims description 51
- 230000006698 induction Effects 0.000 claims description 46
- 238000004382 potting Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 230000001939 inductive effect Effects 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/12—Casings; Tubs
- D06F39/14—Doors or covers; Securing means therefor
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/14—Arrangements for detecting or measuring specific parameters
- D06F34/18—Condition of the laundry, e.g. nature or weight
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/58—Indications or alarms to the control system or to the user
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses an outer barrel cover with a metal detection function and a washing machine thereof, wherein the outer barrel cover comprises an outer barrel cover body, and is provided with an annular structure extending along the circumferential direction; the annular structure is provided with a first sensing element and a second sensing element, the first sensing element is used for detecting whether an object passes through the outer barrel cover, and the second sensing element is used for detecting whether the object contains metal foreign matters. According to the invention, the first sensing element and the second sensing element are arranged on the outer barrel cover, and the object is confirmed to contain the metal foreign matters when the first sensing element and the second sensing element acquire signals, so that the accuracy of metal detection can be improved through the cooperation of the two sensing elements, and the false alarm rate is greatly reduced.
Description
Technical Field
The invention belongs to the technical field of household appliances, and particularly relates to an outer barrel cover with a metal detection function and a washing machine thereof.
Background
When washing clothes, the washing machine is easy to damage the clothes or the internal structure of the washing machine because users often forget to take out the metal-containing articles such as keys and coins in the pockets. Aiming at the problems, the metal detection induction coil is added on the outer barrel cover in the prior washing machine, and the metal detection mode can be immediately started as long as the door cover of the washing machine is opened after the washing machine is electrified. Although the added metal detection induction coil can detect whether metal exists in the washing machine to a certain extent, the accuracy of metal detection is not high. When the washing machine is in a washing mode, though clothes are not put into the washing machine in the process, the clothes being washed can inadvertently touch the washing machine barrel, so that the washing machine barrel can be greatly displaced from the position of the metal box body, and the metal detection induction coil can detect the metal box body at the moment, so that false alarm can be generated.
The Chinese patent with 201310683919.0 discloses a washing machine with a metal detector and a control method thereof, wherein a circular door is arranged on a front plate of a box body of the washing machine, the washing machine further comprises a main controller, the metal detector and an alarm device, wherein the metal detector is annular and is arranged on the outer side of the circumference of the circular door, and the main controller detects whether clothes put into the washing machine are provided with metal objects through signals output by the metal detector, and controls the alarm device to alarm when the metal objects are detected. The metal detector in this patent includes annular induction coil, although can detect to a certain extent whether there is metal in the washing machine, the accuracy of metal detection is not high, produces the condition of false alarm easily.
The present invention has been made in view of this.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art, and provides an outer barrel cover with a metal detection function, which improves the metal detection accuracy.
In another aspect, the present invention provides a washing machine having the above outer tub cover.
In order to solve the technical problems, the invention adopts the basic conception of the technical scheme that:
an outer tub cover with a metal detecting function, comprising:
the outer barrel cover body is provided with an annular structure extending along the circumferential direction;
the annular structure is provided with a first sensing element and a second sensing element, the first sensing element is used for detecting whether an object passes through the outer barrel cover, and the second sensing element is used for detecting whether the object contains metal foreign matters.
In the scheme, the first sensing element and the second sensing element are arranged on the outer barrel cover, and when the first sensing element and the second sensing element acquire signals, the object is confirmed to contain metal foreign matters, the accuracy of metal detection can be improved through the cooperation of the two sensing elements, and the false alarm rate is greatly reduced.
Further, a first mounting part and a second mounting part are arranged on the annular structure;
the first installation part is used for installing the second induction element, and the second installation part extends from the first installation part to the inner side of the annular structure and is used for installing the first induction element.
Further, the first sensing element is a light detector and is provided with a light emitting part and a light receiving part, and the second sensing element is an induction coil;
the annular structure is provided with a first installation part and at least two second installation parts which are arranged in pairs;
the first mounting part is used for mounting the induction coil; the two second mounting parts in each pair are oppositely arranged and respectively extend from the first mounting parts to the inner side of the annular structure, and are used for correspondingly mounting the light emitting part and the light receiving part.
In the scheme, the first installation part and the at least two second installation parts are arranged on the outer barrel cover body, the optical detector and the induction coil are installed on the outer barrel cover body together, and the optical detector and the induction coil and the outer barrel cover body form the outer barrel cover together, so that the installation process is simplified, redundant fasteners are avoided, and the structural strength of the outer barrel cover is improved.
Further, the first mounting portion is a first mounting groove formed recessed from one side surface of the annular structure toward the inside of the annular structure;
the second installation department is for from the first mounting groove is close to the lateral wall of inboard to the second installation casing that inboard protrusion set up, the inside of second installation casing is equipped with the installation cavity, with first mounting groove is linked together.
Further, the second mounting case is provided with an opening on a side wall facing the inner side;
two side walls of the second mounting housing adjacent to the opening are obliquely arranged from the opening to directions approaching each other to form the mounting cavity for mounting the light emitting part and the light receiving part;
an included angle alpha is formed between the two side walls, and the included angle alpha is more than or equal to 30 degrees and less than 180 degrees; preferably, the included angle α is 60 °.
In the scheme, the included angle between the second installation shell and the two side walls adjacent to the opening is set in the range, so that the detection range can be enlarged, and the accuracy of the detection result is improved.
Further, also comprises
And the wiring terminal mounting part is arranged on the annular structure, extends to the outer side of the annular structure and is used for mounting the wiring terminal parts in the optical detector and the induction coil.
Further, the optical detector also comprises a first wiring and a second wiring, one end of the first wiring is connected with the light emitting part and the light receiving part respectively, and the other end of the second wiring is arranged on the wiring terminal installation part;
the induction coil comprises a coil body, a third wiring and a fourth wiring; one end of the third wiring and one end of the fourth wiring are connected with the coil body, and the other end of the third wiring and the other end of the fourth wiring are installed on the wiring terminal installation part.
Further, a through hole is formed in the side wall, facing away from the inner side, of the second installation shell, and the installation cavity is communicated with the first installation groove through the through hole;
the first wiring and the second wiring are arranged in the first mounting groove, one end of the first wiring and the second wiring respectively penetrate through the through holes and are correspondingly connected with the light emitting part and the light receiving part, and the other end of the first wiring and the second wiring are mounted on the wiring terminal mounting part.
Further, the method further comprises the following steps:
potting material filled within the annular structure to encapsulate the first and second sensing elements on the annular structure;
preferably, the potting material is a potting adhesive.
A washing machine, comprising:
an outer barrel cover with a metal detection function as claimed in any one of the above;
the computer board is connected with the first sensing element and the second sensing element;
and the alarm unit is connected with the computer board, and the computer board is used for controlling the alarm unit to give an alarm after receiving the signals acquired by the first sensing element and the second sensing element at the same time so as to prompt that the object contains metal foreign matters.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects:
according to the outer barrel cover with the metal detection function, the first induction element and the second induction element are arranged on the outer barrel cover, and the metal foreign matters are contained in the object only when signals are collected by the first induction element and the second induction element, so that the accuracy of metal detection can be improved through the cooperation of the two induction elements, and the false alarm rate is greatly reduced.
According to the outer barrel cover with the metal detection function, the first installation part and the at least two second installation parts are arranged on the outer barrel cover body, the optical detector and the induction coil are installed on the outer barrel cover body together, and the outer barrel cover is formed together with the outer barrel cover body, so that the installation process is simplified, redundant fasteners are avoided, and the structural strength of the outer barrel cover is improved.
The following describes the 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 and 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. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:
fig. 1 is a schematic view of an angle structure of an outer barrel cover with a metal detection function.
Fig. 2 is a schematic view of another angle structure of the outer barrel cover with metal detection function according to the present invention.
FIG. 3 is a schematic diagram of the structure of the photodetector and the induction coil of the present invention.
FIG. 4 is a schematic view of the structure of the photodetector and the induction coil of the present invention mounted on the outer barrel cover body.
Fig. 5 is an enlarged view at a of fig. 4.
Fig. 6 is a cross-sectional view A-A of fig. 5.
In the figure: 1, an outer barrel cover; 10. a ring-shaped structure; 11. a first mounting groove; 12. a second mounting housing; 13. A mounting cavity; 14. an opening; 15. two sidewalls; 16. a through hole; 17. a terminal mounting portion; 20. a photodetector; 201. a light emitting section; 202. a light receiving section; 203. a first wiring; 204. a second wiring; 21. an induction coil; 211. a third wiring; 212. and a fourth wiring.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured 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 explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
As shown in fig. 1 to 6, the outer barrel cover with metal detection function provided by the present invention includes: the outer barrel cover 1 body is provided with an annular structure 10 extending along the circumferential direction; the annular structure 10 is provided with a first sensing element and a second sensing element, the first sensing element is used for detecting whether an object passes through the outer barrel cover 1, and the second sensing element is used for detecting whether the object contains metal foreign matters.
The outer tub cover of the general washing machine is provided with only one induction unit, such as an induction coil, and when the induction coil collects signals, no matter whether clothes are put into the washing machine or not, an alarm is sent to prompt that metallic foreign matters exist in the washing tub. If the washing machine shakes the washing tub due to the rotation speed or other factors in the washing process, the washing tub can be displaced to a position close to or far away from the metal box body, and the induction coil can acquire signals in the process, so that false alarm can be generated.
In the above scheme, through be equipped with first sensing element and second sensing element on outer bung 1, just confirm that this object such as clothing contains metal foreign matter when first sensing element and second sensing element all gather the signal, can improve the accuracy that metal detected through the cooperation of two sensing elements, greatly reduced the false alarm rate.
It should be noted that the first sensing element may be a photodetector 20, an airflow detector, or other detector capable of sensing an object. For example: the first sensing element may be a miniature camera, by mounting the miniature camera on the annular structure 10, the camera is used to capture whether an object passes through the outer tub cover 1. The second inductive element may employ an inductive coil 21 or other metallic inductor.
As one embodiment, the annular structure is provided with a first mounting part and a second mounting part;
the first installation part is used for installing the second induction element, and the second installation part extends from the first installation part to the inner side of the annular structure and is used for installing the first induction element.
When the first sensing element adopts a micro camera, a second mounting part can be arranged on the annular structure, and when the first sensing element adopts a plurality of micro cameras, a plurality of second mounting parts can be arranged on the annular structure.
As another embodiment, the first sensing element is a photodetector 20, having a light emitting portion 201 and a light receiving portion 202, and the second sensing element is an induction coil 21;
the annular structure 10 is provided with a first installation part and at least two second installation parts which are arranged in pairs;
the first mounting portion is used for mounting the induction coil 21; the two second mounting portions in each pair are disposed opposite to each other and extend from the first mounting portion toward the inside of the annular structure 10, respectively, for correspondingly mounting the light emitting portion 201 and the light receiving portion 202.
In the above scheme, through setting up first installation department and two at least second installation department on outer bung 1 body, install light detector 20 and induction coil 21 jointly on outer bung 1 body, constitute outer bung 1 jointly with outer bung 1 body, not only simplified the installation, avoided using unnecessary fastener, still improved outer bung 1's structural strength.
It will be appreciated that the number of the second mounting portions may be adjusted according to the number of the photo detectors 20, that is, two photo detectors 20 may be correspondingly disposed on the inner side wall of the annular structure 10, and the number of the second mounting portions is four. Of course, a plurality of photo detectors 20 may also be provided on the inner side wall of the ring structure 10, wherein the light emitting portion 201 and the light receiving portion 202 in each photo detector 20 are each provided.
The light detector 20 may employ an infrared light detector 20 or a detector of other light sources. The light detector 20 is preferably an infrared sensing lamp having an infrared light emitting lamp and an infrared light receiving lamp.
In some embodiments, the first mounting portion is a first mounting groove 11 formed to be recessed from one side surface of the annular structure 10 toward the inside of the annular structure 10;
the second installation part is a second installation shell 12 protruding from the side wall of the first installation groove 11, which is close to the inner side, and an installation cavity 13 is arranged in the second installation shell 12 and is communicated with the first installation groove 11.
Since the outer tub cover 1 body has the ring structure 10, objects pass through the inner region of the ring structure 10. By providing the second mounting housing 12 protruding from the side wall of the first mounting groove 11 near the inner side of the annular structure 10, the light emitting portion 201 and the light receiving portion 202 are mounted in the mounting cavity 13 of the second mounting housing 12, and the detection effect can be improved. By arranging the first mounting groove 11 and the second mounting shell 12 on the outer barrel cover 1 body, additional mounting brackets and fasteners can be reduced, and the mounting efficiency of the production cost and the improvement can be saved.
Preferably, the first installation recess 11 is an annular groove, provided at one side of the annular structure 10, the center of which coincides with the center of the annular structure 10.
In some embodiments, the second mounting housing 12 is provided with an opening 14 on a side wall facing the inner side;
two side walls 15 of the second mounting case 12 adjacent to the opening 14 are provided obliquely from the opening 14 in a direction approaching each other to form the mounting cavity 13 for mounting the light emitting portion 201 and the light receiving portion 202;
an included angle alpha is formed between the two side walls 15, and the included angle alpha is more than or equal to 30 degrees and less than 180 degrees; preferably, the included angle α is 60 °.
It should be noted that, the two side walls mentioned herein refer to two side walls adjacent to the opening 14 in the second mounting housing 12.
Preferably, the light emitting portion 201 and the light receiving portion 202 are a light emitting lamp and a light receiving lamp, respectively.
By mounting the light emitting portion 201 and the light receiving portion 202 in the mounting cavity 13 of the second mounting case 12, and providing the opening 14 on the side wall of the second mounting case 12 facing the inside, the light source emitted from the light emitting lamp is emitted through the opening 14, and the light source is received by the light receiving lamp. When the light receiving lamp does not receive the light source, it is indicated that an object passes through the inner region of the ring structure 10.
In the above-described aspect, by setting the angle between the two side walls 15 of the second mounting case 12 adjacent to the opening 14 within the above-described range, the detection range can be enlarged, and the accuracy of the detection result can be improved.
In some embodiments, further comprising
A terminal mounting portion 17 provided on the annular structure 10 and extending to the outside of the annular structure 10 for mounting terminal portions in the photodetector 20 and the induction coil 21.
In some embodiments, the photodetector 20 further includes a first wiring 203 and a second wiring 204, one end of which is connected to the light emitting portion 201 and the light receiving portion 202, respectively, and the other end of which is mounted on the terminal mounting portion 17;
the induction coil 21 includes a coil body, a third wiring 211, and a fourth wiring 212; one ends of the third and fourth wires 211 and 212 are connected to the coil body, and the other ends are mounted on the terminal mounting portion 17.
In some embodiments, the second mounting housing 12 is provided with a through hole 16 on a side wall facing away from the inner side, and the mounting cavity 13 communicates with the first mounting groove 11 through the through hole 16;
the first and second wires 203 and 204 are disposed in the first mounting groove 11, and have one ends respectively connected to the light emitting portion 201 and the light receiving portion 202 through the through holes 16 and the other ends mounted on the terminal mounting portion 17.
In the mounting, the photodetector 20 is first mounted, that is, one ends of the first and second wirings 203 and 204 are mounted on the terminal mounting portion 17, and the light emitting portion 201 and the light receiving portion 202 connected to the other ends of the first and second wirings 203 and 204 are respectively mounted in the mounting cavities 13 of the different second mounting cases 12. The induction coil 21 is then mounted in the first mounting recess 11, and the first and second wires 203, 204 of the light detector 20 are pressed into the first mounting recess 11.
In some embodiments, further comprising:
potting material filled within the annular structure 10 to encapsulate the first and second inductive elements on the annular structure 10;
preferably, the potting material is a potting adhesive.
Specifically, after the light detector 20 and the induction coil 21 are installed, the light detector 20, the induction coil 21 and the outer barrel cover 1 body can be fixed into a whole by filling the potting material into the first installation groove 11 of the annular structure 10, so that the light detector 20 and the induction coil 21 are installed more firmly, the structural strength of the outer barrel cover 1 is increased, and the water draining effect can be achieved.
A washing machine, comprising: an outer tub cover 1 having a metal detecting function as claimed in any one of the above; the computer board is connected with the first sensing element and the second sensing element; and the alarm unit is connected with the computer board, and controls the alarm unit to give an alarm after the computer board receives signals collected by the first sensing element and the second sensing element at the same time so as to prompt that the washing barrel contains metal foreign matters.
In some embodiments, the washing machine includes a tub, the outer tub cover 1 body is provided with a first mounting portion and at least two second mounting portions on a side surface near the tub, and the induction coil 21 and the light detector 20 are mounted on the first and second mounting portions, respectively.
Preferably, the washing machine is a pulsator washing machine or a drum washing machine.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the invention, may be made by those skilled in the art without departing from the scope of the invention.
Claims (10)
1. An outer tub cover with a metal detecting function, comprising:
the outer barrel cover body is provided with an annular structure (10) extending along the circumferential direction;
the novel metal foreign body detecting device is characterized in that a first induction element and a second induction element are installed on the annular structure (10), the first induction element is used for detecting whether an object passes through the outer barrel cover (1), and the second induction element is used for detecting whether the object contains the metal foreign body.
2. The outer tub cover with metal detection function according to claim 1, wherein:
the annular structure (10) is provided with a first installation part and a second installation part;
the first installation part is used for installing the second induction element, and the second installation part extends from the first installation part to the inner side of the annular structure (10) and is used for installing the first induction element.
3. The outer tub cover with metal detection function according to claim 2, wherein:
the first sensing element is a light detector (20) and is provided with a light emitting part (201) and a light receiving part (202), and the second sensing element is a sensing coil (21);
the annular structure (10) is provided with a first installation part and at least two second installation parts which are arranged in pairs;
the first mounting part is used for mounting the induction coil (21); the two second mounting parts in each pair are arranged oppositely and extend from the first mounting part to the inner side of the annular structure (10) respectively, and are used for correspondingly mounting the light emitting part (201) and the light receiving part (202).
4. A cover for an outer can having a metal detecting function according to claim 3, wherein:
the first mounting part is a first mounting groove (11) formed by recessing from one side surface of the annular structure (10) to the inside of the annular structure (10);
the second installation part is a second installation shell (12) protruding from the side wall of the first installation groove (11) close to the inner side, and an installation cavity (13) is formed in the second installation shell (12) and communicated with the first installation groove (11).
5. The outer can lid with metal detection function according to claim 4, wherein:
the second mounting housing (12) is provided with an opening (14) on a side wall facing the inner side;
two side walls (15) of the second mounting case (12) adjacent to the opening (14), which are disposed obliquely from the opening (14) in a direction approaching each other to form the mounting cavity (13) for mounting the light emitting portion (201) and the light receiving portion (202);
an included angle alpha is formed between the two side walls (15), and the included angle alpha is more than or equal to 30 degrees and less than 180 degrees; preferably, the included angle α is 60 °.
6. An outer barrel cover with metal detection function according to any one of claims 3-5, wherein: and also comprises
And a terminal mounting portion (17) provided on the annular structure (10) and extending to the outside of the annular structure (10) for mounting terminal portions in the photodetector (20) and the induction coil (21).
7. The outer can lid with metal detection function according to claim 6, wherein:
the photodetector (20) further comprises a first wiring (203) and a second wiring (204), one end of which is respectively connected with the light emitting part (201) and the light receiving part (202), and the other end of which is arranged on the wiring terminal mounting part (17);
the induction coil (21) comprises a coil body (211), a third connection (212) and a fourth connection (213); one end of the third wiring (212) and one end of the fourth wiring (213) are connected to the coil body (211), and the other end is mounted on the terminal mounting portion (17).
8. The outer can lid with metal detection function according to claim 7, wherein:
the second installation shell (12) is provided with a through hole (16) on the side wall facing away from the inner side, and the installation cavity (13) is communicated with the first installation groove (11) through the through hole (16);
the first wiring (203) and the second wiring (204) are arranged in the first mounting groove (11), one ends of the first wiring and the second wiring respectively penetrate through the through holes (16) and are correspondingly connected with the light emitting part (201) and the light receiving part (202), and the other ends of the first wiring and the second wiring are mounted on the wiring terminal mounting part (17).
9. An outer barrel cover with metal detection function according to any one of claims 1-8, further comprising:
potting material filled within the annular structure (10) to encapsulate the first and second inductive elements on the annular structure (10);
preferably, the potting material is a potting adhesive.
10. A washing machine, comprising:
an outer tub cover having a metal detecting function as claimed in any one of claims 1 to 9;
the computer board is connected with the first sensing element and the second sensing element;
and the alarm unit is connected with the computer board, and the computer board is used for controlling the alarm unit to give an alarm after receiving the signals acquired by the first sensing element and the second sensing element at the same time so as to prompt that the object contains metal foreign matters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210112172.2A CN116556028A (en) | 2022-01-29 | 2022-01-29 | Outer bung with metal detection function and washing machine thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210112172.2A CN116556028A (en) | 2022-01-29 | 2022-01-29 | Outer bung with metal detection function and washing machine thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116556028A true CN116556028A (en) | 2023-08-08 |
Family
ID=87492031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210112172.2A Pending CN116556028A (en) | 2022-01-29 | 2022-01-29 | Outer bung with metal detection function and washing machine thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116556028A (en) |
-
2022
- 2022-01-29 CN CN202210112172.2A patent/CN116556028A/en active Pending
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