CN219908190U - Clothes treatment equipment with drying function - Google Patents

Abstract

The utility model belongs to the technical field of clothes treatment equipment, and discloses clothes treatment equipment with a drying function. The first metal piece and the second metal piece are insulated and isolated. When the first metal piece and the second metal piece are simultaneously contacted with clothes in the treatment chamber, the first metal piece and the second metal piece form a first sensing unit; when the clothes are not contacted with the first metal piece, the first metal piece is used as a first electrode plate, the processing chamber is used as a second electrode plate, the first electrode plate and the first electrode plate form a second sensing unit, and the clothes in the processing chamber are part of the dielectric substance of the second sensing unit. The detection unit is electrically connected with the metal piece and the processing chamber and is used for measuring the variation of the signal of the second sensing unit and outputting the variation to the control unit of the clothes treatment equipment. The clothes treatment equipment with the drying function is high in drying degree detection precision and is beneficial to improving the drying effect of clothes.

Description

Clothes treatment equipment with drying function

Technical Field

The utility model relates to the technical field of washing machines, in particular to clothes treatment equipment with a drying function.

Background

The existing laundry treatment apparatus having a drying function detects a drying degree of laundry by configuring a resistive humidity sensor. The sensor comprises two metal strips which are arranged in an insulating manner, wherein moisture on the surface of the clothes can be used as a conductor, when the surface of the clothes is contacted with the two metal strips at the same time, current between the two metal strips is conducted, and the moisture content on the surface of the clothes influences the resistance value between the two metal strips, so that the drying degree of the clothes can be judged by measuring the resistance value between the two metal strips. However, the detection mode has a certain limitation, when the clothes to be dried are thicker or the inside of the clothes contains interlayers such as down, down and the like, the outside is dried before the inside, and as the resistance sensor can only detect the drying degree of the surface of the clothes, the clothes are easily misjudged to be dried, the drying degree is terminated in advance, the surface of the dried clothes is thoroughly dried but the inside is still moist, and the user experience is poor.

Therefore, there is a need to provide a laundry treating apparatus having a drying function with high drying accuracy to solve the above problems.

Disclosure of Invention

An object of the present utility model is to provide a laundry treating apparatus having a drying function, which has high detection accuracy and contributes to an improvement in laundry drying effect.

To achieve the purpose, the utility model adopts the following technical scheme:

a laundry treating apparatus having a drying function, comprising: the first metal piece and the second metal piece are insulated and isolated;

the first metal piece and the second metal piece form a first sensing unit when the first metal piece and the second metal piece are simultaneously contacted with clothes in the processing chamber;

when the clothes are not contacted with the first metal piece, the first metal piece is used as a first electrode plate, the processing chamber is used as a second electrode plate, the first electrode plate and the first electrode plate form a second sensing unit, and the clothes in the processing chamber are part of the dielectric substance of the second sensing unit;

and the detection unit is electrically connected with the first metal piece and the processing chamber, and is used for measuring the variation of the signal of the second sensing unit and outputting the variation to the control unit of the clothes treatment equipment.

Optionally, the first metal piece is a plate-shaped structure, and the second metal piece is a plate-shaped structure or a strip-shaped structure.

Optionally, the clothes treatment device with drying function further comprises an insulating mounting frame, a first mounting groove and a second mounting groove are formed in the mounting frame at intervals, the first metal piece is arranged in the first mounting groove, and the second metal piece is arranged in the second mounting groove.

Optionally, the bottom of the first mounting groove and the second mounting groove are both provided with a first clamping hole, the first metal piece and the second metal piece are both provided with a first plug-in connection part, and the first plug-in connection part is plugged in the first clamping hole.

Optionally, the first grafting portion includes grafting piece and butt piece, dodge the mouth is seted up at grafting piece middle part, one side of butt piece connect in dodge an edge of mouth, the grafting piece with the butt piece is the contained angle setting.

Optionally, the bottom of the first mounting groove and the second mounting groove are both provided with second clamping holes, the first metal piece and the second metal piece are both provided with second plug-in connection parts, and the second plug-in connection parts are plugged in the second clamping holes.

Optionally, the second insertion portion is a connection piece, and the connection piece passes through the second clamping hole and is in a bending shape.

Optionally, a first protection capacitor is connected in series between the first metal piece and the detection unit.

Optionally, a second protection electric and a voltage stabilizing tube which are connected in parallel are connected in series between the processing chamber and the detection unit.

The beneficial effects are that:

in the operation process of the clothes treatment equipment with the drying function, when the first metal piece and the second metal piece are in contact with clothes, the moisture on the surface of the clothes is used as a conductor, the first metal piece and the second metal piece are electrically connected, the resistance value between the first metal piece and the second metal piece is measured, and then the drying degree of the surface of the clothes is judged by the control system through the resistance value. When the first metal piece is not contacted with clothes, the first metal piece is insulated from the second metal piece, the first metal piece and the processing chamber are electrically connected through the detection unit, the variation of the signal of the second sensing unit can be detected and output to the control unit of the clothes processing equipment, and then the control unit judges the humidity inside the clothes through the variation of the signal. The clothes treatment equipment with the drying function has higher detection precision, can accurately judge the drying degree of various clothes, and is beneficial to improving the drying effect. In addition, the first metal piece can be used as a part of the first sensing unit and a part of the second sensing unit, and the second sensing unit and the first sensing unit are integrated into a whole, so that the circuit connection and the assembly structure can be simplified.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.

FIG. 1 is a schematic diagram of a second sensing unit provided by the present utility model;

fig. 2 is a schematic view illustrating a structure of a laundry treating apparatus having a drying function according to the present utility model at a certain viewing angle;

FIG. 3 is a schematic view of the structure of the mounting frame provided by the utility model;

FIG. 4 is a schematic view of a first metal part according to the present utility model;

FIG. 5 is a schematic view of a second metal part according to the present utility model;

fig. 6 is a schematic view of a structure of a laundry treating apparatus having a drying function according to the present utility model at another view angle.

In the figure:

110. a first metal piece; 120. a second metal piece; 11. a first plug-in connection; 12. a second plug-in connection; 1. a plug-in piece; 2. a contact piece; 130. a connection terminal; 200. a mounting frame; 210. a first mounting groove; 220. a second mounting groove; 21. a first clamping hole; 22. a second clamping hole; 300. a processing chamber; 400. a detection unit; 500. a control unit; 600. a first protective capacitor; 700. a second protective capacitor; 800. a voltage stabilizing tube.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model 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 utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first location" and "second location" are two distinct locations and wherein the first feature is "above," "over" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is level above the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present utility model, 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, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Referring to fig. 1, the present embodiment provides a laundry treating apparatus having a drying function, including a first metal piece 110, a second metal piece 120, and a sensing unit 400. The first metal piece 110 is insulated from the second metal piece 120. When the first metal piece 110 and the second metal piece 120 are simultaneously contacted with laundry in the process chamber 300, the first metal piece 110 and the second metal piece 120 form a first sensing unit; when the laundry is not in contact with the first metal piece 110, the first metal piece 110 serves as a first electrode plate, the processing chamber 300 serves as a second electrode plate, the first electrode plate and the first electrode plate form a second sensing unit, and the laundry in the processing chamber 300 is a part of the dielectric of the second sensing unit. The sensing unit 400 is electrically connected to the metal 110 and the processing chamber 300, and is used to measure the variation of the signal of the second sensing unit and output to the control unit 500 of the laundry treating apparatus.

In the above-mentioned laundry treatment apparatus having a drying function, when both the first metal piece 110 and the second metal piece 120 are in contact with laundry during operation, moisture on the surface of the laundry serves as a conductor, the first metal piece 110 and the second metal piece 120 are electrically connected, and the degree of drying on the surface of the laundry is judged by measuring the resistance value between the first metal piece 110 and the second metal piece 120. When the first metal member 110 is not in contact with the laundry, the first metal member 110 and the second metal member 120 are insulated from each other, the first metal member 110 and the processing chamber 300 are electrically connected through the detecting unit 400, the variation of the signal of the second sensing unit can be detected and outputted to the control unit 500 of the laundry processing apparatus, and the humidity inside the laundry is determined by the control unit 500 according to the variation of the signal. The clothes treatment equipment with the drying function has higher detection precision, can accurately judge the drying degree of various clothes, and is beneficial to improving the drying effect. In addition, the first metal member 110 may be used as a part of the first sensor unit or a part of the second sensor unit, and the second sensor unit and the first sensor unit may be integrated, so that the circuit connection and the assembly structure may be simplified.

Referring to fig. 1, the first metal member 110 is a plate-shaped structure, and the second metal member 120 is a plate-shaped structure or a strip-shaped structure. It can be appreciated that, since the first metal member 110 needs to be a pole of the capacitor, the first metal member 110 adopts a plate-like structure, and the shape of the second metal member 120 is not limited. In this embodiment, the main body of the first metal member 110 has a plate-like structure, and the second metal member 120 has a strip-like structure, and the first metal member 110 is provided with a strip-like structure having the same shape as the second metal member 120.

Further, referring to fig. 2, the laundry treating apparatus having a drying function further includes an insulating mounting bracket 200, and the mounting bracket 200 may be made of plastic, for example, and the plastic material may serve to insulate the first metal member 110 from the second metal member 120. The mounting frame 200 is provided with a first mounting groove 210 and a second mounting groove 220 at intervals, the first metal piece 110 is arranged in the first mounting groove 210, and the second metal piece 120 is arranged in the second mounting groove 220. The first mounting groove 210 and the second mounting groove 220 are spaced apart to prevent the first metal piece 110 from contacting the second metal piece 120. The installation of metalwork can be made things convenient for in the setting of mounting groove.

Further, the bottoms of the first mounting groove 210 and the second mounting groove 220 are respectively provided with a first clamping hole 21, the first metal piece 110 and the second metal piece 120 are respectively provided with a first plug-in connection part 11, and the first plug-in connection part 11 is plugged into the first clamping hole 21. The plugging connection is convenient to install, and in other embodiments, the mounting frame 200 and the metal piece can be connected and fixed by using an adhesive or a threaded connection.

Referring to fig. 3 to 5, the first plugging portion 11 includes a plugging sheet 1 and a plugging sheet 2, the middle of the plugging sheet 1 is provided with a avoiding opening, one side of the plugging sheet 2 is connected to one edge of the avoiding opening, and the plugging sheet 1 and the plugging sheet 2 are arranged in an included angle. It will be appreciated that, during assembly, the side of the abutment plate 2 where the insertion plate 1 is connected first enters the first clamping hole 21, and after the first insertion portion 11 is inserted into the clamping hole, the free end of the abutment plate 2 can abut against the back surface of the mounting plate, so as to prevent the first insertion portion 11 from being withdrawn from the first clamping hole 21.

Further, the bottoms of the first mounting groove 210 and the second mounting groove 220 are respectively provided with a second clamping hole 22, the first metal piece 110 and the second metal piece 120 are respectively provided with a second plug-in connection part 12, and the second plug-in connection parts 12 are plugged into the second clamping holes 22. Preferably, the first plugging portion 11 and the second plugging portion 12 are disposed at two ends of the metal piece, and the metal piece can be effectively fixed on the mounting frame 200 through the first plugging portion 11 and the second plugging portion 12 without additional connection components.

Optionally, the second plugging portion 12 is a connecting piece, and the connecting piece passes through the second clamping hole 22 and is in a bending shape. When the connecting piece and the second clamping hole 22 are assembled, the connecting piece is firstly inserted into the second clamping hole 22, and then the connecting piece is bent, so that the connecting piece can be prevented from withdrawing from the second clamping hole 22.

Further, the connecting piece is inserted with a connection terminal 130 at an end thereof, and the connection terminal 130 is used for connecting wires. The ends of the connection pads may be used to connect wires and the terminals 130 are used to secure and electrically connect the wires to the metal pieces.

Further, referring to fig. 6, a first protection capacitor 600 is connected in series between the first metal member 110 and the detecting unit 400. The first protection capacitor 600 can filter the first frequency signal transmitted from the detection unit 400, thereby improving the detection effect, and can prevent the detection unit 400 from being damaged by the electrostatic impact to the detection unit 400.

Further, a second protection capacitor 700 and a voltage stabilizing tube 800 are connected in parallel between the processing chamber 300 and the detecting unit 400. By the second protection capacitor 700 and the voltage regulator 800, the interference of an external power grid can be effectively prevented, the detection unit 400 is protected from being damaged, and logic confusion does not occur. And static electricity generated in the clothes drying process can be released, and meanwhile, the detection signal can be amplified, so that the second frequency signal received by the detection unit 400 can obtain the variation of the signal more easily, and the detection result is more accurate.

With continued reference to fig. 6, the specific principle of the second sensing unit in this embodiment is as follows:

the first metal piece 110 forms a first electrode plate, the process chamber 300 forms a second electrode plate, and laundry in the process chamber 300 is a part of the second sensing unit dielectric. The first electrode plate and the second electrode plate are arranged in an insulating manner and are electrically connected to the detection unit 400. The detecting unit 400 can detect the variation of the signal of the second sensing unit (the specific detecting mode is the prior art, for example, the detecting unit 400 sends a fixed frequency signal to the first electrode plate and transmits the fixed frequency signal to the second electrode plate through clothes, then the second electrode plate transmits the frequency signal to the detecting unit 400, the detecting unit 400 can obtain the variation of the signal of the second sensing unit) and output the variation to the control unit 500, and the humidity of the clothes becomes smaller along with the continuous drying, so that the dielectric constant of the dielectric of the second sensing unit changes, that is, the variation of the signal of the second sensing unit changes (the specific principle can refer to the capacitance). Therefore, by detecting the variation of the signal of the second sensing unit, the control unit 500 can obtain the current humidity value of the laundry in real time according to the corresponding relationship between the experimentally obtained humidity value of the laundry and the variation of the signal, and further can determine whether the laundry is dried according to the humidity value. In this embodiment, the variation of the signal may be a voltage variation, that is, after the second electrode plate transmits the frequency signal to the detection unit 400, the detection unit 400 can convert the frequency signal into a voltage value, and obtain the current voltage variation according to the voltage value. The variation of the signal may be a frequency variation, that is, after the second electrode plate transmits the frequency signal to the detecting unit 400, the detecting unit 400 may obtain the frequency value, and then obtain the current frequency variation according to the frequency value. In this embodiment, the detection unit 400 is powered by a dc power supply.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. A laundry treating apparatus having a drying function, comprising:

a first metal piece (110) and a second metal piece (120), wherein the first metal piece (110) and the second metal piece (120) are insulated and isolated;

the first metal piece (110) and the second metal piece (120) form a first sensing unit when the first metal piece (110) and the second metal piece (120) are simultaneously contacted with clothes in a treatment chamber (300);

when the clothes are not contacted with the first metal piece (110), the first metal piece (110) is used as a first electrode plate, the processing chamber (300) is used as a second electrode plate, the first electrode plate and the first electrode plate form a second sensing unit, and the clothes in the processing chamber (300) are part of dielectric matters of the second sensing unit;

and a detection unit (400) electrically connected to the first metal member (110) and the processing chamber (300) for measuring a variation of the signal of the second sensing unit and outputting the variation to a control unit (500) of the laundry treating apparatus.

2. Laundry treatment apparatus with drying function according to claim 1, characterized in that the first metal piece (110) is a plate-like structure and the second metal piece (120) is a plate-like structure or a strip-like structure.

3. Laundry treatment apparatus with drying function according to claim 1, characterized in that it further comprises an insulating mounting frame (200), a first mounting groove (210) and a second mounting groove (220) are provided on the mounting frame (200) at intervals, the first metal piece (110) is provided in the first mounting groove (210), and the second metal piece (120) is provided in the second mounting groove (220).

4. A laundry treatment apparatus with drying function according to claim 3, characterized in that the bottoms of the first mounting groove (210) and the second mounting groove (220) are provided with a first clamping hole (21), the first metal piece (110) and the second metal piece (120) are provided with a first inserting portion (11), and the first inserting portion (11) is inserted into the first clamping hole (21).

5. The clothes treatment device with the drying function according to claim 4, wherein the first inserting portion (11) comprises an inserting piece (1) and an abutting piece (2), an avoidance opening is formed in the middle of the inserting piece (1), one edge of the abutting piece (2) is connected to one edge of the avoidance opening, and the inserting piece (1) and the abutting piece (2) are arranged in an included angle.

6. A laundry treatment apparatus with drying function according to claim 3, characterized in that the bottoms of the first mounting groove (210) and the second mounting groove (220) are provided with second clamping holes (22), the first metal piece (110) and the second metal piece (120) are provided with second inserting portions (12), and the second inserting portions (12) are inserted into the second clamping holes (22).

7. Laundry treatment apparatus with drying function according to claim 6, characterized in that the second plug-in portion (12) is a connecting piece which passes through the second clamping hole (22) and is in a bent shape.

8. Laundry treatment apparatus with drying function according to claim 7, characterized in that the end of the connecting piece is plugged with a connection terminal (130), the connection terminal (130) being used for connecting wires.

9. Laundry treatment apparatus with drying function according to any of claims 1-8, characterized in that a first protective capacitor (600) is connected in series between the first metal piece (110) and the detection unit (400).

10. Laundry treatment apparatus with drying function according to any of claims 1-8, characterized in that a second protection electricity (700) and a voltage regulator tube (800) are connected in series between the treatment chamber (300) and the detection unit (400).