WO2015172635A1

WO2015172635A1 - Pulsator washing machine

Info

Publication number: WO2015172635A1
Application number: PCT/CN2015/077553
Authority: WO
Inventors: 王立东; 班永; 周椿浩
Original assignee: 无锡小天鹅股份有限公司
Priority date: 2014-05-16
Filing date: 2015-04-27
Publication date: 2015-11-19

Abstract

Provided is a pulsator washing machine (1), said pulsator washing machine (1) comprising: a housing (100); a drum (200), mounted in said housing (100) by means of a suspension rod assembly (300); a photoelectric sensing unit (400), disposed on said suspension rod assembly (300) to detect the amount the spring (310) extends; a controller (500), connected to said photoelectric sensing unit (400) and determining, according to the detected value of the amount said photoelectric sensing unit (400) extends, the weight of the garments in said drum (200).

Description

Washing machine

Technical field

The present invention relates to the field of electrical appliance manufacturing technology, and in particular to a pulsator washing machine.

Background technique

The washing machine with automatic weighing function in the related art has limited weighing capacity and low precision, and the amount of washing water, the washing time, the detergent dosage and the laundry are not corresponding, and the washing water is too much or too little, which will affect the clothes. The washing effect, the clothes are not cleaned or the detergent residue frequently occurs, and excessive water inflow may cause waste of water and electricity resources.

Summary of the invention

The present invention is directed to solving the pulsator washing machine of one of the above technical problems in the related art at least to some extent. Therefore, an object of the present invention is to provide a pulsator washing machine capable of accurately weighing the amount of laundry, having the advantages of good washing effect, resource saving, environmental protection and the like.

In order to achieve the above object, a pulsator washing machine is provided according to an embodiment of the present invention, the pulsator washing machine comprising: a box body; a boom assembly, the boom assembly comprising a spring; a cylinder body, the cylinder body passing the suspension rod The assembly is mounted in the casing, the boom assembly includes a spring, a photoelectric sensing unit, the photoelectric sensing unit is disposed on the boom assembly to detect an amount of expansion and contraction of the spring, and a controller, the control The device is connected to the photoelectric sensing unit and determines the weight and/or displacement of the cylinder according to the detected value of the expansion and contraction amount of the photoelectric sensing unit.

According to the pulsator washing machine of the embodiment of the invention, the photoelectric sensing unit detects the amount of expansion and contraction of the spring on the boom assembly, and the weight and/or displacement of the cylinder can be obtained according to the amount of expansion and contraction of the spring, and on the other hand, the cylinder can be accurately calculated. The weight of the laundry, and then the amount of washing water, washing time, detergent dosage, etc. in the washing process can be adjusted according to the weight of the laundry; on the other hand, the washing machine is further controlled by obtaining basic data such as the weight and/or displacement of the cylinder. The vibration offset can make the washing machine run more stably and smoothly. This not only improves the washing effect, but also avoids waste of hydropower resources and is more environmentally friendly.

Further, the pulsator washing machine according to the above embodiment of the present invention may further have the following additional technical features:

According to an embodiment of the invention, the photoelectric sensing unit comprises: a transmitting receiving area disposed adjacent to one end of the spring and relatively stationary with respect to one end of the spring; a reflective area adjacent to the reflective area The other end of the spring is disposed and stationary relative to the other end of the spring, the reflective region reflects a spectral signal emitted by the transmit receive region back to the transmit receive region, the transmit receive region receiving a reflected spectral signal And converting into an electrical signal, the controller determines the weight of the laundry in the cylinder according to the electrical signal converted by the transmitting receiving area. Thereby, the photoelectric sensing unit can accurately detect the amount of spring expansion and contraction.

According to an embodiment of the invention, the transmitting and receiving area comprises a transmitting part and a receiving part, the reflective area reflects a spectral signal emitted by the emitting part to the receiving part, and the receiving part receives the reflected spectral signal And converted into electrical signals. This enables the transmission and reception of spectral signals to be transmitted and received and the conversion of spectral signals.

According to an embodiment of the invention, the transmitting member and the receiving member are disposed adjacent to a lower end of the spring and relatively stationary with respect to a lower end of the spring, the reflective region being disposed adjacent to an upper end of the spring and opposite to the spring The upper end is relatively stationary.

According to an embodiment of the present invention, the boom assembly further includes: a spring sleeve, an upper end of the spring sleeve is mounted on the box; a boom, a lower end of the boom is hinged to the barrel The upper end and the upper end extend into the spring sleeve, the upper end of the boom is provided with a moving card, and the inner bottom surface of the spring sleeve is provided with a fixed card, and the spring is located in the spring sleeve and sleeved in The upper end of the spring abuts against the moving card and the lower end abuts the fixed card, the reflective area is disposed on the moving card, and the transmitting part and the receiving part are disposed On the fixed card. Thereby, the reflection area and the emission receiving area can be made to be stationary with respect to both ends of the spring, respectively.

According to an embodiment of the invention, the transmitting member and the receiving member are spaced apart on the fixed card. Thereby, the reflective region can be facilitated to reflect the spectral signal emitted by the emitter to the receiving member.

According to an embodiment of the invention, the boom assembly is a plurality, and a plurality of spring sleeves of the boom assembly are respectively installed at a box corner of an upper portion of the box, and a plurality of the boom assemblies are The booms are hinged to the lower portion of the cylinder at equal intervals along the circumference of the cylinder. This can improve the stability of the cylinder.

According to an embodiment of the invention, the controller is a computer board provided on the cabinet. This allows the controller to be integrated on the computer board.

According to an embodiment of the present invention, the casing includes: a base portion; a casing portion, the casing portion is mounted on the base portion; the table portion is mounted, and the table portion is mounted The clothing pick-and-place port and the box cover are mounted on the table portion in the case portion mounting. This makes it possible to facilitate the maintenance of the installation of the pulsator washing machine.

DRAWINGS

1 is a schematic structural view of a pulsator washing machine in accordance with an embodiment of the present invention.

2 is a partial structural schematic view of a pulsator washing machine in accordance with an embodiment of the present invention.

3 is a schematic structural view of a photoelectric sensing unit of a pulsator washing machine in accordance with an embodiment of the present invention.

Reference numerals: pulsator washing machine 1, box 100, clothes pick-and-place port 110, cylinder 200, boom assembly 300, spring 310, spring sleeve 320, boom 330, moving card 331, fixed card 332, photoelectric transmission The sensing unit 400, the transmitting and receiving area 410, the transmitting member 411, the receiving member 412, the reflective area 420, and the controller 500.

detailed description

The embodiments of the present invention are described in detail below, and the examples of the embodiments are illustrated in the drawings, wherein the same or similar reference numerals are used to refer to the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the drawings are intended to be illustrative of the invention and are not to be construed as limiting.

A pulsator washing machine 1 according to an embodiment of the present invention will be described below with reference to the drawings.

As shown in FIGS. 1 to 3, a pulsator washing machine 1 according to an embodiment of the present invention includes a case 100, a barrel 200, a boom assembly 300, a photoelectric sensing unit 400, and a controller 500.

The upper surface of the case 100 is provided with a clothes pick-and-place port 110 and a cover for opening and closing the clothes pick-and-place port 110 (up and down directions are indicated by arrows A in FIGS. 1-3, wherein the cover is not shown) . The barrel 200 is mounted in the case 100 by up and down and horizontally by the boom assembly 300, and the boom assembly 300 includes a spring 310. The photoelectric sensing unit 400 is provided on the boom assembly 300 to detect the amount of expansion and contraction of the spring 310. The controller 500 is connected to the photo-sensing unit 400, and the controller 500 determines the weight and/or displacement of the cylinder 200 based on the detected value of the expansion and contraction amount of the photo-sensing unit 400. It should be noted that the "photoelectric sensing unit" herein is a pure photoelectric sensing element, for example, including a transmitting and receiving area, a reflective area; or includes a transmitting member, a receiving member and a reflective region; that is, in the embodiment of the present invention In the case, the "photoelectric sensing unit" does not have a spring body or a member like a spring body. In essence, the "photoelectric sensing unit 400" in the present invention together with the spring 310 constitutes a photosensor.

The weighing process of the pulsator washing machine 1 according to an embodiment of the present invention will be described below. After the pulsator washing machine 1 is turned on, the laundry to be washed is placed in the cylinder 200. At this time, the cylinder 200 is sunk due to the gravity of the laundry, and the spring 310 in the boom assembly 300 is stretched. The photoelectric sensor unit 400 detects the amount of expansion and contraction of the spring 310 and transmits the detection result to the controller 500. The controller 500 determines the weight of the laundry according to the amount of expansion and contraction of the spring 310, so that the amount of washing water, washing time, The amount of detergent applied corresponds to the laundry.

Specifically, the pulsator washing machine 1 according to the embodiment of the present invention detects the amount of expansion and contraction of the spring 310 on the boom assembly 300 by using the photoelectric sensing unit 400 by providing the photoelectric sensing unit 400 on the boom assembly 300. The amount of expansion and contraction of 310 gives the weight and/or displacement of the cylinder. On the one hand, the weight of the laundry placed in the cylinder can be further accurately calculated, and the amount of washing water, washing time and detergent in the washing process can be adjusted according to the weight of the laundry. On the other hand, by further obtaining the basic data of the weight and/or displacement of the cylinder, the program further adjusts the vibration offset of the washing machine to make the washing machine run more stably and smoothly. This not only improves the washing effect, but also avoids waste of hydropower resources and is more environmentally friendly. Therefore, the pulsator washing machine 1 according to the embodiment of the present invention can accurately weigh the amount of laundry, and has the advantages of good washing effect, resource saving, environmental protection and the like.

A pulsator washing machine 1 according to an embodiment of the present invention will now be described with reference to the accompanying drawings.

In some embodiments of the present invention, as shown in FIGS. 1-3, a pulsator washing machine 1 according to an embodiment of the present invention includes a case 100, a barrel 200, a boom assembly 300, a photoelectric sensing unit 400, and a control 500. The photoelectric sensing unit 400 is provided on the boom assembly 300, and a photoelectric sensing unit 400 is disposed on the boom assembly 300. For an example, describe it. It should be noted that the "photoelectric sensing unit" herein is a pure photoelectric sensing element, for example, including a transmitting and receiving area, a reflective area; or includes a transmitting member, a receiving member and a reflective region; that is, in the embodiment of the present invention In the case, the "photoelectric sensing unit" does not have a spring body or a member like a spring body. In essence, the "photoelectric sensing unit 400" in the present invention together with the boom spring 310 constitutes a photosensor.

Photoelectric sensing unit 400 includes a transmit receive region 410 and a reflective region 420. The transmit receive area 410 is disposed adjacent one end of the spring 310 and is relatively stationary relative to one end of the spring 310. The reflective region 420 is disposed adjacent the other end of the spring 310 and is stationary relative to the other end of the spring 310.

The transmit receive area 410 emits a spectral signal, and the reflective area 420 reflects the spectral signal transmitted by the transmit receive area 410 back to the transmit receive area 410. The transmit receive area 410 receives the reflected spectral signal and converts it into an electrical signal for transmission to the controller 500. 500 determines the weight of the laundry in the cylinder 200 based on the electrical signal converted by the transmitting receiving area 410.

When the amount of expansion and contraction of the spring 310 changes, since the one end of the radiation receiving receiving area 410 is stationary with respect to the end of the spring 310 and the other end of the reflecting area 420 is stationary with respect to the spring 310, the relative distance between the transmitting and receiving area 410 and the reflecting area 420 changes, according to the transmitting and receiving. The change in the relative distance between the region 410 and the reflective region 420 can detect the amount of expansion and contraction of the spring 310. Thereby, accurate detection of the amount of expansion and contraction of the spring 310 by the photo-sensing unit 400 can be achieved.

Specifically, as shown in FIG. 2 and FIG. 3, the transmitting and receiving area 410 includes a transmitting member 411 and a receiving member 412. The transmitting member 411 emits a spectral signal, and the reflective portion 420 reflects the spectral signal emitted by the transmitting member 411 to the receiving member 412. The receiving component 412 receives the reflected spectral signal and converts it into an electrical signal for transmission to the controller 500, enabling the transmitting and receiving region 410 to transmit and receive spectral signals and to convert the spectral signals.

Optionally, the emitter 411 and the receiver 412 are disposed adjacent the lower end of the spring 310 and are relatively stationary relative to the lower end of the spring 310, the reflective region 420 being disposed adjacent the upper end of the spring 310 and relatively stationary relative to the upper end of the spring 310.

In some specific examples of the invention, as shown in FIG. 2, the boom assembly 300 includes a spring 310, a spring sleeve 320, and a boom 330.

The upper end of the spring sleeve 320 is mounted on the case 100. The lower end of the boom 330 is hinged to the cylinder 200, and the upper end of the boom 330 extends into the spring sleeve 320. The upper end of the boom 330 is provided with a moving card 331, and the inner bottom surface of the spring sleeve 320 is provided with a fixed card 332. For example, a hole may be separately formed in the bottom of the spring sleeve 320 and the fixed card 332, and the hanger 330 passes through the two holes, so that the moving card 331 is stationary with respect to the boom 330 and the boom 330 is movable relative to the fixed card 332.

The spring 310 is located in the spring sleeve 320 and is sleeved on the boom 330. The upper end of the spring 310 abuts against the moving card 331 and the lower end abuts against the fixed card 332. The reflection area 420 is provided on the lower surface of the moving card 331, and the transmitting member 411 and the receiving member 412 are provided on the upper surface of the fixed card 332.

After the laundry is placed in the tubular body 200, the tubular body 200 and the boom 330 are moved downward, and the moving card 331 in the boom assembly 300 is moved downward with the boom 330, and the reflective area 420 of the photoelectric sensing unit 400 is also followed. Falling, but the spring sleeve 320 of the boom assembly 300 does not move, the transmitting and receiving area 410 of the photoelectric sensing unit 400 does not move, at this time, the photoelectric sensing unit 400 The distance between the transmitting receiving area 410 and the reflecting area 420 is changed, and the distance between the reflecting area 420 and the transmitting receiving area 410 is changed, so that the weight of the laundry can be calculated.

Thereby, the reflection region 420 can be stationary with respect to the upper end of the spring 310 and the emission receiving region 410 is stationary with respect to the lower end of the spring 310, thereby realizing the detection of the amount of expansion and contraction of the spring 310 by the photoelectric sensing unit 400.

Alternatively, the transmitting member 411 and the receiving member 412 are spaced apart on the upper surface of the fixed card 332. Thereby, the reflective region 420 can be facilitated to reflect the spectral signal emitted by the emitter 411 to the receiving member 412.

As shown in FIG. 1, the boom assembly 300 is plural, and the spring sleeves 320 of the plurality of boom assemblies 300 are respectively installed at the box corners of the upper portion of the box 100, and the booms 330 of the plurality of boom assemblies 300 are along the barrel. The circumferential direction of the body 200 is hinged at a lower portion of the cylinder 200 at equal intervals.

For example, the boom assembly 300 is four, the box 100 is in the shape of a rectangular parallelepiped, and the spring sleeves 320 of the four boom assemblies 300 are respectively mounted at four box corners of the upper portion of the box 100, and the four boom assemblies 300 are The booms 330 are hinged to the lower portion of the cylinder 200 at equal intervals in the circumferential direction of the cylinder 200. This can improve the stability of the cylinder 200.

Wherein, at least one of the plurality of boom assemblies 300 is provided with the photoelectric sensing unit 400, and the photoelectric sensing unit 400 may be disposed on each of the boom assemblies 300, and may also be disposed on one boom assembly 300. Photoelectric sensing unit 400.

In some embodiments of the present invention, as shown in FIG. 1, the controller 500 is a computer board disposed on the cabinet 100. Thereby, the controller 500 can be integrated on the computer board, so that the structure of the pulsator washing machine 1 is simpler and the control is more convenient.

Advantageously, the case 100 comprises a base portion, a box portion and a table portion. The box portion is mounted on the base portion. The table portion is mounted on the box portion, and the clothes pick-and-place port 110 and the box cover are mounted on the table portion. This makes it possible to facilitate the maintenance of the installation of the pulsator washing machine 1.

Other configurations and operations of the pulsator washing machine 1 according to an embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Orientation or position of indications such as "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc. The relationship is based on the orientation or positional relationship shown in the drawings, and is merely for the convenience of the description of the invention and the simplification of the description, and does not indicate or imply that the device or component referred to has a specific orientation, is constructed and operated in a specific orientation, and thus It is not to be understood as limiting the invention.

Moreover, the terms "first" and "second" 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, features defining "first" and "second" may include one or more of the features either explicitly or implicitly. In the description of the present invention, the meaning of "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.

In the present invention, the terms "installation", "connected", "connected", "fixed" unless otherwise specifically defined and defined. The terms should be understood in a broad sense. For example, they may be fixed connections, detachable connections, or integrated; they may be mechanical or electrical; they may be directly connected or indirectly connected through an intermediate medium. It is the internal communication of two components or the interaction of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

In the present invention, the first feature "on" or "under" the second feature may include direct contact of the first and second features, and may also include first and second features, unless otherwise specifically defined and defined. It is not in direct contact but through additional features between them. Moreover, the first feature "above", "above" and "above" the second feature includes the first feature directly above and above the second feature, or merely indicating that the first feature level is higher than the second feature. The first feature "below", "below" and "below" the second feature includes the first feature directly below and below the second feature, or merely the first feature level being less than the second feature.

In the description of the present specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" and the like means a specific feature described in connection with the embodiment or example. A structure, material or feature is included in at least one embodiment or example of the invention. In the present specification, the schematic representation of the above terms is not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. Further, various embodiments or examples described in this specification can be joined and combined by those skilled in the art.

Although the embodiments of the present invention have been shown and described, it is understood that the above-described embodiments are illustrative and are not to be construed as limiting the scope of the invention. The embodiments are subject to variations, modifications, substitutions and variations.

Claims

A pulsator washing machine, comprising:

Box

a boom assembly, the boom assembly including a spring;

a cylinder, the cylinder being mounted in the casing by a boom assembly;

a photoelectric sensing unit, the photoelectric sensing unit is disposed on the boom assembly to detect an amount of expansion and contraction of the spring;

And a controller connected to the photoelectric sensing unit and determining the weight and/or displacement of the cylinder according to the detected value of the expansion and contraction amount of the photoelectric sensing unit.
The pulsator washing machine according to claim 1, wherein the photoelectric sensing unit comprises:

Transmitting a receiving area, the transmitting receiving area being disposed adjacent to one end of the spring and stationary with respect to one end of the spring;

a reflective region disposed adjacent the other end of the spring and relatively stationary relative to the other end of the spring, the reflective region reflecting a spectral signal emitted by the transmit receive region back to the transmit receive region, The transmitting receiving area receives the reflected spectral signal and converts it into an electrical signal, and the controller determines the weight of the laundry in the cylinder according to the electrical signal converted by the transmitting receiving area.
A pulsator washing machine according to claim 2, wherein said transmitting and receiving area comprises a transmitting member and a receiving member, said reflective region reflecting a spectral signal emitted by said transmitting member to said receiving member, said receiving The piece receives the reflected spectral signal and converts it into an electrical signal.
A pulsator washing machine according to claim 3, wherein said transmitting member and said receiving member are disposed adjacent to a lower end of said spring and relatively stationary with respect to a lower end of said spring, said reflecting portion being adjacent to said spring The upper end is disposed and relatively stationary with respect to the upper end of the spring.
The pulsator washing machine according to claim 4, wherein the boom assembly further comprises:

a spring sleeve, the upper end of the spring sleeve is mounted on the box;

a boom, the lower end of the boom is hinged on the cylinder body and the upper end extends into the spring sleeve, the upper end of the boom is provided with a moving card and the inner bottom surface of the spring sleeve is provided with a fixed card The spring is located in the spring sleeve and is sleeved on the boom. The upper end of the spring abuts against the moving card and the lower end abuts on the fixed card. The reflective area is located at the The moving card is described and the transmitting member and the receiving member are disposed on the fixed card.
A pulsator washing machine according to claim 5, wherein said transmitting member and said receiving member are spaced apart from each other on said fixed card.
The pulsator washing machine according to claim 5, wherein the boom assembly is a plurality of, and the spring sleeves of the plurality of boom assemblies are respectively installed at a box corner of the upper portion of the box, The booms of the boom assemblies are hinged at a lower portion of the cylinder along the circumferential direction of the cylinder.
A pulsator washing machine according to claim 1, wherein said controller is a computer board provided on said casing.
A pulsator washing machine according to any one of claims 1-8, wherein the case comprises:

Mounting the base;

The box body is mounted, and the box portion is mounted on the base portion;

The table portion is mounted on the box portion, and the clothes pick-and-place port and the box cover are mounted on the table portion.