CN104862929B - Opening and closing device for upper cover of washing machine and washing machine - Google Patents

Opening and closing device for upper cover of washing machine and washing machine Download PDF

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Publication number
CN104862929B
CN104862929B CN201410062453.7A CN201410062453A CN104862929B CN 104862929 B CN104862929 B CN 104862929B CN 201410062453 A CN201410062453 A CN 201410062453A CN 104862929 B CN104862929 B CN 104862929B
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CN
China
Prior art keywords
cover
telescopic
washing machine
closing
lever
Prior art date
Application number
CN201410062453.7A
Other languages
Chinese (zh)
Other versions
CN104862929A (en
Inventor
杨林
刘尊安
张开宏
纪虎
胡蓉
韩龙先
Original Assignee
青岛海尔洗衣机有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 青岛海尔洗衣机有限公司 filed Critical 青岛海尔洗衣机有限公司
Priority to CN201410062453.7A priority Critical patent/CN104862929B/en
Publication of CN104862929A publication Critical patent/CN104862929A/en
Application granted granted Critical
Publication of CN104862929B publication Critical patent/CN104862929B/en

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Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/12Casings; Tubs
    • D06F39/14Doors or covers; Securing means therefor

Abstract

the invention discloses an opening and closing device of an upper cover of a washing machine and the washing machine, which comprises a control device and a telescopic mechanism, wherein a lever is formed on the upper cover, the lever can rotate around a rotating shaft, the telescopic mechanism is connected with one end of the lever, and the telescopic mechanism can drive the lever to rotate under the control of the control device, so that the upper cover is opened and closed. The opening and closing device of the upper cover of the washing machine provided by the invention adopts a nut-screw transmission structure to realize the opening and closing of the upper cover of the washing machine, the nut-screw transmission structure can usually set a fixed transmission ratio, and the stable movement speed of the upper cover at any angle in the opening or closing process of the upper cover of the washing machine is ensured, so that the opening and closing stability and reliability of the upper cover are ensured.

Description

Opening and closing device for upper cover of washing machine and washing machine

Technical Field

the invention relates to the field of washing machines, in particular to an opening and closing device for an upper cover of a washing machine and the washing machine.

Background

The opening and closing of the upper cover of most washing machines in the market at present, in particular pulsator washing machines, requires manual operation of a user. In the common washing process, the upper cover of the washing machine is usually opened by hands, then clothes and washing liquid are added, then the upper cover is closed to start the program of the washing machine, and after washing is finished, the upper cover is opened and then the clothes are taken out.

Chinese patent document publication No. CN102720042A discloses an automatic opening mechanism for an upper cover of a washing machine, which is characterized in that: at least comprises a group of rotating shafts, a spring column, a locking contact body, a stretching motor and a check block. The automatic opening mechanism of the upper cover of the washing machine can be automatically opened without manual operation of a user after washing is finished through the stretching motor and the elastic return mechanism.

Above-mentioned patent makes the automatic of the flexible washing machine upper cover of realization of spring open after passing through motor drive pivot release spring bolt, nevertheless because this kind of automatic opening mechanism has adopted the spring to realize that the washing machine upper cover is automatic to be opened, the upper cover is opened the in-process and can be produced certain impact force, destroys the stability of the junction of upper cover and washing machine box, and above-mentioned mechanism can only realize that the washing machine upper cover is automatic to be opened the self-closing that can't realize the washing machine upper cover.

Disclosure of Invention

in order to overcome the defects of the prior art, the invention aims to provide an automatic opening and closing mechanism of an upper cover of a washing machine, which can realize automatic opening and automatic closing of the upper cover of the washing machine, and has the advantages of controllable operation speed and good stability in the opening and closing processes.

in order to achieve the purpose, the invention adopts the following technical scheme:

The opening and closing device of the upper cover of the washing machine comprises a control device and a telescopic mechanism, wherein a lever is formed on the upper cover and can rotate around a rotating shaft, the telescopic mechanism is connected with one end of the lever, and the telescopic mechanism can drive the lever to rotate under the control of the control device, so that the upper cover is opened and closed.

Further, the lever is integrated with the upper cover.

Furthermore, the telescopic mechanism is a screw rod telescopic mechanism driven by a motor, and the motor is connected with the control device.

furthermore, one end of the screw rod telescopic mechanism is rotatably arranged on the control disc seat, and the other end of the screw rod telescopic mechanism is connected with one end of the lever.

Furthermore, the telescopic mechanism comprises a screw rod and a guide cylinder, one end of the screw rod is connected with the connecting frame, and the other end of the screw rod is connected with a driving nut which is rotatably arranged in the guide cylinder; the driving nut can be driven by the motor to rotate so as to drive the screw to move relative to the guide cylinder in a telescopic way; one end of the guide cylinder is rotatably arranged on the control panel seat.

The washing machine comprises an upper cover, wherein the opening and closing device of the upper cover of the washing machine is connected to the upper cover.

Furthermore, one end of the telescopic mechanism is connected with the lever on the upper cover, and the other end of the telescopic mechanism is connected with the control panel seat.

furthermore, the telescopic mechanism is arranged on one side of the upper cover.

the invention has the beneficial effects that:

the opening and closing device of the upper cover of the washing machine provided by the invention adopts a nut-screw transmission structure to realize the opening and closing of the upper cover of the washing machine, the nut-screw transmission structure can usually set a fixed transmission ratio, and the stable movement speed of the upper cover at any angle in the opening or closing process of the upper cover of the washing machine is ensured, so that the opening and closing stability and reliability of the upper cover are ensured.

Drawings

Fig. 1 is a bottom view of an opening and closing apparatus of an upper cover of a washing machine according to an embodiment of the present invention;

Fig. 2 is a side view of an upper cover opening and closing apparatus of a washing machine according to an embodiment of the present invention.

In the figure:

1. A guide cylinder; 2. a speed reduction mechanism; 3. a screw; 31. a connecting frame; 311. a rotating shaft; 4. a motor; 6. an upper cover; 61. and (4) a bracket.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Example one

As shown in fig. 1 and 2, the automatic opening and closing device for the upper cover of the washing machine provided in the present embodiment is a bottom view mechanism and a side view structure, and discloses an opening and closing device for an upper cover of a washing machine, which comprises a control device and a telescopic mechanism. A lever is formed on the upper cover 6, the lever and the upper cover 6 are integrated into a whole, the lever can rotate around a rotating shaft 311, the telescopic mechanism is connected with one end of the lever, and the telescopic mechanism can drive the lever to rotate under the control of the control device, so that the upper cover 6 is opened and closed. The telescopic mechanism is a screw rod telescopic mechanism driven by a motor, the motor 4 is connected with the control device, one end of the screw rod telescopic mechanism is rotatably arranged on the control disk seat, and the other end of the screw rod telescopic mechanism is connected with one end of the lever.

the preferred control device is a computer board, and the computer board can receive a control key instruction from the control panel, or automatically control the motor of the telescopic mechanism to rotate forward or reversely according to a preset washing program, for example, after a preset time is finished after the washing program is finished or after the washing program is started, so as to drive the screw of the telescopic mechanism to stretch, thereby realizing the automatic opening or closing of the upper cover of the washing machine.

further, the lever in this embodiment includes three parts, namely a bracket 61, a connecting frame 31 and a rotating shaft 311, the bracket 61 and the connecting frame 31 are rotatably connected together through the rotating shaft 311, the bracket 61 is connected with the upper cover 6, and the connecting frame 31 is connected with the screw rod telescopic mechanism. In the practical application process, the lever is not limited to the three components, and levers with other structural forms are within the protection range as long as the functions can be realized.

The screw rod telescopic mechanism in the embodiment comprises a screw rod 3 and a guide cylinder 1, wherein one end of the guide cylinder 1 is rotatably arranged on the control panel seat, the other end of the guide cylinder 1 is internally connected with the screw rod 3, one end of the screw rod 3 is connected with the connecting frame 31, and the other end of the screw rod 3 is connected with a driving nut which is rotatably arranged in the guide cylinder 1; the driving nut can be driven by the motor 4 to rotate so as to drive the screw rod 3 to move telescopically relative to the guide cylinder 1. Preferably, the output shaft of the motor is connected with the driving nut through a speed reducing mechanism 2 to drive the driving nut to rotate.

The preferred embodiment of the speed reducing mechanism 2 is that a worm gear structure is arranged outside the driving nut, and a worm is arranged on an output shaft of the motor 4 and matched with the worm gear on the periphery of the driving nut, so as to drive the driving nut to rotate. The driving nut is internally provided with internal threads matched with the screw rod 3, is rotatably arranged in the guide cylinder 1 and cannot move relative to the guide cylinder 1, and the internal threads inside the driving nut drive the screw rod 3 to do telescopic motion in the rotating process.

Another preferred embodiment of the speed reducing mechanism 2 is that an external gear is arranged outside the driving nut, an output gear is arranged on an output shaft of the motor 4, the output gear is meshed with the external gear to drive the driving nut to rotate, an internal thread matched with the screw rod 3 is arranged inside the driving nut, and the internal thread inside the driving nut drives the screw rod 3 to do telescopic motion in the rotating process.

The specific working process of the automatic opening and closing mechanism for the upper cover of the washing machine in the embodiment is as follows: the control device controls the motor 4 to be started, the motor 4 transmits power to the driving nut of the speed reducing mechanism through the output shaft, the driving nut rotates to drive the screw rod 3 to perform telescopic motion in the guide cylinder 1, and the telescopic motion of the screw rod 3 drives the lever to rotate to open and close the upper cover 6.

The opening and closing device of the upper cover of the washing machine disclosed by the embodiment adopts the nut-screw transmission structure to realize the opening and closing of the upper cover of the washing machine, the nut-screw transmission structure can usually set a fixed transmission ratio, and the stable movement speed of the upper cover at any angle in the opening or closing process of the upper cover of the washing machine is ensured, so that the opening and closing stability and reliability of the upper cover are ensured.

example two

the embodiment discloses a washing machine, which comprises an upper cover 6, wherein the upper cover 6 is connected with an opening and closing device of the upper cover of the washing machine in the first embodiment. The washing machine is characterized by further comprising a control panel seat, the upper cover 6 is rotatably arranged on the control panel seat, one end of the telescopic mechanism is connected with one end of a lever on the upper cover 6, and the other end of the telescopic mechanism is rotatably connected with the control panel seat, wherein the telescopic mechanism is arranged in the control panel seat and located on one side of the upper cover, and the telescopic mechanism is shielded by the control panel seat, so that the telescopic mechanism cannot be seen outside the washing machine.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims (5)

1. An opening and closing device of an upper cover of a washing machine comprises a control device and a telescopic mechanism, wherein a lever is formed on the upper cover (6), the lever can rotate around a rotating shaft (311), and the telescopic mechanism is connected with one end of the lever, and is characterized in that: the telescopic mechanism can drive the lever to rotate under the control of the control device, so that the upper cover (6) is opened and closed;
The control device controls the telescopic mechanism to stretch and retract after preset time after the washing program is finished according to a preset washing program, so that the upper cover (6) of the washing machine is automatically opened;
The control device controls the telescopic mechanism to stretch and retract after the washing program is started according to the preset washing program, so that the upper cover (6) of the washing machine is automatically closed;
The telescopic mechanism is a screw rod telescopic mechanism driven by a motor, and the motor is connected with the control device;
One end of the screw rod telescopic mechanism is rotatably arranged on the control disc seat, and the other end of the screw rod telescopic mechanism is connected with one end of the lever;
the telescopic mechanism comprises a screw rod (3) and a guide cylinder (1), one end of the screw rod (3) is connected with the connecting frame (31), and the other end of the screw rod (3) is connected with a driving nut which is rotatably arranged in the guide cylinder (1);
The driving nut can be driven by the motor to rotate so as to drive the screw rod (3) to move telescopically relative to the guide cylinder (1);
One end of the guide cylinder (1) is rotatably arranged on the control panel seat.
2. The opening and closing device of the upper cover of the washing machine according to claim 1, wherein: the lever is integrated with the upper cover (6).
3. A washing machine comprising an upper cover (6), characterized in that an opening and closing device of the upper cover of the washing machine according to any one of claims 1-2 is connected to the upper cover (6).
4. A washing machine as claimed in claim 3, wherein:
The telescopic mechanism is characterized by further comprising a control disc seat, the upper cover (6) is rotatably arranged on the control disc seat, one end of the telescopic mechanism is connected with the lever on the upper cover, and the other end of the telescopic mechanism is connected with the control disc seat.
5. The washing machine as claimed in claim 4, wherein:
The telescopic mechanism is arranged on one side of the upper cover.
CN201410062453.7A 2014-02-24 2014-02-24 Opening and closing device for upper cover of washing machine and washing machine CN104862929B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410062453.7A CN104862929B (en) 2014-02-24 2014-02-24 Opening and closing device for upper cover of washing machine and washing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410062453.7A CN104862929B (en) 2014-02-24 2014-02-24 Opening and closing device for upper cover of washing machine and washing machine

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CN104862929A CN104862929A (en) 2015-08-26
CN104862929B true CN104862929B (en) 2019-12-13

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106245275B (en) * 2016-08-31 2019-05-21 无锡小天鹅股份有限公司 Device for clothing processing
CN106283521B (en) * 2016-08-31 2019-05-21 无锡小天鹅股份有限公司 Device for clothing processing
CN106868807A (en) * 2017-03-01 2017-06-20 青岛海尔滚筒洗衣机有限公司 A kind of roller washing machine
CN109208274B (en) * 2017-06-29 2021-01-01 青岛海高设计制造有限公司 Washing machine
CN108974735A (en) * 2018-07-20 2018-12-11 湖南瑭桥科技发展有限公司 An a kind of two-shipper solid Biohazard Waste Disposal of oil cylinder synchronous operation

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1106482A (en) * 1993-09-21 1995-08-09 三星电子株式会社 Device for opening and closing a door of wasching machine
CN201268276Y (en) * 2008-05-30 2009-07-08 沈力 Electric turning transmission mechanism of vehicle mounted liquid crystal display

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103361931B (en) * 2012-04-01 2017-01-25 博西华电器(江苏)有限公司 Washing machine and control method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1106482A (en) * 1993-09-21 1995-08-09 三星电子株式会社 Device for opening and closing a door of wasching machine
CN201268276Y (en) * 2008-05-30 2009-07-08 沈力 Electric turning transmission mechanism of vehicle mounted liquid crystal display

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TA01 Transfer of patent application right

Effective date of registration: 20160614

Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China

Applicant after: Qingdao Haier Washing Machine Co., Ltd.

Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China

Applicant before: haier group corporation

Applicant before: Qingdao Haier Washing Machine Co., Ltd.

Effective date of registration: 20160614

Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China

Applicant after: Qingdao Haier Washing Machine Co., Ltd.

Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China

Applicant before: haier group corporation

Applicant before: Qingdao Haier Washing Machine Co., Ltd.

C41 Transfer of patent application or patent right or utility model
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