WO2015123933A1 - 一种洗衣机上盖的开合机构及洗衣机 - Google Patents

一种洗衣机上盖的开合机构及洗衣机 Download PDF

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Publication number
WO2015123933A1
WO2015123933A1 PCT/CN2014/078758 CN2014078758W WO2015123933A1 WO 2015123933 A1 WO2015123933 A1 WO 2015123933A1 CN 2014078758 W CN2014078758 W CN 2014078758W WO 2015123933 A1 WO2015123933 A1 WO 2015123933A1
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WO
WIPO (PCT)
Prior art keywords
washing machine
upper cover
opening
gear
control
Prior art date
Application number
PCT/CN2014/078758
Other languages
English (en)
French (fr)
Inventor
杨林
刘尊安
张开宏
纪虎
胡蓉
韩龙先
Original Assignee
海尔集团公司
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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Application filed by 海尔集团公司, 青岛海尔洗衣机有限公司 filed Critical 海尔集团公司
Publication of WO2015123933A1 publication Critical patent/WO2015123933A1/zh

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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

Definitions

  • the invention relates to the field of washing machines, in particular to an opening and closing mechanism of a washing machine upper cover and a washing machine.
  • washing machines currently on the market especially pulsator washing machines, require the user to manually open and close the lid.
  • the upper cover of the washing machine is usually opened by hand, then the clothes and the washing liquid are added, and then the upper cover is closed to start the washing machine program. After washing, the upper cover is opened and the clothes are taken out.
  • the clothes are decented during dehydration, it is necessary to open and close the upper cover of the washing machine for adjustment.
  • Cipheral Patent Publication No. CN1158923A discloses a novel device for providing a washing machine, comprising: a door for opening and closing a washing tub of a washing machine, a sensor for determining an open state of the door, a sensor for determining a closed state of the door, and a supply for opening and closing the door.
  • a powered motor that generates a door open/close command that is triggered by an external key operation. Closed, but since the application of the application is that the motor directly drives the rotation of the door, when the washing machine is powered off, when the upper cover is manually opened, the motor is inevitably driven to rotate, which is not only laborious, but also difficult to open the upper cover, and It is easy to cause the motor to be destroyed.
  • the technical problem to be solved by the present invention is to provide a opening and closing mechanism for the upper cover of the washing machine, which is not only simple and compact in structure, but also has high stability in opening and closing operations, and can Effectively avoid the defect that the upper cover is difficult to open when the washing machine is powered off.
  • the opening and closing mechanism of the upper cover of the washing machine comprises a control device, a driving device and a speed reducing device, wherein the upper cover can be opened or closed by the output end of the speed reducing device, and the input end of the speed reducing device is connected to the driving device And a clutch device, wherein the clutch device and the driving device are both connected to the control device, the clutch device cooperates with the speed reducing device and the driving device, and is engaged or broken under the control of the control device Opening a transmission path between the driving device and the upper cover.
  • the speed reduction device is a reduction gear set or a planetary gear mechanism.
  • the reduction gear unit is a reduction gear set including at least one input gear and one output gear.
  • the speed reducing device further includes an intermediate gear provided between the input gear and the output gear.
  • the clutch device may disconnect the output shaft of the driving device from the decelerating device or disconnect the input gear from the intermediate gear or the output gear.
  • the clutch device includes an electromagnetic seat and a spring; the input gear is slidably disposed on an output shaft of the driving device; the spring is sleeved on an output shaft of the driving device, and the input The gear is matched; the electromagnetic seat can attract the input gear to slide along the output shaft of the driving device under the control of the control device; the electromagnetic seat cooperates with the spring to act on the input gear to realize The input gear meshes or separates from the intermediate gear or the output gear.
  • the clutch device includes a spline sleeve, an electromagnetic seat and a spring; an output shaft of the driving device or an output shaft of the decelerating device is composed of two broken portions, and both portions are provided with external splines And being connected by a spline sleeve; the electromagnetic seat attracts the sliding sleeve sliding movement under the control of the control device; the electromagnetic seat cooperates with the spring to act on the spline sleeve to engage or The power transmission between the two parts is broken.
  • a washing machine comprises an upper cover and a control disc holder, and the control disc holder is provided with an opening and closing mechanism of the above-mentioned washing machine upper cover.
  • the driving device and the speed reducing device are disposed at a middle or one side of a rear end of the control panel.
  • the control panel is provided with a travel switch connected to the control device, and the travel switch is configured to detect an open/close state of the upper cover.
  • the driving device is disposed at a middle of the rear end of the control panel and located inside the control panel, the driving device is connected to the upper cover by a first hinge, and the second hinge and the control socket Connected.
  • the opening and closing mechanism provided by the invention provides a clutch device between the motor and the speed reducing device.
  • the clutch device separates the motor from the speed reducing device, avoiding the rotation of the motor when manually opening the upper cover, which is convenient and convenient, and does not Causes the motor to rotate or destroy abnormally.
  • the opening and closing mechanism provided by the invention has the characteristics of small occupied space, compact structure, high stability of opening and closing the upper cover.
  • Figure 1 is a front elevational view showing the opening and closing mechanism of the upper cover of the washing machine according to the second embodiment of the present invention
  • FIG. 2 is a side view of the opening and closing mechanism of the upper cover of the washing machine according to the second embodiment of the present invention
  • Figure 3 is a front elevational view showing the opening and closing mechanism of the upper cover of the washing machine according to the second embodiment of the present invention
  • Figure 4 is a front elevational view showing the opening and closing mechanism of the upper cover of the washing machine according to the third embodiment of the present invention.
  • Figure 5 is a bottom plan view of a portion of the washing machine in accordance with a fourth embodiment of the present invention.
  • Figure 6 is a cross-sectional view taken along line A-A of the washing machine of Figure 5;
  • FIG. 7 is a perspective view showing a partial structure of a washing machine according to a fourth embodiment of the present invention.
  • FIG. 8 is a schematic view showing a partial installation structure of a washing machine according to Embodiment 4 of the present invention.
  • FIG. 9 is a schematic view showing a partial installation structure of a washing machine according to a fourth embodiment of the present invention.
  • the embodiment provides a mechanism for opening and closing the upper cover of the washing machine, comprising a control device, a driving device and a speed reducing device.
  • the upper cover can be opened or closed by the output shaft of the speed reducing device, and the input end of the speed reducing device Connected to the drive device.
  • the opening and closing mechanism of the upper cover of the washing machine in this embodiment further includes a clutch device, and the clutch device and the driving device are both connected to the control device, and the clutch device is coupled with the speed reducing device and the driving device Cooperating, the transmission path between the driving device and the upper cover is engaged or disconnected under the control of the control device.
  • control device is a computer board
  • driving device is preferably a motor
  • the motor Under the control of the computer board, the motor is opened and closed by rotating the upper cover by forward and reverse rotation, and the clutch device can be controlled by the computer board. Engage or disconnect the transmission path between the driving device and the upper cover, so that the upper cover can be opened and closed by the motor, and can be disengaged from the motor in the power-off state, thereby achieving manual opening and closing.
  • the clutch device in this embodiment can control the output shaft connection and disconnection of the reduction gear device under the control of the control device. Since the speed reducing device is respectively connected to the upper cover and the driving device, power is transmitted between the upper cover and the driving device, so the clutch device controls the driving device and the motor by controlling the output shaft of the speed reducing device to be connected and disconnected. The transmission path between the upper covers is turned on and off.
  • the clutch device in this embodiment can control the connection and disconnection between the components in the deceleration device under the control of the control device, since the deceleration device is respectively associated with the upper cover and the driving device Connecting, transmitting power between the upper cover and the driving device, so that when the clutch device controls the connection of the components in the reduction gear, the transmission path is communicated; the clutch device controls the components in the reduction device to be disconnected When the drive path is broken.
  • Embodiment 2 is a preferred embodiment of Embodiment 1.
  • the opening and closing mechanism of the upper cover of the washing machine includes a control device, a driving device 3, and a speed reducing device.
  • the upper cover can be driven by the output shaft 21 of the speed reducing device. Opened or closed, the input end of the reduction gear is connected to the driving device 3, and further includes a clutch device.
  • the clutch device and the driving device 3 are both connected to the control device, the clutch device cooperates with the speed reducing device and the driving device 3, and the driving is engaged when energized under the control of the control device
  • the transmission path between the device 3 and the upper cover disconnects the transmission path between the driving device 3 and the upper cover 1 after the power is turned off.
  • the reduction gear set in the embodiment includes only one input gear and one output gear .
  • the clutch device may be an electromagnetic clutch device, a mechanical clutch device or other form of clutch device.
  • the clutch device in the embodiment includes an electromagnetic seat 41 and a spring 42; the input gear 23 is slidably disposed on the drive The spring 42 of the output shaft 22 of the device 3 is sleeved on the output shaft 22 of the driving device 3 to cooperate with the input gear 23; the electromagnetic seat 41 can attract the input gear 23 along the driving The output shaft 22 of the device 3 slides; the electromagnetic seat 41 cooperates with the spring 42 to act on the input gear 23 to achieve engagement or disengagement of the input gear 23 with the intermediate gear or the output gear 24.
  • the electromagnetic seat 41 attracts the input gear 23 to mesh with the intermediate gear or the output gear 24 against a spring force; in the power-off state, the spring causes the input gear 23 and the intermediate gear or The output gear 24 is disengaged, thereby breaking the engagement between the upper cover and the driving device 3, so that the upper cover can be manually opened and closed without being affected by the motor.
  • the reduction gear in the embodiment may preferably be a planetary gear mechanism, as shown in Fig. 3, which is a washing machine opening and closing mechanism in which the reduction gear device is a planetary gear mechanism.
  • An output shaft 22 of the driving device 3 cooperates with one of the planetary gear mechanisms, and the electromagnetic seat 41 can attract a gear in the planetary gear mechanism to slide along an output shaft 22 of the driving device 3;
  • the seat 41 cooperates with the spring 42 to act on the gear in the planetary gear mechanism to achieve gear meshing or disengagement in the planetary gear mechanism, thereby breaking the engagement between the upper cover and the driving device, so that the upper portion The cover can be opened and closed manually without being affected by the drive.
  • FIG. 4 it is a opening and closing mechanism of the washing machine proposed in the embodiment.
  • the clutch device in the embodiment is composed of a spline sleeve 25 and an electromagnetic
  • the seat 41 and the spring 42 are formed, and the output shaft 22 of the driving device 3 or the output shaft 22 of the speed reducing device is composed of two broken portions, both of which are provided with external splines and are passed through the spline sleeve connection.
  • the electromagnetic seat 41 can attract the sliding movement of the spline sleeve 25; the electromagnetic seat 41 cooperates with the spring 42 to act on the spline sleeve 25 to engage or break between the two parts. Power transmission.
  • the spline sleeve 25 in this embodiment is disposed on the output shaft 22 of the driving device 3, and the output shaft 22 is composed of two broken portions.
  • the electromagnetic seat 41 attracts the spline
  • the sleeve 25 connects the two sections of the drive shaft 3 that are disconnected against the spring force; in the deenergized state, the spring 42 slides the spline sleeve 25 to the input gear 23 On the side, the two sections of the output shaft 22 of the drive unit 3 are separated and the transmission path is disconnected.
  • the washing machine opening and closing mechanism of the second embodiment in which the speed reducing device is a planetary gear mechanism can also be used in combination with the spline clutch device of the embodiment.
  • the specific scheme is not repeated here.
  • the opening and closing mechanism provided by the invention provides a clutch device between the motor and the speed reducing device.
  • the clutch device separates the motor from the speed reducing device, avoiding the defect that the rotation of the upper cover will drive the motor when the upper cover is manually opened. Therefore, it is easy and convenient to open the upper cover manually, and does not cause the motor to rotate or be destroyed abnormally.
  • the opening and closing mechanism provided by the invention has the characteristics of small occupied space, compact structure, high stability of opening and closing the upper cover.
  • This embodiment proposes a washing machine provided with the above-described opening and closing mechanism, as shown in Figs. 5-7, which is a partial structure of the washing machine in this embodiment.
  • the upper cover 1 and the control panel 6 are hinged, and the upper cover 1 is hinged to the control tray 6.
  • the upper cover 1 can be opened or closed relative to the control socket 6.
  • the control panel 6 is provided with the opening and closing of the upper cover of the washing machine. mechanism.
  • the output end 21 of the deceleration device 2 is connected to the upper cover 1 and drives the upper cover to rotate about the 1 axis; the driving device 3 and the deceleration device 2 are disposed inside the control panel 6 and located at the control panel The middle or rear side of the rear end of the seat 6.
  • the driving device 3 and the speed reducing device 2 are disposed inside the control panel 6 and on one side of the rear end of the control panel 6.
  • FIG. 8 and FIG. 9 it is a mounting structure when the driving device 3 is disposed at a central position of the rear end of the control panel 6.
  • the driving device 3 is disposed in the middle of the rear end of the control panel 6 and located inside the control panel 6.
  • the driving device 3 passes through the first hinge 8 and the upper portion.
  • the cover 1 is connected to the control tray 6 via a second hinge 9.
  • control panel 6 is provided with a stroke switch connected to the control device, and the stroke switch is for detecting the opening and closing state of the upper cover 1.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Abstract

一种洗衣机上盖的开合机构及洗衣机，包括控制装置、驱动装置（3）、离合装置、减速装置（2），上盖（1）在减速装置（2）的输出端（21）带动下打开或关闭，减速装置（2）的输入端与驱动装置（3）相连，离合装置和驱动装置（3）均与控制装置相连接，离合装置与减速装置（2）和驱动装置（3）相配合，在控制装置的控制下，通电时结合驱动装置（3）和上盖（1）之间的传动路径，断电后断开驱动装置（3）与上盖（1）之间的传动路径。本发明设置了离合装置，当电机断电时，离合装置将电机和减速装置（2）分离，避免动手打开上盖（1）时带动电机旋转，轻松方便且不会导致电机不正常转动或毁坏；本发明的开合机构还具有占用空间小，结构紧凑，打开和关闭上盖的稳定性高等特点。

Description

一种洗 上盖的开合^！及洗 本专利申请要求于 2014年 02月 24日提交的， 申请号为 201410062210.3 , 申请人为海尔集团公司， 青岛海尔洗衣机有限公司、 发明名称为"一种洗衣机上 盖的开合机构及洗衣机"的中国专利申请的优先权， 该申请的全文以引用的方式 并入本申请中。
技术领域
本发明涉及洗衣机领域， 尤其涉及一种洗衣机上盖的开合机构及洗衣机。
背景技术
目前市场上的多数洗衣机， 尤其是波轮洗衣机， 其上盖开启和关闭是需要 使用者手工操作的。 普通的洗衣过程中通常是先用手将洗衣机的上盖打开， 然 后加入衣物及洗涤液， 接着合上上盖启动洗衣机程序， 洗完后开启上盖再取出 衣物。 此外， 脱水时衣物偏心厉害也需要打开和关闭洗衣机的上盖进行调整。
中国专利文献公开号 CN1158923A公开了一种提供给洗衣机的新型设备， 其包括：打开和关闭洗衣机洗涤桶的门， 确定门敞开状态的传感器， 确定门关闭 状态的传感器， 供给打开和关闭门所需动力的马达， 产生门开 /关指令的通过外 部键操作而触发的装置。 关闭， 但由于该申请釆用的方案是马达直接驱动门的旋转动作， 故在洗衣机的 断电情况下， 手动打开上盖时， 势必会带动马达旋转， 这样不仅费力， 打开上 盖困难， 而且容易造成马达毁坏。
发明内容
为了克服现有技术的缺陷， 本发明所要解决的技术问题在于提出一种洗衣 机上盖的开合机构， 不仅结构简单紧凑， 打开和关闭动作的稳定性高， 而且能 有效避免洗衣机断电时上盖难以打开的缺陷。
为达此目的， 本发明釆用以下技术方案：
一种洗衣机上盖的开合机构， 包括控制装置、 驱动装置、 减速装置， 所述 上盖可在减速装置的输出端的带动下打开或关闭， 所述减速装置的输入端与所 述驱动装置相连， 还包括离合装置， 所述离合装置和所述驱动装置均与所述控 制装置相连接， 所述离合装置与所述减速装置和所述驱动装置相配合， 在控制 装置的控制下接合或断开所述驱动装置和所述上盖之间的传动路径。
进一步的， 所述减速装置为减速齿轮组或行星齿轮机构。
进一步的， 所述减速装置为减速齿轮组， 其至少包括一个输入齿轮和一个 输出齿轮。
进一步的， 所述减速装置还包括设在所述输入齿轮和输出齿轮之间的中间 齿轮。
进一步的， 所述离合装置可断开所述驱动装置的输出轴与所述减速装置之 间的连接， 或者断开所述输入齿轮与中间齿轮或者输出齿轮的连接。
进一步的， 所述离合装置包括电磁座和弹簧； 所述输入齿轮可滑动的设在 所述驱动装置的输出轴上； 所述弹簧套设在所述驱动装置的输出轴上， 与所述 输入齿轮相配合； 所述电磁座可在控制装置的控制下吸引所述输入齿轮沿所述 驱动装置的输出轴滑动； 所述电磁座与所述弹簧相配合共同作用于所述输入齿 轮， 以实现所述输入齿轮与中间齿轮或者输出齿轮的啮合或分离。
进一步的， 所述离合装置包括花键套、 电磁座和弹簧； 所述驱动装置的输 出轴或所述减速装置的输出轴由断开的两部分组成， 所述两部分均设有外花键， 并通过花键套相连接； 所述电磁座在控制装置的控制下吸引所述花键套滑动运 动； 所述电磁座与所述弹簧相配合共同作用于所述花键套， 以接合或者断开所 述两部分之间的动力传递。
一种洗衣机， 包括上盖、 控制盘座， 所述控制盘座上设有上述的洗衣机上 盖的开合机构。
进一步的 , 所述驱动装置和所述减速装置设置于所述控制盘座后端的中部 或一侧。 进一步的， 所述控制盘座上设置有与控制装置相连接的行程开关， 所述行 程开关用于检测所述上盖的开闭状态。
进一步的， 所述驱动装置设置于所述控制盘座的后端中部并位于控制盘座 内侧， 所述驱动装置通过第一铰链与所述上盖连接， 通过第二铰链与所述控制 盘座相连接。
本发明的有益效果为：
本发明提供的开合机构在电机和减速装置之间设置了离合装置， 当电机断 电时， 离合装置将电机和减速装置分离， 避免手动打开上盖时带动电机旋转， 轻松方便， 且不会导致电机不正常转动或毁坏。 此外， 本发明提供的开合机构 还具有占用空间小， 结构紧凑， 打开和关闭上盖的稳定性高等特点。
附图说明
图 1是本发明实施例二提出的洗衣机上盖的开合机构的正视图；
图 2是本发明实施例二提出的洗衣机上盖的开合机构的侧视图；
图 3是本发明实施例二提出的洗衣机上盖的开合机构的正视图；
图 4是本发明实施例三提出的洗衣机上盖的开合机构的正视图；
图 5是本发明实施例四提出的洗衣机局部的仰视图；
图 6是图 5中洗衣机局部仰视图的 A-A截面图；
图 7是本发明实施例四提出的洗衣机局部的立体结构示意图；
图 8是本发明实施例四提出的洗衣机局部安装结构示意图；
图 9是本发明实施例四提出的洗衣机局部安装结构示意图。
图中：
1、 上盖； 2、 减速装置； 21、 输出端； 22、 输出轴； 23、 输入齿轮； 24、 输出齿轮； 25、 花键套； 3、 驱动装置； 41、 电磁座； 42、 弹簧； 6、 控制盘座； 7、 固定支架； 8、 第一铰链； 9、 第二铰链。
具体实施方式 下面结合附图并通过具体实施方式来进一步说明本发明的技术方案。
实施例一
本实施例提出了一种洗衣机上盖的开合机构， 包括控制装置、 驱动装置、 减速装置， 所述上盖可在减速装置的输出轴的带动下打开或关闭， 所述减速装 置的输入端与所述驱动装置相连。 本实施例中的洗衣机上盖的开合机构还包括 离合装置， 所述离合装置和所述驱动装置均与所述控制装置相连接， 所述离合 装置与所述减速装置和所述驱动装置相配合， 在控制装置的控制下接合或断开 所述驱动装置和所述上盖之间的传动路径。
所述控制装置优选为电脑板， 所述驱动装置优选为电机， 在电脑板的控制 下， 所述电机通过正反转动带动上盖实现打开和闭合， 所述离合装置在电脑板 的控制下可以接合或断开所述驱动装置和所述上盖之间的传动路径， 从而使上 盖既可由电机驱动进行开闭， 又可以在断电状态下脱离与电机的接合， 从而实 现手动打开和关闭。
作为一种优选实施方式， 本实施例中的离合装置可以在控制装置的控制下 控制所述减速装置的输出轴连接和断开。 由于所述减速装置分别与上盖和驱动 装置连接， 在上盖和驱动装置之间传递动力， 因此离合装置通过控制所述减速 装置的输出轴连接和断开进而控制所述驱动装置与所述上盖之间的传动路径的 通断。
作为另一种优选实施方式， 本实施例中的离合装置可以在控制装置的控制 下控制所述减速装置中的各部件间的连接和断开， 由于所述减速装置分别与上 盖和驱动装置连接， 在上盖和驱动装置之间传递动力， 因此当所述离合装置控 制所述减速装置中的各部件连接时， 传动路径连通； 所述离合装置控制所述减 速装置中的各部件断开时， 传动路径断开。
实施例二
实施例二是实施例一的一种优选的实施方式。
如图 1、 图 2所示， 是本实施例提出的一种洗衣机上盖的开合机构， 包括控 制装置、 驱动装置 3、 减速装置， 所述上盖可在减速装置的输出轴 21的带动下 打开或关闭， 所述减速装置的输入端与所述驱动装置 3相连， 还包括离合装置， 所述离合装置和所述驱动装置 3 均与所述控制装置相连接， 所述离合装置与所 述减速装置和所述驱动装置 3相配合， 在控制装置的控制下在通电时接合所述 驱动装置 3和所述上盖之间的传动路径， 在断电后断开所述驱动装置 3与所述 上盖 1之间的传动路径。
本实施例中的所述减速装置优选为减速齿轮组， 其至少包括一个输入齿轮
23和一个输出齿轮 24, 还可以进一步包括用于在所述输入齿轮 23和输出齿轮 24之间传递动力的至少一个中间齿轮； 本实施例中的减速齿轮组仅包含一个输 入齿轮和一个输出齿轮。
所述离合装置可以为电磁离合装置、 机械离合装置或其他形式的离合装 置， 本实施例中的所述离合装置包括电磁座 41和弹簧 42; 所述输入齿轮 23可 滑动的设在所述驱动装置 3的输出轴 22上 所述弹簧 42套设在所述驱动装置 3 的输出轴 22上， 与所述输入齿轮 23相配合； 所述电磁座 41可吸引所述输入齿 轮 23沿所述驱动装置 3的输出轴 22滑动； 所述电磁座 41与所述弹簧 42相配 合共同作用于所述输入齿轮 23, 以实现所述输入齿轮 23与中间齿轮或者输出齿 轮 24的啮合或分离。 在通电状态下， 所述电磁座 41吸引所述输入齿轮 23使其 克服弹簧力与中间齿轮或输出齿轮 24相啮合； 在断电状态下， 所述弹簧使所述 输入齿轮 23与中间齿轮或者输出齿轮 24分离， 从而断开上盖与驱动装置 3之 间接合， 使得上盖可以手动的打开和关闭， 而不受电机的影响。
作为一种优选的实施方式， 本实施例中的减速装置优选还可以为行星齿轮 机构， 如图 3 所示， 是减速装置为行星齿轮机构的洗衣机开合机构。 所述驱动 装置 3的输出轴 22与所述行星齿轮机构中的一个齿轮相配合， 所述电磁座 41 可吸引行星齿轮机构中的齿轮沿所述驱动装置 3的输出轴 22滑动； 所述电磁座 41与所述弹簧 42相配合共同作用于所述行星齿轮机构中的齿轮， 以实现所述行 星齿轮机构中的齿轮相啮合或分离， 从而断开上盖与驱动装置之间接合， 使得 上盖可以手动的打开和关闭， 而不受驱动装置的影响。
实施例三
如图 4所示， 是本实施例中提出的一种洗衣机的开合机构。 本实施例中的 开合机构与实施例二中的区别在于， 本实施例中的离合装置由花键套 25、 电磁 座 41和弹簧 42构成， 所述驱动装置 3的输出轴 22或所述减速装置的输出轴 22 由断开的两部分组成， 所述两部分均设有外花键， 并通过花键套相连接。 所述 电磁座 41可吸引所述花键套 25滑动运动； 所述电磁座 41与所述弹簧 42相配 合共同作用于所述花键套 25 , 以接合或者断开所述两部分之间的动力传递。
本实施例中的花键套 25设置在所述驱动装置 3的输出轴 22上， 所述输出 轴 22由断开的两部分构成， 在通电状态下， 所述电磁座 41吸引所述花键套 25 使其克服弹簧力将所述驱动装置 3的输出轴 22断开的两段连接在一起； 在断电 状态下， 所述弹簧 42使所述花键套 25滑动至所述输入齿轮 23—侧， 使所述驱 动装置 3的输出轴 22的两段分离， 断开传动路径。
实施例二中所述减速装置为行星齿轮机构的洗衣机开合机构也可以与本实 施例中的花键套离合装置配合使用 , 具体方案在此不在重复叙述。
本发明提供的开合机构在电机和减速装置之间设置了离合装置， 当电机断 电时， 离合装置将电机和减速装置分离， 避免手动打开上盖时， 上盖旋转会带 动电机旋转的缺陷， 从而使得手动打开上盖时轻松方便， 且不会导致电机不正 常转动或毁坏。 此外， 本发明提供的开合机构还具有占用空间小， 结构紧凑， 打开和关闭上盖的稳定性高等特点。
实施例四
本实施例提出一种设置有上述开合机构的洗衣机， 如图 5-7所示， 是本实施 例中的洗衣机局部结构。 包括上盖 1、控制盘座 6, 上盖 1与控制盘座 6相铰接， 上盖 1可以相对控制盘座 6打开或者关闭， 所述控制盘座 6上设有上述洗衣机 上盖的开合机构。 所述减速装置 2的输出端 21与所述上盖 1相连接并带动上盖 绕 1轴线转动； 所述驱动装置 3和所述减速装置 2设置于所述控制盘座 6内部， 位于控制盘座 6后端的中部或者后端的一侧。 如图 7所示， 所述驱动装置 3和 所述减速装置 2设置于所述控制盘座 6的内部并位于所述控制盘座 6后端的一 侧。
如图 8、 图 9所示， 是所述驱动装置 3设置于所述控制盘座 6后端中部位置 时的安装结构。 作为一种优选实施方式， 所述驱动装置 3设置于所述控制盘座 6 后端中部并位于控制盘座 6的内侧， 所述驱动装置 3通过第一铰链 8与所述上 盖 1连接， 通过第二铰链 9与所述控制盘座 6相连接。
进一步的， 所述控制盘座 6上设置有与控制装置相连接的行程开关， 所述 行程开关用于检测所述上盖 1的开闭状态。
本发明是通过优选实施例进行描述的， 本领域技术人员知悉， 在不脱离本 发明的精神和范围的情况下， 可以对这些特征和实施例进行各种改变或等效替 换。 本发明不受此处所公开的具体实施例的限制， 其他落入本申请的权利要求 内的实施例都属于本发明保护的范围。

Claims

权 利 要 求 书
1、 一种洗衣机上盖的开合机构， 包括控制装置、 驱动装置 （3)、 减速装置 (2), 所述上盖 （ 1)可在减速装置（2) 的输出端 （21 ) 的带动下打开或关闭， 所述减速装置 （2) 的输入端与所述驱动装置 （3)相连， 其特征在于： 还包括 离合装置， 所述离合装置和所述驱动装置（3) 均与所述控制装置相连接， 所述 离合装置与所述减速装置 （2) 和所述驱动装置 （3) 相配合， 在控制装置的控 制下接合或断开所述驱动装置 （3)和所述上盖 （ 1 )之间的传动路径。
2、 根据权利要求 1所述的洗衣机上盖的开合机构， 其特征在于： 所述减速 装置 （2) 为减速齿轮组或行星齿轮机构。
3、 根据权利要求 2所述的洗衣机上盖的开合机构， 其特征在于： 所述减速 装置（ 2 )为减速齿轮组， 其至少包括一个输入齿轮（ 23 )和一个输出齿轮 ( 24 )。
4、 根据权利要求 3所述的洗衣机上盖的开合机构， 其特征在于： 所述减速 装置 （2)还包括设在所述输入齿轮 (23) 和输出齿轮（24)之间的中间齿轮。
5、 根据权利要求 3或 4所述的洗衣机上盖的开合机构， 其特征在于： 所述 离合装置可断开所述驱动装置 （3) 的输出轴 （22) 与所述减速装置 （2)之间 的连接， 或者断开所述输入齿轮（23)与中间齿轮或者输出齿轮（24) 的连接。
6、 根据权利要求 5所述的洗衣机上盖的开合机构， 其特征在于： 所述离合 装置包括电磁座（41 )和弹簧（42);
所述输入齿轮 (23) 可滑动的设在所述驱动装置 （3) 的输出轴 （22) 上； 所述弹簧（42)套设在所述驱动装置（3) 的输出轴（22) 上， 与所述输入 齿轮 (23)相配合；
所述电磁座可在控制装置的控制下吸引所述输入齿轮沿所述驱动装置 （ 3 ) 的输出轴滑动； 所述电磁座与所述弹簧相配合共同作用于所述输入齿轮， 以实 现所述输入齿轮与中间齿轮或者输出齿轮（24) 的啮合或分离。
7、 根据权利要求 5所述的洗衣机上盖的开合机构， 其特征在于： 所述离合 装置包括花键套（ 25 )、 电磁座 ( 41 )和弹簧（ 42 );
所述驱动装置（3) 的输出轴（22)或所述减速装置的输出轴由断开的两部 分组成， 所述两部分均设有外花键， 并通过花键套相连接；
所述电磁座可在控制装置的控制下吸引所述花键套滑动运动； 所述电磁座 与所述弹簧相配合共同作用于所述花键套， 以接合或者断开所述两部分之间的 动力传递。
8、 一种洗衣机， 包括上盖（1)、 控制盘座（6), 其特征在于：
所述控制盘座上设有如权利要求 1-7任一项所述的洗衣机上盖的开合机构。
9、 根据权利要求 8 所述的洗衣机， 其特征在于： 所述驱动装置（3)和所 述减速装置（2)设置于所述控制盘座（6)后端的中部或一侧。
10、 根据权利要求 9所述的洗衣机， 其特征在于： 所述控制盘座（6)上设 置有与控制装置相连接的行程开关， 所述行程开关用于检测所述上盖（1 )的开 闭状态。
11、 根据权利要求 8所述洗衣机， 其特征在于： 所述驱动装置（3)设置于 所述控制盘座（6) 的后端中部并位于控制盘座（6) 内侧， 所述驱动装置（3) 通过第一铰链 ( 8 )与所述上盖（ 1 )连接， 通过第二铰链 ( 9 )与所述控制盘座
(6)相连接。
PCT/CN2014/078758 2014-02-24 2014-05-29 一种洗衣机上盖的开合机构及洗衣机 WO2015123933A1 (zh)

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