WO2019234985A1 - 蓋ロック機構およびそれを用いた洗濯機 - Google Patents

蓋ロック機構およびそれを用いた洗濯機 Download PDF

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Publication number
WO2019234985A1
WO2019234985A1 PCT/JP2019/006123 JP2019006123W WO2019234985A1 WO 2019234985 A1 WO2019234985 A1 WO 2019234985A1 JP 2019006123 W JP2019006123 W JP 2019006123W WO 2019234985 A1 WO2019234985 A1 WO 2019234985A1
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WO
WIPO (PCT)
Prior art keywords
lid
latch
spring
lock mechanism
handle
Prior art date
Application number
PCT/JP2019/006123
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
浩之 埜邨
敬彦 林
Original Assignee
シャープ株式会社
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.)
Filing date
Publication date
Application filed by シャープ株式会社 filed Critical シャープ株式会社
Priority to JP2020523509A priority Critical patent/JP7197577B2/ja
Priority to CN201980033558.0A priority patent/CN112166215B/zh
Publication of WO2019234985A1 publication Critical patent/WO2019234985A1/ja

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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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
    • 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 present invention relates to a lid lock mechanism that locks a lid and door of a washing machine during washing, and a washing machine using the same.
  • the casing of the washing machine is provided with an inlet for putting laundry into the washing tub, and a lid (or door) for closing the inlet during washing can be opened and closed. Further, the washing machine includes a lid lock mechanism that locks the lid so that the lid is not opened and closed during washing (for example, Patent Document 1).
  • a conventional lid lock mechanism of a washing machine has a configuration in which, for example, a latch provided on a lid is inserted into an opening or the like provided on a housing and the lid is locked by engaging the latch in the opening.
  • the latch is provided on the lid so as to be swingable between the engagement position and the engagement release position with the housing, and is urged to the engagement position by a spring or the like.
  • the latch swings between an engagement position and a disengagement position with respect to the housing when a user operates a handle provided on the lid.
  • the lid lock mechanism is configured such that the movement of the latch can be restricted at the engagement position with the housing, and the user cannot open and close the lid by restricting the movement of the latch at the engagement position. Become.
  • the handle portion and the latch are configured to swing integrally, and when the movement of the latch is restricted in the locked state, the handle portion is also prevented from moving.
  • the handle portion is also prevented from moving.
  • the user applies excessive force to forcefully move the handle portion without noticing that the user is in such a locked state. In such a case, there is a risk of damage to a part that is subjected to an excessive load exceeding the allowable value.
  • the present invention has been made in view of the above problems, and an object of the present invention is to provide a lid lock mechanism and a washing machine that can prevent parts from being damaged when a handle is operated in a locked state.
  • a lid lock mechanism is a lid lock mechanism capable of switching between a locked state and an unlocked state of a lid member provided for a housing.
  • a handle member provided rotatably with respect to the lid member and operated in a release direction by a user when the lid member is opened, and provided with the casing rotatably with respect to the handle member.
  • a latch member that can be engaged with the lid member to hold the closed state of the lid member, a regulating member that locks the lid locking mechanism by regulating movement of the latch member in the engaged state, and a user
  • an urging force is applied directly or indirectly between the handle member and the latch member, and the latch member is moved in the opening direction with respect to the handle member.
  • a second elasticity for applying an urging force directly or indirectly between the cover member and the handle member to urge the handle member against the cover member in a direction opposite to the opening direction. It is characterized by having a member.
  • the latch member when the lid lock mechanism is locked, the latch member cannot be moved, while the handle member can be operated in the opening direction against the urging force of the first elastic member and the second elastic member. Become. That is, even when the user forcibly moves the handle member without noticing that the lid lock mechanism is in the locked state, the force applied by the user is absorbed by the first elastic member. Therefore, even if the user operates the handle member when the mechanism is locked, it is possible to prevent an excessive load from being applied to the parts of the lid locking mechanism and causing damage.
  • the lid lock mechanism includes an intermediate member disposed between the handle member and the latch member, and the first elastic member is a biasing force between the latch member and the intermediate member.
  • the second elastic member can be configured to indirectly apply a biasing force to the handle member via the intermediate member.
  • each member becomes a simple shape, parts manufacture becomes easy, or assembly of parts becomes easy.
  • the manufacturing cost can be reduced.
  • the lid lock mechanism may be configured such that the first elastic member and the second elastic member are torsion springs.
  • a washing machine includes a lid member that is openable and closable at a slot into a washing tub that stores laundry, and the lid member.
  • a washing machine including a lid lock mechanism that can switch between a locked state and an unlocked state, wherein the lid lock mechanism is the lid lock mechanism described above.
  • the lid lock mechanism and the washing machine of the present invention have an effect that even if the user operates the handle member when the lid lock mechanism is locked, it is possible to prevent the lid lock mechanism from being damaged due to an excessive load. .
  • FIG. 3 is a cross-sectional view of a lid lock mechanism according to Embodiment 1.
  • FIG. It is a perspective view which shows the components structure used by the cover side in the cover lock mechanism of FIG. (A) is a schematic sectional drawing explaining the biasing action by the 1st spring in the lid locking mechanism of Drawing 1, (b) is a schematic cross section explaining the biasing action by the 2nd spring in the lid locking mechanism of Drawing 1 FIG. (A), (b) is a schematic sectional drawing which shows the operation
  • FIG. It is a perspective view which shows the other example of the components structure used by the cover side in the cover lock mechanism of FIG. (A), (b) is a schematic sectional drawing which shows the operation
  • FIG. It is a perspective view which shows the vertical washing machine which can apply the lid
  • FIG. 1 is a cross-sectional view of the lid locking mechanism according to the first embodiment.
  • FIG. 2 is a perspective view showing a component configuration used on the lid side in the lid lock mechanism of FIG. 1.
  • the cross section in FIG. 1 corresponds to the cross section of the central portion in the longitudinal direction in the component configuration of FIG.
  • the washing machine to which the lid lock mechanism according to the first embodiment puts the laundry into the washing tub in the casing 200 of the washing machine.
  • a closing port 201 is formed, and a lid (lid member) 100 for closing the charging port 201 is provided to be openable and closable.
  • This mechanism can lock the lid 100 so that the lid 100 is not opened and closed during washing.
  • a handle member 110, a latch member 120, an intermediate member 130, a support shaft 140, a first spring (first elastic member) 151, and a second spring (second elastic member) 152 are provided on the lid 100 side. ing. First, a component configuration on the lid 100 side in the lid lock mechanism will be described.
  • the handle member 110, the latch member 120, and the intermediate member 130 are supported so as to be rotatable around the same support shaft 140.
  • the first spring 151 applies a biasing force between the latch member 120 and the intermediate member 130.
  • the second spring 152 applies a biasing force between the lid 100 and the intermediate member 130.
  • the handle member 110 is a part that the user operates when opening the lid 100 in the closed state.
  • the mechanism When the mechanism is in the unlocked state, the user pulls the handle member 110 in the opening direction (A1 direction in FIG. 3), so that the latch member 120 also moves in the disengagement direction (A1 direction in FIG. 3).
  • the latch member 120 has a latch portion 121 provided so as to protrude in the outer peripheral direction from the rotation shaft of the latch member 120.
  • the latch portion 121 is disposed so as to protrude outward from an opening 111 provided in the handle member 110, and a latch claw 121 ⁇ / b> A is formed at the tip of the latch portion 121.
  • the latch claw 121A is inserted into the engagement hole 202 provided in the housing 200, and the latch claw 121A engages with the edge of the engagement hole 202 to close the lid 100.
  • an engagement hole 121B (see FIG. 2) is provided on the latch portion 121 side, and a protrusion 203 (see FIG.
  • protruding inward is provided on the engagement hole 202 on the housing 200 side.
  • the protrusion 203 may be fitted into the engagement hole 121B.
  • the closed state of the lid 100 may be maintained only by fitting (engagement) between the engagement hole 121B and the protrusion 203 (see FIG. 1).
  • the latch member 120 has a first contact plate 122 provided at a position different from the latch portion 121 and protruding in the outer peripheral direction from the rotation shaft of the latch member 120.
  • the first contact plate 122 is in contact with the second contact plate 131 of the intermediate member 130, thereby defining the positional relationship between these members.
  • the intermediate member 130 is interposed between the handle member 110 and the latch member 120, and has a second contact plate 131 that protrudes from the rotation shaft of the intermediate member 130 in the outer peripheral direction.
  • the second abutment plate 131 can abut the handle member 110 and the latch member 120 to define the positional relationship between these members.
  • FIG. 3A is a view for explaining the urging action by the first spring 151, and is a cross-sectional view at a place where the first spring 151 is disposed.
  • FIG. 3B is a view for explaining the urging action by the second spring 152, and is a cross-sectional view at the place where the second spring 152 is arranged.
  • a torsion spring is used for the first spring 151, and one end of the first spring 151 urges the first contact plate 122 of the latch member 120 in the A1 direction.
  • the other end of the one spring 151 biases the second contact plate 131 of the intermediate member 130 in the A2 direction.
  • the first contact plate 122 of the latch member 120 is in contact with the A2 direction side as viewed from the second contact plate 131 of the intermediate member 130, so the first contact is performed by the biasing force of the first spring 151.
  • the contact state between the plate 122 and the second contact plate 131 is maintained.
  • a torsion spring is used for the second spring 152, one end of the second spring 152 is in contact with the back surface of the lid 100, and the other end of the second spring 152 is the intermediate member 130.
  • the second contact plate 131 is urged in the A2 direction.
  • the second contact plate 131 of the intermediate member 130 is in contact with the protrusion 112 provided on the handle member 110, and the urging force of the second spring 152 acts on the handle member 110 via the intermediate member 130. . That is, the second spring 152 indirectly biases the handle member 110 in the A2 direction.
  • FIG. 4 and FIG. 4A and 4B are schematic sectional views showing the operation of the mechanism in the unlocked state
  • FIGS. 5A and 5B are schematic sectional views showing the operation of the mechanism in the locked state.
  • the first spring 151 is shown, but the second spring 152 is not shown.
  • a slide member (regulating member) 210 is provided on the housing 200 side of the mechanism.
  • the slide member 210 is slidable in the directions B1 and B2 shown in FIGS. 4 and 5, and when the lid 100 is closed, the slide member 210 is moved backward (B1 direction) by contact with the latch claw 121A inserted into the engagement hole 202. ).
  • the position of the slide member 210 can be fixed by a solenoid or the like (not shown) while being moved in the B1 direction. When the solenoid is off, the slide member 210 is urged in the B2 direction by the compression spring 220 and is positioned at a predetermined position (for example, the position of the slide member 210 in FIG. 4B). ing.
  • the intermediate member 130 (second contact in FIG. Only the plate 131 is shown) and the handle member 110 are urged in the A2 direction by a second spring 152 (not shown in FIG. 4) and positioned at a predetermined position.
  • the latch member 120 is held in a state of being positioned in contact with the intermediate member 130 by the biasing force of the first spring 151. In this state, the latch member 120 is inserted into the engagement hole 202 of the housing 200 and engaged therewith.
  • the handle member 110 When the lid 100 is opened while the mechanism is unlocked, the handle member 110 is pulled up in the opening direction (A1 direction) by the user, as shown in FIG. 4B. At this time, as the handle member 110 rotates, the intermediate member 130 also rotates in the A1 direction. That is, the handle member 110 and the intermediate member 130 rotate against the urging force of the second spring 152.
  • the latch member 120 integrated with the intermediate member 130 is also rotated in the A1 direction by the biasing force of the first spring 151. That is, the intermediate member 130 indirectly transmits this turning force to the latch member 120 when the handle member 110 rotates in the A2 direction.
  • the latch member 120 rotates in the A1 direction, the latch member 120 is disengaged and the lid 100 can be opened.
  • the position of the slide member 210 is not fixed by a solenoid or the like, and the slide member 210 does not hinder the release of the latch member 120.
  • the position of the slide member 210 is fixed by a solenoid or the like while the slide member 210 is moved in the B1 direction. This makes it impossible for the latch member 120 to rotate in the A1 direction from the disengagement.
  • the positions of the handle member 110, the latch member 120, and the intermediate member 130 are basically shown in FIG. 4A. It is the same as the state.
  • the latch member 120 is prevented from rotating in the A1 direction by the slide member 210.
  • the intermediate member 130 rotates in the A1 direction against the biasing force of the first spring 151, and the relative positional relationship between the intermediate member 130 and the latch member 120 changes.
  • the spring force of the first spring 151 is preferably greater than the spring force of the second spring 152. In this case, since the force required to operate the handle member 110 during locking is greater than the force required to operate the handle member 110 during unlocking, the user must confirm that the mechanism is in the locked state. It becomes easy to recognize.
  • FIG. 6 shows a modification of the lid lock mechanism according to the first embodiment, and is a perspective view showing a component configuration used on the lid side.
  • the intermediate member 130 is formed wider in the axial direction than the latch member 120, and the latch member 120 is disposed on the inner side in the axial direction with respect to the intermediate member 130.
  • the latch member 120 is formed wider in the axial direction than the intermediate member 130, and the intermediate member 130 is disposed on the inner side in the axial direction with respect to the latch member 120.
  • the biasing action by the first spring 151 and the second spring 152 is not different from the configuration of FIG. 2, so the lid lock mechanism according to FIG. 6 is the same as the lid lock mechanism according to FIG. 2. The same actions and effects can be obtained.
  • the structure on the lid side in this mechanism is a three-part structure including the handle member 110, the latch member 120, and the intermediate member 130, excluding the spring and the shaft.
  • the present invention is not limited to this.
  • the handle member 110 and the intermediate member 130 may be integrally formed to have a two-part configuration. 4 and 5, the relative positional relationship between the handle member 110 and the intermediate member 130 does not change. This means that the handle member 110 and the intermediate member 130 are integrated with each other. It shows that it can be formed.
  • the second spring 152 indirectly applies a biasing force to the handle member 110 via the intermediate member 130.
  • the second spring 152 directly applies an urging force to the handle member 110.
  • the handle member 110 and the intermediate member 130 are separate members, when the handle member 110 rotates in the A2 direction, this turning force is indirectly transmitted to the first spring 151 via the intermediate member 130. .
  • this turning force is directly transmitted to the first spring 151 when the handle member 110 rotates in the A2 direction.
  • the first spring 151 applies an urging force directly or indirectly between the handle member 110 and the latch member 120 to cause the latch member 120 to move. The handle member 110 is urged in the A1 direction.
  • the handle member 110 and the intermediate member 130 are separate members and the user operates the handle member 110 in the A1 direction, the turning force of the handle member 110 is latched via the intermediate member 130 and the first spring 151.
  • the latch member 120 is rotated in the A1 direction, the turning force of the latch member 120 is transmitted only to the intermediate member 130 and not to the handle member 110.
  • the handle member 110 and the intermediate member 130 are integrated, the handle member 110 also moves together with the latch member 120 when the open lid 100 is closed.
  • the handle member 110 and the intermediate member 130 are separate members (when the intermediate member 130 is interposed between the handle member 110 and the latch member 120), the lid is moved without moving the handle member 110. 100 can be closed.
  • FIGS. 7A and 7B show a lid locking mechanism having a structure using a compression spring, and are schematic cross-sectional views showing the operation of the mechanism in the locked state.
  • a third spring (first elastic member) 153 that is a compression spring is used instead of the first spring 151 that is the torsion spring described in the first embodiment.
  • the intermediate member 130 has a spring contact plate 132 in addition to the second contact plate 131.
  • the spring contact plate 132 is provided so as to protrude in the outer peripheral direction from the rotation shaft of the intermediate member 130 as with the second contact plate 131, and is provided on the A2 direction side as viewed from the second contact plate 131.
  • the first contact plate 122 of the latch member 120 is disposed between the second contact plate 131 and the spring contact plate 132.
  • the third spring 153 is disposed between the first contact plate 122 and the spring contact plate 132, and applies a biasing force so as to expand the space between these plates.
  • the position of the slide member 210 is fixed by a solenoid or the like in a state where the slide member 210 is moved in the B1 direction.
  • the latch member 120 cannot be rotated in the A1 direction from the disengagement as in the first embodiment.
  • the first contact plate 122 of the latch member 120 is biased by the third spring 153 in a state of contacting the second contact plate 131 of the intermediate member 130.
  • the arrangement between the first contact plate 122 and the spring contact plate 132 is not limited to the compression spring, but other elastic properties such as a plate spring and foam rubber. Even if it is a member, the same effect can be acquired.
  • the second spring 152 in the first embodiment may be replaced with an elastic member (compression spring, leaf spring, foam rubber, etc.) other than the torsion spring.
  • FIG. 8 shows a so-called vertical washing machine, in which a lid 100 is provided so as to open and close the upper surface of the housing 200 with respect to the housing 200 of the washing machine.
  • a lid locking mechanism can be provided for the lid 100. That is, when the present invention is applied to the vertical washing machine of FIG. 8, the lid 100 corresponds to the lid member described in the claims.
  • FIG. 9 shows a so-called drum-type washing machine, in which a door 100 ′ is provided to open and close the front surface of the housing 200 with respect to the housing 200 of the washing machine. Also in such a drum-type washing machine, a lid lock mechanism can be provided for the door 100 '. That is, when the present invention is applied to the drum type washing machine of FIG. 9, the door 100 'corresponds to the lid member described in the claims.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
PCT/JP2019/006123 2018-06-07 2019-02-19 蓋ロック機構およびそれを用いた洗濯機 WO2019234985A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020523509A JP7197577B2 (ja) 2018-06-07 2019-02-19 蓋ロック機構およびそれを用いた洗濯機
CN201980033558.0A CN112166215B (zh) 2018-06-07 2019-02-19 盖锁固机构以及使用所述盖锁固机构的洗衣机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018109526 2018-06-07
JP2018-109526 2018-06-07

Publications (1)

Publication Number Publication Date
WO2019234985A1 true WO2019234985A1 (ja) 2019-12-12

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ID=68770194

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Application Number Title Priority Date Filing Date
PCT/JP2019/006123 WO2019234985A1 (ja) 2018-06-07 2019-02-19 蓋ロック機構およびそれを用いた洗濯機

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JP (1) JP7197577B2 (zh)
CN (1) CN112166215B (zh)
TW (1) TWI807037B (zh)
WO (1) WO2019234985A1 (zh)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050099019A1 (en) * 2003-09-11 2005-05-12 Matthew Hall Load floor latch
EP1826309A1 (en) * 2004-12-17 2007-08-29 Girbau, S.A. Closure device for the door of an apparatus comprising a rotary drum, and latch for one such device
KR20090005486A (ko) * 2007-07-09 2009-01-14 삼성전자주식회사 도어 및 이를 구비하는 세탁기

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110050060A1 (en) * 2009-07-31 2011-03-03 Lg Electronics Inc. Washing machine
CN106255790B (zh) * 2014-05-01 2019-02-15 伊利诺斯工具制品有限公司 低关闭力电动闩锁
CN105624977A (zh) * 2014-11-25 2016-06-01 伊利诺斯工具制品有限公司 门锁及上盖式洗衣机

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050099019A1 (en) * 2003-09-11 2005-05-12 Matthew Hall Load floor latch
EP1826309A1 (en) * 2004-12-17 2007-08-29 Girbau, S.A. Closure device for the door of an apparatus comprising a rotary drum, and latch for one such device
KR20090005486A (ko) * 2007-07-09 2009-01-14 삼성전자주식회사 도어 및 이를 구비하는 세탁기

Also Published As

Publication number Publication date
JP7197577B2 (ja) 2022-12-27
CN112166215B (zh) 2023-04-11
TWI807037B (zh) 2023-07-01
TW202001031A (zh) 2020-01-01
CN112166215A (zh) 2021-01-01
JPWO2019234985A1 (ja) 2021-06-17

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