WO2023287039A1 - Charnière à liaisons multiples - Google Patents

Charnière à liaisons multiples Download PDF

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Publication number
WO2023287039A1
WO2023287039A1 PCT/KR2022/008502 KR2022008502W WO2023287039A1 WO 2023287039 A1 WO2023287039 A1 WO 2023287039A1 KR 2022008502 W KR2022008502 W KR 2022008502W WO 2023287039 A1 WO2023287039 A1 WO 2023287039A1
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WO
WIPO (PCT)
Prior art keywords
link hinge
spring member
lever
link
arrangement angle
Prior art date
Application number
PCT/KR2022/008502
Other languages
English (en)
Korean (ko)
Inventor
이두면
강성준
라인숙
임정규
김동욱
이대희
Original Assignee
(주)세고스
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 (주)세고스 filed Critical (주)세고스
Publication of WO2023287039A1 publication Critical patent/WO2023287039A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D3/00—Hinges with pins
    • E05D3/06—Hinges with pins with two or more pins
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D5/00—Construction of single parts, e.g. the parts for attachment
    • E05D5/02—Parts for attachment, e.g. flaps
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D5/00—Construction of single parts, e.g. the parts for attachment
    • E05D5/02—Parts for attachment, e.g. flaps
    • E05D5/0276—Parts for attachment, e.g. flaps for attachment to cabinets or furniture, the hinge having two or more pins
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
    • E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/21—Brakes
    • E05Y2201/212—Buffers
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/20—Application of doors, windows, wings or fittings thereof for furniture, e.g. cabinets
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances

Definitions

  • the present invention relates to a multi-link hinge, and more particularly, is configured such that an arrangement angle between a damping member and a spring member is minimized at a point where the load of the spring member is maximized during door opening and closing, so that the door is suddenly opened or closed. It relates to a multi-link hinge that can prevent this in advance.
  • the multi-link hinge used in built-in drawers and home appliances is convenient to use because it opens with a smooth operation when the door is opened and can be rotated as much as possible without being affected by other adjacent products along with luggage.
  • the multi-link hinge improves adhesion even when the door is closed and has a beautiful appearance, its use is gradually increasing.
  • the multi-link hinge is a product having a structure in which a sheet metal object composed of a plurality of joints is combined, and is applied to a door of a home appliance to maximize the use of the space of the door and improve aesthetic sensibility of the home appliance.
  • Such a multi-link hinge is provided with a spring member that performs a pre-tensioning function and a damper member that functions as a damper for user convenience during door operation. At this time, an optimal arrangement structure of the spring member and the damper member is required for improved operation performance of the door.
  • Patent Document 1 Korean Patent Registration No. 10-1490160 (2015.01.30)
  • the present invention is to solve the above-mentioned problems of the prior art, and an object of the present invention is configured to minimize the arrangement angle formed by the damping member and the spring member at the point where the load of the spring member is maximum during door opening and closing, It is to provide a multi-link hinge capable of preventing sudden opening or closing in advance.
  • one aspect of the present invention is a multi-link hinge having a bottom lever, a top lever, and a plurality of links connecting between the bottom lever and the top lever, and the top lever installed on the door
  • At least one linear spring member for pulling in the closing direction and at least one linear damping member for mitigating the closing impact caused by the spring member, wherein the spring member and the damping member form an angle ⁇ 2 with each other It is arranged adjacently and is configured such that the arrangement angle ⁇ 2 is minimized in a range between 30 ° and 60 ° of the pull-out angle of the multi-link hinge at which the load of the spring member is maximized. It provides a multi-link hinge.
  • the arrangement angle ⁇ 2 may be a multi-link hinge, characterized in that it is between 5° and 15° over the entire drawing-out area of the multi-link hinge.
  • the arrangement angle ⁇ 2 may be a multi-link hinge, characterized in that it represents a gentle parabolic graph over the entire drawing-out area of the multi-link hinge.
  • the multi-link hinge may include four links connecting between the bottom lever and the top lever.
  • the multi-link hinge comprising at least one protective plate covering the plurality of links and internal parts that take a relative position to each other according to the opening or closing of the multi-link hinge.
  • the protective plate has one end guided by a body portion rotatably supported by one of the bottom lever and the top lever and a guide pin fixed to one of the plurality of links. It includes a portion, and the guide portion may be a multi-link hinge detachably provided to the main body portion.
  • the guide portion may be a multi-link hinge, characterized in that the guide portion is provided only on the inner surface of the body portion so that the guide pin is not exposed to the outside.
  • the spring member and the damping member are disposed adjacent to each other forming an arrangement angle, so that the multi-link hinge can be made of a compact structure.
  • the damping force transmission efficiency by the damping member may be maximized.
  • the door can be operated smoothly and the user's operating sensibility can be improved.
  • FIG. 1 is a front view of a multi-link hinge in a closed state according to an embodiment of the present invention.
  • FIG. 2 is a front view of a multi-link hinge in an intermediate open state according to an embodiment of the present invention.
  • FIG 3 is a front view of a multi-link hinge in a fully open state according to an embodiment of the present invention.
  • FIGS. 4 (a) and (b) are front and cross-sectional views of a multi-link hinge in which a protection plate is removed in a closed state according to an embodiment of the present invention, respectively.
  • FIG. 5 is a front view and a partially enlarged view of a multi-link hinge from which a protective plate is removed in an intermediate open state according to an embodiment of the present invention.
  • FIG. 6 (a) and (b) are front and cross-sectional views of a multi-link hinge from which a protection plate is removed in a fully open state according to an embodiment of the present invention, respectively.
  • FIG. 7 is a table showing an arrangement angle of a spring member and a damper member according to a withdrawal angle of a multi-link hinge according to an embodiment of the present invention.
  • FIG. 8 is a graph showing an arrangement angle of a spring member and a damper member according to a withdrawal angle of a multi-link hinge according to an embodiment of the present invention.
  • FIG. 9 is an assembly flow chart of a protection plate according to an embodiment of the present invention.
  • FIG. 10 is a perspective view of a protection plate according to an embodiment of the present invention.
  • FIG. 1 is a front view of a multi-link hinge in a closed state according to an embodiment of the present invention
  • Figure 2 is a front view of a multi-link hinge in an intermediate open state according to an embodiment of the present invention
  • Figure 3 is one of the present invention
  • It is a front view of the multi-link hinge in the fully open state according to the embodiment
  • FIG. 4 (a) and (b) are front views of the multi-link hinge with the protective plate removed in the closed state according to an embodiment of the present invention, respectively
  • 5 is a front view and a partial enlarged view of a multi-link hinge with a protective plate removed in an intermediate open state according to an embodiment of the present invention
  • FIG. 6 (a) and (b) are respectively of the present invention.
  • It is a front view and a cross-sectional view of a multi-link hinge with a protective plate removed in a fully opened state according to an embodiment.
  • the multi-link hinge 1000 of the present invention includes a bottom lever 100, a top lever 200, a first link 300, a second link 400, and a third link 500 ) and a fourth link 600.
  • the multi-link hinge 1000 has a structure connected by a plurality of levers 100 and 200 and a plurality of links 300, 400, 500 and 600.
  • the multi-link hinge 1000 may be applied to products such as home appliances and furniture in a built-in type having a door.
  • a plurality of levers (100, 200) and a plurality of links (300, 400, 500, 600) can rotate with each other so that the door of the product can be easily operated from an open position to a closed position or from a closed position to an open position even in a narrow space. are closely connected
  • the bottom lever 100 is installed on a body of a product equipped with a door, and includes a first joint part 10 and a second joint part 11 formed to be spaced apart from each other.
  • the top lever 200 is installed on a door that opens and closes the front of the main body, and includes a third joint part 12 and a fourth joint part 13 spaced apart from each other.
  • the first link 300 has one end pivotally connected to the first joint part 10, and has a fifth joint part 14 formed at the other end and a sixth joint part 15 formed inside.
  • the second link 400 is pivotally connected to the third joint part 12 and the fifth joint part 15, and has a seventh joint part 16 on the inside.
  • the third link 500 is pivotally connected to the fourth joint 13 and the fifth joint 14 .
  • the fourth link 600 is pivotally connected to the second joint 11 and the seventh joint 16 .
  • the multi-link hinge 1000 includes a spring member 20 for pulling the top lever 200 when the door is closed and a damping member 50 for alleviating impact. That is, the spring member 20 is provided to ensure the closing operation in the closing region, and the damping member 50 is provided to damp this closing operation.
  • the spring member 20 and the damping member 50 may be disposed adjacent to each other to form an arrangement angle ⁇ 2.
  • the spring member 20 and the damping member 50 may be disposed adjacent to each other between the links of the multi-link hinge 1000 or between the bottom lever 100 and a link or between the top lever 200 and a link.
  • the spring member 20 and the damping member 50 may be disposed adjacently between the top lever 200 and the third link 500 forming an arrangement angle ⁇ 2.
  • the multi-link hinge 1000 can compactly implement a closing function by the spring member 20 and a damping function by the damping member 50 .
  • the adjacent arrangement structure of the spring member 20 and the damping member 50 due to the adjacent arrangement structure of the spring member 20 and the damping member 50, the relative movement between the spring member 20 and the damping member 50 is reduced, so the required installation space is reduced.
  • the damping member 50 is a linear damper, and one end is connected to the third link 500 and the other end is connected to the top lever 200 at a position spaced apart from the spring member 20.
  • the damping member 50 is preferably a fluid damper and may be filled with oil such as silicone oil.
  • the damping member 50 may include a cylinder, a piston and a piston rod movably mounted therein.
  • One end of the spring member 20 may be connected to a shaft provided in the spring lever 30 and the other end may be connected to the top lever 200 .
  • the spring member 20 includes a spring 21 in the form of a coil spring.
  • the spring 21 may be formed as a compression spring.
  • the spring lever 30 may be rotatably mounted on the third link 500 .
  • a roller 31 that rotates while contacting the cam member 40 is installed on the spring lever 30 .
  • the cam member 40 may be connected to the first link 300 through two shafts, and as the roller 31 of the spring lever 30 rotates in contact with the cam member 40, the spring of the spring member 20 (21) is tense or relaxed.
  • the spring member 20 is supported via the spring lever 30 and the roller 31, and the roller 31 rotates on the cam member 40 along the running surface.
  • the spring member 20 can effectively bias the top lever 200 in the closing direction. do.
  • FIG. 7 is a table showing an arrangement angle of a spring member and a damper member according to a withdrawal angle of a multi-link hinge according to an embodiment of the present invention
  • FIG. 8 is a table showing an arrangement angle of a multi-link hinge according to an embodiment of the present invention. It is a graph showing the arrangement angle of the spring member and the damper member according to
  • the multi-link hinge 1000 operates from a closed state, that is, a state in which the withdrawal angle ⁇ 1 is 0 ° to a fully open state, that is, a state in which the withdrawal angle ⁇ 1 is approximately 105 ° do.
  • the compressive load acting on the spring member 20 through the roller 31 and the cam member 40 has a withdrawal angle ⁇ 1 of 30 ° to 60 °, preferably is maximum between 40° and 50°.
  • the present invention is the spring member 20 and the damping member 50 in the range between 30 ° and 60 ° of the withdrawal angle ( ⁇ 1) of the multi-link hinge 1000 at which the load of the spring member 20 is maximum.
  • the arrangement angle ⁇ 2 may be configured to be minimized.
  • the spring member 20 and the damping member 50 may be aligned at an angle ⁇ 2 with each other substantially throughout the pull-out area of the multi-link hinge 1000, specifically It can be aligned more than 5° and less than 15°. Accordingly, the spring member 20 and the damping member 50 may be disposed close to each other, and the multi-link hinge 1000 may have a compact structure.
  • the arrangement angle ⁇ 2 of the spring member 20 and the damping member 50 may be configured to show a gentle parabolic graph over the entire drawing-out area of the multi-link hinge 1000 .
  • the arrangement angle ⁇ 2 is controlled to show a gentle parabolic graph over the entire withdrawal area of the multi-link hinge 1000
  • the door can be operated smoothly and the user's operating sensibility can be improved.
  • the multi-link hinge 1000 is in a closed state, that is, a state in which the drawing angle ⁇ 1 is 0°, and at this time, the arrangement angle ⁇ 2 of the spring member 20 and the damping member 50 is approximately 13.5°.
  • the roller 31 and the cam member 40 are not yet in contact with each other, and the compression load by the cam member 40 does not act on the spring member 20 .
  • the multi-link hinge 1000 is in an intermediate open state, that is, a state in which the withdrawal angle ⁇ 1 is in the range of approximately 40 ° to 50 °, and at this time, the arrangement angle ⁇ 2 of the spring member 20 and the damping member 50 ) constitutes approximately 7° to 8°.
  • the compression load by the cam member 40 on the spring member 20 is maximized in a state where the roller 31 and the cam member 40 are in closest contact. That is, as the arrangement angle ⁇ 2 between the spring member 20 and the damping member 50 is minimized at the point where the load of the spring member 20 is maximized, the damping force transmission efficiency by the damping member 50 increases. becomes the maximum
  • the multi-link hinge 1000 is in a fully open state, that is, a state in which the withdrawal angle ⁇ 1 is approximately 105°, and at this time, the arrangement angle ⁇ 2 of the spring member 20 and the damping member 50 is approximately 12.5 ° will be achieved.
  • the roller 31 and the cam member 40 are in a state of contact, and a compressive load by the cam member 40 partially acts on the spring member 20 .
  • the multi-link hinge 1000 is configured such that the arrangement angle ⁇ 2 between the damping member 50 and the spring member 20 is minimized at a point where the load of the spring member 20 is maximized when the door is opened and closed, There is an effect of preventing the door from suddenly opening or closing.
  • FIG. 9 is an assembly flow chart of a protection plate according to an embodiment of the present invention
  • FIG. 10 is a perspective view of the protection plate according to an embodiment of the present invention.
  • the multi-link hinge 1000 further includes a protection plate 700 installed on at least one of both side surfaces.
  • the protection plate 700 covers the plurality of links 300, 400, 500, and 600 and the internal parts 20, 30, 40, and 50 that take relative positions as the door is opened or closed.
  • a gap may be formed between the plurality of links 300, 400, 500, and 600 according to the opening or closing of the door.
  • the protection plate 700 covers the gap to reduce the risk of injury caused by the user's fingers being inserted into the gap. It can be prevented.
  • the protection plate 700 includes a body part 710 and a guide part 720 .
  • the protection plate 700 includes a body portion 710 rotatably supported by one of the bottom lever 100 and the top lever 200 at one end and the plurality of links 300, 400, 500, 600) is configured to include a guide portion 720 guided by a guide pin 730 fixed to one of them.
  • one end of the protection plate 700 is rotatably supported by the bottom lever 100, and the guide pin 730 may be fixed to the third link 500.
  • the guide part 720 is detachably provided to the main body part 710 .
  • the guide part 720 is detachably provided only on the inner surface of the main body part 710 so that the guide pin 730 is not exposed to the outside. That is, since the body portion 710 and the guide portion 720 are configured as separate members, the guide portion 720 and the guide pin 730 are not externally exposed during the opening or closing operation, so that consumer safety is further improved. can
  • the body part 710 has a fixing hole 712 coupled to one of the bottom lever 100 and the top lever 200 through a fixing screw 714 and a plurality of coupling holes coupled to the guide part 720. (711).
  • the guide portion 720 is formed on an edge, and includes a plurality of coupling protrusions 722 inserted into and coupled to the plurality of coupling holes 711 and a guide fixed to one of the plurality of links 300, 400, 500, and 600. It includes a longitudinal hole 721 guided by a pin 730. Longitudinal holes 721 guide guide pins 730 .
  • the body portion 710 may further include at least one support member 713 for firmly fixing and supporting an edge of the guide portion 720 when the guide portion 720 is coupled.
  • the support member 713 is integrally formed with the main body 710 and firmly supports the outside of the rim of the guide 720 to prevent shaking during an opening or closing operation.
  • the assembly sequence of the protection plate 700 is as follows.
  • the guide pin 730 is fixed to the third link 500 through the longitudinal hole 721.
  • the coupling protrusion 722 of the guide portion 720 and the coupling hole 711 of the body portion 710 are coupled to bind the body portion 710 to the guide portion 720 .
  • the fixing screw 714 is coupled to the bottom lever 100 through the fixing hole 712 of the main body 710 .

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hinges (AREA)

Abstract

Un mode de réalisation de la présente invention concerne une charnière à liaisons multiples pourvue d'un levier inférieur, un levier supérieur, et une pluralité de liaisons reliant le levier inférieur et le levier supérieur l'un à l'autre, la charnière à liaisons multiples comprenant : au moins un élément de ressort linéaire pour tirer le levier supérieur installé sur une porte dans une direction de fermeture ; et au moins un élément d'amortissement linéaire pour amortir l'impact de fermeture par l'élément de ressort, l'élément de ressort et l'élément d'amortissement étant agencés adjacents l'un à l'autre pour former un angle d'agencement (θ2) l'un par rapport à l'autre, et l'angle d'agencement (θ2) est conçu pour être le plus petit dans une plage de 30° à 60°, la charge de l'élément de ressort étant la plus grande, d'un angle de retrait (θ1) de la charnière à liaisons multiples.
PCT/KR2022/008502 2021-07-12 2022-06-15 Charnière à liaisons multiples WO2023287039A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210091222A KR102613455B1 (ko) 2021-07-12 2021-07-12 멀티링크 힌지
KR10-2021-0091222 2021-07-12

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Publication Number Publication Date
WO2023287039A1 true WO2023287039A1 (fr) 2023-01-19

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PCT/KR2022/008502 WO2023287039A1 (fr) 2021-07-12 2022-06-15 Charnière à liaisons multiples

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WO (1) WO2023287039A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102563032B1 (ko) * 2023-05-19 2023-08-03 서원코리아 주식회사 멀티링크 힌지

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000104437A (ja) * 1998-09-29 2000-04-11 Sugatsune Ind Co Ltd 安全用遮蔽板体付きヒンジ
KR20070101298A (ko) * 2005-02-02 2007-10-16 헷티히-오니 게엠베하 운트 코. 카게 멀티 링크 힌지
KR20100016056A (ko) * 2007-03-29 2010-02-12 헷티히-오니 게엠베하 운트 코. 카게 멀티-링크 힌지
KR101958292B1 (ko) * 2018-10-24 2019-03-14 주식회사 이피텍 멀티 링크 힌지 장치
KR102140551B1 (ko) * 2020-01-03 2020-08-03 서원코리아 주식회사 멀티 링크 도어 힌지

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101490160B1 (ko) 2013-08-08 2015-02-11 동우정밀(주) 자동 닫힘 도어힌지

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000104437A (ja) * 1998-09-29 2000-04-11 Sugatsune Ind Co Ltd 安全用遮蔽板体付きヒンジ
KR20070101298A (ko) * 2005-02-02 2007-10-16 헷티히-오니 게엠베하 운트 코. 카게 멀티 링크 힌지
KR20100016056A (ko) * 2007-03-29 2010-02-12 헷티히-오니 게엠베하 운트 코. 카게 멀티-링크 힌지
KR101958292B1 (ko) * 2018-10-24 2019-03-14 주식회사 이피텍 멀티 링크 힌지 장치
KR102140551B1 (ko) * 2020-01-03 2020-08-03 서원코리아 주식회사 멀티 링크 도어 힌지

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KR102613455B1 (ko) 2023-12-14

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