WO2015160014A1 - Dispositif de pompage pour siège de véhicule - Google Patents

Dispositif de pompage pour siège de véhicule Download PDF

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Publication number
WO2015160014A1
WO2015160014A1 PCT/KR2014/003530 KR2014003530W WO2015160014A1 WO 2015160014 A1 WO2015160014 A1 WO 2015160014A1 KR 2014003530 W KR2014003530 W KR 2014003530W WO 2015160014 A1 WO2015160014 A1 WO 2015160014A1
Authority
WO
WIPO (PCT)
Prior art keywords
plate
circumferential direction
control
brake cam
pumping device
Prior art date
Application number
PCT/KR2014/003530
Other languages
English (en)
Korean (ko)
Inventor
정승열
Original Assignee
주식회사 오스템
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 주식회사 오스템 filed Critical 주식회사 오스템
Publication of WO2015160014A1 publication Critical patent/WO2015160014A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
    • B60N2/18—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable the front or the rear portion of the seat being adjustable, e.g. independently of each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
    • B60N2/1635—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable characterised by the drive mechanism
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
    • B60N2/168—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable and provided with braking systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
    • B60N2/169—Stepwise movement mechanisms, e.g. ratchets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2304/00—Optimising design; Manufacturing; Testing
    • B60Y2304/01—Minimizing space with more compact designs or arrangements

Definitions

  • the present invention relates to a pumping device which is an accessory used for adjusting a vehicle seat, for example, adjusting the height of the seat.
  • the pumping device is applied to the input side of the height adjustment mechanism of a vehicle seat as disclosed in Korean Patent Registration No. 457,396 "Vehicle Seat Height Adjustment Device” and US Patent Registration No. 6,032,777 “LOCKING DEVICE, IN PARTICULAR FOR A MOTOR VEHICLE SEAT.” Or a recliner for rotation of a seatback as disclosed in US Pat. No. 6,616,241 " ROTATION LIMITING DEVICE AND SEAT RECLINER DEVICE USING THE SAME.
  • an object of the present invention is to provide a pumping device for a vehicle seat that can minimize the space required for operation and can be easily operated with a small force.
  • the present invention provides a pumping device for a vehicle seat, comprising: a support plate having a through hole for receiving a shaft and having a circular receiving portion having a predetermined width in an axial direction; A brake cam accommodated in the accommodation portion to rotate integrally with the shaft and form a plurality of accommodation spaces spaced apart at predetermined intervals in the circumferential direction between the inner peripheral edge of the accommodation portion; Locking means which is accommodated in each accommodation space and unlocks or locks the rotational movement of the brake cam in the housing according to the pressurization in the circumferential direction; A control plate having, on one surface, a control protrusion for pressing the locking means in the circumferential direction by rotation, the control plate having a circular rim of a rim and teeth formed on an inner circumferential surface of the rim; A bidirectional clutch gear that maintains the engagement state with the teeth of the inner circumferential surface of the rim when the rotational input is input in one direction or the opposite direction from the inside of the rim of the control
  • the bidirectional clutch gear the operation projection to rotate and slide in accordance with the rotation input of the lever plate
  • the shaft projection which is the slide rotation center of the operation projection, and extending to both sides of the operation projection is formed to extend the rotation slide of the operation projection
  • it may be provided with a pair of gear arms to selectively engage with the control plate.
  • the pumping device for the vehicle seat further includes a guide plate having a guide hole for guiding a slide movement by inserting the operation projection between the lever plate and the bidirectional clutch gear, and a shaft hole in which the shaft projection is inserted and supported. It may also include.
  • the pumping device for the vehicle seat may further include a thin plate spring for pressing the lever plate in the direction of the cover plate, between the lever plate and the guide plate.
  • control projections are in contact with the inner circumferential portion of the receiving portion is formed with a plurality of protrusions at regular intervals in the circumferential direction
  • the brake cam is a spring bearing ground and the bearing on both sides between the control projections forming both sides in the circumferential direction
  • the support surface is formed in parallel in the tangential direction to form the plurality of receiving spaces between the receiving portion
  • the locking means is received in each of the receiving space and the spring is located on the spring ground
  • bearing support It may include a pair of rollers positioned on the surface and pressed in the circumferential direction by the spring to contact the control projections on both sides.
  • the brake cam is provided with a notch formed between each adjacent receiving space, the control projections are inserted into each notch with a minute interval in the circumferential direction may be to press the notch in the circumferential direction during rotational drive.
  • the pumping device for a vehicle seat since the operation is made in the lever method, it is possible to minimize the space required for this and can be easily operated with a small force. In addition, more improved braking force can be obtained by the locking means and the brake cam.
  • FIG. 1 is a perspective view of a pumping device for a vehicle seat according to an embodiment of the present invention
  • FIG. 2 and 3 are exploded perspective views of the vehicle seat pumping device of FIG. 1 viewed from different directions;
  • FIG. 4 is a plan view showing the main part of the operating side of the pumping device for a vehicle seat of FIG.
  • FIG. 5 is a plan view of an exterior plan view and an operation main part of the vehicle seat pumping device of FIG. 1 in an unoperated state;
  • FIG. 6 is a plan view of an exterior plan view and an operation main part of the vehicle seat pumping device of FIG. 1 in a step 1 operation state;
  • FIG. 7 is a plan view of the exterior of the pumping device for a vehicle seat of FIG. 1 in an operation two-stage state and an operation main part;
  • the support plate 10 and the cover plate 90 are fastened to each other, and a brake cam 22 therein.
  • the locking means 30, the control plate 40, the two-way clutch gear 50, the thin plate spring 70, the lever plate 80 is accommodated, the shaft that rotates integrally with the brake cam 22 ( 20) is inserted through the whole.
  • the return spring 100 is fastened to the support plate 10 to act on the lever plate 80.
  • the support plate 10 is formed with a through hole 11 for receiving the shaft 20, the receiving portion 12 for receiving and supporting the brake cam 22 and the locking means 30 is formed.
  • the brake cam 22 has a shaft coupling hole 22a for integrally rotating with the shaft 20.
  • a plurality of control protrusions 41 which are in surface contact with the inner periphery of the receiving part 12, to support the slide rotational movement of the brake cam 22, are provided in the control plate 40. It protrudes at regular intervals in the circumferential direction on one side (refer FIG. 4).
  • the spring support surface 22b formed between the neighboring control protrusions 41 and the bearing support surface 22c on both sides thereof are parallel to the outer circumferential surface of the brake cam 22 in the tangential direction. It is formed so that the predetermined receiving space (S) is formed between them and the receiving portion (12).
  • the accommodating space S is provided so that the width
  • the control protrusion 41 also serves as a partition between neighboring accommodation spaces (S).
  • control protrusion 41 is inserted into the notch portion 22d on the side of the brake cam 22 formed between the adjacent receiving spaces S at a circumferential direction with a fine interval in the circumferential direction to rotate the brake cam 22 during rotation. Rotate to drive.
  • the brake cam 22 is unlocked to the receiving portion 12 according to the presence or absence of pressurization in the circumferential direction.
  • a locking means 30 for unlocking or locking is accommodated.
  • the locking means 30 includes a pair of rollers 31 and 32 accommodated in the accommodation space S and a spring 33 interposed therebetween.
  • the spring 33 is located on the spring bearing surface 22b, and the rollers 31 and 32 on both sides are located on the bearing bearing surface 22c.
  • each of the rollers 31 and 32 is urged toward both ends of the accommodation space S by the springs 33 to support the inner circumferential surface of the accommodation portion 12 and the roller support of the brake cam 22.
  • the surface 22c is in close contact with each other at the same time. Accordingly, the brake cam 22 is prevented from rotating in the clockwise direction by the one roller 31, and the counterclockwise rotation is prevented by the other roller 32. That is, when no external force in the circumferential direction is applied to the rollers 31 or 32, the brake cam 22 is kept in the locked state.
  • the rollers 31 and 32 may be replaced with a ball (not shown).
  • the spring 33 may be another elastic means, for example, an elastic member made of a material such as a spring or rubber having a "V" shape.
  • the control plate 40 of FIGS. 2 and 3 performs a function of controlling the operation of the locking means 30 by pressing and releasing the locking means 30 in the circumferential direction by rotation.
  • a plurality of control protrusions 41 are formed so as to be inserted between each receiving space (S).
  • the control protrusion 51 is provided between the adjacent receiving spaces S to contact and support the pair of rollers 31 and 32 pressed by the spring 33.
  • control protrusion 41 presses the roller 31 in contact with the center portion of the accommodation space (S) and at the same time accommodates the brake cam 33.
  • the part 12 is unlocked and the brake cam 22 is rotated by the notch 22d being circumferentially pressed by the control protrusion 41.
  • a rim 42 protruding to a predetermined thickness is formed on the outer circumference, and the inner circumferential edge of the rim 42 is formed. Teeth 43 are formed. Inside the rim 42, the bidirectional clutch gear 50 is accommodated as will be described later.
  • the through hole 44 is formed in the central portion of the control plate 40 so that the shaft 20 penetrates.
  • the bidirectional clutch gear 50 has a manipulation protrusion 51 formed at the center thereof, and a shaft protrusion 52 which is a rotation center at the outside in the radial direction.
  • gear arms 53 and 54 extend from left and right, respectively, around the manipulation protrusion 51.
  • the shaft protrusion 52 is inserted into the shaft hole 61 formed at one end of the guide plate 60 interposed between the control plate 40 and the cover plate 90 to be rotatably supported.
  • the operation protrusion 51 is inserted into the guide hole 62 formed adjacent to the inner side of the shaft hole 61 of the guide plate 60 and protrudes on the opposite side, and the protruding operation protrusion 51 is the lever plate 80. Inserted into the operation hole 81 formed on the side). The lever plate 80 is rotatably supported about the shaft 20 inserted through the center bearing hole 82.
  • the bidirectional clutch gear 50 is rotated about the shaft projection 52, and the gear arm 53 or 54 on one side is in the rim 42 according to the rotation direction.
  • the rotational force of the lever plate 80 is transmitted to the control plate 40.
  • the rotation operation range of the lever plate 80 is defined by the cover plate 90 side incision section 91 in which the arm 83 extending to one side is accommodated.
  • Rotating operation of the lever plate 80 is an external handle lever (not shown) coupled to the engaging projection 84 protruding on one side thereof through the through hole 92 formed in the circumferential direction on the cover plate 90 side.
  • the return to the original position after the rotation operation is made by both ends 101 of the spring (100).
  • the bidirectional clutch gear 50 is also rotated to be separated from the rim 42 of the control plate 40.
  • a thin plate spring 70 is provided inside the lever plate 80 to support the lever plate 80 in an axial direction by elastically pressing the lever plate 80 to the inner surface of the cover plate 90.

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Abstract

La présente invention concerne un dispositif de pompage, qui consiste en une pièce utilisée afin d'ajuster la hauteur d'un siège de véhicule, ledit dispositif de pompage comprenant : une plaque de support dotée d'une partie de logement circulaire présentant de manière longitudinale une largeur prédéfinie ; une came de frein qui forme une pluralité d'espaces de logement dans la direction circonférentielle entre la came de frein et la circonférence interne de la partie de logement ; des moyens de verrouillage agencés dans les espaces de logement respectifs, permettant de verrouiller et de déverrouiller le mouvement rotatif de la came de frein ; une plaque de commande dotée, sur l'un de ses côtés, de saillies de commande destinées à faire pression sur les moyens de verrouillage dans la direction circonférentielle et, sur son autre côté, d'un rebord circulaire présentant des dents formées sur sa surface circonférentielle interne ; un pignon d'embrayage bidirectionnel destiné à venir en prise avec les dents depuis l'intérieur du rebord ou à se désaccoupler vis-à-vis de celles-ci ; une plaque de levier destinée à faire tourner le pignon d'embrayage bidirectionnel ; et un moyen de rappel élastique destiné à renvoyer la plaque de levier. Par conséquent, la présente invention peut pourvoir à un dispositif de pompage destiné à un siège de véhicule, qui permet de réduire au minimum l'espace nécessaire à son fonctionnement et pouvant être actionné y compris au moyen d'une faible force.
PCT/KR2014/003530 2014-04-14 2014-04-23 Dispositif de pompage pour siège de véhicule WO2015160014A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020140044100A KR20140053073A (ko) 2014-04-14 2014-04-14 차량 시트용 펌핑디바이스
KR10-2014-0044100 2014-04-14

Publications (1)

Publication Number Publication Date
WO2015160014A1 true WO2015160014A1 (fr) 2015-10-22

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Application Number Title Priority Date Filing Date
PCT/KR2014/003530 WO2015160014A1 (fr) 2014-04-14 2014-04-23 Dispositif de pompage pour siège de véhicule

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WO (1) WO2015160014A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102216944B1 (ko) * 2014-09-23 2021-02-18 대원정밀공업(주) 펌핑 디바이스
KR101657068B1 (ko) * 2015-01-12 2016-09-19 주식회사 오스템 차량 시트용 펌핑디바이스
KR102493504B1 (ko) * 2021-06-30 2023-01-31 주식회사 다스 자동차 시트의 무단 브레이크 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070096771A (ko) * 2006-03-24 2007-10-02 주식회사 오스템 펌핑디바이스 및 이를 구비한 차량용 시트의 높이조절기구
KR100784620B1 (ko) * 2006-12-29 2007-12-11 주식회사다스 차량 시트쿠션용 펌핑장치
KR100956729B1 (ko) * 2009-12-11 2010-05-06 대원정밀공업(주) 자동차 시트쿠션용 펌핑 디바이스
KR20110054712A (ko) * 2009-11-18 2011-05-25 주식회사다스 펌핑 볼타입 시트높이고정장치
KR20140016064A (ko) * 2012-07-30 2014-02-07 (주)케이엠앤아이 시트 높이 조절용 펌핑 디바이스 및 이를 구비한 차량용 시트 높이 조절 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070096771A (ko) * 2006-03-24 2007-10-02 주식회사 오스템 펌핑디바이스 및 이를 구비한 차량용 시트의 높이조절기구
KR100784620B1 (ko) * 2006-12-29 2007-12-11 주식회사다스 차량 시트쿠션용 펌핑장치
KR20110054712A (ko) * 2009-11-18 2011-05-25 주식회사다스 펌핑 볼타입 시트높이고정장치
KR100956729B1 (ko) * 2009-12-11 2010-05-06 대원정밀공업(주) 자동차 시트쿠션용 펌핑 디바이스
KR20140016064A (ko) * 2012-07-30 2014-02-07 (주)케이엠앤아이 시트 높이 조절용 펌핑 디바이스 및 이를 구비한 차량용 시트 높이 조절 장치

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