WO2012053385A1 - 車両のステアリング装置 - Google Patents
車両のステアリング装置 Download PDFInfo
- Publication number
- WO2012053385A1 WO2012053385A1 PCT/JP2011/073291 JP2011073291W WO2012053385A1 WO 2012053385 A1 WO2012053385 A1 WO 2012053385A1 JP 2011073291 W JP2011073291 W JP 2011073291W WO 2012053385 A1 WO2012053385 A1 WO 2012053385A1
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- WIPO (PCT)
- Prior art keywords
- bracket
- movable
- fixed bracket
- movable bracket
- link member
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/187—Steering columns yieldable or adjustable, e.g. tiltable with tilt adjustment; with tilt and axial adjustment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/183—Steering columns yieldable or adjustable, e.g. tiltable adjustable between in-use and out-of-use positions, e.g. to improve access
Definitions
- the present invention relates to a vehicle steering device, and more particularly, to a vehicle steering device including a tilt mechanism and a jumping mechanism.
- a steering device including a tilt mechanism that can adjust the operation position of the steering wheel and a jump mechanism that can hold the steering wheel at a predetermined jumping position.
- Patent Document 1 in the tilt steering device in which the height of the steering wheel can be changed according to the driver's physique and driving posture described in paragraph [0002], the steering wheel In order to prevent the obstacle from being hindered, a tilt steering device with a memory mechanism has been proposed in relation to “a device for making the steering wheel jump up to the uppermost position (tilt up) to facilitate getting on and off by operating the lever”.
- Patent Document 2 listed below discloses a device having a motor-driven flip-up mechanism relating to the steering column device described in paragraph [0001], wherein “the flip-up mechanism and the tilt mechanism are separately provided”. ing.
- the flip-up amount and the tilt amount can be adjusted according to the operation amount of the operation lever, but the flip-up amount changes depending on the tilt adjustment position, For example, when the maximum tilt adjustment position is set, the jump amount is small.
- the steering column device disclosed in Patent Document 2 since the flip-up mechanism and the tilt mechanism are independent, it is possible to avoid mutual influence as described above. Since the hook and corner and the flip-up mechanism are motor-driven, a complicated mechanism is required, resulting in an expensive device.
- the present invention provides a vehicle steering apparatus equipped with a tilt mechanism and a leap mechanism, wherein the tilt mechanism and the leap mechanism can be operated independently, and at least the leap mechanism is easily operated by a driver's manual operation. It is an object of the present invention to provide an inexpensive steering device that can be used.
- the present invention provides a tilt mechanism that supports a steering column so as to be swingable with respect to a vehicle body, and that can adjust an operation position of the steering wheel, and holds the steering wheel at a predetermined flip-up position.
- the tilt mechanism has a pair of holding members opposed to a movable column member that swingably supports the steering column around a swing center disposed in front of the vehicle body.
- a link member that can be selectively operated in a holding state in which the movable bracket is held at an initial position or a jumping position, and a released state in which the engagement with the fixed bracket is released, and between the fixed bracket and the movable bracket. It is equipped with a biasing means for biasing the movable bracket in the flip-up direction with respect to the fixed bracket and biasing the link member in the direction of engagement with the fixed bracket.
- the urging means is a spring member mounted between the fixed bracket and the movable bracket, and the urging force of the spring member causes the movable bracket to spring up with respect to the fixed bracket. It is preferable to have a component in the direction and a component in the direction of engagement of the link member with the fixed bracket. Note that a tension coil spring can be used as the spring member.
- the fixed bracket has a plurality of grooves that open to the rear side of the vehicle body with respect to a single arc that forms a swing locus around the swing center of the movable bracket, and the link member includes the plurality of grooves It is preferable to have an engaging portion that can be engaged with each of the grooves and an operation portion that selectively operates the holding state and the release state.
- the steering device may further include a lateral urging unit that restricts the movement of the movable bracket in a lateral direction perpendicular to the axial direction of the steering column.
- the lateral direction urging means may be a spring member that is mounted between the fixed bracket and the movable bracket and urges the movable bracket in the lateral direction.
- a telescopic mechanism capable of adjusting the operation position of the steering wheel by extending and contracting the movable bracket in the axial direction of the steering column can be provided for the steering device.
- a support position of one end of the link member with respect to the movable bracket and a support position of the other end of the link member with respect to the fixed bracket in a state where the movable bracket is held at the initial position may be arranged so as to be positioned on a single arc around the oscillation center.
- the tilt mechanism has a movable column member that swingably supports the steering column disposed around the swing center disposed in front of the vehicle body, and a movable column member between a pair of opposing holding portions.
- the raising mechanism has a fixed bracket fixed to the vehicle body, and one end pivotably supported with respect to the movable bracket, and the other end is engaged with the fixed bracket on the rear side of the vehicle body.
- the link member to be obtained is mounted between the fixed bracket and the movable bracket, and the movable bracket is urged in the flip-up direction with respect to the fixed bracket. Since the urging means for urging in the engagement direction with the fixed bracket is provided, the tilt mechanism and the jumping mechanism can be operated independently, and the driver manually operates the link member, The jumping mechanism can be easily and reliably operated, held at the initial position or the jumping position, or released.
- the urging means is constituted by a spring member mounted between the fixed bracket and the movable bracket, and the urging force by the spring member is a component force in the flip-up direction of the movable bracket with respect to the fixed bracket, and the link member is fixed. If it is configured to have a component force in the direction of engagement with the bracket, the jumping mechanism can be easily shifted to the initial position or the holding state of the jumping position with a small number of parts.
- the link member which has an engaging part which can be engaged with each of a plurality of slots of a fixed bracket, and an operation part which operates a holding state and a release state selectively, the number of parts is small.
- a jumping mechanism that can be easily assembled can be configured.
- the lateral movement of the movable bracket can be reliably suppressed, and the jumping operation can be performed in a stable state.
- the jumping mechanism can be easily and surely operated by a driver's manual operation even for a steering column provided with both a tilt mechanism and a telescopic mechanism.
- the support position of one end of the link member with respect to the movable bracket and the support position of the other end of the link member with respect to the fixed bracket when the movable bracket is held at the initial position are each a single arc around the oscillation center. If it arrange
- 1 is a side view of a steering device according to an embodiment of the present invention. It is a side view which shows the raising state of the steering device which concerns on one Embodiment of this invention.
- 1 is an exploded perspective view of a steering device according to an embodiment of the present invention. It is a side view which shows the component force of the urging
- FIGS. 1 to 3 show a steering apparatus according to an embodiment of the present invention, in which a steering column 1 is swingably supported with respect to a vehicle body (not shown), and a steering wheel (not shown) is supported.
- a tilt mechanism 2 that can adjust the operation position and a jump mechanism 3 that can hold the steering wheel at a predetermined flip-up position are provided.
- the steering wheel is supported by the rear end of the upper shaft 11, and the upper tube 12 is coaxially disposed so as to surround the upper shaft 11.
- the upper shaft 11 and the upper tube 12 are integrally formed in the axial direction. It is comprised so that it can move.
- a lower tube 14 is coaxially disposed so as to surround a lower shaft 13 connected to a steering mechanism (not shown), and the upper tube 12 is slidably accommodated in the lower tube 14 in the axial direction.
- the telescopic mechanism is configured.
- the lower tube 14 and the upper tube 12 are collectively shown as a movable column member 10.
- the tilt mechanism 2 includes a movable column member 10 that supports the steering column 1 so as to be swingable around a swing center (C) disposed in front of the vehicle body, and a pair of opposing holding portions 21 and 22 (see FIG. 3).
- a movable bracket 20 for holding the movable column member 10 is provided.
- the jumping mechanism 3 supports one end of the fixed bracket 30 fixed to the vehicle body and the movable bracket 20 so as to be rotatable, and the other end can be engaged with and disengaged from the fixed bracket 30 on the rear side of the vehicle body.
- a link member 40 to be arranged is provided. The link member 40 is engaged with the fixing bracket 30 and held in the initial position (P1 in FIG. 1) or the jumping position (P2 in FIG. 2), and the release to disengage the fixing bracket 30.
- An operation unit 44 (shown in FIG. 3) that can be selectively operated depending on the state is provided.
- the fixed bracket 30 has a pair of holding portions 31 and 32, each of which has a single circular arc (FIG. 1) that forms a swing locus around the swing center (C) of the movable bracket 20.
- the link member 40 has a pair of links 41 and 42, both of which are joined via a link 43.
- a bolt B is screwed to each of the links 41 and 42, and a tip portion of each bolt B is connected.
- the link 43 can be engaged with each of the plurality of grooves G1 and G2, and constitutes an engaging portion of the link member 40 with the fixed bracket 30.
- the operation portion 44 and the locking portions 45a and 45b are integrally formed outside the links 41 and 42 on the extension of the link 43.
- the operation unit 44 is formed in a rod shape extending in the lateral direction of the vehicle, but may have a different shape, and may be formed separately from the link 43. It is good also as joining.
- the link member 40 is configured to swing with respect to the movable bracket 20 around the support position (P0 in FIG. 1) of one end thereof as shown in FIG. Yes.
- the spring member 50 is stretched as a biasing means that biases the movable bracket 20 in the flip-up direction with respect to the fixed bracket 30 and biases the link member 40 in the engagement direction with the fixed bracket 30.
- the spring member 50 includes a pair of tension coil springs 51 and 52, which are locked to the left and right ends of the fixing bracket 30 and locked to the locking portions 45a and 45b, respectively.
- the urging force Fs by the spring member 50 is generated between the component force Fu in the flip-up direction of the movable bracket 20 relative to the fixed bracket 30 and the fixed bracket 30 of the link member 40. It has a component force Fe in the engagement direction.
- the support position (P0 in FIG. 1) of the link member 40 with respect to the movable bracket 20 and the link member 40 with respect to the fixed bracket 30 The end support positions (P1 in FIG. 1) are arranged so as to be positioned on a single arc (arc T in FIG. 1) that forms a swing locus around the swing center (C) of the movable bracket 20, respectively. Is done. Further, even when the movable bracket 20 is held in the jumping position (the state shown in FIG. 2), the support position (P0 in FIG. 1) of the link member 40 with respect to the movable bracket 20 and the link member 40 with respect to the fixed bracket 30.
- the other end support position (P2 in FIG. 2) is arranged so as to be located on a single arc (arc T in FIG. 1) that forms a swing locus around the swing center (C) of the movable bracket 20. May be.
- a leaf spring 60 is provided between the movable bracket 20 and the fixed bracket 30 as a lateral biasing means for restricting the movement of the movable bracket 20 in the lateral direction perpendicular to the axial direction of the steering column 1. It functions as a spring member that urges the movable bracket 20 in the lateral direction and prevents lateral play with the fixed bracket 30.
- an elastic member such as rubber may be used as the lateral biasing means.
- a part of the movable bracket 20 may be bulged outwardly so as to be pressed against the fixed bracket 30, and a lateral force may be generated between the two.
- FIG. 5A shows a state before the jumping operation.
- the link 43 of the link member 40 is held at the initial position (P1 in FIG. 1) engaged with the groove G1 of the fixed bracket 30.
- the operation unit 44 is pulled rearward (in the direction of the white arrow) from this holding state, the link 43 is separated from the groove G1 as shown in FIG. The engagement is released.
- the link member 40 (and consequently the movable bracket 20 and the movable column member 10) is moved in the flip-up direction (the direction of the white arrow) by the component force Fu of the urging force Fs of the spring member 50 (not shown in FIG. 5).
- the steering column 1 swings around the swing center (C) and is in a flip-up state with an angle ⁇ with respect to the horizontal direction.
- the direction in which the link 43 engages with the groove G2 (white arrow) as shown in FIG. 5C by the component force Fe of the urging force Fs of the spring member 50.
- the engagement state between the link member 40 (and eventually the movable bracket 20) and the fixed bracket 30 is maintained. That is, the link 43 of the link member 40 can easily shift to the jumping position (P2 in FIG. 2) engaged with the groove G2 of the fixed bracket 30, and the holding state can be reliably maintained.
- the tilt mechanism 2 and the jump mechanism 3 can be manually operated independently, and by the component forces Fu and Fe of the urging force Fs of the spring member 50 (tensile coil springs 51 and 52).
- the jumping mechanism 3 is easily and reliably operated, and the initial position (FIG. 1) or the jumping position (FIG. 2) is maintained in the holding state, or is released. It can be.
- the support position of one end of the link member 40 with respect to the movable bracket 20 (P0 in FIG. 1) and the support position of the other end of the link member 40 with respect to the fixed bracket 30 vary. Since it is arranged so as to be positioned on a single arc (T) around the moving center (C), the jumping mechanism 3 can maintain high rigidity without requiring a separate locking mechanism. .
- the steering wheel can be adjusted to a desired operation position by the tilt mechanism 2 by operating the tilt operation lever 24. That is, the tilt operation can be performed independently of the above-described flip-up operation. Similarly, independently of the above-described flip-up operation, the steering column 1 can be driven to shorten or extend by the telescopic mechanism described above, and the steering wheel can be adjusted to a desired operation position.
- the upper tube 12 and the lower tube 14 are integrally formed to form a single movable column member, and the upper shaft 11 and the lower shaft 13 are integrally formed.
- a steering device that does not have a telescopic function but has a tilt function can be provided.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Controls (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
Description
外方に膨出させて固定ブラケット30に押接するように配設し、両者間に横力が生ずるように構成してもよい。
2 チルト機構
3 跳上機構
T 揺動軌跡
10 可動コラム部材
20 可動ブラケット
30 固定ブラケット
40 リンク部材
44 操作部
50 ばね部材
Claims (7)
- 車両のステアリングホイールを支持するステアリングコラムと、
該ステアリングコラムを車体の前方に配置した揺動中心回りに揺動可能に支持する可動コラム部材と、対向する一対の保持部間に前記可動コラム部材を保持する可動ブラケットを具備し、前記ステアリングホイールの操作位置を調整し得るチルト機構と、
前記車体に固定される固定ブラケットと、
前記可動ブラケットに対し一端を回動可能に支持すると共に、他端を前記固定ブラケットに対し前記車体の後方側で係脱可能に配置し、前記車体の後方側で前記固定ブラケットに係合させて前記可動ブラケットを初期位置又は跳上位置に保持する保持状態と、前記固定ブラケットとの係合を解く解除状態に選択的に操作し得るリンク部材と、
前記固定ブラケットと前記可動ブラケットとの間に装着し、前記固定ブラケットに対し前記可動ブラケットを跳ね上げ方向に付勢すると共に、前記リンク部材を前記固定ブラケットとの係合方向に付勢する付勢手段を具備し、前記ステアリングホイールを所定の跳ね上げ位置に保持し得る跳上機構と
を備えた車両のステアリング装置。 - 前記付勢手段が、前記固定ブラケットと前記可動ブラケットとの間に装着するばね部材であって、該ばね部材による付勢力が、前記可動ブラケットの前記固定ブラケットに対する跳ね上げ方向の分力と、前記リンク部材の前記固定ブラケットとの係合方向の分力を有する請求項1記載の車両のステアリング装置。
- 前記固定ブラケットが、前記可動ブラケットの前記揺動中心回りの揺動軌跡を構成する単一の円弧に対し前記車体の後方側に開口する複数の溝を有すると共に、前記リンク部材が、前記複数の溝の各々に対し係合可能な係合部と、前記保持状態及び前記解除状態を選択的に操作する操作部とを有する請求項1又は2記載の車両のステアリング装置。
- 前記ステアリングコラムの軸方向に対して直交する横方向への前記可動ブラケットの移動を規制する横方向付勢手段を備えた請求項1乃至3の何れか一項に記載の車両のステアリング装置。
- 前記横方向付勢手段が、前記固定ブラケットと前記可動ブラケットとの間に装着し、前記可動ブラケットを前記横方向に付勢するばね部材である請求項4記載の車両のステアリング装置。
- 前記可動コラム部材を前記ステアリングコラムの軸方向に伸縮して前記ステアリングホイールの操作位置を調整し得るテレスコピック機構を備えた請求項1乃至5の何れか一項に記載の車両のステアリング装置。
- 前記可動ブラケットが前記初期位置で保持されている状態での前記可動ブラケットに対する前記リンク部材の一端の支持位置及び前記固定ブラケットに対する前記リンク部材の他端の支持位置が、夫々、前記揺動中心回りの単一の円弧上に位置するように配置する請求項1乃至6の何れか一項に記載の車両のステアリング装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012539678A JP5234300B2 (ja) | 2010-10-18 | 2011-10-11 | 車両のステアリング装置 |
CN201190000808.XU CN203358664U (zh) | 2010-10-18 | 2011-10-11 | 车辆的转向装置 |
US13/808,225 US8919816B2 (en) | 2010-10-18 | 2011-10-11 | Steering apparatus for a vehicle |
EP11834225.2A EP2631156B1 (en) | 2010-10-18 | 2011-10-11 | Steering apparatus for a vehicle |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010-233472 | 2010-10-18 | ||
JP2010233472 | 2010-10-18 |
Publications (1)
Publication Number | Publication Date |
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WO2012053385A1 true WO2012053385A1 (ja) | 2012-04-26 |
Family
ID=45975102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2011/073291 WO2012053385A1 (ja) | 2010-10-18 | 2011-10-11 | 車両のステアリング装置 |
Country Status (5)
Country | Link |
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US (1) | US8919816B2 (ja) |
EP (1) | EP2631156B1 (ja) |
JP (1) | JP5234300B2 (ja) |
CN (1) | CN203358664U (ja) |
WO (1) | WO2012053385A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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SE537153C2 (sv) * | 2012-02-22 | 2015-02-17 | Fuji Autotech Ab | Arrangemang för en rattstång i ett fordon |
JP6192565B2 (ja) * | 2014-02-21 | 2017-09-06 | 富士機工株式会社 | ステアリングコラム装置 |
JP6655321B2 (ja) * | 2015-08-04 | 2020-02-26 | パラマウントベッド株式会社 | ブレーキ解除保持機構およびこれを用いる移動式テーブル |
Citations (5)
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JPH02142373U (ja) * | 1989-04-28 | 1990-12-03 | ||
JP2001001914A (ja) | 1999-06-21 | 2001-01-09 | Koyo Seiko Co Ltd | メモリ機構付きチルトステアリング装置 |
JP2005132288A (ja) * | 2003-10-31 | 2005-05-26 | Nsk Ltd | 車両用ステアリングコラム装置、及び車両用車体艤装品 |
JP2006137386A (ja) * | 2004-11-15 | 2006-06-01 | Aisin Seiki Co Ltd | ステアリング跳ね上げ装置 |
JP2009029325A (ja) | 2007-07-30 | 2009-02-12 | Fuji Kiko Co Ltd | ステアリングコラム装置 |
Family Cites Families (7)
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DE3914608C1 (ja) * | 1989-05-03 | 1990-10-31 | Lemfoerder Metallwaren Ag, 2844 Lemfoerde, De | |
FR2794419B1 (fr) * | 1999-06-03 | 2001-08-24 | Peugeot Citroen Automobiles Sa | Ensemble de colonne de direction |
US6474189B1 (en) * | 2000-10-26 | 2002-11-05 | Trw Inc. | Apparatus for mounting a foot pedal and a steering column to a vehicle |
US7143860B2 (en) * | 2004-03-02 | 2006-12-05 | Marks Dennis R | Tiltable steering apparatus and method for snowmobiles, all-terrain vehicles, and other vehicles using handlebars as steering mechanisms |
US7798037B2 (en) * | 2008-02-08 | 2010-09-21 | Gm Global Technology Operations, Inc. | Wedge arm positive rake lock |
JP5257641B2 (ja) * | 2010-10-18 | 2013-08-07 | アイシン精機株式会社 | 車両のステアリング装置 |
US8783717B2 (en) * | 2010-11-23 | 2014-07-22 | Steering Solutions Ip Holding Corporation | Steering column telescope lock |
-
2011
- 2011-10-11 JP JP2012539678A patent/JP5234300B2/ja active Active
- 2011-10-11 EP EP11834225.2A patent/EP2631156B1/en not_active Not-in-force
- 2011-10-11 WO PCT/JP2011/073291 patent/WO2012053385A1/ja active Application Filing
- 2011-10-11 CN CN201190000808.XU patent/CN203358664U/zh not_active Expired - Fee Related
- 2011-10-11 US US13/808,225 patent/US8919816B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02142373U (ja) * | 1989-04-28 | 1990-12-03 | ||
JP2001001914A (ja) | 1999-06-21 | 2001-01-09 | Koyo Seiko Co Ltd | メモリ機構付きチルトステアリング装置 |
JP2005132288A (ja) * | 2003-10-31 | 2005-05-26 | Nsk Ltd | 車両用ステアリングコラム装置、及び車両用車体艤装品 |
JP2006137386A (ja) * | 2004-11-15 | 2006-06-01 | Aisin Seiki Co Ltd | ステアリング跳ね上げ装置 |
JP2009029325A (ja) | 2007-07-30 | 2009-02-12 | Fuji Kiko Co Ltd | ステアリングコラム装置 |
Non-Patent Citations (1)
Title |
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See also references of EP2631156A4 |
Also Published As
Publication number | Publication date |
---|---|
JP5234300B2 (ja) | 2013-07-10 |
EP2631156A4 (en) | 2013-11-20 |
US20130098194A1 (en) | 2013-04-25 |
US8919816B2 (en) | 2014-12-30 |
CN203358664U (zh) | 2013-12-25 |
JPWO2012053385A1 (ja) | 2014-02-24 |
EP2631156A1 (en) | 2013-08-28 |
EP2631156B1 (en) | 2014-11-26 |
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