CN1401528A - Steering column collision absorbing structure - Google Patents
Steering column collision absorbing structure Download PDFInfo
- Publication number
- CN1401528A CN1401528A CN02128664A CN02128664A CN1401528A CN 1401528 A CN1401528 A CN 1401528A CN 02128664 A CN02128664 A CN 02128664A CN 02128664 A CN02128664 A CN 02128664A CN 1401528 A CN1401528 A CN 1401528A
- Authority
- CN
- China
- Prior art keywords
- steering gear
- carriage
- joint face
- supporter
- absorbing structure
- Prior art date
- Legal status (The legal status 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 status listed.)
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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
- B62D1/19—Steering columns yieldable or adjustable, e.g. tiltable incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible
- B62D1/192—Yieldable or collapsible columns
-
- 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
- B62D1/184—Mechanisms for locking columns at selected positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2410/00—Constructional features of vehicle sub-units
- B60Y2410/102—Shaft arrangements; Shaft supports, e.g. bearings
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Controls (AREA)
- Body Structure For Vehicles (AREA)
Abstract
In an impact absorbing structure of a steering column, a steering column attaching face is formed with a first face attached with a holding member and a second face formed on a front side of the first face. The second face is brought into contact with a bracket even after the bracket is detached from the holding member when the bracket is moved to the front side of the vehicle by inputting the impact force. The second face is projected more than the first face.
Description
Technical field
The present invention relates to be used to absorb the Steering gear impact absorbing structure on the automobile of being installed in of collision again.
Background technology
In automobile, when passenger and bearing circle collision (collision again) or be arranged on the air bag release bearing circle in and when applying predetermined value or bigger impulsive force, the thin-walled tube Steering gear (comprising the steering shaft that inserts Steering gear) that is connected in car body moves along the place ahead of vehicle, relaxes impact load thus.
In order to alleviate impact load, Steering gear is connected in car body side in the mode of movably hanging downwards by unidirectional box spare (one way capsule) as supporter.
Common example according to vehicle, as being disclosed in the Japanese Utility Model patent of 5-31015 at publication number, as shown in Figure 6A, carriage b is connected in Steering gear on every side to extend its bilateral end along diametric(al) to both sides, and unidirectional box spare d is connected in the supporting base c that forms on carriage b double ended.In addition, by unidirectional box spare d is fixed on the joint face g of the side carriage f that is arranged at vehicle body side, Steering gear a is connected vehicle body side in a movable manner.According to this connection structure, when when being arranged on bearing circle h on the Steering gear side and applying predetermined value or bigger impulsive force, shown in arrow P among Fig. 6 A, supporting base c is moved by unidirectional box spare d, and the main part i of unidirectional box spare d is stayed on the joint face g.Move by this, Steering gear a is vertically with carriage b displacement, and the displacement by this moment has absorbed impact energy.Simultaneously, unidirectional box spare has such structure, and this structure is bonded with each other main part i and the carriage b supporting base c that slides along the vehicle fore-and-aft direction, and by the resin pins (not shown) bonding part is fixed.When applying predetermined value or bigger impulsive force, resin pins is sheared the supporting base c of the carriage b unidirectional box spare d that slips away.Require unidirectional box spare d only not to be subjected to the control of friction force and similar power by the impulsive force movable support bracket b that applies.Therefore, shown in Fig. 6 A and 6B, common unidirectional box spare d has the platform shape part that makes progress side-prominent by carriage b, has only outstanding upside to contact with the carriage f on side.That is, have only the main part i of unidirectional box spare d to contact with side carriage f, and prevent that other parts from contacting with side carriage f, avoid the contact between side carriage f and the supporting base c thus, this contact is a factor of propagating shock absorbing effect.Simultaneously, in order effectively to absorb impact energy by mobile Steering gear a, be easy to act as most when being applied with impulsive force on the Steering gear a, Steering gear a broad ways moves.Particularly, the position near Steering gear a is equipped with various devices around Steering gear a.Therefore, preferably Steering gear a can not be subjected to the interference of these devices and move.
But mobile support seat c makes main part I stay carriage f place, side simultaneously, and therefore, the outstanding platform shape between the position of the joint face of main part i and side carriage f partly forms gap α (Fig. 6 B).Therefore move to when making support c pass main part i as Steering gear a, shown in Fig. 6 B, supporting base c enters in the gap α that produces between side carriage f and main part i, by being applied to the power effect along the top on the Steering gear a, Steering gear a is tilted, shown in the long and two-short dash line among Fig. 6 B.When producing inclination, Steering gear specifies the direction of moving direction (straight line moving direction vertically) to move along being different from, and in moving process, Steering gear and device interference have on every side hindered thus and moved.Therefore, bring such shortcoming, the corresponding degree of freedom of device on every side of design has been reduced.
Summary of the invention
To have designed the present invention in order addressing the above problem, to have the purpose of this invention is to provide a kind of impact absorbing structure that is used for Steering gear, this structure can mobile Steering gear and do not change its moving direction.
To achieve these goals, according to the impact absorbing structure that the invention provides a kind of Steering gear, be used to support Steering gear, with when Steering gear being applied the impulsive force that points to car body the place ahead, make its side shifting before the car body, comprise: the Steering gear joint face is formed on described vehicle body side and extends along the fore-and-aft direction of vehicle; Carriage is arranged on the described Steering gear; And supporter, be connected on the Steering gear joint face and support described carriage; Wherein when applying described impulsive force, described supporter makes described carriage shift to the front side of vehicle with respect to the Steering gear joint face, and simultaneously described carriage keeps the spacing with described Steering gear joint face; Wherein the Steering gear joint face comprises first of being connected in described supporter and second of forming on side in face of described first, when described carriage is subjected to described impact force action and shifts to vehicle front side, even after described carriage broke away from supporter, described second face also formed with described carriage and contacts; And wherein said second than described first outstanding.
Therefore, by guiding operation by first and second realization, Steering gear moves till initial flat joint face with identical attitude, Steering gear is when moving apart supporter, not influenced by spacing between supporter and the joint face and be not subjected to move in the influence of unhelpful friction force, therefore the post that slides is along axially and not changing its direction.Therefore, the moving of Steering gear is not subjected to the obstruction of installing on every side, and realized enough shock absorbing effect by moving.
Also have, according to the present invention since second from first outstanding roughly with distance (T) identical amount, carriage moves to the front side and can not change its direction.
In addition, according to the present invention, provide the impact absorbing structure of Steering gear, wherein said Steering gear joint face comprises the inclined-plane that connects first and second.Therefore the carriage that is moved by supporter can be moved along joint face by the inclined-plane guiding.
In addition, according to the present invention, provide the impact absorbing structure of Steering gear, wherein form described carriage on the every end of band-like body, described carriage comprises the supporting base that is plate shape of horizontal expansion; And wherein each supporting base is supported by each Steering gear joint face by described supporter respectively.Therefore Steering gear can move and not change attitude, and can reduce component count.
Brief Description Of Drawings
Fig. 1 is the block diagram of Steering gear impact absorbing structure;
Fig. 2 is the exploded perspective view of the connecting portion structure of expression supporting upside;
Fig. 3 is the cross sectional drawing along the connecting portion that is positioned at upside of A-A line among Fig. 2;
Fig. 4 A, 4B and 4C are the action cross sectional drawings that clashes into the connecting portion of supporting upside when taking place once more;
Fig. 5 is the cross sectional drawing of the main portion of expression second embodiment of the invention;
Fig. 6 A and 6B are that expression is by the lateral plan of the action in common unidirectional box spare and the absorption impact with Steering gear and vehicle body side connection structure connecting.
Preferred embodiment describes in detail
Below with reference to first embodiment shown in Fig. 1 to 4C the present invention is described.Fig. 1 is mounted in the impact absorbing structure scheme drawing of the Steering gear on the automobile, the label 1 expression Steering gear among the figure.
Fig. 2 and 3 has provided the structure of upside connecting portion 7.Describe upside connecting portion 7 in detail, as shown in Figure 2, last lateral bracket 5 is made of band-like body, and this band-like body is adhered to the encirclement Steering gear by diametric(al) in Steering gear 1 bottom.The both end sides of band-like body has a pair of supporting base 5a, 5a, and this is plate shape to supporting base, is extended by both sides along the diametric(al) of side direction.In addition, supporting base 5a, 5a separately has rectangular notch 16 (only having shown a side), and this notch is to the rear openings of vehicle, and these parts have the main part 17 rectangular plates of the unidirectional box spare 6 of unidirectional box spare connecting portion, as shown in Figure 2.
The end face separately of main part 17 has the groove 18 that extends on its entire circumference.Main part 17 by vehicle rear-side by groove 18 and separately the combination of the edge part of notch 26 be slidedly assemblied on the notch 16.Cooperate by this, the upside of main part 17 is stretched out by the supporting base 5a that is platform shape.In addition, overlap each other at the flange part separately of groove 18 bilaterals and the edge part of notch 16, connect by a plurality of pin members of shearing, as pass the resin pins 19 of this three part and unidirectional box spare 6 and be integral, move along backward direction about back plate 5a, 5a with back plate 5a, 5a separately.
Particularly, form a kind of structure, resin pins 19 wherein is set to be sheared to produce, thus when the connection of throwing off when the place ahead of vehicle applies the predetermined value impulsive force by supporting base 5a between supporting base 5a and the unidirectional box spare 6, when applying predetermined value or more during large impact power, extract unidirectional box spare 6 to Steering gear 1 by sliding among the supporting base 5a by the state on fixing unidirectional box spare 6 tops.
In addition, promptly be screwed into nut 22 (threaded portions by the bolt part that is screwed into by downside, only shown in Figure 3) bolt 23 separately main part 17 be fixed to Steering gear joint face 8a, 8a separately, nut 22 is by passing the through hole 20 that is arranged on main part 17 centers and being arranged on the bolt hole 21 of Steering gear joint face 8a, 8a separately and the back in tie bolt hole 21.That is, last lateral bracket 5 inserts main part 17 (top of main part 17) by Steering gear joint face 8a supporting between last lateral bracket 5 and the Steering gear joint face 8a.By such supporting device, when applying the predetermined value of pointing to vehicle front or bigger impulsive force by Steering gear 1, make unidirectional box spare 6 lean against Steering gear joint face 8a simultaneously to go up and make Steering gear 1 mobile vertically by move lateral bracket 5 by unidirectional box spare 6.
In addition, propose in the design that comprises level and smooth mobile Steering gear 1 on the Steering gear joint face 8a of the part that connects unidirectional box spare 6.The following describes this design, according to Steering gear joint face 8a separately, shown in Fig. 2 and 3, Steering gear joint face 8a has first 26 of being connected in unidirectional box spare 6 and is positioned at first 26 second 25 of car body front side.Even under impact effect by move along vehicle front lateral bracket 5 break away from the engaging of unidirectional box spare 6 after, second also contacts with last lateral bracket 5.Second 25 amount of extending and exceeding first one main part 17 thickness T, main part 17 is clipped between Steering gear joint face 8a and the supporting base 5a.By first 26, supporting base 5a is moved by the height identical with Steering gear joint face 8a.
In addition, by first 26 guide path that is provided with towards Steering gear joint face 8a front side, this guide path is that supporting base 5a is able to by the part of unidirectional box spare 6 supportings till supporting base 5a passes completely through unidirectional box spare 6.Guide path is by first 26.Second 25 and inclined-plane 25a formation, as shown in Figure 3.The tapered inclination of inclined-plane 25a and extending towards Steering gear joint face 8a front side.In addition, shown in the long and two-short dash line among Fig. 3, the front end on inclined-plane continue to extend a part of Steering gear joint face 8a with initial height, with supporting base 6a front end near consistent location, near the consistent location front end after promptly just in time moving by the main part 17 of unidirectional box spare 6 with it.By second 25 that forms, supporting base 5a can continue only to contact with unidirectional box spare 6, till supporting base 5a moves apart unidirectional box spare 6 fully.
That is, by first 26 and second 25, the supporting base 5a that moves apart unidirectional box spare 6 upwards moves and does not bear unhelpful friction towards the Steering gear joint face 8a of front side, and promptly Steering gear 1 is mobile vertically.
Operation is described, suppose by the collision again shown in the arrow P among Fig. 1 and will be applied on the bearing circle 3 above the impulsive force of predetermined value.At this moment, on the connecting portion 7 of upside,, shear the resin pins that connects unidirectional box spare 6 and last lateral bracket 5 by being delivered to the impulsive force of Steering gear 1.On the connecting portion 13 of downside, will extract out in the slit of bolt (not shown) by vehicle side carriage 12.Then, Steering gear 1 is moved by side carriage 8 and car body lateral bracket 12 and is connected in lateral bracket 5 and bolt (not shown) simultaneously, and along the place ahead displacement of vehicle.Fig. 4 A to 4C has shown the action of upside connecting portion 7.
Shown in Fig. 4 A, action is described, the support of the supporting base 5a of last lateral bracket 5 has the identical height with Steering gear joint face 8a.Joint face part bending on the supporting base 5a front side also is lower than side carriage 8.Therefore, after shearing resin pins 19, the supporting base 5a of last lateral bracket 5 keeps contacting with Steering gear 8a, shown in Fig. 4 B by being in unidirectional box spare 6 extractions on the side carriage 8 and not having the gap simultaneously.In addition, on supporting base 5a,, continue displacement and keep this attitude simultaneously, only lead and do not contact with other parts by the moving contact of unidirectional box spare 6 up to extracting out by unidirectional box spare 6 fully.
After from unidirectional box spare 6, extracting supporting base 5a out, shown in Fig. 4 C, follow into the most close second the 25 inclined-plane 25a leading section in supporting base 5a end of direction, and enter state by inclined-plane 25a guiding.That is, the position of the flat driving joint face 8a that supporting base 5a importing formation is initial, guiding is mobile always continuously by unidirectional box spare 6, is only being led by inclined-plane 25a fully with after unidirectional box spare 6 separates, and is moving towards vehicle front side along the plane of Steering gear joint face 8a.At this moment, although apply strong on the Steering gear 1, this power tilts along last direction according to the impulsive force P direction that is applied thereto, but the supporting base 5a that moves apart unidirectional box spare 6 continue with move and the unhelpful frictional influence in not being subjected to move by unidirectional box spare 6 identical attitude when initial flat Steering gear joint face 8a moves by first 26 and second 25.Therefore, Steering gear 1 does not change moving direction at its longitudinal travel, has absorbed impact energy thus.Therefore, though when around device when the Steering gear 1, Steering gear 1 also continues to move and does not change moving direction, thus Steering gear 1 not with device interference on every side.
Therefore, the move operation of requirement can be guaranteed, and can obtain to have shock absorbing effect by enough moving.Particularly, only on unidirectional box spare 6, apply impulsive force, therefore can realize by the impulsive force value that requires and to move, can guarantee impact absorption reliably by the utmost point by second 25.In addition, owing to only form second 25 in such part, this part is positioned at the unidirectional box spare 6 in back and has just moved the back near near the position the carriage end, therefore can form second 25 easily.
Fig. 5 has shown the second embodiment of the present invention.According to this embodiment, do not resemble for second 25 in first embodiment and constitute by inclined-plane thereon, whole substantially position, but only be the leading section that intersects with initial Steering gear joint face 8a, it is made of inclined plane part 25a, other parts are formed by plane 25b, and plane 25b has by first 26 height identical with the position that is connected with unidirectional box spare 6 that limit.And, obtain the effect identical with first embodiment according to the structure that adopts second 25.
The invention is not restricted to the foregoing description, and can change in the various modes that do not deviate from spirit of the present invention.
For example, although adopted the connection structure that connects the Steering gear sidepiece in the above-described embodiments, the present invention is not limited to this.But the present invention is also applicable to the structure of supporting Steering gear downside or the structure of supporting Steering gear upside and downside.
Claims (4)
1, a kind of impact absorbing structure of Steering gear is used to support Steering gear, with when Steering gear being applied the impulsive force that points to car body the place ahead, makes its side shifting before the car body, comprising:
The Steering gear joint face is formed on described vehicle body side and extends along the fore-and-aft direction of vehicle;
Carriage is arranged on the described Steering gear; And
Supporter is connected on the Steering gear joint face and supports described carriage;
Wherein when applying described impulsive force, described supporter makes described carriage shift to the front side of vehicle with respect to the Steering gear joint face, and simultaneously described carriage keeps the spacing with described Steering gear joint face;
Wherein the Steering gear joint face comprises first of being connected in described supporter and second of forming on side in face of described first, when described carriage is subjected to described impact force action and shifts to vehicle front side, even after described carriage broke away from supporter, described second face also formed with described carriage and contacts; And
Wherein said second than described first outstanding.
2, the impact absorbing structure of Steering gear as claimed in claim 1 is characterized in that, described second from described first outstanding roughly identical amount with described distance.
3, the impact absorbing structure of Steering gear as claimed in claim 1 is characterized in that, described Steering gear joint face comprises connection described first and described second inclined-plane.
4, the impact absorbing structure of Steering gear as claimed in claim 1 is characterized in that, forms described carriage on the every end of band-like body, and described carriage comprises the supporting base that is plate shape of horizontal expansion; And
Wherein each supporting base is supported by each Steering gear joint face by described supporter respectively.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP242399/2001 | 2001-08-09 | ||
| JP2001242399A JP4543595B2 (en) | 2001-08-09 | 2001-08-09 | Steering column mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1401528A true CN1401528A (en) | 2003-03-12 |
| CN1256257C CN1256257C (en) | 2006-05-17 |
Family
ID=19072674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021286647A Expired - Fee Related CN1256257C (en) | 2001-08-09 | 2002-08-09 | Steering column collision absorbing structure |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP4543595B2 (en) |
| KR (1) | KR100472535B1 (en) |
| CN (1) | CN1256257C (en) |
| MY (1) | MY135308A (en) |
| TW (1) | TW546214B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100431894C (en) * | 2005-11-15 | 2008-11-12 | 现代自动车株式会社 | Mounting structure of steering column locking device |
| CN102481946A (en) * | 2010-08-26 | 2012-05-30 | 日本精工株式会社 | Shock-absorbing steering device |
| CN102958781A (en) * | 2010-11-15 | 2013-03-06 | 日本精工株式会社 | Support device for steering column |
| CN103201159A (en) * | 2011-11-07 | 2013-07-10 | 日本精工株式会社 | Steering apparatus |
| CN104290801A (en) * | 2013-07-19 | 2015-01-21 | 株式会社捷太格特 | Steering apparatus |
| CN109843697A (en) * | 2016-10-14 | 2019-06-04 | 蒂森克虏伯普利斯坦股份公司 | The steering column of automobile and the manufacturing method of steering column |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101126251B1 (en) | 2005-11-25 | 2012-03-19 | 현대자동차주식회사 | A mounting unit of a steering column |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6022470U (en) * | 1983-07-22 | 1985-02-15 | 富士機工株式会社 | Mounting structure of vehicle steering device |
| JP2556510B2 (en) * | 1987-04-30 | 1996-11-20 | 富士機工株式会社 | Steering column mounting structure |
| JPH03279085A (en) * | 1990-03-28 | 1991-12-10 | Suzuki Motor Corp | Steering column supporting device |
| JP3783429B2 (en) * | 1998-09-25 | 2006-06-07 | スズキ株式会社 | Car steering device |
-
2001
- 2001-08-09 JP JP2001242399A patent/JP4543595B2/en not_active Expired - Fee Related
-
2002
- 2002-08-06 TW TW091117645A patent/TW546214B/en not_active IP Right Cessation
- 2002-08-06 KR KR10-2002-0046323A patent/KR100472535B1/en active IP Right Grant
- 2002-08-07 MY MYPI20022945A patent/MY135308A/en unknown
- 2002-08-09 CN CNB021286647A patent/CN1256257C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100431894C (en) * | 2005-11-15 | 2008-11-12 | 现代自动车株式会社 | Mounting structure of steering column locking device |
| CN102481946A (en) * | 2010-08-26 | 2012-05-30 | 日本精工株式会社 | Shock-absorbing steering device |
| CN102481946B (en) * | 2010-08-26 | 2014-03-19 | 日本精工株式会社 | Shock-absorbing steering device |
| CN102958781A (en) * | 2010-11-15 | 2013-03-06 | 日本精工株式会社 | Support device for steering column |
| CN102958781B (en) * | 2010-11-15 | 2015-04-08 | 日本精工株式会社 | Support device for steering column |
| CN103201159A (en) * | 2011-11-07 | 2013-07-10 | 日本精工株式会社 | Steering apparatus |
| CN103201159B (en) * | 2011-11-07 | 2015-09-16 | 日本精工株式会社 | Steering hardware |
| CN104290801A (en) * | 2013-07-19 | 2015-01-21 | 株式会社捷太格特 | Steering apparatus |
| CN109843697A (en) * | 2016-10-14 | 2019-06-04 | 蒂森克虏伯普利斯坦股份公司 | The steering column of automobile and the manufacturing method of steering column |
Also Published As
| Publication number | Publication date |
|---|---|
| TW546214B (en) | 2003-08-11 |
| JP2003054425A (en) | 2003-02-26 |
| KR20030014600A (en) | 2003-02-19 |
| JP4543595B2 (en) | 2010-09-15 |
| KR100472535B1 (en) | 2005-03-08 |
| MY135308A (en) | 2008-03-31 |
| CN1256257C (en) | 2006-05-17 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060517 Termination date: 20200809 |