CN102963415B - Four-way regulates energy absorbing vehicle Steering gear - Google Patents

Four-way regulates energy absorbing vehicle Steering gear Download PDF

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Publication number
CN102963415B
CN102963415B CN201210512617.2A CN201210512617A CN102963415B CN 102963415 B CN102963415 B CN 102963415B CN 201210512617 A CN201210512617 A CN 201210512617A CN 102963415 B CN102963415 B CN 102963415B
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Prior art keywords
chute
tube column
steering gear
vehicle steering
way
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CN102963415A (en
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杨洪斌
候小玉
杨渝民
刘勇
严彬
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SICHUAN MIANYANG SANLI CO Ltd
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SICHUAN MIANYANG SANLI CO Ltd
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Abstract

The invention discloses a kind of four-way and regulate energy absorbing vehicle Steering gear, comprising: the tube column of integral structure, in its endoporus, be provided with the steering shaft of integral structure; Be arranged at the hinged support on tube column, axis hinged support offered along tube column extends the first chute; By the lower bracket that hinging pin shaft is connected with hinged support, hinging pin shaft is through lower bracket and the first chute; Be arranged at the permanent seat on tube column, axis permanent seat offered along tube column extends the second chute; By the upper bracket regulating bearing pin to be connected with permanent seat, regulate bearing pin through upper bracket and the second chute; Be arranged at the energy-absorption bracket on tube column, axis energy-absorption bracket offered along tube column extends, and the energy-absorbing groove, energy-absorbing groove and the hinging pin shaft interference fit that are communicated with the first chute.Four-way provided by the invention regulates energy absorbing vehicle Steering gear, for one-part form, the moveable steering column of V2 point, structure is simple, and cost is lower.

Description

Four-way regulates energy absorbing vehicle Steering gear
Technical field
The present invention relates to steering column for vehicles technical field, particularly a kind of four-way regulates energy absorbing vehicle Steering gear.
Background technology
As everyone knows, after collision happens, kinematic velocity changes a lot instantaneously, and passenger can continue preshoot due to inertia, collide with hard thing such as bearing circle, the instrument carrier panel etc. in front in car, i.e. secondary collision, and the secondary collision major cause that occupant is injured often, General Requirements Steering gear has crumple function.
General four-way regulates steering column, because of the space constraint under arrangement, the V2 point (upper cardan center-point) of steering column is much that requirement is fixed, then steering column need be fixed, but in order to realize axial adjustment, by steering column segmentation, wherein need fix for one section, another section of slip, middle two intersegmental connections and slip mechanism are set again, this kind of constructional delails and processing technology more complicated, matching requirements are higher, thus cost is higher.
If car load space is enough, the adjustable range that can satisfy the demands, allow V2 point can be movable, then steering column just can realize overall axial slip, so steering column just can be designed to one-part form structure, just can avoid constructional delails and processing technology more complicated, matching requirements are higher, the defect that cost is higher.
Therefore, how after steering column is designed to one-part form, solves four-way and regulate and the problem of crumple, become the technical matters that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of four-way and regulate energy absorbing vehicle Steering gear, with after steering column is designed to one-part form, solve the problem of four-way adjustment and crumple.
For achieving the above object, the invention provides following technical scheme:
A kind of four-way regulates energy absorbing vehicle Steering gear, comprising:
The tube column of integral structure, is provided with the steering shaft of integral structure in its endoporus;
Be arranged at the hinged support on described tube column, the axis described hinged support offered along described tube column extends the first chute;
By the lower bracket that hinging pin shaft is connected with described hinged support, described hinging pin shaft is through described lower bracket and described first chute;
Be arranged at the permanent seat on described tube column, the axis described permanent seat offered along described tube column extends the second chute;
By the upper bracket regulating bearing pin to be connected with described permanent seat, described adjustment bearing pin is through described upper bracket and described second chute;
Be arranged at the energy-absorption bracket on described tube column, the axis described energy-absorption bracket offered along described tube column extends, and the energy-absorbing groove, described energy-absorbing groove and the described hinging pin shaft interference fit that are communicated with described first chute.
Preferably, regulate in energy absorbing vehicle Steering gear in above-mentioned four-way, also comprise and being sheathed on described hinging pin shaft, and be positioned at the plastic slide block of described first chute.
Preferably, regulate in energy absorbing vehicle Steering gear in above-mentioned four-way, described plastic slide block is provided with the positioning plate be positioned at outside described first chute.
Preferably, regulate in energy absorbing vehicle Steering gear in above-mentioned four-way, also comprise and being sheathed on described adjustment bearing pin, and be positioned at the plastics sliding sleeve of described second chute.
Preferably, regulate in energy absorbing vehicle Steering gear in above-mentioned four-way, one end of described adjustment bearing pin is provided with jam nut, and the other end is provided with regulating handle, and described regulating handle and described upper bracket are provided with mutually engageable adjusting cam.
Preferably, regulate in energy absorbing vehicle Steering gear in above-mentioned four-way, described adjusting cam comprises:
Be fixed on the first cam on described adjustment bearing pin, described first cam is provided with cam structure near the end face of described upper bracket;
Be fixed on the second cam on described upper bracket, described second cam is provided with the cam structure engageable with the cam structure of described first cam away from the end face of described upper bracket.
Preferably, regulate in energy absorbing vehicle Steering gear in above-mentioned four-way, also comprise the corrugated gasket be fixed on described hinging pin shaft.
Preferably, regulate in energy absorbing vehicle Steering gear in above-mentioned four-way, described corrugated gasket is arranged at one end of described hinging pin shaft, and the other end of described hinging pin shaft is provided with jam nut.
Preferably, regulate in energy absorbing vehicle Steering gear in above-mentioned four-way, described hinging pin shaft and described adjustment bearing pin are bolt.
Preferably, regulate in energy absorbing vehicle Steering gear in above-mentioned four-way, described permanent seat and described hinged support are all welded on described tube column.
As can be seen from above-mentioned technical scheme, four-way provided by the invention regulates energy absorbing vehicle Steering gear, for one-part form, the moveable steering column of V2 point, structure is simple, and cost is lower.The present invention realizes rotating by hinging pin shaft, and realized the axial adjustment of tube column by the first chute and the second chute, the size interference of hinging pin shaft and energy-absorbing groove realizes crumple energy-absorbing.When vehicle is subject to the shock from front, tube column is subject to secondary collision, and upper attachment point place deviates from, and Impact energy does not release, and tube column continues that longitudinal travel occurs and moves down, and now hinging pin shaft enters energy-absorbing groove.Be interference fit size between hinging pin shaft and energy-absorbing groove, so the friction force that generation one is larger, tube column continues steady longitudinal travel in specific scope, and then Impact energy more than complete absorption of residual.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the four-way adjustment energy absorbing vehicle Steering gear that Fig. 1 provides for the embodiment of the present invention;
The local structure schematic diagram of the four-way adjustment energy absorbing vehicle Steering gear that Fig. 2 provides for the embodiment of the present invention;
Four-way after the carrier parts of dismantling that Fig. 3 provides for the embodiment of the present invention regulates the local structure schematic diagram of energy absorbing vehicle Steering gear;
The four-way of another angle that Fig. 4 provides for the embodiment of the present invention regulates the structural representation of energy absorbing vehicle Steering gear;
The structural representation of the adjusting cam that Fig. 5 provides for the embodiment of the present invention;
The structural representation of the corrugated gasket that Fig. 6 provides for the embodiment of the present invention;
The cutaway view of the four-way adjustment energy absorbing vehicle Steering gear cross-sectional plane that Fig. 7 provides for the embodiment of the present invention;
The partial enlarged drawing at the energy-absorbing frame place of the four-way adjustment energy absorbing vehicle Steering gear that Fig. 8 provides for the embodiment of the present invention.
Detailed description of the invention
The invention discloses a kind of four-way and regulate energy absorbing vehicle Steering gear, with after steering column is designed to one-part form, solve the problem of four-way adjustment and crumple.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, Fig. 2 and Fig. 8, the structural representation of the four-way adjustment energy absorbing vehicle Steering gear that Fig. 1 provides for the embodiment of the present invention, the local structure schematic diagram of the four-way adjustment energy absorbing vehicle Steering gear that Fig. 2 provides for the embodiment of the present invention, the partial enlarged drawing at the energy-absorbing frame place of the four-way adjustment energy absorbing vehicle Steering gear that Fig. 8 provides for the embodiment of the present invention.
The four-way that the embodiment of the present invention provides regulates energy absorbing vehicle Steering gear, comprises tube column 8, hinged support 4, lower bracket 1, permanent seat 6, upper bracket 2 and energy-absorption bracket 15.
Wherein, tube column 8 is integral type structure, is provided with the steering shaft 9 of integral structure in its endoporus, realizes transmitting torque thus carries out the function that turns to.Hinged support 4 is arranged on tube column 8, and axis hinged support 4 offered along tube column 8 extends the first chute.
Lower bracket 1 is connected with hinged support 4 by hinging pin shaft 5, and hinging pin shaft 5 is through lower bracket 1 and the first chute, and tube column 8 can rotate along hinging pin shaft 5, and hinging pin shaft 5 also can along the first slide.
Permanent seat 6 is arranged on tube column 8, and axis permanent seat 6 offered along tube column 8 extends the second chute.Upper bracket 2 is connected with permanent seat 6 by regulating bearing pin 7, regulates bearing pin 7 through upper bracket 2 and the second chute, tube column 8 can be adjusted vertically.
Energy-absorption bracket 15 is arranged on tube column 8, and axis energy-absorption bracket 15 offered along tube column 8 extends, and the energy-absorbing groove be communicated with the first chute, energy-absorbing groove and hinging pin shaft 5 interference fit.
Four-way provided by the invention regulates energy absorbing vehicle Steering gear, for one-part form, the moveable steering column of V2 point 3, simply, cost is lower for structure.The present invention realizes rotating by hinging pin shaft 5, is realized the axial adjustment of tube column 8 by the first chute and the second chute, and hinging pin shaft 5 realizes crumple energy-absorbing with the size interference of energy-absorbing groove.When vehicle is subject to the shock from front, tube column 8 is subject to secondary collision, and upper attachment point place deviates from, and Impact energy does not release, and tube column 8 continues that longitudinal travel occurs and moves down, and now hinging pin shaft 5 enters energy-absorbing groove.Be interference fit size between hinging pin shaft 5 and energy-absorbing groove, so the friction force that generation one is larger, tube column 8 continues steady longitudinal travel in specific scope, and then Impact energy more than complete absorption of residual.
Refer to Fig. 3, the four-way after the carrier parts of dismantling that Fig. 3 provides for the embodiment of the present invention regulates the local structure schematic diagram of energy absorbing vehicle Steering gear.
In order to avoid hinging pin shaft 5 and articulated stand 4, and the generation metal friction sound that mutually slides when regulating between adjustment bearing pin 7 and permanent seat 6, and slide into the metal strike sound of end position generation, so be provided with plastic partition broken piece plastic slide block 10 and plastics sliding sleeve 11 each other.Namely the embodiment of the present invention also can comprise and being sheathed on hinging pin shaft 5, and is positioned at the plastic slide block 10 of the first chute, is sheathed on and regulates on bearing pin 7, and be positioned at the plastics sliding sleeve 11 of the second chute.
The embodiment of the present invention by arranging plastic slide block 10 on hinging pin shaft 5, and what make directly to contact with the first chute is plastic slide block 10, and is not metal piece, produces metal friction sound when therefore avoiding hinging pin shaft 5 and articulated stand 4 relative movement.In like manner, the embodiment of the present invention by arranging plastics sliding sleeve 11 on adjustment bearing pin 7, and what make directly to contact with the second chute is plastics sliding sleeve 11, and is not metal piece, therefore avoids when regulating bearing pin 7 and permanent seat 6 relative movement and produces metal friction sound.
In the present invention one specific embodiment, plastic slide block 10 is provided with the positioning plate be positioned at outside the first chute, so that plastic slide block 10 is in place, and prevents plastic slide block 10 from deviating from the first chute.
Refer to Fig. 4-Fig. 6, the four-way of another angle that Fig. 4 provides for the embodiment of the present invention regulates the structural representation of energy absorbing vehicle Steering gear, the structural representation of the adjusting cam that Fig. 5 provides for the embodiment of the present invention, the structural representation of the corrugated gasket that Fig. 6 provides for the embodiment of the present invention.
Tube column 8 in order to can slide control, then has gap between part.Between plastic slide block 10 and articulated stand 4, between plastic slide block 10 and hinging pin shaft 5, between plastics sliding sleeve 11 and permanent seat 6, between plastics sliding sleeve 11 and adjustment bearing pin 7, and between upper bracket 2 and permanent seat 6, between lower bracket 1 and plastic slide block 10, all have gap, in order to avoid the overall excessive clearance between these parts causes vibrating generation noise when driving, except by the size design between part except in a rational processing range, also must have and eliminate the structure in these gaps.
So regulate one end of bearing pin 7 to be provided with jam nut, the other end is provided with regulating handle, and regulating handle and upper bracket 2 are provided with the adjusting cam 13 cooperatively interacted.Adjusting cam 13 in regulating mechanism produces a lift after locking engagement, regulates the clamping of the part on bearing pin 7 to make it that elastic deformation occur, thus eliminate the gap between part by being series at.
In the present invention one specific embodiment, adjusting cam 13 comprises the first cam 132 and the second cam 131.
Wherein, the first cam 132 is fixed on and regulates on bearing pin 7, and the first cam 132 is provided with cam structure near the end face of upper bracket 2.Second cam 131 is fixed on upper bracket 2, and the second cam 131 is provided with the cam structure engageable with the cam structure of the first cam 132 away from the end face of upper bracket 2.When the first cam 132 and the second cam 131 rotate mutually, locking can be there is and loosen two states, and produce a lift after locking engagement, regulating the clamping of the part on bearing pin 7 to make it that elastic deformation occur by being series at, thus eliminate the gap between part.
In addition, at lower bracket 1 place, because of to ensure slide while its sliding force can not be excessive, so be provided with the corrugated gasket 12 that can produce elastic deformation under low-force, namely the present invention also comprises the corrugated gasket 12 be fixed on hinging pin shaft 5.
Refer to Fig. 7, the cutaway view of the four-way adjustment energy absorbing vehicle Steering gear cross-sectional plane that Fig. 7 provides for the embodiment of the present invention.
When carrying out accessory size chain design calculation, ensure that corrugated gasket 12 height has an amount of compression.Corrugated gasket 12 is arranged at one end of hinging pin shaft 5, the other end of hinging pin shaft 5 is provided with jam nut 14, during assembling, used by hinging pin shaft 5 jam nut 14 to carry out screw threads for fastening with lower bracket 1 to connect, hinging pin shaft 5 produces longitudinal travel, step compressing corrugated gasket 12 on hinging pin shaft 5 makes it produce elastic deformation compression, thus generation axial force compresses lower bracket 1 and plastic slide block 10 eliminates gap.
In the present invention one specific embodiment, hinging pin shaft 5 and adjustment bearing pin 7 are bolt.Permanent seat 5, energy-absorption bracket 15 and hinged support 4 are all welded on tube column 8.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (9)

1. four-way regulates an energy absorbing vehicle Steering gear, it is characterized in that, comprising:
The tube column (8) of integral structure, is provided with the steering shaft (9) of integral structure in its endoporus;
Be arranged at the hinged support (4) on described tube column (8), on described hinged support (4), the axis offered along described tube column (8) extends the first chute;
By the lower bracket (1) that hinging pin shaft (5) is connected with described hinged support (4), described hinging pin shaft (5) is through described lower bracket (1) and described first chute, be sheathed on described hinging pin shaft (5), and be positioned at the plastic slide block (10) of described first chute;
Be arranged at the permanent seat (6) on described tube column (8), on described permanent seat (6), the axis offered along described tube column (8) extends the second chute;
By the upper bracket (2) regulating bearing pin (7) to be connected with described permanent seat (6), described adjustment bearing pin (7) is through described upper bracket (2) and described second chute;
Be arranged at the energy-absorption bracket (15) on described tube column (8), the axis described energy-absorption bracket (15) offered along described tube column (8) extends, and the energy-absorbing groove, described energy-absorbing groove and described hinging pin shaft (5) interference fit that are communicated with described first chute.
2. four-way as claimed in claim 1 regulates energy absorbing vehicle Steering gear, and it is characterized in that, described plastic slide block (10) is provided with the positioning plate be positioned at outside described first chute.
3. four-way as claimed in claim 1 regulates energy absorbing vehicle Steering gear, it is characterized in that, also comprises and being sheathed on described adjustment bearing pin (7), and be positioned at the plastics sliding sleeve (11) of described second chute.
4. the four-way as described in any one of claim 1-3 regulates energy absorbing vehicle Steering gear, it is characterized in that, one end of described adjustment bearing pin (7) is provided with jam nut, the other end is provided with regulating handle, and described regulating handle and described upper bracket (2) are provided with mutually engageable adjusting cam (13).
5. four-way as claimed in claim 4 regulates energy absorbing vehicle Steering gear, and it is characterized in that, described adjusting cam (13) comprising:
Be fixed on upper first cam (132) of described adjustment bearing pin (7), described first cam (132) is provided with cam structure near the end face of described upper bracket (2);
Be fixed on upper second cam (131) of described upper bracket (2), described second cam (131) is provided with the cam structure with the camming structure fits of described first cam (132) away from the end face of described upper bracket (2).
6. four-way as claimed in claim 4 regulates energy absorbing vehicle Steering gear, it is characterized in that, also comprises the corrugated gasket (12) be fixed on described hinging pin shaft (5).
7. four-way as claimed in claim 6 regulates energy absorbing vehicle Steering gear, it is characterized in that, described corrugated gasket (12) is arranged at one end of described hinging pin shaft (5), and the other end of described hinging pin shaft (5) is provided with jam nut.
8. the four-way as described in any one of claim 1-3 regulates energy absorbing vehicle Steering gear, and it is characterized in that, described hinging pin shaft (5) and described adjustment bearing pin (7) are bolt.
9. the four-way as described in claim 1-3 any one regulates energy absorbing vehicle Steering gear, and it is characterized in that, described permanent seat (5) and described hinged support (4) are all welded on described tube column (8).
CN201210512617.2A 2012-12-04 2012-12-04 Four-way regulates energy absorbing vehicle Steering gear Active CN102963415B (en)

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103303355B (en) * 2013-05-31 2015-10-28 长城汽车股份有限公司 A kind of automobile steering column adjusting mechanism
CN103273956B (en) * 2013-06-27 2016-05-11 长城汽车股份有限公司 For the steering column assembly of automobile with there is its automobile
CN105473417B (en) * 2013-10-30 2017-04-05 日本精工株式会社 Transfer
CN103754253B (en) * 2014-01-23 2016-02-03 北京长安汽车工程技术研究有限责任公司 Steering column four direction manual adjustment means
CN104960565A (en) * 2015-07-13 2015-10-07 重庆长安汽车股份有限公司 Steering pipe column telescopic structure and steering pipe column assembly
CN105946957A (en) * 2016-05-04 2016-09-21 北京长安汽车工程技术研究有限责任公司 Steering column locking mechanism
CN107472349B (en) * 2017-09-19 2019-11-26 安徽江淮汽车集团股份有限公司 Column tube regulating mechanism under a kind of steering column

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5131286A (en) * 1990-05-08 1992-07-21 The Torrington Company Mechanism for absorbing energy transmitted through a vehicle steering column
JP3906084B2 (en) * 2002-01-25 2007-04-18 株式会社ジェイテクト Tilt steering device
CN201484480U (en) * 2009-09-07 2010-05-26 四川绵阳三力股份有限公司 Adjustable steering column of motor vehicle

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5131286A (en) * 1990-05-08 1992-07-21 The Torrington Company Mechanism for absorbing energy transmitted through a vehicle steering column
JP3906084B2 (en) * 2002-01-25 2007-04-18 株式会社ジェイテクト Tilt steering device
CN201484480U (en) * 2009-09-07 2010-05-26 四川绵阳三力股份有限公司 Adjustable steering column of motor vehicle

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Denomination of invention: Four-way adjusting and energy-absorbing automobile steering column

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Denomination of invention: Steering column of energy absorbing vehicle with four-way adjustment

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Denomination of invention: Four way adjustable energy absorbing car steering column

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