CN105109544A - Automobile steering column assembly and collapse energy absorbing device thereof - Google Patents
Automobile steering column assembly and collapse energy absorbing device thereof Download PDFInfo
- Publication number
- CN105109544A CN105109544A CN201510516038.9A CN201510516038A CN105109544A CN 105109544 A CN105109544 A CN 105109544A CN 201510516038 A CN201510516038 A CN 201510516038A CN 105109544 A CN105109544 A CN 105109544A
- Authority
- CN
- China
- Prior art keywords
- crumple
- energy absorption
- absorption device
- guide groove
- mounting bracket
- 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.)
- Pending
Links
Landscapes
- Steering Controls (AREA)
Abstract
The invention discloses an automobile steering column assembly and a collapse energy absorbing device thereof. The collapse energy absorbing device comprises an installation support fixedly connected with an automobile body and a pull and release lock connected with the installation support and further comprises an adjustment mechanism support connected with an upper column pipe. A guide groove is formed in the installation support. A guide wheel is installed in the guide groove in a sliding manner and fixedly connected with the adjustment mechanism support through a fixing bolt. The installation support and the pull and release lock are fixedly connected through a fastener. The pull and release lock is connected with the adjustment mechanism support through a collapse piece. Therefore, the collapse energy absorbing device cannot be separated from the installation support in the collapse process, a steering wheel is prevented from falling excessively when a steering column collapses, the safety of the legs of a driver is guaranteed, and the buffering performance is improved through sliding movement between the guide wheel and the guide groove.
Description
Technical field
The present invention relates to automobile steering system technical field, particularly relate to a kind of crumple energy absorption device for automobile turning pipe pillar assembly.The invention still further relates to a kind of automobile turning pipe pillar assembly comprising above-mentioned crumple energy absorption device.
Background technology
Along with the development of Domestic Automotive Industry and improving constantly of car mass, also more and more higher to the requirements for quality of auto parts and components.Steering column is the mechanism action of pilot control steering handwheel being passed to deflector, and outer column jecket plays a supportive role, and is fixed on Guan Liang by mounting bracket, the moment of torsion of inner axis of heart direction of transfer dish; When car load generation severe crash, the part generating portion fracture in the crumple energy absorption device on steering column, to realize the crumple of steering column in suitable distance, thus reduces bearing circle to the injury of navigating mate.
As shown in Figure 1, crumple energy absorption device for steering column comprises and pulls lock 11, upper mounting bracket 12 and injection moulding pin, wherein, pull lock 11 to be connected with steering column bolt, upper mounting bracket 12 and vehicle frame Joint, pull on lock 11 and upper mounting bracket 12 and respectively have four via holes one to one, and lock 11 will be pulled by injection moulding pin and be connected with upper mounting bracket 12; When colliding, the injection moulding pin power that is hit is cut off, and in the process of cutting off, pulls lock 11 absorption portion impact energy, and cut off post-tensioning lock-off 11 and depart from upper mounting bracket 12, steering column is separated with vehicle body.
But, during existing steering column generation crumple, pull lock to cut off with upper mounting bracket and be separated, steering column departs from pipe beam and falls under gravity together with bearing circle, chaufeur leg is damaged, and bearing circle moves down and can move down with safety air bag, makes driver head contact with safety air bag completely, hinders the performance of safety air bag buffer action.
Therefore, provide a kind of crumple energy absorption device for column assy, make it avoid bearing circle to fall when steering column generation crumple, ensure chaufeur leg safety, and improve cushion characteristic, just become those skilled in the art's problem demanding prompt solution.
Summary of the invention
The object of this invention is to provide a kind of crumple energy absorption device for column assy, make it avoid bearing circle excessively to fall when steering column generation crumple, ensure chaufeur leg safety, and improve cushion characteristic.Another object of the present invention is to provide a kind of column assy comprising above-mentioned crumple energy absorption device.
To achieve these goals, the invention provides a kind of crumple energy absorption device for automobile turning pipe pillar assembly, comprise the mounting bracket affixed with vehicle body and be connected with described mounting bracket pull lock; Also comprise the regulating mechanism support be connected with upper column jecket, described mounting bracket offers guide groove, be slidably fitted with track adjusting wheel in described guide groove, described track adjusting wheel is fixedly connected with described regulating mechanism support by bolt of rear end plate; Described mounting bracket with described pull to lock be fixedly connected with by fastener, described in pull lock be connected by crumple part with described regulating mechanism support.
Preferably, described fastener is through described mounting bracket and the described set pin pulling lock.
Preferably, described crumple part is injection moulding pin.
Preferably, described track adjusting wheel comprises the first round platform portion and the second round platform portion, and the external diameter in described first round platform portion is less than the external diameter in described second round platform portion, and described first round platform clan enters in described guide groove, and described second round platform portion is overlapped in the both sides of described guide groove.
The present invention also provides a kind of automobile turning pipe pillar assembly, and comprise column jecket and the crumple energy absorption device being installed on described upper column jecket, described crumple energy absorption device is crumple energy absorption device as above.
Crumple energy absorption device provided by the present invention be used for automobile turning pipe pillar assembly, comprise the mounting bracket affixed with vehicle body and be connected with described mounting bracket pull lock; Also comprise the regulating mechanism support be connected with upper column jecket, described mounting bracket offers guide groove, be slidably fitted with track adjusting wheel in described guide groove, described track adjusting wheel is fixedly connected with described regulating mechanism support by bolt of rear end plate; Described mounting bracket with described pull to lock be fixedly connected with by fastener, described in pull lock be connected by crumple part with described regulating mechanism support.
When colliding, above-mentioned crumple part cuts off post-tensioning lock-off and regulating mechanism support departs from, mounting bracket is connected with vehicle body and keeps fixing, steering column epimere does axial crumple along guide groove, friction of rolling now between track adjusting wheel and guide groove also can absorb a part of impact energy, can also by the size of the screw-down torque adjustment friction of rolling of adjustment track adjusting wheel bolt of rear end plate; Like this, this crumple energy absorption device can not be separated with mounting bracket when crumple, thus avoids bearing circle and excessively fall when steering column generation crumple, ensure that chaufeur leg safety, and by the slip between track adjusting wheel and guide groove, improves cushion characteristic.
In a preferred embodiment, in crumple energy absorption device provided by the present invention, its track adjusting wheel comprises the first round platform portion and the second round platform portion, the external diameter in described first round platform portion is less than the external diameter in described second round platform portion, described first round platform clan enters in described guide groove, described second round platform portion is overlapped in the both sides of described guide groove, so that the sliding block joint reliability improved between track adjusting wheel and guide groove and convenience.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the present invention, for those of ordinary skill in the art, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of typical crumple energy absorption device in prior art;
Fig. 2 is the structural representation of a kind of detailed description of the invention of crumple energy absorption device provided by the present invention;
Fig. 3 is for pulling the part sectional view of latching segment in the energy absorption device of crumple shown in Fig. 2;
Fig. 4 is the part sectional view of targeting moiety in the energy absorption device of crumple shown in Fig. 2.
Description of reference numerals:
In FIG: 11-pulls mounting bracket on lock 12-
In Fig. 2-Fig. 4: 21-mounting bracket 22-pulls lock 23-regulating mechanism support 24-guide groove 25-track adjusting wheel 26-bolt of rear end plate 27-set pin 28-injection moulding pin
Detailed description of the invention
The core of invention is to provide and a kind ofly pulls structure for column assy, makes it avoid bearing circle excessively to fall when steering column generation crumple, ensures chaufeur leg safety, and improve cushion characteristic.Another core of the present invention is to provide and a kind ofly comprises the above-mentioned column assy pulling structure.
In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with accompanying drawing, the present invention is further detailed.
Please refer to Fig. 2-Fig. 4, Fig. 2 is the structural representation of a kind of detailed description of the invention of crumple energy absorption device provided by the present invention; Fig. 3 is for pulling the part sectional view of latching segment in the energy absorption device of crumple shown in Fig. 2; Fig. 4 is the part sectional view of targeting moiety in the energy absorption device of crumple shown in Fig. 2.
In a kind of detailed description of the invention, crumple energy absorption device provided by the present invention be used for automobile turning pipe pillar assembly, comprise the mounting bracket 21 affixed with vehicle body and be connected with described mounting bracket 21 pull lock 22; Also comprise the regulating mechanism support 23 be connected with upper column jecket, described mounting bracket 21 offers guide groove 24, be slidably fitted with track adjusting wheel 25 in described guide groove 24, described track adjusting wheel 25 is fixedly connected with described regulating mechanism support 23 by bolt of rear end plate 26; Described mounting bracket 21 is fixedly connected with by fastener with the described lock 22 that pulls, described in pull lock 22 and be connected by crumple part with described regulating mechanism support 23.
Particularly, described fastener is through described mounting bracket 21 and the described set pin 27 pulling lock 22, with simplified structure, reduces production and processing cost.This fastener also can be the structure such as bolt or thread-forming screw; Above-mentioned crumple part can for injection moulding pin 28 or injection moulding block etc. be by the version that can occur when shearing to rupture.
When colliding, above-mentioned crumple part is cut off post-tensioning lock-off 22 and is departed from regulating mechanism support 23, mounting bracket 21 is connected with vehicle body and keeps fixing, steering column epimere does axial crumple along guide groove 24, friction of rolling now between track adjusting wheel 25 and guide groove 24 also can absorb a part of impact energy, can also by the size of the screw-down torque adjustment friction of rolling of adjustment bolt of rear end plate 26; Like this, this crumple energy absorption device can not be separated with mounting bracket 21 when crumple, thus avoids bearing circle and excessively fall when steering column generation crumple, ensure that chaufeur leg safety, and by the slip between track adjusting wheel 25 and guide groove 24, improve cushion characteristic.
Further, above-mentioned track adjusting wheel 25 comprises the first round platform portion and the second round platform portion, the external diameter in described first round platform portion is less than the external diameter in described second round platform portion, described first round platform clan enters in described guide groove 24, described second round platform portion is overlapped in the both sides of described guide groove 24, so that the sliding block joint reliability improved between track adjusting wheel 25 and guide groove 24 and convenience.Apparently, track adjusting wheel 25 is also not limited to said structure, also can be form thick between the detail of two ends, now can offer guide rail at the sidewall of guide groove 24, part thick for centre be snapped in guide rail, and realize sliding block joint.
It is pointed out that ordinal numbers such as " first, second " described in literary composition, is the different structure in order to distinguish same names, only for convenience, does not represent certain order, more should not be construed as any restriction.
Except above-mentioned crumple energy absorption device, the present invention also provides a kind of automobile turning pipe pillar assembly comprising above-mentioned crumple energy absorption device, and other Each part of this automobile turning pipe pillar assembly please refer to prior art, do not repeat them here.
Mode above only by illustrating describes some one exemplary embodiment of the present invention, undoubtedly, for those of ordinary skill in the art, when without departing from the spirit and scope of the present invention, can revise described embodiment by various different mode.Therefore, above-mentioned accompanying drawing is illustrative with being described in essence, should not be construed as the restriction to the claims in the present invention protection domain.
Claims (5)
1., for a crumple energy absorption device for automobile turning pipe pillar assembly, comprise the mounting bracket (21) affixed with vehicle body and pulling of being connected with described mounting bracket (21) is locked (22); It is characterized in that, also comprise the regulating mechanism support (23) be connected with upper column jecket, described mounting bracket (21) offers guide groove (24), be slidably fitted with track adjusting wheel (25) in described guide groove (24), described track adjusting wheel (25) is fixedly connected with described regulating mechanism support (23) by bolt of rear end plate (26); Described mounting bracket (21) is locked (22) be fixedly connected with by fastener with described being pulled, described in pull lock (22) and be connected by crumple part with described regulating mechanism support (23).
2. crumple energy absorption device according to claim 1, is characterized in that, described fastener is through described mounting bracket (21) and the described set pin (27) pulling lock (22).
3. crumple energy absorption device according to claim 2, is characterized in that, described crumple part is injection moulding pin (28).
4. the crumple energy absorption device according to any one of claim 1-3, it is characterized in that, described track adjusting wheel (25) comprises the first round platform portion and the second round platform portion, the external diameter in described first round platform portion is less than the external diameter in described second round platform portion, described first round platform clan enters in described guide groove (24), and described second round platform portion is overlapped in the both sides of described guide groove (24).
5. an automobile turning pipe pillar assembly, comprise column jecket and the crumple energy absorption device being installed on described upper column jecket, it is characterized in that, described crumple energy absorption device is the crumple energy absorption device as described in any one of claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510516038.9A CN105109544A (en) | 2015-08-19 | 2015-08-19 | Automobile steering column assembly and collapse energy absorbing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510516038.9A CN105109544A (en) | 2015-08-19 | 2015-08-19 | Automobile steering column assembly and collapse energy absorbing device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105109544A true CN105109544A (en) | 2015-12-02 |
Family
ID=54657740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510516038.9A Pending CN105109544A (en) | 2015-08-19 | 2015-08-19 | Automobile steering column assembly and collapse energy absorbing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105109544A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106553687A (en) * | 2016-11-25 | 2017-04-05 | 安徽江淮汽车集团股份有限公司 | A kind of steering column installation structure assembly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202783335U (en) * | 2012-07-18 | 2013-03-13 | 奇瑞汽车股份有限公司 | Collision anti-shedding mechanism for steering column |
| CN203186402U (en) * | 2013-04-09 | 2013-09-11 | 重庆长安汽车股份有限公司 | Crumpling type energy-absorbing steering column assembly |
| EP2657104A1 (en) * | 2010-12-21 | 2013-10-30 | NSK Ltd. | Support device for steering column |
| CN203372283U (en) * | 2013-07-31 | 2014-01-01 | 安徽江淮汽车股份有限公司 | Automobile steering column crumple energy-absorption structure |
| CN203854711U (en) * | 2014-03-31 | 2014-10-01 | 奇瑞汽车股份有限公司 | Steering tubular column collapse anti-falling mechanism and steering system |
| CN204161436U (en) * | 2014-10-23 | 2015-02-18 | 北汽福田汽车股份有限公司 | A kind of column assy and there is its vehicle |
| CN204895552U (en) * | 2015-08-19 | 2015-12-23 | 安徽江淮汽车股份有限公司 | Car steering column assembly and routed energy -absorbing device that contracts thereof |
-
2015
- 2015-08-19 CN CN201510516038.9A patent/CN105109544A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2657104A1 (en) * | 2010-12-21 | 2013-10-30 | NSK Ltd. | Support device for steering column |
| CN202783335U (en) * | 2012-07-18 | 2013-03-13 | 奇瑞汽车股份有限公司 | Collision anti-shedding mechanism for steering column |
| CN203186402U (en) * | 2013-04-09 | 2013-09-11 | 重庆长安汽车股份有限公司 | Crumpling type energy-absorbing steering column assembly |
| CN203372283U (en) * | 2013-07-31 | 2014-01-01 | 安徽江淮汽车股份有限公司 | Automobile steering column crumple energy-absorption structure |
| CN203854711U (en) * | 2014-03-31 | 2014-10-01 | 奇瑞汽车股份有限公司 | Steering tubular column collapse anti-falling mechanism and steering system |
| CN204161436U (en) * | 2014-10-23 | 2015-02-18 | 北汽福田汽车股份有限公司 | A kind of column assy and there is its vehicle |
| CN204895552U (en) * | 2015-08-19 | 2015-12-23 | 安徽江淮汽车股份有限公司 | Car steering column assembly and routed energy -absorbing device that contracts thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106553687A (en) * | 2016-11-25 | 2017-04-05 | 安徽江淮汽车集团股份有限公司 | A kind of steering column installation structure assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8833799B2 (en) | Steering column for vehicle | |
| US6264239B1 (en) | Steering column arrangement for a motor vehicle | |
| US9688222B2 (en) | Steering apparatus | |
| JP6200966B2 (en) | Rail vehicle collision energy absorber | |
| WO2013134591A3 (en) | Internally collapsible steering column assembly | |
| US20110041643A1 (en) | Steering column | |
| CN202716925U (en) | Steering column collapsing, guiding and energy absorbing mechanism | |
| CN107667051B (en) | Steering column and energy absorption device for a motor vehicle | |
| US20130133461A1 (en) | Energy absorbing steering column assembly | |
| CN102481947A (en) | Energy-absorbing steering device | |
| CN204432744U (en) | A kind of energy absorber of steering column and steering column | |
| CN110979384A (en) | Crushing pipe bending resistance device for motor train unit | |
| CN103359154A (en) | Vehicle steering pipe post collapse energy-absorbing structure | |
| RU2767085C1 (en) | Motor vehicle steering column assembly and motor vehicle | |
| CN102145704B (en) | Protective mechanism for collision collapse of steering column | |
| CN204895552U (en) | Car steering column assembly and routed energy -absorbing device that contracts thereof | |
| CN105109544A (en) | Automobile steering column assembly and collapse energy absorbing device thereof | |
| US11066094B2 (en) | Steering column assembly | |
| ATE358619T1 (en) | COLLAPSIBLE STEERING COLUMN | |
| CN204871162U (en) | Car steering column assembly and draw and take off structure thereof | |
| CN203438963U (en) | Automobile anti-collision beam | |
| CN106985776B (en) | Guiding rigidity compensation device of anti-collision structure | |
| CN116461594A (en) | Electrically adjustable steering column and electric power steering system | |
| CN203819315U (en) | Automobile steering tubular column assembly | |
| CN202911794U (en) | Collision energy-absorption mechanism for car steering column |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151202 |
|
| RJ01 | Rejection of invention patent application after publication |