CN103171610A - Energy absorption structure used for motor steering pipe column connecting support - Google Patents
Energy absorption structure used for motor steering pipe column connecting support Download PDFInfo
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- CN103171610A CN103171610A CN2013100961076A CN201310096107A CN103171610A CN 103171610 A CN103171610 A CN 103171610A CN 2013100961076 A CN2013100961076 A CN 2013100961076A CN 201310096107 A CN201310096107 A CN 201310096107A CN 103171610 A CN103171610 A CN 103171610A
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- energy
- absorbing sheet
- elongated slot
- connection bracket
- energy absorption
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Abstract
The invention provides an energy absorption structure used for a motor steering pipe column connecting support. The energy absorption structure used for the motor steering pipe column connecting support comprises an energy absorption sheet which is fixedly connected with a motor body, an energy absorption sheet long groove is formed in the energy absorption sheet, a guide rail is further clamped on the energy absorption sheet and slides along the direction of the axis of the energy absorption sheet long groove, the guide rail is fixedly connected with the connecting support, the guide rail is further connected with an energy absorption block which stretches in the energy absorption sheet long groove, the energy absorption sheet long groove is provided with an installation section, the inner surface of the installation section is corresponding to the outer surface of the energy absorption block, and the width of other sections, except for the installation, of the energy absorption sheet long groove is smaller than the width of the installation section. According to the energy absorption structure used for the motor steering pipe column connecting support, through interference fit of the energy absorption block and the energy absorption sheet long groove, impact energy is converted into deformation energy of the energy absorption sheet, the impact energy can be continuously absorbed in a certain long distance, the structure is simple, assembly is convenient, reliability is high, requirements for the matching precision of all parts are not high, and manufacturing cost is low.
Description
Technical field
The present invention relates to a kind of car steering tube column connection bracket endergonic structure.
Background technology
An investigation shows, when automobile bumped, the major cause that the occupant is injured was that the crew module space is extruded too much.According to the data of test, during frontal impact, when crew department's intrusion amount was 15 centimetres, severely injured rate was 20%, and crew department's intrusion amount is when reaching 61 centimetres, and severely injured rate is up to 52%; When during side impact, crew department's intrusion amount was 8 centimetres, severely injured rate was 22%, and crew department's intrusion amount is when reaching 61 centimetres, and severely injured rate is 100%.If want to protect occupant's safety when automobile bumps, the most important thing is to reduce as much as possible the intrusion in crew module space, allow car body distortion and occupant restraint system (as safety strap, air bag etc.) absorb as much as possible collision energy.
If only in order to satisfy the requirement of under high-strength impact condition (as the crash tests condition), the passenger being protected; design is just simple; as long as far as possible more vehicle body has been used for the crumple energy-absorbing, does so equally and can obtain good result in crash tests., such design car in the routine collision can damage seriously, and the expense that repairs also can allow the people be left speechless.Therefore, the most brilliant technology is, but when in the tolerance range of impulsive force the passenger that collision produces, structure design must can guarantee that car self extent of damage is less when experiencing this type of and be not enough to the people is consisted of the collision of unacceptable injury; But over certain value, structure design must reduce by the crumple energy-absorbing of car again the impulsive force to the passenger when impact strength, and resistance to deformation is wanted in crumple during namely this crumple during this resistance to deformation.
The steering column that present manned vehicle uses, the security requirement of crumple energy-absorbing is arranged when all requiring vehicle collision, wherein the connection bracket energy-absorbing is the important component part of steering column energy-absorbing, and its effect is apparatus with shock absorbing in the process of steering column and vehicle body disengaging.In existing most of structure, the mounting blocks of vehicle body adopts plastic pin to be connected with connection bracket, can only be at crumple stroke 5mm with interior apparatus with shock absorbing during collision, the energy that absorbs is less, thus just need to have on connection bracket a kind of failure-free can be in steering column crumple process the endergonic structure of apparatus with shock absorbings in a large number.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of car steering tube column connection bracket endergonic structure, be used for solving the mounting blocks of prior art vehicle body and the connection structure between connection bracket, can only be at crumple stroke 5mm with interior apparatus with shock absorbing during collision, the problem that the energy of absorption is less.
reach for achieving the above object other relevant purposes, the invention provides a kind of car steering tube column connection bracket endergonic structure, comprise the energy-absorbing sheet, the energy-absorbing sheet is captiveed joint with vehicle body, the energy-absorbing sheet is provided with energy-absorbing sheet elongated slot, also block on the energy-absorbing sheet guide rail is arranged, guide rail slides along the axis direction of energy-absorbing sheet elongated slot, guide rail is captiveed joint with connection bracket, guide rail also is connected with energy absorbent block, energy absorbent block stretches in energy-absorbing sheet elongated slot, energy-absorbing sheet elongated slot is provided with construction section, the inside face of construction section is corresponding with the outside face of energy absorbent block, the width of energy-absorbing sheet elongated slot other section except construction section is less than the width of construction section.
Preferably, energy absorbent block is annulus, and the inside face of the construction section of energy-absorbing sheet elongated slot is arc, and the radius of the inside face of the construction section of energy-absorbing sheet elongated slot is identical with the radius of annulus.
Preferably, guide rail comprises pressing plate, clamp and rivet, and the energy-absorbing sheet is between pressing plate and clamp, and rivet passes pressing plate, energy-absorbing sheet elongated slot, clamp, connection bracket, and pressing plate, clamp and connection bracket are captiveed joint.
Further preferred, pressing plate is provided with the screens hole, and clamp is provided with the grab of walking around energy-absorbing length of a film limit, and grab stretches in the screens hole, and screens hole and grab are fixed along the relative position of the axis direction of energy-absorbing sheet elongated slot, and the axis of energy-absorbing sheet elongated slot is parallel with energy-absorbing length of a film limit.
Further preferred, energy absorbent block is annulus, and annulus is enclosed within on rivet; The inside face of the construction section of energy-absorbing sheet elongated slot is arc, and the radius of the inside face of energy-absorbing sheet elongated slot construction section is identical with the radius of annulus.Further preferred, connection bracket is positioned at clamp away from a side of energy-absorbing sheet, and the both ends of the surface of annulus contact with connection bracket, pressing plate respectively.
Preferably, the energy-absorbing sheet is provided with fixed orifice, and fixed orifice is captiveed joint by mounting blocks with vehicle body.
As mentioned above, car steering tube column connection bracket endergonic structure of the present invention has following beneficial effect:
This car steering tube column connection bracket endergonic structure, interference fit by energy absorbent block and energy-absorbing sheet elongated slot, impact energy is converted into the deflection of energy-absorbing sheet, can be at an interior lasting apparatus with shock absorbing of fixed length distance, simple for structure, easy to assembly, reliability is high, and the quality of fit to each part is all less demanding, low cost of manufacture.
Description of drawings
Fig. 1 is shown as the structural representation that car steering tube column connection bracket of the present invention is used endergonic structure.
Fig. 2 is shown as car steering tube column connection bracket shown in Figure 1 and uses the A-A of endergonic structure to structural representation.
Fig. 3 is shown as car steering tube column connection bracket shown in Figure 1 and uses the B-B of endergonic structure to structural representation.
Fig. 4 is shown as the structural representation that car steering tube column connection bracket shown in Figure 1 is used the energy-absorbing sheet of endergonic structure.
Fig. 5 is shown as the structural representation after car steering tube column connection bracket shown in Figure 1 is used the energy-absorbing crumple of endergonic structure.
Fig. 6 is shown as car steering tube column connection bracket shown in Figure 5 and uses the C-C of endergonic structure to structural representation.
The element numbers explanation
1 energy-absorbing sheet
11 energy-absorbing sheet elongated slots
111 construction sections
12 fixed orifices
2 vehicle bodies
3 guide rails
31 pressing plates
311 screens holes
32 clamps
321 grabs
33 rivets
331 spacing noses
4 connection brackets
5 mounting blocks
6 energy absorbent block
The specific embodiment
Below by particular specific embodiment explanation embodiments of the present invention, person skilled in the art scholar can understand other advantages of the present invention and effect easily by the disclosed content of this specification sheets.
See also Fig. 1 to Fig. 6.Notice, the appended graphic structure that illustrates of this specification sheets, ratio, size etc., equal contents in order to coordinate specification sheets to disclose only, understand and read for person skilled in the art scholar, be not to limit the enforceable qualifications of the present invention, therefore the technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, not affecting under the effect that the present invention can produce and the purpose that can reach, all should still drop on disclosed technology contents and get in the scope that can contain.Simultaneously, quote in this specification sheets as " on ", D score, " left side ", " right side ", " centre " reach the term of " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, under without essence change technology contents, when also being considered as the enforceable category of the present invention.
as shown in Figures 1 to 4, the invention provides a kind of car steering tube column connection bracket endergonic structure, comprise energy-absorbing sheet 1, energy-absorbing sheet 1 is captiveed joint with vehicle body 2, energy-absorbing sheet 1 is provided with energy-absorbing sheet elongated slot 11, also block on energy-absorbing sheet 1 guide rail 3 is arranged, guide rail 3 slides along the axis direction of energy-absorbing sheet elongated slot 11, guide rail 3 is captiveed joint with connection bracket 4, guide rail 3 also is connected with energy absorbent block 6, energy absorbent block 6 stretches in energy-absorbing sheet elongated slot 11, energy-absorbing sheet elongated slot 11 is provided with construction section 111, the inside face of construction section 111 is corresponding with the outside face of energy absorbent block 6, the width of energy-absorbing sheet elongated slot 11 other section except construction section 111 is less than the width of construction section 111.
During installation, energy absorbent block 6 is arranged in construction section 111; During crumple, impact energy is delivered on connection bracket 4 from steering column, and continues to be delivered on guide rail 3, energy absorbent block 6.Due to the width of construction section 111 width greater than other sections, energy absorbent block 6 is slided in energy-absorbing sheet elongated slot 11 need to overcome initial resistance, when the impulsive force that will transmit has surpassed the resistance that energy absorbent block 6 and energy-absorbing sheet 1 initial assembling can provide, energy-absorbing sheet 1 begins to occur plastic deformation, and guide rail 3 drives energy absorbent block 6 and moves interior beginning of energy-absorbing sheet elongated slot 11, in the relative motion process, impact energy is converted into the deflection of energy-absorbing sheet 1.To shown in Figure 6, after the crumple energy-absorbing, the width of energy-absorbing sheet elongated slot 11 is large by energy absorbent block 6 supports, makes the width of energy-absorbing sheet elongated slot 11 become the same with the width of construction section 111 as Fig. 5.This car steering tube column connection bracket endergonic structure can be regulated energy-absorbing power size by adjusting energy-absorbing sheet elongated slot 11 other sections except construction section 111 and the stand out of energy absorbent block 6, adjusts the energy-absorbing distance by the length of adjusting energy-absorbing sheet elongated slot 11.The construction section 111 of energy-absorbing sheet elongated slot 11 preferably is arranged on energy-absorbing sheet elongated slot 11 near an end of vehicle body 2, and energy absorbent block 6 is contained in construction section 111.
Energy absorbent block 6 is annulus, and annulus is enclosed within on rivet 33; The inside face of the construction section 111 of energy-absorbing sheet elongated slot 11 is arc, and the radius of the inside face of the construction section 111 of energy-absorbing sheet elongated slot 11 is identical with the radius of annulus; Connection bracket 4 is positioned at clamp 32 away from a side of energy-absorbing sheet 1, and the both ends of the surface of annulus contact with connection bracket 4, pressing plate 31 respectively.Because annulus is enclosed within on rivet 33, when the guide rail 3 that pressing plate 31, clamp 32 and rivet 33 form slided along the axis direction of energy-absorbing sheet elongated slot 11, annulus was also together in the 11 interior slips of energy-absorbing sheet elongated slot.The both ends of the surface of annulus contact with connection bracket 4, pressing plate 31 respectively, and the spacing between connection bracket 4, pressing plate 31 can be regulated by the length of annulus.
Energy-absorbing sheet 1 is provided with fixed orifice 12, and fixed orifice 12 is captiveed joint by mounting blocks 5 with vehicle body 2.In the crumple process, energy-absorbing sheet 1, vehicle body 2, mounting blocks 5 keep relative static conditions.
The construction section 111 of energy-absorbing sheet elongated slot 11 preferably is arranged on energy-absorbing sheet elongated slot 11 near an end of vehicle body 2, annulus is contained in construction section 111, during crumple, when the impulsive force that will transmit has surpassed the resistance that annulus and the initial assembling of energy-absorbing sheet 1 can provide, energy-absorbing sheet 1 begins to occur plastic deformation, and guide rail 3 drives annulus and moves interior beginning of energy-absorbing sheet elongated slot 11, and in the relative motion process, impact energy is converted into the deflection of energy-absorbing sheet 1.To shown in Figure 6, after the crumple energy-absorbing, the width of energy-absorbing sheet elongated slot 11 is large by the annulus support, makes the width of energy-absorbing sheet elongated slot 11 become the same with the width of construction section 111 as Fig. 5.This car steering tube column connection bracket endergonic structure, it is big or small that difference between width that can be by adjusting energy-absorbing sheet elongated slot 11 other sections except construction section 111 and the diameter of annulus is regulated energy-absorbing power, adjusts the energy-absorbing distance by the length of adjustment energy-absorbing sheet elongated slot 11.
In sum, car steering tube column connection bracket endergonic structure of the present invention, interference fit by energy absorbent block and energy-absorbing sheet elongated slot, impact energy is converted into the deflection of energy-absorbing sheet, can be at an interior lasting apparatus with shock absorbing of fixed length distance, simple for structure, easy to assembly, reliability is high, and is and all less demanding to the quality of fit of each part, low cost of manufacture.So the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not is used for restriction the present invention.Any person skilled in the art scholar all can under spirit of the present invention and category, modify or change above-described embodiment.Therefore, have in technical field under such as and know that usually the knowledgeable modifies or changes not breaking away from all equivalences of completing under disclosed spirit and technological thought, must be contained by claim of the present invention.
Claims (7)
1. car steering tube column connection bracket endergonic structure, comprise the energy-absorbing sheet, described energy-absorbing sheet is captiveed joint with vehicle body, it is characterized in that: described energy-absorbing sheet is provided with energy-absorbing sheet elongated slot, also block on described energy-absorbing sheet guide rail is arranged, described guide rail slides along the axis direction of described energy-absorbing sheet elongated slot, described guide rail is captiveed joint with connection bracket, described guide rail also is connected with energy absorbent block, described energy absorbent block stretches in described energy-absorbing sheet elongated slot, described energy-absorbing sheet elongated slot is provided with construction section, the inside face of described construction section is corresponding with the outside face of described energy absorbent block, the width of described energy-absorbing sheet elongated slot other section except construction section is less than the width of described construction section.
2. car steering tube column connection bracket endergonic structure according to claim 1, it is characterized in that: described energy absorbent block is annulus, the inside face of the construction section of described energy-absorbing sheet elongated slot is arc, and the radius of the inside face of the construction section of described energy-absorbing sheet elongated slot is identical with the radius of described annulus.
3. car steering tube column connection bracket endergonic structure according to claim 1, it is characterized in that: described guide rail comprises pressing plate, clamp and rivet, described energy-absorbing sheet is between described pressing plate and clamp, described rivet passes described pressing plate, energy-absorbing sheet elongated slot, clamp, connection bracket, and described pressing plate, clamp and connection bracket are captiveed joint.
4. car steering tube column connection bracket endergonic structure according to claim 3, it is characterized in that: described pressing plate is provided with the screens hole, described clamp is provided with the grab of walking around described energy-absorbing length of a film limit, described grab stretches in described screens hole, described screens hole and described grab are fixed along the relative position of the axis direction of described energy-absorbing sheet elongated slot, and the axis of described energy-absorbing sheet elongated slot is parallel with described energy-absorbing length of a film limit.
5. car steering tube column connection bracket endergonic structure according to claim 3, it is characterized in that: described energy absorbent block is annulus, described annulus is enclosed within on described rivet; The inside face of the construction section of described energy-absorbing sheet elongated slot is arc, and the radius of the inside face of described energy-absorbing sheet elongated slot construction section is identical with the radius of described annulus.
6. car steering tube column connection bracket endergonic structure according to claim 5, it is characterized in that: described connection bracket is positioned at described clamp away from a side of described energy-absorbing sheet, and the both ends of the surface of described annulus contact with described connection bracket, pressing plate respectively.
7. car steering tube column connection bracket endergonic structure according to claim 1, it is characterized in that: described energy-absorbing sheet is provided with fixed orifice, and described fixed orifice is captiveed joint by mounting blocks with described vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310096107.6A CN103171610B (en) | 2013-03-22 | 2013-03-22 | Car steering tube column connection bracket endergonic structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310096107.6A CN103171610B (en) | 2013-03-22 | 2013-03-22 | Car steering tube column connection bracket endergonic structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103171610A true CN103171610A (en) | 2013-06-26 |
| CN103171610B CN103171610B (en) | 2016-01-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310096107.6A Expired - Fee Related CN103171610B (en) | 2013-03-22 | 2013-03-22 | Car steering tube column connection bracket endergonic structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103171610B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273956A (en) * | 2013-06-27 | 2013-09-04 | 长城汽车股份有限公司 | Steering column component for automobile and automobile having same |
| CN105151194A (en) * | 2015-08-20 | 2015-12-16 | 北京新能源汽车股份有限公司 | Battery pack protection device and electric vehicle with battery pack protection device |
| CN105339235A (en) * | 2013-06-28 | 2016-02-17 | 株式会社捷太格特 | Steering device |
| CN112429085A (en) * | 2020-12-07 | 2021-03-02 | 安徽江淮汽车集团股份有限公司 | Automobile longitudinal beam structure and automobile |
| CN115447658A (en) * | 2022-10-24 | 2022-12-09 | 浙江极氪智能科技有限公司 | Steering column for vehicle and vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003035449A2 (en) * | 2001-10-19 | 2003-05-01 | Delphi Technologies Inc. | Responsive energy absorbing device for steering columns |
| JP2005007947A (en) * | 2003-06-17 | 2005-01-13 | Toyota Motor Corp | Impact absorption type steering column device |
| EP1553004A2 (en) * | 2000-05-16 | 2005-07-13 | Nsk Ltd | Impact absorbing steering apparatus |
| US20050263997A1 (en) * | 2004-05-27 | 2005-12-01 | Ryoichi Tokioka | Collapsible steering apparatus |
| EP1908662A2 (en) * | 2002-05-09 | 2008-04-09 | Delphi Technologies, Inc. | Adaptive energy absorption system |
-
2013
- 2013-03-22 CN CN201310096107.6A patent/CN103171610B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1553004A2 (en) * | 2000-05-16 | 2005-07-13 | Nsk Ltd | Impact absorbing steering apparatus |
| WO2003035449A2 (en) * | 2001-10-19 | 2003-05-01 | Delphi Technologies Inc. | Responsive energy absorbing device for steering columns |
| EP1908662A2 (en) * | 2002-05-09 | 2008-04-09 | Delphi Technologies, Inc. | Adaptive energy absorption system |
| JP2005007947A (en) * | 2003-06-17 | 2005-01-13 | Toyota Motor Corp | Impact absorption type steering column device |
| US20050263997A1 (en) * | 2004-05-27 | 2005-12-01 | Ryoichi Tokioka | Collapsible steering apparatus |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273956A (en) * | 2013-06-27 | 2013-09-04 | 长城汽车股份有限公司 | Steering column component for automobile and automobile having same |
| 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 |
| CN105339235A (en) * | 2013-06-28 | 2016-02-17 | 株式会社捷太格特 | Steering device |
| US9656684B2 (en) | 2013-06-28 | 2017-05-23 | Jtekt Corporation | Steering device |
| CN105151194A (en) * | 2015-08-20 | 2015-12-16 | 北京新能源汽车股份有限公司 | Battery pack protection device and electric vehicle with battery pack protection device |
| CN112429085A (en) * | 2020-12-07 | 2021-03-02 | 安徽江淮汽车集团股份有限公司 | Automobile longitudinal beam structure and automobile |
| CN115447658A (en) * | 2022-10-24 | 2022-12-09 | 浙江极氪智能科技有限公司 | Steering column for vehicle and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103171610B (en) | 2016-01-13 |
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Granted publication date: 20160113 Termination date: 20200322 |