CN203211371U - Crumple structure of vehicle steering column - Google Patents
Crumple structure of vehicle steering column Download PDFInfo
- Publication number
- CN203211371U CN203211371U CN 201320090503 CN201320090503U CN203211371U CN 203211371 U CN203211371 U CN 203211371U CN 201320090503 CN201320090503 CN 201320090503 CN 201320090503 U CN201320090503 U CN 201320090503U CN 203211371 U CN203211371 U CN 203211371U
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- block
- mounting bracket
- opening
- salient
- block body
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Abstract
The utility model provides a crumple structure of a vehicle steering pipe column. The crumple structure of the vehicle steering pipe column belongs to the technical field of vehicles, and solves the problems that an energy absorption mechanism of a vehicle pipe column with an improved structure is not convenient when mounting and dismounting an energy absorption insert and a fixed support. The crumple structure of the vehicle steering pipe column comprises a mounting support which is fixed outside the steering pipe column, wherein a shear block is arranged on the mounting support, and comprises an upper block body and a lower block body, the upper block body is arranged on the upper portion of the mounting support, the lower block body is arranged on the lower portion of the mounting support, and the upper block body and the lower block body are positioned on the mounting support through positioning pins. The crumple structure of the vehicle steering pipe column achieves part energy absorption of the steering pipe column, divides the shear block into the upper block body and the lower block body, connects the upper block body and the lower block body through the positioning pins, and is extremely convenient to dismount and mount.
Description
Technical field
The utility model belongs to automobile technical field, relates to the collapsing structure of a kind of collapsing structure, particularly a kind of car steering tube column.
Background technology
Along with the increase of automobile quantity, the traffic accident on road also increases thereupon, and increasing people makes in collision process automobile and self farthest being protected the especially concern that seems.When automobile bumped, automobile steering wheel and steering column can cause very big injury to chaufeur.Energy when automobile is subjected to head-on crash makes automotive front generation plastic deformation, and the steering column and the steering shaft that are positioned at automotive front namely move to chaufeur chest direction under the effect of impact force backward, and chaufeur is come to harm.When automobile bumps, chaufeur also can be subjected to the influence of inertia that the motion that rushes at bearing circle is arranged, the motion of chaufeur itself can a part be absorbed by automotive safety restraint device, air bag etc., another part can be directly passed to bearing circle and steering column device, chaufeur and bearing circle and steering column are bumped, cause personal injury.
In order to strengthen the anti-collision capacity of automobile, guarantee the safety of chaufeur, generally all be at the steering column of automobile one energy absorber to be installed.By retrieval, Chinese patent literature discloses a kind of energy absorber [patent No.: ZL201220016534.X of structure improved automobile pipe column; Granted publication number: CN202481129U].The energy absorber of this structure improved automobile pipe column, comprise and be fixed on the outer fixed support of tubing string, slide on the fixed support and be provided with at least one energy-absorbing and insert, but energy-absorbing is inserted and is fixed on the fixed support by disrupted configuration, energy-absorbing insert and fixed support between also be provided with when energy-absorbing and insert and fixed support can continue the endergonic structure of energy-absorbing when disconnecting to automobile pipe column.This endergonic structure has advantages such as energy-absorbing power is stablized and energy-absorbing is abundant, and manufacturing process is simple, and productive costs is low, and is simple in structure, easy to use.
The energy absorber of this structure improved automobile pipe column, but since energy-absorbing insert with fixed support between be connected by disrupted configuration, have insert problem with fixed support installation and removal inconveniences of energy-absorbing.So, also be badly in need of endergonic structure that those skilled in the art can develop a kind of new steering column and be used for overcoming existing endergonic structure and have above-mentioned problem.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, has proposed a kind of collapsing structure of car steering tube column, and this collapsing structure has the easy characteristics that remove and install.
The purpose of this utility model can realize by following technical proposal: a kind of collapsing structure of car steering tube column, comprise and be fixed on the outer mounting bracket of steering column, described mounting bracket is provided with cutout, it is characterized in that, described cutout comprises block and following block, the described block of going up is in mounting bracket top, and described block down is in the mounting bracket bottom, and the described block of going up is positioned at both on the described mounting bracket by locating dowel pin with following block.
The collapsing structure of this car steering tube column, when automobile bumps, impulsive force is delivered on the car steering tube column, be delivered on the fixed support by steering column, because an end of cutout is captiveed joint with Automobile instrument, the other end is connected by locating dowel pin with fixed support again, impulsive force makes the locating dowel pin fracture, cutout separates with fixed support, in separating process, because the fracture of locating dowel pin can realize the energy-absorbing of steering column part.Through energy-absorbing steering column later, impulsive force is reduced, and makes steering column held stationary substantially, too big blastic deformation can not take place, and navigating mate is played the effect of protection.
In the collapsing structure of above-mentioned car steering tube column, described mounting bracket has the installation portion that is tabular, offer opening one on the described installation portion, the described block of going up has the opening two corresponding with described opening one, the salient that has relative protrusion on the described block down, described salient is in described opening one and the opening two, and described block down is resisted against on the described installation portion.The salient cooperation of following block is encased in the opening one, to go up again on the installation portion that block is installed to mounting bracket, and its salient with following block is cooperated, and just can realize the cooperation of opening one and opening two, will go up block simultaneously and navigate on the mounting bracket with following block.
In the collapsing structure of above-mentioned car steering tube column, described going up on the block offers some knock holees one, offer some and knock hole one corresponding positioning hole two on the described block down, above-mentioned locating dowel pin passes the installation portion of described knock hole one, mounting bracket and knock hole two will be gone up block and following block is positioned on the mounting bracket.To descend the block coupling to be fit in the opening one, will go up the block coupling simultaneously and be installed to down on the block, and use locating dowel pin will go up block simultaneously and link together with following block, this has just realized the installation of cutout on mounting bracket.
In the collapsing structure of above-mentioned car steering tube column, the height of described salient is identical with the thickness of installation portion.This can make down the plane of block salient keep flushing with the plane of installation portion on the mounting bracket, thereby can not influence the assembling of other part on the installation portion.
In the collapsing structure of above-mentioned car steering tube column, described block down middle part offers the through hole that runs through salient.This not only can save down the material of block, also helps simultaneously with the auto meter crossbeam to be connected.
In the collapsing structure of above-mentioned car steering tube column, described locating dowel pin adopts plastic material to make.This locating dowel pin can be realized cooperating of block and following block and mounting bracket, adopts plastic material to make simultaneously to be conducive to locating dowel pin to be easy to generate fracture, realization part energy-absorbing what be subjected to external force as the time spent.
In the collapsing structure of above-mentioned car steering tube column, described opening one and opening two all are " V " font, the cross section of described salient shape triangular in shape.Salient triangular in shape is conducive to and the opening one that is " V " font is complementary, thereby can better make cutout install and slide at mounting bracket.
Compared with prior art, the collapsing structure of this car steering tube column has the following advantages: the utility model is owing to an end of cutout is captiveed joint with Automobile instrument, the other end is connected by locating dowel pin with fixed support, when impulsive force makes the locating dowel pin fracture, cutout separates with fixed support, in separating process, because the fracture of locating dowel pin can realize the energy-absorbing of steering column part, and cutout is divided into block and following block, and last block is connected by locating dowel pin with following block, removes and installs very convenient.
Description of drawings
Fig. 1 is mounting structure scheme drawing of the present utility model;
Fig. 2 is blast STRUCTURE DECOMPOSITION figure of the present utility model;
Fig. 3 is the structural representation of going up block in the utility model;
Fig. 4 is the structural representation of following block in the utility model.
Among the figure, 1, steering column; 2, mounting bracket; 21, opening one; 3, go up block; 31, opening two; 32, knock hole one; 4, following block; 41, salient; 42, knock hole two; 43, through hole; 5, locating dowel pin.
The specific embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Embodiment one
As depicted in figs. 1 and 2, a kind of collapsing structure of car steering tube column, comprise the mounting bracket 2 that is fixed on outside the steering column 1, mounting bracket 2 is provided with cutout, cutout comprises block 3 and following block 4, last block 3 is in mounting bracket 2 tops, and following block 4 is in mounting bracket 2 bottoms, and upward block 3 is positioned at both on the mounting bracket 2 by locating dowel pin 5 with following block 4.
As shown in Figure 3 and Figure 4, mounting bracket 2 has the installation portion that is tabular, offer opening 1 on the installation portion, last block 3 has the opening two 31 corresponding with opening 1, the salient 41 that has relative protrusion on the following block 4, salient 41 is in opening 1 and the opening 2 31, and block 4 is resisted against on the installation portion down.Opening 1 and opening 2 31 all are " V " font, and the cross section of salient 41 shape triangular in shape, salient 41 triangular in shape are conducive to and the opening 1 that is " V " font is complementary, thereby can better make cutout install and slide at mounting bracket 2.Down the salient 41 of block 4 cooperates and is encased in the opening 1, will go up on the installation portion that block 3 is installed to mounting bracket 2 again, and it is cooperated with the salient 41 of following block 4, just can realize the cooperation of opening 1 and opening 2 31.In the present embodiment, offer four knock holees 1 on the last block 3, offer four knock holees 2 42 on the following block 4, offer four through holes on the edge of installation portion upper shed 1, and when last block 3 and following block 4 were installed on the installation portion of mounting bracket 2, each knock hole 1, through hole and knock hole 2 42 can be corresponding.Only need respectively make it pass the installation that knock hole 1, through hole and knock hole 2 42 just can be realized cutout four locating dowel pins 5.Locating dowel pin 5 adopts plastic material to make, and locating dowel pin 5 not only can be realized cooperating of block 3 and following block 4 and mounting bracket 2, adopts plastic material to make simultaneously to be conducive to locating dowel pin 5 to be easy to generate fracture, realization part energy-absorbing what be subjected to external force as the time spent.
Specifically, the height of salient 41 is identical with the thickness of installation portion on the following block 4, and this can make down the plane of block 4 salients 41 keep flushing with the plane of installation portion on the mounting bracket 2, thereby can not influence the assembling of other part on the installation portion.Following block 4 middle parts offer the through hole 43 that runs through salient 41, and this not only can save down the material of block 4, also help simultaneously with the auto meter crossbeam to be connected.
When automobile bumps, impulsive force is delivered on the car steering tube column 1, be delivered on the fixed support by steering column 1 again, because an end of cutout is to captive joint with Automobile instrument by the through hole 43 on the salient 41, the other end is connected by locating dowel pin 5 with fixed support, and impulsive force makes locating dowel pin 5 fractures, and cutout separates with fixed support, in separating process, because the fracture of locating dowel pin 5 can realize the energy-absorbing of steering column 1 part.Through energy-absorbing steering column 1 later, impulsive force is reduced, and makes steering column 1 held stationary substantially, too big blastic deformation can not take place, and navigating mate is played the effect of protection.
Embodiment two
Present embodiment is basic identical with structure and the principle of embodiment one, and different place is: the opening 1 in embodiment one on the mounting bracket 2 has only one, and cutout has only one; And in present embodiment two, mounting bracket 2 is symmetrical with respect to steering column 1, and the both sides of mounting bracket 2 respectively offer opening 1, and cutout has two, and two cutouts are respectively in corresponding two openings that are installed on the installation portion.
Specific embodiment described herein only is that the utility model spirit is made casehistory.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used 1, steering column morely; 2, mounting bracket; 21, opening one; 3, go up block; 31, opening two; 32, knock hole one; 4, following block; 41, salient; 42, knock hole two; 43, through hole; 5, term such as locating dowel pin, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (7)
1. the collapsing structure of a car steering tube column, comprise and be fixed on the outer mounting bracket (2) of steering column (1), described mounting bracket (2) is provided with cutout, it is characterized in that, described cutout comprises block (3) and following block (4), the described block (3) of going up is in mounting bracket (2) top, described block (4) down is in mounting bracket (2) bottom, and described upward block (3) and following block (4) are positioned at both on the described mounting bracket (2) by locating dowel pin (5).
2. the collapsing structure of car steering tube column according to claim 1, it is characterized in that, described mounting bracket (2) has the installation portion that is tabular, offer opening one (21) on the described installation portion, the described block (3) of going up has the opening two (31) corresponding with described opening one (21), the salient (41) that has relative protrusion on the described block (4) down, described salient (41) is in described opening one (21) and the opening two (31), and described block (4) down is resisted against on the described installation portion.
3. the collapsing structure of car steering tube column according to claim 2, it is characterized in that, described going up on the block (3) offers some knock holees one (32), offer some and knock hole one (32) corresponding positioning hole two (42) on the described block (4) down, above-mentioned locating dowel pin (5) passes the installation portion of described knock hole one (32), mounting bracket (2) and knock hole two (42) will be gone up block (3) and following block (4) is positioned on the mounting bracket (2).
4. according to the collapsing structure of claim 2 or 3 described car steering tube columns, it is characterized in that the height of described salient (41) is identical with the thickness of installation portion.
5. according to the collapsing structure of claim 2 or 3 described car steering tube columns, it is characterized in that described block (4) down middle part offers the through hole (43) that runs through salient (41).
6. according to the collapsing structure of claim 1 or 2 or 3 described car steering tube columns, it is characterized in that described locating dowel pin (5) adopts plastic material to make.
7. according to the collapsing structure of claim 2 or 3 described car steering tube columns, it is characterized in that described opening one (21) and opening two (31) all are " V " font, the cross section shape triangular in shape of described salient (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320090503 CN203211371U (en) | 2013-02-28 | 2013-02-28 | Crumple structure of vehicle steering column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320090503 CN203211371U (en) | 2013-02-28 | 2013-02-28 | Crumple structure of vehicle steering column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203211371U true CN203211371U (en) | 2013-09-25 |
Family
ID=49200936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320090503 Expired - Lifetime CN203211371U (en) | 2013-02-28 | 2013-02-28 | Crumple structure of vehicle steering column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203211371U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105283368A (en) * | 2013-11-20 | 2016-01-27 | 日本精工株式会社 | Support device for steering bracket, and steering device |
| CN113619675A (en) * | 2021-09-02 | 2021-11-09 | 奇瑞汽车股份有限公司 | Steering column support, steering column mounting structure and car |
| CN116534113A (en) * | 2023-05-22 | 2023-08-04 | 浙江永励精密制造股份有限公司 | Steering column assembly and vehicle |
-
2013
- 2013-02-28 CN CN 201320090503 patent/CN203211371U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105283368A (en) * | 2013-11-20 | 2016-01-27 | 日本精工株式会社 | Support device for steering bracket, and steering device |
| CN105452088A (en) * | 2013-11-20 | 2016-03-30 | 日本精工株式会社 | Support device for steering bracket, and steering device |
| CN105452088B (en) * | 2013-11-20 | 2017-09-22 | 日本精工株式会社 | The supporting arrangement and transfer of steering support |
| CN113619675A (en) * | 2021-09-02 | 2021-11-09 | 奇瑞汽车股份有限公司 | Steering column support, steering column mounting structure and car |
| CN116534113A (en) * | 2023-05-22 | 2023-08-04 | 浙江永励精密制造股份有限公司 | Steering column assembly and vehicle |
| CN116534113B (en) * | 2023-05-22 | 2023-11-24 | 浙江永励精密制造股份有限公司 | Steering column assembly and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |
|
| CX01 | Expiry of patent term |