CN203372283U - Automobile steering column crumple energy-absorption structure - Google Patents
Automobile steering column crumple energy-absorption structure Download PDFInfo
- Publication number
- CN203372283U CN203372283U CN201320464296.3U CN201320464296U CN203372283U CN 203372283 U CN203372283 U CN 203372283U CN 201320464296 U CN201320464296 U CN 201320464296U CN 203372283 U CN203372283 U CN 203372283U
- Authority
- CN
- China
- Prior art keywords
- mounting bracket
- friction shoe
- crumple
- interior mounting
- fixedly connected
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Steering Controls (AREA)
Abstract
The utility model discloses an automobile steering column crumple energy-absorption structure. The automobile steering column crumple energy-absorption structure comprises an externally-installed support arranged axially, an internally-installed support and a friction block, the externally-installed support is provided with guiding holes formed around a steering column, the externally-installed support is fixedly connected with an automobile body, the friction block is fixedly connected with the internally-installed support through the guiding holes, the friction block presses the externally-installed support, and the externally-installed support is connected with the internally-installed support through injection molding pins. During a crumple process, the friction block and the internally-installed support move along the guiding holes. The automobile steering column crumple energy-absorption structure significantly reduces the crumple energy-absorption capability of the column, and reduces dependency to process control, enhances the overall automobile safety protection performance and reduces the cost of the column.
Description
Technical field
The utility model relates to the car load security fields, is specifically related to car steering tube column crumple endergonic structure.
Background technology
When safety misadventure occurs, chaufeur head and chest can produce and impact bearing circle, this impact can pass to steering column by bearing circle, the latter can produce reverse impact power to chaufeur head and chest conversely, human body is damaged, and the state compulsion rules are stipulated the maxim of this impulsive force.For reaching this target, car steering tube column adopts the crumple endergonic structure at present, and when impulsive force reaches steering column crumple power peak value, the peculiar structure design of steering column can be along the axis crumple, and impulsive force no longer continues to increase, the protection chaufeur.Orthodox car steering column crumple endergonic structure generally adopts the combination of injection moulding pin and over-surplus fit structure to realize the crumple energy-absorbing.As shown in Figure 1, upper mounting bracket 91 adopts together with 4 injection moulding pins 93 are injection-moulded in installing between aluminium block 92; As shown in Figure 2, between upper column jecket 94 and lower column jecket 95 by interference fit link together, moving axis 96 is uploaded in column jecket inside, by injection moulding pin 98, link together between lower drive shaft 97.When car load crashes, chaufeur crash direction dish, the impulsive force be delivered on steering column can cut off injection moulding pin 93, and on destruction, column jecket 94 is connected with the interference fit between lower column jecket 95, this process can absorb chaufeur collision direction dish impulsive force, reduces the human injury.But the steering column crumple power value of this structure is in a larger scope (5500N～6500N); especially go up mounting bracket 91 and aluminium block 92 is installed, is uploaded and be connected the employing Shooting Technique between moving axis 96 and lower drive shaft 97; the controllability of existing Shooting Technique is poor; thereby make the crumple power can be higher; when collision case occurs, impact is less than crumple power and can causes the steering column can't crumple; can't play a protective role to chaufeur, safety factor is lower.
The utility model content
For the crumple energy-absorbing power that solves the conventional steering tubing string is larger, be difficult to protect the passenger during collision, simultaneously the technology controlling and process difficulty; the shortcoming that cost is high; the utility model provides a kind of steering column crumple endergonic structure, and this is simple and compact for structure, and steering column crumple power can be controlled in zone of reasonableness.
The utility model adopts following technical scheme:
A kind of car steering tube column crumple endergonic structure, it comprises:
Outer mounting bracket, it has the pilot hole axially arranged along steering column;
Interior mounting bracket;
Friction shoe;
Described outer mounting bracket is fixedly connected with vehicle body, and described friction shoe is fixedly connected with described interior mounting bracket through described pilot hole, and described friction shoe compresses described outer mounting bracket, and described outer mounting bracket is connected by the injection moulding pin with described interior mounting bracket; During crumple, described friction shoe and described interior mounting bracket move along described pilot hole.
Selectable, the one side that described outer mounting bracket is compressed by described friction shoe has the terrace of appearing on the stage and leave from office terrace, and the described terrace of appearing on the stage contacts with described friction shoe, and described leave from office terrace and described friction shoe have gap.
Selectable, described friction shoe is connected with the bolt that is fixedly connected as between described interior mounting bracket, and described bolt passes described friction shoe and described pilot hole and described interior mounting bracket and fixes.
Selectable, described steering column comprises column jecket and lower column jecket, between described upper column jecket and described lower column jecket, by the plastics adapter sleeve, is fixedly connected with.
A kind of car steering tube column crumple endergonic structure, it comprises:
Outer mounting bracket, it has the pilot hole axially arranged along tubing string;
Interior mounting bracket;
Contiguous block;
Friction shoe;
Described outer mounting bracket is fixedly connected with vehicle body, described friction shoe is fixedly connected with described interior mounting bracket through described pilot hole, described friction shoe compresses described outer mounting bracket, described outer mounting bracket and the riveted joint of described contiguous block, described interior mounting bracket is connected by the injection moulding pin with described contiguous block, during crumple, described friction shoe and described interior mounting bracket move along described pilot hole.
Selectable, described contiguous block has two engaging lugs, and described interior mounting bracket is between described two engaging lugs.
Selectable, described interior mounting bracket has the location gap coordinated with described contiguous block.
Selectable, the one side that described outer mounting bracket is compressed by described friction shoe has the terrace of appearing on the stage and leave from office terrace, and the described terrace of appearing on the stage contacts with described friction shoe, and described leave from office terrace and described friction shoe have gap.
Selectable, described friction shoe is connected with the bolt that is fixedly connected as between described interior mounting bracket, and described bolt passes described friction shoe and described pilot hole and described interior mounting bracket and fixes.
Selectable, described steering column comprises column jecket and lower column jecket, between described upper column jecket and described lower column jecket, by the plastics adapter sleeve, is fixedly connected with.
The beneficial effects of the utility model:
The utility model adopts outer mounting bracket circumferentially fixing to the upper column jecket of steering column, outer mounting bracket and vehicle body are fixed, between interior mounting bracket and outer mounting bracket, by the injection moulding pin, connect, simultaneously, increase the friction shoe fixing with interior mounting bracket, between friction shoe and outer mounting bracket, there is thrust.When car load meets accident collision; outer mounting bracket can't move; human body is applied to bearing circle and is delivered to the impulsive force on steering column; after having destroyed the injection moulding pin of interior mounting bracket and outer mounting bracket; overcome the friction force between friction shoe and outer mounting bracket; friction shoe is moved along the steering column axis direction together with interior mounting bracket, thereby make tubing string generation crumple, the protection driver safety.Steering column collapsing structure of the present utility model, when significantly reducing tubing string crumple energy-absorbing power, reduce and rely on for technology controlling and process; When strengthening car load safety guard-safeguard performance, reduced the tubing string cost.
The utility model adopts outer mounting bracket circumferentially fixing to the upper column jecket of steering column, outer mounting bracket and vehicle body are fixed, outer mounting bracket is fixedly connected with contiguous block, between interior mounting bracket and contiguous block, by the injection moulding pin, connect, simultaneously, increase the friction shoe fixing with interior mounting bracket, between friction shoe and outer mounting bracket, there is thrust.When car load meets accident collision; outer mounting bracket and contiguous block can't move; human body is applied to bearing circle and is delivered to the impulsive force on tubing string; after having destroyed the injection moulding pin of interior mounting bracket and outer mounting bracket; overcome the friction force between friction shoe and contiguous block, interior mounting bracket and contiguous block are thrown off, thereby friction shoe is moved along the steering column axis direction together with interior mounting bracket; thereby make tubing string generation crumple, the protection driver safety.Steering column collapsing structure of the present utility model, when significantly reducing tubing string crumple energy-absorbing power, reduce and rely on for technology controlling and process; When strengthening car load safety guard-safeguard performance, reduced the tubing string cost.
The accompanying drawing explanation
The schematic diagram of the steering column crumple endergonic structure that Fig. 1 is prior art;
The structural representation that the upper column jecket that Fig. 2 is prior art coordinates with lower column jecket;
The assembling schematic diagram of the steering column crumple endergonic structure that Fig. 3 is the utility model embodiment;
The B-B cutaway view that Fig. 4 is Fig. 3;
The A-A cutaway view that Fig. 5 is Fig. 3;
The three-dimensional structure diagram of the outer mounting bracket that Fig. 6 is the utility model embodiment;
The three-dimensional structure diagram of the contiguous block that Fig. 7 is the utility model embodiment;
The three-dimensional structure diagram of the interior mounting bracket that Fig. 8 is the utility model embodiment;
The structural representation of the upper column jecket that Fig. 9 is the utility model embodiment and lower column jecket junction.
Description of reference numerals:
The outer mounting bracket of the utility model: 1-, 11-pilot hole, the 12-terrace of appearing on the stage, 13-leave from office terrace, the 14-mounting hole, mounting bracket in 2-, 21-locates gap, 22-injection moulding pin-and-hole, the 23-through hole, 3-friction shoe, 31-bolt, 4-injection moulding pin, the upper column jecket of 5-, column jecket under 6-, 7-plastics adapter sleeve, 8-contiguous block, 81-engaging lug, 82-injection moulding pin-and-hole, 83-riveted holes, 84-rivet.
The upper mounting bracket of prior art: 91-, 92-installs aluminium block, 93-injection moulding pin, the upper column jecket of 94-, column jecket under 95-, 96-uploads moving axis, 97-lower drive shaft, 98-injection moulding pin.
The specific embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is described in detail.
As shown in Figure 3, car steering tube column crumple endergonic structure comprises: outer mounting bracket 1, interior mounting bracket 2, friction shoe 3.The upper column jecket 5 of 1 pair of steering column of outer mounting bracket is circumferentially fixing, outer mounting bracket 1 has the pilot hole 11 axially arranged along steering column, outer mounting bracket 1 is fixedly connected with vehicle body by mounting hole 14, friction shoe 3 is fixedly connected with interior mounting bracket 2 through pilot hole 11, friction shoe 3 compresses outer mounting bracket 1, outer mounting bracket 1 is connected by injection moulding pin 4 with interior mounting bracket 2, and during crumple, friction shoe 3 and interior mounting bracket 2 move along pilot hole 11.
As shown in Figure 4, car steering tube column crumple endergonic structure comprises: outer mounting bracket 1, interior mounting bracket 2, contiguous block 8, friction shoe 3.Outer mounting bracket 1 has the pilot hole 11 axially arranged along tubing string, outer mounting bracket 1 is fixedly connected with vehicle body, friction shoe 3 is fixedly connected with interior mounting bracket 2 through pilot hole 11, friction shoe 3 compresses outer mounting bracket 1, outer mounting bracket 1 and contiguous block 8 riveted joints, interior mounting bracket 2 is connected by injection moulding pin 4 with contiguous block 8, and during crumple, friction shoe 3 and interior mounting bracket 2 move along pilot hole 11.
During crumple, the contact surface of friction shoe 3 and outer mounting bracket 1 can be for contacting all the time, also can be for only contacting for some time.Preferably, the one side that outer mounting bracket 1 is compressed by friction shoe 3 has the terrace of appearing on the stage 12 and leave from office terrace 13, and the terrace 12 of appearing on the stage contacts with friction shoe 3, and leave from office terrace 13 has gap with friction shoe 3.While adopting this structure crumple to start, friction shoe 3 contacts with the terrace 12 of appearing on the stage of outer mounting bracket 1, needs to overcome this in moving process and moves friction force; Friction shoe 3 is thrown off with the terrace 12 of appearing on the stage subsequently, and leave from office terrace 13 is lower than the terrace 12 of appearing on the stage, and the leave from office terrace does not contact with friction shoe 3, and friction shoe 3 disappears with the friction force of outer mounting bracket 1, guarantees that crushing force is at a zone of reasonableness.
As shown in Figure 5, friction shoe 3 can be connected by welding, riveted joint, bolt with being fixedly connected with of interior mounting bracket 2, preferably with bolts, change the thrust of the external mounting bracket of friction shoe by the screw-in degree of controlling screw thread, and then having changed the friction force of friction shoe 3 with the terrace 12 of appearing on the stage, crumple power also changes simultaneously thereupon.Preferably, friction shoe 3 is connected with the bolt that is fixedly connected as between interior mounting bracket 2, and bolt 31 is fixed with interior mounting bracket through friction shoe 2 and pilot hole 11.Adopt bolt 31 independently to realize the compression of friction shoe 3 and outer mounting bracket 1, be convenient to the predetermincd tension of adjusting bolt, and be convenient to install.
As shown in Fig. 6～8, contiguous block 8 can be connected to realize to connect by welding, riveted joint, bolt with outer mounting bracket 1, preferably adopts riveted joint, and rivet 84 is fixing with outer mounting bracket 1 by contiguous block 8 through riveted holes 83, is convenient to assembling.The structure of contiguous block 8 can have multiple variation, preferably, contiguous block 8 has two engaging lugs 81, and interior mounting bracket 2 is between two engaging lugs 81, injection moulding pin 4, through the injection moulding pin-and-hole 22 of interior mounting bracket and the injection moulding pin-and-hole 22 of contiguous block, makes the fixing more stable of interior mounting bracket 2.
As shown in Figure 9, the upper column jecket 5 of steering column can directly be realized being connected by interference fit with lower column jecket 6, also can realize connecting by other auxiliary members.Preferably, steering column comprises column jecket 5 and lower column jecket 6, between upper column jecket 5 and lower column jecket 6, by plastics adapter sleeve 7, is fixedly connected with.Adopt this structure to make the interference fit between metal be converted into interference fit between metal and plastics, greatly reduce this place's crumple power value.
Although the utility model is described in conjunction with above embodiment, but the utility model is not limited to above-described embodiment, and only be subject to the restriction of claims, those of ordinary skills can easily modify to it and change, but do not leave essence design of the present utility model and scope.
Claims (10)
1. a car steering tube column crumple endergonic structure, is characterized in that, comprising:
Outer mounting bracket, it has the pilot hole axially arranged along steering column;
Interior mounting bracket;
Friction shoe;
Described outer mounting bracket is fixedly connected with vehicle body, and described friction shoe is fixedly connected with described interior mounting bracket through described pilot hole, and described friction shoe compresses described outer mounting bracket, and described outer mounting bracket is connected by the injection moulding pin with described interior mounting bracket; During crumple, described friction shoe and described interior mounting bracket move along described pilot hole.
2. car steering tube column crumple endergonic structure according to claim 1, it is characterized in that, the one side that described outer mounting bracket is compressed by described friction shoe has the terrace of appearing on the stage and leave from office terrace, and the described terrace of appearing on the stage contacts with described friction shoe, and described leave from office terrace and described friction shoe have gap.
3. car steering tube column crumple endergonic structure according to claim 1 and 2, it is characterized in that, described friction shoe is connected with the bolt that is fixedly connected as between described interior mounting bracket, and described bolt passes described friction shoe and described pilot hole and described interior mounting bracket and fixes.
4. car steering tube column crumple endergonic structure according to claim 1 and 2, is characterized in that, described steering column comprises column jecket and lower column jecket, between described upper column jecket and described lower column jecket, by the plastics adapter sleeve, is fixedly connected with.
5. a car steering tube column crumple endergonic structure, is characterized in that, comprising:
Outer mounting bracket, it has the pilot hole axially arranged along tubing string;
Interior mounting bracket;
Contiguous block;
Friction shoe;
Described outer mounting bracket is fixedly connected with vehicle body, described friction shoe is fixedly connected with described interior mounting bracket through described pilot hole, described friction shoe compresses described outer mounting bracket, described outer mounting bracket and the riveted joint of described contiguous block, described interior mounting bracket is connected by the injection moulding pin with described contiguous block, during crumple, described friction shoe and described interior mounting bracket move along described pilot hole.
6. car steering tube column crumple endergonic structure according to claim 5, is characterized in that, described contiguous block has two engaging lugs, and described interior mounting bracket is between described two engaging lugs.
7. according to the described car steering tube column crumple of claim 5 or 6 endergonic structure, it is characterized in that, described interior mounting bracket has the location gap coordinated with described contiguous block.
8. car steering tube column crumple endergonic structure according to claim 5, it is characterized in that, the one side that described outer mounting bracket is compressed by described friction shoe has the terrace of appearing on the stage and leave from office terrace, and the described terrace of appearing on the stage contacts with described friction shoe, and described leave from office terrace and described friction shoe have gap.
9. according to the described car steering tube column crumple of claim 5 or 8 endergonic structure, it is characterized in that, described friction shoe is connected with the bolt that is fixedly connected as between described interior mounting bracket, and described bolt passes described friction shoe and described pilot hole and described interior mounting bracket and fixes.
10. according to the described car steering tube column crumple of claim 5 or 8 endergonic structure, it is characterized in that, described steering column comprises column jecket and lower column jecket, between described upper column jecket and described lower column jecket, by the plastics adapter sleeve, is fixedly connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464296.3U CN203372283U (en) | 2013-07-31 | 2013-07-31 | Automobile steering column crumple energy-absorption structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464296.3U CN203372283U (en) | 2013-07-31 | 2013-07-31 | Automobile steering column crumple energy-absorption structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203372283U true CN203372283U (en) | 2014-01-01 |
Family
ID=49834829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320464296.3U Withdrawn - After Issue CN203372283U (en) | 2013-07-31 | 2013-07-31 | Automobile steering column crumple energy-absorption structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203372283U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359154A (en) * | 2013-07-31 | 2013-10-23 | 安徽江淮汽车股份有限公司 | Vehicle steering pipe post collapse energy-absorbing structure |
| CN105109544A (en) * | 2015-08-19 | 2015-12-02 | 安徽江淮汽车股份有限公司 | Automobile steering column assembly and collapse energy absorbing device thereof |
| 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 |
-
2013
- 2013-07-31 CN CN201320464296.3U patent/CN203372283U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359154A (en) * | 2013-07-31 | 2013-10-23 | 安徽江淮汽车股份有限公司 | Vehicle steering pipe post collapse energy-absorbing structure |
| CN103359154B (en) * | 2013-07-31 | 2016-01-06 | 安徽江淮汽车股份有限公司 | A kind of car steering tube column crumple endergonic structure |
| CN105109544A (en) * | 2015-08-19 | 2015-12-02 | 安徽江淮汽车股份有限公司 | Automobile steering column assembly and collapse energy absorbing device thereof |
| 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 |
|---|---|---|
| CN103359154B (en) | A kind of car steering tube column crumple endergonic structure | |
| CN203372283U (en) | Automobile steering column crumple energy-absorption structure | |
| CN202716925U (en) | Steering column collapsing, guiding and energy absorbing mechanism | |
| CN102030029B (en) | Energy-absorbing steering tubular column | |
| CN201193048Y (en) | Vehicle steering tube pole assembly | |
| CN201863882U (en) | Energy absorbing structure of steering column | |
| CN201169287Y (en) | Energy-absorbing apparatus of energy-absorbing steering column | |
| CN103786775A (en) | Crumple and energy absorption structure used for steering column | |
| CN203920878U (en) | A kind of adjustable energy absorbing vehicle steering column of four-way with Double-linkage lockable mechanism | |
| CN202911794U (en) | Collision energy-absorption mechanism for car steering column | |
| CN205906035U (en) | Crumple structure of vehicle steering column | |
| CN202413904U (en) | Motor steering column assembly | |
| CN203198654U (en) | Suspension frame control arm for vehicle and vehicle with suspension frame control arm | |
| CN202243624U (en) | Energy absorption mechanism for steering column | |
| CN103303357B (en) | Steering inner articulated shaft and there is the vehicle of this steering inner articulated shaft | |
| CN202208307U (en) | Novel energy-absorption bracket for steering column | |
| CN202264812U (en) | Steering column with collision friction energy absorbing mechanism | |
| CN2853556Y (en) | Energy absorption type steering down axle assembly of vehicle | |
| CN204895552U (en) | Car steering column assembly and routed energy -absorbing device that contracts thereof | |
| CN203681642U (en) | Automobile steering column | |
| CN204623548U (en) | A kind of anticreep crumple steering column structure | |
| CN203255237U (en) | Guiding type collapse energy-absorbing structure of steering column | |
| CN216034626U (en) | Scalable energy-absorbing formula jackshaft structure | |
| CN202686451U (en) | Intermediate shaft collapsing structure | |
| CN211568080U (en) | Electric power-assisted steering shaft of automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140101 Effective date of abandoning: 20160106 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |