CN204383379U - A kind of heavier-duty automobile door structure - Google Patents
A kind of heavier-duty automobile door structure Download PDFInfo
- Publication number
- CN204383379U CN204383379U CN201420786161.3U CN201420786161U CN204383379U CN 204383379 U CN204383379 U CN 204383379U CN 201420786161 U CN201420786161 U CN 201420786161U CN 204383379 U CN204383379 U CN 204383379U
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- Prior art keywords
- strength beam
- car door
- door
- heavier
- duty automobile
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- Expired - Fee Related
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- 239000003292 glue Substances 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Abstract
The utility model relates to automobile technical field, disclose a kind of heavier-duty automobile door structure, comprise door skin and inner plate of car door, strength beam is provided with successively from top to bottom between door skin and inner plate of car door, middle strength beam, lower strength beam, described upper strength beam, middle strength beam, lower strength beam transverse distribution, upper strength beam, middle strength beam, the two ends of lower strength beam horizontal stroke are fixedly connected with the both sides, front and back of door skin respectively by reinforced company's fitting, upper strength beam, also support beam is provided with between lower strength beam, the middle both sides of middle strength beam are respectively equipped with C shape stirrup, two ends and the middle strength beam of C shape stirrup are welded to connect, the middle part of C shape stirrup is connected with bolt between support beam.Therefore, it is large that the utility model has intensity, whole car door uniform force during side impact, effectively prevents excessive the caving in of local pressure in the middle of car door from causing the beneficial effect of personal damage.
Description
Technical field
The utility model relates to automobile technical field, particularly relates to a kind of heavier-duty automobile door structure.
Background technology
Current, day by day perfect along with the every policies and regulations of vehicle, every NCAP especially in recent years promotes obviously, and various countries' car enterprise and personal user also improve day by day for the security requirement in vehicle routine use, larger to the test of Car design, research staff.When considering vehicle collision performance design, key design, reinforcement, as outermost one deck barrier of occupant and car body, need be carried out in car door position, the left and right sides, ensure the safety of crew module; Car door main failure forms in collision process has: car door intrusion volume is excessive, forces an interior trim distortion, extruding crew module living space; There is bending distortion in car door, cause car door deflection excessive, until car door is opened in collision process or collision rift cannot be opened, lose basic using function in collision process.
Chinese patent Authorization Notice No.: CN202896492U, authorized announcement date on April 24th, 2013, is disclosed a kind of vehicle door anti-collision joist, is made up of cold roll forming super-high strength steel steel pipe by hot press-formed technique.Alleviate the overall weight of vehicle door anti-collision joist; Promote automotive side face collision safety, every safety index all increases; Cancel the connection bracket at two ends, save operation; Lightweight is with the obvious advantage, and economic benefit is given prominence to; Cost reduces, saving resource.Its weak point is that this kind of collision prevention girders is arranged on after on car door, and during car door side impact, still can cave in and intrude in car body in position, intermediate portion, cause personal damage.
Utility model content
The utility model is in order to cave in the deficiency invading and cause personal damage in car stressed maximum and easy local, position, intermediate portion when overcoming car door side impact of the prior art, provide a kind of intensity large, whole car door uniform force during side impact, effectively prevents excessive the caving in of local pressure in the middle of car door from causing the heavier-duty automobile door structure of personal damage.
To achieve these goals, the utility model adopts following technical scheme:
A kind of heavier-duty automobile door structure, comprise door skin and inner plate of car door, strength beam is provided with successively from top to bottom between described door skin and inner plate of car door, middle strength beam, lower strength beam, described upper strength beam, middle strength beam, lower strength beam transverse distribution, upper strength beam, middle strength beam, the two ends of lower strength beam horizontal stroke are fixedly connected with the both sides, front and back of door skin respectively by reinforced company's fitting, described upper strength beam, also support beam is provided with between lower strength beam, the middle both sides of described middle strength beam are respectively equipped with C shape stirrup, two ends and the middle strength beam of C shape stirrup are welded to connect, the middle part of C shape stirrup is connected with bolt between support beam.Upper strength beam, middle strength beam, lower strength beam is significantly strengthened car door entirety, especially middle part is by two C shape stirrups, support beam emphasis is strengthened, when car door generation side impact, because car door ambient intensity is comparatively middle high, therefore the most easily cave in the middle of general car door, and in this structure, car door middle part emphasis is strengthened, the power that centre is collided can be shared on each beam, increase area of thrust surface, thus make whole car door various piece stressed more relatively uniform, prevent local in the middle of car door from caving in and causing car door deflection excessive, thus the personnel on protection automotive seat.
As preferably, there is angle between two C shape stirrups, support beam forms crumple gap after being connected with C shape stirrup between support beam and middle strength beam.Support beam, a space is formed between C shape stirrup and middle strength beam, be subject to larger collision in the middle of car door after, first stressed is middle strength beam, move inward after middle strength beam is stressed thus cause two C shape stirrups outwards to open, tie bolt between C shape stirrup and support beam is subject to shearing force and ruptures, strength beam in last, contact with support beam after the crumple of C shape stirrup, impulsive contact force has been cancelled a part in this process, finally act on support beam, impulsive contact force on inner plate of car door reduces, thus the personnel on seat are played a protective role.
As preferably, in tubular construction, it forms storage glue groove near caving inward of door skin for described upper strength beam, lower strength beam.Tubular structure has very high support strength, fills glue and be connected with door skin in storage glue groove.
As preferably, described middle strength beam both sides stretch out and form some auricles, and each auricle is provided with storage glue pit.Fill glue in storage glue pit to be convenient to connect.
As preferably, be welded to connect between the two ends of described support beam and upper strength beam, lower strength beam, weld is provided with triangle reinforced rib.
Therefore, it is large that the utility model has intensity, whole car door uniform force during side impact, effectively prevents excessive the caving in of local pressure in the middle of car door from causing the beneficial effect of personal damage.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is the section drawing of upper strength beam, lower strength beam in the utility model.
In figure: on door skin 1, in strength beam 2, strength beam 3 times strength beam 4 support beam 5 C shape stirrup 6 reinforced company fitting 7 auricles 8 store up glue pit 9 bolt 10 triangle reinforced rib 11 and store up glue groove 12.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
A kind of heavier-duty automobile door structure as shown in Figure 1, comprise door skin 1 and inner plate of car door, strength beam 2 is provided with successively from top to bottom between door skin and inner plate of car door, middle strength beam 3, lower strength beam 4, upper strength beam, middle strength beam, lower strength beam transverse distribution, upper strength beam, middle strength beam, the two ends of lower strength beam horizontal stroke are fixedly connected with the both sides, front and back of door skin respectively by reinforced company's fitting 7, upper strength beam 2, support beam 5 is also provided with between lower strength beam 4, the middle both sides of middle strength beam are respectively equipped with C shape stirrup 6, two ends and the middle strength beam of C shape stirrup are welded to connect, the middle part of C shape stirrup is connected with bolt between support beam 10, angle is there is between two C shape stirrups 6, after support beam is connected with C shape stirrup, crumple gap is formed between support beam and middle strength beam, be welded to connect between the two ends of support beam and upper strength beam, lower strength beam, weld is provided with triangle reinforced rib 11, as shown in Figure 2, in tubular construction, it forms storage glue groove 12 near caving inward of door skin, and middle strength beam 3 both sides stretch out and form some auricles 8 for upper strength beam 2, lower strength beam 4, each auricle stamps out a storage glue pit 9.
Upper strength beam, middle strength beam, lower strength beam are significantly strengthened car door entirety, especially middle part is strengthened by two C shape stirrups, support beam emphasis, when car door generation side impact, because car door ambient intensity is comparatively middle high, therefore the most easily caves in the middle of general car door, and in this structure, car door middle part emphasis is strengthened, the power that centre is collided can be shared on each beam, increases area of thrust surface, thus makes whole car door various piece stressed more relatively uniform, simultaneously, support beam, a space is formed between C shape stirrup and middle strength beam, be subject to larger collision in the middle of car door after, first stressed is middle strength beam, move inward after middle strength beam is stressed thus cause two C shape stirrups outwards to open, tie bolt between C shape stirrup and support beam is subject to shearing force and ruptures, strength beam in last, contact with support beam after the crumple of C shape stirrup, impulsive contact force has been cancelled a part in this process, finally act on support beam, impulsive contact force on inner plate of car door reduces, thus the personnel on seat are played a protective role.Therefore, it is large that the utility model has intensity, whole car door uniform force during side impact, effectively prevents excessive the caving in of local pressure in the middle of car door from causing the beneficial effect of personal damage.
Claims (5)
1. a heavier-duty automobile door structure, comprise door skin and inner plate of car door, it is characterized in that, strength beam is provided with successively from top to bottom between described door skin and inner plate of car door, middle strength beam, lower strength beam, described upper strength beam, middle strength beam, lower strength beam transverse distribution, upper strength beam, middle strength beam, the two ends of lower strength beam horizontal stroke are fixedly connected with the both sides, front and back of door skin respectively by reinforced company's fitting, described upper strength beam, also support beam is provided with between lower strength beam, the middle both sides of described middle strength beam are respectively equipped with C shape stirrup, two ends and the middle strength beam of C shape stirrup are welded to connect, the middle part of C shape stirrup is connected with bolt between support beam.
2. a kind of heavier-duty automobile door structure according to claim 1, is characterized in that, there is angle between two C shape stirrups, support beam forms crumple gap after being connected with C shape stirrup between support beam and middle strength beam.
3. a kind of heavier-duty automobile door structure according to claim 1 and 2, is characterized in that, in tubular construction, it forms storage glue groove near caving inward of door skin for described upper strength beam, lower strength beam.
4. a kind of heavier-duty automobile door structure according to claim 1 and 2, is characterized in that, described middle strength beam both sides stretch out and form some auricles, and each auricle is provided with storage glue pit.
5. a kind of heavier-duty automobile door structure according to claim 1, is characterized in that, be welded to connect between the two ends of described support beam and upper strength beam, lower strength beam, weld is provided with triangle reinforced rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786161.3U CN204383379U (en) | 2014-12-12 | 2014-12-12 | A kind of heavier-duty automobile door structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786161.3U CN204383379U (en) | 2014-12-12 | 2014-12-12 | A kind of heavier-duty automobile door structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204383379U true CN204383379U (en) | 2015-06-10 |
Family
ID=53356124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420786161.3U Expired - Fee Related CN204383379U (en) | 2014-12-12 | 2014-12-12 | A kind of heavier-duty automobile door structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204383379U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105172544A (en) * | 2015-09-23 | 2015-12-23 | 蒋科 | Anti-collision device mounted on car door |
| CN106627060A (en) * | 2017-01-22 | 2017-05-10 | 东风商用车有限公司 | Lower horizontal reinforced beam of vehicle door of commercial vehicle |
| CN107097619A (en) * | 2017-04-27 | 2017-08-29 | 奇瑞商用车（安徽）有限公司 | A kind of rear side door of automobile reinforcement structure |
| CN108327491A (en) * | 2017-01-20 | 2018-07-27 | 丰田自动车株式会社 | Car door |
| CN109334413A (en) * | 2018-08-21 | 2019-02-15 | 靖江市新程汽车零部件有限公司 | Car front/rear door Novel crashproof bar |
-
2014
- 2014-12-12 CN CN201420786161.3U patent/CN204383379U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105172544A (en) * | 2015-09-23 | 2015-12-23 | 蒋科 | Anti-collision device mounted on car door |
| CN108327491A (en) * | 2017-01-20 | 2018-07-27 | 丰田自动车株式会社 | Car door |
| CN108327491B (en) * | 2017-01-20 | 2021-04-06 | 丰田自动车株式会社 | Vehicle door |
| CN106627060A (en) * | 2017-01-22 | 2017-05-10 | 东风商用车有限公司 | Lower horizontal reinforced beam of vehicle door of commercial vehicle |
| CN106627060B (en) * | 2017-01-22 | 2023-09-01 | 东风商用车有限公司 | Lower transverse stiffening beam of commercial vehicle door |
| CN107097619A (en) * | 2017-04-27 | 2017-08-29 | 奇瑞商用车（安徽）有限公司 | A kind of rear side door of automobile reinforcement structure |
| CN109334413A (en) * | 2018-08-21 | 2019-02-15 | 靖江市新程汽车零部件有限公司 | Car front/rear door Novel crashproof bar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |