CN107142879B - 一种多层式高速公路匝道口被动防撞吸能装置 - Google Patents
一种多层式高速公路匝道口被动防撞吸能装置 Download PDFInfo
- Publication number
- CN107142879B CN107142879B CN201710296315.9A CN201710296315A CN107142879B CN 107142879 B CN107142879 B CN 107142879B CN 201710296315 A CN201710296315 A CN 201710296315A CN 107142879 B CN107142879 B CN 107142879B
- Authority
- CN
- China
- Prior art keywords
- energy absorption
- foam
- multilayer
- collision energy
- absorption device
- 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.)
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 19
- 239000006260 foam Substances 0.000 claims description 32
- 239000002131 composite material Substances 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 8
- 229920007790 polymethacrylimide foam Polymers 0.000 claims description 8
- 239000004642 Polyimide Substances 0.000 claims description 7
- 239000004743 Polypropylene Substances 0.000 claims description 7
- 229920001721 polyimide Polymers 0.000 claims description 7
- 229920006389 polyphenyl polymer Polymers 0.000 claims description 7
- 229920001155 polypropylene Polymers 0.000 claims description 7
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 7
- 239000011358 absorbing material Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims 1
- 150000003949 imides Chemical class 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 8
- 230000035939 shock Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 8
- 230000003139 buffering effect Effects 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/14—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact specially adapted for local protection, e.g. for bridge piers, for traffic islands
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/14—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact specially adapted for local protection, e.g. for bridge piers, for traffic islands
- E01F15/145—Means for vehicle stopping using impact energy absorbers
- E01F15/146—Means for vehicle stopping using impact energy absorbers fixed arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Vibration Dampers (AREA)
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710296315.9A CN107142879B (zh) | 2017-04-28 | 2017-04-28 | 一种多层式高速公路匝道口被动防撞吸能装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710296315.9A CN107142879B (zh) | 2017-04-28 | 2017-04-28 | 一种多层式高速公路匝道口被动防撞吸能装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107142879A CN107142879A (zh) | 2017-09-08 |
CN107142879B true CN107142879B (zh) | 2019-02-01 |
Family
ID=59775424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710296315.9A Active CN107142879B (zh) | 2017-04-28 | 2017-04-28 | 一种多层式高速公路匝道口被动防撞吸能装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107142879B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108914840A (zh) * | 2018-08-06 | 2018-11-30 | 安徽省鸣新材料科技有限公司 | 高速公路匝道口防护装置 |
CN110246601B (zh) * | 2019-07-16 | 2024-01-16 | 中国工程物理研究院总体工程研究所 | 一种抗高速撞击包装容器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6082926A (en) * | 1998-07-28 | 2000-07-04 | Texas A&M University System | Energy absorbant module |
CN201722642U (zh) * | 2010-02-24 | 2011-01-26 | 陶仁章 | 一种安全防护墩 |
CN202688921U (zh) * | 2012-06-11 | 2013-01-23 | 张锐 | 一种公路防撞桶 |
CN103031817A (zh) * | 2013-01-10 | 2013-04-10 | 江苏博泓新材料科技有限公司 | 一种蜂窝格构增强型复合材料双筒结构及应用其的防撞系统 |
CN104563023A (zh) * | 2013-10-25 | 2015-04-29 | 常州天保宏达交通设施有限公司 | 防撞桶 |
CN205242321U (zh) * | 2015-12-17 | 2016-05-18 | 郝一凡 | 一种真空式公路防撞桶 |
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2017
- 2017-04-28 CN CN201710296315.9A patent/CN107142879B/zh active Active
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Publication number | Publication date |
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CN107142879A (zh) | 2017-09-08 |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230911 Address after: Room 901, 9th Floor, Building A, Guanggu Times Square, Guanshan 1st Road, Guanshan Street, Donghu High tech Development Zone, Wuhan City, Hubei Province, 430223 Patentee after: WUHAN LITUO BRIDGE TECHNOLOGY CRASH FACILITY Co.,Ltd. Address before: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 1037 Patentee before: HUAZHONG University OF SCIENCE AND TECHNOLOGY |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A passive anti-collision and energy absorption device for multi-layer highway ramp intersections Effective date of registration: 20231103 Granted publication date: 20190201 Pledgee: Industrial Bank Limited by Share Ltd. Wuhan branch Pledgor: WUHAN LITUO BRIDGE TECHNOLOGY CRASH FACILITY Co.,Ltd. Registration number: Y2023980063850 |