CN104612088A - Rotary-pull type movable guard rail for road medial strip - Google Patents
Rotary-pull type movable guard rail for road medial strip Download PDFInfo
- Publication number
- CN104612088A CN104612088A CN201510053790.4A CN201510053790A CN104612088A CN 104612088 A CN104612088 A CN 104612088A CN 201510053790 A CN201510053790 A CN 201510053790A CN 104612088 A CN104612088 A CN 104612088A
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- Prior art keywords
- sleeve
- column
- movable rail
- guard rail
- revolved
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Classifications
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- 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
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/10—Continuous barriers extending along roads or between traffic lanes portable, e.g. for temporary use not used
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to a rotary-pull type movable guard rail for a road medial strip. The rotary-pull type movable guard rail comprises a pre-buried sleeve, a stand column and a guard rail plate. The sleeve is buried into a road cement concrete foundation, the lower portion of the stand column is inserted into the sleeve, and the guard rail plate is fixedly installed on the lateral side of the stand column; trapezoidal threads are machined on the inner wall of the sleeve, the inner wall, provided with the trapezoidal threads, of the sleeve is provided with a galvanizing layer, and a plastic soaking layer is arranged on the surface of the galvanizing layer. The stand columns are arranged in parallel in a two-row mode in the direction of the medial strip, and every two opposite stand columns in the two rows of stand columns are fixedly connected through a transverse beam. The rotary-pull type movable guard rail has the advantages of being high in anti-collision capacity, firm in installation, convenient to disassemble, good in durability, economical, reasonable and the like.
Description
Technical field
The present invention relates to traffic safety facilities technical field, refer more particularly to a kind of highway median strip and revolve and pull out formula movable rail.
Background technology
Movable rail is arranged on central separating belt opening place, for ease of when emergency (as traffic accident treatment vehicle, ambulance vehicles) and road maintenance construction, ensures the movable facility of the unimpeded and traffic safety of speedway.Movable rail requires to have the isolation features that ensures traffic safety under normal circumstances, should be able to fast, neatly mount and dismount when fail open traffic.
At present, movable rail mainly contains plug-in and telescopic two profiles formula, there is the advantage of installation, convenient disassembly, but also there is the shortcomings such as easily displacement distortion, particularly there is the critical defect of crashproof scarce capacity, repeatedly there is the traffic accidents caused because of crashproof scarce capacity in domestic speedway.In view of the crashproof scarce capacity of existing movable rail, domestic Duo Jia mechanism and producer have developed novel movable guardrail, as prestressing force anticollision barrier, effectively improve crashproof ability, but cost is quite expensive, research and development improve crashproof ability, and the movable rail of economical rationality is significant.
Publication number is authorized to be the Chinese invention patent of CN202164560U, CN203346832U, individually disclose approximate anti-collision type movable guardrail, comprise sleeve, fence upright, described sleeve is fixedly connected with ground, one end of described fence upright and sleeve are socketed, and the other end is connected with described waveform beam slab by diaphragm.This movable rail is installed and after one section uses, because sandstone enters sleeve, or sleeve, corrosion between fence upright, make to need to remove, mobile protect fence time, fence upright is difficult to extract from sleeve.Further, above-mentioned two patents of invention, its column is single arrangement, and impact resistance is weak.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of highway median strip and revolves and pull out formula movable rail, overcomes the crashproof scarce capacity existing for prior art, mobilely removes constant defect.
For solving the problems of the technologies described above, the present invention proposes a kind of highway median strip and revolves and pull out formula movable rail, and comprise embedded sleeve barrel, column, guardrail board, described sleeve is imbedded in the road cement concrete basis, described column bottom inserts in described sleeve, and described guardrail board is fixedly mounted on column side; Described sleeve lining is processed with trapezoidal thread, and the sleeve lining being processed with described trapezoidal thread has zinc coat, and described Several Thiourea Derivatives on Zinc Plate Surface has leaching to mould layer.
Further optimization, described column outer wall has zinc coat, and described Several Thiourea Derivatives on Zinc Plate Surface has leaching to mould layer.
Further optimize, described column is become two rows arranged in parallel along direction, isolation strip, and in the described column of two rows, two relative columns are fixedly connected with by crossbeam.By contact crossbeam, left and right width movable rail is linked together, reach the object improving the crashproof ability of guardrail.
Preferably, the longitudinal section of described crossbeam is bar shaped, and the perforate respectively of described bar shaped steel two ends, two described holes are enclosed within two columns respectively.
More optimize, the cross section of described crossbeam is U-type groove.
The present invention is also provided with tarpaulin, after movable rail dismounting, described tarpaulin is arranged on sleeve top.Colleting deformation when can prevent Vehicle Load, prevents rainwater and foreign material from falling in sleeve simultaneously.
The present invention compared with prior art has the following advantages:
1, crashproof ability is strong.This choice formula movable rail column and guardrail board structure and material all meet " highway traffic safety facilities design specification " designing requirement, can the collision of Collision-free more than energy 160kJ, and anticollision grade reaches Am level.
2, easy installation and removal.Structure is simple, and take fabricated construction, 4 people can be namely detachably complete in 15 minutes, then installs and can complete in 20 minutes.
3, install firmly.Pre-buried C25 concrete and sleeve, column can directly assign in sleeve, and in conjunction with tight, can not deform displacement.
4, durability is strong.Mould the component after process through Precision Machining, zinc-plated process and leaching, durability is strong, and life expectancy can reach more than 20 years, long-term society and economic benefit good.
5, good looking appearance.Outward appearance pattern is consistent with median barrier, ensure that highway route is smooth and easy, both artistic and practical.
6, economical rationality.Except embedded sleeve barrel, tarpaulin and column bottom need Precision Machining manufacture, other structural member is identical with common Guardrail design, and form of structure is simple, and material source is extensive, economical rationality.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is further described in detail.
Fig. 1 is the sectional side view of the present invention one heel post, obstruction block and guardrail board.
Fig. 2 is the cross-sectional figure of column of the present invention.
Fig. 3 is embedded sleeve barrel of the present invention and basic sectional side view.
Fig. 4 is middle guardrail side of the present invention generalized section.
Fig. 5 is the longitudinal section of crossbeam.
Fig. 6 is the cross-sectional view of crossbeam.
Description of reference numerals:
1-column; 2-obstruction block; 3-guardrail board; 4-sleeve; 5-trapezoidal thread; 6-tarpaulin; 7-coagulating cement earth foundation; 8-zinc coat; Layer is moulded in 9-leaching; 11-crossbeam; 12-antiglare shield mounting base; 13-antiglare shield; 15-hole one; 16-hole two.
Detailed description of the invention
As shown in Figure 1, guardrail board 3 is fixedly mounted on column 1 side by obstruction block 2.As shown in Figure 2, column 1 outer wall has zinc coat 8, Several Thiourea Derivatives on Zinc Plate Surface has leaching to mould layer 9.Column 1 bottom 50cm Precision Machining, fineness 3 grades, column 1 bottom 50cm inserts in sleeve.Zinc-plated after column 1 Precision Machining, after zinc-plated, leaching is moulded again; Color and median barrier plate solid colour are moulded in leaching.
As shown in Figure 3, sleeve 4 is embedded in the road cement concrete basis 7, and sleeve 4 inwall is processed with trapezoidal thread 5, and the sleeve lining being processed with trapezoidal thread 5 has zinc coat 8, and Several Thiourea Derivatives on Zinc Plate Surface has leaching to mould layer 9.Sleeve 4 inwall is according to Precision Machining, and---sequentially built is moulded in---zinc-plated---leaching of screw thread process.Sleeve lining Precision Machining, glossiness reaches 3 grades, allowance control 1mm; Sleeve inner arranges trapezoidal thread 5, spacing 5mm, degree of depth 0.5mm; The thickness of zinc coat 8 35 μm; The thickness 260 μm of layer 9 is moulded in leaching.
On the one hand, trapezoidal thread 5 stitches dust, the particle that can hold in the gap falling into sleeve and column; When guardrail need be dismantled, when extracting column, can first Rotary cloumn gently, make dust, particle falls in trapezoidal thread 5 stitches, be unlikely to make dust, particle blocks column; On the other hand, after adopting trapezoidal thread inwall, decrease the contact area of sleeve and column, thus reduce the frictional force between sleeve and column, more decrease the frictional resistance extracting column.
Column 1 and sleeve 4 improve its antiseptic power and rigidity after zinc coat 8 processes, and prevent the corrosion in Long-Time Service to be out of shape.Column 1 and sleeve 4 soak respectively to be moulded, and the outer impact force between rammer and column 1 of layer available buffer is moulded in the leaching of column 1 outer surface of upper, is flexible contact between column 1 lower external face and sleeve 4, and damp impacts, reduces collision shearing, thus improve crashproof ability.In addition, make both combine closely by sleeve lining and column outer wall Precision Machining, sleeve lining and column fit tolerance control within 1mm, ensure crashproof ability.
The present invention is also provided with tarpaulin 6, after movable rail dismounting, tarpaulin 6 is arranged on sleeve top.The end face of tarpaulin is 10mm steel plate, outside diameter of inner ring 140mm, wall thickness 5mm, and guarantee that end face can bear Vehicle Load, inner ring has enough rigidity, and colleting deformation when can prevent Vehicle Load, prevents rainwater and foreign material from falling in sleeve simultaneously.
As shown in Figure 4, column 1 is become two rows arranged in parallel along direction, isolation strip, and in two row's columns, two relative columns are fixedly connected with by crossbeam 11.By crossbeam 11, left and right width movable rail is linked together, reach the object improving the crashproof ability of guardrail.On crossbeam 11, reserved antiglare shield mounting base 12, pedestal 12 is installed antiglare shield 13, reaches abblendbar.
Crossbeam longitudinal section shown in composition graphs 5, Fig. 6, crossbeam 11 is bar shaped steel, and the perforate 1 respectively of bar shaped steel two ends, hole 2 16, hole 1, hole 2 16 are enclosed within two columns respectively, make two column-types integrally.Compared to the impact resistance of a root post, the impact resistance of two columns significantly improves.It is U-type groove steel that crossbeam is adopted as cross section, like this under the prerequisite of anti-impact force performance not reducing crossbeam longitudinal direction, has saved beam steel material.
The present invention adopts assembling package assembly, main steel beam column adopts the manufacture of Q235 structural iron, during road construction, embedded sleeve barrel 4 is built in coagulating cement earth foundation 7, obstruction block 2 is loaded on column 1, and column 1 inserts in embedded sleeve barrel 4, and just Absorbable organic halogens is in road center dividing strip, then guardrail board 3 is installed and can forms stable guardrail, if any the demand opening both sides traffic, then dismantle guardrail board 3, then column 1 is rotated from embedded sleeve barrel 4 and extract.Movable rail and two ends nonfloating rail link by simultaneously the present invention, set up between transverse upright and contact crossbeam, further increase the stability of movable rail.
It should be noted last that, above detailed description of the invention is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (6)
1. highway median strip is revolved and is pulled out a formula movable rail, comprises embedded sleeve barrel, column, guardrail board, and described sleeve is imbedded in the road cement concrete basis, and described column bottom inserts in described sleeve, and described guardrail board is fixedly mounted on column side; It is characterized in that, described sleeve lining is processed with trapezoidal thread, and the sleeve lining being processed with described trapezoidal thread has zinc coat, and described Several Thiourea Derivatives on Zinc Plate Surface has leaching to mould layer.
2. highway median strip according to claim 1 is revolved and is pulled out formula movable rail, it is characterized in that, described column outer wall has zinc coat, and described Several Thiourea Derivatives on Zinc Plate Surface has leaching to mould layer.
3. highway median strip according to claim 2 is revolved and is pulled out formula movable rail, it is characterized in that, described column is become two rows arranged in parallel along direction, isolation strip, and in the described column of two rows, two relative columns are fixedly connected with by crossbeam.
4. highway median strip according to claim 3 is revolved and is pulled out formula movable rail, it is characterized in that, the longitudinal section of described crossbeam is bar shaped, and the perforate respectively of described bar shaped steel two ends, described two holes are enclosed within two columns respectively.
5. highway median strip according to claim 4 is revolved and is pulled out formula movable rail, it is characterized in that, the cross section of described crossbeam is U-type groove.
6. revolve according to the highway median strip one of claim 1 to 5 Suo Shu and pull out formula movable rail, it is characterized in that, be also provided with tarpaulin, after movable rail dismounting, described tarpaulin is arranged on sleeve top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053790.4A CN104612088A (en) | 2015-02-02 | 2015-02-02 | Rotary-pull type movable guard rail for road medial strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053790.4A CN104612088A (en) | 2015-02-02 | 2015-02-02 | Rotary-pull type movable guard rail for road medial strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104612088A true CN104612088A (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510053790.4A Pending CN104612088A (en) | 2015-02-02 | 2015-02-02 | Rotary-pull type movable guard rail for road medial strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104612088A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386317A (en) * | 2017-07-03 | 2017-11-24 | 浙江大学城市学院 | Foam concrete lightweight barricade and construction method are excavated after a kind of first precompressed of deep ultra-soft soil |
| CN108706083A (en) * | 2018-06-29 | 2018-10-26 | 中国船舶重工集团公司第七〇九研究所 | A kind of anticollision device, collision-prevention device for detecting vibration damping |
| CN110130213A (en) * | 2019-05-25 | 2019-08-16 | 中恒宏瑞建设集团有限公司 | A kind of safeguard structure for abutment |
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|---|---|---|---|---|
| US3258250A (en) * | 1963-07-17 | 1966-06-28 | Reynolds Metals Co | Railing construction |
| CN201746793U (en) * | 2010-07-26 | 2011-02-16 | 南京凯斯利交通设施设备厂 | Lifting type guardrail |
| CN202152449U (en) * | 2011-06-27 | 2012-02-29 | 南京通洋交通设施设备厂 | Folding type movable guardrail |
| CN202164560U (en) * | 2011-07-28 | 2012-03-14 | 北京交科公路勘察设计研究院有限公司 | Anti-collision type movable guardrail |
| CN203346825U (en) * | 2013-06-27 | 2013-12-18 | 舟山市智海技术开发有限公司 | Double-layer highway buffering anti-collision guardrail |
| CN103556586A (en) * | 2013-11-14 | 2014-02-05 | 无锡联创薄板有限公司 | Guardrail base |
| CN203583402U (en) * | 2013-09-29 | 2014-05-07 | 北京交科公路勘察设计研究院有限公司 | Guardrail stand column heightening structure |
| CN204097924U (en) * | 2014-08-18 | 2015-01-14 | 广西桂海高速公路有限公司 | Dividing strip guardrail and median barrier |
| CN204455935U (en) * | 2015-02-02 | 2015-07-08 | 湖北公路智能养护科技股份有限公司 | A kind of highway median strip is revolved and is pulled out formula movable rail |
-
2015
- 2015-02-02 CN CN201510053790.4A patent/CN104612088A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3258250A (en) * | 1963-07-17 | 1966-06-28 | Reynolds Metals Co | Railing construction |
| CN201746793U (en) * | 2010-07-26 | 2011-02-16 | 南京凯斯利交通设施设备厂 | Lifting type guardrail |
| CN202152449U (en) * | 2011-06-27 | 2012-02-29 | 南京通洋交通设施设备厂 | Folding type movable guardrail |
| CN202164560U (en) * | 2011-07-28 | 2012-03-14 | 北京交科公路勘察设计研究院有限公司 | Anti-collision type movable guardrail |
| CN203346825U (en) * | 2013-06-27 | 2013-12-18 | 舟山市智海技术开发有限公司 | Double-layer highway buffering anti-collision guardrail |
| CN203583402U (en) * | 2013-09-29 | 2014-05-07 | 北京交科公路勘察设计研究院有限公司 | Guardrail stand column heightening structure |
| CN103556586A (en) * | 2013-11-14 | 2014-02-05 | 无锡联创薄板有限公司 | Guardrail base |
| CN204097924U (en) * | 2014-08-18 | 2015-01-14 | 广西桂海高速公路有限公司 | Dividing strip guardrail and median barrier |
| CN204455935U (en) * | 2015-02-02 | 2015-07-08 | 湖北公路智能养护科技股份有限公司 | A kind of highway median strip is revolved and is pulled out formula movable rail |
Non-Patent Citations (1)
| Title |
|---|
| 宋金华: "《高等级道路施工技术》", 30 September 2011, 中国建材工业出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386317A (en) * | 2017-07-03 | 2017-11-24 | 浙江大学城市学院 | Foam concrete lightweight barricade and construction method are excavated after a kind of first precompressed of deep ultra-soft soil |
| CN108706083A (en) * | 2018-06-29 | 2018-10-26 | 中国船舶重工集团公司第七〇九研究所 | A kind of anticollision device, collision-prevention device for detecting vibration damping |
| CN108706083B (en) * | 2018-06-29 | 2024-01-16 | 中国船舶重工集团公司第七一九研究所 | Anti-collision device for detecting vibration reduction |
| CN110130213A (en) * | 2019-05-25 | 2019-08-16 | 中恒宏瑞建设集团有限公司 | A kind of safeguard structure for abutment |
| CN110130213B (en) * | 2019-05-25 | 2020-11-06 | 福建省恒超建设发展有限公司 | A protective structure for abutment |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150513 |