CN106812090B - Road anti-collision facility structure capable of being used for ventilation of underground space - Google Patents
Road anti-collision facility structure capable of being used for ventilation of underground space Download PDFInfo
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- CN106812090B CN106812090B CN201710190705.8A CN201710190705A CN106812090B CN 106812090 B CN106812090 B CN 106812090B CN 201710190705 A CN201710190705 A CN 201710190705A CN 106812090 B CN106812090 B CN 106812090B
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- collision
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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
- E01F15/08—Continuous barriers extending along roads or between traffic lanes essentially made of walls or wall-like elements ; Cable-linked blocks
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/0007—Base structures; Cellars
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Road Paving Structures (AREA)
Abstract
The utility model provides a can be used to road anticollision facility structure of underground space ventilation to have car anticollision concurrently and underground space ventilation, two kinds of functions of heat dissipation, and anticollision grade, ventilation and heat-sinking capability satisfy relevant technical specification requirement. The air supply and exhaust channel anti-collision device comprises common road anti-collision facilities which are fixed on two sides of an air supply and exhaust channel in an underground space, a steel structure anti-collision wall is fixedly arranged between the common road anti-collision facilities in the air supply and exhaust channel in the underground space, and the steel structure anti-collision wall is formed by splicing at least two anti-collision facility units in the length direction. The profile of anticollision facility unit on the cross section is the chevron shape, has rain-proof ventilation section, anticollision section and pre-buried canned paragraph from the top down in the direction of height, and anticollision section and pre-buried canned paragraph are located the lower part, span the outer port of underground space air supply and exhaust passageway, and the horizontal both sides of anticollision section and pre-buried canned paragraph are fixed to be set up transversely to seal and additional strengthening. The horizontal both sides of rain-proof ventilation section set up shutter structure, and the top is sealed by the top steel sheet.
Description
Technical Field
The invention relates to buildings, in particular to a novel road anti-collision facility structure for ventilating an underground space, which integrates a municipal road engineering anti-collision facility and an underground space engineering ventilating structure.
Background
At present, the specifications of the structure of the road engineering anti-collision facility in China are 'road traffic safety facility design specification' (JTG D81) and 'road traffic safety facility design detailed rule' (JTG/T D81), and the two specifications stipulate four road anti-collision guardrail structure forms, which are respectively as follows: reinforced concrete wall type, beam column type rigid guardrail, metal beam column type semi-rigid guardrail and combined guardrail. The specification stipulates that the four concrete structural forms of the anti-collision guardrail only consider the structural construction form under the condition of meeting the anti-collision function of the vehicle, and do not consider other functional purposes except meeting the anti-collision function of the vehicle.
With the progress of urbanization and the continuous development of infrastructure construction, particularly in some areas with better utilization of underground space, the ground space resources are very limited, the ground space needs to be reasonably utilized during road reconstruction, and structures of the underground space and road auxiliary facilities are built together, so that higher requirements are provided for the functionality of road anti-collision facilities.
The situation is met in Wuhou road overpass bridge engineering of No. 7 line municipal supporting engineering of the subway in metropolis. Because the electric power pipeline ventilation shaft is just in time located the bottom of the central anticollision barrier of road, lead to central anticollision barrier and ventilation shaft position conflict, if seal the regional ventilation shaft of this section, then will lead to the ventilation shaft apart from too big arousing that electric power passageway ventilation heat dissipation is bad. Therefore, except that letting the anticollision barrier satisfy the anticollision function, still need satisfy power channel's ventilation cooling function when designing approach section anticollision barrier.
Technical scheme
The invention aims to provide a road anti-collision facility structure for ventilation of an underground space, so that the road anti-collision facility structure has two functions of automobile anti-collision, underground space ventilation and heat dissipation, and the anti-collision grade, the ventilation and the heat dissipation capability meet the requirements of related technical specifications.
The technical scheme for solving the technical problems is as follows:
the technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a can be used to underground space ventilation's road anticollision facility structure, send the ordinary road anticollision facility of air exhaust channel both sides including fixed underground space, characterized by: a steel structure anti-collision wall is fixedly arranged in the air supply and exhaust channel of the underground space between the common road anti-collision facilities, and the steel structure anti-collision wall is formed by splicing at least two anti-collision facility units in the length direction; the anti-collision facility unit is in a herringbone shape in the cross section, and is provided with a rainproof ventilation section, an anti-collision section and an embedded fixing section from top to bottom in the height direction; the anti-collision section and the pre-buried fixed section are positioned at the lower part and cross over the outer port of the air supply and exhaust channel of the underground space, and transverse sealing and reinforcing structures are fixedly arranged at the transverse two sides of the anti-collision section and the pre-buried fixed section; the horizontal both sides of rain-proof ventilation section set up shutter structure, and the top is sealed by the top steel sheet.
The invention has the advantages that the steel structure anti-collision wall is adopted, the anti-collision capacity of the structure is enhanced, the size of the section of the structure is reduced, the internal space of the structure is increased, the steel structure is designed into a structural form similar to a shutter, so that the air inside and outside the anti-collision wall can freely circulate through the window seams, the ventilation and heat dissipation effects are achieved, the side-standing window seams can effectively prevent rainwater from permeating, a new solution is provided for the structural construction and treatment of the ground anti-collision facility and the ventilation shaft of the pipe gallery, the underground power channel, the subway, the tunnel and the road combined construction project, and the road traffic safety problem and the ventilation and heat dissipation problems of the underground space are effectively solved by combining the two structures into one; the anti-collision facility unit meets the requirements of standardization and factory manufacturing, and is convenient to install, maintain and replace; the combination of the unit number mode is adopted, so that different items can be automatically increased or decreased according to actual conditions, and the ventilation and heat dissipation requirements of different ventilation shafts are met
Drawings
The present specification includes the following five figures:
FIG. 1 is a schematic view of the general assembly of a roadway collision avoidance facility configuration useful for ventilation of an underground space of the present invention (the effect of the combination of 8 collision avoidance facility units is illustrated);
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an elevational view of a roadway collision avoidance structure of the present invention which may be used for ventilation of an underground space;
FIG. 4 is a cross-sectional view taken along line C-C of FIG. 3;
FIG. 5 is a cross-sectional view taken along line D-D of FIG. 3;
the figures show the components and the corresponding labels: road surface elevation B, rain-proof ventilation section H1Anti-collision embedded section H2The underground space air supply and exhaust system comprises an underground space main body structure 20, an underground space air supply and exhaust port 21, an underground space air supply and exhaust channel 22, an underground space main body structure top plate 23, a common road anti-collision facility 10, an anti-collision facility unit 11, a louver component 11-1, a middle partition plate 11-2, an end partition plate 11-3, a top steel plate 11-4, a side steel plate 11-5, a side reinforcing rib 11-6, an embedded steel plate 11-7 and a connecting steel plate 11-8.
Detailed Description
The invention is further explained below with reference to the drawings and the embodiments.
Referring to fig. 1 and 2, a road collision avoidance structure for ventilating an underground space according to the present invention includes a general road collision avoidance structure 10 for fixing both sides of an air supply/discharge passage 22 of the underground space. And steel structure anti-collision walls are fixedly arranged in the air supply and exhaust channels 22 in the underground space between the common road anti-collision facilities 10, and the steel structure anti-collision walls are formed by splicing at least two anti-collision facility units 11 in the length direction. The profile of the anti-collision facility unit 11 on the cross section is in a herringbone shape, and the anti-collision facility unit is provided with a rain-proof ventilation section H from top to bottom in the height direction1And an anti-collision section H2And pre-buried fixed section H3. The anti-collision section H2And pre-buried fixed section H3At the lower part, across the air supply and exhaust channel 22 of the underground space, and in the collision-proof section H2And pre-buried fixed section H3Are fixedly provided with transverse closing and reinforcing structures. The rain-proof ventilation section H1The horizontal two sides of the top plate are provided with louver structures, and the top is closed by a top steel plate 11-4.
Refer to fig. 2, adopt steel construction anticollision wall, the crashworthiness of reinforcing structure, reduce structure section size, increase structure inner space, and design into similar "shutter" similar structural style with the steel construction, make outside air can pass through the circulation of "window seam" freedom in the anticollision wall, thereby play the ventilation, radiating effect, the infiltration that the window seam of side-standing also can effectively prevent the rainwater is the piping lane, underground power passageway, the subway, the tunnel is jointly built engineering ground anticollision facility with the road and is handled with the structural configuration of ventilating shaft and provide new solution, through uniting two into one with both structures, road traffic safety problem and underground space ventilation, the heat dissipation problem has effectively been solved.
Referring to fig. 4 and 5, the crash facility unit 11 includes two vertical end bulkheads 11-3 in a length direction, the lateral closing and reinforcing structure includes a middle bulkhead 11-2 between the two end bulkheads 11-3, and side steel plates 11-5 welded to both lateral sides of the end bulkheads 11-3 and the middle bulkhead 11-2, and at a crash zone H2And side reinforcing ribs 11-6 are arranged at intervals in the vertical direction. The end bulkheads 11-3, the middle bulkheads 11-2, the side steel plates 11-5 and the side reinforcing ribs 11-6 ensure sufficient rigidity and impact strength of the crash facility unit 11. The side steel plates 11-5 can prevent the water accumulated on the road surface from splashing into the anti-collision facility unit 11 caused by rolling of the vehicle. The side reinforcing ribs 11-6 are arranged between the end partition plates 11-3 and the middle partition plates 11-2, two ends of the side reinforcing ribs are welded with the end partition plates 11-3 and the middle partition plates 11-2, and the side reinforcing ribs are welded with the inner walls of the side steel plates 11-5 on the same side. The lateral reinforcing ribs 11-6 enhance the rigidity of the lateral steel plates 11-5, the requirement of an anti-collision function is met, and meanwhile, the lateral panels 11-5 can be properly deformed to play a role in collision energy dissipation.
Referring to fig. 4 and 5, the louver structure is disposed between the end bulkheads 11-3, supported on the middle bulkhead 11-2, and has sufficient rigidity and crashworthiness. The shutter structure is composed of a plurality of shutter components 11-1, the cross section of each shutter component 11-1 is Z-shaped, the sections of the shutter components are parallel, and two ends in the length direction are welded with end partition plates 11-3.
Referring to fig. 4 and 5, the end partition plate 11-3 and the bottom end of the middle partition plate 11-2 are welded and fixed with the embedded steel plate 11-7, and the embedded steel plate 11-7 is connected with the air supply and exhaust channel 22 of the underground space into a whole. Referring to fig. 3, the connection steel plates 11-8 are welded between the adjacent end bulkheads 11-3 between the crash facility units 11 to connect the two adjacent crash facility units 11 into a whole.
Referring to fig. 1 and 2, the pre-buried fixing section H3And part of the collision-prevention section H2Below the road level B, the top of each crash barrier unit 11 is level with the top of the ordinary road crash barrier 10. Guarantee steel constructionThe overall outline of the anti-collision wall is smooth and continuous, and urban landscape is kept.
The main parameters of the invention are as follows:
1. and (3) anti-collision grade: meets the SA grade collision avoidance standard specified in road traffic safety facility design Specification (JTG D81);
2. the area of the louver: 6.93m2；
3. Ventilation rate: 52.8 percent;
4. minimum cross-sectional area of air duct: 1.16m2。
The technical advantages of the invention are embodied in the following three aspects:
1. the anti-collision facilities have the ventilation function;
2. the anti-collision facility meets the requirements of factory manufacturing, is convenient to install, maintain and replace, and has high construction speed;
3. the anti-collision facilities meet the standardized design, and the combination of a unit number mode is adopted, so that different projects can increase or decrease sections automatically according to actual conditions, and the ventilation and heat dissipation requirements of different ventilation shafts are met;
it should be noted that the above description is only intended to illustrate some principles of the construction of a road crash barrier according to the present invention for ventilation of underground spaces, since it will be apparent to those skilled in the art that modifications and variations can be easily made thereto, such as the elimination of the center bulkhead 11-2 and the lateral side panel ribs 11-6, etc., under certain conditions. Therefore, it is intended that the present disclosure not be limited to the exact construction and operation illustrated and described, but that all modifications and equivalents that may be resorted to are intended to fall within the scope of the invention as claimed.
Claims (7)
1. A road anti-collision facility structure for ventilation of underground space comprises a common road anti-collision facility (10) for fixing two sides of an air supply and exhaust channel (22) of the underground space, and is characterized in that: a steel structure anti-collision wall is fixedly arranged between the common road anti-collision facilities (10) and the air supply and exhaust channel (22) in the underground space, and the steel structure anti-collision wall is composed of at least two anti-collision facilities in the length directionThe units (11) are spliced; the profile of the anti-collision facility unit (11) on the cross section is in a herringbone shape, and the anti-collision facility unit is provided with a rain-proof ventilation section (H) from top to bottom in the height direction1) And an anti-collision section (H)2) And a pre-buried fixed section (H)3) (ii) a The anti-collision section (H)2) And a pre-buried fixed section (H)3) Is positioned at the lower part, crosses the outer port of the air supply and exhaust channel (22) of the underground space and is provided with an anti-collision section (H)2) And a pre-buried fixed section (H)3) The transverse two sides are fixedly provided with a transverse closing and reinforcing structure; the rain-proof ventilation section (H)1) The two transverse sides of the frame are provided with louver structures, and the top of the frame is closed by a top steel plate (11-4).
2. A roadway collision avoidance system structure for ventilating an underground space as claimed in claim 1, wherein: the crash facility unit (11) comprises two vertical end partitions (11-3) in the length direction, the transverse closing and reinforcing structure comprises a middle partition (11-2) between the two end partitions (11-3), side steel plates (11-5) welded to the two transverse sides of the end partitions (11-3) and the middle partition (11-2), and a crash section (H)2) And side reinforcing ribs (11-6) which are arranged at intervals in the vertical direction.
3. A roadway collision avoidance system structure for ventilating an underground space as claimed in claim 2, wherein: the side reinforcing ribs (11-6) are arranged between the end partition plates (11-3) and the middle partition plates (11-2), and two ends of the side reinforcing ribs are welded with the end partition plates (11-3) and the middle partition plates (11-2) and are welded with the inner walls of the side steel plates (11-5) on the same side.
4. A roadway collision avoidance system structure for ventilating an underground space as claimed in claim 2, wherein: the louver structure is arranged between the end partition plates (11-3), supported on the middle partition plate (11-2) and composed of a plurality of louver members (11-1); the cross section of each louver (11-1) is Z-shaped, the middle section of each louver is parallel, and two ends of each louver in the length direction are welded with the end partition plates (11-3).
5. A roadway collision avoidance system structure for ventilating an underground space as claimed in claim 2, wherein: the bottom ends of the end partition plates (11-3) and the middle partition plate (11-2) are fixedly welded with embedded steel plates (11-7), and the embedded steel plates (11-7) are connected with an air supply and exhaust channel (22) of the underground space into a whole.
6. A roadway collision avoidance system structure for ventilating an underground space as claimed in claim 2, wherein: and connecting steel plates (11-8) are welded between the anti-collision facility units (11) and between the adjacent end partition plates (11-3) so that the two adjacent anti-collision facility units (11) are connected into a whole.
7. A roadway collision avoidance system structure for ventilating an underground space as claimed in claim 1, wherein: the pre-buried fixed section (H)3) And a part of the collision avoidance section (H)2) And the top ends of the anticollision facility units (11) are flush with the top ends of the common road anticollision facilities (10) below the road surface elevation (B).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710190705.8A CN106812090B (en) | 2017-03-28 | 2017-03-28 | Road anti-collision facility structure capable of being used for ventilation of underground space |
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| CN201710190705.8A CN106812090B (en) | 2017-03-28 | 2017-03-28 | Road anti-collision facility structure capable of being used for ventilation of underground space |
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| CN106812090B true CN106812090B (en) | 2022-04-15 |
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Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4672781A (en) * | 1984-07-04 | 1987-06-16 | Societe Anonyme Dite "l'Equipement Routier" | Cornice for bridge, viaduct, or the like |
| CN2383880Y (en) * | 1999-08-19 | 2000-06-21 | 刘小鹏 | Resin composite road guard fence |
| DE10333616A1 (en) * | 2003-06-06 | 2004-11-11 | Sbp Gmbh | Rail bridge of roadbed on bridge structure between end abutments offers continuous bed across bridge to slide floatably on structure so structure accepts temperature effects without high speed traffic disruption |
| CN200943180Y (en) * | 2006-08-10 | 2007-09-05 | 广州市广延机电工程有限公司 | Pedestrian auxiliary bridge for underground tunnel |
| CN201033863Y (en) * | 2006-12-11 | 2008-03-12 | 柳州欧维姆机械股份有限公司 | Crash-proof guard bar with air partition |
| CN101812821A (en) * | 2008-12-16 | 2010-08-25 | Sli有限公司 | Deck plate and fabricating method thereof |
| CN102767378A (en) * | 2012-05-30 | 2012-11-07 | 中铁四局集团有限公司 | Method for constructing distyle tunnel portal by framed bent |
| CN102839720A (en) * | 2011-06-21 | 2012-12-26 | 谭飞 | Automatic recovery and purification system for recycling miscellaneous drainage |
| CN202925787U (en) * | 2012-11-23 | 2013-05-08 | 杭州威刚金属制品有限公司 | Built-in connecting piece for assembling guardrail cross beam and stand column |
| CN203684086U (en) * | 2013-12-10 | 2014-07-02 | 中铁二院工程集团有限责任公司 | Wind guiding railing for railroad bridge |
| CN104264608A (en) * | 2014-10-27 | 2015-01-07 | 沈阳建筑大学 | Energy-dissipation speed-reduction anti-collision guardrail for purifying air and processing method thereof |
| CN204185796U (en) * | 2014-09-28 | 2015-03-04 | 常州慧运复合材料有限公司 | Tunnel protecting against collision of driving vehicles body |
| CN205012251U (en) * | 2015-09-11 | 2016-02-03 | 深圳市深安企业有限公司 | Guardrail is kept apart in anticollision in being used for road and bridge and tunnel |
| CN205653728U (en) * | 2016-05-17 | 2016-10-19 | 安徽师范大学 | Highway anti -collision guardrail |
| CN106368132A (en) * | 2016-09-22 | 2017-02-01 | 同济大学 | Integrally movable wind barrier structure |
| CN206024625U (en) * | 2016-08-29 | 2017-03-22 | 广州市林业和园林科学研究院 | A greening structure for deck bridge |
| CN206667131U (en) * | 2017-03-28 | 2017-11-24 | 四川西南交大土木工程设计有限公司 | A kind of new road anti-collision facility construction available for underground space ventilation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8400006B2 (en) * | 2009-09-02 | 2013-03-19 | Blue Energy Canada Inc. | Hydrodynamic array |
| DE102013012429B3 (en) * | 2013-07-29 | 2014-09-11 | Dywidag-Systems International Gmbh | Protection system for tension members of a structure for catching ice accumulations releasing from a tension member |
-
2017
- 2017-03-28 CN CN201710190705.8A patent/CN106812090B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4672781A (en) * | 1984-07-04 | 1987-06-16 | Societe Anonyme Dite "l'Equipement Routier" | Cornice for bridge, viaduct, or the like |
| CN2383880Y (en) * | 1999-08-19 | 2000-06-21 | 刘小鹏 | Resin composite road guard fence |
| DE10333616A1 (en) * | 2003-06-06 | 2004-11-11 | Sbp Gmbh | Rail bridge of roadbed on bridge structure between end abutments offers continuous bed across bridge to slide floatably on structure so structure accepts temperature effects without high speed traffic disruption |
| CN200943180Y (en) * | 2006-08-10 | 2007-09-05 | 广州市广延机电工程有限公司 | Pedestrian auxiliary bridge for underground tunnel |
| CN201033863Y (en) * | 2006-12-11 | 2008-03-12 | 柳州欧维姆机械股份有限公司 | Crash-proof guard bar with air partition |
| CN101812821A (en) * | 2008-12-16 | 2010-08-25 | Sli有限公司 | Deck plate and fabricating method thereof |
| CN102839720A (en) * | 2011-06-21 | 2012-12-26 | 谭飞 | Automatic recovery and purification system for recycling miscellaneous drainage |
| CN102767378A (en) * | 2012-05-30 | 2012-11-07 | 中铁四局集团有限公司 | Method for constructing distyle tunnel portal by framed bent |
| CN202925787U (en) * | 2012-11-23 | 2013-05-08 | 杭州威刚金属制品有限公司 | Built-in connecting piece for assembling guardrail cross beam and stand column |
| CN203684086U (en) * | 2013-12-10 | 2014-07-02 | 中铁二院工程集团有限责任公司 | Wind guiding railing for railroad bridge |
| CN204185796U (en) * | 2014-09-28 | 2015-03-04 | 常州慧运复合材料有限公司 | Tunnel protecting against collision of driving vehicles body |
| CN104264608A (en) * | 2014-10-27 | 2015-01-07 | 沈阳建筑大学 | Energy-dissipation speed-reduction anti-collision guardrail for purifying air and processing method thereof |
| CN205012251U (en) * | 2015-09-11 | 2016-02-03 | 深圳市深安企业有限公司 | Guardrail is kept apart in anticollision in being used for road and bridge and tunnel |
| CN205653728U (en) * | 2016-05-17 | 2016-10-19 | 安徽师范大学 | Highway anti -collision guardrail |
| CN206024625U (en) * | 2016-08-29 | 2017-03-22 | 广州市林业和园林科学研究院 | A greening structure for deck bridge |
| CN106368132A (en) * | 2016-09-22 | 2017-02-01 | 同济大学 | Integrally movable wind barrier structure |
| CN206667131U (en) * | 2017-03-28 | 2017-11-24 | 四川西南交大土木工程设计有限公司 | A kind of new road anti-collision facility construction available for underground space ventilation |
Non-Patent Citations (1)
| Title |
|---|
| 型钢混凝土及其在广州猎德大桥桥塔设计中的应用;任清顺;《桥梁建设》;20090228;全文 * |
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