CN114438931A - Novel road anti-collision wall and construction method thereof - Google Patents
Novel road anti-collision wall and construction method thereof Download PDFInfo
- Publication number
- CN114438931A CN114438931A CN202210089758.1A CN202210089758A CN114438931A CN 114438931 A CN114438931 A CN 114438931A CN 202210089758 A CN202210089758 A CN 202210089758A CN 114438931 A CN114438931 A CN 114438931A
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- collision wall
- base
- novel road
- fixing
- mounting
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- 238000010276 construction Methods 0.000 title claims abstract description 24
- 239000011083 cement mortar Substances 0.000 claims abstract description 29
- 239000002184 metal Substances 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 14
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000013316 zoning Methods 0.000 description 1
Images
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
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/025—Combinations of at least two of the barrier member types covered by E01F15/04 - E01F15/08, e.g. rolled steel section or plastic strip backed up by cable, safety kerb topped by rail barrier
Abstract
The invention discloses a novel road anti-collision wall and a construction method thereof, wherein the novel road anti-collision wall comprises a concrete anti-collision wall body and a metal guardrail arranged above the concrete anti-collision wall body; the concrete anti-collision wall comprises a plurality of base stations which are sequentially spliced, a plurality of vertically penetrating mounting holes are formed in the base stations, fixing rods are arranged in the mounting holes, the lower ends of the fixing rods penetrate through the mounting holes and are inserted into the ground, and cement mortar fixing layers for fixing the fixing rods are arranged in the mounting holes; the metal guardrail comprises a mounting seat fixed to the top of the base station and a railing arranged on the mounting seat in a penetrating mode. The concrete anti-collision wall body is connected with the ground through the fixing rod of vertical setting to fix the fixing rod through the cement mortar fixed bed, make concrete anti-collision wall body and ground fixed enough firm on the horizontal direction, make concrete anti-collision wall body can effectively keep out the impact force of vehicle.
Description
Technical Field
The invention relates to the technical field of road protection walls, in particular to a novel road anti-collision wall and a construction method thereof.
Background
The anti-collision wall (guardrail) aims to prevent the out-of-control vehicle from crossing the road and has the functions of preventing the vehicle from breaking through the road and beautifying the road and bridge building. For example, a middle-zoning separated concrete anti-collision guardrail of a high-grade highway bridge with the publication number of CN207347925U comprises a left concrete anti-collision guardrail and a right concrete anti-collision guardrail; the left concrete anti-collision guardrail is an F-shaped concrete anti-collision guardrail, and the right vertical surface of the left concrete anti-collision guardrail is a vertical surface; the right concrete anti-collision guardrail is an F-shaped concrete anti-collision guardrail, and the left vertical surface of the right concrete anti-collision guardrail is a vertical surface; the right vertical surface of the left concrete anti-collision guardrail is butted with the left vertical surface of the right concrete anti-collision guardrail, and a seam is reserved between the right vertical surface of the left concrete anti-collision guardrail and the left vertical surface of the right concrete anti-collision guardrail; the joint is filled with a plastic plate. The existing connecting structure of the anti-collision guardrail and the ground is not stable enough, so that the performance of the anti-collision guardrail can not be fully exerted; in addition, the connection structure of the anti-collision guardrail and the ground is complex, so that the construction process on site is complicated, the construction time is long, and the running of vehicles on the road surface is influenced.
Disclosure of Invention
In view of the above, the present invention provides a novel road anti-collision wall and a construction method thereof, which can solve at least one of the above problems to some extent.
The technical scheme of the invention on one hand is realized as follows:
a novel road anti-collision wall comprises a concrete anti-collision wall body and a metal guardrail arranged above the concrete anti-collision wall body;
the concrete anti-collision wall comprises a plurality of base stations which are sequentially spliced, a plurality of vertically penetrating mounting holes are formed in the base stations, fixing rods are arranged in the mounting holes, the lower ends of the fixing rods penetrate through the mounting holes and are inserted into the ground, and cement mortar fixing layers for fixing the fixing rods are arranged in the mounting holes;
the metal guardrail comprises a mounting seat fixed to the top of the base station and a railing arranged on the mounting seat in a penetrating mode.
As a further alternative of the novel road anti-collision wall, a jack into which the fixing rod is inserted is arranged on the ground, and the cement mortar fixing layer is arranged in the jack; the depth of the jack is greater than 10 cm.
As a further alternative of the novel road anti-collision wall, the two side faces of the base platform are anti-collision faces, and a first guide slope and a second guide slope are sequentially formed on the anti-collision faces from bottom to top.
As a further alternative of the novel road anti-collision wall, an embedded support plate is arranged at the top of the base station, and the mounting seat is fixed on the embedded support plate.
As a further alternative of the novel road anti-collision wall, a plurality of first positioning holes are formed in the embedded support plate, and embedded bolts penetrating through the first positioning holes are arranged on the base platform; the mounting seat comprises a bottom plate, a second positioning hole corresponding to the first positioning hole is formed in the bottom plate, and the embedded bolt penetrates through the second positioning hole and is in threaded connection with the nut.
As a further alternative of the novel road anti-collision wall, the base station is provided with a carrying hole penetrating through along the horizontal direction.
As a further alternative of the novel road anti-collision wall, a reflective film is arranged on the concrete anti-collision wall body or/and the metal guardrail.
As a further alternative of the novel road anti-collision wall, PVC pipes are pre-buried in the mounting holes.
As a further alternative of the novel road anti-collision wall, the inner wall of the PVC pipe is provided with a concave clamping groove.
The lower part of the novel road anti-collision wall is a concrete anti-collision wall body, the upper part of the novel road anti-collision wall is a metal guardrail, the concrete anti-collision wall body can prevent vehicles from going out of a road, the metal guardrail can further increase the protection height, and pedestrians can be prevented from crossing the novel road anti-collision wall; the combination of the concrete anti-collision wall body and the metal guardrail has attractive structure and can be suitable for roads with higher landscape requirements; the concrete anti-collision wall body is connected with the ground through the vertically arranged fixing rod and is fixed through the cement mortar fixing layer, so that the concrete anti-collision wall body is fixed on the ground in the horizontal direction sufficiently and stably, and the concrete anti-collision wall body can effectively resist the impact force of a vehicle.
The technical scheme of the other aspect of the invention is realized as follows:
the construction method of any novel road anti-collision wall comprises the following steps:
s1, prefabricating a base platform, and embedding a PVC pipe in the base platform to enable an installation hole to be formed in the base platform;
s2, forming jacks on the ground of a construction site;
s3, the base station is conveyed to a construction site, the mounting hole in the base station corresponds to the position of the jack on the ground, a fixing rod is inserted into the mounting hole, and the lower end of the fixing rod is inserted into the jack; cement mortar is poured into the mounting hole, gaps among the fixed rod, the mounting hole and the jack are filled with the cement mortar, and a cement mortar fixing layer is formed after the cement mortar is solidified; splicing a plurality of base stations in sequence;
and S4, fixing the mounting base on the base station in the process of setting the cement mortar, and mounting the railing on the mounting base.
The construction method of the novel road anti-collision wall is simple in steps and high in construction speed, and can avoid occupying the road for a long time and avoid the influence on smoothness of the road due to vehicle blockage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a novel road anti-collision wall according to the present invention;
FIG. 2 is a schematic view of the connection between the novel road anti-collision wall and the ground according to the present invention;
FIG. 3 is a schematic structural view of the PVC pipe;
FIG. 4 is a schematic view of the connection between the mounting base and the base;
fig. 5 is an enlarged view of a in fig. 4.
In the figure: 1. a concrete anti-collision wall body; 11. a base station; 111. mounting holes; 112. a carrying hole; 113. a first guide slope; 114. a second guide slope; 12. fixing the rod; 13. a cement mortar fixed layer; 14. PVC pipes; 141. a card slot; 15. embedding a support plate; 151. a first positioning hole; 16. embedding bolts in advance; 17. a nut; 18. a light-reflecting film; 2. a metal guardrail; 21. a mounting seat; 211. a base plate; 212. a second positioning hole; 22. a railing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-5, a novel road anti-collision wall is shown, which comprises a concrete anti-collision wall body 1 and a metal guardrail 2 arranged above the concrete anti-collision wall body 1; the concrete anti-collision wall body 1 comprises a plurality of base platforms 11 which are sequentially spliced, a plurality of vertically penetrating mounting holes 111 are formed in each base platform 11, fixing rods 12 are arranged in the mounting holes 111, the lower ends of the fixing rods 12 penetrate through the mounting holes 111 and are inserted into the ground, and cement mortar fixing layers 13 for fixing the fixing rods 12 are arranged in the mounting holes 111; the metal guardrail 2 comprises an installation base 21 fixed on the top of the base platform 11 and a railing 22 arranged on the installation base 21 in a penetrating way.
Specifically, the lower part of the novel road anti-collision wall is a concrete anti-collision wall body 1, the upper part of the novel road anti-collision wall is a metal guardrail 2, the concrete anti-collision wall body 1 can prevent vehicles from going out of the road, and the metal guardrail 2 can further increase the protection height, so that pedestrians can be prevented from crossing the novel road anti-collision wall; the combination of the concrete anti-collision wall body 1 and the metal guardrail 2 has attractive structure and can be suitable for roads with higher landscape requirements; the concrete anti-collision wall body 1 is connected with the ground through the vertically arranged fixing rod 12, and the fixing rod 12 is fixed through the cement mortar fixing layer 13, so that the concrete anti-collision wall body 1 is fixed on the ground in the horizontal direction sufficiently and stably, and the concrete anti-collision wall body 1 can effectively resist the impact force of a vehicle. Wherein, the fixing rod 12 can be selected from steel bars with the diameter larger than 3 cm.
In the above embodiment, in order to further ensure the stable connection between the base station 11 and the ground, referring to fig. 2, the ground is provided with an insertion hole into which the fixing rod 12 is inserted, and the insertion hole is provided with the cement mortar fixing layer 13; the depth of the insertion hole is more than 10cm, preferably 20-30 cm. Preferably, the base is connected to the ground through at least two fixing rods.
In the above embodiment, referring to fig. 2, both side surfaces of the base platform 11 are anti-collision surfaces, and the anti-collision surfaces are sequentially formed with a first guide slope 113 and a second guide slope 114 from bottom to top. Thus, both sides of the concrete anti-collision wall body 1 can prevent vehicles from crossing the road, and the first guide slope 113 and the second guide slope 114 can refer to national standards; in the present embodiment, the slope of the first guide slope 113 may be 55 °, and the slope of the second guide slope 114 may be 81 °.
In some specific embodiments, to facilitate forming the mounting hole 111, referring to fig. 2 and 3, the PVC pipe 14 is embedded in the mounting hole 111, that is, the PVC pipe 14 is embedded in the abutment 11 when the abutment 11 is poured, so that the mounting hole 111 can be formed in the abutment 11 after the abutment 11 is formed. In order to further ensure that the fixed rod 12 can be fixed by the cement mortar fixing layer 13, a concave clamping groove 141 is formed in the inner wall of the PVC pipe 14, and the clamping groove 141 can make the cement mortar fixing layer 13 difficult to move along the axial direction of the PVC pipe 14, so that the cement mortar fixing layer 13 and the PVC pipe 14 are relatively fixed and stable, and the fixed rod 12 is prevented from moving. The locking grooves 141 may be a plurality of annular grooves formed on the inner wall of the PVC pipe 14, or may be threaded grooves formed on the inner wall of the PVC pipe 14.
Above-mentioned scheme is specific, for avoiding the vehicle to hit this novel road anticollision wall under the not good condition of light, refer to fig. 2, concrete anticollision wall body 1 or/and be equipped with reflective membrane 18 on the metal guardrail 2. The light of the vehicle is reflected by the reflective film 18 to attract the attention of the driver.
In the above embodiment, for facilitating the transportation of the base 11 and the construction, referring to fig. 1 or 4, the base 11 is provided with a transportation hole 112 penetrating in the horizontal direction. Therefore, metal rods such as steel bars can be arranged in the carrying holes 112 in a penetrating mode, and two ends of each metal rod penetrate through the carrying holes 112, so that the metal rods are held and upwards stressed, and the base platform 11 is convenient to carry.
In the above embodiment, in order to facilitate the installation of the installation base 21 and the base platform 11, referring to fig. 4 and 5, an embedded support plate 15 is disposed on the top of the base platform 11, and the installation base 21 is fixed on the embedded support plate 15. The mounting seat 21 can be welded on the embedded support plate 15; for the convenience of rapid construction on a construction site, preferably, the embedded support plate 15 is provided with a plurality of first positioning holes 151, and the base 11 is provided with embedded bolts 16 penetrating through the first positioning holes 151; the mounting seat 21 includes a bottom plate 211, a second positioning hole 212 corresponding to the first positioning hole 151 is disposed on the bottom plate 211, and the embedded bolt 16 penetrates through the second positioning hole 212 and is in threaded connection with the nut 17. In this way, in a construction site, the second positioning hole 212 in the bottom plate 211 needs to be aligned with the embedded bolt 16 on the base 11 for insertion, and then the nut 17 is screwed on the embedded bolt 16, and the bottom plate 211 is tightly pressed on the embedded support plate 15 by the nut 17, so that the fixing of the mounting seat 21 is realized; convenient operation is swift, can effectively improve the efficiency of construction.
In the above-mentioned scheme, referring to fig. 1 and 4, the balustrade 22 is inserted into the mounting base 21, that is, a hole (not marked in the figure) for the balustrade 22 to pass through is formed in the mounting base 21, in order to improve the splicing stability between the adjacent base stations 11, at least one mounting base 21 is installed on each base station 11, and the end portions of two adjacent balustrades 22 are inserted into the same mounting base 21.
In the actual construction, the method comprises the following steps:
s1, prefabricating the base platform 11, and pre-burying a PVC pipe 14 in the base platform 11 to enable an installation hole 111 to be formed in the base platform 11; arranging an embedded support plate 15 and an embedded bolt 16 on the base platform 11;
s2, forming jacks on the ground of a construction site;
s3, conveying the base platform 11 to a construction site, enabling the installation hole 111 on the base platform 11 to correspond to the position of an insertion hole on the ground, inserting the fixing rod 12 into the installation hole 111, and inserting the lower end of the fixing rod 12 into the insertion hole; cement mortar is poured into the mounting hole 111, gaps among the fixed rod 12, the mounting hole 111 and the insertion holes are filled with the cement mortar, and a cement mortar fixing layer 13 is formed after the cement mortar is solidified; splicing a plurality of base stations 11 in sequence; when the base 11 is conveyed and the position of the base 11 is adjusted to correspond to the insertion hole on the ground, a metal rod such as a steel bar can be inserted into the conveying hole 112, two ends of the metal rod penetrate through the conveying hole 112, a lifting rope is connected with two ends of the metal rod, the lifting rope is lifted by a forklift, so that the base 11 is lifted, and the position of the base 11 is moved by the forklift; when the forklift moves the base 11 to the approximate position, the base 11 is still suspended in the air, and the worker pushes the base 11 to finely adjust the position of the base 11, and the forklift gradually lowers the base 11.
And S4, fixing the mounting base 21 on the base platform 11 and mounting the railing 22 on the mounting base 21 in the cement mortar solidification process. The second positioning hole 212 on the bottom plate 211 is aligned with the embedded bolt 16 on the base 11 and inserted, and then the nut 17 is screwed on the embedded bolt 16, and the bottom plate 211 is tightly pressed on the embedded support plate 15 by the nut 17; after the installation base 21 is installed, the handrail 22 is inserted into the hole on the installation base 21; thereby realize the construction of this novel road anticollision wall.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A novel road anti-collision wall is characterized by comprising a concrete anti-collision wall body and a metal guardrail arranged above the concrete anti-collision wall body;
the concrete anti-collision wall comprises a plurality of base stations which are sequentially spliced, a plurality of vertically penetrating mounting holes are formed in the base stations, fixing rods are arranged in the mounting holes, the lower ends of the fixing rods penetrate through the mounting holes and are inserted into the ground, and cement mortar fixing layers for fixing the fixing rods are arranged in the mounting holes;
the metal guardrail comprises an installation base fixed at the top of the base station and a railing arranged on the installation base in a penetrating mode;
an insertion hole for inserting the fixed rod is formed in the ground, and the cement mortar fixing layer is arranged in the insertion hole; the depth of the jack is greater than 10 cm.
2. The novel road anti-collision wall as claimed in claim 1, wherein both side surfaces of the base platform are anti-collision surfaces, and the anti-collision surfaces are sequentially provided with a first guide slope and a second guide slope from bottom to top.
3. The novel road anti-collision wall as claimed in claim 1, wherein a pre-buried support plate is arranged at the top of the base platform, and the mounting seat is fixed on the pre-buried support plate.
4. The novel road anti-collision wall as claimed in claim 3, wherein a plurality of first positioning holes are formed in the embedded support plate, and embedded bolts penetrating through the first positioning holes are formed in the base platform; the mounting seat comprises a bottom plate, a second positioning hole corresponding to the first positioning hole is formed in the bottom plate, and the embedded bolt penetrates through the second positioning hole and is in threaded connection with the nut.
5. The novel road anti-collision wall as claimed in claim 1, wherein the base is provided with a carrying hole which penetrates horizontally.
6. A novel road anti-collision wall as claimed in claim 1, wherein a reflective film is arranged on the concrete anti-collision wall body or/and the metal guardrail.
7. The novel road anti-collision wall as claimed in claim 1, wherein PVC pipes are embedded in the mounting holes.
8. A novel road anti-collision wall as claimed in claim 7, wherein the inner wall of the PVC pipe is provided with a concave clamping groove.
9. The novel road anti-collision wall as claimed in claim 8, wherein the clamping grooves are annular grooves, and a plurality of clamping grooves are formed in the inner wall of the PVC pipe.
10. A construction method of a novel road anti-collision wall according to any one of claims 1 to 9, characterized by comprising the following steps:
s1, prefabricating a base platform, and embedding a PVC pipe in the base platform to form an installation hole in the base platform;
s2, forming jacks on the ground of a construction site;
s3, the base station is conveyed to a construction site, the mounting hole in the base station corresponds to the position of the jack on the ground, a fixing rod is inserted into the mounting hole, and the lower end of the fixing rod is inserted into the jack; cement mortar is poured into the mounting hole, gaps among the fixed rod, the mounting hole and the jack are filled with the cement mortar, and a cement mortar fixing layer is formed after the cement mortar is solidified; splicing a plurality of base stations in sequence;
and S4, fixing the mounting base on the base station in the process of setting the cement mortar, and mounting the railing on the mounting base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210089758.1A CN114438931A (en) | 2022-01-25 | 2022-01-25 | Novel road anti-collision wall and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210089758.1A CN114438931A (en) | 2022-01-25 | 2022-01-25 | Novel road anti-collision wall and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114438931A true CN114438931A (en) | 2022-05-06 |
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ID=81369303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210089758.1A Pending CN114438931A (en) | 2022-01-25 | 2022-01-25 | Novel road anti-collision wall and construction method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140312289A1 (en) * | 2013-04-18 | 2014-10-23 | Speedway Motorsports, Inc. | Vehicle safety catch fence |
| CN106758803A (en) * | 2016-12-06 | 2017-05-31 | 中国三冶集团有限公司 | A kind of multifunction anti-collision guardrail and its construction method |
| CN108867850A (en) * | 2018-06-27 | 2018-11-23 | 华恒建设集团有限公司 | A kind of prefabricated building and its construction method |
| CN110005211A (en) * | 2019-04-12 | 2019-07-12 | 中建八局第二建设有限公司 | A kind of wet wall and the concrete surface of plastering conserves the water spraying tool combined |
| CN213173336U (en) * | 2020-06-16 | 2021-05-11 | 中匠园林建设有限公司 | Novel prefabricated assembled anticollision wall |
| CN214886133U (en) * | 2021-06-10 | 2021-11-26 | 山东万阳节能环保设备有限公司 | Assembled enclosure wind-resistant guardrail |
-
2022
- 2022-01-25 CN CN202210089758.1A patent/CN114438931A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140312289A1 (en) * | 2013-04-18 | 2014-10-23 | Speedway Motorsports, Inc. | Vehicle safety catch fence |
| CN106758803A (en) * | 2016-12-06 | 2017-05-31 | 中国三冶集团有限公司 | A kind of multifunction anti-collision guardrail and its construction method |
| CN108867850A (en) * | 2018-06-27 | 2018-11-23 | 华恒建设集团有限公司 | A kind of prefabricated building and its construction method |
| CN110005211A (en) * | 2019-04-12 | 2019-07-12 | 中建八局第二建设有限公司 | A kind of wet wall and the concrete surface of plastering conserves the water spraying tool combined |
| CN213173336U (en) * | 2020-06-16 | 2021-05-11 | 中匠园林建设有限公司 | Novel prefabricated assembled anticollision wall |
| CN214886133U (en) * | 2021-06-10 | 2021-11-26 | 山东万阳节能环保设备有限公司 | Assembled enclosure wind-resistant guardrail |
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Application publication date: 20220506 |
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