CN214301440U - Ecological prefabricated assembled guardrail mounting structure of central separation zone - Google Patents
Ecological prefabricated assembled guardrail mounting structure of central separation zone Download PDFInfo
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- CN214301440U CN214301440U CN202023121501.5U CN202023121501U CN214301440U CN 214301440 U CN214301440 U CN 214301440U CN 202023121501 U CN202023121501 U CN 202023121501U CN 214301440 U CN214301440 U CN 214301440U
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- 238000000926 separation method Methods 0.000 title claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000002689 soil Substances 0.000 claims abstract description 19
- 239000004746 geotextile Substances 0.000 claims description 8
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 8
- 239000004800 polyvinyl chloride Substances 0.000 claims description 8
- 239000004568 cement Substances 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 13
- 210000002105 tongue Anatomy 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
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Abstract
The utility model relates to a central dividing strip ecological prefabricated assembled guardrail mounting structure, which comprises a prefabricated groove base, a prefabricated cover plate, a prefabricated guardrail and a prefabricated water collecting pit; the prefabricated cover plate covers the prefabricated groove base, the prefabricated guardrails are supported on the prefabricated cover plate, the prefabricated guardrails are symmetrically arranged on two side edges of the prefabricated cover plate, and planting soil is filled between the two prefabricated guardrails; the prefabricated sump pit is buried in the roadbed, and the prefabricated sump pit is connected with the prefabricated groove base through a flexible corrugated pipe. The utility model has the advantages that: the components in the utility model are prefabricated in factories and assembled and spliced on site, thereby effectively controlling the processing quality of the components and reducing the field operation amount; the utility model discloses a prefabricated slot base need not to dig the slot after the construction of road surface basic unit is accomplished, and the pipeline directly erects in prefabricated slot base, compares in burying in the soil body, has improved the durability of pipeline, has reduced the maintenance degree of difficulty of pipeline simultaneously.
Description
Technical Field
The utility model relates to a prefabricated assembled construction of central division bank especially relates to an ecological prefabricated assembled guardrail mounting structure of central division bank.
Background
In order to effectively separate vehicles traveling on a road, a center separation zone is generally provided in the center of the road. Meanwhile, in order to avoid the interference of driving at night to the light of the vehicle, greening plants are usually planted in the central separation band to replace engineering anti-glare arrangement, and communication pipelines and the like are embedded in the central separation band. The existing construction method of the central dividing strip is that after the construction of a pavement base layer is finished, a groove is dug downwards at the center line of a road, a pipeline is embedded in the groove, a longitudinal drainage blind ditch is arranged along the groove, then guardrails are poured or kerbs are arranged along the two sides of the groove, and planting soil is backfilled in the groove. However, the construction mode has the defects of large field operation amount, difficult quality control and the like, and the buried cable pipeline is difficult to overhaul; in addition, the longitudinal drainage blind ditch is easy to block, so that water flow is immersed in the foundation, and the subgrade is settled and deformed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough among the prior art, provide an ecological prefabricated assembled guardrail mounting structure of central authorities' division strip.
The ecological prefabricated guardrail mounting structure of the central dividing strip comprises a prefabricated groove base, a prefabricated cover plate, a prefabricated guardrail and a prefabricated sump pit; the prefabricated cover plate covers the prefabricated groove base, the prefabricated guardrails are supported on the prefabricated cover plate, the prefabricated guardrails are symmetrically arranged on two side edges of the prefabricated cover plate, and planting soil is filled between the two prefabricated guardrails; the prefabricated sump pit is buried in the roadbed, and the prefabricated sump pit is connected with the prefabricated groove base through a flexible corrugated pipe.
Preferably, the method comprises the following steps: the prefabricated groove base is integrally cast and molded by a bottom plate and two side plates, the prefabricated groove base is supported on a roadbed, and a cement slurry layer is arranged on the contact surface of the bottom plate and the roadbed; the side of the bottom plate is provided with a fixing hole, and the soil nail penetrates through the fixing hole to go deep into the roadbed.
Preferably, the method comprises the following steps: the two ends of the bottom plate are provided with bottom plate tongues and grooves, the two ends of the side plates are provided with side plate tongues and grooves, one end of the bottom plate is provided with a pre-embedded screw, and the other end of the bottom plate is provided with a connecting hole; the prefabricated groove base is longitudinally assembled and spliced, the base plate tongue-and-groove and the side plate tongue-and-groove are respectively meshed with each other, the embedded screw is inserted into the connecting hole of the prefabricated groove base of the adjacent section, and the embedded screw is provided with a limiting nut.
Preferably, the method comprises the following steps: the lower part of the side plate is provided with drain holes, and the side plate is uniformly distributed with water permeable holes; the inner side of the side plate is provided with a pipeline bracket, and the pipeline is supported on the pipeline bracket.
Preferably, the method comprises the following steps: the top end of the side plate is provided with a longitudinal side plate limiting groove, the side edge of the lower surface of the prefabricated cover plate is provided with two longitudinal lower limiting ribs, and the lower limiting ribs are clamped in the side plate limiting groove; the prefabricated guardrail structure is characterized in that a longitudinal guardrail limiting groove is formed in the bottom end of the prefabricated guardrail, two longitudinal upper limiting ribs are arranged on the side edges of the upper surface of the prefabricated cover plate, and the upper limiting ribs are clamped into the guardrail limiting groove.
Preferably, the method comprises the following steps: guardrail tongues and grooves are formed in the two ends of the prefabricated guardrails, the prefabricated guardrails are longitudinally assembled and spliced, the guardrail tongues and grooves are mutually occluded, an upper limiting block and a lower limiting block are arranged between the two symmetrically-arranged prefabricated guardrails, and the two ends of the lower limiting block are tightly attached to the inner sides of the lower parts of the prefabricated guardrails; an upper limiting block groove is formed above the prefabricated guardrail, and two ends of the upper limiting block are inserted into the upper limiting block groove.
Preferably, the method comprises the following steps: geotextile is arranged below the planting soil; and sand is arranged below the geotextile.
Preferably, the method comprises the following steps: a sump cover plate is arranged on the prefabricated sump, a water inlet and a water outlet are arranged on the prefabricated sump, the prefabricated sump is connected with the prefabricated groove base through a flexible corrugated pipe, one end of the flexible corrugated pipe is inserted into the water outlet, and the other end of the flexible corrugated pipe is inserted into the water inlet; the water outlet of the prefabricated water collecting pit is connected with one end of a flexible corrugated pipe, and the other end of the flexible corrugated pipe is connected with a PVC (polyvinyl chloride) drainage pipe.
The utility model has the advantages that:
1. the utility model discloses well each part passes through the mill prefabrication, and the field assembly concatenation can control the processingquality of component effectively, reduces the field operation volume.
2. The utility model discloses a prefabricated slot base need not to dig the slot after the construction of road surface basic unit is accomplished, and the pipeline directly erects in prefabricated slot base, compares in burying in the soil body, has improved the durability of pipeline, has reduced the maintenance degree of difficulty of pipeline simultaneously.
3. The utility model discloses pack planting soil in prefabricated guardrail intussuseption to plant green planting, when guaranteeing effective isolation and protection, have the afforestation effect concurrently.
4. The utility model discloses a water inlet and drain outlet department of prefabricated sump pit all set up flexible bellows, can effectively avoid inhomogeneous settlement to lead to the phenomenon that drainage pipe and water inlet or outlet break away from.
Drawings
FIG. 1 is a schematic view of an installation structure of an ecological prefabricated assembled guardrail;
FIG. 2 is a schematic diagram of a three-dimensional structure of a prefabricated trench base;
FIG. 3 is a schematic three-dimensional structure of a prefabricated cover plate;
FIG. 4 is a schematic three-dimensional structure of a prefabricated guard rail;
FIG. 5 is a schematic diagram of a three-dimensional structure of a prefabricated guardrail and a prefabricated cover plate;
FIG. 6 is a schematic diagram of a prefabricated trench pedestal mount three-dimensional structure;
FIG. 7 is a schematic view of a three-dimensional assembled and spliced structure of prefabricated parts;
FIG. 8 is a half sectional view of a three-dimensional structure of a prefabricated sump;
fig. 9 is a half sectional view of a prefabricated sump and sump cover plate assembled three-dimensional structure.
Description of reference numerals: 1-prefabricated groove base, 11-bottom plate, 12-side plate, 13-bottom plate rabbet, 14-side plate rabbet, 15-side plate limiting groove, 16-embedded screw, 17-pipeline bracket, 18-pipeline, 19-permeable hole, 110-water discharging hole, 111-connecting hole, 112-fixing hole, 113-soil nail, 114-cement paste layer, 2-prefabricated cover plate, 21-upper limiting rib, 22-lower limiting rib, 3-prefabricated guardrail, 31-guardrail limiting groove, 32-upper limiting block groove, 33-upper limiting block, 34-lower limiting block, 35-guardrail rabbet, 4-prefabricated water collecting pit, 41-water collecting pit cover plate, 42-water inlet, 43-water outlet, 44-flexible corrugated pipe, 45-PVC water discharging pipe, 5-geotextile, 51-sandstone, 52-clay, 53-limit nut, 61-roadbed, 62-subbase, 63-base layer, 64-pavement layer and 65-surface layer.
Detailed Description
The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
As shown in the attached drawing 1, the ecological prefabricated guardrail mounting structure of the central dividing strip comprises a prefabricated groove base 1, a prefabricated cover plate 2, a prefabricated guardrail 3, a prefabricated sump 4 and the like; the prefabricated cover plate 2 covers the prefabricated groove base 1, the prefabricated guardrails 3 are supported on the prefabricated cover plate 2, the prefabricated guardrails 3 are symmetrically arranged on two side edges of the prefabricated cover plate 2, and planting soil 52 is filled between the two prefabricated guardrails 3; the geotextile 5 is arranged below the planting soil 52, and the geotextile 5 can prevent water and soil loss; sand stones 51 are arranged below the geotextile 5, so that redundant water in the planting soil 52 can flow out through the sand stone 51 layer; the prefabricated sump 4 is embedded in the roadbed 61, and the prefabricated sump 4 is connected with the prefabricated groove base 1 through a flexible corrugated pipe 44.
As shown in fig. 2 and fig. 6, the prefabricated groove base 1 is formed by integrally casting a bottom plate 11 and two side plates 12, wherein both ends of the bottom plate 11 are provided with bottom plate tongues 13, both ends of the side plates 12 are provided with side plate tongues 14, one end of the bottom plate 11 is provided with a pre-buried screw 16, and the other end of the bottom plate 11 is provided with a connecting hole 111; the prefabricated groove base 1 is longitudinally assembled and spliced, the bottom plate tongue-and-groove 13 and the side plate tongue-and-groove 14 are respectively engaged with each other, the embedded screw 16 is inserted into the connecting hole 111 of the prefabricated groove base 1 of the adjacent section, and the embedded screw 16 is provided with a limit nut 53; the prefabricated groove base 1 is lengthened through plug connection, the embedded screw 16 arranged on the base plate tongue-and-groove 13 can prevent the prefabricated groove base 1 of the adjacent section from loosening, and meanwhile, the limit nut 53 can prevent the prefabricated groove base 1 of the adjacent section from tilting, so that the connection reliability is ensured; the lower part of the side plate 12 is provided with a water discharge hole 110, and the side plate 12 is uniformly distributed with water permeable holes 19; the water permeable holes 19 can guide a part of water flow in the pavement structure layer into the prefabricated groove base 1 for discharging, so that the durability of the pavement structure layer is improved; the pipeline support 17 is arranged on the inner side of the side plate 12, the pipeline 18 is erected on the pipeline support 17, the pipeline 18 is erected in the prefabricated groove base 1 through the pipeline support 17, direct embedment in soil is avoided, and the durability of the pipeline 18 can be effectively improved.
As shown in fig. 2, the top end of the side plate 12 is provided with a longitudinal side plate limiting groove 15; as shown in fig. 3, the side edge of the lower surface of the prefabricated cover plate 2 is provided with two longitudinal lower limiting ribs 22, and the side edge of the upper surface of the prefabricated cover plate 2 is provided with two longitudinal upper limiting ribs 21; as shown in fig. 4, the bottom end of the prefabricated guardrail 3 is provided with a longitudinal guardrail limiting groove 31; as shown in fig. 7, the lower limiting rib 22 is clamped into the side plate limiting groove 15 to prevent the prefabricated cover plate 2 from sliding laterally on the prefabricated groove base 1, and the upper limiting rib 21 is clamped into the guardrail limiting groove 31 to prevent the prefabricated guardrail 3 from sliding laterally on the prefabricated cover plate 2.
As shown in fig. 6, the prefabricated trench base 1 is supported on a roadbed 61, and a cement slurry layer 114 is arranged on the contact surface of the bottom plate 11 and the roadbed 61; the cement paste layer 114 can improve the bonding force between the prefabricated groove base 1 and the roadbed 61 and improve the anti-permeability capability of the surface of the roadbed 61; there is fixed orifices 112 bottom plate 11 side, and soil nail 113 passes fixed orifices 112 and deepens into road bed 61 in, further fixes prefabricated trench base 1 through soil nail 113, avoids prefabricated trench base 1 to take place to remove relative road bed 61.
As shown in fig. 4 and 5, two ends of each prefabricated guardrail 3 are provided with guardrail tongues 35, the prefabricated guardrails 3 are longitudinally assembled and spliced, the guardrail tongues 35 are mutually occluded, an upper limiting block 33 and a lower limiting block 34 are arranged between the two symmetrically-arranged prefabricated guardrails 3, and two ends of the lower limiting block 34 are tightly attached to the inner sides of the lower parts of the prefabricated guardrails 3; there is last spacing block recess 32 prefabricated guardrail 3 top, go up spacing block 33 both ends and insert in the spacing block recess 32, go up spacing block 33 and spacing block 34 down and can avoid prefabricated guardrail 3 lateral shifting, guarantee that the distance between two prefabricated guardrails 3 keeps unchangeable.
As shown in fig. 8 and fig. 9, a sump cover plate 41 is arranged on the prefabricated sump 4, and a water inlet 42 and a water outlet 43 are arranged on the prefabricated sump 4; as shown in fig. 1, the prefabricated sump 4 is connected to the prefabricated trench base 1 through a flexible corrugated pipe 44, one end of the flexible corrugated pipe 44 is inserted into the water discharge hole 110, and the other end is inserted into the water inlet 42; a water outlet 43 of the prefabricated water collecting pit 4 is connected with one end of a flexible corrugated pipe 44, and the other end of the flexible corrugated pipe 44 is connected with a PVC drain pipe 45; water in the prefabricated groove base 1 enters the prefabricated sump 4 through the flexible corrugated pipe 44, then enters the PVC drain pipe 45 through the flexible corrugated pipe 44 from the water outlet 43, and finally is discharged from the PVC drain pipe 45; the flexible corrugated pipe 44 can ensure that the drainage pipeline is not separated when the prefabricated sump 4 and the prefabricated groove base 1 are settled and deformed.
As shown in fig. 1, after the prefabricated trench base 1, the prefabricated cover plate 2, the prefabricated guard rail 3 and the prefabricated sump 4 are assembled in place, the construction operation of the pavement sub-base layer 62, the base layer 63, the pavement layer 64 and the surface layer 65 is sequentially performed.
Claims (8)
1. The ecological prefabricated guardrail mounting structure of the central separation zone is characterized by comprising a prefabricated groove base (1), a prefabricated cover plate (2), a prefabricated guardrail (3) and a prefabricated sump (4); the prefabricated cover plate (2) covers the prefabricated groove base (1), the prefabricated guardrails (3) are supported on the prefabricated cover plate (2), the prefabricated guardrails (3) are symmetrically arranged on two side edges of the prefabricated cover plate (2), and planting soil (52) is filled between the two prefabricated guardrails (3); prefabricated sump pit (4) are buried in road bed (61), prefabricated sump pit (4) are connected through flexible bellows (44) with prefabricated groove base (1).
2. The ecological prefabricated assembly type guardrail mounting structure of a central division strip according to claim 1, wherein the prefabricated trench bases (1) are integrally cast and formed by a bottom plate (11) and two side plates (12), the prefabricated trench bases (1) are supported on a roadbed (61), and the contact surfaces of the bottom plate (11) and the roadbed (61) are provided with cement paste layers (114); the side of the bottom plate (11) is provided with a fixing hole (112), and soil nails (113) penetrate through the fixing hole (112) to penetrate into the roadbed (61).
3. The ecological prefabricated guardrail mounting structure of the central separation zone as claimed in claim 2, wherein two ends of the bottom plate (11) are provided with bottom plate rabbets (13), two ends of the side plate (12) are provided with side plate rabbets (14), one end of the bottom plate (11) is provided with a pre-buried screw (16), and the other end of the bottom plate (11) is provided with a connecting hole (111); the prefabricated groove base (1) is longitudinally assembled and spliced, the bottom plate tongue-and-groove (13) and the side plate tongue-and-groove (14) are respectively meshed with each other, the embedded screw (16) is inserted into the connecting hole (111) of the prefabricated groove base (1) of the adjacent section, and the embedded screw (16) is provided with a limiting nut (53).
4. The ecological prefabricated assembly type guardrail mounting structure of the central division zone according to claim 3, wherein the lower part of the side plate (12) is provided with a water drainage hole (110), and water permeable holes (19) are uniformly distributed on the side plate (12); the inner side of the side plate (12) is provided with a pipeline bracket (17), and a pipeline (18) is arranged on the pipeline bracket (17).
5. The ecological prefabricated guardrail mounting structure of a central bank according to claim 4, wherein the top end of the side plate (12) is provided with a longitudinal side plate limiting groove (15), the side edge of the lower surface of the prefabricated cover plate (2) is provided with two longitudinal lower limiting ribs (22), and the lower limiting ribs (22) are clamped into the side plate limiting groove (15); prefabricated guardrail (3) bottom is equipped with fore-and-aft guardrail spacing groove (31), the side of prefabricated apron (2) upper surface is equipped with two fore-and-aft upper limit ribs (21), go up in limit rib (21) card income guardrail spacing groove (31).
6. The ecological prefabricated guardrail mounting structure of the central division strip according to claim 1, wherein guardrail grooves (35) are formed in two ends of each prefabricated guardrail (3), the prefabricated guardrails (3) are longitudinally assembled and spliced, the guardrail grooves (35) are mutually meshed, an upper limiting block (33) and a lower limiting block (34) are arranged between the two symmetrically arranged prefabricated guardrails (3), and two ends of the lower limiting block (34) are tightly attached to the inner sides of the lower parts of the prefabricated guardrails (3); an upper limiting block groove (32) is formed in the upper portion of the prefabricated guardrail (3), and two ends of the upper limiting block (33) are inserted into the upper limiting block groove (32).
7. The center bank eco-precast fabricated guardrail mounting structure of claim 1, wherein a geotextile (5) is provided under the planting soil (52); and sand stones (51) are arranged below the geotextile (5).
8. The ecological prefabricated guardrail mounting structure of a central separation zone according to claim 1, wherein a sump cover plate (41) is arranged on the prefabricated sump (4), a water inlet (42) and a water outlet (43) are arranged on the prefabricated sump (4), the prefabricated sump (4) is connected with the prefabricated groove base (1) through a flexible corrugated pipe (44), one end of the flexible corrugated pipe (44) is inserted into the water outlet (110), and the other end of the flexible corrugated pipe is inserted into the water inlet (42); and a water outlet (43) of the prefabricated water collecting pit (4) is connected with one end of a flexible corrugated pipe (44), and the other end of the flexible corrugated pipe (44) is connected with a PVC (polyvinyl chloride) drain pipe (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023121501.5U CN214301440U (en) | 2020-12-22 | 2020-12-22 | Ecological prefabricated assembled guardrail mounting structure of central separation zone |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023121501.5U CN214301440U (en) | 2020-12-22 | 2020-12-22 | Ecological prefabricated assembled guardrail mounting structure of central separation zone |
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| Publication Number | Publication Date |
|---|---|
| CN214301440U true CN214301440U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023121501.5U Active CN214301440U (en) | 2020-12-22 | 2020-12-22 | Ecological prefabricated assembled guardrail mounting structure of central separation zone |
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| CN (1) | CN214301440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117071475A (en) * | 2023-08-15 | 2023-11-17 | 齐齐哈尔大学 | Assembled recycled aggregate vegetation concrete central partition belt guardrail and construction method thereof |
-
2020
- 2020-12-22 CN CN202023121501.5U patent/CN214301440U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117071475A (en) * | 2023-08-15 | 2023-11-17 | 齐齐哈尔大学 | Assembled recycled aggregate vegetation concrete central partition belt guardrail and construction method thereof |
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