CN112854415A - Combined landscape prefabricated drainage ditch system based on BIM technology and construction process thereof - Google Patents
Combined landscape prefabricated drainage ditch system based on BIM technology and construction process thereof Download PDFInfo
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- CN112854415A CN112854415A CN202110253639.0A CN202110253639A CN112854415A CN 112854415 A CN112854415 A CN 112854415A CN 202110253639 A CN202110253639 A CN 202110253639A CN 112854415 A CN112854415 A CN 112854415A
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/041—Accessories therefor
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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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The invention relates to a combined type landscape prefabricated drainage ditch system based on a BIM technology and a construction process thereof, belonging to the technical field of drainage, and particularly comprising an L-shaped support and a building wall body arranged on the L-shaped support, wherein the outer side of the L-shaped support is provided with a concrete cushion, the concrete cushion is provided with prefabricated concrete drainage ditches, the prefabricated concrete drainage ditches are arranged along the length direction of the building wall body, one side of the concrete cushion is provided with a water dispersion slope, the water dispersion slope is also provided with a plurality of water guide grooves, the water dispersion slope is provided with a gravel layer, the gravel layer is provided with a geotextile layer, and the geotextile layer is provided with a backfill soil layer and a landscape layer.
Description
Technical Field
The invention relates to a combined landscape prefabricated drainage ditch system based on a BIM technology and a construction process thereof, and belongs to the technical field of drainage.
Background
The water-dispersing and draining of the building in the traditional building construction process is inevitable, the traditional drainage construction process usually adopts open water dispersion and in-situ excavation of foundation pit supporting formwork to pour the drainage ditch, and the obvious defects are that the construction process is lagged behind, the construction progress is slow, the influence of external factors is too much, the open water dispersion has certain unattractive property, and the open water cannot be matched and fused with green plants and the like on the periphery of the building better.
With the development of the times and the continuous innovation and breakthrough of the building field, the assembly type building gradually becomes a hot spot in the current building field, adopts standardized design, BIM deepening technology, factory production, modular construction and intelligent information management, and is an industrial representative of modern buildings. How to utilize BIM technique to carry out the construction of escape canal is the technical problem that needs to solve urgently.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a combined landscape prefabricated drainage ditch system based on a BIM technology and a construction process thereof, and solves the problems of unattractive appearance, slow construction progress, backward construction process, cast-in-place expansion mold slurry leakage, high cost and the like caused by the traditional construction of a water-spreading and cast-in-place drainage ditch.
In order to achieve the purpose, the technical scheme adopted by the invention is a combined landscape prefabricated drainage ditch system based on a BIM technology, which comprises an L-shaped support and a building wall body arranged on the L-shaped support, wherein a concrete cushion is arranged on the outer side of the L-shaped support, a prefabricated concrete drainage ditch is arranged on the concrete cushion, the prefabricated concrete drainage ditch is arranged along the length direction of the building wall body, the top of the prefabricated concrete drainage ditch is flush with the top of the L-shaped support, a water dispersion slope surface is arranged on one side of the concrete cushion, a plurality of water guide grooves are also arranged on the water dispersion slope surface, a gravel layer is arranged on the water dispersion slope surface, the top elevation of the gravel layer is consistent with the top elevation of the concrete cushion, a geotextile layer is arranged on the gravel layer, and a backfill soil layer and a landscape layer are arranged on the geotextile layer.
Preferably, the precast concrete escape canal is mainly formed by a plurality of precast concrete grooves concatenation, the both ends of precast concrete groove are provided with slot and the arch of mutual concatenation, the precast concrete groove is narrow down to go up wide, and installs precast concrete apron bottom the recess of broad, be provided with a plurality of infiltration slot holes on the precast concrete apron.
Preferably, still be provided with waterproof mortar layer between precast concrete escape canal and the concrete cushion, the top of precast concrete apron still is provided with the cobblestone layer, the both sides of precast concrete escape canal still are provided with a plurality of hoisted holes.
Preferably, the water dispersion slope surface mainly comprises a first inclined surface and a second inclined surface, the first inclined surface and the second inclined surface are sequentially arranged from top to bottom, an included angle between the first inclined surface and the horizontal plane is 15 degrees, and an included angle between the second inclined surface and the horizontal plane is 5 degrees.
Preferably, the horizontal plane projection length of the water dispersion slope surface is 1000 mm.
Preferably, one side of the concrete cushion layer below the L-shaped support is provided with a drainage inclined plane, and an included angle between the drainage inclined plane and the horizontal plane is 30 degrees.
A construction process of a combined landscape prefabricated drainage ditch system based on a BIM technology is operated according to the following steps,
a. manufacturing a drainage ditch, establishing an original structure model by utilizing BIM software, and performing collision detection on the automatically adjustable parameterized prefabricated drainage ditch model and the original structure model by utilizing a collision detection algorithm to automatically adjust the length, the width and the height of the prefabricated drainage ditch and generate a proper landscape prefabricated drainage ditch; utilizing BIM software to perform construction simulation on the combined landscape prefabricated drainage ditch, analyzing whether the drainage quantity of the combined landscape prefabricated drainage ditch meets the drainage requirement of a structure and the water permeability of a connection splicing part or not by simulating a rain and snow environment, and finally manufacturing a concrete drainage ditch;
b. digging original soil outside a building wall, compacting and leveling the original soil, paving a concrete cushion layer with the thickness of 100mm, arranging a slope concrete cushion layer with the angle of 30 degrees at the rear end of the concrete cushion layer, arranging a water dispersion slope surface with the projection length of 1000mm at the front end of the concrete cushion layer, and arranging a water guide groove on the concrete cushion layer; the width and the height of the water guide groove are 50mm multiplied by 50mm and are arranged at intervals of 500 mm;
c. paving a gravel layer on the water-spreading slope, wherein the top elevation of the gravel layer is consistent with that of the concrete cushion layer, and paving a layer of geotextile above the gravel layer;
d. hoisting a concrete drainage ditch, coating a layer of waterproof mortar at the joint and the bottom of the drainage ditch, and using the cement mortar to find a slope at the bottom of the drainage ditch by 0.3 percent;
e. placing the precast concrete cover plate and the cobblestones, backfilling soil and carrying out greening planting.
Compared with the prior art, the invention has the following technical effects.
(1) And performing collision detection by using a model established by BIM software to obtain intersection, automatically outputting a dimension processing diagram of the combined landscape prefabricated drainage ditch which accords with the site, and quickly drawing the dimension processing diagram for processing and manufacturing in a component factory.
(2) Whether the water displacement of the combined landscape prefabricated drainage ditch meets the water displacement requirement or not and the water seepage performance of the construction process of the prefabricated drainage ditch are detected through simulation analysis and rapid calculation.
(3) The prefabricated drainage ditch is adjustable in length (500-2000 mm) by adopting standardized production (+/-5 mm), and the landscape groove is adjustable in length (210 mm), so that the prefabricated drainage ditch has the characteristics of customization and flexibility.
(4) The prefabricated drainage ditch construction has safe, high-efficient, high-quality characteristics, promotion engineering progress that can be better, reduction of erection time, practice thrift the cost, pollution abatement. The traditional construction process can eliminate open water and adopt dark water, the drainage ditch has landscape property, the space is saved, the attractiveness is increased, and the green plant area is increased. The prefabricated escape canal later maintenance can directly carry out the component and change, conveniently maintains the maintenance.
(5) The design of the underground cushion layer and the hidden water-dispersing belt groove can solve the problem of water seepage of the drainage ditch, so that the seepage water under various conditions is completely discharged.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view showing the structure of a precast concrete drainage ditch according to the present invention.
Fig. 3 is a schematic structural view of a precast concrete groove according to the present invention.
Fig. 4 is a side view of fig. 3.
Fig. 5 is a top view of fig. 3.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 5, a prefabricated escape canal system of combination formula view based on BIM technique, including L type support 1 and install building wall 2 on L type support, the outside of L type support 1 is provided with concrete cushion 3, and one side that concrete cushion 3 is located L type support below is provided with drainage inclined plane 22, and drainage inclined plane 22 is 30 with the contained angle of horizontal plane, and drainage inclined plane 22 can avoid L type support department ponding, the building wall who leads to sinks the scheduling problem. Be provided with precast concrete escape canal 5 on concrete bed course 3, precast concrete escape canal 5 arranges along building wall length direction, precast concrete escape canal 5's top flushes with the top of L type support 1, one side of concrete bed course 3 is provided with the domatic 6 of scattered water, it mainly comprises first inclined plane 20 and second inclined plane 21 to scatter domatic 6, first inclined plane 20 and second inclined plane 21 set gradually from top to bottom, and the contained angle of first inclined plane 20 and horizontal plane is 15, second inclined plane 21 is 5 with the contained angle of horizontal plane. The projection length of the water-dispersing slope surface 6 on the horizontal plane is 1000 mm. The water dispersing slope surface 6 is also provided with a plurality of water guiding grooves 7, the water dispersing slope surface 6 is provided with a gravel layer 8, the height of the top of the gravel layer 8 is consistent with that of the concrete cushion layer 3, the gravel layer 8 is provided with a geotechnical cloth layer 9, and the geotechnical cloth layer 9 is provided with a backfill soil layer 10 and a landscape layer 11.
Wherein, precast concrete escape canal 5 mainly forms by the concatenation of a plurality of precast concrete grooves 12, and the both ends of precast concrete groove 12 are provided with slot 13 and the arch 14 of mutual concatenation, and precast concrete groove 12 is narrow down wide from top to bottom, and the recess bottom of broad installs precast concrete apron 15, is provided with a plurality of infiltration slot holes 16 on the precast concrete apron 15. A waterproof mortar layer 17 is further arranged between the precast concrete drainage ditch 5 and the concrete cushion layer, a cobble layer 18 is further arranged at the top of the precast concrete cover plate 15, and a plurality of hoisting holes 19 are further arranged on two sides of the precast concrete drainage ditch 5.
According to the method, BIM software is used for establishing an original structure model, the prefabricated drainage ditch model which is automatically adjustable and parameterized is subjected to collision detection with the prefabricated drainage ditch model, the length, the width and the height of the prefabricated drainage ditch are changed in a manner of adapting to the change of the original structure, and a component processing diagram and a BOM list table based on BIM technology are formed and are used for production, processing and installation of components. The height of the combined landscape prefabricated drainage ditch member is 610mm, the length of the combined landscape prefabricated drainage ditch member is self-adaptive and adjustable, the height of the landscape part above the combined landscape prefabricated drainage ditch member is 210mm, the width of the landscape part above the combined landscape prefabricated drainage ditch member is 500mm, the height of the drainage part below the combined landscape prefabricated drainage ditch member is 400mm, the width of the drainage part below the combined landscape prefabricated. The rainwater grate adopts the size of 300mm multiplied by 500mm multiplied by 60 mm. The height of the landscape part groove above the prefabricated drainage ditch component is 210mm, the width of the landscape part groove is 500mm, the height of the landscape part groove can be adjusted according to the thickness of a rainwater grate and the thickness of cobblestones, the drainage can be used for drainage of common buildings, municipal roads and the like, temporary drainage can be met, permanent drainage can be met, the drainage mode can be used in a hidden drainage mode, a bright drainage mode can be also met, and the landscape cobblestones placed above the drainage ditch component can also be used in a 'bright drainage and hidden drainage' mode. The drain pipe adopts a shape of being wide at the top and narrow at the bottom, the width of the lower drainage part is 400mm, the height is 400mm, and the wall thickness is 100mm, so that the drain pipe nesting of DN100 mm-300 mm can be met. The front end and the rear end of the prefabricated drainage ditch component are provided with grooves and bulges of 30mm multiplied by 50mm, and are installed and spliced by adopting an occlusion connection mode. Adopt the concrete one-time pouring shaping, possess the advantage of assembled building element, the site operation need not to carry out complicated processing and only need carry out interlock formula concatenation, with rainwater grate, view cobble etc. aggregate erection, can effectively improve the construction progress, shorten engineering period, reduce the construction pollution, obviously improve the efficiency of construction, reasonable utilization land resource. Four hoisting holes are reserved on two sides of the upper end, the radius of each hoisting hole is 30mm, the distance between the center and the side edge is 50mm, and the distance between the center and the end is 300mm, so that hoisting construction on site is facilitated.
The specific construction process is that the operation is carried out according to the following steps,
a. manufacturing a drainage ditch, establishing an original structure model by utilizing BIM software, and performing collision detection on the automatically adjustable parameterized prefabricated drainage ditch model and the original structure model by utilizing a collision detection algorithm to automatically adjust the length, the width and the height of the prefabricated drainage ditch and generate a proper landscape prefabricated drainage ditch; utilizing BIM software to perform construction simulation on the combined landscape prefabricated drainage ditch, analyzing whether the drainage quantity of the combined landscape prefabricated drainage ditch meets the drainage requirement of a structure and the water permeability of a connection splicing part or not by simulating a rain and snow environment, and finally manufacturing a concrete drainage ditch;
b. excavating original soil on the outer side of a building wall, compacting and leveling the original soil, paving a concrete cushion layer with the thickness of 100mm, arranging a slope concrete cushion layer with the angle of 30 degrees at the rear end of the concrete cushion layer, arranging a water dispersion slope surface with the projection length of 1000mm at the front end of the concrete cushion layer, and arranging a water guide groove on the concrete cushion layer; the width and the height of the water guide groove are 50mm multiplied by 50mm and are arranged at intervals of 500 mm;
c. paving a gravel layer on the water-spreading slope, wherein the top elevation of the gravel layer is consistent with that of the concrete cushion layer, and paving a layer of geotextile above the gravel layer;
d. hoisting a concrete drainage ditch, coating a layer of waterproof mortar at the joint and the bottom of the drainage ditch, and using the cement mortar to find a slope at the bottom of the drainage ditch by 0.3 percent;
e. placing the precast concrete cover plate and the cobblestones, backfilling soil and carrying out greening planting.
The present invention is not limited to the above preferred embodiments, but rather, any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides a prefabricated escape canal system of combination formula view based on BIM technique, includes L type support and installs the building wall body on L type support, its characterized in that: the outside of L type support is provided with the concrete cushion, install precast concrete escape canal on the concrete cushion, precast concrete escape canal arranges along building wall length direction, just the top in precast concrete escape canal flushes with the top of L type support, one side of concrete cushion is provided with scattered water domatic, it still is provided with a plurality of guiding gutters on the domatic surface to scatter water, be provided with the gravel layer on the domatic surface of scattered water, the top elevation of gravel layer with the top elevation of concrete cushion is unanimous, be provided with the geotechnological cloth layer on the gravel layer, be provided with backfill soil layer and view layer on the geotechnological cloth layer.
2. The BIM technology-based combined landscape prefabricated drainage ditch system as claimed in claim 1, wherein: precast concrete escape canal mainly forms by a plurality of precast concrete groove concatenations, the both ends of precast concrete groove are provided with the slot and the arch of mutual concatenation, the precast concrete groove is narrow down to go up wide, and the recess bottom of broad installs precast concrete apron, be provided with a plurality of infiltration slot holes on the precast concrete apron.
3. The BIM technology-based combined landscape prefabricated drainage ditch system as claimed in claim 2, wherein: still be provided with waterproof mortar layer between precast concrete escape canal and the concrete cushion, the top of precast concrete apron still is provided with the cobblestone layer, the both sides in precast concrete escape canal still are provided with a plurality of hoisted holes.
4. The BIM technology-based combined landscape prefabricated drainage ditch system as claimed in claim 2, wherein: the water dispersion slope surface mainly comprises a first inclined surface and a second inclined surface, the first inclined surface and the second inclined surface are sequentially arranged from top to bottom, an included angle between the first inclined surface and the horizontal plane is 15 degrees, and an included angle between the second inclined surface and the horizontal plane is 5 degrees.
5. The BIM technology-based combined landscape prefabricated drainage ditch system as claimed in claim 4, wherein: the horizontal plane projection length of the water dispersion slope surface is 1000 mm.
6. The fabricated landscape prefabricated drain system based on the BIM technology as claimed in any one of claims 1 to 5, wherein: one side of the concrete cushion layer below the L-shaped support is provided with a drainage inclined plane, and the included angle between the drainage inclined plane and the horizontal plane is 30 degrees.
7. The construction process of the combined landscape prefabricated drainage ditch system based on the BIM technology as claimed in claim 1, wherein: the operation is carried out according to the following steps,
a. manufacturing a drainage ditch, establishing an original structure model by utilizing BIM software, and performing collision detection on the automatically adjustable parameterized prefabricated drainage ditch model and the original structure model by utilizing a collision detection algorithm to automatically adjust the length, the width and the height of the prefabricated drainage ditch and generate a proper landscape prefabricated drainage ditch; utilizing BIM software to perform construction simulation on the combined landscape prefabricated drainage ditch, analyzing whether the drainage quantity of the combined landscape prefabricated drainage ditch meets the drainage requirement of a structure and the water permeability of a connection splicing part or not by simulating a rain and snow environment, and finally manufacturing a concrete drainage ditch;
b. excavating original soil on the outer side of a building wall, compacting and leveling the original soil, paving a concrete cushion layer with the thickness of 100mm, arranging a slope concrete cushion layer with the angle of 30 degrees at the rear end of the concrete cushion layer, arranging a water dispersion slope surface with the projection length of 1000mm at the front end of the concrete cushion layer, and arranging a water guide groove on the concrete cushion layer; the width and the height of the water guide groove are 50mm multiplied by 50mm and are arranged at intervals of 500 mm;
c. paving a gravel layer on the water-spreading slope, wherein the top elevation of the gravel layer is consistent with that of the concrete cushion layer, and paving a layer of geotextile above the gravel layer;
d. hoisting a concrete drainage ditch, coating a layer of waterproof mortar at the joint and the bottom of the drainage ditch, and using the cement mortar to find a slope at the bottom of the drainage ditch by 0.3 percent;
e. placing the precast concrete cover plate and the cobblestones, backfilling soil and carrying out greening planting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110253639.0A CN112854415A (en) | 2021-03-09 | 2021-03-09 | Combined landscape prefabricated drainage ditch system based on BIM technology and construction process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110253639.0A CN112854415A (en) | 2021-03-09 | 2021-03-09 | Combined landscape prefabricated drainage ditch system based on BIM technology and construction process thereof |
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| CN112854415A true CN112854415A (en) | 2021-05-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115337710A (en) * | 2022-09-15 | 2022-11-15 | 北京建筑大学 | Waterlogging water layered regulation and storage purification system |
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2021
- 2021-03-09 CN CN202110253639.0A patent/CN112854415A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115337710A (en) * | 2022-09-15 | 2022-11-15 | 北京建筑大学 | Waterlogging water layered regulation and storage purification system |
| CN115337710B (en) * | 2022-09-15 | 2023-05-23 | 北京建筑大学 | Waterlogging ponding layering regulation clean system |
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