CN214995325U - Modular green planting roof structure - Google Patents

Abstract

The utility model relates to the field of green buildings, aiming at solving the problems that the prior green roof has low construction efficiency and can not well adapt to severe weather such as heavy wind and rain for a roof with a large gradient, and providing a modular green planting roof structure which comprises a plurality of soil-building modules which are fixedly paved on a roof base layer, wherein the soil-building modules are used for planting plants; a concrete base is distributed on the roof base layer, and embedded steel parts are embedded in the concrete base; a steel skeleton is fixedly connected to the concrete base; the steel skeleton is formed by connecting a main keel and a secondary keel; each main keel of the steel skeleton is respectively supported and connected on the embedded steel part, and the secondary keel is connected on the main keel. The beneficial effects of the utility model are that can adapt to different slope roofing afforestations, and the efficiency of construction is high, and the roofing after the shaping can adapt to bad weather.

Description

Modular green planting roof structure

Technical Field

The utility model relates to a green building field particularly, relates to the green roofing structure of planting of modularization.

Background

Along with the development of urbanization, the concept of green buildings is vigorously advocated, and the requirements of people on energy conservation, environmental protection and green ecology are higher and higher, especially the indexes of the degree of vegetation enjoyed by all people. Therefore, the green planting roof is used and grows, the existing green planting roof technology is completed by paving soil, leveling, planting, maintaining and other constructions on a structural layer, when the roof has a large gradient, the construction difficulty is large, and the finished roof is easily damaged or affects normal functions in severe weather such as wind and rain.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a roofing structure is planted to modularization green to the planting structural stability who solves current green planting roofing is relatively poor, can not fine adaptation strong wind and heavy rain weather's problem.

The embodiment of the utility model is realized like this:

a modular green planting roof structure comprises a plurality of soil building modules which are fixedly paved on a roof base layer, wherein the soil building modules are used for planting plants;

a concrete base is distributed on the roof base layer, and embedded steel parts are embedded in the concrete base; a steel skeleton is fixedly connected to the concrete base; the steel skeleton is formed by connecting a main keel and a secondary keel;

each main keel of the steel skeleton is respectively supported and connected on the embedded steel part, and the secondary keel is connected on the main keel.

The modular green planting roof structure in this scheme has improved the firm degree of installation of building the soil module through will building on the soil module fixes the steel skeleton on the concrete base who is fixed in the roof basic unit for plant the roof stable in structure, and can adapt to strong wind and heavy rain weather.

In one embodiment:

the structure of the soil-building module comprises soil-building fixed by iron wires; wherein, a plurality of holes for planting plants are distributed in the soil body of the soil building module; and each soil-piling module is respectively provided with a steel-hanging fixed soil body, and support lugs are reserved for being used as fixing members when the soil-piling modules are installed.

In one embodiment:

the soil-piling module is connected with the embedded steel part through the support lug by a bolt.

In one embodiment:

the roof is an inclined roof with gradient;

the extension direction of the main keel is basically along the contour line direction of a roof, and the direction of the secondary keel is basically along the slope direction.

In one embodiment:

after concrete bases are distributed on the roof base layer, sequentially laying a heat insulation plate and a waterproof coiled material on the roof base layer; the steel skeleton is arranged above the waterproof coiled material.

In one embodiment:

the embedded steel part comprises a plurality of vertical steel bars embedded in the concrete base and an embedded plate which is paved on the upper surface of the concrete base and fixedly connected to the vertical steel bars;

the main keel is an angle steel and is welded and connected to the embedded plate through one side of the angle steel.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings referred to in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings may be obtained from these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of a soil-building module;

FIG. 2 is a plan view of the steel skeleton attached to the concrete base;

FIG. 3 is a vertical view of the connection between the main runner and the concrete base of the steel skeleton;

FIG. 4 is a schematic view of a roof drainage system arrangement;

FIG. 5 is a schematic view of the arrangement of the vertical and horizontal drainage pipes;

FIG. 6 is a schematic view of a drainage ditch arrangement;

fig. 7 is a schematic view of the connection between the earth-building module and the steel skeleton.

Icon: the building and laying method comprises the following steps of building an earth module 10, a hole 11, a steel hanger 12, a support lug 13, a concrete base 14, a steel skeleton 15, an embedded steel piece 16, a main keel 17, a secondary keel 18, a drainage pipeline 19, a drainage ditch 20, bolts 21, a roof base layer 22, reinforcing steel bars 23, an embedded plate 24 and a roof 30.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Examples

This embodiment provides a modular green planting roofing structure, and its mode of application includes the following step:

manufacturing of first-building soil module

The soil-building module 10 for plant cultivation is manufactured in a prefabricated manner. The solidified and plastic-shaped active fiber culture soil is produced by using agricultural and forestry wastes such as straws, cotton stalks and the like as main raw materials according to the structure of a nutrient medium required by good plant growth and is used as a base soil. The culture soil is fixed into modules with the size of 500 x 50mm by using iron wires, as shown in figure 1, holes 11 are uniformly reserved in the soil body, the size and the position of the holes can be determined according to plants to be planted, each module is used for fixing the soil body by using steel hangers 12, and support lugs 13 are reserved for fixing members during roof installation. The steel hanger may be a sus04 steel hanger.

Second, the installation of the earth building module

Firstly, according to the condition of the on-site roof 30, dividing the blocks of the roof, dividing the different slopes of the roof into different blocks, and respectively carrying out the construction of planting the roof by building soil modules. When the slope is less than 10%, planting the plants in the reserved holes of the soil building modules on the ground to survive, and then transferring the plants to a roof for installation; when the slope is larger than or equal to 10%, the soil building module is positioned on the roof, and then the plants are planted in holes reserved in the soil building module to form the planted roof. The concrete links are as follows:

1. the construction method is familiar with the characteristics, construction and relevant standards of the soil-building technology construction, and a construction scheme is compiled according to the design and requirements of drawings so as to guide the field construction operation. And carry out detailed technical background to managers and constructors. And finishing the preparation work of materials, machines, labor force and the like before construction.

2. Roofing zone block

The gradient range of different areas of the roof is less than or equal to 5 percent, and the area of the roof is not more than 600m²In principle, the different slopes or the special-shaped roofs are divided into different areas. The smooth transition of the curved surface of the roof in the area is ensured, so that the partition construction in the subsequent process is facilitated, and the laying of the soil building modules is facilitated.

3. Concrete foundation 14 construction

The steel skeleton 15 is used as a main fixing and stress device of the earth-building module, and the safety and the reliability of the earth-building module are ensured if necessary. The construction method adopts the embedded steel members 16 to be welded with the main keels 17 of the fixed soil-building modules, adopts C30 fine-stone concrete to manufacture the embedded steel members into concrete bases with the size of 300 x 120mm (length, width and height), and has the vertical and horizontal spacing of 10 m. The concrete foundation joint is subjected to waterproof reinforcement treatment, and the distance between the concrete foundations can be properly reduced for the area with larger curvature. The concrete base is shown in fig. 2 and 3 in plan and elevation views. Optionally, the embedded steel part comprises a plurality of vertical steel bars 23 embedded in the concrete base and an embedded plate 24 laid on the upper surface of the concrete base and fixedly connected to the vertical steel bars; the main keel is an angle steel and is welded and connected to the embedded plate through one side of the angle steel.

4. Construction of heat insulation board

And after the concrete base construction is finished, the insulation board construction is carried out. The roofing heated board adopts the polystyrene cystosepiment, and the size is 1200 x 60 x 20mm, and unit volume weight is 12Kg, and the heated board adopts cement paste to lay in roofing basic unit 21, for guaranteeing to paste the effect, uses the rubber powder reinforcing adhesion. PVC pipes with the diameter of 2cm are embedded between the heat insulation plates, the pipes are mutually communicated, and small holes are formed in pipe bodies to serve as ventilation pipes. The base layer of the insulation board is guaranteed to be flat in the process, and the hollowing phenomenon is avoided.

5. Roof waterproof coiled material construction

1) Surface and detail treatment of heat preservation plate

Firstly, carrying out base layer treatment on the heat preservation plate surface, paving 10cm of C15 plain concrete to ensure that the waterproof base layer is uniform in thickness, the base surface is flat and firm, clean and dry, the internal and external corners are smeared into circular arcs by adopting cement mortar, the minimum radius of the circular arcs of the internal corners is 50mm, and the minimum radius of the circular arcs of the external corners is 20 mm. And (4) strengthening the joint part, wherein at the joint of the plane and the vertical surface, the coiled material is tightly attached to the internal corner, and the additional layer and the waterproof layer are firmly adhered. The joint part must be firmly and tightly bonded, and the seam edge is not allowed to be hollow and bulged, and the edge is not allowed to slide. The lap seams of the first and second webs should be offset by 300 mm. Ensure the waterproof quality and achieve the aim of no leakage.

2) Waterproof coiled material laying

The root-resistant waterproof roll is adopted as a waterproof material, the roll is laid along the direction parallel to the gradient, each long edge is reserved with 8cm of joint, and the short edge is reserved with 10cm of joint. Then, the blowtorch is ignited to be aligned with the bottom surface of the coiled material and the surface of the base layer and is uniformly heated (the nozzle of the blowtorch is preferably about 30cm away from the surface of the coiled material), after the surface of the coiled material is melted, the coiled material is immediately rolled forwards, and is compacted and flattened, the stubble part is preferably extruded with molten asphalt, air and foreign matters are not involved during rolling, and deflection, bulging and wrinkling are prevented. Finally, the seam is sealed well by using a blast burner and a pressing pin uniformly and finely, so that the edge warping is prevented. After the laying is finished, the condition that all the surfaces of the coiled materials are torn, pierced and damaged needs to be checked, the defective parts are cleaned up during maintenance, 100 parts are widened according to the size of the defective parts, and the coiled materials are laid again.

6. Steel skeleton mounting

1) Steel skeleton design

According to the weight and the roof slope condition of building the native module, the constant load of support: 0.3kN/m 2; and (3) support live load: 0.3kN/m 2; other live loads: calculated according to the actual load. The limit value of the deflection of the bracket is as follows: l/180. The main keel is made of 80 × 6mm galvanized square steel pipes; secondary keel: no. 8 galvanized angle steel; bolt: m6 stainless steel bolt.

2) Steel skeleton mounting

Referring to fig. 2 and 3 again in a matching manner, the keels are welded and installed on the embedded steel members on the concrete foundation, the main keels are welded firstly, and then the secondary keels 18 are welded on the main keels, so that the welding stress and the welding deformation generated in the steel structure are reduced. The main keels basically extend along the contour lines of the slope, the secondary keels are basically arranged in the direction perpendicular to the slope, deformation of the combined H-shaped steel caused by welding is straightened and straightened by mechanical or flame straightening, and the specific method meets the relevant regulations of GB 50205. The welding rod for manual welding adopts the following steps: the welding between Q235 and Q235 steel should adopt an E43 type welding rod.

7. Water storage and drainage construction

With reference to fig. 4, 5 and 6, the roof is arranged at intervals of 400-600 m²Is a storage and drainage area, and the drainage is drained by a downslope water supply and drainage pipeline 19; the irrigation is supplied with water from high to low subareas in turn. Arranging drainage pipelines among the subareas, wherein the drainage pipelines adopt aluminum alloy permeable plates distributed with permeable holes, the span of each drainage pipeline is 7.5cm, and the height of each drainage pipeline is one of the height of the soil building moduleAnd half. The edge at the roofing bottom of handing over sets up the escape canal 20 that collects the drainage, and the escape canal side comprises the main joist, and the top surface sets up to distribute the aluminum alloy porous disk that has the hole of permeating water, and the porous disk passes through spot welding with the main joist and is connected. Water in the water collecting tank enters the circulating water pump through the filter, so that the water is recycled, and the loss of redundant water are reduced. A burette of DE16mm is arranged at a transverse gap above each soil-building module to ensure that each row of plants of the soil-building modules have a watering dripper, and a time control valve is adopted for automatic control. The drainage system conducts organized drainage in the sub-areas through sub-area channel steel flow guiding and leads to the divergent drainage ditch.

8. Base soil module installation

The earth building module is installed in two modes, 1) the slope of the roof is less than 10%, and cement paste containing rubber powder is used as an adhesive to bond the earth building module on the base layer; 2) the slope of the roof is more than or equal to 10 percent, and the earth building module is fixed on a steel framework of the main body through M6 stainless steel bolts 21, as shown in the attached figure 7. In the construction site, the soil building module units are transferred to the roof by a crane for manual installation, and green plants in the soil building modules are cultivated in the first installation mode; for the second mode, after the soil-setting carrier is fixed, the green plants are placed. The damage to the earth-building modules and plants is avoided as much as possible in the hoisting process, hoisting machines and sequences are reasonably arranged, the installation efficiency is improved, the survival rate of green plants is improved, and measures such as watering and maintenance are required in the process.

9. Maintaining

1) Watering is carried out according to the principle that 'the watering is dry and wet, and the watering is thorough', and the watering frequency is determined according to the weather condition, so that the waste is avoided. Timely supplying water to avoid water dripping from high altitude. The watering frequency and the watering amount should be properly increased in dry seasons. Liquid fertilizer is added into a watering system, and the top dressing is carried out on the roots and the leaf surfaces of the plants in the growing season according to the principle that the thin fertilizer is applied more and the fertilizer efficiency is balanced. The pest control should follow the principle of 'prevention is the main, comprehensive treatment', the ecological control measures should be preferably adopted, the prevention is the main, the pesticide spraying control work is done regularly, generally, pesticide spraying is carried out on susceptible plants for 1-2 times every month in 4-10 months of pest and disease occurrence season, and different plant characteristics are not like canna which mainly sprays chlorothalonil, carbendazim, thiophanate and the like; the rose can be used for quick killing Dingding and omethoate, etc.

2) The plant repairing is carried out once every season, is suitable for late spring seasons, and removes winter dead leaves, residual worm eggs and the like. The pruning needs to maintain the plant landscape shape to be even up and down and flat left and right. And (3) supplementary planting: the dead plants caused by improper reasons should be removed in time, and the plants with the same species and basically consistent specifications as the original tree species should be supplemented, and the management is enhanced.

10. Safety measures

Construction is strictly prohibited in rainy days and 5-grade winds and above. When the building is taken up every day and the building is removed from the construction site before raining, the coiled material which is not laid is covered, and the construction after raining needs to clean the lap joint part, so that no water leakage point, no oil stain and no attachment exist. All field personnel should wear textured rubber-soled shoes after rain for anti-slip. The construction after rain should pay attention to the safety of electric protection, and whether all wires and cables have the naked condition or not and whether the leakage protection switch works normally or not is strictly checked. All people wear the electric protection measures and wear the insulating rubber sole shoes. The construction steps with lower construction risk coefficient should be arranged as much as possible after rain and at night, so that the possibility of safety accidents is reduced. In consideration of the field, people should not be arranged to construct after rain and at night due to the fact that the construction period is not particularly tight. The construction of entering the field after drinking is forbidden, and the operation with diseases is forbidden. The construction of entering the field is strictly prohibited when wearing slippers, hard-bottom shoes, short-sleeve shirts and shorts. The work at high places must be equipped with protective articles and the safety belts are used correctly.

The embodiment of the utility model provides a have following characteristics:

1) greening the slope roof at any angle. The soil building module is connected with the steel structure framework attached to the main structure, so that greening of the slope roof at any angle is realized. The problems of landslide and the like caused by precipitation can be avoided, the method is suitable for severe weather such as strong wind, strong rain and the like, and the application range of the green planting roof is expanded.

2) The construction speed is fast, saves the time limit for a project. The soil and the plants are built in a factory for production and cultivation, the soil building modules are formed in the factory and are directly installed on site, the procedures of site planting soil backfilling, leveling, plant planting and the like in the traditional process are avoided, the construction speed is high, and the construction period is shortened.

3) Is ecological and environment-friendly. The base soil is prepared by using the agricultural and forestry wastes such as straws, cotton stalks, plant fibers and the like as main raw materials, is green and environment-friendly, does not cause environmental pollution, has the characteristics of stable shape, light dead weight, strong water retention and water absorption and the like, and avoids dust flying in dry seasons.

4) Stable form and strong durability. The inner structure of the soil-building module is stable, the soil-building module is not hardened, the durability is strong, and the inherent shape can be maintained for more than 20 years.

Engineering example:

park project

Overview of the engineering: the project occupies 37.9 ten thousand meters²Wherein the greening area is 25.8 ten thousand meters²2.86 ten thousand meters of water area²And the total area of the garden building is 3.9 ten thousand meters²The structure form is multiple to contain steel construction, reinforced concrete frame construction and frame-shear force wall + three-dimensional pipe truss + two skew arch support hyperbolic paraboloid cable network structure.

Construction conditions are as follows: the engineering construction time is 12 months and 25 to 3 months and 8 days in 2017, and the auxiliary buildings such as an underground garage, a mirror water piano table and the like adopt modular greening roofs.

The application effect is as follows: on one hand, the energy consumption of the building can be greatly reduced, and the emission of greenhouse gases is reduced; on the other hand, the green land area can be increased, and the climate environment can be improved. The long-acting effect of green vegetation is good, the construction becomes excellent once, the speed is fast, and the high praise of each party of the construction and supervision unit is obtained.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a roofing structure is planted in modularization green which characterized in that:

the soil-piling module is fixedly paved on a roof base layer and used for planting plants;

a concrete base is distributed on the roof base layer, and embedded steel parts are embedded in the concrete base; a steel skeleton is fixedly connected to the concrete base; the steel skeleton is formed by connecting a main keel and a secondary keel;

each main keel of the steel skeleton is respectively supported and connected on the embedded steel part, and the secondary keel is connected on the main keel.

2. The modular greenery cover construction of claim 1, further comprising:

the structure of the soil-building module comprises soil-building fixed by iron wires; wherein, a plurality of holes for planting plants are distributed in the soil body of the soil building module; and each soil-piling module is respectively provided with a steel-hanging fixed soil body, and support lugs are reserved for being used as fixing members when the soil-piling modules are installed.

3. The modular greenery cover construction of claim 2, further comprising:

the soil-piling module is connected with the embedded steel part through the support lug by a bolt.

4. The modular greenery cover construction of claim 2, further comprising:

the roof is an inclined roof with gradient;

the extension direction of the main keel is basically along the contour line direction of a roof, and the direction of the secondary keel is basically along the slope direction.

5. The modular greenery cover construction of claim 1, further comprising:

after concrete bases are distributed on the roof base layer, sequentially laying a heat insulation plate and a waterproof coiled material on the roof base layer; the steel skeleton is arranged above the waterproof coiled material.

6. The modular greenery cover construction of claim 1, further comprising:

the embedded steel part comprises a plurality of vertical steel bars embedded in the concrete base and an embedded plate which is paved on the upper surface of the concrete base and fixedly connected to the vertical steel bars;

the main keel is an angle steel and is welded and connected to the embedded plate through one side of the angle steel.

Images