CN217379355U

CN217379355U - Ecological outer wall for urban landscape greening

Info

Publication number: CN217379355U
Application number: CN202220643612.2U
Authority: CN
Inventors: 秦颂; 张一博; 李泽丰; 韩松明
Original assignee: Wuhan University of Technology WUT
Current assignee: Wuhan University of Technology WUT
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-09-06
Anticipated expiration: 2032-03-23

Abstract

The utility model proposes an ecological outer wall for urban landscape greening, which comprises an inner wall, an outer wall, a multi-stage filtering mechanism, a prefabricated flower pot and a rain collecting and diversion mechanism. It is covered and closed to form an intermediate filtering cavity. The multi-stage filtering mechanism is arranged in the intermediate filtering cavity. The prefabricated flower pot is embedded in the inner and outer walls. The top rainwater collecting device is installed on the top of the intermediate filtering cavity, and the rainwater is collected into the intermediate filtering cavity. Rainwater is directly used to cultivate landscape plants, and landscape plants are also used to improve urban green coverage, while achieving the purpose of purifying the air and beautifying the urban road environment.

Description

Ecological outer wall for urban landscape greening

Technical Field

The utility model belongs to the technical field of the urban landscape afforestation and rainwater retrieval and utilization, especially, relate to an ecological outer wall for urban landscape afforestation.

Background

At present, with the rapid development of social economy in China, the urbanization development scale is continuously enlarged, so that the problems of frequent flood disasters, rainwater runoff pollution, water resource shortage and the like generally exist in cities in China. After the measure of 'building novel urbanization' proposed in eighteen three-kingdom meeting, a comprehensive concept of 'sponge city' is provided for a series of problem countries and governments in the city. The method has the advantages that through the measures of paving the road surface with permeable pavement, grass planting ditches, green roofs, sunken green belts and the like, good effects are achieved in the aspects of delaying urban ponding and urban rainwater recycling, reducing pressure of drainage pipe networks and the like. The occurrence of urban flood disasters is mostly related to rainfall, and a large development space still exists in the aspects of short-time rainfall reduction, rainwater collection and reuse and the like in cities; particularly, the rainwater is recycled and utilized, when runoff is formed on the surface of the ground by the rainwater, various surface pollutants are mixed in the rainwater, and the time for directly and secondarily utilizing the relatively clean rainwater is missed. On the other hand, the direct recovery of the rainwater can be directly used for urban landscape greening, so that the pressure of a drainage facility is reduced, the natural circulation of the rainwater in the city can be realized, and the urban landscape greening system is unified with the urban construction planning concept of low carbon-ecology advocated by the current society.

Disclosure of Invention

The utility model aims to solve the technical problem lie in providing an ecological outer wall for urban landscape afforestation to the problem that exists of the aforesaid, utilizes the rainwater of collecting directly to be used for cultivateing landscape plant, also utilizes landscape plant to improve urban afforestation coverage, reaches air-purifying simultaneously, beautifies purpose such as urban road environment.

The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides an ecological outer wall for urban landscape afforestation, its characterized in that, includes interior wall, outer wall, multistage filter mechanism, prefabricated flowerpot and rain water conservancy diversion mechanism, interior, outer wall interval symmetry sets up, and both sides are sealed through the shell cladding, form middle filtration cavity, multistage filter mechanism locates in the middle filtration cavity, prefabricated flowerpot inlays and locates on interior, outer wall, rain water conservancy diversion mechanism includes top rain water conservancy diversion device and bottom water conservancy diversion device, top rain water conservancy diversion device is installed in the top of middle filtration cavity, gathers the rainwater and gets into middle filtration cavity, bottom water conservancy diversion device is installed in the bottom of middle filtration cavity, gathers the rainwater and derives middle filtration cavity.

According to the scheme, interior, outer wall all include wall body frame and prefabricated wallboard, wall body frame comprises both sides stand, vertical billet and horizontal billet vertically and horizontally staggered, forms the square wall frame of equipartition, the bottom horizontal billet with the stand bottom leaves the interval, bottom guiding device install in the interval, prefabricated wallboard install in the square wall frame, be equipped with the mounting hole on the prefabricated wallboard, prefabricated flowerpot inlays to be located in the mounting hole, prefabricated wallboard intussuseption is filled with the light haydite.

According to the scheme, the prefabricated flowerpot is inverted right trapezoid's opening box structure, and the inclined plane sets up forward, and the back center is equipped with the trompil, through water storage component is inserted to the trompil to one side, and the prefabricated flowerpot intussuseption is filled soil, plants green planting.

According to the above scheme, multistage filter mechanism includes the light pottery layer of permeating water, the haydite layer and the gravel layer of permeating water, it seals by the wire net parcel to permeate water haydite layer and gravel layer, and the light permeates water the brick layer and the haydite layer of permeating water and installs in the middle top of filtering the cavity, the light permeate water brick layer top surface with the top surface parallel and level of inside and outside wall, the haydite layer bottom of permeating water correspond inside and outside wall even interval is equipped with upper bearing rod on the horizontal billet for the haydite layer is permeated water to the bearing, inside and outside wall even interval is equipped with lower floor's bearing rod on the horizontal billet of bottom for the bearing gravel layer.

According to the above scheme, water storage subassembly includes water storage sponge and fixed plate, the fixed plate inserts to one side in the trompil of prefabricated flowerpot, be equipped with the card protruding on the fixed plate, it is fixed with the draw-in groove looks block that trompil department was equipped with, water storage sponge bottom bonds with the fixed plate, stretches into the partial parcel osmotic membrane in the prefabricated flowerpot to it is fixed through the osmotic membrane clamp, the outer part of prefabricated flowerpot upwards extends.

According to the scheme, the rain collecting device is a rain collecting plate, one end of the rain collecting plate is inserted into the gap between the light permeable brick layer and the inner and outer wallboards, and the other end of the rain collecting plate is obliquely and upwards arranged.

According to the scheme, the bottom flow guide device comprises the water collecting pipe and the flow guide plate, the top of the water collecting pipe is open, the flow guide plate is arranged in an inclined mode, and two ends of the flow guide plate are connected with the bottom transverse steel bars of the inner wall and the outer wall and the opening edge of the water collecting pipe respectively.

According to the scheme, the water storage sponge is a plurality of pieces, the water storage sponge is inserted into the holes of the prefabricated flower pots at even intervals, the water storage sponge in the upper prefabricated flower pots and the lower prefabricated flower pots in the same vertical direction are staggered in the horizontal direction, and the length of the extending part of the water storage sponge is gradually increased from top to bottom.

According to the scheme, the length, width and height of the light water permeable bricks of the light water permeable brick layer are as follows: 400 multiplied by 300 multiplied by 50mm, the thickness of the permeable ceramsite layer is 3-5cm, the particle size of the ceramsite is 1-2cm, the thickness of the gravel layer is 4-6cm, and the particle size of the gravel is 1-2 cm.

According to the scheme, the distance ratio of the upper edge and the lower edge of the mounting hole to the upper edge and the lower edge of the prefabricated wall board is 3: 1, the ratio of the opening length of the prefabricated flowerpot to the upper edge of the prefabricated flowerpot is 1: 1.5, the height of the opening is 5-7 cm.

The utility model has the advantages that: the ecological outer wall for greening the urban landscapes is provided, direct recovery and utilization of rainwater are achieved by adopting a transverse sandwich type and longitudinal multi-stage type structure, natural circulation of the rainwater is achieved, pressure of a rainwater pipe network is reduced, greening maintenance cost is reduced, spatial layout is simple and reasonable, and a visual effect of urban beautification is achieved; this wall structure is detachable, maintains portably and can be applicable to the inside multiple environment in city.

Drawings

Fig. 1 is a side cross-sectional view of an embodiment of the present invention.

Fig. 2 is a front view of an embodiment of the present invention.

Fig. 3 is a rear view of the prefabricated flowerpot according to an embodiment of the present invention.

Fig. 4 is a plan view of a prefabricated flower pot according to an embodiment of the present invention.

Fig. 5 is a schematic view of the fastening of the fixing plate and the opening of the prefabricated flowerpot according to an embodiment of the present invention.

Detailed Description

For a better understanding of the present invention, the following description is given in conjunction with the accompanying drawings and examples.

As shown in figures 1 and 2, the ecological outer wall for urban landscape greening comprises an inner wall 1, an outer wall 2, a multistage filtering mechanism, a prefabricated flowerpot 3 and a rainwater collecting and guiding mechanism, wherein the inner wall and the outer wall are symmetrically arranged at intervals, two sides of the inner wall and the outer wall are sealed through a shell in a wrapping mode to form a middle filtering cavity, the multistage filtering mechanism is arranged in the middle filtering cavity, the prefabricated flowerpot is embedded in the inner wall and the outer wall, the rainwater collecting and guiding mechanism comprises a top rainwater collecting device and a bottom guiding device, the top rainwater collecting device is arranged at the top of the middle filtering cavity, rainwater is collected and enters the middle filtering cavity, the bottom guiding device is arranged at the bottom of the middle filtering cavity, and the collected rainwater is led out of the middle filtering cavity.

Interior, the outer wall all includes wall body frame 4 and prefabricated wallboard 5, and wall body frame comprises both sides stand, vertical billet and horizontal billet vertically and horizontally staggered, forms the square wall frame of equipartition, and the horizontal billet of bottom leaves the interval with the stand bottom, and bottom guiding device installs in the interval, and prefabricated wallboard is installed in square wall frame, is equipped with the mounting hole on the prefabricated wallboard, and prefabricated flowerpot inlays to be located in the mounting hole, and prefabricated wallboard intussuseption is filled with light haydite 6.

As shown in fig. 3, the prefabricated flowerpot is inverted right trapezoid's opening box structure, and the inclined plane sets up forward, and the back center is equipped with trompil 7, inserts water storage component to one side through the trompil, and the prefabricated flowerpot intussuseption is filled soil, plants green planting. The plants are selected from sunflower, zinnia, rhodiola and sedum aizoon which have strong air purification capacity and less plant diseases and insect pests, or are selected according to local climatic conditions and local plants.

The distance ratio of the upper and lower both sides of mounting hole and the upper and lower edge of prefabricated wallboard is 3: 1, the ratio of the opening length of the prefabricated flowerpot to the upper edge of the prefabricated flowerpot is 1: 1.5, the height of the opening is 5-7 cm.

Multistage filter mechanism includes that the light permeates water brick layer 8, the haydite layer 9 and the gravel layer 10 of permeating water, and the haydite layer and the gravel layer of permeating water are sealed by the wire net parcel, and the light permeates water the top of filter cavity in the middle of brick layer and the haydite layer of permeating water is installed, and the light permeates water brick layer top surface and interior, the top surface parallel and level of outer wall, and even interval is equipped with upper bearing rod 11 on the horizontal billet of the interior, outer wall that the haydite layer bottom of permeating water corresponds for the bearing permeates water the haydite layer, interior, outer wall even interval is equipped with lower floor's bearing rod 12 on the horizontal billet of bottom, for the bearing gravel layer.

The middle filtering cavity area is provided with a permeable pavement area which can filter large particle impurities in rainwater to prevent the lower layer area from being blocked; the ceramsite district that permeates water can carry out secondary filter to the rainwater fast, can completely cut off the moisture that the heat prevented the water storage district simultaneously and scatter and disappear in sunny day.

The water storage assembly comprises a water storage sponge 13 and a fixing plate 14, the fixing plate is obliquely inserted into the opening of the prefabricated flowerpot, a clamping protrusion is arranged on the fixing plate and is clamped and fixed with a clamping groove 15 (see fig. 5) arranged at the opening, the bottom of the water storage sponge is bonded with the fixing plate, the part extending into the prefabricated flowerpot is wrapped with a permeable membrane and is fixed through a permeable membrane clamp, and the part outside the prefabricated flowerpot extends upwards. The water storage sponge has the osmotic membrane in the inside part of flowerpot, can reduce a large amount of losses of moisture in the water storage sponge, and when moisture was not enough in soil, the moisture in the water storage sponge can get into soil through the osmotic membrane, guarantees the wettability of soil, and moisture content is too high in soil, and unnecessary water can be permeated through the osmotic membrane and store to the sponge.

The rain collecting device is a rain collecting plate 16, one end of the rain collecting plate is inserted into a gap between the light permeable brick layer and the inner and outer wall plates, and the other end of the rain collecting plate is obliquely and upwards arranged, so that the efficiency of collecting rainwater on the periphery of a wall body is greatly improved.

The bottom flow guiding device comprises a water collecting pipe 17 and a flow guiding plate 18, the top of the water collecting pipe is open, the flow guiding plate is arranged in an inclined mode, and two ends of the flow guiding device are connected with the bottom transverse steel bars of the inner wall and the outer wall and the opening edge of the water collecting pipe respectively. When the rainfall was too big, the collector pipe of the inside bottom installation of wall body can be discharged city downspout or the landscape water who closes on through the filterable rainwater of gravel in, and this part rainwater is comparatively clean can dilute the pollutant in the downspout.

As shown in fig. 4, the water storage sponge is a plurality of pieces, the water storage sponge is inserted into the open holes of the prefabricated flower pots at even intervals, the water storage sponge in the upper prefabricated flower pot and the lower prefabricated flower pot in the same vertical direction are staggered in the horizontal direction, and the length of the extending part of the water storage sponge increases progressively from top to bottom. The spacing distance enables each layer of sponge to be contacted by rain.

The length, width and height of the light permeable bricks of the light permeable brick layer are as follows: 400 multiplied by 300 multiplied by 50mm, the thickness of the permeable ceramsite layer is 3-5cm, the particle size of the ceramsite is 1-2cm, the thickness of the gravel layer is 4-6cm, and the particle size of the gravel is 1-2 cm.

When the flowerpot is installed, the ecological walls on the two sides are assembled and fixed, the guide plates, the water collecting pipes and the outer wall are spliced, the flowerpot is fixed on the wall plate to form an internal sandwich area, then the gravel layer, the permeable ceramsite layer, the permeable pavement layer and the rainwater collecting fins are placed from the two sides, the flowerpot is sealed by the environment-friendly plastic shell, and finally the plants in the prefabricated flowerpot are matched and arranged from the aspect of matching aesthetics, so that the effect of being attractive, reasonable and square is achieved visually.

The working principle is as follows: firstly, rainwater is collected through a rainwater collecting plate at the top end of the ecological outer wall, then most particle impurities in the rainwater are filtered out to enter a water permeable ceramsite area through paving of water permeable bricks, the rainwater is secondarily filtered by the water permeable ceramsite area to enter a water storage sponge area, and meanwhile, the water permeable ceramsite and the light ceramsite in the prefabricated wall board can slow down the evaporation of water in the wrapped water storage area; rainwater is absorbed by the multi-layer water storage sponge and water molecules are diffused into the sponge with the permeable membrane, and the content of water in soil is adjusted through unbalanced osmotic pressure at two ends of the permeable membrane; rainwater which is not absorbed by the sponge enters the water collecting pipe through the gravel layer after being filtered again, and finally the water collecting pipe with the slope enables the relatively clear rainwater to enter the nearby landscape water body or the rainwater pipeline of the sponge city, so that the rainwater can be naturally collected and recycled.

The drawings illustrate embodiments of the present invention, but the present invention is not limited to the above embodiments, which are only illustrative and not restrictive, and those skilled in the art can make various modifications without departing from the spirit and scope of the present invention.

Claims

1. an ecological outer wall for urban landscape greening, is characterized in that, comprises inner wall, outer wall, multi-stage filtering mechanism, prefabricated flower pot and rain-collecting and diversion mechanism, and described inner and outer walls are arranged symmetrically at intervals, Both sides are covered and closed by the shell to form a middle filter cavity, the multi-stage filter mechanism is set in the middle filter cavity, the prefabricated flower pot is embedded in the inner and outer walls, and the rain collecting and guiding The mechanism includes a top rain collecting device and a bottom diversion device. The top rain collecting device is installed on the top of the intermediate filter cavity, and the collected rainwater enters the intermediate filter cavity. The bottom diversion device is installed in the middle filter cavity. At the bottom, the collected rainwater is exported to the middle filter cavity.

2. An ecological outer wall for urban landscape greening according to claim 1, wherein the inner wall and the outer wall both comprise a wall frame and a prefabricated wall panel, and the wall frame is composed of uprights on both sides. , The vertical steel bars and the horizontal steel bars are crisscrossed to form a uniform square wall frame, the horizontal steel bars at the bottom and the bottom of the column are spaced apart, and the bottom guide device is installed in the space. The prefabricated wall panels are installed in the square wall frame, the prefabricated wall panels are provided with installation holes, the prefabricated flower pots are embedded in the installation holes, and the prefabricated wall panels are filled with light ceramsite.

3. The ecological exterior wall for urban landscape greening according to claim 2, wherein the prefabricated flower pot is an inverted right-angled trapezoid open box structure, the inclined surface is set forward, and the center of the back is provided with an open box. The water storage component is obliquely inserted into the hole through the opening, and the prefabricated flowerpot is filled with soil to plant green plants.

4. An ecological exterior wall for urban landscape greening according to claim 3, wherein the multi-stage filtering mechanism comprises a light-weight permeable brick layer, a permeable ceramsite layer and a gravel layer, and the permeable ceramic Both the granular layer and the gravel layer are wrapped and closed by the steel mesh, the lightweight permeable brick layer and the permeable ceramsite layer are installed on the top of the intermediate filter cavity, and the top surface of the lightweight permeable brick layer is connected to the top of the inner and outer walls. The surface is flush, and the horizontal steel bars of the inner and outer walls corresponding to the bottom of the permeable ceramsite layer are evenly spaced with upper support rods to support the permeable ceramsite layer. The lower support rods are evenly spaced on the steel bars to support the gravel layer.

5 . The ecological exterior wall for urban landscape greening according to claim 4 , wherein the water storage component comprises a water storage sponge and a fixing plate, and the fixing plate is inserted obliquely into the prefabricated flower pot. 6 . In the opening, the fixing plate is provided with a clamping protrusion, which is engaged with the clamping groove provided at the opening, and the bottom of the water storage sponge is bonded to the fixing plate, and the part extending into the prefabricated flowerpot wraps the permeable membrane, And fixed by the permeable membrane clip, the part outside the prefabricated flowerpot extends upwards.

6 . The ecological exterior wall for urban landscape greening according to claim 5 , wherein the rain collecting device is a rain collecting board, and one end of the rain collecting board is inserted into the light-weight permeable brick layer and the wall. 7 . In the gap between the inner and outer wall panels, the other end is inclined upward.

7 . The ecological exterior wall for urban landscape greening according to claim 6 , wherein the bottom guide device comprises a water collecting pipe and a guide plate, the top of the water collecting pipe is open, and the The plates are arranged obliquely, and the two ends are respectively connected with the bottom transverse steel bars of the inner and outer walls and the opening edges of the water collecting pipes.

8. The ecological exterior wall for urban landscape greening according to claim 5, wherein the water storage sponge is a plurality of pieces, which are inserted into the openings of the prefabricated flowerpot at uniform intervals, and the same The water storage sponges in the upper and lower prefabricated flowerpots in the vertical direction are staggered from each other in the horizontal direction, and the lengths of the extending portions of the water storage sponges increase from top to bottom.

9. The ecological exterior wall for urban landscape greening according to claim 4 or 7, characterized in that the length, width and height of the lightweight permeable bricks of the lightweight permeable brick layer are: 400×300× 50mm, the thickness of the permeable ceramsite layer is 3-5cm, the particle size of the ceramsite is 1-2cm, the thickness of the gravel layer is 4-6cm, and the particle size of the gravel is 1-2cm.

10. The ecological exterior wall for urban landscape greening according to claim 2, wherein the distance ratio between the upper and lower sides of the installation hole and the upper and lower edges of the prefabricated wall panel is 3:1, so The ratio of the length of the opening of the prefabricated flowerpot to the upper edge of the prefabricated flowerpot is 1:1.5, and the height of the opening is 5-7cm.