CN217438968U

CN217438968U - Ecological landscape device

Info

Publication number: CN217438968U
Application number: CN202221099167.4U
Authority: CN
Inventors: 李运国; 谢伟婷; 田俊萍; 邱小飞; 章烨珊
Original assignee: Techand Shanyi Environment Construction Co ltd
Current assignee: Techand Shanyi Environment Construction Co ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-09-16
Anticipated expiration: 2032-05-07

Abstract

The utility model discloses an ecological landscape device relates to environmental protection technical field. The greening structure layer comprises an original slope surface, embedded blind pipes, a grouted rubble framework and a greening structure layer, wherein the embedded blind pipes are laid on the original slope surface, the grouted rubble framework is laid on the original slope surface, the greening structure layer is laid on the original slope surface, and the greening structure layer comprises a fixing net, a geocell, a nutrition base layer, a seed layer and a non-woven fabric layer. This ecological landscape device, pre-buried blind pipe can extract and draw away precipitation seepage, makes self weight and the inside water of basis under the effect of the very big operating pressure on soil horizon in the slope, advances the permeable pipe and leads away, makes the inside interstitial water pressure of slope reduce, can be long-term original structure of maintenance soil inside, and the stone skeleton of thick liquid rubble is then used for supporting domatic soil body that easily produces the swift current slump and reinforcing rock stratum extremely seriously morals and manners take the stability of slope, strengthens the soil body prevention and collapses and slide, promotes the reliability of engineering.

Description

Ecological landscape device

Technical Field

The utility model relates to an environmental protection technical field specifically is an ecological landscape device.

Background

In recent years, with the continuous acceleration of the urbanization process of China, a large amount of slope excavation, backfilling, abandoned waste slag and the like are generated in engineering construction of urban roads, railways, industrial and civil buildings and the like, so that not only is the original vegetation cover layer damaged, but also a large amount of bare wound surfaces of lands are formed, a large amount of large and deep dug pits, high and steep bare rocks, concrete spraying slope surfaces, high and steep retaining walls and the like are generated, the wound surfaces are widely distributed to cause a series of ecological environment problems, and with the increasing importance of the state on the ecological environment, the vegetation recovery technology is suddenly advanced, and the slope ecological restoration engineering is developed and widely applied successively.

Because the ecological protection and slope ecological landscape restoration idea in China starts late, the related restoration technology is still in the development stage, and the related research is lagged, and more problems still exist in the aspects of the slope ecological landscape restoration theory and practice, for example, the slope wound surface has steep gradient, the foreign soil is easy to wash and difficult to stably adhere for a long time, in the area with large rainfall, the engineering wound surface suffers from water impact and infiltration in the slope on one hand, and on the other hand suffers from the harm of rainfall on the surface layer of the slope, so that the bearing capacity of the soil in the slope and the adhesion between the soils are reduced, the self weight of the slope is extruded to water in the foundation and is slowly increased, after long-term accumulation, a large hole is caused in the slope along a certain direction, the hole is slowly enlarged along with the diameter, and then the slope is collapsed and broken.

SUMMERY OF THE UTILITY MODEL

The utility model provides an ecological landscape device to solve the problem in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: an ecological landscape device comprises an original slope surface, embedded blind pipes, a grouted rubble framework and a greening structural layer, wherein the embedded blind pipes are laid on the original slope surface, the grouted rubble framework is laid on the original slope surface, and the greening structural layer is laid on the original slope surface;

the greening structure layer comprises a fixing net, a geocell, a nutrition base layer, a seed layer and a non-woven fabric layer, wherein the geocell is laid on the fixing net, the nutrition base layer is laid in the geocell, the seed layer is laid on the nutrition base layer, and the non-woven fabric layer covers on the seed layer.

Furthermore, a drainage channel is arranged at the slope bottom of the original slope surface, the embedded blind pipe is a soft permeable pipe, and one end of the embedded blind pipe is introduced into the drainage channel.

Furthermore, the grouted rubble frameworks are of arch structures, the distance between every two frameworks is 30-50 cm, and the frameworks are uniformly distributed along the original slope.

Further, the fixing net is arranged on the anchor bolts and is anchored on the original slope surface through the anchor bolts, and the anchor bolts are arranged at intervals of 200 cm.

Further, the thickness of the nutrition base layer is between 7cm and 9cm, and the thickness of the seed layer is between 1.5cm and 2.5 cm.

Furthermore, be provided with the fixed strip on the non-woven fabrics layer, and the fixed strip locking is fixed on the stone masonry skeleton, the fixed strip is arranged at every 500 cm.

Compared with the prior art, the utility model provides an ecological landscape device possesses following beneficial effect:

this ecological landscape device, pre-buried blind pipe can extract and draw away precipitation seepage, makes self weight and the inside water of basis under the effect of the very big operating pressure on soil horizon in the slope, advances the permeable pipe and leads away, makes the inside interstitial water pressure of slope reduce, can be long-term original structure of maintenance soil inside, and the stone skeleton of thick liquid rubble is then used for supporting domatic soil body that easily produces the swift current slump and reinforcing rock stratum extremely seriously morals and manners take the stability of slope, strengthens the soil body prevention and collapses and slide, promotes the reliability of engineering.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial front view of the present invention;

fig. 3 is a schematic view of the greening structure layer of the present invention.

In the figure: 1. an original slope surface; 2. embedding a blind pipe; 3. grouting a rubble framework; 4. a greening structural layer; 5. fixing the net; 6. earthwork standard room; 7. a nutrient substrate; 8. a seed layer; 9. a non-woven fabric layer; 10. a drainage channel; 11. anchoring the bolts; 12. and (4) fixing the strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model discloses an ecological landscape device, including the original slope 1, pre-buried blind pipe 2, grouted sheet stone skeleton 3 and afforestation structural layer 4, pre-buried blind pipe 2 lays on the original slope 1, grouted sheet stone skeleton 3 builds on the original slope 1, afforestation structural layer 4 lays on the original slope 1, pre-buried blind pipe 2 can extract and draw away precipitation seepage, make the slope self weight and the foundation internal water under the effect of the very big operating pressure of soil horizon, advance the permeable pipe and lead away, make the internal interstitial water pressure of slope reduce, can be long-term to maintain the original structure of soil internal, and grouted sheet stone skeleton 3 is then used for supporting the slope and easily produces the soil mass of slumping and reinforcing the stability of rock stratum extremely severe weathering area slope, strengthen the soil mass and prevent the landslide, promote the reliability of engineering;

afforestation structural layer 4 includes fixed network 5, geotechnological check room 6, nutrition basic unit 7, seed layer 8 and non-woven fabrics layer 9, geotechnological check room 6 lays on fixed network 5, nutrition basic unit 7 lays in geotechnological check room 6, seed layer 8 lays on nutrition basic unit 7, non-woven fabrics layer 9 covers on seed layer 8.

Specifically, a drainage channel 10 is arranged at the slope bottom of the original slope surface 1, the embedded blind pipe 2 is a soft permeable pipe, and one end of the embedded blind pipe is introduced into the drainage channel 10.

In this embodiment, the soft pipe that permeates water is with rust-resistant spring coil support body, form the soft structure of high resistance to compression, the non-woven fabrics inside lining filters, make silt particle impurity can not get into intraductally, thereby reach the function of net infiltration, the outer welt of gluing of dacron silk has good hydroscopicity, can collect unnecessary moisture content in the soil body rapidly, the rubber muscle makes pipe wall coating and spring steel ring body become organic an organic whole, it has fine water permeability, permeate water smoothly infiltrates intraductally, and silt particle impurity is blockked outside the pipe, thereby reach the purpose of permeating water, filtering, the drainage is done all the time, it is a novel tubular product that has the effect of back-filtering (drainage), utilize capillary phenomenon and siphon principle, collect water absorption, permeate water, the drainage is as an organic whole, have the pressure that engineering design required, permeate water and the back-filtering effect, the length of pipe that permeates water can be according to the engineering requirement, order according to domatic length or width adoption and install (having fishbone form mode commonly used, Balanced mode and umbrella square, etc.).

Specifically, the grouted rubble frameworks 3 are of an arch structure, the distance between every two frameworks is 30-50 cm, and the frameworks are uniformly distributed along the original slope surface 1.

In this embodiment, the grouted rubble skeleton 3 is used to stabilize the whole slope by local fixation and local soil retaining of the surface and drainage guide.

Specifically, the fixing net 5 is arranged on anchoring bolts 11, the fixing net 5 is anchored on the original slope surface 1 through the anchoring bolts 11, and the anchoring bolts 11 are arranged at intervals of 200 cm.

In this embodiment, the fixed net 5 adopts 14# galvanized wire netting, mesh 50mm, and the overlap joint width between nets is not less than 15cm to with geotechnological rope ligature, guarantee the firm connection between net and the net and control the net unanimous with domatic distance, be favorable to controlling the thickness of wire side substrate mixture unanimous and stable, anchor 11 generally adopts the screw-thread steel of diameter at 12-20mm, its specific model and length can be according to slope topography, landform and geological conditions design and confirm.

Specifically, the thickness of the nutrition base layer 7 is 7cm-9cm, and the thickness of the seed layer 8 is 1.5cm-2.5 cm.

In this embodiment, the nutrition base layer 7 can be selected from a microecological active base material, based on a soil granule remodeling technology, the vegetation soil is sprayed on the slope surface with the galvanized wire netting hung thereon by a spraying machine, the average thickness is 8cm, after the spraying machine and the base material layer are mixed, the conventional grass seed spray-sowing process can be carried out, the grass seeds are sprayed and attached to the slope surface, the spraying thickness is as uniform as possible, and the thickness of 2cm is ensured.

Specifically, the non-woven fabric layer 9 is provided with fixing strips 12, the fixing strips 12 are fixedly locked on the mortar rubble framework 3, and the fixing strips 12 are arranged at intervals of 500 cm.

In the embodiment, after the spraying is finished, the non-woven fabric of 30g/m2 is adopted for covering, the non-woven fabric is fixed by the fixing strip 12, no seam is left, so that grass seeds or materials are prevented from being washed by rainwater, the heat preservation and moisture preservation during the seed germination are realized, the seed germination and growth conditions are observed after the non-woven fabric is covered, and the non-woven fabric can be removed after the grass and shrub grow to 3 cm.

When the method is used, required materials are prepared before construction, a slope surface is cleaned, planning and lofting are carried out, a grouted stone sheet framework 3 is built, a fixing net 5 and a geocell 6 are laid in sequence, plant soil is sprayed on the slope surface with the zinc-plated wire gauze by a spraying machine, the average thickness is 8cm, after a mixed base material layer is sprayed, the conventional grass seed spraying process can be carried out, the plant soil is sprayed and attached to the slope surface, the spraying thickness is as uniform as possible, the thickness of 2cm is guaranteed, after spraying is finished, the plant soil is covered by 30g/m2 non-woven fabric and is fixed by a fixing strip 12, no seam is reserved, so that the grass seeds or the materials are prevented from being washed away by rainwater, heat preservation and moisture preservation during seed germination are realized, after the non-woven fabric is covered, the seed germination and growth conditions are observed, and the non-woven fabric can be removed after the grass and shrubs grow to 3 cm.

In conclusion, the ecological landscape device has the advantages that the embedded blind pipes 2 can extract and draw away precipitation and leakage, so that the self weight of the slope and the water in the foundation can enter the water permeable pipes and be guided away under the action of the great working pressure of the soil layer, the interstitial water pressure in the slope is reduced, the original structure in the soil can be maintained for a long time, the grouted rubble framework 3 is used for supporting the soil body which is easy to slide and collapse on the slope surface and enhancing the stability of the slope in the rock stratum extremely severely weathered zone, the soil body is strengthened to prevent collapse, and the reliability of the engineering is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ecological landscape device, includes former domatic (1), pre-buried blind pipe (2), thick slabstone skeleton (3) and afforestation structural layer (4), its characterized in that: the embedded blind pipes (2) are laid on the original slope surface (1), the grouted rubble frameworks (3) are laid on the original slope surface (1), and the greening structural layer (4) is laid on the original slope surface (1);

afforestation structural layer (4) are including fixed network (5), geotechnological check room (6), nutrition basic unit (7), seed layer (8) and non-woven fabrics layer (9), geotechnological check room (6) are laid on fixed network (5), nutrition basic unit (7) are laid in geotechnological check room (6), seed layer (8) are laid on nutrition basic unit (7), non-woven fabrics layer (9) cover on seed layer (8).

2. The ecological landscape apparatus of claim 1, wherein: the slope bottom of the original slope surface (1) is provided with a drainage channel (10), the embedded blind pipe (2) is a soft water permeable pipe, and one end of the embedded blind pipe is introduced into the drainage channel (10).

3. The ecological landscape apparatus of claim 1, wherein: the mortar stone slab frameworks (3) are of an arch structure, the distance between every two frameworks is 30cm-50cm, and the frameworks are uniformly distributed along the original slope surface (1).

4. The ecological landscape apparatus of claim 1, wherein: the fixing net (5) is arranged on the anchor bolts (11), the fixing net (5) is anchored on the original slope surface (1) through the anchor bolts (11), and the anchor bolts (11) are arranged at intervals of 200 cm.

5. The ecological landscape apparatus of claim 1, wherein: the thickness of the nutrition base layer (7) is between 7cm and 9cm, and the thickness of the seed layer (8) is between 1.5cm and 2.5 cm.

6. The ecological landscape apparatus of claim 1, wherein: the non-woven fabric layer (9) is provided with fixing strips (12), the fixing strips (12) are fixedly locked on the mortar stone skeleton (3), and the fixing strips (12) are arranged at intervals of 500 cm.