CN210900691U - Nursery terrace structure - Google Patents

Abstract

The utility model relates to a nursery terrace structure, it is including the vegetable layer that sets gradually, plant the soil horizon, washing rubble drainage layer, washing rice stone drainage layer, the filter cloth layer, cast-in-place board layer and stratum basale are built, cast-in-place board layer is built for cast-in-place, cast-in-place board of building is sunken to have the catch basin, the filter cloth layer is formed by a plurality of catch basin open-ended filter cloth concatenations of covering, it has the overflow hole to open on the catch basin, overflow hole intercommunication drainage system, it has a plurality of infiltration pipes still to communicate on the catch basin, a plurality of infiltration pipes run through the filter cloth layer, washing rice stone drainage layer, washing rubble drainage layer and planting soil horizon, it has a plurality of through-holes to open on the infiltration pipe, it has the infiltration sponge. The utility model discloses have the effect that is favorable to improving water resource utilization.

Description

Nursery terrace structure

Technical Field

The utility model belongs to the technical field of the technique of terrace structure and specifically relates to a nursery terrace structure is related to.

Background

The nursery land is a fixed forest seedling raising land and is specially used for planting trees or flowers and plants.

The existing nursery land generally comprises a ground base layer, a planting soil layer and a vegetation layer, and as the water storage capacity of the planting soil layer is strong, rainwater is difficult to discharge from the nursery land in heavy rain weather, so that water accumulation often occurs in the planting soil layer, the vegetation layer is easily soaked by water in rainy days, even root rot occurs in roots of vegetation placed in the planting soil layer, and the service life of the vegetation is easily influenced; meanwhile, in dry weather, tap water is needed to irrigate the nursery lands, so that water resources are difficult to reasonably utilize, and therefore, the improvement space is still provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a nursery terrace structure has the advantage that improves the utilization ratio of water resource.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a nursery terrace structure, includes vegetable layer, planting soil horizon, washing rubble drainage layer, washing rice stone drainage layer, filter cloth layer, the cast-in-place board of building that sets gradually, cast-in-place board layer is the cast-in-place board of building, it has the catch basin to pour the board upper pit now, the filter cloth layer is formed by a plurality of catch basin open-ended filter cloth concatenations, it has the overflow hole to open on the catch basin, overflow hole intercommunication drainage system, still the intercommunication has a plurality of infiltration pipes on the catch basin, and is a plurality of the infiltration pipe runs through filter cloth layer, washing rice stone drainage layer, washing rubble drainage layer and planting soil horizon, it has a plurality of through-holes to open on the infiltration pipe, it has the infiltration sponge still to fill in the infiltration pipe.

By adopting the technical scheme, when heavy rain weather occurs, rainwater sequentially penetrates through the vegetation layer, the planting soil layer and the washing crushed stone water filtering layer, the washing rice stone water filtering layer and the filter cloth layer are arranged in the water storage tank side by side to be stored, and when the liquid level in the water storage tank is higher than the height of the overflow hole, water in the water storage tank is discharged to a drainage system outside the nursery through the overflow hole, so that water is not easy to accumulate in the nursery, vegetation is not easy to be soaked by water, and the survival rate of the vegetation is favorably prolonged; simultaneously, the infiltration sponge that water in the catch basin passes through among infiltration pipe and the infiltration pipe permeates to planting soil horizon, is favorable to planting soil horizon and keeps moist all the time to be favorable to reducing the use of irrigation water, and then be favorable to reducing the waste of water resource, make the water resource obtain more abundant utilization.

Set up through the catch basin caves in on the board of pouring now for the level of catch basin is less than the level of pouring now the board, thereby makes ponding in the nursery terrace flow to the catch basin in order to save more easily, is favorable to reducing the condition that ponding appears in the nursery terrace easily, and then makes the life-span of vegetation be difficult to receive the influence more.

Through the setting that is filled with the infiltration sponge in the infiltration pipe for the water storage in the catch basin need not external power and can permeate to the humidity in order to guarantee to plant the soil horizon through the infiltration pipe, is favorable to practicing thrift the power energy.

Through the setting that opens on the infiltration pipe has a plurality of through-holes for the water in the infiltration sponge permeates the humidity in order to keep planting the soil horizon in planting the soil horizon more easily through the through-hole, makes the humidity of planting the soil horizon satisfy the demand that the vegetation grows more easily, thereby is favorable to the vegetation to grow better.

The utility model discloses further set up to: the thickness of the vegetation layer is 10-20mm, the thickness of the planting soil layer is 300mm, the thickness of the water washing gravel water filtering layer and the thickness of the water washing rice stone water filtering layer are both 100mm, the thickness of the filter cloth layer is 1mm, and the thickness of the cast-in-place building plate is 50 mm.

Through adopting above-mentioned technical scheme, through the thickness of controlling each layer of nursery terrace, be favorable to each layer of nursery terrace to mutually support better to be favorable to strengthening the ability of permeating water of nursery terrace when being favorable to improving the bearing capacity of nursery terrace, thereby be difficult to the condition that ponding appears in making the nursery terrace more, make the growth of vegetation be difficult to receive the influence more.

The utility model discloses further set up to: the planting soil layer is filled with soil, and the soil is formed by mixing 50% of river sand with the particle size of 0.2-1mm and 50% of river sand with the particle size of 1-2 mm.

By adopting the technical scheme, 50% of river sand with the particle size of 0.2-1mm and 50% of river sand with the particle size of 1-2mm are mixed to form soil, so that the water permeation speed of the soil is improved, the soil is less prone to water accumulation, and the service life of vegetation is not easily influenced; simultaneously, still be favorable to improving the bearing strength who plants the soil horizon for the nursery terrace is difficult to sink when receiving pressure more.

The utility model discloses further set up to: the planting soil layer is also filled with peat soil, organic fertilizer, slaked lime, base fertilizer and carbofuran, and the pH value of the filler in the planting soil layer is 6.5-7.5.

Through adopting above-mentioned technical scheme, through filling peat soil, fertilizer, slaked lime, base fertilizer and carbofuran in planting the soil horizon to the pH value of the filler in the control planting soil horizon is favorable to planting the soil horizon and provides better growing environment for the vegetation, makes the growth rate of vegetation faster.

The utility model discloses further set up to: the water-washing gravel filter layer is filled with gravel with the particle size of 10-30 mm.

By adopting the technical scheme, the particle size of the crushed stone in the water washing crushed stone water filtering layer is controlled to be 10-30mm, so that the bearing capacity of the water washing crushed stone water filtering layer is enhanced, the water permeability of the water washing crushed stone water filtering layer is enhanced, the nursery terrace is not easy to sink when being stressed, and the nursery terrace is not easy to accumulate water, so that the service life of the vegetation is not easy to influence.

The utility model discloses further set up to: the rice stone water filtering layer is filled with rice stones with the particle size of 8-12 mm.

By adopting the technical scheme, the grain diameter of the rice stones in the washing rice stone water filtering layer is controlled to be 8-12mm, so that the bearing capacity of the washing rice stone water filtering layer is enhanced, the water permeability of the washing rice stone water filtering layer is enhanced, the nursery terrace is not easy to sink when the nursery terrace is stressed, and the nursery terrace is not easy to accumulate water, so that the service life of the vegetation is not easy to influence.

The utility model discloses further set up to: planting grass in planting the soil horizon, it includes grass root, root palpus, grass stem and grass leaf to plant grass, grass root, root palpus and grass stem are all arranged in planting the soil horizon, the grass leaf is arranged in the vegetable layer, grass root and root palpus vertically and horizontally staggered form network structure and grasp the filler in planting the soil horizon with the parcel, the one end that the catch basin was kept away from to the infiltration pipe is not less than 60mm with the distance of planting soil horizon upper surface.

Through adopting above-mentioned technical scheme, through adopting grass root and root palpus vertically and horizontally staggered to grasp the filler in the planting soil horizon with the parcel, and the one end of keeping away from the catch basin through the infiltration pipe simultaneously is not less than 60 mm's setting with the distance of planting soil horizon upper surface, make the top layer accessible of nursery terrace shovel into to planting soil horizon along a certain level in, make grass root and root palpus on this level all be shoveled absolutely, and shovel the lawn in order to make prefabricated grass blanket, thereby when making prefabricated grass blanket need use, only need directly spread prefabricated grass blanket in the place that needs to use, and then make the nursery terrace cultivate the scope of application of the obtained planting grass more extensive.

Fill in the soil horizon of planting is firmly grasped with the parcel through the vertically and horizontally staggered who adopts grass root and root palpus, be favorable to improving the stability of fill in the soil horizon of planting in the prefabricated grass blanket that prefabricated formation, make fill in the soil horizon of planting in the prefabricated grass blanket be difficult to scatter more, thereby be favorable to grass root to be wrapped up all the time in the fill in planting the soil horizon, and then be favorable to planting the grass and draw moisture and nutrient composition from the soil better in order to grow better, be favorable to prolonging the life-span of planting the grass, make the save time extension of prefabricated grass blanket.

Form prefabricated grass blanket through shoveling, the grass root in the planting soil horizon can continue to grow in order to reform the vegetable layer to be favorable to the continuous growth of nursery terrace, be favorable to the cyclic utilization of nursery terrace.

The utility model discloses further set up to: the periphery of the grass root is wrapped with a guide pipe which limits the growth direction of the grass root.

Through adopting above-mentioned technical scheme, have the stand pipe of the growth direction of injecing the grass root through wrapping up in grass root periphery, be favorable to the grass root to grow according to required direction better to be favorable to grass root and root must crisscross the filler that forms network structure in order to grasp planting soil layer better each other, make the stability of the filler in the planting soil layer in the prefabricated grass blanket higher.

The utility model discloses further set up to: the guide pipe is communicated with a plurality of branch pipes, and the length directions of the branch pipes extend along the horizontal direction.

Through adopting above-mentioned technical scheme, the length direction who has a plurality of branch pipes and a plurality of branch pipes through the intercommunication all follows the setting that the horizontal direction extends on the stand pipe, is favorable to the grass root to extend in order to form network better along the horizontal direction to be favorable to grass root and root must grasp the filler in the planting soil layer better, make the life-span after planting grass formation prefabricated grass blanket longer.

The utility model discloses further set up to: the branch pipes are uniformly distributed around the outer wall of the circumference of the guide pipe, and the branch pipes which surround the outer wall of the circumference of the guide pipe to form the same circumference are arranged at the same horizontal height.

Through adopting above-mentioned technical scheme, the circumference outer wall evenly distributed who encircles the stand pipe through a plurality of branch pipes just encircles the circumference outer wall of stand pipe and all arranges the setting on same level in order to form a plurality of branch pipes of same circumference in, be favorable to grass root and root hair to form the network structure on the same level better, thereby be favorable to grass root and root hair to grasp the filler in the planting soil layer better, make the stability of the filler in the planting soil layer improve, and then make the life-span of planting grass after forming prefabricated grass blanket longer.

To sum up, the utility model discloses a beneficial technological effect does:

1. the water storage tank is used for storing the accumulated water in heavy rain, so that the water is not easy to accumulate in the nursery lands, the vegetation is not easy to be soaked by water, the survival rate of the vegetation is favorably prolonged, meanwhile, the water in the water storage tank permeates into the planting soil layer through the water seepage pipe and the water seepage sponge in the water seepage pipe, the planting soil layer is favorably kept moist all the time, and the water resource is more fully utilized;

2. the water storage tank is recessed on the cast-in-place plate, so that the horizontal height of the water storage tank is lower than that of the cast-in-place plate, the situation that water is easy to accumulate on a nursery terrace is reduced, and the service life of vegetation is not easily influenced;

3. the water storage in the water storage tank can permeate into the planting soil layer through the water seepage pipe without external power through the arrangement that the water seepage pipe is filled with water seepage sponge, so that the humidity of the planting soil layer is ensured, and the power energy is saved;

4. through the setting that opens on the infiltration pipe and have a plurality of through-holes for the water in the infiltration sponge permeates to the humidity in order to keep planting the soil horizon in planting the soil horizon through the through-hole more easily, is favorable to the vegetation to grow better.

Drawings

Fig. 1 is a schematic view of the overall structure of the middle nursery terrace structure of the present invention;

fig. 2 is a schematic view of the internal structure of the middle nursery terrace structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure, 1, the vegetation layer; 11. planting grass; 111. grass leaves; 112. grass stems; 113. grass roots; 114. root hair; 12. a guide tube; 121. a water through hole; 122. a branch pipe; 2. planting a soil layer; 3. washing the crushed stone water filtering layer; 4. washing the rice stone water filtering layer; 5. a filter cloth layer; 6. casting a slab layer in situ; 61. a water storage tank; 62. an overflow aperture; 63. a water seepage pipe; 631. water seepage sponge; 632. a through hole; 7. a ground substrate layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a nursery garden terrace structure, including vegetable layer 1, planting soil horizon 2, washing rubble drainage layer 3, washing rice stone drainage layer 4, filter cloth layer 5, cast-in-place plate layer 6 and stratum basale layer 7 that set gradually, stratum basale layer 7 is soft ground.

Referring to fig. 1, the cast-in-place slab-building layer 6 is a cast-in-place slab, the thickness of the cast-in-place slab-building layer 6 is 50mm, a plurality of water storage tanks 61 are sunken in the cast-in-place slab, the cast-in-place slab-building is rectangular, the length directions of the water storage tanks 61 are consistent with the length direction of the cast-in-place slab-building, and the water storage tanks 61 are uniformly distributed along the width direction of the cast-in-place.

Referring to fig. 1, the side walls of the two sides of the water storage tank 61 are inclined towards the bottom wall, overflow holes 62 are formed in the positions, close to the top, of the side walls of the two ends of the water storage tank 61 in the length direction, and the overflow holes 62 are communicated with a drainage system.

Referring to fig. 2, the side walls of the two sides of the water storage tank 61 are also communicated with a plurality of water seepage pipes 63, the water seepage pipes 63 are uniformly distributed along the length direction of the water storage tank 61, and the communication positions of the water seepage pipes 63 and the water storage tank 61 are close to the bottom wall of the water storage tank 61. A plurality of infiltration pipe 63 extend and run through filter cloth layer 5, washing rice stone drainage layer 4, washing rubble drainage layer 3 and plant soil horizon 2 along vertical direction, and in this embodiment, the one end that the infiltration pipe 63 kept away from the catch basin 61 is 60mm with the distance of planting the upper surface of soil horizon 2, and in other embodiments, the one end that the infiltration pipe 63 kept away from the basin still can be 65mm, 70mm, 75mm, 80mm, 85mm or 90mm etc. with the distance of planting the upper surface of soil horizon 2. The infiltration pipe 63 is further filled with infiltration sponge 631, the infiltration sponge 631 is in a compressed state, and the infiltration sponge 631 abuts against the inner wall of the infiltration pipe 63. The wall of the water seepage pipe 63 is provided with a plurality of through holes 632, and the through holes 632 are uniformly distributed on the water seepage pipe 63.

Referring to fig. 1, the filter cloth layer 5 is formed by seamlessly splicing a plurality of filter cloths covering the opening of the water storage tank 61, and the thickness of the filter cloth layer 5 is 1 mm.

Referring to FIG. 1, the water washing rice stone water filtering layer 4 is filled with rice stone with the particle size of 8-12mm, and the thickness of the water washing rice stone water filtering layer 4 is 100 mm.

Referring to fig. 1, the water washing crushed stone water filtering layer 3 is filled with crushed stones with the particle size of 10-30mm, and the thickness of the water washing crushed stone water filtering layer 3 is 100 mm.

Referring to fig. 1, the planting soil layer 2 has a thickness of 300mm, the planting soil layer 2 is filled with soil formed by mixing 50% of river sand with a grain size of 0.2-1mm and 50% of river sand with a grain size of 1-2mm, gaps between the river sands with different grain sizes are filled with peat soil, organic fertilizer, slaked lime, base fertilizer, carbofuran and the like, in the embodiment, the filling in the planting soil layer 2 has a pH of 6.5, and in other embodiments, the filling in the planting soil layer 2 may have a pH of 7 or 7.5 and the like.

Referring to fig. 2 and 3, a plurality of planted grass 11 are also planted in the planted soil layer 2, the planted grass 11 includes grass roots 113, root hairs 114, grass stems 112 and grass leaves 111, the grass roots 113, the root hairs 114 and the grass stems 112 are all placed in the planted soil layer 2, the grass leaves 111 are placed in the vegetation layer 1, and the grass roots 113 and the root hairs 114 are criss-cross to form a net structure to wrap and grasp fillers in the planted soil layer 2. In this embodiment, the thickness of the vegetation layer 1 is 10mm, and in other embodiments, the thickness of the vegetation layer 1 may be 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, or the like.

Referring to fig. 2 and 3, the guide tube 12 for limiting the growth direction of the grass roots 113 is wrapped around the grass roots 113, the guide tube 12 is fixed to one end of the grass stems 112, and the guide tube 12 is formed by rolling newspaper. The length of the guide tube 12 extends in a vertical direction, the length of the guide tube 12 is in the range of 50-250mm, in an embodiment, the length of the guide tube 12 is 50mm, and in other embodiments, the length of the guide tube 12 is 60mm, 70mm, 80mm, 90mm, 100mm, 150mm, 200mm, 250mm, or the like.

Referring to fig. 2 and 3, the guide pipe 12 is further bifurcated with a plurality of branch pipes 122, the plurality of branch pipes 122 are all communicated with the guide pipe 12, the length directions of the plurality of branch pipes 122 all extend along the horizontal direction, and the lengths of the plurality of branch pipes 122 are all within the range of 20-25 mm. The plurality of branch pipes 122 are uniformly distributed along the length direction of the guide pipe 12 while being uniformly distributed around the circumferential outer wall of the guide pipe 12, the plurality of branch pipes 122 which surround the circumferential outer wall of the guide pipe 12 to form the same circumference are all on the same horizontal height, the distance between the adjacent branch pipes 122 distributed along the length direction of the same guide pipe 12 is not more than 10mm, in the embodiment, the distance between the adjacent branch pipes 122 distributed along the length direction of the same guide pipe 12 is 10mm, and in other embodiments, the distance can be 9mm, 8mm, 7mm, 6mm, 5mm and the like.

Referring to fig. 2 and 3, the guide tube 12 is further provided with a plurality of water through holes 121 on the circumferential outer wall thereof, and the plurality of water through holes 121 are uniformly distributed on the guide tube 12.

The implementation principle of the embodiment is as follows:

when heavy rain weather occurs, rainwater sequentially penetrates through the vegetation layer 1, the planting soil layer 2, the water washing gravel water filtering layer 3, the water washing rice stone water filtering layer 4 and the filter cloth layer 5 and is arranged in the water storage tank 61 to be stored, when the liquid level in the water storage tank 61 is higher than the overflow hole 62, water in the water storage tank 61 is discharged into a drainage system through the overflow hole 62, so that water is not easy to accumulate in a nursery terrace, the condition that roots are rotten due to the fact that the roots are soaked by the accumulated water is not easy to occur, and the service life of the planted grass 11 is prolonged; meanwhile, water in the water storage tank 61 permeates into the planting soil layer 2 through the water seepage pipe 63, so that the humidity of the planting soil layer 2 is kept, a better growing environment is provided for planting the grass 11, the use of irrigation water is reduced, and water resources are utilized more fully.

Set up through catch basin 61 caves in on the board of pouring now, make catch basin 61's level be less than the level of pouring now the board, thereby make ponding in the nursery terrace flow to catch basin 61 storage more easily, make the more difficult ponding in the nursery terrace when being favorable to improving the utilization ratio of water resource, and then make 113 grass roots more difficult to appear being soaked by ponding and lead to the condition of mashed root, be favorable to improving the life-span of planting grass 11.

Through the cooperation that adopts infiltration pipe 63 and infiltration sponge 631 for the water in the catch basin 61 can permeate to the humidity of planting soil horizon 2 in order to keep planting soil horizon 2 automatically, thereby makes taking of the water in the catch basin 61 need not plus other power, is favorable to the energy saving.

Through the setting that opens on the infiltration pipe 63 and have a plurality of limbers 121 for the water in the infiltration sponge 631 permeates to planting soil layer 2 through limbers 121 more easily, thereby is favorable to utilizing the water in the catch basin 61 better in order to keep the humidity of planting soil layer 2, makes the planting grass 11 healthily grow better.

Through each layer thickness and the material in the control nursery terrace structure to the size of each layer material of simultaneous control is favorable to mutually supporting between each layer better, thereby is favorable to strengthening the bearing capacity of nursery terrace structure when being favorable to strengthening the ability of permeating water of nursery terrace structure, makes the nursery terrace be difficult to sink when receiving pressure when being difficult to ponding more in the nursery terrace.

The composition of the filler in the planting soil layer 2 and the pH value of the filler are controlled, so that the planting soil layer 2 is favorable for providing a better growth environment for the growth of the planted grass 11, the growth speed of the planted grass 11 is favorably increased, the cultivation period of the planted grass 11 is shortened, and the economic benefit is favorably improved; simultaneously, still be favorable to improving the bearing capacity and the water permeability of planting soil horizon 2 for planting soil horizon 2 makes planting soil horizon 2 be difficult to ponding when receiving pressure to sink more easily, and then makes the life-span of planting grass 11 be difficult to receive the influence more.

Through adopting grass root 113 and root must 114 vertically and horizontally staggered to form network structure in order to grasp the filler in planting soil layer 2, be favorable to improving the stability of the filler in planting soil layer 2, thereby be favorable to shoveling the upper surface of nursery terrace with making prefabricated grass blanket, make the filler in the planting soil layer 2 on the prefabricated grass blanket that makes more be difficult to scatter at the in-process of rolling with the storage, and then be favorable to prolonging the life-span of planting grass 11 behind the prefabricated grass blanket that forms, make the save time extension of prefabricated grass blanket, and simultaneously, make prefabricated grass blanket only need directly spread in the place that needs to use when using, and then make the application scope of cultivating gained planting grass 11 more extensive.

The upper surface of the nursery terrace is shoveled to be made into a prefabricated grass blanket, and the shoveled grass roots 113 can automatically grow new grass roots 113, grass stems 112 and grass leaves 111 again, so that the continuous production of the nursery terrace is facilitated, the utilization rate of the planted grass 11 is improved, and the resources are saved; meanwhile, the method has the advantages of lower cost and simpler operation for obtaining the planted grass 11 again, and is beneficial to improving the economic benefit.

When planting grass 11 for the first time, a template is wrapped by newspaper to be rolled to form a guide pipe 12 and a branch pipe 122, then a pointed cone is used to prick holes on the guide pipe 12 and the branch pipe 122 to form a water through hole 121, then a grass stem 112 is inserted into one end of the guide pipe 12, the guide pipe 12 is fixed to one end of the grass stem 112, and finally the guide pipe 12 is vertically inserted into the planting soil layer 2, and meanwhile, the grass stem 112 is horizontally placed in the planting soil layer 2 to root, prick roots and grow leaves.

In the process of growing the grass stem 112, soil is paved on the upper surface of the planting soil layer 2 every time the grass stem 112 grows 1-2mm long, and the soil is stopped being paved until the grass leaf 111 grows on the grass stem 112. When the grass blades 111 grow to reach the height of 10-20mm and the root depth of the grass roots 113 is larger than 50mm, the grass blades are shoveled into the planting soil layer 2 along a certain horizontal height, so that the grass roots 113 and the root hairs 114 on the horizontal height are shoveled off, the lawn is shoveled to form a prefabricated grass blanket, and finally the prefabricated grass blanket is rolled to form a grass roll for storage. When the prefabricated grass blanket needs to be used, the prefabricated grass blanket is directly paved in a place needing to be used, the construction operation is simple and convenient, and the transplanting period of the prefabricated grass blanket is favorably shortened.

After the upper surface layer of the nursery terrace is shoveled to be made into a prefabricated grass blanket, grass roots 113 to be shoveled continue to take roots and grow leaves gradually, and when grass roots 113 grow 1-2mm grass roots 113 or grass stems 112, soil is paved on the upper surface of the planting soil layer 2 until grass roots 113 grow grass leaves 111, and the soil is stopped being paved. When the grass roots 113 and the grass stems 112 grow to a certain length, the grass roots and the grass stems are shoveled along the nursery terrace to form a prefabricated grass blanket with a certain thickness, and the operations are repeated to realize the cyclic growth of the planted grass 11.

Through the setting of stand pipe 12, be favorable to injecing the direction of growth of grass root 113 to be favorable to the grass root 113 of adjacent grass planting 11 to be better the interlude with the parcel promptly to plant the filler in the soil layer 2, make the filler in the soil layer 2 of planting in the prefabricated grass blanket more be difficult to scatter, thereby be convenient for prefabricated grass blanket wind into the reel in order to be favorable to prolonging the save time of prefabricated grass blanket when preserving.

Through the intercommunication have a plurality of branch pipes 122 that encircle 12 circumference evenly distributed of stand pipe on the stand pipe 12, encircle 12 circumference outer walls and all arrange in same level with a plurality of branch pipes 122 that form same circumference on, and the setting that a plurality of branch pipes 122 all extend along the horizontal direction, be favorable to grass root 113 and the root hair 114 of adjacent planting grass 11 to alternate in same horizontal direction so as to form continuous network structure, thereby be favorable to grass root 113 and root hair 114 to grasp the filler in planting soil layer 2 better, make the filler in planting soil layer 2 in the prefabricated grass blanket more difficult to scatter, thereby be favorable to prolonging the save time of prefabricated grass blanket when being convenient for prefabricated grass blanket to wind into the grass roll in order to preserve.

Through the setting that the interval between the adjacent branch pipe 122 that distributes along the length direction of stand pipe 12 is not more than 10mm, make to contain the horizontal network structure of multilayer more easily in the planting soil layer 2 in the prefabricated grass blanket at least, simultaneously, make the horizontal network structure in the planting soil layer 2 in the prefabricated grass blanket more be close the position that grass root 113 was shoveled off, thereby make the stability of the filler in the planting soil layer 2 in the prefabricated grass blanket higher, make the filler in planting soil layer 2 be difficult to scatter when prefabricated grass blanket rolling becomes the grass roll, and then be favorable to prolonging the life of planting grass 11, make the save time extension of prefabricated grass blanket.

Set up that has a plurality of limbers 121 through opening on the stand pipe 12 for grass root 113 draws moisture and nutrient composition in planting soil layer 2 through limbers 121 more easily, thereby be favorable to planting grass 11 and grow better, simultaneously, grass root 113 still probably stretches out from limbers 121, thereby be favorable to increasing the complicacy degree of complicacy of grass root 113 and root hair 114, make the fixed effect of grass root 113 and root hair 114 to the filler in planting soil layer 2 better, make the filler in planting soil layer 2 be difficult to scatter more.

Roll up the system by the newspaper through stand pipe 12 and form for make stand pipe 12 more easily by the shovel off when stand pipe 12 has certain rigidity with the growth of direction grass root 113, thereby make stand pipe 12 be difficult to influence the preparation of prefabricated grass blanket more, make the preparation of prefabricated grass blanket simpler and more convenient.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (9)

1. A nursery terrace structure which is characterized in that: comprises a vegetable layer (1), a planting soil layer (2), a water-washing crushed stone water filtering layer (3), a water-washing rice stone water filtering layer (4), a filter cloth layer (5), a cast-in-place plate layer (6) and a ground substrate layer (7) which are sequentially arranged, wherein the cast-in-place plate layer (6) is a cast-in-place plate, a water storage tank (61) is sunken in the cast-in-place plate, the filter cloth layer (5) is formed by splicing a plurality of filter cloth covering the opening of the water storage tank (61), an overflow hole (62) is formed in the water storage tank (61), the overflow hole (62) is communicated with a drainage system, a plurality of water seepage pipes (63) are also communicated with the water storage tank (61), the plurality of water seepage pipes (63) penetrate through the filter cloth layer (5), the water-washing rice stone water filtering layer (4), the water-washing crushed stone water filtering layer (3) and the planting soil layer (, the water seepage pipe (63) is also filled with water seepage sponge (631).

2. The nursery terrace structure according to claim 1, wherein: the thickness of the vegetation layer (1) is 10-20mm, the thickness of the planting soil layer (2) is 300mm, the thickness of the water washing gravel water filtering layer (3) and the thickness of the water washing rice stone water filtering layer (4) are both 100mm, the thickness of the filter cloth layer (5) is 1mm, and the thickness of the cast-in-place slab layer (6) is 50 mm.

3. The nursery terrace structure according to claim 1, wherein: and soil is filled in the planting soil layer (2).

4. The nursery terrace structure according to claim 1, wherein: the water washing macadam water filtering layer (3) is filled with macadam with the particle size of 10-30 mm.

5. The nursery terrace structure according to claim 1, wherein: the water washing rice stone water filtering layer (4) is filled with rice stone with the particle size of 8-12 mm.

6. The nursery terrace structure according to any one of claims 1 to 5, wherein: plant grass (11) in planting soil horizon (2), plant grass (11) including grass root (113), root hair (114), grass stem (112) and grass leaf (111), grass root (113), root hair (114) and grass stem (112) all arrange in planting soil horizon (2), grass leaf (111) are arranged in vegetation layer (1), grass root (113) and root hair (114) criss-cross form network structure and grasp the filler in planting soil horizon (2) with the parcel, the one end that reservoir (61) was kept away from in infiltration pipe (63) is not less than 60mm with the distance of planting soil horizon (2) upper surface.

7. The nursery terrace structure according to claim 6, wherein: the periphery of the grass root (113) is wrapped with a guide pipe (12) which limits the growth direction of the grass root (113).

8. The nursery terrace structure according to claim 7, wherein: the guide pipe (12) is communicated with a plurality of branch pipes (122), and the length directions of the branch pipes (122) extend along the horizontal direction.

9. The nursery terrace structure according to claim 8, wherein: the branch pipes (122) are uniformly distributed around the outer wall of the circumference of the guide pipe (12), and the branch pipes (122) which surround the outer wall of the circumference of the guide pipe (12) to form the same circumference are arranged at the same horizontal height.

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