Grass planting brick paving structure with high bearing capacity
By using precast concrete bricks, supporting steel mesh, and crushed stone bedding to strengthen the foundation support in grass paver paving, and by enhancing the stability of grass pavers through positioning rods and permeable holes, the problem of soft foundation was solved, and the bearing capacity and service life were improved.
Patent Information
- Application Number
- CN202520376339.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-05
- Publication Date
- 2026-01-20
- Estimated Expiration
- 2035-03-05
AI Technical Summary
In older residential areas, grass-paved foundations are prone to softening under vehicle pressure, causing the foundation gravel layer to shift, forming pits and accumulating water, thus reducing the load-bearing capacity.
Precast concrete bricks, supporting steel mesh, and crushed stone cushion layer are used to strengthen the foundation support. The stability of the grass pavers is improved by using positioning rods and permeable holes. The grass is planted in planting tubes to enhance the root consolidation effect.
It improves the stability and load-bearing capacity of grass paver paving structures, extends service life, and enhances the long-term performance of the foundation.
Smart Images
Figure CN223813670U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to grass planting brick paving technical field, concretely relates to a grass planting brick paving structure with high bearing capacity. BACKGROUND
[0002] In the process of old community reconstruction, due to the relatively lagged planning at the beginning of old community construction, the supporting congenital deficiency, the limited number of parking spaces and the low greening rate, in order to meet the daily parking needs of residents' motor vehicles and improve the outdoor public area greening rate, the specific construction method of parking space is adjusted in the construction process, grass planting bricks are selected for paving, which has the bearing capacity of long-term parking of motor vehicles and can plant various lawns, and planting lawns in grass planting bricks can also stabilize the soil, prolong the service life, save resources, improve the greening rate of old community and improve the living environment of residents.
[0003] Because the surface of the grass planting brick is used for parking vehicles, it will extrude the foundation, and in the long-term use process, especially after raining, too much rainwater will penetrate into the foundation, which will cause the foundation to become soft, at this time, under the pressure of the vehicle, the gravel cushion layer in the foundation will deviate to both sides, which will cause the surface to have a pit, and the pit will accumulate water for a long time, which will further reduce the bearing capacity of the foundation.
[0004] Therefore, it is necessary to invent a grass planting brick paving structure with high bearing capacity to solve the above problems. CONTENT OF THE UTILITY MODEL
[0005] The utility model aims at providing a grass planting brick paving structure with high bearing capacity to solve the problem that under the pressure of the vehicle, the gravel cushion layer in the foundation will deviate to both sides, which will cause the surface to have a pit, and the pit will accumulate water for a long time, which will further reduce the bearing capacity of the foundation.
[0006] In order to realize the above purpose, the utility model provides the following technical scheme: a grass planting brick paving structure with high bearing capacity, comprising a foundation soil layer and an asphalt pavement, a foundation pit is excavated on the surface of the foundation soil layer at the position of the side of the asphalt pavement, a support structure is arranged in the foundation pit, the support structure comprises a prefabricated concrete brick, a support steel mesh, a gravel cushion layer and a leveling layer, a plurality of groups of grass planting bricks are laid on the upper side of the leveling layer, positioning rods are arranged between every four groups of the grass planting bricks, the positioning rod comprises a planting cylinder, a pressing plate, a plug-in cylinder, a supporting block and a water permeable hole.
[0007] Through the above technical scheme, the prefabricated concrete bricks, the supporting steel mesh and the gravel cushion layer are matched to improve the strength of the foundation, guarantee the supporting force of the foundation, and press the surfaces of the four groups of grass planting bricks in the adjacent four groups of grass planting bricks, improve the stability of the grass planting bricks in the use process, and further improve the bearing capacity of the parking space.
[0008] Optionally, a plurality of groups of prefabricated concrete bricks are arranged in the foundation pit, and a plurality of groups of supporting steel meshes are arranged on the inner bottom wall of the foundation pit at the positions inside the prefabricated concrete bricks.
[0009] Through the above technical scheme, the prefabricated concrete bricks are closely arranged at the edges of the foundation pit, and a plurality of groups of longitudinal prefabricated concrete bricks are arranged on the inner side of the foundation pit, the distance between the left and right groups of prefabricated concrete bricks is the width of a parking space, and the supporting steel mesh is arranged between the left and right groups of prefabricated concrete bricks.
[0010] Optionally, the gravel cushion layer is arranged on the upper side of the supporting steel mesh, the leveling layer is arranged on the upper side of the gravel cushion layer, the thickness of the gravel cushion layer is 150mm-180mm, the maximum particle size is not more than 60mm, the minimum particle size is not more than 0.5mm, the gravel cushion layer is pressed flat and compacted after being laid, and the density reaches more than 95%, the leveling layer is laid by using medium-grained gravel, the particle size is 0.3mm-5mm, and the thickness is 30mm.
[0011] Through the above technical scheme, the gravel cushion layer is arranged on the upper side of the supporting steel mesh between the left and right groups of prefabricated concrete bricks, and is pressed flat and compacted, and the leveling layer is arranged on the upper side of the gravel cushion layer, the prefabricated concrete bricks support the gravel cushion layer on the lower side of the parking space, the gravel cushion layer is prevented from deviating to both sides under long-term extrusion, and the bearing capacity of the parking space is effectively improved.
[0012] Optionally, the ground of the grass planting brick is smeared with cement, and a contraction joint is reserved between the two groups of grass planting bricks.
[0013] Through the above technical scheme, the ground of the grass planting brick is uniformly smeared with cement during the laying process of the grass planting brick, and then the cement is tamped by using a rubber hammer, the stability and structural strength of the grass planting brick are improved after the cement is solidified, and the design of the contraction joint avoids the collapse of the grass planting brick due to thermal expansion.
[0014] Optionally, the planting cylinder is clamped between the four groups of grass planting bricks, four groups of pressing plates are fixedly connected to the side surface of the planting cylinder, and the four groups of pressing plates are clamped on the upper side of the connecting positions of the four groups of grass planting bricks, respectively.
[0015] Optionally, the insertion cylinder is fixedly connected to the lower end of the planting cylinder, and the lower end of the insertion cylinder is chamfered.
[0016] Through adoption of the technical scheme, the plug-in tube is inserted into the inside of the leveling layer and the gravel cushion layer in cooperation with the beveled surface, the planting tube is fixed between the four groups of grass planting bricks, at this time, the four groups of pressing plates are pressed on the upper sides of the connecting joints between the adjacent two groups of grass planting bricks, the edges of the grass planting bricks are pressed, the grass planting bricks are prevented from being warped, the stability of the grass planting bricks during use is improved, and the grass seeds can be sprinkled in the inside of the planting tube for planting.
[0017] Optionally, a plurality of support blocks are fixedly connected to the side surface of the plug-in tube, and the support blocks are inverted triangular.
[0018] Optionally, a plurality of water permeable holes are formed in the side surface of the plug-in tube.
[0019] Through adoption of the technical scheme, in the growth process of the green plants in the inside of the planting tube, the roots of the green plants are inserted into the inside of the gravel cushion layer through the plurality of water permeable holes, the firmness of the connection between the plug-in tube and the gravel cushion layer is improved, the stability of the plug-in tube is further improved, and the longer the time is, the more developed the roots of the green plants are, and the stability of the green plants is gradually increased.
[0020] In the technical scheme, the technical effects and advantages of the utility model are as follows:
[0021] 1. The utility model discloses a precast concrete brick, support steel mesh, gravel cushion cooperate and improve the strength of foundation, guarantee the support force of foundation, and cooperate with a plurality of positioning insertion rods, press the surface of adjacent four groups of grass planting bricks, improve the stability of grass planting brick during use, further improve the bearing capacity of parking space.
[0022] 2. The utility model discloses that the green plants are planted in the inside of the planting tube, in the growth process of the green plants in the inside of the planting tube, the roots of the green plants are inserted into the inside of the gravel cushion layer through the plurality of water permeable holes, the firmness of the connection between the plug-in tube and the gravel cushion layer is improved, the stability of the plug-in tube is further improved, and the longer the time is, the more developed the roots of the green plants are, and the stability of the green plants is gradually increased, guaranteeing the bearing capacity of the base layer and the surface layer during long-time use. DRAWINGS
[0023] Figure 1 It is the whole structure schematic diagram of the utility model;
[0024] Figure 2 It is the inside structure schematic diagram of the foundation pit of the utility model;
[0025] Figure 3 It is the structure schematic diagram of the grass planting brick of the utility model;
[0026] Figure 4 It is the structure schematic diagram of the positioning insertion rod of the utility model.
[0027] DRAWINGS
[0028] 1, base soil layer; 11, foundation pit; 12, prefabricated concrete brick; 13, support steel mesh; 14, gravel cushion; 15, leveling layer; 16, grass planting brick; 17, contraction joint; 2, positioning rod; 21, planting tube; 22, pressing plate; 23, splicing tube; 24, support block; 25, water permeable hole; 3, asphalt pavement. DETAILED DESCRIPTION
[0029] In order to make the technical personnel in the art better understand the technical scheme of the utility model, the utility model will be further described in detail below with reference to the drawings.
[0030] The utility model provides a kind of grass planting brick paving structure with high bearing capacity as shown in Figures 1 to 3 The utility model provides a kind of grass planting brick paving structure with high bearing capacity as shown in The inside of foundation pit 11 is provided with support structure, and support structure includes prefabricated concrete brick 12, support steel mesh 13, gravel cushion 14 and leveling layer 15, the upper side of leveling layer 15 is paved with multiple groups of grass planting brick 16, the ground of grass planting brick 16 is daubed with cement, and contraction joint 17 is reserved between adjacent two groups of grass planting brick 16, the inside of foundation pit 11 is provided with multiple groups of prefabricated concrete brick 12, multiple groups of support steel mesh 13 are paved in the bottom wall inside of foundation pit 11 at the position of prefabricated concrete brick 12 inside, gravel cushion 14 is paved on the upper side of support steel mesh 13, leveling layer 15 is paved on the upper side of gravel cushion 14, the thickness of gravel cushion 14 is 150mm-180mm, maximum particle size is not more than 60mm, minimum particle size is not more than 0.5mm, is pressed flat and compacted after paving, and density reaches more than 95%, leveling layer 15 uses medium-grained sandstone paving, particle size is 0.3mm-5mm, thickness is 30mm, is pressed flat and compacted after paving.
[0031] Wherein, in the process of paving, first excavate the foundation pit 11 on the side of the base soil layer 1 close to the asphalt pavement 3, and clean and level the inner wall of the foundation pit 11, then tamp the inner bottom wall of the foundation pit 11, the length and width of the foundation pit 11 are greater than the length and width of the parking space planning, then place a plurality of groups of precast concrete bricks 12 inside the foundation pit 11, the precast concrete bricks 12 are connected and fixed by cement, the precast concrete bricks 12 enclose a plurality of rectangular frames inside the foundation pit 11, the length and width of the rectangular frame are the length and width of a single parking space, then lay a support steel mesh 13 in the rectangular frame enclosed by the precast concrete bricks 12, then lay a gravel cushion 14 on the surface of the support steel mesh 13, at the same time, fill the soil between the precast concrete bricks 12 and the side wall of the foundation pit 11, and tamp the soil and the inner gravel cushion 14 at the same time, then lay a leveling layer 15 on the surface of the gravel cushion 14, hang a line on the surface of the leveling layer 15 after laying, then lay the grass planting bricks 16, fill the flower soil in the planting groove of the grass planting bricks 16 after laying, then sprinkle the grass seeds in it, the flower soil is made of coarse sand and nutrient soil mixed in a ratio of 1:1.
[0032] Referring to Figure 1 , Figure 3 and Figure 4 , the adjacent four groups of grass planting bricks 16 are provided with positioning insertion rods 2, the positioning insertion rod 2 comprises a planting cylinder 21, a pressing plate 22, an insertion cylinder 23, a supporting block 24 and a water permeable hole 25, the planting cylinder 21 is clamped between the four groups of grass planting bricks 16, the side surface of the planting cylinder 21 is fixedly connected with four groups of pressing plates 22, the four groups of pressing plates 22 are clamped on the upper side of the connecting part of the four groups of grass planting bricks 16 respectively, the lower end of the insertion cylinder 23 is fixedly connected with the planting cylinder 21, the lower end of the insertion cylinder 23 is chamfered, the side surface of the insertion cylinder 23 is fixedly connected with a plurality of supporting blocks 24, the supporting block 24 is inverted triangular, and the side surface of the insertion cylinder 23 is provided with a plurality of water permeable holes 25.
[0033] In addition, after laying the grass planting bricks 16, first insert the positioning insertion rod 2 between the adjacent four groups of grass planting bricks 16, insert the insertion cylinder 23 into the inside of the leveling layer 15 and the gravel cushion 14 through the cooperation of the lower inclined surface, fix the planting cylinder 21 in the planting groove between the adjacent four groups of grass planting bricks 16, and make the four groups of pressing plates 22 press on the upper side of the connecting seam of the adjacent two groups of grass planting bricks 16, press the edge of the grass planting brick 16, improve the stability of the grass planting brick 16, avoid the grass planting brick 16 from being warped during pressing, improve the stability of the grass planting brick 16 during use, at the same time, under the action of the plurality of supporting blocks 24, effectively improve the stability of the positioning insertion rod 2, and in the long-term use process, the plant roots will penetrate through the water permeable hole 25 and enter the inside of the gravel cushion 14 and the inside of the bottom soil, further improve the stability of the positioning insertion rod 2, and then improve the fixing strength of the grass planting brick 16, improve the stability of the grass planting brick 16.
[0034] The construction key points that need to be supplemented: according to the final construction scheme after confirmation, firstly, the excavation construction of the parking space area foundation is carried out and the earthwork is cleaned, after the excavation construction is completed, the acceptance work of the elevation and the boundary line is carried out, the excavation elevation and the boundary line composite requirements are ensured, after the acceptance is qualified, the leveling and compaction are carried out, the compaction coefficient is greater than 0.93, before the construction is carried out, the underground pipeline in the construction area is explored, if there is no underground pipeline, the construction can be organized with confidence, if there is the pipeline underground after the exploration, the construction process must be doubly careful, the damage to the existing underground pipeline is avoided, the grass bricks 16 must be carried lightly, the corner damage and breakage are prevented, according to the construction drawing, the specification and the measured site, the layout sample drawing is drawn, then the on-site control line is popped, the bricks are arranged in the longitudinal and transverse directions on the ground, the joint width is according to the design requirement, when the edge is not integrated with the brick size, the size is measured, the integrated brick is cut into the edge brick. After the brick arrangement is determined, the square ruler is used to rule, every 3-5 bricks are popped in the longitudinal line or the diagonal line on the combination layer, the paving is ensured to be flat and dense. After every construction section is paved, the spray bottle is used to spray the wine, after about 15 minutes, the rubber hammer and the hard wood board are used to hammer and beat according to the paving order, and the process is not missed. The straight ruler is used to find the slope while compacting, after the compaction, the through line is pulled, the vertical joint is followed by the horizontal joint, the joint is adjusted, the joint is straight and penetrates. After the joint is adjusted, the leather hammer and the hard wood board are used to beat, the damaged bricks are replaced, immediately, the mortar in the joint or the mortar on the hard wood board is wiped off, from the paving mortar to the flattening and adjusting of the joint, the continuous operation must be completed for 5-6 hours at room temperature, after the ground bricks are paved, the joint is cleaned, is wetted with water, is daubed with the 1:1 water sand, is embedded and compacted, is flattened, then the planting soil that is sieved is filled in the hole of the grass brick 16, the grass seeds are arranged in the hole, and the planting soil is compacted, the continuous watering is maintained for more than 7 days.
[0035] The utility model works principle: prefabricated concrete brick 12, support steel mesh 13, gravel cushion 14 cooperate to improve the strength of foundation, guarantee the support force of foundation, cooperate multiple positioning insertion rod 2 simultaneously, press the surface of adjacent four groups of grass brick 16, improve the stability of grass brick 16 in the use process, further improve the bearing capacity of parking space, through the green plant in the inside of planting cylinder 21, the green plant in the inside of planting cylinder 21 is in the process of growth, the root of green plant will be inserted into the inside of gravel cushion 14 through multiple water permeable hole 25, improve the fastness of the connection of insertion cylinder 23 and gravel cushion 14, further improve the stability of insertion cylinder 23, and with time is longer, the root of green plant is more developed, its stability also will gradually increase, guarantee the bearing capacity of parking base layer and surface layer in the long time use process.
[0036] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.
Claims
1. A grass-planting brick paving structure with high load-bearing capacity, comprising a base soil layer (1) and an asphalt pavement (3), characterized in that: The surface of the base soil layer (1) is excavated with a foundation pit (11) at the side of the asphalt pavement (3), the inside of the foundation pit (11) is provided with a support structure, the support structure includes precast concrete bricks (12), support steel mesh (13), gravel cushion (14) and leveling layer (15), the upper side of the leveling layer (15) is paved with multiple groups of grass planting bricks (16), four adjacent groups of the grass planting bricks (16) are provided with positioning insertion rods (2), the positioning insertion rod (2) includes planting cylinder (21), pressing plate (22), insertion cylinder (23), supporting block (24) and water permeable hole (25).
2. The grass-planting brick paving structure with high load-carrying capacity according to claim 1, characterized in that: The inside of the foundation pit (11) is provided with multiple groups of precast concrete bricks (12), the inside bottom wall of the foundation pit (11) is paved with multiple groups of support steel mesh (13) at the inside of the precast concrete bricks (12).
3. The grass-planting brick paving structure with high load-carrying capacity according to claim 1, characterized in that: The gravel cushion (14) is paved on the upper side of the support steel mesh (13), the leveling layer (15) is paved on the upper side of the gravel cushion (14), the thickness of the gravel cushion (14) is 150mm-180mm, the maximum particle size is not more than 60mm, the minimum particle size is not more than 0.5mm, after paving, pressing and compacting, the density reaches more than 95%, the leveling layer (15) is paved with medium-grained sand and gravel, the particle size is 0.3mm-5mm, the thickness is 30mm, and after paving, pressing and compacting.
4. The grass-planted brick paving structure with high load-carrying capacity according to claim 1, characterized in that: The ground of the grass planting brick (16) is smeared with cement, and shrinkage joints (17) are reserved between adjacent two groups of the grass planting bricks (16).
5. The grass-planted brick paving structure with high load-carrying capacity according to claim 1, characterized in that: The planting cylinder (21) is clamped between four groups of grass planting bricks (16), and the side surface of the planting cylinder (21) is fixedly connected with four groups of pressing plates (22), and the four groups of pressing plates (22) are clamped on the upper side of the connecting portion of the four groups of grass planting bricks (16) respectively.
6. The grass-planted brick paving structure with high load-carrying capacity according to claim 1, characterized in that: The lower end of the insertion cylinder (23) is fixedly connected with the lower end of the planting cylinder (21), and the lower end of the insertion cylinder (23) is chamfered.
7. The grass-planted brick paving structure with high load-carrying capacity according to claim 1, characterized in that: The side surface of the insertion cylinder (23) is fixedly connected with multiple groups of supporting blocks (24), and the supporting block (24) is in inverted triangular shape.
8. The grass-planted brick paving structure with high load-carrying capacity according to claim 7, characterized in that: Multiple groups of water permeable holes (25) are arranged on the side surface of the insertion cylinder (23).