CN115075264A - Foundation pit basement fertilizer groove backfilling structure - Google Patents
Foundation pit basement fertilizer groove backfilling structure Download PDFInfo
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- CN115075264A CN115075264A CN202210675012.9A CN202210675012A CN115075264A CN 115075264 A CN115075264 A CN 115075264A CN 202210675012 A CN202210675012 A CN 202210675012A CN 115075264 A CN115075264 A CN 115075264A
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- basement
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- top plate
- foundation pit
- backfill
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 24
- 239000002689 soil Substances 0.000 claims abstract description 75
- 239000007921 spray Substances 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims description 21
- 239000012530 fluid Substances 0.000 claims description 12
- 239000002352 surface water Substances 0.000 abstract description 40
- 238000010276 construction Methods 0.000 abstract description 38
- 239000010410 layer Substances 0.000 description 276
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 239000011241 protective layer Substances 0.000 description 13
- 230000004888 barrier function Effects 0.000 description 12
- 239000003673 groundwater Substances 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/18—Making embankments, e.g. dikes, dams
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/10—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure
- E02D31/12—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure against upward hydraulic pressure
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a foundation pit basement fertilizer groove backfilling structure which solves the technical problem of low construction efficiency in the prior art. The spray anchor support layer is distributed around the basement, the lower impermeable layer, the backfill layer and the upper impermeable layer are arranged between the spray anchor support layer and the basement side wall of the basement and are sequentially distributed from top to bottom, and the top plate is covered with a soil layer; the top plate covering soil layer covers the upper part of the upper impermeable layer and the upper part of the basement top plate. The foundation pit basement fertilizer groove backfill construction speed can be increased, the foundation pit basement fertilizer groove backfill construction progress is guaranteed, the surface water is effectively sealed, the surface water is prevented from permeating the backfill structure, the floating of the basement structure due to seeper is avoided, and meanwhile, the ground surface is prevented from sinking so as to effectively protect the basement structure.
Description
Technical Field
The invention belongs to the technical field of building structures, and particularly relates to a foundation pit basement fertilizer groove backfilling structure.
Background
In the construction process of a foundation pit basement fertilizer groove, the tamping quality of a foundation pit backfill impervious layer does not meet the standard requirement. Because of impervious bed quality is unstable, the surface water of rainy period sees through impervious bed, soaks fertile inslot backfill soil, causes fertile groove backfill structure uneven settlement to appear, simultaneously, fertile inslot ponding when more darker, can form water pressure, and the basement structure can come up, also can cause not equidimension destruction to basement structure roof beam, board, wall, post. The foundation pit basement fertilizer groove backfill impervious layer is mostly backfilled by 3:7 lime soil in the traditional process, so that the construction period is long, and the backfill quality is difficult to guarantee, therefore, plain concrete is adopted for backfilling in some projects for controlling the backfill quality, but the backfilling cost of the plain concrete is high, the strength is also high, and the later-stage maintenance difficulty is increased.
Consequently, design a fertile groove of foundation ditch basement and backfill structure to improve fertile groove of foundation ditch basement and backfill construction speed, guarantee that the fertile groove of foundation ditch basement is backfilled the construction progress, and effectively form to the surface water and seal, prevent that the surface water from permeating backfill structure, thereby stop the basement structure because of permeating ponding come-up, guarantee simultaneously that the earth's surface does not appear sinking in order effectively to protect the basement structure, become the technical problem that technical field technical personnel of the part of an art waited for solution urgently.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a foundation ditch basement fertile groove backfill structure to at least solve above-mentioned some technical problem.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a foundation pit basement fertilizer groove backfill structure comprises a spray anchor support protective layer distributed around a basement, a lower impermeable layer, a backfill layer, an upper impermeable layer and a top plate soil covering layer, wherein the lower impermeable layer, the backfill layer and the upper impermeable layer are arranged between the spray anchor support protective layer and a basement side wall of the basement and are sequentially distributed from top to bottom; the top plate covering soil layer covers the upper part of the upper impermeable layer and the upper part of the basement top plate.
Furthermore, a waterproof protection layer masonry body is built on the outer wall of the basement side wall, and the waterproof protection layer masonry body is connected with the lower-layer waterproof layer and the upper-layer waterproof layer in a sealing mode respectively.
Further, a side wall waterproof layer is arranged on the outer wall of the basement side wall and is in sealing connection with the waterproof protection layer masonry.
Furthermore, a top plate waterproof layer is arranged on the outer wall of the top plate of the basement, and a top plate covering soil layer covers the top plate waterproof layer.
Furthermore, a bottom waterproof layer is arranged on the bottom surface of the basement ground.
Furthermore, the basement structure also comprises a foundation which is positioned at the bottom of the basement and directly built on an undisturbed soil layer, and the bottom waterproof layer is positioned between the ground of the basement and the foundation.
Furthermore, the side wall waterproof layer, the top plate waterproof layer and the bottom surface waterproof layer are sealed and coated on the periphery of the basement.
Furthermore, the lower impervious layer is built by premixed fluid solidified soil.
Furthermore, the upper impervious layer is built by premixed fluid solidified soil.
Furthermore, the backfill layer is built by adopting plain soil.
Compared with the prior art, the invention has the following beneficial effects:
the foundation pit basement fat groove backfilling device is simple in structure, scientific and reasonable in design and convenient to use, can improve foundation pit basement fat groove backfilling construction speed, guarantees foundation pit basement fat groove backfilling construction progress, effectively seals surface water, prevents the surface water from penetrating into a backfilling structure, accordingly prevents the basement structure from floating upwards due to penetrating accumulated water, and meanwhile guarantees that the ground surface does not sink so as to effectively protect the basement structure.
The invention comprises a lower impervious layer, a backfill layer, an upper impervious layer, a top plate soil covering layer, a spray anchor support protective layer, a side wall waterproof layer, a waterproof protective layer masonry, a top plate waterproof layer and a bottom surface waterproof layer, wherein the lower impervious layer and the upper impervious layer are both built by premixed fluid state solidified soil, and the backfill layer is built by plain soil. Therefore, the construction speed of the foundation pit basement fertilizer groove backfilling can be effectively improved, and the foundation pit basement fertilizer groove backfilling construction progress is guaranteed.
The upper and lower parts of the backfill layer are respectively provided with an upper impermeable layer and a lower impermeable layer, and the outer side of the backfill layer is provided with a spray anchor support layer, so that the upper, lower and outer sides of the plain soil backfill layer can be effectively protected, and surface water is prevented from permeating into the plain soil backfill layer from the three directions. The basement side wall outer wall is equipped with lateral wall waterproof layer and waterproof layer brickwork from inside to outside order, and the lateral wall waterproof layer is located between basement side wall outer wall and the waterproof layer brickwork and seals both mutually, and waterproof layer brickwork upper portion and lower part are with upper impermeable layer and lower floor impermeable layer sealing connection respectively, so can effectively stop groundwater from permeating between backfill layer and the basement side wall. So design, can effectively form all-round water proof protection to the backfill layer and seal surface water formation, prevent that surface water from permeating backfill structure to stop basement structure because of infiltration ponding come-up, guarantee simultaneously that the earth's surface does not appear sinking with effective protection basement structure.
According to the invention, the outer wall of the side wall of the basement is provided with the side wall waterproof layer, the bottom surface waterproof layer is arranged at the bottom of the ground of the basement, the outer wall of the top plate of the basement is provided with the top plate waterproof layer, and the side wall waterproof layer, the bottom surface waterproof layer and the top plate waterproof layer can form closed waterproof protection on the periphery of the basement, so that underground water is prevented from permeating into the basement.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-lower impermeable layer, 2-backfill layer, 3-upper impermeable layer, 4-top plate covering soil layer, 5-spray anchor support layer, 6-side wall waterproof layer, 7-waterproof protective layer masonry, 8-basement, 9-basement side wall, 10-basement top plate, 11-top plate waterproof layer, 12-basement ground, 13-bottom surface waterproof layer, 14-foundation and 15-undisturbed soil layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention comprises a lower impervious layer, a backfill layer, an upper impervious layer, a top plate covering soil layer and a spray anchor support protective layer, wherein the lower impervious layer and the upper impervious layer are both built by premixed fluid-state solidified soil, and the backfill layer is built by plain soil. Therefore, the construction speed of the foundation pit basement fertilizer groove backfilling can be effectively improved, and the foundation pit basement fertilizer groove backfilling construction progress is guaranteed.
In this embodiment 2, on the basis of embodiment 1, a more preferable structure of the basement side wall 9 is provided, which specifically includes: waterproof layer brickwork 7 is laid on the outer wall of basement side wall 9, and waterproof layer brickwork 7 is connected with lower floor impervious barrier 1 and upper impervious barrier 3 sealing respectively. So design can prevent effectively that surface water from permeating between backfill layer 2 and basement side wall 9, guarantees basement structure safety.
Embodiment 3, as shown in fig. 1, the foundation pit basement fertile groove backfill structure provided by the invention has the advantages of simple structure, scientific and reasonable design and convenience in use, can improve the foundation pit basement fertile groove backfill construction speed, ensures the foundation pit basement fertile groove backfill construction progress, effectively seals surface water, prevents the surface water from permeating the backfill structure, prevents the basement structure from floating upwards due to seeped water, and simultaneously ensures that the surface does not sink to effectively protect the basement structure. The invention comprises a spray anchor supporting layer 5 distributed around a basement 8, a lower impermeable layer 1, a backfill layer 2, an upper impermeable layer 3 and a top cover soil layer 4 which are arranged between the spray anchor supporting layer 5 and a basement side wall 9 of the basement 8 and are sequentially distributed from top to bottom; the top plate soil covering layer 4 covers the upper part of the upper impermeable layer 3 and the upper part of the basement top plate 10 of the basement 8. Waterproof layer brickwork 7 is built on the outer wall of the basement side wall 9, and the waterproof layer brickwork 7 is connected with the lower waterproof layer 1 and the upper waterproof layer 3 in a sealing mode respectively. A side wall waterproof layer 6 is arranged on the outer wall of the basement side wall 9, and the side wall waterproof layer 6 is connected with the waterproof protection layer masonry 7 in a sealing mode.
This embodiment 3 provides a more preferable structure of the basement side wall 9 on the basis of embodiment 2, and specifically: a side wall waterproof layer 6 is arranged on the outer wall of the basement side wall 9, and the side wall waterproof layer 6 is connected with the waterproof protection layer masonry 7 in a sealing mode. By adopting the design, surface water can be further prevented from permeating between the backfill layer 2 and the side wall 9 of the basement. Simultaneously, 9 outer walls of basement side wall and waterproof layer brickwork 7 are sealed mutually with lateral wall waterproof layer 6, can also prevent that surface water from guaranteeing basement structure safety by infiltration basement side wall 9 between 9 outer walls of basement side wall and the waterproof layer brickwork 7.
In this embodiment 4, on the basis of embodiment 3, a more preferable structure of the basement roof 10 is provided, which specifically includes: the outer wall of the basement top plate 10 is provided with a top plate waterproof layer 11, and a top plate soil covering layer 4 covers the top plate waterproof layer 11. By the design, surface water can be guaranteed to permeate into the basement from the basement top plate 10, and the safety of the basement structure is guaranteed.
In this embodiment 5, on the basis of embodiment 4, a more preferable structure of the basement floor 12 of the basement 8 is provided, which specifically includes: the basement 8 is provided with a bottom waterproof layer 13 on the bottom surface of the basement floor 12. By the design, surface water can be ensured to permeate into the basement from the basement ground 12, and the safety of the basement structure is ensured.
Embodiment 6, as shown in fig. 1, the foundation pit basement fertile groove backfill structure provided by the invention has the advantages of simple structure, scientific and reasonable design and convenience in use, can improve the foundation pit basement fertile groove backfill construction speed, ensures the foundation pit basement fertile groove backfill construction progress, effectively seals surface water, prevents the surface water from permeating the backfill structure, prevents the basement structure from floating upwards due to seeped water, and simultaneously ensures that the surface does not sink to effectively protect the basement structure. The invention comprises a spray anchor supporting layer 5 distributed around a basement 8, a lower impermeable layer 1, a backfill layer 2, an upper impermeable layer 3 and a top cover soil layer 4 which are arranged between the spray anchor supporting layer 5 and a basement side wall 9 of the basement 8 and are sequentially distributed from top to bottom; the top plate soil covering layer 4 covers the upper part of the upper impermeable layer 3 and the upper part of the basement top plate 10 of the basement 8. Waterproof layer brickwork 7 is laid on the outer wall of basement side wall 9, and waterproof layer brickwork 7 is connected with lower floor impervious barrier 1 and upper impervious barrier 3 sealing respectively. Be equipped with one deck lateral wall waterproof layer 6 on the 9 outer walls of basement side wall, lateral wall waterproof layer 6 and waterproof layer brickwork 7 sealing connection. The outer wall of the basement top plate 10 is provided with a top plate waterproof layer 11, and a top plate soil covering layer 4 covers the top plate waterproof layer 11. The basement 8 is provided with a bottom waterproof layer 13 on the bottom surface of the basement floor 12. The basement structure further comprises a foundation 14 which is located at the bottom of the basement 8 and directly built on an undisturbed soil layer 15, and the bottom waterproof layer 13 is located between the basement ground 12 and the foundation 14.
In this embodiment 6, on the basis of embodiment 5, a more preferable structure of the basement 8 is provided, which specifically includes: the basement structure further comprises a foundation 14 which is located at the bottom of the basement 8 and directly built on an undisturbed soil layer 15, and the bottom waterproof layer 13 is located between the basement ground 12 and the foundation 14. By the design, the structural safety of the basement can be effectively guaranteed.
Embodiment 7, as shown in fig. 1, the foundation pit basement fat groove backfilling structure provided by the invention has the advantages of simple structure, scientific and reasonable design and convenience in use, can improve the foundation pit basement fat groove backfilling construction speed, ensures the foundation pit basement fat groove backfilling construction progress, effectively seals surface water, prevents the surface water from permeating the backfilling structure, prevents the basement structure from floating upwards due to seeped water, and simultaneously ensures that the surface does not sink to effectively protect the basement structure. The invention comprises a spray anchor support layer 5 distributed around a basement 8, a lower impermeable layer 1, a backfill layer 2, an upper impermeable layer 3 and a top covering soil layer 4 which are arranged between the spray anchor support layer 5 and a basement side wall 9 of the basement 8 and are sequentially distributed from top to bottom; the top plate soil covering layer 4 covers the upper part of the upper impermeable layer 3 and the upper part of the basement top plate 10 of the basement 8. Waterproof layer brickwork 7 is laid on the outer wall of basement side wall 9, and waterproof layer brickwork 7 is connected with lower floor impervious barrier 1 and upper impervious barrier 3 sealing respectively. A side wall waterproof layer 6 is arranged on the outer wall of the basement side wall 9, and the side wall waterproof layer 6 is connected with the waterproof protection layer masonry 7 in a sealing mode. The outer wall of the basement top plate 10 is provided with a top plate waterproof layer 11, and a top plate soil covering layer 4 covers the top plate waterproof layer 11. The basement 8 is provided with a bottom waterproof layer 13 on the bottom surface of the basement floor 12. The side wall waterproof layer 6, the top plate waterproof layer 11 and the bottom surface waterproof layer 13 are hermetically coated on the periphery of the basement 8.
In this embodiment 7, on the basis of embodiment 5, a more preferable structure of the basement floor 12 of the basement 8 is provided, which specifically includes: the side wall waterproof layer 6, the top plate waterproof layer 11 and the bottom surface waterproof layer 13 are hermetically coated on the periphery of the basement 8. So design, can effectively form sealed with six faces of 8 basement, prevent that surface water from permeating basement 8.
In this embodiment 8, on the basis of embodiment 1, a more preferable structure of the lower impermeable layer 1 is provided, specifically: the lower impervious layer 1 is built by premixed fluid solidified soil. By the design, the sealing performance is good, and the backfill construction speed can be effectively improved.
In this embodiment 9, on the basis of embodiment 1, a more preferable structure of the upper impermeable layer 3 is given, specifically: the lower impervious layer 1 is built by premixed fluid solidified soil. By the design, the sealing performance is good, and the backfill construction speed can be effectively improved.
In this embodiment 10, on the basis of embodiment 1, a more preferable structure of the backfill layer 2 is given, specifically: the backfill layer 2 is built by adopting plain soil. By the design, the sealing performance is good, and the backfill construction speed can be effectively improved.
The invention comprises a lower impervious layer, a backfill layer, an upper impervious layer, a top plate soil covering layer, a spray anchor support protective layer, a side wall waterproof layer, a waterproof protective layer masonry, a top plate waterproof layer and a bottom surface waterproof layer, wherein the lower impervious layer and the upper impervious layer are both built by premixed fluid state solidified soil, and the backfill layer is built by plain soil. Therefore, the construction speed of the foundation pit basement fertilizer groove backfilling can be effectively improved, and the foundation pit basement fertilizer groove backfilling construction progress is guaranteed.
The upper and lower parts of the backfill layer are respectively provided with an upper impermeable layer and a lower impermeable layer, and the outer side of the backfill layer is provided with a spray anchor support layer, so that the upper, lower and outer sides of the plain soil backfill layer can be effectively protected, and surface water is prevented from permeating into the plain soil backfill layer from the three directions. The basement side wall outer wall is equipped with lateral wall waterproof layer and waterproof layer brickwork from inside to outside order, and the lateral wall waterproof layer is located between basement side wall outer wall and the waterproof layer brickwork and seals both mutually, and waterproof layer brickwork upper portion and lower part are with upper impermeable layer and lower floor impermeable layer sealing connection respectively, so can effectively stop groundwater from permeating between backfill layer and the basement side wall. So design, can effectively form all-round water proof protection to the backfill layer and seal surface water formation, prevent that surface water from permeating backfill structure to stop basement structure because of infiltration ponding come-up, guarantee simultaneously that the earth's surface does not appear sinking with effective protection basement structure.
According to the invention, the outer wall of the side wall of the basement is provided with the side wall waterproof layer, the bottom surface waterproof layer is arranged at the bottom of the ground of the basement, the outer wall of the top plate of the basement is provided with the top plate waterproof layer, and the side wall waterproof layer, the bottom surface waterproof layer and the top plate waterproof layer can form closed waterproof protection on the periphery of the basement, so that underground water is prevented from permeating into the basement.
The invention comprises a lower-layer impervious bed 1 of premixed fluid solidified soil, a plain soil backfill layer 2, an upper-layer impervious bed 3 of premixed fluid solidified soil, a top plate covering soil layer 4, a spray anchor support layer 5, a side wall waterproof layer 6 and a waterproof protective layer masonry 7. The lower impervious bed 1 of the premixed flow state solidified soil is tightly connected with the spray anchor support protective layer 5, and the lower impervious bed 1 of the premixed flow state solidified soil is tightly connected with the waterproof protective layer masonry 7, so that the flow of groundwater is effectively prevented; the upper impermeable layer 3 of the premixed flow-state solidified soil is tightly connected with the spray anchor support protective layer 5, and the upper impermeable layer 3 of the premixed flow-state solidified soil is tightly connected with the waterproof protective layer masonry 7, so that surface water is effectively prevented from penetrating through the upper impermeable layer 3 of the premixed flow-state solidified soil.
Finally, it should be noted that: the above embodiments are only preferred embodiments of the present invention to illustrate the technical solutions of the present invention, but not to limit the technical solutions, and certainly not to limit the patent scope of the present invention; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention; that is, the technical problems to be solved by the present invention, which are not substantially changed or supplemented by the spirit and the concept of the main body of the present invention, are still consistent with the present invention and shall be included in the scope of the present invention; in addition, the technical scheme of the invention is directly or indirectly applied to other related technical fields, and the technical scheme is included in the patent protection scope of the invention.
Claims (10)
1. A foundation pit basement fat groove backfilling structure is characterized by comprising a spray anchor supporting layer (5) distributed around a basement (8), a lower impermeable layer (1), a backfilling layer (2) and an upper impermeable layer (3) which are arranged between the spray anchor supporting layer (5) and a basement side wall (9) of the basement (8) and are sequentially distributed from top to bottom, and a top plate covering soil layer (4); the top plate soil covering layer (4) covers the upper part of the upper impermeable layer (3) and the upper part of a basement top plate (10) of the basement (8).
2. A foundation pit basement fertilizer groove backfilling structure according to claim 1, wherein a waterproof protection layer masonry (7) is built on the outer wall of the basement side wall (9), and the waterproof protection layer masonry (7) is respectively connected with the lower waterproof layer (1) and the upper waterproof layer (3) in a sealing manner.
3. The foundation pit basement fertilizer groove backfilling structure according to claim 2, wherein a side wall waterproof layer (6) is arranged on the outer wall of the basement side wall (9), and the side wall waterproof layer (6) is hermetically connected with the waterproof protection layer masonry (7).
4. The foundation pit basement fertilizer groove backfilling structure according to claim 3, wherein a top plate waterproof layer (11) is arranged on the outer wall of the basement top plate (10), and a top plate soil covering layer (4) covers the top plate waterproof layer (11).
5. The foundation pit basement fertilizer groove backfilling structure according to claim 4, wherein a bottom waterproof layer (13) is arranged on the bottom surface of the basement floor (12) of the basement (8).
6. The foundation pit basement fertilizer groove backfilling structure according to claim 5, characterized in that, the foundation (14) is located at the bottom of the basement (8) and directly built on an undisturbed soil layer (15), and the bottom waterproof layer (13) is located between the basement ground (12) and the foundation (14).
7. The foundation pit basement fertilizer groove backfilling structure according to claim 5, wherein the side wall waterproof layer (6), the top plate waterproof layer (11) and the bottom surface waterproof layer (13) are jointly sealed and coated on the periphery of the basement (8).
8. The foundation pit basement fertilizer groove backfill structure according to the claim 1, characterized in that the lower impervious layer (1) is built by premixed fluid solidified soil.
9. The foundation pit basement fertilizer groove backfilling structure according to claim 1, wherein the upper impervious layer (3) is built by premixed fluid solidified soil.
10. The foundation pit basement fertilizer groove backfill structure according to the claim 1, characterized in that the backfill layer (2) is built by adopting plain soil.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210675012.9A CN115075264A (en) | 2022-06-15 | 2022-06-15 | Foundation pit basement fertilizer groove backfilling structure |
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| CN202210675012.9A CN115075264A (en) | 2022-06-15 | 2022-06-15 | Foundation pit basement fertilizer groove backfilling structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506360A (en) * | 2022-10-19 | 2022-12-23 | 中国建筑第八工程局有限公司 | Backfill method for reducing settlement of basement fertilizer tank |
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| US20040083670A1 (en) * | 2002-11-04 | 2004-05-06 | Mcnett Thomas J. | Waterproof sealing system for a building foundation |
| JP2016108815A (en) * | 2014-12-05 | 2016-06-20 | 株式会社ダイフレックス | Waterproof structure and waterproofing method |
| CN207092159U (en) * | 2017-08-25 | 2018-03-13 | 成都市建筑设计研究院 | A kind of swelled ground area basement building float Structure |
| CN208309638U (en) * | 2018-06-12 | 2019-01-01 | 五冶集团上海有限公司 | A kind of outer waterproof construction of underground pipe gallery |
| CN109653247A (en) * | 2019-01-31 | 2019-04-19 | 武汉市市政建设集团有限公司 | A kind of cracking resistance formula underground pipe gallery structure and its construction method |
| CN211285720U (en) * | 2019-05-29 | 2020-08-18 | 中国一冶集团有限公司 | Novel basement waterproof construction |
| CN112726682A (en) * | 2020-12-29 | 2021-04-30 | 中赟国际工程有限公司 | Construction method for preventing water scattering and cracking in combination of high water level area and waterproof curtain |
| CN217734050U (en) * | 2022-06-15 | 2022-11-04 | 中国五冶集团有限公司 | Fertile groove of foundation ditch basement backfills structure |
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| CN115506360A (en) * | 2022-10-19 | 2022-12-23 | 中国建筑第八工程局有限公司 | Backfill method for reducing settlement of basement fertilizer tank |
| CN115506360B (en) * | 2022-10-19 | 2024-01-23 | 中国建筑第八工程局有限公司 | Backfilling method for reducing subsidence of fertilizer tank in basement |
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