CN211735543U - Underground building anti-floating control device - Google Patents
Underground building anti-floating control device Download PDFInfo
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- CN211735543U CN211735543U CN202020092046.1U CN202020092046U CN211735543U CN 211735543 U CN211735543 U CN 211735543U CN 202020092046 U CN202020092046 U CN 202020092046U CN 211735543 U CN211735543 U CN 211735543U
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Abstract
The utility model provides an anti controlling means that floats of underground structure belongs to the building structure field. The concrete foundation structure comprises an anti-floating steel cylinder pile foundation, an underground structure top plate, an underground structure side wall, an underground structure bottom plate, a concrete cushion layer, an anti-floating mortise, a concrete supporting cutoff wall, a convex body clamping end, connecting steel bars, stirrup connecting pieces, a permeable sand layer, an overflow pipe, a water collecting well, a cement paste bottom consolidation body, steel bars, a steel structure bearing and fixing body, an anchor head anchoring end, an upper sealing steel plate, a waveform supporting energy consumption steel cylinder, a cement paste reserved steel cylinder, a lower sealing steel plate and an energy consumption cushion block; the beneficial effects overall structure design of the utility model can guarantee when the water level descends, provide enough bearing capacity, bear the weight of the fixed body through reinforcing bar, steel and be connected underground structure and anti floating steel cylinder pile foundation and can guarantee to provide enough anti pulling force that floats when the water level rises, make the durability design of anti floating system can guarantee.
Description
Technical Field
The utility model belongs to the building structure field especially relates to an anti controlling means that floats of underground structure.
Background
With the full development of underground space development and utilization, underground buildings have been widely used. In the areas with high ground water level, the floating force generated by ground water is large, and the anti-floating problem of underground buildings becomes a problem that the underground structure and the buildings need to be controlled in the design and construction process. The anti-floating design usually adopts a method of resisting the buoyancy of underground water together through the self weight of the structure, the upper load of a building and certain anti-floating measures, but when a local impervious layer is affected by sudden rainstorm or terrain, the floating risk coefficient of the structure is increased, and the general floating reduction measures are seriously tested, so that certain measures are necessary to properly increase the anti-floating safety coefficient of the underground structure, and unnecessary loss is avoided. For the traditional anti-floating scheme, anti-floating checking calculation is required, and corresponding counter measures are adopted. Carry out the transformation of anti superficial scheme to existing underground structure, can produce the chisel of some concrete on the one hand and remove and the bar planting of reinforcing bar, all have great influence to the durability design of underground structure system and the wholeness of outsourcing waterproof layer, on the other hand to a great extent influences the construction period, increases manpower, material resources and financial resources, and current utility model's anti superficial system has certain limitation, vertical overall stability when the system can not guarantee the come-up. Therefore, need urgently to need utility model an anti floating control structure, can provide better overall stability to limit the come-up in safety range, do not cause harm to underground structure, consequently, the anti floating structure in underground at present stage needs provide the pulling force that increases gradually when the water level comes up, when the water level descends, can provide the bearing capacity that accords with the demand, reduces the loss, brings the assurance for people's the lives and property, reduces the incidence of accident.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem that exists, the utility model provides an anti controlling means that floats of underground structure, overall structure design can guarantee when the water level descends, provides enough bearing capacity, bears the fixed body through reinforcing bar, steel structure and is connected the tensile force that can guarantee to provide enough anti floating when the water level rises to underground structure and anti steel cylinder pile foundation that floats, makes the durability design of anti floating system can guarantee.
In order to realize the purpose, the utility model discloses a technical scheme be:
an anti-floating control device for an underground building comprises an anti-floating steel cylinder pile foundation, an underground structure top plate, an underground structure side wall, an underground structure bottom plate, a concrete cushion layer, an anti-floating tenon groove, a concrete supporting cutoff wall, a convex body clamping end, a connecting steel bar, a stirrup connecting piece, a permeable sand layer, an overflow pipe, a water collecting well, a cement paste bottom consolidation body, a steel bar, a steel structure bearing fixing body, an anchor head anchoring end, an upper sealing steel plate, a waveform supporting energy consumption steel cylinder, a cement paste reserved steel cylinder, a lower sealing steel plate and an energy consumption cushion block; in the structure of the anti-floating control device for the underground building, an underground structure side wall is installed on the side face of an underground structure bottom plate, an underground structure top plate is arranged at the top of the underground structure side wall, a concrete cushion is arranged on the lower portion of the underground structure bottom plate, L-shaped anti-floating tenon grooves are formed in two sides below the concrete cushion, concrete supporting cutoff walls are arranged on two sides below the concrete cushion and used as supports, convex body clamping ends are arranged above the concrete supporting cutoff walls, and the convex body clamping ends are inserted into the anti-floating tenon grooves to form an L-shaped meshed anti-floating combined structure; arranging a plurality of connecting steel bars in the underground structure bottom plate and the concrete cushion, and adopting a stirrup connecting piece to anchor and connect the connecting steel bars; the concrete pad layer is characterized in that a plurality of anti-floating steel cylinder pile foundations are arranged below the concrete pad layer and between the two concrete support cut-off walls, the upper half part of each anti-floating steel cylinder pile foundation is a waveform support energy-consuming steel cylinder, the lower half part of each anti-floating steel cylinder pile foundation is a cement paste reserved steel cylinder, an upper sealing steel plate is arranged above the waveform support energy-consuming steel cylinder, a lower sealing steel plate is arranged below the cement paste reserved steel cylinder, an energy-consuming cushion block is arranged between the concrete pad layer and the upper sealing steel plate, a plurality of steel bars are arranged to penetrate through the underground structure bottom plate, the concrete pad layer, the upper sealing steel plate and the energy-consuming cushion block, the lower parts of the steel bars are arranged in the anti-floating steel cylinder pile foundations, the steel bars are anchored with the underground structure bottom plate through; between two concrete support cut-off walls, the inside sand layer that permeates water that sets up of wave form support power consumption steel cylinder, reserve the inside grout bottom consolidation body that sets up of steel cylinder at grout, set up a plurality of steel structures on the reinforcing bar in the steel cylinder is reserved to grout and bear the weight of the fixed body, the sump pit sets up the position that is less than the concrete pad layer in the outside of concrete support cut-off wall, set up the overflow pipe and pass the concrete support cut-off wall, the one end of overflow pipe and the sand layer intercommunication that permeates water, one end and sump pit intercommunication.
Furthermore, the upper sealing steel plate and the wave-shaped supporting energy-consumption steel cylinder are made of low-yield-point steel plates.
Furthermore, the energy dissipation cushion block is made of elastic energy dissipation materials.
Furthermore, the concrete cushion layer and the concrete supporting cut-off wall are made of waterproof concrete.
Furthermore, the outer surface of the steel bar is brushed with an anti-corrosion coating.
The utility model has the advantages of effect:
the utility model has the advantages of limiting the buoyancy of underground water, carrying out continuous precipitation by connecting the permeable sand layer and the water collecting well, reducing the occurrence of accidental increase of underground water, enabling the arranged wave form to support the vibration energy transmitted from the dynamic load and the static load of the ground to the underground structure, realizing the shock insulation effect, ensuring enough bearing capacity when the water level is lowered by the design of the whole structure, ensuring enough anti-floating tension when the water level is raised by connecting the underground structure and the pile foundation of the anti-floating steel cylinder through the steel bar and the steel structure bearing fixing body, increasing the dead weight of the underground structure on the one hand, improving the anti-floating capacity on the other hand, enhancing the occluding force of the steel bar and the bottom fixing body by the steel structure bearing fixing body, also improving the anti-floating capacity, ensuring the durability design of the anti-floating system, reduce underground structure and use later stage maintenance cost, avoid because come from the effect of groundwater buoyancy and cause underground structure to appear the accident, have very strong practicality and extensive suitability.
Drawings
Fig. 1 is the section schematic diagram of the anti-floating control device of the underground building of the utility model.
Fig. 2 is a schematic diagram of an anti-floating steel cylinder pile foundation.
In the figure: 1 is an anti-floating steel cylinder pile foundation; 2 is an underground structure top plate; 3, an underground structure side wall; 4 is an underground structure bottom plate; 5 is a concrete cushion; 6 is an anti-floating mortise; 7 is a concrete supporting cut-off wall; 8 is a convex body clamping end; 9 is a connecting steel bar; 10 is a stirrup connecting piece; 11 is a permeable sand layer; 12 is an overflow pipe; 13 is a water collecting well; 14 is a cement slurry bottom consolidation body; 15 is a reinforcing steel bar; 16 is a steel bearing and fixing body; 17 is an anchor head anchoring end; 18 is an upper sealing steel plate; 19 is a wave-shaped supporting energy-consuming steel cylinder; 20 reserving a steel cylinder for cement paste; 21 is a lower seal steel plate; and 22 are energy dissipation cushion blocks.
Detailed Description
For further explanation of the present invention, the following detailed description of the present invention is provided with reference to the drawings and examples, which should not be construed as limiting the scope of the present invention.
An anti-floating control device for an underground building is disclosed, as shown in fig. 1-2, and comprises an anti-floating steel cylinder pile foundation 1, an underground structure top plate 2, an underground structure side wall 3, an underground structure bottom plate 4, a concrete cushion layer 5, an anti-floating mortise 6, a concrete supporting cutoff wall 7, a convex body clamping end 8, a connecting steel bar 9, a stirrup connecting piece 10, a permeable sand layer 11, an overflow pipe 12, a water collecting well 13, a cement slurry bottom fixing body 14, a steel bar 15, a steel structure bearing fixing body 16, an anchor head anchoring end 17, an upper sealing steel plate 18, a waveform supporting energy-dissipating steel cylinder 19, a cement slurry reserved steel cylinder 20, a lower sealing steel plate 21 and an energy-dissipating cushion block 22; in the structure of the underground structure anti-floating control device, an underground structure side wall 3 is installed on the side surface of an underground structure bottom plate 4, an underground structure top plate 2 is arranged at the top of the underground structure side wall 3, a concrete cushion layer 5 is arranged at the lower part of the underground structure bottom plate 4, L-shaped anti-floating tenon grooves 6 are arranged at two sides below the concrete cushion layer 5, concrete supporting cutoff walls 7 are arranged at two sides below the concrete cushion layer 5 as supports, convex body clamping ends 8 are arranged above the concrete supporting cutoff walls 7, the convex body clamping ends 8 are inserted into the anti-floating tenon grooves 6 to form an L-shaped occluded anti-floating combined structure, a plurality of connecting steel bars 9 are arranged in the underground structure bottom plate 4 and the concrete cushion layer 5, stirrup connecting pieces 10 are adopted to anchor the connecting steel bars 9, a plurality of anti-floating steel cylinders 1 are arranged below the concrete cushion layer 5 and between the two concrete supporting cutoff walls 7, the upper half part of the anti-floating steel cylinder pile foundation 1 is a wave-shaped supporting energy-consuming steel cylinder 19, the lower half part is a cement paste reserved steel cylinder 20, an upper sealing steel plate 18 is arranged above the wave-shaped supporting energy-consuming steel cylinder 19, a lower sealing steel plate 21 is arranged below the cement paste reserved steel cylinder 20, an energy-consuming cushion block 22 is arranged between a concrete cushion layer 5 and the upper sealing steel plate 18, a plurality of steel bars 15 are arranged to penetrate through an underground structure bottom plate 4, the concrete cushion layer 5, the upper sealing steel plate 18 and the energy-consuming cushion block 22, the lower part of each steel bar 15 is arranged in the anti-floating steel cylinder pile foundation 1, each steel bar 15 is anchored with the underground structure bottom plate 4 through an anchor head anchoring end 17 arranged above, the anchor head anchoring end 17 is positioned on the upper surface of the underground structure bottom plate 4, a permeable sand layer 11 is arranged between two concrete supporting cutoff walls 7 and inside the wave-shaped supporting energy-consuming steel cylinder 19, a cement paste bottom, the concrete supporting and intercepting wall is characterized in that a plurality of steel structure bearing fixing bodies 16 are arranged on reinforcing steel bars 15 in the cement paste reserved steel cylinders 20, the water collecting well 13 is arranged at a position, lower than the concrete cushion 5, on the outer side of the concrete supporting and intercepting wall 7, an overflow pipe 12 is arranged to penetrate through the concrete supporting and intercepting wall 7, one end of the overflow pipe 12 is communicated with the permeable sand layer 11, and the other end of the overflow pipe is communicated with the water collecting well 13.
The upper sealing steel plate 18 and the wave-shaped supporting energy consumption steel cylinder 19 are made of low-yield-point steel plates; the energy dissipation cushion block 22 is made of elastic energy dissipation materials; the concrete cushion 5 and the concrete supporting cutoff wall 7 are made of waterproof concrete; the outer surface of the steel bar 15 is brushed with an anti-corrosion coating.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides an anti controlling means that floats of underground construction, including anti steel cylinder pile foundation (1), underground structure roof (2), underground structure side wall (3), underground structure bottom plate (4), concrete bed course (5), anti mortise (6), concrete support cut-off wall (7), convex body card end (8), connecting reinforcement (9), stirrup connecting piece (10), sand layer (11) permeates water, overflow pipe (12), sump pit (13), grout bottom consolidation body (14), reinforcing bar (15), the steel structure bears the weight of the fixed body (16), anchor head anchor end (17), go up and seal steel sheet (18), wave form support power consumption steel cylinder (19), a steel cylinder (20) is reserved to grout, seal steel sheet (21) and power consumption cushion (22) down, its characterized in that:
in the structure of the underground structure anti-floating control device, an underground structure side wall (3) is installed on the side surface of an underground structure bottom plate (4), an underground structure top plate (2) is arranged at the top of the underground structure side wall (3), a concrete cushion layer (5) is arranged at the lower part of the underground structure bottom plate (4), L-shaped anti-floating mortises (6) are arranged at two sides below the concrete cushion layer (5), concrete supporting cutoff walls (7) are arranged at two sides below the concrete cushion layer (5) as supports, a convex body clamping end (8) is arranged above the concrete supporting cutoff walls (7), the convex body clamping end (8) is inserted into the anti-floating mortises (6) to form an L-shaped occluded anti-floating combined structure, a plurality of connecting reinforcing steel bars (9) are arranged in the underground structure bottom plate (4) and the concrete cushion layer (5), and the connecting reinforcing steel bars (9) are anchored and connected by a stirrup connecting piece (10), a plurality of anti-floating steel cylinder pile foundations (1) are arranged below a concrete cushion (5) and between two concrete supporting cut-off walls (7), the upper half part of the arranged anti-floating steel cylinder pile foundations (1) is a wave-shaped supporting energy-consuming steel cylinder (19), the lower half part of the arranged anti-floating steel cylinder pile foundations (1) is a cement paste reserved steel cylinder (20), an upper sealing steel plate (18) is arranged above the wave-shaped supporting energy-consuming steel cylinder (19), a lower sealing steel plate (21) is arranged below the cement paste reserved steel cylinder (20), an energy-consuming cushion block (22) is arranged between the concrete cushion (5) and the upper sealing steel plate (18), a plurality of steel bars (15) are arranged to penetrate through an underground structure bottom plate (4), the concrete cushion (5), the upper sealing steel plate (18) and the energy-consuming cushion block (22), the lower parts of the steel bars (15) are arranged in the anti-floating steel cylinder pile foundations (1), the steel bars (15) are anchored with the underground structure bottom plate, anchor head anchor end (17) are located the upper surface of underground structure bottom plate (4), between two concrete support cut-off walls (7), wave form support power consumption steel cylinder (19) inside sets up sand layer (11) of permeating water, reserve inside setting up grout bottom consolidation body (14) of steel cylinder (20) at the grout, it bears the weight of the consolidation body (16) to set up a plurality of steel structures on reinforcing bar (15) in steel cylinder (20) is reserved to the grout, sump pit (13) set up the position that is less than concrete cushion (5) in the outside of concrete support cut-off wall (7), set up overflow pipe (12) and pass concrete support cut-off wall (7), the one end and the sand layer (11) of permeating water of overflow pipe (12) communicate, one end and sump pit (13) communicate.
2. An underground structure anti-floating control device according to claim 1, wherein: the upper sealing steel plate (18) and the wave-shaped supporting energy consumption steel cylinder (19) are made of steel plates with low yield points.
3. An underground structure anti-floating control device according to claim 1, wherein: the energy dissipation cushion block (22) is made of elastic energy dissipation materials.
4. An underground structure anti-floating control device according to claim 1, wherein: the concrete cushion layer (5) and the concrete supporting cut-off wall (7) are made of waterproof concrete.
5. An underground structure anti-floating control device according to claim 1, wherein: the outer surface of the steel bar (15) is brushed with an anti-corrosion coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020092046.1U CN211735543U (en) | 2020-01-16 | 2020-01-16 | Underground building anti-floating control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020092046.1U CN211735543U (en) | 2020-01-16 | 2020-01-16 | Underground building anti-floating control device |
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| Publication Number | Publication Date |
|---|---|
| CN211735543U true CN211735543U (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020092046.1U Expired - Fee Related CN211735543U (en) | 2020-01-16 | 2020-01-16 | Underground building anti-floating control device |
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| Country | Link |
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| CN (1) | CN211735543U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074953A (en) * | 2020-01-16 | 2020-04-28 | 沈阳促晋科技有限公司 | Underground building anti-floating control device |
-
2020
- 2020-01-16 CN CN202020092046.1U patent/CN211735543U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074953A (en) * | 2020-01-16 | 2020-04-28 | 沈阳促晋科技有限公司 | Underground building anti-floating control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 Termination date: 20220116 |