CN220868201U - Cast-in-situ gravity ground ox structure - Google Patents
Cast-in-situ gravity ground ox structure Download PDFInfo
- Publication number
- CN220868201U CN220868201U CN202322344975.3U CN202322344975U CN220868201U CN 220868201 U CN220868201 U CN 220868201U CN 202322344975 U CN202322344975 U CN 202322344975U CN 220868201 U CN220868201 U CN 220868201U
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- ground
- foundation pit
- steel bars
- cast
- supports
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- 230000005484 gravity Effects 0.000 title claims abstract description 14
- 238000011065 in-situ storage Methods 0.000 title claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 239000004567 concrete Substances 0.000 claims abstract description 18
- 239000004576 sand Substances 0.000 claims abstract description 8
- 238000009415 formwork Methods 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 241000283690 Bos taurus Species 0.000 description 14
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 102000001999 Transcription Factor Pit-1 Human genes 0.000 description 1
- 108010040742 Transcription Factor Pit-1 Proteins 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a cast-in-place gravity ground ox structure, which comprises a ground, wherein a foundation pit is arranged on the ground, a concrete cushion layer is poured at the base position of the foundation pit, one or more supports are arranged at the center position of the ground ox structure design on the foundation pit base, an anchor chain is safeguarded on the supports, transverse stress steel bars penetrate through rings of the anchor chain, a formwork support system is arranged in the foundation pit according to the size of the ground ox structure, concrete is poured, the formwork support system wraps the supports, the anchor chain and the stress steel bars, after the pouring of the ground ox structure is finished, the ground ox structure and a side slope of the foundation pit are backfilled and sealed through middle coarse sand, the supports are arranged in the foundation pit, and the anchor chain and the transverse stress steel bars can improve the tensile strength of the ground ox structure.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a cast-in-situ gravity ground ox structure.
Background
Temporary fixing of the ship berthing and building construction measures in large rivers requires a device capable of bearing tensile force. The traditional technology is used for bearing the tensile force, and the device generally adopts a piling mode, but the method has a plurality of working procedures, high manufacturing cost and uneconomical.
In order to solve the defects of the traditional technology, the inventor forms a gravity type ground ox structure to replace the construction method of the traditional technology through summarization and research.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art, and provides a cast-in-place gravity ground cattle structure, which comprises a ground, wherein a foundation pit is formed in the ground, a concrete cushion layer is poured at the base position of the foundation pit, one or more supports are arranged at the central position of the ground cattle structure, an anchor chain is safeguarded on each support, transverse stress steel bars are penetrated in the rings of the anchor chains, a template support system is arranged in the foundation pit according to the size of the ground cattle structure, concrete is poured, the template support system wraps the supports, the anchor chains and the stress steel bars, and after the pouring of the ground cattle structure is finished, the ground cattle structure and a foundation pit side slope are backfilled and sealed by medium coarse sand.
Preferably, the foundation pit slope of the foundation pit is equal to 1:1.5, the foundation pit base is required to be flat.
Preferably, the concrete cushion has a thickness of 10cm and a strength grade of C20.
Preferably, the bracket adopts a 48 x 3.2m steel pipe scaffold, and two rows are respectively erected in the longitudinal and transverse directions.
Preferably, the anchor chain and the support are firmly fixed in an iron wire binding mode, and the transverse stress steel bars and the anchor chain are firmly fixed in an iron wire binding mode.
Preferably, the stressed steel bars are made of deformed steel bars with diameters of 32mm, the lengths of the deformed steel bars are 2.0m, and the vertical intervals of the deformed steel bars are 0.8 m.
In summary, the utility model has the following beneficial effects: firstly, a foundation pit is excavated on the ground, a concrete cushion layer is poured at the base position of the foundation pit to serve as a placement surface of the ground ox structure, a support is arranged in the foundation pit, an anchor chain and transverse stress steel bars are arranged on the support, after the pouring of the ground ox structure is completed, the transverse stress steel bars can improve the tensile strength of the ground ox structure, meanwhile, the transverse stress steel bars escape from the constraint force of the anchor chain ring received by the anchor chain to also improve the tensile strength of the ground ox structure, and compared with the prior art, the method is high in practicability, simple, low in manufacturing cost, economical and environment-friendly.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
Fig. 1 is a plan view of the construction of the present utility model.
In the figure: 1. ground surface; 2. foundation pit side slope; 3. a concrete cushion layer; 4. a bracket; 5. an anchor chain; 6. transverse stress steel bars; 7. a ground ox structure; 8. and (3) medium coarse sand.
Detailed Description
The technical scheme of the utility model is described in detail below through the drawings, but the protection scope of the utility model is not limited to the embodiments.
Referring to fig. 1, the cast-in-place gravity ground cattle structure 7 comprises a ground 1, wherein a foundation pit is formed in the ground 1, a concrete cushion layer 3 is poured in the foundation pit according to the size of the ground cattle structure 7, a support 4 is arranged in the center of the foundation pit base designed by the ground cattle structure 7, 48 x 3.2m steel pipe scaffold is adopted for the support 4, two rows of steel pipe scaffold frames are respectively erected longitudinally and transversely, an anchor chain 5 is fixedly arranged on the support 4, transverse stress steel bars 6 are penetrated in the rings of the anchor chain 5, the stress steel bars are made of screwed steel with the diameter of 32mm, the length is 2.0m, the vertical spacing is 0.8m, a formwork support system is arranged in the foundation pit according to the size of the ground cattle structure 7, concrete is poured, the formwork support system wraps the support 4, the anchor chain 5 and the stress steel bars, and after the pouring of the ground cattle structure 7 is completed, the foundation pit structure 7 and the foundation pit 2 are backfilled and sealed by medium coarse sand 8.
Preferably, the foundation pit slope 2 of the foundation pit is formed by the following steps of 1:1.5, wherein the middle coarse sand 8 can play a role in restraining the left and right positions of the ground structure cattle after backfilling, the foundation pit is required to be smooth, the bearing capacity of the bottom of the ground structure cattle is ensured, the thickness of the concrete cushion layer 3 is 10cm, the strength grade is C20, and the bearing capacity of the bottom of the ground structure cattle can be improved by the high-strength concrete cushion layer 3.
Preferably, the anchor chain 5 and the bracket 4 are firmly fixed in an iron wire binding mode, and the transverse stress steel bar 6 and the anchor chain 5 are firmly fixed in an iron wire binding mode, so that firm fixation among the three is ensured.
The construction method of the utility model comprises the following steps:
1. Foundation pit excavation: digging a gravity ground cattle structure 7 according to the design position, and digging a foundation pit slope 2 according to the following steps: and 1.5, the bearing capacity of the foundation of the substrate meets the requirement and is smooth.
2. Pouring cushion layer concrete: concrete cushion layers 3 are poured at the base positions, the thickness of the cushion layers is 10cm, and the strength grade is C20.
3. The bracket 4 is erected: and (3) erecting a bracket 4 at the center of the ground ox structure 7, wherein the bracket 4 adopts 48 x 3.2m steel pipe scaffold, two rows are respectively erected longitudinally and transversely, and the bracket 4 is stable and firm.
4. The anchor chain 5 is placed: the anchor chain 5 is placed on the support 4, and the anchor chain 5 and the support 4 are firmly fixed by iron wires and the like.
5. Penetrating transverse stress steel bars 6: after the anchor chain 5 is placed, the transverse stress steel bars 6 penetrate through the rings in the anchor chain 5 and are firmly fixed by iron wires. The stressed steel bars are made of deformed steel bars with diameters of 32mm, the lengths of the deformed steel bars are 2.0m, and the vertical intervals of the deformed steel bars are 0.8 m.
6. Pouring cast-in-place concrete: the formwork support system is mounted in accordance with the size of the floor-cattle structure 7. After checking and rechecking, pouring the concrete of the ground ox structure 7 is started, and the strength grade is not lower than C30.
And 7, backfilling coarse sand 8: and (3) removing the template structure after the strength grade of the concrete of the ground ox structure 7 is 75% of the design strength, and backfilling the foundation trench around the structure with coarse sand 8.
While the utility model has been shown and described with reference to certain preferred embodiments thereof, it is not to be construed as limited to the utility model itself, but various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. The utility model provides a cast-in-situ gravity ground ox structure, includes ground, its characterized in that: the foundation pit is arranged on the ground, a concrete cushion layer is poured at the base position of the foundation pit, one or more supports are arranged at the central position of the foundation pit base in the ground ox structure design, anchor chains are arranged on the supports in a security mode, transverse stress steel bars penetrate through rings of the anchor chains, a formwork support system is installed in the foundation pit according to the size of the ground ox structure, concrete is poured, the formwork support system wraps the supports, the anchor chains and the stress steel bars, and after the pouring of the ground ox structure is completed, the ground ox structure and a side slope of the foundation pit are backfilled and sealed through middle coarse sand.
2. A cast-in-place gravity ground ox structure according to claim 1, wherein: foundation pit slope of foundation pit is according to 1:1.5, the foundation pit base is required to be flat.
3. A cast-in-place gravity ground ox structure according to claim 2, wherein: the thickness of the concrete cushion layer is 10cm, and the strength grade is C20.
4. A cast-in-place gravity ground ox structure according to claim 3, wherein: the bracket adopts a 48 x 3.2m steel pipe scaffold, and two rows are respectively erected longitudinally and transversely.
5. The cast-in-place gravity ground ox structure of claim 4, wherein: the anchor chain and the support are firmly fixed in an iron wire binding mode, and the transverse stress steel bars and the anchor chain are firmly fixed in an iron wire binding mode.
6. The cast-in-place gravity ground ox structure of claim 5, wherein: the stressed steel bars are made of deformed steel bars with diameters of 32mm, the lengths of the deformed steel bars are 2.0m, and the vertical intervals of the deformed steel bars are 0.8 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322344975.3U CN220868201U (en) | 2023-08-30 | 2023-08-30 | Cast-in-situ gravity ground ox structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322344975.3U CN220868201U (en) | 2023-08-30 | 2023-08-30 | Cast-in-situ gravity ground ox structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220868201U true CN220868201U (en) | 2024-04-30 |
Family
ID=90809166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322344975.3U Active CN220868201U (en) | 2023-08-30 | 2023-08-30 | Cast-in-situ gravity ground ox structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220868201U (en) |
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2023
- 2023-08-30 CN CN202322344975.3U patent/CN220868201U/en active Active
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