CN214883699U - Simple shallow foundation pit supporting system - Google Patents
Simple shallow foundation pit supporting system Download PDFInfo
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- CN214883699U CN214883699U CN202120777683.7U CN202120777683U CN214883699U CN 214883699 U CN214883699 U CN 214883699U CN 202120777683 U CN202120777683 U CN 202120777683U CN 214883699 U CN214883699 U CN 214883699U
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Abstract
The utility model provides a system is strutted to simple and easy shallow pit, include the I-steel that distributes to set up along foundation ditch circumference, the I-steel is all along vertical setting, and encloses the purlin through the I-steel between the I-steel and connect the reinforcement, is provided with the steel sheet along vertical setting between the two adjacent I-steels, and the both sides of steel sheet set up respectively in the I-steel inslot of both sides, and the steel bay stopper has been welded respectively to the web both sides of I-steel, and the both sides of steel sheet are all blocked and are located between the pterygoid lamina of steel bay stopper and I-steel. The method solves the problems that the conventional vertical excavation construction method needs external renting steel sheet pile support, and has the defects of small quantity of renting steel sheet piles, long construction period, high cost and the like. Belongs to the field of building foundation pit construction.
Description
Technical Field
The utility model relates to a system is strutted to simple and easy shallow foundation pit, the specially adapted foundation ditch excavation degree of depth is less than the condition of 3m, belongs to building foundation ditch construction field.
Background
In the construction process, a part of a building with shallow embedment is inevitably encountered, construction after excavation needs to be carried out, and meanwhile, the surrounding environment is limited, slope excavation cannot be carried out, and only vertical excavation can be carried out. If a conventional construction method is adopted, steel sheet piles are rented outside, and steel sheet pile support is carried out on site, but the number of rented steel sheet piles is small, the construction period is long, and the cost is high. Therefore, the existing waste steel materials are used, and the supporting work before excavation of the foundation pit can be completed in a short time and economically.
Disclosure of Invention
The utility model provides a simple and easy shallow pit supporting system to solve present conventional vertical excavation construction method and need rent the steel sheet pile outward and strut, there are lease steel sheet pile small in quantity, and the construction period is longer, the higher scheduling problem of expense.
In order to achieve the purpose, the simple shallow foundation pit supporting system comprises I-shaped steels distributed along the circumferential direction of a foundation pit, the I-shaped steels are all arranged vertically, the I-shaped steels are connected and reinforced through I-shaped steel enclosing purlins, steel plates arranged vertically are arranged between every two adjacent I-shaped steels, two sides of each steel plate are arranged in I-shaped steel grooves of two sides respectively, steel groove limiting blocks are welded on two sides of a web plate of each I-shaped steel respectively, and two sides of each steel plate are clamped between each steel groove limiting block and a wing plate of each I-shaped steel.
In the support system, the I-steel enclosing purlins are connected in a reinforcing manner through I-steel diagonal braces, I-steel straight braces are arranged between the oppositely arranged I-steel enclosing purlins, and two ends of each I-steel straight brace are welded and fixed on the two oppositely arranged I-steel enclosing purlins;
in the support system, the I-shaped steel purlins are arranged along the horizontal direction, and the distance between the I-shaped steel purlins and the upper ends of the I-shaped steels is 1 m;
in the support system, the distance between two adjacent I-shaped steels is 1m, and the thickness of the steel plate is 1 cm;
compared with the prior art, the utility model can be processed by adopting the existing waste materials on site, the processing is convenient, the utilization rate of the materials is improved, the loss that part of the waste materials are directly sold as waste products is avoided, and the size can be adjusted according to the requirement, can be butt-welded under the condition of insufficient length, is convenient to process, can be continuously used for the next construction after the construction is finished, improves the turnover utilization rate of materials, can greatly save the lease cost compared with the steel sheet pile of the purchased product, the supporting system is convenient and fast to construct, the I-shaped steel and the steel plate are driven into the ground, compared with a steel plate pile, ring buckling is not needed, the size interval can be adjusted according to needs, the use is more flexible, the operation is convenient, the adaptability is strong, the construction is safer, the quality is reliable, the method is applied to partial projects at present, and the use effect and the benefit are excellent.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a structural schematic diagram of connection of an I-shaped steel and a steel plate.
Detailed Description
To further clarify the objects, technical solutions and advantages of the present invention, a more particular description of the invention will be rendered by reference to the appended drawings, which are illustrated in the appended drawings.
Examples
Referring to fig. 1 and 2, the embodiment provides a simple shallow foundation pit supporting system, which comprises i-beams 1 distributed along the circumferential direction of a foundation pit, wherein the i-beams 1 are vertically arranged, the distance between every two adjacent i-beams 1 is 1m, the i-beams 1 are connected and reinforced through i-beam purlins 4, the i-beam purlins 4 are horizontally arranged, the distance between each two i-beam purlins 4 and the upper end of each i-beam 1 is 1m, the i-beam purlins 4 are connected and reinforced through i-beam diagonal braces 5, i-beam straight braces 6 are arranged between the oppositely arranged i-beam purlins 4, two ends of each i-beam straight brace 6 are welded and fixed on the two oppositely arranged i-beam purlins 4, a steel plate 2 vertically arranged is arranged between every two adjacent i-beams 1, the thickness of each steel plate 2 is 1cm, two sides of each steel plate 2 are respectively arranged in steel grooves of the i-beams 1 at two sides, and steel groove stoppers 3 are welded at two sides of a web plates of each i-beam 1, the two sides of the steel plate 2 are clamped between the steel groove limiting block 3 and the wing plate of the I-steel 1.
The specific construction method comprises the following steps:
firstly, cutting an I-steel into a length matched with the depth of a foundation pit in advance, manufacturing a steel groove limiting block 3 by utilizing channel steel leftover materials, wherein the shape of the steel groove limiting block 3 has no excessive requirement, the channel steel leftover materials can be used, welding and fixing the steel groove limiting block 3 on webs on two sides of the I-steel 1, enabling a gap larger than the thickness of a steel plate 2 to be formed between the steel groove limiting block 3 and a wing plate on one side of the I-steel 1, cutting the steel plate 2 according to the design size, wherein the cutting size of the steel plate 2 is the same as the length of the I-steel 1, the width is smaller than or equal to the distance between the webs of two adjacent I-steels 1 and is larger than the distance between the wing plates of the two adjacent I-steels 1, so as to be clamped between the two adjacent I-steels 1, measuring and lofting before construction, determining the position of the I-steel 1, then driving the processed I-steel 1, and inserting the steel plate 2 between the two adjacent I-steels 1, the two sides of the steel plate 2 are respectively clamped between wing plates of the I-steel 1 on the two sides and a steel groove limiting block 3, then I-steel surrounding purlins 4 are welded at the position of a foundation pit opening along the circumferential direction of the I-steel 1, finally, I-steel inclined struts 5 are additionally arranged between the adjacent I-steel surrounding purlins 4, I-steel straight struts 6 are additionally arranged between the opposite I-steel surrounding purlins 4, the connection mode is welding, therefore, shallow foundation pit supporting is completed, and then the foundation pit is excavated.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides a simple and easy shallow foundation pit supporting system which characterized in that: including I-steel (1) along foundation ditch circumference distribution setting, vertical setting is all followed in I-steel (1), and enclose purlin (4) through the I-steel between I-steel (1) and connect the reinforcement, be provided with between two adjacent I-steel (1) steel sheet (2) along vertical setting, the both sides of steel sheet (2) set up respectively in the I-steel (1) steel bay of both sides, steel bay stopper (3) have been welded respectively to the web both sides of I-steel (1), the both sides of steel sheet (2) all block locate between the pterygoid lamina of steel bay stopper (3) and I-steel (1).
2. The simple shallow foundation pit supporting system according to claim 1, wherein: the I-steel encloses between the purlin (4) and strengthens connecting through I-steel bracing (5), and the I-steel that sets up relatively encloses and is provided with I-steel between purlin (4) and directly props (6), and the both ends welded fastening of I-steel directly props (6) encloses on purlin (4) two I-steel that set up relatively.
3. The simple shallow foundation pit supporting system according to claim 2, characterized in that: the I-steel enclosing purlin (4) is arranged along the horizontal direction, and the distance between the I-steel enclosing purlin (4) and the upper end of the I-steel (1) is 1 m.
4. The simple shallow foundation pit supporting system according to claim 1, wherein: the distance between two adjacent I-shaped steel (1) is 1m, and the thickness of the steel plate (2) is 1 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120777683.7U CN214883699U (en) | 2021-04-16 | 2021-04-16 | Simple shallow foundation pit supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120777683.7U CN214883699U (en) | 2021-04-16 | 2021-04-16 | Simple shallow foundation pit supporting system |
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| CN214883699U true CN214883699U (en) | 2021-11-26 |
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| CN202120777683.7U Active CN214883699U (en) | 2021-04-16 | 2021-04-16 | Simple shallow foundation pit supporting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962626A (en) * | 2021-04-16 | 2021-06-15 | 中铁二局第一工程有限公司 | Simple shallow foundation pit supporting system and construction method |
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2021
- 2021-04-16 CN CN202120777683.7U patent/CN214883699U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962626A (en) * | 2021-04-16 | 2021-06-15 | 中铁二局第一工程有限公司 | Simple shallow foundation pit supporting system and construction method |
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