CN211849397U - Telescopic steel sheet pile - Google Patents
Telescopic steel sheet pile Download PDFInfo
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- CN211849397U CN211849397U CN202020246776.2U CN202020246776U CN211849397U CN 211849397 U CN211849397 U CN 211849397U CN 202020246776 U CN202020246776 U CN 202020246776U CN 211849397 U CN211849397 U CN 211849397U
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- steel sheet
- sheet pile
- inclined part
- horizontal part
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Abstract
The utility model relates to the field of steel sheet piles, and discloses a telescopic steel sheet pile, which comprises a steel sheet pile body, wherein the steel sheet pile body comprises a horizontal part and two inclined parts, and the middle part of the horizontal part is vertically provided with a w-shaped steel sheet structure in a through manner; the inclined part includes a first inclined part and a second inclined part, a right side of the first inclined part is connected with a left side of the horizontal part, and a left side of the second inclined part is connected with a right side of the horizontal part. The utility model relates to a have scalable deformation's characteristics, realized the lateral part stagnant water to have fine antidumping stability, flexible effectual, solved steel sheet pile cofferdam last steel sheet pile insert beat fold in-process both sides steel sheet pile apart from the problem that nonstandard or top bottom interval is different.
Description
Technical Field
The utility model relates to a steel sheet pile especially relates to a scalable steel sheet pile.
Background
The steel sheet pile is used as a novel building material for retaining soil, water and sand during bridge cofferdam construction and temporary ditch excavation, and plays an important role in projects such as embankment and bank protection. In the use process of the steel sheet pile, when the whole foundation pit is enclosed and the last steel sheet pile is inserted and driven, the whole residual space of the last steel sheet pile is too large or too small due to the deformation of the pre-arranged steel sheet pile and other reasons, so that the insertion and driving of the last steel sheet pile is difficult. In the prior art, the closure of the steel plate pile cofferdam can be finished only by adjusting the angle of the inserted and punched steel plate piles or customizing special-shaped piles according to the width of the closure opening by measuring the width of the closure opening.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a scalable steel sheet pile to solve the above-mentioned problem among the prior art.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a telescopic steel sheet pile comprises a steel sheet pile body, wherein the steel sheet pile body comprises a horizontal part and two inclined parts, and a w-shaped steel sheet structure is vertically arranged in the middle of the horizontal part in a through mode; the inclined part includes a first inclined part and a second inclined part, a right side of the first inclined part is connected with a left side of the horizontal part, and a left side of the second inclined part is connected with a right side of the horizontal part.
The utility model discloses set up w shape steel sheet structure, utilized w shape steel sheet structure to form between first rake and second rake and be connected, had the characteristics of scalable deformation, realized the lateral part stagnant water. The utility model discloses a w shape steel plate structure for v shape structure or notch structure, because control the atress balanced, stability that the resistance topples in the use is better. Additionally, the utility model discloses for circular steel tubular construction, the utility model discloses a tensile effect is better.
Furthermore, the left side of the first inclined part and the right side of the second inclined part are both provided with a lock catch.
Further, the w-shaped steel plate structure comprises at least one w-shaped steel plate.
A plurality of w-shaped steel plates can be arranged according to actual width requirements.
Further, the method can be used for preparing a novel materialThe yield strength sigma of the w-shaped steel plate structure and the working stress mu of the w-shaped steel plate structure when the telescopic steel sheet pile is adopted for operation meet the relationship:
T0is an environmental temperature factor, and the lambda is a safety factor, wherein the lambda is more than 1.
When the ultimate load that work load can bear when exceeding scalable steel sheet pile, scalable steel sheet pile will be because operating stress is greater than the actual bearing capacity that can bear and take place overload fracture, so in order to ensure safety, the utility model discloses a yield strength sigma of w shaped steel plate structure and the operating stress who receives satisfy the relation between mu
Wherein T is0Representing the environmental temperature factor, and obtaining the yield strength sigma value of the w-shaped steel plate structure at different temperatures by carrying out simulation experiments, thereby determining the environmental temperature factor T0The value of (c). The higher the temperature, the lower the yield strength of the w-section steel plate structure. When the concrete operation is carried out, firstly, the working stress mu is determined according to the working condition, and then the corresponding environment temperature factor T is obtained according to the actual environment temperature0And finally, selecting materials and designing the w-shaped steel plate structure according to the yield strength range of the w-shaped steel plate structure. Optimally, the value range of the safety coefficient is 1.5-5.
Furthermore, the surface of the steel sheet pile body is coated or stuck with a friction reducing material.
The utility model discloses a surface coating or paste at the steel sheet pile body have and reduce friction material, can reduce the frictional resistance that reduces the steel sheet pile surface.
The utility model has the advantages that: utilize w shape steel sheet structure to form between first rake and second rake to be connected, have the characteristics of scalable deformation, realize the lateral part stagnant water to have fine antidumping stability, flexible effectual, can solve the problem that the distance is nonstandard or the top bottom interval is different of steel sheet pile both sides steel sheet pile of steel sheet pile cofferdam inserting and beating in-process last steel sheet pile.
Drawings
Fig. 1 is a schematic structural view of a telescopic steel sheet pile according to an embodiment.
Fig. 2 is a schematic view of a steel sheet pile cofferdam according to an embodiment.
1. The steel sheet pile comprises a steel sheet pile body, 2, a W-shaped steel sheet structure, 3, a first inclined part, 4, a second inclined part, 5, a horizontal part, 6, a lock catch, 7 and a steel sheet pile.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
In the first embodiment, as shown in fig. 1, the telescopic steel sheet pile comprises a steel sheet pile body 1, wherein the steel sheet pile body 1 comprises a horizontal part 5 and two inclined parts, and a w-shaped steel sheet structure 2 is vertically arranged in the middle of the horizontal part 5 in a penetrating manner; the w-shaped steel plate structure 2 comprises at least one w-shaped steel plate. The inclined parts include a first inclined part 3 and a second inclined part 4, and the first inclined part 3 and the second inclined part 4 are symmetrical to each other; the right side of the first inclined part 3 is connected with the left side of the horizontal part 5, the left side of the second inclined part 4 is connected with the right side of the horizontal part 5, and the left side of the first inclined part 3 and the right side of the second inclined part 4 are both provided with a lock catch 6. Utilize w shaped steel plate structure 2 to form the connection between first slope 3 and second slope 4, have scalable deformation's characteristics, realize the lateral part stagnant water. The utility model discloses a w shape steel plate structure 2 for v shape structure or notch structure, because control the atress balanced, stability that the resistance topples in the use is better. Additionally, the utility model discloses for circular steel tubular construction, the utility model discloses a tensile effect is better.
The yield strength sigma of the w-shaped steel plate structure 2 and the working stress mu borne by the w-shaped steel plate structure 2 when the telescopic steel sheet pile is adopted for operation meet the relationship:
T0the safety factor lambda is the environmental temperature factor and is 2.
The friction reducing material containing the water-absorbent resin and the basic water-soluble resin as essential components is coated on or bonded to the surface of the steel sheet pile body 1, so that the frictional resistance of the surface of the steel sheet pile can be reduced. When only one steel sheet pile needs to be inserted, only the part inserted into the foundation can be coated with the friction reducing material; if a plurality of steel sheet piles need to be inserted due to a length problem, the surfaces of the plurality of steel sheet pile bodies inserted into the foundation may be entirely coated with a friction reducing material.
Fig. 2 is a schematic view of cofferdam construction using steel sheet piles 7. At concrete implementation steel sheet pile cofferdam in-process, connect through hasp 6 between two steel sheet piles, when inserting and beat last steel sheet pile and foldd, choose for use the utility model relates to a scalable steel sheet pile through the horizontal flexible of w shape steel sheet structure 2, adjusts the whole width or the asynchronous width in top bottom of steel sheet pile, can solve the problem that the both sides steel sheet pile distance is different nonstandard or top bottom interval of last steel sheet pile, has ensured that steel sheet pile cofferdam folds and goes on smoothly. The w-shaped steel plate structure 2 can also be replaced by other materials satisfying rigidity and flexibility.
Through adopting the utility model discloses an above-mentioned technical scheme has obtained following profitable effect:
the utility model discloses a scalable steel sheet pile has scalable deformation's characteristics, realizes the lateral part stagnant water to have fine antidumping stability, flexible effectual, solved a last steel sheet pile of steel sheet pile cofferdam and inserted and beat the problem that folds in-process both sides steel sheet pile apart from nonstandard or top bottom interval difference.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.
Claims (5)
1. The telescopic steel sheet pile is characterized by comprising a steel sheet pile body, wherein the steel sheet pile body comprises a horizontal part and two inclined parts, and a w-shaped steel sheet structure is vertically arranged in the middle of the horizontal part in a through manner; the inclined part includes a first inclined part and a second inclined part, a right side of the first inclined part is connected with a left side of the horizontal part, and a left side of the second inclined part is connected with a right side of the horizontal part.
2. The telescopic steel sheet pile according to claim 1, wherein a left side of the first inclined portion and a right side of the second inclined portion are provided with a lock catch.
3. Telescopic steel sheet pile according to claim 1 or 2, characterised in that the w-shaped steel sheet structure comprises at least one w-shaped steel sheet.
4. A telescopic steel sheet pile according to claim 3, characterised in that the yield strength σ of the w-shaped steel sheet structure and the working stress μ to which the w-shaped steel sheet structure is subjected when working with the telescopic steel sheet pile satisfy the relationship:
T0is an environmental temperature factor, and the lambda is a safety factor, wherein the lambda is more than 1.
5. The telescopic steel sheet pile according to claim 1, wherein a friction-reducing material is coated or stuck to a surface of the steel sheet pile body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020246776.2U CN211849397U (en) | 2020-03-03 | 2020-03-03 | Telescopic steel sheet pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020246776.2U CN211849397U (en) | 2020-03-03 | 2020-03-03 | Telescopic steel sheet pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211849397U true CN211849397U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020246776.2U Expired - Fee Related CN211849397U (en) | 2020-03-03 | 2020-03-03 | Telescopic steel sheet pile |
Country Status (1)
| Country | Link |
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| CN (1) | CN211849397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991119A (en) * | 2022-05-27 | 2022-09-02 | 广东亿德兴工程建设有限公司 | Pile in PC construction method, construction method and device thereof |
-
2020
- 2020-03-03 CN CN202020246776.2U patent/CN211849397U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991119A (en) * | 2022-05-27 | 2022-09-02 | 广东亿德兴工程建设有限公司 | Pile in PC construction method, construction method and device thereof |
| CN114991119B (en) * | 2022-05-27 | 2024-01-16 | 广东亿德兴工程建设有限公司 | PC construction method pile, construction method and device thereof |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |