I-shaped pile

Abstract

The utility model discloses an I-shaped pile which comprises a pile body, V-shaped empty grooves are formed in the two sides of the pile body, a protruding block and a groove are arranged at the ends of the V-shaped empty grooves in the two sides respectively, the side face, away from the V-shaped empty grooves, of the protruding block is a first arc face, and the side face, connected with the V-shaped empty grooves, of the groove is a second arc face. The first arc surface and the second arc surface are matched with each other, contact surfaces are arranged on one side of the protruding block and one side of the groove, a deviation rectifying chamfer is arranged on one side of the bottom end of the pile body, and when the pile body is inserted into soil, the deviation rectifying chamfer on one side of the bottom end of the pile body and the soil are extruded to prevent the bottom end of the pile body from inclining. And the convex blocks and the grooves are always kept to be attached, so that a gap is reduced, soil in a cavity formed by the two V-shaped empty grooves between the two pile bodies is prevented from being eroded by water flow to be lost, and the overall protection effect of the bank protection wall is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of revetment pile, more particularly to a H pile. BACKGROUND

[0002] The prior art revetment pile is usually inserted into the river bank in multiple rows to form a river channel revetment, which mainly plays the role of tidying the river channel and protecting the river channel revetment.

[0003] At present, there is a H-shaped revetment pile, such as the one disclosed in the patent technology with the announcement number CN209353293U, which has a H-shaped cross section, and a protrusion is arranged at one end of the H-shaped cross section, and a groove is arranged at the other end, so that the protrusion and the groove are connected to each other on the river bank to form a revetment wall, but the groove and the protrusion are trapezoidal, and during construction, the pile body is usually inserted into the soil one by one, and the trapezoidal or square cooperation will produce a large gap, which is easy to be eroded by the river water and cause soil loss. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a H pile, which can ensure the close fit of the protrusion and the groove between the two pile bodies, reduce the gap, avoid soil loss caused by water erosion, and improve the overall protection effect of the revetment wall.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a H pile, comprising a pile body, V-shaped hollows are arranged on both sides of the pile body, a protrusion and a groove are respectively arranged on the end portions of the V-shaped hollows on both sides, the side face of the protrusion away from the V-shaped hollow is a first circular arc face, the side face of the groove connecting the V-shaped hollow is a second circular arc face, the first circular arc face and the second circular arc face cooperate with each other, a contact face is arranged on one side of the protrusion and the groove, and a deviation correction chamfer is arranged on one side of the bottom end of the pile body.

[0006] Further, the length of the deviation correction chamfer in the length direction of the pile body is 0.04-0.05 times the total length of the pile body, and the angle is 15-30 degrees.

[0007] Further, a plurality of prestressed steel bars are embedded in the pile body, and spiral stirrups are arranged between the steel bars.

[0008] Further, the plurality of prestressed steel bars are in H shape, including two rows of long sides composed of a plurality of prestressed steel bars and parallel to each other, and two rows of short sides composed of a plurality of prestressed steel bars and parallel to each other and located between the two rows of long sides.

[0009] Further, a plurality of short steel bars for reinforcement are arranged in the V-shaped hollow, and the plurality of short steel bars are uniformly distributed along the length direction of the pile body, and both ends of the short steel bars are embedded in the pile body.

[0010] Further, the thickness of the protrusion top end is the same as the thickness of the groove bottom end, and the width is 0.9-1.1 times of the contact surface.

[0011] Further, the width of the protrusion is the same as the width of the groove, and greater than the thickness of the protrusion top end.

[0012] Compared with the prior art, the utility model has the beneficial effects that: when constructing, after the A pile body is inserted into the soil, the groove on the B pile body is aligned with the protrusion on the A pile body, then the B pile body is lowered, the protrusion and the groove are attached, the B pile body is inserted into the soil, in the process of inserting, the bottom end of the B pile body is prevented from tilting through the extrusion between the deviation correction chamfer on the bottom end side of the B pile body and the soil, the B pile body always keeps the attachment of the protrusion and the groove, thereby the gap is reduced, the soil in the cavity formed by the two V-shaped grooves between the two pile bodies is prevented from being eroded and lost by water flow, and the protection effect of the whole revetment wall is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a structure schematic view of the utility model I-shaped pile single pile body;

[0014] Fig. 2 It is a combined structure schematic view of the utility model I-shaped pile multiple pile bodies;

[0015] Fig. 3 It is an internal frame schematic view of the utility model I-shaped pile.

[0016] The drawing sign: pile body 1;V-shaped groove 2;Groove 3;First circular arc surface 4;Second circular arc surface 5;Contact surface 6;Deviation correction chamfer 7;Prestressed steel bar 8;Helical stirrup 9;Short steel bar 10;Protrusion 11. DETAILED DESCRIPTION

[0017] In the description of the utility model, it needs to be explained that for the orientation words, such as the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific protection scope of the utility model.

[0018] In addition, the terms "first", "second" are used only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the definition of "first", "second" features can explicitly or implicitly include one or more features, and in the description of the utility model, the meaning of "several", "several" is two or more than two, unless otherwise explicitly specified.

[0019] Referring to Figs. 1 to 3 Further illustrate the utility model.

[0020] A H-shaped pile, comprising a pile body 1, V-shaped grooves 2 are arranged on both sides of the pile body 1, a protrusion 11 and a groove 3 are arranged on the end of the V-shaped groove 2 on both sides respectively, the side of the protrusion 11 away from the V-shaped groove 2 is a first circular arc surface 4, the side of the groove 3 connecting the V-shaped groove 2 is a second circular arc surface 5, the first circular arc surface 4 and the second circular arc surface 5 cooperate with each other, a contact surface 6 is arranged on one side of the protrusion 11 and the groove 3, and a deviation correction chamfer 7 is arranged on one side of the bottom end of the pile body 1.

[0021] As Figs. 1 to 3 shown, during construction, after the A pile body 1 is inserted into the soil, the groove 3 on the B pile body 1 is aligned with the protrusion 11 on the A pile body 1 in the upper side, then the B pile body 1 is lowered, so that the protrusion 11 and the groove 3 are attached, and the B pile body 1 is inserted into the soil, during the insertion process, the deviation of the bottom end of the B pile body 1 is prevented by extrusion between the deviation correction chamfer 7 on the bottom end of the B pile body 1 and the soil, so that the protrusion 11 and the groove 3 are always attached, thereby reducing the gap, avoiding the soil in the cavity formed by the two V-shaped grooves 2 between the two pile bodies 1 from being eroded by water flow and losing, and improving the protection effect of the overall revetment wall.

[0022] Specifically, the bottom surface of the V-shaped groove 2 is a circular arc surface.

[0023] In the present example, preferably, the length of the deviation correction chamfer 7 in the length direction of the pile body 1 is 0.04-0.05 times the total length of the pile body 1, and the angle is 15-30 degrees, so as to ensure that the pile body 1 has better stability and deviation correction effect when inserted into the soil, thereby improving the overall performance of the revetment pile.

[0024] As Fig. 3 shown, in the present example, preferably, a plurality of prestressed steel bars 8 are embedded in the pile body 1, and spiral stirrups 9 are arranged between the prestressed steel bars 8, so as to improve the tensile strength and shear capacity of the pile body 1, and ensure the structural integrity and stability of the pile body 1.

[0025] As Fig. 3As shown in the preferred embodiment of the present example, the pre-stressed steel bars 8 are in H shape, including two rows of long sides composed of the pre-stressed steel bars 8 and two rows of short sides composed of the pre-stressed steel bars 8 and located between the two rows of long sides, through the reasonable layout of the pre-stressed steel bars 8, the revetment pile can effectively resist external impact and erosion during use, prolonging the service life of the revetment pile.

[0026] As Fig. 3 As shown in the preferred embodiment of the present example, the V-shaped hollow groove 2 is provided with a plurality of short steel bars 10 for reinforcement, and the plurality of short steel bars 10 are uniformly distributed along the length direction of the pile body 1, both ends of the short steel bar 10 are embedded in the pile body 1, and the structural strength of the V-shaped hollow groove 2 is enhanced.

[0027] Specifically, the diameter of the short steel bar 10 is the same as that of the pre-stressed steel bar 8.

[0028] Specifically, the short steel bar 10 can be fixed on the pre-stressed steel bar 8 by welding, stirrup connection or other appropriate connection mode.

[0029] In the preferred embodiment of the present example, the thickness of the top end of the protrusion 11 is the same as the thickness of the bottom end of the groove 3, and the width is 0.9-1.1 times the width of the contact surface 6, which ensures the tightness of the connection and improves the stability of the structure.

[0030] In the preferred embodiment of the present example, the width of the protrusion 11 is the same as the width of the groove 3, and slightly larger than the thickness of the top end of the protrusion 11, which ensures the tightness of the connection and improves the stability of the structure.

[0031] The above is only the preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical solution falling within the scope of the present application shall be within the protection scope of the present application. It should be noted that for ordinary skilled persons in the art, some improvements and decorations without departing from the principles of the present application can also be considered as the protection scope of the present application.

Claims

1. A pile, characterized in that: The pile body is provided with V-shaped grooves on two sides, and a protrusion and a groove are arranged on the end of the V-shaped grooves on the two sides respectively, the side of the protrusion away from the V-shaped groove is a first circular arc surface, the side of the groove connecting the V-shaped groove is a second circular arc surface, the first circular arc surface and the second circular arc surface are matched with each other, the side of the protrusion and the side of the groove are provided with contact surfaces, and the bottom end of the pile body is provided with a deviation correction chamfer.

2. A pile according to claim 1, characterised in that: The length of the deviation correction chamfer in the length direction of the pile body is 0.04-0.05 times the total length of the pile body, and the angle is 15-30 degrees.

3. A pile according to claim 1, characterised in that: A plurality of prestressed steel bars are embedded in the pile body, and spiral stirrups are arranged between the steel bars.

4. A pile according to claim 3, characterised in that: The plurality of prestressed steel bars are in H-shaped, including two rows of long sides composed of a plurality of prestressed steel bars and two rows of short sides composed of a plurality of prestressed steel bars and parallel to the long sides.

5. A pile according to claim 1, characterised in that: A plurality of short steel bars for reinforcement are arranged in the V-shaped grooves, and the plurality of short steel bars are uniformly distributed along the length direction of the pile body, and the two ends of the short steel bars are embedded in the pile body.

6. A pile according to claim 1, characterised in that: The thickness of the top end of the protrusion is the same as the thickness of the bottom end of the groove, and the width is 0.9-1.1 times the width of the contact surface.

7. A pile according to claim 6, characterised in that: The width of the protrusion is the same as the width of the groove, and is greater than the thickness of the top end of the protrusion.

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