Outward pulling type Larsen steel sheet pile

Abstract

The utility model relates to the field of Larsen steel sheet piles, in particular to an external pulling type Larsen steel sheet pile, which is characterized in that after a third steel sheet pile slides upwards for a certain distance on the front surface of a second steel sheet pile, a soil nail is inserted into a soil groove in the back surface of the second steel sheet pile through a through hole and a through groove hole formed in the front vertical surface of a first vertical groove piece; therefore, the second steel plate pile and the soil tank can be fixed, and the soil tank is protected. According to the outwards-pulling type Larsen steel sheet pile, after the third steel sheet pile slides upwards by a certain distance on the front face of the second steel sheet pile, soil nails are inserted into soil grooves in the back face of the second steel sheet pile through penetrating holes and penetrating groove holes formed in the front vertical face of the first vertical groove piece, the second steel sheet pile and the soil grooves can be fixed, and protection of the soil grooves is achieved.

Description

Technical Field

[0001] The utility model relates to the field of Larsen steel sheet piles, in particular to an external-pull type Larsen steel sheet pile. Background Art

[0002] Larsen steel sheet piles are also called U-shaped steel sheet piles. As a new type of building material, they are used as retaining walls, water retaining walls, and sand retaining walls when building bridge cofferdams, laying large pipelines, and excavating temporary ditches; they are used as retaining walls, retaining walls, and embankment protection walls at docks and unloading yards, playing an important role in engineering. Larsen steel sheet piles are not only green and environmentally friendly, but also have fast construction speed and low construction cost, and have good waterproof function;

[0003] Currently, most of the Larsen steel sheet piles on the market are supported in the soil trench with a whole U-shaped plate, but they are not adjustable. As a result, Larsen steel sheet piles with different trenching depths cannot be used at one time and need to be spliced ​​in multiple groups. Utility Model Content

[0004] The utility model aims to provide an external pull type Larsen steel sheet pile to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An external pull type Larsen steel sheet pile comprises a steel sheet pile 1, a steel sheet pile 2 is arranged on one side of the steel sheet pile 1, a steel sheet pile 3 is arranged on the upper part of the steel sheet pile 2, a vertical groove 1 is connected between the steel sheet pile 1 and the steel sheet pile 2, one end of the steel sheet pile 2 is fixedly connected to a side vertical groove 2, one end of the side vertical groove 2 is fixedly connected to a side piece, one end of the side piece is fixedly connected to an inner groove, one end of the inner groove is fixedly connected to a slide groove piece 2, and the front facade of the slide groove piece 2 is provided with a through hole.

[0007] As a further solution of the utility model: a vertical slot piece 1 is fixedly connected to the central part of the front facade of the steel sheet pile 3, a through-slot hole is opened on the front facade of the vertical slot piece 1, and the through-slot hole and the through hole are in the same horizontal plane.

[0008] As a further solution of the utility model: a soil nail is arranged in front of the vertical groove piece 1, and one end of the soil nail passes through the through-groove hole and the through-hole opened on the front facade of the vertical groove piece 1 and extends to the back side of the sliding groove piece 2.

[0009] As a further solution of the utility model: a first side vertical groove is arranged on the opposite side of the second side vertical groove.

[0010] As a further solution of the utility model: the surrounding frame wall of the steel sheet pile 1 and the steel sheet pile 2 is installed with a frame, and triangular blocks are welded to the four corners of the frame.

[0011] As a further solution of the utility model: a support frame is installed at the center of the inner wall of the frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model discloses that after the steel sheet pile three sliding on the front facade of the steel sheet pile two is pulled upward, the distance between the steel sheet pile two and the steel sheet pile three can be increased, which is used for protecting soil grooves of different depths. The steel sheet pile three can slide on the side vertical groove two, the side plate, the inner groove and the slide groove plate two and the side vertical groove one connected to the steel sheet pile two. When the steel sheet pile three slides an end distance upward on the front surface of the steel sheet pile two, the soil nails are inserted into the soil groove on the back side of the steel sheet pile two through the through holes and the through holes opened on the front facade of the vertical groove plate one, so as to fix the steel sheet pile two and the soil groove, and realize the protection of the soil groove. The structure is more optimized and the design is more reasonable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural schematic diagram of an external pull-type Larsen steel sheet pile.

[0015] Figure 2 It is an external pull type Larsen steel sheet pile. Figure 1 Top view of the .

[0016] Figure 3 It is an external pull type Larsen steel sheet pile. Figure 1 Enlarged view of point A.

[0017] In the figure: steel sheet pile 1, steel sheet pile 2, vertical groove 1, steel sheet pile 3, soil nail 5, perforation 6, vertical groove piece 1, slide groove piece 2, side vertical groove 1, side vertical groove 2, 10, side piece 11, inner groove 12, triangular block 13, support frame 14, frame 15. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figures 1 to 3In an embodiment of the utility model, an external pull-type Larsen steel sheet pile includes a steel sheet pile 1, a steel sheet pile 2 2 is arranged on one side of the steel sheet pile 1, a steel sheet pile 3 4 is arranged on the upper part of the steel sheet pile 2 2, a vertical groove 3 is connected between the steel sheet pile 1 and the steel sheet pile 2 2, one end of the steel sheet pile 2 2 is fixedly connected to a side vertical groove 2 10, one end of the side vertical groove 2 10 is fixedly connected to a side piece 11, one end of the side piece 11 is fixedly connected to an inner groove 12, one end of the inner groove 12 is fixedly connected to a slide groove piece 2 8, and a through hole 6 is opened on the front facade of the slide groove piece 2 8.

[0020] A vertical slot piece 7 is fixedly connected to the center of the front facade of the steel sheet pile 3 4 , and a through-slot hole is opened on the front facade of the vertical slot piece 7 , and the through-slot hole and the through-hole 6 are in the same horizontal plane.

[0021] A soil nail 5 is arranged in front of the vertical groove piece 1 7 , and one end of the soil nail 5 passes through the through-groove hole and the through-hole 6 opened on the front facade of the vertical groove piece 1 7 and extends to the back side of the sliding groove piece 2 8 .

[0022] The opposite side of the side vertical groove 2 10 is provided with a side vertical groove 1 9 .

[0023] The frame wall of the steel sheet pile 1 and the steel sheet pile 2 is installed with a frame 15, and the four corners of the frame 15 are welded with triangular blocks 13.

[0024] A support frame 14 is installed at the center of the inner wall of the frame 15 .

[0025] When in use, the steel sheet pile 1 and the steel sheet pile 2 are spliced, and the spliced ​​steel sheet pile 1 and the steel sheet pile 2 are fixed by the vertical groove 3, and the backs of the steel sheet pile 1 and the steel sheet pile 2 are assembled in the soil groove pre-opened to prevent groundwater from entering the soil groove;

[0026] After the steel sheet pile 3 4 sliding on the front face of the steel sheet pile 2 2 is pulled upward, the distance between the steel sheet pile 2 2 and the steel sheet pile 3 4 can be increased, so as to protect soil trenches of different depths;

[0027] The steel sheet pile three 4 can slide in the side vertical groove two 10, the side piece 11, the inner groove 12, the slide groove piece two 8 and the side vertical groove one 9 connected to the steel sheet pile two 2. When the steel sheet pile three 4 slides upward for a certain distance on the front surface of the steel sheet pile two 2, the soil nails 5 are inserted into the soil groove on the back of the steel sheet pile two 2 through the through holes 6 and the through holes opened on the front surface of the vertical groove piece one 7, so that the steel sheet pile two 2 and the soil groove can be fixed to achieve protection of the soil groove.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An external pull type Larsen steel sheet pile, comprising a steel sheet pile (1), characterized in that: A steel sheet pile 2 (2) is arranged on one side of the steel sheet pile 1 (1), a steel sheet pile 3 (4) is arranged on the upper part of the steel sheet pile 2 (2), a vertical groove 1 (3) is connected between the steel sheet pile 1 (1) and the steel sheet pile 2 (2), one end of the steel sheet pile 2 (2) is fixedly connected to a side vertical groove 2 (10), one end of the side vertical groove 2 (10) is fixedly connected to a side plate (11), one end of the side plate (11) is fixedly connected to an inner groove (12), one end of the inner groove (12) is fixedly connected to a slide groove plate 2 (8), and a front vertical surface of the slide groove plate 2 (8) is provided with a through hole (6).

2. The external pull type Larsen steel sheet pile according to claim 1, characterized in that: A vertical slot piece 1 (7) is fixedly connected to the center of the front facade of the steel sheet pile 3 (4), and a through-slot hole is opened on the front facade of the vertical slot piece 1 (7), and the through-slot hole and the through-hole (6) are in the same horizontal plane.

3. The external pull type Larsen steel sheet pile according to claim 2 is characterized in that: A soil nail (5) is arranged in front of the vertical groove piece 1 (7), and one end of the soil nail (5) passes through the through-groove hole and the through-hole (6) provided on the front facade of the vertical groove piece 1 (7) and extends to the back side of the sliding groove piece 2 (8).

4. The external pull type Larsen steel sheet pile according to claim 1, characterized in that: The opposite side of the side vertical groove 2 (10) is provided with a side vertical groove 1 (9).

5. The external pull type Larsen steel sheet pile according to claim 1, characterized in that: The frame walls of the steel sheet pile 1 (1) and the steel sheet pile 2 (2) are provided with a frame (15), and the four corners of the frame (15) are all welded with triangular blocks (13).

6. The external pull type Larsen steel sheet pile according to claim 5, characterized in that: A support frame (14) is installed at the center of the inner wall of the frame (15).

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