Novel steel sheet pile for construction engineering

Abstract

The utility model relates to the technical field of construction engineering, in particular to a novel steel sheet pile for construction engineering, which comprises a first steel sheet pile, stable mounting mechanisms are arranged on the surfaces of the bottoms of the first steel sheet pile and a second steel sheet pile, and anti-oxidation mechanisms are arranged on the surfaces of the first steel sheet pile and the second steel sheet pile. And stacking facilitating mechanisms are arranged on the surfaces of the first steel sheet pile and the second steel sheet pile. According to the steel sheet pile, the phenomenon that the first steel sheet pile and the second steel sheet pile topple over in the using process of the steel sheet pile is avoided, and the phenomenon that the surfaces of the first steel sheet pile and the second steel sheet pile rust in the using process of the steel sheet pile is avoided, so that the steel sheet pile is better in oxidation resistance and more durable in use; and in addition, the steel sheet piles can be stacked together to be stored when being placed, so that the surfaces of the steel sheet piles cannot be damaged when the steel sheet piles are stacked, and the occupied space is smaller when the steel sheet piles are stored.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a new type of steel sheet pile used for construction engineering. Background Art

[0002] Steel sheet pile cofferdam is one of the most commonly used cofferdam methods in engineering construction. Its advantages are: wide range of use, good rigid support effect, high strength, easy mechanical insertion and construction, can be constructed in different environments such as dry land and deep water, can be reused many times, etc. Therefore, it is widely used in bridge foundation construction.

[0003] Traditional steel sheet pile cofferdams are formed by interlacing multiple steel sheet piles end to end according to a certain size, and the interfaces are simple cross-section tortuous cooperation. The existing steel sheet piles still have some disadvantages to a certain extent. The steel sheet piles need to be installed before use. The existing steel sheet piles are not stable enough during installation, which easily leads to the first steel sheet pile and the second steel sheet pile toppling over during the use of the steel sheet piles; the surfaces of the first steel sheet pile and the second steel sheet pile are easily oxidized and rusted when the steel sheet piles are in use, and the existing steel sheet piles have poor antioxidant properties when in use, which easily leads to the first steel sheet pile and the second steel sheet pile rusting on the surface during the use of the steel sheet piles, which reduces the antioxidant properties of the steel sheet piles when in use and makes them not durable enough; the steel sheet piles need to be stacked and stored when in use, and the existing steel sheet piles are not convenient for stacking and storage, which makes it easy for the steel sheet piles to cause damage to the surface of the steel sheet piles when they are stacked, and increases the space occupied by the steel sheet piles when stored. Utility Model Content

[0004] The purpose of the utility model is to provide a new type of steel sheet pile for construction projects to solve the problems in the above background technology that the steel sheet piles are not stable enough during installation, have poor anti-oxidation performance, and are not convenient to stack and store.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new type of steel sheet pile for construction engineering, comprising a first steel sheet pile, a second steel sheet pile is arranged on the surface of the first steel sheet pile, a stable installation mechanism is arranged on the surface of the bottom position of the first steel sheet pile and the second steel sheet pile, the interior of the stable installation mechanism includes an installation column, a fixing tube and a stable installation part, the surface of the first steel sheet pile and the second steel sheet pile are both provided with an anti-oxidation mechanism, the interior of the anti-oxidation mechanism includes a second anti-oxidation layer, a first anti-oxidation layer, an anti-rust layer and a waterproof coating layer, the surface of the first steel sheet pile and the second steel sheet pile are both provided with a convenient stacking mechanism, the interior of the convenient stacking mechanism includes a positioning card, a positioning card slot and a convenient stacking part.

[0006] Preferably, the stable mounting portion is arranged on the surface of the first steel sheet pile and the second steel sheet pile, and the stable mounting portion is composed of a first magnet, a second magnet and a stable suction cup, and the surfaces at the bottom positions of the first steel sheet pile and the second steel sheet pile are both installed with mounting columns, and the surfaces at the bottom positions of the first steel sheet pile and the second steel sheet pile are both installed with fixing tubes.

[0007] Preferably, a stabilizing suction cup for enhancing the stability of the first steel sheet pile and the second steel sheet pile is provided below the fixed cylinder, one end of the stabilizing suction cup extends into the interior of the fixed cylinder and slidably cooperates with the inner wall of the fixed cylinder, the surface of the stabilizing suction cup is installed with a second magnet, the inner wall of the fixed cylinder is installed with a first magnet, and the surfaces of the first magnet and the second magnet are magnetically attracted to each other.

[0008] Preferably, the surfaces of the first steel sheet pile and the second steel sheet pile are both covered with a second anti-oxidation layer, the surface of the second anti-oxidation layer is bonded to the surfaces of the first steel sheet pile and the second steel sheet pile, the surface of the second anti-oxidation layer is provided with a first anti-oxidation layer for anti-oxidation of the surfaces of the first steel sheet pile and the second steel sheet pile, and the surface of the first anti-oxidation layer is bonded to the surface of the second anti-oxidation layer away from the first steel sheet pile and the second steel sheet pile.

[0009] Preferably, an anti-rust layer is adhered to the surface of the first anti-oxidation layer, and the surface of the anti-rust layer is covered with a waterproof coating layer for preventing the surfaces of the first steel sheet pile and the second steel sheet pile from rusting, and the surface of the waterproof coating layer is bonded to the surface of the anti-rust layer away from the first anti-oxidation layer.

[0010] Preferably, the convenient stacking portion is arranged on the surface of the first steel sheet pile and the second steel sheet pile, the convenient stacking portion is composed of a protective pad and a rubber layer, and the inner walls of the first steel sheet piles are all adhered with protective pads.

[0011] Preferably, a rubber layer is adhered to the surface of the second steel sheet piles, the rubber layer is in contact with the surface of the protective pad, and the inner walls of the first steel sheet piles are installed with positioning clips for positioning and stacking the second steel sheet piles.

[0012] Preferably, the surfaces of the second steel sheet piles are provided with positioning grooves, and the positioning grooves are engaged with the surfaces of the positioning clips.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the new steel sheet pile for construction engineering not only enables the first steel sheet pile and the second steel sheet pile to be stably installed at the designated position when the steel sheet pile is used, but also avoids the phenomenon that the first steel sheet pile and the second steel sheet pile fall down during the use of the steel sheet pile, and avoids the phenomenon that the surfaces of the first steel sheet pile and the second steel sheet pile rust during the use of the steel sheet pile, so that the anti-oxidation performance of the steel sheet pile is better and more durable when used, but also enables the steel sheet piles to be stacked together for storage when placed, so that the steel sheet piles will not cause damage to the surface of the steel sheet piles when stacked, so that the space occupied by the steel sheet piles when stored is smaller;

[0014] 1. By providing a stable installation mechanism, the first steel sheet pile and the second steel sheet pile drive the installation column to move to the inside of the ground, and the first steel sheet pile and the second steel sheet pile are positioned and installed under the action of the installation column. Subsequently, the user places the stabilizing suction cup on the surface of the fixing cylinder so that one end of the stabilizing suction cup moves to the inside of the fixing cylinder. At this time, the stabilizing suction cup drives the second magnet to move to contact with the surface of the first magnet, and the stabilizing suction cup is installed on the surface of the fixing cylinder under the magnetic attraction of the second magnet and the first magnet. Under the action of the stabilizing suction cup, the stability of the first steel sheet pile and the second steel sheet pile during installation is further improved, and the function of stable installation of the steel sheet pile is realized, so that the first steel sheet pile and the second steel sheet pile can be stably installed at the specified position when the steel sheet pile is used, and the phenomenon of the first steel sheet pile and the second steel sheet pile tipping over during the use of the steel sheet pile is avoided;

[0015] 2. By providing an anti-oxidation mechanism, the surfaces of the first steel sheet pile and the second steel sheet pile are waterproofed and anti-rusted under the joint action of the waterproof coating layer and the anti-rust layer, thereby preventing the first steel sheet pile and the second steel sheet pile from rusting on their surfaces. Under the joint action of the second anti-oxidation layer and the first anti-oxidation layer, the surfaces of the first steel sheet pile and the second steel sheet pile are anti-oxidized, so that the surfaces of the first steel sheet pile and the second steel sheet pile will not be affected by oxidation and their service life will not be affected, thereby realizing the function of the steel sheet piles to prevent the surfaces of the first steel sheet pile and the second steel sheet pile from rusting during the use of the steel sheet piles, thereby preventing the steel sheet piles from rusting on their surfaces during use, and making the steel sheet piles have better anti-oxidation performance and more durable when in use;

[0016] 3. By providing a convenient stacking mechanism, the user places the second steel sheet pile on the surface of the first steel sheet pile. At this time, the second steel sheet pile drives the rubber layer to move to contact the surface of the protective pad. Under the joint action of the protective pad and the rubber layer, the surfaces of the first steel sheet pile and the second steel sheet pile are protected. At this time, the first steel sheet pile drives the positioning card to be clamped into the interior of the positioning card slot. Under the joint action of the positioning card and the positioning card slot, the second steel sheet pile is positioned and placed inside the first steel sheet pile. The second steel sheet pile and the first steel sheet pile are stacked, realizing the function of convenient stacking of steel sheet piles, so that the steel sheet piles can be stacked together for storage when they are placed, so that the steel sheet piles will not cause damage to the surface of the steel sheet piles when they are stacked, and the space occupied by the steel sheet piles when stored is smaller. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model in a top view;

[0019] Figure 3 It is a schematic diagram of the enlarged structure of the main cross-section of the utility model;

[0020] Figure 4 For the utility model Figure 2 An enlarged structural diagram of the stable mounting mechanism;

[0021] Figure 5 For the utility model Figure 2 Schematic diagram of the enlarged structure of the antioxidant mechanism in the body;

[0022] Figure 6 For the utility model Figure 3 Schematic diagram of the enlarged structure of the convenient stacking mechanism.

[0023] In the figure: 1. first steel sheet pile; 101. second steel sheet pile; 2. stable installation mechanism; 201. installation column; 202. fixing cylinder; 203. stable installation part; 2031. first magnet; 2032. second magnet; 2033. stable suction cup; 3. anti-oxidation mechanism; 301. second anti-oxidation layer; 302. first anti-oxidation layer; 303. anti-rust layer; 304. waterproof coating layer; 4. convenient stacking mechanism; 401. positioning card; 402. positioning card slot; 403. convenient stacking part; 4031. protective pad; 4032. rubber layer. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. In addition, the terms "first", "second", "third", "upper, lower, left, right", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. At the same time, in the description of the present invention, unless otherwise clearly specified and limited, the terms "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0025] The utility model provides a new type of steel sheet pile structure for construction engineering. Figure 1 and Figure 2 As shown, it comprises a first steel sheet pile 1 , and a second steel sheet pile 101 is arranged on the surface of the first steel sheet pile 1 .

[0026] Furthermore, if Figure 2 and Figure 4 As shown, the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 at the bottom position are both provided with a stable installation mechanism 2, and the interior of the stable installation mechanism 2 includes a mounting column 201, a fixing cylinder 202 and a stable installation portion 203, and the stable installation portion 203 is arranged on the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101, and the stable installation portion 203 is composed of a first magnet 2031, a second magnet 2032 and a stable suction cup 2033. The surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 at the bottom position are both provided with a mounting column 201, and the first steel sheet pile 1 and the second steel sheet pile 101 are provided with a stable installation mechanism 2. A fixing cylinder 202 is installed on the surface of the bottom position of the two steel sheet piles 101, and a stabilizing suction cup 2033 is arranged below the fixing cylinder 202 to enhance the stability of the first steel sheet pile 1 and the second steel sheet pile 101. One end of the stabilizing suction cup 2033 extends to the interior of the fixing cylinder 202 and slidably cooperates with the inner wall of the fixing cylinder 202, and a second magnet 2032 is installed on the surface of the stabilizing suction cup 2033. The inner wall of the fixing cylinder 202 is installed with a first magnet 2031, and the surfaces of the first magnet 2031 and the second magnet 2032 are magnetically attracted to each other.

[0027] During implementation, the first steel sheet pile 1 and the second steel sheet pile 101 drive the installation column 201 to move to the inside of the ground, and the first steel sheet pile 1 and the second steel sheet pile 101 are positioned and installed under the action of the installation column 201. Subsequently, the user places the stabilizing suction cup 2033 on the surface of the fixed cylinder 202, so that one end of the stabilizing suction cup 2033 moves to the inside of the fixed cylinder 202. At this time, the stabilizing suction cup 2033 drives the second magnet 2032 to move to contact the surface of the first magnet 2031, and the stabilizing suction cup 2033 is installed on the surface of the fixed cylinder 202 under the magnetic attraction of the second magnet 2032 and the first magnet 2031. Under the action of the stabilizing suction cup 2033, the stability of the first steel sheet pile 1 and the second steel sheet pile 101 during installation is further improved, so as to realize the function of stable installation of the steel sheet piles.

[0028] Furthermore, if Figure 2 and Figure 5 As shown, the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 are both provided with an anti-oxidation mechanism 3, the interior of the anti-oxidation mechanism 3 includes a second anti-oxidation layer 301, a first anti-oxidation layer 302, an anti-rust layer 303 and a waterproof coating layer 304, the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 are both covered with the second anti-oxidation layer 301, the surface of the second anti-oxidation layer 301 is bonded to the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101, and the surface of the second anti-oxidation layer 301 is provided with a The surface of the pile 101 is provided with a first anti-oxidation layer 302 for anti-oxidation, and the surface of the first anti-oxidation layer 302 is bonded to the surface of the second anti-oxidation layer 301 away from the first steel sheet pile 1 and the second steel sheet pile 101. The surface of the first anti-oxidation layer 302 is adhered with an anti-rust layer 303, and the surface of the anti-rust layer 303 is covered with a waterproof coating layer 304 for preventing the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 from rusting, and the surface of the waterproof coating layer 304 is bonded to the surface of the anti-rust layer 303 away from the first anti-oxidation layer 302.

[0029] During implementation, the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 are waterproofed and rust-proofed under the joint action of the waterproof coating layer 304 and the anti-rust layer 303, so as to avoid rust on the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101. The surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 are anti-oxidized under the joint action of the second anti-oxidation layer 301 and the first anti-oxidation layer 302, so that the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 will not be affected by oxidation and the service life of the first steel sheet pile 1 and the second steel sheet pile 101 will be realized, so as to realize the function of the steel sheet piles to anti-oxidize the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101.

[0030] Furthermore, if Figure 3 and Figure 6As shown, the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 are both provided with a convenient stacking mechanism 4, the interior of the convenient stacking mechanism 4 includes a positioning card 401, a positioning card slot 402 and a convenient stacking portion 403, the convenient stacking portion 403 is arranged on the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101, the convenient stacking portion 403 is composed of a protective pad 4031 and a rubber layer 4032, the inner wall of the first steel sheet pile 1 is adhered with a protective pad 4031, the surface of the second steel sheet pile 101 is adhered with a rubber layer 4032, the rubber layer 4032 is in contact with the surface of the protective pad 4031, the inner wall of the first steel sheet pile 1 is installed with a positioning card 401 for positioning and stacking the second steel sheet pile 101, the surface of the second steel sheet pile 101 is provided with a positioning card slot 402, the positioning card slot 402 and the surface of the positioning card 401 are engaged with each other.

[0031] During implementation, the user places the second steel sheet pile 101 on the surface of the first steel sheet pile 1. At this time, the second steel sheet pile 101 drives the rubber layer 4032 to move to contact the surface of the protective pad 4031. Under the joint action of the protective pad 4031 and the rubber layer 4032, the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 are protected. At this time, the first steel sheet pile 1 drives the positioning card 401 to be clamped into the inside of the positioning card slot 402. Under the joint action of the positioning card 401 and the positioning card slot 402, the second steel sheet pile 101 is positioned and placed inside the first steel sheet pile 1. The second steel sheet pile 101 and the first steel sheet pile 1 are stacked to realize the function of convenient stacking of steel sheet piles.

[0032] Working principle: When in use, first place the first steel sheet pile 1 and the second steel sheet pile 101 at the designated positions respectively, and the first steel sheet pile 1 and the second steel sheet pile 101 drive the installation column 201 to move to the inside of the ground, and the first steel sheet pile 1 and the second steel sheet pile 101 are positioned and installed under the action of the installation column 201, and then the user places the stabilizing suction cup 2033 on the surface of the fixing cylinder 202, so that one end of the stabilizing suction cup 2033 moves to the inside of the fixing cylinder 202, at this time, the stabilizing suction cup 2033 drives the second magnet 2032 to move to the first magnet The surface of the fixed cylinder 202 is in contact with the surface of the second magnet 2032, and the stabilizing suction cup 2033 is installed on the surface of the fixed cylinder 202 under the magnetic attraction of the second magnet 2032 and the first magnet 2031. The stability of the first steel sheet pile 1 and the second steel sheet pile 101 during installation is further improved under the action of the stabilizing suction cup 2033, so as to realize the function of stable installation of the steel sheet piles, so that the first steel sheet pile 1 and the second steel sheet pile 101 can be stably installed at the specified position when the steel sheet piles are used, avoiding the phenomenon of the first steel sheet pile 1 and the second steel sheet pile 101 tipping over during the use of the steel sheet piles.

[0033] Subsequently, under the joint action of the waterproof coating layer 304 and the anti-rust layer 303, the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 are waterproofed and anti-rusted to avoid rust on the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101. Under the joint action of the second anti-oxidation layer 301 and the first anti-oxidation layer 302, the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 are anti-oxidized, so that the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 will not be affected by oxidation and the service life of the first steel sheet pile 1 and the second steel sheet pile 101 will be affected, so as to realize the function of the steel sheet pile to anti-oxidize the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101, thereby avoiding rust on the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 during the use of the steel sheet piles, so that the steel sheet piles have better anti-oxidation performance and are more durable during use.

[0034] Subsequently, the user places the second steel sheet pile 101 on the surface of the first steel sheet pile 1. At this time, the second steel sheet pile 101 drives the rubber layer 4032 to move to contact the surface of the protective pad 4031. Under the joint action of the protective pad 4031 and the rubber layer 4032, the surfaces of the first steel sheet pile 1 and the second steel sheet pile 101 are protected. At this time, the first steel sheet pile 1 drives the positioning card 401 to be clamped into the interior of the positioning card slot 402. Under the joint action of the positioning card 401 and the positioning card slot 402, the second steel sheet pile 101 is positioned and placed inside the first steel sheet pile 1. The second steel sheet pile 101 and the first steel sheet pile 1 are stacked to realize the function of convenient stacking of the steel sheet piles, so that the steel sheet piles can be stacked together for storage when placed, so that the steel sheet piles will not cause damage to the surface of the steel sheet piles when stacked, and the space occupied by the steel sheet piles when stored is smaller, thereby completing the use of the steel sheet piles.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A new type of steel sheet pile for construction engineering, comprising a first steel sheet pile (1), characterized in that: A second steel sheet pile (101) is arranged on the surface of the first steel sheet pile (1), and a stable mounting mechanism (2) is arranged on the surface at the bottom position of the first steel sheet pile (1) and the second steel sheet pile (101), and the interior of the stable mounting mechanism (2) includes a mounting column (201), a fixing tube (202) and a stable mounting portion (203). An anti-oxidation mechanism (3) is arranged on the surface of the first steel sheet pile (1) and the second steel sheet pile (101), and the interior of the anti-oxidation mechanism (3) includes a second anti-oxidation layer (301), a first anti-oxidation layer (302), an anti-rust layer (303) and a waterproof coating layer (304). A convenient stacking mechanism (4) is arranged on the surface of the first steel sheet pile (1) and the second steel sheet pile (101), and the interior of the convenient stacking mechanism (4) includes a positioning card (401), a positioning card slot (402) and a convenient stacking portion (403).

2. A new type of steel sheet pile for construction engineering according to claim 1, characterized in that: The stable mounting part (203) is arranged on the surface of the first steel sheet pile (1) and the second steel sheet pile (101), and the stable mounting part (203) is composed of a first magnet (2031), a second magnet (2032) and a stabilizing suction cup (2033). The surfaces at the bottom positions of the first steel sheet pile (1) and the second steel sheet pile (101) are both installed with mounting columns (201), and the surfaces at the bottom positions of the first steel sheet pile (1) and the second steel sheet pile (101) are both installed with fixing tubes (202).

3. A new type of steel sheet pile for construction engineering according to claim 2, characterized in that: A stabilizing suction cup (2033) for enhancing the stability of the first steel sheet pile (1) and the second steel sheet pile (101) is arranged below the fixing cylinder (202); one end of the stabilizing suction cup (2033) extends into the interior of the fixing cylinder (202) and slidably cooperates with the inner wall of the fixing cylinder (202); the surface of the stabilizing suction cup (2033) is installed with a second magnet (2032); the inner wall of the fixing cylinder (202) is installed with a first magnet (2031); the surfaces of the first magnet (2031) and the second magnet (2032) are magnetically attracted to each other.

4. A new type of steel sheet pile for construction engineering according to claim 1, characterized in that: The surfaces of the first steel sheet pile (1) and the second steel sheet pile (101) are both covered with a second anti-oxidation layer (301), the surface of the second anti-oxidation layer (301) is bonded to the surfaces of the first steel sheet pile (1) and the second steel sheet pile (101), the surface of the second anti-oxidation layer (301) is provided with a first anti-oxidation layer (302) for anti-oxidation of the surfaces of the first steel sheet pile (1) and the second steel sheet pile (101), the surface of the first anti-oxidation layer (302) is bonded to the surface of the second anti-oxidation layer (301) away from the first steel sheet pile (1) and the second steel sheet pile (101).

5. A new type of steel sheet pile for construction engineering according to claim 4, characterized in that: The surface of the first anti-oxidation layer (302) is adhered with an anti-rust layer (303), and the surface of the anti-rust layer (303) is covered with a waterproof coating layer (304) for preventing the surfaces of the first steel sheet pile (1) and the second steel sheet pile (101) from rusting, and the surface of the waterproof coating layer (304) is bonded to the surface of the anti-rust layer (303) away from the first anti-oxidation layer (302).

6. A new type of steel sheet pile for construction engineering according to claim 1, characterized in that: The convenient stacking portion (403) is arranged on the surface of the first steel sheet pile (1) and the second steel sheet pile (101), and the convenient stacking portion (403) is composed of a protective pad (4031) and a rubber layer (4032), and the inner wall of the first steel sheet pile (1) is adhered with the protective pad (4031).

7. The new type of steel sheet pile for construction engineering according to claim 1, characterized in that: The surfaces of the second steel sheet piles (101) are all adhered with a rubber layer (4032), and the rubber layer (4032) is in contact with the surface of the protective pad (4031). The inner walls of the first steel sheet piles (1) are all installed with positioning clips (401) for positioning and stacking the second steel sheet piles (101).

8. The new type of steel sheet pile for construction engineering according to claim 1, characterized in that: The surfaces of the second steel sheet piles (101) are provided with positioning slots (402), and the positioning slots (402) and the surfaces of the positioning clips (401) are engaged with each other.

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