High-hardness engineering steel pipe structure

Abstract

The invention discloses a high-hardness engineering steel pipe structure, and particularly relates to the technical field of engineering steel pipes, the high-hardness engineering steel pipe structure comprises an outer steel layer, an inner steel layer is arranged in the outer steel layer, a pouring layer is arranged between the inner steel layer and the outer steel layer, the pouring layer is made of a steel metal material, and multiple groups of first outer reinforcing rods are welded on the inner wall of the outer steel layer; a plurality of sets of second outer reinforcing rods are welded to the inner wall of the outer steel layer, a plurality of sets of first inner reinforcing rods are welded to the outer wall of the inner steel layer, and a plurality of sets of second inner reinforcing rods are welded to the outer wall of the inner steel layer. By arranging the inner steel layer, the outer steel layer, the first outer reinforcing rods, the second outer reinforcing rods and other structures, the steel pipe is not limited by the material property of the steel pipe, the hardness of the steel pipe is improved by changing the internal structure, the steel pipe is not prone to deformation when being extruded in the pipe body direction, the resistance performance is high, and the service life of the steel pipe is prolonged. Serious deformation can be avoided, and the actual using effect is good.

Description

Technical Field

[0001] The present invention relates to the technical field of engineering steel pipes, and more particularly to a high-hardness engineering steel pipe structure. Background Art

[0002] Engineering steel pipe is a kind of pipe widely used in various engineering projects, with multiple uses and characteristics.

[0003] Although the engineering steel pipes in the prior art can be used normally, they still have many disadvantages in actual use. For example, the engineering steel pipes in the prior art are limited by their own material properties and their hardness may not be high enough. When the engineering steel pipes in the prior art are squeezed along the direction of their pipe body, they may be severely deformed, thereby affecting the normal use of the engineering steel pipes and the actual use effect is not good. Summary of the invention

[0004] In order to overcome the above-mentioned defects of the prior art, an embodiment of the present invention provides a high-hardness engineering steel pipe structure. By providing an inner steel layer, an outer steel layer, a first external reinforcement rod and a second external reinforcement rod and other structures, the present invention is not limited by the properties of its own materials. By changing the internal structure, the hardness of the steel pipe is improved, so that the present invention is difficult to deform when squeezed along the direction of its pipe body, has strong resistance performance, can avoid serious deformation, and has a good actual use effect, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a high-hardness engineering steel pipe structure, comprising an outer steel layer, an inner steel layer is arranged inside the outer steel layer, a casting layer is arranged between the inner steel layer and the outer steel layer, the casting layer is made of steel metal material, a plurality of groups of first outer reinforcement rods are welded on the inner wall of the outer steel layer, a plurality of groups of second outer reinforcement rods are welded on the inner wall of the outer steel layer, a plurality of groups of first inner reinforcement rods are welded on the outer wall of the inner steel layer, and a plurality of groups of second inner reinforcement rods are welded on the outer wall of the inner steel layer.

[0006] In a preferred embodiment, the thickness of the outer steel layer is set to 2 mm.

[0007] In a preferred embodiment, the thickness of the inner steel layer is set to 2 mm.

[0008] In a preferred embodiment, the thickness of the casting layer is set to 4 mm.

[0009] In a preferred embodiment, each group of the first external reinforcement rods are evenly distributed on the inner wall of the outer steel layer in a ring shape, and each group of the second external reinforcement rods are evenly distributed on the inner wall of the outer steel layer in a ring shape.

[0010] In a preferred embodiment, each group of the first inner reinforcement rods are evenly distributed on the outer wall of the inner steel layer in a ring shape, and each group of the second inner reinforcement rods are evenly distributed on the outer wall of the inner steel layer in a ring shape.

[0011] In a preferred embodiment, the first external reinforcement rod is arranged obliquely in a direction away from the second external reinforcement rod, and the second external reinforcement rod is arranged obliquely in a direction away from the first external reinforcement rod.

[0012] In a preferred embodiment, the first inner reinforcement rod is arranged obliquely in a direction away from the second inner reinforcement rod, and the second inner reinforcement rod is arranged obliquely in a direction away from the first inner reinforcement rod.

[0013] Technical effects and advantages of the present invention: The present invention is not limited by the properties of its own materials by providing an inner steel layer, an outer steel layer, a first outer reinforcement rod and a second outer reinforcement rod. The hardness of the steel pipe is improved by changing the internal structure, so that the present invention is difficult to deform when squeezed along the direction of the pipe body, has strong resistance performance, can avoid serious deformation, and has a good actual use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0015] Figure 2 It is a schematic diagram of the overall cross-sectional structure of the present invention.

[0016] Figure 3 For the present invention Figure 2 Enlarged schematic diagram of the structure of part A in the middle.

[0017] Figure 4 For the present invention Figure 2 Enlarged schematic diagram of the structure of part B in the middle.

[0018] The reference numerals are: 1, outer steel layer; 101, first outer reinforcement rod; 102, second outer reinforcement rod; 2, inner steel layer; 201, first inner reinforcement rod; 202, second inner reinforcement rod; 3, casting layer. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] As attached Figure 1 , Attachment Figure 2 , Attachment Figure 3 and attached Figure 4 As shown, the present invention provides a high-hardness engineering steel pipe structure, including an outer steel layer 1, an inner steel layer 2 is arranged inside the outer steel layer 1, a casting layer 3 is arranged between the inner steel layer 2 and the outer steel layer 1, and the casting layer 3 is made of steel metal material, a plurality of groups of first external reinforcement rods 101 are welded on the inner wall of the outer steel layer 1, a plurality of groups of second external reinforcement rods 102 are welded on the inner wall of the outer steel layer 1, a plurality of groups of first internal reinforcement rods 201 are welded on the outer wall of the inner steel layer 2, and a plurality of groups of second internal reinforcement rods 202 are welded on the outer wall of the inner steel layer 2.

[0021] The thickness of the outer steel layer 1 is set to 2 mm.

[0022] The thickness of the inner steel layer 2 is set to 2 mm.

[0023] The thickness of the casting layer 3 is set to 4 mm.

[0024] Each group of the first external reinforcement rods 101 is evenly distributed on the inner wall of the outer steel layer 1 in a ring shape, and each group of the second external reinforcement rods 102 is evenly distributed on the inner wall of the outer steel layer 1 in a ring shape.

[0025] Each group of the first inner reinforcement rods 201 is evenly distributed on the outer wall of the inner steel layer 2 in a ring shape, and each group of the second inner reinforcement rods 202 is evenly distributed on the outer wall of the inner steel layer 2 in a ring shape.

[0026] The first external reinforcement rod 101 is tilted toward a direction away from the second external reinforcement rod 102 , and the second external reinforcement rod 102 is tilted toward a direction away from the first external reinforcement rod 101 .

[0027] In a preferred embodiment, the first inner reinforcement rod 201 is tilted toward a direction away from the second inner reinforcement rod 202 , and the second inner reinforcement rod 202 is tilted toward a direction away from the first inner reinforcement rod 201 .

[0028] The specific implementation method is as follows: when the present invention is used, when the steel pipe is squeezed along the direction of its tube body, no matter which end the force is applied from, the first external reinforcement rod 101, the second external reinforcement rod 102, the first internal reinforcement rod 201 and the second internal reinforcement rod 202 inside will all have the effect of outward reinforcement, and after the casting layer 3 is cast, solidified and hardened, the inner steel layer 2 and the outer steel layer 1 will be firmly connected together, and then the first external reinforcement rod 101, the second external reinforcement rod 102, the first internal reinforcement rod 201 and the second internal reinforcement rod 202 will also be connected together under the action of the casting layer 3, so that the hardness of the steel pipe is relatively high, which makes the present invention not limited by its own material properties, and the hardness of the steel pipe is improved by changing the internal structure, so that the present invention is difficult to deform when squeezed along the direction of its tube body, has strong resistance performance, can avoid serious deformation, and has a better actual use effect.

[0029] Working principle of the present invention: Refer to the instruction manual Figure 1 , Attachment Figure 2 , Attachment Figure 3 and attached Figure 4 When using the present invention, by providing the inner steel layer 2, the outer steel layer 1, the first outer reinforcement rod 101 and the outer reinforcement rod 102 and other structures, the present invention is not limited by the material properties of itself. By changing the internal structure, the hardness of the steel pipe is improved, making it difficult for the present invention to be deformed when being squeezed along the direction of the pipe body, and the resistance performance is strong, which can avoid serious deformation and has a good actual use effect.

[0030] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change; Secondly: In the drawings of the embodiments disclosed in the present invention, only the structures related to the embodiments disclosed in the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other; Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-hardness engineering steel pipe structure, comprising an outer steel layer (1), characterized in that: An inner steel layer (2) is arranged inside the outer steel layer (1), a casting layer (3) is arranged between the inner steel layer (2) and the outer steel layer (1), and the casting layer (3) is made of steel metal material; a plurality of first outer reinforcement rods (101) are welded on the inner wall of the outer steel layer (1), a plurality of second outer reinforcement rods (102) are welded on the inner wall of the outer steel layer (1), a plurality of first inner reinforcement rods (201) are welded on the outer wall of the inner steel layer (2), and a plurality of second inner reinforcement rods (202) are welded on the outer wall of the inner steel layer (2).

2. A high-hardness engineering steel pipe structure according to claim 1, characterized in that: The thickness of the outer steel layer (1) is set to 2 mm.

3. The high-hardness engineering steel pipe structure according to claim 1, characterized in that: The thickness of the inner steel layer (2) is set to 2 mm.

4. The high-hardness engineering steel pipe structure according to claim 1, characterized in that: The thickness of the casting layer (3) is set to 4 mm.

5. The high-hardness engineering steel pipe structure according to claim 1, characterized in that: Each group of the first external reinforcement rods (101) is evenly distributed on the inner wall of the outer steel layer (1) in a ring shape, and each group of the second external reinforcement rods (102) is evenly distributed on the inner wall of the outer steel layer (1) in a ring shape.

6. The high-hardness engineering steel pipe structure according to claim 1, characterized in that: Each group of the first inner reinforcement rods (201) is evenly distributed on the outer wall of the inner steel layer (2) in a ring shape, and each group of the second inner reinforcement rods (202) is evenly distributed on the outer wall of the inner steel layer (2) in a ring shape.

7. The high-hardness engineering steel pipe structure according to claim 1, characterized in that: The first external reinforcement rod (101) is arranged obliquely in a direction away from the second external reinforcement rod (102), and the second external reinforcement rod (102) is arranged obliquely in a direction away from the first external reinforcement rod (101).

8. The high-hardness engineering steel pipe structure according to claim 1, characterized in that: The first inner reinforcement rod (201) is arranged obliquely in a direction away from the second inner reinforcement rod (202), and the second inner reinforcement rod (202) is arranged obliquely in a direction away from the first inner reinforcement rod (201).

Images