Novel double-wall corrugated pipe

Abstract

The utility model discloses a novel double-wall corrugated pipe which comprises a corrugated pipe body, the corrugated pipe body comprises a PVC plastic layer, an antibacterial coating is arranged in the PVC plastic layer, the outer layer of the corrugated pipe body is the PVC plastic layer, a cage-shaped aluminum-magnesium alloy net is arranged in the PVC plastic layer, an annular steel plate is fixed to the position, corresponding to a wave crest, of the aluminum-magnesium alloy net, and the outer layer of the corrugated pipe body is the PVC plastic layer. The outer surface of the end part of the corrugated pipe main body is provided with fixing grooves which are uniformly distributed, threaded rods are screwed in the fixing grooves, and fixing blocks at the tops of the threaded rods are movably connected with U-shaped plates through bearings, so that the overall strength of the corrugated pipe is improved, the toughness and the tensile capacity of the corrugated pipe are improved, and the service life of the corrugated pipe is prolonged. And two corrugated pipes can be conveniently fixed, and the corrosion resistance and cracking resistance of the inner wall of the pipeline are effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of corrugated pipes, and particularly relates to a novel double-wall corrugated pipe. Background Art

[0002] Double-wall corrugated pipe is a new type of pipe with an annular outer wall and a smooth inner wall. The corrugated pipe has been widely used due to its convenient construction, strong impact resistance and stable chemical properties.

[0003] In order to simplify the connection structure between bellows and optimize the corrosion and cracking problems of the inner layer of the bellows, a new double-walled bellows with fixed thread grooves is proposed. Utility Model Content

[0004] In order to solve the problems existing in the prior art, the utility model provides a new double-wall corrugated pipe which improves the overall strength of the corrugated pipe, increases the toughness and tensile strength of the corrugated pipe, can conveniently fix two corrugated pipes, and effectively improves the corrosion resistance and cracking performance of the inner wall of the pipeline.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a novel double-wall corrugated pipe, comprising a corrugated pipe body, the corrugated pipe body comprising a PVC plastic layer, the PVC plastic layer being provided with an antibacterial coating, the outer layer of the corrugated pipe body being a PVC plastic layer, and the PVC plastic layer being provided with a cage-shaped aluminum-magnesium alloy mesh, the aluminum-magnesium alloy mesh being fixed with an annular steel plate at the position corresponding to the wave crest, the outer surface of the end of the corrugated pipe body being provided with evenly distributed fixing grooves, a threaded rod being screwed in the fixing groove, and the fixing block at the top of the threaded rod being movably connected to the U-shaped plate through a bearing.

[0006] As a preferred technical solution, the inner layer of the antibacterial coating is provided with a ceramic coating with a thickness of 1-1.5 mm.

[0007] As a preferred technical solution, the outer cross-section of the fixing block is a regular hexagon.

[0008] As a preferred technical solution, the thickness of the fixing groove is two-thirds to three-quarters of the bellows body, and an adaptive metal sheet is provided in the fixing groove.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. Improve the overall strength of the bellows, and increase the toughness and tensile strength of the bellows.

[0011] 2. Two corrugated pipes can be conveniently fixed.

[0012] 3. Effectively improve the anti-corrosion and cracking performance of the inner wall of the pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the internal structure of the utility model.

[0014] Figure 2 It is a schematic diagram of the surface structure of the utility model.

[0015] Figure 3 It is a schematic diagram of the U-shaped fixing structure of the utility model.

[0016] In the figure: 1 bellows body, 11 annular steel plate, 12 aluminum-magnesium alloy mesh, 13 PVC plastic layer, 14 antibacterial coating, 15 ceramic coating, 2 fixing groove, 3 U-shaped plate, 31 bearing, 32 threaded rod. DETAILED DESCRIPTION

[0017] 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 them. 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.

[0018] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention. Example

[0019] See attached Figure 1-3 As shown, a novel double-wall corrugated pipe comprises a corrugated pipe body 1, wherein the corrugated pipe body 1 comprises a PVC plastic layer 1, wherein an antibacterial coating 14 is arranged inside the PVC plastic layer 1, wherein the outer layer of the corrugated pipe body 1 is a PVC plastic layer 1, and wherein a cage-shaped aluminum-magnesium alloy mesh 12 is arranged inside the PVC plastic layer 1, wherein an annular steel plate 11 is fixed at a position corresponding to a wave crest of the aluminum-magnesium alloy mesh 12, wherein evenly distributed fixing grooves 2 are arranged on the outer surface of the end portion of the corrugated pipe body 1, wherein a threaded rod 32 is screwed inside the fixing groove 2, and a fixing block 31 at the top of the threaded rod 32 is movably connected to a U-shaped plate 3 through a bearing.

[0020] As a preferred technical solution, the inner layer of the antibacterial coating 14 is provided with a ceramic coating 15 with a thickness of 1-1.5 mm.

[0021] As a preferred technical solution, the outer cross-section of the fixing block 31 is a regular hexagon.

[0022] As a preferred technical solution, the thickness of the fixing groove 2 is two-thirds to three-quarters of the bellows body 1 , and an adaptable metal sheet is provided in the fixing groove 2 .

[0023] Working principle: In the outer layer of the corrugated pipe, a cage-shaped aluminum-magnesium alloy mesh 12 and an annular steel plate 11 are provided in the PVC plastic layer 1, which improves the overall strength of the corrugated pipe and increases the toughness and tensile strength of the corrugated pipe. The outer surface of the end of the corrugated pipe body 1 is provided with evenly distributed fixing grooves 2, and the thickness of the fixing grooves 2 is two-thirds to three-quarters of the corrugated pipe body 1. The fixing block 31 at the top of the threaded rod 32 is movably connected to the U-shaped plate 3 through a bearing, which can conveniently fix the two corrugated pipes. A ceramic coating 15 with a thickness of 1-1.5mm is provided on the inner layer of the antibacterial coating 14, which effectively improves the corrosion and cracking resistance of the inner wall of the pipeline.

[0024] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description. Therefore, it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model, and any figure marks in the claims should not be regarded as limiting the claims involved.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A novel double-wall corrugated pipe, comprising a corrugated pipe body, wherein the corrugated pipe body comprises a PVC plastic layer, wherein an antibacterial coating is provided in the PVC plastic layer, wherein: The outer layer of the bellows body is a PVC plastic layer, and a cage-shaped aluminum-magnesium alloy mesh is arranged inside the PVC plastic layer, and an annular steel plate is fixed to the aluminum-magnesium alloy mesh at the position corresponding to the wave crest. The outer surface of the end of the bellows body is provided with evenly distributed fixing grooves, and a threaded rod is screwed in the fixing groove. The fixing block on the top of the threaded rod is movably connected to the U-shaped plate through a bearing.

2. According to claim 1, a novel double-wall corrugated pipe is characterized in that: The inner layer of the antibacterial coating is provided with a ceramic coating with a thickness of 1-1.5 mm.

3. According to the novel double-wall corrugated pipe of claim 1, it is characterized in that: The outer cross section of the fixing block is a regular hexagon.

4. According to claim 1, the novel double-wall corrugated pipe is characterized in that: The thickness of the fixing groove is two-thirds to three-quarters of the bellows body, and a matching metal sheet is arranged in the fixing groove.

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