Pph pipe structure with multiple built-in reinforcing ribs

Abstract

The utility model relates to the technical field of pph pipes, and discloses a pph pipe structure with multiple built-in reinforcing ribs, which solves the problem that the existing pph pipe is poor in compression resistance and tensile property, and comprises a pph pipe body, the pph pipe body is composed of a pph pipe base layer, a first reinforcing net rack, a second reinforcing net rack, a plurality of positioning connecting arms and a plurality of tie bars, the first reinforcing net rack, the second reinforcing net rack, the positioning connecting arm and the tie bar are all located in the pph pipe base layer, the second reinforcing net rack is located on the outer surface of the first reinforcing net rack, and the positioning connecting arm and the tie bar are both fixedly connected between the first reinforcing net rack and the second reinforcing net rack; by means of the pph pipe structure with the multiple built-in reinforcing ribs, the overall tensile property and the compressive property of the pph pipe can be improved, the application range of the pph pipe is further widened, and the service life of the pph pipe is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of PPH pipes, in particular to a PPH pipe structure with multiple internal reinforcing ribs. Background Art

[0002] PPH pipe is β-modified ordinary PP material to make it have a uniform and delicate Beta crystal structure. It has excellent chemical corrosion resistance, wear resistance, insulation and high temperature resistance, and the working temperature can reach 100℃.

[0003] At present, many chlor-alkali, chemical, chemical fiber, smelting and other industries at home and abroad mostly use PPH pipes when transporting media at higher temperatures. This type of pipe is formed into a round tube structure by extrusion molding, and the compression and tensile effects are mainly obtained by material modification, but its compression and tensile properties cannot be further improved. Therefore, the existing PPH pipe still has great limitations in use. Therefore, the present application proposes a pph pipe structure with multiple built-in reinforcing ribs to improve the existing pph pipe. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a PPH pipe structure with multiple internal reinforcing ribs, which effectively solves the problem of poor compression and tensile properties of the existing PPH pipe.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PPH pipe structure with multiple built-in reinforcing ribs, including a PPH pipe body, wherein the PPH pipe body is composed of a PPH pipe base layer, a first reinforcing grid, a second reinforcing grid, a plurality of positioning connecting arms and a plurality of tie bars, the first reinforcing grid, the second reinforcing grid, the positioning connecting arms and the tie bars are all located inside the PPH pipe base layer, the second reinforcing grid is located on the outer surface of the first reinforcing grid, and the positioning connecting arms and the tie bars are all fixedly connected between the first reinforcing grid and the second reinforcing grid.

[0006] Preferably, the inner surface of the first reinforcing grid is fixedly provided with a plurality of flexible tie bars 1 inserted into the pph tube base layer, and the outer surface of the second reinforcing grid is fixedly provided with a plurality of flexible tie bars 2 inserted into the pph tube base layer.

[0007] Preferably, the first reinforcement grid and the second reinforcement grid are both composed of a metal support frame and a reinforcement mesh tube, the reinforcement mesh tube is fixedly connected to the inner surface of the metal support frame, and the flexible tie rods 1 and 2 are both fixedly connected to the reinforcement mesh tube.

[0008] Preferably, the metal support frame is composed of a plurality of annular metal reinforcement ribs and a plurality of strip metal reinforcement ribs, and the annular metal reinforcement ribs and the strip metal reinforcement ribs are welded connection structures.

[0009] Preferably, the reinforcing mesh tube is woven from a plurality of flexible tie bars three, the flexible tie bars three and the flexible tie bars one, the flexible tie bars two and the tie bars are an integrated woven structure, and the reinforcing mesh tube and the metal support frame are a binding connection structure.

[0010] Preferably, the flexible tie rod three, the flexible tie rod one, the flexible tie rod two and the tie rod are all composed of a plurality of glass fibers, stainless steel fibers, nylon fibers and polypropylene fibers, and the glass fibers, the stainless steel fibers, the nylon fibers and the polypropylene fibers are in a twisted connection structure.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) In operation, by setting up a PPH pipe body consisting of a PPH pipe base, a first reinforcing grid, a second reinforcing grid, a plurality of positioning connecting arms and a plurality of tie bars, double-layer reinforcement can be achieved by implanting the first reinforcing grid and the second reinforcing grid, effectively improving the compressive and tensile properties of the pipe, thereby increasing the use range and service life of the pipe;

[0013] (2) By providing flexible tie bars 1 and 2, the stability of the connection between the first reinforcing grid and the second reinforcing grid and the PPH pipe base layer can be improved. By providing the first reinforcing grid and the second reinforcing grid composed of a metal support frame and a reinforcing mesh tube, the performance of the PPH pipe base layer can be comprehensively enhanced. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0015] In the attached picture:

[0016] Figure 1 This is a schematic diagram of the structure of the pph pipe with multiple internal reinforcing ribs of the utility model;

[0017] Figure 2 This is a cross-sectional view of a pph pipe with multiple internal reinforcing ribs according to the utility model;

[0018] Figure 3 This is a schematic diagram of the first reinforced grid structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the metal support frame structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the reinforced net tube of the utility model;

[0021] Figure 6This is a schematic diagram of the three structures of the flexible tie rod of the utility model;

[0022] In the figure: 1. PPH pipe body; 2. PPH pipe base; 3. First reinforcing grid; 4. Second reinforcing grid; 5. Positioning connecting arm; 6. Tie rod; 7. Flexible tie rod one; 8. Flexible tie rod two; 9. Metal support frame; 10. Reinforced mesh tube; 11. Annular metal reinforcement rib; 12. Strip metal reinforcement rib; 13. Flexible tie rod three; 14. Glass fiber; 15. Stainless steel fiber; 16. Nylon fiber; 17. Polypropylene fiber. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Depend on Figure 1 and Figure 2 The utility model provides a pph pipe structure with multiple internal reinforcing ribs, comprising a pph pipe body 1, the pph pipe body 1 is composed of a pph pipe base 2, a first reinforcing grid 3, a second reinforcing grid 4, a plurality of positioning connecting arms 5 and a plurality of tie bars 6, the first reinforcing grid 3, the second reinforcing grid 4, the positioning connecting arms 5 and the tie bars 6 are all located inside the pph pipe base 2, the second reinforcing grid 4 is located on the outer surface of the first reinforcing grid 3, the positioning connecting arms 5 and the tie bars 6 are all fixedly connected between the first reinforcing grid 3 and the second reinforcing grid 4;

[0025] The pph pipe base 2 is reinforced by the first reinforcement grid 3 and the second reinforcement grid 4 to improve the compression and tensile properties of the pph pipe base 2. The first reinforcement grid 3 and the second reinforcement grid 4 can be limited and fixed by the positioning connecting arm 5. The first reinforcement grid 3 and the second reinforcement grid 4 can also be positioned during production and processing to avoid the first reinforcement grid 3 and the second reinforcement grid 4 from being offset, thereby improving the production quality. The first reinforcement grid 3 and the second reinforcement grid 4 can be further reinforced and connected by the tie rod 6;

[0026] Depend on Figures 2 to 5The first reinforcing grid 3 has a plurality of flexible tie bars 7 inserted into the pph tube base 2 fixedly disposed on the inner surface thereof, and a plurality of flexible tie bars 8 inserted into the pph tube base 2 fixedly disposed on the outer surface thereof. The first reinforcing grid 3 and the second reinforcing grid 4 are both composed of a metal support frame 9 and a reinforcing mesh tube 10, and the reinforcing mesh tube 10 is fixedly connected to the inner surface of the metal support frame 9, and the flexible tie bars 7 and the flexible tie bars 8 are both fixedly connected to the reinforcing mesh tube 10, and the metal support frame 9 is composed of a plurality of annular metal reinforcing ribs 11 and a plurality of strip metal reinforcing ribs 12, and the annular metal reinforcing ribs 12 are formed. The strong ribs 11 and the strip metal reinforcing ribs 12 are welded connection structures, the reinforcing mesh tube 10 is woven by a plurality of flexible tie bars 13, the flexible tie bars 13 and the flexible tie bars 17, the flexible tie bars 28 and the tie bars 6 are an integrated woven structure, the reinforcing mesh tube 10 and the metal support frame 9 are tied connection structures, the flexible tie bars 3 13, the flexible tie bars 17, the flexible tie bars 28 and the tie bars 6 are all composed of a plurality of glass fibers 14, stainless steel fibers 15, nylon fibers 16 and polypropylene fibers 17, and the glass fibers 14 and the stainless steel fibers 15, nylon fibers 16 and polypropylene fibers 17 are twisted connection structures;

[0027] The flexible tie rods 1 7 and 2 8 can improve the stability of the connection between the first reinforcing grid 3 and the second reinforcing grid 4 and the PPH pipe base layer 2; the metal support frame 9 composed of a plurality of annular metal reinforcement ribs 11 and a plurality of strip metal reinforcement ribs 12 can achieve a supporting effect and improve the overall compression and tensile properties; the flexible tie rods 3 13 , 1 7 , 2 8 and 6 composed of a plurality of glass fibers 14 , stainless steel fibers 15 , nylon fibers 16 and polypropylene fibers 17 can realize one-piece production and processing, and at the same time can effectively reduce the weight and improve the tensile and compressive properties.

[0028] During work, by setting up a pph pipe body composed of a pph pipe base, a first reinforcing grid, a second reinforcing grid, a number of positioning connecting arms and a number of tie rods, double-layer reinforcement can be achieved by implanting the first reinforcing grid and the second reinforcing grid, effectively improving the compressive and tensile properties of the pipe, thereby increasing the use range and service life of the pipe; by setting up flexible tie rods one and two, the stability of the connection between the first reinforcing grid and the second reinforcing grid and the pph pipe base can be improved, and by setting up the first reinforcing grid and the second reinforcing grid composed of a metal support frame and a reinforcing mesh tube, the performance of the pph pipe base can be comprehensively enhanced.

Claims

1. A PPH pipe structure with multiple internal reinforcing ribs, comprising a PPH pipe body (1), characterized in that: The PPH pipe body (1) is composed of a PPH pipe base layer (2), a first reinforcing grid (3), a second reinforcing grid (4), a plurality of positioning connecting arms (5) and a plurality of tie bars (6); the first reinforcing grid (3), the second reinforcing grid (4), the positioning connecting arms (5) and the tie bars (6) are all located inside the PPH pipe base layer (2); the second reinforcing grid (4) is located on the outer surface of the first reinforcing grid (3); the positioning connecting arms (5) and the tie bars (6) are all fixedly connected between the first reinforcing grid (3) and the second reinforcing grid (4).

2. A pph pipe structure with multiple internal reinforcing ribs according to claim 1, characterized in that: The inner surface of the first reinforcing grid (3) is fixedly provided with a plurality of flexible tie bars (7) inserted into the PPH tube base layer (2), and the outer surface of the second reinforcing grid (4) is fixedly provided with a plurality of flexible tie bars (8) inserted into the PPH tube base layer (2).

3. A pph pipe structure with multiple internal reinforcing ribs according to claim 2, characterized in that: The first reinforcing grid (3) and the second reinforcing grid (4) are both composed of a metal support frame (9) and a reinforcing grid tube (10); the reinforcing grid tube (10) is fixedly connected to the inner surface of the metal support frame (9); and the flexible tie rod 1 (7) and the flexible tie rod 2 (8) are both fixedly connected to the reinforcing grid tube (10).

4. A pph pipe structure with multiple internal reinforcing ribs according to claim 3, characterized in that: The metal support frame (9) is composed of a plurality of annular metal reinforcing ribs (11) and a plurality of strip-shaped metal reinforcing ribs (12); the annular metal reinforcing ribs (11) and the strip-shaped metal reinforcing ribs (12) are welded connection structures.

5. The pph pipe structure with multiple internal reinforcing ribs according to claim 3, characterized in that: The reinforcing mesh tube (10) is woven from a plurality of flexible tie bars (13), wherein the flexible tie bars (13), the flexible tie bars (7), the flexible tie bars (8) and the tie bars (6) form an integrated woven structure, and the reinforcing mesh tube (10) and the metal support frame (9) form a binding connection structure.

6. A pph pipe structure with multiple internal reinforcing ribs according to claim 5, characterized in that: The flexible tie rod three (13), the flexible tie rod one (7), the flexible tie rod two (8) and the tie rod (6) are all composed of a plurality of glass fibers (14), stainless steel fibers (15), nylon fibers (16) and polypropylene fibers (17), and the glass fibers (14) and the stainless steel fibers (15), nylon fibers (16) and polypropylene fibers (17) are in a twisted connection structure.

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