Porous ribbed tube for winding structure wall tube

Abstract

The utility model discloses a porous ribbed tube for winding a structural wall tube, the porous ribbed tube is spirally wound on a solid wall tube in a hot melting mode, the porous ribbed tube comprises a tube core and a coating layer, the tube core is of an arc-shaped structure and comprises a left tube core and a right tube core, a plurality of left grooves are formed in the splicing surface, corresponding to the right tube core, of the left tube core, and a plurality of right grooves are formed in the splicing surface of the right tube core. According to the multi-hole ribbed tube, the left tube core and the right tube core are matched with the wrapping layer, so that the toughness and the extrusion resistance of the ribbed tube are improved, and the multi-hole ribbed tube has the advantages that the multi-hole ribbed tube is not prone to deformation, not prone to deformation, not prone to deformation and not prone to deformation, and the service life of the ribbed tube is prolonged. The bottom face of the ribbed tube and the surface of the solid-wall tube have a large contact area, the extrusion strength can be dispersed, the problem that the ring stiffness and the structural strength of the solid-wall tube are reduced due to deformation and sinking of the wall face of the tube body caused by hot melting extrusion in the winding process is solved, the multiple inner hole grooves are vertically formed, the deformation resistance of the tube core can be improved, and the service life of the tube core is prolonged. And the anti-pressure capability and the ring stiffness of the ribbed tube are indirectly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a winding structure wall pipe technical field especially relates to a kind of porous rib pipe for winding structure wall pipe. BACKGROUND

[0002] Buried drainage polyethylene porous rib reinforced pipe is a new type of drainage pipe, the pipe is based on polyethylene, forms porous structure on pipe wall by special manufacturing process to enhance structure, has higher ring stiffness and compression resistance, can withstand the pressure of external soil and impact force in drainage process, and has good acid and alkali resistance, corrosion resistance, applicable to various harsh soil environments, since rib pipe is hot melt wound on the surface of pipe body, in the winding process, rib pipe bottom extrudes pipe body surface to make pipe body wall concave deformation, and extrusion indentation is generated, so that the structural strength and ring stiffness of pipe body are reduced, and the appearance quality of pipe material is also affected. SUMMARY

[0003] The utility model mainly solves the above-mentioned technical problem, provides a kind of porous rib pipe for winding structure wall pipe.

[0004] To solve the above-mentioned technical problem, the utility model mainly uses the following technical scheme:

[0005] The utility model discloses a kind of porous rib pipe for winding structure wall pipe, the porous rib pipe is spirally wound on solid wall pipe by hot melt mode, the porous rib pipe includes tube core and cladding layer of tube core, the tube core is arc structure, including left tube core and right tube core spliced with each other, the left tube core is equipped with multiple left recesses distributed up and down and its axis is parallel with left tube core axis on the splicing surface corresponding right tube core, right tube core is equipped with multiple right recesses corresponding with left recess one by one and its axis is parallel with right tube core axis on the splicing surface corresponding left tube core, above-mentioned right recess and above-mentioned left recess splicing form integral inner hole groove, porous rib pipe uses left and right tube core to cooperate cladding layer, improve the toughness and extrusion resistance of rib pipe, and multiple inner hole grooves vertically arranged in tube core improve the deformation resistance of rib pipe.

[0006] As preferred, the left and right pipe cores are mirror-symmetrical, the bottom surface of the left pipe core is planar, the outer surface of the left pipe core is arc-shaped, the right surface of the left pipe core corresponding to the right pipe core is planar, the left and right pipe cores are spliced to form a semicircular structure or an arc structure, and the pipe core bottom surface is planar, which increases the contact area of the rib pipe with the solid wall pipe body surface, correspondingly disperses the extrusion strength of the rib pipe on the solid wall pipe body surface during hot melting and winding, prevents the problem of reduction of ring stiffness and structural strength of the solid wall pipe caused by deformation and sinking of the solid wall pipe body surface due to hot melting and extrusion during winding, eliminates the extrusion indentation of the solid wall pipe body surface, ensures the consistency of the solid wall pipe body thickness, improves the appearance quality of the product, and the pipe core with the inner hole groove can also improve the deformation resistance of the rib pipe and indirectly improve the compression resistance and ring stiffness of the structural wall pipe.

[0007] As preferred, the left and right grooves are semicircular or arc-shaped or triangular, and the inner hole groove formed by splicing the left and right grooves is circular or elliptical or rhombic.

[0008] As preferred, the left and right pipe cores are hollow structures, and the wall thickness of the left or right pipe core is 0.5-3 mm, which can improve the extrusion resistance of the pipe core and correspondingly reduce the material usage and production cost.

[0009] As preferred, the material of the left and right pipe cores is HEPE or PP or ABS, and the material of the cladding layer is HEPE or PP.

[0010] The utility model discloses a kind of porous rib pipes, which are made of left and right pipe cores and cladding layer, which improves the toughness and extrusion resistance of the rib pipe, and the contact area between the wound rib pipe and the solid wall pipe body surface is large, which can disperse the extrusion strength and prevent the problem of reduction of ring stiffness and structural strength of the solid wall pipe caused by deformation and sinking of the pipe body wall surface due to hot melting and extrusion during winding, while ensuring the appearance quality of the product. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 is a structural schematic diagram of the utility model.

[0012] Figure 2 is another structural schematic diagram of the utility model.

[0013] In the figure, 1 is a solid wall pipe, 2 is a cladding layer, 3 is a left pipe core, 4 is a right pipe core, 5 is an inner hole groove, and 6 is a hollow cavity. DETAILED DESCRIPTION

[0014] The technical solutions of the utility model will be further specifically described below by examples and in conjunction with the drawings.

[0015] Example 1: This Example 1 describes a porous ribbed tube used for winding structural wall tubes. The porous ribbed tube is spirally wound onto a solid wall tube 1 with a diameter of 1 using a hot-melt method, such as... Figure 1 As shown, the porous ribbed tube includes a core and a covering layer 2. The core has an arc-shaped structure, including a left core 3 and a right core 4 that are spliced ​​together and mirror-symmetrical. The bottom surface of the left core is planar, and the outer surface of the left core is arc-shaped. The right side surface of the left core, corresponding to the right core, is planar. Three vertically distributed left grooves with their axes parallel to the axis of the left core are designed on the right side surface of the left core. The cross-section of the left groove is semi-circular, and its diameter can be selected from 2 to 3 mm depending on the size of the core. In this embodiment, it is 3 mm. The right core corresponds to... The left core has three right grooves on its splicing surface that correspond one-to-one with the left grooves and whose axes are parallel to the axis of the right core. The cross-section of the right groove is semi-circular and its diameter is the same as that of the left groove. The right groove and the left groove are spliced ​​together to form an integral circular inner hole groove 5. The left and right cores are both made of PP polypropylene, and the coating layer is made of HEPE polyethylene. The left and right cores are combined with the coating layer and three inner hole grooves are provided, which improves the toughness and extrusion resistance of the rib tube, and also improves the ring stiffness and structural strength of the wound structure wall tube.

[0016] Example 2: A porous ribbed tube for winding structural wall tubes in Example 2, such as... Figure 2 As shown, both the left and right cores are hollow structures. The wall thickness of the cavity 6 can be selected from 0.5 to 3 mm depending on the size of the core. In this embodiment, it is 1 mm. The other parts of this embodiment 2 are similar to the corresponding parts of embodiment 1, and will not be described again in this article. The above-mentioned cavity can improve the extrusion resistance of the rib tube, and correspondingly reduce the amount of material used and reduce the production cost.

[0017] In the description of this utility model, the technical terms "upper", "lower", "front", "rear", "left", "right", "longitudinal", "horizontal", "inner", and "outer" indicate the direction or positional relationship based on the direction or positional relationship shown in the accompanying drawings. They are only for the purpose of facilitating the description and understanding of the technical solution of this utility model. The above description is not intended to limit this utility model, and this utility model is not limited to the examples described above. Any changes, modifications, additions, or substitutions made by those skilled in the art within the scope of the utility model should be considered as protection within the scope of this utility model.

Claims

1. A porous ribbed tube for winding a structural wall tube, wherein the porous ribbed tube is spirally wound onto a solid wall tube (1) by a hot-melt method, characterized in that: The porous ribbed tube includes a core and a covering layer (2) covering the core. The core has an arc-shaped structure and includes a left core (3) and a right core (4) spliced ​​together. The left core has multiple left grooves distributed vertically on the splicing surface corresponding to the right core, and the axis of the grooves is parallel to the axis of the left core. The right core has multiple right grooves on the splicing surface corresponding to the left core, and the axis of the grooves is parallel to the axis of the right core. The right grooves and the left grooves are spliced ​​together to form an integral inner groove (5).

2. A porous ribbed tube for winding structural wall tubes according to claim 1, characterized in that: The left core (3) and the right core (4) are mirror symmetrical. The bottom surface of the left core is flat, the outer surface of the left core is arc-shaped, and the right side surface of the left core corresponding to the right core is flat. The left core and the right core are combined to form a semi-circular structure or an arc-shaped structure.

3. A porous ribbed tube for winding structural wall tubes according to claim 1 or 2, characterized in that: The left and right grooves are semi-circular, arc-shaped, or triangular, and the inner hole groove (5) formed by the combination of the left and right grooves is circular, elliptical, or rhomboid.

4. A porous ribbed tube for winding structural wall tubes according to claim 1, characterized in that: The left core (3) and right core (4) are hollow structures, and the wall thickness of the cavity (6) is 0.5 to 3 mm.

5. A porous ribbed tube for winding structural wall tubes according to claim 1, characterized in that: The left core (3) and right core (4) are made of HEPE, PP or ABS, and the covering layer (2) is made of HEPE or PP.

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