Bending-resistant PE pipe

Abstract

The utility model belongs to the technical field of PE pipes, and discloses an anti-bending PE pipe which comprises a PE pipe body, a plurality of inserting grooves are formed in one end of the PE pipe body at equal intervals in the circumferential direction, a plurality of inserting plates are installed at the other end of the PE pipe body at equal intervals in the circumferential direction, and the positions and the sizes of the inserting plates are matched with the positions and the sizes of the inserting grooves respectively. A pair of annular frames is slidably mounted on the surface of the PE pipe body, a plurality of connecting rods are mounted between the annular frames, a plurality of fixing bolts are circumferentially mounted on the surfaces of the annular frames in a penetrating manner, and a plurality of threaded holes are formed in the two ends of the peripheral side of the PE pipe body. According to the anti-bending PE pipe, the connecting positions of the multiple PE pipe bodies are protected, the anti-bending performance of the connecting positions is improved, meanwhile, the strength of the PE pipe bodies is improved through the arrangement of the heat preservation layers, the reinforcing layers, the protective layers and the wear-resisting layers, and then the service life of the anti-bending PE pipe is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of PE pipe, more specifically, especially relate to a kind of PE pipe of bending resistance. BACKGROUND

[0002] PE pipe (polyethylene pipe) is a kind of pipeline made of polyethylene material (Polyethylene, abbreviated as PE), widely used in various fields, especially in the conveying system of water, gas, sewage and other fluids.

[0003] PE pipe in use, especially the connection of multiple PE pipes, the action of external force (such as the pressure of mechanical equipment, uneven ground settlement, impact during construction, etc.) is easy to cause PE pipe to bend and deform, and then easy to cause PE pipe damage.

[0004] Therefore, in view of this, the existing structure and defects are improved, and a kind of PE pipe of bending resistance is provided, so as to achieve the purpose of more practical value. INVENTION CONTENTS

[0005] In order to solve the above technical problems, the utility model provides a kind of PE pipe of bending resistance, by following specific technical means:

[0006] A kind of PE pipe of bending resistance, including PE pipe body, the one end of the PE pipe body is circumferentially equidistantly provided with several insertion slots, the other end of the PE pipe body is circumferentially equidistantly installed with several insertion plates, and the position and size of the insertion plate are matched with the position and size of the insertion slot respectively, the surface of the PE pipe body is slidably installed with a pair of annular frames, a plurality of connecting rods are installed between a pair of the annular frames, a plurality of fixed bolts are installed on the surface of a pair of the annular frames in a circumferential direction, and the two ends of the PE pipe body are provided with a plurality of threaded holes.

[0007] Further, the position and size of a plurality of threaded holes are matched with the position and size of a plurality of fixed bolts respectively.

[0008] Further, the PE pipe body includes a substrate layer, a thermal insulation layer, a reinforcing layer, a protective layer and a wear-resistant layer, the thermal insulation layer is arranged on the surface of the substrate layer, the reinforcing layer is arranged on the surface of the thermal insulation layer, the protective layer is arranged on the surface of the reinforcing layer, and the wear-resistant layer is arranged on the surface of the protective layer.

[0009] Further, the material of the thermal insulation layer is mineral wool.

[0010] Further, the material of the reinforcing layer is glass fiber.

[0011] Further, the material of the protective layer is epoxy resin.

[0012] Further, the material of the wear-resistant layer is polyurethane.

[0013] Compared with the prior art, the utility model has the advantages of the following:

[0014] The anti-bending PE pipe in the utility model, through the cooperation of PE pipe body, slot, plugboard, ring frame, connecting rod, fixed bolt, screw hole, base material layer, heat preservation layer, reinforcing layer, protective layer and wear-resistant layer, the connecting place of multiple PE pipe bodies is conveniently protected, the anti-bending performance of the connecting place is improved, meanwhile, through the arrangement of the heat preservation layer, reinforcing layer, protective layer and wear-resistant layer, the strength of the PE pipe body is improved, and the service life of the anti-bending PE pipe is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the three-dimensional schematic view of the utility model.

[0016] Figure 2 It is the three-dimensional schematic view of the two PE pipe bodies of the utility model.

[0017] Figure 3 It is the sectional view schematic view of the internal structure of the PE pipe body of the utility model.

[0018] In the drawing, the corresponding relationship between the component name and the drawing number is as follows:

[0019] 1, PE pipe body;2, slot;3, plugboard;4, ring frame;5, connecting rod;6, fixed bolt;7, screw hole;8, base material layer;9, heat preservation layer;10, reinforcing layer;11, protective layer;12, wear-resistant layer. DETAILED DESCRIPTION

[0020] The embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0021] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two;The orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or position relationship shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it is necessary to explain, unless there is definite stipulation and limitation, the term "connect", "connect" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connect, can be mechanical connection, also can be electrical connection, can be direct connection, also can indirectly connect through intermediate medium. Embodiment

[0023] As shown in the accompanying Figure 1 to the accompanying Figure 3 As shown:

[0024] The utility model provides a kind of PE pipe of bending resistance, including PE pipe body 1, the end of PE pipe body 1 is circumferentially equidistantly provided with several insertion slots 2, the other end of PE pipe body 1 is circumferentially equidistantly installed with several plugboard 3, and the position and size of plugboard 3 are matched with the position and size of insertion slot 2 respectively, the surface of PE pipe body 1 is slidably installed with a pair of annular frame 4, several connecting rods 5 are installed between the pair of annular frame 4, several fixed bolts 6 are installed in the surface of the pair of annular frame 4 and are circumferentially penetrated, the both ends of the side of PE pipe body 1 are provided with several screw holes 7, the connection and fixation of the pair of annular frame 4 and connecting rod 5 can be better protected and supported at the junction of two PE pipe body 1, to reduce the rupture of junction due to bending.

[0025] Among them, the position and size of several screw holes 7 are matched with the position and size of several fixed bolts 6 respectively, so that fixed bolt 6 can be screwed into screw hole 7, and then a pair of annular frame 4 can be fixed on two PE pipe body 1.

[0026] Among them, PE pipe body 1 includes base material layer 8, heat preservation layer 9, reinforcing layer 10, protective layer 11 and wear-resistant layer 12, heat preservation layer 9 is arranged on the surface of base material layer 8, reinforcing layer 10 is arranged on the surface of heat preservation layer 9, protective layer 11 is arranged on the surface of reinforcing layer 10, wear-resistant layer 12 is arranged on the surface of protective layer 11, heat preservation layer 9 can reduce the heat loss inside PE pipe body 1, reinforcing layer 10 can improve the strength of PE pipe body 1, to improve the bending resistance of PE pipe body 1, protective layer 11 can improve the ultraviolet resistance and corrosion resistance of PE pipe body 1, wear-resistant layer 12 can protect the internal structure of PE pipe body 1, reduce the abrasion of PE pipe body 1 caused by external sundries.

[0027] Among them, the material of heat preservation layer 9 is mineral wool, and the mineral wool has a low thermal conductivity, which can effectively prevent heat conduction, maintain the temperature of the fluid inside the pipeline and reduce energy loss.

[0028] The material of the reinforcing layer 10 is glass fiber, which has very high mechanical strength and rigidity, can effectively enhance the carrying capacity of the PE pipe body 1, improve the compression resistance, tensile resistance, bending resistance and other properties of the pipe, especially when the pipe bears high external force or pressure, the glass fiber can help to enhance the stability of the pipe and prevent the pipe from deforming or breaking.

[0029] The material of the protective layer 11 is epoxy resin, which has good chemical corrosion resistance, can effectively protect the PE pipe from external chemical erosion, especially in underground or humid environments, can prolong the service life of the pipe, and the epoxy resin will not degrade rapidly under ultraviolet radiation, has strong ultraviolet resistance, can effectively protect the pipe from the influence of sunlight, especially suitable for pipes in open or high-temperature environments.

[0030] The material of the wear-resistant layer 12 is polyurethane, which has very high wear resistance, and its hardness and scratch resistance are much higher than many other plastic materials, which can effectively resist external physical friction and reduce the wear of the pipe surface caused by friction, collision and other factors.

[0031] The working principle of the embodiment is as follows: when splicing multiple PE pipe bodies 1, the worker can align and insert the plug-in plate 3 on one side of the first PE pipe body 1 with the plug-in slot 2 on one side of the second PE pipe body 1 to realize the preliminary fixation of the two PE pipe bodies 1, then the worker can connect the PE pipe bodies 1 by hot melting or the like, after the connection is completed, the worker slides a pair of annular frames 4, moves the pair of annular frames 4 to the outer side of the threaded holes 7 on the end surfaces of the two PE pipe bodies 1 respectively, and then fixes the pair of annular frames 4 by the fixing bolts 6, thereby improving the protection effect of the connection part of the two PE pipe bodies 1, the bending-resistant PE pipe can reduce the heat loss of the PE pipe body 1, the reinforcing layer 10 can improve the strength of the PE pipe body 1, thereby improving the bending resistance of the PE pipe body 1, the protective layer 11 can improve the ultraviolet resistance and corrosion resistance of the PE pipe body 1, and the wear-resistant layer 12 can protect the internal structure of the PE pipe body 1 and reduce the wear caused by external impurities.

[0032] The embodiments of the present application are given for the purpose of example and description, and are not exhaustive or limit the present application to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present application, and to enable those skilled in the art to understand the present application so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. A kink-resistant PE tube comprising a PE tube body (1), characterized in that: One end of the PE pipe body (1) is provided with a plurality of insertion slots (2) at equal intervals in the circumference, the other end of the PE pipe body (1) is provided with a plurality of insertion plates (3) at equal intervals in the circumference, the position and size of the insertion plate (3) match the position and size of the insertion slot (2) respectively, a pair of annular frames (4) are slidingly installed on the surface of the PE pipe body (1), a plurality of connecting rods (5) are installed between the pair of annular frames (4), a plurality of fixing bolts (6) are installed through the surface of the pair of annular frames (4) in the circumference, and the PE pipe body (1) is provided with a plurality of threaded holes (7) at both ends of the circumference.

2. The kink resistant PE pipe of claim 1, wherein: The position and size of the plurality of threaded holes (7) match the position and size of the plurality of fixing bolts (6) respectively.

3. The kink resistant PE pipe of claim 2, wherein: The PE pipe body (1) comprises a base material layer (8), a heat preservation layer (9), a reinforcing layer (10), a protective layer (11) and a wear-resistant layer (12), the heat preservation layer (9) is arranged on the surface of the base material layer (8), the reinforcing layer (10) is arranged on the surface of the heat preservation layer (9), the protective layer (11) is arranged on the surface of the reinforcing layer (10), and the wear-resistant layer (12) is arranged on the surface of the protective layer (11).

4. The kink resistant PE pipe of claim 3, wherein: The material of the heat preservation layer (9) is mineral wool.

5. The kink resistant PE pipe of claim 4, wherein: The material of the reinforcing layer (10) is glass fiber.

6. The kink resistant PE pipe of claim 5, wherein: The material of the protective layer (11) is epoxy resin.

7. The kink resistant PE pipe of claim 6, wherein: The material of the wear-resistant layer (12) is polyurethane.

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