Puncture-resistant pressure-resistant PE pipe

Abstract

The puncture-resistant pressure-resistant PE pipe comprises a PE inner pipe, a pressure-resistant inner sleeve is arranged on the outer wall of the PE inner pipe in a sleeved mode, a pressure-resistant outer sleeve is arranged on the outer wall of the pressure-resistant inner sleeve in a sleeved mode, a reinforcing rib is installed in the middle of the pressure-resistant outer sleeve, a plurality of buffering pads are evenly and fixedly connected to the outer wall of the pressure-resistant outer sleeve, and puncture-resistant layers are arranged on the outer walls of the buffering pads in a sleeved mode. A metal wire is installed in the middle of the anti-puncture layer, the outer wall of the anti-puncture layer is sleeved with a metal net layer, and the outer wall of the metal net layer is sleeved with a PE outer pipe. According to the puncture-resistant and pressure-resistant PE pipe, the puncture-resistant layer, the metal net layer, the metal wires, the pressure-resistant inner sleeve, the pressure-resistant outer sleeve, the buffer cushion, the first protruding block, the second protruding block, the reinforcing ribs and the like are arranged, the puncture-resistant capacity of the PE pipe is effectively enhanced through the arrangement of a double-puncture-resistant structure, and meanwhile the multiple pressure-resistant structures are arranged, so that the pressure-resistant capacity of the PE pipe is further enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of PE pipe, specifically to a kind of puncture-resistant pressure-resistant PE pipe. BACKGROUND

[0002] PE pipe is polyethylene pipe, which is polymerized from monomer ethylene. Because of different polymerization reaction conditions such as pressure and temperature, different density resins can be obtained, so there are high-density polyethylene, medium-density polyethylene and low-density polyethylene. When processing different types of PE pipes, different resin grades are selected according to different application conditions, and the requirements for extruders and molds are also different. PE pipe is currently developing steadily in the municipal pipe market in China.

[0003] The utility model discloses a kind of wear-resistant PE pipes disclosed in publication number CN 206406520 U, including PE pipe body and PE pipe interface, PE pipe body includes PE pipe base layer, the inside of PE pipe base layer is provided with high temperature resistant layer, the inside of high temperature resistant layer is provided with wear-resistant layer, the inside of wear-resistant layer is provided with filling layer, the outside of PE pipe base layer is provided with heat preservation layer, the outside of heat preservation layer is provided with protective layer, the outside of protective layer is provided with protruding strip, silicon sand layer is provided between protruding strip, PE pipe interface includes male joint and female joint, male joint is provided with connecting body, the outermost layer of male joint is provided with spring pin, female joint is provided with connecting groove, the outermost layer of female joint is provided with pinhole. The utility model discloses through filling layer, reduce the friction of PE pipe inside, weaken the friction of material in pipe to PE pipe, in addition, by being provided with wear-resistant layer, improve the wear resistance of PE pipe, and PE pipe is provided with silicon sand layer and protruding strip outside, protect the structure outside PE pipe not to be abraded.

[0004] But the above-mentioned PE pipe has wear-resistant performance, but the above-mentioned PE pipe does not have good puncture resistance when in use, and the PE pipe is easily penetrated when in use, so as to affect the service life of the PE pipe. At the same time, the pressure resistance of the above-mentioned PE pipe is poor, especially in the special use environment with obvious pressure resistance, because of the material of the PE pipe itself and the lack of supporting structure, the strength is not reliable, it is easy to be extruded and bent, and even broken, so as to shorten the service life. Therefore, we propose a new puncture-resistant pressure-resistant PE pipe. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a kind of puncture-resistant pressure-resistant PE pipe, which can effectively solve the problems in the background art.

[0006] To achieve the above object, the utility model takes the technical scheme for: a kind of puncture-resistant pressure-resistant PE pipe, including PE inner tube, the outer wall of the PE inner tube is equipped with compression-resistant inner cover, the outer wall of the compression-resistant inner cover is equipped with compression-resistant outer cover, reinforcing rib is installed in the middle of the compression-resistant outer cover, the outer wall of the compression-resistant outer cover is uniformly fixedly connected with several buffer pads, the outer wall of the buffer pad is equipped with anti-puncture layer, metal wire is installed in the middle of the anti-puncture layer, the outer wall of the anti-puncture layer is equipped with metal mesh layer, the outer wall of the metal mesh layer is equipped with PE outer tube.

[0007] As further description of the above technical solution, the outer wall of the compression-resistant inner cover is uniformly fixedly connected with several protrusions one, and the protrusions one are evenly distributed along the longitudinal direction of compression-resistant inner cover.

[0008] As further description of the above technical solution, the inner wall of the compression-resistant outer cover is uniformly fixedly connected with several protrusions two, and the protrusions two are evenly distributed along the longitudinal direction of compression-resistant outer cover.

[0009] As further description of the above technical solution, the protrusions one and protrusions two are mutually clamped and connected.

[0010] As further description of the above technical solution, the metal wire is evenly distributed in the middle of the anti-puncture layer, and the metal wire is evenly distributed along the longitudinal direction of anti-puncture layer.

[0011] As further description of the above technical solution, the reinforcing rib is evenly distributed in the middle of the compression-resistant outer cover, and the reinforcing rib corresponds to the protrusions two one-to-one.

[0012] Compared with prior art, the utility model has the following beneficial effects:

[0013] 1, by setting anti-puncture layer, metal mesh layer, metal wire etc., set up metal mesh layer in the inner wall of PE outer tube, when PE outer tube is punctured by external force, metal mesh layer can effectively block the impact force of outside, protect the rest structure layer inside, at the same time, set up anti-puncture layer in the inner wall of metal mesh layer, and evenly set up multiple metal wires in the middle of anti-puncture layer, further strengthen the anti-puncture ability of anti-puncture layer, when metal mesh layer cannot resist the puncture impact force of outside, anti-puncture layer and metal wire can continue to protect internal structure not to be punctured, double structure protection, and the anti-puncture ability is stronger.

[0014] 2、By setting the anti-pressure inner sleeve, anti-pressure outer sleeve, buffer pad, protrusion one, protrusion two, reinforcing rib, etc., the buffer pad is set as a semi-ring shape, when the PE outer pipe is extruded by external force, the arc surface of the buffer pad can be deformed and open to both sides when extruded by external force, a certain pressure is offset by using elasticity, and the pressure is transmitted to the adjacent part, so that greater pressure can be borne, and at the same time, the stress points are evenly dispersed along the axis of the PE pipe, so that the PE pipe is not easy to deform, the anti-pressure capacity is strong, meanwhile, the protrusion one arranged on the outer wall of the anti-pressure inner sleeve and the protrusion two arranged on the inner wall of the anti-pressure outer sleeve are connected by mutual clamping, when the buffer pad cannot disperse all external pressure, the combination of the anti-pressure inner sleeve and the anti-pressure outer sleeve makes the structure of the PE pipe more solid and not easy to deform, and further strengthens the anti-pressure capacity of the PE pipe, and the reinforcing rib arranged in the middle of the anti-pressure outer sleeve also effectively improves the anti-pressure capacity of the PE pipe. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 A general structure schematic diagram of the anti-puncture pressure-resistant PE pipe is provided in the utility model.

[0016] Fig. 2 An explosion structure schematic diagram of the anti-puncture pressure-resistant PE pipe is provided in the utility model.

[0017] Fig. 3 Another perspective explosion structure schematic diagram of the anti-puncture pressure-resistant PE pipe is provided in the utility model.

[0018] In the drawing: 1, PE inner pipe; 2, anti-pressure inner sleeve; 3, anti-pressure outer sleeve; 4, buffer pad; 5, anti-puncture layer; 6, metal mesh layer; 7, PE outer pipe; 8, protrusion one; 9, protrusion two; 10, reinforcing rib; 11, metal wire. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features and achieved purposes of the utility model easy to understand, the utility model is further described below in combination with specific implementation manners.

[0020] In the description of the utility model, it should be explained that the positions or location relationships indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end" and "another end" are the positions or location relationships shown in the drawing, and are only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated devices or elements must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "installation", "set with", "connection" and so on, should do broad sense understanding, for example "connection", can be fixed connection, also can be detachable connection, or integral connection;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication.For the ordinary skill in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0022] Please refer to Figs. 1-3 The utility model provides a kind of technical scheme: a kind of puncture-resistant pressure-resistant PE pipe, including PE inner tube 1, PE inner tube 1 outer wall is equipped with anti-pressure inner cover 2, anti-pressure inner cover 2 outer wall is equipped with anti-pressure outer cover 3, anti-pressure outer cover 3 middle part is equipped with reinforcing rib 10, anti-pressure outer cover 3 outer wall is uniformly connected with several buffer pads 4, buffer pad 4 is set to semicircular ring, when PE outer tube 7 is extruded by external force, the arc surface of buffer pad 4 can be deformed and open to both sides when extruded by external force, utilize elasticity to offset certain pressure, and the pressure is transmitted to adjacent part, so that greater pressure can be withstood, simultaneously, stress point is evenly dispersed along the axis of the PE pipe, in turn, the PE pipe is not prone to deformation, and the anti-pressure capacity is strong, the outer wall of buffer pad 4 is equipped with anti-puncture layer 5, anti-puncture layer 5 middle part is equipped with wire 11, the outer wall of anti-puncture layer 5 is equipped with metal mesh layer 6, and the outer wall of metal mesh layer 6 is equipped with PE outer tube 7.

[0023] Specifically, as shown in Fig. 2 The outer wall of anti-pressure inner cover 2 is uniformly connected with a plurality of protrusions one 8, the cross section of protrusion one 8 is set to rectangle, and protrusion one 8 is evenly distributed along the longitudinal direction of anti-pressure inner cover 2.The inner wall of anti-pressure outer cover 3 is uniformly connected with a plurality of protrusions two 9, the cross section of protrusion two 9 is set to rectangle, and protrusion two 9 is evenly distributed along the longitudinal direction of anti-pressure outer cover 3.Protrusion one 8 and protrusion two 9 are mutually engaged and connected.Protrusion one 8 arranged on the outer wall of anti-pressure inner cover 2 and protrusion two 9 arranged on the inner wall of anti-pressure outer cover 3 are mutually engaged and connected, when buffer pad 4 cannot disperse all external pressure, due to the mutual engagement of anti-pressure inner cover 2 and anti-pressure outer cover 3, the structure is more stable, so that the combination of anti-pressure inner cover 2 and anti-pressure outer cover 3 makes the structure of the PE pipe more solid, not prone to deformation, further strengthens the pressure resistance of the PE pipe.

[0024] Reinforcing rib 10 is evenly distributed in the middle part of anti-pressure outer cover 3, and reinforcing rib 10 corresponds to protrusion two 9 one by one, further improves the pressure resistance of the PE pipe.

[0025] Specifically, as shown in Fig. 3As shown, the metal wires 11 are evenly distributed in the middle of the puncture-resistant layer 5, and the metal wires 11 are evenly distributed along the longitudinal direction of the puncture-resistant layer 5. The metal mesh layer 6 is arranged on the inner wall of the PE outer pipe 7, when the PE outer pipe 7 is pierced by external force, the metal mesh layer 6 can effectively block the impact force from the outside, and protect the remaining structure layer inside, meanwhile, the puncture-resistant layer 5 is arranged on the inner wall of the metal mesh layer 6, and a plurality of metal wires 11 are evenly arranged in the middle of the puncture-resistant layer 5, which further enhances the puncture resistance of the puncture-resistant layer 5, when the metal mesh layer 6 cannot resist the puncture impact force from the outside, the puncture-resistant layer 5 and the metal wires 11 can continue to protect the internal structure from being pierced, double structure protection, and the puncture resistance is stronger.

[0026] It should be noted that the utility model is a kind of puncture-resistant pressure-resistant PE pipe, when the PE outer pipe 7 is pierced by external force, the metal mesh layer 6 can effectively block the impact force from the outside, and protect the remaining structure layer inside, meanwhile, the puncture-resistant layer 5 is arranged on the inner wall of the metal mesh layer 6, and a plurality of metal wires 11 are evenly arranged in the middle of the puncture-resistant layer 5, which further enhances the puncture resistance of the puncture-resistant layer 5, when the metal mesh layer 6 cannot resist the puncture impact force from the outside, the puncture-resistant layer 5 and the metal wires 11 can continue to protect the internal structure from being pierced, double structure protection, and the puncture resistance is stronger.

[0027] And a plurality of buffer pads 4 are evenly fixedly connected to the outer wall of the pressure-resistant outer cover 3, the buffer pad 4 is arranged as a semicircular ring, when the PE outer pipe 7 is extruded by external force, the arc surface of the buffer pad 4 can be deformed and opened to both sides when being extruded by external force, a certain pressure is offset by using elasticity, and the pressure is transmitted to adjacent parts, so that greater pressure can be borne, and the stress points are evenly dispersed along the axis of the PE pipe, so that the PE pipe is not easy to deform, and the pressure resistance is strong, meanwhile, the protrusion one 8 arranged on the outer wall of the pressure-resistant inner cover 2 and the protrusion two 9 arranged on the inner wall of the pressure-resistant outer cover 3 are connected by clamping, when the buffer pad 4 cannot disperse all external pressure, the pressure-resistant inner cover 2 and the pressure-resistant outer cover 3 are clamped with each other, so that the structure is more stable, so that the combination of the pressure-resistant inner cover 2 and the pressure-resistant outer cover 3 makes the structure of the PE pipe more solid, and is not easy to deform, and the pressure resistance of the PE pipe is further enhanced.

[0028] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A puncture-resistant pressure-resistant PE pipe comprising a PE inner tube (1), characterized in that, The outer wall of the PE inner tube (1) is sleeved with a compression-resistant inner sleeve (2), the outer wall of the compression-resistant inner sleeve (2) is sleeved with a compression-resistant outer sleeve (3), the middle part of the compression-resistant outer sleeve (3) is provided with a reinforcing rib (10), the outer wall of the compression-resistant outer sleeve (3) is uniformly and fixedly connected with a plurality of buffer pads (4), the outer wall of the buffer pad (4) is sleeved with a puncture-resistant layer (5), the middle part of the puncture-resistant layer (5) is provided with a metal wire (11), the outer wall of the puncture-resistant layer (5) is sleeved with a metal mesh layer (6), and the outer wall of the metal mesh layer (6) is sleeved with a PE outer tube (7).

2. The puncture-resistant pressure pipe according to claim 1, wherein The outer wall of the compression-resistant inner sleeve (2) is uniformly and fixedly connected with a plurality of protrusions (8), and the protrusions (8) are uniformly distributed along the longitudinal direction of the compression-resistant inner sleeve (2).

3. The puncture-resistant pressure pipe according to claim 2, wherein The inner wall of the compression-resistant outer sleeve (3) is uniformly and fixedly connected with a plurality of protrusions (9), and the protrusions (9) are uniformly distributed along the longitudinal direction of the compression-resistant outer sleeve (3).

4. The puncture-resistant pressure pipe according to claim 3, wherein The protrusions (8) and the protrusions (9) are mutually clamped and connected.

5. The puncture-resistant pressure pipe according to claim 1, wherein The metal wires (11) are uniformly distributed in the middle part of the puncture-resistant layer (5), and the metal wires (11) are uniformly distributed along the longitudinal direction of the puncture-resistant layer (5).

6. The puncture-resistant pressure pipe according to claim 1, wherein The reinforcing ribs (10) are uniformly distributed in the middle part of the compression-resistant outer sleeve (3), and the reinforcing ribs (10) correspond to the protrusions (9) one by one.

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