HMW HDPE-M double-crest reinforcing rib winding structure wall pipe
The HMW HDPE-M double-wave reinforced rib winding structure design solves the problems of pressure resistance and ring stiffness of traditional pipes, extending service life and reducing wear.
Patent Information
- Application Number
- CN202520298364.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-24
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2035-02-24
AI Technical Summary
Traditional polyethylene pipes are prone to deformation and rupture when subjected to high pressure and complex soil environments. Improving pipe wall thickness has limited effectiveness and is costly.
The HMW HDPE-M double-peak reinforced spiral wound structure pipe is adopted, which includes shaped strip, inner and outer protective layers and reinforcing ribs. The design features equilateral trapezoidal peaks and grooves wrapped with fiberglass mesh to enhance the pipe's compressive strength and ring stiffness.
It improves the pipe's compressive strength and ring stiffness, reduces impurity deposition caused by turbulence and eddies, and extends its service life.
Smart Images
Figure CN223677224U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to winding pipe technical field, concretely is a kind of HMW HDPE-M double-peak reinforcing bar winding structure wall pipe. BACKGROUND
[0002] In the pipeline technical field, traditional polyethylene pipe has been widely used in many industries, but with the continuous improvement of engineering demand, its performance gradually cannot meet complex working conditions. Early polyethylene pipe is mostly single-wall or simple structure, and the compression resistance and ring stiffness are poor. When bearing large pressure, complex soil environment and external load, deformation, rupture and other problems are prone to occur, which seriously shortens the service life of the product. With the development of technology, although there are some improvement measures, such as increasing pipe wall thickness, but this will increase the cost and the effect is limited.
[0003] To solve these problems, high molecular weight high density polyethylene with high strength, wear resistance, corrosion resistance and other advantages is gradually applied to pipe manufacturing. On this basis, a double-peak composite reinforcing bar structure is designed to improve the ring stiffness, compression strength and impact resistance of the pipe by optimizing the shape of the wave peak, winding process and the material of the reinforcing bar, so as to adapt to harsh working conditions such as deep underground drainage and industrial high-pressure pipeline, solve the performance bottleneck of traditional pipe in practical application, and meet the higher performance requirements of modern engineering for pipe. SUMMARY
[0004] The utility model aims at providing a kind of HMW HDPE-M double-peak reinforcing bar winding structure wall pipe, by setting pipe body, profiled strip, small wave peak, large wave peak and outer protective layer, solve the early polyethylene pipe mostly single-wall or simple structure, compression resistance and ring stiffness are poor, when bearing large pressure, complex soil environment and external load, deformation, rupture and other problems are prone to occur, which seriously shortens the service life of the product. With the development of technology, although there are some improvement measures, such as increasing pipe wall thickness, but this will increase the cost and the effect is limited.
[0005] To achieve the above purpose, the utility model is realized by the following technical scheme: a kind of HMW HDPE-M double-peak reinforcing bar winding structure wall pipe, including pipe body, the pipe body is spirally wound by profiled strip, the profiled strip includes inner wall, small wave peak, large wave peak, outer wall and outer protective layer, the middle of the large wave peak is provided with reinforcing rib, the large wave peak is pasted with adhesive layer, the top of the large wave peak is provided with recess, the inner wall of the recess is wrapped with glass fiber net.
[0006] Preferably, the profiled strip is a high-density polyethylene strip-shaped profile.
[0007] Preferably, the inner wall of the large wave peak is fixedly connected with reinforcing rib, and the reinforcing rib is made of polyethylene.
[0008] Preferably, the material of the outer protective layer is high molecular weight high density polyethylene material.
[0009] The utility model provides a kind of HMW HDPE-M double wave crest reinforcing rib winding structure wall pipe, with following beneficial effects:
[0010] 1. The present scheme is improved by setting double-layer coating, modified material of co-extrusion, the toughness of pipe body and the wear resistance of outer layer are improved, and the stability of wave trough is enhanced by setting multiple hollows.
[0011] 2. In the present scheme, the design of isosceles trapezoidal structure wave crest makes the external pressure more evenly distributed on the entire wave crest surface, compared with the traditional arc wave crest, it will not cause local deformation or damage due to stress concentration at the wave crest vertex, the double wave crest structure better disperses the pressure on the wave crest, the large wave crest plays a supporting role, and the small wave crest increases the tension of the inner wall of the pipeline.
[0012] 3. In the present scheme, the large wave crest is internally provided with reinforcing rib, which further improves the compression resistance of the pipe material, and the reinforcing rib inside the wave crest is beneficial to improve the ring stiffness of the pipe material, and the double wave crest design enhances the stability of the structure during the use of the pipe material in buried state.
[0013] 4. In the present scheme, the design of flat wave crest reduces the turbulence and vortex generated by wave crest fluctuation during medium flow, reduces the wear of the inner wall of the pipeline by medium, reduces the deposition of impurities in the recess, further reduces the possibility of wear, and prolongs the service life of the pipe material.
[0014] 5. In the present scheme, the design of reinforcing rib top wrapped glass fiber net makes the pipeline more difficult to damage and break when subjected to external force impact, improves the compression resistance and ring stiffness of the pipeline. BRIEF DESCRIPTION OF DRAWINGS
[0015] In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the description of embodiments or prior art. Obviously, the drawings in the following description are only exemplary, and those skilled in the art can obtain other implementation drawings according to the provided drawings without creating any creative labor.
[0016] Figure 1 It is a structural schematic diagram of the present utility model;
[0017] Figure 2 It is a structural split schematic diagram of the special-shaped strip material of the present utility model;
[0018] Figure 3 It is a structural cross-sectional view schematic diagram of the present utility model.
[0019] Indicated in the figure:
[0020] 1, pipe body; 2, profiled strip; 3, inner wall; 4, small wave peak; 5, large wave peak; 6, outer wall; 7, outer protective layer; 8, reinforcing rib; 9, adhesive layer; 10, glass fiber mesh; 11, reinforcing rib. DETAILED DESCRIPTION
[0021] The exemplary embodiments will be described in detail herein with reference to the accompanying drawings. In the following description, unless otherwise indicated, like numbers in the different drawings represent the same or similar elements. The following exemplary embodiments described in this specification are not meant to represent all implementations consistent with the present disclosure. Rather, they are simply examples of apparatuses consistent with some aspects of the present disclosure as detailed in the appended claims.
[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0023] As shown in Figure 1 , Figure 2 and Figure 3 , the present embodiment proposes a HMW HDPE-M double-wave-peak reinforcing rib winding structure wall pipe, comprising a pipe body 1, the pipe body 1 is spirally wound by a profiled strip 2, the profiled strip 2 is integrally formed by extrusion, the profiled strip 2 comprises an inner wall 3, a small wave peak 4, a large wave peak 5, an outer wall 6 and an outer protective layer 7, the outer protective layer 7 is made of high molecular weight high density polyethylene material, the height and width of the large wave peak 5 are 1.5-2.0 times of the small wave peak 4 respectively, the large wave peak 5 is provided with a reinforcing rib 8 in the middle, the large wave peak 5 is provided with an adhesive layer 9 between the large wave peaks 5, the top end of the large wave peak 5 is provided with a groove, the inner wall of the groove is wrapped with a glass fiber mesh 10, the design of the reinforcing rib 8 top wrapped with the glass fiber mesh 10 makes the pipeline more difficult to be damaged and broken when subjected to external force impact, improves the compression resistance and ring stiffness of the pipeline, at the same time, the design of the groove and the glass fiber mesh 10 forming a trapezoidal structure wave peak makes the external pressure more evenly distributed on the whole wave peak surface, compared with the traditional arc wave peak, it will not cause local deformation or damage due to stress concentration at the wave peak vertex, the double-wave-peak structure better disperses the pressure borne by the wave peak, the large wave peak 5 plays a supporting role to enhance the load-bearing capacity of the pipeline, the small wave peak 4 increases the inner wall tension of the pipeline, and the design of the flat wave peak reduces the turbulence and vortex generated in the medium flow process due to the wave peak undulation, reduces the wear of the medium on the inner wall of the pipeline, reduces the deposition of impurities in the recess, further reduces the possibility of wear, prolongs the service life of the pipe.
[0024] By forming double-layered covering, co-extrusion of the modified material with the outer protective layer 7, it helps to increase the overall toughness, and by setting the small wave peak 4 and the large wave peak 5 to form multiple hollows, it helps to enhance the stability of the wave trough.
[0025] The profiled strip 2 is a high-density polyethylene strip-shaped profile.
[0026] The inner side wall of the large wave peak 5 is fixedly connected with the reinforcing rib 11, and the reinforcing rib 11 is made of polyethylene.
[0027] By the reinforcing rib 11, the compression resistance of the pipe is further improved, and the setting of the reinforcing rib 11 inside the wave peak is beneficial to improve the ring stiffness of the pipe, and the double-wave peak design enhances the stability of the structure during the buried use of the pipe.
[0028] The material of the outer protective layer 7 is a high-molecular-weight high-density polyethylene material, and the high-molecular-weight polyethylene has high wear resistance, super high impact resistance, corrosion resistance and anti-adhesion.
[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A HMW HDPE-M bi-modal peak reinforcing strip wound structured wall pipe comprising a pipe body (1), characterised in that: The pipe body (1) is spirally wound by a profiled strip (2), the profiled strip (2) comprises an inner wall (3), small wave peaks (4), large wave peaks (5), an outer wall (6) and an outer protective layer (7), the middle of the large wave peaks (5) is provided with reinforcing ribs (8), the large wave peaks (5) are pasted with a pasting layer (9), the top of the large wave peaks (5) is provided with a groove, and the inner wall of the groove is wrapped with a glass fiber mesh (10).
2. A HMW HDPE-M dual peak reinforcing strip wound structured wall pipe according to claim 1, characterized in that: The profiled strip (2) is a high-density polyethylene strip-shaped section.
3. A HMW HDPE-M dual peak reinforcing strip wound structured wall pipe according to claim 1, characterized in that: The inner side wall of the large wave peak (5) is fixedly connected with a reinforcing rib (11), and the reinforcing rib (11) is made of polyethylene.
4. A HMW HDPE-M dual peak reinforcing strip wound structured wall pipe according to claim 1, characterized in that: The material of the outer protective layer (7) is a high-molecular-weight high-density polyethylene material.