Novel high-strength polyethylene composite pipe

Abstract

The utility model relates to the technical field of polyethylene composite pipes, and discloses a novel high-strength polyethylene composite pipe which comprises a polyethylene composite pipe body, a fixing frame is fixedly connected to the inner wall of the polyethylene composite pipe body, clamping grooves are formed in the upper side and the lower side of the inner wall of the fixing frame, and supporting cylinders are connected to the inner walls of the clamping grooves through detaching assemblies. The opposite ends of the supporting cylinders are rotationally connected with rotary knobs, the opposite ends of the rotary knobs are fixedly connected with toothed bars, and the upper sides and the lower sides of the outer walls of the toothed bars are connected with a plurality of face gears in an engaged mode. According to the polyethylene composite pipe, the interior of the polyethylene composite pipe body can be supported, the situation that the polyethylene composite pipe body is broken, and then transportation work is affected is avoided, meanwhile, adjustment can be conducted according to the diameters of different polyethylene composite pipe bodies, installation, disassembly and replacement are convenient, operation is easy, and the practicability is high. The applicability of the device and the working efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of polyethylene composite pipes, in particular to a novel high-strength polyethylene composite pipe. Background Art

[0002] Polyethylene composite pipes are widely used in multiple industrial and civil fields due to their excellent physical and chemical properties. They are used in urban and rural water supply systems with excellent corrosion resistance, aging resistance and long service life, or sewage treatment and drainage systems. They are corrosion-resistant, have low flow resistance and are environmentally friendly.

[0003] After searching, the high-strength polyethylene composite pipe with announcement number CN211398837U includes a main body, both sides of which are fixedly connected with interfaces, and the interfaces are integrally formed with the main body. The main body includes a base layer, the surface of the base layer is coated with a reinforcement layer by an adhesive, the surface of the reinforcement layer is bonded with a fireproof layer by an adhesive, the surface of the fireproof layer is bonded with a heat dissipation layer by an adhesive, and the surface of the heat dissipation layer is bonded with a wear-resistant layer by an adhesive. The base layer is made of high-density polyethylene and low-density polyethylene materials extruded and compounded with multiple plastics, and the reinforcement layer is made of stainless steel wire mesh. The utility model can provide good strength for the main body through the coordinated use of the base layer, reinforcement layer, fireproof layer, heat dissipation layer and wear-resistant layer, and can also provide good fireproof performance, heat dissipation performance and wear resistance, thereby extending the service life of the main body and better ensuring the progress of transportation work;

[0004] Based on the above patent, the molded pipe mentioned in its background technology is a polyethylene composite pipe. However, the existing polyethylene composite pipe has low strength and cannot play a good supporting effect in daily use, which may cause the polyethylene composite pipe to rupture, thereby affecting the transportation work. In response to this technical problem, this application proposes a new type of high-strength polyethylene composite pipe. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the existing technology and propose a new type of high-strength polyethylene composite pipe, which can not only support the inside of the polyethylene composite pipe body to avoid the rupture of the polyethylene composite pipe body, thereby affecting the transportation work, but also can be adjusted according to the diameter of the different polyethylene composite pipe bodies, convenient for installation, disassembly and replacement, simple operation, and improve the applicability of the device and work efficiency.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A new type of high-strength polyethylene composite pipe includes a polyethylene composite pipe body, the inner wall of the polyethylene composite pipe body is fixedly connected to a fixing frame, the upper and lower sides of the inner wall of the fixing frame are provided with slots, the inner walls of the slots are connected to support tubes through disassembly components, the opposite ends of the support tubes are rotatably connected to knobs, the opposite ends of the knobs are fixedly connected to gear rods, the upper and lower sides of the outer walls of the gear rods are meshed with multiple face gears, and the outward ends of the face gears are connected to support plates through telescopic components.

[0008] Furthermore, the disassembly assembly includes a clamping rod provided on the inner wall of the clamping slot, a sliding plate provided on the opposite side of the outer wall of the clamping rod, and a plurality of springs fixedly connected to the opposite end of the sliding plate.

[0009] Furthermore, the opposite ends of the clamping rods are fixedly connected to the opposite ends of the support tubes, and the shape of the clamping rods matches the clamping slots.

[0010] Furthermore, the outer walls of the sliding plates are slidably connected to the inner walls of the fixed frame, and the opposite ends of the springs are fixedly connected to the opposite sides of the inner walls of the fixed frame.

[0011] Furthermore, the telescopic assembly includes a fixed cylinder fixedly connected to the outer wall of the supporting cylinder, the inner wall of the fixed cylinder is slidably connected to the sliding cylinder, and the inner wall of the sliding cylinder is threadedly connected to the threaded rod.

[0012] Furthermore, the inner ends of the threaded rods are fixedly connected to the outer ends of the face gears, the outer walls of the threaded rods are rotatably connected to the inner walls of the fixed cylinders, and the outer ends of the sliding cylinders are fixedly connected to the inner ends of the support plates.

[0013] Furthermore, the polyethylene composite pipe body includes a wear-resistant layer, a steel mesh layer, a carbon fiber layer and an anti-corrosion layer. The inner wall of the wear-resistant layer is fixedly connected to the outer wall of the steel mesh layer, the inner wall of the steel mesh layer is fixedly connected to the carbon fiber layer, and the inner wall of the carbon fiber layer is fixedly connected to the anti-corrosion layer.

[0014] Furthermore, the wear-resistant layer material is polyurethane, and the anti-corrosion layer material is polytetrafluoroethylene.

[0015] The utility model has the following beneficial effects:

[0016] 1. In the utility model, through the cooperation among the fixing frame, spring, sliding plate, slot, clamping rod, supporting tube, knob, gear rod, face gear, threaded rod, fixing tube, sliding tube and supporting plate, not only the inside of the polyethylene composite pipe body can be supported to avoid the rupture of the polyethylene composite pipe body, thereby affecting the progress of transportation, but also the pipe body can be adjusted according to the diameter of different polyethylene composite pipe bodies, which is convenient for installation, disassembly and replacement, simple to operate, and improves the applicability of the device and work efficiency.

[0017] 2. In the present invention, the wear-resistant layer, the steel mesh layer, the carbon fiber layer and the anti-corrosion layer are coordinated to increase the strength and pressure resistance of the polyethylene composite pipe body, thereby improving its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a plan view of a new type of high-strength polyethylene composite pipe proposed in the utility model;

[0019] Figure 2 This is a cross-sectional view of the polyethylene composite pipe body of a new type of high-strength polyethylene composite pipe proposed in the utility model;

[0020] Figure 3 This is a structural diagram of a new type of high-strength polyethylene composite pipe fixed to the present invention;

[0021] Figure 4 This is a half-section view of a support tube of a new type of high-strength polyethylene composite pipe proposed in the utility model;

[0022] Figure 5 This is a half-section view of a fixing tube of a new type of high-strength polyethylene composite pipe proposed in the utility model;

[0023] Figure 6 This is a half-section view of a fixing frame of a new type of high-strength polyethylene composite pipe proposed by the utility model.

[0024] Legend:

[0025] 1. Polyethylene composite pipe body; 2. Fixed frame; 3. Spring; 4. Sliding plate; 5. Slot; 6. Clamping rod; 7. Support cylinder; 8. Knob; 9. Gear rod; 10. Face gear; 11. Threaded rod; 12. Fixed cylinder; 13. Sliding cylinder; 14. Support plate; 15. Wear-resistant layer; 16. Steel mesh layer; 17. Carbon fiber layer; 18. Anti-corrosion layer. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] Reference Figure 1 、 Figure 5 and Figure 6As shown, the utility model provides an embodiment: a new type of high-strength polyethylene composite pipe, including a polyethylene composite pipe body 1, a fixed frame 2 is fixedly connected to the inner wall of the polyethylene composite pipe body 1, and slots 5 are provided on the upper and lower sides of the inner wall of the fixed frame 2, and the opposite ends of the support tube 7 are rotatably connected to the knob 8, and the opposite ends of the knob 8 are fixedly connected to the gear rod 9, and the upper and lower sides of the outer wall of the gear rod 9 are meshed with multiple face gears 10. A sliding plate 4 is provided on the opposite side of the outer wall of the card rod 6, and a plurality of springs 3 are fixedly connected to the opposite end of the sliding plate 4. The opposite end of the card rod 6 is fixedly connected to the opposite end of the support tube 7. The shape of the card rod 6 matches the card slot 5. The outer walls of the sliding plates 4 are slidably connected to the inner wall of the fixed frame 2, and the opposite ends of the springs 3 are respectively fixedly connected to the opposite side of the inner wall of the fixed frame 2. The inner walls of the fixed tube 12 are slidably connected to the sliding tube 13, and the inner walls of the sliding tube 13 are threadedly connected to the threaded rod 11. The inward ends of the threaded rod 11 are respectively fixedly connected to the outward ends of the face gear 10, and the outer walls of the threaded rod 11 are respectively rotatably connected to the inner walls of the fixed tube 12, and the outward ends of the sliding tube 13 are respectively fixedly connected to the inward ends of the support plates 14.

[0028] After the cam 11 is in the state of being moved, the cam 12 is moved along the guide rail 8 and the guide rail 13 is moved along the guide rail 14 so that the cam 12 is moved along the guide rail 15. When the cam 11 is in the state of being moved, the cam 12 is moved along the guide rail 15 and the guide rail 13 is moved along the guide rail 14.

[0029] refer to Figure 1 and Figure 2 As shown, the polyethylene composite pipe body 1 includes a wear-resistant layer 15, a steel mesh layer 16, a carbon fiber layer 17 and an anti-corrosion layer 18. The inner wall of the wear-resistant layer 15 is fixedly connected to the outer wall of the steel mesh layer 16, the inner wall of the steel mesh layer 16 is fixedly connected to the carbon fiber layer 17, and the inner wall of the carbon fiber layer 17 is fixedly connected to the anti-corrosion layer 18. The material of the wear-resistant layer 15 is polyurethane, and the material of the anti-corrosion layer 18 is polytetrafluoroethylene.

[0030] Specifically, when the polyethylene composite pipe body 1 is in use, the wear-resistant layer 15 has extremely high wear resistance, elasticity and impact resistance, the steel mesh layer 16 and the carbon fiber layer 17 provide extremely high strength and pressure resistance while maintaining light weight, and the anti-corrosion layer 18 has excellent chemical corrosion resistance and high temperature resistance, which prevents the internal transport liquid from damaging the polyethylene composite pipe body 1, thereby increasing the strength and pressure resistance of the polyethylene composite pipe body 1, thereby improving its service life.

[0031] Working principle: When installing the support tube 7, first insert the card rod 6 into the fixed frame 2, and rotate it ninety degrees to align the card rod 6 with the card slot 5, then release the support tube 7, and the elastic force of the spring 3 drives the sliding plate 4 to slide, driving the card rod 6 to be stuck in the card slot 5, and limiting the card rod 6. When disassembling, only need to push the support tube 7 inward, remove the card rod 6 from the card slot 5, and rotate it ninety degrees, then the support tube 7 can be removed from the fixed frame 2. After the installation is completed, by rotating the knob 8, the knob 8 drives the gear rod 9 to rotate, and the gear rod 9 drives the surface gear 10 of the outer wall to rotate, and the surface The gear 10 drives the threaded rod 11 to rotate, and then drives the sliding cylinder 13 to slide outward, so that the outer wall of the support plate 14 contacts the inner wall of the polyethylene composite pipe body 1, and supports the polyethylene composite pipe body 1. When the polyethylene composite pipe body 1 is in use, the wear-resistant layer 15 has extremely high wear resistance, elasticity and impact resistance. The steel mesh layer 16 and the carbon fiber layer 17 provide extremely high strength and pressure resistance while maintaining light weight. The anti-corrosion layer 18 has excellent chemical corrosion resistance and high temperature resistance, which prevents the internal transport liquid from damaging the polyethylene composite pipe body 1.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A novel high-strength polyethylene composite pipe, comprising a polyethylene composite pipe body (1), characterized in that: The inner wall of the polyethylene composite pipe body (1) is fixedly connected to a fixing frame (2), and the inner wall of the fixing frame (2) is provided with a slot (5) on both upper and lower sides, and the inner wall of the slot (5) is connected to a support cylinder (7) via a disassembly assembly, and the opposite end of the support cylinder (7) is rotatably connected to a knob (8), and the opposite end of the knob (8) is fixedly connected to a gear rod (9), and the outer wall of the gear rod (9) is meshed with a plurality of face gears (10) on both upper and lower sides, and the outward end of the face gear (10) is connected to a support plate (14) via a telescopic assembly.

2. The novel high-strength polyethylene composite pipe according to claim 1, characterized in that: The disassembly assembly includes a clamping rod (6) provided on the inner wall of the clamping slot (5), a sliding plate (4) provided on the opposite side of the outer wall of the clamping rod (6), and a plurality of springs (3) fixedly connected to the opposite end of the sliding plate (4).

3. The novel high-strength polyethylene composite pipe according to claim 2, characterized in that: The opposite end of the clamping rod (6) is fixedly connected to the opposite end of the support tube (7), and the shape of the clamping rod (6) matches the clamping slot (5).

4. The novel high-strength polyethylene composite pipe according to claim 2, characterized in that: The outer walls of the sliding plates (4) are slidably connected to the inner walls of the fixed frame (2), and the opposite ends of the springs (3) are fixedly connected to the opposite sides of the inner walls of the fixed frame (2).

5. The novel high-strength polyethylene composite pipe according to claim 1, characterized in that: The telescopic assembly comprises a fixed cylinder (12) fixedly connected to the outer wall of the support cylinder (7), the inner wall of the fixed cylinder (12) is slidably connected to a sliding cylinder (13), and the inner wall of the sliding cylinder (13) is threadedly connected to a threaded rod (11).

6. The novel high-strength polyethylene composite pipe according to claim 5, characterized in that: The inner ends of the threaded rods (11) are fixedly connected to the outer ends of the face gears (10), the outer walls of the threaded rods (11) are rotatably connected to the inner walls of the fixed cylinders (12), and the outer ends of the sliding cylinders (13) are fixedly connected to the inner ends of the support plates (14).

7. The novel high-strength polyethylene composite pipe according to claim 1, characterized in that: The polyethylene composite pipe body (1) comprises a wear-resistant layer (15), a steel mesh layer (16), a carbon fiber layer (17) and an anti-corrosion layer (18), wherein the inner wall of the wear-resistant layer (15) is fixedly connected to the outer wall of the steel mesh layer (16), the inner wall of the steel mesh layer (16) is fixedly connected to the carbon fiber layer (17), and the inner wall of the carbon fiber layer (17) is fixedly connected to the anti-corrosion layer (18).

8. The novel high-strength polyethylene composite pipe according to claim 7, characterized in that: The material of the wear-resistant layer (15) is polyurethane, and the material of the anti-corrosion layer (18) is polytetrafluoroethylene.

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