Novel glass fiber reinforced plastic gel coat pipeline

Abstract

The utility model discloses a novel glass fiber reinforced plastic gel coat pipeline, and relates to the technical field of glass fiber reinforced plastic gel coat pipelines, the novel glass fiber reinforced plastic gel coat pipeline comprises glass fiber reinforced plastic pipelines, two ends of the glass fiber reinforced plastic pipelines are respectively provided with a first butt-joint assembly and a second butt-joint assembly, and the two glass fiber reinforced plastic pipelines realize rapid butt-joint operation through the first butt-joint assembly and the second butt-joint assembly; the first butt joint assembly comprises a butt joint unit and a sealing unit. Through the arrangement of the first butt joint assembly and the second butt joint assembly and the horn mouth structure of the positioning clamping groove, when the two glass fiber reinforced plastic pipelines are in butt joint, the positioning clamping groove and the positioning convex block do not need to be kept in an accurate alignment state and only need to be approximately aligned, so that the splicing construction difficulty can be reduced, and the splicing construction efficiency is improved. And through clamping connection of the positioning protruding blocks and the positioning clamping grooves, automatic alignment and alignment limiting of the first through holes and the second through holes can be achieved, so that installation of bolts is facilitated, and the installation efficiency of the glass fiber reinforced plastic pipeline is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of glass fiber reinforced plastic gel coat pipes, in particular to a novel glass fiber reinforced plastic gel coat pipe. Background Art

[0002] FRP pipe is a lightweight, high-strength, corrosion-resistant non-metallic pipe. It is made of resin (food-grade resin is used for transporting drinking water), glass fiber, and quartz sand as raw materials and is made using a special process. FRP pipes are widely accepted by users for their excellent chemical corrosion resistance, light weight and high strength, no scaling, strong earthquake resistance, long service life compared to ordinary steel pipes, low comprehensive cost, quick installation, safety and reliability, etc.

[0003] Gel coat, which is a pigmented thixotropic product developed for glass fiber reinforced plastic (FRP) and countertop topcoat by adding pigments and thixotropic agents to unsaturated polyester (UP);

[0004] After the FRP wrapped pipe is produced, the outer surface is polished with an angle grinder and then coated with an anti-UV gel coat. This can make the appearance of the FRP pipe flatter, smoother, more beautiful, more resistant to UV rays and aging, and will not change color or lint after many years of use, further improving the performance of the FRP pipe.

[0005] Flange connection is one of the commonly used connection forms of FRP gel coat pipes. According to the characteristics of FRP, its flange can be integrally formed with the pipe body, or it can be prefabricated and then bonded to the pipe body. Both of these flange connection methods use ordinary flange structures. During splicing and assembly, the flange holes on the flanges are not easy to align, and it takes a lot of time to adjust, resulting in low overall installation efficiency of FRP gel coat pipes. Based on this, a new type of FRP gel coat pipe is provided. Utility Model Content

[0006] The purpose of the utility model is to provide a novel glass fiber reinforced plastic gel coat pipe in order to solve the above-mentioned problems.

[0007] To achieve the above purpose, the utility model provides the following technical solutions: a novel glass fiber reinforced plastic gel-coated pipe, comprising a glass fiber reinforced plastic pipe, wherein the two ends of the glass fiber reinforced plastic pipe are respectively provided with a first docking assembly and a second docking assembly, and the two glass fiber reinforced plastic pipes are quickly docked through the first docking assembly and the second docking assembly;

[0008] The first docking assembly includes a docking unit and a sealing unit;

[0009] The docking unit and the second docking assembly are spliced ​​to realize the splicing operation of two glass fiber reinforced plastic pipes;

[0010] The sealing unit is used to increase the sealing performance between the docking unit and the second docking assembly, thereby ensuring the sealing performance between the two spliced ​​glass fiber reinforced plastic pipes.

[0011] As a further solution of the utility model: the docking unit includes a first docking ring seat, an annular plug-in groove, a positioning protrusion, and a first through hole;

[0012] The first docking ring seat is fixed to one end of the FRP pipe, and the annular plug groove is formed on the inner side of the first docking ring seat and passes through the end of the first docking ring seat away from the FRP pipe;

[0013] The positioning protrusion is integrally formed on the inner wall of the outer ring of the annular plug-in groove, and the first through hole is formed on the inner wall end face of the annular plug-in groove and penetrates to the other end of the first docking ring seat;

[0014] The second docking assembly includes a second docking ring seat, a plug-in ring block, a positioning slot, and a second through hole;

[0015] The second docking ring seat is fixed to the other end of the FRP pipe, the plug-in ring block is fixed to the end of the second docking ring seat away from the FRP pipe, the positioning groove is arranged on the outside of the plug-in ring block, and the second through hole is arranged at one end of the plug-in ring block and passes through the plug-in ring block, the second docking ring seat to the other end of the second docking ring seat;

[0016] The plug-in ring block is plugged into the inner side of the annular plug-in groove to realize the splicing of the second docking ring seat and the first docking ring seat, and the automatic alignment of the first through hole and the second through hole is realized by the engagement of the positioning protrusion with the positioning slot.

[0017] As a further solution of the utility model: the positioning protrusions and positioning slots are provided in multiple numbers and the number is the same, and the multiple positioning protrusions and positioning slots are evenly distributed in a ring shape with the central axis of the glass fiber reinforced plastic pipe as the center;

[0018] The end of the positioning slot away from the second docking ring seat is in a trumpet-mouth structure, which is used to achieve automatic alignment with the positioning protrusion.

[0019] As a further solution of the utility model: the first through holes and the second through holes are provided in plurality and in the same number, and the first through holes and the positioning protrusions, and the second through holes and the positioning slots are staggered along the circumferential direction.

[0020] As a further solution of the utility model: the sealing unit includes a first annular groove, a second annular groove, and a third annular groove;

[0021] The first annular groove and the second annular groove are formed at one end of the first docking ring seat, and the first annular groove and the second annular groove are respectively located at the outer side and the inner side of the annular plug-in groove;

[0022] The third annular groove is formed on the inner wall end surface of the annular plug-in groove and is located inside the distribution track of the plurality of first through holes;

[0023] Sealing rings are installed on the inner sides of the first annular groove, the second annular groove and the third annular groove. When the first docking assembly is docked with the second docking assembly, the sealing ring is tightly fitted to the end faces of the second docking ring seat and the plug-in ring block to achieve sealing between the first docking assembly and the second docking assembly.

[0024] As a further solution of the utility model: the FRP pipe, the first docking assembly and the second docking assembly are integrally formed by winding glass fibers layer by layer on a rotating core mold, and the outer sides of the FRP pipe, the first docking ring seat and the second docking ring seat are coated with an anti-ultraviolet gel coat.

[0025] Compared with the prior art, the beneficial effects of the utility model are:

[0026] By setting the first docking component and the second docking component and the trumpet structure of the positioning slot, when two FRP pipes are docked, the positioning slot and the positioning protrusion do not need to maintain precise alignment, but only need to maintain rough alignment, which can reduce the difficulty of splicing construction. Through the engagement of the positioning protrusion and the positioning slot, the first through hole and the second through hole can be automatically aligned and aligned to limit, thereby facilitating the installation of bolts and effectively improving the installation efficiency of the FRP pipes. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the structure of the utility model;

[0028] Figure 2 It is a structural schematic diagram of the second docking assembly of the utility model;

[0029] Figure 3 It is a cross-sectional view of the structure of the first docking assembly and the second docking assembly of the utility model;

[0030] Figure 4 It is a schematic diagram of the disassembly of the sealing ring and the first annular groove, the second annular groove and the third annular groove of the utility model.

[0031] In the figure: 1. FRP pipe; 2. first docking assembly; 201. first docking ring seat; 202. annular plug-in groove; 203. positioning protrusion; 204. first through hole; 205. first annular groove; 206. second annular groove; 207. third annular groove; 3. second docking assembly; 301. second docking ring seat; 302. plug-in ring block; 303. positioning card slot; 304. second through hole; 4. sealing ring. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] See also Figures 1 to 4 In the embodiment of the utility model, a novel glass fiber reinforced plastic gel-coated pipe comprises a glass fiber reinforced plastic pipe 1, and a first docking assembly 2 and a second docking assembly 3 are respectively arranged at both ends of the glass fiber reinforced plastic pipe 1, and the two glass fiber reinforced plastic pipes 1 are quickly docked through the first docking assembly 2 and the second docking assembly 3;

[0034] The first docking assembly 2 includes a docking unit and a sealing unit. The docking unit and the second docking assembly 3 are spliced ​​to realize the splicing operation of the two FRP pipes 1; the sealing unit is used to increase the sealing performance of the docking unit and the second docking assembly 3, and ensure the sealing performance between the two spliced ​​FRP pipes 1;

[0035] The docking unit includes a first docking ring seat 201, an annular plug-in groove 202, a positioning protrusion 203, and a first through hole 204;

[0036] The first docking ring seat 201 is fixed to one end of the FRP pipe 1, and the annular plug groove 202 is formed on the inner side of the first docking ring seat 201 and penetrates the end of the first docking ring seat 201 away from the FRP pipe 1; the positioning protrusion 203 is integrally formed on the inner wall of the outer ring of the annular plug groove 202, and the first through hole 204 is provided on the inner wall end face of the annular plug groove 202 and penetrates to the other end of the first docking ring seat 201;

[0037] The second docking assembly 3 includes a second docking ring seat 301, a plug-in ring block 302, a positioning slot 303, and a second through hole 304; the second docking ring seat 301 is fixed to the other end of the FRP pipe 1, the plug-in ring block 302 is fixed to the end of the second docking ring seat 301 away from the FRP pipe 1, the positioning slot 303 is arranged on the outside of the plug-in ring block 302, and the second through hole 304 is arranged at one end of the plug-in ring block 302 and penetrates the plug-in ring block 302, the second docking ring seat 301 to the other end of the second docking ring seat 301; the plug-in ring block 302 is plugged into the inner side of the annular plug-in slot 202 to realize the splicing of the second docking ring seat 301 and the first docking ring seat 201, and the first through hole 204 and the second through hole 304 are automatically aligned by the engagement of the positioning protrusion 203 and the positioning slot 303;

[0038] The sealing unit includes a first annular groove 205, a second annular groove 206, and a third annular groove 207;

[0039] The first annular groove 205 and the second annular groove 206 are provided at one end of the first docking ring seat 201, and the first annular groove 205 and the second annular groove 206 are respectively located on the outer side and the inner side of the annular plug-in groove 202; the third annular groove 207 is provided on the inner wall end face of the annular plug-in groove 202 and is located on the inner side of the distribution track of the plurality of first through holes 204; the inner sides of the first annular groove 205, the second annular groove 206 and the third annular groove 207 are all provided with sealing rings 4, and when the first docking component 2 is docked with the second docking component 3, the sealing ring 4 is tightly fitted to the end faces of the second docking ring seat 301 and the plug-in ring block 302 to achieve sealing between the first docking component 2 and the second docking component 3;

[0040] The FRP pipe 1, the first docking assembly 2 and the second docking assembly 3 are integrally formed by winding glass fibers layer by layer on a rotating core mold, and the outer sides of the FRP pipe 1, the first docking ring seat 201 and the second docking ring seat 301 are coated with anti-ultraviolet gel coat.

[0041] In this embodiment, when two glass fiber reinforced plastic pipes 1 are butt-jointed, the operation steps are as follows:

[0042] Align the first docking assembly 2 on one glass fiber reinforced plastic pipe 1 with the second docking assembly 3 on the other glass fiber reinforced plastic pipe 1 (it should be supplemented that this operation can be assisted by external lifting equipment), then bring the two glass fiber reinforced plastic pipes 1 closer together, and align the plug-in ring block 302 with the annular plug-in groove 202. Then, as the two glass fiber reinforced plastic pipes 1 continue to approach each other, the plug-in ring block 302 will be inserted into the annular plug-in groove 202, and the positioning groove 302 and the positioning protrusion 203 will be engaged with each other (it should be supplemented that when placing the two glass fiber reinforced plastic pipes 1, the pipes can be adjusted first so that the positioning groove 302 and the positioning protrusion 203 are roughly aligned. Then, when the two are in contact, the positioning protrusion 203 can be inserted into the bell mouth of the positioning groove 303. Then, the positioning protrusion 203 squeezes the inner wall of the bell mouth, so that the first docking assembly 2 and the second docking assembly 3 are automatically deflected and aligned with each other);

[0043] Finally, the plug-in ring block 302 is completely inserted into the inner side of the annular plug-in groove 202, the second docking ring seat 301 is attached to the end surface of the sealing ring 4 in the first annular groove 205 and the second annular groove 206, and the plug-in ring block 302 is attached to the end surface of the sealing ring 4 in the third annular groove 207. At the same time, the first through hole 204 is aligned with the second through hole 304 through the mutual engagement of the positioning groove 302 and the positioning protrusion 203;

[0044] Finally, the external bolts are passed through the first through hole 204 and the second through hole 304 in sequence, and are tightened with the external nuts to realize the connection and fixation between the first butt joint ring seat 201 and the first butt joint ring seat 301, and then the connection and fixation of the two glass fiber reinforced plastic pipes 1 are realized. At the same time, the sealing ring 4 is squeezed and deformed to fit tightly on the end faces of the first butt joint ring seat 201, the first butt joint ring seat 301, and the plug-in ring block 302, thus ensuring the sealing between the two glass fiber reinforced plastic pipes 1;

[0045] By cooperating with the above-mentioned multiple parts, the first through hole 204 and the second through hole 304 can be quickly aligned. At the same time, when inserting the external bolts, the two can maintain a stable alignment state, further improving the installation efficiency of the FRP pipe 1.

[0046] Please refer to Figures 1 to 4 , the positioning protrusions 203 and the positioning slots 303 are provided in multiple numbers and the number is the same, and the multiple positioning protrusions 203 and the positioning slots 303 are evenly distributed in a ring shape with the central axis of the glass fiber reinforced plastic pipe 1 as the center;

[0047] The end of the positioning slot 303 away from the second docking ring seat 301 is in a bell-mouth structure, which is used to achieve automatic alignment with the positioning protrusion 203;

[0048] A plurality of first through holes 204 and a same number of second through holes 304 are provided. The first through holes 204 and the positioning protrusions 203 , and the second through holes 304 and the positioning slots 303 are staggered along the circumferential direction.

[0049] In this embodiment, the bell-mouth structure of the positioning slot 303 allows the positioning slot 303 and the positioning protrusion 203 to be aligned roughly without having to be precisely aligned when the two glass fiber reinforced plastic pipes 1 are butted together, thereby reducing the difficulty of the splicing construction.

[0050] By engaging the positioning protrusion 203 with the positioning slot 303 , the first through hole 204 and the second through hole 304 can be automatically aligned and aligned to limit position, thereby facilitating the installation of the bolts and effectively improving the installation efficiency of the FRP pipe 1 .

[0051] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A novel glass fiber reinforced plastic gel-coated pipe, comprising a glass fiber reinforced plastic pipe (1), characterized in that: A first docking assembly (2) and a second docking assembly (3) are respectively provided at both ends of the glass fiber reinforced plastic pipe (1), and the two glass fiber reinforced plastic pipes (1) can be quickly docked via the first docking assembly (2) and the second docking assembly (3); The first docking assembly (2) comprises a docking unit and a sealing unit; The docking unit and the second docking assembly (3) are spliced ​​to realize the splicing operation of two glass fiber reinforced plastic pipes (1); The sealing unit is used to increase the sealing performance between the docking unit and the second docking assembly (3), thereby ensuring the sealing performance between the two spliced ​​glass fiber reinforced plastic pipes (1).

2. A novel glass fiber reinforced plastic gel-coated pipe according to claim 1, characterized in that: The docking unit comprises a first docking ring seat (201), an annular plug-in groove (202), a positioning protrusion (203), and a first through hole (204); The first docking ring seat (201) is fixed to one end of the glass fiber reinforced plastic pipe (1), and the annular plug groove (202) is formed on the inner side of the first docking ring seat (201) and passes through one end of the first docking ring seat (201) away from the glass fiber reinforced plastic pipe (1); The positioning protrusion (203) is integrally formed on the inner wall of the outer ring of the annular plug-in groove (202); the first through hole (204) is formed on the inner wall end face of the annular plug-in groove (202) and penetrates to the other end of the first docking ring seat (201); The second docking assembly (3) comprises a second docking ring seat (301), a plug-in ring block (302), a positioning slot (303), and a second through hole (304); The second docking ring seat (301) is fixed to the other end of the glass fiber reinforced plastic pipe (1), the plug-in ring block (302) is fixed to the end of the second docking ring seat (301) away from the glass fiber reinforced plastic pipe (1), the positioning groove (303) is provided on the outside of the plug-in ring block (302), and the second through hole (304) is provided at one end of the plug-in ring block (302) and penetrates the plug-in ring block (302), the second docking ring seat (301) to the other end of the second docking ring seat (301); The plug-in ring block (302) is plugged into the inner side of the annular plug-in groove (202) to realize the splicing of the second docking ring seat (301) and the first docking ring seat (201), and the first through hole (204) and the second through hole (304) are automatically aligned by the engagement of the positioning protrusion (203) and the positioning slot (303).

3. A novel glass fiber reinforced plastic gel-coated pipe according to claim 2, characterized in that: The positioning protrusions (203) and the positioning slots (303) are provided in multiple numbers and in the same number, and the multiple positioning protrusions (203) and the positioning slots (303) are evenly distributed in a ring shape with the central axis of the glass fiber reinforced plastic pipe (1) as the center of the circle; The end of the positioning slot (303) away from the second docking ring seat (301) is in a bell-mouth structure, and is used to achieve automatic alignment with the positioning protrusion (203).

4. A novel glass fiber reinforced plastic gel-coated pipe according to claim 3, characterized in that: The first through holes (204) and the second through holes (304) are provided in plurality and in equal numbers; the first through holes (204) and the positioning protrusions (203), and the second through holes (304) and the positioning slots (303) are staggered along the circumferential direction.

5. A novel glass fiber reinforced plastic gel-coated pipe according to claim 4, characterized in that: The sealing unit comprises a first annular groove (205), a second annular groove (206), and a third annular groove (207); The first annular groove (205) and the second annular groove (206) are provided at one end of the first docking ring seat (201), and the first annular groove (205) and the second annular groove (206) are respectively located on the outer side and the inner side of the annular plug-in groove (202); The third annular groove (207) is formed on the inner wall end surface of the annular plug-in groove (202) and is located inside the distribution track of the plurality of first through holes (204); Sealing rings (4) are installed on the inner sides of the first annular groove (205), the second annular groove (206) and the third annular groove (207). When the first docking component (2) and the second docking component (3) are docked, the sealing ring (4) is tightly fitted to the end faces of the second docking ring seat (301) and the plug-in ring block (302) to achieve sealing between the first docking component (2) and the second docking component (3).

6. A novel glass fiber reinforced plastic gel-coated pipe according to claim 2, characterized in that: The glass fiber reinforced plastic pipe (1), the first docking assembly (2), and the second docking assembly (3) are integrally formed by winding glass fibers layer by layer on a rotating core mold, and the outer sides of the glass fiber reinforced plastic pipe (1), the first docking ring seat (201), and the second docking ring seat (301) are coated with an anti-ultraviolet gel coat.

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