Continuous winding glass fiber reinforced plastic pipe with low water resistance

Abstract

The utility model discloses a low water resistance continuous winding glass fiber reinforced plastic pipe, which comprises two groups of pipe bodies and connectors, the two groups of pipe bodies are connected through the connectors, the inner wall of each pipe body is provided with a continuous fiber layer, and the continuous fiber layers are fixedly connected with the pipe bodies. A chopped fiber layer is arranged on the inner wall of the continuous fiber layer, the chopped fiber layer is fixedly connected with the continuous fiber layer, a resin material is arranged on the inner wall of the chopped fiber layer, the resin material is fixedly connected with the chopped fiber layer, a vinyl resin layer is arranged on the inner wall of the resin material, and the vinyl resin layer is fixedly connected with the chopped fiber layer. The vinyl resin layer is fixedly connected with the resin material, and a plurality of sets of reinforcing sleeves are installed on the outer wall of the pipe body at equal intervals. According to the utility model, not only is the pressure resistance of the pipeline improved through the convenient three-dimensional overlapping and layering of various materials realized, the water resistance coefficient of the inner wall of the pipeline is conveniently reduced, the structural strength is conveniently increased, and the safety of the pipeline in use is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plastic pipe, specifically to a kind of low water resistance continuous winding glass fiber reinforced plastic pipe. BACKGROUND

[0002] With the continuous acceleration of urbanization, the continuous improvement of urban infrastructure, municipal pipeline in city is in the stage of increasing every year, and the demand is large, in the process of pipeline selection and construction, the water resistance of pipeline is an important performance index, the water resistance of pipeline refers to the resistance generated due to the friction and bending of pipeline itself when the liquid in pipeline flows, in pipeline engineering, water resistance directly affects the rationality of pipeline engineering design and the feasibility of construction, when water resistance is high, the energy consumed by liquid flow in pipeline is larger, and the cost and energy consumption of pipeline transportation are higher, in order to reduce the energy consumed by liquid flow in pipeline, a kind of low water resistance continuous winding glass fiber reinforced plastic pipe is provided.

[0003] Such as the repair of continuous winding glass fiber reinforced plastic pipe disclosed in the authorized announcement No.CN217108722U, including pipeline body and sleeve installed on pipeline body for connecting pipeline body between; its characterized in that it further includes connecting sealing structure provided on sleeve, positioning structure provided on pipeline body to limit the position of pipeline body in sleeve;The sleeve side is also pre-embedded with metal sheet;

[0004] Although it realizes the sealing effect between pipeline body and sleeve by the setting of connecting sealing structure, and the connecting effect of the reset force of sealing ring after extrusion and the friction between pipeline body;The travel of one end of pipeline body inserted into sleeve is limited by the setting of positioning structure, so that the insertion of one side of pipeline body is not too long, which leads to the short insertion distance of the other side of pipeline body, and the poor connection firmness and stability between pipeline body and sleeve;

[0005] But it does not solve the problem that the existing plastic pipe is not convenient for three-dimensional material stacking and laying to improve the pressure resistance of pipeline, and it is not conducive to reducing the water resistance coefficient of pipeline inner wall and increasing the structural strength, which affects the safety of pipeline use. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a kind of low water resistance continuous winding glass fiber reinforced plastic pipe to solve the problem that the above background technology proposes that the plastic pipe is not convenient for three-dimensional material stacking and laying to improve the pressure resistance of pipeline, and it is not conducive to reducing the water resistance coefficient of pipeline inner wall and increasing the structural strength, which affects the safety of pipeline use.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a low water resistance continuous winding glass fiber reinforced plastic pipe, including pipe body and connecting head, the pipe body is two groups, and two groups of pipe bodies are connected through the connecting head, the inner wall of pipe body is provided with continuous fiber layer, and continuous fiber layer is fixedly connected with pipe body, the inner wall of continuous fiber layer is provided with short cut fiber layer, and short cut fiber layer is fixedly connected with continuous fiber layer, the inner wall of short cut fiber layer is provided with resin material, and resin material is fixedly connected with short cut fiber layer, the inner wall of resin material is provided with vinyl resin layer, and vinyl resin layer is fixedly connected with resin material, the outer wall of pipe body is installed equal interval multiple groups of reinforcing sleeve, and reinforcing sleeve is fixedly connected with pipe body.

[0008] Preferably, the inside of the reinforcing sleeve is provided with a reinforcing rib, and the reinforcing rib is in sliding connection with the reinforcing sleeve.

[0009] Preferably, the lower part of the pipe body is provided with two groups of bearing seats, and the inside of the bearing seat is installed with a sliding rod.

[0010] Preferably, the surface of the sliding rod is provided with two groups of sliding blocks, and the sliding block is in sliding connection with the sliding rod.

[0011] Preferably, the surface of the sliding rod on the side of the sliding block is provided with a spring, and the two ends of the spring are connected with the sliding block and the bearing seat respectively.

[0012] Preferably, the top end of the sliding block is provided with a linkage arm, the bottom end of the linkage arm is installed with a lower movable shaft, and the linkage arm is in movable connection with the sliding block through the lower movable shaft.

[0013] Preferably, the upper part of the bearing seat is provided with a supporting plate, and the supporting plate is in sliding connection with the reinforcing sleeve.

[0014] Preferably, the end of the linkage arm close to the supporting plate is provided with an upper movable shaft, and the linkage arm is in movable connection with the supporting plate through the upper movable shaft.

[0015] Compared with the prior art, the plastic pipe not only realizes the three-dimensional superposition of multiple materials to improve the pressure resistance of the pipe, but also reduces the water resistance coefficient of the inner wall of the pipe and increases the structural strength, and improves the safety during use of the pipe.

[0016] (1) Through the pipeline by using continuous fiber layer, chopped fiber layer, resin material three-dimensional superimposed layer, and using high linear density continuous fiber for layering process design, to improve the hoop tensile strength of the pipe, so that the pipe has high pressure resistance, and the inner lining layer of the pipe adopts the design of the vinyl resin layer, so that the pipe has excellent corrosion resistance and long service life, and the friction coefficient of the inner lining layer is reduced, the water resistance of the pipe is effectively reduced, and when in use, the reinforcing rib can be inserted into the inside of the reinforcing sleeve to increase the overall structural strength of the pipe, prevent pipe explosion, and improve the safety during use, realizing convenient three-dimensional superimposed layer of various materials to improve the pressure resistance of the pipe, facilitating the reduction of the water resistance coefficient of the inner wall of the pipe and the increase of the structural strength, and improving the safety during use.

[0017] (2) By connecting the pipe bodies through the connecting head when laying the pipe, placing the bearing seat at the laying position, then placing the pipe body on the supporting plate, rotating the linkage arm through the upper movable shaft by the supporting plate, sliding the sliding block on the surface of the sliding rod through the lower movable shaft by the linkage arm, extruding the spring by the sliding block, and providing elastic support for the sliding block by the spring, so that the pipe is flexibly laid, preventing damage to the pipe caused by rigid laying. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0019] Figure 2 It is a three-dimensional perspective structure schematic view of the reinforcing sleeve of the utility model;

[0020] Figure 3 It is a side view cross-sectional structure schematic view of the pipe body of the utility model;

[0021] Figure 4 It is a side view cross-sectional structure schematic view of the bearing seat of the utility model;

[0022] Figure 5 It is a three-dimensional perspective structure schematic view of the bearing seat of the utility model.

[0023] In the drawing: 1, bearing seat; 2, supporting plate; 3, pipe body; 4, reinforcing sleeve; 5, reinforcing rib; 6, continuous fiber layer; 7, chopped fiber layer; 8, resin material; 9, vinyl resin layer; 10, spring; 11, sliding block; 12, sliding rod; 13, lower movable shaft; 14, linkage arm; 15, upper movable shaft; 16, connecting head. DETAILED DESCRIPTION

[0024] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0025] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0026] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0027] Embodiment one

[0028] Please refer to Figures 1-5 The present application provides an embodiment: a low water resistance continuous winding glass fiber reinforced plastic pipe, comprising a pipe body 3 and a connecting head 16, the pipe body 3 is two groups, and the two groups of pipe bodies 3 are connected through the connecting head 16, a continuous fiber layer 6 is arranged on the inner wall of the pipe body 3, and the continuous fiber layer 6 is fixedly connected with the pipe body 3, a chopped fiber layer 7 is arranged on the inner wall of the continuous fiber layer 6, and the chopped fiber layer 7 is fixedly connected with the continuous fiber layer 6, a resin material 8 is arranged on the inner wall of the chopped fiber layer 7, and the resin material 8 is fixedly connected with the chopped fiber layer 7, a vinyl resin layer 9 is arranged on the inner wall of the resin material 8, and the vinyl resin layer 9 is fixedly connected with the resin material 8, and a plurality of groups of reinforcing sleeves 4 are installed on the outer wall of the pipe body 3 at equal intervals, and the reinforcing sleeves 4 are fixedly connected with the pipe body 3.

[0029] The pipeline improves the hoop tensile strength of the pipe by adopting the three-dimensional superimposed layer of the continuous fiber layer 6, the chopped fiber layer 7 and the resin material 8, and adopting the high linear density continuous fiber for the layering process design, so that the pipe has high pressure resistance, the inner lining layer of the pipeline adopts the vinyl resin layer 9 design, so that the pipeline has excellent corrosion resistance and long service life, and the friction coefficient of the inner lining layer is reduced, the water resistance of the pipeline is effectively reduced, and the reinforcing rib 5 can be inserted into the inside of the reinforcing sleeve 4 during use to increase the overall structural strength of the pipeline, prevent pipe explosion, improve the safety during use, and realize the convenient three-dimensional superimposed layer to improve the pressure resistance of the pipeline, facilitate the reduction of the water resistance coefficient of the inner wall of the pipeline and the increase of the structural strength, and improve the safety during use.

[0030] The inside of the reinforcing sleeve 4 is provided with the reinforcing rib 5, and the reinforcing rib 5 is in sliding connection with the reinforcing sleeve 4. The lower part of the pipe body 3 is provided with two groups of bearing seats 1, and the inside of the bearing seat 1 is installed with a sliding rod 12.

[0031] The surface of the sliding rod 12 is provided with two groups of sliding blocks 11, and the sliding block 11 is in sliding connection with the sliding rod 12. The surface of the sliding rod 12 on one side of the sliding block 11 is provided with a spring 10, and the two ends of the spring 10 are respectively connected with the sliding block 11 and the bearing seat 1.

[0032] The top end of the sliding block 11 is provided with a linkage arm 14, the bottom end of the linkage arm 14 is installed with a lower movable shaft 13, and the linkage arm 14 is movably connected with the sliding block 11 through the lower movable shaft 13. The upper part of the bearing seat 1 is provided with a supporting plate 2, and the supporting plate 2 is in sliding connection with the reinforcing sleeve 4.

[0033] The end of the linkage arm 14 close to the supporting plate 2 is provided with an upper movable shaft 15, and the linkage arm 14 is movably connected with the supporting plate 2 through the upper movable shaft 15.

[0034] When the pipeline is laid, a plurality of pipe bodies 3 are connected through the connecting head 16, the bearing seat 1 is placed at the laying position, then the pipe body 3 is placed on the supporting plate 2, the supporting plate 2 drives the linkage arm 14 to rotate through the upper movable shaft 15, the linkage arm 14 drives the sliding block 11 to slide on the surface of the sliding rod 12 through the lower movable shaft 13, the sliding block 11 extrudes the spring 10, and the spring 10 provides elastic support for the sliding block 11, so as to flexibly lay the pipeline and prevent damage to the pipeline caused by rigid laying.

[0035] Working steps

[0036] The pipeline improves the hoop tensile strength of the pipe by adopting three-dimensional superimposed layer of continuous fiber layer 6, chopped fiber layer 7 and resin material 8, and adopting high linear density continuous fiber for layering process design, so that the pipe has high pressure resistance performance; the inner lining layer of the pipeline adopts ethylene resin layer 9 design, so that the pipeline has excellent corrosion resistance and long service life, and the friction coefficient of the inner lining layer is reduced, the water resistance of the pipeline is effectively reduced, and the safety during use is improved; when the pipeline is laid, a plurality of pipe bodies 3 are connected through connecting heads 16, the bearing seat 1 is placed at the laying position, then the pipe body 3 is placed on the supporting plate 2, the supporting plate 2 drives the linkage arm 14 to rotate through the upper movable shaft 15, the linkage arm 14 drives the sliding block 11 to slide on the surface of the sliding rod 12 through the lower movable shaft 13, the sliding block 11 extrudes the spring 10, and the spring 10 provides elastic support for the sliding block 11, so as to flexibly lay the pipeline and prevent damage to the pipeline caused by rigid laying; the above is the whole use content of the low water resistance continuous winding glass fiber reinforced plastic pipe.

[0037] The above only describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A low-water-resistance continuously wound glass fiber reinforced plastic pipe, comprising a pipe body (3) and a connector (16), characterized in that: The tube body (3) consists of two sets, and the two sets of tube bodies (3) are connected by a connector (16). A continuous fiber layer (6) is provided on the inner wall of the tube body (3), and the continuous fiber layer (6) is fixedly connected to the tube body (3). A chopped fiber layer (7) is provided on the inner wall of the continuous fiber layer (6), and the chopped fiber layer (7) is fixedly connected to the continuous fiber layer (6). A resin material (8) is provided on the inner wall of the chopped fiber layer (7), and the resin material (8) is fixedly connected to the chopped fiber layer (7). A vinyl resin layer (9) is provided on the inner wall of the resin material (8), and the vinyl resin layer (9) is fixedly connected to the resin material (8). Multiple sets of reinforcing sleeves (4) with equal spacing are installed on the outer wall of the tube body (3), and the reinforcing sleeves (4) are fixedly connected to the tube body (3).

2. The low water resistance continuously wound glass fiber reinforced plastic pipe according to claim 1, characterized in that: The interior of each reinforcing sleeve (4) is provided with reinforcing ribs (5), and the reinforcing ribs (5) are slidably connected to the reinforcing sleeve (4).

3. The low water resistance continuously wound glass fiber reinforced plastic tube according to claim 1, characterized in that: Two sets of bearing seats (1) are provided below each of the tube bodies (3), and each bearing seat (1) is equipped with a sliding rod (12).

4. The low water resistance continuously wound glass fiber reinforced plastic tube according to claim 3, characterized in that: The surface of each slide bar (12) is provided with two sets of sliders (11), and the sliders (11) are slidably connected to the slide bar (12).

5. A low water resistance continuously wound glass fiber reinforced plastic tube according to claim 4, characterized in that: Springs (10) are provided on the surface of the slide rod (12) on one side of the slider (11), and the two ends of the springs (10) are connected to the slider (11) and the support seat (1) respectively.

6. The low water resistance continuously wound glass fiber reinforced plastic tube according to claim 4, characterized in that: Each slider (11) has a linkage arm (14) at its top end and a lower movable shaft (13) at its bottom end. The linkage arm (14) is movably connected to the slider (11) through the lower movable shaft (13).

7. A low water resistance continuously wound glass fiber reinforced plastic tube according to claim 3, characterized in that: Each of the bearing seats (1) is provided with a support plate (2) above it, and the support plate (2) is slidably connected to the reinforcing sleeve (4).

8. A low water resistance continuously wound glass fiber reinforced plastic tube according to claim 6, characterized in that: Each of the linkage arms (14) is provided with an upper movable shaft (15) at one end near the tray (2), and the linkage arm (14) is movably connected to the tray (2) through the upper movable shaft (15).

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