CN214662597U

CN214662597U - Glass fiber sheet adhesive layer repeated winding FRTP pipe

Info

Publication number: CN214662597U
Application number: CN202120790407.4U
Authority: CN
Inventors: 陈箭
Original assignee: Sichuan Jinyuan Pipe Co ltd
Current assignee: Sichuan Jinyuan Pipe Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-11-09
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a glass fiber sheet laminated layer repeatedly winding FRTP pipe, belonging to the technical field of pipes, the technical proposal key points of the invention comprise a prefabricated core pipe, the surface of the prefabricated core pipe is wound with a glass fiber layer, the glass fiber layer is coated with a plastic layer, the surface of the glass fiber layer is provided with a protective layer, both ends of the protective layer are provided with a protective mechanism, the surface of the prefabricated core pipe can be well protected by arranging the prefabricated core pipe, the glass fiber layer, the plastic layer, the protective layer and the protective mechanism, simultaneously, the electrical insulation and the heat insulation of the prefabricated core pipe can be improved by using the glass fiber layer, the phenomenon that the prefabricated core pipe is softened under the high temperature condition is avoided, the glass fiber layer can be seamlessly laminated with the plastic layer in the winding process by using the plastic layer, the phenomenon that the glass fiber layer is directly mutually contradicted to damage is avoided, by using the protective mechanism, the two ends of the prefabricated core pipe can be protected, the strength of the prefabricated core pipe is improved, and the service life of the prefabricated core pipe is prolonged.

Description

Glass fiber sheet adhesive layer repeated winding FRTP pipe

Technical Field

The utility model relates to the technical field of tubular product, in particular to fine thin slice of glass pastes layer and twines FRTP pipe repeatedly.

Background

The pipe is a material for making pipe fittings, different pipe fittings need different pipe fittings, the quality of the pipe fittings is directly determined by the quality of the pipe fittings, the pipe fittings are divided into steel pipes, steel pipes for thermal equipment, steel pipes for mechanical industry, steel pipes for petroleum and geological drilling, container steel pipes, steel pipes for chemical industry, steel pipes for special purposes and other pipe fittings according to the purpose, glass fiber is an inorganic non-metal material with excellent performance, the pipe fittings have the advantages of good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, but have the defects of brittleness and poor wear resistance, the pipe fittings are manufactured by taking six kinds of ores of pyrophyllite, quartz sand, limestone, dolomite, borocalcite and boromagnesite as raw materials through processes of high-temperature melting, wire drawing, yarn winding, weaving and the like, the diameter of a single wire is several micrometers to twenty micrometers, and is equivalent to 1/20-1/5 of a hair wire, each fiber strand consists of hundreds or even thousands of monofilaments, and the glass fiber is usually used as a reinforcing material in composite materials, an electrical insulating material, a heat insulating material, a circuit substrate and other various fields of national economy.

The FRTP pipe belongs to one of the tubular products, but the existing FRTP pipe is prepared by thermoplastic molding only by a single FRTP material in the preparation process, not only in the using process, because the strength is poor, the phenomenon of fracture is easy to occur, but also because of the single material problem, the two ends lack a protective structure, the deformation and the damage are easy to occur, the application field is narrower, and the FRTP pipe can not be applied to various fields with higher requirements on the pipeline on a large scale.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fine thin slice of glass pastes layer and twines FRTP pipe repeatedly, aims at solving current FRTP pipe and only single FRTP material at the in-process of preparation and carries out the thermoplastic preparation, not only at the in-process that uses because the relatively poor easy cracked phenomenon that takes place of intensity, moreover because its single material problem leads to its usage field comparatively narrow, can not be applicable to the problem in each higher field of pipeline requirement on a large scale.

The utility model discloses a realize like this, glass fiber thin slice veneer layer twines FRTP pipe repeatedly, including prefabricated core pipe, the surface of prefabricated core pipe twines glass fiber layer, the outer coating of glass fiber layer has the plastic layer, the surface of glass fiber layer is provided with the protective layer, the both ends of protective layer all are provided with protection machanism;

protection machanism includes protection plate, fixed subassembly and core pipe mounting hole, the protection plate is located the both sides on prefabricated core pipe surface, and two opposite one sides of protection plate and prefabricated core pipe are in same horizontal plane, the quantity of fixed subassembly is a plurality of, and fixed subassembly is annular and evenly distributed in the inside of protection plate, the surface of protection plate is seted up in the core pipe mounting hole, and the core pipe mounting hole is located the positive center of protection plate both sides and uses with the cooperation of prefabricated core pipe.

In order to make the FRTP pipe can realize the effect of boosting intensity and security at the in-process that uses, conduct the utility model discloses a fine thin slice of glass pastes the layer and twines FRTP pipe is preferred repeatedly, fixed subassembly includes high strength screw, explosion swivel nut, swivel nut mounting groove and screw dismouting groove, the quantity in screw dismouting groove is a plurality of, and screw dismouting groove is annular and evenly distributed in two opposite one sides of protective plate, high strength screw is located the inside in screw dismouting groove, one side and the explosion swivel nut intercommunication that screw dismouting groove is close to the protective layer, the both sides in the protective layer are seted up to the swivel nut mounting groove, and the swivel nut mounting groove be used for with the position of explosion swivel nut carries on spacing fixedly.

In order to make FRTP pipe can realize the effect that intensity is improved and compatibility is high at the in-process that uses, as the utility model discloses a fine thin slice of glass pastes the layer and twines FRTP pipe preferred repeatedly, the wall thickness of prefabricated core pipe is 3mm to 30mm, the plastic layer is 0.1mm to 0.5mm thick, prefabricated core pipe and plastic layer are materials such as PE, PERT, PP, PEX, PA, PEU and constitute.

In order to make the FRTP pipe can reach high temperature resistant and the good effect of electrical insulation nature at the in-process that uses, conduct the utility model discloses a fine thin slice of glass pastes the layer and twines FRTP pipe preferred repeatedly, the fine layer heating of glass forms the thin slice winding on the pipeline through tension, fine layer winding angle of glass is for 30 degrees to 85 degrees.

In order to make the FRTP pipe can obtain effectual protection and reach long service life's effect at the in-process that uses, conduct the utility model discloses a fine thin slice of glass pastes the layer and twines FRTP pipe preferred repeatedly, the protective layer is layer 3mm to 10 mm's polyethylene layer, and the even cladding of protective layer in the surface on fine layer of glass, the both ends of prefabricated core pipe extend to the both ends of protective layer, and the length that extends equals with protection plate thickness.

In order to make the FRTP pipe can stabilize the effect of placing and stabilizing the transportation through increasing friction at the in-process that uses, conduct the utility model discloses a fine thin slice of glass pastes the layer and twines FRTP pipe preferred repeatedly, a plurality of bar friction grooves have been seted up on the surface of protective layer, and bar friction groove is annular and evenly distributed in the surface of protective layer, the degree of depth in bar friction groove is 0.5mm to 1.5 mm.

Compared with the prior art, the beneficial effects of the utility model are that:

this fine thin slice of glass pastes layer twines FRTP pipe repeatedly is through setting up prefabricated core pipe, the fine layer of glass, the plastic layer, protective layer and protection machanism, can make the surface of prefabricated core pipe get up by good protection, simultaneously through the use on the fine layer of glass, can improve its electrical insulation nature and heat-proof quality, the phenomenon of taking place to soften under the high temperature condition of prefabricated core pipe has been avoided, use through the plastic layer, can make fine layer of glass carry out seamless laminating with the plastic layer at winding in-process, the phenomenon of the fine layer direct mutual conflict of glass emergence damage of having avoided, use through protection machanism, can protect the both ends of prefabricated core pipe, the intensity and the life of prefabricated core pipe have been improved.

Drawings

FIG. 1 is an overall structure view of the glass fiber sheet of the present invention with the FRTP tube repeatedly wound on the adhesive layer;

FIG. 2 is a partially exploded perspective view of the present invention;

fig. 3 is a perspective view of the present invention;

fig. 4 is a partially enlarged view of a portion a of fig. 1 according to the present invention;

fig. 5 is a partial enlarged view of the point B in fig. 2 according to the present invention.

In the figure, 1, a core tube is prefabricated; 2. a glass fiber layer; 3. a plastic layer; 4. a protective layer; 5. a protection mechanism; 501. a protection disk; 502. a fixing assembly; 5021. a high strength screw; 5022. explosion thread sleeves; 5023. a thread insert mounting groove; 5024. a screw dismounting groove; 503. a core tube mounting hole; 6. strip-shaped friction grooves.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution: the FRTP pipe is repeatedly wound on the glass fiber sheet adhesive layer and comprises a prefabricated core pipe 1, a glass fiber layer 2 is wound on the surface of the prefabricated core pipe 1, a plastic layer 3 is coated outside the glass fiber layer 2, a protective layer 4 is arranged on the surface of the glass fiber layer 2, and two ends of the protective layer 4 are provided with protective mechanisms 5;

the protection mechanism 5 comprises protection discs 501, fixing assemblies 502 and core tube mounting holes 503, the protection discs 501 are located on two sides of the surface of the prefabricated core tube 1, one opposite sides of the two protection discs 501 and the prefabricated core tube 1 are located on the same horizontal plane, the number of the fixing assemblies 502 is multiple, the fixing assemblies 502 are annular and are uniformly distributed in the protection discs 501, the core tube mounting holes 503 are arranged on the surface of the protection discs 501, and the core tube mounting holes 503 are located in the centers of the two sides of the protection discs 501 and are matched with the prefabricated core tube 1 for use.

In this embodiment: through setting up prefabricated core pipe 1, glass fiber layer 2, plastic layer 3, protective layer 4 and protection machanism 5, can make the surface of prefabricated core pipe 1 get up by good protection, simultaneously through the use on glass fiber layer 2, can improve its electrical insulation and heat-proof quality, the phenomenon of taking place to soften under the high temperature condition of prefabricated core pipe 1 has been avoided, use through plastic layer 3, can make glass fiber layer 2 carry out seamless laminating with plastic layer 3 at winding in-process, the phenomenon of having avoided the direct mutual conflict of glass fiber layer 2 to take place to damage, use through protection machanism 5, can protect the both ends of prefabricated core pipe 1, the intensity and the life of prefabricated core pipe 1 have been improved.

As the utility model discloses a technical optimization scheme, fixed subassembly 502 includes high strength screw 5021, explosion swivel nut 5022, swivel nut mounting groove 5023 and screw dismouting groove 5024, the quantity of screw dismouting groove 5024 is a plurality ofly, and screw dismouting groove 5024 is annular and evenly distributed in two opposite one sides of protective disk 501, high strength screw 5021 is located screw dismouting groove 5024's inside, one side and the explosion swivel nut 5022 intercommunication that screw dismouting groove 5024 is close to protective layer 4, swivel nut mounting groove 5023 sets up in protective layer 4's both sides, and swivel nut mounting groove 5023 is used for carrying out spacing fixed with explosion swivel nut 5022's position.

In this embodiment: by using the fixing assembly 502, the protection disc 501 and the protection layer 4 can be tightly fixed together by using the high-strength screw 5021 and the explosive screw sleeve 5022 in a matching manner, so that the purpose of protecting the two ends of the prefabricated core pipe 1 is achieved.

As the utility model discloses a technical optimization scheme, prefabricated core pipe 1's wall thickness is 3mm to 30mm, and plastic layer 3 is 0.1mm to 0.5mm thick, and prefabricated core pipe 1 and plastic layer 3 are materials such as PE, PERT, PP, PEX, PA, PEU and constitute.

In this embodiment: through the use of plastic layer 3, can keep apart the one side perfect of glass fibre layer 2 mutual contact, guaranteed that glass fibre layer 2 can not take place rigid after the winding and collide with and damage, when having improved prefabricated core pipe 1 intensity, also increased prefabricated core pipe 1's life.

As the technical optimization scheme of the utility model, the fine layer 2 heating of glass forms the thin slice winding on the pipeline through tension, and fine layer 2 winding angle of glass is 30 degrees to 85 degrees.

In this embodiment: through winding glass fiber layer 2 on prefabricated core pipe 1's surface and with the cooperation of plastic layer 3 use, can effectively improve prefabricated core pipe 1's heat-proof quality and electrical insulation nature, can make FRTP pipe obtain the wide use in the electric power field.

As the utility model discloses a technical optimization scheme, protective layer 4 is layer 3mm to 10 mm's polyethylene layer, and protective layer 4 evenly coats on the surface of fine layer 2 of glass, and the both ends of prefabricated core pipe 1 extend to protective layer 4's both ends, and the length that extends equals with protection dish 501 thickness.

In this embodiment: through the use of the protective layer 4, the protective layer 4 can effectively protect the prefabricated core pipe 1 and the glass fiber layer 2, the glass fiber layer 2 is prevented from being directly exposed to the outside and contacting with air, and the integrated effect is achieved while the strength is improved.

As the utility model discloses a technical optimization scheme, a plurality of bar friction groove 6 have been seted up on the surface of protective layer 4, and bar friction groove 6 is annular and evenly distributed in the surface of protective layer 4, and the degree of depth of bar friction groove 6 is 0.5mm to 1.5 mm.

In this embodiment: through the use of bar friction groove 6, the user can all improve stability and security when transportation and installation FRTP pipe, has increased anti-skidding effect, speed when having improved the installation and security when the transportation.

The working principle is as follows: the method comprises the steps of heating a glass fiber layer 2, forming a thin sheet by tension, winding the thin sheet on a pipeline, coating thermoplastic plastics such as PE (polyethylene) with the thickness of 0.1-0.5 mm outside the glass fiber layer 2, PERT (polyethylene terephthalate), PP (polypropylene), PEX (polyethylene terephthalate), PA (polyamide), PEU (polyethylene), and the like, repeatedly performing the two steps as required to improve the strength, the electric insulativity and the heat insulation property according to the field of practical application, finally extruding a protective layer 4 with the thickness of 3-10 mm on the surface of the pipeline by using a single-screw extruder, simultaneously inserting an explosive screw sleeve 5022 into an inner cavity of a screw sleeve mounting groove 5023 when a protective disc 501 is mounted, simultaneously inserting a prefabricated core pipe 1 into a core pipe mounting hole 503, screwing a high-strength screw 5021 into the inner cavity of the explosive screw sleeve 5022, laminating and fixing the protective disc and the protective layer 4, and ensuring that the two ends of the FRTP pipe cannot be damaged after being collided.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Glass fiber sheet pastes layer and twines FRTP pipe repeatedly, including prefabricated core pipe (1), its characterized in that: the glass fiber layer (2) is wound on the surface of the prefabricated core pipe (1), the plastic layer (3) is coated outside the glass fiber layer (2), the protective layer (4) is arranged on the surface of the glass fiber layer (2), and the two ends of the protective layer (4) are provided with the protection mechanisms (5);

protection machanism (5) are including protection dish (501), fixed subassembly (502) and core pipe mounting hole (503), protection dish (501) are located the both sides on prefabricated core pipe (1) surface, and two protection dish (501) opposite one side and prefabricated core pipe (1) are in same horizontal plane, the quantity of fixed subassembly (502) is a plurality of, and fixed subassembly (502) are the inside of annular and evenly distributed in protection dish (501), the surface of protection dish (501) is seted up in core pipe mounting hole (503), and core pipe mounting hole (503) are located the positive center of protection dish (501) both sides and use with prefabricated core pipe (1) cooperation.

2. The FRTP tube of claim 1, wherein the FRTP tube is wrapped in a glass fiber sheet in a layer comprising: fixed subassembly (502) include high strength screw (5021), explosion swivel nut (5022), swivel nut mounting groove (5023) and screw dismouting groove (5024), the quantity of screw dismouting groove (5024) is a plurality of, and screw dismouting groove (5024) are annular and evenly distributed in two opposite one sides of protective disk (501), high strength screw (5021) are located the inside of screw dismouting groove (5024), one side that screw dismouting groove (5024) are close to protective layer (4) communicates with explosion swivel nut (5022), the both sides of protective layer (4) are seted up in swivel nut mounting groove (5023), and swivel nut mounting groove (5023) be used for with the position of explosion swivel nut (5022) is spacing fixed.

3. The FRTP tube of claim 1, wherein the FRTP tube is wrapped in a glass fiber sheet in a layer comprising: the wall thickness of prefabricated core pipe (1) is 3mm to 30mm, plastic layer (3) are 0.1mm to 0.5mm thick, prefabricated core pipe (1) and plastic layer (3) are materials such as PE, PERT, PP, PEX, PA, PEU and constitute.

4. The FRTP tube of claim 1, wherein the FRTP tube is wrapped in a glass fiber sheet in a layer comprising: the glass fiber layer (2) is heated and forms a sheet to be wound on the pipeline through tension, and the winding angle of the glass fiber layer (2) is 30-85 degrees.

5. The FRTP tube of claim 1, wherein the FRTP tube is wrapped in a glass fiber sheet in a layer comprising: the protective layer (4) is a polyethylene layer with the thickness ranging from 3mm to 10mm, the protective layer (4) is evenly coated on the surface of the glass fiber layer (2), the two ends of the prefabricated core pipe (1) extend to the two ends of the protective layer (4), and the extended length is equal to the thickness of the protective disc (501).

6. The FRTP tube of claim 1, wherein the FRTP tube is wrapped in a glass fiber sheet in a layer comprising: a plurality of bar friction grooves (6) have been seted up on the surface of protective layer (4), and bar friction groove (6) are the annular and evenly distributed in the surface of protective layer (4), the degree of depth of bar friction groove (6) is 0.5mm to 1.5 mm.