CN215215130U - Compound reinforced pipe of inside and outside two pressure-bearing porous frameworks - Google Patents
Compound reinforced pipe of inside and outside two pressure-bearing porous frameworks Download PDFInfo
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- CN215215130U CN215215130U CN202121116429.9U CN202121116429U CN215215130U CN 215215130 U CN215215130 U CN 215215130U CN 202121116429 U CN202121116429 U CN 202121116429U CN 215215130 U CN215215130 U CN 215215130U
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Abstract
The utility model relates to an internal and external dual-bearing porous framework composite reinforced pipe, which comprises a pipe bottom belt composite layer and a corrugated reinforcement body, wherein the corrugated reinforcement body is spirally wound outside the pipe bottom belt composite layer to form an external corrugated shape, and a metal net, a metal wire or a glass fiber net is arranged in the pipe bottom belt composite layer; the corrugated reinforcement body comprises a hollow body and a stud, the stud is positioned in the body and divides a cavity inside the body into two parts, and a longitudinal through hole is formed in the stud. The composite water supply pipe has the dual characteristics of external pressure bearing and internal pressure bearing, has a composite structural design, overcomes the bottleneck of the traditional plastic water supply pipe manufacturing under the condition of ensuring the water transmission pressure, reduces the cost, realizes higher external pressure bearing of the plastic water supply pipe and realizes deep burying. Can be used for laying various drainage pipes and conveying water pipes.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of tubular product especially relates to a compound reinforcing pipe of porous skeleton.
[ background of the invention ]
A winding pipe is a pipe formed by winding and welding high-density polyethylene (HDPE) serving as a raw material. The winding pipe has good wear resistance, aging resistance and corrosion resistance compared with the traditional metal guard spring product; the anti-aging and anti-friction protection can be more effectively carried out on the outer surface of the hose. The inner surface of the winding pipe is generally a plane, and the outer surface of the winding pipe is divided into a plane and an arc surface.
The winding reinforced pipe is characterized in that on the basis of a winding pipe, a corrugated body is spirally wound on the surface of a pipe bottom belt of the winding pipe so as to increase the external bearing capacity of the winding pipe and improve the ring rigidity. The prior winding reinforced pipe is an underground pipe and is widely applied to the laying of various drainage pipelines.
Due to the high ring stiffness characteristic of the wound reinforced pipe, it is increasingly applied to the laying of underground water pipes. However, because the conveying water pipe has internal water pressure, and the pipe bottom belt wound with the reinforcing pipe is usually designed in a single layer, under the condition of long-time internal pressure, the pipe bottom belt is easy to deform and crack, and the service life is short.
[ Utility model ] content
In order to solve the problem, the utility model aims to provide a not only ring rigidity is high, can bear again and press difficult damaged inside and outside two pressure-bearing plastics of internal pressure and add muscle winding reinforcing pipe.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the composite reinforced pipe comprises a pipe bottom belt composite layer and a corrugated reinforcement body, wherein the corrugated reinforcement body is spirally wound on the outer side of the pipe bottom belt composite layer to form an outer corrugated shape, and a metal mesh, a metal wire or a glass fiber net is arranged in the pipe bottom belt composite layer; the corrugated reinforcement body comprises a hollow body and a stud, the stud is positioned in the body and divides a cavity inside the body into two parts, and a longitudinal through hole is formed in the stud.
The utility model provides an inside and outside compound reinforcing pipe of porous skeleton of two pressure-bearing further sets up to: the composite layer of the pipe bottom belt is divided into three layers, wherein the inner layer is a plastic bottom belt winding layer, the middle reinforcing layer is a metal net, a metal wire or a glass fiber net, and the outer layer is a plastic surface layer.
The utility model provides an inside and outside compound reinforcing pipe of porous skeleton of two pressure-bearing further sets up to: the surface of the plastic bottom belt winding layer is provided with a groove, and the metal net, the metal wire or the glass fiber net is clamped in the groove.
The utility model provides an inside and outside compound reinforcing pipe of porous skeleton of two pressure-bearing further sets up to: the composite layer of the bottom belt of the pipe and the corrugated reinforcement body are formed by spirally winding plastic sectional materials, each plastic sectional material comprises a corrugated reinforcement body and overlapping edges which are arranged on two sides of the bottom of the corrugated reinforcement body and extend outwards, and the overlapping edges and the bottom edge of the corrugated reinforcement body form the composite layer of the bottom belt of the pipe together after being spirally wound and overlapped.
The utility model provides an inside and outside compound reinforcing pipe of porous skeleton of two pressure-bearing further sets up to: the overlapping edge adopts a staggered structure which is overlapped up and down.
The utility model provides an inside and outside compound reinforcing pipe of porous skeleton of two pressure-bearing further sets up to: after the lap joint edges are spirally wound and overlapped, a plurality of grooves are arranged on the surfaces of the lap joint edges, metal wires are clamped in the grooves, a covering layer is further compositely arranged on the surfaces of the lap joint edges, and two sides of the covering layer are connected with the corrugated reinforcement body.
The utility model provides an inside and outside compound reinforcing pipe of porous skeleton of two pressure-bearing further sets up to: and pretreating the surface of the metal wire.
The utility model provides an inside and outside compound reinforcing pipe of porous skeleton of two pressure-bearing further sets up to: the body and the vertical bars are formed by co-extrusion and composite molding.
The utility model provides an inside and outside compound reinforcing pipe of porous skeleton of two pressure-bearing further sets up to: the body is an isosceles triangle body, an isosceles trapezoid body, a round body or a square body.
Compared with the prior art, the utility model discloses following beneficial effect has: the composite reinforced pipe with the internal and external double-bearing porous frameworks has the dual characteristics of external bearing and internal bearing, overcomes the bottleneck of the traditional plastic water supply pipe manufacturing under the condition of ensuring the water transmission pressure due to the composite structural design, reduces the cost, realizes higher external bearing of the plastic water supply pipe and realizes deep burying. Can be used for laying various drainage pipes and conveying water pipes.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged schematic structural view of a portion a in fig. 1, which is also a schematic structural view of embodiment 1 in the present invention;
fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 4 is a schematic structural diagram of embodiment 3 of the present invention;
FIG. 5 is a schematic view of the corrugated reinforcing member of FIG. 2 in a square shape;
FIG. 6 is a schematic structural view of the corrugated reinforcement member of FIG. 2 in the shape of an isosceles trapezoid;
FIG. 7 is a schematic view of the corrugated reinforcing member of FIG. 2 in the form of a circular body;
in the figure: 1. the pipe bottom belt comprises a pipe bottom belt composite layer, 2, a corrugated reinforcement body, 21, a body, 22, studs, 23, through holes, 3, a metal net, a metal wire or glass fiber net, 4, a plastic bottom belt winding layer, 5, a plastic surface layer, 6, overlapping edges, 7, a covering layer, 8 and metal wires.
[ detailed description ] embodiments
The following is a detailed description of the composite reinforced pipe with internal and external dual pressure-bearing porous frameworks according to the present invention.
As shown in fig. 1 to 4, the composite reinforced pipe with the internal and external dual-pressure-bearing porous frameworks comprises a pipe bottom belt composite layer 1 and a corrugated reinforcement 2, wherein the corrugated reinforcement 2 is spirally wound on the outer side of the pipe bottom belt composite layer 1 to form an external corrugated shape, and a metal mesh, a metal wire or a glass fiber net 3 is arranged in the pipe bottom belt composite layer 1; the corrugated reinforcement 2 includes a hollow body 21 and studs 22, as shown in fig. 5, 6 and 7, the body 21 is an isosceles triangle, an isosceles trapezoid, a circular body or a square body, and the specific shape of the body 21 is not specifically limited. The stud 22 is located in the body 21 and divides a cavity inside the body 21 into two parts, and a longitudinal through hole 23 is formed in the stud 22. The body 21 and the studs 22 are formed by co-extrusion and composite molding.
As shown in fig. 2, embodiment 1 of the present invention: the composite layer 1 of the pipe bottom belt is divided into three layers, wherein the inner layer is a plastic bottom belt winding layer 4, the middle reinforcing layer is a metal mesh, a metal wire or a glass fiber mesh 3, and the outer layer is a plastic surface layer 5. The surface of the plastic bottom belt winding layer 4 is provided with a groove, and the metal net, the metal wire or the glass fiber net 3 is clamped in the groove. The thickness of the plastic bottom belt winding layer 4 and the density of the metal mesh, the metal wire or the wave fiber net 3 can be correspondingly adjusted according to different pressures, the plastic bottom belt winding layer 4 is provided with a groove which can fix the distance between the metal wire or the wave fiber net, the pressure-resistant quality of the pipeline is ensured to be stable, meanwhile, the contact surface can be increased, the metal mesh, the metal wire or the wave fiber net 3 and the upper layer and the lower layer can be fully fused together, and the problem of layering caused by different coefficients of thermal expansion and cold contraction of steel and plastic of the traditional pipeline is solved. The bending modulus of the metal wire is about 10 times of that of the plastic, so that the pressure resistance and external pressure of the pipe can be greatly improved, the consumption of the plastic is reduced, and the manufacturing cost of the pipeline is low.
When the embodiment 1 is used for production and manufacturing, the studs 22 are firstly molded, so that the width of the studs 22 can be determined according to the ring stiffness required by the reinforced pipe, the ring stiffness of the reinforced pipe is ensured, the studs 22 and the body 21 are co-extruded and compositely molded to form the corrugated reinforcing body 2, heat dissipation is facilitated, and the extrusion production speed can be greatly increased. The vertical ribs 22 are provided with longitudinal through holes 23, so that the rice weight of the reinforced pipe is reduced, and the linear speed in production can be improved. The composite layer 1 of the bottom belt of the pipe is formed by winding and welding a strip-shaped base belt, and when the winding layer 4 of the plastic bottom belt on the inner layer is wound, the middle reinforcing layer of a metal net, a metal wire or a glass fiber net 3 and the plastic surface layer 5 on the outer layer are synchronously wound to form the composite layer 1 of the bottom belt of the pipe. When the composite layer 1 of the bottom belt of the pipe is prepared, a metal mesh, a metal wire or a glass fiber net 3 can also be arranged in an extruder, and the metal mesh, the metal wire or the glass fiber net 3 and a PE raw material are synchronously extruded after being positioned to form a base belt with a three-layer structure comprising a plastic bottom belt winding layer 4, a middle reinforcing layer is the metal mesh, the metal wire or the glass fiber net 3, and an outer layer is a plastic surface layer 5, and then the base belt is spirally wound to form the composite layer 1 of the bottom belt of the pipe. After the preparation is completed, the metal mesh, metal wire or glass fiber net 3 is in the base band, and no obvious layering is shown. When the composite layer 1 of the bottom belt of the pipe is wound and welded, the middle part of the bottom of the corrugated reinforcement body 2 and the joint of the base belt are fused and wound in a thermal state for compounding, the corrugated reinforcement body 2 forms an external corrugated shape on the outer side of the composite layer 1 of the bottom belt of the pipe, and two ends of the composite layer 1 of the bottom belt of the pipe are respectively provided with a socket and a spigot, so that the reinforced pipe is formed. The middle part of the bottom of the corrugated reinforcing body 2 is fused and wound with the connection part of the base band in a thermal state, so that the corrugated reinforcing body and the weak part of the reinforcing pipe are effectively formed in a thermal state composite mode, and the strength and the axial drawing force of the reinforcing pipe are greatly improved.
As shown in fig. 3, embodiment 2 of the present invention is different from embodiment 1 in that: the composite layer 1 and the corrugated reinforcement body 2 of the bottom belt of the pipe are formed by spirally winding plastic sectional materials, each plastic sectional material comprises the corrugated reinforcement body 2 and overlapping edges 6 which are arranged on two sides of the bottom of the corrugated reinforcement body 2 and extend outwards, and the overlapping edges 6 are overlapped with the bottom edges of the corrugated reinforcement bodies 2 through spiral winding to form the composite layer 1 of the bottom belt of the pipe together. The overlapping edge 6 adopts a staggered structure which is overlapped up and down.
In the production and manufacture of this embodiment 2, the studs 22 are first formed so that the width of the studs 22 can be determined according to the ring stiffness required for the reinforced pipe, thereby ensuring the ring stiffness of the reinforced pipe. The vertical ribs 22 and the body 21 are co-extruded and compositely formed to form the corrugated reinforcement body 2, which is not only beneficial to heat dissipation, but also can greatly improve the extrusion production speed. When the studs 22 and the body 21 are coextruded, the metal mesh, the metal wire or the glass fiber mesh 3 is arranged in an extruder, and is extruded synchronously with the PE raw material after being positioned, and a three-layer structure is formed in the bottom edge and the lap joint edge 6 of the body 21. After the preparation is completed, the metal mesh, wire or glass fiber net 3 is in the bottom edge of the body 21 and the overlapping edge 6, and no obvious layering is shown. Thus, the corrugated reinforcement 2 is produced. The corrugated reinforcement 2 is spirally wound, the overlapping edges 6 at two sides are mutually welded, and two ends of the composite layer 1 of the bottom belt of the pipe are respectively provided with a socket and a spigot, thereby forming the reinforced pipe.
As shown in fig. 4, embodiment 3 of the present invention is characterized in that: overlap joint limit 6 is through spiral winding overlap joint back, and the surface arrangement of overlap joint limit 6 is provided with a plurality of recesses, the card is equipped with wire 8 in the recess, through the setting of recess, carries on spacingly to wire 8. And a covering and pressing layer 7 is also compounded on the surface of the overlapping edge 6, and two sides of the covering and pressing layer 7 are connected with the corrugated reinforcement. The surface of the metal wire is pretreated, mainly roughened, so that the metal wire 8 is easier to be bonded with plastic, the adhesive force is stronger, and the metal wire 8 and the plastic are not easy to separate.
This embodiment 3 is manufactured by first forming the studs 22 so that the width of the studs 22 can be determined according to the ring stiffness required for the reinforced pipe, thereby ensuring the ring stiffness of the reinforced pipe. The vertical ribs 22 and the body 21 are co-extruded and compositely formed to form the corrugated reinforcement body 2, which is not only beneficial to heat dissipation, but also can greatly improve the extrusion production speed. When the studs 22 and the body 21 are coextruded, the metal mesh, the metal wire or the glass fiber mesh 3 is arranged in an extruder, and is extruded synchronously with the PE raw material after being positioned, and a three-layer structure is formed in the bottom edge of the body 21. After the preparation is completed, the metal mesh, metal wire or glass fiber net 3 is in the bottom edge of the body 21, and no obvious layering is shown. Thus, the corrugated reinforcement 2 is produced. The corrugated reinforcement 2 is spirally wound, the lap edges 6 on two sides are mutually welded, the surface of the metal wire 8 is pretreated, the metal wire 8 is clamped in the grooves on the surfaces of the lap edges 6 in a one-to-one correspondence manner, a layer of capping layer 7 is synchronously compounded, the metal wire 8 is firmly fixed in the lap edges 6 through the capping layer, and two ends of the composite layer 1 of the bottom belt of the pipe are respectively provided with a socket and a spigot, so that a reinforced pipe is formed.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.
Claims (9)
1. The utility model provides an inside and outside compound reinforcing pipe of porous skeleton of two pressure-bearing, includes that the compound layer of taking and ripple reinforcement at the bottom of the tubular product, ripple reinforcement spiral winding forms outer ripple shape, its characterized in that at the bottom of the tubular product in the outside of taking the compound layer: a metal net, a metal wire or a glass fiber net is arranged in the composite layer of the bottom belt of the pipe; the corrugated reinforcement body comprises a hollow body and a stud, the stud is positioned in the body and divides a cavity inside the body into two parts, and a longitudinal through hole is formed in the stud.
2. The composite reinforced pipe with the internal and external double-bearing porous frameworks as claimed in claim 1, is characterized in that: the composite layer of the pipe bottom belt is divided into three layers, wherein the inner layer is a plastic bottom belt winding layer, the middle reinforcing layer is a metal net, a metal wire or a glass fiber net, and the outer layer is a plastic surface layer.
3. The composite reinforced pipe with the internal and external double-bearing porous frameworks as claimed in claim 2, characterized in that: the surface of the plastic bottom belt winding layer is provided with a groove, and the metal net, the metal wire or the glass fiber net is clamped in the groove.
4. The composite reinforced pipe with the internal and external double-bearing porous frameworks as claimed in claim 1, is characterized in that: the composite layer of the bottom belt of the pipe and the corrugated reinforcement body are formed by spirally winding plastic sectional materials, each plastic sectional material comprises a corrugated reinforcement body and overlapping edges which are arranged on two sides of the bottom of the corrugated reinforcement body and extend outwards, and the overlapping edges and the bottom edge of the corrugated reinforcement body form the composite layer of the bottom belt of the pipe together after being spirally wound and overlapped.
5. The composite reinforced pipe with the internal and external double-bearing porous frameworks as claimed in claim 4, is characterized in that: the overlapping edge adopts a staggered structure which is overlapped up and down.
6. The composite reinforced pipe with the internal and external double-bearing porous frameworks as claimed in claim 4, is characterized in that: after the lap joint edges are spirally wound and overlapped, a plurality of grooves are arranged on the surfaces of the lap joint edges, metal wires are clamped in the grooves, a covering layer is further compositely arranged on the surfaces of the lap joint edges, and two sides of the covering layer are connected with the corrugated reinforcement body.
7. The composite reinforced pipe with the internal and external double-bearing porous frameworks as claimed in claim 6, is characterized in that: and pretreating the surface of the metal wire.
8. The composite reinforced pipe with the internal and external double-bearing porous frameworks as claimed in claim 1 or 2, which is characterized in that: the body and the vertical bars are formed by co-extrusion and composite molding.
9. The composite reinforced pipe with the internal and external double-bearing porous frameworks as claimed in claim 1 or 2, which is characterized in that: the body is an isosceles triangle body, an isosceles trapezoid body, a round body or a square body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121116429.9U CN215215130U (en) | 2021-05-24 | 2021-05-24 | Compound reinforced pipe of inside and outside two pressure-bearing porous frameworks |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121116429.9U CN215215130U (en) | 2021-05-24 | 2021-05-24 | Compound reinforced pipe of inside and outside two pressure-bearing porous frameworks |
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| CN215215130U true CN215215130U (en) | 2021-12-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309908A (en) * | 2021-05-24 | 2021-08-27 | 张家港戴恩机械有限公司 | Compound reinforced pipe of inside and outside two pressure-bearing porous frameworks |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309908A (en) * | 2021-05-24 | 2021-08-27 | 张家港戴恩机械有限公司 | Compound reinforced pipe of inside and outside two pressure-bearing porous frameworks |
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