CN211821119U - Anti-seismic axial high-strength fiber pipe - Google Patents
Anti-seismic axial high-strength fiber pipe Download PDFInfo
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- CN211821119U CN211821119U CN202020121657.4U CN202020121657U CN211821119U CN 211821119 U CN211821119 U CN 211821119U CN 202020121657 U CN202020121657 U CN 202020121657U CN 211821119 U CN211821119 U CN 211821119U
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Abstract
The utility model relates to an anti-seismic axial high-strength fiber pipe, which comprises a pipe body and a solid-wall sleeve which is sleeved outside the pipe body and extruded integrally, wherein a fiber net is arranged in the solid-wall sleeve; the outer wall of the solid-wall sleeve is cylindrical, the fiber net is a bobbin structure woven by high-strength fiber bundles, and the fiber net is looped around the sleeve body. The solid-wall sleeve is sleeved outside the pipe body, so that the outer surface of the pipeline is a flat wall, the stress condition of the pipeline for bearing soil extrusion is improved, and the influence of the outside of the pipeline on the pipeline can be improved; the cylindrical fiber net is arranged in the solid-wall sleeve, so that the deflection of the pipe is improved, and the anti-seismic performance of the pipe is improved.
Description
Technical Field
The utility model relates to a pipeline structure especially relates to an antidetonation axial high strength fiber pipe.
Background
With the pace of urban construction quickening, the use of the drain pipe is more and more extensive, and the requirement on the drain pipe is higher and higher. An important parameter index of the quality of the drain pipe is ring stiffness, the ring stiffness is an important index of the drain pipe bearing radial acting force under the ground, the ring stiffness is high, and the radial bearing force of the drain pipe after the drain pipe is buried is greatly improved, namely the drain pipe is higher in safety after the drain pipe is buried, and the possibility of crushing is reduced, so that all drain pipe manufacturers are researching how to improve the ring stiffness of the drain pipe. Especially, the wave trough is easy to be extruded after the corrugated pipe is buried in the ground, and the pipe body wall at the wave trough is thin and easy to become a weak part of the pipeline.
However, after the drain pipe is buried, the situation is complicated, especially the drain pipe is influenced by geological activities, and the drain pipe is influenced by seismic waves besides radial soil pressure, so that the appropriate seismic performance of the drain pipe is considered when the drain pipe is buried.
The seismic waves usually arrive before longitudinal waves and after transverse waves, and the pipe body is easily subjected to the acting force of deflection and stretching, so that the anti-seismic requirements of the existing pipe body connecting structure and the existing winding structure pipe need to be reasonably considered.
Disclosure of Invention
The utility model provides an anti-seismic axial high-strength fiber pipe, wherein a solid-wall sleeve is sleeved outside a pipe body, so that the outer surface of the pipeline is a flat wall, the stress condition that the pipeline bears soil extrusion is improved, and the influence of the outer part of the pipeline on the pipeline can be improved; the fiber net woven by high-strength fiber bundles is arranged in the solid-wall casing pipe, so that the deflection of the pipe is improved, and the anti-seismic performance of the pipe is improved.
The utility model provides an antidetonation axial high strength fiber pipe can reform transform current pipeline, puts real wall sleeve pipe at the outside cover of current pipeline, can reform transform at the mill, continues to use current tubular product production facility and production technology, also can reform transform at the scene, and the field reforming transform can overlap the tubular product concatenation position simultaneously and put for the pipeline has holistic outer flat wall before burying the ground, and the environmental suitability of burying the back pipeline is good.
The utility model discloses a concrete technical scheme does: an anti-seismic axial high-strength fiber pipe comprises a pipe body and a solid-wall sleeve which is sleeved outside the pipe body and extruded integrally, wherein a fiber net is arranged in the solid-wall sleeve; the outer wall of the solid-wall sleeve is cylindrical, the fiber net is a bobbin structure woven by high-strength fiber bundles, and the fiber net is looped around the sleeve body.
The solid-wall sleeve which is integrally extruded is sleeved outside the pipe body, so that the sleeved solid-wall sleeve is a solid-wall pipe which is integrated in the circumferential direction and integrated in the axial direction, the outer surface of the solid-wall sleeve is a flat cylindrical surface, the stress condition of the pipe which bears soil extrusion is improved after the solid-wall sleeve is buried underground, the influence of the outer part of the pipe on the pipe can be improved, particularly, the pipe body has a concave-convex appearance, and the stress of the concave part position of the outer surface of the pipe body is improved after the solid-wall sleeve is sleeved; if the pipe body is formed by spirally winding and bonding, after the solid-wall sleeve is sleeved outside, the axial bonding part of the pipe body can be protected, and the axial stress of the pipe is improved; the fiber net is arranged in the solid-wall sleeve, is of a bobbin structure, has no fracture in the circumferential direction, and extends along the axial length of the solid-wall sleeve in the axial direction, so that the deflection of the pipe is improved, and the anti-seismic performance of the pipe is improved; the sleeving of the solid wall sleeve can be carried out in a factory workshop, so that the pipe body can be produced in the workshop, the solid wall sleeve is sleeved after the pipe body is cooled and shaped, the transportation is convenient, the operation is more suitable for pipeline production plants, the solid wall sleeve can also be carried out in a construction site, so that the pipe body can be a formed finished pipe, the solid wall sleeve is sleeved before the pipe is buried, the length of the solid wall sleeve can be equal to the total length of the buried pipe, namely the solid wall sleeve is sleeved after the pipe body is spliced, the solid wall sleeve covers the splicing part of the pipe body, the pipeline is buried and then provided with the integral solid wall sleeve, and local cracks can not occur; the pipe body structure is suitable for all pipe body structures on the market at present, and the ring rigidity and the axial resistance can be improved on the existing pipe body after the solid-wall sleeve is sleeved; the net-shaped fiber mesh structure is adopted, so that the solid-wall sleeve and the outer surface of the pipe body have enough contact area, and the solid-wall sleeve and the pipe body are conveniently connected.
Further preferably, the high-strength fiber bundles have a circular cross section, and each high-strength fiber bundle comprises a plurality of fiber filaments. The fiber filaments are thin, a plurality of fiber filaments are made into a fiber bundle, and a plurality of fiber bundles are woven into a fiber net.
Further preferably, the fiber web is on the inner surface of the solid-walled sleeve; or the fiber net is positioned inside the solid-wall sleeve, the solid-wall sleeve is formed by fusing two layers, and the fiber net is positioned between the two layers.
Further preferably, the fiber net is of a tuck weave structure, and the fiber net is woven on the solid-wall sleeve sleeving site by a warp knitting method and sleeved outside the pipe body. The fiber bundles on the surface of the tuck weave structure are knitted mutually in loops, and the looped part can be used as the part of the solid wall sleeve contacted with the pipe body.
Preferably, the fiber net is in a grid structure, and the fiber net is woven on the solid-wall sleeve sleeving site by adopting a knotting method and sleeved outside the pipe body. The fiber bundles of the net-shaped fiber net woven by the knotting method are mutually knotted, so that the loose phenomenon is not easy to occur.
Preferably, the fiber net adopts a tuck weave structure woven by a warp knitting method; or the fiber net adopts a net-shaped structure woven by a knotting method; the fiber net is a finished net woven in advance according to the outer diameter of the pipe body.
Further preferably, the pipe body is an extruded pipe or a wound pipe, and the shape of the pipe body is a flat-wall pipe or a corrugated pipe or a ribbed pipe; or a steel belt is wound or compounded in the pipe body.
Further preferably, the pipe body is formed on site and is cooled and shaped on site; or the pipe body is an existing finished pipe which is already formed.
Further preferably, the outer surface of the pipe body is coated with adhesive, the adhesive is coated on the contact part of the pipe body and the solid-wall sleeve, and for the corrugated pipe or the ribbed pipe, the adhesive is coated on the maximum diameter part of the pipe body. The outer surface of the pipe body is coated with viscose glue, the coating position is located at the maximum outer diameter part of the pipe body, the maximum outer diameter part is also the part of the pipe body contacted with the solid wall sleeve, after the viscose glue is coated, the binding force between the solid wall sleeve and the pipe body is improved when the solid wall sleeve is sleeved, and particularly, the pipe body is a finished pipe.
Preferably, the solid-wall sleeve is formed by sleeving a pipe body when splicing and burying on site, and is sleeved, cooled and shaped on site; the pipe bodies are spliced in a splicing mode on site, one end of each pipe body is connected with the bell mouth, the other end of each pipe body serves as a socket, the sockets of the adjacent pipe bodies are inserted into the bell mouth, the solid-wall sleeves are sleeved outside the bell mouth, and the solid-wall sleeves outside the splicing pipe bodies are the same solid-wall sleeves. The solid wall sleeve is sleeved and formed when the pipe body is spliced on site, so that the socket positions of the spliced pipe body can be sleeved by the solid wall sleeve at the same time, and the leakage of the spliced part of the pipe body is avoided.
The utility model has the advantages that: the solid-wall sleeve is sleeved outside the pipe body, so that the outer surface of the pipeline is a flat wall, the stress condition of the pipeline for bearing soil extrusion is improved, and the influence of the outside of the pipeline on the pipeline can be improved; the cylindrical fiber net is arranged in the solid-wall sleeve, so that the deflection of the pipe is improved, and the anti-seismic performance of the pipe is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the pipe body splicing of the present invention;
FIG. 3 is a schematic view of a solid wall casing structure according to the present invention;
FIG. 4 is a schematic structural view of a second solid-wall casing according to the present invention;
fig. 5 is a schematic view of a web structure of the present invention;
FIG. 6 is a schematic view of a second web construction of the present invention;
fig. 7 is a schematic structural view of a second tube body of the present invention;
fig. 8 is a schematic structural view of a third tube of the present invention;
in the figure: 1. the extrusion corrugated pipe comprises an extrusion corrugated pipe body, 2 parts of a solid-wall sleeve pipe, 3 parts of a fiber net, 4 parts of a socket, 5 parts of a hollow winding pipe, 6 parts of a hollow cavity, 7 parts of a double-flat-wall winding pipe.
Detailed Description
The invention will be further described with reference to specific embodiments and with reference to the accompanying drawings.
Example 1:
as shown in fig. 1 and fig. 3, the anti-seismic axial high-strength fiber pipe comprises a pipe body and a solid-wall sleeve 2 which is sleeved outside the pipe body and extruded integrally, wherein a fiber net 3 is arranged in the solid-wall sleeve.
The pipe body is an extrusion corrugated pipe 1, the outer surface of the pipe body is provided with a concave-convex structure with wave crests and wave troughs at intervals, and the cross section of the wave crests is in a hollow convex structure. The outer wall of the solid-wall sleeve is flat and cylindrical, the fiber net is a bobbin structure woven by high-strength fiber bundles, and the fiber net is looped around the sleeve body. The fiber net is of a tuck weave structure (see figure 5), and is woven on the solid-wall sleeve sleeving site by a warp knitting method and sleeved outside the pipe body. Or the fiber net is in a grid structure (see figure 6), and the fiber net is woven on the solid-wall sleeve sleeving site by adopting a knotting method and sleeved outside the pipe body. The outer wall of the solid-wall sleeve is cylindrical.
The pipe body is formed in a field manufacturing mode, after being cooled and shaped in the field, the pipe body enters equipment to be sleeved with the solid wall sleeve, the pipe body moves forwards along the axis direction, the solid wall sleeve is sleeved outside the pipe body after being extruded and moves forwards along with the pipe body synchronously, and the pipe body is gradually cooled, shrunk, shaped and wrapped in the moving process. The cross section of the high-strength fiber bundles is circular, each high-strength fiber bundle comprises a plurality of strands of fiber yarns, and the fiber yarns are glass fiber yarns. Before the pipe body is sleeved with the solid-wall sleeve, the fiber net is woven outside the pipe body, and the fiber net moves axially along with the pipe body synchronously.
Or the pipe body is an extrusion corrugated pipe 1 which is an existing finished pipe, the outer surface of the pipe body is provided with a concave-convex structure with wave crests and wave troughs at intervals, the cross section of each wave crest is of a hollow convex structure, and after the tops of the wave crests of the pipe body are coated with viscose glue, the outer part of the pipe body is woven with a fiber net and then enters equipment for sleeving a solid-wall sleeve.
Alternatively, as shown in FIG. 4, the solid-walled sleeve is formed by fusing two layers with a fiber mesh between the two layers.
Example 2:
as shown in figure 2, the anti-seismic axial high-strength fiber pipe comprises a pipe body, an extrusion corrugated pipe 1, a bell mouth 4 connected to the end of the pipe body, an existing finished pipe, a solid-wall sleeve 2, a pipe body, a solid-wall sleeve and a pipe body, wherein the pipe body is formed by sleeving the pipe body when splicing and burying on site, and is sleeved, cooled and shaped on site.
The pipe body is spliced in a socket mode on site, one end of the pipe body is connected with the bell mouth 4, the inner diameter of the bell mouth is larger than the outer diameter of the pipe body, the other end of the pipe body is used as a socket, the socket of the adjacent pipe body is inserted into the bell mouth during splicing, viscose is coated on the top of a wave crest after splicing, a fiber net is woven outside the pipe body and then enters equipment to sleeve the pipe body with a solid wall, polyethylene is extruded by melting and then sleeved outside the pipe body and moves forwards along with the pipe body synchronously, and the pipe body is cooled, shrunk, shaped and wrapped in the pipe body gradually in the moving. With the forward movement, the solid wall sleeve is gradually formed and combined with the pipe body into a whole, and at the moment, the fiber pipe can be directly embedded into the pipe embedding groove dug in advance. The rest of the structure is referred to example 1.
Example 3:
as shown in fig. 7, the anti-seismic axial high-strength fiber tube is different from that of embodiment 1 in that the tube body is a hollow winding tube 5, the tube body is formed by spirally winding and splicing strips with hollow cavities 6 on two sides, the splicing positions are located on two sides of the strips, and reinforcing inner ribs of the tube body are formed at the splicing positions. The outside of the pipe body is sleeved with a solid-wall sleeve 2 which is extruded integrally, and a cylindrical fiber net 3 is arranged in the solid-wall sleeve. The rest of the structure is referred to example 1 or example 2.
Example 4:
as shown in fig. 8, the anti-seismic axial high-strength fiber pipe is different from that of embodiment 1 in that the pipe body is a double-flat-wall winding pipe 7, the pipe body is formed by spirally winding and splicing strips with hollow rectangular sections, the splicing positions are in the radial positions of the pipe body, and the splicing positions extend spirally. The outside of the pipe body is sleeved with a solid-wall sleeve 2 which is extruded integrally, and a cylindrical fiber net 3 is arranged in the solid-wall sleeve. The rest of the structure is referred to example 1 or example 2.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent transformation of doing above embodiment the utility model discloses technical scheme's protection scope.
Claims (10)
1. An anti-seismic axial high-strength fiber pipe is characterized by comprising a pipe body and a solid-wall sleeve which is sleeved outside the pipe body and integrally extruded, wherein a fiber net is arranged in the solid-wall sleeve; the outer wall of the solid-wall sleeve is cylindrical, the fiber net is a bobbin structure woven by high-strength fiber bundles, and the fiber net is looped around the sleeve body.
2. An earthquake-resistant axial high-strength fiber pipe according to claim 1, wherein the high-strength fiber bundles are circular in cross section, and each high-strength fiber bundle comprises a plurality of fiber filaments.
3. An aseismatic axial high strength fiber tube as set forth in claim 1, wherein the fiber web is on an inner surface of the solid-walled casing; or the fiber net is positioned inside the solid-wall sleeve, the solid-wall sleeve is formed by fusing two layers, and the fiber net is positioned between the two layers.
4. An aseismatic axial high strength fiber tube according to claim 1, 2 or 3, characterized in that the fiber web is a tuck weave structure, which is woven by warp knitting method at the solid wall bushing site and is sleeved outside the tube body.
5. An anti-seismic axial high-strength fiber pipe according to claim 1, 2 or 3, wherein the fiber mesh is of a grid-like structure, is woven on the solid-wall sleeve sleeving site by a knotting method and is sleeved outside the pipe body.
6. An anti-seismic axial high-strength fiber pipe according to claim 1, 2 or 3, characterized in that the fiber web adopts a tuck weave structure woven by warp knitting; or the fiber net adopts a net-shaped structure woven by a knotting method; the fiber net is a finished net woven in advance according to the outer diameter of the pipe body.
7. An anti-seismic axial high-strength fiber pipe according to claim 1, 2 or 3, wherein the pipe body is an extruded pipe or a wound pipe, and the pipe body is a flat-wall pipe or a corrugated pipe or a ribbed pipe; or a steel belt is wound or compounded in the pipe body.
8. An anti-seismic axial high-strength fiber pipe according to claim 7, wherein the pipe body is formed on site and is formed on site by cooling and shaping on site; or the pipe body is an existing finished pipe which is already formed.
9. An aseismatic axial high-strength fiber pipe as set forth in claim 7, wherein the outer surface of the pipe body is coated with an adhesive at a portion where the pipe body contacts the solid-walled sleeve, and in the case of a corrugated pipe or a ribbed pipe, the adhesive is applied at a portion of the pipe body having the largest diameter.
10. An anti-seismic axial high-strength fiber pipe according to claim 7, wherein the solid-wall sleeve is formed by sleeving a pipe body when splicing and burying on site, and is sleeved, cooled and shaped on site; the pipe bodies are spliced in a splicing mode on site, one end of each pipe body is connected with the bell mouth, the other end of each pipe body serves as a socket, the sockets of the adjacent pipe bodies are inserted into the bell mouth, the solid-wall sleeves are sleeved outside the bell mouth, and the solid-wall sleeves outside the splicing pipe bodies are the same solid-wall sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020121657.4U CN211821119U (en) | 2020-01-19 | 2020-01-19 | Anti-seismic axial high-strength fiber pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020121657.4U CN211821119U (en) | 2020-01-19 | 2020-01-19 | Anti-seismic axial high-strength fiber pipe |
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| Publication Number | Publication Date |
|---|---|
| CN211821119U true CN211821119U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020121657.4U Active CN211821119U (en) | 2020-01-19 | 2020-01-19 | Anti-seismic axial high-strength fiber pipe |
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| Country | Link |
|---|---|
| CN (1) | CN211821119U (en) |
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- 2020-01-19 CN CN202020121657.4U patent/CN211821119U/en active Active
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