CN218094731U - Hollow wall glass fiber pipe - Google Patents
Hollow wall glass fiber pipe Download PDFInfo
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- CN218094731U CN218094731U CN202221796658.4U CN202221796658U CN218094731U CN 218094731 U CN218094731 U CN 218094731U CN 202221796658 U CN202221796658 U CN 202221796658U CN 218094731 U CN218094731 U CN 218094731U
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Abstract
The utility model discloses a fine tubular product of well cavity wall glass, include: the inner pipe is internally provided with a cavity which is used for reducing the bearing pressure of the inner pipe. The glass fiber reinforced layer is arranged on the outer wall of the inner tube. The outer tube sets up on the surface of the fine back up coat of glass, and the fine back up coat of glass is connected with inner tube, outer tube respectively, and the fine back up coat of glass can be used to increase the bearing capacity of inner tube and outer tube simultaneously to increase the ring rigidity of the fine tubular product of glass. The inner pipe is arranged into a cavity, the cavity reduces the pressure born by the inner pipe, and the glass fiber clamping layer is arranged on the outer wall of the inner pipe and the inner wall of the outer pipe, so that the bearing capacity of the outer pipe and the inner pipe can be enhanced simultaneously, and finally the ring stiffness of the pipe is improved.
Description
Technical Field
The utility model relates to a municipal administration water supply and drainage pipe technical field especially relates to a fine tubular product of cavity wall glass.
Background
Municipal water supply and drainage pipes become an important infrastructure of cities and industrial and mining enterprises, and domestic water, process water and other water must be supplied with sufficient water, qualified water quality and sufficient water pressure, and along with economic development, water supply systems have higher requirements for buried water supply and drainage pipes.
The water supply and drainage pipes are various in types and structures, and can basically meet the water supply requirements of cities or industrial and mining enterprises. The internal structure of the water pipe is that steel wires are added in the pipe body to form a steel wire mesh, and the steel wire mesh has certain rigidity and pressure bearing capacity. For the structural wall pipe, under the general condition, the pipe wall thickness of structural wall pipe is thinner, when meetting great external pressure, the pipe wall because the thin wall receives the phenomenon that the impact can appear bursting, has very big hidden danger, shows that the interior bearing strength of outlet pipe is low, and the impact resistance is low, and the rigidity is poor.
Therefore, the prior art has the following problems: the phenomenon of tube explosion easily appears when the structure wall pipe receives great pressure impact because the thin wall, has very big hidden danger.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a fine tubular product of well cavity wall glass improves the ring rigidity of outer tube through set up the fine solid layer of clamp of glass between inner tube and outer tube.
In order to achieve the purpose, the utility model discloses a realize through following technical scheme:
a hollow wall fiberglass pipe, comprising:
the inner pipe is internally provided with a cavity, and the cavity is used for reducing the bearing pressure of the inner pipe.
The glass fiber reinforced layer is arranged on the outer wall of the inner tube.
The outer tube sets up on the surface of the fine back up coat of glass, and the fine back up coat of glass is connected with inner tube, outer tube respectively, and the fine back up coat of glass can be used to increase the bearing capacity of inner tube and outer tube simultaneously to increase the ring rigidity of the fine tubular product of glass.
Compared with the prior art, the utility model has the advantages of it is following: the inner pipe is arranged into a cavity, the pressure born by the inner pipe is reduced by the cavity, and the glass fiber clamping layer is arranged on the outer wall of the inner pipe and the inner wall of the outer pipe, so that the bearing capacity of the outer pipe and the inner pipe can be enhanced simultaneously, and finally the ring stiffness of the pipe is improved.
Further preferably, a support beam is arranged in the cavity and is used for supporting the capacity of bearing external pressure load of the inner pipe.
By adopting the technical scheme, the supporting beam is arranged in the cavity to support the inner pipe to bear the pressure of external pressure load, so that the ring stiffness of the pipe is improved from the inner pipe.
Preferably, the support beams are annularly arrayed in the cavity and used for supporting the capacity of the whole inner pipe for bearing external pressure load.
By adopting the technical scheme, the inner pipe is uniformly supported, and the purpose of uniformly improving the pressure-bearing capacity of the inner pipe is realized.
Further preferably, a steel belt layer is arranged in the support beam and is used for increasing the transverse and longitudinal bearing capacity of the support beam, and further increasing the radial external pressure bearing capacity of the inner pipe.
By adopting the technical scheme, the steel belt layer has strong impact resistance, and is arranged in the supporting beam, so that the impact of the pressure received by the supporting beam can be resisted respectively in the transverse direction and the longitudinal direction, the phenomenon of radial fracture or axial fracture of the inner pipe or the outer pipe due to strong impact force is reduced, and the pressure impact resistance of the inner pipe or the outer pipe is improved.
Further optimization is that the material of the steel belt layer is high carbon steel wire.
By adopting the technical scheme, the steel belt layer has the characteristic of strong external pressure resistance.
The thickness of the glass fiber reinforced layer is further optimized to be 0.3mm.
By adopting the technical scheme, the glass fiber clamping layer with the thickness of 0.3mm is prepared from the pre-plastic-impregnated continuous glass fiber bundles according to the thickness of the glass fibers, so that the pressure bearing capacity of the inner pipe can be enhanced, the pressure bearing capacity of the outer pipe can also be enhanced, and the performance of the outer pipe is integrally improved.
The glass fiber reinforced layer is further optimized to be made of a pre-plastic continuous glass fiber belt.
By adopting the technical scheme, the pressure bearing capacity of the inner pipe can be enhanced, the pressure bearing capacity of the outer pipe can also be enhanced, and the performance of the outer pipe is integrally improved.
The width of the prepreg continuous glass fiber tape is further optimized to be 10-630 mm.
By adopting the technical scheme, the prepreg continuous glass fiber tape in the range can be suitable for pipes with different thickness requirements, and the production cost can be ensured not to be increased.
The inner pipe is further optimized to be made of resin formed by blending and modifying chlorinated polyethylene and pre-polymerized ethylene.
By adopting the technical scheme, the resin has the characteristics of high temperature resistance, corrosion resistance, cold resistance and high temperature resistance.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of the present embodiment.
Fig. 2 is a schematic cross-sectional structure diagram of the present embodiment.
Reference numerals are as follows: 1-an inner tube; 11-a cavity; 12-a support beam; 13-steel belt layer; 2-glass fiber reinforced layer; 3-outer tube.
Detailed Description
The water supply and drainage pipes are various in types and structures, and can basically meet the water supply requirements of cities or industrial and mining enterprises. The internal structure of the water pipe is formed by adding steel wires in the pipe body to form a steel wire mesh, and the steel wire mesh has certain rigidity and pressure bearing capacity. For the structural wall pipe, under the general condition, the pipe wall thickness of structural wall pipe is thinner, when meetting great external pressure, the pipe wall because the thin wall receives the phenomenon that the impact can appear bursting, has very big hidden danger, shows that the interior bearing strength of outlet pipe is low, and the impact resistance is low, and the rigidity is poor.
Therefore, the prior art has the following problems: the phenomenon of tube explosion easily appears when the structure wall pipe receives great pressure impact because the thin wall, has very big hidden danger.
In view of the above-mentioned problems, the following design ideas are made in the present application: the glass fiber strip is additionally arranged between the inner pipe and the outer pipe, and the impact resistance is improved from the inside and the outside of the pipe. The present invention will be described in further detail with reference to fig. 1 and 2.
A hollow-wall fiberglass tube, as shown in fig. 1, comprising:
the inner pipe 1 has a cavity 11 therein, and the cavity 11 is used for reducing the bearing pressure of the inner pipe 1. The inner tube 1 is made of chlorinated polyethylene with chlorine content of more than 10% and has excellent flame retardant performance
The glass fiber reinforced layer 2 is arranged on the outer wall of the inner pipe 1. The glass fiber reinforced layer 2 is formed by winding a prepreg continuous glass fiber bundle on the outer wall of the inner pipe 1 after pressurization and hot melting.
The outer tube 3 sets up on the surface of the fine back up coat of glass 2, and fine back up coat of glass 2 is connected with inner tube 1, outer tube 3 respectively, specifically twines outer tube 3 on fine back up coat of glass 2 with the mode of hot melt, together with fine back up coat of glass 2 hot melt, consequently, fine back up coat of glass 2 increases the bearing capacity of inner tube 1 and outer tube 3 simultaneously, increases the ring rigidity of fine tubular product of glass on the whole.
The inner pipe 1 is arranged into the cavity 11, the cavity 11 reduces the pressure born by the inner pipe 1, and the glass fiber clamping layer is arranged on the outer wall of the inner pipe 1 and the inner wall of the outer pipe 3, so that the bearing capacity of the outer pipe 3 and the inner pipe 1 can be enhanced simultaneously, and the ring stiffness of the pipe is finally improved, particularly the ring stiffness is improved to more than 25 levels.
Specifically, as shown in fig. 1 and 2, a support beam 12 is disposed in the cavity 11 in the present embodiment, and the support beam 12 is used for supporting the capacity of the inner pipe 1 to withstand external pressure load. The supporting beams 12 are arranged in the cavity 11 to support the inner pipe 1 to bear the pressure of external pressure load, so that the ring stiffness of the pipe is improved from the inner pipe 1.
Specifically, the support beams 12 in this embodiment are annularly arrayed in the cavity 11 for supporting the whole inner pipe 1 to bear the external pressure load capacity. The inner pipe 1 is uniformly supported, and the purpose of uniformly improving the pressure bearing capacity of the inner pipe 1 is achieved.
Specifically, the steel belt layer 13 is disposed in the support beam 12 in this embodiment, and the steel belt layer 13 is used to increase the lateral and longitudinal bearing capacity of the support beam 12, and further increase the capacity of the inner pipe 1 to bear the radial external pressure load. The steel belt layer 13 has strong impact resistance, and the steel belt layer 13 is arranged in the support beam 12 to respectively resist the impact of pressure applied from the transverse direction and the longitudinal direction of the support beam 12, so that the phenomenon of radial fracture or axial fracture of the inner pipe 1 or the outer pipe 3 caused by strong impact force is reduced, and the capacity of the inner pipe 1 or the outer pipe 3 for resisting pressure impact is improved.
Specifically, the steel band layer 13 in this embodiment is made of high carbon steel wire. The steel belt layer 13 has the characteristic of strong external pressure resistance.
Specifically, the thickness of the glass fiber reinforced layer 2 in this embodiment is 0.3mm. According to the thickness of the glass fibers, the glass fiber reinforced plastic prepreg continuous glass fiber bundles are made into the glass fiber clamping layer with the thickness of 0.3mm, so that the pressure bearing capacity of the inner pipe 1 can be enhanced, the pressure bearing capacity of the outer pipe 3 can be enhanced, and the performance of the outer pipe 3 material is integrally improved.
Specifically, the glass fiber reinforced layer 2 in this embodiment is made of a prepreg continuous glass fiber tape. The pressure-bearing capacity of the inner pipe 1 can be enhanced, the pressure-bearing capacity of the outer pipe 3 can also be enhanced, and the performance of the outer pipe 3 is integrally improved.
Specifically, the width of the prepreg continuous glass fiber tape in the embodiment ranges from 10mm to 630mm.
The prepreg plastic continuous glass fiber tape in the range can be suitable for pipes with different thickness requirements, and the production cost can be ensured not to be increased.
Specifically, the material of the inner tube 1 in this embodiment is a resin formed by blending and modifying chlorinated polyethylene and pre-polymerized ethylene. The resin has the characteristics of high temperature resistance, corrosion resistance, cold resistance and high temperature resistance. In particular, the working temperature range is-30-170 degrees.
As described above, the inner tube 1 is provided as the cavity 11, and the cavity 11 reduces the pressure applied to the inner tube 1. A supporting beam 12 is arranged in the cavity 11, and a steel belt layer 13 is additionally arranged in the supporting beam 12 to improve the pressure resistance of the inner pipe 1. The steel belt layer 13 is a strip prepared by selecting steel wires and is formed by melting and mixing with the supporting beam 12 together, so that the supporting capacity of the supporting beam 12 is enhanced, meanwhile, when the inner pipe 1 meets the impact force generated when the axial stop flow occurs, the supporting beam 12 has strong resistance capacity due to the addition of the steel wires, and when the external pressure impact transmitted by the outer pipe 3 in the longitudinal direction is met, the supporting beam 12 added with the steel belt layer 13 can support the inner pipe 1 to be difficult to deform, crack or even explode, so that the steel belt layer 13 improves the capacity of the inner pipe 1 for resisting the pressure impact. The glass fiber clamping layers are arranged on the outer wall of the inner pipe 1 and the inner wall of the outer pipe 3, so that the bearing capacity of the outer pipe 3 and the inner pipe 1 can be enhanced simultaneously, and the ring stiffness of the pipe is finally improved.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the present invention.
Claims (9)
1. The utility model provides a well fine tubular product of cavity wall glass which characterized in that includes:
the inner pipe (1) is internally provided with a cavity (11), and the cavity (11) is used for reducing the bearing pressure of the inner pipe (1);
the glass fiber reinforced layer (2) is arranged on the outer wall of the inner pipe (1);
the glass fiber reinforced plastic pipe comprises an outer pipe (3) arranged on the surface of a glass fiber reinforced plastic layer (2), wherein the glass fiber reinforced plastic layer (2) is respectively connected with the inner pipe (1) and the outer pipe (3), and the glass fiber reinforced plastic layer (2) can be used for simultaneously increasing the bearing capacity of the inner pipe (1) and the outer pipe (3) so as to increase the ring stiffness of a glass fiber pipe.
2. The hollow-wall fiberglass tube material as claimed in claim 1, wherein a support beam (12) is arranged in the cavity (11), and the support beam (12) is used for supporting the external pressure load bearing capacity of the inner tube (1).
3. The hollow-wall fiberglass tube material as claimed in claim 2, wherein the supporting beams (12) are annularly arrayed in the cavity (11) for supporting the whole internal pressure load bearing capacity of the internal tube (1).
4. The hollow-wall fiberglass tube material as claimed in claim 3, wherein a steel belt layer (13) is arranged in the supporting beam (12), and the steel belt layer (13) is used for increasing the carrying capacity of the supporting beam (12) in the transverse direction and the longitudinal direction, thereby increasing the carrying capacity of the inner tube (1) under the radial external pressure.
5. The hollow-wall fiberglass tube material as claimed in claim 4, wherein the steel tape layer (13) is made of high carbon steel wire.
6. The hollow-wall fiberglass tubing of claim 1, wherein the fiberglass reinforcing layer has a thickness of 0.3mm.
7. The hollow wall fiberglass pipe according to claim 1, wherein the fiberglass reinforcing layer is a prepreg continuous fiberglass tape.
8. The hollow-walled fiberglass tubing of claim 7, wherein the width of the pre-preg continuous fiberglass tape is in the range of 10mm to 630mm.
9. The hollow-wall glass fiber tube material as claimed in claim 1, wherein the material of the inner tube (1) is a resin modified by blending chlorinated polyethylene and pre-polymerized ethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221796658.4U CN218094731U (en) | 2022-07-13 | 2022-07-13 | Hollow wall glass fiber pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221796658.4U CN218094731U (en) | 2022-07-13 | 2022-07-13 | Hollow wall glass fiber pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218094731U true CN218094731U (en) | 2022-12-20 |
Family
ID=84479425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221796658.4U Active CN218094731U (en) | 2022-07-13 | 2022-07-13 | Hollow wall glass fiber pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218094731U (en) |
-
2022
- 2022-07-13 CN CN202221796658.4U patent/CN218094731U/en active Active
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