CN204785136U - FRP (Fiber reinforced plastics) pipeline - Google Patents
FRP (Fiber reinforced plastics) pipeline Download PDFInfo
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- CN204785136U CN204785136U CN201520456667.2U CN201520456667U CN204785136U CN 204785136 U CN204785136 U CN 204785136U CN 201520456667 U CN201520456667 U CN 201520456667U CN 204785136 U CN204785136 U CN 204785136U
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- fiber reinforced
- reinforced plastic
- plastic pipe
- veneer
- hollow
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Abstract
The utility model discloses a FRP (Fiber reinforced plastics) pipeline, including two at least cavity veneers, adjacent cavity veneer becomes a looped pipeline with detachable mode end to end. This FRP (Fiber reinforced plastics) pipeline is through setting up the looped pipeline of two at least cavity veneers in order to form the double -walled structure, keep with the same rigidity of FRP pipe of present autophragm laminating structure in lightened off -the -shelf weight widely, still be favorable to practicing thrift manufacturing cost, owing to can dismantle the connection between the adjacent cavity veneer, so made things convenient for people to transport FRP (Fiber reinforced plastics) pipeline or dismouting work, satisfied the user demand of people to FRP (Fiber reinforced plastics) pipeline in addition.
Description
Technical field
The utility model relates to a kind of pipe technology field, particularly a kind of fiber reinforced plastic pipe.
Background technique
Fiber reinforced plastic pipe, due to advantages such as its size, scope and wall thickness, is widely used in the industries such as oil, chemical industry and draining.Traditional fiber reinforced plastic pipe many employings manual pasting moulding process, System of Filament Winding Process and centrifugal casting forming technique are made; but obtained fiber reinforced plastic pipe mostly is single wall laminate structures; not only weight is excessive but also fabricating cost is higher to cause pipeline, is unfavorable for large-scale production.
In order to solve this technical problem, Chinese utility model patent CN202660096U discloses a kind of glass fiber reinforced plastic pipeline with pipe wall hollow reinforcing structure, as shown in Figure 1, this fiber reinforced plastic pipe includes fiber reinforced plastic pipe 1, in the middle of the tube wall of described fiber reinforced plastic pipe, be provided with more than one axial hole 2.Because tube wall is provided with axial guide hole, make the fiber reinforced plastic pipe obtained define double-walled construction, not only can obtain the rigidity identical with the Glass Steel Tube of single wall laminate structures, but also alleviate the weight of pipeline widely, saved cost of production.But, because this fiber reinforced plastic pipe is integrated, so bring great inconvenience to people in transport with disassemble and assemble work.
Therefore, develop one not only lightweight, be conducive to saving production cost, but also be convenient to people's transport and the fiber reinforced plastic pipe of dismounting becomes fiber reinforced plastic pipe industry technical problem urgently to be resolved hurrily.
Model utility content
Technical problem to be solved in the utility model be to provide one not only lightweight, be conducive to saving production cost, and be convenient to transport and install fiber reinforced plastic pipe.
For solving the problem, the technological scheme that the utility model adopts is as follows:
A kind of fiber reinforced plastic pipe, comprise at least two hollow veneers, adjacent hollow veneer removably end-to-end becomes a looped pipeline.
Preferably, among any two adjacent hollow veneers, the tail end of last hollow veneer is connected with the head end of a rear hollow veneer by bolt device or riveting device or buckle structure.
Preferably, each described hollow veneer comprises several axial guide holes, and the spacing between adjacent axial guide hole is equal or unequal.
As further improvement of the utility model, the outer wall of described looped pipeline is socketed with at least one ring stiffener.
Preferably, the quantity of described ring stiffener is multiple, and described ring stiffener is distributed on described looped pipeline in mode that is equidistant or Unequal distance.
Preferably, the outer wall of described ring stiffener is also provided with stiffener.
Preferably, adjacent hollow veneer connection bit place and be also respectively equipped with glass fibre prepreg between looped pipeline and ring stiffener.
Preferably, described ring stiffener comprises at least two stiffening rib veneers; Adjacent said rib veneer removably end-to-end becomes a ring structure.
Preferably, the section of described ring stiffener is that rectangle or matrix pattern are trapezoidal or semicircle.
More preferably, the section of described ring stiffener is matrix pattern; Described matrix pattern structure comprises rectangular-shaped piece and cross shaped member; Transverse gage, the longitudinal thickness of described rectangular-shaped piece are 2-15mm; Transverse gage, the longitudinal thickness of described cross shaped member are 2-15mm.
Compared with prior art, the Advantageous Effects that produces of the utility model is specific as follows:
Fiber reinforced plastic pipe of the present utility model is by arranging at least two hollow veneers to form the looped pipeline of double-walled construction, the weight of finished product is alleviated widely while maintaining the Glass Steel Tube same stiffness with existing single wall laminate structures, also help and save production cost, and owing to removably connecting between adjacent hollow veneer, so facilitate people, fiber reinforced plastic pipe is transported or disassemble and assemble work, meet the user demand of people to fiber reinforced plastic pipe.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to technological means of the present utility model can be better understood, and can be implemented according to the content of specification, and can become apparent to allow above and other object of the present utility model, feature and advantage, below especially exemplified by more preferably embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the perspective view of existing glass fiber reinforced plastic pipeline with pipe wall hollow reinforcing structure;
Fig. 2 is the structural representation of fiber reinforced plastic pipe of the present utility model more preferably embodiment;
Fig. 3 is the transverse sectional view of Fig. 2;
Fig. 4 is the structure for amplifying schematic diagram at I place of Fig. 2;
Fig. 5 is hollow single plate structure schematic diagram of the present utility model;
Fig. 6 is looped pipeline structural representation of the present utility model;
Fig. 7 is the structure for amplifying schematic diagram at II place of Fig. 6;
Fig. 8 is the structural representation of the utility model ring stiffener;
Fig. 9 is the structural representation of stiffening rib veneer of the present utility model;
Figure 10 is the schematic diagram of ring stiffener matrix pattern section of the present utility model;
Wherein, the reference character in Fig. 1 to Figure 10 is described as follows:
1, fiber reinforced plastic pipe; 2, axial hole; 3, hollow veneer; 4, hollow veneer inwall; 5, outer wall; 6, poroid hasp; 7, the first bolt device; 8, the first bolt; 9, the first nut; 10, glass fibre prepreg; 11, stiffening rib veneer; 12, connecting plate; 13, axial guide hole; 14, stiffener; 15, the second bolt device; 16, the second bolt; 17, the second nut; 18, glass fibre prepreg; 19, looped pipeline; 20, ring stiffener; Spacing between L1, adjacent ring stiffener; L2, chord length; The thickness of H1, hollow veneer inwall; The thickness of H2, hollow veneer outer wall; Spacing between H3, adjacent axial guide hole; The thickness of H4, glass fibre prepreg 10; The transverse gage of H5, rectangular-shaped piece; The longitudinal thickness of H6, rectangular-shaped piece; The transverse gage of H7, cross shaped member; The longitudinal thickness of H8, cross shaped member.
Embodiment
For further setting forth the technological means that the utility model is taked for reaching expection model utility object, below in conjunction with accompanying drawing and more preferably embodiment, to according to embodiment of the present utility model, structure and feature, be described in detail as follows:
Embodiment one
As illustrated in figs. 2-7 be the first preferred implementation of fiber reinforced plastic pipe of the present utility model, it comprises at least two hollow veneers 3, and adjacent hollow veneer 3 removably head and the tail connects into a looped pipeline 19.
Fiber reinforced plastic pipe 1 of the present utility model is by arranging at least two hollow veneers 3 to form the looped pipeline 19 of double-walled construction, as shown in Figure 6, the weight of finished product is alleviated widely while maintaining the Glass Steel Tube same stiffness with existing single wall laminate structures, also help and save production cost, and owing to removably connecting between adjacent hollow veneer 3, so facilitate people, fiber reinforced plastic pipe is transported or disassemble and assemble work, meet the user demand of people to fiber reinforced plastic pipe.
For the ease of assembling and transport, the one as the present embodiment is improved, and as shown in Figure 5, described hollow veneer 3 is curved.The quantity value of described hollow veneer 3 can be 2,3,4,5.。。Etc. the natural number of any more than 2.And as further improvement of this embodiment, the quantity of described hollow veneer 3 is preferably 3, makes 3 hollow veneers form a triangular structure, thus greatly increase the stability after Tube formation.
And each described hollow veneer 3 comprises several axial guide holes 13, and the spacing H3 between adjacent axial guide hole 13 is equal or unequal.In the present embodiment, axial guide hole 13 quantity of preferred each hollow veneer 3 is 10, and in order to make looped pipeline 19 rigidity that obtains even, between axial guide hole adjacent in the present embodiment, the spacing of H3 is equal, and in order to enable the rigidity of the fiber reinforced plastic pipe obtained mate optimum with weight, spacing H3 between adjacent axial guide hole is 20-150mm, and the described thickness H1 of hollow veneer the inwall 4 and thickness H2 of outer wall 5 is 2-15mm.
Each described hollow veneer 3 adopts pultrusion molding process to be made; And the body material of described hollow veneer 3 is unsaturated polyester resin, vinylite or epoxy resin, reinforcing material is glass fibre and goods, carbon fiber and goods thereof; Wherein, the body material content of described hollow veneer 3 is 20-40%, and reinforcing material content is 60-80%.
In order to realize removably connecting between adjacent hollow veneer 3, among any two adjacent hollow veneers 3 of the present embodiment, the head end of a hollow veneer 3 after the tail end of last hollow veneer 3 is connected by bolt device, is specially:
The poroid hasp 6 of previous hollow veneer 3 tail end is connected together by the first bolt device 7 with the poroid hasp 6 of rear hollow veneer 3 head end, is more specifically: as shown in Figure 7 that described first bolt device 7 comprises the first bolt 8 and the first nut 9; The screw rod of described first bolt 8 successively through after the inwall of poroid hasp 6 of described last hollow veneer and the outer wall of the poroid hasp 6 of a rear hollow veneer with described first nut 9 threaded engagement.In order to improve the degree of being connected firmly between adjacent hollow veneer, the connection bit place of adjacent hollow veneer is also provided with glass fibre prepreg 10, particularly, described glass fibre prepreg 10 is arranged on the poroid hasp connection bit place of adjacent hollow veneer, because the material of glass fibre prepreg 10 is identical with the material of the poroid hasp of hollow veneer, thus the sealing greatly increased between adjacent hollow veneer and bonding effect, substantially increase the rigidity of obtained looped pipeline, and as further improvement of this embodiment, the thickness H4 of described glass fibre prepreg 10 is 1-8mm, thus make the sealing between adjacent hollow veneer and cementation better.
As Fig. 2, Fig. 3, Fig. 8, and shown in Fig. 9, in order to improve mechanical strength or the rigidity of the utility model fiber reinforced plastic pipe further, the outer wall of described looped pipeline is socketed with at least one ring stiffener 20, that is, the quantity of ring stiffener can be one or more, certainly, the quantity of ring stiffener is more, its mechanical strength or rigidity are then better, and in order to make the weight of obtained Glass Steel Tube and obtain good mating or balance between rigidity, in the present embodiment, the quantity of described ring stiffener 20 is preferably 6, and obtain uniform axial rigidity to make the fiber reinforced plastic pipe obtained, as the preferred version of the present embodiment, described ring stiffener is distributed on described looped pipeline 19 in equidistant mode, more preferably the spacing L1 between adjacent ring stiffener equals the chord length L2 of hollow veneer 3.It should be noted that, the ring stiffener described in the present embodiment can also the mode of Unequal distance be distributed on described looped pipeline, but the axial rigidity uniformity of obtained fiber reinforced plastic pipe is not good enough.
And in the present embodiment, described ring stiffener 20 is socketed on the outer wall of described looped pipeline 19, in order to affixed performance between ring stiffener and looped pipeline conveniently detachable fiber reinforced plastic pipe again simultaneously can be improved, as a kind of preferred version of the present embodiment, described ring stiffener and looped pipeline are also reinforced the connection by the second bolt device 15, be specially: as shown in Figure 4, described second bolt device 15 comprises the second bolt 16 and the second nut 17, the screw rod of described second bolt 16 successively through after the inwall of described ring stiffener and the outer wall of hollow veneer with described second nut 17 threaded engagement.Except this, described ring stiffener and looped pipeline also reinforce the connection by riveting device (not shown), can reach the constructed effect that employing second bolt device 15 reinforces the connection equally.
In order to improve the degree of being connected firmly between ring stiffener and looped pipeline further, between described looped pipeline and ring stiffener, be also provided with another glass fibre prepreg 18.
For more a step improves the mechanical strength of fiber reinforced plastic pipe, as shown in Figure 4, the outer wall of described ring stiffener is also provided with stiffener 14.
For the ease of dismounting and transport, the one as the present embodiment is improved, and as shown in Figure 8, described ring stiffener comprises at least two stiffening rib veneers 11; And adjacent stiffening rib veneer 11 removably end-to-end becomes a ring structure, is specially: be fixed by connecting plate 12 after adjacent stiffening rib veneer 11 head and the tail docking.
As shown in Figure 9, described stiffening rib veneer 11 adopts pultrusion molding process or die press technology for forming or manual pasting forming process or vacuum introducing technology is continuously shaped forms; The body material of described stiffening rib veneer is unsaturated polyester resin, vinylite or epoxy resin, and reinforcing material is glass fibre and goods, carbon fiber and goods thereof; The body material content of described stiffening rib veneer is 30-50%, and reinforcing material content is 50-70%.
The section of described ring stiffener is rectangular or matrix pattern is trapezoidal or semicircle, in order to the needs of the rigidity grade and pressure rating that adapt to fiber reinforced plastic pipe, improving further again as the present embodiment, as shown in figs. 2 and 10, the section of described ring stiffener is matrix pattern, described matrix pattern structure comprises rectangular-shaped piece and cross shaped member, and transverse gage H5 and the longitudinal thickness H6 of described rectangular-shaped piece are 2-15mm; Transverse gage H7 and the longitudinal thickness H8 of described cross shaped member are 2-15mm.
Embodiment two
Unique distinctive points of the second preferred implementation of the present utility model and the first preferred implementation shown in Fig. 2-10 is:
In order to realize removably connecting between adjacent hollow veneer 3, among any two adjacent hollow veneers 3 of the present embodiment, the tail end of last hollow veneer 3 connects the head end of a rear hollow veneer 3 by bayonet unit, be specially: the fixture block that described bayonet unit comprises draw-in groove and matches with it; Described draw-in groove is arranged on the tail end of last hollow veneer, and fixture block is arranged on the head end of a rear hollow veneer, and the draw-in groove that the fixture block clamping of correspondence is corresponding, the technique effect that first bolt device 7 of described embodiment one is identical can be reached equally.
Embodiment three
Unique distinctive points of the first preferred implementation shown in the third preferred implementation and Fig. 2-10 of the present utility model is:
In order to realize removably connecting between adjacent hollow veneer 3, among any two adjacent hollow veneers 3 of the present embodiment, the head end of a hollow veneer 3 after the tail end of last hollow veneer 3 is connected by riveting device, can reach the technique effect that the bayonet unit of first bolt device 7 of described embodiment one and embodiment two is identical equally.
Above-mentioned mode of execution is only more preferably mode of execution of the present utility model; can not limit the scope of the utility model protection with this, change and the replacement of any unsubstantiality that those skilled in the art does on basis of the present utility model all belong to the utility model scope required for protection.
Claims (10)
1. a fiber reinforced plastic pipe, is characterized in that: comprise at least two hollow veneers, and adjacent hollow veneer removably end-to-end becomes a looped pipeline.
2. fiber reinforced plastic pipe as claimed in claim 1, is characterized in that: among any two adjacent hollow veneers, the head end of a hollow veneer after the tail end of last hollow veneer is connected by bolt device or riveting device or buckle structure.
3. fiber reinforced plastic pipe as claimed in claim 1, is characterized in that: each described hollow veneer comprises several axial guide holes, and the spacing between adjacent axial guide hole is equal or unequal.
4., as the fiber reinforced plastic pipe of claim 1-3 as described in any one, it is characterized in that: the outer wall of described looped pipeline is socketed with at least one ring stiffener.
5. fiber reinforced plastic pipe as claimed in claim 4, it is characterized in that: the quantity of described ring stiffener is multiple, and described ring stiffener is distributed on described looped pipeline in mode that is equidistant or Unequal distance.
6. fiber reinforced plastic pipe as claimed in claim 4, is characterized in that: the outer wall of described ring stiffener is also provided with stiffener.
7. fiber reinforced plastic pipe as claimed in claim 4, is characterized in that: the connection bit place of adjacent hollow veneer and be also respectively equipped with glass fibre prepreg between looped pipeline and ring stiffener.
8. fiber reinforced plastic pipe as claimed in claim 4, is characterized in that: described ring stiffener comprises at least two stiffening rib veneers; Adjacent said rib veneer removably end-to-end becomes a ring structure.
9. fiber reinforced plastic pipe as claimed in claim 4, is characterized in that: the section of described ring stiffener is that rectangle or matrix pattern are trapezoidal or semicircle.
10. fiber reinforced plastic pipe as claimed in claim 9, is characterized in that: the section of described ring stiffener is matrix pattern; Described matrix pattern structure comprises rectangular-shaped piece and cross shaped member; Transverse gage, the longitudinal thickness of described rectangular-shaped piece are 2-15mm; Transverse gage, the longitudinal thickness of described cross shaped member are 2-15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520456667.2U CN204785136U (en) | 2015-06-29 | 2015-06-29 | FRP (Fiber reinforced plastics) pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520456667.2U CN204785136U (en) | 2015-06-29 | 2015-06-29 | FRP (Fiber reinforced plastics) pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204785136U true CN204785136U (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520456667.2U Expired - Fee Related CN204785136U (en) | 2015-06-29 | 2015-06-29 | FRP (Fiber reinforced plastics) pipeline |
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| Country | Link |
|---|---|
| CN (1) | CN204785136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822852A (en) * | 2016-04-27 | 2016-08-03 | 江苏格普新材料有限公司 | Glass fiber reinforced plastic composite board |
-
2015
- 2015-06-29 CN CN201520456667.2U patent/CN204785136U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822852A (en) * | 2016-04-27 | 2016-08-03 | 江苏格普新材料有限公司 | Glass fiber reinforced plastic composite board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20190629 |