CN101303095B - Reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes and molding process thereof - Google Patents
Reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes and molding process thereof Download PDFInfo
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- CN101303095B CN101303095B CN2007101926587A CN200710192658A CN101303095B CN 101303095 B CN101303095 B CN 101303095B CN 2007101926587 A CN2007101926587 A CN 2007101926587A CN 200710192658 A CN200710192658 A CN 200710192658A CN 101303095 B CN101303095 B CN 101303095B
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Abstract
The invention discloses a composite tube of steel bar concrete and glass fiber reinforced plastic sand inclusion and a forming process thereof. The composite tube is compounded by the glass fiber reinforced plastic sand inclusion tube and inorganic steel bar concrete. The forming process adopts the glass fiber reinforced plastic sand inclusion tube, of which the specially-made inner tube outer surface with multi-standard has effect of reduction of shrinkage and increase of adhesive force, laid on a mandrel of a mandrel vibration forming machine and connected with a precast connecting pin, a vertical annular convex and concave steel bar frame and a steel bar frame; then the forming machine is started and filled with concrete material; the composite tube is formed, ejected and maintained to produce the composite tube of the invention. The product of the invention has the advantages of good anticorrosive performance, bright and clean inner wall, small flow resistance, fast speed, high strength, non-deformation, low cost, good quality and long service life.
Description
Technical field
The present invention relates to a kind of city foundation construction member, be specifically related to a kind of reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes and moulding process thereof.
Background technique
The conventional winding RPM is used as large-scale pipeline and push pipe, and through facts have proved that for many years its antiseptic property is good, inner tube wall is smooth, has reduced the flow rate of liquid resistance, has speeded flow rate of liquid, but that shortcoming is a compressive strength is poor, yielding.And traditional concrete reinforced pipe is done large-scale pipeline and push pipe, and intensity is good, and is indeformable, but antiseptic property is poor, and inwall is not too bright and clean, increases the flow velocity resistance.Therefore, the technical performance of above-mentioned two kinds of traditional products and quality of product and application thereof have all received limitation and influence.
Summary of the invention
Technical problem to be solved by this invention is: solve the problem that above-mentioned existing technology exists; Comprehensive fw frp burning into sand pipe and concrete reinforced pipe advantage, overcome its deficiency and mass defect, and provide that a kind of antiseptic property is good, the bright and clean flow velocity of inwall is fast, intensity is high, indeformable, quality good, cost is low, the reinforced concrete of long service life and glass fiber reinforced plastic sand inclusion composite pipes and moulding process thereof.
The technological scheme that the present invention adopts is: this reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes adopt the moulding of core mould vibrating method to be composited by perspex steel burning into sand pipe and inorganic material reinforced concrete.
In the technique scheme; The reinforced concrete skeleton frame of composite pipe is a steel bar framework; Have pre-buried coupling bar and vertical hoop convex-concave muscle frame on the glass fibre reinforced plastics body of composite pipe; Pre-buried coupling bar links to each other with the steel bar framework of reinforced concrete skeleton frame, and glass fibre reinforced plastics body and pre-buried coupling bar thereof, vertical hoop convex-concave muscle frame and steel bar framework constitute muscle frame in the composite pipe integral tube in the lump.
In the technique scheme, the end face of composite pipe has enclosed slot.
In the technique scheme, Glass Steel Tube two ends shell surface has the hoop convex-concave and seals positioning ring.
The moulding process of this reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes is:
1) presses common process processing and fabricating RPM; And pre-buried coupling bar and vertical hoop convex-concave muscle frame have been manufactured at tube outer surface; And manufactured the hoop convex-concave at pipe two ends shell surface and sealed positioning ring, the combined strength bination of reinforcing glass steel pipe and reinforced concrete;
2) with above-mentioned 1) the Glass Steel Tube cylindrical shell of processing and fabricating, installation sleeve is placed on the core of reinforced concrete core vibrating forming machine, makes Glass Steel Tube cylinder internal diameter loose tool with core, a fastening peace position firmware; The mounting reinforcing steel bars frame-tube is located again, and steel bar framework is connected with the pre-buried coupling bar of Glass Steel Tube cylindrical shell, starts the core mould vibrating molding machine; Throw concrete material, the limit vibration, the limit feeds intake; Concrete is fed intake evenly, guarantee that composite pipe structure is closely knit firmly, caliber size specification deviation is little.
3) through above-mentioned technology, after the vibratory concrete moulding, the composite pipe demoulding, the composite pipe that is composited by perspex steel burning into sand pipe and inorganic material reinforced concrete is processed in maintenance.
The invention solves adopt frp lining in the conventional art concrete reinforced pipe and can not be when making concrete reinforced pipe the technical barrier of compound molding in the lump.The present invention is with RPM and the reinforced concrete technical barrier of compound molding in the lump on core mould vibrating machine.The present invention is with RPM and reinforced concrete moulding in the lump on core mould vibrating machine; Make RPM and reinforced concrete compound tense; Outer wall inorganic material and inwall organic material are compound evenly firmly, shrink uniformity, composite pipe are become have the composite structure of good physical behavior whole; Compound firm, optimized quality of product.
The present invention also makes making by hand of conventional art become mould-forming, industrialized mass production, has greatly reduced cost, has improved manufacturing efficiency; The standardization of products, the caliber specification is indeformable, and deviation is little; Bore compressive strength is high, and inner tube wall is smooth smooth, and wear-resisting acid-resistant anti-corrosion erosion performance is good; Long service life, flow rate of liquid is fast, and resistance is little.The present invention combines the advantage that concrete reinforced pipe intensity is high, indeformable and RPM is corrosion-resistant, the inner wall smooth liquid resistance is little, and has overcome their prior defects.Product of the present invention building materials quality supervision and inspection granting station check (numbering 2-C070325) through the Hunan Province, its adhesive tensile resistance intensity is 1.0Mpa, and is qualified; Bolt adhesive tensile resistance intensity is 2.1Mpa; Destroy, the project adhesive tensile resistance intensity of examining qualified, technical performance is good.
Description of drawings
Fig. 1 is that axis of no-feathering of the present invention is to sectional view
Fig. 2 is a structure radial cross-section of the present invention
The explanation of accompanying drawing mark:
The pre-buried coupling bar of 1-concrete reinforced pipe 2-steel bar framework 3-
4-glass fibre reinforced plastics is indulged hoop convex-concave muscle frame 5-RPM
6-enclosed slot 7-hoop convex-concave is sealed positioning ring
Embodiment
Referring to Fig. 1, Fig. 2, the present invention is on the basis of traditional concrete reinforced pipe and winding glass fibre reinforced plastic, and it is compound to get its organic tubing and inorganic material; Its composite structure is: concrete reinforced pipe 1 is by the moulding of core mould vibrating molding machine upslide concrete material; Its skeleton is a steel bar framework 2, and pre-buried coupling bar 3 is made connecting reinforcement framework again with vertical hoop convex-concave muscle frame 4 with glass fibre reinforced plastics body 5 in the lump, becomes in the integral tube behind the muscle frame; Throw the concrete material forming and hardening, the pipe end mask has enclosed slot 6.
Composite pipe of the present invention is that the mineral filler of multistage organic composite material and multistage anticorrosive wear-resistant is composited, and multistage organic composite material can adopt epoxy type, polyester type, resins such as vinyl-type.This novel pipe has overcome the deficiency of conventional art; It is good that this reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes have tangible overall construction intensity; Wear-resisting, corrosion-resistant, freeze proof, heatproof, insulation, anti-leakage and can make conventional push pipe and use; This reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes aging quality are good, long service life, and environment protection effect is good.
Concrete moulding process is:
1. glass fibre reinforced plastics is twined burning into sand pipe 5 and be processed into pre-buried coupling bar 3 and vertical hoop trellis and netted convex-concave gluten frame 4 at tube outer surface; Positioning ring 7 seals for the hoop convex-concave in its pipe two ends place; It mainly is the combined strength bination of reinforcing glass steel pipe and reinforced concrete; Make its composite structure firm, keep the vertical hoop combined strength bination of composite pipe composite surface good.
2. with the above Glass Steel Tube cylindrical shell that has been processed into, installation sleeve is placed on the core of reinforced concrete core vibrating forming machine, makes Glass Steel Tube internal diameter loose tool with core; Fastening peace position firmware, back, mounting reinforcing steel bars framework 2 cylindrical shells location is connected with the pre-buried coupling bar 3 of glass fibre reinforced plastics cylindrical shell again, starts the core mould vibrating molding machine; Throw concrete material, the limit vibration, the limit feeds intake; Make it concrete and feed intake evenly, guarantee that its composite pipe structure is closely knit firmly, keep caliber size specification deviation little.
3. composite pipe of the present invention becomes cylindrical shell and inorganic material reinforced concrete to be composited by organic fw frp burning into sand pipe or organic layer pressing glass steel burning into sand plate circle.This composite pipe has the advantage and the strong point of fw frp burning into sand pipe and concrete reinforced pipe, and main is the shortcoming separately that has overcome two pipes.
Above-mentioned optimization moulding process, not only pipe structure is firmly compound but also greatly improved quality of product, makes in the pipe external diameter compressive strength good, and the caliber specification is indeformable, and deviation is little.The composite pipe inwall is smooth smooth; Wear-resisting acid-resistant anti-corrosion erosion performance is strong, long service life, and the contrast of composite pipe economic and technical norms only is the price of simple fw frp burning into sand pipe 1/3; And its physical property is superior to RPM, has good quality of product and economic benefit, social benefit.
Claims (1)
1. the moulding process of reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes is characterized in that concrete steps are:
1. press common process processing and fabricating RPM, and manufactured pre-buried coupling bar and vertical hoop convex-concave gluten frame, and manufactured the hoop convex-concave at pipe two ends shell surface and seal positioning ring at tube outer surface;
2. with above-mentioned Glass Steel Tube cylindrical shell of 1. having manufactured, installation sleeve is placed on the core of reinforced concrete core vibrating forming machine, makes Glass Steel Tube cylinder internal diameter loose tool with core; Fastening peace position firmware, the mounting reinforcing steel bars frame-tube is located again, and steel bar framework is connected with the pre-buried coupling bar of Glass Steel Tube cylindrical shell; Start the core mould vibrating molding machine; Throw concrete material, the limit vibration, the limit feeds intake;
3. through above-mentioned technology, after the vibratory concrete moulding, the composite pipe demoulding, the composite pipe that is composited by perspex steel burning into sand pipe and inorganic material reinforced concrete is processed in maintenance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101926587A CN101303095B (en) | 2007-12-19 | 2007-12-19 | Reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes and molding process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101926587A CN101303095B (en) | 2007-12-19 | 2007-12-19 | Reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes and molding process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101303095A CN101303095A (en) | 2008-11-12 |
| CN101303095B true CN101303095B (en) | 2012-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101926587A Expired - Fee Related CN101303095B (en) | 2007-12-19 | 2007-12-19 | Reinforced concrete and glass fiber reinforced plastic sand inclusion composite pipes and molding process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101303095B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994877A (en) * | 2010-11-17 | 2011-03-30 | 唐兆连 | Lining-type reinforced concrete anticorrosion compound pipeline |
| CN102109068A (en) * | 2011-03-09 | 2011-06-29 | 文革 | Concave-convex pipe |
| CN102632551B (en) * | 2012-04-19 | 2018-04-10 | 江苏邦威机械制造有限公司 | Vertical forming composite glass steel pipe demolding structure |
| CN103292062B (en) * | 2013-06-18 | 2016-04-20 | 南京新核复合材料有限公司 | A kind of fiber reinforced plastic pipe |
| CN103899852B (en) * | 2014-04-16 | 2016-06-15 | 上海耀华玻璃钢有限公司 | Reinforced plastic glass fibre pipe making method and reinforced plastic glass fibre pipe |
| CN108724446A (en) * | 2018-07-04 | 2018-11-02 | 重庆四通八达管业有限公司 | A kind of pre-stress glass fibre reinforced plastic inner lining concrete push pipe and its preparation process |
| CN109140061B (en) * | 2018-10-31 | 2023-10-03 | 宁夏东方盛达管业有限公司 | Tensile stripping reinforced concrete glass fiber reinforced plastic composite pipe and preparation method thereof |
| CN109555909B (en) * | 2019-01-22 | 2023-09-19 | 四川牧雨环保科技有限公司 | Double-wall inner rib glass fiber reinforced plastic sandwich concrete high-strength composite pipeline and processing method thereof |
-
2007
- 2007-12-19 CN CN2007101926587A patent/CN101303095B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101303095A (en) | 2008-11-12 |
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Granted publication date: 20120627 Termination date: 20161219 |