CN104197111A - Algae-formation-free low-friction and low-weight glass fiber reinforced plastic sleeve composite concrete water supply pipeline - Google Patents
Algae-formation-free low-friction and low-weight glass fiber reinforced plastic sleeve composite concrete water supply pipeline Download PDFInfo
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- CN104197111A CN104197111A CN201410412601.3A CN201410412601A CN104197111A CN 104197111 A CN104197111 A CN 104197111A CN 201410412601 A CN201410412601 A CN 201410412601A CN 104197111 A CN104197111 A CN 104197111A
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- reinforced plastic
- glass fiber
- fiber reinforced
- resin mortar
- low
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/10—Sleeveless joints between two pipes, one being introduced into the other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/10—Coatings characterised by the materials used by rubber or plastics
- F16L58/1054—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe
- F16L58/1081—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe the coating being a preformed pipe
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
An algae-formation-free low-friction and low-weight glass fiber reinforced plastic sleeve composite concrete water supply pipeline comprises a glass fiber reinforced plastic sleeve. The two ends of the glass fiber reinforced plastic sleeve are provided with a glass fiber reinforced plastic bellmouth and a glass fiber reinforced plastic socket. A dual-O-type sealing rubber ring is arranged on the outer side of the glass fiber reinforced plastic socket. An outer resin mortar layer is arranged on the outer side surface of the glass fiber reinforced plastic sleeve. A reinforcing steel layer is arranged on the outer side of the outer resin mortar layer. A cement mortar protective layer is arranged on the outer side of the reinforcing steel layer. An inner resin mortar layer is arranged on the inner side surface of the glass fiber reinforced plastic sleeve. According to the algae-formation-free low-friction and low-weight glass fiber reinforced plastic sleeve composite concrete water supply pipeline, the thermal drying technology is omitted, forming is fast, and the production cost is reduced; the weight of the resin mortar layer is low, a crane is conveniently installed, and construction efficiency is high; the inner wall of the resin mortar layer is smooth, the roughness coefficient and the coefficient of friction resistance are small, fluid pressure losses inside a pipeline are small, and the maintenance cost is reduced; water is not likely to permeate into the resin mortar layers to make contact with the steel sleeve to corrode the steel sleeve, and the service life of the whole pipeline is prolonged.
Description
Technical field:
The present invention relates to one and do not tie the low frictional resistance low weight of algae fiber glass reinforced plastic cover composite concrete water supply line.
Background technique:
The production of Prestressed concrete cylinder pipe and application, so far existing more than 70 year history.First Bang Na pipeline company of France designed and manufactured Prestressed concrete cylinder pipe nineteen thirty-nine.The forties in 20th century, America and Europe competitively developed Prestressed concrete cylinder pipe, and the U.S. produces and uses the maximum country of Prestressed concrete cylinder pipe, and up to now, the U.S. has been used Prestressed concrete cylinder pipe 28000km, and maximum caliber reaches 7600mm.
China develops production Prestressed concrete cylinder pipe and starts late, and just starts development the eighties in 20th century.Although the history of China's production and application Prestressed concrete cylinder pipe only had two more than ten years, due at a time when national economy fast development, the opportune time that urbanization process is accelerated, through independent research, to introduce technology and equipment digestion, product can domesticize completely.
Prestressed concrete cylinder pipe is compared with the products such as plastic pipe, Tong Guan, steel pipe, that plastic pipe is characterized in is easy to manufacture, lightweight, price is low, but mechanical strength is low, anti-destructive is poor, easily aging, there is micro-poison (though polypropylene is nontoxic, plasticizing agent, color masterbatch have certain toxicity), if the adulterated reduction quality of factory is also difficult to differentiate, therefore be only applicable to the occasion of low requirement, short-term use.Steel pipe mechanical strength is high, but easy-to-rust, the easy fouling of inner tube wall meeting breed bacteria, working life is short, is to eliminate forbidding product in water supply field.Can only be used in pipe in the engineerings such as pressure rating is low, effluent discharge, although manufacture cost is very low, construction and maintenance expenses are higher, also seldom use at present.
At present; Prestressed concrete cylinder pipe is the high-quality tubing of widely used heavy caliber, high pressure in the world, Prestressed concrete cylinder pipe mainly by steel cylinder, be welded in steel cylinder two ends steel bell and spigot ring, be cast in steel cylinder inner side and outer surface inner concrete tube core and outer concrete tube core, be wound in the reinforcement wire on outer concrete tube core, the cement mortar protective course being covered on reinforcement wire and outer concrete tube core forms.This compound tubing being made up of steel cylinder, concrete and steel wire has been given full play to pull resistance and sealing and concrete crushing resistance and the corrosion resistance of tubing, and the structure of its uniqueness makes it also have excellent shock resistance.But still existent defect is as follows in the time of actual motion for pipeline: (1), because steel cylinder inner side and outer surface are concrete layer, needs to carry out heat baking technique after concrete layer casting complete, molding time is long, has increased cost of production; (2) concrete layer weight is large, and heaviness is installed loop wheel machine difficulty, and efficiency of construction is low; (3) roughness coefficien of concrete layer is 0.014, and roughness coefficien is larger, and the coefficient of friction resistance is large, and the fluid pressure loss in pipeline is large, has increased running cost; (4) the easy breed bacteria of concrete layer, affects water quality, in use can be attached by pickup moths such as the first shellfish in ocean or sewage, mushroom, algaes, so that increase roughness, reduce flow cross-section; (5) the inner concrete layer easy-rupturing of steel cylinder inner side, working life is short; (6) water easily infiltrates in inner concrete layer and contacts with steel cylinder, thereby by steel cylinder corrosion, has shortened the working life of whole pipeline; (7) owing to adopting steel cylinder, need to be at steel cylinder two ends welding steel bell and spigot ring when production, expense electricity is wasted time and energy, and the weight of steel cylinder own is large, and cost is high, is easily corroded, and all can cause certain influence in the installation to whole pipeline, cost, working life.
Summary of the invention:
The present invention is in order to make up the deficiencies in the prior art, provide one not tie the low frictional resistance low weight of algae fiber glass reinforced plastic cover composite concrete water supply line, its reasonable in design, replace original inner concrete layer and outer concrete layer by interior resin mortar layer and outer resin mortar layer, save hot baking technique, moulding is fast, has reduced cost of production; Resin mortar layer is lightweight, loop wheel machine is installed convenient, and efficiency of construction is high; Resin mortar layer inner wall smooth, roughness and the coefficient of friction resistance are very little, and the fluid pressure loss in pipeline is little, has reduced maintenance cost; Resin mortar layer is difficult for breed bacteria, effectively ensures water quality, and difficult attached by pickup moths such as the first shellfish in ocean or sewage, mushroom, algaes, the fluid pressure loss in pipeline is little, has saved pumping cost; Resin mortar layer intensity is high, not easy-rupturing, long service life; Water is difficult for infiltrating into interior the contact with steel bushing of resin mortar layer steel bushing is corroded, and has extended the working life of whole pipeline; Replace steel bushing by fiber glass reinforced plastic cover, avoid at steel bushing two ends welding steel bell and spigot ring, only need set up at fiber glass reinforced plastic cover two ends glass fibre reinforced plastics socket joint choma and two O type sealing rubber ring, power saving is time saving and energy saving, fiber glass reinforced plastic cover cost is low, corrosion-resistant, has effected a radical cure the not erosion-resisting disadvantage of original steel bushing, installation to whole pipeline, cost, working life all produce Beneficial Effect, have solved problems of the prior art.
The present invention for solving the problems of the technologies described above adopted technological scheme is:
One is not tied the low frictional resistance low weight of algae fiber glass reinforced plastic cover composite concrete water supply line; comprise fiber glass reinforced plastic cover; be respectively equipped with glass reinforced plastic socket and glass fibre reinforced plastics socket at the two ends of fiber glass reinforced plastic cover; be provided with two O type sealing rubber rings in the outside of glass fibre reinforced plastics socket; be provided with outer resin mortar layer at the outer surface of fiber glass reinforced plastic cover; the outside of resin mortar layer is provided with steel bar layer outside, is provided with cement mortar protective course in the outside of steel bar layer, is provided with interior resin mortar layer at the inner surface of fiber glass reinforced plastic cover.
The present invention adopts such scheme, and reasonable in design is replaced original inner concrete layer and outer concrete layer by interior resin mortar layer and outer resin mortar layer, has saved hot baking technique, and moulding is fast, and molding time more than fast ten times, had reduced cost of production more in the past; Resin mortar layer is lightweight, loop wheel machine is installed convenient, and efficiency of construction is high; Resin mortar layer inner wall smooth, roughness and the coefficient of friction resistance are very little, fluid pressure loss in pipeline is little, reduce maintenance cost, improve conveying capacity, can bring significant economic benefit, in the time that conveying capacity is identical, engineering can be selected the water supply line that internal diameter is less, drops into thereby reduce disposable engineering; Resin mortar layer is difficult for breed bacteria, effectively ensures water quality, and difficult attached by pickup moths such as the first shellfish in ocean or sewage, mushroom, algaes, the fluid pressure loss in pipeline is little, has saved pumping cost; Resin mortar layer intensity is high, not easy-rupturing, long service life; Water is difficult for infiltrating into interior the contact with steel bushing of resin mortar layer steel bushing is corroded, and has extended the working life of whole pipeline; Replace steel bushing by fiber glass reinforced plastic cover, avoid at steel bushing two ends welding steel bell and spigot ring, only need set up at fiber glass reinforced plastic cover two ends glass reinforced plastic socket and glass fibre reinforced plastics socket, set up two O type sealing rubber rings outward at glass fibre reinforced plastics socket, power saving is time saving and energy saving, and fiber glass reinforced plastic cover cost is low, corrosion-resistant, effect a radical cure the not erosion-resisting disadvantage of original steel bushing, have all produced Beneficial Effect in the installation to whole pipeline, cost, working life.
Brief description of the drawings:
Fig. 1 is structural representation of the present invention.
In figure, 1, fiber glass reinforced plastic cover, 2, outer resin mortar layer, 3, steel bar layer, 4, cement mortar protective course, 5, interior resin mortar layer.
Embodiment:
For clearly demonstrating the technical characterstic of this programme, below by embodiment, and in conjunction with its accompanying drawing, the present invention will be described in detail.
As shown in Figure 1; one is not tied the low frictional resistance low weight of algae fiber glass reinforced plastic cover composite concrete water supply line; comprise fiber glass reinforced plastic cover 1; be respectively equipped with glass reinforced plastic socket and glass fibre reinforced plastics socket at the two ends of fiber glass reinforced plastic cover 1; be provided with two O type sealing rubber rings in the outside of glass fibre reinforced plastics socket; be provided with outer resin mortar layer 2 at the outer surface of fiber glass reinforced plastic cover 1; the outside of resin mortar layer 2 is provided with steel bar layer 3 outside; be provided with cement mortar protective course 4 in the outside of steel bar layer 3, be provided with interior resin mortar layer 5 at the inner surface of fiber glass reinforced plastic cover 1.
Adopt the low frictional resistance low weight of the algae fiber glass reinforced plastic cover composite concrete water supply line of not tying of the present invention, reasonable in design, replace original inner concrete layer and outer concrete layer by interior resin mortar layer 5 and outer resin mortar layer 2, save hot baking technique, moulding is fast, molding time more than fast ten times, had reduced cost of production more in the past; Resin mortar layer is lightweight, loop wheel machine is installed convenient, and efficiency of construction is high; Resin mortar layer inner wall smooth, roughness and the coefficient of friction resistance are very little, fluid pressure loss in pipeline is little, reduce maintenance cost, improve conveying capacity, can bring significant economic benefit, in the time that conveying capacity is identical, engineering can be selected the water supply line that internal diameter is less, drops into thereby reduce disposable engineering; Resin mortar layer is difficult for breed bacteria, effectively ensures water quality, and difficult attached by pickup moths such as the first shellfish in ocean or sewage, mushroom, algaes, the fluid pressure loss in pipeline is little, has saved pumping cost; Resin mortar layer intensity is high, not easy-rupturing, long service life; Water is difficult for infiltrating into interior the contact with steel bushing of resin mortar layer steel bushing is corroded, and has extended the working life of whole pipeline; Replace steel bushing by fiber glass reinforced plastic cover 1, avoid at steel bushing two ends welding steel bell and spigot ring, only need set up at fiber glass reinforced plastic cover 1 two ends glass reinforced plastic socket and glass fibre reinforced plastics socket, set up two O type sealing rubber rings outward at glass fibre reinforced plastics socket, power saving is time saving and energy saving, and fiber glass reinforced plastic cover 1 cost is low, corrosion-resistant, effect a radical cure the not erosion-resisting disadvantage of original steel bushing, have all produced Beneficial Effect in the installation to whole pipeline, cost, working life.
Above-mentioned embodiment can not be served as limiting the scope of the invention, and for those skilled in the art, any alternate modification that embodiment of the present invention is made or conversion all drop in protection scope of the present invention.
The present invention does not describe part in detail, is those skilled in the art of the present technique's known technology.
Claims (1)
1. do not tie the low frictional resistance low weight of algae fiber glass reinforced plastic cover composite concrete water supply line for one kind; it is characterized in that: comprise fiber glass reinforced plastic cover; be respectively equipped with glass reinforced plastic socket and glass fibre reinforced plastics socket at the two ends of fiber glass reinforced plastic cover; be provided with two O type sealing rubber rings in the outside of glass fibre reinforced plastics socket; be provided with outer resin mortar layer at the outer surface of fiber glass reinforced plastic cover; the outside of resin mortar layer is provided with steel bar layer outside, is provided with cement mortar protective course in the outside of steel bar layer, is provided with interior resin mortar layer at the inner surface of fiber glass reinforced plastic cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410412601.3A CN104197111A (en) | 2014-08-20 | 2014-08-20 | Algae-formation-free low-friction and low-weight glass fiber reinforced plastic sleeve composite concrete water supply pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410412601.3A CN104197111A (en) | 2014-08-20 | 2014-08-20 | Algae-formation-free low-friction and low-weight glass fiber reinforced plastic sleeve composite concrete water supply pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN104197111A true CN104197111A (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410412601.3A Pending CN104197111A (en) | 2014-08-20 | 2014-08-20 | Algae-formation-free low-friction and low-weight glass fiber reinforced plastic sleeve composite concrete water supply pipeline |
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| CN (1) | CN104197111A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003287161A (en) * | 2002-03-28 | 2003-10-10 | Kurimoto Ltd | Fiber reinforced plastic composite tube and its molding method |
| CN201166206Y (en) * | 2008-03-27 | 2008-12-17 | 瑞安市杭瑞管业有限公司 | Reinforced concrete resin composite pipes |
| CN102588684A (en) * | 2011-01-11 | 2012-07-18 | 深圳市吉凌复合材料科技股份有限公司 | Novel fiber reinforced plastic concrete composite pipe |
| CN103363203A (en) * | 2013-08-13 | 2013-10-23 | 王维国 | Lining glass fiber reinforced plastic concrete compound pipeline |
| CN203500697U (en) * | 2013-09-18 | 2014-03-26 | 衡水益通金属制品有限责任公司 | Corrosion and wearing resisting metal bellows |
| CN204083539U (en) * | 2014-08-20 | 2015-01-07 | 山东省呈祥电工电气有限公司 | One does not tie algae low frictional resistance low weight fiber glass reinforced plastic cover composite concrete water supply line |
-
2014
- 2014-08-20 CN CN201410412601.3A patent/CN104197111A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003287161A (en) * | 2002-03-28 | 2003-10-10 | Kurimoto Ltd | Fiber reinforced plastic composite tube and its molding method |
| CN201166206Y (en) * | 2008-03-27 | 2008-12-17 | 瑞安市杭瑞管业有限公司 | Reinforced concrete resin composite pipes |
| CN102588684A (en) * | 2011-01-11 | 2012-07-18 | 深圳市吉凌复合材料科技股份有限公司 | Novel fiber reinforced plastic concrete composite pipe |
| CN103363203A (en) * | 2013-08-13 | 2013-10-23 | 王维国 | Lining glass fiber reinforced plastic concrete compound pipeline |
| CN203500697U (en) * | 2013-09-18 | 2014-03-26 | 衡水益通金属制品有限责任公司 | Corrosion and wearing resisting metal bellows |
| CN204083539U (en) * | 2014-08-20 | 2015-01-07 | 山东省呈祥电工电气有限公司 | One does not tie algae low frictional resistance low weight fiber glass reinforced plastic cover composite concrete water supply line |
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Application publication date: 20141210 |