CN205101697U - Steel - concrete integrated configuration pipeline that internal and external surface is level and smooth - Google Patents
Steel - concrete integrated configuration pipeline that internal and external surface is level and smooth Download PDFInfo
- Publication number
- CN205101697U CN205101697U CN201520858679.8U CN201520858679U CN205101697U CN 205101697 U CN205101697 U CN 205101697U CN 201520858679 U CN201520858679 U CN 201520858679U CN 205101697 U CN205101697 U CN 205101697U
- Authority
- CN
- China
- Prior art keywords
- steel
- tube body
- pipeline
- outer tube
- stiffening ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a steel - concrete integrated configuration pipeline that internal and external surface is level and smooth, including outer body, follow outer pipe inner wall spiral interval forms spiral helicine hollow cavity around establishing a plurality of beaded finish between this beaded finish inner wall and the outer pipe inner wall, lay the metal lining who covers whole pipe inner wall on the outer wall of beaded finish, this metal lining coils and forms equal concrete -filled in the passageway that forms including, with the interior body of outer tube component parts of an entirety axis and the hollow cavity between body, outer body and the beaded finish. The utility model has the advantages that a steel - the concrete integrated configuration pipeline of inside and outside smoothness is provided, can increase the diameter of pipeline, improve the non -corrosibility and the wearability of pipeline, reinforcing pipeline bulk strength reduces steel quantity and pipeline weight, has reduced manufacturing cost, the occasion that can be used to fluming water or special medium, for example water supply, drainage or medium that corrosivity is strong has, medium that the medium of having relatively high expectations to pure degree and temperature are high etc.
Description
Technical field
The utility model discloses a kind of steel pipe, particularly relate to the steel-concrete structure pipeline that a kind of inner and outer surface is level and smooth.
Background technique
At present, in the conveying and transmisson and storage project of fluid, be generally carry with pipeline, conventional pipeline has cement pipe, plastic tube, Common Straight Carbon Steel steel pipe, Stainless Steel Tube and Coating Steel Pipe etc.
Cement pipe uses cement and reinforcing bar as material, uses a kind of prefabricated pipeline that centrifugal principle manufactures, but easily leak, internal pressure-resistant ability; And bore is little, and general bore is less than 3 meters or 3 meters; Every pipe joint length is not long, and joint is many, and joint is easily revealed, constructional difficulties; First will do basis during construction, construction cost is higher.Plastic tube is raw material with plastic resin, and add stabilizer and other additive, form through extrusion process in tube producer, quality is light; Easy to process, but bore is little, holds internal pressure capability difference; Mechanical strength is low, and anti-damage performance is poor; Not wear-resistant, non-refractory is easily aging.Common Straight Carbon Steel steel pipe is the steel pipe made with carbon steel, and inwall is not wear-resisting and not corrosion-resistant, and it is too large that bore can not do, about 2.5 meters can only be reached, during heavy caliber, wall thickness increases greatly, and cost is high, and more domestic provinces have clearly forbidden using Common Straight Carbon Steel steel pipe in water supply project at present.Stainless Steel Tube then cost is too high.Coating Steel Pipe bore can not be too large, and zinc-plated be pollute industry, large to environmental disruption, general zinc coat is not thinner, and general thickness is less than 0.1mm, wear-resistant and wash away.
Therefore, above-mentioned technical barrier urgently to be resolved hurrily.
Model utility content
Model utility object: the purpose of this utility model is to provide a kind ofly has high anti-corrosive properties and high wear resistance, steel-concrete structure pipeline that bore is large, tube wall is thin inner and outer surface is level and smooth.
Technological scheme: the steel-concrete combined structure pipeline that inner and outer surface described in the utility model is level and smooth, comprise outer tube body, along described several stiffening rings of outer tube body spiral inner wall interval winding, spiral helicine hollow cavity is formed between this stiffening ring inwall and outer tube body inwall, outer wall along stiffening ring lays the metal inner lining covering whole outer tube body inwall, this metal inner lining winding forms the interior tube body with outer tube body coaxial line, equal fill concrete in interior tube body, the passage formed between outer tube body and stiffening ring and hollow cavity.
Preferably, metal inner lining is the liner steel that Special Alloy Steel, stainless steel, Wear Resisting Steel, aluminium or copper become, and this metal inner lining has the performance having and differ from Ordinary Steel steel, as the performance such as anticorrosion antiwear, high-temperature stable.
Wherein, the cross section of stiffening ring is the semicircle of semi-closed shape, fluted body, rectangle, parabola shaped or trapezoidal.
Outer tube body of the present utility model is reeled by main ribbon spiral and forms spiral helicine body, and described stiffening ring reels in a spiral manner and is fastened on the inwall of outer tube body.
The making method of the steel-concrete combined structure pipeline that the utility model inner and outer surface is level and smooth, comprises the steps:
A, prepare for making the main steel band of outer tube body, for making the narrow steel strip of stiffening ring and narrow steel strip being bent to the stiffening ring that cross section is semi-closed shape;
B, main steel band upper surface laminating stiffening ring, stiffening ring and main steel band are welded together;
C, lay metal inner lining at stiffening ring upper surface again, and adopt gas shielded welding to form compound steel band, this compound ribbon spiral winding is formed the level and smooth body of inner and outer surface;
D, on request length cut off body, from body one end incision cast concrete, until concrete flows out from this body the other end incision, namely complete making.
Wherein, in step B, after described stiffening ring and main steel band are fitted, gas shielded arc welding is adopted to weld.
Wherein, in step C, submerged arc welding is adopted to weld to the described compound steel band weld seam that self is formed in spiral coiling process.
Model utility principle: the utility model applies the common Force principle of pipeclay and concrete steel pipe principle simultaneously.The common Force principle of pipeclay is pipeline after embedding, the upper load of pipeline is not that the rigidity in tube road is born, but tube road and the stressed acting in conjunction each other of surrounding soil stone, just define pipeclay jointly by stress effect, load vertically downward will be converted into the hoop internal pressure of body tube wall.The working principle of concrete steel pipe is at hollow steel casing pack concrete, utilize concrete superior bearing capacity and steel pipe to concrete encapsulation, the vertical bearing capacity of steel pipe is strengthened greatly.In the utility model, Ordinary Steel, stainless steel and concrete three kinds of materials are organically integrated, and give full play to respective feature and advantage, in overall structure, bear different effects respectively.The stiffening ring that cross section is semi-closed shape is set up at steel pipe inner wall, add the moment of inertia of tube wall hoop, make tube wall not easily unstability and distortion when bearing hoop internal pressure, the wall thickness of main steel band compares general thickness of steel pipe can be greatly thinning, reduce the cost of material, also make the steel pipe manufacturing heavy caliber and super large caliber be achieved; When main steel band is thinner, in volume circle process, the power of sending can make steel band bend, and cannot carry out sending volume circle, and after steel pipe inner wall sets up stiffening ring, steel band cross-section area and moment of inertia increase, and volume bowlder is sent and is easy to realize, and is convenient to processing.The inwall of steel pipe is also coated with metal inner lining, not only can avoid and reduce the pollution of fluid to the corrosion of steel pipe, wearing and tearing and body convection cell, and be provided with metal inner lining in view of inwall, the thickness of main steel band again can be again thinning, reduce further the cost of material, and due to metal inner lining special substance thus substantially increase anti-corrosive properties and the wear resistance of whole pipeline.During buried use, at pipeclay jointly by under the effect of stress effect, stiffening ring and the concrete between main body steel pipe and metal inner lining bear hoop and radial pressure jointly, improve the bulk strength in body road further, thus can the thickness of slab of further thinning main steel, further reduce cost of material.
Beneficial effect: compared with prior art, the utility model has the following advantages: first the utility model is provided with the metal inner lining of special substance on inboard wall of tube body, improve anti-corrosive properties and the wear resistance of steel pipe, can be used for the occasion of carrying water or special media, such as, supply water, draining or there is the strong medium of corrosivity, degree of purity is required to higher medium and the high medium etc. of temperature; Secondly, the utility model steel pipe sets up helical stiffening ring at inboard wall of tube body, and improve body circumference second moment of area, bearing capacity improves, and the wall thickness of main steel band compares general thickness of steel pipe can be greatly thinning, reduces the cost of material; Roll up bowlder can realize thin plate and send simultaneously, realize curling process and break through; Then, fill concrete in the helical duct of the utility model in stiffening ring and between main steel band and metal inner lining, can strengthen the rigidity of steel pipe and bearing capacity by secondary; The good reliability of last the utility model steel pipe, applied widely, even if also can use in grit, the steel pipe of super large caliber can be produced, diameter 8 meters can be reached, can underground pipe be used as, pipeclay is utilized to share by stress effect, be main bear pressure by stiffening ring, during super-large diameter (D>4m), soil can be buried very dark in more than 10 ~ 20 meters.
Accompanying drawing explanation
Fig. 1 is main steel band and narrow steel strip arrangement position schematic diagram on a production line in the utility model;
Fig. 2 is the structural representation that the utility model narrow steel strip bends to stiffening ring;
Fig. 3 is welded structure schematic diagram after the main steel band of the utility model, stiffening ring laminating;
Fig. 4 is A place partial enlarged drawing in Fig. 3;
Fig. 5 is that the utility model lays the structural representation that metal inner lining forms compound steel band on the main steel band of band stiffening ring;
Fig. 6 is B place partial enlarged drawing in Fig. 5;
Fig. 7 is the structural representation utilizing the compound steel band in Fig. 5 to carry out rolling processing;
Fig. 8 is the structural representation of the helicoids rolling formation in Fig. 7;
Steel band tube coupling compound in Fig. 5 is docked welded structure schematic diagram with tube coupling by Fig. 9;
Figure 10 is C place partial enlarged drawing in Fig. 9;
Figure 11 is the structural representation of weld metal liner on steel band shown in Fig. 9;
Figure 12 is the lateral cross section structural representation of the utility model body;
Figure 13 is the structural representation of the utility model body
Figure 14 is the utility model steel pipe concrete perfusion front longitudinal cross-section structural representation;
Figure 15 is D place partial enlarged drawing in Figure 14;
Figure 16 is longitudinal cross-section structural representation after the utility model steel pipe concrete perfusion;
Figure 17 is E place partial enlarged drawing in Figure 16;
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described further.
The steel-concrete combined structure pipeline that the utility model inner and outer surface is level and smooth, comprise outer tube body 100, along described several stiffening rings 200 of outer tube body 100 spiral inner wall interval winding, the cross section of this stiffening ring 200 is the semicircle of semi-closed shape, fluted body, rectangle, parabola shaped or trapezoidal, stiffening ring 200 adds the moment of inertia of tube wall hoop, makes tube wall not easily unstability and distortion when bearing hoop internal pressure; Form spiral helicine hollow cavity 300 between this stiffening ring 200 inwall and outer tube body 100 inwall simultaneously, the outer wall of described stiffening ring is laid the metal inner lining 400 covering whole inboard wall of tube body, this metal inner lining 400 winding forms the interior tube body with outer tube body 100 coaxial line, equal fill concrete 600 in the helical channel 500 formed at interior tube body, outer tube body 100 and stiffening ring 200 and hollow cavity 300, the bearing capacity utilizing concrete superior and steel pipe to concrete encapsulation, the vertical bearing capacity of steel pipe is strengthened greatly.
Metal inner lining 400 of the present utility model is the liner steel that Special Alloy Steel, stainless steel, Wear Resisting Steel, aluminium or copper become, there is the performance having and differ from Ordinary Steel steel, as the performance such as anticorrosion antiwear, high-temperature stable, improve anti-corrosive properties and the wear resistance of steel pipe, can be used for the occasion of carrying water or special media, such as, supply water, draining or there is the strong medium of corrosivity, degree of purity is required to higher medium and the high medium etc. of temperature.
Outer tube body 100 of the present utility model forms spiral helicine body by main steel band 101 screw winding, and stiffening ring 200 reels in a spiral manner and is fastened on the inwall of outer tube body 100.
The steel-concrete combined structure pipeline that the utility model inner and outer surface is level and smooth is adopted and is made with the following method:
Before making, according to the diameter of the pipeline of required making, the formed angle of spiral forming machine is adjusted to desired value.
A, as shown in Figure 1 and Figure 2, prepares for the main steel band 101 making outer tube body 100, for making the narrow steel strip 201 of stiffening ring 200; Main steel band 101 is carried out eliminate rust, shot blast, again main steel band is unreeled, leveling, deburring, processing welding groove 102, and then the narrow steel strip 201 in the upper surface arrangement of main steel band 101 through unreeling, after leveling, the operation such as deburring, the quantity of narrow steel strip 201 and spacing are pressed actual conditions and are set; By narrow steel strip through bending mechanism, bend to the stiffening ring 200 that cross section is semi-closed shape, process welding groove simultaneously.
B, as shown in Figure 3, Figure 4, being moved down by the stiffening ring 200 of semi-closed shape fits with the upper surface of main steel band 101 adopts gas shielded arc welding to weld together both contact segments;
C, as shown in Figure 5, Figure 6, at the upper surface of stiffening ring 200, side by side paving through unreeling, leveling, deburring, the operation such as to move down several there is the metal inner lining 400 of particular characteristic metal material, the quantity of metal inner lining is by actual conditions setting, adjacent metal inner lining and the upper surface of stiffening ring are carried out the same position three-in-one and weld by the gap gas shielded arc welding leaving 1-2mm between metal inner lining 400, form compound steel band; Compound steel band is sent into private volume circular knitting machine structure (1# roller, 2# roller, 3# roller), carries out spiral and roll processing, as shown in Figure 7, Figure 8; When spiral rolls, first submerged arc welding is adopted to weld to the spiral weld 103 between tube coupling with tube coupling, then with the gap gas shielded arc welding leaving 1-2mm between both sides metal inner lining 400, adjacent band and the upper surface of the stiffening ring of semi-closed shape are carried out the same position three-in-one weld, as shown in Fig. 9, Figure 10, Figure 11 by unreeling a metal inner lining 400;
D, after spiral rolls and welds out and meet the requirements of length, steel pipe cutting is formed body, as shown in Figure 12, Figure 13, Figure 14 and Figure 15; Toward cast concrete 600 in the hollow cavity 300 formed between main steel band, metal inner lining and stiffening ring and helical channel 500 from minimal incision * place, body one end 104 and large incision 105, until concrete 600 flows out from this body the other end incision, namely making is completed, as shown in Figure 16, Figure 17.
Steel pipe of the present utility model has following purposes: underground shares ditch; Municipal administration shares piping lane; Subway tunnel; Underground collector pipe; Chemical pipeline; Petroleum pipeline; Conveying sandstone, dust; The pipeline of other conveying special medias.
Claims (5)
1. the steel-concrete combined structure pipeline that an inner and outer surface is level and smooth, it is characterized in that: comprise outer tube body (100), along several stiffening rings of described outer tube body (100) spiral inner wall interval winding (200), spiral helicine hollow cavity (300) is formed between this stiffening ring (200) inwall and outer tube body (100) inwall, outer wall along stiffening ring (200) lays the metal inner lining (400) covering whole outer tube body inwall, this metal inner lining (400) winding forms the interior tube body with outer tube body (100) coaxial line, at interior tube body, the helical channel (500) that outer tube body (100) and stiffening ring (200) are formed and the interior all fill concretes (600) of hollow cavity (300).
2. the steel-concrete combined structure pipeline that inner and outer surface is level and smooth according to claim 1, is characterized in that: the liner steel that described metal inner lining (400) is Special Alloy Steel, stainless steel, Wear Resisting Steel, aluminium or copper become.
3. the steel-concrete combined structure pipeline that inner and outer surface is level and smooth according to claim 1, is characterized in that: the cross section of described stiffening ring (200) is the semicircle of semi-closed shape, fluted body, rectangle, parabola shaped or trapezoidal.
4. the steel-concrete combined structure pipeline that inner and outer surface is level and smooth according to claim 1, it is characterized in that: described outer tube body (100) forms spiral helicine body by main steel band (101) screw winding, described stiffening ring (200) reels in a spiral manner and is fastened on the inwall of outer tube body (100).
5. the steel-concrete combined structure pipeline that inner and outer surface is level and smooth according to claim 4, is characterized in that: described stiffening ring (200) adopts gas shielded arc welding to be welded on the inwall of described outer tube body (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520858679.8U CN205101697U (en) | 2015-10-29 | 2015-10-29 | Steel - concrete integrated configuration pipeline that internal and external surface is level and smooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520858679.8U CN205101697U (en) | 2015-10-29 | 2015-10-29 | Steel - concrete integrated configuration pipeline that internal and external surface is level and smooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205101697U true CN205101697U (en) | 2016-03-23 |
Family
ID=55517478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520858679.8U Expired - Fee Related CN205101697U (en) | 2015-10-29 | 2015-10-29 | Steel - concrete integrated configuration pipeline that internal and external surface is level and smooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205101697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179822A (en) * | 2015-10-29 | 2015-12-23 | 南京联众建设工程技术有限公司 | Steel-concrete composite-structure pipe with smooth inner surface and smooth outer surface and preparing method thereof |
-
2015
- 2015-10-29 CN CN201520858679.8U patent/CN205101697U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179822A (en) * | 2015-10-29 | 2015-12-23 | 南京联众建设工程技术有限公司 | Steel-concrete composite-structure pipe with smooth inner surface and smooth outer surface and preparing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103557381B (en) | Strengthened steel pipe with rib spirally wound as well as special equipment and method for manufacturing preparing strengthened steel pipe | |
| CN105715882B (en) | A kind of small-bore bamboo coiled composite tube and its manufacturing method | |
| CN202360912U (en) | Reinforced composite tube wound by continuous fiber preimpregnation belts | |
| WO2016101298A1 (en) | A large-diameter metal-lined spiral welded steel pipe and manufacturing method thereof | |
| CN105402503A (en) | Multifunctional non-metal composite pipe | |
| CN208041346U (en) | Nonmetallic cabling coiled tubing | |
| CN105156771B (en) | Double metal spiral steel pipe and preparation method thereof | |
| CN205101697U (en) | Steel - concrete integrated configuration pipeline that internal and external surface is level and smooth | |
| CN202074144U (en) | Steel plastic composite hose for shallow sea | |
| CN105114715A (en) | Steel-concrete combined structure pipeline with spiral reinforcing ring and manufacturing method of steel-concrete combined structure pipeline | |
| CN105179822A (en) | Steel-concrete composite-structure pipe with smooth inner surface and smooth outer surface and preparing method thereof | |
| CN205173741U (en) | Bimetal spiral steel pipe | |
| CN103453239B (en) | Spiral-hooping-reinforced stainless steel gas pipe and special production equipment and production method thereof | |
| CN204756188U (en) | Prestressed concrete PE steel sleeve pipe | |
| CN105240627B (en) | Precast assembly steel reinforced concrete combined type steel pipe and preparation method thereof | |
| CN105133646A (en) | Underground steel and concrete structure pipeline and manufacturing method thereof | |
| CN102494207A (en) | Novel seafloor water delivery pipe | |
| CN201386867Y (en) | Prestressed concrete oil-natural gas pipe | |
| CN203067978U (en) | Composite oil pipe with anti-corrosion wear-resistant inner lining | |
| CN201326838Y (en) | Steel-plastic composite pipe | |
| CN204420341U (en) | A kind of Large-sized spiral welded pipe with metal inner lining | |
| CN205013896U (en) | Take steel - concrete integrated configuration pipeline of spiral beaded finish | |
| CN202228801U (en) | Compound pipeline comprising rare earth microcrystalline layer, glass fiber reinforced plastic layer and metal connecting piece | |
| CN105202279A (en) | Spiral steel pipe with metal liner and heating and thermal functions and manufacturing method thereof | |
| CN203641701U (en) | Lightweight concrete protective wall combined water charging and discharging pipeline |
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: 20160323 Termination date: 20201029 |