CN105135084A - PE (polyethylene) double-wall corrugated pipe provided with steel hoop reinforcement structure and applied to underground drainage - Google Patents
PE (polyethylene) double-wall corrugated pipe provided with steel hoop reinforcement structure and applied to underground drainage Download PDFInfo
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- CN105135084A CN105135084A CN201510623655.9A CN201510623655A CN105135084A CN 105135084 A CN105135084 A CN 105135084A CN 201510623655 A CN201510623655 A CN 201510623655A CN 105135084 A CN105135084 A CN 105135084A
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- polyethylene
- stirrup
- wall corrugated
- pipe
- double
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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
- F16L9/147—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups comprising only layers of metal and plastics with or without reinforcement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention belongs to the technical field of underground drainage pipes and relates to a PE (polyethylene) double-wall corrugated pipe provided with a steel hoop reinforcement structure and applied to underground drainage. The PE double-wall corrugated pipe comprises a PE pipe and a flaring part arranged at one end of the PE pipe, wherein annular closed steel hoops with n-shaped, semi-elliptical or semi-circular unilateral sections are axially mounted on the outer surface of the PE pipe at intervals in a sleeving manner; end parts of side walls of the steel hoops are axially extend outwards to form propping feet attached to the outer surface of the PE pipe; a PE coating layer is integrally formed on outer surfaces of the steel hoops and propping feet and the PE pipe. The PE double-wall corrugated pipe has the advantages of high structural strength and ring stiffness, high production efficiency, low product cost, simplicity and convenience in connection, rapidness in construction, avoidance of pollution to the stratum environment and long service life, facilitates recycling and is suitable for underground drainage plastic pipes for municipal administration and construction zones.
Description
Technical field
The invention belongs to buried drain pipe technical field, refer in particular to a kind of buried draining polyethylene double-wall corrugated pipe material strengthening structure with stirrup.
Background technique
Current city has stable political situation buried drain pipe road, one residential system plastic tube, general steel strip reinforced structure-wall pipe material polyethylene (PE) plastic tube used, steel strip reinforced structure-wall pipe material has two classes: a class is steel band reinforced spiral ripple pipe material, and another kind of is steel strip reinforced spiral reinforcement tubing.
The feature of prior art tubing: one is by wall scroll or 2-4 bar coextruded structure wall, open loop spiral ring is continuously wound into through circumferential spiral, after front circle cooling, rear circle heats through outer flame again or hot melt adhesive and Qian Quan are overlapped to form circular pipe, structural strength and ring stiffness low, axial tensile strength and anti-tear strength low.Run into stratum settlement, expanding with heat and contract with cold easily to tear even disconnects, cause sewage in pipeline to leak, pollute ground environment, working life is short; Two is that the line speed of extruder co-extrusion is only the speed of production of tubing, the double-wall corrugated pipe of direct extrusion molding to axial around the pitch of a circle, and manufacturing efficiency is extremely low, and unit cost is high; Three is that spiral termination, one section of tubing two ends is uneven neat, and during buried connections, in deeply narrow buried groove, site operation need rotate levels up that tubing is identical could be docked, and connection construction location difficulty is loaded down with trivial details; Four is to adopt hot melt contraction bands to be intertwined and connected, and joint connection in site need heat docking two with flame gun and manage and hot melt contraction bands, and the construction of welding cooling curing is time-consuming, and long construction period, cost are high, and quality of connection is unstable; Five be hot melt contraction bands connect solidification buried after, in being rigidly connected, run into stratum settlement, expanding with heat and contract with cold easily to tear even disconnects, to cause in pipeline sewage to leak, pollute ground environment, working life is short; Six is whole tubing is strengthen steel band continuous helical by one or 2-4 bar to be entwined, pipeline can only excavate when reclaiming in Deep narrow slot groove scene again and take out after segmentation cutting, article one, pipeline divides the bulky of useless pipe of having no progeny, if do not transport to steel at the scene after compression volume again to mould separation and recovery workshop and be separated, its cost of transportation is also higher than the cost recycled.If just realize steel at the scene to mould separation, transport to steel after compression volume again and mould separation and recovery workshop, also do not have this tubing steel to mould the main equipment of separation at present, also do not possess service condition at the scene even if having.This kind of tubing has buried hidden danger to environmental protection and recycling in a word, and its discarded tubing takes up an area not only but also not environmentally, should not as buried draining tubing.
Summary of the invention
The object that the present invention is is to provide that a kind of structural strength is high with ring stiffness, manufacturing efficiency is high, product cost is low, it is easy to be connected, quick construction, pollution-free ground environment, long service life, be convenient to the double-wall corrugated pipe of buried draining polyethylene (PE) the stirrup reinforcing band enlarging one recycled.
The object of the present invention is achieved like this:
The buried draining polyethylene double-wall corrugated pipe material of structure is strengthened with stirrup, comprise polyethylene pipe and one end of polyethylene pipe is provided with expansion mouth, the outer surface axially spaced-apart of described polyethylene pipe is set with the stirrup that one-sided cross section is "door" type or half elliptic or semicircular ring seal, the side wall ends of stirrup is axially outward extended with the support force pin be fitted on polyvinyl piping materials outer surface respectively, the outer surface of stirrup and support force pin and polyethylene pipe is one-body molded polyethylene clad.
The outward-dipping formation trapezium structure in two side of above-mentioned "door" type stirrup.
Closed looping pit is formed between the outer surface of above-mentioned polyethylene pipe and the internal surface of stirrup.
The outer surface of the outer end of above-mentioned polyethylene pipe is set with more than one seal ring.
The internal diameter of above-mentioned expansion mouth is more than or equal to the external diameter of polyethylene clad.
Above-mentioned expansion mouth is connected with the transition body by taper between polyethylene pipe, and the front end of expansion mouth is provided with the enlarging of taper.
The outer surface roll extrusion of above-mentioned stirrup has the concaveconvex structure of distribution.
The outer surface axially spaced-apart of above-mentioned polyethylene pipe is set with stirrup and is: be provided with gap between the support force pin of adjacent two stirrups.
The present invention gives prominence to compared to existing technology and useful technique effect is:
1, stirrup of the present invention is that closed loop circle strengthens structure, directly enhances the ring stiffness of tubing, the tubing of ring stiffness grade more identical than other, more saves plastics and steel.
2, stirrup cross section of the present invention is designed to "door" type structure, to improve axial moment of inertia and the flexural rigidity of stirrup.
3, stirrup outer surface of the present invention roll extrusion has the concaveconvex structure of distribution, to improve stirrup and the permanent connection fastness of coating plastic and flexural rigidity.
4, the present invention adopt steel band coiled strip → customized cut-off → pressure roller round as a ball → flange laminates the technological process connecting into closed loop circle, the enhancing stirrup of shaping closed loop, the side wall ends of stirrup stretch out the support force pin that arranges and the polyethylene pipe of inner side area of contact greatly, prevent stirrup to the radial cuts of polyethylene pipe.
5, the present invention adopts the mode of structure of coated enhancing stirrup in equidistant ripple, and axial direct connects continuous extrusion and strengthens bellows, and the linear velocity that extruder is extruded is speed of production, and manufacturing efficiency is high, cost is low, constant product quality.
6, the present invention adopt one end when shaping pipe enlarging length in the mode of structure of not coated enhancing stirrup, online straight forming flaring structure, achieves the disposable double-wall corrugated pipe intactly producing stirrup reinforcing band enlarging one.
7, the present invention has an end band one flaring structure form, and the other end is socket, and two ends are concordant, and place cyclic spring seal ring in advance in the outer wave groove of socket, the connection between the tube and tube of pipe-line system achieves flexible sealing socket joint and connects.
8, termination, two ends of the present invention is concordant, during buried connection, in deeply narrow buried groove, site operation only need connect in the wherein expansion mouth being with one end of the tubing of seal ring directly insert another root tubing like a cork of adjacent two tubing, connection construction simple and fast, short construction period, cost are low.
9, this flexible socket joint of the present invention connects sealing, the external force change that energy automatic adaptation cushion compensates stratum settlement, expands with heat and contract with cold, and remains that reliable sealing connects, leaks, do not pollute ground environment, long service life without sewage.
10, the present invention only need excavate pipeline again when reclaiming, in groove, a joint one can take out after saving land and easily extracting, on-the-spot separation can adopt miniature rotary cutting machine, loads onto without the row's of cutting cutter, cuts annular crest plastic skin by rows, separates stirrup, mould separation to realize steel, classification is reclaimed, reuse efficiency is high, reclaims cost of transportation low, does not produce waste, steel moulds that Each answers the purpose intended, and the feature of environmental protection is good.
11, a large amount of steel strip reinforced structured wall plastic tubing of general of one residential use of having stable political situation for current city of the present invention, the drawback of the in the majority unsustainable use existed, use tubing of the present invention to promoting that the have stable political situation health of the buried water drainage plastics plumbing installations in one residential of city develops constantly, there is long-range environment protection significance, apparent social benefit and huge economic benefit.
Accompanying drawing explanation
Fig. 1 is partial sectional view of the present invention.
Fig. 2 is the sectional view of stirrup of the present invention.
Embodiment
Below in conjunction with accompanying drawing, with specific embodiment, the invention will be further described, see Fig. 1-Fig. 2:
The buried draining polyethylene double-wall corrugated pipe material of structure is strengthened with stirrup 13, comprise polyethylene pipe 10 and one end of polyethylene pipe 10 is provided with expansion mouth 17, the outer surface axially spaced-apart suit of described polyethylene pipe 10 is the stirrup 13 of "door" type or half elliptic or semicircular ring seal by one-sided cross section, the side wall ends of stirrup 13 is axially outward extended with the support force pin 12 be fitted on polyethylene pipe 10 outer surface respectively, the outer surface of stirrup 13 and support force pin 12 and polyethylene pipe 10 is one-body molded polyethylene clad 11.
The outward-dipping formation trapezium structure in two side 18 of above-mentioned "door" type stirrup 13.
Closed looping pit 14 is formed between the outer surface of above-mentioned polyethylene pipe 10 and the internal surface of stirrup 13, looping pit 14 both had function of heat insulation, further provide the resiliently deformable space of stirrup 13 and polyethylene double-wall corrugated pipe, stirrup 13 interval on inner layer polyethylene pipe 10 arranges and can make finished product polyethylene double-wall corrugated pipe can bending deflection.
The outer surface of the outer end of above-mentioned polyethylene pipe 10 is set with more than one seal ring 19, the reamer 17 that a polyethylene double-wall corrugated pipe material directly inserts another polyethylene double-wall corrugated pipe material with the afterbody of seal ring 19 can be realized being tightly connected like this.
The internal diameter of above-mentioned expansion mouth 17 is more than or equal to the external diameter of polyethylene clad 11.
Above-mentioned expansion mouth 17 is connected with the transition body 15 by taper between polyethylene pipe 10, and the front end of expansion mouth 17 is provided with the enlarging 16 of taper.
The outer surface roll extrusion of above-mentioned stirrup 13 has the concaveconvex structure 20 of distribution, and this concaveconvex structure 20 is: netted groove is or/and projection; Or some annular grooves are or/and projection; Or the groove of several geometrical shapies is or/and projection; Connect in succession so that firmly grab with polyethylene clad 11.
The outer surface axially spaced-apart of above-mentioned polyethylene pipe 10 is set with stirrup 13 and is: be provided with gap H between the support force pin 12 of adjacent two stirrups 13, and this gap H can ensure the bending deflection of polyethylene double-wall corrugated pipe material and the axial deformation needs of stirrup 13.
Above-described embodiment is only preferred embodiment of the present invention, not limits the scope of the invention according to this, therefore: all equivalence changes done according to structure of the present invention, shape, principle, all should be covered by within protection scope of the present invention.
Claims (8)
1. be with stirrup to strengthen the buried draining polyethylene double-wall corrugated pipe material of structure, comprise polyethylene pipe and one end of polyethylene pipe is provided with expansion mouth, it is characterized in that: the outer surface axially spaced-apart of described polyethylene pipe is set with the stirrup that one-sided cross section is "door" type or half elliptic or semicircular ring seal, the side wall ends of stirrup is axially outward extended with the support force pin be fitted on polyvinyl piping materials outer surface respectively, the outer surface of stirrup and support force pin and polyethylene pipe is one-body molded polyethylene clad.
2. band stirrup according to claim 1 strengthens the buried draining polyethylene double-wall corrugated pipe material of structure, it is characterized in that: the outward-dipping formation trapezium structure in two side of described "door" type stirrup.
3. band stirrup according to claim 1 strengthens the buried draining polyethylene double-wall corrugated pipe material of structure, it is characterized in that: be formed with closed looping pit between the outer surface of described polyethylene pipe and the internal surface of stirrup.
4. band stirrup according to claim 1 strengthens the buried draining polyethylene double-wall corrugated pipe material of structure, it is characterized in that: the outer surface of the outer end of described polyethylene pipe is set with more than one seal ring.
5. band stirrup according to claim 1 strengthens the buried draining polyethylene double-wall corrugated pipe material of structure, it is characterized in that: the internal diameter of described expansion mouth is more than or equal to the external diameter of polyethylene clad.
6. band stirrup according to claim 1 strengthens the buried draining polyethylene double-wall corrugated pipe material of structure, and it is characterized in that: described expansion mouth is connected with the transition body by taper between polyethylene pipe, the front end of expansion mouth is provided with the enlarging of taper.
7. band stirrup according to claim 1 strengthens the buried draining polyethylene double-wall corrugated pipe material of structure, it is characterized in that: the outer surface roll extrusion of described stirrup has the concaveconvex structure of distribution.
8. the band stirrup according to any one of claim 1-7 strengthens the buried draining polyethylene double-wall corrugated pipe material of structure, it is characterized in that: the outer surface axially spaced-apart of described polyethylene pipe is set with stirrup and is: be provided with gap between the support force pin of adjacent two stirrups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510623655.9A CN105135084A (en) | 2015-09-25 | 2015-09-25 | PE (polyethylene) double-wall corrugated pipe provided with steel hoop reinforcement structure and applied to underground drainage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510623655.9A CN105135084A (en) | 2015-09-25 | 2015-09-25 | PE (polyethylene) double-wall corrugated pipe provided with steel hoop reinforcement structure and applied to underground drainage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105135084A true CN105135084A (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510623655.9A Pending CN105135084A (en) | 2015-09-25 | 2015-09-25 | PE (polyethylene) double-wall corrugated pipe provided with steel hoop reinforcement structure and applied to underground drainage |
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| CN (1) | CN105135084A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533845A (en) * | 2018-05-31 | 2018-09-14 | 江苏亚星波纹管有限公司 | A kind of pre-buried bellows of channel hydraulic pipeline |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5390704A (en) * | 1992-12-09 | 1995-02-21 | Kanao; Shiro | Synthetic resin pipe including cylindrical inner wall and a spirally extending corrugated outer wall |
| CN2683977Y (en) * | 2004-03-03 | 2005-03-09 | 北京哈威工程材料有限责任公司 | Polyethylene double-wall corrugated pipe possessing double wall in one pipe socket |
| CN2804540Y (en) * | 2005-06-17 | 2006-08-09 | 蒯一希 | Multi-layer reinforced compound plastic pipe |
| CN201078525Y (en) * | 2007-09-26 | 2008-06-25 | 石家庄宝石克拉大径塑管有限公司 | Steel strip enhancement polythene helical bellows of spigot-and-socket electric melting connecting type |
| CN203831877U (en) * | 2014-05-08 | 2014-09-17 | 四川煌盛管业有限公司 | Plastic laminated steel belt |
| CN104441672A (en) * | 2014-11-04 | 2015-03-25 | 四川泰鑫实业发展有限责任公司 | Plastic corrugated pipe with steel belt reinforcing bodies as well as process and equipment for manufacturing same |
| CN204962068U (en) * | 2015-09-25 | 2016-01-13 | 徐胜 | Belted steel hoop polyethylene double -walled corrugated pipe for drainage with strengthening burying of structure |
-
2015
- 2015-09-25 CN CN201510623655.9A patent/CN105135084A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5390704A (en) * | 1992-12-09 | 1995-02-21 | Kanao; Shiro | Synthetic resin pipe including cylindrical inner wall and a spirally extending corrugated outer wall |
| CN2683977Y (en) * | 2004-03-03 | 2005-03-09 | 北京哈威工程材料有限责任公司 | Polyethylene double-wall corrugated pipe possessing double wall in one pipe socket |
| CN2804540Y (en) * | 2005-06-17 | 2006-08-09 | 蒯一希 | Multi-layer reinforced compound plastic pipe |
| CN201078525Y (en) * | 2007-09-26 | 2008-06-25 | 石家庄宝石克拉大径塑管有限公司 | Steel strip enhancement polythene helical bellows of spigot-and-socket electric melting connecting type |
| CN203831877U (en) * | 2014-05-08 | 2014-09-17 | 四川煌盛管业有限公司 | Plastic laminated steel belt |
| CN104441672A (en) * | 2014-11-04 | 2015-03-25 | 四川泰鑫实业发展有限责任公司 | Plastic corrugated pipe with steel belt reinforcing bodies as well as process and equipment for manufacturing same |
| CN204962068U (en) * | 2015-09-25 | 2016-01-13 | 徐胜 | Belted steel hoop polyethylene double -walled corrugated pipe for drainage with strengthening burying of structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533845A (en) * | 2018-05-31 | 2018-09-14 | 江苏亚星波纹管有限公司 | A kind of pre-buried bellows of channel hydraulic pipeline |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151209 |
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| RJ01 | Rejection of invention patent application after publication |