CN109307110A - A kind of bis- ribs enhancing winding pipe of HDPE - Google Patents
A kind of bis- ribs enhancing winding pipe of HDPE Download PDFInfo
- Publication number
- CN109307110A CN109307110A CN201811469874.6A CN201811469874A CN109307110A CN 109307110 A CN109307110 A CN 109307110A CN 201811469874 A CN201811469874 A CN 201811469874A CN 109307110 A CN109307110 A CN 109307110A
- Authority
- CN
- China
- Prior art keywords
- winding
- ribs
- bis
- hdpe
- reinforcing rib
- 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.)
- Pending
Links
- 238000004804 winding Methods 0.000 title claims abstract description 121
- 229920001903 high density polyethylene Polymers 0.000 title claims abstract description 38
- 239000004700 high-density polyethylene Substances 0.000 title claims abstract description 38
- 230000002708 enhancing effect Effects 0.000 title claims abstract description 14
- 230000002787 reinforcement Effects 0.000 claims abstract description 40
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 40
- 238000005253 cladding Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000002689 soil Substances 0.000 description 9
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000003252 repetitive effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000707825 Argyrosomus regius Species 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920001596 poly (chlorostyrenes) Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Classifications
-
- 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
- F16L9/12—Rigid pipes of plastics with or without reinforcement
- F16L9/127—Rigid pipes of plastics with or without reinforcement the walls consisting of a single layer
- F16L9/128—Reinforced pipes
-
- 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
-
- 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
- F16L59/00—Thermal insulation in general
- F16L59/10—Bandages or covers for the protection of the insulation, e.g. against the influence of the environment or against mechanical damage
Abstract
The embodiment of the invention discloses a kind of bis- ribs of HDPE to enhance winding pipe, and the bis- rib enhancing winding pipe of HDPE include the combination winding body of HDPE tube body and the tube wall, and the combination winding body includes interior ribs, winding pad reinforcement part and winding reinforcing rib；The winding reinforcing rib is wrapped in tube wall, and wherein by the interior ribs cladding.The bis- rib enhancing winding pipe of the HDPE of the embodiment of the present invention are arranged by unique texture, and compared to existing tubing, so that structure simplifies, production difficulty is reduced, and structural strength greatly improves.
Description
Technical field
The present invention relates to plastic pipe technical fields, and in particular to a kind of bis- ribs enhancing winding pipe of HDPE.
Background technique
Existing high intensity plastics winding pipe material is to be welded (on faying surface by steel plastic compount heterotypic strip through spiral winding structure
Squeeze out welding) it is made, inner wall smooth is smooth, and winding arrangement section form multiplicity, axial elasticity is good, to channel bottom when laying
Flatness, consolidation requirement is lower, and the ability that can bear improper stress caused by Rig up error is strong, in addition, this kind of tubing
Also have many advantages, such as that corrosion-resistant, light weight, simple installation, through-current capacity are big, alternative high energy consumption material (cement, cast iron, ceramics
Deng) production tubing.Based on These characteristics, high intensity plastics winding pipe material is widely used in cell or municipal drainage field.
However, existing winding enhanced plastic tubing is due to winding arrangement section form multiplicity, structure welding is insecure, warp
Often discovery is broken simultaneously, often there is that such as producting process difficulty is big, overall structure intensity deficiency, the service life is low, maintenance difficulties are big
The deficiencies of, the market demand cannot be fully met.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of bis- rib enhancing winding pipe of HDPE, to solve existing enhancing winding
The above problem existing for tubing.It is arranged by unique texture, compared to existing tubing, the bis- rib enhancings of the HDPE of the embodiment of the present invention
Winding pipe structure simplifies, and production difficulty reduces, and structural strength greatly improves.
To achieve the above object, the embodiment of the present invention provides a kind of bis- rib enhancing winding pipe of HDPE, and the bis- ribs of HDPE increase
Strong winding pipe includes the combination winding body of HDPE tube body and tube wall, and the combination winding body includes interior ribs, winding weldering
Contact reinforcement part and winding reinforcing rib；The interior ribs and winding pad reinforcement part are located at tube wall and and tube wall
It is vertically arranged, the winding reinforcing rib is wrapped in tube wall, and wherein by the interior ribs cladding.
High density polyethylene (HDPE) (HDPE) is that a kind of crystallinity is high, nonpolar thermoplastic resin.The appearance of ortho states HDPE is in
Milky, in a degree of translucent in meagre section, with excellent resistance to most of lives and chemicals for industrial use
Characteristic.The polymer is non-hygroscopic and the steam-preventing that has had, can be used for packaging applicationss.HDPE has well electrically
Can, especially dielectric strength is high, it is made to be readily applicable to electric wire, cable and tubing etc..In to high molecular weight grades have pole
Good impact resistance, it is such even under -40F low temperature in room temperature.Therefore, HDPE pipe is traditional steel tubing, polychlorostyrene
The regeneration product of ethylene drinking-water pipe.
Further, the winding reinforcing rib is two and symmetrically sets relative to tube body axis in double helix along tube wall
It sets.Compared to the single reinforcing rib continuous winding structure that existing enhancing wrapped tube generallys use, used in the embodiment of the present invention
Double reinforcing ribs are simultaneously distributed in tube wall in double helix is substantially symmetrical about its central axis, and wave crest can be greatly improved in the entire tube body of continuous winding
Structure and ring stiffness stability, enhance the toughness and creep resistance of tubing.
Further, the interior ribs and winding pad reinforcement part on tube wall along tube body axial direction according to
It is secondary to be alternately distributed；Wherein, there are two interior ribs, described two interior reinforcements for tool between the adjacent winding pad reinforcement part of every two
Rib space setting.Above-mentioned setting is so that interior ribs and winding pad reinforcement part form multiple repetitive units on tube wall, often
A repetitive unit includes two interior ribs and a winding pad reinforcement part.Therefore, on tube body axial direction, winding adds
After strengthening tendons two interior ribs of every cladding, it next can be spaced a winding pad reinforcement part, then coat two again
Interior ribs so constantly recycles.Above-mentioned setting enables reinforcing rib to obtain the support of two ribs, thus applying
The stability and intensity of such structure preferably supporting rib stiffener can be utilized when being under pressure in journey.
Further, the interior ribs and winding pad reinforcement part are respectively continuous on tube body axial direction
Winding arrangement, and be arranged in parallel with winding reinforcing rib.Reinforced as a result, by interior ribs, winding pad reinforcement part and winding
Muscle composition combination winding body on tube body along tube body axial direction after continuous winding, form the company comprising wave crest and trough
Continuous repetitive structure forms wave crest by the winding reinforcing rib of ribs in coating；It is trough, winding welding between two adjacent peaks
Point reinforcement part is located in the middle part of trough.The advantages of such design, is that the destruction of many tubing is often all in pipe on existing market
More fragile place in material structure, such as in wave trough position.The technical solution of the embodiment of the present invention particular for this problem,
Setting winding pad reinforcement part, especially reinforces pipe structure at trough.It was verified that through winding pad reinforcement part
Strengthened wrapped tube, overall structural strength greatly improve, and the unexpected breakage rate at trough is substantially reduced.
Preferably, the winding pad reinforcement part is more wider than single interior ribs, and top is arc.It is arranged herein more
Wide winding pad reinforcement part, helps to further increase pipe structure intensity, prevents from being broken；And top is set as arc and has
Conducive to the external soil pressure of dispersion.
Further, the cross section of the winding reinforcing rib is hollow semi-cylindrical body.Make pipe outer surface product big in this way and
Stock utilization is improved, after buried, is not only able to decompose soil body local pressure direction, and on the basis of saving material, significantly
Improve pipeline ring stiffness.
Further, the winding reinforcing rib crosses over the two sides of two adjacent interior ribs on tube body axial direction,
And it is arranged with described two interior reinforcement rib spaces.By above-mentioned setting, so that there are more than the later period soil body deformation of creep for pipe structure
Amount, simultaneously wound reinforcing rib guarantee the ring stiffness of tube body.Correspondingly, each winding pad reinforcement part is located at the winding of left and right two
Between reinforcing rib, play the role of positioning.
Further, the height of described two interior ribs is identical, and between its top and the winding reinforcing rib of upper part
With gap.By above-mentioned setting, so that further increasing the distortion allowance that pipe structure adapts to soil body creep；While further through
A pair of spaced interior ribs plays the role of strengthening winding reinforcing rib structure intensity.
Further, winding pad reinforcement part is identical as the height of interior ribs.So that winding pipe overall structure
Even intensity distribution；And make wind reinforcing rib there are bigger deformation spaces after by soil body local pressure.
Further, the interior ribs, winding pad reinforcement part and winding reinforcing rib be HDPE material, and with institute
State tube body integrated molding.Through the above scheme, so that combination winding body and tube body use homogeneous material, it is thus possible to once at
Type simplifies technique, convenient for manufacture, while to be connected firmly, and anticorrosive, temperature resistance becomes.
The technical solution of the embodiment of the present invention has the advantages that
1, compared to existing tubing, the bis- rib enhancing winding pipe structures of the HDPE of the embodiment of the present invention simplify, production difficulty drop
It is low.
2, by unique texture be arranged, especially double helix winding reinforcing rib structure cooperate in ribs supporting role and
The positioning and structure-reinforced effect for winding pad reinforcement part, so that integral strength greatly improves, to improve the use of product
Service life reduces cost.
3, winding reinforcing rib cross section is not only able to decompose using hollow semi-cylindrical body structure on the basis of saving material
Soil body local pressure direction, and greatly improve pipeline ring stiffness.
Detailed description of the invention
Fig. 1 enhances structure of the winding pipe along tube body axial direction section for the bis- ribs of HDPE that the embodiment of the present invention 1 provides and shows
It is intended to.
Wherein appended drawing reference are as follows:
1, tube body；2, interior ribs；3, pad reinforcement part is wound；4, reinforcing rib is wound.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate specification to be taken off
The content shown is not intended to limit the invention enforceable qualifications so that those skilled in the art understands and reads, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the present invention
Under the effect of can be generated and the purpose that can reach, it should all still fall in disclosed technology contents and obtain the model that can cover
In enclosing.Meanwhile cited such as "upper", "lower", " left side ", the right side in this specification ", the term of " centre ", be merely convenient to chat
That states is illustrated, rather than to limit the scope of the invention, relativeness is altered or modified, and is changing skill without essence
It is held in art, when being also considered as the enforceable scope of the present invention.
Embodiment 1
As shown in Figure 1, it is shown that the structure of the bis- rib enhancing winding pipe of the HDPE provided in one embodiment of the invention is shown
It is intended to.The bis- rib enhancing winding pipe of HDPE include the combination winding body of HDPE tube body 1 and tube wall, the combination winding body
Including interior ribs 2, winding pad reinforcement part 3 and winding reinforcing rib 4.Wherein, interior ribs 2 and winding pad reinforcement part
3 are successively arranged alternately on the tube wall of tube body 1, and there are two interval settings for tool between the adjacent winding pad reinforcement part 3 of every two
Interior ribs 2, i.e., each repetitive unit include two interior ribs 2 and a winding pad reinforcement part 3.
Reinforcing rib 4 is wound to be two and be symmetrical arranged relative to tube body axis in double helix along 1 outer wall of tube body.In tube body axial direction
On direction, winding reinforcing rib 4 can be spaced a winding pad reinforcement part 3, then again often across after two interior ribs 2
It is secondary across two interior ribs 2, such continuous circulation.
Embodiment 2
On the basis of embodiment 1, further, interior ribs 2 and winding pad reinforcement part 3 are respectively equal for the present embodiment
For the continuous winding structure on 1 axial direction of tube body, and it is arranged in parallel with winding reinforcing rib 4.Winding body 4 is combined as a result,
On tube body 1 along tube body axial direction after continuous winding, forms and continuously repeat structure comprising wave crest and trough, by coating
The winding reinforcing rib 4 of interior ribs 2 forms wave crest；It is trough between two adjacent peaks, winding pad reinforcement part 3 is located in
In the middle part of trough.
Embodiment 3
The present embodiment is on the basis of embodiment 2, further, winds reinforcing rib 4 in corresponding two interior ribs 2
Top is hollow semicircular structure, and has gap with top in the lateral direction between two interior ribs 2, thus saving
About on the basis of material, soil body local pressure direction can be decomposed, and the support of 2 pairs of winding reinforcing ribs 4 of interior ribs can be played
Effect.By above-mentioned setting, so that there are later period soil body deformation of creep surpluses for pipe structure, while reinforcing rib guarantees the ring of tube body
Rigidity.
Embodiment 4
The present embodiment is on the basis of embodiment 3, and further, the height of two interior ribs 2 is identical, and its top with
There is gap between the winding reinforcing rib 4 of upper part.By above-mentioned setting, so that it is compacted to further increase the pipe structure adaptation soil body
The distortion allowance of change；The work for strengthening winding 4 structural strength of reinforcing rib is played further through a pair of spaced interior ribs 2 simultaneously
With.Further, the height for winding pad reinforcement part 3 is identical as the height of interior ribs 2.
Embodiment 5
The present embodiment is on the basis of embodiment 4, further, interior ribs 2, winding pad reinforcement part 3 and winding
Reinforcing rib 4 is HDPE material, and is integrally formed with tube body 1.Through the above scheme, so that combination winding body and tube body 1 use
Homogeneous material, it is thus possible to which one-pass molding simplifies technique, convenient for manufacture, while to be connected firmly, and anticorrosive, temperature resistance becomes.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (10)
1. a kind of bis- ribs of HDPE enhance winding pipe, which is characterized in that the bis- ribs enhancing winding pipe of HDPE include HDPE tube body with
The combination winding body of tube wall, the combination winding body include interior ribs, winding pad reinforcement part and winding reinforcing rib；
The interior ribs and winding pad reinforcement part are located at tube wall and are vertically arranged with tube wall, the winding reinforcing rib
It is wrapped in tube wall, and wherein by the interior ribs cladding.
2. the bis- ribs of HDPE according to claim 1 enhance winding pipe, which is characterized in that the winding reinforcing rib for two and
It is symmetrical arranged relative to tube body axis in double helix along tube wall.
3. the bis- ribs of HDPE according to claim 2 enhance winding pipe, which is characterized in that the interior ribs and winding welding
Point reinforcement part is successively alternately distributed along tube body axial direction on tube wall；Wherein, the adjacent winding pad of every two adds
There are two interior ribs, described two interior reinforcement rib space settings for tool between strong portion.
4. the bis- ribs of HDPE according to claim 3 enhance winding pipe, which is characterized in that the interior ribs and winding welding
Point reinforcement part is respectively the continuous winding structure on tube body axial direction, and is arranged in parallel with winding reinforcing rib.
5. the bis- ribs of HDPE according to claim 4 enhance winding pipe, which is characterized in that the cross section of the winding reinforcing rib
For hollow semi-cylindrical body.
6. the bis- ribs of HDPE according to claim 5 enhance winding pipe, which is characterized in that the winding reinforcing rib is in tube body axis
The two sides of two adjacent interior ribs are crossed over on direction, and are arranged with described two interior reinforcement rib spaces.
7. the bis- ribs of HDPE according to claim 6 enhance winding pipe, which is characterized in that the height of described two interior ribs
It is identical, and there is gap between its top and the winding reinforcing rib of upper part.
8. the bis- ribs of HDPE according to claim 7 enhance winding pipe, which is characterized in that the winding pad reinforcement part and
The height of interior ribs is identical.
9. the bis- ribs of HDPE according to claim 8 enhance winding pipe, which is characterized in that the winding pad reinforcement part ratio
Ribs is wider in single, and top is arc.
10. the bis- ribs of HDPE according to claim 9 enhance winding pipe, which is characterized in that the interior ribs, winding welding
Point reinforcement part and winding reinforcing rib are HDPE material, and are integrally formed with the tube body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811469874.6A CN109307110A (en) | 2018-11-28 | 2018-11-28 | A kind of bis- ribs enhancing winding pipe of HDPE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811469874.6A CN109307110A (en) | 2018-11-28 | 2018-11-28 | A kind of bis- ribs enhancing winding pipe of HDPE |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109307110A true CN109307110A (en) | 2019-02-05 |
Family
ID=65223302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811469874.6A Pending CN109307110A (en) | 2018-11-28 | 2018-11-28 | A kind of bis- ribs enhancing winding pipe of HDPE |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109307110A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020191950A1 (en) * | 2019-03-25 | 2020-10-01 | 淄博金洋达塑业有限公司 | Composite reinforced winding pipe and method for preparing same |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5595800A (en) * | 1991-10-02 | 1997-01-21 | Rib Loc Australia Pty Ltd. | Helically wound reinforced ribbed composite structure |
| CN2755200Y (en) * | 2004-08-09 | 2006-02-01 | 福建亚通新材料科技股份有限公司 | Steel plastic composite winding pipe with plastic coated reinforced bar and plastic strip |
| US20100132824A1 (en) * | 2006-10-04 | 2010-06-03 | Shaun Thomas Melville | Composite reinforced strip windable to form a helical pipe and method therefor |
| CN103185178A (en) * | 2011-12-28 | 2013-07-03 | 福建亚通新材料科技股份有限公司 | Polyethylene steel and plastic composite winding pipe |
| CN103438297A (en) * | 2013-08-01 | 2013-12-11 | 江苏星鑫工程管道有限公司 | Improved gas drainage pipe |
| CN203809894U (en) * | 2014-04-09 | 2014-09-03 | 湖南前元新材料有限公司 | Novel carat tube in high-density polyethylene twining structure |
| CN105508751A (en) * | 2015-08-17 | 2016-04-20 | 江阴市康乐塑胶有限公司 | Special hollow sewage pipe with inner-rib and outer-reinforcement |
| CN107366783A (en) * | 2016-05-12 | 2017-11-21 | 无锡麟达新型管道科技有限公司 | Double muscle strengthen sewage dedicated pipe inside and outside HDPE |
| US20170336001A1 (en) * | 2015-06-05 | 2017-11-23 | Advanced Drainage Systems Inc. | Pipe with an outer wrap |
| CN209146518U (en) * | 2018-11-28 | 2019-07-23 | 于柱 | A kind of bis- ribs enhancing winding pipe of HDPE |
-
2018
- 2018-11-28 CN CN201811469874.6A patent/CN109307110A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5595800A (en) * | 1991-10-02 | 1997-01-21 | Rib Loc Australia Pty Ltd. | Helically wound reinforced ribbed composite structure |
| CN2755200Y (en) * | 2004-08-09 | 2006-02-01 | 福建亚通新材料科技股份有限公司 | Steel plastic composite winding pipe with plastic coated reinforced bar and plastic strip |
| US20100132824A1 (en) * | 2006-10-04 | 2010-06-03 | Shaun Thomas Melville | Composite reinforced strip windable to form a helical pipe and method therefor |
| CN103185178A (en) * | 2011-12-28 | 2013-07-03 | 福建亚通新材料科技股份有限公司 | Polyethylene steel and plastic composite winding pipe |
| CN103438297A (en) * | 2013-08-01 | 2013-12-11 | 江苏星鑫工程管道有限公司 | Improved gas drainage pipe |
| CN203809894U (en) * | 2014-04-09 | 2014-09-03 | 湖南前元新材料有限公司 | Novel carat tube in high-density polyethylene twining structure |
| US20170336001A1 (en) * | 2015-06-05 | 2017-11-23 | Advanced Drainage Systems Inc. | Pipe with an outer wrap |
| CN105508751A (en) * | 2015-08-17 | 2016-04-20 | 江阴市康乐塑胶有限公司 | Special hollow sewage pipe with inner-rib and outer-reinforcement |
| CN107366783A (en) * | 2016-05-12 | 2017-11-21 | 无锡麟达新型管道科技有限公司 | Double muscle strengthen sewage dedicated pipe inside and outside HDPE |
| CN209146518U (en) * | 2018-11-28 | 2019-07-23 | 于柱 | A kind of bis- ribs enhancing winding pipe of HDPE |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020191950A1 (en) * | 2019-03-25 | 2020-10-01 | 淄博金洋达塑业有限公司 | Composite reinforced winding pipe and method for preparing same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209146518U (en) | A kind of bis- ribs enhancing winding pipe of HDPE | |
| CN109307110A (en) | A kind of bis- ribs enhancing winding pipe of HDPE | |
| CN108050004A (en) | Constant pressure type power station tail pipe | |
| CN203927108U (en) | A kind of steel wire mesh framework composite tube material | |
| CN107034793A (en) | A kind of ruggedized construction of arch bridge spandrel arch circle | |
| CN205123200U (en) | Vertical muscle double -walled bellows that adds | |
| CN215580135U (en) | Polypropylene high-reinforcement polyethylene composite special-shaped corrugated pipe | |
| CN202674796U (en) | Profiled bar for winding corrugated pipe with reinforced inner ribs and winding corrugated pipe with reinforced inner ribs | |
| CN212080394U (en) | PE double-ribbed pipe | |
| CN212004617U (en) | High-density polyethylene winding reinforced pipe | |
| CN211145636U (en) | Composite material reinforced hollow wall winding pipe | |
| CN212509855U (en) | PE glass fiber reinforced plastic composite pipe | |
| CN208886148U (en) | Helical bellows with groove and vertical enhancing muscle | |
| CN209654769U (en) | A kind of HDPE hollow spiral tube with reinforcement structure | |
| CN207944435U (en) | High intensity draft tube of hydropower station | |
| CN208619885U (en) | HDPE high-strength hollow winding pipe | |
| CN206830980U (en) | A kind of fiberglass braiding winding pultrusion pipe | |
| CN109611622A (en) | A kind of HDPE hollow spiral tube with reinforcement structure | |
| CN202118392U (en) | Steel-plastic composite pipeline | |
| CN215763715U (en) | Modified high-density polyethylene HDPE-m double-wall corrugated pipe | |
| CN205447011U (en) | Rigid polrvinyl chloride (PVC -U) reinforced pipe | |
| CN207364464U (en) | A kind of steel plastic compount bellows | |
| CN213871462U (en) | High-strength krah pipe | |
| CN217328861U (en) | Split type high-rib winding pipe | |
| CN214947018U (en) | HDPE hollow wall plastic steel winding pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |