CN202215861U - Reinforcing thermoplastic plastic pipe - Google Patents

Reinforcing thermoplastic plastic pipe Download PDF

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Publication number
CN202215861U
CN202215861U CN2011202648218U CN201120264821U CN202215861U CN 202215861 U CN202215861 U CN 202215861U CN 2011202648218 U CN2011202648218 U CN 2011202648218U CN 201120264821 U CN201120264821 U CN 201120264821U CN 202215861 U CN202215861 U CN 202215861U
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CN
China
Prior art keywords
layer
composite polyester
polyester fiber
nanometer
level
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Expired - Fee Related
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CN2011202648218U
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Chinese (zh)
Inventor
徐新
肖耀云
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NINGBO KONRUN MACHINERY TECHNOLOGY Co Ltd
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NINGBO KONRUN MACHINERY TECHNOLOGY Co Ltd
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Priority to CN2011202648218U priority Critical patent/CN202215861U/en
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Publication of CN202215861U publication Critical patent/CN202215861U/en
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Abstract

The utility model relates to a reinforcing thermoplastic plastic pipe, which is provided with three layers. An inner layer (1) is a nanometer material modified high density polyethylene pipe, a middle layer (2) is a composite polyester fiber layer wrapped on and bonded to the surface of the inner layer (1), an outer layer (3) is a nanometer material modified high density polyethylene layer which is combined on the surface of the composite polyester fiber layer on the middle layer (2), and the three layers are compounded into a whole. The composite polyester is composite polyester materials generated by polycondensation of nanometer materials and polyester raw materials. A production method of the reinforcing thermoplastic plastic pipe has the following steps: preparing nanometer material modified high density polyethylene master batch, extruding the inner layer (1), winding the composite polyester fiber layer on the middle layer (2), conducting thermoforming and bonding on the composite polyester fiber layer on the middle layer (2) and extruding the combined outer layer (3). The reinforcing thermoplastic plastic pipe is reasonable in cost performance, simple in production method, low in energy consumption and easy to popularize.

Description

Reinforced thermoplastics tubing
Technical field
The utility model relates to a kind of reinforced thermoplastics tubing.
Background technique
Reinforced plastic tubing has two big types, and the first kind is a reinforced thermosetting plastics tubing, promptly common alleged frp pipe; Second type is reinforced thermoplastics tubing.The disadvantage of frp pipe is to coil, and therefore, lays and transport all very inconvenient.At present, reinforced thermoplastics tubing mainly is to twine with Steel Skeleton, hole pattern slab skeleton or steel wire, to thermoplastic plastic pipe (for example; Polyethylene or polypropylene plastics tubing) strengthen, still, the plastic tube that strengthens like this; Because have bigger and uneven internal stress between steel and the plastics, reinforced effects is not obvious, but also there are the problems such as connection, butt joint, end-blocking of tube and tube; Simultaneously, because traditional hdpe pipe inner wall surface is crude, very easily cause to be transferred material fouling and constantly thickening; And then stop up, become the main cause that finally causes pipe to be scrapped.Pipe regeneration property after scrapping is poor, also can impact environment.A kind of reinforced thermoplastics tubing is arranged at present, and it is the reinforcing material of month fiber as thermoplastic plastic pipe.These fibers are synthetic fiber, glass fibre, graphite fiber or aramid fibre, and wherein, what reinforced effects was best is aramid fibre.But the price of this fiber is tens of times of plastics, therefore, is difficult to promote in developing country.
The model utility content
First purpose of the utility model is: provide a kind of performance and price than rational reinforced thermoplastics tubing, its price is lower than the reinforced thermoplastics tubing of making reinforcing material with aramid fiber or carbon fibre, and impact resistance, barotolerance are suitable; Tube wall good antiscale property performance is superior to pure polyvinyl piping materials, has also kept the flexibility of pure polyvinyl piping materials simultaneously, and can do grows up coils pipe transportation and use.
Second purpose of the utility model is: a kind of method of producing above-mentioned reinforced thermoplastics tubing is provided, and this method is simple, and energy consumption is low, is convenient to promote.
The technological scheme that realizes first purpose of the utility model is: a kind of reinforced thermoplastics tubing, and it has three-decker, is characterized in, and internal layer is nano-material modified hdpe pipe; The middle level is the composite polyester fiber layer that coats and be bonded in the internal layer surface; Skin is nano-material modified high-density polyethylene layer, and its extruding is combined in middle level composite polyester fiber laminar surface, above-mentioned three layers compound be one; Said complex polyester is the composite polyester material that generates with the polyester raw material polycondensation with nanometer material.
Above-mentioned reinforced thermoplastics tubing; Said middle level composite polyester fiber layer is the positive and negative intersection winding layer or the spiral winding layer of the high tenacity that is processed into of composite polyester material, high-modulus, low complex polyester monofilament, rope, band or the fabric that shrinks, and its winding layer number of plies is one or more layers.
Above-mentioned reinforced thermoplastics tubing, said nano-material modified high density polyethylene (HDPE), it contains high-density polyethylene resin, nanometer material, oxidation inhibitor, paraffin and ultraviolet protecting agent or anti-static agent.
Above-mentioned reinforced thermoplastics tubing, said nanometer material are one or more in nano level calcium carbonate, silica or the zine oxide.
The technological scheme that realizes second purpose of the utility model is: a kind of production method of above-mentioned reinforced thermoplastics tubing has the following steps:
1. in proportion with nanometer material, oxidation inhibitor, paraffin and high-density polyethylene resin; Disperse through being equipped with ultraviolet emission device or microwave launcher and the moving dry runner of not stopping transport simultaneously; Then; Get into tablet machine and process master batch, this moment, the paraffin of super fatting agent effect volatilized fully;
2. in extruder, the master batch that in proportion 1. step is made, anti-static agent and high-density polyethylene resin are squeezed into tubing together, are internal layer;
3. with complex polyester monofilament, rope, band or fabric, on the internal layer surface, positive and negative intersection is twined or spiral twines one or more layers, forms middle level composite polyester fiber layer with Stetch Wrapping Machine;
4. to middle level composite polyester fiber laminar surface heat setting, then, coated with adhesive is with middle level composite polyester fiber layer, and is fixing with internal layer surface bonding;
5. the tubing that is adhesively fixed with middle level composite polyester fiber layer that 4. makes by step; During once more through extruder; The master batch that in proportion 4. step is made, ultraviolet protecting agent, high-density polyethylene resin push the surface that is combined in middle level composite polyester fiber layer together; Form outerly, obtain having internal layer after the cooling, middle level and outer two-layer structure and compound is the reinforced thermoplastics tubing of one.
The production method of above-mentioned reinforced thermoplastics tubing, said nanometer material are one or more in nano level calcium carbonate, silica or the zine oxide.
The weight ratio that 1. production method of above-mentioned reinforced thermoplastics tubing, its step prepare the used nanometer material of master batch, oxidation inhibitor, paraffin and high-density polyethylene resin is 20: 1.5: 5.0: 78.5.
The weight ratio that 2. production method of above-mentioned reinforced thermoplastics tubing, its step form the used master batch of internal layer, anti-static agent, high-density polyethylene resin is 6: 2: 92.
The weight ratio that 5. production method of above-mentioned reinforced thermoplastics tubing, its step form outer used, ultraviolet protecting agent, high-density polyethylene resin is 6: 2: 92.
The good effect of the utility model is: the reinforced thermoplastics tubing of (1) the utility model, its internal layer are nano-material modified hdpe pipes.Because the existence of nanometer material; Not only make crushing resistance, modulus and the impact resistance of internal layer tubing; Improved 30%, 30% and 80% respectively than pure hdpe pipe, and the internal layer tube surfaces is more smooth, transporting resistance reduces; The material that is transferred is difficult at tube wall incrustation, and prolong the working life of tubing; Constituting the complex polyester of middle level composite polyester fiber layer, is the composite polyester material that all nanometer materials generate with the polyester raw material polycondensation.Because nanometer material has been participated in polycondensation reaction; The performance of gained complex polyester molecule is improved, compares with pure polyester molecule, the degree of crystallinity of complex polyester molecule and the degree of orientation improve; Intermolecular active force strengthens, and has fundamentally overcome the shortcoming of pure polyester material.Therefore, with the fiber that this complex polyester makes, compare with pure polyester fibre, its intensity improves 30%, and percent thermal shrinkage<5% is to the reinforced effects raising of thermoplastic plastic pipe; Skin is nano-material modified high-density polyethylene layer; Wherein the modifying function of nanometer material has improved outer field intensity; And because outer the extruding with the composite polyester fiber layer combines, this extrusion modling typing has further improved middle level composite polyester fiber layer strength and stiffness again.Therefore; The reinforced thermoplastics tubing of the utility model, its working pressure reaches 6~14Mpa, and bursting pressure reaches 40Mpa; With being on close level of the thermoplastic plastic pipe of strengthening with expensive aramid fibre; Its price performance is easier to be accepted by market, has also kept the flexibility of pure polyvinyl piping materials simultaneously, can do to grow up to coil and manage transportation and use.(2) method of the above-mentioned reinforced thermoplastics tubing of preparation the utility model; Following advantage is arranged: nanometer material, oxidation inhibitor, paraffin and high-density polyethylene resin; Through the dry runner that is equipped with ultraviolet emission device or microwave launcher and do not stop transport moving the time; Because the mechanism of ultraviolet ray or microwave irradiation effect and the moving dry runner of not stopping transport; Make nanometer material reach the effect of disperseing preferably, solved difficult dispersion of present nanometer material and the high problem of energy consumption, thereby guarantee that nanometer material is not fully exerted to the effect of crushing resistance, modulus and the impact resistance of raising tubing with lower energy consumption; Middle level composite polyester fiber laminar surface heat setting is beneficial to its strength and stiffness of raising; Middle level composite polyester fiber layer is bonded in the internal layer surface, and the tightness of the middle level composite polyester fiber layer of guaranteeing to twine with Stetch Wrapping Machine can not change when extruding is outer, thereby guarantee the reinforing function of middle level composite polyester fiber layer to tubing; Skin passes through extrusion press; Extruding is combined in middle level composite polyester fiber laminar surface; Not only guaranteed the fastness that combines outer and middle level composite polyester fiber layer, and this extruding combination, the moulding styling that middle level composite polyester fiber layer is played; Add the heat setting that bonding middle level composite polyester fiber layer carries out it before, make middle level composite polyester fiber layer improve 20% strength and stiffness.This method is simple, can on production line, carry out, and is convenient to large-scale production.
Description of drawings
Fig. 1 is the schematic perspective view of the utility model reinforced thermoplastics pipe structure;
Fig. 2 is the generalized section of the utility model reinforced thermoplastics pipe structure.
Embodiment
For making structure characteristic of the utility model and the effect of being reached there are further understanding and understanding, cooperate detailed explanation, explain as follows in order to preferred embodiment and accompanying drawing:
As depicted in figs. 1 and 2, a kind of reinforced thermoplastics tubing, it has three-decker, is characterized in, and internal layer 1 is nano-material modified hdpe pipe; Middle level 2 is the composite polyester fiber layers that coat and be bonded in internal layer 1 surface; Outer 3 is nano-material modified high-density polyethylene layer, and its extruding is combined in middle level 2 composite polyester fiber laminar surfaces, above-mentioned three layers compound be one; Said complex polyester is the composite polyester material that generates with the polyester raw material polycondensation with nanometer material.
Specifically describe with the production method of specific embodiment below reinforced thermoplastics tubing, but not limited.
(1) raw material:
High-density polyethylene resin is HDPE100, or the high-density polyethylene resin approximate with the HDPE100 performance;
The particle diameter of nanometer material calcium carbonate, silica or zine oxide is 10~80nm;
Oxidation inhibitor is the pentaerythritol esters alcohol ester; The ultraviolet ray resistant photo etching is UV absorbers or nano silicon oxide ultraviolet reflection materials such as MB218; Anti-static agent is nanometer cupric oxide, graphite, carbon black, metal powder or steel fiber; Paraffin is liquefied petrolatum or other lubriation materials;
Bond is the polyurethanes Bond;
Above raw material is commercially available industrial goods.
Complex polyester is the product that Changzhou Zhaolong Synthetic Materials Co., Ltd. produces, and this product is the nano silicon with particle diameter 10nm, with the composite polyester material of terephthalic acid, an ethylene glycol-polycondensation generation.
Process section earlier with above-mentioned composite polyester material, process the complex polyester monofilament with flat film drawbench high drafting then; Or again single twisting is made rope, or again monofilament or rope are processed band, or again monofilament is made into fabric;
The dawn gram intensity of above-mentioned complex polyester monofilament is 8-10kg; Dry-hot shrinkage is 3.8-4.6.
(2) equipment:
Tablet machine is the blue sky double screw extruder; Extruder is a SJ series screw extruder; Ultraviolet emission device is the artificial accelerators of nonmetallic material; Microwave launcher is the multitube microwave tunnel; Stetch Wrapping Machine is the elastic cable paper Stetch Wrapping Machine;
Embodiment 1
The step of reinforced thermoplastics tubing production method is following:
1. by weight 20: 1.5: 5.0: 78.5; With nanometer material (calcium carbonate of particle diameter 10~80nm), oxidation inhibitor (pentaerythritol ester), paraffin (liquefied petrolatum) and high-density polyethylene resin (HDPE100); Disperse through being equipped with the ultraviolet emission device (the artificial accelerator of nonmetallic material) and the moving dry runner of not stopping transport simultaneously; Then, get into the blue sky double screw extruder and process master batch, this moment, the paraffin of super fatting agent effect volatilized fully;
2. in SJ series screw extruder, by weight 6: 2: 92, master batch, anti-static agent (nanometer cupric oxide) and high-density polyethylene resin (HDPEIOO) with 1. step makes were squeezed into tubing together, are internal layer 1;
3. with the complex polyester monofilament, on the internal layer surface, positive and negative intersection is twined two-layer with Stetch Wrapping Machine, forms middle level 2 composite polyester fiber layers;
4. the 2 composite polyester fiber laminar surface heat settings in the middle level, then, coated with adhesive is with middle level 2 composite polyester fiber layers, and is fixing with internal layer 1 surface bonding;
5. the tubing that is adhesively fixed with middle level 2 composite polyester fiber layers that 4. makes by step; During once more through SJ series screw extruder; By weight 6: 2: 92; The master batch that 1. step is made, ultraviolet protecting agent (MB218), high-density polyethylene resin (HDPEIOO)-play the surface that extruding is combined in middle level 2 composite polyester fiber layers form outerly 3, obtain having internal layer 1 after the cooling, middle level 2 and outer 3 three-deckers and compound are the reinforced thermoplastics tubing of one.
Embodiment 2
The step of reinforced thermoplastics tubing production method is following:
Basic identical with embodiment 1, its difference is: step nanometer material is 1. used the silica of particle diameter 10~80nm instead; (the multitube microwave tunnel replaces ultraviolet emission device to adopt microwave launcher; Step anti-static agent is 2. used metal powder instead; 3. step is undertaken by following method: with the rope that the complex polyester single twisting is processed, on internal layer 1 surface, spiral twines three layers with Stetch Wrapping Machine, forms middle level 2 composite polyester fiber layers.
Embodiment 3
The step of reinforced thermoplastics tubing production method is following:
Basic identical with embodiment 1, its difference is: step nanometer material is 1. used the zine oxide of particle diameter 10 1 80nm instead; Step anti-static agent is 2. used graphite instead; 3. step is undertaken by following method: with the band that the complex polyester monofilament is processed, on internal layer 1 surface, positive and negative intersection is twined two-layer with Stetch Wrapping Machine, forms middle level 2 composite polyester fiber layers; Step ultraviolet protecting agent is 4. used nano silicon oxide ultraviolet reflection material instead.
Embodiment 4
The step of reinforced thermoplastics tubing production method is following:
Basic identical with embodiment 1, its difference is: step nanometer material is 1. used 1: 1 (weight ratio) mixture of calcium carbonate of zine oxide and the particle diameter 10~80nm of particle diameter 10-80nm instead: (multitube microwave tunnel turtle is for ultraviolet emission device to adopt microwave launcher; 7. step is undertaken by following method:
With the cloth that the complex polyester monofilament is processed, on internal layer 1 surface, spiral twines five layers with Stetch Wrapping Machine, forms middle level 2 composite polyester fiber layers.
The reinforced thermoplastics pipe performance that adopts the utility model method to make is following:
Can find out by last table; Reinforced thermoplastics pipe performance and external product that the utility model method makes are suitable; Every pipe crimping material length still can reach the level of pure hdpe pipe; And the price of the used composite polyester fiber in middle level is 1.7 ten thousand yuan/ton, far below the price (20~300,000 yuan/ton) of aramid fibre.Therefore, the reinforced thermoplastics tubing of the utility model has vast market.
In sum; Be merely the preferred embodiment of the utility model; Be not to be used for limiting the scope that the utility model is implemented; All equalizations of doing according to the described shape of the utility model claim scope, structure, characteristic and spirit change and modify, and all should be included in the claim scope of the utility model.

Claims (2)

1. reinforced thermoplastics tubing, it has three-decker, it is characterized in that: internal layer (1) is nano-material modified hdpe pipe; Middle level (2) is the composite polyester fiber layer that coats and be bonded in internal layer (1) surface; Outer (3) are nano-material modified high-density polyethylene layer, and its extruding is combined in middle level (2) composite polyester fiber laminar surface, above-mentioned three layers compound be one.
2. reinforced thermoplastics tubing according to claim 1; It is characterized in that: said middle level (2) composite polyester fiber layer is the positive and negative intersection winding layer or the spiral winding layer of the cloth processed of complex polyester monofilament, rope, band or complex polyester monofilament that complex polyester is processed into, and its winding layer number of plies is one or more layers.
CN2011202648218U 2011-07-25 2011-07-25 Reinforcing thermoplastic plastic pipe Expired - Fee Related CN202215861U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN2011202648218U CN202215861U (en) 2011-07-25 2011-07-25 Reinforcing thermoplastic plastic pipe

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102705592A (en) * 2012-05-31 2012-10-03 浙江新世管道股份有限公司 Nanometer modified glass steel pipe
CN104482331A (en) * 2014-11-20 2015-04-01 南京晨光欧佩亚复合管工程有限公司 Intelligent RTP (reinforcing thermal pipe) tube and production method thereof
CN105221859A (en) * 2015-10-22 2016-01-06 盘锦建硕管业有限公司 A kind of fiber reinforcement type insulation thermoplastic composite pipe and preparation method thereof
CN105402502A (en) * 2015-10-22 2016-03-16 盘锦建硕管业有限公司 Production technique for external corrugated reinforced plastic heat-preservation heating/cooling pipe
CN111594668A (en) * 2020-05-26 2020-08-28 河北澳科中意环保科技有限公司 Flexible high-pressure pipeline and manufacturing process thereof

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102705592A (en) * 2012-05-31 2012-10-03 浙江新世管道股份有限公司 Nanometer modified glass steel pipe
CN102705592B (en) * 2012-05-31 2016-04-13 浙江新世管道股份有限公司 A kind of nano modification Glass Steel Tube
CN104482331A (en) * 2014-11-20 2015-04-01 南京晨光欧佩亚复合管工程有限公司 Intelligent RTP (reinforcing thermal pipe) tube and production method thereof
CN105221859A (en) * 2015-10-22 2016-01-06 盘锦建硕管业有限公司 A kind of fiber reinforcement type insulation thermoplastic composite pipe and preparation method thereof
CN105402502A (en) * 2015-10-22 2016-03-16 盘锦建硕管业有限公司 Production technique for external corrugated reinforced plastic heat-preservation heating/cooling pipe
CN105221859B (en) * 2015-10-22 2020-01-10 盘锦建硕管业有限公司 Fiber-reinforced thermal-insulation thermoplastic composite pipe and preparation method thereof
CN105402502B (en) * 2015-10-22 2020-01-10 盘锦建硕管业有限公司 Production process of external-corrugation-enhanced heat-insulation plastic heating/cooling pipe
CN111594668A (en) * 2020-05-26 2020-08-28 河北澳科中意环保科技有限公司 Flexible high-pressure pipeline and manufacturing process thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120509

Termination date: 20130725

C17 Cessation of patent right