CN208237253U - Continuous fiber reinforced plastic pressure pipe and its manufacturing device - Google Patents
Continuous fiber reinforced plastic pressure pipe and its manufacturing device Download PDFInfo
- Publication number
- CN208237253U CN208237253U CN201820559207.6U CN201820559207U CN208237253U CN 208237253 U CN208237253 U CN 208237253U CN 201820559207 U CN201820559207 U CN 201820559207U CN 208237253 U CN208237253 U CN 208237253U
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- China
- Prior art keywords
- optical fibre
- preimpregnation
- plastic optical
- tubular
- pressure pipe
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Abstract
The utility model relates to a kind of continuous fiber reinforced plastic pressure pipes.Purpose is to provide a kind of continuous fiber reinforced plastic pressure pipe, which should have the characteristics that high mechanical strength, materials save；The another object of the utility model is to provide the production equipment of continuous fiber reinforced plastic pressure pipe.Technical solution is: a kind of continuous fiber reinforced plastic pressure pipe, it is characterized by: the interior preimpregnation plastic optical fibre band that the middle reinforcement layer of the pressure pipe is axially laid with by least one is formed at least one outer preimpregnation plastic optical fibre band that helical form coats along circumferential direction, the two sides of middle reinforcement layer is the plastic liner layer and plastic outer wall layer being linked together by extrusion molding and middle reinforcement layer respectively.
Description
Technical field
The utility model relates to a kind of continuous fiber reinforced plastic pressure pipes, specifically by preimpregnation plastic optical fibre band and plastics
The pipeline being combined；The utility model further relates to the manufacturing device of the continuous fiber reinforced plastic pressure pipe.
Background technique
The plastics and metal of existing various different cultivars or the pipeline of nonmetallic composite reinforcing material manufacture are largely transported
For fluid conveying.For the service performance for guaranteeing plastic pressure pipe, it is rigid with ring that the wall thickness of tubing must meet simultaneously internal pressure strength
The requirement of degree.When such result results in the plastic pressure pipe of manufacture major diameter, plastic raw materials dosage is just very big.The increasing of wall thickness
Adding is substantially improved raw material dosage, and the manufacturing cost that will lead to tubing is too high and is difficult to be acceptable to the market.
Although having developed these years, rank is higher, the better plastics of performance, has also been developed and saves plastic raw materials, performance
The more preferably structured wall plastic pressure pipe of composite strengthening；But the product of pure plastics locks into the low elastic modulus of plastics, and plastics disappear
Consumption is still very big, expensive.The multiple tube for developing metal and plastics composition in the industry thus, by the intensity and plastics of metal
Stability achieves certain progress.But metal and plastics compatibility are too poor, protect the long-time stability of tubing cannot
Barrier, it is difficult to reach 50 years or more service life.
In order to overcome the incompatibility of metal and plastics, develops high-intensitive preimpregnation plastic cellosilk again in the industry, solve
The compatibility of plastics and high-intensity fiber silk.However when using made of this preimpregnation plastic cellosilk with production pipeline, pipeline at
There is the technical difficulty that can not be overcome in type.
Utility model content
The purpose of the utility model is to overcome deficiencies existing for above-mentioned background technique, provide a kind of continuous fiber reinforced plastic
Pressure pipe, the pipeline should have the characteristics that high mechanical strength, materials save.
The another object of the utility model is to provide the production equipment of continuous fiber reinforced plastic pressure pipe.
Technical solution provided by the utility model is:
A kind of continuous fiber reinforced plastic pressure pipe, it is characterised in that: the middle reinforcement layer of the pressure pipe is by least one
The interior preimpregnation plastic optical fibre band being axially laid with and at least one along circumferential direction helical form cladding outer preimpregnation plastic optical fibre band group
At the two sides of middle reinforcement layer is the plastic liner layer and plastic outer wall being linked together by extrusion molding and middle reinforcement layer respectively
Layer.
The helical angle of the spirally winding is 40-89 degree.
A kind of manufacturing device of continuous fiber reinforced plastic pressure pipe, it is characterised in that: the device includes:
Tubular plug: the mold of tubular armature sizing；
It presoaks plastic optical fibre band release device: including presoaking plastic optical fibre band take-off reel at least one, being located at barrel core
Stick front, for gradually discharging the interior preimpregnation plastic optical fibre band wound；
It presoaks plastic optical fibre band traction device: being located at tubular plug back, require preimpregnation modeling in gradually pulling according to technique
Expect fiber band, whole device is made to be in continuous production state and interior preimpregnation plastic optical fibre band is made to keep some tension；
It presoaks plastic optical fibre tape winding apparatus: at least one outer preimpregnation plastic optical fibre band take-off reel, being arranged in tubular
It is rotated around plug and around the axis of tubular plug, is coated on the outer preimpregnation plastic optical fibre discharged band helical form
The outer circumference surface of tubular plug and interior preimpregnation plastic optical fibre band；
Heat-shaping device: being installed in tubular plug, for making the interior preimpregnation plastic optical fibre of tubular plug outer circumference surface
Band is connected as one with the melting of outer preimpregnation plastic optical fibre band, forms tubulose enhancement layer；
Inner wall layer extrusion moulding apparatus: being located at heat-shaping device back, including outer circumference surface diameter is less than tubular armature internal diameter
Tubular internal model, the first extruding machine passes through injection hole that barrel core nose is arranged in and the extension in tubular plug inner cavity
Pipe, by the plastics of thawing squeeze be mapped to tubulose enhancement layer inner wall and tubular internal model outer circumference surface between, and with tubulose enhancement layer
Bonding forms the inner wall layer of pressure pipe；
Outer wall layer extrusion moulding apparatus: being located at inner wall layer extrusion moulding apparatus back, including inner peripheral surface diameter is greater than tubulose enhancement layer
The plastics of thawing are squeezed the inner periphery of the outer wall and tubular external mold that are mapped to tubulose enhancement layer by the tubular external mold of outer diameter, the second extruding machine
Between face, and the outer wall layer to form pressure pipe is bonded with tubulose enhancement layer；
The tubular plug, tubular inner membrance and tubular outer membrane coaxial line arrangement；
Cooling and shaping device: being arranged in outer wall layer injection moulding apparatus back, by the inner wall layer of adhesion one, tubulose enhancement layer with
And outer wall layer cooling and shaping.
The manufacturing device is additionally provided with disconnecting device: cutting off pipe according to the length of design requirement, obtains required production
Product.
The hollow parts of the tubular plug are plastic passages, contain heating wire in the inner wall of tubular plug.
The cooling and shaping device is water cooling plant.
The beneficial effects of the utility model are:
Continuous fiber reinforced plastic pressure pipe provided by the utility model, due to configured with the interior preimpregnation plastics axially arranged
Fiber band, mechanical strength are significantly improved, and are solved the difficult point for drawing tubing under production process high temperature state, are overcome biography
System manufacturing process plastic tube is pulled off or local elongation phenomenon.When conventional method composite pipe produces, forming technology temperature 160
Degree or more, plastics can not be drawn because of softening.And in the utility model interior preimpregnation plastic optical fibre band keep 800-900 megapascal (with it is same
The overall plastic pressure pipe of equal wall thickness compares) axial tensile-strength, go on smoothly production can；Therefore formed pipe also obtains high
Axial mechanical property, be particularly suitable for such as deep-sea oil drill etc hyperbaric environment in use.
Manufacturing device provided by the utility model, use is conventional equipment (such as preimpregnation plastic optical fibre tape wrapping dress
Set, extrusion moulding apparatus, preimpregnation plastic optical fibre band release device and preimpregnation plastic optical fibre band traction device etc.), thus limited investment,
And wide market.
Detailed description of the invention
Fig. 1 is the axial arrangement schematic diagram of continuous fiber reinforced plastic pressure pipe in the utility model embodiment.
Fig. 2 is the cross-sectional structure schematic diagram of continuous fiber reinforced plastic pressure pipe in the utility model embodiment.
Fig. 3 is the schematic view of the front view of manufacturing device in the utility model embodiment.
Fig. 4 is the structural schematic diagram of the portion the A amplification in Fig. 3.
Fig. 5 is the structural schematic diagram of the portion the B amplification in Fig. 3.
Fig. 6 is the structural schematic diagram of the portion the H amplification in Fig. 5.
Fig. 7 is the structural schematic diagram of the portion the C amplification in Fig. 3.
Fig. 8 is the structural schematic diagram of the portion the D amplification in Fig. 3.
Fig. 9 is the structural schematic diagram of the portion the E amplification in Fig. 3.
Figure 10 is the structural schematic diagram of the portion the F amplification in Fig. 3.
Specific embodiment
It is further illustrated below in conjunction with embodiment shown in the drawings.
The middle reinforcement layer of continuous fiber reinforced plastic pressure pipe shown in the drawings, the pressure pipe is axially stretched by least one
Plastics are presoaked in the interior preimpregnation plastic optical fibre band 3 of exhibition and at least one circumferential helical form (preferably helical angle is 40-89 degree) cladding
The outer preimpregnation plastic optical fibre band 2 of fiber band forms, and the two sides of middle reinforcement layer is linked as by extrusion molding and middle reinforcement layer respectively
The plastic liner layer 4 and plastic outer wall layer 1 of one.Interior preimpregnation plastic optical fibre band directly bears pulling force when manufacturing, and makes to manufacture
It can be carried out continuously.
In above structure, interior preimpregnation plastic optical fibre band can be located at the inner peripheral surface of outer preimpregnation plastic optical fibre band, can also be with
Positioned at the outer circumference surface of outer preimpregnation plastic optical fibre band；Selection determines as needed.
The interior preimpregnation plastic optical fibre band and the equal buyable of outer preimpregnation plastic optical fibre band obtain；It is preheated before laying,
Preheating temperature is lower than 160 degree.
The manufacturing method of continuous fiber reinforced plastic pressure pipe: it follows the steps below:
1) preimpregnation plastic optical fibre band, interior preimpregnation plastic optical fibre at least one are laid with along in the outer circumference surface of tubular plug
The length direction of band is consistent with the axis direction of tubular plug；The tubular plug preferably uses steel pipe；
2) plastics are presoaked outside the circumferencial direction helical form cladding at least one of tubular plug and interior preimpregnation plastic optical fibre band
Fiber band；The cladding number of plies of outer preimpregnation plastic optical fibre band, quantity, spiral angle are determined according to the pressure and diameter of target product.
3) heat treatment (heating temperature is 120-220 degree), interior preimpregnation plastic optical fibre band and outer preimpregnation after making cladding are moulded
Material fiber band melting posterior synechia is integrated, and becomes tubulose enhancement layer；
4) respectively in the inner and outer wall extrusion molding plastic layer (preferably PE) of tubulose enhancement layer, then cooling (preferably passes through water
Cold realization)；Form continuous fiber reinforced plastic pressure pipe.
In the method, step 1) and step 2) can exchange order, i.e., first in the circumferencial direction spiral of tubular plug
Shape cladding is outer to presoak plastic optical fibre band, be then axially laid on the outer circumference surface of tubular plug and outer preimpregnation plastic optical fibre band in
Plastic optical fibre band is presoaked, the tubulose enhancement layer of acquisition has same effect.
The manufacturing device of continuous fiber reinforced plastic pressure pipe, comprising:
Tubular plug: the mold as the sizing of tubulose enhancement layer；
It presoaks plastic optical fibre band release device: including at least one preimpregnation plastic optical fibre band take-off reel 10, being located at barrel core
Stick front 11, for gradually discharging the interior preimpregnation plastic optical fibre band wound；
Plastic optical fibre is presoaked with traction device 7: positioned at the back of tubular plug and cooling and shaping device 6, according to technique
It draws interior preimpregnation plastic optical fibre band to move it gradually it is required that driving, and interior preimpregnation plastic optical fibre band is made to keep some tension；
It presoaks plastic optical fibre tape winding apparatus (conventional equipment), unreels disk at least one outer preimpregnation plastic optical fibre band
12: the device is arranged in around tubular plug and rotates around the axis of tubular plug, make to unreel disk discharged it is outer
Preimpregnation plastic optical fibre is coated on the outer circumference surface of the interior preimpregnation plastic optical fibre band gradually moved with helical form；The angle of helical form cladding
Degree according to the characteristics of product or design requirement determine.Disk can be unreeled equipped with multiple on outer preimpregnation plastic optical fibre tape winding apparatus, often
One unreels mostly band enter together on disk, independently of one another；It is separated between each band by partition, protects each winding and do not generate phase attrition
It wipes.
Heat-shaping device: for making the interior preimpregnation plastic optical fibre band and outer preimpregnation plastic optical fibre of tubular plug outer circumference surface
Band melting is connected as one, and forms tubulose enhancement layer；Heat-shaping includes the electric heating in tubular plug latter half inner wall
Silk and the heater (heating wire and heater are omitted in figure) that outside is arranged in, heating temperature is 120-220 degree, makes institute
Hold together (the preimpregnation plastic optical fibre band enhancement layer for forming tubulose) after plastic molten melt on some preimpregnation plastic optical fibre bands；
Since the utility model is tinuous production, this heating process is continuously uninterruptedly to carry out.
It is still necessary to be pointed out that: in the tubulose enhancement layer in embodiment, the interior preimpregnation plastic optical fibre band that axis is laid with is located at interior
Diameter direction, and presoak outside plastic optical fibre band then helical form be coated on tubular plug and it is interior preimpregnation plastic optical fibre band outer circumference surface；
Plastic optical fibre band first can also be presoaked outside helical form cladding on tubular plug, then again in the outer preimpregnation plastic optical fibre coated
Band external peripheral surface presoaks plastic optical fibre band in being axially laid with (interior preimpregnation plastic optical fibre band is located at outer diameter direction).Choosing as needed
Select decision.
Inner wall layer extrusion moulding apparatus: being located at heat-shaping device back, including outer circumference surface diameter is less than in tubulose enhancement layer
The tubular internal model 13 of diameter, by the way that prolonging in tubular plug (hollow parts of tubular plug are plastic passages 11-1) inner cavity is arranged
It stretches pipe connection and the extrusion molding mouth of barrel core nose is set, the first extruding machine 14 is by the plastic extrusion of thawing to tubulose enhancement layer
Between inner wall and the outer circumference surface of tubular internal model, and the inner wall layer to form pressure pipe is bonded with tubulose enhancement layer；
Outer wall layer extrusion moulding apparatus: being located at inner wall layer extrusion moulding apparatus back, including inner peripheral surface diameter enhances slightly larger than tubulose
The tubular external mold (expansion as enhancement layer limits set, omits in figure) of layer outer diameter, the second extruding machine 15 is used for the modeling that will melt
Material is expressed between the outer wall of tubular armature and the inner peripheral surface of tubular external mold, and bonds to form pressure pipe with tubulose enhancement layer
Outer wall layer；Tubular outer membrane and the tubular plug and tubular inner membrance coaxial line are arranged.
The production process of extrusion moulding need to be carried out continuously.
Cooling and shaping device 6 (i.e. water cooling box): setting is in melting in outer wall layer injection moulding apparatus back, by shaped
The continuous fiber reinforced plastic pressure pipe of state, carries out shaping under the support of tubular plug into water cooling box；Its production process
It is carried out continuously.The length of cooling and shaping device determines the water cooling time, thus needs the thickness according to pressure pipe, preimpregnation plastics fine
It ties up the hauling speed with traction device and technique requires to determine.
Subsequent handling: including disconnecting device (conventional equipment is not described further in detail): pipe is cut off according to the length of design requirement,
Obtain required product.
Claims (6)
1. a kind of continuous fiber reinforced plastic pressure pipe, it is characterised in that: the middle reinforcement layer of the pressure pipe is by least one axis
To the interior preimpregnation plastic optical fibre band of laying and at least one along circumferential direction helical form coat outer preimpregnation plastic optical fibre band form,
The two sides of middle reinforcement layer is the plastic liner layer and plastic outer wall layer by extrusion molding and middle reinforcement layer composite integrated respectively.
2. continuous fiber reinforced plastic pressure pipe according to claim 1, it is characterised in that: the spiral shell of the spirally winding
Swing angle is 40-89 degree.
3. a kind of manufacturing device of continuous fiber reinforced plastic pressure pipe, it is characterised in that: the device includes:
Tubular plug: the mold of tubulose enhancement layer sizing；
Presoak plastic optical fibre band release device: including presoaking plastic optical fibre band take-off reel at least one, before being located at tubular plug
Side, for gradually discharging the interior preimpregnation plastic optical fibre band wound；
It presoaks plastic optical fibre band traction device: being located at tubular plug back, require preimpregnation plastics in gradually pulling fine according to technique
Band is tieed up, whole device is made to be in continuous production state and interior preimpregnation plastic optical fibre band is made to keep some tension；
It presoaks plastic optical fibre tape winding apparatus: at least one outer preimpregnation plastic optical fibre band take-off reel, being arranged in tubular plug
Around and around the axis of tubular plug rotate, make the outer preimpregnation plastic optical fibre discharged band helical form be coated on tubular
The outer circumference surface of plug and interior preimpregnation plastic optical fibre band；
Heat-shaping device: being installed in tubular plug, for make the interior preimpregnation plastic optical fibre band of tubular plug outer circumference surface with
Outer preimpregnation plastic optical fibre band melting is connected as one, and forms tubulose enhancement layer；
Inner wall layer extrusion moulding apparatus: being located at heat-shaping device back, and the cylinder of tubular armature internal diameter is less than including outer circumference surface diameter
Shape internal model, the first extruding machine pass through the extrusion molding mouth that barrel core nose is arranged in and the extension in tubular plug inner cavity,
The plastics of thawing are squeezed and are mapped between the inner wall of tubulose enhancement layer and the outer circumference surface of tubular internal model, and are bonded with tubulose enhancement layer
Form the inner wall layer of pressure pipe；
Outer wall layer extrusion moulding apparatus: being located at inner wall layer extrusion moulding apparatus back, including inner peripheral surface diameter is greater than tubulose enhancement layer outer diameter
Tubular external mold, the second extruding machine by the plastics of thawing squeeze be mapped to tubulose enhancement layer outer wall and tubular external mold inner peripheral surface it
Between, and the outer wall layer to form pressure pipe is bonded with tubulose enhancement layer；
The tubular plug, tubular inner membrance and tubular outer membrane coaxial line arrangement；
Cooling and shaping device: being arranged in outer wall layer extrusion moulding apparatus back, by the inner wall layer of adhesion one, tubulose enhancement layer and outer
Parietal layer cooling and shaping.
4. the manufacturing device of continuous fiber reinforced plastic pressure pipe according to claim 3, it is characterised in that: manufacture dress
It sets and is additionally provided with disconnecting device: to cut off pipe according to the length of design requirement, obtaining required product.
5. the manufacturing device of continuous fiber reinforced plastic pressure pipe according to claim 4, it is characterised in that: the tubular
The hollow parts of plug are plastic passages, contain heating wire in the inner wall of tubular plug.
6. the manufacturing device of continuous fiber reinforced plastic pressure pipe according to claim 5, it is characterised in that: the cooling
Shaping equipment is water cooling plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820559207.6U CN208237253U (en) | 2018-04-18 | 2018-04-18 | Continuous fiber reinforced plastic pressure pipe and its manufacturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820559207.6U CN208237253U (en) | 2018-04-18 | 2018-04-18 | Continuous fiber reinforced plastic pressure pipe and its manufacturing device |
Publications (1)
| Publication Number | Publication Date |
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| CN208237253U true CN208237253U (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820559207.6U Expired - Fee Related CN208237253U (en) | 2018-04-18 | 2018-04-18 | Continuous fiber reinforced plastic pressure pipe and its manufacturing device |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426104A (en) * | 2018-04-18 | 2018-08-21 | 谈刚强 | Continuous fiber reinforced plastic pressure pipe and its manufacturing method and device |
-
2018
- 2018-04-18 CN CN201820559207.6U patent/CN208237253U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426104A (en) * | 2018-04-18 | 2018-08-21 | 谈刚强 | Continuous fiber reinforced plastic pressure pipe and its manufacturing method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20181214 Termination date: 20210418 |