CN203770875U - Polythene glass fiber winding structured wall tube stock - Google Patents
Polythene glass fiber winding structured wall tube stock Download PDFInfo
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- CN203770875U CN203770875U CN201420152572.7U CN201420152572U CN203770875U CN 203770875 U CN203770875 U CN 203770875U CN 201420152572 U CN201420152572 U CN 201420152572U CN 203770875 U CN203770875 U CN 203770875U
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- polyethylene
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- material strip
- glass fiber
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- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
The utility model relates to a polythene glass fiber winding structured wall tube stock which is composed of an inner wall layer and an outer wall layer. The inner wall layer is characterized in that a composite material strap formed by adding a glass fiber material strap to the middle of an upper flaky polyethylene stripe and a lower flaky polyethylene stripe is spirally wound on a roller mold, neighboring edges of the composite material strap are sequentially lapped and merged to form a continuous solid wall tube; the outer wall layer is characterized by being composed of outer convex reinforcing ribs formed by spirally winding the glass fiber material strap covering in the middle of an outer tubular polyethylene stripe and an inner tubular polyethylene stripe on the outer surface of the inner wall layer, and the outer convex reinforcing ribs are spirally crossed and pressed on lapping and merging joints of the neighboring edges of the composite material strap. The tubular pitch height of the reinforcing ribs can be guaranteed by the adoption of the glass fiber strap, less raw materials are consumed, production cost is low, internal stress of the tube stock is greatly reduced, consumption is reduced and ring stiffness, ring flexibility and crack resistance are improved.
Description
Technical field
The utility model belongs to plastic tube and processing technique field thereof, particularly polyethylene glass winding structure wall pipe.
Background technique
At present, polyvinyl piping materials has become after PVC, and second largest plastic pipe kind of consumption figure, is widely used in the fields such as the engineerings such as feedwater, agricultural irrigation, combustion gas conveying, blowdown, mine mortar conveying and oil field, chemical industry and post and telecommunications in the world.In many fields such as the sewer in city and drainage works, more and more with the use of the plastic tube of stiffening rib.Waste pipe inside, without pressure, for improving the performance of opposing extraneous pressure, impact, arranges multi-form stiffening rib in tube wall periphery.The conventional plastic tube with stiffening rib mainly contains two kinds of forms: a kind of is to adopt direct extrusion molding mode to make, tool representative be double-wall corrugated pipe; Another kind is to make in helically-wound shaped mode, and representative is that double-wall pipe, polyethylene spirally enwound structure-wall tubular product and ribbon spiral are wound around bellows etc.
Wherein, it is the suitable surface of continuous strand that the structural type of polyethylene spirally enwound structure-wall tubular product is generally inner wall layer, and outer wall layer is for being coated with the spirality ribbed pipe of polypropylene skeleton pipe; Or internal surface is smooth, outer surface is smooth, buries the tubing of screw type skeleton pipe in tube wall.Current polyethylene spirally enwound structure-wall tubular product exists raw materials consumption many, and the winding time is long, and product weighs and the high deficiency of cost.If can remove supplemental support skeleton pipe, can guarantee that again the ribbed pipe centre of form, apart from height, just can significantly alleviate tubing weight, reduce raw materials consumption and reduce costs.
Glass has that corrosion resistance and good, aging quality resistance, resistance to heat are good, good frost resistance, lightweight, intensity is high.Intensity can be compared with high-grade alloy steel and the performance advantage such as hard.At aviation, rocket, astrovehicle, high-pressure bottle and need to alleviate in the product application of deadweight at other, all there is remarkable effect.At present, also glass is not applied to the precedent in polyethylene spirally enwound structure-wall tubular product.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of polyethylene glass winding structure wall pipe is provided, and it utilizes fiberglass gridding cloth through broadwise high resistance tensile properties, without skeleton pipe, raw materials consumption is few, and process time is short, product weight is lighter, and cost is low, and rigidity is high.
The utility model solves its technical problem and is achieved through the following technical solutions:
A kind of polyethylene glass winding structure wall pipe, by inner wall layer and outer wall layer, formed, it is characterized in that: inner wall layer is for being spirally wound on drum die by adding the compound material strip that glass material strip forms in the middle of upper and lower sheet polyethylene band, and each adjacent composite strip edge successively mutually overlap joint merge the continuous solid wall pipe of formation; Described outer wall layer forms in the formed evagination stiffening rib of inner wall layer outer surface by covering glass material strip spiral winding in the middle of outer, interior tubular polyethylene band, and the overlap joint of this evagination stiffening rib spiral cross-pressure in each adjacent composite strip edge of inner wall layer melts commissure.
A kind of polyethylene glass winding structure wall pipe, by inner wall layer and outer wall layer, formed, it is characterized in that: inner wall layer is for being spirally wound on drum die by adding the compound material strip that glass material strip forms in the middle of upper and lower sheet polyethylene band, and each adjacent composite strip edge successively mutually overlap joint merge the continuous solid wall pipe of formation; Described outer wall layer covers glass material strip spiral winding by outer tubular polyethylene band and forms in the formed evagination stiffening rib of inner wall layer outer surface, and the overlap joint of this evagination stiffening rib spiral cross-pressure in each adjacent composite strip edge of inner wall layer melts commissure.
Advantage of the present utility model and beneficial effect are:
Polyethylene glass winding structure wall pipe of the present utility model, removed original polypropylene skeleton pipe, adopt glass band, guarantee that the bracing tube centre of form is apart from height, utilize fiberglass gridding cloth to there is good alkali resistance, pliability and through broadwise high resistance pulling force, the weight reducing of product is more than 20%, and make raw materials consumption few, the cost of product is low, and tubing internal stress is reduced greatly, not only reduced consumption but also improved ring stiffness, ring flexibility and resistance to cracking.
Accompanying drawing explanation
Fig. 1 is the structural representation of tubing of the present utility model;
Fig. 2 is the A portion enlarged view of Fig. 1;
Fig. 3 is the schematic diagram of the mouth mould of the first extruder of adopting of the utility model;
Fig. 4 is the schematic diagram of the mouth mould of the second extruder of adopting of the utility model;
Fig. 5 is another kind of embodiment's of the present utility model partial structurtes enlarged view;
Fig. 6 is another embodiment's the signal of the mouth mould of the second extruder of adopting of the utility model
Figure;
Fig. 7 is the structural representation of tubing processing device of the present utility model.
Description of reference numerals
1-socket, 2-outer wall layer, 3-inner wall layer, 4-bellmouth, 5-outer tubular polyethylene band, 6-glass material strip, tubular polyethylene band in 7-, 8-sheet polyethylene band, 9-glass material strip, sheet polyethylene band under 10-, the mouth mould of 11-the first extruder, the outlet of the upper sheet polyethylene strip of 12-band, the outlet of 13-glass material strip, sheet polyethylene strip band outlet under 14-, the mouth mould of 15-the second extruder, the outlet of 16-outer tubular polyethylene strip band, the outlet of 17-tubulose glass material strip, tubular polyethylene band outlet in 18-, 19-the second extruder, 20-the first extruder, 21-the first pressing wheel mechanism, 22-the second wheel press, 23-drum die.
Embodiment
Below by specific embodiment, the utility model is described in further detail, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of polyethylene glass winding structure wall pipe, by inner wall layer 3 and outer wall layer 2, formed, its innovation is: inner wall layer is served as reasons and added the compound material strip that glass material strip 9 forms in the middle of upper sheet polyethylene band 8, lower sheet polyethylene band 10 and be spirally wound on drum die, and each adjacent composite strip edge successively mutually overlap joint merge the continuous solid wall pipe forming; Outer wall layer forms in the formed evagination stiffening rib of inner wall layer outer surface by covering glass material strip 6 spiral windings in the middle of outer tubular polyethylene band 5, interior tubular polyethylene band 7, and the overlap joint of this evagination stiffening rib spiral cross-pressure in each adjacent composite strip edge of inner wall layer melts commissure.At the two ends of inner wall layer, be shaped with respectively bellmouth 4 and socket 1.
A kind of polyethylene glass winding structure wall pipe, by inner wall layer and outer wall layer, formed, its innovation is: inner wall layer is for being spirally wound on drum die by adding the compound material strip that glass material strip forms in the middle of upper and lower sheet polyethylene band, and each adjacent composite strip edge successively mutually overlap joint merge the continuous solid wall pipe of formation; Outer wall layer covers glass material strip spiral winding by outer tubular polyethylene band and forms in the formed evagination stiffening rib of inner wall layer outer surface, and the overlap joint of this evagination stiffening rib spiral cross-pressure in each adjacent composite strip edge of inner wall layer melts commissure.
Above-mentioned polyethylene glass winding structure wall pipe production method, the step of its production method is:
(1). adopt the first extruder 20 to squeeze out the middle compound material strip that adds glass material strip of upper and lower sheet polyethylene band, compound material strip is equidistantly wound in drum die 23 surfaces, and each adjacent ribbons edge is overlap joint fusion mutually successively, form the inner wall layer of continuous solid wall pipe structure; The mouth mould 11 of the first extruder has upper sheet polyethylene strip band outlet 12, the outlet 13 of glass material strip and lower sheet polyethylene strip band outlet 14 from top to bottom.
(2). adopt the second extruder 19 to squeeze out outer, interior tubular polyethylene band, the middle glass material strip that covers, and cooling and shaping, outer, the interior tubular polyethylene band that centre are covered to glass material strip are equidistantly wound in inner wall layer outer surface formation evagination stiffening rib, and make the overlap joint of evagination stiffening rib spiral cross-pressure in each adjacent composite strip edge melt commissure, form outer wall layer; The mouth mould 15 of the second extruder is shaped with the outlet 16 of outer tubular polyethylene strip band and the outlet 17 of tubulose glass material strip and interior tubular polyethylene band outlet 18 from outside to inside.
Or, adopt the second extruder to squeeze out outer tubular polyethylene band, cover glass material strip, cooling and shaping, the outer tubular polyethylene band that covers glass material strip is equidistantly wound in to inner wall layer outer surface and forms evagination stiffening rib, and make the overlap joint of evagination stiffening rib spiral cross-pressure in each adjacent composite strip edge melt commissure, form outer wall layer; The mouth mould of the second extruder is shaped with the outlet of outer tubular polyethylene strip band and the outlet of tubulose glass material strip from outside to inside.The tubular polyethylene band that outer tubular polyethylene band and interior tubular polyethylene band are bottom opened type.
(3). by each the adjacent composite strip overlapping edges place after the winding of the 21 pairs of inner wall layer of the first pressing wheel mechanism in the setting of drum die periphery, carry out successively roll extrusion, make its mutual melting and keep continuous strand suitable;
(4). by the second wheel press 22 structures in the setting of drum die periphery, the evagination stiffening rib after being wound around is carried out to roll extrusion, make its each adjacent composite strip overlapping edges that blends into inner wall layer outer surface melt commissure.
(5). adopt the first extruder to squeeze out the middle compound material strip that adds glass material strip of upper and lower sheet polyethylene band, at bellmouth and the socket of the Wrapping formed tubing in the two ends of outer wall pipe.
Polyethylene glass winding structure wall pipe adopts the method for Profile Extrusion, stretching, sizing, winding welding sizing, utilizes the unsaturated polyester resin of glass macromolecule component, has light weight and hard, non-conductive, mechanical strength is high, anti-aging, high temperature resistant, the feature such as corrosion-resistant.Reduce the thermal expansion coefficient of tubing, greatly improved intensity and the working life of composite pipe.Spigot and socket type electric smelting hot melt connects tubing, pipe fitting, connect closely knit, ne-leakage, more reliable than the mechanical connection manner between the tubing of other type, pipe fitting, safety coefficient is higher, has guaranteed that pipe workpiece quality is stable.The weight reducing of equivalents is more than 20%, and the cost of product is low, and tubing internal stress is reduced greatly, has not only reduced consumption but also improved ring stiffness.
Although disclose for the purpose of illustration embodiment of the present utility model and accompanying drawing, but it will be appreciated by those skilled in the art that: within not departing from the spirit and scope of the utility model and claims, various replacements, variation and modification are all possible, therefore, scope of the present utility model is not limited to embodiment and the disclosed content of accompanying drawing.
Claims (2)
1. a polyethylene glass winding structure wall pipe, by inner wall layer and outer wall layer, formed, it is characterized in that: inner wall layer is for being spirally wound on drum die by adding the compound material strip that glass material strip forms in the middle of upper and lower sheet polyethylene band, and each adjacent composite strip edge successively mutually overlap joint merge the continuous solid wall pipe of formation; Described outer wall layer forms in the formed evagination stiffening rib of inner wall layer outer surface by covering glass material strip spiral winding in the middle of outer, interior tubular polyethylene band, and the overlap joint of this evagination stiffening rib spiral cross-pressure in each adjacent composite strip edge of inner wall layer melts commissure.
2. a polyethylene glass winding structure wall pipe, by inner wall layer and outer wall layer, formed, it is characterized in that: inner wall layer is for being spirally wound on drum die by adding the compound material strip that glass material strip forms in the middle of upper and lower sheet polyethylene band, and each adjacent composite strip edge successively mutually overlap joint merge the continuous solid wall pipe of formation; Described outer wall layer covers glass material strip spiral winding by outer tubular polyethylene band and forms in the formed evagination stiffening rib of inner wall layer outer surface, and the overlap joint of this evagination stiffening rib spiral cross-pressure in each adjacent composite strip edge of inner wall layer melts commissure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420152572.7U CN203770875U (en) | 2014-03-31 | 2014-03-31 | Polythene glass fiber winding structured wall tube stock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420152572.7U CN203770875U (en) | 2014-03-31 | 2014-03-31 | Polythene glass fiber winding structured wall tube stock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203770875U true CN203770875U (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420152572.7U Expired - Fee Related CN203770875U (en) | 2014-03-31 | 2014-03-31 | Polythene glass fiber winding structured wall tube stock |
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| CN (1) | CN203770875U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925431A (en) * | 2014-03-31 | 2014-07-16 | 天津业和科技有限公司 | Polythene glass fiber winding structure wall tube stock and production method thereof |
-
2014
- 2014-03-31 CN CN201420152572.7U patent/CN203770875U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925431A (en) * | 2014-03-31 | 2014-07-16 | 天津业和科技有限公司 | Polythene glass fiber winding structure wall tube stock and production method thereof |
| CN103925431B (en) * | 2014-03-31 | 2016-09-14 | 天津业和科技有限公司 | Polyethylene glass winding structure wall pipe and production method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 |