CN102536276A - Pentagonal plastic geogrid and manufacture method thereof - Google Patents
Pentagonal plastic geogrid and manufacture method thereof Download PDFInfo
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- CN102536276A CN102536276A CN2012100248667A CN201210024866A CN102536276A CN 102536276 A CN102536276 A CN 102536276A CN 2012100248667 A CN2012100248667 A CN 2012100248667A CN 201210024866 A CN201210024866 A CN 201210024866A CN 102536276 A CN102536276 A CN 102536276A
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Abstract
The invention discloses a pentagonal plastic geogrid and a manufacture method of the geogrid. The geogrid is in an integrally formed reticular structure comprising a plurality of pentagonal structures, each pentagonal structure comprises vertical ribs, transverse ribs and inclined ribs, the vertical ribs, the transverse ribs and the inclined ribs are alternately ranged, and in addition, nodes are formed at the crossed parts. The pentagonal plastic geogrid can simultaneously bear loads in various directions including the vertical load, the transverse load and the inclined load, and in addition, good integral rigidity is realized.
Description
Technical field
The present invention relates to a kind of civil engineering work material.
Background technology
In civil engineering construction, use as reinforcement reinforcement effect structural meterials through plastic tensile mesh material commonly used, especially use as mining supporting and protection structure material, thick muscle bears the clamping force of anchor pole, the injury that the landing of the anti-stops stone of thin muscle etc. causes.This type material also can be used for protection and the protection in buffer action, engineering or garden, forest farm etc. in the construction work, has good isolation visual effect.Because odd number geometrical layout material than even number geometrical layout material, will be got well on structural stability, so the structural stability of odd number geometrical layout material itself is better than conventional square or rectangular configuration.
The plastic tensile mesh material has the multiple mode of production, and the employing plastic strip that has is welded into groined type or square or rectangular configuration, but its joint strength is difficult to satisfy construction requirement, does not often have the reinforcement reinforcement effect; Employing polyester fiber that has or glass fiber are through being woven into groined type or rectangular configuration; Then in the structure of its surface-coated organic protection layer; The joint strength of this structure also is difficult to satisfy the needs of engineering to intensity, especially is difficult to play integrally stiffened effect; The employing plastic plate that has is through going out the hole of the whole square or rectangle of arranging; The shape in its hole can be a various ways; Like circle, ellipse, Long Circle, square, rectangle etc.; Through vertically, laterally progressively stretching or synchro-draw; Thereby obtain groined type or square, rectangle, leg-of-mutton mesh material, the grid that this structural meterials forms compared with above-mentioned welding, braiding aspect supporting capacity has had good integrity, effect that node strength is high, has satisfied the requirement of engineering to bulk strength greatly.
But; In practical applications, find; Actual loading is often just in length and breadth to exerting pressure; And above-mentioned said all kinds of structural meterialss often can only provide the reinforcement and the support of both direction in length and breadth or three directions, will show great weakness for the support that comes from oblique load, and they must transmit and disperse load through the stable structure characteristics of grid own.
Summary of the invention
The invention discloses a kind of pentagon plastics GSZ and manufacturing approach thereof, this pentagon plastics GSZ can bear a plurality of directions simultaneously, comprise vertically, laterally and inclined load and have a fine integral rigidity.
Pentagon plastics GSZ of the present invention; The net structure that comprises a plurality of pentagonal configuration that it is formed in one; Each pentagonal configuration comprises longitudinal rib, horizontal bar and oblique muscle, and longitudinal rib, horizontal bar and oblique muscle are alternately arranged, and the self intersection place forms node.
The manufacturing approach of pentagon plastics GSZ of the present invention comprises the steps:
Preparing plastic sheet material; Plastic plate preferably includes polyvinyl or polypropylene;
Hole array in this plastic plate formation rule arrangement; Above-mentioned hole array is formed a unit by two row's apertures, between each unit about dislocation, make the distance between each adjacent hole equal;
Through longitudinal stretching, cross directional stretch; Perhaps portraitlandscape synchro-draw simultaneously; The material of the weakened area that forms between hole and the hole is stretched; And the part material of the relative stiffened region that forms between a plurality of holes can only partly be stretched, thereby forms a thick muscle and an alternately arrangement of thin muscle at last, and the self intersection place forms the pentagon plastics GSZ of node.
Wherein, the thickness range of plastic plate is preferably 1-20mm; The pore diameter range in hole is preferably 1-50mm on the sheet material; The 0.1-30 that pitch of holes between any adjacent two rounds is preferably the aperture doubly.Before stretching sheet material is preheated to the 60-180 degree; The stretching ratio of plastic plate is preferably 6-12.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer, below through the technical scheme further explain of the specific embodiment to pentagon plastics GSZ of the present invention and manufacturing approach thereof.
As shown in Figure 1; Pentagon plastics GSZ of the present invention, the net structure that comprises a plurality of pentagonal configuration that it is formed in one, each pentagonal configuration comprises longitudinal rib, horizontal bar and oblique muscle; Longitudinal rib, horizontal bar and oblique muscle are alternately arranged, and the self intersection place forms node.
The manufacturing approach of pentagon plastics GSZ disclosed by the invention comprises the steps:
Preparing plastic sheet material; Plastic plate can be materials such as polyvinyl or polypropylene.
At the hole array that this plastic plate formation rule is arranged, as shown in Figure 2.The preferred hole array that adopts punching mode formation rule to arrange also can mold the sheet material with hole array through other extrusion ways on sheet material.
Above-mentioned hole array is formed a unit by two row's apertures, between each unit about dislocation, make the distance between each adjacent hole equal;
Through longitudinal stretching, cross directional stretch; Perhaps portraitlandscape synchro-draw simultaneously; The material of the weakened area that forms between hole and the hole is stretched; And the part material of the relative stiffened region that forms between a plurality of holes can only partly be stretched, thereby forms a thick muscle and an alternately arrangement of thin muscle at last, and the self intersection place forms the pentagon plastics GSZ of node.
The thickness range of plastic plate is preferably 1-20mm.The pore diameter range in hole is preferably 1-50mm on the sheet material, and the pitch of holes between wherein any adjacent two rounds should be at the 0.1-30 in aperture doubly.
The stretching ratio of sheet material is looked the material difference and different, and its stretching ratio was generally at 6-12 times when sheet material was polypropylene, and its stretching ratio generally at 4-10 doubly when sheet material was polyvinyl.The stretching ratio basically identical of longitudinal and transverse two directions wherein; Stretching ratio on the direction that perhaps at first stretches; For example vertically bigger, lax resilience is to a certain degree arranged when carrying out cross directional stretch, thereby form pentagon plastics GSZ as shown in Figure 1.
According to foregoing description, the array towards well-regulated hole perhaps molds the sheet material with hole disclosed by the invention array through other extrusion ways, through multiplying power such as strict vertically, cross directional stretch, formed mesh material like Fig. 1.This structure can be born a plurality of directions simultaneously, comprise vertically, laterally and inclined load and have a fine integral rigidity.
Embodiment 1:
The preparation polypropylene board; Raw material is selected polymer such as high density polyethylene (HDPE), polypropylene for use; Add auxiliary agents such as carbon black, UV resistant agent, antioxidant, after fully mixing, gone up automatically with vacuum feeder; Melt polymer with extruder at 180-280 ℃; And, be shaped into sheet material through three-roller calendar cooling, press polish through coat-hanger die extrusion board blank, cut unnecessary limit; Sheet metal thickness is 10mm;
Form pentagon hole array with punch press through punching at this plastic plate.Wherein, adjacent pentagon internal holes spacing is 10mm, aperture 4mm, row's spacing 8.66mm of dislocation;
This sheet material is through vertically, laterally about one by one 6-10 forms pentagon plastics GSZ after doubly etc. multiplying power stretches.Particularly, above-mentioned sheet material is preheating to 60-120 ℃, carries out longitudinal stretching, different according to material, stretching ratio becomes the simple tension goods to 6-10 times after the typing; Add with special fixture and hold, get into two-way preheating oven and carry out preheating, temperature is carried out cross directional stretch then at 80-180 ℃, stretching ratio to 6-10 doubly, and after the thermal finalization, become pentagon plastics GSZ, the back rolling of cutting edge.
Embodiment 2:
The preparation polyethylene board; Its thickness is 15mm;
Form pentagon hole array at this plastic plate through punching.Wherein, adjacent pentagon internal holes spacing is 20mm, aperture 8mm, and row's spacing of dislocation is 17.32mm;
After this sheet material stretches through multiplying powers such as 8-12 times of vertical, horizontal whiles, formation pentagon plastics GSZ.Particularly, above-mentioned sheet material is preheating to 60-180 ℃, carries out vertical, horizontal 8-12 simultaneously and doubly stretch, after the thermal finalization, become pentagon plastics GSZ, the back rolling of cutting edge.
According to foregoing description, the sheet material of hole array described in the invention perhaps is similar to the above-mentioned pentagonal configuration material that the present invention describes through the pentagonal configuration material that portraitlandscape stretch to form, the difference to some extent because stretching ratio of vertical and horizontal is different; So pentagonal configuration material of the present invention includes but not limited to the present invention's disclosed hole array and the geo-grid material of the plastic tensile pentagonal configuration that produces with the method.
Claims (10)
1. the plastics GSZ of a pentagonal configuration; It is characterized in that; The net structure that comprises a plurality of pentagonal configuration that said grid is formed in one; Each pentagonal configuration comprises longitudinal rib, horizontal bar and oblique muscle, and longitudinal rib, horizontal bar and oblique muscle are alternately arranged, and the self intersection place forms node.
2. pentagon plastics GSZ as claimed in claim 1 is characterized in that the material of this grid comprises polyvinyl or polypropylene.
3. the manufacturing approach of a pentagon plastics GSZ is characterized in that, comprises the steps:
The preparation plastic plate;
The hole array that formation rule is arranged on this plastic plate; Above-mentioned hole array is formed a unit by two row's apertures, between each unit about dislocation, make the distance between each adjacent hole equal;
Through longitudinal stretching cross directional stretch or portraitlandscape synchro-draw simultaneously then; The material of the weakened area that forms between hole and the hole is stretched; And the part material of the relative stiffened region that forms between a plurality of holes can only partly be stretched; Thereby last formation comprises longitudinal rib, horizontal bar and oblique muscle, and longitudinal rib, horizontal bar and oblique muscle are alternately arranged, and the self intersection place forms the pentagon plastics GSZ of node.
4. manufacturing approach as claimed in claim 3 is characterized in that, the thickness range of this plastic plate is 1-20mm.
5. manufacturing approach as claimed in claim 3 is characterized in that, forms the hole array through the punching mode.
6. like claim 3 or 5 described manufacturing approaches, it is characterized in that the pore diameter range in the hole of formation is 1-50mm.
7. manufacturing approach as claimed in claim 3 is characterized in that, the pitch of holes between any adjacent two rounds be the aperture 0.1-30 doubly.
8. manufacturing approach as claimed in claim 3 is characterized in that, before stretching sheet material is preheated to the 60-180 degree.
9. manufacturing approach as claimed in claim 3 is characterized in that, the stretching ratio of plastic plate is 6-12.
10. manufacturing approach as claimed in claim 3 is characterized in that this plastic plate comprises polyvinyl or polypropylene.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100248667A CN102536276A (en) | 2012-02-06 | 2012-02-06 | Pentagonal plastic geogrid and manufacture method thereof |
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| CN2012100248667A CN102536276A (en) | 2012-02-06 | 2012-02-06 | Pentagonal plastic geogrid and manufacture method thereof |
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| CN101700697A (en) * | 2009-10-23 | 2010-05-05 | 李娟� | A multi-directional force-bearing plastic tensile grid and its manufacturing method |
| CN201546217U (en) * | 2010-01-12 | 2010-08-11 | 南昌天高新材料股份有限公司 | Omnidirectional geotechnical grille |
| CN101961923A (en) * | 2010-08-24 | 2011-02-02 | 范雯丽 | Plastic tensile hexagonal net-shaped structure material and production method thereof |
| CN201801795U (en) * | 2010-08-23 | 2011-04-20 | 泰安路德工程材料有限公司 | Multidirectional stretching plastic geogrid |
| CN102261063A (en) * | 2011-06-07 | 2011-11-30 | 河北宝源工程橡塑有限公司 | Three-way network geogrid, and special equipment and manufacturing method thereof |
| CN202596752U (en) * | 2012-02-06 | 2012-12-12 | 肥城联谊工程塑料有限公司 | Pentagonal plastic geogrid |
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2012
- 2012-02-06 CN CN2012100248667A patent/CN102536276A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1485566A (en) * | 2002-06-27 | 2004-03-31 | ̹�� | X-ray fluuorroscopy device |
| CN101700697A (en) * | 2009-10-23 | 2010-05-05 | 李娟� | A multi-directional force-bearing plastic tensile grid and its manufacturing method |
| CN201546217U (en) * | 2010-01-12 | 2010-08-11 | 南昌天高新材料股份有限公司 | Omnidirectional geotechnical grille |
| CN201801795U (en) * | 2010-08-23 | 2011-04-20 | 泰安路德工程材料有限公司 | Multidirectional stretching plastic geogrid |
| CN101961923A (en) * | 2010-08-24 | 2011-02-02 | 范雯丽 | Plastic tensile hexagonal net-shaped structure material and production method thereof |
| CN102261063A (en) * | 2011-06-07 | 2011-11-30 | 河北宝源工程橡塑有限公司 | Three-way network geogrid, and special equipment and manufacturing method thereof |
| CN202596752U (en) * | 2012-02-06 | 2012-12-12 | 肥城联谊工程塑料有限公司 | Pentagonal plastic geogrid |
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Owner name: FEICHENG LIANYI ENGINEERING PLASTICS CO., LTD. Free format text: FORMER OWNER: ZHANG YINTANG Effective date: 20121213 |
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Effective date of registration: 20121213 Address after: 271608 intersection of sun cattle road and fertilizer beam Road, Feicheng hi tech Development Zone, Shandong, China Applicant after: Feicheng Lianyi Engineering Plastics Co.,Ltd. Address before: 271608 city of Feicheng Province Wang Gua Zhu village of Shandong town No. 57 Applicant before: Zhang Yintang |
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Application publication date: 20120704 |