CN203782673U - Geocell with stable honeycombs - Google Patents
Geocell with stable honeycombs Download PDFInfo
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- CN203782673U CN203782673U CN201420114733.3U CN201420114733U CN203782673U CN 203782673 U CN203782673 U CN 203782673U CN 201420114733 U CN201420114733 U CN 201420114733U CN 203782673 U CN203782673 U CN 203782673U
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- geocell
- damping block
- lattice
- sheet
- lattice chamber
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Abstract
The utility model relates to a geocell with stable honeycombs. Damping blocks are arranged on the surface of a geocell piece, wherein the damping blocks are parallel to one another at equal intervals in the width direction of the geocell piece, the widths of the damping blocks are equal to the width of the geocell piece, and the damping blocks are protruded out of the surface of the geocell piece; the damping blocks and the geocell piece are synchronously and continuously pressed in one time to form a geocell piece integrated with the damping blocks. The whole geocell is formed by stacking more than two geocell pieces or folding an internal geocell piece; in the method of folding the internal geocell piece, the geocell piece with the damping blocks is folded by more than two layers in the length direction, the damping blocks on two adjacent layers of geocell pieces are opposite in pairs and are connected in groups to form connecting seams, and the honeycombs are rhombus-shaped after the geocell is unfolded so as to form the geocell. The geocell has the advantages that firstly, polymer sheet material subjected to stretching is adopted, so that the strength of the geocell is high; secondly, the damping blocks are arranged at the joints of the geocell pieces, the connecting method of the damping blocks ensures that the strengths in various directions of the joint are the same, and the extraction strength is improved to be equal to the peeling strength; thirdly, a larger contact surface is formed between the damping blocks, so that the connecting strength is high, and the connecting seams are firm.
Description
Technical field
The utility model relates to a kind of geotechnological building materials, particularly the stable geotechnical grid of a kind of honeybee lattice.
Background technology
Geotechnical grid is a kind of purposes earth working material very widely, geotechnical grid is by the multiple layer polymer sheet band that is referred to as lattice chamber sheet, or the whole folding some layers of band, by certain rule, alternately connect adjacent two layers lattice chamber sheet, the stereoscopic grid structure forming after launching, single grid sections generally has similar round, hexagon, rhombus and triangle etc., is referred to as honeybee lattice.
Geotechnical grid, then is delivered on adjacent lattice chamber sheet by this junction the stressed junction that is delivered to by lattice chamber sheet, and then makes lattice chamber integral body play side limit, reinforced action.In this process, keep the relatively stable most important of honeybee lattice shape, otherwise will cause local buckling or sedimentation, whether relatively stable junction, the lattice chamber intensity that depends on of honeybee lattice shape.
Present geotechnical grid, mainly contains two classes: first kind tradition geotechnical grid is to be welded by unstretched polymer sheet, and Equations of The Second Kind is to be formed by pegging graft, riveting by stretched polymer sheet, is referred to as unidirectional High strength geogrid.
The common shortcoming of this two classes geotechnical grid is that the junction of lattice chamber sheet is weaker.Tradition geotechnical grid is because sheet material is not stretched, and intensity is very low, and pad is not firm; Although the unidirectional High strength geogrid sheet strength of Equations of The Second Kind improves, but because method of attachment can not adopt welding after stretching, can only connect by mechanical systems such as grafting, riveted joints, such connected mode does not reach each homogeny to intensity of junction in welding method, can only guarantee the bonding strength of a direction, it is very low that the bonding strength of its orthogonal direction detaches intensity, actual measurement detach 10% of the general not enough peel strength of intensity level (shear strength).
In engineering practice, after geotechnical grid is laid, lattice chamber sheet is subject to inhomogeneous load, while particularly circulating dynamic loading, the stressed difference of apposition chamber sheet not, if geotechnical grid junction comprehensive strength is too low, such as the very low intensity that detaches, can make geotechnical grid junction destroy, cause the effect of geotechnical grid side limit to lose efficacy, produce engineering accident; For example at geotechnical grid, banket and also have the phenomenon of lattice chamber sheet lodging while rolling.
The intensity that detaches that how to improve the tensile strength of geotechnical grid, the peel strength of junction (shear strength) and junction, reaches best proportioning, makes geotechnical grid in engineering practice, bring into play maximum function, is this area engineers and technicians' research topic.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of have high bonding strength, the particularly high geotechnical grid that detaches intensity, solves the low and unidirectional High strength geogrid junction of traditional geotechnical grid intensity and detaches that intensity is low, the unmatched problem of dative chamber sheet peel strength.
For solving the problems of the technologies described above, the technical solution of the utility model is: the stable geotechnical grid of a kind of honeybee lattice, comprise the lattice chamber sheet that polymer sheet is stretched, that sheet surface, described lattice chamber is provided with is parallel to each other, equidistant along lattice chamber sheet width, dative chamber sheet width is isometric, the damping block on sheet surface, outstanding lattice chamber, the synchronous disposable lattice chamber sheet with damping block being combined as a whole with equidistant damping block that is suppressed into continuously of damping block dative chamber sheet; View picture geotechnical grid adopts two above stacked or whole lattice chamber sheets of lattice chamber sheet folding; Whole lattice chamber sheet is folding be by the lattice chamber sheet with damping block along its length folding two-layer more than, the damping block on the sheet of adjacent two layers lattice chamber is relative between two, every group, connects, and forms connecting sewing, after launching, honeybee lattice are shaped as rhombus, make geotechnical grid.
Described damping block is relative between two, every group, connects and to comprise welding, bondingly or U-shaped fasten grafting.Described damping block protrudes from one or two surfaces of lattice chamber sheet, and the height of damping block is 0.3-40 times of lattice chamber sheet thickness, and the width of damping block is 1-100 times of lattice chamber sheet thickness.That the shape in described damping block cross section includes but not limited to is trapezoidal, square, rectangle, semicircle, semiellipse, triangle, and the shape of damping block longitudinal section outline line includes but not limited to straight line, broken line, curve.The surface of described damping block arranges decorative pattern or is light face.
The beneficial effects of the utility model are:
1, the one, adopt stretched polymer sheet, lattice chamber sheet intensity is high, and the 2nd, sheet junction, lattice chamber is provided with damping block, and sheet junction, adjacent two layers lattice chamber damping block relatively also connects between two.Damping block method of attachment guarantee junction each to homogeny of intensity, detaching intensity, bring up to peel strength and equate, overcome the unidirectional High strength geogrid of Equations of The Second Kind described in background technology and detached the low-down deficiency of intensity.The connection of damping block comprises welding, bonding, and because damping block facing each other has larger contact surface, welding or bond area are large, and connecting sewing is firm, and two damping block bonding strengths are high.
2, because damping block has certain height and width, can strengthen the flexural strength of lattice chamber sheet, particularly strengthen the compressive strength of junction, lattice chamber, during constructability, roll.
3, the damping block on sheet surface, the outstanding lattice chamber of single or double impels lattice chamber integral body to play side limit, reinforced action, keeps the relatively stable of honeybee lattice shape.
4, geotechnical grid of the present utility model, have before good work, construction period, work rear stability, can be applied to sidewalk, highway, railway, airport, the piece of smooth land, river course, power station, slope reinforcement greening, barricade, Hui Ba, check dam, mud-rock flow preventive works etc.Particularly because its honeybee lattice are stable, resistance to circulation dynamic load, anti-instantaneous stress is strong, controls differential settlement effective, is more suitable for the load bearing that earthquake-prone region engineering, road base layer, railway foundation bed floor and those can not adopt existing lattice chamber.
5, geotechnical grid of the present utility model, fills filler and can use soil, sand, gravel, rubble, ballast aggregate or its mixture.Particularly the utility model geotechnical grid also can utilize those fillers that is not conventionally suitable for the load bearing application that basic unit, subbase and roadbed use, such as quarry waste, concrete waste material, regeneration asphalt, brickbat, debris from demolition and rubble, cullet, Power Plant Ash, flyash, coal ash, change iron blast furnace slag, slag, cement are manufactured slag and their mixture.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the geotechnical grid connection diagram with damping block;
Fig. 2 is the schematic diagram of the outstanding lattice of damping block double-sided symmetrical chamber sheet;
Fig. 3 is the schematic diagram of the asymmetric outstanding lattice of damping block one side chamber sheet;
Fig. 4 is the folding schematic diagram of whole lattice chamber sheet;
Fig. 5 is rhombus honeybee lattice geotechnical grid damping block welding schematic diagram;
Fig. 6 is U-shaped lattice chamber sheet schematic diagram of fastening connecting band damping block;
Fig. 7 is four width rhombus honeybee lattice geotechnical grid lattice chamber connection diagrams.
The specific embodiment
embodiment 1as shown in Fig. 1,4,5:
The stable geotechnical grid of a kind of honeybee lattice, comprise the lattice chamber sheet that polymer sheet is stretched: sheet 2 surfaces, described lattice chamber be provided with parallel to each other, equidistant along lattice chamber sheet width, dative chamber sheet width is isometric, the damping block 1 on sheet 2 surfaces, outstanding lattice chamber, the synchronous disposable lattice chamber sheet with damping block being combined as a whole with equidistant damping block that is suppressed into continuously of damping block 1 dative chamber sheet; View picture geotechnical grid adopts two above 2 stacked or whole lattice chamber sheets of lattice chamber sheet 2 folding.
Same position damping block 1 on adjacent two layers lattice chamber sheet 2 is relative between two, end face contact, and damping block 1 end face connects every group, forms connecting sewing 3, makes geotechnical grid, and after launching, honeybee lattice are shaped as rhombus.
embodiment 2as shown in Fig. 1,4,5: a kind of geotechnical grid with damping block, by method as shown in Figure 4,5, folding six floor of lattice chamber sheet 2 after by whole stretching are welded for it, every layer of three solder joint.Lattice chamber sheet 2 width 100mm after stretching, thickness 0.6mm, damping block 1 outstanding lattice chamber sheet two apparent heights are 2.5mm, outstanding width 13mm, ledge cross section is trapezoidal, upper end face width 7mm, damping block spacing is 400mm.As shown in Figure 5, the damping block on the sheet of adjacent two layers lattice chamber is relative between two, and end face contact, every bond pads, forms connecting sewing 3.After making geotechnical grid expansion, honeybee lattice are shaped as the rhombus shown in Fig. 1.While adopting whole lattice chamber sheet folding, to reserve damping block 1 end to end, be convenient to being connected between width and width geotechnical grid.
That the shape in damping block 1 cross section comprises is trapezoidal, square, rectangle, semicircle, semiellipse, triangle, and the shape of damping block 1 longitudinal section outline line comprises straight line, broken line, curve.The surface of described damping block 1 arranges decorative pattern or is light face.
embodiment 3as shown in Figure 2,3: the outstanding lattice chamber sheet of damping block 1 double-sided symmetrical or the asymmetric outstanding lattice of one side chamber sheet described in embodiment 1.
embodiment 4 isu-shaped lattice chamber sheet of fastening connecting band damping block is as shown in Figure 6: damping block 1 one side is given prominence to form sheet 2, by damping block 1 alignment and congruence of upper and lower two-layer lattice chamber sheet 2, on opposing between two damping block 1 lattice chamber, both sides sheet 2, offer respectively elongated orifices 5, the preferred odd number of elongated orifices 5 number, elongated orifices 5 width are 0.1mm to 5mm, damping block 1 is pressed close in elongated orifices 5 one end, U-shaped connector 4 strides across upper and lower two damping blocks 1, compile and insert in the lattice chamber sheet elongated orifices 5 on alignment and congruence damping block 1 both sides respectively, complete the connection of lattice chamber sheet 2.The peel strength of geotechnical grid junction (shear strength) guarantees by U-shaped 4 the shear strength of fastening, and the intensity that detaches of geotechnical grid junction guarantees by U-shaped 4 shear strengths at elongated orifices 5 place's shearing damp pieces of fastening.Elongated orifices 5 numbers are more, the cross section of damping block 1 is larger, detach intensity higher.U-shaped 4 the open end of fastening can adopt connector sealing, to increase, detaches intensity.
embodiment 5 asshown in Fig. 7: in order to adapt to large-area Foundation Design, can first the reserved head damping block of two width geotechnical grids be interconnected afterbody damping block head damping block, afterbody damping block, four width rhombus honeybee sound of laughing chambers are connected together, center is the junction 6 of four heads and afterbody damping block again.
Claims (5)
1. the geotechnical grid that honeybee lattice are stable, comprise the lattice chamber sheet (2) that polymer sheet is stretched, it is characterized in that: described lattice chamber sheet (2) surface be provided with parallel to each other, equidistant along lattice chamber sheet width, dative chamber sheet width is isometric, the damping block (1) on sheet surface, outstanding lattice chamber, the synchronous disposable lattice chamber sheet (2) with damping block being combined as a whole with equidistant damping block that is suppressed into continuously of damping block (1) dative chamber sheet (2); View picture geotechnical grid adopts two above stacked or whole lattice chamber sheets of lattice chamber sheets (2) (2) folding; Whole lattice chamber sheet is folding be by the lattice chamber sheet (2) of band damping block (1) along its length folding two-layer more than, damping block (1) on adjacent two layers lattice chamber sheet (2) is relative between two, every group, connects, and forms connecting sewing (3), after launching, honeybee lattice are shaped as rhombus, make geotechnical grid.
2. the stable geotechnical grid of a kind of honeybee lattice according to claim 1, is characterized in that: described damping block (1) is relative between two, every group, connects and comprises welding, bondingly or U-shaped fastens grafting.
3. the stable geotechnical grid of a kind of honeybee lattice according to claim 1, it is characterized in that: described damping block (1) protrudes from one or two surfaces of lattice chamber sheet (2), the height of damping block (1) is 0.3-40 times of lattice chamber sheet thickness, and the width of damping block (1) is 1-100 times of lattice chamber sheet thickness.
4. the stable geotechnical grid of a kind of honeybee lattice according to claim 1, it is characterized in that: the shape in described damping block (1) cross section includes but not limited to trapezoidal, square, rectangle, semicircle, semiellipse, triangle, and the shape of damping block (1) longitudinal section outline line includes but not limited to straight line, broken line, curve.
5. the stable geotechnical grid of a kind of honeybee lattice according to claim 1, is characterized in that: the surface of described damping block (1) arranges decorative pattern or is light face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420114733.3U CN203782673U (en) | 2014-03-14 | 2014-03-14 | Geocell with stable honeycombs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420114733.3U CN203782673U (en) | 2014-03-14 | 2014-03-14 | Geocell with stable honeycombs |
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| CN203782673U true CN203782673U (en) | 2014-08-20 |
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| CN201420114733.3U Withdrawn - After Issue CN203782673U (en) | 2014-03-14 | 2014-03-14 | Geocell with stable honeycombs |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103866751A (en) * | 2014-03-14 | 2014-06-18 | 王奇伟 | Geocell with stable honeybee lattices |
| CN108149664A (en) * | 2017-11-28 | 2018-06-12 | 安徽徽风新型合成材料有限公司 | A kind of folded form geotechnical grid mounting structure |
| CN109235176A (en) * | 2018-11-08 | 2019-01-18 | 湖北省交通规划设计院股份有限公司 | A kind of high-strength anticracking asphalt pavement structure and its construction method |
-
2014
- 2014-03-14 CN CN201420114733.3U patent/CN203782673U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103866751A (en) * | 2014-03-14 | 2014-06-18 | 王奇伟 | Geocell with stable honeybee lattices |
| CN103866751B (en) * | 2014-03-14 | 2015-10-28 | 王奇伟 | The geotechnical grid that a kind of honeybee lattice are stable |
| CN108149664A (en) * | 2017-11-28 | 2018-06-12 | 安徽徽风新型合成材料有限公司 | A kind of folded form geotechnical grid mounting structure |
| CN109235176A (en) * | 2018-11-08 | 2019-01-18 | 湖北省交通规划设计院股份有限公司 | A kind of high-strength anticracking asphalt pavement structure and its construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGXI SHIPUTE NEW MATERIALS CO., LTD. Free format text: FORMER OWNER: WANG QIWEI Effective date: 20150306 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 336000 NANCHANG, JIANGXI PROVINCE TO: 337200 PINGXIANG, JIANGXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150306 Address after: 337200, Daling County, Luxi County, Pingxiang City, Jiangxi Province Patentee after: Pood's new material Co., Ltd is executed in Jiangxi Address before: 336000, room 1, unit 53, 102 Yi Lu, East Lake District, Jiangxi, Nanchang, China Patentee before: Wang Qiwei |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140820 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |