CN209741595U - Reinforced steel-plastic geogrid with wedge - Google Patents
Reinforced steel-plastic geogrid with wedge Download PDFInfo
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- CN209741595U CN209741595U CN201920305107.5U CN201920305107U CN209741595U CN 209741595 U CN209741595 U CN 209741595U CN 201920305107 U CN201920305107 U CN 201920305107U CN 209741595 U CN209741595 U CN 209741595U
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- steel
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Abstract
The utility model discloses a geogrid is moulded to band wedge strenghthened type steel, including first muscle rib and second muscle rib, set up to the network structure of longitude and latitude direction. The first rib is of a T-shaped structure and comprises a plastic welding platform at the bottom end and an embedded wedge. Two sides of the upper end of the plastic welding platform are provided with first round corners, two sides of the upper end of the embedded wedge are provided with second round corners, and the joint of the plastic welding platform and the embedded wedge is provided with a third round corner. The embedded wedge is internally provided with steel wires, and the distribution direction of the steel wires is longitudinal distribution. The utility model discloses a hot melt welding of first muscle rib and second muscle rib for node welding strength will improve greatly, makes the utility model discloses a welded node is difficult for peeling off, and the embedding wedge has wrapped several steel wires, thereby the tensile strength of muscle rib can improve greatly, and the percentage elongation greatly reduces; meanwhile, due to the winding design of the finished product, large-area construction of unwinding, earthing and rolling can be conveniently realized in the construction process, the efficiency is improved, the construction cost is saved, and the construction period is shortened.
Description
Technical Field
the utility model relates to a road engineering construction field, specificly a take wedge strenghthened type to mould geogrid.
Background
The new material and the new process are applied in a large amount in various foundation engineering constructions, particularly in traffic and hydraulic engineering constructions, for example, various geosynthetic material geogrids, geocells, geotextiles and the like are applied in geotechnical engineering, particularly in soft foundation engineering, soil is fixed, reinforced and the like by applying the geosynthetic material, and the new material and the new process play a great role in the aspects of ensuring engineering quality, shortening construction period, saving cost and the like.
in the prior art, plastic geogrids, steel-plastic geogrids, warp-knitted geogrids, geocells and other geogrids have the effect of fixing soil for soft foundations.
The rib components of the plastic geogrid are molecular plastic particles, the tensile strength is low, the elongation is high, the requirement of high-standard geotechnical engineering is difficult to meet, and meanwhile, the plane net structure is difficult to be well occluded with a soft foundation, so that the soil fixing effect is obvious and insufficient;
Although the steel-plastic geogrid is coated with a plurality of steel wires in ribs to enhance the tensile strength, the steel-plastic geogrid has the defect that the steel wires are easy to expose after hot melting due to poor welding strength of nodes of the steel wires in a welding surface except that the steel-plastic geogrid can only achieve the effect of plane enhancement as well as the effect of plane enhancement like the plastic geogrid, so that the welding strength of the nodes is greatly weakened;
The warp-knitted geogrid has the defects that the tensile strength of a high polymer fabric is limited, the requirement of high-standard engineering construction is difficult to meet, a plane structure is difficult to be well occluded with a soft foundation, the purpose of plane reinforcement can be achieved, and the three-dimensional reinforcement effect is very weak;
although the geocell overcomes the defect that three products are only limited to plane reinforcement and are difficult to realize three-dimensional soil fixation and reinforcement, rib sheets are still high molecular plastic resin, the tensile strength is extremely limited, the height of the rib sheets is higher, and the size of a grid is too large, so that the rib sheets are extremely easy to fall down and lose the three-dimensional reinforcement effect during construction and soil covering.
Based on under the above background art, a steel-plastic reinforced geogrid with wedges is provided.
SUMMERY OF THE UTILITY MODEL
the utility model aims at providing a steel-plastic geogrid with a wedge reinforced type, which greatly improves the welding strength of a node through the hot-melt welding of a first rib and a second rib, so that the welding node of the utility model is not easy to peel off;
The embedded wedge designed by the utility model coats a plurality of steel wires, so that the tensile strength of the rib can be greatly improved, and the elongation rate is greatly reduced;
Meanwhile, the wedge is embedded to generate stronger occluding force with the soft foundation, so that the wedge is firmly wedged and bites the soft foundation, and the phenomena of deformation and slippage of the grating under the long-term bearing pressure of the soft foundation are avoided;
Meanwhile, the finished product package design can conveniently realize large-area construction of unreeling, earthing and rolling in construction, overcomes the on-site splicing among plastic grid cells, greatly improves the efficiency, saves the construction cost and shortens the construction period.
The purpose of the utility model can be realized by the following technical scheme:
The utility model provides a geogrid is moulded to band wedge strenghthened type steel, includes array distribution's first muscle rib and second muscle rib, first muscle rib and second muscle rib intercrossing distribute, set up to the network structure of longitude and latitude direction.
The first rib is of a T-shaped structure and comprises a plastic welding platform at the bottom end and an embedded wedge perpendicular to the plastic welding platform.
The plastic welding platform is characterized in that first round corners which are symmetrically distributed are formed in two sides of the upper end of the plastic welding platform, second round corners which are symmetrically distributed are formed in two sides of the upper end of the embedded wedge, and third round corners are formed at the joint of the plastic welding platform and the embedded wedge.
The embedded wedge is internally provided with steel wires which are distributed in an array mode in a penetrating mode, and the distribution direction of the steel wires is longitudinally distributed and is consistent with the direction of the embedded wedge.
The first rib ribs and the second rib ribs are in contact with each other, and welding steps are arranged at the welding positions of the first rib ribs and the second rib ribs.
Furthermore, the first rib and the second rib have the same structure and are made of the same plastic resin.
further, the embedded wedges 12 perpendicular to the plastic welding platform 11 may be provided in one, two or more, and the height of the embedded wedges 12 is 3-40 mm.
Furthermore, the plastic welding platform arranged at the bottom end of the first rib and the plastic welding platform arranged at the bottom end of the second rib adopt hot melting welding.
Further, the grid finished product is a coiled product with the width of 4-6m and the length of 50-200 m.
The utility model has the advantages that:
1. the rib components of the first rib and the second rib designed by the utility model are completely the same plastic resin, and the welding strength of the node is greatly improved by hot melt welding, so that the welding node of the utility model is not easy to peel off, and the defects of steel-plastic geogrids are overcome;
2. the embedded wedge designed by the utility model coats a plurality of steel wires, so that the tensile strength of the rib can be greatly improved, the elongation rate is greatly reduced, and the defects of poor tensile strength and high elongation rate of the plastic geogrid, the warp-knitted geogrid and the plastic grid rib are overcome;
3. The design of the embedded wedge and the second fillet of the utility model enables the first rib to be conveniently rolled and pressed into the soft foundation during construction, and the design of the third fillet and the first fillet increases the contact area of the whole first rib and the soft foundation, so that the first rib and the soft foundation generate stronger occlusion force, and the first rib is firmly wedged and bites the soft foundation, thereby avoiding the occurrence of deformation and slippage of the grating under the long-term bearing pressure of the soft foundation;
4. The welding step is arranged at the welding position of the first rib and the second rib, and under the support of the welding step, the grid piece can not be laid down like a plastic grid in the construction, so that the purpose of three-dimensional reinforcement is difficult to realize;
5. The utility model discloses the finished product is 4-6m for the width, and every roll length is 50-200 m's becomes the roll goods, can very convenient realization unreel in the construction, earthing, the large tracts of land construction that rolls, has overcome the on-the-spot concatenation between the plastics check room unit, and has improved efficiency greatly, practices thrift construction cost, reduction of erection time.
Drawings
the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
Fig. 2 is a schematic structural view of a first rib of the present invention;
FIG. 3 is an enlarged schematic view of the present invention at A in FIG. 2;
Fig. 4 is a schematic view of the whole structure of the present invention in section.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
the utility model provides a geogrid is moulded to band wedge strenghthened type steel, as shown in figure 1, including array distribution's first muscle rib 1 and second muscle rib 2, first muscle rib 1 and second muscle rib 2 intercrossing distributes, sets up to the network structure of longitude and latitude direction.
The first rib 1 and the second rib 2 are identical in structure and made of the same plastic resin.
As shown in fig. 2 and 3, the first rib 1 is a T-shaped structure, and includes a plastic welding platform 11 at the bottom end and an embedded wedge 12 perpendicular to the plastic welding platform 11, the embedded wedges 12 perpendicular to the plastic welding platform 11 may be provided in one, two or more, and the height of the embedded wedge 12 is 3-40 mm.
as shown in fig. 3, first rounded corners 1101 symmetrically distributed are formed on both sides of the upper end of the plastic welding platform 11, second rounded corners 1201 symmetrically distributed are formed on both sides of the upper end of the embedded wedge 12, and third rounded corners 13 are formed at the joint of the plastic welding platform 11 and the embedded wedge 12.
The design of embedding wedge 12 and second fillet 1201 makes can be very convenient roll into soft base with first muscle rib 1 in the construction, and the design of third fillet 13 and first fillet 1101 has increased the area of contact of first muscle rib 1 whole with soft base, makes it and soft base produce stronger bite-force, firmly wedges and bites soft base, has avoided the grid to warp under the long-term bearing pressure of soft base, the emergence of slippage phenomenon.
As shown in fig. 3, the steel wires 3 are arranged in an array manner in the embedded wedge 12, and the distribution direction of the plurality of steel wires 3 is longitudinal distribution and is the same as the direction of the embedded wedge 12, so that the tensile strength of the first rib 1 is improved, and the elongation is reduced.
As shown in fig. 1, contact each other between first muscle rib 1 and the second muscle rib 2, the plastics welded platform 11 that the plastics welded platform 11 and the plastics welded platform 11 that the 2 bottoms of second muscle rib that first muscle rib 1 bottom set up adopt the hot melt welding for node welding strength improves greatly, has improved node peel strength, thereby has improved whole reinforced reinforcing effect.
As shown in fig. 4, a welding step 4 is arranged at the welding position of the first rib 1 and the second rib 2, and the grid cannot fall down under the support of the welding step 4, so that the purpose of three-dimensional reinforcement is realized.
during manufacturing, the grating is manufactured into a rolled product with the width of 4-6m and the length of 50-200m, large-area construction of unreeling, earthing and rolling can be conveniently realized in construction, the defect of on-site splicing is overcome, the efficiency is greatly improved, the construction cost is saved, and the construction period is shortened.
in the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (5)
1. The reinforced steel-plastic geogrid with the wedge comprises first rib ribs (1) and second rib ribs (2) which are distributed in an array manner, and is characterized in that the first rib ribs (1) and the second rib ribs (2) are distributed in a cross mode and are arranged in a mesh structure in the longitude and latitude direction;
the first rib (1) is of a T-shaped structure and comprises a plastic welding platform (11) at the bottom end and embedded wedges (12) which are perpendicular to the plastic welding platform;
first round corners (1101) which are symmetrically distributed are formed on two sides of the upper end of the plastic welding platform (11), second round corners (1201) which are symmetrically distributed are formed on two sides of the upper end of the embedded wedge (12), and third round corners (13) are formed at the joint of the plastic welding platform (11) and the embedded wedge (12);
The embedded wedge (12) is internally provided with steel wires (3) which are distributed in an array mode in a penetrating mode, and the distribution direction of the steel wires (3) is longitudinally distributed and is consistent with the direction of the embedded wedge (12);
The first rib (1) and the second rib (2) are in contact with each other, and the welding position of the first rib (1) and the second rib (2) is provided with a welding step (4).
2. the steel-plastic geogrid with the wedge reinforcement type according to claim 1 is characterized in that the first rib ribs (1) and the second rib ribs (2) are identical in structure and made of the same plastic resin.
3. The steel-plastic geogrid with wedge reinforcement according to claim 1 is characterized in that one, two or more embedded wedges (12) perpendicular to the plastic welding platform (11) can be arranged, and the height of the embedded wedges (12) is 3-40 mm.
4. The steel-plastic geogrid with the wedge reinforcement type according to claim 1 is characterized in that the plastic welding platforms (11) arranged at the bottom ends of the first rib ribs (1) and the plastic welding platforms (11) arranged at the bottom ends of the second rib ribs (2) are welded in a hot melting mode.
5. The steel-plastic geogrid with wedge reinforcement according to claim 1, wherein the finished product of the grid is a rolled product with the width of 4-6m and the length of 50-200 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920305107.5U CN209741595U (en) | 2019-03-07 | 2019-03-07 | Reinforced steel-plastic geogrid with wedge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920305107.5U CN209741595U (en) | 2019-03-07 | 2019-03-07 | Reinforced steel-plastic geogrid with wedge |
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| Publication Number | Publication Date |
|---|---|
| CN209741595U true CN209741595U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920305107.5U Expired - Fee Related CN209741595U (en) | 2019-03-07 | 2019-03-07 | Reinforced steel-plastic geogrid with wedge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778627A (en) * | 2019-03-07 | 2019-05-21 | 宇汝林 | A kind of band wedge reinforced steel plastic TGXG |
-
2019
- 2019-03-07 CN CN201920305107.5U patent/CN209741595U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778627A (en) * | 2019-03-07 | 2019-05-21 | 宇汝林 | A kind of band wedge reinforced steel plastic TGXG |
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| 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: 20191206 Termination date: 20210307 |