CN218880795U - Self-stretching geocell - Google Patents

Abstract

The utility model provides a self-stretching geocell, which comprises a flexible geocell and a peripheral flexible airtight material layer, wherein the peripheral flexible airtight material layer surrounds the flexible geocell in an annular shape, the inner side of the peripheral flexible airtight material layer is provided with two first hot-melting connecting parts which are vertically separated, and the first hot-melting connecting parts form a closed shape along the annular shape; two second hot-melt connecting parts which are vertically separated are arranged on the outer side of the flexible geocell, and each second hot-melt connecting part is connected with one corresponding first hot-melt connecting part in a superposed manner to form a closed cavity; and an inflation inlet is also arranged on the peripheral flexible airtight material layer. The utility model discloses energy-concerving and environment-protective, can be with the complete stretch-draw of geotechnological check room, lower to the requirement of job site, succinct convenient, and do not need a large amount of manpowers, efficiency when can improving geotechnological check room stretch-draw construction.

Description

Self-stretching geocell

Technical Field

The utility model relates to a geotechnological check room stretch-draw construction technical field, concretely relates to from stretch-draw formula geotechnological check room.

Background

The geocell is a honeycomb three-dimensional limiting object, can improve the performance of a common filling material in the application of bearing and wormhole control in a large range, and is a three-dimensional lattice structure formed by welding reinforced HDPE materials. The material is light, wear-resistant, stable in chemical performance, light-oxygen aging resistant, acid-base resistant, and suitable for different soils and soils such as desert and the like. And the roadbed has higher lateral limitation, skid resistance, deformation resistance and the effects of effectively enhancing the bearing capacity and dispersing load of the roadbed. Through tests, the apparent cohesive force of the medium-density sand can be increased by thirty times under the limiting action of the geocell. In addition, the geocell can stretch out and draw back freely, the transportation volume is small, the connection is convenient, the construction speed is high, the transportation can be folded, the geocell can be stretched into a net shape during construction, but the advantages of the geocell are required to be fully played to achieve the expected effect because the grids are adhered together after the geocell is folded, a large amount of manpower is required during stretching, and the time consumption is long. Therefore, how to provide a tensioning method of the geocell enables the construction efficiency when the geocell is laid to be improved.

In order to solve the above-mentioned problem of improving efficiency when the geocell is laid, some prior arts disclosed at present are as follows: like application number CN 201811190434.7's patent document, this utility model patent uses motor and hydraulic telescoping device, only needs one person just can accomplish the stretch-draw work of geotechnological check room, but can not realize that all geotechnological check rooms are stretch-draw completely, and inside geotechnological check room can not be by stretch-draw completely. Patent document of application number CN201922198589.1, this utility model uses a retaining device to stretch and retain geocell to use a plurality of retaining device bodies to interconnect, can carry out complete stretch-draw to geocell, but relatively speaking the work progress needs more manpower. Patent document of application number CN202022434141.8, this utility model adopts two crossbeams and a plurality of L shape hook to carry out stretch-draw to geotechnological check room, and L shape hook installation, dismantlement are all relatively hard, consume longer time. Application number CN202110036658.8, this utility model has certain restriction to the construction site, and the ground will be the flattening compaction, lays geotechnological cloth, will be accurate with the vertical adoption dedicated connection fastener of geotechnological check room connect, carry out the stretch-draw of geotechnological check room and lay.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: how to adopt less manpower to carry out geotechnological check room stretch-draw to inside geotechnological check room is by stretch-draw completely, improves efficiency simultaneously, reduces the influence that the construction site limits.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides a self-stretching geocell, which comprises a flexible geocell and a peripheral flexible airtight material layer, wherein the peripheral flexible airtight material layer surrounds the flexible geocell in an annular shape, the inner side of the peripheral flexible airtight material layer is provided with two first hot melting connecting parts which are vertically separated, and the first hot melting connecting parts form a closed shape along the annular shape; two second hot-melt connecting parts which are vertically separated are arranged on the outer side of the flexible geocell, and each second hot-melt connecting part is connected with one corresponding first hot-melt connecting part in a superposition manner to form a closed cavity; and an inflation opening for inflating and deflating the cavity is further formed in the peripheral flexible airtight material layer.

The utility model has the advantages that: the utility model discloses a set up round confined cavity at flexible geotechnological check room outer lane, remain an inflation inlet for flexible geotechnological check room outside round is airtight double-deck state, uses the inflator to inflate the stretch-draw of slowly expanding, with peripheral one deck to complete stretch-draw, and energy-concerving and environment-protective can stretch-draw completely geotechnological check room, and is lower to the requirement of job site, and succinctly convenient, and does not need a large amount of manpowers, efficiency when can improving geotechnological check room stretch-draw construction.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the peripheral flexible airtight material layer and the flexible geocell are rectangular, and the inflation inlet is located at the corner of the rectangle.

The beneficial effects of the further scheme are as follows: when adopting a plurality ofly when stretching by oneself geotechnological check room lays the use, accomodate the inflation inlet easily, avoid inflation inlet and other geotechnological check rooms when stretching by oneself to interfere each other.

Further, the distance between the first hot-melt connecting part positioned above and the edge of the upper end of the peripheral flexible airtight material layer is 5 mm, and the distance between the first hot-melt connecting part positioned below and the edge of the lower end of the peripheral flexible airtight material layer is 5 mm.

The beneficial effects of the further scheme are as follows: prevent that hot melt connecting portion from receiving the damage of external friction and leading to leaking gas.

Further, the first hot-melt connecting part is made of PE materials.

The beneficial effects of the further scheme are as follows: good sealing property and strong toughness.

Furthermore, the distance between the second hot-melt connecting part positioned above and the edge of the upper end of the flexible geocell is 5 millimeters, and the distance between the second hot-melt connecting part positioned below and the edge of the lower end of the flexible geocell is 5 millimeters.

The beneficial effects of the further scheme are as follows: prevent that hot melt connecting portion from receiving the external friction harm and leading to gas leakage.

Further, the second hot-melt connecting part is made of PE materials.

The beneficial effects of the further scheme are as follows: good sealing property and strong toughness.

Further, the flexible geocell is made of HDPE materials.

The beneficial effects of the further scheme are as follows: good flexibility and tightness and strong toughness.

Furthermore, the inflation inlet is connected with the peripheral flexible airtight material layer through hot melting.

Drawings

Fig. 1 is the structure schematic diagram of the state of laying geocell of the utility model.

Fig. 2 is a perspective view of the present invention.

Fig. 3 is a side schematic view of a peripheral flexible airtight material layer.

Figure 4 is a horizontal elevational view of the peripheral flexible gas-tight material layer.

In the drawings, the technical features represented by the respective reference numerals are as follows:

1-a peripheral flexible airtight material layer; 2-a first hot-melt connection; 3-flexible geocell; 4-an inflation inlet; 5-a second hot-melt connection part; 6-the upper edge of the peripheral flexible airtight material layer; 7-the lower edge of the peripheral flexible airtight material layer; 8-the upper end edge of the flexible geocell; 9-flexible geocell lower end edge.

Detailed Description

The principles and features of the present invention are described below, with the examples being given only for the purpose of illustration and not for the purpose of limiting the scope of the invention.

The utility model is shown in figures 1-3.

The first embodiment is as follows:

the utility model provides a self-stretching geocell, which comprises a flexible geocell 3 and a peripheral flexible airtight material layer 1, wherein the peripheral flexible airtight material layer 1 surrounds the flexible geocell 3 in an annular shape, the inner side of the peripheral flexible airtight material layer 1 is provided with two first hot melting connecting parts 2 which are vertically separated, and the first hot melting connecting parts 2 form a closed shape along the annular shape; two second hot-melt connecting parts 5 which are vertically separated are arranged on the outer side of the flexible geocell 3, and each second hot-melt connecting part 5 is connected with one corresponding first hot-melt connecting part 2 in a superposition manner to form a closed cavity; and an inflation inlet 4 for inflating and deflating the cavity is further arranged on the peripheral flexible airtight material layer 1.

Note: the first hot melt connecting part 2 and the second hot melt connecting part 5 can be a convex integrated structure on the peripheral flexible airtight material layer 1 or the flexible geocell 3, and can also be hot melt glue coated on the peripheral flexible airtight material layer 1 or the flexible geocell 3.

The principle is as follows: the utility model discloses a geotechnological check room can be for contracting when the transportation and fold the state, and flexible geotechnological check room 3 is many latticeds and the net contracts and folds. The tensioning method comprises the following steps: put and carry out simple artifical tensile on spacious subaerial, straighten the flexible airtight material layer 1 in periphery of inflation inlet 4 place one side, and with flexible geotechnological check room 3 near the stock fixed position for the check of two corners of inflation inlet 4 one side, then connect inflation inlet 4 with the inflator pump and aerify, wait still that the geotechnological check room outside is full of gas, the cavity that peripheral flexible airtight material layer 1 and flexible geotechnological check room 3, first hot melt connecting portion 2, second hot melt connecting portion 5 enclose draws back flexible geotechnological check room 3 is complete to open-up in this process.

The utility model has the advantages that: the utility model discloses a set up round confined cavity in 3 outer lanes of flexible geotechnological check room, remain an inflation inlet 4 for 3 outside rounds of flexible geotechnological check room are airtight double-deck states, use the inflator to aerify slowly expand the stretch-draw, with peripheral one deck to complete stretch-draw, energy-concerving and environment-protective, can stretch-draw geotechnological check room completely, lower to the requirement of job site, succinctly convenient, and do not need a large amount of manpowers, efficiency when can improving geotechnological check room stretch-draw construction.

Example two:

in the above embodiment, the following modifications can be made:

furthermore, the peripheral flexible airtight material layer 1 and the flexible geocell 3 are both rectangular, and the inflation inlet 4 is located at the corner of the rectangle.

The beneficial effects of the above further scheme are: when adopting a plurality of geotechnological check rooms when stretching certainly to lay and use, accomodate inflation inlet 4 easily, avoid inflation inlet 4 and other geotechnological check rooms to interfere each other when stretching certainly.

Furthermore, the distance between the first hot-melting connecting part 2 positioned above and the upper end edge 6 of the peripheral flexible airtight material layer is 5 mm, and the distance between the first hot-melting connecting part 2 positioned below and the lower end edge 7 of the peripheral flexible airtight material layer is 5 mm.

Note: referring to fig. 3 and 4, fig. 3 is a schematic view of the inner side of the rectangular peripheral flexible airtight material layer 1 (fig. 3 is an oblique view, and fig. 4 is a horizontal front view).

The beneficial effects of the further scheme are as follows: prevent that hot melt connecting portion from receiving the external friction harm and leading to gas leakage.

Further, the first hot-melt connecting part 2 is made of PE material.

The beneficial effects of the above further scheme are: good sealing property and strong toughness.

Furthermore, the distance between the second hot-melt connecting parts 5 positioned above and the edge 8 of the upper end of the flexible geocell is 5 millimeters, and the distance between the second hot-melt connecting parts 5 positioned below and the edge 9 of the lower end of the flexible geocell is 5 millimeters.

Note: referring to fig. 3 and 4, the distribution of the second hot-melt connecting parts 5 outside the flexible geocell 3 is the same as the distribution of the first hot-melt connecting parts 2 inside the peripheral flexible airtight material layer 1.

The beneficial effects of the further scheme are as follows: prevent that hot melt connecting portion from receiving the damage of external friction and leading to leaking gas.

Further, the second hot-melt connecting portion 5 is made of PE material.

The beneficial effects of the further scheme are as follows: good sealing property and strong toughness.

Further, the flexible geocell 3 is made of HDPE material.

The beneficial effects of the further scheme are as follows: good flexibility and tightness and strong toughness.

Further, the air inflation port 4 is connected with the peripheral flexible airtight material layer 1 through hot melting.

The beneficial effects of the above further scheme are: the assembly is convenient.

The utility model also provides an above-mentioned geotechnological check room's tensioning method during from stretch-draw, including following step:

step one, the geocell is horizontally placed on the open ground during self-tensioning, and manual stretching is carried out;

straightening at least one side of the peripheral flexible airtight material layer 1 close to the inflation inlet 4, and inserting an anchor rod into the ground from lattices at corners at two ends of the straightened side of the flexible geocell 3 to position;

thirdly, the inflator is connected with an inflation inlet 4 to inflate the cavity, the cavity expands to drive the periphery of the peripheral flexible airtight material layer 1 and the flexible geocell 3 to be outwards supported, and therefore the flexible geocell 3 is automatically tensioned;

note: the cavity is defined by the periphery flexible airtight material layer 1, the periphery of the flexible geocell 3, the first hot-melting connecting part 2 and the second hot-melting connecting part 5.

And step four, removing the anchor rod, and stretching the geocell into a shape required by a construction site during self-tensioning.

The utility model discloses a stretch-draw method's beneficial effect is: according to the construction method, the geocell can be stretched easily in the laying process of the geocell, so that the geocell is stretched completely, the construction is simple, a large amount of manpower is saved, and the laying construction efficiency of the geocell is improved.

Further, in the third step, when the inflator is connected with the inflation opening 4, the inflation opening 4 is bound by a rope; and step three, manually assisting to stretch the self-tensioning geocell while inflating until the self-tensioning geocell is fully tensioned.

The beneficial effects of the further scheme are as follows: the inflation inlet 4 is bound by a rope to prevent air leakage and loosening of the interface; the manual auxiliary stretching is convenient for accelerating the stretching speed and reducing the air pressure required by complete stretching.

In the description of the present invention, it is to be understood that if descriptive terms indicating orientation, direction, or positional relationship appear, for example: "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, the positional or positional relationships indicated in this specification are based on the positional or positional relationships shown in the drawings, and are only for convenience of understanding the invention and to simplify the description, and do not indicate or imply that the parts, elements, or the whole referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Additionally, if ordinal descriptive terms appear, for example: the use of "first," "second," etc. in this specification is for ease of understanding or to simplify description, e.g., to distinguish between technical features of the same type or function but not necessarily separately, and the description may use terms described in a prefix or suffix order to distinguish between them. Therefore, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, if structural relative action relation description terms are used, for example: "mounted," "connected," "secured," and the like are to be construed broadly unless expressly stated or limited otherwise. For example, "mounted," "connected," and the like, may be fixedly connected, may be detachably connected, or may be integrated; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements are communicated with each other or in an interaction relationship; the fixation can be integrated fixation or can be detachably fixed by a fastener; the fixing can be direct or through an intermediate medium. The meaning of the above description terms in the present invention can be understood by those skilled in the art according to the specific situation, the present context, the text continuity before and after, and the like.

In the present application, if a descriptive phrase containing an attached or connected meaning is presented, for example, a first feature is "on" or "under" a second feature unless explicitly stated or limited otherwise, it should not be read restrictively, for example, "on" or "under" may mean that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intermediate medium. The meaning of the above description terms in the present invention can be understood by those skilled in the art according to the specific situation, the present context, the text continuity before and after, and the like.

Further, the first feature "on," "above" and "over" the second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," 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 are not necessarily intended to 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. Moreover, the various embodiments, examples, and features of the various embodiments, examples, and combinations described in this specification are capable of combinations and subcombinations by those of skill in the art without departing from the scope of the invention as defined by the claims.

While embodiments of the present invention have been shown and described, it is understood that they have been presented by way of example only, and not limitation, and that various changes, modifications, substitutions and alterations can be made herein by those skilled in the art in light of the teaching contained herein without departing from the scope of the invention as defined by the appended claims.

Claims (8)

1. A self-tensioning geocell is characterized in that: the flexible geocell structure comprises a flexible geocell (3) and a peripheral flexible airtight material layer (1), wherein the peripheral flexible airtight material layer (1) annularly surrounds the flexible geocell (3), two first hot melting connecting parts (2) which are vertically separated are arranged on the inner side of the peripheral flexible airtight material layer (1), and the first hot melting connecting parts (2) form a closed shape along the annular shape; two second hot-melt connecting parts (5) which are vertically separated are arranged on the outer side of the flexible geocell (3), and each second hot-melt connecting part (5) is connected with one corresponding first hot-melt connecting part (2) in a superposed manner to form a closed cavity; and an inflation inlet (4) for inflating and deflating the cavity is further arranged on the peripheral flexible airtight material layer (1).

2. The self-tensioning geocell of claim 1, wherein: the peripheral flexible airtight material layer (1) and the flexible geocell (3) are rectangular, and the inflation inlet (4) is located at the corner of the rectangle.

3. The self-tensioning geocell of claim 1, wherein: two first hot melt connecting portion (2) of upper and lower spaced, first hot melt connecting portion (2) that are located the top are 5 millimeters apart from peripheral flexible airtight material layer upper end edge (6), and first hot melt connecting portion (2) that are located the below are 5 millimeters apart from peripheral flexible airtight material layer lower extreme edge (7).

4. The self-tensioning geocell of claim 3, wherein: the first hot-melt connecting part (2) is made of PE materials.

5. The self-tensioning geocell of claim 1, wherein: two upper and lower divided second hot melt connecting parts (5), the second hot melt connecting part (5) that is located the top is 5 millimeters apart from flexible geotechnique's check room upper end edge (8), and the second hot melt connecting part (5) that is located the below is 5 millimeters apart from flexible geotechnique's check room lower extreme edge (9).

6. The self-tensioning geocell of claim 5, wherein: the second hot-melt connecting part (5) is made of PE materials.

7. The self-tensioning geocell of claim 1, wherein: the flexible geocell (3) is made of HDPE materials.

8. The self-tensioning geocell of claim 1, wherein: the inflation inlet (4) is connected with the peripheral flexible airtight material layer (1) through hot melting.

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