CN116536990B - Geocell and application method thereof - Google Patents

Abstract

The invention relates to the technical field of building materials, in particular to a geocell and a using method thereof. The geocell comprises cylindrical installation units, positioning piles are arranged at the bottoms of the installation units, four sides are hinged to connecting plates, unit plates are connected between the connecting plates corresponding to the adjacent installation units, the connecting plates are arranged in a corresponding mode along the diameter lines of the installation units, two connecting plates on one diameter line are fixedly arranged, two connecting plates on the other diameter line are arranged in a rotatable mode along the circumferential direction of the installation unit, and the included angle alpha change range of the two diameter lines is smaller than or equal to 0 DEG and smaller than 90 deg when the two connecting plates rotate. The geocell provided by the invention has the advantages of compact structure, convenience in storage and transportation, high construction efficiency, good structural stability, capability of stretching to form square cells with uniform size, capability of automatically accommodating the positioning piles in a stacked state, improvement of construction safety, capability of obtaining geocells with different use heights through stacking and assembling, and high application flexibility.

Description

Geocell and application method thereof

Technical Field

The invention relates to the technical field of building materials, in particular to a geocell and a using method thereof.

Background

The geocell is a novel high-strength geosynthetic material, and is a net-shaped cell structure formed by copolymerizing high-strength HDPE or PP to form a broadband and then connecting the broadband. The geocell is filled with earth and stone or concrete materials when in use, thus forming a structure body with strong lateral limitation and high rigidity. At present, the geocell is mainly used for stabilizing highway and railway roadbed; the embankment is used for bearing gravity and treating shallow water river channels; the mixed retaining wall is used for preventing landslide and loaded gravity; and when encountering soft foundation, the construction labor intensity can be greatly reduced by adopting the geocell, the construction speed is high by reducing the thickness of the roadbed, the performance is good, and the construction cost is greatly reduced. The geocell structure adopted in the prior art is relatively fixed, and a wide band formed by copolymerizing the whole HDPE or PP is generally formed into a grid structure through ultrasonic needle welding, so that the structural strength of a welding point is low, and tearing and breaking are easy to occur in the stretching and unfolding or using processes, so that the service performance of the geocell structure is influenced.

The invention patent with the application number of CN201711215366.0 discloses an assembled folding type geocell, mounting units are distributed at equal intervals along the transverse direction and the longitudinal direction, connecting plates are hinged to four sides of the mounting units, unit plates are connected between the connecting plates corresponding to the transverse direction and the longitudinal direction adjacent mounting units, the unit plates are crisscrossed, and are assembled with the mounting units to form the geocell, so that the production and the mounting are convenient, the overall strength is high, and meanwhile, the length and the width of the whole geocell can be expanded by arbitrarily increasing the mounting units and the unit plates, and the expansibility is strong; the positioning piles are arranged below the installation units, and the moment and the like of the geocell are limited on the ground through the positioning piles, so that the positioning piles are buried underground, the deeper fixation is realized, and the tensile strength of the geocell is improved; through setting up the connecting plate and articulating in annular notch, can be with the connecting plate income annular notch in the storage, save storage space, convenient storage can adjust the turned angle of connecting plate as required when the installation, realizes the folding function of geotechnique's check room. The technical scheme has the following defects:

1. when in use, the construction efficiency is reduced by splicing and assembling on site;

2. the rotation angle of each connecting plate needs to be manually adjusted during assembly, one installation unit needs to adjust the rotation angle of four connecting plates, labor intensity is high, efficiency is low, in addition, manual angle adjustment is easy to generate deviation, and the volume of single cells formed by splicing is different, so that the overall strength of the geocell is influenced;

3. the spike part of the positioning pile is easy to scratch workers, so that the construction safety is reduced;

4. the height of the geocell is not adjustable, and the applicability is poor;

in view of the foregoing, there is a need to provide a geocell with high construction efficiency, compact structure, high structural strength, good construction safety and good applicability.

Disclosure of Invention

In order to solve at least one of the technical problems, the invention provides a geocell, which comprises a cylindrical installation unit, wherein positioning piles are arranged at the bottom of the installation unit, connecting plates are hinged to four sides of the installation unit, connecting plates corresponding to adjacent installation units are connected with unit plates, the connecting plates are correspondingly arranged in pairs along the diameter lines of the installation unit, two connecting plates on one diameter line are fixedly arranged, two connecting plates on the other diameter line are rotatably arranged along the circumferential direction of the installation unit, and the change range of an included angle alpha of the two diameter lines is more than 0 DEG and less than or equal to 90 deg when the installation unit rotates.

Preferably, the mounting unit comprises a cylindrical mounting body, two circular arc-shaped limiting grooves are formed in the upper end face and the lower end face of the mounting body at equal intervals in circumference, a fixed shaft hole is formed in one end of each limiting groove, a circular arc-shaped sliding shaft hole is formed in the other end of each limiting groove, and the fixed shaft hole and the sliding shaft hole axially penetrate through the mounting body; the connecting plate comprises an upper hinge lug and a lower hinge lug, a hinge shaft and a clamping part are arranged between the two hinge lugs, the hinge shaft can slide through the fixed shaft hole or the sliding shaft hole, and the clamping part clamps and fixes the unit plate.

Preferably, the clamping part comprises a vertical bar-shaped concave clamping plate, a cylindrical hole is formed in the clamping plate, a cylindrical clamp for clamping the unit plate is arranged in the cylindrical hole, rectangular grooves are respectively and vertically formed in two opposite rectangular side walls of the opening end of the clamping plate, a plurality of damping holes communicated with the rectangular grooves are formed in the rectangular grooves at equal intervals in a vertical direction on one side of the unit plate, a long-strip-shaped damping plate and a long-strip-shaped extruding plate are arranged in the rectangular grooves, damping protrusions corresponding to the damping holes are arranged on the damping plate, the extruding plate can push the damping plate, the damping protrusions of the damping plate tightly clamp the unit plate, locking plates are respectively arranged at the upper end and the lower end of the clamping plate, and the locking plates are locked with two extruding plates through bolts.

Preferably, the installation body axis department is equipped with the centre bore, centre bore inner wall circumference equidistance is equipped with a plurality of vertical guide bars, the spud includes cylinder section and toper section, be equipped with on the cylinder section with the corresponding vertical guide slot of vertical guide bar, spud center department is equipped with the screw thread groove, screw thread inslot threaded connection driving medium, the driving medium includes the connecting rod, the center department of connecting rod be equipped with the corresponding threaded rod of screw thread groove, two free ends of connecting rod are connected circumference rotatablely the connecting plate.

Preferably, the circumference of the upper end surface of the installation body is equidistantly provided with two first permanent magnets, the connecting rod faces the first permanent magnets and is provided with second permanent magnets which attract the connecting rod, and when the first permanent magnets and the second permanent magnets are magnetically attracted and attached, the connecting plate which is rotatably arranged in the circumferential direction tightly abuts against the connecting plate which is fixedly arranged.

Preferably, the upper end face of the installation unit is detachably provided with an upper cover, two elastic plug-ins are arranged on the circumference of the upper end face of the installation body at equal intervals, the upper cover comprises a circular cover body with the same diameter as the installation body, and the circular cover body is provided with plug-in holes matched and locked with the elastic plug-ins and arc openings corresponding to the limit grooves.

Preferably, the unit board comprises a plurality of height models, and a plurality of mounting units and connecting plates can be vertically spliced to form a height corresponding to the unit board.

Preferably, the lower terminal surface of installation body be equipped with two locking slots that the elasticity plug-in components is corresponding, two at least installation bodies can pass through the elasticity plug-in components is pegged graft with locking slot and is locked, the elasticity plug-in components is including being fixed in the cylindrical base of installation body up end, circumference equidistance is equipped with a plurality of right angled triangle's elasticity and detains on the cylindrical base, a right angle limit of elasticity knot is towards the axis department of cylindrical base, another right angle limit is partly fixed the up end of cylindrical base, another part extends to form the step outside the cylindrical base, locking slot is the step groove, including holding the aperture groove of cylindrical base with hold the macropore groove of elasticity knot.

Preferably, the articulated shaft is T-shaped, and comprises a shaft head, a round shaft and a threaded part which are sequentially connected, one of the articulated lugs is provided with a through hole for the round shaft to pass through, the other articulated lug is provided with a step hole, the step hole comprises a small threaded hole and a positioning hole, the round shaft passes through the through hole, the threaded part is in threaded connection with the small threaded hole, and the positioning hole corresponds to the shaft head in size.

The invention provides a use method of a geocell, which comprises the following steps:

step S100, pre-assembling: the method comprises the steps that an installation unit, a positioning pile, a connecting plate and unit plates are assembled in advance to form geocell units, the plurality of geocell units are connected with one another to form a geocell, in an initial state, the geocell is in a stacked state, an included angle alpha of two diameter lines is close to 0 degrees, one connecting plate 3 which is fixedly arranged is tightly abutted against one connecting plate which is rotatably arranged, and at the moment, the positioning pile is accommodated in the installation unit; the geocell is assembled into different heights according to the process height requirement, and the method specifically comprises the following steps:

step S110, single-layer height: assembling a mounting unit, a positioning pile, four connecting plates and four unit plates according to the process requirement to obtain geocell units with single-layer height, wherein a plurality of geocell units are mutually connected to form a geocell;

step S120, multilayer height: assembling n mounting units, n positioning piles and 4n connecting plates according to process requirements, inserting, assembling four unit plates with target heights according to the process requirements to obtain geocell units with multi-layer heights, and connecting the geocell units with the multi-layer heights to form a geocell;

step S200, unfolding and paving: stretching and unfolding the geotechnical cells in a stacked state through a stretching tool, wherein when the geotechnical cells are unfolded to a limit state, the included angle alpha of two diameter lines is 90 degrees, the geotechnical cells are in a vertical state, a fixedly arranged connecting plate is far away from a rotatably arranged connecting plate, a plurality of square cells are formed, and positioning piles extend out of the mounting unit;

step S300, anchoring filling: knocking the positioning pile 2 to anchor the positioning pile into the bottom soil, then filling the soil engineering cells with filling materials to cover the soil engineering cells, and completing the construction.

Compared with the prior art, the invention has the following beneficial technical effects:

1. compared with the traditional geocell, the geocell has the advantages of being capable of being stored after being preassembled before construction, being directly transported to a construction site for unfolding and using during construction, improving construction efficiency, being compact in structure, small in occupied space during transportation and use, capable of being stretched to form square cells with uniform size, and high in structural strength;

2. according to the invention, the connecting plates are arranged in the limiting grooves of the mounting units, the hinge shaft of one connecting plate penetrates through the fixed shaft hole, so that the connecting plates are fixedly arranged on one side of the mounting body, the hinge shaft of the other connecting plate penetrates through the sliding shaft hole, the connecting plates can slide along the circumferential direction of the sliding shaft hole, and the limiting grooves and the fixedly arranged connecting plates can limit the rotatably arranged connecting plates, so that the structure is compact and accurate;

3. according to the invention, the unit plates are doubly clamped through the cylindrical clamp and the damping protrusions at the opening ends of the clamping plates, so that the clamping stability is further improved;

4. the positioning pile is in two states, and the positioning pile is stored in the central hole of the mounting unit in the stacked state, so that on one hand, the scratch of the pointed end of the positioning pile to a constructor during carrying can be avoided, on the other hand, the structure of the positioning pile is more compact, and the space occupation of a geocell is further reduced; in the stretching state, the positioning piles extend out of the central holes of the mounting units to anchor the geocell;

5. in a stacking state without external force stretching, the first permanent magnet and the second permanent magnet are magnetically attached, so that an included angle alpha between a diameter line where the connecting rod is located and a diameter line between the connecting plates which are fixedly arranged is minimum, the connecting plates which are rotatably arranged in the circumferential direction can be tightly abutted against the connecting plates which are fixedly arranged all the time, and the stacking structure is compact and not loose;

6. the upper end surface of the mounting unit is provided with the upper cover, so that the connecting rod and the positioning pile in the central hole can be protected;

7. according to the invention, the installation units and the connecting plates can be vertically spliced for use, so that geocells with different heights are formed, and the application range is improved;

in conclusion, the geocell provided by the invention has the advantages of compact structure, convenience in storage and transportation, high construction efficiency, good structural stability, capability of stretching to form square cells with uniform size, capability of automatically accommodating the positioning piles in a stacked state, improvement of construction safety, capability of obtaining the geocells with different use heights through stacking and assembling, and high application flexibility.

Drawings

FIG. 1 is a schematic perspective view of the invention in an unfolded state;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is a schematic perspective view a of the mounting unit in fig. 2;

fig. 4 is a schematic perspective view B of the mounting unit of fig. 2;

fig. 5 is a front view of the mounting unit;

FIG. 6 is a cross-sectional view A-A of FIG. 5;

FIG. 7 is a schematic view of the structure of two connection plates on a diameter line;

FIG. 8 is a cross-sectional view B-B in FIG. 7;

FIG. 9 is a schematic diagram of a driving member;

FIG. 10 is a schematic view of the construction of the spud of FIG. 10;

FIG. 11 is a schematic view of the structure of the upper cover;

FIG. 12 is a schematic perspective view of the folded state of the present invention;

FIG. 13 is a schematic view of the construction of the present invention in an assembled laid state;

FIG. 14 is a schematic view of the assembled folded state of the present invention;

fig. 15 is a schematic view of the structure of the present invention after vertical plugging.

Reference numerals illustrate:

1. the installation unit, 11, the installation body, 12, the limit groove, 13, the fixed shaft hole, 14, the sliding shaft hole, 15, the center hole, 16, the vertical guide bar, 17, the elastic insert, 171, the cylindrical base, 172, the elastic buckle, 18, the locking slot, 181, the small hole groove, 182, the large hole groove, 19, the first permanent magnet, 2, the spud, 21, the cylindrical section, 211, the guide groove, 22, the tapered section, 23, the thread groove, 3, the connecting plate, 31, the hinge lug, 311, the through hole, 312, the stepped hole, 3121, the small thread hole, 3122, the positioning hole, 32, the hinge shaft, 321, the spindle nose, 322, the round shaft, 323, the threaded part, 33, the clamping part, 331, the clamping plate, 3311, the cylindrical hole, 3312, the rectangular groove, 3313, the damping hole, 332, the clamp, 333, the damping plate, 3331, the damping bulge, 334, the pressing plate, 335, the locking plate, 336, the bolt, 4, the unit plate, 5, the upper cover, 51, the cover body, 52, the plug hole, 53, the opening, 6, the transmission member, 62, the second connecting rod, 63, the circular arc.

Detailed Description

The following describes specific embodiments of the invention with reference to the drawings and examples:

it should be noted that the structures, proportions, sizes, etc. shown in the drawings are merely for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the invention, which is defined by the appended claims.

Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the invention, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the invention may be practiced.

Example 1

With reference to fig. 1 to 15, this embodiment provides a geocell, including cylindrical installation unit 1, installation unit 1 bottom is equipped with location stake 2, and four sides all articulate connecting plate 3, connect cell board 4 between the connecting plate 3 that adjacent installation unit 1 corresponds, connecting plate 3 is followed the diameter line pair-by-pair corresponding setting of installation unit 1, two connecting plates 3 on one diameter line are fixed to be set up, and two connecting plates 3 on the other diameter line are followed installation unit 1's circumference rotatable setting, and the contained angle alpha variation range of two diameter lines is 0 ° < alpha and is less than or equal to 90 ° when rotatory. In the above technical scheme, along with the change of the included angle alpha of the two diameter lines, the rotatably arranged connecting plate 3 can be close to or far away from the fixedly arranged connecting plate 3.

The working principle and working engineering of this embodiment are as follows: the installation unit 1, the positioning piles 2, the connecting plates 3 and the unit plates 4 are assembled and connected in advance to form the geocell unit shown in the figure 1, a plurality of geocell units are connected with one another to form the geocell shown in the figure 13 or the figure 14, in an initial state, the geocell is in a stacked state as shown in the figure 14, at the moment, the included angle alpha of two diameter lines is close to 0 DEG, one connecting plate 3 fixedly arranged is tightly abutted to one connecting plate 3 rotatably arranged, the geocell space occupation in the state is small, the structure is compact, the transportation and the storage are convenient, and in the use, the geocell unit is stretched and unfolded only by a stretching tool, so that the construction efficiency is improved; as shown in FIG. 13, the angle alpha between two diameter lines is 90 degrees, the connecting plates 3 are in a vertical state, and the connecting plates 3 which are fixedly arranged are far away from the connecting plates 3 which are rotatably arranged, and as the limit value of alpha is 90 degrees, the geocell is stretched to the limit when stretched and unfolded, and a plurality of square cells with uniform sizes can be obtained.

Compared with the traditional geocell, the geocell has the advantages of being capable of being stored after being preassembled before construction, being directly transported to a construction site for unfolding and using during construction, improving construction efficiency, being compact in structure, small in occupied space during transportation and use, capable of being stretched to form square cells with uniform size, and high in structural strength.

Example 2

With reference to fig. 1 to 15, this embodiment provides a geocell, optimizes the structures of the installation unit 1 and the connection board 3 on the basis of embodiment 1, makes the connection structure of the installation unit 1 and the connection board 3 more compact, and limits the included angle alpha between two diameter lines more accurately, and the specific technical scheme is as follows,

as shown in fig. 3 and fig. 4, the installation unit 1 comprises a cylindrical installation body 11, two circular arc-shaped limiting grooves 12 are formed in the upper end face and the lower end face of the installation body 11 at equal intervals in circumference, a fixed shaft hole 13 is formed in one end of each limiting groove 12, a circular arc-shaped sliding shaft hole 14 is formed in the other end of each limiting groove, and the fixed shaft hole 13 and the sliding shaft hole 14 axially penetrate through the installation body 11; as shown in fig. 7, the connecting plate 3 includes two upper and lower hinge lugs 31, a hinge shaft 32 and a clamping portion 33 are disposed between the two hinge lugs 31, the hinge shaft 32 slidably passes through the fixed shaft hole 13 or the sliding shaft hole 14, and the clamping portion 33 clamps and fixes the unit plate 4. In the above technical scheme, the connecting plate 3 is installed in the limiting groove 12, the hinge shaft 32 of one connecting plate 3 penetrates through the fixed shaft hole 13, so that the connecting plate 3 is fixedly arranged on one side of the installation body 11, the hinge shaft 32 of one connecting plate 3 penetrates through the sliding shaft hole 14, so that the connecting plate 3 can slide along the circumference of the sliding shaft hole 14, and the limiting groove 12 and the connecting plate 3 fixedly arranged can limit the connecting plate 3 which can be rotatably arranged, so that the structure is compact and accurate.

Example 3

Referring to fig. 1 to 15, this embodiment provides a geocell, and on the basis of embodiment 2, the structure of the clamping portion 33 is optimally designed to improve the clamping stability, and the specific technical scheme is as follows,

as shown in fig. 7, the clamping portion 33 includes a vertical strip-shaped concave clamping plate 331, a cylindrical hole 3311 is provided in the clamping plate 331, a cylindrical clamp 332 for clamping the unit plate 4 is provided in the cylindrical hole 3311, rectangular grooves 3312 are vertically provided on two opposite rectangular side walls of the opening end of the clamping plate 331, a plurality of damping holes 3313 communicating with the rectangular grooves 3312 are vertically equidistant on one side of the rectangular grooves 3312, a strip-shaped damping plate 333 and a squeezing plate 334 are provided in the rectangular grooves 3312, damping protrusions 3331 corresponding to the damping holes 3313 are provided on the damping plate 333, the squeezing plate 334 can push the damping plate 333, so that the damping protrusions 3331 thereof tightly clamp the unit plate 4, locking plates 335 are respectively provided at the upper and lower ends of the clamping plate 331, and the locking plates 335 lock the two squeezing plates 334 by bolts 336. In the above technical solution, the clamping surface of the cylindrical clamp 332 preferably adopts an inner concave shape consistent with the thickness of the unit plate 4, the clamping surface preferably is provided with a plurality of anti-slip protrusions, so as to increase the friction force between the cylindrical clamp 332 and the unit plate 4, thereby improving the clamping stability, and the two opposite rectangular side walls at the opening end of the clamping plate 331 also play a role in clamping the unit plate 4.

The installation and use process of the embodiment is as follows: the unit plate 4 is clamped and fixed in the cylindrical clamp 332 of the clamping plate 331, the damping plates 333 are inserted into the rectangular grooves 3312, the damping protrusions 3331 on the damping plates 333 are in one-to-one correspondence with the damping holes 3313, the extrusion plates 334 are inserted into the rectangular grooves 3312, the damping plates 333 are pushed, the damping protrusions 3331 tightly clamp the unit plate 4, the upper locking plate 335 and the lower locking plate 335 are locked with the two extrusion plates 334 through bolts 336, the unit plate 4 is limited by the two locking plates 335, the unit plate 4 is prevented from moving up and down, the opening ends of the clamping plate 331 can be locked, the unit plate 4 is extruded to form an interference fit effect, and the clamping stability is further improved.

Example 4

With reference to fig. 1 to 15, this embodiment provides a geocell, and on the basis of embodiment 2 and embodiment 3, the structures of the installation unit 1 and the positioning pile 2 are optimally designed, so that the positioning pile 2 can be accommodated in the installation unit 1 in a stacked state, and the specific technical scheme is as follows,

as shown in fig. 3, the axis of the mounting body 11 is provided with a central hole 15, the circumference of the inner wall of the central hole 15 is provided with a plurality of vertical guide rods 16 at equal intervals, as shown in fig. 10, the positioning pile 2 comprises a cylindrical section 21 and a conical section 22, the cylindrical section 21 is provided with a vertical guide groove 211 corresponding to the vertical guide rods 16, the center of the positioning pile 2 is provided with a thread groove 23, the thread groove 23 is internally connected with a transmission member 6 in a threaded manner, as shown in fig. 9, the transmission member 6 comprises a connecting rod 61, the center of the connecting rod 61 is provided with a threaded rod 62 corresponding to the thread groove 23, and two free ends of the connecting rod 61 are connected with the connecting plate 3 which is rotatable in the circumferential direction. In the above-mentioned technical solution, the two ends of the connecting rod 61 are connected to the rotatable connecting plate 3, i.e. the connecting rod 61 is located on a diameter line of the mounting unit 1.

The working principle and working process of the embodiment are as follows: as shown in fig. 12 and 14, in the stacked state, the positioning pile 2 is accommodated in the central hole 15 of the mounting unit 1, so that on one hand, scratches caused by the tip of the positioning pile 2 to constructors during carrying can be avoided, and on the other hand, the structure of the positioning pile is more compact, and the space occupation of the geocell is further reduced; as shown in fig. 1 and 13, in the extended state, the positioning pile 2 extends out of the central hole 15 of the installation unit 1, so that the geocell can be anchored, when the geocell in the stacked state is stretched and unfolded, the two circumferentially rotatable connection plates 3 rotate away from the fixedly arranged connection plates 3, the connection rod 61 rotates along with the connection plates, the threaded rod 62 is driven to rotate, and since the vertical guide groove 211 of the positioning pile 2 is in sliding fit with the vertical guide rod 16 of the installation unit 1, the positioning pile 2 cannot rotate circumferentially, when the threaded rod 62 rotates, the positioning pile 2 in threaded fit with the threaded rod moves vertically downwards, extends out of the central hole 15 of the installation body 11, and after the geocell is stretched to the target state in the construction area, the installation unit 1 is knocked downwards, so that the positioning pile 2 is inserted into and anchored, and finally the geocell is covered with earth, so that the construction is completed, and the stretching and unfolding tool of the geocell is a conventional tool in the field.

Example 5

With reference to fig. 1 to 15, this embodiment provides a geocell, and on the basis of embodiment 4, a magnetic connection structure is added to make the geocell structure in a stacked state more compact, and the specific technical scheme is as follows,

as shown in fig. 3, two first permanent magnets 19 are equidistantly disposed on the circumference of the upper end surface of the mounting body 11, as shown in fig. 9, a second permanent magnet 63 that attracts the first permanent magnet 19 is disposed at a position facing the first permanent magnet 19 of the connecting rod 61, and when the first permanent magnet 19 and the second permanent magnet 63 are magnetically attracted and attached, the connecting plate 3 that is rotatably disposed in the circumferential direction tightly abuts against the connecting plate 3 that is fixedly disposed. In the above technical scheme, when no external force is stretched, the first permanent magnet 19 and the second permanent magnet 63 are magnetically attached, so that the included angle alpha between the diameter line where the connecting rod 61 is located and the diameter line between the fixedly arranged connecting plates 3 is minimum, and the connecting plates 3 rotatably arranged in the circumferential direction can be tightly abutted against the fixedly arranged connecting plates 3 all the time, so that the stacking structure is compact and not loose.

Example 6

With reference to fig. 1 to 15, this embodiment provides a geocell, and an upper cover 5 is added on the basis of embodiments 4 and 5, so as to protect the connecting rod 61 and the positioning pile 2 in the central hole 15, and the specific structure is as follows,

the upper end face of the installation unit 1 is detachably provided with an upper cover 5, two elastic plug-ins 17 are arranged on the circumference of the upper end face of the installation body 11 at equal intervals, the upper cover 5 comprises a round cover body 51 with the same diameter as the installation body 11, and the round cover body 51 is provided with a plug-in hole 52 matched and locked with the elastic plug-ins 17 and an arc opening 53 corresponding to the limit groove 12.

Example 7

With reference to fig. 1 to 15, this embodiment provides a geocell, optimizes the structures of the installation unit 1 and the connection plate 3 on the basis of embodiment 6, so that the installation unit and the connection plate can be vertically inserted and used to form different heights, thereby improving the application range,

the unit board 4 comprises a plurality of height models, and a plurality of mounting units 1 and connecting plates 3 can be vertically spliced to form a height corresponding to the unit board 4.

In a specific structure, the lower end surface of the mounting body 11 is provided with two locking slots 18 corresponding to the elastic plug-in units 17, at least two mounting bodies 11 can be locked by plugging the elastic plug-in units 17 and the locking slots 18, the elastic plug-in units 17 comprise a cylindrical base 171 fixed on the upper end surface of the mounting body 11, a plurality of right-angled triangle elastic buckles 172 are equidistantly arranged on the circumference of the cylindrical base 171, one right-angle side of each elastic buckle 172 faces the axis of the cylindrical base 171, one part of the other right-angle side is fixed on the upper end surface of the cylindrical base 171, the other part of each right-angle side extends out of the cylindrical base 171 to form a step, and the locking slots 18 are step grooves, and each step groove comprises a small hole groove 181 for accommodating the cylindrical base 171 and a large hole groove 182 for accommodating the elastic buckle 172. In the above technical solution, when two installation bodies 11 are vertically inserted, the small hole slots 181 of the locking slots 18 squeeze the elastic buckle 172 to deform, so that the elastic buckle 172 can smoothly enter the large hole slots 182 through the small hole slots 181, and after the elastic buckle 172 enters the large hole slots 182, the deformation is recovered, and the elastic buckle can be clamped at the step of the locking slots 18 to complete locking, and at the moment, the small hole slots 181 accommodate the cylindrical base 171 with the same diameter.

In a specific structure, as shown in fig. 8, the hinge shaft 32 is T-shaped and includes a shaft head 321, a round shaft 322 and a threaded portion 323 that are sequentially connected, one hinge lug 31 is provided with a through hole 311 through which the round shaft 322 passes, the other hinge lug 31 is provided with a step hole 312, the step hole 312 includes a small threaded hole 3121 and a positioning hole 3122, the round shaft 322 passes through the through hole 311, the threaded portion 323 is in threaded connection with the small threaded hole 3121, and the positioning hole 3122 corresponds to the size of the shaft head 321. In the above technical solution, when the two mounting bodies 11 are vertically inserted, the shaft head 321 of the lower hinge shaft 32 can be inserted into the positioning hole 3122 of the upper hinge shaft 32, so that the upper and lower connecting plates 3 complete the butt positioning.

The working principle and working process of the embodiment are as follows: taking the double-layer height in fig. 15 as an example, the mounting units 1 on the upper and lower sides and the connecting plates 3 on the four sides are assembled respectively, and when the mounting units are assembled, the rectangular grooves 3312 in the connecting plates 3 are empty; an upper cover 5 is arranged above the upper installation unit 1, and a transmission piece 6 and a positioning pile 2 are arranged in the lower installation unit 1; the installation units 1 and the connection plates 3 at the upper and lower sides are vertically inserted and fixed, the unit plates 4 with proper heights are inserted into the clamping plates 331 and the cylindrical clamps 332 from top to bottom, then are sequentially placed into the damping plates 333 and the extrusion plates 334, the upper end face of the upper clamping plate 331 is locked by a locking plate 335, and the lower end face of the lower clamping plate 331 is locked by the locking plate 335, so that the assembly is completed.

Example 8

With reference to fig. 1 to 15, this embodiment provides a method for using a geocell, including the following steps:

step S100, pre-assembling: the method comprises the steps that an installation unit 1, a positioning pile 2, a connecting plate 3 and a unit plate 4 are assembled in advance to form a geocell unit, a plurality of geocell units are connected with one another to form a geocell, the geocell is in a stacked state in an initial state, an included angle alpha between two diameter lines is close to 0 DEG, one fixedly arranged connecting plate 3 is tightly abutted against one rotatably arranged connecting plate 3, and the positioning pile 2 is contained in the installation unit 1; the geocell is assembled into different heights according to the process height requirement, and the method specifically comprises the following steps:

step S110, single-layer height: assembling a mounting unit 1, a positioning pile 2, four connecting plates 3 and four unit plates 4 according to the process requirement to obtain a single-layer-height geocell unit, wherein a plurality of geocell units are mutually connected to form a geocell;

step S120, multilayer height: assembling n mounting units 1, n positioning piles 2 and 4n connecting plates 3 according to the process requirement, splicing, assembling four unit plates 4 with target heights according to the process requirement to obtain multi-layer-height geocell units, and connecting the multi-layer-height geocell units to form a geocell;

step S200, unfolding and paving: stretching and unfolding the geotechnical cells in a stacked state through a stretching tool, wherein when the geotechnical cells are unfolded to a limit state, the included angle alpha of two diameter lines is 90 degrees, the geotechnical cells are in a vertical state, a fixedly arranged connecting plate 3 is far away from a rotatably arranged connecting plate 3, a plurality of square cells are formed, and positioning piles 2 extend out of an installation unit 1;

step S300, anchoring filling: knocking the positioning pile 2 to anchor the positioning pile into the bottom soil, then filling the soil engineering cells with filling materials to cover the soil engineering cells, and completing the construction. The filler is earth and stone or concrete material.

The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the scope of the present invention.

Claims (8)

1. The utility model provides a geotechnical grid room, includes columniform installation unit (1), installation unit (1) bottom is equipped with spud (2), and four sides all articulate connecting plate (3), connect cell board (4) between connecting plate (3) that adjacent installation unit (1) correspond, its characterized in that, connecting plate (3) are followed two liang of corresponding settings of diameter line of installation unit (1), and two connecting plates (3) on one diameter line are fixed to be set up, and two connecting plates (3) on the other diameter line are followed installation unit (1) circumference rotatable setting, and the contained angle alpha variation range of two diameter lines is 0 ° < alpha and is less than or equal to 90 ° when rotatory;

the mounting unit (1) comprises a cylindrical mounting body (11), two circular arc-shaped limiting grooves (12) are formed in the upper end face and the lower end face of the mounting body (11) at equal intervals in circumference, a fixed shaft hole (13) is formed in one end of each limiting groove (12), a circular arc-shaped sliding shaft hole (14) is formed in the other end of each limiting groove, and the fixed shaft hole (13) and the sliding shaft hole (14) axially penetrate through the mounting body (11); the connecting plate (3) comprises an upper hinge lug (31) and a lower hinge lug (31), a hinge shaft (32) and a clamping part (33) are arranged between the two hinge lugs (31), the hinge shaft (32) can slidably penetrate through the fixed shaft hole (13) or the sliding shaft hole (14), and the clamping part (33) clamps and fixes the unit plate (4);

clamping part (33) are including vertical banding concave form splint (331), be equipped with cylinder hole (3311) in splint (331), be equipped with the centre gripping in cylinder hole (3311) cylindrical anchor clamps (332) of unit board (4), be equipped with rectangular channel (3312) on two opposite rectangle lateral walls of opening end of splint (331) respectively vertically, rectangular channel (3312) towards unit board (4) one side vertical equidistance is equipped with a plurality of intercommunication damping hole (3313) of rectangular channel (3312), be equipped with rectangular damping board (333) and stripper plate (334) in rectangular channel (3312), be equipped with on damping board (333) with damping hole (3313) corresponding damping arch (3331), stripper plate (334) can push away and squeeze damping board (333), make its damping arch (3331) closely centre gripping unit board (4), the upper and lower both ends of splint (331) are equipped with locking board (335) respectively, locking board (335) are through two bolt (335) of extruding board (334).

2. A geocell according to claim 1, characterized in that the axis of the mounting body (11) is provided with a central hole (15), a plurality of vertical guide rods (16) are arranged on the circumference of the inner wall of the central hole (15) at equal intervals, the positioning pile (2) comprises a cylindrical section (21) and a conical section (22), vertical guide grooves (211) corresponding to the vertical guide rods (16) are arranged on the cylindrical section (21), a thread groove (23) is arranged in the center of the positioning pile (2), the thread groove (23) is internally connected with a transmission member (6) in a threaded manner, the transmission member (6) comprises a connecting rod (61), a threaded rod (62) corresponding to the thread groove (23) is arranged in the center of the connecting rod (61), and two free ends of the connecting rod (61) are connected with the connecting plate (3) which is rotatable in the circumferential direction.

3. A geocell according to claim 2, characterized in that the circumference of the upper end surface of the mounting body (11) is provided with two first permanent magnets (19) at equal intervals, the connecting rod (61) is provided with a second permanent magnet (63) attracted to the first permanent magnet (19) facing the first permanent magnet, and when the first permanent magnet (19) and the second permanent magnet (63) are magnetically attracted and attached, the connecting plate (3) which is rotatably arranged in the circumferential direction tightly abuts against the connecting plate (3) which is fixedly arranged.

4. A geocell according to claim 3, characterized in that the upper end surface of the installation unit (1) is detachably provided with an upper cover (5), two elastic inserts (17) are arranged at equal intervals on the circumference of the upper end surface of the installation body (11), the upper cover (5) comprises a circular cover body (51) with the same diameter as the installation body (11), the circular cover body (51) is provided with a plugging hole (52) matched and locked with the elastic inserts (17), and an arc opening (53) corresponding to the limit groove (12).

5. A geocell according to claim 4, wherein the cell (4) comprises a plurality of height models, and wherein a plurality of the mounting units (1) and the connection plates (3) are vertically insertable to form a height corresponding to the cell (4).

6. The geocell according to claim 5, wherein the lower end surface of the installation body (11) is provided with two locking slots (18) corresponding to the elastic plug-in units (17), at least two installation bodies (11) can be locked with the locking slots (18) through plugging of the elastic plug-in units (17), the elastic plug-in units (17) comprise a cylindrical base (171) fixed on the upper end surface of the installation body (11), a plurality of right-angled triangular elastic buckles (172) are equidistantly arranged on the circumference of the cylindrical base (171), one right-angled side of each elastic buckle (172) faces the axis of the cylindrical base (171), one right-angled side of each elastic buckle is fixed on the upper end surface of the cylindrical base (171), the other right-angled side of each elastic buckle is partially extended out of the cylindrical base (171) to form a step, and the locking slots (18) are stepped grooves and comprise small hole grooves (181) for accommodating the cylindrical base (171) and large hole grooves (182) for accommodating the elastic buckles (172).

7. The geocell according to claim 6, wherein the hinge shaft (32) is T-shaped and comprises a shaft head (321), a round shaft (322) and a threaded portion (323) which are sequentially connected, one hinge lug (31) is provided with a through hole (311) for the round shaft (322) to pass through, the other hinge lug (31) is provided with a step hole (312), the step hole (312) comprises a small threaded hole (3121) and a positioning hole (3122), the round shaft (322) passes through the through hole (311), the threaded portion (323) is in threaded connection with the small threaded hole (3121), and the positioning hole (3122) corresponds to the size of the shaft head (321).

8. The method of claim 7, comprising the steps of:

step S100, pre-assembling: the method comprises the steps that an installation unit (1), a positioning pile (2), a connecting plate (3) and a unit plate (4) are assembled in advance to form geocell units, a plurality of geocell units are connected with one another to form a geocell, the geocell is in a stacked state in an initial state, an included angle alpha between two diameter lines is close to 0 DEG, one connecting plate (3) which is fixedly arranged is tightly abutted against one connecting plate (3) which is rotatably arranged, and at the moment, the positioning pile (2) is accommodated in the installation unit (1); the geocell is assembled into different heights according to the process height requirement, and the method specifically comprises the following steps:

step S110, single-layer height: assembling a mounting unit (1), a positioning pile (2), four connecting plates (3) and four unit plates (4) according to process requirements to obtain geocell units with single-layer height, wherein a plurality of geocell units are mutually connected to form a geocell;

step S120, multilayer height: assembling n mounting units (1), n positioning piles (2) and 4n connecting plates (3) according to the process requirements, then splicing, assembling four unit plates (4) with target heights according to the process requirements to obtain geocell units with multi-layer heights, and connecting the geocell units with the multi-layer heights to form a geocell;

step S200, unfolding and paving: stretching and unfolding the geotechnical cells in a stacked state through a stretching tool, wherein when the geotechnical cells are unfolded to a limit state, the included angle alpha of two diameter lines is 90 degrees, the geotechnical cells are in a vertical state, a fixedly arranged connecting plate (3) is far away from the rotatably arranged connecting plate (3), a plurality of square cells are formed, and positioning piles (2) extend out of the mounting unit (1);

step S300, anchoring filling: knocking the positioning pile (2) to anchor the positioning pile into the bottom soil, then filling the filling material into the geocell to cover the geocell, and completing the construction.