CN113897944B - Soft soil foundation reinforcing apparatus based on intelligence initiative drainage - Google Patents
Soft soil foundation reinforcing apparatus based on intelligence initiative drainage Download PDFInfo
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- CN113897944B CN113897944B CN202111227998.5A CN202111227998A CN113897944B CN 113897944 B CN113897944 B CN 113897944B CN 202111227998 A CN202111227998 A CN 202111227998A CN 113897944 B CN113897944 B CN 113897944B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
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Abstract
The invention discloses a soft soil foundation reinforcing device based on intelligent active drainage, belonging to the technical field of soft soil foundation reinforcing treatment, and comprising an unfolding mechanism; a rigid shell that can be folded and unfolded; the outer wall of the shell is fixedly connected with a drainage plate, the bottom of the shell is covered with a filter layer in a sealing manner, when the shell is inserted into a soft foundation in a folding state, the unfolding mechanism can be inserted into the shell and can expand along with the expansion of the unfolding mechanism to extrude the soft foundation soil body by unfolding the shell, so that a water storage cavity is formed inside the shell; the invention has the advantages of convenient use, high drainage efficiency, short construction period, good sand filling effect and favorable effect of improving the bearing capacity after the soft soil foundation is reinforced.
Description
Technical Field
The invention relates to the technical field of soft soil foundation reinforcement treatment, in particular to a soft soil foundation reinforcement device based on intelligent active drainage.
Background
At present, the definition of the national highway industry standard on the soft soil foundation refers to a soft soil layer with low strength and high compression amount, most of the soft soil layer contains certain organic substances, and because the soft soil has low strength and large sinking amount, great harm is often brought to road engineering, such as improper treatment, great influence is caused to the construction and use of the highway, the common soft soil foundation treatment methods include a sand and stone material replacement method, a cement stirring reinforcement method, a preloading method, a vacuum preloading method and the like, and the methods are mature and have respective applicability and advantages and disadvantages;
the prior art discloses a Chinese patent of 'method for reinforcing soft soil foundation by air extrusion and drainage and air bag used therein' with application number of 200710057012.8, application date of 2007, 03 and 27, and publication number of CN100560871, the air bag is provided with a multi-cavity air bag body which is fixed on the inserted link, the air bag body is internally provided with an independent closed cavity, the air bag is inserted into the soft soil foundation layer, the air bag body is inflated to extrude the soil body around the air bag body, the pore water pressure in the soil body is increased, firstly, the pore water in the soil body close to the periphery of the air bag permeates the drainage material on the outer layer of the air bag and is discharged upwards, along with the time, the pore water in the soil body far away from the air bag can also gradually permeate the drainage material on the outer layer of the air bag and is discharged upwards, after the air bag extrudes the soil body, a hole can be formed, and when the air bag is pulled out, some economic sandy soil materials can be filled into the hole;
although the method for reinforcing the soft soil foundation by air extrusion and drainage and the used air bag can enable the reinforced foundation soil to form a composite foundation, the bearing capacity of the composite foundation can be further improved, the method has the disadvantages that the air bag body needs to detect and periodically supplement air to keep the pressure of the extruded soil constant, time and labor are wasted, the drainage speed is slow, in addition, the air bag needs to be withdrawn to fill the sand material in the cavity formed by the air bag, the cavity is easy to collapse and the effect of filling the sand is poor;
therefore, in view of the above problems, the present invention provides a soft soil foundation reinforcing device based on intelligent active drainage, which has high drainage efficiency, is beneficial to shortening the drainage period, has good sandy soil filling effect, and is beneficial to improving the bearing capacity after reinforcement.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a soft soil foundation reinforcing device based on intelligent active drainage.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention discloses a soft soil foundation reinforcing device based on intelligent active drainage, which comprises:
a deployment mechanism;
a rigid shell that can be folded and unfolded;
the outer wall of the shell is fixedly connected with a drainage plate, the bottom of the shell is covered with a filter layer in a sealing manner, when the shell is inserted into a soft foundation in a folding state, the unfolding mechanism can be inserted into the shell and can expand along with the expansion of the unfolding mechanism to extrude the soft foundation soil body by unfolding the shell, so that a water storage cavity is formed inside the shell; and
the water storage cavity is internally provided with a plurality of water drainage frames, and the water drainage frames can be movably connected with the inner wall of the shell through a disassembly structure.
Further, the deployment mechanism is an airbag.
Further, the drain frame rigidly supports the housing to remain unfolded.
Further, the projection of the housing on the horizontal plane may be configured to be folded in a line shape, or may be unfolded in a rectangular cross-sectional shape by the driving force provided by the unfolding mechanism.
Further, the shell comprises two extrusion plates which are parallel to each other and used for clamping the unfolding mechanism and two groups of folding plates;
the extrusion plate with the folded sheet surrounds through the hinge head and the tail connection in proper order and forms water storage chamber lateral wall, water storage chamber bottom is passed through the filter layer with the extrusion plate with folded sheet lateral wall fixed connection.
Further, the stripper plate middle part is formed with the recess for the bearing the inserted bar that deployment mechanism set up, the stripper plate both ends all are formed with the orientation the reverse pterygoid lamina that the water storage chamber extends, wherein, under the casing fold condition, two the stripper plate reverse pterygoid lamina terminal coincidence.
Furthermore, the folded sheet includes two plate bodys at least, two the plate body passes through hinged joint, and two the plate body is located hinge side still is provided with the overlap joint structure, is used for making two the plate body is crisscross to coincide to the closing cap the folding seam of folded sheet.
Furthermore, a drainage channel extending along the length direction of the drainage rack is formed in the drainage rack and used for draining accumulated water in the water storage cavity.
Further, the drain frame includes a main plate body supporting the housing;
the shell faces the side wall of the water storage cavity side, a sliding groove is formed in the side wall of the shell along the depth direction of the soft soil foundation and is in sliding connection with the main board body, and the sliding groove is of the dismounting structure.
Furthermore, the drainage rack also comprises a rib plate, and the rib plate is perpendicular to the main plate body and is used for assisting in supporting the shell.
In the technical scheme, the soft soil foundation reinforcing device based on intelligent active drainage has the beneficial effects that;
compared with the prior art, the soft soil foundation reinforcing device comprises an unfolding mechanism, a shell of a hard structure and a drainage rack;
the drainage frame is arranged in the shell from the opening part at the top end of the shell to replace the rigid support shell of the unfolding mechanism, so that the shell is kept in the unfolding state, the periodic inspection and maintenance link of an operator is saved, and the problem of waste of drainage time of the soft soil foundation caused by the fact that the maintenance is not in place is also avoided;
secondly, under the extrusion of the shell, pore water in the soil body enters the water storage cavity through the filter layer in the soft soil foundation, so that the pore water in the soil body of the soft soil foundation seeps out from the side wall of the shell and the water storage cavity, the drainage efficiency is greatly improved, and meanwhile, the drainage frame can be used as a water guide pipe to be connected with external pumping equipment, so that the drainage efficiency can be further improved;
in addition, after the soft soil foundation soil body is compact, the filter layer is destructively removed through external force, the sand and stone materials can be filled in the water storage cavity, the reinforcing purpose of the soft soil foundation is completed, and finally the drainage shell is pulled out one by one, so that the drainage frame and the shell can be conveniently reused, and resources are saved.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of an overall structure of a soft soil foundation reinforcing device based on intelligent active drainage disclosed by the invention;
FIG. 2 is a front view of the soft soil foundation reinforcing device based on intelligent active drainage disclosed by the invention;
FIG. 3 is a top view of the soft soil foundation reinforcing device based on intelligent active drainage disclosed by the invention;
FIG. 4 is a top view of the soft soil foundation reinforcing device based on intelligent active drainage in an unfolded state;
fig. 5 is an axonometric view of the unfolding state of the shell of the soft soil foundation reinforcing device based on intelligent active drainage disclosed by the invention.
Description of reference numerals:
10. a deployment mechanism; 11. inserting a rod;
20. a housing; 21. a pressing plate; 211. a groove; 212. a reverse wing panel; 213. a chute; 22. folding the board; 221. a first plate body; 222. a second plate body; 223. a lap plate; 224. a card slot; 225. a first sealing body; 226. a second sealing body; 23. a filter layer; 24. a hinge; 25. a water storage cavity;
30. a drain frame; 31. a main board body; 32. a drainage channel; 33. a water inlet; 34. a water outlet; 35. a rib plate.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1;
a soft soil foundation reinforcing device based on intelligent active drainage comprises an unfolding mechanism 10 and a hard shell 20 capable of being folded and unfolded, wherein the shell 20 has a folded state and an unfolded state; the outer wall of the shell 20 is fixedly connected with a drainage plate, the bottom of the shell 20 is covered with a filter layer 23, when the shell 20 is inserted into a soft foundation in a folded state, the unfolding mechanism 10 can be inserted into the shell 20 and expands along with the unfolding mechanism 10 to unfold the shell 20 to extrude the soft foundation soil body, so that a water storage cavity 25 is formed inside the shell 20; and a plurality of draining racks 30 which can be arranged in the water storage cavity 25, wherein the draining racks 30 can be movably connected with the inner wall of the shell 20 through a detachable structure.
Specifically, the top of the housing 20 has an opening, and most simply, the housing 20 includes two plates attached to each other, a part of the attached region forms a cavity (rib plate structure or groove structure is provided on the inner side of the plate) for accommodating or providing operation, the deployment mechanism 10 is at least partially located in the cavity, the bottom of the housing 20 is fixedly connected with the filter layer 23, the housing 20 can be synchronously pressed into the soil of the soft soil foundation with the deployment mechanism 10 in a folded state, the housing can be pressed in the height direction to be directly inserted into the soft soil foundation due to the smaller dimension in the width direction in the folded state, in some regions with larger pressure or housings with larger dimension, a hydraulic mechanism is preferably selected as the deployment mechanism, the hydraulic mechanism can provide a large driving force, in regions with smaller pressure or housings with smaller dimension, preferably, the deployment mechanism 10 is an air bag, and the arrangement of the air bag is more convenient, after the shell 20 enters the soft soil foundation, the shell is unfolded under the driving of the expansion of the air bag, if two oppositely arranged plates move away from each other, a water storage cavity 25 is formed in the shell 20, the drainage frame 30 is installed into the shell 20 from the top opening part of the shell 20 in the unfolded state, so as to replace the unfolding mechanism 10 such as the air bag, the shell 20 is rigidly supported by the drainage frame 30, the shell 20 is kept in the unfolded state, the air bag pressure maintaining state is saved, the links of air bag air supplement to the air bag periodically by operators are saved, meanwhile, the phenomenon that the air bag leaks air and wastes the drainage time of the soft soil foundation is avoided, in the structure, under the extrusion of the shell 20, pore water in the soil body of the soft soil foundation penetrates through the filter layer 23 to enter the water storage cavity 25, the pore water in the soil body of the soft soil foundation seeps out from the side wall of the shell 20 and the water storage cavity 25, the drainage efficiency is greatly improved, and the drainage frame 30 can be used as a water guide pipe to be connected with external equipment for pumping water, the water pumping device can discharge accumulated water in the water storage cavity 25 in time, so that the water discharging efficiency is further improved.
The filter layer 25 is a flexible structure such as a filter cloth, etc. that can be switched between a folded state and an unfolded state, and the unfolding mechanism 10 can be virtually any power structure that can be extended, such as a hydraulic cylinder, a telescopic rod, etc., but is preferably an air bag that can be deformed to provide a large driving area and uniform driving force.
When the housing 20 is unfolded, the bottom of the housing is provided with the filter layer 25, the filter layer 25 with a flexible structure can be automatically unfolded, but the side wall of the housing, namely the width direction, can be provided with a telescopic structure, such as a telescopic plate, preferably, the filter layer 25 can also be provided with a filter layer, such as a cloth with good toughness and certain bearing capacity, and thus, the filter layer 25 can be correspondingly unfolded along with the unfolding of the housing.
In addition, when the drainage of the soil body of the soft soil foundation is finished and the soil body is compacted, the filter layer 23 is destructively removed through external force, the sand and stone materials can be filled into the water storage cavity 25, the reinforcement purpose of the soft soil foundation is completed, and finally the drainage frame 30 and the shell 20 are pulled out one by one, so that the drainage frame 30 and the shell 20 can be conveniently reused; in some optional embodiments, the drainage frame 30 and the casing 20 are made of steel materials, and can be directly left in the soft soil foundation as a reinforcement to improve the bearing capacity of the soft soil foundation.
Referring to fig. 3 and 4, it is preferable that the housing 20 has a projection on a horizontal plane configured to be folded in a line or approximately folded in a line, or to be unfolded in a rectangular section by a driving force provided by the unfolding mechanism 10.
Specifically, when the shell 20 is folded in a straight line shape, the top end of the shell 20 and the unfolding mechanism 10 are synchronously pressed into a soft soil foundation through external pressure equipment such as various engineering machinery capable of pressing downwards, when the housing 20 is pressed in, the deployment mechanism 10, such as an airbag, inflates, as a driving force, to drive the housing 20 to deploy in a rectangular sectional shape, thereby expanding the volume of the shell 20 to extrude the soil body of the soft soil foundation, leading pore water in the soil body to seep out, putting the shell 20 into the drainage rack 30 after being unfolded, the casing 20 is supported by the drainage frame 30 to be unfolded, pore water in the soil body enters the water storage cavity 25 through the filter layer 23, therefore, pore water in the soil body can be synchronously discharged from the water storage cavity 25 and the drainage plate on the outer wall of the shell 20, so that the drainage efficiency is improved, and preferably, the filter layer 23 can be geotextile in the prior art and also can be flexible cloth or filter screen made of other materials capable of permeating water.
Referring to fig. 4 and 5, preferably, the housing 20 includes two pressing plates 21 and two folding plates 22 parallel to each other for holding the unfolding mechanism 10; the extrusion plate 21 and the folding plate 22 are sequentially connected end to end through a hinge 24 to surround to form a side wall of a water storage cavity 25, and the bottom of the water storage cavity 25 is fixedly connected with the extrusion plate 21 and the side wall of the folding plate 22 through a filter layer 23.
Specifically, referring to fig. 4, the casing 20 includes two extrusion plates 21 and two sets of folding plates 22, the two extrusion plates 21 are arranged in parallel, and the side portions of the two extrusion plates 21 are connected with the folding plates 22 through hinges 24, so that the cross section of the casing 20 after being unfolded is in a rectangular structure, the water storage cavity 25 has a box structure with four side walls and one bottom wall, the bottom wall is a filter layer 23, the casing 20 is in an open structure, and the unfolding mechanism 10 and the drainage rack 30 can be conveniently placed in the water storage cavity 25;
referring to fig. 4, preferably, a groove 211 is formed in the middle of the pressing plate 21 for supporting the insertion rod 11 disposed on the unfolding mechanism 10, the shape of the insertion rod 11 is adapted to the groove 211, so that the insertion rod 11 also serves as a support mechanism for the middle of the two pressing plates 21 in the middle to prevent the middle from being pressed and collapsed during the insertion process, and opposite wings 212 extending toward the water storage cavity 25 are formed at both ends of the pressing plate 21, wherein in the folded state of the housing 20, the ends of the opposite wings 212 of the two pressing plates 21 are overlapped, so that the two opposite wings 212 protect the first folding plate 22 on one hand and form a pointed structure to facilitate the insertion on the other hand; more importantly, in the unfolding state, a containing cavity is formed between the two reverse wing plates 212, the containing cavity is filled with soft soil, the containing cavity and the contents in the containing cavity provide an additional supporting force from inside to outside to the extrusion plate, the supporting force is opposite to the extrusion force of other soft soil to the extrusion plate 21, the auxiliary force provided by the extruded object reduces the driving force of the unfolding mechanism, and the soft soil is extruded under higher pressure due to the small mouth and the large abdomen of the containing cavity, so that higher auxiliary force can be provided. Furthermore, the inwardly inclined reverse wing 212 forms a slope, and the soft soil on the front surface of the pressing plate 21 is continuously conveyed to both sides through the slope, so that the pressing pressure of the unfolding mechanism is reduced.
Specifically, in the structure, a groove 211 is formed in the middle of the extrusion plate 21, the insertion rod 11 is arranged on the unfolding mechanism 10, a boss portion is arranged at the top end of the insertion rod 11, when the shell 20 is folded, the insertion rod 11 can be supported through the groove 211, when the shell 20 is inserted into a soft soil foundation, the unfolding mechanism 10 and the shell 20 can be synchronously inserted into the soft soil foundation, and the position of the insertion rod 11 in the water storage cavity 25 can be limited through the groove 211 to play a limiting role;
referring to fig. 4, it is preferable that the folding plate 22 includes at least two plate bodies connected by a hinge, and the two plate bodies are further provided with a lap joint structure at the hinge side for overlapping the two plate bodies in a staggered manner, thereby covering the folding seam of the folding plate 22.
Specifically, the folding plate 22 includes a first plate body 221 and a second plate body 222, and a first sealing body 225 and a second sealing body 226;
one side of the first plate body 221 is hinged with the side of the second plate body 222 through a hinge 24, a lapping structure is arranged on the side of the first plate body 221, which is located on the side of the second plate body 222, the first plate body 221 and the second plate body 222 are overlapped in a staggered manner to cover the folding seam of the folding plate 22 through the lapping structure, a first sealing body 225 is arranged in the lapping structure, in the structure, the folding seam of the first plate body 221 and the second plate body 222 is sealed through the first sealing body 225, a second sealing body 226 is arranged on the side of the first plate body 221 and the second plate body 222, which is far away from the lapping structure, and is in sealing contact with the extrusion plate 21 through the second sealing body 226, preferably, both the first sealing body 225 and the second sealing body 226 can be rubber sealing strips in the prior art;
the lap joint structure comprises a lap joint plate 223 formed on the first plate body 221 and a clamping groove 224 formed on the second plate body 222, when the folding plate 22 is in an unfolded state, the lap joint plate 223 is overlapped with the clamping groove 224, the clamping groove 224 or the side part of the lap joint plate 223 is fixedly connected with the first sealing body 225, and in the structure, pore water in the soft soil foundation soil body can be effectively ensured to penetrate through the filter layer 23 and enter the water storage cavity 25 through the first sealing body 225 and the second sealing body 226.
In another embodiment provided by the present invention, further, the extrusion plate includes a first pressing plate and a second pressing plate hinged to each other, the hinge point and the rotating shaft of the first pressing plate and the second pressing plate are disposed in the middle of the extrusion plate, the hinge structure of the first pressing plate and the second pressing plate can be identical to the hinge structure of the first plate 221 and the second plate 222, that is, can be a lap joint structure, but in an initial state, the first pressing plate and the second pressing plate still have a straight shape, which is advantageous in that, when the extrusion plate is unfolded, the extrusion plate receives the extrusion of the air bag to form a V-shaped structure, that is, the rotating shaft positions of the first plate and the second plate are protruded outward to extrude the soft soil foundation, and in this case, the V-shaped structure protruded outward can allow the soft soil to flow to both sides, thereby reducing the extrusion pressure, and finally forming a hexagonal structure, and the volume inside the hexagon is larger than the original rectangle, the soft soil reinforcing effect is better, but the force applied by the unfolding mechanism is smaller, in a further embodiment, the extrusion plate can be even provided with more than three sections, the more the number of the sections is, the more the formed structure is close to a circle, the enclosed volume is larger, and the larger the corresponding extrusion space is, the better the soft soil reinforcing effect is. Meanwhile, the deployment mechanism is an air bag, so that the extrusion structure with different shapes has excellent adaptability, and the two extrusion structures have good matching effect.
Furthermore, the reverse wing plates 212 are connected to the extrusion plates in a rotating mode, the arrangement is that in the unfolding starting stage, the two reverse wing plates 212 are always attached to form a wedge-shaped tail end, soft soil is convenient to flow in a continuous extruding mode on the one hand, a stable tail end maintaining structure is provided for the whole unfolding structure on the other hand, the tail end is prevented from floating randomly, and in the unfolding middle process, when the end portions of the two extrusion plates are separated, the two reverse wing plates can be separated until the two reverse wing plates are formed finally.
Referring to fig. 1, preferably, a drain passage 32 is formed inside the drain frame 30 to extend along the length of the drain frame 30 for draining accumulated water in the water storage chamber 25.
Specifically, in order to discharge accumulated water in the water storage cavity 25 in time, in the structure, the drainage frame 30 is used as a water guide pipe, a drainage channel 32 is formed in the drainage frame 30 along the length direction of the drainage channel, as shown in fig. 1, a water inlet 33 communicated with the drainage channel 32 is circumferentially distributed on the side wall of the drainage frame 30 close to the bottom end, a water outlet 34 communicated with the drainage channel 32 is formed in the top end of the drainage frame 30, and the water outlet 34 is communicated with external pumping equipment, so that accumulated water in the water storage cavity 25 is discharged in time, the drainage efficiency of a soft soil foundation is improved, and the construction period is shortened;
referring to fig. 1, preferably, the drain frame 30 includes a main plate body 31 supporting the case 20;
wherein, the side wall of the casing 20 facing the water storage cavity 25 side is provided with a chute 213 slidably connected with the main board 31 along the depth direction of the soft soil foundation, and the chute 213 is a detachable structure. Preferably, the drainage frame 30 further includes a rib plate 35, wherein the rib plate 35 is perpendicular to the main plate body 31 and assists in supporting the housing 20.
Specifically, referring to fig. 4 and 5, the drainage frame 30 includes a main plate 31 supporting two pressing plates 21, the main plate 31 is perpendicular to the pressing plates 21 of the housing 20, a column is disposed in the middle of the main plate 31, and a drainage channel 32 is disposed in the column; the side wall of the extrusion plate 21 facing the water storage cavity 25 is provided with a plurality of sliding grooves 213 which are in sliding connection with the side part of the main plate body 31 along the depth direction of the soft soil foundation, the sliding grooves 213 can be arranged at a plurality and are symmetrically distributed at two sides of the groove 211 at intervals, two opposite sliding grooves 213 of the two extrusion plates 21 form a group, after the unfolding mechanism 10 is withdrawn from the water storage cavity 25, a plurality of drainage racks 30 can be simultaneously inserted into the water storage cavity 25, and the support stability and the drainage efficiency are ensured;
in order to ensure that the folding plate 22 is unfolded in place, the side part of the upright post of the drainage frame 30 is also provided with a rib plate 35, the rib plate 35 and the main plate body 31 are arranged perpendicular to each other, and the rib plate 35 is contacted with the side wall of the first plate body 211 of the folding plate 22, so that the folding plate 22 is supported in an auxiliary manner to be unfolded;
in the technical scheme, the soft soil foundation reinforcing device based on intelligent active drainage provided by the invention has the beneficial effects that:
compared with the prior art, the soft soil foundation reinforcing device comprises an unfolding mechanism, a shell of a hard structure and a drainage rack;
the drainage frame is arranged in the shell from the opening part at the top end of the shell to replace the rigid support shell of the unfolding mechanism, so that the shell is kept in the unfolding state, the periodic inspection and maintenance link of an operator is saved, and the problem of waste of drainage time of the soft soil foundation caused by the fact that the maintenance is not in place is also avoided;
secondly, under the extrusion of the shell, pore water in the soil body enters the water storage cavity through the filter layer in the soft soil foundation, so that the pore water in the soil body of the soft soil foundation seeps out from the side wall of the shell and the water storage cavity, the drainage efficiency is greatly improved, and meanwhile, the drainage frame can be used as a water guide pipe to be connected with external pumping equipment, so that the drainage efficiency can be further improved;
in addition, after the soft soil foundation soil body is compact, the filter layer is destructively removed through external force, the sand and stone materials can be filled in the water storage cavity, the reinforcing purpose of the soft soil foundation is completed, and finally the drainage shell is pulled out one by one, so that the drainage frame and the shell can be conveniently reused, and resources are saved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a soft soil foundation reinforcing apparatus based on intelligence initiative drainage which characterized in that includes:
a deployment mechanism (10);
a rigid shell (20) that can be folded and unfolded;
the outer wall of the shell (20) is fixedly connected with a drainage plate, the bottom of the shell (20) is covered with a filter layer (23), when the shell (20) is inserted into a soft soil foundation in a folded state, the unfolding mechanism (10) can be inserted into the shell (20) and can unfold the shell (20) to extrude a soft foundation soil body along with the expansion of the unfolding mechanism (10), so that a water storage cavity (25) is formed inside the shell (20); and
the drainage racks (30) can be placed in the water storage cavity (25), and the drainage racks (30) can be movably connected with the inner wall of the shell (20) through a dismounting structure;
the shell (20) comprises two parallel extrusion plates (21) used for clamping the unfolding mechanism (10) and two groups of folding plates (22);
the extrusion plate (21) and the folding plate (22) are sequentially connected end to end through hinges (24) to surround to form the side wall of the water storage cavity (25), and the bottom of the water storage cavity (25) is fixedly connected with the extrusion plate (21) and the side wall of the folding plate (22) through the filter layer (23);
a groove (211) is formed in the middle of the squeezing plate (21) and is used for supporting an insertion rod (11) arranged on the unfolding mechanism (10), reverse wing plates (212) extending towards the water storage cavity (25) are formed at two ends of the squeezing plate (21), and the tail ends of the reverse wing plates (212) of the two squeezing plates (21) are overlapped when the shell (20) is folded;
in the unfolded state of the housing (20), a containing cavity is formed between the two opposite wing plates, the containing cavity is filled with soft soil, and the containing cavity and the contents in the containing cavity give an additional supporting force from inside to outside to the extrusion plate.
2. A soft soil foundation reinforcing device based on intelligent active drainage of claim 1, wherein;
the deployment mechanism (10) is an airbag.
3. A soft soil foundation reinforcing device based on intelligent active drainage according to claim 1 or 2, characterized in that;
the drain stand (30) rigidly supports the housing (20) to remain deployed.
4. A soft soil foundation reinforcing device based on intelligent active drainage according to claim 3, characterized in that;
the projection of the housing (20) on the horizontal plane is configured to be foldable in a line shape, or to be unfolded in a rectangular section shape by the driving force provided by the unfolding mechanism (10).
5. A soft soil foundation reinforcing device based on intelligent active drainage of claim 1, wherein;
the folding plate (22) at least comprises two plate bodies which are connected through a hinge (24), and the two plate bodies are located on the side of the hinge (24) and are also provided with lap joint structures for enabling the two plate bodies to be overlapped in a staggered mode, so that the folding seam of the folding plate (22) is covered.
6. A soft soil foundation reinforcing device based on intelligent active drainage according to claim 4, characterized in that;
and a drainage channel (32) extending along the length direction of the drainage frame (30) is formed in the drainage frame (30) and is used for draining accumulated water in the water storage cavity (25).
7. A soft soil foundation reinforcing device based on intelligent active drainage of claim 6, characterized in that;
the drain frame (30) includes a main plate body (31) supporting the case (20);
wherein, casing (20) orientation the lateral wall of water storage chamber (25) side is seted up along soft soil foundation depth direction with mainboard body (31) sliding connection's spout (213), spout (213) are the dismantlement structure.
8. A soft soil foundation reinforcing device based on intelligent active drainage of claim 7, characterized in that;
the drainage rack (30) further comprises rib plates (35), and the rib plates (35) are perpendicular to the main plate body (31) to assist in supporting the shell (20).
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| CN202111227998.5A CN113897944B (en) | 2021-10-21 | 2021-10-21 | Soft soil foundation reinforcing apparatus based on intelligence initiative drainage |
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| CN202111227998.5A CN113897944B (en) | 2021-10-21 | 2021-10-21 | Soft soil foundation reinforcing apparatus based on intelligence initiative drainage |
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| CN113897944B true CN113897944B (en) | 2022-05-06 |
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| CN108867618A (en) * | 2018-06-14 | 2018-11-23 | 浙江大学 | Drainage plate and method under piling prepressing with air bag |
| CN110206013A (en) * | 2019-03-26 | 2019-09-06 | 河海大学 | A kind of ultra-soft barged-in fill shallow-layer solidification equipment and its curing method |
| CN213204077U (en) * | 2020-08-31 | 2021-05-14 | 广东劲拓建设工程有限公司 | Soft soil foundation rapid prepressing drainage consolidation system |
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| CN102071681A (en) * | 2011-01-18 | 2011-05-25 | 北京航空航天大学 | Extrusion-expansion device for whole pile long extrusion-expansion bored concrete pile construction and construction method |
| CN102134848A (en) * | 2011-01-18 | 2011-07-27 | 北京航空航天大学 | Extruding and extending device for horizontal loading drainage solidifying soft soil reinforcement and construction method thereof |
| CN205012315U (en) * | 2015-10-15 | 2016-02-03 | 浙江海洋学院 | Extrusion vacuum soft soil foundation treatment device |
| CN108867618A (en) * | 2018-06-14 | 2018-11-23 | 浙江大学 | Drainage plate and method under piling prepressing with air bag |
| CN110206013A (en) * | 2019-03-26 | 2019-09-06 | 河海大学 | A kind of ultra-soft barged-in fill shallow-layer solidification equipment and its curing method |
| CN213204077U (en) * | 2020-08-31 | 2021-05-14 | 广东劲拓建设工程有限公司 | Soft soil foundation rapid prepressing drainage consolidation system |
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| CN113897944A (en) | 2022-01-07 |
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