Soft ground reinforcement device for engineering foundation construction and construction method thereof

Abstract

The application discloses a kind of soft ground reinforcement device and method for engineering foundation construction, it is related to ground reinforcement technical field, including drainage component and reinforcing plate, the middle part of reinforcing plate is fixedly connected with " well " shaped baffle, " well " shaped baffle is divided into multiple reference grooves with the size matching of drainage component in reinforcing plate;Drainage component includes water suction cylinder, the top of water suction cylinder two sides is fixedly connected with mounting head, the middle part of mounting head is provided with threaded hole, for the installation positioning of drainage component, the middle part of water suction cylinder is equipped with hydraulic movable end.The soft ground reinforcement device for engineering foundation construction, hydraulic equipment is pulled upwards by hydraulic movable end and sealing plug, can form negative pressure in water suction cylinder, multiple water suction pipes A cooperate filter screen layer on outside, can absorb liquid inside reference groove, absorb liquid in multiple reference grooves, it is easy to operate and use, after foundation laying, can greatly prolong the service life of construction engineering and maintain the stability of construction engineering support.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of foundation reinforcement, in particular to a soft foundation reinforcement device for engineering foundation construction and a construction method thereof. BACKGROUND

[0002] In the foundation construction of road engineering such as highways and railways, the stability of direct foundation laying is poor in some areas due to soft geology and internal liquid, and in the foundation construction of road engineering, the area needs to be reinforced to improve the stability of foundation construction and reduce subsequent construction safety hazards. At present, soft foundation reinforcement is mostly completed by laying foundation structures on the top of soft foundation to reinforce the soft foundation, but for construction projects that need to be used for a long time, this reinforcement method is still prone to settlement, subsidence and other conditions caused by soft foundation in long-term use, and the safety hazards of long-term use are still large.

[0003] Therefore, a soft foundation reinforcement device for engineering foundation construction and a construction method thereof are proposed to solve the above problems. SUMMARY

[0004] The purpose of the present application is to provide a soft foundation reinforcement device for engineering foundation construction and a construction method thereof to solve the problem of the existing soft foundation reinforcement method of laying foundation structures on the top of soft foundation to reinforce the soft foundation, which is prone to settlement, subsidence and other conditions caused by soft foundation for construction projects that need to be used for a long time, and has large safety hazards in long-term use.

[0005] To achieve the above purpose, the present application is implemented by the following technical scheme: a soft foundation reinforcement device for engineering foundation construction, comprising a drainage assembly and a reinforcement plate, the middle part of the reinforcement plate is fixedly connected with a "well"-shaped partition plate, and the "well"-shaped partition plate divides the inside of the reinforcement plate into multiple reference grooves matched in size with the drainage assembly.

[0006] The drainage assembly comprises a water suction cylinder, the top of the water suction cylinder is fixedly connected with mounting heads symmetrically on both sides, the middle part of the mounting head is provided with a threaded hole for installation and positioning of the drainage assembly, the middle part of the water suction cylinder is provided with a hydraulic movable end, the bottom of the hydraulic movable end is fixedly connected with a sealing plug plate matched with the inner wall of the water suction cylinder, and the top of the hydraulic movable end penetrates the top of the water suction cylinder and is connected with a hydraulic device.

[0007] The bottom outside of the water suction cylinder is fixedly connected with multiple water suction pipes A penetrating inward, and the inside of the water suction pipe A is fixedly connected with a filter screen layer.

[0008] Optionally, the outside of the water suction pipe A is fixedly connected with a flange A, the flange A is provided with a flange B, and one side of the flange B is fixedly connected with an extension pipe.

[0009] Optionally, the middle part of the "well"-shaped partition plate is fixedly connected with a middle partition plate.

[0010] Optionally, the plurality of reference grooves are equal in size, and the plurality of middle partition plates are identical in specification.

[0011] Optionally, the outer surface of the sealing plug plate is fixedly connected with a sealing gasket.

[0012] Optionally, the filter screen layer is a double-layer filter screen layer.

[0013] Optionally, the bottom of the water suction cylinder is detachably and fixedly installed with a hollow drill bit.

[0014] Optionally, the middle part of the hollow drill bit is provided with a water suction pipe B, one side of the water suction cylinder is fixedly connected with a positioning block, and the end of the water suction pipe B away from the hollow drill bit is fixedly connected with a water suction pump upwardly penetrating through the positioning block.

[0015] A construction method for soft ground reinforcement for engineering foundation construction, comprising the following steps:

[0016] S1, the drainage assembly is connected and installed with the hoisting equipment through the installation head, according to the size of the soft ground area, the reinforcement plate is installed by splicing assembly and welding, the "well"-shaped partition plate is fixed in the interior of the reinforcement plate, and then the reinforcement plate is laid around the soft ground;

[0017] S2, the position of the drainage assembly is adjusted through the hoisting equipment, so that the drainage assembly corresponds to the reference groove, the drainage assembly is immersed into the interior of the soft ground through the hoisting equipment, the negative pressure is formed in the water suction cylinder through the lifting hydraulic movable end, the liquid adsorption of the specified reference groove area is performed through the water suction cylinder in the process of continuous upward movement of the hydraulic movable end, and the solid residues and the like are blocked through the filter screen layer;

[0018] S3, after the drainage assembly performs liquid adsorption in a group of reference grooves and is lifted through the hoisting equipment, the coarse sand can be filled into the formed groove hole through another hoisting assembly of the hoisting equipment, so that the overall stability of the part is stronger, at the same time, the liquid adsorption of the plurality of reference grooves is performed in the above S step mode, and then the extension pipe can be connected with the water suction pipe A through the flange B, and the extension pipe is pulled to a plurality of different positions of the soft ground through the guide mechanism, so that the soft ground can be subjected to liquid adsorption without dead angle;

[0019] S4, the liquid adsorbed through the extension pipe and the water suction pipe A can be discharged and cleaned after the drainage assembly is removed from the foundation, the hollow drill bit is removed from the bottom of the water suction cylinder, and the liquid and the crushed material are discharged and cleaned.

[0020] S5, after the liquid inside the soft foundation is extracted and the filler is reinforced, cement mixture can be laid on the surface of the soft foundation with reference to the groove, the bottom of the cement mixture is kept integral by filling the bottom of the groove, then the middle partition plate is laid on the upper surface of the cement mixture, and finally, after the middle partition plate and the cement mixture are solidified, whether there is an odor is checked, and if there is an odor, the cement mixture is refilled and the middle partition plate is laid again at the odor position.

[0021] S6, finally, cement mixture is laid on the upper surface of the middle partition plate, compacted and smoothed, and the laying and reinforcement of the soft foundation are completed.

[0022] Compared with the prior art, the soft foundation reinforcement device for engineering foundation construction has the following beneficial effects:

[0023] 1. The soft foundation reinforcement device for engineering foundation construction, the hydraulic device is pulled upward by the hydraulic movable end and the sealing plug plate, so that a negative pressure is formed in the water suction cylinder, and the inside of the reference groove is liquid-absorbed through the cooperation of the outer multiple water suction pipes A and the filter screen layer. In this way, liquid absorption is carried out in multiple reference grooves, which is convenient to operate and use. The extension pipe is connected with the water suction cylinder through the flange B and the flange A, and in use, one end of the extension pipe can be moved to multiple positions of the reference groove for liquid absorption through the guide mechanism. In use, it is more flexible, the liquid absorption effect is better, and dead angles are avoided when liquid absorption is carried out in the reference groove position, so that the liquid content in the soft foundation can be reduced, the service life of the construction project can be greatly prolonged after the foundation is laid, and the stability of the support for the construction project can be maintained.

[0024] 2. The soft foundation reinforcement device for engineering foundation construction, the middle partition plate can improve the sealing effect between the ground surface and the soft foundation, thereby improving the problem that the odor spreads upward. The multiple reference grooves are equal in size, and the multiple middle partition plates are the same in specification. The middle partition plates of the same specification are more convenient to install and lay, and the matching degree is high when they are deployed and used.

[0025] 3. The soft foundation reinforcement device for engineering foundation construction, the middle part of the hollow drill bit is provided with a water suction pipe B, one side of the water suction cylinder is fixedly connected with a positioning block, and one end of the water suction pipe B away from the hollow drill bit penetrates the positioning block upward and is fixedly connected with a water suction pump, so that the liquid can be easily discharged outward through the water suction pump, and the liquid in the water suction cylinder is conveniently cleaned. DETAILED DESCRIPTION

[0026] Figure 1 It is a schematic view of the three-dimensional structure of the soft foundation reinforcement device for engineering foundation construction of the present application;

[0027] Figure 2 It is a schematic view of the sectional structure of the water suction cylinder of the soft foundation reinforcement device for engineering foundation construction of the present application;

[0028] Figure 3It is a schematic view of the water absorption cylinder and extension pipe connecting structure of the soft foundation reinforcement device for engineering foundation construction of the application.

[0029] Figure 4 It is a schematic view of the partition plate laying structure of the soft foundation reinforcement device for engineering foundation construction of the application.

[0030] In the figure: 1, water absorption cylinder; 2, reinforcement plate; 3, "well" shaped partition plate; 4, reference groove; 5, hydraulic movable end; 6, sealing plug plate; 7, water absorption pipe A; 8, filter screen layer; 9, mounting head; 10, flange A; 11, extension pipe; 12, flange B; 13, middle partition plate; 14, water absorption pipe B; 15, positioning block; 16, hollow drill bit. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the application.

[0032] In the description of the application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0033] The technical features involved in the different embodiments of the application described below can be combined with each other as long as there is no conflict.

[0034] Embodiment 1

[0035] Please refer to Figures 1-2 As shown in the figure, a soft foundation reinforcement device for engineering foundation construction, comprising a drainage assembly and a reinforcement plate 2, the middle part of the reinforcement plate 2 is fixedly connected with a "well" shaped partition plate 3, and the "well" shaped partition plate 3 divides the reinforcement plate 2 into a plurality of reference grooves 4 matched with the size of the drainage assembly.

[0036] The drainage assembly comprises a water suction cylinder 1, two installation heads 9 are symmetrically and fixedly connected to the top of the water suction cylinder 1, a threaded hole is formed in the middle of the installation head 9, which is used for the installation and positioning of the drainage assembly, a hydraulic movable end 5 is arranged in the middle of the water suction cylinder 1, a sealing plug plate 6 is fixedly connected to the inner wall of the water suction cylinder 1 at the bottom of the hydraulic movable end 5, a sealing gasket is fixedly connected to the outer surface of the sealing plug plate 6, and the top of the hydraulic movable end 5 penetrates the top of the water suction cylinder 1 and is connected with a hydraulic device.

[0037] A plurality of water suction pipes A7 are fixedly installed on the outer side of the bottom of the water suction cylinder 1 and penetrate the water suction cylinder 1 inward, a filter screen layer 8 is fixedly installed in the water suction pipe A7, and the filter screen layer 8 is a double-layer filter screen layer.

[0038] In the embodiment, the hydraulic device can form negative pressure in the water suction cylinder 1 by pulling the hydraulic movable end 5 and the sealing plug plate 6 upward, and the plurality of water suction pipes A7 in cooperation with the filter screen layer 8 can absorb liquid in the inside of the reference groove 4, so that liquid in the plurality of reference grooves 4 is absorbed in this way, and the operation and use are convenient.

[0039] Embodiment 2

[0040] Please refer to Figure 3 In the embodiment, in order to avoid dead angles when liquid is absorbed in the reference groove 4, a flange plate A10 is fixedly connected to the outer side of the water suction pipe A7, a flange plate B12 is installed on the flange plate A10, an extension pipe 11 is fixedly connected to one side of the flange plate B12, and the extension pipe 11 is connected with the water suction cylinder 1 through the flange plate B12 and the flange plate A10. In use, one end of the extension pipe 11 can be moved to a plurality of positions of the reference groove 4 to absorb liquid through the guiding mechanism, which is more flexible in use and has better liquid absorption effect.

[0041] Embodiment 3

[0042] Please refer to Figure 4 In the embodiment, in order to avoid the upward spread of odors in the soft foundation after the foundation is reinforced, a middle partition plate 13 is fixedly connected to the middle of the “well”-shaped partition plate 3. The middle partition plate 13 can improve the sealing effect between the ground surface and the soft foundation, thereby improving the problem of upward spread of odors. The plurality of reference grooves 4 are equal in size, and the plurality of middle partition plates 13 are identical in specification. The middle partition plates 13 of the same specification are more convenient to install and lay, and have high matching degree in deployment and use.

[0043] Embodiment 4

[0044] Please refer to Figure 1 and Figure 2 In the embodiment, a hollow drill bit 16 is detachably and fixedly installed at the bottom of the water suction cylinder 1, and the liquid and debris in the water suction cylinder 1 can be taken out and cleaned through the hollow drill bit 16.

[0045] In order to facilitate the cleaning of the liquid in the water suction cylinder 1, the middle part of the hollow drill bit 16 is provided with a water suction pipe B14, one side of the water suction cylinder 1 is fixedly connected with a positioning block 15, and the end of the water suction pipe B14 away from the hollow drill bit 16 is fixedly connected with a water suction pump penetrating upward along the positioning block 15, so that the liquid can be conveniently discharged outward through the water suction pump, and meanwhile, the end of the water suction pipe B14 located in the hollow drill bit 16 is of a "U"-shaped structure and is arranged upward, so that the condition of absorbing a large amount of debris during the liquid absorption process can be avoided.

[0046] According to the embodiment of the present application, a construction method for soft ground reinforcement in engineering foundation construction is also provided, including the following steps:

[0047] S1, the drainage assembly is connected and installed with the hoisting equipment through the mounting head 9, the reinforcement plate 2 is installed through splicing assembly and welding according to the size of the soft ground area, the "well"-shaped partition plate 3 is fixed in the inside of the reinforcement plate 2, and then the reinforcement plate 2 is laid around the soft ground;

[0048] S2, the position of the drainage assembly is adjusted through the hoisting equipment, so that the drainage assembly corresponds to the reference groove 4, the drainage assembly is immersed into the inside of the soft ground through the hoisting equipment, the negative pressure is formed in the water suction cylinder 1 through the pulling of the hydraulic movable end 5, the liquid absorption is performed on the part of the specified reference groove 4 area through the water suction cylinder 1 in the process of continuously moving upward of the hydraulic movable end 5, and the solid residues and the like are blocked through the filter screen layer 8;

[0049] S3, after the liquid absorption is performed on the reference groove 4 in a group through the drainage assembly and the lifting through the hoisting equipment, the coarse sand can be filled into the formed groove hole through another hoisting assembly of the hoisting equipment, so that the overall stability of the part is stronger, meanwhile, the liquid absorption and the filling are performed on the multiple reference grooves 4 in the above-mentioned S2 step mode, secondly, the extension pipe 11 can be connected with the water suction pipe A7 through the flange B12, the extension pipe 11 is pulled to multiple different positions of the soft ground through the guide mechanism, and the liquid absorption without dead angle can be performed on the soft ground;

[0050] S4, the liquid absorbed through the extension pipe 11 and the water suction pipe A7 can be discharged and cleaned after the drainage assembly is removed from the foundation, the hollow drill bit 16 is taken off from the bottom of the water suction cylinder 1, and the liquid and the debris are discharged and cleaned;

[0051] S5, after the liquid in the soft ground is extracted and the filling is reinforced, the cement mixture can be laid on the surface of the soft ground through the reference groove 4, the bottom of the cement mixture is kept integral through the filling of the bottom of the reference groove 4, then the middle partition plate 13 is laid on the upper surface of the cement mixture, finally, when the middle partition plate 13 and the cement mixture are solidified, whether there is an odor is checked, and if there is an odor, the cement mixture is refilled and the middle partition plate 13 is laid again at the odor position;

[0052] S6, finally, the middle partition 13 on the surface of the cement mixture, compaction, finished soft foundation paving and reinforcement.

[0053] In summary: through the reinforcement plate 2 can make cement mixture after laying more stable, through the reference groove 4 in the water suction cylinder 1 work, can be evenly divided into soft foundation surface, thereby providing reference, can be in the form of soft foundation liquid cleaning of the whole soft foundation liquid absorption, and then reach the effect of foundation reinforcement, water suction cylinder 1 by the lifting device adjustment after immersion in soft foundation inside, through the hydraulic equipment pull hydraulic movable end 5, make water suction cylinder 1 form negative pressure, in the process of hydraulic movable end 5 continue to move up, through the water suction cylinder 1 on the specified reference groove 4 area of the site for liquid adsorption, convenient operation.

[0054] It is to be noted that in this document, the terms such as first and second, etc. are used merely to distinguish one entity or action from another, and do not necessarily require or imply that these entities or actions are in any way mutually exclusive or in any way arranged in any sequence. Moreover, the terms "comprising", "including", or any other variant thereof are intended to cover non-exclusive inclusions, so that processes, methods, articles or devices that include a series of elements not only include those elements, but also include other elements not explicitly listed, or other elements inherent to such processes, methods, articles or devices. Without more limitations, the element defined by the statement "comprising a" does not exclude the presence of other identical elements in the process, method, article or device that includes the element.

[0055] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and changes can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A construction method for soft ground reinforcement for engineered foundation construction, characterized by: The application discloses a soft ground reinforcing device and a construction method thereof, and belongs to the technical field of soft ground reinforcing. The soft ground reinforcing device comprises a drainage assembly and a reinforcing plate (2), the middle part of the reinforcing plate (2) is fixedly connected with an "well"-shaped partition plate (3), the "well"-shaped partition plate (3) divides the inside of the reinforcing plate (2) into a plurality of reference grooves (4) which are matched with the drainage assembly in size, the middle part of the "well"-shaped partition plate (3) is fixedly connected with a middle partition plate (13), the drainage assembly comprises a water suction cylinder (1), the top of the water suction cylinder (1) is fixedly connected with mounting heads (9) which are symmetrically arranged at the two sides, the middle part of each mounting head (9) is provided with a threaded hole, the threaded hole is used for mounting and positioning the drainage assembly, the middle part of the water suction cylinder (1) is provided with a hydraulic movable end (5), the bottom of the hydraulic movable end (5) is fixedly connected with a sealing plug plate (6) which is matched with the inner wall of the water suction cylinder (1), the top of the hydraulic movable end (5) penetrates through the top of the water suction cylinder (1) and is connected with a hydraulic device, the bottom outer side of the water suction cylinder (1) is fixedly connected with a plurality of water suction pipes A (7) which penetrate through the water suction cylinder (1) inwards, the inside of each water suction pipe A (7) is fixedly connected with a filter screen layer (8), the outer side of each water suction pipe A (7) is fixedly connected with a flange A (10), the flange A (10) is provided with a flange B (12), one side of the flange B (12) is fixedly connected with an extension pipe (11), and the bottom of the water suction cylinder (1) is detachably fixedly connected with a hollow drill bit (16). The construction method comprises the following steps. S1, the drainage assembly is connected and mounted with hoisting equipment through the mounting heads (9), the reinforcing plate (2) is mounted through splicing assembly and welding according to the size of the soft ground area, the "well"-shaped partition plate (3) is fixedly arranged in the inside of the reinforcing plate (2), and then the reinforcing plate (2) is laid around the soft ground; S2, the position of the drainage assembly is adjusted through the hoisting equipment, the drainage assembly is corresponded with the reference grooves (4), the drainage assembly is submerged into the inside of the soft ground through the hoisting equipment, the water suction cylinder (1) is formed into negative pressure through the pulling of the hydraulic movable end (5), the specified reference groove (4) area is subjected to liquid adsorption through the water suction cylinder (1) in the process of continuously moving upwards of the hydraulic movable end (5), and solid residues are blocked through the filter screen layer (8); S3, after the drainage assembly is subjected to liquid adsorption in a group of reference grooves (4) and is lifted through the hoisting equipment, coarse sand can be filled into the formed groove holes through another hoisting assembly of the hoisting equipment, the liquid adsorption and filling of a plurality of reference grooves (4) are carried out in the mode of the step S2, the extension pipe (11) can be connected with the water suction pipe A (7) through the flange B (12), the extension pipe (11) can be pulled to a plurality of different positions of the soft ground through a guide mechanism, and the liquid adsorption of the soft ground can be carried out without dead angle; S4, the liquid absorbed through the extension pipe (11) and the water suction pipe A (7) can be discharged and cleaned after the drainage assembly is removed from the ground, the hollow drill bit (16) is taken off from the bottom of the water suction cylinder (1), and the liquid and the broken materials are discharged and cleaned. S5, after the liquid in the soft foundation is extracted and the filler is reinforced, cement mixture can be laid on the surface of the soft foundation with reference to the groove (4), the bottom of the cement mixture is kept integral by filling the bottom of the groove (4), then the partition plate (13) is laid on the upper surface of the cement mixture, and finally, after the partition plate (13) and the cement mixture are solidified, whether there is an odor is checked, and if there is an odor, the cement mixture is refilled and the partition plate (13) is laid again at the odor position; S6, finally, the upper surface of the partition plate (13) is laid with cement mixture, compacted and smoothed, and the laying and reinforcement of the soft foundation are completed.

2. The construction method of claim 1, wherein: The plurality of reference grooves (4) are equal in size, and the plurality of partition plates (13) are the same in specification.

3. The construction method of claim 2, wherein: The outer surface of the sealing plug plate (6) is fixedly connected with a sealing gasket.

4. The construction method of claim 3, wherein: The filter screen layer (8) is a double-layer filter screen layer.

5. The construction method of claim 4, wherein: The middle part of the hollow drill bit (16) is provided with a water suction pipe B (14), one side of the water suction cylinder (1) is fixedly connected with a positioning block (15), and the end of the water suction pipe B (14) away from the hollow drill bit (16) penetrates upward along the positioning block (15) and is fixedly connected with a water suction pump.

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