A foundation reinforcement device for soft soil construction and a method of using the same

Abstract

The present invention relates to the technical field of soft soil construction, and discloses a foundation reinforcement device for soft soil construction and a method for using the same, comprising: an outer shell, a top cover arranged on the top of the outer shell, and a water absorption mechanism arranged in the top cover; a grouting mechanism is arranged in the center of the outer shell, a plurality of receiving grooves are opened on the outer side wall of the outer shell, a filtering mechanism is arranged in the receiving groove, the filtering mechanism is communicated with the water absorption mechanism, the water absorption mechanism comprises a first gear, a hose arranged on the upper end of the top cover, a transmission shell arranged on one side of the receiving groove, and a transmission rod arranged at the bottom of the first gear, the first gear is rotatably connected to the inner wall of the bottom of the top cover through a bearing, the hose extends into the outer shell and is located between the outer shell and the grouting mechanism, the bottom of the transmission rod is rotatably connected to the bottom of the outer shell, and a first bevel gear is arranged at intervals on the outer surface of the rotating rod.

Description

Technical Field

[0001] The invention relates to the technical field of soft soil construction, and in particular to a foundation reinforcement device for soft soil construction and a use method thereof. Background Art

[0002] At present, during construction, different devices are needed to reinforce the building foundation for different soil areas. The foundation refers to the soil or rock supporting the foundation under the building. Artificial foundations need to be reinforced by humans. Common methods include stone chip cushion layers, sand cushion layers, mixed gray soil backfill and compaction, etc. Soft soil foundations also need to be treated multiple times to make the soft soil part more compact and ensure the safety of the building during subsequent construction.

[0003] After searching, the Chinese patent publication (announcement) number: CN110144874B discloses a device and construction method for layered reinforcement of ultra-soft soil foundation. The multi-layer drainage body includes a drainage pipe, a main pipe with a plurality of outlet holes arranged in the pipe body, and a lower pipe rack for sending the drainage pipe into the soil in layers. The pipe body of the drainage pipe horizontally extending into the soil is covered with small holes and the surface is wrapped with filter cloth.

[0004] The above patent has the following deficiencies: the above patent adopts multi-layer drainage pipes to achieve multi-layer drainage and then reinforces the soft soil foundation. This device can only achieve drainage, and the equipment still needs to be replaced in the subsequent grouting to carry out the reinforcement work of the next process, and the function is single. Summary of the invention

[0005] The present application provides a foundation reinforcement device for soft soil construction to solve the problems in the background technology.

[0006] In order to solve the above technical problems, the present application provides a foundation reinforcement device for soft soil construction, comprising: an outer shell, a top cover arranged on the top of the outer shell, and a water absorption mechanism arranged in the top cover; a grouting mechanism is arranged in the center of the outer shell, and a plurality of receiving grooves are opened on the outer wall of the outer shell, a filtering mechanism is arranged in the receiving groove, the filtering mechanism and the water absorption mechanism are connected, the water absorption mechanism comprises a first gear, a hose arranged at the upper end of the top cover, a transmission shell arranged on one side of the receiving groove, and a transmission rod arranged at the bottom of the first gear, the first gear is rotatably connected to the inner wall of the bottom of the top cover through a bearing, the hose extends into the outer shell and is located between the outer shell and the grouting mechanism, the bottom of the transmission rod is rotatably connected to the bottom of the outer shell, and a first bevel gear is arranged at intervals on the outer surface of the rotating rod.

[0007] In some embodiments of the present application, the filtering mechanism includes a rotating block rotatably connected to the storage groove, a water suction pipe connected to the outside of the rotating block, and a sealing cover arranged on the outside of the water suction pipe, the two ends of the rotating block are respectively connected to the water suction pipe and the hose, the outer wall of the water suction pipe is provided with a plurality of water suction holes, and a filter cloth is placed on the inner wall of the water suction pipe.

[0008] In some embodiments of the present application, a special-shaped connector is provided on the bottom outer wall of the rotating block, an eccentric rod is provided on the side of the special-shaped connector relative to the first bevel gear, a second bevel gear is provided on the end of the eccentric rod away from the special-shaped connector, and the second bevel gear is meshed with the first bevel gear.

[0009] In some embodiments of the present application, the grouting mechanism includes an inner cylinder, a connecting column arranged at the top center of the inner cylinder and extending into the inner cylinder, and a spiral rotating rod fixed to the bottom of the connecting column, a slurry discharge bucket is arranged at the bottom of the inner cylinder, a second gear is arranged on the outer surface of the connecting column, and the spiral rotating rod is arranged along the vertical length of the inner cylinder.

[0010] In some embodiments of the present application, a driving mechanism is further included on the top cover, wherein the driving mechanism includes a motor disposed at the upper end of the top cover, a third gear connected to the output end of the motor, a slide groove disposed at the bottom of the motor, and a gear ring disposed in the top cover, a casing is disposed on the outer side of the motor, a slide rail is disposed on the top cover relative to the slide groove, and the slide groove slides along the slide rail.

[0011] In some embodiments of the present application, a fixing head is provided on the outer side wall of the housing, a fixing pin is inserted between the fixing head and the top cover, and the fixing pin is used to limit the relative displacement between the housing and the top cover.

[0012] In some embodiments of the present application, an annular groove is formed on the bottom surface of the top cover, and the hose extends into the outer shell along the annular groove.

[0013] In some embodiments of the present application, a grouting pipe is provided at the upper end of the top cover, and the grouting pipe extends to the bottom of the top cover and is connected with the inner cylinder.

[0014] In some embodiments of the present application, a support rod is provided at a position of the outer shell relative to the second bevel gear, and an extending end of the support rod is rotatably connected to the second bevel gear.

[0015] In some embodiments of the present application, a method for using a foundation reinforcement device for soft soil construction is provided, and the specific steps of the method are as follows:

[0016] A. Remove the fixing pin, move the casing and the motor, make the third gear mesh with the gear ring, then place the fixing pin in the fixing head, start the motor, make the third gear drive the gear ring to rotate, the gear ring drives the first gear, the transmission rod and the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, so that the eccentric column drives the rotating block and the water suction pipe to expand toward the outer casing;

[0017] B. Remove the cover, place a filter cloth in the water suction pipe, put the entire device into the soft soil to be constructed, connect the water pump to the top joint of the hose, and then turn on the water pump to drain the soft soil to be constructed;

[0018] C. After the soft soil is drained, take out the device, clean the suction pipe, remove the fixing pin, move the housing and the motor, make the third gear mesh with the second gear, then place the fixing pin in the fixing head, connect the grouting pipe to the grouting machine, and place the device on top of the foundation hole;

[0019] D. Start the motor and the grouting machine. The third gear drives the second gear and the connecting column to rotate. The connecting column drives the spiral rod to rotate. At the same time, the grouting machine transports the concrete slurry from the grouting pipe into the inner cylinder. The spiral rod pushes the concrete slurry downward to the slurry outlet bucket and discharges it into the foundation hole.

[0020] Compared with the prior art, the present invention has the following characteristics and beneficial effects:

[0021] The present invention combines the water absorption mechanism and the filtering mechanism, and uses the eccentric rod welded at the bottom of the second bevel gear to make the special-shaped connecting head move in an arc shape, and then drives the rotating block to store the water absorption pipe into the storage groove through the special-shaped connecting head, so as to facilitate the next step of grouting reinforcement; a spiral rotating rod is welded on the outer wall of the bottom of the connecting column, and a grouting pipe is welded on the outer wall of the top of the outer shell, and the grouting pipe is welded to the inner wall of the top cover. When the second gear rotates, it drives the connecting column and the spiral rotating rod to rotate, discharges the concrete slurry into the inner cylinder through the grouting pipe, and the concrete slurry is poured into the inner cylinder through the spiral rotating rod. The concrete slurry in the cylinder inside the soil is pushed downward and discharged into the holes in the foundation through the slurry outlet bucket, thereby reinforcing the soft soil foundation; by placing a filter cloth on the inner wall of the water suction pipe, the end of the water suction pipe is connected with a cover through a threaded connection to improve the filtering effect; a driving mechanism is provided on the outer wall of the top cover, and the user can turn on the motor to drive the gear ring to rotate, thereby opening the water absorption component to absorb moisture from the soft soil. When the third gear is meshed with the second gear, grouting reinforcement of the soft soil can be carried out. This device has the functions of drainage and grouting at the same time, and its popularization and use can produce better results. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present invention;

[0023] Figure 2This is a schematic diagram of a half-section structure of a top cover according to an embodiment of the present invention;

[0024] Figure 3 This is a schematic diagram of the full cross-section structure of the top cover of an embodiment of the present invention;

[0025] Figure 4 It is a schematic cross-sectional view of the overall structure of an embodiment of the present invention;

[0026] Figure 5 This is a schematic diagram of the arrangement position of the filter mechanism of an embodiment of the present invention;

[0027] Figure 6 It is a schematic diagram of the structure of a single filtering mechanism according to an embodiment of the present invention;

[0028] Figure 7 Embodiment of the present invention Figure 6 Enlarged view of point "A" in the middle;

[0029] Figure 8 It is a cross-sectional schematic diagram of a filtering mechanism according to an embodiment of the present invention.

[0030] In the figure, 100, outer shell; 110, storage tank; 120, grouting pipe; 130, support rod; 200, top cover; 300, water absorption mechanism; 310, first gear; 320, hose; 330, transmission shell; 340, transmission rod; 350, first bevel gear; 400, grouting mechanism; 410, inner cylinder; 420, connecting column; 430, spiral rotating rod; 440, slurry bucket; 450, second gear; 500, filter mechanism; 510, rotating block; 520, water suction pipe; 521, water suction hole; 522, filter cloth; 530, cover; 540, special-shaped connector; 550, eccentric rod; 560, second bevel gear; 600, drive mechanism; 610, motor; 620, third gear; 630, slide groove; 640, gear ring; 650, slide rail; 660, fixed head; 670, fixing pin. DETAILED DESCRIPTION

[0031] The specific implementation of the present invention is further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0032] In the description of the present application, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0033] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, unless otherwise specified, "plurality" means two or more.

[0034] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0035] like Figure 1-8 As shown, according to some embodiments of the present application, a foundation reinforcement device for soft soil construction includes: an outer shell 100, a top cover 200 arranged on the top of the outer shell 100, and a water absorption mechanism 300 arranged in the top cover 200; a grouting mechanism 400 is arranged in the center of the outer shell 100, and the outer wall of the outer shell 100 is provided with a plurality of receiving grooves 110, and a filtering mechanism 500 is arranged in the receiving groove 110, and the filtering mechanism 500 is connected to the water absorption mechanism 300, and the water absorption mechanism 300 includes a first A gear 310, a hose 320 arranged at the upper end of the top cover 200, a transmission housing 330 arranged at one side of the storage groove 110, and a transmission rod 340 arranged at the bottom of the first gear 310, the first gear 310 is rotatably connected to the inner wall of the bottom of the top cover 200 through a bearing, the hose 320 extends into the outer shell 100 and is located between the outer shell 100 and the grouting mechanism 400, the bottom of the transmission rod 340 is rotatably connected to the bottom of the outer shell 100, and a first bevel gear 350 is spaced apart on the outer surface of the rotating rod.

[0036] According to some embodiments of the present application, the filtering mechanism 500 includes a rotating block 510 rotatably connected to the storage tank 110, a water suction pipe 520 connected to the outside of the rotating block 510, and a cover 530 arranged on the outside of the water suction pipe 520. The two ends of the rotating block 510 are respectively connected to the water suction pipe 520 and the hose 320. The outer wall of the water suction pipe 520 is provided with a plurality of water suction holes 521, and a filter cloth 522 is placed on the inner wall of the water suction pipe 520.

[0037] According to some embodiments of the present application, a special-shaped connector 540 is provided on the bottom outer wall of the rotating block 510, an eccentric rod 550 is provided on the side of the special-shaped connector 540 relative to the first bevel gear 350, and a second bevel gear 560 is provided on the end of the eccentric rod 550 away from the special-shaped connector 540, and the second bevel gear 560 is meshed with the first bevel gear 350.

[0038] According to some embodiments of the present application, the grouting mechanism 400 includes an inner cylinder 410, a connecting column 420 arranged at the top center of the inner cylinder 410 and extending into the inner cylinder 410, and a spiral rotating rod 430 fixed to the bottom of the connecting column 420, a slurry discharge bucket 440 is arranged at the bottom of the inner cylinder 410, a second gear 450 is arranged on the outer surface of the connecting column 420, and the spiral rotating rod 430 is arranged vertically along the length of the inner cylinder 410.

[0039] According to some embodiments of the present application, a driving mechanism 600 is further included and arranged on the top cover 200. The driving mechanism 600 includes a motor 610 arranged at the upper end of the top cover 200, a third gear 620 connected to the output end of the motor 610, a slide groove 630 arranged at the bottom of the motor 610, and a gear ring 640 arranged in the top cover 200. A casing is arranged on the outer side of the motor 610, and a slide rail 650 is arranged on the top cover 200 relative to the slide groove 630, and the slide groove 630 slides along the slide rail 650.

[0040] According to some embodiments of the present application, a fixing head 660 is provided on the outer wall of the housing, and a fixing pin 670 is inserted between the fixing head 660 and the top cover 200 , and the fixing pin 670 is used to limit the relative displacement between the housing and the top cover 200 .

[0041] According to some embodiments of the present application, an annular groove is formed on the bottom surface of the top cover 200 , and the hose 320 extends along the annular groove into the outer shell 100 .

[0042] According to some embodiments of the present application, a grouting pipe 120 is provided at the upper end of the top cover 200 , and the grouting pipe 120 extends to the bottom of the top cover 200 and is connected to the inner cylinder 410 .

[0043] According to some embodiments of the present application, a support rod 130 is disposed at a position of the outer shell 100 relative to the second bevel gear 560 , and an extended end of the support rod 130 is rotatably connected to the second bevel gear 560 .

[0044] According to some embodiments of the present application, a method for using a foundation reinforcement device for soft soil construction, the specific steps of the method are as follows:

[0045] A. Remove the fixing pin 670, move the housing and the motor 610, and after the third gear 620 is meshed with the ring gear 640, place the fixing pin 670 in the fixing head 660, start the motor 610, and make the third gear 620 drive the ring gear 640 to rotate, and the ring gear 640 drives the first gear 310, the transmission rod 340 and the first bevel gear 350 to rotate, and the first bevel gear 350 drives the second bevel gear 560 to rotate, so that the eccentric column drives the rotating block 510 and the water suction pipe 520 to expand toward the outer housing 100;

[0046] B. Remove the cover 530, place the filter cloth 522 in the water suction pipe 520, put the whole device into the soft soil to be constructed, connect the water pump at the top joint of the hose 320, and then start the water pump to drain the soft soil to be constructed;

[0047] C. After the soft soil is drained, the device is taken out, the suction pipe 520 is cleaned, and the fixing pin 670 is removed. The housing and the motor 610 are moved to make the third gear 620 mesh with the second gear 450, and then the fixing pin 670 is placed in the fixing head 660. The grouting pipe 120 is connected to the grouting machine, and the device is placed on the top of the foundation hole.

[0048] D. Start the motor 610 and the grouting machine. The third gear 620 drives the second gear 450 and the connecting column 420 to rotate. The connecting column 420 drives the spiral rod 430 to rotate. At the same time, the grouting machine transports the concrete slurry from the grouting pipe 120 to the inner cylinder 410. The spiral rod 430 pushes the concrete slurry downward to the slurry outlet bucket 440 and discharges it into the foundation hole.

[0049] In summary, the present invention relates to the technical field of soft soil construction, and discloses a foundation reinforcement device for soft soil construction and a method of using the same, comprising: an outer shell, a top cover arranged on the top of the outer shell, and a water absorption mechanism arranged in the top cover; a grouting mechanism is arranged in the center of the outer shell, a plurality of receiving grooves are opened on the outer wall of the outer shell, a filtering mechanism is arranged in the receiving groove, the filtering mechanism and the water absorption mechanism are connected, the water absorption mechanism comprises a first gear, a hose arranged at the upper end of the top cover, a transmission shell arranged on one side of the receiving groove, and a transmission rod arranged at the bottom of the first gear, the first gear is rotatably connected to the inner wall of the bottom of the top cover through a bearing, the hose extends into the outer shell and is located between the outer shell and the grouting mechanism, the bottom of the transmission rod is rotatably connected to the bottom of the outer shell, and a first bevel gear is arranged at intervals on the outer surface of the rotating rod.

[0050] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principles of the present invention. These improvements and substitutions should also be regarded as the scope of protection of the present invention.

Claims

1. A foundation reinforcement device for soft soil construction, comprising: An outer shell (100), a top cover (200) arranged on the top of the outer shell (100), and a water absorbing mechanism (300) arranged in the top cover (200); characterized in that a grouting mechanism (400) is arranged in the center of the outer shell (100), a plurality of receiving grooves (110) are opened on the outer side wall of the outer shell (100), a filtering mechanism (500) is arranged in the receiving groove (110), the filtering mechanism (500) and the water absorbing mechanism (300) are connected, and the water absorbing mechanism (300) includes a first gear (310), a hose (320) arranged at the upper end of the top cover (200), a transmission housing (330) arranged on one side of the receiving groove (110), and a transmission housing (330) arranged on the first gear (310). ), the first gear (310) is rotatably connected to the inner wall of the bottom of the top cover (200) through a bearing, the hose (320) extends into the outer shell (100) and is located between the outer shell (100) and the grouting mechanism (400), the bottom of the transmission rod (340) is rotatably connected to the bottom of the outer shell (100), and the outer surface of the rotating rod is provided with a first bevel gear (350) at intervals, and the filtering mechanism (500) comprises a rotating block (510) rotatably connected to the storage tank (110), a water suction pipe (520) connected to the outside of the rotating block (510), and a sealing cover (530) arranged on the outside of the water suction pipe (520), and the two ends of the rotating block (510) are respectively connected to the water suction pipe (520) is connected to the hose (320), the outer wall of the water suction pipe (520) is provided with a plurality of water suction holes (521), the inner wall of the water suction pipe (520) is provided with a filter cloth (522), the bottom outer wall of the rotating block (510) is provided with a special-shaped connector (540), the special-shaped connector (540) is provided with an eccentric rod (550) on one side relative to the first bevel gear (350), the end of the eccentric rod (550) away from the special-shaped connector (540) is provided with a second bevel gear (560), the second bevel gear (560) is meshed with the first bevel gear (350), the grouting mechanism (400) comprises an inner cylinder (410), which is provided at the top center of the inner cylinder (410) and extends to the inner cylinder ( The invention relates to a connecting column (420) in the inner cylinder (410), and a spiral rotating rod (430) fixed to the bottom of the connecting column (420), a pulp discharge bucket (440) is arranged at the bottom of the inner cylinder (410), a second gear (450) is arranged on the outer surface of the connecting column (420), the spiral rotating rod (430) is arranged along the vertical length of the inner cylinder (410), and also includes a driving mechanism (600) arranged on the top cover (200), the driving mechanism (600) includes a motor (610) arranged at the upper end of the top cover (200), a third gear (620) connected to the output end of the motor (610), a slide groove (630) arranged at the bottom of the motor (610), and a gear ring (640) arranged in the top cover (200),The motor (610) is provided with a housing on the outside, and the top cover (200) is provided with a slide rail (650) at a position relative to the slide groove (630). The slide groove (630) slides along the slide rail (650). When draining water, the outer side of the gear ring (640) meshes with the first gear (310), and the inner side of the gear ring (640) meshes with the third gear (620). When grouting, the third gear (620) meshes with the second gear (450).

2. A foundation reinforcement device for soft soil construction according to claim 1, characterized in that: A fixing head (660) is provided on the outer side wall of the casing, and a fixing pin (670) is inserted between the fixing head (660) and the top cover (200), and the fixing pin (670) is used to limit the relative displacement between the casing and the top cover (200).

3. A foundation reinforcement device for soft soil construction according to claim 2, characterized in that: An annular groove is formed on the bottom surface of the top cover (200), and the hose (320) extends along the annular groove into the outer shell (100).

4. A foundation reinforcement device for soft soil construction according to claim 3, characterized in that: A grouting pipe (120) is provided at the upper end of the top cover (200), and the grouting pipe (120) extends to the bottom of the top cover (200) and is connected to the inner cylinder (410).

5. The foundation reinforcement device for soft soil construction according to claim 4, characterized in that: A support rod (130) is provided on the outer shell (100) at a position relative to the second bevel gear (560), and an extended end of the support rod (130) is rotatably connected to the second bevel gear (560).

6. The method for using the foundation reinforcement device for soft soil construction according to claim 5, characterized in that: The specific steps of the method of use are as follows: A. Remove the fixing pin (670), move the housing and the motor (610), and after the third gear (620) is meshed with the ring gear (640), place the fixing pin (670) in the fixing head (660), start the motor (610), and make the third gear (620) drive the ring gear (640) to rotate, and the ring gear (640) drives the first gear (310), the transmission rod (340) and the first bevel gear (350) to rotate, and the first bevel gear (350) drives the second bevel gear (560) to rotate, so that the eccentric column drives the rotating block (510) and the water suction pipe (520) to expand toward the outer housing (100); B. Remove the cover (530), place the filter cloth (522) in the water suction pipe (520), place the entire device into the soft soil to be constructed, connect a water pump to the top joint of the hose (320), and then start the water pump to drain the soft soil to be constructed; C. After the soft soil is drained, the device is taken out, the suction pipe (520) is cleaned, and the fixing pin (670) is removed. The housing and the motor (610) are moved to make the third gear (620) mesh with the second gear (450), and then the fixing pin (670) is placed in the fixing head (660). The grouting pipe (120) is connected to the grouting machine, and the device is placed on the top of the foundation hole. D. Start the motor (610) and the grouting machine. The third gear (620) drives the second gear (450) and the connecting column (420) to rotate. The connecting column (420) drives the spiral rotating rod (430) to rotate. At the same time, the grouting machine transports the concrete slurry from the grouting pipe (120) into the inner cylinder (410). The spiral rotating rod (430) pushes the concrete slurry downward to the slurry outlet bucket (440) and discharges it into the foundation hole.

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