CN219731950U - Vacuum preloading soft soil foundation construction device - Google Patents

Abstract

The utility model discloses a vacuum preloading soft soil foundation construction device, which belongs to the technical field of soft soil foundation construction devices and comprises a movable seat and a vertical pipe, wherein the bottom of the movable seat is provided with a movable wheel, the movable seat is provided with a hydraulic hammer and a driving assembly for driving the hydraulic hammer to move vertically, the movable seat is provided with two vertically arranged guide rods, the periphery of each guide rod is sleeved with a movable block, the top end of each vertical pipe is fixedly provided with a fixed block, the fixed blocks are in splicing fit with the movable blocks, the bottom of the movable seat is provided with two limiting semi-rings, the inner wall of each limiting semi-ring can be attached to the outer peripheral surface of the corresponding vertical pipe, and the movable seat is provided with a pushing assembly for pushing the corresponding limiting semi-ring to be abutted against the corresponding vertical pipe. The utility model enables the vertical pipe to be inserted into the soft soil foundation in a vertical state.

Description

Vacuum preloading soft soil foundation construction device

Technical Field

The utility model relates to the technical field of soft soil foundation construction devices, in particular to a vacuum preloading soft soil foundation construction device.

Background

The vacuum pre-pressing soft foundation treatment is to form a local negative pressure source in the soil body by using a vacuumizing method, and discharge pore water in the soil body by reducing the pore water pressure in a sand well or a drain board, so that the effective stress is increased to compact the foundation reinforcement method of the soil body.

When the vacuum preloading method is used for constructing the soft soil foundation, the vacuum pipe is required to be buried in the soft soil foundation, the common burying method is to hammer the drill point by utilizing the hydraulic hammer, so that the drill point is punched on the soft soil foundation, and after the punching is finished, the drill point is replaced by the vacuum pipe, thereby realizing the burying of the vacuum pipe in the soft soil foundation.

Aiming at the related technology, in the process of beating the drill point by utilizing the hydraulic hammer, the drill point is easy to skew in the process of being inserted into soil body, and the installation of the vacuum tube is influenced.

Disclosure of Invention

In order to solve the problem that a drill point is easy to skew in the process of being inserted into soil, the utility model provides a vacuum preloading soft soil foundation construction device.

The utility model provides a vacuum preloading soft soil foundation construction device which adopts the following technical scheme:

the utility model provides a vacuum pre-compaction weak soil foundation construction equipment, includes removes seat and vertical pipe, remove the bottom of seat and install and remove the wheel, remove and be provided with hydraulic hammer and be used for the drive on the seat hydraulic hammer follows vertical movement's drive assembly, remove and install two guide bars of vertical setting on the seat, the periphery cover of guide bar is equipped with the movable block, the top of vertical pipe is fixed with the fixed block, the fixed block with the cooperation of pegging graft of movable block, the bottom of removing the seat is provided with two spacing semi-rings, the inner wall of spacing semi-ring can with the outer peripheral face of vertical pipe is laminated mutually, remove and be provided with on the seat and be used for promoting spacing semi-ring with the promotion subassembly of vertical pipe butt.

Through adopting above-mentioned technical scheme, peg graft the cooperation with fixed block and movable block, utilize pushing component to make spacing semi-ring and the outer wall of vertical pipe laminate mutually for vertical pipe keeps vertical state, and the hydraulic hammer is beaten the movable block, and the movable block drives vertical pipe along vertical downwardly moving, makes vertical pipe insert in the weak soil foundation, and after the completion of punching, replace the vertical pipe into the vacuum tube, the vacuum tube is vertical to be set up in the weak soil foundation.

Preferably, the driving assembly comprises a driving screw rod rotatably mounted on the movable seat, a driving block is sleeved on the periphery of the driving screw rod and in threaded transmission fit with the driving screw rod, the driving block is fixedly connected with the hydraulic hammer, a motor is mounted on the movable seat, and an output shaft of the motor is fixedly connected with the end part of the driving screw rod.

Through adopting above-mentioned technical scheme, the starter motor, motor drive screw rotates, and drive screw drives the drive piece and follows vertical removal, and the drive piece drives hydraulic hammer along vertical removal to adjust the height of hydraulic hammer, and then shorten the interval between hydraulic hammer and the vertical pipe, and then be convenient for hydraulic hammer to beat vertical pipe.

Preferably, the movable seat comprises a movable bottom plate, an installation through groove is formed in the top surface of the movable bottom plate, two abdicating grooves are formed in the inner wall of the installation through groove, an abdicating rod is installed in a sliding mode along the length direction of the abdicating groove through the movable bottom plate, the end portion of the abdicating rod is fixedly connected with the outer wall of the limiting semi-ring, the pushing assembly comprises a bidirectional screw rod which is rotatably installed on the movable bottom plate, a pushing block is fixed to the end portion of the limiting semi-ring, and the pushing block is sleeved on the periphery of the bidirectional screw rod and is in threaded transmission fit with the bidirectional screw rod.

Through adopting above-mentioned technical scheme, rotate two-way lead screw, two pushing blocks are moved in opposite directions in two-way lead screw drive, and the pushing blocks drive two spacing semi-rings through the pole of stepping down and move towards the direction that is close to vertical pipe, spacing semi-rings and vertical pipe looks butt to make vertical pipe keep vertical state at the downshift in-process.

Preferably, the ratchet wheel is sleeved and fixed on the periphery of the bidirectional screw rod, the rotating rod is rotatably arranged on the side face of the movable bottom plate, the pawl is sleeved and fixed on the periphery of the rotating rod, the pawl can be inserted into a tooth slot of the ratchet wheel, the movable bottom plate is internally provided with a rotating cavity, the pawl is far away from the side face of the ratchet wheel, an abutting spring is fixed on the side face of the pawl, and one end of the abutting spring far away from the pawl is fixedly connected with the inner wall of the rotating cavity.

By adopting the technical scheme, the bidirectional screw rod is rotated to drive the ratchet wheel to synchronously rotate; when the bidirectional screw rod stops rotating, the pawl is inserted into the tooth groove of the ratchet wheel under the action of the elasticity of the abutting spring, so that the ratchet wheel is not easy to reverse, the bidirectional screw rod is not easy to reverse, and the limiting semi-ring is always abutted to the outer peripheral surface of the vertical pipe.

Preferably, the side of the movable block is provided with a fixed slot for inserting the fixed block, the opposite inner sides of the fixed slot are respectively provided with a limiting slot, the movable block is provided with a limiting block in a sliding manner along the length direction of the limiting slot, and the side of the fixed block is provided with a positioning slot for inserting the limiting block.

Through adopting above-mentioned technical scheme, insert the fixed block and establish in the fixed slot, insert the stopper again and establish in the constant head tank to with fixed block and movable block joint cooperation, when the hydraulic hammer is beaten the movable block, the movable block drives vertical pipe and moves down along vertical direction.

Preferably, the side surface of the limiting block, which is far away from the fixed block, is fixedly provided with a limiting spring, one end of the limiting spring, which is far away from the limiting block, is fixedly connected with the inner wall of the limiting groove, and the side surface of the limiting block, which is close to the fixed block, is provided with a limiting inclined surface.

Through adopting above-mentioned technical scheme, the in-process that the fixed block got into the fixed slot, the fixed block promotes stopper to spacing inslot through spacing inclined plane to in the fixed slot is inserted smoothly to the fixed block, and the stopper removes and inserts in the constant head tank towards the direction that is close to the fixed block under limit spring's elasticity effect.

Preferably, the side of movable block set up with the recess that the spacing groove is linked together, the movable block passes through the recess is slided along self width direction and is installed the press piece, the side of stopper set up be used for wearing to establish the spacing logical groove of pressing the piece, the spacing logical groove is kept away from the inner wall of fixed block is provided with inclined plane one, the side that the press piece is close to the stopper is provided with be used for with inclined plane two of inclined plane one looks butt.

Through adopting above-mentioned technical scheme, will press the orientation and remove towards the direction that is close to the stopper, press the block and pass through first and second looks butt in inclined plane, and then promote the stopper orientation to keep away from the direction removal of fixed block for the stopper breaks away from the constant head tank, so that dismantle vertical pipe.

Preferably, a reset block is fixed on the side surface of the pressing block, a reset groove is formed in the inner wall of the pressing groove, the reset block is connected with the moving block in a sliding manner along the width direction of the moving block through the reset groove, a reset spring is fixed on the side surface of the reset block, which is close to the limiting block, and one end, away from the reset block, of the reset spring is fixedly connected with the inner wall of the reset groove.

Through adopting above-mentioned technical scheme, after the stopper breaks away from the constant head tank, loosen and press the briquetting, press the briquetting to move towards the direction of keeping away from the stopper under reset spring's elasticity effect, press the briquetting to reset.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the fixed block is in plug-in fit with the movable block, the limiting semi-rings are attached to the outer wall of the vertical pipe by utilizing the pushing component, the vertical pipe is kept in a vertical state, the hydraulic hammer is used for hammering the movable block, the movable block drives the vertical pipe to vertically move downwards, the vertical pipe is inserted into the soft soil foundation, after punching is completed, the vertical pipe is replaced by a vacuum pipe, and the vacuum pipe is vertically arranged in the soft soil foundation;

2. the bidirectional screw rod is rotated, the bidirectional screw rod drives the two pushing blocks to move in opposite directions, the pushing blocks drive the two limiting semi-rings to move towards the direction close to the vertical pipe through the abdicating rod, and the limiting semi-rings are abutted with the vertical pipe, so that the vertical pipe is kept in a vertical state in the downward moving process;

3. the fixed block is inserted in the fixed groove, and the limiting block is inserted in the positioning groove, so that the fixed block is matched with the moving block in a clamping manner, and when the hydraulic hammer beats the moving block, the moving block drives the vertical pipe to move downwards along the vertical direction.

Drawings

Fig. 1 is a schematic view of the overall structure of a vacuum preloading soft soil foundation construction apparatus according to an embodiment of the present utility model.

Fig. 2 is a sectional view of a moving block in a vacuum preloading soft soil foundation construction apparatus according to an embodiment of the present utility model.

Fig. 3 is a schematic structural view of a pressing block and a limiting block in the vacuum preloading soft soil foundation construction device according to the embodiment of the utility model.

Fig. 4 is a sectional view of a moving base plate in the vacuum preloading soft soil foundation construction apparatus according to the embodiment of the present utility model.

Fig. 5 is an enlarged schematic view at a in fig. 4.

Reference numerals: 1. a movable seat; 11. a movable bottom plate; 12. a moving wheel; 13. installing a through groove; 14. a yielding rod; 15. a relief groove; 16. a limiting semi-ring; 2. a moving frame; 21. a driving block; 22. a hydraulic hammer; 23. a chute; 24. a slide block; 25. driving a screw; 26. a motor; 3. a moving block; 31. a guide rod; 32. a fixing groove; 33. a fixed block; 34. a vertical tube; 35. a positioning groove; 36. a connecting groove; 4. a limiting block; 41. a limit groove; 42. a limit spring; 43. limiting inclined planes; 44. limiting through grooves; 45. an inclined plane I; 5. pressing the blocks; 51. a pressing groove; 52. a second inclined plane; 53. a reset block; 54. a reset groove; 55. a return spring; 6. a two-way screw rod; 61. rotating the handle; 62. a pushing block; 63. a ratchet wheel; 64. a rotating chamber; 65. a rotating lever; 66. a pawl; 67. abutting the spring.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-5.

The embodiment of the utility model discloses a vacuum preloading soft soil foundation construction device. Referring to fig. 1, the vacuum preloading soft soil foundation construction device comprises a movable base 1, wherein the movable base 1 comprises a movable bottom plate 11, and movable wheels 12 are installed at corners of the bottom surface of the movable bottom plate 11. The top surface of the movable bottom plate 11 is fixed with a movable frame 2, a driving block 21 is vertically slidably arranged in the movable frame 2, and a hydraulic hammer 22 is fixed on the bottom surface of the driving block 21. The sliding grooves 23 are respectively formed in the inner sides of the moving frame 2, the sliding blocks 24 are integrally formed in the two sides of the moving block 3, and the sliding blocks 24 are vertically connected with the moving frame 2 in a sliding mode through the sliding grooves 23. The driving screw 25 is rotatably arranged in the sliding groove 23, the sliding block 24 is sleeved on the periphery of the driving screw 25, and the sliding block 24 is in threaded transmission fit with the driving screw 25. The top of the movable frame 2 is fixed with a motor 26, and an output shaft of the motor 26 is fixedly connected with the top end of a driving screw 25.

Referring to fig. 1 and 2, two vertically disposed guide bars 31 are fixed to the top surface of the moving base 11, and the top ends of the guide bars 31 are fixedly connected to the top of the moving frame 2. A moving block 3 is arranged in the moving frame 2 in a vertically sliding manner, and two guide rods 31 penetrate through the moving block 3. The side of the movable block 3 is provided with a fixed slot 32, and a fixed block 33 is inserted into the fixed slot 32. The bottom surface of the fixed block 33 is fixed with a vertical tube 34, and the bottom surface of the moving block 3 is provided with a connecting groove 36 for the vertical tube 34 to move.

Referring to fig. 2 and 3, the opposite inner sides of the fixing groove 32 are respectively provided with a limiting groove 41, the moving block 3 is slidably provided with a limiting block 4 along the length direction thereof through the limiting groove 41, and the side surface of the fixing block 33 is provided with a positioning groove 35 for inserting the limiting block 4. The side of the limiting block 4 far away from the fixed block 33 is fixedly provided with a limiting spring 42, and one end of the limiting spring 42 far away from the limiting block 4 is fixedly connected with the inner wall of the limiting groove 41. The side of stopper 4, which is far away from limit spring 42, is provided with limit inclined surface 43, and during the process of inserting fixed block 33 into fixed slot 32, fixed block 33 is abutted against limit inclined surface 43 and pushes stopper 4 into limit slot 41, and when fixed block 33 is abutted against the inner wall of fixed slot 32, stopper 4 is inserted into positioning slot 35 under the action of elasticity of limit spring 42.

Referring to fig. 2 and 3, a pressing groove 51 communicating with the limiting groove 41 is provided on a side surface of the moving block 3, the moving block 3 is slidably mounted with the pressing block 5 in a width direction thereof through the pressing groove 51, and a limiting through groove 44 for inserting the pressing block 5 is provided on a side surface of the limiting block 4. The inner wall of the limit through groove 44, which is close to the limit spring 42, is provided with a first inclined surface 45, and the side surface of the pressing block 5, which is close to the limit block 4, is provided with a second inclined surface 52 which can be abutted against the first inclined surface 45. Reset blocks 53 are fixed on two sides of the pressing block 5, reset grooves 54 are formed in the inner walls of the pressing grooves 51, and the reset blocks 53 are connected with the moving blocks 3 in a sliding mode along the width direction of the moving blocks 3 through the reset grooves 54. The side of the reset block 53 close to the limiting block 4 is fixedly provided with a reset spring 55, and one end of the reset spring 55 far away from the reset block 53 is fixedly connected with the inner wall of the reset groove 54.

Referring to fig. 4, the top surface of the movable base plate 11 is provided with a mounting through groove 13 through which the vertical pipe 34 passes, the inner wall of the mounting through groove 13 is provided with two symmetrically arranged yielding grooves 15, and the movable base plate 11 is slidably provided with a yielding rod 14 along the length direction thereof through the yielding grooves 15. The ends of the two yielding rods 14, which are close to each other, are respectively fixed with a limiting semi-ring 16, and the inner wall of the limiting semi-ring 16 can be abutted against the outer wall of the vertical pipe 34. A bidirectional screw rod 6 is rotatably installed in the moving base plate 11, and one end of the bidirectional screw rod 6 passes through the moving base plate 11 and is fixed with a rotating handle 61. Two pushing blocks 62 are sleeved on the periphery of the bidirectional screw rod 6, the pushing blocks 62 are in threaded transmission fit with the bidirectional screw rod 6, and the pushing blocks 62 are fixedly connected with one end of the yielding rod 14, which is far away from the limiting semi-ring 16.

Referring to fig. 4 and 5, a ratchet 63 is fixed around the outer circumference of the bidirectional screw 6, and a rotation chamber 64 for accommodating the ratchet 63 is provided in the moving base plate 11. A rotating rod 65 is rotatably installed in the rotating cavity 64, a pawl 66 is fixedly sleeved on the periphery of the rotating rod 65, and the tip of the pawl 66 can be inserted into a tooth groove of the ratchet 63. The cambered surface of the pawl 66 far away from the ratchet wheel 63 is fixedly provided with an abutting spring 67, and one end of the abutting spring 67 far away from the pawl 66 is fixedly connected with the inner wall of the rotating cavity 64.

The embodiment of the utility model relates to a vacuum preloading soft soil foundation construction device, which comprises the following implementation principle: the fixed block 33 is inserted into the fixed groove 32, the limiting block 4 is inserted into the positioning groove 35 under the elastic force of the limiting spring 42, and the bottom end of the vertical pipe 34 passes through the mounting through groove 13 and then is abutted against the ground; rotating the rotating handle 61, the bidirectional screw rod 6 drives the two pushing blocks 62 to move in opposite directions, so that the limiting semi-ring 16 is abutted against the outer peripheral surface of the vertical pipe 34; the motor 26 is started, the motor 26 drives the driving screw 25 to rotate, the driving screw 25 drives the driving block 21 to move downwards, the driving block 21 drives the hydraulic hammer 22 to move downwards to a certain height, the hydraulic hammer 22 is started, the hydraulic hammer 22 beats the moving block 3, and the vertical pipe 34 moves downwards and is inserted into the soft soil foundation.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. A vacuum preloading soft soil foundation construction device is characterized in that: including removing seat (1) and vertical pipe (34), remove the bottom of seat (1) and install and remove round (12), be provided with hydraulic hammer (22) on removing seat (1) and be used for the drive hydraulic hammer (22) along the drive assembly of vertical removal, install two guide bars (31) of vertical setting on removing seat (1), the periphery cover of guide bar (31) is equipped with movable block (3), the top of vertical pipe (34) is fixed with fixed block (33), fixed block (33) with movable block (3) grafting cooperation, the bottom of removing seat (1) is provided with two spacing semi-rings (16), the inner wall of spacing semi-rings (16) can with the outer peripheral face of vertical pipe (34) is laminated mutually, be provided with on removing seat (1) and be used for promoting spacing semi-rings (16) with the promotion subassembly of vertical pipe (34) butt.

2. The vacuum preloading soft soil foundation construction equipment according to claim 1, wherein: the driving assembly comprises a driving screw (25) rotatably mounted on the movable seat (1), a driving block (21) is sleeved on the periphery of the driving screw (25), the driving block (21) is in threaded transmission fit with the driving screw (25), the driving block (21) is fixedly connected with the hydraulic hammer (22), a motor (26) is mounted on the movable seat (1), and an output shaft of the motor (26) is fixedly connected with the end part of the driving screw (25).

3. The vacuum preloading soft soil foundation construction equipment according to claim 1, wherein: remove seat (1) including removing bottom plate (11), install logical groove (13) have been seted up to the top surface of removing bottom plate (11), two grooves of stepping down (15) have been seted up to the inner wall of installing logical groove (13), remove bottom plate (11) through step down groove (15) are installed along self length direction and are stepped down pole (14) that slides, step down the tip of pole (14) with the outer wall fixed connection of spacing semi-ring (16), promote the subassembly including rotate install in remove bi-directional lead screw (6) on bottom plate (11), step down the pole (14) keep away from the tip of spacing semi-ring (16) is fixed with impeller (62), the periphery of bi-directional lead screw (6) is located to impeller (62) cover, impeller (62) with bi-directional lead screw (6) screw drive cooperation.

4. A vacuum preloading soft soil foundation construction machine according to claim 3, wherein: the ratchet wheel (63) is fixedly sleeved on the periphery of the bidirectional screw rod (6), a rotating rod (65) is rotatably installed on the side face of the movable bottom plate (11), a pawl (66) is fixedly sleeved on the periphery of the rotating rod (65), the pawl (66) can be inserted into a tooth groove of the ratchet wheel (63), a rotating cavity (64) is formed in the movable bottom plate (11), an abutting spring (67) is fixedly arranged on the side face, away from the ratchet wheel (63), of the pawl (66), and one end, away from the pawl (66), of the abutting spring (67) is fixedly connected with the inner wall of the rotating cavity (64).

5. The vacuum preloading soft soil foundation construction equipment according to claim 1, wherein: the side of movable block (3) has been seted up and has been used for inserting establish fixed slot (32) of fixed block (33), spacing groove (41) have been seted up respectively to the relative inboard of fixed slot (32), movable block (3) are passed through spacing groove (41) are followed self length direction and are slided and install stopper (4), fixed slot (35) that are used for inserting establish stopper (4) have been seted up to the side of fixed block (33).

6. The vacuum preloading soft soil foundation construction equipment according to claim 5, wherein: limiting springs (42) are fixed on the side faces, away from the fixed blocks (33), of the limiting blocks (4), one ends, away from the limiting springs (42), of the limiting blocks (4) are fixedly connected with the inner walls of the limiting grooves (41), and limiting inclined faces (43) are arranged on the side faces, close to the fixed blocks (33), of the limiting blocks (4).

7. The vacuum preloading soft soil foundation construction equipment according to claim 6, wherein: the side of movable block (3) set up with pressing groove (51) that spacing groove (41) are linked together, movable block (3) pass through pressing groove (51) are installed along self width direction slides and are pressed briquetting (5), spacing logical groove (44) that are used for wearing to establish is seted up to the side of stopper (4) pressing groove (5), spacing logical groove (44) keep away from the inner wall of fixed block (33) is provided with inclined plane one (45), pressing groove (5) are close to the side of stopper (4) be provided with be used for with inclined plane two (52) of inclined plane one (45) looks butt.

8. The vacuum preloading soft soil foundation construction equipment according to claim 7, wherein: the side of pressing block (5) is fixed with reset block (53), reset groove (54) have been seted up to the inner wall of pressing groove (51), reset block (53) are passed through reset groove (54) are followed the width direction of movable block (3) is connected with movable block (3) slides, reset block (53) are close to the side of stopper (4) is fixed with reset spring (55), reset spring (55) keep away from reset block (53) one end with the inner wall fixed connection of reset groove (54).