CN218894075U - Bridge engineering pile driving device - Google Patents

Abstract

The utility model belongs to the technical field of piling and relates to a bridge engineering piling device, which comprises a bearing body, wherein a supporting beam is fixed at the right end in the bearing body, a lifting body is arranged below the supporting beam, and the middle part of the lifting body is rotationally connected with an outer sleeve which penetrates through the upper end and the lower end of the lifting body respectively; the supporting piece, the hydraulic push rod and the groove are matched to use, the downmoving inner sleeve can directly feed the pile body into the pile hole from the outer sleeve, the outer sleeve has a shaping effect on the shaped pile hole, so that the first spiral cutter and the second spiral cutter are not required to be taken out after the pile hole is shaped, the pile body is implanted again, the steps of drilling the pile hole and implanting the pile body are combined into one, the accident that the pile hole collapses in the pile body implanting process is avoided on one hand, the working efficiency can be improved on the other hand, and the problems that the existing bridge engineering pile driving device enables the drilling pile hole and implanting the pile body to be separately operated, the pile hole is easy to collapse due to the fact that the pile hole cannot be shaped, and the working efficiency is reduced are solved.

Description

Bridge engineering pile driving device

Technical Field

The utility model belongs to the technical field of piling and relates to a bridge engineering piling device.

Background

Bridge can be arranged by piling in soil before construction, piling is a precondition for arranging the bridge piers, and piling has the advantages of multiple students, multiple methods, high technical requirements and wide used equipment. The pile driving method mainly comprises a cofferdam method and a pile sinking method, prefabricated piles and cast-in-place piles are separated according to a pile making method, manual hole digging piles, hole drilling cast-in-place piles and driving piles are separated according to the position of the pile, and pile driving becomes a necessary step for bridge construction of bridge engineering.

The pile hole must be drilled on the ground of a construction site before piling, the prefabricated pile body can be implanted into the pile hole after the pile hole is formed, and the original cutter is taken out of the pile hole after the pile hole is formed, so that the pile body can be implanted, because the pile hole is deeper in the underground and is influenced by soil quality, when a tool for manufacturing the pile hole is taken out of the pile hole, the pile body is not implanted into the pile hole, the pile hole lacks supporting measures, the inner wall of the pile hole can collapse due to the cutter in the taking out process, the pile hole cannot be shaped, the effect of implanting the pile body into the pile hole in the later stage is influenced, and particularly, the pile hole is difficult to drill in moist and watery soil, so that the pile hole manufacturing and the pile body implanting are inconvenient to be performed simultaneously, the pile hole manufacturing and the pile body implanting are required to be divided into two steps, the construction period is prolonged, and the work efficiency is unfavorable.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, provides a bridge engineering piling device, and solves the problems that the existing bridge engineering piling device enables the pile hole to be drilled and the pile body to be implanted to be operated separately, so that the pile hole is easy to collapse due to the fact that the pile hole cannot be shaped, and the working efficiency is reduced.

The technical scheme adopted for solving the technical problems is as follows: a bridge engineering piling device comprises a bearing body;

a supporting beam is fixed at the right end in the bearing body, a lifting body is arranged below the supporting beam, and the middle part of the lifting body is rotationally connected with an outer sleeve which penetrates through the upper end and the lower end of the lifting body respectively;

the outer wall of the outer sleeve is fixedly provided with a plurality of first spiral cutters, the inner wall of the outer sleeve is fixedly provided with a plurality of second spiral cutters, through holes distributed on the surface of the outer sleeve are formed between the first spiral cutters and the second spiral cutters, and the through holes are communicated with the inside of the outer sleeve;

the inner sleeve is sleeved in the outer sleeve, an inner sleeve extending out of the upper end of the supporting beam is arranged in the inner sleeve, a pair of hydraulic push rods which are distributed left and right are arranged at the bottom side of the inner wall of the inner sleeve, and a pair of supporting sheets which are distributed left and right symmetrically are arranged between the hydraulic push rods;

the pile body is sleeved in the inner sleeve, a groove is formed in the bottom side of the outer wall of the pile body, and the supporting piece is sleeved in the groove.

Preferably, the crane and the motor I are respectively arranged at the left side and the right side of the upper end of the bearing body, a solid screw rod is fixed at the right angle of the upper end of the lifting body, a hollow screw tube aligned with the lower part of the motor is connected with the outer thread of the solid screw rod, the upper end of the hollow screw tube is in transmission connection with a power output end of the motor, and the length of the solid screw rod is larger than the height of the supporting beam.

Preferably, a plurality of springs are fixed between the outer wall of the supporting piece and the inner wall of the inner sleeve.

Preferably, the upper end of the lifting body is respectively connected with a first gear and a second gear in a rotating way, the first gear is in meshed transmission connection with the second gear, the upper end of the first gear is in transmission connection with a second motor arranged at the upper end of the lifting body, and the upper end of the outer sleeve penetrates through the upper end of the second gear and is fixedly connected with the upper end of the second gear.

Preferably, a pair of racks which are distributed in bilateral symmetry are fixed on the outer wall of the inner sleeve, the outer ends of the racks are connected with a third gear in a meshed transmission mode and connected to the front end of the supporting beam in a rotating mode, a second sprocket is fixed at the front end of the third gear, a first sprocket is arranged at the outer end of the second sprocket, a worm wheel which rotates at the front end of the supporting beam is fixed at the rear end of the first sprocket, and a chain is connected between the first sprocket and the second sprocket in a transmission mode.

Preferably, the left end of the worm wheel is in transmission connection with a worm, and the upper end of the worm is in transmission connection with a motor III arranged at the upper end of the supporting beam.

The beneficial effects realized by the utility model are as follows: the bearing body is used for supporting the whole device stably on the ground, the supporting beam plays a role in stably supporting the outer sleeve and the inner sleeve, the crane places the pile body in the inner sleeve, the groove is formed, the pile body can be stably clamped in the inner sleeve by means of springs, supporting pieces and hydraulic pushing rods, the first motor can directly convey the pile body into a pile hole by means of hollow screw pipes, solid screws and lifting bodies in a matched transmission mode, the first motor drives the first spiral blade and the second spiral blade to rotate by means of transmission of the first gear and the second gear in a matched mode, soil produced by drilling holes in the first spiral blade and the second spiral blade can be discharged by means of a plurality of through holes in uniform distribution, the third motor can realize the effect that the inner sleeve moves up and down along the inner sleeve by means of mutual transmission of racks, gears, third gears, worm wheels, first chain wheels, second chain wheels and worms.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged view of part of structure A of the present utility model;

FIG. 3 is a top cross-sectional assembly view of the outer sleeve, inner sleeve and pile body of the present utility model;

FIG. 4 is a schematic top view showing the installation effect of the first and second helical blades of the present utility model;

FIG. 5 is a schematic view of a via hole of the present utility model;

fig. 6 is an assembly view of the pile body and the inner sleeve according to the present utility model.

In the figure: 1-bearing body, 2-motor I, 3-hollow screw tube, 4-solid screw rod, 5-lifting body, 6-motor II, 7-outer tube, 8-gear I, 9-gear II, 10-screw knife I, 11-pile body, 12-bracket, 13-hydraulic push rod, 14-inner tube, 15-through hole, 16-spring, 17-groove, 18-rack, 19-gear III, 20-worm wheel, 21-sprocket I, 22-chain, 23-sprocket II, 24-worm, 25-motor III, 26-crane, 27-support beam and 28-screw knife II.

Detailed Description

Referring to fig. 1-6, the present utility model provides a technical solution: a bridge engineering piling device comprises a bearing body 1; a supporting beam 27 is fixed at the right end in the bearing body 1, a lifting body 5 is arranged below the supporting beam 27, and the middle part of the lifting body 5 is rotationally connected with an outer sleeve 7 which penetrates through the upper end and the lower end of the lifting body respectively; the outer wall of the outer sleeve 7 is fixedly provided with a plurality of first spiral cutters 10, the inner wall of the outer sleeve 7 is fixedly provided with a plurality of second spiral cutters 28, through holes 15 scattered on the surface of the outer sleeve 7 are formed between the first spiral cutters 10 and the second spiral cutters 28, and the through holes 15 are communicated with the inner part of the outer sleeve 7; an inner sleeve 14 extending out of the upper end of a supporting beam 27 is sleeved in the outer sleeve 7, a pair of hydraulic push rods 13 distributed left and right are arranged at the bottom side of the inner wall of the inner sleeve 14, and a pair of supporting plates 12 distributed left and right symmetrically are arranged between the hydraulic push rods 13;

the pile body 11 is sleeved in the inner sleeve 14, a groove 17 is formed in the bottom side of the outer wall of the pile body 11, and the supporting piece 12 is sleeved in the groove 17;

the motor vehicle is used for dragging the bearing body 1 to a construction site, the bearing body 1 is used as a supporting frame of the whole device, the bearing body 1 is used for supporting the whole device to be stably on the ground, the supporting beams 27 keep stable intervals on the positions of the left end and the right end of the inner side of the bearing body 1, and the supporting beams 27 play a role in stably supporting the outer sleeve 7 and the inner sleeve 14;

a groove 17 is formed below the pile body 11 in advance, the shape of the groove 17 is matched with that of the supporting plate 12, a lifting hook is arranged below the crane 26 to be beneficial to hooking the pile body 11 to be implanted into the ground, the upper end of the inner sleeve 14 is kept in a state of extending out of the upper end of the outer sleeve 7 due to the supporting beam 27 supporting the upper end of the inner sleeve 14, the crane 26 lifts the pile body 11 and aims at the upper end of the inner sleeve 14, the crane 26 enables the pile body 11 to be downwards placed into the inner sleeve 14 from the upper end of the inner sleeve 14, and the pile body 11 below the crane 26 gradually approaches the supporting plate 12 and the hydraulic push rod 13 in the inner sleeve 14, so that the pile body 11 is placed in the inner sleeve 14;

the outer sleeve 7 and the inner sleeve 14 are made of transparent materials so that naked eyes can directly observe the moving state of the pile body 11 in the inner sleeve 14 until the groove 17 is aligned with the supporting piece 12, the crane 26 stops moving the pile body 11 downwards in the inner sleeve 14, the hydraulic push rod 13 is started by electrifying to gradually approach the supporting piece 12 to the groove 17, a plurality of springs 16 are fixed between the outer wall of the supporting piece 12 and the inner wall of the inner sleeve 14, the springs 16 play a role of auxiliary clamping the groove 17 on the supporting piece 12, the groove 17 provides a storage space for the supporting piece 12, the electric starting hydraulic push rod 13 clamps the supporting piece 12 and the inside of the groove 17, the groove 17 is formed so that the pile body 11 can be clamped in the inner sleeve 14 firmly by the springs 16, the supporting piece 12 and the hydraulic push rod 13, the inner sleeve 14 plays a role of supporting the pile body 11 firmly, and then the pile body 11 can be unhooked by the crane 26;

the left side and the right side of the upper end of the bearing body 1 are respectively provided with a crane 26 and a first motor 2, the right corner of the upper end of the lifting body 5 is fixedly provided with a solid screw 4, the outside thread of the solid screw 4 is connected with a hollow screw 3 aligned with the lower part of the first motor 2, the upper end of the hollow screw 3 is in transmission connection with the power output end of the first motor 2, the first motor 2 drives the hollow screw 3 to rotate, the length of the solid screw 4 is greater than the height of a supporting beam 27, the solid screw 4 and the hollow screw 3 are transmitted through the opened thread, the solid screw 4 moves up and down in the rotating hollow screw 3, meanwhile, the surface of the solid screw 4 slides along the inside of the supporting beam 27, so that the solid screw 4 drives the lifting body 5 to move up and down in the inner side of the bearing body 1, the lifting body 5 drives the outer sleeve 7 to slide up and down, the first motor 2 drives the outer sleeve 7 to move up and down by means of the hollow screw 3, the solid screw 4 and the lifting body 5 in a matched transmission mode, the first motor 2 gradually moves the outer sleeve 7 downwards, and the outer sleeve 7 gradually moves down, and the outer sleeve 7 gradually approaches the ground;

the upper end of the outer sleeve 7 penetrates through the upper end of the gear II 9 and is fixedly connected with the gear II 9, the upper end of the lifting body 5 is respectively connected with the gear I8 and the gear II 9 in a rotating way, the gear I8 is connected with the gear II 9 in a meshed transmission way, the upper end of the gear I8 is connected with the motor II 6 arranged at the upper end of the lifting body 5 in a transmission way, the motor II 6 drives the gear I8 to rotate on the lifting body 5, the gear I8 drives the gear II 9 to rotate on the lifting body 5, the gear II 9 drives the outer sleeve 7 to rotate around the lifting body 5, the outer sleeve 7 drives the spiral knife I10 and the spiral knife II 28 to rotate, meanwhile, the downward moving outer sleeve 7 enables the spiral knife I10 to gradually approach and contact with the ground, the rotating spiral knife I10 generates shearing force on soil, the spiral knife I10 loosens the soil positioned on the outer wall of the outer sleeve 7, soil is thrown upwards along with the surface of the rotary screw knife I10, the rotary screw knife I10 stretches into the soil along with the rotation of the outer sleeve 7, the outer sleeve 7 gradually moves downwards along the ground, meanwhile, the screw knife II 28 gradually contacts the soil, the rotary screw knife II 28 also can generate shearing force on the soil, the screw knife II 28 pulverizes and throws the soil in the outer sleeve 7 to the through hole 15, the through hole 15 also rotates along with the rotation of the outer sleeve 7, the pulverized soil in the outer sleeve 7 is thrown out from the through hole 15, the through hole 15 reduces the accumulation of the soil in the outer sleeve 7, the inside of the outer sleeve 7 which moves downwards is kept smooth, and the purpose that the screw knife I10 and the screw knife II 28 drill pile holes on the ground is realized;

the motor II 6 drives the outer sleeve 7 to drive the first spiral cutter 10 and the second spiral cutter 28 to rotate through the cooperation of the first gear 8 and the second gear 9, a plurality of through holes 15 which are uniformly distributed can discharge soil generated by drilling holes of the first spiral cutter 10 and the second spiral cutter 28, the height of the outer sleeve 7 exposing the ground surface is gradually reduced along with the gradual downward movement of the outer sleeve 7 in the soil, the depth of the drilled pile hole is gradually increased, and the depth of the drilled pile hole is judged according to the height of the outer sleeve 7 exposing the ground surface;

the outer wall of the inner sleeve 14 is fixedly provided with a pair of racks 18 which are symmetrically distributed left and right, the outer ends of the racks 18 are respectively meshed and connected with a third gear 19 which is rotatably connected with the front end of a supporting beam 27, the front end of the third gear 19 is fixedly provided with a second sprocket 23, the outer end of the second sprocket 23 is provided with a first sprocket 21, the rear end of the first sprocket 21 is fixedly provided with a worm wheel 20 which is rotated at the front end of the supporting beam 27, and a chain 22 is in transmission connection between the first sprocket 21 and the second sprocket 23;

the left end of the worm wheel 20 is in transmission connection with a worm 24, the upper end of the worm 24 is in transmission connection with a motor III 25 arranged at the upper end of a supporting beam 27, when a pile hole reaches a required depth, a motor II 6 is closed to stop the outer sleeve 7, the motor III 25 is started to drive the worm 24 to rotate, the worm 24 drives the worm wheel 20 to rotate, the worm wheel 20 drives a sprocket I21 to rotate, the sprocket I21 drives a sprocket II 23 to rotate through a chain 22, the sprocket II 23 drives a gear III 19 to rotate, the left motor III 25 and the right motor III 25 are in opposite running states, the rotation directions of the left worm 24 and the right worm 24 are opposite, the gear III 19, the worm wheel 20, the sprocket I21, the chain 22 and the sprocket II 23 on the left side and the right side are opposite, the gear III 19 is meshed with a rack 18 to drive an inner sleeve 14 to slide down along the supporting beam 27, the inner sleeve 14 moves down along the inner part of the outer sleeve 7, the inner sleeve 14 is surrounded by the spiral cutter II 28, the inner sleeve 14 downwards moves the pile body 11 inside the outer sleeve 7 until the pile body 11 slides down to the bottommost end of the outer sleeve 7 in the outer sleeve 7, the outer sleeve 7 supports and reinforces the inner wall of a pile hole, the outer sleeve 7 has a shaping effect on the formed pile hole, so that collapse of the pile hole is avoided, the inner sleeve 14 conveniently places the pile body 11 in the pile hole, the purpose of implanting the pile body 11 into the ground is achieved, the steps of drilling the pile hole and implanting the pile body 11 are combined into one, and therefore, the spiral cutter I10 and the spiral cutter II 28 do not need to be taken out after the pile hole is formed, and then the pile body 11 is implanted, so that the construction period is shortened, on one hand, collapse accidents of the pile hole in the process of implanting the pile body 11 are avoided, on the other hand, the working efficiency of bridge engineering can be improved, and the method is suitable for construction operation in moist and multiple-water soil;

the hydraulic push rod 13 enables the supporting piece 12 to be separated from the groove 17, the running directions of the left motor III 25 and the right motor III 25 are mutually exchanged, the motor III 25 respectively drives the left worm 24 and the right worm 24 to rotate reversely with the directions, the inverted worm 24 enables all of the gear III 19, the worm wheel 20, the sprocket I21, the chain 22 and the sprocket II 23 on the left side and the right side to rotate reversely according to the processes, the gear III 19 is matched with the rack 18 for use, so that the inner sleeve 14 gradually rises along the supporting beam 27, the inner sleeve 14 gradually rises along the surface of the pile body 11 and the inner wall of the outer sleeve 7, the inner sleeve 14 gradually breaks away from the ground, and the purpose of enabling the inner sleeve 14 to be separated from the pile body 11 is achieved;

the first motor 2 drives the hollow screw tube 3 to rotate reversely, the hollow screw tube 3 drives the solid screw rod 4 to rotate reversely, the solid screw rod 4 enables the lifting body 5 to be gradually lifted, the lifting body 5 enables the outer sleeve 7 to move upwards along the surface of the pile body 11, the outer sleeve 7 gradually moves from the surface of the pile body 11 to the surface of the inner sleeve 14, the outer sleeve 7 gradually shields the rack 18, and the purpose that the outer sleeve 7 is separated from the pile body 11 is achieved.

Claims (6)

1. The utility model provides a bridge engineering pile driving device, includes the bearing body (1), its characterized in that:

a supporting beam (27) is fixed at the right end in the bearing body (1), a lifting body (5) is arranged below the supporting beam (27), and an outer sleeve (7) penetrating through the upper end and the lower end of the lifting body (5) respectively is rotationally connected with the middle part of the lifting body;

the outer wall of the outer sleeve (7) is fixedly provided with a plurality of first spiral cutters (10), the inner wall of the outer sleeve (7) is fixedly provided with a plurality of second spiral cutters (28), through holes (15) scattered on the surface of the outer sleeve (7) are formed between the first spiral cutters (10) and the second spiral cutters (28), and the through holes (15) are communicated with the inside of the outer sleeve (7);

an inner sleeve (14) extending out of the upper end of the supporting beam (27) is sleeved in the outer sleeve (7), the inner sleeve (14) is in sliding connection with the supporting beam (27), a pair of hydraulic push rods (13) which are distributed left and right are arranged on the bottom side of the inner wall of the inner sleeve (14), and a pair of supporting sheets (12) which are distributed left and right symmetrically are arranged between the hydraulic push rods (13);

the pile body (11) is sleeved in the inner sleeve (14), a groove (17) is formed in the bottom side of the outer wall of the pile body (11), and the supporting sheet (12) is sleeved in the groove (17).

2. A bridge construction pile driver according to claim 1, wherein: the lifting device is characterized in that a crane (26) and a motor I (2) are respectively arranged on the left side and the right side of the upper end of the bearing body (1), a solid screw rod (4) is fixed at the right angle of the upper end of the lifting body (5), a hollow screw tube (3) aligned with the lower side of the motor I (2) is connected with the external screw thread of the solid screw rod (4), the upper end of the hollow screw tube (3) is in transmission connection with the power output end of the motor I (2), and the length of the solid screw rod (4) is larger than the height of the supporting beam (27).

3. A bridge construction pile driver according to claim 1, wherein: a plurality of springs (16) are fixed between the outer wall of the supporting piece (12) and the inner wall of the inner sleeve (14).

4. A bridge construction pile driver according to claim 1, wherein: the lifting device is characterized in that a first gear (8) and a second gear (9) are respectively connected to the upper end of the lifting body (5) in a rotating mode, the first gear (8) is in meshed transmission connection with the second gear (9), a second motor (6) mounted at the upper end of the lifting body (5) is connected to the upper end of the first gear (8) in a transmission mode, and the upper end of the outer sleeve (7) penetrates through the upper end of the second gear (9) and is fixedly connected with the upper end of the second gear.

5. A bridge construction pile driver according to claim 1, wherein: the novel chain wheel is characterized in that a pair of racks (18) which are symmetrically distributed left and right are fixed on the outer wall of the inner sleeve (14), gears (19) which are connected to the front end of the supporting beam (27) in a meshed transmission mode are connected to the outer ends of the racks (18), chain wheels (23) are fixed to the front end of the gears (19), chain wheels (21) are arranged at the outer ends of the chain wheels (23), worm wheels (20) which are rotated to the front end of the supporting beam (27) are fixed to the rear end of the chain wheels (21), and chains (22) are connected between the chain wheels (21) and the chain wheels (23).

6. A bridge construction pile driver according to claim 5, wherein: the left end transmission of worm wheel (20) is connected with worm (24), worm (24) upper end transmission is connected with motor III (25) of installing in supporting beam (27) upper end.

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