CN216664125U

CN216664125U - Pile pulling equipment

Info

Publication number: CN216664125U
Application number: CN202123078890.2U
Authority: CN
Inventors: 不公告发明人
Original assignee: Shanghai Liyang Road Reinforcement Technology Co ltd
Current assignee: Shanghai Liyang Road Reinforcement Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-03
Anticipated expiration: 2031-12-09

Abstract

The utility model relates to the technical field of infrastructure construction equipment, in particular to pile pulling equipment. According to the pile pulling device, the clamping mechanism is arranged to drive the two clamping plates to clamp the upper end of the pile body to realize fixation, the fixation is firm, the safety of the working stability is improved, the double-rod lifting mechanism is arranged to drive the two clamping plates for clamping the pile body to move upwards, the pile pulling operation is realized, the device is ingenious in structural design, simple and easy to purchase parts, convenient to maintain, light in size, convenient to use and operate and high in practicability.

Description

Pile pulling equipment

Technical Field

The utility model relates to the technical field of infrastructure construction equipment, in particular to pile pulling equipment.

Background

The pile bodies such as the compression-resistant piles, the uplift piles, the slide-resistant piles, the support piles and the like are applied to the construction process of the infrastructure in a large quantity, part of the pile bodies play a using function and are abandoned in a soil body, the reutilization of subsequent land resources is influenced, one expression of environmental pollution is also realized, the comprehensive treatment cost is high, the pile bodies are a serious and very troublesome engineering problem in the foundation construction, no obvious breakthrough is obtained till now, and the early pile-stage pile-pulling research result shows that the pile-pulling process is divided into two stages, wherein the first stage is a pile-pulling stage and needs to provide a large pile-pulling force; the second stage is a pile pulling stage, and the required pile pulling force is relatively small.

In a light split hydraulic high-power pile pulling device (patent number: CN207919555U), the device avoids the disadvantages that a single pile pulling device has large overall mass, limited pile length, high requirement on the site and the like, provides a reliable key supporting technology for the flexible composite assembly type recoverable supporting structure patent technology, is successfully applied to excavation supporting engineering of basic facilities such as civil engineering, traffic, water conservancy, mines and the like, and shows extremely strong practicability and irreplaceability. Accordingly, one skilled in the art provides a pile pulling apparatus to solve the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide pile pulling equipment to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a pile pulling device comprises a base plate, wherein a vertically arranged concave frame shell is fixedly connected to the upper side of the base plate, a double-rod lifting mechanism is arranged in the concave frame shell, openings are formed in the front sides of two vertical ends of the concave frame shell, two ends of the double-rod lifting mechanism respectively penetrate through the two openings, extend downwards and are fixedly connected with a transversely arranged rectangular strip shell, a clamping mechanism is arranged in the rectangular strip shell, sliding openings are formed in the front side of the rectangular strip shell, two clamping plates penetrating through the sliding openings are symmetrically arranged on the clamping mechanism, a storage battery pack is fixedly connected to the upper side of the base plate, a control switch is fixedly connected to one side of the concave frame shell, and the input ends of the double-rod lifting mechanism, the clamping mechanism and the storage battery pack are electrically connected with the control switch;

the double-rod lifting mechanism comprises a first motor fixed on one side of a concave frame shell, a main shaft end of the first motor penetrates through a rotating rod extending into a transverse straight end of the concave frame shell and fixedly connected with two rotating rods transversely arranged, two driving bevel gears fixedly connected to the rotating rods in the same direction are fixedly connected to the rotating rods, two inner walls of two vertical ends of the concave frame shell are rotatably connected with vertically arranged lead screws through first bearing seats, driven bevel gears are fixedly connected to the upper ends of the two lead screws, the two driving bevel gears are respectively connected with the two driven bevel gears in a meshed mode, threaded blocks are connected to the lead screws in a threaded mode, L-shaped rods are fixedly connected to the upper sides of the two threaded blocks, and the L-shaped rods penetrate through two openings and are fixedly connected with a rectangular strip shell.

As a still further scheme of the utility model: fixture is including fixing the second motor in rectangle strip shell one end, the main shaft end of second motor runs through the two-way threaded rod that extends to in the rectangle strip shell and fixedly connected with transversely sets up, and the one end inner wall of rectangle strip shell passes through the second bearing seat and is connected with the one end rotation of two-way threaded rod, threaded connection has the nut piece that two symmetries set up on the two-way threaded rod, and the equal fixedly connected with connecting rod in one side of two nut pieces, two the one end of connecting rod all runs through the sliding opening and respectively with two splint fixed connection.

As a still further scheme of the utility model: the inner wall of one side of the concave frame shell is rotatably connected with one end, far away from the first motor, of the rotating rod through a third bearing seat.

As a still further scheme of the utility model: the outer side wall of the thread block is abutted against the inner wall of the concave frame shell and is in sliding connection with the inner wall of the concave frame shell.

As a still further scheme of the utility model: the opposite sides of the two clamping plates are provided with arc-shaped grooves.

As a still further scheme of the utility model: the locking universal wheels are symmetrically and fixedly connected to four corners of the bottom of the base plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. through setting up fixture, start the work of second motor, drive two-way threaded rod and rotate, because two-way threaded rod respectively with two nut piece threaded connection, and the axial of nut piece is rotated and is followed the connecting rod and receive the restriction of the smooth mouth on the rectangle strip shell, consequently, two nut pieces force toward close direction displacement, and then drive two splint and grasp the pile body upper end and realize fixedly, it is fixed firm, improve job stabilization security.

2. Through setting up two pole elevating system, start first motor work, it rotates to drive the bull stick, and then drive two initiative bevel gear synchronous rotations, because initiative bevel gear and driven bevel gear meshing, and then drive two lead screw synchronous rotations, because lead screw and thread block threaded connection, and the axial of thread block rotates and follows L shape pole and receive the restriction of concave shape frame shell upper shed, therefore, two thread blocks force synchronous shifts up, and then two splint that drive the centre gripping pile body move up, realize the pile pulling operation, this device structural design is ingenious, the simple easy purchase of spare part, easy maintenance, and this device size is light, convenient use and operation, the practicality is stronger.

Drawings

FIG. 1 is a schematic perspective view of a pile pulling apparatus;

FIG. 2 is a schematic left-side sectional view of a concave frame shell of a pile pulling device;

fig. 3 is a schematic view of a cross-sectional structure at the top of a rectangular strip shell in a pile pulling device.

In the figure: 1. a substrate; 2. a concave frame shell; 3. an opening; 4. a rectangular strip shell; 5. a sliding port; 6. a splint; 7. a battery pack; 8. a control switch; 9. a first motor; 10. a rotating rod; 11. a drive bevel gear; 12. a screw rod; 13. a driven bevel gear; 14. a thread block; 15. an L-shaped rod; 16. a second motor; 17. a bidirectional threaded rod; 18. a nut block; 19. a connecting rod; 20. an arc-shaped slot; 21. and locking the universal wheels.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a pile pulling apparatus includes a base plate 1, a vertically disposed concave frame casing 2 is fixedly connected to an upper side of the base plate 1, a dual-rod elevating mechanism is disposed in the concave frame casing 2, openings 3 are disposed on front sides of two vertical ends of the concave frame casing 2, two ends of the dual-rod elevating mechanism respectively penetrate through the two openings 3 to extend downward and are fixedly connected to a horizontally disposed rectangular strip casing 4, a clamping mechanism is disposed in the rectangular strip casing 4, a sliding opening 5 is disposed on a front side of the rectangular strip casing 4, two clamping plates 6 penetrating through the sliding opening 5 are symmetrically disposed on the clamping mechanism, a storage battery 7 is fixedly connected to an upper side of the base plate 1 to provide power output, a control switch 8 is fixedly connected to one side of the concave frame casing 2, and input ends of the dual-rod elevating mechanism, the clamping mechanism and the storage battery 7 are electrically connected to the control switch 8, so that the operation and control are convenient, is the prior art;

the double-rod lifting mechanism comprises a first motor 9 fixed on one side of a concave frame shell 2, a main shaft end of the first motor 9 penetrates and extends into a transverse end of the concave frame shell 2 and is fixedly connected with a rotating rod 10 which is transversely arranged, two driving bevel gears 11 which are arranged in the same direction are fixedly connected on the rotating rod 10, two vertical end inner walls of the concave frame shell 2 are rotatably connected with vertically arranged screw rods 12 through first bearing seats, the upper ends of the two screw rods 12 are fixedly connected with driven bevel gears 13, the two driving bevel gears 11 are respectively meshed with the two driven bevel gears 13, thread blocks 14 are respectively and threadedly connected on the two screw rods 12, L-shaped rods 15 are respectively and fixedly connected on the upper sides of the two thread blocks 14, the two L-shaped rods 15 respectively penetrate through the two openings 3 and are fixedly connected with a rectangular strip shell 4, the first motor 9 is started to work, the rotating rod 10 is driven to rotate, and then the two driving bevel gears 11 are driven to synchronously rotate, the driving bevel gear 11 is meshed with the driven bevel gear 13 to drive the two screw rods 12 to synchronously rotate, and the screw rods 12 are in threaded connection with the thread blocks 14, and the axial rotation of the thread blocks 14 is limited by the upper openings 3 of the concave frame shells 2 along with the L-shaped rods 15, so that the two thread blocks 14 are forced to synchronously move upwards, and further two clamping plates 6 clamping a pile body are driven to move upwards to realize pile pulling operation;

in fig. 3: the clamping mechanism comprises a second motor 16 fixed at one end of the rectangular strip shell 4, a main shaft end of the second motor 16 penetrates through the rectangular strip shell 4 and extends into the rectangular strip shell 4 and is fixedly connected with a transversely arranged bidirectional threaded rod 17, an inner wall at one end of the rectangular strip shell 4 is rotatably connected with one end of the bidirectional threaded rod 17 through a second bearing seat, two symmetrically arranged nut blocks 18 are in threaded connection with the bidirectional threaded rod 17, connecting rods 19 are fixedly connected with one sides of the two nut blocks 18, one ends of the two connecting rods 19 penetrate through the sliding opening 5 and are respectively fixedly connected with the two clamping plates 6, the second motor 16 is started to work to drive the bidirectional threaded rod 17 to rotate, the bidirectional threaded rod 17 is respectively in threaded connection with the two nut blocks 18, and the axial rotation of the nut blocks 18 is limited by the sliding opening 5 on the rectangular strip shell 4 along with the connecting rods 19, so that the two nut blocks 18 are forced to move in similar directions, the two clamping plates 6 are further driven to clamp the upper end of the pile body to realize fixation, the fixation is firm, and the working stability and safety are improved;

in fig. 2: the inner wall of one side of the concave frame shell 2 is rotatably connected with one end of the rotating rod 10 far away from the first motor 9 through a third bearing seat, and the rotating rod 10 can be supported and stabilized to rotate;

in fig. 2: the outer side wall of the thread block 14 is abutted against and slidably connected with the inner wall of the concave frame shell 2, and the axial rotation of the thread block 14 can be limited;

in fig. 3: the opposite sides of the two clamping plates 6 are provided with arc-shaped grooves 20, so that the cylindrical pile body can be clamped conveniently;

in fig. 1: the locking universal wheels 21 symmetrically arranged are fixedly connected to four corners of the bottom of the base plate 1, so that the device can be displaced or positioned conveniently.

The working principle of the utility model is as follows: when the device is used for pile pulling, the device is pushed to the pile pulling position, the two clamp plates 6 are placed at the upper end of the pile body, which leaks out of the ground, the storage battery pack 7 provides power output, the control switch 8 is operated, the second motor 16 is started to work, the two-way threaded rod 17 is driven to rotate, the two-way threaded rod 17 is respectively in threaded connection with the two nut blocks 18, and the axial rotation of the nut blocks 18 is limited by the sliding opening 5 on the rectangular strip shell 4 along with the connecting rod 19, so that the two nut blocks 18 are forced to move towards the similar direction, the two clamp plates 6 are driven to clamp the upper end of the pile body to realize fixation, the fixation is firm, and the working stability and safety are improved;

then, start first motor 9 work, drive bull stick 10 and rotate, and then drive two drive bevel gears 11 and rotate in step, because drive bevel gear 11 and driven bevel gear 13 mesh, and then drive two lead screws 12 and rotate in step, because lead screw 12 and threaded block 14 threaded connection, and threaded block 14's axial rotation is followed L shape pole 15 and is received concave frame shell 2 upper shed 3's restriction, consequently, two threaded block 14 force synchronous shifts up, and then two splint 6 that drive the centre gripping pile body move up, realize pile pulling operation, this device structural design is ingenious, spare part is simple easily purchased, easy maintenance, and this device size is light, use the simple operation, the practicality is stronger.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. The utility model provides a pile pulling equipment, includes base plate (1), its characterized in that, the concave frame shell (2) of the vertical setting of upside fixedly connected with of base plate (1), and be equipped with two pole elevating system in concave frame shell (2), opening (3) have all been seted up to two vertical end front sides of concave frame shell (2), and two pole elevating system's both ends run through two opening (3) downwardly extending respectively and fixedly connected with transversely set up rectangle strip shell (4), be equipped with fixture in rectangle strip shell (4), and the front side of rectangle strip shell (4) is seted up and is equipped with sliding opening (5), the last symmetry of fixture is provided with two splint (6) that run through sliding opening (5), the upside fixedly connected with storage battery (7) of base plate (1), one side fixedly connected with control switch (8) of concave frame shell (2), and two pole elevating system, The input ends of the clamping mechanism and the storage battery pack (7) are electrically connected with the control switch (8);

the double-rod lifting mechanism comprises a first motor (9) fixed on one side of the concave frame shell (2), the main shaft end of the first motor (9) penetrates through and extends into the transverse straight end of the concave frame shell (2) and is fixedly connected with a transversely arranged rotating rod (10), and two driving bevel gears (11) which are arranged in the same direction are fixedly connected on the rotating rod (10), the inner walls of two vertical ends of the concave frame shell (2) are rotatably connected with a vertically arranged screw rod (12) through a first bearing seat, the upper ends of the two screw rods (12) are fixedly connected with driven bevel gears (13), the two driving bevel gears (11) are respectively meshed with the two driven bevel gears (13), the two screw rods (12) are respectively connected with a thread block (14) in a threaded manner, and the upper sides of the two thread blocks (14) are fixedly connected with L-shaped rods (15), and the two L-shaped rods (15) respectively penetrate through the two openings (3) and are fixedly connected with the rectangular strip shell (4).

2. The pile pulling equipment according to claim 1, wherein the clamping mechanism comprises a second motor (16) fixed at one end of the rectangular strip shell (4), a main shaft end of the second motor (16) extends into the rectangular strip shell (4) in a penetrating manner and is fixedly connected with a transversely arranged bidirectional threaded rod (17), an inner wall of one end of the rectangular strip shell (4) is rotatably connected with one end of the bidirectional threaded rod (17) through a second bearing seat, the bidirectional threaded rod (17) is connected with two symmetrically arranged nut blocks (18) in a threaded manner, one side of each of the two nut blocks (18) is fixedly connected with a connecting rod (19), and one end of each of the two connecting rods (19) penetrates through the sliding port (5) and is fixedly connected with the two clamping plates (6) respectively.

3. A pile pulling apparatus as claimed in claim 1, wherein the inner wall of one side of the concave frame shell (2) is rotatably connected with one end of the rotating rod (10) far away from the first motor (9) through a third bearing seat.

4. A pile pulling apparatus as claimed in claim 1, characterised in that the outer side wall of the threaded block (14) abuts and is slidably connected to the inner wall of the concave frame shell (2).

5. A pile pulling apparatus as claimed in claim 1, characterised in that the clamping plates (6) are provided with arcuate slots (20) on opposite sides.

6. The pile pulling equipment as claimed in claim 1, wherein four corners of the bottom of the base plate (1) are fixedly connected with symmetrically arranged locking universal wheels (21).