CN216156566U

CN216156566U - Pile cutter

Info

Publication number: CN216156566U
Application number: CN202121700436.3U
Authority: CN
Inventors: 杨永生
Original assignee: Shandong Shantuo Hydraulic Technology Co ltd
Current assignee: Shandong Shantuo Hydraulic Technology Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-04-01
Anticipated expiration: 2031-07-26

Abstract

A pile cutting machine solves the problems that the existing pile cutting machine is inconvenient to use and adjust and needs to be adjusted for multiple times. The pile cutting device is driven by an oil pump, the pile cutting module comprises a sleeve and a module connecting device, the lower end of the sleeve is connected with a hydraulic oil cylinder, a drill rod capable of vertically sliding in a reciprocating mode is arranged in the sleeve, and the drill rod is of a structure with adjustable length. The utility model is arranged into a drill rod with changeable length, or the length of the sleeve can be adjusted, so that the convenience of the drill rod can be increased during assembly, and meanwhile, after the equipment is assembled, the effective stroke of the equipment can be adjusted according to the actual size of a pile foundation, so that the functionality of the equipment is increased, and the drill rod is more convenient and faster to use.

Description

Pile cutter

Technical Field

The utility model relates to the technical field of engineering machinery, in particular to a pile cutter.

Background

The pile cutting machine is one kind of engineering machine suitable for fast removing pile head in pile foundation engineering. The method is suitable for removing pile heads formed by various pile foundations.

The current pile machine that cuts function is more single, all makes in advance according to the size or the shape of pile foundation, unusual inconvenient.

Application No. 202021098026.1 a pile cutter discloses a modular structure that enables quick disassembly and connection for convenient transport.

However, the stroke of the hydraulic oil cylinder is basically determined in advance, the limit position of the drill rod in the movement process is basically determined, and the problem is solved through different limit holes in the operation process, but the use is inconvenient, and multiple times of adjustment are needed.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the pile cutting machine, which effectively solves the problems that the existing pile cutting machine is inconvenient to use and adjust and needs to be adjusted for many times.

In order to achieve the purpose, the pile cutting machine is composed of at least four pile cutting modules and driven by an oil pump, each pile cutting module comprises a sleeve and a module connecting device, the lower end of each sleeve is connected with a hydraulic oil cylinder, a drill rod capable of vertically sliding in a reciprocating mode is arranged in each sleeve, and each drill rod is of a structure with adjustable length.

The utility model provides a pile cutter comprises four at least pile cutting modules, through oil pump drive, pile cutting module includes sleeve and module connecting device, and the sleeve is for can carrying out flexible structure, and the sleeve lower extreme is connected with hydraulic cylinder, is equipped with vertical reciprocating sliding's drill rod in the sleeve.

Preferably, the drill rod comprises a main body part connected with the hydraulic oil cylinder, a drill rod head which vertically slides is arranged at the upper end of the main body part, and the drill rod head is in threaded connection with the main body part.

Preferably, the rotatable reinforcing disc that is connected with of drill rod head lower extreme, the reinforcing disc is arranged in the main part, and a plurality of guiding axles of reinforcing disc lower extreme fixedly connected with, guiding axle lower extreme slidable arrange in the main part, the outer circumference of guiding axle is equipped with the extension spring, extension spring upper end and reinforcing disc fixed connection, extension spring lower extreme and main part fixed connection.

Preferably, the sleeve comprises a hollow sleeve connected with the hydraulic oil cylinder, the upper end of the sleeve is provided with a lifting part which vertically slides, the lifting part comprises a lantern ring, and the lantern ring is fixedly connected with the module connecting device.

Preferably, a rotatable threaded rod is arranged in the sleeve, the upper end of the threaded rod is arranged above the sleeve, and the threaded rod is in threaded connection with the lantern ring.

Preferably, the lower end of the lantern ring is fixedly connected with a plurality of guide rods, and the lower ends of the guide rods are slidably arranged in the lantern ring.

Preferably, the outer circumference of the lower part of the threaded rod is provided with a plurality of telescopic bulbs.

Preferably, the inboard fixedly connected with cardboard of bulb, the cardboard is located the threaded rod, and the cardboard is for blockking the structure that bulb and threaded rod break away from, the inboard fixedly connected with spring of cardboard, the inner and threaded rod fixed connection of spring, the spring is for promoting the bulb throughout and keep away from the structure of threaded rod.

The utility model is arranged into a drill rod with changeable length, or the length of the sleeve can be adjusted, so that the convenience of the drill rod can be increased during assembly, and meanwhile, after the equipment is assembled, the effective stroke of the equipment can be adjusted according to the actual size of a pile foundation, so that the functionality of the equipment is increased, and the drill rod is more convenient and faster to use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic view of the telescopic structure of the sleeve of the present invention.

Fig. 3 is a schematic view of a ball head sliding structure according to the present invention.

FIG. 4 is a schematic view of the length adjustment structure of the drill rod of the present invention.

FIG. 5 is a schematic view of the drill rod of the present invention with the main body broken away.

Detailed Description

The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings 1 to 5.

The pile cutting machine is characterized in that the pile cutting machine is composed of at least four pile cutting modules and driven by an oil pump, each pile cutting module comprises a sleeve 1 and a module connecting device 2, the lower end of each sleeve 1 is connected with a hydraulic oil cylinder, a drill rod 3 capable of vertically sliding in a reciprocating mode is arranged in each sleeve 1, and each drill rod 3 is of a structure with adjustable length.

In the utility model, the drill rod 3 is improved, and the drill rod 3 is set to be a structure capable of adjusting the length, so that when the whole product is used in engineering, if the equipment is assembled in the early stage, at this time, the length of the drill rod 3 can be completely adjusted, so that a pile cutting function of pile foundations with different sizes can be realized, the diversity of product use is increased, the installation and the disassembly of the equipment are reduced, and meanwhile, when a module is assembled, the module can be quickly assembled, because the number of limiting holes in the module connecting device 2 is limited and is fixed, at the moment, the length of the drill rod 3 can be adjusted, the effect that multiple times of debugging are not needed during the assembly can be well realized, and the convenience of the assembly and the later-stage direct use is improved.

The utility model provides a pile cutter comprises four at least pile cutting modules, through oil pump drive, pile cutting module includes sleeve 1 and module connecting device 2, and sleeve 1 is for the structure that can stretch out and draw back, and 1 lower extreme of sleeve is connected with hydraulic cylinder, is equipped with vertical reciprocating sliding's drill rod 3 in the sleeve 1.

In the utility model, the sleeve 9 is improved, the length of the sleeve 1 can be adjusted, and at this time, the length of the sleeve 1 can be adjusted to change the sliding length of the drill rod 3 when the product is formed, so that the diversity of the product can be increased, and the installation and the disassembly of equipment can be reduced.

The drill rod 3 comprises a main body part 4 connected with the hydraulic oil cylinder, a drill rod head 5 which slides vertically is arranged at the upper end of the main body part 4, and the drill rod head 5 is in threaded connection with the main body part 4.

In the present invention, the upper end of the drill rod head 5 is located above the main body 4, the top end of the drill rod head 5 is tapered for collision with the pile foundation, and the drill rod head 5 is screwed with the main body 4, so that the drill rod 3 can be adjusted in length by screwing the drill rod head 5 to adjust the overall length of the drill rod 3.

The rotatable reinforcing disc 6 that is connected with of 5 lower extremes of drill rod head, reinforcing disc 6 are arranged in main part 4, and 6 lower extremes of reinforcing disc fixedly connected with a plurality of guiding axles 7, guiding axle 7 lower extreme slidable arrange in main part 4, and the outer circumference of guiding axle 7 is equipped with

extension spring

8, and 8 upper ends of extension spring and 6 fixed connection of reinforcing disc, 8 lower extremes of extension spring and main part 4 fixed connection.

In the utility model, the reinforcing disc 6 is rotatably fixed at the lower end of the drill rod head 5, the arrangement of the guide shaft 7 ensures that the reinforcing disc 6 can only vertically move, when the drill rod head 5 rotates and vertically slides, the reinforcing disc 6 can be driven to vertically slide, at the moment, the tension spring 8 is stretched, the tension of the tension spring 8 is increased, and the stability of the drill rod head 5 can be better ensured.

The sleeve 1 comprises a hollow sleeve 9 connected with a hydraulic oil cylinder, a lifting part which vertically slides is arranged at the upper end of the sleeve 9 and comprises a sleeve ring 10, and the sleeve ring 10 is fixedly connected with the module connecting device 2.

The sleeve 1 is arranged to be adjustable in length, wherein the collar 10 is fixedly connected with the module connecting device 2, and the adjustment of the length of the whole sleeve 1 is realized by adjusting the relative position relationship between the sleeve 9 and the collar 10.

A rotatable threaded rod 11 is arranged in the sleeve 9, the upper end of the threaded rod 11 is arranged above the sleeve 9, and the threaded rod 11 is in threaded connection with the lantern ring 10.

We effect a change in the length of the sleeve 1 by rotating the threaded rod 11 to effect a vertical raising and lowering of the collar 10.

The lower end of the lantern ring 10 is fixedly connected with a plurality of guide rods 12, and the lower ends of the guide rods 12 are slidably arranged in the sleeve 9.

The guide rods 12 are arranged so as to ensure that our sleeve 9 can slide vertically.

The outer circumference of the lower part of the threaded rod 11 is provided with a plurality of telescopic bulbs 13.

The inside fixedly connected with cardboard 14 of bulb 13, cardboard 14 are located threaded rod 11, cardboard 14 is for stopping the structure that bulb 13 and threaded rod 11 break away from, 14 inboard fixedly connected with springs 15 of cardboard, 15 inner and threaded rod 11 fixed connection of spring, and springs 15 are for promoting the structure that bulb 13 kept away from threaded rod 11 all the time.

The ball head 13 is arranged for the convenience of rotating the threaded rod 11, the operation space is arranged in the middle of the sleeve 9, the plurality of ball heads 13 can be swung for completing the rotation of the threaded rod 11, so that the threaded rod 11 can rotate, and meanwhile, when the ball heads 13 meet obstacles, the ball heads 13 can retract into the threaded rod 11, so that the normal use of the threaded rod 11 cannot be influenced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pile cutter comprises four at least pile cutting modules, through oil pump drive, pile cutting module includes sleeve (1) and module connecting device (2), its characterized in that, sleeve (1) lower extreme is connected with hydraulic cylinder, is equipped with drill rod (3) that can vertically reciprocate to slide in sleeve (1), and drill rod (3) are the structure that length can be adjusted.

2. A pile cutter according to claim 1, characterized in that the drill rod (3) comprises a main body part (4) connected to the hydraulic ram, a vertically sliding drill rod head (5) being provided at the upper end of the main body part (4), the drill rod head (5) being in threaded connection with the main body part (4).

3. The pile cutter according to claim 2, wherein the lower end of the drill rod head (5) is rotatably connected with a reinforcing disc (6), the reinforcing disc (6) is arranged in the main body part (4), the lower end of the reinforcing disc (6) is fixedly connected with a plurality of guide shafts (7), the lower ends of the guide shafts (7) are slidably arranged in the main body part (4), tension springs (8) are arranged on the outer circumferences of the guide shafts (7), the upper ends of the tension springs (8) are fixedly connected with the reinforcing disc (6), and the lower ends of the tension springs (8) are fixedly connected with the main body part (4).

4. The utility model provides a pile cutter comprises four at least pile cutting modules, through oil pump drive, pile cutting module includes sleeve (1) and module connecting device (2), its characterized in that, sleeve (1) is the structure that can stretch out and draw back, and sleeve (1) lower extreme is connected with hydraulic cylinder, is equipped with vertical reciprocating sliding's drill rod (3) in sleeve (1).

5. A pile cutter as claimed in claim 4, characterised in that the sleeve (1) comprises a hollow sleeve (9) connected to the hydraulic ram, the upper end of the sleeve (9) being provided with a vertically sliding riser comprising a collar (10), the collar (10) being fixedly connected to the module connecting means (2).

6. A pile cutter as claimed in claim 5, wherein a rotatable threaded rod (11) is provided in the sleeve (9), the upper end of the threaded rod (11) being disposed above the sleeve (9), the threaded rod (11) being in threaded connection with the collar (10).

7. A pile cutter as claimed in claim 5, wherein a plurality of guide rods (12) are fixedly connected to the lower end of the collar (10), the lower ends of the guide rods (12) being slidably disposed within the sleeve (9).

8. A pile cutter as claimed in claim 6, characterised in that the lower part of the threaded rod (11) is provided with a plurality of telescopic bulbs (13) on its outer circumference.

9. The pile cutter as claimed in claim 8, wherein a catch plate (14) is fixedly connected to the inner side of the ball head (13), the catch plate (14) is located in the threaded rod (11), the catch plate (14) is a structure for preventing the ball head (13) from being separated from the threaded rod (11), a spring (15) is fixedly connected to the inner side of the catch plate (14), the inner end of the spring (15) is fixedly connected with the threaded rod (11), and the spring (15) is a structure for always pushing the ball head (13) away from the threaded rod (11).