CN210482303U

CN210482303U - Subway civil engineering is with quick pile pulling device

Info

Publication number: CN210482303U
Application number: CN201920599284.9U
Authority: CN
Inventors: 李征; 远鹏炜; 刘炎强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-05-08
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses a subway civil engineering is with quick pile pulling device, including the pivot, the mounting panel is equipped with admittedly to the pivot bottom, and the equipartition has three vacuum chuck on the mounting panel bottom surface, and vacuum chuck all is connected with the vacuum pump, vacuum chuck medial surface adsorbs the clamping jaw of centre gripping on the stake lateral wall, the medial surface profile and the stake lateral surface profile of clamping jaw are unanimous, and the upper segment of clamping jaw is for being used for adsorbing fixed last fixed part, and the hypomere is for being used for cutting the lower cutting part of stake rather than the surperficial clay, is located that the inboard vacuum chuck of pivot is equipped with horizontally adjust cylinder outward admittedly. The utility model has the advantages that the vacuum chuck and the clamping jaw are arranged to clamp and fix the pile, the clamping and fixing speed is greatly improved, and the manual operation of bolts is not needed; still set up lower cutting portion for when clamping jaw centre gripping stake was rotatory, lower cutting portion can cut the clay on stake surface, and then reduces the adhesion of clay and stake, promotes the rotation speed, makes stake and clay quickly separating, thereby realizes the purpose of pulling out the stake fast.

Description

Subway civil engineering is with quick pile pulling device

Technical Field

The utility model relates to a subway civil engineering technical field, concretely relates to subway civil engineering construction is with quick pile pulling device.

Background

The subway is an urban rail transit system which covers various underground and overground rights of ways in urban areas, is special, high in density and high in transportation capacity, a lot of building piles can be driven down in the construction and building process of the subway, but the building piles need to be pulled out after construction is finished, the traditional pile pulling mode is that the piles are pulled out upwards directly through instruments, and the piles are not easy to pull out due to the fact that the adhesion force between the pile surfaces and soil is large in the pile pulling process, and even the piles are damaged due to uneven stress and cannot be used again.

To the above-mentioned problem, the utility model patent of the chinese patent name "pile pulling device for civil engineering of subway", the grant bulletin number is "CN 208009429U" provides a pile pulling device, and it adopts the hoist engine as upper and lower actuating mechanism, adopts the motor as rotary drive, utilizes locking bolt and sleeve to fix the stake, but this kind of fixed approach needs artifical repetitious operation locking bolt, wastes time and energy, has reduced the efficiency of pile pulling.

Disclosure of Invention

In order to solve the problem, the utility model provides a subway civil engineering is with pulling out stake device fast.

The purpose of the utility model is realized with the following mode:

the quick pile pulling device for subway civil engineering construction comprises a rotating shaft 8, wherein a mounting plate 10 is fixedly arranged at the bottom of the rotating shaft 8, three vacuum suction cups 901 are uniformly distributed on the bottom surface of the mounting plate 10, the vacuum suction cups 901 are all connected with a vacuum pump 9, clamping jaws 12 clamped on the outer side wall of a pile 11 are adsorbed on the inner side surfaces of the vacuum suction cups 901, the inner side surface profiles of the clamping jaws 12 are consistent with the outer side surface profiles of the pile 11, the upper sections of the clamping jaws 12 are upper fixing parts 1201 for adsorption and fixation, and the lower sections of the clamping jaws are lower cutting parts 1202 for cutting the pile 11 and clay; the outer side of the vacuum chuck 901 located on the inner side of the rotating shaft 8 is provided with a horizontal adjusting cylinder 13 for pushing the vacuum chuck 901, the vacuum chuck 901 located on the inner side of the rotating shaft 8 is provided with a clamping ball, the mounting plate 10 is provided with a sliding groove 902 clamped with the clamping ball in a matched manner, and the sliding groove 902 extends along the center of the mounting plate 10.

The lower cutting portion 1202 is triangular as a whole, and both side edges of the lower cutting portion 1202 are arc-shaped blades.

The device is characterized by further comprising a moving trolley 1, wherein an upright post 101 is mounted on the moving trolley 1, a pulley I3 is mounted at the top of the upright post 101, a slide rail is arranged on the side surface of the upright post 101, a slide block 5 is mounted on the slide rail, a pulley II 4 is mounted at the top of the slide block 5, a connecting frame 7 is fixedly mounted on the side surface of the slide block 5, a motor 6 is fixedly mounted on the connecting frame 7, and an output shaft of the motor 6 is fixedly connected; the movable trolley 1 is also provided with a winch 2, and a steel wire rope of the winch 2 bypasses the pulley I3 and is fixedly arranged on the pulley II 4.

Has the advantages that: compared with the prior art, the utility model has the advantages that the vacuum chuck and the clamping jaw are arranged to clamp and fix the pile, so that the clamping and fixing speed is greatly improved, and the manual operation of bolts is not needed; but also set up the clamping jaw that has lower cutting portion for when clamping jaw centre gripping stake was rotated, lower cutting portion can cut the clay on pile surface, and then reduced the adhesion of clay and stake, promoted the rotation rate, made stake and clay quickly separating, thereby realized the purpose of pulling out the stake fast.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of the mounting plate.

Figure 3 is a schematic view of the jaw configuration.

Fig. 4 is a schematic view of the structure of the snap ball.

Wherein, 1 is a movable trolley, 101 is an upright post; 2 is a winch; 3 is a pulley I; 4 is a pulley II; 5 is a slide block; 6 is a motor; 7 is a connecting frame; 8 is a rotating shaft; 9 is a vacuum pump, 901 is a vacuum chuck, 902 is a sliding groove; 10 is a mounting plate; 11 is a pile; 12 is a jaw, 1201 is an upper fixing portion, 1202 is a lower cutting portion; and 13 is a regulating cylinder.

Detailed Description

As shown in fig. 1, 2, 3 and 4, the quick pile pulling device for subway civil engineering construction comprises a rotating shaft 8, wherein a mounting plate 10 is fixedly arranged at the bottom of the rotating shaft 8, three vacuum chucks 901 which are not more than four are uniformly distributed on the bottom surface of the mounting plate 10, the three vacuum chucks 901 are arranged in fig. 2, the vacuum chucks 901 are all connected with a vacuum pump 9, the vacuum pump 9 is arranged on the mounting plate 10, clamping jaws 12 clamped on the outer side wall of a pile 11 are adsorbed on the inner side surface of the vacuum chucks 901, the profile of the inner side surface of each clamping jaw 12 is consistent with that of the outer side surface of the pile 11, the upper sections of the clamping jaws 12 are upper fixing parts 1201 for adsorption and fixation, and the lower sections are lower cutting parts 1202 for cutting the pile; the outer side of the vacuum chuck 901 located on the inner side of the rotating shaft 8 is provided with a horizontal adjusting cylinder 13 for pushing the vacuum chuck 901, an output rod of the adjusting cylinder 13 is aligned to the middle of the outer side of the vacuum chuck 901 located on the inner side of the rotating shaft 8, a clamping ball (not shown in the figure) is mounted on the vacuum chuck 901 located on the inner side of the rotating shaft 8, a sliding groove 902 matched and clamped with the clamping ball is formed in the mounting plate 10, and the sliding groove 902 extends along the center of the mounting plate 10. The vacuum chuck 901 located inside the rotating shaft 8 is fixed in the sliding groove 902 through clamping ball clamping, and the adjusting cylinder 13 can drive the vacuum chuck 901 to move along the sliding groove 902.

The vacuum chuck 901 applies a suction force to the jaw 12 so that the jaw can hold and fix the pile 11, can drive the pile 11 to rotate, and can fix the pile 11 to move upward. The vacuum chucks 901 correspond one-to-one with the jaws 12.

Preferably, as shown in fig. 3, the lower cutting portion 1202 is triangular as a whole, and both sides of the lower cutting portion 1202 are arc-shaped blades, so as to facilitate cutting along the pile 11 from the side and to facilitate inserting the clamping jaws 12 into the clay on the surface of the pile 11. The upper fixing portion 1201 and the lower cutting portion 1202 are formed integrally, and the jaw 12 may be made of metal.

Further, the device comprises a moving trolley 1, wherein an upright post 101 is mounted on the moving trolley 1, a pulley I3 is mounted at the top of the upright post 101, a slide rail is arranged on the side surface of the upright post 101, a slide block 5 is mounted on the slide rail, a pulley II 4 is mounted at the top of the slide block 5, a 7-shaped connecting frame 7 is fixedly mounted on the side surface of the slide block 5, a motor 6 is fixedly mounted on the connecting frame 7, and an output shaft of the motor 6 is fixedly connected to a rotating shaft 8; the movable trolley 1 is also provided with a winch 2, and a steel wire rope of the winch 2 bypasses the pulley I3 and is fixedly arranged on the pulley II 4. The hoist 2 realizes the ascending removal in upper and lower direction, and motor 6 drive mounting panel 10 drives stake 11 rotatory, and it is the same with the chinese utility model patent that the patent name is "a subway civil engineering is with pulling out stake device", the grant bulletin number is "CN 208009429U", no longer gives details here. The fixed part of the adjusting cylinder 13 is fixedly arranged on the connecting frame 7.

When the utility model works, the clamping jaw 12 is manually inserted into clay on the surface of the pile 11 respectively, and the clamping jaw is attached to the pile 11 as tightly as possible, then the lower cutting part 1202 of the clamping jaw 12 is totally wedged into the clay by the wedge, and the upper fixing part 1201 is positioned on the side surface of the top of the pile 11; then the vacuum chucks 901 at the bottom of the mounting plate 10 are moved downwards until the vacuum chucks are positioned at the outer sides of the clamping jaws 12 uniformly distributed around the pile 11, namely the vacuum chucks 901 are positioned on the outer side surfaces of the upper fixing parts 1201, the vacuum chucks 901 at the inner sides of the rotating shafts 8 are pushed by utilizing the adjusting cylinders 13 to enable the three vacuum chucks 901 to be attached to the outer side surfaces of the upper fixing parts 1201 of the clamping jaws 12, then the vacuum pump 9 is started, the vacuum pump 9 controls the vacuum chucks 901 to be vacuum-adsorbed on the outer side surfaces of the upper fixing parts 1201 of the clamping jaws 12, and therefore clamping and. Then, utilize motor 6 control pivot 8 to drive mounting panel 10, stake 11 in proper order and rotate, rotatory in-process, lower cutting portion 1202 cuts the separation to the clay on stake 11 surface, opens hoist engine 2 simultaneously afterwards, makes slider 5 drive link 7, motor 6, the whole upward movement of stake 11, makes stake 11 earlier with the clay preliminary separation, rotatory rising after that to reach the purpose of pulling out the stake fast.

What has been described above is only the preferred embodiments of the present invention, and it should be noted that, for those skilled in the art, without departing from the overall concept of the present invention, a plurality of changes and improvements can be made, and these should also be regarded as the protection scope of the present invention, and these will not affect the effect of the present invention and the utility of the patent.

Claims

1. Subway civil engineering is with quick pile pulling device, its characterized in that: the pile cutting device comprises a rotating shaft (8), wherein a mounting plate (10) is fixedly arranged at the bottom of the rotating shaft (8), three vacuum suction cups (901) are uniformly distributed on the bottom surface of the mounting plate (10), the vacuum suction cups (901) are connected with a vacuum pump (9), clamping jaws (12) clamped on the outer side wall of a pile (11) are adsorbed on the inner side surfaces of the vacuum suction cups (901), the profiles of the inner side surfaces of the clamping jaws (12) are consistent with the profile of the outer side surface of the pile (11), the upper sections of the clamping jaws (12) are upper fixing parts (1201) for adsorption and fixation, and the lower sections of the clamping jaws are lower cutting parts (1202) for; the vacuum chuck (901) that is located pivot (8) inboard outside is provided with horizontal adjusting cylinder (13) that is used for promoting vacuum chuck (901), installs the joint ball on being located pivot (8) inboard vacuum chuck (901), set up on mounting panel (10) with joint ball cooperation joint sliding tray (902), sliding tray (902) are followed mounting panel (10) center department and are extended.

2. The quick pile pulling device for subway civil engineering as claimed in claim 1, characterized in that: the lower cutting part (1202) is integrally triangular, and two side edges of the lower cutting part (1202) are arc-shaped blades.

3. The quick pile pulling device for subway civil engineering as claimed in claim 1, characterized in that: the device is characterized by further comprising a movable trolley (1), wherein an upright post (101) is mounted on the movable trolley (1), a pulley I (3) is mounted at the top of the upright post (101), a slide rail is arranged on the side surface of the upright post (101), a slide block (5) is mounted on the slide rail, a pulley II (4) is mounted at the top of the slide block (5), a connecting frame (7) is fixedly mounted on the side surface of the slide block (5), a motor (6) is fixedly mounted on the connecting frame (7), and an output shaft of the motor (6) is fixedly connected to the rotating; the movable trolley (1) is further provided with a winch (2), and a steel wire rope of the winch (2) bypasses the pulley I (3) and is fixedly arranged on the pulley II (4).