CN-224228629-U - Pile gripper and pile driving system of underwater deep cement mixing pile ship

CN224228629UCN 224228629 UCN224228629 UCN 224228629UCN-224228629-U

Abstract

The utility model relates to the technical field of pile embracing devices, in particular to a pile embracing device and an underwater deep cement mixing pile ship piling system, wherein the pile embracing device comprises a transition beam, a connecting front arm and a connecting rear arm, the two connecting front arms are convexly arranged on a first side of the transition beam, a first sliding block is arranged at the free end of the connecting front arm, and the first sliding blocks on the different connecting front arms are opposite and spaced; the two connecting rear arms are arranged on the second side of the transition beam in a protruding mode, second sliding blocks are arranged on the connecting rear arms, and the second sliding blocks on the different connecting rear arms are opposite and spaced. According to the utility model, two first sliding blocks which are opposite and spaced are arranged, and the two first sliding blocks are in sliding fit with the sliding grooves on the drill rod, so that the drill rod is fixed in the horizontal direction, and pile holding is realized; two opposite and spaced second sliding blocks are arranged, and the two second sliding blocks can be in sliding fit with the pile frame, so that the height of the pile gripper can be conveniently adjusted; the pile gripper provided by the utility model has the advantages of simple structure, convenience in disassembly, higher structural reliability and higher use flexibility.

Inventors

TAO BIN
Lv Mian
LI HONGJIA
WANG SHIKUN
YANG YU
ZHANG LEI
Shao Xiangwu
Gao Zhuoxing
LIU ZHUOJIA
Zheng Qintao

Assignees

中交四航局第二工程有限公司

Dates

Publication Date: 20260512
Application Date: 20250625

Claims (10)

1. The pile gripper is characterized by comprising a transition beam (1), a connecting front arm (2) and a connecting rear arm (3), wherein the two connecting front arms (2) are arranged on a first side (11) of the transition beam (1) in a protruding mode, a first sliding block (21) is arranged at the free end of the connecting front arm (2), the first sliding blocks (21) on the connecting front arm (2) are opposite and spaced, the two connecting rear arms (3) are arranged on a second side (12) of the transition beam (1) in a protruding mode, a second sliding block (31) is arranged on the connecting rear arm (3), the second sliding blocks (31) on the connecting rear arm (3) are opposite and spaced, and the first side (11) is opposite to the second side (12).
2. Pile gripper according to claim 1, characterized in that the free end of the connecting forearm (2) is provided with a first slider seat (22), the first slider (21) being raised with respect to the first slider seat (22) and the second slider (31) being raised with respect to the lateral edge of the connecting rear arm (3).
3. Pile gripper according to claim 1, characterized in that the connecting forearm (2) comprises a first arm section (23) and a second arm section (24) which are connected, the first arm section (23) being connected to the transition beam (1), the first arm section (23) being inclined relative to the transition beam (1), the second arm section (24) being parallel to the transition beam (1), the first slider (21) being arranged at the end of the second arm section (24), the two connecting forearms (2) and the transition beam (1) enclosing to form a semi-enclosed accommodation space (25).
4. Pile gripper according to claim 1, characterized in that the distance between two oppositely arranged first sliders (21) is M and the distance between two oppositely arranged second sliders (31) is N, N > M.
5. Pile gripper according to claim 1, characterized in that the second slider (31) has a width B and the first slider (21) has a width B, B > B.
6. Pile gripper according to claim 1, characterized in that the first slider (21) is at a distance L from the transition beam (1), and the second slider (31) is at a distance L, L > L from the transition beam (1).
7. Pile gripper according to any one of claims 1-6, further comprising a chain box (4), two chain boxes (4) being arranged at both ends of the transition beam (1), respectively, the upper ends of the chain boxes (4) being open.
8. Pile gripper according to claim 7, characterized in that the transition beam (1) is provided with a latch seat, the latch seat is provided with a first latch hole, the chain case (4) is provided with a second latch hole, and the chain case (4) is in latch fit with the latch seat.
9. The pile driving system of the underwater deep cement mixing pile ship is characterized by comprising a drill rod (5), a ship body and the pile gripper according to any one of claims 1-8, wherein first sliding grooves are formed in the outer wall of the drill rod (5), the two first sliding grooves are symmetrically arranged, a first sliding block (21) is in sliding fit with the first sliding grooves, a pile frame (6) is arranged on the ship body, a second sliding groove is formed in the pile frame (6), and the second sliding block (31) is in sliding fit with the second sliding groove.
10. The pile driving system of the underwater deep cement mixing pile ship is characterized by comprising at least two pile claspers which are vertically arranged, wherein the two pile claspers are respectively a first pile clasper and a second pile clasper, the first pile clasper is positioned above the second pile clasper, a chain is connected between the first pile clasper and the second pile clasper, and when the first pile clasper and the second pile clasper are mutually closed, the chain can fall into a chain box (4) of the second pile clasper.

Description

Pile gripper and pile driving system of underwater deep cement mixing pile ship Technical Field The utility model relates to the technical field of pile embracing devices, in particular to a pile embracing device and an underwater deep cement mixing pile ship piling system. Background The pile embracing device mainly comprises a clamping mechanism, a driving system, a supporting frame, a control system and a safety device, wherein the clamping mechanism can be a jaw or a clamp, materials are made of high-strength steel and are wear-resistant in surface treatment, the driving system is used for driving the clamping mechanism to move, a motor reducer can be mechanically used, a hydraulic station or an oil cylinder can be hydraulically used, the supporting frame is used for fixedly connecting the clamping mechanism, steel welding can be used, and modular connection can be achieved through connecting pieces. The technical staff find that the mechanism is complex in structure, is complex, time-consuming and labor-consuming in daily use and subsequent maintenance engineering, and can cause damage to the pile gripper or structural damage to the pile gripper due to abnormality of a hydraulic driving or control system in many cases. Disclosure of utility model The utility model aims to solve the problems that the existing pile gripper in the background technology is complex in structure and needs a driving system to control a clamping mechanism to move, and the pile gripper is damaged due to the fact that the driving system is easy to break down, and provides a pile gripper and an underwater deep cement mixing pile ship piling system. In a first aspect, the utility model provides a pile gripper, which comprises a transition beam, a connecting front arm and a connecting rear arm, wherein the two connecting front arms are arranged on a first side of the transition beam in a protruding mode, a first sliding block is arranged at the free end of the connecting front arm, the first sliding blocks on the connecting front arm are opposite and spaced, the two connecting rear arms are arranged on a second side of the transition beam in a protruding mode, a second sliding block is arranged on the connecting rear arm, the second sliding blocks on the connecting rear arm are opposite and spaced, and the first side and the second side are opposite. The pile gripper provided by the utility model is provided with two opposite and spaced first sliding blocks, and can be in sliding fit with the sliding grooves on the drill rod through the two first sliding blocks, so that the pile gripper is fixed on the drill rod in the horizontal direction, no additional hydraulic device or control system is needed, the pile gripper is provided with two opposite and spaced second sliding blocks, and the two second sliding blocks can be in sliding fit with the pile frame, so that the height of the pile gripper is convenient to adjust. Preferably, the free end of the connecting forearm is provided with a first sliding block seat, the first sliding block is protruded relative to the first sliding block seat, and the second sliding block is protruded relative to the side edge of the connecting rear arm. Preferably, the connecting forearm comprises a first arm section and a second arm section which are connected, the first arm section is connected with the transition beam, the first arm section is inclined relative to the transition beam, the second arm section is parallel to the transition beam, the first sliding block is arranged at the tail end of the second arm section, and the two connecting forearms and the transition beam enclose to form a semi-enclosed accommodating space. Preferably, the distance between the two first sliding blocks arranged oppositely is M, and the distance between the two second sliding blocks arranged oppositely is N, N > M. Preferably, the width of the second slider is B, and the width of the first slider is B, B > B. Preferably, the distance between the first slider and the transition beam is L, and the distance between the second slider and the transition beam is L, L > L. Preferably, the chain box further comprises chain boxes, wherein the two chain boxes are respectively arranged at two ends of the transition beam, and the upper ends of the chain boxes are open. Preferably, the transition beam is provided with a bolt seat, the bolt seat is provided with a first bolt hole, the chain box is provided with a second bolt hole, and the chain box is in bolt fit with the bolt seat. In a second aspect, the utility model provides a piling system of an underwater deep cement stirring pile ship, which comprises a drill rod, a ship body and the pile gripper, wherein the outer wall of the drill rod is provided with first sliding grooves, two first sliding grooves are symmetrically arranged, the first sliding blocks are in sliding fit with the first sliding grooves, a pile frame is arranged on the ship body, a second sliding groove is