CN213709529U

CN213709529U - Underwater pile foundation construction device used in sectional type efficient bridge construction

Info

Publication number: CN213709529U
Application number: CN202022462921.3U
Authority: CN
Inventors: 刘惠蓉; 胡财宽; 刘伟程
Original assignee: Jiangxi Southwest Industrial Construction Engineering Co ltd
Current assignee: Jiangxi Southwest Industrial Construction Engineering Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-16
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses an underwater pile foundation construction device who uses in high-efficient bridge construction of sectional type, including bottom plate, support piece, urceolus and stop gear, the top of bottom plate is fixed with the urceolus, the outer wall of urceolus is fixed with four group's curb plates, the outer wall of urceolus is fixed with two sets of support piece, and is two sets of support piece's top all is connected with the inner tube in the urceolus, be fixed with two sets of stop gear on the inner tube, it is two sets of stop gear lateral wall in opposite directions all is fixed with the protection piece, stop gear includes lead screw, horizontal pole and arc, set up two sets of screws with the lead screw adaptation on the inner tube, the one end of lead screw rotates with the arc in the inner tube to be connected, one side that the protection piece was kept away from to the arc. This high-efficient bridge construction of sectional type uses underwater pile foundation construction equipment does benefit to taking one's place of pile foundation or steel reinforcement cage, has saved the manpower.

Description

Underwater pile foundation construction device used in sectional type efficient bridge construction

Technical Field

The utility model belongs to the technical field of the pile foundation construction, pile foundation construction equipment under water that uses in the high-efficient bridge construction of concretely relates to sectional type.

Background

Deep foundations consisting of piles and pile caps (caps for short) connecting the tops of the piles or single-pile foundations consisting of columns and pile foundations, for short, pile foundations. If the pile body is completely buried in the soil and the bottom surface of the bearing platform is contacted with the soil body, the pile body is called a low bearing platform pile foundation; when the upper part of the pile body is exposed out of the ground and the bottom of the pile cap is positioned above the ground, the pile body is called a high pile cap pile foundation. Building pile foundations are typically low cap pile foundations. In high-rise buildings, pile foundations are widely applied. In the underwater pile foundation construction process of the sectional type bridge, a worker is generally required to hold the lifted pile foundation or steel reinforcement cage by hands, the worker needs to continuously adjust the position of the pile foundation or the steel reinforcement cage along with the falling of the pile foundation or the steel reinforcement cage, the worker can consume physical power by holding the pile foundation or the steel reinforcement cage by hands, and the hand shaking influences the positioning of the pile foundation or the steel reinforcement cage.

Therefore, in order to meet the actual use requirement, the design and production of the underwater pile foundation construction device used in the sectional type efficient bridge construction are urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an underwater pile foundation construction device who uses in the high-efficient bridge construction of sectional type to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the underwater pile foundation construction device used in the sectional type efficient bridge construction comprises a bottom plate, support pieces, an outer barrel and limiting mechanisms, wherein the outer barrel is fixed at the top end of the bottom plate, four groups of side plates are fixed on the outer wall of the outer barrel, the four groups of side plates are connected with the bottom plate, a through groove for a pile foundation to pass through is formed in the bottom plate, two groups of support pieces are fixed on the outer wall of the outer barrel, the top ends of the two groups of support pieces are connected with an inner barrel in the outer barrel, two groups of limiting mechanisms are fixed on the inner barrel, and protection pieces are fixed on opposite side walls of the two;

stop gear includes lead screw, horizontal pole and arc, set up two sets ofly on the inner tube with the screw of lead screw adaptation, the one end of lead screw rotates with the arc in the inner tube to be connected, one side that the protection piece was kept away from to the arc is fixed with two sets of horizontal poles, and is two sets of the horizontal pole all runs through the inner tube, the one end that the arc was kept away from to the lead screw is fixed with the hand wheel, the outer wall of inner tube is fixed with two sets of threaded sleeve with the lead screw adaptation.

Preferably, the support piece comprises a cushion block, a hydraulic cylinder and a connecting block, the hydraulic cylinder is fixed to the top end of the cushion block, the connecting block is fixed to the outer wall of the inner cylinder, a slot matched with a piston rod of the hydraulic cylinder is formed in the bottom end of the connecting block, and the connecting block is connected with the piston rod of the hydraulic cylinder through a bolt.

Preferably, the protection part comprises a baffle, a connecting bolt and four convex columns, through holes matched with the connecting bolt are formed in four corners of the baffle, four groups of screw holes matched with the connecting bolt are formed in one side, away from the screw rod, of the arc plate, four groups of convex columns arranged in a rectangular array are integrally formed in one side, away from the center of the inner barrel, of the baffle, and four groups of slots matched with the convex columns are formed in the arc plate.

Preferably, the outer barrel and the inner barrel are both provided with observation ports, the outer wall of the inner barrel is provided with two groups of sliding grooves, and the inner wall of the outer barrel is integrally formed with two groups of convex blocks matched with the sliding grooves.

Preferably, the four corners of the bottom plate are provided with through holes, and the bottom end of the bottom plate is provided with a plurality of groups of anti-skid protrusions.

The utility model discloses a technological effect and advantage: according to the underwater pile foundation construction device used in the sectional type efficient bridge construction, the bottom plate is fixed on equipment or a support floating on the water surface through bolts, the bottom end of the lifted pile foundation or steel reinforcement cage is arranged between the two groups of baffles, the two groups of hand wheels are shaken, the two groups of hand wheels push the two groups of arc plates and the two groups of protection pieces to move towards the pile foundation or the steel reinforcement cage, the two groups of baffles can be attached to the pile foundation or the steel reinforcement cage, the pile foundation or the steel reinforcement cage does not need to be held by hands, manpower is saved, and the situation that the position of the pile foundation or the steel reinforcement cage; along with the falling of the pile foundation or the reinforcement cage, piston rods of the two groups of hydraulic cylinders can drive the two groups of connecting blocks and the inner cylinder to move downwards, the two groups of lugs are matched with the two groups of sliding grooves, the smooth moving downwards of the inner cylinder is facilitated, and the observation ports in the inner cylinder and the outer cylinder are favorable for observing the falling condition of the pile foundation or the reinforcement cage; the baffle can protect the arc plate, unscrews connecting bolt and can make baffle and arc separation, can change the baffle, and pile foundation construction equipment under water that uses in this sectional type high-efficient bridge construction does benefit to taking one's place of pile foundation or steel reinforcement cage, has saved the manpower.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of the structure a in fig. 1 according to the present invention;

fig. 3 is an enlarged view of the structure at B in fig. 1 according to the present invention;

fig. 4 is a schematic structural view of the protection member of the present invention.

In the figure: the device comprises a base plate 1, side plates 2, cushion blocks 3, hydraulic cylinders 4, supporting pieces 5, an outer cylinder 6, an inner cylinder 60, a convex block 61, a limiting mechanism 7, a lead screw 70, an arc plate 71, a threaded sleeve 72, a connecting block 8, a cross rod 9, a protection piece 10, a baffle 11, a connecting bolt 12 and a convex column 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides an underwater pile foundation construction device used in sectional type high-efficiency bridge construction as shown in figures 1-4, which comprises a bottom plate 1, a support piece 5, an outer barrel 6 and a limiting mechanism 7, wherein the top end of the bottom plate 1 is welded with the outer barrel 6, the outer wall of the outer barrel 6 is welded with four groups of side plates 2, the four groups of side plates 2 are all welded with the bottom plate 1, a through groove for a pile foundation or a reinforcement cage to pass is formed in the bottom plate 1, two groups of support pieces 5 are welded on the outer wall of the outer barrel 6, the top ends of the two groups of support pieces 5 are all welded with an inner barrel 60 in the outer barrel 6, two groups of limiting mechanisms 7 are welded on the inner barrel 60, and two groups of;

stop gear 7 includes lead screw 70, horizontal pole 9 and arc 71, set up two sets of screw with the adaptation of lead screw 70 on the inner tube 60, the one end of lead screw 70 rotates with the arc 71 in the inner tube 60 to be connected, one side welding that the protection piece 10 was kept away from to arc 71 has two sets of horizontal poles 9, and is two sets of horizontal pole 9 all runs through the inner tube 60, the one end welding that the arc 71 was kept away from to lead screw 70 has the hand wheel, the outer wall welding of inner tube 60 has two sets of threaded sleeve 72 with the adaptation of lead screw 70.

Specifically, support piece 5 includes cushion 3, single piston rod formula's pneumatic cylinder 4 and connecting block 8, pneumatic cylinder 4 passes through the bolt fastening on the top of cushion 3, the outer wall at inner tube 60 is welded to connecting block 8, the slot with the piston rod adaptation of pneumatic cylinder 4 is seted up to the bottom of connecting block 8, connecting block 8 passes through the bolt and is connected with the piston rod of pneumatic cylinder 4, and along with the whereabouts of pile foundation or steel reinforcement cage, two sets of pneumatic cylinder 4's piston rod can drive two sets of connecting blocks 8, inner tube 60 and two sets of stop gear 7 and move down.

Specifically, the protection part 10 includes a baffle 11, a connecting bolt 12 and a convex column 13, through holes matched with the connecting bolt 12 are formed in four corners of the baffle 11, four groups of screw holes matched with the connecting bolt 12 are formed in one side, away from the screw rod 70, of the arc 71, four groups of convex columns 13 arranged in a rectangular array are integrally formed in one side, away from the center of the inner cylinder 60, of the baffle 11, four groups of slots matched with the convex columns 13 are formed in the arc 71, the baffle 11 can protect the arc 71, the baffle 11 can be separated from the arc 71 by unscrewing the connecting bolt 12, and the baffle 11 can be replaced.

Specifically, the outer barrel 6 and the inner barrel 60 are both provided with viewing ports, the outer wall of the inner barrel 60 is provided with two sets of sliding grooves, and the inner wall of the outer barrel 6 is integrally formed with two sets of bumps 61 matched with the sliding grooves, so that the inner barrel 60 is prevented from rotating in the downward moving process.

Specifically, through holes are formed in four corners of the bottom plate 1, and a plurality of groups of anti-slip protrusions are formed at the bottom end of the bottom plate 1.

The working principle of the underwater pile foundation construction device used in the sectional type high-efficiency bridge construction is that a base plate 1 is fixed on equipment or a support floating on the water surface by bolts, the bottom end of a lifted pile foundation or a reinforcement cage is positioned between two groups of baffles 11, two groups of hand wheels are shaken to drive two groups of screw rods 70 to rotate, the two groups of screw rods 70 push two groups of arc plates 71 and two groups of protection pieces 10 to move towards the pile foundation or the reinforcement cage, the two groups of baffles 11 can be attached to the pile foundation or the reinforcement cage, the pile foundation or the reinforcement cage does not need to be held by hands, the labor is saved, the situation that the position of the pile foundation or the reinforcement cage is deviated due to the shaking of the hands is avoided, along with the falling of the pile foundation or the reinforcement cage, piston rods of two groups of hydraulic cylinders 4 can drive two groups of connecting blocks 8 and an inner cylinder 60 to move downwards, two groups of lugs 61 are matched with two groups of, baffle 11 can protect arc 71, unscrews connecting bolt 12 and can make baffle 11 and arc 71 separate, can change baffle 11.

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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Underwater pile foundation construction device used in sectional type efficient bridge construction comprises a base plate (1), a support piece (5), an outer barrel (6) and a limiting mechanism (7), and is characterized in that: an outer barrel (6) is fixed at the top end of the bottom plate (1), four groups of side plates (2) are fixed on the outer wall of the outer barrel (6), the four groups of side plates (2) are connected with the bottom plate (1), a through groove for a pile foundation to pass through is formed in the bottom plate (1), two groups of supporting pieces (5) are fixed on the outer wall of the outer barrel (6), the top ends of the two groups of supporting pieces (5) are connected with an inner barrel (60) in the outer barrel (6), two groups of limiting mechanisms (7) are fixed on the inner barrel (60), and a protection piece (10) is fixed on the opposite side wall of each of the two groups of limiting mechanisms (7);

stop gear (7) include lead screw (70), horizontal pole (9) and arc (71), set up two sets of screw with lead screw (70) adaptation on inner tube (60), the one end of lead screw (70) is rotated with arc (71) in inner tube (60) and is connected, one side that guard (10) were kept away from in arc (71) is fixed with two sets of horizontal poles (9), and is two sets of inner tube (60) all runs through in horizontal pole (9), the one end that arc (71) were kept away from in lead screw (70) is fixed with the hand wheel, the outer wall of inner tube (60) is fixed with two sets of threaded sleeve (72) with lead screw (70) adaptation.

2. The underwater pile foundation construction device used in the segmented high-efficiency bridge construction of claim 1, wherein: support piece (5) include cushion (3), pneumatic cylinder (4) and connecting block (8), the top in cushion (3) is fixed in pneumatic cylinder (4), the outer wall at inner tube (60) is fixed in connecting block (8), the slot with the piston rod adaptation of pneumatic cylinder (4) is seted up to the bottom of connecting block (8), connecting block (8) are connected with the piston rod of pneumatic cylinder (4) through the bolt.

3. The underwater pile foundation construction device used in the segmented high-efficiency bridge construction of claim 1, wherein: guard piece (10) are including baffle (11), connecting bolt (12) and projection (13), the through-hole with connecting bolt (12) adaptation is all seted up in the four corners department of baffle (11), the screw of four groups and connecting bolt (12) adaptation is seted up to one side that lead screw (70) were kept away from in arc (71), one side integrated into one piece that the center of inner tube (60) was kept away from in baffle (11) has projection (13) that four groups rectangle array arranged, set up the slot of four groups and projection (13) adaptation in arc (71).

4. The underwater pile foundation construction device used in the segmented high-efficiency bridge construction of claim 1, wherein: the novel multifunctional inspection device is characterized in that observation ports are formed in the outer barrel (6) and the inner barrel (60), two sets of sliding grooves are formed in the outer wall of the inner barrel (60), and two sets of convex blocks (61) matched with the sliding grooves are integrally formed on the inner wall of the outer barrel (6).

5. The underwater pile foundation construction device used in the segmented high-efficiency bridge construction of claim 1, wherein: the anti-skidding bottom plate is characterized in that through holes are formed in four corners of the bottom plate (1), and a plurality of groups of anti-skidding bulges are constructed at the bottom end of the bottom plate (1).