CN216515547U

CN216515547U - Steel reinforcement cage structure of drilling club-footed pile

Info

Publication number: CN216515547U
Application number: CN202123033817.3U
Authority: CN
Inventors: 刘建国; 仲康; 陈微
Original assignee: Jiangsu Central Construction Co ltd
Current assignee: Jiangsu Central Construction Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-13
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a reinforcement cage structure of a bored pedestal pile, which relates to the technical field of reinforcement cages of pedestal piles and aims at solving the problem that the existing pedestal pile generally adopts a reinforcement straight cage with equal upper and lower diameters, so that the pedestal part of the pedestal pile only has concrete without reinforcements and the bearing capacity of the pile end of the pedestal pile cannot be effectively exerted. The utility model has novel structure, realizes the adjustment of the reinforcement cage body to the club-footed part of the club-footed pile, improves the utilization efficiency of the club-footed pile and is suitable for popularization.

Description

Steel reinforcement cage structure of drilling club-footed pile

Technical Field

The utility model relates to the technical field of a reinforcement cage of a club-footed pile, in particular to a reinforcement cage structure of a drilled club-footed pile.

Background

A bored pile with expanded bottom is a new construction method, which uses special drill to expand the diameter of pile end after the hole reaches the required bearing layer, i.e. the diameter of bottom is larger than that of upper pile body, so the ultimate bearing capacity of pile is greatly increased.

Generally, because the bottom outer diameter of the bored pedestal pile is larger than the pile diameter of the upper part, a reinforcement cage with a pedestal shape is not convenient to directly arrange, and generally, a reinforcement straight cage with the same upper and lower diameter is adopted, so that the pedestal part of the pedestal pile only has concrete without reinforcement, and the pile end bearing capacity of the pedestal pile cannot be effectively exerted. Therefore, in order to solve such problems, we propose a reinforcement cage structure of a bored under-reamed pile.

SUMMERY OF THE UTILITY MODEL

The utility model provides a reinforcement cage structure of a bored club-footed pile, which solves the problem that the pile end bearing capacity of the club-footed pile can not be effectively exerted because the club-footed part of the club-footed pile only has concrete and no reinforcement because the prior club-footed pile generally adopts a straight reinforcement cage with equal upper and lower diameters.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a steel reinforcement cage structure of drilling club-footed pile, includes cage section and vice cage section, straight cage section constitutes steel reinforcement cage's major structure jointly with vice cage section, straight cage section is indulged the muscle by the first that a plurality of structure is the same and is constituted with the first muscle hoop that a plurality of structure is the same, just vice cage section is indulged the muscle by the second that a plurality of structure is the same and is constituted with the second muscle hoop that a plurality of structure is the same, first muscle and the second of indulging is indulged the muscle and is the one-to-one setting, and corresponds first muscle and the second of indulging is indulged the activity and is provided with cage body expansion subassembly between the muscle.

Through adopting above-mentioned technical scheme, divide into the two segmentation structures of straight cage section and vice cage section with the steel reinforcement cage, sink to the bottom in club-footed pile hole at vice cage section after, straight cage section continues to subside to make cage body expansion subassembly expand, with the club-footed part of filling club-footed pile, thereby can effectively exert club-footed pile's pile section bearing capacity.

Preferably, the bottom end of the second longitudinal rib is fixedly provided with a positioning section, and the positioning section is arranged in a conical manner.

Through adopting above-mentioned technical scheme, the location festival is the toper setting for vice cage section is sinking to the bottom in club-footed pile hole after, can fix a position fast.

Preferably, cage body expansion subassembly includes first festival cover, second festival cover, first coupling joint, expansion rod, second coupling joint and spacing muscle, first indulge the muscle and be close to fixed the cup jointing on the muscle body of bottom, just the second indulges the muscle and is close to the fixed cup jointing on the muscle body on top and has been connect the second festival cover, first festival cover is sheathe in with the second festival and all is fixed being provided with first coupling joint, and corresponding two equal activity is provided with the same expansion rod of structure on the first coupling joint, corresponding two the one end swing joint that the expansion rod is close to each other, first festival cover is sheathe in with the second festival and all is fixed being provided with the same second coupling joint of structure, and corresponding two the activity is provided with spacing muscle between the second coupling joint.

Through adopting above-mentioned technical scheme, utilize the swing joint of first coupling joint and two expansion rods that correspond to and the traction of second coupling joint and spacing muscle for straight cage section links to each other with vice cage section, and the construction of being convenient for is put in.

Preferably, first coupling joint is the U type setting, the expansion rod is the T type setting, just the tip of expansion rod is connected with the both sides inner wall rotation of first coupling joint.

Through adopting above-mentioned technical scheme, make expansion rod can realize the upset action with its connecting axle with first coupling joint, and the difficult emergence skew of upset direction.

Preferably, one end of each expansion rod, which is far away from the first connecting joint, is fixedly provided with a connecting ring, and the connecting rings on the two corresponding expansion rods are mutually sleeved and connected.

Through adopting above-mentioned technical scheme, when two expansion rods that correspond are carrying out the upset activity, the relative position of two movable rings that correspond carries out adaptability and changes, maintains the connected state of expansion rod.

Preferably, the second link is the annular setting, just the both ends of spacing muscle slide respectively and run through the second link that corresponds, the both ends of spacing muscle are all fixed to be provided with spacing festival.

Through adopting above-mentioned technical scheme, when the steel reinforcement cage is hung down to expanding the end pile hole and is put and cage body expansion subassembly expands, second link, spacing muscle and spacing festival make straight cage section and vice cage section remain stable.

The utility model has the beneficial effects that:

through the setting of straight cage section, vice cage section and cage body expansion subassembly, sink to the bottom back that expands the end stake hole at vice cage section, the location can enough realize quick location, and straight cage section continues to subside to make cage body expansion subassembly expand, even the expansion rod can realize the upset action with its connecting axle with first connecting link, the contained angle of two expansion rods that correspond changes, with the end portion that expands of filling the end stake, thereby can effectively exert the stake section bearing capacity of end stake.

In conclusion, the utility model realizes the adjustment of the reinforcement cage body to the bottom expanding part of the pedestal pile, improves the utilization efficiency of the pedestal pile, and solves the problem that the bottom expanding part of the pedestal pile only has concrete and no reinforcement and can not effectively exert the pile end bearing capacity of the pedestal pile because the conventional pedestal pile generally adopts the straight reinforcement cage with the same upper and lower diameters.

Drawings

FIG. 1 is a schematic view of the structure of the present invention in a vertically-lowered state;

FIG. 2 is a view showing the construction of the cage expansion assembly in the vertically lowered state according to the present invention;

FIG. 3 is a schematic structural view of the expanded state of the present invention;

fig. 4 is a view showing the installation structure of the cage expansion unit in the expanded state according to the present invention.

Reference numbers in the figures: 1. a first longitudinal rib; 2. a first tendon band; 3. a second longitudinal rib; 4. a positioning section; 5. a first section sleeve; 6. a second section sleeve; 7. a first connecting section; 8. an expansion rod; 9. a second connecting section; 10. limiting ribs; 11. a connecting ring; 12. a limiting joint; 13. and a second bead hoop.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-2, a steel reinforcement cage structure of drilling club-footed pile, including straight cage section and vice cage section, straight cage section constitutes steel reinforcement cage's major structure jointly with vice cage section, straight cage section comprises the first muscle hoop 2 that indulges that a plurality of structure is the same with a plurality of structure, vice cage section indulges muscle 3 and a plurality of structure is the same second muscle hoop 13 by a plurality of structure is the same second, it is provided with the location festival 4 that is the toper setting to indulge the bottom mounting of muscle 3 at the second, sink to the bottom back of club-footed pile hole at vice cage section, location festival 4 can realize quick location, first muscle 1 and the second of indulging is indulging the muscle 3 and is the one-to-one setting, the first muscle 1 of indulging is indulging muscle 3 with the second and arranges quantity at 12, not only be favorable to improving the intensity of steel reinforcement cage body, and can reduce the muscle consumption, practice thrift the cost.

Referring to fig. 3-4, a cage expansion assembly is movably disposed between the corresponding first longitudinal rib 1 and second longitudinal rib 3, the cage expansion assembly includes a first sleeve 5, a second sleeve 6, a first joint 7, an expansion rod 8, a second joint 9 and a limit rib 10, the first sleeve 5 is fixedly sleeved on the rib near the bottom of the first longitudinal rib 1, the second sleeve 6 is fixedly sleeved on the rib near the top of the second longitudinal rib 3, the first joint 7 is fixedly disposed on each of the first sleeve 5 and the second sleeve 6, the first joint 7 is U-shaped, the expansion rods 8 with the same structure are movably disposed on the corresponding two first joints 7, the expansion rods 8 are T-shaped, the end portions of the expansion rods 8 are rotatably connected with the inner walls at two sides of the first joint 7, and the expansion rods 8 can be turned over with the connecting shafts of the first joint 7, and the turning direction is not easy to deviate, the connecting rings 11 are fixedly arranged at the ends of the expansion rods 8 far away from the first connecting joints 7, the connecting rings 11 on the two corresponding expansion rods 8 are mutually sleeved and connected, so that the two corresponding expansion rods 8 can maintain the connection state when turning over, the first sleeve 5 and the second sleeve 6 are both fixedly provided with a second connecting joint 9 with the same structure, the second connecting joint 9 is arranged in a ring shape, a limiting rib 10 is movably arranged between the two corresponding second connecting joints 9, so that two ends of the limiting rib 10 respectively penetrate through the corresponding second connecting joints 9 in a sliding manner, the two ends of the limiting rib 10 are both fixedly provided with limiting joints 12, when the reinforcement cage is vertically placed towards the bottom-expanding pile pit and the cage body expansion assembly is expanded, the second connecting joint 9, the limiting rib 10 and the limiting joint 12 enable the straight cage section and the auxiliary cage section to be stable.

When the cage is used, when a reinforcement cage body is filled, the auxiliary cage section firstly sinks to the bottom of the bottom expanding pile pit, the positioning section 4 can quickly realize positioning, the straight cage section continues to sink, the cage body expansion assembly is unfolded, even if the expansion rods 8 can realize overturning action by the connecting shafts of the expansion rods and the first connecting section 7, the included angle of the two corresponding expansion rods 8 is changed to fill the bottom expanding part of the bottom expanding pile, and therefore the pile section bearing capacity of the bottom expanding pile can be effectively exerted.

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 technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a steel reinforcement cage structure of drilling club-footed pile, includes straight cage section and vice cage section, its characterized in that, straight cage section constitutes steel reinforcement cage's major structure jointly with vice cage section, straight cage section is indulged muscle (1) by the first muscle hoop (2) that a plurality of structure is the same with a plurality of structure and is constituted, just vice cage section is indulged muscle (3) by the second that a plurality of structure is the same and is constituted with the second muscle hoop (13) that a plurality of structure is the same, first muscle (1) of indulging is the one-to-one setting with second muscle (3) of indulging, and corresponds the activity is provided with cage body expansion subassembly between muscle (3) is indulged to first muscle (1) of indulging with the second.

2. A reinforcement cage structure of a bored pile according to claim 1, wherein a positioning section (4) is fixedly provided at a bottom end of the second longitudinal rib (3), and the positioning section (4) is tapered.

3. The reinforcement cage structure of a bored pedestal pile according to claim 1, wherein the cage body expansion assembly comprises a first joint sleeve (5), a second joint sleeve (6), a first connecting joint (7), an expansion rod (8), a second connecting joint (9) and a limiting rib (10), the first joint sleeve (5) is fixedly sleeved on the rib body of the first longitudinal rib (1) close to the bottom end, the second joint sleeve (6) is fixedly sleeved on the rib body of the second longitudinal rib (3) close to the top end, the first joint sleeve (5) and the second joint sleeve (6) are both fixedly provided with the first connecting joint (7), and the corresponding two expansion rods (8) with the same structure are movably arranged on the first connecting joint (7), one ends of the corresponding two expansion rods (8) close to each other are movably connected, the second connecting joints (9) with the same structure are both fixedly arranged on the first joint sleeve (5) and the second joint sleeve (6), and a limiting rib (10) is movably arranged between the two corresponding second connecting joints (9).

4. A reinforcement cage structure of a bored pile according to claim 3, wherein the first coupling section (7) is provided in a U-shape, the expansion bar (8) is provided in a T-shape, and ends of the expansion bar (8) are rotatably coupled to both side inner walls of the first coupling section (7).

5. A reinforcement cage structure of a bored club-footed pile according to claim 3, wherein the ends of the expansion rods (8) far from the first connecting joint (7) are both fixedly provided with connecting rings (11), and the connecting rings (11) on the two corresponding expansion rods (8) are mutually sleeved and connected.

6. The reinforcement cage structure of a bored and club-footed pile according to claim 3, wherein the second connecting joints (9) are annular, and both ends of the limiting rib (10) respectively slide through the corresponding second connecting joints (9), and both ends of the limiting rib (10) are fixedly provided with limiting joints (12).