CN214194509U

CN214194509U - Prestressed high-strength concrete tubular pile with pile tip

Info

Publication number: CN214194509U
Application number: CN202022723803.3U
Authority: CN
Inventors: 黄海燕; 李飞兵
Original assignee: Fujian Dali New Building Materials Technology Co ltd
Current assignee: Fujian Dali New Building Materials Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-09-14
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses a stake point tubular pile is taken to prestressing force high-strength concrete, including steel bushing one, ring cover and steel ring, common fixed mounting has many to indulge the muscle between steel bushing one and ring cover, the steel ring, every it has many stirrups to indulge all fixed ligature on the muscle, the concrete has been pour between steel bushing one and the ring cover, install on the steel ring and dig the mechanism soon, the ring gear lower extreme rotates and installs the ring gear, fixed mounting has steel bushing two on the steel bushing one, install block mechanism between steel bushing one and the steel bushing two, and still install fixture between steel bushing one and the steel bushing two, two upper end fixed mounting of steel bushing have the pile body. Has the advantages that: the stress of the two tubular piles is ensured to be even, the stability of the butt joint of the two tubular piles is improved, the impact force required to be applied during pile driving is reduced, and the tubular piles are effectively protected.

Description

Prestressed high-strength concrete tubular pile with pile tip

Technical Field

The utility model relates to a prestressed pile foundation technical field especially relates to a stake point tubular pile is taken to prestressing force high-strength concrete.

Background

The prestressed high-strength concrete pile foundation is a common foundation in building construction or bridge construction, is various, comprises a manual drilling pile, a rotary drilling pile, a precast pile and the like, wherein the precast pile comprises a pipe pile, and the two prestressed high-strength concrete pipe piles are the most widely used pipe piles in deep foundations.

Current tubular pile comprises reinforcing bar, concrete and butt joint steel bushing, and the sharp stake setting is adopted to the bottom, and when concrete construction, because the tubular pile bottom is straight, need apply great impact force when the pile, has the risk of causing the destruction to the tubular pile, simultaneously because tubular pile length is certain, need carry out butt welding to the tubular pile when length is not enough, nevertheless the eccentric problem of two tubular pile axes easily appears in welding process.

Therefore, the novel prestressed high-strength concrete pipe pile with the pile tip can be adopted to solve the defects in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that two tubular pile axes have the eccentric condition in risk and the welding process that cause the destruction to the tubular pile in the prior art that great power need be applyed when piling, and the prestressing force high-strength concrete area stake point tubular pile that provides.

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

the utility model provides a stake point tubular pile is taken to prestressing force high-strength concrete, includes steel bushing one, ring cover and steel ring, steel bushing one and ring cover, common fixed mounting have many to indulge the muscle between the steel ring, every it all fixes the ligature and has many stirrups on the muscle to indulge, the concrete has been pour between steel bushing one and the ring cover, install on the steel ring and dig the mechanism soon, the ring gear lower extreme rotates and installs the ring gear, fixed mounting has steel bushing two on the steel bushing one, install block mechanism between steel bushing one and the steel bushing two, and still install fixture between steel bushing one and the steel bushing two, two upper end fixed mounting of steel bushing have the pile body.

In the prestressed high-strength concrete pipe pile with the pile tip, the first steel sleeve is fixedly provided with the baffle, and the baffle is made of hollow steel.

In the above-mentioned prestressed high-strength concrete tubular pile with pile tip, a plurality of fixing plates are fixedly mounted on the concrete inner side, and the end surface of each fixing plate is in a circular ring shape.

In the prestressed high-strength concrete pipe pile with the pile tip, the clamping mechanism comprises a clamping block and a plurality of clamping grooves, the first steel sleeve is fixedly provided with the clamping blocks, and the second steel sleeve is provided with the clamping grooves matched with the corresponding clamping blocks.

In foretell a prestressing force high-strength concrete area stake point tubular pile, fixture includes two clamps, a plurality of splint and a plurality of screw rod, two clamps are installed to the block between steel bushing one and the steel bushing two, and the equal fixed mounting in both ends of two clamps has a splint, installs one of them rotate on two splint on the clamp and install a plurality of screw rods, and install another all seted up on two splint on the clamp and correspond screw rod matched with screw hole.

In foretell prestressing force high-strength concrete area stake point tubular pile, dig the mechanism soon and include the billet, a plurality of billets are installed in the inboard rotation of steel ring, and the billet is 30 contained angles with the horizontal direction.

Compared with the prior art, the utility model discloses the advantage lies in:

1. through the cooperation use of fixture block, draw-in groove, can carry out the core operation to steel bushing one and steel bushing two for the axle center of two upper and lower tubular piles is located same vertical line, ensures that two tubular piles atress are even.

2. The clamp, the clamping plate and the screw are matched for use, the first steel sleeve and the second steel sleeve can be mutually fixed, and then the clamp, the first steel sleeve and the second steel sleeve are welded and fixed, so that the butt joint stability of the two tubular piles is further improved.

3. Through the use of ring gear, reduced the area of contact of tubular pile and pile foundation bottom earth or stone to the impact force that need apply when having reduced the pile has carried out effectual protection operation to the tubular pile.

To sum up, the utility model discloses ensure that two tubular pile atresss are even, improved the steadiness of two tubular pile docks, the impact force that needs to be applyed when having reduced the pile simultaneously has carried out effectual protection operation to the tubular pile.

Drawings

Fig. 1 is a schematic structural view of a prestressed high-strength concrete tubular pile with a pile tip provided by the utility model;

FIG. 2 is an enlarged schematic view of a first steel casing and a second steel casing in FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1 concrete, 2 stirrups, 3 vertical bars, 4 steel jackets I, 5 steel jackets II, 6 pile bodies, 7 hoops, 8 clamping plates, 9 screw rods, 10 baffles, 11 fixing plates, 12 ring sleeves, 13 steel rings, 14 toothed rings, 15 steel bars, 16 clamping blocks and 17 clamping grooves.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a prestressed high-strength concrete pipe pile with a pile tip comprises a first steel sleeve 4, a ring sleeve 12 and a steel ring 13, wherein a plurality of longitudinal ribs 3 are fixedly mounted between the first steel sleeve 4 and the ring sleeve 12 as well as between the first steel sleeve 13 and the steel ring 13, a plurality of stirrups 2 are fixedly bound on each longitudinal rib 3, concrete 1 is poured between the first steel sleeve 4 and the ring sleeve 12, and a rotary excavating mechanism is mounted on the steel ring 13;

the following points are notable:

1. the baffle 10 is fixedly arranged on the steel sleeve 4, and the baffle 10 is made of hollow steel, so that the damage to an operator stepping into a tubular pile hole during pile driving is reduced.

2. A plurality of fixing plates 11 are fixedly installed on the inner side of the concrete 1, the end faces of the fixing plates 11 are circular, and the fixing plates are used for effectively reinforcing the concrete 1 and reducing pile body breakage during impact piling.

3. Dig the mechanism soon and include billet 15, steel ring 13 inboard is rotated and is installed a plurality of billets 15, and billet 15 is 30 contained angles with the horizontal direction, and the effect that sets up like this is rotatory to dig out in order to carry out the resistance when pile driving to pile foundation lower part earth or rubble.

The lower end of the steel ring 13 is rotatably provided with a toothed ring 14, a steel sleeve II 5 is fixedly arranged on the steel sleeve I4, a clamping mechanism is arranged between the steel sleeve I4 and the steel sleeve II 5, a clamping mechanism is also arranged between the steel sleeve I4 and the steel sleeve II 5, and the upper end of the steel sleeve II 5 is fixedly provided with a pile body 6;

the above is noteworthy for the following two points:

1. the clamping mechanism comprises a clamping block 16 and a plurality of clamping grooves 17, the clamping block 16 is fixedly mounted on the first steel sleeve 4, the clamping grooves 17 matched with the corresponding clamping blocks 16 are formed in the second steel sleeve 5, the first steel sleeve 4 and the second steel sleeve 5 are subjected to core alignment operation, the shaft cores of the upper tubular pile and the lower tubular pile are located on the same vertical line, and the two tubular piles are guaranteed to be stressed evenly.

2. Fixture includes two clamps 7, a plurality of splint 8 and a plurality of screw rod 9, two clamps 7 are installed to the block between steel bushing 4 and the steel bushing two 5, and the equal fixed mounting in both ends of two clamps 7 has a splint 8, it installs a plurality of screw rods 9 to rotate on two splint 8 on one of them clamp 7, and install all seted up on two splint 8 on another clamp 7 and correspond screw rod 9 matched with screw hole, the effect that sets up like this makes the butt joint steelframe between steel bushing 4 and the steel bushing two 5 firm, the effectual bearing capacity that improves the tubular pile.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

The utility model discloses in, during the pile, exert the impact force to the tubular pile through machinery (like the pile driver) for the tubular pile descends, descends the in-process at the tubular pile, because the effect of billet 15, can dig the earth or the rubble of tubular pile lower part soon to stake hole department, resistance when reducing the pile.

When the tubular pile needs to be lengthened, the second steel sleeve 5 of the other tubular pile is butted with the first steel sleeve 4 at the upper end of the tubular pile through a crane, core butting operation is completed, then the two hoops 7 are clamped on the first steel sleeve 4 and the second steel sleeve 5 through manpower, the two hoops 7 are fixed through the plurality of screws 9, and after the fixing is completed, the hoops 7 are welded with the first steel sleeve 4 and the second steel sleeve 5, so that the tubular pile butting operation is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A prestressed high-strength concrete pipe pile with a pile tip comprises a steel sleeve I (4), a ring sleeve (12) and a steel ring (13), it is characterized in that a plurality of longitudinal bars (3) are fixedly arranged among the steel sleeve I (4), the ring sleeve (12) and the steel ring (13), a plurality of stirrups (2) are fixedly bound on each longitudinal bar (3), concrete (1) is poured between the steel sleeve I (4) and the ring sleeve (12), the steel ring (13) is provided with a rotary digging mechanism, the lower end of the steel ring (13) is rotatably provided with a gear ring (14), a steel sleeve II (5) is fixedly arranged on the steel sleeve I (4), a clamping mechanism is arranged between the steel sleeve I (4) and the steel sleeve II (5), and a clamping mechanism is further arranged between the first steel sleeve (4) and the second steel sleeve (5), and a pile body (6) is fixedly arranged at the upper end of the second steel sleeve (5).

2. The prestressed high-strength concrete pile with the pile tip according to claim 1, wherein a baffle (10) is fixedly installed on the first steel sleeve (4), and the baffle (10) is made of hollow steel.

3. The prestressed high-strength concrete pile with the pile tip according to claim 1, wherein a plurality of fixing plates (11) are fixedly installed on the inner side of the concrete (1), and the end surfaces of the fixing plates (11) are annular.

4. The prestressed high-strength concrete pipe pile with the pile toe as claimed in claim 1, wherein the clamping mechanism comprises a clamping block (16) and a plurality of clamping grooves (17), the clamping block (16) is fixedly mounted on the first steel sleeve (4), and the clamping grooves (17) matched with the corresponding clamping block (16) are formed in the second steel sleeve (5).

5. The prestressed high-strength concrete pile tip tubular pile of claim 1, wherein the clamping mechanism comprises two clamps (7), a plurality of clamping plates (8) and a plurality of screws (9), two clamps (7) are installed between the first steel sleeve (4) and the second steel sleeve (5) in a clamping manner, one clamping plate (8) is fixedly installed at two ends of each of the two clamps (7), one clamping plate (8) is installed on each of the two clamping plates (8) on each clamp (7) in a rotating manner, a plurality of screws (9) are installed on each of the two clamping plates (8) on each clamp (7), and screw holes matched with corresponding screws (9) are formed in each of the two clamping plates (8) on each clamp (7).

6. The prestressed high-strength concrete pile tip pipe pile according to claim 1, wherein the rotary excavating mechanism comprises steel bars (15), a plurality of steel bars (15) are rotatably mounted on the inner side of the steel ring (13), and the steel bars (15) form an included angle of 30 degrees with the horizontal direction.