CN213267869U

CN213267869U - Pile breaking head

Info

Publication number: CN213267869U
Application number: CN202022020843.1U
Authority: CN
Inventors: 邵峰; 蔡伟; 刘绍兵
Original assignee: Jiangsu Port Access Bridge Group Co ltd
Current assignee: Jiangsu Port Access Bridge Group Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-05-25
Anticipated expiration: 2030-09-15

Abstract

The utility model relates to a broken pile head, belong to pile construction technical field, it includes pile head and pile foundation, the pile foundation sets up along vertical direction, the pile head sets firmly the one end at the pile foundation along vertical direction, the length direction pre-buried many reinforcing bars that have along the pile foundation in pile head and the pile foundation, be provided with the ring structure separate the ring between pile head and pile foundation, it has seted up a plurality of logical grooves along vertical direction to separate the ring, the reinforcing bar passes from leading to the inslot and separates the ring, the upper surface that separates the ring has set firmly many isolated sleeves, isolated sleeve cover is established outside the reinforcing bar of pile head part. This application has the effect that reaches the work efficiency who improves pile head rupture.

Description

Pile breaking head

Technical Field

The application relates to the field of pile construction, in particular to a pile breaking head.

Background

And (3) breaking the pile head, wherein when the cast-in-place pile is poured, the elevation of the top of the cast-in-place pile is 0.5-1.0 m higher than the designed elevation of the pile top so as to ensure the strength of the concrete of the pile head, but the pile head part higher than the designed elevation of the pile top needs to be chiseled off in the subsequent process construction, and the chiseling off of the concrete of the pile head is called as 'broken pile head'.

The pile top elevation is often much higher than the designed elevation, so the pile head which is higher than the designed elevation must be removed completely. Therefore, the pile head is cut off, which is a construction process required by each pile foundation project. The traditional pile head cutting is carried out by a method of breaking by using an air pick to kick and chisel or manually kicking and chiseling.

In the above related art, the inventors consider that there are drawbacks of long man-hours and low efficiency.

SUMMERY OF THE UTILITY MODEL

In order to reach the effect that improves the work efficiency that the pile head broke, this application provides a broken pile head.

The application provides a broken pile head adopts following technical scheme:

the utility model provides a broken pile head, including pile head and pile foundation, the pile foundation sets up along vertical direction, the pile head is fixed in the one end of pile foundation along vertical direction, the length direction pre-buried many reinforcing bars that have along the pile foundation in pile head and the pile foundation, be provided with the disconnected ring that separates of loop configuration between pile head and pile foundation, it has seted up a plurality of logical grooves along vertical direction to separate the ring, the reinforcing bar passes from leading to the inslot and separates disconnected ring, the upper surface that separates disconnected ring has set firmly many isolated sleeves, isolated sleeve cover is established outside the reinforcing bar of pile head part.

Through adopting above-mentioned technical scheme, will cut off the ring and fix between pile foundation and pile head, make the position that cuts off more than the ring be the pile head part that needs the rupture, then pour into the concrete again, when needs are broken to the pile head, only need with the excavator will cut off ring department and infer, keep apart concrete and reinforcing bar because of isolated sleeve pipe again, do not have adhesive force between the reinforcing bar at concrete and pile head position, thereby after pushing off the pile head, alright hoist the pile head position, thereby accomplish the work of broken pile head, and realized improving the work efficiency that the pile head broke.

Optionally, separate disconnected ring and make for the elasticity material, and isolated sheathed tube bottom has set firmly the fixture block, and fixture block and isolated sleeve pipe are integrated into one piece structure, separate the ring offer with fixture block joint complex draw-in groove, the draw-in groove is linked together with leading to the groove, isolated sheathed tube bottom inserts logical inslot, separate sleeve pipe and cut off the ring joint fixed when the fixture block is located the draw-in groove.

Through adopting above-mentioned technical scheme, when installing between isolated sleeve pipe and the wall ring, only need to insert isolated sheathed tube bottom to leading to the inslot, when the fixture block arrived draw-in groove position, the fixture block can be automatic card in the draw-in groove to it is fixed to make between isolated sleeve pipe and the wall ring, both for providing good stability between isolated sleeve pipe and the wall ring, also provide convenience for the staff to isolated sleeve pipe and the installation that separates the ring simultaneously.

Optionally, an upper sealing washer is fixedly arranged on the upper surface of the through groove, the bottom of the upper sealing washer is fixedly connected with the upper surface of the partition ring, and the inner wall of the upper sealing washer is tightly attached to the outer wall of the isolation sleeve.

Through adopting above-mentioned technical scheme, go up seal ring and increased isolated sleeve pipe and lead to the sealed effect between the groove, avoid the concrete to flow into to leading to the inslot from leading to the gap between groove and the isolated sleeve pipe, lead to the concrete will isolated between sleeve pipe and the reinforcing bar fixed to guarantee that the pile head can infer smoothly.

Optionally, the circumferential outer wall of the isolating ring is in threaded connection with a plurality of compression bolts, and the compression bolts are abutted to the side wall of the steel bar in the through groove.

By adopting the technical scheme, after the partition ring is adjusted to a proper height position, the part of the steel bar in the through groove is compressed by the compression bolt, so that the relative position of the partition ring and the steel bar is fixed.

Optionally, a pressing plate is arranged in the through groove, and one end of the pressing bolt in the through groove is rotatably connected with the pressing plate.

Through adopting above-mentioned technical scheme, when fixed between cutting off ring and the reinforcing bar, through screwing up compression bolt, make compression bolt drive clamp plate to the reinforcing bar removal to make the reinforcing bar compressed tightly between clamp plate and cutting off the ring, improve the stability of fixing between cutting off ring and the reinforcing bar through the clamp plate in order to increase and the laminating area of reinforcing bar simultaneously.

Optionally, a lower sealing washer is arranged below the through groove, the lower sealing washer is fixedly connected with the lower surface of the partition ring, and the inner wall of the lower sealing washer is tightly attached to the outer wall of the steel bar.

Through adopting above-mentioned technical scheme, lower seal ring improves the sealed effect of leading to groove bottom department, avoids the concrete to flow into to leading to the inslot from the bottom that leads to the groove and fixes clamp bolt. Therefore, when the pile head is dismounted, the working personnel can smoothly loosen the compression bolt so as to facilitate the working personnel to deduce the pile head to work.

Optionally, the inner wall of the isolating ring is fixedly connected with a crushing ring.

By adopting the technical scheme, when the excavator deduces the pile head, the excavator drives the isolating ring to move, so that the crushing ring applies force to the concrete in the isolating ring, the concrete in the isolating ring is crushed, and the concrete in the isolating ring is broken when the pile head is broken.

Optionally, the crushing ring is horizontally fixed in the middle of the isolating ring, and one side of the crushing ring away from the side fixedly connected with the isolating ring is in a conical shape.

By adopting the technical scheme, the conical breaking ring is used for improving the good force application of the breaking ring on the concrete in the partition ring when the excavator pushes the partition ring, thereby being beneficial to concrete fracture.

In summary, the present application includes at least one of the following beneficial technical effects:

1. an isolation ring and an isolation sleeve are additionally arranged between the pile body and the pile foundation, so that the pile head can be conveniently crushed in the later period, and the working efficiency of pile head breakage is improved;

2. a pressing plate is additionally arranged in the through groove, and the position of the steel bar in the through groove is fixed by the pressing plate through screwing the pressing bolt, so that the height of the partition ring is conveniently adjusted;

3. a breaking ring is additionally arranged in the partition ring so as to improve the breaking effect of concrete in the partition ring during breaking.

Drawings

Fig. 1 is a schematic structural diagram of a pile breaking head of the present application;

FIG. 2 is an exploded view of the structure between the pile head, the partition ring and the pile body;

FIG. 3 is a schematic view of the construction of the isolation ring and isolation sleeve;

FIG. 4 is a partial cross-sectional view showing the internal structure of the blocker ring;

fig. 5 is a partial schematic view showing the structure of the latch and the slot.

Description of reference numerals: 1. pile head; 2. a pile foundation; 3. reinforcing steel bars; 4. a blocking ring; 41. a through groove; 42. a card slot; 43. a crushing ring; 5. isolating the casing; 51. a clamping block; 6. an upper sealing washer; 7. a lower sealing gasket; 8. pressing a plate; 9. and pressing the bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a pile breaking head.

Referring to fig. 1 and fig. 2, broken pile head includes pile head 1 and pile foundation 2, pile head 1 and pile foundation 2 are concrete placement shaping, pile foundation 2 is fixed with ground along vertical direction, pile head 1 is fixed along vertical direction and pile foundation 2's one end, and it has many reinforcing bars 3 to be pre-buried along pile foundation 2's length direction in pile head 1 and pile foundation 2, evenly distributed just centers on annular structure between reinforcing bar 3, be provided with between pile head 1 and pile foundation 2 and separate disconnected ring 4, it has seted up logical groove 41 along the position that the reinforcing bar set up to cut off ring 4, reinforcing bar 3 passes along vertical direction from leading to inslot 41 and separates disconnected ring 4, the upper surface that cuts off ring 4 has set firmly isolated sleeve pipe 5, isolated sleeve pipe 5's inside is hollow structure, and isolated sleeve pipe 5 is linked together with leading to groove 41, isolated sleeve pipe 5 cover is established outside the reinforcing bar 3 that is located. When the pile head 1 needs to be broken, the partition ring 4 is inferred only by the excavator, and the concrete and the steel bars 3 at the pile head 1 are isolated by the isolation sleeve 5, so that no adhesive force exists between the concrete and the steel bars 3 at the pile head 1, the pile head 1 is lifted upwards after the pile head 1 is inferred, the pile head breaking work can be completed, and the effect of the work efficiency of the pile head 1 breaking is improved.

With reference to fig. 3 and 4, in the context of the present application, the partition ring 4 is made of a steel ring; the insulating sleeve 5 is made of PVC. The blocking ring 4 is horizontally provided with a clamping groove 42 of an annular structure at the through groove 41, the clamping groove 42 is communicated with the through groove 41, the circumferential outer wall of the bottom of the isolated sleeve 5 is fixedly provided with a clamping block 51 of the annular structure, the clamping block 51 and the isolated sleeve 5 are of an integrally formed structure, and the clamping block 51 and the clamping groove 42 are in clamping fit with each other. The bottom of the isolation sleeve 5 is inserted into the through groove 41, and when the position of the fixture block 51 reaches the position of the fixture groove 42, the fixture block 51 is automatically clamped into the fixture groove 42, so that the isolation sleeve 5 and the isolation ring 4 are fixed, and the assembly between the isolation sleeve 5 and the isolation ring 4 is realized.

Referring to fig. 3 and 4, the pressing plate 8 is horizontally arranged at each through groove 41, the pressing plate 8 is horizontally connected with the partition ring 4 along the direction towards the steel bar 3, the pressing plate 8 is of an arc-shaped structure towards one side of the side wall of the steel bar 3, the partition ring 4 is in threaded connection with a plurality of compression bolts 9, one ends of the compression bolts 9 are rotatably connected with one side of the pressing plate 8 deviating from the steel bar 3, and the other ends of the compression bolts 9 extend out of the side wall of the partition ring 4. When the staff is adjusting the position height of wall ring 4, pass earlier reinforcing bar 3 from leading to the inslot 41 and will separate the ring 4 adjustment to suitable position along the length direction of reinforcing bar 3, then screw up clamp bolt 9 again, make clamp bolt 9 drive clamp plate 8 and move towards reinforcing bar 3, until clamp plate 8 and 3 lateral wall butts of reinforcing bar, and it is fixed to be located the part of leading to the inslot 41 with reinforcing bar 3 through clamp plate 8, thereby make the rigidity of wall ring 4, then pour the concrete. When the pile head 1 needs to be removed, the hold-down bolt 9 is loosened, and then the pile head 1 is deduced.

Referring to fig. 4, an upper sealing washer 6 is arranged at the upper port of the through groove 41, the lower surface of the upper sealing washer 6 is fixedly adhered to the upper surface of the partition ring 4, and the inner wall of the upper sealing washer 6 is fixedly adhered to the circumferential outer wall of the isolation sleeve 5; lower port department that leads to groove 41 department is provided with lower seal ring 7, the upper surface of lower seal ring 7 and the lower surface paste of wall ring 4 are fixed, the inner wall of lower seal ring 7 and the circumference lateral wall of reinforcing bar 3 closely laminate, sealed effect to leading to groove 41 department has been improved through last seal ring 6 and lower seal ring 7, avoid the concrete to flow into to leading to the inslot 41 from the last port or the lower port department that lead to groove 41, and then concrete and reinforcing bar 3 or clamp bolt 9 produce the adhesive force. So that when the pile head is broken again, the staff can still loosen the hold-down bolt 9 and deduce the pile head 1.

Referring to fig. 3, a crushing ring 43 with an annular structure is fixedly arranged on the inner wall of the partition ring 4 in a welding manner, the crushing ring 43 is horizontally arranged at the middle part of the partition ring 4, and one side of the crushing ring 43, which is far away from the side fixed with the partition ring 4, is in a conical shape. When the excavator pushes the isolating ring 4 to crush the pile head 1, the isolating ring 4 can drive the crushing ring 43 to move and crush the concrete at the position of the isolating ring 4, so that the concrete in the isolating ring 4 is broken through the crushing ring 43.

The implementation principle of the pile breaking head in the embodiment of the application is as follows: before the pile head 1 and the pile body are poured, the partition ring 4 and the steel bar 3 are fixed, the partition ring 4 is positioned at the bottom of the pile head 1, and then the pile head 1 and the pile foundation 2 are poured; when the pile head needs to be broken, a worker only needs to push the partition ring 4 through the excavator, break the concrete in the partition ring 4 through the break ring 43 and then lift the broken pile head 1, and the isolation sleeve 5 has a good isolation effect on the concrete between the reinforcing steel bar 3 and the pile head 1, so that the pile head 1 can be lifted easily. Therefore, through the structure, the effect of improving the breaking working efficiency of the pile head 1 is achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A pile breaking head is characterized in that: including pile head (1) and pile foundation (2), pile foundation (2) set up along vertical direction, pile head (1) sets firmly the one end in pile foundation (2) along vertical direction, the length direction pre-buried of following pile foundation (2) has many reinforcing bars (3) in pile head (1) and pile foundation (2), be provided with between pile head (1) and pile foundation (2) separate disconnected ring (4) of annular structure, separate disconnected ring (4) and seted up a plurality of logical groove (41) along vertical direction, reinforcing bar (3) pass from leading to groove (41) and separate disconnected ring (4), the upper surface that separates disconnected ring (4) sets firmly many isolated sleeve pipes (5), isolated sleeve pipe (5) cover is established outside reinforcing bar (3) of pile head (1) part.

2. The pile breaking head according to claim 1, wherein: isolation sleeve pipe (5) are made for elastic material, and the bottom of isolation sleeve pipe (5) has set firmly fixture block (51), fixture block (51) and isolation sleeve pipe (5) are the integrated into one piece structure, separate disconnected ring (4) set up with fixture block (51) joint complex draw-in groove (42), draw-in groove (42) are linked together with leading to groove (41), insert logical groove (41) in the bottom of isolation sleeve pipe (5), fixture block (51) are located draw-in groove (42) and make isolation sleeve pipe (5) and separate disconnected ring (4) joint fixed.

3. The pile breaking head according to claim 1, wherein: an upper sealing washer (6) is fixedly arranged at the upper port of the through groove (41), the bottom of the upper sealing washer (6) is fixedly connected with the upper surface of the isolating ring (4), and the inner wall of the upper sealing washer (6) is tightly attached to the outer wall of the isolating sleeve (5).

4. The pile breaking head according to claim 1, wherein: the circumferential outer wall of the isolating ring (4) is in threaded connection with a plurality of compression bolts (9), and the compression bolts (9) are abutted against the side wall of the steel bar (3) in the through grooves (41).

5. The pile breaking head according to claim 4, wherein: and a pressing plate (8) is arranged in the through groove (41), and one end, positioned in the through groove (41), of the pressing bolt (9) is rotatably connected with the pressing plate (8).

6. The pile breaking head according to claim 1, wherein: the lower port of the through groove (41) is provided with a lower sealing washer (7), the lower sealing washer (7) is fixedly connected with the lower surface of the isolating ring (4), and the inner wall of the lower sealing washer (7) is tightly attached to the outer wall of the steel bar (3).

7. The pile breaking head according to claim 1, wherein: the inner wall of the isolating ring (4) is fixedly connected with a crushing ring (43).

8. The pile breaking head according to claim 7, wherein: the crushing ring (43) is horizontally and fixedly arranged in the middle of the isolating ring (4), and one side, far away from the side fixedly connected with the isolating ring (4), of the crushing ring (43) is in a conical shape.