CN217352630U

CN217352630U - Pile head structure of cast-in-situ bored pile

Info

Publication number: CN217352630U
Application number: CN202220912724.3U
Authority: CN
Inventors: 崔延吉; 崔延广; 董杰
Original assignee: Jiangsu Yanji Underground Engineering Co ltd
Current assignee: Jiangsu Yanji Underground Engineering Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-09-02
Anticipated expiration: 2032-04-15

Abstract

The application discloses stake head structure of bored concrete pile relates to bored concrete pile technical field, improves the inconvenient problem of operating to the stake head, is in including pile foundation, setting the pile head and the cover at pile foundation top are in the protection casing at pile head top, the bottom of protection casing is provided with the fixing base, the equal fixed mounting in both sides at fixing base top has the support, one of them the screw rod is installed in the bottom rotation of support upper end, the bottom fixed mounting of protection casing one side has first connecting block, first connecting block screw thread cup joints on the screw rod. This application can play the guard action to the pile head through the setting of protection casing, reduces the erosion of rainwater to the pile head, improves the result of use of pile head, but starter motor drives the protection casing and goes up and down, when needs operate the pile head, can directly rise the protection casing, need not to demolish whole protective structure, operation labour saving and time saving improves work efficiency.

Description

Pile head structure of cast-in-situ bored pile

Technical Field

The application relates to the field of cast-in-place piles, in particular to a pile head structure of a cast-in-place bored pile.

Background

The cast-in-place pile is a pile formed by forming a hole in place and pouring concrete or reinforced concrete. The construction method is mainly divided into a cast-in-situ bored pile and a cast-in-situ immersed tube pile. When the cast-in-situ bored pile is used for pouring concrete, the elevation of the top of the cast-in-situ bored pile is generally 0.5-1.0 m higher than the elevation of the designed pile top, a pile head is formed at a part higher than the elevation, and a part below the pile head is called a pile body.

Because the pile head of bored concrete pile exposes in the external world for a long time, receives the invasion and attack of rainwater easily, leads to the reinforcing bar in the pile head to rust, adopts the mode of addding protective structure on the pile head of bored concrete pile among the prior art, carries out water protection to the pile head of bored concrete pile.

At the realization this application in-process, the inventor finds that there is following problem at least in this technique, and the pile head protective structure of current bored concrete pile is fixed design mostly, when needs operate the pile head at every turn, all need demolish protective structure earlier, then reinstallate, and the operation is wasted time and energy, and work efficiency is lower, consequently, provides a pile head structure of bored concrete pile now.

SUMMERY OF THE UTILITY MODEL

In order to improve the inconvenient problem of operating the pile head, this application provides a pile head structure of bored concrete pile.

The application provides a pile head structure of drilling bored concrete pile adopts following technical scheme:

a pile head structure of a cast-in-situ bored pile comprises a pile foundation, a pile head arranged at the top of the pile foundation and a protective cover covering the top of the pile head, wherein a fixed seat is arranged at the bottom of the protective cover;

the protection cover is characterized in that supports are fixedly mounted on two sides of the top of the fixing base, one of the supports is rotatably mounted at the bottom of the upper end of the support, a first connecting block is fixedly mounted at the bottom of one side of the protection cover, and the first connecting block is sleeved on the screw in a threaded manner.

Through adopting the above technical scheme, through the setting of protection casing, can play the guard action to the pile head, reduce the erosion of rainwater to the pile head, improve the result of use of pile head, when using, but starter motor drives the screw rod and rotates, make first linkage block drive the vertical motion of protective housing along the length direction of screw rod, thereby can go up and down to the protection casing, when needs are operated the pile head, can directly rise the protection casing, need not to demolish whole protective structure, operation labour saving and time saving, and work efficiency is improved.

Optionally, a motor for driving the screw to rotate is mounted on the top of one of the brackets.

Through adopting above-mentioned technical scheme, starter motor can drive the screw rod and rotate.

Optionally, a guide rod is fixedly mounted at the bottom of the upper end of the other support, a second connecting block is fixedly mounted at the bottom of the other side of the protective cover, and the second connecting block is sleeved on the guide rod in a sliding manner.

Through adopting above-mentioned technical scheme, through the cooperation of guide arm and second connecting block, can play the guide effect to the protection casing.

Optionally, the inside wall of support has been seted up the spout, the equal fixedly connected with slider in one side that the protection casing was kept away from to first connecting block and second connecting block, slider sliding connection is in the spout.

Through adopting above-mentioned technical scheme, through the cooperation of spout and slider, can play the slip supporting role to first connecting block and second connecting block, improve the stability of first connecting block and second connecting block.

Optionally, the one end fixedly connected with stopper at support top, the spacing groove has all been seted up to the both sides of protection casing, stopper sliding connection is at the spacing inslot.

Through adopting above-mentioned technical scheme, through the cooperation of stopper and spacing groove, can play spacing supporting role to the side of protection casing, improve the stability of protection casing.

Optionally, an annular clamping groove is formed in the bottom of the protective cover, and the top of the fixing seat is fixedly connected with a clamping ring matched with the annular clamping groove.

Through adopting above-mentioned technical scheme, through the cooperation of ring groove with the snap ring, can play joint limiting displacement to the bottom of protection casing, improve the protective effect of protection casing.

Optionally, the top of the fixing seat is located on the outer circumference of the snap ring and is fixedly connected with a sealing ring.

Through adopting above-mentioned technical scheme, the sealing washer can play sealed waterproof effect to the protection casing bottom.

Optionally, the edge of the fixing seat is provided with a mounting hole.

By adopting the technical scheme, the fixing seat is conveniently and fixedly installed through the installation hole.

In summary, the present application has the following beneficial effects:

1. according to the application, the protective cover is arranged, so that the pile head can be protected, the erosion of rainwater to the pile head is reduced, and the using effect of the pile head is improved;

2. this application is through the setting of fixing base, support, screw rod, first linkage block and motor, and when using, but the starter motor drives the screw rod and rotates, makes first linkage block drive the vertical motion of protective cover length direction along the screw rod to can go up and down the protection casing, when needs are operated the pile head, can directly rise the protection casing, need not to demolish whole protective structure, operation labour saving and time saving improves work efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of the present application;

fig. 2 is a schematic cross-sectional structure of the present application.

Description of the reference numerals:

1. a pile foundation; 2. pile head; 3. a protective cover; 4. a fixed seat; 5. a support; 6. a screw; 7. a first connection block; 8. a motor; 9. a guide bar; 10. a second connecting block; 11. a chute; 12. a slider; 13. a limiting block; 14. a limiting groove; 15. an annular neck; 16. a snap ring; 17. a seal ring; 18. and (7) installing holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

Please refer to fig. 1-2, a pile head structure of bored pile includes pile foundation 1, pile head 2 arranged on top of pile foundation 1 and protective cover 3 covering top of pile head 2, protective cover 3 can play a protective role to pile head 2, bottom of protective cover 3 is provided with fixing seat 4, edge of fixing seat 4 has been seted up mounting hole 18, and fixing seat 4 is conveniently installed and fixed through mounting hole 18. Ring groove 15 has been seted up to the bottom of protection casing 3, and the top fixedly connected with of fixing base 4 and the snap ring 16 of 15 looks adaptations of ring groove, through

ring groove

15 and 16 cooperation of snap ring, can play joint limiting displacement to the bottom of protection casing 3, improve the protective effect of protection casing 3, and fixing base 4 top is located fixedly connected with sealing washer 17 on the outer circumference of snap ring 16, and sealing washer 17 can play sealed waterproof effect to protection casing 3 bottom.

Referring to fig. 1 and 2, equal fixed mounting in both sides at fixing base 4 top has support 5, the bottom of one of them support 5 upper end is rotated and is installed screw rod 6, screw rod 6 is vertical arrangement, the bottom fixed mounting of protection casing 3 one side has first connecting block 7, first connecting block 7 screw thread cup joints on screw rod 6, the top of one of them support 5 is installed and is used for driving screw rod 6 pivoted motor 8, when using, can start motor 8 and drive screw rod 6 and rotate, make first connecting block 7 drive protection casing 3 along the length direction vertical motion of screw rod 6, thereby can go up and down protection casing 3, when needs operate pile head 2, can directly rise protection casing 3, need not to demolish whole protective structure, operation labour saving and time saving, and high work efficiency.

Referring to fig. 1 and 2, the bottom fixed mounting of another support 5 upper end has guide arm 9, and the bottom fixed mounting of protection casing 3 opposite side has second connecting block 10, and second connecting block 10 slides and cup joints on guide arm 9, through the cooperation of guide arm 9 with second connecting block 10, can play the guide effect to protection casing 3. Spout 11 has been seted up to the inside wall of support 5, and the equal fixedly connected with slider 12 in one side of protection casing 3 is kept away from to first connecting block 7 and second connecting block 10, and slider 12 sliding connection can play the slip supporting role to first connecting block 7 and second connecting block 10 in spout 11 through the cooperation of spout 11 with slider 12, improves the stability of first connecting block 7 and second connecting block 10.

Referring to fig. 2, the one end fixedly connected with stopper 13 at support 5 top, spacing groove 14 has all been seted up to the both sides of protection casing 3, and stopper 13 sliding connection can play the spacing supporting role to the side of protection casing 3 through stopper 13 and spacing groove 14's cooperation in spacing groove 14, improves the stability of protection casing 3.

The implementation principle of the application is as follows: through the setting of protection casing 3, can play the guard action to pile head 2, reduce the erosion of rainwater to pile head 2, improve pile head 2's result of use, when using, but starter motor 8 drives screw rod 6 and rotates, make first linkage block 7 drive 3 vertical motions of length direction along screw rod 6 of protection casing, thereby can go up and down to protection casing 3, when needs operate pile head 2, can directly rise protection casing 3, need not to demolish whole protective structure, operation labour saving and time saving, and work efficiency is improved.

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: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pile head structure of bored concrete pile, includes pile foundation (1), sets up pile head (2) and the cover at pile foundation (1) top are in protection casing (3) at pile head (2) top, its characterized in that: a fixed seat (4) is arranged at the bottom of the protective cover (3);

the support is characterized in that supports (5) are fixedly mounted on two sides of the top of the fixing seat (4), one of the supports is a screw rod (6) rotatably mounted at the bottom of the upper end of the support (5), a first connecting block (7) is fixedly mounted at the bottom of one side of the protective cover (3), and the first connecting block (7) is in threaded sleeve joint with the screw rod (6).

2. The pile head structure of a cast-in-situ bored pile according to claim 1, wherein: and the top of one of the brackets (5) is provided with a motor (8) for driving the screw (6) to rotate.

3. The pile head structure of a bored pile according to claim 1, wherein: and the other end of the bracket (5) is fixedly provided with a guide rod (9), the bottom of the other side of the protective cover (3) is fixedly provided with a second connecting block (10), and the second connecting block (10) is sleeved on the guide rod (9) in a sliding manner.

4. The pile head structure of a bored pile according to claim 3, wherein: spout (11) have been seted up to the inside wall of support (5), the equal fixedly connected with slider (12) in one side of protection casing (3) is kept away from in first connecting block (7) and second connecting block (10), slider (12) sliding connection is in spout (11).

5. The pile head structure of a cast-in-situ bored pile according to claim 1, wherein: the one end fixedly connected with stopper (13) at support (5) top, spacing groove (14) have all been seted up to the both sides of protection casing (3), stopper (13) sliding connection is in spacing groove (14).

6. The pile head structure of a bored pile according to claim 1, wherein: annular clamping groove (15) have been seted up to the bottom of protection casing (3), the top fixedly connected with of fixing base (4) and annular clamping groove (15) looks adaptation snap ring (16).

7. The pile head structure of a bored pile according to claim 6, wherein: the top of the fixed seat (4) is positioned on the outer circumference of the snap ring (16) and is fixedly connected with a sealing ring (17).

8. The pile head structure of a bored pile according to claim 1, wherein: and a mounting hole (18) is formed in the edge of the fixed seat (4).