CN212508085U

CN212508085U - Concrete filling pile club-footed construction equipment

Info

Publication number: CN212508085U
Application number: CN202021208233.8U
Authority: CN
Inventors: 王覃; 王卫红
Original assignee: Shanxi Huajin Geotechnical Engineering Prospecting Co ltd
Current assignee: Shanxi Huajin Geotechnical Engineering Prospecting Co ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-02-09
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses a bored concrete pile club-footed construction equipment, the utility model relates to a construction technical field, including base piece and rotor plate, the top of base piece is rotated and is installed the loose collar, be connected through the knife rest between loose collar and the rotor plate, the bottom of rotor plate is rotated through flexible post and base piece top and is connected, the installation pipe has been cup jointed in the outside activity of flexible post, the bottom and the base piece of installation pipe are fixed mutually, the side of base piece is fixed with the first cutting knife of a plurality of, the top of loose collar is fixed with the vertical pole of a plurality of, the outside of vertical pole is fixed with a plurality of second cutting knife. The utility model discloses a set up first cutting knife and second cutting knife, utilize the relative motion between first cutting knife and the second cutting knife to further cut the fragmentation to the clod, make the clod become more tiny, be convenient for along with taking out of mud pump, be favorable to clearing up the earth that the end that expands produced.

Description

Concrete filling pile club-footed construction equipment

Technical Field

The utility model relates to a construction technical field especially relates to a bored concrete pile expands end construction equipment.

Background

The cast-in-place concrete pile is one of the foundation constructions in building construction, after the hole needs to be opened on the ground in the construction of the cast-in-place concrete pile, a special drill bit is used for expanding the diameter of the pile end, so that the ultimate bearing capacity of the pile is greatly increased compared with the ultimate bearing capacity of the cast-in-place pile without the expanded head, for many high-rise buildings, the cast-in-place concrete pile with the expanded bottom can be used for finishing the hole in strongly weathered rock, the defects of other pile types can be overcome, and the economic benefit is obvious.

The bottom of expanding mainly drives the bottom expanding drill bit through the axostylus axostyle and expands the end, and the mud piece that the bottom expanded produced is great, can't go on further fragmentation to the mud piece, because the mud piece that produces mainly pumps through adopting the pump and inhale the clear hole of reverse circulation and transport to ground, and transmission is not convenient for pump to the great mud piece, influences the transmission of reaming mud material, is unfavorable for reaming work to be under construction smoothly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses utilize the relative motion between first cutting knife and the second cutting knife to further cut the fragmentation to the clod, make the clod become more tiny, be convenient for along with taking out of mud pump, be favorable to clearing up the earth that the end produced expanding.

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

the utility model provides a bored concrete pile expands end construction equipment, includes base piece and rotor plate, the top of base piece is rotated and is installed the loose collar, be connected through the knife rest between loose collar and the rotor plate, the bottom of rotor plate is rotated through flexible post and base piece top and is connected, the installation pipe has been cup jointed in the outside activity of flexible post, the bottom and the base piece of installation pipe are fixed mutually, the side of base piece is fixed with the first cutting knife of a plurality of, the top of loose collar is fixed with the vertical pole of a plurality of, the top activity of vertical pole runs through in the rotor plate top, the outside of vertical pole is fixed with a plurality of second cutting knife.

Preferably, the bottom of the base block is fixed with a conical block, and the outer side of the conical block is fixed with a plurality of anti-slip strips.

Preferably, the rotating plate is a circular plate, and a power shaft is fixed at the top of the rotating plate.

Preferably, the number of knife rest is a plurality of, the knife rest comprises two scraper bars with hinged end parts, and one end of each scraper bar is hinged with the rotating plate and the movable ring respectively.

Preferably, the telescopic column comprises a connecting sleeve, the bottom of the connecting sleeve is fixed to the base block, the top of the connecting sleeve is movably inserted with a connecting column, and the top of the connecting column is fixed to the bottom of the rotating plate.

Preferably, the first cutting knife and the second cutting knife are distributed in a staggered mode, and the first cutting knife and the second cutting knife are double-edge blades.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in through setting up first cutting knife and second cutting knife, utilize the relative motion between first cutting knife and the second cutting knife to further cut the fragmentation to the clod, make the clod become more tiny, be convenient for along with taking out of mud pump, be favorable to clearing up the earth that the end produced expanding.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a bottom-expanding construction device for a cast-in-place concrete pile according to the present invention;

fig. 2 is a cross-sectional view taken along line a-a of fig. 1 according to the present invention.

In the figure: the device comprises a base block 1, a rotating plate 2, a movable ring 3, a knife rest 4, a telescopic column 5, a mounting tube 6, a first cutting knife 7, a vertical rod 8, a second cutting knife 9, a conical block 10, an anti-slip strip 11, a scraper rod 12, a connecting sleeve 13, a connecting column 14 and a power shaft 15.

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.

Referring to fig. 1-2, a concrete filling pile expands end construction equipment, including base piece 1 and rotor plate 2, the top of base piece 1 is rotated and is installed loose ring 3, be connected through knife rest 4 between loose ring 3 and the rotor plate 2, the bottom of rotor plate 2 is rotated through flexible post 5 and base piece 1 top and is connected, the installation pipe 6 has been cup jointed in the outside activity of flexible post 5, the bottom and the base piece 1 of installation pipe 6 are fixed mutually, the side of base piece 1 is fixed with the first cutting knife 7 of a plurality of, the top of loose ring 3 is fixed with the vertical pole 8 of a plurality of, the top activity of vertical pole 8 runs through in rotor plate 2 tops, the outside of vertical pole 8 is fixed with a plurality of second cutting knife 9.

Wherein, the bottom of base piece 1 is fixed with toper piece 10 to be convenient for base piece 1 and hole bottom peg graft, the outside of toper piece 10 is fixed with a plurality of antislip strip 11, and antislip strip 11 is favorable to preventing that base piece 1 from taking place to rotate along with activity ring 3, ensures the stability of base piece 1, helps guaranteeing to keep good relative motion between first cutting knife 7 and the second cutting knife 9.

Wherein, the rotating plate 2 is a circular plate, which reduces the resistance received during rotation, a power shaft 15 is fixed on the top of the rotating plate 2, and the power shaft 15 provides the rotating power for the rotating plate 2.

Wherein, the quantity of knife rest 4 is a plurality of, improves and expands the end effect, and knife rest 4 comprises two tip articulated scraper bars 12, and the one end of two scraper bars 12 is articulated mutually with rotor plate 2 and activity ring 3 respectively.

Wherein, flexible post 5 includes connecting sleeve 13, and connecting sleeve 13's bottom is fixed mutually with base piece 1, and connecting sleeve 13's top activity is pegged graft and is had spliced pole 14, and the top of spliced pole 14 is fixed with the bottom of rotor plate 2, and flexible post 5 plays and connects and the shrink effect.

Wherein, first cutting knife 7 distributes with second cutting knife 9 crisscross each other, and first cutting knife 7 is the twolip blade with second cutting knife 9, and increase cutting area is favorable to improving the fragmentation effect.

The working principle is as follows: during the use, this bored concrete pile expands inside of end construction equipment deepening to the filling hole, then rotor plate 2 takes place to rotate the time, knife rest 4 this moment, vertical pole 8 also takes place to rotate along with rotor plate 2 with loose ring 3, thereby the relative motion takes place for second cutting knife 9 on the vertical pole 8 and the first cutting knife 7 of installation pipe 6 to have formed, earth that will fill the downthehole wall when knife rest 4 shovels, thereby form the clod of shoveling, the clod is along with rivers entering the region between first cutting knife 7 and the second cutting knife 9, relative motion between first cutting knife 7 and the second cutting knife 9 carries out further cutting and smashes to the clod, make the clod become more tiny, be convenient for along with taking out of mud pump, be favorable to clearing up the earth that the end produced.

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 concrete filling pile pedestal construction device comprises a pedestal block (1) and a rotating plate (2), it is characterized in that the top of the base block (1) is rotatably provided with a movable ring (3), the movable ring (3) is connected with the rotating plate (2) through a knife rest (4), the bottom of the rotating plate (2) is rotatably connected with the top of the base block (1) through a telescopic column (5), the outer side of the telescopic column (5) is movably sleeved with a mounting pipe (6), the bottom end of the mounting pipe (6) is fixed with the base block (1), a plurality of first cutters (7) are fixed on the side surface of the base block (1), a plurality of vertical rods (8) are fixed at the top of the movable ring (3), the top ends of the vertical rods (8) movably penetrate through the top of the rotating plate (2), a plurality of second cutting knives (9) are fixed on the outer side of the vertical rod (8).

2. A concrete pile club-footed construction device according to claim 1 characterized in that the base block (1) is fixed with a conical block (10) at the bottom and a plurality of anti-skid strips (11) are fixed on the outside of the conical block (10).

3. A concrete pile footing-expanding construction device according to claim 1, wherein said rotating plate (2) is a circular plate, and a power shaft (15) is fixed to the top of said rotating plate (2).

4. The bottom-expanding construction device of the cast-in-place concrete pile according to claim 1, characterized in that the number of the cutter holders (4) is several, the cutter holders (4) comprise two scraper bars (12) with hinged ends, and one ends of the two scraper bars (12) are respectively hinged with the rotating plate (2) and the movable ring (3).

5. The bottom-expanding construction device of the cast-in-place concrete pile as claimed in claim 1, wherein the telescopic column (5) comprises a connecting sleeve (13), the bottom of the connecting sleeve (13) is fixed with the base block (1), a connecting column (14) is movably inserted into the top of the connecting sleeve (13), and the top end of the connecting column (14) is fixed with the bottom of the rotating plate (2).

6. A concrete pile pedestal construction device according to claim 1, wherein the first cutting knife (7) and the second cutting knife (9) are distributed in a staggered manner, and the first cutting knife (7) and the second cutting knife (9) are double-edged blades.