CN214616371U

CN214616371U - Civil engineering pile foundation construction is with double-deck hole enlargement drill bit

Info

Publication number: CN214616371U
Application number: CN202120304923.1U
Authority: CN
Inventors: 于鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-11-05
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses a civil engineering pile foundation construction is with double-deck hole enlargement drill bit, including mount, pneumatic cylinder, taper block, support base and second spout, support the base setting at the mount downside, and support the inside first spout of having seted up of base, the first buffering stopper of first spout medial surface fixedly connected with simultaneously, first spout is inside to run through has first connector post, and first connector post setting is between first buffering stopper, first connector post the inner is provided with first connecting block, and first connecting block lateral surface is provided with first rubber block. The double-layer expanding drill bit for the civil engineering pile foundation construction is provided with two groups of first drill bits and two groups of second drill bits, and when the expanding drill bits are used for expanding in the civil engineering pile foundation construction, the expanding operation is simultaneously carried out through the two groups of first drill bits and the two groups of second drill bits, so that the expanding efficiency is improved, the expanding stability is better, and the pile foundation construction work efficiency is improved.

Description

Civil engineering pile foundation construction is with double-deck hole enlargement drill bit

Technical Field

The utility model particularly relates to civil engineering technical field specifically is a civil engineering pile foundation construction is with double-deck hole enlargement drill bit.

Background

Civil engineering refers to the general name of science and technology for building various land engineering facilities, and refers to the applied materials and equipment, the technical activities of surveying, designing, constructing, holding, maintaining and the like, and the objects of engineering construction, the pile foundation of civil engineering refers to a deep foundation which combines the tops of a plurality of piles into a whole through a bearing platform and jointly bears static load, the piles are vertical or inclined foundation members arranged in the soil and act on high-compressibility soil layers and water penetrating through soft and weak soil layers to transfer the load borne by the piles to harder, denser or less compressible foundation bearing layers, and the piles in the pile foundation are generally called foundation piles.

The existing expanding drill bit for pile foundation construction is a single-layer drill bit, so that the expanding efficiency is low, the working efficiency is influenced, and a cone block on the existing expanding drill bit device for pile foundation construction is inconvenient to replace, so that the use is influenced when the cone block is damaged and deformed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a civil engineering pile foundation construction is with double-deck hole enlargement drill bit to the hole enlargement drill bit of current pile foundation construction usefulness that proposes among the above-mentioned background of solution is the individual layer drill bit, makes hole enlargement inefficiency, and influences work efficiency, and the inconvenient change of awl piece on the hole enlargement drill bit device of current pile foundation construction usefulness, causes the awl piece to appear damaging the problem that influences the use when warping.

In order to achieve the above object, the utility model provides a following technical scheme: a double-layer expanding drill bit for civil engineering pile foundation construction comprises a fixing frame, a hydraulic cylinder, a conical block, a supporting base and a second sliding groove, wherein the supporting base is arranged on the lower side surface of the fixing frame, a first sliding groove is formed in the supporting base, a first buffer limiting block is fixedly connected to the inner side surface of the first sliding groove, a first connecting column penetrates through the first sliding groove and is arranged between the first buffer limiting blocks, a first connecting block is arranged at the inner end of the first connecting column, a first rubber block is arranged on the outer side surface of the first connecting block, a first drill bit is arranged at the outer end of the first connecting column, a second sliding groove is formed in the supporting base, a second sliding groove is arranged below the first sliding groove, a second buffer limiting block is connected to the inner side surface of the second sliding groove, a second connecting column penetrates through the second sliding groove, and is arranged between the second buffer limiting blocks, the inner end of the second connecting column is provided with a second connecting block, the outer side face of the second connecting block is fixedly connected with a second rubber block, and the outer end of the second connecting column is provided with a second drill bit.

Preferably, the side welding has rings on the mount, and the side has seted up the through-hole on the mount, and the through-hole runs through the mount downside simultaneously, the side is connected with the link on the mount, and the link setting outside on the through-hole, the link setting is between rings simultaneously.

Preferably, the pneumatic cylinder sets up at the link medial surface, and the pneumatic cylinder inboard is provided with the piston rod down, and inside the piston rod runs through the through-hole and enters into the mount simultaneously, the piston rod downside is provided with the connecting plate, and connecting plate downside fixedly connected with inserted block, the awl piece sets up at the mount inboard, and the awl piece sets up at the connecting plate downside, jack and screw hole have been seted up respectively to the side on the awl piece, and the awl piece sets up between the screw hole, and the inside inserted block that inserts of jack simultaneously, it has the bolt to run through on the connecting plate, and the bolt is connected with the screw hole.

Preferably, the diameter of the piston rod is smaller than the inner diameter of the through hole.

Preferably, the shape and shape of the insert block are the same as those of the insertion hole.

Preferably, the number of the supporting bases is two, and the two supporting bases are symmetrically arranged.

Preferably, the first drill bit and the second drill bit are provided with two sets.

Compared with the prior art, the beneficial effects of the utility model are that: the double-layer expanding drill bit for civil engineering pile foundation construction,

(1) the pile foundation expanding drill comprises two groups of first drill bits and two groups of second drill bits, and is characterized in that when the expanding drill bits are used for expanding in the foundation construction of the civil engineering pile, the expanding efficiency is improved and the expanding stability is better through the simultaneous expanding of the two groups of first drill bits and the two groups of second drill bits, so that the working efficiency of the pile foundation construction is improved;

(2) the connecting plate, the insert block, the jacks, the threaded holes and the bolts are arranged, when the cone block is damaged during the hole expanding operation of the hole expanding drill bit in the civil engineering pile foundation construction, the bolts can be disassembled to enable the insert block to leave the jacks on the upper side surface of the cone block, so that the cone block is convenient to take down and replace;

(3) be provided with two sets of first connecting blocks, two sets of first rubber blocks, two sets of second connecting blocks and two sets of second rubber blocks, when the awl piece moves down and extrudees two sets of first connecting blocks and two sets of second connecting blocks, play the cushioning effect through two sets of first rubber blocks and two sets of second rubber blocks, let two sets of first drill bits and two sets of second drill bit hole enlargement work be difficult to receive the influence.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the front cross-section structure of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic top view of the cone block of the present invention;

FIG. 5 is a schematic view of the front view structure of the connection plate of the present invention;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 7 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: 1. a fixed mount, 2, a hanging ring. 3. Through-hole, 4, link, 5, the pneumatic cylinder, 6, the piston rod, 7, the connecting plate, 8, the inserted block, 9, the awl piece, 10, the jack, 11, the screw hole, 12, the bolt, 13, support the base, 14, first spout, 15, first buffer stop block, 16, first spliced pole, 17, first connecting block, 18, first block rubber, 19, first drill bit, 20, the second spout, 21, the second buffer stop block, 22, the second spliced pole, 23, the second connecting block, 24, the second block rubber, 25, the second drill bit.

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.

Referring to fig. 1-7, the present invention provides a technical solution: a double-layer expanding drill bit for civil engineering pile foundation construction is disclosed, as shown in figure 1, figure 2, figure 3, figure 4, figure 5, figure 6 and figure 7, rings 2 are welded on the upper side of a fixing frame 1, a through hole 3 is arranged on the upper side of the fixing frame 1, the through hole 3 penetrates through the lower side of the fixing frame 1, a connecting frame 4 is connected on the upper side of the fixing frame 1, the connecting frame 4 is arranged on the upper outer side of the through hole 3, the connecting frame 4 is arranged between the rings 2, a hydraulic cylinder 5 is arranged on the inner side of the connecting frame 4, a piston rod 6 is arranged on the lower inner side of the hydraulic cylinder 5, the diameter of the piston rod 6 is smaller than the inner diameter of the through hole 3, so that the piston rod 6 moves up and down in the through hole 3, the piston rod 6 conveniently drives a cone block 9 to move up and down, the piston rod 6 penetrates through the through hole 3 and enters the inside of the fixing frame 1, the lower side of the piston rod 6 is provided with a connecting plate 7, and the lower side of the connecting plate 7 is fixedly connected with an inserting block 8, the shape and the shape of inserted block 8 are the same with the shape and the shape of jack 10, make inserted block 8 conveniently insert inside jack 10, it is more convenient to let to be connected between piston rod 6 and the awl piece 9 like this, cause awl piece 9 to be convenient for change when appearing damaging needs to be changed simultaneously, awl piece 9 sets up at 1 inboard of mount, and awl piece 9 sets up at connecting plate 7 downside, jack 10 and screw hole 11 have been seted up respectively to the side on awl piece 9, and awl piece 9 sets up between screw hole 11, inserted block 8 is inserted to jack 10 inside simultaneously, it has bolt 12 to run through on connecting plate 7, and bolt 12 is connected with screw hole 11.

As shown in fig. 1, 2 and 3, the supporting base 13 is disposed on the lower side of the fixing frame 1, and the supporting base 13 is provided with two first sliding grooves 14, the two supporting bases 13 are symmetrically disposed, and are connected to the fixing frame 1 via the two supporting bases 13, so that two sets of first drill bits 19 and two sets of second drill bits 25 are installed, meanwhile, the inner side of the first sliding groove 14 is fixedly connected with a first buffer limiting block 15, a first connecting column 16 penetrates through the inside of the first sliding groove 14, the first connecting column 16 is disposed between the first buffer limiting blocks 15, the inner end of the first connecting column 16 is provided with a first connecting block 17, the outer side of the first connecting block 17 is provided with a first rubber block 18, the outer end of the first connecting column 16 is provided with the first drill bits 19, the first drill bits 19 and the second drill bits 25 are provided with two sets, and the two sets of first drill bits 19 and the two sets of second drill bits 25 can simultaneously expand the diameter, let the hole enlargement efficiency when pile foundation construction improve like this, let work efficiency improve simultaneously, second spout 20 is seted up inside supporting base 13, and second spout 20 sets up in first spout 14 below, 20 medial surfaces of second spout are connected with

second buffering stopper

21, and 20 inside second spliced poles 22 that run through of second spout, second spliced pole 22 sets up between second buffering stopper 21 simultaneously, second spliced pole 22 the inner is provided with second connecting

block

23, and 23 lateral surfaces fixedly connected with second rubber block 24 of second connecting block, second spliced pole 22 outer end is provided with second drill bit 25 simultaneously.

The working principle is as follows: when the double-layer expanding drill bit for civil engineering pile foundation construction is used, the first drill bit 19 and the second drill bit 25 are pulled to enable the first connecting column 16 and the second connecting column 22 to respectively slide in the first sliding chute 14 and the second sliding chute 20, the first connecting column 16 and the second connecting column 22 are respectively limited by the first buffer limiting block 15 and the second buffer limiting block 21, so that the first connecting column 16 and the second connecting column 22 are limited, after the two groups of first drill bits 19 and the two groups of second drill bits 25 are adjusted, the expanding device is hung into a construction position by being connected with the hanging ring 2 through a crane, the device can be stably placed by the supporting function of the two groups of supporting bases 13, an external power supply is connected at the moment, the hydraulic cylinder 5 is started, the hydraulic cylinder 5 drives the piston rod 6 to move downwards, the piston rod 6 drives the cone block 9 to move downwards to start to extrude the first connecting block 17 and the second connecting block 23, and through the action of the first rubber block 18 and the second rubber block 24, the stability is better when the first connecting block 17 and the second connecting block 23 are extruded, when the first connecting column 16 and the second connecting column 22 are pushed by extrusion, the first connecting column 16 and the second connecting column 22 can respectively slide in the first chute 14 and the second chute 20, and the first buffer limiting block 15 and the second buffer limiting block 21 respectively limit the first connecting column 16 and the second connecting column 22, so that the first connecting column 16 and the second connecting column 22 have better moving stability, so that the two groups of first drill bits 19 and the two groups of second drill bits 25 can move outwards to perform expanding construction work, and simultaneously, the expanding work is simultaneously performed through the two groups of first drill bits 19 and the two groups of second drill bits 25, so that the expanding efficiency is improved, when the conical block 9 needs to be replaced, the bolt 12 is detached, so that the conical block 9 moves downwards to allow the inserting block 8 to leave the inserting hole 10, so that the conical block 9 can be easily removed and replaced, and the details not described in detail in this specification belong to the prior art known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a civil engineering pile foundation construction is with double-deck hole enlargement drill bit, includes mount (1), pneumatic cylinder (5), awl piece (9), supports base (13) and second spout (20), its characterized in that: the support base (13) is arranged on the lower side surface of the fixing frame (1), a first sliding groove (14) is formed in the support base (13), a first buffer limiting block (15) is fixedly connected to the inner side surface of the first sliding groove (14), a first connecting column (16) penetrates through the inside of the first sliding groove (14), the first connecting column (16) is arranged between the first buffer limiting blocks (15), a first connecting block (17) is arranged at the inner end of the first connecting column (16), a first rubber block (18) is arranged on the outer side surface of the first connecting block (17), a first drill bit (19) is arranged at the outer end of the first connecting column (16), a second sliding groove (20) is formed in the support base (13), the second sliding groove (20) is arranged below the first sliding groove (14), and a second buffer limiting block (21) is connected to the inner side surface of the second sliding groove (20), and the inside second spliced pole (22) that has run through of second spout (20), second spliced pole (22) set up between second buffer stop block (21) simultaneously, second spliced pole (22) the inner is provided with second connecting block (23), and second connecting block (23) lateral surface fixedly connected with second rubber block (24), and second spliced pole (22) outer end is provided with second drill bit (25) simultaneously.

2. The double-layer expanding drill bit for civil engineering pile foundation construction according to claim 1, characterized in that: the side welding has rings (2) on mount (1), and through-hole (3) have been seted up to side on mount (1), and through-hole (3) run through mount (1) downside simultaneously, the side is connected with link (4) on mount (1), and link (4) set up the outside on through-hole (3), and link (4) set up simultaneously between rings (2).

3. The double-layer expanding drill bit for civil engineering pile foundation construction according to claim 1, characterized in that: pneumatic cylinder (5) set up at link (4) medial surface, and pneumatic cylinder (5) inboard is provided with piston rod (6) down, and piston rod (6) run through-hole (3) simultaneously and enter into mount (1) inside, piston rod (6) downside is provided with connecting plate (7), and connecting plate (7) downside fixedly connected with inserted block (8), awl piece (9) set up in mount (1) inboard, and awl piece (9) set up at connecting plate (7) downside, jack (10) and screw hole (11) have been seted up respectively to the side on awl piece (9), and awl piece (9) set up between screw hole (11), and inserted block (8) are inserted to jack (10) inside simultaneously, it has bolt (12) to run through on connecting plate (7), and bolt (12) are connected with screw hole (11).

4. The double-layer expanding drill bit for civil engineering pile foundation construction according to claim 3, characterized in that: the diameter of the piston rod (6) is smaller than the inner diameter of the through hole (3).

5. The double-layer expanding drill bit for civil engineering pile foundation construction according to claim 3, characterized in that: the shape and shape of the plug block (8) are the same as those of the plug hole (10).

6. The double-layer expanding drill bit for civil engineering pile foundation construction according to claim 1, characterized in that: the two supporting bases (13) are symmetrically arranged.

7. The double-layer expanding drill bit for civil engineering pile foundation construction according to claim 1, characterized in that: the first drill bit (19) and the second drill bit (25) are provided with two groups.