CN115075248A - Pile head chiseling device for pile foundation construction - Google Patents
Pile head chiseling device for pile foundation construction Download PDFInfo
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- CN115075248A CN115075248A CN202210684619.3A CN202210684619A CN115075248A CN 115075248 A CN115075248 A CN 115075248A CN 202210684619 A CN202210684619 A CN 202210684619A CN 115075248 A CN115075248 A CN 115075248A
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- 238000010276 construction Methods 0.000 title claims abstract description 34
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 230000003028 elevating effect Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 3
- 238000000034 method Methods 0.000 abstract description 10
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 2
- 239000002245 particle Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 5
- 239000012634 fragment Substances 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D9/00—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof
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- Piles And Underground Anchors (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention relates to the technical field of pile foundation construction, in particular to a pile head chiseling device for pile foundation construction, which comprises a beam plate, wherein a fixed cylinder is arranged at the position, close to one side, of the lower surface of the beam plate, a drill bit is rotatably arranged on the lower end surface of the fixed cylinder, a plurality of guide ports are formed in the outer surface of the drill bit, a transmission shaft which is in the same direction as the extending direction of the beam plate is arranged on the outer surface of the fixed cylinder, the transmission shaft and the drill bit are driven by a driving mechanism, a plurality of broken pieces are fixedly arranged on the outer surface of the transmission shaft, a plurality of broken teeth are arranged on the outer surface of the broken pieces and are obliquely distributed, the upper surface of the beam plate is slidably connected with a sliding table through a distance adjusting mechanism, and a connecting column is fixedly connected with the upper surface of the sliding table, so that the pile head can be quickly crushed without damaging external reinforcing steel bars outside the pile head, the sustainable proceeding of the subsequent construction steps is ensured, and meanwhile, the method has better adaptability.
Description
Technical Field
The invention relates to the technical field of pile foundation construction, in particular to a pile head chiseling device for pile foundation construction.
Background
Deep foundations consisting of piles and pile caps connected to the tops of the piles, or single-pile foundations consisting of piles connected to pile foundations, referred to as pile foundations for short. If the pile body is completely buried in the soil and the bottom surface of the bearing platform is contacted with the soil body, the pile body is called a low bearing platform pile foundation; if the upper part of the pile body is exposed out of the ground and the bottom of the bearing platform is positioned above the ground, the pile body is called a high bearing platform pile foundation;
in the process of pouring the pile body concrete, because bubbles or pores in the concrete rise to the part of the pile top in the vibrating process, the pile top is floating slurry within a certain range or a slurry and mortar mixture during underwater concrete pouring, in order to ensure the concrete strength of the pile body, an upper virtual pile needs to be chiseled off, and meanwhile, the loose concrete on the top surface of the chiseled pile head exposes fresh concrete and reinforcing steel bars, so that the later-stage ground construction process is convenient to continue;
adopt the artifical mode of chisel out to carry out the breakage among the prior art, comparatively hard and inefficiency, perhaps carry out the breakage through the chisel machine, and at broken in-process, can prop bad deformation with pile head outlying reinforcing bar, cause the reinforcing bar damage problem of exposing.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a pile head chiseling device for pile foundation construction.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a pile head chiseling device for pile foundation construction comprises a beam plate, a fixed cylinder is arranged on the lower surface of the beam plate close to one side, a drill bit is rotatably arranged on the lower end surface of the fixed cylinder, a plurality of guide ports are arranged on the outer surface of the drill bit, the outer surface of the fixed cylinder is provided with a transmission shaft which has the same direction with the extending direction of the beam plate, the transmission shaft and the drill bit are driven by a driving mechanism, a plurality of crushing blocks are fixedly arranged on the outer surface of the transmission shaft, a plurality of crushing teeth are arranged on the outer surface of the crushing blocks, the crushing teeth are distributed in an inclined way, the upper surface of the beam plate is connected with a sliding table in a sliding way through a distance adjusting mechanism, the upper surface of the sliding table is fixedly connected with a connecting column, the upper end of the connecting column is fixedly connected with a rotating cylinder, the outer surface of the rotating cylinder is provided with a guide cylinder which is matched with the rotating cylinder in a spiral mode, and the upper end of the rotating cylinder is provided with a lifting mechanism which drives the rotating cylinder to move up and down.
Preferably, the driving mechanism comprises a motor fixedly mounted on the upper surface of the beam plate and a driving shaft fixedly connected to an output shaft of the motor, the driving shaft penetrates through the lower surface of the beam plate and is in running fit with the lower surface of the beam plate, the driving shaft is located on the inner side of the fixed cylinder and is located on the same shaft, the lower end of the driving shaft is fixedly connected to the upper surface of the drill bit, and the driving shaft and the transmission shaft are in transmission through a gear set.
Preferably, the gear train includes bevel gear, bevel gear is provided with two respectively, just bevel gear fixed cover respectively is established at the surface of drive shaft and the one end of transmission shaft, two bevel gear intermeshing, the tip and the fixed cylinder looks normal running fit of transmission shaft, one side fixedly connected with butt joint seat that the beam slab kept away from the fixed cylinder, the one end and the butt joint seat looks normal running fit that the fixed cylinder was kept away from to the transmission shaft.
Preferably, the inner surface of the broken fragments is provided with an inclined guide groove.
Preferably, the roll adjustment mechanism includes the slider of fixed connection at the beam slab upper surface, the spout has been seted up to the upper surface of sliding stand, the inboard at the spout is adorned to the slider slip card, the upper surface of slider is close to one side fixedly connected with connecting plate of department, the upper surface of sliding stand is close to one side fixedly connected with fixed plate of department, the side surface of fixed plate rotates and is connected with the lead screw, the lead screw runs through connecting plate and looks screw-thread fit.
Preferably, a hand wheel is fixedly mounted at one end, far away from the connecting plate, of the screw rod, a guide rod is vertically and fixedly connected to the side surface, close to the edge, of the fixing plate, and the guide rod penetrates through the connecting plate and is in sliding fit with the connecting plate.
Preferably, the inner wall of the guide cylinder is provided with a spiral groove, the outer surface of the rotating cylinder is fixedly sleeved with a spiral sheet, and the spiral sheet is clamped into the inner side of the spiral groove in a sliding manner.
Preferably, elevating system includes the telescoping cylinder, the telescoping cylinder include fixed mounting at the cylinder body portion of guide tube upper surface, with cylinder body portion sliding fit's lift portion, the upper surface of guide tube is run through in the slip of lift portion, the lower extreme activity of lift portion passes the upper surface and the fixedly connected with that rotate the section of thick bamboo and widens the post, widen the post and rotate a section of thick bamboo looks normal running fit, the upper end fixedly connected with mounting panel of cylinder body portion, the lower fixed surface of mounting panel installs a plurality of firm board, the lower extreme of firm board is connected with the surface fixed of guide tube.
Preferably, the outer surface of the widening column is fixedly sleeved with a plurality of limiting rings, a plurality of balls are movably arranged between the upper limiting ring and the lower limiting ring which are adjacent to each other, and the widening column is in running fit with the rotating cylinder through the balls.
Preferably, the upper end of the connecting column is fixedly connected with the lower surface of the rotating cylinder through a butt joint upper plate, and the lower end of the connecting column is fixedly connected with the upper surface of the sliding table through a butt joint lower plate.
Compared with the prior art, the invention has the following beneficial effects:
1. the scheme can adapt to the rapid crushing of the pile head, does not damage the outer steel bars outside the pile head while crushing, ensures the sustainable implementation of the subsequent construction steps, and has better adaptability;
2. the lifting part moves downwards relative to the cylinder body part to enable the rotating cylinder to move downwards, the rotating cylinder rotates relative to the widening column at the same time, the spiral piece moves downwards relative to the inner side of the spiral groove in a spiral mode, the drill bit and the broken pieces rotate by taking the guide cylinder as an axis and move downwards at the same time, the motor enables the driving shaft to rotate, the driving shaft rotates under the action of the bevel gear, the broken pieces rotate, the edge of the pile head is broken by the passing track of the drill bit, the pile head is broken gradually from top to bottom by the passing track of the broken pieces, and the effect of rapid breaking is achieved;
3. in the process of rotation of the drill bit, the guide opening formed in the surface can push the crushed partial particles upwards to prevent the crushed particles below from being accumulated to crush the outer steel bars, meanwhile, due to the inclined arrangement of the crushing teeth, the crushed particles are pushed towards the direction close to the guide cylinder in the process of rotation of the transmission shaft, the inner sides of the crushed particles play a role in temporarily collecting the crushed particles, and the design of the inclined guide groove is matched;
4. in this device use, need be coaxial with the guide cylinder and pile head, through rotating the hand wheel for the lead screw rotates, and then makes the slider slide along the inboard of spout, even make the beam slab be close to or keep away from the guide cylinder, adjust to the edge of drill bit contact pile head, but the messenger drill bit contactless external reinforcement when moving down can adapt to the pile head of radial variation in size in the certain limit in a flexible way and use, and adaptability is good.
Drawings
Fig. 1 is a schematic structural view of a pile head chiseling device for pile foundation construction according to the present invention;
fig. 2 is a schematic structural view of the lower end of a pile head chiseling device for pile foundation construction according to the present invention;
FIG. 3 is a schematic view of a drill of a pile head chiseling device for pile foundation construction according to the present invention;
FIG. 4 is a schematic view of a broken block of the pile head chiseling device for pile foundation construction according to the present invention;
FIG. 5 is a schematic view of a pile head chiseling device for pile foundation construction at a crushing tooth of the device of the present invention;
fig. 6 is a sectional view of a sliding table of a pile head chiseling device for pile foundation construction according to the present invention;
fig. 7 is a sectional view of a guide tube of a pile head chiseling device for pile foundation construction according to the present invention;
fig. 8 is a sectional view of a rotary cylinder of a pile head chiseling device for pile foundation construction according to the present invention;
fig. 9 is an enlarged view of a portion a of the pile head chiseling device for pile foundation construction according to the present invention;
fig. 10 is a schematic view of a pile head chiseling device for pile foundation construction in the construction of the present invention.
1. A beam plate; 2. a fixed cylinder; 3. a drive shaft; 4. a drill bit; 5. a guide port; 6. a drive shaft; 7. a bevel gear; 8. a motor; 9. breaking the fragments; 10. crushing teeth; 11. an inclined guide groove; 12. a sliding table; 13. a chute; 14. a slider; 15. a connecting plate; 16. a fixing plate; 17. a guide bar; 18. a screw rod; 19. a hand wheel; 20. a guide cylinder; 21. a rotating cylinder; 22. a helical groove; 23. a spiral sheet; 24. a lifting part; 25. widening the column; 26. a limiting ring; 27. a ball bearing; 28. a cylinder part; 29. a stabilizing plate; 30. mounting a plate; 31. connecting columns; 32. butting the upper plate; 33. butting a lower plate; 34. a docking station; 35. a ground plane; 36. outer steel bars; 37. pile head; 38. a suspension device.
Detailed Description
The following description is provided to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 1-10, a pile head chiseling device for pile foundation construction includes a beam plate 1, a fixed cylinder 2 is disposed at a position close to one side of the lower surface of the beam plate 1, a drill bit 4 is rotatably disposed on the lower end surface of the fixed cylinder 2, a plurality of guide ports 5 are disposed on the outer surface of the drill bit 4, a transmission shaft 6 is disposed on the outer surface of the fixed cylinder 2 and is in the same direction as the beam plate 1, the transmission shaft 6 and the drill bit 4 are driven by a driving mechanism, a plurality of crushing blocks 9 are fixedly mounted on the outer surface of the transmission shaft 6, a plurality of crushing teeth 10 are disposed on the outer surface of the crushing blocks 9, the crushing teeth 10 are distributed in an inclined manner, a sliding table 12 is slidably connected to the upper surface of the beam plate 1 through a distance adjusting mechanism, a connecting column 31 is fixedly connected to the upper surface of the sliding table 12, a rotating cylinder 21 is fixedly connected to the upper end of the connecting column 31, a guide cylinder 20 is disposed on the outer surface of the rotating cylinder 21 and is in a spiral fit with the guide cylinder, the upper end of the rotary drum 21 is provided with a lifting mechanism for driving the rotary drum to move up and down.
As shown in fig. 2, the driving mechanism includes a motor 8 fixedly mounted on the upper surface of the beam plate 1, and a driving shaft 3 fixedly connected to an output shaft of the motor 8, the driving shaft 3 penetrates through the lower surface of the beam plate 1 and is in rotational fit with the lower surface of the beam plate 1, the driving shaft 3 is located on the inner side of the fixed cylinder 2 and is on the same axis, the lower end of the driving shaft 3 is fixedly connected to the upper surface of the drill 4, the driving shaft 3 and the transmission shaft 6 are in transmission through a gear set, the gear set includes two bevel gears 7, the bevel gears 7 are respectively fixed and sleeved on the outer surface of the driving shaft 3 and one end of the transmission shaft 6, the two bevel gears 7 are engaged with each other, the end of the transmission shaft 6 is in rotational fit with the fixed cylinder 2, one side of the beam plate 1 away from the fixed cylinder 2 is fixedly connected with a docking seat 34, one end of the transmission shaft 6 away from the fixed cylinder 2 is in rotational fit with the docking seat 34, the docking seat 34 is used for improving the stability of the end of the transmission shaft 6, the rotation is ensured to be stable, thereby ensuring the effect of breaking the fragments 9.
As shown in fig. 4, the inner surface of the crushing block 9 is provided with an inclined guide groove 11, and after the inclined guide groove 11 is formed, the crushed particles temporarily stored inside the crushing block 9 can be pushed towards the guide cylinder 20.
As shown in fig. 6, the distance adjusting mechanism includes a slider 14 fixedly connected to the upper surface of the beam plate 1, a sliding slot 13 is formed in the upper surface of the sliding table 12, the slider 14 is slidably clamped inside the sliding slot 13, the upper surface of the slider 14 is close to a connecting plate 15 fixedly connected to one side, a fixing plate 16 is fixedly connected to one side of the upper surface of the sliding table 12, a lead screw 18 is rotatably connected to the side surface of the fixing plate 16, the lead screw 18 penetrates through the connecting plate 15 and is in threaded fit with the connecting plate, a hand wheel 19 is fixedly mounted at one end of the lead screw 18, which is far away from the connecting plate 15, the hand wheel 19 is convenient for a user to rotate the lead screw 18, a guide rod 17 is vertically and fixedly connected to the edge of the side surface of the fixing plate 16, the guide rod 17 penetrates through the connecting plate 15 and is in sliding fit with the connecting plate, the guide rod 17 can improve the stability of the connecting plate 15 in translation, i.e., improve the stability of the slider 14 sliding along the inner side of the sliding slot 13.
As shown in fig. 7, 8 and 9, the screw engagement between the guide cylinder 20 and the rotary cylinder 21 is as follows: the inner wall of the guide cylinder 20 is provided with a spiral groove 22, the outer surface of the rotating cylinder 21 is fixedly sleeved with a spiral sheet 23, and the spiral sheet 23 is clamped into the inner side of the spiral groove 22 in a sliding manner.
The lifting mechanism comprises a telescopic cylinder, the telescopic cylinder selects a hydraulic cylinder, the lifting mechanism comprises a cylinder body portion 28 fixedly mounted on the upper surface of the guide cylinder 20, a lifting portion 24 in sliding fit with the cylinder body portion 28, the lifting portion 24 penetrates through the upper surface of the guide cylinder 20 in a sliding manner, the lower end of the lifting portion 24 movably penetrates through the upper surface of the rotating cylinder 21 and is fixedly connected with a widening column 25, the widening column 25 is in rotating fit with the rotating cylinder 21, a mounting plate 30 is fixedly connected to the upper end of the cylinder body portion 28, a plurality of stabilizing plates 29 are fixedly mounted on the lower surface of the mounting plate 30, the lower end of each stabilizing plate 29 is fixedly connected with the outer surface of the guide cylinder 20, the stabilizing plates 29 increase the stability of the cylinder body portion 28, as shown in fig. 10, the mounting plate 30 is used in cooperation with a suspension device 38, and the suspension device 38 needs to select a type style with better stability when being placed on the ground.
The outer surface of the widening column 25 is fixedly sleeved with a plurality of limiting rings 26, a plurality of balls 27 are movably arranged between the upper limiting ring 26 and the lower limiting ring 26, and the widening column 25 is in running fit with the rotating cylinder 21 through the balls 27, so that the problem of abrasion between the widening column 25 and the rotating cylinder 21 can be solved.
The upper end of the connecting column 31 is fixedly connected with the lower surface of the rotating cylinder 21 through an abutting upper plate 32, and the lower end of the connecting column 31 is fixedly connected with the upper surface of the sliding table 12 through an abutting lower plate 33, so that the stability of the connecting column 31 during installation is improved.
As shown in fig. 10, in the process of pouring the pile foundation, the pile head 37 is partially higher than the ground plane 35, and the outer reinforcement 36 is provided at the periphery of the pile head 37, during the construction, the guide cylinder 20 and the pile head 37 are coaxial, the lead screw 18 is rotated by rotating the hand wheel 19, and the slider 14 is further slid along the inner side of the chute 13, i.e. the beam slab 1 is moved close to or away from the guide cylinder 20, and is adjusted until the drill 4 contacts the edge of the pile head 37, but the drill 4 is not contacted with the outer reinforcement 36 when moving down, so that the pile head 37 with different radial sizes in a certain range can be flexibly adapted to use, the adaptability is good, the lifting part 24 moves down relative to the cylinder part 28, so that the rotary cylinder 21 moves down, the rotary cylinder 21 simultaneously rotates relative to the widened column 25, the helical blade 23 spirally moves down relative to the inner side of the helical groove 22, so that the drill 4 and the broken fragments 9 rotate around the guide cylinder 20 as the axis and move down simultaneously, the motor 8 enables the driving shaft 3 to rotate, the transmission shaft 6 is enabled to rotate under the action of the bevel gear 7, namely the broken blocks 9 rotate, the track passed by the drill 4 breaks the edge of the pile head 37, the track passed by the broken blocks 9 gradually breaks the pile head 37 from top to bottom, and the effect of rapid breaking is achieved; and the rotatory in-process of drill bit 4, the guide opening 5 that the surface was seted up can push broken partial granule upwards, prevent that the crushed aggregates of below from piling up and crowded bad outer reinforcing bar 36, simultaneously because the slope of broken tooth 10 arranges, push the crushed aggregates towards the direction that is close to guide tube 20 in transmission shaft 6 pivoted in-process, and the inboard of broken piece 9 plays the effect of temporary income crushed aggregates, the design of this oblique guide slot 11 of deuterogamying, when broken piece 9 rotates, because the inclined plane of oblique guide slot 11, also can guide the crushed aggregates to move towards the direction of guide tube 20, therefore, can prevent effectively that crushed aggregates from propping to around, and then avoid propping bad outer reinforcing bar 36, therefore the device can play quick broken function, avoid damaging the structure of outer reinforcing bar 36 simultaneously.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a pile head chisels out device for pile foundation construction, includes beam slab (1), its characterized in that: the lower surface of the beam plate (1) is provided with a fixed cylinder (2) close to one side, the lower end face of the fixed cylinder (2) is rotatably provided with a drill bit (4), the outer surface of the drill bit (4) is provided with a plurality of guide ports (5), the outer surface of the fixed cylinder (2) is provided with a transmission shaft (6) which is in the same direction as the extending direction of the beam plate (1), the transmission shaft (6) and the drill bit (4) are driven by a driving mechanism, the outer surface of the transmission shaft (6) is fixedly provided with a plurality of crushing blocks (9), the outer surface of the crushing blocks (9) is provided with a plurality of crushing teeth (10), the crushing teeth (10) are obliquely distributed, the upper surface of the beam plate (1) is slidably connected with a sliding table (12) through a distance adjusting mechanism, the upper surface of the sliding table (12) is fixedly connected with a connecting column (31), the upper end of the connecting column (31) is fixedly connected with a rotating cylinder (21), the outer surface of the rotating cylinder (21) is provided with a guide cylinder (20) which is matched with the rotating cylinder in a spiral mode, and the upper end of the rotating cylinder (21) is provided with a lifting mechanism which drives the rotating cylinder to move up and down.
2. The pile head chiseling device for pile foundation construction according to claim 1, wherein: the driving mechanism comprises a motor (8) fixedly mounted on the upper surface of the beam plate (1) and a driving shaft (3) fixedly connected to an output shaft of the motor (8), the driving shaft (3) penetrates through the lower surface of the beam plate (1) and is in running fit with the lower surface of the beam plate, the driving shaft (3) is located on the inner side of the fixed cylinder (2) and is located on the same shaft, the lower end of the driving shaft (3) is fixedly connected to the upper surface of the drill bit (4), and the driving shaft (3) and the transmission shaft (6) are in transmission through a gear set.
3. The pile head chiseling device for pile foundation construction according to claim 2, wherein: the gear train includes bevel gear (7), bevel gear (7) are provided with two respectively, just bevel gear (7) are fixed the cover respectively and are established the surface of drive shaft (3) and the one end of transmission shaft (6), two bevel gear (7) intermeshing, the tip and the solid fixed cylinder (2) looks normal running fit of transmission shaft (6), one side fixedly connected with butt joint seat (34) of solid fixed cylinder (2) are kept away from in roof beam board (1), the one end and the butt joint seat (34) looks normal running fit of solid fixed cylinder (2) are kept away from in transmission shaft (6).
4. The pile head chiseling device for pile foundation construction according to claim 1, wherein: the inner surface of the broken block (9) is provided with an inclined guide groove (11).
5. The pile head chiseling device for pile foundation construction according to claim 1, wherein: the distance adjusting mechanism comprises a sliding block (14) fixedly connected to the upper surface of a beam plate (1), a sliding groove (13) is formed in the upper surface of a sliding table (12), the sliding block (14) is clamped on the inner side of the sliding groove (13) in a sliding mode, a connecting plate (15) is fixedly connected to the position, close to one side, of the upper surface of the sliding block (14), a fixing plate (16) is fixedly connected to the position, close to one side, of the upper surface of the sliding table (12), a lead screw (18) is rotatably connected to the side surface of the fixing plate (16), and the lead screw (18) penetrates through the connecting plate (15) and is in threaded fit with the connecting plate.
6. The pile head chiseling device for pile foundation construction according to claim 5, wherein: one end, far away from the connecting plate (15), of the screw rod (18) is fixedly provided with a hand wheel (19), the side surface of the fixing plate (16) is close to the edge and is vertically and fixedly connected with a guide rod (17), and the guide rod (17) penetrates through the connecting plate (15) and is in sliding fit with the connecting plate.
7. The pile head chiseling device for pile foundation construction according to claim 1, wherein: seted up on the inner wall of guide cylinder (20) helicla flute (22), the outer fixed surface that rotates a section of thick bamboo (21) overlaps and is equipped with flight (23), flight (23) slide card income helicla flute (22) inboard.
8. The pile head chiseling device for pile foundation construction according to claim 1, wherein: elevating system includes the telescoping cylinder, the telescoping cylinder includes fixed mounting at cylinder body portion (28) of guide cylinder (20) upper surface, with cylinder body portion (28) sliding fit's lift portion (24), lift portion (24) slide and run through the upper surface of guide cylinder (20), the lower extreme activity of lift portion (24) is passed the upper surface and the fixedly connected with that rotate a section of thick bamboo (21) and is widened post (25), widen post (25) and rotate a section of thick bamboo (21) looks normal running fit, the upper end fixedly connected with mounting panel (30) of cylinder body portion (28), the lower fixed surface of mounting panel (30) installs a plurality of firm board (29), the lower extreme of firm board (29) and the outer fixed surface connection of guide cylinder (20).
9. The pile head chiseling device for pile foundation construction according to claim 8, wherein: the outer surface of the widening column (25) is fixedly sleeved with a plurality of limiting rings (26), a plurality of balls (27) are movably arranged between the limiting rings (26) which are vertically adjacent, and the widening column (25) is in running fit with the rotating cylinder (21) through the balls (27).
10. The pile head chiseling device for pile foundation construction according to claim 1, wherein: the upper end of the connecting column (31) is fixedly connected with the lower surface of the rotating cylinder (21) through an abutting upper plate (32), and the lower end of the connecting column (31) is fixedly connected with the upper surface of the sliding table (12) through an abutting lower plate (33).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210684619.3A CN115075248B (en) | 2022-06-16 | 2022-06-16 | Pile head chiseling device for pile foundation construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210684619.3A CN115075248B (en) | 2022-06-16 | 2022-06-16 | Pile head chiseling device for pile foundation construction |
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| CN115075248A true CN115075248A (en) | 2022-09-20 |
| CN115075248B CN115075248B (en) | 2024-06-04 |
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| CN114215061A (en) * | 2021-12-29 | 2022-03-22 | 中铁二局集团有限公司 | Pile head breaking device and pile breaking construction method |
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