CN112576210A - Clear hole device of drilling bored concrete pile - Google Patents
Clear hole device of drilling bored concrete pile Download PDFInfo
- Publication number
- CN112576210A CN112576210A CN202011473699.5A CN202011473699A CN112576210A CN 112576210 A CN112576210 A CN 112576210A CN 202011473699 A CN202011473699 A CN 202011473699A CN 112576210 A CN112576210 A CN 112576210A
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- Prior art keywords
- slurry
- pipe
- sand pump
- wall
- pile body
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
- B02C18/10—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/08—Removing obstacles
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices, or the like
- E21B33/138—Plastering the borehole wall; Injecting into the formation
Abstract
The invention discloses a hole cleaning device for a cast-in-situ bored pile, which comprises a sand pump movably arranged in a pile body, wherein the top of the sand pump is communicated with a slag discharge pipe, the bottom of the sand pump is communicated with a cleaning frame, a supporting wheel is arranged on the inner wall of the pile body in a sliding manner, the outer side of the sand pump is fixedly connected with a plurality of connecting rings distributed in an annular array manner, the connecting rings are fixedly sleeved with connecting pipes, the connecting pipes are communicated with a slurry spraying mechanism, and the connecting pipes are also communicated with slurry supplementing pipes. According to the invention, the supporting wheels are arranged and slide along the inner wall of the pile body, so that the effect of supporting the sand pump is achieved, the sand pump is kept stable, the slurry is sprayed on the inner wall of the pile body through the slurry spraying pipe in the slurry spraying mechanism through the slurry spraying mechanism, and is leveled and strengthened through the scraper plate, so that the slurry supplementing effect is enhanced, the slurry is prevented from falling and being wasted, the driving assembly in the cleaning frame drives the drill bit and the crushing knife to rotate, the drill bit crushes the large-volume impurities from the vertical direction, and the crushing knife crushes the large-volume impurities from the horizontal direction.
Description
Technical Field
The invention belongs to the technical field of hole cleaning of cast-in-situ bored piles, and particularly relates to a hole cleaning device for a cast-in-situ bored pile.
Background
The cast-in-situ bored pile is a pile formed by forming a pile hole in foundation soil through mechanical drilling, steel pipe soil extrusion or manual excavation on an engineering site, placing a reinforcement cage and pouring concrete in the pile hole, and can be classified into a immersed tube cast-in-situ pile, a cast-in-situ bored pile and the like according to different hole forming methods.
The prior art has the following problems: when carrying out the hole cleaning operation to drilling bored concrete pile, can carry out the slagging-off through the grit pump, nevertheless the grit pump does not contact with pile body inner wall to lead to the grit pump to rock, unstable, be not convenient for carry out the operation of slagging-off, the inner wall of pile body is loose, can not fully scribble the thick liquid when mending the thick liquid, causes to mend the thick liquid incompletely, has also wasted a large amount of thick liquids.
Disclosure of Invention
The invention aims to provide a hole cleaning device which can support and move a sand pump and fully and completely supplement slurry, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a clear hole device of drilling bored concrete pile, sand and stone pump in the pile body including the activity, the top intercommunication of sand and stone pump has the slag pipe, the bottom intercommunication of sand and stone pump has the clearance frame, the outside rigid coupling of sand and stone pump has the supporting seat that a plurality of ring array distribute, all rotate in every supporting seat and be provided with the supporting wheel, the supporting wheel slides and sets up the inner wall at the pile body, the outside of sand and stone pump is still the rigid coupling has a plurality of go-between that are ring array and distribute, it has the connecting pipe to cup joint the rigid coupling in the go-between, the intercommunication has whitewashing mechanism on the connecting pipe, still the intercommunication has the benefit.
The guniting mechanism comprises a plurality of guniting pipes which correspond to the supporting wheels one to one, and the guniting pipes are used for coating the inner wall of the pile body with guniting.
And a scraper positioned above the guniting pipe is arranged on the outer side of the sand pump and used for uniformly coating the grout on the inner wall of the pile body.
The clearance frame includes from last to lower protective housing and the connecting box of rigid coupling in proper order in the grit pump bottom, is provided with drive assembly in the protective housing, is provided with broken subassembly in the connecting box, broken subassembly includes a plurality of connecting rods of vertical activity at the connecting box top, and the bottom level rigid coupling of connecting rod has some crushing sword, and the bottom rigid coupling of crushing sword has the drill bit.
The drive assembly comprises a plurality of bearing seats fixedly connected in a protective box, a horizontal drive shaft is movably sleeved on each bearing seat, a plurality of second bevel gears correspondingly connected with the connecting rods are arranged in the protective box, a plurality of first bevel gears correspondingly engaged with the second bevel gears are fixedly sleeved on the outer side of the drive shaft, a motor is further fixedly connected in the protective box, a drive gear is connected to an output shaft of the motor, and a transmission gear ring engaged with the drive gear is fixedly sleeved on the outer side of the drive shaft.
The protective box and the connecting box are internally provided with a slag suction pipe communicated with the sand pump in a penetrating manner, wherein the driving assembly and the crushing assembly are both positioned on the outer side of the slag suction pipe.
In a preferred embodiment, the guniting mechanism includes a guniting pipe with a nozzle facing the support wheel.
In a preferred embodiment, the outer side wall of the scraper is fixedly connected with a plurality of slurry separating points corresponding to the supporting wheels, the two sides of each slurry separating point are obliquely provided with guide plates, the guide plates are used for separating slurry to the two sides of each slurry separating point, the outer side wall of the scraper is also fixedly connected with a slurry supplementing plate located above the slurry separating points, the slurry supplementing plate is obliquely arranged, and slurry supplementing gaps exist between the slurry supplementing plate and the inner wall of the pile body.
In a preferred embodiment, the supporting wheel is provided with a plurality of annular connecting grooves on the outer side, and the centers of circles of the connecting grooves are collinear with the center of circle of the supporting wheel.
In a preferred embodiment, a spout of a guniting pipe contained in the guniting mechanism faces the inner wall of the pile body, an arc-shaped nozzle is installed at the spout of the guniting pipe, and the combination of a plurality of arc-shaped nozzles is circular.
In a preferred embodiment, the outer side of the scraper is provided with an annular scraper groove, and the inner wall of the scraper groove is obliquely arranged and extends to the bottom of the scraper.
In a preferred embodiment, a spring is fixed to the side of the support base adjacent to the sand pump.
In a preferred embodiment, a slag suction frame is fixedly connected to the connecting box, and the diameter of the bottom end of the slag suction frame is smaller than that of the top end of the slag suction frame.
In a preferred embodiment, the outer side of the slag suction pipe is communicated with an auxiliary slag suction pipe, and the auxiliary slag suction pipe penetrates through the protective box and the connecting box and is communicated with the sand pump.
In a preferred embodiment, the crushing blades include a movable shaft and a plurality of blades mounted on the movable shaft, and the blades between the plurality of crushing blades are staggered.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the supporting wheels slide along the inner wall of the pile body, so that the effect of supporting the sand pump is achieved, the sand pump is kept stable, the slurry is sprayed on the inner wall of the pile body through the slurry spraying pipe in the slurry spraying mechanism through the slurry spraying mechanism, and the slurry is leveled and reinforced through the scraper, so that the slurry supplementing effect is enhanced, and the slurry is prevented from falling and being wasted;
according to the invention, the cleaning frame is arranged, the driving assembly in the cleaning frame drives the drill bit and the crushing cutter to rotate, the drill bit is used for crushing large-volume impurities from the vertical direction, and the crushing cutter is used for crushing the large-volume impurities from the horizontal direction, so that the effect of facilitating slag removal is achieved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of example 1 of the present invention;
FIG. 2 is a top view of the configuration of the gravel pump of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the scraper and sand pump of FIG. 1 according to the present invention;
FIG. 4 is a cross-sectional view of the cleaning frame of FIG. 1 according to the present invention;
FIG. 5 is a schematic view of the top of the protective enclosure of FIG. 4 according to the present invention;
FIG. 6 is a schematic view of the bottom of the slag suction frame of FIG. 4 according to the present invention;
FIG. 7 is a schematic structural view of example 2 of the present invention;
FIG. 8 is a top view of the configuration of the gravel pump of FIG. 7 according to the present invention;
FIG. 9 is a schematic view of the construction of the squeegee of FIG. 7 of the present invention;
in the figure: 1. a sand pump; 2. a pulp supplementing pipe; 3. a support wheel; 4. cleaning the frame; 5. a guniting pipe; 6. a connecting pipe; 7. a slag pipe; 8. a spring; 9. a connecting ring; 10. connecting grooves; 11. a supporting seat; 12. a drive assembly; 13. a protective box; 14. a slag suction frame; 15. a connecting box; 16. a drill bit; 17. a crushing knife; 18. a bearing seat; 19. a transmission gear ring; 20. a driving gear; 21. a motor; 22. a slag suction pipe; 23. a drive shaft; 24. a first bevel gear; 25. a second bevel gear; 26. a connecting rod; 27. an auxiliary slag suction pipe; 28. a squeegee; 29. a pile body; 30. a baffle; 31. a pulp supplementing plate; 32. separating pulp tips; 33. an arc-shaped spray head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a clear hole device of drilling bored concrete pile, sand pump 1 including the activity in pile body 29, sand pump 1's top intercommunication has slag discharging pipe 7, sand pump 1's bottom intercommunication has clearance frame 4, sand pump 1's outside rigid coupling has a plurality of annular array distribution's supporting seat 11, all rotate in every supporting seat 11 and be provided with supporting wheel 3, supporting wheel 3 slides and sets up the inner wall at pile body 29, sand pump 1's the outside still rigid coupling has a plurality of go-between 9 that are annular array distribution, the rigid coupling has connecting pipe 6 in the go-between 9 cup joints, the intercommunication has whitewashing mechanism on connecting pipe 6, still the intercommunication has grout pipe 2 on connecting pipe 6.
The guniting mechanism comprises a plurality of guniting pipes 5 which correspond to the supporting wheels 3 one by one, and the guniting pipes 5 are used for coating the inner wall of the pile body 29 with guniting.
The outside of the sand pump 1 is provided with a scraper 28 above the guniting pipe 5, and the scraper 28 is used for evenly coating the slurry on the inner wall of the pile 29.
The driving assembly 12 comprises a plurality of bearing seats 18 fixedly connected in the protective box 13, a horizontal driving shaft 23 is movably sleeved on each bearing seat 18, a plurality of second bevel gears 25 correspondingly connected with connecting rods 26 are arranged in the protective box 13, a plurality of first bevel gears 24 correspondingly meshed with the second bevel gears 25 are fixedly sleeved on the outer sides of the driving shafts 23, a motor 21 is further fixedly connected in the protective box 13, a driving gear 20 is connected to an output shaft of the motor 21, and a transmission gear ring 19 meshed with the driving gear 20 is fixedly sleeved on the outer side of each driving shaft 23.
A slag suction pipe 22 communicated with the sand pump 1 is arranged in the protective box 13 and the connecting box 15 in a penetrating way, wherein the driving component 12 and the crushing component are both positioned outside the slag suction pipe 22.
Specifically, a nozzle of a guniting pipe 5 contained in the guniting mechanism faces the supporting wheel 3; whitewashing pipe 5 spouts thick liquid to supporting wheel 3 on, and supporting wheel 3 rotates and to make the thick liquid scribble the inner wall at pile body 29, is convenient for scribble, and supporting wheel 3 can extrude the thick liquid for can stably attach to the inner wall at pile body 29 after the thick liquid is paintd, avoid the thick liquid to drop and extravagant.
Specifically, the outer side wall of the scraper 28 is fixedly connected with a plurality of slurry separating points 32 corresponding to the supporting wheels 3, guide plates 30 are obliquely arranged on two sides of each slurry separating point 32, the guide plates 30 are used for separating slurry to two sides of each slurry separating point 32, a slurry supplementing plate 31 positioned above each slurry separating point 32 is further fixedly connected to the outer side wall of the scraper 28, the slurry supplementing plate 31 is obliquely arranged, and a slurry supplementing gap exists between the slurry supplementing plate 31 and the inner wall of the pile body 29; the supporting wheels 3 smear the grout into a plurality of vertical grout lines, the grout distributing tips 32 on the scraper 28 contact the grout lines, the grout can be separated, the grout is guided to two sides through the guide plates 30, and then the grout is leveled to the inner wall of the pile body 29 through the inclined grout supplementing plates 31, so that the effect of uniformly smearing the grout is achieved.
Specifically, a plurality of annular connecting grooves 10 are formed in the outer side of the supporting wheel 3, and the circle centers of the connecting grooves 10 are collinear with the circle center of the supporting wheel 3; the slurry can be stored in the connecting groove 10, so that the supporting wheel 3 can be coated with more slurry, and the effect of facilitating slurry supplement is achieved.
Specifically, one side of the supporting seat 11 close to the sand pump 1 is fixedly connected with a spring 8; uneven surfaces exist on the inner wall of the pile body 29, so that the supporting wheel 3 vibrates, and the spring 8 can buffer the vibration, thereby achieving the effect of protecting the sand pump 1.
Specifically, the connecting box 15 is fixedly connected with a slag suction frame 14, and the diameter of the bottom end of the slag suction frame 14 is smaller than that of the top end of the slag suction frame 14; when the connecting box 15 moves downwards, the slag sucking frame 14 can suck impurities without falling, so that the crushing knife 17 and the drill bit 16 can fully crush broken stones, and the effect of facilitating crushing is achieved.
Specifically, the outer side of the slag suction pipe 22 is communicated with an auxiliary slag suction pipe 27, and the auxiliary slag suction pipe 27 penetrates through the protective box 13 and the connecting box 15 and is communicated with the sand pump 1; the auxiliary slag suction pipe 27 increases the slag suction area of the slag suction pipe 22, and achieves the effect of facilitating slag removal.
Specifically, the crushing knives 17 comprise a movable shaft and a plurality of blades mounted on the movable shaft, and the blades among the crushing knives 17 are arranged in a staggered manner; so that the action area of the crushing knife 17 is increased and the effect of full crushing is achieved.
Working principle and implementation of example 1: the sand pump 1 is conveyed into the pile body 29, the motor 21 is started, the output shaft of the motor 21 rotates to drive the driving gear 20 to rotate, the driving shaft 23 is driven to rotate through the transmission gear ring 19, the driving shaft 23 rotates to drive the first bevel gears 24 to rotate, each second bevel gear 25 rotates, the second bevel gear 25 transmits kinetic energy to the connecting rod 26, the drill bit 16 and the crushing cutter 17 further rotate to achieve the effect of convenient driving, the driving assembly is arranged in the protective box 13 to achieve the protective effect, the slurry is conveyed into the slurry filling pipe 2, the slurry spraying pipe 5 sprays the slurry onto the supporting wheel 3, the supporting wheel 3 rotates to enable the slurry to be coated on the inner wall of the pile body 29 and to be coated conveniently, the supporting wheel 3 can extrude the slurry, the slurry can be stably attached to the inner wall of the pile body 29 after being coated, the slurry is prevented from falling and being wasted, the slurry is coated into a plurality of vertical slurry lines by the supporting wheels 3, the slurry separating tip 32 on the scraper 28 contacts the slurry line, so that the slurry is separated and guided to two sides by the guide plate 30, and then the slurry is leveled to the inner wall of the pile body 29 by the inclined slurry supplementing plate 31, so that the effect of uniformly coating the slurry is achieved.
Example 2
Referring to fig. 7-9, the difference from embodiment 1 is:
specifically, a nozzle of the guniting pipe 5 contained in the guniting mechanism faces the inner wall of the pile body 29, an arc-shaped nozzle 33 is installed at the nozzle of the guniting pipe 5, and the arc-shaped nozzles 33 are combined into a circle; the slurry is sprayed to the inner wall of the pile body 29 through the arc-shaped spray nozzle 33 by the slurry spraying pipe 5, so that the slurry can be uniformly distributed on the inner wall of the pile body 29, and the effect of facilitating spraying is achieved.
Specifically, an annular scraping groove is formed in the outer side of the scraping plate 28, and the inner wall of the scraping groove is obliquely arranged and extends to the bottom of the scraping plate 28; when the scraper 28 moves downwards, the excess slurry is scraped through the scraping groove, and the slurry adhered to the inner wall of the pile body 29 can be more stably adhered, so that the effect of facilitating slurry supplement is achieved.
Working principle and working mode of embodiment 2: the sand pump 1 is conveyed into the pile body 29, the motor 21 is started, the output shaft of the motor 21 rotates to drive the driving gear 20 to rotate, thereby driving the driving shaft 23 to rotate through the transmission gear ring 19, the driving shaft 23 rotates to drive the plurality of first bevel gears 24 to rotate, so that each second bevel gear 25 rotates, the second bevel gear 25 transmits kinetic energy to the connecting rod 26, thereby enabling the drill bit 16 and the crushing cutter 17 to rotate to achieve the effect of convenient driving, the driving component is arranged in the protective box 13 to achieve the protective effect, the slurry is conveyed into the slurry supplementing pipe 2, the slurry spraying pipe 5 sprays slurry to the inner wall of the pile body 29 through the arc-shaped spray head 33, so that the slurry can be uniformly distributed on the inner wall of the pile body 29, when the scraper 28 moves downwards, the redundant slurry is scraped through the scraping groove, and the slurry adhered to the inner wall of the pile body 29 can be more stably adhered, so that the effect of facilitating slurry supplement is achieved.
The working principle of the invention is as follows: through setting up a plurality of supporting wheels 3, the supporting wheel 3 slides along the inner wall of pile body 29, reach the effect of supporting sand pump 1, make sand pump 1 remain stable, through setting up whitewashing mechanism, whitewashing pipe 2 transmits outside thick liquid to whitewashing pipe 5, whitewashing pipe 5 is with the inner wall of thick liquid spraying at pile body 29, and use scraper blade 28 to trowel and strengthen, mend the thick liquid effect, avoid the thick liquid to drop and extravagant, through setting up clearance frame 4, drive assembly drive drill bit 16 in the clearance frame 4 rotates with crushing sword 17, drill bit 16 carries out the breakage to bulky impurity from vertical direction, crushing sword 17 smashes bulky impurity from the horizontal direction, reach the effect of the slagging-off of being convenient for.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a clear hole device of bored concrete pile, includes sand and stone pump (1) of activity in pile body (29), its characterized in that: the top of the sand pump (1) is communicated with a slag discharging pipe (7), the bottom of the sand pump (1) is communicated with a cleaning frame (4), the outer side of the sand pump (1) is fixedly connected with a plurality of supporting seats (11) distributed in an annular array, a supporting wheel (3) is rotatably arranged in each supporting seat (11), the supporting wheel (3) is slidably arranged on the inner wall of a pile body (29), the outer side of the sand pump (1) is also fixedly connected with a plurality of connecting rings (9) distributed in an annular array, a connecting pipe (6) is fixedly connected in the connecting rings (9), the connecting pipe (6) is communicated with a slurry spraying mechanism, and the connecting pipe (6) is also communicated with a slurry supplementing pipe (2);
the guniting mechanism comprises a plurality of guniting pipes (5) which correspond to the supporting wheels (3) one by one, and the guniting pipes (5) are used for coating the inner wall of the pile body (29);
a scraper (28) positioned above the guniting pipe (5) is arranged on the outer side of the sand pump (1), and the scraper (28) is used for uniformly coating slurry on the inner wall of the pile body (29);
the cleaning frame (4) comprises a protective box (13) and a connecting box (15) which are fixedly connected to the bottom of the sand pump (1) from top to bottom in sequence, a driving assembly (12) is arranged in the protective box (13), a crushing assembly is arranged in the connecting box (15), the crushing assembly comprises a plurality of connecting rods (26) which are vertically and movably arranged at the top of the connecting box (15), the bottom ends of the connecting rods (26) are horizontally and fixedly connected with crushing cutters (17), and the bottom ends of the crushing cutters (17) are fixedly connected with drill bits (16);
the driving assembly (12) comprises a plurality of bearing seats (18) fixedly connected in a protective box (13), a horizontal driving shaft (23) is movably sleeved on each bearing seat (18), a plurality of second bevel gears (25) correspondingly connected with connecting rods (26) are arranged in the protective box (13), a plurality of first bevel gears (24) correspondingly meshed with the second bevel gears (25) are fixedly sleeved on the outer sides of the driving shafts (23), a motor (21) is further fixedly connected in the protective box (13), an output shaft of the motor (21) is connected with a driving gear (20), and a transmission gear ring (19) meshed with the driving gear (20) is fixedly sleeved on the outer side of each driving shaft (23);
a slag suction pipe (22) communicated with the sand pump (1) is arranged in the protective box (13) and the connecting box (15) in a penetrating way, wherein the driving component (12) and the crushing component are both positioned on the outer side of the slag suction pipe (22).
2. The cast-in-situ bored pile hole cleaning device according to claim 1, wherein: the guniting mechanism is internally provided with a nozzle of a guniting pipe (5) which faces the supporting wheel (3).
3. The cast-in-situ bored pile hole cleaning device according to claim 2, wherein: the lateral wall rigid coupling of scraper blade (28) has a plurality of branch thick liquid points (32) that correspond with supporting wheel (3), the both sides of branch thick liquid point (32) all incline and are provided with guide plate (30), guide plate (30) are used for dividing the thick liquid to the both sides of branch thick liquid point (32), the lateral wall of scraper blade (28) still rigid coupling has benefit thick liquid board (31) that are located branch thick liquid point (32) top, benefit thick liquid board (31) set up for the slope, it has the benefit thick liquid clearance to mend the inner wall of thick liquid board (31) and pile body (29).
4. The cast-in-situ bored pile hole cleaning device according to claim 2, wherein: a plurality of annular connecting grooves (10) are formed in the outer side of the supporting wheel (3), and the circle centers of the connecting grooves (10) are collinear with the circle center of the supporting wheel (3).
5. The cast-in-situ bored pile hole cleaning device according to claim 1, wherein: the spout of the guniting pipe (5) contained in the guniting mechanism faces the inner wall of the pile body (29), the spout of the guniting pipe (5) is provided with an arc-shaped nozzle (33), and the arc-shaped nozzles (33) are combined into a circle.
6. The cast-in-situ bored pile hole cleaning device according to claim 5, wherein: the outer side of the scraper (28) is provided with an annular scraping groove, and the inner wall of the scraping groove is obliquely arranged and extends to the bottom of the scraper (28).
7. The cast-in-situ bored pile hole cleaning device according to claim 1, wherein: one side of the supporting seat (11) close to the sandstone pump (1) is fixedly connected with a spring (8).
8. The cast-in-situ bored pile hole cleaning device according to claim 1, wherein: the connecting box (15) is fixedly connected with a slag absorbing frame (14), and the diameter of the bottom end of the slag absorbing frame (14) is smaller than that of the top end of the slag absorbing frame (14).
9. The cast-in-situ bored pile hole cleaning device according to claim 1, wherein: the outer side of the slag suction pipe (22) is communicated with an auxiliary slag suction pipe (27), and the auxiliary slag suction pipe (27) penetrates through the protective box (13) and the connecting box (15) and is communicated with the sand pump (1).
10. The cast-in-situ bored pile hole cleaning device according to claim 1, wherein: the crushing knives (17) comprise movable shafts and a plurality of blades arranged on the movable shafts, and the blades among the crushing knives (17) are arranged in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202011473699.5A CN112576210B (en) | 2020-12-15 | 2020-12-15 | Clear hole device of drilling bored concrete pile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011473699.5A CN112576210B (en) | 2020-12-15 | 2020-12-15 | Clear hole device of drilling bored concrete pile |
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| CN112576210A true CN112576210A (en) | 2021-03-30 |
| CN112576210B CN112576210B (en) | 2022-11-04 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338287A (en) * | 2021-05-08 | 2021-09-03 | 浙江中正岩土技术有限公司 | Pile hole slag removal device for cast-in-situ bored pile |
| CN113833422A (en) * | 2021-09-24 | 2021-12-24 | 黄裔荣 | Clear hole device of drilling pile is dug soon in building engineering |
| CN115012416A (en) * | 2022-07-18 | 2022-09-06 | 唐山中地地质工程有限公司 | Clear hole device of drilling bored concrete pile |
| CN117488806A (en) * | 2024-01-02 | 2024-02-02 | 山东省路桥集团有限公司 | Hole cleaning device for bored pile and construction method thereof |
| CN117569760A (en) * | 2024-01-15 | 2024-02-20 | 西安石油大学 | Bored pile device for bridge engineering |
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| CN113338287A (en) * | 2021-05-08 | 2021-09-03 | 浙江中正岩土技术有限公司 | Pile hole slag removal device for cast-in-situ bored pile |
| CN113338287B (en) * | 2021-05-08 | 2022-05-13 | 浙江中正岩土技术有限公司 | Pile hole slag removal device for cast-in-situ bored pile |
| CN113833422A (en) * | 2021-09-24 | 2021-12-24 | 黄裔荣 | Clear hole device of drilling pile is dug soon in building engineering |
| CN115012416A (en) * | 2022-07-18 | 2022-09-06 | 唐山中地地质工程有限公司 | Clear hole device of drilling bored concrete pile |
| CN117488806A (en) * | 2024-01-02 | 2024-02-02 | 山东省路桥集团有限公司 | Hole cleaning device for bored pile and construction method thereof |
| CN117488806B (en) * | 2024-01-02 | 2024-04-02 | 山东省路桥集团有限公司 | Hole cleaning device for bored pile and construction method thereof |
| CN117569760A (en) * | 2024-01-15 | 2024-02-20 | 西安石油大学 | Bored pile device for bridge engineering |
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