CN109138852A - Assembly power perforating piling machine and its construction method - Google Patents
Assembly power perforating piling machine and its construction method Download PDFInfo
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- CN109138852A CN109138852A CN201811173945.8A CN201811173945A CN109138852A CN 109138852 A CN109138852 A CN 109138852A CN 201811173945 A CN201811173945 A CN 201811173945A CN 109138852 A CN109138852 A CN 109138852A
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- drilling rod
- power head
- drilling
- power
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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
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
-
- 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
- E21B7/00—Special methods or apparatus for drilling
Abstract
The invention discloses a kind of assembly power perforating piling machine and its construction methods, including with flowering structure and construction procedure: the first drilling rod being aligned under predetermined hole location and is drilled into predetermined altitude, and make to be located at ground or more with the first power head junction at the top of first drilling rod, dismantle the connection at the top of the first drilling rod with the first power head；Second drilling rod the first drilling rod of alignment is made two drilling rod coaxial lines and connect the bottom end of the second drilling rod with the top of the first drilling rod by translation chassis；With brill stake holes under the second power head to predetermined depth；Promoting the second power head makes the second drilling rod and the first drilling rod junctions be located at ground or more, dismantles the bottom end of the second drilling rod and the connection on the first drilling rod top；The second power head and the second drilling rod are removed in translation chassis, and the first power head is aligned with the first drilling rod top and connects the two.For every bench drill machine in same building site in addition to boring first hole, all boring procedures, which are not required to climb up, climbs down connection and disassembly, only need to be in terrestrial operation.
Description
Technical field
It is especially a kind of assembly power perforating piling machine and its construction method the present invention relates to piling Technology field.
Background technique
Increasing and developing with skyscraper and super high-rise building, prefabricated embedded pile applies after being drilled using perforating piling machine
Work method is applied more and more widely.
But the perforating piling machine and its construction method of the prior art fail always to obtain properly there are still following technical problem
Solve: as building is higher and higher, hole the more is bored the more deep, and drilling rod requires increasingly to grow, and the mainmast height of drilling machine is higher, bores
The security risk of machine unstability is bigger, so mainmast height general control is high in certain safety at present in order to ensure safety
As being no more than 50 meters in degree, and practical application middle mast height is generally in 20 meters, and every section run of steel is generally 9-12 meters, with
For 9 meters.In Construction practices, to bore the stake holes of the very deep such as 80 meters depths in hole, need that power head is first risen to 9 meters or so, construction
Personnel climb up 9 meters of height and connect on Section 1 drilling rod top with power head, after construction personnel gets off, the lower stake for boring 9 meters or so depth
Hole, then the connection on Section 1 drilling rod top and power head is dismantled on the ground；Power head is risen to 9 meters or so again, construction personnel
It climbs up 9 meters of height and connect on Section 2 drilling rod top with power head, after construction personnel gets off, by Section 2 drilling rod bottom end and Section 1
The top of drilling rod connects, then the lower stake holes for boring 9 meters of totally 18 meters or so depth, then dismantle on the ground Section 2 drilling rod top with
The connection of power head；... power head is risen to 9 meters or so again, construction personnel climbs up 9 meters of height for Section 9 drilling rod top and moves
The connection of power head, after construction personnel gets off, then the lower stake holes for boring 9 meters of totally 81 meters or so depth.The going down process for only boring a hole, is applied
Worker person needs to climb up in 9 meters of height to climb down 9 back and forth.
It, need to also be in the connection between 9 meters of height dismounting drilling rods and power head and on ground after stake holes is drilled into 81 meters or so depth
Connection between the dismounting drilling rod of face: rising to 9 meters or so from the ground for power head, construction personnel climb up 9 meters of height by power head with
The connection of Section 9 drilling rod is dismantled, and will be hung at the top of Section 9 drilling rod with suspender, after construction personnel gets off, is dismantled the 9th on the ground
The connection for saving drilling rod bottom end and Section 8 drilling rod top, hangs away Section 9 drilling rod, then power head is dropped to ground, by power head
It is connect with the top of Section 8 drilling rod；... power head is risen to 9 meters or so from the ground, construction personnel climbs up 9 meters of height for power
The connection of head and Section 2 drilling rod is dismantled, and will be hung at the top of Section 2 drilling rod with suspender, after construction personnel gets off, is dismantled on the ground
The connection of Section 2 drilling rod bottom end and Section 1 drilling rod top hangs away Section 2 drilling rod, then power head is dropped to ground, will move
Power head is connect with the top of Section 1 drilling rod；Section 1 drilling rod top is risen to 9 meters or so from the ground again, does the standard for boring next stake holes
It is standby.As soon as every brill hole will dismantle 8 times between power head and drilling rod junctions and two drilling rods, construction personnel needs to climb 9
Meter Gao Du, which is climbed up, climbs down 8 back and forth.In addition 9 required when the above connection back and forth, every stake holes for boring 80 meters of depth, Mei Geshi
Worker person, which needs to climb up in 9 meters of height, climbs down 17 back and forth.
The building site, which will bore how many a holes, to bore 500 holes such as multiplied by 17 it is necessary to, back and forth multiplied by 500, be exactly with 17
It says, construction personnel will climb up in 9 meters of height and climb down 8500 back and forth.The labor intensity of construction personnel is too big, too fearful, drilling
Construction efficiency is too low.Even if drilling rod height doubles or twice, it opposite can reduce and climb up the number climbed down, but is high due to increasing
Degree, the risk of high-altitude application are consequently increased.Techniques described above problem fails to be properly settled so far.
Summary of the invention
The invention solves a technical problem be to provide a kind of every bench drill machine before same building site is except first hole is bored
Initial jointed rod and power head is outer, all boring procedures be not required to climb up climb down connection and disassembly, only need to be in the group of terrestrial operation
Close power perforating piling machine.
A kind of technical solution of the invention is to provide a kind of assembly power perforating piling machine, including chassis, mainmast,
Sliding rail, driven by hoist engine and traction rope and can the power head of lower slider, the drilling rod being connect with power head on the slide rail, the cunning
Rail is at least two groups, all sliding rails and horizontal plane, the power head at least two slided up and down in respective sliding rail,
The drilling rod connecting with respective power head is also at least two.
After using the above structure, there is assembly power perforating piling machine of the present invention following remarkable advantage and technology outstanding to imitate
Fruit: every bench drill machine is in same building site before bore first hole initially in addition to jointed rod and power head, that is to say, that bores from this building site
Second stake holes rises, and need to will only tear a power head on ground with the drilling rod top junction open after wherein a drilling rod gets into bottom
It opens, operation borer chassis translation such as moves left and right, and connect another drilling rod bottom end as using existing on ground with a drilling rod top
Lateral pin grafting is used after the outer-hexagonal column and Hexagon hole fitting of technology, then drives another drilling rod to get into bottom with complete another power head
The stake holes of Cheng Shen, then promote another power head and dismantle the junction of two drilling rods on ground, translates chassis, by a power head with
A piece drilling rod connection, then a drilling rod bottom end is promoted to ground, it prepares to bore next stake holes.Using assembly power of the present invention
Perforating piling machine drilling deep hole, every bench drill machine in same building site before bore first hole initially in addition to jointed rod and power head, then it is more
Hole such as 500 holes, do not need any number yet and highly climb up to climb down, and connection and easy removal are laborsaving, and drilling rod
Connection is reliable and good concentricity, the labor intensity of construction personnel greatly reduce, and constructs faster and better, not only laborsaving to have but also pacify
Entirely, drilling construction efficiency doubles up.Puzzlement piling Technology field has been satisfactorily resolved to fail to properly settle always for many years
The above technical problem.
Further, the mainmast is circle, and the sliding rail is two groups, two groups of sliding rail transversal centerlines and mast circle
Heart line is mutually rectangular.After using the above structure, the construction needs of drilling deep hole be not only able to satisfy, but also have made this machine connection and reasonable arrangement, had been tied
Structure is firm, and left and right translation is that two bar alignment axis are convenient and efficient.
Further, the drilling rod be the drilling rod of entirety or the more piece drilling rod by connecting with one heart up and down is constituted one
Drilling rod；The length of every drilling rod is 36~45 meters.After using the above structure, more meet the needs of practice of construction, such as bores one 80
The stake holes of meter Shen, if two sets of guide rails, two power heads and two drilling rods can, both safety had had quick.
The invention solves another technical problem be to provide a kind of every bench drill machine in same building site except boring first hole
Preceding initial jointed rod and power head be outer, all boring procedures be not required to climb up climb down connection and disassembly, only need to be in terrestrial operation
The construction method to be drilled using said combination power perforating piling machine.
Another technical solution of the invention is to provide a kind of applying using the drilling of said combination power perforating piling machine
Work method, including following construction procedure:
1) the first drilling rod, is connected on the first power head；The second drilling rod is connected on the second power head；
2), the first drilling rod is aligned under predetermined hole location and is drilled into predetermined altitude, and makes first drilling rod top and the first power
Head junction is located at ground or more, dismantles the connection at the top of the first drilling rod with the first power head；
3), translation chassis by the second drilling rod be aligned the first drilling rod make two drilling rod coaxial lines and by the bottom end of the second drilling rod with
The top of first drilling rod connects；
4), with brill stake holes under the second power head to predetermined depth；
5), promoting the second power head makes the second drilling rod and the first drilling rod junctions be located at ground or more, dismantles the second drilling rod
Bottom end and the first drilling rod top connection；
6), the second power head and the second drilling rod are removed in translation chassis, and by the first power head and the first drilling rod top pair
It is quasi- and the two connection is thought translate chassis again after the new predetermined hole location drilling of the first drilling rod alignment prepare.
After the above construction procedure, assembly power perforating piling machine drilling deep hole of the present invention, every bench drill machine removes in same building site
It bores before first hole outside initially jointed rod and power head, that is to say, that from second stake holes is bored in this building site, then more holes is such as
500 holes do not need any number yet and highly climb up to climb down, and connection and easy removal are laborsaving, construction personnel's
Labor intensity greatly reduces, and constructs faster and better, and not only laborsaving to have safely, drilling construction efficiency doubles up.Satisfactorily
It solves puzzlement piling Technology field and fails the above technical problem properly settled always for many years.
Further, the top of two drilling rods connects horizontal using using after outer-hexagonal column and Hexagon hole fitting with bottom end
Sell the structure of grafting.After the above construction procedure, the reliable simultaneously good concentricity of drilling rod connection.
Further, the drilling rod uses the drilling rod an of entirety or using the more piece drilling rod structure connected by upper and lower coaxial line
At a drilling rod；The length of every drilling rod is 36~45 meters.After using the above structure, before boring first hole on a building site
The connection of initial drilling rod and power head, according to the drilling rod of an entirety, when initial connection to climb up the number climbed down opposite
It is few；According to the drilling rod that more piece drilling rod is constituted, then it is relatively low to climb up the height climbed down when its initial connection, safety phase
To quite a lot of.And using the drilling rod of the length, more meet the needs of practice of construction, such as bore the stake holes of 80 meters of depth, as long as boring two
It is secondary just achievable.
Detailed description of the invention
Fig. 1 is assembly power perforating piling machine schematic view of the front view of the present invention.
Fig. 2 is assembly power perforating piling machine side structure schematic view of the present invention.
Fig. 3 is knot when the first power head of assembly power perforating piling machine of the present invention is located at lower end and disengages with the first drilling rod
Structure schematic diagram.
Fig. 4 is that the second drilling rod of assembly power perforating piling machine of the present invention is connect and structural representation when lower brill with the first drilling rod
Figure.
Fig. 5 is assembly power perforating piling machine overlooking structure diagram of the present invention.
As shown in the figure 1, chassis, 2, mainmast, 3, sliding rail, the 4, first power head, the 5, first drilling rod, the 6, second power head,
7, the second drilling rod.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.Herein it is to be understood that, for
The explanation of these specific embodiments is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, following institute
Technical characteristic involved in each specific embodiment of the invention of description is as long as they do not conflict with each other
It is combined with each other.
As shown in figure 1, figure 2, figure 3, figure 4 and figure 5
It is drilled using assembly power perforating piling machine of the present invention, belongs to a part in foundation construction, such as belong to prefabricated implantation
A part of stake: it is drilled using assembly power perforating piling machine to selected i.e. pre- fixed pile, to obtain putting stake holes, puts the diameter of stake holes
The typically greater than diameter of prefabricated pile, as prefabricated pile maximum gauge with put stake holes difference in diameter be located at 40~150 millimeters it
Between, it is per cubic centimeter at 1.3~1.7 grams to control cement slurry specific gravity in drilling for the cement slurry usually in drilling in poke hole
Between.Assembly power perforating piling machine of the present invention is using the hydraulic walking stake machine of the stake machine such as prior art of the prior art as base
The improvement that plinth carries out.The assembly power perforating piling machine, including chassis 1, mainmast 2, sliding rail 3, by hoist engine and traction rope band
Dynamic and the power head that can be slided up and down in sliding rail 3, the drilling rod being connect with power head.It is above same as the prior art.
The inventive point of assembly power perforating piling machine of the present invention is
The sliding rail 3 is two groups, and two groups of sliding rails 3 are and horizontal plane, i.e. two groups of sliding rails 3 are parallel between each other.It is described
Mainmast 2 be circle, two groups of 3 transversal centerlines of sliding rail and 3 circle center line connecting of mainmast are mutually rectangular.Sliding rail 3 is commonly referred to as every group,
Have and claim each pair of or every pair, usually two parallel tracks constitute one group of sliding rail.The power slided up and down in respective sliding rail 3
Head is two, such as the first power head 4 and the second power head 6, and the drilling rod connecting with respective power head is also two, such as with first
The first drilling rod 5 that power head 4 connects and the second drilling rod 7 being connect with the second power head 6.It can be with one such as first in two drilling rods
Drilling rod 5 is that helical blade bar is alternatively referred to as screw rod, and another drilling rod such as the second drilling rod 7 is that polished rod certainly can also two drilling rods
It is screw rod.The length of two drilling rods can be consistent, can also be different, depending on actual borehole depth.
The sliding rail can also be three groups, and three groups of sliding rails are and horizontal plane, i.e. three groups of sliding rails are parallel between each other.Institute
The mainmast stated is circle, and three groups of sliding rail transversal centerlines and mast circle center line connecting are mutually in 90 ° of angles, i.e., every two groups of sliding rail transversal centerlines
It is still mutually at right angles 90 ° of angles between mast circle center line connecting.The power head slided up and down in respective sliding rail is three, such as the
One power head and the second power head and third power head, the drilling rod connecting with respective power head are also three, such as dynamic with first
First drilling rod of power head connection and the second drilling rod being connect with the second power head and the third drilling rod being connect with third power head.Three
Can be using such as first drilling rod as screw rod in root drilling rod, another two drilling rods such as the second drilling rod and third drilling rod are polished rod, certainly,
Can also three drilling rods be screw rod.The length of three drilling rods can be consistent, can also be different, depending on actual borehole depth.
The sliding rail can also be four groups, and the one-to-one power head may be four, a pair of with power head one
The drilling rod answered may be four.
The drilling rod is that the drilling rod connecting with each power head can be the drilling rod an of entirety or be connected by concentric up and down
More piece drilling rod constitute a drilling rod.The length of every drilling rod can be 36~45 meters, certainly, according to three power heads and three
Root drilling rod (or even four power heads and four drilling rods), the length of drilling rod is also possible to other sizes and is such as shorter in length than 36 meters.One
As be or two or three drilling rods are a whole drilling rod or two or three drilling rods are to connect with one heart up and down
The drilling rod that more piece drilling rod is constituted.Certainly, can also drilling rod be a whole drilling rod, another or another two drilling rods are
The drilling rod that the more piece drilling rod connected with one heart up and down is constituted；Or in turn, can also a drilling rod connect with one heart up and down
The drilling rod that more piece drilling rod is constituted, another or another two drilling rods are a whole drilling rod.It is described up and down to connect with one heart
Coaxial line can be used with the top of the first drilling rod as described below with connecting with the second drilling rod bottom end between each other in more piece drilling rod
The structure of lateral pin grafting is used after outer-hexagonal column and Hexagon hole fitting.
A kind of construction method to be drilled using said combination power perforating piling machine of the present invention, including following construction procedure:
1) the first drilling rod 5, is connected on the first power head 4, the second drilling rod 7 is connected on the second power head 6, and is drilled this
First, building site stake holes:
According to a drilling rod being made of the more piece drilling rod connected with one heart up and down, such as: according to 9 meters long of more piece drilling rod
The drilling rod constituted: power head is first risen to 9 meters or so from the ground, construction personnel climbs up 9 meters of height for Section 1 drilling rod top
It is connect with power head, after construction personnel gets off, the lower stake holes for boring 9 meters or so depth.Power head is risen into Section 1 drilling rod bottom end again
9 meters or so from the ground, construction personnel climbs up 9 meters of height and connect on Section 2 drilling rod top with Section 1 drilling rod bottom end, construction personnel
After getting off, then the lower stake holes for boring 9 meters of totally 18 meters or so depth.Power head is risen into Section 2 drilling rod bottom end 9 meters of left sides from the ground again
The right side, construction personnel climbs up 9 meters of height and connect on Section 3 drilling rod top with Section 2 drilling rod bottom end, after construction personnel gets off, then under
Bore the stake holes of 9 meters of totally 27 meters or so depth.Power head is risen into 9 meters or so from the ground of Section 3 drilling rod bottom end again, construction personnel climbs
Section 4 drilling rod top is connect by upper 9 meters of height with Section 3 drilling rod bottom end, after construction personnel gets off, then bores 9 meters of totally 36 meters of left sides down
The stake holes of right depth.Power head is risen into 9 meters or so from the ground of Section 4 drilling rod bottom end again, construction personnel climbs up 9 meters of height for
5 section drilling rod tops are connect with Section 4 drilling rod bottom end, after construction personnel gets off, then the lower stake holes for boring 9 meters of totally 45 meters or so depth.
It promotes the first power head and the first drilling rod bottom i.e. Section 1 drilling rod bottom is made to be located at ground or more, that is, complete the first drilling rod and
The original i.e. initially connection of one power head.
It is original initially to connect the second power head and the second drilling rod, it can be with the construction of above first power head and the first drilling rod
Step is identical, only needs to translate chassis and the second power head and the second drilling rod is made to be directed at the hole that the first drilling rod drills out, i.e.,
In same hole and the connection of the position in hole that the first drilling rod drills out.According to the drilling rod of an entirety, as using every drilling rod
Length is 45 meters of drilling rod, then in a building site initial first drilling rod connect with the first power head and initial second drilling rod head and
Second is connected by power, and construction personnel need to climb up 45 meters of height and go to operate.
After first power head and the first drilling rod and the second power head and the second drilling rod are all connected with, continue the of the building site
One hole is drilled: so that the first power head is dropped to the first drilling rod in the hole that the alignment of the first drilling rod has been drilled and is located at the first power head
More than ground, dismantle the connection at the top of the first drilling rod with the first power head；Second drilling rod is directed at the first drilling rod by translation chassis to be made
The bottom end of second drilling rod is simultaneously connect by two drilling rod coaxial lines with the top of the first drilling rod；With boring stake holes under the second power head to pre-
Depthkeeping degree；Promoting the second power head makes the second drilling rod and the first drilling rod junctions be located at ground or more, dismantles the bottom of the second drilling rod
The connection at end and the first drilling rod top uses lateral pin grafting after such as using the outer-hexagonal column and Hexagon hole fitting of the prior art；It is flat
It moves chassis to remove the second power head and the second drilling rod, and the first power head is aligned with the first drilling rod top and connects the two
Second predetermined hole location drilling for thinking that the first drilling rod is directed at this building site after translating chassis again is prepared.
The present invention uses the construction method of said combination power perforating piling machine drilling, from second stake holes in this building site,
Using following construction procedure:
2), the first drilling rod 5 is aligned under predetermined hole location and is drilled into predetermined altitude, and moves 5 top of the first drilling rod with first
4 junction of power head is located at ground or more, dismantles the connection at 5 top and the first power head 4 of the first drilling rod.
3), the second drilling rod 7 is directed at the first drilling rod 5 by translation chassis 1 makes two drilling rod coaxial lines and by the bottom of the second drilling rod 7
End is connect with the top of the first drilling rod 5, and the structure after outer-hexagonal column and Hexagon hole fitting with lateral pin grafting can be used.
4), with brill stake holes under the second power head to predetermined depth；
5), promoting the second power head makes the second drilling rod and the first drilling rod junctions be located at ground or more, dismantles the second drilling rod
Bottom end and the first drilling rod top connection；
6), the second power head and the second drilling rod are removed in translation chassis, and by the first power head and the first drilling rod top pair
It is quasi- and the two connection is thought translate chassis again after the new predetermined hole location drilling of the first drilling rod alignment prepare.
It is the construction method of two power heads, two groups of guide rails and two drilling rods above, it can be appreciated that according to three power
Head, three groups of guide rails and three drilling rods, construction method is identical with more than, only on the basis of two, two groups and two constructions
It repeats primary or is further added by primary.
Certainly, according to four power heads, four groups of guide rails and four drilling rods etc., construction method is identical with more than, only
It is repeated two more times on the basis of two, two groups and two constructions etc. or to be further added by two inferior.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for the technology of this field
For personnel, the invention may be variously modified and varied.It is all within spirit of that invention and principle, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of assembly power perforating piling machine, including chassis (1), mainmast (2), sliding rail (3), driven by hoist engine and traction rope
And it can the power head of lower slider, the drilling rod being connect with power head on the slide rail, it is characterised in that: the sliding rail is at least two groups,
All sliding rails and horizontal line, the power head at least two slided up and down in respective sliding rail, with respective power head
The drilling rod of connection is also at least two.
2. assembly power perforating piling machine according to claim 1, it is characterised in that: the mainmast (2) is circle, institute
The sliding rail (3) stated is two groups, and two groups of sliding rail (3) transversal centerlines and mainmast (2) circle center line connecting are mutually rectangular.
3. assembly power perforating piling machine according to claim 1 or 2, it is characterised in that: the drilling rod is an entirety
The drilling rod that drilling rod or the more piece drilling rod by connecting with one heart up and down are constituted；The length of every drilling rod is 36~45 meters.
4. using the construction method of assembly power perforating piling machine drilling described in any one of claims 1 to 3, feature exists
In, including following construction procedure:
1) it, is connected on the first power head (4) the first drilling rod (5)；The second drilling rod (7) are connected on the second power head (6)；
2), the first drilling rod (5) are aligned under predetermined hole location and are drilled into predetermined altitude, and are made dynamic with first at the top of first drilling rod (5)
Power head (4) junction is located at ground or more, dismantles the connection at the top of the first drilling rod (5) with the first power head (4)；
3), the second drilling rod (7) alignment the first drilling rod (5) is made two drilling rod coaxial lines and by the second drilling rod (7) by translation chassis (1)
Bottom end connect with the top of the first drilling rod (5)；
4), with brill stake holes under the second power head (6) to predetermined depth；
5), promoting the second power head (6) makes the second drilling rod (7) and the first drilling rod (5) junction be located at ground or more, dismantles second
The connection of the bottom end and the first drilling rod (5) top of drilling rod (7)；
6), the second power head (6) and the second drilling rod (7) are removed in translation chassis (1), and the first power head (4) are bored with first
The two connection is simultaneously thought that the predetermined hole location for keeping the first drilling rod (5) alignment new behind translation chassis again drills by the alignment of bar (5) top
It prepares.
5. the construction method of assembly power perforating piling machine drilling according to claim 4, it is characterised in that: two brills
The top of bar connects the structure that lateral pin grafting is used after outer-hexagonal column and Hexagon hole fitting using coaxial line with bottom end.
6. the construction method of assembly power perforating piling machine drilling according to claim 4, it is characterised in that: the drilling rod is adopted
With the drilling rod of entirety or the drilling rod constituted using the more piece drilling rod connected by upper and lower coaxial line；The length of every drilling rod
It is 36~45 meters.
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| CN201811173945.8A CN109138852A (en) | 2018-10-09 | 2018-10-09 | Assembly power perforating piling machine and its construction method |
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| CN201811173945.8A CN109138852A (en) | 2018-10-09 | 2018-10-09 | Assembly power perforating piling machine and its construction method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110159201A (en) * | 2019-07-04 | 2019-08-23 | 交通运输部天津水运工程科学研究所 | A kind of drilling tool suitable for soft soil foundation Man-Hole digging |
| CN110273413A (en) * | 2019-06-12 | 2019-09-24 | 宁波中淳高科股份有限公司 | A kind of efficient construction method of prefabricated pile |
| CN112096281A (en) * | 2020-09-16 | 2020-12-18 | 尚俏佳 | Drilling, pile splicing and pile planting all-in-one machine and construction method thereof |
| CN115839216A (en) * | 2023-02-28 | 2023-03-24 | 福建厦兴重工机械有限公司 | Multifunctional composite pile machine |
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