CN107939277A - Low clearance dual AC power drilling machine and its construction method - Google Patents
Low clearance dual AC power drilling machine and its construction method Download PDFInfo
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- CN107939277A CN107939277A CN201711385608.0A CN201711385608A CN107939277A CN 107939277 A CN107939277 A CN 107939277A CN 201711385608 A CN201711385608 A CN 201711385608A CN 107939277 A CN107939277 A CN 107939277A
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- 238000005553 drilling Methods 0.000 title claims abstract description 197
- 238000010276 construction Methods 0.000 title claims abstract description 36
- 230000009977 dual effect Effects 0.000 title claims abstract description 36
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 27
- 230000006835 compression Effects 0.000 claims abstract description 24
- 238000007906 compression Methods 0.000 claims abstract description 24
- 238000013519 translation Methods 0.000 claims description 14
- 230000011218 segmentation Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000001737 promoting effect Effects 0.000 claims description 3
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 2
- 210000003205 muscle Anatomy 0.000 claims 1
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000012407 engineering method Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000005266 casting Methods 0.000 description 1
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- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
- E21B15/003—Supports for the drilling machine, e.g. derricks or masts adapted to be moved on their substructure, e.g. with skidding means; adapted to drill a plurality of wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/22—Rods or pipes with helical structure
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
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- Environmental & Geological Engineering (AREA)
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses a kind of low clearance dual AC power drilling machine and its construction method, low clearance dual AC power drilling machine includes drilling machine platform, column and drill power head, and drilling machine platform support is arranged on the translating trolleys of long ship；Drill power head is slidedly assemblied on the column of drilling machine platform front end, and the tension and compression oil cylinder of driving drill power head lifting is set between column and drill power head；Prime mover, main gear reducer and the shunting speed reducer of drill power head are fixedly installed in rack, and are sequentially connected in series drive connection, and two power output ends of center force-output shaft and periphery force-output shaft respectively with shunting speed reducer are sequentially connected；By being detachably connected between center force-output shaft and the drilling rod and rod bit of split type splicing, it is detachably connected between periphery force-output shaft and the casing and pipe bit of split type splicing, realize segmented drilling construction, pile foundation drilling construction can be carried out under low-headroom condition, construction operation is safe, efficient, quality is good, without mud off, non-environmental-pollution.
Description
Technical field
The invention belongs to pile-driving machine equipment, is related to a kind of dual AC power drilling machine that can be constructed under low-headroom condition.
Background technology
With the development of metro construction, a kind of PBA engineering methods efficient in metro station construction, that cost is low should
Transport and give birth to, it is without excavating earth surface, maintenance urban environmental protection is hygienic, do not influence traffic above-ground, does not influence citizen's normal life；But this
The construction Difficulties of kind of engineering method are the pilot tunnel internal drilling stakes needed under the conditions of low clearance (narrow space), the cross section of pilot tunnel
Size only has 3.5~4 meters wide, 4.5~5 meters of height, and drilling depth need to reach twenties meters.The method of the pore-forming of the engineering method at present
Mainly there are two kinds：When manually digging hole, second, being drilled using clean-out machine；But its there are the problem of be：The former efficiency is low, no
Safety；The latter needs to use mud off when drilling, and mud can pollute environment, and the stake when unstable bottom is constructed
Figure shape and quality are difficult to control, and construction efficiency is also unsatisfactory.So market is a long felt need for a kind of not having retaining wall mud at present
The good drilling machine of pollution, not only safety and environmental protection but also efficiency high quality is starched to solve the above problems.
At present, the drilling machine that the prior art can solve slurry coat method pollution problem mainly has：It is pipe rubbing machine, all casing drill, double
Power head drill machine with casing, single-power head casing tube drilling machine.But the problem of first two drilling machine still remains low construction efficiency, latter two are bored
Machine is for example published：Separable driving type sleeve screw drilling rig and its construction method (ZL 200610138353.3), multi-functional drill
Machine and its construction method (ZL 0313579.0)；Though both drilling machines can solve slurry coat method pollution problem, also can guarantee that safety
Environmental protection, efficiency high quality are good, but its machine shape is oversized, can not adapt under low-headroom condition of the headroom less than 10 meters
Lead in-cavity construction.
The content of the invention
Present invention solves the technical problem that it is：The defects of operation is carried out under low-headroom condition for existing drilling machine, is carried
For a kind of new low clearance dual AC power drilling machine and its construction method.
The present invention adopts the following technical scheme that realization：
Low clearance dual AC power drilling machine, including drilling machine platform 3, column 4 and drill power head 5, wherein,
The drilling machine platform 3, which supports, to be arranged on two groups of long ships 1 along drilling machine anteroposterior direction parallel arrangement, the long ship 1
The translating trolleys 1c moved along drilling machine anteroposterior direction is equipped with, the drilling machine platform 3 is supported on translating trolleys 1c；
The column 4 is fixed at the front end of drilling machine platform 3, and the column 4 is equipped with vertical column guide rail 4b, institute
State drill power head 5 to be slidedly assemblied on column guide rail 4b by rack 5g, and set driving to bore between column 4 and rack 5g
The tension and compression oil cylinder 4d of mechanomotive force head lifting；
The drill power head 5 includes prime mover 5c, main gear reducer 5c, shunting speed reducer 5b, center force-output shaft 5d and outer
All force-output shaft 5e, prime mover 5c, main gear reducer 5c and shunting speed reducer 5b are fixedly installed on rack 5g, and are sequentially connected in series
Be sequentially connected, the shunting speed reducer 5b have same axle center arrangement two power output ends, the center force-output shaft 5d and
Periphery force-output shaft 5e is coaxially disposed, and two power output ends with shunting speed reducer 5b are sequentially connected respectively；
It is detachably connected between the center force-output shaft 5d and the drilling rod 8 and rod bit 9 of split type splicing, the periphery
It is detachably connected between force-output shaft 5e and the casing of split type splicing 6 and pipe bit 7.
Further, the long Carina 1a of the long ship 1 is equipped with the long ship guide rail 1b arranged along drilling machine anteroposterior direction, institute
State translating trolleys 1c and roll assembling along long ship guide rail 1b, the long Carina 1a is equipped with the translation for promoting translating trolleys 1c movements
Oil cylinder 1d.
Further, the rear and front end support of the drilling machine platform 3 is arranged on the vertical short ship 2 of relatively long ship, described
The short Carina 2a of short ship 2 is equipped with the short ship guide rail 2b perpendicular to long ship guide rail 1b, and the short ship guide rail 2b is equipped with traversing
Trolley 2c, the rear and front end of the drilling machine platform 3 are supported on cross traveling trolley 2c, and the short Carina 2a, which is equipped with, promotes horizontal stroke
Move the traversing oil cylinder 2d of trolley 2c movements.
Further, the platform body 3a of the drilling machine platform 3 is supported on the translation of long ship 1 by jacking cylinder 3b liftables
On trolley 1c, by the lifting of jacking cylinder 3b, then long ship 1 and short ship 2 can be made alternately to land, realize it is front and rear with move left and right or
The conversion of steering state；The rear and front end bottom of the platform body 3a is supported on short ship 2 by rotating base 3d and articulated joint 3c
Cross traveling trolley 2c on, so promote cross traveling trolley 2c the other way around by former and later two traversing oil cylinder 2d, then can make to put down
Relatively rotate between stage body 3a and short ship 2, so as to fulfill the steering of drilling machine.
Further, the rack 5g is slidedly assemblied on column guide rail 4b by some groups of guide pad 5h, one of them
Guide pad 5h is connected by free bearing 4c with the tension and compression oil cylinder 4d being arranged on column 4.
Further, between the center force-output shaft 5d and drilling rod 8, between the periphery force-output shaft 5e and sleeve 6 respectively
Detachably assembled by snap-action taper pin 5f；Splice between the sleeve 6 and by connecting taper pin between drilling rod 8.
In the low clearance dual AC power drilling machine of the present invention, the platform body 3a of the drilling machine platform 3 be equipped with operation console 3f and
Power station 3e.
The invention also discloses a kind of construction method of above-mentioned low clearance dual AC power drilling machine, specifically comprise the following steps：
1) dual AC power drilling machine enters stake position side, and drilling machine platform 3 is moved rearwards along long ship 1, and drill power head 5 is along column 4
Extreme higher position is promoted to, the casing 6 of pipe bit is set with setting the drilling rod 8 of drill bit rod bit to lift respectively to stake position
Place perpendicular to the ground；
2) drilling machine platform 3 is moved forward along long ship 1, and drill power head 5 declines along column 4, will set drill bit rod bit
Drilling rod 8 be connected with the center force-output shaft 5d of drill power head 5, then casing 6 and the drill power head 5 of pipe bit will be set
Periphery force-output shaft 5e connections；
3) drill power head 5 is started, driving center force-output shaft 5d and periphery force-output shaft 5e drives drilling rod 8 and casing 6 respectively
Rotated by same axle center and with different rotating speeds opposite direction, drill power head 5 drives by tension and compression oil cylinder 4d, drives drilling rod 8
Rotated with casing 6 while creeping into downwards to precalculated position；
4) casing 6 in the 3) step and drilling rod 8 are disengaged with periphery force-output shaft 5e and center force-output shaft 5d respectively and connected,
Drill power head 5 is promoted to extreme higher position along column 4, and drilling machine platform 3 is moved rearwards along long ship 1, by next group without Sleeve drill
Head casing 6 and lifted without the drilling rod 8 of rod bit to stake position, and respectively with have been drilled into underground casing and drilling rod splice；
5) drilling machine platform 3 is moved forward along long ship 1, and drill power head 5 declines along column 4, by the 4) in lifting drilling rod
8 are connected with the center force-output shaft 5d of drill power head 5, then the periphery of the casing 6 lifted in the 4th and drill power head 5 is contributed
Axis 5e connections；
6) drill power head 5 is started, driving center force-output shaft 5d and periphery force-output shaft 5e drives in the 4th step and splices respectively
The drilling rod 8 and casing 6 being integrated are rotated by same axle center and with different rotating speeds opposite direction, and drill power head 5 is by tension and compression
Oil cylinder 4d drives, and drives drilling rod 8 and casing 6 to rotate while creeping into downwards to precalculated position；
7) repeat above-mentioned the 4), 5), 6) step, until the casing of splicing and drilling rod to be drilled into the projected depth of stake holes；
8) casing of the superiors and periphery force-output shaft 5e are disengaged and connected, casing integrally stays in underground, 5 edge of drill power head
Column 4 is lifted, and is all above carried drilling rod and rod bit are overall, by drilling rod segmentation and center force-output shaft 5d disengage connection, according to
It is secondary to hang hole position；
9) drill power head 5 is promoted to extreme higher position along column 4, and drilling machine platform 3 is moved rearwards along long ship 1, by steel reinforcement cage
10 hang in hole, placing concrete 11；
10) drilling machine platform 3 is moved forward along long ship 1, and drill power head 5 is lifted along column 4, and sleeve and sleeve drill bit is whole
Body all above carries, and disengages connection with periphery force-output shaft 5e by sleeve segmentation, hangs hole position successively；So far the construction of a stake holes
Complete.
11) repetition is above-mentioned 1)~10) step, until completing the construction of all stake holes.
Further, the depth of each drilling rod 8 and casing 6 segmentation drilling is no more than the section length of drilling rod 8 and casing 6.
The dual AC power drilling machine and its construction method of the present invention, there is following good effect and advantage：
1st, low clearance dual AC power drilling machine using the present invention, in construction, casing and pipe bit entirety and drilling rod and
Can rotary drilling stratum, while periphery sleeve can also protect hole wall not cave in, and apply in the opposite direction between rod bit entirety
Work safety, without using slurry coat method, non-environmental-pollution；
2nd, low clearance dual AC power drilling machine using the present invention, due to being that casing and pipe bit entirety are bored with drilling rod and drilling rod
Head is overall to form spliced drilling tool structure, and overall stiffness is strong, bored pile will not deflection, vertical precision is high, and pile quality is good；
3rd, low clearance dual AC power drilling machine using the present invention, can realize that high-speed and continuous is arranged using the helical blade of drilling rod
Soil, construction efficiency are high；
4th, the walking mechanism of low clearance dual AC power drilling machine of the invention, power head drive mechanism are compact, small, weight
Gently, complete machine is mobile and resets form of construction work that is reliable and stable, and being crept into using segmented, can adapt to the construction bar of low clearance
Part, realizes environmentally friendly, safe efficient rate under low-headroom condition, carries out pile foundation drilling construction in high quality.
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the low clearance dual AC power drilling machine connection drilling tool in embodiment.
Fig. 2 is the front view of the low clearance dual AC power drilling machine in embodiment.
Fig. 3 is the left view of the low clearance dual AC power drilling machine in embodiment.
Fig. 4 is the right view of the low clearance dual AC power drilling machine in embodiment.
Fig. 5 is the top view of the low clearance dual AC power drilling machine in embodiment.
Fig. 6 be embodiment in low clearance dual AC power drilling machine drill power head respectively with sleeve (including sleeve drill bit) and
The connection diagram of drilling rod (including rod bit).
Fig. 7 is the connection that the drill power head of the low clearance dual AC power drilling machine in embodiment connects spliced sleeve and drilling rod
Schematic diagram.
Fig. 8 a-8i are the construction procedure schematic diagram of the low clearance dual AC power drilling machine in embodiment.
Figure label：
1- long ships, 1a- long Carina, 1b- long ship guide rails, 1c- translating trolleys, 1d- translation oil cylinders；
The short ships of 2-, the short Carina of 2a-, the short ship guide rails of 2b-, 2c- cross traveling trolleys, the traversing oil cylinders of 2d-；
3- drilling machine platforms, 3a- platform bodies, 3b- jacking cylinders, 3c- articulated joints, 3d- rotating bases, 3f- operation consoles, 3e-
Power station；
4- columns, 4a- head trees, 4b- column guide rails, 4c- free bearings, 4d- tension and compression oil cylinders；
5- drill power heads, 5a- main gear reducers, 5b- shunting speed reducers, 5c- prime mover, 5d- centers force-output shaft, outside 5e-
All force-output shafts, 5f- snap-action taper pins, 5g- racks, 5h- guide pads, 5i- power heads are compared with seat；
6- casings, 6a- connection taper pins；
7- pipe bits,
8- drilling rods, 8a- connection taper pins；
9- rod bits；
10- steel reinforcement cages；
11- concrete.
Embodiment
Embodiment
Referring to Fig. 1 and Fig. 2, it is illustrated that in low clearance dual AC power drilling machine for the present invention preferred solution, specifically include：Long ship
1st, short ship 2, drilling machine platform 3, column 4, drill power head 5 and it is made of sleeve 6, sleeve drill bit 7, drilling rod 8 and rod bit 9
Drilling tool.
With reference to referring to Fig. 3, Fig. 4 and Fig. 5, wherein, long ship 1 includes long Carina 1a, the length being arranged on long Carina 1a
Ship guide rail 1b, can be along translating trolleys 1c that guide rail 1b is moved and the translation oil cylinder 1d of driving translating trolleys 1c；
Short ship 2 includes short Carina 2a, and the short ship guide rail 2b that is arranged on short base 2a, can move along short lead rail 2b
The traversing oil cylinder 2d of cross traveling trolley 2c and driving cross traveling trolley 2c；
Drilling machine platform 3 includes platform body 3a, be arranged on the jacking cylinder 3b of platform body 3a both sides, be arranged on platform body 3a before
The rotating base 3d and articulated joint 3c of both ends lower part afterwards, and the power station 3e and operation console 3f being arranged on platform body 3a；
Column 4 include the head tree 4a being fixed on drilling machine platform 3 and be arranged on head tree 4a column guide rail 4b,
Free bearing 4c and tension and compression oil cylinder 4d；
Drill power head 5 includes main gear reducer 5a, shunting speed reducer 5b, prime mover 5c, center force-output shaft 5d, periphery output
Axis 5e and rack 5g and guide pad 5h.
Specifically, drilling machine platform 3 is the main body of drilling machine, its platform body 3a is supported by jacking cylinder 3b and rotating base 3d
It is arranged on long ship 1 and short ship 2, the long Carina 1a of two groups long ship 1 is arranged in parallel along drilling machine anteroposterior direction, and long ship thereon is led
Rail 1b is arranged in parallel along drilling machine anteroposterior direction, and ship guide rail 1b every long is equipped with former and later two translating trolleys 1c, translating trolleys 1c
Roller rolled along long ship guide rail 1b, translation oil cylinder 1d one end is hingedly fixed on long Carina 1a, and the other end is connected to translation
On trolley 1c, realize that translating trolleys 1c is moved along drilling machine anteroposterior direction.The short Carina 2a of two groups short ship 2 is perpendicular to long Carina
It is arranged in below the rear and front end of drilling machine platform 3, the short Carina 2a of short ship 2 is equipped with the short ship perpendicular to long ship guide rail 1b
Guide rail 2b, short ship guide rail 2b are equipped with cross traveling trolley 2c, and the roller of cross traveling trolley 2c is rolled along short ship guide rail 2b, traversing oil cylinder 2d
One end is hingedly fixed on short Carina 2a, and the other end is connected on cross traveling trolley 2c, realizes cross traveling trolley 2c along drilling machine or so
It is mobile.
Drilling machine platform 3 is supported in by jacking cylinder 3b on the translating trolleys 1c of long ship 1, the platform body 3a of drilling machine platform 3
Front and rear two groups of jacking cylinder 3b are respectively arranged on the left side and the right side, the support of jacking cylinder 3b bottoms is connected on translating trolleys 1c, another
End is fixedly installed on platform body 3a, realizes that the lifting between drilling machine platform 3 and translating trolleys 1c is connected by jacking cylinder 3b.
The rear and front end bottom of platform body 3a is supported on by rotating base 3d and articulated joint 3c on the cross traveling trolley 2c of short ship 2.
By the lifting of jacking cylinder 3b, then long ship 1 and short ship 2 can be made alternately to land, then pass through translating trolleys respectively
The movement of 1c and cross traveling trolley 2c, realize that drilling machine is overall front and rear and moves left and right or the conversion of steering state.
The head tree 4a of column 4 is fixed at the front end of drilling machine platform 3, and head tree 4a is equipped with vertical column guide rail
4b, drill power head 5 are slidedly assemblied on column guide rail 4b by rack 5g, and three groups of guiding are vertically set on rack 5g
Block 5h, guide pad 5h are slidedly assemblied on column guide rail 4b, are cut with scissors between the guide pad 5h of rack 5g and the top by power head
Seat 5i connections, realize and swing adjustment to a certain range of in drilling process, driving drilling machine is set between column 4 and rack 5g
The tension and compression oil cylinder 4d of power head lifting, tension and compression oil cylinder 4d one end are connected on head tree 4a, and the other end is in the guide pad of bottom
5h is connected by free bearing 4c, and drill power head 5 is driven along column up-down by tension and compression oil cylinder 4d.
As shown in Figure 6 and Figure 7, the driving part of drill power head 5 includes prime mover 5c, main gear reducer 5c, shunting deceleration
Machine 5b, center force-output shaft 5d and periphery force-output shaft 5e, wherein, prime mover 5c, main gear reducer 5c and shunting speed reducer 5b fix peace
Loaded on rack 5g, and drive connection is sequentially connected in series, shunting speed reducer 5b has two power outputs of same axle center arrangement
End, center force-output shaft 5d and periphery force-output shaft 5e are coaxially disposed, and center force-output shaft 5d is the transmission shaft that axle center is set, and periphery is contributed
Axis 5e can use the Cylindorical rod using center force-output shaft 5d as axle center, and center force-output shaft 5d and periphery force-output shaft 5e subtract with shunting respectively
Two power output ends of fast machine 5b are sequentially connected, can be respectively by least prime mover 5c driving, through main gear reducer 5a
Slow down, shunting speed reducer 5b after dynamic branch, will make center force-output shaft 5d and periphery force-output shaft 5e by same axle center, respectively with not
With rotating speed opposite direction rotary drive, shunting speed reducer 5b is selected according to the arrangement of center force-output shaft 5d and periphery force-output shaft 5e
Planetary gear train shunting speed reducer.
By being detachably connected between center force-output shaft 5d and drilling rod 8 and rod bit 9, periphery force-output shaft 5e and casing 6
It is detachably connected between pipe bit 7, wherein drilling rod 8 uses helical blade, and sleeve 6 is sleeved on 8 periphery of drilling rod, its end part
Sleeve drill bit 7 and rod bit 9 Gu Ding not inlayed.Between center force-output shaft 5d and drilling rod 8, periphery force-output shaft 5e and sleeve 6 it
Between detachably assembled by snap-action taper pin 5f respectively, by be able to can be realized with the snap-action taper pin 5f of fast assembling-disassembling segmentation 6 He of sleeve
It is segmented the quick connection of drilling rod 8.Under the driving of center force-output shaft 5d and periphery force-output shaft 5e, between casing 6 and pipe bit 7
Entirety, overall between drilling rod 8 and rod bit 9 bored by same axle center, respectively with the rotation of different rotating speeds opposite direction
Into.
The sleeve 6 and drilling rod 8 of the present embodiment use respectively with split type splicing construction, pass through between sleeve 6 and connect cone
Pin 6a is detachably connected, and is detachably connected between drilling rod 8 by connecting taper pin 8a.
The platform body 3a of the drilling machine platform 3 of the present embodiment is equipped with operation console 3f and power station 3e, wherein, power station 3e is
The liquid of translation oil cylinder 1d, traversing oil cylinder 2d, jacking cylinder 3b, tension and compression oil cylinder 4d and the hydraulic system of prime mover 5c connections is provided
Pressure power station, operation console 3f are used to set the control module for connecting the hydraulic system, realize the operation to each hydraulic pressure executive item.
Conventional hydraulic control technology is arranged to particularly with regard to hydraulic power station and control module, the present embodiment is not herein to operation console 3f
Repeated with the concrete scheme of power station 3e.
Describe the concrete construction method of the low clearance dual AC power drilling machine of the present embodiment in detail below in conjunction with Fig. 8 a-8i.
As shown in Figure 8 a, dual AC power drilling machine enters stake position side, driving lower edge long ship of the drilling machine platform 3 in translation oil cylinder 1d
1 is moved rearwards, and drill power head 5 is promoted to extreme higher position under the driving of tension and compression oil cylinder 4d along column 4, sets pipe bit 7
Casing 6 and set drill bit rod bit 9 drilling rod 8 lift respectively to stake position after place perpendicular to the ground；
As shown in Figure 8 b, drilling machine platform 3 is moved forward in the long ship 1 of driving lower edge of translation oil cylinder 1d, and drill power head 5 exists
Decline under the driving of tension and compression oil cylinder 4d along column 4, moved the drilling rod 8 that drill bit rod bit is set with drilling machine by snap-action taper pin 5f
The center force-output shaft 5d connections of power first 5, then the casing 6 of pipe bit will be set to connect with the periphery force-output shaft 5e of drill power head 5
Connect；
As shown in Figure 8 c, prime mover 5c of drill power head 5, center force-output shaft 5d and periphery force-output shaft 5e points of driving are started
Not Dai Dong drilling rod 8 and casing 6 rotated by same axle center and with different rotating speeds opposite direction, drill power head 5 is by tension and compression oil
Cylinder 4d drives, and drives drilling rod 8 and casing 6 to rotate while creeping into downwards to precalculated position；
As shown in figure 8d, the casing 6 in the 3rd step and drilling rod 8 are taken off with periphery force-output shaft 5e and center force-output shaft 5d respectively
Connection is opened, drill power head 5 is promoted to extreme higher position under the driving of tension and compression oil cylinder 4d along column 4, and drilling machine platform 3 is in translation oil
The long ship 1 of driving lower edge of cylinder 1d is moved rearwards, by the next group of casing 6 without pipe bit and the drilling rod 8 without rod bit
Lifting is spliced with the casing and drilling rod for having been drilled into underground respectively to stake position；
As figure 8 e shows, drilling machine platform 3 is moved forward in the long ship 1 of driving lower edge of translation oil cylinder 1d, and drill power head 5 exists
Decline under the driving of tension and compression oil cylinder 4d along column 4, the center force-output shaft 5d of the drilling rod 8 lifted in the 4th and drill power head 5 is connected
Connect, then the casing 6 lifted in the 4th is connected with the periphery force-output shaft 5e of drill power head 5；
As illustrated in fig. 8f, prime mover 5c of drill power head 5, center force-output shaft 5d and periphery force-output shaft 5e points of driving are started
The drilling rod 8 being integrated and casing 6 Dai Dong not be spliced by same axle center and with the rotation of different rotating speeds opposite direction in the 4th step, bored
Mechanomotive force first 5 drives by tension and compression oil cylinder 4d, drives drilling rod 8 and casing 6 rotates while drilling is extremely pre-positioned downwards
Put；
Repeat it is above-mentioned 4th, 5,6 steps, until the casing of splicing and drilling rod to be drilled into the projected depth of stake holes；
As illustrated in fig.8g, the casing of the superiors and periphery force-output shaft 5e are disengaged and connected, casing integrally stays in underground, drilling machine
Power head 5 is lifted under the driving of tension and compression oil cylinder 4d along column 4, and drilling rod 8 and the entirety of rod bit 9 are all above carried, pass through brill
Bar, which is segmented, to be disengaged connection with center force-output shaft 5d and drilling rod 8 and rod bit 9 is hung hole position successively；
As shown in Fig. 8 h, drill power head 5 is promoted to extreme higher position, drilling machine under the driving of tension and compression oil cylinder 4d along column 4
Driving lower edge long ship 1 of the platform 3 in translation oil cylinder 1d is moved rearwards, and steel reinforcement cage 10 is hung in the stake holes of set cylinder-wall, and pour
Fill concrete 11；
Driving lower edge long ship 1 of the drilling machine platform 3 in translation oil cylinder 1d moves forward, and drill power head 5 is in tension and compression oil cylinder 4d
Driving under lifted along column 4, all above carry sleeve 6 and sleeve drill bit 7 are overall, pass through sleeve segmentation and periphery force-output shaft 5e
Disengage connection and sleeve 6 and sleeve drill bit 7 are hung into hole position successively；So far the drilling of a stake holes is completed together with casting and constructing.
Above-mentioned 1~10 step is repeated, until completing the construction of all stake holes.
It is no more than the length of this section of drilling rod 8 and casing 6 in the depth of each segmentation drilling, drilling depth is preferably equal to drilling rod
8 and the length of casing 6, beneficial to the connection of follow-up drilling rod 8 and casing 6.
During Specific construction, the casing 6 and the entirety of pipe bit 7, drilling rod 8 and rod bit 9 of drilling tool are overall, can
It is collocated with each other and is applied in combination with such as above-mentioned construction method, can also be individually used.
It the above is only the one of which embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned
Embodiment, all technical solutions belonged under thinking of the present invention belong to protection scope of the present invention, such as by drill power head
Or the structure and combination of drill section make some appropriate changes, some appropriate adjustment are made to the details of construction procedure,
A variety of drilling machines and its corresponding construction method can be derived within the scope of the invention, it is noted that for this
For the those of ordinary skill of technical field, some improvements and modifications without departing from the principles of the present invention, these improvement
Protection scope of the present invention is also should be regarded as with retouching.
Claims (9)
1. low clearance dual AC power drilling machine, including drilling machine platform (3), column (4) and drill power head (5), it is characterised in that：
Drilling machine platform (3) support is arranged on two groups of long ships (1) along drilling machine anteroposterior direction parallel arrangement, the long ship
(1) translating trolleys (1c) moved along drilling machine anteroposterior direction are equipped with, the drilling machine platform (3) is supported in translating trolleys (1c)
On；
The column (4) is fixed at the front end of drilling machine platform (3), and the column (4) is equipped with vertical column guide rail
(4b), the drill power head (5) are slidedly assemblied on column guide rail (4b) by rack (5g), and in column (4) and rack
The tension and compression oil cylinder (4d) of driving drill power head lifting is set between (5g)；
The drill power head (5) includes prime mover (5c), main gear reducer (5c), shunting speed reducer (5b), center force-output shaft
(5d) and periphery force-output shaft (5e), the prime mover (5c), main gear reducer (5c) and shunting speed reducer (5b) are fixedly installed in machine
On frame (5g), and drive connection is sequentially connected in series, the shunting speed reducer (5b) has two power outputs of same axle center arrangement
End, the center force-output shaft (5d) and periphery force-output shaft (5e) are coaxially disposed, and dynamic with two of shunting speed reducer (5b) respectively
Power output terminal is sequentially connected；
It is detachably connected between the center force-output shaft (5d) and the drilling rod (8) and rod bit (9) of split type splicing, it is described outer
It is detachably connected between all force-output shafts (5e) and the casing (6) and pipe bit (7) of split type splicing.
2. low clearance dual AC power drilling machine according to claim 1, the long Carina (1a) of the long ship (1) is equipped with along brill
The long ship guide rail (1b) of machine anteroposterior direction arrangement, the translating trolleys (1c) roll along long ship guide rail (1b) and assemble, the long ship
Base (1a) is equipped with the translation oil cylinder (1d) for promoting translating trolleys (1c) mobile.
3. low clearance dual AC power drilling machine according to claim 2, the rear and front end support of the drilling machine platform (3) is arranged on
On the vertical short ship (2) of relatively long ship, the short Carina (2a) of the short ship (2) is equipped with perpendicular to the short of long ship guide rail (1b)
Ship guide rail (2b), the short ship guide rail (2b) are equipped with cross traveling trolley (2c), and the rear and front end of the drilling machine platform (3) is supported in
On cross traveling trolley (2c), the short Carina (2a) is equipped with the traversing oil cylinder (2d) for promoting cross traveling trolley (2c) mobile.
4. low clearance dual AC power drilling machine according to claim 3, the platform body (3a) of the drilling machine platform (3) passes through jacking
Oil cylinder (3b) liftable is supported on the translating trolleys (1c) of long ship (1), and the rear and front end bottom of the platform body (3a) passes through
Rotating base (3d) and articulated joint (3c) are supported on the cross traveling trolley (2c) of short ship (2).
5. low clearance dual AC power drilling machine according to claim 1, the rack (5g) is sliding by some groups of guide pads (5h)
Dynamic to be assemblied on column guide rail (4b), one of guide pad (5h) passes through free bearing (4c) and the tension and compression being arranged on column (4)
Oil cylinder (4d) connects.
6. low clearance dual AC power drilling machine according to claim 1, between the center force-output shaft (5d) and drilling rod (8), institute
State and detachably assembled by snap-action taper pin (5f) respectively between periphery force-output shaft (5e) and sleeve (6)；Between the sleeve (6) with
And spliced between drilling rod (8) by connecting taper pin.
7. the low clearance dual AC power drilling machine according to any one of claim 1-6, the platform body of the drilling machine platform (3)
(3a) is equipped with operation console (3f) and power station (3e).
A kind of 8. construction method of the low clearance dual AC power drilling machine any one of claim 1-7, it is characterised in that：Including
Following steps：
1) dual AC power drilling machine enters stake position side, and drilling machine platform (3) is moved rearwards along long ship (1), and drill power head (5) is along column
(4) be promoted to extreme higher position, set the casing (6) of pipe bit with set the drilling rod (8) of drill bit rod bit lift respectively to
Stake is placed perpendicular to the ground behind position；
2) drilling machine platform (3) is moved forward along long ship (1), and drill power head (5) declines along column (4), will set drill bit drilling rod
The drilling rod (8) of drill bit is connected with the center force-output shaft (5d) of drill power head (5), then by set pipe bit casing (6) with
Periphery force-output shaft (5e) connection of drill power head (5)；
3) drill power head (5) is started, driving center force-output shaft (5d) and periphery force-output shaft (5e) drive drilling rod (8) and set respectively
(6) to be managed to rotate by same axle center and with different rotating speeds opposite direction, drill power head (5) drives by tension and compression oil cylinder (4d),
Drilling rod (8) and casing (6) is driven to rotate while creeping into downwards to precalculated position；
4) casing (6) in the 3) step and drilling rod (8) are disengaged with periphery force-output shaft (5e) and center force-output shaft (5d) respectively and connected
Connect, drill power head (5) is promoted to extreme higher position along column (4), and drilling machine platform (3) is moved rearwards along long ship (1), by next group
Casing (6) without pipe bit and the drilling rod (8) without rod bit are lifted to stake position, and respectively with having been drilled into the set of underground
Pipe and drilling rod splicing；
5) drilling machine platform (3) is moved forward along long ship (1), drill power head (5) declines along column (4), by the 4) in lifting
Drilling rod (8) is connected with the center force-output shaft (5d) of drill power head (5), then by the 4) in lifting casing (6) and drilling machine power
Periphery force-output shaft (5e) connection of head (5)；
6) drill power head (5) is started, driving center force-output shaft (5d) and periphery force-output shaft (5e) drive the 4th respectively) spell in step
It is connected in integral drilling rod (8) and casing (6) to rotate by same axle center and with different rotating speeds opposite direction, drill power head (5)
Driven by tension and compression oil cylinder (4d), drive drilling rod (8) and casing (6) to rotate while creeping into downwards to precalculated position；
7) repeat above-mentioned the 4), 5), 6) step, until the casing of splicing and drilling rod to be drilled into the projected depth of stake holes；
8) casing of the superiors and periphery force-output shaft (5e) are disengaged and connected, casing integrally stays in underground, drill power head (5) edge
Column (4) is lifted, and drilling rod and rod bit entirety are all above carried, and company is disengaged with center force-output shaft (5d) by drilling rod segmentation
Connect, hang hole position successively；
9) drill power head (5) is promoted to extreme higher position along column (4), and drilling machine platform (3) is moved rearwards along long ship (1), by steel
Muscle cage (10) is hung in hole, placing concrete (11)；
10) drilling machine platform (3) is moved forward along long ship (1), and drill power head (5) is lifted along column (4), and sleeve and sleeve are bored
Head is overall all above to be carried, and is disengaged connection with periphery force-output shaft (5e) by sleeve segmentation, is hung hole position successively；So far a stake holes
Construction complete.
11) repetition is above-mentioned 1)~10) step, until completing the construction of all stake holes.
9. a kind of construction method of low clearance dual AC power drilling machine according to claim 8, each drilling rod (8) and casing (6)
The depth of segmentation drilling is no more than the section length of drilling rod (8) and casing (6).
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| CN201711385608.0A CN107939277B (en) | 2017-12-20 | 2017-12-20 | Low-clearance double-rotary drilling machine and construction method thereof |
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| CN110410019A (en) * | 2019-08-30 | 2019-11-05 | 宁波中淳高科股份有限公司 | A kind of pile-driving machine configuring the double drilling machines of double guide rails |
| CN110513052A (en) * | 2019-09-20 | 2019-11-29 | 胡建兴 | A kind of full-sleeve bores native filling pile construction equipment and its construction method with pipe |
| CN114264492A (en) * | 2021-12-02 | 2022-04-01 | 中煤科工集团西安研究院有限公司 | Rig pulling and rotation composite test system and method |
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