CN109209222A - A kind of bore process - Google Patents
A kind of bore process Download PDFInfo
- Publication number
- CN109209222A CN109209222A CN201811258399.8A CN201811258399A CN109209222A CN 109209222 A CN109209222 A CN 109209222A CN 201811258399 A CN201811258399 A CN 201811258399A CN 109209222 A CN109209222 A CN 109209222A
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- China
- Prior art keywords
- hole
- drilling
- support plate
- casing
- macroscopic void
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000008569 process Effects 0.000 title claims abstract description 19
- 238000005553 drilling Methods 0.000 claims abstract description 84
- 239000000463 material Substances 0.000 claims abstract description 36
- 239000004568 cement Substances 0.000 claims abstract description 35
- 239000011800 void material Substances 0.000 claims abstract description 35
- 241001494479 Pecora Species 0.000 claims abstract description 31
- 230000037452 priming Effects 0.000 claims abstract description 8
- 238000009833 condensation Methods 0.000 claims abstract description 5
- 230000005494 condensation Effects 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims description 63
- 239000000758 substrate Substances 0.000 claims description 19
- 238000005461 lubrication Methods 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 15
- 239000002828 fuel tank Substances 0.000 claims description 11
- 239000010687 lubricating oil Substances 0.000 claims description 9
- 230000003028 elevating effect Effects 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 7
- 230000010412 perfusion Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 239000002689 soil Substances 0.000 description 5
- 238000005183 dynamical system Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000002459 sustained effect Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- -1 after mixing Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
-
- 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
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of bore process, which comprises the steps of: a, is drilled using big drill bit, forms macroscopic void after drilling to scheduled depth, drill bit is exited from macroscopic void, chopped cooked entrails of sheep layer is formed on the bottom of macroscopic void；B, casing is coaxially put into the macroscopic void, casing stretches in chopped cooked entrails of sheep layer；C, gradually to priming petock pug between the inner wall of the macroscopic void and the outer wall of casing, high flow capacity gas is conveyed into casing；D, after the completion of cement material perfusion, stop conveying high flow capacity gas；E, after cement material condensation, small drill bit is protruded into the bottom of the macroscopic void, continues drilling to predetermined depth, forms small holes.After technical solution of the present invention, substantially without chopped cooked entrails of sheep particle in entire macroscopic void, to ensure that subsequent smooth drilling, drilling efficiency is improved.
Description
Technical field
The present invention relates to a kind of bore process.
Background technique
During some drilling constructions, sometimes upper layer geology is relatively soft, when being drilled into certain depth, needs to carry out
Hole wall protection avoids hole wall collapse and the invalid even drill bit of drilling is caused to be difficult to extract.One such construction technology is: working as hole
When being drilled into certain depth, drill bit is exited, casing is put into hole, the outer diameter of casing is less than the aperture of drilling, and casing is put to brill
Behind the bottom in hole, cement material is injected between the outer wall of casing and the inner wall of drilling, after cement material solidification, replacement specification is smaller
Drill bit (i.e. small drill bit), drill bit penetrated from casing to drilling bottom further progress drilling.Using this construction technology,
After drill bit exits, the disintegrating slags layers such as one layer of hack or rubble can be remained in the bottom of drilling, are not easily cleaned completely, and clearing up
Hole wall may be damaged in the process and (such as touch hole wall or hole wall formation is washed away).It is formed after grout pouring condensation
The cement bed of material, casing and the cement bed of material are connected, and are then remaining disintegrating slag layer in the lower section of the cement bed of material and the lower section of casing,
When since small drill bit creep into protruding into casing, the disintegrating slag layer below the cement bed of material may collapse and rapidly from being moved to casing
Center, and be covered on the top of small drill bit, influence the normal work of small drill bit, or even cause bit freezing, the work of influence power drilling
Make efficiency.
In consideration of it, the present inventor carries out in-depth study to the above problem, there is this case generation then.
Summary of the invention
The purpose of the present invention is to provide one kind can guarantee that drill bit makes smooth advances, promoted the drillman of boring work efficiency
Skill.
In order to achieve the above object, the present invention uses such technical solution:
A kind of bore process, includes the following steps:
A, it is drilled using big drill bit, forms macroscopic void after drilling to scheduled depth, drill bit is moved back from macroscopic void
Out, chopped cooked entrails of sheep layer is formed on the bottom of macroscopic void；
B, casing is coaxially put into the macroscopic void, casing stretches in chopped cooked entrails of sheep layer；
C, it is conveyed to priming petock pug between the inner wall of the macroscopic void and the outer wall of casing to certain altitude into casing
High flow capacity gas blows afloat the chopped cooked entrails of sheep material in chopped cooked entrails of sheep layer, and the opening to casing has cement material to fly out, and stops gas conveying, continues
To the macroscopic void inner wall and casing outer wall between priming petock pug to predetermined altitude；
D, after cement material condensation, small drill bit is protruded into the bottom of the macroscopic void, continues drilling to predetermined depth, shape
At small holes.
As a kind of preferred embodiment of the present invention, the aperture of the macroscopic void is 20cm, and the outer diameter of the casing is 16cm.
As a kind of preferred embodiment of the present invention, the drilling is operated using drilling machine, and drilling machine includes excavator row
Walking apparatus, the guide rail being arranged on excavator walking device, the sliding block being disposed in guide rail, for driving sliding block to move up and down
Driving mechanism, air compressor machine, the drilling rod being connected on rotary motive power head, is connected to drilling rod at the rotary motive power head being mounted on sliding block
On down-the-hole air hammer and the drill bit that is connected on down-the-hole air hammer, guide rail be arranged along the vertical direction, air compressor machine passes through tracheae
Connect with rotary motive power head, using the direction of travel of excavator walking device as front-rear direction, excavator walking device include vehicle frame,
Running gear and the revolving platform being rotatably arranged on vehicle frame, the revolving platform include being installed in rotation on walking
Substrate in system, the support plate being slidably disposed on substrate and for driving support plate to move along the left and right directions of substrate
Dynamic mobile mechanism, the guide rail setting is on the supporting plate.
As a kind of preferred embodiment of the invention, the mobile mechanism includes the silk being rotatably arranged on the substrate
Bar, the feed screw nut being arranged on screw rod and the handwheel for driving screw rod to rotate, feed screw nut fix with the support plate
Connection is equipped with sliding slot on the substrate, sliding slot is corresponded in the support plate equipped with sliding rail, sliding slot is along the left and right of the substrate
Direction extends.
It further include the multiple positioning columns being fixed in the support plate, positioning column as a kind of preferred embodiment of the invention
Including the positioning stabilizer blade on the oil cylinder being arranged along the vertical direction and the piston rod that oil cylinder is arranged in, multiple positioning columns include first fixed
Position column, the second positioning column, third positioning column and the 4th positioning column, the first positioning column and the second positioning column are arranged in the support
The front end of plate and set up separately in the left and right sides of the support plate, the support plate is arranged in third positioning column and the 4th positioning column
Rear end and set up separately in the left and right sides of the support plate.
As a kind of preferred embodiment of the invention, the rotary motive power head includes shell, is arranged in the intracorporal revolution horse of shell
Reach and be connected to rotary motor output end connection tube, partition is equipped in shell, the inner cavity of shell is separated into phase by partition
The first chamber and second chamber being mutually isolated, rotary motor are arranged in first chamber, and the tracheae is connected to second chamber, return
The output shaft for turning motor protrudes into second chamber from first chamber, and connection tube is connected to second chamber, and the drilling rod is hollow drill,
The inner cavity of the drilling rod is connected to connection tube.
It further include grease-box as a kind of preferred embodiment of the invention, grease-box is provided with liquid lubricant, lubrication
Fuel tank is equipped with first through hole and the second through-hole, and first through hole and the second through-hole are located at the liquid level of lubricating oil or more, the tracheae
From penetrating in first through hole and be pierced by from the second through-hole, and lubrication pipeline section is formed in grease-box, lubricate and open up in pipeline section
There is the mounting hole being disposed radially, oil guide pipe is equipped in mounting hole, oil guide pipe is equipped with oil guiding hole, oil guiding hole and lubrication pipeline section
Connection, lubrication pipeline section is horizontally disposed, and oil guide pipe is arranged along the vertical direction, and the lower end of oil guide pipe is equipped with the first limit spiral shell
Mother, the upper end of oil guide pipe are equipped with the second stop nut, and the first stop nut is located at the lower section of lubrication pipeline section, the second stop nut position
It further include being threaded through the drainage tube of the lower end of oil guide pipe and being threaded through the adjustment of the upper end of oil guide pipe in the top of grease-box
Bar, the upper end of drainage tube and the lower thread of oil guide pipe connect, and conical seat are equipped in the upper end of drainage tube, in the lower end of adjustment bar
It equipped with the adjustment cone head part cooperated with conical seat, adjusts bar and is connected in the oil guide pipe threadably, and adjust bar
Second stop nut is stretched out, lubrication pipeline section is equipped with the pressurized hole being connected to grease-box.
As a kind of preferred embodiment of the invention, the connection tube stretches out the shell, pacifies in the outer wall of the connection tube
Equipped with downward opening taper shield.
As a kind of preferred embodiment of the invention, the lower end of the guide rail is hinged on the support plate by the first articulated shaft
On, it further include folding oil cylinder, the cylinder body of folding oil cylinder is hinged in the support plate, and the piston rod of folding oil cylinder passes through the second hinge
Spindle is hinged on the guide rail, and the second articulated shaft is located at the top of the first articulated shaft.
As a kind of preferred embodiment of the invention, the driving mechanism includes the elevating ram being arranged along the vertical direction, sets
Set the upper end of elevating ram sprocket wheel and ride upon chain on sprocket wheel, one end of chain is fixed on the guide rail, separately
One end is fixedly connected with the sliding block.
As a kind of preferred embodiment of the invention, further includes tearing linkage open for assist dismounting drilling rod, tear linkage packet open
The first spanner being hinged in the support plate, the second spanner and the rotational fuel tank for driving the second spanner to rotate are included, is turned
The cylinder body of dynamic oil cylinder and the support plate are articulated and connected, and the piston rod of rotational fuel tank and the free end of the second spanner are hinged, and first
Spanner is equipped with positioning rotating shaft along the vertical direction, and the support plate is equipped with the location hole cooperated with positioning rotating shaft, described
The first limiting section and the second limiting section for limiting the rotation of the first spanner are additionally provided in support plate.
As a kind of preferred embodiment of the invention, the drill bit include the interconnecting piece being connect with the down-the-hole air hammer and with
The bit body of interconnecting piece linking lays multiple hard alloy shot-drillings on bit body, and the lower end surface of bit body is mounting spherical, multiple
The hard alloy shot-drilling is divided into multiple groups shot-drilling, and each shot-drilling in every group of shot-drilling is laid in sustained height.
After technical solution of the present invention, between the inner wall of macroscopic void and the outer wall of casing when priming petock pug, to
High flow capacity gas is conveyed in casing, high flow capacity gas plays the role of two: first is that being washed away simultaneously to the corresponding chopped cooked entrails of sheep layer of casing
So that chopped cooked entrails of sheep particle flies out along the inner wall of casing, avoids chopped cooked entrails of sheep particle and the hole wall of macroscopic void is caused to wash away and is destroyed, two
It is that high flow capacity gas can enter cement material by chopped cooked entrails of sheep layer, cement material is stirred, so that the chopped cooked entrails of sheep below cement material
Grain is mixed with cement material, after cement material condenses into the cement bed of material, the substantially not loose chopped cooked entrails of sheep in the lower section of the cement bed of material
, substantially without chopped cooked entrails of sheep particle in entire macroscopic void, to ensure that subsequent smooth drilling, drilling efficiency is improved, while can protect
Demonstrate,prove the cleaning of drilling.
Detailed description of the invention
Fig. 1 is structure diagram of the invention；
Fig. 2 is the fit structure schematic diagram of guide rail, sliding block and driving mechanism in the present invention；
Fig. 3 is the structural schematic diagram of disassembly mechanism in the present invention；
Fig. 4 is the structural schematic diagram of drill bit in the present invention；
Fig. 5 is the structural schematic diagram of rotary motive power head in the present invention；
Fig. 6 is the enlarged drawing (local cutting) in Fig. 1 at A；
Fig. 7 is the hole cross-sectional view that drills in the present invention；
Fig. 8 is the enlarged drawing in figure at B；
In figure:
10- vehicle frame 11- substrate
12- support plate 13- sliding slot
14- sliding rail 15- feed screw nut
16- handwheel 17- screw rod
18- air compressor machine 19- running gear
20- guide rail 21- elevating ram
22- sprocket wheel 23- chain
24- sliding block 30- rotary motive power head
31- first chamber 32- second chamber
33- rotary motor 35- connection tube
36- through-hole 41- drilling rod
42- down-the-hole air hammer 43- drill bit
431- bit body 432- interconnecting piece
433- shot-drilling 44- shield
50- positioning column
51- oil cylinder 52- positions stabilizer blade
60- folding oil cylinder the first articulated shaft of 61-
62- the second articulated shaft 70- grease-box
71- liquid level 72- oil guide pipe
73- adjusts bar 731- and adjusts cone head part
74- drainage tube 741- conical seat
75- the first stop nut the second stop nut of 76-
77- oil guiding hole 78- oil sealing
79- pressurized hole 80- tracheae
81- lubricates the first spanner of pipeline section 91-
92- the first limiting section the second limiting section of 93-
94- positioning rotating shaft 95- rotational fuel tank
The stratum 100- 101- macroscopic void
102- small holes 200- casing
The 300- chopped cooked entrails of sheep layer 400- cement bed of material
500- high flow capacity tracheae
Specific embodiment
In order to further explain the technical solution of the present invention, being described in detail with reference to the accompanying drawing.
Referring to Fig. 7 to Fig. 8, arrow indicates the flow direction of air-flow in figure, and a kind of bore process includes the following steps:
A, it is drilled using big drill bit, drilling is to forming macroscopic void 101 after scheduled depth, by drill bit from macroscopic void
It is exited in 101, chopped cooked entrails of sheep layer 300 formed on the bottom of macroscopic void 101, and chopped cooked entrails of sheep layer 300 is mainly the soil block for being difficult to clean out and broken
Stone；The predetermined depth of the step is primarily referred to as comparatively soft soil layer；
B, casing 200 is coaxially put into the macroscopic void 101, casing 200 stretches in chopped cooked entrails of sheep layer 300, and in gravity
It under effect, is pressed on chopped cooked entrails of sheep layer 300, casing 200 can for example use cement pipe pile or plastic tube；
C, between the inner wall of the macroscopic void 101 and the outer wall of casing 200, priming petock pug is to certain altitude, to casing
High flow capacity gas is conveyed in 200, and specifically high flow capacity tracheae 500 is protruded into casing 200, is preferably extended to close to chopped cooked entrails of sheep layer 300
Upper surface, high flow capacity tracheae 500 is connected to gas supply equipment, such as can be the air compressor machine that will be described below；Its
In, the flow and pressure of gas can be selected according to the case where the size of hole, depth and stratum 100, the skill of this field
Art personnel can select according to the actual situation, high flow capacity gas be blown afloat the chopped cooked entrails of sheep material in chopped cooked entrails of sheep layer 300, wait protect
The opening of cylinder 200 has cement material to fly out, and stops gas conveying, continues the outer wall of the inner wall and casing 200 to the macroscopic void 101
Between priming petock pug to predetermined altitude.It is usually blown by high flow capacity tracheae 500 to macroscopic void 101, on the one hand to casing 200
Corresponding chopped cooked entrails of sheep layer is washed away and chopped cooked entrails of sheep particle is flown out along the inner wall of casing 200, avoids chopped cooked entrails of sheep particle to macropore
The hole wall in hole 101 causes to wash away and destroy, furthermore, high flow capacity gas can enter cement material by chopped cooked entrails of sheep layer, to cement material into
Row agitation, so that the chopped cooked entrails of sheep particle below cement material is mixed with cement material, after mixing, cement material can be partly refluxed to shield
Cylinder 200, and blown out from the upper end of casing 200, when using wet cement material, then most of cement material condenses into the cement bed of material, few portion
Dividing with high flow capacity gas backstreaming to casing 200 and can fly to the upper end of casing 200.
Cement material in the present invention can select the routinely dry cement material or cement and sand in drilling or drilling technology
The mixture of son, can be used wet mixture.
D, cement material condensation after formed the cement bed of material 400, small drill bit is protruded into the bottom of the macroscopic void 101, continue into
Row drilling is formed small holes 102 (temporarily not drilling out small holes in figure, be represented by dashed line) to predetermined depth.
In embodiment, the aperture of the macroscopic void 101 is 20cm, and the outer diameter of the casing 200 is 16cm.
Referring to figs. 1 to Fig. 6, the present invention also proposes a kind of drilling machine, and it can be used to promote drilling in above-mentioned bore process
Efficiency.Including excavator walking device, the guide rail being arranged on excavator walking device 20, the sliding block being disposed in guide rail 20
24, the driving mechanism for driving sliding block 24 to move up and down, the rotary motive power head 30 being mounted on sliding block 24, air compressor machine 18, company
Connect on rotary motive power head 30 drilling rod 41, the down-the-hole air hammer 42 that is connected on drilling rod 41 and be connected to down-the-hole air hammer 42
On drill bit 43, guide rail 20 is arranged along the vertical direction, and guide rail 20 is two, and two guide rails 20 are arranged along the vertical direction, sliding block
24 are arranged between two guide rails 20, and air compressor machine 18 is connect by tracheae 80 with rotary motive power head 30, with excavator walking device
Direction of travel is front-rear direction, and excavator walking device includes vehicle frame 10, running gear 19 and is rotatably arranged in vehicle frame
Revolving platform on 10, wherein running gear 19 includes the dynamical system of Athey wheel and excavator, these structures, in existing excavation
It is described in machine, the present invention removes the component on revolving platform of excavator on the basis of existing excavator, and installs and lead
Rail 20, wherein the power of air compressor machine 18 can directly take from the dynamical system of excavator, can also be by the way that bavin is in addition arranged
Oil turbine come drive air compressor machine 18 work, these have been introduced in existing drilling machine, are no longer described in detail here.
Improvement of the invention first is that: revolving platform include the substrate 11 being installed in rotation in running gear 19,
The support plate 12 that is slidably disposed on substrate 11 and for driving support plate 12 to move along the left and right directions of substrate 11
Mobile mechanism, the guide rail 20 are arranged in support plate 12.Using this structure, rotary motive power head 30, which moves forward and backward, to be passed through
The advance or retrogressing of Athey wheel realize that the left and right displacement of rotary motive power head 30 can be realized by mobile mechanism.
As a kind of preferred embodiment of the invention, the mobile mechanism includes being rotatably arranged on the substrate 11
Screw rod 17, the feed screw nut 15 being arranged on screw rod 17 and the handwheel 16 for driving screw rod 17 to rotate, wherein 17 edge of screw rod
Horizontally arranged, feed screw nut 15 is fixedly connected with the support plate 12, sliding slot 13 is equipped on the substrate 11, described
Sliding slot 13 is corresponded in support plate 12 equipped with sliding rail 14, sliding slot 13 extends along the left and right directions of the substrate 11.Using this structure,
Support plate 12 can be made with the micro-shifting in the lateral direction of feed screw nut 15 by rotating handwheel 16.
It further include the multiple positioning columns 50 being fixed in the support plate 12 as a kind of preferred embodiment of the invention, it is fixed
Position column includes the oil cylinder 51 being arranged along the vertical direction and the positioning stabilizer blade 52 being arranged on the piston rod of oil cylinder 51, and oil cylinder 51 connects
To the dynamical system of excavator, multiple positioning columns 50 include that the first positioning column, the second positioning column, third positioning column and the 4th are fixed
Position column, the first positioning column and the second positioning column are arranged in the front end of the support plate 12 and set up separately in the left and right of the support plate 12
Two sides, third positioning column and the 4th positioning column are arranged in the rear end of the support plate 12 and set up separately in the left and right of the support plate 12
Two sides.Using this structure, the flexible of positioning stabilizer blade 52 is adjusted by oil cylinder 51, is adapted to uneven ground to realize, is made
It obtains drilling machine to stablize without skidding, drill with guaranteeing stability and high efficiency.
The present invention has also done second point improvement to existing drilling machine: rotary motive power head 30 includes shell, is arranged in shell
The connection tube 35 of interior rotary motor 33 and the output end for being connected to rotary motor 33, shell is interior to be equipped with partition 34, partition 34
The inner cavity of shell is separated into mutually isolated first chamber 31 and second chamber 32, rotary motor 33 is arranged in first chamber 31
Interior, the tracheae 80 is connected to second chamber 32, and the output shaft of rotary motor 33 protrudes into second chamber 32 from first chamber 31, rank
Adapter tube 35 is connected to second chamber 32, and the drilling rod 431 is hollow drill, and the inner cavity of the drilling rod 43 is connected to connection tube 35.
The present invention goes back grease-box 70, and grease-box 70 is provided with liquid lubricant, and liquid lubricant can for example use 95% weight
The machine oil mixed liquor of the diesel oil of percentage and 5% weight percent, grease-box be equipped with first through hole and the second through-hole, first
Through-hole and the second through-hole are located at 71 or more the liquid level of lubricating oil, and the tracheae 80 in first through hole from penetrating and from the second through-hole
It is pierced by, and forms lubrication pipeline section 81 in grease-box 70, lubricate in pipeline section 81 and offer the mounting hole being disposed radially, install
Oil guide pipe 72 is equipped in hole, oil guide pipe 72 is equipped with oil guiding hole 77, and oil guiding hole 77 is connected to lubrication pipeline section 81, lubricates pipeline section 81
Horizontally disposed, oil guide pipe 72 is arranged along the vertical direction, and the lower end of oil guide pipe 72 is equipped with the first stop nut 75, oil guide pipe
72 upper end is equipped with the second stop nut 76, the first stop nut 75 and the second stop nut 76 and is connected by the way of being threadedly coupled
It connects at the both ends of oil guide pipe 72, is slided for limiting oil guide pipe 72.First stop nut 75 is located at the lower section of lubrication pipeline section 81, the
Two stop nuts 76 are located at the top of grease-box 70, and the invention also includes 74 Hes of drainage tube for the lower end for being threaded through oil guide pipe 72
It is threaded through the adjustment bar 73 of the upper end of oil guide pipe 72, the upper end of drainage tube 74 connect with the lower thread of oil guide pipe 72, draining
The upper end of pipe 74 is equipped with conical seat 741, is equipped with the adjustment cone head part 731 cooperated with conical seat 741 in the lower end of adjustment bar 73, adjusts
Whole bar 731 is connected threadably in the oil guide pipe 72, and is adjusted bar 73 and stretched out second stop nut 76, is led to
The relative position of the adjustable adjustment cone head part 731 and conical seat 741 of rotation adjustment bar 73 is crossed, so as to adjust the big of oil inlet quantity
It is small.In the present invention, oil sealing 78 is additionally provided between oil guide pipe 72 and mounting hole, lubrication pipeline section 81 is equipped with and grease-box 70
The pressurized hole 79 of connection, pressurized hole 79 can be set at oil sealing 78, can also open up, use in the other positions of lubrication pipeline section 72
In applying certain pressure into grease-box 70, so that lubricating oil enters in lubrication pipeline section 81 from drainage tube 74 through oil guiding hole 77,
And as air enters in down-the-hole air hammer 42.Using this structure, compressed air can carry a small amount of lubricating oil, and be delivered to
In down-the-hole air hammer 42, down-the-hole air hammer 42 is lubricated, promotes the working efficiency and service life of down-the-hole air hammer 42.
As a kind of preferred embodiment of the invention, the connection tube 35 stretches out the shell, in the outer of the connection tube 35
Wall is equipped with downward opening taper shield 44, uses taper shield 44 that can greatly reduce with blocks dust or rubble
Dust or rubble enter in rotary motive power head 30, the service life of lifting means.It is used due to drilling in boring procedure
Air-flow can carry the impurity such as rubble and rush upwards, can stop impurity and diffusing air current by shield 44, thus to rotary motive power
First 30 effectively protect, and impurity is avoided to enter in rotary motive power head 30.
As a kind of preferred embodiment of the invention, the lower end of the guide rail 20 is hinged on the branch by the first articulated shaft 61
It further include folding oil cylinder 60 on fagging 12, the cylinder body of folding oil cylinder 60 is hinged in the support plate 12, the work of folding oil cylinder 60
Stopper rod is hinged on the guide rail 20 by the second articulated shaft 62, and the second articulated shaft 62 is located at the top of the first articulated shaft 61, the
One articulated shaft 61 and the second articulated shaft 62 are arranged in parallel.Using this structure, guide rail 20 can be folded to from vertical state and be inclined
Ramp-like state reduces the height of entire drilling machine, facilitates drilling machine in more narrow space walk.
As a kind of preferred embodiment of the invention, the driving mechanism include the elevating ram 21 being arranged along the vertical direction,
The sprocket wheel 22 of the upper end of elevating ram 21 is set and rides upon the chain 23 on sprocket wheel 22, one end of chain 23 is fixed on institute
It states on guide rail 20, the other end is fixedly connected with the sliding block 24.By the lifting of elevating ram 21, rotary motive power head 30 is realized
Lifting, the final lifting for realizing drill bit 43.
The present invention also proposes existing drilling machine and thirdly improves, and drilling machine further includes for assisting dismounting drilling rod
Tear linkage open, tearing linkage open includes the first spanner 91 being hinged in the support plate 12, the second spanner 96 and for driving
The rotational fuel tank 95 of second spanner 92 rotation, rotational fuel tank 95 are connected to the dynamical system of excavator, the cylinder body of rotational fuel tank 95
It is articulated and connected with the support plate 12, the piston rod of rotational fuel tank 95 and the free end of the second spanner 96 are hinged, the first spanner 91
It is equipped with positioning rotating shaft 94 along the vertical direction, the support plate 12 is equipped with the location hole cooperated with positioning rotating shaft 94, positioning
Hole can limit positioning rotating shaft 94 and move radially, and be additionally provided in the support plate 12 for limiting the rotation of the first spanner 91
First limiting section 92 and the second limiting section 93, wherein the first limiting section 92 and the second limiting section 93 set up separately and in the first spanners 51
The two sides of free end.When dismantling the drilling rod 43 of two linkings, the first spanner 91 is caught in a underlying drilling rod, it will
Second spanner 96 is caught in a drilling rod being located above, and the first spanner 91 realizes the positioning of lower kelly bar, passes through angling cylinder
95 stretch, drives the rotation of the second spanner 96, so that two drilling rods 43 be unscrewed, later moves the second spanner 96 from drilling rod 43
It walks, and the disassembly of drilling rod can be realized in manual rotation's drilling rod.The digging torn linkage open and can be used directly in the prior art of the invention
Change down-the-hole drill.
As a kind of preferred embodiment of the invention, the drill bit 43 includes the interconnecting piece connecting with the down-the-hole air hammer 42
432 and the bit body 431 that is connected with interconnecting piece 432, multiple hard alloy shot-drillings 433, bit body 431 are laid on bit body 431
Lower end surface be mounting spherical, multiple hard alloy shot-drillings 433 are divided into multiple groups shot-drilling, and each shot-drilling in every group of shot-drilling is laid
In sustained height, from bottom to up, the shot-drilling number in every group of shot-drilling gradually increases namely mounting spherical the lowermost shot-drilling number
Amount is minimum.Using this structure, mounting spherical the lowermost shot-drilling contact first ragstone perhaps soil layer first to rock or
Soil layer carries out aperture, forms hole, so that drill bit promotes rapidly, in drill bit drilling process, using the shot-drilling of periphery to rock
Or soil layer is crushed, and crushing efficiency is promoted.
Product form of the invention is not limited to this case diagram and embodiment, anyone carries out the appropriate of similar thinking to it
Changes or modifications all should be regarded as not departing from patent category of the invention.
Claims (10)
1. a kind of bore process, which comprises the steps of:
A, it is drilled using big drill bit, forms macroscopic void after drilling to scheduled depth, drill bit is exited from macroscopic void, greatly
Chopped cooked entrails of sheep layer is formed on the bottom of hole；
B, casing is coaxially put into the macroscopic void, casing stretches in chopped cooked entrails of sheep layer；
C, to priming petock pug between the inner wall of the macroscopic void and the outer wall of casing to certain altitude, high stream is conveyed into casing
Gas is measured, the chopped cooked entrails of sheep material in chopped cooked entrails of sheep layer is blown afloat, the opening to casing has cement material to fly out, and stops gas conveying, continues to institute
Priming petock pug is stated between the inner wall of macroscopic void and the outer wall of casing to predetermined altitude；
D, after cement material condensation, small drill bit is protruded into the bottom of the macroscopic void, continues drilling to predetermined depth, is formed small
Hole.
2. a kind of bore process as described in claim 1, which is characterized in that the aperture of the macroscopic void is 20cm, the shield
The outer diameter of cylinder is 16cm.
3. a kind of bore process as described in claim 1, which is characterized in that the drilling is operated using drilling machine, is bored
Hole machine include excavator walking device, the guide rail being arranged on excavator walking device, the sliding block being disposed in guide rail, for driving
Driving mechanism that movable slider moves up and down, air compressor machine, is connected on rotary motive power head the rotary motive power head being mounted on sliding block
Drilling rod, the down-the-hole air hammer being connected on drilling rod and the drill bit being connected on down-the-hole air hammer, guide rail are arranged along the vertical direction,
Air compressor machine is connect by tracheae with rotary motive power head, using the direction of travel of excavator walking device as front-rear direction, excavator row
Walking apparatus includes vehicle frame, running gear and the revolving platform being rotatably arranged on vehicle frame, and the revolving platform includes can
The substrate that is rotatably mounted in running gear, the support plate being slidably disposed on substrate and for driving support plate edge
The mobile mobile mechanism of the left and right directions of substrate, the guide rail setting is on the supporting plate.
4. a kind of bore process as claimed in claim 3, which is characterized in that the mobile mechanism includes being rotatably arranged in
Screw rod on the substrate, the feed screw nut being arranged on screw rod and the handwheel for driving screw rod to rotate, feed screw nut with
The support plate is fixedly connected, and is equipped with sliding slot on the substrate, and sliding slot is corresponded in the support plate equipped with sliding rail, sliding slot edge
The left and right directions of the substrate extends.
5. a kind of bore process as claimed in claim 4, which is characterized in that further include be fixed on it is multiple in the support plate
Positioning column, positioning column include the oil cylinder being arranged along the vertical direction and the positioning stabilizer blade that is arranged on the piston rod of oil cylinder, Duo Geding
Position column includes the first positioning column, the second positioning column, third positioning column and the 4th positioning column, the first positioning column and the second positioning column
The front end of the support plate is set and is set up separately in the left and right sides of the support plate, third positioning column and the setting of the 4th positioning column
The support plate rear end and set up separately in the left and right sides of the support plate.
6. a kind of bore process as claimed in claim 5, which is characterized in that the rotary motive power head includes that shell, setting exist
The intracorporal rotary motor of shell and be connected to rotary motor output end connection tube, be equipped with partition in shell, partition is by shell
Inner cavity be separated into mutually isolated first chamber and second chamber, rotary motor is arranged in first chamber, the tracheae with
Second chamber connection, the output shaft of rotary motor protrude into second chamber from first chamber, and connection tube is connected to second chamber, described
Drilling rod is hollow drill, and the inner cavity of the drilling rod is connected to connection tube.
7. a kind of bore process as claimed in claim 6, which is characterized in that further include grease-box, grease-box is provided with
Liquid lubricant, grease-box are equipped with first through hole and the second through-hole, and first through hole and the second through-hole are located at the liquid of lubricating oil
More than face, the tracheae forms lubrication pipeline section from penetrating in first through hole and be pierced by from the second through-hole in grease-box,
The mounting hole being disposed radially is offered in lubrication pipeline section, oil guide pipe is equipped in mounting hole, oil guide pipe is equipped with oil guiding hole, leads
Oilhole is connected to lubrication pipeline section, and lubrication pipeline section is horizontally disposed, and oil guide pipe is arranged along the vertical direction, and the lower end of oil guide pipe is set
There is the first stop nut, the upper end of oil guide pipe is equipped with the second stop nut, and the first stop nut is located at the lower section of lubrication pipeline section, the
Two stop nuts are located at the top of grease-box, further include being threaded through the drainage tube of the lower end of oil guide pipe and being threaded through oil guide pipe
The adjustment bar of upper end, the upper end of drainage tube and the lower thread of oil guide pipe connect, and are equipped with conical seat in the upper end of drainage tube, are adjusting
The lower end of whole bar is equipped with the adjustment cone head part cooperated with conical seat, and adjustment bar connects the oil guide pipe threadably
In, and adjust bar and stretch out second stop nut, lubrication pipeline section is equipped with the pressurized hole being connected to grease-box.
8. a kind of bore process as claimed in claim 7, which is characterized in that the connection tube stretches out the shell, described
The outer wall of connection tube is equipped with downward opening taper shield, and the lower end of the guide rail is hinged on described by the first articulated shaft
It further include folding oil cylinder in support plate, the cylinder body of folding oil cylinder is hinged in the support plate, and the piston rod of folding oil cylinder passes through
Second articulated shaft is hinged on the guide rail, and the second articulated shaft is located at the top of the first articulated shaft.
9. a kind of bore process as claimed in claim 8, which is characterized in that the driving mechanism includes being arranged along the vertical direction
Elevating ram, be arranged in elevating ram upper end sprocket wheel and ride upon chain on sprocket wheel, one end of chain is fixed on
On the guide rail, the other end is fixedly connected with the sliding block, is further included tearing linkage open for assist dismounting drilling rod, is torn linkage open
Including be hinged in the support plate the first spanner, the second spanner and for drive the second spanner rotate rotational fuel tank,
The cylinder body of rotational fuel tank and the support plate are articulated and connected, and the piston rod of rotational fuel tank and the free end of the second spanner are hinged, the
One spanner is equipped with positioning rotating shaft along the vertical direction, and the support plate is equipped with the location hole cooperated with positioning rotating shaft, in institute
State the first limiting section and the second limiting section being additionally provided in support plate for limiting the rotation of the first spanner.
10. a kind of bore process as claimed in claim 9, which is characterized in that the drill bit includes and the down-the-hole air hammer
The interconnecting piece of connection and the bit body being connected with interconnecting piece lay multiple hard alloy shot-drillings, the lower end of bit body on bit body
Face is mounting spherical, and multiple hard alloy shot-drillings are divided into multiple groups shot-drilling, and each shot-drilling in every group of shot-drilling is laid in same height
Degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811258399.8A CN109209222B (en) | 2018-10-26 | 2018-10-26 | Drilling process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811258399.8A CN109209222B (en) | 2018-10-26 | 2018-10-26 | Drilling process |
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| CN109209222A true CN109209222A (en) | 2019-01-15 |
| CN109209222B CN109209222B (en) | 2020-05-26 |
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| CN201811258399.8A Active CN109209222B (en) | 2018-10-26 | 2018-10-26 | Drilling process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112593851A (en) * | 2020-10-30 | 2021-04-02 | 北京城建设计发展集团股份有限公司 | Wellhead excavating equipment for pavement drainage well and using method thereof |
| CN113882812A (en) * | 2021-08-23 | 2022-01-04 | 重庆宏工工程机械股份有限公司 | Intelligent small-sized vertical shaft drilling machine and drilling method in narrow space |
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| CN113882812A (en) * | 2021-08-23 | 2022-01-04 | 重庆宏工工程机械股份有限公司 | Intelligent small-sized vertical shaft drilling machine and drilling method in narrow space |
| CN113882812B (en) * | 2021-08-23 | 2023-12-12 | 重庆宏工工程机械股份有限公司 | Intelligent small vertical shaft drilling machine in narrow space and drilling method |
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| Publication number | Publication date |
|---|---|
| CN109209222B (en) | 2020-05-26 |
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