CN108104713A - Combine reducing injection Pump breath countercirculate boundling down-hole hammer - Google Patents
Combine reducing injection Pump breath countercirculate boundling down-hole hammer Download PDFInfo
- Publication number
- CN108104713A CN108104713A CN201810127823.9A CN201810127823A CN108104713A CN 108104713 A CN108104713 A CN 108104713A CN 201810127823 A CN201810127823 A CN 201810127823A CN 108104713 A CN108104713 A CN 108104713A
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- boundling
- sub
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- 238000002347 injection Methods 0.000 title claims abstract description 22
- 239000007924 injection Substances 0.000 title claims abstract description 22
- 239000002893 slag Substances 0.000 claims abstract description 30
- 238000009792 diffusion process Methods 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims abstract description 6
- 230000037431 insertion Effects 0.000 claims abstract description 6
- 238000009826 distribution Methods 0.000 claims description 18
- 238000005553 drilling Methods 0.000 claims description 16
- 238000003466 welding Methods 0.000 claims description 16
- 238000005520 cutting process Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 41
- 239000000203 mixture Substances 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 12
- 238000003860 storage Methods 0.000 description 12
- 238000010276 construction Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000007921 spray Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 231100000241 scar Toxicity 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000005406 washing Methods 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
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of combination reducing injection Pump breath countercirculate boundling down-hole hammer, including sub- hammer, the female hammer of boundling and clustering ring hammer.The suction passage that top plate venthole, nozzle, mixing tube chamber, trunnion tube chamber, the passing away of diffusion tube chamber peace straight tube chamber composition are formed with drill bit plate slag absorbing hole, bottom plate slag absorbing hole, dreg inhaling pipe, top plate slag absorbing hole, sucking room, form injection pumping reverse circulation system, gases at high pressure closed cycle is not contacted with hole wall, solves the problems, such as that residual air washes away hole wall；When drill bit is hanging, closed outer casing pipe gas vent is not had that working gas is in line to leak by anvil column boss；During reducing, clustering ring hammers coaxial package into shape in the female hammer of boundling, the outer air supply pipe of the female hammer of boundling and external admission hole are connected respectively with the air inlet pipe of clustering ring hammer and air outlet pipe, the pin hole of fixed pin through the female hammer of fixed pin holes insertion boundling of clustering ring hammer is connected as a single entity with the female hammer of boundling and transfers torque and axial force, and realizing combination reducing reduces the purpose of boundling down-hole hammer cost.
Description
Technical field
The present invention relates to piling machinery technical fields, and in particular to a kind of combination reducing injection Pump breath countercirculate boundling down-the-hole
Hammer.
Background technology
Boundling down-hole hammer used in the Drilling rock pore of piling machinery field is according to the pore size of institute's Drilling, more
A minor diameter down-hole hammer boundling for being referred to as sub- hammer is used in combination, it is therefore an objective to which inexpensive Drilling is bigger than son hammer diameter to be obtained
More rock pores.
Currently used boundling down-hole hammer is direct circulation down-hole hammer mostly.Feature is after driving son hammer piston impact does work
Residual air collects in the end of boundling down-hole hammer by the sub- bit central hole of sub- hammer, and carries boring mud along boundling down-hole hammer and hole
Annulus delivery port between wall and drilling rod and hole wall.
Currently also have and reacting cycle deslagging is turned using direct circulation boundling down-hole hammer.Feature is in direct circulation boundling down-hole hammer tail
Portion sets the closed disk between hole wall, by the carrying boring mud discharged along the annulus direct circulation between boundling down-hole hammer and hole wall
Residual air is imported in drilling rod, and through the passage discharge orifice mouth in drilling rod.
It is current to also have using reacting cycle boundling down-hole hammer.Feature is to set scum pipe in boundling down-hole hammer, passes through collection
The fluid damping effect in beam down-hole hammer outer barrel and hole wall and bottom hole gap is set close between boundling down-hole hammer and hole wall or bottom hole
The residual air for collecting in boundling down-hole hammer end carrying boring mud is imported the scum pipe set in boundling down-hole hammer, and passed through by seal apparatus
Passage discharge orifice mouth in drilling rod.
Currently used boundling down-hole hammer is the son hammer boundling combination that respective numbers and respective diameters are chosen by construction aperture
Into the boundling down-hole hammer of corresponding major diameter, each construction aperture must all correspond to the boundling down-hole hammer of manufacture respective diameters.
Urgent problem to be solved：
Firstth, the residual air of direct circulation boundling down-hole hammer huge to hole wall generation can be washed away, and constructing in soft stratum can cause
Reaming or collapse hole accident are particularly constructed in the weak soil for having stabilizing solution, circulation fluid or rich groundwater and are nearly impossible.
Even direct circulation boundling down-hole hammer turns reacting cycle deslagging or reacting cycle boundling down-hole hammer, there is also residual air and hole wall, bottom hole to connect
Touch problem of washing away, there is also the residual air leakages that sealing device and irregular hole wall or bottom hole cannot be sealed strictly to wash away problem.
Secondth, when rock face of constructing is rough and uneven in surface, the sub- drill bit having can be hanging, and hanging son hammer is caused to be stopped,
Working gas can leak from idle sub- hammer drill bit is in line, and system working pressure and flow is caused to decline, causes other works
The son hammer drilling efficiency of work is greatly reduced.
3rd, each construction aperture must all correspond to the boundling down-hole hammer for preparing respective diameters, and cost is huge.
The content of the invention
The purpose of the present invention is to provide a kind of combination reducing injection Pump breath countercirculate boundling down-hole hammer, solves current boundling
Hole wall is washed away down-hole hammer residual air and the in line problem that leaks of working gas, and passes through and combine reducing reduction boundling down-hole hammer cost.
In order to achieve the above object, the present invention is realized using following technical scheme：
A kind of combination reducing injection Pump breath countercirculate boundling down-hole hammer, including sub- hammer, the female hammer of boundling and clustering ring hammer.
Anvil column is installed, anvil column, which is provided with, radially to be penetrated through the axial anvil column gas vent not penetrated through, adds under the sub- hammer in cutting ferrule
Work has is slidingly sealed installation between anvil column boss and lower cutting ferrule with sealing ring is axially limited.Outer tube is radially provided with outer tube row
Stomata can simultaneously be connected with anvil column gas vent, and when anvil column slides into lower dead center, anvil column boss is by closed outer casing pipe gas vent.Anvil column quilt
Strike end corresponds to piston strike end, hit end correspond to sub- drill bit by hit end.
The outer cover and inner cover coaxial package of the female hammer of the boundling, one end welding top plate other end welding boundling down-hole hammer method
Orchid, and be connected with connection bolt by drilling rod flange with double-wall drill pipe, outer cover radially welds outer air supply pipe.Distinguish at dreg inhaling pipe both ends
It is welded with top plate and bottom plate, outer barrel both ends are welded respectively with top plate and bottom plate.Top plate is provided with distribution duct, external admission hole, pin hole
Top plate venthole corresponding with nozzle location.Top plate is being provided with top plate slag absorbing hole with dreg inhaling pipe correspondence position, is being connected with outer barrel
One side son hammer correspondence position is provided with sub- hammer plug-in opening, sub- hammer plug-in opening and distribution hole link, and nozzle and top plate venthole are coaxial
Installation.Bottom plate is provided with sub- hammer mounting hole corresponding with son hammer position and is provided with bottom plate slag absorbing hole in dreg inhaling pipe correspondence position.It is described
Sub- hammer top connection is inserted into the son hammer plug-in opening of top plate by the son hammer mounting hole of son hammer through bottom plate, and passes through method with fastening bolt
Blue flange hole is fixedly mounted with bottom plate and top plate.Drill bit plate with bottom plate slag absorbing hole correspondence position be provided with drill bit plate slag absorbing hole,
Sub- drill bit mounting hole is being provided with sub- drill bit correspondence position, axially the limited son for being slidably mounted on drill bit plate bores sub- drill bit bayonet lock
In head mounting hole, drill bit plate is connected fixation with bottom plate with backing bolt.
The outer wall and inner wall coaxial package of the clustering ring hammer, one end and the cover board welding other end and ring hammer bottom plate welding,
Between welding ring peen plate.Cover board is provided with cover board air admission hole and cover board venthole and is welded respectively with air inlet pipe and air outlet pipe.Ring
Peen plate is provided with ring peen plate venthole and ring corresponding with sub- hammer position hammer distribution duct, ring peen plate venthole and air outlet pipe
Welding.Ring peen plate is being provided with the ring hammer hammer plug-in opening with ring hammer distribution hole link, ring hammer bottom towards ring hammer bottom plate one side
Plate is being provided with ring hammer hammer mounting hole with sub- hammer correspondence position.The ring hammer of the sub- hammer through ring hammer bottom plate hammers mounting hole into shape by son
It hammers into shape in the ring hammer hammer plug-in opening of top connection insertion ring peen plate, and bottom plate is hammered into shape with ring with the flange hole of fastening bolt through flange
It is fixedly mounted with ring peen plate.Ring peen plate extends radially through the fixed pin of outer wall and inner wall being provided with fixed pin correspondence position
Hole.Ring hammer drill head plate is being provided with ring hammer drill bit mounting hole with sub- drill bit correspondence position, and sub- drill bit is slided with bayonet lock is axially limited
In the ring hammer drill bit mounting hole of ring hammer drill head plate, ring hammer drill head plate is hammered backing bolt into shape with ring and is connected admittedly with ring hammer bottom plate
It is fixed.Son hammer no less than two, dreg inhaling pipe and the nozzle that the female hammer of the boundling is equipped with are no less than one, what the clustering ring hammer was equipped with
Son hammer and fixed pin are no less than two, the clustering ring hammer no less than one.
Preferably, in said combination reducing injection Pump breath countercirculate boundling down-hole hammer, the inner wall of the double-wall drill pipe inner tube
The tube chamber of four sections of variable cross-sections is processed to vertically, is from the big section transitions of drilling rod flange endoporus to the mixing of small bore respectively
The prismatic trunnion tube chamber of tube chamber, small bore, small bore are transitioned into the diffusion tube chamber and routine of the big section internal diameter of conventional inner tube
Manage the prismatic straight tube chamber in big section.
Preferably, in said combination reducing injection Pump breath countercirculate boundling down-hole hammer, the clustering ring hammer can coaxial package
It is outer in the female hammer of boundling.
Preferably, in said combination reducing injection Pump breath countercirculate boundling down-hole hammer, the clustering ring hammer can pass through fixation
The pin hole sold through the female hammer of fixed pin holes insertion boundling is connected as a single entity with the female hammer of boundling.
Preferably, in said combination reducing injection Pump breath countercirculate boundling down-hole hammer, the outer air supply pipe of the female hammer of the boundling
It can be connected respectively with the air inlet pipe of clustering ring hammer and air outlet pipe with external admission hole.
The present invention provides a kind of combination reducing injection Pump breath countercirculate boundling down-hole hammer：
When the female hammer of boundling works independently, outer air supply pipe and external admission hole are blocked.Working gas is from double-wall drill pipe inner tube and outer tube
Between annulus, enter the gas distributing chamber that is surrounded by outer cover, inner cover, boundling down-hole hammer flange and top plate through flange venthole,
Then sub- hammer driving piston impact acting is entered from distribution duct.The quilt of the strike end impact anvil column of the son hammer piston of impact acting
End is hit, is transferred by the power of anvil column, the strike end impact of anvil column is mounted on the sub- drill bit in drill bit plank drill bit mounting hole
By strike end, scar detritus is transferred to by the power of sub- drill bit.Residual air after acting is under the sealing process of sealing ring, from anvil column
Gas vent is discharged into the air storage chamber surrounded by outer barrel, top plate, bottom plate, sub- hammer outer wall and slag absorbing pipe outer wall through outer tube gas vent.
The residual air that air storage chamber collects is sprayed through top plate venthole from nozzle at high speeds, and the air-flow sprayed at a high speed is formed about negative pressure in nozzle.
Under negative pressure and the effect of atmospheric pressure or hydraulic pressure, in hole of constructing air or liquid through annulus between outer barrel and hole wall to drill bit plate with
Collect between construction bottom hole.Boring mud dust or liquid containing boring mud are carried under negative pressure and the effect of atmospheric pressure or hydraulic pressure, is inhaled through drill bit plate
Cinder hole, bottom plate slag absorbing hole, dreg inhaling pipe and top plate slag absorbing hole are inhaled into the sucking room surrounded by inner cover and top plate, and enter mixing tube
Chamber enters diffusion tube chamber after residual air mixes with spraying through trunnion tube chamber, from double-wall drill pipe inner tube after diffusion tube chamber slows down pressurization
Straight tube chamber delivery port.Group drill bit occurs vacantly, and anvil column slides into lower dead center therewith, and sub- hammer piston is stopped, anvil column
Boss closes outer tube gas vent, and idle sub- no working gas of hammer is in line to leak.
The passing away being made of top plate venthole, nozzle, mixing tube chamber, trunnion tube chamber, diffusion tube chamber peace straight tube chamber
The suction passage formed with drill bit plate slag absorbing hole, bottom plate slag absorbing hole, dreg inhaling pipe, top plate slag absorbing hole, sucking room, forms injection pumping
Reverse circulation system.The system does not have moving component, simple in structure energy saving, can make full use of the residual air after piston acting.It is whole
A process gases at high pressure closed cycle is not in contact with construction hole wall, thoroughly solves current boundling down-hole hammer residual air device to hole
Wall washes away problem.
When needing reducing in the construction hole that Drilling is more than the female hammer diameter of boundling, clustering ring hammer coaxial package is hammered into shape in boundling mother
Outside.It is connected as a single entity and transferred with the female hammer of boundling through the female pin hole hammered into shape of fixed pin holes insertion boundling that clustering ring is hammered into shape with fixed pin
Rotary torque and axial force, while by the outer air supply pipe of the female hammer of boundling and external admission hole respectively with the air inlet pipe of clustering ring hammer and going out
Tracheae connects.During work, air inlet pipe that the gas distributing chamber of working gas from the female hammer of boundling is hammered into shape through outer air supply pipe by clustering ring, cover board
The Huan Chui gas distributing chamber that air admission hole enters clustering ring hammer inner wall, outer wall, cover board and ring peen plate surround, and through ring hammer into shape distribution duct into
Enter sub- hammer driving piston impact acting.The strike end impact anvil column for the son hammer piston that impact is done work is hit end, passes through anvil column
Power transfer, sub- drill bit of the strike end of the anvil column impact in ring hammer drill head plate ring hammer drill bit mounting hole is hit
End, scar detritus is transferred to by the power of sub- drill bit.Residual air after acting is under the sealing process of sealing ring, from anvil column gas vent
The ring surrounded by ring hammer bottom plate, inner wall, outer wall, sub- hammer outer wall and ring peen plate, which is discharged into, through outer tube gas vent hammers air storage chamber into shape.
The residual air that ring hammer air storage chamber collects, the external admission hole through the female hammer of ring peen plate venthole, air outlet pipe and boundling are hammered into shape into boundling is female
Air storage chamber and the residual air of the female hammer of boundling converge.Realize reduces the purpose of boundling down-hole hammer cost by combining reducing.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, the present invention will be implemented below
Example or attached drawing needed to be used in the description of the prior art do simple introduction.Drawings discussed below is only one of the present invention
Embodiment, to those skilled in the art, can also be according to these on the premise of without involving an inventive effort
Attached drawing obtains other accompanying drawings.
Fig. 1 is the son hammer section signal that combination reducing provided in an embodiment of the present invention sprays Pump breath countercirculate boundling down-hole hammer
Figure.
Fig. 2 is the female hammer structure of boundling that combination reducing provided in an embodiment of the present invention sprays Pump breath countercirculate boundling down-hole hammer
Schematic diagram.
Fig. 3 is the female hammer section of boundling that combination reducing provided in an embodiment of the present invention sprays Pump breath countercirculate boundling down-hole hammer
Schematic diagram.
Fig. 4 is that the clustering ring that combination reducing provided in an embodiment of the present invention sprays Pump breath countercirculate boundling down-hole hammer hammers structure into shape
Schematic diagram.
Fig. 5 is that the clustering ring that combination reducing provided in an embodiment of the present invention sprays Pump breath countercirculate boundling down-hole hammer hammers section into shape
Schematic diagram.
Fig. 6 is the female hammer of boundling and collection that combination reducing provided in an embodiment of the present invention sprays Pump breath countercirculate boundling down-hole hammer
Beam ring hammer reducing combination diagrammatic cross-section.
In wherein Fig. 1-Fig. 6：
Son hammer 100；Top connection 101；Piston 102；Outer tube 103；Anvil column gas vent 104；Anvil column 105；Lower cutting ferrule 106；Sealing
Ring 107；Flange 108；Bayonet lock 109；Sub- drill bit 110；Flange hole 111；Fastening bolt 112；Outer tube gas vent 113；Anvil column is convex
Platform 114.
The female hammer 200 of boundling；Double-wall drill pipe 201；Outer tube 202；Inner tube 203；Connect bolt 204；Drilling rod flange 205；Boundling
Down-hole hammer flange 206；Gas distributing chamber 207；Outer air supply pipe 208；Outer cover 209；Inner cover 210；Top plate slag absorbing hole 211；Distribution duct
212；Top plate 213；Son hammer plug-in opening 214；Dreg inhaling pipe 215；Outer barrel 216；Bottom plate slag absorbing hole 217；Bottom plate 218；Drill bit plate slag absorbing
Hole 219；Sub- drill bit mounting hole 220；Backing bolt 221；Drill bit plate 222；Son hammer mounting hole 223；Air storage chamber 224；Pin hole 225；
External admission hole 226；Top plate venthole 227；Suck room 228；Nozzle 229；Flange venthole 230；Mix tube chamber 231；Trunnion pipe
Chamber 232；Diffusion tube chamber 233；Straight tube chamber 234.
Clustering ring hammer 300；Air inlet pipe 301；Fixed pin 302；Cover board air admission hole 303；Cover board 304；Huan Chui gas distributing chamber 305；
Ring hammer distribution duct 306；Ring hammer hammers plug-in opening 307 into shape；Ring hammer hammers mounting hole 308 into shape；Ring hammer drill bit mounting hole 309；Ring is hammered into shape
Backing bolt 310；Ring hammer drill head plate 311；Ring hammers bottom plate 312 into shape；Ring hammers air storage chamber 313 into shape；Outer wall 314；Inner wall 315；Ring peen plate
316；Ring peen plate venthole 317；Cover board venthole 318；Air outlet pipe 319；Fixed pin holes 320.
Specific embodiment
The embodiment of the invention discloses a kind of combination reducing injection Pump breath countercirculate boundling down-hole hammers, solve current boundling
Hole wall is washed away down-hole hammer residual air and the in line problem that leaks of working gas, and passes through and combine reducing and reduce boundling down-the-hole hammer out
This.
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Whole description.Embodiments described below is only one embodiment of the present of invention, is not all of embodiment.Based in the present invention
Embodiment, the every other implementation that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Refering to Fig. 1-Fig. 6, the embodiment of the present invention provides a kind of combination reducing injection Pump breath countercirculate boundling down-hole hammer, including
The female hammer 200 of son hammer 100, boundling and clustering ring hammer 300.
Specifically as shown in figs 1 to 6：
Anvil column 105 is installed, anvil column 105, which is provided with, radially penetrates through the axial anvil column row not penetrated through in described 100 times cutting ferrules of sub- hammer 106
Stomata 104 is machined between anvil column boss 114 and lower cutting ferrule 106 and limited is slidingly sealed installation with sealing ring 107 is axial.Housing
103 radial direction of pipe is provided with outer tube gas vent 113 and can be connected with anvil column gas vent 104, when anvil column 105 slides into lower dead center, anvil
Column boss 114 is by closed outer casing pipe gas vent 113.Anvil column 105 is corresponded to the strike end of piston 102, strike end by strike end and corresponds to
Sub- drill bit 110 is hit end.
The outer cover 209 and 210 coaxial package of inner cover of the female hammer 200 of the boundling, 213 other end of one end welding top plate welding collection
Beam down-hole hammer flange 206, and be connected with connection bolt 204 by drilling rod flange 205 with double-wall drill pipe 201, outer cover 209 radially welds
Connect outer air supply pipe 208.215 both ends of dreg inhaling pipe are welded respectively with top plate 213 and bottom plate 218,216 both ends of outer barrel respectively with top plate
213 and bottom plate 218 weld.Top plate 213 be provided with distribution duct 212, external admission hole 226, pin hole 225 and with 229 position pair of nozzle
The top plate venthole 227 answered.Top plate 213 is being provided with top plate slag absorbing hole 211 with 215 correspondence position of dreg inhaling pipe, is being connected with outer barrel 216
One side son hammer 100 correspondence positions be provided with sub- hammer plug-in opening 214, sub- hammer plug-in opening 214 is connected with distribution duct 212, nozzle 229 and
Top plate venthole 227 is co-axially mounted.Bottom plate 218 is provided with sub- hammer mounting hole 223 corresponding with 100 positions of son hammer and in dreg inhaling pipe
215 correspondence positions are provided with bottom plate slag absorbing hole 217.The son hammer mounting hole 223 of the sub- hammer 100 through bottom plate 218 will be on sub- hammer 100
Connector 101 is inserted into the son hammer plug-in opening 214 of top plate 213, and flange hole 111 and the bottom of flange 108 are passed through with fastening bolt 112
Plate 218 and top plate 213 are fixedly mounted.Drill bit plate 222 with 217 correspondence position of bottom plate slag absorbing hole be provided with drill bit plate slag absorbing hole 219,
Sub- drill bit mounting hole 220 is being provided with sub- 110 correspondence position of drill bit, sub- drill bit 110 is slidably mounted on axial be limited of bayonet lock 109
In the sub- drill bit mounting hole 220 of drill bit plate 222, drill bit plate 222 is connected fixation with backing bolt 221 with bottom plate 218.
The outer wall 314 and 315 coaxial package of inner wall of the clustering ring hammer 300, the other end and ring are welded in one end with cover board 304
Hammer bottom plate 312 weld, between welding ring peen plate 316.Cover board 304 is provided with cover board air admission hole 303 and cover board venthole 318 and divides
It is not welded with air inlet pipe 301 and air outlet pipe 319.Ring peen plate 316 be provided with ring peen plate venthole 317 and with sub- 100 position of hammer
Corresponding ring hammer distribution duct 306, ring peen plate venthole 317 is welded with air outlet pipe 319.Ring peen plate 316 is hammered into shape towards ring
312 one side of bottom plate is provided with ring hammer connect with ring hammer distribution duct 306 and hammers plug-in opening 307 into shape, ring hammer bottom plate 312 with sub- hammer
100 correspondence positions are provided with ring hammer hammer mounting hole 308.The ring hammer of the sub- hammer 100 through ring hammer bottom plate 312 hammers mounting hole into shape
308 hammer the ring hammer of sub- 100 top connection of hammer, 101 insertion ring peen plate 316 in plug-in opening 307 into shape, and are passed through with fastening bolt 112
The flange hole 111 of flange 108 hammers bottom plate 312 into shape with ring and ring peen plate 316 is fixedly mounted.Ring peen plate 316 with fixed pin 302
Correspondence position is radially provided with the fixed pin holes 320 through outer wall 314 and inner wall 315.Ring hammer drill head plate 311 with sub- drill bit 110
Correspondence position is provided with ring hammer drill bit mounting hole 309, and sub- drill bit 110 is slidably mounted on ring hammer bit with axial be limited of bayonet lock 109
In the ring hammer drill bit mounting hole 309 of plate 311, ring hammer drill head plate 311 is connected with ring hammer backing bolt 310 with ring hammer bottom plate 312
It is fixed.
The female hammer 200 of the boundling equipped son hammer 100 no less than two, dreg inhaling pipe 215 and nozzle 229 are no less than one,
The equipped son hammer 100 of the clustering ring hammer 300 and fixed pin 302 are no less than two, the clustering ring hammer 300 no less than one.
The inner wall of 201 inner tube 203 of double-wall drill pipe is processed to the tube chamber of four sections of variable cross-sections vertically, is from brill respectively
The prismatic trunnion tube chamber 232 of mixing tube chamber 231, small bore of the big section transitions of 205 endoporus of bar flange to small bore, small section
Face is transitioned into the prismatic straight tube chamber of diffusion tube chamber 233 and conventional 203 big section of inner tube of conventional 203 big section internal diameter of inner tube
234。
Clustering ring hammer 300 can coaxial package in outside the female hammer 200 of boundling.
The clustering ring hammer 300 can be inserted into the pin hole 225 of the female hammer 200 of boundling by fixed pin 302 through fixed pin holes 320
It is connected as a single entity with the female hammer 200 of boundling.
The outer air supply pipe 208 of the female hammer 200 of the boundling and external admission hole 226 can hammer 300 air inlet into shape with clustering ring respectively
Pipe 301 and air outlet pipe 319 connect.
Combination reducing injection Pump breath countercirculate boundling down-hole hammer disclosed by the embodiments of the present invention：
When the female hammer 200 of boundling works independently, outer air supply pipe 208 and external admission hole 226 are blocked.Working gas is from double-wall drill pipe
Annulus between 201 inner tubes 203 and outer tube 202 enters through flange venthole 230 and is dived by outer cover 209, inner cover 210, boundling
Then the gas distributing chamber 207 that drift flange 206 and top plate 213 surround rushes from distribution duct 212 into 100 driving piston 102 of son hammer
Hit acting.The strike end impact anvil column 105 for son 100 pistons 102 of hammer that impact is done work is hit end, passes through the power of anvil column 105
It transfers, the strike end of anvil column 105 impacts being hit for the sub- drill bit 110 being mounted in 222 sub- drill bit mounting hole 220 of drill bit plate
End, scar detritus is transferred to by the power of sub- drill bit 110.Residual air after acting is under the sealing process of sealing ring 107, from anvil column
Gas vent 104 is discharged into through outer tube gas vent 113 by outer barrel 216, top plate 213, bottom plate 218,100 outer wall of sub- hammer, dreg inhaling pipe 215
The air storage chamber 224 that outer wall surrounds.In the residual air that air storage chamber 224 collects, sprayed at a high speed from nozzle 229 through top plate venthole 227, it is high
The air-flow that speed sprays is formed about negative pressure in nozzle 229.Under negative pressure and the effect of atmospheric pressure or hydraulic pressure, air or liquid in hole of constructing
Body collects through annulus between outer barrel 216 and hole wall between drill bit plate 222 and construction bottom hole.Carry boring mud dust or liquid containing boring mud
Body is under negative pressure and the effect of atmospheric pressure or hydraulic pressure, through drill bit plate slag absorbing hole 219, bottom plate slag absorbing hole 217, dreg inhaling pipe 215 and top plate
Slag absorbing hole 211 is inhaled into the sucking room 228 surrounded by inner cover 210 and top plate 213, and into mixing tube chamber 231 with spraying residual air
Through trunnion tube chamber 232 into diffusion tube chamber 233 after mixing, from 201 inner tube of double-wall drill pipe after diffusion tube chamber 233 slows down pressurization
203 234 delivery port of straight tube chamber.Group drill bit 110 occurs vacantly, and anvil column 105 slides into lower dead center, sub- hammer 100 therewith
Piston 102 is stopped, and anvil column boss 114 closes outer tube gas vent 113, and idle sub- hammer 100 does not have working gas
It is in line to leak.
By top plate venthole 227, nozzle 229, mixing tube chamber 231, trunnion tube chamber 232, the peaceful straight tube chamber of diffusion tube chamber 233
The passing away of 234 compositions and drill bit plate slag absorbing hole 219, bottom plate slag absorbing hole 217, dreg inhaling pipe 215, top plate slag absorbing hole 211, sucking
The suction passage that room 228 forms forms injection pumping reverse circulation system.The system does not have moving component, saving energy simple in structure
Source can make full use of the residual air after the acting of piston 102.Spray Pump breath countercirculate process gases at high pressure closed cycle, not with construction
Hole wall is in contact, and thoroughly solves the problems, such as that current boundling down-hole hammer residual air washes away hole wall.
When needing reducing in the construction hole that Drilling is more than boundling 200 diameters of female hammer, clustering ring is hammered into shape 300 coaxial packages in collection
Outside the female hammer 200 of beam.The pin hole 225 of the female hammer 200 of boundling is inserted into the fixed pin holes 320 of fixed pin 302 through clustering ring hammer 300
It is connected as a single entity with the female hammer 200 of boundling and transfers rotary torque and axial force, while boundling mother is hammered into shape to 200 208 He of outer air supply pipe
External admission hole 226 is connected respectively with the air inlet pipe 301 of clustering ring hammer 300 and air outlet pipe 319.During work, working gas is from boundling
The gas distributing chamber 207 of mother's hammer 200 hammers 300 air inlet pipe 301 into shape through outer air supply pipe 208 by clustering ring, cover board air admission hole 303 enters collection
The Huan Chui gas distributing chamber 305 that 300 inner walls 315 of beam ring hammer, outer wall 314, cover board 304 and ring peen plate 316 surround, and hammer distribution into shape through ring
Acting is impacted in duct 306 into 100 driving piston 102 of son hammer.The strike end impact anvil of son 100 pistons 102 of hammer of impact acting
Column 105 is hit end, is transferred by the power of anvil column 105, and the strike end impact of anvil column 105 is mounted on 311 ring of ring hammer drill head plate
Sub- drill bit 110 in hammer drill bit mounting hole 309 by strike end, scar detritus is transferred to by the power of sub- drill bit 110.Acting
Residual air afterwards is discharged into through outer tube gas vent 113 from anvil column gas vent 104 under the sealing process of sealing ring 107 and hammers bottom into shape by ring
The ring hammer air storage chamber 313 that plate 312, inner wall 315, outer wall 314,100 outer wall of sub- hammer and ring peen plate 316 surround.Gas storage is hammered into shape in ring
The residual air that room 313 is collected, the external admission hole 226 through the female hammer 200 of ring peen plate venthole 317, air outlet pipe 319 and boundling, enters
The air storage chamber 224 of the female hammer 200 of boundling and the residual air of the female hammer 200 of boundling are converged.Realize reduces boundling down-the-hole by combining reducing
This purpose hammer out.
Claims (5)
1. a kind of combination reducing injection Pump breath countercirculate boundling down-hole hammer, including sub- hammer（100）, the female hammer of boundling（200）And boundling
Ring is hammered into shape（300）；It is characterized in that, the sub- hammer（100）Lower cutting ferrule（106）Anvil column is inside installed（105）, anvil column（105）It is provided with
Radially penetrate through the axial anvil column gas vent not penetrated through（104）, be machined with anvil column boss（114）And lower cutting ferrule（106）Between with close
Seal ring（107）Axial be limited is slidingly sealed installation, outer tube（103）Radially it is provided with outer tube gas vent（113）It and can be with anvil column
Gas vent（104）Connection, anvil column（105）When sliding into lower dead center, anvil column boss（114）By closed outer casing pipe gas vent（113）,
Anvil column（105）Piston is corresponded to by strike end（102）Strike end, strike end correspond to sub- drill bit（110）By strike end；The collection
The female hammer of beam（200）Outer cover（209）With inner cover（210）Coaxial package, one end welding top plate（213）The other end welds boundling down-the-hole
Hammer flange into shape（206）, and with connection bolt（204）Pass through drilling rod flange（205）With double-wall drill pipe（201）Connection, outer cover（209）Footpath
The air supply pipe outside welding（208）, dreg inhaling pipe（215）Both ends respectively with top plate（213）And bottom plate（218）Welding, outer barrel（216）Two
End respectively with top plate（213）And bottom plate（218）Welding, top plate（213）It is provided with distribution duct（212）, external admission hole（226）, pin
Hole（225）With with nozzle（229）The corresponding top plate venthole in position（227）, top plate（213）With dreg inhaling pipe（215）Corresponding position
It puts and is provided with top plate slag absorbing hole（211）With outer barrel（216）Connect one side son hammer（100）Correspondence position is provided with sub- hammer plug-in opening
（214）, sub- hammer plug-in opening（214）With distribution duct（212）Connection, nozzle（229）With top plate venthole（227）It is co-axially mounted,
Bottom plate（218）It is provided with and is hammered into shape with son（100）The corresponding sub- hammer mounting hole in position（223）And in dreg inhaling pipe（215）Correspondence position is provided with
Bottom plate slag absorbing hole（217）, the sub- hammer（100）Through bottom plate（218）Son hammer mounting hole（223）By sub- hammer（100）Top connection
（101）It is inserted into top plate（213）Son hammer plug-in opening（214）It is interior, and use fastening bolt（112）Through flange（108）Flange hole
（111）With bottom plate（218）And top plate（213）It is fixedly mounted, drill bit plate（222）With bottom plate slag absorbing hole（217）Correspondence position is opened
There is drill bit plate slag absorbing hole（219）, with sub- drill bit（110）Correspondence position is provided with sub- drill bit mounting hole（220）, sub- drill bit（110）
Use bayonet lock（109）Axial be limited is slidably mounted on drill bit plate（222）Sub- drill bit mounting hole（220）It is interior, drill bit plate（222）With support
Bottom fastening bolt（221）With bottom plate（218）Connection is fixed；The clustering ring hammer（300）Outer wall（314）With inner wall（315）Coaxial sleeve
Dress, one end and cover board（304）It welds the other end and hammers bottom plate into shape with ring（312）Welding, between welding ring peen plate（316）, cover board
（304）It is provided with cover board air admission hole（303）With cover board venthole（318）And respectively with air inlet pipe（301）And air outlet pipe（319）Weldering
It connects, ring peen plate（316）It is provided with ring peen plate venthole（317）With with sub- hammer（100）The corresponding ring hammer distribution duct in position
（306）, ring peen plate venthole（317）With air outlet pipe（319）Welding, ring peen plate（316）Bottom plate is being hammered into shape towards ring（312）One
Side is provided with and ring hammer distribution duct（306）The ring hammer hammer plug-in opening of connection（307）, ring hammer bottom plate（312）With sub- hammer（100）
Correspondence position is provided with ring hammer hammer mounting hole（308）, the sub- hammer（100）Bottom plate is hammered into shape through ring（312）Ring hammer hammer installation
Hole（308）By sub- hammer（100）Top connection（101）Insertion ring peen plate（316）Ring hammer hammer plug-in opening（307）It is interior, and with tightly
Fixing bolt（112）Through flange（108）Flange hole（111）Bottom plate is hammered into shape with ring（312）With ring peen plate（316）It is fixedly mounted,
Ring peen plate（316）With fixed pin（302）Correspondence position is radially provided with through outer wall（314）And inner wall（315）Fixed pin
Hole（320）, ring hammer drill head plate（311）With sub- drill bit（110）Correspondence position is provided with ring hammer drill bit mounting hole（309）, sub- brill
Head（110）Use bayonet lock（109）Axial be limited is slidably mounted on ring hammer drill head plate（311）Ring hammer drill bit mounting hole（309）It is interior,
Ring hammer drill head plate（311）Backing bolt is hammered into shape with ring（310）Bottom plate is hammered into shape with ring（312）Connection is fixed；The female hammer of the boundling（200）Match somebody with somebody
The son hammer of dress（100）No less than two, dreg inhaling pipe（215）And nozzle（229）No less than one, the clustering ring hammer（300）Match somebody with somebody
The son hammer of dress（100）And fixed pin（302）No less than two, the clustering ring hammer（300）No less than one.
2. combination reducing injection Pump breath countercirculate boundling down-hole hammer according to claim 1, which is characterized in that double-wall drill pipe
（201）Inner tube（203）Inner wall be processed to the tube chambers of four sections of variable cross-sections vertically, be from drilling rod flange respectively（205）Endoporus
Big section transitions to small bore mixing tube chamber（231）, the prismatic trunnion tube chamber of small bore（232）, small bore is transitioned into
Conventional inner tube（203）The diffusion tube chamber of big section internal diameter（233）With conventional inner tube（203）The prismatic straight tube chamber in big section
（234）.
3. combination reducing injection Pump breath countercirculate boundling down-hole hammer according to claim 1, which is characterized in that clustering ring is hammered into shape
（300）Can coaxial package hammer into shape in boundling is female（200）Outside.
4. the combination reducing injection Pump breath countercirculate boundling down-hole hammer according to claim 1 or 3, which is characterized in that boundling
Ring is hammered into shape（300）Fixed pin can be passed through（302）Through fixed pin holes（320）It is inserted into the female hammer of boundling（200）Pin hole（225）With boundling
Mother's hammer（200）It is connected as a single entity.
5. the combination reducing injection Pump breath countercirculate boundling down-hole hammer according to claim 1,3 or 4, which is characterized in that collection
The female hammer of beam（200）Outer air supply pipe（208）With external admission hole（226）It can be hammered into shape respectively with clustering ring（300）Air inlet pipe（301）
And air outlet pipe（319）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810127823.9A CN108104713A (en) | 2018-02-08 | 2018-02-08 | Combine reducing injection Pump breath countercirculate boundling down-hole hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810127823.9A CN108104713A (en) | 2018-02-08 | 2018-02-08 | Combine reducing injection Pump breath countercirculate boundling down-hole hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108104713A true CN108104713A (en) | 2018-06-01 |
Family
ID=62221991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810127823.9A Pending CN108104713A (en) | 2018-02-08 | 2018-02-08 | Combine reducing injection Pump breath countercirculate boundling down-hole hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108104713A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612472A (en) * | 2018-06-14 | 2018-10-02 | 东莞伊思美制衣有限公司 | A kind of reacting cycle formula list drill bit pneumatic down-hole hammer rotary digging environmental protection direct exhaust device |
| CN109281671A (en) * | 2018-11-16 | 2019-01-29 | 中国铁建重工集团有限公司 | A kind of low clearance vertical shaft lining equipment suitable for ground consisting of hard rock |
| CN110219596A (en) * | 2019-07-16 | 2019-09-10 | 张殿忠 | A kind of integrated cartridge type coring bit of down-hole hammer |
| CN112196460A (en) * | 2020-09-08 | 2021-01-08 | 李新形 | Underground continuous wall down-the-hole hammer grooving machine and using method thereof |
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2018
- 2018-02-08 CN CN201810127823.9A patent/CN108104713A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612472A (en) * | 2018-06-14 | 2018-10-02 | 东莞伊思美制衣有限公司 | A kind of reacting cycle formula list drill bit pneumatic down-hole hammer rotary digging environmental protection direct exhaust device |
| CN109281671A (en) * | 2018-11-16 | 2019-01-29 | 中国铁建重工集团有限公司 | A kind of low clearance vertical shaft lining equipment suitable for ground consisting of hard rock |
| CN109281671B (en) * | 2018-11-16 | 2024-05-07 | 中国铁建重工集团股份有限公司 | Low-clearance vertical shaft tunneling equipment suitable for hard rock stratum |
| CN110219596A (en) * | 2019-07-16 | 2019-09-10 | 张殿忠 | A kind of integrated cartridge type coring bit of down-hole hammer |
| CN112196460A (en) * | 2020-09-08 | 2021-01-08 | 李新形 | Underground continuous wall down-the-hole hammer grooving machine and using method thereof |
| WO2022052796A1 (en) * | 2020-09-08 | 2022-03-17 | 李新形 | Diaphragm wall down-the-hole hammer trenching machine and use method thereof |
| CN112196460B (en) * | 2020-09-08 | 2023-10-27 | 李新形 | Underground diaphragm wall down-the-hole hammer grooving machine and use method thereof |
| US11982157B2 (en) | 2020-09-08 | 2024-05-14 | Xinxing LI | Diaphragm wall down-the-hole hammer trenching machine and use method thereof |
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Application publication date: 20180601 |
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| WD01 | Invention patent application deemed withdrawn after publication |