CN2047717U - High-pressure efflux rockdrill - Google Patents
High-pressure efflux rockdrill Download PDFInfo
- Publication number
- CN2047717U CN2047717U CN 89207035 CN89207035U CN2047717U CN 2047717 U CN2047717 U CN 2047717U CN 89207035 CN89207035 CN 89207035 CN 89207035 U CN89207035 U CN 89207035U CN 2047717 U CN2047717 U CN 2047717U
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- hole
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- circular hole
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000011435 rock Substances 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 239000003814 drug Substances 0.000 claims description 10
- 229940079593 drug Drugs 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000005553 drilling Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 10
- 239000010962 carbon steel Substances 0.000 description 10
- 229910000851 Alloy steel Inorganic materials 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910001208 Crucible steel Inorganic materials 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model relates to a high-pressure water-jet rock drill for drilling holes. The rotary mechanism, the revolving mechanism, the valve mechanism, etc. of an existing rotary impact type rock drill are reserved, and a drill bit is improved; a water-jet nozzle is arranged on the edge of the drill bit; in addition, a high-pressure revolving sealing device is added. When a cutting tool is impacted to rapidity act with high frequency on a rock, simultaneously, the nozzle is rapidly closed with high frequency through the rock, the water-jet generates water hammer effect, and the water pressure is increased by about ten times. The advantages of a machinery cutting tool and the water-jet are adequately played through the high-pressure water-jet rock drill; the utility model has the advantages of high speed, simple structure and low cost under the conditions of low water pressure and small energy consumption.
Description
The utility model relates to a kind of rock drilling device, a kind of high-pressure water jet hammer drill of more specifically saying so.
The mechanical type hammer drill that generally uses now is impact type and impulse apparatus for rotary-impulse rock drill both at home and abroad, and rock mass is under the impact tool high-frequency is impacted, and nuclear is pulverized in very easy formation, but be difficult for running crack and form broken hole, drilling efficiency is low, and speed is slow, impact force is big, and rock breaking efficiency is poor." high-pressure water jet " magazine 1980.3~4 has been delivered one piece of " application test of high-pressure water jet on the mining machinery of colliery " literary composition, the blasthole drilling machine that the water jet of japan railway technical reseach institute research and impulse apparatus for rotary-impulse rock drill combine, its operating principle is: two nozzles are equipped with in the edge's (not on chisel edge) at bore bit, pressure is the leading bore bit cutting of the high-pressure water jet of 400MPa ring-shaped groove, and bore bit only impacts the eyeground that has ring-shaped groove, and high-pressure water jet plays a major role.And bore bit only plays the booster action of finishing eyelet, though this rig can improve rate of penetration, and the hydraulic pressure height, the high-tension apparatus costliness, it is also high to consume energy, and many problems are arranged in actual applications.
The purpose of this utility model just provides a kind of high-pressure water jet hammer drill, it has made full use of, and impact tool easily forms pulverizing nuclear and the easy running crack of water jet forms broken advantage of cheating, under the situation little in impact force, that hydraulic pressure is low, significantly improve cutter and advance speed, significantly reduce unit and cut a hole into energy consumption, and improve the bore bit life-span.
The purpose of this utility model is finished as follows: the slew gear that keeps impulse apparatus for rotary-impulse rock drill.Transmission mechanism, valve actuating mechanism etc. have small through hole on the chisel edge of bore bit, communicate with the circular hole of opening on the bore bit other end, bit shank and water pricker adopt and are fixedly connected, as high pressure rotary sealing axle, the high pressure rotary sealing is placed on the hammer drill afterbody with liquid drugs injection, adopts the side water inlet.
Description of drawings:
Accompanying drawing 1 is the utility model structural representation.
Accompanying drawing 2 is the utility model yi word pattern bore bit structure charts.
Accompanying drawing 3 is the utility model ball flute profile bore bit structure charts.
Accompanying drawing 4 is the utility model high pressure rotary sealing structure charts.
The utility model is described in further detail below in conjunction with accompanying drawing:
With reference to accompanying drawing 1,2: bore bit 2 is cylindric, one end is the plane, and open a dark circular hole along axis, being processed with one section corrugated thread on dark circular orifices, also can be reverse sawtooth shape screw thread or trapezoidal thread, other end welding-on in-line hard alloy head, the termination has secondary to fine away, have two oblique small sircle holes that communicate with the dark circular hole of planar ends on the center line of hard alloy head, the aperture is generally 0.5~2mm, and the best is 0.8~1.2mm.If bore bit 2 be bifurcation shape or cross or * the shape bore bit, then have oblique small sircle hole respectively on the center line of each chisel edge, it also communicates with the dark circular hole that end face is opened, and the small sircle hole aperture is 0.5~2mm, best 0.8~1.2mm, bore bit 2 usefulness carbon steel or alloy steel are made.Adapter sleeve 4 in a tubular form, along being processed with internal thread on the whole length in the hole of shaft centre line, screw thread is a corrugated thread, also can be reverse sawtooth shape screw thread or trapezoidal thread, makes with carbon steel or alloy steel.Drill steel 3 is the circular shaft shape, have a small through hole along shaft centre line, be used for leading to water under high pressure, the two ends of drill steel 3 are processed with external screw thread, it is matched with bore bit 2 and adapter sleeve 4, and screw thread is a corrugated thread, also can be reverse sawtooth shape screw thread or trapezoidal thread, near having four on the cylinder of screw thread groove is being installed, drill steel 3 usefulness steels are made.Bit shank 5 is the multidiameter shape, one pricker ear is arranged on it, also can use spline, respectively be with a cylinder in the both sides of pricker ear, wherein have a dark circular hole on the end cylinder end face, also be with a transition round platform and a small cylinder on the other end cylinder, be processed with one section screw thread on the small cylinder, match with adapter sleeve 4, screw thread is a corrugated thread, also can be reverse sawtooth shape screw thread or trapezoidal thread, communicate with dark circular hole that bit shank 5 usefulness steels are made along opening a small sircle hole on the shaft centre line of bit shank 5.Pinch cover 9 and be short cylindrical shape, an end is the plane, and other end end face is opened a cross groove, opens a pricker earhole that matches with pricker ear on the bit shank 5 along shaft centre line, and as pricker ear spline, then institute's perforate is a splined hole, pinch overlaps 9 usefulness alloy steels to make.It is tubular that bit shank cover 12 is short garden, makes on its cylinder that can be enclosed within bit shank 5, has a U-lag in the hole, and radially open hole, a garden communicate with U-lag on wall, makes with carbon steel or alloy steel.Turning set 11 profiles are the shaft gear shape, one external gear is arranged on it, one end band, one Cylinder of external gear, have one section than the Shen Yuan hole along center line, make bit shank cover 12 can be installed in the hole, wear the cross projection at the garden styletable, it is matched with an end face cross groove of pinching cover 9, one section pricker ear type groove is arranged in the Shen Yuan aperture, it is matched with pricker ear on the bit shank 5, it is identical with the Shen Yuan hole to open an inclined hole on the Cylinder wall, the other end band one less Cylinder of external gear is opened a Shen Yuan hole along center line, communicates with small garden hole in the middle of the Shen Yuan hole of opening on this Shen Yuan hole and the other end, turning set 11 usefulness alloy steels are made, guide pipe 8 is column, has a through hole along center line, and the one end has a convex shoulder, be used for making with carbon steel or non-ferrous metal the location.Head 13 is the garden tubulose, one end has external screw thread, open a Shen Yuan hole along shaft centre line, the other end is opened big Shen Yuan hole along shaft centre line, communicate with other end Shen Yuan hole, its side links to each other with reducer 32, head 13 cylinder iron or cast steel system, head covers 7 shapes such as hubcap, the one end is opened dark Da Yuan hole along center line, and it is threaded, the other end is opened a small garden hole and is communicated with the Da Yuan hole, and fairlead 8 is installed in the small garden hole, and an annular groove is arranged on its end face, dust cover 6 is installed on the groove, and head lid 7 usefulness carbon steel or alloy steel are made.Copper sheathing 17 in a tubular form, the one end side surface has the ring-type convex shoulder, play the role of positioning, be made of copper, connected body 14 is the garden tubulose, at its side band one garden annular projection near two ends, play the role of positioning, an end is opened big Shen Yuan hole and little Shen Yuan hole along center line, and the other end has a big chamfering and a garden annular concave platform, can make that convex shoulder is installed on the annular concave platform of garden on the copper sheathing 17, connected body 14 cylinder iron or cast steel make.Cylinder body 20 is the thin-walled tubulose, has a through hole along center line, drives a garden annular groove and waist shape oil storage tank at the middle part, hole, air distribution hole is arranged on sidewall and a hood 19 is installed, and cylinder body 20 usefulness alloy steels are made.Distribution body 23 profiles are post garden, garden platform shape, have through hole along center line, on through hole, have a groove, radially and axially have one " L " type hole, communicate with the air distribution hole of cylinder body 20, on the body of annular garden, have air inlet port, be connected with through hole, also have an air distribution hole, a distributing valve is housed on the air distribution hole, distribution body 23 1 ends match with cylinder body 20, cylinder iron or cast steel make.Piston 21 is made up of four different Cylinders of length diameter, fuse with the garden mast between big Cylinder on it and the little Cylinder, the other end of big Cylinder also is connected with a Cylinder, big Cylinder is installed in the cylinder body 20, little Cylinder is installed in the central through hole of distribution body 23, and piston 21 usefulness carbon steel or alloy steel are made.Liquid drugs injection 22 is elongated tubulars, the one end opening, and end sealing is radially opened two through holes up and down near the blind end end, and high-pressure hydraulic is entered in the centre bore of liquid drugs injection 22, and liquid drugs injection 22 usefulness seamless steel pipes are made.Handle body 24 is funnel-form, one Cylinder is arranged on it, one end is connected with the horn mouth of a hollow, one garden columnar projections is arranged in bell-mouthed side, open a hole and horn mouth intracavity inter-connection on it, horn mouth matches with distribution body 23 1 ends, the other end of Cylinder is the plane, opens one greatly than Shen Yuan hole and small garden hole along center line, and it is linked to each other with the horn mouth inner chamber, have two and an O type groove on big Shen Yuan hole and the small garden hole, be used for installing the O RunddichtringO, the Shen Yuan aperture also is processed with threaded one end, and a garden columnar projections is arranged on the Cylinder side, open hole, a garden on it and be connected with the Shen Yuan hole, handle body 24 cylinder iron or cast steel make.The high pressure rotary sealing is installed in the Shen Yuan hole of handle body 24, with reference to accompanying drawing 4: the high pressure rotary sealing is by hermetically sealed case 25, seal cover 26, fairlead 27, RunddichtringO 28,29 compositions such as grade are overlapped in water distribution, hermetically sealed case 25 is the garden column, the one end side surface has the hexagon projection, be close on the protruding Cylinder side and be processed with one section screw thread, with handle body 24 Shen Yuan aperture threads engaged, have one than the Shen Yuan hole along center line, the aperture is processed with one section screw thread, the other end is the plane, open a small garden hole along center line, liquid drugs injection 22 can be passed, small garden hole communicates with the Shen Yuan hole, on radially same cross section, hermetically sealed case 25 middle parts, open two through holes up and down, hermetically sealed case 25 usefulness carbon steel or alloy steel are made, water distribution is overlapped 29 profiles and is the garden column, open a small through hole along center line, on through hole, open one wide garden annular groove is arranged, on its garden cylinder, also correspondingly open a wide garden annular groove, on radially same cross section on the annular groove of garden, open two through holes up and down, be used for leading to water under high pressure, water distribution cover 29 usefulness carbon steel or alloy steel are made.Seal cover 26 is the end cap shape, and a Cylinder is arranged on it, and an end has a hexagon projection, on the Cylinder side, be processed with screw thread,, open a little garden through hole along the Cylinder center line with hermetically sealed case 25 Shen Yuan aperture threads engaged, make liquid drugs injection 22 pass seal cover 26, seal cover 26 usefulness carbon steel are made.Fairlead 27, bifurcation RunddichtringO 28, water distribution cover 29, bifurcation RunddichtringO 28, guide pipe 27 are sleeved in the Shen Yuan hole of hermetically sealed case 25 successively, the Shen Yuan aperture is fixing with seal cover 26, its middle part water pin 22 is set on together, and radial hole, the radial hole on the hermetically sealed case 25 on the radial hole on the liquid drugs injection 22, the water distribution cover 22 are corresponding, have formed rotary sealing.Bit shank cover 12 is contained on the Cylinder of afterbody of bit shank 5, the one end is close to the pricker ear on the bit shank 5, turning set 11 is sleeved on the bit shank cover 12, one end of band pricker ear shape slotted eye nestles up the pricker ear on the bit shank 5, the inclined hole of opening on the hole wall of garden is corresponding with bit shank cover 5 holes, garden of radially opening, pinching cover 9 is sleeved on the pricker ear, its band cross recess one end matches with turning set 11 crosses projection one end, then its one is contained in the head 13 that installs head cover 10, threaded port also is equipped with fairlead 8, its band protruding end nestles up the planar ends of pinching cover 9, head covers 7 and with threaded holely matches with head 13 threaded end, just in time clamping the Cylinder of guide pipe 8 in the small garden hole, a seal closure is installed in small garden hole end at head lid 7, one speed reducer 32 is installed in the other end side of head 13, its afterbody gear matches with the external gear of turning set 11, also be with a wind motor 18 on the reducer 32, the head of bit shank 5 links to each other with an end of drill steel 3 with adapter sleeve 4, the other end of drill steel 3 matches with threaded deep hole on the bore bit 2, in the big Shen Yuan hole of coupling sleeve 14 gasket ring 16 and lining 15 successively are installed, then it is sleeved on the little garden styletable of adapter sleeve 11, the projection of the side of connected body 14 matches with the not threaded end of head 13, copper sheathing 17 is sleeved on the Cylinder of piston 21 big Cylinder one sides, and then install in the small garden hole of connected body 14, its end is mutually close with the tail end face of bit shank 5, the central through hole that liquid drugs injection 22 passes piston 21 is inserted in the hole, afterbody garden of bit shank 5, dead with bit shank 5 welderings, cylinder body 20 is sleeved on the big Cylinder of piston 21, the one end matches with connected body 14 1 end faces, the side of cylinder body 20 also is installed with hood 19, the other end of cylinder body 20 links to each other with the end of distribution body 23, the little Cylinder of piston 21 is installed in the central through hole of distribution body 23, the other end of distribution body 23 matches with the horn mouth of handle body 24, the garden post of handle body 24 than in the Shen Yuan hole rotary seal being installed, admittedly change on the groove than mating face, Shen Yuan hole of sealing device and handle body 24 O RunddichtringO 30 arranged, 31, seal.
Shown in accompanying drawing 3: accompanying drawing 3 is a ball profile of tooth bore bit, profile is the garden column, one end is the plane, and have a Shen Yuan hole along shaft centre line, on the Shen Yuan hole, be processed with one section corrugated thread, also can be reverse sawtooth shape screw thread or trapezoidal thread, other end end face is a dome shape, welding-on has the several balls tooth on it, the material of ball tooth is a carbide alloy, opens the small garden hole that a Shen Yuan hole communicates on the center line of each ball tooth, and the diameter of small garden hole is between 0.5~2mm, be preferably 0.8~1.2mm, bore bit 2 is that carbon steel or alloy steel are made.
Water under high pressure is in handle body 24 water inlets enter the central through hole of high pressure rotary sealing and liquid drugs injection 22, centre bore by bit shank 5 and drill steel 3 is delivered to water under high pressure in the Shen Yuan hole of bore bit 2, on the chisel edge center line, have a small garden hole and communicate, make water under high pressure pass small garden hole and impact rock mass 1 with the Shen Yuan hole.Bore bit 2 high frequencies impact rock mass 1 rapidly, at first produce on rock mass 1 and pulverize nuclear and radial cracking, and the small garden hole on the chisel edge also high frequency is promptly closed by rock mass, makes water jet produce water hammer effect, and hydraulic pressure increases, and very easy expansion radial cracking forms broken hole.
The utlity model has following advantage: rock breaking mechanism is superior, bore bit easily forms pulverizes nuclear, the easy running crack of water jet, the broken hole of formation, comprehensively both advantages make in the situation that the utility model is little in impulsive force, hydraulic pressure is low, and rock breaking efficiency is good, and simple in structure, cost is low, and it is low to consume energy, the penetration rate height.
Claims (5)
1, a kind of high-pressure water jet hammer drill, the slew gear that has kept impulse apparatus for rotary-impulse rock drill, transmission mechanism, valve actuating mechanism etc., it is characterized in that: bore bit 2 is cylindric, one end is the plane, and open a dark circular hole along axis, on dark circular orifices, be processed with one section corrugated thread, also can be reverse sawtooth shape screw thread or trapezoidal thread, other end welding-on in-line hard alloy head, the termination has secondary to fine away, on the center line of hard alloy head, have two oblique small sircle holes that communicate with the dark circular hole of planar ends, the threaded dark circular hole that the planar ends of bore bit 2 is opened is connected with an end of drill steel 3, liquid drugs injection 22 adopts with bit shank 5 fixedlys connected, and in the dark circular hole of the cylinder of handle body 24 rotary seal is installed, and in the groove on the dark circular hole mating face of rotary seal and handle body 24 O RunddichtringO 30 is housed, 31.
2, high-pressure water jet hammer drill according to claim 1, it is characterized in that described bore bit 2 if bifurcation shape or cross or * chisel edge of shape, then on the center line of each chisel edge, have oblique small sircle hole respectively, it also communicates with the dark circular hole that end face is opened.
3, high-pressure water jet hammer drill according to claim 1, it is characterized in that described bore bit 2 is ball profile of tooth bore bits, it is cylindric that profile is, and an end is the plane, and have a dark circular hole along shaft centre line, on dark circular hole, be processed with one section corrugated thread, also can be reverse sawtooth shape screw thread or trapezoidal thread, other end end face be a dome shape, and welding-on has the several balls tooth on it, the material of ball tooth is a carbide alloy, opens a small sircle hole that communicates with dark circular hole on the center line of each ball tooth.
4, according to claim 1,2 or 3 described high-pressure water jet hammer drill, it is characterized in that the diameter of the oblique small sircle hole opened on the described bore bit 2 is 0.5~2mm, be preferably 0.8~1.2mm.
5, high-pressure water jet hammer drill according to claim 1, it is characterized in that described rotary seal is by hermetically sealed case 25, seal cover 26, fairlead 27, bifurcation RunddichtringO 28,29 compositions such as grade are overlapped in water distribution, hermetically sealed case 25 is cylindric, the one end side surface has the hexagon projection, nestle up on the protruding cylinder side and be processed with one section screw thread, have dark circular hole along the cylinder center line, the aperture is processed with one section screw thread, the other end is the plane, opening a small sircle hole along center line communicates with dark circular hole, on radially same cross section, hermetically sealed case 25 middle parts, open two through holes up and down, on through hole, have a wide garden annular groove, on radially same cross section on the annular groove of garden, open two through holes up and down, seal cover 26 is the end cap shape, one cylinder is arranged on it, one end has a hexagon projection, on the cylinder side, be processed with screw thread, with hermetically sealed case 25 dark circular orifices threads engaged, open a little round tube hole along the cylinder center line, fairlead 27, bifurcation RunddichtringO 28, water distribution cover 29, bifurcation RunddichtringO 28, fairlead 27 is sleeved in the dark circular hole of hermetically sealed case 25 successively, dark circular orifices is fixing with seal cover 26, and its middle part water pin 22 is set on together.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 89207035 CN2047717U (en) | 1989-05-09 | 1989-05-09 | High-pressure efflux rockdrill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 89207035 CN2047717U (en) | 1989-05-09 | 1989-05-09 | High-pressure efflux rockdrill |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2047717U true CN2047717U (en) | 1989-11-15 |
Family
ID=4863961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 89207035 Withdrawn CN2047717U (en) | 1989-05-09 | 1989-05-09 | High-pressure efflux rockdrill |
Country Status (1)
Country | Link |
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CN (1) | CN2047717U (en) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101338650B (en) * | 2008-08-07 | 2011-03-16 | 中国人民解放军理工大学工程兵工程学院 | Pre-mixed abrasive high pressure water-jet boring device |
US8074740B2 (en) | 2008-02-22 | 2011-12-13 | Roussy Raymond J | Method and system for installing cast-in-place concrete piles with a sonic drill and a removable or retrievable drill bit |
US8118115B2 (en) | 2008-02-22 | 2012-02-21 | Roussy Raymond J | Method and system for installing geothermal heat exchangers, micropiles, and anchors using a sonic drill and a removable or retrievable drill bit |
US8132631B2 (en) | 2005-02-28 | 2012-03-13 | Roussy Raymond J | Method of geothermal loop installation |
US8136611B2 (en) | 2005-02-28 | 2012-03-20 | Roussy Raymond | Method and system for installing micropiles with a sonic drill |
CN102465712A (en) * | 2010-11-15 | 2012-05-23 | 湖南汉寿中煤科技有限公司 | Drilling-cutting-linked coal layer gas drainage and outburst prevention system and method based on ultra-long drilling and high-pressure water jetting |
US8210281B2 (en) | 2005-02-28 | 2012-07-03 | Roussy Raymond | Method and system for installing geothermal transfer apparatuses with a sonic drill |
CN103216226A (en) * | 2012-01-21 | 2013-07-24 | 刘素华 | Water-jet cutting and impacting mining machine |
CN103850645A (en) * | 2013-11-06 | 2014-06-11 | 福州德格索兰机械有限公司 | YYT29A machine head |
CN105239928A (en) * | 2015-09-18 | 2016-01-13 | 中国矿业大学 | Ultrahigh-pressure rotary abrasive water jet drilling machine |
CN105840829A (en) * | 2016-04-11 | 2016-08-10 | 中国矿业大学 | Impact-rotary high-pressure sealing device |
WO2018223421A1 (en) * | 2017-06-09 | 2018-12-13 | 中国矿业大学 | Pneumatic self-propelled ultrahigh-pressure-pulsed-jet auxiliary impacting rock-breaking equipment |
CN114109429A (en) * | 2021-11-11 | 2022-03-01 | 山东大学 | Water jet assisted rock breaking system for rock drilling jumbo and working method of water jet assisted rock breaking system |
-
1989
- 1989-05-09 CN CN 89207035 patent/CN2047717U/en not_active Withdrawn
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8132631B2 (en) | 2005-02-28 | 2012-03-13 | Roussy Raymond J | Method of geothermal loop installation |
US8136611B2 (en) | 2005-02-28 | 2012-03-20 | Roussy Raymond | Method and system for installing micropiles with a sonic drill |
US8210281B2 (en) | 2005-02-28 | 2012-07-03 | Roussy Raymond | Method and system for installing geothermal transfer apparatuses with a sonic drill |
US8074740B2 (en) | 2008-02-22 | 2011-12-13 | Roussy Raymond J | Method and system for installing cast-in-place concrete piles with a sonic drill and a removable or retrievable drill bit |
US8118115B2 (en) | 2008-02-22 | 2012-02-21 | Roussy Raymond J | Method and system for installing geothermal heat exchangers, micropiles, and anchors using a sonic drill and a removable or retrievable drill bit |
CN101338650B (en) * | 2008-08-07 | 2011-03-16 | 中国人民解放军理工大学工程兵工程学院 | Pre-mixed abrasive high pressure water-jet boring device |
CN102465712B (en) * | 2010-11-15 | 2015-01-28 | 湖南汉寿中煤科技有限公司 | Drilling-cutting-linked coal layer gas drainage and outburst prevention system and method based on ultra-long drilling and high-pressure water jetting |
CN102465712A (en) * | 2010-11-15 | 2012-05-23 | 湖南汉寿中煤科技有限公司 | Drilling-cutting-linked coal layer gas drainage and outburst prevention system and method based on ultra-long drilling and high-pressure water jetting |
CN103216226A (en) * | 2012-01-21 | 2013-07-24 | 刘素华 | Water-jet cutting and impacting mining machine |
CN103850645A (en) * | 2013-11-06 | 2014-06-11 | 福州德格索兰机械有限公司 | YYT29A machine head |
CN105239928A (en) * | 2015-09-18 | 2016-01-13 | 中国矿业大学 | Ultrahigh-pressure rotary abrasive water jet drilling machine |
CN105840829A (en) * | 2016-04-11 | 2016-08-10 | 中国矿业大学 | Impact-rotary high-pressure sealing device |
CN105840829B (en) * | 2016-04-11 | 2017-08-18 | 中国矿业大学 | One kind impact rotary high pressure sealing device |
WO2018223421A1 (en) * | 2017-06-09 | 2018-12-13 | 中国矿业大学 | Pneumatic self-propelled ultrahigh-pressure-pulsed-jet auxiliary impacting rock-breaking equipment |
AU2017393408B2 (en) * | 2017-06-09 | 2019-03-21 | China University Of Mining And Technology | Pneumatic self-propelled impact rock breaking device with the assistance of ultra-high-pressure pulsed jet flow |
CN114109429A (en) * | 2021-11-11 | 2022-03-01 | 山东大学 | Water jet assisted rock breaking system for rock drilling jumbo and working method of water jet assisted rock breaking system |
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