CN109707305A - A kind of super burn formula single-acting Hydro-Hammer Drilling Tool and impact rotating method - Google Patents
A kind of super burn formula single-acting Hydro-Hammer Drilling Tool and impact rotating method Download PDFInfo
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- CN109707305A CN109707305A CN201910106094.3A CN201910106094A CN109707305A CN 109707305 A CN109707305 A CN 109707305A CN 201910106094 A CN201910106094 A CN 201910106094A CN 109707305 A CN109707305 A CN 109707305A
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- piston
- epicoele
- mixing chamber
- spring
- control
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- 238000005553 drilling Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000000446 fuel Substances 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 12
- 238000004880 explosion Methods 0.000 claims abstract description 6
- 239000003570 air Substances 0.000 claims description 23
- 239000011435 rock Substances 0.000 claims description 18
- 239000004575 stone Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
Abstract
A kind of super burn formula single-acting Hydro-Hammer Drilling Tool and impact rotating method, the drilling tool includes shell, control piston, piston spring, mixing chamber, control spring, piston, epicoele and drill hammer, piston is controlled across mixing chamber and epicoele, active tunnel on control piston can be passed through epicoele with the blow vent connection on shell will mix indoor mixed gas, control piston and piston are fixedly installed with control spring and piston spring respectively, and the piston rod of piston is with shell by being threadedly engaged；This method mainly by mixing chamber leads to upper intracavitary fuel and mixes with air gas explodes under stress, and under the moment impact effect that explosion generates, piston driving drill hammer carries out impact rotating detritus.Pass through the supply on-off of epicoele and control spring force and the difference control epicoele fuel for mixing room pressure.The gas generated that explodes can return to ground completion chip removal work on cutting carring.
Description
Technical field
The present invention relates to a kind of bottom hole impact rotating detritus drilling tool, in particular to a kind of impact rotating method.
Background technique
Fine and close hard rock is often encountered in drilling project, this rock is difficult under general revolution abrasive action
Volumetric fracture is formed, so that drilling efficiency is lower, and drill bit is easy to skid in bottom hole.The drilling tool being usually used under this operating condition is more
To impact detritus drilling tool, for example, pneumatic down-hole hammer, hydraulic in-the-hole hammer etc., they are the release by gas or liquid high pressure
Carry out device to hole bed rock stone and generates percussion.Chinese patent CN104481395A Pneumatic immpacting method or CN202937185U,
The hydraulic impacters such as CN107605396A are the high pressures using liquid or gas as impact energy, but this impact energy
The process of release needs of short duration time integral, so that the working time of collision to rock is long；On the other hand, simple to impact
Effect is only capable of device to hole bed rock stone and generates broken cave, therefore the rock between adjacent broken cave cannot be abolished completely, namely be not achieved
To the shearing-crushing effect of rock.For fine and close solid rock, the impact energy release of moment is crushed with rotary shear couples energy
Be conducive to fractured rock, therefore the release duration for how reducing impact energy has large effect to the crushing effect of rock.
Summary of the invention
The present invention, which provides a kind of super burn formula single-acting Hydro-Hammer Drilling Tool and impact rotating method, the drilling tool, can couple height
Can moment impact and gyroscopic action, be greatly reduced the release duration of impact energy, so device to hole bed rock stone generate high energy impact and
The detritus efficiency to fine and close solid rock can be improved in shear action, the drilling tool.
The present invention is acted on using the moment high energy impact that the compression ignition explosion of fuel generates, relative to pneumatically or hydraulically impactor
The release duration and drill hammer that impact energy can be greatly reduced are to the effect duration of rock；It acts on and is driven by screw thread whereby
Dynamic drill hammer revolution, and then device to hole bed rock stone applies shear cracking action, this high energy moment impact and revolution are coupled energy
Enough to the crushing effect for greatly improving device to hole bed rock stone.
A kind of super burn formula single-acting Hydro-Hammer Drilling Tool includes shell, control piston, piston spring, mixing chamber, control
Spring, limited block, piston, epicoele and drill hammer；
The mixing chamber is located in shell, and mixing chamber is passed through in mixing chamber in epicoele top, oil inlet and air inlet, fuel
It can be entered in mixing chamber by oil inlet with air inlet with air and be mixed, the admission pressure of air and fuel can be kept in mixing chamber
Pressure to be in setting horizontal.
The control upper piston area is located in mixing chamber, and lower part is located in epicoele, and control spring is mounted under control piston
End, when upper cavity pressure is lower, control piston can be kept in lower position and be located at limit by the elastic force for controlling spring
On block.
It is provided with active tunnel in the middle part of the control piston, 4-6 blow vent is symmetrically provided in the shell below limited block, when
For control piston when being in lower position under controlling spring force effect, active tunnel can be by blow vent connection, and then will mix
Indoor mixed gas is passed through intracavitary.
The piston is fixedly installed with piston spring, can rely on piston bullet when piston moves downward to extreme position
Spring is moved upwards reset.
The shell is provided with 4-6 exhaust duct in piston spring surrounding, and exhaust duct is used to epicoele internal pressure firing fried generation
Gas drain into bottom hole with purge hole landwaste.
The piston rod and shell of the piston are to be threadedly engaged, it can be achieved that rotary motion above and below piston.
A kind of impact rotating method of super burn formula single-acting Hydro-Hammer Drilling Tool:
First to transfer super burn formula single-acting Hydro-Hammer Drilling Tool to bottom hole, by ground auxiliary device by air inlet and into
Hydraulic fluid port mixes in mixing chamber to a certain proportion of air of mixing chamber injection and fuel, air and fuel and keeps certain pressure.It is mixed
It closes indoor mixed gas and epicoele is entered by blow vent and active tunnel.Super burn formula single-acting is rushed by drilling tool entirety drilling machine
Rotary drilling bits pressure is hit, piston will move upwards relative to drilling tool and compress upper intracavitary mixed gas, when upper intracavitary pressure
More than control spring elastic force with mix room pressure and when, control piston upwards, active tunnel gradually cuts with blow vent
It is disconnected；Upper intracavitary mixed gas is exploded when reaching compression ignition pressure, upper intracavitary pressure moment reach maximum and push piston to
For lower rotary motion with impact shear bottom hole rock, piston moves downward is gradually exposed to exhaust duct upper intracavitary, generation of exploding
Gas drains into bottom hole by exhaust duct and cutting carring returns to earth's surface on the annular gap of stratum and drilling tool.With explosion gas
Discharge, upper intracavitary pressure gradually decreases, when upper intracavitary pressure lower than control spring force with mix room pressure and when,
Control spring pushes control piston downlink to enter epicoele by active tunnel and blow vent connection, to mix indoor gas at this time
It is interior；Meanwhile piston is in lower position and moves upwards reset under piston spring effect and compress the mixing of upper intracavitary entrance
Gas.It loops back and forth like this to realize and act on impact rotating of the drill hammer to bottom hole.
Detailed description of the invention
Fig. 1 is the piston upper limit position schematic diagram of super burn formula single-acting Hydro-Hammer Drilling Tool.
Fig. 2 is super burn formula single-acting Hydro-Hammer Drilling Tool piston lower position schematic diagram.
In figure: the stratum 1-, 2- shell, 3- control piston, 4- limited block, 5- piston, 6- piston spring, 7- exhaust duct, 8-
Drill hammer, 9- oil inlet, 10- air inlet, 11- mixing chamber, 12- active tunnel, 13- blow vent, 14- control spring, on 15-
Chamber, 16- piston rod.
Specific embodiment
It please refers to shown in Fig. 1 and Fig. 2, a kind of super burn formula single-acting Hydro-Hammer Drilling Tool, includes shell 2, control piston
3, piston spring 6, mixing chamber 11, control spring 14, limited block 4, piston 5, epicoele 15 and drill hammer 8；
The mixing chamber 11 is located in shell 2, and mixing chamber 11 is passed through mixed in 15 top of epicoele, oil inlet 9 with air inlet 10
Interior is closed, fuel and air, which can be entered in mixing chamber 11 by oil inlet 9 with air inlet 10, to be mixed, the air inlet pressure of air and fuel
Power can keep the pressure in mixing chamber 11 to be in setting level.
Control 3 top of piston is located in mixing chamber 11, and lower part is located in epicoele 15, and control spring 14 is mounted on control piston
3 lower ends, when pressure is lower in epicoele 15, control piston 3 can be kept in lower position and be sat by the elastic force for controlling spring 14
It falls on limited block 4.
It is provided with active tunnel 12 in the middle part of control piston 3, is symmetrically provided with 4~6 blow vents in the shell 2 of 4 lower section of limited block
13, when controlling piston 3 when being in lower position under controlling the effect of 14 elastic force of spring, active tunnel 12 can be by blow vent 13
It is logical, and then the mixed gas in mixing chamber 11 is passed through in epicoele 15.
The shell 2 is provided with 4~6 exhaust ducts 7 in 6 surrounding of piston spring, and exhaust duct 7 is for firing 15 internal pressure of epicoele
The fried gas generated drains into bottom hole with purge hole landwaste.
The piston rod 16 and shell 2 of the piston 5 are to be threadedly engaged, it can be achieved that about 5 rotary motion of piston.
A kind of impact rotating method of super burn formula single-acting Hydro-Hammer Drilling Tool:
It is first to transfer super burn formula single-acting Hydro-Hammer Drilling Tool to fine and close firm hard formation bottom hole, by the attached air compressor machine in ground
And oil pump injects the air and fuel that ratio is 2:1 to mixing chamber 11 by air inlet 10 and oil inlet 9, air and fuel are mixed
Closing room 11 and mixing and keep pressure is 0.2MPa.Mixed gas in mixing chamber 11 is entered by blow vent 13 and active tunnel 12
Epicoele 15.It is integrally pressed to super burn formula single-acting Hydro-Hammer Drilling Tool by drilling tool, piston 5 will move upwards simultaneously relative to drilling tool
Compress epicoele 15 in mixed gas, when the pressure in epicoele 15 be more than control spring 14 elastic force and mixing chamber 11 in pressure and
When, control piston 3 moves upwards, and active tunnel 12 is gradually cut off with blow vent 13；Mixed gas reaches compression ignition pressure in epicoele 15
It explodes when power, the pressure moment in epicoele 15 reaches maximum and pushes the downward rotary motion of piston 5 with impact shear bottom hole
Rock, piston 5, which moves downward, is gradually exposed to exhaust duct 7 in epicoele 15, and the gas for generation of exploding drains into hole by exhaust duct 7
Simultaneously cutting carring returns to earth's surface on the annular gap of stratum and drilling tool at bottom.Pressure with the discharge of explosion gas, in epicoele 15
Power gradually decreases, when the pressure in epicoele 15 lower than control 14 elastic force of spring and mixing chamber 11 in pressure and when, control spring 14
Push control 3 downlink of piston with by active tunnel 12 and 13 connection of blow vent, the gas in mixing chamber 11 enters epicoele 15 at this time
It is interior；Meanwhile piston 5 is in lower position and moves upwards reset under the effect of piston spring 6 and compress and enters in epicoele 15
Mixed gas.It loops back and forth like this to realize and act on impact rotating of the drill hammer to bottom hole.
Claims (2)
1. a kind of super burn formula single-acting Hydro-Hammer Drilling Tool, it is characterised in that: including shell (2), control piston (3), piston bullet
Spring (6), mixing chamber (11), control spring (14), limited block (4), piston (5), epicoele (15) and drill hammer (8)；
The mixing chamber (11) is located in shell (2), and mixing chamber (11) is in epicoele (15) top, oil inlet (9) and air inlet
(10) it is passed through in mixing chamber, fuel and air, which can be entered in mixing chamber (11) by oil inlet (9) with air inlet (10), to be mixed, empty
It is horizontal that the admission pressure of gas and fuel can keep the pressure in mixing chamber (11) to be in setting；
The control piston (3) top is located in mixing chamber (11), and lower part is located in epicoele (15), and control spring (14) is mounted on
Piston (3) lower end is controlled, when epicoele (15) interior pressure is lower, the elastic force for controlling spring (14) can keep control piston (3)
In lower position and it is located on limited block (4)；
It is provided with active tunnel (12) in the middle part of the control piston (3), 4-6 is symmetrically provided in the shell (2) below limited block (4)
Blow vent (13), when controlling piston (3) when being in lower position under controlling the effect of spring (14) elastic force, active tunnel (12) can
It is passed through in epicoele (15) by blow vent (13) connection, and then by the mixed gas in mixing chamber (11)；
The shell (2) is provided with 4-6 exhaust duct (7) in piston spring (6) surrounding, and exhaust duct (7) is used for will be in epicoele (15)
The gas that compression ignition explosion generates drains into bottom hole with purge hole landwaste；
The piston rod (16) of the piston (5) and shell (2) are to be threadedly engaged, it can be achieved that piston (5) rotary motion up and down.
2. a kind of impact rotating method of super burn formula single-acting Hydro-Hammer Drilling Tool described in claim 1, it is characterised in that: first will
Super burn formula single-acting Hydro-Hammer Drilling Tool is transferred to bottom hole, from ground auxiliary device by air inlet (10) and oil inlet (9) to
Mixing chamber (11) injects a certain proportion of air and fuel, air and fuel and mixes in mixing chamber (11) and keep certain pressure；
Mixed gas in mixing chamber (11) enters epicoele (15) by blow vent (13) and active tunnel (12)；It is integrally bored by drilling tool
Machine presses to super burn formula single-acting Hydro-Hammer Drilling Tool, and piston (5) will be moved upwards relative to drilling tool and be compressed in epicoele (15)
Mixed gas, when the pressure in epicoele (15) be more than control spring (14) elastic force and mixing chamber (11) interior pressure and when, control
Piston (3) processed moves upwards, and active tunnel (12) is gradually cut off with blow vent (13)；Epicoele (15) interior mixed gas reaches compression ignition
It explodes when pressure, the pressure moment in epicoele (15) reaches maximum and the downward rotary motion of piston (5) is pushed to cut to impact
Cut hole bed rock stone, piston (5), which moves downward, is gradually exposed to exhaust duct (7) in epicoele (15), and the gas for generation of exploding passes through
Exhaust duct (7) drains into bottom hole and cutting carring returns to earth's surface on the annular gap of stratum and drilling tool；With the row of explosion gas
It puts, the pressure in epicoele (15) gradually decreases, when the pressure in epicoele (15) is lower than control spring (14) elastic force and mixing chamber
(11) interior pressure and when, control spring (14) pushes control piston (3) downlink to join active tunnel (12) and blow vent (13)
Logical, the gas in mixing chamber (11) enters in epicoele (15) at this time；Meanwhile piston (5) is in lower position and in piston spring
(6) reset is moved upwards under acting on and compresses the mixed gas entered in epicoele (15)；It loops back and forth like this to realize to impact
Drill bit acts on the impact rotating of bottom hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910106094.3A CN109707305B (en) | 2019-02-02 | 2019-02-02 | Super-combustion type single-action impact rotary drilling tool and impact rotary method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910106094.3A CN109707305B (en) | 2019-02-02 | 2019-02-02 | Super-combustion type single-action impact rotary drilling tool and impact rotary method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109707305A true CN109707305A (en) | 2019-05-03 |
| CN109707305B CN109707305B (en) | 2024-02-13 |
Family
ID=66264286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910106094.3A Active CN109707305B (en) | 2019-02-02 | 2019-02-02 | Super-combustion type single-action impact rotary drilling tool and impact rotary method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109707305B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB439696A (en) * | 1934-07-23 | 1935-12-12 | Knorr Bremse Ag | An internal combustion percussive tool |
| AT172440B (en) * | 1950-03-06 | 1952-09-10 | Gustav Albert Bergman | Arrangement on a hammer drill operated by an internal combustion engine |
| SU1643710A1 (en) * | 1989-04-14 | 1991-04-23 | Белорусский Политехнический Институт | Device for rotary-percussion drilling |
| US20090183919A1 (en) * | 2005-11-21 | 2009-07-23 | Hall David R | Downhole Percussive Tool with Alternating Pressure Differentials |
| US20130220656A1 (en) * | 2010-10-30 | 2013-08-29 | Marcus Schwarz | Direct drill bit drive for tools on the basis of a heat engine |
| CN106639864A (en) * | 2015-10-30 | 2017-05-10 | 中石化石油工程技术服务有限公司 | Vibrating impacting short piece |
| CN106894757A (en) * | 2015-12-18 | 2017-06-27 | 中国石油天然气集团公司 | A kind of horizontal directional drill jetting type surges churn drilling tools |
| CN209586257U (en) * | 2019-02-02 | 2019-11-05 | 吉林大学 | A kind of super burn formula single-acting Hydro-Hammer Drilling Tool |
-
2019
- 2019-02-02 CN CN201910106094.3A patent/CN109707305B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB439696A (en) * | 1934-07-23 | 1935-12-12 | Knorr Bremse Ag | An internal combustion percussive tool |
| AT172440B (en) * | 1950-03-06 | 1952-09-10 | Gustav Albert Bergman | Arrangement on a hammer drill operated by an internal combustion engine |
| SU1643710A1 (en) * | 1989-04-14 | 1991-04-23 | Белорусский Политехнический Институт | Device for rotary-percussion drilling |
| US20090183919A1 (en) * | 2005-11-21 | 2009-07-23 | Hall David R | Downhole Percussive Tool with Alternating Pressure Differentials |
| US20130220656A1 (en) * | 2010-10-30 | 2013-08-29 | Marcus Schwarz | Direct drill bit drive for tools on the basis of a heat engine |
| CN106639864A (en) * | 2015-10-30 | 2017-05-10 | 中石化石油工程技术服务有限公司 | Vibrating impacting short piece |
| CN106894757A (en) * | 2015-12-18 | 2017-06-27 | 中国石油天然气集团公司 | A kind of horizontal directional drill jetting type surges churn drilling tools |
| CN209586257U (en) * | 2019-02-02 | 2019-11-05 | 吉林大学 | A kind of super burn formula single-acting Hydro-Hammer Drilling Tool |
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| Publication number | Publication date |
|---|---|
| CN109707305B (en) | 2024-02-13 |
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