CN108625770A - A kind of the crushing power head and its application method of rotatable impact - Google Patents
A kind of the crushing power head and its application method of rotatable impact Download PDFInfo
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- CN108625770A CN108625770A CN201810573175.XA CN201810573175A CN108625770A CN 108625770 A CN108625770 A CN 108625770A CN 201810573175 A CN201810573175 A CN 201810573175A CN 108625770 A CN108625770 A CN 108625770A
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- guide sleeve
- drill steel
- power head
- rotation
- shell
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 63
- 239000010959 steel Substances 0.000 claims abstract description 63
- 230000004888 barrier function Effects 0.000 claims abstract description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 39
- 229910052757 nitrogen Inorganic materials 0.000 claims description 18
- 238000005553 drilling Methods 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000002689 soil Substances 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 3
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 210000003464 cuspid Anatomy 0.000 claims description 2
- 230000029087 digestion Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 239000003921 oil Substances 0.000 description 20
- 238000010586 diagram Methods 0.000 description 3
- 241000277275 Oncorhynchus mykiss Species 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 239000008358 core component Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 239000010705 motor oil Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B6/00—Drives for drilling with combined rotary and percussive action
- E21B6/02—Drives for drilling with combined rotary and percussive action the rotation being continuous
- E21B6/04—Separate drives for percussion and rotation
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of crushing power head of rotatable impact and its application method, the crushing power head of the rotatable impact, including rotation are crushed portion, driving portion and broken hammer portion；The broken portion of rotation includes shell, being sheathed on shell, interior and front end is pierced by the drill steel of shell and is set to the guide sleeve on drill steel by inner spline housing；Guide sleeve is rotationally connected with by the spring bearing for being arranged thereon in shell；Driving portion drives drill steel to be rotated around the circumferencial direction of its own by driving guide sleeve rotation；Broken hammer portion drives drill steel to release the hard barrier of impact forward.The crushing power head has the function of impact in rotation, can steady crushing hard barrier, work efficiency is high, and service life is long.
Description
Technical field
The present invention relates to a kind of crushing power head of rotatable impact and its application methods, belong to engineering machinery field.
Background technology
Core component of the engineering driller power head as drilling machine, major function are will to turn round required torque and rotating speed transmission
To drill bit, realizes drill bit continuous crushing rock and extend drilling depth.Recently as domestic railway, highway bridge, skyscraper
Equal construction projects are greatly developed, and the use of engineering driller becomes more frequently, to the stability and work quality of drilling machine operation
It also has higher requirement.And as the reformed AHP of drilling machine core component power head, it can be very good the work for improving drilling machine
Performance leans on motor-driven mechanical power head relative to traditional, and hydraulic power head has the advantages that more.
It is dynamic that the Chinese patent that Authorization Notice No. is CN201288500Y discloses a kind of rotary digging drilling hole hydraulic pressure with vibrator
Hydraulic pressure vibrator, hydraulic power head is arranged by hydraulic power head upper part that hydraulic motor, retarder and rotation axis are constituted in power head
Hydraulic motor its oil inlet pipe, oil return pipe and draining recovery tube be connected to the fuel tank on main body, the oil inlet pipe of hydraulic pressure vibrator
It is connected to hydraulic motor oil inlet pipe by control valve, oil return pipe is connected to by check valve with hydraulic motor oil return pipe.It exists
The problem of be：When power head encounters hard barrier, hydraulic motor needs the resistance overcome very big, reduces work effect
Rate, and can if things go on like this reduce the service life of hydraulic motor and the hydraulic power head.
Invention content
In order to solve the above technical problem, the present invention provides a kind of crushing power head of rotatable impact and its users
Method, the crushing power head have the function of impact in rotation, can steady crushing hard barrier, work efficiency is high, use
Long lifespan.
Technical scheme is as follows：
A kind of crushing power head of rotatable impact, including rotation are crushed portion, driving portion and broken hammer portion；Rotation is crushed portion
Shell is sheathed in shell and front end is pierced by the drill steel of shell and is set to the guide sleeve on drill steel by inner spline housing；It is oriented to
Set passes through the spring bearing being arranged thereon and is rotationally connected in shell；Driving portion drives drill steel by driving guide sleeve rotation
It is rotated around the circumferencial direction of its own；Broken hammer portion drives drill steel to release the hard barrier of impact forward.
Wherein, the driving portion includes the gear wheel being set on guide sleeve by inner spline housing, is respectively arranged on gear wheel two
Pinion gear that side is engaged with the gear wheel and two horizontal hydraulic motors for being fixed on shell both sides respectively；Two hydraulic motors
Shaft is fixedly connected with two pinion gears middle part respectively.
Wherein, the broken hammer portion includes the energy storage of hydraulic cylinder, nitrogen chamber and pressure and vibrations in buffering hydraulic circuit
Device, drill steel rear end is with the piston rod front end in hydraulic cylinder against the piston on piston rod will be divided into ante-chamber with after in hydraulic cylinder
Chamber, nitrogen chamber is located at the rear portion of hydraulic cylinder and piston rod rear end stretches into nitrogen chamber；Rear end circumferential surface and the nitrogen chamber of piston rod are opened
Mouth sealed set；Reversing three-way valve is arranged in the top of hydraulic cylinder；Reversing three-way valve control back cavity is switched on or switched off high pressure oil, realizes
The reciprocating motion of piston rod.
Wherein, the guide sleeve includes front and back the first guide sleeve and the second guide sleeve being arranged；Before first guide sleeve includes
The placket and rear cylinder being coaxially disposed afterwards；Cylinder internal diameter is more than placket afterwards, and preceding tube rear end, which is arranged, to be fixed in rear cylinder front end, and second is oriented to
The front end outer wall of set is to contract and is sheathed in rear cylinder, and the front end face of the second guide sleeve inside rear cylinder is provided with block
Ring；Block ring set is set on drill steel；The gear wheel is sheathed on the junction of rear cylinder and the second guide sleeve.
Wherein, it is fixed with the positive stop lug boss that limitation drill steel is pierced by shell positioned at the drill steel periphery of guide sleeve front.
Wherein, two thrust bearings being arranged with outside the guide sleeve, the outer wall of thrust bearing is fixedly connected with inner walls,
Two thrust bearings are sheathed on placket lateral wall the second guide sleeve lateral wall respectively.
Wherein, the quantity of the spring bearing is two, and fixing sleeve is set to the first guide sleeve lateral wall and second respectively
The lateral wall of guide sleeve.
Wherein, the lower face that the rotation is crushed portion, driving portion and broken hammer portion is fixed on a horizontal connecting seat；Even
Several jointings are provided on joint chair.
Wherein, the housing forward end is provided with the water blocking axle sleeve being sheathed on drill steel；The rear end face and shell of water blocking axle sleeve
Front end face is fixedly connected.
A kind of application method of the crushing power head of rotatable impact, including above-mentioned crushing power head are implemented as follows：
Rotation is broken：Two hydraulic motor work, pinion rotation, rotation drive gear wheel rotation；Gear wheel drives guide sleeve
Rotation, guide sleeve drive drill steel rotation；The mobile device of host drives the crushing power head integrally to move forward simultaneously, drill steel row
Into drilling；
Rotation and impact grinding：When the head of drill steel encounters forward hard barrier or thick and solid soil layer when above-mentioned rotary drilling；Drill steel
After move, start operation of oil pump at this time；Hydraulic motor works on simultaneously；Ante-chamber oil inlet；Back cavity is fuel-displaced, and piston rod moves backward,
Compressed nitrogen gas chamber air pressure so that nitrogen chamber pressure increases, the commutation of subsequent reversing three-way valve, back cavity oil inlet, piston rod in oil pressure and
It is quickly pushed ahead under gas pressure, makes to complete one-shot to sinciput under drill steel high speed rotation state, keep drill steel head fast
Speed breaks through barrier；
Resistance is eliminated：Active force is transmitted to block ring by the head of drill steel by lithosphere or the resistance of soil layer, by drill steel,
Active force is transmitted to the second guide sleeve by block ring, and the second guide sleeve is transmitted to active force at thrust bearing again, by shell
The resistance that digestion drill bit is subject to.
The present invention has the advantages that：
1, the present invention is provided with the broken portion of rotation and broken hammer portion, which has rotary drilling broken and hydraulic drive is bored and broken
Two kinds of crumbling methods, can steady crushing hard barrier, work efficiency is high, and service life is long.
2, the present invention is rotated by being set to the pinion gear drive gear wheel of gear wheel both sides, is symmetrical arranged so that rotation is broken
Broken portion's first half is more uniformly stressed.
3, the setting of the first guide sleeve, the second guide sleeve, block ring and thrust bearing of the invention, enables to shell to digest
Resistance suffered by drill steel provides working efficiency and prolongs the service life.
4, the present invention is provided with water blocking axle sleeve, can inject flow toward drill steel head in drilling, can not only cool down height
The drill steel of speed rotation, moreover it is possible to effectively reduce dust.
5, the present invention is provided with connecting seat and jointing, and the crushing power head is facilitated to be connect with mobile device.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the overlooking structure diagram of Fig. 1 of the present invention；
Fig. 3 is the diagrammatic cross-section along line A-A of Fig. 2 of the present invention；
Fig. 4 is the mesh schematic representation of the gear wheel and pinion gear of the present invention；
Fig. 5 is the close-up schematic view at the B of Fig. 2.
Fig. 6 is the broken hammer portion operating diagram of the present invention；
Reference numeral is expressed as in figure：
1, the portion of being crushed is rotated；11, shell；12, drill steel；13, guide sleeve；131, the first guide sleeve；132, the second guide sleeve；133、
Placket；134, rear cylinder；135, block ring；14, spring bearing；2, driving portion；21, gear wheel；22, pinion gear；23, hydraulic pressure horse
It reaches；3, it is crushed hammer portion；31, hydraulic cylinder；32, nitrogen chamber；321, accumulator；33, piston rod；330, piston；34, ante-chamber；35, after
Chamber；36, reversing three-way valve；4, thrust bearing；5, connecting seat；6, jointing；7, water blocking axle sleeve；81, positive stop lug boss；83, oily
Pump.
Specific implementation mode
It is next in the following with reference to the drawings and specific embodiments that the present invention will be described in detail.
The directions E in Fig. 1 that " preceding " refers in the present embodiment（I.e. drill steel 12 stretches out the direction of shell 11）, " rear " refers to
The directions F in Fig. 1（That is 32 direction of nitrogen chamber）.
Referring to Fig. 1-5, a kind of crushing power head of rotatable impact, including rotation are crushed portion 1, driving portion 2 and quartering hammer
Portion 3；The broken portion 1 of rotation includes shell 11, being sheathed on shell 11, interior and front end is pierced by the drill steel 12 of shell 11 and by interior flower
Key is sheathed on the guide sleeve 13 on drill steel 12；Drill steel 12 can move in the axial a certain range of guide sleeve 13；Guide sleeve 13 passes through
The spring bearing 14 being arranged thereon is rotationally connected in shell 11；12 periphery of drill steel positioned at 13 front of guide sleeve is fixed with
Limitation drill steel 12 is pierced by the positive stop lug boss 81 of 11 length of shell；Driving portion 2 drives drill steel 12 by driving the rotation of guide sleeve 13
It is rotated around the circumferencial direction of its own；Broken hammer portion 3 drives drill steel 12 to release the hard barrier of impact forward；Driving portion 2 includes
By inner spline housing be set to guide sleeve 13 on gear wheel 21, be respectively arranged on what 21 both sides of gear wheel were engaged with the gear wheel 21
Pinion gear 22 and two horizontal hydraulic motors 23 for being fixed on 11 both sides of shell respectively；The axial length of pinion gear 22 is more than canine tooth
The axial length of wheel 21；In the case where not influencing gear wheel 21 and pinion gear 22 is intermeshed, gear wheel 21 has certain axis
To mobile space；The shaft of two hydraulic motors 23 is fixedly connected with two pinion gears, 22 middle part respectively；Broken hammer portion 3 includes hydraulic cylinder
31, the accumulator 321 of nitrogen chamber 32 and pressure and vibrations in buffering hydraulic circuit, 12 rear end of drill steel and the work in hydraulic cylinder 31
33 front end of stopper rod is against the piston 330 on piston rod 33 will be divided into ante-chamber 34 and back cavity 35 in hydraulic cylinder 31, nitrogen chamber 32 is set
It is stretched into nitrogen chamber 32 in the rear portion of hydraulic cylinder 31 and 33 rear end of piston rod；The rear end circumferential surface of piston rod 33 is open with nitrogen chamber 32
Sealed set；Reversing three-way valve 36 is arranged in the top of hydraulic cylinder 31；Reversing three-way valve 36 controls back cavity 35 and is switched on or switched off high pressure
Oil realizes the reciprocating motion of piston rod 33.
Referring to Fig. 6, the course of work of the broken hammer portion 3：Oil pump 83 works, when 36 or so position of reversing three-way valve is connected,
Ante-chamber 34 leads to high pressure oil, and back cavity 35 takes back oil, under the action of 34 pressure oil of ante-chamber, 330 backhaul of piston, when backhaul a to positioning
When setting, reversing three-way valve 36 is fed back to, reversing three-way valve 36 connects left position, and back cavity 35 connects high pressure oil, at this time ante-chamber 34 and back cavity 35
All it is high pressure oil, but because rear end area is more than 330 front end area of piston, piston 330 is stroke.After piston rod 33 stretches out, change
To 36 return of triple valve, 31 return of hydraulic cylinder.
Referring to Fig. 3 and Fig. 5, the guide sleeve 13 includes the first guide sleeve 131 and the second guide sleeve 132 of front and back setting；
First guide sleeve 131 includes the placket 133 and rear cylinder 134 of front and back coaxial arrangement；134 internal diameter of cylinder is more than placket 133, placket afterwards
133 rear ends, which are arranged, to be fixed in 134 front end of rear cylinder, and the front end outer wall of the second guide sleeve 132 to contract and is sheathed on rear cylinder 134
Interior, the front end face of the second guide sleeve 132 inside rear cylinder 134 is provided with block ring 135；Block ring 135 is sheathed on drill steel
On 12；The gear wheel 21 is sheathed on the junction of rear cylinder 134 and the second guide sleeve 132.
Referring to Fig. 3, two thrust bearings 4, outer wall and 11 inner wall of shell of thrust bearing 4 are arranged with outside the guide sleeve 13
It is fixedly connected, two thrust bearings 4 are sheathed on 133 the second guide sleeve of lateral wall of placket, 132 lateral wall respectively.It is provided with thrust axis
Axial load can more preferably be born by holding 4, extend the service life of device.
Referring to Fig. 3, the quantity of the spring bearing 14 is two, and fixing sleeve is set to 131 outside of the first guide sleeve respectively
The lateral wall of wall and the second guide sleeve 132.
Referring to Fig. 1-4, external screw thread is provided on the head outer wall of the front end of the drill steel 12.
Referring to Fig. 1-4, a horizontal company is fixed in the lower face that the rotation is crushed portion 1, driving portion 2 and broken hammer portion 3
On joint chair 5；Several jointings 6 are provided on connecting seat 5.The crushing power head is facilitated to be connect with mobile device.
Referring to Fig. 1,11 front end of the shell is provided with the water blocking axle sleeve 7 being sheathed on drill steel 12；The rear end of water blocking axle sleeve 7
Face is fixedly connected with 11 front end face of shell.Flow can be injected toward 12 head of drill steel in drilling, can not only cool down high speed and revolve
12 head of drill steel turned, moreover it is possible to effectively reduce dust.
A kind of application method of the crushing power head of rotatable impact, including above-mentioned crushing power head are implemented as follows：
Rotary drilling is broken：Two hydraulic motors 23 work, and pinion gear 22 rotates, and rotation drives gear wheel 21 to rotate；21 band of gear wheel
13 rotation of action-oriented set, guide sleeve 13 drive drill steel 12 to rotate；The mobile device of host drives the crushing power head whole simultaneously
It moves forward, drill steel 12, which is advanced, to drill；
Rotary drilling and broken：When the head of drill steel 12 encounters forward hard barrier or thick and solid soil layer when above-mentioned rotary drilling；Drill steel
It is moved after 12, artificially starts oil pump 83 at this time and work；Hydraulic motor 23 works on simultaneously；34 oil inlet of ante-chamber；Back cavity 35 is fuel-displaced, living
Stopper rod 33 moves backward, 32 air pressure of compressed nitrogen gas chamber so that and 32 pressure of nitrogen chamber increases, and subsequent reversing three-way valve 36 commutates, after
35 oil inlet of chamber, piston rod 33 are quickly pushed ahead under oil pressure and gas pressure, are made under 12 high speed rotation state of drill steel to sinciput,
One-shot is completed, 12 head of drill steel is enable to break through barrier rapidly；It is filled with nitrogen inside accumulator 321 simultaneously, previous
The energy storage that remaining energy and piston rod 33 are recoiled when secondary strike, is released simultaneously when second strike
Exoergic amount increases striking capabilities；
Resistance is eliminated：Active force is transmitted to gear by the head of drill steel 12 by lithosphere or the resistance of soil layer, by drill steel 12
Active force is transmitted to the first guide sleeve 131 and the second guide sleeve 132, the first guide sleeve 131 and by block ring 135, block ring 135
Two guide sleeves 132 are transmitted to active force at thrust bearing 4 again, and the resistance that the head of drill steel 12 is subject to is digested by shell 11.
Above-mentioned rotary drilling is broken, rotary impact is broken and resistance is eliminated and is provided simultaneously under normal operating conditions of the present invention
Function, not separate working morphology.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of crushing power head of rotatable impact, it is characterised in that：Including rotating the portion of being crushed（1）, driving portion（2）With it is broken
Hammer portion（3）；Rotation is crushed portion（1）Including shell（11）, be sheathed on shell（11）Interior and front end is pierced by shell（11）Drill steel
（12）And drill steel is set to by inner spline housing（12）On guide sleeve（13）；Guide sleeve（13）By being arranged support thereon
Bearing（14）It is rotationally connected with shell（11）It is interior；Driving portion（2）By driving guide sleeve（13）It rotates to drive drill steel（12）Around
The circumferencial direction rotation of its own；Broken hammer portion（3）Drive drill steel（12）It releases forward and impacts hard barrier.
2. the crushing power head of rotatable impact according to claim 1, it is characterised in that：The driving portion（2）Including
It is set to guide sleeve by inner spline housing（13）On gear wheel（21）, be respectively arranged on gear wheel（21）Both sides and the gear wheel
（21）The pinion gear of engagement（22）And two respectively level be fixed on shell（11）The hydraulic motor of both sides（23）；Two hydraulic motors
（23）Shaft respectively with two pinion gears（22）Middle part is fixedly connected.
3. the crushing power head of rotatable impact according to claim 2, it is characterised in that：The broken hammer portion（3）Packet
Include hydraulic cylinder（31）, nitrogen chamber（32）And the accumulator of the pressure and vibrations in buffering hydraulic circuit（321）, drill steel（12）Rear end
With hydraulic cylinder（31）Interior piston rod（33）Front end is against piston rod（33）On piston（330）By hydraulic cylinder（31）Interior separation
For ante-chamber（34）And back cavity（35）, nitrogen chamber（32）It is located at hydraulic cylinder（31）Rear portion and piston rod（33）Nitrogen chamber is stretched into rear end
（32）It is interior；Piston rod（33）Rear end circumferential surface and nitrogen chamber（32）Be open sealed set；Hydraulic cylinder（31）Top setting commutation
Triple valve（36）；Reversing three-way valve（36）Control back cavity（35）It is switched on or switched off high pressure oil, realizes piston rod（33）Reciprocal fortune
It is dynamic.
4. the crushing power head of rotatable impact according to claim 3, it is characterised in that：The guide sleeve（13）Including
First guide sleeve of front and back setting（131）With the second guide sleeve（132）；First guide sleeve（131）Including front and back coaxial arrangement
Placket（133）With rear cylinder（134）；Cylinder afterwards（134）Internal diameter is more than placket（133）, placket（133）Rear end, which is arranged, is fixed on rear cylinder
（134）In front end, the second guide sleeve（132）Front end outer wall to contract and be sheathed on rear cylinder（134）It is interior, it is located at rear cylinder
（134）The second internal guide sleeve（132）Front end face be provided with block ring（135）；Block ring（135）It is sheathed on drill steel（12）
On；The gear wheel（21）It is sheathed on rear cylinder（134）With the second guide sleeve（132）Junction.
5. the crushing power head of rotatable impact according to claim 1, it is characterised in that：Positioned at guide sleeve（13）Front
Drill steel（12）Periphery is fixed with limitation drill steel（12）It is pierced by shell（11）Positive stop lug boss（81）.
6. the crushing power head of rotatable impact according to claim 4, it is characterised in that：The guide sleeve（13）Housing
If there are two thrust bearings（4）, thrust bearing（4）Outer wall and shell（11）Inner wall is fixedly connected, two thrust bearings（4）Point
Placket is not sheathed on it（133）The second guide sleeve of lateral wall（132）Lateral wall.
7. the crushing power head of rotatable impact according to claim 4, it is characterised in that：The spring bearing（14）'s
Quantity is two, and fixing sleeve is set to the first guide sleeve respectively（131）Lateral wall and the second guide sleeve（132）Lateral wall.
8. the crushing power head of rotatable impact according to claim 1, it is characterised in that：The rotation is crushed portion（1）、
Driving portion（2）With broken hammer portion（3）Lower face be fixed on a horizontal connecting seat（5）On；Connecting seat（5）On be provided with it is several
Jointing（6）.
9. the crushing power head of rotatable impact according to claim 1, it is characterised in that：The shell（11）Front end is set
It is equipped with and is sheathed on drill steel（12）On water blocking axle sleeve（7）；Water blocking axle sleeve（7）Rear end face and shell（11）Front end face, which is fixed, to be connected
It connects.
10. a kind of application method of the crushing power head of rotatable impact, including the crushing power head described in claim 4,
It is characterized in that：Implement as follows：
Rotation is broken：Two hydraulic motors（23）Work, pinion gear（22）Rotation, rotation drive gear wheel（21）Rotation；Canine tooth
Wheel（21）Drive guide sleeve（13）Rotation, guide sleeve（13）Drive drill steel（12）Rotation；The mobile device of host, which drives, simultaneously is somebody's turn to do
Crushing power head integrally moves forward, drill steel（12）It advances and drills；
Rotation and impact grinding：Drill steel when above-mentioned rotary drilling（12）Head when encountering hard barrier or thick and solid soil layer forward；
Drill steel（12）After move, start oil pump at this time（83）Work；Hydraulic motor simultaneously（23）It works on；Ante-chamber（34）Oil inlet；Back cavity
（35）It is fuel-displaced, piston rod（33）It moves backward, compressed nitrogen gas chamber（32）Air pressure so that nitrogen chamber（32）Pressure increases, and then changes
To triple valve（36）Commutation, back cavity（35）Oil inlet, piston rod（33）It is quickly pushed ahead under oil pressure and gas pressure, makes drill steel
（12）To sinciput under high speed rotation state, one-shot is completed, drill steel is made（12）Head can break through rapidly barrier；
Resistance is eliminated：Drill steel（12）Head by lithosphere or the resistance of soil layer, pass through drill steel（12）Active force is transmitted
To block ring（135）, block ring（135）Active force is transmitted to the second guide sleeve（132）, the second guide sleeve（132）Again
Active force is transmitted to thrust bearing（4）Place, by shell（11）The resistance that digestion drill bit is subject to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810573175.XA CN108625770B (en) | 2018-06-06 | 2018-06-06 | Rotatable impact crushing power head and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810573175.XA CN108625770B (en) | 2018-06-06 | 2018-06-06 | Rotatable impact crushing power head and application method thereof |
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| Publication Number | Publication Date |
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| CN108625770A true CN108625770A (en) | 2018-10-09 |
| CN108625770B CN108625770B (en) | 2024-03-22 |
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| CN201810573175.XA Active CN108625770B (en) | 2018-06-06 | 2018-06-06 | Rotatable impact crushing power head and application method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610178A (en) * | 2020-12-15 | 2021-04-06 | 江苏煤炭地质机械研制中心 | Environment sampling power head and environment sampling method |
| CN114622615A (en) * | 2022-04-01 | 2022-06-14 | 徐州巴特工程机械股份有限公司 | Impact-rotary type crushing machine |
| CN114934558A (en) * | 2022-04-01 | 2022-08-23 | 徐州巴特工程机械股份有限公司 | Full hydraulic rotary-impact crusher |
| CN118148980A (en) * | 2024-05-10 | 2024-06-07 | 烟台乐匠液压机械有限公司 | Rotary impact crushing device with high-speed reversing valve |
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| CN112610178B (en) * | 2020-12-15 | 2023-02-21 | 江苏煤炭地质机械研制中心 | Environment sampling power head and environment sampling method |
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| CN114934558A (en) * | 2022-04-01 | 2022-08-23 | 徐州巴特工程机械股份有限公司 | Full hydraulic rotary-impact crusher |
| CN118148980A (en) * | 2024-05-10 | 2024-06-07 | 烟台乐匠液压机械有限公司 | Rotary impact crushing device with high-speed reversing valve |
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