CN103375136A - Downhole hydraulic cutting saw of pile driver - Google Patents
Downhole hydraulic cutting saw of pile driver Download PDFInfo
- Publication number
- CN103375136A CN103375136A CN2012101190428A CN201210119042A CN103375136A CN 103375136 A CN103375136 A CN 103375136A CN 2012101190428 A CN2012101190428 A CN 2012101190428A CN 201210119042 A CN201210119042 A CN 201210119042A CN 103375136 A CN103375136 A CN 103375136A
- Authority
- CN
- China
- Prior art keywords
- saw
- hydraulic
- rock
- downhole
- cutting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention provides a downhole hydraulic cutting saw of a pile driver, relates to a rotary drilling pile driver, in particular to a cutting saw capable of rotating 360 degrees on rotary drilling pile downhole rock to cut the downhole rock, mainly solving problems that a rotary drill bit matched with the exiting rotary drilling pile driver is difficult to drill or penetrate into the rock, and the means of impact hammers or tapered drill bits or barrel saw pick cutting heads are slow in rock drilling speed and low in efficiency. The downhole hydraulic cutting saw of the pile driver is characterized in that a hydraulic saw power head is arranged at the lower end of a hydraulic saw assembly, a saw blade is fixed on the hydraulic power head, balance oil cylinders are fixed on the hydraulic saw assembly, and a connecting groove connected with a telescopic drill pipe is arranged at the upper end of the hydraulic saw assembly. The cutting saw is capable of rotating 360 degrees in a downhole, the downhole rock is cut vertically at different positions many times, the rock drilling speed is high, and work efficiency is high since cut rock chips are crushed and picked up by tapered drills.
Description
Technical field
The present invention relates to a kind of rotary pile-digging machine, concrete relating to a kind ofly can be dug the cast-cutting saw that a hole bed rock layer carries out 360 ° of circumgyration incision hole bed rock layers revolving.
Background technology
The rotary pile-digging machine of the various models of using at present is in the process of borehole, in case run into the rock stratum, the revolving of its configuration dug drill bit and is difficult to into rock and Chuan Yan, impacts or uses the POLO drill bit or adopt barrel saw cutting pick head mode even use jump bit instead, and it is also extremely slow that it wears rock speed.Generally, operation in 8 hours wear the rock degree of depth also only in 1 meter, revolve in addition that to dig a bore dia all larger, general diameter is between 0.6 meter to 2 meters, and at present both at home and abroad all without with the supporting major diameter diamond bit of rotary pile-digging machine, so building is revolved the technical difficult problem that the rock difficulty is this project operation of wearing of digging an engineering at present always.
Summary of the invention
The objective of the invention is to propose for above-mentioned deficiency a kind of can revolve dig a hole at the bottom of 360 ° of rotations, it is fast to wear rock speed, hydraulic pressure cast-cutting saw at the bottom of the high stake machine hole of efficient.
Technical solution of the present invention is: the hydraulic pressure cast-cutting saw is at the bottom of the stake machine hole: the lower end of hydraulic saw assembly is provided with the hydraulic saw unit head, be fixed with saw blade on the hydraulic saw unit head, be fixed with balancing cylinder at the hydraulic saw assembly, the upper end of hydraulic saw assembly is provided with the link slot that connects telescopic drill rod.
Saw blade described in the technical solution of the present invention vertically is fixed on the hydraulic saw unit head by flange.
Balancing cylinder described in the technical solution of the present invention is provided with four, evenly is fixed on the periphery of hydraulic saw assembly.
Hydraulic pressure cast-cutting saw of the present invention is by landing and the horizontal direction rotation thereof of telescopic drill rod control hydraulic pressure cast-cutting saw assembly.At the bottom of 4 balancing cylinders make saw blade keep perpendicular to the hole according to the function of its self-balancing when hydraulic saw is at the bottom of fall to the hole, then make saw blade rotation and cutting hole by the hydraulic system of controlling hydraulic saw at the bottom of.Behind saw blade incision set depth, by promoting telescopic drill rod the hydraulic saw assembly is risen to setting height, and put down again the hydraulic saw assembly behind the level angle of retrotorsion telescopic drill rod, and begin again at the bottom of the cutting hole.Cast-cutting saw of the present invention can 360 ° of rotations at the bottom of the hole, and the perpendicular cuts of diverse location is carried out repeatedly in the rock stratum at the bottom of the hole, and it is fast to wear rock speed, and use again the taper drilling tool instead the sliver of cutting is turned round broken picking up, therefore, high efficiency.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the supporting schematic diagram of the present invention and rotary pile-digging machine.
The specific embodiment
As shown in Figure 1, 2, the hydraulic pressure cast-cutting saw comprises hydraulic saw assembly 3, hydraulic saw unit head 4, saw blade 7 and balancing cylinder 5, hydraulic saw unit head 4 is located at the lower end of hydraulic saw assembly 3, dispose hydraulic motor on the hydraulic saw unit head 4, the power of this hydraulic motor is supplied with power by another road hydraulic tube system of Spiral digging machine, and is not shown in FIG.; Be fixed with saw blade 7 at hydraulic saw unit head 4, saw blade 7 vertically arranges, be fixed on by flange in the rotating shaft of hydraulic saw unit head 4, be provided with balancing cylinder 5 at hydraulic saw assembly 3, four balancing cylinders 5 evenly are fixed on the periphery of hydraulic saw assembly 3, the lower end of each balancing cylinder 5 all is fixed with passive multi-directional ball 6, and the upper end of hydraulic saw assembly 3 is provided with the link slot that connects telescopic drill rod 1.Rotary pile-digging machine mainly comprises main power machines 8, main winch 9, pressurization oil cylinder 10, telescopic drill rod 1, unit head 11 and hydraulic saw assembly 3.Main power machines 8 is Diesel engines, be connected with wire rope on the main winch 9, one end of wire rope is connected with vertically disposed telescopic drill rod 1 by the pulley on frame top, adopt universal drive shaft to be connected between wire rope and the telescopic drill rod 1, the other end of telescopic drill rod 1 is connected by connecting pin 2 with the link slot on hydraulic saw assembly 3 tops.Be fixed with pressurization oil cylinder 10 in frame, the power of pressurization oil cylinder 10 is provided by the hydraulic means system of Spiral digging machine, not shown in FIG., be provided with unit head 11 at telescopic drill rod 1, one end of unit head 11 and telescopic drill rod 1 adopt spline joint, and the other end of unit head 11 is fixed on the frame, and are connected with an end of pressurization oil cylinder 10, unit head 11 can drive telescopic drill rod 1 and do 360 ° horizontally rotating, and simultaneously can be to telescopic drill rod 1 pressurization.
Operating principle:
Start main power machines 8 during construction, main power machines 8 drive main winch 9 and telescopic drill rod 1 with hydraulic saw assembly 3 put into revolve dig a hole at the bottom of, after at the bottom of balancing cylinder 5 contact holes of hydraulic saw assembly 3, according to the function of its self-balancing itself and the straight state of hole dolly are adjusted and guaranteed to saw blade 7.Then the operator of driver's cabin begins at the bottom of rotation and the cutting hole saw blade 7 of hydraulic saw to the hydraulic circuit fuel feeding of hydraulic saw.Then loosen again the wire rope of main winch 9, make 1 one-tenth free falling body state of hydraulic saw assembly 3 and telescopic drill rod.Deadweight by hydraulic saw assembly 3 and telescopic drill rod 1 is to 7 one downward power of saw blade, perhaps gives 1 one an amount of downward power of telescopic drill rod by active force 11, allows saw blade 7 when rotating downwards at the bottom of the cutting hole.Cut to the degree of depth of a setting downwards when saw blade 7 after, after by the master winch system telescopic drill rod 1 and hydraulic saw assembly upwards being brought up to the height of a setting again, reverse again the level angle of telescopic drill rod 1 by unit head 11, be connected to telescopic drill rod 1 on owing to hydraulic saw assembly 3 this moment, therefore, this moment, the level angle conversion also occured with the level angle conversion of telescopic drill rod 1 in hydraulic saw assembly 3 and saw blade 7, then loosen again the wire rope of main winch 9, allow saw blade 7 again at the bottom of the contact hole and carry out again hole undercutting and cut.After the perpendicular cuts through diverse location repeatedly at the bottom of the hole, some independently sliver stones have in fact been become at the bottom of the hole.Then promote telescopic drill rod 1, take off hydraulic saw assembly 3, use hole bed rock sheet that the taper drilling tool will cut instead and turn round broken and pick up rubble, use again afterwards hydraulic saw instead and carry out again hole undercutting and cut, thereby reach the purpose of wearing fast rock.
Claims (3)
1. hydraulic pressure cast-cutting saw at the bottom of the stake machine hole, it is characterized in that: the lower end of hydraulic saw assembly (3) is provided with hydraulic saw unit head (4), be fixed with saw blade (7) on the hydraulic saw unit head (4), be fixed with balancing cylinder (5) at hydraulic saw assembly (3), the upper end of hydraulic saw assembly (3) is provided with the link slot that connects telescopic drill rod (1).
2. hydraulic pressure cast-cutting saw at the bottom of the stake according to claim 1 machine hole, it is characterized in that: described saw blade (7) vertically is fixed on the hydraulic saw unit head (4) by flange.
3. hydraulic pressure cast-cutting saw at the bottom of the stake according to claim 1 machine hole, it is characterized in that: described balancing cylinder (5) is provided with four, evenly is fixed on the periphery of hydraulic saw assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101190428A CN103375136A (en) | 2012-04-23 | 2012-04-23 | Downhole hydraulic cutting saw of pile driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101190428A CN103375136A (en) | 2012-04-23 | 2012-04-23 | Downhole hydraulic cutting saw of pile driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103375136A true CN103375136A (en) | 2013-10-30 |
Family
ID=49460916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101190428A Pending CN103375136A (en) | 2012-04-23 | 2012-04-23 | Downhole hydraulic cutting saw of pile driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103375136A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107803942A (en) * | 2017-10-20 | 2018-03-16 | 中国建筑土木建设有限公司 | The mechanical equivalent of light excavation method of barrette linear cutting equipment and ground consisting of hard rock barrette |
| CN109098657A (en) * | 2018-10-24 | 2018-12-28 | 云南建投基础工程有限责任公司 | A kind of high-voltage water jet device and method of the processing erratic boulder in conjunction with rotary pile-digging machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4640551A (en) * | 1978-12-04 | 1987-02-03 | Marten Edward N | Rock saw unit for hard rock earth formations |
| CN2704680Y (en) * | 2004-06-25 | 2005-06-15 | 长沙矿山研究院 | Automatic posture adjusting and stabilizing device for telescopic supporting legs of deep sea drilling machine |
| CN101736767A (en) * | 2009-12-23 | 2010-06-16 | 卢兴耐 | Disk saw grooving machine |
| CN202560108U (en) * | 2012-04-23 | 2012-11-28 | 襄阳畅勘智能机械有限公司 | Hole-bottom hydraulic cutting saw of ram machine |
-
2012
- 2012-04-23 CN CN2012101190428A patent/CN103375136A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4640551A (en) * | 1978-12-04 | 1987-02-03 | Marten Edward N | Rock saw unit for hard rock earth formations |
| CN2704680Y (en) * | 2004-06-25 | 2005-06-15 | 长沙矿山研究院 | Automatic posture adjusting and stabilizing device for telescopic supporting legs of deep sea drilling machine |
| CN101736767A (en) * | 2009-12-23 | 2010-06-16 | 卢兴耐 | Disk saw grooving machine |
| CN202560108U (en) * | 2012-04-23 | 2012-11-28 | 襄阳畅勘智能机械有限公司 | Hole-bottom hydraulic cutting saw of ram machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107803942A (en) * | 2017-10-20 | 2018-03-16 | 中国建筑土木建设有限公司 | The mechanical equivalent of light excavation method of barrette linear cutting equipment and ground consisting of hard rock barrette |
| CN107803942B (en) * | 2017-10-20 | 2024-03-29 | 中国建筑土木建设有限公司 | Square pile linear cutting equipment and mechanical excavation method for square piles in hard rock stratum |
| CN109098657A (en) * | 2018-10-24 | 2018-12-28 | 云南建投基础工程有限责任公司 | A kind of high-voltage water jet device and method of the processing erratic boulder in conjunction with rotary pile-digging machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2906026Y (en) | Double-barrel hard rock core drill for large-diameter pile hole | |
| CN204402349U (en) | Hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole breaks rock and bores | |
| CN204940253U (en) | A kind of Multifunction stake machine | |
| CN105887820A (en) | Circular arc socket herringbone pile manufacturing equipment | |
| CN104912476B (en) | Rotary excavating pile driving mechanism of hydraulic pile driving equipment | |
| CN104863496B (en) | Hydraulic high-frequency DTH rock-breaking drill for rotary pile drill hole bottom | |
| CN105970923A (en) | Joint wall manufacturing device | |
| CN103375136A (en) | Downhole hydraulic cutting saw of pile driver | |
| CN102839915A (en) | Hydraulic high frequency rotary vibration construction device applicable to dry pneumatic rock drilling pile machine | |
| CN202560108U (en) | Hole-bottom hydraulic cutting saw of ram machine | |
| CN103195421A (en) | Reciprocating impact tunnel boring machine | |
| CN202544744U (en) | Multi-functional road pile driller | |
| CN201915831U (en) | Impact hydraulic rock drill | |
| CN111734312A (en) | Double-wheel double-milling multi-stirring power head | |
| US20050098354A1 (en) | Drilling apparatus with anti-vibration inertial body | |
| CN105821862A (en) | Opening-locking and connecting equipment for equal-width piles and cross-shaped piles | |
| CN105715205A (en) | V-shaped inserting and fastening device for diamond-shaped piles and cross-shaped piles | |
| CN204984249U (en) | Punching pile driver drill bit | |
| KR101205338B1 (en) | Stone core production and cutting hole drilling machine | |
| CN202401978U (en) | Deep hole drilling machine | |
| CN115341845B (en) | Piling drilling machine for hydraulic impact crushing and cutting composite drill bit | |
| CN204782740U (en) | Combined type rig | |
| CN105971495A (en) | Rotary excavating pile machine hole bottom hydraulic high-frequency in-the-hole rock breaking drill of rotating joint inner and outer drill rod rotation stopping type | |
| CN105421361A (en) | Plug-in pile drilling and stirring machine | |
| CN105442579A (en) | H-shaped eye-splice pile drilling stirring machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131030 |