EP3332069A1 - Système d'excavation à outils interchangeables - Google Patents
Système d'excavation à outils interchangeablesInfo
- Publication number
- EP3332069A1 EP3332069A1 EP16760531.0A EP16760531A EP3332069A1 EP 3332069 A1 EP3332069 A1 EP 3332069A1 EP 16760531 A EP16760531 A EP 16760531A EP 3332069 A1 EP3332069 A1 EP 3332069A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- excavation
- tool
- hydraulic
- electrodes
- support frame
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
- E02F3/22—Component parts
- E02F3/24—Digging wheels; Digging elements of wheels; Drives for wheels
- E02F3/246—Digging wheels; Digging elements of wheels; Drives for wheels drives
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/13—Foundation slots or slits; Implements for making these slots or slits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
- E02F3/20—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with tools that only loosen the material, i.e. mill-type wheels
- E02F3/205—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with tools that only loosen the material, i.e. mill-type wheels with a pair of digging wheels, e.g. slotting machines
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3654—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with energy coupler, e.g. coupler for hydraulic or electric lines, to provide energy to drive(s) mounted on the tool
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3677—Devices to connect tools to arms, booms or the like allowing movement, e.g. rotation or translation, of the tool around or along another axis as the movement implied by the boom or arms, e.g. for tilting buckets
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
- E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
- E02F3/9218—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with jets
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/305—Arrangements for breaking-up hard ground
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/14—Drilling by use of heat, e.g. flame drilling
- E21B7/15—Drilling by use of heat, e.g. flame drilling of electrically generated heat
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C37/00—Other methods or devices for dislodging with or without loading
- E21C37/18—Other methods or devices for dislodging with or without loading by electricity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/18—Use of auxiliary physical effects, e.g. ultrasonic waves or irradiation, for disintegrating
- B02C2019/183—Crushing by discharge of high electrical energy
Definitions
- the present invention relates to the field of excavation systems, and particularly that of excavation systems comprising electric pulse excavation tools.
- the power supply of the electrodes poses other problems. Even when the electric pulse excavation tool also includes an electronic power module to convert to discharges of high power, but short duration, a continuous power supply at nominal power more modest, the power supply remains high enough to pose problems of safety of equipment and people in case of breakage of the power cable near the surface.
- the present disclosure aims to remedy these drawbacks by proposing a versatile and efficient excavation system which can be easily adapted to excavate in the most efficient manner through layers of oneself of very different compositions and consistencies.
- a versatile and efficient excavation system which can be easily adapted to excavate in the most efficient manner through layers of oneself of very different compositions and consistencies.
- the other one of said first and second digging tools is an electrical pulse digging tool comprising an electric generator with a rotating shaft for generating electricity from the rotation of the rotor.
- rotary shaft a hydraulic motor coupled to said rotary shaft to actuate the rotation of the rotary shaft, a power electronics module, connected electrically to the electric generator to be powered by the electric generator to generate electrical pulses of a higher instantaneous power than an instantaneous power of the electric generator; a plurality of electrodes, of which at least one electrode connected to said electronic power module, disposed on said front face, and a mounting interface with at least one mechanical fastener and at least one hydraulic connector in fluid communication with said hydraulic motor , and that each of the mounting interfaces of the first and second digging tools is suitable for the reciprocal and releasable mounting of the corresponding excavation tool: under the support frame of the excavation system, with the corresponding hydraulic connection in communication fluid with said hydraulic circuit of the excavation set, Thanks to these provisions, the excavation system can be easily adapted to
- the plurality of electrodes may in particular comprise a ramp of several electrodes disposed at the periphery of the front face of the drilling tool, so as to thereby create an active excavation front on this periphery of the front face, and thus facilitate the disintegration of the soil material under the front face,
- the plurality of electrodes may also comprise at least one electrode disposed in a central zone of the front face, so as to act as redan-breaker.
- the power electronics module may be capable of producing electrical pulses of at least 50 kV of voltage, at least 1 kA of intensity, and / or at least 30 nanoseconds of duration, and / or with a frequency of repetition of at least 1 Hz
- the plurality of electrodes may in particular comprise at least two electrodes connected to the electronic power module, and the power electronics module may be configured to transmit electrical discharges separately to each of at least two electrodes to which the electronic power module is connected, so as to allow a phase shift between the pulses transmitted to each of the electrodes to increase the efficiency of the excavation and / or incline the excavation front without tilting the tool, to adapt the shape of the excavation front
- the excavation tool may however also include a device for actuating a movement of at least one electrode of said plurality of electrodes. This movement may include at least one vertical component and / or one horizontal component.
- Said actuating device may comprise at least one linear eur action
- the electric pulse excavation tool may further comprise at least one excavation evacuation mouth,
- the electric pulse excavation tool may also further comprise a fluid supply conduit, opening on at least one fluid nozzle nozzle disposed on a front face of the tool. excavation.
- the fluid thus injected under the front face of the electric impulse excavation tool can in this way, when it is being sucked by the excavation outlet, drive with it these cuttings in a particularly efficient manner, in order to better distribute this material.
- fluid under the front face of fout !! of excavation, ie the fluid supply duct may lead to a plurality of fluid injection nozzles distributed on the end face of the electric pulse excavation tool.
- the fluid supply duct may in particular be able to supply the at least one liquid supply nozzle, and in particular drilling mud, so as to drive the cuttings with this liquid, but it can alternatively be able to feed the at least one nozzle of injection gas, especially pressurized air, so as to drive the cuttings with this gas.
- said front face may be elongate, for example rectangular, perpendicular to an excavation direction,
- the hydraulic connection of one and / or the other of the excavation tools may include in particular at least one passage for the arrival of hydraulic fluid and a passage for the return of hydraulic fluid, although it would also be possible to passing the return passage, for example if a hydraulic fluid was used which could then be injected under the front face of the excavation tool to facilitate evacuation of the cuttings,
- the support frame may comprise an excavator tool incineration device around at least one axis.
- this set of excavation may further comprise a suction pump cuttings which can be located, for example, in the excavation tool or in the support frame, IF the excavation tool has a cutter discharge mouth, this cuttings suction pump can be arranged in fluid communication with the excavation outlet, downstream of the excavation, so as to suck the cuttings through the discharge mouth cuttings
- the suction pump cuttings may be, for example, hydraulically actuated.
- the set of excavation may comprise a bracket to which the support frame is suspended by at least one cable.
- the mechanical excavation tool may in particular be a milling type excavation tool comprising a milling member coupled to ⁇
- This disclosure also relates to a method of using such an excavation system for excavating a trench, comprising the following steps:
- Figures 1A and 1B are schematic views of an excavation system using two reciprocating excavation tools during excavation of a trench;
- FIG. 2 is a schematic view of an electrical pulse excavation tool of FIG.
- FIGS. 3A to 3D diagrammatically illustrate several possible variants in the configuration of the electrodes of the electric pulse excavation tool of FIG. 2;
- FIG. 4 illustrates yet another variant that can be envisaged in the configuration of the electrodes
- Figure 6 is a detail view in perspective of Figures 1A excavation system 18 and, with an excavation tool by electrical pulses, a milling-type excavation tool, and a support frame adapted to receive one or the other,
- FIGS. 1A and 1B illustrate an excavation system according to one embodiment during the excavation of a trench 200 of depth P.
- This system comprises a bracket 10 which can be installed on a mobile base 101 on the surface of the ground. digging, a support frame 34, suspended from this bracket 10 by at least one cable, so as to be able to be lowered into the trench and raised thereof by actuating the cable, and excavation tools 1, i 'apt to be alternately suspended under the support frame 34, the excavation tool 1 is an electric impulse excavation tool, while the excavation tool is a milling type mechanical excavation tool, the system comprises Furthermore, a hydraulic pump (not shown), which can be installed on the same mobile base 101 supporting the bracket 10, and is connected to the support frame 34 and the electric pulse excavating tool.
- the mucking fluid supply circuit is configured to supply a fluid for driving the solid debris resulting from the disintegration of rock material under the ⁇ tool or to facilitate their evacuation by the evacuation circuit Debiais.
- This fluid may be a liquid, such as a drilling mud, or alternatively a gas, and in particular compressed air.
- the support frame 34 which is configured to guide the sidewalls of the trench 200, has a relatively high height H in the vertical direction of excavation, compared to the width L and thickness E of the support frame 34 and the tool 1 in directions perpendicular to this height.
- the support frame 34 thus serves to provide mechanical guidance of the tool as the trench 200 is made, to obtain a good verticality thereof, even when its depth P is important. depth P can indeed reach, for example, up to 200 m, In a first configuration, illustrated in FIG.
- the electric pulse excavating tool 1 is releasably mounted under the support frame 1 to allow the excavation of a hard rock layer, thereby forming a set 100 with the mobile base 101, the bracket 10 and the support frame: 34, while in a second configuration, illustrated in FIG. 1B, the electric pulse excavation tool 1 is replaced, under the support frame 34, by the milling type mechanical excavating tool, forming an alternating assembly 100 'to excavate less harsh layers.
- the electric pulse excavation tool 1 is illustrated schematically in FIG. 2.
- it comprises two hydraulic motors 2, two electric generators 3, a power electronics module 4 and a plurality of electric motors. electrodes 5a, 5p.
- P e k'Ph
- the electrical pulses generated by the power electronics module 4 may have a voltage V of, for example, 50 to 500 kV, an intensity I of, for example, i to 100 k, and a duration d of, for for example, 30 rts to 100 ps, to repeat with a repetition frequency f of, for example, i at 100 Hz.
- the power electronics module 4 is electrically connected to two active electrodes 5a among the three electrodes illustrated, so as to transmit these electrical pulses to them.
- the third electrode 5p illustrated in the middle, is grounded, so that when the electrical pulses are transmitted to the other two electrodes 5a, electric discharges can occur between these active electrodes Sa and the passive electrode 5p located between they.
- These electrodes 5a, 5p are located on a front face of the electric pulse excavation tool 1, so as to make contact with the rock face, so that the electrical discharges between the electrodes 5, passing through the rock, disintegrate it.
- front face that which is opposite to the rock surface in the direction of excavation, that is to say normally facing downwards.
- FIG. 2 illustrates that two active electrodes 5a and a passive electrode 5p between the two active electrodes Sa, the number and arrangement of the electrodes on the front face of the electric pulse excavation tool may vary according to the circumstances. , with a spacing between, for example, 2 to 10 cm between adjacent electrodes., Thus, in the variant illustrated in FIG.
- two alternating active and passive passive electrode ramps 5p are located on opposite sides of the periphery of the front face of the electric pulse excavation tool 1, while the variant illustrated in Figure 3B also comprises a third ramp of active electrodes Sa and passive 5p alternate, oriented parallel to the other two ramps and located in a zone center of the front face of the pulse excavation tool
- the term "redan” is used to describe the rocky ridge that may be formed, for example, between two rotary drums of a milling tool such as that disclosed in EF 1. 486 620.
- the active and passive electrodes are staggered across the front face of the electric pulse digging tool 1, while in a fourth variant illustrated in FIG.
- the electric pulse excavation tool 1 also comprises a device for actuating a horizontal movement of the electrodes 5a, 5p, thus making it possible to cover the entire surface of the front face of the excavation tool by electric pulses 1 by displacement of a single linear ramp of electrodes Sa, 5p.
- the electrodes 5a, 5p may not be arranged in the same horizontal plane, but staggered on several different heights, as illustrated in FIG. 4, in particular in order to adapt the excavation profile of the tool. 1 to that of a previous tool. Furthermore, the movement of the electrodes 5a, 5p can not only be horizontal, but also vertical, in addition or alternatively to a horizontal movement.
- Figures SA and 58 thus illustrate another variant with several electrode ramps 5a, Sp equipped with vertical movement actuating devices, for adapting the arrangement of the ramps to a rocky surface Irregular.
- These devices for actuating vertical and / or horizontal movements may in particular comprise linear actuators, especially cylinders and more particularly hydraulic cylinders.
- the power electronics module 4 can be configured to transmit the electrical pulses to all active electrodes 5a simultaneously, or sequentially.
- the electric impulse excavation tool 1 also comprises a cutter discharge mouth 8 connected to a cuttings evacuation passage 32, and a fluid supply duct 6 opening onto a plurality of nozzles? of fluid injection distributed on the front face of the excavation tool.
- This fluid may be a liquid, such as for example drilling mud, or a gas, in particular compressed air and used in particular to drive the cuttings during their evacuation, through the mouth 8 and the passage 32, in operation the rotary shaft of each electric generator 3 is thus actuated by the corresponding hydraulic motor 2 to generate electricity.
- the power electronics module 4 is thus supplied with electrical energy by the electric generators 3 so as to generate the electrical pulses which produce discharges between the electrodes 5a, 5p to disintegrate a rock material located under the front face of the tool
- the fluid injected through the duct 6 and the nozzles 7 entrains the disintegrated rock material during its evacuation through the mouth 8 and the passage 32 towards the surface .
- FIG. 6 illustrates the electric pulse excavating tool 1, next to a lower portion of the support frame 34, and the milling cutter 1, which is configured to be mounted under the same support frame 34, interchangeably with the electric pulse excavation tool L
- the electric impulse excavation tool may have a horizontal section, perpendicular to the direction of excavation . , substantially elongated, and more specifically rectangular, with a width L of, for example, 1 to 4 meters, and more particularly about 2.8 meters, and a thickness E of, for example, 0.5 to 1.8 meters , and more particularly 0.5 to 1.5 meters,
- the mechanical fasteners 22 in this embodiment consist of two axes in the form of cylindrical metal pins fixed rigidly on the interface 14 symmetrically with respect to the center of the interface. 14 and orthogonalenient to this interface.
- Each mechanical fastener 22 further comprises an inner bore 24 which passes through it horizontally from one side and has an upper conical portion 26 to facilitate the assembly which will be detailed below.
- a plate 36 tilting relative to said frame having substantially the same dimensions as the interface 14 associated with the electric pulse excavating tool L
- the inclination of the plate 36 is controlled by the hydraulic cylinders 38 fixed to said plate 36 ,.
- the chassis 34 may furthermore also comprise a spoil suction pump 151, arranged to be placed in fluid communication with the spout disposal mouth 8.
- the relative arrangement of the end of the frame 34, the electric pulse excavation tool 1, feed means hydraulic fluid and evacuation means provides a device capable of providing the same functionality as a non-removable tool, however, the overall removal of the excavation tool by electrical pulses 1 allows a change of very fast tool.
- disassembly is obtained by actuating cylinders, which greatly facilitates this operation,
- excavation tool 50 comprises a motor assembly 12 with two motors hydraulic cylinders (not shown) rigidly secured to the lower part of the mounting interface 14.
- motors hydraulic cylinders (not shown) rigidly secured to the lower part of the mounting interface 14.
- Four cylindrical drums 16 constituted by ferrules are rotated by the motors by means of mechanical connection means not shown here, in the periphery of the drums are rigidly fixed the milling members 18 which are also called milling teeth.
- the hydraulic motors are connected by hydraulic hoses to the hydraulic connections 20 fixed on the upper part of the mounting interface 14, symmetrically with respect to the center of the mounting interface 14. These hoses and the hydraulic connections 20 thus serve also to supply power to the motor assembly 12 of the excavation tool 1,
- the mechanical excavation tool is of the milling cutter type
- a another type comprising a hydraulic actuator, for example a mechanical excavation tool with at least one bucket actuated by at least one hydraulic cylinder.
- the electric pulse excavation tool 1 and the milling-type excavation tool are therefore quickly interchangeable, depending on the soil layers to be excavated, by disconnecting the mounting interface 14 from one of the two tools. excavating 1, i 'of the support frame 34, and subsequent connection of the mounting interface 14 of the other of the two excavating tools 1,1' to the support frame 34,
- the electric pulse excavating tool 1 can be mounted under the support frame 34 to excavate hard rock layers as shown in FIG. 1 and replace it with the mechanical excavation tool. 'for excavating more loose layers, as shown in figure .18, and vice versa ..
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Paleontology (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1557549A FR3039851B1 (fr) | 2015-08-05 | 2015-08-05 | Outil d'excavation par impulsions electriques |
| PCT/FR2016/052034 WO2017021664A1 (fr) | 2015-08-05 | 2016-08-04 | Systeme d'excavation a outils interchangeables |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3332069A1 true EP3332069A1 (fr) | 2018-06-13 |
| EP3332069B1 EP3332069B1 (fr) | 2020-01-01 |
Family
ID=54545277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP16760531.0A Active EP3332069B1 (fr) | 2015-08-05 | 2016-08-04 | Système d'excavation à outils interchangeables |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US10570580B2 (fr) |
| EP (1) | EP3332069B1 (fr) |
| JP (1) | JP6832337B2 (fr) |
| KR (1) | KR102613791B1 (fr) |
| FR (1) | FR3039851B1 (fr) |
| MY (1) | MY194699A (fr) |
| SG (1) | SG11201800913SA (fr) |
| WO (1) | WO2017021664A1 (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202016004202U1 (de) * | 2016-07-05 | 2017-10-06 | Kinshofer Gmbh | Schnellkuppler |
| DE102017112418B4 (de) * | 2017-06-06 | 2025-03-20 | Liebherr-Werk Nenzing Gmbh | Arbeitsmaschine mit einem Anbaugerät, insbesondere einer Schlitzwandfräse, sowie Anbaugerät, insbesondere Schlitzwandfräse |
| FR3083819B1 (fr) * | 2018-07-13 | 2020-11-27 | Soletanche Freyssinet | Kit d'ancrage pour machine de forage |
| DE102019101305A1 (de) * | 2019-01-18 | 2020-07-23 | Liebherr-Werk Nenzing Gmbh | Modulare Schlitzwandfräse |
| DE202020100794U1 (de) * | 2020-02-14 | 2021-05-17 | Kinshofer Gmbh | Hydraulisches Anbaugerät sowie Baumaschine mit einem solchen Anbaugerät |
| FR3122448B1 (fr) * | 2021-04-28 | 2024-06-28 | Soletanche Freyssinet | Machine de forage ayant un châssis de benne preneuse muni d’un dispositif de fraisage à démontage rapide |
| CN117266287B (zh) * | 2023-09-25 | 2026-04-03 | 徐州徐工挖掘机械有限公司 | 一种挖掘机破碎锤流量控制方法、系统、存储介质及设备 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2860978B2 (ja) * | 1995-04-19 | 1999-02-24 | 株式会社大林組 | 懸垂型掘削機 |
| WO1998007960A1 (fr) * | 1996-08-22 | 1998-02-26 | Komatsu Ltd. | Machine souterraine a tariere pour concassage electrique, excavatrice et procede d'excavation |
| JPH10115172A (ja) * | 1996-08-22 | 1998-05-06 | Komatsu Ltd | 電気破砕による地中掘進機、及び掘削機とその掘削方法 |
| FI107629B (fi) * | 1997-10-02 | 2001-09-14 | Ideachip Oy | Menetelmä maa-ainesten sekoittamiseksi |
| JPH11141270A (ja) | 1997-11-12 | 1999-05-25 | Komatsu Ltd | 電気破砕による自由断面掘削機及びその掘削方法 |
| US6761416B2 (en) * | 2002-01-03 | 2004-07-13 | Placer Dome Technical Services Limited | Method and apparatus for a plasma-hydraulic continuous excavation system |
| GB0203252D0 (en) * | 2002-02-12 | 2002-03-27 | Univ Strathclyde | Plasma channel drilling process |
| FR2856088B1 (fr) | 2003-06-11 | 2005-09-09 | Cie Du Sol | Outil de fraisage pour la realisation de tranchees, permettant un changement rapide de la tete de coupe |
| FR2862336B1 (fr) * | 2003-11-18 | 2006-03-17 | Cie Du Sol | Machine de forage a outils rotatifs |
| DE10361337A1 (de) | 2003-12-18 | 2005-07-14 | Thomas Sauer | Kranstiel für Hydraulikbagger |
| US8186454B2 (en) * | 2004-08-20 | 2012-05-29 | Sdg, Llc | Apparatus and method for electrocrushing rock |
| GB2420358B (en) * | 2004-11-17 | 2008-09-03 | Schlumberger Holdings | System and method for drilling a borehole |
| FR2899608B1 (fr) * | 2006-04-06 | 2010-04-16 | Cie Du Sol | Outillage de forage |
| DE202006018980U1 (de) * | 2006-12-15 | 2007-04-12 | Herrenknecht Ag | Bohrvorrichtung |
| US20130185966A1 (en) * | 2010-04-26 | 2013-07-25 | Steven Merrill Harrington | Pulsed Supersonic Jet with Local High Speed Valve |
| US8769848B2 (en) * | 2011-04-26 | 2014-07-08 | Steve Harrington | Pneumatic excavation system and method of use |
| US9382688B2 (en) * | 2012-06-26 | 2016-07-05 | Vac-Tron Equipment, Llc | System and method to excavate using pneumatic shock wave |
-
2015
- 2015-08-05 FR FR1557549A patent/FR3039851B1/fr not_active Expired - Fee Related
-
2016
- 2016-08-04 JP JP2018505593A patent/JP6832337B2/ja active Active
- 2016-08-04 EP EP16760531.0A patent/EP3332069B1/fr active Active
- 2016-08-04 MY MYPI2018700445A patent/MY194699A/en unknown
- 2016-08-04 KR KR1020187006376A patent/KR102613791B1/ko active Active
- 2016-08-04 WO PCT/FR2016/052034 patent/WO2017021664A1/fr not_active Ceased
- 2016-08-04 US US15/749,808 patent/US10570580B2/en active Active
- 2016-08-04 SG SG11201800913SA patent/SG11201800913SA/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MY194699A (en) | 2022-12-15 |
| FR3039851B1 (fr) | 2021-12-10 |
| FR3039851A1 (fr) | 2017-02-10 |
| JP6832337B2 (ja) | 2021-02-24 |
| US10570580B2 (en) | 2020-02-25 |
| US20180230667A1 (en) | 2018-08-16 |
| EP3332069B1 (fr) | 2020-01-01 |
| KR20180037034A (ko) | 2018-04-10 |
| HK1253513A1 (zh) | 2019-06-21 |
| SG11201800913SA (en) | 2018-03-28 |
| JP2018522153A (ja) | 2018-08-09 |
| WO2017021664A1 (fr) | 2017-02-09 |
| KR102613791B1 (ko) | 2023-12-14 |
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