CN109630124A - A kind of drop shaft sinking shaft excavation machine and its construction method - Google Patents
A kind of drop shaft sinking shaft excavation machine and its construction method Download PDFInfo
- Publication number
- CN109630124A CN109630124A CN201910061677.9A CN201910061677A CN109630124A CN 109630124 A CN109630124 A CN 109630124A CN 201910061677 A CN201910061677 A CN 201910061677A CN 109630124 A CN109630124 A CN 109630124A
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- tube coupling
- cylinder
- shaft
- stretching
- 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
- 238000009412 basement excavation Methods 0.000 title claims abstract description 37
- 238000010276 construction Methods 0.000 title claims abstract description 12
- 230000008878 coupling Effects 0.000 claims abstract description 55
- 238000010168 coupling process Methods 0.000 claims abstract description 55
- 238000005859 coupling reaction Methods 0.000 claims abstract description 55
- 238000010079 rubber tapping Methods 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 35
- 238000003801 milling Methods 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 230000035515 penetration Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 238000007569 slipcasting Methods 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
-
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/02—Rod or cable suspensions
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D7/00—Shaft equipment, e.g. timbering within the shaft
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of drop shaft sinking shaft excavation machine and its construction method, solve the problems, such as that shaft excavation device for mechanical degree is low in the prior art, dismounting is difficult, ineffective.The present invention includes driving system, control detection system and slag-tapping system, well head collar tie beam on ground is equipped with tube coupling pressure-raising device, the driving system includes propulsion device, revolving support, revolving platform and excavating device, the top of propulsion device is connected with the hydraulic power system on ground, the lower part of propulsion device is equipped with equipment platform, equipment platform is connected with revolving support, revolving support is connected with the driving device being arranged on equipment platform, the top of revolving platform is connected with revolving support, and the lower part of revolving platform is arranged in excavating device.The present invention realizes that the stepping of excavating device excavates and carries out stretching to excavating device by propulsion device and consolidates, and realizes that highly effective and safe excavates.In disengaging well internal procedure fast demountable, the duration is saved, is improved into well efficiency.
Description
Technical field
The present invention relates to the building technology field of underground shaft, a kind of drop shaft sinking shaft excavation machine and its construction are particularly related to
Method.
Background technique
Work shaft is widely used in underground space development field, such as shield launching, reception vertical shaft, mining vertical shaft, water
Sharp engineering vertical shaft, tunnel ventilation vertical shaft, underground fortification vertical shaft, underground three-dimensional garage vertical shaft etc..Currently, shaft excavation is normal
It is still hand excavation, is excavated on one side, the cast-in-place borehole wall or the prefabricated Intersecting Parallels that sinks be at supporting on one side, mechanization, automatic
Change degree is generally lower, and work progress security risk is high, and overall construction cost is high.
The existing higher shaft drilling machine of mechanization degree there is can not fast assembling-disassembling, need personnel to frequently enter well
Bottom carries out the work such as rigging up and debugging, maintenance or dismounting, there is biggish security risk.
Summary of the invention
For the deficiency in above-mentioned background technique, the present invention proposes a kind of drop shaft sinking shaft excavation machine and its construction method,
Solve the problems, such as that shaft excavation device for mechanical degree is low in the prior art, dismounting is difficult, ineffective.
The technical scheme of the present invention is realized as follows: a kind of drop shaft sinking shaft excavation machine, including driving system, control inspection
Examining system and slag-tapping system, the well head collar tie beam on ground are equipped with tube coupling pressure-raising device, the driving system include propulsion device,
The top of revolving support, revolving platform and excavating device, propulsion device is connected with the hydraulic power system on ground, promotes dress
The lower part set is equipped with equipment platform, and equipment platform is connected with revolving support, revolving support and the drive being arranged on equipment platform
Dynamic device is connected, and the top of revolving platform is connected with revolving support, and the lower part of revolving platform is arranged in excavating device.
The propulsion device includes outer barrel and inner cylinder, and outer barrel is equipped with the first Cheng Xue mechanism, and inner cylinder setting exists
Inside outer barrel and with outer cylinder mates;The top of the outer barrel is fixed with stretching flange, on the inner wall of stretching flange
Equipped with propelling cylinder, the piston end of propelling cylinder is connected with inner cylinder, and the flexible drive inner cylinder of propelling cylinder is along outer barrel
It is mobile.
The excircle of the equipment platform is equipped with the second Cheng Xue mechanism.
First Cheng Xue mechanism includes the first stretching oil cylinder, the second stretching oil cylinder, and the second Cheng Xue mechanism includes third support
Locking oil cylinder, the first stretching oil cylinder are uniformly arranged in the circumferential direction on stretching flange, and the first stretching oil cylinder radially stretches;Second support
Locking oil cylinder is uniformly arranged in the circumferential direction on outer barrel, and the second stretching oil cylinder radially stretches, and third stretching oil cylinder is circumferentially equal
It is even to be arranged on the excircle of equipment platform, and third stretching oil cylinder radially stretches;First stretching oil cylinder, the second stretching oil cylinder
Ball-joint boots plate is equipped with the outer end of third stretching oil cylinder.
The outer wall of the outer barrel is equipped with mounting groove, and the second stretching oil cylinder is arranged in mounting groove, the outer wall of inner cylinder
It is equipped with guide groove, mounting groove is located in guide groove and matches with guide groove;The stretching flange is equipped with hanging ring, on hanging ring
It is connected with wirerope, stretching flange is connected by wirerope with the lifting system on ground.
The revolving support includes revolution inner ring and revolution outer ring, and revolution inner ring is connect with revolution outer ring rotating, in revolution
Circle is fixedly connected with equipment platform, and revolution outer ring is fixedly connected with revolving platform.
The excavating device includes excavating support, excavates support and is connected by oscillating oil cylinder with revolving platform, excavates branch
The lower part of seat is equipped with milling and digs head, and milling digs head and is connected with the driving mechanism excavated on support.
A kind of construction method of drop shaft sinking shaft excavation machine includes the following steps: S1: the positioning open caisson to be excavated, smooth
Well head peripheral part is hardened in place, forms well head collar tie beam, and tube coupling pressure-raising device, counter blade are fixed on well head collar tie beam
Bed course and levelling is beaten in foot part;
S2: in ward to excavating device, revolving platform, revolving support, equipment platform, propulsion system, control detection system
It successively installs and completes to debug;Installation and debugging and tube coupling due to development machine mechanical structure are not related, which can be heavy
Well is fulfiled ahead of schedule before starting, therefore the time of open caisson operation is greatly saved, and improves production efficiency.
S3: installing the basic tube coupling of blade foot tube coupling and fixed equipment in well head collar tie beam, connects to blade foot tube coupling, basic tube coupling
Connect, measure, it is levelling finish, the pin shaft for the tube coupling pressure-raising device debugged in S1 is protruded into tube coupling corresponding aperture, for fixing
Tube coupling, tube coupling pressure-raising device provide the counter-force and reaction torque of development machine initialization;
S4: the equipment debugged in S2 is integrally hung in pit shaft corresponding position, and by pipeline respectively with the liquid on ground
Force system, control detection system, slag-tapping system, lifting system is pressed to be connected;
S5: the first Cheng Xue mechanism and the second Cheng Xue mechanism are stretched out, and on stretching to the borehole wall, starting excavating device is excavated;
S6: after the cutting depth of the excavating device heart in the wellbore reaches the feed distance of propelling cylinder, stopping driving, and second
Cheng Xue mechanism retracts, and is then fully retracted propelling cylinder, mentions excavating device to elemental height;Tube coupling pressure-raising device controls tube coupling
Slowly sink;It, can be by being located at the slip casting channel inside pit shaft to the borehole wall and stratum if the frictional force of pit shaft outer wall is excessive
Between gap in pressure injection antifriction mud, for reducing the penetration resistance of pit shaft;Tube coupling pressure-raising device controls tube coupling sinking watching
In speed and direction, prevent deflection and prominent heavy phenomenon.
S7: after tube coupling sinks to predeterminated position, assembled next endless tube section carries out repeating driving according to step S5 and S6;
S8: after well-sinking to projected depth, excavating device is rocked at wellbore centre, and the propelling cylinder of propulsion system is complete
Full reduced time, the first Cheng Xue mechanism and the second Cheng Xue mechanism are fully retracted, and equipment is integrally hung out outside well by wirerope, are quickly torn open
Dress, so as to recycling next time;The duration has been saved, well efficiency, while the peace of either work progress or equipment are improved into
Adjustment examination and disassembly process are not required to personnel and go into the well, substantially increase the personnel safety in equipment use process, even if equipment
It needs to safeguard or replace accessory, can also quickly hang out and be safeguarded outside well, it is convenient to operate, and whole process is gone into the well without personnel.
S9: backfill dregs simultaneously carries out back cover using concrete, and open caisson is completed.
Excavation in step S5 includes the following steps: S5.1: milling is dug head by oscillating oil cylinder and is rocked to well by excavating device
The center of cylinder, starting excavating device starts driving device simultaneously and drives revolving platform rotation, and then excavating device is driven to exist
Revolution in well, while manipulating the propelling cylinder in propulsion system and feeding down, it realizes and longitudinal direction is carried out to the ground in well centre
Digging excavation;
After S5.2 has excavated the ground at wellbore centre position, propelling cylinder is withdrawn, and excavating device is dug milling by oscillating oil cylinder
Head swings to side, and the dregs at shaft bottom center is collected and transported outside well by slag-tapping system;
S5.3 drives the propelling cylinder of propulsion system and the oscillating oil cylinder of excavating device, and excavating device is made to be repositioned onto step
The position S5.1;Then, propelling cylinder shrinks certain stroke, while milling is dug the outside side oscillation of head by oscillating oil cylinder by excavating device
The stretching oil cylinder of certain angle, the second Cheng Xue mechanism is stretched out to improve stabilization of equipment performance;Then driving revolving platform, which drives, excavates
Device makees rotary motion, excavates the ground on the outside of the centre of gyration, with the swing and rotation of excavating device, the dregs of excavation is got rid of
In the hole excavated to S5.1 and S5.2, dregs is collected and is transported by slag-tapping system immediately, is tunneled and is slagged tap two to act and does not do mutually
It relates to, works at the same time, it is ensured that the continuity that open caisson excavates;
S5.4 repeats step S5.1 ~ S5.3 over to blade foot bottom, then repeatedly step S5.3, while controlling excavating device
Outline excavation, the profile for excavating out the ground of bottom tube coupling lower part is arc-shaped.
The present invention realizes that the stepping of excavating device excavates and carries out stretching to excavating device by propulsion device and consolidates, and realizes
Highly effective and safe excavates.The present invention passes in and out the fast assembling-disassembling of well internal procedure by equipment, has saved the duration, has improved into well efficiency,
The either installation and debugging and disassembly process of work progress or equipment simultaneously, are not required to personnel and go into the well, substantially increase equipment
Personnel safety in use process can also quickly hang out and be tieed up outside well even if equipment needs to safeguard or replace accessory
Shield, it is convenient to operate, and whole process is gone into the well without personnel, improves the construction safety coefficient of construction personnel.
Detailed description of the invention
In order to illustrate the embodiments of the present invention more clearly, attached drawing needed in describing below to embodiment makees letter
Singly introduce, it should be apparent that, drawings in the following description are only some embodiments of the invention, skill common for this field
For art personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is overall structure of the present invention.
Fig. 2 is whole interior structural schematic diagram of the present invention.
Fig. 3 is the present invention whole axis side schematic diagram.
Fig. 4 is propulsion system schematic diagram of the present invention.
Fig. 5 is propulsion system transverse direction schematic cross-sectional view of the present invention.
Fig. 6 is propulsion system longitudinal direction of the present invention schematic cross-sectional view.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under that premise of not paying creative labor
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1, as shown in Figure 1-3, a kind of drop shaft sinking shaft excavation machine, including driving system, control detection system and
Slag-tapping system 9, the well head collar tie beam on ground are equipped with tube coupling pressure-raising device 1, and tube coupling pressure-raising device may be implemented to entire pit shaft
Promotion or pressurization, have the characteristics that lifting or sinking are steady, safety, speed is adjustable, easy to maintenance, pit shaft made steadily to sink.
Driving system includes propulsion device 3, revolving support 5, revolving platform 6 and excavating device 7, on the top and ground of propulsion device 3
Hydraulic power system be connected, propulsion device carry out radial firm and axial is promoted for driving system.Propulsion device 3
Lower part be equipped with equipment platform 4, equipment platform 4 is connected with revolving support 5, revolving support 5 be arranged on equipment platform 4
Driving device 401 is connected, and hydraulic motor can be used in driving device, drives revolving support rotation, and then realize excavating device
Rotation.The top of revolving platform 6 is connected with revolving support 5, and revolving platform and revolving support synchronize rotation, excavating device
7 are arranged in the lower part of revolving platform 6, and excavating device is turned round under the action of revolving platform, and head is dug in the milling of excavating device
Rotation can be carried out, realizes the excavation to soil layer.
Further, the propulsion device 3 includes outer barrel 304 and inner cylinder 305, and outer barrel is equipped with the first support boots machine
The excircle of structure, equipment platform 4 is equipped with the second Cheng Xue mechanism.Stretching stretches out on the tube coupling borehole wall in Cheng Xue mechanism, for bearing
The reaction torque for counter-force and the excavating device revolution that development machine advances downwardly.The setting of inner cylinder 305 the inside of outer barrel 304 and with it is outer
Cylinder 304 matches, and inner cylinder can be slided mutually with outer barrel, realizes axial stepping.The top fixation of the outer barrel 304 is set
There is stretching flange 301, the inner wall of stretching flange 301 is equipped with propelling cylinder 302, the piston end and inner cylinder of propelling cylinder 302
305 are connected, and the flexible drive inner cylinder 305 of propelling cylinder 302 is moved axially along outer barrel 304.The top of stretching flange 301
It is connected with the lifting system on ground, realizes the handling to this driving system.
Embodiment 2, as Figure 4-Figure 6, a kind of drop shaft sinking shaft excavation machine, first Cheng Xue mechanism include several
One stretching oil cylinder 303, several the second stretching oil cylinders 306, the second Cheng Xue mechanism include several third stretching oil cylinders 307, the
One stretching oil cylinder 303 is uniformly arranged in the circumferential direction on stretching flange 301, and the first stretching oil cylinder 303 radially stretches;Second support
Locking oil cylinder 306 is uniformly arranged in the circumferential direction on outer barrel 304, and the second stretching oil cylinder 306 radially stretches, third stretching oil cylinder
307 are uniformly arranged in the circumferential direction on the excircle of equipment platform 4, and third stretching oil cylinder 307 radially stretches, and is used to support and sets
Standby platform;First stretching oil cylinder 303, the second stretching oil cylinder 306 and third stretching oil cylinder 307 stretch out stretching on the tube coupling borehole wall,
Play the role of supporting driving system.The outer end of first stretching oil cylinder 303, the second stretching oil cylinder 306 and third stretching oil cylinder 307
Portion is equipped with ball-joint boots plate 308, the stability of stretching cylinder piston rod stretched out stretching and improve development machine to the borehole wall, ball-joint
Boots plate can carry out the swing of small distance, reduce the vibration of equipment in tunneling process.
Further, the outer wall of the outer barrel 304 is equipped with the mounting groove 309 of invaginating, the setting of the second stretching oil cylinder 306
In mounting groove 309, the outer wall of inner cylinder 305 is equipped with guide groove 310, mounting groove 309 be located at guide groove 310 it is interior and with guiding
Slot 310 matches, and limitation inner cylinder can only be axially moved, without can be carried out rotation.This of inside and outside cylinder embedded is set
Meter prevents relative rotation, so that the reaction torque that excavating device 7 generates when rotating is transmitted to stretching ring flange and support by guide groove
On locking oil cylinder, it is ultimately transferred to tube coupling.Stretching flange 301 is equipped with hanging ring 311, is connected with wirerope 10, stretching on hanging ring 311
Flange 301 is connected by wirerope 10 with the lifting system on ground, after open caisson reaches target depth, propulsion system and is set
Stretching oil cylinder on standby platform retracts, and equipment integral hoisting goes out well, after completing shaft bottom back cover, well at.
Further, the revolving support 5 includes revolution inner ring and revolution outer ring, and revolution inner ring and revolution outer ring rotating connect
It connects, revolution inner ring is fixedly connected with equipment platform 4, and revolution outer ring is fixedly connected with revolving platform 6.Driving device is outer by revolution
Circle drives revolving platform rotation, and then realizes the rotation of excavating device.The excavating device 7 includes excavating support 701, excavates branch
Seat 701 is connected by oscillating oil cylinder 702 with revolving platform 6, and oscillating oil cylinder 702 adjusts the swing position for excavating support.It excavates
The lower part of support 701 is equipped with milling and digs head 703, and milling digs head 703 and is connected with the driving mechanism excavated on support 701, actuating mechanism
Hydraulic motor can be used, hydraulic motor drives milling to dig head and carries out rotation.
Other structures are same as Example 1.
Embodiment 3, a kind of construction method of drop shaft sinking shaft excavation machine include the following steps: S1: positioning to be excavated heavy
Well, smooth location harden well head peripheral part, form well head collar tie beam, and tube coupling pressure-raising dress is fixed on well head collar tie beam
It sets, bed course and levelling is beaten in counter blade foot part;
S2: in ward to excavating device, revolving platform, revolving support, equipment platform, propulsion system, control detection system
It successively installs and completes to debug;Installation and debugging and tube coupling due to development machine mechanical structure are not related, which can be heavy
Well is fulfiled ahead of schedule before starting, therefore the time of open caisson operation is greatly saved, and improves production efficiency.
S3: installing the basic tube coupling of blade foot tube coupling and fixed equipment in well head collar tie beam, connects to blade foot tube coupling, basic tube coupling
Connect, measure, it is levelling finish, the pin shaft for the tube coupling pressure-raising device debugged in S1 is protruded into tube coupling corresponding aperture, for fixing
Tube coupling 2, tube coupling pressure-raising device provide the counter-force and reaction torque of development machine initialization;Tube coupling pressure-raising device may be implemented to entire
The promotion or pressurization of pit shaft have the characteristics that lifting or sinking are steady, safety, speed is adjustable, easy to maintenance, under keeping pit shaft steady
It is heavy.
S4: the equipment debugged in S2 is integrally hung in pit shaft corresponding position, and by pipeline respectively and on ground
Hydraulic power system, control detection system, slag-tapping system, lifting system other auxiliary systems such as be connected;
S5: the first Cheng Xue mechanism and the second Cheng Xue mechanism are stretched out, and on stretching to the borehole wall, starting excavating device is excavated;
S6: after the cutting depth of the excavating device heart in the wellbore reaches the feed distance of propelling cylinder, stopping driving, and second
Cheng Xue mechanism retracts, and the first Cheng Xue mechanism still holds out against, is then fully retracted propelling cylinder, mentions excavating device to initial height
Degree, it is ensured that milling digs head and leaves excavation face completely, so as to well-sinking;Tube coupling pressure-raising device control tube coupling slowly sinks;If pit shaft
It, can be by being located at the pressure injection into the gap between the borehole wall and stratum of the slip casting channel inside pit shaft when the frictional force of outer wall is excessive
Antifriction mud, for reducing the penetration resistance of pit shaft;Tube coupling pressure-raising device controls speed and direction in tube coupling sinking watching, prevents
Only there is deflection and prominent heavy phenomenon.
S7: after tube coupling sinks to predeterminated position, assembled next endless tube section carries out repeating driving according to step S5 and S6;
S8: after well-sinking to projected depth, excavating device is rocked at wellbore centre, and the propelling cylinder of propulsion system is complete
Full reduced time, the first Cheng Xue mechanism and the second Cheng Xue mechanism are fully retracted, and equipment is integrally hung out outside well by wirerope, are quickly torn open
Dress, so as to recycling next time;The duration has been saved, well efficiency, while the peace of either work progress or equipment are improved into
Adjustment examination and disassembly process are not required to personnel and go into the well, substantially increase the personnel safety in equipment use process, even if equipment
It needs to safeguard or replace accessory, can also quickly hang out and be safeguarded outside well, it is convenient to operate, and whole process is gone into the well without personnel.
S9: backfill dregs simultaneously carries out back cover using concrete, and open caisson is completed.
Digging process in step s 5 includes the following steps: S5.1: milling is dug head pendulum by oscillating oil cylinder by excavating device
It moves to the center of pit shaft, starts excavating device and start driving device drive revolving platform rotation simultaneously, and then drive and excavate
Device turns round in well, while manipulating the propelling cylinder in propulsion system and feeding down, realize to the ground in well centre into
Row longitudinal direction digging excavation;
After S5.2 has excavated the ground at wellbore centre position, propelling cylinder is withdrawn, and excavating device is dug milling by oscillating oil cylinder
Head swings to side, and the dregs at shaft bottom center is collected and transported outside well by slag-tapping system;
S5.3 drives the propelling cylinder of propulsion system and the oscillating oil cylinder of excavating device, and excavating device is made to be repositioned onto step
The position S5.1;Then, propelling cylinder shrinks certain stroke, while milling is dug the outside side oscillation of head by oscillating oil cylinder by excavating device
The stretching oil cylinder of certain angle, the second Cheng Xue mechanism is stretched out to improve stabilization of equipment performance;Then driving revolving platform, which drives, excavates
Device makees rotary motion, excavates the ground on the outside of the centre of gyration, with the swing and rotation of excavating device, the dregs of excavation is got rid of
In the hole excavated to S5.1 and S5.2, dregs is collected and is transported by slag-tapping system immediately, is tunneled and is slagged tap two to act and does not do mutually
It relates to, works at the same time, it is ensured that the continuity that open caisson excavates;
S5.4 repeats step S5.1 ~ S5.3 over to blade foot bottom, then repeatedly step S5.3, while controlling excavation dress
The outline excavation set, the profile for excavating out the ground of bottom tube coupling lower part are arc-shaped.
Other structures are same as Example 2.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
- A kind of well 1. drop shaft sinking shaft excavation machine, including driving system, control detection system and slag-tapping system (9), on ground Mouth circle beam is equipped with tube coupling pressure-raising device (1), it is characterised in that: the driving system includes propulsion device (3), revolving support (5), revolving platform (6) and excavating device (7), the top of propulsion device (3) are connected with the hydraulic power system on ground, push away Be equipped with equipment platform (4) into the lower part of device (3), equipment platform (4) is connected with revolving support (5), revolving support (5) with set The driving device (401) set on equipment platform (4) is connected, and the top of revolving platform (6) is connected with revolving support (5), Excavating device (7) is arranged in the lower part of revolving platform (6).
- 2. drop shaft sinking shaft excavation machine according to claim 1, it is characterised in that: the propulsion device (3) includes outer cylinder Body (304) and inner cylinder (305), outer barrel (304) are equipped with the first Cheng Xue mechanism, and inner cylinder (305) is arranged in outer barrel (304) it is matched inside and with outer barrel (304);The top of the outer barrel (304) is fixed with stretching flange (301), support The inner wall of tight flange (301) is equipped with propelling cylinder (302), and the piston end of propelling cylinder (302) is connected with inner cylinder (305) It connects, the flexible drive inner cylinder (305) of propelling cylinder (302) is mobile along outer barrel (304).
- 3. drop shaft sinking shaft excavation machine according to claim 2, it is characterised in that: the excircle of the equipment platform (4) It is equipped with the second Cheng Xue mechanism.
- 4. drop shaft sinking shaft excavation machine according to claim 3, it is characterised in that: first Cheng Xue mechanism includes first Stretching oil cylinder (303) and the second stretching oil cylinder (306), the second Cheng Xue mechanism include third stretching oil cylinder (307), the first stretching oil Cylinder (303) is uniformly arranged in the circumferential direction on stretching flange (301), and the first stretching oil cylinder (303) radially stretches;Second stretching Oil cylinder (306) is uniformly arranged in the circumferential direction on outer barrel (304), and the second stretching oil cylinder (306) radially stretches, third stretching Oil cylinder (307) is uniformly arranged in the circumferential direction on the excircle of equipment platform (4), and third stretching oil cylinder (307) radially stretches; The outer end of first stretching oil cylinder (303), the second stretching oil cylinder (306) and third stretching oil cylinder (307) is equipped with ball-joint boots Plate (308).
- 5. drop shaft sinking shaft excavation machine according to claim 3, it is characterised in that: on the outer wall of the outer barrel (304) Equipped with mounting groove (309), in mounting groove (309), the outer wall of inner cylinder (305) is equipped with the setting of the second stretching oil cylinder (306) Guide groove (310), mounting groove (309) are located in guide groove (310) and match with guide groove (310);The stretching flange (301) hanging ring (311) are equipped with, are connected with wirerope (10) on hanging ring (311), stretching flange (301) passes through wirerope (10) It is connected with the lifting system on ground.
- 6. drop shaft sinking shaft excavation machine according to claim 1-5, it is characterised in that: the revolving support (5) Including revolution inner ring and revolution outer ring, turns round inner ring and connect with revolution outer ring rotating, revolution inner ring and equipment platform (4) fixed company It connects, revolution outer ring is fixedly connected with revolving platform (6).
- 7. drop shaft sinking shaft excavation machine according to claim 6, it is characterised in that: the excavating device (7) includes excavating Support (701) excavates support (701) and is connected by oscillating oil cylinder (702) with revolving platform (6), excavated under support (701) Portion is equipped with milling and digs head (703), and milling digs head (703) and is connected with the driving mechanism excavated on support (701).
- 8. a kind of construction method of drop shaft sinking shaft excavation machine as described in claim 1, it is characterised in that: including walking as follows Rapid: S1: the positioning open caisson to be excavated, smooth location harden well head peripheral part, form well head collar tie beam, and in well head Fix tube coupling pressure-raising device on collar tie beam, bed course and levelling is beaten in counter blade foot part;S2: in ward to excavating device, revolving platform, revolving support, equipment platform, propulsion system, control detection system It successively installs and completes to debug;S3: installing the basic tube coupling of blade foot tube coupling and fixed equipment in well head collar tie beam, connected to blade foot tube coupling, basic tube coupling, Measurement, it is levelling finish, the pin shaft for the tube coupling pressure-raising device debugged in S1 is protruded into tube coupling corresponding aperture, for fixing pipe Section, tube coupling pressure-raising device provide the counter-force and reaction torque of development machine initialization;S4: the equipment debugged in S2 is integrally hung in pit shaft corresponding position, and by pipeline respectively with the liquid on ground Force system, control detection system, slag-tapping system, lifting system is pressed to be connected;S5: the first Cheng Xue mechanism and the second Cheng Xue mechanism are stretched out, and on stretching to the borehole wall, starting excavating device is excavated;S6: after the cutting depth of the excavating device heart in the wellbore reaches the feed distance of propelling cylinder, stopping driving, and second Cheng Xue mechanism retracts, and is then fully retracted propelling cylinder, mentions excavating device to elemental height;Tube coupling pressure-raising device controls tube coupling Slowly sink;It, can be by being located at the slip casting channel inside pit shaft to the borehole wall and stratum if the frictional force of pit shaft outer wall is excessive Between gap in pressure injection antifriction mud, for reducing the penetration resistance of pit shaft;Tube coupling pressure-raising device controls tube coupling sinking watching In speed and direction, prevent deflection and prominent heavy phenomenon;S7: after tube coupling sinks to predeterminated position, assembled next endless tube section carries out repeating driving according to step S5 and S6;S8: after well-sinking to projected depth, excavating device is rocked at wellbore centre, and the propelling cylinder of propulsion system is complete Full reduced time, the first Cheng Xue mechanism and the second Cheng Xue mechanism are fully retracted, and equipment is integrally hung out outside well by wirerope, are quickly torn open Dress, so as to recycling next time;S9: backfill dregs simultaneously carries out back cover using concrete, and open caisson is completed.
- 9. the construction method of drop shaft sinking shaft excavation machine according to claim 8, it is characterised in that: the excavation in step S5 Include the following steps: S5.1: milling is dug the center that head is rocked to pit shaft by oscillating oil cylinder by excavating device, and dress is excavated in starting It sets while starting driving device and drive revolving platform rotation, and then drive excavating device to turn round in well, while manipulating propulsion system Propelling cylinder in system is fed down, and is realized and is carried out longitudinal digging excavation to the ground in well centre;After S5.2 has excavated the ground at wellbore centre position, propelling cylinder is withdrawn, and excavating device is dug milling by oscillating oil cylinder Head swings to side, and the dregs at shaft bottom center is collected and transported outside well by slag-tapping system;S5.3 drives the propelling cylinder of propulsion system and the oscillating oil cylinder of excavating device, and excavating device is made to be repositioned onto step The position S5.1;Then, propelling cylinder shrinks certain stroke, while milling is dug the outside side oscillation of head by oscillating oil cylinder by excavating device The stretching oil cylinder of certain angle, the second Cheng Xue mechanism is stretched out to improve stabilization of equipment performance;Then driving revolving platform, which drives, excavates Device makees rotary motion, excavates the ground on the outside of the centre of gyration, with the swing and rotation of excavating device, the dregs of excavation is got rid of In the hole excavated to S5.1 and S5.2, dregs is collected and is transported by slag-tapping system immediately, is tunneled and is slagged tap two to act and does not do mutually It relates to, works at the same time, it is ensured that the continuity that open caisson excavates;S5.4 repeats step S5.1 ~ S5.3 over to blade foot bottom, then repeatedly step S5.3, while controlling excavating device Outline excavation, the profile for excavating out the ground of bottom tube coupling lower part is arc-shaped.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910061677.9A CN109630124B (en) | 2019-01-23 | 2019-01-23 | Shaft heading machine adopting open caisson method and construction method of shaft heading machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910061677.9A CN109630124B (en) | 2019-01-23 | 2019-01-23 | Shaft heading machine adopting open caisson method and construction method of shaft heading machine |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109630124A true CN109630124A (en) | 2019-04-16 |
CN109630124B CN109630124B (en) | 2024-06-21 |
Family
ID=66063238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910061677.9A Active CN109630124B (en) | 2019-01-23 | 2019-01-23 | Shaft heading machine adopting open caisson method and construction method of shaft heading machine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109630124B (en) |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110374603A (en) * | 2019-08-21 | 2019-10-25 | 中铁工程装备集团有限公司 | A kind of collection slag device and its implementation method for open caisson shaft excavation machine |
CN110541708A (en) * | 2019-09-27 | 2019-12-06 | 中铁工程装备集团有限公司 | Drilling machine for excavating rectangular vertical shaft |
CN110685695A (en) * | 2019-11-28 | 2020-01-14 | 中国铁建重工集团股份有限公司 | Vertical shaft construction system and method from top to bottom |
CN110761794A (en) * | 2019-12-26 | 2020-02-07 | 中国铁建重工集团股份有限公司 | Shaft heading machine and propulsion system thereof |
CN111206930A (en) * | 2020-04-08 | 2020-05-29 | 中铁工程装备集团有限公司 | Variable-section vertical shaft excavation equipment and construction method |
CN111764905A (en) * | 2020-07-09 | 2020-10-13 | 中国水利水电夹江水工机械有限公司 | Anti-twisting method for shaft tunneling |
CN111852481A (en) * | 2020-07-29 | 2020-10-30 | 中铁工程装备集团有限公司 | Shaft construction method and heading machine |
CN112253125A (en) * | 2020-09-07 | 2021-01-22 | 辽宁三三工业有限公司 | Supporting, propelling and stepping lifting device of shaft heading machine |
CN112253132A (en) * | 2020-09-07 | 2021-01-22 | 辽宁三三工业有限公司 | Immersed tube guiding system suitable for vertical shield machine |
CN112253129A (en) * | 2020-09-07 | 2021-01-22 | 辽宁三三工业有限公司 | Full-automatic shaft shield constructs equipment |
CN112664197A (en) * | 2021-01-27 | 2021-04-16 | 中铁工程装备集团有限公司 | Shaft excavation device, large-diameter shaft heading machine and construction method |
CN113047844A (en) * | 2021-03-17 | 2021-06-29 | 中国铁建重工集团股份有限公司 | Sinking pipe sheet type vertical shaft construction method |
CN113153329A (en) * | 2021-04-08 | 2021-07-23 | 江苏锐成机械有限公司 | Main operation unit of high-level waste disposal pit tunneling system |
CN113202478A (en) * | 2021-06-08 | 2021-08-03 | 中国铁建重工集团股份有限公司 | Step-changing tunneling method of vertical shaft tunneling machine and tunneling machine |
CN113446007A (en) * | 2021-08-04 | 2021-09-28 | 中铁工程装备集团有限公司 | Propulsion system for open caisson excavation and open caisson excavation method |
CN114033383A (en) * | 2021-11-09 | 2022-02-11 | 中铁工程装备集团有限公司 | Open caisson heading machine, open caisson heading system and heading method of special-shaped section open caisson |
CN114086970A (en) * | 2021-09-30 | 2022-02-25 | 江苏马超地下工程设备有限公司 | Mechanism capable of combining and supporting travel equipment to walk and walking method |
CN114086963A (en) * | 2021-11-19 | 2022-02-25 | 中铁工程装备集团有限公司 | Dismounting device, vertical shaft heading machine and vertical shaft construction method |
CN114319444A (en) * | 2022-01-10 | 2022-04-12 | 中铁工程装备集团有限公司 | Shaft construction method and device |
CN114908788A (en) * | 2022-06-22 | 2022-08-16 | 同济大学 | Auxiliary sinking device for sunk well blade |
CN116084957A (en) * | 2023-04-12 | 2023-05-09 | 中国铁建重工集团股份有限公司 | Deep shaft heading machine |
CN117005870A (en) * | 2023-09-08 | 2023-11-07 | 中铁七局集团广州工程有限公司 | Deviation correction detection device and method for curve jacking engineering |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102803616A (en) * | 2009-06-02 | 2012-11-28 | 海瑞克股份公司 | Method and device for creating an underwater foundation of a building |
CN103899316A (en) * | 2014-03-21 | 2014-07-02 | 中铁工程装备集团有限公司 | Novel drilling method for shaft drilling machine |
CN103924977A (en) * | 2014-02-27 | 2014-07-16 | 中铁工程装备集团有限公司 | Center-pillared full-face shaft drilling machine |
CN104453916A (en) * | 2014-11-12 | 2015-03-25 | 山东科技大学 | Special work robot for vertical shaft construction |
CN108005111A (en) * | 2017-10-17 | 2018-05-08 | 北京中煤矿山工程有限公司 | A kind of vertical shaft method of construction as underground three-dimensional garage |
CN207761660U (en) * | 2017-12-27 | 2018-08-24 | 中煤科工集团上海有限公司 | A kind of relaying jacking system of band support adjusted device |
CN109139017A (en) * | 2018-10-26 | 2019-01-04 | 中铁工程装备集团有限公司 | A kind of drop shaft sinking shaft excavation machine and its construction method |
CN209483346U (en) * | 2019-01-23 | 2019-10-11 | 中铁工程装备集团有限公司 | A kind of drop shaft sinking shaft excavation machine |
-
2019
- 2019-01-23 CN CN201910061677.9A patent/CN109630124B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102803616A (en) * | 2009-06-02 | 2012-11-28 | 海瑞克股份公司 | Method and device for creating an underwater foundation of a building |
CN103924977A (en) * | 2014-02-27 | 2014-07-16 | 中铁工程装备集团有限公司 | Center-pillared full-face shaft drilling machine |
CN103899316A (en) * | 2014-03-21 | 2014-07-02 | 中铁工程装备集团有限公司 | Novel drilling method for shaft drilling machine |
CN104453916A (en) * | 2014-11-12 | 2015-03-25 | 山东科技大学 | Special work robot for vertical shaft construction |
CN108005111A (en) * | 2017-10-17 | 2018-05-08 | 北京中煤矿山工程有限公司 | A kind of vertical shaft method of construction as underground three-dimensional garage |
CN207761660U (en) * | 2017-12-27 | 2018-08-24 | 中煤科工集团上海有限公司 | A kind of relaying jacking system of band support adjusted device |
CN109139017A (en) * | 2018-10-26 | 2019-01-04 | 中铁工程装备集团有限公司 | A kind of drop shaft sinking shaft excavation machine and its construction method |
CN209483346U (en) * | 2019-01-23 | 2019-10-11 | 中铁工程装备集团有限公司 | A kind of drop shaft sinking shaft excavation machine |
Cited By (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110374603A (en) * | 2019-08-21 | 2019-10-25 | 中铁工程装备集团有限公司 | A kind of collection slag device and its implementation method for open caisson shaft excavation machine |
CN110541708B (en) * | 2019-09-27 | 2021-09-03 | 中铁工程装备集团有限公司 | Drilling machine for excavating rectangular vertical shaft |
CN110541708A (en) * | 2019-09-27 | 2019-12-06 | 中铁工程装备集团有限公司 | Drilling machine for excavating rectangular vertical shaft |
CN110685695A (en) * | 2019-11-28 | 2020-01-14 | 中国铁建重工集团股份有限公司 | Vertical shaft construction system and method from top to bottom |
CN110685695B (en) * | 2019-11-28 | 2021-10-12 | 中国铁建重工集团股份有限公司 | Vertical shaft construction system and method from top to bottom |
CN110761794A (en) * | 2019-12-26 | 2020-02-07 | 中国铁建重工集团股份有限公司 | Shaft heading machine and propulsion system thereof |
CN111206930A (en) * | 2020-04-08 | 2020-05-29 | 中铁工程装备集团有限公司 | Variable-section vertical shaft excavation equipment and construction method |
CN111206930B (en) * | 2020-04-08 | 2022-04-15 | 中铁工程装备集团有限公司 | Variable-section vertical shaft excavation equipment and construction method |
CN111764905A (en) * | 2020-07-09 | 2020-10-13 | 中国水利水电夹江水工机械有限公司 | Anti-twisting method for shaft tunneling |
CN111764905B (en) * | 2020-07-09 | 2022-07-12 | 中国水利水电夹江水工机械有限公司 | Anti-twisting method for shaft tunneling |
CN111852481A (en) * | 2020-07-29 | 2020-10-30 | 中铁工程装备集团有限公司 | Shaft construction method and heading machine |
CN112253132B (en) * | 2020-09-07 | 2023-01-20 | 辽宁三三工业有限公司 | Immersed tube guiding system suitable for vertical shield machine |
CN112253129A (en) * | 2020-09-07 | 2021-01-22 | 辽宁三三工业有限公司 | Full-automatic shaft shield constructs equipment |
CN112253125B (en) * | 2020-09-07 | 2021-08-10 | 辽宁三三工业有限公司 | Supporting, propelling and stepping lifting device of shaft heading machine |
CN112253132A (en) * | 2020-09-07 | 2021-01-22 | 辽宁三三工业有限公司 | Immersed tube guiding system suitable for vertical shield machine |
CN112253125A (en) * | 2020-09-07 | 2021-01-22 | 辽宁三三工业有限公司 | Supporting, propelling and stepping lifting device of shaft heading machine |
CN112664197A (en) * | 2021-01-27 | 2021-04-16 | 中铁工程装备集团有限公司 | Shaft excavation device, large-diameter shaft heading machine and construction method |
CN113047844A (en) * | 2021-03-17 | 2021-06-29 | 中国铁建重工集团股份有限公司 | Sinking pipe sheet type vertical shaft construction method |
CN113153329A (en) * | 2021-04-08 | 2021-07-23 | 江苏锐成机械有限公司 | Main operation unit of high-level waste disposal pit tunneling system |
CN113153329B (en) * | 2021-04-08 | 2024-05-07 | 江苏锐成机械有限公司 | Main operation unit of high-level waste disposal pit tunneling system |
CN113202478B (en) * | 2021-06-08 | 2023-04-11 | 中国铁建重工集团股份有限公司 | Step-changing tunneling method of vertical shaft tunneling machine and tunneling machine |
CN113202478A (en) * | 2021-06-08 | 2021-08-03 | 中国铁建重工集团股份有限公司 | Step-changing tunneling method of vertical shaft tunneling machine and tunneling machine |
CN113446007A (en) * | 2021-08-04 | 2021-09-28 | 中铁工程装备集团有限公司 | Propulsion system for open caisson excavation and open caisson excavation method |
CN114086970A (en) * | 2021-09-30 | 2022-02-25 | 江苏马超地下工程设备有限公司 | Mechanism capable of combining and supporting travel equipment to walk and walking method |
CN114033383A (en) * | 2021-11-09 | 2022-02-11 | 中铁工程装备集团有限公司 | Open caisson heading machine, open caisson heading system and heading method of special-shaped section open caisson |
CN114086963A (en) * | 2021-11-19 | 2022-02-25 | 中铁工程装备集团有限公司 | Dismounting device, vertical shaft heading machine and vertical shaft construction method |
CN114319444A (en) * | 2022-01-10 | 2022-04-12 | 中铁工程装备集团有限公司 | Shaft construction method and device |
CN114319444B (en) * | 2022-01-10 | 2023-12-01 | 中铁工程装备集团有限公司 | Shaft construction method and device |
CN114908788A (en) * | 2022-06-22 | 2022-08-16 | 同济大学 | Auxiliary sinking device for sunk well blade |
CN116084957A (en) * | 2023-04-12 | 2023-05-09 | 中国铁建重工集团股份有限公司 | Deep shaft heading machine |
CN116084957B (en) * | 2023-04-12 | 2023-07-25 | 中国铁建重工集团股份有限公司 | Deep shaft heading machine |
CN117005870A (en) * | 2023-09-08 | 2023-11-07 | 中铁七局集团广州工程有限公司 | Deviation correction detection device and method for curve jacking engineering |
CN117005870B (en) * | 2023-09-08 | 2024-03-05 | 中铁七局集团广州工程有限公司 | Deviation correction detection device and method for curve jacking engineering |
Also Published As
Publication number | Publication date |
---|---|
CN109630124B (en) | 2024-06-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109630124A (en) | A kind of drop shaft sinking shaft excavation machine and its construction method | |
CN111852481B (en) | Shaft construction method and heading machine | |
CN109139017A (en) | A kind of drop shaft sinking shaft excavation machine and its construction method | |
CN202510121U (en) | Hard rock boring machine | |
CN103306687B (en) | Soft rock tunnel long cantilever horizontal jet grouting Deformation control construction method | |
CN108691550B (en) | Vertical shaft shield machine for underground upward construction and construction method thereof | |
US20180010392A1 (en) | Shaft enlargement arrangement for a boring system | |
CN104196547B (en) | Integrated support system and the tunnel machine of this integrated support system is housed | |
LU502844B1 (en) | A High-pressure Water Jet Assisted Pile Pulling Device and the Construction Method | |
CN111206931B (en) | Use method of cantilever shaft tunneling machine | |
CN110529136A (en) | Municipal blow-off line pipe jacking construction method | |
CN109763765A (en) | A kind of sinking method swing type shaft excavation machine | |
CN201865563U (en) | Multifunctional rotary drilling rig | |
CN209483346U (en) | A kind of drop shaft sinking shaft excavation machine | |
CN208950581U (en) | A kind of drop shaft sinking shaft excavation machine | |
CN110513534A (en) | Municipal wastewater pipeline non-excavating construction method | |
CN100487223C (en) | Eccentric multi-axial multi-cutter type tunnelling machine | |
CN203239355U (en) | Jacking type cable sleeve channel structure | |
CN204082166U (en) | Integrated support system and the tunnel machine of this integrated support system is housed | |
CN106640098B (en) | A kind of subway tunnel shield construction method | |
CN114575854A (en) | Jacking raise-up raise-boring machine and method | |
JP2007138702A (en) | Excavation construction method for forward advance of working cylinder and retraction of all cross sections in tunnel | |
CN209838406U (en) | Well wall pipe | |
CN106285691A (en) | The method for tunnel construction that a kind of shield formula multi-arm development machine combines with New Austrian Tunneling Method | |
CN207829893U (en) | A kind of counterforce device of shield jacking New Austrian Tunneling Method supporting |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant |