CN109267938A - A kind of bridge drilling device - Google Patents
A kind of bridge drilling device Download PDFInfo
- Publication number
- CN109267938A CN109267938A CN201811510252.3A CN201811510252A CN109267938A CN 109267938 A CN109267938 A CN 109267938A CN 201811510252 A CN201811510252 A CN 201811510252A CN 109267938 A CN109267938 A CN 109267938A
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- China
- Prior art keywords
- screw
- water tank
- fastenedly connected
- mobile
- bridge
- 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.)
- Withdrawn
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- 238000005553 drilling Methods 0.000 title claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000000889 atomisation Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 3
- 241001640558 Cotoneaster horizontalis Species 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 14
- 238000012545 processing Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000003915 air pollution Methods 0.000 abstract description 2
- 239000003500 flue dust Substances 0.000 abstract description 2
- 238000003860 storage Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 244000273618 Sphenoclea zeylanica Species 0.000 description 1
- 241001080929 Zeugopterus punctatus Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000002663 nebulization Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/04—Supports for the drilling machine, e.g. derricks or masts specially adapted for directional drilling, e.g. slant hole rigs
- E21B15/045—Hydraulic, pneumatic or electric circuits for their positioning
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
-
- 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
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
-
- 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
- E21B7/04—Directional drilling
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of bridge drilling devices, including water tank, mobile foundation, the water tank two sides are welded with support plate, it is wherein fixed by the bracket above a support plate and is connected with pressure pump, mobile pulley is provided with below the water tank, controller is inlaid on the water tank side wall, bradyseism seat is fastenedly connected with by screw above the water tank, above the bradyseism seat by screw be fastenedly connected there are two symmetrical height adjustment hydraulic cylinder, vertical support post is sequentially connected with above two height adjustment hydraulic cylinders, the present invention can adjust bore angle according to the specific processing request of drilling, the adaptation ability of lifting means, design has cushioning device simultaneously, the vibration that drilling generates can sufficiently be alleviated in boring procedure, increase the service life of equipment, for flue dust generated in boring procedure Atomization process is carried out, guarantees the clean level of construction environment, avoids air pollution.
Description
Technical field
The present invention relates to bridge technical field of processing equipment, more particularly to a kind of bridge drilling device.
Background technique
Bridge refers generally to be erected in rivers,lakes and seas, the structures for making traffic etc. that can smoothly pass through.It is modern to adapt to
The transportation industry of high speed development, bridge be also extended to across mountain stream, unfavorable geology or meet other traffic need and set up make
Current more convenient and fast building.Bridge is generally made of superstructure, substructure, support and attached structure, top knot
Structure is also known as bridge span structure, is across the primary structure of obstacle；Substructure includes abutment, bridge pier and basis；Support is spanning knot
The load transfer device of the bearing place setting of structure and bridge pier or abutment；Attached structure then refer to transition slab at bridge head, truncated cone banking, shore protection,
Training works etc..
It needs that the equipment such as guardrail are installed to bridge in the building course of bridge, needs to carry out in the installation process of guardrail
Positioning drilling, but the functionality for being directed to bridge drilling device on the market is more single, it is impossible to meet need at this stage
It asks.
Publication No. CN203716843U is compared, a kind of bridge drilling device is disclosed, includes drilling machine, column and handle
Hand, the drilling machine are attached on column, and the drilling machine is equipped with drilling rod, drill bit, and the column is equipped with graduated scale, described
Drilling rod is hollow stem, and the drilling rod is connected to by tap with one end of runner pipe, the other end and gravel pump of the runner pipe
Import connection, the gravel pump is connected to motor.The configuration of the present invention is simple, design are reasonable, job execution is convenient, and drilling machine is attached
It is located on column, and column is equipped with graduated scale, it is ensured that the construction quality of operator, drilling rod are connected by tap and runner pipe
It connects, and is connect with the import of gravel pump, gravel pump exit is equipped with mud pit.
Above-mentioned apparatus there is a problem of identical as existing equipment in the actual use process, essentially consist in, equipment volume
Larger, movement is constant, more demanding for construction environment, can not adjust machining angle according to specific needs, and practicability is insufficient,
Therefore we need to be further improved on the basis of existing equipment.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of bridge drilling device, equipment overall structure designs
Rationally, occupied area is small, conveniently moving, can freely adjust bore angle, cooperates with auxiliary locator, ensure that and drilled
Stability in journey, while design has nebulization dust equipment, it is ensured that the clean level of construction environment.
To achieve the goals above, the invention provides the following technical scheme:
A kind of bridge drilling device, including water tank, mobile foundation, the water tank two sides are welded with support plate, wherein one
It is fixed by the bracket above the support plate and is connected with pressure pump, be provided with mobile pulley, the storage below the water tank
Controller is inlaid on water tank side wall, the concrete model of the controller is FX2N, is fastened above the water tank by screw
Be connected with bradyseism seat, above the bradyseism seat by screw be fastenedly connected there are two symmetrical height adjustment hydraulic cylinder, two institutes
It states and is sequentially connected with vertical support post above height adjustment hydraulic cylinder, fixed between the vertical support post by pin shaft
It is connected with mobile foundation, the mobile foundation inside is fastenedly connected with drilling machine by screw, and the concrete model of the drilling machine is
GP180, described drilling machine one end are sequentially connected with drilling rod, and described drilling rod one end is fastenedly connected with drill bit, the drill bit by screw
Surrounding is fastenedly connected with oriented module by screw, is located on oriented module side wall around the drill bit and is fastenedly connected by screw
There is a guide rod, pressure-bearing spring is fastenedly connected with by screw relative in the one side wall of installation guide rod on the oriented module
, inlay card is connected with antiskid rubber on the outside of the pressure-bearing spring base, is fastenedly connected on the oriented module side wall by screw
Atomizer is fixedly connected with bellows, the pressure pump, brill by flange between the pressure pump and oriented module
Machine, height adjustment hydraulic cylinder are electrically connected with controller.
Further, vertical shift motor is fastenedly connected with by screw on the mobile foundation two sidewalls, it is described vertical
Angular adjustment shaft is fixedly connected with by bearing between mobile motor, angular adjustment shaft two sides are connected through a screw thread
There is caging bolt, offers the pilot hole passed through for guide rod, the mobile foundation at the top and bottom of the mobile foundation
With guide rod nested encryptions, the mobile foundation inside is fastenedly connected with transverse shifting by screw at guide rod link position
Motor, the vertical shift motor and transverse mobile motor are electrically connected with controller, the vertical shift motor and transverse direction
The model of mobile motor is A5-2.
Further, the quantity of the guide rod shares 4, surround and is arranged in the drilling machine surrounding, the guide rod table
Face is machined with the rack gear for cooperating transverse mobile motor to be driven.
Further, the transverse mobile motor and vertical shift motor side are provided with the driving wheel for transmission.
Further, the quantity of the bellows shares 2, is arranged symmetrically in the support plate upper surface.
Further, it is provided on the vertical support post inner wall for cooperating the vertical shift motor to be driven
Rack gear.
Further, the quantity of the atomizer shares 4, is arranged symmetrically on the two sidewalls of the oriented module.
Further, the quantity of the support plate shares 2, and each support plate bottom is symmetrically arranged with 2 pressure-bearings
Pedestal, the bearing base bottom offer the non-slip texture for frictional force between promotion and ground.
Further, the quantity of the mobile pulley shares 4 groups, is separately positioned on the bottom of storage tank surrounding.
The device have the advantages that including:
The present invention can adjust bore angle according to the specific processing request of drilling, and the adaptation ability of lifting means is set simultaneously
In respect of cushioning device, it can sufficiently alleviate the vibration that drilling generates in boring procedure, increase the service life of equipment, for boring
Flue dust caused by during hole carries out atomization process, guarantees the clean level of construction environment, avoids air pollution.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of main structure view of bridge drilling device of the present invention；
Fig. 2 is a kind of side view of bridge drilling device of the present invention；
Fig. 3 is a kind of main view of the oriented module of bridge drilling device of the present invention；
Fig. 4 is a kind of main view of the mobile foundation of bridge drilling device of the present invention；
Fig. 5 is a kind of side view of the mobile foundation of bridge drilling device of the present invention；
Fig. 6 is a kind of circuit structure flow diagram of bridge drilling device of the present invention.
The reference numerals are as follows:
1, mobile pulley；2, support plate；3, water tank；4, guide rod；5, drilling machine；6, mobile foundation；7, vertical support post；8,
Drilling rod；9, drill bit；10, height adjustment hydraulic cylinder；11, bellows；12, pressure pump；13, controller；14, oriented module；15,
Bradyseism seat；16, atomizer；17, antiskid rubber；18, pressure-bearing spring base；19, vertical shift motor；20, angular adjustment shaft；
21, caging bolt；22, transverse mobile motor.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
With reference to Fig. 1-Fig. 6, the present invention provides a kind of bridge drilling device, including water tank, mobile foundation, the water storages
Case two sides are welded with support plate, are connected with pressure pump wherein being fixed by the bracket above a support plate, the water storage
It is provided with mobile pulley below case, controller is inlaid on the water tank side wall, the concrete model of the controller is FX2N,
Bradyseism seat is fastenedly connected with by screw above the water tank, above the bradyseism seat by screw be fastenedly connected there are two it is right
The height adjustment hydraulic cylinder of title, two height adjustment hydraulic cylinders tops are sequentially connected with vertical support post, described perpendicular
Mobile foundation is fixedly connected with by pin shaft between straight support post, the mobile foundation inside is fastenedly connected with brill by screw
The concrete model of machine, the drilling machine is GP180, and described drilling machine one end is sequentially connected with drilling rod, and described drilling rod one end passes through screw
It is fastenedly connected with drill bit, oriented module is fastenedly connected with by screw around the drill bit, is located at guiding module around the drill bit
Guide rod is fastenedly connected with by screw on block side wall, is passed through in the one side wall on the oriented module relative to installation guide rod
Screw is fastenedly connected with pressure-bearing spring base, and inlay card is connected with antiskid rubber, the oriented module side on the outside of the pressure-bearing spring base
Atomizer is fastenedly connected with by screw on wall, wave is fixedly connected with by flange between the pressure pump and oriented module
Line pipe, the pressure pump, drilling machine, height adjustment hydraulic cylinder are electrically connected with controller.
Further, vertical shift motor is fastenedly connected with by screw on the mobile foundation two sidewalls, it is described vertical
Angular adjustment shaft is fixedly connected with by bearing between mobile motor, angular adjustment shaft two sides are connected through a screw thread
There is caging bolt, offers the pilot hole passed through for guide rod, the mobile foundation at the top and bottom of the mobile foundation
With guide rod nested encryptions, the mobile foundation inside is fastenedly connected with transverse shifting by screw at guide rod link position
Motor, the vertical shift motor and transverse mobile motor are electrically connected with controller, the vertical shift motor and transverse direction
The model of mobile motor is A5-2, takes the dual mobile design of vertical shift motor and transverse mobile motor, Ke Yibao
Demonstrate,prove the suitability of equipment in use, the processing efficiency of lifting means.
Further, the quantity of the guide rod shares 4, surround and is arranged in the drilling machine surrounding, the guide rod table
Face is machined with the rack gear for cooperating transverse mobile motor to be driven, and setting in this way is transmitted convenient for power, lifting means
Stationarity in operational process.
Further, the transverse mobile motor and vertical shift motor side are provided with the transmission for transmission
Wheel, transmission wheel and rack are meshed to realize power transmission.
Further, the quantity of the bellows shares 2, is arranged symmetrically in the support plate upper surface, using wave
Bending can occur during adjusting angle to avoid equipment for line pipe causes pipeline impaired.
Further, it is provided on the vertical support post inner wall for cooperating the vertical shift motor to be driven
Rack gear, rack gear can reduce noise brought by power transmission.
Further, the quantity of the atomizer shares 4, is arranged symmetrically on the two sidewalls of the oriented module,
The dust that can be generated to processing is handled, and achievees the purpose that abundant depositing dust.
Further, the quantity of the support plate shares 2, and each support plate bottom is symmetrically arranged with 2 pressure-bearings
Pedestal, the bearing base bottom offer the non-slip texture for frictional force between promotion and ground, and setting in this way can mention
The fixed effect for rising equipment, avoids being subjected to displacement in equipment boring procedure.
Further, the quantity of the mobile pulley shares 4 groups, is separately positioned on the bottom of storage tank surrounding, can be with
It is moved convenient for equipment, reduces and use difficulty.
When using above structure, when carrying out the drilling processing operation of bridge, user can be carried out by mobile pulley
Equipment is mobile, when reaching specified machining location, the bearing base of support plate bottom is separated and is supported fixation to equipment, vertically
Mobile motor work drives rack gear of the driving wheel on vertical support post to be moved, so that the height of mobile foundation is adjusted,
Operator can need that processing is adjusted using angular adjustment shaft, has determined come unrestricted choice machining angle according to processing
It is fixed after finishing using the caging bolt of two sides, oriented module is aligned after fixed and processes plane, antiskid rubber
Pressure-bearing spring base can be cooperated to fix, to promote the stability in boring procedure, user passes through control after adjusting
Device processed carries out the setting of equipment operation program, and transverse mobile motor work drives the rack gear on driving wheel cooperation guide rod to be moved
Dynamic, in boring procedure, drilling machine, which is started to work, drives drilling rod to be rotated, so that drill bit be driven to carry out drill hole to construction surface
Reason, transverse mobile motor work drives mobile foundation movement to handle with match-drill, and in boring procedure, pressure pump work will storage
It is transmitted at atomizer position after water source pressurization by bellows inside water tank, after water source is carried out atomization process by atomizer
The dust generated to processing is handled, to guarantee that whole construction environment is stablized.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of bridge drilling device, it is characterised in that: including water tank (3), mobile foundation (6), water tank (3) two sides
Support plate (2) are welded with, are connected with pressure pump (12) wherein being fixed by the bracket above a support plate (2), it is described
It is provided with mobile pulley (1) below water tank (3), is inlaid with controller (13), the water tank on water tank (3) side wall
(3) top is fastenedly connected with bradyseism seat (15) by screw, there are two the bradyseism seat (15) top is fastenedly connected by screw
Symmetrical height adjustment hydraulic cylinder (10), it is vertical that two height adjustment hydraulic cylinders (10) tops are sequentially connected with vertical support
Column (7) is fixedly connected with mobile foundation (6) between the vertical support post (7) by pin shaft, in the mobile foundation (6)
Portion is fastenedly connected with drilling machine (5) by screw, and described drilling machine (5) one end is sequentially connected with drilling rod (8), described drilling rod (8) one end
It is fastenedly connected with drill bit (9) by screw, is fastenedly connected with oriented module (14) around the drill bit (9) by screw, it is described
It is located on oriented module (14) side wall around drill bit (9) and is fastenedly connected with guide rod (4) by screw, the oriented module (14)
On be fastenedly connected with pressure-bearing spring base (18) by screw in one side wall relative to installation guide rod (4), the pressure-bearing spring
Inlay card is connected with antiskid rubber (17) on the outside of seat (18), is fastenedly connected with atomization by screw on oriented module (14) side wall
Spray head (16) is fixedly connected with bellows (11) between the pressure pump (12) and oriented module (14) by flange, described
Pressure pump (12), drilling machine (5), height adjustment hydraulic cylinder (10) are electrically connected with controller (13).
2. a kind of bridge drilling device according to claim 1, it is characterised in that: on mobile foundation (6) two sidewalls
It is fastenedly connected with vertical shift motor (19) by screw, is fixedly connected between the vertical shift motor (19) by bearing
Angular adjustment shaft (20), angular adjustment shaft (20) two sides have been connected through a screw thread caging bolt (21), the shifting
The pilot hole passed through for guide rod (4), the mobile foundation (6) and guide rod are offered at the top and bottom of moving base (6)
(4) nested encryptions, the mobile foundation (6) is internal to be fastenedly connected with lateral shifting by screw at guide rod (4) link position
Dynamic motor (22), the vertical shift motor (19) and transverse mobile motor (22) are electrically connected with controller (13).
3. a kind of bridge drilling device according to claim 1, it is characterised in that: the quantity of the guide rod (4) shares 4
Root, around the drilling machine (5) surrounding is arranged in, guide rod (4) surface is machined with for cooperating transverse mobile motor (22)
The rack gear being driven.
4. a kind of bridge drilling device according to claim 1, it is characterised in that: the transverse mobile motor (22) and perpendicular
Straight mobile motor (19) side is provided with the driving wheel for transmission.
5. a kind of bridge drilling device according to claim 1, it is characterised in that: the quantity of the bellows (11) is shared
It 2, is arranged symmetrically on the support plate (2) upper surface.
6. a kind of bridge drilling device according to claim 1, it is characterised in that: vertical support post (7) inner wall
On be provided with rack gear for cooperating vertical shift motor (19) to be driven.
7. a kind of bridge drilling device according to claim 1, it is characterised in that: the quantity of the atomizer (16) is total
There are 4, is arranged symmetrically on the two sidewalls of the oriented module (14).
8. a kind of bridge drilling device according to claim 1, it is characterised in that: the quantity of the support plate (2) shares 2
A, each support plate (2) bottom symmetrical is provided with 2 bearing bases, and the bearing base bottom is offered for being promoted
The non-slip texture of frictional force between ground.
9. a kind of bridge drilling device according to claim 2, it is characterised in that: the quantity of the mobile pulley (1) is total
There are 4 groups, is separately positioned on the water tank (3) bottom surrounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811510252.3A CN109267938A (en) | 2018-12-11 | 2018-12-11 | A kind of bridge drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811510252.3A CN109267938A (en) | 2018-12-11 | 2018-12-11 | A kind of bridge drilling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109267938A true CN109267938A (en) | 2019-01-25 |
Family
ID=65186928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811510252.3A Withdrawn CN109267938A (en) | 2018-12-11 | 2018-12-11 | A kind of bridge drilling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109267938A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854171A (en) * | 2019-02-27 | 2019-06-07 | 太原理工大学 | A kind of adjustable underworkings supporting drilling machine stringer |
-
2018
- 2018-12-11 CN CN201811510252.3A patent/CN109267938A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854171A (en) * | 2019-02-27 | 2019-06-07 | 太原理工大学 | A kind of adjustable underworkings supporting drilling machine stringer |
| CN109854171B (en) * | 2019-02-27 | 2020-10-09 | 太原理工大学 | Adjustable underground roadway support drilling machine erecting device |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190125 |
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| WW01 | Invention patent application withdrawn after publication |