CN106321122A - Rotary table of arch installation machine for tunnel - Google Patents
Rotary table of arch installation machine for tunnel Download PDFInfo
- Publication number
- CN106321122A CN106321122A CN201610916294.1A CN201610916294A CN106321122A CN 106321122 A CN106321122 A CN 106321122A CN 201610916294 A CN201610916294 A CN 201610916294A CN 106321122 A CN106321122 A CN 106321122A
- Authority
- CN
- China
- Prior art keywords
- arm
- platform
- revolving dial
- fitting machine
- hanging basket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009434 installation Methods 0.000 title claims abstract description 41
- 229910000831 Steel Inorganic materials 0.000 claims description 34
- 239000010959 steel Substances 0.000 claims description 34
- 238000005183 dynamical system Methods 0.000 claims description 25
- 108010066114 cabin-2 Proteins 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a rotary table of an arch installation machine for a tunnel. The rotary table comprises a chassis, a cab 2, a traveling mechanism 3, an upper platform 4, a working arm 5 and a working device 6. The rotary table is characterized in that a rotary platform 45 comprises a bottom plate 451, a cab rotary base 452, two installation arm bases 453 and a hanging basket arm rotary base 454, wherein the bottom plate is used for supporting all assemblies on an installation platform, the cab rotary base is arranged on the front left, the two installation arm bases and the hanging basket arm rotary base are arranged on the front right of the bottom plate and located on the right side of the cab rotary base, and the two installation arms are symmetrically installed relative to a hanging basket arm.
Description
Technical field
The present invention relates to a kind of bow member fitting machine turntable, particularly relate to a kind of tunnel bow member fitting machine turntable, belong to machine
Tool hands field.
Background technology
In recent years along with China's rapid development of economy, China's Transportation Infrastructure Construction is also in fast development, especially
Highway, in the construction of railway, proposes new requirement and test to the Mechanization Level of China's constructing tunnel.Especially exist
In the constructing tunnel of soft country rock, wherein the installation of the Support Steel bow member after excavation is particularly critical.But domestic in present stage
In constructing tunnel, the installation of steel arch-shelf is mainly by manually or installing by other equipment, and not only labor intensity is bigger, and
And efficiency and safety again it cannot be guaranteed that.In order to realize efficient mechanicalization construction, it is badly in need of manufacturing and designing steel arch-shelf fitting machine.
The installation of tunnel steel arch frame is owing to being limited by space, and work process has certain difficulty and danger, existing
In technology, tunnel steel arch-shelf fitting machine only comprises one for the working arm that steel arch-shelf is installed and installs arm and a hanging basket arm,
Hanging basket arm, without pivoting support, once can only realize the installation of one section of steel arch-shelf, is not easy to the adjustment of entirety, and driver's cabin is general
It is arranged between installation arm and hanging basket arm, is not easy to driver behavior, actual installation will be unable to improve operating accuracy and efficiency, with
Time add installation difficulty.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of tunnel bow member fitting machine turntable, utilizes this band double installation arm
Solving in prior art with the hanging basket arm steel arch-shelf fitting machine of band pivoting support, tunnel steel arch-shelf fitting machine turntable is used for steel arch
The working arm that frame is installed only comprises one and installs arm and a hanging basket arm, and hanging basket arm, without pivoting support, once can only realize one
Cut the installation of steel arch-shelf, be not easy to the adjustment of entirety, and driver's cabin is generally disposed between installation arm and hanging basket arm, is not easy to drive
Sail operation, actual installation will be unable to improve operating accuracy and efficiency, the problem simultaneously adding installation difficulty.
The technical scheme that the present invention takes is: a kind of tunnel bow member fitting machine turntable, including chassis, driver's cabin, walking
Mechanism, upper brace, working arm and equipment；Described revolving dial includes at the bottom of base plate, driver's cabin rotary table, two installation arms
Seat, hanging basket revolution of arm base, described base plate is used for supporting all component on mounting platform, and described driver's cabin rotary table is arranged in
Position, left front, two installation arm bases and hanging basket revolution of arm base are arranged in the one o'clock position of base plate and are positioned at the driver's cabin revolution end
Seat right side, and two install arms relative to hanging basket arm become be symmetrically installed.
Described upper brace include dynamical system, hood, counterweight, electrical system, revolving dial, platform hydraulic pipeline and
Revolving support.Revolving dial is rotatably installed on the chassis of bow member fitting machine by pivoting support.Dynamical system, hood, counterweight,
Electrical system, platform hydraulic pipeline are installed on revolving dial, and it is left that dynamical system, electrical system are arranged in revolving dial
Side, counterweight is arranged in the rear end of revolving dial, and hood covers in revolving dial latter half, and it is right that platform hydraulic pipeline is arranged in platform
Side.
Described platform hydraulic pipeline is three groups, and two groups, left and right is symmetrically arranged in middle groups both sides, with platform dynamical system
It is connected.
Described dynamical system is arranged in the rear portion of described platform, and outside is surrounded by described hood.
Described pivoting support includes that inner ring and outer ring, described inner ring are connected with worm and gear form with described outer ring, institute
Stating inner ring and be fixedly mounted on described revolving dial bottom, described outer ring is fixedly mounted on described steel arch-shelf fitting machine chassis, institute
Stating and be provided with ring gear on outer ring, described rotary motor is fixedly mounted on described revolving dial, described rotary motor output shaft
On the little gear matched with described ring gear is installed.
According to the tunnel of technique scheme bow member fitting machine, carry out preparation of construction at the scene, by bow member fitting machine just
Position, after bow member is transported to scene, driver can be at driver's cabin according to construction needs, can be by steel by operation hanging basket arm
Bow member winches to desired location, then by double arms of installing, steel arch-shelf is operated desired location, then installs, two
Arm is installed steel arch-shelf can be installed simultaneously, owing to steel arch-shelf fitting machine hanging basket arm has revolute function, so steel can be installed
While bow member, by constantly turning round hanging basket arm, it is possible to quickly steel arch-shelf finished product is transported to required installation site, and
Need not whole steel arch-shelf fitting machine turn round simultaneously.
The upper brace of the present invention includes dynamical system, hood, counterweight, electrical system, revolving dial, platform hydraulic pipeline
And revolving support.Revolving dial is rotatably installed on the chassis of bow member fitting machine by pivoting support.Dynamical system, hood, join
Weight, electrical system, platform hydraulic pipeline are installed on revolving dial, and dynamical system, electrical system are arranged in revolving dial
Left side, counterweight is arranged in the rear end of revolving dial, and hood covers in revolving dial latter half, and platform hydraulic pipeline is arranged in platform
Right side, owing to using this layout, driver is the most more convenient, proves to use in the present invention by practical operation
On upper brace, each assembly arranges that installation is the most reasonable.
The platform hydraulic pipeline of the present invention is three groups, and two groups, left and right is symmetrically arranged in middle groups both sides, with platform dynamical system
System is connected, and uses three groups of fluid pressure lines, respective independent hydraulically controlled pipeline, and non-cross, single hydraulic line failure does not interferes with it
Its pipeline.
The dynamical system of the present invention is arranged in the rear portion of described platform, and outside is surrounded by described hood, and dynamical system is arranged
At platform rear portion, it is simple to overhaul and oiling etc. operates, outside employing hood surrounds, can be dust-proof, rainproof etc..
The pivoting support of the present invention includes that inner ring and outer ring, described inner ring are connected with worm and gear form with described outer ring,
Described inner ring is fixedly mounted on described revolving dial bottom, and described outer ring is fixedly mounted on described steel arch-shelf fitting machine chassis,
Being provided with ring gear on described outer ring, described rotary motor is fixedly mounted on described revolving dial, and described rotary motor exports
The little gear matched with described ring gear is installed on axle, passes through slewing equipment, it is possible to achieve hanging basket arm freely turns round, it is not necessary to behaviour
Making whole steel arch-shelf fitting machine to rotate, save the time, operation is convenient.
In sum, technical scheme is used can to solve steel arch-shelf fitting machine in tunnel in prior art completely
The working arm installed for steel arch-shelf only comprises an installation arm and a hanging basket arm, and hanging basket arm is without pivoting support, once only
The installation of one section of steel arch-shelf can be realized, be not easy to the adjustment of entirety, and driver's cabin is generally disposed between installation arm and hanging basket arm,
The problem being not easy to driver behavior, on upper platform of the present invention, each assembly arranges that installation is the most reasonable, and the present invention carries first
Having gone out three arm type working arm structure, i.e. two install arm and hanging basket arms, will be greatly improved in actual installation operating accuracy with
Efficiency, reduces installation difficulty simultaneously, and the present invention is safe and reliable, has the strongest market value.
Accompanying drawing explanation
Fig. 1 is the present invention main TV structure schematic diagram；
Fig. 2 is plan structure schematic diagram of the present invention；
Fig. 3 is backsight structural representation of the present invention；
Fig. 4 is platform of the present invention main TV structure schematic diagram；
Fig. 5 is platform plan structure schematic diagram of the present invention；
Fig. 6 is revolving dial plan structure schematic diagram of the present invention；
Fig. 7 is revolving dial of the present invention main TV structure schematic diagram；
Figure is labeled as: 1, chassis, 2, driver's cabin, 3, walking mechanism, 4, upper brace, 5, working arm, 6, equipment, 7, dynamic
Front and rear support arm, 41, dynamical system, 42, hood, 43, counterweight, 44, electrical system, 45, revolving dial, 46, platform hydraulic pipeline,
47, revolving support, 51, swing arm, 52, dipper, 53, hanging basket arm, 61, fixture, 62, hanging basket, 451, base plate, 452, driver's cabin returns
Turning base, 453, two install arm bases, and 454, hanging basket revolution of arm base.
Detailed description of the invention
Below in conjunction with the accompanying drawings and invention is described further by specific embodiment.
As shown in Fig. 1 ~ 7, a kind of tunnel bow member fitting machine turntable, including chassis 1, driver's cabin 2, walking mechanism 3, top
Platform 4, working arm 5, equipment 6, dynamic front and rear support arm 7, dynamical system 41, hood 42, counterweight 43, electrical system 44, revolution
Platform 45, platform hydraulic pipeline 46, revolving support 47, swing arm 51, dipper 52, hanging basket arm 53, fixture 61, hanging basket 62, base plate
451, driver's cabin rotary table 452, two installs arm base 453 and hanging basket revolution of arm base 454.Described revolving dial 45 includes the end
Plate 451, driver's cabin rotary table 452, two install arm base 453, hanging basket revolution of arm base 454, and described base plate is used for supporting peace
All component on assembling platform, described driver's cabin rotary table is arranged in position, left front, and two install arm base and hanging basket revolution of arm
Base is arranged in the one o'clock position of base plate and is positioned at the right side of driver's cabin rotary table, and two to install arms paired relative to hanging basket arm
Claim to install.
Upper brace 4 includes dynamical system 41, hood 42, counterweight 43, electrical system 44, revolving dial 45, platform hydraulic
Pipeline 46 and revolving support 47.Revolving dial 45 is rotatably installed on the chassis of fitting machine by pivoting support 47.Dynamical system
41, hood 42, counterweight 43, electrical system 44, platform hydraulic pipeline 46 are installed on revolving dial 45, dynamical system 41, electricity
Gas system 44 is arranged on the left of revolving dial 45, and counterweight 43 is arranged in the rear end of revolving dial 45, and it is flat that hood 42 covers in revolution
Platform 45 latter half, platform hydraulic pipeline 46 is arranged on the right side of platform 45.
The chassis 1 of the present invention is positioned at the bottom of fitting machine platform, is used for supporting whole upper brace 4 and working arm 5, chassis
1 also includes front and rear support arm 7, is mainly used in encircleing the support adding installation process to complete machine.
Driver's cabin 2 mounting arrangements of the present invention is driven in the left front end of whole upper brace 4, the routine on the one hand meeting China
Sail custom, be on the other hand conducive to the visual field of fitting machine operator to observe；
The walking mechanism 3 of the present invention uses wheel type traveling mechanism, fast and easy can enter working region, moreover it is possible to occur in danger
The quick transition of Shi Shixian, support personnel's safety；
The upper brace 4 of the present invention, is connected on revolving dial 45 by described revolving support 47, and upper brace 4 is except revolution
Beyond support 47 and revolving dial 45, also include dynamical system 41, counterweight 43, electrical system 44 and platform fluid pressure line 46；On
Assembly on portion's platform 4 is all protected by hood 42, and overall appearance form is case type；
The pivoting support 47 of the present invention includes that inner ring and outer ring, described inner ring coordinate with worm and gear form with described outer ring, tool
Having bigger gear ratio, described inner ring to be fixedly mounted on described revolving dial 45 bottom, described outer ring is fixedly mounted on described steel
On bow member fitting machine chassis 1, for realizing 360 ° of rotary works of top revolving dial；
The dynamical system 41 of the present invention is arranged in the rear portion of described upper brace 4, and outside is surrounded protection by described hood 42, for respectively
Working arm provides power；
Electrical system 44 mounting arrangements of the present invention is in driver's cabin rear, and it is right that the installation personnel being mainly used in being positioned in hanging basket realizes
The control of hanging basket arm, coordinates described dynamical system jointly to complete the installation of steel arch-shelf；
The counterweight 43 of the present invention is arranged on the afterbody of described platform by contiguous block pair and securing member, is used for balancing whole top
Platform 4 and the balance of whole fitting machine；
The platform hydraulic pipeline 46 of the present invention is divided into three groups, and two groups, left and right is symmetrically arranged in middle groups both sides, with platform dynamical system
System is connected, and for the output of hydraulic power, wherein two groups, left and right pipeline is installed arm for two and provided corresponding power, and intermediate duct is used
Power is provided in the action for hanging basket arm；
The revolving dial 45 of the present invention includes that base plate 451, driver's cabin rotary table 452, two install arm base 453, hanging basket arm returns
Turn base 454；Base plate 451 is used for supporting all component on connecting platform, is bolted and is fixed on described chassis 1；Drive
Sailing room rotary table 452 and be arranged in position, left front, two installation arm bases 453 and hanging basket revolution of arm base 454 are arranged in base plate
One o'clock position, be positioned at the right side of driver's cabin rotary table, be respectively used to two installation arms and the installation of hanging basket arm, and two install
Arm becomes to be symmetrically installed relative to hanging basket arm；Two install arm collaborative work in installation process, first adjust side and install arm to ensure
Steel arch-shelf tram, then it is switched to another installation arm, it being adjusted on the basis of the steel arch position first adjusted, initial adjustment is complete
Cheng Hou, then manually adjusted by the installation personnel in the hanging basket of hanging basket arm front end, work in coordination with the installation of steel arch-shelf, the double peace of this band
The hanging basket arm steel arch-shelf fitting machine of dress arm and band pivoting support solves in prior art, and tunnel steel arch-shelf fitting machine is used for steel arch
The working arm that frame is installed only comprises one and installs arm and a hanging basket arm, and hanging basket arm, without pivoting support, once can only realize one
Cut the installation of steel arch-shelf, be not easy to the adjustment of entirety, and driver's cabin is generally disposed between installation arm and hanging basket arm, is not easy to drive
Sail operation, actual installation will be unable to improve operating accuracy and efficiency, the problem simultaneously adding installation difficulty.
Claims (5)
1. a tunnel bow member fitting machine turntable, including chassis 1, driver's cabin 2, walking mechanism 3, upper brace 4, working arm 5
With equipment 6；It is characterized in that: described revolving dial 45 includes that base plate 451, driver's cabin rotary table 452, two are installed at the bottom of arm
Seat 453, hanging basket revolution of arm base 454, described base plate is used for supporting all component on mounting platform, described driver's cabin rotary table
Being arranged in position, left front, two installation arm bases and hanging basket revolution of arm base are arranged in the one o'clock position of base plate and are positioned at driver's cabin
The right side of rotary table, and two install arms relative to hanging basket arm become be symmetrically installed.
A kind of tunnel the most according to claim 1 bow member fitting machine turntable, it is characterised in that: described upper brace 4
Including dynamical system 41, hood 42, counterweight 43, electrical system 44, revolving dial 45, platform hydraulic pipeline 46 and revolving support
47；Revolving dial 45 is rotatably installed on the chassis of fitting machine by pivoting support 47；Dynamical system 41, hood 42, counterweight
43, electrical system 44, platform hydraulic pipeline 46 are installed on revolving dial 45, and dynamical system 41, electrical system 44 are all arranged
On the left of revolving dial 45, counterweight 43 is arranged in the rear end of revolving dial 45, and hood 42 covers in revolving dial 45 latter half, flat
Platform fluid pressure line 46 is arranged on the right side of platform 45.
A kind of tunnel the most according to claim 2 bow member fitting machine turntable, it is characterised in that: described platform hydraulic pipe
Road 46 is three groups, and two groups, left and right is symmetrically arranged in middle groups both sides, is connected with platform dynamical system.
A kind of tunnel the most according to claim 2 bow member fitting machine turntable, it is characterised in that: described dynamical system 41
Being arranged in the rear portion of described platform 4, outside is surrounded by described hood 42.
A kind of tunnel the most according to claim 2 bow member fitting machine turntable, it is characterised in that: described pivoting support 47
Including inner ring and outer ring, described inner ring is connected with worm and gear form with described outer ring, and described inner ring is fixedly mounted on described returning
Turning platform lower, described outer ring is fixedly mounted on described steel arch-shelf fitting machine chassis, and described outer ring is provided with ring gear, institute
State rotary motor to be fixedly mounted on described revolving dial, described rotary motor output shaft is provided with and matches with described ring gear
Little gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916294.1A CN106321122A (en) | 2016-10-21 | 2016-10-21 | Rotary table of arch installation machine for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916294.1A CN106321122A (en) | 2016-10-21 | 2016-10-21 | Rotary table of arch installation machine for tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106321122A true CN106321122A (en) | 2017-01-11 |
Family
ID=57819213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610916294.1A Pending CN106321122A (en) | 2016-10-21 | 2016-10-21 | Rotary table of arch installation machine for tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106321122A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060844A (en) * | 2017-06-06 | 2017-08-18 | 中铁工程装备集团隧道设备制造有限公司 | Tunnel the basket steel arch-shelf fitting machine of two-arm two and steel arch frame construction method |
| CN107514264A (en) * | 2017-09-28 | 2017-12-26 | 中铁五局集团有限公司 | A kind of new Multifunctional performing machine for constructing tunnel |
| CN110617089A (en) * | 2019-10-21 | 2019-12-27 | 中铁五局集团第一工程有限责任公司 | Stable clamping arch installing machine |
| CN110645027A (en) * | 2019-10-21 | 2020-01-03 | 中铁五局集团第一工程有限责任公司 | Construction method by arch installing machine |
| CN110645028A (en) * | 2019-10-21 | 2020-01-03 | 中铁五局集团第一工程有限责任公司 | Multidirectional operation type arch mounting machine |
| CN110685725A (en) * | 2019-10-21 | 2020-01-14 | 中铁五局集团第一工程有限责任公司 | Take bow member mounting plate of integrated valve piece |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4690328A (en) * | 1985-08-05 | 1987-09-01 | Bentonspritz Nascgubeb Gmbh Co. | Spraying machine |
| CN102022127A (en) * | 2010-11-08 | 2011-04-20 | 中铁隧道集团有限公司 | Arch center mounting device for construction of tunnel |
| CN102372232A (en) * | 2010-08-04 | 2012-03-14 | 葛振志 | Crane with dual crane booms |
| CN202402045U (en) * | 2011-12-07 | 2012-08-29 | 中铁隧道装备制造有限公司 | Mounting equipment for steel tunnel arches |
| CN206545515U (en) * | 2016-10-21 | 2017-10-10 | 中铁五局集团有限公司 | Machine platform is installed with bow member in a kind of tunnel |
-
2016
- 2016-10-21 CN CN201610916294.1A patent/CN106321122A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4690328A (en) * | 1985-08-05 | 1987-09-01 | Bentonspritz Nascgubeb Gmbh Co. | Spraying machine |
| CN102372232A (en) * | 2010-08-04 | 2012-03-14 | 葛振志 | Crane with dual crane booms |
| CN102022127A (en) * | 2010-11-08 | 2011-04-20 | 中铁隧道集团有限公司 | Arch center mounting device for construction of tunnel |
| CN202402045U (en) * | 2011-12-07 | 2012-08-29 | 中铁隧道装备制造有限公司 | Mounting equipment for steel tunnel arches |
| CN206545515U (en) * | 2016-10-21 | 2017-10-10 | 中铁五局集团有限公司 | Machine platform is installed with bow member in a kind of tunnel |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060844A (en) * | 2017-06-06 | 2017-08-18 | 中铁工程装备集团隧道设备制造有限公司 | Tunnel the basket steel arch-shelf fitting machine of two-arm two and steel arch frame construction method |
| CN107060844B (en) * | 2017-06-06 | 2023-09-26 | 中铁工程装备集团隧道设备制造有限公司 | Two-arm two-basket steel arch installing machine for tunnel and steel arch construction method |
| CN107514264A (en) * | 2017-09-28 | 2017-12-26 | 中铁五局集团有限公司 | A kind of new Multifunctional performing machine for constructing tunnel |
| CN110617089A (en) * | 2019-10-21 | 2019-12-27 | 中铁五局集团第一工程有限责任公司 | Stable clamping arch installing machine |
| CN110645027A (en) * | 2019-10-21 | 2020-01-03 | 中铁五局集团第一工程有限责任公司 | Construction method by arch installing machine |
| CN110645028A (en) * | 2019-10-21 | 2020-01-03 | 中铁五局集团第一工程有限责任公司 | Multidirectional operation type arch mounting machine |
| CN110685725A (en) * | 2019-10-21 | 2020-01-14 | 中铁五局集团第一工程有限责任公司 | Take bow member mounting plate of integrated valve piece |
| CN110617089B (en) * | 2019-10-21 | 2020-10-09 | 中铁五局集团第一工程有限责任公司 | Stable clamping arch installing machine |
| CN110645028B (en) * | 2019-10-21 | 2020-11-24 | 中铁五局集团第一工程有限责任公司 | Multidirectional operation type arch mounting machine |
| CN110645027B (en) * | 2019-10-21 | 2020-11-24 | 中铁五局集团第一工程有限责任公司 | Construction method by arch installing machine |
| CN110685725B (en) * | 2019-10-21 | 2021-02-23 | 中铁五局集团第一工程有限责任公司 | Take bow member mounting plate of integrated valve piece |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170111 |
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