CN205443941U - Suspension bridge pushing device and top push away system - Google Patents
Suspension bridge pushing device and top push away system Download PDFInfo
- Publication number
- CN205443941U CN205443941U CN201520794104.4U CN201520794104U CN205443941U CN 205443941 U CN205443941 U CN 205443941U CN 201520794104 U CN201520794104 U CN 201520794104U CN 205443941 U CN205443941 U CN 205443941U
- Authority
- CN
- China
- Prior art keywords
- launching device
- suspension bridge
- incremental launching
- superstructure
- 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.)
- Active
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 43
- 239000010959 steel Substances 0.000 claims abstract description 43
- 235000001674 Agaricus brunnescens Nutrition 0.000 claims description 3
- 229920002545 silicone oil Polymers 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 12
- 230000009194 climbing Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model is suitable for a bridge construction practice field provides a suspension bridge pushing device and top push away system. Wherein, pushing device includes two bearing beam, superstructure and substructure, and substructure is provided with climbing mechanism and thrust gear, can be constantly with make progress jacking and passing to the length direction of bridge of girder steel, carry for the construction of bridge and has encircleed a simple and convenient and efficient pushing device. The top pushes away the system and includes girder steel and two at least interim buttresses, and a tip of girder steel is the fixedly connected with nose girder still, is provided with pushing device on two at least interim buttresses, is provided with slider on at least one interim buttress, and slider can follow the nose girder and move for the nose girder is jack tip before the nose girder in the jacking all the time when the antedisplacement, and the nose girder also upwards risees in the antedisplacement, thereby the nose girder can arrive the pushing device top.
Description
Technical field
This utility model belongs to technical field of bridge construction, particularly relates to a kind of suspension bridge incremental launching device and pushing tow system.
Background technology
Jiang-Han Area, Wuhan City six bridge location, between Jiang-Han Area Er Qiao and Jiang-Han Area Wu Qiao, is that the 6th, Wuhan City is across Han River passage.Main bridge is double tower self-anchored suspension bridge, and span distribution is 472m.Main bridge sets two-way 2.2% longitudinal gradient, and middle employing R=4000m vertical curve is connected, and peak is main bridge main span center.Bridge is transversely provided with two-way 2.0% horizontal wall inscription, bridge centerline deck-molding 3.56m, overall with (including tuyere) 42.8m.Girder steel uses the steel reinforced concrete bondbeam of edge-beam form, and edge-beam centre-to-centre spacing is 30m.Inside two edge-beams, the most every 7m arranges one crossbeam, outside and arranges one bracket, all corresponding with hoist cable position.Crossbeam, web and the edge-beam of bracket are reserved joint and are used high strength exploitation, the upper and lower edge of a wing to use be welded to connect with top, the base plate of edge-beam.
Requiring that navigation clearance width is 84 meters according to navigation channel, Han River is current, use the most assembled girder steel, then the technology of pushing tow girder steel carries out the construction of bridge.Pushing tow temporary rest pier is indulged bridge and is reached 90 meters to maximum spacing, and therefore girder steel front end need to arrange nose girder.For reducing nose girder deadweight, and meet girder steel incremental launching construction requirement, be designed with variable cross-section I shape nose girder, root (with girder steel junction) be gradually reduced to end.Nose girder and girder steel junction are provided with two groups of longerons, and its construction profile size keeps consistent with edge-beam, and root uses with edge-beam and is welded to connect, and connected by truss-like crossbeam and form entirety between two groups of longerons.For ease of nose girder by temporary rest pier, two groups of longeron ends of nose girder are designed to step-like, are beneficial to top lifting during pier.
During incremental launching construction, it is necessary to nose girder ends rest can be played effect when incremental launching device top, therefore, it is necessary to take the measure of adopting, make nose girder arrival incremental launching device safely and fast.Conduct oneself with dignity because of girder steel and nose girder and cause the downwarp of nose girder front end, when 56 meters of nose girders will arrive the incremental launching device of temporary rest pier, owing to its downward amount of deflection can not meet arrival incremental launching device top.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of suspension bridge incremental launching device and pushing tow system, it is intended that bridge construction provides a kind of incremental launching device, and solve the problem that nose girder can not arrive incremental launching device top because of deflection during incremental launching construction.
This utility model is realized in, a kind of suspension bridge incremental launching device, the superstructure including two spaced bearing beams, being arranged between described two bearing beams and substructure, described substructure is provided with the lifting body that described superstructure can be made vertically movable and the thrust gear that described superstructure can be made to move along bridge length direction, girder steel is placed on the end face of said two bearing beam, girder steel can be supported after moving in described superstructure, make girder steel leave the end face of said two bearing beam, top girder steel when described superstructure moves, can be driven to move along bridge length direction.
Further, described substructure is provided with reaction support, and described lifting body includes that jacking cylinder, described thrust gear include the hydraulic jack being fixed on described reaction support；The piston rod of described jacking cylinder vertically stretches, it is fixed with described reaction support and is connected, and the piston rod of described hydraulic jack stretches along the length direction of bridge, and it is fixed with a slide block and is connected, after moving on described reaction support, described slide block supports the bottom surface of described superstructure.
Further, the end face of described substructure is provided with some ganoid raised structures.
Further, described raised structures is mushroom head.
Further, it is filled with silicone oil in the gap between described raised structures.
Further, the bottom of described superstructure is fixed with a block plate, and the bottom surface of described steel plate constitutes slide surface with the end face of described raised structures.
Further, described lifting body includes that some are distributed in the jacking cylinder of surrounding bottom substructure, the extended different length of piston rod of each described jacking cylinder.
Further, described substructure is additionally provided with transverse adjusting mechanism, described transverse adjusting mechanism includes laterally adjusting oil cylinder, described in laterally adjust oil cylinder and be fixed on described reaction support, its piston rod is scalable and promotes described superstructure to move along the length direction being perpendicular to bridge.
Further, described in laterally adjust the free end of cylinder piston rod and be further fixed on directive wheel, the side of described superstructure is provided with slideway, and described directive wheel embeds in described slideway, and can slide by the most described slideway.
This utility model additionally provides a kind of suspension bridge pushing tow system, including girder steel and at least two temporary rest pier, the one end of described girder steel is also fixedly connected with nose girder, described suspension bridge incremental launching device it is provided with on temporary rest pier described at least two, it is provided with pier carriage at least one described temporary rest pier, described upper pier carriage includes jack, top shoe, lower skid beam and cushion block, described jack is arranged on top shoe, described top shoe is arranged in described lower skid beam, described lower skid beam is positioned on cushion block, cushion block is positioned on described temporary rest pier, can relative slide between described top shoe with lower skid beam.
This utility model is compared with prior art, have the beneficial effects that: suspension bridge incremental launching device of the present utility model can be constantly by girder steel upwards jacking and to the length direction passage of bridge by lifting body and thrust gear, and the construction for bridge provides a kind of easy and high efficiency incremental launching device.Move it addition, the carriage of suspension bridge pushing tow system can follow nose girder so that nose girder jack when reach jacking all the time can nose girder leading section, and nose girder the most upwards raises while reach, thus nose girder can arrive incremental launching device top.
Accompanying drawing explanation
Fig. 1 is the perspective view of a kind of suspension bridge incremental launching device that this utility model embodiment provides.
Fig. 2 is the perspective view before the jacking cylinder jacking of suspension bridge incremental launching device shown in Fig. 1
Fig. 3 is the perspective view during jacking cylinder jacking superstructure of suspension bridge incremental launching device shown in Fig. 2.
Fig. 4 is that the hydraulic jack of suspension bridge incremental launching device shown in Fig. 3 promotes superstructure perspective view when moving forward with girder steel.
Fig. 5 is the pushing tow completing a stroke of suspension bridge incremental launching device shown in Fig. 4, the perspective view after the piston rod withdrawal of jacking cylinder.
Fig. 6 is the perspective view after the piston rod withdrawal of the hydraulic jack of suspension bridge incremental launching device shown in Fig. 5.
Fig. 7 is the nose girder front end of a kind of suspension bridge pushing tow system that this utility model embodiment provides structural representation when just having touched jack.
Fig. 8 is that the jack of the system of suspension bridge pushing tow shown in Fig. 7 is by the structural representation during jacking of nose girder front end.
Fig. 9 is that the jack of the system of suspension bridge pushing tow shown in Fig. 8 continues the jacking of nose girder front end, and the structural representation that nose girder moves forward followed by upper pier carriage.
Figure 10 is that the upper pier carriage of the system of suspension bridge pushing tow shown in Fig. 9 is by structural representation during nose girder pushing tow to incremental launching device top one half-distance.
Figure 11 is the nose girder of a kind of suspension bridge pushing tow system that this utility model embodiment the provides perspective view when the assembly of incremental launching device top.
Figure 12 to be the nose girder shown in Figure 11 fixing with girder steel is connected after, incremental launching device by girder steel toward the length direction pushing tow of bridge, perspective view during nose girder first temporary rest pier of arrival.
Figure 13 is that the girder steel shown in Figure 12 is by perspective view during incremental launching device pushing tow to last temporary rest pier.
Detailed description of the invention
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
As shown in Figures 1 to 6, for a preferred embodiment of the present utility model, a kind of suspension bridge incremental launching device, the superstructure 2 including two spaced bearing beams 1, being arranged between two bearing beams 1 and substructure 3.Substructure 3 is provided with lifting body 31 and thrust gear 32.Lifting body 31 can make superstructure 2 vertically movable, and thrust gear 32 can make superstructure 2 move along bridge length direction.
Girder steel 100 is placed on the end face of two bearing beams 1, can support girder steel 100, make girder steel 100 leave the end face of two bearing beams 1 after superstructure 2 is moved, and top girder steel 100 can be driven when superstructure 2 moves to move along bridge length direction.Can be constantly by girder steel 100 upwards jacking and to the length direction passage of bridge by lifting body 31 and thrust gear 32, the construction for bridge provides a kind of easy and high efficiency incremental launching device.
Specifically, above-mentioned substructure 3 is provided with reaction support 33, and lifting body 31 includes that jacking cylinder 311, the piston rod of jacking cylinder 311 vertically stretch, and it is fixed with reaction support 33 and is connected.Thrust gear 32 includes the hydraulic jack (not shown) being fixed on reaction support 33, and the piston rod of hydraulic jack stretches along the length direction of bridge, and it is fixed with a slide block 321 and is connected.
Starting jacking cylinder 311, the piston rod of jacking cylinder 311 protrudes upward, and fixes with piston rod and moves on the reaction support 33 being connected, is fixed on the hydraulic jack on reaction support 33 shifting.The slide block 321 being connected with hydraulic cylinder piston rod also on move and support the bottom surface of superstructure 2.Starting hydraulic jack, its piston rod extends, and is promoted along bridge length direction by slide block 321, and slide block 321 is while movement, and bearing superstructure 2 on slide block 321 and the girder steel 100 being positioned in superstructure 2 also move forward.Jacking cylinder 311 oil return completes the pushing tow work of a stroke.
Substructure 3 is additionally provided with transverse adjusting mechanism, and transverse adjusting mechanism includes laterally adjusting oil cylinder 351, laterally adjusts oil cylinder 351 and is fixed on reaction support 33, and its piston rod is scalable and promotes superstructure 2 to move along the length direction being perpendicular to bridge.The free end laterally adjusting oil cylinder 351 piston rod is further fixed on directive wheel 3511, and the side of superstructure 2 is provided with slideway 22, and directive wheel 3511 embeds in slideway 22, and can relatively slide by slideway 22.Therefore, both can solve the superstructure guiding problem when moving along the bridge by transverse adjusting mechanism, the adjustment problem (correction) of the length direction of the vertical bridge of girder steel can have been solved again.
The end face of substructure 3 is provided with some ganoid raised structures (not shown)s, it is preferable that raised structures is mushroom head.It is filled with silicone oil in gap between raised structures.The bottom of superstructure 2 is fixed with a block plate 21, and the bottom surface of steel plate 21 constitutes slide surface with the end face of raised structures.
Lifting body 31 includes some the jacking cylinders 311 being distributed in surrounding bottom substructure 3, the extended different length of piston rod of each jacking cylinder 311.In the present embodiment, the surrounding of substructure 3 arranges four jacking cylinders 311, stretches out different length by the piston rod of four jacking cylinders 311 of regulation, and this incremental launching device can be made to be suitable for along the length direction of bridge or be perpendicular to the different gradient of length direction of bridge.
Referring to Fig. 7 to Figure 13, the present embodiment additionally provides a kind of suspension bridge pushing tow system, and including girder steel 100 and at least two temporary rest pier 300, the one end of girder steel 100 is also fixedly connected with nose girder 200, and the free end of nose girder 200 is provided with step 201；It is provided with above-mentioned suspension bridge incremental launching device at least two temporary rest pier 300, at least one temporary rest pier 300 is provided with pier carriage 4.
During incremental launching construction, it is necessary to nose girder 200 ends rest can be played effect when incremental launching device top, it is therefore necessary to take measures, make nose girder 200 arrival incremental launching device safely and fast.Conduct oneself with dignity because of girder steel 100 and nose girder 200 and cause nose girder 200 front end downwarp, when 56 meters of nose girders 200 will arrive the incremental launching device of temporary rest pier 300, incremental launching device top, therefore pier carriage 4 on the main beam of temporary rest pier 300 is arranged foremost is arrived owing to its amount of deflection upwards can not meet it.
Above-mentioned upper pier carriage 4 includes jack 41, top shoe 42, lower skid beam 43 and cushion block 44.Jack 41 is arranged on movable slider 42, and top shoe 42 is arranged in lower skid beam 43, and lower skid beam 43 is positioned on cushion block 44, and cushion block is placed on temporary rest pier 300, can relative slide between top shoe 42 with lower skid beam 43.
When nose girder 200 front end step 201 arrives above the crossbeam of temporary rest pier 300, utilize jack 41 by nose girder 200 front end jacking, continuation pushing tow jack 41 crosses at least half of distance of incremental launching device with enforcement nose girder 200 before nose girder can start the incremental launching device on temporary rest pier 300, and continues to push ahead girder steel together with the incremental launching device on other temporary rest piers 300.
Therefore, the upper pier carriage 4 of the suspension bridge pushing tow system of the present embodiment can be followed nose girder 200 and be moved, making nose girder 200 jack 41 when reach jacking all the time can nose girder 200 leading section, nose girder 200 the most upwards raises while reach, thus nose girder 200 can arrive incremental launching device top.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (10)
1. a suspension bridge incremental launching device, it is characterized in that, the superstructure including two spaced bearing beams, being arranged between described two bearing beams and substructure, described substructure is provided with the lifting body that described superstructure can be made vertically movable and the thrust gear that described superstructure can be made to move along bridge length direction, girder steel is placed on the end face of said two bearing beam, girder steel can be supported after moving in described superstructure, make girder steel leave the end face of said two bearing beam, top girder steel when described superstructure moves, can be driven to move along bridge length direction.
2. suspension bridge incremental launching device as claimed in claim 1, it is characterised in that described substructure is provided with reaction support, and described lifting body includes that jacking cylinder, described thrust gear include the hydraulic jack being fixed on described reaction support；The piston rod of described jacking cylinder vertically stretches, it is fixed with described reaction support and is connected, and the piston rod of described hydraulic jack stretches along the length direction of bridge, and it is fixed with a slide block and is connected, after moving on described reaction support, described slide block supports the bottom surface of described superstructure.
3. suspension bridge incremental launching device as claimed in claim 1, it is characterised in that the end face of described substructure is provided with some ganoid raised structures.
4. suspension bridge incremental launching device as claimed in claim 1, it is characterised in that described raised structures is mushroom head.
5. suspension bridge incremental launching device as claimed in claim 1, it is characterised in that be filled with silicone oil in the gap between described raised structures.
6. suspension bridge incremental launching device as claimed in claim 1, it is characterised in that the bottom of described superstructure is fixed with a block plate, the bottom surface of described steel plate constitutes slide surface with the end face of described raised structures.
7. suspension bridge incremental launching device as claimed in claim 2, it is characterised in that described lifting body includes that some are distributed in the jacking cylinder of surrounding bottom substructure, the extended different length of piston rod of each described jacking cylinder.
8. suspension bridge incremental launching device as claimed in claim 2, it is characterized in that, described substructure is additionally provided with transverse adjusting mechanism, described transverse adjusting mechanism includes laterally adjusting oil cylinder, the described oil cylinder that laterally adjusts is fixed on described reaction support, and its piston rod is scalable and promotes described superstructure to move along the length direction being perpendicular to bridge.
9. suspension bridge incremental launching device as claimed in claim 8, it is characterized in that, described in laterally adjust the free end of cylinder piston rod and be further fixed on directive wheel, the side of described superstructure is provided with slideway, described directive wheel embeds in described slideway, and can slide by the most described slideway.
10. a suspension bridge pushing tow system, including girder steel and at least two temporary rest pier, it is characterized in that, the one end of described girder steel is also fixedly connected with nose girder, arrange just like the suspension bridge incremental launching device described in claim 1 to 9 on temporary rest pier described at least two, it is provided with pier carriage at least one described temporary rest pier, described upper pier carriage includes jack, top shoe, lower skid beam and cushion block, described jack is arranged on top shoe, described top shoe is arranged in described lower skid beam, described lower skid beam is positioned on cushion block, cushion block is positioned on described temporary rest pier, can relative slide between described top shoe with lower skid beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520794104.4U CN205443941U (en) | 2015-10-14 | 2015-10-14 | Suspension bridge pushing device and top push away system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520794104.4U CN205443941U (en) | 2015-10-14 | 2015-10-14 | Suspension bridge pushing device and top push away system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205443941U true CN205443941U (en) | 2016-08-10 |
Family
ID=57180459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520794104.4U Active CN205443941U (en) | 2015-10-14 | 2015-10-14 | Suspension bridge pushing device and top push away system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205443941U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442525A (en) * | 2018-04-13 | 2018-08-24 | 上海绿地建设设计研究院有限公司 | A kind of construction awning mobile system |
| CN109914248A (en) * | 2019-03-10 | 2019-06-21 | 中交四公局第六工程有限公司 | Main cable saddle of suspension bridge pre-stress type pushing method |
| CN110158472A (en) * | 2019-04-28 | 2019-08-23 | 中交第二航务工程局有限公司 | A kind of modular multi-function walking incremental launching device |
| CN110685231A (en) * | 2019-07-16 | 2020-01-14 | 中交一公局第二工程有限公司 | Walking pushing device |
| CN110878532A (en) * | 2019-12-04 | 2020-03-13 | 成都轨道建设管理有限公司 | Subway box girder translation construction device and method |
| CN111395199A (en) * | 2020-01-17 | 2020-07-10 | 中铁二十四局集团浙江工程有限公司 | Pushing machine for bridge construction |
| CN112813846A (en) * | 2021-02-09 | 2021-05-18 | 中铁上海设计院集团有限公司 | Self-balancing thrust-free dragging pushing system |
| CN113430936A (en) * | 2021-06-08 | 2021-09-24 | 江苏省交通工程集团有限公司 | Pushing steel truss guide beam racking auxiliary device and method |
| CN113981826A (en) * | 2021-10-29 | 2022-01-28 | 中交武汉港湾工程设计研究院有限公司 | Pushing device and method suitable for large-span long-distance support-free pushing device |
-
2015
- 2015-10-14 CN CN201520794104.4U patent/CN205443941U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442525A (en) * | 2018-04-13 | 2018-08-24 | 上海绿地建设设计研究院有限公司 | A kind of construction awning mobile system |
| CN108442525B (en) * | 2018-04-13 | 2024-05-24 | 上海绿地建设设计研究院有限公司 | Construction awning moving system |
| CN109914248A (en) * | 2019-03-10 | 2019-06-21 | 中交四公局第六工程有限公司 | Main cable saddle of suspension bridge pre-stress type pushing method |
| CN110158472A (en) * | 2019-04-28 | 2019-08-23 | 中交第二航务工程局有限公司 | A kind of modular multi-function walking incremental launching device |
| CN110685231A (en) * | 2019-07-16 | 2020-01-14 | 中交一公局第二工程有限公司 | Walking pushing device |
| CN110878532A (en) * | 2019-12-04 | 2020-03-13 | 成都轨道建设管理有限公司 | Subway box girder translation construction device and method |
| CN110878532B (en) * | 2019-12-04 | 2021-12-07 | 成都轨道建设管理有限公司 | Subway box girder translation construction device and method |
| CN111395199A (en) * | 2020-01-17 | 2020-07-10 | 中铁二十四局集团浙江工程有限公司 | Pushing machine for bridge construction |
| CN112813846A (en) * | 2021-02-09 | 2021-05-18 | 中铁上海设计院集团有限公司 | Self-balancing thrust-free dragging pushing system |
| CN113430936A (en) * | 2021-06-08 | 2021-09-24 | 江苏省交通工程集团有限公司 | Pushing steel truss guide beam racking auxiliary device and method |
| CN113981826A (en) * | 2021-10-29 | 2022-01-28 | 中交武汉港湾工程设计研究院有限公司 | Pushing device and method suitable for large-span long-distance support-free pushing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205443941U (en) | Suspension bridge pushing device and top push away system | |
| CN103541308A (en) | Variable cross-section cantilever bridge box girder self-locking synchronization pushing system and construction method | |
| CN201077721Y (en) | Gantry crane with falling girder | |
| CN203583371U (en) | Box girder self-locking synchronous pushing system of variable-cross-section cantilever bridge | |
| CN202492807U (en) | Steel box girder walking-type multi-point incremental launching construction system | |
| CN204266134U (en) | Heavy duty longspan steel truss girder walking type pushing device | |
| CN204570499U (en) | A kind of large span vertical curve steel box-girder walking type pushing device | |
| CN104894977A (en) | Three-dimensional adjustable jack device and method used for setting up maglev rail girders | |
| CN102587291A (en) | Walking type multipoint pushing construction method and walking type multipoint pushing construction system for steel box girder | |
| CN102619174B (en) | Large-span continuous steel truss girder arch pushing device | |
| CN103993560A (en) | Walking type jacking construction method and device for large-span reinforced concrete combined beams | |
| CN209368698U (en) | A kind of walking incremental launching construction device | |
| CN105088959A (en) | Self-adaptation continuous pushing system for steel truss beam joints | |
| CN204325945U (en) | A kind of thrustor for box girder with variable cross section | |
| CN110065148B (en) | Novel immersed tube tunnel pipe section prefabricated traffic lane centre form platform truck is walked device | |
| CN216864864U (en) | A direction stop device for steel case roof beam pushes away construction | |
| CN203213623U (en) | Slide guiding and rectifying device | |
| CN205576749U (en) | Pontic roof beam structure promotes and rackwork | |
| CN101629409B (en) | Synchronous continuous top-pulling construction method for long and large steel box girder | |
| CN105544401A (en) | Overweight combined highway and railway bridge rigid suspending cable stiffened continuous steel trussed beam pushing device with stiffening string | |
| CN210660096U (en) | Integral station-crossing device of shield tunneling machine | |
| CN205046480U (en) | Steel purlin girder segment point self -adaptation pushes away system in top in succession | |
| CN208105493U (en) | Curve sliding presss from both sides rail incremental launching construction large-span steel | |
| CN110273380A (en) | Steel box-girder incremental launching construction direction across bridge double rollers guide position limiter and push construction method | |
| CN102431907B (en) | Walking type tunnel carriageway plate crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Suspension bridge pushing device and top push away system Effective date of registration: 20180129 Granted publication date: 20160810 Pledgee: Bank of Beijing Limited by Share Ltd. Shenzhen branch Pledgor: China Construction Steel Structure Corp.,Ltd. Registration number: 2018440020010 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CP03 | Change of name, title or address |
Address after: 3801, 38 / F, Zhongjian science and engineering building, No. 3331, Weilan Coast Community Center Road, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: China Construction Science And Industry Co.,Ltd. Address before: 518040 Guangdong city of Shenzhen province Futian District Che Kung Temple Binhe Tairan industry tipping 17 storey building No. 17A Patentee before: China Construction Steel Structure Corp.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221207 Granted publication date: 20160810 Pledgee: Bank of Beijing Limited by Share Ltd. Shenzhen branch Pledgor: China Construction Steel Structure Corp.,Ltd. Registration number: 2018440020010 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |