CN106087697A - Double triangle chord member prefabricated bridge combination beams and method for rapidly splicing - Google Patents
Double triangle chord member prefabricated bridge combination beams and method for rapidly splicing Download PDFInfo
- Publication number
- CN106087697A CN106087697A CN201610536591.3A CN201610536591A CN106087697A CN 106087697 A CN106087697 A CN 106087697A CN 201610536591 A CN201610536591 A CN 201610536591A CN 106087697 A CN106087697 A CN 106087697A
- Authority
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- China
- Prior art keywords
- floorings
- steel pipe
- chute
- winds
- guardrail
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- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D6/00—Truss-type bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
The open a kind of double triangle chord member prefabricated bridge combination beams of the present invention and method for rapidly splicing, including winding up steel pipe and lower edge steel pipe is set in parallel at the lower surface of floorings, abdomen steel pipe is many, interconnects composition triangular structure, supports upper and lower string steel pipe；Floorings chute it is additionally provided with between steel pipe and floorings lower surface winding up, the steel pipe that winds up is arranged in floorings chute, floorings are slided at the steel pipe that winds up by floorings chute, and floorings, by being hingedly fixed on the bridge pier of bridge both sides, are fixed with the steel pipe that winds up by lower edge steel pipe with Ω fastener.In mountain valley, floorings in arrival precalculated position of sliding on steel pipe of winding up by chute, are conveniently removed and installed and transport, and overcome the defect of existing bridge structure construction on site difficulty；The overall construction design of bridge is relatively suitable for for specific condition constructions such as mountain valleys, and composition component can be with Assembling, and processing technology is relatively simple, and cost is the most inexpensively.
Description
Technical field
The present invention relates to a kind of bridge structure, particularly relate to a kind of double triangle chord members-prefabricated being mainly used in mountain valley
Floorings combination beam and method for rapidly splicing.
Background technology
Bridge build for situation complicated highway sections such as mountain valleys is always presently required the focus technology problem of solution, at present
The small bridge engineering built in mountain valley mainly has following several bridge type: concrete cast-in-situ bridge, this bridge type is first cast-in-place coagulation
Earth pillar, then set up support cast-in-place concrete slab, this kind of method is deep in gully or has the situation in river, and support is set up comparison and is stranded
Difficulty, constructs limited；Precast assembly beam bridge, this bridge type is first to arrange bridge pier, then is lifted on by precast bridge above bridge pier, this side
Method lifting bridge cost is higher, and the most also can be limited because of geographical position；Suspension bridge, this bridge type is that comparison is traditional, is also
Use much more relatively, but this bridge type constructional difficulties, easily cause casualties, and current instrument is limited.Therefore, how to solve
At mountain valley Bridge engineering type selection and construction problem, it is to be badly in need of at present solving.
Because the defect that above-mentioned existing small bridge exists, the design people, the most in addition research and innovation, to founding
Double triangle chord member-prefabricated bridge combination beams of a kind of new structure and method for rapidly splicing so that it is have more practicality.
Summary of the invention
Present invention is primarily targeted at, overcome the defect that existing small bridge exists, and a kind of new structure is provided
Double triangle chord member-prefabricated bridge combination beams and method for rapidly splicing, reduce cost, convenient construction, thus more suitable for reality
With, and there is the value in industry.
The object of the invention and solve it and technical problem is that and realize by the following technical solutions.Propose according to the present invention
Double triangle chord member-prefabricated bridge combination beams, include floorings, the steel pipe that winds up, lower edge steel pipe, abdomen steel pipe, Ω fastener and bridge
Panel chute, described in wind up steel pipe and lower edge steel pipe is set in parallel at the lower surface of described floorings, described abdomen steel pipe is many
Root, interconnects composition triangular structure, and wind up described in support steel pipe and lower edge steel pipe；Wind up under steel pipe and floorings described
Be additionally provided with floorings chute between surface, described in the steel pipe that winds up be arranged in described floorings chute, described in wind up steel pipe edge
Described floorings chute rolls.Floorings web thickness is 40cm；Wing plate thickness is 20cm, and height is 100cm；A length of
600cm；Width has two kinds of sizes of 300cm and 150cm；Material is armored concrete；The diameter of steel tube that winds up is 40cm；Lower edge steel pipe
A diameter of 200cm.
As preferably, aforesaid pair of triangle chord member-prefabricated bridge combination beam, also include guardrail, described floorings
For horizontal dies, described guardrail is arranged on the two ends of floorings, and described guardrail is internally provided with guardrail chute, institute
State guardrail chute card and on the flange plate at floorings two ends.
As preferably, aforesaid pair of triangle chord member-prefabricated bridge combination beam, in the both sides of described guardrail chute difference
It is symmetrically arranged with preformed hole, is used for placing deformed bar.
As preferably, aforesaid pair of triangle chord member-prefabricated bridge combination beam, described floorings chute is half round and smooth
Groove, size is corresponding with the described steel pipe that winds up, be used for placing described in wind up steel pipe.
As preferably, aforesaid pair of triangle chord member-prefabricated bridge combination beam, the size of described guardrail chute is with described
The flange plate at floorings two ends is corresponding.
As preferably, aforesaid pair of triangle chord member-prefabricated bridge combination beam, also include pivoting support, described hinge
Connect bearing to be fixed on above bridge pier.
As preferably, aforesaid pair of triangle chord member-prefabricated bridge combination beam, also include hinged steel plate, described hinge
Connecing Plate Welding and be provided with hinged steel plate aperture in the middle part of lower edge steel pipe two ends, described hinged steel plate, described hinged steel plate passes through
Pivoting support steel plate and pivoting support bolt are connected with pivoting support.
The method for rapidly splicing of double triangle chord member-prefabricated bridge combination beams, specifically includes following operating procedure:
(1) measure pontic length, determine pontic construction material requested, manufacture corresponding prefabricated component in factory；
(2) the suitable bridge pier of construction, pivoting support and the accessory thereof of respective numbers is prepared by factory, by respective numbers
Pivoting support is fixed on the relevant position above bridge pier；
(3) corresponding quantity and the steel pipe that winds up of specification, lower edge steel pipe and steel cornical are transported to job site, by welding
Prepare corresponding Elements of Space Grid Truss, Elements of Space Grid Truss is placed on precalculated position and fixes；
(4) all floorings are passed sequentially through floorings chute and slides into precalculated position on steel pipe and fix winding up；
(5) guardrail is passed sequentially through guardrail chute and slide into precalculated position successively at position, the floorings edge of a wing；
(6) presstressed reinforcing steel it is arranged on inside preformed hole and fixes, completing construction procedure.
By technique scheme, double triangle chord member-prefabricated bridge combination beams of the present invention and method for rapidly splicing are extremely
Have the advantage that less
Double triangle chord member-prefabricated bridge combination beams of the present invention and method for rapidly splicing, in mountain valley, Bridge engineering is executed
In man-hour, floorings are slided on string steel pipe by chute and arrive precalculated position, conveniently remove and install and transport, overcoming existing
The defect of bridge structure construction on site difficulty；Guardrail is slided at floorings two ends by chute so that it is its bridge floor is hardened by midpoint
Joint close, can connect and fix two pieces of floorings；The overall construction design of bridge is relatively suitable for for specific condition constructions such as mountain valleys,
Composition component can be with Assembling, and processing technology is relatively simple, and cost is the most inexpensively.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Accompanying drawing explanation
Fig. 1 is the double triangle chord member-prefabricated bridge combined beam structure schematic diagram of the present invention；
Fig. 2 is the double triangle chord member-prefabricated bridge combination beam schematic top plan view of the present invention；
Fig. 3 is the double triangle chord member of the present invention-prefabricated bridge combined beam structure signal 1-1 profile；
Fig. 4 is the double triangle chord member-prefabricated bridge combination beam hinged-support detail drawing of the present invention；
Fig. 5 is the double triangle chord member-prefabricated bridge combination beam hinged-support 2-2 profile of the present invention；
Wherein: 1-floorings, 2-wind up steel pipe, 3-abdomen steel pipe, 4-lower edge steel pipe, 5-guardrail, 6-preformed hole, 7-prestressing force
Reinforcing bar, 8-fastener steel plate, 9-fastening bolt, 10-Ω fastener, 11-guardrail chute, 12-floorings chute, 13-floorings combine
Seam, 14-guardrail bonding crack, the hinged steel plate of 15-, 16-hinged steel plate aperture, 17-pivoting support, 18-pivoting support steel plate, 19-
Pivoting support bolt.
Detailed description of the invention
By further illustrating the technological means and effect that the present invention taked by reaching predetermined goal of the invention, below in conjunction with
Accompanying drawing and preferred embodiment, after the detailed description of the invention detailed description such as of the present invention.
Double triangle chord member-prefabricated bridge combination beams of the present invention as illustrated in fig. 1 and 2, include floorings 1, wind up steel
Pipe 2, abdomen steel pipe 3, lower edge steel pipe 4, guardrail 5, preformed hole 6, deformed bar 7, fastener steel plate 8, Ω fastener 10, hinged steel plate
15, pivoting support 17, guardrail chute 11 and floorings chute 12.Wind up steel pipe 2 and lower edge steel pipe 4 is set in parallel in floorings 1
Lower surface at, abdomen steel pipe 3 is many, interconnects composition triangular structure, supports and wind up steel pipe 2 and lower edge steel pipe 4；Upper
Being additionally provided with floorings chute 12 between string steel pipe 2 and floorings 1 lower surface, bottom floorings, the position in trisection arranges two
Individual semicircle chute, i.e. floorings chute 12；Two blocks of fastener steel plates 8 are fixed on floorings chute 12 both sides.
The steel pipe 2 that winds up is arranged in floorings chute 12, and the steel pipe 2 that winds up rolls along floorings chute 12, and the steel pipe 2 that winds up is
Having the steel pipe of certain bending resistance, compressional stiffness, wall thickness has certain thickness, and its diameter is slightly less than floorings chute 12 diameter.
Abdomen steel pipe 3 has the steel pipe of certain comprcssive strength, and wall thickness has certain thickness, and its diameter is less than lower edge steel pipe 4 diameter.Bridge floor
Plate chute 12 is semicircle chute, and size is corresponding with the steel pipe 2 that winds up, and winds up steel pipe 2 for placement.Ω fastener 10 is by fastener spiral shell
Bolt 9 links together with fastener steel plate 8.Floorings 1 are horizontal dies, and guardrail 5 is arranged on the two of floorings 1
End, guardrail 5 is internally provided with guardrail chute 11, and guardrail chute 11 blocks and on the flange plate at floorings 1 two ends.Guardrail chute 11
Size corresponding with the flange plate at floorings 1 two ends.Be respectively symmetrically in the both sides of guardrail chute 7 is provided with preformed hole 6, uses
In placing deformed bar 7.
For shown in Fig. 1, when concrete operations, abdomen steel pipe 3 be welded on wind up between steel pipe 2 and lower edge steel pipe 3 and under
Between string steel pipe, make two to wind up steel pipe 2 and three lower edge steel pipes 3 form two trianglees, form an Elements of Space Grid Truss, have one
Fixed stability；Fastener steel plate 8 is fixed on the both sides of floorings chute 12；Floorings chute 12 bottom floorings 1 is put
Put two on Elements of Space Grid Truss top to wind up on steel pipe 2, facilitate floorings 1 to slide on string steel pipe 2 and floorings 1 are arrived and refer to
Determine construction location；Ω fastener 10 is linked together with fastener steel plate 8 by fastening bolt 9, floorings 1 are fixed on the steel that winds up
Above pipe 2；Guardrail 5 is inserted along guardrail chute 11 the flange plate position of floorings 1, facilitates guardrail 5 sliding on floorings 1
Dynamic, guardrail 5 can play the effect being simultaneously connected with adjacent two pieces of floorings 1 simultaneously；Deformed bar 7 inserts preformed hole 6, uses
Guardrails 5 all on floorings 1 can be connected to become an entirety by post stretching Shi Hanzhang, the most indirectly by floorings 1
It is connected to become an entirety.
Double triangle chord member-prefabricated bridge combination beams and method for rapidly splicing, specifically include following operating procedure:
(1) measure pontic length, determine pontic construction material requested, manufacture corresponding prefabricated component in factory, and be conveyed into
Job site；
(2) the suitable bridge pier of construction, is fixed on the pivoting support 17 of the respective numbers prepared in factory on bridge pier
The relevant position in face；
(3) steel pipe 2 that winds up, lower edge steel pipe 4 and abdomen steel pipe 3 are welded the Elements of Space Grid Truss of formation by workmen at the construction field (site),
The length of Elements of Space Grid Truss is with 3m for modulus manufacture, is placed by steel truss above the bridge pier of bridge section, Elements of Space Grid Truss one end lower edge steel pipe 4
The hinged steel plate 15 of termination is linked together shape by the pivoting support 17 above hinged rod iron 18 and link bolt 19 and bridge pier
Becoming hinged, the other end of Elements of Space Grid Truss is set to may move；
(4) fastener steel plate 8 is fixed on the relevant position, both sides of floorings chute 12, is first the bridge floor of 1.5m by width
Plate 1 is placed on the moveable one end of Elements of Space Grid Truss, raises Elements of Space Grid Truss, and floorings 1 are winded up steel at Elements of Space Grid Truss by floorings chute 12
Pipe 2 slides into Elements of Space Grid Truss other end precalculated position, is linked together also by fastening bolt 9 and fastener steel plate 8 by Ω fastener 10
There is certain intensity, now floorings 1 are fixed on winding up on steel pipe of Elements of Space Grid Truss；
(5) guardrail 5 is placed on by guardrail chute 11 the flange plate position, two ends of second piece of floorings 1, second piece of bridge
The width of panel 1 is 3m, after installation, second piece of floorings 1 is placed on steel truss and may move one end, raises steel truss,
Floorings 1 are contacted with first piece of floorings 1, now by guardrail 5 by protecting in slip on steel pipe 2 of winding up by floorings chute 12
Hurdle chute 11 slides into the flange plate position of first piece of floorings 1 at the flange plate position of second piece of floorings 1, and makes guardrail 4
Termination overlap fixing with the termination of first piece of floorings 1；The second piece of floorings 1 that slide are allowed to complete with first piece of floorings 1
Contact free from flaw (i.e. floorings bonding crack 13 is seamless)；
(6) repeating above step, until last block floorings 1, the width of last block floorings 1 is 1.5m, will be
Rear one piece of floorings chute 12 is placed on above the movable terminal string steel pipe 2 of steel truss, makes itself and second from the bottom piece by slip
Floorings 1 contact, and are now fixed on above steel truss by last block floorings 1, are inserted by last block guardrail chute 11 simultaneously
Enter the position, the edge of a wing, two ends of last block floorings 1, slip guardrail 5 so that it is termination contacts with second from the bottom piece of guardrail 5；
(7) movable terminal of steel truss is fastened on above bridge pier by hinged steel plate 15 with pivoting support 17,
After deformed bar 7 is inserted in all guardrail preformed holes 6, make row's guardrail 5 be connected to become an entirety, use post stretching to make
Reinforcing bar produces prestressing force, the two ends of deformed bar is fixed on guardrail 5 both sides, now completes work progress.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any pro forma restriction, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any technology people being familiar with this specialty
Member, in the range of without departing from technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or modification
For the Equivalent embodiments of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technical spirit of the foundation present invention
Any simple modification, equivalent variations and the modification being made above example, all still falls within the range of technical solution of the present invention.
Claims (8)
1. double triangle chord member-prefabricated bridge combination beam, it is characterised in that: include floorings (1), the steel pipe that winds up (2),
Lower edge steel pipe (4), abdomen steel pipe (3), floorings chute (12), Ω fastener (10),
The described steel pipe that winds up (2) and lower edge steel pipe (4) are set in parallel at the lower surface of described floorings (1), described abdomen steel pipe
(3) being many, interconnect composition triangular structure, wind up described in support steel pipe (2) and lower edge steel pipe；At the described steel pipe that winds up
(2) steel pipe (2) that winds up described in and be additionally provided with floorings chute (12) between floorings (1) lower surface, is arranged on described bridge floor
In plate chute (12), described floorings (1) are slided at the steel pipe that winds up (2) by floorings chute (12), told Ω fastener (10)
Floorings (1) are fixed on the steel pipe that winds up (2).
The most according to claim 1 pair of triangle chord member-prefabricated bridge combination beam, it is characterised in that: also include guardrail
(5), described floorings (1) are horizontal dies, and described guardrail (5) is arranged on the two ends of floorings (1), described in protect
Hurdle (5) is internally provided with guardrail chute (11), and described guardrail chute (11) is blocked and on the flange plate at floorings (1) two ends.
The most according to claim 2 pair of triangle chord member-prefabricated bridge combination beam, it is characterised in that: sliding at described guardrail
What the both sides of groove (11) were respectively symmetrically is provided with preformed hole (6), is used for placing deformed bar (7).
4. according to the double triangle chord member-prefabricated bridge combination beams described in any one of claims 1 to 3, it is characterised in that: described
Floorings chute (12) is semicircle chute, and size is corresponding with the described steel pipe that winds up (2), be used for placing described in wind up steel pipe (2).
5. according to the double triangle chord member-prefabricated bridge combination beams described in Claims 2 or 3, it is characterised in that: described guardrail is sliding
The size of groove (11) is corresponding with the flange plate at described floorings (1) two ends.
The most according to claim 1 pair of triangle chord member-prefabricated bridge combination beam, it is characterised in that: also include hinged
Bearing (17), described pivoting support (17) is fixed on above bridge pier.
The most according to claim 1 pair of triangle chord member-prefabricated bridge combination beam, it is characterised in that: also include hinged
Steel plate (15), described hinged steel plate (15) is welded on lower edge steel pipe (4) two ends, and described hinged steel plate (15) middle part is provided with hinged
Steel plate aperture (16), described hinged steel plate (15) is by pivoting support steel plate (18) and pivoting support bolt (19) and pivoting support
(17) connect.
The method for rapidly splicing of the most according to claim 7 pair of triangle chord member-prefabricated bridge combination beam, its feature exists
In: include following operating procedure,
(1) measure pontic length, determine pontic construction material requested, manufacture corresponding prefabricated component in factory；
(2) the suitable bridge pier of construction, pivoting support (17) and the accessory thereof of respective numbers is prepared by factory, by described hinged
Seat (17) is fixed on the relevant position above bridge pier；
(3) wind up steel pipe (2), lower edge steel pipe (4) and steel cornical (3) of transport is to job site, prepares corresponding steel by welding
Rack, is placed on Elements of Space Grid Truss precalculated position and fixes；
(4) all floorings (1) pass sequentially through floorings chute (12) on the steel pipe that winds up (2), slide into precalculated position and consolidate
Fixed；
(5) guardrail (5) is passed sequentially through guardrail chute (11) and slide into precalculated position successively at floorings (1) position, the edge of a wing；
(6) deformed bar (7) it is arranged on preformed hole (6) the inside and fixes, completing construction procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610536591.3A CN106087697B (en) | 2016-07-08 | 2016-07-08 | Double triangle chord member-prefabricated bridge combination beams and method for rapidly splicing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610536591.3A CN106087697B (en) | 2016-07-08 | 2016-07-08 | Double triangle chord member-prefabricated bridge combination beams and method for rapidly splicing |
Publications (2)
| Publication Number | Publication Date |
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| CN106087697A true CN106087697A (en) | 2016-11-09 |
| CN106087697B CN106087697B (en) | 2018-08-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190626A (en) * | 2017-06-26 | 2017-09-22 | 北京交通大学 | Prestress steel gypsum/Combined concrete girder truss of panel automatic horizontal |
| CN109610291A (en) * | 2018-12-26 | 2019-04-12 | 中国船舶重工集团应急预警与救援装备股份有限公司 | A kind of large span flexible reinforced emergency bridge and its flat-pushing erection method |
| CN110926345A (en) * | 2019-12-06 | 2020-03-27 | 北京市第三建筑工程有限公司 | Method for measuring length of rear embedded rod piece connected by net rack and spherical support |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002038416A (en) * | 2000-07-21 | 2002-02-06 | East Japan Railway Co | Structure of temporarily provided bridge for railway |
| CN101074553A (en) * | 2007-06-15 | 2007-11-21 | 四川省交通厅公路规划勘察设计研究院 | Medium-spanning steel-pipe concrete truss bridge |
| CN101294368A (en) * | 2008-02-28 | 2008-10-29 | 中铁大桥勘测设计院有限公司 | Novel steel tube longeron combination grinder bridge |
| CN103832087A (en) * | 2012-11-26 | 2014-06-04 | 求才军 | Calligraphy work copying device with multiple scanning positions |
| CN203768810U (en) * | 2014-03-07 | 2014-08-13 | 天津城建大学 | Prefabricated bridge deck space steel pipe concrete truss combined beam |
-
2016
- 2016-07-08 CN CN201610536591.3A patent/CN106087697B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002038416A (en) * | 2000-07-21 | 2002-02-06 | East Japan Railway Co | Structure of temporarily provided bridge for railway |
| CN101074553A (en) * | 2007-06-15 | 2007-11-21 | 四川省交通厅公路规划勘察设计研究院 | Medium-spanning steel-pipe concrete truss bridge |
| CN101294368A (en) * | 2008-02-28 | 2008-10-29 | 中铁大桥勘测设计院有限公司 | Novel steel tube longeron combination grinder bridge |
| CN103832087A (en) * | 2012-11-26 | 2014-06-04 | 求才军 | Calligraphy work copying device with multiple scanning positions |
| CN203768810U (en) * | 2014-03-07 | 2014-08-13 | 天津城建大学 | Prefabricated bridge deck space steel pipe concrete truss combined beam |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190626A (en) * | 2017-06-26 | 2017-09-22 | 北京交通大学 | Prestress steel gypsum/Combined concrete girder truss of panel automatic horizontal |
| CN109610291A (en) * | 2018-12-26 | 2019-04-12 | 中国船舶重工集团应急预警与救援装备股份有限公司 | A kind of large span flexible reinforced emergency bridge and its flat-pushing erection method |
| CN109610291B (en) * | 2018-12-26 | 2024-04-02 | 中国船舶重工集团应急预警与救援装备股份有限公司 | Large-span flexible reinforced emergency bridge and flat pushing and erecting method thereof |
| CN110926345A (en) * | 2019-12-06 | 2020-03-27 | 北京市第三建筑工程有限公司 | Method for measuring length of rear embedded rod piece connected by net rack and spherical support |
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| Publication number | Publication date |
|---|---|
| CN106087697B (en) | 2018-08-07 |
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