CN208803364U - Using the steel girder bridge joint structure of rivet interlacement - Google Patents
Using the steel girder bridge joint structure of rivet interlacement Download PDFInfo
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- CN208803364U CN208803364U CN201821452470.1U CN201821452470U CN208803364U CN 208803364 U CN208803364 U CN 208803364U CN 201821452470 U CN201821452470 U CN 201821452470U CN 208803364 U CN208803364 U CN 208803364U
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- crossbeam
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- interconnecting piece
- arm
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Abstract
The utility model discloses the steel girder bridge structures using rivet interlacement, including chord member, web member and crossbeam；Nationality is by rivet interlacement between chord member and corresponding web member, and corresponding crossbeam；In chord member and corresponding web member, and the junction of corresponding crossbeam, it is equipped with diaphragm plate in chord member；Diaphragm plate includes chord member interconnecting piece and crossbeam interconnecting piece in chord member, and chord member interconnecting piece is connected with corresponding chord member, and crossbeam interconnecting piece is connected with corresponding crossbeam；Beam-end is equipped with the recess to match with crossbeam interconnecting piece, and is equipped with gusset plate；Crossbeam interconnecting piece is clamped respectively in corresponding recess, is fixed with corresponding gusset plate with rivet.It in construction, first connect diaphragm plate in chord member to form combined member with web member, then all combinations building is installed on chord member, the bridge deck that arm is chosen outside the bridge deck and truss of truss-type bridges is finally installed.The utility model provides reasonable tectonic sieving for complex node connection, solves the problems, such as in processing technology.
Description
Technical field
The utility model relates to steel girder bridge building technology fields, in particular to use the steel girder bridge node of rivet interlacement
Construction.
Background technique
In the prior art, for the steel truss structure using rivet interlacement, need when across footpath is larger in top boom and
Lower boom using " π " shape section, web member using double back-to-back groove profile sections of limb (as "] [" shape).
But the crossbeam of this truss and the connection of chord member of truss and web member are complex.
Crossbeam below current face is typically designed to I-shape cross section, by one of web, upper flange, lower wing plate, with
And multiple tracks angle cleat composition.When crossbeam needs to carry out interconnection with the chord member of π shape section, it is necessary to by the web of crossbeam with
The web of chord member carries out "T"-shaped connection；When crossbeam need and section shaped like "] [when the web member of " shape connects, it is also necessary to by crossbeam
The web of web and web member carries out "T"-shaped connection.
For the Long span truss-type bridges using rivet interlacement, it is typically designed to And of Varying Depth form.When truss is arranged in facade
On height when changing always, be to guarantee that current face has gentle longitudinal slope, there are two types of pattern handling modes:
1) top boom is arranged in parallel to current face, lower boom gets higher journey, crossbeam And of Varying Depth；
2) lower boom is arranged in parallel to current face, top boom gets higher the height such as journey, crossbeam.
In the first pattern handling mode, beam height is changing always.When crossbeam total height changes greatly, crossbeam
It may gradually transition be parallel and with middle brace rod part two I-shape cross sections up and down from the I-shape cross section of real abdomen.
In the first scenario, no matter crossbeam is the I-shape cross section of real abdomen or parallel up and down and with middle brace rod part
Two I-shape cross sections, the extremely difficult processing of the construction that crossbeam is connect with chord member and web member.
Therefore, it is badly in need of the I-shape cross section for crossbeam for real abdomen, proposes a kind of structure that can overcome prior art defect
Make scheme.
Utility model content
In view of the above drawbacks of the prior art, the utility model provides the steel girder bridge node structure for using rivet interlacement
It makes, the first purpose of realization is to overcome the deficiencies of existing technologies, and provides reasonable tectonic sieving scheme for complex node connection, solves
The certainly problem in processing technology.
To achieve the above object, the utility model discloses the steel girder bridge joint structures using rivet interlacement, including string
Bar, web member and crossbeam；Four chord members are respectively arranged at the above and below two sides of the steel girder bridge；
The equal nationality in the two sides of the steel girder bridge is by several web member shapes for being set between corresponding two chord members
At truss structure；
The upper surface of described steel girder bridge is provided with several crossbeams parallel to each other with following along its length.
Wherein, nationality is connected by rivet between each chord member and the corresponding web member, and the corresponding crossbeam
It connects；
In each chord member and the corresponding web member, and the junction of the corresponding crossbeam, it is equipped with chord member
Interior diaphragm plate；
Diaphragm plate includes chord member interconnecting piece and crossbeam interconnecting piece in each chord member, the chord member interconnecting piece and corresponding
Chord member connection, the crossbeam interconnecting piece and corresponding crossbeam connection；
Each beam-end is equipped with the recess to match with the crossbeam interconnecting piece, and is equipped with gusset plate；When every
When one crossbeam is connected with the corresponding chord member, each crossbeam interconnecting piece is clamped respectively into the corresponding recess
It is interior, it is fixed with the corresponding gusset plate with rivet.
Preferably, the cross section of each chord member is in " π " font, forms one along length side in each chord member
To the rectangular channel of extension；
Each chord member includes 1 block of chord member-wing plate and 2 blocks of chord member-webs and chord member-angle steel A, chord member-angle steel
B, using rivet interlacement；
Setting between each chord member interconnecting piece and the crossbeam interconnecting piece has a mounting groove, each chord member connection
Portion is inserted into the rectangular channel along the corresponding chord member normal direction, and the mounting groove is connected in the rectangular channel close to described
On the side wall of crossbeam side, and fixed with rivet.
Preferably, the cross section of each web member be in "] [] [" font；
Each web member includes 4 blocks of web member-webs and 8 web members-angle steel D, using rivet interlacement；
The end of each web member is equipped with the narrow slot to match with the chord member interconnecting piece, each web member and corresponding
The chord member connection when, each narrow slot with corresponding chord member interconnecting piece clamping, and is fixed respectively with rivet；
The two sides of the narrow slot are equipped with web member-angle steel E.
Preferably, the outer most edge of each web member is respectively provided with batten plate and lacing；
Plane where the batten plate is vertical with web, and the longitudinal direction of the batten plate is perpendicular to web member axis, the batten plate
Surface is bonded with angle steel free limb, and the batten plate and angle steel use rivet interlacement；
Plane where the lacing is vertical with web, and the lacing axis direction and web member axis are in 30 degree to 50 degree folders
Angle, the lacing surface are bonded with angle steel free limb, and lacing and angle steel use rivet interlacement.
Preferably, the cross section of each crossbeam is in the shape of an " I "；
Each crossbeam includes 1 piece of crossbeam-upper flange, 1 block of crossbeam-web, 1 piece of crossbeam-lower wing plate and 4
Crossbeam-angle steel C, using rivet interlacement.
Crossbeam-the upper flange and the crossbeam-lower wing plate of each beam-end are longer than the crossbeam-abdomen
Plate forms the recess on the crossbeam facade.
Preferably, each crossbeam-angle steel C is divided into three sections along its length, and with rivet and the corresponding cross
Beam-upper flange, the crossbeam-lower wing plate are connected with the crossbeam-web.
Preferably, the position that the web member is arranged in each chord member is equipped with chord member-web raised area；And the string
Bar-web raised area initial position and end position are respectively provided with the rounding corner structure of indent.
Preferably, diaphragm plate further includes choosing arm interconnecting piece outside in each chord member, described to choose arm connecting portion in institute outside
State the outside of steel girder bridge, it is described it is outer choose arm interconnecting piece and be equipped with choose arm outside；
The outer arm of choosing includes one trapezoidal outer choosing arm joint contact plate, choose arm cross bar outside and choosing arm brace outside；
Each outer arm cross bar of choosing is formed by choosing arm-angle steel F outside 2；
Each outer arm brace of choosing is formed by choosing arm-angle steel G outside 2.
Arm cross bar one end is chosen outside and chooses arm interconnecting piece outside with rivet interlacement, and the other end is chosen arm joint contact plate and connected with rivet with outer
It connects.
Arm brace one end is chosen outside and chooses arm interconnecting piece outside with rivet interlacement, and the other end is chosen arm joint contact plate and connected with rivet with outer
It connects.
The utility model has the beneficial effects that
Diaphragm plate opens up the construction of vertical mounting groove in the chord member of the utility model, enables diaphragm plate in chord member that can avoid string
Bar-web can reliably connect with chord member-web by rivet, ensure that stress safety of the chord member under lateral load with
Stability.
Web member-the web of the utility model opens up the perforative construction of diaphragm plate in vertical narrow slot and chord member, enables abdomen-bar
Web can avoid diaphragm plate in chord member, so that web member-web is reliably connect with diaphragm plate in chord member by rivet, formation office
Portion rigid region guarantees stress safety and stability of the web member under lateral load.
The utility model can be widely used in the maintenance engineering for having had been friends in the past steel bridge, these steel bridges have considerable part
It is to be manufactured using rivet interlacement.Due to the development of traffic, load standard is continuously increased, and the ability of certain bridges, which has been unable to meet, to be set
Meter requires, and needs replacing component or reinforcement structure.For the construction demand of current " restoring the old as the old ", the utility model skill can be used
Art improves original structure.
The utility model needs to build new bridge using rivet technique for certain urban landscapes that have certain requirements, for
For certain Large Span Bridges, complex node connection provides reasonable tectonic sieving scheme, solves processing work in the utility model
Problem in skill.
The utility model is directed to the development of urban transportation, and the communication function of original old bridge needs to expand, such as outside former bridge
Side increases walkway, and the scheme of " diaphragm plate and truss are chosen arm outside and connect in chord member " can be well solved demand.
Make furtherly below with reference to technical effect of the attached drawing to the design of the utility model, specific structure and generation
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Detailed description of the invention
Fig. 1 shows the overall structure diagram of an embodiment of the present invention.
Fig. 2 shows AA in the utility model Fig. 1 to the schematic diagram of the section structure.
Fig. 3 shows the partial enlargement structural representation in the utility model soil 1 at B.
Fig. 4 shows the partial enlargement structural representation of web ends in an embodiment of the present invention.
Fig. 5 shows the partial enlargement structural representation in the utility model Fig. 2 at C.
Fig. 6 shows the partial enlargement structural representation of chord member cross section in an embodiment of the present invention.
Fig. 7 shows the partial enlargement structural representation of an embodiment of the present invention middle cross beam cross section.
Fig. 8 shows the partial enlargement structural representation of web member cross section in an embodiment of the present invention.
Fig. 9 shows the structural schematic diagram of diaphragm plate in chord member in an embodiment of the present invention.
Figure 10 shows the arrangement schematic diagram of batten plate and lacing in an embodiment of the present invention on web member-web.
What Figure 11 showed in an embodiment of the present invention outer chooses arm joint contact plate schematic diagram.
Specific embodiment
Embodiment
As shown in Figure 1 to 11, using the steel girder bridge joint structure of rivet interlacement, including chord member 1, web member 2 and crossbeam
3；Four chord members 1 are respectively arranged at the above and below two sides of steel girder bridge；
The equal nationality in the two sides of steel girder bridge forms truss structure by several web members 2 being set between corresponding two chord members 1；
The upper surface of steel girder bridge is provided with several crossbeams 3 parallel to each other with following along its length.
Wherein, equal nationality is by rivet interlacement between each chord member 1 and corresponding web member 2, and corresponding crossbeam 3；
In each chord member 1 and corresponding web member 2, and the junction of corresponding crossbeam 3, it is equipped with diaphragm plate in chord member
11；
In each chord member diaphragm plate 11 include chord member interconnecting piece 111 and crossbeam interconnecting piece 112, chord member interconnecting piece 111 with
Corresponding chord member 1 connects, and crossbeam interconnecting piece 112 is connected with corresponding crossbeam；
Each 3 end of crossbeam is equipped with the recess to match with crossbeam interconnecting piece 112, and is equipped with gusset plate 31；When each
When crossbeam 3 is connected with corresponding chord member 1, each crossbeam interconnecting piece 112 is clamped respectively in corresponding recess, with corresponding node
Plate 31 is fixed with rivet.
The principles of the present invention are that chord member 1, web member 2 and crossbeam 3 are connected to one by diaphragm plate 11 in chord member by nationality
It rises, the chord member interconnecting piece 111 of diaphragm plate 11 and crossbeam interconnecting piece 112 are connect with web member 2 and crossbeam 3 respectively in chord member, formation office
Portion rigid region guarantees stress safety and stability of the web member 2 under lateral load.
In certain embodiments, the cross section of each chord member 1 is in " π " font, forms one along length in each chord member 1
The rectangular channel that direction extends；
Each chord member 1 includes 1 block of chord member-wing plate and 2 blocks of chord member-webs and chord member-angle steel A, chord member-angle steel B,
Using rivet interlacement；
Setting between each chord member interconnecting piece 111 and crossbeam interconnecting piece 112 has a mounting groove, each chord member interconnecting piece 111
Along corresponding 1 normal direction of chord member insertion rectangular channel, mounting groove is connected in rectangular channel on the side wall of 3 side of crossbeam, and
It is fixed with rivet.
In certain embodiments, the cross section of each web member 2 be in "] [] [" font；
Each web member 2 includes 4 blocks of web member-webs and 8 web members-angle steel D, using rivet interlacement；
The end of each web member 2 is equipped with the narrow slot 21 to match with chord member interconnecting piece 111, each web member 2 and corresponding string
When bar 1 connects, each narrow slot 21 is clamped with corresponding chord member interconnecting piece 111 respectively, and is fixed with rivet；
The two sides of narrow slot 21 are equipped with web member-angle steel E.
In certain embodiments, the outer most edge of each web member 2 is respectively provided with batten plate and lacing；
Plane where batten plate is vertical with web, and the longitudinal direction of batten plate is perpendicular to web member axis, and batten plate surface and angle steel are certainly
It is bonded by limb, batten plate and angle steel use rivet interlacement；
Plane where lacing is vertical with web, and lacing axis direction and web member axis are in 30 degree to 50 degree angles, lacing table
Face is bonded with angle steel free limb, and lacing and angle steel use rivet interlacement.
In certain embodiments, the cross section of each crossbeam 3 is in the shape of an " I "；
Each crossbeam 3 includes 1 piece of crossbeam-upper flange, 1 block of crossbeam-web, 1 piece of crossbeam-lower wing plate and 4 cross
Beam-angle steel C, using rivet interlacement.
Crossbeam-upper flange, the crossbeam-lower wing plate of the end of each crossbeam 3 are longer than crossbeam-web, in crossbeam 3
The recess is formed on facade.
In certain embodiments, each crossbeam-angle steel C is divided into three sections along its length, and with rivet and corresponding cross
Beam-upper flange, crossbeam-lower wing plate are connected with crossbeam-web
In certain embodiments, the position that web member 2 is arranged in each chord member 1 is equipped with chord member-web raised area 15；And string
Bar-web raised area 15 initial position and end position are respectively provided with the rounding corner structure of indent.
In certain embodiments, diaphragm plate 11 further includes choosing arm interconnecting piece 113 outside in each chord member, chooses arm interconnecting piece outside
113 are located at the outside of steel girder bridge, choose arm interconnecting piece 113 outside equipped with outer and choose arm；
Choosing arm outside includes one trapezoidal outer choosing arm joint contact plate 43, choose arm cross bar 41 outside and choosing arm brace 42 outside；
Each outer arm cross bar 41 of choosing is formed by choosing arm-angle steel F outside 2；
Each outer arm brace 42 of choosing is formed by choosing arm-angle steel G outside 2.
Choose 41 one end of arm cross bar outside and choose arm interconnecting piece 113 outside with rivet interlacement, the other end and choose outside arm joint contact plate 43 with
Rivet interlacement.
Choose 42 one end of arm brace outside and choose arm interconnecting piece 113 outside with rivet interlacement, the other end and choose outside arm joint contact plate 43 with
Rivet interlacement.
The utility model also provides the construction method of the steel girder bridge joint structure using rivet interlacement, and steps are as follows:
A, web member-angle steel D is first temporarily fixed on corresponding web member 2- web, then web member 2- web and web member-angle is installed
Rivet between steel D；
B, using rivet assembled each part one by one, complete chord member 1, web member 2 and crossbeam 3 are formed；
C, diaphragm plate 11 in chord member is inserted into web member-web narrow slot, and guarantee diaphragm plate 11 in chord member with it is corresponding
Web member-angle steel E fit closely；
E, the rivet in chord member between diaphragm plate 11 and web member-angle steel E is installed, combined member 1 is formed；
F, chord member 1 is placed on installed base, enables chord member-wing plate under, chord member-web is upper；
G, combined member 1 is sling, enables web member-web narrow slot under, combined member 1 is hung and is connect in chord member 1 with web member 2
The surface of position；
H, combined member 1 is transferred, per pass chord member-web is enabled to be gradually inserted into the sky between adjacent twice web member-web
In gap, and chord member-web is enabled to be gradually inserted into chord member in the narrow slot of diaphragm plate 11；
I, the rivet between web member-web and chord member-web is installed, installs and is used to connect web member-on web member-angle steel E
Web and chord member-web rivet form combined member 2；
J, two combined members 2 are positioned on installed base according to the design of truss-type bridges, prepares installation crossbeam 3；
K, lift crossbeam 3 enables crossbeam 3 be located at two combinations in the view field of horizontal plane to the top of combined member 2
Between the projection of component 2, crossbeam-web is enabled to be generally aligned in the same plane with diaphragm plate 11 in the chord member in combined member 2；
L, crossbeam 3 is transferred, enables crossbeam-web drop to and is aligned with the crossbeam interconnecting piece 112 of diaphragm plate 11 in chord member, temporarily
4 pieces of gusset plates 31 of 3 two ends of crossbeam are positioned, rivet is installed；
M, crossbeam-angle steel C paragraph 1 on crossbeam and the 3rd section are positioned, rivet is installed；Step c to step l is repeated, is completed
The installation of remaining chord member of truss node；
O, after all chord member node installations, the bridge deck 5 of truss-type bridges is installed；
P, installation is outer chooses arm-angle steel F, chooses arm-angle steel G outside, installs the bridge deck for choosing arm outside truss；So far, it completes entire
The component of truss is installed.
In certain embodiments, in step a, in web member-angle steel D, it is located at web member-web and chord member web overlay region
The rivet in domain is not installed first；
Crossbeam-angle steel C only installs one section of the centre of crossbeam 3 in stepb.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (8)
1. using the steel girder bridge joint structure of rivet interlacement, including chord member (1), web member (2) and crossbeam (3)；Four strings
Bar (1) is respectively arranged at the above and below two sides of the steel girder bridge；
The equal nationality in the two sides of the steel girder bridge is by several web members (2) for being set between corresponding two chord members (1)
Form truss structure；
The upper surface of described steel girder bridge is provided with several crossbeams (3) parallel to each other with following along its length；It is special
Sign is:
Nationality is connected by rivet between each chord member (1) and the corresponding web member (2), and the corresponding crossbeam (3)
It connects；
In each chord member (1) and the corresponding web member (2), and the junction of the corresponding crossbeam (3), it is equipped with
Diaphragm plate (11) in chord member；
Diaphragm plate (11) includes chord member interconnecting piece (111) and crossbeam interconnecting piece (112) in each chord member, and the chord member connects
Socket part (111) is connected with the corresponding chord member (1), and the crossbeam interconnecting piece (112) connects with the corresponding crossbeam；
The each crossbeam (3) end is equipped with the recess to match with the crossbeam interconnecting piece (112), and is equipped with gusset plate
(31)；When each crossbeam (3) connects with the corresponding chord member (1), each crossbeam interconnecting piece (112) is blocked respectively
It accesses in the corresponding recess, is fixed with the corresponding gusset plate (31) with rivet.
2. the steel girder bridge joint structure according to claim 1 using rivet interlacement, it is characterised in that: each string
The cross section of bar (1) is in " π " font, forms a rectangular channel extended along its length in each chord member (1)；
Each chord member (1) includes 1 block of chord member-wing plate and 2 blocks of chord member-webs and chord member-angle steel A, chord member-angle steel
B, using rivet interlacement；
Setting between each chord member interconnecting piece (111) and the crossbeam interconnecting piece (112) has a mounting groove, each string
Bar interconnecting piece (111) is inserted into the rectangular channel along corresponding chord member (1) normal direction, and the mounting groove is connected in the square
In shape slot on the side wall of the crossbeam (3) side, and fixed with rivet.
3. the steel girder bridge joint structure according to claim 2 using rivet interlacement, it is characterised in that: each abdomen
The cross section of bar (2) be in "] [] [" font；
Each web member (2) includes 4 blocks of web member-webs and 8 web members-angle steel D, using rivet interlacement；
The end of each web member (2) is equipped with the narrow slot (21) to match with the chord member interconnecting piece (111), each abdomen
When bar (2) is connected with the corresponding chord member (1), each narrow slot (21) respectively with the corresponding chord member interconnecting piece
(111) it is clamped, and is fixed with rivet；
The two sides of the narrow slot (21) are equipped with web member-angle steel E.
4. the steel girder bridge joint structure according to claim 3 using rivet interlacement, it is characterised in that: each abdomen
The outer most edge of bar (2) is respectively provided with batten plate and lacing；
Plane where the batten plate is vertical with web, and the longitudinal direction of the batten plate is perpendicular to web member axis, the batten plate surface
It is bonded with angle steel free limb, the batten plate and angle steel use rivet interlacement；
Plane where the lacing is vertical with web, and the lacing axis direction and web member axis are in 30 degree to 50 degree angles, institute
It states lacing surface to be bonded with angle steel free limb, lacing and angle steel use rivet interlacement.
5. the steel girder bridge joint structure according to claim 1 using rivet interlacement, it is characterised in that: each cross
The cross section of beam (3) is in the shape of an " I "；
Each crossbeam (3) includes 1 piece of crossbeam-upper flange, 1 block of crossbeam-web, 1 piece of crossbeam-lower wing plate and 4 cross
Beam-angle steel C, using rivet interlacement.
6. the steel girder bridge joint structure according to claim 5 using rivet interlacement, it is characterised in that: each cross
Beam-angle steel C is divided into three sections along its length, and with rivet and the corresponding crossbeam-upper flange, the crossbeam-lower wing plate
It is connected with the crossbeam-web；
Crossbeam-the upper flange and the crossbeam-lower wing plate of each beam-end are longer than the crossbeam-web,
The recess is formed on the crossbeam facade.
7. the steel girder bridge joint structure according to claim 1 using rivet interlacement, it is characterised in that: each string
The position that the web member (2) is arranged in bar (1) is equipped with chord member-web raised area (15)；And the chord member-web raised area
The initial position in region (15) and end position are respectively provided with the rounding corner structure of indent.
8. the steel girder bridge joint structure according to claim 1 using rivet interlacement, it is characterised in that: each string
Diaphragm plate (11) further includes choosing arm interconnecting piece (113) outside in bar, and described choosing arm interconnecting piece (113) is located at the steel girder bridge outside
Outside, it is described it is outer choose arm interconnecting piece (113) and be equipped with choose arm outside；
The outer arm of choosing includes one trapezoidal outer choosing arm joint contact plate (43), choose arm cross bar (41) outside and choosing arm brace outside
(42)；
Each outer arm cross bar (41) of choosing is formed by choosing arm-angle steel F outside 2；
Each outer arm brace (42) of choosing is formed by choosing arm-angle steel G outside 2；
Arm cross bar (41) one end is chosen outside and chooses arm interconnecting piece (113) outside with rivet interlacement, the other end and chooses arm joint contact plate (43) outside
With rivet interlacement；
Arm brace (42) one end is chosen outside and chooses arm interconnecting piece (113) outside with rivet interlacement, the other end and chooses arm joint contact plate (43) outside
With rivet interlacement.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821452470.1U CN208803364U (en) | 2018-09-05 | 2018-09-05 | Using the steel girder bridge joint structure of rivet interlacement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821452470.1U CN208803364U (en) | 2018-09-05 | 2018-09-05 | Using the steel girder bridge joint structure of rivet interlacement |
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| CN208803364U true CN208803364U (en) | 2019-04-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024226A (en) * | 2018-09-05 | 2018-12-18 | 上海市城市建设设计研究总院（集团）有限公司 | Using the steel girder bridge joint structure and construction method of rivet interlacement |
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2018
- 2018-09-05 CN CN201821452470.1U patent/CN208803364U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024226A (en) * | 2018-09-05 | 2018-12-18 | 上海市城市建设设计研究总院（集团）有限公司 | Using the steel girder bridge joint structure and construction method of rivet interlacement |
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