CN108532469B - A kind of steel case truss bridge lower-chord panel point plate mounting and positioning device and method - Google Patents
A kind of steel case truss bridge lower-chord panel point plate mounting and positioning device and method Download PDFInfo
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- CN108532469B CN108532469B CN201810475306.0A CN201810475306A CN108532469B CN 108532469 B CN108532469 B CN 108532469B CN 201810475306 A CN201810475306 A CN 201810475306A CN 108532469 B CN108532469 B CN 108532469B
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- panel point
- chord panel
- main body
- point plate
- cross
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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
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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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
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of steel case truss bridge lower-chord panel point plate mounting and positioning device and method, which includes main body of cross-beam, two connectors, and two connectors are arranged perpendicular to the main body of cross-beam length direction and are connected with main body of cross-beam both ends lower part；Two nodes connect drum, and two node connection drum are connected with two connector bottoms respectively；Node connection drum includes transverse slat and two node connecting plates, and one side surface of transverse slat and the connector lower vertical are simultaneously fixedly linked；Multiple through-holes for being connected with lower-chord panel point plate are offered on the node connecting plate.Four blocks of lower-chord panel point plates are positioned by the device once mounting, compared with monolithic installation, reduce the influence of artificial scribing line error as far as possible, while reducing labor intensity of workers；It is dismountable that gusset plate welds post-positioning device, and can reuse in next node, guarantees that installation accuracy improves construction speed simultaneously.
Description
Technical field
The present invention relates to steel case truss bridge lower-chord panel point plate mounting technique fields, more particularly under a kind of steel case truss bridge
Chord joint contact plate mounting and positioning device and method.
Background technique
Steel case truss bridge is a kind of novel bridge structure form, and girder is the structure that steel box-girder and steel truss girder combine,
Steel box-girder is first assembled, and lower-chord panel point plate is directly welded on steel box-girder top plate, then successively installs web member, top boom, transverse splicing
The trusses rod pieces such as system.
Since lower-chord panel point plate is directly welded at steel box-girder back, extremely accurate positioning marking technology is needed.Direction across bridge
Four blocks of lower-chord panel point plates are independently welded on steel box-girder back, and gusset plate inner width and bolt hole concentricity are more difficult to control, if not thing
First installation accuracy is controlled, will be unable to that lower-chord panel point plate accurately is installed, other trusses rod pieces just can not be successfully installation.It is this
Novel composite bridge, for how to control the accurate connection of steel box-girder and trusses, lower-chord panel point plate especially it is accurate
Positioning, there is no solutions that is effective and can refer to now.
Summary of the invention
The present invention provides a kind of steel case truss bridge lower-chord panel point plate mounting and positioning device and methods.Solves the prior art
It is middle to there is the deficiency that effectively control for four pieces of lower-chord panel point Board position precision of steel case truss bridge direction across bridge, use one kind
Crossbeam attachment device, while four blocks of lower-chord panel point plates of direction across bridge are connected, whole positioning assembling.
The present invention provides following schemes:
A kind of steel case truss bridge lower-chord panel point plate mounting and positioning device, comprising:
Main body of cross-beam is provided with deep floor on the main body of cross-beam；
Two connectors, two connectors be arranged perpendicular to the main body of cross-beam length direction and with the main body of cross-beam
Both ends lower part is connected；
Two nodes connect drum, and two node connection drum are connected with two connector bottoms respectively；Institute
Stating node connection drum includes transverse slat and two node connecting plates, one side surface of transverse slat and the connector lower vertical
And it is fixedly linked；Two node connecting plates respectively a side surface respectively on the transverse slat with the main body of cross-beam length direction
Vertical both ends are fixedly linked；Multiple through-holes for being connected with lower-chord panel point plate are offered on the node connecting plate.
Preferred: the node connection drum connects plate thickness by measuring node, matches to transverse slat and digs.
It is preferred: the distance between two described node connecting plate superficies and two lower-chord panel point plate inner surfaces it
Between distance it is identical.
Preferred: the main body of cross-beam is the drum component of cover board, web composition.
It is preferred: more deep floors are provided between the transverse slat and the node connecting plate.
A kind of method of steel case truss bridge lower-chord panel point plate installation positioning, it is described to include:
The horizontal baseline and vertical baseline of lower-chord panel point plate are accurately marked in steel box-girder back；
Four blocks of lower-chord panel point plates are connect with the node connecting plate of positioning device respectively；
The installation positioning lower-chord panel point plate on the basis of the transverse and longitudinal baseline on steel box-girder back；
Positioning device is removed after welding lower-chord panel point plate, full-bridge gusset plate is successively installed.
It is preferred: after guaranteeing steel box-girder beam section connection precision by interim matching parts, in the case where steel box-girder back accurately marks
The horizontal baseline and vertical baseline of chord joint contact plate.
Preferred: the node connecting plate is connected by punch and bolt with the lower-chord panel point plate.
The specific embodiment provided according to the present invention, the invention discloses following technical effects:
By the invention it is possible to a kind of steel case truss bridge lower-chord panel point plate mounting and positioning device and method be realized, in one kind
Under implementation, the apparatus may include main body of cross-beam, deep floor is provided on the main body of cross-beam；Two connectors, two
A connector is arranged perpendicular to the main body of cross-beam length direction and is connected with main body of cross-beam both ends lower part；Two nodes
Drum is connected, two node connection drum are connected with two connector bottoms respectively；The node connects drum packet
Include transverse slat and two node connecting plates, one side surface of transverse slat and the connector lower vertical are simultaneously fixedly linked；Two
The node connecting plate respectively a side surface respectively with both ends stationary phase vertical with the main body of cross-beam length direction on the transverse slat
Even；Multiple through-holes for being connected with lower-chord panel point plate are offered on the node connecting plate.It is fixed by the device once mounting
The four blocks of lower-chord panel point plates in position reduce the influence of artificial scribing line error compared with monolithic installation as far as possible, while reducing worker's labour
Intensity；It is dismountable that gusset plate welds post-positioning device, and can reuse in next node, guarantees that installation accuracy improves simultaneously and applies
Work progress.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of steel case truss bridge lower-chord panel point plate mounting and positioning device main view provided in an embodiment of the present invention;
Fig. 2 is a kind of steel case truss bridge lower-chord panel point plate mounting and positioning device top view provided in an embodiment of the present invention；
Fig. 3 is a kind of steel case truss bridge lower-chord panel point plate mounting and positioning device side view provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of lower-chord panel point plate provided in an embodiment of the present invention；
Fig. 5 is that a kind of steel case truss bridge lower-chord panel point plate mounting and positioning device use state provided in an embodiment of the present invention is shown
It is intended to.
In figure: main body of cross-beam 1, deep floor 2, connector 3, transverse slat 4, node connecting plate 5, through-hole 6, lower-chord panel point plate 7.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
Embodiment
It is a kind of steel case truss bridge lower-chord panel point plate provided in an embodiment of the present invention referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5
Mounting and positioning device, as shown in figure 1, figure 2, figure 3, figure 4 and figure 5, the device include main body of cross-beam 1, are set on the main body of cross-beam 1
It is equipped with deep floor 2；
Two connectors 3, two connectors 3 be arranged perpendicular to 1 length direction of main body of cross-beam and with the crossbeam
1 both ends lower part of main body is connected；
Two nodes connect drum, and two node connection drum are connected with two connector bottoms respectively；Institute
Stating node connection drum includes transverse slat 4 and two node connecting plates 5,4 one side surface of transverse slat and 3 lower part of connector
Vertically and it is fixedly linked；Two respective side surfaces of the node connecting plate 5 respectively on the transverse slat 4 with the main body of cross-beam
The vertical both ends of 1 length direction are fixedly linked；It is offered on the node connecting plate 5 multiple logical for what is be connected with lower-chord panel point plate 7
Hole 6.
Further, the node connection drum connects plate thickness by measuring node, matches to transverse slat and digs.Described in two
The distance between node connecting plate superficies are identical as the distance between two lower-chord panel point plate inner surfaces.The crossbeam master
Body is the drum component of cover board, web composition.More deep floors are provided between the transverse slat and the node connecting plate.
Node connecting plate and transverse slat form drum component, and control drum width is identical as lower-chord panel point plate inner width；Gusset plate is arranged again to add
Strength rib reinforces rigidity；The numerical control simultaneously of group postwelding drills two pieces of node connecting plate bolts hole, protects bolt hole concentricity.Crossbeam 1 and section
Point connection drum is connected by connector；Control two side gussets connection drum bolt hole concentricity.It can complete installation positioning
The assembling of device.
Ribbed stiffener, the node connecting plate, transverse slat and ribbed stiffener welding is arranged in the crossbeam, and composition node connects drum,
The connector connect drum composition mounting and positioning device with crossbeam, node.The mounting and positioning device connects four pieces simultaneously
Lower-chord panel point plate, and positioning lower-chord panel point plate is installed simultaneously on the basis of the horizontal benchmark of steel box-girder back and vertical baseline.The node
It connects drum and plate thickness is connected by measuring node, transverse slat is matched and is dug.The node connection drum connects four pieces of lower edges simultaneously
Gusset plate can control simultaneously and guarantee bolt hole concentricity.
Device provided by the present application, it is simple and reasonable, four blocks of lower-chord panel point plates are positioned by the device once mounting, with
Monolithic installation is compared, and reduces the influence of artificial scribing line error as far as possible, while reducing labor intensity of workers；It is fixed after gusset plate welding
Position device is dismountable, and can reuse in next node, guarantees that installation accuracy improves construction speed simultaneously.
The embodiment of the present application can also provide a kind of method of steel case truss bridge lower-chord panel point plate installation positioning, the packet
It includes:
The horizontal baseline and vertical baseline of lower-chord panel point plate are accurately marked in steel box-girder back；
Four blocks of lower-chord panel point plates are connect with the node connecting plate of positioning device respectively；
The installation positioning lower-chord panel point plate on the basis of the transverse and longitudinal baseline on steel box-girder back；
Positioning device is removed after welding lower-chord panel point plate, full-bridge gusset plate is successively installed.
Further, it after guaranteeing steel box-girder beam section connection precision by interim matching parts, is accurately marked in steel box-girder back
The horizontal baseline and vertical baseline of lower-chord panel point plate.Steel box-girder top plate plant tilting degree must be trimmed to qualification；Otherwise lower chord joint is directly affected
Contact plate installation positioning.The node connecting plate is connected by punch and bolt with the lower-chord panel point plate.
Pass through the installation location control of the above method, in lower-chord panel point plate and steel box-girder top plate welding sequence, this method
It can guarantee lower-chord panel point plate inner width, be conducive to the assembly of web member；This method can guarantee that the bolt hole of lower-chord panel point plate is concentric
It is assembled to be conducive to direction across bridge main truss for degree；Meet design requirement in implementation process.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (8)
1. a kind of steel case truss bridge lower-chord panel point plate mounting and positioning device characterized by comprising
Main body of cross-beam is provided with deep floor on the main body of cross-beam；
Two connectors, two connectors be arranged perpendicular to the main body of cross-beam length direction and with the main body of cross-beam both ends
Lower part is connected；
Two nodes connect drum, and two node connection drum are connected with two connector bottoms respectively；The section
Point connection drum includes transverse slat and two node connecting plates, and one side surface of transverse slat and the connector lower vertical are simultaneously solid
It is fixed to be connected；Respectively a side surface is vertical with the main body of cross-beam length direction on the transverse slat respectively for two node connecting plates
Both ends are fixedly linked；Multiple through-holes for being connected with lower-chord panel point plate are offered on the node connecting plate.
2. steel case truss bridge lower-chord panel point plate mounting and positioning device according to claim 1, which is characterized in that the node
It connects drum and plate thickness is connected by measuring node, transverse slat is matched and is dug.
3. steel case truss bridge lower-chord panel point plate mounting and positioning device according to claim 1, which is characterized in that described in two
The distance between node connecting plate superficies are identical as the distance between two lower-chord panel point plate inner surfaces.
4. steel case truss bridge lower-chord panel point plate mounting and positioning device according to claim 1, which is characterized in that the crossbeam
Main body is the drum component of cover board, web composition.
5. steel case truss bridge lower-chord panel point plate mounting and positioning device according to claim 1, which is characterized in that the transverse slat
And more deep floors are provided between the node connecting plate.
6. a kind of method of steel case truss bridge lower-chord panel point plate installation positioning, which is characterized in that the described method includes:
The horizontal baseline and vertical baseline of lower-chord panel point plate are accurately marked in steel box-girder back；
Four blocks of lower-chord panel point plates are connect with the node connecting plate of positioning device respectively；The positioning device includes main body of cross-beam,
Deep floor is provided on the main body of cross-beam；Two connectors, two connectors are rectangular perpendicular to the main body of cross-beam
It is connected to setting and with main body of cross-beam both ends lower part；Two nodes connect drum, two node connection drum difference
It is connected with two connector bottoms；The node connection drum includes transverse slat and two node connecting plates, the transverse slat
One side surface and the connector lower vertical are simultaneously fixedly linked；Two node connecting plates respectively a side surface respectively with institute
Both ends vertical with the main body of cross-beam length direction on transverse slat are stated to be fixedly linked；Offered on the node connecting plate it is multiple for
The connected through-hole of lower-chord panel point plate；
The installation positioning lower-chord panel point plate on the basis of the transverse and longitudinal baseline on steel box-girder back；
Positioning device is removed after welding lower-chord panel point plate, full-bridge gusset plate is successively installed.
7. the method for steel case truss bridge lower-chord panel point plate installation positioning according to claim 6, which is characterized in that by facing
When matching parts guarantee steel box-girder beam section connection precision after, accurately mark the horizontal baseline and vertical base of lower-chord panel point plate in steel box-girder back
Line.
8. the method for steel case truss bridge lower-chord panel point plate installation positioning according to claim 6, which is characterized in that the section
Point connecting plate is connected by punch and bolt with the lower-chord panel point plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810475306.0A CN108532469B (en) | 2018-05-17 | 2018-05-17 | A kind of steel case truss bridge lower-chord panel point plate mounting and positioning device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810475306.0A CN108532469B (en) | 2018-05-17 | 2018-05-17 | A kind of steel case truss bridge lower-chord panel point plate mounting and positioning device and method |
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| Publication Number | Publication Date |
|---|---|
| CN108532469A CN108532469A (en) | 2018-09-14 |
| CN108532469B true CN108532469B (en) | 2019-11-12 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU850781A1 (en) * | 1979-10-18 | 1981-07-30 | Московский Автомобильно-Дорожныйинститут | Metal truss |
| CN201702534U (en) * | 2010-05-26 | 2011-01-12 | 中铁山桥集团有限公司 | Positioning module used for assembling and welding steel structure box type rod element |
| CN102561187A (en) * | 2010-12-10 | 2012-07-11 | 上海市基础工程有限公司 | Superlarge special-shaped steel tower binding joint angle sample board positioning method |
| CN102995570A (en) * | 2012-12-12 | 2013-03-27 | 中铁上海工程局有限公司 | Stiffening steel truss lower node location die |
| CN207073061U (en) * | 2017-08-07 | 2018-03-06 | 中铁宝桥（扬州）有限公司 | A kind of steel truss girder horizontal-associate gusset plate positions package assembly |
-
2018
- 2018-05-17 CN CN201810475306.0A patent/CN108532469B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU850781A1 (en) * | 1979-10-18 | 1981-07-30 | Московский Автомобильно-Дорожныйинститут | Metal truss |
| CN201702534U (en) * | 2010-05-26 | 2011-01-12 | 中铁山桥集团有限公司 | Positioning module used for assembling and welding steel structure box type rod element |
| CN102561187A (en) * | 2010-12-10 | 2012-07-11 | 上海市基础工程有限公司 | Superlarge special-shaped steel tower binding joint angle sample board positioning method |
| CN102995570A (en) * | 2012-12-12 | 2013-03-27 | 中铁上海工程局有限公司 | Stiffening steel truss lower node location die |
| CN207073061U (en) * | 2017-08-07 | 2018-03-06 | 中铁宝桥（扬州）有限公司 | A kind of steel truss girder horizontal-associate gusset plate positions package assembly |
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| Publication number | Publication date |
|---|---|
| CN108532469A (en) | 2018-09-14 |
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