CN108532469A - 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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- CN108532469A CN108532469A CN201810475306.0A CN201810475306A CN108532469A CN 108532469 A CN108532469 A CN 108532469A CN 201810475306 A CN201810475306 A CN 201810475306A CN 108532469 A CN108532469 A CN 108532469A
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- panel point
- chord panel
- point plate
- plate
- node
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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
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- 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)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Bridges Or Land Bridges (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 the 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 is installed, reduce the influence of artificial scribing line error as far as possible, while reducing labor intensity；Gusset plate welding post-positioning device is dismountable, and can be reused in next node, ensures 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 technology
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 are combined,
Steel box-girder is first assembled, and lower-chord panel point plate is directly welded on steel box-girder top plate, then installs web member, top boom, transverse splicing successively
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.
Invention content
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 controlled 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, including：
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 the 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.
Preferably：The node connection drum connects plate thickness by measuring node, matches to transverse slat and digs.
Preferably：The distance between two described node connecting plate superficies and two lower-chord panel point plate inner surfaces it
Between distance it is identical.
Preferably：The main body of cross-beam is the drum component of cover board, web composition.
Preferably：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 of lower-chord panel point plate and vertical baseline 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 installed successively.
Preferably：After ensureing 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.
Preferably：The node connecting plate is connected by punch and bolt with the lower-chord panel point plate.
According to specific embodiment provided by the invention, the invention discloses following technique 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 a kind of realization
Under mode, which may include main body of cross-beam, and deep floor is provided on the main body of cross-beam；Two connectors, two institutes
Connector is stated to be arranged perpendicular to the main body of cross-beam length direction and with main body of cross-beam both ends lower part be connected；Two node connections
Drum, two node connection drum are connected with two connector bottoms respectively；The node connection drum includes cross
Plate and two node connecting plates, one side surface of the transverse slat and the connector lower vertical are simultaneously fixedly linked；Described in two
Respectively a side surface is fixedly linked with both ends vertical with the main body of cross-beam length direction on the transverse slat node connecting plate respectively；Institute
It states and offers multiple through-holes for being connected with lower-chord panel point plate on node connecting plate.Four pieces are positioned by the device once mounting
Lower-chord panel point plate reduces the influence of artificial scribing line error as far as possible compared with monolithic is installed, while reducing labor intensity；
It is dismountable that gusset plate welds post-positioning device, and can be reused in next node, ensure installation accuracy while improving construct into
Degree.
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.
Description of the drawings
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 present 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 front 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 vertical 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 a kind of steel case truss bridge lower-chord panel point plate mounting and positioning device use state signal provided in an embodiment of the present invention
Figure.
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 implementation mode
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 describes, 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, the every other embodiment that those of ordinary skill in the art are 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 perpendicular to 1 length direction of the main body of cross-beam be arranged and with the main body of cross-beam 1
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 4 and two node connecting plates 5,4 one side surface of the transverse slat and 3 lower vertical of the connector
And it is fixedly linked；It is grown respectively with the main body of cross-beam 1 on the transverse slat 4 two 5 respective side surfaces of the node connecting plate
The vertical both ends in direction are fixedly linked；Multiple through-holes 6 for being connected with lower-chord panel point plate 7 are offered on the node connecting plate 5.
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 forms drum component with transverse slat, 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 and ensure bolt hole concentricity simultaneously.
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；It is fixed after gusset plate welding
Position device is dismountable, and can be reused in next node, ensures 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 of lower-chord panel point plate and vertical baseline 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 installed successively.
Further, it after ensureing 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 ensure lower-chord panel point plate inner width, be conducive to the assembly of web member；This method can ensure 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 herein, 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 include 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, which is characterized in that including：Main body of cross-beam, the crossbeam
Deep floor is provided in main body；Two connectors, two connectors are arranged simultaneously perpendicular to the main body of cross-beam length direction
It is connected with main body of cross-beam both ends lower part；Two nodes connect drum, two nodes connection drum respectively with two institutes
Connector bottom is stated to be connected；The node connection drum includes transverse slat and two node connecting plates, one side surface of the transverse slat
With the connector lower vertical and be fixedly linked；Two node connecting plates respectively a side surface respectively on the transverse slat
Both ends vertical with the main body of cross-beam length direction are fixedly linked；Multiple be used for and lower-chord panel point is offered on the node connecting plate
The connected through-hole of 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 described to include：In steel box-girder back
Accurately mark the horizontal baseline of lower-chord panel point plate and vertical baseline；By four blocks of lower-chord panel point plates respectively with the node connecting plate of positioning device
Connection；The installation positioning lower-chord panel point plate on the basis of the transverse and longitudinal baseline on steel box-girder back；Dismounting is fixed after welding lower-chord panel point plate
Position device, installs full-bridge gusset plate successively.
7. the method for steel case truss bridge lower-chord panel point plate installation according to claim 6, which is characterized in that pass through interim
After accessory ensures steel box-girder beam section connection precision, the horizontal baseline of lower-chord panel point plate and vertical baseline are accurately marked in steel box-girder back.
8. the method for steel case truss bridge lower-chord panel point plate installation according to claim 6, which is characterized in that the node connects
Fishplate bar 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 |
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| CN108532469A true CN108532469A (en) | 2018-09-14 |
| CN108532469B CN108532469B (en) | 2019-11-12 |
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| CN201810475306.0A Active 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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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 |
|---|---|
| CN108532469B (en) | 2019-11-12 |
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