CN209722761U - A kind of steel truss girder bridge scene suspension and slipping assembly device - Google Patents
A kind of steel truss girder bridge scene suspension and slipping assembly device Download PDFInfo
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- CN209722761U CN209722761U CN201920379233.5U CN201920379233U CN209722761U CN 209722761 U CN209722761 U CN 209722761U CN 201920379233 U CN201920379233 U CN 201920379233U CN 209722761 U CN209722761 U CN 209722761U
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- truss girder
- steel truss
- girder bridge
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- sliding
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Abstract
The utility model discloses a kind of steel truss girder bridge scene suspension and slipping assembly device and methods, comprising: two vertical supporting framed bents are arranged along the assembled direction of steel truss girder bridge；Slipping mechanism is slidably arranged between two vertical supporting framed bent tops；Suspension scaffold to follow slipping mechanism mobile connection on slipping mechanism, and is located at the lower section of slipping mechanism；Bottom moulding bed is arranged between two vertical supporting framed bent bottoms；The working space suitable for on-site consolidation steel truss girder bridge is provided between the slipping mechanism and bottom moulding bed, by the mobile position for changing slipping mechanism on two vertical supporting framed bents, come the job position of suspension scaffold needed for adjusting assembled steel truss girder bridge；The utility model can solve in the construction of steel truss girder bridge top-bunt Slippage, and Linear Control is difficult, and raft support method security risk is more, working procedure converts problem cumbersome, that construction cost investment is big and the construction period is long.
Description
Technical field
The utility model relates to a kind of steel truss girder bridge scene suspension and slipping assembly devices, belong to steel girder bridge assembling construction skill
Art field.
Background technique
China express railway and Construction of Urban Rail Traffic paces are accelerated in recent years, and urban land resource is more and more in short supply,
Often construction urban operating mechanism (such as subway maintenance library etc.) right above existing tunnel (especially open trench tunnel), to guarantee existing tunnel
The operation security in road, Chang Jianshe steel truss girder bridge are crossed over, and do not allow newly-increased construction loads, therefore steel truss girder in the construction process
The construction of bridge top-bunt Slippage is come into being.
In steel truss girder bridge top-bunt Slippage work progress, it is often necessary to which setting up console mode expires hall operation scaffold, still
Take repeatedly tear open scaffold workload it is very big, easily collide scaffold during steel truss girder bridge member erection, therefore work of constructing
Phase is long, and security risk is high, and economy is poor.
Utility model content
Technical problem to be solved by the utility model is: a kind of steel truss girder bridge scene suspension and slipping assembly device is provided, with
It solves in the construction of steel truss girder bridge top-bunt Slippage, Linear Control is difficult, and raft support method security risk is more, working procedure is converted
Problem cumbersome, construction cost investment is big and the construction period is long.
The technical solution of the utility model is: a kind of steel truss girder bridge scene suspension and slipping assembly device, comprising:
Two vertical supporting framed bents are arranged along the assembled direction of steel truss girder bridge；
Slipping mechanism is slidably arranged between two vertical supporting framed bent tops；
Suspension scaffold to follow slipping mechanism mobile connection on slipping mechanism, and is located at the lower section of slipping mechanism；
Bottom moulding bed is arranged between two vertical supporting framed bent bottoms；
It is provided with the working space suitable for on-site consolidation steel truss girder bridge between the slipping mechanism and bottom moulding bed, passes through shifting
The dynamic position for changing slipping mechanism on two vertical supporting framed bents, come the work of suspension scaffold needed for adjusting assembled steel truss girder bridge
Industry position.
The slipping mechanism includes two stringer sliding rails, power traction source and at least two sliding crossbeams, two stringer sliding rail edges
The assembled direction of steel truss girder bridge is separately positioned on two vertical supporting framed bents, and it is sliding that the both ends sliding of sliding crossbeam rides upon two stringers
On rail, power traction source provides power source, is moved with drawing sliding crossbeam along the length direction of two stringer sliding rails.
The suspension scaffold includes several vertical sunpenders and space multistory steel pipe scaffold, the upper end of several vertical sunpenders
Connect sliding crossbeam, the common connection space solid steel pipe scaffold in the lower end of several vertical sunpenders, space multistory steel pipe scaffold
Part between two end sides constitutes anchoring section, extension of the space multistory steel pipe scaffold to steel truss girder bridge assembly direction
Constitute overhanging section.
The vertical sunpender is socketed on sliding crossbeam by sunpender connector, wherein being socketed on same sliding crossbeam
It is provided with fixed pin between several vertical sunpenders, prevents vertical boom pulley.
Operation scaffold board and hand banisters are equipped on the space multistory steel pipe scaffold.
It is provided with postive stop baffle on the outside of two stringer sliding rails, sliding crossbeam is prevented to be detached from two stringer sliding rails.
The power traction source is hoist engine, is respectively arranged with hoist engine in the two sides of sliding crossbeam, horizontal with traction sliding
Beam moves on two stringer sliding rails.
Steel truss girder piece limited block is provided on the inside of two vertical supporting framed bents.
The vertical supporting framed bent includes several support units, and each support unit is by vertical upright column and skewed horizontal load column structure
Vertical upright column upper end is ridden upon at, skewed horizontal load column upper end, and lower end is far from vertical upright column, in vertical upright bar and skewed horizontal load column
Between be erected with transverse splicing bar, fixed between adjacent supports unit by longitudinal connecting rod series connection.
The bottom moulding bed includes two bottom main longitudinal griders, and several bottoms ridden upon between two bottom main longitudinal griders are lateral
Distribution beam is equipped with supertronic cushion block between bottom main longitudinal grider and bottom transverse direction distribution beam.
Compared with prior art, as follows the advantages of the utility model:
1, reduce taking repeatedly for full framing and tear construction open, shorten the construction period, saved construction cost；
2, suspension scaffold and steel truss girder bridge incremental launching construction are not interfere with each other, and are improved operating efficiency, are shortened the construction period；
3, it in each section assembling of steel truss girder bridge and paint finishing construction, is carried out on the scaffold operating platform being abound with,
It ensures safety；
4, every steel truss girder bridge only needs to install a small amount of scaffold, and length is only 2 segments of steel truss girder bridge, subsequently through
Sliding is recycled, and resource has been saved.
The utility model is simple in sturcture, ingenious in design, easy to operate, and construction method is concisely efficient, uses in steel truss girder bridge
Top-bunt Slippage is particularly suitable when constructing, and can effectively solve steel truss girder bridge Linear Control difficulty, raft support method security risk is more, applies
Work process converts problem cumbersome, that construction cost investment is big and the construction period is long.
Detailed description of the invention
Fig. 1 is the bottom moulding bed plan view of the utility model bottom moulding bed erection stage；
Fig. 2 is the bottom moulding bed A-A sectional view of the utility model bottom moulding bed erection stage；
Fig. 3 is the plan view of the utility model vertical supporting truss erection and slipping mechanism erection stage；
Fig. 4 is the utility model vertical supporting truss erection and slipping mechanism erection stage B-B sectional view；
Fig. 5 is the plan view of the utility model suspension scaffold erection stage；
Fig. 6 is C-C sectional view of the utility model suspension scaffold erection stage；
Fig. 7 is D-D sectional view of the utility model suspension scaffold erection stage；
Fig. 8 is the front elevation view of segment of assembled stage head in the utility model steel truss girder stage；
Fig. 9 is the front elevation view of the utility model steel truss girder stage assembled stage slipping；
In attached drawing: 1 bottom moulding bed, 2 vertical supporting framed bents, 3 slipping mechanisms, 4 suspension scaffolds, 11 bottom main longitudinal griders, 12
Bottom transverse direction distribution beam, 13 supertronic cushion blocks, 21 vertical upright columns, 22 longitudinal connecting rods, 23 transverse splicing bars, 24 skewed horizontal load columns,
25 postive stop baffles, 26, steel truss girder piece limited block, 31 stringer sliding rails, 32 sliding crossbeams, 33 sunpender connectors, 41 vertical sunpenders, 42
Space multistory steel pipe scaffold, 43 scaffold boards, 44 hand banisters.
Specific embodiment
With reference to the accompanying drawing and utility model is described further in specific embodiment:
Referring to figs. 1 to Fig. 9, according to a kind of steel truss girder bridge scene suspension and slipping assembly device of the utility model, comprising: two is perpendicular
To supporting row frame 2, slipping mechanism 3, suspension scaffold 4 and bottom moulding bed 1, wherein slipping mechanism 3 is mounted on two vertical supportings row
Between frame 2, suspension scaffold 4 is located under slipping mechanism 3 with following 3 mobile connection of slipping mechanism on slipping mechanism 3
Side, bottom moulding bed 1 be arranged between two vertical supporting framed bents, 2 bottom, be used to support assembled steel truss girder bridge, slipping mechanism 3 with
The working space suitable for on-site consolidation steel truss girder bridge is provided between bottom moulding bed 1, it is perpendicular two by mobile change slipping mechanism 3
Position in supporting row frame 2, come the job position of suspension scaffold 4 needed for adjusting assembled steel truss girder bridge.
With reference to Fig. 3 to Fig. 5, slipping mechanism 3 includes two stringer sliding rails 31, power traction source and at least two sliding crossbeams
32, two stringer sliding rails 31 are separately mounted on two vertical supporting framed bents 2 along the assembled direction of steel truss girder bridge, and the two of sliding crossbeam 32
End sliding rides upon on two stringer sliding rails 31, and power traction source provides power source, to draw sliding crossbeam 32 along two stringer sliding rails
31 length direction is mobile.It should be noted that more sliding crossbeams 32 should keep synchronizing moving, avoid falling apart.For example, more slidings
It is whole that fixed formation can be coupled by connecting rod between crossbeam 32.
Power traction source is preferably hoist engine, is respectively arranged with hoist engine in the two sides of sliding crossbeam 32, to draw sliding
Crossbeam 32 moves on two stringer sliding rails 31.For example, hoist engine is mounted on the both ends of two vertical supporting framed bents 2, and horizontal with sliding
Beam 32 is in same level, and wirerope is fixedly connected with sliding crossbeam 32, passes through the winding of a steel wire rope of windlass
Movement, the release movement of another steel wire rope of windlass realize that sliding crossbeam 32 is mobile to winding hoist engine direction, complete sliding
The position of mechanism 3 is adjusted.
In order to prevent sliding crossbeam 32 from being detached from two stringer sliding rails 31, the outside of two stringer sliding rails 31 is provided with postive stop baffle
25, postive stop baffle 25 may be mounted at the edge of stringer sliding rail 31, also may be mounted on vertical supporting framed bent 2.Preferably, In
The lateral surface of two stringer sliding rails 31 and both ends are mounted on postive stop baffle 25.
With reference to Fig. 6 to Fig. 9, suspension scaffold 4 includes several vertical sunpenders 41 and space multistory steel pipe scaffold 42, several
The upper end of vertical sunpender 41 connects sliding crossbeam 32, the common connection space solid steel pipe scaffold in lower end of several vertical sunpenders 41
42, part of the space multistory steel pipe scaffold 42 between two end sides constitutes anchoring section, space multistory steel pipe scaffold 42 to
The extension in steel truss girder bridge assembly direction constitutes overhanging section, and overhanging section is the work of steel truss girder bridge section assembling and paint finishing
Industry region.Specifically, vertical sunpender 41 is socketed on sliding crossbeam 32 by sunpender connector 33, wherein being socketed in same sliding
It is provided with fixed pin between several vertical sunpenders 41 on crossbeam 32, to prevent vertical lifting bar 41 from sliding.Space multistory steel pipe feet
Hand cradle 42 is set up by common steel tube fastener and is formed.In one example, double steel pipe can be used in vertical sunpender 41, remaining rod piece uses
Single steel pipe, fastener Tightening moment should meet code requirement.It should be noted that sliding crossbeam 32 and vertical sunpender 41 should be no less than 2 rows
And as anchoring section, and overhangs certain length and form overhanging section.
Operation scaffold board 43 and hand banisters 44 are equipped on space multistory steel pipe scaffold 42.Operating scaffold board 43 can
Steel scaffold board 43, hand banisters 44 and space multistory steel pipe scaffold 42 1 can also be used using bamboo sheet string type scaffold board 43
And set up, height is no less than 1.2m, and located level safety net is answered in bottom.
With reference to Fig. 3 and Fig. 4, vertical supporting framed bent 2 includes several support units, and each support unit is by 21 He of vertical upright column
Skewed horizontal load column 24 is constituted, and 24 upper end of skewed horizontal load column rides upon 21 upper end of vertical upright column, and lower end far from vertical upright column 21 simultaneously
It is formed and is supported with ground or deck contact, several transverse splicing bars 23 are erected between vertical upright bar and skewed horizontal load column 24,
It is fixed between adjacent supports unit by longitudinal series connection of connecting rod 22.The inside of two vertical supporting framed bents 2 is provided with steel truss girder
Piece limited block 26, main function are easy for the positioning of steel truss girder vertical bar, improve the assembled efficiency of steel truss girder.
With reference to Fig. 1 and Fig. 2, bottom moulding bed 1 includes two bottom main longitudinal griders 11, and is ridden upon between two bottom main longitudinal griders 11
Several bottom transverse direction distribution beams 12, between bottom main longitudinal grider 11 and bottom transverse direction distribution beam 12 as needed, such as absolute altitude
Etc. being equipped with supertronic cushion block 13.
Using the present apparatus carry out the assembly of steel truss girder bridge scene suspension and slipping method the following steps are included:
1,1 erection stage of bottom moulding bed
1. arranging bottom main longitudinal grider 11.
Absolute altitude at host node is set 2. copying.
3. installing supertronic cushion block 13 according to design springing height.
4. installing bottom transverse direction distribution beam 12.
2, the installation of vertical supporting framed bent 2 and 3 erection stage of slipping mechanism
1. the vertical upright column 21 of more Pin vertical supporting framed bents 2, transverse splicing bar 23 and the installation of skewed horizontal load bar；Installation is longitudinal
Connecting rod 22.The above connection, which can be used, to be bolted or is welded to connect.
2. installing postive stop baffle 25, postive stop baffle 25 connect can be used with vertical upright column 21 and is bolted or is welded to connect.
3. installing stringer sliding rail 31；
4. installation is no less than 2 sliding crossbeams, 32,2 sliding crossbeams 32 and should consolidate, it is ensured that during integral slipping not
It deforms；
5. installing sunpender connector 33 on sliding crossbeam 32, vertical 41 sunpender connector 33 of sunpender uses casing, with cunning
Fixed pin is set between shifting crossbeam 32, prevents boom pulley.
3) 4 erection stage of suspension scaffold
1. installing vertical sunpender 41.
2. setting up space multistory steel pipe scaffold 42 on vertical sunpender 41.
3. setting up hand banisters 44.
4. lay-up operation scaffold board 43.
4) the steel truss girder stage is assembled:
1. steel truss girder bridge head section assembling, paint finishing；
2. elevator machine travel slipping mechanism 3, suspension scaffold 4 follows slipping mechanism 3 to move integrally；
3. the lower section assembling of steel truss girder, and so on.
4. then suspension scaffold 4 remains stationary after steel truss girder bridge thrusting slip starts, steel truss girder behind an assembled segment
One segment of bridge thrusting slip, until the assembly of this steel truss girder bridge is completed.
5) teardown phase
It successively removes suspension type and operates scaffold, slipping mechanism 3, vertical supporting framed bent 2, bottom moulding bed 1.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (10)
1. a kind of steel truss girder bridge scene suspension and slipping assembly device characterized by comprising
Two vertical supporting framed bents (2) are arranged along the assembled direction of steel truss girder bridge；
Slipping mechanism (3) is slidably arranged between two vertical supporting framed bent (2) tops；
Suspension scaffold (4) to follow slipping mechanism (3) mobile connection on slipping mechanism (3), and is located at slipping mechanism (3)
Lower section；
Bottom moulding bed (1) is arranged between two vertical supporting framed bent (2) bottoms；
It is provided with the working space suitable for on-site consolidation steel truss girder bridge between the slipping mechanism (3) and bottom moulding bed (1), passes through
Mobile position for changing slipping mechanism (3) on two vertical supporting framed bents (2), come suspention foot needed for adjusting assembled steel truss girder bridge
The job position of hand cradle (4).
2. steel truss girder bridge scene suspension and slipping assembly device according to claim 1, it is characterised in that: the slipping mechanism
It (3) include two stringer sliding rails (31), power traction source and at least two sliding crossbeams (32), two stringer sliding rails (31) are along steel truss girder
The assembled direction of bridge is separately positioned on two vertical supporting framed bents (2), and the both ends sliding of sliding crossbeam (32) rides upon two stringers
On sliding rail (31), power traction source provides power source, to draw sliding crossbeam (32) along the length direction of two stringer sliding rails (31)
It is mobile.
3. steel truss girder bridge scene suspension and slipping assembly device according to claim 2, it is characterised in that: the suspension scaffold
It (4) include several vertical sunpenders (41) and space multistory steel pipe scaffold (42), the upper end of several vertical sunpenders (41), which connects, to be slided
It moves crossbeam (32), the common connection space solid steel pipe scaffold (42) in lower end of several vertical sunpenders (41), space multistory steel pipe
Part of the scaffold (42) between two end sides constitutes anchoring section, and space multistory steel pipe scaffold (42) is assembled to steel truss girder bridge
The extension in direction constitutes overhanging section.
4. steel truss girder bridge scene suspension and slipping assembly device according to claim 3, it is characterised in that: the vertical sunpender
(41) it is socketed on sliding crossbeam (32) by sunpender connector (33), wherein being socketed in several on same sliding crossbeam (32)
It is provided with fixed pin between vertical sunpender (41), prevents vertical sunpender (41) from sliding.
5. steel truss girder bridge scene suspension and slipping assembly device according to claim 3, it is characterised in that: the space multistory steel
Operation scaffold board (43) and hand banisters (44) are equipped in pin hand cradle (42).
6. steel truss girder bridge scene suspension and slipping assembly device according to claim 2, it is characterised in that: in two stringer sliding rails
(31) it is provided on the outside of postive stop baffle (25), sliding crossbeam (32) is prevented to be detached from two stringer sliding rails (31).
7. steel truss girder bridge scene suspension and slipping assembly device according to claim 2, it is characterised in that: the power traction source
For hoist engine, it is respectively arranged with hoist engine in the two sides of sliding crossbeam (32), to draw sliding crossbeam (32) in two stringer sliding rails
(31) it is moved on.
8. steel truss girder bridge scene suspension and slipping assembly device according to claim 2, it is characterised in that: two vertical supporting framed bents
(2) steel truss girder piece limited block (26) is provided on the inside of.
9. steel truss girder bridge scene suspension and slipping assembly device according to claim 1, it is characterised in that: the vertical supporting row
Frame (2) includes several support units, and each support unit is made of vertical upright column (21) and skewed horizontal load column (24), skewed horizontal load
Column (24) upper end rides upon vertical upright column (21) upper end, and lower end is far from vertical upright column (21), in vertical upright bar and skewed horizontal load
It is erected between column (24) transverse splicing bar (23), is connected and fixed by longitudinal connecting rod (22) between adjacent supports unit.
10. steel truss girder bridge scene suspension and slipping assembly device according to claim 1, it is characterised in that: the bottom moulding bed
(1) include two bottom main longitudinal griders (11), and ride upon several bottom transverse direction distribution beams between two bottom main longitudinal griders (11)
(12), supertronic cushion block (13) are equipped between bottom main longitudinal grider (11) and bottom transverse direction distribution beam (12).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920379233.5U CN209722761U (en) | 2019-03-25 | 2019-03-25 | A kind of steel truss girder bridge scene suspension and slipping assembly device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920379233.5U CN209722761U (en) | 2019-03-25 | 2019-03-25 | A kind of steel truss girder bridge scene suspension and slipping assembly device |
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| Publication Number | Publication Date |
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| CN209722761U true CN209722761U (en) | 2019-12-03 |
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| CN201920379233.5U Active CN209722761U (en) | 2019-03-25 | 2019-03-25 | A kind of steel truss girder bridge scene suspension and slipping assembly device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778713A (en) * | 2019-03-25 | 2019-05-21 | 中铁五局集团建筑工程有限责任公司 | A kind of steel truss girder bridge scene suspension and slipping assembly device and method |
-
2019
- 2019-03-25 CN CN201920379233.5U patent/CN209722761U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778713A (en) * | 2019-03-25 | 2019-05-21 | 中铁五局集团建筑工程有限责任公司 | A kind of steel truss girder bridge scene suspension and slipping assembly device and method |
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