CN109853352A - Rib-lifting section operation platform and its setting method - Google Patents
Rib-lifting section operation platform and its setting method Download PDFInfo
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- CN109853352A CN109853352A CN201910093373.0A CN201910093373A CN109853352A CN 109853352 A CN109853352 A CN 109853352A CN 201910093373 A CN201910093373 A CN 201910093373A CN 109853352 A CN109853352 A CN 109853352A
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Abstract
The invention discloses a kind of rib-lifting section operation platform, arch rib operation platform includes: two groups of spaced hangers, and every group of hanger is equipped with support frame.For connecting the first crossbeam of two groups of hangers, first group of otic placode which is provided with；For connecting the second cross beam of two groups of hangers, it is arranged with first crossbeam interval, second cross beam is equipped with second group of otic placode；And match when first group of otic placode and second group of otic placode are connect with rib-lifting section with the tilt angle of rib-lifting section.Support platform, support platform are set between two support frames, and support platform includes first state and the second state, and when support platform is in first state, support platform is for connecting two support frames；When support platform is in the second state, channel is formed between two support frames.It can effectively ensure that operation side and can be realized quickly installation and remove.
Description
Technical field
The present invention relates to steel truss arch bridge construction fields, and in particular to rib-lifting section operation platform and its application method.
Background technique
During steel truss Beams Erection Construction, need erection construction platform for applying personnel's construction usage.
During current steel truss Beams Erection Construction, mostly uses and set up scaffold on arch rib girder steel or welded on girder steel
The mode of direct type steel does operation platform, and the setting of operation platform is more random.Belong to high altitude operation since girder steel is assembled more, constructs
Installation, dismounting and the security protection of the operation platform work of platform, become the key points and difficulties of girder steel assembling construction.
This scheme is not only entirely that manual operation is set up, and it is also very inconvenient to install and remove, and structure secure context is also difficult
Guarantee, the appearance processing in girder steel later period is also more troublesome.
Summary of the invention
In view of the deficiencies in the prior art, the purpose of the present invention is to provide a kind of rib-lifting section operation platform, energy
Enough effective guarantee operation sides simultaneously can be realized quickly installation and remove.
To achieve the above objectives, the technical solution adopted by the present invention is that:
The present invention provides a kind of rib-lifting section operation platform, and the arch rib operation platform includes:
Two groups of spaced hangers, hanger described in every group are equipped with support frame；
For the first crossbeam of hanger described in connecting two groups, first group of otic placode which is provided with；
For the second cross beam of hanger described in connecting two groups, it is arranged with the first crossbeam interval, the second cross beam
It is equipped with second group of otic placode；
And when first group of otic placode and second group of otic placode are connect with the rib-lifting section and inclination angle of the rib-lifting section
Degree matches；
Support platform, the support platform are set between two support frames as described above, and the support platform includes first state
With the second state, when the support platform is in first state, the support platform is for connecting two support frames as described above；When
When the support platform is in the second state, channel is formed between two support frames as described above.
Based on the above technical solution, one end of hanger described in every group is equipped with the first sunpender and the second sunpender, the
The length of two sunpenders is greater than the length of the first sunpender, and two first sunpenders are fixedly connected by the first crossbeam, and two
Second sunpender is fixedly connected by the second cross beam.
Based on the above technical solution, the support platform includes two groups of foot hand platforms, foot hand platform described in two groups
It is rotatablely connected with two support frames as described above, is detachably connected between foot hand platform described in two groups respectively.
Based on the above technical solution, foot hand platform described in two groups is bolted.
Based on the above technical solution, the rib-lifting section operation platform further includes two groups of lifting lugs, is hung described in two groups
Ear is respectively arranged on the side of the separate support frame as described above of the first crossbeam and second cross beam.
Based on the above technical solution, the rib-lifting section operation platform further includes two groups of railings, column described in two groups
Bar is respectively arranged on two support frames as described above, and is fixedly connected with the hanger.
Based on the above technical solution, the rib-lifting section operation platform further includes safety guard net, the safety
Protective net is fixed on two pieces of support frames as described above, and is set to side of the support platform far from the crossbeam.
On the other hand, the present invention provides a kind of application method of rib-lifting section operation platform, on two of rib-lifting section
Chord member and two lower booms are respectively mounted first group of trunnion and second group of trunnion；
The support platform is set to be in the second state, by first group of otic placode and two of two rib-lifting section operation platforms
First group of trunnion of top boom described in root is flexibly connected, by first group of otic placode of two rib-lifting section operation platforms and two
First group of trunnion of the lower boom is flexibly connected；
Rib-lifting section to be installed is adjusted to designing linear angle using cable crane hoisting overhead travelling crane；
All top booms are connected with second group of trunnion on lower boom with corresponding second group of otic placode, the branch is made
Support platform is in first state, promotes rib-lifting section to be installed to designed elevation；
After the completion of construction, so that the support platform is in the second state, hang away the arch using cable crane hoisting overhead travelling crane
Rib segmental construction platform.
Based on the above technical solution, rib-lifting section to be installed is being rotated to when designing linear angle, led with guide chain
Draw the control rib-lifting section operation platform.
Based on the above technical solution, it is arranged two in the side of the separate support frame as described above of two crossbeams respectively
The group lifting lug, hangs away the rib-lifting section operation platform by the lifting lug using cable crane hoisting overhead travelling crane.
Compared with the prior art, the advantages of the present invention are as follows: when using the rib-lifting section operation platform, in rib-lifting section
Two top booms and two lower booms be respectively mounted first group of trunnion and second group of trunnion.Support platform is set to be in the second state,
First group of otic placode of two rib-lifting section operation platforms is flexibly connected with first group of trunnion of two top booms, by two arch ribs
First group of otic placode of segmental construction platform is flexibly connected with first group of trunnion of two lower booms.Utilize cable crane hoisting overhead travelling crane
Rib-lifting section to be installed is adjusted to designing linear angle.By second group of trunnion and corresponding on all top booms and lower boom
Two groups of otic placode connections, make support platform be in first state, promote rib-lifting section to be installed to designed elevation.After the completion of construction,
So that support platform is in the second state, hangs away rib-lifting section operation platform using cable crane hoisting overhead travelling crane.The rib-lifting section is applied
Work platform can effectively ensure that operation side and can be realized quickly installation and remove.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of arch rib operation platform in the embodiment of the present invention；
Fig. 2 is the cross-sectional view along the direction A-A of Fig. 1；
Fig. 3 is the cross-sectional view along the direction B-B of Fig. 1；
Fig. 4 is the schematic diagram that support platform is in first state in the embodiment of the present invention；
Fig. 5 is the schematic diagram that support platform is in the second state in the embodiment of the present invention；
Fig. 6 is the schematic diagram of arch rib erection segmental construction platform in the embodiment of the present invention；
Fig. 7 is the schematic diagram that rib-lifting section is lifted in the embodiment of the present invention.
In figure: 1, hanger；11, the first sunpender；12, the second sunpender；21, first crossbeam；22, second cross beam；3, support frame；
41, first group of otic placode；42, second group of otic placode；5, support platform；51, foot hand platform；52, bolt；6, lifting lug；7, railing；8, pacify
Full protection net；91, first group of trunnion；92, second group of trunnion；101, top boom；102, lower boom；13, guide chain；14, cable crane
Machine hoisting overhead travelling crane.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and embodiments.
Fig. 1 is the structural schematic diagram of arch rib operation platform in the embodiment of the present invention, and Fig. 2 is the section view along the direction A-A of Fig. 1
Figure, Fig. 3 are the cross-sectional view along the direction B-B of Fig. 1, and Fig. 4 is the signal that support platform is in first state in the embodiment of the present invention
Figure, Fig. 5 is the schematic diagram that support platform is in the second state in the embodiment of the present invention, and in conjunction with shown in Fig. 1 to Fig. 5, the present invention is real
It applies example and a kind of rib-lifting section operation platform is provided, arch rib operation platform includes:
Two groups of spaced hangers 1, every group of hanger 1 are equipped with support frame 3；
For connecting the first crossbeam 21 of two groups of hangers 1, first group of otic placode 41 which is provided with；
It for connecting the second cross beam 22 of two groups of hangers 1, is spaced and is arranged with first crossbeam 21, second cross beam 22 is equipped with
Second group of otic placode 42；
And when first group of otic placode 41 and second group of otic placode 42 are connect with rib-lifting section and the tilt angle phase of rib-lifting section
Matching；
Support platform 5, support platform 5 are set between two support frames 3, and support platform 5 includes first state and the second shape
State, when support platform 5 is in first state, support platform 5 is for connecting two support frames 3；When support platform 5 is in second
When state, channel is formed between two support frames 3.
When using the rib-lifting section operation platform, the is respectively mounted in two top booms of rib-lifting section and two lower booms
One group of trunnion and second group of trunnion.Support platform is set to be in the second state, by first group of ear of two rib-lifting section operation platforms
Plate is flexibly connected with first group of trunnion of two top booms, will be under first group of otic placode of two rib-lifting section operation platforms and two
First group of trunnion of chord member is flexibly connected.Rib-lifting section to be installed is adjusted to designing linear angle using cable crane hoisting overhead travelling crane
Degree.All top booms are connected with second group of trunnion on lower boom with corresponding second group of otic placode, support platform is made to be in the
One state promotes rib-lifting section to be installed to designed elevation.After the completion of construction, so that support platform is in the second state, utilize cable
Rope loop wheel machine hoisting overhead travelling crane hangs away rib-lifting section operation platform.The rib-lifting section operation platform can effectively ensure that construction operation
Face simultaneously can be realized quickly installation and remove.
In the present embodiment, support frame 3 and first crossbeam 21 and second cross beam 22 are located at the both ends of the hanger 1 simultaneously
It is vertical with hanger 1, and support frame 3 is also vertical with hanger 1.Support frame 3 is that support platform 5 provides certain support force.
Preferably, one end of every group of hanger 1 is equipped with the first sunpender 11 and the second sunpender 12, and the length of the second sunpender 12 is big
In the length of the first sunpender 11, two first sunpenders 11 are fixedly connected by first crossbeam 21, and two second sunpenders 12 pass through the
Two crossbeams 22 are fixedly connected.
When first group of otic placode 41 and second group of otic placode 42 can in this way connect with rib-lifting section and the inclination of rib-lifting section
Angle matches.Make rib-lifting section in inclination, the support platform 5 of the rib-lifting section operation platform is made to adapt to inclining for rib-lifting section
Tiltedly, it can effectively ensure that operation side.
In other embodiments, first group of otic placode 41 can also be made different with the length of second group of otic placode 42, make first group
The length of otic placode 41 can also make first group of otic placode 41 and second group of otic placode 42 and arch rib section less than the length of second group of otic placode 42
Match when section connection with the tilt angle of rib-lifting section.Alternatively, it is also possible to make the distance between first crossbeam 21 and support frame 3
Less than the distance between second cross beam 22 and support frame 3, it can equally make first group of otic placode 41 and second group of otic placode 42 and arch rib
Match when segment connects with the tilt angle of rib-lifting section.
Preferably, support platform 5 include two groups of foot hand platforms 51, two groups of foot hand platforms 51 respectively with two 3 turns of support frame
It is dynamic to connect, it is detachably connected between two groups of foot hand platforms 51.
In the present embodiment, two groups of foot hand platforms 51 are rotatablely connected with two support frames 3 by pin shaft respectively, and are furnished with
Drag-line can be such that two groups of foot hand platforms 51 rotate.It is detachably connected between other two groups of foot hands platform 51, support platform can be facilitated
5 are in the second state, make to form channel between two support frames 3, convenient that the operation platform is unloaded from rib-lifting section.
Certainly, in other embodiments, support platform 5 can also be integrally formed, using the form and branch of bolt
Support 3 connects, but such connection is more troublesome, influences operating efficiency in operation.
Preferably, two groups of foot hand platforms 51 are connected by bolt 52.It can certainly be in the connection of two groups of foot hand platforms 51
Place is equipped with mutually matched pin hole, and is furnished with bolt, is cooperated between two groups of foot hand platforms 51 by pin hole and bolt
Connection.
Such design can make, and two groups of foot hand platforms 51 quickly disconnect, and make to form channel between two groups of support frames 3.It is excellent
Selection of land, rib-lifting section operation platform further include two groups of lifting lugs 6, and two groups of lifting lugs 6 are respectively arranged on first crossbeam 21 and second cross beam 22
Separate support frame 3 side.
Two groups of lifting lugs 6 are set, can make to remove using loop wheel machine more convenient when operation platform.
Preferably, rib-lifting section operation platform further includes two groups of railings 7, and two groups of railings 7 are respectively arranged on two support frames 3
On, and be fixedly connected with hanger 1.Two groups of railings 7, which are arranged, can provide safety guarantee for operating personnel.
Preferably, rib-lifting section operation platform further includes safety guard net 8, and safety guard net 8 is fixed on two pieces of support frames 3
On, and it is set to side of the support platform 5 far from crossbeam 2.Setting safety guard net 8 can provide another layer of safety for construction personnel
It ensures, when support platform 5 fails, safety guard net 8 can also guarantee the safety of construction personnel.
Fig. 6 is the schematic diagram of arch rib erection segmental construction platform in the embodiment of the present invention, and Fig. 7 is to mention in the embodiment of the present invention
Rise the schematic diagram of rib-lifting section.In conjunction with shown in Fig. 6 and Fig. 7:
On the other hand, the present invention also provides a kind of application method of rib-lifting section operation platform,
First group of trunnion 91 and second group of branch are respectively mounted in two top booms 101 of rib-lifting section and two lower booms 102
Ear 92；
Support platform 5 is set to be in the second state, it will be on first group of otic placode 41 of two rib-lifting section operation platforms and two
First group of trunnion 91 of chord member 101 is flexibly connected, by the first group of otic placode 41 and two lower edges of two rib-lifting section operation platforms
First group of trunnion 91 of bar 102 is flexibly connected；
Rib-lifting section to be installed is adjusted to designing linear angle using cable crane hoisting overhead travelling crane 14；
By on all top booms 101 and lower boom 102 second group of trunnion 92 and corresponding second group of otic placode 42 connect, make
Support platform 5 is in first state, promotes rib-lifting section to be installed to designed elevation；
After the completion of construction, so that support platform 5 is in the second state, hang away rib-lifting section using cable crane hoisting overhead travelling crane 14
Operation platform.
Using the application method of the rib-lifting section operation platform, enough effective guarantee operation sides simultaneously be can be realized fast
The installation and dismounting of speed.The construction time can be saved, to save construction cost.
Preferably, rib-lifting section to be installed is being rotated to when designing linear angle, with 13 traction control rib-lifting section of guide chain
Operation platform.Rib-lifting section operation platform is controlled with guide chain 13, is second group of 92 He of trunnion when adjustable rib-lifting section angle
It is convenient that contraposition connection between second group of otic placode 42 provides.
Preferably, two groups of lifting lugs 6 are set in the side of the separate support frame 3 of two crossbeams 2 respectively, are risen using cable crane
Weight overhead traveling crane 14 hangs away rib-lifting section operation platform by lifting lug 6.Two groups of lifting lugs 6 are set, can make to remove to construct using loop wheel machine to put down
It is more convenient when platform.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention
Within the scope of.The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (10)
1. a kind of rib-lifting section operation platform, which is characterized in that the arch rib operation platform includes:
Two groups of spaced hangers (1), hanger described in every group (1) are equipped with support frame (3)；
For the first crossbeam (21) of hanger (1) described in connecting two groups, first group of otic placode (41) which is provided with；
For the second cross beam (22) of hanger (1) described in connecting two groups, it is spaced and is arranged with the first crossbeam (21), described the
Two crossbeams (22) are equipped with second group of otic placode (42)；
And inclined when first group of otic placode (41) and second group of otic placode (42) connect with rib-lifting section with the rib-lifting section
Rake angle matches；
Support platform (5), the support platform (5) are set between two support frames as described above (3), and the support platform (5) includes
First state and the second state, when the support platform (5) is in first state, the support platform (5) is for connecting two
A support frame as described above (3)；It is formed when the support platform (5) is in the second state, between two support frames as described above (3) logical
Road.
2. rib-lifting section operation platform as described in claim 1, which is characterized in that one end of hanger described in every group (1) is all provided with
There are the first sunpender (11) and the second sunpender (12), the length of the second sunpender (12) is greater than the length of the first sunpender (11), two institutes
It states the first sunpender (11) to be fixedly connected by the first crossbeam (21), two second sunpenders (12) are horizontal by described second
Beam (22) is fixedly connected.
3. rib-lifting section operation platform as described in claim 1, which is characterized in that the support platform (5) includes two groups of feet
Hand platform (51), foot hand platform (51) described in two groups are rotatablely connected with two support frames as described above (3) respectively, and foot hand described in two groups is flat
Platform is detachably connected between (51).
4. rib-lifting section operation platform as claimed in claim 3, which is characterized in that foot hand platform (51) described in two groups passes through spiral shell
Bolt (52) connection.
5. rib-lifting section operation platform as described in claim 1, which is characterized in that the rib-lifting section operation platform further includes
Two groups of lifting lugs (6), lifting lug described in two groups (6) are respectively arranged on the separate branch of the first crossbeam (21) and second cross beam (22)
The side of support (3).
6. rib-lifting section operation platform as described in claim 1, which is characterized in that the rib-lifting section operation platform further includes
Two groups of railings (7), railing described in two groups (7) are respectively arranged on two support frames as described above (3), and fixed with the hanger (1)
Connection.
7. rib-lifting section operation platform as described in claim 1, which is characterized in that the rib-lifting section operation platform further includes
Safety guard net (8), the safety guard net (8) are fixed on two pieces of support frames as described above (3), and are set to the support platform
(5) far from the side of the crossbeam (2).
8. a kind of application method using rib-lifting section operation platform described in claim 1, it is characterised in that:
First group of trunnion (91) and second group are respectively mounted in two top boom (101) He Lianggen lower booms (102) of rib-lifting section
Trunnion (92)；
The support platform (5) are made to be in the second state, by first group of otic placode (41) of two rib-lifting section operation platforms
It is flexibly connected with first group of trunnion (91) of two top booms (101), by the of two rib-lifting section operation platforms
One group of otic placode (41) is flexibly connected with first group of trunnion (91) of two lower booms (102)；
Rib-lifting section to be installed is adjusted to designing linear angle using cable crane hoisting overhead travelling crane (14)；
By on all top booms (101) and lower boom (102) second group of trunnion (92) and corresponding second group of otic placode
(42) it connects, so that the support platform (5) is in first state, promote rib-lifting section to be installed to designed elevation；
After the completion of construction, the support platform (5) is made to be in the second state, is hung away using cable crane hoisting overhead travelling crane (14) described
Rib-lifting section operation platform.
9. the application method of rib-lifting section operation platform as claimed in claim 7, which is characterized in that rotating arch rib to be installed
Segment is to when designing linear angle, the rib-lifting section operation platform described in guide chain (13) traction control.
10. the application method of rib-lifting section operation platform as claimed in claim 7, which is characterized in that respectively described in two
Two groups of lifting lugs (6) are arranged in the side of the separate support frame as described above (3) of crossbeam (2), are passed through using cable crane hoisting overhead travelling crane (14)
The lifting lug (6) hangs away the rib-lifting section operation platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910093373.0A CN109853352A (en) | 2019-01-30 | 2019-01-30 | Rib-lifting section operation platform and its setting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910093373.0A CN109853352A (en) | 2019-01-30 | 2019-01-30 | Rib-lifting section operation platform and its setting method |
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| Publication Number | Publication Date |
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| CN109853352A true CN109853352A (en) | 2019-06-07 |
Family
ID=66897082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910093373.0A Pending CN109853352A (en) | 2019-01-30 | 2019-01-30 | Rib-lifting section operation platform and its setting method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114657881A (en) * | 2022-03-24 | 2022-06-24 | 中铁大桥局第七工程有限公司 | Bridge assembly platform structure |
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| JP2000064227A (en) * | 1998-08-27 | 2000-02-29 | Sumitomo Constr Co Ltd | Bridge erection method |
| JP2007205139A (en) * | 2006-02-06 | 2007-08-16 | Sumitomo Mitsui Construction Co Ltd | Construction method of arch bridge |
| CN102691269A (en) * | 2012-06-12 | 2012-09-26 | 四川公路桥梁建设集团有限公司 | Main arch concrete encasement movable hanging basket |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114657881A (en) * | 2022-03-24 | 2022-06-24 | 中铁大桥局第七工程有限公司 | Bridge assembly platform structure |
| CN114657881B (en) * | 2022-03-24 | 2024-02-27 | 中铁大桥局第七工程有限公司 | Bridge assembly platform structure |
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