CN107892238A - A kind of lowering equipment and method for Bailey beam - Google Patents
A kind of lowering equipment and method for Bailey beam Download PDFInfo
- Publication number
- CN107892238A CN107892238A CN201711109725.4A CN201711109725A CN107892238A CN 107892238 A CN107892238 A CN 107892238A CN 201711109725 A CN201711109725 A CN 201711109725A CN 107892238 A CN107892238 A CN 107892238A
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- China
- Prior art keywords
- suspension rod
- nut
- shoulder pole
- bailey
- bailey beam
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C25/00—Cranes not provided for in groups B66C17/00 - B66C23/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a kind of lowering equipment and method for Bailey beam, its drip irrigation device is to include being arranged at punching jack in road and bridge beam body, back shoulder pole crossbeam, hang system, insurance system, beam bottom shoulder pole crossbeam, anchoring beam and support system, and punching jack hangs system rise and fall by the driving of elevating movement repeatedly；Insurance system is driven to be moved with the motion for the system that hangs by manpower rotary nut one, the lowering equipment of the present invention is applied to multilayer Bailey beam, conduct oneself with dignity larger, in the decentralization process of Bailey beam, insurance system plays effective protective action, and when hanging thrashing, insurance system pulls Bailey beam, Bailey beam significantly rapid decrease is prevented, improves the security that multilayer Bailey beam hangs process.
Description
Technical field
The present invention relates to road and bridge construction, more particularly to a kind of lowering equipment and method for Bailey beam.
Background technology
From eighties of last century, Bailey beam is widely used in road and bridge and applied because of its regularization, versatile, high capacity
Work field.In recent years, baroque bridge is more and more, and the construction requirement of many large volume formwork support bodys is that " span is big, high
Degree is high, load weight ", and the characteristics of Bailey beam is adapted to large span and big load just, the deficiency of this respect is just compensate for, is solved
Superelevation, overweight crossbeam formwork support body construction difficult problem.
At present, it is whole that the Chinese patent that application publication number is CN106368127A in existing patent discloses a kind of box beam bracket
Body falls rack device and method, including fall frame sand cylinder, cross member, Bailey truss, on drag beam, connection panel, furred ceiling and separate type spiral shell
Mother, described cross member bottom are provided with frame sand cylinder, and top is provided with Bailey truss, described Bailey truss bottom and cross member it
Between connect and be placed in below concrete beam body, suspension rod is extended vertically through in beam body preformed hole, and the upper end of suspension rod uses separate type spiral shell
Female be fixed on double-deck billet is connected on panel, and the bottom of suspension rod is fixed on cross member using double lower the curtain, concrete beam body
Top is equipped with mechanic jacks, lifts upper joist repeatedly by mechanic jacks and realizes cycle reset, declines, and then realizes overall
Fall frame, the device can reduce security risk, improve work efficiency, have higher application and promotional value.
But in documents fall rack device and method and most of Bailey beams of the prior art fall rack device and
The applicable object of method is individual layer Bailey beam, because the tonnage of multilayer Bailey beam is larger, to fall the bearing requirements of rack device compared with
Height, it is at home, not yet ripe for the research level of multilayer Bailey beam lowering equipment, belong to those skilled in the art and urgently solve
Technical barrier certainly.
The content of the invention
It is an object of the invention to provide a kind of lowering equipment for Bailey beam, the Bailey beam suitable for hanging multilayer, more
The research blank in the field has been mended, there is higher security and widely applicable property.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of lowering equipment for Bailey beam, including be arranged in road and bridge beam body punching jack, back shoulder pole crossbeam, hang
Place system, insurance system, beam bottom shoulder pole crossbeam, anchoring beam and support system, the insurance system include suspension rod one and nut one,
One end of the suspension rod one is sequentially fixed at beam bottom shoulder pole crossbeam, anchored on beam, and the other end of the suspension rod one passes through road and bridge beam
Body, the nut one are threaded in one end that suspension rod one passes beam body；The punching jack is driven by elevating movement repeatedly
It is dynamic to hang system rise and fall；Insurance system is driven to be moved with the motion for the system that hangs by manpower rotary nut one.
By using above-mentioned technical proposal, using punching jack by the driving of elevating movement repeatedly hang system rise with
Decline, and then drive Bailey beam slowly to decline, because Bailey beam is multilayer Bailey beam, deadweight is larger, in the decline of Bailey beam
Cheng Zhong, by manpower rotary nut one, driving insurance system moves with the motion for the system that hangs, when hanging thrashing
When, insurance system pulls Bailey beam, prevents Bailey beam significantly rapid decrease, improves the peace that process is hung to multilayer Bailey beam
Quan Xing；Also solves the technical barrier that problem is hung for multilayer Bailey beam simultaneously.
The present invention is further arranged to：The system that hangs includes suspension rod two, nut two and nut three, the suspension rod two
Bottom is threadedly secured in beam bottom shoulder pole crossbeam, anchored on beam successively, and the other end of the suspension rod two sequentially passes through the reserved of beam body
Hole, back shoulder pole crossbeam, the nut two are threaded on suspension rod two and close to the side of beam body upper surface, the nut three
It is threaded on suspension rod two and close to the side of back shoulder pole beam surface upper.
By using above-mentioned technical proposal, the bottom of suspension rod two is fixed on beam bottom shoulder pole crossbeam, anchored on beam, suspension rod two
Top passes through preformed hole, the back shoulder pole crossbeam of beam body, and punching jack coordinates nut two, nut three, and driving suspension rod two drives
Bailey beam slowly declines, and the effect in terms of practicality, economy is especially prominent.
The present invention is further arranged to：The support system includes I-steel regulating block, several columns and mortar levelling
Layer, the bottom of each column are fixed in mortar levelling layer, and the I-steel regulating block is fixed on the top of column, described
Beam bottom shoulder pole crossbeam is arranged in the support platform that several I-steel regulating blocks are formed.
By using above-mentioned technical proposal, because Chang Jiangxu areas soil is softer, mortar levelling layer is advantageous to improve soil
Hardness, while the stability of column, support platform on matrix can also be improved；Fallen in the prior art using sandbox and hang Bei Lei
The mode of beam, the time that hangs of Bailey beam needs 3 days, and uses column to coordinate jointly with I-steel regulating block and hang Bailey beam,
Time shorten to 1 day, and significantly improve Bailey beam hangs efficiency.
The present invention is further arranged to：Often system and 4 groups of insurance systems are hung across Bailey beam using 4 groups, every group hangs and be
Unite to be located at the corner per box beam with insurance system and be symmetrical arranged.
By using above-mentioned technical proposal, 4 groups hang system and are cooperated with 4 groups of insurance systems, Synchronization Control Bailey beam
Rise and fall, be favorably improved stability and security that Bailey beam hangs process.
The present invention is further arranged to：Several regulation steel plates are provided between the I-steel regulating block and column, it is some
Individual regulation steel plate is vertically stacked.
By using above-mentioned technical proposal, several regulation steel plates are stacked, and the quantity of steel plate is adjusted by increasing and decreasing,
The height of Bailey beam can neatly be adjusted；Bailey beam is effectively supported using I-steel regulating block, otherwise when decentralization
During Bailey beam, I-steel regulating block is easy to cut off, and substitutes sandbox to fall the mode of frame by way of cutting off I-steel regulating block, shows
The lowering velocity for improving Bailey beam is write, so as to improve the decentralization efficiency of Bailey beam.
Another object of the present invention is to disclose a kind of installation method of the lowering equipment for Bailey beam, including it is as follows
Step：
（1）Mortar levelling layer is laid, several columns are set on mortar levelling layer；
（2）The top of several columns forms support platform, installation and adjustment steel plate, I-steel regulating block, beam in support platform
Bottom shoulder pole crossbeam and anchoring beam；
（3）The assembly and installation of Bailey beam；
（4）Dredge the hole for hoist reserved in beam body, check the perpendicularity of preformed hole, after perpendicularity is qualified, installation suspension rod one with
Suspension rod two, not less than 1 nut of length that suspension rod one, suspension rod two stretch out each nut are grown；
（5）Back shoulder pole crossbeam is installed, need to be perpendicular with the suspension rod one, the suspension rod two that hang；
（6）Using being pushed up on punching jack, the tight lowering equipment is pedaled, and check whether firm in each junction on the lowering equipment
Gu.
By using above-mentioned technical proposal, stronger support platform is formed using mortar levelling layer, some columns；Multilayer
Bailey beam is arranged in the support platform, ensure that the fastness of Bailey beam；Suspension rod one, the bottom of suspension rod two are screwed
On beam bottom shoulder pole crossbeam, anchoring beam, installation process is simple and fastness is good.
What another object of the present invention was to disclose a kind of lowering equipment for Bailey beam hangs method, including as follows
Step：
（1）I-steel regulating block is cut off using oxy-acetylene flame, while removes the regulation steel plate at the top of column；
（2）Remove column；
（3）After column dismounting, at beam bottom, the lower section of shoulder pole crossbeam sets preloading block as pad, each beam bottom shoulder pole crossbeam pair
3 preloading blocks are answered, and preloading block is arranged to two layers, total a height of 1.2m；
（4）The travel position of punching jack will be threaded on nut one, nut two, i.e. punching jack reaches range；
（5）Four groups of punching jack are synchronously fallen, and falling stroke falls according to setpoint distance 15cm, treats under punching jack
After falling on position, tightening nuts one, nut two；
（6）Upper rotation nut three to punching jack reaches maximum travel position, while oil overhold is jacked up；
（7）Repeat（4）（5）（6）Operation, is dropped down onto in preloading block until under the shoulder pole crossbeam of beam bottom.
By using above-mentioned technical proposal, I-steel regulating block is cut off using oxy-acetylene flame, substitution uses in the prior art
Sandbox falls the mode of frame, and the engineering time that sandbox falls frame decentralization Bailey beam is 3 days, and uses the decentralization time of the present invention small for 8
When（About 1 day）, significantly improve the decentralization efficiency of Bailey beam；Because the deadweight of multilayer Bailey beam is larger, is hung using four groups and be
System, four groups of insurance systems are transferred to Bailey beam, and four groups hang system and are synchronized with the movement with insurance system, have higher hang
Put stability and security.
In summary, the invention has the advantages that：
1st, insurance system is increased in lowering equipment of the invention, during the hanging of the system that hangs, with the fortune for the system that hangs
Move and move, when hanging thrashing, insurance system can hold Bailey beam, prevent Bailey beam significantly rapid decrease,
So as to improve the security for hanging multilayer Bailey beam；
2nd, by setting column, I-steel regulating block, regulation steel plate, Bailey beam is effectively supported；Meanwhile in decentralization shellfish
Before Lei Liang, I-steel regulating block is cut off using oxy-acetylene flame, substitution by the way of sandbox falls frame, makes multilayer shellfish in the prior art
Lei Liang rapidly rises in the air, and then hangs the motion of system by the driving of elevating movement repeatedly to transport using punching jack
It is dynamic；
3rd, in the decentralization process of multilayer Bailey beam, several preloading blocks are set in beam bottom shoulder pole crossbeam corresponding position, preloading block is set
It is set to two layers, total a height of 1.2m, preferable protective action is further played to Bailey beam.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment one；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the structural representation for embodying the central post of embodiment one, regulation steel plate and I-steel regulating block.
In figure：1st, punching jack；2nd, back shoulder pole crossbeam；3rd, system is hung；31st, suspension rod two；32nd, nut two；33rd, spiral shell
Cap three；4th, insurance system；41st, suspension rod one；42nd, nut one；5th, beam bottom shoulder pole crossbeam；6th, beam is anchored；7th, support system；71st, work
Word steel regulating block；72nd, column；73rd, mortar levelling layer；8th, beam body；9th, steel plate is adjusted；10th, preformed hole.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
Embodiment one：
A kind of lowering equipment for Bailey beam, as shown in figure 1, including the punching jack 1, the beam that are arranged in road and bridge beam body 8
Top shoulder pole crossbeam 2, hang system 3, insurance system 4（Fig. 2）, beam bottom shoulder pole crossbeam 5, anchoring beam 6 and support system 7（Fig. 3）, wear
The specification of heart jack 1 is 250t, and the rise and fall of system 3 are hung by the driving of elevating movement repeatedly.
As shown in Fig. 2 insurance system 4 is driven to be moved with the motion of the system that hangs 3 by manpower rotary nut 1；
When the system that hangs 3 fails, insurance system 4 can hold multilayer Bailey beam, prevent Bailey beam significantly rapid decrease, significantly
Improve Bailey beam hangs efficiency.
As shown in Fig. 2 hanging system 3 includes suspension rod 2 31, nut 2 32 and nut 3 33, suspension rod 2 31 is using Φ 32mm
Finish rolling deformed bar, nut 2 32 uses separate type nut with nut 3 33, as shown in figure 1, the bottom of suspension rod 2 31 is successively
It is threadedly secured in beam bottom shoulder pole crossbeam 5, anchors on beam 6, the top of suspension rod 2 31 passes through the preformed hole 10 and back shoulder pole of beam body 8
Crossbeam 2, nut 2 32 is threadedly secured on suspension rod 2 31, and close to the upper surface side of beam body 8；The screw thread of nut 3 33 is consolidated
It is scheduled on suspension rod 2 31, and close to the side of the upper surface of back shoulder pole crossbeam 2.
As shown in Fig. 2 insurance system 4 includes suspension rod 1 and nut 1, suspension rod 1 uses Φ 32mm finish rolling screw threads
Reinforcing bar, nut 1 use separate type nut.
As shown in figure 1, the bottom of suspension rod 1 is sequentially fixed at beam bottom shoulder pole crossbeam 5, anchored on beam 6, suspension rod 1
After top passes through road and bridge beam body 8, nut 1 is threaded on suspension rod 1, and close to the upper surface side of beam body 8.
As shown in figure 3, support system 7 includes I-steel regulating block 71, several columns 72 and mortar levelling layer 73, each
The bottom of column 72 is fixed in mortar levelling layer 73, after several columns 72 are fixed on mortar levelling layer 73, I-shaped
Steel regulating block 71 is fixed on the top of column 72, and several I-steel regulating blocks 71 form support platform, by beam bottom shoulder pole crossbeam 5
In support platform.
As shown in figure 3, set several to adjust steel plate 9 between I-steel regulating block 71 and column 72, several regulations
Steel plate 9 is stacked on vertically, adjusts steel plate 9 by increasing and decreasing, realizes the regulation to support platform levelness, have
Good flexible adjustment.
As depicted in figs. 1 and 2, system 3 and 4 groups of insurance systems 4 often are hung using 4 groups across Bailey beam, every group hangs system 3
Be located at insurance system 4 at the corner per box beam and be symmetrical arranged, often on four angular direction across Bailey beam, 4 groups hang system 3 with
4 groups of insurance systems 4 synchronize ground rise and fall, ensure that the synchronism of the motion of the lowering equipment, and then with good
Stability.
Embodiment two：
A kind of installation method of lowering equipment for Bailey beam, comprises the following steps：
（1）Mortar levelling layer is laid, several columns are fixed on mortar levelling layer；
（2）The top of several columns forms support platform, welded grider bottom shoulder pole crossbeam and anchoring beam in support platform；
（3）The assembly and installation of Bailey beam；
（4）Dredge the hole for hoist reserved in beam body, check the perpendicularity of preformed hole, after perpendicularity is qualified, installation suspension rod one with
Suspension rod two, the length that suspension rod one, suspension rod two stretch out each nut are about 1 nut length；
（5）Back shoulder pole crossbeam is installed, need to be perpendicular with the suspension rod one, the suspension rod two that hang, when the out-of-flatness of beam face, steel should be used
Plate leveling；
（6）Using being pushed up on punching jack, the tight lowering equipment is pedaled, and check whether firm in each junction on the lowering equipment
Gu.
Embodiment three：
A kind of lowering equipment for Bailey beam hangs method, comprises the following steps：
（1）I-steel regulating block is cut off using oxy-acetylene flame, while removes the regulation steel plate at the top of column；
（2）Remove column；
（3）After column dismounting, at beam bottom, the lower section of shoulder pole crossbeam sets preloading block as pad, each beam bottom shoulder pole crossbeam pair
3 preloading blocks are answered, and preloading block is arranged to two layers, total a height of 1.2m；
（4）The travel position of punching jack will be threaded on nut one, nut two, i.e. punching jack reaches range；
（5）Four groups of punching jack are synchronously fallen, and falling stroke falls according to setpoint distance 15cm, treats under punching jack
After falling on position, tightening nuts one, nut two；
（6）Upper rotation nut three to punching jack reaches maximum travel position, while oil overhold is jacked up；
（7）Repeat（4）（5）（6）Operation, is dropped down onto in preloading block until under the shoulder pole crossbeam of beam bottom.
Summarized by constructing, the stroke of punching jack is 15cm, and Bailey beam is hung using punching jack, average time-consuming
8 minutes, transferring height 8m, time-consuming 8 hours or so can fall earthward；Contrast is fallen using sandbox coordinates loop wheel machine to transfer Bei Lei
Piece is constructed（About need 3 days）, efficiency improves 3 times, about 8400 yuan of the mechanical one-shift saved in addition and labour cost（2 25t of contrast are hung
Car, 6 people, which coordinate, to be considered）.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Claims (7)
- A kind of 1. lowering equipment for Bailey beam, it is characterised in that：Including the punching jack being arranged in road and bridge beam body (8) (1), back shoulder pole crossbeam (2), hang system (3), insurance system (4), beam bottom shoulder pole crossbeam (5), anchoring beam (6) with support be Unite (7), the insurance system (4) includes suspension rod one (41) and nut one (42), and one end of the suspension rod one (41) is fixed successively On beam bottom shoulder pole crossbeam (5), anchoring beam (6), the other end of the suspension rod one (41) passes through road and bridge beam body (8), the nut One (42) are threaded in one end that suspension rod one (41) passes beam body (8)；The punching jack (1) passes through elevating movement repeatedly Driving hangs system (3) rise and fall；Insurance system (4) is driven with hanging system by manpower rotary nut one (42) (3) motion and move.
- A kind of 2. lowering equipment for Bailey beam according to claim 1, it is characterised in that：It is described to hang system (3) Including suspension rod two (31), nut two (32) and nut three (33), the bottom of the suspension rod two (31) is threadedly secured in beam bottom successively On shoulder pole crossbeam (5), anchoring beam (6), it is flat that the other end of the suspension rod two (31) sequentially passes through the preformed hole of beam body (8), back Crossbeam (2) is carried on a shoulder pole, the nut two (32) is threaded on suspension rod two (31) and close to the side of beam body (8) upper surface, described Nut three (33) is threaded on suspension rod two (31) and close to the side of back shoulder pole crossbeam (2) upper surface.
- A kind of 3. lowering equipment for Bailey beam according to claim 2, it is characterised in that：The support system (7) Including I-steel regulating block (71), several columns (72) and mortar levelling layer (73), the bottom of each column (72) is consolidated It is scheduled in mortar levelling layer (73), the I-steel regulating block (71) is fixed on the top of column (72), and beam bottom shoulder pole is horizontal Beam (5) is arranged in the support platform that several I-steel regulating blocks (71) are formed.
- A kind of 4. lowering equipment for Bailey beam according to claim 3, it is characterised in that：Often 4 are used across Bailey beam Group hangs system (3) and 4 groups of insurance systems (4), and every group hangs system (3) and be located at insurance system (4) at the corner per box beam It is symmetrical arranged.
- A kind of 5. lowering equipment for Bailey beam according to claim 3, it is characterised in that：The I-steel regulating block (71) several regulation steel plates (9) are provided between column (72), several regulation steel plates (9) are vertically stacked on one Rise.
- 6. the installation method of a kind of lowering equipment for Bailey beam, it is characterised in that comprise the following steps：（1）Mortar levelling layer is laid, several columns are set on mortar levelling layer；（2）The top of several columns forms support platform, installation and adjustment steel plate, I-steel regulating block, beam in support platform Bottom shoulder pole crossbeam and anchoring beam；（3）The assembly and installation of Bailey beam；（4）Dredge the hole for hoist reserved in beam body, check the perpendicularity of preformed hole, after perpendicularity is qualified, installation suspension rod one with Suspension rod two, not less than 1 nut of length that suspension rod one, suspension rod two stretch out each nut are grown；（5）Back shoulder pole crossbeam is installed, need to be perpendicular with the suspension rod one, the suspension rod two that hang；（6）Using being pushed up on punching jack, the tight lowering equipment is pedaled, and check whether firm in each junction on the lowering equipment Gu.
- 7. a kind of lowering equipment for Bailey beam hangs method, it is characterised in that comprises the following steps：（1）I-steel regulating block is cut off using oxy-acetylene flame, while removes the regulation steel plate at the top of column；（2）Remove column；（3）After column dismounting, at beam bottom, the lower section of shoulder pole crossbeam sets preloading block as pad, each beam bottom shoulder pole crossbeam pair 3 preloading blocks are answered, and preloading block is arranged to two layers, total a height of 1.2m；（4）The travel position of punching jack will be threaded on nut one, nut two, i.e. punching jack reaches range；（5）Four groups of punching jack are synchronously fallen, and falling stroke falls according to setpoint distance 15cm, treats under punching jack After falling on position, tightening nuts one, nut two；（6）Upper rotation nut three to punching jack reaches maximum travel position, while oil overhold is jacked up；（7）Repeat（4）（5）（6）Operation, is dropped down onto in preloading block until under the shoulder pole crossbeam of beam bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711109725.4A CN107892238B (en) | 2017-11-11 | 2017-11-11 | A kind of lowering equipment and method for Bailey beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711109725.4A CN107892238B (en) | 2017-11-11 | 2017-11-11 | A kind of lowering equipment and method for Bailey beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107892238A true CN107892238A (en) | 2018-04-10 |
| CN107892238B CN107892238B (en) | 2019-10-22 |
Family
ID=61805073
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711109725.4A Active CN107892238B (en) | 2017-11-11 | 2017-11-11 | A kind of lowering equipment and method for Bailey beam |
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| Country | Link |
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| CN (1) | CN107892238B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109468937A (en) * | 2018-12-28 | 2019-03-15 | 中铁十局集团第二工程有限公司 | Bridge and its method for dismounting with falsework |
| CN112049017A (en) * | 2020-09-10 | 2020-12-08 | 中铁十四局集团第四工程有限公司 | Bailey frame integral frame falling device for cast-in-place box girder and construction process |
| CN112141918A (en) * | 2020-10-16 | 2020-12-29 | 中国能源建设集团湖南火电建设有限公司 | Method and device for hoisting megawatt tower type heat collector by using hoisting portal |
| CN113202027A (en) * | 2021-04-07 | 2021-08-03 | 中交路桥建设有限公司 | Method for quickly dismantling cast-in-place beam steel pipe pile support |
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| CN203238967U (en) * | 2013-02-17 | 2013-10-16 | 上海建浩工程顾问有限公司 | Large steel structure frame whole lifting device |
| CN203904851U (en) * | 2014-04-21 | 2014-10-29 | 中铁三局集团有限公司 | Continuous beam side span straight section hanger support system |
| CN106368127A (en) * | 2016-11-08 | 2017-02-01 | 中铁上海工程局集团有限公司 | Whole support landing device and method for box girder support |
| CN106758818A (en) * | 2016-11-17 | 2017-05-31 | 中国建筑第四工程局有限公司 | A kind of Bailey beam provision for disengagement |
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2017
- 2017-11-11 CN CN201711109725.4A patent/CN107892238B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203238967U (en) * | 2013-02-17 | 2013-10-16 | 上海建浩工程顾问有限公司 | Large steel structure frame whole lifting device |
| CN203904851U (en) * | 2014-04-21 | 2014-10-29 | 中铁三局集团有限公司 | Continuous beam side span straight section hanger support system |
| CN106368127A (en) * | 2016-11-08 | 2017-02-01 | 中铁上海工程局集团有限公司 | Whole support landing device and method for box girder support |
| CN106758818A (en) * | 2016-11-17 | 2017-05-31 | 中国建筑第四工程局有限公司 | A kind of Bailey beam provision for disengagement |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109468937A (en) * | 2018-12-28 | 2019-03-15 | 中铁十局集团第二工程有限公司 | Bridge and its method for dismounting with falsework |
| CN112049017A (en) * | 2020-09-10 | 2020-12-08 | 中铁十四局集团第四工程有限公司 | Bailey frame integral frame falling device for cast-in-place box girder and construction process |
| CN112141918A (en) * | 2020-10-16 | 2020-12-29 | 中国能源建设集团湖南火电建设有限公司 | Method and device for hoisting megawatt tower type heat collector by using hoisting portal |
| CN113202027A (en) * | 2021-04-07 | 2021-08-03 | 中交路桥建设有限公司 | Method for quickly dismantling cast-in-place beam steel pipe pile support |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107892238B (en) | 2019-10-22 |
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