CN102071649B - System special for hoisting and dismounting bailey frames - Google Patents
System special for hoisting and dismounting bailey frames Download PDFInfo
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- CN102071649B CN102071649B CN2011100408125A CN201110040812A CN102071649B CN 102071649 B CN102071649 B CN 102071649B CN 2011100408125 A CN2011100408125 A CN 2011100408125A CN 201110040812 A CN201110040812 A CN 201110040812A CN 102071649 B CN102071649 B CN 102071649B
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- shellfish thunder
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Abstract
The invention provides a system special for hoisting and dismounting bailey frames, comprising a hoisting system and a travel system, wherein the hoisting system comprises an underframe, two uprights (7) and a chain block; a square or rectangular underframe is composed of an upper base and a lower base which are connected into a whole by virtue of bolts, the bottom of the lower base is provided with a steel plate (1) fixedly connected with the lower base; the bottom of each upright (7) is welded with the top at one side of the upper base, the upper end of the each upright is welded with a cantilever; the chain block is hung on the cantilever; the travel system is a truck; and the hoisting system is located on the bearing body of the travel system by virtue of the steel plate (1), and four corners are stayed to be fixed on the bearing body of the travel system by virtue of steel wire ropes. The invention has the advantages that the structure is simple, the processing is easy, the mounting and dismounting are easy, the hoisting speed is fast, the construction cost is saved, the construction period is shortened and the safety coefficient is high, thus being especially applicable to construction of municipal bridges.
Description
Technical field
The present invention relates to the shellfish thunder frame that the construction of municipal bridge box and beam adopted and lift special-purpose dismounting equipment.
Background technology
In the municipal administration bridge construction,, generally adopt shellfish thunder boom support to support box girder construction for guaranteeing the urban traffic traffic capacity.
The Bei Leiliang dismounting mode that present domestic bridge construction is commonly used has:
1. pull out from the side with crane, because of can't be in shellfish thunder frame center lifting, and shellfish thunder beam weight be big, and lifting safety can not get ensureing, and collides other object easily.When Bei Leiliang leaned against the case beam by the inboard, crane can't be put to good use open at all.
2. adopt the monolithic beam to be broken into unit element, hang to cooperate by part with pulley or cucurbit and remove, the method pulley is difficult for taking root, and operates quite difficulty, and speed is slow.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of simple in structure, assembly unit and timesaving shellfish thunder frame lift special-purpose dismounting system at the scene, to make things convenient for the dismounting construction of shellfish thunder frame in the Urban Bridge construction.
The present invention solves its technical problem and adopts following technical scheme:
Shellfish thunder frame provided by the invention lifts special-purpose dismounting system, comprises Lift-on/Lift-off System and running gear, wherein:
Lift-on/Lift-off System: comprise underframe, column and Chain block; Square or rectangular underframe is made up of upper and lower base, and they are the bolt one that is formed by connecting, and the bottom of lower bottom base is provided with the steel plate (1) that is fixedly linked with it; Column has two, and its bottom is weldingly connected with upper bed-plate one side roof part respectively, and a cantilever is respectively welded in its upper end; Chain block hangs on the cantilever;
Lift-on/Lift-off System is located in through its steel plate on the supporting body of running gear, on four jiaos are stabilized in running gear with wire rope inclined-pulling the supporting body.
Described upper and lower base; Form by the horizontal diagonal brace of vertical rod, long transverse lever, channel-section steel diagonal brace, hyphen bar, channel-section steel and base; Wherein: vertical rod and long transverse lever are through the angle steel formation framework that is weldingly connected, and two channel-section steel diagonal brace arranged crosswise are with said framework side opposite the angle reinforcement of weld; The horizontal diagonal brace of hyphen bar and base is weldingly connected; The channel-section steel left-hand thread forms a base on the hyphen bar, and locks with nut after passing the bolt hole on the channel-section steel with bolt; Channel-section steel and long transverse lever welding, this channel-section steel is drilled with spacing hole.
Said cantilever arm body is supported on the column cylinder by oblique layout and the triangle stiffener that is weldingly connected.
Said Lift-on/Lift-off System is provided with People's Bank of China's cat ladder, and the bottom of this People's Bank of China's cat ladder contacts with steel plate and links to each other, and the top links to each other with cantilever, and the middle part of this People's Bank of China's cat ladder links to each other with cross bar.
Said running gear is a lorry.
The present invention utilizes upper and lower base to regulate the Lift-on/Lift-off System height, between column and upper bed-plate, each base with the channel-section steel left-hand thread on the hyphen bar, and fix with bolt, spacer pin.
Shellfish thunder frame provided by the invention lifts special-purpose dismounting system, and be primarily aimed at and adopt shellfish thunder boom support in the municipal bridge construction, the construction of on shellfish thunder boom support, setting up scaffold, and use being not easy to remove with crane under the situation of shellfish thunder frame.
During lifting operation, link to each other with the long transverse lever of wire rope with shellfish thunder frame and Lift-on/Lift-off System.
The present invention compared with prior art has following main beneficial effect:
1. can reduce difficulty of construction, convenient construction.
Only need after running gear moves into place, two workmans spur Chain block and hook four points of shellfish thunder frame, and with the fixing shellfish thunder frame of wire rope, and behind shellfish thunder frame pull-up certain altitude (19-21cm), lorry slowly moves ahead and shifts out the case beam and get final product outward.
2. easy to operate:
Need not jenny, lorry hangs down shellfish thunder frame with crane after shellfish thunder frame is moved to the permanent position, then at fixing local dismounting shellfish thunder frame.Lifting was accomplished one group of shellfish thunder frame about 20 minutes, can save a large amount of durations.
3. safety factor is high, and controllability is strong, and shellfish thunder frame mobile range is little.Through the fixing shellfish thunder frame of wire rope, shellfish thunder frame can not shake.
4. have simple in structure, gather materials on the spot, assembly unit at the scene, safety factor are high and practice thrift advantage such as plenty of time.
In sum, the present invention compared with prior art has suitable remarkable advantages in the Urban Bridge work progress.
Description of drawings
Fig. 1 is the structural representation that shellfish thunder frame of the present invention is removed system.
Fig. 2 is the structural representation of Lift-on/Lift-off System of the present invention.
Fig. 3 is the structural representation of base among Fig. 2.
Fig. 4 is that vertical rod is connected sketch map with crossbeam among Fig. 2.
Fig. 5 is the structural representation of Fig. 2 middle cross beam.
Fig. 6 be among Fig. 1 A to enlarged diagram.
Fig. 7 is the plan view of Fig. 6.
Fig. 8 is the oblique elevation of body frame among Fig. 2.
Fig. 9 is a shellfish thunder frame lifting construction process chart.
Among the figure: 1. steel plate; 2. angle steel; 3. vertical rod; 4. long transverse lever; 5. channel-section steel diagonal brace; 6. hyphen bar; 7. column; 8. crossbeam; 9. triangle stiffener; 10. column stull; 11. diagonal brace; 12. column cross bar; 13. crossbeam; 14. stull; 15. crossbeam stull; 16. bolt hole; 17. bolt; 18. short steel plate; 19. channel-section steel; 20. spacing hole; 21. spacer pin; 22. Chain block; 23. steel cable; 24. shellfish thunder frame; 25. People's Bank of China's cat ladder; 26. the horizontal diagonal brace of base; 27. wire rope.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the present invention is described further.
Shellfish thunder frame provided by the invention lifts special-purpose dismounting system, and its structure such as Fig. 1 comprise Lift-on/Lift-off System and running gear to shown in Figure 8, wherein:
Lift-on/Lift-off System: comprise underframe, column 7 and Chain block 22.Square or rectangular underframe is made up of upper and lower base, and they are the bolt one that is formed by connecting, and the bottom of lower bottom base is provided with the steel plate 1 that is fixedly linked with it.Column 7 has two, and its bottom is weldingly connected with upper bed-plate one side roof part respectively, and a cantilever that is made up of crossbeam 8 is respectively welded in its upper end.Chain block hangs on the cantilever.
Lift-on/Lift-off System is located on the supporting body of running gear through its steel plate 1, on four jiaos are stabilized in running gear with wire rope inclined-pulling the supporting body.The size of said steel plate 1 needs than the big 50cm in each limit of lower bottom base, to keep the stability of Lift-on/Lift-off System.
Described upper and lower base is formed by the horizontal diagonal brace 26 of vertical rod 3, long transverse lever 4, channel-section steel diagonal brace 5, hyphen bar 6, channel-section steel 19 and base, and the height of each base is 1.5m.Vertical rod 3, long transverse lever 4 and hyphen bar 6 all adopt i iron, and channel-section steel diagonal brace 5 is processed by channel-section steel.Wherein: vertical rod 3 and long transverse lever 4 are through the angle steel 2 formation framework that is weldingly connected.Two channel-section steel diagonal brace 5 arranged crosswise, with the side opposite the angle reinforcement of weld of said framework, this diagonal brace and vertical rod junction add weldering with steel plate 1.Hyphen bar 6 is weldingly connected with the horizontal diagonal brace 26 of base.Channel-section steel 19 left-hand threads form a base on hyphen bar 6, and bolt hole 16 backs of passing on the channel-section steel 19 with bolt 17 lock with nut.Channel-section steel 19 and long transverse lever 4 welding, this channel-section steel is drilled with spacing hole 20.
The bottom of said vertical rod 3 is welded with short steel plate, lacks steel plate and leaves bolt hole and spacing hole, connect with thread to make things convenient between the upper and lower base, and stable with spacer pin 21.
Said column 7 usefulness I-shaped steel are processed, column connect connect with base and base between connection the same.
The crossbeam 8 that described cantilever is processed by i iron constitutes, and arranges Chain block, totally three groups six at the crossbeam place according to shellfish thunder frame 24.Crossbeam and column, column and base junction are with angle steel 2 reinforcement of welds.To be crossbeam 8 be supported on the column cylinder by oblique layout and the triangle stiffener 9 that is weldingly connected the arm body of this cantilever.
The present invention can utilize upper and lower base to regulate the height of Lift-on/Lift-off System, is used with the differing heights to the case beam.Between column 7 and upper bed-plate, each base with channel-section steel 19 left-hand threads on hyphen bar 6, and pass bolt hole 16 back on the channel-section steel 19 with the nut locking with bolt 17, fix with the spacing hole 20 that spacer pin 21 passes on the channel-section steel 19.
Running gear provided by the invention can substitute with lorry, but needs to select the size of boxcar and the tonnage of lorry according to the Aspect Ratio of Lift-on/Lift-off System.The boxcar is a supporting body, pading plate on the compartment, and each limit of steel plate needs than the big 0.5m of Lift-on/Lift-off System.Steel plate and base weld with angle steel, and Lift-on/Lift-off System and running gear are tiltedly drawn with wire rope 27.
Shellfish thunder frame provided by the invention lifts special-purpose dismounting system, and be primarily aimed at and adopt shellfish thunder boom support in the municipal bridge construction, the construction of on Bei Leiliang, setting up scaffold, and use being not easy to remove with crane under the situation of shellfish thunder frame.During lifting operation, link to each other with the long transverse lever 4 of wire rope 23 with shellfish thunder frame and Lift-on/Lift-off System.
The course of work of the present invention is: after with Lift-on/Lift-off System shellfish thunder frame being mentioned certain altitude, utilize running gear that shellfish thunder frame is transported to the case beam and lift next Jie Beilei frame again after outer, so circulation is accomplished and is removed each Jie Beilei frame.
Shellfish thunder frame provided by the invention lifts special-purpose dismounting system; Its technological process that is used for shellfish thunder frame lifting dismounting construction is as shown in Figure 9; Comprise that preparation of construction, Lift-on/Lift-off System assembling, lifting are connected with running gear, the dismounting system on probation, shellfish thunder frame lifts, running gear walks to outside the case beam and with crane and hangs down shellfish thunder frame to the fixed point step, specific as follows:
1. preparation of construction:
Before shellfish thunder frame 24 lifting constructions, need to remove the annex on the shellfish thunder frame, this annex comprises vertical, the horizontal lumps of wood, scaffold and channel-section steel etc., and the foreign material on the cleaning shellfish thunder frame.When shellfish thunder frame lifts, must not there be foreign material to fall.
2. Lift-on/Lift-off System assembling:
This Lift-on/Lift-off System mounting method is following:
(1) installation of base:
Channel-section steel diagonal brace 5 is welded in vertical rod 3 and 2 welding of long transverse lever 4 usefulness angle steel again, horizontal diagonal brace 26 welding of hyphen bar 6 usefulness bases; Channel-section steel 19 left-hand threads form a base on long transverse lever 4, and bolt hole 16 back of passing on the channel-section steel 19 with bolt 17 is fixed with nut, and with channel-section steel 19 and long transverse lever 4 welding, this channel-section steel 19 is drilled with spacing hole 20 again.So far a base completes.
Repeat said process, make second base.
Then, two base assembly units will making according to height at the bottom of the case beam.
(2) assembling of Lift-on/Lift-off System:
With diagonal brace 11 with after column stull 10 makes column 7 and column cross bar 12 is connected through welding manner; With lacking steel plate 18 and column 7 welding and exposing bolt hole 16 and spacing hole 20; So that column 7 usefulness bolts and nut are connected with the bolt hole 16 of channel-section steel 19, and penetrate with spacer pin 21 and to make it fixing in the scope of regulation in the spacing hole 20; After crossbeam 8 and column 7 welding; Respectively with stull 14, crossbeam stull 15 welding; Then with between crossbeam 13 and column 7, column 7 and base with triangle stiffener 9 welding, fixing Chain block 22 (totally three arranging six) on crossbeam 8 is installed People's Bank of China's cat ladder 25 at last.When lifting operation, on Lian Beilei frame 24, following company commander's cross bar 4 on the steel cable 23.
3. being connected of Lift-on/Lift-off System and running gear:
Steel plate 1 is winched on the running gear, then Lift-on/Lift-off System and steel plate are welded with angle steel, guarantee the resistance to overturning of dismounting system, and tiltedly draw Lift-on/Lift-off System for 27 4 jiaos, be fixed on the running gear with wire rope.
Said running gear can replace with lorry, but lorry needs to select tonnage according to lifting weight.
4. lift and remove shellfish thunder frame 24:
Running gear walks to shellfish thunder frame 24 times, and the position need guarantee that the Lift-on/Lift-off System center is consistent with shellfish thunder frame center;
After hooking shellfish thunder frame 24 with Chain block 22,, promote Chain block again, make shellfish thunder frame horizontal stable rise to 19～21cm earlier with wire rope inclined-pulling shellfish thunder frame;
Utilize running gear that shellfish thunder frame slowly is transported to outside the case beam, hang down shellfish thunder frame to the fixed location with crane again.
Repeating step 4 lifts and removes next Jie Beilei frame again, and so each Jie Beilei frame dismounting is accomplished in circulation.
Claims (7)
1. a shellfish thunder frame lifts special-purpose dismounting system, it is characterized in that comprising Lift-on/Lift-off System and running gear, wherein:
Lift-on/Lift-off System: comprise underframe, column (7) and Chain block; Square or rectangular underframe is made up of upper and lower base, and they are the bolt one that is formed by connecting, and the bottom of lower bottom base is provided with the steel plate (1) that is fixedly linked with it; Column (7) has two, and its bottom is weldingly connected with upper bed-plate one side roof part respectively, and a cantilever is respectively welded in its upper end; Chain block hangs on the cantilever;
Lift-on/Lift-off System is located on the supporting body of running gear through its steel plate (1), on four jiaos are stabilized in running gear with wire rope inclined-pulling the supporting body;
Described upper and lower base; Form by vertical rod (3), long transverse lever (4), channel-section steel diagonal brace (5), hyphen bar (6), channel-section steel (19) and the horizontal diagonal brace of base (26); Wherein: vertical rod (3) and long transverse lever (4) are through angle steel (2) the formation framework that is weldingly connected; Two channel-section steel diagonal braces (5) arranged crosswise is with said framework side opposite the angle reinforcement of weld; Hyphen bar (6) is weldingly connected with the horizontal diagonal brace of base (26); Channel-section steel (19) left-hand thread is gone up at hyphen bar (6) and is formed a base, and bolt hole (16) back of passing on the channel-section steel (19) with bolt (17) locks with nut; Channel-section steel (19) and long transverse lever (4) welding, this channel-section steel is drilled with spacing hole (20).
2. shellfish thunder frame according to claim 1 lifts special-purpose dismounting system; It is characterized in that: utilize upper and lower base to regulate the Lift-on/Lift-off System height; Between column (7) and upper bed-plate, each base with channel-section steel (19) left-hand thread on hyphen bar (6), and fixing with bolt (17), spacer pin (21).
3. shellfish thunder frame according to claim 1 lifts special-purpose dismounting system, it is characterized in that: said cantilever arm body is supported on the column cylinder by oblique layout and the triangle stiffener (9) that is weldingly connected.
4. shellfish thunder frame according to claim 1 lifts special-purpose dismounting system; It is characterized in that: said Lift-on/Lift-off System is provided with People's Bank of China's cat ladder; The bottom of this People's Bank of China's cat ladder contacts with steel plate (1) and links to each other, and the top of this People's Bank of China's cat ladder links to each other with cantilever, and the middle part of this People's Bank of China's cat ladder links to each other with cross bar.
5. shellfish thunder frame according to claim 1 lifts special-purpose dismounting system, and it is characterized in that: said running gear is a lorry.
6. the described shellfish thunder of arbitrary claim frame lifts the purposes of special-purpose dismounting system in the claim 1 to 5; It is characterized in that to adopting shellfish thunder boom support in the municipal bridge construction; On Bei Leiliang, set up the construction of scaffold, and under situation about being not easy to, use with crane dismounting shellfish thunder frame.
7. shellfish thunder frame according to claim 6 lifts the purposes of special-purpose dismounting system, it is characterized in that: during lifting operation, link to each other with the long transverse lever (4) of wire rope (23) with shellfish thunder frame and Lift-on/Lift-off System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100408125A CN102071649B (en) | 2011-02-21 | 2011-02-21 | System special for hoisting and dismounting bailey frames |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100408125A CN102071649B (en) | 2011-02-21 | 2011-02-21 | System special for hoisting and dismounting bailey frames |
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| Publication Number | Publication Date |
|---|---|
| CN102071649A CN102071649A (en) | 2011-05-25 |
| CN102071649B true CN102071649B (en) | 2012-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011100408125A Expired - Fee Related CN102071649B (en) | 2011-02-21 | 2011-02-21 | System special for hoisting and dismounting bailey frames |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900027B (en) * | 2012-10-22 | 2015-03-18 | 中铁十局集团有限公司 | Dismounting method of bailey beam with upwardly strode existing lines and underneath penetrated existing bridge |
| CN105544406B (en) * | 2016-01-28 | 2017-05-31 | 中铁上海工程局集团华海工程有限公司 | Bailey beam is sliding to remove device and its method for dismounting |
| CN107142857B (en) * | 2017-05-25 | 2018-12-11 | 中铁十局集团第三建设有限公司 | Cast-in-situ Beam bottom beret slice method for dismounting |
| CN107119921B (en) * | 2017-06-19 | 2019-07-12 | 江苏省华建建设股份有限公司 | A kind of skyscraper Bailey beam Demolition Construction method |
| CN109895039A (en) * | 2019-03-28 | 2019-06-18 | 江苏核电有限公司 | A kind of oil motor maintenance bench frame apparatus with hoisting function |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2398250Y (en) * | 1999-11-17 | 2000-09-27 | 吴镜明 | Manually movable crane |
| JP2004324195A (en) * | 2003-04-24 | 2004-11-18 | Sata Giken:Kk | Bracket overhanging apparatus for use in constructing capital block of pc bridge |
-
2011
- 2011-02-21 CN CN2011100408125A patent/CN102071649B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2398250Y (en) * | 1999-11-17 | 2000-09-27 | 吴镜明 | Manually movable crane |
| JP2004324195A (en) * | 2003-04-24 | 2004-11-18 | Sata Giken:Kk | Bracket overhanging apparatus for use in constructing capital block of pc bridge |
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| Publication number | Publication date |
|---|---|
| CN102071649A (en) | 2011-05-25 |
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