CN201317627Y - Double nose girder bridging machine - Google Patents
Double nose girder bridging machine Download PDFInfo
- Publication number
- CN201317627Y CN201317627Y CNU2009201017216U CN200920101721U CN201317627Y CN 201317627 Y CN201317627 Y CN 201317627Y CN U2009201017216 U CNU2009201017216 U CN U2009201017216U CN 200920101721 U CN200920101721 U CN 200920101721U CN 201317627 Y CN201317627 Y CN 201317627Y
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- girder
- main beam
- bridging machine
- bridging
- nose girder
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- 208000017587 Polyrrhinia Diseases 0.000 title abstract 5
- 239000004567 concrete Substances 0.000 abstract description 20
- 238000010276 construction Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 239000000725 suspension Substances 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 22
- 230000007704 transition Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Abstract
The utility model relates to an overhead hoisting device, in particular to a double nose girder bridging machine, solving the problems of great labor and material demands, slow construction and the like of current bridging machines and methods while requiring two girder trucks to provide girders to bridging machines. The double nose girder bridging machine comprises a main beam, a hanging beam crane mounted on the upper portion of the main beam, a front support, a middle support and a rear support all mounted on the lower portion of the main beam, and an auxiliary hoisting mechanism mounted on the main beam. The auxiliary hoisting mechanism comprises a transverse beam arranged on the main beam, a road wheel and a traction box respectively mounted at both sides below the transverse beam, an electric hoist suspending on the transverse beam, and an electrical control unit. Employing the auxiliary hoisting mechanism on basis of a traditional bridging machine, the double nose girder bridging machine not only can suspend girder trucks to realize transfer but also can satisfy requirements of suspension transfer of weights in the main beam of the bridging machine, thereby increasing production efficiency, and reducing labor and material investment. The double nose girder bridging machine is characterized by high working efficiency, simple structure, quick running speed and easy operation, which can be widely applied to erection of concrete girders below 200 tons for highways and railways.
Description
Technical field
The utility model relates to a kind of overhead traveling crane equipment, is specially a kind of double guide beam bridge erecting machine.
Background technology
Double guide beam bridge erecting machine is an overhead traveling crane equipment, is mainly used in the engineering of setting up of highway, railway 16m, 20m, 24m, 32m, 40m weight prestressed concrete beam below 200 tons.Double guide beam bridge erecting machine mainly by girder, preceding support, middle support, back support, two hanging beam overhead traveling cranes and electric hydraulic system form.Its principle of work is: utilize and to support in being installed in and running gear that the back is supported drives the walking of bridge formation machine, with the bridge formation machine be installed in wait to build bridge honest on, wherein before supporting role on the bridge pier bent cap, middle back supporting role is on bridge formation face; Beam transportation vehicle will treat that frame concrete beam is transported in two nose girder afterbodys of bridge formation machine, utilize two the hanging beam overhead traveling cranes of walking on two nose girders that the concrete beam is sling, and on walking pier to be bridged along nose girder simultaneously, the concrete beam be transferred to be installed on the bridge pier at last.
In work progress, under concrete beam transportation range situation far away, usually to use two cover beam transportation vehicles to give bridge formation machine feeding beam, but because bridge formation drive end unit feeding beam space is less, can't park two cover beam transportation vehicles simultaneously, therefore generally taking following two kinds of schemes to solve: scheme one, install one buy or get by illegal means and shelve on the end of the bridge roadbed, use the frame that changes the outfit that the concrete beam on the second cover beam transportation vehicle is changed the outfit on the first cover beam transportation vehicle, the first cover beam transportation vehicle transports the concrete beam and gives bridge formation machine feeding beam in the past.The shortcoming of this scheme is: increased the input of equipment and manpower, and increased the time that the concrete beam is had bad luck, reduced construction speed; After scheme two, first concrete roof beam structure are established and are finished, use the hanging beam overhead traveling crane the first cover beam transportation vehicle sling and be transported in, on the bridge floor of back between supporting, Deng second concrete roof beam structure establish finish after, re-use the hanging beam overhead traveling crane and the first cover beam transportation vehicle is hung move on to after the back supports, beam transportation vehicle can return Liang Chang dress beam.The shortcoming of this scheme is: construction operation interferes with each other, and the scope of operation can't be carried out simultaneously, and the overhead traveling crane speed of travel slow (about 3m/min), has a strong impact on construction speed.
Summary of the invention
The utility model for solve when concrete beam transportation range far away and when needing two cover beam transportation vehicles to give bridge formation machine feeding beam, existing bridging equipment and method exist the human and material resources input too much, construction speed waits problem more slowly, and a kind of double guide beam bridge erecting machine is provided.
The utility model is to adopt following technical scheme to realize: double guide beam bridge erecting machine, comprise girder, girder top is equipped with two hanging beam overhead traveling cranes, the girder bottom is provided with preceding support, middle support and back successively and supports, innovative point of the present utility model is that the auxiliary hoist structure also is installed on girder, described auxiliary hoist structure comprises and is erected at two crossbeams on the girder, both sides, crossbeam below are separately installed with the road wheel and the roller box that can move along girder, being hung with on the crossbeam can be along the electric block of crossbeam cross motion, and this auxiliary hoist structure also comprises electrical control gear.The road wheel of auxiliary hoist structure vertical shift apart from the road wheel of hanging beam overhead traveling crane vertical shift apart from consistent, but auxiliary hoist structure vertical shift on the girder of bridge formation machine, the lifting electric block of its configuration can be traversing on crossbeam, the effect of described electrical control gear is side travel, the lifting of weight and the vertically moving of road wheel of control electric block, and the concrete structure of this control setup and electric control theory are that those of ordinary skill in the art is easy to realize.
Compared with prior art, the utility model increases the auxiliary hoist structure on the basis of original bridge formation machine, can finish hanging of beam transportation vehicle and move, and can also satisfy hanging of weight in crane ' s major girder (heavy less than 10T) simultaneously and move, strengthened the function of bridge formation machine, improve the production efficiency of bridge formation machine, reduced the investment of a large amount of manpower and materials, improved work efficiency simultaneously widely, created considerable economic, and simple in structure, except that crossbeam, the equal buyable of all members assembles; Running velocity is fast, and running velocity is 6-10 a times of hanging beam overhead traveling crane; Use easy to operately, can finish lifting, vertical shift and the traversing operation of auxiliary hoist structure, can be widely used in highway, the railway concrete roof beam structure below 200 tons and establish by people's operating handle.
Description of drawings
Fig. 1 is a structural representation of the present utility model
Fig. 2 is the structural representation of auxiliary hoist structure among Fig. 1
Among the figure: support before the 1-girder 2-hanging beam overhead traveling crane 3-among the 4-and support 6-auxiliary hoist structure 7-crossbeam 8-road wheel and roller box 9-electric block 10-electrical control gear behind the support 5-
The specific embodiment
Double guide beam bridge erecting machine, as shown in Figure 1, comprise girder 1, girder 1 top is equipped with two hanging beam overhead traveling cranes 2, support 3 before girder 1 bottom is connected with successively, middle support 4 and back support 5, auxiliary hoist structure 6 also is installed on girder 1, as shown in Figure 2, described auxiliary hoist structure 6 comprises and is erected at two crossbeams 7 on the girder 1, both sides, crossbeam 7 below are separately installed with the road wheel and the roller box 8 that can move along girder 1, being hung with on the crossbeam 7 can be along the electric block 9 of crossbeam cross motion, and this auxiliary hoist structure also comprises electrical control gear 10.
After the assembly unit of bridge formation machine finishes, use crane that the auxiliary hoist structure framing member that assembles is lifted on the girder of bridge formation machine, the electrical control gear of auxiliary hoist structure is installed then, finish the installation of bridge formation machine auxiliary hoist structure.After installing, the auxiliary hoist structure generally is positioned at bridge formation machine tail place, when need are given bridge formation machine feeding beam with two cover beam transportation vehicles, the first cover beam transportation vehicle will treat that earlier first concrete beam of frame is transported to bridge formation machine drive end unit, utilize two the hanging beam overhead traveling cranes of walking on girder that the concrete beam is sling, and on walking pier to be bridged along girder simultaneously, at last the concrete beam is transferred and be installed on the bridge pier, use the auxiliary hoist structure this moment, the first cover beam transportation vehicle sling and be transported to that the back is supported and middle support between bridge floor on, guarantee the feeding beam space of the second cover beam transportation vehicle, establish in second concrete roof beam structure and to finish, after beam transportation vehicle withdraws from, re-use the auxiliary hoist structure and the first cover beam transportation vehicle is hung move on to after the back supports, can return Liang Chang dress beam.In addition, this auxiliary hoist structure also can be finished interior the hanging of weight of bridge formation machine and move, and can move to weight from the afterbody of bridge machine the front end of bridge machine.
Benefit is discussed: the expense of the newly-increased auxiliary hoist structure of bridge formation machine is formed: a cover auxiliary hoist formation originally is 30000 yuan, pot life is 10 years, then average annual cost is 3000 yuan, for newly-increased mechanism is equipped with 1 of operator in addition, labour cost is by everyone 70 yuan of calculating in a day, 1 year engineering time calculated by 300 days, and then expenses of labour is 21000 yuan, and a year use cost is 24000 yuan.
The use expense that frame finishes same work that changes the outfit is formed: one buys or get by illegal means that to shelve cost be 200000 yuan, pot life is 10 years, then average annual cost is 20000 yuan, uses the frame that changes the outfit to use and needs to be equipped with 6 of workmans, and labour cost was calculated by everyone 70 yuan in one day, 1 year engineering time calculated by 300 days, then expenses of labour is 126000 yuan, and long-distance transition is calculated by 1 year 1 time, 3000 yuan of transition lifting costs, working expenses is by 10000 yuan of calculating, and a year use cost is 159000 yuan.
The expense of using bridge formation machine overhead traveling crane to finish same work is formed: do not need to increase the equipment cost investment, also do not need to be equipped with in addition the workman, but influenced the efficient of setting a roof beam in place.Use about 80 minutes of overhead traveling crane operation time spent, set up 1 concrete beam time spent and be about 200 minutes, then set up 120 concrete beams of concrete beam 1 year (300 working days) less, and the market profit of every beam is 3000 yuan, reduces about 360000 yuan of profit.
Claims (1)
1, a kind of double guide beam bridge erecting machine, comprise girder (1), girder (1) top is equipped with two hanging beam overhead traveling cranes (2), girder (1) bottom is provided with preceding support (3) successively, (5) are supported in middle support (4) and back, it is characterized in that on girder (1), also being equipped with auxiliary hoist structure (6), described auxiliary hoist structure (6) comprises the crossbeam (7) that is erected on two girders (1), both sides, crossbeam (7) below are separately installed with can be along the road wheel and the roller box (8) of girder (1) motion, being hung with on the crossbeam (7) can be along the electric block (9) of crossbeam cross motion, and this auxiliary hoist structure also comprises electrical control gear (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201017216U CN201317627Y (en) | 2009-02-26 | 2009-02-26 | Double nose girder bridging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201017216U CN201317627Y (en) | 2009-02-26 | 2009-02-26 | Double nose girder bridging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201317627Y true CN201317627Y (en) | 2009-09-30 |
Family
ID=41196396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201017216U Expired - Fee Related CN201317627Y (en) | 2009-02-26 | 2009-02-26 | Double nose girder bridging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201317627Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967798A (en) * | 2010-10-08 | 2011-02-09 | 中铁一局集团有限公司 | Highway double-guide-beam bridge erecting machine and turning method |
| CN104326368A (en) * | 2014-08-29 | 2015-02-04 | 北京卫星制造厂 | Gravity compensation device for solar wing low temperature unfolding experiment |
| CN106400700A (en) * | 2015-08-03 | 2017-02-15 | 北京万桥兴业机械有限公司 | Double-line cantilever type bridge formation machine |
| CN110924310A (en) * | 2019-12-13 | 2020-03-27 | 中铁十二局集团有限公司 | Adjustable movable lifting device on girder transporting bridge and opposite-pulling portal tunnel crossing construction method |
| CN111945580A (en) * | 2020-08-18 | 2020-11-17 | 上海振华港机重工有限公司 | Bridge deck erection method for large-radian curve type steel box girder |
-
2009
- 2009-02-26 CN CNU2009201017216U patent/CN201317627Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967798A (en) * | 2010-10-08 | 2011-02-09 | 中铁一局集团有限公司 | Highway double-guide-beam bridge erecting machine and turning method |
| CN104326368A (en) * | 2014-08-29 | 2015-02-04 | 北京卫星制造厂 | Gravity compensation device for solar wing low temperature unfolding experiment |
| CN104326368B (en) * | 2014-08-29 | 2016-03-02 | 北京卫星制造厂 | A kind of gravity-compensated device launching test for solar wing low temperature |
| CN106400700A (en) * | 2015-08-03 | 2017-02-15 | 北京万桥兴业机械有限公司 | Double-line cantilever type bridge formation machine |
| CN110924310A (en) * | 2019-12-13 | 2020-03-27 | 中铁十二局集团有限公司 | Adjustable movable lifting device on girder transporting bridge and opposite-pulling portal tunnel crossing construction method |
| CN110924310B (en) * | 2019-12-13 | 2021-07-02 | 中铁十二局集团有限公司 | Adjustable movable lifting device on girder transporting bridge and opposite-pulling portal tunnel crossing construction method |
| CN111945580A (en) * | 2020-08-18 | 2020-11-17 | 上海振华港机重工有限公司 | Bridge deck erection method for large-radian curve type steel box girder |
| CN111945580B (en) * | 2020-08-18 | 2021-11-23 | 上海振华港机重工有限公司 | Bridge deck erection method for large-radian curve type steel box girder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090930 Termination date: 20180226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |