CN201046888Y - Bridge-dismantling hoisting device - Google Patents
Bridge-dismantling hoisting device Download PDFInfo
- Publication number
- CN201046888Y CN201046888Y CNU2007200707145U CN200720070714U CN201046888Y CN 201046888 Y CN201046888 Y CN 201046888Y CN U2007200707145 U CNU2007200707145 U CN U2007200707145U CN 200720070714 U CN200720070714 U CN 200720070714U CN 201046888 Y CN201046888 Y CN 201046888Y
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- CN
- China
- Prior art keywords
- bridge
- bailey truss
- lifting equipment
- open
- carrier bar
- Prior art date
- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a bridging-off hoisting apparatus which is characterized in that the apparatus includes at least two Bailey truss carrier bars. Each Bailey truss carrier bar includes a plurality of rows of Bailey trusses. The Bailey truss includes a plurality of sheets of Bailey truss units that are connected from head to tail. The rows of Bailey trusses are connected through a supporting frame. The utility model includes a sleeper arranged at the upper side of each Bailey truss carrier bar; a plurality of lines of rails respectively paved on the sleepers in parallel; a plurality of dollies respectively which are arranged on the rails and can run on the rails; a supporting beam for hoister arranged on the dolly and following the dolly to move; and a hoister arranged on the supporting beam for hoister and used for hanging and moving bridge sections that have been cut.
Description
Technical field
The utility model relates to a kind of weight-lifting equipment that bridge is used of removing.
Background technology
Fast development along with urban construction, the infrastructure rebuilding in city can run into the transformation of all kinds bridge, extension project, at present mainly rely on large-scale loop wheel machine to be used as that weight-lifting equipment carries out to the dismounting of old bridge, yet, when removing for the bridge at vital communication lines place in Longspan Bridge or the urban district, loop wheel machine may can't lift because of the long or peripheral no stop position of bridge of bridge and remove the bridge section, also may be because constantly can't find suitable stand to remove construction at the vehicle flowrate at vital communication lines place, so the existing bridge weight-lifting equipment of tearing open such as the loop wheel machine class exists weak points such as the arrangement of tearing the bridge scene open is difficult.
The utility model content
The purpose of this utility model is to provide a kind of bridge weight-lifting equipment of tearing open, even for Longspan Bridge or be in for the bridge in the transport hub, this is torn the bridge weight-lifting equipment open and also can carry out easily in the arrangement of tearing the bridge scene open.
In order to realize described purpose, the bridge weight-lifting equipment of tearing open of the present utility model, be characterized in, comprise: at least two Bailey truss carrier bars, the described Bailey truss carrier bar of each root comprises many row's Bailey truss, described Bailey truss comprises multi-disc head and the tail bonded assembly Bailey truss unit, arranges between the described Bailey truss to connect by bracing frame more; Sleeper is placed on the upside of each described Bailey truss carrier bar; Many tracks are laid on the described sleeper respectively abreast; Many dollies are placed in respectively on the described track, can exercise on described track; The winch support beam is placed on the described dolly, and can move with described dolly; And winch, be arranged on the described winch support beam, be used to hang and move the bridge section of having cut.
The described bridge weight-lifting equipment of tearing open, its further characteristics be, is connected with many suspender belts in the bottom side of described Bailey truss carrier bar, and the bridge section that described suspender belt is used for removing with desire when removing bridge is connected, with the unstability of the bridge section that prevents the desire dismounting.
The described bridge weight-lifting equipment of tearing open, its further characteristics are that described Bailey truss carrier bar can be with former bridge pier platform as the strong point.
The described bridge weight-lifting equipment of tearing open, its further characteristics are that described winch support beam is a steel I-beam.
Because tearing the bridge weight-lifting equipment open can directly be set up in and wait to tear open on the bridge, rather than as the loop wheel machine of prior art, must be positioned at specific topographical positions such as ground, and the bridge weight-lifting equipment of tearing open of the present utility model can be directly be provided with suspender belt to prevent the unstable phenomenon of bridge in the bridge demolishing process at the downside of carrier bar, need as the loop wheel machine of prior art need not in addition at stringer on the bridge to prevent the unstable phenomenon of bridge in the bridge demolishing process.Of the present utility modelly tear setting up of bridge weight-lifting equipment open and do not rely on specific topographical position, do not take vital communication liness such as road surface yet, can be applied to the dismounting of the bridge of large span, also can be applicable to the bridge dismounting of transport hub, tear the wider and construction cost that can make bridge remove of its field of application of bridge weight-lifting equipment open than existing loop wheel machine etc. and reduce.
For further specifying above-mentioned purpose of the present utility model, constructional feature and effect, the utility model is described in detail below with reference to accompanying drawing.
Description of drawings
Fig. 1 is the profile scheme drawing of waiting to remove on the bridge of tearing the bridge weight-lifting equipment open that is installed on of the present utility model;
Fig. 2 is that being installed among Fig. 1 waits to remove the schematic cross-sectional view of tearing the bridge weight-lifting equipment open on the bridge;
Fig. 3 is a segmentation scheme drawing of tearing bridge weight-lifting equipment profile of main arch circle when removing arch bridge open of the present utility model;
Fig. 4 is the segmentation scheme drawing of the transversal surface of the main arch circle among Fig. 3.
The specific embodiment
As depicted in figs. 1 and 2, the bridge weight-lifting equipment of tearing open of present embodiment comprises at least two Bailey truss carrier bars 10, sleeper 20, track 30, dolly 40, winch support beam 50 and winch 60.Every Bailey truss carrier bar 10 comprises 4 row's Bailey truss 101, and Bailey truss 101 comprises multi-disc head and the tail bonded assembly Bailey truss unit 103, connects by bracing frame 102 between the Bailey truss 101; Bracing frame 102 and Bailey truss 101 belong to existing technology, do not give unnecessary details its structure and shape at this.Bailey truss carrier bar 10 can be erected on the former bridge floor as support by former bridge pier platform 70.In the present embodiment, two Bailey truss carrier bars 10 are the both sides that are arranged at former bridge floor respectively, sleeper 20 directly is layed in the upside of every Bailey truss carrier bar 10, two tracks 30 are layed on the sleeper 20 respectively abreast, two dollies 40 are placed on two tracks 30 respectively and can move with respect to track 30, the two ends of winch support beam 50 are fixedly arranged on the described dolly 40, winch 60 is arranged on the winch support beam 50 movably, when dolly 40 relative orbits 30 move, winch support beam 50 also just moves with respect to former bridge 70, to realize the dismounting to former bridge 70 everywheres.
The propulsive effort of two dollies 40 in the present embodiment can be provided by same power supply, so that realize the same moved further of two dollies 40.Winch 60 can be realized in several ways with respect to moving of winch support beam 50, such as, thereby motor-driven carrier is set under winch can realizes winch 60 moving by electronic mode with respect to winch support beam 50, also winch 60 directly can be positioned on the winch support beam 50, when needs are mobile, by manually placing winch again on winch support beam 50, the winch support beam 50 of present embodiment is a steel I-beam.
Tear the application of bridge weight-lifting equipment when tearing bridge open open below in conjunction with what Fig. 3 and Fig. 4 illustrated present embodiment.
Present embodiment is an example with the dismounting to an arch bridge, but application of tearing the bridge weight-lifting equipment open of the present utility model is not limited to arch bridge, and the dismounting of other bridges is stood good.In tearing the bridge construction process open, adopt different unloading manners, the main arch circle presents different strained conditiones.If it is improper to unload, will cause main arch circle stress system to destroy, therefore tear open before the bridge and must the degree of safety that the vault, 1/4 of main arch circle is striden with cross section, arch springing three place be checked.When the deficiency place must take reinforcement measure, to guarantee the tearing bridge process safe open, as shown in figures 1 and 3, the bottom side of Bailey truss carrier bar 10 is connected with many suspender belts 80, suspender belt 80 is used for being connected with the beam section of bridge 70 when removing bridge 70, to prevent the unstability of the bridge section that desire is removed.
Utilize the bridge weight-lifting equipment of tearing open of present embodiment that the demolishing process of arch bridge roughly is divided into following process: (1) removes the above spandrel construction of main arch circle earlier, comprises moving traffic lane system and passes and carry a member and a weighting material; (2) after spandrel construction is removed and finished, remove the main arch circle, comprise arch rib, arch-wave and fill and lead up the formula arch bar in the mode of longitudinal divisions, horizontal itemize.
Dismounting with the main arch circle 701 among Fig. 3 and Fig. 4 is an example, main arch circle 701 vertically is being divided into five dismounting section 7a-7e, laterally be divided into dismounting bar 71-74, then vertically successively according to from remove section 7a to the order of 7e simultaneously laterally successively according to removing piecemeal by the cutting Cement cutter from the order of removing bar 71 to 74, hang to ship by winch 60 after cut or on the car.
Certainly, in above-mentioned steps (2), one of ordinary skill in the art can be different to the partitioning scheme of the vertical and horizontal of different bridges.Above-mentioned construction procedure is only made in order to allow one of ordinary skill in the art understand the utility model fully, of the present utility model when tearing the bridge weight-lifting equipment open and tearing bridge open when utilizing, one of ordinary skill in the art obviously can expect be fit to of the present utility model tear open the bridge weight-lifting equipment can't be exhaustive construction method.
Tear the working process of bridge weight-lifting equipment when tearing bridge open open as can be known from present embodiment, because tearing the bridge weight-lifting equipment open is to be set up in to wait to tear open on the bridge, rather than as the loop wheel machine of prior art, must be positioned at specific topographical positions such as ground, and the bridge weight-lifting equipment of tearing open of present embodiment can be directly be provided with suspender belt 80 to prevent the unstable phenomenon of bridge in the bridge demolishing process at the downside of carrier bar 10, need as the loop wheel machine of prior art need not in addition at stringer on the bridge to prevent the unstable phenomenon of bridge in the bridge demolishing process.The setting up of bridge weight-lifting equipment of tearing open of present embodiment do not rely on specific topographical position, do not take vital communication liness such as road surface yet, can be applied to the dismounting of the bridge of large span, also can be applicable to the bridge dismounting of transport hub, its field of application and construction cost that can make bridge remove wider than existing loop wheel machine reduces.
Though the utility model discloses as above with preferred embodiment; yet it is not in order to limit the utility model; anyly be familiar with one of ordinary skill in the art; in not breaking away from spirit and scope of the present utility model; therefore should make the variation or the replacement of all equivalences, protection domain of the present utility model is when looking accompanying being as the criterion that the application's claim scope defined.
Claims (4)
1. tear the bridge weight-lifting equipment open for one kind, it is characterized in that, comprising:
At least two Bailey truss carrier bars, the described Bailey truss carrier bar of each root comprise many row's Bailey truss, and described Bailey truss comprises multi-disc head and the tail bonded assembly Bailey truss unit, arrange between the described Bailey truss to connect by bracing frame more;
Sleeper is placed on the upside of the described Bailey truss carrier bar of each root;
Many tracks are laid on the described sleeper respectively abreast;
Many dollies are placed in respectively on the described track, can exercise on described track;
The winch support beam is placed on the described dolly, and can move with described dolly; And
Winch is arranged on the described winch support beam, is used to hang move the bridge section of having cut.
2. the bridge weight-lifting equipment of tearing open as claimed in claim 1 is characterized in that, is connected with many suspender belts in the bottom side of described Bailey truss carrier bar, and the bridge section that described suspender belt is used for removing with desire when removing bridge is connected, to prevent the unstability of the bridge section that desire is removed.
3. the bridge weight-lifting equipment of tearing open as claimed in claim 1 is characterized in that, described Bailey truss carrier bar can be with former bridge pier platform as the strong point.
4. the bridge weight-lifting equipment of tearing open as claimed in claim 1 is characterized in that described winch support beam is a steel I-beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200707145U CN201046888Y (en) | 2007-06-07 | 2007-06-07 | Bridge-dismantling hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200707145U CN201046888Y (en) | 2007-06-07 | 2007-06-07 | Bridge-dismantling hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201046888Y true CN201046888Y (en) | 2008-04-16 |
Family
ID=39299463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200707145U Expired - Lifetime CN201046888Y (en) | 2007-06-07 | 2007-06-07 | Bridge-dismantling hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201046888Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102134833A (en) * | 2011-02-21 | 2011-07-27 | 中国一冶集团有限公司 | Construction method for hoisting and disassembling bailey truss |
| CN103121625A (en) * | 2011-11-21 | 2013-05-29 | 攀钢集团攀枝花钢钒有限公司 | Method for high altitude disassembly of large-scale part |
| CN103663159A (en) * | 2013-12-31 | 2014-03-26 | 太原重工股份有限公司 | Crane with load sharing structure |
-
2007
- 2007-06-07 CN CNU2007200707145U patent/CN201046888Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102134833A (en) * | 2011-02-21 | 2011-07-27 | 中国一冶集团有限公司 | Construction method for hoisting and disassembling bailey truss |
| CN102134833B (en) * | 2011-02-21 | 2012-09-05 | 中国一冶集团有限公司 | Construction method for hoisting and disassembling bailey truss |
| CN103121625A (en) * | 2011-11-21 | 2013-05-29 | 攀钢集团攀枝花钢钒有限公司 | Method for high altitude disassembly of large-scale part |
| CN103121625B (en) * | 2011-11-21 | 2015-02-04 | 攀钢集团攀枝花钢钒有限公司 | Method for high altitude disassembly of large-scale part |
| CN103663159A (en) * | 2013-12-31 | 2014-03-26 | 太原重工股份有限公司 | Crane with load sharing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080416 |
|
| CX01 | Expiry of patent term |