CN205012232U - Double -line cantilever type frame bridge crane - Google Patents
Double -line cantilever type frame bridge crane Download PDFInfo
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- CN205012232U CN205012232U CN201520574551.9U CN201520574551U CN205012232U CN 205012232 U CN205012232 U CN 205012232U CN 201520574551 U CN201520574551 U CN 201520574551U CN 205012232 U CN205012232 U CN 205012232U
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Abstract
The utility model discloses double -line cantilever type frame bridge crane relates to the construction equipment of a bridge erection. Its purpose provides an effective solution to erect the roof beam and the construction problem of erectting were simultaneously got to the double -line bridge from both sides double -line cantilever type frame bridge crane. The utility model discloses double -line cantilever type frame bridge crane includes: two girders, cantilever beam, oblique rod structure, preceding landing leg, well landing leg, back landing leg, the system of lifting by crane, two girders comprise vertical girder steel of a set of parallel, and there are preceding landing leg, well landing leg, back landing leg in two girders below, and fixed connection is at the middle part and the rear portion of two girders respectively for two sets of cantilever beams, and the extension is in the both sides of two girders. In the time of on complete machine operation to the mound of waiting to build bridge, the system of lifting by crane treats with two holes that two side cantilever beams departments of the two girders of the whole hole of frame case liangyou mention simultaneously and transport to waiting to erect the position, can reach reduction in production cost, accomplishes the purpose of double -line bridge erection work fast.
Description
Technical field
The utility model relates to a kind of construction equipment of bridge erection, particularly relates to a kind of two-wire cantilevered Bridge Erector.
Background technology
It is two-wire bridge constructions that current highway, railway large-scale bridge erection have many, and get beam mode and mostly be from bridge rear feeding beam, or get beam for small-sized T beam from bridge one side-lower, can not set up two-wire bridge, efficiency of construction is lower simultaneously.Treat the whole bridge beam of frame and get from double track bridge side to hang to treat that bridge carries out the mode of building bridge for meeting water transportation, improve efficiency of construction, simultaneously also in order to reduce cost of production, for above-mentioned existing construction difficult problem, the utility model two-wire cantilevered Bridge Erector can effectively address these problems.
Summary of the invention
The construction problem of erection while the technical problems to be solved in the utility model is to provide a kind of effective solution double track bridge beam, can meet the two-wire cantilevered Bridge Erector of two-wire bridge construction.
The utility model two-wire cantilevered Bridge Erector, comprise: two girder, semi girder, diagonal member structure, front leg strut, middle supporting leg, rear support leg, tackling system, two girder is made up of one group of parallel longitudinal girder steel, front leg strut is had below two girder, middle supporting leg, rear support leg, described tackling system is by hoist engine, wire rope, carrying dolly, elevating sling forms, two groups of semi girders are fixedly connected on middle part and the rear portion of two girder respectively, in the horizontal plane on semi girder and two girder direction at a right angle and outside two girder, the projection of semi girder and two girder is in " well " font, when complete machine moves on pier to be bridged, tackling system on semi girder by holes after frame case beam is mentioned by the bilateral of bridge simultaneously, carrying dolly is inwardly walked along semi girder simultaneously, to obtain two main beam structure both sides stress equalization, to the beam that falls after decorating position, complete the erection work of bridge.
The utility model two-wire cantilevered Bridge Erector, wherein said diagonal member structure comprises fixed frame and diagonal member, fixed frame downward vertical is fixedly connected on parallel longitudinal girder steel of two girder, be fixedly connected on semi girder end respectively with on parallel longitudinal girder steel of two girder by different diagonal members above fixed frame, fixed frame and diagonal member and semi girder or two girder form triangle rock-steady structure.
The utility model two-wire cantilevered Bridge Erector, wherein said hoist engine is arranged on two girder, carrying dolly limits on a cantilever beam and is connected with elevating sling, hoist engine is by the traveling on a cantilever beam of rope traction carrying dolly, and carrying dolly and the elevating sling be connected are taken and treated that frame case beam becomes level right angle side to move up with two girder.
The utility model two-wire cantilevered Bridge Erector, wherein said front leg strut is fixed on two girder front end, and front leg strut bottom liftable also can be anchored on bridge pier or bridge floor.
The utility model two-wire cantilevered Bridge Erector, the top of wherein said middle supporting leg is roller structure, and roller structure to be movably connected in below two girder and can to vertically move along two girder, and middle supporting leg bottom liftable also can be anchored on bridge pier or bridge floor.
The utility model two-wire cantilevered Bridge Erector, wherein said rear support leg is fixed on two main beam rear end, and rear support leg bottom is balanced support beam and driving wheel structure, and driving wheel structure can move or anchoring on bridge floor.
The using method of the utility model two-wire cantilevered Bridge Erector is as follows:
A, the utility model two-wire cantilevered Bridge Erector are placed in after rack position, middle supporting leg and bridge pier anchoring, rear support leg and the anchoring of beam face, and horizontal vertical can to hoist concrete box girder from barge or vehicle in the semi girder of two girder simultaneously.
B, when concrete box soffit promoted rise higher than pier time, shutheight promotes, each carrying dolly is from two girder both sides along the traversing concrete box girder of semi girder ecto-entad simultaneously, keeps the both sides producing balanced forces of two girder in traversing process, until case beam arrives need decorating position.
C, treat that frame concrete box girder falls within bridge pier by two, complete bridge erection.
D, releasing rear support leg and the anchoring of beam face, with middle supporting leg for fulcrum, drive the driving wheel structure on rear support leg, makes two girder reach, stops moving until front leg strut arrives next bridge pier.
E, front leg strut and bridge pier anchoring, in releasing after supporting leg and bridge pier anchoring, in mobile, supporting leg is to next bridge pier place and anchoring, removes front leg strut and bridge pier anchoring, drives the driving wheel structure on rear support leg, pair girder is moved forward.
F, the two girder of reach are mobile to stopping after rack position, now rear support leg to arrive after rack position and with the anchoring of beam face, repeat said process and can complete lower a pair concrete beam of erection.
The two girder of employing of the utility model two-wire cantilevered Bridge Erector and semi girder coordinate tackling system, and can lift by crane from bridge both sides the erection work that two case beams complete two-wire bridge, efficiency of construction is high simultaneously.Tackling system adopts carrying dolly and elevating sling to control, and operate steadily, diagonal member structure-reinforced pair of girder and semi girder, safety is high.Front leg strut is fixed on two girder front end, front leg strut bottom liftable, and structure is simple, is easy to manufacture.The roller structure of middle supporting leg to be movably connected in below two girder and can to move along two girder, uses flexible and convenient.The driving wheel structure of rear support leg can provide complete machine reach driving force.Before, during and after supporting leg can anchoring or remove on anchoring and bridge pier or bridge floor, in construction, keep equipment operating stable.
Below in conjunction with accompanying drawing, two-wire cantilevered Bridge Erector of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model two-wire cantilevered Bridge Erector;
Fig. 2 is the top view of the utility model two-wire cantilevered Bridge Erector;
Fig. 3 is the left view of the utility model two-wire cantilevered Bridge Erector;
Fig. 4 is the middle supporting leg place sectional view of the utility model two-wire cantilevered Bridge Erector;
Fig. 5 is the front leg strut place sectional view of the utility model two-wire cantilevered Bridge Erector;
Fig. 6 is the utility model two-wire cantilevered Bridge Erector using method first step schematic diagram;
Fig. 7 is the utility model two-wire cantilevered Bridge Erector using method second step schematic diagram;
Fig. 8 is the utility model two-wire cantilevered Bridge Erector using method the 3rd step schematic diagram;
Fig. 9 is the utility model two-wire cantilevered Bridge Erector using method the 4th step schematic diagram;
Figure 10 is the utility model two-wire cantilevered Bridge Erector using method the 5th step schematic diagram;
Figure 11 is the utility model two-wire cantilevered Bridge Erector using method the 6th step schematic diagram;
Accompanying drawing marks:
1, two girder; 2, semi girder; 3, diagonal member structure; 4, front leg strut; 5, middle supporting leg; 6, rear support leg; 7, tackling system; 8, fixed frame; 9, diagonal member; 10, roller structure; 11, balanced support beam; 12, driving wheel structure; 13, hoist engine; 14, wire rope; 15, dolly is carried; 16, elevating sling; 17, bridge pier; 18, bridge;
Detailed description of the invention:
As shown in Figure 1, the utility model two-wire cantilevered Bridge Erector, comprise: two girder 1, semi girder 2, diagonal member structure 3, front leg strut 4, middle supporting leg 5, rear support leg 6, tackling system 7, front leg strut 4, middle supporting leg 5, rear support leg 6 is had below two girder 1, when complete machine moves on pier to be bridged 17, tackling system 7 on semi girder 2 by after bridge 18 is mentioned by the bilateral of bridge 18 simultaneously, to treating that decorating position completes the erection work of bridge 18.The top of described middle supporting leg 5 is roller structure 10, and roller structure 10 to be movably connected in below two girder 1 and can to move along two girder 1, and middle supporting leg 5 bottom liftable also can be anchored on bridge pier 17 or bridge floor.Described rear support leg 6 is fixed on two girder 1 rear end, and rear support leg 6 bottom is balanced support beam 11 and driving wheel structure 12, and driving wheel structure 12 can move or anchoring on bridge floor.
As shown in Figure 2, the utility model two-wire cantilevered Bridge Erector, two girder 1 is made up of one group of parallel longitudinal girder steel, one group of semi girder 2 is fixedly connected on middle part and the rear portion of two girder 1 respectively, semi girder 2 is perpendicular to the longitudinal direction of two girder 1, the projection of semi girder 2 and two girder 1 is in " well " font, described tackling system 7 comprises hoist engine 13, wire rope 14, carrying dolly 15, elevating sling 16, hoist engine 13 is arranged on two girder 1, carrying dolly 15 limits on the cantilever beam 2 and is connected with elevating sling 16, elevating sling 16 can control the adjustable height treating bridge 18, hoist engine 13 draws carrying dolly 15 by wire rope 14, and the elevating sling 16 that is connected of traveling thus make and bridge 18 move on the cantilever beam 2.
As shown in Figure 3, Figure 4, the utility model two-wire cantilevered Bridge Erector, wherein said diagonal member structure 3 comprises fixed frame 8 and diagonal member 9, fixed frame 8 downward vertical is fixedly connected on parallel longitudinal girder steel of two girder 1, be fixedly connected on semi girder 2 end respectively with on parallel longitudinal girder steel of two girder 1 by different diagonal members 9 above fixed frame 8, fixed frame 8 and diagonal member 9 and semi girder 2 or two girder 1 form triangle rock-steady structure.
As shown in Figure 5, the utility model two-wire cantilevered Bridge Erector, wherein said front leg strut 4 is fixed on two girder 1 front end, and front leg strut 4 bottom liftable also can be anchored on bridge pier 17 or bridge floor.
For ease of introducing the utility model using method, be only described to push up the step of pulling installation:
The first step as shown in Figure 6, the utility model two-wire cantilevered Bridge Erector is placed in after rack position, middle supporting leg 5 and bridge pier 17 anchoring, rear support leg 6 and the anchoring of beam face, and the semi girder 2 perpendicular to two girder 1 can to hoist concrete box girder from barge or vehicle simultaneously.
Second step as shown in Figure 7, when concrete box soffit is risen higher than pier, shutheight promotes, but simultaneously from two girder 1 both sides along the traversing concrete box girder of semi girder 2 ecto-entad, until case beam arrives need decorating position.
3rd step as shown in Figure 8, will treat that frame concrete box girder falls within bridge pier 17 simultaneously, complete bridge 18 and set up.
4th step as shown in Figure 9, removes rear support leg 6 and the anchoring of beam face, with middle supporting leg 5 for fulcrum, drives the driving wheel structure 12 on rear support leg 6, and two girder 1 is moved forward, and stops mobile until front leg strut 4 arrives next bridge pier 17.
5th step as shown in Figure 10, front leg strut 4 and bridge pier 17 anchoring, in releasing after supporting leg 5 and bridge pier 17 anchoring, in movement, supporting leg 5 arrives next bridge pier 17 place and anchoring, remove front leg strut 4 and bridge pier 17 anchoring, drive the driving wheel structure 12 on rear support leg 6, two girder 1 is moved forward.
6th step as shown in figure 11, the two girder 1 of reach is mobile to stopping after rack position, now rear support leg 6 to arrive after rack position and with the anchoring of beam face, repeat said process and can complete lower a pair concrete beam of erection.
Above-described embodiment is only be described preferred embodiment of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those skilled in the art make the technical solution of the utility model and improvement, all should fall in protection domain that the utility model claims determine.
Claims (4)
1. a two-wire cantilevered Bridge Erector, comprise: two girder (1), semi girder (2), diagonal member structure (3), front leg strut (4), middle supporting leg (5), rear support leg (6), tackling system (7), two girder (1) is made up of one group of parallel longitudinal girder steel, there is front leg strut (4) two girder (1) below, middle supporting leg (5), rear support leg (6), described tackling system (7) comprises hoist engine (13), wire rope (14), carrying dolly (15), elevating sling (16), it is characterized in that: two groups of semi girders (2) are fixedly connected on middle part and the rear portion of two girder (1) respectively, in the horizontal plane on semi girder (2) and two girder (1) direction at a right angle and outside two girder, the projection of semi girder (2) and two girder (1) is in " well " font, when complete machine moves on pier to be bridged (17), tackling system (7) on semi girder (2) by holes after frame case beam (18) is mentioned by the bilateral of bridge (18) simultaneously, carrying dolly (15) is inwardly walked along semi girder simultaneously, to obtain two main beam structure both sides stress equalization, to the beam that falls after decorating position, complete the erection work of bridge (18).
2. two-wire cantilevered Bridge Erector according to claim 1, it is characterized in that: described diagonal member structure (3) comprises fixed frame (8) and diagonal member (9), fixed frame (8) downward vertical is fixedly connected on parallel longitudinal girder steel of two girder (1), fixed frame (8) top is fixedly connected on semi girder (2) end with on parallel longitudinal girder steel of two girder (1) respectively by different diagonal members (9), fixed frame (8) and diagonal member (9) and semi girder (2) or two girder (1) form triangle rock-steady structure.
3. two-wire cantilevered Bridge Erector according to claim 1, it is characterized in that: described hoist engine (13) is arranged on two girder (1), carrying dolly (15) is limited to semi girder (2) and goes up and be connected with elevating sling (16), hoist engine (13) is by wire rope (14) traction carrying dolly (15) in the upper traveling of semi girder (2), and carrying dolly (15) and the elevating sling be connected (16) are taken and treated that frame case beam (18) becomes level right angle side to move up with two girder (1).
4. two-wire cantilevered Bridge Erector according to claim 1, it is characterized in that: described front leg strut (4) is fixed on two girder (1) front end, front leg strut (4) bottom liftable also can be anchored on bridge pier (17) or bridge floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520574551.9U CN205012232U (en) | 2015-08-03 | 2015-08-03 | Double -line cantilever type frame bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520574551.9U CN205012232U (en) | 2015-08-03 | 2015-08-03 | Double -line cantilever type frame bridge crane |
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| Publication Number | Publication Date |
|---|---|
| CN205012232U true CN205012232U (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520574551.9U Expired - Fee Related CN205012232U (en) | 2015-08-03 | 2015-08-03 | Double -line cantilever type frame bridge crane |
Country Status (1)
| Country | Link |
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| CN (1) | CN205012232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2015
- 2015-08-03 CN CN201520574551.9U patent/CN205012232U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 Termination date: 20200803 |