CN215052189U - Bridge girder erection machine for box girder splicing wide bridge - Google Patents
Bridge girder erection machine for box girder splicing wide bridge Download PDFInfo
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- CN215052189U CN215052189U CN202120904815.8U CN202120904815U CN215052189U CN 215052189 U CN215052189 U CN 215052189U CN 202120904815 U CN202120904815 U CN 202120904815U CN 215052189 U CN215052189 U CN 215052189U
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Abstract
The utility model relates to a case roof beam piece together wide bridge with frame bridge crane especially relates to bridge erection technical field, and it includes crossbeam and two longerons, the crossbeam both ends respectively with two the longeron is connected, still includes strutting arrangement, strutting arrangement includes sideslip track and a plurality of support frame, sideslip track one side with the longeron is connected, the sideslip track is kept away from longeron one side with the support frame is connected, adjacent two the connection can be dismantled to the support frame. The utility model provides a case roof beam piece together bridge girder erection machine for wide bridge through strutting arrangement, is convenient for support the longeron, increases the area of contact of longeron and mound top, and then the case roof beam of being convenient for pieces together the setting up of bridge girder erection machine for wide bridge, improves the stability of box roof beam piece together bridge girder erection machine for wide bridge, simultaneously, improves the security of box roof beam piece together bridge girder erection machine for wide bridge.
Description
Technical Field
The application relates to the technical field of bridge erection, in particular to a bridge girder erection machine for a box girder wide splicing bridge.
Background
The bridge is a building constructed for a road to cross natural or artificial barriers, and is erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through.
Application number 201721615041.7's chinese patent discloses a wide bridge girder erection machine is pieced together to case roof beam, girder, support including the level setting the preceding landing leg, the fore-stock of girder, back landing leg and back support, setting are in the girder below can along the gliding hoist of girder is in with the setting the girder top can along the gliding a plurality of roof beams that suspend in midair of girder, the prefabricated bridge of hoist crane, suspend in midair the transport in suspension the prefabricated bridge is to treating directly over the bridge girder region of building a bridge.
Above-mentioned case roof beam piece together wide bridge with frame bridge crane during operation: make preceding landing leg, preceding support, back landing leg and back support be used for supporting the girder jointly, the hoist can slide and can hoist prefabricated bridge along the girder, and the roof beam that suspends in midair sets up in the top of girder, can slide along the girder to can suspend in midair the prefabricated bridge that the hoist hoisted and carry to the top of waiting to bridge the beam zone of building a bridge, then lay prefabricated bridge to the assigned position.
With respect to the related art among the above, the inventors considered that it is inconvenient to set up a bridge girder erection machine for a box girder widening bridge because the distance between the front leg and the rear leg may be greater than the width of the bridge deck when the width of the laid bridge deck varies.
SUMMERY OF THE UTILITY MODEL
In order to facilitate the erection of the bridge girder erection machine for splicing the box girder into the wide bridge, the application provides the bridge girder erection machine for splicing the box girder into the wide bridge.
The application provides a pair of case roof beam pieces together wide bridge with frame bridge crane adopts following technical scheme:
the utility model provides a case roof beam piece together wide bridge with frame bridge crane, includes crossbeam and two longerons, the crossbeam both ends respectively with two the longeron is connected, still includes strutting arrangement, strutting arrangement includes sideslip track and a plurality of support frame, sideslip track one side with the longeron is connected, the sideslip track is kept away from longeron one side with the support frame is connected, adjacent two the connection can be dismantled to the support frame.
By adopting the technical scheme, when the bridge girder erection machine for splicing the box girder into the wide bridge is used, the plurality of support frames are connected firstly, then the transverse moving rail is placed on the support frames, the longitudinal beams are connected with the transverse moving rail, and then the two longitudinal beams are respectively connected to the two ends of the cross beam, so that the bridge girder erection machine for splicing the box girder into the wide bridge is supported; the box girder of design pieces together bridge girder erection machine for wide bridge, through strutting arrangement, is convenient for support the longeron, increases the area of contact of longeron and mound top, and then is convenient for the box girder piece together the setting up of bridge girder erection machine for wide bridge, improves the box girder and pieces together the stability of bridge girder erection machine for wide bridge, simultaneously, improves the security of box girder piece together bridge girder erection machine for wide bridge.
Optionally, one side of the support frame, which is close to the traverse rail, is provided with a plurality of square timbers, and one side of each square timbers, which is far away from the support frame, is abutted against the traverse rail.
Through adopting above-mentioned technical scheme, the setting of square timber is convenient for fill the clearance between sideslip track and the support frame, reduces the possibility that sideslip track rocked in the work progress, improves the stability that sideslip track supported, simultaneously, reduces the rigidity collision of sideslip track and support frame, and then reduces the wearing and tearing to sideslip track and support frame.
Optionally, the support frame includes two horizontal poles and at least one montant, the montant both ends respectively with two the horizontal pole is connected, one of them the horizontal pole is kept away from montant one side with the square timber butt.
Through adopting above-mentioned technical scheme, the setting of horizontal pole and montant improves the self intensity of support frame, is convenient for support the sideslip track, simultaneously, is convenient for be connected with the mound top, and then improves the stability of support frame.
Optionally, a support rod is arranged on the cross rod, and the support rod is located on the adjacent side of the side where the cross rod and the vertical rod are connected.
Through adopting above-mentioned technical scheme, the setting of bracing piece is convenient for support the horizontal pole, and then is convenient for support the support frame, reduces the possibility of support frame skew in the work progress, and then improves the stability of support frame.
Optionally, the two ends of the cross rod are provided with connecting holes.
Through adopting above-mentioned technical scheme, the setting of connecting hole, the connection of the adjacent horizontal pole of being convenient for, and then the area of contact of increase support frame and mound top enlarges the application range of support frame, and then adapts to the erectting of different width bridges, improves the practicality of box girder piece together wide bridge girder erection machine for the bridge girder erection machine.
Optionally, at least one mounting hole is formed in the vertical rod, and the mounting hole is located in the adjacent side of the side, connected with the cross rod, of the vertical rod.
Through adopting above-mentioned technical scheme, the setting of mounting hole, the different support frames of being convenient for are connected, improve the intensity of support frame, and simultaneously, the area of contact of increase support frame and square timber, and then improve the stability of support frame.
Optionally, supporting blocks are arranged on one side, close to the traverse rail, of the longitudinal beam, the supporting blocks are arranged in one-to-one correspondence with the longitudinal beam, and the supporting blocks are connected with the traverse rail in a sliding mode.
Through adopting above-mentioned technical scheme, the setting of supporting shoe is convenient for support the longeron, simultaneously, is convenient for support the longeron of different positions, realizes setting up the bridge of different positions.
Optionally, one side of one of the support blocks is provided with a telescopic rod, and the other end of the telescopic rod is connected with the other support block.
Through adopting above-mentioned technical scheme, the distance between two supporting shoes is convenient for adjust in the setting of telescopic link, enlarges the application range of supporting shoe, realizes supporting the longeron of different intervals, improves the practicality of supporting shoe.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the designed bridge girder erection machine for the box girder wide splicing bridge is convenient for supporting the longitudinal girder through the supporting device, increasing the contact area between the longitudinal girder and the pier top, further facilitating the erection of the bridge girder erection machine for the box girder wide splicing bridge, improving the stability of the bridge girder erection machine for the box girder wide splicing bridge, and simultaneously improving the safety of the bridge girder erection machine for the box girder wide splicing bridge;
2. the arrangement of the square timber is convenient for filling the gap between the transverse moving rail and the support frame, reduces the possibility of shaking of the transverse moving rail in the construction process, improves the stability of the support of the transverse moving rail, and simultaneously reduces the rigid collision between the transverse moving rail and the support frame, thereby reducing the abrasion to the transverse moving rail and the support frame;
3. the setting of bracing piece is convenient for support the horizontal pole, and then is convenient for support the support frame, reduces the possibility of support frame skew in the work progress, and then improves the stability of support frame.
Drawings
Fig. 1 is a schematic overall structure diagram of a bridge girder erection machine for a box girder widening bridge according to the embodiment.
Fig. 2 is an enlarged view of a portion a of fig. 1.
Description of reference numerals: 1. a cross beam; 2. a stringer; 3. a support device; 31. traversing the track; 32. a support frame; 321. a cross bar; 3211. connecting holes; 322. a vertical rod; 3221. mounting holes; 323. reinforcing ribs; 4. square wood; 5. a support bar; 6. a support block; 7. a telescopic rod; 8. a hoisting device; 81. a linear motor; 82. a drive block; 83. a motor; 84. a winch; 85. a rope; 86. a connecting plate; 87. hooking; 9. a connecting rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a box girder splices wide bridge and uses bridge girder erection machine. Referring to fig. 1, the bridge girder erection machine for the box girder wide splicing bridge comprises a cross beam 1, a supporting device 3, a lifting device 8 and two longitudinal beams 2, wherein two ends of the cross beam 1 are respectively connected with the two longitudinal beams 2 in a sliding manner, the cross beam 1 slides along the length direction of the longitudinal beams 2, the two longitudinal beams 2 are symmetrically arranged relative to the cross beam 1, the supporting device 3 is used for supporting the longitudinal beams 2, the contact area between the longitudinal beams 2 and the pier top is enlarged, the bridge girder erection machine for the box girder wide splicing bridge is convenient to erect, and the stability of the bridge girder erection machine for the box girder wide splicing bridge is further improved; the hoisting device 8 is used for hoisting the bridge, so that the bridge can be conveniently erected.
Referring to fig. 1, strutting arrangement 3 includes sideslip track 31 and a plurality of support frame 32, be provided with two sideslip tracks 31 in this embodiment, eight support frames 32, each sideslip track 31 correspondence is provided with four support frames 32, sideslip track 31 one side can be dismantled with longeron 2 and be connected, 2 one sides of longeron and support frame 32 butt are kept away from to sideslip track 31, two sideslip tracks 31 are located the position that longeron 2 is different, be convenient for sideslip track 31 supports the position that longeron 2 is different, improve the stability of longeron, two adjacent support frames 32 can be dismantled and be connected, be convenient for support frame 32 adapts to the erectting of different width bridges, improve support frame 32's practicality.
Referring to fig. 1, support frame 32 is provided with a plurality of square timbers 4 near sideslip track 31 one side, square timbers 4 are placed on support frame 32, support frame 32 one side and sideslip track 31 butt are kept away from to square timbers 4, two adjacent square timbers 4 are along self length direction parallel arrangement, square timbers 4 are convenient for fill the clearance between supporting seat and sideslip track 31, reduce the possibility that sideslip track 31 rocked in the work progress, improve sideslip track 31's stability, and simultaneously, reduce sideslip track 31 and support frame 32's direct contact, and then reduce the wearing and tearing of sideslip track 31 and support frame 32.
Referring to fig. 1 and 2, the support frame 32 includes two horizontal poles 321 and at least one montant 322, be provided with three montant 322 in this embodiment, and the mutual axial parallel arrangement of three montant 322, montant 322 both ends weld with horizontal pole 321 respectively, montant 322 one side and 4 butts of square timber are kept away from to one of them horizontal pole 321, there is bracing piece 5 through bolted connection on the horizontal pole 321, bracing piece 5 is located horizontal pole 321 and the adjacent one side of being connected one side of montant 322, bracing piece 5 is by being close to horizontal pole 321 one end to keeping away from horizontal pole 321 one end slope setting, bracing piece 5 is kept away from horizontal pole 321 one end and is fixed in the mound top.
Referring to fig. 1 and 2, two ends of the cross bar 321 are provided with connecting holes 3211, and the connecting holes 3211 facilitate the connection of two adjacent support frames 32, so as to extend the supporting length of the support frames 32; at least one mounting hole 3221 is formed in the vertical rod 322, two mounting holes 3221 are formed in the embodiment, the two mounting holes 3221 are distributed along the axial direction of the vertical rod 322, the mounting holes 3221 are formed in the sides, away from each other, of the two vertical rods 322, when the adjacent different support frames 32 are connected, the two ends of the connecting rod 9 are connected with the vertical rod 322 through the mounting holes 3221 by bolts respectively, so that the connection of the vertical rods 322 on the different support frames 32 is realized, the supporting width of the support frame 32 is further expanded, and the practicability of the support frame 32 is improved; horizontal pole 321 is close to one side welding each other and has the strengthening rib 323, and strengthening rib 323 is kept away from horizontal pole 321 one end and is welded on montant 322, and the support to horizontal pole 321 is strengthened in the setting of strengthening rib 323, and then improves the self intensity of support frame 32, increases the bearing capacity of support frame 32, and then enlarges the application range of support frame 32.
Referring to fig. 1, a supporting block 6 is connected to one side, close to the transverse moving track 31, of the longitudinal beam 2 through bolts, the supporting blocks 6 are arranged in a one-to-one correspondence mode with the longitudinal beam 2, the supporting blocks 6 are connected with the transverse moving track 31 in a sliding mode, a telescopic rod 7 is welded to one side of one supporting block 6, the other end of the telescopic rod 7 is welded to the other supporting block 6, the telescopic rod 7 is convenient to adjust the distance between the two supporting blocks 6, and then the longitudinal beams 2 at different intervals are convenient to support.
Referring to fig. 1, the hoisting device 8 includes a linear motor 81, a driving block 82, a connecting plate 86, two hooks 87, two winches 84, two motors 83 and a plurality of ropes 85, the driving block 82 is slidably connected with the beam 1, the linear motor 81 is fixed on the side wall of the driving block 82 through bolts, the motors 83 are fixed on the top wall of the driving block 82 through bolts, the output shafts of the motors 83 are connected with the winches 84 through couplings, the winches 84 are fixed on the top wall of the driving block 82 through bolts, and the ropes 85 pass around the rotating shafts of the winches 84 and then penetrate through the connecting plate 86 to be connected with the hooks 87; the lifting device 8 is convenient for erecting the bridge, improves the stability of bridge erection and improves the safety of bridge erection.
The implementation principle of the bridge girder erection machine for the box girder wide splicing bridge is as follows: firstly, adjacent support frames 32 along the length direction of the support frames 32 are connected through bolts, then adjacent support frames 32 distributed along the width direction of the support frames 32 are connected through fixing rods 9, the fixing rods 9 are connected with vertical rods 322 through mounting holes 3221 through bolts, then one end of each support rod 5 is fixed with the pier top, the other end of each support rod is connected with a cross rod 321 through bolts, then square timber 4 is placed on the support frames 32, then a transverse moving track 31 is placed on the square timber 4, then the distance between the two support blocks 6 is adjusted through telescopic rods 7, so that the distance between the support blocks 6 is equal to the distance between the longitudinal beams 2, the support blocks 6 are connected with the longitudinal beams 2, then the two ends of each cross beam 1 are respectively connected with the longitudinal beams 2, the erection of the bridge erecting machine for the box girder splicing width bridge is realized, then the bridge is fixed on hooks 87, a linear motor 81 is started, the linear motor 81 drives a drive block 82 to move, so that the drive block 82 moves to the erection position of the bridge, then the motor 83 is started, the motor 83 drives the winch 84 to rotate, the winch 84 enables the rope 85 to descend, and the rope 85 drives the hook 87 to descend, so that the bridge widening is completed.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a wide bridge is pieced together with frame bridge crane to case roof beam, includes crossbeam (1) and two longerons (2), crossbeam (1) both ends respectively with two longerons (2) are connected its characterized in that: the support device (3) comprises a transverse moving rail (31) and a plurality of support frames (32), one side of the transverse moving rail (31) is connected with the longitudinal beam (2), one side, far away from the longitudinal beam (2), of the transverse moving rail (31) is connected with the support frames (32), and two adjacent support frames (32) are detachably connected.
2. The bridge girder erection machine for the box girder widening bridge according to claim 1, is characterized in that: a plurality of square timbers (4) are arranged on one side, close to the transverse moving rail (31), of the support frame (32), and one side, far away from the support frame (32), of each square timber (4) is abutted to the transverse moving rail (31).
3. The bridge girder erection machine for the box girder widening bridge according to claim 2, is characterized in that: the support frame (32) comprises two cross rods (321) and at least one vertical rod (322), two ends of the vertical rod (322) are respectively connected with the two cross rods (321), one end of the vertical rod (321) is far away from one side of the vertical rod (322) and is abutted to the square timber (4).
4. The bridge girder erection machine for the box girder widening bridge according to claim 3, is characterized in that: the supporting rod (5) is arranged on the cross rod (321), and the supporting rod (5) is located on one side, adjacent to one side, of the side, where the cross rod (321) is connected with the vertical rod (322).
5. The bridge girder erection machine for the box girder widening bridge according to claim 3, is characterized in that: connecting holes (3211) are formed at two ends of the cross rod (321).
6. The bridge girder erection machine for the box girder widening bridge according to claim 3, is characterized in that: at least one mounting hole (3221) is formed in the vertical rod (322), and the mounting hole (3221) is located on one side, adjacent to the side where the vertical rod (322) is connected with the cross rod (321).
7. The bridge girder erection machine for the box girder widening bridge according to claim 1, is characterized in that: the side, close to the transverse moving track (31), of the longitudinal beam (2) is provided with a supporting block (6), the supporting block (6) and the longitudinal beam (2) are arranged in a one-to-one correspondence mode, and the supporting block (6) is connected with the transverse moving track (31) in a sliding mode.
8. The bridge girder erection machine for the box girder widening bridge according to claim 7, is characterized in that: one side of one supporting block (6) is provided with a telescopic rod (7), and the other end of the telescopic rod (7) is connected with the other supporting block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120904815.8U CN215052189U (en) | 2021-04-28 | 2021-04-28 | Bridge girder erection machine for box girder splicing wide bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120904815.8U CN215052189U (en) | 2021-04-28 | 2021-04-28 | Bridge girder erection machine for box girder splicing wide bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215052189U true CN215052189U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120904815.8U Active CN215052189U (en) | 2021-04-28 | 2021-04-28 | Bridge girder erection machine for box girder splicing wide bridge |
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| Country | Link |
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| CN (1) | CN215052189U (en) |
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2021
- 2021-04-28 CN CN202120904815.8U patent/CN215052189U/en active Active
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