CN215669072U

CN215669072U - Walking type steel box girder pushing system

Info

Publication number: CN215669072U
Application number: CN202121947156.2U
Authority: CN
Inventors: 孙明; 宋科军; 邢月强; 孙朗兵
Original assignee: Jiangsu Hengji Road & Bridge Co ltd
Current assignee: Jiangsu Hengji Road & Bridge Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-28
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to a walking steel box girder top pushes away system relates to the construction field, including the frame with set up the top pushing equipment in the frame, the frame includes tubular pile basis and interim mound, is equipped with fixed subassembly on the interim mound, fixed subassembly includes the cable, the one end of cable links to each other with interim mound, the other end of cable links to each other with the tubular pile basis, is equipped with coupling assembling and block subassembly on the cable, coupling assembling is used for connecting cable and interim mound. This application has fixes temporarily mound steadily, and the guarantee pushes away the effect that equipment steadily smoothly passed to the steel box girder.

Description

Walking type steel box girder pushing system

Technical Field

The application relates to the field of building construction equipment, in particular to a walking type steel box girder pushing system.

Background

Steel box girders are a common form of construction for large span bridges, so called because they are shaped like a box. Because the span of whole bridge is great, generally at present with the components of a whole that can function independently prefabrication of steel box girder, the rethread follow-up concatenation is connected, realizes the construction of whole bridge.

In order to reduce the influence of weather and operation sites, the steel box girders are spliced by adopting a pushing construction method. Before the top pushing method is used for construction, firstly, a temporary pier, a pipe pile foundation and a top pushing installation platform foundation are erected on a construction site, a guide beam is spliced, a top pushing device is placed, and the steel box girder is pushed to a proper position by the top pushing device, so that the steel box girder is spliced. When the temporary pier is erected, the temporary pier is usually connected with a pipe pile foundation through bolts, and the temporary pier is fixed.

In view of the above-mentioned related art, the inventor believes that simply connecting the temporary piers and the pipe piles by bolts leads to poor stability of the temporary pier connection, which results in poor stability of the jacking system.

SUMMERY OF THE UTILITY MODEL

In order to improve the defect that the pushing system is stable not good, this application provides a walking steel box girder pushing system.

The application provides a walking steel box girder top pushes away system adopts following technical scheme:

the utility model provides a walking steel box girder top pushes away system, includes the frame and sets up the top pushes away system in the frame, the frame includes tubular pile basis and interim mound, be equipped with fixed subassembly on the interim mound, fixed subassembly includes the cable, the one end of cable links to each other with interim mound, the other end of cable links to each other with the tubular pile basis, be equipped with coupling assembling on the cable, coupling assembling is used for connecting cable and interim mound.

Through adopting above-mentioned technical scheme, adopt the cable to link to each other interim mound and tubular pile foundation, further strengthen the connection stability between interim mound and the tubular pile foundation, through the take-up of cable to interim mound, reduce the possibility that interim mound takes place to empty under external force or wind-force, not only improve the safety in utilization of top pushing system, still ensure top pushing equipment and stabilize and pass the steel box girder. Through coupling assembling's setting for can dismantle the connection between cable and the interim mound, after the frame is set up and is accomplished, the reconnection cable, the user operation is more simple and convenient.

Optionally, coupling assembling includes connecting plate and lockplate, the cladding is in interim mound periphery after the connecting plate is connected with the lockplate, the one end that the lockplate was kept away from to the connecting plate is equipped with installation piece and block piece, block piece sliding setting is on the installation piece, be equipped with mounting groove and block groove on the lockplate, the mounting groove is used for supplying installation piece gomphosis, the block groove is used for supplying block piece gomphosis, be equipped with the driving piece that is used for driving block piece and block groove gomphosis on the lockplate, be equipped with the separator that is used for driving block piece and block groove separation on the connecting plate.

Through adopting above-mentioned technical scheme, slide along the mounting groove with the installation piece earlier, after installation piece and the complete gomphosis of installation piece, the gomphosis of connecting plate and lockplate can be realized to the block piece under the drive of driving piece with the gomphosis of block groove, and then make the cable stabilize and link to each other with interim mound, realize the fixed to interim mound. After the use, through the separator, drive block and block groove separation, can separate installation piece and mounting groove, the cable can be dismantled, the cable used repeatedly of being convenient for.

Optionally, a sliding block is arranged on the clamping block, a sliding groove is arranged on the mounting block, and the sliding groove is used for sliding connection of the sliding block.

Through adopting above-mentioned technical scheme, be connected through sliding of slider and spout for the block can only move towards or keep away from the block groove and slide, and the guarantee block direction of sliding is stable.

Optionally, the driving piece includes connecting rod and actuating lever, the actuating lever sets up on the lockplate, the connecting rod rotates to be connected on the installation piece, the one end and the block piece of connecting rod rotate to be connected, the other end of connecting rod rotates and is connected with the intermediate lever, the intermediate lever slides and sets up on the installation piece, the slip direction of intermediate lever and the central axis that is on a parallel with the actuating lever.

Through adopting above-mentioned technical scheme, the in-process that the mounting groove slided is followed to the installation piece, the actuating lever along wearing to move the hole and slide and with the intermediate lever butt, promote the intermediate lever and keep away from the mounting groove bottom wall and slide, drive the connecting rod that links to each other with the intermediate lever and rotate to the horizontality by the tilt state, and then drive the block and keep away from the installation piece center and slide, until block and block groove gomphosis completely, realize the fixed of connecting plate and lockplate, realize the further fixed to interim mound promptly.

Optionally, an erection plate is arranged in the installation block, and a guide hole is formed in the erection plate and used for the middle rod to penetrate and move.

Through adopting above-mentioned technical scheme, through the setting of guiding hole for the direction of sliding of intermediate lever is fixed, ensures the intermediate lever to the lapse effect of block.

Optionally, a first magnet is arranged on the driving rod, a second magnet is arranged on the intermediate rod, and the first magnet and the second magnet attract each other.

Through adopting above-mentioned technical scheme, through first magnet and second magnet inter attraction, because the rigidity of actuating lever, and then through the attraction, the position of fixed intermediate lever for the intermediate lever is better to the lapse effect of block.

Optionally, the separating part includes elastic component and barrier plate, the one end of elastic component links to each other with the installation piece, the other end and the barrier plate butt of elastic component, the barrier plate slides and sets up on the installation piece, the slip direction perpendicular to elastic component's of barrier plate elasticity direction, be connected with the lapse board on the intermediate lever, the lapse board is used for promoting the barrier plate to make the elastic component drive the intermediate lever and is close to the bottom wall slip in the mounting groove.

Through adopting above-mentioned technical scheme, when need separation connecting plate and lockplate, the slidable mounting piece, make thrust plate and barrier plate butt, and separate barrier plate and elastic component, make elastic component and thrust plate butt, can keep away from the mounting groove with the installation piece and slide, the intermediate lever is at first magnet and second magnet, the drive of elastic component is down, be close to the mounting groove inner bottom wall and slide, drive block and block groove separation, realize the separation of mounting panel and mounting groove, can realize the separation of cable and interim mound.

Optionally, the connecting plate and the locking plate are both provided with positioning blocks, the temporary pier is provided with positioning grooves, and the positioning grooves are used for embedding the positioning blocks.

Through adopting above-mentioned technical scheme, through the block of locating piece and constant head tank for relative position relation between connecting plate and lockplate and the interim mound is fixed, and then increases the connection stability between cable and the interim mound, further improves the fixed effect of cable to the interim mound.

In summary, the present application includes at least one of the following beneficial technical effects:

through the arrangement of the stay cables, the stay cables are connected with the temporary piers and the pipe pile foundation, so that the connection stability of the temporary piers and the pipe pile foundation is increased, the temporary piers and the pipe pile foundation are tensioned through the stay cables, the possibility that the temporary piers and the pipe pile foundation are connected unstably under the action of external force or wind power is reduced, and the stability of a pushing system is guaranteed;

through the arrangement of the connecting assembly, the inhaul cable is detachably connected with the temporary pier, namely, after the frame is built, the inhaul cable is connected with the temporary pier, so that the frame is built more conveniently, and meanwhile, after part of box girders are connected, the inhaul cable can be detached and recycled;

through the cooperation of separator and first magnet, second magnet for block piece and block groove quickly separating, user easy and simple to handle, convenient with the cable with the separation of interim mound.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic diagram showing a positioning block in the embodiment of the present application.

Fig. 3 is a schematic view showing a connection assembly in an embodiment of the present application.

Figure 4 is a schematic view showing the driving member and the separating member in an embodiment of the present application.

Description of reference numerals: 1. a frame; 11. a platform; 12. temporarily upsetting; 121. positioning a groove; 13. a pipe pile foundation; 14. a slide rail; 2. pushing equipment; 3. a fixing assembly; 31. a cable; 4. a connecting assembly; 41. a connecting plate; 411. mounting blocks; 4111. penetrating and moving the hole; 4112. a chute; 412. a clamping block; 4121. a slider; 42. a locking plate; 421. mounting grooves; 422. a clamping groove; 43. positioning blocks; 5. a drive member; 51. a drive rod; 511. a pushing plate; 512. a first magnet; 52. an intermediate lever; 521. a second magnet; 53. a connecting rod; 6. a separating member; 61. a blocking plate; 62. an elastic member; 7. erecting a plate; 71. a guide hole; 8. a steel box girder.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses walking steel box girder top pushes away system. Referring to fig. 1 and 2, a walking type steel box girder pushing system comprises a rack 1, a pushing device 2 arranged on the rack 1, and a steel box girder 8 placed on the rack 1, wherein a slide rail 14 is arranged on the rack 1, and the pushing device 2 slides along the slide rail 14 and pushes the steel box girder 8. The frame 1 comprises a tubular pile foundation 13, a temporary pier 12 and a platform 11 which are connected from bottom to top, wherein the tubular pile foundation 13 is connected with the temporary pier 12 through bolts, and the temporary pier 12 is connected with the platform 11 through bolts. In order to increase the connection stability between the temporary pier 12 and the tubular pile foundation 13, the fixing component 3 is arranged on the temporary pier 12, the fixing component 3 comprises a plurality of stay cables 31, the connecting component 4 is arranged on each stay cable 31, one end of each stay cable 31 is connected with the temporary pier 12 through the connecting component 4, and the other end of each stay cable 31 is connected with the tubular pile foundation 13 through bolts.

The temporary pier foundation 13 and the temporary pier 12 are further connected by the stay cable 31 surrounding the periphery of the temporary pier 12 and being connected with the tubular pile foundation 13, the stay cable 31 is in a tensioning state, so that the connection stability between the tubular pile foundation 13 and the temporary pier 12 is improved, the possibility of toppling of the temporary pier 12 under the action of external force or wind power is reduced, the use safety of a pushing system is improved, and the pushing equipment 2 can be guaranteed to stably push the steel box girder 8.

Referring to fig. 2 and 3, the connecting assembly 4 includes a connecting plate 41 and a locking plate 42, the connecting plate 41 is hinged to the locking plate 42, a positioning block 43 is integrally formed on the connecting plate 41 and the locking plate 42, a positioning groove 121 is formed in the temporary pier 12, the positioning groove 121 is used for embedding the positioning block 43, and a cavity surrounded by the connecting plate 41 and the locking plate 42 can be stably wrapped outside the temporary pier 12, so that the connection between the cable 31 and the temporary pier 12 is realized.

Referring to fig. 3 and 4, the connecting block is provided with a mounting block 411 and an engaging block 412, the engaging block 412 is slidably disposed on the mounting block 411, a sliding direction of the engaging block 412 is perpendicular to a length direction of the mounting block 411, a slider 4121 is integrally formed on the engaging block 412, a sliding groove 4112 is formed on the mounting block 411, the sliding groove 4112 is used for slidably connecting the slider 4121, and a sliding path of the engaging block 412 is fixed. The locking plate 42 is provided with a mounting groove 421 and an engaging groove 422 which are communicated with each other, the mounting groove 421 is used for fitting the mounting block 411, and the engaging groove 422 is used for fitting the engaging block 412. The connecting plate 41 is provided with a driver 5 for driving the engaging block 412 to engage with the engaging groove 422, and the connecting plate 41 is further provided with a separator 6 for driving the engaging block 412 to separate from the engaging groove 422.

Through the setting of driving piece 5 and separator 6 for detachable linking to each other between connecting plate 41 and the lockplate 42, and then detachable connection between coupling assembling 4 and the interim mound 12, consequently can set up the back that finishes at frame 1, be connected cable 31 with interim mound 12 and interim mound 12 again, on the one hand, user easy and simple to handle, on the other hand, after the use, can dismantle cable 31, cable 31 repeatedly usable to be convenient for accomodate.

Referring to fig. 3 and 4, the driving member 5 includes a driving rod 51, an intermediate rod 52 and a connecting rod 53, the driving rod 51 is integrally formed with the bottom wall of the mounting groove 421, the connecting rod 53 is rotatably connected to the mounting block 411, one end of the connecting rod 53 is hinged to one end of the engaging block 412 near the center of the mounting block 411, and the other end of the connecting rod 53 is hinged to the intermediate rod 52. The intermediate rod 52 is slidably disposed on the mounting block 411, a sliding direction of the intermediate rod 52 is parallel to a central axis of the driving rod 51, the mounting block 411 is provided with a mounting plate 7, the mounting plate 7 is provided with a guide hole 71, and the guide hole 71 is used for allowing the intermediate rod 52 to penetrate and move and limiting a sliding direction of the intermediate rod 52. The mounting block 411 is provided with a through hole 4111, and the through hole 4111 is used for the driving rod 51 to pass through.

The gliding in-process of installation piece 411 along mounting groove 421, drive lever 51 wears to move and keep away from the one end butt of connecting rod 53 with intermediate lever 52 along wearing to move hole 4111, and then promotes intermediate lever 52 and slide along guiding hole 71, drives connecting rod 53 again and rotates to the horizontality by the tilt state, under the cooperation of slider 4121 spout 4112, drives the block 412 and slides, after installation piece 411 and mounting groove 421 complete gomphosis, block 412 and block groove 422 gomphosis. In order to fix the sliding path of the intermediate lever 52, the intermediate lever 52 is provided with the second magnet 521, the driving lever 51 is provided with the first magnet 512, and the first magnet 512 and the second magnet 521 attract each other, so that the sliding path of the intermediate lever 52 can be effectively fixed due to the fixed position of the driving lever 51.

Referring to fig. 4, the separating member 6 includes an elastic member 62 and a blocking plate 61, one end of the elastic member 62 abuts against the blocking plate 61, the other end of the elastic member 62 is connected to the mounting block 411 by adhesive, the elastic member 62 may be a spring or a leaf spring, but it is only an elastic element with certain elasticity, and the leaf spring is selected in this embodiment. The blocking plate 61 is slidably disposed on the mounting block 411, and a sliding direction of the blocking plate 61 is perpendicular to an elastic direction of the elastic member 62. The guide hole 71 communicates with the penetration hole 4111, and both the guide hole 71 and the penetration hole 4111 are kidney-shaped holes. The intermediate lever 52 is sleeved with a pushing plate 511, and the pushing plate 511 is used for driving the blocking plate 61 to slide and is abutted with the elastic piece 62.

When the engaging block 412 is engaged with the engaging slot 422, the pushing plate 511 and the blocking plate 61 are located on the same horizontal plane, and when the engaging block 412 and the engaging slot 422 need to be separated, the mounting block 411 is slid to make the pushing plate 511 abut against the blocking plate 61 and push the blocking plate 61 until the pushing plate 511 abuts against the elastic member 62, and then under the elastic force of the elastic member 62, the middle rod 52 slides close to the bottom wall of the mounting slot 421, so that the engaging block 412 is separated from the engaging slot 422, and then the mounting block 411 slides away from the bottom wall of the mounting slot 421, and through the cooperation of the first magnet 512 and the second magnet 521, the mounting block 411 is not easy to be directly separated from the mounting slot 421, and the possibility that the connecting assembly 4 directly falls off to cause damage is reduced.

The implementation principle of the walking-type steel box girder pushing system in the embodiment of the application is as follows: connect interim mound 12 and tubular pile basis 13 through cable 31, through the setting of locating piece 43 and constant head tank 121, make coupling assembling 4 stable connection on interim mound 12, improve the connection stability of interim mound 12 and tubular pile basis 13, and simultaneously, through the setting of installation piece 411 and block 412, make coupling assembling 4 and the detachable connection of interim mound 12, can build at frame 1 and accomplish back installation cable 31, the user is easy and simple to handle, and frame 1 is prefabricated comparatively simple, furthermore, be convenient for follow-up frame 1 and cable 31 accomodate.

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

1. The utility model provides a walking steel box girder top pushes away system, includes frame (1) and sets up top pushing equipment (2) on frame (1), frame (1) includes tubular pile basis (13) and interim mound (12), its characterized in that: be equipped with fixed subassembly (3) on interim mound (12), fixed subassembly (3) include cable (31), the one end of cable (31) links to each other with interim mound (12), the other end of cable (31) links to each other with tubular pile basis (13), be equipped with coupling assembling (4) on cable (31), coupling assembling (4) are used for connecting cable (31) and interim mound (12).

2. The walking-type steel box girder jacking system of claim 1, wherein: coupling assembling (4) are including connecting plate (41) and lockplate (42), cladding in interim mound (12) periphery after connecting plate (41) and lockplate (42), the one end that lockplate (42) were kept away from in connecting plate (41) is equipped with installation piece (411) and block piece (412), block piece (412) slide to be set up on installation piece (411), be equipped with mounting groove (421) and block groove (422) on lockplate (42), mounting groove (421) are used for supplying installation piece (411) gomphosis, block groove (422) are used for supplying block piece (412) gomphosis, be equipped with on lockplate (42) and be used for driving piece (5) of block piece (412) and block groove (422) gomphosis, be equipped with on connecting plate (41) and be used for driving block piece (6) and block groove (422) separation of block piece (412).

3. The walking-type steel box girder jacking system of claim 2, wherein: the clamping block (412) is provided with a sliding block (4121), the mounting block (411) is provided with a sliding groove (4112), and the sliding groove (4112) is used for sliding connection of the sliding block (4121).

4. The walking-type steel box girder jacking system of claim 2, wherein: the driving piece (5) comprises a connecting rod (53) and a driving rod (51), the driving rod (51) is arranged on the locking plate (42), the connecting rod (53) is connected to the installation block (411) in a rotating mode, one end of the connecting rod (53) is connected to the clamping block (412) in a rotating mode, the other end of the connecting rod (53) is connected with an intermediate rod (52) in a rotating mode, the intermediate rod (52) is arranged on the installation block (411) in a sliding mode, and the sliding direction of the intermediate rod (52) is parallel to the central axis of the driving rod (51).

5. The walking-type steel box girder jacking system of claim 4, wherein: the mounting block (411) is internally provided with an erection plate (7), a guide hole (71) is formed in the erection plate (7), and the guide hole (71) is used for the middle rod (52) to penetrate and move.

6. The walking-type steel box girder jacking system of claim 4, wherein: separator (6) include elastic component (62) and block board (61), the one end of elastic component (62) links to each other with installation piece (411), the other end and the block board (61) butt of elastic component (62), block board (61) and slide and set up on installation piece (411), the slip direction perpendicular to elastic component (62)'s of block board (61) elasticity direction, be connected with on intermediate lever (52) and pass board (511), pass board (511) are used for promoting and block board (61) and make elastic component (62) drive intermediate lever (52) and be close to the sliding of bottom wall in mounting groove (421).

7. The walking-type steel box girder jacking system of claim 4, wherein: the driving rod (51) is provided with a first magnet (512), the middle rod (52) is provided with a second magnet (521), and the first magnet (512) and the second magnet (521) attract each other.

8. The walking-type steel box girder jacking system of claim 1, wherein: all be equipped with locating piece (43) on connecting plate (41) and lockplate (42), be equipped with constant head tank (121) on interim mound (12), constant head tank (121) are used for supplying locating piece (43) gomphosis.