CN214832005U - Bridge construction is with dismantling pad roof beam - Google Patents

Abstract

The utility model relates to a bridge construction is with dismantling pad roof beam belongs to the technical field of bridge construction, including a plurality of shaped steel, can dismantle on the shaped steel and be fixed with a plurality of backup pads, be equipped with the fixed subassembly that is used for the fixed bolster on the shaped steel, be equipped with the coupling assembling that is used for connecting adjacent shaped steel on the shaped steel. According to the method, the connection relation of the connecting components is removed, so that the fixing state of the adjacent section steels is removed, the pad beam is decomposed into a plurality of section steels, and the carrying is convenient; the fixed relation of the fixed assembly is released, so that the supporting plate is separated from the section steel, the weight of the single section steel is reduced, the dismounting and the carrying are convenient, and the construction efficiency is better improved.

Description

Bridge construction is with dismantling pad roof beam

Technical Field

The application relates to the technical field of bridge construction, in particular to a detachable pad beam for bridge construction.

Background

In the bridge construction technology, there is a technology called a pushing construction technology. The bridge incremental launching construction means that a beam body is prefabricated or spliced at open places such as a bridge bank or an embankment, a fixed pier is installed below the beam body, and a sliding device is installed between the beam body and the fixed pier. And then the beam body is pushed to the corresponding position by using a jack. Convenient operation, wide application, and can effectively reduce the interference to the traffic under the bridge.

In the pushing process of the beam body, the beam body is firstly jacked up, then the sliding device is used for sliding and translating the beam body, then the beam body slowly descends to the fixed pier, and the step is repeated until the beam body smoothly reaches the set position. In the forward moving process of the beam body, due to the change of the length of the cantilever, the height difference between the bottom of the beam body and the top surface of the fixed pier can be changed, so that a pad beam needs to be added between the beam body and the fixed pier, and the pad beam usually adopts a pad block made of concrete to fill the gap between the beam body and the fixed pier.

In view of the above-mentioned related art, the inventor believes that a concrete pad beam structure has a large self-weight, is difficult to transport, and has a defect that the construction efficiency is affected.

SUMMERY OF THE UTILITY MODEL

In order to improve the concrete pad roof beam and be difficult to the transport, influence the problem of efficiency of construction, this application provides a bridge construction is with dismantling pad roof beam.

The application provides a pair of bridge construction is with dismantling pad roof beam adopts following technical scheme:

the utility model provides a bridge construction is with dismantling pad roof beam, includes a plurality of shaped steel, can dismantle on the shaped steel and be fixed with a plurality of backup pads, be equipped with the fixed subassembly that is used for the fixed bolster on the shaped steel, be equipped with the coupling assembling that is used for connecting adjacent shaped steel on the shaped steel.

By adopting the technical scheme, when the connecting assembly is disassembled, the connecting relation of the connecting assembly is removed, so that the fixing state between the adjacent section steels is removed, the pad beam is decomposed into a plurality of section steels, and the carrying is convenient; the fixed relation of the fixed assembly is released, so that the supporting plate is separated from the section steel, the weight of the single section steel is reduced, the disassembly and the transportation are convenient, and the construction efficiency is better improved.

Optionally, the fixing assembly comprises a guide block fixedly connected with the support plate, the guide block is connected with the section steel in a sliding manner, a folded edge is fixedly connected to the support plate, and the folded edge is fixedly connected with the section steel through a locking bolt.

By adopting the technical scheme, the guide block is in sliding connection with the profile steel, so that the mounting convenience of the support plate is improved conveniently; the locking bolt fixes the folded edge and the section steel, so that the fixing stability of the supporting plate is improved, and the deformation resistance of the section steel is better improved.

Optionally, each shaped steel is correspondingly provided with a positioning hole, the connecting assembly comprises a connecting rod penetrating through the positioning holes, and the connecting rod is provided with a connecting piece for fixing adjacent shaped steel.

Through adopting above-mentioned technical scheme, the locating hole is worn to locate by the connecting rod, improves the centering nature between each adjacent shaped steel, and the connecting piece is fixed adjacent shaped steel, improves the fixed stability between the adjacent shaped steel, convenient operation.

Optionally, a threaded section is arranged on the connecting rod, the connecting piece comprises a locking nut in threaded connection with the threaded section, and the locking nut is abutted against the corresponding section steel towards one side of the section steel.

Through adopting above-mentioned technical scheme, lock nut and screw thread section threaded connection, one side of lock nut with correspond the shaped steel butt, improve the connection stability between the adjacent shaped steel. When the connecting rod needs to be disassembled, only the locking nut needs to be unscrewed, and the connecting rod is pulled out of the section steel, so that the disassembling is convenient.

Optionally, coupling assembling includes the connecting block with shaped steel fixed connection, and is adjacent be equipped with the draw-in groove that is used for the joint connecting block on the shaped steel, be equipped with the retaining member that is used for fixed adjacent shaped steel on the shaped steel.

Through adopting above-mentioned technical scheme, connecting block and draw-in groove joint are convenient for carry on spacingly to shaped steel on along self width direction, and the retaining member is fixed adjacent shaped steel, and the shaped steel of being convenient for carries on spacingly along self length direction to improve the holistic fixed stability of shaped steel.

Optionally, the retaining member includes the post that slides with shaped steel sliding connection, wear to be equipped with the pole that slides on the shaped steel, be equipped with the drive on the shaped steel and slide the post towards the gliding first pressure spring of pole direction that slides, be equipped with the joint spare that prevents the pole that slides and return to smooth on the slip post.

Through adopting above-mentioned technical scheme, the elasticity drive of first pressure spring slides the post and slides towards the pole direction that slides, and the joint spare will slide the post fixed with the pole that slides, prevents that the pole that slides from taking place the risk of skidding back to improve the connection stability between the adjacent shaped steel.

Optionally, the joint spare include with the italic of sliding post fixed connection, the pole that slides is equipped with the chute that is used for with the italic joint towards one side of sliding post.

Through adopting above-mentioned technical scheme, the italic and chute joint improve the fixed stability of the pole that slides for the pole that slides can only follow the folk prescription and slide, can't return smooth, improves the connection stability of shaped steel betterly, convenient operation.

Optionally, backup pad and shaped steel sliding connection, fixed subassembly is including wearing to locate the screw rod of backup pad, the one end fixedly connected with hand wheel of backup pad is kept away from to the screw rod, the one end and the shaped steel threaded connection of backup pad are worn out to the screw rod, the cover is equipped with the second pressure spring on the screw rod, the one end and the backup pad butt of second pressure spring, the other end and hand wheel butt.

Through adopting above-mentioned technical scheme, the hand wheel rotates and drives the screw rod and rotate, and the screw rod is connected with shaped steel threaded connection, fixes the backup pad on shaped steel, and the elasticity of second pressure spring can play the cushioning effect to the backup pad, reduces backup pad and screw rod and the risk that stress concentration appears.

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

1. when the connecting assembly is disassembled, the connecting relation of the connecting assembly is removed, so that the fixing state between the adjacent section steels is removed, the pad beam is decomposed into a plurality of section steels, and the carrying is convenient; the fixing relation of the fixing component is released, so that the supporting plate is separated from the section steel, the weight of a single section steel is reduced, the disassembly and the transportation are convenient, and the construction efficiency is better improved;

2. the guide block is connected with the profile steel in a sliding manner, so that the mounting convenience of the support plate is improved; the locking bolt fixes the folded edge and the section steel, so that the fixing stability of the supporting plate is improved, and the deformation resistance of the section steel is better improved;

3. the hand wheel rotates and drives the screw rod to rotate, the screw rod is in threaded connection with the profile steel, the supporting plate is fixed on the profile steel, the elastic force of the second pressure spring can play a buffering role in the supporting plate, and the risk of stress concentration of the supporting plate and the screw rod is reduced.

Drawings

Fig. 1 is a schematic structural view of the entire pad beam in embodiment 1 of the present application.

Fig. 2 is an exploded view for embodying a fixing member in embodiment 1 of the present application.

Fig. 3 is an exploded view for embodying the connecting member in embodiment 1 of the present application.

Fig. 4 is an exploded view for embodying the fixing member in embodiment 2 of the present application.

Fig. 5 is a sectional view for embodying a locker in example 3 of the present application.

Fig. 6 is a partially enlarged view of a in fig. 5.

Description of reference numerals: 1. section steel; 11. a vertical plate; 111. positioning holes; 12. a horizontal plate; 121. a chute; 2. a support plate; 21. a first side plate; 211. folding edges; 22. a second side plate; 23. a third side plate; 231. a sliding hole; 24. a fourth side plate; 241. a slider; 3. a fixing assembly; 31. a guide block; 32. locking the bolt; 33. a screw; 34. a hand wheel; 35. a second pressure spring; 4. a connecting assembly; 41. a connecting rod; 411. a threaded segment; 42. a connecting member; 421. locking the nut; 43. connecting blocks; 44. a card slot; 45. a locking member; 451. sliding the column; 452. a slide bar; 4521. an orientation block; 453. a slide hole; 454. a first pressure spring; 456. a clamping piece; 4561. an italic; 4562. a chute.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Example 1:

the embodiment of the application discloses bridge construction is with dismantling pad beam. Referring to fig. 1, the detachable pad beam for bridge construction comprises a plurality of section steels 1, wherein a plurality of supporting plates 2 are detachably fixed on the section steels 1 along the length direction of the section steels 1, the supporting plates 2 mainly support the section steels 1 to improve the deformation resistance strength of the section steels 1, fixing assemblies 3 for fixing the supporting plates 2 are arranged on the section steels 1, and the fixing assemblies 3 can improve the fixing strength of the supporting plates 2 and prevent the supporting plates 2 from falling off from the section steels 1 to cause potential safety hazards; install the coupling assembling 4 that is used for connecting adjacent shaped steel 1 on shaped steel 1, coupling assembling 4 can fix each adjacent shaped steel 1 on the one hand, and on the other hand can effectively improve shaped steel 1's dismantlement convenience, along with piecing together, the transport is convenient, improves the efficiency of construction betterly.

Referring to fig. 2, the section steel 1 in the embodiment of the present application is H-shaped steel, which includes two horizontal plates 12 arranged in parallel and a vertical plate 11 arranged perpendicular to the two horizontal plates 12, and the vertical plate 11 is welded between the two horizontal plates 12 to form an H-shape. The support plate 2 in the embodiment of the present application includes two parallel arrangement's first curb plate 21 and the second curb plate 22 that sets up with the perpendicular welding of first curb plate 21, and first curb plate 21 and second curb plate 22 all are perpendicular with horizontal plate 12, and second curb plate 22 and vertical board 11 parallel arrangement. A plurality of sliding grooves 121 are formed in the horizontal plate 12 along the width direction of the horizontal plate, the fixing assembly 3 comprises a guide block 31 fixed to the first side plate 21 in a welded mode, and the guide block 31 is connected with the sliding grooves 121 in a sliding mode. The first side plate 21 and the second side plate 22 are integrally formed with a folded edge 211, the folded edge 211 is attached to the horizontal plate 12, and the folded edge 211 and the horizontal plate 12 are fixed through the locking bolt 32.

When dismantling backup pad 2 from shaped steel 1, only need loosen locking bolt 32 soon for first curb plate 21 and second curb plate 22 remove the stationary state with horizontal plate 12 respectively, then along the width direction of shaped steel 1 orientation keep away from vertical board 11's direction pulling first curb plate 21 and second curb plate 22, first curb plate 21 and second curb plate 22 break away from shaped steel 1 along the length direction of spout 121, it is convenient to dismantle, alleviate the dead weight, the constructor of being convenient for carries, improve the efficiency of construction betterly.

Referring to fig. 3, the vertical plates 11 are provided with positioning holes 111 at both ends in the length direction thereof, the connecting assembly 4 includes connecting rods 41 inserted into the positioning holes 111, the connecting rods 41 connect the vertical plates 11 in series, and the connecting rods 41 are provided with connecting members 42 for fixing the adjacent section steel 1. Threaded section 411 has been seted up along the length direction of self to connecting rod 41, and connecting piece 42 includes lock nut 421 with threaded section 411 threaded connection, and in this application embodiment, every vertical board 11 is along the both sides of self thickness direction and a lock nut 421 butt. The locking nut 421 is in threaded connection with the threaded section 411, so that the connecting rod 41 can be effectively fixed on the vertical plate 11, and adjacent horizontal plates 12 on adjacent H-shaped steel are mutually abutted and fixed. When each shaped steel 1 that needs will splice is dismantled, only need loosen lock nut 421 for connecting rod 41 and vertical board 11 remove fixed state, take connecting rod 41 out along the axis direction of locating hole 111, can accomplish disassembling of adjacent shaped steel 1, convenient operation, the transport of being convenient for further improves the efficiency of construction.

The implementation principle of the detachable pad beam for bridge construction in the embodiment of the application is as follows: when the bolster needs to be disassembled, an operator firstly unscrews the lock nut 421 from the connecting rod 41 by using a wrench, pulls the connecting rod 41 along the axial direction of the positioning hole 111, separates the connecting rod 41 from the positioning hole 111, and releases the connection relation among the section steels 1; then screw out locking bolt 32, pulling first curb plate 21 and second curb plate 22 and towards keeping away from vertical board 11 direction respectively and slide, finally lift first curb plate 21 and second curb plate 22 off from shaped steel 1, alleviate shaped steel 1's dead weight, it is convenient to dismantle, improves the efficiency of construction.

Example 2:

the embodiment of the application discloses bridge construction is with dismantling pad beam. The difference from the embodiment 1 is that: referring to fig. 4, the support plate 2 in the embodiment of the present application includes a third side plate 23 and a fourth side plate 24, the third side plate 23 and the fourth side plate 24 are welded in a crossing manner to form an "X" shaped plate, a sliding hole 231 is formed at the crossing position of the third side plate 23 and the fourth side plate 24, a slider 241 is integrally formed on one side of the third side plate 23 and one side of the fourth side plate 24 facing the horizontal plate 12, and the slider 241 is slidably connected to the sliding groove 121. The fixed subassembly 3 includes and wears to locate the screw rod 33 of the hole 231 that slides, and the screw rod 33 wears out the one end and the vertical board 11 threaded connection of screw hole, and the one end welding that the vertical board 11 was kept away from to screw rod 33 has hand wheel 34, and the cover is equipped with second pressure spring 35 on the screw rod 33, and the one end and the hand wheel 34 butt of second pressure spring 35, the other end and third curb plate 23 and the butt of fourth curb plate 24 reduce third curb plate 23, the risk that fourth curb plate 24 takes place the rigid collision with vertical board 11 respectively.

When the support plate 2 needs to be detached from the section steel 1, a constructor firstly rotates the hand wheel 34, the hand wheel 34 drives the screw 33 to rotate, the screw 33 is separated from the vertical plate 11, and the third side plate 23, the fourth side plate 24 and the section steel 1 are released from the fixed state; then the constructor pulls the third side plate 23 and the fourth side plate 24 towards the direction far away from the vertical plate 11, so that the third side plate 23 and the fourth side plate 24 are separated from the section steel 1, the self weight of the section steel 1 is reduced, and the operation is convenient.

Example 3:

the embodiment of the application discloses bridge construction is with dismantling pad beam. The difference from the embodiment 1 is that: referring to fig. 4, coupling assembling 4 includes connecting block 43 with horizontal plate 12 integrated into one piece, and connecting block 43 is located horizontal plate 12 on the one end lateral wall along self width direction, and connecting block 43 forms "T" style of calligraphy in this application embodiment, and draw-in groove 44 has been seted up to one side that connecting block 43 was kept away from to horizontal plate 12, and connecting block 43 and draw-in groove 44 sliding connection, draw-in groove 44 can carry on spacingly to connecting block 43 along the width direction of horizontal plate 12, improves the connection stability between the adjacent horizontal plate 12. The vertical plate 11 is provided with a locking member 45 for fixing the adjacent section steel 1.

Referring to fig. 5 and 6, the locking member 45 includes a sliding rod 452 slidably connected to the positioning hole 111, the sliding rod 452 is welded with an orientation block 4521 along a length direction thereof, the vertical plate 11 is provided with an orientation groove adapted to the orientation block 4521, the orientation block 4521 is used for preventing the sliding rod 452 from rotating in the positioning hole 111, the vertical plate 11 is provided with a sliding hole 453 along the length direction thereof, the sliding hole 453 is perpendicular to and communicated with the positioning hole 111, a sliding column 451 slides in the sliding hole 453, and the sliding column 451 is provided with a clamping member 456 for preventing the sliding rod 452 from sliding back. The clamp 456 includes an inclined body 4561 integrally formed with an end of the sliding column 451 facing the sliding rod 452, and in the embodiment of the present invention, a width of the inclined body 4561 at an end far away from the sliding rod 452 is greater than a width of the inclined body 4561 at an end near the sliding rod 452.

Referring to fig. 5 and 6, a first pressure spring 454 is welded to one end of the sliding column 451, which is far away from the inclined body 4561, and one end of the first pressure spring 454, which is far away from the sliding column 451, is welded and fixed to the bottom end of the sliding hole 453. A plurality of chutes 4562 have been seted up towards one side of sliding post 451 to slide pole 452, and the inclined plane of chute 4562 is laminated with the inclined plane of italic 4561 for slide pole 452 can only the unilateral slide, reduces slide pole 452 and returns gliding risk, and then improves slide pole 452's fixed stability, thereby improves the convenience of adjacent shaped steel 1 installation and dismantlement. During installation, the sliding rod 452 is inserted into the positioning hole 111, the elastic force of the pressure spring 454 drives the sliding column 451 to slide towards the direction close to the sliding rod 452, so that the inclined body 4561 is clamped with the inclined groove 4562, the sliding rod 452 is prevented from being withdrawn from the positioning hole 111, the fixing stability of the sliding rod 452 is improved, and the operation is convenient.

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 bridge construction is with dismantling pad roof beam, includes a plurality of shaped steel (1), its characterized in that: can dismantle on shaped steel (1) and be fixed with a plurality of backup pads (2), be equipped with fixed subassembly (3) for fixed stay board (2) on shaped steel (1), be equipped with coupling assembling (4) that are used for connecting adjacent shaped steel (1) on shaped steel (1).

2. The detachable pad beam for bridge construction according to claim 1, wherein: the fixing assembly (3) comprises a guide block (31) fixedly connected with the supporting plate (2), the guide block (31) is connected with the section steel (1) in a sliding mode, a folding edge (211) is fixedly connected to the supporting plate (2), and the folding edge (211) is fixedly connected with the section steel (1) through a locking bolt (32).

3. The detachable pad beam for bridge construction according to claim 1, wherein: each corresponding positioning hole (111) is arranged on the section steel (1), the connecting assembly (4) comprises a connecting rod (41) penetrating through the positioning hole (111), and a connecting piece (42) used for fixing the adjacent section steel (1) is arranged on the connecting rod (41).

4. The detachable pad beam for bridge construction according to claim 3, wherein: be equipped with screw thread section (411) on connecting rod (41), connecting piece (42) include with screw thread section (411) threaded connection's lock nut (421), one side and the corresponding shaped steel (1) butt of lock nut (421) towards shaped steel (1).

5. The detachable pad beam for bridge construction according to claim 1, wherein: coupling assembling (4) include with shaped steel (1) fixed connection's connecting block (43), adjacent be equipped with draw-in groove (44) that are used for joint connecting block (43) on shaped steel (1), be equipped with retaining member (45) that are used for fixed adjacent shaped steel (1) on shaped steel (1).

6. The detachable pad beam for bridge construction according to claim 5, wherein: retaining member (45) include with shaped steel (1) sliding connection's slip post (451), wear to be equipped with on shaped steel (1) and slide pole (452), be equipped with drive slip post (451) towards the gliding first pressure spring (454) of slip pole (452) direction on shaped steel (1), be equipped with on slip post (451) and prevent joint spare (456) that slide pole (452) slided back.

7. The detachable pad beam for bridge construction according to claim 6, wherein: the clamping piece (456) comprises an inclined body (4561) fixedly connected with the sliding column (451), and one side, facing the sliding column (451), of the sliding rod (452) is provided with a chute (4562) used for being clamped with the inclined body (4561).

8. The detachable pad beam for bridge construction according to claim 1, wherein: backup pad (2) and shaped steel (1) sliding connection, fixed subassembly (3) are including wearing to locate screw rod (33) of backup pad (2), one end fixedly connected with hand wheel (34) of backup pad (2) are kept away from in screw rod (33), the one end and shaped steel (1) threaded connection of backup pad (2) are worn out in screw rod (33), the cover is equipped with second pressure spring (35) on screw rod (33), the one end and backup pad (2) butt of second pressure spring (35), the other end and hand wheel (34) butt.

Images