CN214737462U - Auxiliary assembly of bridge girder of turning - Google Patents

Abstract

The utility model discloses an auxiliary assembly of equipment of bridge girder steel of turning, including last carousel, lower carousel and ball pivot, the lower carousel is established in last carousel bottom, the ball pivot is established between last carousel and lower carousel, go up the fixed a plurality of support columns that are equipped with in carousel bottom, a plurality of first through-holes have all been seted up to a plurality of support column inside, the support column external fixation is equipped with the iron box, a plurality of second through-holes have been seted up on the iron box, the second through-hole is linked together with first through-hole, the ring groove that corresponds with the support column is seted up at carousel top down, the fixed chase that is equipped with of ring inslot wall, the chase contacts with the iron box. The utility model discloses an outside iron box of ring groove inner wall and support column and chase play and reduce the effect of friction power to ring groove and support column, reduce the card dead circumstances that can appear at the tractive in-process, and this method is with low costs, and work efficiency is high.

Description

Auxiliary assembly of bridge girder of turning

Technical Field

The utility model relates to a bridge technical field that turns, more specifically says, the utility model relates to an auxiliary assembly of equipment of bridge girder steel turns.

Background

The bridge turning construction process is suitable for construction of single-hole or multi-hole reinforced concrete bridges with large span, and is particularly suitable for construction limited sites such as deep valley crossing, water depth rush, highway and railway interchange, scenic resort, natural protection areas and the like. Usually, on both banks or proper positions of a river, half bridges are prefabricated by using terrains, then a bridge structure is used as a rotating body, and traction equipment such as a continuous jack is used for respectively folding the two half bridges to the axial line position of a bridge position to form a bridge. Specifically, a rotary supporting system consisting of an upper rotary table and a lower rotary table is arranged between the bridge and the pier, spherical hinges are arranged at the axle centers of the upper rotary table and the lower rotary table, meanwhile, in order to prevent the bridge body from generating an unbalanced inclination phenomenon during rotation, a plurality of groups of supporting feet are uniformly arranged at the bottom of the upper rotary table, and corresponding annular supporting foot slideways are arranged on the lower rotary table. When the bridge rotates, the steel cable of the continuous jack is fixed on the periphery of the upper turntable for traction, so that the upper turntable rotates to a preset position around the spherical hinge. The rotating process is simple, convenient, feasible, safe and reliable, but when the bridge body is unbalanced and inclined, the supporting feet are in contact with the slide ways and are clamped, and a boosting system needs to be installed in time to provide auxiliary rotating force for the bridge rotating body, so that the bridge can be smoothly rotated in place. However, the existing boosting system is complex in structure and difficult to install, and brings inconvenience to construction.

Chinese patent with patent application number CN211006379U discloses a simple and easy assembled boosting device that bridge rotor was used, including last carousel and lower carousel, the axle center department of going up carousel and lower carousel is provided with the ball pivot, and the bottom of going up the carousel evenly is provided with the multiunit spike, be provided with down on the carousel with the corresponding annular spike slide in spike position, the inside and outside both sides of annular spike slide are provided with many pairs of concrete mount pad, and are in pairs be connected with the distribution roof beam of cross-over connection in annular spike slide top through the detachable mode on the concrete mount pad, install the pneumatic cylinder on the distribution roof beam, the tailpiece of the piston rod portion of pneumatic cylinder is connected with and is used for promoting the power transmission head of spike, the head shape and the spike looks adaptation of power transmission head. The utility model discloses simple structure easily makes, and the installation of being convenient for, convenient to use can cyclic utilization, can assemble the completion fast in nervous turn time, and labour saving and time saving guarantees going on smoothly of construction.

However, the patent also has the following disadvantages: the rotation of the upper rotary table is easy to cause the blocking condition, the working efficiency is influenced, and the driving force of the hydraulic cylinder is used for enabling the bridge to smoothly rotate in place, but the cost is too high.

Therefore, it is necessary to provide an auxiliary device for assembling a girder of a swivel bridge to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an auxiliary assembly of equipment of bridge girder steel of turning plays the effect of reducing friction power to ring groove and support column through ring inslot wall and the outside iron box of support column and chase, reduces the card dead circumstances that can appear at the tractive in-process, and this method is with low costs, and work efficiency is high.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an auxiliary assembly of equipment of bridge girder steel that turns, includes carousel, lower carousel and ball pivot, the lower carousel is established in last carousel bottom, the ball pivot is established between last carousel and lower carousel, go up the fixed a plurality of support columns that are equipped with in carousel bottom, a plurality of first through-holes have all been seted up to a plurality of support column inside, the support column external fixation is equipped with the iron box, a plurality of second through-holes have been seted up on the iron box, the second through-hole is linked together with first through-hole, the ring groove that corresponds with the support column is seted up at carousel top down, the fixed chase that is equipped with of ring inslot wall, the chase contacts with the iron box.

In a preferred embodiment, an L-shaped plate is fixedly arranged at the rear side of the supporting column.

In a preferred embodiment, a plurality of springs are fixedly arranged at the bottom of the L-shaped plate.

In a preferred embodiment, the bottom of the plurality of springs is fixedly provided with a connecting plate, and the connecting plate is arranged at the rear side of the iron box.

In a preferred embodiment, a sponge is fixedly arranged at the bottom of the connecting plate, and the sponge is arranged at the rear side of the iron box.

In a preferred embodiment, a circular first through hole is formed in the L-shaped plate, and a bolt is arranged in the circular first through hole.

In a preferred embodiment, a circular groove corresponding to the circular first through hole is formed in one side of the supporting column, the bolt is arranged in the circular groove, and the bolt penetrates through the circular first through hole and extends into the circular groove to be movably connected with the L-shaped plate and the supporting column through threads.

The utility model discloses a technological effect and advantage:

1. the utility model has the advantages that the iron box and the iron frame on the inner wall of the circular ring groove and the outer part of the support column play the role of reducing friction force on the circular ring groove and the support column, thereby reducing the blocking condition which can occur in the traction process, and the method has low cost and high working efficiency;

2. the utility model discloses an inside first through-hole that is equipped with of support column can pour lubricating oil into from the inside first through-hole of seting up of support column to reduce the frictional force between iron box and the chase, further prevent that the dead condition of card from appearing, lubricating oil flows in between iron box and the chase through first through-hole, rotates the rotation that the in-process can be smooth through lubricating oil, and the sponge of support column rear side can be rotated the back and siphoned unnecessary lubricating oil on with the chase.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a schematic view of the structure of the support pillar of the present invention.

Fig. 4 is a schematic structural view of the L-shaped plate of the present invention.

Fig. 5 is a schematic view of the cross-sectional structure of the support pillar of the present invention.

Fig. 6 is an enlarged view of a portion B in fig. 5 according to the present invention.

The reference signs are: 1 go up carousel, 2 lower carousels, 3 ball hinges, 4 support columns, 5 first through-holes, 6 iron boxes, 7 ring grooves, 8 chase, 9 circular grooves, 10 circular first through-holes, 11 bolts, 12L shaped plate, 13 springs, 14 connecting plates, 15 sponges, 16 second through-holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

According to the auxiliary assembly of the equipment of turning bridge girder steel that fig. 1-6 show, including last carousel 1, lower carousel 2 and ball pivot 3, carousel 2 establishes in last carousel 1 bottom down, ball pivot 3 establishes between last carousel 1 and lower carousel 2, go up fixed a plurality of support columns 4 that are equipped with in carousel 1 bottom, a plurality of first through-holes 5 have all been seted up to a plurality of support columns 4 inside, support column 4 external fixation is equipped with iron box 6, a plurality of second through-holes 16 have been seted up on iron box 6, second through-hole 16 is linked together with first through-hole 5, the ring groove 7 that corresponds with support column 4 is seted up at 2 tops of carousel down, the fixed chase 8 that is equipped with of ring groove 7 inner wall, chase 8 contacts with iron box 6.

Furthermore, an L-shaped plate 12 is fixedly arranged at the rear side of the supporting column 4, and the L-shaped plate 12 is L-shaped and has a large contact area with the supporting column 4;

furthermore, a plurality of springs 13 are fixedly arranged at the bottom of the L-shaped plate 12, so that the sponge 15 and the connecting plate 14 can be more closely attached to the L-shaped plate 12;

further, a connecting plate 14 is fixedly arranged at the bottom of the plurality of springs 13, the connecting plate 14 is arranged at the rear side of the iron box 6, and the connecting plate 14 can be connected with the sponge 15 more tightly;

further, a sponge 15 is fixedly arranged at the bottom of the connecting plate 14, the sponge 15 is arranged at the rear side of the iron box 6, and redundant lubricating oil on the iron frame 8 can be sucked through the sponge 15;

furthermore, a circular first through hole 10 is formed in the L-shaped plate 12, and a bolt 11 is arranged inside the circular first through hole 10, so that the positions of the L-shaped plate 12 and the support column 4 can be conveniently fixed through the bolt 11;

further, support column 4 one side is equipped with circular recess 9 that corresponds with circular first through-hole 10, bolt 11 is established inside circular recess 9, bolt 11 runs through circular first through-hole 10 and extends to in circular recess 9 and pass through screw thread swing joint with L shaped plate 12 and support column 4, makes things convenient for the dismantlement of bolt 11 after the rotation is accomplished to it is together fixed with lower carousel 2 to utilize the concrete.

The utility model discloses the theory of operation: when the auxiliary device is used, the device is arranged between a bridge and a pier, and the axes of the upper turntable 1 and the lower turntable 2 are provided with the spherical hinges 3, so that the upper turntable 1 and the lower turntable 2 can form a rotatable system. Go up 1 bottom of carousel and be provided with support column 4, prevent to make the unbalanced condition of slope appear rotating, the circular ring groove 7 that lower carousel 2 top was seted up plays spacing effect when support column 4 removes, and circular ring groove 7 inner wall and support column 4 outside iron box 6 and chase 8 play the effect of reducing friction power to circular ring groove 7 and support column 4, reduce and appear blocking dead possibility rotating the in-process. Can pour lubricating oil in addition from the inside first through-hole 5 of seting up of support column 4, further prevent that the dead condition of card from appearing, lubricating oil flows in between iron box 6 and the chase 8 through first through-hole 5, in order to reduce the frictional force between iron box 6 and the chase 8, rotation that can be smooth through lubricating oil in-process rotates, sponge 15 of support column 4 rear side can absorb unnecessary lubricating oil on the chase 8 after rotating, after accomplishing the rotation, can rotate whole bolt 11 and make L shaped plate 12 and support column 4 separation, with L shaped plate 12, spring 13, connecting plate 14 and sponge 15 take out from circular ring groove 7 inside, in order to utilize the concrete to fix together last carousel 1 and lower carousel 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The utility model provides an auxiliary assembly of bridge girder steel turns, includes carousel (1), lower carousel (2) and ball pivot (3), establish in last carousel (1) bottom down carousel (2), ball pivot (3) are established at last carousel (1) and between lower carousel (2), its characterized in that: go up fixed a plurality of support columns (4) that are equipped with in carousel (1) bottom, a plurality of first through-holes (5) have all been seted up to a plurality of support columns (4) inside, support column (4) external fixation is equipped with iron box (6), a plurality of second through-holes (16) have been seted up on iron box (6), second through-hole (16) are linked together with first through-hole (5), ring groove (7) that correspond with support column (4) are seted up at carousel (2) top down, ring groove (7) inner wall is fixed and is equipped with chase (8), chase (8) contact with iron box (6).

2. The auxiliary equipment for the assembly of a swivel bridge steel girder according to claim 1, wherein: an L-shaped plate (12) is fixedly arranged at the rear side of the supporting column (4).

3. An auxiliary equipment for the assembly of a swivel bridge girder according to claim 2, wherein: the bottom of the L-shaped plate (12) is fixedly provided with a plurality of springs (13).

4. An auxiliary equipment for the assembly of a swivel bridge girder according to claim 3, wherein: and the bottoms of the springs (13) are fixedly provided with connecting plates (14), and the connecting plates (14) are arranged on the rear side of the iron box (6).

5. The auxiliary equipment for the assembly of a swivel bridge steel girder according to claim 4, wherein: sponge (15) are fixedly arranged at the bottom of the connecting plate (14), and the sponge (15) is arranged on the rear side of the iron box (6).

6. An auxiliary equipment for the assembly of a swivel bridge girder according to claim 2, wherein: a circular first through hole (10) is formed in the L-shaped plate (12), and a bolt (11) is arranged inside the circular first through hole (10).

7. The auxiliary equipment for the assembly of a swivel bridge steel girder according to claim 6, wherein: support column (4) one side is equipped with circular recess (9) that correspond with circular first through-hole (10), establish inside circular recess (9) bolt (11), bolt (11) run through circular first through-hole (10) and extend to circular recess (9) in pass through screw thread swing joint with L shaped plate (12) and support column (4).

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