CN207793848U - Prefabricated pier, plate tubular Crossing brace connection structure - Google Patents

Abstract

The utility model is related to a kind of prefabricated piers, plate tubular Crossing brace connection structure, it is bolted by tubular Crossing brace with connecting between precast concrete beam slab and concrete knoll, tubular Crossing brace lower end is set in pier top cavity, tubular Crossing brace is by backing board, trepanning cylinder and ring flange are welded to form, backing board is arranged in parallel with ring flange, trepanning cylinder is welded between backing board and ring flange, ring flange is parallel to the setting of precast concrete beam slab, connect bolt-through bolt hole, upper end is anchored at the top of precast concrete beam slab, anchoring lower ends are on ring flange, concrete perfusion after bolt hole is blocked with tubular Crossing brace periphery, realize prefabricated pier, plate quickly connects.Compared with prior art, the utility model simplifies connecting structure, substantially reduces site workload, and the building site for realizing prefabrication concrete component quickly connects, and has pushed the development of highway industrialization building technology.

Description

Prefabricated pier, plate tubular Crossing brace connection structure

Technical field

The utility model belongs to technical field of civil engineering, and in particular to a kind of prefabricated pier, plate tubular Crossing brace connection knot Structure.

Background technology

Currently, using the viewpoint of structuring, industrialized pattern, scale, seriation level on, implement few soil, Without soil, efficient, low price engineering construction, just become the developing direction of China's green highway construction.Wherein, small structures lightness Complete set technology is to implement the key component of green highway construction, highway industrialization construction.By exploring for many years, although this technology Tremendous development is obtained, demonstration effect is good, but still remains many deficiencies：As scale build insufficient, critical structures are vacant, Controlling construction lag and theoretical property, which are broken through, to be lacked.

Quick, efficient connection between precast concrete is always the problem in domestic design, construction, especially not Similar shape precast concrete：Using the cast-in-place connection type of tradition, temporary facility is more, and workload is excessive；Using traditional stem grafting Or the connection types such as splicing, it needs to be used cooperatively with various connectors, and the prefabricated and installation deviation of precast concrete Usually so that the contraposition of connector is very difficult, cause that prefabricated, difficulty of construction is big, industrialization construction advantage reduces, connection effect Also it is difficult to ensure.

Utility model content

The purpose of this utility model is exactly to provide a kind of prefabricated pier, plate to overcome the problems of the above-mentioned prior art Tubular Crossing brace connection structure.

The purpose of this utility model can be achieved through the following technical solutions：

A kind of prefabricated pier, plate tubular Crossing brace connection structure, for realizing precast concrete beam slab and concrete knoll Connection, vertically communicated bolt hole is offered on the precast concrete beam slab, precast concrete pier top portion is equipped with pier Head space chamber is bolted by tubular Crossing brace with connecting between the precast concrete beam slab and concrete knoll, described Tubular Crossing brace lower end is set in pier top cavity, and the tubular Crossing brace is welded to form by backing board, trepanning cylinder and ring flange, The backing board is arranged in parallel with ring flange, and the trepanning cylinder is welded between backing board and ring flange, and the ring flange is parallel It is arranged in precast concrete beam slab, the connection bolt-through bolt hole, upper end is anchored at the top of the precast concrete beam slab, Anchoring lower ends are on the ring flange, concrete perfusion after the bolt hole is blocked with tubular Crossing brace periphery, realize prefabricated pier, Plate quickly connects.

In an embodiment of the utility model, the bolt hole internal diameter is bigger by 30 than the connection bolt outer diameter~ 50mm, being mainly used for adapting to the longitudinal and transverse gradient of precast concrete beam slab setting influences, and reserves the reperfusion space of concrete.

In an embodiment of the utility model, the tubular Crossing brace is steel structure, is opened on the trepanning cylinder Equipped with circle trepanning.The tubular Crossing brace can be up and down in the pier top cavity in assembly, is suitable between prefabricated pier, plate Vertical installation deviation.

In an embodiment of the utility model, the round trepanning is provided with 4 groups, respectively along tubular Crossing brace appearance Face is vertically arranged, and the angle that two adjacent groups are justified between trepanning is 90 °.

In an embodiment of the utility model, the tubular Crossing brace is welded by 4 pieces of arc panels, the circle Trepanning is opened in the weld of two neighboring arc panel.

In an embodiment of the utility model, the trepanning cylinder outer diameter is smaller by 50 than the pier top cavity inside diameter size ~100mm is mainly used for adapting to being horizontally mounted deviation between prefabricated pier, plate.

In an embodiment of the utility model, the pier top cavity inner wall is convex-concave inner wall.

In an embodiment of the utility model, after the tubular Crossing brace placement and pier top cavity, in pier top sky Intra-bladder instillation concrete.

The connection of the tubular Crossing brace and the precast concrete pier top passes through circle trepanning and pier top sky on trepanning cylinder The convex-concave inner wall of chamber and the pressure of concrete perfusion, the effect of cutting are realized.

In an embodiment of the utility model, upper end is anchored in setting and exists after the connection bolt-through bolt hole On bolt backing plate at the top of precast concrete beam slab.

In an embodiment of the utility model, 4 connection bolts are connected on a tubular Crossing brace.

The utility model proposes the new Joining Structures between a kind of precast concrete, eliminate the cast-in-place company of tradition The drawback that binding structure temporary facility is more, site workload is big overcomes the contraposition of the connection structures connector such as traditional stem grafting or splicing Difficulty, prefabricated, difficulty of construction increase, the disadvantage that prefabricated advantage reduces and connection effect is bad.

Compared with prior art, the utility model simplifies the connecting structure between precast concrete, substantially reduces Site workload, the building site for realizing prefabrication concrete component quickly connect, and have pushed highway industrialization building technology Development.

Description of the drawings

Fig. 1 is assembling beam and slab type pavement structure schematic diagram；

Fig. 2 is the prefabricated pier of the utility model, plate tubular Crossing brace attachment structure schematic diagram；

Fig. 3 is tubular Crossing brace dimensional structure diagram one；

Fig. 4 is tubular Crossing brace dimensional structure diagram two.

In figure：1- precast concrete beam slabs；2- bolts hole；3- connection bolts；4- concrete knolls；5- pier top cavitys； 6- tubular Crossing braces；7- bolt backing plates；8- ring flanges；9- trepanning cylinders；10- backing boards；11- justifies trepanning；12- convex-concave inner walls.

Specific implementation mode

A kind of prefabricated pier, plate tubular Crossing brace connection structure, as Figure 1-Figure 4, for realizing precast concrete beam slab 1 With the connection of concrete knoll 4, vertically communicated bolt hole 2, concrete knoll 4 are offered on precast concrete beam slab 1 Top be equipped with pier top cavity 5, between precast concrete beam slab 1 and concrete knoll 4 by tubular Crossing brace 6 with connect bolt 3 connections, 6 lower end of tubular Crossing brace are set in pier top cavity 5, and tubular Crossing brace 6 is by backing board 10, trepanning cylinder 9 and ring flange 8 It is welded to form, backing board 10 is arranged in parallel with ring flange 8, and trepanning cylinder 9 is welded between backing board 10 and ring flange 8, ring flange 8 It is parallel to the setting of precast concrete beam slab 1, connection bolt 3 runs through bolt hole 2, and upper end is anchored in 1 top of precast concrete beam slab, For anchoring lower ends on ring flange 8, concrete perfusion after bolt hole 2 is blocked with 6 periphery of tubular Crossing brace realizes that prefabricated pier, plate are fast Speed connection.

Wherein, 2 internal diameter of bolt hole is bigger 30~50mm than connection 3 outer diameter of bolt, is mainly used for adapting to precast concrete beam slab 1 The longitudinal and transverse gradient being arranged influences, and reserves the reperfusion space of concrete.

Wherein, tubular Crossing brace 6 is steel structure, and round trepanning 11 is offered on trepanning cylinder 9.Tubular Crossing brace 6 is in assembly When can be up and down in pier top cavity 5, the vertical installation deviation being suitable between prefabricated pier, plate.

Wherein, circle trepanning 11 is provided with 4 groups, is vertically arranged respectively along 6 outer surface of tubular Crossing brace, and two adjacent groups justify trepanning Angle between 11 is 90 °.

Wherein, tubular Crossing brace 6 is welded by 4 pieces of arc panels, and circle trepanning 11 is opened in the weldering of two neighboring arc panel Meet place.

Wherein, 9 outer diameter of trepanning cylinder is smaller 50~100mm than 5 internal diameter size of pier top cavity, is mainly used for adapting to prefabricated It is horizontally mounted deviation between pier, plate.

Wherein, 5 inner wall of pier top cavity is convex-concave inner wall 12.After the placement of tubular Crossing brace 6 and pier top cavity 5, in pier top sky Concrete perfusion in chamber 5.The connection of tubular Crossing brace 6 and precast concrete pier top passes through circle trepanning 11 and pier on trepanning cylinder 9 The convex-concave inner wall 12 of head space chamber 5 is realized with the pressure of concrete perfusion, the effect of cutting.

Wherein, connection bolt 3 is anchored in the bolt being arranged at 1 top of precast concrete beam slab through upper end after bolt hole 2 On backing plate 7.

Wherein, 4 connection bolts 3 are connected on a tubular Crossing brace 6.

It is more, existing to eliminate the cast-in-place connection structure temporary facility of tradition for new Joining Structure between precast concrete The drawbacks of field heavy workload, the connection structures connector such as traditional stem grafting or splicing contraposition difficulty is overcome, prefabricated, difficulty of construction adds Greatly, the disadvantage that prefabricated advantage reduces and connection effect is bad.

The utility model is described in detail in the following with reference to the drawings and specific embodiments.

Embodiment 1

Such as Fig. 1, to adapt to, green highway industrialization is built in standardization, systematization, modularization, the development in assembling are wanted It asks, design proposes a kind of novel assembling beam and slab type road surface, and agent structure includes the precast concrete beam slab of one group of 500mm high The tubular concrete knoll 4 of a 1 and exclusive diameter 600mm, internal diameter 380mm.The building site how to carry out between prefabricated pier, plate is quick Connection is design, the problem faced of constructing.

Such as Fig. 2, Fig. 3, Fig. 4, design pointedly proposes a kind of prefabricated pier, plate tubular Crossing brace connection structure,

Vertically communicated bolt hole 2 is offered on precast concrete beam slab 1, it is empty that 4 top of concrete knoll is equipped with pier top Chamber 5 is connected by tubular Crossing brace 6 with bolt 3 is connect between precast concrete beam slab 1 and concrete knoll 4, tubular shearing It supports 6 lower ends to be set in pier top cavity 5, tubular Crossing brace 6 is welded to form by backing board 10, trepanning cylinder 9 and ring flange 8, collet Plate 10 is arranged in parallel with ring flange 8, and trepanning cylinder 9 is welded between backing board 10 and ring flange 8, and ring flange 8 is parallel to prefabricated mixed Solidifying soil beam slab 1 is arranged, and connection bolt 3 runs through bolt hole 2, and upper end is anchored in 1 top of precast concrete beam slab, and anchoring lower ends are in method On blue disk 8, concrete perfusion after bolt hole 2 is blocked with 6 periphery of tubular Crossing brace realizes that prefabricated pier, plate quickly connect.

Such as Fig. 2, Fig. 3, Fig. 4,2 diameter 55mm of bolt hole, the diameter than M24 connections bolt 3 is big 31mm, is suitable for prefabricated board Influence of the longitudinal and transverse gradient being arranged to horizontal installation position about 10mm, and reserve the reperfusion space of concrete.

Such as Fig. 3, Fig. 4, tubular Crossing brace 6 is steel structure, is welded to form by ring flange 8, trepanning cylinder 9, backing board 10, It can be up and down in the pier top cavity 5 of concrete knoll 4 when assembled.Tubular Crossing brace 6 is set to the standard in pier top cavity 5 Length is 1m, is suitable for being not more than the vertical installation deviations of 200mm between prefabricated pier, plate.

Such as Fig. 3, Fig. 4, tubular Crossing brace 6 outer diameter 280mm is smaller 100mm than 5 diameter of pier top cavity, is suitable for prefabricated pier, plate Between no more than 50mm be horizontally mounted deviation.

Such as Fig. 3, Fig. 4, connection structure is after installation is complete, blocks bolt hole 2 and 6 periphery of tubular Crossing brace, concrete perfusion, Form pier, plate quickly connects.Pass through diameter 55mm on trepanning cylinder 9, the circle trepanning 11 of normal pitch 200mm and pier top cavity 5 The pressure of convex-concave inner wall 12 and concrete perfusion, the effect of cutting, the tubular Crossing brace 6 after adjustment positioning are realized and concrete knoll 4 Pier top is reliably connected.

It is connected using this structure, precast concrete beam slab muscle is lossless, prefabricated, difficulty of construction is small, and temporary facility uses Few, site workload reduces, and construction efficiency improves.It industrializes prefabricated advantage drop to be played, the connection safety of prefabricated components Reliably.

Practicality can be understood and used the above description of the embodiments is intended to facilitate those skilled in the art It is novel.Person skilled in the art obviously easily can make various modifications to these embodiments, and illustrating herein General Principle be applied in other embodiment without having to go through creative labor.Therefore, the utility model is not limited to above-mentioned Embodiment, those skilled in the art's announcement according to the present utility model, do not depart from improvement that the utility model scope is made and Modification should be all within the protection scope of the utility model.

Claims (10)

1. a kind of prefabricated pier, plate tubular Crossing brace connection structure, for realizing precast concrete beam slab (1) and concrete knoll (4) connection, which is characterized in that vertically communicated bolt hole (2) is offered on the precast concrete beam slab (1), it is described pre- It is equipped with pier top cavity (5) at the top of concrete pier (4) processed, leads between the precast concrete beam slab (1) and concrete knoll (4) It crosses tubular Crossing brace (6) and is set in pier top cavity (5) with bolt (3) connection, tubular Crossing brace (6) lower end is connect, institute It states tubular Crossing brace (6) to be welded to form by backing board (10), trepanning cylinder (9) and ring flange (8), the backing board (10) and flange Disk (8) is arranged in parallel, and the trepanning cylinder (9) is welded between backing board (10) and ring flange (8), and the ring flange (8) is parallel It is arranged in precast concrete beam slab (1), the connection bolt (3) runs through bolt hole (2), and upper end is anchored in the precast concrete At the top of beam slab (1), anchoring lower ends are on the ring flange (8).

2. a kind of prefabricated pier according to claim 1, plate tubular Crossing brace connection structure, which is characterized in that the bolt Hole (2) internal diameter is bigger 30~50mm than connection bolt (3) outer diameter.

3. a kind of prefabricated pier according to claim 1, plate tubular Crossing brace connection structure, which is characterized in that the tubular Crossing brace (6) is steel structure, and round trepanning (11) is offered on the trepanning cylinder (9).

4. a kind of prefabricated pier according to claim 3, plate tubular Crossing brace connection structure, which is characterized in that the circle is opened Hole (11) is provided with 4 groups, is vertically arranged respectively along tubular Crossing brace (6) outer surface, and two adjacent groups justify the folder between trepanning (11) Angle is 90 °.

5. a kind of prefabricated pier according to claim 4, plate tubular Crossing brace connection structure, which is characterized in that the tubular Crossing brace (6) is welded by 4 pieces of arc panels, and the round trepanning (11) is opened in the weld of two neighboring arc panel.

6. a kind of prefabricated pier according to claim 1, plate tubular Crossing brace connection structure, which is characterized in that the trepanning Cylinder (9) outer diameter is smaller 50~100mm than pier top cavity (5) internal diameter size.

7. a kind of prefabricated pier according to claim 1, plate tubular Crossing brace connection structure, which is characterized in that the pier top Cavity (5) inner wall is convex-concave inner wall (12).

8. a kind of prefabricated pier according to claim 1, plate tubular Crossing brace connection structure, which is characterized in that the tubular After Crossing brace (6) is positioned over pier top cavity (5), in pier top cavity (5) interior concrete perfusion.

9. a kind of prefabricated pier according to claim 1, plate tubular Crossing brace connection structure, which is characterized in that the connection Through bolt hole (2), upper end is anchored on the bolt backing plate (7) being arranged at the top of precast concrete beam slab (1) bolt (3) afterwards.

10. a kind of prefabricated pier according to claim 1, plate tubular Crossing brace connection structure, which is characterized in that a tubular 4 connection bolts (3) are connected on Crossing brace (6).