CN208235707U - A kind of floated cross Crossing brace connection structure - Google Patents
A kind of floated cross Crossing brace connection structure Download PDFInfo
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- CN208235707U CN208235707U CN201820651743.9U CN201820651743U CN208235707U CN 208235707 U CN208235707 U CN 208235707U CN 201820651743 U CN201820651743 U CN 201820651743U CN 208235707 U CN208235707 U CN 208235707U
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Abstract
The utility model belongs to technical field of civil engineering, more particularly to a kind of floated cross Crossing brace connection structure, including the cross-shaped dagger being vertically arranged between precast concrete beam slab and tubular concrete knoll, side where the upper end of cross-shaped dagger to precast concrete beam slab is extended with connection bolt, and connection bolt passes through precast concrete beam slab and tightens fixation by nut；The lower end of cross-shaped dagger is plugged in the pier top cavity of concrete knoll, and concrete layer of the partition for support perfusion is preset in pier top cavity；The connection bolt realization precast concrete beam slab that the utility model is extended by cross-shaped dagger and its upper end is fixedly connected with concrete knoll, cross-shaped dagger and connection bolt are suitable for the rigging error between precast concrete beam slab and concrete knoll, being connected and fixed for precast concrete beam slab and concrete knoll can be realized in the concrete perfusion into pier top cavity after concrete setting.
Description
Technical field
The utility model belongs to technical field of civil engineering, and in particular to a kind of floated cross Crossing brace connection structure.
Background technique
Currently, using the viewpoint of structuring, industrialized mode, scale, seriation level on, efficiently, at a low price
The construction of highway engineering just becomes the developing direction of China's green highway construction.Wherein, small structures lightness complete set technology is
Realize the key component that green highway industrialization is built, by the exploration of many years, this technology has obtained significant progress, demonstration
It works well, but still remains many deficiencies, insufficient, critical structures are vacant, controlling construction as planningization is built
Lag and theoretical property, which are broken through, to be lacked.
Quick, efficient connection between precast concrete is always domestic design, the problem in construction, especially not
Similar shape precast concrete, using the cast-in-place connection type of tradition, temporary facility is more, heavy workload；Using traditional stem grafting or
The connection types such as splicing, need to be used cooperatively with various connectors, and the prefabricated and installation deviation of precast concrete is normal
Often make the contraposition of connector 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 the utility model is to overcome deficiencies in the prior art, provide a kind of floated cross Crossing brace connection
Structure, suitable for being connected and fixed for precast concrete beam slab in the prior art and concrete knoll.
To achieve the goals above, the utility model is achieved using following technical scheme:
A kind of floated cross Crossing brace connection structure, including be vertically arranged in precast concrete beam slab and tubular prefabricated mixed
Cross-shaped dagger between solidifying knoll, side where the upper end to precast concrete beam slab of the cross-shaped dagger are extended with connection spiral shell
Bolt, the connection bolt pass through precast concrete beam slab and tighten fixation by nut；
The lower end of the cross-shaped dagger is plugged in the pier top cavity of concrete knoll, and is preset in pier top cavity
There is concrete layer of the partition for support perfusion.
Preferably, the inner wall concave-convex surface of the pier top cavity, the partition are at least away from the accent distance of pier top cavity
1m。
Preferably, the cross-shaped dagger includes the of the first support plate and the first support plate two sides plate face vertical welding
Two, third support plate, and two sides along the plate length direction of the first support plate and second, third support plate are far from the first support plate
Side be fixed with mounting plate, be equipped with the plate of first, second, third support plate spaced apart along its plate length direction
Through-hole, and cross support plate is fixed with far from the end of connection bolt in the first, second, third support plate；
The width of first support plate is less than the internal diameter of the pier top cavity of concrete knoll.
Preferably, the upper end of the cross-shaped dagger is welded with ring flange, ring flange with connect the lower end of bolt by nut
Anchoring.
Preferably, the precast concrete beam slab is equipped with bolt hole and passes through for connection bolt, and the hole of the bolt hole
Diameter is greater than the diameter of connection bolt.
Preferably, the upper face of the precast concrete beam slab is equipped with bolt backing plate for connection bolt anchoring.
Compared with prior art, the utility model has following technical effect that
In the utility model, precast concrete beam is realized by the extended connection bolt of cross-shaped dagger and its upper end
Plate is fixedly connected with concrete knoll, and cross-shaped dagger is suitable for precast concrete beam slab and concrete with bolt is connect
Rigging error between knoll, the concrete perfusion into the pier top cavity of cross-shaped dagger and concrete knoll, to concrete
Being connected and fixed for precast concrete beam slab and concrete knoll can be realized after solidification；
The temporary facility that the utility model eliminates traditional cast-in-place connection structure is more, the big drawback of site workload, gram
The contraposition for having taken the connection structures such as traditional stem grafting or splicing is difficult, and prefabricated, difficulty of construction is big, and prefabricated advantage reduces and connection
Ineffective disadvantage；
The utility model simplifies the connecting structure between precast concrete, and the work at scene greatly reduces
Amount, the building site for realizing prefabrication concrete component quickly connects.
Detailed description of the invention
Fig. 1 is the schematic diagram of floated cross Crossing brace connection structure provided by the utility model；
Fig. 2 is the schematic diagram of floated cross Crossing brace connection structure different perspectives provided by the utility model；
Fig. 3 is the schematic diagram of cross-shaped dagger；
Fig. 4 is the cross-sectional view of cross-shaped dagger；
Fig. 5 is the assembling peg board formula roadbed schematic diagram assembled using the utility model connection structure；
Figure label explanation: 1- precast concrete beam slab, 2- bolt hole, 3- connection bolt, 4- concrete knoll, 5- pier
Head space chamber, 6- cross-shaped dagger, the first support plate of 61-, the second support plate of 62-, 63- third support plate, 64- mounting plate, 65- are logical
Hole, 7- bolt backing plate, 8- ring flange, 10- cross support plate, 13- concrete layer, 14- partition.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
Face combines specific attached drawing, furthers elucidate the utility model.
Assembling peg board formula roadbed is to adapt to green highway industrialization and be built in standardization, systematization, modularization, dress
Demand for development with change and the new roadbed construction method of one kind proposed, main structure includes multiple precast concrete beam slabs 1
With tubular concrete knoll 4, formed by the factorial production, and precast concrete beam slab 1 and tubular concrete knoll 4
Connectivity problem be design, the faced problem of construction.
As shown in Figure 1,5, the utility model provides a kind of floated cross Crossing brace connection structure, including is vertically arranged
Cross-shaped dagger 6 between precast concrete beam slab 1 and tubular concrete knoll 4, the upper end of the cross-shaped dagger 6 to
1 place side of precast concrete beam slab is extended with connection bolt 3, and the connection bolt 3 passes through precast concrete beam slab 1 and by spiral shell
Mother tightens fixation；
The lower end of the cross-shaped dagger 6 is plugged in the pier top cavity 5 of concrete knoll 4, and in pier top cavity 5
It is preset with concrete layer 13 of the partition 14 for support perfusion.
In specific work progress, the connection bolt 3 on cross-shaped dagger 6 is passed through into precast concrete beam slab 1, and will
Fixation is tightened by nut in the upper end, then plants the lower end of cross-shaped dagger 6 into tubular concrete knoll 4, then to
Concrete perfusion in the pier top cavity 5 of 14 or more partition, the cross-shaped dagger 6 suspend in concrete in advance and with mixed
The solidification of soil is coagulated and fixed-type, to realize being connected and fixed for precast concrete beam slab 1 and concrete knoll 4.This reality
More, the big drawback of site operation amount with the novel temporary facility for having evaded traditional cast-in-place connection structure；Traditional do is omitted
The problem of contraposition for the connection structures such as connecing or being glued is difficult, and constructional difficulties high to prefabricated precision prescribed, improves the company of pier, plate
Efficiency is connect, and the effect connected is good, intensity is high.
Further, in the utility model, the inner wall concave-convex surface of the pier top cavity 5 so can be improved and pour
The connection effect of concrete and concrete knoll 4；Specifically, the concavo-convex inner wall can be for along pier top cavity 5
The circumferentially spaced lug boss of wall；Meanwhile accent distance of the partition 14 away from pier top cavity 5 is at least 1m, in this way, pouring
The height of concrete layer 13 be at least 1m, so, it is ensured that the bonding strength of cross hang column 6 and concrete knoll 4, position
In the concrete layer 13 in pier top cavity 5 mainly by the bearing capacity of cross-shaped dagger 6, the concrete knoll 4 that is subject to and prefabricated
The installation deviation influence of concrete beam plate 1 is smaller, has metastable length.
Further, in conjunction with shown in Fig. 2,3,4, in the utility model, the cross-shaped dagger 6 includes the first support plate
61 and 61 two sides plate face vertical welding of the first support plate second, third support plate 62,63, and it is long along the plate of the first support plate 61
The two sides in direction and second, third support plate 62,63 are fixed with mounting plate 64 far from the side of the first support plate 61, and described
One, it is equipped with along the spaced apart through-hole 65 of its plate length direction with the plate of second, third support plate 61,62,63, and first,
Second, third support plate 61,62,63 is fixed with cross support plate 10 far from the end of connection bolt；The setting of the through-hole 65
The concrete being cast on partition 14 can be allowed to be mutually communicated, so that it is guaranteed that good connection effect；The cross support plate
10 can be improved the contact area of cross-shaped dagger 6 Yu concrete layer 13, improve it with concrete layer 13 and cut pressure effect, thus really
Protect the bonding strength of cross-shaped dagger 6 and concrete knoll 4.
The width of first support plate 61 is less than the internal diameter of the pier top cavity 5 of concrete knoll 4.Specifically, this reality
In novel, the horizontal cross section dimension of cross-shaped dagger 6 is 280mm × 280mm, than the pier top cavity 5 of concrete knoll 4
The small 100mm of internal diameter, in this way, cross-shaped dagger 6 can have certain biasing in pier top cavity 5, to adapt to precast concrete
Deviation is horizontally mounted no more than 50mm between beam slab 1 and concrete knoll 4.
In the utility model, the convenience actually manufactured for convenience, the upper end of the cross-shaped dagger 6 is welded with ring flange
8, ring flange 8 is anchored with the lower end for connecting bolt 3 by nut, and the cross-shaped dagger 6 and ring flange 8 can individually machine-shapings
Be welded as a whole again, ring flange 8 facilitate cross-shaped dagger 6 with connect being connected and fixed for bolt 3.
In the utility model, the precast concrete beam slab 1 is equipped with bolt hole 2 and passes through for connection bolt 3, and the spiral shell
The aperture of keyhole 2 is greater than the diameter of connection bolt 3.Specifically, the aperture of the bolt hole 2 is 55mm, connection bolt 3 is used
M24 bolt, the direct big 31mm of the aperture ratio M24 bolt of the bolt hole 2, so as to adapt to precast concrete beam slab 1 it is vertical,
Influence of the transverse slope to horizontal installation position about 10mm, moreover, can also reserve the space of cement slurry in fill orifice.
In the utility model, the standard that the cross-shaped dagger 6 is plugged in the pier top cavity 5 of concrete knoll 4 is long
Degree is 0.5m, is suitable for being not more than the vertical installation deviation of 500mm between precast concrete beam slab 1 and concrete knoll 4.
Further, in the utility model, the upper face of the precast concrete beam slab 1 is equipped with bolt backing plate 7 for connection
Bolt 3 anchors.
In the utility model, by cross support plate 10, what is be arranged in the first, second, third support plate 61,62,63 is logical
The pressure of the concavo-convex inner wall of hole 65 and pier top cavity 5 and concrete layer 13, the effect of cutting, realize cross-shaped dagger 6 with it is prefabricated
Concrete pier 4 is reliably connected.
Floated cross Crossing brace connection structure provided by the utility model, the reinforcing bar of precast concrete beam slab 1 will not be by
Prefabricated, difficulty of construction is small to damage, temporary facility is few, and site workload reduces, and construction efficiency improves, and industrializes prefabricated excellent
Gesture is played, and the connection of prefabricated components is safe and reliable, is replaced quick and convenient.
The characteristics of basic principles and main features and the utility model of the utility model have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these changes and improvements are both fallen in the range of claimed invention.This is practical new
The claimed range of type is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of floated cross Crossing brace connection structure, it is characterised in that: including being vertically arranged in precast concrete beam slab (1)
With the cross-shaped dagger (6) between tubular concrete knoll (4), the upper end of the cross-shaped dagger (6) is to precast concrete
Side where beam slab (1) is extended with connection bolt (3), and the connection bolt (3) passes through precast concrete beam slab (1) and by nut
Tighten fixation；
The lower end of the cross-shaped dagger (6) is plugged in the pier top cavity (5) of concrete knoll (4), and in pier top cavity
(5) concrete layer (13) of partition (14) for support perfusion is preset in.
2. floated cross Crossing brace connection structure according to claim 1, it is characterised in that: the pier top cavity (5)
Inner wall concave-convex surface, the partition (14) away from pier top cavity (5) accent distance be at least 1m.
3. floated cross Crossing brace connection structure according to claim 2, it is characterised in that: the cross-shaped dagger
(6) second, third support plate including the first support plate (61) and the first support plate (61) two sides plate face vertical welding (62,
63), and along the two sides of the plate length direction of the first support plate (61) and second, third support plate (62,63) far from the first support
The side of plate (61) is fixed with mounting plate (64), and edge is equipped with the plate of first, second, third support plate (61,62,63)
Its spaced apart through-hole of plate length direction (65), and in the first, second, third support plate (61,62,63) far from connection bolt
End is fixed with cross support plate (10)；
The width of first support plate (61) is less than the internal diameter of the pier top cavity (5) of concrete knoll (4).
4. floated cross Crossing brace connection structure according to claim 3, it is characterised in that: the cross-shaped dagger
(6) upper end is welded with ring flange (8), and ring flange (8) is anchored with the lower end for connecting bolt (3) by nut.
5. floated cross Crossing brace connection structure according to claim 1, it is characterised in that: the precast concrete beam
Plate (1) is equipped with bolt hole (2) and passes through for connection bolt (3), and the aperture of the bolt hole (2) is greater than connection bolt (3)
Diameter.
6. floated cross Crossing brace connection structure according to claim 1, it is characterised in that: the precast concrete beam
The upper face of plate (1) is equipped with bolt backing plate (7) for connection bolt (3) anchoring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820651743.9U CN208235707U (en) | 2018-05-03 | 2018-05-03 | A kind of floated cross Crossing brace connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820651743.9U CN208235707U (en) | 2018-05-03 | 2018-05-03 | A kind of floated cross Crossing brace connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208235707U true CN208235707U (en) | 2018-12-14 |
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ID=64581871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820651743.9U Active CN208235707U (en) | 2018-05-03 | 2018-05-03 | A kind of floated cross Crossing brace connection structure |
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| Country | Link |
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| CN (1) | CN208235707U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914147A (en) * | 2021-10-29 | 2022-01-11 | 同济大学 | Convex-shaped assembled pile plate structure roadbed joint structure |
-
2018
- 2018-05-03 CN CN201820651743.9U patent/CN208235707U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914147A (en) * | 2021-10-29 | 2022-01-11 | 同济大学 | Convex-shaped assembled pile plate structure roadbed joint structure |
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