CN212478074U - Can replace beam column connected node of formula of wrapping up in assembled concrete structure - Google Patents
Can replace beam column connected node of formula of wrapping up in assembled concrete structure Download PDFInfo
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- CN212478074U CN212478074U CN202020516741.6U CN202020516741U CN212478074U CN 212478074 U CN212478074 U CN 212478074U CN 202020516741 U CN202020516741 U CN 202020516741U CN 212478074 U CN212478074 U CN 212478074U
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Abstract
The utility model discloses a beam column connection node of a replaceable bond wrapping type fabricated concrete structure, which comprises a beam bond wrapping piece, a column bond wrapping piece, a beam adapter plate, a beam adapter embedded plate, a column adapter plate and a column adapter embedded plate; the beam gripping piece is made of deformed steel with grooves and convex teeth and is welded on a beam conversion joint plate with bolt holes; the column gripping piece is made of deformed steel with grooves and convex teeth, and the grooves and the convex teeth correspond to the convex teeth and the grooves in the beam gripping piece and are meshed with the convex teeth and the grooves; the bond wraps are welded to a column adapter plate with bolt holes; the beam adapter plate and the beam adapter pre-embedded plate, and the column adapter plate and the column adapter pre-embedded plate are connected through bolts, the beam adapter pre-embedded plate is fixedly connected with the beam, and the column adapter pre-embedded plate is fixedly connected with the column. The utility model discloses can solve sleeve grout required precision height, the inconvenient problem of ligature reinforcing bar construction.
Description
Technical Field
The utility model relates to a beam column connected node field, in particular to can replace beam column connected node of bond formula assembled concrete structure.
Background
The building industrialization is a novel building production mode which takes component prefabricated production and assembly type construction as production modes, is characterized by design standardization, component commercialization and construction mechanization, can integrate the whole industrial chains of design, production, construction and the like, and realizes sustainable development of building products with energy conservation, environmental protection and maximum value of the whole life cycle. The practice at home and abroad has also proved that the precast concrete structure is an ideal structure type for building industrialization, and the research and the application of the precast concrete structure are more and more emphasized.
China is one of the most serious countries in the world, and therefore faces a serious threat of earthquake disasters. The node connection of assembled structure is the weak link of reinforced concrete frame structure antidetonation, and the investigation of the earthquake damage of major earthquake at home and abroad shows: the destruction of the precast concrete frame structure is mainly manifested as the destruction of the connection between the respective members, and the resultant overall structural dispersion and collapse. Therefore, the connection among the prefabricated components is the research focus in the anti-seismic performance of the prefabricated concrete structure system, and is the premise and the foundation of the whole anti-seismic performance research of the structure.
The prior relevant technical regulations in China all adopt a post-pouring integral connection mode. The post-cast integral assembly structure follows the design principle of "cast-in-place is equallyd, and roof beam and post are prefabricated respectively, and node core area is cast-in-place, in order to satisfy the antidetonation designing requirement of" strong node ", pour the position (node core area) at the node secondary and can arrange a large amount of reinforcing bars, lead to the reinforcement difficulty, and the work procedure is complicated for the work progress, and the efficiency of construction is low, and node concrete placement is difficult closely knit.
Therefore, the research and development of the fabricated node which is suitable for the requirements of the fabricated concrete structure, good in seismic performance, convenient and fast to construct, good in error tolerance and convenient to process and manufacture has very important theoretical significance and application value.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of above-mentioned prior art, the utility model provides a removable bond formula assembled concrete beam column connected node. Can be used for connecting assembled concrete beam and concrete column, can solve the sleeve and grout the required high, the inconvenient problem of ligature reinforcing bar construction of precision.
The purpose of the utility model is realized through the following technical scheme: a beam column connection node of a replaceable holding and wrapping type fabricated concrete structure is characterized by comprising a beam holding and wrapping piece, a column holding and wrapping piece, a beam conversion joint plate, a beam conversion joint embedded plate, a column conversion joint embedded plate, a bolt, a sleeve and a bolt hole;
the beam gripping piece is made of deformed steel with a groove and a convex tooth and is fixedly connected to a beam conversion joint plate with a bolt hole; the column gripping piece is made of deformed steel with grooves and convex teeth, and the grooves and the convex teeth correspond to the convex teeth and the grooves in the beam gripping piece and are meshed with the convex teeth and the grooves; the column gripping piece is fixedly connected to a column adapter plate with bolt holes;
the beam adapter pre-embedded plate is provided with bolt holes and is fixedly connected with a plurality of anchoring steel bars, and the beam adapter pre-embedded plate and the beam are integrated through the anchoring steel bars; the column adapter pre-embedded plate is provided with a bolt hole and is fixedly connected with a plurality of anchoring steel bars, and the column adapter pre-embedded plate and the column are integrated through the anchoring steel bars;
the bolt is a threaded bolt, and the beam adapter plate and the beam adapter pre-embedded plate are connected through the bolt; the column adapter plate is connected with the column adapter embedded plate through a bolt, and the bolt extends into the sleeve;
the sleeve is a square or round steel cylinder with a built-in threaded hole and is fixedly connected to the beam adapter embedded plate and the column adapter embedded plate, the diameter of the internal threaded hole of the sleeve is matched with the diameter of the thread of the bolt and the screw rod, and the thread of the sleeve is meshed with the thread of the bolt.
Further, the hole diameter of the bolt hole is matched with the diameter of a screw rod of the bolt, the number of the holes of the bolt hole is consistent with the number of the bolts, and the holes are arranged in rows and columns.
Further, the beam adapter plate and the column adapter plate are provided with grooves around bolt holes, and the grooves are matched with nuts of the bolts.
Further, the beam and column bond wraps are made of mild steel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses compare with cast-in-place integral beam column node, avoided the node district arrangement of reinforcement volume big, the structure is complicated, concreting difficulty, construction required precision height, the complicated scheduling problem of technology.
2. The utility model discloses before the installation, the piece is wrapped up in to roof beam and post and roof beam, and the piece is wrapped up in to the post, and roof beam crossover sub board, roof beam crossover sub built-in panel, post crossover sub board, post crossover sub built-in panel, the bolt, the sleeve, the processing preparation of bolt hole, welding are all gone on in the mill, as above the operation have two points of benefit: firstly, the construction operation environment of factory workers is good, so that the construction quality can be ensured; secondly, the construction progress can be guaranteed, and the influence of the site environment on the construction progress is avoided.
3. The utility model discloses a piece is wrapped up in to roof beam, post are wrapped up in and are regarded as the main power transmission part of beam column node, can adopt the mild steel preparation that the deformability is strong, and when the earthquake was used, through the deformation consumption seismic energy of these two parts, the anti-seismic performance of improvement structure.
4. The utility model discloses a piece is wrapped up in to the roof beam, and the piece is wrapped up in to the post, roof beam crossover sub board, post crossover sub board to and the bolt can be after the node takes place to destroy after shaking, and the component carries out quick replacement, is favorable to shaking the quick use of back restoration and structure.
Drawings
Fig. 1 is a front view of a beam-column connection node adopting an alternative bond-wrap fabricated concrete structure;
FIG. 2 is a front view of a column and its components;
FIG. 3 is a cross-sectional view taken along line 1-1 of FIG. 2;
FIG. 4 is a front view of a beam and its components;
FIG. 5 is a cross-sectional view taken along line 2-2 of FIG. 4;
in the figure: 1. a beam-holding wrap; 2. a post bond; 3. a beam conversion plate; 4. the beam is converted into the embedded plate; 5. a column conversion plate; 6. the column converts the pre-buried plate; 7. a bolt; 8. a sleeve; 9. bolt holes.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-5, the utility model provides a beam column connection node of replaceable bond type fabricated concrete structure, which is characterized in that the node comprises a beam bond piece 1, a column bond piece 2, a beam adapter plate 3, a beam adapter embedded plate 4, a column adapter plate 5, a column adapter embedded plate 6, a bolt 7, a sleeve 8 and a bolt hole 9;
the beam gripping piece 1 is made of deformed steel with grooves and convex teeth and is welded on a beam conversion joint plate 3 with bolt holes; the column gripping piece 2 is made of deformed steel with grooves and convex teeth, and the grooves and the convex teeth correspond to the convex teeth and the grooves in the beam gripping piece 1 and are meshed with the convex teeth and the grooves; the column grip wrap 2 is welded to a column adapter plate 5 with bolt holes;
the beam conversion joint embedded plate 4 is provided with bolt holes 9 and welded with a plurality of anchoring steel bars, and forms a co-working whole with the beam through the anchoring steel bars, and the anchoring steel bars and the beam form a co-working whole which is used as a main force transmission component of the beam to transmit the beam end force to a node; the column conversion joint embedded plate 6 is provided with bolt holes 9 and welded with a plurality of anchoring steel bars, the column conversion joint embedded plate 6 and the column form an integral stressed component through the anchoring steel bars, and force can be effectively transferred;
the bolt 7 is a threaded bolt, and the beam adapter plate 3 and the beam adapter embedded plate 4 are connected through the bolt 7; the column adapter plate 5 and the column adapter embedded plate 6 are connected through a bolt 7, and the bolt 7 extends into the sleeve 8.
The sleeve 8 is a square or round steel cylinder with a built-in threaded hole and is fixedly connected to the beam adapter embedded plate 4 and the column adapter embedded plate 6, the diameter of the inner threaded hole of the sleeve 8 is matched with the diameter of the thread of the screw of the bolt 7, the thread of the sleeve 8 is meshed with the thread of the bolt 7, and the bolt 7 is fixed and transmits pulling force.
The diameter of the bolt hole 9 is matched with the diameter of the screw of the bolt 7, and the number of the holes of the bolt hole 9 is determined according to the number of the bolts 7 and is arranged in rows and columns.
The beam adapter plate 3 and the column adapter plate 5 are provided with grooves around bolt holes, so that after the bolt 7 is screwed down, a nut of the bolt 7 and the beam adapter plate 3 or the column adapter plate 5 form a plane, and the nut is arranged in the groove.
The beam conversion joint plate 3 and the beam wrapping piece 1 can be replaced, when the beam-column connecting node of the fabricated concrete structure is damaged under the action of an earthquake or other conditions, the beam conversion joint plate 3 and the beam wrapping piece 1 can be taken down and replaced by unscrewing bolts, so that the beam conversion joint plate 3 and the beam wrapping piece 1 can be quickly repaired after being damaged;
the column conversion joint plate 5 and the column wrapping piece 2 can be replaced, when the beam-column connecting node of the fabricated concrete structure is damaged under the action of an earthquake or under other conditions, the column conversion joint plate 5 and the column wrapping piece 2 can be taken down by unscrewing bolts, and the new column conversion joint plate 5 and the new column wrapping piece 2 are replaced, so that quick repair after damage is realized;
the beam bonding piece 1 and the column bonding piece 2 are made of mild steel with large deformability, so that under the action of an earthquake, the seismic energy can be consumed through the deformation of the bonding piece, the energy consumption effect is achieved, and the seismic performance of the structure is improved.
The beam bonding piece 1, the column bonding piece 2, the beam conversion joint plate 3, the beam conversion joint embedded plate 4, the column conversion joint plate 5, the column conversion joint embedded plate 6, the bolt 7 and the sleeve 8 which are matched with each other can be produced in a standardized mode.
The utility model discloses an application as follows: firstly, an architect carries out building design of an assembled concrete structure according to the requirements of an owner, then a structural engineer carries out layout design and load calculation of a frame structure according to the requirements of building functions, carries out calculation of internal force of the frame structure and load combination according to load and working conditions, completes the section reinforcement design of a beam column on the basis, calculates the number of required beam holding and wrapping pieces 1 and 2 and the thickness, the height and the width of convex teeth and corresponding grooves of beam holding and wrapping pieces 1 and 2 steel plates, calculates the thickness of beam conversion joint plates 3 and beam conversion joint embedded plates 4, calculates the thickness of column conversion joint plates 5 and column conversion joint embedded plates 6, calculates the number of bolts 7 and the corresponding size of sleeves 8, and considers some regulations of the relevant construction requirements of concrete structure design specifications, building earthquake resistance design specifications and the like, and (3) comprehensively calculating and standardizing the construction requirements, and giving the number and the types of a beam bond 1, a column bond 2, a beam conversion joint plate 3, a beam conversion joint embedded plate 4, a column conversion joint plate 5, a column conversion joint embedded plate 6 and bolts 7 and the size and the number of sleeves 8. And (3) calculating the diameter, the number and the length of anchoring steel bars of the anchoring beam conversion joint embedded plate 4 and the column conversion joint embedded plate 6, and drawing a construction drawing by a structural engineer.
According to the structure construction drawing, a construction enterprise processes and manufactures a beam bonding piece 1, a column bonding piece 2, a beam conversion joint plate 3, a beam conversion joint embedded plate 4, a column conversion joint plate 5 and a column conversion joint embedded plate 6, and prepares a bolt 7 and a sleeve 8 in a factory.
A bolt hole 9 is formed in the beam conversion embedded plate 4 in a factory, an anchoring steel bar is welded, and the beam conversion embedded plate and the sleeve 8 are fixed on a beam steel bar cage together; and then temporarily plugging and protecting the bolt holes 9 in the beam conversion pre-embedded plate 4, pouring concrete into the beam and maintaining to finish the manufacture of the precast beam.
A bolt hole 9 is formed in the column conversion embedded plate 5 in a factory, an anchoring steel bar is welded, and the column conversion embedded plate and the sleeve 8 are fixed on a column steel bar cage together; and then temporarily plugging and protecting the bolt holes 9 in the column conversion embedded plate 5, pouring concrete into the column and maintaining to finish the manufacture of the prefabricated column.
Processing and manufacturing the beam bonding piece 1 and the column bonding piece 2 in a factory, and noting the positions of the grooves and the bulges of the beam bonding piece and the column bonding piece in the processing and manufacturing process to ensure the precision; the beam bonding piece 1 is welded with the beam conversion steel plate 3, the column bonding piece 2 is welded with the column conversion steel plate 5 respectively, and the beam bonding piece 3 and the column conversion steel plate 5 are welded with the beam conversion steel plate 3 and the column conversion steel plate 5, before the welding, the beam conversion steel plate 3 and the column conversion steel plate 5 are grooved and provided with bolt holes 9, the positions of the bolt holes 9 are consistent with the positions of the beam conversion embedded plate 4 and the column conversion embedded plate 5, and the feeding precision is ensured;
all the parts are processed and manufactured in a factory, the manufactured parts are conveyed to a construction site, first-layer columns are installed and positioned, then the beams are hoisted and slide in the air, and the bond wraps 1 of the beams are inserted into the bond wraps 2 of the columns; and then hoisting and connecting layer by layer, and pouring certain mortar for protection after the installed beam-column joint.
Use the utility model discloses an assembled beam column node, its advantage is that each component of concrete structure all is at the mill's preparation, and construction quality guarantees easily, does not receive the influence of climatic conditions, does not need the scaffold frame in the installation simultaneously, practices thrift construction cost, and the scene only carries out the wet operation of a small amount of concrete placement, and environmental pollution is little.
The above-mentioned embodiments are provided for explaining the present invention, not for limiting the present invention, and any modifications and changes made to the present invention are within the spirit of the present invention and the scope of the claims and fall within the scope of the present invention.
Claims (4)
1. A beam-column connection node of a replaceable holding and wrapping type fabricated concrete structure is characterized by comprising a beam holding and wrapping piece (1), a column holding and wrapping piece (2), a beam conversion joint plate (3), a beam conversion joint embedded plate (4), a column conversion joint plate (5), a column conversion joint embedded plate (6), a bolt (7), a sleeve (8) and a bolt hole (9);
the beam gripping piece (1) is made of deformed steel with grooves and convex teeth and is fixedly connected to a beam conversion joint plate (3) with a bolt hole; the column gripping piece (2) is made of deformed steel with grooves and convex teeth, and the grooves and the convex teeth correspond to the convex teeth and the grooves in the beam gripping piece (1) and are meshed with the convex teeth and the grooves; the column gripping piece (2) is fixedly connected to a column adapter plate (5) with a bolt hole;
the beam adapter pre-embedded plate (4) is provided with bolt holes (9) and is fixedly connected with a plurality of anchoring steel bars, and the beam adapter pre-embedded plate and the beam are integrated through the anchoring steel bars; the column adapter pre-embedded plate (6) is provided with a bolt hole (9) and is fixedly connected with a plurality of anchoring steel bars, and the column adapter pre-embedded plate (6) and the column are integrated through the anchoring steel bars;
the bolt (7) is a threaded bolt, and the beam adapter plate (3) is connected with the beam adapter embedded plate (4) through the bolt (7); the column adapter plate (5) is connected with the column adapter embedded plate (6) through a bolt (7), and the bolt (7) extends into the sleeve (8);
the sleeve (8) is a square or round steel cylinder with a built-in threaded hole and is fixedly connected to the beam adapter embedded plate (4) and the column adapter embedded plate (6), the diameter of the internal threaded hole of the sleeve (8) is matched with the diameter of the thread of the screw rod of the bolt (7), and the thread of the sleeve (8) is meshed with the thread of the bolt (7).
2. The beam-column connection node of the replaceable bond-wrap type prefabricated concrete structure, according to claim 1, is characterized in that the hole diameter of the bolt hole (9) is matched with the screw diameter of the bolt (7), the number of the holes of the bolt hole (9) is consistent with the number of the bolts (7), and the holes are arranged in rows and columns.
3. A replaceable bond-type ready-to-assemble concrete structure beam-column connection node as claimed in claim 1, characterized by the beam adapter plate (3) and column adapter plate (5) having grooves around the bolt holes, said grooves matching the nuts of the bolts (7).
4. The beam-column connection node of a replaceable bond-wrap fabricated concrete structure of claim 1, characterized in that the material of the beam-bond wrap (1) and the column-bond wrap (2) is mild steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020516741.6U CN212478074U (en) | 2020-04-08 | 2020-04-08 | Can replace beam column connected node of formula of wrapping up in assembled concrete structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020516741.6U CN212478074U (en) | 2020-04-08 | 2020-04-08 | Can replace beam column connected node of formula of wrapping up in assembled concrete structure |
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| CN212478074U true CN212478074U (en) | 2021-02-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335463A (en) * | 2020-04-08 | 2020-06-26 | 浙江大学城市学院 | Beam-column connecting node with replaceable holding type fabricated concrete structure and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335463A (en) * | 2020-04-08 | 2020-06-26 | 浙江大学城市学院 | Beam-column connecting node with replaceable holding type fabricated concrete structure and construction method thereof |
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