CN210713520U - Node structure of prestressed steel stand and beam - Google Patents
Node structure of prestressed steel stand and beam Download PDFInfo
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- CN210713520U CN210713520U CN201920441017.9U CN201920441017U CN210713520U CN 210713520 U CN210713520 U CN 210713520U CN 201920441017 U CN201920441017 U CN 201920441017U CN 210713520 U CN210713520 U CN 210713520U
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Abstract
The utility model discloses a node structure of a prestressed steel upright post and a beam, which comprises a first lattice post and a second frame post, wherein the first lattice post is enclosed into a rectangular shape, the second frame post is in an L shape, and the second frame post is arranged outside the corner of the rectangle enclosed by the first lattice post; the first lattice column is provided with anti-shearing reinforcing steel bars, and the second frame column is fixedly provided with studs; a first beam reinforcement group penetrates between the adjacent first lattice column and the second frame column; the second frame post outside is provided with second roof beam reinforcing bar group, and the enclosed structure is enclosed to second roof beam reinforcing bar, and the turning of second roof beam reinforcing bar group outwards extends third reinforcing bar group, is connected with the splice bar between the adjacent third reinforcing bar group from top to bottom. The utility model discloses whole firmness, anti-seismic performance are good, and fail safe nature is high, has also improved the convenience of construction simultaneously.
Description
Technical Field
The utility model relates to a node structure of prestressing force steel stand and roof beam.
Background
The beam-column joint of the reinforced concrete frame structure is also called a joint core area and is an important component of a main structure. The earthquake damage of the frame structure mostly occurs in the core area of the node of the column and the beam column, the node damage mainly includes shearing damage and reinforcing steel bar anchoring damage, and the whole frame can be damaged in a falling mode in a serious condition. The existing steel beam and stand column connecting node structure is troublesome to install, weak in installation stability, easy to shear and damage and capable of having certain potential safety hazards. Aiming at the problems, the innovative design is carried out on the basis of the original steel beam and upright post connecting node structure.
Disclosure of Invention
Utility model purpose: the utility model aims at solving the not enough among the prior art, provide a firm, stable, the high node structure of a prestressing force steel stand and roof beam of reliability, in addition, because node reinforcing bar vertically and horizontally staggered, the utility model discloses when improving whole firmness, anti-seismic performance, also improved the convenience of construction.
The technical scheme is as follows: the utility model relates to a node structure of prestressed steel stand column and roof beam, including first lattice column, second frame post, first lattice column encloses into the rectangle, and the second frame post is the L type, and the second frame post sets up the turning outside of the rectangle that first lattice column encloses;
the first lattice column is provided with anti-shearing reinforcing steel bars, and the second frame column is fixedly provided with studs;
a first beam reinforcement group penetrates between the adjacent first lattice column and the second frame column;
the second frame post outside is provided with second roof beam reinforcing bar group, and the second roof beam reinforcing bar encloses into the frame and extends outward, is connected with the splice bar between the adjacent second roof beam reinforcing bar group from top to bottom.
The utility model discloses a further improvement lies in, first roof beam reinforcing bar group, second roof beam reinforcing bar group are not on same plane, and first roof beam reinforcing bar group, the crisscross setting of second roof beam reinforcing bar group.
The utility model discloses a further improvement lies in, and anti shear reinforcement is rectangle array and distributes at the surface of first lattice column, and the below of rectangle array anti shear reinforcement is equipped with the steel corbel, and the steel corbel is for falling trapezoidal shape, and the top of steel corbel is equipped with the flat board, and the flat board below at steel corbel top is equipped with a pair of swash plate.
The utility model discloses a further improvement lies in, is equipped with a pair of riser on the first lattice column in below of anti-shearing reinforcing bar, the swash plate of steel corbel bottom locate between a pair of riser and with the adjacent riser laminating, the top of a pair of riser is located to the flat board at steel corbel top, the swash plate passes through bolt and riser fixed connection.
The utility model is further improved in that the second steel bar group is connected with the connecting bar through a connecting piece, the connecting piece comprises a central plate, a first holding ring and a second holding ring, and the central plate consists of a longitudinal plate and a transverse plate;
the upper surface of the longitudinal plate is provided with a groove symmetrical to the first embracing ring, one end of the longitudinal plate is provided with a first mounting boss, a mounting groove on the first embracing ring is matched with the first mounting boss, the first mounting boss is arranged in the mounting groove of the first embracing ring and then connected with the first embracing ring through a pin shaft, and the other end of the longitudinal plate is connected with the first embracing ring through a bolt;
the bottom of the transverse plate is provided with a groove symmetrical to the second embracing ring, one end of the transverse plate is provided with a second mounting boss, a mounting groove in the second embracing ring is matched with the second mounting boss, the second mounting boss is arranged in the mounting groove of the second embracing ring and then connected with the second embracing ring through a pin shaft, and the other end of the transverse plate is connected with the second embracing ring through a bolt.
Compared with the prior art, the node structure of the prestressed steel upright post and the beam provided by the invention at least realizes the following beneficial effects:
1. the first lattice column, the second frame column and the stand column with a double-layer structure have firm and stable structure and high safety;
2. the L-shaped second frame column is arranged outside the corner of the rectangle surrounded by the first lattice column, and the corner of the steel upright column is firm and reliable;
3. the anti-shearing reinforcing steel bar is used at the junction of the steel upright post and the beam, so that the anti-shearing performance of the beam is improved, the anti-seismic effect is good, the stability is high, and the safety performance is high;
4. the steel plate has high strength, the adhesive force between steel and concrete is insufficient, and the studs are arranged on the surface of the second frame column to work together, so that the effects of increasing the connection area and increasing the shear strength of the contact surface are achieved, the steel and the concrete are mechanically meshed conveniently in the later period, the steel column and the concrete surface layer are firmly combined and stressed together, the steel column is firmer, and the overall reliability is improved;
5. the first beam steel bar group and the second beam steel bar group are arranged in a criss-cross mode, so that stress can be equally distributed, and the overall reliability and stability are improved;
6. the steel bracket further enhances the overall reliability, and is firm and safe;
7. the inclined plate of the steel bracket is fixedly connected with the vertical plate through the bolt, so that the reliability is improved, and the convenience of installation is improved;
8. through first armful ring, second armful ring with second reinforcing bar group, splice bar connect fixedly, make steel stand and roof beam whole more firm, convenient construction simultaneously.
Of course, it is not specifically necessary for any one product that implements the invention to achieve all of the above-described technical effects simultaneously.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a schematic structural view of a connector;
FIG. 4 is a top view of the connector;
wherein, 1-a first lattice column; 2-a second frame post; 3-shear resistant steel bars; 4-a stud; 5-a first beam reinforcement set; 6-a second beam reinforcement group; 8-steel corbels; 9-a vertical plate; 10-a sloping plate; 11-plate; 12-connecting ribs; 13-a connector; 131-a central plate; 132-a first hoop; 133-a second hoop; 134-longitudinal plates; 135-a transverse plate; 136-a first mounting boss; 137-second mounting boss.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
As shown in fig. 1-4, a prestressed steel column-beam joint structure includes a first lattice column 1 and a second frame column 2, the first lattice column 1 is enclosed into a rectangular shape, the second frame column 2 is L-shaped, and the second frame column 2 is disposed outside a corner of the rectangle enclosed by the first lattice column 1;
the first lattice column 1 is provided with an anti-shearing reinforcing steel bar 3, and the second frame column 2 is fixedly provided with a stud 4;
a first beam reinforcement group 5 penetrates between the adjacent first lattice column 1 and the second frame column 2;
Based on the embodiment, the first lattice column 1 and the second frame column 2 are arranged at the joint of the steel upright column and the beam, and the steel structure is double-layer, so that the structure of the steel upright column is firmer; through the setting of anti-shear reinforcement 3, peg 4, further strengthened holistic stability and reliability, the antidetonation is effectual, and the security performance is high.
In order to further explain the embodiment, it should be noted that the first beam reinforcement group 5 and the second beam reinforcement group 6 are not on the same plane, and the first beam reinforcement group 5 and the second beam reinforcement group 6 are arranged in a staggered manner, so that the stress balance is increased.
To explain the embodiment further, it should be noted that the anti-shear steel bars 3 are distributed on the outer surface of the first lattice column 1 in a rectangular array, steel corbels 8 are arranged below the rectangular array anti-shear steel bars 3, the steel corbels 8 are in an inverted trapezoid shape, a flat plate 11 is arranged on the top of the steel corbels 8, and a pair of inclined plates 10 are arranged below the flat plate 11 on the top of the steel corbels 8, so as to further enhance the overall reliability and firmness.
For further explanation of the present embodiment, it should be noted that a pair of vertical plates 9 is disposed on the first lattice column 1 below the shear-resistant steel bar 3, an inclined plate 10 at the bottom of the steel corbel 8 is disposed between the pair of vertical plates 9 and attached to the adjacent vertical plate 9, a flat plate 11 at the top of the steel corbel 8 is disposed above the pair of vertical plates 9, and the inclined plate 10 is fixedly connected to the vertical plates 9 through bolts; at the node of steel stand and roof beam, because reinforcing bar vertically and horizontally staggered, when improving holistic reliability, stability, also increased the convenience of construction.
For further explaining the embodiment, it should be noted that the second beam reinforcement group 6 is connected with the connecting rib 12 through the connecting piece 13, so that the steel upright and the beam are integrally firmer and the construction is convenient; specifically, the connecting member 13 includes a central plate 131, a first clasping ring 132, and a second clasping ring 133, where the central plate 131 is composed of a longitudinal plate 134 and a transverse plate 135;
the upper surface of the longitudinal plate 134 is provided with a groove symmetrical to the first embracing ring 132, one end of the longitudinal plate 134 is fixedly provided with a first mounting boss 136, a mounting groove on the first embracing ring 132 is matched with the first mounting boss 136, the first mounting boss 136 is arranged in the mounting groove of the first embracing ring 132 and then connected with the first embracing ring 132 through a pin shaft, and the other end of the longitudinal plate 134 is connected with the first embracing ring 132 through a bolt;
the bottom of the transverse plate 135 is provided with a groove symmetrical to the second clasping ring 133, one end of the transverse plate 135 is provided with a second mounting boss 137, a mounting groove on the second clasping ring 133 is matched with the second mounting boss 137, the second mounting boss 137 is arranged in the mounting groove of the second clasping ring 133 and then connected with the second clasping ring 133 through a pin shaft, and the other end of the transverse plate 135 is connected with the second clasping ring 133 through a bolt.
According to the embodiment, the node structure of the prestressed steel upright post and the prestressed steel beam provided by the invention at least has the following beneficial effects:
1. the first lattice column 1, the second frame column 2 and the stand columns with double-layer structures are firm and stable in structure and high in safety;
2. the L-shaped second frame column 2 is arranged on the outer side of a corner of a rectangle surrounded by the first lattice column 1, and the corner of the steel upright column is firm and reliable;
3. the anti-shearing reinforcing steel bar 3 is used at the junction of the steel upright post and the beam, so that the anti-shearing performance of the beam is improved, the anti-seismic effect is good, the stability is high, and the safety performance is high;
4. the strength of the steel plate is high, the adhesive force between steel and concrete is insufficient, the studs 4 are arranged on the surface of the second frame column 2 to work together, the effects of increasing the connecting area and increasing the shear strength of the contact surface are achieved, the steel and concrete can be mechanically meshed conveniently in the later period, the steel column and the concrete surface layer are firmly combined and stressed together, the steel column is firmer, and the overall reliability is improved;
5. the first beam steel bar group 5 and the second beam steel bar group 6 are arranged in a criss-cross mode, so that stress can be equally distributed, and the overall reliability and stability are improved;
6. the steel bracket 8 further enhances the overall reliability, and is firm and safe;
7. the inclined plate 10 of the steel bracket 8 is fixedly connected with the vertical plate 9 through bolts, so that the reliability is improved, and the installation convenience is improved;
8. connect second reinforcing bar group 7, splice bar 12 fixedly through first armful ring 132, second armful ring 133, make the steel upright and the whole more firm of roof beam, convenient construction simultaneously.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (5)
1. The utility model provides a node structure of prestressing force steel stand and roof beam which characterized in that: the frame structure comprises a first lattice column (1) and a second frame column (2), wherein the first lattice column (1) is enclosed into a rectangular shape, the second frame column (2) is L-shaped, and the second frame column (2) is arranged on the outer side of a corner of the rectangle enclosed by the first lattice column (1);
the first latticed column (1) is provided with an anti-shearing reinforcing steel bar (3), and the second frame column (2) is fixedly provided with a stud (4);
a first beam reinforcement group (5) penetrates between the adjacent first lattice column (1) and the second frame column (2);
and a second beam steel bar group (6) is arranged on the outer side of the second frame column (2), the second beam steel bar group (6) extends outwards after being surrounded into a frame, and connecting bars (12) are connected between the second beam steel bar group (6) which are vertically adjacent.
2. The prestressed steel column-beam joint structure of claim 1, wherein: first roof beam reinforcing bar group (5), second roof beam reinforcing bar group (6) are not on same plane, first roof beam reinforcing bar group (5), second roof beam reinforcing bar group (6) crisscross setting.
3. The prestressed steel column-beam joint structure of claim 1, wherein: anti shear reinforcement (3) are the surface of rectangle array distribution at first lattice column (1), the rectangle array the below of anti shear reinforcement (3) is equipped with steel corbel (8), steel corbel (8) are for falling trapezoidal shape, the top of steel corbel (8) is equipped with dull and stereotyped (11), dull and stereotyped (11) below at steel corbel (8) top is equipped with a pair of swash plate (10).
4. The prestressed steel column-beam joint structure as recited in claim 3, wherein: be equipped with a pair of riser (9) on the first lattice column (1) of below of anti-shear reinforcement (3), swash plate (10) of steel corbel (8) bottom are located between a pair of riser (9) and with adjacent riser (9) laminating, the top of a pair of riser (9) is located in dull and stereotyped (11) at steel corbel (8) top, swash plate (10) are through bolt and riser (9) fixed connection.
5. The prestressed steel column-beam joint structure of claim 1, wherein: the second beam steel bar group (6) is connected with the connecting bar (12) through a connecting piece (13), the connecting piece (13) comprises a central plate (131), a first holding ring (132) and a second holding ring (133), and the central plate (131) is composed of a longitudinal plate (134) and a transverse plate (135);
the upper surface of the longitudinal plate (134) is provided with a groove symmetrical to the first embracing ring (132), one end of the longitudinal plate (134) is provided with a first mounting boss (136), a mounting groove in the first embracing ring (132) is matched with the first mounting boss (136), the first mounting boss (136) is arranged in the mounting groove of the first embracing ring (132) and then connected with the first embracing ring (132) through a pin shaft, and the other end of the longitudinal plate (134) is connected with the first embracing ring (132) through a bolt;
the bottom of the transverse plate (135) is provided with a groove which is symmetrical to the second embracing ring (133), one end of the transverse plate (135) is provided with a second mounting boss (137), a mounting groove in the second embracing ring (133) is matched with the second mounting boss (137), the second mounting boss (137) is arranged in the mounting groove of the second embracing ring (133) and then is connected with the second embracing ring (133) through a pin shaft, and the other end of the transverse plate (135) is connected with the second embracing ring (133) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441017.9U CN210713520U (en) | 2019-04-02 | 2019-04-02 | Node structure of prestressed steel stand and beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441017.9U CN210713520U (en) | 2019-04-02 | 2019-04-02 | Node structure of prestressed steel stand and beam |
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| Publication Number | Publication Date |
|---|---|
| CN210713520U true CN210713520U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920441017.9U Active CN210713520U (en) | 2019-04-02 | 2019-04-02 | Node structure of prestressed steel stand and beam |
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| CN (1) | CN210713520U (en) |
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