CN217420012U - Beam steel bar and steel reinforced concrete column multi-style combined connection structure - Google Patents
Beam steel bar and steel reinforced concrete column multi-style combined connection structure Download PDFInfo
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- CN217420012U CN217420012U CN202221216425.2U CN202221216425U CN217420012U CN 217420012 U CN217420012 U CN 217420012U CN 202221216425 U CN202221216425 U CN 202221216425U CN 217420012 U CN217420012 U CN 217420012U
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Abstract
The utility model discloses a beam reinforcing steel bar and section steel concrete column multi-style combined connection structure, which effectively solves the problem of difficult construction of the beam reinforcing steel bar alternating section steel column by adopting the reasonable application of several connection modes such as circumambulation, passing and straight thread sleeve connection at the connection node of the beam longitudinal reinforcing steel bar and the section steel concrete column; the problem of steel bar connection under the condition that the beam and the column are not vertical is solved through the connecting plate; the combination of the steel bar sleeve and the locking device is adopted to realize that the beam longitudinal steel bars which are axially fixed and cannot rotate are connected through the straight thread sleeve; by the mode of arranging the anchor plate at the end of the steel bar at the upper part of the beam in a bypassing way, the bond stress and the connection strength of the steel bar and the concrete are enhanced. Through the independent or combined application of various connection forms, the construction quality of the beam-column joint of the steel reinforced concrete structure is effectively guaranteed, the construction is simple and convenient, and the materials, labor and construction period cost are effectively saved.
Description
Technical Field
The utility model relates to a reinforcing bar and concrete column connection structure especially relate to a roof beam reinforcing bar and shaped steel concrete column manifold type built-up connection structure.
Background
At present, in the construction of high-rise and super high-rise buildings, a section steel concrete structure is often adopted, and the section steel, the steel bars and the concrete are connected in a three-in-one manner, so that the section steel concrete structure has the advantages of larger bearing capacity, larger rigidity and better anti-seismic performance than the traditional reinforced concrete structure. Compared with a steel structure, the fireproof structure has the advantages of good fireproof performance, good structure local and overall stability and steel saving. However, due to the structural form particularity, the structural steel and the reinforced concrete structure are combined, the construction difficulty and complexity are higher compared with a single structural form, particularly at a beam-column node, the structure is complex, beam steel bars often need to penetrate through a section steel column, hole position location on the section steel column is difficult, the steel bars are large and dense in diameter, and the penetration construction difficulty is high. Meanwhile, the selectable connection modes of the beam-column nodes are few, the steel bars in the beam do not have enough space and are connected by adopting a common straight thread sleeve, only a lap joint mode can be adopted, the construction quality is difficult to guarantee, and the economical efficiency is poor.
Disclosure of Invention
An object of the utility model is to overcome prior art's shortcoming, provide a beam reinforcement and shaped steel concrete column manifold type built-up connection structure that the construction is simple and convenient, rational in infrastructure, economical and practical, help improving construction quality.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model discloses a roof beam reinforcing bar and shaped steel concrete column manifold type built-up connection structure, including setting up I-shaped steel post and many roof beams longitudinal reinforcement in the concrete column that waits to pour, many roof beams longitudinal reinforcement include non-intersect reinforcing bar, the reinforcing bar that walks through, the reinforcing bar that walks around and straight thread connection reinforcing bar;
the end parts of the non-intersecting reinforcing steel bars are arranged on the outer side of the flange plate of the I-shaped steel along the direction parallel to the web plate of the I-shaped steel column at the joint of the beam column to be poured, and directly extend into the concrete of the support to be poured without bending the reinforcing steel bars;
the end part of the passing reinforcing steel bar directly or after being bent penetrates through a preformed hole formed in a web plate of the I-shaped steel along the direction vertical to the web plate of the I-shaped steel column; when the passing reinforcing steel bar is obliquely intersected with the web plate of the I-shaped steel column, bending the passing reinforcing steel bar at the joint of the passing reinforcing steel bar and the I-shaped steel column, so that the passing reinforcing steel bar passing through the I-shaped steel column is perpendicular to the web plate of the I-shaped steel column at the intersection of the passing reinforcing steel bar and the web plate;
the bypassing reinforcement is arranged on the outer side of the web plate of the I-shaped steel column along the direction parallel to the web plate of the I-shaped steel column after being bent at the position intersected with the I-shaped steel column and extends into concrete to be poured, and when the bypassing reinforcement is the reinforcement at the upper part of the cantilever beam, a round anchor plate is connected to the tail end of the bypassing reinforcement extending into the concrete to be poured through threads;
the tail end of the straight thread connecting steel bar is vertically intersected with the flange plate of the I-shaped steel column and is in threaded connection with a straight thread sleeve welded on the flange plate of the I-shaped steel column; or the tail end of the straight thread connecting steel bar is obliquely intersected with the flange plate of the I-shaped steel column, the straight thread connecting steel bar is in threaded connection with a straight thread sleeve welded on a connecting plate, the straight thread connecting steel bar and the straight thread sleeve are coaxially arranged, and the connecting plate is welded on the flange plate of the I-shaped steel column;
when two sections of beam longitudinal reinforcements to be connected, which are coaxially arranged with each other, are non-intersecting reinforcements, passing reinforcements or bypassing reinforcements, the opposite ends of the two sections of beam longitudinal reinforcements are respectively in threaded connection and fixation with the first straight threaded sleeve;
when one or two of two sections of beam longitudinal steel bars to be connected, which are coaxially arranged with each other, are straight thread connecting steel bars, the two sections of steel bars are connected through a second straight thread sleeve, the second straight thread sleeve comprises a first straight thread sleeve and a locking device, and the locking device is in a nut structure; the locking device and the first straight thread sleeve are tightly attached to each other and welded and fixed, the thread section of one end of a second section of steel bar in the two sections of beam longitudinal steel bars to be connected is completely screwed into the first straight thread sleeve, the end parts of the two sections of beam longitudinal steel bars connected into the first straight thread sleeve of the second straight thread sleeve are tightly propped against each other, and the length of the thread section of one end of the first section of steel bar connected with the second straight thread sleeve is equal to the length multiplied by 2 plus the internal thread length of the locking device of one end of the second section of steel bar.
The utility model has the advantages that:
through the structure of welding straight thread bush and the vertical reinforcing bar of roof beam side round the shaped steel post on shaped steel, solved the difficult problem of some beam reinforcing bar interlude construction, realize beam reinforcing bar and the steel column flange plate steel bar connection under the crossing condition of profile steel post flange plate out of plumb through the connecting plate of installing on the shaped steel post flange plate, simultaneously, adopt steel sleeve + locking device's combination, realize that axial fixity and the vertical reinforcing bar of the unable pivoted roof beam pass through straight thread bush and connect. The anchor plate is arranged at one end, extending into the concrete, of the steel bar in the bypassing mode at the section steel position on the upper portion of the cantilever beam, so that the anchoring area of the steel bar and the concrete is increased, the connection strength of the steel bar and the concrete is enhanced, and the negative bending moment generated by the steel bar on the upper portion of the beam at the support is effectively resisted. Through the innovation and the reasonable application of multiple connection forms, the construction quality of the beam-column joint of the steel reinforced concrete structure is effectively guaranteed, the difficult problem of steel bar construction is solved, the construction is simple and convenient, and the material, labor and construction period cost are effectively saved.
Drawings
FIG. 1 is a schematic plane view of a connection structure of longitudinal steel bars in the middle of a beam connected by a first straight thread sleeve, wherein the steel bars pass through the multi-style combined connection structure of the beam steel bars and the section steel concrete column;
FIG. 2 is a schematic plane view of the connection structure of the steel bars in the middle of the beam, the steel bars connected by the second straight thread sleeve, and the steel bars connected by the second straight thread sleeve;
fig. 3 is a schematic plan view of a connection structure of straight threaded connection steel bars and passing steel bars connected by a connection plate under the condition that the longitudinal steel bars of the center sill, the web plates of the i-shaped steel column and the flange plates of the utility model are not perpendicular;
FIG. 4 is a schematic plane view of the connection structure of non-intersecting reinforcing bars, detour reinforcing bars and straight thread connecting reinforcing bars of the present invention;
fig. 5 is the utility model discloses well roof beam middle part reinforcing bar adopts the straight screw thread muffjoint's of second node structure sketch map.
Detailed Description
The technical solution of the present invention is described below, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
The utility model discloses a roof beam reinforcing bar and shaped steel concrete column manifold type built-up connection structure, including setting up I-steel post and many roof beams longitudinal reinforcement in the concrete column that waits to pour, many roof beams longitudinal reinforcement include non-intersect reinforcing bar 3, walk reinforcing bar 4, detour reinforcing bar 5 and straight thread connection reinforcing bar 6;
the end parts of the non-intersecting reinforcing steel bars 3 are arranged on the outer side of the flange plate of the I-shaped steel along the direction parallel to the web plate 1 of the I-shaped steel column at the joint of the beam column to be poured, directly extend into the concrete of the support to be poured, and do not need to bend the reinforcing steel bars;
the end part of the passing reinforcing steel bar 4 directly or after being bent passes through a preformed hole 7 formed in the web plate 1 of the I-shaped steel along the direction vertical to the web plate 1 of the I-shaped steel column; when the passing steel bar 4 is obliquely intersected with the web plate 1 of the I-shaped steel column, namely not vertically intersected, bending the passing steel bar at the joint of the passing steel bar 4 and the I-shaped steel column, so that the passing steel bar passing through the I-shaped steel column is perpendicular to the web plate 1 of the I-shaped steel column at the intersection of the passing steel bar and the web plate 1;
the detour steel bars 5 are bent at the intersection positions of the I-shaped steel columns and then arranged on the outer sides of the I-shaped steel webs 1 along the direction parallel to the webs 1 of the I-shaped steel columns and extend into concrete to be poured, and when the detour steel bars 5 are reinforcing steel bars on the upper portion of the cantilever beam, the tail ends of the detour steel bars 5 extending into the concrete to be poured are in threaded connection with circular anchor plates 8, so that the anchoring area and the holding force of the detour steel bars and the concrete can be increased; the steel bars 5 in the structure are steel bars on two sides of the beam, which are intersected with the flange plates 2 of the I-shaped steel columns, and the steel bars in the bypassing mode are bent at the positions where the steel bars are intersected with the I-shaped steel columns, so that the steel bars bypass the I-shaped steel columns and stretch into concrete.
The tail end of the straight thread connecting steel bar 6 is vertically intersected with the flange plate 2 of the I-shaped steel column and is in threaded connection with a straight thread sleeve 10 welded on the flange plate 2 of the I-shaped steel column; or the tail end of the straight thread connecting steel bar 6 is obliquely intersected with the flange plate 2 of the I-shaped steel column, the straight thread connecting steel bar 6 is in threaded connection with a straight thread sleeve 10 welded on a connecting plate 9, the straight thread connecting steel bar 6 and the straight thread sleeve 10 are coaxially arranged, and the connecting plate 9 is welded on the flange plate 2 of the I-shaped steel column. The connecting plate 9 is a special-shaped structure installed on the flange plate 2, and is used for realizing the steel bar connection under the condition that the straight thread connecting steel bar 6 is not vertically intersected with the flange plate 2 of the character steel column.
When two sections of beam longitudinal reinforcements to be connected, which are coaxially arranged with each other, are non-intersecting reinforcements 3, passing reinforcements 4 or bypassing reinforcements 5, the opposite ends of the two sections of beam longitudinal reinforcements are respectively in threaded connection and fixation with the first straight threaded sleeve 11;
when one or two of the two sections of beam longitudinal steel bars to be connected, which are coaxially arranged with each other, are straight threaded connecting steel bars 6, the two sections of steel bars are connected through a second straight threaded sleeve 12. The second straight thread sleeve 12 comprises a first straight thread sleeve 11 and a locking device 13, the locking device 13 is of a nut structure, and is internally provided with a mantle fiber to play a role in tightly supporting and locking the first straight thread sleeve 11; the locking device 13 and the first straight thread sleeve 11 are completely screwed into the thread section of one end of a first section of steel bar 15 in the two sections of beam longitudinal steel bars to be connected, the locking device 13 and the first straight thread sleeve 11 are tightly attached to each other and are welded and fixed, the thread section of one end of a second section of steel bar 14 in the two sections of beam longitudinal steel bars is completely screwed into the first straight thread sleeve 11, the end parts of the two sections of beam longitudinal steel bars connected in the first straight thread sleeve 11 of the second straight thread sleeve 12 are tightly propped against each other, and the length of the thread section of one end of the first section of steel bar 15 connected with the second straight thread sleeve 12 is equal to the length of the thread section of one end of the second section of steel bar 14 multiplied by 2 plus the internal thread length of the locking device 13.
The above description of the present invention is intended to be illustrative, and not restrictive, and the embodiments of the present invention are not intended to be limited to the specific embodiments described above. If persons skilled in the art are informed by the teachings of this invention, other changes and modifications can be made without departing from the spirit and the scope of the invention as defined in the appended claims.
Claims (1)
1. The utility model provides a roof beam reinforcing bar and shaped steel concrete column manifold type built-up connection structure which characterized in that: the steel column comprises an I-shaped steel column arranged in a concrete column to be poured and a plurality of beam longitudinal steel bars, wherein the beam longitudinal steel bars comprise non-intersecting steel bars (3), passing steel bars (4), bypassing steel bars (5) and straight thread connecting steel bars (6);
the end parts of the non-intersecting reinforcing steel bars are arranged on the outer side of the flange plate of the I-shaped steel along the direction parallel to the web plate (1) of the I-shaped steel column at the joint of the beam column to be poured, and directly extend into the concrete of the support to be poured without bending the reinforcing steel bars;
the end part of the passing reinforcing steel bar directly or after being bent passes through a preformed hole (7) formed in a web plate of the I-shaped steel along the direction vertical to the web plate of the I-shaped steel column; when the passing reinforcing steel bar is obliquely intersected with the web plate of the I-shaped steel column, bending the passing reinforcing steel bar at the joint of the passing reinforcing steel bar and the I-shaped steel column, so that the passing reinforcing steel bar passing through the I-shaped steel column is perpendicular to the web plate of the I-shaped steel column at the intersection of the passing reinforcing steel bar and the web plate;
the bypassing reinforcement is bent at the position intersected with the I-shaped steel column, is arranged on the outer side of the I-shaped steel web plate along the direction parallel to the web plate of the I-shaped steel column and extends into concrete to be poured, and when the bypassing reinforcement is the reinforcement at the upper part of the cantilever beam, a circular anchor plate (8) is connected to the tail end of the bypassing reinforcement extending into the concrete to be poured in a threaded mode;
the tail end of the straight thread connecting steel bar (6) is vertically intersected with the flange plate (2) of the I-shaped steel column and is in threaded connection with a straight thread sleeve (10) welded on the flange plate of the I-shaped steel column; or the tail end of the straight thread connecting steel bar is obliquely intersected with the flange plate of the I-shaped steel column, the straight thread connecting steel bar is in threaded connection with a straight thread sleeve welded on a connecting plate (9), the straight thread connecting steel bar and the straight thread sleeve are coaxially arranged, and the connecting plate is welded on the flange plate of the I-shaped steel column;
when two sections of beam longitudinal reinforcements to be connected, which are coaxially arranged with each other, are non-intersecting reinforcements, passing reinforcements or bypassing reinforcements, the opposite ends of the two sections of beam longitudinal reinforcements are respectively in threaded connection and fixation with the first straight threaded sleeve;
when one or two of two sections of beam longitudinal steel bars to be connected, which are coaxially arranged with each other, are straight threaded connecting steel bars (6), the two sections of steel bars are connected through a second straight threaded sleeve (12), the second straight threaded sleeve comprises a first straight threaded sleeve (11) and a locking device (13), and the locking device is in a nut structure; the beam longitudinal reinforcing steel bar connecting device is characterized in that a threaded section part of one end of a first section of reinforcing steel bar (15) in the two sections of beam longitudinal reinforcing steel bars to be connected is completely screwed into a locking device and a first straight thread sleeve, the locking device and the first straight thread sleeve are tightly attached to each other and are welded and fixed, a threaded section of one end of a second section of reinforcing steel bar (14) in the two sections of beam longitudinal reinforcing steel bars is completely screwed into the first straight thread sleeve, the end parts of the two sections of beam longitudinal reinforcing steel bars connected into the first straight thread sleeve of the second straight thread sleeve are tightly propped against each other, and the length of the threaded section of one end of the first section of reinforcing steel bar connected with the second straight thread sleeve is equal to the length of the threaded section of one end of the second section of reinforcing steel bar multiplied by 2 plus the internal thread length of the locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221216425.2U CN217420012U (en) | 2022-05-20 | 2022-05-20 | Beam steel bar and steel reinforced concrete column multi-style combined connection structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221216425.2U CN217420012U (en) | 2022-05-20 | 2022-05-20 | Beam steel bar and steel reinforced concrete column multi-style combined connection structure |
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| Publication Number | Publication Date |
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| CN217420012U true CN217420012U (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221216425.2U Active CN217420012U (en) | 2022-05-20 | 2022-05-20 | Beam steel bar and steel reinforced concrete column multi-style combined connection structure |
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| CN (1) | CN217420012U (en) |
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