CN211775105U - Prefabricated column and beam column connecting structure comprising same - Google Patents
Prefabricated column and beam column connecting structure comprising same Download PDFInfo
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- CN211775105U CN211775105U CN201921617471.1U CN201921617471U CN211775105U CN 211775105 U CN211775105 U CN 211775105U CN 201921617471 U CN201921617471 U CN 201921617471U CN 211775105 U CN211775105 U CN 211775105U
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Abstract
The utility model discloses a prefabricated column, wherein a horizontal steel bar distribution device which is horizontally arranged is pre-embedded in the prefabricated column and comprises at least two mutually perpendicular connecting bars, steel bar connecting sleeves are fixed at the two ends of the connecting bars, and at least one bending part is arranged on the connecting bars; the steel bar connecting sleeve is provided with an internal thread, and one end of the steel bar connecting sleeve, which is far away from the connecting rib, is an opening end. The utility model also provides a beam column connection structure contains as above-mentioned prefabricated post and three or four superposed beams or full precast beam with prefabricated column connection, superposed beam or the inside pre-buried muscle of indulging of full precast beam and horizontal reinforcement distribution device's steel bar connection sleeve fixed connection.
Description
Technical Field
The utility model belongs to the technical field of the assembly type structure, specifically speaking, the utility model relates to a prefabricated post and contain beam column connection structure of this prefabricated post.
Background
In a frame structure system, when a plurality of beams are intersected in a prefabricated column, two connection modes can be roughly divided: 1. longitudinal ribs in the beams extend into the prefabricated column, and the longitudinal ribs between the two parallel beams are connected in the prefabricated column in an overlapping or other mode; when the longitudinal ribs of three beams or four beams on the same horizontal plane all extend into the prefabricated column, the longitudinal ribs between two adjacent beams can interfere, particularly, the longitudinal ribs of the four beams are on the same horizontal plane, and the part of the longitudinal ribs in the prefabricated column has a frame-making phenomenon. In the prior art, longitudinal ribs in one direction in a prefabricated column are descended to avoid adjacent longitudinal ribs. The disadvantages of this are: on one hand, the longitudinal ribs are bent, so that the stress performance of the beam end is influenced; on the other hand, the operation mode of bending the beam longitudinal bars during on-site construction is only suitable for a cast-in-place beam-column connecting structure. 2. When the beam is not arranged on the top side of the precast column but is connected with the side surface of the precast column, the longitudinal rib of the beam cannot extend into the precast column. Horizontal reinforcing steel bars connected with longitudinal bars of the beam can be pre-buried only during production of the precast column, the horizontal reinforcing steel bars perpendicular to each other are bent or staggered during production, concrete is poured, and the production complexity of the precast concrete column is increased. At present, it is needed to provide a prefabricated column aiming at the 2 nd beam-column connection mode, so as to solve the technical problem of horizontal steel bars in the prefabricated column when the prefabricated column is connected with a beam on the side surface.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: a prefabricated column is provided to achieve that the ends of horizontal reinforcing bars crossing each other perpendicularly are on the same horizontal plane. The utility model also provides a beam column connection structure who contains this prefabricated post to when solving a plurality of roof beams that exist among the prior art and crossing in a prefabricated post, the horizontal reinforcement in the post sets up complicated technical problem.
In order to realize the purpose, the utility model discloses the technical scheme who takes does:
a horizontal steel bar distribution device which is horizontally arranged is pre-buried in a prefabricated column and comprises at least two mutually perpendicular connecting bars, steel bar connecting sleeves are fixed at two ends of each connecting bar, and at least one bending part is arranged on each connecting bar; the steel bar connecting sleeve is provided with an internal thread, and one end of the steel bar connecting sleeve, which is far away from the connecting rib, is an open end.
Preferably, the open end of the rebar junction sleeve is flush with the side surface of the precast column.
Preferably, the connecting rib comprises an X-axis connecting rib and a Y-axis connecting rib, and a bent part is arranged on at least one of the positions where the X-axis connecting rib and the Y-axis connecting rib are crossed mutually.
The utility model discloses still disclose a beam column connection structure, contain foretell prefabricated post and with three or four superposed beams or the full precast beam of prefabricated columnar connection, superposed beam or the inside pre-buried muscle of indulging of full precast beam with horizontal reinforcement distribution device's steel bar connection sleeve fixed connection.
On the basis of the above embodiment, preferably, the longitudinal bars include upper longitudinal bars and lower longitudinal bars, and the upper longitudinal bars and the lower longitudinal bars are respectively fixedly connected with the horizontal steel bar distribution devices pre-buried in the prefabricated columns.
The technical scheme of the utility model the beneficial technological effect who gains is:
1. the technical scheme solves the problem that when the prefabricated column is connected with the longitudinal bars of a plurality of beams, the horizontal steel bars in the column interfere with each other; the sleeves in the horizontal steel bar distribution device are positioned on the same horizontal plane, so that when a plurality of beams are connected with the prefabricated column, longitudinal bars of the beams which are parallel to each other are positioned on the same horizontal plane, and the stability of a beam-column connection structure is ensured;
2. in the scheme, the prefabricated column pre-embedded with the horizontal steel bar distribution device can be freely rotated, adjusted and arranged by taking 90 degrees as a base number, has no specific installation direction and has higher flexibility;
3. in the beam column connecting structure, the prefabricated column and the beam do not have steel bars extending out of the surface in the production stage, the complexity of a mold is reduced, the loading rate of prefabricated parts is improved, and the site construction operation is relatively simple.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation.
Fig. 1 is a schematic perspective view of a horizontal rebar distribution device in example 1;
FIG. 2 is a top view of a prefabricated column and composite beam cruciform attachment structure of example 1;
fig. 3 is a schematic perspective view of the horizontal reinforcing bar distribution apparatus according to embodiment 2;
FIG. 4 is a vertical sectional view of the precast column in example 2;
fig. 5 is a vertical sectional view of a connecting structure of a precast column and a superposed beam in example 2;
reference numerals: 01-horizontal steel bar distribution device, 1-connecting bar, 2-steel bar connecting sleeve, 3-bending part, 4-X shaft connecting bar, 5-Y shaft connecting bar, 02-prefabricated column, 24-column shear key groove, 03-superposed beam, 31-cast-in-place part, 32-prefabricated part, 33-upper longitudinal bar, 34-lower longitudinal bar and 04-steel bar connecting assembly.
Detailed Description
The present invention will be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.
Example 1
Referring to fig. 1, a horizontal steel bar distribution device 01 which is horizontally arranged is embedded in a prefabricated column 02 in the embodiment, the horizontal steel bar distribution device 01 comprises at least two mutually perpendicular connecting bars 1, steel bar connecting sleeves 2 are fixed at two ends of each connecting bar 1, and each connecting bar 1 is provided with 2 bending portions 3; the steel bar connecting sleeve 2 is provided with internal threads, and one end of the steel bar connecting sleeve 2, which is far away from the connecting rib 1, is an opening end; the open end of the steel bar connecting sleeve 2 is flush with the side surface of the prefabricated column 02. The connecting rib 1 in the embodiment comprises an X-axis connecting rib 4 and a Y-axis connecting rib 5 which are perpendicular to each other, a bent portion 3 is arranged at the position where the X-axis connecting rib 4 and the Y-axis connecting rib 5 are crossed mutually, namely, the 4X-axis connecting ribs 4 and the Y-axis connecting rib 5 are sequentially provided with a groove and a protrusion at the crossed positions, namely, the connecting rib is arranged to be similar to an S shape.
Referring to fig. 2, in the embodiment, the connection structure of the precast column 02 and the superposed beam 03 is in a cross shape in the horizontal direction, and the precast column 02 is connected with 4 superposed beams 03. When the 4 superposed beams 03 are all located on the same horizontal plane, the interference condition can occur on the X axis and the Y axis by the upper horizontal steel bar or the lower horizontal steel bar pre-buried in the precast column 02. In order to avoid interference between 4 upper horizontal steel bars or lower horizontal steel bars in the same horizontal plane, a horizontal steel bar distribution device 01 is pre-embedded in the prefabricated column 02, the positions of the connection of the horizontal steel bar distribution device 01 and the superposed beam 03 correspond to each other, the end of the superposed beam 03 is connected with the side surface of the prefabricated column 02, an upper longitudinal bar 33 in a cast-in-place part 31 of the superposed beam 03 is connected with the upper horizontal steel bar distribution device 01 pre-embedded in the prefabricated column 02, and a lower longitudinal bar 34 in a prefabricated part 32 of the superposed beam 03 is connected with the lower horizontal steel bar distribution device 01 pre-embedded in the prefabricated column 02. Meanwhile, as shown in the attached drawing 1, 4 connecting ribs 1 form a net structure, so that 8 steel bar connecting sleeves 2 at the ends of the X-axis connecting rib 4 and the Y-axis connecting rib 5 are located on the same horizontal plane, and the connection between the longitudinal ribs in the prefabricated column 02 and the 4 superposed beams 03 is located on the same horizontal plane.
The construction method of the connection structure of the precast column 02 and the superposed beam 03 in the embodiment comprises the following steps:
s1, hoisting the prefabricated column 02, positioning the prefabricated column at a specified position, and erecting a column support; s2, hoisting the prefabricated part 32 of the superposed beam 03 and positioning the prefabricated part on the top side of the vertical support; s3, inserting an upper longitudinal bar 33 into a stirrup of a cast-in-place part 31 of the superposed beam 03, connecting and fixing a steel bar connecting sleeve 2 of a horizontal steel bar distribution device 01 at the middle upper part of the prefabricated column 02 with the upper longitudinal bar 33, and connecting and fixing a steel bar connecting sleeve 2 of a horizontal steel bar distribution device 01 at the middle lower part of the prefabricated column 02 with a lower longitudinal bar 34 of a prefabricated part 32 of the superposed beam 03; and S4, erecting a template on the bottom side of the spliced seam between the prefabricated part 32 of the superposed beam 03 and the prefabricated column 02, erecting a template of the cast-in-place part 31, pouring concrete of the cast-in-place part 31 of the superposed beam 03, and vibrating, maintaining and forming.
Example 2
Referring to the attached drawing 3, pre-buried horizontal reinforcement distribution device 01 that has of precast column 02 in this embodiment, horizontal reinforcement distribution device 01 includes X hub connection muscle 4 and Y hub connection muscle 5 in this embodiment 1, and X hub connection muscle 4 and Y hub connection muscle 5 are the same structure: that is to say that 2 straight thread steel bar connecting sleeve 2 are all fixed with at the both ends of splice bar 1, are provided with 1 camber in splice bar near 1 straight thread steel bar connecting sleeve 2's position wherein. The 4 connecting ribs 1 with the sleeves are mutually vertically matched to form a net structure, and when the X-axis connecting rib 4 is crossed with the Y-axis connecting rib 5, one connecting rib 1 penetrates through the lower part of the bent arch of the other connecting rib 1. The net-shaped horizontal steel bar distribution device 01 is horizontally embedded in the concrete of the precast column 02 to form 4 upper horizontal steel bars and 4 lower horizontal steel bars anchored in the precast column 02, and the upper horizontal steel bars and the lower horizontal steel bars are respectively connected with the upper longitudinal bars 33 or the lower longitudinal bars 34 of the superposed beam 03. Compared with the horizontal steel bar distribution device 01 in the embodiment 1, the structure in the embodiment is simpler, and the arrangement of the X-axis and the Y-axis connecting bars 5 in one horizontal plane can be realized only by arranging 1 bending part 3 on the connecting bar 1.
Referring to the vertical cross-sectional view of the prefabricated column 02 shown in the attached drawing 4, after the horizontal steel bar distribution device 01 is horizontally embedded in the prefabricated column 02, one end, far away from the connecting bar 1, of the straight thread steel bar connecting sleeve 2 is an open end, and the open end of the steel bar connecting sleeve 2 is flush with the side surface of the prefabricated column 02. Thus, the steel bar connecting sleeve 2 is conveniently connected and fixed with the longitudinal bars in the beam.
In this embodiment, 4 superposed beams 03 are connected to the side surface of the precast column 02, and the horizontal cross-sectional view thereof is cross-shaped, referring to the vertical cross-sectional view of the connection structure of the precast column 02 and the superposed beams 03 shown in fig. 5, which is different from that in embodiment 1: (1) the side of the precast column 02 opposite to the superposed beam 03 is provided with a column shear key groove 24, and the upper edge of the column shear key groove 24 is higher than the top side of the precast portion 32. The side of the precast portion 32 of the composite beam 03 opposite the precast column 02 is notched to form a beam shear keyway, which is located opposite the column shear keyway 24, with the lower edges of the two being at the same height. When the cast-in-place part 31 of the composite beam 03 is poured, the shear key grooves on the prefabricated column 02 and the prefabricated part 32 of the composite beam 03 can be filled at the same time. Due to the arrangement, the shear key is formed after the concrete is cast in the shear key groove in situ, on one hand, the connecting force and the pressure resistance between the precast column 02 and the superposed beam 03 are enhanced, on the other hand, the effect of the shear force of the beam end head can be improved, and the overall shear resistance and the seismic resistance of the beam-column connecting structure are further improved. (2) The bottom of prefabricated post 02 and superposed beam 03 is connected through steel bar connection subassembly, and steel bar connection subassembly is including pre-buried bottom surface open-ended metal box in the prefabricated portion bottom of superposed beam in this embodiment, this metal box and the inside atress muscle fixed connection of the prefabricated portion of superposed beam, and the metal box is provided with the fixed orifices towards the one side of prefabricated post, the bolt from inside the metal box pass behind the fixed orifices with the prefabricated post 02 in the lower part pre-buried horizontal reinforcement distribution device 01's 2 fixed connection of straight thread reinforcing bar connecting sleeve.
In other embodiments, the connecting structure of the precast column 02 and the superposed beam 03 presents a T shape in the horizontal direction, and the horizontal reinforcement distribution device 01 in this embodiment may be adopted.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A prefabricated column is characterized in that a horizontally arranged horizontal steel bar distribution device is pre-buried in the prefabricated column and comprises at least two mutually perpendicular connecting bars, steel bar connecting sleeves are fixed at two ends of each connecting bar, and at least one bending part is arranged on each connecting bar; the steel bar connecting sleeve is provided with an internal thread, and one end of the steel bar connecting sleeve, which is far away from the connecting rib, is an open end.
2. The prefabricated column of claim 1, wherein an open end of the rebar junction sleeve is flush with a side surface of the prefabricated column.
3. The precast column according to claim 2, wherein the connection rib comprises an X-axis connection rib and a Y-axis connection rib, and a bent portion is provided on at least one of the connection ribs at a position where the X-axis connection rib and the Y-axis connection rib cross each other.
4. A beam column connection structure, characterized by comprising the precast column of any one of claims 1 to 3 and three or four superposed beams or full precast beams connected with the precast column, wherein longitudinal bars pre-embedded in the superposed beams or the full precast beams are fixedly connected with steel bar connection sleeves of the horizontal steel bar distribution device.
5. The beam-column connection structure of claim 4, wherein the longitudinal bars comprise an upper longitudinal bar and a lower longitudinal bar, and the upper longitudinal bar and the lower longitudinal bar are respectively and fixedly connected with the horizontal steel bar distribution device pre-embedded in the prefabricated column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921617471.1U CN211775105U (en) | 2019-09-26 | 2019-09-26 | Prefabricated column and beam column connecting structure comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921617471.1U CN211775105U (en) | 2019-09-26 | 2019-09-26 | Prefabricated column and beam column connecting structure comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211775105U true CN211775105U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921617471.1U Active CN211775105U (en) | 2019-09-26 | 2019-09-26 | Prefabricated column and beam column connecting structure comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211775105U (en) |
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2019
- 2019-09-26 CN CN201921617471.1U patent/CN211775105U/en active Active
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Address after: No. 410000, shaping street, Changsha, Kaifu City, Hunan Province Patentee after: Zhuyou Zhizao Technology Industry Group Co.,Ltd. Address before: 10 Zhongshi Road, shaping street, Kaifu District, Changsha City, Hunan Province Patentee before: Zhongmin zhuyou Technology Industry Co.,Ltd. |
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Effective date of registration: 20211222 Address after: 5 / F, office building 2, Zhongmin zhuyou Co., Ltd., No. 10, Zhongshi Road, shaping street, Kaifu District, Changsha City, Hunan Province, 410000 Patentee after: Zhuyou Zhizao Technology Investment Co.,Ltd. Address before: No. 410000, shaping street, Changsha, Kaifu City, Hunan Province Patentee before: Zhuyou Zhizao Technology Industry Group Co.,Ltd. |