CN210975869U - Prefabricated post and basic overlap joint node - Google Patents
Prefabricated post and basic overlap joint node Download PDFInfo
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- CN210975869U CN210975869U CN201921696472.XU CN201921696472U CN210975869U CN 210975869 U CN210975869 U CN 210975869U CN 201921696472 U CN201921696472 U CN 201921696472U CN 210975869 U CN210975869 U CN 210975869U
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Abstract
The utility model provides a prefabricated post and basic overlap joint node, include: the foundation comprises a foundation body and a steel bar bundle, wherein the foundation body is formed by pouring concrete, and the steel bar bundle is embedded in the foundation body; the prefabricated hollow column comprises a column shell with a cavity at the center and a steel bar assembly, the prefabricated hollow column is arranged on the foundation along the vertical direction, and no steel bar is arranged at one end of the prefabricated hollow column connected with the foundation; one end of the lap joint connector is arranged in the foundation, and the other end of the lap joint connector extends out of the top of the foundation and extends into the cavity of the prefabricated hollow column to form lap joint connection; concrete is at least poured in the cavity, and the precast hollow column and the foundation are fixedly connected through the poured concrete and the lap joint connector. The steel pipe pile connecting structure can realize the lap joint connection without connecting pieces, can be quickly hoisted in place on site and can be adjusted in elevation, the connecting performance is excellent, and the stress performance is equal to that of a cast-in-place structure.
Description
Technical Field
The utility model relates to an assembly type structure field especially relates to a prefabricated post and basic overlap joint node.
Background
The prefabricated concrete structure can effectively save resources and energy, improve the efficiency of the material in the aspects of building energy conservation and structural performance, reduce building garbage and reduce adverse effects on the environment, and meets the requirements of building industrialization, housing industrialization and green buildings. In the fabricated structure, the fabricated concrete frame structure can be applied to large-space buildings such as office buildings, schools, hospitals and the like, and belongs to a structural form which is most widely applied in constructional engineering.
At present, the concrete precast column and a foundation are mainly connected by a column longitudinal rib connecting piece, the connection by the column longitudinal rib connecting piece needs to be aligned and leveled one by one, the construction efficiency is low, the period is long, the project cost is increased, and the quality is difficult to ensure; the joint of the traditional prefabricated column is the maximum stress part of the column, and the connection quality of the connecting piece is not easy to control and detect, so that the building safety is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, the present disclosure provides a prefabricated column and foundation lap joint node.
Through years of assembly type building design, production and research and development, abundant experience is accumulated. On the basis, a lap joint node of the concrete prefabricated column and the foundation is developed. The concrete prefabricated column can adopt a prefabricated superposed column, the center of the superposed column is a cavity, the weight is light, and the on-site hoisting is convenient. The concrete prefabricated column and foundation lap joint can realize connection of the concrete prefabricated column and a foundation free connector, can be quickly hoisted in place and adjusted in elevation on site, has superior connection performance and equal stress performance, is cast in place, and solves the main technical defect of connection of the existing concrete prefabricated column and the foundation.
According to an aspect of the present disclosure, a prefabricated column and foundation lap joint node comprises: the foundation comprises a foundation body and a reinforcing steel bar bundle, wherein the foundation body is formed by pouring concrete, and the reinforcing steel bar cage is embedded in the foundation body; the prefabricated hollow column comprises a column shell with a hollow center and a steel bar assembly, the prefabricated hollow column is arranged on the foundation along the vertical direction, and no rib is arranged at one end of the prefabricated hollow column connected with the foundation; one end of the lap joint connector is arranged in the foundation, and the other end of the lap joint connector extends out of the top of the foundation and extends into the cavity of the prefabricated hollow column to form lap joint; concrete is at least poured in the cavity, and the precast hollow column and the foundation are fixedly connected through the poured concrete and the lap joint connector.
According to at least one embodiment of the present disclosure, the lap joint comprises one of a single rebar, a tendon, or a rebar cage.
According to at least one embodiment of the present disclosure, a reinforcing portion for reinforcing the connection strength between the lap joint connector and the concrete is provided on the lap joint connector.
According to at least one embodiment of the present disclosure, the reinforcement is one or more of a tack-welded, upset, bent or anchored plate disposed at an end of the lap joint connector.
According to at least one embodiment of the present disclosure, the overlap joint connector is bound or placed on the rebar cluster, and the rebar cluster comprises one of a rebar mesh and a rebar cage.
According to at least one embodiment of the present disclosure, the cavity is the same as a cross-sectional shape of the column housing, and the cross-sectional shape of the column housing is one of a rectangle, a circle, or a polygon.
According to this at least one embodiment of this disclosure, the reinforcing bar subassembly includes stirrup net piece and post vertical reinforcement, and is a plurality of the stirrup net piece is followed hollow column direction of height interval arrangement, and is a plurality of the post vertical reinforcement pass the stirrup net piece and with stirrup net piece fixed connection, the post vertical reinforcement sets up in column shell or the cavity.
According to at least one embodiment of the disclosure, one end of the column longitudinal rib, which is far away from the foundation, extends out of the upper end surface of the prefabricated hollow column; and the other end of the column longitudinal rib does not extend out of the lower end face of the prefabricated hollow column.
According to at least one embodiment of the present disclosure, both ends of the column longitudinal rib do not protrude beyond both end faces of the hollow column.
According to at least one embodiment of the present disclosure, the foundation is located on top of the foundation pad layer.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.
Fig. 1 is a schematic view of an outer-square and inner-square prefabricated hollow column structure according to an embodiment of the present disclosure.
Fig. 2 is a schematic structural view of an outer and inner circle prefabricated hollow column according to an embodiment of the present disclosure.
FIG. 3 is a schematic view of a prefabricated hollow column and foundation lap joint according to the present disclosure.
Fig. 4 is a schematic view of a section a-a of a prefabricated hollow column and foundation lap joint according to the present disclosure.
FIG. 5 is a schematic view of a prefabricated hollow column and independent foundation lap joint according to the present disclosure.
Reference numerals: 1-column shell; 2-stirrup net sheets; 3-longitudinal ribs; 4, a cavity; 5, prefabricating a hollow column; 6-lap joint connector; 7-a base; 8-foundation steel bar bundle; 9-basic cushion layer.
Detailed Description
The present disclosure will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure. It should be further noted that, for the convenience of description, only the portions relevant to the present disclosure are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict. The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The superposed concrete column is formed by hoisting and pouring concrete in a hollow area and a node core area on site by a prefabricated hollow column. The lap joint node of the concrete prefabricated column and the foundation can realize the connection of the concrete prefabricated column and the foundation without a connecting piece, the concrete prefabricated column is quickly hoisted in place and the elevation is adjusted on site, the connection performance is superior, the stress performance is equal to that of a cast-in-place concrete prefabricated column, and the main technical defect of the connection of the existing concrete prefabricated column and the foundation is overcome.
According to a first embodiment of the present disclosure, there is provided a prefabricated column and foundation lap joint node, comprising: the foundation comprises a foundation body and a steel bar bundle, wherein the foundation body is formed by pouring concrete, and the steel bar bundle is embedded in the foundation body; the prefabricated hollow column comprises a column shell with a cavity at the center and a steel bar assembly, the prefabricated hollow column is arranged on the foundation along the vertical direction, and no steel bar is arranged at one end of the prefabricated hollow column connected with the foundation; one end of the lap joint connector is arranged in the foundation, and the other end of the lap joint connector extends out of the top of the foundation and extends into the cavity of the prefabricated hollow column to form lap joint connection; concrete is at least poured in the cavity, and the precast hollow column and the foundation are fixedly connected through the poured concrete and the lap joint connector. The hollow columns are arranged in the vertical direction. The one end that the hollow post of prefabrication is connected with the basis does not go out the muscle, for example the lower terminal surface of hollow post of prefabrication is not extended to the reinforcing bar subassembly of hollow post of prefabrication (the hollow post of prefabrication sets up along the vertical direction). The reinforcing steel bar assembly is at least partially embedded in the column shell, and the hollow cavity of the prefabricated hollow column is formed into the column shell with the center as the hollow cavity through a special process. The prefabricated hollow column and the foundation are connected through the lap joint connector, so that the lap joint connection without a connecting piece can be realized, the prefabricated hollow column can be quickly hoisted in place and adjusted in elevation on site, the connection performance is excellent, and the stress performance is equal to that of a cast-in-place connection node. The prefabricated hollow column can effectively reduce the weight of a prefabricated part, is convenient for on-site hoisting, and can form an integral superposed member after concrete is cast in a cavity of the prefabricated part on site, so that the member has excellent performance.
Optionally, the clump of foundation rebar and the foundation body are located on top of the foundation bed.
Optionally, the overlap joint includes, but is not limited to, one or more of a single rebar, tendon(s) or cage, or sheet rebar. The foundation cushion layer is constructed on site, a reinforcement cluster of a binding foundation (such as a reinforcement cage, a single-layer reinforcement mesh or a multi-layer reinforcement mesh) is arranged, the binding reinforcement cluster is simultaneously provided with connecting reinforcements (single reinforcements) connected with the hollow column in an overlapping manner, the binding of the foundation reinforcement cluster is finished, and the foundation concrete is poured after the plurality of connecting reinforcements (single reinforcements) are positioned without errors, so that the overlapping connection is formed. Alternatively, the lap joint reinforcing steel bars can adopt the mode of increasing the using amount of the reinforcing steel bars or increasing the diameter of the reinforcing steel bars and reducing the stress of the reinforcing steel bars so as to reduce the width of the outer side crack.
Optionally, a reinforcing part for reinforcing the connection strength between the lap joint connector and the concrete is further arranged on the lap joint connector. The setting of reinforcing part for bonding strength between overlap joint connector and the concrete can be realized to the length that the overlap joint connector can be shorter, and the reinforcing part can set up the middle part at the overlap joint connector, and preferably, the reinforcing part sets up the tip at the overlap joint connector, sets up the reinforcing part respectively including upper end (being arranged in the hollow column cavity of prefabrication) or lower tip (being arranged in the basis).
Optionally, the reinforcement is one or more of a tack-welding, upsetting, bending or anchoring plate provided at an end of the lap joint body, thereby enhancing the bond of the lap joint body to the concrete.
Optionally, the steel bar bundle is bound or provided with the lap joint connector, and the part of the lap joint connector located in the foundation can be fixedly connected with the foundation steel bar bundle in a binding mode to realize positioning, and can also be directly placed at the corresponding position of the foundation steel bar bundle in other positioning modes. And (4) pouring foundation concrete after the lap joint connector is positioned without errors, and hoisting the prefabricated hollow column on site after the concrete is cured to reach certain strength. The rebar cluster includes, but is not limited to, one of a rebar mesh, a rebar cage.
Optionally, the cross-sectional shape of the cavity is rectangular and the cross-sectional shape of the column shell is rectangular; optionally, the cross-sectional shape of the cavity is circular and the cross-sectional shape of the column shell is one of rectangular, circular, or polygonal. Optionally, the cavity is the same cross-sectional shape as the column shell. Because the lap joint needs the steel reinforcement cage overlap joint, the closer the overlap joint steel reinforcement is to the surface, the better the stress effect is, the more the steel reinforcement consumption is saved, so the cavity and the outline should be kept in the same shape, and the wall thickness is as thin as possible. Still alternatively, the cross section of the cavity may also have a rectangular or circular shape or the like of a concavo-convex shape. Preferably, the shell shape of the prefabricated hollow column can be in various cross-sectional forms such as an outer square, an inner square, an outer circle and an inner circle.
Optionally, the reinforcement assembly comprises a stirrup net piece and a column longitudinal reinforcement, the plurality of stirrup net pieces are arranged at intervals along the height direction of the hollow column, the plurality of column longitudinal reinforcements penetrate the stirrup net piece and are fixedly connected with the stirrup net piece, for example, the plurality of column longitudinal reinforcements are bound or welded together, the column longitudinal reinforcement is arranged in the column shell or the cavity, optionally, the column longitudinal reinforcement is embedded in the column shell, or the column longitudinal reinforcement part is embedded in the column shell, and at least one of the two end parts of the column longitudinal reinforcement extends out of the column shell end face to form a reinforcement or does not extend out of the column shell end face. Optionally, the column longitudinal rib is disposed in the cavity, and at least one of two end portions of the column longitudinal rib protrudes out of the column shell end face to form a rib or does not protrude out of the column shell end face.
Optionally, one end of the column longitudinal rib, which is far away from the foundation, extends out of the upper end surface of the prefabricated hollow column; and the other end of the column longitudinal rib does not extend out of the lower end face of the prefabricated hollow column. The one end that hollow column and basis are connected does not go out the muscle promptly, connects through the overlap joint connector, and the muscle is gone out to the other end to can form the connector and be connected with other hollow column or precast beam.
Optionally, both ends of the column longitudinal rib do not extend beyond both end faces of the hollow column. I.e. the prefabricated hollow column has no ribs at all.
The overlap joint formula between precast concrete post and the basis of this disclosure is connected:
1) the connection of the concrete precast column and the foundation can realize the lap joint connection without a connecting piece, the on-site quick hoisting is in place and the elevation is adjusted, the connection performance is superior, and the stress performance is equal to that of the cast-in-place concrete precast column;
2) the prefabricated hollow column can effectively reduce the weight of a prefabricated part, is convenient for on-site hoisting, and can form an integral superposed member after concrete is cast in a cavity of the prefabricated part on site, so that the member has excellent performance.
The prefabricated column and foundation lap joint node will be described in detail with reference to specific embodiments.
As shown in fig. 3, the present disclosure provides a prefabricated column and foundation lap joint node, including: the foundation comprises a foundation 7, a foundation body and a steel bar bundle 8, wherein the foundation body is formed by pouring concrete, and the steel bar bundle 8 is embedded in the foundation body; the prefabricated hollow column 5 comprises a column shell 1 with a cavity 4 at the center and a steel bar assembly, the prefabricated hollow column 5 is arranged on a foundation 7 in the vertical direction, and no steel bar is arranged at one end of the prefabricated hollow column 5 connected with the foundation 7; one end of the lap joint connector 6 is arranged in the foundation 7, and the other end of the lap joint connector 6 extends out of the top of the foundation 7 and extends into the cavity 4 of the prefabricated hollow column 5 to form lap joint; concrete is at least poured in the cavity 4, and the precast hollow column 5 and the foundation 7 form fixed connection through the poured concrete and the lap joint connector 6. The hollow columns 5 are arranged in the vertical direction. The one end that hollow column 5 and basis 7 are connected does not go out the muscle, for example hollow column 5's reinforcing bar subassembly does not extend the lower terminal surface of hollow column 5 (hollow column sets up along the vertical direction). The reinforcing steel bar assembly is at least partially embedded in the column shell 1, and the hollow cavity 4 of the prefabricated hollow column 5 is formed into the column shell 1 with the center being the hollow cavity 4 through a special process. The connection between the prefabricated hollow column 5 and the foundation 7 is connected through the lap joint connector 6, so that the lap joint connection of a connecting piece can be realized, the on-site quick hoisting is in place, the elevation is adjusted, the connection performance is excellent, and the stress performance is equal to that of a cast-in-place connection node. The prefabricated hollow column can effectively reduce the weight of a prefabricated part, is convenient for on-site hoisting, and can form an integral superposed member after concrete is cast in a cavity of the prefabricated part on site, so that the member has excellent performance. Fig. 3 shows a cross-sectional structure diagram of a prefabricated column and foundation lap joint node.
Concrete precast column and basic assembled connected node as shown in fig. 3, site operation foundation bed course 9, the reinforcing bar clump 8 of ligature basis 7, set up the connecting reinforcement 6 (a plurality of connecting reinforcement) with 5 lap joint of hollow post in the time of ligature reinforcing bar clump 8, the ligature of reinforcing bar clump 8 is finished, the concrete of foundation 7 is pour to connecting reinforcement 6 location after being errorless, after concrete maintenance reaches certain intensity, hoist and mount the precast hollow post 5 on the spot, pour the concrete in 5 cavities 4 of hollow post behind the installation post entablature board, after concrete maintenance reaches certain intensity, realize the connection of concrete precast hollow post 5 and foundation 7. As shown in fig. 4, which is a schematic view of a section a-a of the hollow column 5 in fig. 3, the hollow column has a structure with an outer side and an inner side, that is, the cross section of the shell of the hollow column 5 is square, and the cross section of the cavity of the hollow column 5 is square, so that the shape of the hollow column inside and outside makes the lapped steel bars closer to the outer surface, the stress effect is better, the steel bars are saved, and the wall thickness is as thin as possible.
When the basis is independent foundation, precast concrete post and independent foundation assembled connected node are as shown in fig. 5, and the reinforcing bar of independent foundation 8 only needs the reinforcing bar of lower floor, does not set up the reinforcing bar of upper strata. Finishing the binding of the reinforcing steel bars of the independent foundation 8, pouring the concrete of the foundation 7 after the positioning of the connecting reinforcing steel bars 6 is correct, hoisting the prefabricated hollow column 5 on site after the concrete curing reaches a certain strength, pouring the concrete in the cavity 4 of the hollow column 5 after the column top beam plate is installed, and realizing the connection of the concrete prefabricated hollow column 5 and the foundation 7 after the concrete curing reaches a certain strength.
The lap joint connector 6 is also provided with a reinforcing part for reinforcing the connection strength between the lap joint connector 6 and the concrete. The reinforcement is provided so that the lap joint body can achieve the bonding strength between the lap joint body 6 and the concrete with a short length, and the reinforcement may be provided at the end of the lap joint body including the upper end (located in the cavity of the hollow column) or the lower end (located in the foundation) where the reinforcement shown in fig. 3 is located.
The reinforcing part is one or more of a welding plate, a upsetting plate, a bending plate or an anchoring plate which is arranged at the end part of the lap joint connector, so that the combination of the lap joint connector and the concrete is enhanced. As shown in figure 3, the reinforced part is designed to be bent, the structure is simple, the forming is simple, and the anchoring or connecting strength can meet the design requirement.
The lap joint connecting body 6 is bound or placed on the reinforcing steel bar bundle 8, and the part, located in the foundation 7, of the lap joint connecting body 6 can be fixedly connected with the foundation reinforcing steel bar bundle 8 in a bound mode to achieve positioning, and can also be directly placed in the corresponding position of the foundation reinforcing steel bar bundle 8 in other positioning modes. And (4) pouring the foundation concrete after the lap joint connector 6 is positioned without errors, and hoisting the prefabricated hollow column on site after the concrete is cured to reach a certain strength.
As shown in fig. 1 to 2, the cross-sectional shape of the hollow preform column 5 may be various shapes, including a rectangular cross-sectional shape of the cavity 4 and a rectangular cross-sectional shape of the column housing 1, a circular cross-sectional shape of the cavity 4 and a circular cross-sectional shape of the column housing 1. Alternatively, the cross-sectional shape of the cavity 4 is circular, and the cross-sectional shape of the column housing 1 may also be one of rectangular, or polygonal. Still alternatively, the cross section of the cavity 4 may also have a rectangular or circular shape or the like of a concavo-convex shape.
As shown in fig. 1 to 2, the reinforcement assembly includes a stirrup mesh 2 and a column longitudinal bar 3, the plurality of stirrup mesh 2 are arranged at intervals along the height direction of the hollow column 5, the plurality of column longitudinal bars 3 penetrate the stirrup mesh 2 and are fixedly connected with the stirrup mesh 2, for example, they are bound or welded together, the column longitudinal bars 3 are disposed in the column shell 1 or the cavity 4, optionally, the column longitudinal bars 3 are embedded in the column shell 1, or the column longitudinal bars 3 are partially embedded in the column shell 1, and two ends of the column longitudinal bars 3 do not extend out of the end surface of the column shell 1. Optionally, the column longitudinal rib 3 is disposed in the cavity 4, and both ends of the column longitudinal rib 3 do not protrude out of the end face of the column casing 1.
Although not shown in fig. 1-2, according to the present disclosure, the end of the column longitudinal rib 3 remote from the foundation may protrude beyond the upper end face of the hollow column; and the other end of the column longitudinal rib 3 does not extend out of the lower end face of the prefabricated hollow column 5. That is, the prefabricated hollow column 5 and the base are connected 7 without ribs at one end, and are connected through the lap joint connector 6, and ribs are arranged at the other end, so that the connector can be connected with another hollow column or prefabricated beam.
Wherein the foundation reinforcing steel bar bundle 8 and the foundation body are positioned on the foundation cushion layer 9.
The terms "upper" and "lower" as used herein refer to "upper" and "lower" on the common sense of the nature of the prefabricated wall in actual use. The "height direction" means a vertical direction of the prefabricated hollow column in practical use. The longitudinal direction refers to the common sense vertical direction of the prefabricated hollow column in the natural state in practical application.
In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of illustration of the disclosure and are not intended to limit the scope of the disclosure. Other variations or modifications may occur to those skilled in the art, based on the foregoing disclosure, and are still within the scope of the present disclosure.
Claims (10)
1. The utility model provides a prefabricated post and basic lap joint node which characterized in that includes:
the foundation comprises a foundation body and a steel bar bundle, wherein the foundation body is formed by pouring concrete, and the steel bar bundle is embedded in the foundation body;
the prefabricated hollow column comprises a column shell with a hollow center and a steel bar assembly, the prefabricated hollow column is arranged on the foundation along the vertical direction, and no rib is arranged at one end of the prefabricated hollow column connected with the foundation; and
one end of the lap joint connector is arranged in the foundation, and the other end of the lap joint connector extends out of the top of the foundation and extends into the cavity of the prefabricated hollow column to form lap joint;
concrete is at least poured in the cavity, and the precast hollow column and the foundation are fixedly connected through the poured concrete and the lap joint connector.
2. The prefabricated column and foundation lap joint of claim 1 wherein said lap joint body comprises one of a single rebar, a tendon, or a rebar cage.
3. The precast column and foundation lap joint node of claim 2, wherein the lap joint connector is provided with a reinforcing portion for reinforcing the joint strength of the lap joint connector with concrete.
4. The precast column and foundation lap joint node of claim 3 wherein said reinforcement is one or more of a tack weld, upset, bend or anchor plate disposed at the end of said lap joint connector.
5. The precast column and foundation lap joint node of claim 1, wherein the lap joint connectors are bound or placed on the rebar plexus, and the rebar plexus comprises one of a rebar mesh and a rebar cage.
6. The prefabricated column and foundation lap joint of claim 1 wherein said cavity is the same shape as the cross-sectional shape of the column shell, and said column shell has a cross-sectional shape that is one of rectangular, circular, or polygonal.
7. The precast column and foundation lap joint of claim 1 wherein the rebar assembly comprises a plurality of hoop mesh sheets and longitudinal column bars, the plurality of hoop mesh sheets are arranged at intervals along the height direction of the precast hollow column, the plurality of longitudinal column bars pass through the hoop mesh sheets and are fixedly connected with the hoop mesh sheets, and the longitudinal column bars are arranged in the column shell or the cavity.
8. A prefabricated column and foundation lap joint according to claim 7,
one end of the column longitudinal rib, which is far away from the foundation, extends out of the upper end surface of the prefabricated hollow column; and
the other end of the column longitudinal rib does not extend out of the lower end face of the prefabricated hollow column.
9. The precast column and foundation lap joint of claim 7 wherein neither end of the column longitudinal ribs extends beyond both end faces of the precast hollow column.
10. A prefabricated column and foundation lap joint node according to any one of claims 1 to 9 wherein said foundation is located on a foundation pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201921696472.XU CN210975869U (en) | 2019-10-11 | 2019-10-11 | Prefabricated post and basic overlap joint node |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921696472.XU CN210975869U (en) | 2019-10-11 | 2019-10-11 | Prefabricated post and basic overlap joint node |
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| CN210975869U true CN210975869U (en) | 2020-07-10 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851584A (en) * | 2020-07-31 | 2020-10-30 | 山东建筑大学 | Construction method of reinforced concrete frame structure column foundation enclosure beam in reverse construction method |
| CN113175156A (en) * | 2021-04-13 | 2021-07-27 | 石河子大学 | Desert sand lightweight aggregate concrete special-shaped column structure with built-in insulation board and construction process thereof |
| CN113235732A (en) * | 2021-05-21 | 2021-08-10 | 青岛腾远设计事务所有限公司 | Construction method of prefabricated conversion beam and prefabricated column connection node on beam and connection point structure of prefabricated conversion beam and prefabricated column connection node |
-
2019
- 2019-10-11 CN CN201921696472.XU patent/CN210975869U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851584A (en) * | 2020-07-31 | 2020-10-30 | 山东建筑大学 | Construction method of reinforced concrete frame structure column foundation enclosure beam in reverse construction method |
| CN113175156A (en) * | 2021-04-13 | 2021-07-27 | 石河子大学 | Desert sand lightweight aggregate concrete special-shaped column structure with built-in insulation board and construction process thereof |
| CN113175156B (en) * | 2021-04-13 | 2023-02-17 | 石河子大学 | Desert sand lightweight aggregate concrete special-shaped column structure with built-in insulation board and construction process thereof |
| CN113235732A (en) * | 2021-05-21 | 2021-08-10 | 青岛腾远设计事务所有限公司 | Construction method of prefabricated conversion beam and prefabricated column connection node on beam and connection point structure of prefabricated conversion beam and prefabricated column connection node |
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