CN214220274U - Partially prefabricated truss type steel reinforced concrete Z-shaped column - Google Patents
Partially prefabricated truss type steel reinforced concrete Z-shaped column Download PDFInfo
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- CN214220274U CN214220274U CN202023224105.5U CN202023224105U CN214220274U CN 214220274 U CN214220274 U CN 214220274U CN 202023224105 U CN202023224105 U CN 202023224105U CN 214220274 U CN214220274 U CN 214220274U
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Abstract
The utility model discloses a partially prefabricated truss type section steel concrete Z-shaped column, which comprises a partially prefabricated truss type section steel concrete Z-shaped column shell and internal cast-in-place concrete, wherein the partially prefabricated truss type section steel concrete Z-shaped column shell comprises precast concrete and a Z-shaped section steel-steel reinforcement framework; the longitudinal bars and the stirrups surround the truss type Z-shaped steel, are arranged in a zigzag manner according to the T-shaped steel-cross-shaped steel-T-shaped steel, and are connected through the web members and the steel plates to form the truss type Z-shaped steel; and the internal cast-in-place concrete is poured in the inner cavity of the partially prefabricated truss type steel reinforced concrete Z-shaped column shell. The utility model provides a full precast concrete post hoist and mount transportation difficulty to and cast-in-place concrete post polluted environment's problem, have better cohesiveness ability between the material, and have bearing capacity height, the good characteristics of anti-seismic performance.
Description
Technical Field
The utility model relates to a prefabricated assembly shaped steel concrete dysmorphism post, concretely relates to truss-like shaped steel concrete Z shape post of partly prefabricated assembly.
Background
The development of steel and concrete composite structures has been achieved to date. The steel reinforced concrete has the advantages of both concrete and steel, can make up the respective defects, and is one of the development trends of the building industry at present due to the good stress performance and characteristics of the steel reinforced concrete.
The traditional construction method in China is field construction, but with the increasing call of 'green buildings', the construction method can not meet the requirements of society on low consumption and environmental protection. And the section steel concrete structure is different from a common reinforced concrete structure, so that the construction is more difficult, the working procedures are complicated, the technical requirements on constructors are high, the time and the economic cost of the construction are high, the economic benefit is reduced, and the popularization of the section steel concrete structure is limited. With the development of prefabricated structures, the fully prefabricated steel reinforced concrete structure is produced, and all components of the steel reinforced concrete structure are produced in a factory and then transported to a construction site for splicing and assembling. The construction method ensures the quality of each component, can control the processing progress, and is green and environment-friendly. However, the method has the defects of poor integrity, large self weight of the member and high transportation and hoisting cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can be applicable to industrialization batch production, have bearing capacity height, promote building structure anti-seismic performance, have better cohering the performance, can reduce the truss-like shaped steel concrete Z shape post of the prefabricated assembly of part of component transportation hoist and mount cost simultaneously.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a partially prefabricated truss type section steel concrete Z-shaped column, which comprises a partially prefabricated truss type section steel concrete Z-shaped column shell and internal cast-in-place concrete, wherein the partially prefabricated truss type section steel concrete Z-shaped column shell comprises prefabricated concrete and a Z-shaped section steel-steel reinforcement framework;
the Z-shaped steel-steel reinforcement framework comprises truss type Z-shaped steel surrounded by longitudinal reinforcements and stirrups, and the truss type Z-shaped steel comprises T-shaped steel, cross-shaped steel, web members and steel plates, wherein the web members are used for connecting the T-shaped steel and the cross-shaped steel; the T-shaped steel is respectively arranged on two limbs, the cross-shaped steel is respectively arranged between the T-shaped steel, the cross-shaped steel and the T-shaped steel are arranged in a zigzag manner, and are connected through the web members and the steel plates to form truss type Z-shaped steel; and the internal cast-in-place concrete is poured in the internal cavity of the truss type steel reinforced concrete Z-shaped column shell which is partially prefabricated and assembled.
Preferably, two adjacent limbs of the cross-shaped steel section are connected with web members, and the web members are connected to the web plates of the T-shaped steel section; the other pair of adjacent two limbs of the cross-shaped section steel are connected with steel plates which are respectively connected with two wings of the T-shaped section steel.
Preferably, the web members are continuously and obliquely connected with the web plate of the T-shaped steel along two adjacent limbs of the cross-shaped steel.
Preferably, the steel plates are connected with each other at the bending part.
Preferably, longitudinal bars are arranged around the truss type Z-shaped steel, the stirrups are bound on the longitudinal bars, and the stirrups penetrate through two ends of the web member around the cross-shaped steel and are bound on the longitudinal bars.
Preferably, the length of the web of the T-shaped steel is longer than the length of the two wings of the cross-shaped steel.
Preferably, precast concrete is poured into the outer shell of the partially prefabricated truss type steel reinforced concrete Z-shaped column.
The utility model relates to a truss-like shaped steel concrete Z shape post of part prefabricated assembly is based on cast-in-place shaped steel concrete column and the advantage and the not enough of prefabricated assembled shaped steel concrete column entirely, combines the two, and make full use of respective strong point is compensatied mutually. The partially prefabricated truss type steel concrete column is characterized in that a shell constructed by steel concrete is prefabricated in a factory and transported to cast-in-place internal concrete after maintenance is finished. On the premise of ensuring the construction quality, the method reduces the working difficulty of site construction, reduces the construction time, reduces the transportation and hoisting cost, and meets the requirement of green buildings. In addition, the steel reinforced concrete structure is formed by combining two materials of steel and concrete, and the two materials also need to have better bonding performance in order to exert the advantages of high bearing capacity, good earthquake resistance and the like.
Compared with the prior art, the utility model is characterized in that:
1) the partially prefabricated truss type steel concrete column is based on the fully prefabricated assembled concrete column and the cast-in-place concrete column, so that the industrial prefabricated production is realized, the environmental pollution of a construction site is reduced, the transportation and hoisting cost of the traditional prefabricated assembled steel concrete column is reduced, and the social benefit is good.
2) The truss-type steel avoids the problem that column limbs of the Z-shaped column are easy to bond due to large total length and large contact area between the steel and the concrete, is beneficial to increasing the bonding performance between the concrete and the steel, can give full play to the performance of the steel and the concrete, and improves the bearing capacity of the column.
3) Adopt the steel sheet formwork between inside cast in situ concrete and the precast concrete, need not on the one hand to tear open the mould, construction convenience, on the other hand reduces because the crack that the intensity difference produced between cast in situ concrete and the precast concrete.
4) The steel reinforced concrete column has better anti-seismic performance, the bearing capacity and the ductility of the column are obviously improved, and the excellent characteristics of concrete and steel are fully utilized to make up the defects of independent use of the concrete and the steel.
5) The column section form is reasonably utilized, the Z-shaped column can be integrated with a wall to form a hidden column, the column corner is prevented from protruding in a room, the actual use area of the room is increased, and the flexibility and the convenience of a building are improved.
Drawings
FIG. 1 is a schematic cross-sectional view of a partially prefabricated truss type steel reinforced concrete Z-pillar shell;
FIG. 2 is a schematic cross-sectional view of a partially prefabricated truss type steel reinforced concrete Z-shaped column;
FIG. 3 is a schematic view of a truss type Z-section steel;
in the figure: 1. longitudinal ribs; 2. hooping; 3. cross-shaped section steel; 4. a steel plate; 5. t-shaped section steel; 6. a web member; 7. prefabricating concrete; 8. an interior cavity; 9. the concrete is cast in situ inside.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 and 2, the partially prefabricated truss-type steel reinforced concrete Z-shaped column comprises a partially prefabricated truss-type steel reinforced concrete Z-shaped column shell (fig. 1) and internal cast-in-place concrete 9, the partially prefabricated truss-type steel reinforced concrete Z-shaped column shell (fig. 1) comprises prefabricated concrete 7 and a Z-type steel-reinforced skeleton, the Z-type steel-reinforced skeleton comprises truss-type Z-shaped steel surrounded by longitudinal ribs 1 and stirrups 2, the truss-type Z-shaped steel comprises T-shaped steel 5, cross-shaped steel 3, web members 6 connecting the T-shaped steel 5 and the cross-shaped steel 3, and steel plates 4, the T-shaped steel 5 is respectively placed on two limbs of the Z-shaped steel, the cross-shaped steel 3 is respectively placed between the T-shaped steel 5, and is arranged in a zigzag manner according to the T-shaped steel 5, the cross-shaped steel 3 and the cross-shaped steel 5, connecting the T-shaped section steel 5 and the cross-shaped section steel 3 by using a web member 6 and a steel plate 4 to form truss type Z-shaped section steel; the internal cast-in-place concrete 9 is poured into the internal cavity 8 of the partially prefabricated truss type steel reinforced concrete Z-shaped column shell.
Two adjacent limbs of the cross-shaped section steel 3 are connected with a web member 6, and the web member 6 is connected to a web plate of the T-shaped section steel 5; the other pair of adjacent two limbs of the cross-shaped section steel 3 is connected with a steel plate 4, and the steel plates 4 are respectively connected with two wings of the T-shaped section steel 5. The steel plates 4 are connected with each other at the bending part.
As shown in fig. 3, the web members 6 are continuously, obliquely and horizontally connected with the web plates of the T-shaped steel 5 along two adjacent limbs of the cross-shaped steel 3, so that the shearing bearing capacity of the column is improved; the length of the web plate of the T-shaped steel 5 is longer than the length of two wings of the cross-shaped steel 3, so that the T-shaped steel positioned at the column end can improve the larger bending bearing capacity.
And fixing the Z-shaped steel-steel reinforcement framework, erecting a formwork, pouring precast concrete, and maintaining to finish prefabrication of the Z-shaped column shell. The utility model discloses the truss-like shaped steel concrete Z shape post shell of part prefabricated assembly makes in the mill in advance and accomplishes, and the back is accomplished in the shell maintenance, transports the job site and pours inside concrete. The good maintenance condition of the factory provides favorable conditions for precast concrete, the quality of the precast shell is ensured, and the time of site construction is greatly reduced. The truss type steel is beneficial to increasing the bonding performance between concrete and the steel, the performance of the concrete and the steel can be fully exerted, and the bearing capacity of the column is improved.
Horizontal and oblique web members are used for forming an integral steel truss between each section steel of a part of prefabricated steel reinforced concrete Z-shaped column, concrete is poured to wrap the section steel framework, the contact area between the concrete and steel is larger than that between common section steel concrete, so that the bonding performance between the concrete and the section steel is increased, the bonding performance between the concrete and the section steel is better, and the characteristics of two materials can be fully exerted; meanwhile, the bending moment generated by eccentric compression is borne by the structural steel equivalent to the chord member of the truss, and the transverse shearing force between the structural steel and the concrete is borne by the web members, so that the partially prefabricated structural steel concrete Z-shaped column has better stress performance.
The steel plate is used as a template and welded around the Z-shaped steel, precast concrete and cast-in-place concrete are spaced, and form removal is avoided during construction.
The precast concrete adopts precast concrete, and the cast-in-place concrete part adopts common concrete.
The technical scheme of the utility model, based on prefabricated assembled shaped steel concrete post and cast-in-place shaped steel concrete column entirely, improved the ductility and the anti-seismic performance of component, reduced the transportation and the hoist and mount cost of prefabricated assembled shaped steel concrete column entirely, reduce the site operation time of cast-in-place shaped steel concrete column, also reduce the pollution degree to the environment simultaneously, have good society, economic benefits.
While certain exemplary embodiments of the present invention have been described above by way of illustration, it will be apparent to those skilled in the art that the described embodiments may be modified in various other ways without departing from the spirit and scope of the invention. Other embodiments are within the scope of the present invention.
Claims (7)
1. The partially prefabricated truss type section steel concrete Z-shaped column is characterized by comprising a partially prefabricated truss type section steel concrete Z-shaped column shell and internal cast-in-place concrete (9), wherein the partially prefabricated truss type section steel concrete Z-shaped column shell comprises prefabricated concrete (7) and a Z-shaped section steel-steel reinforcement framework;
the Z-shaped steel-steel reinforcement framework comprises truss-type Z-shaped steel surrounded by longitudinal reinforcements (1) and stirrups (2), and the truss-type Z-shaped steel comprises T-shaped steel (5), cross-shaped steel (3), web members (6) and steel plates (4) which are connected with the T-shaped steel (5) and the cross-shaped steel (3); the T-shaped steel sections (5) are respectively arranged on two limbs, the cross-shaped steel sections (3) are respectively arranged between the T-shaped steel sections (5), are arranged in a zigzag manner according to the T-shaped steel sections (5) -the cross-shaped steel sections (3) -the T-shaped steel sections (5), and are connected with the steel plate (4) through the web members (6) to form truss type Z-shaped steel sections; and the internal cast-in-place concrete (9) is poured in an internal cavity (8) of the partially prefabricated truss type steel reinforced concrete Z-shaped column shell.
2. A partially prefabricated truss type section steel concrete Z-shaped column according to claim 1, wherein two adjacent limbs of the cross section steel (3) are connected with a web member (6), and the web member (6) is connected to a web plate of the T-shaped section steel (5); the other pair of adjacent two limbs of the cross-shaped section steel (3) is connected with a steel plate (4), and the steel plates (4) are respectively connected with two wings of the T-shaped section steel (5).
3. A partially prefabricated truss type section steel concrete Z-shaped column according to claim 2, wherein the web members (6) are continuously connected diagonally and horizontally between two adjacent limbs of the cross section steel (3) and the web of the T section steel (5).
4. Partially prefabricated truss type section steel concrete Z-shaped column according to claim 2, characterized in that the steel plates (4) are connected to each other at bends.
5. A partially prefabricated truss type section steel concrete Z-shaped column according to claim 1, characterized in that longitudinal bars (1) are arranged around the truss type Z-shaped section steel, stirrups (2) are bound on the longitudinal bars (1), and the stirrups (2) are bound on the longitudinal bars (1) through two ends of a web member (6) around the cross-shaped section steel (3).
6. Partially prefabricated truss type section steel concrete Z-shaped column according to claim 1, characterized in that the web length of the T-shaped section steel (5) is longer than the length of the two wings of the cross-shaped section steel (3).
7. Partially prefabricated truss type steel reinforced concrete Z-shaped column according to claim 1, characterized in that the prefabricated concrete (7) is poured inside the outer shell of the partially prefabricated truss type steel reinforced concrete Z-shaped column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023224105.5U CN214220274U (en) | 2020-12-28 | 2020-12-28 | Partially prefabricated truss type steel reinforced concrete Z-shaped column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023224105.5U CN214220274U (en) | 2020-12-28 | 2020-12-28 | Partially prefabricated truss type steel reinforced concrete Z-shaped column |
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| Publication Number | Publication Date |
|---|---|
| CN214220274U true CN214220274U (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023224105.5U Active CN214220274U (en) | 2020-12-28 | 2020-12-28 | Partially prefabricated truss type steel reinforced concrete Z-shaped column |
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| CN (1) | CN214220274U (en) |
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