CN209907737U - Reserved joint connecting steel bar connecting mechanism for staged construction of concrete structure - Google Patents
Reserved joint connecting steel bar connecting mechanism for staged construction of concrete structure Download PDFInfo
- Publication number
- CN209907737U CN209907737U CN201920158587.7U CN201920158587U CN209907737U CN 209907737 U CN209907737 U CN 209907737U CN 201920158587 U CN201920158587 U CN 201920158587U CN 209907737 U CN209907737 U CN 209907737U
- Authority
- CN
- China
- Prior art keywords
- joint
- early
- steel bar
- reinforcing steel
- shaped channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Reinforcement Elements For Buildings (AREA)
Abstract
The utility model discloses a concrete structure construction in stages is reserved and is connect stubble steel bar connection mechanism has solved and has executed on the concrete placement template of preceding stage and do and connect stubble steel bar patchhole and connect the problem that the position phenomenon takes place to run easily of stubble reinforcing bar. C-shaped channel steel (4) is buckled on the inner side of a concrete pouring outer side formwork (2) in the earlier stage of a joint position, a joint reinforcing steel bar passing hole (5) is formed in the C-shaped channel steel (4), the joint reinforcing steel bar (6) is connected in a penetrating mode in the joint reinforcing steel bar passing hole (5), the inner side end of the joint reinforcing steel bar in the C-shaped channel steel (4) is bent in the C-shaped groove of the C-shaped channel steel (4), the outer side end of the joint reinforcing steel bar (6) is tied together with an earlier stage concrete pouring structural reinforcing steel bar (3), and early stage pouring concrete (7) is poured between a concrete pouring inner side formwork (1) in the earlier stage of the joint position and the concrete pouring outer side formwork (2) in the earlier stage of the joint position. The reserved joint reinforcing steel bars are accurately and firmly positioned, so that the construction efficiency is greatly improved.
Description
Technical Field
The invention relates to a connecting mechanism for reserved joint reinforcing steel bars of a concrete structure, in particular to a connecting mechanism and a connecting method for reserved joint reinforcing steel bars during staged construction of the concrete structure.
Background
With the rapid development of the construction industry, the civil construction of large-scale integral districts is more and more common, and the following conditions are often encountered in the construction: for the concrete structures connected into a whole, the field adopts the steps of respectively erecting templates by stages to carry out pouring forming; in order to achieve the purpose, before the early-stage concrete is poured, stub steel bar mounting holes need to be reserved at the concrete stub positions of the two stages, namely stub steel bar through holes need to be reserved on a pouring template at the concrete stub positions of the early stage, and before the early-stage concrete is poured, stub reserved steel bars need to penetrate out of the outer side of the early-stage concrete pouring template; the construction mode can cause that the template of the reserved hole can not be reused repeatedly; in addition, when reserved stubbled steel bars are constructed on site, the construction method generally adopted is as follows: the method comprises the steps of drilling a connecting reinforcing steel bar inserting hole in a former concrete template, inserting the inner side end of a connecting reinforcing steel bar into the former poured concrete through the connecting reinforcing steel bar inserting hole in the template, wherein the inner side end of the inserted connecting reinforcing steel bar is generally not bound with a reinforcing steel bar member in the former poured concrete, when the former poured concrete is poured, the connecting reinforcing steel bar is usually deviated, the problem that the later-stage concrete reinforcing steel bar member and the connecting reinforcing steel bar cannot be bound in a butt joint mode in the later-stage concrete application is caused, the connecting reinforcing steel bar needs to be implanted again, and steel waste and the construction period are caused.
Disclosure of Invention
The invention provides a reserved joint reinforcing steel bar connecting mechanism and a reserved joint reinforcing steel bar connecting method for concrete structure staged construction, and solves the technical problems that joint reinforcing steel bar inserting holes need to be formed in a concrete pouring template in the previous stage and joint reinforcing steel bars are easy to run.
The invention solves the technical problems by the following technical scheme:
the general concept of the invention is: the method comprises the steps of arranging a stub steel bar through hole in a C-shaped channel steel, connecting stub steel bars in the stub steel bar through hole in a penetrating mode, bending one side of the stub steel bars in the C-shaped channel steel, placing the C-shaped channel steel in advance to the outer side of early-stage concrete pouring structural steel bars which are formed by binding at early-stage concrete pouring stub positions, fixedly connecting the other end, penetrating out of the stub steel bars, of the C-shaped channel steel with the early-stage concrete pouring structural steel bars, then building a closed template for early-stage concrete pouring, carrying out early-stage concrete pouring, removing the early-stage concrete pouring template after early-stage concrete pouring is solidified, straightening the stub steel bars bent in the C-shaped channel steel, and achieving the purpose of reserving the stub steel bars for a concrete structure of later-stage construction.
A reserved joint reinforcing steel bar connecting mechanism for staged construction of a concrete structure comprises an inner side template for early-stage concrete pouring at a joint and an outer side template for early-stage concrete pouring at the joint, early concrete pouring structural steel bars are arranged between the early concrete pouring inner side template at the joint and the early concrete pouring outer side template at the joint, c-shaped channel steel is buckled on the inner side surface of the outer template of concrete pouring at the early stage of the connecting position, a connecting reinforcing steel bar through hole is arranged on the C-shaped channel steel, the connecting reinforcing steel bar is penetrated in the connecting reinforcing steel bar through hole, the inner side end of the connecting steel bar in the C-shaped channel steel is bent in the C-shaped groove of the C-shaped channel steel, the outer side end of the connecting steel bar is bound with the early concrete pouring structural steel bar, early-stage casting concrete is poured between the early-stage concrete casting inner side template at the joint and the early-stage concrete casting outer side template at the joint.
The thickness of C shape channel-section steel is 1.5 millimeters, and the stubble reinforcing bar that sets up on C shape channel-section steel passes the hole and is two a set ofly to group is the equipartition on the bottom plate of C shape channel-section steel for the unit.
A reserved joint steel bar connection method for staged construction of a concrete structure comprises the following steps:
firstly, manufacturing C-shaped channel steel by using a thin steel plate with the thickness of 1.5 mm, punching stubbled steel bars on a bottom plate of the C-shaped channel steel through an electric drill to penetrate through holes, wherein the stubbled steel bars penetrate through the holes in two groups and are uniformly distributed on the bottom plate of the C-shaped channel steel by taking the groups as a unit;
secondly, connecting the stubbled steel bars in the stubbled steel bar through holes in a penetrating manner, and bending the inner side ends of the stubbled steel bars in the C-shaped channel steel into a C-shaped groove of the C-shaped channel steel;
thirdly, buckling the C-shaped channel steel with the stubble reinforcing steel bars on the inner side surface of the early-stage concrete pouring outer side template at the stubble position, and binding the outer side ends of the stubble reinforcing steel bars and the early-stage concrete pouring structural reinforcing steel bars together;
fourthly, pouring early-stage pouring concrete between the early-stage concrete pouring inner side template at the joint and the early-stage concrete pouring outer side template at the joint, so that the C-shaped channel steel is submerged in the early-stage pouring concrete;
fifthly, after the early-stage pouring concrete is solidified, dismantling the early-stage concrete pouring inner side formwork at the joint and the early-stage concrete pouring outer side formwork at the joint;
sixthly, straightening the inner side end of the connecting steel bar in the C-shaped groove exposed on the outer side surface of the concrete casting wall in the early stage to form a connecting end of the connecting steel bar connected with the concrete member poured in the later stage.
The invention avoids the problem of the position deviation of the reserved joint reinforcing steel bars after early-stage concrete pouring, and reduces the number of post-planted reinforcing steel bars; the hole drilling on the template is avoided, and the loss of the template is reduced; the method has the advantages of available local materials, simple manufacturing process, accurate and firm positioning of reserved joint reinforcing steel bars and great improvement on construction efficiency.
Drawings
FIG. 1 is a schematic structural view in a top view of the present invention;
FIG. 2 is a schematic view of the connection structure of the C-shaped channel steel 4, the stubbled steel bars 6 and the early-stage concrete pouring structural steel bars 3;
fig. 3 is a diagram showing the fitting relationship between the C-shaped channel 4 and the stubborn reinforcing steel bars 6 according to the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
a reserved joint connecting steel bar connecting mechanism for concrete structure staged construction comprises an inner concrete casting formwork 1 at the early stage of a joint and an outer concrete casting formwork 2 at the early stage of the joint, early concrete pouring structural steel bars 3 are arranged between the early concrete pouring inner side template 1 at the joint and the early concrete pouring outer side template 2 at the joint, c-shaped channel steel 4 is buckled on the inner side surface of the outer concrete pouring side formwork 2 at the early stage of the joint position, a joint reinforcing steel bar through hole 5 is arranged on the C-shaped channel steel 4, a joint reinforcing steel bar 6 is penetrated and connected in the joint reinforcing steel bar through hole 5, the inner side end of the stubbled steel bar in the C-shaped channel steel 4 is bent in the C-shaped groove of the C-shaped channel steel 4, the outer side end of the stubbled steel bar 6 is bound with the early concrete pouring structural steel bar 3, early-stage casting concrete 7 is cast between the early-stage concrete casting inner side template 1 at the joint and the early-stage concrete casting outer side template 2 at the joint; the C-shaped groove of the C-shaped channel steel 4 is buckled with the inner side surface of the outer template 2 for early-stage concrete pouring at the connecting position, and when the concrete 7 is poured at the current stage, the cavity of the C-shaped groove reduces the entering of the concrete to a certain degree; after the concrete 7 is solidified in the current period and the outer side formwork 2 of the early-period concrete pouring is dismantled, the bent inner side end of the stubborn reinforcing steel bar can be easily straightened only by cleaning the concrete in the C-shaped groove.
The thickness of the C-shaped channel steel 4 is 1.5 mm, and the stubbled steel bars arranged on the C-shaped channel steel 4 pass through the holes 5 to form a group, and the group is uniformly distributed on the bottom plate of the C-shaped channel steel 4; a plurality of C-shaped channel steels 4 can be arranged according to the process requirements so as to meet the requirement on the number of the stubbled steel bars.
A reserved joint steel bar connection method for staged construction of a concrete structure comprises the following steps:
firstly, manufacturing a C-shaped channel steel 4 by using a thin steel plate with the thickness of 1.5 mm, punching stubbled steel bars on a bottom plate of the C-shaped channel steel 4 through holes 5 by an electric drill, and uniformly distributing the stubbled steel bars on the bottom plate of the C-shaped channel steel 4 by taking the groups as a unit, wherein the stubbled steel bars pass through the holes 5 in two groups;
secondly, connecting the stubbled steel bars 6 in the stubbled steel bar through holes 5 in a penetrating manner, and bending the inner side ends of the stubbled steel bars in the C-shaped channel steel 4 into the C-shaped grooves of the C-shaped channel steel 4;
thirdly, buckling the C-shaped channel steel 4 with the joint reinforcing steel bars 6 on the inner side surface of the early-stage concrete pouring outer side template 2 at the joint, and binding the outer side ends of the joint reinforcing steel bars 6 and the early-stage concrete pouring structural reinforcing steel bars 3 together;
fourthly, pouring early-stage pouring concrete 7 between the early-stage concrete pouring inner side template 1 at the joint and the early-stage concrete pouring outer side template 2 at the joint, so that the C-shaped channel steel 4 is submerged in the early-stage pouring concrete 7;
fifthly, after the early-stage pouring concrete 7 is solidified, dismantling the early-stage concrete pouring inner side template 1 at the joint and the early-stage concrete pouring outer side template 2 at the joint;
sixthly, straightening the inner side end of the connecting steel bar in the C-shaped groove exposed on the outer side surface of the concrete casting wall in the early stage to form a connecting end of the connecting steel bar connected with the concrete member poured in the later stage.
Claims (2)
1. A reserved joint reinforcing steel bar connecting mechanism for concrete structure staged construction comprises a joint position early-stage concrete pouring inner side template (1) and a joint position early-stage concrete pouring outer side template (2), wherein early-stage concrete pouring structural reinforcing steel bars (3) are arranged between the joint position early-stage concrete pouring inner side template (1) and the joint position early-stage concrete pouring outer side template (2), the mechanism is characterized in that C-shaped channel steel (4) is buckled on the inner side surface of the joint position early-stage concrete pouring outer side template (2), joint reinforcing steel bar through holes (5) are formed in the C-shaped channel steel (4), joint reinforcing steel bars (6) are connected in the joint reinforcing steel bar through holes (5) in a penetrating manner, the inner side ends of the joint reinforcing steel bars in the C-shaped channel steel (4) are bent in C-shaped grooves of the C-shaped channel steel (4), and the outer side ends of the joint reinforcing steel bars (6) are tied together with the early-stage concrete pouring structural reinforcing steel bars (3), early-stage casting concrete (7) is poured between the early-stage concrete casting inner side template (1) at the joint and the early-stage concrete casting outer side template (2) at the joint.
2. The connection mechanism of the reserved jointed reinforcing steel bars for the staged construction of the concrete structure as claimed in claim 1, wherein the thickness of the C-shaped channel steel (4) is 1.5 mm, and the jointed reinforcing steel bar passing holes (5) arranged on the C-shaped channel steel (4) are arranged in two groups, and are uniformly distributed on the bottom plate of the C-shaped channel steel (4) by group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920158587.7U CN209907737U (en) | 2019-01-30 | 2019-01-30 | Reserved joint connecting steel bar connecting mechanism for staged construction of concrete structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920158587.7U CN209907737U (en) | 2019-01-30 | 2019-01-30 | Reserved joint connecting steel bar connecting mechanism for staged construction of concrete structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209907737U true CN209907737U (en) | 2020-01-07 |
Family
ID=69029844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920158587.7U Active CN209907737U (en) | 2019-01-30 | 2019-01-30 | Reserved joint connecting steel bar connecting mechanism for staged construction of concrete structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209907737U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653443A (en) * | 2019-01-30 | 2019-04-19 | 山西三建集团有限公司 | Concrete structure stage construction is reserved to connect batch steel bar connecting machine structure and a connection method |
| CN111206746A (en) * | 2020-01-09 | 2020-05-29 | 海达建设集团有限公司 | Construction method of large-area terrace |
-
2019
- 2019-01-30 CN CN201920158587.7U patent/CN209907737U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653443A (en) * | 2019-01-30 | 2019-04-19 | 山西三建集团有限公司 | Concrete structure stage construction is reserved to connect batch steel bar connecting machine structure and a connection method |
| CN111206746A (en) * | 2020-01-09 | 2020-05-29 | 海达建设集团有限公司 | Construction method of large-area terrace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105908977B (en) | Joint bar constructing structure and method | |
| CN209907737U (en) | Reserved joint connecting steel bar connecting mechanism for staged construction of concrete structure | |
| CN205444456U (en) | Precast concrete lotus root roof beam rebar positioning board | |
| CN209794065U (en) | special die for sleeve shear wall | |
| CN207260574U (en) | The template fixed system of buildings waterproof structure | |
| CN217379518U (en) | Constructional column and horizontal tie beam formwork-free construction component | |
| CN205857745U (en) | Joint bar constructing structure | |
| CN210173850U (en) | Window opening mold for prefabricated wall board | |
| CN209799020U (en) | steel bar formwork integrated wall and coupling beam mechanical connection structure | |
| CN106639097A (en) | Construction method for cast-in-situ reinforced concrete floor and floor structure | |
| CN213062930U (en) | Modularization stair template for construction | |
| CN214364961U (en) | Combined type reinforcing back edge | |
| CN111622571B (en) | Construction method for pouring reserved plate joint bars on cyclone well pool wall and cantilever plate in stages | |
| CN217581232U (en) | Pouring template system capable of avoiding steel bar planting and provided with aluminum template transmission reserved openings on floor plates | |
| CN212836076U (en) | Two-sided coincide wall windowsill | |
| CN218437199U (en) | Deformation meets recess one shot forming frock | |
| CN109653443A (en) | Concrete structure stage construction is reserved to connect batch steel bar connecting machine structure and a connection method | |
| CN215670295U (en) | Assembled partition wall based on assembled concrete shear wall structure | |
| CN213114970U (en) | Sinking type composite assembly type building beam column node structure of reclaimed water plant | |
| CN214302231U (en) | Connecting structure of precast concrete wall and concrete edge column | |
| CN215319425U (en) | Precast beam preparation mould device | |
| CN209780285U (en) | Pre-buried steel pipe hole positioner | |
| CN210002879U (en) | kinds of steel mould for water-stop tongue-and-groove of upstream face external wall | |
| CN217580826U (en) | Prefabricated constructional column | |
| CN218563044U (en) | Template is pour to lattice column through-hole on box culvert roof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |