CN114109035B - Secondary bar planting non-bar planting embedded box and construction method thereof - Google Patents
Secondary bar planting non-bar planting embedded box and construction method thereof Download PDFInfo
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- CN114109035B CN114109035B CN202111321609.5A CN202111321609A CN114109035B CN 114109035 B CN114109035 B CN 114109035B CN 202111321609 A CN202111321609 A CN 202111321609A CN 114109035 B CN114109035 B CN 114109035B
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- 238000010276 construction Methods 0.000 title claims abstract description 31
- 238000005452 bending Methods 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 79
- 239000010959 steel Substances 0.000 claims description 79
- 238000000034 method Methods 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
- E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
- E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
- E04G15/061—Non-reusable forms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/12—Mounting of reinforcing inserts; Prestressing
- E04G21/125—Reinforcement continuity box
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model relates to a secondary bar planting exempts from embedded box of bar planting and construction method thereof belongs to the technical field of the implanted bar, and a secondary bar planting exempts from embedded box of bar planting includes embedded box, embedded box includes the bottom plate, the bottom plate both sides bending type respectively have the curb plate, wear to be equipped with multirow embedded bar on the bottom plate, embedded box is exposed to embedded bar's anchor end, the bending of embedded bar overlap joint end is in inside the embedded box. This application has the effect that makes primary structure and secondary structural connection more firm.
Description
Technical Field
The application relates to the field of implanted steel bars, in particular to a secondary bar-planting non-bar-planting embedded box and a construction method thereof.
Background
When primary structure and secondary structure separately pour, during the primary structure of construction, need be closed with the template, in order to improve the efficiency of construction of primary structure, before generally adopting the secondary structure to pour, at the structural bar planting of primary, then through the reinforcing bar overlap joint in the reinforcing bar of planting in the primary structure and the secondary structure, realize being connected of primary structure and secondary structure.
At present, the secondary bar planting process needs eight processes, the process is complicated, each step is easy to cause problems, the quality is difficult to control, the primary structure and the secondary structure are connected firmly inadequately, and the bar planting amount is too large, so that the construction period is long, and the construction efficiency is low.
In view of the above-mentioned related technologies, the inventor believes that there is a defect that the secondary bar planting manner causes the connection between the primary structure and the secondary structure to be weak.
Disclosure of Invention
In order to improve the technical problem that the connection between a primary structure and a secondary structure is not firm due to the mode of secondary bar planting, the application provides a bar planting-free embedded box for secondary bar planting and a construction method thereof.
First aspect, the application provides a pair of embedded box of bar planting is exempted from to secondary bar planting adopts following technical scheme:
the utility model provides a pre-buried box of bar planting is exempted from to secondary bar planting, includes pre-buried box, pre-buried box includes the bottom plate, the shaping of buckling respectively in bottom plate both sides has the curb plate, wear to be equipped with multirow embedded steel bar on the bottom plate, embedded steel bar's anchor end exposes pre-buried box outward, the bending of embedded steel bar overlap joint end is in inside pre-buried box.
Through adopting above-mentioned technical scheme, through making embedded box, and install embedded bar in embedded box, and buckle embedded bar's overlap joint end in embedded box, then with embedded box whole pouring in primary structure, pour the completion back, be connected embedded bar's overlap joint end alignment with the reinforcing bar in the secondary structure, replaced the mode of implanting reinforcing bar and secondary structural connection in primary structure, it is more firm to make primary structure and secondary structural connection, and compare in the construction technology of bar planting, this application construction is simpler, the efficiency of construction is higher.
Optionally, many horizontal poles have set firmly in the embedded box, the horizontal pole level sets up, the horizontal pole is fixed on the bottom plate, the horizontal pole with embedded steel bar one-to-one sets up, the horizontal pole deviates from embedded steel bar overlap joint end direction of buckling sets up, just the horizontal pole with the embedded steel bar laminating sets up.
Through adopting above-mentioned technical scheme, when straightening the overlap joint end of embedded steel bar, the position that makes embedded steel bar buckle is contradicted on the horizontal pole, and it is more convenient to make the embedded steel bar crooked, is convenient for straighten the overlap joint end of embedded steel bar more.
Optionally, a cover plate is fixedly adhered to the embedded box.
Through adopting above-mentioned technical scheme, the apron can seal pre-buried box, avoids pouring once the structure and makes the concrete flow in pre-buried box cover pre-buried reinforcing bar, leads to the unable alignment of pre-buried reinforcing bar's overlap joint end.
Optionally, the embedded box is filled with an extruded sheet.
Through adopting above-mentioned technical scheme, the extruded sheet can cover the overlap joint end of embedded bar, avoids the overlap joint end of embedded bar and concrete contact, leads to the unable alignment of the overlap joint end of embedded bar.
Optionally, the two side plates are respectively bent to form protrusions, and the protrusions are arranged in a manner of deviating from each other.
Through adopting above-mentioned technical scheme, the arch can be anchored in a structure, makes pre-buried box installation more firm.
In a second aspect, the application provides a construction method of a secondary bar-planting non-bar-planting embedded box, which adopts the following technical scheme:
a construction method of a secondary bar planting non-bar planting embedded box comprises the following steps:
s1, manufacturing a pre-buried box: bending a steel plate into an embedded box, penetrating a plurality of rows of embedded steel bars on the embedded box to enable anchoring ends of the embedded steel bars to be exposed out of the embedded box, and bending lap ends of the embedded steel bars into the embedded box;
s2, installing a pre-embedded box: installing an embedded box in the primary structure, binding and fixing the embedded box with the reinforcing steel bars in the primary structure, wherein the port of the embedded box is flush with the edge of the primary structure;
s3, primary structure construction: closing the primary structure, attaching a template to the port of the embedded box, sealing the embedded box, pouring the primary structure, and removing the template after the concrete strength of the primary structure meets the requirement after the pouring is finished;
s4, straightening the embedded steel bars: and sleeving the lap joint ends of the embedded steel bars by using steel pipes, bending the embedded steel bars in the direction opposite to the bending direction of the lap joint ends of the embedded steel bars, and straightening the lap joint ends of the embedded steel bars.
Through adopting above-mentioned technical scheme, through installation embedded bar in the embedded box, with embedded bar pre-buried in primary structure, then be connected with the reinforcing bar in the secondary structure, the mode that has replaced the secondary bar planting is connected primary structure and secondary structure, makes primary structure and secondary structure be connected more firmly to the efficiency of construction has been improved.
Optionally, in step S2, a cover plate is fixedly attached to the port of the embedded box.
Through adopting above-mentioned technical scheme, the apron can seal pre-buried box, avoids the concrete to flow into pre-buried box, causes the unable alignment of embedded bar.
Optionally, in step S2, an extruded sheet is filled in the embedded box, and the embedded steel bars are covered.
Through adopting above-mentioned technical scheme, the extruded sheet can cover the overlap joint end of embedded steel bar, avoids the contact of the overlap joint end of concrete and embedded steel bar, avoids the unable alignment of embedded steel bar.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by manufacturing the embedded box, installing the embedded steel bars in the embedded box, bending the lap ends of the embedded steel bars in the embedded box, then integrally pouring the embedded box in the primary structure, straightening the lap ends of the embedded steel bars to be connected with the steel bars in the secondary structure after pouring is finished, and replacing the mode of connecting the primary structure with the secondary structure by implanting the steel bars into the primary structure, the primary structure and the secondary structure are more firmly connected, and compared with the construction process of bar implantation, the construction is simpler and the construction efficiency is higher;
2. when the lap ends of the embedded steel bars are straightened, the bent parts of the embedded steel bars are abutted against the cross bars, so that the embedded steel bars are more convenient to bend, and the lap ends of the embedded steel bars are more convenient to straighten;
3. the cover plate can seal the embedded box, so that the situation that the lapping ends of the embedded steel bars cannot be straightened as the concrete flows into the embedded box to cover the embedded steel bars due to the fact that a one-step pouring structure is avoided;
4. the plastic plate can cover the lap ends of the embedded steel bars, so that the lap ends of the embedded steel bars are prevented from contacting concrete, and the lap ends of the embedded steel bars cannot be aligned.
Drawings
Fig. 1 is a schematic perspective view of the present application.
Fig. 2 is a schematic perspective view of the installation cover plate of the present application.
Fig. 3 is a schematic perspective view of the extruded sheet installation structure of the present application.
Description of reference numerals: 1. embedding a box; 11. a base plate; 111. a cross bar; 12. a side plate; 121. a protrusion; 2. embedding reinforcing steel bars in advance; 3. a cover plate; 4. and (5) extruding the plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses secondary bar planting exempts from embedded box of bar planting. Referring to fig. 1, a pre-buried box of bar planting is exempted from to secondary bar planting includes pre-buried box 1, wears to be equipped with pre-buried reinforcing bar 2 on pre-buried box 1.
The embedded box 1 is a U-shaped shell integrally formed by bending a thin steel plate, and comprises a bottom plate 11, side plates 12 are formed on two sides of the bottom plate 11 in a bending mode, and the side plates 12 are perpendicular to the bottom plate 11; still buckle respectively on two blocks of curb plates 12 and have arch 121, and two arch 121 deviate from the setting each other, and arch 121 can play the anchor effect, makes pre-buried box 1 installation more firm. A plurality of rows of holes for installing the embedded steel bars 2 are formed in the bottom plate 11, and the plurality of rows of holes are formed corresponding to the original steel bars in the primary structure; wear to establish embedded bar 2 in the multi-row hole respectively, make embedded bar 2's anchor end expose in embedded box 1 to with embedded bar 2's overlap joint end bending in embedded box 1's inside, avoid embedded bar 2's overlap joint end to produce the influence to propping up the template.
Still set firmly many horizontal poles 111 in pre-buried box 1, horizontal pole 111 level sets up, and horizontal pole 111 sets up with 2 one-to-one of embedded steel bar, and horizontal pole 111 fixed welding is on bottom plate 11, and horizontal pole 111 deviates from the direction setting of buckling of 2 overlap joints of embedded steel bar to horizontal pole 111 sets up with 2 laminating of embedded steel bar, when straightening to embedded steel bar 2, and horizontal pole 111 can support the position of buckling of embedded steel bar 2, makes 2 alignment of embedded steel bar more convenient.
Install pre-buried box 1 in primary structure, it is fixed with the reinforcement ligature of pre-buried box 1 in the primary structure to make the outer edge parallel and level of pre-buried box 1 port and primary structure, then prop up and establish the template, make the template laminating on pre-buried box 1's port, seal pre-buried box 1, when avoiding pouring primary structure, the concrete flows in pre-buried box 1, covers 2 overlap joint ends of pre-buried reinforcing bar.
Referring to fig. 1 and 2, can also be fixed with apron 3 on the port of pre-buried box 1, apron 3 leads to long the setting along the length direction of pre-buried box 1, apron 3 seals the one side of pre-buried box 1 opening, then prop up and establish the template, make the template medial surface and the laminating of apron 3, then carry out pouring of a structure, pour the completion back, concrete structure intensity satisfies the back, demolish the template, and demolish apron 3, make embedded reinforcement 2's overlap joint end expose, and straighten.
Referring to fig. 1 and 3, an extruded sheet 4 may be filled in the embedded box 1, the overlapped ends of the embedded steel bars 2 are covered by the extruded sheet 4, then a formwork is erected, after the formwork is removed, the extruded sheet 4 is taken out, the overlapped ends of the embedded steel bars 2 are exposed, and then straightening is performed.
The embodiment of the application also discloses a construction method of the secondary bar planting non-bar planting embedded box. A construction method of a secondary bar planting non-bar planting embedded box comprises the following steps:
s1, manufacturing a pre-buried box: referring to fig. 1, use steel sheet or other material that can stay in concrete structure forever to buckle preparation embedded box 1 to set up multirow hole on bottom plate 11, the hole corresponds with primary structure primary reinforcement position and sets up, then wears to establish embedded steel 2 in the hole respectively, and the anchor end of embedded steel 2 exposes embedded box 1, and buckles the overlap joint end of embedded steel 2 in embedded box 1.
S2, installing a pre-embedded box: installing a plurality of manufactured embedded boxes 1 in the primary structure, and binding and fixing the embedded boxes 1 and original steel bars in the primary structure; when the embedded box 1 is installed, the port of the embedded box 1 is flush with the outer edge of the primary structure.
S3, primary structure construction: after the embedded box 1 is installed, the primary structure is matched, the inner side surface of the template is attached to the port of the embedded box 1, the embedded box 1 is sealed, and concrete is prevented from flowing into the embedded box 1 to cover the embedded steel bars 2. And then carrying out one-time structural pouring, after the one-time structural pouring is finished, dismantling the template after the concrete reaches the strength, and exposing the port of the embedded box 1.
S4, straightening the embedded steel bars: after the template is dismantled, use the overlap joint end of steel pipe entangle embedded bar 2, buckle the overlap joint end of embedded bar 2, the direction of buckling is opposite with the 2 crooked directions of overlap joint end of embedded bar, straightens the overlap joint end of embedded bar 2 to wait to carry out the overlap joint with the reinforcing bar in the secondary structure.
In the step S2, referring to fig. 2 and 3, a fixed cover plate 3 may be further attached to a port of the embedded box 1, the cover plate 3 is arranged to extend along the length direction of the embedded box 1, the embedded box 1 is sealed, and concrete is prevented from flowing into the embedded box 1; can also pack extruded sheet 4 in pre-buried box 1, make extruded sheet 4 cover the overlap joint end of embedded bar 2, avoid embedded bar 2's overlap joint end and concrete contact, cause the unable condition of straightening.
The implementation principle of the secondary bar planting non-bar planting embedded box and the construction method thereof in the embodiment of the application is as follows: the method comprises the steps that a pre-buried box 1 is manufactured, then the pre-buried box 1 is buried into a primary structure, after the primary structure is poured, the lap joint end of a pre-buried steel bar 2 in the pre-buried box 1 is straightened, and the lap joint end of the pre-buried steel bar is lapped with a steel bar in a secondary structure; the embedded steel bars 2 are directly embedded into the primary structure and then connected with the steel bars in the secondary structure, so that the mode of embedding the steel bars into the primary structure and then connecting the steel bars in the primary structure with the steel bars in the secondary structure is replaced, compared with the mode of embedding the steel bars, the primary structure and the secondary structure are more firmly connected, a large amount of steel bar embedding operation is reduced, the construction process is simpler, and the construction efficiency is higher; in addition, buckle embedded reinforcement 2's overlap joint end in embedded box 1, do not influence the template and prop up and establish, need not to open the hole on the template, the compound die construction is more high-efficient to can improve the turnover rate of template, material saving practices thrift construction cost.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. The utility model provides a pre-buried box of bar planting is exempted from to secondary bar planting which characterized in that: including pre-buried box (1), pre-buried box (1) includes bottom plate (11), the shaping of buckling respectively in bottom plate (11) both sides has curb plate (12), wear to be equipped with multirow embedded bar (2) on bottom plate (11), the anchor end of embedded bar (2) exposes embedded box (1), embedded bar (2) overlap joint end is crooked inside pre-buried box (1), embedded box (1) internal stability has many horizontal poles (111), horizontal pole (111) level sets up, horizontal pole (111) are fixed on bottom plate (11), horizontal pole (111) with embedded bar (2) one-to-one sets up, horizontal pole (111) deviate from embedded bar (2) overlap joint end direction of buckling sets up, just horizontal pole (111) with embedded bar (2) laminating sets up, two curb plate (12) are buckled respectively and are had arch (121), arch (121) deviate from the setting each other.
2. The secondary bar planting non-bar planting embedded box according to claim 1, characterized in that: and a cover plate (3) is fixedly adhered to the embedded box (1).
3. The secondary bar planting non-bar planting embedded box according to claim 1, characterized in that: and the embedded box (1) is filled with an extruded sheet (4).
4. The construction method of the secondary bar-planting free embedded box according to any one of claims 1-3, characterized in that: the method comprises the following steps:
s1, manufacturing a pre-buried box: bending a steel plate into an embedded box (1), penetrating a plurality of rows of embedded steel bars (2) on the embedded box (1), exposing the anchoring ends of the embedded steel bars (2) out of the embedded box (1), and bending the overlapping ends of the embedded steel bars (2) into the embedded box (1);
s2, installing a pre-embedded box: installing the embedded box (1) in the primary structure, binding and fixing the embedded box with the reinforcing steel bars in the primary structure, wherein the port of the embedded box (1) is flush with the edge of the primary structure;
s3, primary structure construction: closing the primary structure, attaching a template to the port of the embedded box (1), sealing the embedded box (1), pouring the primary structure, and removing the template after the strength of the primary structure concrete meets the requirement after the pouring is finished;
s4, straightening embedded steel bars: the lapping ends of the embedded steel bars (2) are sleeved with steel pipes, the embedded steel bars (2) are bent in the direction opposite to the bending direction of the lapping ends of the embedded steel bars (2), and the lapping ends of the embedded steel bars (2) are straightened.
5. The construction method of the secondary bar-planting-free embedded box according to claim 4, characterized in that: in the step S2, a cover plate (3) is fixedly adhered to the port of the embedded box (1).
6. The construction method of the secondary bar-planting-free embedded box according to claim 4, characterized in that: and S2, filling the extruded sheet (4) in the embedded box (1) and covering the embedded steel bars (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111321609.5A CN114109035B (en) | 2021-11-09 | 2021-11-09 | Secondary bar planting non-bar planting embedded box and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111321609.5A CN114109035B (en) | 2021-11-09 | 2021-11-09 | Secondary bar planting non-bar planting embedded box and construction method thereof |
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| CN114109035A CN114109035A (en) | 2022-03-01 |
| CN114109035B true CN114109035B (en) | 2023-03-21 |
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| CN116005945B (en) * | 2022-12-13 | 2024-10-11 | 中建二局安装工程有限公司 | Positioning structure and positioning method for reserved steel bars |
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