CN106677419A - Manufacturing method of prefabricated concrete member with connecting steel bars - Google Patents
Manufacturing method of prefabricated concrete member with connecting steel bars Download PDFInfo
- Publication number
- CN106677419A CN106677419A CN201710061955.1A CN201710061955A CN106677419A CN 106677419 A CN106677419 A CN 106677419A CN 201710061955 A CN201710061955 A CN 201710061955A CN 106677419 A CN106677419 A CN 106677419A
- Authority
- CN
- China
- Prior art keywords
- reinforcing bar
- precast concrete
- connection reinforcing
- concrete
- connecting steel
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 50
- 239000010959 steel Substances 0.000 title claims abstract description 50
- 239000004567 concrete Substances 0.000 title claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims description 105
- 239000011178 precast concrete Substances 0.000 claims description 78
- 230000002787 reinforcement Effects 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 20
- 238000005266 casting Methods 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 abstract description 2
- 238000009415 formwork Methods 0.000 abstract 3
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/044—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres of concrete
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/06—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres reinforced
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B2001/4192—Connecting devices specially adapted for embedding in concrete or masonry attached to concrete reinforcing elements, e.g. rods or wires
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
The invention relates to a manufacturing method of a prefabricated concrete member with connecting steel bars and belongs to the technical field of prefabricated reinforced concrete structural members. The connecting steel bars are hung on the side face of the prefabricated concrete member. One end of each connecting steel bar is hung on a steel bar framework of the prefabricated concrete member, and the other end of each connecting steel bar is a free end. The manufacturing method comprises the steps that (1) the steel bar framework of the prefabricated concrete member is bound, and the connecting steel bars are hung on the steel bar framework; (2) the connecting steel bars are coated with a concrete surface retarder; (3) a formwork of the prefabricated concrete member is installed, and the connecting steel bars are tightly attached in the formwork on the side face of the prefabricated concrete member where the connecting steel bars are located; (4) concrete is poured; (5) the formwork is removed after the concrete is finally set or reaches the preset strength; and (6) the free ends of the connecting steel bars are drawn out, the connecting steel bars are rotated, and the prefabricated concrete member with the connecting steel bars is formed. According to the manufacturing method, the industrialization level of building structures is improved.
Description
Technical field
The invention belongs to prefabricated reinforced concrete structure component technology field, more particularly to one kind is mixed for assembled integral
The band of Xtah Crude Clay structure connects the precast concrete manufacture method of reinforcing bar.
Background technology
The primary structural member of precast concrete makes in factory, and production efficiency is high, quality is good, save resources and
The energy, is conducive to sustainable development.It is the direction of building industrialization development using precast concrete.
In order to ensure the globality of precast concrete, connection reinforcing bar is stretched out on precast concrete.Have in making
During the precast concrete of connection reinforcing bar, need reserved conduit to allow connection reinforcing bar to pass through in template, make complex；Shaking
Concrete is easy to be overflowed from reserved conduit when smashing, and affects precast concrete quality.In addition reinforcing bar is connected in prior art
With precast concrete to be rigidly connected, in transport, lifting, connection reinforcing bar can hinder precast concrete positioning, peace
Dress etc., while seam connection is complicated, stress performance is difficult to ensure.
The content of the invention
Connect complex manufacturing process, component matter caused by reinforcing bar to solve precast concrete present in prior art
Amount is poor, and component conveying, installation and bar connecting are complicated, and the not enough problem of connection integrity between precast concrete, this
Invention provides the precast concrete manufacture method with connection reinforcing bar.
The precast concrete manufacture method with connection reinforcing bar is used to make side and hang with to connect the prefabricated of reinforcing bar
Concrete component, the precast concrete side is fluted, and groove hangs with connection reinforcing bar, and described connection reinforcing bar one end hangs
On the precast concrete, that is, it is hung on the framework of steel reinforcement of the precast concrete, the other end is free end；Institute
Stating manufacture method includes：（1）The framework of steel reinforcement of precast concrete described in colligation, the connection reinforcing bar hangs over framework of steel reinforcement
On；（2）Concrete surface retarders are smeared on the connection reinforcing bar；（3）The template of the precast concrete, institute are installed
The template inner side that connection reinforcing bar is close to connection reinforcing bar place precast concrete side is stated, connection reinforcing bar is at bottom portion of groove
It is close to template or is close to template in groove side edge；（4）Casting concrete；（5）Treat concrete final set or reach predetermined strength（Example
Such as the 10% of design strength）Afterwards, form removal；Because the connection reinforcing bar is close to connection reinforcing bar place precast concrete
The template inner side of side, so connection reinforcing bar can find in concrete surface；（6）The connection reinforcing bar free end is extracted,
Rotate with framework of steel reinforcement junction around connection reinforcing bar and be connected reinforcing bar, form the precast concrete with connection reinforcing bar；Now
Concrete strength is very low, particularly connects rebar surface and scribbles concrete surface retarders, with the concrete for being connected reinforcing bar contact
Without final set, conveniently connection reinforcing bar free end can be extracted；By rotating connection reinforcing bar, by connection reinforcing bar and reinforcing bar
The concrete of frame junction is squeezed out, so as to form the precast concrete that side hangs with connection reinforcing bar.Connection reinforcing bar is extracted
And connection reinforcing bar is rotated, surface of concrete structure has recessed area（Extract and connect the position that reinforcing bar is located before connection reinforcing bar）, increase
The roughness on precast concrete surface is added, the connection integrity of pouring concrete and precast concrete after can improving.Coagulation
The presence of native surface retarders, be connected reinforcing bar contact concrete there is no final set, extract connection reinforcing bar when, but poly-injury its
The precast concrete at his position, makes surface of concrete structure obtain recessed area shape, depth etc. controllable, will not excessive damage it is prefabricated mixed
Solidifying soil；After extracting connection reinforcing bar, if washing away concrete with water, undisguised material matsurface can be formed on precast concrete surface,
Further increase the connection integrity of precast concrete and rear pouring concrete.The connection reinforcing bar is stirrup or reinforced steel bar ring.
The connection reinforcing bar is rectangle or other shapes.
The present invention has the advantage that compared with prior art.
（1）Reinforcing bar will be connected together with template proximate, facilitate precast concrete to make, improve fabricating quality.It is existing
In having technology, when the precast concrete of reinforcing bar is stretched out in making side, grooving is wanted in reinforcing bar position in template；To prevent
Concrete overflows, and foam plasticss, fritter template etc. are arranged at grooving, affects production efficiency.When precast concrete has two
Or more than two up and down reinforcing bar arranged side by side when, be difficult to process at the grooving of template between reinforcing bar arranged side by side, concrete be easy to overflow, affect
Precast concrete quality.The present invention can avoid above-mentioned rough sledding.
（2）The present invention can save the mould-type and quantity for making precast concrete.Precast concrete is given birth to
During product, mould consumes more steel, increases cost, therefore the classification and quantity of the reduction mould that to try one's best, and improves mould
Versatility.Using the technology of the present invention, template is not affected by the reinforcing bar that precast concrete side is stretched out, with great
It is universal.
（3）The precast concrete that the present invention makes, connection reinforcing bar is hung on precast concrete, can be within the specific limits
Mobile, rotation, facilitates precast concrete transport, lifting, facilitates the positioning for connecting reinforcing bar between precast concrete, strengthens
The reliability of precast concrete seam.Connection between precast concrete includes connection and the stress frame of concrete
Connection.The stress frame of precast concrete typically adopts reinforcing bar, or shaped steel etc. to make；Stress bone in prior art
Frame stretches out precast concrete and is rigidly connected with precast concrete, makes troubles to transport, installation；Particularly hanging
During dress, the skeleton of precast concrete seam both sides may produce collision etc., install to prefabricated components and bring very big inconvenience.Adopt
It is prefabricated that one feature of the precast concrete being fabricated to the technology of the present invention is that the connection reinforcing bar between prefabricated components is suspended on
On concrete component, connection reinforcement location can be easily adjusted, greatly facilitate transport, install, convenient connection reinforcing bar positioning connects
Connect.
Description of the drawings
Fig. 1 is a kind of embodiment schematic diagram of the precast concrete made using manufacture method of the present invention.
Fig. 2 is another kind of embodiment schematic diagram of the precast concrete made using manufacture method of the present invention.
Fig. 3 is a kind of signal for combining embodiment for connecting reinforcing bar and framework of steel reinforcement in manufacture method of the present invention
Figure.
Fig. 4 is in manufacture method of the present invention, to connect reinforcing bar and combine showing for embodiment with the another kind of framework of steel reinforcement
It is intended to.
Fig. 5 is in manufacture method of the present invention, to connect reinforcing bar and combine showing for embodiment with the another kind of framework of steel reinforcement
It is intended to.
Fig. 6 is in manufacture method of the present invention, to connect reinforcing bar and combine showing for embodiment with the another kind of framework of steel reinforcement
It is intended to.
Labelling implication in accompanying drawing is：The connection framework of steel reinforcement 4 of reinforcing bar 3 of 1 groove 2 indulges muscle.
Specific embodiment
With reference to the accompanying drawings and examples, the precast concrete manufacture method of the band connection reinforcing bar of the present invention is carried out
Detailed description.
The band of the present invention connects the precast concrete manufacture method of reinforcing bar, and for making side connection reinforcing bar is hung with
Precast concrete, a kind of embodiment of the precast concrete is as shown in figure 1, fluted on precast concrete
1, connection reinforcing bar 2 is hung with groove 1, connection reinforcing bar 2 is hung on the framework of steel reinforcement 3 of precast concrete（Framework of steel reinforcement 3 is embedded in
In precast concrete）.The precast concrete structure that the precast concrete manufacture method of the band connection reinforcing bar of the present invention is produced
Another enforcement such as Fig. 2 of part, fluted 1 on precast concrete, hangs with connection reinforcing bar 2 at groove 1, connection reinforcing bar 2 is hung
On the framework of steel reinforcement 3 of precast concrete.
The precast concrete manufacture method of the band connection reinforcing bar of the present invention includes：（1）Precast concrete described in colligation
The framework of steel reinforcement of component, the connection reinforcing bar is hung on framework of steel reinforcement, and the framework of steel reinforcement 3 is combined with reinforcing bar 2 is connected
It is a kind of implement such as Fig. 3, in Fig. 3 framework of steel reinforcement 3 be in the precast concrete be connected the reinforcing bar that reinforcing bar 2 is connected,
Connection reinforcing bar 2 is hung on framework of steel reinforcement 3, is not drawn into other reinforcing bars of framework of steel reinforcement in precast concrete.The reinforcing bar
The embodiment that frame 3 is combined with the another kind of connection reinforcing bar 2 is as shown in figure 4, hang with two connection reinforcing bars 2 on framework of steel reinforcement 3.It is described
The embodiment that framework of steel reinforcement 2 is combined with the another kind of connection reinforcing bar 1 is as shown in figure 5, the bending of the end of framework of steel reinforcement 3 circlewise, connects
Connect reinforcing bar 2 and hang over framework of steel reinforcement 3, be not drawn into other reinforcing bars of framework of steel reinforcement.The framework of steel reinforcement 2 be connected the another of reinforcing bar 1
As shown in fig. 6, the reinforcing bar of precast concrete includes framework of steel reinforcement 3 and longitudinal reinforcement 4, longitudinal reinforcement 4 is inserted for the embodiment of kind of combination
Enter in the U-shaped of framework of steel reinforcement 3, connection reinforcing bar 2 is hung on longitudinal reinforcement 4.
（2）Concrete surface retarders are smeared on the connection reinforcing bar 2.（3）The precast concrete is installed
Template, the connection reinforcing bar 2 is close to the template inner side of precast concrete side, and connection reinforcing bar 2 is adjacent to template, such institute
The framework of steel reinforcement 3 of precast concrete is stated also close to template inner side.（4）Casting concrete.（5）Treat concrete final set or reach
Predetermined strength（The 10% of such as design strength）Afterwards, form removal；It is located in advance because the connection reinforcing bar 2 is close to connection reinforcing bar
The template inner side of concrete component side processed, so connection reinforcing bar can find in concrete surface.（6）By the connection reinforcing bar
2 free ends are extracted, and rotate connection reinforcing bar 2, form the precast concrete with connection reinforcing bar；Rotate connection reinforcing bar 2 prefabricated mixed
Solidifying soil member upper point concrete is squeezed out, and forms precast concrete as shown in Figure 2.Due to connecting reinforcing bar 2 near prefabricated
The template of concrete component, so the outside of framework of steel reinforcement 3 is also close to template, therefore the concrete cover of framework of steel reinforcement 3 is very little；
In view of connection reinforcing bar position needs to pour rear pouring concrete and is connected with other precast concretes, so protective layer thickness
It is little structure to be adversely affected.
Claims (3)
1. with the precast concrete manufacture method of connection reinforcing bar, it is characterised in that the precast concrete side has
Groove, groove hangs with connection reinforcing bar, and described connection reinforcing bar one end is hung on the precast concrete, and the other end is for freely
End；The manufacture method includes：
（1）The framework of steel reinforcement of precast concrete described in colligation, the connection reinforcing bar is hung on framework of steel reinforcement；
（2）Concrete surface retarders are smeared on the connection reinforcing bar；
（3）The template of the precast concrete is installed, the connection reinforcing bar is close to template inner side；
（4）Casting concrete；
（5）After concrete final set or reaching predetermined strength, form removal；
（6）The connection reinforcing bar free end is extracted, connection reinforcing bar is rotated, the precast concrete with connection reinforcing bar is formed.
2. it is according to claim 1 with connection reinforcing bar precast concrete manufacture method, it is characterised in that the company
Reinforcing bar is connect for stirrup or reinforced steel bar ring.
3. it is according to claim 1 and 2 with connection reinforcing bar precast concrete manufacture method, it is characterised in that institute
It is rectangle to state connection reinforcing bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710061955.1A CN106677419A (en) | 2017-01-28 | 2017-01-28 | Manufacturing method of prefabricated concrete member with connecting steel bars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710061955.1A CN106677419A (en) | 2017-01-28 | 2017-01-28 | Manufacturing method of prefabricated concrete member with connecting steel bars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106677419A true CN106677419A (en) | 2017-05-17 |
Family
ID=58859265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710061955.1A Pending CN106677419A (en) | 2017-01-28 | 2017-01-28 | Manufacturing method of prefabricated concrete member with connecting steel bars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106677419A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108590316A (en) * | 2018-05-10 | 2018-09-28 | 中国电建集团华东勘测设计研究院有限公司 | A kind of assembly concrete tower piece construction method |
| WO2023088190A1 (en) * | 2021-11-16 | 2023-05-25 | 初明进 | Prefabricated concrete member, prefabricated concrete assembly, and assembly method therefor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999025941A1 (en) * | 1997-11-14 | 1999-05-27 | Betomax Kunststoff- Und Metallwarenfabrik Gmbh & Co. Kg | Clamping element for pressing connecting pieces against a construction form for a concrete building component |
| CN202023366U (en) * | 2011-03-04 | 2011-11-02 | 中建七局第二建筑有限公司 | Tie bar structure applicable to cast-in-situ concrete columns |
| CN102409849A (en) * | 2011-08-25 | 2012-04-11 | 李春江 | Construction method for embedding and removing formwork and automatically popping out wall tie bars |
| CN103882991A (en) * | 2014-03-26 | 2014-06-25 | 初明进 | Connecting piece with steel bar rings |
| CN104153460A (en) * | 2013-05-16 | 2014-11-19 | 叶新 | Precast concrete structural member and method for building construction horizontal connection between structural members |
| CN106149962A (en) * | 2016-08-30 | 2016-11-23 | 黑龙江宇辉新型建筑材料有限公司 | Precast concrete shear wall and preparation method thereof |
-
2017
- 2017-01-28 CN CN201710061955.1A patent/CN106677419A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999025941A1 (en) * | 1997-11-14 | 1999-05-27 | Betomax Kunststoff- Und Metallwarenfabrik Gmbh & Co. Kg | Clamping element for pressing connecting pieces against a construction form for a concrete building component |
| CN202023366U (en) * | 2011-03-04 | 2011-11-02 | 中建七局第二建筑有限公司 | Tie bar structure applicable to cast-in-situ concrete columns |
| CN102409849A (en) * | 2011-08-25 | 2012-04-11 | 李春江 | Construction method for embedding and removing formwork and automatically popping out wall tie bars |
| CN104153460A (en) * | 2013-05-16 | 2014-11-19 | 叶新 | Precast concrete structural member and method for building construction horizontal connection between structural members |
| CN103882991A (en) * | 2014-03-26 | 2014-06-25 | 初明进 | Connecting piece with steel bar rings |
| CN106149962A (en) * | 2016-08-30 | 2016-11-23 | 黑龙江宇辉新型建筑材料有限公司 | Precast concrete shear wall and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 杨先志: "怎样预埋拉结筋", 《建筑工人》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108590316A (en) * | 2018-05-10 | 2018-09-28 | 中国电建集团华东勘测设计研究院有限公司 | A kind of assembly concrete tower piece construction method |
| WO2023088190A1 (en) * | 2021-11-16 | 2023-05-25 | 初明进 | Prefabricated concrete member, prefabricated concrete assembly, and assembly method therefor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170517 |
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| RJ01 | Rejection of invention patent application after publication |