CN104032956A - Construction method for connecting reinforced concrete beams with steel reinforced concrete columns - Google Patents
Construction method for connecting reinforced concrete beams with steel reinforced concrete columns Download PDFInfo
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- CN104032956A CN104032956A CN201410284424.5A CN201410284424A CN104032956A CN 104032956 A CN104032956 A CN 104032956A CN 201410284424 A CN201410284424 A CN 201410284424A CN 104032956 A CN104032956 A CN 104032956A
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Abstract
The invention discloses a construction method for connecting reinforced concrete beams with steel reinforced concrete columns. The method comprises the steps: firstly, respectively welding weldable sleeves and weldable regulating reinforcing bar tail ends on section steel column flanges at both ends of each reinforced concrete beam; then, screwing one end of each of the main bars of the reinforced concrete beams in the weldable sleeves; connecting the other end of each of the main bars of the reinforced concrete beams with the weldable regulating section steel bar tail ends through straight thread sleeves; changing banding ribs of the steel reinforced concrete columns into lacing ribs outside cotters of the section steel columns; welding steel bars on the cotters of the section steel columns to fix the connection of pulled bolts on a mould. The method disclosed by the invention solves the technical problems that the spatial arrangement of node reinforcing bars of the reinforced concrete beams is in conflict with that of the section steel of the steel reinforced concrete columns, and the construction difficulty is large, ensures the construction quality, quickens the construction progress, and saves the economic cost.
Description
Technical field
The invention belongs to the technical field that steel work is combined with concrete, specifically, relate to the construction method that a kind of reinforced concrete beam is connected with profile steel concrete column.
Background technology
Steel reinforced concrete structure has been given full play to the feature of Steel concrete bi-material, compares with reinforced concrete structure, has anti-seismic performance good, and resistance capacity to deformation is strong, and resistance to overturning is high, relatively saves the advantage of steel, has a extensive future.But in reinforced concrete beam and profile steel concrete column edge of a wing connection construction, joint reinforcing bar conflicts with the space layout of shaped steel, difficulty of construction is large.
The construction processing being connected with the profile steel concrete column edge of a wing for reinforced concrete beam in prior art is mainly on frange plate, to carry out jewel hole construction, this processing mode has been run counter to the code requirement of " beam longitudinal reinforcement should not pass section steel flange, also should directly not be welded to connect with shaped steel in post " in < < reinforced concrete composite structure tecnical regulations > > JGJ138-2001 regulation; And from the angle of construction aspect depression of bearing force with avoiding steel column to weaken, consider, should reduce as far as possible beam longitudinal reinforcement through the quantity of column type steel.
Summary of the invention
What the present invention will solve is in existing reinforced concrete beam and profile steel concrete column edge of a wing connection construction, joint reinforcing bar is arranged and is conflicted with the space of shaped steel, the technical problem that difficulty of construction is large, the construction method that provides a kind of reinforced concrete beam to be connected with profile steel concrete column.
In order to solve the problems of the technologies described above, the present invention is achieved by following technical scheme:
The construction method that reinforced concrete beam is connected with profile steel concrete column, this construction method is carried out in accordance with the following steps:
(1) on the edge of a wing of the steel column at reinforced concrete beam two ends, welding can be welded jacket cylinder and can be welded adjustment type steel bar head respectively; The described jacket cylinder that welds is one end sealing, the female body of other end tool; The described adjustment type steel bar head that welds is that one end has externally threaded reinforcing bar pipe nipple;
(2) lifting steel column;
(3) mount type steel column;
(4) profile steel concrete column reinforcing bar binding;
(5) steel reinforced concrete column template formwork;
(6) profile steel concrete column concreting;
(7) platform scaffold construction;
(8) landing beam, plate formwork;
(9) profile steel concrete column is connected with the main muscle of reinforced concrete beam; The main muscle two ends of described reinforced concrete beam are provided with unidirectional external screw thread,
A. main muscle one end of described reinforced concrete beam is screwed into and described can welds jacket cylinder;
B. by straight screw sleeve, the other end of the main muscle of described reinforced concrete beam is connected with the described adjustment type steel bar head that welds; Described straight screw sleeve has the body of rightabout internal thread for its two ends;
C. the junction of all parts is tightened;
(10) landing slab reinforcing bar binding;
(11) landing beam, board concrete are built.
Wherein, described external screw thread direction of welding the internal thread of jacket cylinder and the main muscle of described reinforced concrete beam is identical; Described straight screw sleeve is identical with the external screw thread direction that the main muscle of described reinforced concrete beam connects the internal thread of one end and the main muscle of described reinforced concrete beam; Described straight screw sleeve welds adjustment type steel bar head to connect the internal thread of one end identical with described external screw thread direction of welding adjustment type steel bar head with described.
Wherein, in step (4) in the peg arranged outside lacing wire of described steel column, to substitute the stirrup of described profile steel concrete column.
Wherein, in step (5) on peg welded reinforcement, with the split bolt of fixed form, connect.
Particularly, on described peg, horizontal bar dowel is welded at interval, then on described horizontal bar dowel, welds longitudinally long reinforcing bar, and described longitudinal long reinforcing bar is used for fixedly one end of split bolt.
The invention has the beneficial effects as follows:
The present invention is by the innovation to profile steel concrete column and the main muscle method of attachment of reinforced concrete beam, made up the regulation of " beam longitudinal reinforcement should not pass section steel flange, also should directly not be welded to connect with shaped steel in post " in < < reinforced concrete composite structure tecnical regulations > > JGJ138-2001.
Specifically comprise following some:
(1) reinforcing bar of reinforced concrete beam and profile steel concrete column connecting portion are many, and connected node is many; By welding jacket cylinder and can weld first two novel steel bar connecting structure of adjustment type steel wire the main muscle of reinforced concrete beam is connected with profile steel concrete column, thereby guarantee construction quality, saved financial cost.
(2) in construction, the little stirrup of part type steel concrete column and the peg horizontal level of steel column coincide, and the present invention adopts little stirrup is become to lacing wire, and peg is avoided, and has accelerated construction speed, has guaranteed construction quality.
(3) profile steel concrete column is different from general reinforced concrete pile, if split bolt will be installed, need on steel column, perforating install, and the split bolt that the present invention fixes template by welded reinforcement on peg for this reason connects, and has accelerated construction speed.
Accompanying drawing explanation
Fig. 1 be on the edge of a wing of steel column at reinforced concrete beam two ends respectively welding can weld jacket cylinder and can weld the structural representation of adjustment type steel bar head;
Fig. 2 is the structural representation that can weld jacket cylinder;
Fig. 3 is the structural representation that can weld adjustment type steel bar head;
When Fig. 4 is profile steel concrete column reinforcing bar binding, the position view of lacing wire;
When Fig. 5 is steel reinforced concrete column template formwork, on peg, welded reinforcement is with the structural representation of fixed form split bolt;
Fig. 6 is the main muscle of reinforced concrete beam and the structural representation that can weld jacket cylinder and be connected;
Fig. 7 is straight screw sleeve by the main muscle of reinforced concrete beam and the structural representation that can weld adjustment type steel bar head and be connected.In figure: 1: steel column; 2: can weld jacket cylinder; 3: can weld adjustment type steel bar head; 4: the main muscle of reinforced concrete beam; 5: straight screw sleeve; 6: peg; 7: lacing wire; 8: horizontal bar dowel; 9: longitudinal long reinforcing bar; 10: split bolt.
The specific embodiment
The present invention is described in further detail as example to take the main sintering building construction of certain engineering below, and following examples can make those skilled in the art more fully understand the present invention, but do not limit the present invention in any way.
The present embodiment discloses the construction method that a kind of reinforced concrete beam is connected with profile steel concrete column, and integral construction process is that the steel column 1 at reinforced concrete beam two ends welds respectively main muscle 4 colligations → landing slab reinforcing bar binding → landing beam, the board concrete that can weld jacket cylinder 2 and can weld adjustment type steel bar head 3 → lifting steel column 1 → mount type steel column 1 → profile steel concrete column reinforcing bar binding → steel reinforced concrete column template formwork → profile steel concrete column concreting → platform scaffold construction → landing beam, plate formwork → profile steel concrete column and reinforced concrete beam and builds.
Specific as follows:
One. on the edge of a wing of the steel column 1 at reinforced concrete beam two ends, welding can be welded jacket cylinder 2 and can be welded adjustment type steel bar head 3 respectively, as shown in Figure 1.
Can weld jacket cylinder 2 and can weld adjustment type steel bar head 3 and accurately locate and be welded to connect on steel column 1 edge of a wing.Before welding, should clean surface to be welded, make junction non-corroding to be welded, dirt, and keep dry; After welding, answer the hot weld seam of hammering, to reduce weld stress; Range estimation face of weld after welding, the crackle that do not have, overlap, slag inclusion and surface pores.
Can weld jacket cylinder 2 and can weld adjustment type steel bar head 3 is all syndetons of utilizing reinforced bar straight thread die head threading machine to make.
As shown in Figure 2, can weld jacket cylinder 2 for the female body of tool, one end sealing, welds for the edge of a wing of direct and profile steel concrete column 1, and the other end is uncovered, for main muscle 4 left ends of reinforced concrete beam are inserted, can weld jacket cylinder 2 and be threaded connection.
As shown in Figure 3, can weld adjustment type steel bar head 3 for one end has externally threaded reinforcing bar pipe nipple, do not there is externally threaded one end and weld for the edge of a wing of direct and profile steel concrete column 1, there is externally threaded one end for inserting straight screw sleeve 5 right-hand members and being threaded connection with it.
Straight screw sleeve 5 has the body of rightabout internal thread for its two ends, and its left end is for making main muscle 4 right-hand members of reinforced concrete beam insert and connect, and its right-hand member is used for making the external screw thread that can weld adjustment type steel bar head 3 insert and connect.
In the present embodiment, the left end of straight screw sleeve 5 is plus thread, and right-hand member is left-hand thread; The right-hand member that can weld jacket cylinder 2 is plus thread; The left end that can weld adjustment type steel bar head 3 is left-hand thread.
Two. lifting steel column 1.
Three. mount type steel column 1.
Four. profile steel concrete column reinforcing bar binding.
(1) the main muscle connected mode of profile steel concrete column adopts straight thread reinforced bar to connect;
(2) stirrup and steel column 1 connected mode: peg 6 horizontal levels of the little stirrup of part shaped steel concrete column and steel column 1 coincide, cannot be inserted in downwards from steel column 1 is suitable for reading, and the diameter of little stirrup own is compared with large and size is less, cannot break into two with one's hands in place.In construction, little stirrup is become to lacing wire 7 for this reason, peg 6 is avoided, as shown in Figure 4.
Five. steel reinforced concrete column template formwork.
On peg 6, welded reinforcement fixes split bolt 10 connections of template.Specifically on reinforced concrete column φ 20 pegs 6, the horizontal bar dowel 8 of φ 20 is welded in lateral separation, and then laterally on bar dowel 8, is welding the longitudinal long reinforcing bar 9 of φ 18, as shown in Figure 5.
Six. profile steel concrete column concreting.
Seven. platform scaffold construction.
Eight. landing beam, plate formwork.
Nine. profile steel concrete column is connected with the main muscle 4 of reinforced concrete beam.
(1) the main muscle 4 that processes the externally threaded reinforced concrete beam in end is screwed into and can welds jacket cylinder 2, as shown in Figure 6.
Main muscle 4 ends, both sides at reinforced concrete beam process unidirectional external screw thread.In the present embodiment, main muscle 4 left ends of reinforced concrete beam are plus thread, for being connected with the internal thread that can weld jacket cylinder 2; Right-hand member is also plus thread, for being connected with straight screw sleeve 5 left end internal threads.
With pipe wrench, rotate the main muscle 4 of reinforced concrete beam, make it and can weld jacket cylinder 2 and is connected, do not tighten, reserve the adjustment amount of a pitch.
(2) with straight screw sleeve 5 by the other end of the main muscle 4 of reinforced concrete beam with can weld adjustment type steel bar head 3 and be connected, as shown in Figure 7.
Can weld adjustment type steel bar head 3 and straight screw sleeve 5, screw-down torque should meet the demands.
(3) junction of all parts is tightened, connection completes.
Ten. landing slab reinforcing bar binding.
11. landing beam, board concrete are built.
Although by reference to the accompanying drawings the preferred embodiments of the present invention are described above; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment is only schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not departing from the scope situation that aim of the present invention and claim protect, can also make the concrete conversion of a lot of forms, within these all belong to protection scope of the present invention.
Claims (5)
1. the construction method that reinforced concrete beam is connected with profile steel concrete column, is characterized in that, this construction method is carried out in accordance with the following steps:
(1) on the edge of a wing of the steel column at reinforced concrete beam two ends, welding can be welded jacket cylinder and can be welded adjustment type steel bar head respectively; The described jacket cylinder that welds is one end sealing, the female body of other end tool; The described adjustment type steel bar head that welds is that one end has externally threaded reinforcing bar pipe nipple;
(2) lifting steel column;
(3) mount type steel column;
(4) profile steel concrete column reinforcing bar binding;
(5) steel reinforced concrete column template formwork;
(6) profile steel concrete column concreting;
(7) platform scaffold construction;
(8) landing beam, plate formwork;
(9) profile steel concrete column is connected with the main muscle of reinforced concrete beam;
The main muscle two ends of described reinforced concrete beam are provided with equidirectional external screw thread,
A. main muscle one end of described reinforced concrete beam is screwed into and described can welds jacket cylinder;
B. by straight screw sleeve, the other end of the main muscle of described reinforced concrete beam is connected with the described adjustment type steel bar head that welds; Described straight screw sleeve has the body of rightabout internal thread for its two ends;
C. the junction of all parts is tightened;
(10) landing slab reinforcing bar binding;
(11) landing beam, board concrete are built.
2. the construction method that a kind of reinforced concrete beam according to claim 1 is connected with profile steel concrete column, is characterized in that, described external screw thread direction of welding the internal thread of jacket cylinder and the main muscle of described reinforced concrete beam is identical; Described straight screw sleeve is identical with the external screw thread direction that the main muscle of described reinforced concrete beam connects the internal thread of one end and the main muscle of described reinforced concrete beam; Described straight screw sleeve welds adjustment type steel bar head to connect the internal thread of one end identical with described external screw thread direction of welding adjustment type steel bar head with described.
3. the construction method that a kind of reinforced concrete beam according to claim 1 is connected with profile steel concrete column, is characterized in that, in step (4) in the peg arranged outside lacing wire of described steel column, to substitute the stirrup of described profile steel concrete column.
4. the construction method that a kind of reinforced concrete beam according to claim 1 is connected with profile steel concrete column, is characterized in that, in step (5) on the peg of described steel column welded reinforcement, with the split bolt of fixed form, connect.
5. the construction method that a kind of reinforced concrete beam according to claim 4 is connected with profile steel concrete column, it is characterized in that, on described peg, horizontal bar dowel is welded at interval, then on described horizontal bar dowel, weld longitudinally long reinforcing bar, described longitudinal long reinforcing bar is used for fixedly one end of split bolt.
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| CN201410284424.5A CN104032956A (en) | 2014-06-24 | 2014-06-24 | Construction method for connecting reinforced concrete beams with steel reinforced concrete columns |
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Cited By (8)
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| CN105040830A (en) * | 2015-07-09 | 2015-11-11 | 广西建工集团第五建筑工程有限责任公司 | Construction method of beam longitudinal bar anchorage for stiffened steel structural column-beam column joints |
| CN105756349A (en) * | 2016-03-23 | 2016-07-13 | 中冶建工集团有限公司 | Bracket pouring construction method for core cylinder beam column |
| CN105781107A (en) * | 2014-12-26 | 2016-07-20 | 中国二十冶集团有限公司 | Method for setting construction joint in bracket position at end of steel reinforced concrete column in sliding formwork technique |
| CN105926774A (en) * | 2016-06-13 | 2016-09-07 | 福州大学 | End plate connection integral type combination frame beam and combination method thereof |
| CN108086487A (en) * | 2017-12-29 | 2018-05-29 | 中铁第四勘察设计院集团有限公司 | Profile steel concrete column and reinforced beam connection structure and its construction method |
| CN110499870A (en) * | 2019-08-12 | 2019-11-26 | 机械工业第六设计研究院有限公司 | The connecting method for reinforcing bars of precast concrete crossbeam and precast concrete vertical member |
| CN110714534A (en) * | 2019-10-22 | 2020-01-21 | 中国一冶集团有限公司 | Section steel concrete structure |
| CN111590229A (en) * | 2020-06-17 | 2020-08-28 | 中铁十四局集团建筑工程有限公司 | Combined connection method for concrete beam steel bars and section steel columns |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105781107A (en) * | 2014-12-26 | 2016-07-20 | 中国二十冶集团有限公司 | Method for setting construction joint in bracket position at end of steel reinforced concrete column in sliding formwork technique |
| CN105781107B (en) * | 2014-12-26 | 2017-11-07 | 中国二十冶集团有限公司 | Steel reinforced concrete styletable bracket position construction joint placement method in slipform process |
| CN105040830A (en) * | 2015-07-09 | 2015-11-11 | 广西建工集团第五建筑工程有限责任公司 | Construction method of beam longitudinal bar anchorage for stiffened steel structural column-beam column joints |
| CN105756349A (en) * | 2016-03-23 | 2016-07-13 | 中冶建工集团有限公司 | Bracket pouring construction method for core cylinder beam column |
| CN105756349B (en) * | 2016-03-23 | 2018-01-09 | 中冶建工集团有限公司 | A kind of Core Walls Structure beam column bracket pouring construction method |
| CN105926774A (en) * | 2016-06-13 | 2016-09-07 | 福州大学 | End plate connection integral type combination frame beam and combination method thereof |
| CN105926774B (en) * | 2016-06-13 | 2018-08-17 | 福州大学 | A kind of end plate connection monoblock type Composite frame beam and combinations thereof method |
| CN108086487A (en) * | 2017-12-29 | 2018-05-29 | 中铁第四勘察设计院集团有限公司 | Profile steel concrete column and reinforced beam connection structure and its construction method |
| CN110499870A (en) * | 2019-08-12 | 2019-11-26 | 机械工业第六设计研究院有限公司 | The connecting method for reinforcing bars of precast concrete crossbeam and precast concrete vertical member |
| CN110714534A (en) * | 2019-10-22 | 2020-01-21 | 中国一冶集团有限公司 | Section steel concrete structure |
| CN111590229A (en) * | 2020-06-17 | 2020-08-28 | 中铁十四局集团建筑工程有限公司 | Combined connection method for concrete beam steel bars and section steel columns |
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Application publication date: 20140910 |