CN106638954A - Beam column joints with long rod bolts penetrating through beam side widening region and joint connecting method - Google Patents
Beam column joints with long rod bolts penetrating through beam side widening region and joint connecting method Download PDFInfo
- Publication number
- CN106638954A CN106638954A CN201610895523.6A CN201610895523A CN106638954A CN 106638954 A CN106638954 A CN 106638954A CN 201610895523 A CN201610895523 A CN 201610895523A CN 106638954 A CN106638954 A CN 106638954A
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- area
- precast
- bolt
- precast beam
- prefabricated post
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Classifications
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- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention discloses beam column joints with long rod bolts penetrating through a beam side widening region and a joint connecting method. The problems that connecting of joints of an existing assembly type precast beam and precast column adopts a cast-in-place mode, on-site wet operation is more, a construction period is long, the difficulty of construction and labor intensity are larger and the construction cost of a precast structure is increased are solved. According to the joints, the beam widening region is arranged on the front and back sides of the connecting end of a precast beam and a precast column, and a plurality of prestressing force long rod bolts penetrate through the beam widening region and the precast column, and the two ends of each prestressing force long rod bolt are fastened through high-strength nuts. The joint connecting method comprises the steps that firstly, bolt holes are punched in the precast beam and the precast column; secondly, the precast beam and the precast column are connected, and seam pouring is conducted in a reservation position between the precast beam and the precast column; thirdly, silicone weather resistant glue is smeared circumferentially in the rear seam-pouring position between the precast beam and the precast column along the edge; fourthly, mortar is poured; fifthly, the high-strength nuts are mounted; and sixthly, a plurality of stirrups are mounted, and connecting of the joints of the precast beam and the precast column is completed. The connecting method is used for connecting the precast beam and the precast column.
Description
Technical field
The present invention relates to a kind of bean column node and joint connecting method, and in particular to a kind of bolt of long stem is widened through beam side
The bean column node and joint connecting method in area.
Background technology
Precast beam, prefabricated post needed for fabricated construction need to carry out the connecting node of live splicing, precast beam and prefabricated post
Frequently with cast-in-place form, that is, need to beam column node area formwork, framework of steel reinforcement, casting concrete are laid, when node concrete reaches
After desired strength, then remove node district correlate template and support etc..This traditional prefabricated beam column connection operation method, its essence
On be still the thinking for continuing to use cast-in-place concrete, situ wet operation is more, and the duration is longer, and difficulty of construction and labor intensity are larger,
The construction cost of precast construction is increased, is unfavorable for lifting the efficiency of construction of precast construction.
The content of the invention
The present invention is connected by cast-in-place form, situ wet operation for solve existing prefabricated beam and prefabricated Column border node
More, the duration is longer, and difficulty of construction and labor intensity are larger, increases the construction cost of precast construction, is unfavorable for being lifted in advance
The problem of the efficiency of construction of structure processed, it is proposed that a kind of bolt of long stem widens bean column node and the node connection side in area through beam side
Method.
The bolt of long stem of the present invention widens the bean column node in area through beam side, its composition include prefabricated post, precast beam, two
Anchor slab, multiple prestressing force bolt of long stems, multiple high-strength nuts and multiple stirrups, the side before and after precast beam and prefabricated post connection end
Beam is set and widens area, precast beam is connected the back rest with prefabricated post to be widened the end face outside in area and be provided with an anchor slab, multiple prestressing force
Bolt of long stem widens area and prefabricated post through beam, and each prestressing force bolt of long stem two ends is fastened with high-strength nut, and multiple stirrups are equal
Cloth is arranged on the upper surface in precast beam local widening area.
The bolt of long stem of the present invention widens the bean column node method of attachment in area through beam side, and methods described is by following step
Rapid realization：
Step one, on precast beam and prefabricated post beat bolt hole：The beam of precast beam is widened into area and beats multiple beam spiral shells along longitudinal direction
Multiple stud bolt holes are beaten in keyhole, the region being connected with precast beam in prefabricated post, and multiple stud bolt holes are with multiple beam bolt holes one by one
Correspondence；
Step 2, connection precast beam and prefabricated post：Precast beam is lifted into into the join domain of prefabricated post, and is made on precast beam
Multiple beam bolt holes align one by one with the multiple stud bolt holes in prefabricated post, bolt of long stem is through beam bolt hole and post bolt
Hole, and the reserved last-cost joint between precast beam and prefabricated post；
Step 3, smear silicone weather resistant glue：Silicon will be smeared at last-cost joint between precast beam and prefabricated post along edge ring
Ketone weather-resistant glue, at the silicone weather resistant glue that on top edge is smeared opening is left；
Step 4, cast mortar：Hollow light wall pipe is inserted between bolt of long stem and beam bolt hole and stud bolt hole, by opening
The continuous note mortar into last-cost joint, and fill；
Step 5, installation high-strength nut：After body condenses, high-strength nut is installed at bolt of long stem two ends, and twisted
Tightly；
Step 6, the multiple stirrups of installation：Multiple stirrups are uniformly arranged on the upper surface in precast beam local widening area, and
Casting concrete is fixed on stirrup on precast beam, so far, completes precast beam and is connected with the node of prefabricated post.
The present invention has the advantages that compared with prior art：
First, node of the invention is to be additionally arranged beam in precast beam and prefabricated post join domain to widen area, by bolt of long stem
Beam through beam side widens the beam-column connection in area, reduces existing difficulty of construction and working strength, it is easier to structural elements
Installation positioning, and then reduce construction costs, accelerate speed of application.
2nd, the method for the present invention is to devise last-cost joint in precast beam and prefabricated post junction, by noting sand to last-cost joint
Slurry comes reinforced cementitious so that precast beam is more solid and reliable with the connection of prefabricated post, strengthens the globality of beam-to-column joint.
3rd, method of the present invention construction technology is simple, it is not necessary to complicated construction machinery.
Description of the drawings
When Fig. 1 is that prefabricated post A is prefabricated side column in specific embodiment one, prefabricated post A is surveyed with precast beam B node connecting shaft
Figure；
When Fig. 2 is that prefabricated post A is prefabricated center pillar in specific embodiment two, prefabricated post A is surveyed with precast beam B node connecting shaft
Figure；
When Fig. 3 is that prefabricated post A is prefabricated side column in specific embodiment three, prefabricated post A is surveyed with precast beam B node connecting shaft
Figure；
When Fig. 4 is that prefabricated post A is prefabricated center pillar in specific embodiment three, prefabricated post A is surveyed with precast beam B node connecting shaft
Figure；
Fig. 5 is the annexation axonometric chart of anchor slab 5, prestressing force bolt of long stem 3 and high-strength nut 4；
Fig. 6 is the top view of Fig. 1；
In the step of Fig. 7 is specific embodiment six one on precast beam B multiple beam bolt hole B-1 position view；
Smear after silicone weather resistant glue 8 along the edge of last-cost joint 7 in the step of Fig. 8 is specific embodiment six three, silicone is resistance to
Wait the cross sectional shape schematic diagram of glue 8；
Fig. 9 is the left view of Fig. 8.
Specific embodiment
Specific embodiment one：With reference to Fig. 1 and Fig. 5 explanation present embodiments, present embodiment includes prefabricated post A, prefabricated
Beam B, two anchor slabs 5, multiple prestressing force bolt of long stems 3, multiple high-strength nuts 4 and multiple stirrups 6, in precast beam B and prefabricated post A
Side arranges beam and widens area 2 before and after connection end, and precast beam B is connected the back rest with prefabricated post A and widens the end face outside in area 2 and is provided with one
Individual anchor slab 5, multiple prestressing force bolt of long stems 3 widen area 2 and prefabricated post A through beam, and each two ends of prestressing force bolt of long stem 3 is high
Strong nut 4 is fastened, and multiple stirrups 6 are uniformly arranged on the upper surface in precast beam local widening area 1.Stirrup 6 is cut for opposing should
The effect of power.Prefabricated post A in present embodiment is prefabricated side column.What the beam of the precast beam B both sides widened area 2 widens width
For S.Beam widen area 2 to widen area height W2 equal with the depth of beam W3 of precast beam B.Beam widen area 2 widen sector width S2 and
Widening section length L2 should meet the requirement of bearing capacity due to local compression of concrete.It is to prevent nut from directly making to arrange anchor slab 5
Crush for the office of causing on concrete bad.One end of bolt of long stem 3 in present embodiment is fixed with precast beam B, the other end with it is pre-
Post A processed is fixed.
Specific embodiment two：Present embodiment is illustrated with reference to Fig. 2, the quantity of the precast beam B of present embodiment is two,
Two precast beam B are symmetricly set on the left and right sides of prefabricated post A.Prefabricated post A in present embodiment be prefabricated center pillar, this embodiment party
The two ends of the bolt of long stem 3 in formula are fixed on unidirectional two precast beam B.The quantity of the anchor slab 5 in present embodiment
For four.Other compositions and annexation are identical with specific embodiment one.
Specific embodiment three：With reference to Fig. 3 and Fig. 4 explanation present embodiment, present embodiment prefabricated post A with it is prefabricated
The region surrounding of beam B connections arranges post thickened area 1, and beam widens the thickened area thickness that sector width S2 is less than post thickened area 1 of widening in area 2
Degree S1.When a precast beam B is connected with prefabricated post A, prefabricated post A is prefabricated side column；When two precast beam B symmetrically connect
At a prefabricated post A both sides, prefabricated post A is prefabricated center pillar.In order that prefabricated post A can be good bear from precast beam B
The load at end, should arrange the thickened area thickness S1 of post according to mechanical characteristic.If prefabricated post A can expire with precast beam B linkage interfaces
The requirement of the compression bearing of sufficient concrete, can be not provided with post thickened area 1；If being unsatisfactory for, post thickening need to be set around post
Area 1, thickened area thickness S1 should require to be calculated according to the compression bearing of concrete.Bolt of long stem 3 in present embodiment
Widen area 2 and post thickened area 1 through beam.Other compositions and annexation are identical with specific embodiment one or two.
Specific embodiment four：Present embodiment is illustrated with reference to Fig. 3, the thickened area of the post thickened area 1 of present embodiment is high
Degree W1 and beam widen area 2 to widen area height W2 equal.Other compositions and annexation are identical with specific embodiment three.
Specific embodiment five：Present embodiment is illustrated with reference to Fig. 3, what the beam of present embodiment widened area 2 widens the head of district
Thickening section lengths L1 of the degree L2 less than post thickened area 1.Other compositions and annexation are identical with specific embodiment four.
Specific embodiment six：Present embodiment is illustrated with reference to Fig. 1～Fig. 9, present embodiment is through the following steps that reality
Existing：
Step one, on precast beam B and prefabricated post A beat bolt hole：The beam of precast beam B is widened into area 2 and beats multiple along longitudinal direction
Beam bolt hole B-1, in prefabricated post A and the region that precast beam B is connected multiple stud bolt holes, multiple stud bolt holes and multiple beam spiral shells are beaten
Keyhole B-1 is corresponded；
Step 2, connection precast beam B and prefabricated post A：Precast beam B is lifted into into the join domain of prefabricated post A, and is made prefabricated
Multiple beam bolt hole B-1 on beam B align one by one with the multiple stud bolt holes in prefabricated post A, and bolt of long stem 3 passes through beam bolt hole
B-1 and stud bolt hole, and the reserved last-cost joint 7 between precast beam B and prefabricated post A；
Step 3, smear silicone weather resistant glue 8：To apply along edge ring at last-cost joint 7 between precast beam B and prefabricated post A
Silicone weather resistant glue 8 is smeared, opening 8-1 is left at the silicone weather resistant glue 8 that on top edge is smeared；Silicone weather resistant glue 8 is commercially available prod；
Step 4, cast mortar：Hollow light wall pipe is inserted between bolt of long stem 3 and beam bolt hole B-1 and stud bolt hole, by
Opening 8-1 continuous note mortars into last-cost joint 7, and fill；Hollow light wall pipe prevents slurry from flowing into beam bolt hole B-1 and stud bolt hole
In；
Step 5, installation high-strength nut 4：After body condenses, high-strength nut 4 is installed at the two ends of bolt of long stem 3, and
It is screwed to regulation torque；
Step 6, the multiple stirrups 6 of installation：Multiple stirrups 6 are uniformly arranged in the upper surface in precast beam local widening area 1
On, and casting concrete is fixed on stirrup 6 on precast beam B, so far, completes precast beam B and is connected with the node of prefabricated post A.
Specific embodiment seven：With reference to Fig. 6, Fig. 8 and Fig. 9 illustrate present embodiment, present embodiment be in step 2 after
The width T for pouring seam 7 is 20mm～30mm.Other steps are identical with specific embodiment six.
Specific embodiment eight：With reference to Fig. 6, Fig. 8 and Fig. 9 illustrate present embodiment, present embodiment be in step 2 after
The width T for pouring seam 7 is 25mm.Other steps are identical with specific embodiment six or seven.
Claims (8)
1. a kind of bolt of long stem widens the bean column node in area through beam side, it is characterised in that：The connecting node includes prefabricated post
(A), precast beam (B), two anchor slabs (5), multiple prestressing force bolt of long stems (3), multiple high-strength nuts (4) and multiple stirrups (6),
Side setting beam widens area (2) before and after precast beam (B) and prefabricated post (A) connection end, and precast beam (B) is connected with prefabricated post (A)
The back rest widens the end face outside in area (2) and is provided with an anchor slab (5), and multiple prestressing force bolt of long stems (3) widen area (2) through beam
With prefabricated post (A), each prestressing force bolt of long stem (3) two ends fastens with high-strength nut (4), and multiple stirrups (6) are uniformly arranged
On the upper surface in precast beam local widening area (1).
2. bolt of long stem according to claim 1 widens the bean column node in area through beam side, it is characterised in that：It is described prefabricated
The quantity of beam (B) is two, and two precast beams (B) are symmetricly set on the left and right sides of prefabricated post (A).
3. bolt of long stem according to claim 1 and 2 widens the bean column node in area through beam side, it is characterised in that：Pre-
Region surrounding that post (A) processed is connected with precast beam (B) arranges post thickened area (1), beam widen area (2) to widen sector width (S2) little
In the thickened area thickness (S1) of post thickened area (1).
4. bolt of long stem according to claim 3 widens the bean column node in area through beam side, it is characterised in that：Post thickened area
(1) thickened area height (W1) and beam widen area (2) to widen area highly (W2) equal.
5. bolt of long stem according to claim 4 widens the bean column node in area through beam side, it is characterised in that：Beam widens area
(2) widen section length (L2) less than post thickened area (1) thickening section length (L1).
6. a kind of bolt of long stem of utilization claim 1,2,4 or 5 realizes bolt of long stem through the bean column node that area is widened in beam side
Widen the bean column node method of attachment in area through beam side, it is characterised in that：Methods described through the following steps that realize：
Step one, on precast beam (B) and prefabricated post (A) beat bolt hole：The beam of precast beam (B) is widened into area (2) to beat along longitudinal direction
Multiple beam bolt holes (B-1), multiple stud bolt holes, multiple stud bolt holes are beaten in the region being connected with precast beam (B) in prefabricated post (A)
Correspond with multiple beam bolt holes (B-1)；
Step 2, connection precast beam (B) and prefabricated post (A)：Precast beam (B) is lifted into into the join domain of prefabricated post (A), and is made
Multiple beam bolt holes (B-1) on precast beam (B) are alignd one by one with the multiple stud bolt holes in prefabricated post (A), bolt of long stem (3)
Through beam bolt hole (B-1) and stud bolt hole, and the reserved last-cost joint (7) between precast beam (B) and prefabricated post (A)；
Step 3, smear silicone weather resistant glue (8)：By last-cost joint (7) place between precast beam (B) and prefabricated post (A) along edge ring
To silicone weather resistant glue (8) is smeared, silicone weather resistant glue (8) place that on top edge is smeared leaves opening (8-1)；
Step 4, cast mortar：By hollow light wall pipe insertion bolt of long stem (3) and beam bolt hole (B-1) and stud bolt hole between, by
Opening (8-1) continuous note mortar into last-cost joint (7), and fill；
Step 5, installation high-strength nut (4)：After body condenses, high-strength nut (4) is installed at bolt of long stem (3) two ends,
And tighten；
Step 6, the multiple stirrups (6) of installation：Multiple stirrups (6) are uniformly arranged in the upper surface in precast beam local widening area (1)
On, and casting concrete is fixed on stirrup (6) on precast beam (B), so far, completes the node of precast beam (B) and prefabricated post (A)
Connection.
7. bolt of long stem according to claim 6 widens the bean column node method of attachment in area through beam side, it is characterised in that：
The width (T) of last-cost joint (7) is 20mm～30mm in the step 2.
8. bolt of long stem according to claim 7 widens the bean column node method of attachment in area through beam side, it is characterised in that：
The width (T) of last-cost joint (7) is 25mm in the step 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610895523.6A CN106638954B (en) | 2016-10-13 | 2016-10-13 | Bolt of long stem widens the bean column node connection method in area through beam side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610895523.6A CN106638954B (en) | 2016-10-13 | 2016-10-13 | Bolt of long stem widens the bean column node connection method in area through beam side |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106638954A true CN106638954A (en) | 2017-05-10 |
| CN106638954B CN106638954B (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610895523.6A Active CN106638954B (en) | 2016-10-13 | 2016-10-13 | Bolt of long stem widens the bean column node connection method in area through beam side |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867861A (en) * | 2017-05-12 | 2018-11-23 | 吴方华 | Bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete mid-side node |
| CN109098277A (en) * | 2017-06-20 | 2018-12-28 | 吴方华 | A kind of bolt reinforcing bar bolt assembly concrete concrete frame joint |
| CN109183986A (en) * | 2018-11-08 | 2019-01-11 | 安徽建筑大学 | A kind of assembling frame Structure Beam-column connecting node and construction method |
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|---|---|---|---|---|
| JPH0715181B2 (en) * | 1989-09-01 | 1995-02-22 | 鹿島建設株式会社 | Method of joining closed-section steel columns to steel beams |
| JPH0830360B2 (en) * | 1990-03-27 | 1996-03-27 | 三菱建設株式会社 | Connection method for columns and beams |
| KR20060102786A (en) * | 2005-03-25 | 2006-09-28 | 유승룡 | Improved rigid joint structure of cft precast concrete column unit and steel beam |
| CN101024975A (en) * | 2007-03-16 | 2007-08-29 | 北京城建设计研究总院有限责任公司 | Shaped-steel concrete frame-steel supporting structure section-changeable conversion node |
| CN103422576A (en) * | 2013-09-10 | 2013-12-04 | 南京工业大学 | Reinforcement and energy dissipation damping device for wood structure mortise and tenon joint |
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2016
- 2016-10-13 CN CN201610895523.6A patent/CN106638954B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0715181B2 (en) * | 1989-09-01 | 1995-02-22 | 鹿島建設株式会社 | Method of joining closed-section steel columns to steel beams |
| JPH0830360B2 (en) * | 1990-03-27 | 1996-03-27 | 三菱建設株式会社 | Connection method for columns and beams |
| KR20060102786A (en) * | 2005-03-25 | 2006-09-28 | 유승룡 | Improved rigid joint structure of cft precast concrete column unit and steel beam |
| CN101024975A (en) * | 2007-03-16 | 2007-08-29 | 北京城建设计研究总院有限责任公司 | Shaped-steel concrete frame-steel supporting structure section-changeable conversion node |
| CN103422576A (en) * | 2013-09-10 | 2013-12-04 | 南京工业大学 | Reinforcement and energy dissipation damping device for wood structure mortise and tenon joint |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867861A (en) * | 2017-05-12 | 2018-11-23 | 吴方华 | Bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete mid-side node |
| CN109098277A (en) * | 2017-06-20 | 2018-12-28 | 吴方华 | A kind of bolt reinforcing bar bolt assembly concrete concrete frame joint |
| CN109098277B (en) * | 2017-06-20 | 2021-05-11 | 吴方华 | Bolt reinforcing bar bolt assembled concrete frame beam column node |
| CN109183986A (en) * | 2018-11-08 | 2019-01-11 | 安徽建筑大学 | A kind of assembling frame Structure Beam-column connecting node and construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106638954B (en) | 2018-10-02 |
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