CN109024884A - Bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint - Google Patents

Bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint Download PDF

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Publication number
CN109024884A
CN109024884A CN201710429938.9A CN201710429938A CN109024884A CN 109024884 A CN109024884 A CN 109024884A CN 201710429938 A CN201710429938 A CN 201710429938A CN 109024884 A CN109024884 A CN 109024884A
Authority
CN
China
Prior art keywords
reinforcing bar
nut
bolt
pinboard
empty slot
Prior art date
Application number
CN201710429938.9A
Other languages
Chinese (zh)
Inventor
不公告发明人
Original Assignee
吴方华
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 吴方华 filed Critical 吴方华
Priority to CN201710429938.9A priority Critical patent/CN109024884A/en
Publication of CN109024884A publication Critical patent/CN109024884A/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/20Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/20Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
    • E04B1/21Connections specially adapted therefor

Abstract

The invention discloses a kind of bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joints, belong to building engineering field, comprising: precast concrete column, precast concrete beam, connection reinforcing bar, nut, end nut, pinboard;Empty slot is reserved on the precast concrete beam both ends top at a certain distance from apart from end cross-sectional, forms sinking step, and precast beam both ends lower part is equipped with prominent step;When the precast beam does not lift, the connection reinforcing bar is placed in the reserved empty slot, and after the precast beam lifting in place, the connection reinforcing bar passes through reinforcing bar preformed hole;The pinboard inserts in the bolt board slot of the precast concrete beam;The nut is twisted on the thread segment at the connection reinforcing bar both ends, and the sinking step and the prominent step are close to;The end nut is close on the pinboard.Simple installation of the present invention is quick, high-efficient, while can transmit reinforcing bar and draw, press performance, and structural behaviour is good.

Description

Bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint

Technical field

The present invention relates to a kind of bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joints, belong to building engineering field.

Background technique

Component in precast concrete is produced in the factory, and prefabricated component is then transported to construction, into Row assembling.This mode of construction can greatly improve mechanized construction level, reduce construction personnel, save the construction time, accelerate Construction speed reduces construction cost.Developing precast concrete is the effective way for realizing building industrialization, can effectively be saved About resource, reduction environmental pollution are conducive to improve national construction industry modernization development level, have vast potential for future development.

The key of Precast Concrete Frame performance is that bean column node connects, and only prefabricated bean column node connection can It leans on, just can guarantee the safe and reliable of structure.Meanwhile precast concrete concrete frame joint is also to influence precast concrete frame knot The key factor of quick, the convenient construction of structure.Currently, conventional prefabricated connecting node pours " wet " connecting node, bolt after mainly having Connecting node, welding connection node etc..After pour " wet " connecting node often prefabricated beam-ends there are stretch out reinforcing bar, seriously affect pre- Beam processed, column lifting efficiency;For bolt connection node at the scene there is inconvenient situation, conventional stud often can only be by It draws, and generally requires pre-buried auxiliary profile steel joint, influence joint efficiency and performance;Welding connection node narrow model at the scene In enclosing, manual operation is inconvenient, and welding quality is difficult to ensure, inefficiency.

Summary of the invention

It is an object of the invention to propose a kind of bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint, using " dry Fast Installation is convenient in formula " connection, while using the drawing of reinforcing bar, pressure performance, guaranteeing the anti-seismic performance of beam-to-column joint interior joint.

To achieve the goals above, this invention takes following technical solutions.

Bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint, comprising: precast concrete column, precast concrete beam, Connect reinforcing bar, nut, end nut, pinboard.

The precast concrete column is in node region reserved steel bar hole, for across the connection reinforcing bar.

Empty slot is reserved on the precast concrete beam both ends top at a certain distance from apart from end cross-sectional, so that prefabricated beam-ends Sinking step is formed at top, and long empty slot is reserved in one end, and short empty slot is reserved in one end, and the length of the long empty slot is slightly larger than the connection Difference at a distance from reinforcing bar length and the long empty slot to beam-ends section, the long empty slot are not connected with described prefabricated in the precast beam When column, to store the connection reinforcing bar, avoids the connection reinforcing bar from stretching out beam-ends, influence to lift efficiency.

Precast beam both ends lower part is equipped with prominent step, the sinking step and the prominent step reserved steel bar hole, The erection of precast beams is corresponded to each other in the prefabricated post both ends, the preformed hole, to pass through the connection reinforcing bar.

Bolt board slot is reserved at the sinking step and the prominent step rear portion, and the pinboard is worn in the connection reinforcing bar After crossing the preformed hole, it is inserted into the part in the bolt board slot and smears epoxy glue, be inserted into the reserved pinboard, to Withstand the connection reinforcing bar or the end nut.

The connection reinforcing bar both ends are equipped with thread segment and are placed in the long empty slot when the precast beam does not lift in place, After precast beam lifting in place, the preformed hole is passed through, the pinboard in the short empty slot is held out against.

The nut is twisted in due course after the connection reinforcing bar passes through the preformed hole in the screw thread at the connection reinforcing bar both ends Duan Shang, the connection reinforcing bar in place after, the nut is further tightened, and the sinking step and the prominent step are tightly attached to On, to transmit the pulling force of the connection reinforcing bar.

The length of the end nut is three times of same specification plain nut, and there is the end plate slightly larger than the nut in one end, Before the pinboard is inserted into the latch groove, tightly twists and is located in the threaded one end section of the long empty slot in the connection reinforcing bar, After the pinboard is inserted into the latch groove, the end nut moves back stubborn to the long empty slot direction, is tightly attached in the long empty slot Pinboard, with this come transmit it is described connection reinforcing bar pressure.

Beneficial effect

Compared with prior art, advantages of the present invention is as follows:

(1) present invention is connected using " dry type " to form prefabrication and assembly construction concrete frame bean column node, live wet-less operation, installation High-efficient, construction speed is fast.

(2) present invention connection reinforcing bar does not stretch out precast beam end face when precast beam is not installed, and there is no conventional prefabricated beam-ends The problem of stretching out reinforcing bar mutual " fighting ", after precast beam is installed in place, connection reinforcing bar passes through preformed hole, is suitable for multicolumn entirety Prefabricated in-site installation, it is simple and efficient, it is high-efficient.

(3) present invention connection reinforcing bar can effectively transmit drawing, pressure, form rigid connection, guarantee beam-column connection by Power performance, while reinforcing bar soap-free emulsion polymeization in duct is connected, deformability is good, and energy dissipation ability with higher can be protected effectively Demonstrate,prove structural behaviour of the connecting node under seismic loading.

Detailed description of the invention

Fig. 1 is component seperated schematic diagram of the invention.

Fig. 2 is precast concrete beam schematic diagram of the invention.

Fig. 3 is connection interior joint assembling schematic diagram of the invention.

Specific embodiment

The present invention will be further described below with reference to the drawings.

As shown in Figs. 1-3: the precast concrete column 1 is in node region reserved steel bar hole 2.

Empty slot is reserved on the 3 both ends top of precast concrete beam at a certain distance from apart from end cross-sectional, so that precast beam Top is held to form sinking step 4, long empty slot 5 is reserved in one end, and short empty slot 6 is reserved in one end, and the length of the long empty slot 6 is slightly larger than institute State the difference at a distance from connection 7 length of reinforcing bar and the long empty slot 5 to beam-ends section.

The 3 both ends lower part of precast beam is equipped with prominent step 8, the sinking step 4 and 8 reserved steel bar of prominent step Hole 2.

Bolt board slot 9 is reserved at the sinking step 4 and 8 rear portion of prominent step.

7 both ends of connection reinforcing bar are equipped with thread segment, and when the precast beam 3 does not lift in place, the connection reinforcing bar 7 is set In in the long empty slot 5, the nut 10 and the end nut 11 are twisted in one end of the connection reinforcing bar 7.

When the precast beam 3 is lifted into the node area both sides of the prefabricated post 1, the connection reinforcing bar 7 passes through 1 He of prefabricated post The reserved steel bar hole 2 of precast beam 3,12 lower part of pinboard are smeared epoxy glue, are inserted in the latch groove 9.

The nut 13, which is twisted, is located at the thread segment in short 6 direction of empty slot, the connection reinforcing bar 7 in the connection reinforcing bar 7 The pinboard 12 positioned at short 6 direction of empty slot is held out against, the nut 10 and 13 is tightened, and 4 He of sinking step is close to The prominent step 8.

The length of the end nut 11 is three times of same specification plain nut, and there is the end slightly larger than the nut 10 in one end Plate, after the pinboard 12 is inserted into the latch groove 9, the end nut 11 moves back stubborn to long 6 direction of empty slot, is tightly attached to institute It states on the pinboard 12 in long empty slot.

Embodiments of the present invention are described in detail in conjunction with attached drawing above, but the present invention is not limited to described reality Apply mode.For those of ordinary skill in the art, in the range of the principle of the present invention and technical idea, to these implementations Mode carries out a variety of variations of embodiment progress, modification, replacement and deformation and still falls in protection scope of the present invention.

Claims (5)

1. bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint, comprising: precast concrete column, precast concrete beam, company Connect reinforcing bar, nut, end nut, pinboard;
The precast concrete column is in node region reserved steel bar hole;
Empty slot is reserved on the precast concrete beam both ends top at a certain distance from apart from end cross-sectional, so that prefabricated beam-ends top Sinking step is formed, long empty slot is reserved in one end, and short empty slot is reserved in one end, and the length of the long empty slot is slightly larger than the connection reinforcing bar Difference at a distance from length and the long empty slot to beam-ends section, precast beam both ends lower part are equipped with prominent step, the sinking Bolt board slot is reserved at step and the prominent step reserved steel bar hole, the sinking step and the prominent step rear portion, described Erection of precast beams is corresponded to each other in the prefabricated post both ends, the preformed hole;
The pinboard inserts in the bolt board slot;
The connection reinforcing bar both ends are equipped with thread segment, insert in the preformed hole;
The nut is twisted on the thread segment at the connection reinforcing bar both ends, and is close to the sinking step and the prominent step;
The end nut, which is twisted, is located at one end of the long empty slot in the connection reinforcing bar, and abutting inserts on the pinboard.
2. bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint according to claim 1, it is characterised in that: described When precast concrete beam is not mounted to predetermined position, the pinboard is inserted in the bolt board slot of the short empty slot, the connection Reinforcing bar is placed in the long empty slot.
3. bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint according to claim 1, it is characterised in that: described After precast concrete beam is lifted into predetermined position, the connection reinforcing bar passes through the reserved steel bar hole, and the short sky is close in end Pinboard in slot, the nut are tightened, and the end nut moves back stubborn to the long empty slot direction, are tightly attached in the long empty slot Pinboard.
4. pinboard according to claim 1, it is characterised in that: the pinboard is inserted into the part in the bolt board slot Smear epoxy glue.
5. end nut according to claim 1, it is characterised in that: the length of the end nut is same specification plain nut Three times, there is the end plate slightly larger than the nut in one end.
CN201710429938.9A 2017-06-09 2017-06-09 Bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint CN109024884A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710429938.9A CN109024884A (en) 2017-06-09 2017-06-09 Bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710429938.9A CN109024884A (en) 2017-06-09 2017-06-09 Bolt reinforcing bar bolt prefabrication and assembly construction beam column built from concrete interior joint

Publications (1)

Publication Number Publication Date
CN109024884A true CN109024884A (en) 2018-12-18

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2797476Y (en) * 2005-04-22 2006-07-19 北京工业大学 Mixed jointing node of assembled concrete frame structure beam column
KR20060093889A (en) * 2005-02-23 2006-08-28 유승룡 Dry joint structure of precast concrete beam and column unit
CN103195170A (en) * 2013-04-03 2013-07-10 中铁建设集团有限公司 Prefabricated reinforced concrete frame structure system
CN103362210A (en) * 2013-07-08 2013-10-23 中国矿业大学 Prestress assembly frame structure
CN203866982U (en) * 2014-05-28 2014-10-08 江苏尚昇建设集团有限公司 Prefabricated beam end joint structure
CN105839775A (en) * 2016-05-24 2016-08-10 东南大学 Beam end crossed arc-shaped post-tensioned pre-stressed reinforcing steel dry-type assembling beam-column node
CN205875395U (en) * 2016-08-02 2017-01-11 北京市建筑工程研究院有限责任公司 Prestressing force is from restoring to throne assembled concrete frame beam column node
CN104727439B (en) * 2015-03-09 2017-01-18 沈阳建筑大学 Assembly concrete pillar and beam structure and assembly connecting method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060093889A (en) * 2005-02-23 2006-08-28 유승룡 Dry joint structure of precast concrete beam and column unit
CN2797476Y (en) * 2005-04-22 2006-07-19 北京工业大学 Mixed jointing node of assembled concrete frame structure beam column
CN103195170A (en) * 2013-04-03 2013-07-10 中铁建设集团有限公司 Prefabricated reinforced concrete frame structure system
CN103362210A (en) * 2013-07-08 2013-10-23 中国矿业大学 Prestress assembly frame structure
CN203866982U (en) * 2014-05-28 2014-10-08 江苏尚昇建设集团有限公司 Prefabricated beam end joint structure
CN104727439B (en) * 2015-03-09 2017-01-18 沈阳建筑大学 Assembly concrete pillar and beam structure and assembly connecting method
CN105839775A (en) * 2016-05-24 2016-08-10 东南大学 Beam end crossed arc-shaped post-tensioned pre-stressed reinforcing steel dry-type assembling beam-column node
CN205875395U (en) * 2016-08-02 2017-01-11 北京市建筑工程研究院有限责任公司 Prestressing force is from restoring to throne assembled concrete frame beam column node

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