CN203113523U - Assembled type framework beam column node using vertical connection - Google Patents

Assembled type framework beam column node using vertical connection Download PDF

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Publication number
CN203113523U
CN203113523U CN 201320106201 CN201320106201U CN203113523U CN 203113523 U CN203113523 U CN 203113523U CN 201320106201 CN201320106201 CN 201320106201 CN 201320106201 U CN201320106201 U CN 201320106201U CN 203113523 U CN203113523 U CN 203113523U
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CN
China
Prior art keywords
bracket
precast
bolt hole
vertical
groove
Prior art date
Application number
CN 201320106201
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Chinese (zh)
Inventor
王艳
陈淮
葛素娟
陈代海
李�杰
Original Assignee
郑州大学
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Application filed by 郑州大学 filed Critical 郑州大学
Priority to CN 201320106201 priority Critical patent/CN203113523U/en
Application granted granted Critical
Publication of CN203113523U publication Critical patent/CN203113523U/en

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Abstract

An assembled type framework beam column node using vertical connection comprises a bracket of a prefabricated column and a prefabricated beam. A groove and a protruded block are respectively arranged on an end face of the bracket and an end face of the prefabricated beam in a matched mode, a vertical bracket bolt hole and a vertical prefabricated beam bolt hole are respectively arranged, the bracket is embedded and matched with the prefabricated beam in the length direction of the prefabricated beam, bolt gaskets are arranged on the upper side and the lower side of the bracket after the bracket is embedded, and bolts vertically penetrate through the bolt gaskets, the bracket bolt hole and the prefabricated beam hole to be fixed. The assembled type framework beam column node solves the problem of smooth force transmission between prefabricated beam columns, enables nodes to be reliable in connection, is simple in structure, simplifies construction process, saves in-site assembling time and can effectively improve production efficiency.

Description

A kind of assembling concrete frame joint that adopts vertical connection

Technical field

The utility model relates to the vertical bolted assembled steel reinforced concrete frame beam column node of a kind of employing.

Background technology

Along with the quickening of China's industrialization of construction industry process, realize green, the low-carbon (LC) requirement of building, promote structural adjustment and the sustainable development of China's building trade, development fabricated construction system is the inevitable course.

For the prefabricated assembling type reinforced concrete frame structure system, the beam of agent structure, plate, post all can be in factory process, and on-the-spot needing only is stitched together it.The processing of batch production, in the quality that objectively can guarantee prefabricated structural element, on-the-spot splicing then need be adopted better simply construction sequence when guaranteeing architecture quality.Assembled steel reinforced concrete frame beam column node connection reliability in the past is poor, be difficult to satisfy the structure stress requirement, be restricted in its use of high earthquake protection district, being applied in considerable time of precast reinforced concrete frame structure stayed cool, reinforced concrete frame node mostly is the situ wet operation, cloth muscle complexity, not easy to operate, the difficult assurance of quality.Prefabricated assembling type reinforced concrete frame joint commonly used exists problems such as complex structure, power transmission are not direct, working procedure is more again.This just needs the new prefabricated assembling type reinforced concrete frame beam column connected node of being convenient to connect of exploitation, simplifies the connection structure of node in the site operation under the prerequisite that satisfies the bearing capacity performance, makes things convenient for execute-in-place, simplifies construction technology, reduces assembling duration.

The utility model content

The utility model provides a kind of assembling concrete frame joint that adopts vertical connection, solved the smooth-going power transmission problem between the prefabricated beam column, node connects reliable, simple structure, simplified construction technology, saved the on-the-spot splicing time, can enhance productivity effectively, and bracket is concordant with cross section, beam connecting node place, does not influence the space of building and attractive in appearance.

In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: a kind of assembling concrete frame joint that adopts vertical connection, the bracket and the precast beam that comprise prefabricated post, the end face of bracket and the end face of precast beam are supporting respectively to be provided with groove, projection, and vertical bracket bolt hole, precast beam bolt hole are set respectively; Bracket along the precast beam length direction cooperate with the precast beam build-in and build-in after be provided with the bolt backing plate in both sides up and down, bolt is fixed along vertically passing bolt backing plate, bracket bolt hole, precast beam bolt hole.

The cross section of groove, projection is trapezoidal or is rectangle.

When the end face of bracket arranges groove, reserve vertical bracket bolt hole in two frames up and down at groove, the end face of corresponding precast beam arranges projection, reserves vertical precast beam bolt hole at projection; When the end face of bracket arranges projection, reserve vertical bracket bolt hole at projection, the end face of corresponding precast beam arranges groove, reserves vertical precast beam bolt hole in two frames up and down at groove.

Projection and groove arrange chamfer configuration.

Be provided with setting course between the bracket of mutual build-in and precast beam, setting course is pea gravel concreten or cement mortar.

The bolt that exposes, screw and the antirusting paint capping of bolt backing plate.

Prefabricated assembling cornice has the beam of certain-length, Liang Yuzhu does not carry out assembling at the bean column node nucleus and connects, but the enterprising luggage of the beam outside node location is joined connection, embodies the weak member of strong node, strong column and weak beam principle, guarantees the globality of bean column node.

Adopt the mortise and tenon joint between the bracket of the utility model prefabricated post and the precast beam, solved the smooth-going power transmission problem between the prefabricated beam column; It is reliable that this kind adopts vertical bolted node to connect, and simple structure has been simplified construction technology, saves the on-the-spot splicing time, can enhance productivity effectively, and mounted configuration immediately can bearing load.And bracket is concordant with cross section, beam connecting node place, does not influence the space of building and attractive in appearance.

Concrete beneficial effect of the present utility model is:

1. by bracket, the projection of precast beam, the mortise and tenon combination of groove, make the Path of Force Transfer between the prefabricated beam column direct, clear and definite; With bolt the two is connected into integral body, node strength is reliable, can satisfy the requirement that connects bearing capacity;

2. the connected node simple structure is simplified working procedure, saves the on-the-spot splicing time, can enhance productivity effectively;

3. connected node is arranged to the bracket form that mortise and tenon is combined between precast beam, does not take architectural space, and it is attractive in appearance not influence structure;

Connected node be applicable to difference stride the footpath multilayer or high-rise assembled steel tendon concrete frame structure.

Description of drawings

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the A-A sectional drawing of Fig. 1;

Fig. 3 is the front elevation view of the prefabricated band bracket post of Fig. 1;

Fig. 4 is the precast beam front elevation view of Fig. 1.

The specific embodiment

Embodiment: shown in Fig. 1-4, a kind of assembling concrete frame joint that adopts vertical connection, the bracket 2 and the precast beam 3 that comprise prefabricated post 1, the end face of the end face of bracket 2 and precast beam 3 is supporting respectively to be provided with groove 5, projection 4, and vertical bracket bolt hole 6, precast beam bolt hole 11 are set respectively; The cross section of groove 5, projection 4 is trapezoidal or is rectangle.Bracket 2 along precast beam 3 length directions cooperate with precast beam 3 build-ins and build-in after be provided with bolt backing plate 8 in both sides up and down, bolt 7 is fixed by nut 9 along vertically passing bolt backing plate 8, bracket bolt hole 6, precast beam bolt hole 11, make bracket 2 and precast beam 3 be linked to be integral body, can transmit beam-ends vertical shear and moment of flexure.

Projection 4 arranges chamfer configuration with groove 5, avoids mortise and tenon blank area stress to concentrate.The reinforcing bar of configuration some satisfies the stressed needs of mortise and tenon joint in projection, the groove.Bracket bolt hole 6, precast beam bolt hole 11 need accurately alignment up and down, conveniently wear bolt 7.Projection 4 blocks are slightly less than groove 5 parts, so that install.

When the end face of bracket 2 arranges groove 5, reserve vertical bracket bolt hole 6 about in the of 5 in two frames at groove, the end face of corresponding precast beam 3 arranges projection 4, reserves vertical precast beam bolt hole 11 at projection 4; When the end face of bracket 2 arranges projection, reserve vertical bracket bolt hole 6 at projection, the end face of corresponding precast beam 3 arranges groove, reserves vertical precast beam bolt hole 11 in two frames up and down at groove.In the present embodiment, adopt the former scheme.

Be provided with setting course 10 between the bracket 2 of mutual build-in and precast beam 3, setting course 10 be pea gravel concreten or cement mortar, makes hidden bracket 2 and precast beam 3 in conjunction with tight.The bolt 7 that exposes, screw 9 and bolt backing plate 8 antirusting paint capping.

A kind of job practices that adopts the assembling concrete frame joint of vertical connection, its concrete steps are:

(1) according to building structure grade, load, stride the footpath, the floor height design parameters carries out the analysis of assembled steel tendon concrete frame structure, determine sectional dimension, the amount of reinforcement of precast beam 3, prefabricated post 1 and bracket 2, and determine that prefabricated bracket groove 5 and precast beam protrude the section area of piece 4, construction size and inner arrangement of reinforcement quantity; According to the stressed definite bolt quantity of node, arrangement form and back plate sizes, adopt plain bolt or friction-type high-strength bolt;

(2) prefabricated assembling type reinforced concrete prefabricated post and precast beam: by the prefabricated post 1 of designing requirement at the prefabricated precast beam 3 of precast yard and band bracket 2, wherein with the prefabricated post 1 of bracket 2, need that groove 5 is made in bracket 2 ends and form mortise, and at bracket groove upper and lower side frame middle part reservation bracket bolt hole 6, need accurately alignment up and down; Precast beam 3 ends are made and are protruded piece 4 and form tenons, and correspondence position is also accurately reserved the precast beam bolt hole 11 of equal number in the projection of precast beam 3; The reinforcing bar of configuration some is stressed to satisfy tenon in the beam-ends projection 4 of bracket groove 5 and precast beam 3; The soffit of bracket groove 5 is made acclivitous inclined-plane, upper surface is made inclined downward, the soffit of supporting precast beam 3 beam-ends projections 4 is also made acclivitous inclined-plane with it, and upper surface is made inclined downward, and projection 4 sizes are than the undersized of groove 5; Carry out prefabricatedly according to traditional beam column method for prefabricating, only bracket 2 and precast beam 3 end side forms adjusted accordingly, treat that template support is intact after, accurately locate precast beam bolt hole 11 positions, and bury bolt hole pipeline, concreting subsequently underground, behind the enough fate of maintenance, prefabricated finishing;

(3) assembled steel reinforced concrete prefabricated beam column bolt node is installed: the prefabricated precast beam of finishing 3 and prefabricated post 1 are transported to the construction place, the prefabricated post 1 of elder generation's mounting strap bracket 2, behind the installation in position, in groove 5 cross sections of bracket 2, evenly lay one deck setting course 10, setting course 10 is pea gravel concreten or cement mortar, to strengthen the conjugation of mortise and tenon, subsequently with precast beam 3 lifting to bracket 2 same horizontal planes after, slowly the beam body is laterally moved in the bracket groove 5, realize the mortise and tenon combination, alignment error should satisfy allowable error; The end of precast beam 3 beam-ends projections 4 and bracket groove 5 arranges chamfer configuration and prevents that node stress is concentrated, is beneficial to structure stress; At last, adjust precast beam 3 positions and make the bracket bolt hole 6 of reservation in the bracket 2 and precast beam bolt hole 11 consistencies from top to bottom that precast beam 3 projections interior 4 are reserved, the erection bolt backing plate 8 then, wear bolt 7, subsequently screw 9 is tightened, realized that precast beam 3 and bracket 2 connect into integral body;

(4) assembled steel reinforced concrete frame beam column bolt connected node is installed follow-up work: after treating that precast beam 3 and bracket 2 connect into integral body, slit between precast beam 3 beam-ends projections 4 and the bracket groove 5 is filled up with cement mortar, and with all exerted bolts 7, screw 9 and bolt backing plate 8 antirusting paint capping.

The utility model is applicable to multilayer or high-rise assembled steel tendon concrete frame structure, also be applicable to difference stride the footpath the assembled steel tendon concrete frame structure.

Claims (6)

1. one kind is adopted the vertical assembling concrete frame joint that connects, it is characterized in that: the bracket and the precast beam that comprise prefabricated post, the end face of bracket and the end face of precast beam are supporting respectively to be provided with groove, projection, and vertical bracket bolt hole, precast beam bolt hole are set respectively; Bracket along the precast beam length direction cooperate with the precast beam build-in and build-in after be provided with the bolt backing plate in both sides up and down, bolt is fixed along vertically passing bolt backing plate, bracket bolt hole, precast beam bolt hole.
2. the vertical assembling concrete frame joint that connects of employing according to claim 1, it is characterized in that: the cross section of groove, projection is trapezoidal or is rectangle.
3. the vertical assembling concrete frame joint that connects of employing according to claim 2, it is characterized in that: when the end face of bracket arranges groove, reserve vertical bracket bolt hole in two frames up and down at groove, the end face of corresponding precast beam arranges projection, reserves vertical precast beam bolt hole at projection; When the end face of bracket arranges projection, reserve vertical bracket bolt hole at projection, the end face of corresponding precast beam arranges groove, reserves vertical precast beam bolt hole in two frames up and down at groove.
4. the vertical assembling concrete frame joint that connects of employing according to claim 3, it is characterized in that: projection and groove arrange chamfer configuration.
5. the vertical assembling concrete frame joint that connects of employing according to claim 4 is characterized in that: be provided with setting course between the bracket of build-in mutually and precast beam, setting course is pea gravel concreten or cement mortar.
6. the vertical assembling concrete frame joint that connects of employing according to claim 5 is characterized in that: the bolt that exposes, screw and the antirusting paint capping of bolt backing plate.
CN 201320106201 2013-03-08 2013-03-08 Assembled type framework beam column node using vertical connection CN203113523U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320106201 CN203113523U (en) 2013-03-08 2013-03-08 Assembled type framework beam column node using vertical connection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320106201 CN203113523U (en) 2013-03-08 2013-03-08 Assembled type framework beam column node using vertical connection

Publications (1)

Publication Number Publication Date
CN203113523U true CN203113523U (en) 2013-08-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103104040A (en) * 2013-03-08 2013-05-15 郑州大学 Assembled framework beam-column joint adopting vertical connection and construction method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103104040A (en) * 2013-03-08 2013-05-15 郑州大学 Assembled framework beam-column joint adopting vertical connection and construction method thereof
CN103104040B (en) * 2013-03-08 2015-10-14 郑州大学 A kind of assembling frame bean column node and construction method adopting vertical connection

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130807

Termination date: 20160308

CF01 Termination of patent right due to non-payment of annual fee