CN203113524U - Assembled type framework beam column node using horizontal connection - Google Patents
Assembled type framework beam column node using horizontal connection Download PDFInfo
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- CN203113524U CN203113524U CN 201320106202 CN201320106202U CN203113524U CN 203113524 U CN203113524 U CN 203113524U CN 201320106202 CN201320106202 CN 201320106202 CN 201320106202 U CN201320106202 U CN 201320106202U CN 203113524 U CN203113524 U CN 203113524U
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Abstract
An assembled type framework beam column node using horizontal connection comprises a concealed bracket arranged on a beam of a prefabricated column. A concealed bracket bolt hole is horizontally formed in the concealed bracket in advance, notch grooves matched with the concealed bracket are formed in the front/rear lateral side of the connection position at the end of the prefabricated beam, a notch is dug from the vertical axis of the prefabricated beam to one side of the prefabricated beam to form one notch groove, the section of the notch is identical with that of the concealed bracket, prefabricated beam bolt holes are horizontally formed in the corresponding positions at the bottom of the notch grooves in advance, the width of the concealed bracket in the horizontal direction is a half of the width of the prefabricated beam in the horizontal direction, the concealed bracket is embedded in the notch grooves in the horizontal groove, bolt gaskets are arranged on the front side and the rear side of a combined body formed by the concealed bracket embedded in the notch grooves, and bolts penetrate through the bolt gaskets, the concealed bracket bolt hole and the prefabricated beam bolt holes in the direction to the fixed. The assembled type framework beam column node enables internal force between prefabricated beam columns to be delivered accurately, enables nodes to be reliable in connection, is simple in construction and operation and quickens construction speed.
Description
Technical field
The utility model relates to a kind of assembled steel reinforced concrete frame beam column node that adopts cross bolts to connect.
Background technology
The prefabricated assembling type reinforced concrete frame construction can improve the mechanized construction level, and accelerating construction progress reduces labour intensity, realizes industrialization of construction industry production, and is conducive to protect environment.This structural system has obtained extensive use in developed country, and has become the principal mode of some national new buildings.Connected mode is the key problem of prefabricated assembling type reinforced concrete structure, also is the weak link of structure, as long as there is reliable connection the junction of prefabricated units, could guarantee the safe and reliable of structure.
The existing assembled steel reinforced concrete frame node connection reliability of China is poor, be difficult to satisfy the requirement of structure cracking resistance and aspects such as globality, anti-seismic performance, this just needs the new dry type node of being convenient to the globality connection of exploitation, to accelerate the process that China's industrialization of construction industry is produced.Novel assembled steel reinforced concrete frame link technique needs reliable quality of connection to realize transmitting by designing requirement the internal force of regulation, and guarantees the requirement of overall structure safety, globality; Simplify to connect then as far as possible and construct and construction technology, uncertain to Structural Influence in the reduction construction, to improve the efficiency of construction of node connection; Last assembling type node can not cause the problem on use and the impression.
The utility model content
The utility model provides a kind of assembling concrete frame joint that adopts horizontal connection, makes the internal force transmission between the prefabricated beam column clear and definite, and node connects reliable; Node construction is simple to operate, has accelerated construction speed, can enhance productivity effectively; Node does not take unnecessary architectural space after connecting, has kept the attractive in appearance of architecture indoor.
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 horizontal connection, comprise hidden bracket set on the beam of prefabricated post, and laterally reserve the hidden bracket bolt hole on the hidden bracket; The front/rear side of junction, precast beam end is provided with the gap slot that cooperates with hidden bracket, described gap slot is for to begin to a side to cut out a breach from the precast beam vertical axis, the cross sectional shape of breach and hidden bracket is identical, and the precast beam bolt hole is laterally reserved on the edge on the correspondence position of gap slot bottom; Hidden bracket is precast beam along half of horizontal width along horizontal width, hidden bracket is mounted in the gap slot of precast beam along horizontal direction and the both sides, front and back of the combination after embedding are provided with the bolt backing plate, and bolt is fixed along being horizontally through bolt backing plate, hidden bracket bolt hole, precast beam bolt hole.
The hidden bracket cross section is rectangle or trapezoidal.
Around the gap slot of precast beam end with around the hidden bracket cross section chamfer configuration is set.
Be provided with setting course between the hidden bracket of mutual build-in and precast beam, setting course is pea gravel concreten or cement mortar.
The bolt that exposes and the antirusting paint capping of bolt backing plate.
The utility model node strength is reliable, the breach of the hidden bracket of prefabricated post and corresponding precast beam end is formed tenon structure, and adopt and laterally to wear bolt and connect into construction measure such as integral body and solved smooth-going vertical power transmission problem between the prefabricated beam column, mounted configuration immediately can bearing load.Simultaneously prefabricated post has the beam of certain-length, and Liang Yuzhu does not carry out assembling at the bean column node nucleus and connects, but the enterprising luggage of the beam node location outside joins and connect member a little less than the strong node of embodiment, strong column and weak beam principle, has guaranteed the globality of bean column node.
The concrete beneficial effect of the utility model is:
1. adopt the mutual build-in of rectangle (or trapezoidal) hidden bracket and precast beam gap slot, with bolt the two is connected into integral body again, make between the prefabricated beam column power transmission clear and definite, the node connection is safe and reliable;
2. this bolt connected node simple structure, constructing operation is simple, has accelerated construction speed, can enhance productivity effectively;
3. hidden bracket is set is mounted in the interior form of precast beam gap slot, do not take architectural space, also do not influence structure use and attractive in appearance;
This 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 post of band hidden bracket;
Fig. 4 is the side elevational view of Fig. 3;
Fig. 5 is the precast beam front elevation view;
Fig. 6 is the B-B sectional drawing of Fig. 5.
The specific embodiment
Embodiment: shown in Fig. 1-6, a kind of assembling concrete frame joint that adopts horizontal connection comprises hidden bracket set on the beam of prefabricated post 12, and hidden bracket 2 cross sections are rectangle or trapezoidal, laterally reserves hidden bracket bolt hole 9 on the hidden bracket 2; The front/rear side of junction, precast beam 3 end is provided with the gap slot 6 that cooperates with hidden bracket 2, described gap slot 6 is for to begin to a side to cut out a breach from precast beam 3 vertical axis, breach is identical with the cross sectional shape of hidden bracket 2, notch size is slightly larger than hidden bracket, to make things convenient for the two build-in, precast beam bolt hole 10 is laterally reserved on the edge on the correspondence position of gap slot 6 bottoms; Hidden bracket 2 is precast beam 3 along half of horizontal width along horizontal width, hidden bracket 2 is mounted in the gap slot 6 of precast beam 3 along horizontal direction and the both sides, front and back of the combination after embedding are provided with bolt backing plate 4, bolt 5 is fixed by nut 8 along being horizontally through bolt backing plate 4, hidden bracket bolt hole 9, precast beam bolt hole 10, make bracket 2 and precast beam 3 be linked to be integral body, can transmit beam-ends vertical shear and moment of flexure.Around the gap slot 6 of precast beam 3 ends with around hidden bracket 2 cross sections chamfer configuration is set, stress takes place when avoiding blank area stressed concentrate.Be provided with setting course 7 between the hidden bracket 2 of mutual build-in and precast beam 3, setting course 7 be pea gravel concreten or cement mortar, makes hidden bracket 2 tightr with precast beam 3 combinations.The bolt 5 that exposes, nut 8 and bolt backing plate 4 antirusting paint capping.
The bolt hole position of precast beam bolt hole 10 and hidden bracket bolt hole 9 will be located accurately, after guaranteeing the two combination, aligns about bolt hole, the convenient bolt of wearing smoothly.In transportation and hoisting prefabricated member process, note the protection bolt hole, avoid impaired or cracking in the hole.Bolt can adopt plain bolt or friction-type high-strength bolt, determines bolt quantity, arrangement form and back plate sizes according to force request.Hidden bracket 2 is short cantilever constructions, and is stressed comparatively complicated, should carry out the arrangement of reinforcement design of longitudinal stress muscle, and encrypt stirrup in the overall length scope.
With precast beam 3 lifting to hidden bracket 2 same elevations, hidden bracket 2 laterally is mounted in the gap slot 6 of precast beam 3, and guarantee that the hidden bracket bolt hole of reserving in the hidden bracket 29 aligns with the precast beam bolt hole about 10 of reservation in the precast beam 3, the erection bolt backing plate 4 then, wear bolt 5, subsequently nut 8 is tightened, made hidden bracket 2 and precast beam 3 be linked to be integral body, get final product bearing load subsequently.
A kind of job practices that adopts the assembling concrete frame joint of horizontal connection, concrete steps are as follows:
(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, determines sectional dimension, the amount of reinforcement of precast beam 3 and prefabricated post 1; Require to calculate the arrangement of reinforcement quantity of determining beam inside, precast beam 3 gap slots, 6 place according to node place shear Design; Hidden bracket 2 is short cantilever constructions; According to stressed definite bolt 5 quantity of node, arrangement form and bolt backing plate 4 sizes, bolt 5 adopts plain bolt or friction-type high-strength bolt;
(2) prefabricated post of prefabricated assembling type reinforced concrete and precast beam: by the prefabricated post 1 of designing requirement at the prefabricated precast beam 3 of precast yard and band hidden bracket 2, wherein a side of the hidden bracket 2 of prefabricated post 1 is concordant with precast beam 3 vertical axis, hidden bracket 2 parts that only keep precast beam 3 vertical axis one side are reserved the hidden bracket bolt hole 9 that crosses hidden bracket 2 in hidden bracket 2; The beam-ends of precast beam 3 is made corresponding gap slot 6, namely begin to cut out a gap slot 6 to a side from precast beam 3 vertical axis, gap slot 6 is identical with the cross sectional shape of hidden bracket 2, its cross sectional dimensions is more bigger than hidden bracket 2, to make things convenient for the two assembling, also laterally reserve the precast beam bolt hole 10 of equal number at gap slot 6 bottom correspondence positions; Carry out prefabricatedly according to traditional beam column method for prefabricating, only precast beam 3 end side forms adjusted accordingly, treat that template support is intact after, accurately locate precast beam bolt hole 10 positions, and bury the bolt hole pipeline underground, concreting, maintenance subsequently, prefabricated finishing;
(3) assembled steel reinforced concrete precast beam and prefabricated post adopt the cross bolts node to install: with the precast beam 3 of the prefabricated steel concrete of finishing, prefabricated post 1 is transported to builds the place, the prefabricated post 1 of elder generation's mounting strap hidden bracket 2, behind the installation in position, then with precast beam 3 lifting to hidden bracket 2 same horizontal planes after, in the gap slot 6 of precast beam 3, evenly lay one deck setting course 7, setting course is pea gravel concreten or cement mortar, to strengthen the conjugation of hidden bracket 2 and precast beam 3, slow horizontal mobile precast beam 3 beam bodies subsequently, make beam-ends gap slot 6 parcel hidden brackets 2, realize the two combination, alignment error should satisfy allowable error; The periphery of beam-ends gap slot 6 and hidden bracket 2 arranges chamfer configuration and prevents that node stress is concentrated; At last, adjusting precast beam 3 positions makes the hidden bracket bolt hole of reserving in the hidden bracket 9 remain precast beam bolt hole 10 horizontal alignments of reserving in the beam body with precast beam 3 gap slots 6 places, the erection bolt backing plate 4 then, wear bolt 5, subsequently nut 8 is tightened, be about to precast beam 3 and connect into integral body with hidden bracket 2;
(4) assembled steel reinforced concrete prefabricated beam and prefabricated post adopt the cross bolts connected node that follow-up work is installed: after treating that precast beam 3 and hidden bracket 2 connect into integral body, slit between precast beam 3 beam-ends gap slots 6 and the hidden bracket 2 is filled up with cement mortar, and with all exerted bolts 5, nut 8 and bolt backing plate 4 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.
Employing is formed tenon structure with the breach of the hidden bracket of prefabricated post and corresponding precast beam end, and adopts and laterally wear bolt and connect into construction measures such as integral body, makes the internal force transmission between the prefabricated beam column clear and definite, and node connects reliable; This node construction is simple to operate, has accelerated construction speed, can enhance productivity effectively.Node does not take unnecessary architectural space after connecting, has kept the attractive in appearance of architecture indoor.
Claims (5)
1. one kind is adopted the assembling concrete frame joint that laterally connects, and it is characterized in that: comprise hidden bracket set on the beam of prefabricated post, laterally reserve the hidden bracket bolt hole on the hidden bracket; The front/rear side of junction, precast beam end is provided with the gap slot that cooperates with hidden bracket, described gap slot is for to begin to a side to cut out a breach from the precast beam vertical axis, the cross sectional shape of breach and hidden bracket is identical, and the precast beam bolt hole is laterally reserved on the edge on the correspondence position of gap slot bottom; Hidden bracket is precast beam along half of horizontal width along horizontal width, hidden bracket is mounted in the gap slot of precast beam along horizontal direction and the both sides, front and back of the combination after embedding are provided with the bolt backing plate, and bolt is fixed along being horizontally through bolt backing plate, hidden bracket bolt hole, precast beam bolt hole.
2. the assembling concrete frame joint that laterally connects of employing according to claim 1, it is characterized in that: the hidden bracket cross section is rectangle or trapezoidal.
3. the horizontal assembling concrete frame joint that connects of employing according to claim 2 is characterized in that: around the gap slot of precast beam end with around the hidden bracket cross section chamfer configuration is set.
4. the assembling concrete frame joint that laterally connects of employing according to claim 3 is characterized in that: be provided with setting course between the hidden bracket of build-in mutually and precast beam, setting course is pea gravel concreten or cement mortar.
5. the horizontal assembling concrete frame joint that connects of employing according to claim 4 is characterized in that: the bolt that exposes, the antirusting paint capping of nuts and bolt backing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320106202 CN203113524U (en) | 2013-03-08 | 2013-03-08 | Assembled type framework beam column node using horizontal connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320106202 CN203113524U (en) | 2013-03-08 | 2013-03-08 | Assembled type framework beam column node using horizontal connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203113524U true CN203113524U (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320106202 Expired - Fee Related CN203113524U (en) | 2013-03-08 | 2013-03-08 | Assembled type framework beam column node using horizontal connection |
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| Country | Link |
|---|---|
| CN (1) | CN203113524U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631619A (en) * | 2014-12-19 | 2015-05-20 | 东南大学 | U-shaped steel vertical connection assembled integral type frame and construction method thereof |
| CN107190845A (en) * | 2017-07-06 | 2017-09-22 | 浙江建设职业技术学院 | One kind building slab column monoblock type node prefabricated components |
| CN114457912A (en) * | 2022-02-28 | 2022-05-10 | 中交一公局集团有限公司 | Tie beam assembly, supporting device and tie beam assembly installation method |
-
2013
- 2013-03-08 CN CN 201320106202 patent/CN203113524U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631619A (en) * | 2014-12-19 | 2015-05-20 | 东南大学 | U-shaped steel vertical connection assembled integral type frame and construction method thereof |
| CN107190845A (en) * | 2017-07-06 | 2017-09-22 | 浙江建设职业技术学院 | One kind building slab column monoblock type node prefabricated components |
| CN114457912A (en) * | 2022-02-28 | 2022-05-10 | 中交一公局集团有限公司 | Tie beam assembly, supporting device and tie beam assembly installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20160308 |