CN101691781A - Column joint structure of building and connection method thereof - Google Patents
Column joint structure of building and connection method thereof Download PDFInfo
- Publication number
- CN101691781A CN101691781A CN200910185167A CN200910185167A CN101691781A CN 101691781 A CN101691781 A CN 101691781A CN 200910185167 A CN200910185167 A CN 200910185167A CN 200910185167 A CN200910185167 A CN 200910185167A CN 101691781 A CN101691781 A CN 101691781A
- Authority
- CN
- China
- Prior art keywords
- post
- column joint
- column
- lower floor
- upper strata
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a column joint structure of a building and a connection method thereof. Mutually connected column joints between an upper layer column and a lower layer column are of concave-convex matching structural forms, that is, a concave spherical surface is arranged in the center of the column top surface of the lower layer column, while a convex spherical surface is arranged on the column bottom surface of the upper layer column at an opposite position; the concave spherical surface and the convex spherical surface form joints capable of rotating relatively; and connecting plates connected between the upper layer column and the lower layer column along a longitudinal direction are uniformly distributed on the peripheries of the upper layer column and the lower layer column. The column joint structure of the building can enable a pre-fabricated structure to fully meet the requirements of heavy load, crake resistance, strong integrity and rapid industrial production.
Description
Technical field
The present invention relates to column joint structure of building and attaching method thereof.
Background technology
The column joint structure of building is from precast construction job practices branch at present, and the connection of supporting member can be divided into wet connection and involvement connects.Wet connection need be between two members that connect concreting or grout injection.Be the integrality of guaranteeing to connect, build before the coagulation, two members need be stretched out bar splicing or mechanical connection.This wet ways of connecting is the formation cast-in-situ steel reinforced concrete node that reinforcing bar connects the after-pouring coagulation.
It is to be implanted into steel plate or other steel part at two members to be connected that involvement connects, and the form by bolt or welding reaches purpose of connecting with the overhanging steel plate mechanical connection of two members, and involvement connects and makes integrality performance of the structure seem more loose.The promptly dried mechanical connection manner that is connected to the bolt connection or is welded to connect.
The safety of the fabricated construction of being made up of prefabricated units not exclusively depends on the quality of member, also depends on being connected of these members and surrounding member simultaneously.Quality of connection can be realized the internal force by designing requirement transmission regulation reliably, and can not cause the problem on use and the impression.If there is defective in the joint quality of connection, light then cause the problem that crack, seepage etc. are used, heavy then influence the transmission of power between member and member, member and the braced structures, cause the problem of bearing capacity and secure context, even cause that structure disintegrates, collapse and serious consequence such as stride.Separately, joint construction is the key factor of precast concrete design.Connection between prefabricated building components such as post, beam, plate and the shear wall must be unified into the single structure member mutually unified whole effectively, makes that whole building structure is harmonious.
Joint construction will guarantee that at first the intensity of assembly unit section self under load action can not become the weak link of structure; Its smooth-going ground of less important assurance splice sections energy transmission internal force, the performance linkage function; Should reduce the on-the-spot splicing time at last, construction technology should easy, quick, safety as far as possible.
Applied prefabricated assembled frame joint mostly is the situ wet operation at present, and wet connection is a connected mode commonly used during precast construction connects, and integrality performance of the structure more approaches cast-in-situ concrete.The wet connection needs prefabricated units lifting that will be very heavy and accurately in place, reinforcing bar connected concreting again.During this time by the interim tram of supporting retaining member, and to wait cast-in-situ concrete intensity to satisfy the ability load application, have that cloth muscle complexity, not easy to operate, quality are difficult for guaranteeing, problem such as long operation the waiting period, wait for that particularly the problem of concrete strength is thoroughly lost the advantage of the industrialization operation of prefabricated costruction.Prefabricated assembled framework dry type node commonly used exist power transmission not directly, be difficult for construction, particularly poor reliability is difficult to satisfy the force request under the cyclic reverse loading, the problem that is restricted in the use of earthquake areas is a fundamental issue.The quality of anti-seismic performance mainly depends on intensity and the ductility of self, and frame construction realizes that the basic assurance of its superior function is to realize design criterion " strong column and weak beam, strong shear capacity and weak bending capacity, the weak strong anchoring of bar of strong joint ".This criterion has been emphasized the intensity of member and the big or small sequencing problem of component strength, and the intensity of node will be higher than post, and the intensity of post will be higher than beam, and purpose is the ductility that guarantees structure when emphasizing intensity.Node is very important in frame construction, and this place is that shear brittleness destroys very outstanding position.Under geological process, the horizontal shear that node is subjected to is 4～6 times of post, in case node is destroyed, whole system will become the structurally variable system, and forfeiture is stablized and collapsed.
Summary of the invention
The present invention is for avoiding above-mentioned existing in prior technology weak point, column joint structure of a kind of building and attaching method thereof being provided, so that precast construction can fully satisfy heavy duty, cracking resistance, globality is strong and quick industrial production requirement.
Technical solution problem of the present invention adopts following technical scheme:
The characteristics of the column joint structure of building of the present invention are:
Between upper strata post and lower floor's post, interconnective column joint adopts the form of structure of concavo-convex cooperation, the form of structure of described concavo-convex cooperation is at the capital face center of lower floor's post concave spherical surface to be set, the post bottom surface of the upper strata post of relative position is set to protruding sphere, form relatively turnable joint with described concave spherical surface and protruding sphere, be evenly equipped with the junction plate that longitudinally is connected between upper strata post and the lower floor's post in the periphery of described upper strata post and lower floor's post.
The characteristics of building strut joint structure of the present invention also are:
Described concave spherical surface and concave spherical surface are material with cast steel all, and are the tops that fixedly is separately positioned on lower floor's post and upper strata post in pre-buried mode.
Be provided with the tetrafluoroethene coating on the surface of described concave spherical surface.
The characteristics of building strut joint construction method of the present invention are to carry out as follows:
A, the upper strata post is pressed the corresponding joggle of concavo-convex node with the lower floor post by doing ways of connecting;
B, in column joint, place pad, column joint is adjusted on the setting height;
C, the junction plate of column joint periphery is being welded between upper strata post and the lower floor post or bolt is connected;
D, the layout column joint reinforcing bar that interts in the cavity of column joint link into an integrated entity beam reinforced steel bar on described column joint reinforcing bar and the relevant position;
E, in the cast-in-situ concrete of column joint position, make each parts be connected to form an integral body with wet ways of connecting.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, post node of the present invention possesses dry type connection acquisition supporting capacity and the strong advantage of wet type connection integrity fast simultaneously, overcome dry type and connect to be difficult for construction, poor reliability is connected with wet type cloth muscle complexity, not easy to operate, quality is difficult for guaranteeing, shortcoming such as length operation the waiting period.
2, the present invention has the form of structure in joint, and it is accurately prefabricated to be convenient to factory, and corresponding height of column is the distance between the ball mid point of two ends, replaces the plane to come the control structure position with point, has made things convenient for the precision control of prefabricated processing.
3, articulated structure of the present invention is convenient to on-the-spot installation in position, and correction is finely tuned in the rotation that can turn on the node location, no matter be existing than dry type node or cast-in-place node, installation in position of the present invention is quick and easy.Even if the post of 2 connections or 3 connections adds the pad with different-thickness, regulate also very convenient.
4, the present invention only needs junction plate is connected between upper strata post and the lower floor post after in place, and node just can form a stable structure, in time becomes a member that can bear axial compression and moment of flexure, has demonstrated fully the advantage of prefabricated system.
5, the present invention adopts the steel member in a large number, stressed distinct, Stability Analysis of Structures, safe.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Below pass through the specific embodiment, and the invention will be further described in conjunction with the accompanying drawings
The specific embodiment
Referring to Fig. 1, in the present embodiment, between upper strata post and lower floor's post, interconnective column joint adopts the form of structure of concavo-convex cooperation, the form of structure of described concavo-convex cooperation is at the capital face center of lower floor's post concave spherical surface to be set, the post bottom surface of the upper strata post of relative position is set to protruding sphere, forms relatively turnable joint with described concave spherical surface and protruding sphere, is evenly equipped with the junction plate that longitudinally is connected between upper strata post and the lower floor's post in the periphery of described upper strata post and lower floor's post.
In concrete the enforcement, the corresponding structure setting also comprises:
Concave spherical surface and protruding sphere are material with cast steel or high-strength material all, are to be fixedly installed on respectively on the top and post bottom surface, upper strata of lower floor's post in pre-buried mode, and it is firm to require to connect each other, becomes an integrated member by concreting;
The cross section of upper strata post and lower floor's post can be set to circle, and the node that is made of its concave spherical surface and protruding sphere is positioned at the central authorities of its circle.
For the power of reducing friction, be provided with the tetrafluoroethene coating on the surface of concave spherical surface; Concavo-convex node can be made of cast steel or other high-strength material, and it is firm that this joint material is connected with the shaft material, accurate with reinforcing bar in factory, fixedly positioning, and concreting also becomes as a whole.
Concrete construction is carried out as follows:
1, at first by doing ways of connecting the upper strata post is pressed the corresponding joggle of concavo-convex node with the lower floor post, such rod structure can bear axial compression.
2, adjust the height and the orientation of column joint, the adjusting of height is to add pad between upper strata post and lower floor's post, relatively rotates upper strata post and lower floor's post, and it can be rotated around node very easily, and this mode can make post transfer in place easily and go up.
3, the junction plate of column joint periphery is being welded between upper strata post and the lower floor post or bolt is connected; Make post not only can bear pressure but also can bear moment of flexure.
4, the interspersed column joint reinforcing bar of arranging in the cavity of column joint links into an integrated entity beam reinforced steel bar on described column joint reinforcing bar and the relevant position;
5,, make each parts be connected to form an integral body with wet ways of connecting in the cast-in-situ concrete of column joint position.Cast-in-situ steel reinforced concrete can make the total globality strengthen greatly, and node overall performance, bending rigidity, energy dissipation ability, fire prevention, antiseptic property are improved, and have better anti, intensity, ductility, durability etc.
In concrete the enforcement:
If the cross-sectional length of post and the size of width differ bigger, be long and narrow cross section post, when a concavo-convex node is inconvenient to locate, a concavo-convex node can be set at post two ends along its length respectively; Because of can not freely rotating along its length in its orientation, therefore adopting increases pad and regulates azel between node, raises simultaneously just to add the same thickness pad, be left oblique node shimming on the right just, be to the right tiltedly with regard on the left side node shimming.
If post is a L shaped cross section post, then two ends and the flex point at post is provided with a concavo-convex node respectively; Determine a plane because of 3, the orientation of spreading post can not freely be rotated, so can only adopt the pad adjusting orientation of different-thickness, comes the adjusting level as level gauge with the height of three screws.
Claims (4)
1. the column joint structure of building, it is characterized in that between upper strata post (1) and lower floor's post (2), interconnective column joint adopts the form of structure of concavo-convex cooperation, the form of structure of described concavo-convex cooperation is at the capital face center of lower floor's post (2) concave spherical surface to be set, the post bottom surface of the upper strata post (1) of relative position is set to protruding sphere, form relatively turnable joint with described concave spherical surface and protruding sphere, be evenly equipped with the junction plate (3) that longitudinally is connected between upper strata post (1) and the lower floor's post (2) in the periphery of described upper strata post (1) and lower floor's post (2).
2. the column joint structure of building according to claim 1 is characterized in that described concave spherical surface and protruding sphere are material with cast steel all, and is fixedly to be separately positioned on the post bottom surface of lower floor's post (2) capital face and upper strata post (1) in pre-buried mode.
3. the column joint structure of building according to claim 1 and 2, its feature is provided with the tetrafluoroethene coating on the surface of described concave spherical surface.
4. the job practices of the post node of the described building of claim 1 is characterized in that carrying out as follows:
A, upper strata post (1) is pressed the corresponding joggle of concavo-convex node with lower floor's post (2) by doing ways of connecting;
B, in column joint, place pad, column joint is adjusted on the setting height;
C, the junction plate (3) of column joint periphery is being welded between upper strata post (1) and the lower floor's post (2) or bolt is connected;
D, the layout column joint reinforcing bar that interts in the cavity of column joint link into an integrated entity beam reinforced steel bar on described column joint reinforcing bar and the relevant position;
E, in the cast-in-situ concrete of column joint position, make each parts be connected to form an integral body with wet ways of connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910185167A CN101691781A (en) | 2009-09-30 | 2009-09-30 | Column joint structure of building and connection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910185167A CN101691781A (en) | 2009-09-30 | 2009-09-30 | Column joint structure of building and connection method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101691781A true CN101691781A (en) | 2010-04-07 |
Family
ID=42080490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910185167A Pending CN101691781A (en) | 2009-09-30 | 2009-09-30 | Column joint structure of building and connection method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101691781A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071744A (en) * | 2010-11-22 | 2011-05-25 | 四川奥特机械设备有限公司 | Universal and movable joint of pedestal |
| CN103898985B (en) * | 2014-02-21 | 2016-04-20 | 同济大学 | A kind of beam column ball pivot node |
| CN105735467A (en) * | 2015-12-29 | 2016-07-06 | 上海建工五建集团有限公司 | Connecting device and method for PC (prefabricated concrete) beam and column joints |
| CN109372107A (en) * | 2018-12-16 | 2019-02-22 | 北京工业大学 | The prefabricated assembled beam column crisscross joint of soap-free emulsion polymeization |
| CN110409614A (en) * | 2019-08-02 | 2019-11-05 | 中国航空规划设计研究总院有限公司 | A kind of the benzvalene form column attachment device and its construction method of resistance to plucking |
| CN111094671A (en) * | 2017-01-10 | 2020-05-01 | 鲍里斯·金姆 | Construction method of prefabricated beamless frame building with power base |
| CN111705924A (en) * | 2020-06-24 | 2020-09-25 | 王升 | Steel structure connecting piece |
-
2009
- 2009-09-30 CN CN200910185167A patent/CN101691781A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071744A (en) * | 2010-11-22 | 2011-05-25 | 四川奥特机械设备有限公司 | Universal and movable joint of pedestal |
| CN103898985B (en) * | 2014-02-21 | 2016-04-20 | 同济大学 | A kind of beam column ball pivot node |
| CN105735467A (en) * | 2015-12-29 | 2016-07-06 | 上海建工五建集团有限公司 | Connecting device and method for PC (prefabricated concrete) beam and column joints |
| CN111094671A (en) * | 2017-01-10 | 2020-05-01 | 鲍里斯·金姆 | Construction method of prefabricated beamless frame building with power base |
| CN109372107A (en) * | 2018-12-16 | 2019-02-22 | 北京工业大学 | The prefabricated assembled beam column crisscross joint of soap-free emulsion polymeization |
| CN110409614A (en) * | 2019-08-02 | 2019-11-05 | 中国航空规划设计研究总院有限公司 | A kind of the benzvalene form column attachment device and its construction method of resistance to plucking |
| CN111705924A (en) * | 2020-06-24 | 2020-09-25 | 王升 | Steel structure connecting piece |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107165272B (en) | Prestressed assembled concrete frame node connecting structure and construction method thereof | |
| CN101691781A (en) | Column joint structure of building and connection method thereof | |
| CN103104039B (en) | Assembled framework beam-column joint adopting cover plate connection and construction method thereof | |
| CN105625570A (en) | Precast beam and column connecting device and manufacturing method thereof | |
| CN108661221A (en) | A kind of precast floor slab and its connection structure and its construction method | |
| CN108179806B (en) | Fully assembled reinforced concrete frame structure system | |
| CN106320537A (en) | Prefabricated concrete-filled square steel tube column and steel girder connecting joint | |
| CN112196098A (en) | Dry-type connection assembly type reinforced concrete frame structure with BRB obliquely and X-shaped arrangement | |
| CN113502948B (en) | Reinforced concrete shear wall with steel connecting pieces and soft steel supports and construction method | |
| CN103397727A (en) | Connection structure of building steel beam and composite floor slab | |
| CN111411724A (en) | Steel beam-concrete composite floor slab combined assembly system | |
| CN109024915A (en) | A kind of PVC-FRP pipe binding type steel concrete column-reinforced beam L-type node | |
| CN107246109B (en) | The frame and its construction method that real compound concrete filled steel tube coupled column combination beam is constituted | |
| CN203755443U (en) | Assembly integrated type overlapping frame structure | |
| WO2020098452A1 (en) | Anti-seismic and energy-consuming fabricated beam-column joint structure located in plastic zone | |
| CN108265626A (en) | Reinforcing steel bar-steel plate skeleton combined bridge deck and its construction method | |
| CN203475665U (en) | Connecting structure of steel beam and composite floor slab of building | |
| CN106639151B (en) | Built-in X-type is to drawing steel plate type welding rectangular steel-tube concrete column and construction method | |
| CN209353576U (en) | A kind of concrete filled steel tube combined special-shaped column outer-enwraped type foot joint | |
| CN110284589B (en) | Hub type precast concrete beam column assembly type self-resetting system and construction method | |
| CN104631850A (en) | Concrete column strengthening method of compressive pre-stress steel casing rebar planting extension cross section | |
| CN110258788B (en) | Semi-dry type connection node of frame beam and frame column and construction method thereof | |
| CN103758208A (en) | Assembled monolithic overlapping type frame structure | |
| CN207829298U (en) | A kind of prefabricated assembled embedded steel sleeve connection concrete column | |
| CN108678164B (en) | Connecting beam type assembled building structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20100407 |