CN204753844U - Circular steel tube concrete column sleeve connected node - Google Patents
Circular steel tube concrete column sleeve connected node Download PDFInfo
- Publication number
- CN204753844U CN204753844U CN201520552465.8U CN201520552465U CN204753844U CN 204753844 U CN204753844 U CN 204753844U CN 201520552465 U CN201520552465 U CN 201520552465U CN 204753844 U CN204753844 U CN 204753844U
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- concrete column
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- core concrete
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Abstract
The utility model relates to an assembled pipe concrete frame shear wall structure specifically is a circular steel tube concrete column sleeve connected node. Including last steel core concrete column, down steel core concrete column, outer sleeve, go up the steel core concrete column, down on the circular steel tube outer wall of steel core concrete column and on the outer sleeve inner wall respectively the build -up welding have the shear key, outer sleeve upper end is provided with respectively with the lower extreme and fixes a position the chuck and fix a position the chuck down fixes a position the chuck on, and fixes a position the chuck under and comprise two semi -circular snap rings respectively, and the staple bolt is locked on the outer sleeve by the toper holding pin to two semi -circular snap rings, go up between steel core concrete column and the lower steel core concrete column to and and the outer sleeve between the clearance in, pour into through the injected hole of reserving on the chuck of last location and does not have the shrink and excelling in the grout material and connect and be a whole. The utility model discloses can show improvement steel core concrete column connection performance, guarantee nodal connection's reliability and security, construction simultaneously is simple, convenient.
Description
Technical field
The utility model relates to assembling pipe concrete frame shear wall structure, specifically a kind of concrete-filled circular steel tube column sleeve connection node.
Background technology
At present, encased structures is widely used in highrise building, and the connection of steel core concrete column adopts the connected modes such as Flange joint, welding, welded hollow spherical joints, sleeve connection usually.Flange joint is that steel core concrete column two ends are welded and fixed flange, be fastened by bolts by two flange, the required precision of this connected mode to connector is higher, and interface is vulnerable to corrosion, cause Joint failure, and the existence of flange also to affect member integrated attractive in appearance.Welding utilizes the metallic molecule between connector at high temperature to interpenetrate and is combined into overall connected mode, the requirement of this connected mode welding quality is very high, and due to the difference of technician and welding condition, easily cause weld defect, cannot standardized work be realized.It is be welded on by steel core concrete column on closed spherical shell that welded hollow spherical joints connects, this connected mode reasonable stress, connects safe and reliable, but job site workload is larger, weldquality requires higher, will impact construction costs and construction period.It is by pouring into the mode of expansive cement in inside and outside sleeve interval that grout sleeve connects, and rely on bonding rubbing action to connect, this connected mode is simple and practical, but how to realize the primary study project that the tension of high strength and pouring are this connected modes.
Utility model content
The utility model is intended to solve the problems referred to above existed in existing steel core concrete column connected mode, and provide one can significantly improve steel core concrete column switching performance, ensure the reliability and security that node connects, concrete-filled circular steel tube column sleeve connection node simply and easily of simultaneously constructing.
The utility model solves its technical problem, and the technical scheme of employing is:
A kind of concrete-filled circular steel tube column sleeve connection node, comprise steel core concrete column, lower steel core concrete column, outer sleeve, pile respectively on described upper steel core concrete column, the round steel pipe outer wall of lower steel core concrete column and on described outer sleeve inwall and be welded with shear key; Described outer sleeve top and bottom are respectively arranged with positioning chuck and lower positioning chuck, and described upper positioning chuck and lower positioning chuck are made up of two semicircle snap rings respectively, and two semicircle snap rings lock anchor ear on described outer sleeve by taper holding pin; Between described upper steel core concrete column and lower steel core concrete column, and and described outer sleeve between gap in, connect as a whole by injected hole reserved on upper positioning chuck perfusion ungauged regions high-strength grout.
Adopt the utility model of technique scheme, compared with prior art, its outstanding feature is:
The utility model is without the need to carrying out secondary operations to round steel pipe and outer sleeve, and without any need for job site welding job, greatly reduce construction cost, positioning chuck installs simple and convenient, effectively can improve efficiency of construction; Leave certain distance between upper and lower steel core concrete column, adopt grouting material to fill up, both ensured the stability of bonding surface, again reduced the construction requirement of steel core concrete column; Shear key can effectively reduce outer sieeve diameter, reduces column dimensions and shear wall's thickness, can ensure the reliability connected simultaneously.
As preferably, the utility model further technical scheme is:
Described shear key piles welding bead by the shear key of carbon dioxide gas arc welding welding machine built-up welding.
The number of channels of described shear key heap welding bead is determined according to anchorage length, and shear key heap welding bead is around the round steel pipe outer wall of upper steel core concrete column, lower steel core concrete column or the whole circle built-up welding of outer sleeve inwall.
The shear key height of described shear key heap welding bead and the ratio of welding bead spacing are 1/15 ~ 1/10.
The tensile strength of described outer sleeve and wall thickness are not less than described upper steel core concrete column, the round steel pipe of lower steel core concrete column.
The round steel pipe external diameter difference of described outer sleeve internal diameter and described upper steel core concrete column, lower steel core concrete column is at more than 25mm.
A reserved air dispelling hole on described upper positioning chuck.
Accompanying drawing explanation
Fig. 1 is the elevation of the utility model embodiment;
Fig. 2 is the longitudinal sectional view of the utility model embodiment;
Fig. 3 is the top view of the utility model embodiment;
Fig. 4 is the transverse sectional view of the utility model embodiment;
Fig. 5 is the positioning chuck structural representation of the utility model embodiment;
In figure: upper concrete-filled circular steel tube column 1; Upper positioning chuck 2; Outer sleeve 3; Shear key 4; Lower concrete-filled circular steel tube column 5; Lower positioning chuck 6; Taper holding pin 7, round steel pipe 8; C60 self-compacting concrete 9; Ungauged regions high-strength grout 10; Injected hole 11; Air dispelling hole 12; Semicircle snap ring 13.
detailed description of the invention:
Below in conjunction with embodiment, the utility model is described in further detail, and object is only to understand the utility model content better, and therefore, the cited case does not limit protection domain of the present utility model.
See Fig. 1, this concrete-filled circular steel tube column sleeve connection node described in the present embodiment, main member relates to concrete-filled circular steel tube column 1, upper positioning chuck 2, outer sleeve 3, shear key 4, lower concrete-filled circular steel tube column 5, lower positioning chuck 6.
See Fig. 2 to Fig. 5, the round steel pipe 8 of upper concrete-filled circular steel tube column 1, lower concrete-filled circular steel tube column 5 selects seamless steel pipe, suitable diameter of steel tube and wall thickness is selected according to designing requirement, C60 self-compacting concrete 9 is built in round steel pipe 8 inside, concrete needs subsectin bottler to avoid building excessive height, cause coagulation landslide from.
Outer sleeve 3 requires that tensile strength and wall thickness are not less than round steel pipe 8, selects the diameter of outer sleeve 3 according to detailing requiments, outer sleeve 3 internal diameter and round steel pipe 8 external diameter difference at more than 25mm, to ensure that grouting is smooth.
Shear key 4 piles by carbon dioxide gas arc welding welding machine the shear key be soldered on upper steel core concrete column 1, round steel pipe 8 outer wall of lower steel core concrete column 5 and outer sleeve 3 inwall in advance to pile welding bead, the number of channels of shear key heap welding bead is determined according to anchorage length, and shear key heap welding bead is around round steel pipe 8 outer wall or the whole circle built-up welding of outer sleeve 3 inwall; The height of shear key 4 and the ratio of welding bead spacing are 1/15 ~ 1/10, and built-up welding is as far as possible even, to ensure reasonable stress.
The tensile strength of outer sleeve 3 and wall thickness are not less than tensile strength and the wall thickness of round steel pipe 8; Outer sleeve 3 internal diameter and round steel pipe 8 external diameter difference are at more than 25mm.
Outer sleeve 3 top and bottom are respectively arranged with positioning chuck 2 and lower positioning chuck 6, upper positioning chuck 2 and lower positioning chuck 6 select thickness to be that the steel plate of 3mm is made, in upper positioning chuck 2, reserved two diameters are the hole of 10mm, one as injected hole 11, one as air dispelling hole 12; Each positioning chuck is made up of two semicircle snap rings 13, and the two ends of two semicircle snap rings 13 are the structure of similar " keeper " formula, and lock anchor ear on outer sleeve 3 with taper holding pin 7, not only simple and practical but also can effectively clamp and positioning steel tube concrete column.
Between upper steel core concrete column 1 and lower steel core concrete column 5, and in gap between outer sleeve 3 and round steel pipe 8, ungauged regions high-strength grout 10 is poured into by injected hole 11, and ensure that grouting material perfusion is closely knit by air dispelling hole 12, make steel core concrete column 1, lower steel core concrete column 5, outer sleeve 3 connect as a whole.
Ungauged regions high-strength grout 10 is the special grouting material of sleeve, and 2.5mm screen over-size is less than 2%, and grouting material compressive strength is not less than 100MPa.
The construction method of above-mentioned concrete-filled circular steel tube column sleeve connection node, its order is as follows:
(1) according to designing requirement, make round steel pipe 8 and outer sleeve 3 in precast yard, round steel pipe 8 and outer sleeve 3 are all without the need to secondary fine fining-off; Built-up welding shear key 4, and pour into C60 self-compacting concrete 9 in round steel pipe 8, makes and completely carries out maintenance, stand-by;
(2) according to upper steel core concrete column 1, lower steel core concrete column 5, outer sleeve 3 size, positioning chuck 2 and lower positioning chuck 6 in making, positioning chuck requires as far as possible accurately;
(3) at the construction field (site), upper steel core concrete column 1 is lifted into tram, install outer sleeve 3 and lower positioning chuck 6 additional, clamp with taper holding pin 7 after navigating to accurate location, the position of steel core concrete column 1 in adjustment, install fixed support accurately, and add and load onto positioning chuck 2, accurately locate and fix;
(4) adopt gypsum to seal further according to the airtight situation of chuck, seal intact backward outer sleeve 3 inside perfusion ungauged regions high-strength grout 10, when air dispelling hole 12 has slurry to overflow, pour into complete, namely design strength to be achieved completes construction.
Claims (7)
1. a concrete-filled circular steel tube column sleeve connection node, comprise steel core concrete column, lower steel core concrete column, outer sleeve, it is characterized in that: pile respectively on described upper steel core concrete column, the round steel pipe outer wall of lower steel core concrete column and on described outer sleeve inwall and be welded with shear key; Described outer sleeve top and bottom are respectively arranged with positioning chuck and lower positioning chuck, and described upper positioning chuck and lower positioning chuck are made up of two semicircle snap rings respectively, and two semicircle snap rings lock anchor ear on described outer sleeve by taper holding pin; Between described upper steel core concrete column and lower steel core concrete column, and and described outer sleeve between gap in, connect as a whole by injected hole reserved on upper positioning chuck perfusion ungauged regions high-strength grout.
2. concrete-filled circular steel tube column sleeve connection node as claimed in claim 1, is characterized in that: described shear key piles welding bead by the shear key of carbon dioxide gas arc welding welding machine built-up welding.
3. concrete-filled circular steel tube column sleeve connection node as claimed in claim 2, it is characterized in that: the number of channels of described shear key heap welding bead is determined according to anchorage length, shear key heap welding bead is around the round steel pipe outer wall of upper steel core concrete column, lower steel core concrete column or the whole circle built-up welding of outer sleeve inwall.
4. concrete-filled circular steel tube column sleeve connection node as claimed in claim 3, is characterized in that: the shear key height of described shear key heap welding bead and the ratio of welding bead spacing are 1/15 ~ 1/10.
5. concrete-filled circular steel tube column sleeve connection node as claimed in claim 1, is characterized in that: the tensile strength of described outer sleeve and wall thickness are not less than described upper steel core concrete column, the round steel pipe of lower steel core concrete column.
6. concrete-filled circular steel tube column sleeve connection node as claimed in claim 1, is characterized in that: the round steel pipe external diameter difference of described outer sleeve internal diameter and described upper steel core concrete column, lower steel core concrete column is at more than 25mm.
7. concrete-filled circular steel tube column sleeve connection node as claimed in claim 1, is characterized in that: a reserved air dispelling hole on described upper positioning chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520552465.8U CN204753844U (en) | 2015-07-28 | 2015-07-28 | Circular steel tube concrete column sleeve connected node |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520552465.8U CN204753844U (en) | 2015-07-28 | 2015-07-28 | Circular steel tube concrete column sleeve connected node |
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| CN204753844U true CN204753844U (en) | 2015-11-11 |
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| CN201520552465.8U Expired - Fee Related CN204753844U (en) | 2015-07-28 | 2015-07-28 | Circular steel tube concrete column sleeve connected node |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464289A (en) * | 2016-01-11 | 2016-04-06 | 华侨大学 | Assembling type steel tube concrete combination column |
| CN105714934A (en) * | 2016-02-22 | 2016-06-29 | 华北理工大学 | Node connecting structure of assembled circular concrete-filled steel tube special-shaped column-in-column and construction method of node connecting structure |
| CN106906953A (en) * | 2017-04-24 | 2017-06-30 | 山东科技大学 | It is a kind of to be previously applied concrete column of confined pressure and preparation method thereof, reinforcement means |
| CN107060081A (en) * | 2017-04-21 | 2017-08-18 | 福州市川普建筑产业化有限公司 | Precast prestressed concrete column system and its application method |
| CN107269996A (en) * | 2017-06-30 | 2017-10-20 | 清华大学 | A kind of double pipe structure of use outward flange connection |
| CN107605052A (en) * | 2017-11-16 | 2018-01-19 | 华北理工大学 | Prefabricated assembled concrete-filled steel square tubular column member connecting structure and its construction method |
| CN109057843A (en) * | 2018-09-20 | 2018-12-21 | 河南理工大学 | Anchoring section high-elongation shock resistance anchor pole and its anchoring process |
| CN109695461A (en) * | 2018-12-27 | 2019-04-30 | 江苏建筑职业技术学院 | A kind of high-strength connection structure for steel pipe concrete bracket |
| CN108442538B (en) * | 2018-03-28 | 2019-08-16 | 龙元明筑科技有限责任公司 | A kind of round tube node transformational structure |
| CN110242334A (en) * | 2019-05-23 | 2019-09-17 | 新疆大学 | A kind of pin-connected panel FRP high-water material is mining built-up pillar and construction method |
| CN110878587A (en) * | 2019-10-24 | 2020-03-13 | 武汉理工大学 | Module assembly type building beam column node connection structure |
| CN111705947A (en) * | 2020-05-07 | 2020-09-25 | 中建材创新科技研究院有限公司 | Assembled wall and mounting method thereof |
| CN111705950A (en) * | 2020-05-11 | 2020-09-25 | 广城建设集团有限公司 | High-strength assembly type shear wall structure |
| CN111719772A (en) * | 2020-07-15 | 2020-09-29 | 唐山冀东发展燕东建设有限公司 | Steel structure assembly type prefabricated steel pipe concrete column for residential factory and manufacturing method thereof |
| WO2020252821A1 (en) * | 2019-06-17 | 2020-12-24 | 华北理工大学 | Connecting structure, concrete-filled steel pipe column, and construction method |
| CN113309240A (en) * | 2021-06-10 | 2021-08-27 | 同济大学 | Grouting sleeve connecting joint with annular shear keys |
| US11142911B2 (en) | 2019-06-17 | 2021-10-12 | North China University Of Science And Technology | Connection structure, concrete-encased concrete-filled steel tube column and construction method |
| CN115142616A (en) * | 2022-07-25 | 2022-10-04 | 中国建筑土木建设有限公司 | Fabricated FRP (fiber reinforced plastic) pipe confined concrete pipe column structure and construction method thereof |
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2015
- 2015-07-28 CN CN201520552465.8U patent/CN204753844U/en not_active Expired - Fee Related
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464289A (en) * | 2016-01-11 | 2016-04-06 | 华侨大学 | Assembling type steel tube concrete combination column |
| CN105714934A (en) * | 2016-02-22 | 2016-06-29 | 华北理工大学 | Node connecting structure of assembled circular concrete-filled steel tube special-shaped column-in-column and construction method of node connecting structure |
| CN105714934B (en) * | 2016-02-22 | 2018-01-16 | 华北理工大学 | Assembled concrete filled steel tube Special-Shaped Column king post joint attachment structure and its construction method |
| CN107060081A (en) * | 2017-04-21 | 2017-08-18 | 福州市川普建筑产业化有限公司 | Precast prestressed concrete column system and its application method |
| CN106906953A (en) * | 2017-04-24 | 2017-06-30 | 山东科技大学 | It is a kind of to be previously applied concrete column of confined pressure and preparation method thereof, reinforcement means |
| CN106906953B (en) * | 2017-04-24 | 2019-04-02 | 山东科技大学 | A kind of concrete column that confining pressure is previously applied and preparation method thereof, reinforcement means |
| CN107269996A (en) * | 2017-06-30 | 2017-10-20 | 清华大学 | A kind of double pipe structure of use outward flange connection |
| CN107269996B (en) * | 2017-06-30 | 2023-02-28 | 清华大学 | Double-pipe structure adopting outer flange connection |
| CN107605052A (en) * | 2017-11-16 | 2018-01-19 | 华北理工大学 | Prefabricated assembled concrete-filled steel square tubular column member connecting structure and its construction method |
| CN107605052B (en) * | 2017-11-16 | 2023-05-26 | 华北理工大学 | Prefabricated assembled square steel pipe concrete column component connecting structure and construction method thereof |
| CN110295676A (en) * | 2018-03-28 | 2019-10-01 | 李庆三 | Round tube node transformational structure for building |
| CN108442538B (en) * | 2018-03-28 | 2019-08-16 | 龙元明筑科技有限责任公司 | A kind of round tube node transformational structure |
| CN109057843B (en) * | 2018-09-20 | 2023-10-03 | 河南理工大学 | High-elongation impact-resistant anchor rod of anchoring section and anchoring method thereof |
| CN109057843A (en) * | 2018-09-20 | 2018-12-21 | 河南理工大学 | Anchoring section high-elongation shock resistance anchor pole and its anchoring process |
| CN109695461B (en) * | 2018-12-27 | 2024-05-28 | 江苏建筑职业技术学院 | High-strength connecting structure for steel pipe concrete support |
| CN109695461A (en) * | 2018-12-27 | 2019-04-30 | 江苏建筑职业技术学院 | A kind of high-strength connection structure for steel pipe concrete bracket |
| CN110242334A (en) * | 2019-05-23 | 2019-09-17 | 新疆大学 | A kind of pin-connected panel FRP high-water material is mining built-up pillar and construction method |
| US11142911B2 (en) | 2019-06-17 | 2021-10-12 | North China University Of Science And Technology | Connection structure, concrete-encased concrete-filled steel tube column and construction method |
| WO2020252821A1 (en) * | 2019-06-17 | 2020-12-24 | 华北理工大学 | Connecting structure, concrete-filled steel pipe column, and construction method |
| CN110878587B (en) * | 2019-10-24 | 2021-10-22 | 武汉理工大学 | Module assembly type building beam column node connection structure |
| CN110878587A (en) * | 2019-10-24 | 2020-03-13 | 武汉理工大学 | Module assembly type building beam column node connection structure |
| CN111705947A (en) * | 2020-05-07 | 2020-09-25 | 中建材创新科技研究院有限公司 | Assembled wall and mounting method thereof |
| CN111705950A (en) * | 2020-05-11 | 2020-09-25 | 广城建设集团有限公司 | High-strength assembly type shear wall structure |
| CN111719772A (en) * | 2020-07-15 | 2020-09-29 | 唐山冀东发展燕东建设有限公司 | Steel structure assembly type prefabricated steel pipe concrete column for residential factory and manufacturing method thereof |
| CN113309240A (en) * | 2021-06-10 | 2021-08-27 | 同济大学 | Grouting sleeve connecting joint with annular shear keys |
| CN115142616A (en) * | 2022-07-25 | 2022-10-04 | 中国建筑土木建设有限公司 | Fabricated FRP (fiber reinforced plastic) pipe confined concrete pipe column structure and construction method thereof |
| CN115142616B (en) * | 2022-07-25 | 2023-10-20 | 中国建筑土木建设有限公司 | Assembled FRP pipe confined concrete pipe column structure and construction method thereof |
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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: 20151111 Termination date: 20160728 |