CN207277548U - Hemi-closure space joint structure at a kind of pricncipal rafter node - Google Patents
Hemi-closure space joint structure at a kind of pricncipal rafter node Download PDFInfo
- Publication number
- CN207277548U CN207277548U CN201721142531.XU CN201721142531U CN207277548U CN 207277548 U CN207277548 U CN 207277548U CN 201721142531 U CN201721142531 U CN 201721142531U CN 207277548 U CN207277548 U CN 207277548U
- Authority
- CN
- China
- Prior art keywords
- bar
- hemi
- reinforcing bar
- node
- closure space
- 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.)
- Active
Links
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
Hemi-closure space joint structure at a kind of pricncipal rafter node, including inverted node structure, two pieces of gusset plates of node structure, two top booms and two diagonal web members, two diagonal web members and two pieces of gusset plates are enclosed the hemi-closure space of bottom lock upper opening, in the hemi-closure space, the direction parallel with diagonal web member is fixedly connected with two pieces of steel bar welding fishplate bars, reinforcing bar welded plate is fixedly connected between two pieces of steel bar welding fishplate bars, joint reinforcing bar is set in a row respectively along the width of steel bar welding fishplate bar, surface soldered of the joint reinforcing bar along steel bar welding fishplate bar, hemi-closure space, which pours, fills up node concrete.The utility model adequate solution steel reinforced concrete shaped steel transfer truss structure is winded up influence of the hemi-closure space to reinforced concrete construction quality at bar node, the difficulty of later stage reinforcing bar and concrete construction operation can effectively be reduced, improve construction quality, it is easy for construction, while save construction time and cost.
Description
Technical field
It the utility model is related to a kind of steel reinforced concrete shaped steel transfer truss structure top boom joint structure.
Background technology
In steel reinforced concrete shaped steel transfer truss structure construction procedure, transfer truss structure is winded up at bar node because of construction
Complexity, there are some hemi-closure spaces.Conventional method is generally using " setting concrete vibrating hole and air hole " on shape steel web
Construction method, there are reinforcing bar welding space is small, operation difficulty is big for overhead welding, time length for this method；Half seals at bar node of winding up
It is difficult, difficult closely knit to close locus concrete vibrating, is also easy to produce the quality problems such as hole, honeycomb, loose.Therefore these are semiclosed
Space be the dead angle position of concreting, while be also reinforcing bar and concrete construction difficulty is big, quality control is difficult construction
Field, becomes the hidden danger position that construction is badly in need of solving.
Utility model content
The purpose of this utility model is to provide hemi-closure space joint structure at a kind of pricncipal rafter node, to solve existing
Have transfer truss structure wind up concrete construction at bar node when need to open up concrete vibrating hole and thoroughly on shape steel web
Stomata is there are reinforcing bar welding space is small, overhead welding operation difficulty big time length, and it is difficult difficult closely knit also to solve concrete vibrating, easily production
Raw hole, honeycomb, loose technical problem.
To achieve the above object, the utility model adopts the following technical solution：
Hemi-closure space joint structure at a kind of pricncipal rafter node, including inverted node structure, the node knot
Two pieces of gusset plates that structure includes being oppositely arranged in parallel, two top booms for being separately fixed at gusset plate lower part both sides and solid respectively
Surely two diagonal web members of gusset plate shoulder both sides are connected to,
Two diagonal web members and two pieces of gusset plates are enclosed the hemi-closure space of bottom lock upper opening, at this partly
Enclosure space is interior, the direction parallel with diagonal web member is fixedly connected with two pieces of steel bar welding fishplate bars, fixed between two pieces of steel bar welding fishplate bars
It is connected with reinforcing bar welded plate, reinforcing bar welded plate between two pieces of steel bar welding fishplate bars separating, in the two spaces separated, along steel
The width of muscle welded plate sets joint reinforcing bar in a row respectively,
Surface single lap joint welding of the joint reinforcing bar along steel bar welding fishplate bar, the bottom of joint reinforcing bar is contour to be welded on steel
Hemi-closure space is stretched out at the middle part of muscle welded plate, the top of joint reinforcing bar, and the hemi-closure space, which pours, fills up node coagulation
Soil, joint reinforcing bar are embedded in the inside of node concrete less than the part of gusset plate upper edge.
The joint reinforcing bar is including being arranged alternately, the long reinforcing bar and bar dowel that diameter is identical.
The length difference of the long reinforcing bar and bar dowel is 35 times of maximums between 500mm of bar diameter.
The top boom is H profile steel, including two blocks of chord member flange plates and chord member web, on chord member flange plate it is opposite be provided with
The notch that gusset plate is adapted, gusset plate are fixedly connected on notch, are bonded welding with chord member flange plate and chord member web；
The diagonal web member is H profile steel, including two blocks of web member flange plates and web member web, two blocks of web member flange plates respectively with section
The edge welding of contact plate, web member web are stretched between gusset plate, and the steel bar welding fishplate bar is arranged in parallel with web member web.
Two pieces of steel bar welding fishplate bars are in V-shaped, and reinforcing bar welded plate is located at the centre of V-shaped, the bottom difference of two pieces of steel bar welding fishplate bars
It is connected as one with the bottom of reinforcing bar welded plate.
Two sides of every piece of steel bar welding fishplate bar are welded with the inner wall of two pieces of gusset plates respectively, two sides of reinforcing bar welded plate
Inner wall of the end also respectively with two pieces of gusset plates welds.
The upper surface of the node concrete has connects stubble by dabbing processing.
The node structure further includes the reinforcing bar connection compoboard being fixedly connected among the bottom of gusset plate.
The utility model has the characteristics that and beneficial effect compared with prior art：
The utility model the semiclosed region in node is just constructed when node is not installed also in advance finish to be formed it is new
Joint structure, forms an integrated member.The utility model by reinforcement welding connect work by narrow operating spaces be transferred to compared with
At big operating space, the difficulty of reinforcement welding connection construction is reduced, when reducing the welding for the remaining reinforcing bar at bar node that winds up
Between and concrete construction vibrating time, improve construction efficiency；At the same time without opening concrete vibrating on top boom node component
Hole and air hole carry out concrete construction, reduce perforation workload, reduce shape steel web section loss late；It can avoid later stage reinforcing bar
After formwork erection, caused by hemi-closure space at bar node of the winding up air in concreting process can not escape
The quality problems such as concrete hole, honeycomb, loose.
The utility model is easy to the construction of reinforced concrete works after later stage top boom node installation, adequate solution steel
Bone concrete-type steel conversion truss structure is winded up influence of the hemi-closure space to reinforced concrete construction quality at bar node, can be had
The difficulty for reducing later stage reinforcing bar and concrete construction operation of effect, improves construction quality, easy for construction, while saves the construction time
And cost.
Brief description of the drawings
The utility model is described in more detail below in conjunction with the accompanying drawings.
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is Fig. 1 axis longitudinal profile structure schematics.
Reference numeral：1- gusset plates, 2- top booms, 3- diagonal web members, 31- web members flange plate, 32- web members web,
4- steel bar weldings fishplate bar, 5- reinforcing bars welded plate, 6- joint reinforcing bars, 61- long reinforcing bars, 62- bar dowels, 7- node concretes,
8- reinforcing bars connect compoboard.
Embodiment
Embodiment is referring to shown in Fig. 1-2, hemi-closure space joint structure at a kind of pricncipal rafter node, including inverted
Node structure, the node structure include be oppositely arranged in parallel two pieces of gusset plates 1, be separately fixed at 1 lower part both sides of gusset plate
Two top booms 2 and be respectively fixedly connected with two diagonal web members 3 in 1 shoulder both sides of gusset plate.Node structure further includes section
The reinforcing bar connection compoboard 8 being fixedly connected among the bottom of contact plate 1, the fastener for connection compoboard and the reinforcing bar in subsequent construction
Shaped steel reinforcing bar connection in concrete column.
The top boom 2 is H profile steel, including two blocks of chord member flange plates and chord member web, opposite on chord member flange plate to be provided with
The notch being adapted with gusset plate, gusset plate are fixedly connected on notch, are bonded welding with chord member flange plate and chord member web.
Two diagonal web members 3 and two pieces of gusset plates 1 are enclosed the hemi-closure space of bottom lock upper opening, at this
Hemi-closure space is interior, the direction parallel with diagonal web member 3 is fixedly connected with two pieces of steel bar welding fishplate bars 4, between two pieces of steel bar welding fishplate bars 4
Reinforcing bar welded plate 5 is fixedly connected with, reinforcing bar welded plate 5 between two pieces of steel bar welding fishplate bars 4 separating, in the two spaces separated
It is interior, set joint reinforcing bar 6 in a row respectively along the width of steel bar welding fishplate bar 5.
The diagonal web member 3 is H profile steel, including two blocks of web member flange plates 31 and web member web 32, two blocks of web member flange plates 31
The edge with gusset plate 1 welds respectively, and web member web 32 is stretched between gusset plate 1, the steel bar welding fishplate bar 4 and web member web 32
It is arranged in parallel.Two pieces of steel bar welding fishplate bars 4 are in V-shaped, and reinforcing bar welded plate 5 is located at the centre of V-shaped, the bottom of two pieces of steel bar welding fishplate bars 4
The bottom with reinforcing bar welded plate 5 is connected as one respectively.Two sides of every piece of steel bar welding fishplate bar 4 respectively with two pieces of gusset plates 1
Inner wall welding, the inner wall of two sides of reinforcing bar welded plate 5 also respectively with two pieces of gusset plates 1 welds.
Surface single lap joint welding of the joint reinforcing bar 6 along steel bar welding fishplate bar 5, the contour welding in bottom of joint reinforcing bar 6
At the middle part of steel bar welding fishplate bar 5, hemi-closure space is stretched out at the top of joint reinforcing bar 6, and the hemi-closure space, which pours, fills up section
Point concrete seven, the upper surface of the node concrete have the stubble that connects by dabbing processing, and joint reinforcing bar 6 is less than on gusset plate 1
The part at edge is embedded in the inside of node concrete 7.
The joint reinforcing bar 6 is including being arranged alternately, the long reinforcing bar 61 and bar dowel 62 that diameter is identical.The long reinforcing bar 61 with
The length difference h of bar dowel 62 is 35 times of maximums between 500mm of bar diameter.Between long reinforcing bar 61 and bar dowel 62
Set spacing also identical with rebar design spacing.
The work progress of the utility model is as follows：
Step 1, is welded node structure and is transported to construction site in advance in the factory；
Step 2, is inverted node structure at the construction field (site), then in hemi-closure space between gusset plate welded reinforcement
Welded plate；
Step 3, along the surface soldered joint reinforcing bar of steel bar welding fishplate bar；
Step 4, pours node concrete, vibration compacting in hemi-closure space；
Step 5, dabbing processing is carried out on the surface of node concrete；
Step 6, lifting joint structure to installed position carry out single lap joint welding to diagonal web member residue reinforcing bar again.
Reinforcing bar and reinforcing bar of the man-hour requirement to not casting concrete position are applied, is covered with plastic bushing and plastic foil,
Prevent from producing pollution in casting concrete.After concreting, simultaneously moisture-keeping maintaining, and standing is covered in 12h
24 it is small when more than.
Claims (8)
1. hemi-closure space joint structure at a kind of pricncipal rafter node, including inverted node structure, it is characterised in that：Institute
State two pieces of gusset plates that node structure includes being oppositely arranged in parallel（1）, be separately fixed at gusset plate（1）On two of lower part both sides
Chord member（2）And it is respectively fixedly connected with gusset plate（1）Two diagonal web members of shoulder both sides（3）,
Two diagonal web members（3）With two pieces of gusset plates（1）The hemi-closure space of bottom lock upper opening is enclosed, at this
In hemi-closure space and diagonal web member（3）Parallel direction is fixedly connected with two pieces of steel bar welding fishplate bars（4）, two pieces of steel bar welding fishplate bars
（4）Between be fixedly connected with reinforcing bar welded plate（5）, reinforcing bar welded plate（5）Two pieces of steel bar welding fishplate bars（4）Between separate, point
In the two spaces that separate, along steel bar welding fishplate bar（4）Width set joint reinforcing bar in a row respectively（6）,
The joint reinforcing bar（6）Along steel bar welding fishplate bar（4）The welding of surface single lap joint, joint reinforcing bar（6）The contour weldering in bottom
It is connected on steel bar welding fishplate bar（4）Middle part, joint reinforcing bar（6）Top stretch out hemi-closure space, the hemi-closure space pours
Fill up node concrete（7）, joint reinforcing bar（6）Less than gusset plate（1）The part of upper edge is embedded in node concrete（7）It is interior
Portion.
2. hemi-closure space joint structure at pricncipal rafter node according to claim 1, it is characterised in that：The section
Point reinforcing bar（6）Including being arranged alternately, the long reinforcing bar that diameter is identical（61）And bar dowel（62）.
3. hemi-closure space joint structure at pricncipal rafter node according to claim 2, it is characterised in that：The length
Reinforcing bar（61）With bar dowel（62）Length difference be bar diameter 35 times of maximums between 500mm.
4. hemi-closure space joint structure at the pricncipal rafter node according to claim 1-3 any one, its feature
It is：The top boom（2）For H profile steel, including two blocks of chord member flange plates and chord member web, on chord member flange plate it is opposite be provided with
The notch that gusset plate is adapted, gusset plate are fixedly connected on notch, are bonded welding with chord member flange plate and chord member web；
The diagonal web member（3）For H profile steel, including two blocks of web member flange plates（31）With web member web（32）, two blocks of web member flange plates
（31）Respectively with gusset plate（1）Edge welding, web member web（32）Stretch into gusset plate（1）Between, the steel bar welding fishplate bar（4）
With web member web（32）It is arranged in parallel.
5. hemi-closure space joint structure at pricncipal rafter node according to claim 4, it is characterised in that：Two blocks of steel
Muscle welded plate（4）In V-shaped, reinforcing bar welded plate（5）Positioned at the centre of V-shaped, two pieces of steel bar welding fishplate bars（4）Bottom respectively with reinforcing bar
Welded plate（5）Bottom be connected as one.
6. hemi-closure space joint structure at pricncipal rafter node according to claim 5, it is characterised in that：Every block of steel
Muscle welded plate（4）Two sides respectively with two pieces of gusset plates（1）Inner wall welding, reinforcing bar welded plate（5）Two sides
Respectively with two pieces of gusset plates（1）Inner wall welding.
7. hemi-closure space joint structure at the pricncipal rafter node according to claim 1,2,3,5 or 6, its feature exist
In：The upper surface of the node concrete has connects stubble by dabbing processing.
8. hemi-closure space joint structure at pricncipal rafter node according to claim 7, it is characterised in that：The section
Point structure further includes gusset plate（1）Bottom among be fixedly connected reinforcing bar connection compoboard（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721142531.XU CN207277548U (en) | 2017-09-07 | 2017-09-07 | Hemi-closure space joint structure at a kind of pricncipal rafter node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721142531.XU CN207277548U (en) | 2017-09-07 | 2017-09-07 | Hemi-closure space joint structure at a kind of pricncipal rafter node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207277548U true CN207277548U (en) | 2018-04-27 |
Family
ID=61990331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721142531.XU Active CN207277548U (en) | 2017-09-07 | 2017-09-07 | Hemi-closure space joint structure at a kind of pricncipal rafter node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207277548U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323152A (en) * | 2021-04-30 | 2021-08-31 | 广东省建筑设计研究院有限公司 | Drum-shaped combined steel box node, arch frame node structure and construction method thereof |
| CN113718624A (en) * | 2021-09-18 | 2021-11-30 | 中交第二公路勘察设计研究院有限公司 | Combined truss node structure, bridge and construction method |
| CN113802451A (en) * | 2021-09-18 | 2021-12-17 | 中交第二公路勘察设计研究院有限公司 | Steel-concrete combined node structure and construction method |
-
2017
- 2017-09-07 CN CN201721142531.XU patent/CN207277548U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323152A (en) * | 2021-04-30 | 2021-08-31 | 广东省建筑设计研究院有限公司 | Drum-shaped combined steel box node, arch frame node structure and construction method thereof |
| CN113718624A (en) * | 2021-09-18 | 2021-11-30 | 中交第二公路勘察设计研究院有限公司 | Combined truss node structure, bridge and construction method |
| CN113802451A (en) * | 2021-09-18 | 2021-12-17 | 中交第二公路勘察设计研究院有限公司 | Steel-concrete combined node structure and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106677049B (en) | Assembled steel-concrete combined structure bridge and construction method | |
| CN107143034A (en) | A kind of assembly concrete frame structure beam column rigid connection node | |
| CN208473116U (en) | A kind of partial precast assembly steel reinforced concrete holes in soffit beam | |
| CN207277548U (en) | Hemi-closure space joint structure at a kind of pricncipal rafter node | |
| CN206917085U (en) | A kind of prefabricated overlapping steel framed concrete beam | |
| CN108571071A (en) | Prefabricated PC beams of concrete column connected node and construction method | |
| CN108166652A (en) | The two-sided overlapped shear wall and its construction method of band connection lacing wire | |
| CN108756061A (en) | A kind of partial precast assembly prestress steel reinforced concrete hybrid beam and construction method | |
| CN104746790B (en) | Flexible steel framework-prefabricated assembling type recycled concrete wallboard and manufacturing method thereof | |
| CN206752735U (en) | Precast shear wall insert-type steel board connecting structure | |
| CN107419810A (en) | A kind of rectangular steel-tube concrete column and beam and slab type superstructure attachment means and its construction technology | |
| CN208430661U (en) | A kind of vertical piece construction of line-styled self-heat conserving overlapped shear wall | |
| CN207891714U (en) | Abdomen packet bottom is trapezoidal/corrugated sheet steel combined box beam | |
| CN109577492A (en) | A kind of steel sections package concrete column and reinforced beam node connecting structure | |
| CN106337530B (en) | A kind of construction of frame beam seams stifled construction method | |
| CN103806538B (en) | A kind of precast reinforced concrete structure | |
| CN208502067U (en) | A kind of partial precast assembly prestress steel reinforced concrete hybrid beam | |
| CN208586747U (en) | Prefabricated PC beams of concrete column connected node | |
| CN208472958U (en) | A kind of partial precast assembled steel reinforced concrete giant frame structure | |
| CN206722094U (en) | A kind of rectangular steel-tube concrete column and beam and slab type superstructure attachment means | |
| CN110524675A (en) | A kind of pre-tensioning system precast H-beam and its construction method | |
| CN206942196U (en) | The structure of attached assembling type node power consumption frame strengthening outside a kind of existing framework | |
| CN207003719U (en) | A kind of prefabricated steel faced wall with steel bar girder | |
| CN109339244A (en) | A kind of prefabricated board and shear wall connection structure and construction method | |
| CN206267358U (en) | A kind of built-in girder steel shear wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |