CN109267652A - A kind of connecting node and assembly technology for assembling type steel structure pillar - Google Patents
A kind of connecting node and assembly technology for assembling type steel structure pillar Download PDFInfo
- Publication number
- CN109267652A CN109267652A CN201811210163.7A CN201811210163A CN109267652A CN 109267652 A CN109267652 A CN 109267652A CN 201811210163 A CN201811210163 A CN 201811210163A CN 109267652 A CN109267652 A CN 109267652A
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- Prior art keywords
- rod
- connection structure
- nut
- assembling type
- connection
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2415—Brackets, gussets, joining plates
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2418—Details of bolting
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2421—Socket type connectors
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2451—Connections between closed section profiles
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/246—Post to post connections
Abstract
The invention discloses a kind of connecting nodes and assembly technology for assembling type steel structure pillar, connecting node includes upper connection structure, lower connection structure and several bolt devices, lower connection structure includes a junction steel plate, junction steel plate one end is equipped with the first connecting pin, the other end is equipped with second connection end, second connection end can be assigned into upper connection structure, and unilateral fastening is carried out by bolt device, assembly technology are as follows: lower connection structure is arranged in the top of the steel construction pillar of lower end, upper connection structure is arranged in the bottom end of the steel construction pillar of upper end, then upper connection structure and lower connection structure are subjected to unilateral fastening by several bolt devices, to which two steel construction pillars be fixed.The configuration of the present invention is simple, it is easy for installation, the vertical connection of steel pipe column is realized, connection segment length can halve linkage section and bolt quantity by way of being inserted into nested encryptions, and can realize the Fast Installation at scene, substantially increase assembly efficiency.
Description
Technical field
The present invention relates to construction steel structures, and in particular to a kind of connecting node and assembly for assembling type steel structure pillar
Technique.
Background technique
Steel construction is natural fabricated construction, and assembling type steel structure building has the advantage that
1) there is no field cast-in-place node, faster, construction quality is easier to be guaranteed installation speed；
2) steel construction is ductile material, has better anti-seismic performance；
3) relative to concrete structure, steel construction self weight is lighter, and foundation cost is lower；
4) steel construction is recyclable material, more environmentally protective；
5) well-designed steel construction assembled architecture has better economy than assembly concrete building.
6) beam cross-section is smaller, can get more usable floor areas.
The column connected node of assembling type steel structure mainly uses bolt-weld joint at present, but assembling type steel structure is recommended to use spiral shell
Bolt connecting node.Bolted benefit is:
1) installation speed is fast；
2) it is more easier to control construction quality.
3) field welding is the main portions (paint in-situ processing is improper) that steel construction is easy to happen corrosion, is bolted entirely
Can be to avoid such position, and can accomplish that paint all by factory's coating, substantially increases the Corrosion Protection of steel construction.
In the prior art, a kind of assembling type node (CN107806273A) applied to single-layer steel structure cooling tower, the section
Point structure is extremely complex, at high cost, and can not monolithic fastening, assembly efficiency is very low.
Summary of the invention
The present invention to solve the above-mentioned problems, to provide a kind of connecting node for assembling type steel structure pillar.
In order to achieve the above objectives, technical scheme is as follows:
A kind of connecting node for assembling type steel structure pillar, the connecting node include upper connection structure, lower connection
Structure and several bolt devices, the lower connection structure include a junction steel plate, and described junction steel plate one end is equipped with first and connects
Connect end, the other end is equipped with second connection end, and the second connection end can be assigned into upper connection structure, and by bolt device into
The unilateral fastening of row, the bolt device include screw rod, interior nut, exterior nut cap, and the screw rod includes the body of rod and fixture nut, described
The body of rod is equipped with connection screw thread, and the body of rod is cooperatively connected by connection screw thread and interior nut, and the body of rod bottom end is equipped with connection
Slot, the link slot and external fixing piece are cooperatively connected, and external fixing piece can drive the body of rod to be rotated, so that the body of rod can
Sequentially pass through interior nut, second connection end and upper connection structure, the exterior nut cap and sequentially pass through interior nut, second connection end and
The body of rod of upper connection structure is threadedly coupled.
In a preferred embodiment of the invention, the upper connection structure includes a steel pipe, if the steel pipe is equipped with
Dry the first connecting hole.
In a preferred embodiment of the invention, the second connection end is identical as the shape of upper connection structure, and
The caliber of second connection end is less than upper connection structure, and the second connection end is equipped with several second connecting holes, and every
A second connecting hole is corresponding with first connecting hole, and the body of rod is in turn through interior nut, the second connecting hole and the first connection
Hole.
In a preferred embodiment of the invention, the junction steel plate is rectangle.
In a preferred embodiment of the invention, first connecting pin is rectangular cylinder.
In a preferred embodiment of the invention, the bottom end of the body of rod is arranged in the connection screw thread.
In a preferred embodiment of the invention, the interior nut and the contact surface of fixture nut are equipped with limit hole,
The fixture nut can be embedded in limit hole.
A kind of assembly technology for assembling type steel structure pillar, the assembly technology are as follows: the setting of lower connection structure exists
Positioned at the top of the steel construction pillar of lower end, upper connection structure is arranged in the bottom end of the steel construction pillar of upper end, then
Upper connection structure and lower connection structure are subjected to unilateral fastening by several bolt devices, so that two steel construction pillars be consolidated
It is fixed.
In a preferred embodiment of the invention, the unilateral fastening of bolt device specifically comprises the following steps:
(1) each interior nut is arranged on the medial surface of second connection end first, and it is each in nut and one the
Two connecting hole corresponding matchings；
(2) then the body of rod is threadedly coupled with interior nut, so that the body of rod is fixed on interior nut；
(3) then upper connection structure is set in second connection end；
(4) external fixing piece is then sequentially passed through into the first connecting hole, the second connecting hole and interior nut, and assigned into bar
In the link slot of body bottom end, at this moment fixing piece is connected as one with the body of rod, then the body of rod can be driven to be rotated in interior nut,
After the position that body of rod bottom end is equipped with connection screw thread passes through interior nut, fixing piece directly can drive the body of rod to be moved, at this moment bar
Body is in turn through the second connecting hole and the first connecting hole, thus the exposed outside in upper connection structure；
(5) last exterior nut cap to be only set on the body of rod, and be cooperatively connected with the connection screw thread on the body of rod, connect in realization
Monolithic fastening between binding structure and lower connection structure.
The beneficial effects of the present invention are:
The configuration of the present invention is simple, it is easy for installation, the vertical connection of steel pipe column is realized, connection segment length is nested by insertion
The mode of connection can halve linkage section and bolt quantity, and can realize the Fast Installation at scene, substantially increase assembly
Efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of bolt device；
Fig. 3 is the structural schematic diagram of screw rod；
Fig. 4 is assembling schematic diagram one of the invention；
Fig. 5 is assembling schematic diagram two of the invention；
Fig. 6 is assembling schematic diagram three of the invention；
Fig. 7 is assembling schematic diagram four of the invention.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
Referring to Fig. 1 to Fig. 7, provided by the present invention for the connecting node of assembling type steel structure pillar comprising upper connection
Structure 110, lower connection structure 120 and several bolt devices.
Upper connection structure 110 is specially the steel pipe of rectangle or other shapes, several first connecting holes are equipped on steel pipe
111。
Lower connection structure 120 includes a junction steel plate 121, and 121 one end of junction steel plate is equipped with the first connecting pin 122, another
End is equipped with second connection end 123.
Junction steel plate 121 is rectangle, and its length and width is all larger than the first connecting pin 122 and second connection end 123.
Second connection end 123 is identical as the shape of upper connection structure 110, is also rectangle or the steel pipe of other shapes, and
The caliber of second connection end 123 is less than upper connection structure 110, and such second connection end 123 can be assigned into upper connection structure 110
It is interior.
In second connection end 123 be equipped with several second connecting holes 1231, also, when second connection end 123 assign into
When in upper connection structure 110, each second connecting hole 1231 can be corresponding with first connecting hole 111, and only needing in this way will be every
A bolt device sequentially passes through the second connecting hole 1231 and the first connecting hole 111 and can tie upper connection structure 110 and lower connection
Structure 120 is fixed.
First connecting pin 122 is specially rectangular cylinder.
Bolt device is to be used to for upper connection structure 110 and lower connection structure 120 being fixed, and can realize unilateral
Fastening.
Bolt device includes screw rod 200, interior nut 300 and exterior nut cap 400.
Screw rod 200 specifically includes the body of rod 210 and fixture nut 220, and fixture nut 220 is fixed on the top of the body of rod 210,
The body of rod 210 is equipped with connection screw thread 211.
In addition, the outer surface of 210 bottom end of the body of rod is arranged in connection screw thread 211, be not the entire outer surface of the body of rod all
Setting, such screw rod 200 can be freely rotated after rotating out of certain length on interior nut 300, facilitate external adjustment.
Interior nut 300 is equipped with match corresponding with the connection screw thread 211 on the body of rod 210 for round or hexagon inside it
The screw hole of conjunction is arranged on the medial surface of second connection end 123, and with the second connecting hole in second connection end 123
1231 corresponding matchings, the body of rod 210 can be threadedly coupled by connection screw thread 211 with interior nut 300, and in turn through interior nut
300, the second connecting hole 1231 and the first connecting hole 111, when the body of rod 210 is assigned into the second connecting hole 1231 and the first connecting hole
When 111, interior nut 300 can be fixed on the medial surface of second connection end 123.
In addition, interior nut 300 directly can also be weldingly fixed on second connection end 123 to further increase fastness
On, and the screw hole above it is corresponding with the second connecting hole 1231 in second connection end 123.
Furthermore the length that connection screw thread 211 is arranged on the body of rod 210 is greater than interior 300 interior threaded bore depth of nut, in this way can be big
The big moving resistance for reducing the body of rod 210, improves assembly efficiency.
It is equipped with link slot 212 in the bottom end of the body of rod 210, link slot 212 is the work for being cooperatively connected with external fixing piece
Making personnel can be by sequentially passing through fixing piece in the first connecting hole 111 and the second connecting hole 1231 insertion link slot 212, then
The body of rod 210 is rotated by fixing piece, so that the connection screw thread 211 on the body of rod 210 and the screw hole in interior nut 300 rotate and connect
It connects, then after the body of rod 210 for having connection screw thread 211 passes through interior nut 300, fixing piece can drive the body of rod 210 successively to wear
The second connecting hole 1231 and the first connecting hole 111 are crossed, then the exposed outside in upper connection structure 110.
Link slot 212 is concretely round, and screw thread is equipped in link slot 212, can pass through external screw rod and bar in this way
The rotation of body 210 is fixed, and the body of rod 210 is driven to be rotated.
Link slot 212 can also be specifically the shapes such as rectangle, hexagon, in this way can will be with 212 shape corresponding matching of link slot
The body of rod insertion link slot 212 in, then drive the body of rod 210 rotated.
It is then exposed in upper connection structure when the body of rod 210 sequentially passes through the second connecting hole 1231 and the first connecting hole 111
When 110 outside, exterior nut cap 400 can be set on the body of rod 210, and be cooperatively connected with the connection screw thread 211 on the body of rod 210,
To realize the fixation of upper connection structure 110 and lower connection structure 120.
Exterior nut cap is specially hexagon.
In addition, before outer nut is set on the body of rod 210 neonychium 500 can be arranged on the present body of rod 210.
In order to further increase fastness, it is equipped with limit hole 310 on interior nut 300 and the contact surface of fixture nut 220,
Limit hole 310 is specially hexagon, and when fixture nut 220 is contacted with interior nut 300, fixture nut 220 can be integrally embedded in
In limit hole 310, such screw rod 200 would not loosen.
A kind of assembly technology for assembling type steel structure pillar is also disclosed in implementation based on above scheme, the application,
Are as follows: lower connection structure 120 is arranged in the top of the steel construction pillar of lower end, upper connection structure 110 is arranged in
The bottom end of the steel construction pillar of upper end, then by upper connection structure 110 and lower connection structure 120 by several bolt devices into
The unilateral fastening of row, so that two steel construction pillars be fixed.
Wherein, the unilateral fastening of bolt device specifically comprises the following steps:
(1) each interior nut 300 is arranged on the medial surface of second connection end 123 first, and it is each in nut with
One 1231 corresponding matching of the second connecting hole；
(2) then the body of rod 210 is threadedly coupled with interior nut 300, so that the body of rod 210 is fixed on interior nut 300；
(3) then upper connection structure 110 is set in second connection end 123, and the first connecting hole 111 and second is connected
Connect the one-to-one correspondence of hole 1231；
(4) external fixing piece is then sequentially passed through into the first connecting hole 111, the second connecting hole 1231 and interior nut 300,
And assign into the link slot 212 of 210 bottom end of the body of rod, at this moment fixing piece is connected as one with the body of rod 210, then can drive the body of rod
210 are rotated in interior nut 300, after the position that 210 bottom end of the body of rod is equipped with connection screw thread 211 passes through interior nut 300, Gu
Determining part can directly drive the body of rod 210 to be moved, and at this moment the body of rod 210 is in turn through the second connecting hole 1231 and the first connecting hole
110, thus the exposed outside in upper connection structure 110；
(5) last exterior nut cap 400 to be only set on the body of rod 210, and cooperate with the connection screw thread 211 on the body of rod 210
Connection, to realize the monolithic fastening between upper connection structure 110 and lower connection structure 120.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (9)
1. a kind of connecting node for assembling type steel structure pillar, which is characterized in that the connecting node includes upper connection knot
Structure, lower connection structure and several bolt devices, the lower connection structure include a junction steel plate, and described junction steel plate one end is set
There is the first connecting pin, the other end is equipped with second connection end, and the second connection end can be assigned into upper connection structure, and pass through spiral shell
Pin device carries out unilateral fastening, and the bolt device includes screw rod, interior nut, exterior nut cap, and the screw rod includes the body of rod and fixation
Nut, the body of rod are equipped with connection screw thread, and the body of rod is cooperatively connected by connection screw thread and interior nut, the body of rod bottom end
Equipped with link slot, the link slot and external fixing piece are cooperatively connected, and external fixing piece can drive the body of rod to be rotated, make
The body of rod in turn through interior nut, second connection end and upper connection structure, the exterior nut cap and sequentially pass through interior nut, second
The body of rod of connecting pin and upper connection structure is threadedly coupled.
2. a kind of connecting node for assembling type steel structure pillar according to claim 1, which is characterized in that on described
Connection structure includes a steel pipe, and the steel pipe is equipped with several first connecting holes.
3. a kind of connecting node for assembling type steel structure pillar according to claim 2, which is characterized in that described
Two connecting pins are identical as the shape of upper connection structure, and the caliber of second connection end be less than upper connection structure, described second
Connecting pin is equipped with several second connecting holes, and each second connecting hole is corresponding with first connecting hole, and the body of rod can
Sequentially pass through interior nut, the second connecting hole and the first connecting hole.
4. a kind of connecting node for assembling type steel structure pillar according to claim 1, which is characterized in that the company
Connecing steel plate is rectangle.
5. a kind of connecting node for assembling type steel structure pillar according to claim 1, which is characterized in that described
One connecting pin is rectangular cylinder.
6. a kind of connecting node for assembling type steel structure pillar according to claim 1, which is characterized in that the company
Connect the bottom end that the body of rod is arranged in screw thread.
7. a kind of connecting node for assembling type steel structure pillar according to claim 1, which is characterized in that in described
Nut and the contact surface of fixture nut are equipped with limit hole, and the fixture nut can be embedded in limit hole.
8. a kind of assembly technology for assembling type steel structure pillar, which is characterized in that the assembly technology are as follows: tie lower connection
Structure is arranged in the top of the steel construction pillar of lower end, and upper connection structure is arranged in the bottom of the steel construction pillar of upper end
Then upper connection structure and lower connection structure are carried out unilateral fastening by several bolt devices, thus by two steel knots by end
Structure pillar is fixed.
9. a kind of connecting node for assembling type steel structure pillar according to claim 8, which is characterized in that bolt dress
The unilateral fastening set specifically comprises the following steps:
(1) each interior nut is arranged on the medial surface of second connection end first, and each interior nut and one second company
Connect hole corresponding matching；
(2) then the body of rod is threadedly coupled with interior nut, so that the body of rod is fixed on interior nut；
(3) then upper connection structure is set in second connection end；
(4) external fixing piece is then sequentially passed through into the first connecting hole, the second connecting hole and interior nut, and assigned into body of rod bottom
In the link slot at end, at this moment fixing piece is connected as one with the body of rod, then the body of rod can be driven to be rotated in interior nut, be worked as bar
After the position that body bottom end is equipped with connection screw thread passes through interior nut, fixing piece directly can drive the body of rod to be moved, and at this moment the body of rod can
The second connecting hole and the first connecting hole are sequentially passed through, thus the exposed outside in upper connection structure；
(5) last exterior nut cap to be only set on the body of rod, and be cooperatively connected with the connection screw thread on the body of rod, knot is connected in realization
Monolithic fastening between structure and lower connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210163.7A CN109267652A (en) | 2018-10-17 | 2018-10-17 | A kind of connecting node and assembly technology for assembling type steel structure pillar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210163.7A CN109267652A (en) | 2018-10-17 | 2018-10-17 | A kind of connecting node and assembly technology for assembling type steel structure pillar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109267652A true CN109267652A (en) | 2019-01-25 |
Family
ID=65193826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811210163.7A Pending CN109267652A (en) | 2018-10-17 | 2018-10-17 | A kind of connecting node and assembly technology for assembling type steel structure pillar |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080391A (en) * | 2019-05-06 | 2019-08-02 | 重庆大学 | Assembled detachable steel tube concrete column reinforcing joint construction method |
| CN110409607A (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 steel structure system and its design method of the connection of assembled column pestle |
| CN110616805A (en) * | 2019-08-23 | 2019-12-27 | 重庆三峡学院 | Steel structure anti-seismic node for fabricated building |
| CN112302176A (en) * | 2020-11-20 | 2021-02-02 | 北京建筑大学 | Core barrel flange closed section column connecting node with cover plate, connecting method and flange plate design method |
-
2018
- 2018-10-17 CN CN201811210163.7A patent/CN109267652A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080391A (en) * | 2019-05-06 | 2019-08-02 | 重庆大学 | Assembled detachable steel tube concrete column reinforcing joint construction method |
| CN110409607A (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 steel structure system and its design method of the connection of assembled column pestle |
| CN110409607B (en) * | 2019-08-02 | 2020-10-09 | 中国航空规划设计研究总院有限公司 | Design method of steel structure system connected by assembled column pestles |
| CN110616805A (en) * | 2019-08-23 | 2019-12-27 | 重庆三峡学院 | Steel structure anti-seismic node for fabricated building |
| CN110616805B (en) * | 2019-08-23 | 2021-02-09 | 重庆三峡学院 | Steel structure anti-seismic node for fabricated building |
| CN112302176A (en) * | 2020-11-20 | 2021-02-02 | 北京建筑大学 | Core barrel flange closed section column connecting node with cover plate, connecting method and flange plate design method |
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