CN106638981A - Steel bar connection structure of prefabricated parts - Google Patents
Steel bar connection structure of prefabricated parts Download PDFInfo
- Publication number
- CN106638981A CN106638981A CN201611026418.5A CN201611026418A CN106638981A CN 106638981 A CN106638981 A CN 106638981A CN 201611026418 A CN201611026418 A CN 201611026418A CN 106638981 A CN106638981 A CN 106638981A
- Authority
- CN
- China
- Prior art keywords
- reinforcing bar
- connection
- steel bar
- precast concrete
- box
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 42
- 239000010959 steel Substances 0.000 title claims abstract description 42
- 239000004567 concrete Substances 0.000 claims abstract description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 104
- 239000011178 precast concrete Substances 0.000 claims description 56
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 12
- 230000032683 aging Effects 0.000 abstract description 4
- 210000001503 joint Anatomy 0.000 abstract 2
- 210000003205 muscle Anatomy 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000011440 grout Substances 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4157—Longitudinally-externally threaded elements extending from the concrete or masonry, e.g. anchoring bolt with embedded head
- E04B1/4164—Longitudinally-externally threaded elements extending from the concrete or masonry, e.g. anchoring bolt with embedded head with an adjustment sleeve
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a steel bar connection structure of prefabricated parts. The steel bar connection structure of the prefabricated parts comprises a first prefabricated concrete member and a second prefabricated concrete member, and a connection box is embedded at the end, adjacent to the second prefabricated concrete member, on the first prefabricated concrete member; the connection box is provided with an opening side, and an opening of the opening side of the connection box is communicated with the surface of one side of the first prefabricated concrete member; the tail end of a first connecting steel bar in the first prefabricated concrete member is fixedly connected to a first side of the connection box, the tail end of a second connecting steel bar in the second prefabricated concrete member penetrates through a lower steel bar inserting hole in the lower bottom of the connection box, and the end of the upper end of the second connecting steel bar is connected and fixed to a nut and a pad sheet through a threaded screw thread. By the adoption of the steel bar connection structure of prefabricated parts, steel bar connection among prefabricated concrete parts becomes very easy, the steel bar butt joint is big in allowable variation, the construction difficulty is low, the steel bar connection is convenient, fast in speed and efficient, the technical problem in the construction industry that steel bar butt joint is difficult for many years is solved, the structure itself is mechanically connected, no aging exists, the structural strength is high, the service life is long, and the construction quality is good.
Description
Technical field
The invention belongs to construction engineering technical field, and in particular to a kind of steel bar connecting structure of prefabricated components.
Background technology
In existing architectural structure system, the connection between building element mostly using sleeve as rebar connector, such as
Mechanical sleeves, grout sleeve；This sleeve connection, the reinforcing bar that building element end is stretched out is difficult to be alignd with sleeve, difficulty of construction
Greatly, efficiency is low.Such as grout sleeve, slurry is prepared and had high demands, grouting is difficult in place, and the easy aging crushing of slurry time length,
Cause reinforcing bar to loosen, structural strength is reduced, affect construction quality；And for example mechanical sleeves, reinforcing bar is stretched out somewhat in building element end
Deviate the center line of mechanical sleeves, end reinforced screw thread just cannot be inserted in peace with the internal thread screw thread of mechanical sleeves end
Dress, this is the unsolved technical barrier of construction engineering technical field long-time.
The content of the invention
The technical problem to be solved is：Above-mentioned prior art is solved the problems, such as, and provides a kind of prefabricated
The steel bar connecting structure of component, connecting the installation between prefabricated components becomes very easily, the company that prefabricated components end is stretched out
Connect steel reinforcement abutting joints tolerance big, difficulty of construction is low, easily and fast, efficiently, for many years steel reinforcement abutting joints are stranded to solve building trade
Difficult technical barrier, and itself structure is to be mechanically connected, without aging, structural strength height, long service life, construction quality
It is good.
The technical solution used in the present invention is：A kind of steel bar connecting structure of prefabricated components, including interior set the first connection steel
First precast concrete of muscle, end stretch out the second precast concrete of the second connection reinforcing bar, described first prefabricated
The end of close second precast concrete is pre-buried on concrete component is provided with connection box；The side of the connection box sets
It is set to open open-position-side, the side adjacent with the open-position-side is set to the first side, the opposite side relative with first side
It is set to the second side；The first connection reinforcing bar end is fixedly connected the first side for being arranged on the connection box, second connection
After the lower reinforcing bar patchhole that reinforcing bar end is arranged through connection box second side be connected the securing member that sets in box and be fixedly connected；It is described
An open side surface with first precast concrete of the open-position-side of connection box is connected.
In above-mentioned technical proposal, the second connection reinforcing bar end is provided with external screw thread, and the securing member is to be arranged on connection
Nut inside box, is provided with the pad for covering lower reinforcing bar patchhole between the nut and connection box.
In above-mentioned technical proposal, it is set to gap between the lower reinforcing bar patchhole and the second connection reinforcing bar of insertion and matches somebody with somebody
Close.
In above-mentioned technical proposal, first precast concrete is upper precast concrete wall panel, and described second is prefabricated
Concrete component is lower precast concrete wall panel.
In above-mentioned technical proposal, first precast concrete is precast concrete wall panel, and described second is prefabricated mixed
Solidifying soil component is horizontal precast concrete.
In above-mentioned technical proposal, the horizontal precast concrete is prefabricated concrete floor or precast concrete roofing
Plate.
In above-mentioned technical proposal, upper precast concrete wall panel is upper precast shear wall, and lower precast concrete wall panel is lower pre-
Shear wall processed.
In above-mentioned technical proposal, the connection box offers reinforcing bar patchhole, the first connection steel including the first side
Muscle end is fixedly connected and is arranged in the upper reinforcing bar patchhole.
In above-mentioned technical proposal, described lower reinforcing bar patchhole inserts bore dia, upper reinforcing bar insertion with diameter greater than upper reinforcing bar
Hole is connected reinforcing bar for interference fits with the first of insertion.
In above-mentioned technical proposal, the first connection reinforcing bar end through after the upper reinforcing bar patchhole of connection box be connected box
It is welded and fixed.
In above-mentioned technical proposal, the first connection reinforcing bar end through connection box upper reinforcing bar patchhole, and this
One connection reinforcing bar end is connected nut by screw thread, and under nut pad is lined with.
In above-mentioned technical proposal, the connection box is fixedly installed branch sleeve, the first connection steel including the first side
Muscle end is fixedly connected and is arranged in the branch sleeve.
In above-mentioned technical proposal, the first connection reinforcing bar end makes screw thread, the first connection reinforcing bar end
It is screwed into the branch sleeve of connection box by screw thread and is connected.
In above-mentioned technical proposal, the second connection reinforcing bar of the horizontal precast concrete is in horizontal precast concrete structure
Stretch out after part bent at ends, be fixedly connected with the securing member that sets in box is connected.
In above-mentioned technical proposal, tamp in the connection box and be provided with filler, filler is crushed stone concrete or mortar etc.
The material that connection box is contacted with extraneous air can be completely cut off.
Structural principle and remarkable result：
The steel bar connecting structure of the prefabricated components of the present invention, including connect box and push up the first connection being connected with being connected on box
Reinforcing bar and connection box are gone to the bottom the second connection reinforcing bar and the first precast concrete, the second precast concrete structure being connected
Part, and it is a kind of upper plate, lower shoe, left plate, right plate, back side panel closing, the can that front side is open-position-side to connect box
Son.Metal box is embedded in the bottom of the first precast concrete；Under first connection reinforcing bar of the first precast concrete
End is welded and fixed through after the upper reinforcing bar patchhole of metal box upper plate, or the first company of the first precast concrete wall
Connect and be connected with nut, pad after the reinforcing bar patchhole that reinforcing bar lower end is pushed up through on metal box, or the first concrete
First connection reinforcing bar lower end of native component is screwed into fixed in the branch sleeve that top solder is fixed on metal box by screw thread.
And the second connection reinforcing bar upper end of the second precast concrete is through laminated floor slab in-situ layer and the steel of metal box lower shoe
After muscle patchhole, the second connection steel bar end is by screw thread fixing nut and pad.So, the present invention is just abandoned completely
The method and structure that bar connecting is connected using grout sleeve or mechanical sleeves between conventional art building element, overcomes biography
System grout sleeve or mechanical sleeves make the difficult shortcoming of two building elements connection steel reinforcement abutting joints hardly possible, construction, and adopt the gold of the present invention
Category box makes steel reinforcement abutting joints tolerance big, and docking is simple easily, greatly improves efficiency of construction.And the present invention inherently comes
Say, be a kind of structures and methods of mechanical connection, thus not by slurry it is aging, crush and be in the milk it is unreal affected, service life
Long, structural strength is high, and construction quality is excellent.
Description of the drawings：
Fig. 1 is the generalized section of the embodiment of the present invention 1；
Fig. 2 is the generalized section of the embodiment of the present invention 2；
Fig. 3 is the generalized section of the embodiment of the present invention 3；
Fig. 4 is the generalized section of the embodiment of the present invention 4；
Fig. 5 is the generalized section of the embodiment of the present invention 5；
Fig. 6 is the generalized section of the embodiment of the present invention 6.
Reference：
1-the first precast concrete, the 2-the second precast concrete, the 3-the first connection reinforcing bar, the 4-the second connection steel
Muscle, 5-connection box, 6-upper plate, 7-lower shoe, 8-back side panel, 9-open-position-side, 10-nut, 11-pad, 12-broken
Stone concrete, 13-branch sleeve, 14-level connection joint reinforcing bar.
Specific embodiment：
Referring to accompanying drawing, the steel bar connecting structure of the prefabricated components of the present invention, including the first precast concrete and second prefabricated
Concrete component, the lower end of first precast concrete is embedded with connection box, and the first of the first precast concrete
Connection reinforcing bar lower end is connected with box upper plate is connected, and the second connection reinforcing bar upper end of second precast concrete is worn
Cross the lower reinforcing bar patchhole of connection box lower shoe, and be connected spiral shell by screw thread in the termination of the second connection reinforcing bar upper end
Female and pad, first precast concrete is upper precast concrete wall panel, under second precast concrete is
Precast concrete wall panel or prefabricated concrete floor or precast concrete roof boarding.Specifically, as above precast concrete wall panel
For upper precast shear wall, lower precast concrete wall panel is lower precast shear wall.The upper plate and lower shoe difference of the connection box
It is provided with reinforcing bar patchhole and lower reinforcing bar patchhole；Or the upper plate of connection box is welded and fixed branch sleeve, connection box is gone to the bottom
Plate is provided with lower reinforcing bar patchhole, and described lower reinforcing bar patchhole inserts bore dia with diameter greater than upper reinforcing bar, upper reinforcing bar patchhole with
First connection reinforcing bar of insertion is interference fits, and lower reinforcing bar patchhole is connected reinforcing bar for gap cooperation, institute with the second of insertion
State open-position-side before connection box open towards upper precast shear wall side, precast shear wall has corresponding open logical on this
Road, open channels two ends connect respectively extraneous open with connection box, and in the connection box crushed stone concrete is finally tamped.
Embodiment 1 shown in Figure 1, the upper connection reinforcing bar lower end of first precast shear wall of the present invention is through connection box
The upper reinforcing bar patchhole of upper plate, and fix with top solder on box is connected；Wear on second connection reinforcing bar top of lower precast shear wall
After crossing the lower reinforcing bar patchhole of connection box lower shoe, it is connected spiral shell by screw thread in the upper end of the second connection reinforcing bar
Pad is lined with mother, nut.
Embodiment 2 shown in Figure 2, the second connection reinforcing bar lower end of the upper precast shear wall of the present invention is through connection box
The upper reinforcing bar patchhole of upper plate, and be connected nut by screw thread in the termination of the first connection reinforcing bar lower end, spiral shell
Pad is lined with mother；And the second connection reinforcing bar top of lower precast shear wall extends through the lower reinforcing bar insertion of connection box lower shoe
Kong Hou, and the upper end in the second connection reinforcing bar is connected nut by screw thread, and under nut pad is lined with.
Embodiment 3 shown in Figure 3, the upper plate of the connection box of the present embodiment is welded and fixed branch sleeve, connects box
Lower shoe be provided with lower reinforcing bar patchhole, the first connection reinforcing bar lower end of upper precast shear wall makes screw thread, and this first
Connection reinforcing bar lower end is screwed into the branch sleeve pushed up on connection box by screw thread and is connected；And the of lower precast shear wall
Two connection reinforcing bar tops are extended through after the lower reinforcing bar patchhole that connection box is gone to the bottom, and are passed through in the upper end of the second connection reinforcing bar
Screw thread is connected nut, and under nut pad is lined with.
Embodiment 4 shown in Figure 4, second precast concrete of the present embodiment is horizontal precast concrete structure
Part, the first connection reinforcing bar lower end of the upper precast shear wall of the present embodiment passes through and connects the upper reinforcing bar patchhole pushed up on box, and with
Top solder is fixed on connection box；Go to the bottom through connection box after the end reinforced bending of level connection joint of horizontal precast concrete
After lower reinforcing bar patchhole, it is connected nut by screw thread in the upper end of level connection joint reinforcing bar, under nut pad is lined with.
Embodiment 5 shown in Figure 5, second precast concrete of the present embodiment is horizontal precast concrete structure
Part, the first connection reinforcing bar lower end of the upper precast shear wall of the present embodiment is passed through after the upper reinforcing bar patchhole pushed up on connection box, and
It is connected nut by screw thread in the termination of the first connection reinforcing bar lower end, under nut pad is lined with；And level is prefabricated
After the lower reinforcing bar patchhole gone to the bottom through connection box after the end reinforced bending of level connection joint of concrete component, in level connection joint steel
The upper end of muscle is connected nut by screw thread, and under nut pad is lined with.
Embodiment 6 shown in Figure 6, second precast concrete of the present embodiment is horizontal precast concrete structure
Part, the upper plate of the connection box of the present embodiment is welded and fixed branch sleeve, and going to the bottom for box of connection is provided with lower reinforcing bar patchhole, upper pre-
First connection reinforcing bar lower end of shear wall processed makes screw thread, and the first connection reinforcing bar lower end is screwed into company by screw thread
Connect in the branch sleeve pushed up on box and be connected；And through connection after the level connection joint reinforcing bar bending of horizontal precast concrete
After the lower reinforcing bar patchhole that box is gone to the bottom, it is connected nut by screw thread in the upper end of level connection joint reinforcing bar, under nut
It is lined with pad.
Claims (13)
1. a kind of steel bar connecting structure of prefabricated components, it is characterised in that：The first prefabricated mixed of the first connection reinforcing bar is set including interior
Solidifying soil component, end are stretched out and are leaned on the second precast concrete of the second connection reinforcing bar, first precast concrete
The end of nearly second precast concrete is pre-buried to be provided with connection box；The side of the connection box is set to be opened with open
Mouth side, the side adjacent with the open-position-side is set to the first side, and the opposite side relative with first side is set to the second side；It is described
First connection reinforcing bar end is fixedly connected the first side for being arranged on the connection box, and the second connection reinforcing bar end is through connection
After the lower reinforcing bar patchhole that the side of box second is arranged be connected the securing member that sets in box and be fixedly connected；The open-position-side of the connection box
An open side surface with first precast concrete is connected.
2. the steel bar connecting structure of prefabricated components according to claim 1, it is characterised in that：The second connection reinforcing bar end
End is provided with external screw thread, and the securing member is to be arranged on the nut inside connection box, and between the nut and connection box covering is provided with
The pad of lower reinforcing bar patchhole.
3. the steel bar connecting structure of prefabricated components according to claim 1, it is characterised in that：The lower reinforcing bar patchhole with
Gap cooperation is set between second connection reinforcing bar of insertion.
4. the steel bar connecting structure of prefabricated components according to claim 1, it is characterised in that：First precast concrete
Component is upper precast concrete wall panel, and second precast concrete is lower precast concrete wall panel.
5. the steel bar connecting structure of prefabricated components according to claim 1, it is characterised in that：First precast concrete
Component is precast concrete wall panel, and second precast concrete is horizontal precast concrete.
6. the steel bar connecting structure of prefabricated components according to claim 1, it is characterised in that：The connection box includes first
Side offers reinforcing bar patchhole, and the first connection reinforcing bar end is fixedly connected and is arranged in the upper reinforcing bar patchhole.
7. the steel bar connecting structure of prefabricated components according to claim 6, it is characterised in that：Described lower reinforcing bar patchhole
Bore dia is inserted with diameter greater than upper reinforcing bar, upper reinforcing bar patchhole is connected reinforcing bar for interference fits with the first of insertion.
8. the steel bar connecting structure of prefabricated components according to claim 6, it is characterised in that：The first connection reinforcing bar end
Hold through after the upper reinforcing bar patchhole of connection box be connected box and be welded and fixed.
9. the steel bar connecting structure of prefabricated components according to claim 6, it is characterised in that：The first connection reinforcing bar end
The upper reinforcing bar patchhole through connection box is held, and is connected nut by screw thread in the first connection reinforcing bar end, spiral shell
Pad is lined with mother.
10. the steel bar connecting structure of prefabricated components according to claim 1, it is characterised in that：The connection box includes the
Side is fixedly installed branch sleeve, and the first connection reinforcing bar end is fixedly connected and is arranged in the branch sleeve.
The steel bar connecting structure of 11. prefabricated components according to claim 10, it is characterised in that：The first connection reinforcing bar
End makes screw thread, and it is solid that the first connection reinforcing bar end is screwed into connection in the branch sleeve of connection box by screw thread
It is fixed.
The steel bar connecting structure of 12. prefabricated components according to claim 5, it is characterised in that：The horizontal concrete
Second connection reinforcing bar of native component stretches out after horizontal precast concrete bent at ends, and is connected the securing member that sets in box
It is fixedly connected.
The steel bar connecting structure of 13. prefabricated components according to claim 1, it is characterised in that：Tamp in the connection box
It is provided with filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611026418.5A CN106638981A (en) | 2016-11-22 | 2016-11-22 | Steel bar connection structure of prefabricated parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611026418.5A CN106638981A (en) | 2016-11-22 | 2016-11-22 | Steel bar connection structure of prefabricated parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106638981A true CN106638981A (en) | 2017-05-10 |
Family
ID=58808937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611026418.5A Pending CN106638981A (en) | 2016-11-22 | 2016-11-22 | Steel bar connection structure of prefabricated parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106638981A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288269A (en) * | 2017-07-21 | 2017-10-24 | 长沙远大住宅工业集团股份有限公司 | A kind of prefabricated post attachment structure |
| CN107700748A (en) * | 2017-09-21 | 2018-02-16 | 中国建筑股份有限公司 | Lightweight concrete load bearing heat preserving integrated wallboard and attachment structure and its construction method |
| CN107700676A (en) * | 2017-09-20 | 2018-02-16 | 中国建筑股份有限公司 | A kind of dry method connecting plate type structural system and its construction method |
| CN109339347A (en) * | 2018-12-12 | 2019-02-15 | 上海宝冶集团有限公司 | A kind of assembled architecture reinforcing bar connector and its application method |
| CN109339344A (en) * | 2018-10-10 | 2019-02-15 | 湖南大学 | A kind of high level assembly concrete shear wall structure boxlike connection structure and method |
| CN109339348A (en) * | 2018-12-12 | 2019-02-15 | 上海宝冶集团有限公司 | A kind of assembled architecture reinforcing bar connector and its application method |
| CN109441017A (en) * | 2018-11-30 | 2019-03-08 | 上海宝冶集团有限公司 | A kind of dry type reinforcing bar connector and its application method for assembled architecture |
| CN109667391A (en) * | 2018-11-30 | 2019-04-23 | 上海宝冶集团有限公司 | A kind of dry type reinforcing bar connector and its application method for assembled architecture |
| CN109898749A (en) * | 2019-04-12 | 2019-06-18 | 上海宝冶集团有限公司 | A kind of reinforcing steel bar connecting device and its construction method |
| WO2020156327A1 (en) * | 2019-01-31 | 2020-08-06 | 上海易拼利联建筑科技有限责任公司 | Adaptive rod connection apparatus |
| CN115198879A (en) * | 2022-07-24 | 2022-10-18 | 山东省建筑设计研究院有限公司 | Energy-saving building structure capable of reducing building energy consumption |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107288269A (en) * | 2017-07-21 | 2017-10-24 | 长沙远大住宅工业集团股份有限公司 | A kind of prefabricated post attachment structure |
| CN107700676A (en) * | 2017-09-20 | 2018-02-16 | 中国建筑股份有限公司 | A kind of dry method connecting plate type structural system and its construction method |
| CN107700676B (en) * | 2017-09-20 | 2023-11-10 | 中国建筑股份有限公司 | Dry-method connection plate type structural system and construction method thereof |
| CN107700748A (en) * | 2017-09-21 | 2018-02-16 | 中国建筑股份有限公司 | Lightweight concrete load bearing heat preserving integrated wallboard and attachment structure and its construction method |
| CN109339344A (en) * | 2018-10-10 | 2019-02-15 | 湖南大学 | A kind of high level assembly concrete shear wall structure boxlike connection structure and method |
| CN109441017A (en) * | 2018-11-30 | 2019-03-08 | 上海宝冶集团有限公司 | A kind of dry type reinforcing bar connector and its application method for assembled architecture |
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| CN109339347A (en) * | 2018-12-12 | 2019-02-15 | 上海宝冶集团有限公司 | A kind of assembled architecture reinforcing bar connector and its application method |
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| WO2020156327A1 (en) * | 2019-01-31 | 2020-08-06 | 上海易拼利联建筑科技有限责任公司 | Adaptive rod connection apparatus |
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Application publication date: 20170510 |