CN110512634A - A kind of connection structure and installation method of prefabricated buildings and basis - Google Patents
A kind of connection structure and installation method of prefabricated buildings and basis Download PDFInfo
- Publication number
- CN110512634A CN110512634A CN201910794406.4A CN201910794406A CN110512634A CN 110512634 A CN110512634 A CN 110512634A CN 201910794406 A CN201910794406 A CN 201910794406A CN 110512634 A CN110512634 A CN 110512634A
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- Prior art keywords
- connector
- main body
- bottom plate
- column
- bolt
- 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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- 238000009434 installation Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses the connection structures and installation method of a kind of prefabricated buildings and basis, including connector main body, column interface, the first prick post bolt mouth, discharge outlet, ground bolt mouth, connector bottom plate, the second prick post bolt mouth, basis, pre-embedded steel slab, weld seam, chemical anchor bolts, building bottom plate, stud bolt, column connection-peg, pillar, connector main body bolt and stud bolt hole, installation method, include the following steps, step 1, installation foundation connector；Step 2, installation building bottom plate；Step 3 installs pillar；The invention, base connection is simple and compact for structure, and can be different according to the pillar quantity of connection, is divided into single port connector, twoport connector and four mouthfuls of connectors, it can be respectively intended to fix a pillar, two pillars, three pillars or four pillars, suitable for most connection types, installation method multiplicity simply saves trouble, installation is rapidly and secured, convenient disassembly greatly reduces working hour, is conducive to promote.
Description
Technical field
The present invention relates to assembled architecture technical field, the connection structure and peace of specially a kind of prefabricated buildings and basis
Dress method.
Background technique
It is built made of assemble in site as prefabricated component component, referred to as assembled architecture.By prefabricated components form and
Construction method is divided into building block building, plate building, boxlike building, frame board material construction structural and lift slab and rises five seed types such as layer building.
With the development of modern industrial technology, building house can be manufactured in batch completely as machine production.As long as prefabricated
House component, transport to assemble in site get up just at.The connection structure of existing prefabricated buildings and basis, securely and conveniently
It can not get both, and working hour is long, be unfavorable for reducing cost, therefore design the connection structure and installation of a kind of prefabricated buildings and basis
Method be very it is necessary to.
Summary of the invention
The purpose of the present invention is to provide the connection structures and installation method of a kind of prefabricated buildings and basis, on solving
State the problem of proposing in background technique.
In order to solve the above technical problem, the present invention provides following technical solutions: a kind of company of prefabricated buildings and basis
Binding structure, including connector main body, column interface, the first prick post bolt mouth, discharge outlet, ground bolt mouth, connector bottom plate,
Two prick post bolt mouths, basis, pre-embedded steel slab, weld seam, chemical anchor bolts, building bottom plate, stud bolt, column connection-peg, pillar, connection
Part main body bolt and stud bolt hole offer column interface, and corresponding two sides central horizontal at the top of the connector main body
The second prick post bolt mouth is offered, the other corresponding equal level in two lateral roofs of the connector main body offers the first prick post bolt
Mouthful, and the lower section of the first prick post bolt mouth be located at connector main body side bottom correspond to offer discharge outlet, the connector
Main body is fixed in the center of top of connector bottom plate, and the top edge of the connector bottom plate is equidistant to offer ground bolt
Mouthful, the bottom of the connector bottom plate can be weldingly fixed on pre-embedded steel slab by weld seam, and pre-embedded steel slab insertion is arranged in base
The top of plinth, the connector bottom plate can also be fixed across ground bolt mouth with ground by chemical anchor bolts, the connector
The top horizontal of main body is provided with building bottom plate, and the corner of the building bottom plate also offers column interface, and the column interface
Setting is aligned with the column interface at the top of connector main body, cooperation is plugged with column connection-peg in the column interface, and the column is inserted
Connector is fixedly mounted on the end of pillar by stud bolt and stud bolt hole, and stud bolt hole is opened in the side of pillar
One or both ends, the side of the column connection-peg offer length corresponding with the first prick post bolt mouth and the second prick post bolt mouth
Circular hole, and connector main body bolt may pass through this slotted hole and fix column connection-peg and connector main body.
A kind of installation method of prefabricated buildings and basic connection structure, includes the following steps, step 1, installation foundation
Connector；Step 2, installation building bottom plate；Step 3 installs pillar；
Wherein in the above step 1, installation foundation connector includes following two mode:
1) the connector bottom plate and the pre-embedded steel slab in basis that top is fixedly installed to connector main body are welded and fixed；
2) top is fixedly installed the connector bottom plate of connector main body by chemical anchor bolts pass through ground bolt mouth come
It is fixed with ground；
Wherein in above-mentioned steps two, three, installation building bottom plate and pillar include following two mode:
1) it will be put on connector main body without the building bottom plate of column connection-peg, build the column interface on bottom plate and connection
The column interface of part main body will be aligned, then be inserted into after column connection-peg and pillar are fixed by stud bolt and stud bolt hole
At column interface, and by the connector main body bolt at the first prick post bolt mouth and the second prick post bolt mouth by column connection-peg with
Connector main body is fixed；
2) the building bottom plate with column connection-peg is put on connector main body and passes through the first prick post bolt mouth and second
Connector main body bolt at prick post bolt mouth fixes column connection-peg with connector main body, and pillar is covered on column connection-peg,
And stud bolt is tightened.
According to the above technical scheme, there are three types of grown forms for the connector main body tool, and according to the number of column interface
It is divided into single port connector, twoport connector and four mouthfuls of connectors.
According to the above technical scheme, the number of ground bolt mouth has 8 when the connector main body is four mouthfuls of connectors,
In have 4 quadrangles for being distributed in connector bottom plate, remaining 4 are separately positioned at four side edge centers of connector bottom plate；Even
The number of ground bolt mouth has 6 when fitting main body is twoport connector, wherein have 4 quadrangles for being distributed in connector bottom plate,
Remaining 2 are separately positioned at the long side edge center of connector bottom plate；Ground bolt when connector main body is single port connector
The number of mouth has 4, is distributed in the quadrangle of connector bottom plate.
According to the above technical scheme, the column connection-peg can also be weldingly fixed on the column grafting opened up at the top of building bottom plate
In mouthful.
According to the above technical scheme, it is opened up at the top of the column interface and connector main body opened up at the top of the building bottom plate
Column interface specification it is identical.
Compared with prior art, the beneficial effects obtained by the present invention are as follows being: the connection structure of the prefabricated buildings and basis
And installation method, base connection is simple and compact for structure, and can be different according to the pillar quantity of connection, is divided into single port connection
Part, twoport connector and four mouthfuls of connectors can be respectively intended to fix a pillar, two pillars, three pillars or four columns
Son, suitable for most connection types, installation method multiplicity simply saves trouble, and installation is rapidly and secured, and convenient disassembly greatly reduces
In working hour, be conducive to promote.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is overall structure diagram of the invention；
Fig. 2 and Fig. 3 is the mounting structure schematic diagram of base connection and basis of the invention；
Fig. 4 and Fig. 5 is building installing structure of bottom plate schematic diagram of the invention；
Fig. 6 and Fig. 7 is pillar mounting structure schematic diagram of the invention；
Fig. 8 is connector main body bolt mounting structure schematic diagram of the invention；
Fig. 9 is the different types of connector main body schematic diagram of the present invention；
In figure: 1, connector main body；2, column interface；3, the first prick post bolt mouth；4, discharge outlet；5, ground bolt mouth；
6, connector bottom plate；7, the second prick post bolt mouth；8, basic；9, pre-embedded steel slab；10, weld seam；11, chemical anchor bolts；12, bottom is built
Plate；13, stud bolt；14, column connection-peg；15, pillar；16, connector main body bolt；17, stud bolt hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-9 is please referred to, the present invention provides a kind of technical solution: a kind of connection structure of prefabricated buildings and basis, packet
Include connector main body 1, column interface 2, the first prick post bolt mouth 3, discharge outlet 4, ground bolt mouth 5, connector bottom plate 6, second
Prick post bolt mouth 7, basis 8, pre-embedded steel slab 9, weld seam 10, chemical anchor bolts 11, building bottom plate 12, stud bolt 13, column connection-peg
14, pillar 15, connector main body bolt 16 and stud bolt hole 17, the top of connector main body 1 offer column interface 2, and
Corresponding two sides central horizontal offers the second prick post bolt mouth 7, and there are three types of grown forms for the tool of connector main body 1, and are inserted according to column
The number of interface 2 is divided into single port connector, twoport connector and four mouthfuls of connectors, can be respectively intended to fix one, two, three
Root or four pillars 15, the number of ground bolt mouth 5 has 8 when connector main body 1 is four mouthfuls of connectors, wherein there is 4 distributions
In the quadrangle of connector bottom plate 6, remaining 4 are separately positioned at four side edge centers of connector bottom plate 6；Connector main body 1
The number of ground bolt mouth 5 has 6 when for twoport connector, wherein have 4 quadrangles for being distributed in connector bottom plate 6, remaining 2
It is separately positioned at the long side edge center of connector bottom plate 6；Ground bolt mouth 5 when connector main body 1 is single port connector
Number has 4, is distributed in the quadrangle of connector bottom plate 6, ensure that the stability of junction, avoids stress distribution uneven, connection
The other corresponding equal level in two lateral roofs of part main body 1 offers the first prick post bolt mouth 3, and the lower section of the first prick post bolt mouth 3
Side bottom correspondence positioned at connector main body 1 offers discharge outlet 4, and connector main body 1 is fixed in the top of connector bottom plate 6
Center, the top edge of connector bottom plate 6 is equidistant to offer ground bolt mouth 5, and the bottom of connector bottom plate 6 can pass through weld seam
10 are weldingly fixed on pre-embedded steel slab 9, and pre-embedded steel slab 9 is embedded in the top that basis 8 is arranged in, and connector bottom plate 6 can also pass through
Chemical anchor bolts 11 pass through ground bolt mouth 5 to fix with ground, convenient for carrying out affixed, connection with various different types of basic 8
The top horizontal of part main body 1 is provided with building bottom plate 12, and the corner of building bottom plate 12 also offers column interface 2, and the column is inserted
Interface 2 is aligned setting with the column interface 2 at 1 top of connector main body, the column interface 2 and connect that the top of building bottom plate 12 opens up
2 specification of column interface opened up at the top of fitting main body 1 is identical, ensure that the accuracy of connection, cooperation is plugged in column interface 2
Column connection-peg 14, column connection-peg 14 are fixedly mounted on the end of pillar 15, and column by stud bolt 13 and stud bolt hole 17
Hook bolt hole 17 is opened in the side one or both ends of pillar 15, and column connection-peg 14 can also be weldingly fixed on building bottom plate 12 and push up
In the column interface 2 that portion opens up, it can according to need and selected, the side of column connection-peg 14 offers and the first prick post bolt
Mouth 3 and the corresponding slotted hole of the second prick post bolt mouth 7, and connector main body bolt 16 may pass through this slotted hole for column connection-peg
14 and connector main body 1 it is fixed.
A kind of installation method of prefabricated buildings and basic connection structure, includes the following steps, step 1, installation foundation
Connector；Step 2, installation building bottom plate；Step 3 installs pillar；
Wherein in the above step 1, installation foundation connector includes following two mode:
1) top the pre-embedded steel slab 9 in the connector bottom plate 6 and basis 8 of connector main body 1 is fixedly installed to weld admittedly
It is fixed；
2) the connector bottom plate 6 that top is fixedly installed to connector main body 1 passes through ground bolt by chemical anchor bolts 11
Mouthfuls 5 fix with ground；
Wherein in above-mentioned steps two, three, installation building bottom plate and pillar include following two mode:
1) it will be put on connector main body 1 without the building bottom plate 12 of column connection-peg 14, build the column grafting on bottom plate 12
The column interface 2 of mouth 2 and connector main body 1 will be aligned, then column connection-peg 14 and pillar 15 are passed through stud bolt 13 and column cap
Bolt hole 17 is inserted at column interface 2 after fixing, and passes through the company at the first prick post bolt mouth 3 and the second prick post bolt mouth 7
Fitting main body bolt 16 is fixed by column connection-peg 14 and connector main body 1；
2) the building bottom plate 12 with column connection-peg 14 is put on connector main body 1 and passes through the first prick post bolt mouth 3
It is with the connector main body bolt 16 at the second prick post bolt mouth 7 that column connection-peg 14 and connector main body 1 is fixed, by 15 sets of pillar
It is tightened on column connection-peg 14, and by stud bolt 13.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. the connection structure of a kind of prefabricated buildings and basis, including connector main body (1), column interface (2), the first prick post spiral shell
Bolt mouth (3), discharge outlet (4), ground bolt mouth (5), connector bottom plate (6), the second prick post bolt mouth (7), basic (8), pre-buried
Steel plate (9), weld seam (10), chemical anchor bolts (11), building bottom plate (12), stud bolt (13), column connection-peg (14), pillar
(15), connector main body bolt (16) and stud bolt hole (17), it is characterised in that: opened at the top of the connector main body (1)
Equipped with column interface (2), and corresponding two sides central horizontal offers the second prick post bolt mouth (7), the connector main body (1)
In addition it corresponds to the equal level in two lateral roofs and offers the first prick post bolt mouth (3), and the lower section of the first prick post bolt mouth (3) is located at company
The side bottom correspondence of fitting main body (1) offers discharge outlet (4), and the connector main body (1) is fixed in connector bottom plate (6)
Center of top, the top edge of the connector bottom plate (6) is equidistant to offer ground bolt mouth (5), the connector bottom
The bottom of plate (6) can be weldingly fixed on pre-embedded steel slab (9) by weld seam (10), and pre-embedded steel slab (9) insertion is arranged on basis
(8) top, the connector bottom plate (6) can also be fixed across ground bolt mouth (5) with ground by chemical anchor bolts (11),
The top horizontal of the connector main body (1) is provided with building bottom plate (12), and the corner of building bottom plate (12) also offers
Column interface (2), and the column interface (2) is aligned setting with the column interface (2) at the top of connector main body (1), the column is inserted
Cooperation is plugged with column connection-peg (14) in interface (2), and the column connection-peg (14) passes through stud bolt (13) and stud bolt hole
(17) it is fixedly mounted on the end of pillar (15), and stud bolt hole (17) are opened in the side one or both ends of pillar (15),
The side of the column connection-peg (14) offers length corresponding with the first prick post bolt mouth (3) and second prick post bolt mouth (7)
Circular hole, and connector main body bolt (16) may pass through this slotted hole and fix column connection-peg (14) and connector main body (1).
2. a kind of installation method of the connection structure on prefabricated buildings and basis, includes the following steps, step 1, installation foundation connects
Fitting；Step 2, installation building bottom plate；Step 3 installs pillar；It is characterized by:
Wherein in the above step 1, installation foundation connector includes following two mode:
1) top the pre-embedded steel slab (9) in the connector bottom plate (6) and basic (8) of connector main body (1) is fixedly installed to weld
Connect fixation；
2) the connector bottom plate (6) that top is fixedly installed to connector main body (1) passes through ground spiral shell by chemical anchor bolts (11)
Bolt mouth (5) is fixed with ground；
Wherein in above-mentioned steps two, three, installation building bottom plate and pillar include following two mode:
1) it will be put on connector main body (1) without the building bottom plate (12) of column connection-peg (14), the column in building bottom plate (12)
The column interface (2) of interface (2) and connector main body (1) will be aligned, then column connection-peg (14) and pillar (15) are passed through column
Hook bolt (13) and stud bolt hole (17) are inserted at column interface (2) after fixing, and by the first prick post bolt mouth (3) and
Connector main body bolt (16) at second prick post bolt mouth (7) is fixed by column connection-peg (14) and connector main body (1)；
2) the building bottom plate (12) with column connection-peg (14) is put on connector main body (1) and passes through the first prick post bolt mouth
(3) and the connector main body bolt (16) at the second prick post bolt mouth (7) is solid by column connection-peg (14) and connector main body (1)
It is fixed, pillar (15) is covered on column connection-peg (14), and stud bolt (13) is tightened.
3. the connection structure of a kind of prefabricated buildings according to claim 1 and basis, it is characterised in that: the connector
There are three types of grown forms for main body (1) tool, and are divided into single port connector, twoport connector and four according to the number of column interface (2)
Mouth connector.
4. the connection structure of a kind of prefabricated buildings according to claim 3 and basis, it is characterised in that: the connector
The number of ground bolt mouth (5) has 8 when main body (1) is four mouthfuls of connectors, wherein there is 4 to be distributed in connector bottom plate (6)
Quadrangle, remaining 4 are separately positioned at four side edge centers of connector bottom plate (6)；Connector main body (1) is twoport connector
When ground bolt mouth (5) number have 6, wherein there is 4 quadrangles for being distributed in connector bottom plate (6), remaining 2 are respectively set
At the long side edge center of connector bottom plate (6)；The number of ground bolt mouth (5) when connector main body (1) is single port connector
Mesh has 4, is distributed in the quadrangle of connector bottom plate (6).
5. the connection structure of a kind of prefabricated buildings according to claim 1 and basis, it is characterised in that: the column grafting
Head (14) can also be weldingly fixed in the column interface (2) opened up at the top of building bottom plate (12).
6. the connection structure of a kind of prefabricated buildings according to claim 1 and basis, it is characterised in that: the building bottom
The column interface (2) opened up at the top of plate (12) and column interface (2) specification opened up at the top of connector main body (1) are identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910794406.4A CN110512634A (en) | 2019-08-27 | 2019-08-27 | A kind of connection structure and installation method of prefabricated buildings and basis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910794406.4A CN110512634A (en) | 2019-08-27 | 2019-08-27 | A kind of connection structure and installation method of prefabricated buildings and basis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110512634A true CN110512634A (en) | 2019-11-29 |
Family
ID=68628069
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910794406.4A Pending CN110512634A (en) | 2019-08-27 | 2019-08-27 | A kind of connection structure and installation method of prefabricated buildings and basis |
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| Country | Link |
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| CN (1) | CN110512634A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111910960A (en) * | 2020-07-16 | 2020-11-10 | 中铁武汉勘察设计研究院有限公司 | Assembled structure and system of mobile transfer island |
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|---|---|---|---|---|
| CN206928435U (en) * | 2017-06-20 | 2018-01-26 | 江苏华大装配式房屋有限公司 | Load-bearing pillar and the attachment structure on basis |
| CN207749678U (en) * | 2018-01-12 | 2018-08-21 | 赵志平 | A kind of assembled arthitecutral structure wall |
| CN208235798U (en) * | 2017-11-14 | 2018-12-14 | 朗世坤成房屋科技有限公司 | Column structure for prefabricated buildings |
| CN109680795A (en) * | 2019-03-01 | 2019-04-26 | 廖政峰 | A kind of quick assembled type building system and method |
-
2019
- 2019-08-27 CN CN201910794406.4A patent/CN110512634A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206928435U (en) * | 2017-06-20 | 2018-01-26 | 江苏华大装配式房屋有限公司 | Load-bearing pillar and the attachment structure on basis |
| CN208235798U (en) * | 2017-11-14 | 2018-12-14 | 朗世坤成房屋科技有限公司 | Column structure for prefabricated buildings |
| CN207749678U (en) * | 2018-01-12 | 2018-08-21 | 赵志平 | A kind of assembled arthitecutral structure wall |
| CN109680795A (en) * | 2019-03-01 | 2019-04-26 | 廖政峰 | A kind of quick assembled type building system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111910960A (en) * | 2020-07-16 | 2020-11-10 | 中铁武汉勘察设计研究院有限公司 | Assembled structure and system of mobile transfer island |
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Application publication date: 20191129 |
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