CN110409630A - A kind of prefabricated plate end joint connection in site method - Google Patents
A kind of prefabricated plate end joint connection in site method Download PDFInfo
- Publication number
- CN110409630A CN110409630A CN201910639433.4A CN201910639433A CN110409630A CN 110409630 A CN110409630 A CN 110409630A CN 201910639433 A CN201910639433 A CN 201910639433A CN 110409630 A CN110409630 A CN 110409630A
- Authority
- CN
- China
- Prior art keywords
- plate
- prefabricated
- prefabricated board
- positioning plate
- edge
- 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
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- 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
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
-
- 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
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
-
- 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
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
- E04B1/612—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
Abstract
The present invention relates to a kind of prefabricated plate end joint connection in site methods, comprising the following steps: the first step, first piece of prefabricated board are placed；Second step places edge positioning plate；Third step places centralized positioning plate；4th step, other prefabricated boards are placed；5th step, the connection of plate end.The present invention can be such that prefabricated board is accurately positioned in assembly, improve the globality of prefabricated board, while keeping the connection of prestress wire stronger, and improve work efficiency, save the set-up time.
Description
Technical field
The present invention relates to a kind of prefabricated plate end joint connection in site method, the assembled for belonging to civil engineering subject is built
Build technology construction field.
Background technique
Assembled architecture refers to the structural elements such as plate, beam, wall, the stair that building is needed, good by standard production in factory,
The building that these prefabricated components are assembled at the construction field (site) again.With China " building industrialization, housing industrialization " process
Quickening, new hot spot is become to the new technology development of prefabricated component.Since prefabricated components are produced in factory, build
The quality made is easy to get standardization control, and the environment of transport and installation is more complex, and influence factor is more.Therefore, prefabricated components
Installation Technology just become particularly critical.When prefabricated board is installed at the scene, is first measured according to drawing and determine prefabricated board needs
The position of placement is lifted prefabricated board in place by the position；Then pre-buried drawing anchor steel is placed in the plate stitch or core bore of two plates
Transverse shearing force of the muscle to resist plate；Finally at prefabricated board plate end and plate side seams casting concrete.This construction technology is deposited
In following several disadvantages:
(1) riding position of every piece of prefabricated board is required to measure in advance and determine, can not once position；
(2) need make to draw anchor reinforcing bar, when connection will drawing anchor reinforcing bar be put into plate stitch between two adjacent prefabricated boards or
It is complex for operation step in core bore；
(3) quality of connection at plate abutted seam is unable to get standardized control.
Currently, in face of prefabricated board site operation at this stage there are the problem of, it is necessary to carry out a kind of prefabricated plate end
The exploitation of head joint connection in site method, to guarantee the site operation quality of prefabricated board.
Summary of the invention
The present invention provides a kind of prefabricated plate end joint connection in site methods, connect to solve current prefabricated board plate end
The riding position of the prefabricated board occurred when connecing can not position once, draw that anchor reinforcing bar is complex for operation step, the connection at plate abutted seam
Not the problems such as quality not can guarantee.
In order to achieve the above objectives, The technical solution adopted by the invention is as follows: a kind of prefabricated plate end joint connection in site
Method, the prefabricated board include that plate body, hollow hole, both ends stretch out the prestress wire of end, are fixedly installed on plate end edge
The locating slot at angle；Connecting elements, edge positioning plate, centralized positioning plate are provided between the adjacent prefabricated board；The connection structure
Part is for connecting the corresponding prestress wire in contiguous prefabricated plate end；The edge positioning plate and locating slot cooperate, and are used for
Positioning between the contiguous prefabricated plate of marginal position；The centralized positioning plate and locating slot cooperate, for the adjacent of middle position
Positioning between prefabricated board；The connection method the following steps are included:
(1) first piece of prefabricated board is placed: determining position according to drawing, first piece of prefabricated board is placed by boom hoisting, checking peace
It puts position and confirms errorless；
(2) it places edge positioning plate: edge positioning plate being mounted in the locating slot at first piece of prefabricated board plate end margin position；
(3) it places centralized positioning plate: centralized positioning plate is mounted among first piece of prefabricated board plate end in the locating slot at position；
(4) other prefabricated boards place: the riding position of second piece of prefabricated board on first piece of prefabricated board edge positioning plate and
Subject to centralized positioning plate, and remaining prefabricated board is placed to corresponding position with same method；
(5) plate end connects:
(5-1) steel strand wires Node connectedness: the corresponding prestress wire of adjacent two pieces of prefabricated boards is connected by connecting elements
It picks up and；
(5-2) plate end post-cast strip concreting: the region that positioning plate, centralized positioning plate, prefabricated board surround at edge
Inside pour into concrete and vibration compacting；
(5-3) makes prefabricated board formation one adjacent to each other complete continuous using the method for covering watering moisture-keeping maintaining
Body.
Further be provided in, the locating slot include L-type connecting plate, two be fixedly installed on L-type connecting plate respectively
The U-shaped card slot of two sides, locating slot rivet, the locating slot rivet are fixed at the inner surface of L-type connecting plate, for that will determine
Position slot is fixed on the plate end edge of prefabricated board.
It is further provided in, the edge positioning plate includes that closed plate and two are fixedly installed on closed plate two respectively
The fixed inserted sheet in the edge of side, the fixed inserted sheet in the edge are equilateral L-type plate, two right-angle side respectively with two U of locating slot
Type card slot matches.
It is further provided in, the centralized positioning plate includes two blocks of leakage plates disposed in parallel, for two pieces of connection
The fixed inserted sheet in center for leaking the connecting plate of plate, being respectively arranged at leakage plate two sides, the fixed inserted sheet in the center is equilateral L-type
Plate, two right-angle side match with two U-shaped card slots of locating slot respectively.
It is further provided in, the connecting elements includes that connection steel strand wires and two are respectively welded in connection steel strand wires
The shape of the anchoring connector at both ends, the connection steel strand wires is forniciform cylindrical body, and connection steel strand wires are flexible, connect with plate
It is afterwards linear；The check valve that the anchoring connector includes the anchored column of boring, is set in anchored column, the list
To valve and prestress steel twist lines matching, it is made only unidirectionally to be inserted into not reversible pull-out.
It is further provided in, the anchoring connector side is provided with counteracting spring, and the counteracting spring is pressed for circle
Pressure device is matched with check valve, for controlling the opening and closing of check valve.
Further, in the step (2) edge positioning plate it is specific placement steps are as follows: edge positioning plate is any one
In the U-shaped card slot for the locating slot that the fixed inserted sheet in the edge of side is caught in first piece of prefabricated board plate end margin position.
Further, in the step (3) centralized positioning plate it is specific placement steps are as follows: by any of centralized positioning plate
The fixed inserted sheet in one center is caught among first piece of prefabricated board plate end in the U-shaped card slot of the locating slot at position.
Further, it is characterised in that steps are as follows for the specific placement of second piece of prefabricated board in the step (4): by rising
Device for hoisting lifts by crane second piece of prefabricated board, and riding position is subject to edge positioning plate and centralized positioning plate on first piece of prefabricated board,
It is respectively clamped into the fixed inserted sheet in edge, the fixed inserted sheet in center on second piece of prefabricated board in corresponding U-shaped card slot.
Further, it is characterised in that the step (5-1) is further comprising the steps of: whether checking steel strand wires Node connectedness
Correctly, closely, if there is connection error or loosening, check valve can be opened by pressing counteracting spring, moves back anchoring connector reversely
Out, correct connection again.
After adopting the above scheme, compared with prior art, the present invention having the advantage that
1. the use of edge positioning plate, centralized positioning plate of the present invention, controls preset space between prefabricated board plate accurately
System, while the globality between prefabricated board can also be improved；
2. the prestress wire in prefabricated board of the present invention, is attached by connecting elements, has and be connected firmly, install
Simply, the characteristics of rapid and convenient, operating procedure when Node connectedness is simplified；
3. the installation of other prefabricated boards no longer needs positioning marking the invention enables in addition to first piece of prefabricated board, save
It the set-up time of worker, improves work efficiency, the quality of connection at plate abutted seam is made to have obtained standardized control.
Detailed description of the invention
Fig. 1 is the integrated connection schematic diagram of prefabricated board of the present invention.
Fig. 2 is the structural schematic diagram of monolithic prefabricated board of the present invention.
Fig. 3 is the structural schematic diagram of locating slot of the present invention.
Fig. 4 is the structural schematic diagram of connecting elements of the present invention.
Fig. 5 is the structural schematic diagram of present invention anchoring connector.
Fig. 6 is the structural schematic diagram of edge positioning plate of the present invention.
Fig. 7 is centralized positioning plate structural schematic diagram of the present invention.
Figure label: 1 prefabricated board, 11 prefabricated board plate bodies, the hollow hole of 12 prefabricated boards, 13 prestress wires, 14 locating slots,
141U shape card slot, 142L type connecting plate, 143 locating slot rivets；2 connecting elements, 21 connection steel strand wires, 22 anchoring connectors, 221 anchors
Gu cylinder, 222 check valves, 223 counteracting springs；3 edge positioning plates, the fixed inserted sheet in 31 edges, 32 closed plates；4 centralized positioning plates,
41 leakage plates, the fixed inserted sheet in 42 centers, 43 connecting plates；5 plate ends post-cast strip.
Specific embodiment
The prefabricated board that the present embodiment uses is having a size of long 3000mm, width 1200mm, high 120mm, pre-buried prestress wire 8
Root is described in further details below in conjunction with the drawings and specific embodiments.
In conjunction with Fig. 1-7, the prefabricated plate end locating connector of one of present invention includes prefabricated board 1, connection
Component 2, edge positioning plate 3, centralized positioning plate 4, plate end post-cast strip 5.
The prefabricated board 1 is by prefabricated board plate body 11, the hollow hole 12 of prefabricated board, prestress wire 13 and 14 groups of locating slot
At.
Prefabricated board plate the body 11 long 3000mm, wide 1200mm, high 120mm.
The hollow hole 12 of the prefabricated board be diameter 25mm circular hole, totally 13, along 11 wide direction of prefabricated board plate body
Spacing 37mm is evenly arranged, and runs through 11 length direction of prefabricated board plate body, and 11 short transverse protective layer thickness of prefabricated board plate body is
35mm, 11 width direction protective layer thickness of prefabricated board plate body are 53mm.
The prestress wire 13 is diameter 12.7mm steel strand wires, arranges 8 in 11 lower tension area of prefabricated board plate body
Root, thickness of concrete cover 40mm arrange that 11 plate end of prefabricated board plate body is all stretched out at both ends along 11 longitudinal direction of prefabricated board plate body
Outer 30mm.
The locating slot 14 is made of U-shaped card slot 141, L-type connecting plate 142 and locating slot rivet 143.Locating slot 14 is logical
Cross four plate end edges that locating slot rivet 143 anchors to prefabricated board plate body 11.
The U-shaped card slot 141 is U-shaped strip, U-type groove depth 20mm, wide 2mm, long 120mm.
The L-type connecting plate 142 is equilateral L-type strip, the equilateral wide 80mm of L-type side, thick 2mm, long 120mm.
143 shape of locating slot rivet is cylindrical body, and diameter 10mm, long 30mm, are fixed on L-type connecting plate by totally 4
On 142 four angles.
The connecting elements 2 is made of connection steel strand wires 21 and 2 anchoring connector 22, can be by contiguous prefabricated 1 plate of plate
End prestress wire 13 links together, and the length of entire connecting elements 2 is 150mm.
21 shape of connection steel strand wires is forniciform cylindrical body, and diameter 12.7mm, length 9mm connect steel
Twisted wire is flexible, is linear after connecting with plate.
The anchoring connector 22 is made of anchored column 221, check valve 222, counteracting spring 223.
The anchored column 221 be hollow cylinder, internal diameter 15mm, outer diameter 25mm are highly 30mm, one end with
Connection steel strand wires 21 are welded into an entirety.
The check valve 222 is the round check valve that can be opened and closed, and diameter 15mm is placed on anchored column 221
It in internal radius, is matched with prestress wire 13, the prestress wire 13 of insertion anchoring connector 22 can be lockked, make it only
Unidirectionally it is inserted into not reversible pull-out.
The counteracting spring 223 is the round press device of diameter 5mm, the side of anchoring connector 22 is mounted on, with list
It is matched to valve 222, can control the opening and closing of check valve 224, can be inserted into and can reversely exit when pressing, when closing can only unidirectionally insert
Enter not reversible exit.If occurring connection error in installation process, check valve 222 can be opened by pressing counteracting spring 223, made
Anchoring connector 22 reversely exits, reconnect.
The edge positioning plate 3 is made of the fixed inserted sheet 31 in edge and closed plate 32.
The fixed inserted sheet 31 in the edge is equilateral L-type plate, and totally two, L-type side width is 80mm, thick 2mm, high 120mm, edge
Short transverse and closed plate 31 are affixed, and L-type side is matched with U-shaped card slot 141.
The closed plate 32 is rectangle thin plate, high 120mm, thick 2mm, with 150mm and 30mm two types.
The centralized positioning plate 4 is made of leakage plate 41, the fixed inserted sheet 42 in center, connecting plate 43.
The leakage plate 41 be rectangle thin plate, totally two, arranged in parallel, long 150mm, high 120mm, thick 2mm,
It is evenly arranged the circular hole of 9 diameter 20mm in plate face, passes through for concrete from centre.
The fixed inserted sheet 42 in the center is equilateral L-type plate, and totally four, L-type side width is 80mm, thick 2mm, high 120mm, edge
Short transverse and leakage plate 41 are affixed, and L-type side is matched with U-shaped card slot 141.
The connecting plate 43 be rectangular sheet, wide 40mm, thick 2mm, high 120mm, totally two, will leakage plate 41 and in
The fixed inserted sheet 42 of the heart is connected as an entirety.
The plate end post-cast strip 5, wide 150mm are by edge positioning plate 3, centralized positioning plate 4 and four pieces of prefabricated boards 1
The region surrounded.
The specific implementation method of the present embodiment includes the following steps:
(1) first piece of prefabricated board is placed.
(1-1) determines riding position: determining that first piece of prefabricated board 1 needs to be placed in the upper left of entire plate according to construction drawing
Angle Position is marked in corresponding position；
(1-2) first piece of prefabricated board lifting: first piece of prefabricated board 1 is put by the specific bit marked in advance by boom hoisting
It sets；
(1-3) checks riding position: checking whether the riding position of first piece of prefabricated board 1 is correct by measuring instrument, really
Recognize errorless rear progress in next step.
(2) edge positioning plate is placed.
The fixed inserted sheet 31 in edge on edge positioning plate 3 is caught in the plate end edge of the first piece of prefabricated board 1 placed
In the U-shaped card slot 141 of edge position.
(3) centralized positioning plate is placed.
The fixed inserted sheet 42 in any one center of interfix plate 4 is caught in the first piece of prefabricated board 1 placed
Among plate end in the U-shaped card slot 141 at position.
(4) other prefabricated boards are placed.
Second piece of prefabricated board 1 is lifted by crane by boom hoisting, riding position is with the edge positioning plate on first piece of prefabricated board 1
3 and centralized positioning plate 4 subject to so that inserted sheet 31 is fixed at edge, the fixed inserted sheet 42 in center is caught in the U-shaped card slot of opposite position
In 141, and remaining prefabricated board 1 is placed to corresponding position with same method.
(5) plate end connects.
(5-1) steel strand wires Node connectedness: by connecting elements 2, adjacent two pieces of prefabricated boards 1 are stretched out into the prestressing force outside plate end
Steel strand wires 13 connect；
(5-2) checks whether steel strand wires Node connectedness is correct, close, if there is connection error or loosening, can pass through pressing
Counteracting spring 223 opens check valve 222, exits anchoring connector 22 reversely, reconnect；
(5-3) pours into the concrete and vibration compacting of C30 in plate end post-cast strip 5；
(5-4) makes the formation of prefabricated board 1 one adjacent to each other complete continuous using the method for covering watering moisture-keeping maintaining
Body improves the total tune of prefabricated board 1.
It above are only specific embodiments of the present invention, all changes that unsubstantiality is carried out using the present invention should belong to and invade
Violate the behavior of the scope of the present invention.
Claims (10)
1. a kind of prefabricated plate end joint connection in site method, the prefabricated board includes plate body, hollow hole, the equal extension end in both ends
The prestress wire of head, it is characterised in that: the prefabricated board further includes the locating slot for being fixedly installed on plate end edge angle；Adjacent
Connecting elements, edge positioning plate, centralized positioning plate are provided between the prefabricated board；The connecting elements is contiguous prefabricated for connecting
The corresponding prestress wire in plate end；The edge positioning plate and locating slot cooperate, for the contiguous prefabricated of marginal position
Positioning between plate；The centralized positioning plate and locating slot cooperate, for the positioning between the contiguous prefabricated plate in middle position；Institute
State connection method the following steps are included:
(1) first piece of prefabricated board is placed: determining position according to drawing, first piece of prefabricated board is placed by boom hoisting, checking and place position
It sets and confirms errorless；
(2) it places edge positioning plate: edge positioning plate being mounted in the locating slot at first piece of prefabricated board plate end margin position；
(3) it places centralized positioning plate: centralized positioning plate is mounted among first piece of prefabricated board plate end in the locating slot at position；
(4) other prefabricated boards place: the riding position of second piece of prefabricated board on first piece of prefabricated board edge positioning plate and center
Subject to positioning plate, and remaining prefabricated board is placed to corresponding position with same method；
(5) plate end connects:
(5-1) steel strand wires Node connectedness: the corresponding prestress wire of adjacent two pieces of prefabricated boards is connected by connecting elements
Come；
The post-cast strip concreting of (5-2) plate end: it is poured in the region that edge positioning plate, centralized positioning plate, prefabricated board surround
Enter concrete and vibration compacting；
(5-3) allows prefabricated board adjacent to each other to form a complete non-individual body using the method for covering watering moisture-keeping maintaining.
2. a kind of prefabricated plate end joint connection in site method according to claim 1, it is characterised in that: the positioning
Slot include L-type connecting plate, two be fixedly installed on the U-shaped card slot of L-type connecting plate two sides, locating slot rivet, the positioning respectively
Slot rivet is fixed at the inner surface of L-type connecting plate, for locating slot to be fixed on to the plate end edge of prefabricated board.
3. a kind of prefabricated plate end joint connection in site method according to claim 1, it is characterised in that: the edge
Positioning plate includes the fixed inserted sheet in edge that closed plate and two are fixedly installed on closed plate two sides respectively, the fixed inserted sheet in the edge
For equilateral L-type plate, two right-angle side matches with two U-shaped card slots of locating slot respectively.
4. a kind of prefabricated plate end joint connection in site method according to claim 1, it is characterised in that: the center
Positioning plate include two pieces it is disposed in parallel leakage plate, for connect two pieces leakage plate connecting plate, be respectively arranged at leak plate two
The fixed inserted sheet in the center of side, the fixed inserted sheet in the center are equilateral L-type plate, two right-angle side respectively with two U of locating slot
Type card slot matches.
5. a kind of prefabricated plate end joint connection in site method according to claim 1, it is characterised in that: the connection
Component includes that connection steel strand wires and two are respectively welded in the anchoring connector at connection steel strand wires both ends, the shape of the connection steel strand wires
Shape is forniciform cylindrical body, and connection steel strand wires are flexible, is linear after connecting with plate；The anchoring connector includes internal empty
The anchored column of the heart, the check valve being set in anchored column, the check valve and prestress steel twist lines matching, keep it only single
To the not reversible pull-out of insertion.
6. a kind of prefabricated plate end joint connection in site method according to claim 5, it is characterised in that: the anchoring
Connector side is provided with counteracting spring, and the counteracting spring is round press device, matches with check valve, for controlling check valve
Opening and closing.
7. a kind of prefabricated plate end joint connection in site method according to claim 3, it is characterised in that the step
(2) steps are as follows for the specific placement of edge positioning plate in: the fixed inserted sheet in the edge of any side of edge positioning plate is caught in first piece
In the U-shaped card slot of the locating slot at prefabricated board plate end margin position.
8. a kind of prefabricated plate end joint connection in site method according to claim 4, it is characterised in that the step
(3) steps are as follows for the specific placement of centralized positioning plate in: the fixed inserted sheet in any one center of centralized positioning plate is caught in first piece
Among prefabricated board plate end in the U-shaped card slot of the locating slot at position.
9. a kind of prefabricated plate end joint connection in site method according to claim 3 or 4, it is characterised in that the step
Suddenly steps are as follows for the specific placement of second piece of prefabricated board in (4): being lifted by crane second piece of prefabricated board by boom hoisting, riding position
The edge positioning plate and centralized positioning plate being subject on first piece of prefabricated board block the fixed inserted sheet in edge, the fixed inserted sheet in center respectively
Enter on second piece of prefabricated board in corresponding U-shaped card slot.
10. a kind of prefabricated plate end joint connection in site method according to claim 6, it is characterised in that the step
(5-1) is further comprising the steps of: checking whether steel strand wires Node connectedness is correct, close, if there is connection error or loosening, can lead to
It crosses pressing counteracting spring and opens check valve, exit anchoring connector reversely, again correct connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639433.4A CN110409630B (en) | 2019-07-16 | 2019-07-16 | On-site connection method for end of prefabricated slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639433.4A CN110409630B (en) | 2019-07-16 | 2019-07-16 | On-site connection method for end of prefabricated slab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110409630A true CN110409630A (en) | 2019-11-05 |
| CN110409630B CN110409630B (en) | 2020-11-06 |
Family
ID=68361578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910639433.4A Active CN110409630B (en) | 2019-07-16 | 2019-07-16 | On-site connection method for end of prefabricated slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110409630B (en) |
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| CN1632256A (en) * | 2005-01-14 | 2005-06-29 | 吴方伯 | Reinforced concrete split joint floorslab and construction method thereof |
| CN1776089A (en) * | 2004-11-18 | 2006-05-24 | 马克斯博革建筑有限公司 | Plate combination structure manufacturing method and pre-fabricated reinforced concrete slab and tensioning device |
| KR20090058101A (en) * | 2007-12-04 | 2009-06-09 | 한국건설기술연구원 | Composite bridge structure with concrete shear connector and construction method of the same |
| CN108978853A (en) * | 2018-08-18 | 2018-12-11 | 沈阳建筑大学 | Assemble type concrete slab connecting node |
| DE202019100010U1 (en) * | 2018-10-17 | 2019-01-18 | Zhichen Qian | Prefabricated plate and connecting structure between a prefabricated plate and a prefabricated plate and a beam |
| CN208965867U (en) * | 2018-10-17 | 2019-06-11 | 钱至棽 | The connection structure that a kind of prefabricated board and prefabricated board are connect with prefabricated board, beam |
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2019
- 2019-07-16 CN CN201910639433.4A patent/CN110409630B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1776089A (en) * | 2004-11-18 | 2006-05-24 | 马克斯博革建筑有限公司 | Plate combination structure manufacturing method and pre-fabricated reinforced concrete slab and tensioning device |
| CN1632256A (en) * | 2005-01-14 | 2005-06-29 | 吴方伯 | Reinforced concrete split joint floorslab and construction method thereof |
| KR20090058101A (en) * | 2007-12-04 | 2009-06-09 | 한국건설기술연구원 | Composite bridge structure with concrete shear connector and construction method of the same |
| CN108978853A (en) * | 2018-08-18 | 2018-12-11 | 沈阳建筑大学 | Assemble type concrete slab connecting node |
| DE202019100010U1 (en) * | 2018-10-17 | 2019-01-18 | Zhichen Qian | Prefabricated plate and connecting structure between a prefabricated plate and a prefabricated plate and a beam |
| CN208965867U (en) * | 2018-10-17 | 2019-06-11 | 钱至棽 | The connection structure that a kind of prefabricated board and prefabricated board are connect with prefabricated board, beam |
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| Publication number | Publication date |
|---|---|
| CN110409630B (en) | 2020-11-06 |
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