CN109853840A - A prefabricated sandwich external wall panel system - Google Patents
A prefabricated sandwich external wall panel system Download PDFInfo
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- CN109853840A CN109853840A CN201910120281.7A CN201910120281A CN109853840A CN 109853840 A CN109853840 A CN 109853840A CN 201910120281 A CN201910120281 A CN 201910120281A CN 109853840 A CN109853840 A CN 109853840A
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- lobe wall
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Abstract
本发明涉及一种装配式夹芯外挂墙板体系，解决了墙板承重、保温、防火等方面的问题并且实现了工厂预制、整体安装，生产施工效率明显提高，工程质量也得以保证。夹芯墙体主要由内叶墙(8)、保温板(9)、外叶墙(10)三部分构成，三层之间通过玻璃纤维连接件(12)相连，墙板通过预埋于外叶墙(10)的U型连接节点(5)与提前焊接在主体结构上的开螺栓孔钢板通过螺栓连接，U型连接节点(5)处焊接若干节点锚固钢筋(16)增强节点在混凝土中的锚固性能。
The invention relates to a prefabricated sandwich external wall panel system, which solves the problems of wall panel load-bearing, thermal insulation, fire prevention and the like, and realizes factory prefabrication and integral installation, significantly improves production and construction efficiency, and ensures project quality. The sandwich wall is mainly composed of three parts, an inner leaf wall (8), a thermal insulation board (9), and an outer leaf wall (10). The three layers are connected by glass fiber connectors (12). The U-shaped connection node (5) of the leaf wall (10) is connected with the bolt-hole steel plate welded on the main structure in advance by bolts, and several nodes are welded at the U-shaped connection node (5) to anchor the steel bar (16) to reinforce the node in the concrete. anchoring performance.
Description
Technical field
The present invention relates to a kind of assembled sandwich out-hung panel systems.
Background technique
As housing industrialization is deep into the every aspect of production, life, by the links collection in house production process
At a complete industrial system, and prefabricated assembled concrete is the major way for realizing housing industrialization, therefore with pre-
Assembling type outer wall plate processed replaces outside concrete wall to be trend of the times.
The 85%-99% that always consumes energy of building is accounted for by the energy that exterior wall loses in building structure, thus externally wallboard into
The design of row insulation is to realize the most effective method of building energy conservation.
Outer wall heat preservation system mainly has self-heat conserving, inside holding, external thermal insulation, sandwich thermal insulated four seed type, Self-thermal-insulation System material
Expect it is more single cannot act as load-bearing, thermal coefficient can not also be accomplished very low, and the shortcomings that inside holding system is then to occupy indoor use
Area can not carry out isothermal holding cold-heat bridge easy to form at Structure Beam-column position and be not easy to secondary decoration.Traditional outer guarantor
Warm system has the requirement of higher level due to insulating layer to fire line on the outside, and it is most of all to make a general survey of domestic and international home fire accident
It is low caused by heat insulating material for external fire resistance.
It is sandwich thermal insulated that due to insulating layer can not only to play the role of fire prevention, the etch-proof prefabrication that is also easier in inside real
Existing heat preservation decoration integrative meets the trend that country widelys popularize assembled architecture, be a kind of collection heat preservation, it is heat-insulated, decorate, load-bearing
In the novel wall of one, production and construction is high-efficient can efficient realization construction assembling.Sandwich wall is by internal lobe wall, siphonal lobe
Wall, insulating layer and connector composition, connector play to Guan Chong the raising of wall integrity energy as three layers of connection of component
The effect wanted.
Summary of the invention
This patent proposes a kind of prefabricated sandwich wall board system, by factory under the premise of guaranteeing construction quality
Change, standardize, assembling combines.Wallboard itself has preferable fire prevention, anticorrosion, thermal insulation property, be a kind of collection keep the temperature, every
Heat, decoration, load-bearing in one novel wall, production and construction it is high-efficient can efficient realization assembling, while also meet build
Build energy-efficient requirement.
Sandwich wall includes ordinary reinforced concrete structure layer, insulation board, has both lightweight and keep the temperature the lightweight concrete of property
Soil is embedded in the U-shaped connecting node of structure sheaf, glass fibre connector, node, wall, the connection type between frame three in advance
And node anti-cold bridge measures, the connection type of boom hoisting and node, integral hoisting and assembling process, solve wallboard load-bearing,
Heat preservation, fire prevention etc. the problem of and realize prefabrication, integral installation, production and construction efficiency significantly improves, engineering matter
Amount is also guaranteed.
Sandwich wall is mainly made of internal lobe wall (8), insulation board (9), siphonal lobe wall (10) three parts, passes through glass between three layers
Glass fibre connector (12) is connected, and wallboard passes through the U-shaped connecting node (5) for being embedded in siphonal lobe wall (10) in advance and is welded on main body in advance
Bolt hole steel plate of opening in structure is bolted, and several joint anchorage reinforcing bar (16) enhancings are welded at U-shaped connecting node (5)
Anchoring property of the node in concrete.
Wallboard lifting and service stage in later period it is very high to siphonal lobe wall (10) intensity requirement thus select C40 or more high grade coagulation
Soil, transverse direction and longitudinal direction arrange steel bar stress according to single layer.Shift to an earlier date pre-buried 2 inner thread sleeves in siphonal lobe wall (10) edge
(13), it is connected with hanging ring (14) as boom hoisting, anchor bar (16) are welded on sleeve and U-shaped connecting node enhances node
Anchoring property in concrete, the pre-buried position of inner thread sleeve (13) and U-shaped connecting node (5), anchor bar (16) welding
Mode is as shown in figure (3), figure (4), figure (6).Since bending moment effect top can tilt nothing to frame in wallboard assembling process
Method installs bolt and without height scaffolding therefore in wallboard lower part far from a pre-buried rope without heat bridge each at the 50cm of both sides of the edge, dress
Timing makes wallboard and frame keeping parallelism install bolt convenient for being accurately positioned on the inside of frame by applying pulling force to rope.
Internal lobe wall (8) is haydite granular polystyrene concrete, selects haydite, granular polystyrene, cement as concrete material.Pottery
Grain can accomplish that lightweight, heat preservation can reach A2 fireproof requirement again in conjunction with granular polystyrene, and test and measure haydite polyphenyl
Particle concrete strength can satisfy the demand of indoor suspension weight, and reserving gaps are convenient for assembly between wallboard and main structure,
It is advisable with 1-2cm.
Wallboard periphery is both needed to 3 U-shaped connecting nodes (5) of arrangement, is divided into lifting two kinds of forms of node and general connecting node.
Lifting node needs inner thread sleeve (13) and upside leg to open bolt hole channel steel overlap joint welding, and lap position is on the downside of channel steel Lumbar
Position, lap of splice 1cm, inner thread sleeve (13) are embedded in siphonal lobe wall concrete in advance completely, and the pre-buried a part of channel steel can be used in advance
Cloth, which crams inner screw sheath bore, prevents concrete from entering sleeve inner, specific welding manner as shown in figure (9), pre-buried mode
Such as figure (6), two lifting nodes are arranged in the larger side of wallboard span.It is pre-buried that general connecting node only need to will open bolt hole channel steel
Among siphonal lobe wall concrete, pre-buried mode is with node is lifted, and joint form is as shown in figure (8), pre-buried position such as figure (7), and one
As connecting node every side arrangement 2-3.U-shaped connecting node (5) is located at internal lobe wall side and opens bolt hole, and nut is welded in U in advance
Inboard leg as shown in figure (7), figure (8), arrange towards outside by node waist on type node, and in main structure corresponding position, spiral shell is opened in welding
Keyhole steel plate such as figure (2), steel plate opening diameter is the same as U-shaped connecting node (5) bolt hole.Be aligned when assembly U-shaped connecting node (5) with
Welding steel bolt hole tightens bolt in internal lobe wall side.Siphonal lobe wall (10) needs to pour internal lobe wall (8) after pouring,
In advance being come out node reserves using mold before pouring internal lobe wall prevents node from covering the assembly of influence later period by concrete.
Glass fibre connector (12) plays the role of connecting interior siphonal lobe wall and insulation board, comprehensively considers single connector
Shearing resistance, tensile property, wallboard self weight and door-window opening position determine glass fibre connector arrange spacing, can with 500mm ×
500mm is reference, and connector form is as shown in figure (11), arrangement such as figure (13).
The existing graphite polystyrene board in market, rock wool board, polyurethane sheet, extruded sheet etc. can be used as insulation board (9) alternatively, thick
Degree can determine according to actual needs.
Innovative point of the invention essentially consists in connection and assembly method.Node is embedded in siphonal lobe wall (10) and main body steel construction in advance
Bolt, switching performance are reliable.Since node is for three layers of sandwich wall of connection function, a big knot has been integrally formed in wallboard
Structure layer bearing load not in only siphonal lobe wall, wallboard stress performance is more preferable.Overall pass through glass for three layers of sandwich wall
Glass fibre connector (12) connection, welds in advance in main structure specified location and opens bolt hole steel plate, U-shaped connecting node (5)
With main structure by strap bolt hole steel plate bolt knot, convenient and efficient need to tighten bolt in internal lobe wall (8) side when assembly,
Formwork selects steel form to ensure that each component is accurately positioned and brings difficulty with the assembly of exempt from customs examination later period.Using graphite polystyrene board etc. at node
Thermal insulation material covers inner layer, and outer layer is handled using the mode that the crack resistences material such as brushing gypsum is crammed, and heat bridge can be effectively reduced
Play the role of insulation, and cram posterior nodal point hole be hidden it is more aesthetically pleasing.
It is welded at suspension centre using inner thread sleeve (13) and U-shaped connecting node (5), and sleeve is embedded in siphonal lobe wall (10) in advance
Mode, joint anchorage reinforcing bar (16) also enhances the strong of entire suspension centre with inner thread sleeve (13) and U-shaped connecting node (5) welding
Degree.Slowly being lifted wallboard in assembling process by lifting by crane hanging ring becomes vertical state from level and is moved to designated position tightening spiral shell
Bolt completes assembly.In service stage since siphonal lobe wall concrete is incombustible material wallboard entirety fire protecting performance to insulation board in centre
Excellent, the thermal and insulating performance energy-saving effect that the cold-prevention bridge processing at internal lobe wall, insulation board and node improves wallboard is obvious.
Wallboard can be completely prefabricated in factory's realization, since connecting node makes three layers of sandwich wall to have globality, has conserved
At rear achievable integral hoisting, the high-efficient wet-less operation of production and construction, and quality increases substantially.
Detailed description of the invention
Fig. 1 is external wall system overall schematic.
Fig. 2 is steel-frame structure and welded beam-to-column connection overall schematic.
Fig. 3 is wallboard entirety and joint anchorage form schematic diagram.
Fig. 4 is lifting node and anchor bar schematic diagram.
Fig. 5 is that node is connect with main structure.
Fig. 6 is inner thread sleeve and U-shaped connecting node is welded and pre-buried position view.
Fig. 7 is non-lifting connecting node layout drawing.
Fig. 8 is non-lifting connecting node detail drawing
Fig. 9 is lifting connection detail.
Figure 10 is internal threaded nut and hanging ring connection schematic diagram.
Figure 11 is glass fibre connector schematic diagram.
Figure 12 is sandwich wall sectional view.
Figure 13 is sandwich wall glass fibre connector arrangement schematic diagram.
Appended drawing reference: 1- frame column, 2- lower box are set a roof beam in place, the upper underbeam welded connections of 3-, 4- column welded connections, 5-U
Type connecting node, 6-U type connecting node bolt, 7- prefabricated sandwich wallboard, 8- internal lobe wall, 9- insulation board, 10- siphonal lobe wall, on 11-
Portion's Vierendeel girder, 12- glass fibre connector, 13, inner thread sleeve, 14- hanging ring, the outside 15- coating, 16- joint anchorage reinforcing bar.
Specific embodiment
The present invention is further explained with reference to the accompanying drawing and illustrates to supplement:
Referring to Fig.1, sandwich wall board system is welded by siphonal lobe wall, internal lobe wall, insulation board, U-shaped connecting node and main structure
A few part compositions such as steel plate.The construction that insulation board (9) finally pour siphonal lobe wall (10) is placed later using internal lobe wall (8) is first poured
Glass fibre connector (12) both ends aperture is first passed through and is accurately positioned by reinforcing bar before pouring by order, and arrangement spacing was not easy
It is close to be also not easy excessively sparse to be reference with 500mm.Node holes is reserved before pouring internal lobe wall haydite granular polystyrene concrete
Hole, insulation board (9) are placed in demoulding after the completion of internal lobe wall (8) pours, it is ensured that insulation board and interior siphonal lobe wall tight bond, insulation board
(9) size is identical as siphonal lobe wall (10) size, and U-shaped connecting node (5) and inner thread sleeve (13) are accurately positioned outside after-pouring
Leaf wall concrete.
Referring to Fig. 2, upper underbeam welded connections (3) and the column welded connections of bolt hole are opened in welding in advance on steel frame
(4) emphasis constructed is the accurate positionin of pre-buried node and welding steel, and position inaccurate can be brought greatly to subsequent assembly
Difficulty, the U-shaped connecting node of the aperture being embedded in concrete (5) and the upper underbeam welded connections being welded on frame in advance
(3), it is connected when column welded connections (4) is assembled by U-shaped connecting node bolt (6).
The hanging ring (14) being connected by lifting with the inner thread sleeve (13) being embedded in concrete after the completion of wall maintenance
Wallboard is become into vertical state from level and then moves to designated position U-shaped connecting node (5) bolt hole and upper underbeam welding company
Fitting (3), column welded connections (4) bolt hole alignment after internal lobe wall (8) side tighten bolt complete assembly.
The gap between wallboard and frame, node are crammed using the material for having both crack resistence and insulation after the assembly is completed
Hole crams inner layer using thermal insulation materials such as graphite polystyrene boards, and outer layer uses the crack resistences materials such as brushing gypsum, last wallboard table
It smears water proof putty and realizes heat preservation decoration integrative in face.
It is this patent content that bolt hole steel plate is opened in welding in advance on steel frame, and square steel tube rigid connection frame is only by patent in figure
Sake of clarity is showed, and this patent is not limited to this, can choose main structure according to the actual situation.
Claims (5)
1. a kind of assembled sandwich out-hung panel system, it is characterised in that:
Sandwich wall includes internal lobe wall (8), insulation board (9), (10) three layers of siphonal lobe wall, passes through glass fibre connector between three layers
(12) be connected, by be embedded in advance the U-shaped connecting node (5) of siphonal lobe wall (10) with weld in advance on the body construction open bolt hole
Steel plate is bolted, and several joint anchorage reinforcing bar (16) enhancing nodes are welded at U-shaped connecting node (5) in concrete
Anchoring property.
2. a kind of assembled sandwich out-hung panel system according to claim 1, it is characterised in that:
It is the concrete of C40 or more label that siphonal lobe wall (10), which selects intensity,.
3. a kind of assembled sandwich out-hung panel system according to claim 1, it is characterised in that:
Shift to an earlier date pre-buried inner thread sleeve (13) in siphonal lobe wall (10) edge, is connected with hanging ring (14) as boom hoisting, is covering
Anchoring property of welding anchor bar (16) the enhancing node in concrete on cylinder and U-shaped connecting node, in siphonal lobe wall (10) wall
The pre-buried rope in plate lower part makes wallboard and frame keeping parallelism convenient for accurate when assembly on the inside of frame by applying pulling force to rope
Location and installation bolt.
4. a kind of assembled sandwich out-hung panel system according to claim 1, it is characterised in that:
Internal lobe wall (8) is haydite granular polystyrene concrete, selects haydite, granular polystyrene, cement as concrete material.
5. a kind of assembled sandwich out-hung panel system according to claim 1, it is characterised in that:
Siphonal lobe wall (10) wallboard periphery is both needed to arrange U-shaped connecting node (5), is divided into lifting two kinds of shapes of node and general connecting node
Formula；
Lifting node needs inner thread sleeve (13) and U-shaped connecting node (5) overlap joint welding, and inner thread sleeve (13) is completely pre-buried
In siphonal lobe wall concrete, two lifting nodes are arranged in the larger side of wallboard span；General connecting node need to only save U-shaped connection
Point (5) is embedded among siphonal lobe wall concrete in advance；
U-shaped connecting node (5) is located at internal lobe wall side and opens bolt hole, and nut is welded in inboard leg on U-shaped node, U-shaped company in advance
It connects node (5) waist to arrange towards outside, when assembly is directed at U-shaped connecting node (5) and welding steel bolt hole, stubborn in internal lobe wall side
Tight bolt；Siphonal lobe wall (10) needs to pour internal lobe wall (8) after pouring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910120281.7A CN109853840A (en) | 2019-02-18 | 2019-02-18 | A prefabricated sandwich external wall panel system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910120281.7A CN109853840A (en) | 2019-02-18 | 2019-02-18 | A prefabricated sandwich external wall panel system |
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| CN109853840A true CN109853840A (en) | 2019-06-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116752691A (en) * | 2023-07-13 | 2023-09-15 | 珠海星杓新材料科技有限公司 | A prefabricated prestressed UHPC curtain wall panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116752691A (en) * | 2023-07-13 | 2023-09-15 | 珠海星杓新材料科技有限公司 | A prefabricated prestressed UHPC curtain wall panel |
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Application publication date: 20190607 |