CN204781575U - A large-scale prefabricated external wall panel integrated with structural insulation and decoration - Google Patents

Abstract

A structural heat-preservation and decoration integrated large prefabricated external wall panel is characterized in that a panel body is formed by compounding a reinforced concrete surface layer and a heat-preservation layer from outside to inside, an embedded part is embedded in the panel body, a surface layer steel bar mesh is paved in the reinforced concrete surface layer, a heat-preservation layer steel bar mesh is paved in the heat-preservation layer, truss steel bars are connected between the surface layer steel bar mesh and the heat-preservation layer steel bar mesh, lower chord steel bars of the truss steel bars are fixedly connected with the surface layer steel bar mesh, and upper chord steel bars of the truss steel bars are embedded in the heat-preservation layer; the upper end and the lower end of the wall plate are respectively provided with a tongue-and-groove for matching connection. The utility model adopts the reinforced concrete panel and the cement-based material heat-insulating layer with self heat-insulating property, has simple structure, can be produced by using a common wallboard production line, is convenient to manufacture and has low cost; the self-weight is light, the integration of structure, heat preservation and decoration can be realized, the building can be directly hung on the main structure of the building, the secondary splicing or the laying of keels is not needed, the installation is convenient, and the building wallboard is suitable for the construction of the direct external hanging prefabricated wallboard in the whole bay.

Description

The decoration integrated large scale prefabricated out-hung panel of a kind of structural thermal insulation

Technical field

The utility model belongs to reinforced concrete work technical field, particularly the decoration integrated large scale prefabricated out-hung panel of a kind of structural thermal insulation.

Background technology

At present, the kind of prefabricated out-hung panel mainly contain using organic material as EPS, XPS or benzene plate etc. as the wallboard of insulation layer and using inorganic material as the wallboard of insulation layer as steam-pressing aero-concrete wallboard and foam concrete wallboard etc.

Wherein, the compound external wall panel Problems existing using organic material as insulation layer: organic material intensity is low, poor durability, needs thicker concrete substrate and panel to come bearing load and protection organic insulation material, causes its weight per unit area large; Because organic material is different with the coefficient of expansion of inorganic material, long-time use easily produces sheet deformation or crack, and external agency enters organic layer from crack, causes its durability to reduce; The refractoriness of organic material is far below inorganic material.Although have good endurance using inorganic material as the compound external wall panel of insulation layer, the advantage that fire-resistance capacity is strong, has following shortcoming: inorganic material poor thermal insulation property, for reaching same heat insulation effect, need plate to do thicker; Inorganic material intensity is low, can not make large scale, generally can not be hung in agent structure directly outward, can only by building by laying bricks or stones or splicing plug-in, or utilize additional keel to connect into entirety.

In addition, existing precast concrete panel product generally needs to make in special manufacturer, and can not utilize the conventional equipment of precast unit factory, need by different engineering drawing requirement customized production, manufacturing process is loaded down with trivial details, and technical requirements is high.

Utility model content

The utility model object is to provide a kind of structural thermal insulation decoration integrated large scale prefabricated out-hung panel, solves in current prefabricated panel to there is organic or inorganic material simultaneously, use easily produce sheet deformation or crack, make external agency enter organic layer from crack, cause its durability to reduce or the problem of inorganic wallboard panels because the coefficient of expansion is different, long-time; Also solve existing prefabricated inorganic wallboard panels poor thermal insulation property, intensity low, can not to be hung in agent structure directly outward, can only by building by laying bricks or stones or splicing plug-in or utilize additional keel to connect into overall technical barrier; In addition, also solve existing prefabricated wallboard product generally to need to manufacture in special manufacturer, the conventional equipment of precast unit factory can not be utilized, need by different engineering drawing requirement customized production, manufacturing process is loaded down with trivial details, technical requirements is high technical problem.

In order to realize above-mentioned task, the utility model adopts following technical solution:

The decoration integrated large scale prefabricated out-hung panel of a kind of structural thermal insulation, its plate body is from outer to inner composited by steel concrete surface layer and insulation layer, built-in fitting is embedded with in described plate body, it is characterized in that: in described steel concrete surface layer, be covered with one deck surfacing steel bar net, one layer of heat preservation layer steel mesh reinforcement is covered with in described insulation layer, truss bars is connected with between described surfacing steel bar net and insulation layer steel mesh reinforcement, the lower edge reinforcing bar of described truss bars is fixedly connected with surfacing steel bar net, and its reinforcing bar that winds up is embedded in insulation layer;

The both sides up and down of described plate body are respectively equipped with the tongue and groove connecting upper and lower plate body, wherein go up and avoid interim support when the symmetry of two ends below tongue and groove has for installing precast beam and the groove that arranges;

Described steel concrete surface layer is thicker four peripheral part, and core is thinner, and the core of insulation layer embeds the core of steel concrete surface layer;

Symmetrically below the following both sides of described plate body and top tongue and groove be provided with for burying four concrete piers socketing built-in fitting, mounting hanger and demoulding sling underground, height and the plate body thickness of concrete pier adapt, and its surface is no more than insulation layer surface;

Following two the concrete pier sides of described plate body are separately provided with two concrete projections for burying supporting embedded part underground, and two concrete are protruding protruding outside in insulation layer to plate body.

As preferred technical scheme, described truss bars is two vertical setting of types row in plate body, or three vertical setting of types row, or groined type arrangement, or horizontal three vertical setting of types row.

Preferred further, be distributed with the steel concrete stiff girder with steel concrete surface layer formed by integrally casting in described plate body.

Preferably, described steel concrete stiff girder is the parallel beam type of surrounding beam type or both sides.

Preferably, described built-in fitting comprises mounting hanger, demoulding sling, supporting embedded part and sockets built-in fitting.

Preferably, on described steel concrete stiff girder, upper position is provided with the steel concrete projection of one cast, and described supporting embedded part is located in steel concrete projection, gos deep in steel concrete panel bottom it through steel concrete stiff girder.

Preferably, described insulation layer is gas concrete insulation layer, foam concrete thermal insulation layer or haydite concrete insulation layer, or the cement-based material insulation layer of above bi-material arbitrarily mixing.

Preferably, has hole in the middle of described plate body, the surrounding at described hole has concrete to thicken circle, thickens between surfacing steel bar net in circle and insulation layer steel mesh reinforcement be provided with hole stiffener at concrete.

Preferred, the outside of described surface layer is also provided with finish coat, and described finish coat is ceramic tile, clear-water concrete decorative panel or ordinary concrete decorative panel.

Compared with prior art, technical advantage of the present utility model specifically has the following aspects:

1) insulation layer adopts light material, as the mixing of gas concrete, foam concrete, haydite concrete or different materials, facilitates construction transport and lifting, reduces dead load while ensureing heat insulation effect;

2) surface layer and insulation layer are cement-based material, therebetween interfacial adhesion is firm, and body is strong, in addition truss bars in conjunction with shear key and cooperative bearing effect, make surface layer and insulation layer can be jointly stressed under deadweight, wind load and geological process, collaborative work;

3) surface layer and insulation layer respectively establish one deck steel mesh reinforcement, to increase the crack resistance of the decoration integrated large scale prefabricated out-hung panel of described structural thermal insulation; Also adopt steel bar girder and concrete stiffening girder to increase the rigidity of wallboard further, insulation layer increases the Anti-pull-press intensity of wallboard by configuration reinforcement, is applicable to the design and construction of large scale whole wallboard simultaneously;

4) be applicable to suitability for industrialized production, production technology is simple, prefabricated superimposed sheet production line can be adopted to complete whole manufacturing process, without the need to special steam-cured, eliminate special high-pressure steaming and cultivating equipment, reduce cost.

The decoration integrated out-hung panel of the utility model structural thermal insulation, the mode of the steel concrete panel that have employed band mo(u)lding surface layer and the cement based heat insulating material collaborative work with self-heat conserving performance, have from heavy and light, structure, insulation, decoration integrated advantage, be applicable to the construction process of whole very large wallboard of monolithic area, be applicable to multi and tall steel building, the out-hung panel of how high-rise prefabricated assembled concrete frame construction, prefabricated assembled concrete shear wall structure, prefabricated assembled concrete frame-shear-wall structure and other building structure.It can directly be hung in agent structure, does not need additional keel, and can according to requirement of engineering customized production in common precast unit factory.

Accompanying drawing explanation

Fig. 1-0 is the structural representation of the embodiment 1 surrounding beam type prefabricated panel that the utility model relates to;

Fig. 1-1 is the cross-sectional view of A-A section in Fig. 1;

Fig. 1-2 is the cross-sectional view of B-B section in Fig. 1;

Fig. 1-3 is cross-sectional view of C-C section in Fig. 1;

Fig. 1-4 is cross-sectional view of D-D section in Fig. 1;

Fig. 1-5 is reinforcement structure schematic diagrames of steel concrete stiff girder 2 in Fig. 1;

Fig. 1-6 is layout schematic diagrames of the truss bars 9 in Fig. 1 in surrounding beam type prefabricated panel;

Fig. 1-7 is reinforcement structure schematic diagrames of V-V section in Fig. 1-6;

Fig. 2-0 is the structural representation of the embodiment 2 both sides beam type prefabricated panel that the utility model relates to;

Fig. 2-1 is the reinforcement structure schematic diagram of steel concrete stiff girder 2 in Fig. 2;

Fig. 2-2 is layout schematic diagrames of the truss bars 9 in Fig. 2 in the parallel beam type prefabricated panel in both sides;

Fig. 3-0 is the structural representation of the embodiment 3 that relates to of the utility model without beam type prefabricated panel;

Fig. 3-1 is the reinforcement structure schematic diagram of steel concrete stiff girder 2 in Fig. 3;

Fig. 4-0 is the structural representation of the embodiment 4 hole type prefabricated panel that the utility model relates to;

Fig. 4-1 is the cross-sectional view of W-W section in Fig. 4;

Fig. 4-2 is reinforcement structure schematic diagrames of truss bars 9 and hole stiffener 15 in Fig. 4;

Fig. 5-0 is the mounting structure schematic diagram of the utility model prefabricated panel;

Fig. 5-1 is the cross-sectional view of N-N section in Fig. 5;

Fig. 5-2 is cross-sectional view of M-M section in Fig. 5.

Reference numeral: 1-steel concrete surface layer, 2-steel concrete stiff girder, 3-steel concrete projection, 4-supporting embedded part, 5-socket built-in fitting in built-in fitting, 6-surfacing steel bar net, 7-insulation layer, 8-insulation layer steel mesh reinforcement, 9-truss bars, 10-groove, 11-mounting hanger, 12-demoulding sling, 13-concrete pier, 14-hole, 15-hole stiffener, 16-precast beam, the airtight bar of 17-, 18-beam, 19-fire proofing material, 20-polyethylene foamed rod, 21-tongue and groove.

Detailed description of the invention

Below in conjunction with accompanying drawing, the utility model is further explained and it is supplementary to illustrate.The utility model relates to the decoration integrated large scale prefabricated out-hung panel of a kind of structural thermal insulation, from-inner-to-outer comprises surface layer and insulation layer, described surface layer is the steel concrete panel 1 of interior paving one deck surfacing steel bar net 6, and the thickness of described reinforced concrete floor is generally 30mm ~ 60mm; Described insulation layer is the cement-based material insulation layer 7 of interior paving one layer of heat preservation layer steel mesh reinforcement 8; Be embedded with built-in fitting in described surface layer, described built-in fitting comprises mounting hanger 11, demoulding sling 12, supporting embedded part 4 and sockets built-in fitting 5; In all embodiments that the utility model relates to, socket built-in fitting 5 and be four, rectangular arrangement with demoulding sling 12, be separately positioned on four bights of rectangular slab; Supporting embedded part 4 is two, is separately positioned on the bight, two, bottom of rectangular slab; Mounting hanger 11 two, is separately positioned on the Liang Ge bight, top of rectangular slab.The portion that described built-in fitting stretches out surface layer is provided with the concrete pier 13 poured into a mould with steel concrete panel 1 one, and the outside of described reinforcement pedestal is concordant with insulation layer; The both sides up and down of described plate body are respectively equipped with the tongue and groove 21 connecting upper and lower plate body, wherein go up to rise when the symmetry of two ends below tongue and groove has for installing precast beam 16 and avoid interim support and the groove 10 that arranges.The bar diameter of described surfacing steel bar net and insulation layer steel mesh reinforcement and spacing according to the scantling of described new structure heat preservation decoration integrative out-hung panel, punch the condition such as form and load case, determine by calculating.Described insulation layer 7 can be gas concrete, foam concrete, haydite concrete or above any two kinds of cement-based material insulation layers mixed.Steel bar girder 9 is provided with between described surfacing steel bar net 6 and insulation layer steel mesh reinforcement 8, its lower edge reinforcing bar is fixedly connected with surfacing steel bar net 6, its reinforcing bar that winds up is embedded in insulation layer, and the lateral surface of steel concrete panel 1 is also raised with the steel concrete stiff girder 2 of formed by integrally casting.

Described steel concrete stiff girder 2 can be the parallel beam type of surrounding beam type or both sides, and also have hole 14 in the middle of wallboard, the surrounding at described hole is provided with hole stiffener 15 between surfacing steel bar net 6 and insulation layer steel mesh reinforcement 8.Wherein, Fig. 1-0 to 1-7 is the structural representation of surrounding beam type prefabricated panel, and Fig. 2-1 to 2-2 is the structural representation of the parallel beam type prefabricated panel in both sides, and Fig. 3-1 to Fig. 3-1 is the structural representation without beam type prefabricated panel; Described truss bars 9 is two vertical setting of types row in plate body, or three vertical setting of types row, or groined type arrangement, or one horizontal three vertical setting of types row, Fig. 4-0 to Fig. 4-2 is structural representations of hole type prefabricated panel, as seen from the figure, the arrangement form of truss bars 9 in surrounding beam type or both sides parallel beam type prefabricated panel is identical, be three parallel vertical truss barses, vertically with steel concrete stiff girder 2 to arrange, and without in beam type prefabricated panel, except having three parallel vertical girder trusses, a transverse truss reinforcing bar is also set in the centre of vertical truss bars; In the type prefabricated panel of hole, at hole, a transverse truss reinforcing bar is respectively set up and down, for strengthening hole edged intensity.

On described steel concrete stiff girder 2, upper position is provided with the steel concrete projection 3 of one cast, and described supporting embedded part 4 is located in steel concrete projection 3, gos deep in steel concrete panel 1 bottom it through steel concrete stiff girder 2.The outside of described surface layer can also be provided with finish coat, and finish coat can use ceramic tile, clear-water concrete decorative panel or ordinary concrete decorative panel.

In the preparation of the decoration integrated large scale prefabricated out-hung panel of the utility model structural thermal insulation, sectional dimension, the reinforcement detailing of the decoration integrated large scale prefabricated out-hung panel of structural thermal insulation, and construct and normally two kinds of ultimate limit states should be used to check according to supporting capacity with the connected node of agent structure.During the manufacturing, the superimposed sheet production line in common precast unit factory or wallboard production line can be utilized, transform production slightly, not need to equip new production line.Its concrete preparation comprises the steps:

Step one, surface layer mould install: the mould installing wallboard surface layer on production line platform mould;

Step 2, surfacing steel bar colligation: in mould, place surface layer steel mesh reinforcement 6 and truss bars 9, the lower edge reinforcing bar of steel bar girder 9 is fixed on surfacing steel bar net 6, and the later stage is embedded in insulation layer the reinforcing bar that winds up outwardly;

The colligation of step 3, other reinforcing bars: the reinforcing bar of assembling reinforcement concrete stiffening girder 2, steel concrete protruding 3 and concrete pier 13;

The concrete of step 4, surface layer is built: utilize and build facing concrete;

Step 5, built-in fitting is set: place in concrete pier 13 position of wallboard and temporary fixed supporting embedded part 4, socket built-in fitting 5, mounting hanger 11 and demoulding sling 12;

Step 6, formwork pouring reinforcement concrete stiff girder 2: formwork pouring reinforcement concrete stiff girder 2, the steel concrete projection 3 that pouring reinforcement colligation is complete on steel concrete stiff girder 2 simultaneously;

The dismounting of the template of step 7, steel concrete stiff girder 2: after the concrete initial set of building, the template of dismantling concrete stiff girder 2, the template also having steel concrete projection 3 of simultaneously removing;

Step 8, insulation layer reinforcing bar binding: colligation insulation layer steel mesh reinforcement 8;

Step 9, insulation layer are built: utilize gas concrete, foam concrete, haydite concrete or above any two kinds of cement-based materials mixed to build insulation layer 7;

Step 10, insulation layer form removable: after the concrete initial set of building, carry out the dismounting of insulation layer template;

Step 11, wallboard maintenance: put into fog room carry out maintenance by completing the component of building, after maintenance completes, can carry out the installation of finish coat panel, so far, wallboard integral manufacturing completes.

When the decoration integrated large scale prefabricated out-hung panel of design the utility model structural thermal insulation, layout, alien invasion effect and the size of first building according to prefabricated assembled concrete carry out the fractionation design of wallboard, determine the size of each component of the wallboard needing preparation; Secondly, consider the arrangement form of the combination of the load actions such as window weight, wind load, geological process and thermal stresses-determine steel concrete stiff girder according to the deadweight of wallboard-need, as surrounding beam type, the parallel beam type in both sides or without beam type; Then, design and the inserting knot of each component feature dimensions of wallboard is carried out; Finally, carry out the calculating of wallboard integral heat insulation performance and check.

The mounting method of the decoration integrated large scale prefabricated out-hung panel of the structural thermal insulation that the utility model relates to, if Fig. 5-0 is to Fig. 5-2, is described as follows:

First, hoisting prefabricated wallboard, to assigned address, adds temporary support, adjusts the height of support and connection node, axial location and verticality; Secondly, hoisting prefabricated beam 16 is to assigned address, the two ends of beam are placed on the interim support groove 10 that pre-sets, make the airtight bar of the rubber on precast beam 16 17 and the airtight bar contraposition of rubber on wallboard, utilize connector or connecting bolt by the supporting embedded part 4 in built-in fitting in beam 18 prefabricated panel with socket built-in fitting 5 and be connected, then build node concrete; The connection of precast beam 16 and wallboard is carried out again by socketing node; By the seam of fire-resistant joint filler 19 shutoff indoor section, outdoor section uses polyethylene foamed rod 20 and building sealant shutoff.Also can first precast beam is temporary fixed with wallboard together with, then integral hoisting is in place.

Claims (9)

1. A large-scale prefabricated external wall panel with structural insulation and decoration integration, the panel body is composed of reinforced concrete surface layer (1) and insulation layer (7) from the outside to the inside, and embedded parts are embedded in the panel body , characterized in that: the reinforced concrete surface layer (1) is covered with a layer of steel mesh (6), the insulation layer (7) is covered with a layer of insulation layer reinforcement mesh (8), and the surface layer of reinforcement mesh A truss reinforcement (9) is connected between (6) and the insulation layer reinforcement mesh (8), the lower chord reinforcement of the truss reinforcement (9) is fixedly connected with the surface layer reinforcement mesh (6), and the upper chord reinforcement is buried in the insulation layer ; The upper and lower sides of the board are respectively provided with grooves (21) connecting the upper and lower boards, and the lower ends of the upper groove are symmetrically opened with grooves for avoiding temporary support when installing prefabricated beams (16) (10); The reinforced concrete surface layer (1) is thicker in four peripheral parts, and the core is thinner, and the core of the insulation layer is embedded in the core of the reinforced concrete surface layer; Four concrete piers (13) are arranged symmetrically on both sides of the lower side of the board body and below the upper side of the tongue and groove for burying the tension joint embedded parts (5), installing the spreader (11) and the demoulding spreader (12) , the height of the concrete pier (13) is adapted to the thickness of the slab body, and its surface does not exceed the surface of the insulation layer; Next to the two concrete piers (13) below the slab, there are two concrete protrusions (3) for embedding the supporting embedded parts (4), and the two concrete bulges (3) protrude toward the outside of the slab. Insulation layer (7). 2. The large-scale prefabricated external wall panel with integrated structural insulation and decoration according to claim 1, characterized in that: the truss steel bars (9) are arranged in two vertical lines, or in three vertical lines, or in a well-shaped arrangement, or Arranged horizontally and vertically. 3. The large-scale prefabricated external-hanging wall panel integrated with structural insulation and decoration according to claim 2, characterized in that: reinforced concrete stiffening beams (2) integrally poured with the reinforced concrete surface layer are distributed in the panel body. 4. The large-scale prefabricated external wall panel with structural insulation and decoration integration according to claim 3, characterized in that: the reinforced concrete stiffening beam (2) is a surrounding beam type or a parallel beam type on both sides. 5. The large-scale prefabricated external wall panel with structural insulation and decoration integration according to claim 4, characterized in that: the reinforced concrete stiffening beam (2) is provided with an integrally cast reinforced concrete protrusion (3) at the upper and lower positions, The supporting embedded part (4) is arranged on the reinforced concrete protrusion (3), and the bottom thereof passes through the reinforced concrete stiffening beam (2) and goes deep into the reinforced concrete panel (1). 6. According to any one of claims 1-5, the integrated large-scale prefabricated external wall panel with structural insulation and decoration is characterized in that: the insulation layer (7) is an aerated concrete insulation layer, a foam concrete insulation layer or ceramsite Concrete insulation layer, or cement-based material insulation layer mixed with any two of the above materials. 7. The large-scale prefabricated external wall panel with structural insulation and decoration integration according to any one of claims 1-5, characterized in that: the embedded parts include installation spreader (11), demoulding spreader (12), Support embedded parts (4) and tie embedded parts (5). 8. The large-scale prefabricated external wall panel with structural insulation and decoration integration according to any one of claims 1-5, characterized in that: there is an opening (14) in the middle of the panel body, and there is concrete thickening around the opening A circle, and a hole reinforcing bar (15) is provided between the surface layer steel mesh (6) and the insulation layer steel mesh (8) in the concrete thickening circle. 9. According to any one of claims 1-5, the integrated large-scale prefabricated external wall panel with structural insulation and decoration is characterized in that: the outer side of the reinforced concrete surface layer (1) is also provided with a facing layer, and the decorative layer The surface layer is ceramic tile, fair-faced concrete decorative board or ordinary concrete decorative board.