CN106836530A - A kind of cast-in-situ concrete member external thermal insulation construction and its construction method - Google Patents
A kind of cast-in-situ concrete member external thermal insulation construction and its construction method Download PDFInfo
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- CN106836530A CN106836530A CN201710177597.0A CN201710177597A CN106836530A CN 106836530 A CN106836530 A CN 106836530A CN 201710177597 A CN201710177597 A CN 201710177597A CN 106836530 A CN106836530 A CN 106836530A
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- 238000009413 insulation Methods 0.000 title claims abstract description 93
- 239000004567 concrete Substances 0.000 title claims abstract description 75
- 238000010276 construction Methods 0.000 title claims abstract description 37
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 23
- 239000002131 composite material Substances 0.000 claims abstract description 62
- 210000001331 Nose Anatomy 0.000 claims abstract description 41
- 241000219843 Pisum Species 0.000 claims abstract description 20
- 235000010582 Pisum sativum Nutrition 0.000 claims abstract description 20
- 239000011241 protective layer Substances 0.000 claims abstract description 20
- 239000010410 layer Substances 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 24
- 238000005266 casting Methods 0.000 claims description 9
- 239000004570 mortar (masonry) Substances 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 238000010792 warming Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 210000001138 Tears Anatomy 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 231100001004 fissure Toxicity 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000003128 Head Anatomy 0.000 description 1
- 101700078171 KNTC1 Proteins 0.000 description 1
- 210000002356 Skeleton Anatomy 0.000 description 1
- 240000002444 Sphenoclea zeylanica Species 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 230000000750 progressive Effects 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
- -1 reinforced mesh Substances 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection . Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection . Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
-
- 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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection . Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection . Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
Abstract
The present invention provides a kind of cast-in-situ concrete member external thermal insulation construction, and with cast-in-place concrete structure, the lateral surface of cast-in-place concrete structure is bonded with composite insulation boards, it is characterised in that：Composite insulation boards outside is equipped with reinforced mesh; it is located in cast-in-place concrete structure and composite insulation boards with shaft-like Multipurpose connecting part; the two ends of shaft-like Multipurpose connecting part have screw; the screw spiral shell of the end positioned at composite insulation boards side of shaft-like Multipurpose connecting part is provided with pier nose screw rod; the pier nose of pier nose screw rod is pressed on reinforced mesh; bonded with pea gravel concreten protective layer and composite insulation boards lateral surface, pier nose screw rod and reinforced mesh are embedded in pea gravel concreten protective layer.The present invention also provides a kind of construction method of cast-in-situ concrete member external thermal insulation construction.The present invention can improve the heat-insulating property of the bonding strength and cast-in-situ concrete member between composite insulation boards and cast-in-place concrete structure.
Description
Technical field
The present invention relates to a kind of building construction concrete component thermal insulation structure, it is particularly suited for the outer of cast-in-situ concrete member
Insulation.
Background technology
At present, the external thermal insulation way of concrete component mainly has：1：Insulation is bonded in the lateral surface of cast-in-situ concrete member
Plate thin plastering system；2 ：Concrete built-in heat insulation（Heat-insulation layer both sides casting concrete）System；3：Exempt to tear open compound heat preservation die plate to show
Pouring concrete system.
It is that will exempt to tear composite insulation boards as the template of concrete component open to exempt to tear compound heat preservation die plate cast-in-place concrete system open
Constructed simultaneously with concrete component, composite insulation boards are by heat-insulation layer（EPS、XPS）, tack coat, insulation transition zone, lightweight surface application sand
Pulp layer is constituted and made in factory, and composite insulation boards as template or are built in conventional mould in pouring structure concrete
Side, poured with structural concrete together with.
Composite insulation boards are as the construction method of the non-dismantling formwork of concrete component according to traditional cast-in-situ concrete member
Construction.Main joist clamp, template main joist, template secondary joist, outboard template, compound is mainly sequentially passed through using split bolt
Warming plate, inner side template, template secondary joist, template main joist, main joist clamp, regulate inner side template and composite insulation boards it
Between distance after, casting concrete makes cast-in-place concrete structure be bonded together with composite insulation boards, pull down main joist clamp,
Template main joist, template secondary joist, outboard template, inner side template, template secondary joist, template main joist, main joist clamp, remove
After split bolt and recycle.Finally obtain finished product.
The above-mentioned defect for exempting to tear open compound heat preservation die plate cast-in-place concrete system is：When finished product component surface is smeared using thin
The requirement of national applicable fire specification can not be met when grey when building is more than certain altitude；When finished product component surface is smeared using thickness
When grey, due to being constructed outside structural concrete（Composite insulation boards, plaster, architectural surface）Weight is larger, and its construction measure is difficult to protect
Outer techonosphere quality and the bonding strengths between outer techonosphere and cast-in-place concrete structure such as card heat-insulation layer, protective layer, to work
Journey brings potential safety hazard.
The content of the invention
The present invention provides a kind of cast-in-situ concrete member external thermal insulation construction, exists not the purpose is to solve prior art
Foot, improves the bonding strength and outer techonosphere security performance between outer techonosphere and cast-in-place concrete structure, and it is existing to meet country
Row fire safety rules requirement, it is ensured that construction quality and engineering safety.
The present invention also provides a kind of construction method of cast-in-situ concrete member external thermal insulation construction.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of cast-in-situ concrete member external thermal insulation construction, with cast-in-place concrete structure, the lateral surface of cast-in-place concrete structure glues
Have composite insulation boards, it is characterised in that：Composite insulation boards outside is equipped with reinforced mesh, is worn with shaft-like Multipurpose connecting part
It is located in cast-in-place concrete structure and composite insulation boards, the two ends of shaft-like Multipurpose connecting part have screw, and shaft-like multipurpose connects
The screw spiral shell of the end positioned at composite insulation boards side of fitting is provided with pier nose screw rod, and the pier nose of pier nose screw rod is pressed in reinforced mesh
On, being bonded with pea gravel concreten protective layer and composite insulation boards lateral surface, pier nose screw rod and reinforced mesh are embedded in microlith and mix
In solidifying protective soil layer.
It is shaft-like that said structure passes through pea gravel concreten protective layer, reinforced mesh, composite insulation boards, cast-in-place concrete structure
Multipurpose connecting part, pier nose screw rod link together.
The diameter that the end of the shaft-like Multipurpose connecting part has annular protrusion, annular protrusion is connected by shaft-like multipurpose
The top of part is gradually reduced to middle part direction.
The annular protrusion structure that the end of the shaft-like Multipurpose connecting part has is：The end of shaft-like Multipurpose connecting part
With external screw thread, a part of internal thread that outer wall has the hollow nut of annular protrusion is arranged on external screw thread, hollow spiral shell
Screw of female another part female thread into shaft-like Multipurpose connecting part end.
Composite insulation boards are bonded formed successively by heat-insulation layer, tack coat, insulation transition zone, lightweight surface application screed, microlith
Concrete cover is bonded with lightweight lightweight surface application screed.
Pad is arranged with pier nose screw rod, the pier nose and pad of pier nose screw rod are clipped in the middle reinforced mesh.
It is packed with filling mortar in the screw of the shaft-like Multipurpose connecting part other end.
A kind of construction method of cast-in-situ concrete member external thermal insulation construction, comprises the following steps：
A:The spacing of Multifunctional connecting component is determined by conventional template construction method according to every layer of wall, pillar height degree, with power drill multiple
Close warming plate and inner side template relevant position punches, penetrate Multifunctional connecting component and adjust between inner side template and composite insulation boards
Distance；Then outboard template, and installation form secondary joist, mould on the outside of outboard template are installed in the outside of composite insulation boards again
Plate main joist and main joist clamp, outside installation form secondary joist, template main joist and main joist clamp in inner side template；So
Combined with the bolt and nut of fixed form system afterwards and sequentially pass through main joist clamp, template main joist, template secondary joist, outer side mold
Plate, the screw rod that then bolt and nut is combined is arranged in the screw of Multifunctional connecting component end；Then another fixed form is used
The bolt and nut combination of system sequentially passes through main joist clamp, template main joist, template secondary joist, inner side template, then screw rod
The screw rod of nut combination is arranged in the screw of Multifunctional connecting component the other end；
B：Space casting concrete between composite insulation boards and inner side template forms cast-in-place concrete structure；
C：The combination of dismantling screw nut is distinguished from two screws of end of Multifunctional connecting component, and removes keel clamp, template
Main joist, template secondary joist, outboard template, inner side template, template secondary joist, template main joist, main joist clamp；
D：In the reinforced mesh of the lateral surface laying welding of composite insulation boards, pier nose screw rod is arranged in many work(through reinforced mesh
In the screw of energy connector end, reinforced mesh is pressed in the lateral surface of composite insulation boards；
D1：Pier nose screw rod be arranged in through after the pad being clipped in reinforced mesh and the lateral surface of composite insulation boards it is multi-functional
In the screw of connector end；
E：One layer of pea gravel concreten protective layer is smeared outside reinforced mesh；
F：Filling mortar is clogged in the screw of another end of Multifunctional connecting component.
The present invention is advantageous in that：
It is of the invention that there is advantages below compared with structure similar at present：
1st, shaft-like Multipurpose connecting part in casting concrete component as template system to wearing pull bar, after form removal again make
It is the connector of the welded reinforcement mesh sheet, pea gravel concreten layer and agent structure concrete of rear construction, will effectively can welds
Reinforced mesh is secured in place, it is ensured that outer pea gravel concreten protective layer, the company between composite heat-insulating layer and structural concrete
Performance is connect, safety requirements is met；
2nd, make the non-dismantling formwork of cast-in-place concrete structure using composite insulation boards, realize that heat-insulation layer is constructed simultaneously with concrete component
3rd, the outer layer mortar thickness sum of pea gravel concreten and composite insulation boards reaches 50mm, used as the B1 grades of guarantor of insulation material
Sheath disclosure satisfy that Current Building ' designs fire safety rules requirement.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of cast-in-situ concrete member external thermal insulation organigram proposed by the present invention；
Template system utilizes Multifunctional connecting component organigram when Fig. 2 is casting concrete of the present invention；
Fig. 3 is that the present invention fixes welded reinforcement mesh sheet organigram using Multifunctional connecting component；
Fig. 4-1 is one of Multifunctional connecting component construction；
Fig. 4-2 is the two of Multifunctional connecting component construction；
Fig. 4-3 is the three of Multifunctional connecting component construction；
Fig. 4-4 is the four of Multifunctional connecting component construction；
Fig. 5-1 is one of bolt and nut composite construction of fixed form system；
Fig. 5-2 is the two of the bolt and nut composite construction of fixed form system；
Fig. 6 is pier nose bolt structure schematic diagram.
Fig. 7-1 is that Multifunctional connecting component combines one of connecting structure with the bolt and nut of fixed form system；
Fig. 7-2 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the two of connecting structure；
Fig. 7-3 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the three of connecting structure；
Fig. 7-4 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the four of connecting structure；
Fig. 7-5 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the five of connecting structure；
Fig. 7-6 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the six of connecting structure；
Fig. 7-7 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the seven of connecting structure；
Fig. 7-8 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the eight of connecting structure；
Fig. 8 composite insulation boards seam crossings are arranged to fissure of displacement schematic diagram.
Specific embodiment
In order to illustrate more clearly of technical scheme, will make simple to the accompanying drawing to be used needed for description below
Introduce on ground, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ordinary skill
For personnel, on the premise of not paying creative work, other embodiments can also be obtained according to these accompanying drawings.
As shown in Figure 2 and Figure 3, constructed with following step：
Multifunctional connecting component 1 coordinates the bolt and nut combination 12 of fixed form system to replace mesh when casting concrete component
It is preceding conventional to wearing pull bar for fixed form system, and the last indwelling of Multifunctional connecting component 1, in concrete, template system is torn open
After removing, coordinate pier nose screw rod 5, pad 7 to be fixed on welded reinforcement mesh sheet 2 by Multifunctional connecting component 1 and exempt to tear composite insulation boards 4 open
The appropriate location in outside, pea gravel concreten protective layer 3 of then constructing, completes concrete component, heat-insulation layer, the construction of protective layer.
A:The spacing of Multifunctional connecting component 1 is determined by conventional template construction method according to every layer of wall, pillar height degree, with power drill multiple
Close warming plate 4 and the relevant position of inner side template 75 punches, penetrate Multifunctional connecting component 1 and adjust inner side template 75 and complex heat-preservation
The distance between plate 4；Then outboard template 74 is installed in the outside of composite insulation boards 4 again, and is installed in the outside of outboard template 74
Template secondary joist 73, template main joist 72 and main joist clamp 71, in the outside installation form secondary joist 76, mould of inner side template 75
Plate main joist 77 and main joist clamp 78；Then 12 are combined with the bolt and nut of fixed form system and sequentially passes through main joist clamp
71st, template main joist 72, template secondary joist 73, outboard template 74, then bolt and nut combination 12 screw rod be arranged in it is multi-functional
In the screw 110 of the end of connector 1；Then 12 are combined with the bolt and nut of another fixed form system and sequentially passes through main joist
Clamp 78, template main joist 77, template secondary joist 76, inner side template 75, then bolt and nut combination 12 screw rod be arranged in it is many
In the screw 110 of the other end of function connects part 1；
So as to by main joist clamp 71, template main joist 72, template secondary joist 73, outboard template 74, composite insulation boards 4, inner side
Template 75, template secondary joist 76, template main joist 77, main joist clamp 78 are connected together；
B：Space casting concrete between composite insulation boards 4 and inner side template 75 forms cast-in-place concrete structure 6；
Above A, B is as shown in Figure 2；
C：Dismantling screw nut combination 12 is distinguished from 1 two screws of end 110 of Multifunctional connecting component, and removes keel clamp
71st, template main joist 72, template secondary joist 73, outboard template 74, inner side template 75, template secondary joist 76, template main joist 77,
Main joist clamp 78；
D：In the reinforced mesh 2 of the lateral surface laying welding of composite insulation boards 4, pier nose screw rod 5 is set through spiral shell after reinforced mesh 2
In the screw 110 of the end of Multifunctional connecting component 1, reinforced mesh 2 is pressed in the lateral surface of composite insulation boards 4；
D1：Pier nose screw rod 5 be arranged in through after the pad 7 being clipped in the lateral surface of reinforced mesh 2 and composite insulation boards 4 it is many
In the screw 110 of the end of function connects part 1；
Above C, D, D1 and following F are as shown in Figure 3；
E：One layer of pea gravel concreten protective layer 3 is smeared outside reinforced mesh 2；
F：Filling mortar 8 is clogged in the screw 110 of another end of Multifunctional connecting component 1.
Above step obtains the construction of cast-in-situ concrete member external thermal insulation shown in Fig. 1.
It is the first structure of shaft-like Multipurpose connecting part 1 as shown in Fig. 4-1, have in the end of shaft-like Multipurpose connecting part 1
There is an external screw thread, a part of internal thread that outer wall has the hollow nut 111 of annular protrusion 112 is arranged on external screw thread, in
Screw 110 of another part female thread of empty nut 111 into the end of shaft-like Multipurpose connecting part 1.The annular of hollow nut 111
Raised 112 diameter is gradually reduced from the top of shaft-like Multipurpose connecting part 1 to middle part direction, namely this part-toroidal projection is
One frustum shape.So hollow nut 111 can be rotated and adjustment position, annular protrusion on shaft-like Multipurpose connecting part 1
112 can play more preferable waterproof and positioning fastening effect.
It is as shown in the Fig. 4-2 second structure of shaft-like Multipurpose connecting part 1, is set in the end of shaft-like Multipurpose connecting part 1
There is screw 110, the diameter of the annular protrusion 112 that end is directly provided with is from the top of shaft-like Multipurpose connecting part 1 to middle part direction
It is gradually reduced, namely this part-toroidal projection is a frustum shape.Such structure hollow nut 111 fewer than Fig. 4-1, because
This cannot adjust the position of annular protrusion 112, but annular protrusion 112 also can be to play more preferable waterproof and positioning fastening
Effect.The present embodiment uses this structure.
It is the third structure of shaft-like Multipurpose connecting part 1 as shown in Fig. 4-3, is set in the end of shaft-like Multipurpose connecting part 1
There is a screw 110, such structure annular protrusion 112 fewer than Fig. 4-2, but can also use.
It is the third structure of shaft-like Multipurpose connecting part 1 as shown in Fig. 4-4, is set in the end of shaft-like Multipurpose connecting part 1
There is screw 110, shaft-like Multipurpose connecting part 1 has one end to the logical of the other end to such structure being a difference in that than Fig. 4-3
Hole, that is, shaft-like Multipurpose connecting part 1 is a hollow stem, but can also be used.
There is the multipurpose connecting rod 1 of screw 110 can realize the conduct when casting concrete component is constructed at above-mentioned two ends
The reinforced mesh 2, pea gravel concreten for coordinating pier nose screw rod 5 to wearing pull bar, after form removal and being constructed after of template system
, effectively can be fixed on reinforced mesh 2 suitably by protective layer 3, composite heat-insulating layer 4 and the connector of cast-in-place concrete structure 6
Position, it is ensured that the switching performance between pea gravel concreten protective layer 3, composite heat-insulating layer 4 and cast-in-place concrete structure 6, meets peace
It is complete to require.
Fig. 6 is the pier nose screw rod 5 that the present invention is used, and this screw rod has pier nose 51 for pushing down reinforced mesh 2.
Fig. 5-1 is one of construction of the bolt and nut combination 12 of the fixed form system that the present embodiment is used, its screw rod and
Nut is separate, and this structure nut can be used more flexible with adjustment position.The present embodiment uses this knot
Structure.
Fig. 5-1 be the fixed form system that the present embodiment is used bolt and nut combination 12 construction two, its screw rod and
Nut is one, and actually one pier nose screw rod, this structure can also be used.
The construction of the bolt and nut combination 12 of the above-mentioned different structure of shaft-like Multipurpose connecting part 1 and fixed form system can
To be applied in combination：
Fig. 7-1 is that Multifunctional connecting component combines one of connecting structure with the bolt and nut of fixed form system, is Fig. 4-1 structures
With the combination of Fig. 5-1 structures, this combination is most flexible, be optimal selection, and the present embodiment is used；
Fig. 7-2 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the two of connecting structure, is Fig. 4-1 structures
With the combination of Fig. 5-2 structures；
Fig. 7-3 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the three of connecting structure, is Fig. 4-2 structures
With the combination of Fig. 5-1 structures；The present embodiment uses this structure.
Fig. 7-4 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the four of connecting structure, is Fig. 4-2
The combination of structure and Fig. 5-2 structures；
Fig. 7-5 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the five of connecting structure, is Fig. 4-3 structures
With the combination of Fig. 5-1 structures；
Fig. 7-6 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the six of connecting structure, is Fig. 4-3 structures
With the combination of Fig. 5-2 structures；
Fig. 7-7 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the seven of connecting structure, is Fig. 4-4 structures
With the combination of Fig. 5-1 structures；
Fig. 7-8 is that Multifunctional connecting component and the bolt and nut of fixed form system combine the eight of connecting structure, is Fig. 4-4 structures
With the combination of Fig. 5-2 structures.
The cast-in-situ concrete member external thermal insulation construction that above-mentioned construction method is obtained, as shown in Figure 1：
The lateral surface of cast-in-place concrete structure 1 is bonded with composite insulation boards 4, and composite insulation boards 4 are by heat-insulation layer, tack coat, insulation
Transition zone, lightweight surface application screed bond and form and made in factory successively, and the outside of composite insulation boards 4 is equipped with the reinforcing bar of welding
Mesh sheet 2, is located in cast-in-place concrete structure 6 and composite insulation boards 4 with shaft-like Multipurpose connecting part 1, and shaft-like multipurpose connects
The two ends of fitting 1 have screw 110, the screw 110 of the end positioned at the side of composite insulation boards 4 of shaft-like Multipurpose connecting part 1
Middle spiral shell is provided with pier nose screw rod 5, the pier nose of pier nose screw rod 5（It is exactly big head）It is pressed on reinforced mesh 2（Pier nose screw rod 5 also may be used
Realized with being combined with screw rod and nut.Nut pushes down reinforced mesh 2 equivalent to pier nose）, pad 7 is arranged with pier nose screw rod 5,
The pier nose and pad 7 of pier nose screw rod 5 are clipped in the middle reinforced mesh 2.With pea gravel concreten protective layer 3 and composite insulation boards 4
Lateral surface bonding, that is, bonded with the outermost lightweight surface application screed of composite insulation boards 4, pier nose screw rod 5, pad 7
It is embedded in pea gravel concreten protective layer 3 with reinforced mesh 2.Clogged in the screw 110 of the other end of shaft-like Multipurpose connecting part 1
There is filling mortar 8.
So, shaft-like Multipurpose connecting part 1 and pier nose screw rod 5 coordinate and are protected as welded reinforcement mesh sheet 2, pea gravel concreten
, effectively can be secured in place for welded reinforcement mesh sheet 2, reinforced mesh by layer 3 and the connector of cast-in-place concrete structure 6
2 play skeleton function, it is ensured that the connectivity between pea gravel concreten protective layer 3, composite heat-insulating layer 4 and cast-in-place concrete structure 6
Can, meet safety requirements；Pea gravel concreten protective layer 3 reaches 50mm with the outer layer mortar thickness sum of composite insulation boards 4, makees
For the protective layer of B1 grades of insulation material disclosure satisfy that Current Building ' designs fire safety rules requirement.
As shown in figure 8, the present invention can avoid heat bridge, the junction of adjacent warming plate 4 can be arranged to the fissure of displacement 40.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.To the upper of the disclosed embodiments
State bright, professional and technical personnel in the field is realized or use the present invention.To various modifications of these embodiments to ability
Be will be apparent for the professional and technical personnel in domain, generic principles defined herein can not depart from it is of the invention
In the case of spirit or scope, realize in other embodiments.Therefore, the present invention be not intended to be limited to it is shown in this article these
Embodiment, and it is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (8)
1. a kind of cast-in-situ concrete member external thermal insulation is constructed, with cast-in-place concrete structure, the lateral surface of cast-in-place concrete structure
It is bonded with composite insulation boards, it is characterised in that：Composite insulation boards outside is equipped with reinforced mesh, with shaft-like Multipurpose connecting part
It is located in cast-in-place concrete structure and composite insulation boards, the two ends of shaft-like Multipurpose connecting part have screw, shaft-like multipurpose
The screw spiral shell of the end positioned at composite insulation boards side of connector is provided with pier nose screw rod, and the pier nose of pier nose screw rod is pressed in bar-mat reinforcement
On piece, bonded with pea gravel concreten protective layer and composite insulation boards lateral surface, pier nose screw rod and reinforced mesh are embedded in microlith
In concrete cover.
2. a kind of cast-in-situ concrete member external thermal insulation as claimed in claim 1 is constructed, it is characterised in that：Shaft-like multipurpose connection
The diameter that the end of part has annular protrusion, annular protrusion is gradually contracted from the top of shaft-like Multipurpose connecting part to middle part direction
It is small.
3. a kind of cast-in-situ concrete member external thermal insulation as claimed in claim 2 is constructed, it is characterised in that：The shaft-like multipurpose
The annular protrusion structure that the end of connector has is：The end of shaft-like Multipurpose connecting part has external screw thread, an outer wall tool
A part of internal thread for having the hollow nut of annular protrusion is arranged on external screw thread, another part female thread of hollow nut into
The screw of shaft-like Multipurpose connecting part end.
4. a kind of cast-in-situ concrete member external thermal insulation as claimed in claim 1 is constructed, it is characterised in that：Composite insulation boards are by protecting
Warm layer, tack coat, insulation transition zone, lightweight surface application screed bond form successively, pea gravel concreten protective layer and lightweight lightweight
Surface application screed is bonded.
5. a kind of cast-in-situ concrete member external thermal insulation as claimed in claim 1 is constructed, it is characterised in that：It is arranged on pier nose screw rod
The pier nose and pad for having pad, pier nose screw rod are clipped in the middle reinforced mesh.
6. a kind of cast-in-situ concrete member external thermal insulation as claimed in claim 1 is constructed, it is characterised in that：Shaft-like multipurpose connection
It is packed with filling mortar in the screw of the part other end.
7. a kind of construction method of cast-in-situ concrete member external thermal insulation construction, comprises the following steps：
A:The spacing of Multifunctional connecting component is determined by conventional template construction method according to every layer of wall, pillar height degree, with power drill multiple
Close warming plate and inner side template relevant position punches, penetrate Multifunctional connecting component and adjust between inner side template and composite insulation boards
Distance；Then outboard template, and installation form secondary joist, mould on the outside of outboard template are installed in the outside of composite insulation boards again
Plate main joist and main joist clamp, outside installation form secondary joist, template main joist and main joist clamp in inner side template；So
Combined with the bolt and nut of fixed form system afterwards and sequentially pass through main joist clamp, template main joist, template secondary joist, outer side mold
Plate, the screw rod that then bolt and nut is combined is arranged in the screw of Multifunctional connecting component end；Then another fixed form is used
The bolt and nut combination of system sequentially passes through main joist clamp, template main joist, template secondary joist, inner side template, then screw rod
The screw rod of nut combination is arranged in the screw of Multifunctional connecting component the other end；
B：Space casting concrete between composite insulation boards and inner side template forms cast-in-place concrete structure；
C：The combination of dismantling screw nut is distinguished from two screws of end of Multifunctional connecting component, and removes keel clamp, template
Main joist, template secondary joist, outboard template, inner side template, template secondary joist, template main joist, main joist clamp；
D：In the reinforced mesh of the lateral surface laying welding of composite insulation boards, pier nose screw rod is arranged in many work(through reinforced mesh
In the screw of energy connector end, reinforced mesh is pressed in the lateral surface of composite insulation boards；
E：One layer of pea gravel concreten protective layer is smeared outside reinforced mesh；
F：Filling mortar is clogged in the screw of another end of Multifunctional connecting component.
8. the construction method that a kind of cast-in-situ concrete member external thermal insulation as claimed in claim 7 is constructed, it is characterised in that：In step
Comprise the following steps in rapid D：D1：Pier nose screw rod is through after the pad being clipped in reinforced mesh and the lateral surface of composite insulation boards
It is arranged in the screw of Multifunctional connecting component end.
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| CN106836530B (en) | 2022-04-15 |
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