CN209384434U - A composite thermal insulation wall covered with polyurethane composite board - Google Patents

Abstract

The utility model relates to a composite heat-preservation wall with a polyurethane composite board outsourcing, which belongs to the field of composite boards for buildings. The wall includes a base wall, a wall leveling layer is provided on the outside of the base wall, an insulation layer is provided on the outside of the wall leveling layer, a plastering leveling layer is provided on the outside of the insulation layer, and a decorative surface is provided on the outside of the plastering leveling layer The surface layer, wherein the wall leveling layer and the insulation layer are bonded with a bonding mortar layer. The insulation layer is a self-locking outsourcing polyurethane composite board, and the four sides between different insulation layers are plugged in a self-locking mode. At the same time, the pressure plate anchor bolt is used to fix the insulation layer on the base wall to realize the combination of chemical bonding and mechanical anchoring of the insulation layer on the wall; the structure design of the insulation wall of the utility model is reasonable, safe and reliable, and the insulation performance is good. The self-locking outsourcing polyurethane composite board insulation wall has excellent fire performance and can prolong the life of the building.

Description

A composite thermal insulation wall covered with polyurethane composite board

technical field

The utility model relates to the field of composite boards for buildings, in particular to a composite thermal insulation wall covered with polyurethane composite boards.

Background technique

With the rapid development of the construction industry, people have higher and higher requirements for the thermal insulation performance and quality of building exterior walls. Rock wool, foamed glass, expanded vitrified microspheres, etc. as traditional thermal insulation materials have Class A flame retardant properties and are widely used in the field of external wall insulation. EPS, XPS, rigid polyurethane foam, etc. are organic materials with excellent thermal insulation effects It has great development prospects in the field of external wall insulation. Both pure inorganic thermal insulation materials and organic thermal insulation materials have certain deficiencies. Inorganic thermal insulation materials have better flame retardancy, but higher thermal conductivity; organic thermal insulation materials have general flame retardancy, but excellent thermal insulation performance. In addition, in terms of construction methods, the current external wall insulation system basically adopts the traditional thin plastering system. In this system, the number of disc anchor bolts is 10-20 pieces/m ² , except for the four corners of the insulation composite board. Except for the disc anchor bolts, other disc anchor bolts need to penetrate the insulation composite board body. Although this design can increase the safety of the insulation composite board wall, it destroys the integrity of the insulation composite board. The overall strength and overall water resistance of the car are compromised, and the negative effects are obvious.

The traditional external wall insulation system has high requirements on the construction quality of workers and the quality of insulation materials in actual operation, and is prone to common quality problems such as swelling, water seepage, water leakage, and falling off. A-level insulation materials such as horizontal wire rock wool The stability of the upper wall of the board and the like is also poor, and a relatively systematic thermal insulation composite wall structure is needed to solve the above problems.

Utility model content

Aiming at the problems existing in the above-mentioned prior art, the purpose of this utility model is to provide a composite thermal insulation wall covered with a polyurethane composite board. The thermal insulation wall of the utility model has a reasonable structural design, is safe and reliable, has good thermal insulation performance, excellent fireproof performance, and can prolong the service life of a building.

In order to achieve the above purpose, specifically, the utility model discloses the following technical solutions:

A composite thermal insulation wall covered with polyurethane composite boards, comprising a base wall, a wall leveling layer is provided on the outside of the base wall, an insulation layer is provided on the outside of the wall leveling layer, and a plastering leveling layer is provided on the outside of the insulation layer , there is a decorative surface layer on the outside of the plastering leveling layer, wherein the wall leveling layer and the insulation layer are bonded with a bonding mortar layer, and the insulation layer is a self-locking outsourcing polyurethane composite board. The four sides are inserted in a self-locking mode, and at the same time, the insulation layer is fixed on the base wall by the pressure plate anchor bolt, so as to realize the combination of chemical bonding and mechanical anchoring of the insulation layer on the wall.

The thermal insulation layer is composed of thermal insulation core layer, polyurethane material wrapping layer, interface layer, anchor hole and self-locking buckle; the self-locking buckle includes a protruding insert and is arranged on the opposite side of the protruding insert. The groove is formed, and the inner contour of the groove is the same as the outer contour of the protruding insert.

The polyurethane material wrapping layer is wrapped on the outer surface of the thermal insulation core layer, and the interface layer is arranged on the surface of the polyurethane material wrapping layer along the length and width directions of the thermal insulation core layer, but the interface layer is not in the thickness direction of the thermal insulation core layer. It is provided that the protruding insert is vertically arranged on the surface of the polyurethane material wrapping layer not covered by the interface layer, and correspondingly, the groove is vertically arranged on the surface of the polyurethane material wrapping layer on the opposite side of the protruding insert.

Further, the insulation layer is a cuboid, and the protruding plug-in on the longer side is also provided with a protrusion, and the protrusion is vertically arranged on the surface of the protruding plug-in and parallel to the thickness direction of the heat-insulating layer; Correspondingly, a small groove matching with the protrusion is provided in the groove on the opposite side of the protruding insert.

The side of the groove that is bonded to the bonding mortar layer is provided with fixed anchor bolt holes for fixing the self-locking outsourcing polyurethane composite board with the bonding mortar layer, wall leveling layer, and base wall .

The number of said fixed anchor holes in the groove on the longer side is not less than 6, and the number of fixed anchor holes in the groove on the shorter side is not less than 3.

The self-locking buckle is formed in a mold at one time, and its material is the same as that of the polyurethane material wrapping layer, which can be regarded as an extension of the polyurethane material wrapping layer.

Preferably, the length of the protruding insert is 50 mm, and the inner depth of the groove is 51 mm.

Preferably, the height of the protrusion is 10mm, and the depth of the small groove is 11mm.

Preferably, the thermal insulation core layer is composed of transverse wire rock wool.

The material of the polyurethane material wrapping layer is a flame-retardant PU hard foam material. The flame-retardant PU rigid foam material of the wrapping layer is a closed-cell system with a minimum thickness of 5mm. It has both waterproof effect and certain heat preservation effect. Adhesive reinforcement, can be used as the bonding layer between the interface layer and the insulation core layer at the same time.

Preferably, the wall leveling layer is a polymer mortar leveling layer.

Preferably, the plastering leveling layer is a polymer flexible putty leveling layer.

Preferably, the decorative surface layer is one of water-in-water multi-color paint, rock flake paint, common exterior wall paint or ceramic sheet.

Preferably, the bonding mortar is polymer bonding mortar.

Preferably, the interface layer is made of glass fiber cement paper, cement-based non-woven fabric or cement-based grid cloth.

Preferably, the arrangement of the upper wall of the self-locking outsourcing polyurethane composite board is as follows: the long side direction is horizontal, the short side direction is vertical, and it is set in the form of staggered stitching, which can make all the self-locking outsourcing polyurethane composite boards Organically connected as a whole, the overall strength and overall thermal insulation and sealing of the composite wall are enhanced.

Compared with the prior art, the utility model has obtained the following technical effects:

(1) The structure design of the utility model is reasonable, and the outer side of the base wall is provided with a wall leveling layer, which can effectively solve the unevenness and local defects during the pouring process of the base wall, and facilitate the subsequent construction of thermal insulation boards and exterior finishes. ; There is an insulation layer on the outside of the wall leveling layer, which has good insulation effect. The lock mode is inserted, and the pressure plate anchor bolt is used to fix the short side and long side edge lock groove of the self-locking outsourcing polyurethane composite board on the base wall, so as to realize the combination of chemical bonding and mechanical anchoring of the thermal insulation composite board. Wall method, the system structure is firm, safe and reliable; a plastering leveling layer is set outside the insulation layer, which can not only improve the insulation effect of the insulation layer, but also prolong the service life of the insulation layer, and set a decorative surface layer outside the leveling layer, design Reasonable and diverse, different decorative surfaces can be set according to the requirements of Party A.

(2) The utility model adopts the self-locking outsourcing polyurethane composite board as the insulation material, which has the following advantages:

①The self-locking outsourcing polyurethane composite board of this utility model adopts the horizontal wire rock wool board with better thermal insulation performance as the core material of the thermal insulation layer, which can effectively improve the overall thermal insulation performance of the thermal insulation composite board, and the upper and lower surfaces of the thermal insulation core layer and the surrounding packages The material is flame-retardant PU hard foam material. The flame-retardant PU hard foam material of the wrapping layer is a closed-cell system, and the minimum thickness of the flame-retardant PU hard foam material is 5mm, which can not only play a good waterproof role, but also has a good waterproof effect. It can also be used as the bonding layer between the interface layer and the insulation core layer at the same time.

②The interface layer on the upper and lower surfaces of the self-locking outsourcing polyurethane composite board of the present utility model is selected from one of glass fiber cement paper, cement-based non-woven fabric, and cement-based grid cloth. It can be well bonded with flame-retardant PU hard foam materials, and at the same time can be well bonded with bonding mortar and plastering mortar, which can effectively improve the safety of the self-locking outsourcing polyurethane composite board after the wall.

③ The four sides of the self-locking outsourcing polyurethane composite board of the utility model are provided with concave and convex card slots, and the protruding inserts of each self-locking outsourcing polyurethane composite board are connected with the corresponding grooves of the adjacent self-locking outsourcing polyurethane composite board, After the installation is completed, a self-locking structure is formed. The short-side edge lock and the long-side edge lock adopt different designs, which not only improves the firmness of the self-locking self-locking of the self-locking polyurethane composite board wall, but also avoids the construction process. Space interference, unable to install the problem.

④The locking grooves of the short side and the long side edge of the self-locking outsourcing polyurethane composite board of the present utility model are provided with fixed anchor bolt holes on the bonding side of the adhesive mortar, and the anchor bolt holes are used for the embedding of the fixed anchor bolts. It can further improve the firmness of the self-locking outsourcing polyurethane composite board wall, realize the effect of bonding and joint support when the composite board is on the wall, and can completely replace the disk anchor bolt fixing structure in the traditional thin plastering system. In the traditional thin plastering system, the number of disc anchor bolts to fix the structure is 10-20 pieces/m ² , except for the disc anchor bolts at the four corners of the thermal insulation composite board, other disc anchor bolts need to penetrate the thermal insulation composite board Board body, although this design can increase the safety of the thermal insulation composite board wall, it destroys the integrity of the thermal insulation composite board. The overall strength and overall waterproofness of the thermal insulation composite board are damaged, and its negative impact is obvious.

⑤The locking grooves on the short side and the long side of the self-locking outsourcing polyurethane composite board of the utility model fix the anchor bolt holes only on the side where the mortar is bonded, and the other side is not on the side where the plastering mortar is bonded. This design can It can effectively block the "cold bridge" generated by the anchor bolt passing through the composite panel, and at the same time play an effective role in mechanical connection.

⑥The edge interlocking structure of the self-locking outsourcing polyurethane composite board of the utility model greatly increases the gas flow resistance in the edge gap, and can effectively avoid the problem of large heat loss at the edge of the traditional thermal insulation composite board.

Description of drawings

The accompanying drawings constituting a part of the present application are used to provide further understanding of the present application, and the schematic embodiments and descriptions of the present application are used to explain the present application, and do not constitute improper limitations to the present application.

Fig. 1 is a cross-sectional view of a composite thermal insulation wall of the utility model outsourcing a polyurethane composite board.

Fig. 2 is a schematic cross-sectional view of the self-locking outsourcing polyurethane composite board parallel to the long side of the utility model.

Fig. 3 is a schematic cross-sectional view of the self-locking outsourcing polyurethane composite board parallel to the short side of the utility model.

Fig. 4 is a schematic diagram of the layout of the upper wall of the self-locking outsourcing polyurethane composite board of the present invention.

The marks in the attached drawings respectively represent: 1 base wall, 2 wall leveling layer, 3 insulation layer, 4 plastering leveling layer, 5 decorative surface layer, 6 bonded mortar layer, 7 pressure plate anchor bolt, 31 insulation core layer, 32 Polyurethane material wrapping layer, 33 interface layer, 34 anchor bolt hole, 35 protruding insert, 36 groove, 37 protrusion, 38 small groove, 351-long side protruding plug, 352-short side protruding plug.

Detailed ways

It should be pointed out that the following detailed description is exemplary and intended to provide further explanation to the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It should be noted that the terminology used here is only for describing specific implementations, and is not intended to limit the exemplary implementations according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural, and it should also be understood that when the terms "comprising" and/or "comprising" are used in this specification, they mean There are features, steps, operations, means, components and/or combinations thereof.

As introduced in the background technology, the traditional external wall insulation system has high requirements on the construction quality of workers and the quality of insulation materials in actual operation, and is prone to common quality problems such as swelling, water seepage, water leakage, and falling off. Grade A The wall stability of thermal insulation materials such as horizontal wire rock wool boards is also poor, and a relatively systematic thermal insulation composite wall structure is needed to solve the above problems. In order to solve the above problems, the utility model provides a composite thermal insulation wall covered with polyurethane composite boards. The utility model will be further described below in conjunction with the accompanying drawings.

Example 1

As shown in Figure 1-4, a composite thermal insulation wall with polyurethane composite boards outsourced includes: a base wall 1, a wall leveling layer 2 is provided on the outside of the base wall 1, and an insulation layer is provided on the outside of the wall leveling layer. Layer 3, the outer side of the thermal insulation layer 3 is provided with a plastering leveling layer 4, and the outer side of the plastering leveling layer 4 is provided with a decorative surface layer 5, wherein the wall leveling layer 2 and the thermal insulation layer are bonded with a bonding mortar layer 6, The insulation layer is a self-locking outsourcing polyurethane composite board, and the four sides between different insulation layers 3 are plugged in a self-locking mode. The wall-mounting method combining bonding and mechanical anchoring.

The thermal insulation layer 3 is composed of a thermal insulation core layer 31, a polyurethane material wrapping layer 32, an interface layer 33, an anchor bolt hole 34 and a self-locking fastener; the self-locking fastener includes a protruding insert 35 and is arranged on The groove 36 on the opposite side of the protruding insert is formed, and the inner contour of the groove 36 is the same as the outer contour of the protruding insert 35 .

The polyurethane material wrapping layer 32 is wrapped on the outer surface of the insulation core layer 31, and the interface layer 33 is arranged on the surface of the polyurethane material wrapping layer 32 along the length and width direction of the insulation core layer, but the interface layer 33 is on the outer surface of the insulation core layer. The thickness direction is not set, the protruding insert is vertically arranged on the surface of the polyurethane material wrapping layer 32 not covered by the interface layer, and correspondingly, the groove is vertically arranged on the polyurethane material wrapping layer 32 on the opposite side of the protruding insert s surface.

Described thermal insulation layer is cuboid, is also provided with protrusion 37 on the protruding plug-in (long-side protruding plug-in 351) that is arranged on the longer side length, and described protuberance is vertically arranged on the protruding plug-in surface and is connected with heat preservation The thickness directions of the layers are parallel; correspondingly, a small groove 38 cooperating with the protrusion is provided in the groove on the opposite side of the protruding insert; 352) is not provided with protrusions.

The side of the groove bonded with the adhesive mortar layer is provided with fixed anchor bolt holes for connecting the self-locking outsourcing polyurethane composite board with the adhesive mortar layer 6, the wall leveling layer 2, and the base wall 1 fixed together.

The number of said fixed anchor holes in the groove on the side with the longer side length is 8, and the number of holes in the groove on the side with the shorter side length is 4.

The self-locking buckle is formed in a mold at one time, and its material is the same as that of the polyurethane material wrapping layer.

The length of the protruding insert is 50 mm, the inner depth of the groove is 51 mm; the height of the protrusion is 10 mm, and the depth of the small groove is 11 mm.

The thermal insulation core layer is composed of horizontal silk rock wool; the polyurethane material wrapping layer is made of flame-retardant PU hard foam material, and the flame-retardant PU hard foam material of the wrapping layer is a closed-cell system with a thickness of 5mm. The wall The leveling layer is a polymer mortar leveling layer; the plastering leveling layer is a polymer flexible putty leveling layer; the bonding mortar is a polymer bonding mortar; the decorative surface layer is a water-in-water colorful paint; the interface layer Made of cement-based non-woven fabric.

The layout form of the upper wall of the self-locking outsourcing polyurethane composite board is: the long side direction is horizontal, the short side direction is vertical, and the form of staggered seam splicing is set (as shown in Figure 4), and it is laid from right to left during construction , spread from bottom to top. This form can organically connect all self-locking outsourcing polyurethane composite panels into a whole, and enhance the overall strength and overall thermal insulation and sealing of the composite wall.

Example 2

A composite thermal insulation wall with polyurethane composite boards, the same as in Example 1, the difference is that the number of fixed anchor bolt holes in the groove on the side with the longer side length is 12, and the number of holes on the side with the longer side length is 12. The number of settings in the grooves on the short side is six. The decorative surface layer is rock flake paint. The interface layer is made of glass fiber cement paper.

Example 3

A composite thermal insulation wall with polyurethane composite boards, the same as in Example 1, the difference is that the number of fixed anchor bolt holes in the groove on the side with the longer side length is 6, and the number of fixed anchor bolt holes on the side with the shorter side length is 6. The number of settings in the groove on one side is 3. The decorative surface layer is a thin ceramic plate. The interface layer is made of cement-based mesh cloth.

The above descriptions are only preferred embodiments of the present application, and are not intended to limit the present application. For those skilled in the art, various modifications and changes may be made to the present application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of this application shall be included within the protection scope of this application.

Claims (10)

1. a kind of composite thermal-insulating wall of outsourcing Rigid foam polyurethane, it is characterised in that: including base course wall, the base course wall Outside is equipped with wall screed-coat, and insulating layer is equipped on the outside of wall screed-coat, plastering screed-coat, plastering are equipped on the outside of the insulating layer Architectural surface is provided on the outside of screed-coat, wherein be bonded, institute is carried out using binding sand pulp layer between wall screed-coat and insulating layer Stating insulating layer is self-locking outsourcing Rigid foam polyurethane, and four sides between different insulating layers are adopted simultaneously by self-locking mode grafting Insulating layer is fixed on base course wall with platen anchor bolt；

The insulating layer is made of heat preservation core layer, polyurethane material wrapping layer, boundary layer, anchor hole and self-locking snap close piece；Institute Stating self-locking snap close piece includes protruding plug-in unit and the groove of the protrusion plug-in unit opposite side being arranged in constitute, and the inside of above-mentioned groove Profile is identical as the protrusion outer profile of plug-in unit；

The polyurethane material wrapping layer is coated on the outer surface of heat preservation core layer, length and width of the boundary layer along heat preservation core layer Degree direction is arranged in the surface of polyurethane material wrapping layer, but boundary layer heat preservation core layer thickness direction and be not provided with, it is described Protrusion plug-in unit is vertically set on the surface for the polyurethane material wrapping layer not covered by boundary layer, accordingly, the texturearunaperpendicular The surface of the polyurethane material wrapping layer of protrusion plug-in unit opposite side is set；

The insulating layer be cuboid, be arranged in side length it is longer on one side on protrusion plug-in unit on be additionally provided with protrusion, it is described convex It rises parallel with the thickness direction of insulating layer after being vertically set on protrusion plug-in unit surface；Accordingly, the protrusion plug-in unit opposite side is recessed The little groove with male cooperation is provided in slot；

The side Nian Jie with binding sand pulp layer is equipped with fixed anchor hole in the groove.

2. the composite thermal-insulating wall of outsourcing Rigid foam polyurethane as described in claim 1, it is characterised in that: the fixed anchor bolt Hole side length it is longer on one side on groove in setting number be no less than 6, side length it is shorter on one side on groove in Setting number is no less than 3.

3. the composite thermal-insulating wall of outsourcing Rigid foam polyurethane as described in claim 1, it is characterised in that: the protrusion plug-in unit Length be 50mm, the inside grooves depth be 51mm.

4. the composite thermal-insulating wall of outsourcing Rigid foam polyurethane as described in claim 1, it is characterised in that: the height of the protrusion Degree is 10mm, and the depth of the little groove is 11mm.

5. the composite thermal-insulating wall of outsourcing Rigid foam polyurethane as described in claim 1, it is characterised in that: the polyurethane material The material for expecting wrapping layer is fire-retardant PU rigid foam material, minimum with a thickness of 5mm.

6. the composite thermal-insulating wall of outsourcing Rigid foam polyurethane as described in any one in claim 1-5, it is characterised in that: described Heat preservation core layer is made of horizontal hair rock wool；The boundary layer is made of glass fibre cement paper, cement based nonwoven or cement base grid cloth.

7. the composite thermal-insulating wall of outsourcing Rigid foam polyurethane as described in any one in claim 1-5, it is characterised in that: described Wall screed-coat is polymer mortar screed-coat.

8. the composite thermal-insulating wall of outsourcing Rigid foam polyurethane as described in any one in claim 1-5, it is characterised in that: described Plastering screed-coat is polymer flexibility putty screed-coat.

9. the composite thermal-insulating wall of outsourcing Rigid foam polyurethane as described in claim 1, it is characterised in that: the architectural surface For one of water-water multi-color, sliver paint, common exterior coating or ceramic thin plate.

10. the composite thermal-insulating wall of outsourcing Rigid foam polyurethane as described in claim 1, it is characterised in that: the binding sand Slurry is polymer bonding mortar.