CN101787746A - Thermal insulation wall construction process by injecting rigid polyurethane foam between building board veneers - Google Patents
Thermal insulation wall construction process by injecting rigid polyurethane foam between building board veneers Download PDFInfo
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- CN101787746A CN101787746A CN201010123436A CN201010123436A CN101787746A CN 101787746 A CN101787746 A CN 101787746A CN 201010123436 A CN201010123436 A CN 201010123436A CN 201010123436 A CN201010123436 A CN 201010123436A CN 101787746 A CN101787746 A CN 101787746A
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- Prior art keywords
- building board
- polyurethane foam
- thermal insulation
- rigid polyurethane
- construction process
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- 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
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
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Abstract
The invention discloses a thermal insulation wall construction process by injecting rigid polyurethane foam between building board veneers. The process comprises the following steps: (1) attaching polyphenyl slats to the back surface of a building board with adhesive at intervals to form a composite body of the building board and the polyphenyl slats; (2) injecting the rigid polyurethane foam in the space between the polyphenyl slats; and (3) attaching the composite body to the surface of a base wall with adhesive. The construction process has the advantages of simple and convenient process and low cost, effectively avoids cracking and shedding of the building boards, and can greatly prolong the service life of the building board veneer of the wall. The rigid polyurethane foam is injected into the intervals among the polyphenyl slats, and good thermal insulation performance and strong binding force of the rigid polyurethane foam are utilized to meet the requirements for energy conservation and safety, so that the connecting layer of the building board and the base wall which are two rigid materials is converted into high-strength elastomers, thereby effectively reducing and dissipating internal stress generated by different materials, avoiding cracking and shedding of the building board due to excess internal stress and greatly enhancing the effects of thermal insulation and moisture protection.
Description
Technical field
The invention belongs to the construction wall technical field, particularly a kind of thermal insulation wall construction process of injecting rigid polyurethane foam between building board veneers.
Background technology
At present; be attached to the construction work wall outer side and body of wall played the building board of protection, decoration function; usually divide two kinds of metal species and non-metal kinds, metal species is commonly used aluminium-plastic panel and an aluminum veneer, and non-metal kind is commonly used stone material, ceramic panel (brick) and fiber cement flat board etc.Building board has keel or does not have the method for keel mechanical fixation and the method for special-purpose adhesive of employing or the direct stickup of cement slurry with the generally employing that is connected of basic unit's body of wall.In keel mechanical fixation method is arranged, adopt metal keel cost too high, and need to consider the anticorrosion problem of keel; Utilize timber to do the place that keel then can only be used in no water erosion, and application life is short.In no keel mechanical fixation method, generally because of mechanical strength is low, only be suitable for architectural application at lower level, have bigger limitation.The method that adopts special-purpose adhesive or cement slurry directly to paste, there is bigger mass defect, promptly two different rigid materials of the coefficient of expansion are bonded in one, being subjected to temperature, humidity to change the internal stress that produces is concentrated on the bonding plane, prolonged and repeated effect can cause the sheet material cracking, come off, and influences result of use.
Summary of the invention
The purpose of this invention is to provide a kind of constructing operation easy, not easy to crack and come off, the thermal insulation wall construction process of the injecting rigid polyurethane foam between building board veneers of long service life.
For achieving the above object, technical scheme of the present invention is: a kind of thermal insulation wall construction process of injecting rigid polyurethane foam between building board veneers, and (1) sticks on the back side formation building board of building board and the complex of polyphenyl lath with cementing agent at interval with the polyphenyl lath; (2) pouring polyurethane foam in the space between the polyphenyl lath; (3) with cementing agent complex is sticked on basic unit's surface of wall.
Anchoring piece and suspension member are set respectively on basic unit's body of wall and complex, and complex and basic unit's body of wall further are connected and fixed by anchoring piece and suspension member.
The suspension member suspended end is arranged in the building board.
Cementing agent between described polyphenyl lath and the building board is a high score subclass binding material, and the cementing agent between complex and the basic unit's body of wall is a cement-based polymers mortar class material.
Described polyphenyl lath is parallel to each other, and thickness is that 50～200mm, width are 50～200mm.
Advantage of the present invention is that construction technology is easy, and is with low cost, effectively avoided the cracking of building board and the problem that comes off, and can prolong the service life of building wall sheet material facing greatly.Pouring polyurethane foam in the space between the polyphenyl lath, thereby form building board, polyphenyl lath and hard polyurethane foam complex, utilize hard polyurethane foam good heat preservation performance, characteristic that adhesion stress is strong to satisfy energy-conservation, safety requirements, to improve heat insulation effect and to increase bonding area; Simultaneously, pouring polyurethane foam between the polyphenyl lath, make the articulamentum of building board and two rigid materials of basic unit's body of wall become high-intensity elastic body, the internal stress that effectively reduces and disperse different materials to produce, avoid causing the cracking of building board and come off because of internal stress is excessive, construction technology is simple, and is with low cost, improves insulation and moisture effect greatly.In the present invention, heavier or when sticking on the bigger highrise building of blast when building board, as reinforcement measure, anchoring piece and suspension member are set respectively on basic unit's body of wall and complex, and complex and basic unit's body of wall further are connected and fixed by anchoring piece and suspension member, adopt mode sticking, that prolong knot closes that complex is adhered to and are fixed on basic unit's body of wall, even wherein the adhesion with body of wall is entirely ineffective, another adhesion also can satisfy combination fully and require, and the dual fail-safe effect is safe and reliable.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
As shown in Figure 1, the wall body structure finished of the present invention is basic unit's body of wall 1, cementing agent b, polyphenyl lath 2 and complex, cementing agent a and the building board 4 of hard polyurethane foam 3 from inside to outside successively.Under or the situation that the higher wind-force of building is bigger heavier at building board 4, anchoring piece 7 is installed on basic unit's body of wall 1, suspension member 5 is set on the complex, suspension member 5 is connected on the anchoring piece 7, the suspended end of anchoring piece 7 is arranged in the building board 4, on building board 4 surfaces,, increase the fastness of building board 4 by suspension member 5 with fluid sealant 6 sealings.
For obtaining heat-preserving wall as shown in Figure 1, the concrete steps of the thermal insulation wall construction process of injecting rigid polyurethane foam between building board veneers are as follows: (1), with cementing agent a polyphenyl lath 2 is sticked at interval building board 4 the back side to form the complex of building board 4 and polyphenyl lath 2, wherein cementing agent a is a high score subclass binding material, and the thickness of polyphenyl lath 2 is that 50～200mm, width are 50～200mm; (2), pouring polyurethane foam 3 in the space between polyphenyl lath 2, thereby form the complex of building board 4, polyphenyl lath 2 and hard polyurethane foam 3, utilize hard polyurethane foam 3 good heat preservation performance, characteristic that adhesion stress is strong to satisfy energy-conservation, safety requirements, to improve heat insulation effect and to increase bonding area; (3), with cementing agent b complex is sticked on basic unit's body of wall 1, cementing agent b is a cement-based polymers mortar class material, polyphenyl lath 2 is as the be connected media of building board 4 with basic unit body of wall 1, the hard polyurethane foam 3 that is poured between the polyphenyl lath 2 makes the building board 4 and the articulamentum of 1 two rigid materials of basic unit's body of wall become high-intensity elastic body, effectively reduce and disperse different materials in conjunction with the internal stress that produces, avoid causing the cracking of building board 4 and come off because of internal stress is excessive, construction technology is simple, with low cost, improve insulation and moisture effect greatly.At last, as reinforcement measure, anchoring piece 7 and suspension member 5 are set respectively on basic unit's body of wall 1 and complex, complex and basic unit's body of wall 1 further are connected and fixed by anchoring piece 7 and suspension member 5, the corresponding suspension member 5 that is provided with is no less than four on every block of polyphenyl lath 2, adopt mode sticking, that prolong knot closes that building board 4 is adhered to and be fixed on basic unit's body of wall 1, played the double insurance effect, safe and reliable.
Claims (5)
1. the thermal insulation wall construction process of an injecting rigid polyurethane foam between building board veneers is characterized in that: the back side that (1) sticks on building board with cementing agent at interval with the polyphenyl lath forms the complex of building board and polyphenyl lath; (2) pouring polyurethane foam in the space between the polyphenyl lath; (3) with cementing agent complex is sticked on basic unit's surface of wall.
2. the thermal insulation wall construction process of injecting rigid polyurethane foam between building board veneers as claimed in claim 1, it is characterized in that: anchoring piece and suspension member are set respectively on basic unit's body of wall and complex, and complex and basic unit's body of wall further are connected and fixed by anchoring piece and suspension member.
3. the thermal insulation wall construction process of injecting rigid polyurethane foam between building board veneers as claimed in claim 2, it is characterized in that: the suspension member suspended end is arranged in the building board.
4. as the thermal insulation wall construction process of claim 1,2 or 3 described injecting rigid polyurethane foam between building board veneers, it is characterized in that: the cementing agent between described polyphenyl lath and the building board is a high score subclass binding material, and the cementing agent between complex and the basic unit's body of wall is a cement-based polymers mortar class material.
5. the thermal insulation wall construction process of injecting rigid polyurethane foam between building board veneers as claimed in claim 4, it is characterized in that: described polyphenyl lath is parallel to each other, and thickness is that 50～200mm, width are 50～200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010123436A CN101787746A (en) | 2009-10-20 | 2010-02-08 | Thermal insulation wall construction process by injecting rigid polyurethane foam between building board veneers |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910066210.X | 2009-10-20 | ||
| CN201010123436A CN101787746A (en) | 2009-10-20 | 2010-02-08 | Thermal insulation wall construction process by injecting rigid polyurethane foam between building board veneers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101787746A true CN101787746A (en) | 2010-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010123436A Pending CN101787746A (en) | 2009-10-20 | 2010-02-08 | Thermal insulation wall construction process by injecting rigid polyurethane foam between building board veneers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101787746A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299728A (en) * | 2017-06-29 | 2017-10-27 | 深圳市卓宝科技股份有限公司 | A kind of construction method of waterproof and insulation integrated plate |
| CN110816014A (en) * | 2018-08-11 | 2020-02-21 | 陈军 | Continuous production equipment and method for thermosetting composite polyphenyl thermal insulation decorative plate |
| CN114412006A (en) * | 2022-02-14 | 2022-04-29 | 中建三局集团北京有限公司 | Composite heat preservation system applied to refrigeration house |
-
2010
- 2010-02-08 CN CN201010123436A patent/CN101787746A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299728A (en) * | 2017-06-29 | 2017-10-27 | 深圳市卓宝科技股份有限公司 | A kind of construction method of waterproof and insulation integrated plate |
| CN110816014A (en) * | 2018-08-11 | 2020-02-21 | 陈军 | Continuous production equipment and method for thermosetting composite polyphenyl thermal insulation decorative plate |
| CN114412006A (en) * | 2022-02-14 | 2022-04-29 | 中建三局集团北京有限公司 | Composite heat preservation system applied to refrigeration house |
| CN114412006B (en) * | 2022-02-14 | 2024-03-12 | 中建三局集团北京有限公司 | Be applied to compound heat preservation system of freezer |
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Application publication date: 20100728 |