CN102261132B

CN102261132B - Inorganic vertical fibre composite thermal insulation board and manufacturing method thereof

Info

Publication number: CN102261132B
Application number: CN2011101015867A
Authority: CN
Inventors: 赵书恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-04-22
Filing date: 2011-04-22
Publication date: 2013-11-13
Anticipated expiration: 2031-04-22
Also published as: CN102261132A

Abstract

The invention relates to an inorganic vertical fibre composite thermal insulation board and a manufacturing method thereof. The manufacturing method mainly comprise the steps of: shearing an inorganic refractory fibre body into short fibre according to the producing requirement, arranging the short fibre vertically with a mold or a special tool and machine; heating and molding, spraying inorganic gelatinizer or interface agent on two surfaces of the inorganic vertical fibre body, then spraying or applying anti-crack mortar, and then pressing in alkali-proof glass fibre or wire mesh, finally painting gelatinizer complex membrane on the naked part of the vertical fibre. The glass fibre or wire mesh is a net structure consisting of multiple fibre yarns or iron wires which are distributed vertically and horizontally. The invention has the beneficial effects that the advantages of the inorganic fibre material are fully played, such as environmental protection, fire prevention, compression strength, negative wind pressure resistance, no loosing-off, no hanging-down, excellent construction performance and thermal insulating performance, easy factory production and the like; the state A-grade fire prevention requirement can be met; and the composite thermal insulation board can be used as the product integrate with environmental protection and energy conservation, fire prevention and thermal insulation.

Description

A kind of compound heated-board with inorganic upright fibre and preparation method thereof

Technical field

The present invention relates to building materials field, relate in particular to a kind of compound heated-board with inorganic upright fibre and preparation method thereof.

Background technology

At present domestic Modular building thing lacks the better heat preservation fireproofing material of performance, thereby fire takes place frequently, existing inorfil cotton products belong to the fibre layered structure of tiling and can not be directly used in exterior-wall heat insulation: at first, inorganic material fiber fire prevention basic property is fine, but environmental-protecting performance, the non-constant of workability, fiber fly upward the direct Field Force's of impact health with the wind; Secondly, its layer structure causes spreading upon mortar, the cementitious material of this product surface and has only fixed its top layer, and intermediate layer can be As time goes on and slowly sagging, makes heat-insulation system form cavity, ftracture, come off.In sum, need to carry out technological innovation on the prior art basis, this comprises structure of warming plate and preparation method thereof.

Summary of the invention

For above defect, the invention provides a kind of energy-conserving and environment-protective, fire prevention resistance to compression, wind suction prevention, heat-insulating property superior, be easy to batch production production, be conducive to compound heated-board with inorganic upright fibre that improves construction environment and preparation method thereof, to solve many deficiencies of prior art.

For achieving the above object, the present invention is by the following technical solutions:

A kind of compound heated-board with inorganic upright fibre, its preparation method mainly comprises the following steps:

(1) will cut into short fiber according to production requirement by the inorganic refractory fiber body that simple glass cotton, centrifugally glass-wool, glass fiber, alumina silicate fibre, alumina silicate needling fiber, rock wool, mineral wool or asbestos fiber form, and use mould or special work, facility that short fiber is uprightly arranged;

(2) through heating typing;

(3) in the agent of two surface spraying inorganic gels or the interfacial agents of inorganic vertical fibre body, and then spraying or scrape and smear anticracking grout, then be pressed into alkali-resistant glass fibre or wire gauze, finally at the multiple film of the exposed part brushing gelling agent of upright fibres.

Described glass fiber or wire gauze are the net structure that is comprised of the fibre of some longitudinal and transverse distributions or iron wire, the multiple film of fiber exposed part brushing one deck gelling agent of described inorganic refractory fiber body.

Compared with prior art, the beneficial effect of compound heated-board with inorganic upright fibre of the present invention and preparation method thereof is: it has overcome the drawback of current material, the advantage of inorganic fibers is fully played, as environmental protection, fire prevention, compressive strength, wind suction prevention, do not come off, not sagging, workability, heat-insulating property are superior, be easy to the various aspects such as batch production production, simultaneously can reach the fire protection requirement of national A level, can be used as the product that integrates environmental protection and energy saving, fire prevention, insulation etc.

Description of drawings

Below with reference to the accompanying drawings the present invention is described in further detail.

Fig. 1 is the structural representation of the described compound heated-board with inorganic upright fibre of the embodiment of the present invention.

In figure:

1, inorganic refractory fiber body; 2, outside screed; 3, glass fiber or wire gauze; 4, mortar top layer.

The specific embodiment

As shown in Figure 1, the described compound heated-board with inorganic upright fibre of the embodiment of the present invention, comprise inorganic refractory fiber body 1 and outside screed 2, two external surfaces of described inorganic vertical fibre body 1 spray one deck inorganic gel agent or interfacial agents, simultaneously by the spraying of this gelling agent layer or scrape and smear the outside screed 2 of one deck cracking resistance, these outside screed 2 inside are pressed into alkali-resistant glass fibre or wire gauze 3, and this glass fiber or wire gauze 3 are for the fibre by some longitudinal and transverse distributions or iron wire forms and form net structure in mortar top layer 4; The multiple film of upright fibres exposed part brushing one deck gelling agent of described inorganic refractory fiber body 1 causes environment pollution to avoid fiber to fly upward.Described inorganic vertical fibre body 1 is comprised of simple glass cotton, centrifugally glass-wool, glass fiber, alumina silicate fibre, alumina silicate needling fiber, rock wool, mineral wool or asbestos fiber.

The preparation method of the described compound heated-board with inorganic upright fibre of the embodiment of the present invention comprises the following steps:

(1) inorganic refractory fiber is cut into the short fiber of certain-length according to production requirement, use mould or special work, facility that its short fiber is uprightly arranged; Purpose is to make the product batch production to produce, and has avoided the artificial error of site operation proportioning, and its quality stability, heat insulation effect, fire-protection rating have all obtained effective raising, reaches the requirement of country to the Modular building insulated fire;

(2) through heating typing, tentatively obtain product compound heated-board with inorganic upright fibre and preparation method thereof (during typing, inorganic refractory fiber contains the typing of can directly heating of gelling agent, do not contain the typing of heating again of gelling agent after adding gelling agent, do not add gelling agent and can adopt the needle point method typing);

(3) in the agent of two surface spraying inorganic gels or the interfacial agents of compound heated-board with inorganic upright fibre and preparation method thereof, and then spray or scrape and smear anticracking grout, then be pressed into alkali-resistant glass fiber mesh, cause environment pollution at the multiple film of the exposed part brushing gelling agent of upright fibres to avoid fiber to fly upward finally, this process possesses following characteristics:

1. because of the two ends at short fiber after the agent of two surface spraying inorganic gels, that its bonding one-tenth is whole, gelling agent solidifies two thin plates of rear formation short fiber is clipped in the middle, the two ends of also having fixed simultaneously short fiber make its one-tenth as a whole, short fiber can be not sagging, come off, the drawback such as stopped the heat-insulation system cavity, come off;

2. two thin plates that solidify rear formation because of gelling agent are clipped in the middle short fiber, also fixed simultaneously the two ends of short fiber, have effectively avoided short fiber along with air flies upward, causes environment pollution during site operation, thereby have improved construction environment;

3. the alkali-resistant glass fiber mesh that is pressed in gelling agent makes the integral body that suppleness of this product formation is high, do not ftracture, do not fracture;

4. because the fiber alignment structure of this product is the upright composite board that forms of arranging, sheet material erect to be attached on body of wall, 90 ° of right angles of fiber and body of wall formation, effectively increased compressive strength, reduced the destructiveness of negative blast to insulation layer;

5. cost is lower, meets the national energy-saving requirement, can reach the fire protection requirement of A level, is applicable to exterior-wall heat insulation.

Claims

1. compound heated-board with inorganic upright fibre, it is characterized in that: comprise inorganic vertical fibre body (1) and outside screed (2), two external surfaces of described inorganic vertical fibre body (1) spray one deck inorganic gel agent or interfacial agents, simultaneously by the spraying of this gel layer or scrape and smear the outside screed (2) of one deck cracking resistance, this outside screed (2) inside is pressed into gauze wire cloth (3), described inorganic vertical fibre body (1) is cotton by simple glass, centrifugally glass-wool, glass fiber, alumina silicate fibre, the alumina silicate needling fiber, mineral wool or asbestos fiber form, the short fiber that cuts into according to production requirement, use mould or special work, facility are uprightly arranged short fiber, described gauze wire cloth (3) is the net structure that the iron wire by some longitudinal and transverse distributions forms, the multiple film of the upright short fiber exposed part brushing layer of gel layer of described inorganic vertical fibre body (1).

2. the preparation method of compound heated-board with inorganic upright fibre according to claim 1 is characterized in that mainly comprising the following steps:

(1) will cut into short fiber according to production requirement by the inorganic refractory fiber body that simple glass cotton, centrifugally glass-wool, glass fiber, alumina silicate fibre, alumina silicate needling fiber, mineral wool or asbestos fiber form, and use mould or special work, facility that short fiber is uprightly arranged;

(2) through heating typing: through heating typing, tentatively obtain the product compound heated-board with inorganic upright fibre, during typing, inorganic refractory fiber contains the typing of can directly heating of gelling agent, do not contain the typing of heating again of gelling agent after adding gelling agent, do not add gelling agent and can adopt the needle point method typing;

(3) in the agent of two surface spraying inorganic gels or the interfacial agents of inorganic vertical fibre body, and then spraying or scrape and smear anticracking grout, then be pressed into wire gauze, finally at the multiple film of the exposed part brushing gelling agent of upright fibres.