CN101549526A

CN101549526A - Producing method of thermal insulation external wall panel

Info

Publication number: CN101549526A
Application number: CNA200910020171XA
Authority: CN
Inventors: 闫丕春
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-04-28
Filing date: 2009-04-28
Publication date: 2009-10-07

Abstract

The invention discloses a producing method of a thermal insulation external wall panel, which comprises the steps of producing steel wire mesh sheets, forming a steel mesh frame, producing double surfacing thin concrete body and forming a cavity and a thermal insulation layer. The thermal insulation external wall panel is characterized in that the thermal insulation layer is formed by filling inorganic thermal insulation material in the cavity of the thin concrete body. Therefore, the thermal insulation external wall panel has the advantages of high flame resistance, good thermal storage effect, low cost, resources conservation, raw material conservation, larger using area, shorter construction period, high shock resistance, wind pressure resistance, light weight, endurance (with the service life as long as that of the main part of the project), high standard for energy conservation, thermal insulation, acoustic insulation and fire prevention, and industrialized production, thereby being especially suitable for being used in construction engineering.

Description

The preparation method of thermal insulation external wall panel

Technical field:

The present invention relates to the preparation method of the preparation method, particularly a kind of thermal insulation external wall panel of the outer ash wall body plate of a kind of architectural engineering.

Technical background:

Country reduces the architectural engineering energy consumption for energy savings, and house and town and country construction portion propose to realize the regulation requirement of heat preservation energy-saving 65%, has brought then the new new task object of wall body structure technology is reformed and explored to traditional body of wall; At present both at home and abroad body of wall generally adopts the building block body heat preserving method of composite heat-insulating layer and shear wall composite heat-insulating layer again, these ways were through facts have proved in recent years, have some hidden danger and deficiency, with the building block body method of composite heat-insulating layer and shear wall composite heat-insulating layer again, quantities is big, the construction trouble, long in time limit, plastering or inlay to paste in the heat-insulation layer appearance is difficult to reach the Wind-Pressure Resistance requirement, is prone to crack, infiltration, cause destroying appearance and plaster and destroy heat-insulation layer, and lose heat insulation effect.Number of patent application is that the heat-insulation layer inserts of 200710014751.9 disclosed " preparation methods of Side fascia, lining, floorboard, roof boarding " is the foaming hard-foam polyurethane, hard-foam polyurethane is a classic material in the insulation material, its insulation, water-proof function are very remarkable, place it two-layer concrete cavity to form built-in heat-insulation layer, its the insulation life-span can with the same life-span of building body, be applicable to the use of all kinds of climatological regions, especially to cold district, severe cold area uses better.But it belongs to a kind of organic material, and is bigger to the petroleum resources dependence, particularly the warm summer in winter is thermally distinguished use and not only cause the wasting of resources, and the cost height.

Summary of the invention:

Purpose of the present invention will provide exactly that a kind of combustion property extremely is good, the accumulation of heat effect is good, cost is low, economizes on resources, saves material, increases usable floor area, reduction of erection time significantly, and can reach the preparation method of high antidetonation, anti-high wind pressure, light weight, durable (can with same life-span of architectural engineering main body) high standard energy-saving heat preserving, sound insulation, fireproof thermal insulation external wall panel equally.

The object of the present invention is achieved like this: a kind of preparation method of thermal insulation external wall panel, by making steel fabric sheet, form the steel wire net rack skeleton, make the thin body concrete of two surface layers, form on an empty stomach, form the heat-insulation layer step and form, it is characterized in that described formation heat-insulation layer be thin body concrete on an empty stomach in filling inorganic heat preserving and heat insulation material and form heat-insulation layer.

A preferred forms of the present invention is: inorganic heat preserving and heat insulation material is foam cement, a kind of in the inorganic material such as perlite, rock wool, vermiculite power of rising splashes, making the thin body concrete formation of two surface layers concrete material on an empty stomach is to be mixed together in proportion by high-mark cement, water, artificial hard rock stone sand, hard rock fine sand, SILICA FUME, first level flour coal ash, high efficiency water reducing agent, the match ratio label is c30-c40, and artificial hard rock stone sand, hard rock fine sand can replace with the extremely low river sand of clay content.

The present invention compared with prior art has the following advantages:

Owing to steel fabric sheet is made in employing, form the steel wire net rack skeleton, make the thin body concrete of two surface layers, formation empty stomach, form heat-insulation layer, and form the method that heat-insulation layer is a filling inorganic heat preserving and heat insulation material in thin body concrete empty stomach, thereby:

1, combustion property is good extremely, the accumulation of heat effect is good, cost is low, economize on resources, reach high antidetonation, anti-high wind is pressed, durable (can with same life-span of architectural engineering main body) high standard energy-saving heat preserving, sound insulation, fire prevention;

2, reach batch production production, exempt plastering process, save a large amount of former materials and artificial.

3, can increase usable floor area 5%-10%, and save a large amount of construction lands, be the ground saving type Building technology.

4, reduction of erection time significantly reduces the construction equipment holding time, saves the construction water electricity consumption, reduces the job site and pollutes.

5, light weight, only build again 3.5-4/one of complex heat-preservation by laying bricks or stones, so can consider the footpath level and the basic input amount that reduce reinforcing bar under the preceding topic of shockproof requirements satisfying for tradition.

The specific embodiment:

1, manufactures steel fabric sheet: with numerical control bonding machine vertical and transverse steel wire right-angled intersection point are welded, and should reserve the door-window opening that needs simultaneously, just can form the net sheet; The steel wire that requires the net sheet is for can weld the cold-drawn zinc-coated wire, and its material should meet relevant national standard, and the spacing of its steel wire, footpath level, main muscle, auxilliary muscle position are provided with, and solder joint requires to satisfy the mechanical index of this wallboard design;

2, form the steel wire net rack skeleton: insert the silk machine with between upper and lower two layers of net sheet with numerical control, divide vertically, laterally use at a certain distance zinc-coated wire (bridging formula) and galvanizing steel column (use through antiseptic hardwood do column or with moulding the carpentery workshop column) enforcement and the net sheet muscle of being advocated welds, form support and draw two layers of net sheet, just can form the rack skeleton;

3, make the thin body concrete of two surface layers, form on an empty stomach: utilizing the patent No. is 200720025578.8 steel shock platforms, at shock platforms upper berth one deck Polypropylence Sheet, on Polypropylence Sheet, spread alkali resistant glass fibre open weave cloth, the concrete material that classification is stirred again, all be spread out in above the alkali resistant glass fibre open weave cloth by weight, rack is placed the concrete material that stirs, form outdoor concrete layer through vibrations, made promptly to hang away behind the outdoor surface layer concrete and can adopt the solar heat water curing, treat that concrete strength reaches c10 when above, transport back again, utilize above same way to manufacture indoor surface concrete layer, so just form the empty stomach that needs; Described concrete material is to be mixed together in proportion by high-mark cement, water, artificial hard rock stone sand, hard rock fine sand, SILICA FUME, first level flour coal ash, high efficiency water reducing agent, the match ratio label is c30-c40, artificial hard rock stone sand, hard rock fine sand can replace with the extremely low river sand of clay content, and can mix a certain proportion of stone flour; Also can in concrete material, mix polypropylene fibre (or other alkali proof fibers), can save shop this link of alkali resistant glass fibre open weave cloth, because polypropylene fibre (or other alkali proof fibers) and alkali resistant glass fibre open weave cloth all have been the cracking resistance effects;

4, form heat-insulation layer: with interim shutoff around plate base, dual-side and door, the window opening mouth, fill inorganic heat preserving and heat insulation material and form heat-insulation layer on an empty stomach at thin body concrete, inorganic heat preserving and heat insulation material is foam cement, a kind of in the inorganic material such as perlite, rock wool, vermiculite power of rising splashes.Filling-foam cement is the foam cement slip to be filled in the thin body concrete empty stomach form foamed concrete as the insulation layer; Filling is splashed when rising by inorganic material such as perlite, rock wool powder, vermiculite power, be with behind above material and the binding material mix, recharge thin body concrete on an empty stomach in as the insulation layer.

The insulation layer also can be after outdoor surface layer concrete be made, one deck foamed material or spray inserts are sprayed in the face surface within it again, after reserving the airspace layer, utilize the upset of steel shock platforms to make indoor surface layer concrete more again, the space of the thickness of insulation layer and airspace layer will be determined according to each department climate condition and the energy-conservation heat transfer standard of national regulation.

Can adopt two kinds of methods when installing and using:

1, pre-buried embedded iron parts, the external angle steel of embedded iron parts or channel-section steel in the Yu Liang, post weld plate base exposed steel bar at the bottom of on the external angle steel of beam built-in fitting, with plate with angle steel.The external angle steel welding of plate dual-side exposed steel bar and post built-in fitting, the external angle steel welding of plate top exposed steel bar and upper beam built-in fitting.So just, horizontal joint, perps are stayed beam, post outer side center position.The method installation needs beam, ability installing plate when the post concrete strength can be born plate weight but adopt.

2, embedded iron parts in underbeam with panel seat (recession removes) on the movable bearing support of end face on the lower plate, welds plate dual-side, plate top reinforcing bar column with the reinforcing bar that inserts post, beam, pour into a mould beam, post concrete again.(with plate replacement, beam, post outer template) treats that the underbeam concrete strength reaches in the time of bearing plate weight, angle steel held out against at the bottom of with special-purpose Xiao Youding and plate, again with built-in fitting welding on angle steel and the beam.Just can remove movable bearing support afterwards.

Adopt horizontal joint that above two kinds of methods form and perps at beam, post appearance place, need spray polyurethane foam in seam earlier, back appearance is smeared the polymer mortar, and buries alkali resistant glass fibre open weave cloth one in the mortar layer appearance.Mortar layer and edges of boards intersection will stay Jie's space, and cram with building sealant the back, just can directly carry out wall plaster or edge tiling afterwards.

Claims

1, a kind of preparation method of thermal insulation external wall panel, by making steel fabric sheet, form the steel wire net rack skeleton, make the thin body concrete of two surface layers, form on an empty stomach, form the heat-insulation layer step and form, it is characterized in that described formation heat-insulation layer be thin body concrete on an empty stomach in filling inorganic heat preserving and heat insulation material and form heat-insulation layer.

2, the preparation method of thermal insulation external wall panel according to claim 1 is characterized in that described inorganic heat preserving and heat insulation material is a foam cement, a kind of in the inorganic material such as perlite, rock wool, vermiculite power of rising splashes.

3, the preparation method of thermal insulation external wall panel according to claim 1 and 2, it is characterized in that it is to be mixed together in proportion by high-mark cement, water, artificial hard rock stone sand, hard rock fine sand, SILICA FUME, first level flour coal ash, high efficiency water reducing agent that the thin body concrete of described making two surface layers forms concrete material on an empty stomach, the match ratio label is c30-c40.

4, the preparation method of thermal insulation external wall panel according to claim 3 is characterized in that described artificial hard rock stone sand, hard rock fine sand can replace with the extremely low river sand of clay content.