CN2782809Y

CN2782809Y - Profile straight seam free thermo-insulating outer door concrete building block

Info

Publication number: CN2782809Y
Application number: CNU2005200915721U
Authority: CN
Inventors: 王才德
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-07-01
Filing date: 2005-07-01
Publication date: 2006-05-24
Anticipated expiration: 2015-07-01

Abstract

The utility model relates to an exterior wall tile for building engineering, particularly a special-shaped no-straight-seam concrete thermo-insulating exterior wall building block, which is a composite square structure composed of an upper, a middle and a lower layers, wherein the middle layer is composed of a hollow composite concrete outer layer and a hollow interiorly-filled coal ash cement foam inner layer, and the upper and the lower layers are respectively composed of a star-shaped composite concrete outer layer and a star-shaped interiorly-filled coal ash cement foam inner layer, openings of which are oppositely arranged; the upper, the middle and the lower layers are arranged in the mutual superposition mode, the upper layer is arranged right on the lower layer, a longer side and a shorter side along one side of the middle layer respectively retract inward so as to form a groove, and the corresponding side of the groove forms a convex rib the size of which is the same as that of the groove. The utility model changes the characteristics of the brick building block structure, overcomes common defects of traditional building blocks, solves the problem of thermal insulation of walls by utilizing coal ash, and the price is much lower than the expenses of exteriorly thermal insulation exterior walls. The utility model has the advantages of energy saving, long service life of exterior walls, environment beautifying, fast construction, low cost, etc.

Description

The building block of the no vertical masonry joint concrete heat preserving exterior wall of abnormity

Technical field

The utility model relates to the construction work exterior wall tile, specifically the building block of the no vertical masonry joint concrete heat preserving exterior wall of abnormity.

Background technology

The outer body of wall of existing building engineering, generally adopt the job practices of the poly-stupid plate insulation of cinder concrete building-block and exterior wall in recent years, main common fault is: cinder brick carbon content height, aging fast, shrink big, intensity is low, frost resistance and impervious very poor, building block combines not firm with the surface layer mortar, outer surface layer can't be pasted, the hollowing crack phenomenon is serious, and wall body slit strengthens year by year, and it is too many that damp and mouldy phenomenon appears in indoor wall and door and window hole.In addition, in the underground fire coal, contained radioactive substance is had nothing in common with each other, behind per 100 tons of coal combustions in remaining more than 10 tons of slags, and the radioactive substance high concentration, portioned product can work the mischief to human body.Owing to the polyphenyl plate self of cinder brick wall body slit and insulating layer of external wall is shunk, is pasted not strongly, multiple reasons such as surface layer glass fiber net intensity is low, light amplitude weatherability difference, make in the external wall outer insulation surface layer short time to occur: the crack is serious, seepage, reduction heat insulation effect, come off year by year, bottom and the door and window hole external thermal insulation is easily broken, construction is complicated, dangerous, a lot of disadvantages such as expense is high, maintenance difficult.

Industry personage is consistent with the expert to be thought: body of wall is verified in practice outside the slag hollow brick has many drawbacks, and service life is held the suspection attitude in poly-stupid plate insulation to exterior wall, but does not have substitute.

The utility model content

For thoroughly addressing the above problem, the purpose of this utility model is to provide a kind of insulation, intensity height, novel no vertical masonry joint concrete insulation blocks that effect is good, is existing outer body of wall and heat-preserving wall ideal substitute.

For achieving the above object, the technical solution adopted in the utility model is:

The building block of the no vertical masonry joint concrete heat preserving exterior wall of abnormity, the square block structure that upper, middle and lower-ranking is compound, the intermediate layer by hollow composite concrete outer and hollow in the pulverized fuel ash cement foam internal layer of filling constitute the pulverized fuel ash cement foam internal layer formation of filling in outer and " U " type of the composite concrete of upper and lower two layers of " U " type that is oppositely arranged by two openings; The upper, middle and lower-ranking placement that is superimposed with each other, on be placed on lower floor directly over, the middle level forms groove along the long limit and the respectively inside indentation of minor face of one side, the respective side of corresponding grooves forms sizable fin.

Described middle level preferably forms groove along the inside indentation of its diagonal, and the respective side of corresponding grooves forms sizable fin;

Usually outer and hollow interior pulverized fuel ash cement foam internal layer of filling constitutes described upper, middle and lower-ranking by vertically hollow composite concrete, and its size is identical; Be to increase the intensity of building block, can be in pulverized fuel ash cement foam internal layer be vertically arranged with the composite concrete supporting layer along exterior wall building block; Also can be provided with the composite concrete skin at the longitudinal terminal surface of exterior wall building block.

The utlity model has following advantage:

The insulation, the intensity height.The utility model does not have vertical masonry joint concrete insulation blocks extexine and adopts the 150# concrete, and heart is equipped with flyash and the synthetic physical blowing insulation of cement, and (insulation proportion is 400kg m to steam-cured the forming of mechanism ³), shell has the intensity height, and the resistance to compression degree reaches 15 more than the MPa, and heart is equipped with foaming body and has heat insulation function (coefficient of thermal conductivity is 0.2W/m.k), the thick concrete insulation blocks of 18-29cm body of wall, reaches and surpasses national existing energy conservation standard (every m ³Insulation blocks proportion 900-950kg).

2. effect is good.The utility model do not have the sound insulation of vertical masonry joint concrete insulation blocks, fire prevention, environmental protection, to human body do not have harm, freeze proof, anti-aging, shrinkage stable, adorn outward that cloth cover is pasted and embedded part is firm, do not peel, body of wall top-crack and hollowing phenomenon are resolved substantially.Concrete insulation blocks horizontal joint and vertical lap seam have 5 bendings respectively, socket mutually, improve the antidetonation rank, non-leakage, cold thoroughly, lot of advantages such as body is thin, engineering cost is low, usable floor area increase, speed of application is fast, the exterior surface of wall sense organ is good, useful life longevity is strong.Make full use of flyash, the discharging of solution flyash, occupation of land, pollution problems make wall change policy and conservation measures obtains further implementing.

Description of drawings

Fig. 1 is the utility model concrete insulation blocks transverse sectional view.

Fig. 2 is the utility model concrete insulation blocks side view.

Fig. 3 is a not material feeding front casing structural representation of the utility model concrete insulation blocks.

Fig. 4 is a structural representation after the material feeding of the utility model concrete insulation blocks.

The specific embodiment

Embodiment 1

Shown in Fig. 1-4, the building block of the no vertical masonry joint concrete heat preserving exterior wall of abnormity is the compound square block structure of upper, middle and lower-ranking, upper, middle and lower-ranking constitutes by vertically hollow composite concrete outer 1 and hollow interior pulverized fuel ash cement foam internal layer of filling 2, and size is identical, placement is superimposed with each other, on be placed on lower floor directly over, the middle level forms groove 3 along the long limit and the respectively inside indentation of minor face of one side, and the respective side of corresponding grooves forms sizable fin 4; Be to increase the intensity of building block, be vertically arranged with the composite concrete supporting layer along exterior wall building block in pulverized fuel ash cement foam internal layer; Pulverized fuel ash cement foam internal layer 2 is for having the cellular structure of hole;

During production, at first composite concrete is put into mould, appearance adopts the mechanical presses moulding to make vertically hollow fragment of brick composite concrete skin 1, and pressure 12-15 MPa is above, rubble concrete shell; Adopt flyash, cement to make slurry then, again slurry is cast in the shell, after the steam-cured curing, obtain having the pulverized fuel ash cement foam internal layer 2 of miniature closed pore honeybee snail shape structure, every m through physical blowing ³Proportion 450kg cement and fly ash foamed insulation, automatic production line production; Pulverized fuel ash cement foam internal layer 2 and outer 1 strong bonded of composite concrete, thus the building block of the no vertical masonry joint concrete heat preserving exterior wall of abnormity formed; The junction of the upper, middle and lower-ranking of exterior wall building block is the complex coagulation soil layer.

But the utility model abnormity concrete exterior wall building block winter protection, fire prevention, antiseepage, insulation, load-bearing are the last reforms of walling unit structure.Original building block can not be satisfied existing people's habitat condition and satisfy the existing energy conservation standard requirement of country, main common fault: intensity is low, 5 MPa is following, water absorption rate is big, frost resistance is poor, seepage, exterior wall decortication, shrinkage crack, be not incubated, and need do exterior-wall heat insulation; The body of wall horizontal mortar joint, owing to hollow reason, contact area is little and saturating cold, seepage, antidetonation, decortication etc.; Bring difficulty and very high disadvantages such as maintenance cost to property management.The characteristics of the utility model abnormity concrete exterior wall building block are: intensity height, 15 MPas be above, improve the antidetonation rank, antifreeze, impervious, winter protection, insulation (need not to do any insulation handles), ageing-resistant, permanent strong, easy construction, thoroughly changes the common fault of original standard brick and other building-block.And solve problem energy-conservation, insulation simultaneously, be the unrivaled new product of original materials for wall.

In a word, the utility model changes brick block structure characteristics and solves the common fault of traditional building block, utilizes flyash to solve wall thermal insulating, the energy-conservation energy, the price expense far below external wall outer insulation; Increase outer body of wall application life, fast, the plurality of advantages such as expense is low of beautifying the environment, construct.

Claims

1. the no vertical masonry joint concrete heat preserving exterior wall of abnormity building block, the square block structure that upper, middle and lower-ranking is compound, it is characterized in that: the intermediate layer by hollow composite concrete skin (1) and hollow in the pulverized fuel ash cement foam internal layer (2) of filling constitute pulverized fuel ash cement foam internal layer (2) formation of filling in the composite concrete skin (1) of upper and lower two layers of " U " type that is oppositely arranged by two openings and " U " type; The upper, middle and lower-ranking placement that is superimposed with each other, on be placed on lower floor directly over, the middle level forms groove (3) along the long limit and the respectively inside indentation of minor face of one side, the respective side of corresponding grooves forms sizable fin (4).

2. according to the building block of the no vertical masonry joint concrete of the described abnormity of claim 1 heat preserving exterior wall, it is characterized in that: described middle level forms groove along the inside indentation of its diagonal, and the respective side of corresponding grooves forms sizable fin.

3. according to the building block of the no vertical masonry joint concrete of the described abnormity of claim 1 heat preserving exterior wall, it is characterized in that: outer and hollow interior pulverized fuel ash cement foam internal layer of filling constitutes described upper, middle and lower-ranking by vertically hollow composite concrete, and its size is identical.

4. according to the building block of the no vertical masonry joint concrete of the described abnormity of claim 3 heat preserving exterior wall, it is characterized in that: describedly in pulverized fuel ash cement foam internal layer, be vertically arranged with the composite concrete supporting layer along exterior wall building block.

5. according to the building block of the no vertical masonry joint concrete of the described abnormity of claim 3 heat preserving exterior wall, it is characterized in that: described longitudinal terminal surface at exterior wall building block is provided with the composite concrete skin.