CN102912912A

CN102912912A - Matrix for filling cast-in-situ concrete

Info

Publication number: CN102912912A
Application number: CN2011104416224A
Authority: CN
Inventors: 周立成
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-12-26
Filing date: 2011-12-26
Publication date: 2013-02-06
Anticipated expiration: 2031-12-26
Also published as: CN102912912B

Abstract

The invention relates to a matrix for filling cast-in-situ concrete. The matrix comprises a matrix base body and an aerating liner embedded in the matrix base body; and the aerating liner is fixedly sealed in the matrix base body. The inner part of the matrix base body is internally provided with the aerating liner, and the aerating liner is directly embedded in the matrix base body. In use, the aerating liner can play the role of supporting the peripheral wall of the matrix from the inner part of the matrix, therefore, the problem that the peripheral wall of the matrix is sunken inwards in use is avoided; a shell of the aerating liner can be only burned when the aerating liner is directly contacted with open fire, so that the burning intensity of the aerating liner is low, the burning time is relatively short, and further, the problem that in the prior art, a filler in the matrix for filling the cast-in-situ concrete can ignite the other matters in the process of burning is solved.

Description

A kind of carcass for filling cast-in-situ concrete

Technical field

The present invention relates to a kind of carcass for filling cast-in-situ concrete in the building material technical field.

Background technology

In the manufacturing or work progress of reinforced concrete hollow slab, in concrete, fill some proportions can reduce the concrete hollow slab integral less than concrete light filling piece weight, improve the effect of concrete maintenance, heat insulation and sound insulation, mostly adopt hollow thin-wall box in the present existing construction, but owing to do not have braced structures between the bottom surface, top of carcass matrix, therefore limited in the intensity of carcass matrix, in transportation and construction, the carcass matrix is easy to because trampling or collide chipping or avalanche.

Application number is that 200720187692.8 Chinese invention patent discloses a kind of carcass for filling cast-in-situ concrete, this carcass is by the mode of filled polyethylene material in the carcass shell, so that have the braced structures that is between the bottom surface, carcass shell top in the carcass shell, but because the polythene material in the carcass has consisted of a larger block structure, therefore when this bulk filler directly contacts with naked light, violent burnup can occur in this bulk filler, and because the burning time of this bulk filler is longer, therefore should the bulk filler can ignite flammable object around it, thus large-scale fire caused.

Summary of the invention

The present invention proposes a kind of carcass for filling cast-in-situ concrete, be intended to solve when burning, can the ignite problem of other objects of filler in the carcass for filling cast-in-situ concrete in the prior art.

The technical scheme of this carcass for filling cast-in-situ concrete is as follows:

A kind of carcass for filling cast-in-situ concrete, described carcass comprise pre-buried inflatable bladder in carcass matrix and the carcass matrix, and described inflatable bladder is encapsulated in the carcass matrix admittedly.

Described carcass matrix is the spongy porous body with foam hole that is supported by foamed concrete.

The external surface of described carcass matrix is coated with the waterproofing course that is made of waterproofing materials.

Described waterproofing course is made of at least a waterproofing materials in pitch, waterproofing membrane, water-repellent paint, waterproof paint, the cement.

Described inflatable bladder is made of at least a in plastic material, elastomeric material, the cloth prepared material.

The bottom of described carcass matrix convexes with at least three brace tables that are used for supporting carcass.

Described carcass matrix has end face, bottom surface and side all around, the bottom surface of described carcass matrix and all around between the side by chamfering tangent plane or the transition of arc angling face.

Be provided with inflatable bladder in the inside of carcass matrix among the present invention, this inflatable bladder directly is embedded in the carcass matrix, in use, this inflatable bladder can play from the inside of carcass the effect of supporting carcass perisporium, thereby avoided in use, the problem that the perisporium of carcass caves in to the inside, and because when inflatable bladder directly contacts naked light, inflatable bladder only can be burnt with regard to its housing, thereby so that the combustion intensity of inflatable bladder is not high, burning time is shorter, and then has solved can ignite when the burning problem of other objects of the filler in the carcass for filling cast-in-situ concrete in the prior art.

Description of drawings

Fig. 1 is the structural representation of embodiments of the invention 1;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is that the A-A of Fig. 2 is to sectional view;

Fig. 4 is the upward view of Fig. 1;

Fig. 5 is the structural representation of embodiments of the invention 2.

The specific embodiment

The embodiment 1 of carcass for filling cast-in-situ concrete of the present invention: as shown in Figures 1 to 4, this carcass for filling cast-in-situ concrete mainly is made of the inflatable bladder 2 in carcass matrix 1 and the carcass matrix 1, wherein, the inner chamber of carcass matrix 1 is square cavities, corresponding inflatable bladder 1 profile also is square, inflatable bladder 2 directly is embedded in the carcass matrix 1, so that carcass matrix 1 can be with inflatable bladder 2 solid envelopes within it, namely, when the staff pours into a mould carcass matrix 1, with inflatable bladder 2 and carcass matrix 1 one moulding by casting, be foamed concrete and be used for cast carcass matrix 1 material, thereby so that the box body of carcass matrix 1 is the spongy porous body that is made of concrete solid and foam hole, and be provided with the waterproofing course 3 that is consisted of by water-repellent paint at the external surface of carcass matrix 1.

Wherein, foamed concrete is with cement, blowing agent, sand, flyash and moisture etc. stir into the polymer of two cover continuous structures of organic binder, include even pore, foamed concrete normally is prepared into foam with mechanical means with the foaming agent aqueous solution, again foam is joined and contain siliceous material, calcareous material, in the slip that water and various Admixtures etc. form, through mix and blend, moulding by casting, a kind of porous material that maintenance forms, thereby so that the box body of carcass matrix 1 has better heat insulating effect, the sound-proof refractory performance, water proofing property, durability, processing characteristics, environmental-protecting performance and functional performance.

Water-repellent paint adopts polymer cement-base waterproof coating (being called for short the JS water-repellent paint), the bi-component water-repellent paint that the liquid material that this polymer cement-base waterproof coating is formed by synthesising macromolecule copolymer emulsion (such as polyacrylate, polyvinyl acetate, SBR emulsion) and various additive optimum organization and supporting powder (being comprised of special cement, graded sand) are composited is a kind of high, but also waterproofing materials of organic and/or inorganic materials good endurance of synthesising macromolecule copolymer elastic properties of materials that not only had.

Polymer modified cement based waterproofing coating had both included the organic polymer emulsion, included again inorganic cement.Organic polymer is filmed flexible, critical surface tension is lower, good decorating effect, but resistance to ag(e)ing is not enough, and cement is a kind of hydraulic cementing materials, and has extremely strong adhesion stress between the watery appearance face of carcass matrix, moisture resistance is very good, and compressive strength is high, but flexible poor, the two combination, can make organic and inorganic combination, have complementary advantages, temper toughness with gentleness, the impervious raising, pressure-resisting ratio improves, and comprehensive comparison is superior, reaches preferably waterproof effect, thereby so that carcass has the characteristics of waterproof, antiseepage, improve the whole functional performance of carcass.

Further, pass through the transition of arc angling face between the bottom surface of carcass matrix 1 and the lateral surface, and, convex with three equally distributed arc cams 101 in the bottom surface of carcass matrix 1.

In use, inflatable bladder 2 is selected inflated rubber inner bag 2, so that inflatable bladder 2 has better expansion character.And the nitrogen in the inflatable bladder 2 has good anti-flammability, when inflatable bladder 2 contact naked lights, and when being burnt, the nitrogen in the inflatable bladder 2 can gush in inflatable bladder 2, block the burning of inflatable bladder 2, and the intensity of a fire is on every side played certain effect of putting out; The concrete that is used for the cast superstructure can flow between carcass matrix 1 and the superstructure surface from arc transiting surface and the boss of the bottom surface of carcass matrix 1, thereby so that the casting process of fluid concrete is milder in the casting process, bottom surface planarization after building is better, thereby so that in the house decoration process, the smooth processing on superstructure surface can be saved.

The embodiment 2 of carcass for filling cast-in-situ concrete of the present invention: as shown in Figure 5, the difference of present embodiment and embodiment 1 is that the inner chamber of carcass matrix 21 is spherical inner chamber, and the profile of corresponding inflatable bladder 22 also is spherical.

In the above-described embodiments, the box body of carcass matrix adopts foamed concrete, and in other embodiments, the box body of carcass matrix also can adopt ordinary concrete.

In the above-described embodiments, the water-repellent paint that the waterproofing course of the external surface of carcass matrix adopts is polymer cement-base waterproof coating, in other embodiments, the material of the water-repellent paint of waterproofing course also can be the water-repellent paint of other types, such as polyurethane water-proof paint, nanometer technology water-repellent paint, the third solidifying water-repellent paint etc.; Perhaps direct external surface at the carcass matrix is coated with the higher cement of label, thereby reaches the effect of waterproof; Perhaps waterproofing course adopts waterproofing membrane or pitch or waterproof paint.

In the above-described embodiments, inflatable bladder is the inflated rubber inner bag, and in other embodiments, inflatable bladder also can be cloth inflatable bladder or plastic inflatable inner bag.

In the above-described embodiments, the gas that is filled with in the inflatable bladder is nitrogen, and in other embodiments, the gas that is filled with in the inflatable bladder also can be compressed air, argon gas or carbon dioxide, the perhaps mist of four kinds of gases.

In the above-described embodiments, the box body of carcass matrix is directly to be poured into a mould by foamed concrete to form, in other embodiments, the foamed concrete that is used for the box body of cast carcass matrix also can mix the some fibre material, for example nylon fiber, polypropylene fibre or wood fibre, thus bulk strength and the compressive property of box body increased.

In the above-described embodiments, the arc surface transition by protruding outside the carcass matrix between the bottom surface of carcass matrix and the side in other embodiments, also can be passed through the transition of chamfering tangent plane between the bottom surface of carcass matrix and the side.

In the above-described embodiments, the boss that carcass matrix bottom is convexly equipped with is arc cam, and in other embodiments, this boss also can be square boss, and perhaps the bottom of carcass matrix does not arrange boss.

In the above-described embodiments, the inner chamber of carcass matrix is square or spherical, and in other embodiments, the inner chamber of carcass matrix also can be other polyhedrons or pincushion, and the shape of corresponding inflatable bladder and the cavity shape of carcass matrix coincide.

In the above-described embodiments, the profile of carcass matrix is hexahedron structure, and in other embodiments, the carcass matrix also can be other polyhedrons or chondritic, and the inner chamber of corresponding carcass matrix also can be other polyhedrons or chondritic.

Claims

1. carcass for filling cast-in-situ concrete is characterized in that: described carcass comprises pre-buried inflatable bladder in carcass matrix and the carcass matrix, and described inflatable bladder is encapsulated in the carcass matrix admittedly.

2. carcass for filling cast-in-situ concrete according to claim 1 is characterized in that: described carcass matrix is the spongy porous body with foam hole that is supported by foamed concrete.

3. carcass for filling cast-in-situ concrete according to claim 1, it is characterized in that: the external surface of described carcass matrix is coated with the waterproofing course that is made of waterproofing materials.

4. carcass for filling cast-in-situ concrete according to claim 3, it is characterized in that: described waterproofing course is made of at least a waterproofing materials in pitch, waterproofing membrane, water-repellent paint, waterproof paint, the cement.

5. carcass for filling cast-in-situ concrete according to claim 1 is characterized in that: described inflatable bladder is made of at least a in plastic material, elastomeric material, the cloth prepared material.

6. carcass for filling cast-in-situ concrete according to claim 1 is characterized in that: the bottom of described carcass matrix convexes with at least three brace tables that are used for supporting carcass.

7. carcass for filling cast-in-situ concrete according to claim 1 is characterized in that: described carcass matrix has end face, bottom surface and side all around, the bottom surface of described carcass matrix and all around between the side by chamfering tangent plane or the transition of arc angling face.