CN2670477Y

CN2670477Y - Hollow building blocks

Info

Publication number: CN2670477Y
Application number: CNU032722842U
Authority: CN
Inventors: 周荣标
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-06-13
Filing date: 2003-06-13
Publication date: 2005-01-12
Anticipated expiration: 2013-06-13

Abstract

The utility model relates to a hollow building block having the effects of heat insulation and acoustic insulation. The outside of the building block forms an oblong shape, does not have an opening, and is made of cement concrete. An inner hollow cavity of the hollow building block is filled with heat insulating materials such as wheat straws, straws, etc. sealed by plastic films or air column tubes sealed by plastic films. The upper and the bottom of the hollow building block are connected with each other via concrete columns. The hollow building block has the advantages of uniform pressure resistance and easy construction; moreover, walls built by the hollow building blocks are not easy to generate crack or to leakage. The utility model is mainly used for the building of non-bearing walls.

Description

Building-block

Affiliated technical field:

The utility model relates to a kind of building block, and especially building block is embedded with the building-block of thermal insulation thing.

Background technology:

At present, known cement hollow building blocks profile is a rectangle, and there is a day shape perforated holes inside, rib wall thickness 20-30mm, and the rib wall is made by cement concrete.Be used for masonry panel.Because bottom surface has the opening of two perforations in the building block, mortar easily drops during masonry panel, and masonry mortar is not full, and masonry easily produces seepage, and simultaneously because the building block internal cavity is big, air easily flows, and to be directed at the masonry thermal and insulating performance poor.

Summary of the invention:

In order to overcome the defective of existing building-block construction inconvenience and thermal and insulating performance difference, the utility model provides a kind of building-block, the outside imperforation of building block, and the building block internal cavity has the thermal insulation material, not only easy construction, and have incubation and thermal insulation function.

The technical scheme that its technical problem that solves the utility model adopts is:

In the hole of building block, a plurality of incubation and thermal insulation functions that have are set, waterproof part plastic sheeting sleeve pipe, sleeve pipe is cylindrical, but be full of the material of thermal insulation in the sleeve pipe, heat insulation material is dry wheat straw, straw, sugarcane short, bristly hair or beard, husk, wooden chaff, waste cotton fiber, light powder ash, also can adopt the air column jecket of sealing.When the one side of masonry is heated, the thermal insulation material that cavity in the masonry building block is packed by the plastic sheeting bobbin seal is clogged, air in the cavity can not inward-outward direction flow, reduced hot transmission, thereby reach heat insulating effect, because the outside imperforation of building block, masonry mortar is difficult for dropping during construction, masonry mortar is full, and body of wall is easy to leak not.

The beneficial effects of the utility model are:

1, the heat preserving and insulating material in the building block is after the plastic sheeting sealing, and building block heat insulating material in forming process can not absorb the moisture content in the cement mortar, makes water ratio minimizing in the mortar, improves concrete strength.After block forming, heat preserving and insulating material can not stablized heat insulating effect because of the blockwork outside makes moist, and has prevented that heat-barrier material from making moist and goes rotten rotten; Plastic sheeting has been eliminated the main factor of this promotion ageing of plastics of UV sunlight under the seal protection of cement concrete, effectively prolonged the thermal insulation time limit.

2, improved the intensity of building-block.Building block is except that the wall rib is stressed, and cross section 7.7cm has an appointment between the 6 * 7cm cylindroid neighbours of building block inner thermal insulator cross section ²5 concrete column links to each other with bottom surface in the building block.3cm diameter air column jecket is the building block of heat-barrier material, and the about 2cm in cross section is arranged between column jecket neighbours ²41 concrete column links to each other with bottom surface in the building block.Bottom surface is connected as a single entity building block wall rib pillar in the building block simultaneously, and pillar is evenly distributed, and has strengthened building block entire compression intensity.

3, the coefficient of thermal conductivity of still air is 0.02326w/mk, and still air also is the thermal insulation material of high-quality.Air is behind sleeve closure, and in building block, body of wall, the air heat affecting of catching a cold can only be done vertical flowing, can not make lateral flow, say accurately, can not flow in the body of wall inward-outward direction, strengthen the thermal and insulating performance of body of wall greatly, reached the thermal insulation requirement in house.

4, to put masonry mortar well full for building block mortar when building by laying bricks or stones, and masonry strength increases, and has overcome defectives such as masonry crack, seepage.

Embodiment:

1, adopt the blown film method to produce the sealed polyethylene plastic sleeve pipe, the about 6.6cm of casing diameter, thick 40 microns (4) are standby for film.Straw (or wheat straw) is dried, and to dividing, the root tail is folded mutually with a straw, and promptly the back becomes cylindrical, the about 6.5cm of diameter.Mid point by spacing 18cm is fixed with line tying, the straw bundle that to tie up with cutting knife is cut into the long straw section of 18cm, one end of the straw section of holding with a firm grip packs in the sealed polyethylene plastic sleeve pipe, after the straw section all packs into sleeve pipe, receive the bundle mouth of pipe with line, and cut off with heat sealing, make the heat-barrier material post piece that diameter 6.5cm, long 18cm, straw seal with plastic sheeting.

Be equipped with vibroplatform, the bobbing machine of band spring-loaded; Interior empty die cavity framework for long 40cm, wide 18cm, high 20cm,

Type or Pattern stamen locator, mould stamen locator four limits all than the short 4cm of mould intracavity wall, are 36cm * 14cm, and after mould stamen locator was put into die cavity, the outer wall energy of mould intracavity wall and mould stamen locator formed the gap of 2cm.

Produce no middle rib building block: the die cavity framework is placed on the vibration platen, with the cement mortar that the cement bonded sand microlith stirs into, put into earlier the die cavity bottom surface some, wipe the about 1cm of thickness off.Put pattern stamen locator into die cavity, make peripheral clearance even; Heat-barrier material post piece is pushed slightly, make cylindrical 6 * 7 elliptical cylinder-shapes that become, elliptical cylinder-shape heat-barrier material piece is vertically put into mould stamen locator, neatly be close to arrangement, long to 6, wide to 2, as Fig. 2, shown in Figure 3.Put into cement mortar in the die cavity gap sequentially, vibration is a little enriched to the die cavity gap mortar, highly reach half after, add cement mortar all around again and mention while shaking and propose mould stamen locator.Continuation is put into cement mortar above the heat-barrier material post piece around die cavity, through vibration, and gap, heat-barrier material post interblock gap, the thick about 1cm of surface layer mortar around mortar enriches and arrives.Press the cement products demoulding, maintenance.Fig. 1 is block profile figure, and A is horizontal hatching line, and B is vertical hatching line.Fig. 2 is sectional elevation figure, and a is a concrete, and b is the heat-barrier material piece.Fig. 3 is a horizontal sectional drawing, and a is a concrete, and b is a heat insulation, and c is the concrete column of the about 7.7cm2 in cross section.

Production has the building block of middle rib: with the plastic sheeting sleeve pipe of diameter 7.2cm, pack into the straw bundle of long 18cm in the pipe, outside sleeve pipe, push, make pipe be deformed into the cuboid that big body section is 6 * 7cm, the membrane casing mouth is used the adhesive tape seal after adopting doubling, make the same 6 * 7cm of being of mouth of pipe rectangle, make the cuboid heat insulation that is roughly 6 * 7 * 18cm band fillet, put heat insulation into mould stamen location with tubular form

In the device, press embodiment 1 method, produce the building block that middle rib is arranged.

But 2, utilize the leftover bits and pieces of the nontoxic thermal insulation in the process of factory production, as materials such as each corner waste cotton fiber, light powder ash, multitudinous short, bristly hair or beard, husk, wooden chaffs, dry the back and add the some pulverized limestone, to the material that may damage by worms, place insecticide, pack in the plastic sheeting sleeve pipe, press certain-length, receive to prick and seal, make heat-barrier material post piece.Also can be with discarded foamed plastics, clean to dry in the broken sleeve pipe of packing into after evenly and turn bane into boon.Produce totally-enclosed building block by 1 method.

3, utilize the air of sealing to do heat-barrier material making sealing building block.Adopting the blown film method to produce diameter is 3cm, and thickness is 50 microns polyethylene sheeting sleeve pipe, sleeve pipe is injected air or do not fire not sudden and violent gas, intraductal atmospheric pressure is a bit larger tham external pressure, press long receipts of 18cm and prick the heat sealing cut-out, make long 18cm, diameter 3cm, gassiness heat-barrier material column jecket in the sleeve pipe.Press embodiment 1 method, column jecket is vertically put into mould stamen locator, proper alignment, long to 12, wide to 5, in die cavity, add the microlith cement mortar by 1 method, through vibration, cement mortar is enriched around die cavity and is reached gap such as Fig. 4, shown in Figure 5 between column jecket, presses the cement products demoulding, maintenance.Fig. 4 is to be that heat-barrier material is made the building-block horizontal sectional drawing that mould stamen inserts is made with the air column jecket, and a is that microlith mixes earth, and b is the air column tube section, and c is that four adjacent interstitial water cement mortars of column jecket enrich the about 2cm in concrete column cross section that the back forms ²Fig. 5 is the sectional elevation of this building block, and a is a pea gravel concreten, and b is the air column jecket.Fig. 6 is the building-block sectional elevation figure that middle rib is arranged.A is a concrete, and b is a column jecket.Fig. 4 is a Figure of abstract.

Claims

1, a kind of building-block, the building block outside is a rectangle, makes with cement concrete, it is characterized in that, bag is filled with the heat preserving and insulating material through the plastic film packaging sealing in the building block.

2, building-block according to claim 1, described heat preserving and insulating material through the plastic film packaging sealing, it is characterized in that plastic sheeting is a cylindrical sleeve, hermetically sealed package is straw or wheat straw in the sleeve pipe, husk, the wood chaff, sugarcane short, bristly hair or beard, light powder ash, corner waste cotton fiber, broken foamed plastics.

3, building-block according to claim 1, the heat preserving and insulating material of described plastic sheeting sealing is characterized in that heat preserving and insulating material is air or does not fire not explosive gas.