CN102400516A - Lightweight heat preservation and insulation composite block and preparation method thereof - Google Patents
Lightweight heat preservation and insulation composite block and preparation method thereof Download PDFInfo
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- CN102400516A CN102400516A CN2010102771405A CN201010277140A CN102400516A CN 102400516 A CN102400516 A CN 102400516A CN 2010102771405 A CN2010102771405 A CN 2010102771405A CN 201010277140 A CN201010277140 A CN 201010277140A CN 102400516 A CN102400516 A CN 102400516A
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Abstract
The present invention provides a lightweight heat preservation and insulation composite block and a preparation method thereof. According to the block, foamed concrete is adopted as a core layer; both sides of the core layer are covered with a concrete fiber precoated thin plate; connection plugs are adopted as connection lacing wires for the two concrete fiber precoated thin plates and the core layer, wherein the connection plugs cross the foamed concrete core layer from the concrete fiber precoated thin plate positioned on one side of the core layer until the connection plugs pass through the concrete fiber precoated thin plate positioned on the other side of the core layer, the two concrete fiber precoated thin plates and the core layer are connected into an integration by the connection plugs to form the composite block; the circumference of the middle part of the foamed concrete core layer forms a circle of concave heat cutting and pipeline grooves; the middle part of the foamed concrete core layer further forms heat cutting and pipeline holes, wherein the heat cutting and pipeline holes longitudinally penetrate the foamed concrete core layer. The composite block of the present invention is a lightweight and energy-saving green building wall material, and has characteristics of wide application range and simple production process. The natural maintenance is adopted, the production energy consumption is low, the equipment investment is less and the effect is rapid.
Description
Technical field
The present invention relates to building material technical field, be specifically related to the building structural element building block.
Background technology
The common structure of existing building structural element light block is the building-block structure, and its wall is thin, and compressive strength is low; The body of wall that can not be used for load-carrying members; And mortar is difficult to accomplish to build the full of seam 100% by laying bricks or stones when building a wall, thereby is prone to cause infiltration within the walls, a little less than the impermeability.And this structure of hollow building block, every has 3 place's heat bridges, and heat insulating effect is poor when making the multistory frame structure infilled wall, and fireproof performance is not enough.This light block can not be made load-carrying members finishing fluting and pipeline is installed will be destroyed block structure, and metope can not clothes-hook, is difficult to during door and window installing fix.And part light block and surfaces of wall intensity are low, when temperature changes to some extent, promptly can cause crack and hollowing, gently then influence attractive in appearance, heavy then influence decoration quality and cause and do over again.
Summary of the invention
The present invention seeks to overcome the deficiency that existing light block exists; A kind of light heat-insulating composite block and preparation method are proposed; Make its insulation that can improve building block and heat-proof quality; Can be used for the sandwich construction load bearing wall, spool installs no longer that fluting destroys its structure, solves sandwich construction and infilled wall intensity, insulation, heat insulation, layout pipeline effectively and stablizes a difficult problem such as door and window installation securely.
Technical scheme of the present invention is following:
A kind of light heat-insulating composite block; Its with foamed concrete as sandwich layer; The both sides of said foamed concrete sandwich layer are coated with concrete fibre preforms thin plate; The coupling bar that forms with net tube mix concrete passes across the foamed concrete sandwich layer until the concrete fibre preforms thin plate that passes another side from concrete fibre preforms thin plate on one side; Connection lacing wire as building block both sides concrete fibre preforms thin plate connection foamed concrete sandwich layer connects as one concrete fibre preforms thin plate, foamed concrete sandwich layer, constitutes composite block; Around said foamed concrete sandwich layer middle part, be formed with recessed disconnected heat and the chase of a circle, and also be formed with the disconnected heat and the pipeline hole of vertical perforation foamed concrete sandwich layer at the middle part, coupling bar is avoided in the position in said disconnected heat and pipeline hole.
Said net tube adopts alkali resistant grid cloth reel, antirust steel fabric sheet reel or antirust steel mesh reinforcement tube.
Described building block physical dimension length is 390mm-780mm, and width is 100mm-500mm, highly is 120mm-380mm.
Said concrete fibre preforms gauge of sheet is 10mm-100mm; Be provided with the alkali resistant cloth one at prefabricated plate thickness 1/2nd places, concrete material is to adopt 10mm-120mm rubble, 1mm-3mm fine sand and ordinary Portland cement, and the surface is that prefabricated decorative pattern forms the pitted skin thin plate.
Said coupling bar is shaped as triangle, circle, rectangle, square or polygon, and connecting hole corresponding on the concrete fibre preforms thin plate is inner small and outside big trapezoidal hole.
The width of the disconnected heat seam in the middle of the said core is 30mm-200mm, and the degree of depth is 15mm-10mm.
The preparation method of above-mentioned light heat-insulating composite block, it may further comprise the steps:
(1) makes building block punching block box according to the dimensional requirement of building block;
(2) put into building block punching block box to concrete fibre preforms thin plate, at cartridge bottom and top or left side or right side respectively put one; Between two block concrete fibre preforms thin plates, be provided with one and enclose the punch that is used to form heat insulation and chase apart from both equidistant positions; Put into alkali resistant grid cloth reel, antirust steel fabric sheet reel or antirust steel mesh reinforcement tube from the connecting hole aperture of concrete fibre preforms thin plate; Connect two block concrete fibre preforms thin plates, and form vertically at needs that position heat insulation and the pipeline hole is provided with bar-shaped mould;
(3) pour into foamed concrete from the connecting hole aperture of concrete fibre preforms thin plate; Foamed concrete is promptly filled alkali resistant grid cloth reel, antirust steel fabric sheet reel or antirust steel mesh reinforcement tube; Form coupling bar; Foamed concrete overflows from the mesh of alkali resistant grid cloth reel, antirust steel fabric sheet reel or antirust steel mesh reinforcement tube simultaneously, and the institute that is full of between two thin plates has living space, and forms concrete sandwich layer and heat insulation and chase and heat insulation and pipeline hole; Natural curing is carried out in the demoulding after treating foamed concrete final set, obtains building block.
The building block of adopting said structure and mode to process relatively has stronger insulation, heat insulation, lightweight, sound insulation, antiseep, fire prevention, pipeline installation advantage such as need not slot with similar building block.Adopt concrete fibre preforms thin plate, alkali resistant grid cloth reel, antirust steel fabric sheet reel to strengthen simultaneously on the foamed concrete both sides foamed concrete is connected and protective effect with the integral body of prefabricated plate, improved masonry globality intensity, antiseep, anticracking, be convenient to the performance that the door and window installation connects, surperficial clothes-hook is firm.
The invention provides that a kind of rational in infrastructure, production technology is simple, power consumption is low, equipment investment is few, can obviously improve the sandwich construction body of wall and can not make load-carrying members and the block insulation heat-proof quality is poor, can reach fire prevention again, protection against the tide, just clothes-hook, intensity height with the lightweight fragment of brick; But integrated application simultaneously is in the building block of various structures, the structural disconnected heat channel of building block capable of using itself is installed pipeline arbitrarily again, and the present invention provides a kind of weakness that is difficult to fix can solve the light block door and window installing effectively the time again,
The present invention has following advantage:
1, the centre of the uniqueness of this building block employing is the foamed concrete sandwich layer; Both sides are the structure of concrete fibre preforms thin plate, and establish disconnected heat channel in the middle of the foamed concrete core, thereby have reached insulation, heat insulation, fire prevention, waterproof, moistureproof effect; And improved the intensity of building block; Make things convenient for the installation of door and window and pipeline, solved the difficult problem that light block can not be made the multi-layer construction structure load bearing wall, improved versatility and the applicability of light block.
2, adopt the foamed concrete sandwich layer in the building block, alleviated the weight of building block widely, thereby reduce building structure weight, reduce the investment of basis and agent structure.
3, alkali resistant grid cloth reel, antirust steel fabric sheet reel, the antirust steel concrete coupling bar of building block employing; Can avoid coming off of foamed concrete sandwich layer and strong concrete fibre preforms veneer bonding place effectively; Thereby reach the globality of foamed concrete and concrete fibre preforms thin plate, guaranteed the compressive strength of building block.
4, building block designs in the centre and resolves heat channel, and it both can play the effect that blocking-up heat is transmitted, and can when spool is installed, not need the destruction block structure of slotting again as the mounting groove of pipeline installation again, can also alleviate building block weight, makes the construction easy construction, the construction costs reduction.In addition, disconnected heat channel can also prevent some light wall material difficult fixing weakness when door and window installing effectively.
4, pitted skin concrete fibre preforms thin plate has improved metope and cement mortar adhesive strength effectively, has avoided the metope mortar to be prone to architectural common faults such as avulsion, easy damaged.
This composite block is a kind of green building materials for wall of light energy conservation, wide accommodation, and production technology is simple, adopts the natural curing energy consumption low, and equipment investment is few, instant effect.
This building block can be applicable to exterior wall in the various structures as the building block of multilayer load bearing wall or framework infilled wall.Use building block of the present invention to make body of wall and must not remake the code requirement that the thermal insulation processing just can reach building energy conservation.
Description of drawings
Fig. 1 is the overall structure sketch map of this light heat-insulating composite block
Fig. 2 is a concrete fibre preforms thin plate sketch map;
Fig. 3 builds state diagram for the group of building block.
The specific embodiment
The making of building block of the present invention is to make different building block punching block boxes according to different dimensional requirements; Put into the punching block box to concrete fibre preforms thin plate; Respectively put one in cartridge bottom and top; / 2nd places at building block punching block cartridge bottom to top promptly are provided with the punch that a circle is used to form heat insulation and chase apart from both equidistant positions between two block concrete fibre preforms thin plates, put into alkali resistant grid cloth reel, antirust steel fabric sheet reel or antirust steel mesh reinforcement tube from the connecting hole aperture of concrete fibre preforms thin plate; Connect two block concrete fibre preforms thin plates, and form vertically at needs that position heat insulation and the pipeline hole is provided with bar-shaped mould; Connecting hole aperture perfusion foamed concrete from concrete fibre preforms thin plate; Foamed concrete is promptly filled alkali resistant grid cloth reel, antirust steel fabric sheet reel or antirust reinforcing bar tube; Form coupling bar; Foamed concrete overflows from the mesh of alkali resistant grid cloth reel, antirust steel fabric sheet reel or antirust steel mesh reinforcement tube simultaneously, and the institute that is full of between two thin plates has living space, and forms concrete sandwich layer and heat insulation and chase and heat insulation and pipeline hole; Natural curing is carried out in the demoulding after treating foamed concrete final set, obtains building block.
The block structure that forms is as shown in Figure 1, is foamed concrete sandwich layer 2 between wherein, is coated with concrete fibre preforms thin plate 1 on the both sides of foamed concrete sandwich layer 2.The coupling bar 4 that forms with alkali resistant grid cloth reel, antirust steel fabric sheet reel or antirust steel mesh reinforcement tube mix concrete passes across foamed concrete sandwich layer 2 until the concrete fibre preforms thin plate 1 that passes another side from concrete fibre preforms thin plate 1 on one side; Connect the connection lacing wire of foamed concrete sandwich layer as building block both sides concrete fibre preforms thin plate; The three is connected as one, constitute composite block.Around foamed concrete sandwich layer 2 middle parts, be formed with recessed disconnected heat and the chase 3 of a circle, and also be formed with the disconnected heat and the pipeline hole 5 of vertical perforation foamed concrete sandwich layer at the middle part, coupling bar 4 should be avoided in the position in disconnected heat and pipeline hole 5.
The physical dimension of building block is generally following: length is 390mm-780mm, and width is 100mm-500mm, highly is 120mm-380mm.
Referring to Fig. 2, wherein the size of concrete fibre preforms thin plate 1 is selected long 390mm-780mm for use, wide 10mm-100mm, height 120mm-380mm.Alkali resistant cloth 11 or traction-resistant fibre cloth or antirust gauze wire cloth are set together at 1/2nd places of prefabricated plate thickness; Use 10mm-20mm rubble, 1mm-3mm fine sand, ordinary Portland cement and water to mix the concrete of system; Concrete strength is C10-C40; Form through machine of making board extrusion modling with holes, the plate surface is preferably the pitted skin decorative pattern.Reserve the connecting hole 12 that passes coupling bar in the middle of the thin plate; Connecting hole 12 is identical with the coupling bar shape, can be triangle, circle, rectangle, square or polygon, and connecting hole 12 is preferably inner small and outside big trapezoidal hole; So that coupling bar two becomes nut shape, connect more firm.
Wherein, form coupling bar
Alkali resistant grid cloth reel or antirust steel fabric sheet reelBe to select for use alkali resistant grid cloth or antirust gauze wire cloth to be made into, the long 90mm-490mm of reel, drum diameter 19mm-100mm.No
Rust steel mesh reinforcement tubeBe to be used for the building block of large-size bearing structure, can form the steel concrete cylinder lever connecting rod through secondary pouring between concrete fibre preforms thin plate and foamed concrete sandwich layer, reinforcing bar is selected diameter 4mm-12mm for use,
The material of foamed concrete sandwich layer can adopt the Chinese patent number foamed concrete material for using among the ZL 2,006 10054572.3.It comprises sulphate aluminium cement, ferrous aluminate cement, Portland cement 25-60 part, flyash 20-35 part, river sand or building waste 20-40 part 100 parts of meters of gross weight.The unit weight amount of foamed concrete is 400Kg-800Kg.Put into concrete batching to blowing agent and stir together and pour into diaphragm capsule, extruded concrete fibre preforms thin plate is emerged from connecting hole and is advisable when letting the concrete foaming.Receive the foamed concrete on flat connecting hole surface after the final set.
Disconnected heat in this stripping and slicing and chase and hole play heat insulation in, also can directly be used for pipeline and install and use.In addition, can be directly after the disconnected heat channel at door and window hole place is with the floating drying of C10 pea gravel concreten fixing door and window.
Adopt this concrete block masonry body of wall, group block state is as shown in Figure 3, and 6 are building block among the figure.
Claims (7)
1. light heat-insulating composite block, its with foamed concrete as sandwich layer; It is characterized in that: the both sides of said foamed concrete sandwich layer are coated with concrete fibre preforms thin plate; The coupling bar that forms with net tube mix concrete passes across the foamed concrete sandwich layer until the concrete fibre preforms thin plate that passes another side from concrete fibre preforms thin plate on one side; Connect the connection lacing wire of foamed concrete sandwich layer as building block both sides concrete fibre preforms thin plate; Concrete fibre preforms thin plate, foamed concrete sandwich layer are connected as one, constitute composite block; Around said foamed concrete sandwich layer middle part, be formed with recessed disconnected heat and the chase of a circle, and also be formed with the disconnected heat and the pipeline hole of vertical perforation foamed concrete sandwich layer at the middle part, coupling bar is avoided in the position in said disconnected heat and pipeline hole.
2. light heat-insulating composite block according to claim 1 is characterized in that: said net tube adopts alkali resistant grid cloth reel, antirust steel fabric sheet reel or antirust steel mesh reinforcement tube.
3. light heat-insulating composite block according to claim 1 is characterized in that: described building block physical dimension length is 390mm-780mm, and width is 100mm-500mm, highly is 120mm-380mm.
4. light heat-insulating composite block according to claim 1 is characterized in that: said concrete fibre preforms gauge of sheet is 10mm-100mm; Be provided with the alkali resistant cloth one at prefabricated plate thickness 1/2nd places, concrete material is to adopt 10mm-120mm rubble, 1mm-3mm fine sand and cement, and the surface is that prefabricated decorative pattern forms pitted skin.
5. light heat-insulating composite block according to claim 1 is characterized in that: said coupling bar is shaped as triangle, circle, rectangle, square or polygon, and connecting hole corresponding on the concrete fibre preforms thin plate is inner small and outside big trapezoidal hole.
6. light heat-insulating composite block according to claim 1 is characterized in that: the disconnected heat in the middle of the said sandwich layer and the width of chase are 30mm-200mm, and the degree of depth is 15mm-10mm.
7. the preparation method of one of claim 1-6 described light heat-insulating composite block, it may further comprise the steps:
(1) makes building block punching block box according to the dimensional requirement of building block;
(2) put into building block punching block box to concrete fibre preforms thin plate, at cartridge bottom and top or left side and right side respectively put one; Between two block concrete fibre preforms thin plates, be provided with one and enclose the punch that is used to form heat insulation and chase apart from both equidistant positions; Put into the net tube from the connecting hole aperture of concrete fibre preforms thin plate; Connect two block concrete fibre preforms thin plates, and form vertically at needs that position heat insulation and the pipeline hole is provided with bar-shaped mould;
(3) pour into foamed concrete from the connecting hole aperture of concrete fibre preforms thin plate; Foamed concrete is promptly filled the net tube, forms coupling bar, and foamed concrete overflows from the mesh of net tube simultaneously; The institute that is full of between two thin plates has living space; Form concrete sandwich layer and heat insulation and chase and heat insulation and pipeline hole, treat foamed concrete final set after the demoulding carry out natural curing, obtain building block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102771405A CN102400516A (en) | 2010-09-09 | 2010-09-09 | Lightweight heat preservation and insulation composite block and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102771405A CN102400516A (en) | 2010-09-09 | 2010-09-09 | Lightweight heat preservation and insulation composite block and preparation method thereof |
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| CN102400516A true CN102400516A (en) | 2012-04-04 |
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| CN2010102771405A Pending CN102400516A (en) | 2010-09-09 | 2010-09-09 | Lightweight heat preservation and insulation composite block and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104294994A (en) * | 2014-10-17 | 2015-01-21 | 清华大学 | Wall body building block and formation method thereof |
| CN107119822A (en) * | 2015-09-21 | 2017-09-01 | 施美琴 | A kind of wall with heat insulation function |
| WO2017197853A1 (en) * | 2016-05-16 | 2017-11-23 | 史世英 | Insulation precast wall and prefabricated building |
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| EP1188876A1 (en) * | 1999-06-03 | 2002-03-20 | Vidal Maurell, Joan | Method for obtaining a building material |
| CN2880961Y (en) * | 2005-11-17 | 2007-03-21 | 上海奥伯实业有限公司 | Composite heat insulating brick or building block |
| CN101319545A (en) * | 2008-07-18 | 2008-12-10 | 吴方伯 | Heat preservation building blocks for construction |
| CN101457566A (en) * | 2008-12-25 | 2009-06-17 | 武汉春申高新技术有限公司 | Self- insulating energy-conserving building block for construction wall and method for producing the same |
| CN201771102U (en) * | 2010-09-09 | 2011-03-23 | 贵州华骏集团节能环保材料有限公司 | Light, high heat preservation and heat insulation composite block |
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2010
- 2010-09-09 CN CN2010102771405A patent/CN102400516A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1188876A1 (en) * | 1999-06-03 | 2002-03-20 | Vidal Maurell, Joan | Method for obtaining a building material |
| CN2880961Y (en) * | 2005-11-17 | 2007-03-21 | 上海奥伯实业有限公司 | Composite heat insulating brick or building block |
| CN101319545A (en) * | 2008-07-18 | 2008-12-10 | 吴方伯 | Heat preservation building blocks for construction |
| CN101457566A (en) * | 2008-12-25 | 2009-06-17 | 武汉春申高新技术有限公司 | Self- insulating energy-conserving building block for construction wall and method for producing the same |
| CN201771102U (en) * | 2010-09-09 | 2011-03-23 | 贵州华骏集团节能环保材料有限公司 | Light, high heat preservation and heat insulation composite block |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104294994A (en) * | 2014-10-17 | 2015-01-21 | 清华大学 | Wall body building block and formation method thereof |
| CN107119822A (en) * | 2015-09-21 | 2017-09-01 | 施美琴 | A kind of wall with heat insulation function |
| CN107268826A (en) * | 2015-09-21 | 2017-10-20 | 施美琴 | A kind of thermal insulation mortar wall |
| CN107119822B (en) * | 2015-09-21 | 2019-07-16 | 山东君鹏节能科技有限公司 | A kind of wall with heat insulation function |
| WO2017197853A1 (en) * | 2016-05-16 | 2017-11-23 | 史世英 | Insulation precast wall and prefabricated building |
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