CN1109452A - Hollow small block with sand and stone and its building technology - Google Patents
Hollow small block with sand and stone and its building technology Download PDFInfo
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- CN1109452A CN1109452A CN 94110914 CN94110914A CN1109452A CN 1109452 A CN1109452 A CN 1109452A CN 94110914 CN94110914 CN 94110914 CN 94110914 A CN94110914 A CN 94110914A CN 1109452 A CN1109452 A CN 1109452A
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- small block
- hollow small
- building
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- system sandstone
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Abstract
The sand tone hollow brick is made from sand stone, cement and water through mixing, stirring, vibration moulding, demoulding and maintennce, in which the sand stone is obtained by once smashing the stone. The construction technology includes 1) select appropriate sand stone hollow bricks, 2) select and prepare mortar,3) set up reinforced steel bars and/or pour cement, 4) set up steel pulling bars at wall corners, 5) set girth at every storey, 6) set appropriate extension seams.
Description
The present invention relates to the empty technology of practising little building block and building multilayer or high-rise of system sandstone for building with this little building block.
The hollow small block building is emerging, an a kind of Building technology between brick structure building and reinforced concrete building technology, be better than the brick structure building aspect building floor height and the construction cost, be better than the skeleton construction building aspect formula scheme and the construction cost executing.But, owing at present have some deficiency, when building multilayer or high-rise building, limit usually in six-storey building with hollow small block at the structure of hollow small block itself, quality and at aspects such as Building technologies, higher just have a certain difficulty.
Purpose of the present invention, one provides and is suitable for the system sandstone hollow small block that multilayer or high-rise are used, and two provide the technology of building multilayer or high-rise with this system sandstone hollow small block.
Technology of building multilayer or high-rise of the present invention with system sandstone hollow small block.
Technology of building multilayer or high-rise of the present invention with system sandstone hollow small block: the one, the system sandstone hollow small block that selection intensity is suitable, the system sandstone hollow small block of promptly producing, using meets the requirement of multilayer or high-rise; The 2nd, select and prepare the masonry mortar that is fit to the hollow small block masonry quality; The 3rd, according to the stressed situation of masonry, reasonable disposition reinforcing bar and/or filling are real; The 4th, in the body of wall nook or the junction establish the reinforcing bar tie rod; The 5th, at each layer underfloor appropriate design collar tie beam of building; The 6th, at roof boarding and body of wall junction the expansion joint is set appropriately.
Below, in conjunction with the accompanying drawings the present invention further is illustrated.
In the accompanying drawing, accompanying drawing 1 is the synoptic diagram of several basic specification system sandstone hollow small blocks of the present invention; Accompanying drawing 2 is the arrangement of reinforcement synoptic diagram of the detached column of different section size; Accompanying drawing 3 is the arrangement of reinforcement synoptic diagram of the responde of different section size; Accompanying drawing 4 is provided with the sectional schematic diagram of reinforcing bar tie rod for the exterior wall nook; Accompanying drawing 5 is provided with the sectional schematic diagram of reinforcing bar tie rod for the body of wall junction.
System sandstone hollow small block of the present invention is starting material with cement, system sandstone, water, is made through operations such as batching, stirring, vibratory compaction, the demoulding, maintenances.Cement adopts 325#～525# ordinary Portland cement.The system sandstone is about to the sandstone of gained after the disposable pulverizing of stone.Its particle diameter is 0.5～12 millimeter.In the production process, water cement ratio is controlled between 0.2～0.3, and one cubic metre of system sandstone, 300～450 kilograms in water distribution mud is produced 75～100 label standard block A(and stated as follows) 130 pieces.Produce hollow small block with the system sandstone as main raw material(s), do not need the higher medium sand of price, starting material are easy to get.The shape of several basic specification hollow small blocks is seen accompanying drawing 1.In the accompanying drawing 1, the overall dimensions of hollow small block A are 390 * 190 * 190 millimeters, the overall dimensions of hollow small block B are 190 * 190 * 190 millimeters, and the overall dimensions of hollow small block C are 190 * 190 * 60 millimeters, and the overall dimensions of hollow small block D are 390 * 190 * 190 millimeters.In addition, also can make the hollow small block of other different shapes, size as required.
The mortar that is adopted when the present invention builds hollow small block by laying bricks or stones is based on the cement mixing mortar, but in order to guarantee certain workability, added an amount of refined lime powder.After cooperating in the ratio of sand-cement slurry, add 50 kilograms in refined lime powder in every cubic metre, the label of mortar is 75～No. 100.When building by laying bricks or stones, mortar requires full, and horizontal joint reaches more than 95%, and vertical lap seam reaches more than 70%, 8～12 millimeters of gray seam thickness.
When building multilayer or high-rise with Building technology of the present invention, masonry requires configuration reinforcement and/or irritates real, to increase the intensity of masonry.Cylinder comprises detached column and responde configuration mesh reinforcing bar or vertical reinforcement and irritates real.Irritate real cylinder configuration mesh reinforcing bar, its concrete grade of irritating real is not less than No. 200, and used hollow small block and masonry mortar label are not less than No. 100; The reinforcing mat spacing must not be greater than two hollow small blocks, and each the filling in fact also must not be more than two hollow small blocks; Lower protective layer is no less than 2 millimeters on the reinforcing mat reinforcing bar; The reinforcing mat bar diameter is φ 4～φ 6; The reinforcing mat bar spacing is 3～10 centimetres.Irritate real cylinder configuration vertical reinforcement, it is irritated real concrete grade and is not less than No. 200, and hollow small block label and masonry mortar label are not less than No. 100; Reinforcing bar generally adopts Deformed Steel Bars, and diameter is not more than φ 20; The protective layer of perpendicular muscle is no less than 30 millimeters; The spacing of perpendicular muscle is advisable to be no more than 4 in each hollow small block hole; Dispose stirrup between perpendicular muscle, the diameter of stirrup is φ 5～8, and spacing is 200～400 millimeters.The reinforcement manner of the detached column of several different section sizes is seen accompanying drawing 2, and the reinforcement manner of the responde of several different section sizes is seen accompanying drawing 3.
The arrangement of reinforcement of body of wall and filling are real, and it is irritated real concrete grade and is not less than No. 200; Hollow small block label and masonry mortar label are not less than No. 75; Vertical reinforcement adopts Deformed Steel Bars, and diameter is φ 12, and joint bar is no more than 2 in each hollow small block hole; Horizontal bar, the diameter that colludes muscle or stirrup are φ 4～6, and spacing is not more than 400 millimeters (seeing embodiment for details).
The filling real part position of body of wall and cylinder should be by the frame construction.Irritate real preceding foreign material, the moistening masonry removed.And require before the masonry mortar initial set, to irritate real concrete, to irritate while building, attention can not be because of concrete placing changing of the relative positions lower floor hollow small block.Concrete spouting requires closely knit, inserts in fact with small-sized shock club ram-jolt or with steel gold thousand usually.The maximum particle diameter of irritating practical aggregate is 20 millimeters, and better workability is arranged.
The nook of body of wall and junction are provided with the reinforcing bar tie rod.The reinforcing bar tie rod is placed in the horizontal joint, and protective layer is not less than 2 millimeters.The diameter of reinforcing bar tie rod is φ 4～6, and its length is no less than 50 centimetres, and garden steel end is provided with hook.The exterior wall nook is provided with the mode of reinforcing bar tie rod and sees accompanying drawing 4, and the body of wall junction is provided with the mode of reinforcing bar tie rod and sees accompanying drawing 5.
The hollow small block masonry shear strength is lower than the slip resistance of clay brick, and linear coefficient of dilatation is than clay brick masonry height, thereby the hollow small block masonry is relatively more responsive for temperature deformation, so that easily cause wall body slit.For addressing this problem, the present invention has mainly adopted two technical measures: the one, under each floor plate of building, collar tie beam is set; The 2nd, at roof boarding and body of wall junction the expansion joint is set.
Collar tie beam is built by laying bricks or stones with the little building block of flute profile (seeing accompanying drawing 1D), and the masonry mortar label is not less than No. 75.Horizontal positioned 4 φ, 10～12 main muscle and φ 6 stirrups in the little building block of flute profile, stirrup spacing is 250 millimeters, irritates real with the concrete more than No. 200.Because building is provided with collar tie beam for every layer, has increased the globality in house, has alleviated the crack.Simultaneously, because average body of wall internal force has strengthened shock resistance.
End in roof boarding and body of wall junction is kept somewhere 20 millimeters expansion joint, fills with ointment in the expansion joint, and roof boarding is done shop one deck malthoid down.Like this, can prevent the crack that causes because of temperature variation.
Embodiment
The production of 1 No. 75 systems of embodiment sandstone hollow small block: get one cubic metre of system sandstone, add 380 kilograms of No. 425 ordinary Portland cements, 184 kilograms in water, go into and make the system sand-stone concrete after forced mixer stirs more than three minutes, put into shaper vibratory compaction then, the demoulding, water seasoning 7 days can use after 28 days.
The preparation of 2 No. 75 mixed cement mortars of embodiment: get one cubic metre in sand, add 350 kilograms of No. 425 ordinary Portland cements, 50 kilograms in refined lime powder, 600 kilograms in water stirs, No. 75 mortars, its flowability is 7 centimetres.
Embodiment 3 Highrise buildings examples (is example with floor rooms 15)
Hollow small block and masonry mortar: one～nine floor room adopts No. 100 hollow small blocks and No. 100 mixed cement mortars; Ten～15 floor rooms adopt No. 75 hollow small blocks and 75 and the mixed cement mortar build by laying bricks or stones.
Reinforcing bar configuration: one～three layer of each hollow small block hole interpolation 2 φ 12 perpendicular muscle, stirrup φ
H4@400; Four～six layers every a hollow small block hole 4 φ, 12 perpendicular muscle, stirrup φ
H4@400; 4 φ, 12 perpendicular muscle, stirrup φ are inserted in seven～nine layers of every next but two hollow small block hole
M4@400; Ten～Floor 12 is inserted 4 φ, 12 perpendicular muscle, stirrup φ every three hollow small block holes
M4@400; Insert 4 φ 12 every four hollow small block holes for 13～15 layers and erect muscle, stirrup φ
H4@400.
It is real that concrete is irritated: insert perpendicular muscle place and irritate real with concrete, wherein: No. 300 concrete of one～nine floor usefulness irritate real, and No. 200 concrete of ten～15 floor usefulness irritate real.
Collar tie beam is set layer by layer.
Claims (2)
1, a kind of system sandstone hollow small block, the invention is characterized in that this system sandstone hollow small block is that 0.5～12 millimeter system sandstone, 235#～525# ordinary Portland cement, water is starting material with particle diameter, one cubic metre of system sandstone, 300～450 kilograms in water distribution mud, water cement ratio 0.2～0.3.
2, a kind of technology of building multilayer or high-rise with system sandstone hollow small block the invention is characterized in: the one, and the used system sandstone hollow small block and the label of masonry mortar require more than No. 75; The 2nd, masonry configuration reinforcement and/or filling are real; The 3rd, in the body of wall nook or the junction establish the reinforcing bar tie rod; The 4th, under each floor plate of building, design collar tie beam, collar tie beam is built by laying bricks or stones with the little building block of flute profile (seeing Figure of description 1D), in put 4 φ, 10～12 level master muscle and stirrup φ 6@250, and irritate real with the above concrete of 200#; The 5th, keep somewhere 20 millimeters expansion joint at an end of roof boarding and body of wall junction, the ointment of filling in the seam, plate are done shop one deck malthoid down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94110914 CN1109452A (en) | 1994-03-30 | 1994-03-30 | Hollow small block with sand and stone and its building technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94110914 CN1109452A (en) | 1994-03-30 | 1994-03-30 | Hollow small block with sand and stone and its building technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1109452A true CN1109452A (en) | 1995-10-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94110914 Pending CN1109452A (en) | 1994-03-30 | 1994-03-30 | Hollow small block with sand and stone and its building technology |
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| CN (1) | CN1109452A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102690663A (en) * | 2012-04-27 | 2012-09-26 | 宜兴市恒祥耐火材料有限公司 | Dry coke quenching oven annular air duct chain structure combination refractory brick |
| USRE45982E1 (en) | 2001-12-31 | 2016-04-19 | Nokia Technologies Oy | Method and device for speeding up and simplifying information transfer between electronic devices |
-
1994
- 1994-03-30 CN CN 94110914 patent/CN1109452A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE45982E1 (en) | 2001-12-31 | 2016-04-19 | Nokia Technologies Oy | Method and device for speeding up and simplifying information transfer between electronic devices |
| CN102690663A (en) * | 2012-04-27 | 2012-09-26 | 宜兴市恒祥耐火材料有限公司 | Dry coke quenching oven annular air duct chain structure combination refractory brick |
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