CN2102963U

CN2102963U - Hollow prefabricated boarding

Info

Publication number: CN2102963U
Application number: CN 91224852
Authority: CN
Inventors: 刘国藩
Original assignee: SECOND ARTILLERY ENGINEERING DESIGN INST PLA
Current assignee: SECOND ARTILLERY ENGINEERING DESIGN INST PLA
Priority date: 1991-09-14
Filing date: 1991-09-14
Publication date: 1992-04-29

Abstract

The utility model relates to a hollow prefabricated board. A steel wire mesh taken as a clipping rib and cement mortar are made into a hollow board with supporting ribs between an upper panel and a lower panel. The hollow prefabricated board can be used for walls, and the hollow prefabricated board can be used for floorslabs after reinforcing steel bars are added in the hollow prefabricated board. The hollow prefabricated board has light weight, small area occupation, favorable shock resistance and high work efficiency on construction.

Description

Hollow prefabricated boarding

The utility model relates to a kind of hollow pre-fabricated panels.

At present, in the building of one-storey house, lower building and underground construction, adopt brick wall body and reinforced concrete floor, this construction weight is big, floor space is many, poor seismic behavior, building work efficiency are slow more.

The purpose of this utility model be to overcome the shortcoming of above-mentioned prior art and a kind of lightweight construction is provided, floor space is little, anti-seismic performance good, the building work efficiency is fast a kind of hollow pre-fabricated panels of making by gauze wire cloth and cement mortar.

The purpose of this utility model is to realize like this, adopt gauze wire cloth to do the folder muscle, and cement mortar (portland cement adds medium coarse sand) is formed in the hollow structure plate that supporting rib is arranged between the two-layer panel up and down, one end of plate has the gauze wire cloth that stretches out, and the mortar template sheet that is fixed together with two panels arranged in the middle of this end rib and rib, it is trapezoidal structure that the template sheet is preferentially selected the side for use, and its trapezoidal bottom surface is inside, and upper bottom surface is outside.The dual-side of plate is the outside Contraband font folder muscle of the opening of being made by gauze wire cloth, and cement mortar pours into the limit rib to limit rib folder muscle and the folder muscle of encorbelmenting down and encorbelments down, and has only gauze wire cloth with the following corresponding top of encorbelmenting, and does not pour into a mould mortar, and such plate is done body of wall usefulness.The utility model can also be manufactured like this, the folder muscle done by the employing gauze wire cloth and cement mortar is formed in the square shape hollow structure plate that two supporting ribs are arranged between the two-layer panel up and down, the gauze wire cloth that stretch out the oriented both sides of the top panel of plate, there is flange the bottom of plate in the outside of rib, have at least two reinforcing bars to be fixed together with the gauze wire cloth of upper and lower panel respectively at every rib upper edge plate longitudinal direction, and the plate end is exposed in the end, and this plate is done floor and used.

Above-mentioned precast plate gauze wire cloth is the commercially available prod, and cement mortar is for to be mixed by water, cement, medium coarse sand.

Utilize room, the utility model Ke Gai Jianping, lower building or underground construction with room etc.Its concrete steps are: perpendicular good the utility model wallboard in the ground foundation trench that digs, edge fit place cement mortar is in the face of cement sand pulp, wire rope net surface is to wire rope net surface, in groove, bury cement mortar along both sides, plate lower end heap, put into pea gravel concrete from the hollow core of body of wall precast plate simultaneously, wallboard all is fixed in the ground foundation trench from inside to outside like this, has formed firm ground after the curing.Two panels phase seam crossing, gauze wire cloth is connected together, and place template vertically in its outside, like this in template, between encorbelmenting under two edges of boards ribs and two plates, formed a cavity, along cavity vertically perpendicular at least two with fixation with steel wire reinforcing bar together, inwardly pour into a mould pea gravel concrete then, can do wall column after the curing, constitute metope by the several piece wallboard, binding collar tie beam reinforcing bar on the gauze wire cloth of metope upper end reservation, and eating dishes without rice or wine between metope upper mould plate and the rib blocked with things such as cement blocks, floor is placed on the collar tie beam reinforcing bar, after the reinforcing bar at floor two ends and the reinforcing bar of collar tie beam are consolidated, the cast pea gravel concrete, the gauze wire cloth that the floor upper surface is stretched out to both sides is fixed together.So just wallboard, collar tie beam and floor are consolidated, form the skeleton of a rigid structures, good integrity, shock resistance is strong, because of adopting precast hollow slab, so insulation in light weight, sound insulation value are good, construction efficiency of construction height.

Fig. 1. body of wall hollow pre-fabricated panels front view.

Fig. 2. the A-A sectional view of Fig. 1

Fig. 3. the floor front view

Fig. 4. the floor lateral view

Fig. 5. the B-B of Fig. 1 analyses and observe

Fig. 6. the C-C view of floor

1. steel fabric sheet 2,3,4. rib steel silk netting

5. the 6. template sheets of encorbelmenting under the lower panel 5-1.

7. rib 8. steel fabric sheets 9. top panels

10. steel fabric sheet 11,12. rib steel silk nettings

13,14. reinforcing bars, 15. lower panels, 16. ribs

17. steel fabric sheet 18. reinforcing bars 19. top panels

20. flange

Embodiment 1:

3 meters of prefabricated length, wide 1 meter, thick be 12 centimetres precast plate, it manufactures process is layer overlay disregard message paper on cemented platform earlier, puts the mould made from steel plate then, the commercially available eyelet of horizontal positioned is 50 * 50 centimetres in mould ²No. 14 welding wire grid sheets 1, longitudinal direction along net bundlees three rib steel silk nettings 2,3,4 perpendicular to steel fabric sheet 1 respectively with both sides therebetween, both sides rib steel silk netting 3,4 is 6.5 centimetres apart from the both sides of the edge of steel fabric sheet 1, smear and be pressed into the lower panel 5 of the reinforced cement-mortar board of 1.5 cm thicks then on horizontal steel fabric sheet 1 upper berth, and at one end leaving 5 centimetres naked gauze wire cloth, cement mortar is the cement mortar of 1:2.5 for the volume ratio that is mixed by cement, medium coarse sand.The template bar is put in both sides at the rib steel silk screen, and at the end that leaves naked gauze wire cloth of plate, putting its lateral area between the both sides of the chest gauze wire cloth is trapezoidal mortar template sheet 6, after in the middle of the template bar between the both sides of the chest, loading damp sand then, casting cement mortar rib 7, treat that the mortar rib is solid slightly firmly, extract the template bar out, load damp sand again and wipe off, half centimetre of the upper surface of damp sand surface lies plate top panel, lay old and useless newspaper on core is put steel fabric sheet 8 then, and bundles with the rib steel silk screen, the top panel 9 of the reinforced cement-mortar board of 1.5 cm thicks is smeared and be pressed in the shop thereon, exposed 5 centimetres of the gauze wire cloth of gauze wire cloth that two side ribs are outer and storing mortar template sheet end, along with core is compressed, mortar sinks, steel fabric sheet enters in the mortar, after maintenance, water washes away core, and hollow pre-fabricated panels is promptly made.Rib outer part in lower panel both sides is down the 5-1 that encorbelments, and top panel gauze wire cloth corresponding with it is exposed.

After tested,, be equivalent to insulation, the effect of heat insulation of brick wall 29.3 cm thicks, be equivalent to the moisture effect of brick wall 100 cm thicks, than 24 brick walls saving usable floor area 14% with the weight saving 24% of the wall of the utility model building than 24 brick walls.

Embodiment 2:

It is as follows to narrate its structure below in conjunction with the process of manufacturing of hollow pre-fabricated panels:

Long 3.16 meters of precast plate, wide 0.3 meter, thick 0.12 meter hollow pre-fabricated panels, it manufactures process is elder generation's lay one deck disregard message paper on cemented platform, place the mould made from steel plate then, No. 14 welding wire grid sheets of the Qian font that the placement opening makes progress in mould, its egative film 10, the both sides of the chest steel fabric sheet is 11,12, and at two vertical steel silk nettings 11,12 inboard respectively bundlees a reinforcing bar 13 at its longitudinal direction of horizontal steel fabric sheet 10 upper edges, 14, smear and be pressed into the lower panel 15 of the reinforced cement-mortar board of 1.5 cm thicks then on steel fabric sheet 10 upper berths, the template bar is put in inboard at two rib steel wire sheets, loading damp sand behind lay one deck disregard message paper on the cement sand pulp of the centre of two template bars, casting cement mortar rib 16, treat that rib is solid slightly firmly, remove template, load damp sand again and wipe off, make half centimetre of the top upper surface of damp sand surface lies plate.At core upper surface lay disregard message paper, put steel fabric sheet 17 then and bundle with the rib steel silk screen, bundle four reinforcing bars 18 on the steel fabric sheet 17 in advance, smear and be pressed into the top panel 19 of the reinforced cement-mortar board of 1.5 cm thicks on steel fabric sheet 17 upper berths, each exposed 5 centimetres of the outer gauze wire cloths of plate top panel both sides of the chest, 10 centimetres at each protruding plate end of reinforcing bar of putting along the plate longitudinal direction.There is flange 20 bottom of plate along with core is compressed in the outside of rib, and mortar sinks, and steel fabric sheet enters in the mortar, and after maintenance, water washes away core, and hollow pre-fabricated panels is promptly made.

Claims

1, a kind of hollow pre-fabricated panels is characterized in that adopting gauze wire cloth to do the folder muscle, and cement mortar is formed in the hollow-core construction that supporting rib is arranged between the two-layer panel up and down; One end of plate has the gauze wire cloth that stretches out, and in the rib and the rib centre of this end the mortar template sheet that is fixed together with two panels is arranged; The dual-side of plate is the outside Contraband font folder muscle of the opening of being made by gauze wire cloth, cement mortar limit rib folder muscle and the folder muscle of encorbelmenting down pour into the limit rib with under encorbelment.

2, according to the described a kind of hollow pre-fabricated panels of claim 1, it is characterized in that it is trapezoidal structure that the mortar template sheet is preferentially selected lateral area for use, and bottom surface is inside, upper bottom surface is outside.

3, a kind of hollow pre-fabricated panels, it is characterized in that adopting gauze wire cloth to do the square shape structural slab that the folder muscle has two supporting ribs about being formed in cement mortar between the two-layer panel, the gauze wire cloth that stretch out the oriented both sides of the top panel of plate, there is flange the bottom of plate in the outside of rib, have at least two reinforcing bars to be fixed together with the gauze wire cloth of upper and lower panel respectively at the longitudinal direction of every rib upper edge plate, and the plate end is exposed in the end.