CN2414131Y - Reinforced concrete balcony - Google Patents
Reinforced concrete balcony Download PDFInfo
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- CN2414131Y CN2414131Y CN 99214902 CN99214902U CN2414131Y CN 2414131 Y CN2414131 Y CN 2414131Y CN 99214902 CN99214902 CN 99214902 CN 99214902 U CN99214902 U CN 99214902U CN 2414131 Y CN2414131 Y CN 2414131Y
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- balcony
- steel
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- dowel
- concrete
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Abstract
The utility model relates to a reinforced concrete balcony, which belongs to a building construction structure and is composed of an inside balcony plate, an outside balcony plate, an external beam of a house, and longitudinal, transversal and vertical reinforcing bars of the interior of a balcony plate. The utility model is characterized in that two round steel bars which are added on the inner end of ground plane are crossly welded with rows of stressed reinforcing bars; the lower surface of the stressed reinforcing bars have two steel flats which are crossly welded with the stressed reinforcing bars; vertical anchor bars are welded with the steel flats and two round steel bars respectively through floor holes, and accordingly, a structure net in which stressed reinforcing bars is used as main body is formed and stress balance is realized; at last, the structure net is poured with concrete to form a balcony body, and the problems of the downward shift of the position of the stressed reinforcing bar and cracks on root parts are solved. The scheme has the advantages of simple construction, reasonable structure, high strength, high safety, and broad application without affecting appearance.
Description
The utility model relates to a kind of building operations structure, is specially adapted to the concrete balcony of dormitory building reinforcement and strengthening.
The dormitory building is reinforced balcony at present, and heel is vertical along wall under the concrete balcony slab, sets up lintel together, be used to shorten the balcony slab jib-length, plate construction inconvenience down, concrete cannot say for sure that vibration compacting, steel bar stress can not be set to the stressed position of balcony slab face, the beam that adds does not have support, constructional difficulties cannot say for sure to demonstrate,prove quality, as adds pillar or set up the balcony supported on both sides not attractive in appearance, waste material uses overloading can cause unsafe consequence equally.
The purpose of this utility model is to avoid above-mentioned the deficiencies in the prior art part, and provide a kind of concrete balcony structure of reinforcement and strengthening, the ground line of forming by former balcony interior plate, outside balcony slab, at the interior distolateral two road round bars of acquiring, with the flaccidity of tendon and muscle traversed by fork welding of in a row being advocated that increases, being advocated, veneer has the twice band steel under the muscle, intersects welding with it; Vertical dowel welds with band steel, round bar corresponding contact position, two roads respectively by floor opening, be laid to structure net based on steel bar stress, realize stress balance, placing of concrete again, form the concrete balcony entity of reinforcement and strengthening, reached high strength, safe, attractive in appearance, guaranteed quality, result of use is good.
In the balcony strengthening construction, earlier former balcony inboard is watered flaggy and rejects, and former balcony upper surface cutter hair removed clean, again wall between windows on the former balcony breast board is removed, treat balcony slab reinforcement and strengthening construction processing after, build reinstatement again by laying bricks or stones.
The concrete balcony of reinforcement and strengthening is made up of longitudinal and transverse, vertical rinforcement bar in former balcony interior plate, outside balcony slab, house Wai Liang, the balcony slab;
The round steel spare of two parallel two ends band crotches is laid on a, interior plate top, have on its inboard and floor equidistant two row L1 circular holes several, the dowel bottom in advance with the welding of plate floor iron spare, penetrate in the floor opening, dowel top and two round steel spares are welded to connect;
Elongated band steel is respectively laid together in b, interior plate middle part and outside balcony slab middle part, and on band steel center line and floor, be provided with equidistant L1 circular hole several, dowel bottom and the welding of plate floor iron spare, dowel passes floor opening and band steel hole, and the dowel upper end is welded to connect with the twice band steel respectively;
Advocated muscle and vertical being welded to connect of following veneer band steel of c, equidistant L2 in a row, its upper end band plain hook, top and the welding of interior plate two parallel circle steel part square crossing positions, its lower end and the welding of channel member relevant position, balcony slab outer end form stereo structure structure net.
On the concrete slab after the cleaning, scrape 107 glairin cement pastes of one deck volume 7%, the thick 4 centimetres of C25 pea gravel concretens of pouring on the element slurry, placing and troweling light carries out the secondary pressure surface, treats heavily to build wall between windows after pea gravel concreten is done, and restores to the original state; Again balcony fence is welded on the balcony slab end slot steel of the outside, carry out pargeting.Advantage and effect:
1, distolateral ground line is set up the twice round bar and is connect with the flaccidity of tendon and muscle horizontal position welding of in a row being advocated in balcony, advocated muscle the balcony outer end be enclosed within balcony end slot steel and weld, make the inside and outside have muscle in a row to hold, realize stress balance in the stressed position of balcony; Add dowel by floor opening vertical with the welding of round bar band steel, the network forming of formation body junction, fluid concrete becomes the stereo structure structural solid again, intensity height, quality are good, safe in utilization.
2, carried out static load test at balcony slab: build layer with the machine common brick and gather, its total load is 10.5KN, the concentrated lotus of plate end is planted and is 3KN, by balcony evenly distributed load and the test of plate end point load, observes no abnormality seen through 3 hours, test shows, meet safety requirements, can normally come into operation, balcony is after pargeting, do not influence outward appearance, reliable in quality.
Accompanying drawing and drawing explanation:
Fig. 1, former balcony profile
The concrete balcony plan view of Fig. 2, reinforcement and strengthening
Concrete balcony Fig. 2 .A-A sectional drawing of Fig. 3, reinforcement and strengthening
Fig. 4, Fig. 2 .B-B sectional drawing
Fig. 5, Fig. 2 .C-C sectional drawing
Fig. 6, Fig. 2 .D portion enlarged drawing
Embodiment of the present utility model is further described in conjunction with the accompanying drawings:
Fig. 1, for locating for being easy to generate most the crack at former balcony profile E place, with beam G place outward flange outside the house is boundary, a left side is balcony ground, the right side is the flooring, former flooring is a little more than the balcony slab ground line, F place longitudinal stress master muscle moves down because of overhead positions, and it is laterally established many row's distribution bar H and is connected as a single entity by fluid concrete, and concrete surface covers pea gravel concreten and waters layer.
The concrete balcony plan view of Fig. 2, reinforcement and strengthening.Be interior plate (1) in the beam G punishment circle in addition, it is down balcony slab (3), outer LiangGChu is a dotted portion, Fig. 3 is Fig. 2 .A-A sectional drawing, establish twice band steel (2) from two round steel spare (7) inboards, interior plate (1) top and in the middle of the interior plate, balcony slab (3), its position of center line and floor corresponding positions be equipped with equidistant circular hole (6) several, the dowel (8) of from Fig. 3, seeing band base plate ironware (9) pass floor opening (6) respectively with the welding of round steel spare inboard and band steel face; Advocated muscle (5) and following veneer band steel, interior plate two parallel circle steel parts, and balcony slab outer end channel member (4) welding, the formation net structure is smeared one deck pea gravel concreten (10) again above the placing of concrete.Channel member (4) is positioned at the balcony slab outer face, and it is upper and lower, inner face all is connected with balcony end layer of concrete and solidifies, and the muscle of being advocated (5) lower end and the welding of channel-section steel inwall relevant position are welding with balcony fence (11) above the channel-section steel.
Fig. 4 is Fig. 2 .B-B sectional drawing, and Fig. 5 is Fig. 2 .C-C sectional drawing.Dowel (8) bottom is welded with base plate ironware (9), welds by the circular hole on floor (1), (3) and band steel (2), round steel spare (7) respectively.Fig. 4 shows that dowel upper end is by exposing the end behind the band steel hole and the hole side weld connects.Fig. 5 shows dowel upper end and the welding of two round steel spares (7) inner side edge.The equidistant muscle of being advocated of cross section (5) is positioned at band steel (2) and above the round steel spare (7), carries out corresponding welding, and placing of concrete covers one deck pea gravel concreten layer (10) above again.
Fig. 6 is Fig. 2 .D portion enlarged drawing.In a row advocated muscle (5) and following veneer band steel (2) square crossing welded.Beat circular hole (5) dowel in band steel and floor relevant position and pass in the hole, hole and dowel fit clearance are bigger, solidify so that enter the gap during concrete pouring.Elongated band steel (2) width is 40 millimeters, and thick 4 millimeters, band steel and floor are provided with open-work (6), and reaching floor and two round steel spare inboards has open-work (6), 14 millimeters of bore dias.Each pitch of holes L1 is 500 millimeters, and dowel (8) diameter is 8 millimeters.
Concrete application parameter: community residential building, adopt the concrete balcony of above-mentioned reinforcement and strengthening.12 millimeters of two round steel spares (7) diameters are set, 8 millimeters of the muscle of being advocated (5) diameters, spacing L2 is 200 millimeters, an end and the welding of 8# channel-section steel.8 millimeters of dowel (8) diameters, spacing L1 is 500 millimeters.Dowel is φ 14 by floor and band steel bore dia, and its mutual single face gap is 3 millimeters.
Static load test: select the more serious building dormitory balcony in crack, after reinforcing, carry out static load test, get evenly distributed load 2.5KN/M
2, safety coefficient K=1.4, plate end point load 1KN is a trial load.
1) evenly distributed load:
Test with every heavy 0.0275KN test of machine common brick with brick quantity is
10.5 ÷ 0.0275=382 piece
2) balcony slab end point load:
Plate length 3M plate end point load 1 * 3=3KN
Test machine common brick quantity 3 ÷ 0.0275=109 pieces
3) loading method and observation: 382 of machine common bricks are distributed on the balcony slab, and side was built two layers of bricks, observed no abnormality seen through 3 hours.In plate end point load when test, in the plate end, observed no abnormality seen with machine common brick 109 indignations through 3 hours.Conclusion: again through nearly 2 years observation, flawless is not seen to deform according to static load test.Meet safety requirements; Balcony after this reinforcing, easy construction, rational in infrastructure, safe in utilization is suitable for popularization.
Claims (3)
1. the concrete balcony of reinforcement and strengthening is made up of longitudinal and transverse, vertical rinforcement bar in balcony interior plate, outside balcony slab, house Wai Liang, the balcony slab; It is characterized in that:
A, interior plate (1) top, two parallel round steel spares (7) are arranged, have on its inboard and floor equidistant two row's L1 circular holes (6) several, dowel (8) bottom and plate floor iron spare (9) are welded to connect, penetrate in the floor opening, dowel top and two round steel spares are welded to connect;
Elongated band steel (2) is respectively laid together in b, interior plate (1) middle part and outside balcony slab (3) middle part, and on band steel center line and floor, be provided with equidistant L1 circular hole (6) several, dowel (8) bottom and plate floor iron spare (9) are welding, and dowel (8) passes floor opening and band steel hole, and the dowel upper end is welded to connect with twice band steel (2) respectively;
The muscle of being advocated (5) and vertical being welded to connect of following veneer band steel (2) of c, equidistant L2 in a row, its top and interior plate two parallel circle steel part (7) square crossing positions are welding, its lower end and balcony slab outer end channel member (4) relevant position are welding, form main body shape structure net.
2, according to the concrete balcony of the described reinforcement and strengthening of claim 1, it is characterized in that: channel member (4) is positioned at the balcony slab outer face, it is upper and lower, inner face all is connected with balcony end layer of concrete and solidifies, advocated muscle (5) lower end and channel-section steel inwall relevant position the welding, above the channel-section steel with balcony sideboard (11) for the welding.
3, according to the concrete balcony of the described reinforcement and strengthening of claim 1, it is characterized in that: its width of elongated band steel (2) is 40 millimeters, thick 4 millimeters, band steel and floor are provided with open-work (6) and floor and two round steel spares (7) inboard open-work (6), 14 millimeters of bore dias, each pitch of holes L1 is 500 millimeters, and dowel (8) diameter is 8 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99214902 CN2414131Y (en) | 1999-07-06 | 1999-07-06 | Reinforced concrete balcony |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99214902 CN2414131Y (en) | 1999-07-06 | 1999-07-06 | Reinforced concrete balcony |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2414131Y true CN2414131Y (en) | 2001-01-10 |
Family
ID=34006992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99214902 Expired - Fee Related CN2414131Y (en) | 1999-07-06 | 1999-07-06 | Reinforced concrete balcony |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2414131Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101748893B (en) * | 2009-12-28 | 2011-06-22 | 江苏江中集团有限公司 | Method for manufacturing high-rise building balcony boards |
| CN104295109A (en) * | 2014-07-24 | 2015-01-21 | 北京筑福国际工程技术有限责任公司 | Rapid reinforcing structure for home-entry-free balcony of old community and construction method of structure |
| CN104481166A (en) * | 2014-12-12 | 2015-04-01 | 北京筑福国际工程技术有限责任公司 | Additionally assembled type balcony structure for old community and construction method of additionally assembled type balcony structure |
| CN104675138A (en) * | 2015-02-04 | 2015-06-03 | 上海市房地产科学研究院 | Method and structure for reinforcing modified sound-insulation and noise-reduction slab balcony |
| CN106437195A (en) * | 2016-12-14 | 2017-02-22 | 泛华建设集团有限公司 | Reinforcing reconstructing structure for existing balcony and construction method thereof |
| CN109989544A (en) * | 2018-01-02 | 2019-07-09 | 杨立斌 | The ultra-thin hardened structure of clear-water concrete |
-
1999
- 1999-07-06 CN CN 99214902 patent/CN2414131Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101748893B (en) * | 2009-12-28 | 2011-06-22 | 江苏江中集团有限公司 | Method for manufacturing high-rise building balcony boards |
| CN104295109A (en) * | 2014-07-24 | 2015-01-21 | 北京筑福国际工程技术有限责任公司 | Rapid reinforcing structure for home-entry-free balcony of old community and construction method of structure |
| CN104481166A (en) * | 2014-12-12 | 2015-04-01 | 北京筑福国际工程技术有限责任公司 | Additionally assembled type balcony structure for old community and construction method of additionally assembled type balcony structure |
| CN104675138A (en) * | 2015-02-04 | 2015-06-03 | 上海市房地产科学研究院 | Method and structure for reinforcing modified sound-insulation and noise-reduction slab balcony |
| CN104675138B (en) * | 2015-02-04 | 2016-10-05 | 上海市房地产科学研究院 | A kind of slab balcony reinforcement means for sound insulation and noise reducing transformation |
| CN106437195A (en) * | 2016-12-14 | 2017-02-22 | 泛华建设集团有限公司 | Reinforcing reconstructing structure for existing balcony and construction method thereof |
| CN109989544A (en) * | 2018-01-02 | 2019-07-09 | 杨立斌 | The ultra-thin hardened structure of clear-water concrete |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |