CN202509663U - Construction sun-shading cast-in-place concrete shadow wall - Google Patents

Construction sun-shading cast-in-place concrete shadow wall Download PDF

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Publication number
CN202509663U
CN202509663U CN 201220022361 CN201220022361U CN202509663U CN 202509663 U CN202509663 U CN 202509663U CN 201220022361 CN201220022361 CN 201220022361 CN 201220022361 U CN201220022361 U CN 201220022361U CN 202509663 U CN202509663 U CN 202509663U
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CN
China
Prior art keywords
concrete
cast
construction
shading
wall
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Expired - Fee Related
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CN 201220022361
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Chinese (zh)
Inventor
蒋相阳
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Zhejiang Haitian Construction Group Co Ltd
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Zhejiang Haitian Construction Group Co Ltd
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Priority to CN 201220022361 priority Critical patent/CN202509663U/en
Application granted granted Critical
Publication of CN202509663U publication Critical patent/CN202509663U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a construction sun-shading cast-in-place concrete shadow wall comprising a concrete pouring shadow wall body, wherein reinforcing steel bars are pre-buried in the wall body when pouring. A protective layer of plastic cushion blocks is arranged outside the reinforcing steel bars; the plastic cushion blocks are embedded in the concrete when pouring; and the color of the plastic cushion block is the same as that of the concrete. The construction sun-shading cast-in-place concrete shadow wall disclosed by the utility model is manufactured through layering flow-line; the grain sizes of stones are strictly controlled; an admixture and an additive are added for improving the workability of concrete and carrying out multiple technical measures such as scientific and reasonable maintenance; the surface of the molded concrete does not require decoration, and the natural expression art texture of concrete is emphasized; and the construction sun-shading cast-in-place concrete shadow wall can be used for achieving the purposes of strengthening the artistic effect, saving the construction cost and shortening the construction period.

Description

A kind of architectural shading cast-in-situ concrete lattice wall
Technical field
The utility model relates to the architectural shading technology, relates in particular to a kind of sunshade wall.
Background technology
Architectural shading is an important technique measure of building energy conservation.But existing sunshading facility is often firm inadequately, is unable to undergo long-term exposing to the sun and rain, and especially typhoon constitutes potential risks to safety.
The utility model content
The utility model technical problem to be solved just provides a kind of architectural shading cast-in-situ concrete lattice wall, sound construction, easy construction.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of architectural shading cast-in-situ concrete lattice wall is characterized in that: be embedded into reinforcing bar when comprising the lattice formula body of wall of concrete pouring, the cast of said body of wall inherence.
As preferably, said reinforcing bar is provided with the plastic cushion topping outward, and said plastic cushion embeds in the concrete when cast, and the plastic cushion color is consistent with concrete color.
The architectural shading cast-in-situ concrete lattice wall layering flowing water of the utility model is made; Strict control cobble-stone diameter; Adding admixture improves the concrete construction performance with Admixture and carries out multinomial technical measures such as scientific and reasonable maintenance; Concrete surface after the moulding can not done any modification, stresses concrete natural expression art skin texture, reaches to strengthen artistic effect, saving construction cost and the purpose of reduction of erection time.
Its beneficial effect is:
2.1 this method can improve the construction technology level and the construction quality of cast-in-situ concrete lattice wall, reaches the purpose of cancellation concrete lattice wall decorative layer, strengthens its distinctive artistic textural effect.Reduce construction costs simultaneously, the reduction of erection time.
2.2 architectural shading cast-in-situ concrete lattice wall is handsome in appearance generous, the sun-shading ventilating effect is very good, and can effectively reduce the later period maintenance expense and the management cost of applying unit, and economic results in society are remarkable.
2.3 the fixedly external sunshade cast-in-situ concrete lattice wall of this method construction satisfies the requirement of national building energy conservation engineering, and the building energy-saving rate is reached more than 70%. wherein the contribution rate of external sunshade is more than 20%.
2.4 the architectural shading cast-in-situ concrete lattice wall that this method is constructed, the outward appearance function that can combine to build designs, and it is artistic in one to let building melt comfortable energy-conservation, firmly durable sunshading facility and modern architecture height, and the future in engineering applications ten minutes is wide.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is further described:
Fig. 1 is an architectural shading cast-in-situ concrete lattice wall structure of transvers plate sketch map;
Fig. 2 is a cast-in-situ concrete lattice wall lattice core organigram.
The specific embodiment
Specify a kind of architectural shading cast-in-situ concrete lattice wall and job practices below in conjunction with Fig. 1 and Fig. 2,
At first, architectural shading cast-in-situ concrete lattice wall structure is described, is embedded into reinforcing bar when comprising the lattice formula body of wall of concrete pouring, the cast of said body of wall inherence.Said reinforcing bar is provided with the plastic cushion topping outward, and said plastic cushion embeds in the concrete when cast, and the plastic cushion color is consistent with concrete color.
Secondly, explain that the said template of formwork structure comprises outboard template 2, the inner side template 3 that is stitched together and is clamped and fastened on outboard template and the some cores 1 of inner side template centre, said core comprises the diagonal brace structure in keel and the keel; Wherein inner side template installs and fixes according to the level of lattice wall concreting in lifts and outboard template and core layering; The opening 11 of a 100mm*200mm is opened in middle part, said core bottom side.The template plate seam of said outboard template and inner side template seals with encapsulant, and the panel surface of outboard template and inner side template is coated with and is brushed with release agent simultaneously.It is perpendicular stupefied 21 that said outboard template external surface is provided with the outside, and said inner side template external surface is provided with medial shaft stupefied 31.Said outboard template, inner side template and core are provided with split bolt 4 and clamp, and outboard template, inner side template and split bolt are asked and be provided with channel-section steel horizontal stupefied 41.
At last, specify architectural shading cast-in-situ concrete lattice wall job practices,
5.2 key points for operation
5.2.1 measurement unwrapping wire
5.2.2 template construct is installed
1, the wall outboard template should be checked the template control line in the basic unit before installing, and performs absolute altitude control.The reply template is pieced together in advance, and installs firmly.
2, lattice core fabrication and installation
1), should guarantee that the core inner support is solid firmly, prevents torsional deformation according to specification, body, the sized lattice core of lattice wall in-depth plan.
2) open a 100mm*200mm square opening in middle part, lattice core bottom side, smash, guarantee the Concrete Construction quality so that lean on the difficult case bottom position charging that gets into of self slump to water at concrete.
3) on outboard template, measure the setting-out location by the desk-top publishing plan requirement of in-depth design, and install and fix the core of various lattice moulding, can install according to the actual demand of construction flowing water in batches, convenient construction is practiced thrift template.
3, inner side template needs the lattice modulus height according to design, confirms that optimization flowing water height makes especially, and reinforcing bar is made by this flowing water highl stratification, and the inner side template layering installs and fixes, the lattice wall concreting in lifts.It is standard with the structure of the first floor that template is joined modulus, and the template short transverse is accomplished until this floor lattice wall concreting with the template configuration of the first floor flowing water that makes progress.
4, template plate seam must seal with encapsulant (like sponge strip etc.), in case spillage.The form surfacing surface should the brushing release agent.
When 5, covering the body of wall split bolt, should go into the position gently, guarantee that each Kong Weijun adds plastic washer, avoids damaging eyelet through walls.Before template is fastening, should adjust the verticality of template, guarantee the panel alignment, forbid before panel is proofreaied and correct on the anchor clamps reinforcing.To exert oneself when tightening split bolt and anchor clamps evenly, avoid template to produce inhomogeneous deformation.Build in the process, forbid vibrating spear is acted on the panel.
6, before inner side template is installed, must the position of all set aside pre-embedded holes accurately be found out, must be smooth during installation with the inner side template contact surface, and should be through set up measures such as double faced adhesive tape spillage dehydration when preventing concreting at contact surface.
5.2.3 reinforcement fabrication
1, reinforcing bar is by confirming the making of optimization flowing water highl stratification.Must consider the stacked position and interspersed order of reinforcing bar during reinforcement detailing, the occupy-place Relationship Between Vessels of considering reinforcing bar is to confirm processing dimension.Answer emphasis to consider the control point to the reinforcing bar binding influence such as bar splice form, joint location, lap length, anchorage length.
2, must strictly control protective layer thickness, stop to reveal the muscle corrosion and pollute concrete lattice wall surface.Topping can adopt the standard plastic cushion block, and color should be consistent with concrete color, should draw logical line to guarantee the neat unification of its position.
3, pricking a silk redundance during body of wall reinforcing bar binding should bend inwards, in order to avoid cause rust staining because of exposing.
5.2.4 concrete construction
1, thick, the fines proportioning of optimization concrete is selected particle diameter, the shape of aggregate.The less above flyash of II level of certain proportion particle be can add, concrete flowability and later strength improved.Reduce concrete water/binder ratio as far as possible, mix the generation of the interior bubbles of measure control concrete such as antifoaming agent in the employing.
2, concrete mix should be optimized, and raw material should be thrown in by the order of sand, stone, cement, flyash, admixture.
Be to obtain the consistent concrete lattice wall of integral color, build used raw material and should carry out budget according to engineering is actual, accomplish same brand and specifications and models as far as possible, once buying is constructed with condition.
3, walls concrete is built, and should build the thick cement mortar identical with ingredients of concrete of 25~35mm, stopend root, concreting then at root earlier.But accepted scale bar control hierarchy thickness, layering blanking, layering are vibrated.
Should vibrate simultaneously from both sides along the even blanking in lattice core both sides when 4, building.Vibrating spear should be inserted soon and pull out slowly, and blossom type is layouted equably, and evenly vibration straight up and down must avoid oblique cutting to destroy the template face, and general vibrating spear moving interval is 400mm.
5, build in the process inspection of available hand hammer tapping template side, noticing when vibrating that leaking must not appear in the intensive and position, hole of reinforcing bar shakes, owes to shake or cross and shake, and makes the dissipation of fully floating of bubble in the soil with fixed attention.The concrete vibrating time should be controlled at about 40 seconds, and the upper strata concrete surface should be frost boiling to occur, no longer include remarkable sinking, to no longer include to emit on the great amount of bubbles and be as the criterion.
6, lean on self slump to be difficult for the position, lattice core case bottom that gets at concrete, can open a 100*200mm square opening,, do not have bubble, guarantee the Concrete Construction quality to guarantee concrete compaction as replenishing concrete and vibrating in middle part, lattice core bottom side.
7, wipe off with wooden darby the vibrate back that finishes, after watering again with wood float pressing, compacting.The constuction joint place or built-in fitting is arranged and the joint bar place floating with wood float, do not allow to spread out and put on concrete with vibrating spear.
5.2.5 form removable and concrete curing
1, the concrete form removal is as the criterion according to reaching 3MPa with test cube in the same condition intensity, and generally the proper extension striking time is answered in form removal behind the 60h in summer winter.Striking time should be able to guarantee after the form removal concrete lattice body of wall not arrisdefect, non-scale.The template dismounting should be opposite with erection sequence, gently the template sled left body of wall during form removal, forbids directly to push with crowbar.Be difficult for separately by concrete absorption like the template inboard, available rubber hammer knocks gently, forbids to pound template with sledgehammer.During form removal, should be specifically noted that protection to concrete lattice moulding corner and split bolt hole.
2, template maintenance.The scene needs and is used for the steel pipe frame that template is deposited, and template must adopt aspectant board plug type to deposit; Necessary plastic covering cloth is noted waterproof and dampproof above the template; Timely deashing after the template form removal, the brush release agent, the physical dimension of inspection panel, whether the piece of template is tight, and whether keel behind and fastener be loosening, in case panel comes off when using; Correlated parts such as leading screw, through-wall bolt, nut also should be cleared up, maintain.
3, concrete hole shutoff.Construction holes blockings such as split bolt hole adopt the compensate for shrinkage cement mortar that is mixed with Admixture and admixture, and the color of mortar requires close with the lattice wall concrete color, and the shutoff degree of depth should be spacing at recessed metope 5mm place.It is bright and clean with the fine sandpaper uniform grinding to repair the sclerosis back, wet curing 7d after the final set.
4, concrete lattice wall surface-defect repairing.After the form removal; Defectives such as the minute bubbles that concrete surface produces, eyelet, abrasive band should be removed surperficial laitance and loosening sand immediately, the cement slurry reparation and batch embedding rejected region that can adopt the cement system of mixing of same breed, strength grade to form; Color should be identical basically with the lattice wall concrete; Will note the protection to concrete lattice wall finished product during repairing, the sclerosis back is bright and clean with the fine sandpaper uniform grinding, wet curing after the final set.
5, tackle concrete before the lattice body of wall form removal and fully sprinkle water and carry out maintenance, moisture is passed through in the gap infiltration concrete of concrete and template; Treat after the form removal wet curing in time, phenomenons such as aberration, shrinkage crack occur to reduce concrete surface.With the plastic sheeting parcel, the corner connects batch position and wants tight and compacting then, and curing time is no less than 7d.
When 6, subsequent handling is constructed, protection be noted, concrete surface must not be collided and pollute the concrete lattice wall.
This worker method is through the in-depth design to architectural shading cast-in-situ concrete lattice wall template, the outboard template of first fabrication and installation lattice wall; Through desk-top publishing design, the core of the various lattice moulding of setting-out fabrication and installation on outboard template; According to design lattice modulus height, confirm that optimization flowing water height carries out construction in layer again, carry out the substep of reinforcing bar earlier and make, press the special inner side template of flowing water height, carry out the concreting and the continuous productive process that makes progress successively after installing and fixing again; Through optimization to concrete mix, take strict control cobble-stone diameter, add admixture and improve the concrete construction performance with Admixture and carry out multinomial technical measures such as scientific and reasonable maintenance; Be equipped with the lattice core bottom side openings of leaning on self slump to be difficult for getting at concrete and carry out blanking and water and job practices such as smash, and take corresponding quality control measures, process the architectural shading cast-in-situ concrete lattice wall of all styles of.Guarantee the construction quality of cast-in-situ concrete lattice wall, the concrete surface after the moulding can not done any modification, stresses concrete natural expression art skin texture, reaches to strengthen artistic effect, saving construction cost and the purpose of reduction of erection time.

Claims (2)

1. an architectural shading cast-in-situ concrete lattice wall is characterized in that: be embedded into reinforcing bar when comprising the lattice formula body of wall of concrete pouring, the cast of said body of wall inherence.
2. a kind of architectural shading cast-in-situ concrete lattice wall according to claim 1, it is characterized in that: said reinforcing bar is provided with the plastic cushion topping outward, and said plastic cushion embeds in the concrete when cast, and the plastic cushion color is consistent with concrete color.
CN 201220022361 2012-01-18 2012-01-18 Construction sun-shading cast-in-place concrete shadow wall Expired - Fee Related CN202509663U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220022361 CN202509663U (en) 2012-01-18 2012-01-18 Construction sun-shading cast-in-place concrete shadow wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220022361 CN202509663U (en) 2012-01-18 2012-01-18 Construction sun-shading cast-in-place concrete shadow wall

Publications (1)

Publication Number Publication Date
CN202509663U true CN202509663U (en) 2012-10-31

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102587543A (en) * 2012-01-18 2012-07-18 浙江海天建设集团有限公司 Building shading cast-in-place concrete lattice wall and construction method thereof
CN113374254A (en) * 2021-06-28 2021-09-10 中冶建工集团有限公司 Construction method for improving forming quality of junction of new and old cast-in-place concrete walls

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102587543A (en) * 2012-01-18 2012-07-18 浙江海天建设集团有限公司 Building shading cast-in-place concrete lattice wall and construction method thereof
CN102587543B (en) * 2012-01-18 2014-06-04 浙江海天建设集团有限公司 Building shading cast-in-place concrete lattice wall and construction method thereof
CN113374254A (en) * 2021-06-28 2021-09-10 中冶建工集团有限公司 Construction method for improving forming quality of junction of new and old cast-in-place concrete walls

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121031

Termination date: 20180118