CN103590516B - A kind of self-balancing precast surface, cast-in-place core filler wall mould bases - Google Patents
A kind of self-balancing precast surface, cast-in-place core filler wall mould bases Download PDFInfo
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- CN103590516B CN103590516B CN201310626576.4A CN201310626576A CN103590516B CN 103590516 B CN103590516 B CN 103590516B CN 201310626576 A CN201310626576 A CN 201310626576A CN 103590516 B CN103590516 B CN 103590516B
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Abstract
The invention provides a kind of self-balancing precast surface, cast-in-place core filler wall mould bases, comprise along the spaced positioning key in filled wall direction (1), positioning key (1) both sides are the precast plate (3) be connected by connecting key (2), precast plate (3) is provided with the middle part that sockets hole (7) precast plate (3) and upper end has a plug hole (4) at least, and there is device for exerting in precast plate (3) outside.Advantage of the present invention is: mould bases material adopts factory's batch Prefabrication, and it is low and extensive with material that body of wall fills out core material, reduces the logistics cost of material.Metope is prefabricated eliminates construction formwork, and evacuated mould eliminates outside construction fixation, simplifies work progress.Prefabricated pressure controllable is adjustable, and its comprehensive economic index and construction period are better than prior art, thus compensate for the deficiencies in the prior art.
Description
Technical field
The present invention relates to a kind of building infilled wall, particularly relate to a kind of self-balancing precast surface, cast-in-place core filler wall mould bases.
Background technology
Building infilled wall is the enclosed structure of building, measures large and wide, the performances such as its sound insulation, heat insulation, intensity, fire prevention, protection against the tide, waterproof, directly the impact functional performance of building and security performance.Along with the progress in epoch and the requirement of environmental protection, the epoch of Qin brick and Han tile terminate already, and new wall material is constantly released.
At present, it is more that aerated concrete building block is used as infilled wall, and hollow steel framework at center cement metal mesh interior partition wall is also widely adopted.But this kind of infilled wall also exists following problem: first, along with the shortage of China's manpower, labour cost is multiplied, and logistics cost improves constantly, and the cost of infilled wall is corresponding to have a more substantial increase; Secondly, conventional floors is generally the reinforced concrete thin plate of 80 ~ 100mm, and its soundproof effect is not good, energy-efficient performance is bad, can not partition wall and limit the flexibility of use arbitrarily thereon; Also have, the intensity of aerated concrete building block infilled wall is lower be unfavorable for safety and whitewash, its comparatively conference of conducting oneself with dignity makes that agent structure cost improves, its globality difference is unfavorable for structural seismic, and the complicated construction technique of hollow steel framework at center cement metal mesh interior partition wall makes the duration longer.
In addition; along with deepening continuously of sustainable development tourism, the comprehensive utilization of industrial waste ardealite, desulfurated plaster, fluorgypsum, building waste etc. starts to come into one's own, because this kind of material is conducive to protection of the environment; can turn waste into wealth, meet the values of sustainable development.Therefore, the novel infilled wall of a kind of standardization of necessary research and development Prefabrication.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of self-balancing precast surface, cast-in-place core filler wall mould bases; the filled wall comprehensive economic index adopting this mould bases to be shaped and construction period are better than existing aerated concrete building block infilled wall, hollow steel framework at center cement metal mesh interior partition wall or traditional body of wall, and are conducive to slug detect, protection of the environment and sustainable development.
Technical scheme of the present invention is: a kind of self-balancing precast surface, cast-in-place core filler wall mould bases, comprise along the spaced positioning key in filled wall direction, positioning key both sides are the precast plate be connected by connecting key, precast plate is provided with and sockets hole, the middle part of precast plate and upper end have a plug hole at least, form cavity, have device for exerting outside precast plate between paired precast plate, described device for exerting comprises force key and force rope, and force key mapping is between force rope and precast plate.Precast plate batch production is produced in batches or is produced as movable form fixed point.Positioning key is bulk, column or bar tabular, and its cross section can be rectangle, I-shaped or flute profile.When column positioning key and precast plate contour time, be equivalent to the skeleton of an infilled wall.Positioning key material can adopt regeneration rigid plastics, gypsum, metal, and available expansion bolt anchoring during installation, also can paste with cementing agent.Connecting key is block (circular cross-section or square-section), concavo-convex alternate column-shape strip rib or bar tabular, can adopt bonding between its with precast plate or bolt is fixed, iron wire colligation, the binding of soft rope, pin are fastened fixing etc., during cast, precast plate is squeezed generation tension force, and connecting key bears tension force on two planes of symmetry from balancing each other.Connecting key adopts prefabricate mode to produce, the precast plate of two can be connected into the overall space structures forming an empty stomach by it from inside, the rigidity of structure of effective raising precast plate in work progress and reduce punching shear and bulk deformation, is also conducive to resisting the extruding tension force filling out and produce precast plate in core material irrigation process and avoids burst-mode.Prefabricated connecting key be rectangular block shape or concavo-convex sawtooth strip time, therebetween laterally and longitudinal gap be convenient to the pouring that core material was walked and filled out to pipeline.During construction, prefabricated positioning key to be fixed on levels floor or beam and to stay in infilled wall.Adopt connecting key to connect between the precast plate of paired use, such as, adopt structure glue that precast plate and connecting key are connected to form evacuated mould.The corner, inner side of precast plate or side are connected to the lateral surface of positioning key.Metric space between two pieces of precast plates forms cavity, and in cavity, in-site pouring fills out core material wholly or in part.Have device for exerting outside precast plate, be out of shape when its effect is and keeps the planarization of precast plate and prevent cast, particularly precast plate is thinner, when size is larger.Device for exerting is by force key and the acting in conjunction of force rope, and wherein, himself change in length of force Suo Liyong controls the size of tension force, and force key is as the Transfer Medium between power and precast plate.Force Suo Jineng connects the paired precast plate in binding infilled wall both sides, can connect again the adjacent precast plate of homonymy.Another effect of force key is the shape changing force rope, thus changes tension force.Especially, such as, become broken line state from linear state, then change direction and the Tensity size of active force simultaneously.
Force rope is closed annular or linear, and its girth (length) is adjustable by a device, and this device essence is a compression folding structure, and force rope material is the soft rope of fiber.If the nylon binding tape that similar structure is common, its adjustable length, can realize tightening up and opening function.
The quantity of force rope and force key and ratio determine according to the character of the size of infilled wall and filling core material.Many force rope can produce larger thrust, but corresponding operational ton also increases; The quantity of force key also has similar problem.Force rope is normally arranged along the axis (length direction) of body of wall.
At least be provided with between force rope and strut key together.Force key and two pieces of paired precast plates enclose around binding one by closed annular force rope, arrange between two adjacent fiber ropes and strut key, the fiber rope tightened is stretched once again, add tension force, thus continue to exert pressure to force key, due to force key and the acting in conjunction strutting key, force rope becomes fold-line-shaped from straight line, in bending place, tension force part changes pressure into.Strut key and can adopt shaft-like or strip, groove is established at two ends in case fiber rope skids off.When arrange multiple strut key time, force rope is more tightened, and tension force is larger, and pressure is also larger.
At least be provided with one lock between force rope and hold together key.Lock holds together the action principle of key with to strut key identical, and it can adopt the troughing plate of rigidity to clamp, and also can adopt the soft rope colligation such as iron wire, fiber.
Force key is T section or V-arrangement cross section, and material is plastic-steel.When for T section, usual fitting closure annular force rope, the face that its surface is larger and precast plate are fitted, and less face is biased rope and pushes down.The difference of surface size can play and expand the effect that sphere of action reduces pressure.Force key direction normally with precast plate short transverse point-blank, when needs corrective action scope, force key can be angled with precast plate.The size of force key also will mate the size of precast plate.When for V-arrangement cross section, usually coordinate linear force rope, linear force rope is through paired precast plate, and force key is inserted at its two ends, so just define active force at precast plate width.The force key in two kinds of cross sections can be used alternatingly, and makes precast plate all have pressure at height and width, prevents distortion.
The structural feature of prefabricated panel is in the middle and upper end is at least provided with a plug hole.Plug hole can be reserved when producing, and now cuts a hole when also can construct.
Described precast plate is provided with and somely sockets hole, sockets key and is connected by the precast plate of two sides by socketing hole.Describedly socket that key can be fixed for bolt, iron wire colligation, the binding of soft rope, pin fasten fixing etc.
Described infilled wall cavity internal clearance be arranged with directly be not connected with precast plate or only recessed bond ing pre-coremaking batten and stay in infilled wall.Pre-coremaking batten material is with to fill out core material identical, and it adopts batch production to produce in batches can to reduce costs, raises the efficiency, and reduces the concreting in site amount of filling out core material and can improve efficiency of construction.
Described two sides precast plate adopts different materials.Two sides precast plate adopts different materials to be conducive to meeting different using function, as: wall face, kitchen guarding's metope employing intensity is high, cracking resistance good, have the material of water resistance.
Described precast plate is coarse pitted skin.Precast plate is that coarse pitted skin is conducive to inner side and core strong bond, appearance and rendering layer strong bond.
The formula that core material is filled out in the cast coordinating this mould bases to use is characterised in that employing semi-hydrated gypsum is quick-set, dihydrate gypsum is retarded adhesive material.Gypsum material has the advantage of rapid hardening, 3 ~ 5 minutes general initial setting times.Utilize its rapid hardening performance can improve efficiency of construction, shorten turn around time, reduce construction cost.The breathing performance (after water suction, releasing moisture content when ambient humidity is lower) of gypsum material can carry out efficient maintenance from inside to the concrete of floor.Adopt dihydrate gypsum as the retarded adhesive material of semi-hydrated gypsum, not only effectively can obtain retarding effect, and a large amount of industrial waste can be consumed, reach simultaneously reduce costs, the object of protection of the environment.
Described core material of filling out also is joined and is had cement as supporting material.Gypsum material intensity is lower, especially adds adding material and can make to fill out the reduction of core material intensity, add the cementitious material such as cement, magnesium chloride, epoxy resin and can supplement its later strength, meet various instructions for use.
Described ginseng in core material of filling out has at least one adding material: as sand, flyash, slag, phosphorus slag, straw particle, granular polystyrene, glass bead, building waste, haydite, clay, glass fiber etc.Adopt one or several materials in sand, flyash, slag, phosphorus slag, straw particle, granular polystyrene, glass bead, building waste, haydite, clay, glass fiber, bubble wrap pulverized particles not only can reduce costs as adding material; and be conducive to utilizing waste material, protection of the environment, there is good social benefit.
Compared with prior art, the present invention has following advantage:
Be used as the mould bases of cast, i.e. precast plate and all can producing in batches in factory for standardized structural elements such as the positioning keys of locating, efficiency is high, quality good and be easy to control be convenient to detect, different materials can be adopted as required, also composite material can be adopted to meet multiple requirement, compared with traditional cast-in-situ wall construction technology, present invention eliminates form removal operation (precast plate can directly as metope), also without template consume and amortization, thus save artificial, improve work efficiency, reduce operating expenses.Precast plate stays the surface layer becoming body of wall within the walls, compared with traditional cast-in-situ wall, surface layer can adopt the material different from filling out core, as: surface layer adopts the quality materials such as high density, high strength, waterproof, fire prevention to meet using function requirement, and fill out core and adopt the functional materials such as low-density, energy-conservation, heat insulation, insulation, sound insulation to meet performance requirement, many industrial refuses all can be used as functional material, as: industrial refuse ardealite, desulfurated plaster, flyash, packaging foamed plastics are pulverized as particle etc. all has well energy-conservation, heat insulation, insulation, sound insulation value.Therefore, the present invention is conducive to the performance giving full play to different materials, thus Master Cost of can demoting, and make full use of industrial refuse, be conducive to protection of the environment, cycle development.In addition, precast plate is used as metope, and what eliminate traditional handicraft touches grieshoch, not only saves material, saves artificial, also reduce deadweight, thus improves efficiency, reduces cost.
Shaping standard component for the working measure such as connecting key and accessory of fixed die shut die plate (precast plate) is produced by special manufacturer, construction party can be bought, can rent, because these components directly contact filling core material hardly, thus loss is very little, thus reduce the measure cost of construction, in addition, securing member of the present invention is simple to operate, convenient disassembly, and, have employed the self-balancing measure between template (precast plate) in a large number, as the connecting key between precast plate, socket and socket key etc. between hole, the consumption of securing member is greatly reduced, thus decrease the installation of securing member in construction, dismounting, transhipment, save artificial, improve efficiency, reduce cost.
As mould bases device for exerting force rope and force key be another spotlight of the present invention, its tension force variable controllable, simple to operate, practical function is fine.The template fixed form of comparing traditional, flexible and changeable, remove and install simple.Height and width can be produced to precast plate, or even the pressure in other direction.Strut key and lock key and can realize freely controlling tension force on the basis of force rope, the flexibility of a whole set of device for exerting is very high.
Metope is not used in owing to filling out core material, its requirement greatly reduces, more easily meet, general industry rubbish is as ardealite, desulfurated plaster, fluorgypsum, carbide slags etc. all can be used as activity latex material or accelerating admixture, and flyash, slag, carbon slag, cinder, slag, phosphorus slag, dihydrate gypsums etc. all can be used as inserts, general agricultural waste is as straw, the stalk kinds such as cornstalk also can be used as inserts after pulverizing, general local material is as various cement, magnesium chloride, magnesia, lime etc. all can be used as activity latex material, and river sand, mountain sand, saw foam, bamboo is considered to be worth doing, wood chip, pozzolan etc. all can be used as inserts, and regrown material is as the brick of building waste, watt, concrete is through pulverizing, the foamed plastics of packaging waste, crock, porcelain etc. all can be used as inserts through pulverizing.Because packing material is drawn materials extensively, suited measures to local conditions, not only with low cost and reduce logistics, reduce costs.
The mixed configuration of the packing material coordinating the present invention to use is concentrated at factory lines and is carried out, not only be convenient to Mass Control and can raise the efficiency, reduce artificial, reduce costs, packing material adopts large-scale Mixing Machine concentrated compactness in building site, the multiple small-sized storage tank of pouring on-site terminal stores up temporarily, on-the-spot interpolation quick-set secondary agitation to adopt conveying equipment to be pumped to respectively by pipeline, finally adopts multiple small-sized machine to pour into respectively simultaneously.The present invention from batching, transport, stir, conveying, pouring all have employed batch production, mechanization, the method for suiting measures to local conditions, not only take full advantage of local material, make use of various industrial refuse, agricultural waste, municipal refuse, and greatly reducing logistics, the construction of mechanization greatly saves manually, improves work efficiency, shortens the duration, reduces cost.
Infilled wall both sides surface layer (precast plate) adopt different materials to be conducive to making full use of the performance of different materials, thus improve performance and the cost performance of body of wall.The outer lateral layers of such as outdoor wall adopts that cement mortar can meet the requirement of strength of the demand of anti-crack of exterior wall adverse circumstances, exterior decoration and hanging effects on surface, exterior wall exposes waterproof requirement etc. to body of wall, and inner side surface layer adopts gypsum material, the prize of insulation sand etc. can meet the power conservation requirement of body of wall, fire protection requirement, sound-insulating and heat-insulating and comfort level requirement etc.
Surface layer (precast plate) adopts at least two kinds of materials to be formed by stacking, and is conducive to the functional performance improving body of wall, plays the advantage of different materials, thus improve the cost performance of body of wall.
Compared with prior art, factorial praluction degree of the present invention is high, and draw materials flexibly, site construction technology is simple, pours into wall quick, and deadweight is comparatively light, and eliminate secondary and plaster, can reduce costs, alleviate deadweight, improve usable floor area, comprehensive cost reduces greatly.
Accompanying drawing explanation
Fig. 1 is the positive elevational schematic view of structure of the present invention (not drawing force rope and force key);
Fig. 2 is structure vertical cross section schematic diagram of the present invention (not drawing force rope and force key);
Fig. 3 is structure longitudinal profile schematic diagram of the present invention (not drawing force rope and force key);
Fig. 4 is the positive elevational schematic view that the present invention comprises force rope and force key;
Fig. 5 is that the present invention struts bond structure schematic diagram;
Fig. 6 is that the present invention locks bond structure schematic diagram;
Fig. 7 is T section of the present invention force bond structure schematic diagram;
Fig. 8 is the structure vertical cross section schematic diagram that the present invention comprises force key;
Fig. 9 is the structure longitudinal profile schematic diagram that the present invention comprises force rope and force key;
Figure 10 is the schematic diagram (in figure, square represents length adjustment device) of closed annular force rope;
Figure 11 is the schematic diagram (in figure, square represents length adjustment device) of linear force rope;
Figure 12 be the present invention exert a force key and force rope basic setup method schematic diagram (force rope comprise linear and closed annular, force key comprise V-arrangement and T section).
Detailed description of the invention
Embodiment 1
As shown in Fig. 1 to Fig. 3, prefabricated molds frame member: precast plate 3(length 2850mm, width 1200mm, thickness 20mm) glass fiber net is adhered in face, the centre of plate and top are provided with the plug hole 4 of two diameter 70mm, block connecting key 2(is long, wide 100mm, thick 80mm) adopt gypsum material to transport job site to after factory lines batch production, with cementing agent, six pieces of connecting keys 2 and two pieces of precast plate 3 firm pastings are assembled into evacuated mould, block positioning key 1 adopts regeneration rigid plastics at factory lines batch production (channel section, length 200mm, width 80mm, 180mm bis-kinds, thickness 80mm, wall thickness 10mm).Force rope 9 is the closed annular fiber rope and straight fibre rope (two ends circularize) that connect with length adjustment device, or is nylon binding tape.
Fill out core material 6: various places set up an office batch production local material, collecting packing foamed plastics waste material pulverize for particle carry out packed after transport building site to, phosphogypsum dihydrate transports construction site to by phosphate fertilizer plant, it is on-the-spot that ardealite (semi-hydrated gypsum) transports cast to by frying factory, cement transports building site to, so far, get the raw materials ready complete.
In-site installation, first adopt expansion bolt to be fixed on by distance in 1210mm on levels floor or beam in the plane of filled wall axis by positioning key 1, adopt structure glue to be pasted on positioning key 1 side the corner of evacuated mould (two sides precast plate 3 and connecting key 2 bond).Then on every block precast plate 3, interim vertical placement two pieces exerts a force keys 8 in the middle of plate, by 5 closed annulars force ropes 9 by upper 2, in 1, lower 2 penetrate paired precast plate 3 socket in hole 7, and the key 8 that in the horizontal direction T section exerted a force to be pressed on precast plate 3 (the top be the bifilar binding of closed annular, centre position is sub-thread, below is bifilar), the contiguous prefabricated plate 3 of homonymy sockets key (as iron wire colligation) in the employing of its seam crossing and the two is connected and fixed through socketing hole 7.Then, the key 8 that exerted a force by T section moves to precast plate 1/3rd four width place to dual-side makes force rope 9 tighten in trapezoidal polyline shaped (so far, force rope 9 produces pressure at right angle and is added on force key 8, applies precompression by force key 8 pairs of precast plates 3), install and substantially complete.If precompression is not enough, can set up between force rope 9 with force key 8 and superpose the key 8 that exerts a force, or between adjacent two force ropes 9, use lock to hold together key 11 and strut key 10 and make force rope 9 planar in polyline shaped, increase the tension force of force rope 9, thus the axial tension of force rope 9 is increased, increase precompressed component.If the wider width of precast plate 3, then V-arrangement cross section force key 8 can be used to coordinate linear force rope 9, as shown in figure 12.When precompression is not enough, the superposition result of use of V-arrangement cross section force key 8 is better.
Core is filled a prescription: quick-set adopts half water ardealite (initial setting time controls at 15 ~ 30 minutes after slow setting process), and retarding agent adopts phosphogypsum dihydrate, and later stage reinforcement cementitious material adopts cement, and filler adopts foam grain.
Site operation: large-size horizontal mixer transports construction site to, by phosphogypsum dihydrate, foam grain, cement by volume 4:4:1 add water stir after, adopt Large Sand stock pump to be divided by conveyance conduit and deliver to storage (stirring slow setting) temporarily in the on-the-spot multiple stage pony mixer of each floor cast, after again stirring after quick-set ardealite is participated in by 20% (percent by volume), immediately the small-sized grouting machine of dispensing multiple stage carries out pouring construction by the plug hole 4 on precast plate 3, fill out core material 6 and inject cavity 5, construct in 15 ~ 25 minutes complete, wall initial set to be filled, immediately construction equipment can be dismantled, preparation next round is constructed.
This example is the abundant wall of 100mm, can be used for general internal partition wall.
Embodiment 2
Precast plate 3 there are two row socket hole 7(3 on one side, as shown in Figure 1), at the joint of evacuated mould (two precast plates 3 bond with connecting key 2), employing sockets key (iron wire colligation) through socketing the precast plate 3 of hole 7 by precast plate 3(body of wall homonymy adjacent for both sides) be connected and fixed, all the other are identical with embodiment 1.
Embodiment 3
On the precast plate 3 of evacuated mould on-the-spot bore two row totally six socket hole 7, with linear force rope 9 or iron wire through socketing hole 7, the wooden cylindrical pin clamping in two sides makes the precast plate 3 of the precast plate 3(body of wall both sides on two sides) socket together to resist tension force during pouring, with reference to Figure 12.All the other are identical with embodiment 1.
Embodiment 4
adopt sleeve pipe to penetrate and socket hole 7, pass with linear force rope 9 or iron wire, the wooden pin clamping in two sides makes two sides precast plate 3 socket together, and linear force rope 9, pin, iron wire is reusable, and all the other are identical with embodiment 3.
Claims (6)
1. a self-balancing precast surface, cast-in-place core filler wall mould bases, it is characterized in that: comprise along the spaced positioning key in filled wall direction (1), positioning key (1) both sides are the precast plate (3) be connected by connecting key (2), precast plate (3) is provided with and sockets hole (7), the middle part of precast plate (3) and upper end have a plug hole (4) at least, cavity (5) is formed between paired precast plate (3), there is device for exerting in precast plate (3) outside, described device for exerting comprises force key (8) and force rope (9), and force key (8) is positioned between force rope (9) and precast plate (3), force rope (9) is closed annular or linear, at least be provided with between force rope (9) and strut key (10) together.
2. a kind of self-balancing precast surface according to claim 1, cast-in-place core filler wall mould bases, is characterized in that: be at least provided with one lock between force rope (9) and hold together key (11).
3. a kind of self-balancing precast surface according to claim 1, cast-in-place core filler wall mould bases, is characterized in that: force key (8) is T section or V-shaped cross section.
4. a kind of self-balancing precast surface according to claim 1, cast-in-place core filler wall mould bases, is characterized in that: cavity (5) internal clearance is arranged with pre-coremaking batten.
5. a kind of self-balancing precast surface according to claim 1,2,3 or 4, cast-in-place core filler wall mould bases, is characterized in that: precast plate (3) material of positioning key (1) both sides is different.
6. a kind of self-balancing precast surface according to claim 1,2,3 or 4, cast-in-place core filler wall mould bases, is characterized in that: precast plate (3) surface is coarse pitted skin.
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| CN201310626576.4A CN103590516B (en) | 2013-12-02 | 2013-12-02 | A kind of self-balancing precast surface, cast-in-place core filler wall mould bases |
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| CN201310626576.4A CN103590516B (en) | 2013-12-02 | 2013-12-02 | A kind of self-balancing precast surface, cast-in-place core filler wall mould bases |
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| EP1036891B1 (en) * | 1999-03-01 | 2005-11-09 | Gabriele Raschke | Prefabricated composite system for producing interior or exterior walls for buildings |
| CN102787684A (en) * | 2012-07-31 | 2012-11-21 | 长沙远大住宅工业有限公司 | Steel wire net rack demolition-free formwork system and manufacturing method thereof |
| CN103243906B (en) * | 2013-04-24 | 2016-04-13 | 山东万斯达建筑科技有限公司 | Build the bracing or strutting arrangement of shear wall |
| CN203256962U (en) * | 2013-05-27 | 2013-10-30 | 中国航天建设集团有限公司 | Concrete constructional column structure for building construction |
| CN103410317A (en) * | 2013-07-29 | 2013-11-27 | 段风雷 | Construction method for site assembly and casting integral wall body by adopting wall body prefabricated part |
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Effective date of registration: 20201225 Address after: 224006 No. 137, Renmin Middle Road, DAZONGHU Town, Yandu District, Yancheng City, Jiangsu Province (m) Patentee after: Yancheng Shuangxin Construction Investment Co.,Ltd. Address before: 550023 No.1, south section of Jinyang North Road, guanshanhu District, Guiyang City, Guizhou Province Patentee before: GUIZHOU JIEYING TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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