CN102635168B - Three-dimensional floor building insulating system and construction method thereof - Google Patents
Three-dimensional floor building insulating system and construction method thereof Download PDFInfo
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- CN102635168B CN102635168B CN 201210044291 CN201210044291A CN102635168B CN 102635168 B CN102635168 B CN 102635168B CN 201210044291 CN201210044291 CN 201210044291 CN 201210044291 A CN201210044291 A CN 201210044291A CN 102635168 B CN102635168 B CN 102635168B
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Abstract
The invention provides a three-dimensional floor building insulating system, aiming to provide a three-dimensional floor building insulating system which is stable in thermal insulation property, compatible with a wall body insulating system and advantageous for bringing an air conditioning system into play, and a construction method thereof. The three-dimensional floor building insulating system is implemented according to the following technical proposal: the three-dimensional floor building insulating system further comprises a floor ground insulating system which is connected to the wall body insulating system; the floor ground insulating system comprises a prefabricated slab surface structure base layer, a waterproof base layer with a flashing slope formed by plastering cement grout and a multi-layer waterproof coating connected with the waterproof base layer; and a rubber-plastic insulation board connected to the floor board by a sticking insulation nail is arranged on the multi-layer waterproof coating. The construction method comprises the following steps of: unreeling wires on the ground according to an integrated wiring diagram of pipelines under the floor board, planning and designing elevated floor board supporting points, plastering a plurality of waterproof layers also serving as closed layers, sticking the insulation nail and laying the insulation board on the floor ground. The three-dimensional floor building insulating system and the wall body insulating system supplement each other to provide all-around thermal insulation measures.
Description
Technical field
The invention relates to solid is floor building heat insulation system and job practices thereof, particularly the job practices of flooring rubber and plastic warming plate.
Background technology
Building energy conservation is a direction of Building technology development, and China's building energy consumption accounts for 25% of national total energy consumption.Along with growth in the living standard, building energy consumption, particularly the heating air conditioning energy consumption shows a rising trend.China's construction unit area energy consumption is still 3 times～5 times of the close developed country of weather.The building heating energy consumption of north cold area has accounted for more than 20% of energy consumption when horst society, and the overwhelming majority all is to adopt thermal power generation and coal-burning boiler, brings serious pollution to environment simultaneously.Tradition fire prevention A level inorganic heat insulation material in the extensive use at present will add cement, rubber powder in the work progress.Furring brick needs linked network.The be full of cracks of cement, the aging of rubber powder comes off, and these problems still exist.
More and more be concerned about refrigerator, air-conditioning even bulb energy-conservation today whether at us, paying close attention to floor house, office building environment energy-saving has become and has been difficult to the topic avoided at present.From the angle of building site construction, influence comparatively is apparent that body of wall, roofing heat preservation and insulation technology and product.Yet, only be the wall insulation system that improves the thermal property of architectural exterior-protecting construction, fundamentally do not change the work industry pattern of tradition insulation.Regrettably it has ignored the unified design of the heat-insulation system on floor ground, the harmony that disappearance building energy conservation and building peace are built.
At present, solid is insulation, heat-proof quality and airtight performance and the various external thermal insulation system that the prevailing model of floor building heat insulation system remains space enclosing structure.Wall self-insulation system refers to according to certain architectural construction, adopts energy-saving materials for wall and supporting dedicated mortar to make physical performance indexs such as thermal characteristic of wall meet the construction wall thermal insulation system of respective standard.People have mainly invested 1. exterior wall of self heat insulation wall to the sight of the energy loss of buildings exterior-protected structure, 2. door and window, and the construction of floor bottom surface building heat insulation system has been ignored in the 3. application of the power-saving technology of this three part of roof.Body of wall is mouldy, and the phenomenon of condensed water is arranged is body of wall cold causing thoroughly.Wall thermal insulating is not carried out, and can cause trembling with fear, and saturating cold phenomenon is exactly that the globule, mouldy is arranged on the indoor wall, and blackout becomes mildewed.Reason is that room air is warm, steam-laden degree height, and body of wall is not carried out because of insulation, body of wall is ice-cold, airborne steam runs into " cold wall " and will crystallize into water droplet at body of wall in the room, the body of wall humidity will mouldyly become mildewed.In rainfall abundant rainy season, in case body of wall makes moist, its heat insulation effect will be had a greatly reduced quality.Especially at the position that replaced by water logging and dried temperature, as plinth and following position, water imbibitions such as aproll top, infiltration is inboard and roofing junction to body of wall, the as easy as rolling off a log heat bridge path that causes easily in this loss that causes heat, becomes the weak link of whole heat-insulation system.When summer is indoor when turning on the aircondition system, because ambient temperature is higher, the temperature of floor inner surface is low, and " facing sky " floor that contacts with the external world has formed invisible " heat bridge " here.Especially appear at data center on both sides of the Changjiang River, professional building facility places such as data machine room show particularly outstanding.As everyone knows, the special environment that the server that the equipment in the data machine room is made up of a large amount of microelectronics, accurate mechanical equipment etc., router etc. are formed, these equipment have used materials such as the electronic devices and components, mechanical component of a large amount of easy temperature influences.Therefore the efficient temperature control measure have significant effects to these instruments.Temperature has bigger influence to electronic devices and components, insulation materials and recording medium.As for semiconductor components and devices, room temperature is 10 ° of C of every increase in prescribed limit, and its reliability will reduce about 25%; For capacitor, 10 ° of C of the every increase of temperature, will descend 50% its service time; Insulation materials is responsive equally to temperature, and temperature is too high, and the structural strength of printed circuit board (PCB) can die down, and temperature is low excessively, and insulation materials can become fragile, and structural strength is died down; For recording medium, too high or too low for temperaturely all can cause losing or access fault of data.The density height of equipment, also high to reliability requirement in the machine room, calorific value is very big, makes the temperature in the control data machine room become a stubborn problem.According to statistics, the server cabinet heating is up to 14.4～18.7kW/m2 (rack projected area).And the special air conditioner cold is also just at 15～120kW, calculates with rack baseplane 800mmx600mm, and just 1 special air conditioner approximately can only be born the heat radiation of several racks.The environment temperature problem is serious in the machine room, has some idea of.The seriousness of the temperature control problem in the data machine room causes each data machine room operator all to need to drop into the operation that lot of energy is used for air-conditioning system in the machine room.And the following air supply system of data machine room will make temperature form at the ceiling place to cold and heat succeed each other, very easily to form condensed water, thereby might the equipment of machine room be corroded.
And in the insulation measure commonly used at present except mostly body of wall being taked the insulation measure, comparatively specialty is to adopt complex structure usually at flooring, floor heating insulation of equipment measure with high costs.
Summary of the invention
The objective of the invention is the weak point at the prior art existence, provide a kind of construction speed fast, construction cost is low, safe, heat-insulating property is stable, can combine with wall insulation system, is conducive to the performance of air handling system, can obviously reduce the air handling system energy consumption, especially can avoiding occurring between the floor colding and heat succeed each other, to form condensed water be floor building heat insulation system and job practices thereof to the solid that equipment forms corrosion phenomenon.
The object of the invention is to reach by following measure, a kind of solid is the floor building heat insulation system, comprise, wall insulation system, it is characterized in that, also comprise the floor ground heat-insulation system that links to each other with described wall insulation system, this flooring heat-insulation system comprises, precast plate face structure basic unit, smear into the waterproof matrix of the flashing gradient by designing requirement with cement mortar 2 and film with the multilayer flashing that links to each other with waterproof matrix, filming at described multilayer flashing is provided with the rubber and plastic warming plate of following closely the flooring floor that links to each other with paste heat-preserving.
A kind ofly implement the job practices that above-mentioned solid is the floor building heat insulation system, have following technical characterictic:
1) according to floor underground pipelines comprehensive wiring figure at the ground unwrapping wire, planning and designing go out raised floor strong point position, and carry out mark on ground with the line of ink marker and install overhead support, adopt swell fixture that raised floor is supported and fixed on the floor ground;
2) base treatment: waterproof matrix is smeared into the flashing gradient by designing requirement with cement mortar, smears the double layered coating waterproofing course of doing confining bed then;
3) paste heat-preserving nail on the bar for line adhesive surface of above-mentioned floor ground passes bar for line with ready rubber and plastic warming plate then and is laid on the floor ground.
The present invention has following beneficial effect than prior art.
The present invention uses the flooring heat-insulation system of rubber and plastic warming plate to combine with wall insulation system, and making has the space of specific (special) requirements to obtain the temperature control of the specialty of omnibearing stereo to temperature.The energy consumption of reduction air handling system that can be clearly.Have great importance to building the life of environmental protection and energy saving low-carbon (LC).
The present invention adopts the rubber and plastic warming plate that flooring is laid can not only play good insulation effect, it also plays the effect of cutting apart the floor unit, entire building is divided into separate keeping warmth space, not only be conducive to the performance of air handling system, and stopped to occur between the floor colding and heat succeed each other to form condensed water to the phenomenon of formation corrosion such as equipment.
The efficient height has been saved the duration.The present invention is in the laying of rubber and plastic boards, adopt the using method of paste heat-preserving nail novelty, adopt with traditional heat insulating material and to knock fixedly the method for bar for line and compare, very easy, need not every all knock with instrument and make bar for line pass warming plate to allow warming plate be fixed in the basic unit, accelerated construction speed, save the duration, and can not produce damage to basic unit.
Safe.Flooring is adopted the heat insulating material of this specialty of rubber and plastic warming plate, and connect pore structure, have higher its material of water vapor permeable rate hard and send out and kneel, damaged easily, short polyethylene foamed tradition ground insulating measure of life-span is compared, and heat insulation effect is improved a lot.Protection to equipment is more safe and effective.Can effectively reduce data machine room etc. has the temperature of specific (special) requirements to control cost to temperature, and effectively the insulation measure will directly reduce the energy consumption of air handling system, reduce its corresponding operation cost.
Flooring is used the rubber and plastic warming plate, compares than traditional flooring heat preserving method and also have following advantage:
1, good heat insulating.The low complete hole-closing structure of the high-quality B1 level rubber and plastic warming plate coefficient of thermal conductivity that adopts, insulation effect is good lastingly; Material and steam are isolated fully, do not absorb water, and condensation not, long service life detects through SGS, and its measured value about not containing the standard value of Toxic matter, uses healthy and safe well below European Union; The appearance softness is attractive in appearance, and is flexible, convenient and quick construction, and need not other auxilliary materials.
The thermal resistance performance is good, and containing a large amount of fire-retardant cigarette raw materials that subtract in the rubber and plastic insulation plate is B1 level nonflammable material, and the smoke density that produces when lighting is extremely low, and meets fire and do not melt, and the fireball that can drip and catch fire does not have the self-gravitation feature.The rubber and plastic hole-closing structure has minimum water vapor permeable rate, can keep lower coefficient of thermal conductivity humidity resistance to be better than glass fiber for a long time.
Anti-seismic performance is good, and rubber-plastic heat insulation material has very high elasticity, can reduce vibration and the resonance in use of chilled water and hot water pipeline to greatest extent.Good in property and toughness, handle crooked and irregular pipeline in the construction easily, and can labor and material saving.Simple and convenient is installed.Again because this material appearance has the smooth smooth of rubber, and the excellent properties of itself, do not need to add in addition every the vapour layer, overcoat, reduced the trouble in the construction, good looking appearance, smooth.When equipment or pipeline maintenance, this material that strips down is reusable, and performance is constant.They can prevent fungus growth, avoid insect or mouse to nibble, and acidproof alkali resistance are superior.
Function heat insulating material extruded sheet with latent heat accumulator, temperature adjustment, temperature control, with extremely low water absorption rate and good corrosion resistance and stable lasting, it is indoor more than 3 ℃ to improve winter, the heat-insulation and heat-preservation inhibiting rate can improve 90%, fractional energy savings can reach more than 80%, has improved indoor heat stability and comfortableness.。
2, conserve space, the rubber and plastic used thickness reduces about 2/3rds than other heat insulating material.Material thermal conductivity is 0.034w/mk, and its surface heat transfer coefficient height, therefore under identical external condition, thickness over halfly can reach identical heat insulation effect than other heat insulating material is thin, thereby saved the above space of floor furred ceiling, improved chamber height, reduced investment outlay.Solved the insulation problem on ground; itself and wall insulation system are complemented each other provides omnibearing insulation measure; make environment of living in form independently heat-insulation system; the blending that has completely cut off the cold and hot air in floor place; reduced the energy consumption of air handling system; improved the insulating power of its environment of living in, and can not form condensed water its equipment of protecting etc. is formed corrosion and the result of mutual interference mutually.And with the fixing rubber and plastic warming plate method of paste heat-preserving nail, be conducive to the binding ability on rubber and plastic warming plate and ground more.
Thereby the raising that the present invention not only can be not indirect the life-span of these equipment.The present invention is applicable to that data machine room of requiring good heat insulating etc. has the environment of specific (special) requirements to temperature.
Description of drawings
Fig. 1 is floor ground heat-insulation system section of structure of the present invention.
Fig. 2 is the construction flow chart of Fig. 1.
Among the figure: 1 structure basic unit, 2 flashing sloping layers, 3 multilayer flashings are filmed, and the 4th, the rubber and plastic warming plate, 5 toppings, 6 bar for lines, 7 raised floors support, 8 raised floors.
The specific embodiment
Consult Fig. 1.In the following embodiments, solid is the floor building heat insulation system, comprises wall insulation system.Wall self-insulation system can improve heat-proof quality by materials for walls such as air-entrained concrete building block itself, and the wall insulation system materials for wall can adopt by building-block, aerated-block, gypsum hollow block, aerating fly ash brick, adobe brick, GRC wallboard, fortifying fibre cement board, sandwiched plate, fly ash aerated wallboard and composite thermo-insulating wall board to be formed.The body of wall energy-saving and heat-insulating material comprises organic class (as benzene plate, polyphenyl plate, extruded sheet, polystyrene foam plate, hard foam polyurethane, Merlon and phenolic aldehyde etc.), mineral-type (as perlite and cement plate, foamed cement plate, composition silicate, the logical YT inorganic heat preservation system of silver, rock wool, traditional thermal insulation mortar etc.) and composite material class (be polyphenyl, glass bead, granular polystyrene etc. as metal clip central layer, core).Wall heat insulation material can also adopt efficient heat preserving and insulating material such as flame-proofed polystyrene plastic foamboard, hard polyaminoester, rock wool, glass wool and water perlite water glass goods.
The floor ground heat-insulation system that links to each other with above-mentioned wall insulation system, precast plate face structure basic unit 1, waterproof matrix is smeared into flashing gradient layer 2 by designing requirement with cement mortar 2.Waterproof matrix can adopt the little mortar of coefficient of thermal conductivity, replaces ordinary mortar as water glass slag slurry (water glass+sand+levigate ore deposit), and its coefficient of thermal conductivity only is 0.6w/mk.Waterproof matrix and multilayer flashing are filmed and 3 are linked to each other.Waterproof matrix is smeared into the flashing gradient by designing requirement with cement mortar 2, and floating press polish is wanted on its surface, has not allowed uneven, loosening and dusting is fallen defective such as ash and existed.At the described multilayer flashing 3 rubber and plastic warming plates 4 that are provided with the flooring floor that links to each other of filming.During construction, waterproof matrix should be dry state substantially, moisture content is advisable less than 9%, its simple determination method is to be that 1 ㎡, thickness are that the rubber warming plate 4 of 1.5～2.0mm covers on basic unit's face with area, placed 2～3 hours, and do not have watermark as the substrate surface that covers, the rubber warming plate of being close to basic unit's one side does not have the watermark of condensing again, illustrate that rule of thumb its moisture content less than 9%, meets construction requirement.Be equipped with topping 5 at the rubber and plastic warming plate.Topping 5 materials of warming plate can be galvanized sheet iron or antirust iron sheet.
Rubber and plastic warming plate 4 can adopt cross-centennial heat-insulating material B1 level rubber and plastic warming plate of new generation or have the function heat insulating material extruded sheet of latent heat accumulator, temperature adjustment, temperature control, can also adopt the A level fire prevention HD-STP warming plate that is come by the improvement of VIP vacuum heat-insulating plate.It is based on the vacuum insulation principle, realizes thermal insulation by improving in the plate vacuum and filling to greatest extent with the sandwich layer thermal insulation material, has that pyroconductivity is low, ultra-thin, light weight, fire prevention do not fire, environmental protection, excellent performance such as energy-conservation.
Consult Fig. 2.According to the technological process that the present invention proposes, earlier according to floor underground pipelines comprehensive wiring figure is at the ground unwrapping wire in the machine room, planning and designing go out raised floor strong point position, and carry out mark on ground with the line of ink marker.Raised floor 8 supports 7 by raised floor, adopts swell fixture to be fixed on the ground 1.
Outfall or floor drain position should be lower than whole waterproofing course, in order to drain the water away.There is the pipeline position of sleeve pipe should exceed more than the substrate surface 20mm.The little fillet of radius 10mm should be made in the negative and positive angular position, so that coating application.
Before the construction, with perching knife and broom spatula for removing foreign bodies such as the thrust of substrate surface, mortar pimple are removed earlier, and thoroughly cleaning is clean with the dust foreign material.Positions such as negative and positive angle, pipeline root, floor drain and the draining exit or entrance of a clitch more should conscientiously be cleared up, as finding greasy dirt, iron rust etc. are arranged, use wire brush, sand paper and organic solvent etc. thoroughly to remove it clean.
After the primer substantially dry solidifies, evenly be coated with plastics or rubber flap and scrape one deck multilayer flashing 3 coating of filming, be coated with and require uniformity when scraping, can not be blocked up or thin excessively, be coated with and scrape thickness and be generally about 0.8mm and be advisable.Begin to be coated with when scraping, should be according to construction area size, shape and materials, order is scraped with being coated with in the unified route of retreat of considering to construct.After the first pass coating is solidified substantially, at second time multilayer flashing of its surperficial blade coating, 3 coating of filming, be coated with the method for scraping with the first pass coating again.In order to ensure waterproofing quality, be coated with that the direction of scraping must to scrape direction vertical with being coated with of first floor.The interval of repainting time, the temperature during by construction and the degree of curing of coating (tactile sticking with hand) are determined.Behind second time curing of coating, be coated with as stated above again and scrape the 3rd time multilayer flashing and film 3.Pipeline is installed: install together after can putting, also this tubing vertically can be bonded with glue again.To complex component such as valve, threeway, elbows.After sheet material dress can being cut, wrap bondingly by difformity, guarantee the leakproofness of whole system, thereby guaranteed the heat insulating ability of whole system.
At first with floor surface 3 wiped clean, wipe dust and the ponding on surface and make its drying.Warming plate thickness is 30mm, selects the long bar for line 6 of 50mm for use.Bonding adhesive is spread upon respectively on the adhesive surface of ground 3 and bar for line 6, wait a moment and treat after its little doing it to be stained with.The packing density of bar for line 6 is: 9/m2.Nail is not more than 400mm with the nail spacing, is not more than 75mm apart from the edge.Behind the sticking nail 24h, firmly pull bar for line gently, during loose or dislocation, can not spread and cover heat insulating material.
Bar for line is that a kind of special engineering plastic expansion that warming plate is fixed on the body of wall is followed closely.Bar for line is by three parts: the one, and the sleeve pipe that nylon is made; The 2nd, the galvanized steel screw in the sleeve pipe; The 3rd, the nylon disk (in order to the gland warming plate) before the sleeve pipe.Bar for line 6 can adopt high-quality steel nail and A level PP injection moulding disc design integral type expansion bar for line (top grade) and soft heat-insulating board to fix, this integral heat preservation nail bearing capacity height, and high pressure-bearing, tensile property are good, and be medium-term and long-term stable to+80 ° of C environment at-40 ° of C.Also can adopt afterbody to be provided with screw self tapping expansion structure, the refining integral type expansion bar for line that forms of high strength ultra tough nylon; Be not easy distortion, protection against the tide after integral type expansion bar for line loads, delay and shake, absorb characteristics such as noise and good insulation performance.Can also adopt card to be provided with 12 holes, have the resisting temperature cataclysm, cold-resistant heat-resisting, bearing capacity height, the refining integral type expansion bar for line that forms of high strength ultra tough nylon.
Because be that lay on ground, rubber and plastic warming plate 4 substantially can be without cutting.But when running into corner or ground member, support as raised floor, still need rubber and plastic warming plate 4 is carried out cutting.Use hacksaw blade during cutting, make the long limit of heat insulating material clamp minor face, the heat insulating material of fritter will use on the upper horizontal plane of airduct as far as possible.Be attached to gently on the ground cutting out good rubber and plastic warming plate 4, a little firmly make bar for line pass rubber and plastic warming plate 4, on inspection the position accurately after, be fixed with the bar for line gland.Gland is answered the degree of tightness appropriateness, evenly compresses.Bar for line 6 shops will make longitudinal and transverse seam stagger when covering, piece is tightly smooth between plate.Emphasize bonding quality: the one, glue will be brushed all, firmly can not leak brush! The 2nd, before brush coating water, floor must be cleaned out.In the process of deployment of warming plate heat insulating material in the facade corner or, turn over 20cm at least.Heat insulating material will turn over 20cm in periphery and facade joint on the body of wall of facade.The cutting of corner will make long limit push down minor face during overhead the support.
Topping 5 adopts galvanized sheet iron, and according to the perforate of raised floor support interval, bore size is than supporting the big 3～5mm of diameter.Topping 5 galvanized sheet irons are passed support be laid on the rubber and plastic insulation layer, and suitable correction is done at the inappropriate position of perforate.When the rubber and plastic warming plate was laid topping 5, the mutual lap width of galvanized sheet iron was not less than 50mm, and adopted rivet to fix by spacing 100mm.
Table 1 main material table
Claims (1)
1. implement the job practices that solid is the floor building heat insulation system for one kind; described solid is that the floor building heat insulation system comprises; wall insulation system; also comprise the floor ground heat-insulation system that links to each other with described wall insulation system; this ground insulating system comprises; precast plate face structure basic unit; smear into the waterproof matrix of the flashing gradient films with the multilayer flashing that links to each other with waterproof matrix with cement mortar by designing requirement; film at described multilayer flashing and to be provided with the link to each other rubber and plastic warming plate on flooring floor of paste heat-preserving nail; the adhesive surface of described ground and bar for line is stained with by bonding adhesive; described bar for line passes the rubber and plastic warming plate; on described rubber and plastic warming plate, also be equipped with insulation layer; the protective layer material of rubber and plastic warming plate is galvanized sheet iron, it is characterized in that:
1) according to floor underground pipelines comprehensive wiring figure at the ground unwrapping wire, planning and designing go out raised floor strong point position, and carry out mark on ground with the line of ink marker and install overhead support, adopt swell fixture that raised floor is supported and fixed on the floor ground;
2) base treatment: waterproof matrix is smeared into the flashing gradient by designing requirement with cement mortar, smears the double layered coating waterproofing course of doing confining bed then;
3) paste heat-preserving nail on the bar for line adhesive surface of above-mentioned floor ground, bonding adhesive is spread upon respectively on the adhesive surface of ground and bar for line and with it and be stained with, sticking nail 24h, the length of bar for line is 50mm, the density of bar for line is 9 Zhi/㎡, and the spacing between the bar for line is not more than 400mm;
Then ready rubber and plastic warming plate being passed bar for line is laid on the floor ground: will cut out good rubber and plastic warming plate and be attached on the ground, and make bar for line pass the rubber and plastic warming plate, and after the inspection position is accurate, be fixed with the bar for line gland.
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| CN104453050A (en) * | 2014-10-22 | 2015-03-25 | 江苏建筑职业技术学院 | House heat preservation and sound insulation ground floor suspending construction method |
| CN106883759A (en) * | 2017-03-09 | 2017-06-23 | 南通福伦利新材料有限公司 | Building cracking resistance stitches the preparation method and its construction technology of spraying high-viscosity high-elasticity composite aqueous emulsion sill |
| CN107366449B (en) * | 2017-06-29 | 2022-09-06 | 温州海跃食品有限公司 | Freezer with adjustable heat preservation effect |
| CN108661297B (en) * | 2018-07-12 | 2020-03-20 | 重庆东仁科技股份有限公司 | Composite machine room floor construction method |
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