Big unit ceramic thin backboard kiss-coating bonding structure and construction method thereof
Technical field
The present invention relates to building decoration engineering technology field, particularly a kind of big unit ceramic thin backboard kiss-coating pastes construction method.
Background technology
Architectural pottery thin plate is a kind of by clay and other Inorganic Non-metallic Materials, repressed shaping, the plate ceramic products made through production technologies such as 1200 degree of high-temperature calcinations, be meet very much energy-conservation, consumption reduction, reduce discharging, environment-friendly materials that the industrial policy of recycling economy requires; " thin, light, large " of ceramic thin plate, act on the advantage performance of inorganic material, abandon that the conventional inorganic materials such as stone material, cement making sheet, metal sheet are thick and heavy, the drawback of high-carbon, energy consumption more than 40% is reduced than conventional ceramic wafer, architectural pottery thin plate entirety and application system thereof reach the fire protection requirement of A1 level, meet increasingly strict design completely, use fire protection requirement.Porcelain thin plate decoration rich artistry simultaneously, various colors is stablized, and plate face effect is various, can make to measure, meet individual requirements, and is applicable to architecture indoor, wall face and floor, is the new selection of builing industry energy-conserving and environment-protective material.Be widely used in building curtain wall, flooring and the wall body decorations such as all kinds of large public building, civilian construction and industrial premises at present.
But, due to " thin, light, large " of ceramic thin plate, the water absorption rate of ceramic thin plate is low simultaneously, be easy to that generation is come unstuck in metope wet combining, hollowing, come off, the common quality defect such as tenesmus, in view of this, how to improve existing construction method to prevent come unstuck, hollowing, come off, the common quality defect such as tenesmus becomes technical problem to be solved.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of convenient and quick construction, can not produces hollowing, falls and energy accurately location and installation, the bonding ceramic thin plate back hanging structure of big unit closely and construction method thereof.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
Big unit ceramic thin backboard kiss-coating bonding structure of the present invention, comprise ceramic thin plate, at least two back of the body suspension members are connected with at the back side horizontal direction uniform intervals of ceramic thin plate, this back of the body suspension member is the L-shaped metal corner brace in cross section, the mode that this metal corner brace is close to the ceramic thin plate back side with its Plug Division at the facade in upper, vertical portion is fixedly bonded to the position that this ceramic thin plate back side sets by structure glue, the metope basic unit treating this ceramic thin plate bonding is provided with the hole groove being full of the strip of cloud stone glue in identical its of and quantity corresponding with described metal corner brace position; Laterally smear pressure cement-based adhesive at this ceramic thin plate back side and form the first adhesive linkage, the part of described metope basic unit except the groove of hole is laterally smeared pressure cement-based adhesive and forms the second adhesive linkage, after installation, the Plug Division adaptation of described metal corner brace is inserted in corresponding described hole groove, and described first adhesive linkage is mutually engaged with the second adhesive linkage and forms closely knit adhesive linkage.
Described first adhesive linkage and the second adhesive linkage are that negative and positive are engaged and the adhesive linkage of concave-convex surface.
The length and width specification of described ceramic thin plate is not less than 1800mm × 900mm.
The periphery of described first adhesive linkage and the second adhesive linkage is chamfering.
The construction method of big unit ceramic thin backboard kiss-coating bonding structure of the present invention, comprises the metope basic unit to be hung to this ceramic thin plate and processes, further comprising the steps of:
1) by determining the installation site of at least two back of the body suspension members at the ceramic thin plate back side horizontal two-wire of picture, simultaneously, horizontal two-wire is drawn as subsides hanging wire for this back of the body suspension member present position in the front of ceramic thin plate, described back of the body suspension member is the metal corner brace of " L " shape, adopts epoxyn to be bonded on this ceramic thin plate the mode that described back of the body suspension member is close to the ceramic thin plate back side with its Plug Division at upper, vertical portion facade to solidifying;
2) waiting to hang the horizontal two-wire of position picture corresponding with described back of the body suspension member in the described metope basic unit of ceramic thin plate as position line, this position line length extends outside hung ceramic thin plate, afterwards, the hole groove that the Plug Division of this back of the body suspension member can be made to insert is dug in corresponding with described back of the body suspension member on this position line position;
3) cement-based adhesive is prepared;
4) back side being put on ceramic thin plate is evenly pressed to form the first adhesive linkage described cement-based adhesive, the thickness of the first adhesive linkage is 2.5mm-3.5mm, adopts the special tool with concaveconvex structure the first adhesive linkage to be made into adhesive linkage with concaveconvex structure;
5) described cement-based adhesive is evenly pressed be put in metope basic unit and form the second adhesive linkage, the thickness of the second adhesive linkage is 3.5mm-4.5mm, adopts the special tool with concaveconvex structure to be made into concaveconvex structure and the adhesive linkage be engaged with the first adhesive linkage negative and positive by the second adhesive linkage;
6) on the ceramic thin plate back side, the periphery of described back of the body suspension member smears the cloud stone glue that a layer thickness is 3mm, meanwhile, fills cloud stone glue in hole groove described in metope basic unit;
7) this ceramic thin plate pasted hang in corresponding metope basic unit to be plotted in described subsides hanging wire on ceramic thin plate front and the mode that the described position line be plotted in metope basic unit overlaps, wherein, Plug Division adaptation on described back of the body suspension member is inserted in the groove of described hole, adopt rubber hammer suitably to vibrate back and forth on the surface at this ceramic thin plate, described first adhesive linkage and the second adhesive linkage negative and positive are closely interlocked and form closely knit adhesive linkage;
In the inventive method, carry out joint filling process in ceramic thin plate paving after 24 hours; After 30-60 minute, gap between ceramic thin plate surface and plate is cleared up after joint filling.
In the inventive method, the special tool of described concaveconvex structure is be separated the negative and positive trowel arranged, and negative and positive trowel is equipped with raised line and the groove of some horizontal expansions, and the cross sectional shape of raised line and groove is rectangle, half elliptic or class triangle.
In the inventive method, the special tool of described concaveconvex structure is be separated the negative and positive trowel arranged, and cloudy trowel is evenly provided with several round boss, leaves gap between adjacent circular boss; Positive trowel is evenly provided with and circular shrinkage hole that quantity identical adaptive with described round boss size, and the volume of described round boss is slightly larger than the volume of described circular shrinkage hole.
In the inventive method, described base treatment, adopt the inspection of 2m guiding ruler, maximum deviation is not more than 3mm, and overproof part should be picked cutter or be repaired smooth with polymer cement mortar; Local hollowing region, again levelling with polymer cement mortar again after must first being rooted out, finally with broom by dust and garbage-cleaning clean.
In the inventive method, for the metope treating ceramic thin plate described in paving, the paving of ceramic thin plate adopts from bottom to top, by external corner carries out paving to the sequence of construction of inner corner trim; During one row's ceramic thin plate of the most basic unit of paving, correcting wedge is set bottom it to make temporary support.
Compared with prior art, the present invention has the following advantages:
One, big unit ceramic thin plate to be hung in the strip hole groove of metope basic unit by the metal corner brace at its back side back of the body and is adhesively fixed by cloud stone glue, effectively can prevent from producing during the wet combining of traditional ceramics thin plate the obscission that hollowing causes ceramic thin plate.
They are two years old, by arranging on ceramic thin plate front and metope basic unit for the pinpoint horizontal paired-line cross of corner brace, (title be namely arranged on ceramic thin plate front pastes hanging wire, be arranged on and metope basic unit is called position line), during installation, subsides hanging wire on ceramic thin plate is overlapped with position line in metope basic unit, the Plug Division on the back of the body suspension member at the ceramic thin plate back side can be made accurately to insert in hole groove corresponding in metope basic unit, realize the object that precise positioning is installed.
Its three, be engaged with the second adhesive linkage negative and positive in metope basic unit by first adhesive linkage at the ceramic thin plate back side, the first adhesive linkage and the second adhesive linkage can be made to get rid of air bag, combine closely, thus form closely knit adhesive linkage, ensure that adhesive strength therebetween.
Its four, job site all adopts bonding and smears pressure mode and construct, and site operation does not have dust pollution substantially, environment-friendly high-efficiency, meets the related request of green construction.
They are five years old, adopt cloud stone glue can be fixed in the groove of described hole by ceramic thin backboard suspension member rapid link, which solve cement based adhesives long for hardening time, intensity rises slow, the defect of long construction period, shortens the ceramic thin plate set-up time, saves the free time that adjacent ceramic thin plate waits installation, improve efficiency of construction, shorten the integral construction duration.
Accompanying drawing explanation
Fig. 1 is ceramic thin plate schematic rear view of the present invention.
Fig. 2 is that the ceramic thin plate in Fig. 1 pastes the sectional side elevation be hung in metope basic unit.
Negative and positive trowel (jagged) schematic diagram of Fig. 3 for using in the present invention.
Reference numeral is as follows:
Ceramic thin plate 1, back of the body suspension member 2, Plug Division 3, vertical portion 4, hole groove 5, closely knit adhesive linkage 6, negative and positive trowel 7.
Detailed description of the invention
As shown in Figure 1, 2, big unit ceramic thin backboard kiss-coating of the present invention pastes structure, is mainly applicable to paste the extension of big unit ceramic thin plate 1 install, and the dimensions of this big unit ceramic thin plate 1 is: longly × wide be not less than 1800mm × 900mm, and thickness is not more than 5mm.
During installation, ceramic thin plate 1 can adopt vertical installation, also can adopt horizontal installation.When adopting vertical installation ceramic thin plate 1, in the horizontal direction of the about 350mm of its back side distance top margin, affixed two the back of the body suspension members 2, these two the back of the body suspension members 2 spacings at about 400mm, each back of the body suspension member 2 apart from the distance between its close ceramic thin plate 1 side at about 150mm.This back of the body suspension member 2 is L-shaped metal corner brace (the aluminium alloys corner brace of preferred T5 or T6 material in cross section, specification is L30, long is 100mm), this metal corner brace mode of being close to ceramic thin plate 1 back side with its Plug Division 3 (transverse part also known as metal corner brace) at the facade in upper, vertical portion 4 is fixedly bonded to the position set by ceramic thin plate 1 back side by structure glue.
When adopting horizontal installation ceramic thin plate 1, in the horizontal direction of the about 200mm of its back side distance top margin, affixed three back of the body suspension members 2, the spacing of these adjacent two back of the body suspension members 2 is at about 600mm, the back of the body suspension member 2 of two avris is apart from the distance between its close ceramic thin plate 1 side at about 150mm, and the shape of back of the body suspension member 2 is the same.
Position corresponding with described back of the body suspension member 2 in the metope basic unit treating this ceramic thin plate 1 bonding, adopts groover to offer hole groove 5, the degree of depth × width of this hole groove 5 × be highly: 150mm × 40mm × 5mm.Adopt the dust in dust collector dedicated absorption hole groove 5, make in hole groove 5, totally to there is no graininess brick bits and retain, afterwards, in hole groove 5, fill full cloud stone glue.During installation, it is interior and fixing that corresponding hole groove 5 can be inserted in the Plug Division 3 on described back of the body suspension member 2.
Laterally smear pressure cement-based adhesive at ceramic thin plate 1 back side and form the first adhesive linkage, the part of described metope basic unit except hole groove 5 is laterally smeared pressure cement-based adhesive and forms the second adhesive linkage, during installation, Plug Division 3 adaptation of described metal corner brace is inserted in corresponding described hole groove 5, described first adhesive linkage and the second adhesive linkage are that negative and positive are engaged and the adhesive linkage of concave-convex surface, form the closely knit adhesive linkage 6 of close proximity therebetween when being interlocked.
Longitudinal length of side of the Plug Division 3 of described metal corner brace should be greater than the thickness of described closely knit adhesive linkage 6, and the thickness of the preferred closely knit adhesive linkage 6 of the present invention is 3-5mm, and longitudinal length of side of described Plug Division 3 is 100mm.
The present invention, at the bonding back of the body suspension member 2 in ceramic thin plate 1 back side, carries out back of the body kiss-coating in metope basic unit and pastes, enhance the fastness that ceramic thin plate 1 is bonding, solve the problem dropped in ceramic thin plate 1 installation process, the common quality defect such as effectively prevent hollowing, fall.Described back of the body suspension member 2 is fixed in described hole groove 5 by cloud stone glue, achieves ceramic thin plate 1 and carries on the back the fastness of hanging with body of wall, and than mounting method decreased average glue thickness 1mm of the prior art, bonding adhesive consumption reduces 1/5, and cost reduces by 20%.
Described concavo-convex adhesive linkage has following two kinds:
1) be the raised line formation alternate with groove of some horizontal expansions, the cross sectional shape of raised line and groove is rectangle, half elliptic or class triangle.
2) combine for several are arranged at intervals at the circular shrinkage hole on the first adhesive linkage and be arranged at the adaptive round boss inserted in described circular shrinkage hole on the second adhesive linkage.
The periphery of described first adhesive linkage and the second adhesive linkage is chamfering.
Big unit ceramic thin plate 1 of the present invention carries on the back the construction method that kiss-coating pastes structure, comprises the following steps:
Step one, base treatment, adopt the inspection of 2m guiding ruler, maximum deviation is not more than 3mm, and overproof part should be picked cutter or be repaired smooth with polymer cement mortar; Local hollowing region, again levelling with polymer cement mortar again after must first being rooted out, finally with broom by dust and garbage-cleaning clean;
Step 2, the back of the body suspension member 2 of ceramic thin plate 1 is installed, the installation site of snap the line location back of the body suspension member 2 is carried out at ceramic thin plate 1 back side, draw the horizontal two-wire (also known as subsides hanging wire) of back of the body suspension member 2 at ceramic thin plate 1 front pencil and ruler, use epoxyn (the previous day of constructing needs bonding) or use cloud stone glue (job site is bonding) to be fixed on by back of the body suspension member 2 on ceramic thin plate 1 back side as big unit ceramic thin plate 1 of the present invention carries on the back the position set described in kiss-coating subsides structure.Carry out the installation site of the metal corner brace of snap the line location back of the body suspension member 2 " L " shape at ceramic thin plate 1 back side, then with epoxy resin structural adhesive, the metal corner brace of carrying on the back suspension member 2 " L " shape is pasted onto the ceramic wafer back side; Back of the body suspension member 2 number of every block plate should be no less than 2 points, and spacing answers≤750mm.
Step 3, metope basic unit snap the line lattice and fluting, according to indoor wall+1000mm control line and ceramic thin plate 1 surface layer design thickness, on surrounding metope, cylinder, eject surface layer control line, ensure that the THICKNESS CONTROL of clay is at 5mm, stay seam size according to plan, back of the body suspension member 2 scheme of installation and ceramic thin plate 1, successively setting-out and snap the line piecemeal on metope, eject a back of the body suspension member 2 simultaneously and install horizontal two-wire (also known as position line); To punch groove 5 with the horizontal two-wire position inserting back of the body suspension member 2 of Special-purpose grooving machine at metope, the size of hole groove 5 is foregoing: the degree of depth × width × highly=150mm × 40mm × 5mm.Slot complete, adopt strong blowing machine cleaning slot dust, should clean with water clean;
Step 4, prepared by cement-based adhesive, according to the design mixture proportion of bonding adhesive producer, a certain amount of ceramic thin plate 1 bonding adhesive liquor is poured in agitator, then poured in proportion in bucket by powder, part by weight is about 1:4 (can require that ratio mixes according to manufacturer), is slowly poured into by powder in the agitator installing clear water in advance and stirs, the two stirs to thick paste by stirring low-speed electronic agitator, and bonding adhesive needs standing 5-10 minute after preparation;
Step 5, ceramic thin plate 1 is carried on the back painting pressure and is smeared cement-based adhesive, lies on support, smear one deck bonding adhesive with corresponding negative and positive trowel 7 (jagged, to see Fig. 3) in ceramic thin plate 1 bonding plane pressure by ceramic thin plate 1; First with the straight flange of negative and positive trowel 7, bonding adhesive is smeared one deck form the first adhesive linkage in the pressing of exerting oneself of ceramic thin plate 1 sticking veneer, thickness is 3mm; Then use toothed edge with angle 45 °-60 ° combing bonding adhesive, the bonding adhesive striped of combing on ceramic thin plate 1 sticking veneer should be parallel with the direction of bonding adhesive striped on basal plane, with the straight flange of this trowel, the bonding adhesive on ceramic thin plate 1 four limit is made chamfering again, in order to avoid extrude unnecessary bonding adhesive when pasting and pollute architectural pottery thin plate 1 surface, reduce removing surface work and later raked joint workload; During combing striped, the recess of ceramic thin plate 1 should be corresponding with the convex position of metope, and the position of back of the body suspension member 2 can not be pressed and be smeared cement-based adhesive.
Step 6, metope basic unit pressure smears cement-based adhesive, smears cement-based adhesive with the special negative and positive trowel 7 of corresponding metope basic unit in basic unit's face pressure; Bonding adhesive is firmly entirely formed the second adhesive linkage smearing one deck on metope basal plane, and thickness is 4mm.Then use toothed edge with angle 45 ° of combing bonding adhesive, on basal plane, combing goes out full continuous print striped.During combing striped, the recess of metope should be corresponding with the convex position of ceramic thin plate 1.Daub stick can not be pressed in the position of fluting; Described first adhesive linkage and the second adhesive linkage are that negative and positive are engaged and the adhesive linkage of concave-convex surface, form the closely knit adhesive linkage 6 of close proximity therebetween when being interlocked.
Step 7, carry on the back injecting glue in the hole groove 5 in suspension member 2 and metope basic unit, fill in back of the body suspension member 2 frictioning of ceramic thin plate 1 and the hole groove 5 of metope basic unit and fill cloud stone glue, use scraper at four sides blade coating one deck cloud stone glue at the back of the body suspension member 2 of ceramic thin plate 1, THICKNESS CONTROL is at 3mm.
Step 8, ceramic thin plate 1 paving, the paving of ceramic thin plate 1 adopts carries out paving to the sequence of construction of inner corner trim from bottom to top, by external corner.Pad triangular form wooden unit bottom during 1 paving of first row ceramic thin plate to use as temporary support, one people places vertically on the top of the shelf by pressing the ceramic thin plate 1 wiping bonding adhesive, another people is on limit, check the first adhesive linkage whether to overlap with the male and fomale(M&F) of the second adhesive linkage, ceramic thin plate 1 is pushed on request being attached to just puts in place and be set up (pushing distance with have tooth spatula tooth pitch equal).Subsides hanging wire on ceramic thin plate 1 is overlapped with the position line in metope basic unit, just the Plug Division 3 of back of the body suspension member 2 is made to insert in corresponding hole groove 5, ensure that the concavo-convex adhesive linkage of the concavo-convex adhesive linkage of ceramic thin plate 1 and metope is engaged simultaneously, then between plate seam, cross locator is inserted, to ensure to stay the size of seam to meet design requirement, and ensure to stay the consistent of seam width.Suitably vibrate back and forth on the surface at ceramic thin plate 1 with rubber hammer, make the bonding adhesive between ceramic thin plate 1 and basal plane closely knit full, adjust architectural pottery thin plate 1 glacing flatness and planeness in time with thick stick chi.Then check that the located lateral line of ceramic thin plate 1 overlaps with the located lateral line parallel of metope; by the parallel coincidence of two located lateral line, adjustment architectural pottery thin plate 1 glacing flatness and planeness, after ceramic thin plate 1 paving is good; in time adhesive residue is cleaned out, and carry out relevant safeguard measure.
Step 9, joint filling process, joint filling operation should at least can be carried out after 24 hours in ceramic thin plate 1 paving, and jointing employing and the supporting gap filler process of bonding adhesive, carry out preparation and the joint filling of gap filler; The color of gap filler should be consistent with the color coordination of ceramic thin plate 1;
Step 10, clean and protection, carries out the cleaning of architectural pottery thin plate 1 remained on surface gap filler for after joint filling 30 ~ 60 minutes.Use and dip in wet sponge or rag, along the wiping gently of architectural pottery thin plate 1 diagonal, unnecessary gap filler is wiped.After slightly dry Deng gap filler, then polish the surface of architectural pottery thin plate 1 with sponge or rag and a small amount of clear water.Carry out relevant safeguard measure subsequently, in order to avoid architectural pottery thin plate 1 again pollutes or damages.
In above step, cement based alite paste that is special, environmental protection type selected by ceramic thin plate 1 binding cement base rubberizing stick; According to the design mixture proportion of bonding adhesive producer, a certain amount of ceramic thin plate 1 bonding adhesive liquor is poured in agitator, then powder is poured in bucket in proportion, part by weight is about 1:4, powder is slowly poured in the agitator installing clear water in advance and stir, the two stirs to thick paste by stirring low-speed electronic agitator, and bonding adhesive needs standing 5-10 minute after preparation.
In above step, special negative and positive trowel 7 is, opposed negative and positive trowel 7 is adopted to smear cement-based adhesive horizontal the scraping in the back side of metope and ceramic thin plate 1 respectively for metope basic unit and ceramic thin plate 1 brushing cement based adhesives, the serrated knife of surface adhesive of plastering a wall is pressed to adopt recessed part to be that 6mm is wide, the degree of depth is 5mm, convex part is that 8mm is wide, is highly 5mm; The negative and positive trowel 7 that pressure smears ceramic thin plate 1 back side bonding agent adopts recessed part to be that 8mm is wide, and the degree of depth is 4mm, and convex part is that 6mm is wide, is highly 4mm.