Disclosure of Invention
The invention aims to provide a ceramic thin plate heat-insulating composite board system and a construction method thereof, which adopt a bonding and anchoring mode to effectively mount the composite board on an outer wall, save adhesive materials, and have the advantages of high surface strength, low water absorption, good heat-insulating effect, strong single-point anchoring force, better self-weight bearing capability and effectively avoiding the potential safety hazard of falling off of the composite board from high altitude.
To achieve the purpose, the invention adopts the following technical scheme:
a ceramic sheet heat-insulating composite board system comprises a composite board, an anchoring assembly and an adhesive layer;
The composite board comprises a ceramic thin plate, a heat preservation layer and a back lining layer;
the right side of the ceramic sheet is bonded to the left side of the heat preservation layer, and the right side of the heat preservation layer is bonded to the left side of the backing layer;
the anchoring assembly is arranged on the composite board;
The adhesive layer comprises an outer frame and an inner ring, the number of the inner rings is at least six, the plate edge of the composite plate is provided with a water vapor outlet, and the adhesive layer is arranged on the right side face of the back lining layer.
Further, the anchoring assembly comprises a transverse fixing piece, a connecting piece, a gasket, a hanging piece, a T-shaped plug-in piece and a vertical fixing piece;
The connecting piece comprises a first transverse plate and a first vertical plate, wherein the first vertical plate is vertically arranged at one end of the first transverse plate, the first transverse plate is provided with an adjusting hole, and the first vertical plate is provided with a mounting hole;
The T-shaped plug-in unit comprises a second transverse plate and a second vertical plate, and the second transverse plate is provided with a transverse plate mounting hole;
The second transverse plate is positioned above the first transverse plate, and the gasket is arranged between the second transverse plate and the first transverse plate;
The vertical fixing piece passes through the transverse plate mounting hole, the gasket and the adjusting hole and fixes the second transverse plate, the gasket and the first transverse plate together;
the transverse fixing piece is fixed to the mounting hole;
the hanging piece comprises an adhesive part and an L-shaped plate;
the bonding part comprises a bonding plate arranged vertically, an alignment plate arranged transversely and a bonding plate arranged transversely, the alignment plate is arranged at one end of the bonding plate, and the bonding plate is arranged at the other end of the bonding plate;
The left side of the adhesive plate is provided with a C-shaped groove;
The L-shaped plate is arranged on the right side surface of the bonding plate;
The alignment plate includes an alignment right angle;
a socket is formed between the L-shaped plate and the right side surface of the bonding plate in a surrounding manner;
the second riser is inserted into the socket;
The hanging piece is arranged on the heat insulation layer, the alignment right angle is attached to the plate edge of the ceramic thin plate, and the alignment plate is attached to the right side face of the ceramic thin plate;
and a dry hanging glue layer is filled between the C-shaped groove and the right side surface of the ceramic thin plate.
Further, the thickness X of the ceramic sheet is 3-8mm.
Further, the heat preservation is one of reinforced vertical wire rock wool composite board, non-glazed foaming ceramic heat preservation board, foam glass heat preservation board, XPS heat preservation board, EPS heat preservation board and PU heat preservation board.
Further, the backing layer is one of a cement fiber board, a cement fiber cloth or a glass magnesium board.
Further, the transverse fixing piece is an expansion bolt.
Further, the hanging piece and the T-shaped plug-in are both made of aluminum alloy.
Further, the adjusting holes are bar-shaped holes.
Further, the thickness of the gasket is 0.9-1.1mm.
The construction method of the ceramic sheet heat-insulating composite board system comprises the following steps:
1. And (5) checking and acceptance of the base layer:
The outer side of the base wall body is leveled by adopting cement mortar, and the thickness of the base wall body can be determined according to the flatness of the wall surface;
the tensile bonding strength of the leveling layer and the base layer wall body is not lower than 0.3MPa;
2. And (5) playing a datum line:
ejecting an outer door and window horizontal control line, an outer door and window vertical control line, an expansion suture line and a decoration suture line on a wall surface, placing a construction longitudinal datum line at the top end of a building, wherein the construction transverse datum line is a male and female angle line or a contour line, and the datum lines occupy the line for construction;
ejecting a composite board installation line, hanging a vertical datum line at external corners, internal corners and other necessary positions of the building external wall, and hanging a horizontal line at a set position of each floor;
3. and (3) sticking a composite board:
the composite board is stuck from bottom to top;
Pasting a composite board in a frame point method, coating an adhesive on the frame of the composite board with the width of 100mm, scraping a notch with the width of 50mm on the side of the composite board by a spatula, and uniformly coating at least six bonding points in the middle of the composite board, wherein the diameter of each bonding point is not less than 150mm;
Pressing the glued composite board onto the wall surface by using a sucker, and adjusting the position of the composite board to enable the whole board surface to be kept flat, aligned with the grid joints, horizontally flat and vertical and orderly arranged;
4. installing an anchor assembly:
after each composite board is pasted, an anchoring assembly is timely installed;
the screw-in anchor bolt is screwed by an electric screwdriver, and the anchor bolt cannot be knocked into the wall;
5. filling caulking material:
filling caulking materials after the composite board is stuck for 24 hours, wherein the depth of the caulking materials from the board surface is not less than 5mm, the diameter of a foam rod is 1.2-1.5 times of the gap between the composite board, and the thickness of an inorganic board is 1-2 mm smaller than the gap between the composite board and the gap between the inorganic board;
When the calcium silicate cement board, the gypsum board or the fireproof fiber rope is used as the fireproof caulking material, the fireproof caulking material fills the transverse board seams, the transverse board seams are continuous when meeting the cross seams, the vertical board seams are not interrupted, and the fireproof caulking material is synchronously carried out with the pasting of the composite board;
6. And (3) sealing glue:
After caulking the caulking material, the weather-proof sealant can be made, the sealant is made from top to bottom, the panel surface of the joint of the composite board is cleaned, and then masking paper adhesive tapes are stuck along the two sides of the joint;
the depth of the sealant is 50% of the seam width and is not less than 5mm, the paper tape is pulled off after the sizing is finished, and the masking paper tape is stuck on the board surface for not more than 2 hours;
7. cleaning the plate surface:
After the sealant is dried and fixed, the plate surface of the composite plate is treated, the ash and dirt coated on the edge of the composite plate are removed, and when adhesive residues exist, a clean towel is used for cleaning.
According to the ceramic thin plate heat-insulating composite plate system and the construction method thereof, the composite plate is effectively installed on the outer wall in a bonding and anchoring mode, so that adhesive materials are saved, the surface strength is high, the water absorption rate is low, the heat-insulating effect is good, the single-point anchoring force is strong, the capability of bearing dead weight is good, and the potential safety hazard of falling off of the composite plate from high altitude is effectively avoided.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1-6, the ceramic sheet heat-insulating composite board system of the embodiment is mainly used for building, rebuilding and expanding civil buildings with elevation not exceeding 100m and energy-saving reconstruction of the outer walls of the existing buildings.
A ceramic sheet thermal insulation composite board system, which comprises a composite board 91, an anchoring component 92 and an adhesive layer 93;
the composite board comprises a ceramic thin plate 81, a heat preservation layer 82 and a backing layer 83;
The right side of the ceramic sheet 81 is bonded to the left side of the heat insulating layer 82, and the right side of the heat insulating layer 82 is bonded to the left side of the backing layer 83;
the anchor assembly 92 is disposed on the composite plate 91;
The adhesive layer 93 comprises an outer frame 931 and an inner ring 932, wherein the number of the inner rings 932 is at least six, and the plate edge of the composite plate 91 is provided with a water vapor outlet 911;
The anchoring assembly 92 comprises a transverse fixing piece 1, a connecting piece 2, a gasket 3, a hanging piece 4, a T-shaped insert 5 and a vertical fixing piece 6;
The connecting piece 2 comprises a first transverse plate 21 and a first vertical plate 22, wherein the first vertical plate 22 is vertically arranged at one end of the first transverse plate 21, the first transverse plate 21 is provided with an adjusting hole 211, and the first vertical plate 22 is provided with a mounting hole 221;
the T-shaped insert 5 includes a second cross plate 51 and a second riser 52, the second cross plate 51 being provided with a cross plate mounting hole 511;
The second transverse plate 51 is positioned above the first transverse plate 21, and the gasket 3 is arranged between the second transverse plate 51 and the first transverse plate 21;
The vertical fixing member 6 passes through the diaphragm mounting hole 511, the spacer 3 and the adjustment hole 211 and fixes the second diaphragm 51, the spacer 3 and the first diaphragm 21 together;
the transverse fixing member 1 is fixed to the mounting hole 221;
The hanger 4 includes an adhesive portion 41 and an L-shaped plate 42;
The bonding part 41 comprises a bonding plate 411 arranged vertically, an alignment plate 412 arranged horizontally and a bonding plate 413 arranged horizontally, wherein the alignment plate 412 is arranged at one end of the bonding plate 411, and the bonding plate 413 is arranged at the other end of the bonding plate 411;
a C-shaped groove 4111 is formed on the left side of the adhesive plate 411;
The L-shaped plate 42 is arranged on the right side surface of the bonding plate 411;
the alignment plate 412 includes an alignment right angle 4121;
A socket 53 is enclosed between the L-shaped plate 42 and the right side surface of the bonding plate 411;
The second riser 52 is inserted into the socket 53;
the hanging member 4 is disposed on the heat insulation layer 82, the alignment right angle 4121 is attached to a board edge of the ceramic thin board 81, and the alignment board 412 is attached to a right side surface of the ceramic thin board 81;
a dry adhesive layer 101 is filled between the C-shaped groove 4111 and the right side surface of the ceramic sheet 81.
In this embodiment, the ceramic sheet 81, the heat-insulating layer 82 and the backing layer 83 are bonded by epoxy resin, the ceramic sheet 81 has high surface strength, excellent physical and chemical properties (wear resistance, scratch resistance, acid and alkali resistance, freeze thawing resistance), low water absorption, and effective water and moisture resistance, the heat-insulating layer 82 has a heat-insulating effect, so that the whole composite board 91 also has a heat-insulating effect, and the right side surface of the backing layer 83 of the composite board 913 is bonded to the base wall by the adhesive layer 93 in the actual use process, so that the compatibility problem of the base wall, the adhesive layer 93 and the composite board 91 is solved by arranging the backing layer 83.
The adhesive layer 93 of this embodiment is adhesive mortar.
And the adhesive layer 93 comprises an outer frame 931 and an inner ring 932, the number of the inner ring 932 is at least six, on one hand, the material consumption of the adhesive mortar is saved, thereby saving the cost, and on the other hand, the curing speed of the adhesive mortar is improved because the board edge of the composite board 91 is provided with the water vapor outlet 911.
The vertical fixing member 6 passes through the diaphragm mounting hole 511, the spacer 3 and the adjusting hole 211 and fixes the second diaphragm 51, the spacer 3 and the first diaphragm 21 together, the diaphragm mounting hole 511, the spacer 3 and the first diaphragm 21 are fixed and then positioned inside the composite plate 91, and the first riser 22 is positioned outside the composite plate 91, specifically positioned on the right side of the backing layer 83 of the composite plate 91.
When the anchoring assembly 92 is used, the hanging member 4 is arranged at the end part of the composite board 91, so that the single-point anchoring capability of the composite board 91 is stronger, and the C-shaped groove 4111 is filled with the dry hanging adhesive layer 101 between the right side surface of the ceramic thin plate 81, so that the hanging member 4 is directly bonded with the right side surface of the ceramic thin plate 81, the single-point anchoring force of the composite board 91 is improved, and the falling of the ceramic thin plate 81 caused by insufficient anchoring strength of the composite board 91 is avoided.
The hanging piece 4 is attached to the ceramic thin plate 81 by dry hanging glue, the glue quantity directly influences single-point anchoring force, a cavity is formed in the gluing position of the hanging piece 4, and the upper and lower parallel and level is used for guaranteeing the dry hanging glue quantity for pasting and smearing.
The alignment right angle 4121 is attached to the board edge of the ceramic thin board 81, so that the displacement of the hanging piece 4 is avoided under the condition that the dry hanging glue layer 101 is completely solidified, and the accuracy of the anchoring position of the hanging piece 4 is ensured.
In the actual use process, the composite boards 91 need to be attached to the outside of the wall, so that in order to improve the supporting effect between the adjacent composite boards 91, as the adjacent composite boards 91 are provided with hanging pieces 4, namely the adjacent composite boards 91 are provided with inserting holes 53, the supporting effect between the adjacent composite boards 91 can be improved by inserting the second vertical plates 52 into the inserting holes 53 of the adjacent composite boards 91, potential safety hazards such as falling off of the composite boards 91 from the high altitude can be effectively avoided, and the safe use of the composite boards is ensured.
Since the first riser 22 is located outside the composite board 91, specifically, on the right side of the backing layer 83 of the composite board 91, and the mounting hole 221 is provided on the first riser 22, the first riser 22 can be fixed to the outer wall 7 by the transverse fixing member 1, and the composite board 91 can be further anchored to the outer wall 7 by the transverse fixing member 1.
In addition, since the gasket 3 is provided between the second cross plate 51 and the first cross plate 21, the gasket 3 serves to block a cold/hot bridge and prevent metal corrosion.
Therefore, the ceramic thin plate heat-insulating composite board system of the embodiment adopts a bonding and anchoring mode to effectively install the composite board 91 on the outer wall 7, and has the advantages of high surface strength, low water absorption, good heat-insulating effect, strong single-point anchoring force, better self-weight bearing capacity and effectively avoiding the potential safety hazard of falling off of the composite board 91 from high altitude.
Further, the thickness X of the ceramic sheet 81 is 3-8mm.
The ceramic sheet 81 cannot be made too thick and is too costly, and the fitting is custom made and too thin, the structural strength and impact resistance are reduced, and it is tested that the ceramic sheet made according to the above size range is most suitably used.
Further, the heat-insulating layer 82 is one of a reinforced vertical wire rock wool composite board, a non-glazed foamed ceramic heat-insulating board, a foam glass heat-insulating board, an XPS heat-insulating board, an EPS heat-insulating board and a PU heat-insulating board.
The insulation layer 82 may be the above insulation board according to practical situations, wherein the XPS insulation board refers to an extruded polystyrene insulation board, the EPS insulation board refers to a fireproof honeycomb insulation board, and the PU insulation board refers to a polyurethane energy-saving insulation board.
Further, the backing layer 83 is one of a cement fiber board, a cement fiber cloth or a glass magnesium board.
The backing layer 83 is made of one of cement fiber board, cement fiber cloth or glass magnesium board, so that the compatibility problem of the base wall, the bonding mortar and the composite board can be effectively solved.
Further, the lateral fixing member 1 is an expansion bolt.
Effectively anchoring the composite panel to the outer wall 7.
Further, both the hanging piece 4 and the T-shaped insert 5 are made of aluminum alloy.
The whole structure of the hanging piece 4 and the T-shaped plug-in piece 5 is light and durable, and the corrosion resistance and the rust resistance are good.
Further, the adjusting hole 211 is a bar-shaped hole.
The vertical fixing member 6 passes through the diaphragm mounting hole 511, the spacer 3 and the adjustment hole 211 and fixes the second diaphragm 51, the spacer 3 and the first diaphragm 21 together, and the adjustment hole 211 is formed as a bar-shaped hole, thereby facilitating adjustment of the lateral position between the diaphragm mounting hole 511 and the first diaphragm 21.
Further, the thickness of the spacer 3 is 0.9-1.1mm.
The thickness of the gasket 3 of this embodiment is 1mm, can play the effect of separating cold and hot bridge, preventing to produce the metallic corrosion, can not make the gasket too thick again for anchor assembly 92 is neat frivolous.
Further, a galvanized layer is arranged on the surface of the connecting piece 2.
The rust-proof effect is improved.
Further, the vertical fixing piece 6 is a bolt.
By using bolts, the assembly between the second cross plate 51, the spacer 3 and the first cross plate 21 is facilitated.
A construction method of a grooved ceramic sheet heat-insulating composite board system comprises the following steps:
1. And (5) checking and acceptance of the base layer:
The construction should be carried out after the main structural engineering is accepted, and the construction should be carried out after the quality of the base wall is accepted. The base wall body which does not meet the regulation should be leveled, and the following regulations should be met:
1.1 The outer side of the base layer wall body is leveled by adopting cement mortar, and the thickness of the base layer wall body can be determined according to the flatness of the wall surface;
1.2 The tensile bonding strength of the leveling layer and the base layer wall body is not lower than 0.3MPa;
2. And (5) playing a datum line:
2.1 On the basic wall body meeting the requirements, according to the design of the building elevation and the related technical requirements of external heat preservation of the external wall, horizontal and vertical control lines, expansion lines, decoration lines and the like of the external door and window are popped up on the wall surface. The standard line of the construction longitudinal should be placed at the top of the building, the standard line of the construction transverse should be the male and female angle line or the characteristic outline line, and the standard line should be the line construction.
2.2 Popping up the mounting line of the composite board 91 on the wall surface according to the requirements of the design drawing, hanging vertical datum lines at external corners, internal corners and other necessary positions of the outer wall of the building, and hanging horizontal lines at proper positions of each floor so as to control the verticality and flatness in the construction process of the composite board 91.
3. Sticking the composite board 91:
3.1 The adhesive is prepared according to the sequence of adding water or glue solution and then adding powder, the prepared adhesive should be used for sun protection and wind prevention, and should be prepared according to the dosage within the operable time, and the adhesive should be used up according to the time specified in the product specification after the preparation is finished (the construction in summer should be used up within 2 hours).
3.2 The composite plate 91 should be stuck from bottom to top.
3.3 Preferably, the composite board 91 is stuck in a frame point bonding mode, the width of the adhesive is smeared on the frame of the composite board 91 with the conventional size, a notch with the width of 50mm is scraped on the upper part of the edge of the composite board 91 by a spatula, then at least six bonding points (namely an inner ring 932) are smeared on the middle part of the composite board 91 uniformly, and the diameter of each smeared point is not less than 150mm. The width of the adhesive and the number of bonding points are determined according to the bonding area ratio.
3.4 Immediately press the glued composite board 91 to the wall surface by using the sucking disc, and adjust the position of the composite board 91, so that the whole board surface is kept flat, aligned with the grid joint, horizontally flat and vertical, and orderly arranged.
3.5 The fireproof isolation belt and the small-size heat-insulating decorative body are fully adhered by adopting a strip adhesion method, and the adhesion area ratio of the external corner of the building, the periphery of the door and window opening and the wall surface within a high range of 2.0m from the outdoor terrace is properly improved.
3.6 Composite plate 91 is not suitable for in situ cutting.
4. Mounting an anchor assembly 92:
4.1 After each composite board 91 is pasted, an anchor piece is installed in time;
4.2 When the fastener is composed of 2 parts, the assembly is basically completed before the installation, a certain adjustment allowance can be reserved for the fastening bolt before the installation, and the fastening bolt is screwed after the installation and the adjustment are in place.
4.3 A drill bit of a suitable diameter is used to drill the hole, and the depth of the hole is greater than the length of the anchor bolt.
4.4 Screw-in anchors should be tightened with an electric screwdriver and the anchors must not be knocked into the wall.
5. Filling caulking material:
5.1 After the composite board 91 is stuck for 24 hours, caulking materials are stuffed, and the depth of the caulking materials from the board surface is not suitable to be less than 5mm. The diameter of the foam rod is preferably 1.2-1.5 times of the gap between the plate seams, and the thickness of the inorganic plate is preferably 1-2 mm smaller than the gap between the plate seams.
5.2 When fireproof caulking materials such as calcium silicate cement plates, gypsum plates or fireproof fiber ropes are adopted, the fireproof caulking materials should fill the transverse plate seams, should be continuous when meeting cross seams, should not be interrupted at the vertical plate seams, and the fireproof caulking materials should be filled in synchronization with the pasting of the composite plate 91.
6. Sealing glue 103:
6.1 After filling the caulking material, the weather-proof sealant 103 can be made, and a special glue gun is used for making the sealant 103. The sealing glue 103 should be applied from top to bottom, and after the plate surface at the seam of the composite plate 91 is cleaned, masking tapes are attached along two sides of the seam.
6.2 The depth of the sealant 103 is 50% of the seam width and is not less than 5mm, the paper tape is pulled off after the sizing is finished, and the masking paper tape is stuck on the board for not more than 2 hours so as to avoid dirty on the board caused by incomplete tearing.
7. Cleaning the plate surface:
In order to treat the board surface after the sealant 103 is dried and fixed, the edges of the composite board 91 should be cleaned of dust and dirt, and when adhesive remains, a clean towel should be used for cleaning.
The technical principle of the present invention is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the invention and should not be taken in any way as limiting the scope of the invention. Other embodiments of the invention will be apparent to those skilled in the art from consideration of this specification without undue burden.