CN214994967U - Non-dismantling composite heat-insulating template - Google Patents
Non-dismantling composite heat-insulating template Download PDFInfo
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- CN214994967U CN214994967U CN202120583654.7U CN202120583654U CN214994967U CN 214994967 U CN214994967 U CN 214994967U CN 202120583654 U CN202120583654 U CN 202120583654U CN 214994967 U CN214994967 U CN 214994967U
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Abstract
The utility model provides an exempt from to tear open compound incubation template belongs to building external wall insulation technical field for solve that external wall insulation durability is poor, the efficiency of construction is low, the easy technical problem such as quality common fault appears. The utility model comprises a protective layer, a heat preservation layer, a bonding layer and a U-shaped connecting piece, wherein the heat preservation layer is positioned between the protective layer and the bonding layer, a steel wire mesh is arranged in the protective layer, the multi-layer composite structure improves the crack resistance of the non-dismantling composite heat preservation template, and the quality problems of heat preservation cracking, water seepage and the like caused by the influence of the external environment are avoided; the disassembly-free composite heat-insulation template is prefabricated in a factory, and the U-shaped steel bar connecting piece is arranged between the disassembly-free composite heat-insulation template and the cast-in-place reinforced concrete structure layer, so that the connection firmness of the heat-insulation system and the main structure is enhanced, the durability of the heat-insulation system is improved, and the integration of the heat-insulation structure is realized; the disassembly-free composite heat-insulation formwork is convenient to construct, high in construction efficiency, strong in stability of the whole structure of the heat-insulation wall body, not prone to cracking and damage and long in service life of the building.
Description
Technical Field
The utility model belongs to the technical field of building external wall insulation, a insulation construction integration technique is related to, specifically a exempt from to tear open compound incubation template.
Background
At present, the heat preservation measure of the building wall is mainly the external wall heat preservation technology, particularly since 2000, with the push of 65% energy-saving standard and the vigorous development of real estate industry, in 2017, the energy-saving area of 48 hundred million square meters is accumulated and completed in China, most of the building energy-saving projects adopt the external wall heat preservation technology, and the national technical code of external wall heat preservation projects JGJ144-2008 stipulates: under the conditions of correct use and normal maintenance, the service life of the external thermal insulation project of the external wall is not less than 25 years. The design service life of the external thermal insulation technology of the external wall is 25 years, compared with the design service life of a main structure of 50 years or even 100 years, the phenomenon of serious mismatching exists, and in addition, the phenomena of cracking, falling and hollowing in the short term of external thermal insulation are caused to commonly occur because the construction quality of the external thermal insulation technology of the external wall is not easy to control. It is expected that more external thermal insulation projects of the external wall of the building will enter the maintenance and maintenance period in 2025, the maintenance and replacement cost is about billions of huge costs, the construction waste of about billions of cubic meters seriously affects the social problems of normal work, life and the like of people every year, and the economic development and social harmony of China are seriously interfered, so the integrated technology of the thermal insulation structure is promoted, the durability of the external wall thermal insulation system is ensured, and the external thermal insulation system has great economic and social benefits.
Along with the improvement of the living standard of people and the continuous development of society, the requirements of people on the living environment and the comfort level are also continuously improved, the heat insulation structure integration technology can improve the heat insulation performance of the residential building, the durability is as long as the life of the building, and the maintenance cost of heat insulation of the outer wall of the building can be reduced. The heat-insulating structure integration technology accords with the national policy of energy conservation and emission reduction, carries out a profound revolution on the current heat-insulating concept, and can also promote the research of related fields of building and structure major.
From the construction method and the use condition of the existing external wall external insulation technology, the existing building insulation technology has the following problems:
1. the heat preservation occupies the indoor usage space in the outer wall, and because the ring beam, the floor slab, the constructional column and the like can cause a heat bridge, the heat loss is large.
2. The external wall external heat insulation is greatly influenced by outdoor weather, and the temperature difference between day and night and the temperature difference between winter and summer are large, so that the wall body is easy to crack.
3. The heat preservation and the main structure are separately constructed, the construction period is prolonged, and the construction cost is increased.
4. The density difference between the insulating layer and other materials is too large, the elastic modulus and the linear expansion coefficient between the materials are different, the deformation under the action of temperature stress is also different, and the cracks of the surface layer are easily generated.
5. A cavity is formed between the heat-insulating layer and the main body, and the wind pressure resistance, especially the negative wind pressure resistance, is poor; and a 'priming channel' can be formed quickly in case of fire, and the fire is easy to spread quickly.
6. The external thermal insulation durability of the external wall is poor, the external thermal insulation material is easy to fall off, potential safety hazards exist, regular maintenance is needed in the service life cycle of the building, the cost is increased, and the building quality is reduced.
Therefore, it is necessary to design a non-dismantling composite thermal insulation template applied to the thermal insulation structure integration technology to improve the crack resistance of an external wall thermal insulation system, avoid the quality problems of cracking, water seepage and the like of a thermal insulation layer caused by the influence of the external environment, prolong the service life, simplify the construction mode, and improve the construction efficiency and the building quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, having proposed an exempt from to tear open compound incubation template, the technical problem that should exempt from to tear open compound incubation template needs to solve is: how to improve the stability of heat preservation exempting from to tear open the structure of template and improving heat preservation wall structure and the convenience of construction thereby increase of service life improves efficiency of construction and building quality.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides a exempt from to tear open compound incubation template, which comprises a protective layer, the heat preservation, tie coat and U-shaped connecting piece, the heat preservation is located between protective layer and the tie coat, be provided with the wire net in the protective layer, the open end of U-shaped connecting piece is followed the wire net in proper order, the heat preservation, pass in the tie coat and stretch out the terminal surface of tie coat, exempt from to tear open compound incubation template and cast in situ reinforced concrete structural layer and be connected through the U-shaped connecting piece, the tie coat is connected with cast in situ reinforced concrete structural layer, the part that the U-shaped connecting piece stretches out the tie coat is located cast in situ reinforced concrete structural layer after concrete placement accomplishes.
The disassembly-free composite heat-insulation template is a prefabricated part and is prefabricated in a factory, a steel wire mesh is arranged in the protective layer, when the protective layer is manufactured, after the U-shaped connecting piece is fixedly connected with the steel wire mesh, the protective layer is poured, the heat-insulation layer is placed above the protective layer, the open end of the U-shaped connecting piece penetrates through the heat-insulation layer, then the bonding layer is manufactured, the disassembly-free composite heat-insulation template is formed after the bonding layer is condensed, when the cast-in-place reinforced concrete wall structure is constructed, the composite heat-insulation template can be used as an outer wall template in the construction stage, and is condensed with the cast-in-place reinforced concrete structure layer into a whole without disassembly, so that the disassembly-free composite heat-insulation template can be directly used for heat insulation outside the reinforced concrete wall body, the connection firmness of the heat-insulation system and the main structure is enhanced, the durability of the heat-insulation system is improved, the integration of the heat-insulation structure is realized, the construction is convenient, the construction efficiency is high, and the stability of the heat-insulation integral structure of the wall body is strong, the building is not easy to crack and damage, the service life of the building is long, construction templates can be saved, and the cost is saved.
The protective layer is made of light aggregate or reinforced concrete, the surface structure strength of the template is enhanced, the structure is more stable, the template is not easy to crack and damage, and the service life is prolonged.
The bonding layer is a cement mortar layer and is used for fixing the heat preservation layer, so that the non-dismantling composite heat preservation template forms a stable heat preservation structure, the structural stability is enhanced, the transportation and the construction are convenient, the bonding performance between the non-dismantling composite heat preservation template and a cast-in-place reinforced concrete structure layer is enhanced, and the surface structure of the wall body is more stable.
The thickness of the protective layer is 15-60mm, the thickness of the heat-insulating layer is 30-150mm, the heat-insulating layer is made of fireproof heat-insulating materials, the thickness of the bonding layer is 5-15mm, and the specific thickness is set according to the use environment of the adhesive.
The U-shaped connecting piece is made of steel bars or composite materials, the diameter of each steel bar is 6-8mm, the U-shaped connecting piece is determined by the anchoring length extending into the cast-in-place reinforced concrete structure layer, the total length is the sum of the length in the non-dismantling composite heat-insulation template and the anchoring length, and the length is 250-400 mm; the connecting piece made of the steel bars or the composite materials has low manufacturing cost and can ensure the connecting strength.
The diameter of the steel wire in the steel wire mesh is 3-4mm, and the size of the grid in the steel wire mesh is 50-100 mm.
The construction method of the non-dismantling composite heat-insulating template comprises the following construction steps: according to the structure of the wall body, the disassembly-free composite heat-insulation template is used as an outer template of the reinforced concrete shear wall to be fixed, the protective layer is positioned on the outer side, the bonding layer is positioned on the inner side, the disassembly-free composite heat-insulation template and the inner template of the wall body form a pouring template structure, and the part of the U-shaped connecting piece, which extends out of the bonding layer, is positioned between the inner template and the outer template; then, pouring a reinforced concrete structure layer; after the pouring is finished, the part of the U-shaped connecting piece, which extends out of the bonding layer, is positioned in the cast-in-place reinforced concrete structure layer and is coagulated into a whole with the cast-in-place reinforced concrete structure layer, and the disassembly-free composite heat-insulation template is fixed on the outer side of the cast-in-place concrete shear wall and directly used for heat insulation outside the reinforced concrete wall body without disassembly.
In order to solve the transportation problem, the U-shaped connecting piece and the disassembly-free composite heat-insulation template main body can adopt a split structure design, and during construction, the U-shaped connecting piece is firstly installed on the disassembly-free composite heat-insulation template, and then construction is carried out.
Open on protective layer, heat preservation, the tie coat and all be equipped with a plurality of and U-shaped connecting piece matched with connecting piece mounting hole, the outside of connecting piece mounting hole from the protective layer runs through to the tie coat, the outside of protective layer seted up with the closed end matched with connecting piece mounting groove of U-shaped connecting piece.
The depth of the connecting piece mounting groove is 10-15mm, and the U-shaped connecting piece and the connecting piece mounting hole are in interference fit.
Above-mentioned exempt from to tear open compound incubation template is the prefab, and is prefabricated at the mill, sets up the wire net in the protective layer, pours the protective layer after, places the heat preservation in the top of protective layer, refabrication tie coat, reserves the connecting piece mounting hole that runs through on protective layer, heat preservation and the tie coat, and the connecting piece mounting groove that has reserved in the outside of protective layer, the tie coat condenses the back and forms exempt from to tear open compound incubation template.
By adopting the structure, during construction, the U-shaped connecting piece is firstly arranged on the disassembly-free composite heat-insulation template, and then pouring is carried out, namely the open straight section of the U-shaped connecting piece is inserted into the connecting piece mounting hole and penetrates out of the outer side of the bonding layer, and the closed end of the U-shaped connecting piece is positioned in the connecting piece mounting groove; after the pouring is finished, the part of the U-shaped connecting piece, which extends out of the bonding layer, is positioned in the cast-in-place reinforced concrete structure layer and is condensed with the cast-in-place reinforced concrete structure layer into a whole, and the disassembly-free composite heat-insulation template is fixed on the outer side of the cast-in-place concrete shear wall and is directly used for heat insulation outside the reinforced concrete wall body without disassembly; when the outer side of the protective layer is constructed, the connecting piece mounting groove is filled, so that the surface of the outer side of the protective layer is flat.
In order to solve the transportation problem, the U-shaped connecting piece can also adopt a sectional type structural design, and when in construction, the connecting straight section of the U-shaped connecting piece is installed on the non-dismantling composite heat-insulating template, and then construction is carried out.
The U-shaped connecting piece comprises a U-shaped bolt, a connecting straight section, a threaded joint and a nut, the threaded joint is fixed at one end of the connecting straight section, the connecting straight section is detachably connected with the U-shaped bolt through the threaded joint, and a threaded connecting section matched with the threaded joint is arranged at the end part of the U-shaped bolt; the U-shaped bolt is fixed in the non-dismantling composite heat preservation template, the threaded connection section of the end part of the U-shaped bolt extends out of the end face of the bonding layer, the nut is installed on the threaded connection section and is located at the end face of the bonding layer, and a gasket is arranged between the nut and the bonding layer. The non-dismantling composite heat preservation template is a prefabricated part which is prefabricated in a factory, a steel wire mesh is arranged in the protective layer, when the protective layer is manufactured, after the U-shaped main body of the U-shaped connecting piece is fixedly connected with the steel wire mesh, a protective layer is poured, a heat insulation layer is placed above the protective layer, one end of the U-shaped main body, provided with a threaded joint, penetrates through the heat insulation layer and then is manufactured into a bonding layer, the threaded connection section at the end part of the U-shaped bolt extends out of the end face of the bonding layer, after the bonding layer is solidified, a gasket and a nut are arranged on the threaded connection section to fix the bonding layer, this structure can increase exempts from to tear open compound incubation template overall structure's stability, effectively prevents to transport and the separation of protective layer, heat preservation and tie coat among the installation, and the length that the nut was stretched out to the threaded connection section is the reserve length of being connected with screwed joint, connects the extension length that has shortened the U-shaped connecting piece greatly after the straight section is dismantled, conveniently transports and stacks.
The length of the threaded connecting section extending out of the bonding layer is 45-65mm, the length of the threaded joint is 40-60mm, and the threaded section of the threaded connecting section can be completely screwed into the threaded joint after the nut is installed on the threaded connecting section.
By adopting the structure, the nut is used for fixing the bonding layer, so that the falling-off is prevented, and the structural stability is improved; the U-shaped connecting piece adopts a sectional type structural design, the connecting straight section is installed during construction, and the connecting straight section greatly shortens the section length of the U-shaped connecting piece when not installed, so that the U-shaped connecting piece is convenient to transport. During construction, the connecting straight section is installed on the non-dismantling composite heat-insulating template, namely a threaded joint at one end of the connecting straight section is connected with a threaded connecting section on the outer side of the bonding layer, and then construction is carried out; after the pouring is finished, the part of the U-shaped connecting piece, which extends out of the bonding layer, is positioned in the cast-in-place reinforced concrete structure layer and is condensed with the cast-in-place reinforced concrete structure layer into a whole, and the disassembly-free composite heat-insulation template is fixed on the outer side of the cast-in-place concrete shear wall and is directly used for heat insulation outside the reinforced concrete wall body.
Compared with the prior art, the disassembly-free composite heat-preservation template has the following advantages:
1. the disassembly-free composite heat-insulation template comprises a protective layer, a heat-insulation layer and a bonding layer, the disassembly-free composite heat-insulation template is used as a reinforced concrete shear wall outer side template for fixing, the protective layer is positioned on the outer side, the bonding layer is positioned on the inner side, the part of a U-shaped connecting piece extending out of the bonding layer is positioned in a cast-in-place reinforced concrete structure layer and is condensed with the cast-in-place reinforced concrete structure layer into a whole, so that the disassembly-free composite heat-insulation template is fixed on the outer side of the reinforced concrete shear wall, the disassembly is not needed, the disassembly-free composite heat-insulation template is directly used as a reinforced concrete wall body for heat insulation, the heat-insulation system is firmly connected with a main body structure, the durability of the heat-insulation system is improved, the integration of the heat-insulation structure is realized, and the problem that the existing outer wall heat-insulation system falls off due to the insecure connection is solved; the steel wire mesh is additionally arranged in the protective layer, so that the crack resistance of the non-dismantling composite heat-insulation template is improved, and the quality problems of heat-insulation layer cracking, water seepage and the like caused by the influence of the external environment are avoided.
2. The disassembly-free composite heat-insulation template is prefabricated in a factory, the whole structure is stable, the installation is convenient, the connection is stable, the construction process is simplified, the construction efficiency is improved, the construction requirement of an assembly type building can be met, and good social benefit and economic benefit are achieved.
3. The U-shaped connecting piece and the disassembly-free composite heat-insulation template main body can adopt a split structure design, and the U-shaped connecting piece is installed on the disassembly-free composite heat-insulation template during construction and then poured, so that the disassembly-free composite heat-insulation template is convenient to transport.
4. The U-shaped connecting piece can also adopt sectional type structural design, and the U-shaped bolt is prefabricated as overall structure in exempting from to tear open compound incubation template, connects the straight section and passes through screwed joint and U-shaped bolt releasable connection, connects the straight section and installs before the construction on exempting from to tear open compound incubation template, and the installation is simple, convenient operation, the transportation of being convenient for.
Drawings
FIG. 1 is a schematic structural view of the demolition-free composite heat-preservation formwork after construction;
FIG. 2 is a schematic structural view of a disassembly-free composite heat-preservation template in the first embodiment;
fig. 3 is a schematic structural diagram of a steel wire mesh in the present invention;
FIG. 4 is a schematic structural view of a U-shaped reinforcing bar coupler according to the first embodiment;
FIG. 5 is a schematic structural view of a disassembly-free composite heat-insulating template in the second embodiment;
FIG. 6 is a schematic structural view of a protective layer according to a second embodiment;
FIG. 7 is a schematic structural view of a bonding layer in the second embodiment;
FIG. 8 is a schematic view of a partial structure of a disassembly-free composite heat-insulating template in the third embodiment;
FIG. 9 is a schematic structural view of a U-shaped reinforcing bar coupler according to a third embodiment;
in the figure: 1-protective layer, 2-steel wire mesh, 3-insulating layer, 4-bonding layer, 5-cast-in-place reinforced concrete structure layer, 6-U-shaped connecting piece, 61-U-shaped bolt, 62-connecting straight section, 63-threaded joint, 64-gasket, 65-nut, 66-threaded connecting section, 7-connecting piece mounting hole and 8-connecting piece mounting groove.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example one
Referring to fig. 1-4, the present embodiment provides a disassembly-free composite thermal insulation formwork, which includes a protective layer 1, a thermal insulation layer 3, an adhesive layer 4, and a U-shaped connecting member 6, wherein the thermal insulation layer 3 is located between the protective layer 1 and the adhesive layer 4, a steel wire mesh 2 is disposed in the protective layer 1, an open end of the U-shaped connecting member 6 sequentially penetrates through the steel wire mesh 2, the thermal insulation layer 3, and the adhesive layer 4 and extends out of an end surface of the adhesive layer 4, the disassembly-free composite thermal insulation formwork is connected with a cast-in-place reinforced concrete structure layer 5 through the U-shaped connecting member 6, the adhesive layer 4 is connected with the cast-in-place reinforced concrete structure layer 5, and a portion of the U-shaped connecting member 6 extending out of the adhesive layer 4 is located in the cast-in-place reinforced concrete structure layer 5 after concrete pouring is completed.
The disassembly-free composite heat-insulation template is a prefabricated part and is prefabricated in a factory, the steel wire mesh 2 is arranged in the protective layer 1, when the protective layer 1 is manufactured, the U-shaped connecting piece 6 is fixedly connected with the steel wire mesh 2, then the protective layer 1 is poured, the heat-insulation layer 3 is placed above the protective layer 1, the open end of the U-shaped connecting piece 6 penetrates through the heat-insulation layer 3, then the bonding layer 4 is manufactured, the bonding layer 4 is condensed to form the disassembly-free composite heat-insulation template, when the cast-in-place reinforced concrete wall structure is constructed, the composite heat-insulation template can be used as an outer wall template in a construction stage, and is condensed with the cast-in-place reinforced concrete structure layer 5 into a whole after construction, the disassembly is not needed, the composite heat-insulation template can be directly used as the reinforced concrete wall body for heat insulation, the connection firmness of the heat-insulation system and the main structure is enhanced, the durability of the heat-insulation system is improved, the integration of the heat-insulation structure is realized, and the construction is convenient, the construction efficiency is high, and thermal insulation wall body overall structure stability is strong, is difficult for fracture and damage, and building long service life can save the construction template, practices thrift the cost.
The protective layer 1 is made of light aggregate or reinforced concrete, the surface structure strength of the template is enhanced, the structure is more stable, cracking and damage are not easy to occur, and the service life is prolonged.
The bonding layer 4 is a cement mortar layer, the bonding layer 4 is used for fixing the heat preservation layer 3, so that the non-dismantling composite heat preservation formwork forms a stable heat preservation structure, the structural stability is enhanced, the transportation and the construction are convenient, the bonding performance between the non-dismantling composite heat preservation formwork and the cast-in-place reinforced concrete structure layer 5 is enhanced, and the surface structure of the wall body is more stable.
The thickness of the protective layer 1 is 15-60mm, the thickness of the heat preservation layer 3 is 30-150mm, the heat preservation layer 3 is made of fireproof heat preservation materials, the thickness of the bonding layer 4 is 5-15mm, and the specific thickness is set according to the use environment of the heat preservation layer.
The U-shaped connecting piece 6 is made of steel bars or composite materials, the diameter of each steel bar is 6-8mm, the U-shaped connecting piece 6 is determined by the anchoring length extending into a cast-in-place reinforced concrete structure layer, the total length is the sum of the length in the non-dismantling composite heat-insulating template and the anchoring length, and the length is 250-400 mm; the connecting piece made of the steel bars or the composite materials has low manufacturing cost and can ensure the connecting strength.
The diameter of the steel wires in the steel wire mesh 2 is 3-4mm, and the size of the grids in the steel wire mesh 2 is 50-100 mm.
According to the construction method of the disassembly-free composite heat-insulation template, during construction, the disassembly-free composite heat-insulation template is fixed as an outer side template of a reinforced concrete shear wall according to the structure of a wall body, a protective layer 1 is positioned on the outer side, a bonding layer 4 is positioned on the inner side, the disassembly-free composite heat-insulation template and the inner side template of the wall body form a pouring template structure, and the part, extending out of the bonding layer 4, of a U-shaped connecting piece 6 is positioned between the inner template and the outer template; pouring a reinforced concrete structure layer; after the pouring is finished, the part of the U-shaped connecting piece 6 extending out of the bonding layer 4 is positioned in the cast-in-place reinforced concrete structure layer 5 and is condensed with the cast-in-place reinforced concrete structure layer into a whole, and the disassembly-free composite heat-insulation template is fixed on the outer side of the cast-in-place concrete shear wall and directly used for heat insulation outside the reinforced concrete wall body without disassembly.
Example two
Referring to fig. 3-7, the present embodiment provides a disassembly-free composite thermal insulation form; in the first embodiment, the U-shaped connecting piece 6 is prefabricated in the non-dismantling composite heat-insulating template and cannot be dismantled, and the opening end of the U-shaped connecting piece 6 extends out of the end face of the bonding layer 4, so that certain inconvenience is brought to transportation. In the embodiment, in order to solve the transportation problem, the U-shaped connecting piece 6 and the disassembly-free composite heat-insulation formwork main body are designed in a split structure, and the U-shaped connecting piece 6 is assembled on the disassembly-free composite heat-insulation formwork during construction and then poured.
This embodiment is on the structure basis of embodiment one, it all is equipped with a plurality of and U-shaped connecting piece 6 matched with connecting piece mounting hole 7 to open on protective layer 1, heat preservation 3, the tie coat 4, and connecting piece mounting hole 7 runs through to the outside of tie coat 4 from the outside of protective layer 1, and the closed end matched with connecting piece mounting groove 8 with U-shaped connecting piece 6 is seted up in the outside of protective layer 1.
During construction, the open straight section of the U-shaped connecting piece 6 is inserted into the connecting piece mounting hole 7 and penetrates out of the outer side of the bonding layer 4, and the closed end of the U-shaped connecting piece 6 is positioned in the connecting piece mounting groove 8.
The depth of the connecting piece mounting groove 8 is 10-15mm, the U-shaped connecting piece 6 and the connecting piece mounting hole 7 are in interference fit, and after construction is completed, when the outer side of the protective layer 1 is constructed, the connecting piece mounting groove 8 is filled, so that the surface of the outer side of the protective layer 1 is smooth.
In this embodiment, exempt from to tear open compound incubation template is the prefab, prefab in the mill, set up wire net 2 in the protective layer 1, pour protective layer 1 back, place heat preservation 3 in protective layer 1's top, refabricate tie coat 4, it has connecting piece mounting hole 7 that runs through to reserve on protective layer 1, heat preservation 3 and the tie coat 4, connecting piece mounting groove 8 that has been reserved in protective layer 1's the outside, form after 4 the tie coat condenses and exempt from to tear open compound incubation template. When the cast-in-place reinforced concrete wall structure is constructed, the U-shaped connecting piece 6 is installed on the non-dismantling composite heat-insulating template and then constructed, after construction, the U-shaped connecting piece 6 is fixed in the cast-in-place reinforced concrete structure layer 5, so that the non-dismantling composite heat-insulating template is fixed on the outer side of the concrete shear wall, the non-dismantling composite heat-insulating template does not need to be dismantled and is directly used as the external heat insulation of the reinforced concrete wall, the heat-insulating system is firmly connected with the main structure, the durability of the heat-insulating system is improved, and the integration of the heat-insulating structure is realized.
In the construction method of the disassembly-free composite heat-insulation template provided by the embodiment, during construction, firstly, the U-shaped connecting piece 6 is installed on the disassembly-free composite heat-insulation template, the opening straight section of the U-shaped connecting piece 6 is inserted into the connecting piece installation hole 7 and penetrates out of the outer side of the bonding layer 4, and the closed end of the U-shaped connecting piece 6 is positioned in the connecting piece installation groove 8; according to the structure of the wall body, the disassembly-free composite heat-insulation template is used as an outer template of the reinforced concrete shear wall to be fixed, the protective layer is positioned on the outer side, the bonding layer is positioned on the inner side, the disassembly-free composite heat-insulation template and the inner template of the wall body form a pouring template structure, and the part of the U-shaped connecting piece 6, which extends out of the bonding layer 4, is positioned between the inner template and the outer template; pouring a reinforced concrete structure layer; after the pouring is finished, the part of the U-shaped connecting piece 6 extending out of the bonding layer 4 is positioned in the cast-in-place reinforced concrete structure layer 5 and is condensed with the cast-in-place reinforced concrete structure layer into a whole, and the disassembly-free composite heat-insulation template is fixed on the outer side of the cast-in-place concrete shear wall and directly used for heat insulation outside the reinforced concrete wall body without disassembly.
EXAMPLE III
Referring to fig. 8-9, the present embodiment provides a disassembly-free composite thermal insulation form; in the first embodiment, the U-shaped connecting piece 6 is prefabricated in the disassembly-free composite heat-insulating template and cannot be disassembled, and the opening end of the U-shaped connecting piece 6 extends out of the end face of the bonding layer 4, and the extending part is long, so that the transportation is inconvenient. In this embodiment, for solving the inconvenient problem of transportation, U-shaped connecting piece 6 adopts sectional type structural design, the transportation of being convenient for.
In the embodiment, on the basis of the structure of the first embodiment, the U-shaped connecting member 6 includes a U-shaped bolt 61, a connecting straight section 62, a threaded joint 63 and a nut 65, the threaded joint 63 is fixed at one end of the connecting straight section 62, the connecting straight section 62 is detachably connected with the U-shaped bolt 61 through the threaded joint 63, and a threaded connecting section 66 matched with the threaded joint 63 is arranged at the end of the U-shaped bolt 61; u-shaped bolt 61 is fixed in exempting from to tear open compound incubation template, and the threaded connection section 66 of U-shaped bolt 61 tip stretches out the terminal surface of tie coat 4, and nut 65 is installed on threaded connection section 66, and nut 65 is located the terminal surface department of tie coat 4, is provided with gasket 64 between nut 65 and the tie coat 4, sets up nut 65 and is used for fixed tie coat 4, prevents to drop, increases structural stability. U-shaped connecting piece 6 adopts sectional type structural design, connects straight section 62 and installs when the construction, connects straight section 62 and has shortened U-shaped connecting piece 6's cross-sectional length when not installing greatly, the transportation of being convenient for.
The length of the threaded connecting section 66 extending out of the adhesive layer 4 is 45-65mm, the length of the threaded joint 63 is 40-60mm, and the threaded section of the threaded connecting section 66 can be completely screwed into the threaded joint 63 after the nut 65 is installed.
In the embodiment, the non-dismantling composite heat-insulating template is a prefabricated part and is prefabricated in a factory, a steel wire mesh 2 is arranged in a protective layer 1, the protective layer 1 is poured after a U-shaped bolt 61 is fixedly connected with the steel wire mesh 2 when the protective layer 1 is manufactured, the protective layer 1 is placed above the protective layer 1, the open end of the U-shaped bolt 61 penetrates through the heat-insulating layer 3, then an adhesive layer 4 is manufactured, a threaded connection section 66 at the end part of the U-shaped bolt 61 extends out of the end surface of the adhesive layer 4, after the adhesive layer 4 is solidified, a gasket 64 and a nut 65 are arranged on the threaded connection section 66 to fix the adhesive layer 4, the structure can increase the stability of the integral structure of the non-dismantling composite heat-insulating template, the protective layer 1, the heat-insulating layer 3 and the adhesive layer 4 are effectively prevented from being separated in the transportation and installation processes, the length of the threaded connection section 66 extending out of the nut 65 is the reserved length connected with a threaded joint 63, and the extending length of the U-shaped connecting straight section 62 is greatly shortened after being dismantled, convenient transportation and stacking. When the cast-in-place reinforced concrete wall structure is constructed, the connecting straight section 62 is firstly installed on the non-dismantling composite heat-insulating template, then construction is carried out, namely the threaded joint 63 at one end of the connecting straight section 62 is connected with the threaded connecting section 66 at one side of the bonding layer 4, and after construction, the connecting straight section 62 is fixed in the cast-in-place reinforced concrete structure layer 5, so that the non-dismantling composite heat-insulating template is fixed on the outer side of the concrete shear wall. The non-dismantling composite heat-insulating template does not need to be dismantled and is directly used for external heat insulation of the reinforced concrete wall, the heat-insulating system is firmly connected with the main structure, the durability of the heat-insulating system is improved, and the integration of the heat-insulating structure is realized; and the installation is convenient, and the transportation is convenient.
In the construction method of the disassembly-free composite heat-insulation template provided by the embodiment, during construction, firstly, the connecting straight section 62 is installed on the disassembly-free composite heat-insulation template, and the threaded joint 63 at one end of the connecting straight section 62 is connected with the threaded connecting section 66 at the outer side of the bonding layer 4; according to the structure of the wall body, the non-dismantling composite heat-insulating template is used as an outer template of the reinforced concrete shear wall to be fixed, the protective layer 1 is positioned on the outer side, the bonding layer 4 is positioned on the inner side, the non-dismantling composite heat-insulating template and an inner template of the wall body form a pouring template structure, and the connecting straight section 62 is positioned between the inner template and the outer template; pouring a reinforced concrete structure layer; after the pouring is finished, the part of the U-shaped connecting piece 6 extending out of the bonding layer 4 is positioned in the cast-in-place reinforced concrete structure layer 5 and is condensed with the cast-in-place reinforced concrete structure layer into a whole, and the disassembly-free composite heat-insulation template is fixed on the outer side of the cast-in-place concrete shear wall and directly used for heat insulation outside the reinforced concrete wall body without disassembly.
To sum up, the utility model provides a non-dismantling composite heat preservation template, including protective layer 1, heat preservation 3 and tie coat 4, non-dismantling composite heat preservation template fixes as reinforced concrete shear wall outside template, the protective layer is located the outside, the tie coat is located the inboard, the part that U-shaped connecting piece 6 stretches out tie coat 4 is located cast-in-place reinforced concrete structural layer 5 and concretes as an organic whole with it, make non-dismantling composite heat preservation template fix in the outside of concrete shear wall, need not to dismantle, use as the external heat preservation of reinforced concrete wall directly, heat preservation system is firm with the major structure connection, improve the durability of heat preservation system, realize the heat preservation structural integration, avoid the problem that the current outer wall heat preservation system drops because of connecting insecurely; the steel wire mesh 2 is additionally arranged in the protective layer 1, so that the crack resistance of the non-dismantling composite heat-insulation template is improved, and the quality problems of heat-insulation layer cracking, water seepage and the like caused by the influence of the external environment are avoided; the disassembly-free composite heat-insulation template is prefabricated in a factory, the whole structure is stable, the installation is convenient, the connection is stable, the construction process is simplified, the construction efficiency is improved, the construction requirement of an assembly type building can be met, and good social benefit and economic benefit are achieved.
The U-shaped connecting piece 6 and the disassembly-free composite heat-insulation template main body can adopt a split structure design, the U-shaped connecting piece 6 is arranged on the disassembly-free composite heat-insulation template during construction, and then pouring is carried out, so that the disassembly-free composite heat-insulation template is convenient to transport.
U-shaped connecting piece 6 can adopt sectional type structural design, and U-shaped bolt 61 is prefabricated as overall structure in exempting from to tear open compound incubation template, connects straight section 62 and passes through screwed joint 63 and U-shaped bolt 61 releasable connection, connects on straight section 62 installs exempting from to tear open compound incubation template before the construction, and the installation is simple, convenient operation, the transportation of being convenient for.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a exempt from to tear open compound incubation template, includes protective layer, heat preservation, tie coat and U-shaped connecting piece, a serial communication port, the heat preservation is located between protective layer and the tie coat, is provided with the wire net in the protective layer, and the open end of U-shaped connecting piece passes and stretches out the terminal surface of tie coat in wire net, heat preservation, the tie coat in proper order, exempt from to tear open compound incubation template and cast in situ reinforced concrete structural layer and be connected through the U-shaped connecting piece, and the tie coat is connected with cast in situ reinforced concrete structural layer, and the part that the U-shaped connecting piece stretches out the tie coat is located cast in situ reinforced concrete structural layer after concrete placement accomplishes.
2. The disassembly-free composite heat-preservation formwork of claim 1, wherein the protective layer is lightweight aggregate or reinforced concrete; the bonding layer is a cement mortar layer.
3. The disassembly-free composite heat-insulation template as claimed in claim 1, wherein the thickness of the protective layer is 15-60mm, the thickness of the heat-insulation layer is 30-150mm, the heat-insulation layer is made of fireproof heat-insulation materials, and the thickness of the bonding layer is 5-15 mm.
4. The disassembly-free composite heat-preservation formwork of claim 3, wherein the U-shaped connecting piece is made of steel bars or composite materials and has a diameter of 6-8 mm; the length of the U-shaped connecting piece is 250mm-400 mm; the diameter of the steel wire in the steel wire mesh is 3-4mm, and the size of the grid in the steel wire mesh is 50-100 mm.
5. The disassembly-free composite heat-insulation template as claimed in claim 1, wherein the protective layer, the heat-insulation layer and the bonding layer are respectively provided with a plurality of connecting piece mounting holes matched with the U-shaped connecting pieces, the connecting piece mounting holes penetrate from the outer side of the protective layer to the outer side of the bonding layer, and the outer side of the protective layer is provided with a connecting piece mounting groove matched with the closed end of the U-shaped connecting piece; the depth of the connecting piece mounting groove is 10-15mm, and the U-shaped connecting piece and the connecting piece mounting hole are in interference fit.
6. The disassembly-free composite heat-preservation formwork of claim 1, wherein the U-shaped connecting piece comprises a U-shaped bolt, a connecting straight section, a threaded joint and a nut, the threaded joint is fixed at one end of the connecting straight section, the connecting straight section is detachably connected with the U-shaped bolt through the threaded joint, and a threaded connecting section matched with the threaded joint is arranged at the end part of the U-shaped bolt; the U-shaped bolt is fixed in the non-dismantling composite heat preservation template, the threaded connection section of the end part of the U-shaped bolt extends out of the end face of the bonding layer, the nut is installed on the threaded connection section and is located at the end face of the bonding layer, and a gasket is arranged between the nut and the bonding layer.
7. The non-dismantling composite heat-insulating formwork according to claim 6, wherein the length of the threaded connecting section extending out of the adhesive layer is 45-65mm, and the length of the threaded joint is 40-60 mm.
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| CN202120583654.7U CN214994967U (en) | 2021-03-23 | 2021-03-23 | Non-dismantling composite heat-insulating template |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047479A (en) * | 2021-03-23 | 2021-06-29 | 浙江优爱德建筑科技有限责任公司 | Non-dismantling composite heat-insulating template and construction method thereof |
| CN114482304A (en) * | 2022-01-17 | 2022-05-13 | 中建八局第二建设有限公司 | Construction method of composite insulation board of building |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047479A (en) * | 2021-03-23 | 2021-06-29 | 浙江优爱德建筑科技有限责任公司 | Non-dismantling composite heat-insulating template and construction method thereof |
| CN114482304A (en) * | 2022-01-17 | 2022-05-13 | 中建八局第二建设有限公司 | Construction method of composite insulation board of building |
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