CN113356429A - Steel truss heat-insulating sound-insulating hollow floor support plate - Google Patents
Steel truss heat-insulating sound-insulating hollow floor support plate Download PDFInfo
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- CN113356429A CN113356429A CN202110711982.5A CN202110711982A CN113356429A CN 113356429 A CN113356429 A CN 113356429A CN 202110711982 A CN202110711982 A CN 202110711982A CN 113356429 A CN113356429 A CN 113356429A
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- air bag
- truss
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
- E04B5/36—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor
- E04B5/38—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element
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Abstract
The invention discloses a steel truss heat-insulation sound-insulation hollow floor support plate.A truss of the steel truss heat-insulation sound-insulation hollow floor support plate is arranged on a steel pipe beam and comprises a truss system, wherein the truss system is fixedly connected with the steel pipe beam, the truss system is provided with an installation space, an air bag is arranged in the installation space, the installation space is suitable for filling concrete, and the floor support plate is formed after the concrete is molded and solidified; before the concrete is completely solidified, the gas in the air bag is discharged to form a storage state, and the air bag is drawn out from the concrete, so that a cavity is formed in the floor support plate. Like this, be equipped with the gasbag through installing the space that constitutes in the truss system for the concrete quantity that can fill in installing the space reduces, can also reduce cost when reducing weight, and the bearing capacity of floor carrier plate is strengthened simultaneously, so that the market competition of floor carrier plate is promoted.
Description
Technical Field
The invention relates to the technical field of fabricated buildings, in particular to a steel truss heat-preservation and sound-insulation hollow floor support plate.
Background
In modern technology, the use of floor decks is of great importance to the construction industry. But the building carrier plate among the current assembly type building technology, it transports the building site again to process into the coincide floor in processing mill usually and installs, thus, not only make the transportation of building carrier plate comparatively inconvenient, promote the manufacturing cost of building carrier plate, reduce the market competition of building carrier plate, and damage the building carrier plate easily in the transportation easily, make the performance of building carrier plate descend, and the building carrier plate need carry out secondary equipment at the scene and pour the concrete, the weight of building carrier plate is great, and the equipment quality of coincide building carrier plate and steel construction roof beam is stable inadequately, the bearing capacity of building carrier plate is lower.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention aims to provide the steel truss heat-insulation sound-insulation hollow floor support plate which is high in bearing capacity, low in production cost and low in self weight.
According to the steel truss heat-insulation sound-insulation hollow floor bearing plate provided by the embodiment of the invention, the truss of the floor bearing plate is arranged on a steel pipe beam and comprises a truss system, the truss system is fixedly connected with the steel pipe beam, the truss system is provided with an installation space, an air bag and a template are arranged in the installation space, the template is suitable for bearing on the truss system, so that the installation space is suitable for filling concrete, and the floor bearing plate is formed after the concrete is molded and solidified; the airbag has a use state in which the airbag is filled with gas and has a circular tube shape, and a storage state in which the gas in the airbag is discharged and the airbag is in a deflated state. When the concrete is poured in the installation space, the air bag is in the using state, before the concrete is completely solidified, the air in the air bag is discharged to form a containing state, and the air is drawn out from the concrete, so that a cavity is formed in the floor support plate.
According to the steel truss heat-insulation sound-insulation hollow floor support plate disclosed by the embodiment of the invention, the air bags are arranged in the installation space constructed in the truss system, so that the quantity of concrete which can be filled in the installation space is reduced, the weight is reduced, the cost is also reduced, and meanwhile, the bearing capacity of the floor support plate is enhanced, so that the market competitiveness of the floor support plate is improved.
In some embodiments, the air bag is provided with an air bag opening, the air bag opening is arranged at one end of the air bag, the air bag opening is suitable for inflating and deflating, and a 30-degree elbow is arranged at one end of the air bag opening.
In some embodiments, the truss system comprises: the fixing parts are distributed at intervals in the horizontal direction, each group of fixing parts comprises a first fixing part and a second fixing part, the first fixing part and the second fixing part are parallel to each other and are spaced apart in the vertical direction, the central axis of the first fixing part and the central axis of the second fixing part are positioned in the same vertical plane, and the first fixing part and the second fixing part are the same in length; the connecting part is suitable for connecting a fixing part.
In some embodiments, the connection portion includes: the first connecting part is in a continuous curve shape, and each first connecting part is connected between the first fixing part and the second fixing part; the second connecting parts are multiple, each second connecting part is connected between the adjacent second fixing parts, the third connecting parts are multiple, each third connecting part is connected between the adjacent second fixing parts, and the third connecting parts and the second connecting parts are arranged in parallel.
In some embodiments, the connecting portions further include a plurality of fourth connecting portions and a plurality of fifth connecting portions, the plurality of fourth connecting portions are longitudinally connected between adjacent second connecting portions, and the plurality of fourth connecting portions are arranged at intervals in the transverse direction; the fifth connecting parts are arranged between the third connecting parts in the transverse direction, the number of the fifth connecting parts is multiple, the fifth connecting parts are arranged at intervals in the transverse direction, and at least part of the fifth connecting parts are connected with the multiple first connecting parts; the first fixing portion, the second fixing portion, the first connecting portion, the second connecting portion, the third connecting portion, the fourth connecting portion, the fifth connecting portion and the connecting plates are all fixed by welding, the truss system is formed by welding two or more than two of the first fixing portion into a group, and a formwork and a heat-insulating sound-insulating plate are mounted on the first fixing portion to form the mounting space.
In some embodiments, the first fixing portion is a flat steel plate, the second fixing portion is a steel bar, the connecting portions are steel bars, and the connecting plate is a steel plate.
In some embodiments, the form is a detachment-free form, the form is adapted to be installed between the adjacent first connecting portions, the form is disposed on one side of the first fixing portion facing the second fixing portion, and the form is attached to or riveted with the first fixing portion.
In some embodiments, the heat-insulating and sound-insulating board covers the formwork, the shape of the heat-insulating and sound-insulating board is the same as that of the formwork and is rectangular, the length of the heat-insulating and sound-insulating board is the same as that of the formwork, and the width of the heat-insulating and sound-insulating board is the same as that of the formwork.
In some embodiments, the steel pipe beam further comprises a connecting plate, and the connecting plate is suitable for being welded and fixed with the steel pipe beam.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a portion of a truss system in accordance with an embodiment of the invention;
FIG. 2 is a schematic structural view of a truss system of an embodiment of the invention;
fig. 3 is a schematic structural view of a floor deck according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a floor deck according to an embodiment of the present invention
FIG. 5 is a schematic structural view of a truss system of an embodiment of the invention;
FIG. 6 is a schematic structural view of a truss system of an embodiment of the invention;
FIG. 7 is a schematic structural view of a truss system of an embodiment of the invention;
FIG. 8 is a schematic structural view of a truss system of an embodiment of the invention;
fig. 9 is a schematic structural view of a floor deck according to an embodiment of the present invention;
fig. 10 is a schematic structural view of a floor deck according to an embodiment of the present invention;
FIG. 11 is a schematic structural view of a truss system of an embodiment of the invention;
reference numerals:
a truss system 10, an installation space 11, concrete 12, a steel truss heat-insulation sound-insulation hollow floor support plate 20, a steel pipe beam 21,
a fixing portion 100, a first fixing portion 110, a first connecting notch 111, a second fixing portion 120,
a connection part 200, a first connection part 210, a second connection part 220, a third connection part 230, a fourth connection part 240, and a fifth connection part 250
The number of the templates 300 is such that,
the heat-insulating and sound-insulating board 400,
the decorative plate 500 is provided with a decorative plate,
the connection plate 600 is connected to the main body,
the gap (700) is formed between the first and second substrates,
Detailed Description
Embodiments of the present invention will be described in detail below, the embodiments described with reference to the drawings being illustrative, and the embodiments of the present invention will be described in detail below.
The cast-in-place concrete hollow floor support plate utilizes the concept of prefabricating a hollow floor slab, the hollow air bag pipes are embedded into a steel truss system and are arranged according to a certain direction and are inflated and fixed, the air bag pipes are drawn out after the cast-in-place concrete is formed and initially set, and the original solid concrete floor support plate is changed into the hollow floor support plate. The composite floor slab has the advantages that the composite floor slab can not only preserve heat, but also has good sound insulation performance, can effectively reduce the dead weight of the structure, weakens the earthquake force, correspondingly reduces the loads of a main beam, a column, a wall and a foundation of the supporting floor slab, and can greatly reduce the material consumption of structural members. The building is suitable for large-span, large-load and large-space buildings.
A steel truss thermal and acoustic insulation hollow floor deck 20 erected on a steel pipe beam, including the truss system 10, according to an embodiment of the present invention will be described with reference to fig. 1 to 11.
Specifically, the truss system 10 is fixedly connected with the steel pipe beam 21, the truss system 10 is provided with an installation space 11, an air bag 900 is arranged in the installation space 11, the installation space 11 is suitable for filling concrete 12, and the concrete 12 is formed and solidified to form a hollow steel truss heat-insulation sound-insulation hollow floor support plate 20; the air bag 900 has a use state and a storage state, the air bag 900 is filled with gas and has a circular longitudinal section in the use state, the gas in the air bag 900 is discharged in the storage state, the air bag 900 is in a shriveled state along the arrangement direction, when the concrete 12 is poured in the installation space 11, the air bag 900 is in the use state, before the concrete 12 is completely solidified, the gas in the air bag 900 is discharged to form the storage state and is extracted from the concrete 12, so that the cavity 910 is formed in the steel truss heat-preservation and sound-insulation hollow floor support plate 20.
It can be understood that, pour at concrete 12 and get into before installing space 11, place gasbag 900 and install, aerify and fix in installing space 11, the space that gasbag 900 that is full of gas occupied for concrete 12's use amount reduces, thereby reduce the weight of steel truss heat preservation sound insulation hollow building carrier plate 20, and practice thrift manufacturing cost, simultaneously, set up the shock resistance that cavity 910 can improve the building carrier plate, promotion concrete 12 that can be better keeps warm and gives sound insulation the effect. After the concrete 12 is molded, air in the air bag 900 is discharged, so that the air bag 900 is in a shriveled state, the air bag 900 is more convenient to draw out, the scratch and the rubbing of the concrete 12 on the air bag 900 can be reduced, the service life of the air bag 900 is prolonged, meanwhile, the air bag 900 in a shrinkage state can be more convenient to store, and the utilization rate of the air bag 900 in repeated use is improved. In addition, the inflatable air bag 900 can be conveniently transported, so that the production cost of the steel truss heat-preservation and sound-insulation hollow floor support plate 20 is reduced.
Certainly, this application is not limited to this, and the floor carrier plate of traditional building can both be equipped with gasbag 900 in concrete 12 when cast in situ concrete to give out and recycle the air in gasbag 900 before concrete 12 complete molding, make the manufacturing cost of traditional building obtain reducing, and bearing capacity obtains the reinforcing, and the shock resistance promotes.
It should be noted that the steel truss thermal insulation and sound insulation hollow floor support plate 20 according to the embodiment of the present invention needs to be connected to the steel pipe beam 21 after the truss system 10 is constructed. Therefore, when constructing the steel truss heat-insulation sound-insulation hollow floor support plate 20, the connection between the truss system 10 and the steel pipe beam 21 is more stable and reliable, so that the structural strength of the steel truss heat-insulation sound-insulation hollow floor support plate 20 constructed by the truss system 10 is improved, the market competitiveness of the steel truss heat-insulation sound-insulation hollow floor support plate 20 is improved, meanwhile, the transportation of the truss system 10 is simpler, the transportation cost of the truss system 10 is reduced, and the economic applicability of the steel truss heat-insulation sound-insulation hollow floor support plate 20 is improved.
Of course, the present application is not limited thereto, and the truss system 10 may also be fixedly connected to the concrete frame girder by the connection plate 600. Therefore, the truss system 10 can be connected with the concrete frame beam and construct the steel truss heat-insulation sound-insulation hollow floor support plate 20, so that the applicability of the truss system 10 is improved, and the market competitiveness of the steel truss heat-insulation sound-insulation hollow floor support plate 20 is high.
Further, the air bag 900 is further arranged in the installation space 11, and when the air bag 900 in the use state is arranged in the installation space 11, the air bag 900 in the use state can occupy more volume in the installation space 11, so that the amount of concrete 12 which can be poured in the installation space 11 is reduced, and the production cost of the steel truss heat-insulation and sound-insulation hollow floor support plate 20 can be reduced. Meanwhile, the air bags 900 are arranged at intervals, so that the quantity of concrete 12 contained in the installation space 11 is further reduced, the production cost of the steel truss heat-insulation and sound-insulation hollow floor support plate 20 is further reduced, and the economical efficiency of the steel truss heat-insulation and sound-insulation hollow floor support plate 20 is improved. Furthermore, after the concrete 12 among the plurality of air bags 900 arranged at intervals is solidified, the bearing capacity of the steel truss heat-insulation and sound-insulation hollow floor support plate 20 is improved. Meanwhile, the air bag 900 is deflated before the concrete 12 is completely solidified, so that the air bag 900 can be drawn out more simply and conveniently, and the production efficiency of the steel truss heat-insulating and sound-insulating hollow floor support plate 20 is improved. At the same time, after the bladder 900 is withdrawn, individual cavities 910 are formed in the concrete 12. In addition, the air bag 900 can be recycled, so that the cost of the steel truss heat-insulation and sound-insulation hollow floor support plate 20 is further reduced. Moreover, the gasbag 900 that is in the state of accomodating can carry out the rolling to be convenient for follow-up gasbag 900's used repeatedly, promote gasbag 900's life, thereby make steel truss heat preservation sound insulation hollow building carrier plate 20's manufacturing cost obtain reducing, promote steel truss heat preservation sound insulation hollow building carrier plate 20's market competition.
According to the steel truss heat-insulation sound-insulation hollow floor support plate 20 disclosed by the embodiment of the invention, the air bags 900 are arranged in the installation space 11 constructed in the truss system 10, so that the quantity of concrete 12 capable of being filled in the installation space 11 is reduced, the weight is reduced, the cost is reduced, meanwhile, the bearing capacity of the steel truss heat-insulation sound-insulation hollow floor support plate 20 is enhanced, and the market competitiveness of the steel truss heat-insulation sound-insulation hollow floor support plate 20 is improved.
In addition, take out gasbag 900 before concrete 12 solidifies completely, not only can let can have the comparatively stable cavity 910 of structure in the hollow building carrier plate 20 that gives sound insulation of steel truss heat preservation, the bearing capacity of the hollow building carrier plate 20 that gives sound insulation of steel truss heat preservation is promoted, gasbag 900 can used repeatedly moreover for the manufacturing cost of the hollow building carrier plate 20 that gives sound insulation of steel truss heat preservation is further reduced.
In some embodiments, balloon 900 is made of pvc fiber tubing. The pvc fiber pipe has higher flexibility and ductility, and the service life of the air bag 900 is longer, so that the air bag 900 can be used for a plurality of times, and the production cost of the steel truss heat-insulation and sound-insulation hollow floor support plate 20 is further reduced.
In some embodiments, the airbag 900 is provided with an airbag opening 920, the airbag opening 920 is provided at one end of the airbag 900, the airbag opening 920 is suitable for inflation and deflation, and a 30-degree elbow is provided at one end of the airbag opening 920, and the elbow is installed upwards and exposed out of the floor deck so as to facilitate the extraction of the airbag 900 and reduce the resistance. Like this, gasbag 900 can inflate and the gassing through gasbag mouth 920, and the use of gasbag 900 is more simple and convenient, promotes the efficiency of constructing of steel truss heat preservation and sound insulation hollow building carrier plate 20.
As shown in fig. 1 and 2, in some embodiments, the truss system 10 includes: a fixing portion 100 and a connecting portion 200.
Specifically, the fixing portions 100 are a plurality of sets, the fixing portions 100 are distributed at intervals in the horizontal direction, each set of fixing portion 100 includes a first fixing portion 110 and a second fixing portion 120, the first fixing portion 110 and the second fixing portion 120 are parallel to each other and spaced apart in the vertical direction, the central axis of the first fixing portion 110 and the central axis of the second fixing portion 120 are located in the same vertical plane, and the lengths of the first fixing portion 110 and the second fixing portion 120 are the same; the connecting portion 200 is adapted to connect the fixing portion 100.
It should be noted that the fixing portion 100 is adapted to provide an assembly structure, and the connecting portion 200 is adapted to connect the fixing portion 100, so that the structural strength of the fixing portion 100 is improved, the structural bearing capacity of the truss system 10 is improved, the structure of the truss system 10 is more stable, and the truss system can adapt to more environmental conditions, so that the market competitiveness of the truss system 10 is improved.
In this way, by providing the first fixing portion 110 and the second fixing portion 120 and using the connecting portion 200 to connect and fix, the connection between the first fixing portion 110 and the second fixing portion 120 is more stable and reliable, so that the structural strength of the truss system 10 is improved, and the bearing capacity of the steel truss thermal-insulation and sound-insulation hollow floor support plate 20 is improved.
Further, the fixing portion 100 includes a plurality of fixing portions 100, the plurality of fixing portions 100 includes a first fixing portion 110 and a second fixing portion 120 that are vertically distributed, the first fixing portion 110 is adapted to be carried at a lowermost side, the second fixing portion 120 is adapted to be connected at an uppermost side, and a connecting portion 200 is disposed between the first fixing portion 110 and the second fixing portion 120 for connection and fixation, so that connection stability between the first fixing portion 110 and the second fixing portion 120 can be improved, and the structure of the truss system 10 is more stable and reliable.
In some embodiments, the connection portion 200 includes: a first connecting portion 210, a second connecting portion 220 and a third connecting portion 230, wherein the first connecting portion 210 is in a continuous curve shape, and each first connecting portion 210 is connected between the first fixing portion 110 and the second fixing portion 120; the number of the second connection parts 220 is plural, each of the second connection parts 220 is connected between adjacent second fixing parts 120, the number of the third connection parts 230 is plural, each of the third connection parts 230 is connected between adjacent second fixing parts 120, and the third connection parts 230 are arranged in parallel with the second connection parts 220.
In this way, the first connecting portion 210 is adapted to connect the first fixing portion 110 and the second fixing portion 120, improving structural stability, so that the structural strength of the truss system 10 is improved. Meanwhile, a second connecting portion 220 and a third connecting portion 230 are further disposed between the second fixing portions 120, and the second connecting portion 220 and the third connecting portion 230 are adapted to increase the connection stability of the truss system 10, so that the bearing capacity of the truss system 10 is improved.
In some embodiments, the connection portion 200 further includes a fourth connection portion 240 and a fifth connection portion 250, the fourth connection portion 240 is plural, a plurality of fourth connection portions 240 are longitudinally connected between adjacent second connection portions 220, and the plurality of fourth connection portions 240 are arranged at intervals in the transverse direction; the fifth connection parts 250 are transversely arranged between the third connection parts 230, the fifth connection parts 250 are multiple, and the fifth connection parts 250 are arranged at intervals in the transverse direction;
the first fixing portion 110, the second fixing portion 120, the first connecting portion 210, the second connecting portion 220, the third connecting portion 230, the fourth connecting portion 240, and the fifth connecting portion 250 are all welded and fixed to form a steel truss frame, the detachment-free form 300 and the heat-insulating and sound-insulating plate 400 are mounted on the shoulder steel of the first fixing portion 110 to form the truss system 10, an installation space 11 is formed, and the installation space 11 is suitable for installing the concrete 12.
In this way, when the fixing portion 100 and the connecting portion 200 are assembled to construct the truss system 10, the connection configuration between the respective structural members is more definite, so that the truss system 10 is more convenient to construct, the assembling efficiency of the truss system 10 is improved, the production cost of the truss system 10 is reduced, and the market competitiveness of the truss system 10 is improved.
It is understood that during the manufacturing process of the truss system 10, the fixing portions 100 and the connecting portions 200 may be welded to form the truss system 10.
In this way, by using the fixing portion 100 and the connecting portion 200 to be welded to form the truss system 10, not only the structure of the truss system 10 is more stable and the usability of the truss system 10 is improved, but also the transportation of the truss system 10 is more convenient and the cost is reduced, so that the market competitiveness of the truss system 10 is improved.
In some embodiments, the first fixing portion 110 is a flat steel plate, the second fixing portion 120 is a steel bar, the connecting portion 200 is a steel bar, and the connecting plate 600 is a steel plate.
Like this, use the flat steel plate as first fixed part 110, not only can reduce the use material of first fixed part 110 for the manufacturing cost of first fixed part 110 obtains promoting to save, can let first fixed part 110 have bigger surface contact area moreover, thereby the area of contact that has when constructing steel truss heat preservation sound insulation hollow floor carrier plate 20 is bigger, and steel truss heat preservation sound insulation hollow floor carrier plate 20's structural stability obtains promoting. In the same way, the use of flat steel plates as 120 can further improve the structural strength, so that the usability of the truss system 10 can be improved.
As shown in fig. 4, in some embodiments, the truss system 10 further includes a template 300, the template 300 is adapted to be installed between the adjacent first connecting portions 210, and the template 300 is installed on a side of the first fixing portion 110 facing the second fixing portion 120, and the template 300 is adhered or riveted to the first fixing portion 110.
It can be understood that, during the use of the truss system 10, the template 300 is further erected on the adjacent first fixing portions 110, and the template 300 can be carried between the first fixing portions 110 of the two trusses to close the lower end of the truss system 10, so that when the truss system 10 constructs the steel truss heat and sound insulation hollow floor support plate 20, the concrete 12 is prevented from falling and missing, and the economy of the steel truss heat and sound insulation hollow floor support plate 20 is improved. Furthermore, the form 300 is further clamped on the side of the first fixing portion 110 facing the second fixing portion 120, so that when the form 300 and the form 300 form the concrete 12 poured on the steel truss thermal insulation and sound insulation hollow floor support plate 20, the bearing capacity of the steel truss thermal insulation and sound insulation hollow floor support plate 20 can be improved by transferring the bearing capacity to the first fixing portion 110. Meanwhile, the template 300 and the first fixing portion 110 are connected by bonding, so that the cost can be reduced, and the economic applicability of the truss system 10 can be improved.
Furthermore, the template 300 and the first fixing portion 110 may be fixed by riveting with flat head screws. Compared with the bonding, the riveting has higher stability, so that the connection between the template 300 and the first fixing portion 110 is more stable and reliable, and the structural strength of the truss system 10 is improved. Meanwhile, compared with the bonding connection, the riveting connection has higher mechanization degree, so that the labor cost can be reduced, the market competitiveness of the truss system 10 is improved, the connection efficiency between the template 300 and the first fixing part 110 can be improved, and the production efficiency of the truss system 10 is improved.
As shown in fig. 5, in some embodiments, a gap 700 is formed between the formwork 300 and the first connecting portion 210, concrete is filled in the gap 700, and the width of the gap 700 is 30-60mm or less. Like this, concrete 12 can be filled to clearance 700 for the whole thickness of steel truss heat preservation and sound insulation hollow building carrier plate 20 reduces, and simultaneously, clearance 700 can also constitute the rib roof beam after installing concrete 12, and the rib roof beam has higher structural strength, thereby lets the structure of steel truss heat preservation and sound insulation hollow building carrier plate 20 more reliable and stable.
As shown in FIG. 5, in some embodiments, the truss system 10 further includes an insulating acoustical panel 400, the insulating acoustical panel 400 is covered on the form 300, the insulating acoustical panel 400 has a shape that is the same as the shape of the form 300 and is rectangular, the insulating acoustical panel 400 has a length that is the same as the length of the form 300, and the insulating acoustical panel 400 has a width that is the same as the width of the form 300. It can be understood that the heat-insulating and sound-insulating plate 400 is arranged above the template 300, and can prevent the heat from losing from the steel truss heat-insulating and sound-insulating hollow floor support plate 20, so that the market competitiveness of the steel truss heat-insulating and sound-insulating hollow floor support plate 20 constructed by the truss system 10 is improved, and the competitive practicability of the steel truss heat-insulating and sound-insulating hollow floor support plate 20 is increased.
Moreover, a water and electricity pipeline can be arranged between the first fixing portion 110 and the second fixing portion 120, and the water and electricity pipeline can facilitate assembly and construction of subsequent installation engineering, so that the use performance of the truss system 10 is improved, and the market competitiveness of the truss system 10 is further improved.
In some embodiments, the truss system 10 can also be coupled to a trim panel 500. Specifically, the decoration plate 500 is disposed on a side of the first fixing portion 110 away from the second fixing portion 120, and the decoration plate 500 is bolted to the first fixing portion 110. Like this, can also be fixed with decorative board 500 on first fixed part 110, first fixed part 110 can provide fixed position for steel truss heat preservation sound insulation hollow building carrier plate 20 at follow-up and fitment in-process, subtract the installation of furred ceiling fossil fragments, thereby make the interior space obtain make full use of and let steel truss heat preservation sound insulation hollow building carrier plate 20's result of use obtain promoting, the outward appearance is beautified, and can be convenient for follow-up fitment, avoid the fitment to the influence of steel truss heat preservation sound insulation hollow building carrier plate 20's structural strength, make steel truss heat preservation sound insulation hollow building carrier plate 20's performance obtain promoting.
As shown in fig. 8, 9 and 10, in some embodiments, the truss system 10 further includes a connecting plate 600, the connecting plate 600 being adapted to be welded to the steel tubular beam 21. Like this, in truss system 10's use, can carry out welded fastening to truss system 10 through connecting plate 600, make building carrier plate 20's bearing capacity transmit to the steel pipe roof beam on to more reliable and stable when letting truss system 10 framework steel truss heat preservation give sound insulation hollow building carrier plate 20, promote the stability of steel truss heat preservation give sound insulation hollow building carrier plate 20.
Other constructions and operations of the steel truss thermal and acoustic insulation hollow floor deck 20 according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. A steel truss heat-insulation sound-insulation hollow floor bearing plate is characterized by comprising a truss system, wherein the truss system is fixedly connected with a steel pipe beam, the truss system is provided with an installation space, an air bag and a template are arranged in the installation space, the template is suitable for bearing on the truss system, so that the installation space is suitable for filling concrete, and the floor bearing plate is formed after the concrete is molded and solidified;
the air bag is filled with gas and is in a circular tube shape in the using state, the gas in the air bag is discharged in the storage state, the air bag is in a shriveled state, when the concrete is poured in the installation space, the air bag is in the using state, and before the concrete is completely solidified, the gas in the air bag is discharged to form the storage state and is extracted from the concrete, so that a cavity is formed in the floor deck.
2. The steel truss thermal insulation and sound insulation hollow floor support plate according to claim 1, wherein an air bag port is formed in the air bag, the air bag port is formed in one end of the air bag, the air bag port is suitable for inflation and deflation, a 30-degree elbow is arranged at one end of the air bag port, and the elbow is installed upwards and exposed out of the floor support plate.
3. The steel truss thermal and acoustic insulation hollow floor deck according to claim 1, wherein the truss system comprises:
the fixing parts are distributed at intervals in the horizontal direction, each group of fixing parts comprises a first fixing part and a second fixing part, the first fixing part and the second fixing part are parallel to each other and are spaced apart in the vertical direction, the central axis of the first fixing part and the central axis of the second fixing part are positioned in the same vertical plane, and the first fixing part and the second fixing part are the same in length;
a connecting portion adapted to connect a fixing portion.
4. The steel truss thermal insulation and sound insulation hollow floor deck according to claim 3, wherein the connecting part comprises:
the first connecting parts are in a continuous curve shape, and each first connecting part is connected between the first fixing part and the second fixing part;
a plurality of second connecting parts, each of which is connected between adjacent second fixing parts;
the third connecting parts are multiple, each third connecting part is connected between the adjacent second fixing parts, and the third connecting parts and the second connecting parts are arranged in parallel.
5. The steel truss heat-insulating and sound-insulating hollow floor deck according to claim 4, wherein the connecting parts further comprise a plurality of fourth connecting parts, the plurality of fourth connecting parts are longitudinally connected between the adjacent second connecting parts, and the plurality of fourth connecting parts are arranged at intervals in the transverse direction;
the fifth connecting parts are arranged between the third connecting parts in the transverse direction, the number of the fifth connecting parts is multiple, the fifth connecting parts are arranged at intervals in the transverse direction, and at least part of the fifth connecting parts are connected with the first connecting parts;
the first fixing portion, the second fixing portion, the first connecting portion, the second connecting portion, the third connecting portion, the fourth connecting portion and the fifth connecting portion are all fixed by welding, the truss system is formed by welding two or more than two members into a group, and a formwork and a heat-insulating sound-insulating board are installed on the first fixing portion to construct the installation space.
6. The steel truss thermal insulation and sound insulation hollow floor deck according to claim 5, wherein the first fixing portion is a flat steel plate, the second fixing portion is a steel bar, and the connecting portions are steel bars.
7. The steel truss heat-insulating and sound-insulating hollow floor support plate according to claim 5, wherein the formwork is a disassembly-free formwork, the formwork is suitable for being installed between the adjacent first connecting portions, the formwork is arranged on one side, facing the second fixing portion, of the first fixing portion, and the formwork is connected with the first fixing portion in a sticking or riveting mode.
8. The steel truss thermal insulation and sound insulation hollow floor bearing plate according to claim 7, wherein the thermal insulation and sound insulation plate covers the formwork, the thermal insulation and sound insulation plate is rectangular and has the same shape as the formwork, the thermal insulation and sound insulation plate has the same length as the formwork, and the thermal insulation and sound insulation plate has the same width as the formwork.
9. The steel truss thermal insulation and sound insulation hollow floor deck according to claim 5, further comprising a connecting plate, wherein the connecting plate is suitable for being welded and fixed with the steel pipe beams.
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| CN202110711982.5A CN113356429A (en) | 2021-06-25 | 2021-06-25 | Steel truss heat-insulating sound-insulating hollow floor support plate |
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| CN202110711982.5A CN113356429A (en) | 2021-06-25 | 2021-06-25 | Steel truss heat-insulating sound-insulating hollow floor support plate |
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