CN216616427U - Simple and convenient formwork disassembly-free structure wallboard and wall structure - Google Patents
Simple and convenient formwork disassembly-free structure wallboard and wall structure Download PDFInfo
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- CN216616427U CN216616427U CN202122789125.5U CN202122789125U CN216616427U CN 216616427 U CN216616427 U CN 216616427U CN 202122789125 U CN202122789125 U CN 202122789125U CN 216616427 U CN216616427 U CN 216616427U
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Abstract
The utility model provides a simple and convenient form-stripping-free structural wallboard and a wall body structure, and relates to the technical field of building assembly type, wherein the simple and convenient form-stripping-free structural wallboard comprises an inner wallboard and an outer wallboard, the inner wallboard and the outer wallboard are arranged oppositely, a pouring cavity is formed between the inner wallboard and the outer wallboard, the inner wallboard and the outer wallboard respectively comprise a concrete template protective layer, and a plurality of steel bar trusses which are arranged at intervals are arranged on the concrete template protective layer; the steel bar truss comprises an upper chord rib, a lower chord rib and a middle web rib, wherein the middle web rib connects the upper chord rib and the lower chord rib to form a frame body, the bottom of the middle web rib protrudes downwards from the lower chord rib to form a supporting part, the supporting part is positioned below the lower chord rib and is positioned in the concrete template protective layer, and at least part of the lower chord rib is positioned in the concrete template protective layer. The wall structure comprises a middle concrete layer and the simple and convenient formwork-dismantling-free structural wallboard, wherein the middle concrete layer is positioned between the inner wallboard and the outer wallboard. The wall body structure has the advantages of stable quality, high strength and high construction efficiency.
Description
Technical Field
The utility model relates to the technical field of building structure integrated assembly, in particular to a simple and convenient disassembly-free structural wallboard, and further relates to a wall structure.
Background
At present, the construction of widely applied building walls is generally that a reinforcement cage is bound on an engineering site, bamboo glue formworks or metal formworks are supported on two sides of the reinforcement cage, the reinforcing cage is clamped between the formworks on the inner side and the outer side to form a cavity, concrete is poured into the cavity, and the reinforcement cage bound on site is integrally formed into a concrete frame and a shear wall, after the concrete is cured to reach the strength, the bamboo glue formworks or the metal formworks are removed, the formworks are damaged once used, the bamboo glue formworks are scrapped and cannot be used after being turned for several times, the metal formworks are slightly damaged and repaired, serious scrapping cannot be used, and the cost for amortization and sales cost for turning the formworks on two sides of each square wall every week is about 25 yuan/square meter; because the standard size of the bamboo glue template is 1200 multiplied by 2400mm or 1220 multiplied by 2440mm, the size of the metal mold standard plate is usually 300 multiplied by 1200mm or 600 multiplied by 1200mm, the floor height is usually 2900 plus 3600mm, each wall surface needs to be formed by splicing a plurality of templates in the height direction, the butt joint in the horizontal direction is additionally arranged, the splicing position is wrong and stubbles are not flat as the result of splicing a plurality of templates on one wall surface, the wall surface is not flat, in addition, because the bamboo glue template or the metal template is thin, the offset or the deformation is easy to occur under the larger side impact of the poured concrete, the concrete wall body formed by pouring is uneven or seriously runs out of the tire and deforms to influence the bearing capacity of the structure and other serious quality problems, the leveling process is arranged on two sides of the concrete wall body poured by the traditional supporting template, the leveling thickness is usually about 15mm, the net use size of each wall body plastering layer is reduced by 30mm, a set of 3 about 100 square meters reduces the use area by about 1.5 square, accumulating one building is equivalent to wasting a plurality of sets of houses, the existing plastering and leveling labor cost usually needs 25 yuan per square meter, the material cost is about 10 yuan, the total labor and material cost is 35 yuan per square meter, a set of 3 living room wall supporting templates and wall plastering costs of about 100 square meters are about 15000 yuan, and the reduced using area house purchasing cost and the wall supporting templates and wall plastering cost are borne by house purchasers; above-mentioned when strutting the template construction mode, owing to need the on-the-spot a large amount of manual work ligature bar cages in building site, strut inside and outside template to inside and outside template need be demolishd to the later stage, wastes time and energy, and inefficiency has increased construction period by a wide margin, greatly increased construction human cost. This is the current state of the art.
Therefore, to the current situation that above-mentioned prior art exists, research and development is from taking template and steel framework's multi-functional integrated wallboard, and it is as an organic whole just to the simple equipment of building site just can pour concrete structure into a mould, and the convenience is according to the high preparation of layer, need not splice in the high direction of layer, and whole mechanical strength is high, and the wall body roughness of formation can exempt from to plaster and make level, reduces the cost by a wide margin, improves and has got the room rate, realizes that the social problem that needs to be solved is urgent to a simple and convenient formwork-dismantling-free structure wallboard and wall body structure that assembled required.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides a simple and convenient form-removal-free structural wallboard, which aims to solve the problems of complex working procedures, low efficiency, low room rate and difficult quality guarantee in the traditional construction mode of binding a steel bar cage and a supporting template on the existing wall body in a large number of manual sites.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a simple and convenient formwork-dismantling-free structural wallboard comprises an inner wallboard and an outer wallboard, wherein the inner wallboard and the outer wallboard are arranged oppositely and form a pouring cavity between the inner wallboard and the outer wallboard, the inner wallboard and the outer wallboard both comprise concrete formwork protective layers, a plurality of steel bar trusses distributed at intervals are arranged on the concrete formwork protective layers, the steel bar trusses on the inner wallboard and the steel bar trusses on the outer wallboard are arranged in a staggered mode, the steel bar trusses on the inner wallboard are positioned in gaps between the steel bar trusses on the outer wallboard, and the steel bar trusses on the outer wallboard are positioned in gaps between the steel bar trusses on the inner wallboard; the steel bar truss comprises an upper chord rib, a lower chord rib and a middle web rib, wherein the middle web rib connects the upper chord rib and the lower chord rib to form a frame body, the middle web rib and the upper chord rib and the lower chord rib are provided with a plurality of connection points, included angles are formed at the connection points, the bottom of the middle web rib protrudes downwards from the lower chord rib to form a supporting part, the supporting part is located below the lower chord rib, the supporting part is located in a concrete template protective layer, and the lower chord rib is at least partially located in the concrete template protective layer.
On one hand, the supporting part can form reliable support on the vibration platform surface of the concrete formwork protective layer of the simply-poured formwork-disassembly-free structural wallboard, when the concrete is poured to the vibration platform to form the concrete formwork protective layer, because the supporting part has a certain height, a gap is formed between the lower chord rib and the formwork platform surface, and the gap is used for pouring the concrete formwork protective layer, the lower chord rib is located in the poured concrete formwork protective layer, the lower chord rib can be completely located in the concrete formwork protective layer, or the lower chord rib can be partially located in the concrete formwork protective layer, and the other part is exposed.
On the other hand, the steel bar truss on interior wallboard and the steel bar truss staggered arrangement on the side fascia for interior wallboard and side fascia are connected more reliably with the concrete layer of middle pouring, and intensity is high, and an organic whole nature is better.
In addition, the inner wallboard and the outer wallboard are both formed in a workshop, the standardized and large-scale production in a factory can be realized, the building is formed according to the height size of a floor, the splicing in the vertical height direction of the traditional template is avoided, the steel bar truss of the wallboard and the concrete template protective layer are integrated through the supporting part structure of the steel bar truss to form a three-dimensional structure which is approximate to the thickness of the wall, the bending strength and the bending strength of a bamboo glue template which is in a sheet shape or a metal template with a reinforcing rib are not in one order of magnitude, the phenomena of deformation and position deviation can not occur even if large side impact is received when concrete is poured into a pouring cavity between the inner wallboard and the outer wallboard, the uniformity of the forming size of the wall and the flatness of the wall surface can be ensured, a plastering leveling layer can be completely avoided, the room rate is improved, and the structure is a part of the wall after the concrete is poured, the template is not required to be removed, and the steel bar truss replaces a steel bar cage which needs to be manually bound on site in a large quantity, so that the manual construction on site is greatly reduced, the construction efficiency is greatly improved, the construction cost is greatly saved, and the requirement of an assembly type building is met.
Furthermore, clearance through holes are formed between the supporting part and the lower chord ribs in the inner and outer directions. The middle web rib is bent at the outer side of the lower chord rib to form a supporting part, a bending angle is formed by bending, and a clearance through hole is formed by the space distance between the bending angle and the lower chord rib. Preferably, the arrangement structure of the continuity and the integrity of the middle web rib is convenient for mechanized manufacture, and the supporting part realizes reliable support.
Furthermore, a transverse connecting rib is arranged in the concrete formwork protective layer and connects the plurality of steel bar trusses. The transverse connecting rib is connected with the middle web rib in a welding, buckling, hooking, connecting or through gap through hole mode of the supporting part, namely connected with the supporting part. Preferably, the transverse connecting rib penetrates through the clearance through hole and is located in the clearance through hole, and placement and installation are facilitated.
Furthermore, a steel bar net piece is arranged in the concrete formwork protective layer and comprises a plurality of transverse connecting ribs and longitudinal connecting ribs, the transverse connecting ribs and the longitudinal connecting ribs are arranged in a crossed mode, the steel bar net piece is connected to the supporting portion of the middle web rib, and a plurality of steel bar trusses are connected to the steel bar net piece. Wherein, the transverse connecting rib and the longitudinal connecting rib are both thinner reinforcing steel bars with the diameter less than or equal to phi 6. Preferably, the transverse connecting rib penetrates through the clearance through hole and is located in the clearance through hole, and the effect of facilitating placement and installation is achieved.
Furthermore, a glass fiber net is arranged in the concrete template protective layer. Has the functions of increasing strength and cracking resistance.
Furthermore, the steel bar truss is a triangular truss and is provided with two lower chord reinforcements and an upper chord reinforcement, the upper chord reinforcement is positioned above the middle of the two lower chord reinforcements, the upper chord reinforcement is connected with the two lower chord reinforcements through middle web reinforcements on two sides, the lower chord reinforcements and the upper chord reinforcements are arranged in parallel, the lower chord reinforcements are positioned in the concrete formwork protective layer or part of the cross section of the lower chord reinforcements is exposed outside the concrete formwork protective layer, and the upper chord reinforcement is far away from the concrete formwork protective layer.
Furthermore, the steel bar truss is a plane steel bar truss sheet and can be only provided with an upper chord rib and a lower chord rib which are arranged in parallel, the central axis of the upper chord rib and the central axis of the lower chord rib are positioned on the same vertical plane with the concrete template protective layer, the upper chord rib is connected with the lower chord rib through a middle web rib, the lower chord rib is positioned in the concrete template protective layer or part of the cross section of the lower chord rib is exposed outside the concrete template protective layer, and the upper chord rib is far away from the concrete template protective layer.
Furthermore, the steel bar truss is a square cage, a plurality of upper chord bars and a plurality of lower chord bars can be connected into a square frame structure by passing through square steel bar rings around the square steel bar rings, the lower chord bars are positioned in the concrete formwork protective layer or part of the cross section of the lower chord bars is exposed outside the concrete formwork protective layer, and the upper chord bars are far away from the concrete formwork protective layer.
Furthermore, the steel bar truss and a single or a plurality of independent steel bars are arranged in a staggered and parallel mode at intervals, the lower chord steel bars and the independent steel bars are basically located on the same plane, the independent steel bars are located in the concrete formwork protective layer or part of the cross section of the independent steel bars is exposed outside the concrete formwork protective layer, and the using number of the steel bar truss can be reduced by arranging the independent steel bars.
In addition, the utility model also provides a wall structure, which comprises a middle concrete layer and the simple and convenient formwork-dismantling-free structural wallboard, wherein after the relative positions of the inner wallboard and the outer wallboard are installed in place to form a pouring cavity, transverse tie bars are installed on one side or two sides of the steel bar truss in the horizontal direction, the transverse tie bars are sequentially inserted into the rows of the steel bar trusses from one side of the pouring cavity to the other side, are placed at included angles formed by the middle web bars, the upper chord bars and the lower chord bars of the steel bar truss, horizontally and transversely penetrate through the pouring cavity, and a plurality of layers are arranged at intervals in the vertical direction; middle concrete layer is located between wallboard and the side fascia in, and interior wallboard, middle concrete layer and side fascia complex are as an organic whole, and the cast molding is as an organic whole structure promptly. The upper chord steel bar and the transverse tie steel bar are positioned in the middle concrete layer, or the partial section of the lower chord steel bar, the upper chord steel bar and the transverse tie steel bar are positioned in the middle concrete layer. The wall body structure is stable in quality, high in strength, simple in construction and high in efficiency.
According to the technical scheme, the utility model has the following advantages:
the supporting part can form reliable support on the production vibration platform surface of the concrete formwork protective layer of the simply-poured and conveniently-detached-free structural wallboard, when concrete is poured to the vibration platform to form the concrete formwork protective layer, because the supporting part has a certain height, a gap is formed between the lower chord rib and the platform surface, and the gap is used for pouring the concrete formwork protective layer, so that the lower chord rib is positioned in the poured concrete formwork protective layer, the lower chord rib can be completely positioned in the concrete formwork protective layer, or the lower chord rib can be partially positioned in the concrete formwork protective layer, and the other part is exposed. Steel bar trusses on interior wallboard and the steel bar trusses staggered arrangement on the side fascia for interior wallboard and side fascia are connected more reliably with the concrete layer of middle pouring, and intensity is high, and an organic whole nature is better. The inner wall plate and the outer wall plate are both formed in a workshop, standardized and large-scale production in a factory can be realized, the building is formed according to the height size of a floor, splicing in the vertical height direction of a traditional template is avoided, a steel bar truss of the wall plate and a concrete template protective layer are integrated through a supporting part structure of the steel bar truss to form a three-dimensional structure which is approximate to the thickness of the wall, compared with a sheet-shaped bamboo glue template or a metal template with a reinforcing rib, the bending strength and the bending strength are not in one order of magnitude, the phenomena of deformation and position deviation can not occur even when large side impact is received when concrete is poured into a pouring cavity between the inner wall plate and the outer wall plate, the uniformity of the forming size of the wall is ensured, the flatness of the wall surface can be completely avoided by a plastering leveling layer, the room rate is improved, the structure is a part of the wall after the concrete is poured, the formwork removal is not needed, and the steel bar truss replaces a large amount of steel bar cages needing manual binding on site, the construction method greatly reduces the field manual construction, greatly improves the construction efficiency, greatly saves the construction cost, and meets the requirements of the fabricated building.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of a steel bar truss in embodiment 1 of the present invention when a triangular truss is used.
Fig. 2 is a schematic view of the split of fig. 1.
Fig. 3 is a schematic structural diagram of a concrete form protective layer when the lower chord rib is not exposed in embodiment 1 of the present invention.
Fig. 4 is a schematic structural diagram of a concrete form protective layer when a section of a lower chord part is exposed in embodiment 1 of the present invention.
Fig. 5 is a schematic view showing a transverse bead according to embodiment 1 of the present invention.
Fig. 6 is a schematic view showing a reinforcing mesh in accordance with an embodiment of the present invention.
Fig. 7 is a schematic view showing a glass web according to an embodiment of the present invention.
Fig. 8 is a schematic view showing the steel frame and the independent steel bars being combined together according to the embodiment of the present invention.
Fig. 9 is a schematic structural view of a steel bar truss in embodiment 1 of the present invention, in which an upper chord steel bar and a lower chord steel bar are used.
Fig. 10 is a sectional view of fig. 9.
Fig. 11 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 12 is a schematic view showing a structure of a transverse-connection reinforcing bar according to embodiment 2 of the present invention.
In the figure, 1, an inner wall plate, 2, an outer wall plate, 3, a steel bar truss, 4, a steel bar net sheet, 5, a glass fiber net sheet, 6, a middle concrete layer, 7, a concrete formwork protective layer, 8, an independent steel bar, 9, a transverse tie steel bar, 31, a lower chord steel bar, 32, an upper chord steel bar, 33, a middle web steel bar, 331, a supporting part, 41, a transverse connecting steel bar, 42 and a longitudinal connecting steel bar.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
Detailed description of the preferred embodiment 1
As shown in fig. 1 to 10, the present embodiment provides a simple form-removal-free structural wall panel, including an inner wall panel 1 and an outer wall panel 2, where the inner wall panel 1 and the outer wall panel 2 are disposed opposite to each other and a casting cavity is formed therebetween, the inner wall panel 1 and the outer wall panel 2 both include a concrete form protective layer 7, a plurality of steel bar trusses 3 arranged at intervals are disposed on the concrete form protective layer 7, the steel bar trusses 3 on the inner wall panel 1 and the steel bar trusses 3 on the outer wall panel 2 are arranged in a staggered manner, the steel bar trusses 3 on the inner wall panel 1 are located in gaps between the steel bar trusses 3 on the outer wall panel 2, and the steel bar trusses 3 on the outer wall panel 2 are located in gaps between the steel bar trusses 3 on the inner wall panel 1; the steel bar truss 3 comprises an upper chord rib 32, a lower chord rib 31 and a middle web rib 33, the middle web rib 33 connects the upper chord rib 32 and the lower chord rib 31 to form a frame body, the middle web rib 33, the upper chord rib 32 and the lower chord rib 31 have a plurality of connection points, an included angle is formed at the connection points, the bottom of the middle web rib 33 protrudes outwards from the lower chord rib 31 to form a supporting part, the supporting part is positioned on the outer side of the lower chord rib 31 and positioned in the concrete formwork protective layer 7, and the lower chord rib 31 is at least partially positioned in the concrete formwork protective layer 7, namely the lower chord rib 31 is positioned in the concrete formwork protective layer 7 (see fig. 3) or part of the cross section is exposed out of the concrete formwork protective layer 7 (see fig. 4).
The supporting portion and the lower chord 31 form a clearance through hole in the vertical direction, namely the middle web rib 33 is bent below the lower chord 31 to form the supporting portion 331, the middle web rib 33 is connected with the upper chord 32 and the lower chord 31 in a bending mode to form a plurality of connection points, a corner structure is formed below the lower chord 31, namely the supporting portion 331 is a corner structure, the supporting portion 331 and the lower chord 31 form a clearance through hole in the vertical direction, the transverse connecting rib 41 is placed in the clearance through hole of the supporting portion 331, and the plurality of steel bar trusses 3 are connected by penetrating through the supporting portion 331 on each steel bar truss 3, so that the effects of easy placement and firm connection are achieved. In some embodiments, the concrete form protective layer 7 is provided with a transverse connecting rib 41, the transverse connecting rib 41 connects the plurality of steel bar trusses 3, and the transverse connecting rib 41 is connected with the middle web rib 33, that is, the support portion 331, by welding, snap connection, hook connection, connector connection, or by passing through the support portion 331; preferably, the transverse connecting rib 41 passes through the clearance through hole and is positioned in the clearance through hole, so that the installation is convenient. In other embodiments, the concrete form protective layer 7 is provided with a steel mesh 4, the steel mesh 4 includes a plurality of transverse connection ribs 41 and longitudinal connection ribs 42, the transverse connection ribs 41 and the longitudinal connection ribs 42 are arranged in a crossing manner, and the steel mesh 4 is connected to the supporting portion 331 of the middle web rib 33. A plurality of steel trusses 3 are coupled to one block. The transverse connecting ribs 41 and the longitudinal connecting ribs 42 are both thin steel bars with the diameter less than or equal to phi 6, and preferably, the transverse connecting ribs 41 penetrate through the clearance through holes and are located in the clearance through holes, so that the effect of convenient placement and installation is achieved. In addition, in some embodiments, the glass fiber net 5 is disposed in the concrete form protective layer 7 to replace the steel mesh 4, and also has the functions of reinforcement and crack resistance.
In addition, it should be noted that the steel bar truss 3 is preferably a triangular truss (see fig. 1-8), the steel bar truss 3 is a triangular truss and has two lower chord ribs 31 and one upper chord rib 32, the upper chord rib 32 is located above and in the middle of the two lower chord ribs 31, the upper chord rib 32 is connected with the two lower chord ribs 31 through middle web ribs 33 on both sides, the lower chord ribs 31 and the upper chord rib 32 are arranged in parallel, the lower chord ribs 31 are located in the concrete form protective layer 7 or part of the cross section is exposed outside the concrete form protective layer 7, and the upper chord rib 32 is located on the side far away from the concrete form protective layer 7. In some embodiments, the steel bar truss 3 is a planar steel bar truss sheet, and may be only one upper chord 32 and one lower chord 31, the two are arranged in parallel, and the central axis is located on the same vertical plane with the concrete form 7, the upper chord 32 is connected with the lower chord 31 through a middle web rib 33, the lower chord 31 is located in the concrete form protective layer 7 or a part of the cross section is exposed outside the concrete form protective layer 7, and the upper chord 32 is located on the side away from the concrete form protective layer 7 (see fig. 9 and 10); in other embodiments, the steel bar truss 3 is a square cage, and may be a square frame structure formed by connecting a plurality of upper chord bars 32 and a plurality of lower chord bars 31 into a whole around a square ring of steel bars, the lower chord bars 31 are located in the concrete form protective layer 7 or part of the cross section of the lower chord bars is exposed outside the concrete form protective layer 7, and the upper chord bars 32 are located on the side away from the concrete form protective layer 7.
In addition, the concrete formwork protective layer 7 is further provided with independent steel bars 8, the steel bar trusses 3 and the single or multiple independent steel bars 8 are arranged in a staggered and parallel mode at intervals, the lower chord steel bars 31 and the independent steel bars 8 are basically located on the same plane, the independent steel bars 8 are located in the concrete formwork protective layer 7 or part of cross sections of the independent steel bars are exposed out of the concrete formwork protective layer 7, and the number of the steel bar trusses 3 can be reduced by arranging the independent steel bars 8.
Detailed description of the preferred embodiment 2
As shown in fig. 11, this embodiment provides a wall structure, which includes a middle concrete layer 6 and a simple form-removal-free structural wall panel in embodiment 1, after the inner wall panel 1 and the outer wall panel 2 are installed in place relative to each other to form a casting cavity, transverse tie bars 9 are installed in the horizontal direction on one side or both sides of a steel bar truss 3, the transverse tie bars 9 are sequentially inserted into rows of the steel bar truss 3 from one side of the casting cavity to the other side, and are placed at an included angle formed by a middle web rib 33 of the steel bar truss 3, an upper chord rib 32 and a lower chord rib 31, and horizontally and transversely penetrate through the casting cavity, and multiple layers are arranged at intervals in the vertical direction (see fig. 12); middle concrete layer 6 is located between wallboard 1 and the side fascia 2 in, and interior wallboard 1, middle concrete layer 6 and side fascia 2 complex are as an organic whole, and cast molding is as an organic whole structure promptly. The upper chord ribs 32 and the transverse tie bars 9 are positioned in the middle concrete layer 6, or the lower chord ribs 31 are partially cross-sectioned, and the upper chord ribs 32 and the transverse tie bars 9 are positioned in the middle concrete layer 6.
The terms "upper", "lower", "outside", "inside", and the like in the description and claims of the present invention and the above-described drawings (if any) are used for distinguishing relative positions without necessarily being construed qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A simple and convenient formwork disassembly-free structural wallboard is characterized by comprising an inner wallboard (1) and an outer wallboard (2), wherein the inner wallboard (1) and the outer wallboard (2) are arranged oppositely, a pouring cavity is formed between the inner wallboard and the outer wallboard, the inner wallboard (1) and the outer wallboard (2) both comprise a concrete formwork protective layer (7), a plurality of steel bar trusses (3) distributed at intervals are arranged on the concrete formwork protective layer (7), and the steel bar trusses (3) on the inner wallboard (1) and the steel bar trusses (3) on the outer wallboard (2) are arranged in a staggered mode; the steel bar truss (3) comprises an upper chord rib (32), a lower chord rib (31) and a middle web rib (33), the middle web rib (33) connects the upper chord rib (32) and the lower chord rib (31) to form a frame body, the bottom of the middle web rib (33) protrudes downwards from the lower chord rib (31) to form a supporting part (331), the supporting part (331) is located below the lower chord rib (31), the supporting part (331) is located in a concrete formwork protective layer (7), and the lower chord rib (31) is at least partially located in the concrete formwork protective layer (7).
2. The easy form removal-free structural wallboard of claim 1, wherein a clearance through hole is formed between the support portion (331) and the lower chord (31).
3. The easy form-stripping-free structural wall panel according to claim 1 or 2, wherein the concrete form protective layer (7) is provided with a transverse connecting rib (41), and the transverse connecting rib (41) connects a plurality of steel bar trusses (3).
4. The simple formwork-free structural wall panel of claim 1 or 2, wherein the concrete formwork protective layer (7) is provided with a steel bar mesh (4), the steel bar mesh (4) comprises a plurality of transverse connecting ribs (41) and longitudinal connecting ribs (42), the transverse connecting ribs (41) and the longitudinal connecting ribs (42) are arranged in a crossed manner, and the steel bar mesh (4) connects a plurality of steel bar trusses (3).
5. The easy form-removal-free structural wallboard of claim 1, wherein the concrete form protective layer (7) is provided with a glass fiber net (5).
6. The simple form-removal-free structural wallboard according to claim 1, wherein the steel bar truss (3) is a triangular truss and has two lower chord ribs (31) and an upper chord rib (32), the upper chord rib (32) is positioned above and in the middle of the two lower chord ribs (31), the upper chord rib (32) is connected with the two lower chord ribs (31) through middle web ribs (33) on two sides, the lower chord ribs (31) and the upper chord rib (32) are arranged in parallel, the lower chord rib (31) is positioned in the concrete formwork protective layer (7) or part of the cross section is exposed outside the concrete formwork protective layer (7), and the upper chord rib (32) is positioned on the side far away from the concrete formwork protective layer (7).
7. The simple form-removal-free structural wallboard according to claim 1, wherein the steel bar truss (3) is a planar steel bar frame piece, and only comprises an upper chord (32) and a lower chord (31) which are arranged in parallel, the central axis of the upper chord is positioned on the same vertical plane with the concrete form protective layer (7), the upper chord (32) is connected with the lower chord (31) through a middle web rib (33), the lower chord (31) is positioned in the concrete form protective layer (7) or part of the cross section of the lower chord is exposed outside the concrete form protective layer (7), and the upper chord (32) is positioned on the side far away from the concrete form protective layer (7).
8. The simple form-removal-free structural wallboard according to claim 1, wherein the steel bar truss (3) is a square cage, a plurality of upper chord bars (32) and a plurality of lower chord bars (31) surround the square frame structure connected into a whole through square steel bar rings, the lower chord bars (31) are positioned in the concrete form protective layer (7) or part of the cross section is exposed out of the concrete form protective layer (7), and the upper chord bars (32) are positioned on the side far away from the concrete form protective layer (7).
9. The simple form-removal-free structural wallboard according to claim 1, wherein the concrete form protective layer (7) is further provided with independent steel bars (8), the steel bar truss (3) and the single or a plurality of independent steel bars (8) are arranged in a staggered and parallel mode at intervals, and the independent steel bars (8) are positioned in the concrete form protective layer (7) or part of the cross section is exposed out of the concrete form protective layer (7).
10. A wall structure, characterized in that, comprising a middle concrete layer (6) and the simple form-dismantling-free structural wall board as claimed in any one of claims 1-9, wherein, the horizontal direction of one side or both sides of the steel bar truss (3) is provided with a transverse tie bar (9), the middle concrete layer (6) is positioned between the inner wall board (1) and the outer wall board (2), and the inner wall board (1), the middle concrete layer (6) and the outer wall board (2) are compounded into a whole; the upper chord reinforcements (32) and the transverse tie reinforcements (9) are positioned in the middle concrete layer (6), or the lower chord reinforcements (31) are partially arranged, and the upper chord reinforcements (32) and the transverse tie reinforcements (9) are positioned in the middle concrete layer (6).
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| CN202122789125.5U CN216616427U (en) | 2021-11-15 | 2021-11-15 | Simple and convenient formwork disassembly-free structure wallboard and wall structure |
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| CN202122789125.5U CN216616427U (en) | 2021-11-15 | 2021-11-15 | Simple and convenient formwork disassembly-free structure wallboard and wall structure |
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| CN216616427U true CN216616427U (en) | 2022-05-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116480044A (en) * | 2023-06-26 | 2023-07-25 | 北京工业大学 | Form removal-free steel bar truss single steel plate-concrete combined shear wall |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116480044A (en) * | 2023-06-26 | 2023-07-25 | 北京工业大学 | Form removal-free steel bar truss single steel plate-concrete combined shear wall |
| CN116480044B (en) * | 2023-06-26 | 2023-11-10 | 北京工业大学 | Form removal-free steel bar truss single steel plate-concrete combined shear wall |
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