CN110409813B - Non-dismantling forming beam template containing reinforcement cage, template structure and building process - Google Patents
Non-dismantling forming beam template containing reinforcement cage, template structure and building process Download PDFInfo
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- CN110409813B CN110409813B CN201910759204.6A CN201910759204A CN110409813B CN 110409813 B CN110409813 B CN 110409813B CN 201910759204 A CN201910759204 A CN 201910759204A CN 110409813 B CN110409813 B CN 110409813B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/20—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
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Abstract
A steel reinforcement cage-containing disassembly-free forming beam template, a template structure and a building process comprise: the beam fixing frame comprises four fixed beam angle materials which extend transversely and are arranged at four corners, and beam connecting pieces which are vertically arranged between the adjacent fixed beam angle materials; the beam reinforcement cage is fixedly arranged in the beam fixing frame; beam plate pieces fixedly laid at the bottom and outside two sides of the beam fixing frame; the beam auxiliary part is fixedly connected between the beam reinforcement cage and the beam fixing frame, so that the thickness of a protective layer is reserved between the beam reinforcement cage and the beam fixing frame. The beam fixing frame formed by combining the fixed beam angle material and the beam connecting piece is arranged on the periphery of the beam steel reinforcement cage, so that the beam plate piece is convenient to fix, and a stable frame structure is provided between the beam steel reinforcement cage and the beam plate piece, so that the structural strength of the beam template can be increased, the deviation of the beam steel reinforcement cage or the beam plate piece in the installation or pouring process is reduced, and the thickness of the concrete protective layer after pouring is ensured.
Description
Technical Field
The invention relates to the field of concrete building templates.
Background
In the traditional building construction process, the template engineering is always a working procedure which consumes a long time and has high engineering cost. In the construction process of the formwork engineering, the whole wood formwork and the supporting rod piece need to be cut according to the variable sizes of cast-in-place concrete components, a large amount of raw materials are wasted, the formwork construction process is complex, the whole wood formwork and the supporting rod piece need to be dismantled for the second time after the concrete pouring is finished, and a large amount of labor cost and time cost can be generated.
Therefore, in order to simplify the construction process, a non-dismantling formwork structure appears in the prior art, the formwork plate is used as a decorative surface after the pouring is finished, and the non-dismantling formwork structure is not required to be dismantled.
Disclosure of Invention
The invention aims to provide a disassembly-free forming beam formwork with a reinforcement cage, which solves the problems.
According to one aspect of the invention, the invention provides a disassembly-free forming beam formwork with a reinforcement cage, which comprises:
the beam fixing frame comprises four fixed beam angle materials which extend transversely and are arranged at four corners, and beam connecting pieces which are vertically arranged between the adjacent fixed beam angle materials;
the beam reinforcement cage is fixedly arranged in the beam fixing frame;
beam plate pieces fixedly laid at the bottom and outside two sides of the beam fixing frame;
the beam auxiliary part is fixedly connected between the beam reinforcement cage and the beam fixing frame, so that the thickness of a protective layer is reserved between the beam reinforcement cage and the beam fixing frame.
According to the invention, the beam fixing frame formed by combining the fixed beam angle and the beam connecting piece is arranged on the periphery of the beam steel reinforcement cage, so that the beam plate piece is convenient to fix, and a stable frame structure is provided between the beam steel reinforcement cage and the beam plate piece, so that the structural strength of the beam template can be increased, the deviation of the beam steel reinforcement cage or the beam plate piece in the installation or pouring process is reduced, and the thickness of the concrete protective layer after pouring is ensured; in addition, the beam reinforcement cage and the beam fixing frame are fixedly connected through the beam auxiliary piece, and the structural strength of the beam template can be further improved.
In some embodiments, the beam support is detachably disposed vertically outside the beam plate members on both sides of the beam fixing frame.
Therefore, the beam supporting piece is additionally arranged on the periphery of the beam plate piece, and the beam supporting piece and the beam fixing frame form an inner-outer double-layer frame structure, so that the structural strength of the beam template is further improved.
In some embodiments, a beam split bolt mounted horizontally through the beam reinforcement cage, the beam panel member, and the beam support member is also included.
Thereby, the structural strength of the beam formwork is further increased.
In some embodiments, the beam connectors are equidistantly spaced apart, the beam supports are equidistantly spaced apart, and the beam connectors and beam supports are staggered.
Therefore, the equidistant spacing arrangement of the beam connecting pieces and the beam supporting pieces can enable the stress of the beam formwork to be more uniform, and the staggered arrangement of the beam connecting pieces and the beam supporting pieces can enable a complementary structure to be formed between the beam connecting pieces and the beam supporting pieces so as to better resist the lateral stress pressure from concrete during pouring.
In some embodiments, the fixed beam angle is a 70 x 2mm angle, and the beam connector is a 60 x 2mm beam connector; the beam support is made of sleepers.
Therefore, by adopting the size and the structure, the structural strength of the beam formwork can be reasonably increased, and meanwhile, the weight and the transportation cost of the beam formwork cannot be excessively increased.
In some embodiments, the two fixed beam angles above are both outward or one outward and the other inward, and the two fixed beam angles below are both inward.
Therefore, the beam template and the floor slab can be conveniently installed and fixed.
The invention also provides a disassembly-free forming template structure, which comprises:
a column template;
the upright post is fixed on the side surface of the post template;
the prefabricated wall board is provided with a top groove and a side groove, and the prefabricated wall board is clamped with the stand column through the side groove so as to be arranged between the column templates;
the beam template is any one of the formed beam templates containing the reinforcement cage without dismantling; thereby the both ends of beam template stretch into the top of column template respectively and are fixed with the column template, and the bottom of beam template still is fixed with the upper ring roof beam, thereby the top recess block of upper ring roof beam and prefabricated wallboard is fixed with prefabricated wallboard.
From this, can realize the installation between column form and the prefabricated wallboard through the stand simply and conveniently high-efficiently fixed, realize the installation between roof beam form and the column form through the upper ring roof beam simply and conveniently high-efficiently fixed.
In some embodiments, the floor slab is a profiled steel plate or a steel bar truss floor bearing plate and is laid between the beam templates; the beam plate adopts asbestos-free fiber cement boards.
Therefore, the profiled steel plates or the steel bar truss floor bearing plates are used as the floor slabs, so that the structural strength can be further increased; the non-asbestos fiber cement board adopted as the beam plate has the performance advantages of low density, high strength, low heat conductivity coefficient, excellent weather resistance (low humidity deformation, low expansion rate) and the like.
The invention also provides a mould-dismantling-free cast-in-place concrete building process, which comprises the following steps:
s1: manufacturing a beam template, which comprises the following steps:
binding a beam reinforcement cage;
manufacturing a beam fixing frame: arranging four fixed beam angle materials extending transversely at four corners, wherein two fixed beam angle materials positioned above face outwards or one fixed beam angle material faces outwards while the other fixed beam angle material faces inwards, two fixed beam angle materials positioned below face inwards, and beam connecting pieces are vertically arranged between the adjacent fixed beam angle materials;
placing the beam reinforcement cage in the beam fixing frame, reserving the thickness of a protective layer, and fixing the beam reinforcement cage and the beam fixing frame through a beam auxiliary member;
beam plates are fixedly paved at the bottom and the two sides of the beam fixing frame;
the outer sides of the beam plate parts positioned at two sides of the beam fixing frame are vertically provided with beam supporting parts in a detachable mode, and the beam supporting parts and the beam connecting parts are arranged in a staggered mode;
horizontally penetrating a beam split bolt through a beam reinforcement cage, a beam plate and a beam support piece for installation;
s2: installing a column template on site;
s3: installing prefabricated wall boards between the column formworks;
s4: beam formworks are arranged between the column formworks and at the tops of the prefabricated wallboards;
s5: and laying a floor slab between the beam templates.
Therefore, the process steps of field installation can be simplified while the structural strength of the template is ensured.
In some embodiments of the present invention, the substrate is,
in S1, after the beam template is manufactured, an upper ring beam is fixed at the bottom of the beam template;
in S2, after the column template is installed, the upright post is fixed to the side of the column template;
at S3, the prefabricated wall panels are engaged with the columns through the side grooves, thereby being installed between the column formworks;
in S4, two ends of the beam template respectively extend into the top of the column template to be fixed with the column template, and an upper ring beam at the bottom of the beam template is clamped with the top groove of the prefabricated wall board to be fixed with the prefabricated wall board;
at S5, profiled steel sheets or steel bar truss floor decks are laid between the beam forms.
Therefore, the upper ring beam is pre-fixed during the manufacturing of the beam template, so that the beam template and the prefabricated wall board can be fixed conveniently on site, and the process steps of site installation are further simplified.
Drawings
FIG. 1 is a front view of a disassembly-free form template structure of the present invention;
FIG. 2 is a cross-sectional view of the column template shown in FIG. 1 at A-A;
FIG. 3 is a front view of the post mount of the present invention;
FIG. 4 is a side view of a column template of the present invention;
FIG. 5 is a cross-sectional view of the beam form shown in FIG. 1 at B-B, with structures other than the beam form omitted;
FIG. 6 is a cross-sectional view of the disassembly-free form template structure shown at B-B in FIG. 1, with sleepers and support rods added as temporary support structures.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 schematically shows a disassembly-free forming formwork structure according to an embodiment of the present invention, which includes a column formwork 1, a beam formwork 2, a prefabricated wall panel assembly and a floor slab. The column formwork 1 and the beam formwork 2 are formed formworks which contain reinforcement cages and are free of disassembly, the formworks are manufactured in advance, then the formworks are conveyed to the site to be installed together with prefabricated wallboard assemblies and floors, then concrete is poured, and after the concrete is dried, the supporting structures in the formworks are disassembled to be completed.
The prefabricated wall panel assembly adopts the prior art, and in this embodiment, adopts a wall panel structure similar to that in chinese patent application CN105064551A, and specifically, as shown in fig. 1, the prefabricated wall panel assembly includes a prefabricated wall panel 31, a vertical column 32 and an upper ring beam 33, a top groove capable of being engaged by the upper ring beam 33 is provided at the top of the prefabricated wall panel 31, and side grooves capable of being engaged by the vertical column 32 are respectively provided at two side edges thereof.
The floor adopts prior art, including profiled sheet 4, installs the furred ceiling fossil fragments in profiled sheet 4 below to and the gypsum board of laying through the furred ceiling fossil fragments. As shown in fig. 6, the side edge of the profiled steel sheet 4 is fixed with the beam formwork 2, so that the installation of the profiled steel sheet does not need too many temporary supports, and a full hall frame does not need to be built. The profiled steel sheet is cut to a good installation size during design, and is directly installed after arriving at a site, so that the site construction amount is reduced. In other embodiments, profiled steel sheets may be replaced with steel truss floor decks.
As shown in fig. 2 to 4, the column formwork 1 includes a column reinforcement cage 11, a column auxiliary 12, a column fixing bracket 13, a column plate 14, a column support bracket 15, a column split bolt, and a pre-embedded screw 16. Wherein, this post steel reinforcement cage 11, post mount 13, post plate 14 and post support frame 15 set up from inside to outside in proper order.
The post fixing bracket 13 includes four fixing post angles 131 and a plurality of post connectors 132. The fixed column angle 131 extends vertically, is equal to the height of the column, and is arranged at four corners. The post connecting member 132 is welded transversely between the adjacent fixed post angle bars 131 to form a square frame connecting the four fixed post angle bars 131. The plurality of column connectors 132 are arranged at equal intervals, and in this embodiment, the interval is 500 mm and 600 mm. Two positions of the column holder 13 need to be left empty: one is to leave an operation position 17 at the lower part of the column fixing frame 13, as shown in fig. 3, an operation position is reserved for the steel bar welding of the column base, and as a concrete vibrating operation position, and also as an observation position for checking the concrete column pouring molding condition after the pouring is completed, the operation positions 17 are arranged at two opposite side surfaces, and the positions can be between the height of 100mm to 400mm from the ground. Secondly, beam mounting openings 18 are reserved at the positions where the upper parts of the column fixing pieces need to be in butt joint with the beam formwork 2, as shown in fig. 4. In this embodiment, the fixed column angle 131 is a cold-bending member with a length of 70 × 2mm, specifically, a galvanized cold-bending thin-wall section bar may be used, and the column connecting member 132 is a 60 × 2 metal plate with a height of 60mm and a thickness of 2 mm.
This post steel reinforcement cage 11 collimates according to the standard to handle upper portion butt joint reinforcing bar and lower part butt joint reinforcing bar, reserve butt joint length, reinforcing bar misconnection. After the binding is completed, the column reinforcement cage 11 is placed inside the column fixing frame 13, the positional relationship between the column reinforcement cage 11 and the column fixing frame 13 is adjusted, the thickness of the protective layer is left around the column reinforcement cage 11, and the column reinforcement cage 11 is welded to the fixed column angle 131 and the column connecting member 132 by using the column auxiliary member 12 having a corresponding length. In order to ensure the stability of the column reinforcement cage 11 and to share the side stress on the column fixing bracket 13 during concrete pouring, each column connecting member 132 in this embodiment is welded and fixed to the column reinforcement cage 11 by the column auxiliary member 12. The column aid 12 may be embodied as a relatively short length of steel reinforcement.
After the welding of the column fixing frame 13 and the column reinforcement cage 11 is completed, the closing plate is performed, that is, the column plate members 14 are laid out of the four side surfaces of the column fixing frame 13, and the column plate members 14 and the column fixing frame 13 are fixed to each other by mounting fittings such as screws. Specifically, the column panel 14 and the column connector 132 may be secured to each other with self-tapping screws that are screwed in, and after casting, the self-tapping screws will be partially fixed in the concrete, enhancing structural stability. The column plate members 14 are not disassembled after the construction is completed, but are reserved for decoration, and good sealing measures are needed among the column plate members 14, for example, structural glue is adopted for seam filling, so that the slurry leakage is prevented. The column plate member 14 in this embodiment is made of asbestos-free fiber cement board, and preferably has a thickness of 15 mm. The asbestos-free fiber cement board has the performance advantages of low density, high strength, low thermal conductivity, excellent weather resistance (low humidity deformation, low expansion rate) and the like. Need leave empty in two positions during the shrouding: firstly, reserve operation position 17 (the same with the operation position that column mount 13 reserved) in the lower part of whole post template 1 in wherein two relative sides, this operation position 17 is for the steel bar welding of column base, concrete vibration, and the observation usefulness of inspection concrete column pouring shaping condition, and this operation position 17 department does not carry out the shrouding, or installs column plate spare 14 with detachable mode, only carries out simple fixed for example, takes off again when arriving the scene. Secondly, a beam mounting opening 18 is reserved at the position, which is required to be in butt joint with the beam template 2, of the upper part of the column template 1, and a certain mounting gap is widened left and right.
After the closure plate is completed, post support brackets 15 are removably mounted to the exterior of the post members 14. The column support frame 15 plays a role in supporting the column plate 14, the column reinforcement cage inside the column plate and the column fixing frame, and prevents the phenomena of mold explosion and mold expansion during pouring. The post support frame 15 and the post plate member 14 do not need to be fixed particularly, in order to prevent displacement or slipping during transportation, the post support frame 15 and the post plate member 14 can be temporarily fixed by using screws, and after transportation to the site, the screws can be detached before pouring. Specifically, the column support frame 15 includes four support column angle bars 151 and a plurality of column supports 152. The support post angle 151 extends vertically, corresponds to the height of the post, and is disposed at the four corners of the post plate 14. The pillar brace 152 is disposed laterally and surrounds the pillar angle 151, and is fixed by welding to form a directional frame connecting the four pillar angle 151. The plurality of pillar supports 152 are arranged at equal intervals, and in this embodiment, an interval of 500-600mm is adopted. The post supports 152 are preferably offset from the post connectors 132 to form a complementary structure with the post connectors 132 to better resist side stresses from the concrete during casting. When the column supporting piece 152 is installed, operation positions 17 (the same as operation positions reserved for the column plate piece 14 and the column fixing frame 13) are reserved at two opposite side faces of the lower portion of the column supporting frame 15 and used for steel bar welding and concrete vibration of a column foundation and observation of concrete column pouring forming conditions, the column supporting piece 152 is not installed at the operation positions 17, after the column steel bar cage 11 and the steel bar of the column foundation are welded in the field installation process, the column plate piece 14 is sealed, and then two column supporting pieces 152 are installed for reinforcement. In this embodiment, the support post angle 151 is 30 × 3 angle iron, and the post support 152 is a 2mm thick fixing hoop. The column support 15 needs to be removed after the pouring is completed.
In the case of a large-sized column, it is also necessary to use a column split bolt to pass through the column reinforcement cage 11, the column fixing bracket 13, the column plate member 14, and the column support bracket 15 (disposed through the support member 152) for reinforcement. The column split bolt needs to be dismantled after pouring is finished.
Embedded screws 16 for installing the vertical columns 32 are embedded at the junction of the columns and the wall according to the position of the prefabricated wall panel 31, as shown in fig. 4. This embedded screw 16 passes column plate 14 and post connecting piece 132 setting to with post connecting piece 132 welded fastening, reserve out one section length that outwards stretches out, be equipped with the hole that corresponds with embedded screw 16 on the stand 32, it can be fixed to install the nut after embedded screw 16 passes the hole on the stand 32. The column 32 can be fixed directly to the column formwork 1 at this point or can be installed only on site.
As shown in fig. 5, the beam formwork 2 includes a beam reinforcement cage 21, a beam auxiliary 22, a beam fixing bracket 23, a beam plate 24, a beam support 25, and a beam split bolt 26. Wherein, the beam reinforcement cage 21, the beam fixing frame 23, the beam plate 24 and the beam support 25 are sequentially arranged from inside to outside.
The beam fixing frame 23 includes four fixing beam angles 231 and a plurality of beam connectors 232. The fixed beam angle 231 extends in the lateral direction, corresponds to the length of the beam, and is arranged at four corners. The two lower fixed beam angles 231 face inward, and the two upper fixed beam angles 231 face differently according to the center beam or the side beam. For the intermediate beam with floors on both sides, the two fixed beam angles 231 above are both facing outwards and are used to weld with profiled steel sheets 4 of the floors, respectively. For the edge beam with the floor on only one side, one of the two fixing beam angle bars 231 positioned above faces outwards and is used for being welded with the profiled steel sheet 4 of the floor, and the other fixing beam angle bar 231 faces inwards and is higher than the fixing beam angle bar 231 facing outwards to be used for sealing the edge of the floor. The beam connector 232 is welded vertically between adjacent fixed beam angles 231 to form a rectangular frame connecting the four fixed beam angles 231. A plurality of beam connectors 232 are disposed equidistantly therebetween. In this embodiment, the fixed beam angle 231 is a 70 × 2mm long cold-bending member, and the beam connecting member 232 is a 60 × 2 metal plate, and has a height of 60mm and a thickness of 2 mm.
The beam reinforcement cage 21 is bound according to the standard, and the beam end reinforcement is directly anchored. After the binding is completed, the beam reinforcement cage 21 is placed inside the beam fixing frame 23, the position relation between the beam reinforcement cage 21 and the beam fixing frame 23 is adjusted, the thickness of the protective layer is reserved around the beam reinforcement cage 21, and the beam reinforcement cage 21 is welded to the fixed beam angle 231 and the beam connecting piece 232 by using the beam auxiliary piece 22 with the corresponding length. The beam auxiliary 22 may be embodied by a relatively short reinforcing bar.
After the beam fixing frame 23 and the beam reinforcement cage 21 are welded, sealing plates are arranged, namely, beam plates 24 are laid outside the bottom and two sides of the beam fixing frame 23, and the beam plates 24 and the beam fixing frame 23 are fixed with each other by mounting accessories such as screws. Specifically, the beam plate 24 and the beam connector 232 can be fixed to each other by self-tapping screws, the self-tapping screws are screwed inwards, and after pouring is completed, the self-tapping screws are fixed to the concrete by a part of length, so that structural stability is enhanced. The beam plate pieces 24 are not disassembled after the construction is finished, but are reserved for decoration, and good sealing measures are needed among the beam plate pieces 24, for example, structural glue is adopted for seam filling, so that the slurry leakage is prevented. The beam-slab member 24 in this embodiment is made of asbestos-free fiber cement board, preferably 15mm in thickness. The asbestos-free fiber cement board has the performances of low density, high strength, low thermal conductivity, excellent weather resistance (low humidity deformation, low expansion rate) and the like.
After the plate is closed, beam supports 25 are removably mounted to the beam plate members 24. The beam supports 25 are vertically equally spaced and preferably offset from the beam connectors 232 to form a complementary structure with the beam connectors 232 to better resist lateral stresses from the concrete during casting. The beam support 25 may be made of metal or sleeper, and the metal may be selected from a square pipe. One or two of a plurality of beam split bolts 26 arranged transversely and equidistantly are selected according to the height of the beam and are installed through the beam reinforcement cage 21, the beam plate member 24 and the beam support member 25. The beam supports 25 and the beam split bolts 26 are removed after casting.
After the beam supports 25 and the tie bolts are installed, the upper ring beam 33 of the prefabricated wall panel assembly is fixed to the bottom of the beam formwork 2, i.e., the bottom surface of the beam plate member 24 located at the bottom of the beam fixing frame 23. In other embodiments, the upper ring beam 33 may be installed only on site.
And after the column template 1 and the beam template 2 are manufactured, the column template and the beam template are boxed and transported according to the column number and the beam number, and are installed according to the following steps after arriving at a site.
And installing the column template 1. Firstly, the butt-jointed reinforcing steel bars at the lower part of the column reinforcing cage 11 are welded with the column foundation reinforcing steel bars on site through the reserved operation positions 17. After the welding is completed, the column plate 14 is closed at this operating position 17. After the post members 14 are closed, two post supports 152 are installed for reinforcement. If the studs 32 were not installed at the time of making the stud formwork 1, the studs 32 are now fixed to the side of the studs where the prefabricated wall panels 31 are to be installed, as shown in fig. 1.
Prefabricated wall panels 31 are installed between the column formworks 1. As shown in fig. 1, the prefabricated wall panel 31 is fixed to the vertical column 32 of the column form 1 by means of side grooves. Prefabricated wall panels 31 are also fastened to each other by means of vertical columns 32. After the prefabricated wallboard 31 between two post templates 1 is installed, support fixedly (can specifically adopt square pipe to carry out bearing diagonal) to prefabricated wallboard 31 of whole face and post template 1, the straightness that hangs down of prefabricated wallboard 31 and post template 1 is adjusted.
And beam formworks 2 are installed above the prefabricated wall panels 31 and between the column formworks 1. As shown in fig. 1, two ends of the beam form 2 respectively extend into the reserved beam mounting opening 18 at the top of the column form 1, the extending depth is about 10mm-20mm, two ends of the beam reinforcement cage 21 are respectively welded or bound with the butt-joint reinforcement at the upper part of the column reinforcement cage 11, and the beam plate 24 and the column plate 14 are sealed by structural adhesive. The upper ring beam 33 at the bottom of the beam template 2 is clamped into the top groove of the prefabricated wall panel 31 and is fixed by self-tapping screws. Prefabricated wallboard 31 has certain compressive capacity, and prefabricated wallboard 31 can evenly bear the concrete including roof beam template 2 and the watering along length direction, increases the stability of structure. If the prefabricated wall panel 31 cannot be located at the center of the beam formwork 2 due to the design of the wall surface position, and eccentric stress is caused, a sleeper 5 needs to be additionally arranged at the bottom of the beam formwork 2, and then the beam formwork 2 is temporarily supported through the sleeper 5 by the support rod 6.
And a floor slab is laid between the beam formworks 2. First, as shown in fig. 6, the profiled steel sheet 4 is connected and fixed to the two outward edges of the two fixing beam angle members 231 located above by using self-tapping screws, and edge sealing is performed. And a ceiling keel is welded at the bottom of the profiled steel sheet 4, and the ceiling keel can be a galvanized square tube. The ceiling keel is supported by the support rods 6, and the profiled steel sheet 4 is supported by the sleepers 5 and the support rods 6.
Pouring concrete into the column formwork 1, the beam formwork 2 and the profiled steel sheet 4, removing temporary support structures such as the support rods 6 and the sleepers 5 after the concrete is dried, removing the column support frames 15 and the column split bolts in the column formwork 1, and removing the beam support members 25 and the beam split bolts 26 in the beam formwork 2. And paving a gypsum board on the ceiling keel.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made, or combinations of the above-described embodiments can be made without departing from the spirit of the invention, and the scope of the invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides a contain steel reinforcement cage and exempt from to tear open shaping beam mold board which characterized in that includes:
the beam fixing frame (23) comprises four fixing beam angle bars (231) which extend transversely and are arranged at four corners, and beam connecting pieces (232) which are vertically arranged between the adjacent fixing beam angle bars (231);
the beam reinforcement cage (21) is fixedly arranged in the beam fixing frame (23);
beam plate pieces (24) fixedly laid at the bottom and outside the two sides of the beam fixing frame (23);
and the beam auxiliary piece (22) is fixedly connected between the beam reinforcement cage (21) and the beam fixing frame (23) so as to ensure that the thickness of a protective layer is reserved between the beam reinforcement cage (21) and the beam fixing frame (23).
2. The non-dismantling formed beam formwork with a reinforcement cage according to claim 1, wherein: the beam fixing frame further comprises beam supports (25) which are detachably and vertically arranged on the outer sides of the beam plate pieces (24) on two sides of the beam fixing frame (23).
3. The non-dismantling formed beam formwork with a reinforcement cage according to claim 2, wherein: and the beam split bolts (26) horizontally penetrate through the beam reinforcement cage (21), the beam plate piece (24) and the beam supporting piece (25) for installation.
4. The non-dismantling formed beam formwork containing a reinforcement cage according to claim 3, wherein: the beam connecting pieces (232) are arranged at equal intervals, the beam supports (25) are arranged at equal intervals, and the beam connecting pieces (232) and the beam supports (25) are arranged in a staggered mode.
5. The non-dismantling formed beam formwork with a reinforcement cage according to claim 4, wherein: the fixed beam angle (231) adopts a 70 x 2mm angle, and the beam connecting piece (232) adopts a 60 x 2mm beam connecting piece (232); the beam support (25) is made of a sleeper.
6. The reinforcement-cage-containing disassembly-free formed beam formwork of any one of claims 1 to 5, wherein: the two fixed beam angles (231) positioned above face outwards or one fixed beam angle faces outwards and the other fixed beam angle faces inwards, and the two fixed beam angles (231) positioned below face inwards.
7. A disassembly-free forming template structure is characterized by comprising:
a column template (1);
a pillar (32) fixed at a side of the pillar form (1);
prefabricated wall panels (31) provided with top grooves and side grooves, wherein the prefabricated wall panels (31) are clamped with the upright columns (32) through the side grooves so as to be arranged between the column formworks (1);
the beam formwork (2) is the disassembly-free forming beam formwork with the reinforcement cage according to any one of claims 1 to 6; the two ends of the beam template (2) extend into the top of the column template (1) respectively so as to be fixed with the column template (1), an upper ring beam (33) is further fixed at the bottom of the beam template (2), and the upper ring beam (33) is clamped with a groove in the top of the prefabricated wall plate (31) so as to be fixed with the prefabricated wall plate (31).
8. The disassembly-free forming template structure of claim 7, wherein: the floor slab is laid between the beam templates (2) and is a profiled steel sheet (4) or a steel bar truss floor bearing plate; the beam plate member (24) is made of asbestos-free fiber cement boards.
9. The cast-in-place concrete building process without detaching the mould is characterized by comprising the following steps of:
s1: manufacturing a beam formwork (2), which comprises the following steps:
binding a beam reinforcement cage (21);
manufacturing a beam fixing frame (23): arranging four fixed beam angle bars (231) extending transversely at four corners, wherein the two fixed beam angle bars (231) positioned at the upper part are all outwards or one fixed beam angle bar faces outwards and the other fixed beam angle bar faces inwards, the two fixed beam angle bars (231) positioned at the lower part are all inwards, and beam connecting pieces (232) are vertically arranged between the adjacent fixed beam angle bars (231);
placing the beam reinforcement cage (21) in the beam fixing frame (23), reserving the thickness of a protective layer, and fixing the beam reinforcement cage (21) and the beam fixing frame (23) through a beam auxiliary part (22);
beam plate pieces (24) are fixedly paved at the bottom and two sides of the beam fixing frame (23);
the beam supporting piece (25) is detachably arranged on the outer side of the beam plate piece (24) on two sides of the beam fixing frame (23) along the vertical direction, and the beam supporting piece (25) and the beam connecting piece (232) are arranged in a staggered mode;
horizontally penetrating a beam split bolt (26) through the beam reinforcement cage (21), the beam plate member (24) and the beam support member (25) for installation;
s2: installing a column template (1) on site;
s3: installing prefabricated wall boards (31) between the column formworks (1);
s4: beam formworks (2) are installed between the column formworks (1) and at the tops of the prefabricated wall boards (31);
s5: and a floor slab is laid between the beam templates (2).
10. The form-demolition-free cast-in-place concrete construction process of claim 9, wherein:
in S1, after the beam template (2) is manufactured, fixing an upper ring beam (33) at the bottom of the beam template (2);
in S2, after the column form (1) is mounted, the pillar (32) is fixed to the side surface of the column form (1);
at S3, the prefabricated wall panel (31) is engaged with the column (32) through the side groove, thereby being installed between the column formworks (1);
in S4, two ends of a beam template (2) respectively extend into the top of the column template (1) to be fixed with the column template (1), and an upper ring beam (33) at the bottom of the beam template (2) is clamped with a top groove of the prefabricated wall panel (31) to be fixed with the prefabricated wall panel (31);
in S5, profiled steel sheets (4) or steel bar truss floor decks are laid between the beam forms (2).
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| CN111734018A (en) * | 2020-06-09 | 2020-10-02 | 安徽海龙建筑工业有限公司 | Formwork structure, disassembly-free mold and concrete wall construction method |
| CN111926974B (en) * | 2020-08-20 | 2021-07-20 | 福建宏盛建设集团有限公司 | Precast slab construction method |
| CN113047625A (en) * | 2021-02-07 | 2021-06-29 | 东南大学 | Finished steel reinforcement cage grading assembly method suitable for bearing metal beam template |
| CN113047626A (en) * | 2021-02-07 | 2021-06-29 | 东南大学 | Finished steel reinforcement cage grading assembly method of bearing type reinforced concrete slab template |
| CN115012649A (en) * | 2022-06-27 | 2022-09-06 | 苏州思萃融合基建技术研究所有限公司 | Template for concrete pouring at node of assembled beam column and mounting method thereof |
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| CN2232953Y (en) * | 1995-11-24 | 1996-08-14 | 梁育雄 | Permanent combination building section mould |
| CN103938797B (en) * | 2014-04-04 | 2017-01-18 | 北京工业大学 | Heat-preserving recycled concrete rectangular column with dismantling-free high performance cement mortar mold plate and manufacturing method |
| CN204983391U (en) * | 2015-08-04 | 2016-01-20 | 万保金 | Exempt from to tear open precast concrete beam mold board |
| CN105064551B (en) * | 2015-09-01 | 2017-03-08 | 辰泰（广德）汽配有限责任公司 | Removable board wall system |
| CN205591428U (en) * | 2016-04-29 | 2016-09-21 | 程艳敏 | Bolted dismountable permanent beam form |
| CN106193454A (en) * | 2016-07-29 | 2016-12-07 | 华南理工大学 | A kind of permanent template of post ultra-high performance concrete and preparation method thereof |
| CN107313554A (en) * | 2017-08-10 | 2017-11-03 | 滨州学院 | A kind of reinforced column constructing device of free removal template |
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